CN216489698U - Lightning arrester of high-low voltage power distribution cabinet - Google Patents
Lightning arrester of high-low voltage power distribution cabinet Download PDFInfo
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- CN216489698U CN216489698U CN202123436421.3U CN202123436421U CN216489698U CN 216489698 U CN216489698 U CN 216489698U CN 202123436421 U CN202123436421 U CN 202123436421U CN 216489698 U CN216489698 U CN 216489698U
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Abstract
The utility model relates to a lightning arrester of high-low voltage distribution cabinet, including installing the lightning arrester on the switch board, lightning arrester includes: the lower end of the lightning rod is arranged in an inverted cone shape; a base; the lightning rod comprises a sleeve, wherein a slot for inserting the lower end of the lightning rod is formed in the sleeve, a plurality of openings are vertically formed in the side wall of the sleeve along the length direction of the sleeve, the openings extend upwards to the end part of the upper end of the sleeve, and external threads are formed in the outer wall of the sleeve; the nut is in threaded connection with the outer wall of the sleeve and is used for tightening the sleeve; the lightning rod is grounded through the sleeve and the base, and the base is connected with the power distribution cabinet in an insulating mode. The utility model has the advantages that: through swivel nut, make the nut rise gradually, make the sleeve pipe shrink gradually through the opening to the outer wall that makes the lightning rod is closely laminated fixedly with sheathed tube inner wall, makes lightning arrester's dismouting convenient more, light.
Description
Technical Field
The utility model relates to a switch board technical field, in particular to lightning arrester of high-low voltage power distribution cabinet.
Background
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
Chinese patent CN 210898008U discloses a dust-removing lightning-protection power distribution cabinet, which comprises a power distribution cabinet main body, a power distribution cabinet door, a dust-removing device and a lightning-protection device; the power distribution cabinet door is connected with the power distribution cabinet main body through a hinge; the dust removal device is arranged at the bottom of the power distribution cabinet and comprises a dust collection barrel, a dust collection pipe and a dust collector; the dust collection barrel comprises an upper end opening and a lower end opening, the periphery of the upper end opening is attached to the inner wall of the power distribution cabinet, the lower end opening is communicated with one end of the dust collection pipe, the other end of the dust collection pipe is communicated with the dust collector, the dust collection pipe and the dust collector are both arranged on the outer side of the power distribution cabinet, and the dust collection device can absorb and clean dust in the power distribution cabinet, so that a clean environment is ensured, and the service life of parts is prolonged; the lightning arrester comprises a lightning rod and a grounding device which are connected with each other, the lightning rod is arranged at the top end of the power distribution cabinet main body, the grounding device is arranged at the bottom of the power distribution cabinet main body, the lightning arrester can prevent the power distribution cabinet from being hit by thunder and lightning, and damage to parts in the power distribution cabinet is avoided.
Although above-mentioned patent can be effectual take shelter from the thunder, lightning arrester is the electric welding and fixes on the switch board, is not convenient for change and the dismouting to lightning arrester, uses comparatively trouble.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a lightning arrester of high-low voltage distribution cabinet to solve above-mentioned problem.
The technical scheme of the utility model is realized like this: the utility model provides a lightning arrester of high-low voltage power distribution cabinet, is including installing the lightning arrester on the switch board, the lightning arrester includes:
the lower end of the lightning rod is arranged in an inverted cone shape;
a base;
the lightning rod comprises a sleeve, wherein a slot for inserting the lower end of the lightning rod is formed in the sleeve, a plurality of openings are vertically formed in the side wall of the sleeve along the length direction of the sleeve, the openings extend upwards to the end part of the upper end of the sleeve, and external threads are formed in the outer wall of the sleeve;
the nut is in threaded connection with the outer wall of the sleeve and is used for tightening the sleeve;
the sleeve is integrally formed on the base, the lightning rod is grounded through the sleeve and the base, and the base is connected with the power distribution cabinet in an insulating mode.
Through adopting above-mentioned technical scheme, insert the lower extreme of lightning rod in the sleeve pipe, through swivel nut, make the nut rise gradually, make the sleeve pipe shrink gradually through the opening to it is fixed to make the outer wall of lightning rod closely laminate with sheathed tube inner wall, makes lightning arrester's dismouting convenient more, light.
The utility model discloses further set up to: further comprising:
the connecting seat is arranged in an insulating manner;
wherein, the base passes through connecting seat and switch board fixed connection.
Through adopting above-mentioned technical scheme, can be effectual with lightning arrester fixed mounting on the switch board, can effectual protection switch board.
The utility model discloses further set up to: the openings are arranged in plurality along the circumference of the sleeve.
Through adopting above-mentioned technical scheme, make sleeve pipe more stable, firm to the clamp of lightning rod.
The utility model discloses further set up to: the lightning rod further comprises:
the convex rings are annularly arranged on the outer wall of the lower end of the lightning rod, and the convex rings are arranged at equal intervals along the length direction of the lightning rod;
wherein, the inner wall of the sleeve is provided with a groove corresponding to the convex ring.
Through adopting above-mentioned technical scheme, after bulge loop and recess joint, compressing tightly through the nut, make the connection of lightning rod and sleeve pipe more stable, firm.
The utility model discloses further set up to: the inner diameter of the nut is smaller than the maximum outer diameter of the lower end of the lightning rod.
