CN221079831U

CN221079831U - Ox horn capacitor with heat dissipation function

Info

Publication number: CN221079831U
Application number: CN202322622446.5U
Authority: CN
Inventors: 徐德兵; 刘国新; 管在年; 李报; 刘长超; 熊莲
Original assignee: Yangzhou Gaoqiang Electronic Co ltd
Current assignee: Yangzhou Gaoqiang Electronic Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-06-04
Anticipated expiration: 2033-09-26

Abstract

The utility model discloses a ox horn capacitor with a heat dissipation function in the technical field of aluminum electrolytic capacitors, which comprises a ox horn capacitor body, wherein the bottom of the ox horn capacitor body is provided with a leading-out terminal; the top of the ox horn capacitor body is provided with an adjusting device; the adjusting device is connected with two groups of connecting rods with the same structure, and the adjusting device is used for driving the connecting rods at two sides to move in opposite directions; the connecting rods on two sides can move towards the outer wall of the ox horn capacitor body through the adjusting device, and then the heat conducting silica gel sheets can be driven to be clung to the outer wall of the ox horn capacitor body, so that heat can be effectively conducted out through the heat conducting silica gel sheets and transferred to the radiating fins through the heat conducting plates.

Description

Ox horn capacitor with heat dissipation function

Technical Field

The utility model relates to the technical field of aluminum electrolytic capacitors, in particular to a ox horn capacitor with a heat dissipation function.

Background

The ox horn capacitor is a ox horn type aluminum electrolytic capacitor, and is named because the lead-out terminal is bent in a ox horn shape.

When the ox horn capacitor is used, heat generated in the capacitor is outwards dispersed by means of the aluminum shell, the heat radiating area is small, the heat radiating effect is poor, and particularly under the conditions of sudden high current, high voltage and the like, the rapidly increased heat cannot be timely dispersed and is easy to short-circuit, so that a structure with an auxiliary heat radiating function is additionally arranged on the ox horn capacitor, and therefore, the ox horn capacitor with the heat radiating function is provided.

Disclosure of utility model

The present utility model is directed to a header capacitor with heat dissipation function, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the ox horn capacitor with the heat dissipation function comprises a ox horn capacitor body, wherein the bottom of the ox horn capacitor body is provided with a leading-out terminal;

The top of the ox horn capacitor body is provided with an adjusting device;

The adjusting device is connected with two groups of connecting rods with the same structure, and the adjusting device is used for driving the connecting rods at two sides to move in opposite directions;

The opposite sides of the connecting rods on the two sides are uniformly provided with radiating fins, the radiating fins are provided with heat conducting plates, and the heat conducting plates are provided with heat conducting silica gel sheets which are connected to the outer wall of the ox horn capacitor body in a fitting mode.

As a preferable embodiment of the ox horn capacitor with heat dissipation function of the present utility model, wherein: the radiating fins, the heat conducting plate and the heat conducting silica gel sheet are all arc-shaped structures.

As a preferable embodiment of the ox horn capacitor with heat dissipation function of the present utility model, wherein: through holes are uniformly and vertically formed in the radiating fins.

As a preferable embodiment of the ox horn capacitor with heat dissipation function of the present utility model, wherein: the adjusting device comprises a fixed box, the inner wall of the fixed box is rotationally connected with a rotating shaft through a bearing, screw rods are arranged on two sides of the rotating shaft, threads of the screw rods on two sides are opposite in rotation direction, connecting rods on two sides penetrate through two sides of the fixed box respectively and are connected to the screw rods on two sides in a threaded mode, driven bevel gears are arranged on the rotating shaft and are meshed with the driving bevel gears, the driving bevel gears are connected with a hand wheel, the hand wheel is arranged on a box opening through a bearing, and the box opening is connected to the top of the fixed box.

As a preferable embodiment of the ox horn capacitor with heat dissipation function of the present utility model, wherein: support blocks connected with the ox horn capacitor body are arranged at the periphery of the bottom of the fixing box, so that heat accumulation at the top of the ox horn capacitor body is avoided.

As a preferable embodiment of the ox horn capacitor with heat dissipation function of the present utility model, wherein: the box mouth is connected with a box cover through threads and is used for protecting and fixing the internal structure of the box.

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

1. The connecting rods at two sides can move towards the outer wall of the ox horn capacitor body through the adjusting device, and then the heat conducting silica gel sheets can be driven to be clung to the outer wall of the ox horn capacitor body, so that heat can be effectively conducted out through the heat conducting silica gel sheets and transferred to the radiating fins through the heat conducting plates;

2. Through the through holes formed in the radiating fins, heat flow from bottom to top is not affected; through set up the supporting shoe in the bottom of fixed box for fixed box unsettled place at the top of ox horn capacitor body, reduce the radiating influence in ox horn capacitor body top.

Drawings

FIG. 1 is a schematic plan view showing the overall structure of a header capacitor with heat dissipation function according to the present utility model;

fig. 2 is a schematic perspective view of the overall structure of a header capacitor with heat dissipation function according to the present utility model;

FIG. 3 is an enlarged schematic view of the heat conductive silicon sheet, heat conductive plate and heat sink structure of a header capacitor with heat dissipation function according to the present utility model;

fig. 4 is a schematic structural diagram of an adjusting device of a header capacitor with heat dissipation function according to the present utility model.

In the figure: 1. a header capacitor body; 2. a connecting rod; 3. a heat sink; 4. a heat conductive plate; 5. a thermally conductive silicone sheet; 6. a fixed box; 7. a rotating shaft; 8. a screw rod; 9. a driven bevel gear; 10. a drive bevel gear; 11. a hand wheel; 12. a through hole; 13. a box opening; 14. and a box cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As mentioned in the background art, the heat dissipation device aims at the problems of small heat dissipation area and poor heat dissipation effect in the prior art. The utility model provides a ox horn capacitor with a heat dissipation function.

