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CN-224203966-U - Explosion-proof safety cover of large-scale bolt condenser

CN224203966UCN 224203966 UCN224203966 UCN 224203966UCN-224203966-U

Abstract

The utility model relates to the technical field of bolt capacitors, in particular to an explosion-proof safety cover of a large-sized bolt capacitor, which comprises a safety protection cover, wherein the safety protection cover is a woven net-shaped outer cover, a bolt capacitor body is arranged in the safety protection cover, bolt binding posts are arranged on two sides of the top position of the bolt capacitor body, a heat dissipation mechanism is arranged on the surface of the safety protection cover, the heat dissipation mechanism comprises heat conducting silica gel, a through hole, heat conducting fins and mounting feet, a collecting mechanism is arranged on the surface of the safety protection cover, and the collecting mechanism consists of a liquid collecting assembly and a collecting net. The utility model not only avoids the phenomenon that solid slag flies out to hurt operators or cause further fire when the bolt capacitor body explodes and avoids the phenomenon that the high-temperature liquid electrolyte which is not vaporized splashes to scald the operators, but also improves the heat dissipation effect of the bolt capacitor body when the explosion-proof safety cover is used.

Inventors

  • YIN CHAO
  • XU RONG
  • YIN ZHIHUA

Assignees

  • 湖州新江浩电子有限公司

Dates

Publication Date
20260505
Application Date
20250530

Claims (8)

  1. 1. The utility model provides a large-scale bolt capacitor explosion-proof safety cover, includes safety protection casing (1), its characterized in that safety protection casing (1) is the netted dustcoat of weaving, bolt capacitor body (12) have been placed to the inside of safety protection casing (1), bolt terminal (11) are all installed to the both sides of bolt capacitor body (12) top position department, the one end of bolt terminal (11) runs through safety protection casing (1) and extends to the top of safety protection casing (1), the surface of safety protection casing (1) is provided with cooling mechanism (2), the inside of cooling mechanism (2) is including heat conduction silica gel (21), opening (22), heat conduction fin (23) and installation foot (24), the surface of safety protection casing (1) is provided with and gathers and receive mechanism (3), gather and receive mechanism (3) are by liquid collection subassembly (31) and accomodate net (32) and constitute.
  2. 2. The explosion-proof safety cover of the large-scale bolt capacitor, as set forth in claim 1, wherein the inner wall of the top of the safety shield (1) is adhered with heat conducting silica gel (21), and the surface of the heat conducting silica gel (21) is tightly adhered to the surface of the bolt capacitor body (12).
  3. 3. The explosion-proof safety cover for the large-sized bolt capacitor according to claim 2, wherein through holes (22) are formed in two sides of the surface of the heat conducting silica gel (21), the through holes (22) are located on the outer side of the bolt binding post (11), and mounting feet (24) are fixed to the bottom of the safety shield (1) along the circumferential direction.
  4. 4. The explosion-proof safety cover of a large-sized bolt capacitor according to claim 3, wherein the inner wall of the safety shield (1) is circumferentially fixed with heat conducting fins (23), the heat conducting fins (23) are of a wave-shaped structure, and one end of each heat conducting fin (23) is tightly attached to the surface of the bolt capacitor body (12).
  5. 5. The explosion-proof safety cover for the large-sized bolt capacitor, as set forth in claim 1, wherein a receiving net (32) is fixed at the bottom of the safety shield (1), the surface of the receiving net (32) is tightly attached to the surface of the heat conducting fin (23), and the receiving net (32) is located below the bolt capacitor body (12).
  6. 6. The explosion-proof safety cover for a large-sized bolt capacitor according to claim 5, wherein a liquid collecting assembly (31) is arranged in the storage net (32), the liquid collecting assembly (31) is located at the bottom of the bolt capacitor body (12), and the liquid collecting assembly (31) comprises a liquid leakage hole (311), a liquid collecting hopper (312) and a liquid collecting box (313).
  7. 7. The explosion-proof safety cover of a large-scale bolt capacitor as set forth in claim 6, wherein a liquid collecting assembly (31) is fixed on the surface of the storage net (32), and equally-spaced liquid leakage holes (311) are formed in the top position of the liquid collecting assembly (31).
  8. 8. The explosion-proof safety cover of a large-scale bolt capacitor according to claim 7, wherein a liquid collecting hopper (312) is fixed at the bottom of the bolt capacitor body (12), one end of the liquid collecting hopper (312) is fixedly connected with the surface of a liquid collecting box (313), and the liquid collecting hopper (312) is communicated with a liquid leakage hole (311).

