Radiating device of combiner

Abstract

The utility model relates to the technical field of heat dissipation devices, in particular to a heat dissipation device of a combiner, which comprises a combiner main body, an external assembly and a heat dissipation fan, concave-convex point positions are arranged at the top and the bottom of the combiner main body, the external assembly comprises two hollow plates, and the two hollow plates are arranged on the outer side of the combiner main body. The two hollowed-out plates are respectively close to the top surface and the bottom surface of the combiner main body, a plurality of first elastic telescopic rods are vertically and fixedly connected to the adjacent side walls of the two hollowed-out plates, and the output ends of the plurality of first elastic telescopic rods are respectively inserted between the plurality of concave-convex point positions; the heat dissipation fan is installed through mutual cooperation of the clamping strips on the hollowed-out plate, the flow rate of air near the combiner body is increased under the action of the heat dissipation fan so as to achieve heat dissipation of the combiner, and the heat dissipation effect of the heat dissipation fan is guaranteed in the mode of increasing the air flow rate. Under the cooperation of the external assembly, the linkage assembly and the heat dissipation fan, the adverse effect of concave-convex point positions on the installation of the heat dissipation assembly is ignored, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a heat dissipation device technical field, specifically a heat dissipation device of combiner. BACKGROUND

[0002] In wireless mobile communication system, the main function of combiner is to combine the input multi-band signal together and output to the same set of indoor distribution system. In engineering application, it needs to output 800MHz C network, 900MHz G network or other different frequencies at the same time. Using combiner, it can make a set of indoor distribution system work in CDMA frequency band, GSM frequency band or other frequency band.

[0003] For example, the existing patent publication No. CN210381707U provides a heat dissipation device of combiner, which comprises a box body, a box cover and a front heat dissipation plate. The box body is provided with the box cover on one side, and the box cover is provided with the front heat dissipation plate on the outside. The box cover is provided with a screw, and the box body is provided with an outlet hole on the upper side. The box body is provided with a No. 1 wire inlet hole on the lower side. The beneficial effect is that the front heat dissipation plate and the rear heat dissipation plate are set, so that the number of heat dissipation plates on the heat dissipation device is increased, the size of the heat dissipation plate is increased, and the heat dissipation efficiency is improved. The outlet hole, the No. 1 wire inlet hole and the No. 2 wire inlet hole are set, so that the signal line and the combiner connection are protected, and the signal line and the combiner connection are protected.

[0004] In the above technology, the heat dissipation of the combiner body is realized by the contact type heat radiation conduction of the heat dissipation plate. The top and bottom of part of the combiner shell are provided with bolts and other fixing structures for fixing the internal elements, which makes the top and bottom surfaces of the combiner shell uneven, which makes the contact area between the combiner shell and the heat dissipation plate smaller when the above structure is used for heat dissipation, and further leads to lower heat dissipation effect of the combiner.

[0005] Therefore, a heat dissipation device of combiner is proposed for the above problems. UTILITY MODEL CONTENTS

[0006] In order to make up for the shortcomings of the prior art, solve the problem that the top and bottom of part of the combiner shell are provided with bolts and other fixing structures for fixing the internal elements, which makes the top and bottom surfaces of the combiner shell uneven, which makes the contact area between the combiner shell and the heat dissipation plate smaller when the above structure is used for heat dissipation, and further leads to lower heat dissipation effect of the combiner, a heat dissipation device of combiner is proposed.

[0007] The utility model discloses a technical scheme that solves its technical problem is adopted: a kind of heat sink of combiner, including combiner main part and outer package component and heat dissipation fan, the top and bottom of the combiner main part are equipped with concave-convex point position, the outer package component includes two hollow boards, two the top surface and bottom surface of combiner main part are respectively close to two hollow boards, the adjacent side wall of two the hollow board is vertically fixed with a plurality of first elastic expansion link, the output end of a plurality of the first elastic expansion link is respectively inserted between a plurality of concave-convex point position, the both ends of two the hollow board are all provided with linkage assembly.

[0008] Preferably, the linkage assembly includes a plurality of second elastic expansion links, the two ends of the second elastic expansion links are vertically fixed with L-shaped connecting rods, the two L-shaped connecting rods are rotationally symmetric, one end of the L-shaped connecting rod is fixed with the hollow board side wall through a support.

[0009] Preferably, the two sides of the hollow board are fixed with clamping strips at the centers, the adjacent side walls of the two clamping strips are clamped with the outer wall of the heat dissipation fan, one end of the clamping strip is provided with a clamping hole, and the side corner of the heat dissipation fan is provided with a through hole.

[0010] Preferably, the top surface of the clamping strip is fixed with a positioning ring through a support, the inner wall of the positioning ring is slidably installed with a positioning rod, and one end of the positioning rod is in contact with the hollow board through the through hole and the clamping hole.

[0011] Preferably, the outer wall of the positioning rod is fixed with a positioning disc near the edge of one end, and the positioning disc is located below the positioning ring.

