CN210897105U - Rain-proof cover of ground connection knife-switch mechanism case - Google Patents
Rain-proof cover of ground connection knife-switch mechanism case Download PDFInfo
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- CN210897105U CN210897105U CN201921732639.3U CN201921732639U CN210897105U CN 210897105 U CN210897105 U CN 210897105U CN 201921732639 U CN201921732639 U CN 201921732639U CN 210897105 U CN210897105 U CN 210897105U
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- opening
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- cover
- rain
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Abstract
The utility model relates to the field of transformer substation rain covers, in particular to a rain cover for a grounding switch mechanism box, which comprises a cover body for sealing the grounding switch mechanism box and a cover body for covering the cover body, wherein the cover body and the cover body are detachably and fixedly connected; the top end of the cover body is provided with a first opening, and the cover body covers the first opening and forms a cavity with the cover body in an enclosing manner; one side of the cover body is provided with a second opening, and the second opening extends to the first opening. The rain cover can be directly additionally arranged at the position of the original grounding switch mechanism box, the grounding switch mechanism box does not need to be modified, and the use is convenient; rain-proof cover can prevent moisture and ground connection knife switch mechanism case contact, protects ground connection knife switch mechanism case, lets its life-span longer and safer.
Description
Technical Field
The utility model relates to a rain-proof cover field of transformer substation, more specifically relates to a rain-proof cover of ground connection knife-switch mechanism case.
Background
With the continuous development of economy and the continuous improvement of the technological level in China, advanced equipment is continuously put into operation in each newly-built substation in the power system in China. However, in some substations which are in production for more than ten years, the equipment life is long and relatively lagged behind, and the crew must immediately drive over to handle the problem. In particular to a grounding knife switch mechanism box which is arranged on an outdoor fixed plate, and the upper end of the mechanism box is a working rotating shaft; because the operating mechanism box is installed outdoors and suffers from exposure to the sun and rain for a long time, after the operating mechanism box operates for a period of time, the operating mechanism box is easy to seep water, the accumulated water in the operating mechanism box is caused, internal elements are mildewed and rusted, the position of a disconnecting link is not corresponding, and even more, the serious potential safety hazard is caused because the seeped water enters the inside of the relay to cause the insulation reduction of a direct current system.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome the problem of ground switch mechanism case infiltration among the above-mentioned prior art, provide a rain-proof cover of ground switch mechanism case, can shelter from the rainwater for ground switch mechanism case, prevent that the mechanism case from intaking.
In order to solve the technical problem, the utility model discloses a technical scheme is: a rain cover for a grounding switch mechanism box comprises a cover body for shielding the grounding switch mechanism box and a cover body for covering the cover body, wherein the cover body is detachably and fixedly connected with the cover body; the top end of the cover body is provided with a first opening, and the cover body covers the first opening and forms a through cavity together with the cover body; one side of the cover body is provided with a second opening, and the second opening extends to the first opening.
The first opening and the second opening of the cover body are used for the grounding knife switch mechanism box to enter the cover body, and meanwhile, on the fixing plate of the grounding knife switch mechanism box fixed by the cover body, the cover body covers the first opening, so that the cover body is sealed. And the work pivot of ground connection switch stretches out from the cavity, forms the clearance between cavity and the work pivot, does not influence the rotation of work pivot, and the work pivot passes through the shaft coupling to be connected with external pivot simultaneously, and the shaft coupling setting forms to shelter from the cavity in the top of cavity, can avoid intaking.
Preferably, the cover body is provided with a first sealing portion attached to the outer surface of the cover body on both sides thereof, and a second sealing portion abutted against the edge of the first opening. The edge position of the cover body is sealed by the first sealing part and the second sealing part, and a better waterproof effect is achieved.
Preferably, sealing strips are arranged on one side of the first sealing part, which is attached to the cover body, and one side of the second sealing part, which is abutted to the cover body. The sealing strip plays a better sealing role.
Preferably, the cover body is provided with a first convex arc groove, the cover body is provided with a second arc groove matched with the first arc groove, and the first arc groove and the second arc groove enclose the cavity. The cavity that bellied circular arc groove encloses, the water of staying on rain-proof cover top surface can not follow the inside that the cavity directly flowed into rain-proof cover, and the rainwater also can not directly fall into in the cavity, plays certain effect of sheltering from.
