CN211828505U

CN211828505U - High-efficient radiating long-life high-voltage aluminum electrolytic capacitor

Info

Publication number: CN211828505U
Application number: CN202020745816.8U
Authority: CN
Inventors: 李文胜
Original assignee: Shenzhen Kaiqijia Technology Co ltd
Current assignee: Shenzhen Kaiqijia Technology Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-10-30
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a high-efficient radiating long-life high pressure aluminum electrolytic capacitor, the package rubbing board comprises a core, the hole that runs through is seted up to the centre of core, the surface of core is provided with heat conduction silica gel layer, the outside fixed mounting on heat conduction silica gel layer has the shell, the bottom fixed mounting of shell has the fin, the upper end on heat conduction silica gel layer is provided with the rubber buffer, the bottom fixed mounting of rubber buffer is at the top of shell. This high-efficient radiating long-life high voltage aluminum electrolytic capacitor, the effect of protection core can be played to the heat conduction silica gel layer in the heat conduction, thereby make the stability ability of condenser better, set up the hole that runs through the core around the core, the surface area of core itself has been increased, inside electrolyte is just comparatively dispersed simultaneously, thereby reach and improve radiating effect, the fin can be followed the bottom and reduced the temperature of core, evenly distributed's bleeder vent has been seted up in the inboard of shell simultaneously, make its inside temperature effectively distribute away more fast.

Description

High-efficient radiating long-life high-voltage aluminum electrolytic capacitor

Technical Field

The utility model relates to the technical field of capacitors, in particular to a high-efficiency heat-dissipation long-life high-voltage aluminum electrolytic capacitor.

Background

The capacitor is a capacitor for charging, the aluminum electrolytic capacitor is one kind of capacitor, generally, the aluminum electrolytic capacitor is made by using an aluminum cylinder as a negative electrode, a liquid electrolyte is filled in the aluminum cylinder, a bent aluminum strip is inserted as a positive electrode, and a layer of oxide film is formed on the positive electrode as a medium by direct current voltage treatment.

However, the high-voltage aluminum electrolytic capacitor on the market at present has poor heat dissipation capability, and has certain high temperature after long-time use, and the high temperature is difficult to dissipate, so that the service life of the high-voltage aluminum electrolytic capacitor is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient radiating long-life high pressure aluminum electrolytic capacitor to it is not good to provide the high pressure aluminum electrolytic capacitor heat-sinking capability on the market now in solving above-mentioned background, uses for a long time down, can have certain high temperature, and high temperature is difficult to give off, thereby influences its life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient radiating long-life high voltage aluminum electrolytic capacitor, includes the core, the hole that runs through is seted up to the centre of core, the surface of core is provided with heat conduction silica gel layer, the outside fixed mounting on heat conduction silica gel layer has the shell, the bottom fixed mounting of shell has the fin, the upper end on heat conduction silica gel layer is provided with the rubber buffer, the bottom fixed mounting of rubber buffer is at the top of shell.

Preferably, the upper end fixed mounting of core has guide pin one, the right side of guide pin one is provided with guide pin two, the upper end of guide pin one is provided with the negative pole lead wire, the upper end of guide pin two is provided with anodal lead wire, negative pole lead wire and anodal lead wire upwards extend to the upside of shell.

Preferably, the inner diameter of the hole is equal to one third of the outer diameter of the shell, air holes are uniformly distributed in the outer wall of the hole, and the air holes are formed in the surface of the shell.

Preferably, the shell is made of aluminum, and the radiating fins are made of copper.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the high-efficiency heat-dissipation long-life high-voltage aluminum electrolytic capacitor, the heat conduction silica gel layer is arranged on the outer side of the core body, so that the core body can be protected while heat is conducted, and the stability of the capacitor is better;

2. according to the high-efficiency heat-dissipation long-life high-voltage aluminum electrolytic capacitor, the holes penetrating through the core body are formed in the front and the back of the core body, so that the surface area of the core body is increased, and meanwhile, the internal electrolyte is relatively dispersed, so that the heat dissipation effect is improved;

