CN217562841U - Portable temporary grounding device - Google Patents
Portable temporary grounding device Download PDFInfo
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- CN217562841U CN217562841U CN202221030233.2U CN202221030233U CN217562841U CN 217562841 U CN217562841 U CN 217562841U CN 202221030233 U CN202221030233 U CN 202221030233U CN 217562841 U CN217562841 U CN 217562841U
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- grounding device
- vertical plate
- telescopic rod
- temporary grounding
- clamping block
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Abstract
The utility model provides a portable temporary grounding device, belonging to the field of power maintenance tools, comprising a telescopic rod, a grounding end and a buckle component; the telescopic rod is made of conductive metal; the grounding end is arranged at the bottom end of the telescopic rod and is used for being connected with a grounding wire connected to the ground; the buckle subassembly sets up the top of telescopic link for with overhaul circuit wire joint. The utility model discloses only need extend the telescopic link to suitable length during the use, with buckle subassembly and maintenance circuit joint, be connected the earthing terminal with the earth connection that inserts the earth, can reliably be connected with the earth with overhauing the circuit wire, need not to use the lift truck to set up earthing device, also need not the operation personnel to ascend a height and set up, have use, convenient to carry, can reduce advantages such as high altitude construction.
Description
Technical Field
The utility model belongs to power maintenance instrument field, concretely relates to portable interim earthing device.
Background
When electrical equipment and circuits of an electric power system are overhauled, in order to release residual electric charges on the circuits and prevent the danger of electric shock of operating personnel caused by sudden incoming calls of the circuits in the overhauling process, a temporary grounding device is generally erected at the place where the electric calls are possible at the circuit overhauling operation place so as to ensure the personal safety of the operating personnel.
In the process of implementing the present invention, the inventor finds that the existing temporary grounding device has at least the following defects:
the interim earthing device of present circuit often sets up through the lift truck or the operation of ascending a height, and the lift truck passes in and out the transformer substation when with live interval safe distance such as generating line, circuit in service not enough, has great safety risk, and the lift truck of some places can't get into even, and the operating personnel need ascend a height to hang establishes earthing device, then can have the safety risk that the high altitude falls like this.
SUMMERY OF THE UTILITY MODEL
Based on the above background problem, the utility model aims at providing a portable interim earthing device need not to use the lift truck to set up earthing device, also need not the operation personnel to ascend a height and set up, has use, convenient to carry, can reduce advantages such as high altitude construction.
In order to achieve the above object, the embodiment of the present invention provides a technical solution:
portable temporary grounding device comprising:
the telescopic rod is made of conductive metal;
the grounding end is arranged at the bottom end of the telescopic rod and is used for being connected with a grounding wire connected to the ground;
and the buckle assembly is arranged at the top end of the telescopic rod and used for being connected with a maintenance line wire in a clamping mode.
In one embodiment, the snap assembly comprises:
the metal staple bolt, the metal staple bolt is flexible structure, just the metal staple bolt is equipped with the open end to supply to overhaul the circuit wire and follow in the open end card goes into the metal staple bolt.
Furthermore, the open end is of a necking structure, and the size of the open end is smaller than that of the maintenance line conductor so as to limit the maintenance line conductor clamped in the metal hoop.
In one embodiment, the snap assembly further comprises:
the spring type clamping block I and the spring type clamping block II are respectively arranged on two sides of the opening end, and the spring type clamping block I and the spring type clamping block II are oppositely arranged to drive the opening end of the metal hoop to be opened and closed.
Further, the spring-type fixture block I comprises:
the clamping block is fixed with the opening end of the metal hoop;
the movable rod is movably arranged on the vertical plate I/II in a penetrating way, one end of the movable rod is fixed with the clamping block, and the other end of the movable rod is provided with a limiting block;
the elastic piece is sleeved on the movable rod and is positioned between the clamping block and the vertical plate I/the vertical plate II;
the spring type clamping block II has the same structure as the spring type clamping block I.
Furthermore, the top end and the bottom end of the fixture block are both inclined planes.
Further, the portable temporary grounding device further comprises:
the support is connected with the top end of the telescopic rod and used for fixing the buckle assembly.
