CN220710047U - Protection device for lightning arrester - Google Patents
Protection device for lightning arrester Download PDFInfo
- Publication number
- CN220710047U CN220710047U CN202322292794.0U CN202322292794U CN220710047U CN 220710047 U CN220710047 U CN 220710047U CN 202322292794 U CN202322292794 U CN 202322292794U CN 220710047 U CN220710047 U CN 220710047U
- Authority
- CN
- China
- Prior art keywords
- lightning arrester
- sliding plate
- protection
- protection device
- water collecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims description 33
- 238000001035 drying Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000009422 external insulation Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Thermistors And Varistors (AREA)
Abstract
The utility model discloses a protection device for a lightning arrester, and relates to the technical field of lightning arresters. The lightning arrester comprises a protection shell and a lightning arrester body, wherein the lightning arrester body is fixedly arranged in the protection shell, a vent is arranged on the protection shell, a plurality of rotary shielding plates are rotatably arranged on the vent, a driving gear is fixedly arranged on the rotary shielding plates, a sliding plate is slidably arranged at the top end of the inner wall of the protection shell, the sliding plate extends out of the protection shell, a water collecting basin is fixedly arranged at the top end of the sliding plate, a sliding rack is fixedly arranged at the bottom surface of the sliding plate, the sliding rack is meshed with the driving gear, the lightning arrester body can be prevented from being reduced in external insulation performance due to corrosion of rainwater or moisture, and the service life of the lightning arrester body is prolonged.
Description
Technical Field
The utility model belongs to the technical field of lightning arresters, and particularly relates to a protection device for a lightning arrester.
Background
A lightning arrester is an electrical appliance for protecting electrical equipment from high transient overvoltage and limiting the overvoltage amplitude, usually connected between the grid conductors and ground, but sometimes also between the windings of the electrical appliance, also called overvoltage protector or voltage limiter, and is an important protection device often employed when cables are protected from lightning damage. Most of the prior lightning arresters have fewer protecting pieces on the lightning arrester body, and the service life of the lightning arrester is greatly reduced.
The utility model provides a dampproofing formula arrester of present patent application number for CN202120451984.0, includes protective housing and two fixed semi-rings, the bottom of going up the protective housing inlays through first sealing washer and is equipped with down the protective housing, it has the lightning rod to go up the top of protective housing inner wall and run through, the top of lightning rod is through first nut and last protective housing fixed connection, first vent has all been seted up to the both sides of going up the protective housing, the equal fixedly connected with first rain-proof shell in top of just being located first vent of both sides of going up the protective housing, the second vent has all been seted up to the both sides of protective housing down. When the first ventilation opening and the second ventilation opening ventilate the interiors of the upper protective shell and the lower protective shell, the first and the second conical rainproof shells shield the air inlet of the first ventilation opening and the second ventilation opening, so that the lightning arrester can be ventilated and cooled, and meanwhile, the lightning arrester can be rainproof, and the service life of the lightning arrester is prolonged.
The first ventilation opening and the second ventilation opening of the patent can ventilate the inside, but when in heavy rain, the humidity of the outside air can be quite large, so that the humidity inside the protective shell is quite large, water drops can be accumulated on the lightning arrester, and finally the external insulation performance of the lightning arrester is reduced, and the service life of the lightning arrester is influenced.
Accordingly, there is a need for an improvement over the deficiencies and shortcomings of the prior art to provide a protective device for a lightning arrester.
Disclosure of Invention
The technical problem underlying the present utility model is to overcome the disadvantages of the prior art by providing a protection device for a lightning arrester which overcomes or at least partially solves the above-mentioned problems.
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: the utility model provides a protection device for arrester, includes protection casing and arrester body, arrester body fixed mounting is in the protective housing, be equipped with the air vent on the protection casing, rotate on the air vent and install a plurality of rotation shielding plates, fixed mounting has drive gear on the rotation shielding plate, the inner wall top slidable mounting of protection casing has the sliding plate, the sliding plate stretches out protection casing, the top fixed mounting of sliding plate has the basin that catchments, the bottom surface fixed mounting of sliding plate has the sliding rack, the sliding rack with drive gear engagement.
In order to enable the rotary shielding plate to be opened in an outward rotating mode, preferably, the driving gear is fixedly arranged at the top end of the rotary shielding plate, and the meshing position of the sliding rack and the driving gear is located at the position, facing the outside, of the driving gear.
In order to drain rainwater in the water collecting basin, preferably, a drain pipe is fixedly arranged on and communicated with the water collecting basin.
In order to reset and lift the water collecting basin, further, a reset spring is fixedly arranged at the top end of the protection shell, and the top end of the reset spring is fixedly connected with the bottom surface of the water collecting basin.
In order to absorb the water vapor in the protective housing, preferably, a drying screen is fixedly installed in the protective housing.
In order to prevent rainwater from entering the protective housing from the junction of the sliding plate and the protective housing, preferably, a sealing rubber ring is fixedly installed at the junction of the sliding plate and the protective housing.
