CN216487878U

CN216487878U - Turbulent flow type heat dissipation device of static reed of relay

Info

Publication number: CN216487878U
Application number: CN202122404349.XU
Authority: CN
Inventors: 王文俊; 李永红; 李亮亮
Original assignee: Churod Electronics Co ltd
Current assignee: Churod Electronics Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-05-10
Anticipated expiration: 2031-09-30

Abstract

The application relates to the technical field of relays, in particular to a turbulent type heat dissipation device of a static reed of a relay. Comprises at least one group of radiating components connected with the static reed; the heat dissipation assembly comprises a plurality of heat dissipation frame bodies, a plurality of heat dissipation windows are formed in each heat dissipation frame body, and heat dissipation plates bent inwards or outwards are formed on the heat dissipation windows. Under the condition of an external wind source, turbulent airflow can be formed between the two sides of the heat dissipation frame body by arranging the heat dissipation windows on the two sides of the heat dissipation frame body, so that the turbulent heat dissipation effect is realized; simultaneously through the design have a plurality of heating panels that extend to the outside, realize the area of contact of increase and external air current to improve the radiating efficiency, this simple structure simple to operate, the vortex nature is strong, and the radiating effect is good.

Description

Turbulent flow type heat dissipation device of static reed of relay

Technical Field

The application relates to the technical field of relays, in particular to a turbulent type heat dissipation device of a static reed of a relay.

Background

In a high-power photovoltaic inverter circuit, two approaches are mainly used for radiating static reeds of an electromagnetic relay: one is a guide type heat dissipation method, and the other is an auxiliary type heat dissipation method. The guiding heat dissipation mode mainly depends on the high conduction characteristic of the copper material of the static reed to heat, and the temperature of the static reed is transferred out, but for heat dissipation under the high-temperature environment, the heat dissipation effect of the copper material is not good, the heat dissipation efficiency is low, and the fixed glue dispensing is needed when the base is installed, so that the process requirement is high, the cost is high, and the risk of increasing the reject ratio is caused. In the aspect of auxiliary heat dissipation, the heat exchange area is increased mostly by adopting a punching process, however, the increased heat dissipation area is limited, and the problem of poor heat dissipation efficiency caused by insufficient utilization of an external wind source is solved.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, the present application provides a turbulent flow type heat dissipation device for a static reed of a relay, comprising at least one set of heat dissipation components connected to the static reed; the heat dissipation assembly comprises a plurality of heat dissipation frame bodies, a plurality of heat dissipation windows are formed in each heat dissipation frame body, and heat dissipation plates bent inwards or outwards are formed on the heat dissipation windows.

Preferably, the heat dissipation frame further comprises a fixing frame, the fixing frame is riveted or screwed with the static reed, and the heat dissipation frame body is installed on the fixing frame.

Preferably, the edge of the heat dissipation support body is formed with a plurality of limit of bending, a plurality of the heat dissipation support body sets up relatively, and the limit of bending passes through rivet fixed connection, one of them of heat dissipation support body the limit of bending with the mount passes through rivet fixed connection.

Preferably, the heat dissipation windows on the heat dissipation frame body are arranged into a plurality of rows, and the plurality of heat dissipation plates on the heat dissipation frame body are arranged in a staggered mode.

Preferably, the fixing frame is L-shaped, and a guide hole is formed in the side edge of the fixing frame; the bottom edge of the fixing frame is riveted with the bending edge of the heat dissipation frame body.

Preferably, the heat dissipation plate is connected to any one edge of the periphery of the heat dissipation window.

Preferably, the heat dissipation frame body, the fixing frame and the heat dissipation plate are made of aluminum materials.

Preferably, the bending angle of the heat dissipation plate is 30-60 °.

From the above, the following beneficial effects can be obtained by applying the method provided by the present application: according to the scheme, at least one group of radiating assemblies is connected to the static spring, each radiating assembly comprises a plurality of radiating frame bodies, heat on the static spring is conducted to each radiating frame body, a plurality of radiating windows are formed in each radiating frame body, each radiating window is connected with a radiating plate bent inwards or outwards, turbulent airflow can be formed between two sides of each radiating frame body by arranging the radiating windows on two sides of each radiating frame body under the condition of an external wind source, and the turbulent radiating effect is achieved; simultaneously through the design have a plurality of heating panels that extend to the outside, realize the area of contact of increase and external air current to improve the radiating efficiency, this simple structure simple to operate, the vortex nature is strong, and the radiating effect is good.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present application or the prior art will be briefly described below. It should be apparent that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained by those skilled in the art without inventive exercise.

