CN105846266A - Cable grounding connection device for electrical distribution box - Google Patents
Cable grounding connection device for electrical distribution box Download PDFInfo
- Publication number
- CN105846266A CN105846266A CN201610364931.9A CN201610364931A CN105846266A CN 105846266 A CN105846266 A CN 105846266A CN 201610364931 A CN201610364931 A CN 201610364931A CN 105846266 A CN105846266 A CN 105846266A
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- China
- Prior art keywords
- shell
- interconnecting piece
- grounding
- wire interconnecting
- point
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
Landscapes
- Cable Accessories (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a cable grounding connection device for an electrical distribution box. The cable grounding connection device comprises a lead wire connection part, a grounding connection part and a corresponding protective shell, wherein the grounding connection part is connected with the lead wire connection part; a wire clamping space for clamping a cable grounding bare wire is arranged on the lead wire connection part; the surface for facilitating installation of a grounding wire is arranged on the grounding connection part; and the surface, for clamping the cable grounding bare wire, in the wire clamping space and the grounding connection part have conductivity; the lead wire connection part is used for clamping the cable grounding bare wire through the wire clamping space when used; and the grounding connection part is connected with the grounding wire, so that connection of a cable and the grounding wire is achieved; the cable grounding connection device is simple in structure, easy to process, simple and convenient to install and dismantle, good in safety and high in universality; and the grounding efficiency can be greatly improved.
Description
Technical field
The present invention relates to power supply technical field, be specifically related to a kind of electric distribution box cable grounding switching device.
Background technology
Power equipment or cable run are being overhauled and in maintenance process, need to ensure power equipment or cable run reliable ground, prevent from sending a telegram here suddenly produced dangerous voltage or harm that human body is caused by induced voltage that adjacent lines produces, and for draining the residual charge of power cutoff device or circuit, avoid operator that electric shock accidents occurs, therefore, by earth lead, power equipment or cable run being carried out ground connection is a very important electrical safety measurement.The kind of existing low-voltage grounding wire mainly has wire-clamp-type earth lead and duck-beak type earth lead two kinds, but, due to the position that can install earth lead not reserved at low-tension distribution box outlet switch, and low-pressure line-outgoing branch is many, adjacent low tension switch spacing is little, and the space of low-voltage equipment just ratio own is narrow, cause both the above earth lead all directly cannot carry out ground connection operation in low-tension distribution box, for ensureing repairing, sometimes can only carry out bus-bar earthing, disadvantage of this is that and will expand power failure range, and be susceptible to the safety failures such as ground short circuit.
Summary of the invention
It is an object of the invention to provide a kind of safe and reliable, highly versatile, simple in construction, easy and simple to handle, the electric distribution box cable grounding switching device of earth lead efficiency can be greatly improved.
The present invention is realized by following technical proposal:
A kind of electric distribution box cable grounding switching device, including wire interconnecting piece and grounding points, this wire interconnecting piece is connected with grounding points, this wire interconnecting piece is provided with clamp space and the locking device that a current supply cable passes, size by this locking device regulation clamp space, so that the cable grounding bare wire through clamp space is clamped by wire interconnecting piece, and this structure has an advantage that, it is simply that can be applicable to the cable in the most collinear footpath;This grounding points is provided with is easy to the surface that earth lead is installed, and has electric conductivity between face and the grounding points of clamping cable grounding bare wire in clamp space;During use, clamp space clamping cable grounding bare wire on wire interconnecting piece, grounding points is connected with grounding apparatus, grounding apparatus includes but not limited to earth lead, earth brace or the most the more commonly used wire-clamp-type earth lead and duck-beak type earth lead, grounding points can make the arbitrary shape facilitating earth lead to install, and can need to be arranged on grounding points the optional position of wire interconnecting piece according to installing;Before using, peel treat on earth cable a section in this electric distribution box off crust and expose bare wire, then this cable grounding line switching device is arranged on bare wire, and make it firmly install by locking device, if there is adjacent cable to install this earth lead switching device simultaneously, its installation site can be staggered with Appropriate application space, when need not earth lead at ordinary times, the cable installing this earth lead switching device just uses frequently as wire, when needs earth lead, earth lead is directly connected on above exposed grounding points, thus realize the switching between cable and earth lead, and simple operation, the efficiency of breakdown repair personnel can be greatly improved, need not bus-bar earthing, avoid expanding power failure range.
Further, described electric distribution box cable grounding switching device also includes guard shield, this guard shield is the insulation crust that side-closed, two ends are provided with cable-through hole, guard shield also includes wire interconnecting piece shell and grounding points shell, is connected by friction fit or is flexibly connected by the first locker between grounding points shell with wire interconnecting piece shell;During use, the clamp space clamping cable grounding bare wire of wire interconnecting piece, guard shield is wrapped in outside grounding points and wire interconnecting piece, cable grounding bare wire is provided entirely in guard shield, cable passes from the two of guard shield cable-through holes, this grounding points shell can be opened, so that this grounding points is exposed outside guard shield by opening this first locker;When need not earth lead at ordinary times, by the first locker, grounding points shell and wire interconnecting piece shell are locked, grounding points and wire interconnecting piece and cable grounding bare wire are all wrapped in the guard shield of insulation, when needs earth lead, by the first locker, grounding points shell is opened, then earth lead is directly connected on above exposed grounding points, simple operation, safe and reliable.
Preferably, described wire interconnecting piece is the integral structure being provided with cavity, and the structure of described locking device is: described wire interconnecting piece side is provided with a roll adjustment screw and a setting-up screw coordinated with this roll adjustment screw;Further, described grounding points is the hollow structure being provided with hollow hole, and described roll adjustment screw is located in this hollow hole;Further, one end of this setting-up screw enters this cavity through roll adjustment screw and cavity inner wall corresponding thereto constitutes described clamp space, the size in described clamp space can be regulated, so that wire interconnecting piece locks the cable grounding bare wire passed through by rotating this setting-up screw;The advantage of this structure is simple in construction, easy to process, and connector is few, and roll adjustment screw is located in the hollow hole of grounding points be more conducive to simplify structure, and protection setting-up screw;
Or described wire interconnecting piece side is provided with a roll adjustment screw, the outer surface of described grounding points is provided with the external screw thread coordinated with this roll adjustment screw, one end of this grounding points enters this cavity through roll adjustment screw and cavity inner wall corresponding thereto constitutes described clamp space, the size in described clamp space can be regulated, so that wire interconnecting piece locks the cable grounding bare wire passed through by rotating this grounding points;The advantage of this structure is as distance adjustor by grounding points, further simplify structure.
Further, the face clamping cable grounding bare wire in described cavity is arc concave surface, and the advantage of this structure is to make wire interconnecting piece clamping cable grounding bare wire more firm.
Further, one end that described setting-up screw enters described cavity is provided with clamp block, and this clamp block coordinates the face clamping cable grounding bare wire in described cavity, by the cable grounding bare wire locking fixing with described wire interconnecting piece through described clamp space;The advantage of this structure is to make device clamping cable grounding bare wire more fasten.
Preferably, grounding points is column or tubular body, has both been easy to processing, also allows for earth lead or other grounding apparatus are installed, and further, preferably grounded connecting portion is vertically set in the middle of wire interconnecting piece, it is simple to install, and saves space, convenient and practical.
Further, one end that described grounding points enters described cavity is provided with clamp post, and this clamp post coordinates the face clamping cable grounding bare wire in described cavity, by the cable grounding bare wire locking fixing with described wire interconnecting piece through described clamp space;The advantage of this structure is to make device clamping cable grounding bare wire more fasten.
Further, the side of the most described wire interconnecting piece is provided with fluting, can be put in described cavity by cable grounding bare wire by this fluting.
Preferably, described wire interconnecting piece includes the first noumenon and the second body, the first crimping and the second crimping it is respectively equipped with on this first noumenon and the second body, this first crimping and the second crimping form described clamp space, one side of this first noumenon and the second body is hinged, and another side is connected by described locking device, and the advantage of this structure is to facilitate installing/dismounting, and processing is simple, clamping cable grounding bare wire is more convenient firm.
