Combined radiating fin

Abstract

The utility model belongs to the technical field of radiating fins, and particularly relates to a combined radiating fin which comprises a finned radiator, the finned radiator comprises an upper water tank and a lower water tank, a heat conduction pipe is arranged between the upper water tank and the lower water tank, a fin assembly is arranged on the heat conduction pipe, the fin assembly comprises a heat conduction sheet, and the heat conduction sheet is arranged on the heat conduction pipe. A fixing block and heat dissipation fins are arranged on the heat conduction piece, a fixing hole is formed in the fixing block, a through hole is formed in the heat conduction piece, a guide rod is installed in the through hole, a limiting nut is installed on the guide rod, and the heat dissipation fins are arranged on the heat conduction piece through the fixing block arranged on the heat conduction piece and the fixing hole formed in the fixing block. The two heat-conducting fins can be combined and fixed on the heat-conducting pipe, mounting and dismounting are convenient, through holes formed in the heat-conducting fins can be matched with limiting nuts to adjust the positions of the heat-conducting fins, different combination use can be conveniently carried out according to the adjustment of the distance between the heat-conducting fins, and compared with the prior art, practicability is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat sinks, in particular to a combined heat sink. Background Art

[0002] Car radiators generally use fin-type radiators, which can be divided into wound-type, string-type, welded-type and rolled-type radiators based on the fin structure.

[0003] The most widely used one is the steel-aluminum composite finned tube, which utilizes the pressure resistance of steel tubes and the high-efficiency thermal conductivity of aluminum and is compounded on a special machine tool. Its contact thermal resistance is almost zero under the working condition of 210℃. The steel-aluminum composite tube has irreplaceable advantages over other types of finned tube radiators.

[0004] The heat dissipation fins of the fin-type heat sink in the prior art are fixed by welding. The welded heat dissipation fins are inconvenient to install and disassemble, and it is inconvenient to clean the dust on the surface, so it needs to be improved. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] In view of the problems existing in the existing combined heat sinks, the utility model is proposed.

[0007] Therefore, the purpose of the utility model is to provide a combined heat sink, which can be combined and fixed on the heat pipe by means of the fixing blocks provided on the heat sinks and the fixing holes opened on the fixing blocks, so as to facilitate installation and disassembly. The positions of the heat sinks can be adjusted by means of the through holes provided on the heat sinks in cooperation with the limit nuts, so as to facilitate the use of different combinations according to the distance between the heat sinks, which greatly increases the practicality compared with the prior art.

[0008] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0009] A combined heat sink includes a fin heat sink;

[0010] The fin type radiator includes an upper water tank and a lower water tank, a heat conducting pipe is installed between the upper water tank and the lower water tank, a fin assembly is installed on the heat conducting pipe, the fin assembly includes a heat conducting sheet, a fixing block and heat dissipating fins are arranged on the heat conducting sheet, a fixing hole is opened on the fixing block, a through hole is opened on the heat conducting sheet, a guide rod is installed in the through hole, and a limiting nut is installed on the guide rod.

[0011] As a preferred solution of the combined heat sink described in the utility model, a water inlet is arranged on the top of the upper water tank, and the water inlet is connected to the engine coolant outlet.

[0012] As a preferred solution of the combined heat sink described in the utility model, a water outlet is provided at the bottom of the lower water tank, and the water outlet is connected to the engine coolant inlet.

[0013] As a preferred solution of the combined heat sink described in the utility model, wherein: the heat sink fins are multiple and evenly distributed on the heat conducting sheet and fixedly connected to the heat conducting sheet.

[0014] As a preferred solution of the combined heat sink described in the utility model, wherein: the heat conducting sheet is combined and fixed by two fixing bolts and fixing holes.

[0015] As a preferred solution of the combined heat sink described in the utility model, the heat conducting sheet is fixedly connected to the guide rod by a limiting bolt.

[0016] As a preferred solution of the combined heat sink described in the utility model, the fin assembly is a plurality of fin assemblies evenly distributed on the heat conducting pipe and in contact with and connected to the heat conducting pipe.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows: through the fixing blocks provided on the heat conducting plates and the fixing holes opened on the fixing blocks, the two heat conducting plates can be combined and fixed on the heat conducting tube, which is convenient for installation and disassembly; the positions of the heat conducting plates can be adjusted by cooperating with the limit nuts through the through holes provided on the heat conducting plates, which is convenient for adjusting the distance between the heat conducting plates and for using in different combinations, which greatly increases the practicality compared with the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the fin assembly of the utility model.

