CN212303399U

CN212303399U - Moisture-proof capacitor

Info

Publication number: CN212303399U
Application number: CN202020966455.XU
Authority: CN
Inventors: 刘洪忠
Original assignee: Guangzhou Huachen Electronics Co ltd
Current assignee: Guangzhou Huachen Electronics Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-01-05
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a dampproofing condenser, including protecting sheathing, capacitor body, closing cap, binding post, elasticity damping centre gripping subassembly and terminal seal assembly, capacitor body locates in the protecting sheathing, the top of locating protecting sheathing can be dismantled to the closing cap, binding post runs through and locates on the closing cap, terminal seal assembly locates on the closing cap, pass through connection of electric lines between binding post and the capacitor body, elasticity damping centre gripping subassembly symmetry is located on the two relative inner walls of protecting sheathing and the contact is located on the capacitor body. The utility model relates to a condenser technical field specifically is to provide a stability, waterproof sealing performance are all good dampproofing condenser.

Description

Moisture-proof capacitor

Technical Field

The utility model relates to a condenser technical field specifically indicates a dampproofing condenser.

Background

At present, a capacitor is one of electronic elements widely used in electronic equipment, and is widely applied to aspects such as blocking, coupling, bypassing, filtering, tuning loops, energy conversion, control circuits and the like, and when the existing capacitor is used, the problem of shell bursting caused by overhigh temperature can occur, and the waterproof effect and the sealing effect are poor.

Meanwhile, the existing capacitor is not provided with a vibration reduction structure, so that the capacitor is very easy to damage when meeting large vibration.

SUMMERY OF THE UTILITY MODEL

To the above circumstances, for overcoming prior art's defect, the utility model provides a stability, waterproof sealing performance are all good dampproofing condenser.

The utility model adopts the following technical scheme: the utility model relates to a moisture-proof capacitor, including protective housing, capacitor body, closing cap, binding post, elastic damping centre gripping subassembly and terminal seal assembly, the capacitor body is located in the protective housing, the closing cap can be dismantled and locate the top of protective housing, binding post runs through and locates on the closing cap, the terminal seal assembly locates on the closing cap, pass through the connection of electric lines between binding post and the capacitor body, elastic damping centre gripping subassembly symmetry is located on two relative inner walls of protective housing and the contact is located on the capacitor body; the terminal sealing assembly comprises a fixed bolt, an extrusion driving spring, a wedge-shaped extrusion driving piece, an extrusion driving piece and a sealing gasket, the sealing gasket is sleeved on the connecting terminal, the bottom of the sealing gasket is contacted with the sealing cover, the extrusion driving piece is arranged on the sealing gasket, the fixed bolt is arranged on the sealing cover and is close to the connecting terminal, one end of the wedge-shaped extrusion driving piece is slidably sleeved on the fixed bolt, the other end of the wedge-shaped extrusion driving piece is contacted with the extrusion driving piece, the extrusion driving spring is slidably sleeved on the fixed bolt and is positioned between the expansion end of the fixed bolt and the wedge-shaped extrusion driving piece, the extrusion driving piece is arranged in a wedge-shaped structure, the wedge-shaped extrusion driving piece is pushed by the extrusion driving spring to laminate and extrude the extrusion driving piece, the extrusion driving piece extrudes the sealing gasket, so that the sealing gasket, the possibility of moisture entering the protective casing is reduced, and the technical effect of moisture protection is achieved.

Further, elasticity damping centre gripping subassembly is including extrusion grip block, slide bar, stripper plate, damping cylinder, damping spring one and damping spring two, the damping cylinder is located on protective housing's the lateral wall, the stripper plate slidable is located in the damping cylinder, the slide bar slidable runs through the damping cylinder lateral wall and locates on the stripper plate, the extrusion grip block is located on the slide bar, damping spring one and damping spring two are located in the damping cylinder and are located the both sides of stripper plate, the contact of extrusion grip block is located on capacitor body, and damping spring one and damping spring two are through the extrusion grip block with capacitor body centre gripping to take place elastic deformation through damping spring one and damping spring two and absorb vibration energy when capacitor body is vibrating, improve capacitor body's stability can.

Further, arc-shaped elastic sheets are symmetrically arranged on the other two opposite side walls of the protective shell, the arc-shaped elastic sheets are in contact with the side walls of the capacitor body, and the capacitor body is elastically clamped from the other two sides of the capacitor body through the arc-shaped elastic sheets, so that the stability of the capacitor body is further improved.

Furthermore, a sealing ring is arranged at the joint of the sealing cover and the protective shell, so that the sealing performance between the sealing cover and the protective shell is further improved.

