CN117712869B - Cabinet door switch angle controllable switch board - Google Patents
Cabinet door switch angle controllable switch board Download PDFInfo
- Publication number
- CN117712869B CN117712869B CN202410125715.3A CN202410125715A CN117712869B CN 117712869 B CN117712869 B CN 117712869B CN 202410125715 A CN202410125715 A CN 202410125715A CN 117712869 B CN117712869 B CN 117712869B
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- Prior art keywords
- crank
- cabinet door
- cabinet
- rod
- end part
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- 238000007789 sealing Methods 0.000 claims description 16
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
- E05C17/12—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod
- E05C17/20—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod sliding through a guide
- E05C17/22—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod sliding through a guide with braking, clamping or securing means in the guide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
- H01H13/18—Operating parts, e.g. push-button adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift
- H01H13/183—Operating parts, e.g. push-button adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift for actuation by moving a closing member, e.g. door, cover
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a cabinet door switch angle controllable power distribution cabinet, and relates to the technical field of power distribution cabinets. The invention comprises a cabinet body and a cabinet door hinged at one side of the cabinet body, wherein a door opening and closing assembly is connected between the cabinet door and the cabinet body; the door opening and closing assembly comprises a crank assembly arranged on the inner side wall of the cabinet door and a first crank arranged on the inner top side surface of the cabinet body, one end of the first crank is propped against the inner side wall of the cabinet body, and the other end of the first crank is provided with a telescopic limiting piece and a limiting structure; and limiting holes matched with the limiting pieces are formed in the upper surface of the crank assembly in equal gaps. According to the invention, through the arrangement of the door opening and closing assembly, the door can be conveniently stopped after being opened to any angle, and the situation that the door is closed by mistake due to wind, external force and the like is avoided; the upper surface of the crank assembly is provided with limiting holes matched with limiting pieces in an equidistant mode, when the cabinet door is opened to any angle, the limiting pieces are controlled to extend out to be inserted into the corresponding limiting holes, further the crank assembly is prevented from sliding along the first crank in a matched mode, and finally parking is achieved.
Description
Technical Field
The invention belongs to the technical field of power distribution cabinets, and particularly relates to a cabinet door switch angle-controllable power distribution cabinet.
Background
The power distribution cabinet is an electric device and is a general control center of various electric appliances. The external line firstly enters the main control switch in the cabinet and then enters the branch control switch, and each branch is arranged according to the requirement. Such as meters, self-control, motor magnetic switches, various ac contactors, etc.
The existing power distribution cabinets are often designed to be relatively closed, so that the heat dissipation performance of the power distribution cabinets is poor, and meanwhile, operators are required to maintain the existing power distribution cabinets regularly; based on the above-mentioned demands for heat dissipation and maintenance, it is therefore necessary in practice to open the cabinet door to an angle and to maintain the angle according to the heat dissipation demands.
Based on this, as CN208723390U discloses a switch board that is convenient for overhaul and can fix the angle of opening the door, include: the cabinet body is provided with a side cabinet door hinged with the cabinet body, the cabinet body is also provided with a limiting device for preventing the side cabinet door from being closed, the limiting device comprises a limiting rod and a reset spring, the upper end of the limiting rod is arc-shaped, a vertical limiting groove is formed in the cabinet body, the limiting rod is inserted into the limiting groove, the reset spring is arranged between the lower end of the limiting rod and the bottom of the limiting groove, the outer side of the cabinet body is also provided with a waist-shaped hole communicated with the limiting groove, a handle is vertically fixedly connected to the limiting rod, the free end of the handle penetrates through the waist-shaped hole to extend outwards, when the side cabinet door is closed, the upper end of the limiting rod abuts against the lower surface of the side cabinet door, and when the side cabinet door is opened to a maximum angle, the upper end of the limiting rod extends from the upper part of the limiting groove; the side cabinet door can be kept at a certain opening angle through the limiting device, deformation or injury to maintenance personnel caused by violent impact under the action of external wind force is prevented, but according to the content, the limiting device can not control the side cabinet door to be kept at any opening angle for stopping when in use.