Still further, the stent includes:
the vertical plate I and the vertical plate II are distributed oppositely, and the vertical plate I/the vertical plate II is coaxially fixed with the telescopic rod;
and the transverse plate is connected to the tops of the vertical plate I and the vertical plate II.
Furthermore, the buckling assembly is arranged in a cavity formed by the vertical plate I, the vertical plate II and the transverse plate, and the top of the buckling assembly is fixed with the transverse plate.
Furthermore, the telescopic link comprises a plurality of telescopic joints, wear to be equipped with the retaining member on the telescopic joint.
Compared with the prior art, the embodiment of the utility model provides a have following effect at least:
1. the utility model discloses an interim earthing device includes the telescopic link, earthing terminal and buckle subassembly, the earthing terminal sets up the bottom at the telescopic link, the buckle subassembly sets up the top at the telescopic link, only need extend the telescopic link to suitable length during the use, with buckle subassembly and maintenance circuit wire joint, be connected the earthing terminal with the earth connection that inserts the ground, can reliably be connected with the ground with maintenance circuit wire, need not to use the lift truck to set up earthing device, also need not the operation personnel to ascend a height and set up, and the use has, high portability, can reduce advantages such as high altitude construction.
2. The buckle component of the utility model comprises a metal hoop which is of a flexible structure and is provided with an opening end, and the maintenance line conducting wire can be clamped into the metal hoop through the opening end; the open end further sets up to the throat structure, and when the card was gone into and is overhauld the circuit wire, the open end was extruded so that overhaul the circuit wire and get into, overhauls circuit wire and gets into it and reply initial condition after the metal staple bolt it to form spacingly to the maintenance circuit wire in the metal staple bolt, guaranteed interim earthing device and the reliable connection of overhauing the circuit wire.
3. The utility model discloses a buckle subassembly can also include spring fixture block I and spring fixture block II, and the joint strength of earthing device and maintenance circuit wire can further be guaranteed in setting up of spring fixture block I and spring fixture block II to make earthing device and maintenance circuit wire reliably contact.
4. The utility model discloses a telescopic link comprises a plurality of telescopic links, and wears to be equipped with the retaining member on the telescopic link, can lock the telescopic link spacingly through the retaining member, has avoided the telescopic link to take place to contract when using and influence buckle subassembly and be connected of maintenance circuit wire.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of a portable temporary grounding device according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the buckle assembly according to the embodiment of the present invention.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings of the specification, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Example 1
In order to solve the problem that current earthing device needs lift truck or staff to ascend a height and set up and exist, the utility model provides a portable interim earthing device, as shown in fig. 1, include: telescopic link 1, earthing terminal 2 and buckle subassembly 3, only need extend telescopic link 1 to suitable length during the use, with buckle subassembly 3 and maintenance circuit joint, be connected earthing terminal 2 and the earth connection of inserting the earth, can reliably be connected maintenance circuit wire and ground, need not to use the lift truck to set up earthing device, also need not the operation personnel to ascend a height and set up, have use, convenient to carry, can reduce advantages such as high altitude construction.
In this embodiment, the telescopic rod 1 is formed by sequentially sleeving a plurality of telescopic joints 101, and the telescopic joints 101 are specifically copper tubes, but are not limited thereto, and other metals with good electrical conductivity may be used. In order to limit and fix the telescopic joint 101, a locking member 102 is further arranged on the telescopic joint 101 in a penetrating manner, and the locking member 102 can be a locking bolt or a locking pin.
In this embodiment, the grounding terminal 2 is disposed at the bottom end of the telescopic rod 1, and is used for being connected with a grounding wire connected to the ground.
In this embodiment, the buckle assembly 3 is disposed at the top end of the telescopic rod 1 and is used for being clamped with a maintenance line conductor, the buckle assembly 3 includes a metal hoop 301 and a bracket 302, and the bracket 302 is used for installing and fixing the metal hoop 301.