Through adopting above-mentioned technical scheme, enable that the nut is stable press from both sides the lightning rod tightly in the sleeve pipe, be difficult for droing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a in the embodiment of the present invention.
Fig. 3 is a structural sectional view in the direction of a-a according to the embodiment of the present invention.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model discloses a lightning arrester of high-low voltage power distribution cabinet, including installing the lightning arrester on the switch board, the lightning arrester includes:
the lightning rod 1 is arranged in an inverted cone shape at the lower end of the lightning rod 1;
a base 2;
the lightning rod comprises a sleeve 3, wherein a slot 4 for inserting the lower end of a lightning rod 1 is formed in the sleeve 3, a plurality of openings 5 are vertically formed in the side wall of the sleeve 3 along the length direction of the sleeve, the openings 5 extend upwards to the upper end part of the sleeve 3, and external threads are formed in the outer wall of the sleeve 3;
the nut 6 is in threaded connection with the outer wall of the sleeve 3 and used for tightening the sleeve 3;
the sleeve 3 is integrally formed on the base 2, the lightning rod 1 is grounded through the sleeve 3 and the base 2, and the base 2 is connected with the power distribution cabinet in an insulating mode.
Through adopting above-mentioned technical scheme, insert the lower extreme of lightning rod in the sleeve pipe, through swivel nut, make the nut rise gradually, make the sleeve pipe shrink gradually through the opening to it is fixed to make the outer wall of lightning rod closely laminate with sheathed tube inner wall, makes lightning arrester's dismouting convenient more, light.
In the embodiment of the present invention, the present invention further includes:
the connecting seat 7 is arranged in an insulating way;
wherein, base 2 passes through connecting seat 7 and switch board fixed connection.
Through adopting above-mentioned technical scheme, can be effectual with lightning arrester fixed mounting on the switch board, can effectual protection switch board.
In the embodiment of the present invention, the openings 5 are provided along the circumference of the casing 3.
Through adopting above-mentioned technical scheme, make sleeve pipe more stable, firm to the clamp of lightning rod.
In the embodiment of the present invention, the lightning rod 1 further includes:
the convex rings 8 are annularly arranged on the outer wall of the lower end of the lightning rod 1, and the convex rings 8 are arranged at equal intervals along the length direction of the lightning rod 1;
wherein, the inner wall of the sleeve 3 is provided with a groove 9 corresponding to the convex ring 8.
Through adopting above-mentioned technical scheme, after bulge loop and recess joint, compressing tightly through the nut, make the connection of lightning rod and sleeve pipe more stable, firm.
In the embodiment of the present invention, the inner diameter of the nut 6 is smaller than the maximum outer diameter of the lower end of the lightning rod 1.
Through adopting above-mentioned technical scheme, enable that the nut is stable press from both sides the lightning rod tightly in the sleeve pipe, be difficult for droing.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a lightning arrester of high-low voltage distribution cabinet, is including installing the lightning arrester on the switch board, its characterized in that, the lightning arrester includes:
the lightning rod (1), the lower end of the lightning rod (1) is arranged in an inverted cone shape;
a base (2);
the lightning arrester comprises a sleeve (3), wherein a slot (4) for inserting the lower end of a lightning rod (1) is formed in the sleeve (3), a plurality of openings (5) are vertically formed in the side wall of the sleeve (3) along the length direction of the sleeve, the openings (5) extend upwards to the end part of the upper end of the sleeve (3), and external threads are formed in the outer wall of the sleeve (3);
the nut (6) is in threaded connection with the outer wall of the sleeve (3) and is used for tightening the sleeve (3);
the lightning rod is characterized in that the sleeve (3) is integrally formed on the base (2), the lightning rod (1) is grounded through the sleeve (3) and the base (2), and the base (2) is in insulation connection with the power distribution cabinet.
2. The lightning protection device for high-low voltage distribution cabinets according to claim 1, further comprising:
the connecting seat (7), the said connecting seat (7) is insulated;
wherein, base (2) are through connecting seat (7) and switch board fixed connection.
3. A lightning conductor for high-low voltage distribution cabinets according to claim 1, characterized in that said openings (5) are arranged in plurality along the circumference of the bushing (3).
4. A lightning conductor for high-low voltage distribution cabinets according to claim 1, characterized in that said lightning conductor (1) further comprises:
the lightning rod comprises convex rings (8), wherein the convex rings (8) are annularly arranged on the outer wall of the lower end of the lightning rod (1), and the convex rings (8) are arranged in a plurality of equal intervals along the length direction of the lightning rod (1);
wherein, the inner wall of the sleeve (3) is provided with a groove (9) corresponding to the convex ring (8).
5. A lightning protection device for high-low voltage distribution cabinets according to claim 1, characterized in that the inner diameter of said nut (6) is smaller than the largest outer diameter of the lower end of the lightning conductor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436421.3U CN216489698U (en) | 2021-12-30 | 2021-12-30 | Lightning arrester of high-low voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436421.3U CN216489698U (en) | 2021-12-30 | 2021-12-30 | Lightning arrester of high-low voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216489698U true CN216489698U (en) | 2022-05-10 |
Family
ID=81433262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123436421.3U Active CN216489698U (en) | 2021-12-30 | 2021-12-30 | Lightning arrester of high-low voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216489698U (en) |
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2021
- 2021-12-30 CN CN202123436421.3U patent/CN216489698U/en active Active
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