[0022] In the figure; 100 fin type radiator, 110 upper water tank, 111 water inlet, 120 lower water tank, 121 water outlet, 130 heat pipe, 200 fin assembly, 210 heat conductive sheet, 220 fixing block, 221 fixing hole, 230 through hole, 240 guide rod, 250 limit nut, 260 heat dissipating fin. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0025] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0026] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0027] The utility model provides the following technical solutions: a combined heat sink, during use, two heat conducting sheets can be combined and fixed on a heat conducting pipe through a fixing block provided on the heat conducting sheet and a fixing hole provided on the fixing block, which is convenient for installation and disassembly, and the position of the heat conducting sheet can be adjusted by cooperating with a limit nut through a through hole provided on the heat conducting sheet, which is convenient for adjusting the distance between the heat conducting sheets and for using in different combinations, which greatly increases the practicality compared with the prior art;

[0028] Figure 1-Figure 3 The structure diagram of the first embodiment of the combined heat sink of the utility model is shown in FIG. Figure 1-Figure 3, a combined heat sink of this embodiment, the main body of which includes a fin-type heat sink 100;

[0029] The fin type heat sink 100 includes an upper water tank 110 and a lower water tank 120, a heat conducting pipe 130 is installed between the upper water tank 110 and the lower water tank 120, a fin assembly 200 is installed on the heat conducting pipe 130, the fin assembly 200 includes a heat conducting sheet 210, a fixing block 220 and a heat dissipating fin 260 are arranged on the heat conducting sheet 210, a fixing hole 221 is opened on the fixing block 220, a through hole 230 is opened on the heat conducting sheet 210, a guide rod 240 is installed in the through hole 230, and a limiting nut 250 is installed on the guide rod 240. The upper water tank 110 is provided with a water inlet 111 at the top, and the water inlet 111 is connected to the engine coolant outlet. The lower water tank 120 is provided with a water outlet 121 at the bottom, and the water outlet 121 is connected to the engine coolant inlet. The heat dissipation fins 260 are evenly distributed on the heat conductive sheet 210 and fixedly connected to the heat conductive sheet 210. The heat conductive sheet 210 is fixedly connected to the guide rod 240 by a limit bolt. The fin assembly 200 is evenly distributed on the heat conductive sheet 210. The finned heat sink 100 is distributed on the heat conducting pipe 130 and is in contact with the heat conducting pipe 130. Specifically, the finned heat sink 100 is used to carry the upper water tank 110 and the lower water tank 120. The upper water tank 110 and the lower water tank 120 are used to carry the heat conducting pipe 130. The heat conducting pipe 130 is used to carry the fin assembly 200 to improve the heat dissipation efficiency. The water inlet 111 is used to connect with the coolant outlet of the automobile engine, and the water outlet 121 is used to connect with the coolant inlet of the engine. The fin assembly 200 is used to improve the heat dissipation efficiency of the heat conducting pipe 130. The heat conducting sheet 210 is used to contact and connect with the heat conducting pipe 130 for heat conduction. The fixing block 220 is used to fix and connect the two heat conducting sheets 210 by bolts so that the two heat conducting sheets 210 are in full contact with the heat conducting pipe 130. The fixing hole 221 is used to fix the heat conducting sheet 210 with the bolts. The through hole 230 is used to carry the guide rod 240. The guide rod 240 is used to cooperate with the limiting nut 250 to limit the heat conducting sheet 210 and adjust the position of the heat conducting sheet 210. The heat dissipation fin 260 is used to increase the heat dissipation efficiency of the heat conducting pipe 130.

[0030] Combination Figure 1-Figure 3 The combined heat sink of the present embodiment has the following specific working principle. Through the fixing block 220 provided on the heat conductive sheet 210 and the fixing hole 221 opened on the fixing block 220, the two heat conductive sheets 210 can be combined and fixed on the heat conductive pipe 130, which is convenient for installation and disassembly. The through hole 230 provided on the heat conductive sheet 210 can cooperate with the limit nut 250 to adjust the position of the heat conductive sheet 210, which is convenient for adjusting the distance between the heat conductive sheets 210 and convenient for different combinations. Compared with the prior art, the practicality is greatly increased.

[0031] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A combined heat sink, characterized in that: It includes a finned heat sink (100); The fin-type heat sink (100) comprises an upper water tank (110) and a lower water tank (120); a heat conducting pipe (130) is installed between the upper water tank (110) and the lower water tank (120); a fin assembly (200) is installed on the heat conducting pipe (130); the fin assembly (200) comprises a heat conducting sheet (210); a fixing block (220) and heat dissipating fins (260) are arranged on the heat conducting sheet (210); a fixing hole (221) is provided on the fixing block (220); a through hole (230) is provided on the heat conducting sheet (210); a guide rod (240) is installed in the through hole (230); and a limiting nut (250) is installed on the guide rod (240).

2. The combined heat sink according to claim 1, characterized in that: The top of the upper water tank (110) is provided with a water inlet (111), and the water inlet (111) is connected to the engine coolant outlet.

3. The combined heat sink according to claim 1, characterized in that: The bottom of the lower water tank (120) is provided with a water outlet (121), and the water outlet (121) is connected to the engine coolant inlet.

4. The combined heat sink according to claim 1, characterized in that: The heat dissipation fins (260) are multiple and evenly distributed on the heat conducting sheet (210), and are fixedly connected to the heat conducting sheet (210).

5. The combined heat sink according to claim 1, characterized in that: The heat conducting sheet (210) is composed of two pieces fixed together by means of fixing bolts and fixing holes (221).

6. The combined heat sink according to claim 1, characterized in that: The heat conducting sheet (210) is fixedly connected to the guide rod (240) via a limiting bolt.

7. The combined heat sink according to claim 1, characterized in that: The fin assembly (200) is a plurality of fin assemblies evenly distributed on the heat conducting pipe (130), and is in contact with and connected to the heat conducting pipe (130).

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