FIG. 1 is a schematic view of an assembly of a turbulent heat dissipation device of a static reed of a relay according to an embodiment of the present disclosure;

FIG. 2 is a side view of a turbulent heat dissipation device of a static reed of a relay according to an embodiment of the present disclosure;

fig. 3 is a perspective view of a turbulent heat dissipation device of a static reed of a relay according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In order to solve the above technical problem, the present embodiment provides a turbulent flow type heat dissipation device for a static reed of a relay, which is configured to be installed on the static reed 10 of the relay 40, as shown in fig. 1, the turbulent flow type heat dissipation device includes at least one set of heat dissipation assemblies 20 connected to the static reed 10, each heat dissipation assembly 20 includes a plurality of heat dissipation frame bodies 21, where one or more heat dissipation frame bodies 21 may be provided, heat on the static reed 10 is conducted to the heat dissipation frame body 21, a plurality of heat dissipation windows 22 are provided on the heat dissipation frame body 21, each heat dissipation window 22 is connected to form a heat dissipation plate 23 bent inwards or outwards, and under the condition of an external wind source, turbulent flow type air flow can be formed between two sides of the heat dissipation frame body 21 by providing the heat dissipation windows 22 on two sides of the heat dissipation frame body 21, so as to achieve a turbulent flow type heat dissipation effect; be formed with the heating panel 23 of inside or outside bending on every heat dissipation window 22, realize the radiating effect of vortex through the area of contact of the heating panel 23 realization increase that extends to the outside and external air current to improve the radiating efficiency, this simple structure simple to operate, the vortex nature is strong, and the radiating effect is good.

It should be noted that, according to the size and functional requirements of the relay 40, multiple sets of heat dissipation assemblies 20 may be connected to the stationary spring 10, and the heat dissipation efficiency of the stationary spring 10 is improved by the heat dissipation assemblies 20, in this embodiment, a set of heat dissipation assemblies 20 is provided, where the number of the heat dissipation assemblies 20 is not limited.

Specifically, in order to realize installing radiator unit 20 on stationary spring 10, still include mount 30, mount 30 rivets or screwed connection with stationary spring 10, radiator support body 21 installs on mount 30, and then connect radiator support body 21 and stationary spring 10 through mount 30, mount 30 is L shape or rectangle form, guide hole 31 has been seted up to mount 30's side, and then realize mount 30 and stationary spring 10's riveting or screwed connection through guide hole 31, mount 30's base passes through riveted connection with radiator support body 21. In order to improve the heat dissipation efficiency, the heat dissipation frame body 21, the fixing frame 30 and the heat dissipation plate 23 are made of aluminum materials, and compared with copper materials, the heat dissipation performance of the aluminum materials is better.

Further, as shown in fig. 2-3, the heat dissipation assembly 20 includes a plurality of heat dissipation frame bodies 21, in order to achieve interconnection of the plurality of heat dissipation frame bodies 21, the plurality of heat dissipation frame bodies 21 are disposed side by side along the same direction, and a plurality of bending edges 25 are formed at the edge of each heat dissipation frame body 21, wherein the bending edges 25 of the heat dissipation frame body 21 of the embodiment are disposed at the top edge and the bottom edge of the heat dissipation frame body 21, and further, the bending edges 25 may be disposed at the side edges or the four peripheral surfaces of the heat dissipation frame body 21 according to functional requirements. Wherein, the height of the edge 25 of bending of every heat dissipation support body 21 is inconsistent, and then the edge 25 of bending of every heat dissipation support body 21 overlaps from top to bottom in same vertical face formation, and rethread rivet 24 passes through rivet 24 fixed connection with the edge 25 of bending of every heat dissipation support body 21, and further, the one of them edge 25 of bending of heat dissipation support body 21 passes through rivet 24 fixed connection with mount 30, and then will realize that heat dissipation support body 21 is connected with mount 30. Furthermore, the plurality of heat dissipation frame bodies 21 may be an integrally formed structure, that is, the plurality of heat dissipation frame bodies 21 may be formed into any shape such as a rectangular shape, and then the heat dissipation frame bodies 21 are fixed on the fixing frame 30.