Further, described first crimping and the second crimping are the groove being correspondingly arranged on the first noumenon and the second body, and the advantage of this structure is simple in construction, it is simple to processing, and clamp consolidates.
Preferably, the structure of described locking device is: the side that described the first noumenon and described second body connect is respectively equipped with locking screw holes and through hole, by a clamping screw coordinated with this locking screw holes and through hole, the first noumenon and the second body are connected, the size in described clamp space can be regulated, so that described the first noumenon and the second body lock the cable grounding bare wire passed through by rotating this clamping screw;
Or the side that described the first noumenon and described second body are fixed is respectively equipped with through hole, the first noumenon and the second body are connected by the clamping screw and the lock nut that are coordinated with this through hole by one, the size in described clamp space can be regulated, so that described the first noumenon and the second body lock the cable grounding bare wire passed through by rotating this lock nut.
Preferably, described grounding points and described wire interconnecting piece are dead attachment structure, and the advantage of this structure is simple in construction, easy to process.
Preferably, described grounding points is the separate structure being flexibly connected with described wire interconnecting piece, the advantage of this structure is to install firm, flexible adjustment, by rotating the direction of grounding points, grounding points can be made to be contracted in by wire interconnecting piece when earth-free line, reduce taking up room of this device further, launch when earth lead, facilitate the installation of earth lead.
Further, the mode being flexibly connected between described grounding points with described wire interconnecting piece is: one end of this grounding points is provided with hemisphere jut, it is correspondingly provided with the ball seat coordinated with this hemisphere jut on wire interconnecting piece, grounding points opposing leads connecting portion rotation direction can be made by this hemisphere jut with coordinating of ball seat;
Or one end of grounding points is provided with cam chair, the cam coordinated with this cam chair it is correspondingly provided with on wire interconnecting piece, this cam is rotationally connected by axle with cam chair, can make grounding points opposing leads connecting portion rotation direction by this cam with coordinating of cam chair;
The advantage of above two structure is grounding points with wire interconnecting piece either at geo-stationary or when relatively rotate, and is face contact all the time, thus ensure that this device remains bigger energising sectional area.
Preferably, the first locker structure between described grounding points shell and described wire interconnecting piece shell is:
Arranging rotary buckle on wire interconnecting piece shell, grounding points shell correspondence position arranges the fixture block coordinated with rotary buckle, it can be locked with wire interconnecting piece shell by rotating grounding points shell or open;
Or wire interconnecting piece shell and grounding points shell connecting portion arrange the screw thread that cooperates, it can be locked with wire interconnecting piece shell or open by rotating grounding points shell;The advantage of this structure is simple in construction, easy to process.
A connecting line it is additionally provided with between described grounding points shell and described wire interconnecting piece shell;The advantage of this structure is can to connect together also by connecting line when grounding points shell is opened with wire interconnecting piece shell, facilitates installing/dismounting, it is to avoid grounding points shell deposits inconvenience or loss.
Preferably, the first locker structure between described grounding points shell and described wire interconnecting piece shell is: wire interconnecting piece shell is hinged with the side of grounding points shell, and corresponding opposite side is flexibly connected by buckle/docking button/cutting ferrule.
Further, described grounding points shell is flexibly connected by cutting ferrule with the opposite side of described wire interconnecting piece shell, the structure of this cutting ferrule is: arrange a bayonet lock on this wire interconnecting piece shell or grounding points shell, it is correspondingly arranged a termination on this grounding points shell or wire interconnecting piece shell and is provided with the connecting line of guide, grounding points shell is locked by the cutting ferrule cooperatively formed by this bayonet lock and guide with wire interconnecting piece shell, the advantage of this structure is simple in construction, easy and simple to handle.
Preferably, described grounding points shell is flexibly connected by docking button with the opposite side of described wire interconnecting piece shell, the structure of this docking button is: arrange pin thread on this grounding points shell, it is correspondingly arranged box on this wire interconnecting piece shell, by the docking button cooperatively formed of this pin thread and box, grounding points shell is locked with wire interconnecting piece shell.
Further, the both sides of described box further respectively have a button and button spring, box can be made to move by pressing this button, and make this box and described pin thread disengage, so that grounding points shell is opened with wire interconnecting piece shell, box homing can be made to put by release button, the advantage of this structure is simple operation.
Preferably, described grounding points is the separate structure being flexibly connected with described wire interconnecting piece, the position being flexibly connected with described grounding points on described wire interconnecting piece is additionally provided with unlatching spring, when described grounding points shell is locked with described wire interconnecting piece shell, this unlatching spring is in compressive state under the compressing of grounding points, when described grounding points shell is opened with described wire interconnecting piece shell, the free end of grounding points can back down grounding points shell automatic spring under the effect of this unlatching spring, the advantage of this structure is not only to make the operation of expansion grounding points more simple and efficient, and avoid operator to touch cable grounding bare wire, safer.
Preferably, the structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell, the advantage of this structure is convenient processing, and facilitate wire interconnecting piece shell be installed on dismounting.
Further, the structure of described second locker between described first point of shell and second point of shell is:
The side of this first point of shell and second point of shell is hinged, and corresponding opposite side is flexibly connected by buckle/docking button/cutting ferrule;
Or at least two side of this first point of shell and second point of shell is flexibly connected by buckle/docking button/cutting ferrule.
Further, the corresponding opposite side of described first point of shell and second point of shell is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, the described wire interconnecting piece shell that these two shells are constituted is locked by the buckle cooperatively formed of this grab and draw-in groove, the advantage of this structure is simple in construction, easy to process, and swift to operate.
Preferably, described wire interconnecting piece is the integral structure being provided with cavity, the structure of described locking device is: described wire interconnecting piece side is provided with a roll adjustment screw and a setting-up screw coordinated with this roll adjustment screw, one end of this setting-up screw enters this cavity through roll adjustment screw and cavity inner wall corresponding thereto constitutes described clamp space, further, the face clamping cable grounding bare wire in described cavity is arc concave surface, the advantage of this structure is to make wire interconnecting piece clamping cable grounding bare wire more firm, the size in described clamp space can be regulated by rotating this setting-up screw, so that wire interconnecting piece locks the cable grounding bare wire passed through;The side of described wire interconnecting piece is provided with fluting, can be put in described cavity by cable grounding bare wire by this fluting;Described grounding points and described wire interconnecting piece are dead attachment structure, the first locker structure between described grounding points shell and described wire interconnecting piece shell is: arrange a rotary buckle on wire interconnecting piece shell, grounding points shell correspondence position arranges the fixture block coordinated with rotary buckle, it can be locked with wire interconnecting piece shell by rotating grounding points shell or open;The structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell;The structure of described second locker between described first point of shell and second point of shell is: the side of this first point of shell and second point of shell is hinged, corresponding opposite side is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, locks, by the buckle cooperatively formed of this grab and draw-in groove, the described wire interconnecting piece shell that these two shells are constituted.
Preferably, described wire interconnecting piece is the integral structure being provided with cavity, the structure of described locking device is: described wire interconnecting piece side is provided with a roll adjustment screw, the outer surface of described grounding points is provided with the external screw thread coordinated with this roll adjustment screw, one end of this grounding points enters this cavity through roll adjustment screw and cavity inner wall corresponding thereto constitutes described clamp space, further, the face clamping cable grounding bare wire in described cavity is arc concave surface, the advantage of this structure is to make wire interconnecting piece clamping cable grounding bare wire more firm, the size in described clamp space can be regulated by rotating this grounding points, so that wire interconnecting piece locks the cable grounding bare wire passed through;The side of described wire interconnecting piece is provided with fluting, can be put in described cavity by cable grounding bare wire by this fluting;The first locker structure between described grounding points shell and described wire interconnecting piece shell is: arrange a rotary buckle on wire interconnecting piece shell, grounding points shell correspondence position arranges the fixture block coordinated with rotary buckle, it can be locked with wire interconnecting piece shell by rotating grounding points shell or open;The structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell;The structure of described second locker between described first point of shell and second point of shell is: the side of this first point of shell and second point of shell is hinged, corresponding opposite side is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, locks, by the buckle cooperatively formed of this grab and draw-in groove, the described wire interconnecting piece shell that these two shells are constituted.
