Heat dissipation assembly and electrical protection device

Abstract

The utility model belongs to the technical field of heat dissipation tools, and particularly relates to a heat dissipation assembly and an electrical protection device, and the heat dissipation assembly comprises a water-cooling heat dissipation unit, a heat conduction unit and a liquid inlet control unit. Wherein a liquid cooling flow channel is arranged in the water cooling heat dissipation unit, a liquid inlet and a liquid outlet are formed in the water cooling heat dissipation unit, and the liquid inlet and the liquid outlet are communicated with the liquid cooling flow channel; the heat conduction unit is attached to the water-cooling heat dissipation unit. The liquid inlet control unit is mounted at the liquid inlet; a to-be-cooled body is placed in the water-cooling heat dissipation unit, so that the to-be-cooled body abuts against the heat conduction unit; the water-cooling heat dissipation unit, the heat conduction unit and the fuse are installed, the liquid inlet control unit is connected with the liquid cooling unit refrigerant medium circulation system and the water-cooling heat dissipation unit, heat is taken away by means of a liquid cooling unit refrigerant medium, the temperature of a fuse melt is reduced, the equipment stability is improved, the structure is simple, the cost is low, and the application range is wide. Rapid cooling of the fuse can be realized in the presence of a liquid cooling unit.

Description

Technical Field

[0001] The utility model belongs to the technical field of heat dissipation tooling, and in particular relates to a heat dissipation component and an electrical protection device. Background Art

[0002] A fuse is an electrical protection device that is used to cut off power when the circuit is overloaded or short-circuited to prevent damage to the equipment. It is widely used in high-voltage boxes, booster bins, switch cabinets, transformer cabinets and other equipment. Since the fuse itself is also a heat source, the fuse needs to dissipate heat.

[0003] The prior art uses natural heat dissipation or the installation of cooling fans to assist in heat dissipation. When the rated current is small and the equipment protection level requirement is not high, natural heat dissipation or fan-assisted heat dissipation can be used. For equipment with large current and high protection level, the above heat dissipation solution is not applicable.

[0004] Therefore, it is urgent to develop a new heat dissipation component and electrical protection device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a heat dissipation component and an electrical protection device.

[0006] In order to solve the above technical problems, the utility model provides a heat dissipation component, which includes: a water-cooled heat dissipation unit, a heat conduction unit and a liquid inlet control unit; wherein a liquid cooling channel is arranged in the water-cooled heat dissipation unit, and a liquid inlet and a liquid outlet are opened on the water-cooled heat dissipation unit, and the liquid inlet and the liquid outlet are connected with the liquid cooling channel; the heat conduction unit is mounted on the water-cooled heat dissipation unit; the liquid inlet control unit is installed at the liquid inlet to control the opening or closing of the liquid inlet; the water-cooled heat dissipation unit is suitable for placing a body to be cooled so that the body to be cooled is against the heat conduction unit.

[0007] Specifically, the water-cooled heat dissipation unit includes: a radiator; a liquid cooling channel is arranged in the radiator, and a liquid inlet and a liquid outlet are opened on the radiator, and the liquid inlet and the liquid outlet are connected to the liquid cooling channel; the heat conduction unit is mounted on the inner side of the radiator.

[0008] Specifically, a plurality of heat dissipation fins are arranged on the outer side of the heat sink.

[0009] Specifically, the radiator is arranged in a U shape.

[0010] Specifically, the liquid inlet and the liquid outlet are suitable for connecting to a refrigerant circulation system of a liquid cooling unit.

[0011] Specifically, the heat conduction unit includes: a heat conduction film; the heat conduction film is mounted on the inner side of the heat sink.

[0012] Specifically, the liquid inlet control unit includes: a solenoid valve; the solenoid valve is installed at the liquid inlet.

[0013] Specifically, the heat dissipation component further includes: a temperature detection unit; the temperature detection unit is installed on the water-cooled heat dissipation unit to detect the temperature of the heat body to be dissipated.

[0014] Specifically, the temperature detection unit includes: a temperature sensor; the temperature sensor is installed on the inner side of the water cooling unit.

[0015] On the other hand, the utility model provides an electrical protection device, which comprises: the heat dissipation component and a fuse as described above; wherein the fuse is installed on the heat dissipation component.