Preferably, a third opening is formed in one side, away from the second opening, of the cover body, a door body capable of opening or closing the third opening is arranged on the cover body, and the door body is connected with the cover body through a rotating shaft. See through the third opening, the staff can observe the condition of ground connection knife switch mechanism case under the condition of dismantling the cover body, even maintain. The door body can prevent rainwater from entering the rain cover from the third opening under the normal state.
Preferably, the cover body is provided with a rain shielding part extending outwards at the upper end of the third opening. When rain shielding part can prevent rain, rainwater directly beats at the door body or on the door body of flowing, resulting in the door body infiltration.
Preferably, a sealing ring for sealing is arranged on one side of the door body close to the cover body. And when the door body closes the third opening, the sealing ring can prevent water flow from permeating into the cover body from the door body.
Preferably, the door body is provided with a door lock. The door lock can be connected with the door body and the cover body, so that the door body is prevented from being blown open by wind, and the effect of covering the third opening cannot be achieved.
Compared with the prior art, the beneficial effects are: the rain cover can be directly additionally arranged at the position of the original grounding switch mechanism box, the grounding switch mechanism box does not need to be modified, and the use is convenient; rain-proof cover can prevent moisture and ground connection knife switch mechanism case contact, protects ground connection knife switch mechanism case, lets its life-span longer and safer.
Drawings
Fig. 1 is an exploded schematic view of a rain cover of a grounding switch mechanism box of the present invention;
FIG. 2 is a schematic structural diagram of the cover body point of the present invention;
fig. 3 is a schematic view of the working state of the cover body of the present invention;
fig. 4 is the utility model discloses a working condition schematic diagram of the rain-proof cover of ground connection knife-switch mechanism case.
Wherein: 1. a cover body; 2. a cover body; 3. a first opening; 4. a cavity; 5. a second opening; 6. a first seal portion; 7. a second seal portion; 8. a sealing strip; 9. a first arc groove; 10. a second arc groove; 11. a third opening; 12. a door body; 13. a rain shielding part; 14. a seal ring; 15. and (7) fixing the plate.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
examples
As shown in fig. 1-3, an embodiment of a rain cover for a grounding switch mechanism box includes a cover body 1 for closing the grounding switch mechanism box and a cover body 2 for covering the cover body 1, where the cover body 2 and the cover body 1 are detachably and fixedly connected (may be connected by a quick lock); the top end of the cover body 1 is provided with a first opening 3, and the cover body 2 covers the first opening 3 and encloses a through cavity 4 with the cover body 1; one side of the cover body 1 is provided with a second opening 5, and the second opening 5 extends to the first opening 3.
Specifically, the cover 2 is provided with first sealing portions 6 on both sides thereof, which are attached to the outer surface of the cover 1, and the cover 2 is provided with second sealing portions 7 which are abutted against the edge of the first opening 3 on the side close to the cavity. The first sealing part 6 and the second sealing part 7 seal the edge position of the cover body 1, and a better waterproof effect is achieved.
Sealing strips 8 are arranged on one side of the first sealing part 6, which is attached to the cover body 1, and one side of the second sealing part 7, which is abutted to the cover body 1. The sealing strip 8 plays a better role in sealing.
In addition, the cover body 1 is provided with a convex first arc groove 9, the cover body 2 is provided with a second arc groove 10 matched with the first arc groove 9, and the first arc groove 9 and the second arc groove 10 enclose the cavity 4. The cavity that bellied circular arc groove encloses, the water of staying on rain-proof cover top surface can not follow the inside that the cavity directly flowed into rain-proof cover, and the rainwater also can not directly fall into in the cavity, plays certain effect of sheltering from.
The utility model discloses a theory of operation or work flow: as shown in fig. 4, the first opening 3 and the second opening 5 of the cover 1 are used for the grounding knife switch mechanism box to enter the cover 1, and meanwhile, the cover 2 covers the first opening 3 on the fixing plate 15 of the grounding knife switch mechanism box fixed by the cover 1, and the cover 1 and the fixing plate 15 are matched to form a seal for the grounding knife switch mechanism box, so that moisture is isolated from the grounding knife switch mechanism box. And the work pivot of ground connection knife switch mechanism case stretches out from cavity 4, forms the clearance between cavity 4 and the work pivot, does not influence the rotation of work pivot, and the work pivot passes through the shaft coupling to be connected with external pivot simultaneously, and the shaft coupling setting is in cavity 4's top, and the formation shelters from cavity 4, can avoid intaking.