Description

Explosion-proof safety cover of large-scale bolt condenser Technical Field The utility model relates to the technical field of bolt capacitors, in particular to an explosion-proof safety cover of a large-sized bolt capacitor. Background The bolt capacitor is a capacitor connected by bolt type binding post electrodes, is widely applied to the fields of frequency converters, UPS power supplies, inverters, photovoltaics, military industry and the like, mainly has functions of filtering, energy conversion, electric energy transmission and the like, is one of key components, and is generally provided with an explosion-proof safety cover on a capacitor shell in order to reduce the damage degree of the bolt capacitor to peripheral elements when the bolt capacitor breaks down. If the large-scale bolt capacitor explodes, solid slag (fragments such as electrolytic paper, aluminum shell, cover plate and the like) can fly out easily to hurt operators or further fire, meanwhile, the unvaporized high-temperature (> 100 ℃) liquid electrolyte can splash easily to scald operators, heat can be generated when the large-scale bolt capacitor is used, and the explosion-proof safety cover generally only protects the large-scale bolt capacitor and is not easy to carry out auxiliary heat dissipation. Disclosure of utility model The utility model aims to provide an explosion-proof safety cover for a large-sized bolt capacitor, which aims to solve the problems that when the explosion-proof safety cover is used in the background art, solid slag (fragments such as electrolytic paper, aluminum shell and cover plate) is easy to fly out to hurt operators or cause further fire, meanwhile, unvaporized high-temperature (100 ℃) liquid electrolyte is easy to splash to scald operators, and auxiliary heat dissipation is difficult to be carried out on the large-sized bolt capacitor. In order to achieve the purpose, the technical scheme is that the large-sized bolt capacitor explosion-proof safety cover comprises a safety protection cover, wherein the safety protection cover is a woven net-shaped outer cover, a bolt capacitor body is arranged in the safety protection cover, bolt binding posts are arranged on two sides of the top position of the bolt capacitor body, one end of each bolt binding post penetrates through the safety protection cover and extends to the upper portion of the safety protection cover, a heat dissipation mechanism is arranged on the surface of the safety protection cover, the heat dissipation mechanism comprises heat conducting silica gel, a through hole, heat conducting fins and mounting feet, and a collecting mechanism is arranged on the surface of the safety protection cover and consists of a liquid collecting assembly and a collecting net. Preferably, the inner wall at the top of the safety shield is adhered with heat conducting silica gel, and the surface of the heat conducting silica gel is tightly adhered to the surface of the bolt capacitor body. Preferably, the through holes are formed in two sides of the surface of the heat-conducting silica gel, the through holes are located on the outer sides of the bolt binding posts, and mounting feet are fixed to the bottom of the safety protection cover along the circumferential direction. Preferably, the inner wall of the safety protection cover is fixed with heat conduction fins along the circumferential direction, the structure of the heat conduction fins is of a wave-shaped structure, and one end of each heat conduction fin is tightly attached to the surface of the bolt capacitor body. Preferably, the bottom position department of safety protection casing is fixed with accomodates the net, accomodate the surface of net and heat conduction fin's surface and closely laminate, accomodate the below that the net is located the bolt capacitor body. Preferably, the inside of accomodating the net is provided with liquid collection subassembly, liquid collection subassembly is located the bottom of bolt capacitor body, liquid collection subassembly's inside contains weeping hole, liquid collecting hopper and liquid collection box. Preferably, the surface of the storage net is fixedly provided with a liquid collecting assembly, and equidistant liquid leakage holes are formed in the top position of the liquid collecting assembly. Preferably, the bottom of bolt capacitor body is fixed with the liquid collecting hopper, the one end of liquid collecting hopper is fixed connection with the surface of liquid collection box, the liquid collecting hopper is linked together with weeping hole. Compared with the prior art, the explosion-proof safety cover of the large-sized bolt capacitor has the beneficial effects that the phenomena that solid slag flies out to hurt operators or cause further fire disaster when the bolt capacitor body explodes are avoided, the operators are prevented from being scalded due to splashing of unvaporized high-temperature liquid electrolyte, and the heat dissipat