[0016] The beneficial effect of the utility model is that the utility model is installed through a water-cooled heat dissipation unit, a heat conduction unit and a fuse, and at the same time connects the refrigerant circulation system of the liquid cooling unit and the water-cooled heat dissipation unit through a liquid inlet control unit, so that the refrigerant of the liquid cooling unit can take away heat, reduce the melt temperature of the fuse, and improve the stability of the equipment. The utility model has a simple structure and low cost, and can realize rapid cooling of the fuse in the presence of a liquid cooling unit.

[0017] Other features and advantages of the present invention will be set forth in the following description, and in part will become apparent from the description, or may be understood by implementing the present invention.

[0018] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural diagram of the heat dissipation component of the utility model;

[0021] Figure 2 It is a structural diagram of the electrical protection device of the utility model.

[0022] In the figure:

[0023] 1. Radiator; 101. Liquid inlet; 102. Liquid outlet; 2. Heat sink fins; 3. Thermal conductive film; 4. Solenoid valve; 5. Temperature sensor; 6. Fuse. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1, in this embodiment, as Figure 1 As shown, this embodiment provides a heat dissipation component, which includes: a water-cooled heat dissipation unit, a heat conduction unit and a liquid inlet control unit; wherein the water-cooled heat dissipation unit is provided with a liquid cooling channel, and the water-cooled heat dissipation unit is provided with a liquid inlet 101 and a liquid outlet 102, and the liquid inlet 101 and the liquid outlet 102 are connected with the liquid cooling channel; the heat conduction unit is mounted on the water-cooled heat dissipation unit; the liquid inlet control unit is installed at the liquid inlet 101 to control the liquid inlet 101 to be opened or closed; the water-cooled heat dissipation unit is suitable for placing a body to be cooled so that the body to be cooled is against the heat conduction unit.

[0026] In this embodiment, this embodiment is installed through a water-cooled heat dissipation unit, a heat conduction unit and a fuse 6, and at the same time, the refrigerant circulation system of the liquid cooling unit and the water-cooled heat dissipation unit are connected through a liquid inlet control unit, so that the refrigerant of the liquid cooling unit can take away heat, reduce the melt temperature of the fuse 6, and improve the stability of the equipment. In addition, the structure is simple and the cost is low, and the fuse 6 can be quickly cooled down when there is a liquid cooling unit.

[0027] In order to dissipate heat for the fuse 6, the water-cooled heat dissipation unit includes: a radiator 1; a liquid cooling channel is arranged in the radiator 1, and a liquid inlet 101 and a liquid outlet 102 are opened on the radiator 1, and the liquid inlet 101 and the liquid outlet 102 are connected to the liquid cooling channel; the heat conduction unit is mounted on the inner side of the radiator 1.

[0028] Specifically, the fuse 6 is installed in the radiator 1 , and the fuse 6 is connected to a heat conduction unit. Heat of the fuse 6 is transferred to the radiator 1 through the heat conduction unit, and then is taken away by the coolant in the liquid cooling channel in the radiator 1 .

[0029] In order to improve the heat dissipation effect of the radiator 1 , a plurality of heat dissipation fins 2 are arranged on the outer side of the radiator 1 .

[0030] In order to facilitate fixing of the fuse 6 and the heat sink 1 , the heat sink 1 is arranged in a U shape.

[0031] In order to realize liquid cooling circulation, the liquid inlet 101 and the liquid outlet 102 are suitable for connecting to the refrigerant medium circulation system of the liquid cooling unit.

[0032] As an optional implementation of the heat conduction unit, the heat conduction unit includes: a heat conduction film 3 ; the heat conduction film 3 is mounted on the inner side of the heat sink 1 .

[0033] Specifically, the thermally conductive adhesive sheet 3 can conduct the heat of the fuse 6 to the heat sink 1 .

[0034] In order to facilitate the exchange of the coolant in the radiator 1 , the liquid inlet control unit includes: a solenoid valve 4 ; the solenoid valve 4 is installed at the liquid inlet 101 .

[0035] Specifically, the solenoid valve 4 can control the on / off of the liquid cooling channel in the radiator 1 and the refrigerant medium circulation system of the liquid cooling unit.

[0036] In order to conveniently detect the temperature of the heat dissipation body, the heat dissipation assembly further includes: a temperature detection unit; the temperature detection unit is installed on the water-cooled heat dissipation unit to detect the temperature of the heat dissipation body.

[0037] As an optional implementation of the temperature detection unit, the temperature detection unit includes: a temperature sensor 5; the temperature sensor 5 is installed on the inner side of the water cooling unit.

