CN214588459U

CN214588459U - High-strength shockproof capacitor

Info

Publication number: CN214588459U
Application number: CN202120171515.3U
Authority: CN
Inventors: 张中喜
Original assignee: Dongguan Chuanghui Electronics Co ltd
Current assignee: Dongguan Chuanghui Electronics Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-11-02
Anticipated expiration: 2031-01-21

Abstract

The utility model provides a high-strength shockproof capacitor, which comprises an aluminum shell, wherein a core cladding is arranged in the aluminum shell, a rubber plug is fixed at the opening of the aluminum shell, a first pin and a second pin are led out from the core cladding, two abdicating holes are arranged in the rubber plug, a first elastic block is fixed at one side of the rubber plug close to the core cladding, and the first elastic block is positioned between the rubber plug and the core cladding; the reinforcing ring is fixed in the aluminum shell, the core bag is sleeved in the reinforcing ring, a first through hole is formed in the reinforcing ring, a reinforcing gasket is arranged on one side, away from the rubber plug, of the core bag, the edge of the reinforcing gasket is tightly attached to the inner wall of the aluminum shell, a second through hole is formed in the reinforcing gasket, and a second elastic block is arranged on one side, away from the core bag, of the reinforcing gasket. The utility model discloses at the inside reinforcing ring that is provided with of aluminum hull and reinforce the gasket structure, can show the mechanical strength who improves the aluminum hull, when taking place vibrations, the elastic block can effectively cushion the vibrations power to the inner structure of effectively avoiding the condenser is impaired at the vibrations in-process.

Description

High-strength shockproof capacitor

Technical Field

The utility model relates to a condenser specifically discloses a high strength type condenser that takes precautions against earthquakes.

Background

The traditional capacitor structure mainly comprises a shell, a prime piece and a rubber plug, wherein the prime piece comprises a core package formed by winding positive and negative electrode foils and electrolytic paper and positive and negative pins riveted on the positive and negative electrode foils respectively, and liquid electrolyte is filled in the shell. Capacitors play an important role in circuits such as coupling, filtering, tuning, bypassing, etc.

The mechanical strength of condenser mainly is decided by the mechanical strength of plug and shell, and the position of plug receives the extrusion, and the difficult emergence of condenser is out of shape, but the shell among the prior art generally is the aluminum hull structure, when holding the place outside the plug and leading to the fact the extrusion to the condenser, the shell of condenser takes place to warp easily to the structure of its inside core package of direct influence, the mechanical strength of condenser is low among the prior art, and the shockproof performance is not enough.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a high-strength shockproof capacitor, which can effectively improve the mechanical strength of the aluminum shell structure and is not easily affected by vibration, in view of the problems in the prior art.

In order to solve the prior art problem, the utility model discloses a high-strength shockproof capacitor, which comprises an aluminum shell, wherein a core cladding is arranged in the aluminum shell, a rubber plug is fixed at the opening of the aluminum shell, a first pin and a second pin are led out from the core cladding, two abdicating holes are arranged in the rubber plug, the first pin and the second pin are respectively inserted in the two abdicating holes, a first elastic block is fixed at one side of the rubber plug close to the core cladding, and the first elastic block is positioned between the rubber plug and the core cladding;

the reinforcing ring is fixed in the aluminum shell, the core bag is sleeved in the reinforcing ring, a first through hole is formed in the reinforcing ring, a reinforcing gasket is arranged on one side, away from the rubber plug, of the core bag, the edge of the reinforcing gasket is tightly attached to the inner wall of the aluminum shell, a second through hole is formed in the reinforcing gasket, and a second elastic block is arranged on one side, away from the core bag, of the reinforcing gasket.

Furthermore, an insulating sleeve is sleeved outside the aluminum shell.

Furthermore, the first elastic block and the second elastic block are both rubber blocks.

Furthermore, the bottom of the rubber plug is also fixed with at least three limiting columns, and all the limiting columns surround the periphery of the core bag.

Furthermore, one end of the limiting column, which is far away from the rubber plug, is propped against the reinforcing ring.

Furthermore, the first pin and the second pin are sleeved with elastic rings, and the elastic rings are fixed on one side, away from the core bag, of the rubber plug.

The utility model has the advantages that: the utility model discloses a high strength shockproof type condenser, set up reinforcing ring and reinforcement gasket structure in the aluminium shell inside, can show the mechanical strength who improves the aluminium shell, when receiving external forces such as extrusion, striking, the condenser can keep stable structure, is difficult for taking place deformation and causes the influence to the internal structure of condenser; in addition, when taking place vibrations, the vibrations power between first elastic block can effectively cushion core package and the plug, and the vibrations power between gasket and the aluminum hull can effectively be reinforceed in the buffering of second elastic block to effectively avoid the inner structure of condenser impaired at the vibrations in-process.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The reference signs are: the aluminum-clad plate comprises an aluminum shell 10, an insulating sleeve 11, a core package 20, a first pin 21, a second pin 22, a rubber plug 30, a yielding hole 31, a first elastic block 32, a limiting column 33, a reinforcing ring 40, a first through hole 41, a reinforcing gasket 50, a second through hole 51, a second elastic block 52 and an elastic ring 60.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Refer to fig. 1.