Specifically, the support 302 comprises a vertical plate I302-1, a vertical plate II 302-2 and a horizontal plate 302-3, the vertical plate I302-1 is coaxially fixed with the telescopic rod 1, the vertical plate II 302-2 is distributed opposite to the vertical plate I302-1, and the horizontal plate 302-3 is connected to the top ends of the vertical plate I302-1 and the vertical plate II 302-2.
At this time, the metal hoop 301 is disposed in a cavity formed by the vertical plate I302-1, the vertical plate II 302-2 and the horizontal plate 302-3, and the top end of the metal hoop 301 is fixed to the horizontal plate 302-3.
It should be noted that the structure of the bracket 302 is not limited to the specific example, in other embodiments, the bracket 302 may also be an inverted L-shaped structure, and the embodiment is not limited in particular.
Specifically, the metal hoop 301 is of a flexible structure, can deform under extrusion, and returns to an initial state when external force is lost; the metal hoop 301 is provided with an open end 301-1, and as shown in fig. 1 as an example, the open end 301-1 is provided at the bottom end of the metal hoop 301, so that the maintenance line conductor can be clamped into the metal hoop 301 from the open end 301-1.
In order to limit the maintenance line conductor clamped in the metal hoop 301, the opening end 301-1 is further configured to be of a necking structure in this embodiment, that is, the opening end of the metal hoop 301 is smaller than the inner cavity of the metal hoop 301, and the size of the opening end 301-1 is smaller than the size of the maintenance line conductor, so that when the maintenance line conductor is clamped in the metal hoop 301, the maintenance line conductor can be prevented from falling off.
When the grounding device is used, the telescopic rod 1 is firstly stretched to the length matched with the height of a maintenance line conductor and the ground, the telescopic joint 101 is locked through the locking piece 102, on the premise that the electricity of a line is proved, the open end 301-1 of the metal hoop 301 is located right above the maintenance line conductor, the telescopic rod 1 is pulled downwards at the moment, the maintenance line conductor extrudes the open end 301-1 of the metal hoop 301 and enters the metal hoop 301, after the maintenance line conductor enters the metal hoop 301, the metal hoop 301 returns to the initial state, and the open end of the necking structure guides the maintenance line conductor to form a limit so as to prevent the temporary grounding device from falling off; and finally, the grounding end 2 at the bottom end of the telescopic rod 1 is connected with a grounding wire connected to the ground, so that the reliable connection between a line conductor for overhauling and the ground can be realized.
After the circuit overhauls work, up push away telescopic link 1, overhaul the circuit wire and withdraw from in the metal staple bolt 301 this moment, later take off telescopic link 1 can.
The utility model discloses a portable interim earthing device has safe and reliable, convenient operation, portable's characteristics, and electric equipment such as specially adapted outdoor transformer, circuit develop maintenance work, from safe angle, avoid using auxiliary assembly such as lift truck, improved operation personnel security and work efficiency, reduced the overhaul of the equipments expense.
Example 2
As shown in fig. 2, the difference between the portable temporary grounding device and embodiment 1 is that the buckle assembly 3 of the present embodiment further includes a spring-loaded latch I303 and a spring-loaded latch II 304.
As shown in fig. 2, the spring-type latch I303 and the spring-type latch II 304 are respectively disposed at two sides of the open end 301-1 of the metal hoop 301, and are both fixed to the metal hoop 301, and the spring-type latch I303 and the spring-type latch II 304 are disposed opposite to each other to drive the open end 301-1 of the metal hoop 301 to open and close.
Specifically, the spring-type fixture block I303 includes: a clamping block 303-1, a movable rod 303-2 and a spring 303-3.
The top end of the clamping block 303-1 is fixed to the left opening end of the metal hoop 301, and in order to facilitate entry and exit of a maintenance line conductor, the top end and the bottom end of the clamping block 303-1 are both inclined planes in this embodiment.
The movable rod 303-2 is movably arranged on the vertical plate I302-1 in a penetrating manner, the movable rod 303-2 is vertically distributed with the vertical plate I302-1, the right end of the movable rod 303-2 is fixed with the fixture block 303-1, the left end of the movable rod passes through the vertical plate I302-1 and is provided with a limiting block 303-4, and the spring type fixture block I303 can be prevented from being separated from the vertical plate I302-1 due to the arrangement of the limiting block 303-4.