Preferably, described wire interconnecting piece includes the first noumenon and the second body, the first crimping and the second crimping it is respectively equipped with on this first noumenon and the second body, this first crimping and the second crimping form described clamp space, one side of this first noumenon and the second body is hinged, another side is flexibly connected by described clamping screw, the size that can regulate described clamp space is connected, so that described the first noumenon and the second body lock the cable grounding bare wire passed through by this clamping screw;Described grounding points and described wire interconnecting piece are dead attachment structure, the first locker structure between described grounding points shell and described wire interconnecting piece shell is: arrange a rotary buckle on wire interconnecting piece shell, grounding points shell correspondence position arranges the fixture block coordinated with rotary buckle, it can be locked with wire interconnecting piece shell by rotating grounding points shell or open;The structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell;The structure of described second locker between described first point of shell and second point of shell is: the side of this first point of shell and second point of shell is hinged, corresponding opposite side is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, locks, by the buckle cooperatively formed of this grab and draw-in groove, the described wire interconnecting piece shell that these two shells are constituted.
Preferably, described wire interconnecting piece includes the first noumenon and the second body, the first crimping and the second crimping it is respectively equipped with on this first noumenon and the second body, this first crimping and the second crimping form described clamp space, one side of this first noumenon and the second body is hinged, another side is flexibly connected by described clamping screw, the size that can regulate described clamp space is connected, so that described the first noumenon and the second body lock the cable grounding bare wire passed through by this clamping screw;Described grounding points is the separate structure being flexibly connected with described wire interconnecting piece, the mode being flexibly connected between this grounding points with wire interconnecting piece is: one end of this grounding points is provided with hemisphere jut, it is correspondingly provided with the ball seat coordinated with this hemisphere jut on wire interconnecting piece, grounding points opposing leads connecting portion rotation direction can be made by this hemisphere jut with coordinating of ball seat;The first locker structure between described grounding points shell and described wire interconnecting piece shell is: wire interconnecting piece shell is hinged with the side of grounding points shell, opposite side is flexibly connected by cutting ferrule, the structure of this cutting ferrule is: arrange a bayonet lock on this wire interconnecting piece shell or grounding points shell, being correspondingly arranged a termination on this grounding points shell or wire interconnecting piece shell and be provided with the connecting line of guide, grounding points shell is locked by the cutting ferrule cooperatively formed by this bayonet lock and guide with wire interconnecting piece shell;The both sides of described box further respectively have a button and button spring, box can be made to move by pressing this button, and make this box and described pin thread disengage, so that grounding points shell and wire interconnecting piece shell are opened, box homing can be made to put by release button;The position being flexibly connected with described grounding points on described wire interconnecting piece is additionally provided with unlatching spring, when described grounding points shell is locked with described wire interconnecting piece shell, this unlatching spring is in compressive state under the compressing of grounding points, when described grounding points shell is opened with described wire interconnecting piece shell, the free end of grounding points can back down grounding points shell automatic spring under the effect of this unlatching spring;The structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell;The structure of described second locker between described first point of shell and second point of shell is: the side of this first point of shell and second point of shell is hinged, corresponding opposite side is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, locks, by the buckle cooperatively formed of this grab and draw-in groove, the described wire interconnecting piece shell that these two shells are constituted.
Preferably, described wire interconnecting piece includes the first noumenon and the second body, the first crimping and the second crimping it is respectively equipped with on this first noumenon and the second body, this first crimping and the second crimping form described clamp space, one side of this first noumenon and the second body is hinged, another side is flexibly connected by described clamping screw, the size that can regulate described clamp space is connected, so that described the first noumenon and the second body lock the cable grounding bare wire passed through by this clamping screw;Described grounding points is the separate structure being flexibly connected with described wire interconnecting piece, the mode being flexibly connected between this grounding points with wire interconnecting piece is: one end of this grounding points is provided with hemisphere jut, it is correspondingly provided with the ball seat coordinated with this hemisphere jut on wire interconnecting piece, grounding points opposing leads connecting portion rotation direction can be made by this hemisphere jut with coordinating of ball seat;The first locker structure between described grounding points shell and described wire interconnecting piece shell is: wire interconnecting piece shell is hinged with the side of grounding points shell, opposite side is flexibly connected by docking button, the structure of this docking button is: arrange pin thread on this grounding points shell, it is correspondingly arranged box on this wire interconnecting piece shell, by the docking button cooperatively formed of this pin thread and box, grounding points shell is locked with wire interconnecting piece shell;The both sides of described box further respectively have a button and button spring, box can be made to move by pressing this button, and make this box and described pin thread disengage, so that grounding points shell and wire interconnecting piece shell are opened, box homing can be made to put by release button;The position being flexibly connected with described grounding points on described wire interconnecting piece is additionally provided with unlatching spring, when described grounding points shell is locked with described wire interconnecting piece shell, this unlatching spring is in compressive state under the compressing of grounding points, when described grounding points shell is opened with described wire interconnecting piece shell, the free end of grounding points can back down grounding points shell automatic spring under the effect of this unlatching spring;The structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell;The structure of described second locker between described first point of shell and second point of shell is: the side of this first point of shell and second point of shell is hinged, corresponding opposite side is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, locks, by the buckle cooperatively formed of this grab and draw-in groove, the described wire interconnecting piece shell that these two shells are constituted.
Preferably, described wire interconnecting piece includes the first noumenon and the second body, the first crimping and the second crimping it is respectively equipped with on this first noumenon and the second body, this first crimping and the second crimping form described clamp space, one side of this first noumenon and the second body is hinged, another side is flexibly connected by described clamping screw, the size that can regulate described clamp space is connected, so that described the first noumenon and the second body lock the cable grounding bare wire passed through by this clamping screw;Described grounding points is the separate structure being flexibly connected with described wire interconnecting piece, the mode being flexibly connected between this grounding points with wire interconnecting piece is: one end of grounding points is provided with cam chair, the cam coordinated with this cam chair it is correspondingly provided with on wire interconnecting piece, this cam is rotationally connected by axle with cam chair, can make grounding points opposing leads connecting portion rotation direction by this cam with coordinating of cam chair;The first locker structure between described grounding points shell and described wire interconnecting piece shell is: wire interconnecting piece shell is hinged with the side of grounding points shell, opposite side is flexibly connected by docking button, the structure of this docking button is: arrange pin thread on this grounding points shell, it is correspondingly arranged box on this wire interconnecting piece shell, by the docking button cooperatively formed of this pin thread and box, grounding points shell is locked with wire interconnecting piece shell;The both sides of described box further respectively have a button and button spring, box can be made to move by pressing this button, and make this box and described pin thread disengage, so that grounding points shell and wire interconnecting piece shell are opened, box homing can be made to put by release button;The position being flexibly connected with described grounding points on described wire interconnecting piece is additionally provided with unlatching spring, when described grounding points shell is locked with described wire interconnecting piece shell, this unlatching spring is in compressive state under the compressing of grounding points, when described grounding points shell is opened with described wire interconnecting piece shell, the free end of grounding points can back down grounding points shell automatic spring under the effect of this unlatching spring;The structure of described wire interconnecting piece shell is opposite shell, including first point of shell and second point of shell, is flexibly connected by the second locker between this first point of shell and second point of shell;The structure of described second locker between described first point of shell and second point of shell is: the side of this first point of shell and second point of shell is hinged, corresponding opposite side is flexibly connected by buckle, this buckle structure is: a point of shell-side limit in first point of shell and second point of shell arranges grab, on another point of shell-side limit, correspondence position arranges draw-in groove, locks, by the buckle cooperatively formed of this grab and draw-in groove, the described wire interconnecting piece shell that these two shells are constituted.
