CN221447708U - Lightning protection device of electric power distribution cabinet - Google Patents
Lightning protection device of electric power distribution cabinet Download PDFInfo
- Publication number
- CN221447708U CN221447708U CN202323350449.4U CN202323350449U CN221447708U CN 221447708 U CN221447708 U CN 221447708U CN 202323350449 U CN202323350449 U CN 202323350449U CN 221447708 U CN221447708 U CN 221447708U
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- cabinet
- power distribution
- lightning protection
- rod
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- 239000000523 sample Substances 0.000 claims abstract description 70
- 239000002184 metal Substances 0.000 claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 9
- 239000003112 inhibitor Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model relates to the technical field of power distribution cabinets, in particular to a lightning protection device for an electric power distribution cabinet. The technical proposal comprises: the novel multifunctional rain shielding cabinet comprises a cabinet body, a fixed block and a probe rod, wherein the rain shielding plate is arranged on the outer wall of the upper end of the cabinet body, a metal belt is arranged on one side of the outer wall of the upper end of the rain shielding plate, one end of the metal belt is connected with a ground wire body in a welded mode, the outer wall of one end of the ground wire body is provided with a ground socket, the lower end of the outer wall of one side of the cabinet body is provided with the fixed block, the fixed block is internally provided with the screw body, one end of the screw body is provided with the electric push rod, the outer wall of the lower end of the electric push rod is provided with the supporting block, the probe rod is movably arranged in the supporting block, the limiting plate is arranged on the outer wall of one side of the probe rod, the effect of detecting the connection stability of the ground wire body is achieved through the arrangement of the screw body, the lightning protection effect of the cabinet body can be known, and workers can timely maintain the cabinet body.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a lightning protection device of an electric power distribution cabinet.
Background
The distribution box is electric equipment, mass parameters on the distribution box data generally form low-voltage forest according to electric wiring, and switching equipment, measuring instruments, protection electrical appliances and auxiliary equipment are required to be assembled in a closed or semi-closed metal cabinet or on a screen, so that the low-voltage distribution box is formed. During normal operation, the circuit can be switched on or off by means of a manual or automatic switch, and the outdoor power distribution cabinet needs to be protected by the lightning protection device in the use process.
Patent publication number CN211045987U discloses a lightning protection device that switch board was used, concretely relates to switch board field, including the cabinet body that is equipped with oblique top, cabinet door, the platform top surface of oblique top is installed and is received the flashing device, and the metal strap is pasted to the one side of cabinet body, oblique top, and one side welding of metal strap has welding contact, and the metal passes through welding contact to be welded in the cabinet body, oblique top surface, and the bottom electricity of metal is connected with the ground wire, and lightning protection base is installed to the bottom surface of cabinet body inner chamber, and lightning protection base's internally mounted has high frequency inhibitor. According to the utility model, the lightning arrester and the high-frequency inhibitor are arranged, so that a dual lightning protection system integrating lightning protection and absorbing lightning is formed by the lightning arrester and the high-frequency inhibitor, lightning stroke can be prevented in a limited way by the lightning arrester connected with the ground wire, and the lightning protection base provided with the high-frequency inhibitor is used for isolating connection between lightning and power distribution internal equipment, so that lightning current can be effectively blocked from entering a cabinet circuit system, stable operation of the power distribution cabinet is ensured, and internal components of the power distribution cabinet are protected.
In the using process of the prior art CN211045987U, although the benefits are more, the problem still exists that the detection structure of the ground wire is lacked, and the ground wire and the metal belt are separated due to the collision of external factors when the power distribution cabinet is used outdoors, so that the lightning protection effect of the power distribution cabinet is affected.
Disclosure of utility model
The utility model aims to provide a lightning protection device for an electric power distribution cabinet, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric power distribution cabinet lightning protection device, includes cabinet body, fixed block and probe rod, the weather shield is installed to cabinet body upper end outer wall, the strap is installed to weather shield upper end outer wall one side, strap one end outer wall welded connection has the ground wire body, ground wire body one end outer wall is installed and is inserted, the fixed block is installed to cabinet body one side outer wall lower extreme, the inside lead screw body that is provided with of fixed block, lead screw body one end outer wall is installed electric putter, electric putter lower extreme outer wall is installed the supporting shoe, supporting shoe inside movable mounting has the probe rod, limiting plate is installed to probe rod one side outer wall.