After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: according to the protection device for the lightning arrester, the rotation of the shielding plate is automatically turned on and off according to external weather, the protection shell shields sunlight in sunny days, sunlight is prevented from directly irradiating the lightning arrester body, when the rainfall is large, the water collecting basin can enable the reset spring to compress and deform, the shielding plate is turned to be turned off, external rainwater and moisture cannot enter the protection shell, the lightning arrester body is protected, the reduction of external insulation performance of the lightning arrester body due to corrosion of rainwater or moisture is avoided, and the service life of the lightning arrester body is prolonged.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic view of the overall closure structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view of the overall opening configuration of the present utility model;
FIG. 4 is a schematic view of the structure of the water collection basin and the rotating shielding plate of the present utility model;
fig. 5 is a schematic view of the structure of fig. 4 a according to the present utility model.
In the figure: 1. a protective housing; 101. a vent; 2. a water collecting basin; 201. a drain pipe; 3. a lightning arrester body; 4. a sliding plate; 5. a return spring; 6. rotating the shielding plate; 7. sliding racks; 8. a drive gear; 9. and (5) drying the screen plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
Examples:
referring to fig. 1 to 5, a protection device for an arrester includes a protection housing 1 and an arrester body 3, wherein the arrester body 3 is fixedly installed in the protection housing 1, a vent 101 is provided on the protection housing 1, a plurality of rotating shielding plates 6 are rotatably installed on the vent 101, a driving gear 8 is fixedly installed on the rotating shielding plates 6, a sliding plate 4 is slidably installed on the top end of the inner wall of the protection housing 1, the sliding plate 4 extends out of the protection housing 1, a water collecting basin 2 is fixedly installed on the top end of the sliding plate 4, a sliding rack 7 is fixedly installed on the bottom surface of the sliding plate 4, and the sliding rack 7 is meshed with the driving gear 8.
The driving gear 8 is fixedly arranged at the top end of the rotary shielding plate 6, the meshing position of the sliding rack 7 and the driving gear 8 is located at the position of the driving gear 8 facing to the outside, when the water collecting basin 2 descends, the sliding rack 7 is enabled to slide downwards, the driving gear 8 is driven to rotate, the rotary shielding plate 6 is enabled to rotate inwards by taking the circle center of the driving gear 8 as a rotation axis, the protective shell 1 is blocked and closed, and when the sliding rack 7 slides upwards, the rotary shielding plate 6 rotates reversely, and the protective shell 1 is opened.
The water collecting basin 2 is fixedly provided with the drain pipe 201, the top end of the protective housing 1 is fixedly provided with the reset spring 5, the top end of the reset spring 5 is fixedly connected with the bottom surface of the water collecting basin 2, when the rainfall is smaller, the rainwater accumulation speed in the water collecting basin 2 is smaller than the drain speed of the drain pipe 201, the gravity is increased in the water collecting basin 2, the reset spring 5 cannot be deformed, the original height of the water collecting basin 2 is maintained, the water collecting basin cannot drop, the rotating shielding plate 6 cannot be closed, when the rainfall is larger, the rainwater accumulation speed in the water collecting basin 2 is larger than the drain speed of the drain pipe 201, the gravity is increased in the water collecting basin 2, compression deformation is caused to the reset spring 5, the water collecting basin 2 drops, the rotating shielding plate 6 also rotates to close the protective housing 1, after the rainfall stops, the rainwater in the water collecting basin 2 is discharged from the drain pipe 201, the gravity of the water collecting basin 2 is reduced, the reset spring 5 is not compressed, and the elasticity of the reset spring 5 enables the water collecting basin 2 to recover to be in place.
The drying net plate 9 is fixedly installed in the protective shell 1, and moisture in the protective shell 1 is absorbed by the drying net plate 9 in wet weather, so that water vapor is prevented from being adsorbed on the lightning arrester body 3 to form water drops, and corrosion is caused to the lightning arrester body 3.
The sealing rubber ring is fixedly arranged at the joint of the sliding plate 4 and the protective shell 1, and rainwater enters the protective shell 1 from the joint of the sliding plate 4 and the protective shell 1 when the sliding plate 4 slides through the sealing rubber ring.
According to the utility model, no rainwater is accumulated in the water collecting basin 2 when the weather is clear, the return spring 5 lifts the water collecting basin 2, the rotary shielding plate 6 is rotated to be opened, and the lightning arrester body 3 dissipates heat through the air vent 101.
When the rain starts and the rainfall is smaller, the rainwater accumulation speed is smaller than the drainage speed of the drain pipe 201, the reset spring 5 cannot deform, the water collecting basin 2 still keeps the original position, the rotating shielding plate 6 still keeps the original angle, and the drying screen 9 can absorb the moisture in the protective shell 1 because the rainfall is smaller and the moisture is less.
