CN218216118U - Grounding wire device for high-voltage switch cabinet - Google Patents
Grounding wire device for high-voltage switch cabinet Download PDFInfo
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- CN218216118U CN218216118U CN202222547689.2U CN202222547689U CN218216118U CN 218216118 U CN218216118 U CN 218216118U CN 202222547689 U CN202222547689 U CN 202222547689U CN 218216118 U CN218216118 U CN 218216118U
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Abstract
The utility model discloses an earth connection device for high tension switchgear, include: the first connecting screw comprises a first stud for being in threaded connection with the bottom of the switch cabinet, a nut in threaded connection with the first stud and a clamping part arranged at the top of the stud; the grounding wire connecting column is used for being connected with a grounding wire; the second connecting screw comprises a second stud detachably arranged on the grounding wire connecting column and a screw cap arranged at the top end of the second stud; the grounding wire claw is C-shaped, the bottom end of the grounding wire claw is in threaded connection with the second stud, and the top end of the grounding wire claw is detachably connected with the first stud; the top end of the ground wire claw is arranged between the nut and the clamping part, and the clamping part is in a sphere shape. In this way, the utility model discloses a ground connection easy operation of earth connection device when needs carry out ground connection fastening installation operation, can directly hang the earth connection claw and establish on first connecting screw, can accomplish the fastening installation operation of ground connection in a short time, improves work efficiency greatly.
Description
Technical Field
The utility model relates to a cubical switchboard technical field specifically is an earth connection device for high tension switchgear.
Background
In the field of electric power, a switch cabinet is common electric power equipment in the field of electric power, and the switch cabinet belongs to high-voltage dangerous equipment, so that grounding connection is needed. However, since the area to which the grounding wire belongs is a main transformer in the high-voltage switch cabinet or the cabinet, the problems of narrow use space and narrow operation space exist, so that field operation workers need to spend a large amount of time for fastening and installing the grounding operation each time when performing the grounding operation, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an earth connection device for high tension switchgear, when needs carry out ground connection fastening installation operation, can directly hang the earth connection claw and establish on first connecting screw, can accomplish the fastening installation operation of ground connection in short time, improve work efficiency greatly.
(II) technical scheme
In order to solve the technical problem, the utility model provides a following technical scheme: a grounding wire device for a high-voltage switch cabinet is characterized by comprising: the first connecting screw comprises a first stud for being in threaded connection with the bottom of the switch cabinet, a nut in threaded connection with the first stud and a clamping part arranged at the top of the first stud; the grounding wire connecting column is used for being connected with a grounding wire; the second connecting screw comprises a second stud detachably arranged on the grounding wire connecting column and a nut arranged at the top end of the second stud; the grounding wire claw is C-shaped, the bottom end of the grounding wire claw is in threaded connection with the second stud, and the top end of the grounding wire claw is detachably connected with the first stud; the top end of the ground wire claw is arranged between the nut and the clamping part, and the clamping part is in a sphere shape.
Furthermore, a clamping groove for accommodating the first stud is formed in the top end of the grounding wire claw.
Furthermore, one end, close to the clamping portion, of the first stud is provided with an accommodating through hole, and the top end of the grounding wire claw is inserted into the accommodating through hole.
Furthermore, the top end of the grounding wire claw extends to form a first extension arm and a second extension arm of the clamping groove, wherein the outer diameter of the first stud is smaller than the distance between the first extension arm and the second extension arm.
Further, the distance between the first extension arm and the second extension arm is smaller than the diameter of the nut, and the distance between the first extension arm and the second extension arm is smaller than the outer diameter of the clamping portion.
Furthermore, the bottom of earth connection claw is equipped with the screw hole, wherein second double-screw bolt threaded connection in the screw hole, just card portion with the nut sets up in the earth connection claw.