The spring 303-3 is sleeved on the movable rod 303-2 and is located between the fixture block 303-1 and the vertical plate I302-1.
The spring type clamping block II 304 is arranged on the vertical plate II 302-2 and has the same structure as the spring type clamping block I303.
When the temporary grounding device needs to be clamped with a maintenance line conductor, the telescopic rod 1 is pulled downwards, the maintenance line conductor extrudes the spring type clamping block I303 and the spring type clamping block II 304, the clamping block 303-1 and the movable rod 303-2 move leftwards, the spring 303-3 is extruded, the spring type clamping block II 304 is reversed, and the open end 301-1 of the metal hoop 301 is opened for the maintenance line conductor to enter; after the maintenance line conductor completely enters the metal hoop 301, the clamping block 303-1 and the movable rod 303-2 move rightwards under the restoring force of the spring 303-3, the spring type clamping block II 304 is similar, and the opening end 301-1 is closed at the moment, so that the temporary grounding device is reliably contacted with the maintenance line conductor.
It should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which all fall within the scope of the invention.
Claims (10)
1. Portable temporary grounding device, characterized in that it comprises:
the telescopic rod is made of conductive metal;
the grounding end is arranged at the bottom end of the telescopic rod and is used for being connected with a grounding wire connected to the ground;
and the buckle assembly is arranged at the top end of the telescopic rod and used for being connected with a maintenance line wire in a clamping mode.
2. A portable temporary grounding device according to claim 1, wherein said snap assembly comprises:
the metal staple bolt, the metal staple bolt is flexible structure, just the metal staple bolt is equipped with the open end to supply to overhaul the circuit wire and follow in the open end card goes into the metal staple bolt.
3. The portable temporary grounding device of claim 2, wherein the open end is a throat structure and the size of the open end is smaller than the size of the service line conductor to limit the service line conductor clamped in the metal hoop.
4. A portable temporary grounding device according to claim 3, wherein said snap assembly further comprises:
the spring type clamping block I and the spring type clamping block II are respectively arranged on two sides of the opening end, and the spring type clamping block I and the spring type clamping block II are oppositely arranged to drive the opening end of the metal hoop to be opened and closed.
5. The portable temporary grounding device of claim 4, wherein said spring-loaded latch I comprises:
the clamping block is fixed with the opening end of the metal hoop;
the movable rod is perpendicular to the axial direction of the telescopic rod, one end of the movable rod is fixed with the fixture block, and the other end of the movable rod is provided with a limiting block;
the elastic piece is sleeved on the movable rod;
the spring type clamping block II has the same structure as the spring type clamping block I.
6. The portable temporary grounding device of claim 5, wherein the top end and the bottom end of said latch are both sloped.
7. A portable temporary grounding device according to claim 2 or 4, further comprising:
the support is connected with the top end of the telescopic rod and used for fixing the buckle assembly.
8. A portable temporary grounding device according to claim 7, wherein said stand comprises:
the vertical plate I and the vertical plate II are distributed oppositely, and the vertical plate I/the vertical plate II and the telescopic rod are coaxially fixed;
and the transverse plate is connected to the tops of the vertical plate I and the vertical plate II.
9. The portable temporary grounding device of claim 8, wherein the fastening assembly is disposed in a cavity formed by the vertical plate I, the vertical plate II and the horizontal plate, and the top of the fastening assembly is fixed to the horizontal plate.
10. A portable temporary grounding device according to claim 1, wherein said telescopic rod is composed of a plurality of telescopic joints, and locking members are provided on said telescopic joints.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221030233.2U CN217562841U (en) | 2022-04-29 | 2022-04-29 | Portable temporary grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221030233.2U CN217562841U (en) | 2022-04-29 | 2022-04-29 | Portable temporary grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217562841U true CN217562841U (en) | 2022-10-11 |
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ID=83473198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221030233.2U Active CN217562841U (en) | 2022-04-29 | 2022-04-29 | Portable temporary grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217562841U (en) |
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- 2022-04-29 CN CN202221030233.2U patent/CN217562841U/en active Active
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