Disclosure of Invention
The invention aims to provide a cabinet door opening and closing angle controllable power distribution cabinet, which is convenient to stop after a cabinet door is opened to any angle through the arrangement of an opening and closing door assembly, avoids the situation that the cabinet door is closed by mistake caused by wind, external force and the like, and solves the problem that the existing limiting device cannot control the side cabinet door to stop at any opening angle when in use.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a cabinet door switch angle controllable power distribution cabinet which comprises a cabinet body and a cabinet door hinged to one side of the cabinet body, wherein a door switch assembly is connected between the cabinet door and the cabinet body; the door opening and closing assembly comprises a crank assembly arranged on the inner side wall of the cabinet door and a first crank arranged on the inner top side surface of the cabinet body, and the first crank comprises a first crank body; the end part of the crank assembly is provided with a T-shaped sliding block with a circular section; one end of the crank assembly is welded on the inner side wall of the cabinet door, and the T-shaped sliding block slides along a T-shaped sliding groove arranged on the bottom side surface of the first crank body along with the opening and closing of the cabinet door; the bottom side surface of the T-shaped chute is also provided with a clearance groove; one end of the first crank is propped against the inner side wall of the cabinet body, and the other end of the first crank is provided with a telescopic limiting piece and a limiting structure; limiting holes matched with the limiting pieces are formed in the upper surface of the crank assembly at equal intervals; the device also comprises an air supply structure which is connected with the limiting piece and drives the limiting piece to stretch and retract, and the air supply structure is connected with the controller.
As a preferable technical scheme of the invention, the limiting piece comprises an outer sleeve A, an inner sleeve A (and a spring A arranged between the outer sleeve A and the inner sleeve A), a base block with a step part is arranged at the end part of the inner sleeve A, a spherical structure is arranged at the end part of the base block, and the limiting structure comprises at least one stop bolt which is connected to the first crank body in a threaded manner and extends into the T-shaped chute.
As a preferable technical scheme of the invention, a cavity is arranged in the first crank body positioned at the bottom of the clearance groove, and a reflective coating is arranged on the inner side wall of the cavity; a lamp is arranged at one end of the cavity, and a plurality of openings A communicated with the cavity are formed in the bottom side surface of the T-shaped chute at equal intervals; the other end of the cavity is provided with an installation cavity through a partition board; the limiting piece is arranged in the mounting cavity, and the output end of the limiting piece penetrates through the mounting cavity and the T-shaped chute; the end part of the T-shaped sliding block is provided with a brightness sensor, and the brightness sensor is connected with a controller.
As a preferable technical scheme of the invention, the invention also comprises a switch piece which is arranged at the door head of the cabinet body and is used for switching the lamp along with the cabinet door switch; the switch piece comprises an outer sleeve B and an inner sleeve rod, wherein the end part of the inner sleeve rod is arranged to be a sphere, a supporting plate with a through hole is arranged in the outer sleeve B, a spring B is connected between the supporting plate and the inner sleeve rod, an L-shaped rod penetrating through the through hole is arranged at the end part of the inner sleeve rod, an outer sleeve D is arranged at the end part of the L-shaped rod, an inner sleeve D is connected in the outer sleeve D through a spring C, and a contact B and a contact A which are mutually matched are arranged at the end part of the inner sleeve D and one side surface of the supporting plate; the contact B and the contact A are respectively arranged on the anode circuit and the cathode circuit of the lamp.
As a preferable mode of the present invention, the crank assembly includes a second crank and a third crank; the second crank and the third crank are in a concentric structure, and the third crank slides along a channel arranged in the second crank; the third crank comprises a third crank body; the second crank comprises a second crank body, hanging grooves are respectively formed in two sides of the top of the channel, and overlapping edges which are overlapped on the hanging grooves are formed in two sides of the upper surface of the third crank; the bottom side surface of the channel is provided with a plurality of through holes in equal intervals, the bottom side surface of the second crank body positioned at the through holes is provided with a telescopic piece, and the end part of the telescopic piece is connected with a baffle column; the T-shaped sliding block is arranged on the upper surface of one end part of the third crank body, and a stop block is arranged on the bottom side surface of the other end part of the third crank body.
As a preferable technical scheme of the invention, the through hole comprises a groove and a hole arranged on the bottom side surface of the groove; the telescopic piece comprises a pipe body with an annular cavity and a movable barrel in sealing fit with the annular cavity; the movable cylinder is provided with an air passage communicated with the annular cavity and an air inlet communicated with the air passage; the movable cylinder is abutted with a baffle column matched with the stop block through a connecting rod A; the end part of the pipe body is provided with a guide rod, and the baffle column is provided with a jack matched with the guide rod; the telescopic part is arranged at the telescopic part in a covering way, and a wire inlet hole A is formed in the telescopic part.
As a preferable technical scheme of the invention, the invention also comprises a control mechanism which is connected with one side of the second crank through a connecting rod B and drives the movable cylinder to stretch along the annular cavity; the control mechanism comprises a first pipe and a piston arranged in the first pipe; the side wall of the control mechanism is provided with holes B which are matched with the telescopic parts one by one along the length direction at equal intervals, and the holes B are provided with an outer sleeve and an inner sleeve; the inner sleeve B is provided with an exhaust port which is communicated with the air inlet through a hose; the inner top side surface of the inner sleeve B is provided with a connecting rod, the end part of the connecting rod is rotatably connected with a rotating rod A, and the other end of the rotating rod A is rotatably connected with a movable rod which moves along the length direction vertical to the first pipe; a bracket for installing a rotating rod A is arranged in the inner sleeve B, and the rotating rod A is rotatably installed on the bracket through a shaft; the end of the inner sleeve B is provided with a sealing ring A, and the periphery of the movable rod A is provided with a sealing ring B matched with the sealing ring A.