Further, be equipped with the through-hole along its length direction in the earth connection spliced pole, the top outer wall of earth connection spliced pole is equipped with first extension hole along the first direction, the bottom in first extension hole is equipped with second extension hole along the second direction, the bottom in second extension hole is equipped with the third along the third direction and extends the hole, wherein the bottom outer wall of second double-screw bolt be equipped with first extension hole the second extend the hole with the third that the third extends the hole and corresponds extends the hole, wherein the first direction is followed the bottom direction is followed on the top of earth connection spliced pole, the second direction does the axial direction of earth connection spliced pole, the third direction is followed the top direction is followed to the bottom of earth connection spliced pole.
(III) advantageous effects
Compared with the prior art, the utility model provides an earth connection device for high tension switchgear possesses following beneficial effect: the utility model discloses an earth connection device for high tension switchgear, include: the first connecting screw comprises a first stud for being in threaded connection with the bottom of the switch cabinet, a nut in threaded connection with the first stud and a clamping part arranged at the top of the stud; the grounding wire connecting column is used for being connected with a grounding wire; the second connecting screw comprises a second stud detachably arranged on the grounding wire connecting column and a screw cap arranged at the top end of the second stud; the grounding wire claw is C-shaped, the bottom end of the grounding wire claw is in threaded connection with the second stud, and the top end of the grounding wire claw is detachably connected with the first stud; the top end of the ground wire claw is arranged between the nut and the clamping part, and the clamping part is in a sphere shape. In this way, the utility model discloses a ground connection device's ground connection easy operation can install first connecting screw at opening Guan Guishang during the power failure overhauls equipment in advance, when needs carry out ground connection fastening installation operation, can directly hang the earth connection claw and establish on first connecting screw, can accomplish the fastening installation operation of ground connection in short time, improves work efficiency greatly.
Drawings
Fig. 1 is a schematic structural view of the ground wire device for a high-voltage switch cabinet of the present invention;
FIG. 2 is a schematic view of the first connection screw of FIG. 1;
FIG. 3 is a schematic view of the connection between the grounding wire claw and the second connecting screw in FIG. 1;
FIG. 4 is a schematic structural view of the ground connection post of FIG. 1;
fig. 5 is a schematic structural view of a first embodiment of a top end of the grounding wire claw in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not 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.
As shown in fig. 1 to 5, the ground wire device for a high voltage switchgear includes a first connection screw 11, a second connection screw 12, a ground wire connection post 13, and a ground wire claw 14.
Preferably, the first connecting screw 11, the second connecting screw 12, the ground wire connecting post 13 and the ground wire claw 14 of the present embodiment are made of a conductive metal material, such as iron or copper.
The first connecting screw 11 is used for connecting the switch cabinet 10. Specifically, the first connection screw 11 of the present embodiment includes a first stud 111 for being screwed on the bottom of the switch cabinet 20, a nut 112 screwed in the first stud 111, and a catching portion 113 provided on the top of the first stud 111.
Preferably, the first stud 111 and the catching portion 113 are integrally formed.
In the present embodiment, the first stud 111 has an elongated cylindrical shape, the nut 112 has a hexagonal shape, and the engaging portion 113 has a spherical shape.
The ground connection post 13 is for connection to a ground wire. Preferably, the ground wire connection post 13 is in the shape of an elongated cylinder.
The second connection screw 12 is used for being detachably connected with the ground wire connection post 13. Specifically, the second connection screw 12 includes a second stud 121 detachably disposed on the ground wire connection post 13 and a nut 122 disposed on a top end of the second stud 121.
Preferably, the second stud 121 and the nut 122 are integrally formed.
The grounding wire claw 14 is C-shaped, wherein the bottom end of the grounding wire claw 14 is in threaded connection with the second stud 121, and the top end of the grounding wire claw 14 is detachably connected with the first stud 111.