Example 1

Referring to fig. 1 to 4, a header capacitor with a heat dissipation function includes a header capacitor body 1, a lead terminal provided at the bottom of the header capacitor body 1;

The top of the ox horn capacitor body 1 is provided with an adjusting device, so that the use of the ox horn capacitor body 1 is not affected;

the adjusting device is connected with two groups of connecting rods 2 with the same structure, and the adjusting device is used for driving the connecting rods 2 at two sides to move in opposite directions;

The opposite sides of both sides connecting rod 2 evenly are provided with fin 3, and be provided with heat conduction board 4 on the fin 3, be provided with the heat conduction silica gel piece 5 of laminating connection on ox horn capacitor body 1 outer wall on the heat conduction board 4, through driving the outer wall removal of both sides connecting rod 2 towards ox horn capacitor body, and then can drive heat conduction silica gel piece 5 and hug closely the outer wall of ox horn capacitor body 1, thereby can be through the effectual heat of deriving of heat conduction silica gel piece 5, the heat dissipates the heat on the fin 3 through heat conduction board 4 transfer, compared with the prior art, can dispel the heat together through heat conduction board 4 and fin 3, greatly increased the radiating area, thereby the radiating effect has been improved.

The radiating fins 3, the heat conducting plates 4 and the heat conducting silica gel sheets 5 are all of arc-shaped structures, and are arranged on the ox horn capacitor body 1 on the cylinder to be more fit.

Since the heat flows upwards, through holes 12 are uniformly and vertically formed in the radiating fins 3, and the heat emitted from the radiating fins is not influenced to flow upwards from bottom to top.

The adjusting device comprises a fixed box 6, a rotating shaft 7 is connected to the inner wall of the fixed box 6 through bearing rotation, screw rods 8 are arranged on two sides of the rotating shaft 7, threads of the screw rods 8 on two sides are opposite in rotation direction, two connecting rods 2 on two sides penetrate through two sides of the fixed box 6 respectively and are connected to the screw rods 8 on two sides in a threaded mode, so that two connecting rods 2 can move in opposite directions when the screw rods 8 rotate, namely, left connecting rods 2 move rightwards, right connecting rods 2 move leftwards to ensure that heat conducting silicon films 5 are attached to a ox horn capacitor body 1, driven bevel gears 9 are arranged on the rotating shaft 7, the driven bevel gears 9 are connected with a driving bevel gear 10 in a meshed mode, the driving bevel gears 10 are connected with a hand wheel 11, the hand wheel 11 is arranged on a box opening 13 through bearings, the box opening 13 is connected to the top of the fixed box 6, and the driving bevel gears 10 can drive the driven bevel gears 9 to rotate to drive the rotating shaft 7.

The bottom of fixed box 6 all is provided with the supporting shoe of being connected with ox horn capacitor body 1 all around, when playing fixed box 6 of installation for fixed box 6 unsettled place at the top of ox horn capacitor body 1, thereby can reduce the radiating influence in ox horn capacitor body 1 top.

Example 2

Referring to fig. 1, 2 and 4, in order to protect the internal structure of the fixed case 6 from accidental contact with the hand wheel 11, a case cover 14 is screwed on the case opening 13, and the case cover 14 is screwed after the position of the connecting rod 2 is adjusted.

The rest of the structure is the same as in embodiment 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The ox horn capacitor with the heat dissipation function is characterized in that: comprising the steps of (a) a step of,

The ox horn capacitor comprises a ox horn capacitor body (1), wherein a lead-out terminal is arranged at the bottom of the ox horn capacitor body (1);

the top of the ox horn capacitor body (1) is provided with an adjusting device;

The adjusting device is connected with two groups of connecting rods (2) with the same structure, and the adjusting device is used for driving the connecting rods (2) at two sides to move in opposite directions;

The opposite sides of the connecting rods (2) on the two sides are uniformly provided with radiating fins (3), the radiating fins (3) are provided with heat conducting plates (4), and the heat conducting plates (4) are provided with heat conducting silica gel sheets (5) which are connected to the outer wall of the ox horn capacitor body (1) in a fitting mode.

2. A header capacitor with heat dissipation function as defined in claim 1, wherein: the radiating fins (3), the heat conducting plate (4) and the heat conducting silica gel sheet (5) are all arc-shaped structures.

3. A header capacitor with heat dissipation function as defined in claim 1, wherein: through holes (12) are uniformly and vertically formed in the radiating fins (3).

4. A header capacitor with heat dissipation function as defined in claim 1, wherein: the adjusting device comprises a fixed box (6), the inner wall of the fixed box (6) is rotationally connected with a rotating shaft (7) through a bearing, screw rods (8) are arranged on two sides of the rotating shaft (7), threads of the screw rods (8) on two sides are opposite in rotation direction, connecting rods (2) on two sides penetrate through the two sides of the fixed box (6) respectively and are connected with the screw rods (8) on two sides in a threaded mode, driven bevel gears (9) are arranged on the rotating shaft (7), the driven bevel gears (9) are meshed with a driving bevel gear (10), the driving bevel gears (10) are connected with a hand wheel (11), the hand wheel (11) is arranged on a box opening (13) through a bearing, and the box opening (13) is connected to the top of the fixed box (6).

5. The header capacitor with heat dissipation function of claim 4, wherein: support blocks connected with the ox horn capacitor body (1) are arranged at the periphery of the bottom of the fixed box (6).

6. The header capacitor with heat dissipation function of claim 4, wherein: the box mouth (13) is connected with a box cover (14) through threads.