When the lightning protection device of the power distribution cabinet in the technical scheme is used, a worker inserts the ground into the ground, and the lightning rod, the metal belt, the ground wire body and the ground are inserted to achieve the effect of electric conduction, so that the lightning is led to the ground, the damage to the cabinet body is reduced, the lightning protection purpose is achieved, the electric push rod drives the probe to vertically move until the probe contacts with the metal belt, the screw body drives the probe to horizontally move, the probe is moved to the upper end of the ground wire body, if the ground wire body falls off, the probe lacks the metal belt to block, the spring force pushes the probe to vertically move, and the displacement sensor detects the moving distance of the probe, so that the connection stability between the ground wire body and the metal belt can be known.
Preferably, a lightning rod is installed on one side of the outer wall of the upper end of the rain shield, and the lightning rod is connected with the metal belt. The lightning rod and the metal belt can conduct lightning, and the lightning is led into the ground through the ground wire body and the ground plug.
Preferably, the cabinet door body is rotatably installed on the outer wall of one side of the cabinet body, and the size of the cabinet door body is smaller than that of the cabinet body. Cabinet door body can shelter from cabinet body, shelter from the protection to the inside electrical equipment of cabinet body.
Preferably, the outer wall of the limiting plate is in a cylindrical shape, and the limiting plate is positioned at the lower end of the supporting block.
Preferably, the outer wall of the upper end of the limiting plate is provided with a spring, and the limiting plate is elastically connected with the supporting block through the spring. The spring and the limiting plate can keep the position stability of the probe rod, and can drive the probe rod to vertically move.
Preferably, a displacement sensor is arranged on one side of the outer wall of the upper end of the supporting block, and the displacement sensor is not contacted with the probe rod. The displacement sensor can detect the moving distance of the probe rod.
Preferably, the outer wall of the lower end of the probe rod is in a circular arc shape, and the probe rod is in contact with the outer wall of the metal belt.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the effect of detecting the connection stability of the ground wire body is achieved by arranging the screw rod body, the displacement sensor and the probe rod, a worker inserts the ground plug into the ground, and the lightning rod, the metal belt, the ground wire body and the ground plug can achieve the effect of conducting electricity, so that lightning is led into the ground, the damage to the cabinet body is reduced, the lightning protection purpose is achieved, the electric push rod drives the probe to vertically move until the probe contacts with the metal belt, the screw rod body drives the probe to horizontally move, the probe is enabled to move to the upper end of the ground wire body, if the ground wire body falls off, the probe lacks the metal belt to block, the spring force pushes the probe to vertically move, and the displacement sensor detects the moving distance of the probe, so that the connection stability between the ground wire body and the metal belt can be known, the lightning protection effect of the cabinet body can be known, and the worker can timely maintain the cabinet body.
Drawings
FIG. 1 is a schematic view of the appearance of a cabinet body structure according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure of the fixing block according to the present utility model;
FIG. 3 is an enlarged schematic view of a portion of the screw body structure of the present utility model;
FIG. 4 is a schematic cross-sectional view of a support block according to the present utility model.
In the figure: 1. a cabinet body; 11. a metal belt; 12. a rain shield; 13. a lightning rod; 14. a cabinet door body; 15. a ground wire body; 16. performing ground insertion; 2. a fixed block; 21. a screw body; 22. an electric push rod; 23. a support block; 24. a displacement sensor; 25. a probe rod; 26. a limiting plate; 27. and (3) a spring.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, five embodiments of the present utility model are provided:
Embodiment one: the utility model provides an electric power distribution cabinet lightning protection device, including cabinet body 1, fixed block 2 and probe rod 25, rain guard 12 is installed to cabinet body 1 upper end outer wall, metal strap 11 is installed to rain guard 12 upper end outer wall one side, metal strap 11 one end outer wall welded connection has ground wire body 15, ground wire body 15 one end outer wall installs ground socket 16, fixed block 2 is installed to cabinet body 1 one side outer wall lower extreme, the inside lead screw body 21 that is provided with of fixed block 2, electric putter 22 is installed to lead screw body 21 one end outer wall, supporting shoe 23 is installed to electric putter 22 lower extreme outer wall, the inside movable mounting of supporting shoe 23 has probe rod 25, limiting plate 26 is installed to probe rod 25 one side outer wall.
A lightning rod 13 is arranged on one side of the outer wall of the upper end of the rain shield 12, and the lightning rod 13 is connected with the metal belt 11. Lightning rod 13 and strap 11 can conduct the thunder and lightning, and inserts 16 through ground wire body 15 and ground and make the thunder and lead to underground, and the staff inserts 16 and inserts ground, and lightning rod 13, strap 11, ground wire body 15 and ground insert 16 can reach electrically conductive effect to make the thunder and lead to ground, reduce the injury to cabinet body 1, reached the purpose of lightning protection.