As a preferable technical scheme of the invention, one side of the piston is provided with a boss, and the periphery of the boss is provided with an inclined plane; the end part of the movable rod is provided with a driving plate, and the outer side surface of the driving plate is provided with an arc-shaped surface; a guide sleeve for controlling the movable rod to move along the length direction perpendicular to the first pipe is arranged in the inner sleeve B.
As a preferable technical scheme of the invention, the invention also comprises a cover B which is covered at the outer sleeve and the inner sleeve B and is provided with a wire inlet hole B, and a reset mechanism is connected between the cover B and the inner sleeve B; two ends of the first pipe are respectively provided with an inlet valve A, an outlet valve A and an inlet valve B which are connected with the controller, and the inlet ends of the inlet valve A, the outlet valve A and the inlet valve B are communicated with the environment; the device further comprises a flowmeter A and a flowmeter B which are respectively arranged at two ends of the first pipe, and the flowmeter A and the flowmeter B are connected with the controller; two air pipes are arranged on the cabinet door and are respectively communicated with an air outlet end of the one-inlet two-outlet valve A and the one-inlet two-outlet valve B; the air supply structure is also communicated with an air supply pipe, and the air supply pipe is communicated with an air pipe.
As a preferable technical scheme of the invention, a rotating rod B is rotatably arranged at the top of the cabinet body through a rotating column, and the end part of the rotating rod B is connected with the end part of a third crank through a traction rope; the top of the cabinet body is provided with a limiting block for limiting the rotation angle of the rotating rod B.
The invention has the following beneficial effects:
1. according to the invention, through the arrangement of the door opening and closing assembly, the door can be conveniently stopped after being opened to any angle, and the situation that the door is closed by mistake due to wind, external force and the like is avoided; limiting holes matched with the limiting pieces are formed in the upper surface of the crank assembly at equal intervals; when the cabinet door is opened to any angle, the control limiting piece extends out to be inserted into the corresponding limiting hole, further, the crank assembly is prevented from sliding along the first crank in a matched mode, and finally parking is achieved.
2. In use, the reflective coating has certain loss on light reflection, so the brightness parameters detected by the brightness sensor are changed in a gradient way along with the movement of the T-shaped sliding block along the T-shaped sliding groove, and the door opening angle of the cabinet door can be judged by detecting the two ends of the brightness sensor.
3. When the cabinet door is used, the telescopic parts sequentially retract, the stop blocks can be scratched from the end parts of the telescopic parts sequentially, the telescopic parts are controlled to extend and retract sequentially after the cabinet door is opened to more than 90 degrees, the cabinet door can be continuously controlled to be opened at the moment, when the cabinet door is required to be kept at the opening angle after the cabinet door is opened for a certain angle, the telescopic parts which are finally retracted are controlled to extend at the moment, and the stop blocks are positioned between the two telescopic parts, so that the limit of the opening and closing angle of the cabinet door is finished.
4. When the invention is used, the flow meter A and the flow meter B are used for controlling the gas quantity fed and discharged through the two ends of the pipe, so as to control the piston to move to any position in the pipe.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a door opening and closing assembly according to the present invention;
FIG. 2 is a schematic diagram of a second crank construction of the present invention;
FIG. 3 is a front view of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 3;
FIG. 6 is a schematic view of the telescopic structure of the present invention;
FIG. 7 is a schematic view of a third crank construction of the present invention;
FIG. 8 is a top view of a second crank construction of the invention;
FIG. 9 is a schematic view of a first crank construction of the present invention;
FIG. 10 is an enlarged view of a portion of FIG. 9 at A;
FIG. 11 is a bottom view of FIG. 9;
FIG. 12 is a schematic view of a stopper according to the present invention;
FIG. 13 is a schematic view of a door opening and closing assembly according to the present invention;
FIG. 14 is a bottom view of FIG. 13;
FIG. 15 is a schematic diagram of a control mechanism according to the present invention;
FIG. 16 is an enlarged view of a portion of FIG. 15 at C;
FIG. 17 is a schematic diagram of a switch member according to the present invention;
FIG. 18 is a cross-sectional view of a first crank of the invention;
FIG. 19 is a second schematic view of the door opening and closing assembly according to the present invention;
fig. 20 is a schematic view of a door opening and closing assembly according to the third embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1, the invention relates to a cabinet door switch angle controllable power distribution cabinet, which comprises a cabinet body 1 and a cabinet door 2 hinged at one side of the cabinet body 1, wherein a door switch assembly is connected between the cabinet door 2 and the cabinet body 1; in the invention, in order to facilitate stopping after the cabinet door 2 is opened to any angle, the situation that the cabinet door 2 is closed by mistake caused by wind, external force and the like is avoided, so after the cabinet door 2 is opened to any angle, the cabinet door 2 needs to be controlled to be kept at any angle by setting stopping, and the cabinet door 2 is not closed by external force.