Further, protective housing bottom is equipped with the heat dissipation and filters the screen panel, protective housing bottom is equipped with the heat dissipation post, the heat dissipation post is located the heat dissipation and filters the screen panel, capacitor body contacts locates on the protective housing diapire that is close to heat dissipation post top, utilizes the heat dissipation post to absorb the heat that capacitor body produced and through producing the technological effect that the heat exchange realized the cooling with the outside air.

Further, the bottom wall of the protective shell is a heat-conducting bottom plate.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the scheme has good sealing and waterproof performance, the wedge-shaped extrusion driving piece is pushed by the extrusion driving spring to attach and extrude the extrusion driving piece, and the extrusion driving piece extrudes the sealing gasket to enable the sealing gasket to be tightly attached to the wiring terminal to seal a gap between the wiring terminal and the sealing cover, so that the possibility of moisture entering the protective shell is reduced, and a damp-proof technical effect is realized; the first damping spring and the second damping spring clamp the capacitor body by extruding the clamping plate, and the first damping spring and the second damping spring generate elastic deformation to absorb vibration energy when the capacitor body vibrates, so that the stability of the capacitor body is improved; the heat generated by the capacitor body is absorbed by the heat dissipation column, and the heat exchange with the outside air is realized to realize the technical effect of temperature reduction.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a transverse sectional view of a moisture-proof capacitor according to the present invention;

fig. 2 is a longitudinal sectional view of a moisture-proof capacitor according to the present invention;

fig. 3 is a partial enlarged view of a portion a of fig. 2 of a moisture-proof capacitor according to the present invention;

fig. 4 is a partial enlarged view of a portion B of fig. 2 of the moisture-proof capacitor according to the present invention.

The capacitor comprises a protective shell 1, a protective shell 2, a capacitor body 3, a sealing cover 4, a wiring terminal 5, an elastic vibration reduction clamping assembly 6, a terminal sealing assembly 7, a fixing bolt 8, an extrusion driving spring 9, a wedge-shaped extrusion driving piece 10, an extrusion driving piece 11, a sealing gasket 12, an extrusion clamping plate 13, a sliding rod 14, an extrusion plate 15, a vibration reduction cylinder 16, a vibration reduction spring I, a vibration reduction spring II, a vibration reduction spring 18, an arc-shaped elastic sheet 19, a sealing ring 20, a heat dissipation filter screen cover 21 and a heat dissipation column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-4, the present invention relates to a moisture-proof capacitor, which comprises a protective casing 1, a capacitor body 2, a sealing cover 3, a connecting terminal 4, an elastic vibration-damping clamping assembly 5 and a terminal sealing assembly 6, wherein the capacitor body 2 is disposed in the protective casing 1, the sealing cover 3 is detachably disposed on the top of the protective casing 1, the connecting terminal 4 is disposed on the sealing cover 3 in a penetrating manner, the terminal sealing assembly 6 is disposed on the sealing cover 3, the connecting terminal 4 is connected with the capacitor body 2 through an electric wire, and the elastic vibration-damping clamping assembly 5 is symmetrically disposed on two opposite inner walls of the protective casing 1 and is disposed on the capacitor body 2 in a contacting manner; terminal seal assembly 6 includes gim peg 7, extrusion driving spring 8, wedge extrusion driving piece 9, extrusion driving piece 10 and sealed pad 11, sealed pad 11 cup joints and locates on binding post 4 and the bottom contact locates on closing cap 3, extrusion driving piece 10 locates on sealed pad 11, gim peg 7 is located on closing cap 3 and is close to binding post 4, 9 one end slidable of wedge extrusion driving piece cup joints on locating gim peg 7, the contact of the other end of wedge extrusion driving piece 9 is located on extrusion driving piece 10, extrusion driving spring 8 slidable cup joints and locates on gim peg 7 and is located between the expansion end of gim peg 7 and the wedge extrusion driving piece 9, extrusion driving piece 10 is the setting of wedge structure.