[0012] Preferably, the outer wall of the positioning rod is slidably sleeved with a spring, and the spring is located between the positioning disc and the positioning ring.

[0013] Preferably, one end of the positioning rod is fixed with a pull ring, and the pull ring is located above the positioning ring.

[0014] The utility model has the advantages that:

[0015] In the utility model, the outer package component and the linkage assembly are fixed to the outside of the combiner main body, the heat dissipation fan is installed through the cooperation between the clamping strips on the hollow board, the gas flow rate near the combiner main body is increased under the action of the heat dissipation fan to realize the heat dissipation of the combiner, the heat dissipation effect of the heat dissipation fan is ensured by increasing the air flow rate, the adverse effects of the concave-convex point position on the installation of the heat dissipation assembly are ignored through the cooperation of the outer package component, the linkage assembly and the heat dissipation fan, the practicability of the device is improved, and the concave-convex point position has no effect on the installation of the heat dissipation fan due to the elastic expansion characteristics of the second elastic expansion links. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0017] Figure 1 is a perspective view of the utility model;

[0018] Figure 2 is a perspective view of the hollow plate in the utility model;

[0019] Figure 3 is a perspective view of the combiner main body in the utility model;

[0020] Figure 4 is a perspective view of the hollow plate in the utility model;

[0021] Figure 5 is a perspective view of the heat dissipation fan and the positioning rod in the utility model;

[0022] Legend:

[0023] 1, combiner main body; 2, outer assembly; 3, heat dissipation fan; 11, concave-convex point position; 21, hollow plate; 22, first elastic expansion rod; 4, linkage assembly; 41, second elastic expansion rod; 42, L-shaped connecting rod; 23, clamping strip; 24, clamping hole; 31, through hole; 5, positioning ring; 6, positioning rod; 61, positioning disc; 62, spring; 63, pull ring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] The specific embodiments are given below.

[0026] Please refer to Figure 1 - Figure 5The utility model provides a kind of heat dissipation device of combiner, including combiner main body 1 and outer package component 2 and heat dissipation fan 3, the top and bottom of combiner main body 1 are equipped with concave-convex point position 11, outer package component 2 includes two hollow plates 21, two hollow plates 21 are respectively close to the top surface and bottom surface of combiner main body 1, the adjacent side wall of two hollow plates 21 is vertically fixed with a plurality of first elastic expansion bars 22, the output end of a plurality of first elastic expansion bars 22 is respectively inserted between a plurality of concave-convex point positions 11, the both ends of two hollow plates 21 are all provided with linkage assembly 4, outer package component 2 is installed in the outside of combiner main body 1 under the cooperation of linkage assembly 4, outer package component 2 is contacted with the outer wall of combiner main body 1 by first elastic expansion bar 22 on hollow plate 21, the characteristic of first elastic expansion bar 22 elastic expansion makes that combiner main body 1 outside concave-convex point position 11 will not produce adverse effect to the installation of hollow plate 21;

[0027] As Figure 1 、 Figure 2 And Figure 3 Indicated, linkage assembly 4 includes a plurality of second elastic expansion bars 41, the both ends of second elastic expansion bar 41 are vertically fixed with L-shaped connecting rod 42, two L-shaped connecting rods 42 are rotationally symmetrical, one end of L-shaped connecting rod 42 is fixed with hollow plate 21 side wall by support, two hollow plates 21 are connected by side wall L-shaped connecting rod 42 with the both ends of second elastic expansion bar 41, realize the linkage of two hollow plates 21 while making two second elastic expansion bars 41 have mutual extrusion elastic force, realize the installation of combiner main body 1 to outer package component 2 and linkage assembly 4 under the action of the elastic extrusion force;

[0028] As Figure 4 、 Figure 5 And Indicated, the both sides center of hollow plate 21 are fixed with clamping strip 23, the adjacent side wall of two clamping strips 23 and the outer wall of heat dissipation fan 3 are mutually clamped, one end of clamping strip 23 is provided with clamping hole 24, one side corner of heat dissipation fan 3 is provided with through hole 31, hollow plate 21 is installed by the mutual clamping of clamping strip 23 and the outer wall of heat dissipation fan 3, heat dissipation fan 3 can increase the air flow rate near combiner main body 1, guarantee the heat dissipation effect of combiner main body 1, wherein through hole 31 is the auxiliary structure provided on heat dissipation fan 3 for positioning heat dissipation fan 3;