Preferably, the material of described guard shield is insulation, barrier material, and the material of this wire interconnecting piece shell includes but not limited to rubber, plastics or pottery, to prevent danger such as getting an electric shock, short-circuit.
Preferably, it is coated with insulating outer layer beyond clamp space on wire interconnecting piece, this insulating outer layer includes but not limited to insulating coating, the outside of this grounding points is provided with grounding points shell, it is flexibly connected between this grounding points shell and wire interconnecting piece, the advantage of this structure is the structure simplifying apparatus of the present invention further, under making the volume of apparatus of the present invention to accomplish more, to better profit from space narrow at distribution box outlet switch.
Preferably, the material of described grounding points and described wire interconnecting piece is conductive material, includes but not limited to the conventional conductive material such as copper, aluminum.
Preferably, described electric distribution box cable grounding switching device also includes the metal forming of a volume split, this metal forming is wrapped in cable when using and needs the bare wire position of ground connection, wherein metal forming is aluminium foil, Copper Foil, native silver, native gold, metallic conduction composite foil or a combination thereof body paper tinsel, above metal forming is respectively provided with high conductivity, high moisture, quality is softer, plasticity is good feature, both can reach waterproof, moistureproof function when therefore processing cable with it, in turn ensure that the ability to transmit electricity at wiring.
The invention has the beneficial effects as follows: easy and simple to handle, safety is good, highly versatile, it is possible to be greatly improved ground connection efficiency.
Below with reference to accompanying drawing, the effect of design, concrete structure and the generation of the present invention is described further, to be completely understood by the purpose of the present invention, feature and effect.
Accompanying drawing explanation
Fig. 1 is grounding points and the structural representation of wire interconnecting piece in the present invention a kind of electric distribution box cable grounding switching device embodiment 1;
Fig. 2 is grounding points and the structural representation of wire interconnecting piece in the present invention a kind of electric distribution box cable grounding switching device embodiment 2;
Fig. 3 is grounding points and the structural representation of wire interconnecting piece in the present invention a kind of electric distribution box cable grounding switching device embodiment 3;
Fig. 4 is the structural representation of guard shield in the present invention a kind of electric distribution box cable grounding switching device embodiment 1,2,3;
Fig. 5 is the structural representation of the present invention a kind of electric distribution box cable grounding switching device embodiment 4;
Fig. 6 is the decomposition texture schematic diagram of the present invention a kind of electric distribution box cable grounding switching device embodiment 4;
Fig. 7 is the structural representation of the present invention a kind of electric distribution box cable grounding switching device embodiment 5;
Fig. 8 is the decomposition texture schematic diagram of the present invention a kind of electric distribution box cable grounding switching device embodiment 5;
Fig. 9 is grounding points and the structural representation of wire interconnecting piece in the present invention a kind of electric distribution box cable grounding switching device embodiment 4,5;
Figure 10 is grounding points and the decomposition texture schematic diagram of wire interconnecting piece in the present invention a kind of electric distribution box cable grounding switching device embodiment 4,5;
Figure 11 is grounding points and the decomposition texture schematic diagram of wire interconnecting piece in the present invention a kind of electric distribution box cable grounding switching device embodiment 6;
Figure 12 is box, button and the structural representation of button spring in the present invention a kind of electric distribution box cable grounding switching device embodiment 5,6;
nullWherein: 1-wire interconnecting piece、101-clamp space、102-locking device、1021-roll adjustment screw、1022-setting-up screw、10221-clamp block、1023-locking screw holes、1024-through hole、1025-clamping screw、103-cavity、104-the first noumenon、1041-the first crimping、1051-the second crimping、105-the second body、106-slots、2-grounding points、2011-external screw thread、2012-hollow hole、202-clamp post、2031-hemisphere jut、2032-ball seat、2033-cam chair、2034-cam、2035-opens spring、3-guard shield、301-wire interconnecting piece shell、First point of shell of 3011-、Second point of shell of 3012-、302-grounding points shell、303-cable-through hole、401-rotary buckle、402-fixture block、404-cutting ferrule、4041-bayonet lock、4042-guide、4043-connecting line、405-docks button、4051-pin thread、4052-box、4053-button、4054-button spring、501-buckle、5011-grab、5012-draw-in groove、6-cable、601-cable grounding bare wire.
Detailed description of the invention
Below in conjunction with accompanying drawing, one electric distribution box cable grounding switching device of the present invention is further described:
Embodiment 1:
As shown in figures 1 to 6, a kind of electric distribution box cable grounding switching device, including wire interconnecting piece 1 and grounding points 2, wire interconnecting piece 1 is connected with grounding points 2, this wire interconnecting piece 1 is provided with one for the clamp space 101 and the locking device 102 that clamp cable grounding bare wire 601, the size in clamp space 101 is regulated, so that the cable grounding bare wire 601 through clamp space 101 is clamped by wire interconnecting piece 1 by this locking device 102;This grounding points 2 is provided with is easy to the surface that earth lead is installed, and has electric conductivity between face and the grounding points 2 of clamping cable grounding bare wire 601 in clamp space 101.
This electric distribution box cable grounding switching device also includes guard shield 3, this guard shield 3 is the insulation crust that side-closed, two ends are provided with cable-through hole 303, guard shield 3 also includes wire interconnecting piece shell 301 and grounding points shell 302, is flexibly connected by the first locker between grounding points shell 302 with wire interconnecting piece shell 301;During use, the clamp space 101 of wire interconnecting piece clamps cable grounding bare wire 601, guard shield 3 is wrapped in outside grounding points and wire interconnecting piece, cable grounding bare wire 601 is provided entirely in guard shield 3, cable 6 passes from two cable-through holes 303 of guard shield 3, this grounding points shell 302 can be opened by opening this first locker, it is thus possible to by exposed for grounding points 2 outside guard shield 3.
Wire interconnecting piece 1 is the integral structure being provided with cavity 103, the structure of locking device 102 is: wire interconnecting piece 1 side is provided with a roll adjustment screw 1021 and a setting-up screw 1022 coordinated with this roll adjustment screw 1021, grounding points 2 is the hollow structure being provided with hollow hole 2012, roll adjustment screw 1021 is located in this hollow hole 2012, one end of this setting-up screw 1022 enters this cavity 103 through roll adjustment screw 1021 and cavity corresponding thereto 103 inwall constitutes clamp space 101, the size in clamp space 101 can be regulated by rotating this setting-up screw 1022, so that wire interconnecting piece 1 locks the cable grounding bare wire 601 passed through.
The face clamping cable grounding bare wire 601 in cavity 103 is arc concave surface, and the advantage of this structure is to make wire interconnecting piece clamping cable grounding bare wire more firm.
The one end entering cavity 103 on setting-up screw 1022 is provided with clamp block 10221, and this clamp block 10221 coordinates the face clamping cable grounding bare wire 601 in cavity 103, by cable grounding bare wire 601 locking fixing with wire interconnecting piece 1 through clamp space 101.
The side of wire interconnecting piece 1 is provided with fluting 106, can be put in cavity 103 by cable grounding bare wire 601 by this fluting 106.
Grounding points 2 and wire interconnecting piece 1 are dead attachment structure, grounding points 2 is to be vertically set on the cylinder in the middle of wire interconnecting piece 1, the first locker structure between grounding points shell 302 and wire interconnecting piece shell 301 is: arrange a rotary buckle 401 on wire interconnecting piece shell 301, grounding points shell 302 correspondence position arranges the fixture block 402 coordinated with rotary buckle 401, by rotating grounding points shell 302, it can be locked with wire interconnecting piece shell 301 or be opened.