Elastic damping clamping component 5 is including extrusion grip block 12, slide bar 13, stripper plate 14, damping cylinder 15, damping spring 16 and damping spring two 17, damping cylinder 15 is located on the lateral wall of protecting sheathing 1, the stripper plate 14 slidable is located in damping cylinder 15, slide bar 13 slidable runs through damping cylinder 15 lateral wall and locates on stripper plate 14, extrusion grip block 12 is located on slide bar 13, damping spring 16 and damping spring two 17 are located in damping cylinder 15 and are located the both sides of stripper plate 14, extrusion grip block 12 contact is located on condenser body 2. Arc-shaped elastic sheets 18 are symmetrically arranged on the other two opposite side walls of the protective shell 1, and the arc-shaped elastic sheets 18 are arranged on the side walls of the capacitor body 2 in a contact manner. A sealing ring 19 is arranged at the joint of the sealing cover 3 and the protective shell 1. The bottom of the protective shell 1 is provided with a heat dissipation filter screen 20, the bottom of the protective shell 1 is provided with a heat dissipation column 21, the heat dissipation column 21 is located in the heat dissipation filter screen 20, and the capacitor body 2 is in contact with the bottom wall of the protective shell 1 above the heat dissipation column 21. The bottom wall of the protective shell 1 is a heat conduction bottom plate.

When the sealing device is used specifically, the over-extrusion driving spring 8 pushes the wedge-shaped extrusion driving piece 9 to attach and extrude the extrusion driving piece 10, the extrusion driving piece 10 extrudes the sealing gasket 11, the sealing gasket 11 is tightly attached to the wiring terminal 4 to seal a gap between the wiring terminal 4 and the sealing cover 3, the possibility that moisture enters the protective shell 1 is reduced, and meanwhile, the sealing performance between the sealing cover 3 and the protective shell 1 is further improved by utilizing the sealing ring 19; the first damping spring 16 and the second damping spring 17 clamp the capacitor body 2 by extruding the clamping plate 12, and the first damping spring 16 and the second damping spring 17 generate elastic deformation to absorb vibration energy when the capacitor body 2 vibrates, and meanwhile, the capacitor body 2 is elastically clamped from the other two sides of the capacitor body 2 by arranging the arc-shaped elastic sheets 18; the heat generated by the capacitor body 2 is absorbed by the heat-dissipating stud 21 and cooled by heat exchange with the outside air.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A moisture-resistant capacitor, characterized by: the capacitor comprises a protective shell, a capacitor body, a seal cover, a wiring terminal, an elastic vibration reduction clamping assembly and a terminal sealing assembly, wherein the capacitor body is arranged in the protective shell, the seal cover is detachably arranged at the top of the protective shell, the wiring terminal penetrates through the seal cover, the terminal sealing assembly is arranged on the seal cover, the wiring terminal is connected with the capacitor body through an electric wire, and the elastic vibration reduction clamping assembly is symmetrically arranged on two opposite inner walls of the protective shell and is arranged on the capacitor body in a contact manner; terminal seal assembly includes the gim peg, extrudees driving spring, wedge extrusion driving piece, extrusion driving spare and sealed the pad, the gim peg cup joints on locating binding post and the bottom contact is located on the closing cap, the extrusion driving piece is located on the gim peg, the gim peg is located on the closing cap and is close to binding post, wedge extrusion driving piece one end slidable cup joints on locating the gim peg, wedge extrusion driving piece other end contact is located on the extrusion driving piece, but extrusion driving spring slidable cup joints and locates on the gim peg and be located between the expansion end and the wedge extrusion driving piece of gim peg, the extrusion driving piece is the setting of wedge structure.

2. A moisture-resistant capacitor as claimed in claim 1, wherein: elastic damping centre gripping subassembly is including extrusion grip block, slide bar, stripper plate, damping cylinder, damping spring one and damping spring two, the damping cylinder is located on protective housing's the lateral wall, the stripper plate slidable is located in the damping cylinder, the slide bar slidable runs through damping cylinder lateral wall and locates on the stripper plate, the extrusion grip block is located on the slide bar, damping spring one and damping spring two are located in the damping cylinder and are located the both sides of stripper plate, the contact of extrusion grip block is located on the condenser body.

3. A moisture-resistant capacitor as claimed in claim 2, wherein: arc-shaped elastic sheets are symmetrically arranged on the other two opposite side walls of the protective shell and are in contact with the side walls of the capacitor body.

4. A moisture-resistant capacitor as claimed in claim 3, wherein: and a sealing ring is arranged at the joint of the sealing cover and the protective shell.

5. A moisture-resistant capacitor as claimed in claim 4, wherein: the capacitor is characterized in that a heat dissipation filter screen is arranged at the bottom of the protective shell, a heat dissipation column is arranged at the bottom of the protective shell, the heat dissipation column is located in the heat dissipation filter screen, and the capacitor body is in contact with the bottom wall of the protective shell, which is close to the top of the heat dissipation column.

6. A moisture-resistant capacitor as claimed in claim 5, wherein: the protective housing bottom wall is the heat conduction bottom plate.