[0029] Figure 1 、 Figure 4 And Figure 5As shown, the top surface of the card strip 23 is fixed with a positioning ring 5 through a support, the inner wall of the positioning ring 5 is slidingly installed with a positioning rod 6, one end of the positioning rod 6 is in contact with the hollow plate 21 through the through hole 31 and the clamping hole 24, the outer wall of the positioning rod 6 is fixed with a positioning circular plate 61 near the edge of one end, the positioning circular plate 61 is located below the positioning ring 5, the outer wall of the positioning rod 6 is slidingly sleeved with a spring 62, the spring 62 is located between the positioning circular plate 61 and the positioning ring 5, one end of the positioning rod 6 is fixed with a pull ring 63, the pull ring 63 is located above the positioning ring 5, the pull ring 63 is pulled out before the heat dissipation fan 3 is inserted into the card strip 23, the elastic force of the spring 62 is overcome, one end of the positioning circular plate 61 is moved up to above the card strip 23, at this time the through hole 31 on the heat dissipation fan 3 is aligned with the clamping hole 24, then the pulling force on the pull ring 63 is released, the spring 62 returns, the positioning rod 6 and the positioning circular plate 61 are away from the positioning ring 5 under the elastic force of the spring 62, at this time the positioning circular plate 61 penetrates below the clamping hole 24, and the heat dissipation fan 3 is fixed.

[0030] Working principle: The outer assembly 2 is installed outside the combiner main body 1 under the cooperation of the linkage assembly 4, the outer assembly 2 is in contact with the outer wall of the combiner main body 1 through the first elastic expansion rod 22 on the hollow plate 21, the elastic expansion characteristic of the first elastic expansion rod 22 makes the concave-convex point position 11 outside the combiner main body 1 not adversely affect the installation of the hollow plate 21

[0031] The two hollow plates 21 are connected with the two ends of the second elastic expansion rod 41 through the side wall L-shaped connecting rod 42, the linkage of the two hollow plates 21 is realized, and the two second elastic expansion rods 41 have the elastic force of mutual extrusion, the installation of the outer assembly 2 and the linkage assembly 4 on the combiner main body 1 is realized under the elastic extrusion force, the installation of the heat dissipation fan 3 is realized through the mutual clamping of the hollow plate 21 and the heat dissipation fan 3 by the card strip 23, the heat dissipation fan 3 can increase the air flow rate near the combiner main body 1, the pull ring 63 is pulled out before the heat dissipation fan 3 is inserted into the card strip 23, the elastic force of the spring 62 is overcome, one end of the positioning circular plate 61 is moved up to above the card strip 23, at this time the through hole 31 on the heat dissipation fan 3 is aligned with the clamping hole 24, then the pulling force on the pull ring 63 is released, the spring 62 returns, the positioning rod 6 and the positioning circular plate 61 are away from the positioning ring 5 under the elastic force of the spring 62, at this time the positioning circular plate 61 penetrates below the clamping hole 24, and the heat dissipation fan 3 is fixed.

[0032] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A heat dissipating device for a combiner, characterized by: Including combiner main body (1) and outer package assembly (2) and heat dissipation fan (3), the top and bottom of the combiner main body (1) are provided with concave-convex point positions (11), the outer package assembly (2) includes two hollow plates (21), two the hollow plates (21) are close to the top surface and the bottom surface of the combiner main body (1) respectively, the adjacent side walls of two the hollow plates (21) are vertically fixed with a plurality of first elastic expansion bars (22), the output ends of a plurality of the first elastic expansion bars (22) are respectively inserted between a plurality of concave-convex point positions (11), the both ends of two the hollow plates (21) are provided with linkage assembly (4).

2. A heat sink for a combiner according to claim 1, wherein: The linkage assembly (4) includes a plurality of second elastic expansion bars (41), the both ends of the second elastic expansion bar (41) are vertically fixed with L-shaped connecting rods (42), two the L-shaped connecting rods (42) are rotationally symmetrical, one end of the L-shaped connecting rod (42) is fixed with the hollow plate (21) side wall through the support.

3. A heat sink for a combiner according to claim 2, wherein: The both sides of the hollow plate (21) are fixed with the clamping strip (23), the adjacent side walls of two the clamping strip (23) and the outer wall of the heat dissipation fan (3) are mutually clamped, one end of the clamping strip (23) is provided with clamping hole (24), one side corner of the heat dissipation fan (3) is provided with through hole (31).

4. A heat sink for a combiner according to claim 3, wherein: The top surface of the clamping strip (23) is fixed with the positioning ring (5) through the support, the inner wall of the positioning ring (5) is slidably installed with the positioning rod (6), one end of the positioning rod (6) is in contact with the hollow plate (21) through the through hole (31) and the clamping hole (24).

5. A heat sink for a combiner according to claim 4, wherein: The outer wall of the positioning rod (6) is fixed with the positioning circular plate (61) near one end edge, the positioning circular plate (61) is located below the positioning ring (5).

6. A heat sink for a combiner according to claim 5, wherein: The outer wall of the positioning rod (6) is slidably sleeved with spring (62), the spring (62) is located between the positioning circular plate (61) and the positioning ring (5).

7. A heat sink for a combiner according to claim 6, wherein: One end of the positioning rod (6) is fixed with the pull ring (63), the pull ring (63) is located above the positioning ring (5).

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