The structure of wire interconnecting piece shell 301 is opposite shell, including first point of shell 3011 and second point of shell 3012, is flexibly connected by the second locker between this first point of shell 3011 and second point of shell 3012;The structure of the second locker between first point of shell 3011 and second point of shell 3012 is: the side of this first point of shell 3011 and second point of shell 3012 is hinged, corresponding opposite side is flexibly connected by buckle 501, this buckle 501 structure is: a point of shell-side limit in first point of shell 3011 and second point of shell 3012 arranges grab 5011, on another point of shell-side limit, correspondence position arranges draw-in groove 5012, locks, by the buckle 501 cooperatively formed of this grab 5011 and draw-in groove 5012, the wire interconnecting piece shell 301 that these two shells are constituted.
The material of guard shield 3 is plastics;The material of grounding points 2 and wire interconnecting piece 1 is aluminum.
Embodiment 2:
On the basis of the technical scheme of the present invention a kind of electric distribution box cable grounding switching device embodiment 1, carry out following improvement:
As shown in Figure 2, grounding points 2 is the separate structure being flexibly connected with wire interconnecting piece 1, the structure of locking device 102 is: wire interconnecting piece 1 side is provided with a roll adjustment screw 1021, the outer surface of grounding points 2 is provided with the external screw thread 2011 coordinated with this roll adjustment screw 1021, one end of this grounding points 2 enters this cavity 103 through roll adjustment screw 1021 and cavity corresponding thereto 103 inwall constitutes clamp space 101, the size in clamp space 101 can be regulated by rotating this grounding points 2, so that wire interconnecting piece 1 locks the cable grounding bare wire 601 passed through.
Embodiment 3:
On the basis of the technical scheme of the present invention a kind of electric distribution box cable grounding switching device embodiment 1, carry out following improvement:
As Figure 1-4, wire interconnecting piece 1 includes the first noumenon 104 and the second body 105, the first crimping 1041 and the second crimping 1051 it is respectively equipped with on this first noumenon 104 and the second body 105, this first crimping 1041 and the second crimping 1051 form clamp space 101, one side of this first noumenon 104 and the second body 105 is hinged, another side is flexibly connected by clamping screw 1025, the size that can regulate clamp space 101 is connected by this clamping screw 1025, so that the first noumenon 104 and the second body 105 lock the cable grounding bare wire 601 passed through.
First crimping 1041 and the second crimping 1051 are the groove being correspondingly arranged on the first noumenon 104 and the second body 105.
Embodiment 4:
On the basis of the technical scheme of the present invention a kind of electric distribution box cable grounding switching device embodiment 3, carry out following improvement:
As shown in Figure 5-10, grounding points 2 is the separate structure being flexibly connected with wire interconnecting piece 1.
The mode being flexibly connected between this grounding points 2 with wire interconnecting piece 1 is: one end of this grounding points 2 is provided with hemisphere jut 2031, it is correspondingly provided with the ball seat 2032 coordinated with this hemisphere jut 2031 on wire interconnecting piece 1, grounding points 2 opposing leads connecting portion 1 rotation direction can be made by this hemisphere jut 2031 with coordinating of ball seat 2032.
The first locker structure between grounding points shell 302 and wire interconnecting piece shell 301 is: wire interconnecting piece shell 301 is hinged with the side of grounding points shell 302, opposite side is flexibly connected by cutting ferrule 404, the structure of this cutting ferrule 404 is: arrange a bayonet lock 4041 on this wire interconnecting piece shell 301 or grounding points shell 302, it is correspondingly arranged a termination on this grounding points shell 302 or wire interconnecting piece shell 301 and is provided with the connecting line 4043 of guide 4042, grounding points shell 302 is locked by the cutting ferrule 404 cooperatively formed by this bayonet lock 4041 and guide 4042 with wire interconnecting piece shell 301.
The position being flexibly connected with grounding points 2 on wire interconnecting piece 1 is additionally provided with unlatching spring 2035, when grounding points shell 302 is locked with wire interconnecting piece shell 301, this unlatching spring 2035 is in compressive state under the compressing of grounding points 2, when grounding points shell 302 is opened with wire interconnecting piece shell 301, the free end of grounding points 2 can back down grounding points shell 302 automatic spring under the effect of this unlatching spring 2035.
Embodiment 5:
On the basis of the technical scheme of the present invention a kind of electric distribution box cable grounding switching device embodiment 4, carry out following improvement:
As described in Fig. 7-12, the first locker structure between grounding points shell 302 and wire interconnecting piece shell 301 is: wire interconnecting piece shell 301 is hinged with the side of grounding points shell 302, opposite side is by docking button 405 flexible connection, the structure of this docking button 405 is: arrange pin thread 4051 on this grounding points shell 302, it is correspondingly arranged box 4052 on this wire interconnecting piece shell 301, by the docking button 405 cooperatively formed of this pin thread 4051 and box 4052, grounding points shell 302 is locked with wire interconnecting piece shell 301.
The both sides of box 4052 further respectively have a button 4053 and button spring 4054, box 4052 can be made to move by pressing this button 4053, and make this box 4052 and pin thread 4051 disengage, so that grounding points shell 302 is opened with wire interconnecting piece shell 301, box 4052 homing can be made to put by release button 4053.
Embodiment 6:
On the basis of the technical scheme of the present invention a kind of electric distribution box cable grounding switching device embodiment 5, carry out following improvement:
As described in Figure 11, one end of grounding points 2 is provided with cam chair 2033, the cam 2034 coordinated with this cam chair 2033 it is correspondingly provided with on wire interconnecting piece 1, this cam chair 2033 is rotationally connected by axle with cam 2034, can make grounding points 2 opposing leads connecting portion 1 rotation direction by this cam chair 2033 with coordinating of cam 2034.
The present invention describes some embodiments and accompanying drawing thereof in detail, but the invention is not restricted to these embodiments and accompanying drawing thereof, the electric distribution box cable grounding switching device shape being especially not limited in accompanying drawing, shown in accompanying drawing is electric distribution box cable grounding switching device the most attractive in appearance in various shape, claimed technology point is protected although this shape is not the present invention, as long as those of ordinary skill in the art are according to the present invention, do not pay creative work, it is modified, equivalent, improve other embodiments and accompanying drawing thereof waited and obtain, the most within the scope of the present invention.
Claims (36)
1. an electric distribution box cable grounding switching device, it is characterized in that, including wire interconnecting piece (1) and grounding points (2), wire interconnecting piece (1) is connected with grounding points (2), this wire interconnecting piece (1) is provided with the clamp space (101) for clamping cable grounding bare wire (601) and locking device (102), by the size of this locking device (102) regulation clamp space (101);This grounding points (2) and clamp space (101) has electric conductivity between the cable grounding bare wire (601) of clamping, during use, clamp space (101) clamping cable grounding bare wire (601) on wire interconnecting piece (1), grounding points (2) is connected with grounding apparatus.
Electric distribution box cable grounding switching device the most according to claim 2, it is characterized in that, described electric distribution box cable grounding switching device also includes guard shield (3), this guard shield (3) is the insulation crust that side-closed, two ends are provided with cable-through hole (303), guard shield (3) also includes wire interconnecting piece shell (301) and grounding points shell (302), is connected by friction fit or is flexibly connected by the first locker between described grounding points shell (302) with this wire interconnecting piece shell (301);During use, guard shield (3) is wrapped in outside grounding points and wire interconnecting piece, cable grounding bare wire (601) is all in guard shield (3), cable (6) passes from two cable-through holes (303) of guard shield (3), this grounding points shell (302) can be opened by opening this first locker, it is thus possible to by exposed for grounding points (2) in guard shield (3) outside.
3. according to electric distribution box cable grounding switching device described in claim 1 or 2 any claim, it is characterised in that the main body of described grounding points (2) is column or tubular body.
4. according to electric distribution box cable grounding switching device described in claim 1 or 2 any claim, it is characterised in that described grounding points (2) is vertically located at the centre of described wire interconnecting piece (1).