3. this high-efficient radiating long-life high voltage aluminum electrolytic capacitor has set up the fin in the bottom of shell, can follow the temperature that the bottom reduced the core, has seted up evenly distributed's bleeder vent in the inboard of shell simultaneously, makes its inside temperature effectively distribute away more fast, makes it be difficult to damage because of the high temperature to prolong its life.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the internal three-dimensional structure of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: 1. a core body; 2. a hole; 3. a heat conductive silica gel layer; 4. a housing; 5. a heat sink; 6. a rubber plug; 7. a first guide pin; 8. a second guide pin; 9. a negative electrode lead; 10. a positive electrode lead; 11. and (4) air holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high-efficient radiating long-life high voltage aluminum electrolytic capacitor, including core 1, hole 2, heat conduction silica gel layer 3, shell 4, fin 5, rubber buffer 6, guide pin 7, guide pin two 8, negative lead wire 9, anodal lead wire 10, bleeder vent 11, the hole 2 that runs through is seted up to the centre of core 1, the surface of core 1 is provided with heat conduction silica gel layer 3, the outside fixed mounting on heat conduction silica gel layer 3 has shell 4, the bottom fixed mounting of shell 4 has fin 5, the upper end of heat conduction silica gel layer 3 is provided with rubber buffer 6, the bottom fixed mounting of rubber buffer 6 is at the top of shell 4.

Further, the upper end fixed mounting of core 1 has guide pin one 7, and the right side of guide pin one 7 is provided with guide pin two 8, and the upper end of guide pin one 7 is provided with negative pole lead 9, and the upper end of guide pin two 8 is provided with anodal lead 10, and negative pole lead 9 and anodal lead 10 upwards extend to the upside of shell 4, and negative pole lead 9 is shorter than anodal lead 10, can connect external circuit to be difficult to connect conversely.

Furthermore, the inner diameter of the hole 2 is equal to one third of the outer diameter of the shell 4, the air holes 11 which are uniformly distributed are formed in the outer wall of the hole 2, the air holes 11 are formed in the surface of the shell 4, the surface area of the capacitor can be increased, and the effect of improving heat dissipation is achieved.

Furthermore, the shell 4 is made of aluminum, and the radiating fins 5 are made of copper, so that the radiating performance is better.

The working principle is as follows: firstly, a through hole 2 is arranged in the middle of a core 1, a heat-conducting silica gel layer 3 is arranged on the surface of the core 1, a shell 4 is fixedly arranged on the outer side of the heat-conducting silica gel layer 3, a radiating fin 5 is fixedly arranged at the bottom of the shell 4, a rubber plug 6 is arranged at the upper end of the heat-conducting silica gel layer 3, the bottom end of the rubber plug 6 is fixedly arranged at the top of the shell 4, the heat-conducting silica gel layer 3 can play a role of protecting the core 1 while conducting heat, so that the stability of the capacitor is better, the through hole 2 penetrating through the core 1 is arranged in the front of and at the back of the core 1, the surface area of the core 1 is increased, meanwhile, the internal electrolyte is more dispersed, so that the radiating effect is improved, the temperature of the core 1 can be reduced from the bottom by the radiating fin 5, and the uniformly, so that the glass is not easy to be damaged due to overhigh temperature, thereby prolonging the service life of the glass.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a high-efficient radiating long-life high voltage aluminum electrolytic capacitor, includes the core, its characterized in that: the hole that runs through is seted up to the centre of core, the surface of core is provided with the heat conduction silica gel layer, the outside fixed mounting on heat conduction silica gel layer has the shell, the bottom fixed mounting of shell has the fin, the upper end on heat conduction silica gel layer is provided with the rubber buffer, the bottom fixed mounting of rubber buffer is at the top of shell.

2. The high-efficiency heat-dissipation long-life high-voltage aluminum electrolytic capacitor as recited in claim 1, wherein: the upper end fixed mounting of core has guide pin one, the right side of guide pin one is provided with guide pin two, the upper end of guide pin one is provided with the negative pole lead wire, the upper end of guide pin two is provided with anodal lead wire, negative pole lead wire and anodal lead wire upwards extend to the upside of shell.

3. The high-efficiency heat-dissipation long-life high-voltage aluminum electrolytic capacitor as recited in claim 1, wherein: the inner diameter of the hole is equal to one third of the outer diameter of the shell, air holes are uniformly distributed in the outer wall of the hole, and the air holes are formed in the surface of the shell.

4. The high-efficiency heat-dissipation long-life high-voltage aluminum electrolytic capacitor as recited in claim 1, wherein: the material of shell is the aluminium system material, the material of fin is the copper material.