[0038] Specifically, the thermal conductive film 3 is attached to the radiator 1, and then the radiator 1 is clamped on the outer shell of the fuse 6, the branch pipe of the liquid cooling unit is connected to the liquid inlet 101 and the liquid outlet 102 of the radiator 1, and the solenoid valve 4 and the temperature sensor 5 are connected to the background monitoring device. When the background monitoring device detects that the fuse 6 is at a high temperature, the solenoid valve 4 at the liquid inlet 101 is controlled to be energized, and the liquid cooling flow channel inside the radiator 1 is connected to the refrigerant circulation system of the liquid cooling unit, and the heat of the fuse 6 is taken away by the refrigerant, so that the fuse 6 is cooled down.

[0039] Embodiment 2, on the basis of embodiment 1, as Figure 1 to Figure 2 As shown, this embodiment provides an electrical protection device, which includes: a heat dissipation assembly and a fuse 6 as provided in Embodiment 1; wherein the fuse 6 is installed on the heat dissipation assembly.

[0040] In summary, the utility model is installed through a water-cooled heat dissipation unit, a heat conduction unit and a fuse, and at the same time connects the refrigerant circulation system of the liquid cooling unit and the water-cooled heat dissipation unit through a liquid inlet control unit, so that the refrigerant of the liquid cooling unit can take away heat, reduce the melt temperature of the fuse, and improve the stability of the equipment. It has a simple structure and low cost, and can achieve rapid cooling of the fuse in the presence of a liquid cooling unit.

[0041] All devices (parts without specific structure) selected in this application are universal standard parts or parts known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods. In addition, the software programs involved in this application are all prior art, and this application does not involve any improvement to the software programs.

[0042] In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0043] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0044] In the several embodiments provided in the present application, it should be understood that the disclosed systems, devices and methods can be implemented in other ways. The device embodiments described above are merely schematic. For example, the division of the units is only a logical function division. There may be other division methods in actual implementation. For example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some communication interfaces, and the indirect coupling or communication connection of devices or units can be electrical, mechanical or other forms.

[0045] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0046] In addition, each functional unit in each embodiment of the present utility model may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.

[0047] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A heat dissipation component, It is characterized in that include: Water cooling unit, heat conduction unit and liquid inlet control unit; in A liquid cooling channel is arranged in the water cooling heat dissipation unit, and a liquid inlet and a liquid outlet are opened on the water cooling heat dissipation unit, and the liquid inlet and the liquid outlet are connected with the liquid cooling channel; The heat conduction unit is mounted on the water cooling unit; The liquid inlet control unit is installed at the liquid inlet to control the opening or closing of the liquid inlet; The water-cooling heat dissipation unit is suitable for placing a heat dissipation object so that the heat dissipation object and the heat conduction unit are against each other.

2. The heat dissipation assembly according to claim 1, It is characterized in that The water cooling unit comprises: a radiator; A liquid cooling channel is arranged in the radiator, and a liquid inlet and a liquid outlet are provided on the radiator, and the liquid inlet and the liquid outlet are connected with the liquid cooling channel; The heat conduction unit is mounted on the inner side of the heat sink.

3. The heat dissipation assembly according to claim 2, It is characterized in that A plurality of heat dissipation fins are arranged on the outer side of the radiator.

4. The heat dissipation assembly according to claim 2, It is characterized in that The radiator is arranged in a U shape.

5. The heat dissipation assembly according to claim 2, It is characterized in that The liquid inlet and the liquid outlet are suitable for connecting to the refrigerant circulation system of the liquid cooling unit.

6. The heat dissipation assembly according to claim 4, It is characterized in that The heat conduction unit comprises: a heat conduction film; The thermal conductive film is mounted on the inner side of the radiator.

7. The heat dissipation assembly according to claim 1, It is characterized in that The liquid inlet control unit comprises: a solenoid valve; The solenoid valve is installed at the liquid inlet.

8. The heat dissipation assembly according to claim 1, It is characterized in that Also includes: Temperature detection unit; The temperature detection unit is installed on the water-cooling heat dissipation unit to detect the temperature of the heat dissipation object.

9. The heat dissipation assembly according to claim 8, It is characterized in that The temperature detection unit includes: a temperature sensor; The temperature sensor is installed on the inner side of the water cooling unit.

10. An electrical protection device, It is characterized in that include: The heat dissipation assembly and the fuse according to any one of claims 1 to 9; in The fuse is mounted on the heat dissipation component.

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