5. according to electric distribution box cable grounding switching device described in claim 1 or 2 any claim, it is characterised in that described wire interconnecting piece (1) is the integral structure being provided with cavity (103), and the structure of described locking device (102) is:
Described wire interconnecting piece (1) side is provided with roll adjustment screw (1021) and the setting-up screw (1022) coordinated with this roll adjustment screw (1021), the inwall that one end of this setting-up screw (1022) enters this cavity (103) cavity (103) corresponding thereto through roll adjustment screw (1021) constitutes described clamp space (101), the size of described clamp space (101) can be regulated, so that wire interconnecting piece (1) locks the cable grounding bare wire (601) passed through by rotating this setting-up screw (1022);
Or described wire interconnecting piece (1) side is provided with roll adjustment screw (1021), the outer surface of described grounding points (2) is provided with the external screw thread (2011) coordinated with this roll adjustment screw (1021), the inwall that one end of this grounding points (2) enters this cavity (103) cavity (103) corresponding thereto through roll adjustment screw (1021) constitutes described clamp space (101), the size of described clamp space (101) can be regulated by rotating this grounding points (2), so that wire interconnecting piece (1) locks the cable grounding bare wire (601) passed through.
Electric distribution box cable grounding switching device the most according to claim 5, it is characterised in that in described cavity (103), the face of clamping cable grounding bare wire (601) is arc concave surface.
Electric distribution box cable grounding switching device the most according to claim 5, it is characterized in that, the upper one end entering described cavity (103) of described setting-up screw (1022) is provided with clamp block (10221), this clamp block (10221) coordinates the face of clamping cable grounding bare wire (601) in described cavity (103), will be through the fixing locking of the cable grounding bare wire (601) of described clamp space (101) and described wire interconnecting piece (1).
Electric distribution box cable grounding switching device the most according to claim 5, it is characterized in that, the upper one end entering described cavity (103) of described grounding points (2) is provided with clamp post (202), this clamp post (202) coordinates the face of clamping cable grounding bare wire (601) in described cavity (103), will be through the fixing locking of the cable grounding bare wire (601) of described clamp space (101) and described wire interconnecting piece (1).
Electric distribution box cable grounding switching device the most according to claim 5, it is characterized in that, the side of described wire interconnecting piece (1) is provided with fluting (106), can cable grounding bare wire (601) be put in described cavity (103) by this fluting (106).
Electric distribution box cable grounding switching device the most according to claim 5, it is characterised in that described grounding points (2) is the hollow structure being provided with hollow hole (2012), and described roll adjustment screw (1021) is located in this hollow hole (2012).
11. according to electric distribution box cable grounding switching device described in claim 1 or 2 any claim, it is characterized in that, described wire interconnecting piece (1) includes the first noumenon (104) and the second body (105), the first crimping (1041) and the second crimping (1051) it is respectively equipped with on this first noumenon (104) and the second body (105), this first crimping (1041) and the second crimping (1051) form described clamp space (101), one side of this first noumenon (104) and the second body (105) is hinged, another side is connected by described locking device (102).
12. according to the cable grounding switching device of electric distribution box described in claim 11, it is characterised in that described first crimping (1041) and the second crimping (1051) are for be correspondingly arranged at the groove on the first noumenon (104) and the second body (105).
13. according to the cable grounding switching device of electric distribution box described in claim 11, it is characterised in that the structure of described locking device (102) is:
The side that described the first noumenon (104) and described second body (105) connect is respectively equipped with locking screw holes (1023) and through hole (1024), by the clamping screw (1025) coordinated with this locking screw holes (1023) and through hole (1024), the first noumenon (104) and the second body (105) are connected, the size of described clamp space (101) can be regulated, so that described the first noumenon (104) and the second body (105) lock the cable grounding bare wire (601) passed through by rotating this clamping screw (1025);
Or described the first noumenon (104) and the fixing side of described second body (105) are respectively equipped with through hole (1024), by the clamping screw coordinated with this through hole (1024) and lock nut, the first noumenon (104) and the second body (105) are connected, the size of described clamp space (101) can be regulated, so that described the first noumenon (104) and the second body (105) lock the cable grounding bare wire (601) passed through by rotating this lock nut.
14. according to electric distribution box cable grounding switching device described in claim 1 or 2 any claim, it is characterised in that described grounding points (2) and described wire interconnecting piece (1) are dead attachment structure.
15. according to electric distribution box cable grounding switching device described in claim 1 or 2 any claim, it is characterised in that described grounding points (2) is the separate structure being flexibly connected with described wire interconnecting piece (1).
16. according to the cable grounding switching device of electric distribution box described in claim 15, it is characterised in that the mode being flexibly connected between described grounding points (2) with described wire interconnecting piece (1) is:
One end of this grounding points (2) is provided with hemisphere jut (2031), it is correspondingly provided with the ball seat (2032) coordinated with this hemisphere jut (2031) on wire interconnecting piece (1), grounding points (2) opposing leads connecting portion (1) rotation direction can be made by this hemisphere jut (2031) with coordinating of ball seat (2032);
Or one end of grounding points (2) is provided with cam chair (2033), the cam (2034) coordinated with this cam chair (2033) it is correspondingly provided with on wire interconnecting piece (1), this cam chair (2033) is rotationally connected by axle with cam (2034), can make grounding points (2) opposing leads connecting portion (1) rotation direction by this cam chair (2033) with coordinating of cam (2034).
17. electric distribution box cable grounding switching devices according to claim 2, it is characterised in that the first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is:
Rotary buckle (401) is set on wire interconnecting piece shell (301), grounding points shell (302) correspondence position arranges the fixture block (402) coordinated with rotary buckle (401), by rotating grounding points shell (302), it can be locked with wire interconnecting piece shell (301) or be opened;
Or wire interconnecting piece shell (301) and grounding points shell (302) connecting portion arrange the screw thread that cooperates, it can be locked with wire interconnecting piece shell (301) or open by rotating grounding points shell (302).
18. according to the cable grounding switching device of electric distribution box described in claim 17, it is characterised in that be additionally provided with a connecting line between described grounding points shell (302) and described wire interconnecting piece shell (301).
19. electric distribution box cable grounding switching devices according to claim 2, it is characterized in that, the first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: wire interconnecting piece shell (301) is hinged with the side of grounding points shell (302), and corresponding opposite side is flexibly connected by buckle/docking button (405)/cutting ferrule (404).
20. according to the cable grounding switching device of electric distribution box described in claim 19, it is characterized in that, described grounding points shell (302) is flexibly connected by cutting ferrule (404) with the opposite side of described wire interconnecting piece shell (301), the structure of this cutting ferrule (404) is: arrange bayonet lock (4041) on this wire interconnecting piece shell (301) or grounding points shell (302), it is correspondingly arranged termination on this grounding points shell (302) or wire interconnecting piece shell (301) and is provided with the connecting line (4043) of guide (4042), grounding points shell (302) is locked by the cutting ferrule (404) cooperatively formed by this bayonet lock (4041) and guide (4042) with wire interconnecting piece shell (301).
21. according to the cable grounding switching device of electric distribution box described in claim 19, it is characterized in that, described grounding points shell (302) is flexibly connected by docking button (405) with the opposite side of described wire interconnecting piece shell (301), the structure of this docking button (405) is: arrange pin thread (4051) on this grounding points shell (302), it is correspondingly arranged box (4052) on this wire interconnecting piece shell (301), by the docking button (405) cooperatively formed of this pin thread (4051) and box (4052), grounding points shell (302) is locked with wire interconnecting piece shell (301).
22. according to the cable grounding switching device of electric distribution box described in claim 21, it is characterized in that, the both sides of described box (4052) further respectively have button (4053) and button spring (4054), box (4052) can be made mobile by pressing this button (4053), and make this box (4052) and described pin thread (4051) disengage, so that grounding points shell (302) is opened with wire interconnecting piece shell (301), box (4052) homing can be made to put by release button (4053).
23. electric distribution box cable grounding switching devices according to claim 2, it is characterized in that, described grounding points (2) is the separate structure being flexibly connected with described wire interconnecting piece (1), the upper position being flexibly connected with grounding points (2) of this wire interconnecting piece (1) is additionally provided with unlatching spring (2035), when described grounding points shell (302) is locked with described wire interconnecting piece shell (301), this unlatching spring (2035) is in compressive state under the compressing of grounding points (2), when described grounding points shell (302) is opened with described wire interconnecting piece shell (301), the free end of grounding points (2) can back down grounding points shell (302) automatic spring under the effect of this unlatching spring (2035).