Based on this, as shown in fig. 7-11, the door opening and closing assembly provided by the present invention includes a crank assembly installed on the inner sidewall of the cabinet door 2, and a first crank 5 installed on the inner top side of the cabinet body 1, the first crank 5 including a first crank body 50; the end of the crank assembly is provided with a T-shaped slide 34 with a circular cross section; one end of the crank assembly is welded on the inner side wall of the cabinet door 2, and the T-shaped sliding block 34 slides along the T-shaped sliding groove 51 arranged on the bottom side surface of the first crank body 50 along with the opening and closing of the cabinet door 2; one end of the first crank 5 is propped against the inner side wall of the cabinet body 1, and the other end is provided with a telescopic limiting piece 56 and a limiting structure; a limiting hole 44 matched with the limiting piece is formed in the upper surface of the crank assembly at equal intervals; when the cabinet door 2 is opened to any angle, the control limiting piece 56 extends out to be inserted into the corresponding limiting hole 44, so that the crank assembly is prevented from sliding along the first crank 5 in a matched manner, and finally, the standing is realized.
Specifically, as shown in fig. 12, the limiting piece 56 provided by the invention comprises an outer sleeve a560, an inner sleeve a561 and a spring a arranged between the outer sleeve a560 and the inner sleeve a561, wherein a base block 562 with a step part is arranged at the end part of the inner sleeve a561, a spherical structure 563 is arranged at the end part of the base block 562, meanwhile, an inner space formed by the outer sleeve a560 and the inner sleeve a561 is communicated with an air supply structure, and the air supply structure drives the limiting piece 56 to stretch by air supply; when it is desired to control the extension of the stop 56 into the corresponding stop hole 44, the air structure drives the extension of the stop 56 by supplying air.
Of course, in the above, a slide rail may be provided on the bottom side of the T-shaped chute 51, an electric slider may be provided on the slide rail, and an electric telescopic rod may be provided on the electric slider instead of the above-mentioned limiting member 56, based on which, after the cabinet door 2 is opened to any angle, the electric slider is synchronously controlled to move to a corresponding position, and the electric telescopic rod is driven to extend and insert into the corresponding limiting hole 44 to complete the limiting, and of course, in the present invention, in order to conveniently control the electric slider to move to a corresponding position along with the opening of the cabinet door 2, a detecting mechanism is further provided for detecting the opening angle of the cabinet door 2; as shown in fig. 18, the detection mechanism comprises a clearance groove 52 arranged on the bottom side surface of a T-shaped chute 51, a cavity 57 is arranged in a first crank body 50 positioned at the bottom of the clearance groove 52, and a reflective coating is arranged on the inner side wall of the cavity 57; a lamp 58 is arranged at one end of the cavity 57, a plurality of holes A54 communicated with the cavity 57 are formed in the bottom side surface of the T-shaped chute 51 at equal intervals, a brightness sensor is arranged at the end part of the T-shaped sliding block 34, and the brightness sensor is connected with a controller; in use, the reflective coating has a certain loss in light reflection, so as to move along the T-shaped sliding groove 51 along with the T-shaped sliding block 34, the brightness parameter detected by the brightness sensor changes in a gradient manner, and the door opening angle of the cabinet door 2 can be judged by detecting two ends of the brightness sensor.
The limiting structure comprises at least one stop bolt 53 which is connected to the first crank body 50 in a threaded manner and extends into the T-shaped chute 51.
Meanwhile, on the basis of the above steps; as shown in fig. 18, the other end of the cavity 57 is formed with a mounting cavity 59 by a partition; the limiting member 56 is installed in the installation cavity 59, and its output end penetrates through the installation cavity 59 and the T-shaped chute 51.
It will be appreciated that the invention also includes a switch member provided at the door head of the cabinet 1, for switching the lamp 58 with the door 2 switch, as shown in fig. 17; the switch member comprises an outer sleeve B70 and an inner sleeve rod 71, wherein the end part of the inner sleeve rod 71 is provided with a spherical surface 711, a supporting plate 72 with a through hole 721 is arranged in the outer sleeve B70, a spring B73 is connected between the supporting plate 72 and the inner sleeve rod 71, an L-shaped rod 74 penetrating through the through hole 721 is arranged at the end part of the inner sleeve rod 71, an outer sleeve D76 is arranged at the end part of the L-shaped rod 74, an inner sleeve D762 is connected in the outer sleeve D76 through a spring C761, and a contact B79 and a contact A78 which are matched with each other are arranged at the end part of the inner sleeve D762 and one side surface of the supporting plate 72; contact B79 and contact a78 are disposed on the positive and negative circuits of lamp 58, respectively; at the moment of opening the cabinet door 2, the inner sleeve rod 71 protrudes outwards at the moment, the L-shaped rod 74 is driven to move outwards at the moment, and then the contact B79 and the contact A78 are driven to contact so as to conduct a closed circuit of the lamp 58, and the contact B79 and the contact A78 play a role of a switch; when the circuit of the lamp 58 is closed, the lamp 58 is turned on at this time; when the cabinet door is closed, the inner sleeve rod 71 moves inwards at this time, the contact B79 and the contact A78 are separated, and the lamp 58 is in a closed state; by the arrangement of the switch member, the switch of the lamp 58 is automatically controlled along with the switch of the door, and the lamp is not required to be kept in a normally-off state.
It will be appreciated that in order to increase the opening and closing angle of the cabinet door 2, as shown in fig. 2-5, the crank assembly provided by the present invention comprises a second crank 4 and a third crank 3; the second crank 4 and the third crank 3 are in a concentric structure, and the third crank 3 slides along a channel 402 provided in the second crank 4; the third crank 3 comprises a third crank body 31; the second crank 4 comprises a second crank body 40, hanging grooves 403 are respectively arranged on two sides of the top of the channel 402, and overlapping edges 33 which are overlapped on the hanging grooves 403 are arranged on two sides of the upper surface of the third crank 3; the bottom side surface of the channel 402 is provided with a plurality of through holes in equal intervals, the bottom side surface of the second crank body 40 positioned at the through holes is provided with a telescopic piece, and the end part of the telescopic piece is connected with a baffle column 43; the T-shaped sliding block 34 is arranged on the upper surface of one end part of the third crank body 31, the bottom side surface of the other end part of the third crank body 31 is provided with a stop block 32, when the cabinet door is used, the stop block 32 can scratch through the end parts of the telescopic parts sequentially, the cabinet door 2 is controlled to be opened to more than 90 degrees, the telescopic parts are controlled to be sequentially contracted, the cabinet door 2 can be continuously controlled to be opened, after the cabinet door 2 is opened for a certain angle, when the cabinet door 2 is required to be kept at the opening angle, the telescopic part which is finally contracted is controlled to be contracted to be stretched out, and then the stop block 32 is positioned between the two telescopic parts, so that the limit of the opening and closing angle of the cabinet door 2 is completed.
Based on the above, the telescopic member provided by the invention can be a miniature telescopic motor.
Or the telescopic piece provided by the invention can be designed as follows; as shown in fig. 6, the through hole includes a groove 401 and a hole 404 provided at a bottom side of the groove 401; the telescopic piece comprises a tube body 42 with an annular cavity 421 and a movable barrel 422 in sealing fit with the annular cavity 421; the movable cylinder 422 is provided with an air passage communicated with the annular cavity 421 and an air inlet 423 communicated with the air passage; the movable cylinder 422 is abutted with a baffle column 43 matched with the stop block 32 through a connecting rod A424; the end part of the pipe body 42 is provided with a guide rod 425, and the baffle column 43 is provided with an insertion hole matched with the guide rod 425; the telescopic part is provided with a wire inlet hole A411, and the telescopic part also comprises a cover A41 which is covered at the telescopic part and is provided with a wire inlet hole A411; the control mechanism 6 is connected to one side of the second crank 4 through a connecting rod B60 and drives the movable cylinder 422 to stretch along the annular cavity 421; 13-16, the control mechanism 6 includes a first tube 61 and a piston 62 disposed within the first tube 61; the side wall of the control mechanism 6 is provided with holes B611 which are matched with the telescopic pieces one by one along the length direction at equal intervals, and the holes B611 are provided with an outer sleeve 64 and an inner sleeve B65; the inner sleeve B65 is provided with an exhaust port 651, and the exhaust port 651 is communicated with the air inlet 423 through a hose; a connecting rod 652 is arranged on the inner top side surface of the inner sleeve B65, the end part of the connecting rod 652 is rotatably connected with a rotating rod A671, and the other end of the rotating rod A671 is rotatably connected with a movable rod 68 which moves along the length direction vertical to the first pipe 61; a bracket 67 for mounting a rotating rod A671 is arranged in the inner sleeve B65, and the rotating rod A671 is rotatably mounted on the bracket 67 through a shaft; the end part of the inner sleeve B65 is provided with a sealing ring A66, and the periphery of the movable rod 68 is provided with a sealing ring B680 matched with the sealing ring A66; when the telescopic device is used, the air supply device is controlled to supply air from one end of the first pipe 61, the piston 62 moves along the direction of the first pipe 61 at the moment, when any inner sleeve B65 is communicated with the first pipe 61, the sealing ring B680 is controlled to be ejected from the sealing ring A66 at first, the air supply inside the telescopic device is extended at the moment, and the baffle column 43 is contracted at the moment; when the air pressure is applied at this time, the inner sleeve B65 is controlled to extend, and the seal ring B680 is blocked by the seal ring a66 by the link rod 652, the rotating rod a671, and the movable rod 68, so that the air intake is prevented from being continued, and when the air supply device is continued to supply air at this time, the piston 62 is continued to move in the direction of the first tube 61.
Of course, it will be appreciated that the device further comprises a flow meter A and a flow meter B respectively arranged at two ends of the first pipe 61, wherein the flow meter A and the flow meter B are connected with the controller; two air pipes 91 are arranged on the cabinet door 2, and the two air pipes 91 are respectively communicated with an air outlet end of an inlet valve A91, an outlet valve B90 and an outlet valve A91; the air supply structure is also communicated with an air supply pipe 9, and the air supply pipe 9 is communicated with an air pipe 91; when the control of the extension of the last telescopic element is completed, it is necessary to control the extension of the telescopic element at this time, so as to ensure the extension of the corresponding stop post 43 of the telescopic element, thus completing the restriction of the position of the third crank 3. Based on this, the gas is introduced from the other end of the first pipe 61, and the piston 62 is driven to move in the opposite direction to the above direction.
Based on the above, the amounts of the gas supplied and discharged through both ends of the first pipe 61 are controlled by the flow meter a and the flow meter B, and the piston 62 is controlled to move to an arbitrary position in the first pipe 61.
In the invention, one side of a piston 62 is provided with a boss 621, the periphery of the boss 621 is provided with an inclined surface 622, the end part of a movable rod 68 is provided with a driving plate 681, the outer side surface of the driving plate 681 is provided with an arc-shaped surface 682, when the piston 62 moves reversely through the arrangement of the inclined surface 622, the inclined surface 622 is abutted against the arc-shaped surface 682, at the moment, a sealing ring B680 is controlled to be ejected from a sealing ring A66, at the moment, the gas in the telescopic part is discharged, and at the moment, a baffle column 43 stretches out; a guide sleeve 650 for controlling the movable rod 68 to move in a direction perpendicular to the length direction of the first tube 61 is provided in the inner sleeve B65.
As shown in fig. 20, the device further comprises a cover B63 which is covered at the outer sleeve 64 and the inner sleeve B65 and is provided with a wire inlet hole B631, and a reset mechanism is connected between the cover B63 and the inner sleeve B65; two ends of the first pipe 61 are respectively provided with an inlet valve A, an outlet valve B and an inlet valve A, which are connected with the controller, and the inlet ends of the inlet valve A, the outlet valve A and the inlet valve B are communicated with the environment.
As shown in fig. 19, a rotating rod B8 is rotatably installed on the top of the cabinet body 1 through a rotating column 80, and the end part of the rotating rod B8 is connected with the end part of the third crank 3 through a traction rope 82; the top of the cabinet body 1 is provided with a limiting block 81 for limiting the rotation angle of the rotating rod B8.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. The utility model provides a cabinet door switch angle controllable switch board, includes cabinet body (1) and articulates cabinet door (2) in cabinet body (1) one side, its characterized in that:
a door opening and closing assembly is connected between the cabinet door (2) and the cabinet body (1);
the door opening and closing assembly comprises a crank assembly arranged on the inner side wall of the cabinet door (2), and a first crank (5) arranged on the inner top side surface of the cabinet body (1), wherein the first crank (5) comprises a first crank body (50);
the end part of the crank assembly is provided with a T-shaped sliding block (34) with a circular cross section; one end of the crank assembly is welded on the inner side wall of the cabinet door (2), and the T-shaped sliding block (34) slides along a T-shaped sliding groove (51) arranged on the bottom side surface of the first crank body (50) along with the opening and closing of the cabinet door (2);
the bottom side surface of the T-shaped chute (51) is also provided with a clearance groove (52);
one end of the first crank (5) is propped against the inner side wall of the cabinet body (1), and the other end of the first crank is provided with a telescopic limiting piece (56) and a limiting structure;
limiting holes (44) matched with the limiting pieces are formed in the upper surface of the crank assembly at equal intervals;
the device also comprises an air supply structure which is connected with the limiting piece (56) and drives the limiting piece (56) to stretch and retract, and the air supply structure is connected with the controller.
2. The cabinet door switch angle controllable power distribution cabinet according to claim 1, wherein the limiting piece (56) comprises an outer sleeve a (560), an inner sleeve a (561) and a spring a arranged between the two, a base block (562) with a step part is arranged at the end part of the inner sleeve a (561), and a spherical structure (563) is arranged at the end part of the base block (562);
the limiting structure comprises at least one stop bolt (53) which is connected to the first crank body (50) in a threaded mode and extends into the T-shaped sliding groove (51).