Embodiment two: the utility model provides an electric power distribution cabinet lightning protection device, including cabinet body 1, fixed block 2 and probe rod 25, rain guard 12 is installed to cabinet body 1 upper end outer wall, metal strap 11 is installed to rain guard 12 upper end outer wall one side, metal strap 11 one end outer wall welded connection has ground wire body 15, ground wire body 15 one end outer wall installs ground socket 16, fixed block 2 is installed to cabinet body 1 one side outer wall lower extreme, the inside lead screw body 21 that is provided with of fixed block 2, electric putter 22 is installed to lead screw body 21 one end outer wall, supporting shoe 23 is installed to electric putter 22 lower extreme outer wall, the inside movable mounting of supporting shoe 23 has probe rod 25, limiting plate 26 is installed to probe rod 25 one side outer wall.
The cabinet door body 14 is rotatably installed on the outer wall of one side of the cabinet body 1, and the size of the cabinet door body 14 is smaller than that of the cabinet body 1. The cabinet door body 14 can shield the cabinet body 1 and shield and protect the electrical equipment inside the cabinet body 1.
Embodiment III: the utility model provides an electric power distribution cabinet lightning protection device, including cabinet body 1, fixed block 2 and probe rod 25, rain guard 12 is installed to cabinet body 1 upper end outer wall, metal strap 11 is installed to rain guard 12 upper end outer wall one side, metal strap 11 one end outer wall welded connection has ground wire body 15, ground wire body 15 one end outer wall installs ground socket 16, fixed block 2 is installed to cabinet body 1 one side outer wall lower extreme, the inside lead screw body 21 that is provided with of fixed block 2, electric putter 22 is installed to lead screw body 21 one end outer wall, supporting shoe 23 is installed to electric putter 22 lower extreme outer wall, the inside movable mounting of supporting shoe 23 has probe rod 25, limiting plate 26 is installed to probe rod 25 one side outer wall.
The outer wall of the limiting plate 26 is designed into a cylindrical shape, and the limiting plate 26 is positioned at the lower end of the supporting block 23.
The outer wall of the upper end of the limiting plate 26 is provided with a spring 27, and the limiting plate 26 is elastically connected with the supporting block 23 through the spring 27. The spring 27 and the limiting plate 26 can keep the position stability of the probe rod 25, and can drive the probe rod 25 to vertically move, the electric push rod 22 drives the probe to vertically move until the probe contacts with the metal belt 11, and the screw rod body 21 drives the probe to horizontally move so that the probe moves to the upper end of the ground wire body 15.
Embodiment four: the utility model provides an electric power distribution cabinet lightning protection device, including cabinet body 1, fixed block 2 and probe rod 25, rain guard 12 is installed to cabinet body 1 upper end outer wall, metal strap 11 is installed to rain guard 12 upper end outer wall one side, metal strap 11 one end outer wall welded connection has ground wire body 15, ground wire body 15 one end outer wall installs ground socket 16, fixed block 2 is installed to cabinet body 1 one side outer wall lower extreme, the inside lead screw body 21 that is provided with of fixed block 2, electric putter 22 is installed to lead screw body 21 one end outer wall, supporting shoe 23 is installed to electric putter 22 lower extreme outer wall, the inside movable mounting of supporting shoe 23 has probe rod 25, limiting plate 26 is installed to probe rod 25 one side outer wall.
A displacement sensor 24 is arranged on one side of the outer wall of the upper end of the supporting block 23, and the displacement sensor 24 is not contacted with the probe rod 25. The displacement sensor 24 can detect the moving distance of the probe rod 25.
Fifth embodiment: the utility model relates to a lightning protection device of an electric power distribution cabinet, which comprises a cabinet body 1, a fixed block 2 and a probe rod 25, wherein a rain shield 12 is arranged on the outer wall of the upper end of the cabinet body 1, a metal belt 11 is arranged on one side of the outer wall of the upper end of the rain shield 12, one end of the metal belt 11 is welded and connected with a ground wire body 15, one end of the ground wire body 15 is provided with a ground plug 16, the lower end of the outer wall of one side of the cabinet body 1 is provided with the fixed block 2, a screw rod body 21 is arranged inside the fixed block 2, and an electric push rod 22 is arranged on the outer wall of one end of the screw rod body 21, so that the screw rod body 21 and the electric push rod 22 can work normally, and the screw rod body 21 and the electric push rod 22 are provided commonly and commonly known as known to a person skilled in the art, and the situation is not repeated here, and the person can perform arbitrary selection according to the need or convenience of the person in the art.
