CN211455536U

CN211455536U - Power capacitor with reasonable installation structure

Info

Publication number: CN211455536U
Application number: CN202020168468.2U
Authority: CN
Inventors: 苏毅民
Original assignee: Guangdong Huizhihua Electric Co ltd
Current assignee: Guangdong Huizhihua Electric Co ltd
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-09-08
Anticipated expiration: 2030-02-13

Abstract

The utility model discloses a power capacitor of reasonable mounting structure, include: the power capacitor comprises a power capacitor body, a first fixing plate and a second fixing plate, wherein the bottom of the power capacitor body is provided with an edge, the first fixing plate and the second fixing plate are identical in structure, the first fixing plate comprises a leveling part and a protruding part, threaded holes which penetrate through the leveling part from top to bottom are formed in the leveling part, the protruding part is arranged on the upper surface of the leveling part, the protruding part is in global agreement with the bottom of the power capacitor, grooves are formed in junctions of the protruding part and the leveling part, and the edge is embedded into the grooves. Through first fixed plate and second fixed plate, utilize the mode that the border was embedded into first recess and second recess for power capacitor's whole mounting structure is more reasonable, can avoid the damage of casing, makes power capacitor can keep higher integrality. The utility model discloses mainly used power device field.

Description

Power capacitor with reasonable installation structure

Technical Field

The utility model relates to a power device technical field, in particular to reasonable mounting structure's power capacitor.

Background

Power capacitors, capacitors for power systems and electrical equipment. Any two metal conductors are separated by an insulating medium, and thus a capacitor is formed. The capacitance of the capacitor is determined by its geometrical dimensions and the properties of the insulating medium between the two plates. When a capacitor is used under ac voltage, the capacitance of the capacitor is often expressed in terms of its reactive power.

In the conventional power capacitor, a mounting lug is generally welded in a housing of the power capacitor, an opening is formed in the mounting lug, and then the power capacitor is fixed at a desired position by means of screw connection. However, during the soldering of the mounting lugs, the housing is subject to some damage or denting, which may compromise the integrity of the housing and, in turn, may have some effect on the performance of the power capacitor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a power capacitor of reasonable mounting structure to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The utility model provides a solution of its technical problem is: a power capacitor of reasonable mounting structure, comprising: the power capacitor comprises a power capacitor body, a first fixing plate and a second fixing plate, wherein the bottom of the power capacitor body is provided with an edge, the first fixing plate and the second fixing plate are identical in structure, the first fixing plate comprises a leveling part and a protruding part, threaded holes which penetrate through the leveling part from top to bottom are formed in the leveling part, the protruding part is arranged on the upper surface of the leveling part, the protruding part is in global agreement with the bottom of the power capacitor, grooves are formed in junctions of the protruding part and the leveling part, and the edge is embedded into the grooves.

Further, the power capacitor body includes casing and terminal, the border sets up the bottom at the casing, the terminal sets up the up end at the casing.

Further, the power capacitor further comprises a cap covering the terminal. The terminal is covered by the cover cap, so that the terminal is protected and is prevented from being damaged.

Furthermore, an upper nut and a lower nut are connected to the binding post. The wiring is firmly connected to the wiring terminal by screwing the upper nut and the lower nut.

Furthermore, a rubber pressing sheet is arranged between the upper nut and the lower nut. Through the rubber pressing sheet, the wiring is further wrapped, so that the connection between the wiring and the wiring column is firmer.

The utility model has the advantages that: through first fixed plate and second fixed plate, utilize the mode that the border was embedded into first recess and second recess for power capacitor's whole mounting structure is more reasonable, can avoid the damage of casing, makes power capacitor can keep higher integrality.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

FIG. 1 is a schematic perspective view of a power capacitor;

FIG. 2 is an exploded view of a power capacitor;

fig. 3 is a schematic structural view of the post.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1, 2 and 3, a power capacitor of reasonable mounting structure includes: the power capacitor comprises a power capacitor body, a first fixing plate 200 and a second fixing plate 300, wherein the power capacitor body comprises a shell 110 and a binding post 120, the bottom of the shell 110 is provided with an edge 111, the binding post 120 is arranged on the upper end face of the shell 110, and the first fixing plate 200 and the second fixing plate 300 are identical in structure.

