CN111755856A - Scissors type grounding wire clamp - Google Patents
Scissors type grounding wire clamp Download PDFInfo
- Publication number
- CN111755856A CN111755856A CN202010752147.1A CN202010752147A CN111755856A CN 111755856 A CN111755856 A CN 111755856A CN 202010752147 A CN202010752147 A CN 202010752147A CN 111755856 A CN111755856 A CN 111755856A
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- China
- Prior art keywords
- arm body
- scissor
- arm
- ground
- wire
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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
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
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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
- H01R11/03—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 characterised by the relationship between the connecting locations
- H01R11/05—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 characterised by the relationship between the connecting locations the connecting locations having different types of direct connections
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- Electric Cable Installation (AREA)
Abstract
The invention discloses a scissor type ground clamp which comprises a scissor structure formed by hinging a first arm body and a second arm body, wherein the first arm body is connected with a ground wire, a limiting spring is connected between the first arm body and the second arm body, the tail ends of the tops of the first arm body and the second arm body are respectively provided with a limiting plate which is folded inwards, the two limiting plates form a first bayonet, clamping seats with clamping grooves are respectively arranged on one sides, close to the limiting plates, of the first arm body and the second arm body, the two clamping seats are matched to form a second bayonet for clamping a lead, and one ends, far away from the limiting plates, of the first arm body and the second arm body are respectively connected with an insulating handle. Utilize this kind of scissors formula earth clamp, need not waste time and energy wrong pole again, draw through the scissors formula and close, very big improvement installation effectiveness, press from both sides the mouth simultaneously and be applicable to wire, female polymorphic type conductors such as arranging, the installation is firm, and the reliability is high.
Description
Technical Field
The invention relates to the technical field of grounding wires, in particular to a scissor-type grounding wire clamp.
Background
At present, the ground wire used in a plant station is mainly of a single-rod bolt structure, namely, a rod head is hung on a wire, and then the rod is screwed, so that a bolt on the rod head is driven to rotate, a clamping opening on the rod head clamps the wire, and the hanging connection of the ground wire is completed. For example, chinese patent publication No. CN108682977A, published as 2018.10.19, discloses a ground wire clamp, which is configured to clamp a conductive wire by screwing a screw rod to rotate a second card holder to cooperate with a first card holder, so as to complete the ground wire hooking, and there are mainly 2 problems here: firstly, the clamping opening of the club head is large, the club body is long, and an installer needs to twist a plurality of rings, which is very laborious; secondly, the clamping opening of the club head is generally stressed on one side, and when the hanging object is a busbar (rectangle) with the width far larger than the diameter of the lead, the hanging is often not firm or can not be hung.
Disclosure of Invention
The invention provides a scissor type grounding wire clamp, which is utilized, time-consuming and labor-consuming twisting rods are not needed, the mounting efficiency is greatly improved through scissor type pulling, meanwhile, a clamping opening is suitable for various conductors such as wires, busbars and the like, the mounting is firm, and the reliability is high.
The technical scheme of the invention is as follows:
the utility model provides a scissors formula earth clamp, includes and carries out the scissors structure of articulated constitution by first arm body and second arm body, first arm body coupling has the earth connection, first arm body with be connected with spacing spring between the second arm body, first arm body with the top end of second arm body all is equipped with inside folding limiting plate, two the limiting plate forms first bayonet socket, first arm body with the second arm body is close to one side of limiting plate all is equipped with the cassette of taking the draw-in groove, two the cassette cooperation forms the second bayonet socket that is used for the chucking wire, first arm body with the second arm body is kept away from the one end of limiting plate all is connected with insulating handle.
When the ground wire needs to be hung, two hands of an operator respectively hold the insulating handles of the first arm body and the second arm body, the two insulating handles are forced to be closed, the scissors structure is opened, the first bayonet and the second bayonet are in an open state, and the limiting spring is in a stretched state; when structures such as a bus bar and the like need to be hung, rectangular guide pieces such as the bus bar and the like are clamped into the inner side of a first bayonet formed between two limiting plates, then the two hands are slowly loosened to reset a limiting spring, and the whole scissor type grounding wire clamp can be hung on the structures such as the bus bar and the like; when the wire needs to be hung, the wire is clamped into the second clamping openings formed by the two clamping seats with the clamping grooves, then the two hands are loosened slowly, the limiting springs are reset, and the whole scissor type grounding wire clamp can be hung on the wire.
Further, the clamping groove is a semicircular clamping groove, and the two semicircular clamping grooves form a circular groove for clamping a wire. The two semicircular clamping grooves are more attached to the appearance of the lead, so that the lead is firmer when being clamped.
Furthermore, a fastener is arranged on one side of the insulating handle of the first arm body, and a positioning piece matched with the fastener is arranged on one side of the insulating handle of the second arm body. When an operator closes the two handles with hands to open the scissors type structure to hang the ground wire, the handles of the two arm bodies can be fastened through the fastening structure formed by the fastener and the positioning piece, the situation that the operator holds the handles in a long time is avoided, the burden of the operator when the operator holds the handles is relieved, and after the ground wire is hung in place, the fastening state can be relieved, and the ground wire is hung.