The outer wall of the lower end of the electric push rod 22 is provided with a supporting block 23, a probe rod 25 is movably arranged in the supporting block 23, and the outer wall of one side of the probe rod 25 is provided with a limiting plate 26.
The outer wall of the limiting plate 26 is designed into a cylindrical shape, and the limiting plate 26 is positioned at the lower end of the supporting block 23.
The outer wall of the upper end of the limiting plate 26 is provided with a spring 27, and the limiting plate 26 is elastically connected with the supporting block 23 through the spring 27. The spring 27 and the limiting plate 26 can keep the position stability of the probe rod 25, and can drive the probe rod 25 to vertically move.
A displacement sensor 24 is arranged on one side of the outer wall of the upper end of the supporting block 23, and the displacement sensor 24 is not contacted with the probe rod 25. The displacement sensor 24 can detect the travel distance of the probe rod 25, the electric push rod 22 drives the probe to vertically move until the probe contacts with the metal belt 11, the screw rod body 21 drives the probe to horizontally move, the probe moves to the upper end of the ground wire body 15, if the ground wire body 15 falls off, the probe lacks the metal belt 11 to block, the spring 27 elasticity pushes the probe to vertically move, and the displacement sensor 24 detects the travel distance of the probe, so that the connection stability between the ground wire body 15 and the metal belt 11 can be known, the lightning protection effect of the cabinet body 1 can be known, and the staff can timely maintain the cabinet body 1.
The outer wall of the lower end of the probe rod 25 is in a circular arc shape, and the probe rod 25 is contacted with the outer wall of the metal belt 11.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an electric power distribution cabinet lightning protection device, includes cabinet body (1), fixed block (2) and probe rod (25), its characterized in that: the novel rain shielding device comprises a cabinet body (1), wherein a rain shielding plate (12) is arranged on the outer wall of the upper end of the cabinet body (1), a metal belt (11) is arranged on one side of the outer wall of the upper end of the rain shielding plate (12), a ground wire body (15) is connected with one end of the outer wall of the metal belt (11) in a welded mode, a ground wire body (16) is arranged on one end of the outer wall of the ground wire body (15), a fixed block (2) is arranged at the lower end of one side of the outer wall of the cabinet body (1), a screw body (21) is arranged inside the fixed block (2), an electric push rod (22) is arranged on one end of the outer wall of the screw body (21), a supporting block (23) is arranged on the outer wall of the lower end of the electric push rod (22), a probe rod (25) is movably arranged inside the supporting block (23), and a limiting plate (26) is arranged on the outer wall of one side of the probe rod (25).
2. The lightning protection device for an electrical power distribution cabinet according to claim 1, wherein: a lightning rod (13) is arranged on one side of the outer wall of the upper end of the rain shield (12), and the lightning rod (13) is connected with the metal belt (11).
3. The lightning protection device for an electrical power distribution cabinet according to claim 1, wherein: the cabinet is characterized in that a cabinet door body (14) is rotatably arranged on the outer wall of one side of the cabinet body (1), and the size of the cabinet door body (14) is smaller than that of the cabinet body (1).
4. The lightning protection device for an electrical power distribution cabinet according to claim 1, wherein: the outer wall of the limiting plate (26) is in a cylindrical shape, and the limiting plate (26) is positioned at the lower end of the supporting block (23).
5. The lightning protection device for an electrical power distribution cabinet according to claim 1, wherein: the outer wall of the upper end of the limiting plate (26) is provided with a spring (27), and the limiting plate (26) is elastically connected with the supporting block (23) through the spring (27).
6. The lightning protection device for an electrical power distribution cabinet according to claim 1, wherein: a displacement sensor (24) is arranged on one side of the outer wall of the upper end of the supporting block (23), and the displacement sensor (24) is not contacted with the probe rod (25).
7. The lightning protection device for an electrical power distribution cabinet according to claim 1, wherein:
the outer wall of the lower end of the probe rod (25) is in a circular arc shape, and the probe rod (25) is in contact with the outer wall of the metal belt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323350449.4U CN221447708U (en) | 2023-12-09 | 2023-12-09 | Lightning protection device of electric power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323350449.4U CN221447708U (en) | 2023-12-09 | 2023-12-09 | Lightning protection device of electric power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221447708U true CN221447708U (en) | 2024-07-30 |
Family
ID=92056441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323350449.4U Active CN221447708U (en) | 2023-12-09 | 2023-12-09 | Lightning protection device of electric power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221447708U (en) |
-
2023
- 2023-12-09 CN CN202323350449.4U patent/CN221447708U/en active Active
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