24. electric distribution box cable grounding switching devices according to claim 2, it is characterized in that, the structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), it is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012).
25. according to the cable grounding switching device of electric distribution box described in claim 24, it is characterised in that the structure of described second locker between described first point of shell (3011) and described second point of shell (3012) is:
The side of this first point of shell (3011) and second point of shell (3012) is hinged, and corresponding opposite side is flexibly connected by buckle (501)/docking button/cutting ferrule;
Or at least two side of this first point of shell (3011) and second point of shell (3012) is flexibly connected by buckle (501)/docking button/cutting ferrule.
26. according to the cable grounding switching device of electric distribution box described in claim 25, it is characterized in that, described buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), locks this first point of shell (3011) by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012) and described wire interconnecting piece shell (301) that second point of shell (3012) is constituted.
null27. electric distribution box cable grounding switching devices according to claim 2,It is characterized in that,Described wire interconnecting piece (1) is the integral structure being provided with cavity (103),The structure of described locking device (102) is: described wire interconnecting piece (1) side is provided with roll adjustment screw (1021) and the setting-up screw (1022) coordinated with this roll adjustment screw (1021),One end of this setting-up screw (1022) enters this cavity (103) through roll adjustment screw (1021) and cavity (103) inwall corresponding thereto constitutes described clamp space (101),In described cavity (103), the face of clamping cable grounding bare wire (601) is arc concave surface,The size of described clamp space (101) can be regulated by rotating this setting-up screw (1022),So that wire interconnecting piece (1) locks the cable grounding bare wire (601) passed through;The side of described wire interconnecting piece (1) is provided with fluting (106), can cable grounding bare wire (601) be put in described cavity (103) by this fluting (106);Described grounding points (2) and described wire interconnecting piece (1) are dead attachment structure, the first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: arrange rotary buckle (401) on wire interconnecting piece shell (301), grounding points shell (302) correspondence position arranges the fixture block (402) coordinated with rotary buckle (401), by rotating grounding points shell (302), it can be locked with wire interconnecting piece shell (301) or be opened;The structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012);The structure of described second locker between described first point of shell (3011) and second point of shell (3012) is: the side of this first point of shell (3011) and second point of shell (3012) is hinged, corresponding opposite side is flexibly connected by buckle (501), this buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), the described wire interconnecting piece shell (301) that these two shells are constituted is locked by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012).
null28. electric distribution box cable grounding switching devices according to claim 2,It is characterized in that,Described wire interconnecting piece (1) is the integral structure being provided with cavity (103),The structure of described locking device (102) is: described wire interconnecting piece (1) side is provided with roll adjustment screw (1021),The outer surface of described grounding points (2) is provided with the external screw thread (2011) coordinated with this roll adjustment screw (1021),One end of this grounding points (2) enters this cavity (103) through roll adjustment screw (1021) and cavity (103) inwall corresponding thereto constitutes described clamp space (101),In described cavity (103), the face of clamping cable grounding bare wire (601) is arc concave surface,The size of described clamp space (101) can be regulated by rotating this grounding points (2),So that wire interconnecting piece (1) locks the cable grounding bare wire (601) passed through;The side of described wire interconnecting piece (1) is provided with fluting (106), can cable grounding bare wire (601) be put in described cavity (103) by this fluting (106);The first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: arrange rotary buckle (401) on wire interconnecting piece shell (301), grounding points shell (302) correspondence position arranges the fixture block (402) coordinated with rotary buckle (401), by rotating grounding points shell (302), it can be locked with wire interconnecting piece shell (301) or be opened;The structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012);The structure of described second locker between described first point of shell (3011) and second point of shell (3012) is: the side of this first point of shell (3011) and second point of shell (3012) is hinged, corresponding opposite side is flexibly connected by buckle (501), this buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), the described wire interconnecting piece shell (301) that these two shells are constituted is locked by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012).
null29. electric distribution box cable grounding switching devices according to claim 2,It is characterized in that,Described wire interconnecting piece (1) includes the first noumenon (104) and the second body (105),The first crimping (1041) and the second crimping (1051) it is respectively equipped with on this first noumenon (104) and the second body (105),This first crimping (1041) and the second crimping (1051) form described clamp space (101),One side of this first noumenon (104) and the second body (105) is hinged,Another side is flexibly connected by described clamping screw (1025),The size that can regulate described clamp space (101) is connected by this clamping screw (1025),So that described the first noumenon (104) and the second body (105) lock the cable grounding bare wire (601) passed through;Described grounding points (2) and described wire interconnecting piece (1) are dead attachment structure, the first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: arrange rotary buckle (401) on wire interconnecting piece shell (301), grounding points shell (302) correspondence position arranges the fixture block (402) coordinated with rotary buckle (401), by rotating grounding points shell (302), it can be locked with wire interconnecting piece shell (301) or be opened;The structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012);The structure of described second locker between described first point of shell (3011) and second point of shell (3012) is: the side of this first point of shell (3011) and second point of shell (3012) is hinged, corresponding opposite side is flexibly connected by buckle (501), this buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), the described wire interconnecting piece shell (301) that these two shells are constituted is locked by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012).
null30. electric distribution box cable grounding switching device according to claim 2,It is characterized in that,Described wire interconnecting piece (1) includes the first noumenon (104) and the second body (105),The first crimping (1041) and the second crimping (1051) it is respectively equipped with on this first noumenon (104) and the second body (105),This first crimping (1041) and the second crimping (1051) form described clamp space (101),One side of this first noumenon (104) and the second body (105) is hinged,Another side is flexibly connected by described clamping screw (1025),The size that can regulate described clamp space (101) is connected by this clamping screw (1025),So that described the first noumenon (104) and the second body (105) lock the cable grounding bare wire (601) passed through;Described grounding points (2) is the separate structure being flexibly connected with described wire interconnecting piece (1), the mode being flexibly connected between this grounding points (2) with wire interconnecting piece (1) is: one end of this grounding points (2) is provided with hemisphere jut (2031), it is correspondingly provided with the ball seat (2032) coordinated with this hemisphere jut (2031) on wire interconnecting piece (1), grounding points (2) opposing leads connecting portion (1) rotation direction can be made by this hemisphere jut (2031) with coordinating of ball seat (2032);The first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: wire interconnecting piece shell (301) is hinged with the side of grounding points shell (302), opposite side is flexibly connected by cutting ferrule (404), the structure of this cutting ferrule (404) is: arrange bayonet lock (4041) on this wire interconnecting piece shell (301) or grounding points shell (302), it is correspondingly arranged termination on this grounding points shell (302) or wire interconnecting piece shell (301) and is provided with the connecting line (4043) of guide (4042), grounding points shell (302) is locked by the cutting ferrule (404) cooperatively formed by this bayonet lock (4041) and guide (4042) with wire interconnecting piece shell (301);The upper position being flexibly connected with described grounding points (2) of described wire interconnecting piece (1) is additionally provided with unlatching spring (2035), when described grounding points shell (302) is locked with described wire interconnecting piece shell (301), this unlatching spring (2035) is in compressive state under the compressing of grounding points (2), when described grounding points shell (302) is opened with described wire interconnecting piece shell (301), the free end of grounding points (2) can back down grounding points shell (302) automatic spring under the effect of this unlatching spring (2035);The structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012);The structure of described second locker between described first point of shell (3011) and second point of shell (3012) is: the side of this first point of shell (3011) and second point of shell (3012) is hinged, corresponding opposite side is flexibly connected by buckle (501), this buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), the described wire interconnecting piece shell (301) that these two shells are constituted is locked by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012).