The beneficial effects of this embodiment: the rain cover can be directly additionally arranged at the position of the original grounding switch mechanism box, the grounding switch mechanism box does not need to be modified, and the use is convenient; rain-proof cover can prevent moisture and ground connection knife switch mechanism case contact, protects ground connection knife switch mechanism case, lets its life-span longer and safer.
Example 2
As shown in fig. 2, another embodiment of a rain cover for a ground switch mechanism box is different from embodiment 1 in that a third opening 11 is provided on a side of the cover body 1 away from the second opening 5, the cover body 11 is provided with a door body 12 capable of opening or closing the third opening 11, and the door body 12 is pivotally connected to the cover body 1. Through the third opening 11, the worker can observe the condition of the grounding switch mechanism box even for maintenance under the condition of disassembling the cover body 1. The door body 12 can prevent rainwater from entering the rain cover from the third opening 11 in a normal state.
Specifically, the cover body 1 is provided with a rain shielding part 13 extending outward at the upper end of the third opening 11. The rain shielding part 13 can prevent rainwater from directly beating the door body or flowing through the door body 12 to cause water seepage of the door body 12 when raining.
One side of the door body 12 close to the cover body 11 is provided with a sealing ring 14 for sealing. The gasket 14 can prevent water from permeating from the door 12 into the cover body in a state where the door 12 closes the third opening.
In addition, the door body 12 is provided with a door lock. The door lock can be connected with the door body and the cover body, so that the door body is prevented from being blown open by wind, and the effect of covering the third opening cannot be achieved.
The remaining features and the operating principle of embodiment 2 are the same as those of embodiment 1.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The rainproof cover for the grounding switch mechanism box is characterized by comprising a cover body (1) for shielding the grounding switch mechanism box and a cover body (2) for covering the cover body (1), wherein the cover body (2) is detachably and fixedly connected with the cover body (1); a first opening (3) is formed in the top end of the cover body (1), and the cover body (2) covers the first opening (3) and encloses a cavity (4) with the cover body (1); a second opening (5) is formed in one side of the cover body, and the second opening (5) extends to the first opening (3).
2. The rainproof cover of the grounding switch mechanism box according to claim 1, wherein first sealing portions (6) attached to the outer surface of the cover body (1) are arranged on two sides of the cover body (2), and second sealing portions (7) abutted to the edges of the first opening (3) are arranged on the cover body (2).
3. The rainproof cover of the grounding switch mechanism box according to claim 2, wherein a sealing strip (8) is arranged on one side of the first sealing portion (6) attached to the cover body (1) and one side of the second sealing portion (7) abutted to the cover body (1).
4. The rainproof cover for the grounding switch mechanism box according to claim 1, wherein the cover body (1) is provided with a first convex arc groove (9), the cover body (2) is provided with a second arc groove (10) matched with the first arc groove (9), and the first arc groove (9) and the second arc groove (10) enclose the cavity (4).
5. The rainproof cover for the grounding switch mechanism box according to any one of claims 1 to 4, wherein a third opening (11) is formed in one side, away from the second opening (5), of the cover body (1), the cover body (1) is provided with a door body (12) capable of opening or closing the third opening (11), and the door body (12) is connected with the cover body (1) in a rotating mode.
6. A rain shield for a grounding switch gear box according to claim 5, characterised in that the shield (1) is provided with an outwardly extending rain shield (13) at the upper end of the third opening (11).
7. The rainproof cover for the grounding switch mechanism box is characterized in that a sealing ring (14) for sealing is arranged on one side, close to the cover body (1), of the door body (12).
8. The rainproof cover for the grounding switch mechanism box according to claim 7, wherein a door lock is arranged on the door body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921732639.3U CN210897105U (en) | 2019-10-15 | 2019-10-15 | Rain-proof cover of ground connection knife-switch mechanism case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921732639.3U CN210897105U (en) | 2019-10-15 | 2019-10-15 | Rain-proof cover of ground connection knife-switch mechanism case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210897105U true CN210897105U (en) | 2020-06-30 |
Family
ID=71318486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921732639.3U Active CN210897105U (en) | 2019-10-15 | 2019-10-15 | Rain-proof cover of ground connection knife-switch mechanism case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210897105U (en) |
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2019
- 2019-10-15 CN CN201921732639.3U patent/CN210897105U/en active Active
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