It should be understood that, since the top end of the ground wire claw 14 is detachably connected to the first stud 111, the first connection screw 11 may be installed on the switch cabinet 20 in advance during the power outage overhaul equipment (i.e., the bottom of the switch cabinet 20 is provided with the installation threaded hole, and the first stud 111 is screwed in the installation threaded hole), and when the ground fastening installation operation of the switch cabinet 20 needs to be performed, the ground wire claw may be directly hung or inserted on the first stud 111 of the first connection screw 11, so that the ground fastening installation operation can be completed in a short time, and the work efficiency is greatly improved.
In the present embodiment, the top end of the ground wire claw 14 is disposed between the nut 112 and the catching portion 113, and it is understood that since the nut 112 is screwed onto the first stud 111, the position of the nut 112 on the first stud 111 can be adjusted by rotating the nut 112, so that the connection of the ground wire claw 14 to the first connection screw 11 can be further strengthened by sandwiching the top end of the ground wire claw 14 by the nut 112 and the catching portion 113.
In the present embodiment, since the engaging groove 140 for receiving the first stud 111 is provided at the top end of the ground wire claw 14, when the ground fastening operation of the switch cabinet 20 needs to be performed, the engaging groove 140 may be directly hooked on the first connecting screw 11, which is simple to operate.
Further, the top end of the ground wire claw 14 is extended to form a first extension arm 141 and a second extension arm 142 forming a clamping groove 140, wherein the outer diameter of the first stud 111 is smaller than the distance between the first extension arm 141 and the second extension arm 142, so that the top end of the ground wire claw 14 is quickly hung in the first connection screw 11.
Preferably, the distance between the first extension arm 141 and the second extension arm 142 is smaller than the diameter of the nut 112, and the distance between the first extension arm 141 and the second extension arm 142 is smaller than the outer diameter of the catching portion 113, so that the top end of the ground wire claw 14 is caught between the nut 112 and the catching portion 113.
It should be understood that, in some embodiments, the top end of the ground wire claw 14 may also be detachably disposed in the first stud 111 by other means, and specifically, one end of the first stud 111 near the clamping portion 113 is provided with a receiving through hole, in which the top end of the ground wire claw 14 is inserted.
In the present embodiment, the bottom end of the grounding wire claw 14 is provided with a threaded hole, wherein the second stud 121 is screwed in the threaded hole, so that the position of the bottom end of the grounding wire claw 14 on the second stud 121 can be adjusted by rotating the second stud 121 as required.
Preferably, the catching portion 113 and the nut 122 are provided in the ground wire claw 14. Further, the first connection screw 11 and the second connection screw 12 are disposed in the same straight line, and the first connection screw 11 is disposed right above the second connection screw 12, i.e. the locking portion 113 is supported right above the nut 122.
It should be appreciated that in some embodiments, the bottom end of the ground wire claw 14 extends to provide a gripping portion 144.
In this embodiment, a through hole is formed in the ground wire connecting post 13 along the length direction thereof, so that the bottom end of the second stud 121 can be inserted into the through hole.
Further, the outer wall of the top end of the ground wire connecting post 13 is provided with a first extending hole 131 along a first direction a, the bottom end of the first extending hole 131 is provided with a second extending hole 132 along a second direction B, the bottom end of the second extending hole 132 is provided with a third extending hole 133 along a third direction C, wherein the outer wall of the bottom end of the second stud 121 is provided with an extending clamping portion 123 corresponding to the first extending hole 131, the second extending hole 132 and the third extending hole 133, wherein the first direction a is from the top end of the ground wire connecting post 13 along the bottom end direction, the second direction B is the axial direction of the ground wire connecting post 13, and the third direction C is from the bottom end of the ground wire connecting post 13 along the top end direction. Preferably, the first extended hole 131 and the third extended hole 133 are spaced apart in parallel, and the length of the first extended hole 131 is greater than that of the third extended hole 133.
It should be understood that, when the second stud 121 needs to be disposed on the ground wire connection post 13, the extension clamping portion 123 is inserted toward the first extension hole 131, and the extension clamping portion 123 moves to the second extension hole 132, the second stud 121 is rotated to enable the extension clamping portion 123 to be accommodated in the second extension hole 132, and the connection can be completed when the extension clamping portion 123 moves to the bottom of the second extension hole 132, or the extension clamping portion 123 can be accommodated in the third extension hole 133 when the extension clamping portion 123 moves to the bottom of the second extension hole 132, otherwise, the extension clamping portion 123 can be detached.
To sum up, the utility model discloses a ground connection device's ground connection easy operation can install first connecting screw at opening Guan Guishang during the power failure overhauls equipment in advance, when needs carry out ground connection fastening installation operation, can directly hang the earth connection claw and establish on first connecting screw, can accomplish the fastening installation operation of ground connection in short time, improves work efficiency greatly.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An earth wire arrangement for a high voltage switchgear, comprising:
the first connecting screw comprises a first stud for being in threaded connection with the bottom of the switch cabinet, a nut in threaded connection with the first stud and a clamping part arranged at the top of the first stud;
the grounding wire connecting column is used for being connected with a grounding wire;
the second connecting screw comprises a second stud detachably arranged on the grounding wire connecting column and a screw cap arranged at the top end of the second stud;
the grounding wire claw is C-shaped, the bottom end of the grounding wire claw is in threaded connection with the second stud, and the top end of the grounding wire claw is detachably connected with the first stud;
the top end of the ground wire claw is arranged between the nut and the clamping part, and the clamping part is spherical.
2. The grounding wire device for high-voltage switch cabinets according to claim 1, characterized in that a clamping groove for receiving the first stud is formed at the top end of the grounding wire claw.
3. The ground wire device for a high-voltage switch cabinet according to claim 1, wherein an end of the first stud near the clamping portion is provided with a receiving through hole, and a top end of the ground wire claw is inserted into the receiving through hole.
4. The grounding wire device for high-voltage switch cabinets according to claim 2, wherein the top end of the grounding wire claw is extended with a first extension arm and a second extension arm forming the clamping groove, and wherein the outer diameter of the first stud is smaller than the distance between the first extension arm and the second extension arm.
5. The grounding wire device for high-voltage switch cabinets according to claim 4, wherein the distance between the first extension arm and the second extension arm is smaller than the diameter of the nut, and the distance between the first extension arm and the second extension arm is smaller than the outer diameter of the clamping portion.
6. The ground wire device for a high-voltage switch cabinet according to claim 5, wherein a threaded hole is formed at a bottom end of the ground wire claw, wherein the second stud is screwed in the threaded hole, and wherein the clamping portion and the nut are disposed in the ground wire claw.
7. The grounding wire device for high-voltage switch cabinets as claimed in claim 6, wherein a through hole is formed in the grounding wire connecting post along the length direction thereof, a first extending hole is formed in the outer wall of the top end of the grounding wire connecting post along a first direction, a second extending hole is formed in the bottom end of the first extending hole along a second direction, and a third extending hole is formed in the bottom end of the second extending hole along a third direction, wherein a third extending hole corresponding to the first extending hole, the second extending hole and the third extending hole is formed in the outer wall of the bottom end of the second stud, the first direction is from the top end of the grounding wire connecting post along the bottom end direction, the second direction is from the axial direction of the grounding wire connecting post, and the third direction is from the bottom end of the grounding wire connecting post along the top end direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222547689.2U CN218216118U (en) | 2022-09-26 | 2022-09-26 | Grounding wire device for high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222547689.2U CN218216118U (en) | 2022-09-26 | 2022-09-26 | Grounding wire device for high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218216118U true CN218216118U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222547689.2U Active CN218216118U (en) | 2022-09-26 | 2022-09-26 | Grounding wire device for high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218216118U (en) |
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2022
- 2022-09-26 CN CN202222547689.2U patent/CN218216118U/en active Active
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