When the rainfall is very big, humidity in the air also rises rapidly, and the speed that rainwater accumulated in catchment basin 2 is greater than the drainage speed of drain pipe 201, and reset spring 5 compression set, catchment basin 2 descends, rotates shielding plate 6 and just also rotates to close, avoids the rainwater to splash into protective housing 1, also avoids moisture to get into protective housing 1.
When rain stops, rainwater in the water collecting basin 2 is discharged from the drain pipe 201, the gravity of the water collecting basin 2 is reduced, the reset spring 5 is not compressed any more, the water collecting basin 2 is restored to the original position again by the elasticity of the reset spring 5, and the rotary shielding plate 6 is also rotated and opened again.
The present utility model is not limited to the above embodiments, but is not limited to the above embodiments, and any person skilled in the art will appreciate that the present utility model is not limited to the above embodiments.
Claims (6)
1. A protection device for arrester, its characterized in that includes protection casing (1) and arrester body (3), arrester body (3) fixed mounting is in protection casing (1), be equipped with vent (101) on protection casing (1), rotate on vent (101) and install a plurality of rotation shielding plates (6), fixed mounting has driving gear (8) on rotating shielding plates (6), the inner wall top slidable mounting of protection casing (1) has sliding plate (4), sliding plate (4) stretch out protection casing (1), the top fixed mounting of sliding plate (4) has basin (2) that catchments, the bottom surface fixed mounting of sliding plate (4) has sliding rack (7), sliding rack (7) with driving gear (8) meshing.
2. A protection device for a lightning arrester according to claim 1, characterized in that the drive gear (8) is fixedly mounted on the top end of the rotating shielding plate (6), and the engagement of the sliding rack (7) with the drive gear (8) is located at a position where the drive gear (8) faces outwards.
3. A protection device for a lightning arrester according to claim 1, characterized in that the catchment basin (2) is fixedly mounted and is connected with a drain pipe (201).
4. A protection device for a lightning arrester according to claim 3, characterized in that the top end of the protection housing (1) is fixedly provided with a return spring (5), and the top end of the return spring (5) is fixedly connected with the bottom surface of the water collecting basin (2).
5. A protective device for a lightning arrester according to claim 1, characterized in that a drying screen (9) is fixedly mounted in the protective housing (1).
6. A protection device for a lightning arrester according to claim 1, characterized in that a sealing rubber ring is fixedly mounted at the connection of the sliding plate (4) and the protection housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322292794.0U CN220710047U (en) | 2023-08-25 | 2023-08-25 | Protection device for lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322292794.0U CN220710047U (en) | 2023-08-25 | 2023-08-25 | Protection device for lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220710047U true CN220710047U (en) | 2024-04-02 |
Family
ID=90452173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322292794.0U Active CN220710047U (en) | 2023-08-25 | 2023-08-25 | Protection device for lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220710047U (en) |
-
2023
- 2023-08-25 CN CN202322292794.0U patent/CN220710047U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110994391B (en) | Switch board convenient to heat dissipation, dustproof rain-proof | |
| CN109217141B (en) | Power distribution cabinet with waterproof function | |
| CN112234335A (en) | Miniaturized 5G base station antenna | |
| CN213905848U (en) | Rainproof and heat-dissipation power distribution cabinet | |
| CN117013382A (en) | Intelligent temperature control power distribution cabinet | |
| CN220710047U (en) | Protection device for lightning arrester | |
| CN213636759U (en) | Distribution transformer terminal arrangement box with good heat dissipation effect | |
| CN219980104U (en) | Outdoor waterproof type switch board | |
| CN113054549A (en) | Multidimensional damping type intelligent power distribution cabinet | |
| CN206273005U (en) | Rain-proof electrically installs cabinet | |
| CN116207628A (en) | Smart power grids monitoring management equipment | |
| CN215221392U (en) | Dampproofing automatically controlled cabinet of heat dissipation | |
| CN115361814A (en) | Computer network communication cabinet | |
| CN213692754U (en) | Take switching pressure to change cabinet that waterproof performance is good | |
| CN112332232B (en) | Box-type substation | |
| CN211456381U (en) | Dampproofing rainproof power box | |
| CN209805116U (en) | Waterproof incoming line cabinet | |
| CN221053805U (en) | Generator set shell with ventilating opening rainproof structure | |
| CN210491377U (en) | Novel communication cabinet | |
| CN212648907U (en) | Low-voltage distribution box | |
| CN221282611U (en) | Waterproof heat dissipation type electric control cabinet | |
| CN110943375A (en) | Shielding vertical three-remote DTU terminal | |
| CN216720583U (en) | Power distribution cabinet based on Internet of things | |
| CN112993794B (en) | Outdoor dustproof switch cabinet capable of blocking rainwater from splashing | |
| CN219811772U (en) | Waterproof low-voltage switch cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A protective device for lightning arresters Granted publication date: 20240402 Pledgee: Guangfa Bank Co.,Ltd. Dalian Branch Pledgor: DALIAN FAFU'AN ELECTRIC APPLIANCES Co.,Ltd. Registration number: Y2024980016027 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |