CN216311609U - Novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning - Google Patents
Novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning Download PDFInfo
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- CN216311609U CN216311609U CN202122919565.8U CN202122919565U CN216311609U CN 216311609 U CN216311609 U CN 216311609U CN 202122919565 U CN202122919565 U CN 202122919565U CN 216311609 U CN216311609 U CN 216311609U
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Abstract
The utility model discloses a novel bolt capacitor cover plate capable of being used universally and giving an overheating early warning, which comprises a cover plate, wherein an explosion-proof hole is formed in one side of the cover plate, a color-changing silica gel valve is installed in the explosion-proof hole, screw columns are installed on two sides of the cover plate, the positive poles of the screw columns are installed on the front side of the cover plate, the negative poles of the screw columns are connected with riveting nails, the riveting nails are installed on the reverse side of the cover plate, and an isolation groove is formed in one side of the cover plate, which is located on the positive pole of the screw columns. The utility model changes the inherent cover plate mode through the internal embedding and the external expansion of the screw column, reduces the types of the cover plates, is convenient for the quick replacement of the cover plates with different specifications and the bolt capacitors with different installation conditions through the detachable connection structure, can realize the multi-scene use of one specification, has simple manufacture and small size, can be conveniently stored and selectively used, has low price, and has better specification than the prior fixing stud in cost, efficiency and quality effect. In addition, the high-temperature early warning function can also accurately record the temperature of the bolt capacitor when the bolt capacitor fails.
Description
Technical Field
The utility model belongs to the technical field, and particularly relates to a novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning.
Background
The bolt capacitor mainly comprises an epoxy resin cover plate, an electric core, a foil guide strip and electrolyte, wherein the electric core is provided with two extended foil guide strips which are respectively an epoxy resin plate screw column positive electrode and a screw column negative electrode. The bolt capacitor is mainly connected by exposed screw columns of the epoxy resin plate. At present, the cover plates of the bolt capacitors with the same diameter cannot be used universally due to different specifications, when different installation requirements are met, the cover plates of studs with different specifications need to be selected, multiple specifications of the bolt capacitors also appear due to more types of the cover plates, particularly, the main cells of the capacitors are completely the same, the universal use of the capacitors cannot be realized due to different specifications of the cover plate studs, the specifications of the conventional cover plate studs in the current market comprise 5 specifications of M8 x 17, M6 x 17, M6 x 13, M5 x 13 and M5 x 10 (explanation: M8, M6 and M5 represent internal bolt specifications, and the following numbers represent the end face diameters of the studs), and at present, due to different stud specifications, if the specification of the studs on the cover plate of the bolt capacitors needs to be replaced, the epoxy resin cover plate can only be replaced wholly, and the cover plate is relatively troublesome and has certain quality.
Silica gel in the explosion-proof valve on the epoxy resin apron is unchangeable at present, and the condenser is the sensing element to the temperature, meets the high temperature back life-span and can reduce or the product condition of inefficacy, nevertheless because of not having the high temperature early warning function or can't obtain the service temperature of condenser after becoming invalid, bolt condenser use generally can't accurately judge the inefficacy reason because of high temperature inefficacy, if change the inefficacy risk increase of like bolt condenser.
SUMMERY OF THE UTILITY MODEL
In view of the problems raised by the above background art, the present invention is directed to: the novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning is provided.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a can general and overheated early warning's novel bolt condenser apron, includes the apron, one side of apron is equipped with the explosion-proof hole, install the silica gel valve that discolours in the explosion-proof hole, the screw post is installed to the both sides of apron, the screw post divide into anodal and negative pole, the front at the apron is installed to the positive pole of screw post, the negative pole of screw post is connected with the riveting nail, the reverse side at the apron is installed to the riveting nail, the apron is equipped with the isolation tank in one side of screw post positive pole.
Further limited, the screw column is provided with an assembly groove, M threads are arranged in the assembly groove, and the outer diameter of the screw column is also provided with a thread structure. Such structural design conveniently carries out different installation cooperations.
Further inject, the screw post sets up as integrated into one piece structure with the riveting nail, the screw post is installed in the apron through moulding plastics with the riveting nail. Such structural design is convenient for production and installation fixed.
Further, the cover plate is made of epoxy resin materials. The structural design enables the cover plate to have heat resistance and electric insulation.
Further limiting, the color-changing silica gel valve is a silica gel valve which changes color when meeting high temperature. The structure design is that when high-temperature early warning and gas accumulation in the product are more, the gas in the product can push away the color-changing silica gel valve and release the gas in the product.
The utility model has the beneficial effects that: the embedded and external expansion through the screw column changes the inherent cover plate mode, reduces the types of the cover plates, and can realize the multi-scene use of one specification through the quick replacement of the bolt capacitors of different specification cover plates and installation conditions through the detachable connection structure. The embedded or externally expanded stud is simple to manufacture, small in size, convenient to store and select for use, low in price and better in cost, efficiency and quality effect than the existing fixed stud in specification. In addition, the high-temperature early warning function can also accurately record the temperature of the bolt capacitor when the bolt capacitor fails.
Drawings
The utility model is further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic front structural diagram of a cover plate of a novel bolt capacitor cover plate capable of general use and overheating early warning according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a reverse structure of a cover plate of a novel bolt capacitor cover plate capable of general use and overheating early warning according to an embodiment of the present invention;
the main element symbols are as follows:
the explosion-proof structure comprises a cover plate 1, an explosion-proof hole 2, a color-changing silica gel valve 3, a screw column 4, a riveting nail 5, an isolation groove 6 and an assembly groove 7.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1-2, according to the novel bolt capacitor cover plate capable of being used universally and giving an early warning of overheating, an explosion-proof hole 2 is formed in one side of the cover plate 1, a color-changing silica gel valve 3 is installed in the explosion-proof hole 2, screw columns 4 are installed on two sides of the cover plate 1, the screw columns 4 are divided into a positive electrode and a negative electrode, the positive electrode of each screw column 4 is installed on the front side of the cover plate 1, the negative electrode of each screw column 4 is connected with a riveting nail 5, the riveting nail 5 is installed on the reverse side of the cover plate 1, and an isolation groove 6 is formed in one side, where the positive electrode of each screw column 4 is located, of the cover plate 1.
In the embodiment, the end faces of the screw column 4 which can be embedded and the screw column 4 which can be expanded outwards are selected and matched according to the actual situation, the screw column 4 can be embedded with a stud, the original large screw hole is reduced, in addition, the screw column 4 can be expanded outwards, and the end face of the small screw column is enlarged, so that the universality of the cover plate is increased, in the screw column 4, the internal diameter is M8 thread specification, the external diameter is 10mm, and the external diameter of the stud is also provided with a thread structure, the screw thread can be used for connecting the screw end face which can be expanded outwards, the end face of the stud can be expanded from 10mm to 13mm or 17mm, the internal diameter M8 thread can be connected with the embedded screw column, the M8 is changed into the screw hole M6 or M5, when the bolt capacitor is installed, the corresponding connection can be carried out according to the actual need, so as to change the internal diameter and the external end face diameter of the original stud, by arranging the isolation groove 6, the depth of the isolation groove 6 is 1/3 of the thickness of the cover plate, when this when on little worm or less conducting substance screw apron, can reduce the positive and aluminium shell of apron short circuit risk between, can appear the colour change when meeting overheat temperature through the silica gel valve 3 that discolours, the temperature is higher, the colour change is more obvious, record and feedback are carried out to the operating temperature of bolt condenser with this, when the colour discolours and surpasss the setting value, equipment maintainer can directly perceivedly judge whether condenser service temperature surpasss the rated temperature of condenser, whether need change or judge the reason to the article that has failed with this use of inferring condenser.
Preferably, the screw post 4 is provided with an assembly groove 7, M8 screw threads are arranged in the assembly groove 7, and the outer diameter of the screw post 4 is also provided with a screw thread structure. Such structural design conveniently carries out different installation cooperations. In fact, other configurations of the stud 4 are also contemplated, as the case may be.
Preferably, the screw column 4 and the rivet nail 5 are arranged in an integrated structure, and the screw column 4 and the rivet nail 5 are installed in the cover plate 1 through injection molding. Such structural design is convenient for production and installation fixed. In fact, other molded mounting configurations of the stud 4 and rivet 5 may be used, as the case may be.
Preferably, the cover plate 1 is made of epoxy resin material. The structural design enables the cover plate to have heat resistance and electric insulation. In fact, other configurations of the cover plate 1 can be used, as the case may be.
Preferably, the color-changing silica gel valve 3 is a silica gel valve which changes color when meeting high temperature. The structure design is that when high-temperature early warning and gas accumulation in the product are more, the gas in the product can push away the color-changing silica gel valve and release the gas in the product. In fact, other configurations of the color changing silicone valve 3 may be used, as the case may be.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a can general and overheated early warning's novel bolt condenser apron which characterized in that: including apron (1), one side of apron (1) is equipped with explosion-proof hole (2), install color-changing silica gel valve (3) in explosion-proof hole (2), screw post (4) are installed to the both sides of apron (1), screw post (4) divide into anodal and negative pole, the front at apron (1) is installed to the positive pole of screw post (4), the negative pole of screw post (4) is connected with riveting nail (5), the reverse side at apron (1) is installed in riveting nail (5), apron (1) is equipped with isolation tank (6) in one side of screw post (4) anodal.
2. The novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning according to claim 1, is characterized in that: the screw column (4) is provided with an assembly groove (7), M8 screw teeth are arranged in the assembly groove (7), and the outer diameter of the screw column (4) is also provided with a screw tooth structure.
3. The novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning according to claim 2, is characterized in that: the rivet is characterized in that the screw column (4) and the riveting nail (5) are arranged in an integrated structure, and the screw column (4) and the riveting nail (5) are installed in the cover plate (1) through injection molding.
4. The novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning according to claim 3, is characterized in that: the cover plate (1) is made of epoxy resin materials.
5. The novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning according to claim 4, is characterized in that: the color-changing silica gel valve (3) is a silica gel valve which changes color when meeting high temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919565.8U CN216311609U (en) | 2021-11-25 | 2021-11-25 | Novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919565.8U CN216311609U (en) | 2021-11-25 | 2021-11-25 | Novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216311609U true CN216311609U (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122919565.8U Active CN216311609U (en) | 2021-11-25 | 2021-11-25 | Novel bolt capacitor cover plate capable of being used universally and achieving overheating early warning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216311609U (en) |
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2021
- 2021-11-25 CN CN202122919565.8U patent/CN216311609U/en active Active
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