3. The cabinet door switch angle controllable power distribution cabinet according to claim 2, wherein a cavity (57) is arranged in the first crank body (50) positioned at the bottom of the clearance groove (52), and a reflective coating is arranged on the inner side wall of the cavity (57); one end of the cavity (57) is provided with a lamp (58), and a plurality of holes A (54) communicated with the cavity (57) are formed in the bottom side surface of the T-shaped chute (51) at equal intervals;
the other end of the cavity (57) is provided with a mounting cavity (59) through a partition plate; the limiting piece (56) is arranged in the mounting cavity (59), and the output end of the limiting piece penetrates through the mounting cavity (59) and the T-shaped chute (51);
and a brightness sensor is arranged at the end part of the T-shaped sliding block (34), and the brightness sensor is connected with a controller.
4. A cabinet door switch angle controllable power distribution cabinet according to claim 3, further comprising a switch element arranged at the door head of the cabinet body (1) and realizing the switch of the lamp (58) along with the switch of the cabinet door (2);
the switch piece comprises an outer sleeve B (70) and an inner sleeve rod (71), wherein the end part of the inner sleeve rod (71) is provided with a spherical surface (711), a supporting plate (72) with a through hole (721) is arranged in the outer sleeve B (70), a spring B (73) is connected between the supporting plate (72) and the inner sleeve rod (71), an L-shaped rod (74) penetrating through the through hole (721) is arranged at the end part of the inner sleeve rod (71), an outer sleeve D (76) is arranged at the end part of the L-shaped rod (74), an inner sleeve D (762) is connected in the outer sleeve D (76) through a spring C (761), and a contact B (79) and a contact A (78) which are matched with each other are arranged at the end part of the inner sleeve D (762) and one side surface of the supporting plate (72); the contact B (79) and the contact A (78) are respectively arranged on the positive and negative electrode circuits of the lamp (58).
5. A cabinet door switch angle controllable power distribution cabinet according to claim 1, characterized in that the crank assembly comprises a second crank (4) and a third crank (3);
the second crank (4) and the third crank (3) are in a concentric structure, and the third crank (3) slides along a channel (402) arranged in the second crank (4);
the third crank (3) comprises a third crank body (31);
the second crank (4) comprises a second crank body (40), hanging grooves (403) are respectively formed in two sides of the top of the channel (402), and overlapping edges (33) which are overlapped on the hanging grooves (403) are formed in two sides of the upper surface of the third crank (3);
a plurality of through holes are formed in the bottom side surface of the channel (402) at equal intervals, a telescopic piece is arranged on the bottom side surface of the second crank body (40) positioned at the through holes, and the end part of the telescopic piece is connected with a baffle column (43);
the T-shaped sliding block (34) is arranged on the upper surface of one end part of the third crank body (31), and a stop block (32) is arranged on the bottom side surface of the other end part of the third crank body (31).
6. The cabinet door switch angle controllable power distribution cabinet according to claim 5, wherein the through hole comprises a groove (401) and a hole (404) arranged on the bottom side surface of the groove (401);
the telescopic piece comprises a pipe body (42) with an annular cavity (421), and a movable cylinder (422) in sealing fit with the annular cavity (421);
an air passage communicated with the annular cavity (421) and an air inlet (423) communicated with the air passage are arranged on the movable cylinder (422);
the movable cylinder (422) is abutted with a baffle column (43) matched with the stop block (32) through a connecting rod A (424); a guide rod (425) is arranged at the end part of the pipe body (42), and an insertion hole matched with the guide rod (425) is formed in the baffle column (43);
the telescopic device also comprises a cover A (41) which is covered at the telescopic part and provided with a wire inlet hole A (411).
7. The cabinet door switch angle controllable power distribution cabinet according to claim 6, further comprising a control mechanism (6) which is connected with one side of the second crank (4) through a connecting rod B (60) and drives the movable cylinder (422) to stretch along the annular cavity (421);
the control mechanism (6) comprises a first tube (61) and a piston (62) arranged in the first tube (61);
the side wall of the control mechanism (6) is provided with holes B (611) which are matched with the telescopic pieces one by one along the length direction at equal intervals, and an outer sleeve (64) and an inner sleeve B (65) are arranged at the holes B (611);
an exhaust port (651) is arranged on the inner sleeve B (65), and the exhaust port (651) is communicated with the air inlet (423) through a hose;
a connecting rod (652) is arranged on the inner top side surface of the inner sleeve B (65), a rotating rod A (671) is rotatably connected to the end part of the connecting rod (652), and a movable rod (68) which moves along the length direction of the vertical first pipe (61) is rotatably connected to the other end of the rotating rod A (671);
a bracket (67) for mounting a rotating rod A (671) is arranged in the inner sleeve B (65), and the rotating rod A (671) is rotatably mounted on the bracket (67) through a shaft;
the end of the inner sleeve B (65) is provided with a sealing ring A (66), and the periphery of the movable rod (68) is provided with a sealing ring B (680) matched with the sealing ring A (66).
8. The cabinet door switch angle controllable power distribution cabinet according to claim 7, wherein a boss (621) is arranged on one side of the piston (62), and an inclined surface (622) is arranged on the periphery of the boss (621);
a driving plate (681) is arranged at the end part of the movable rod (68), and an arc-shaped surface (682) is arranged on the outer side surface of the driving plate (681);
a guide sleeve (650) for controlling the movable rod (68) to move along the length direction vertical to the first pipe (61) is arranged in the inner sleeve B (65).
9. The cabinet door switch angle controllable power distribution cabinet according to claim 8, further comprising a cover B (63) which is covered at the outer sleeve (64) and the inner sleeve B (65) and provided with a wire inlet hole B (631), wherein a reset mechanism is connected between the cover B (63) and the inner sleeve B (65);
two ends of the first pipe (61) are respectively provided with an inlet valve A, an outlet valve A and an inlet valve B which are connected with the controller, and the inlet ends of the inlet valve A, the outlet valve A and the inlet valve B are communicated with the environment;
the device further comprises a flowmeter A and a flowmeter B which are respectively arranged at two ends of the first pipe (61), and the flowmeter A and the flowmeter B are connected with the controller;
two air pipes (91) are arranged on the cabinet door (2), and the two air pipes (91) are respectively communicated with an air outlet end of the one-inlet two-outlet valve A and the one-inlet two-outlet valve B; the air supply structure is also communicated with an air supply pipe (9), and the air supply pipe (9) is communicated with an air pipe (91).
10. The cabinet door switch angle controllable power distribution cabinet according to any one of claims 1-9, wherein a rotating rod B (8) is rotatably installed on the top of the cabinet body (1) through a rotating column (80), and the end part of the rotating rod B (8) is connected to the end part of the third crank (3) through a traction rope (82); the top of the cabinet body (1) is provided with a limiting block (81) for limiting the rotation angle of the rotating rod B (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410125715.3A CN117712869B (en) | 2024-01-30 | 2024-01-30 | Cabinet door switch angle controllable switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410125715.3A CN117712869B (en) | 2024-01-30 | 2024-01-30 | Cabinet door switch angle controllable switch board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117712869A CN117712869A (en) | 2024-03-15 |
| CN117712869B true CN117712869B (en) | 2024-04-09 |
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ID=90155597
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410125715.3A Active CN117712869B (en) | 2024-01-30 | 2024-01-30 | Cabinet door switch angle controllable switch board |
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| Country | Link |
|---|---|
| CN (1) | CN117712869B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2750297A1 (en) * | 1977-11-10 | 1979-05-17 | Peter Nawrath | Vertically movable trap door weight compensating mechanism - has operative parts housed in profile tube or on plate for building in |
| CN213234636U (en) * | 2020-08-24 | 2021-05-18 | 青岛万捷机械科技有限公司 | Limiting device for power distribution cabinet door |
| CN216355354U (en) * | 2021-09-22 | 2022-04-19 | 南京诺尔峰电气科技有限公司 | Automatic switch board that opens door |
| CN116896010A (en) * | 2023-06-02 | 2023-10-17 | 南京远乐机电科技有限公司 | Electric power distribution cabinet body assembly convenient to overhaul |
| CN219993566U (en) * | 2023-05-23 | 2023-11-10 | 金裕城门业股份有限公司 | Metal door and window structure with lubricating function |
-
2024
- 2024-01-30 CN CN202410125715.3A patent/CN117712869B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2750297A1 (en) * | 1977-11-10 | 1979-05-17 | Peter Nawrath | Vertically movable trap door weight compensating mechanism - has operative parts housed in profile tube or on plate for building in |
| CN213234636U (en) * | 2020-08-24 | 2021-05-18 | 青岛万捷机械科技有限公司 | Limiting device for power distribution cabinet door |
| CN216355354U (en) * | 2021-09-22 | 2022-04-19 | 南京诺尔峰电气科技有限公司 | Automatic switch board that opens door |
| CN219993566U (en) * | 2023-05-23 | 2023-11-10 | 金裕城门业股份有限公司 | Metal door and window structure with lubricating function |
| CN116896010A (en) * | 2023-06-02 | 2023-10-17 | 南京远乐机电科技有限公司 | Electric power distribution cabinet body assembly convenient to overhaul |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117712869A (en) | 2024-03-15 |
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