In order to improve the contact area between the heat dissipation frame body 21 and the external airflow, the heat dissipation windows 22 are arranged in a plurality of rows on the heat dissipation frame body 21, wherein the number of the rows can be determined according to the size of the heat dissipation frame body 21, and no limitation is made herein, the heat dissipation plates 23 on each heat dissipation frame body 21 are arranged in a staggered manner in the horizontal direction, and then the heat dissipation plates 23 are arranged and bent in a staggered arrangement manner, so that the contact area with the external convection is improved as much as possible, and the effect of improving the turbulent flow heat dissipation is realized. The bending angle of the heat dissipation plate 23 can be 30-60 degrees, the bending angle of the heat dissipation plate 23 is selected from 30 degrees, 60 degrees and 45 degrees, the preferred bending angle is selected from 45 degrees, the air convected through the heat dissipation window 22 is in contact with the 45-degree bent heat dissipation plate 23, and the air flow is guaranteed to flow while the contact maximization is achieved. Wherein, the bending orientation of the heating panel 23 on the two liang of heat dissipation support bodies 21 that this embodiment provided is relative setting, and the heating panel 23 on two liang of heat dissipation support bodies 21 is inwards bent promptly, and then passes through the radiating effect of vortex through this mode of arranging. The bending directions of the heat dissipation plates 23 on the heat dissipation frame body 21 may be the same direction. The heat dissipation convection area is increased by designing a plurality of heat dissipation plates 23.

Further, as shown in fig. 3, in order to connect the heat dissipation plate 23 and the heat dissipation window 22, the heat dissipation plate 23 is connected to any edge of the periphery of the heat dissipation window 22, specifically, the heat dissipation plate 23 in this embodiment is connected to the upper edge of the heat dissipation window 22. The heat dissipation plate 23 may be connected to a lower edge or a side edge of the heat dissipation window 22, and air convected through the heat dissipation window 22 contacts the heat dissipation plate 23, thereby achieving the purpose of heat conduction and heat dissipation.

To sum up, according to the scheme of the application, at least one group of heat dissipation assemblies are connected to the static spring pieces, each heat dissipation assembly comprises a plurality of heat dissipation frame bodies, heat on the static spring pieces is conducted to the heat dissipation frame bodies, a plurality of heat dissipation windows are formed in the heat dissipation frame bodies, each heat dissipation window is connected with a heat dissipation plate which is bent inwards or outwards, turbulent air flow can be formed between two sides of each heat dissipation frame body by arranging the heat dissipation windows on two sides of each heat dissipation frame body under the condition of an external wind source, and the turbulent heat dissipation effect is achieved; be formed with the heating panel of inside or outside bending on every heat dissipation window, realize the radiating effect of vortex through the design has a plurality of heating panels that extend to the outside to realize the area of contact of increase and external air current to improve the radiating efficiency, this simple structure simple to operate, the vortex nature is strong, and the radiating effect is good.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. The utility model provides a turbulent flow formula heat abstractor of relay static reed which characterized in that: comprises at least one group of radiating components (20) connected with the static reed (10); the heat dissipation assembly (20) comprises a plurality of heat dissipation frame bodies (21), a plurality of heat dissipation windows (22) are formed in the heat dissipation frame bodies (21), and heat dissipation plates (23) which are bent inwards or outwards are formed in each heat dissipation window (22).

2. The turbulent heat sink of the static reed of the relay according to claim 1, wherein: still include mount (30), mount (30) with stationary reed (10) riveting or screwed connection, heat dissipation support body (21) install in on mount (30).

3. The turbulent heat sink of the static reed of the relay according to claim 2, wherein: the edge of heat dissipation support body (21) is formed with a plurality of limit (25) of bending, a plurality of heat dissipation support body (21) sets up relatively, and just bends limit (25) and pass through rivet (24) fixed connection, one of them of heat dissipation support body (21) bend limit (25) with mount (30) pass through rivet (24) fixed connection.

4. The turbulent heat sink of the static reed of the relay according to claim 3, wherein: the heat dissipation frame is characterized in that a plurality of rows of heat dissipation windows (22) on the heat dissipation frame body (21) are arranged, and a plurality of heat dissipation plates (23) on the heat dissipation frame body (21) are arranged in a staggered mode.

5. The turbulent heat sink of the static reed of the relay according to claim 3, wherein: the fixing frame (30) is L-shaped or rectangular, and a guide hole (31) is formed in the side edge of the fixing frame (30); the bottom edge of the fixing frame (30) is riveted with the bending edge (25) of the heat dissipation frame body (21).

6. The turbulent heat sink of the static reed of the relay according to claim 1, wherein: the heat dissipation plate (23) is connected to any one edge of the four peripheries of the heat dissipation window (22).

7. The turbulent heat sink of the static reed of the relay according to claim 3, wherein: the heat dissipation frame body (21), the fixing frame (30) and the heat dissipation plate (23) are made of aluminum materials.

8. The turbulent heat sink of the static reed of the relay according to claim 4, wherein: the bending angle of the heat dissipation plate (23) is 30-60 degrees.