null31. electric distribution box cable grounding switching devices according to claim 2,It is characterized in that,Described wire interconnecting piece (1) includes the first noumenon (104) and the second body (105),The first crimping (1041) and the second crimping (1051) it is respectively equipped with on this first noumenon (104) and the second body (105),This first crimping (1041) and the second crimping (1051) form described clamp space (101),One side of this first noumenon (104) and the second body (105) is hinged,Another side is flexibly connected by described clamping screw (1025),The size that can regulate described clamp space (101) is connected by this clamping screw (1025),So that described the first noumenon (104) and the second body (105) lock the cable grounding bare wire (601) passed through;Described grounding points (2) is the separate structure being flexibly connected with described wire interconnecting piece (1), the mode being flexibly connected between this grounding points (2) with wire interconnecting piece (1) is: one end of this grounding points (2) is provided with hemisphere jut (2031), it is correspondingly provided with the ball seat (2032) coordinated with this hemisphere jut (2031) on wire interconnecting piece (1), grounding points (2) opposing leads connecting portion (1) rotation direction can be made by this hemisphere jut (2031) with coordinating of ball seat (2032);The first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: wire interconnecting piece shell (301) is hinged with the side of grounding points shell (302), opposite side is flexibly connected by docking button (405), the structure of this docking button (405) is: arrange pin thread (4051) on this grounding points shell (302), it is correspondingly arranged box (4052) on this wire interconnecting piece shell (301), by the docking button (405) cooperatively formed of this pin thread (4051) and box (4052), grounding points shell (302) is locked with wire interconnecting piece shell (301);The both sides of described box (4052) further respectively have button (4053) and button spring (4054), box (4052) can be made mobile by pressing this button (4053), and make this box (4052) and described pin thread (4051) disengage, so that grounding points shell (302) is opened with wire interconnecting piece shell (301), box (4052) homing can be made to put by release button (4053);The upper position being flexibly connected with described grounding points (2) of described wire interconnecting piece (1) is additionally provided with unlatching spring (2035), when described grounding points shell (302) is locked with described wire interconnecting piece shell (301), this unlatching spring (2035) is in compressive state under the compressing of grounding points (2), when described grounding points shell (302) is opened with described wire interconnecting piece shell (301), the free end of grounding points (2) can back down grounding points shell (302) automatic spring under the effect of this unlatching spring (2035);The structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012);The structure of described second locker between described first point of shell (3011) and second point of shell (3012) is: the side of this first point of shell (3011) and second point of shell (3012) is hinged, corresponding opposite side is flexibly connected by buckle (501), this buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), the described wire interconnecting piece shell (301) that these two shells are constituted is locked by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012).
null32. electric distribution box cable grounding switching devices according to claim 2,It is characterized in that,Described wire interconnecting piece (1) includes the first noumenon (104) and the second body (105),The first crimping (1041) and the second crimping (1051) it is respectively equipped with on this first noumenon (104) and the second body (105),This first crimping (1041) and the second crimping (1051) form described clamp space (101),One side of this first noumenon (104) and the second body (105) is hinged,Another side is flexibly connected by described clamping screw (1025),The size that can regulate described clamp space (101) is connected by this clamping screw (1025),So that described the first noumenon (104) and the second body (105) lock the cable grounding bare wire (601) passed through;Described grounding points (2) is the separate structure being flexibly connected with described wire interconnecting piece (1), the mode being flexibly connected between this grounding points (2) with wire interconnecting piece (1) is: one end of grounding points (2) is provided with cam chair (2033), the cam (2034) coordinated with this cam chair (2033) it is correspondingly provided with on wire interconnecting piece (1), this cam chair (2033) is rotationally connected by axle with cam (2034), grounding points (2) opposing leads connecting portion (1) rotation direction can be made with coordinating of cam (2034) by this cam chair (2033);The first locker structure between described grounding points shell (302) and described wire interconnecting piece shell (301) is: wire interconnecting piece shell (301) is hinged with the side of grounding points shell (302), opposite side is flexibly connected by docking button (405), the structure of this docking button (405) is: arrange pin thread (4051) on this grounding points shell (302), it is correspondingly arranged box (4052) on this wire interconnecting piece shell (301), by the docking button (405) cooperatively formed of this pin thread (4051) and box (4052), grounding points shell (302) is locked with wire interconnecting piece shell (301);The both sides of described box (4052) further respectively have button (4053) and button spring (4054), box (4052) can be made mobile by pressing this button (4053), and make this box (4052) and described pin thread (4051) disengage, so that grounding points shell (302) is opened with wire interconnecting piece shell (301), box (4052) homing can be made to put by release button (4053);The upper position being flexibly connected with described grounding points (2) of described wire interconnecting piece (1) is additionally provided with unlatching spring (2035), when described grounding points shell (302) is locked with described wire interconnecting piece shell (301), this unlatching spring (2035) is in compressive state under the compressing of grounding points (2), when described grounding points shell (302) is opened with described wire interconnecting piece shell (301), the free end of grounding points (2) can back down grounding points shell (302) automatic spring under the effect of this unlatching spring (2035);The structure of described wire interconnecting piece shell (301) is opposite shell, including first point of shell (3011) and second point of shell (3012), is flexibly connected by the second locker between this first point of shell (3011) and second point of shell (3012);The structure of described second locker between described first point of shell (3011) and second point of shell (3012) is: the side of this first point of shell (3011) and second point of shell (3012) is hinged, corresponding opposite side is flexibly connected by buckle (501), this buckle (501) structure is: a point of shell-side limit in first point of shell (3011) and second point of shell (3012) arranges grab (5011), on another point of shell-side limit, correspondence position arranges draw-in groove (5012), the described wire interconnecting piece shell (301) that these two shells are constituted is locked by the buckle (501) cooperatively formed of this grab (5011) and draw-in groove (5012).
33. electric distribution box cable grounding switching devices according to claim 1, it is characterized in that, in addition to clamp space (101), it is coated with insulating outer layer on described wire interconnecting piece (1), the outside of this grounding points (2) is provided with grounding points shell (302), is flexibly connected between this grounding points shell (302) with wire interconnecting piece (1).
34. according to electric distribution box cable grounding switching device described in claim 2,17-33 any claim, it is characterised in that the material of described guard shield (3) is insulation, barrier material.
35. according to claim 1,2, electric distribution box cable grounding switching device described in 17-33 any claim, it is characterised in that the material of described grounding points (2) and described wire interconnecting piece (1) is conductive material.
36. according to claim 1,2, electric distribution box cable grounding switching device described in 17-33 any claim, it is characterized in that, described electric distribution box cable grounding switching device also includes the metal forming of a volume split, and this metal forming is wrapped in cable (6) when using and needs the bare wire position of ground connection.
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CN106356655A (en) * | 2016-09-28 | 2017-01-25 | 深圳供电局有限公司 | Low-voltage switch anti-falling power supply device |
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CN106356655A (en) * | 2016-09-28 | 2017-01-25 | 深圳供电局有限公司 | Low-voltage switch anti-falling power supply device |
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CN106654635B (en) * | 2016-09-30 | 2019-06-25 | 广州番禺电缆集团有限公司 | A kind of earthing clamp |
CN107425308A (en) * | 2017-04-19 | 2017-12-01 | 广州番禺电缆集团有限公司 | A kind of anti-fall type connecting cable wire clamp |
CN107425308B (en) * | 2017-04-19 | 2023-02-28 | 广州番禺电缆集团有限公司 | Anti-falling connecting cable clamp |
CN107516780A (en) * | 2017-09-05 | 2017-12-26 | 广州番禺电缆集团有限公司 | The anti-down power supply unit of cable |
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CN109301526A (en) * | 2018-10-11 | 2019-02-01 | 深圳供电局有限公司 | Cable grounding device and insulating shell thereof |
CN110061458A (en) * | 2019-05-14 | 2019-07-26 | 固力发电气有限公司 | A kind of integral type insulation across footpath wire clamp |
CN112103675A (en) * | 2020-09-21 | 2020-12-18 | 中核核电运行管理有限公司 | Nuclear power plant pipeline bridging grounding clamp |
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