Further, the fastener is a hook, and the positioning piece is a retaining ring.
Further, the insulating handle is an insulating rod and is used for being held by an operator.
Further, the top of insulator spindle is equipped with the internal thread hole, first arm body, second arm body with the one end that the insulator spindle is connected all is equipped with the external screw thread, first arm body, second arm body respectively with insulator spindle threaded connection. Can carry out threaded connection with insulator spindle and first arm body and second arm body and supply the handheld operation of operating personnel as insulating handle, when not using, can place the insulator spindle activity dismantlement, reduce the space that occupies.
Further, the grounding wire is a copper wire.
Furthermore, the insulating handle is provided with anti-skidding lines, so that the holding power of an operator is enhanced, and skidding is avoided.
Furthermore, the clamping groove is internally provided with anti-slip lines, so that the contact friction force between the clamping groove and the lead is enhanced, and the clamping is more stable.
Further, first arm body is equipped with the binding bolt, the lug of earth connection passes through binding bolt fixed connection is in on the first arm body, the installation and removal of earth connection of being convenient for.
The invention has the beneficial effects that:
the scissors type ground wire clamp can open the first clamping opening and the second clamping opening only by holding the insulating handles of the first arm body and the second arm body with hands and drawing the insulating handles close, can be hung through the first clamping opening or the second clamping opening according to rectangular structures or wires such as busbars without twisting rods which waste time and labor, can greatly improve the installation efficiency by scissors type pulling and closing, and is suitable for various conductors such as wires and busbars, firm in installation and high in reliability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a schematic structural diagram of a ground clamp clamping busbar;
FIG. 4 is a schematic view of a ground clamp clamping wire;
in the figure: first arm 1, second arm 2, earth connection 3, spacing spring 4, limiting plate 5, cassette 6, draw-in groove 601, insulating handle 7, fastener 8, setting element 9, wiring bolt 10, female arranging 11, wire 12.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1 and 2, a scissors formula earth clamp, include and carry out the articulated scissors structure of constituteing by first arm body 1 and second arm body 2, first arm body 1 is connected with earth connection 3, earth connection 3 is the copper line, be connected with spacing spring 4 between first arm body 1 and the second arm body 2, inwards folding limiting plate 5 has all been welded at the top end of first arm body 1 and second arm body 2, two limiting plates 5 form first bayonet socket, one side that first arm body 1 and second arm body 2 are close to limiting plate 5 all is equipped with the cassette 6 of taking draw-in groove 601, two cassette 6 cooperations form the second bayonet socket that is used for the chucking wire, the one end that limiting plate 5 was kept away from to first arm body 1 and second arm body 2 all is connected with insulating handle 7.
Referring to fig. 2, in the embodiment, the clamping groove 601 is a semicircular clamping groove, and two semicircular clamping grooves form a circular groove for clamping a wire. The two semicircular clamping grooves are more attached to the appearance of the lead, so that the lead is firmer when being clamped. Meanwhile, the clamping groove 601 is internally provided with anti-slip grains, so that the contact friction force between the clamping groove 601 and the lead is enhanced, and the clamping is more stable.
In this embodiment, a fastener 8 is disposed on one side of the insulating handle 7 of the first arm 1, and a positioning member 9 engaged with the fastener 8 is disposed on one side of the insulating handle 7 of the second arm 2. When an operator closes the two handles with hands to open the scissors type structure to hang the ground wire, the handles of the two arm bodies can be fastened through the fastening structure formed by the fastener 8 and the positioning piece 9, the situation that the hands are forced to maintain the state for a long time is avoided, the burden when the operator holds the ground wire in hand is relieved, and after the ground wire is hung in place, the fastening state can be relieved, and the ground wire is hung. Preferably, the fastener 8 is a hook, the positioning part 9 is a retaining ring, and the two insulated handles can be quickly fastened by hanging the hook on the retaining ring.
In this embodiment, the insulated handle 7 is an insulated rod for being held by an operator. The top of insulator spindle is equipped with the internal thread hole, and the one end that first arm body 1, second arm body 2 and insulator spindle are connected all is equipped with the external screw thread, first arm body 1, second arm body 2 respectively with insulator spindle threaded connection. Can carry out threaded connection with the insulator spindle and first arm body 1 and second arm body 2 and supply the handheld operation of operating personnel as insulating handle 7, when not using, can place the insulator spindle activity dismantlement, reduce the space that occupies. Simultaneously, the insulator spindle can use flexible insulator spindle, can stretch out and draw back according to the operating height of reality and lift the height, makes things convenient for operating personnel to lift the height operation.
In this embodiment, the insulating handle 7 is provided with anti-slip lines to enhance the grip of the operator and avoid slipping.
In the present embodiment, the first arm 1 is welded with the terminal bolt 10, and the terminal lug of the ground wire 3 is fixedly connected to the first arm 1 by the terminal bolt 10, so that the ground wire can be easily attached and detached.
The working principle of the invention is as follows:
when the ground wire needs to be hung, two hands of an operator respectively hold the insulating handles 7 of the first arm body 1 and the second arm body 2, and forcibly draw the two insulating handles 7 together to open the scissors structure, at the moment, the first bayonet and the second bayonet are in an open state, and the limiting spring 4 is in a stretched state; when the busbar 11 needs to be hung, the busbar 11 is clamped into the inner side of a first bayonet formed between the two limiting plates 5, then the two hands are slowly loosened to reset the limiting spring 4, and the whole scissor-type grounding wire clamp can be hung on the busbar 11, as shown in fig. 3; when the conducting wire 12 needs to be hung, the conducting wire 12 is clamped into a second clamping opening formed by the two clamping seats 6 with the clamping grooves 601, then the two hands are slowly loosened, the limiting spring 4 is reset, and the whole scissor-type grounding wire clamp can be hung on the conducting wire 12, as shown in fig. 4.
The scissors type ground wire clamp can open the first clamping opening and the second clamping opening only by holding the insulating handles 7 of the first arm body 1 and the second arm body 2 with hands and drawing the insulating handles close, and can be hung through the first clamping opening or the second clamping opening according to rectangular structures or wires such as busbars without twisting rods which waste time and labor, and the mounting efficiency can be greatly improved by scissors type pulling and closing.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a scissors formula earth clamp, its characterized in that includes and carries out the scissors structure of articulated constitution by first arm body and second arm body, first arm body coupling has the earth connection, first arm body with be connected with spacing spring between the second arm body, first arm body with the top end of second arm body all is equipped with inside folding limiting plate, two the limiting plate forms first bayonet socket, first arm body with the second arm body is close to one side of limiting plate all is equipped with the cassette of taking the draw-in groove, two the cassette cooperation forms the second bayonet socket that is used for the chucking wire, first arm body with the second arm body is kept away from the one end of limiting plate all is connected with insulating handle.
2. A scissor ground clamp according to claim 1 wherein the slots are semi-circular slots, two of which form a circular slot for clamping a wire.
3. A scissor ground clamp as claimed in claim 1 wherein the first arm has a fastener on one side of the insulated handle and the second arm has a locating member on one side of the insulated handle for engaging with the fastener.
4. A scissor ground clip as claimed in claim 3, wherein the fastener is a hook and the positioning member is a retaining ring.
5. A scissor ground clamp as claimed in claim 1, wherein the insulated handle is an insulated rod.
6. A scissor type ground clamp according to claim 5 wherein the top of the insulator bar has an internal threaded hole, the ends of the first and second arms connected to the insulator bar have external threads, and the first and second arms are respectively in threaded connection with the insulator bar.
7. A scissor ground clamp as claimed in claim 1, wherein the ground wire is copper wire.
8. A scissor ground clamp as claimed in claim 1, wherein the insulated handle is provided with anti-slip threads.
9. A scissor ground clip as claimed in claim 2, wherein the slots are provided with anti-slip threads.
10. A scissor ground clamp as claimed in claim 1, wherein the first arm is provided with a binding bolt, and the binding lug of the ground wire is fixedly attached to the first arm by the binding bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010752147.1A CN111755856A (en) | 2020-07-30 | 2020-07-30 | Scissors type grounding wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010752147.1A CN111755856A (en) | 2020-07-30 | 2020-07-30 | Scissors type grounding wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111755856A true CN111755856A (en) | 2020-10-09 |
Family
ID=72712340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010752147.1A Pending CN111755856A (en) | 2020-07-30 | 2020-07-30 | Scissors type grounding wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111755856A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201063365Y (en) * | 2007-07-03 | 2008-05-21 | 王春胜 | Low-voltage clamp type ground rod |
| CN203553400U (en) * | 2013-11-26 | 2014-04-16 | 国家电网公司 | Wire clamp |
| CN203967459U (en) * | 2014-07-28 | 2014-11-26 | 国家电网公司 | A kind of converting equipment conductive grounding device of dual slip-off preventing |
| CN204189990U (en) * | 2014-08-01 | 2015-03-04 | 国家电网公司 | High-tension line throws hanging earthing clamp |
| CN206516767U (en) * | 2017-03-17 | 2017-09-22 | 国网浙江省电力公司杭州供电公司 | A kind of multipurpose ground connection pincers |
-
2020
- 2020-07-30 CN CN202010752147.1A patent/CN111755856A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201063365Y (en) * | 2007-07-03 | 2008-05-21 | 王春胜 | Low-voltage clamp type ground rod |
| CN203553400U (en) * | 2013-11-26 | 2014-04-16 | 国家电网公司 | Wire clamp |
| CN203967459U (en) * | 2014-07-28 | 2014-11-26 | 国家电网公司 | A kind of converting equipment conductive grounding device of dual slip-off preventing |
| CN204189990U (en) * | 2014-08-01 | 2015-03-04 | 国家电网公司 | High-tension line throws hanging earthing clamp |
| CN206516767U (en) * | 2017-03-17 | 2017-09-22 | 国网浙江省电力公司杭州供电公司 | A kind of multipurpose ground connection pincers |
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| PB01 | Publication | ||
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Application publication date: 20201009 |