The first fixing plate 200 includes a first leveling portion 220 and a first protruding portion 210, a threaded hole penetrating up and down is formed in the first leveling portion 220, the first protruding portion 210 is disposed on the upper surface of the first leveling portion 220, the first protruding portion 210 is fitted with the bottom peripheral surface of the housing 110, and a first groove 230 is formed at the junction of the first protruding portion 210 and the first leveling portion 220.

The second fixing plate 300 includes a second flat portion 320 and a second protrusion 310, a threaded hole penetrating up and down is formed in the second flat portion 320, the second protrusion 310 is disposed on an upper surface of the second flat portion 320, the second protrusion 310 is engaged with a bottom peripheral surface of the housing 110, and a second groove 330 is formed at a junction of the second protrusion 310 and the second flat portion 320.

The rim 111 is inserted into the first and

second grooves

230 and 330 so that the first and

second fixing plates

200 and 300 can restrain the housing 110. When the power capacitor needs to be fixed, it is only necessary to fix the first fixing plate 200 and the second fixing plate 300 by screws. Furthermore, the first fixing plate 200 and the second fixing plate 300 are connected to the housing 110 in an embedded manner, and the connection manner is detachable, so that the later maintenance of the power capacitor is facilitated.

The utility model discloses a first fixed plate 200 and second fixed plate 300 utilize the mode that border 111 is embedded into first recess 230 and second recess 330 for power capacitor's whole mounting structure is more reasonable, can avoid casing 110's damage, makes power capacitor can keep higher integrality. The overall quality of the entire power capacitor is improved.

In some embodiments, the present power capacitor further includes a cap 400, and the cap 400 covers the terminal post 120. The terminal 120 is covered by the cap 400, protecting the terminal 120 from damage.

In some embodiments, an upper nut 121 and a lower nut 122 are coupled to the post 120. When it is desired to connect the wires to the terminal post 120, it may be desirable to unscrew the upper nut 121, insert the wires between the upper nut 121 and the lower nut 122, and then tighten the upper nut 121 toward the lower nut 122. Thereby firmly attaching the wiring to the post 120.

In some embodiments, a rubber pressing piece 123 is disposed between the upper nut 121 and the lower nut 122. The wiring is further wrapped by the rubber pressing sheet 123, so that the connection between the wiring and the wiring terminal 120 is firmer.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and changes without departing from the spirit of the invention.

Claims

1. A power capacitor of reasonable mounting structure, characterized by comprising: power capacitor body, first fixed plate (200) and second fixed plate (300), power capacitor body's bottom is equipped with border (111), first fixed plate (200) and second fixed plate (300) structure are the same, first fixed plate (200) include pars planata and bellying, the screw hole that runs through from top to bottom is equipped with in the pars planata, the bellying sets up the upper surface at the pars planata, the bellying agrees with power capacitor's bottom global, the juncture of pars plana and pars plana is equipped with the recess, border (111) embedding in the recess.

2. A power capacitor of rational installation structure according to claim 1, characterized in that said power capacitor body comprises a case (110) and a terminal post (120), said rim (111) is provided at the bottom of the case (110), and said terminal post (120) is provided at the upper end face of the case (110).

3. A power capacitor of reasonable mounting structure according to claim 2, characterized by further comprising a cap (400), wherein the cap (400) covers the terminal post (120).

4. A power capacitor of reasonable mounting structure according to claim 2, characterized in that the terminal post (120) is connected with an upper nut (121) and a lower nut (122).

5. A power capacitor with reasonable installation structure according to claim 4, characterized in that a rubber pressing sheet (123) is arranged between the upper nut (121) and the lower nut (122).