The embodiment of the utility model discloses a high strength shockproof type capacitor, including cylindric aluminum hull 10, be equipped with core package 20 in the aluminum hull 10, the opening part of aluminum hull 10 is fixed with plug 30, the opening part of aluminum hull 10 is inwards buckled the cladding and is fixed plug 30, core package 20 is located the aluminum hull 10 of plug 30 one side, first pin 21 and second pin 22 have been drawn forth to core package 20, core package 20 is formed by the coiling of range upon range of electrode foil and electrolytic paper, be equipped with two abdicating hole 31 in the plug 30, first pin 21 and second pin 22 are inserted respectively in two abdicating hole 31, electrolyte is filled in the aluminum hull 10, plug 30 is close to core package 20 one side and is fixed with first elastic block 32, first elastic block 32 is located between plug 30 and core package 20, can effectively restrict the position between core package 20 and the plug 30, when taking place vibrations, first elastic block 32 can effectively consume the vibrations power, thereby avoiding the core bag 20 from rigidly colliding with the rubber plug 30 to be damaged;

the middle part of the aluminum shell 10 is internally fixed with a reinforcing ring 40, preferably, the reinforcing ring 40 and the aluminum shell 10 are of an integrally formed structure, the mechanical strength of the middle position of the aluminum shell 10 can be effectively reinforced through the reinforcing ring 40, so that the compression and bending resistance of the aluminum shell is improved, the core package 20 is sleeved in the reinforcing ring 40, the position of the core package 20 and the aluminum shell 10 is effectively limited through the reinforcing ring 40, the limiting and bearing burden of pins can be effectively reduced, so that the pins are prevented from being bent during vibration, a plurality of first through holes 41 penetrating through the upper and lower surfaces of the reinforcing ring 40 are arranged in the reinforcing ring 40, electrolyte in the aluminum shell 10 can freely pass through the reinforcing ring 40, one side of the core package 20, which is far away from the rubber plug 30, is provided with a reinforcing gasket 50, preferably, the reinforcing gasket 50 is a ceramic sheet and has good heat conduction performance, the edge of the reinforcing gasket 50 is tightly attached to the inner wall of the aluminum shell 10, and the compression resistance of the aluminum shell 10 in the direction perpendicular to the central axis can be further reinforced through the reinforcing gasket 50, thereby effectively improve overall structure's mechanical strength, be equipped with a plurality of second through-holes 51 that run through its upper and lower surface in the reinforcement gasket 50, can supply the electrolyte in the aluminum hull 10 to freely pass through, the one side that reinforcement gasket 50 kept away from core package 20 is equipped with second elastic block 52, second elastic block 52 is connected between the shell bottom of reinforcement gasket 50 and aluminum hull 10, when taking place vibrations, second elastic block 52 can the effective consumption shaking force, thereby avoid core package 20 and the shell bottom of aluminum hull 10 to take place the rigidity collision and damaged.

In this embodiment, the aluminum shell 10 is sheathed with an insulating sleeve 11, and the insulating sleeve 11 is typically a heat-shrinkable sleeve.

In the present embodiment, the first elastic block 32 and the second elastic block 52 are both rubber blocks, and the rubber has good elasticity, and preferably, the first elastic block 32 and the second elastic block 52 are butyl rubber or fluororubber, and have good electrolyte resistance.

In this embodiment, at least three limiting posts 33 are further fixed at the bottom of the rubber plug 30, and all the limiting posts 33 surround the core pack 20, so as to further limit the core pack.

Based on the above embodiment, the one end of the limiting column 33 far away from the rubber plug 30 is abutted against the reinforcing ring 40, i.e. the one end of the limiting column 33 far away from the rubber plug 30 is extended to the reinforcing ring 40, so that the firmness of the whole structure can be further improved.

In this embodiment, the first pins 21 and the second pins 22 are all sleeved with the elastic ring 60, the elastic ring 60 is fixed on one side of the rubber plug 30 away from the core package 20, the structure of the pins can be effectively strengthened through the elastic ring 60, and when vibration occurs, the two pins and the rubber plug 30 can be prevented from shaking greatly, so that the stability of the capacitor structure is improved.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A high-strength shockproof capacitor comprises an aluminum shell (10), wherein a core package (20) is arranged in the aluminum shell (10), a rubber plug (30) is fixed at an opening of the aluminum shell (10), a first pin (21) and a second pin (22) are led out of the core package (20), two abdicating holes (31) are formed in the rubber plug (30), the first pin (21) and the second pin (22) are respectively inserted in the two abdicating holes (31), the shockproof capacitor is characterized in that a first elastic block (32) is fixed on one side of the rubber plug (30) close to the core package (20), and the first elastic block (32) is located between the rubber plug (30) and the core package (20);

the aluminum shell (10) internal fixation has reinforcing ring (40), core package (20) cover is located in reinforcing ring (40), be equipped with first through-hole (41) in reinforcing ring (40), core package (20) are kept away from one side of plug (30) is equipped with intensive gasket (50), the edge of intensive gasket (50) hug closely in the inner wall of aluminum shell (10), be equipped with second through-hole (51) in intensive gasket (50), it keeps away from to strengthen gasket (50) one side of core package (20) is equipped with second elastic block (52).

2. A high-strength vibration-proof capacitor according to claim 1, wherein the aluminum case (10) is externally sleeved with an insulating sleeve (11).

3. A high-strength vibration-proof capacitor according to claim 1, wherein the first elastic block (32) and the second elastic block (52) are both rubber blocks.

4. The high-strength shockproof capacitor as claimed in claim 1, wherein at least three limiting posts (33) are further fixed at the bottom of the rubber plug (30), and all the limiting posts (33) surround the core package (20).

5. The high-strength shockproof capacitor as claimed in claim 4, wherein one end of the limiting column (33) far away from the rubber plug (30) abuts against the reinforcing ring (40).

6. The high-strength shockproof capacitor as claimed in claim 1, wherein an elastic ring (60) is sleeved outside each of the first pin (21) and the second pin (22), and the elastic ring (60) is fixed on a side of the rubber plug (30) away from the core package (20).