Air-cooling heat dissipation device of laser

Abstract

The utility model relates to the field of air-cooling heat dissipation, and particularly discloses a laser air-cooling heat dissipation device which comprises a heat conduction plate, a side air-cooling device and a top air-cooling device. A plurality of cooling fins are arranged on one face of the heat conduction plate, a contact plate is arranged on the other face of the heat conduction plate, the cooling fins are evenly arranged on the heat conduction plate, one ends of the cooling fins are fixedly connected with the heat conduction plate, the contact plate makes contact with a laser, the side air cooling device is arranged on one side of the heat conduction plate, and the side air cooling device is attached to the cooling fins. The side air cooling devices are in clearance contact with the cooling fins, the top air cooling device is arranged at the tops of the cooling fins, side plates are arranged on the two sides of the top air cooling device, and the side plates are connected with the heat conduction plate; according to the air-cooling heat dissipation device for the laser, the contact plate is used for absorbing heat of the laser, then the heat conduction plate is used for conducting the heat to the heat dissipation fins, heat dissipation is achieved through contact between the heat dissipation fins and air, and air circulation is accelerated through the side air-cooling device and the top air-cooling device, so that heat dissipation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of air cooling and heat dissipation, in particular to an air cooling and heat dissipation device for a laser. Background Art

[0002] Laser is a device that can emit laser light. According to the working medium, lasers can be divided into four categories: gas lasers, solid lasers, semiconductor lasers and dye lasers; free electron lasers have also been developed recently. High-power lasers usually have pulsed output.

[0003] Lasers are widely used in various application scenarios, but they generate a lot of heat during use. Heat accumulation inside the laser will cause the laser to become unusable, so the laser needs to be cooled. Directly using air cooling to dissipate heat is inefficient, so a laser air-cooling heat dissipation device is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a laser air-cooling heat dissipation device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laser air-cooling heat dissipation device, comprising a heat conducting plate, a side air-cooling device, and a top air-cooling device; a plurality of heat sinks are arranged on one side of the heat conducting plate, and a contact plate is arranged on the other side of the heat conducting plate, the heat sinks are evenly arranged on the heat conducting plate, one end of the heat sink is fixedly connected to the heat conducting plate, the contact plate is in contact with the laser, the side air-cooling device is arranged on one side of the heat conducting plate, the side air-cooling device is attached to the heat sink, and the gap between the side air-cooling device and the heat sink is in contact, the top air-cooling device is arranged on the top of the heat sink, side plates are arranged on both sides of the top air-cooling device, the side plates are connected to the heat conducting plate, a first frame is arranged on the side air-cooling device, a second mounting hole is arranged on the heat conducting plate, and a sheet fixing hole is arranged on the heat sink.

[0006] Preferably, a plurality of first fans are arranged inside the first frame, a first bracket is arranged inside the first frame, the first fans are arranged on the first bracket, and the first fans blow air into the heat sink.

[0007] Preferably, a second fan and a second bracket are provided inside the top air cooling device, the second fan is provided on the second bracket, and the second fan blows air toward the outside of the heat sink.

[0008] Preferably, the first frame is provided with frame side screw holes, the bottom of the side air cooling device is provided with a bottom plate, a bottom mounting hole is provided on the bottom plate, the bottom mounting hole and the second mounting hole are positioned correspondingly, fixing bolts are provided passing through the bottom mounting hole and the second mounting hole, and a connecting piece is provided between the sheet fixing hole and the frame side screw hole.

[0009] Preferably, the connecting member is provided with an insertion column, the insertion column is arranged inside the fixing hole of the sheet body, the connecting member is provided with a connecting nut, the connecting nut is provided with a connecting bolt, and the connecting bolt passes through the connecting nut and is screwed into the screw hole on the side of the frame.

[0010] Preferably, a first mounting hole is provided on the heat conduction plate, and a side mounting hole is provided on the side plate of the top air cooling device. The first mounting hole and the side mounting hole are located correspondingly, and fixing bolts are provided on the first mounting hole and the side mounting hole.

[0011] Compared with the prior art, the utility model has the following beneficial effects: absorbing heat through the contact plate, conducting the heat to the heat sink through the heat conduction plate, blowing air between the heat sinks through the side air cooling device, and extracting the air between the heat sinks through the top air cooling device, thereby realizing gas circulation inside the heat sink, and taking away a large amount of heat by quickly replacing the air to realize rapid heat dissipation of the laser; the side air cooling device is fixed to the side of the heat sink through the set connecting piece, reducing the distance between the side air cooling device and the heat sink, thereby reducing wind loss and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the heat conduction plate structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the side air cooling device of the utility model;

[0015] Figure 4 This is a schematic diagram of the structure of the top air cooling device of the utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the connector of the utility model;

[0017] Numbers in the figure: 1. heat conduction plate; 11. heat sink; 111. plate fixing hole; 12. first mounting hole; 13. second mounting hole; 14. contact plate; 2. side air cooling device; 21. first fan; 22. first bracket; 23. first frame; 231. frame side screw hole; 24. bottom plate; 241. bottom mounting hole; 3. top air cooling device; 31. second fan; 32. second bracket; 33. side plate; 331. side mounting hole; 4. connecting piece; 41. insert column; 42. connecting nut; 43. connecting bolt; 5. fixing bolt. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only 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.

[0019] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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 a limitation on the present invention.

[0020] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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.

[0021] See also Figure 1-5 The utility model provides a technical solution: a laser air-cooling heat dissipation device, comprising a heat conducting plate 1, a side air-cooling device 2, and a top air-cooling device 3; a plurality of heat sinks 11 are arranged on one side of the heat conducting plate 1, and a contact plate 14 is arranged on the other side of the heat conducting plate 1, the heat sinks 11 are evenly arranged on the heat conducting plate 1, one end of the heat sink 11 is fixedly connected to the heat conducting plate 1, the contact plate 14 is in contact with the laser, the side air-cooling device 2 is arranged on one side of the heat conducting plate 1, the side air-cooling device 2 is attached to the heat sink 11, and the gap between the side air-cooling device 2 and the heat sink 11 is in contact, the top air-cooling device 3 is arranged on the top of the heat sink 11, side plates 33 are arranged on both sides of the top air-cooling device 3, the side plates 33 are connected to the heat conducting plate 1, the side air-cooling device 2 is provided with a first frame 23, the heat conducting plate 1 has a second mounting hole 13, and the heat sink 11 is provided with a sheet fixing hole 111.

[0022] Furthermore, a plurality of first fans 21 are disposed inside the first frame 23 . A first bracket 22 is disposed inside the first frame 23 . The first fans 21 are disposed on the first bracket 22 . The first fans 21 blow air into the heat sink 11 .

[0023] Furthermore, a second fan 31 and a second bracket 32 ​​are provided inside the top air cooling device 3 . The second fan 31 is provided on the second bracket 32 ​​. The second fan 31 blows air toward the outside of the heat sink 11 .

[0024] Furthermore, a frame side screw hole 231 is provided on the first frame 23, a bottom plate 24 is provided at the bottom of the side air cooling device 2, a bottom mounting hole 241 is provided on the bottom plate 24, the bottom mounting hole 241 and the second mounting hole 13 correspond in position, a fixing bolt 5 is provided passing through the bottom mounting hole 241 and the second mounting hole 13, and a connecting member 4 is provided between the sheet fixing hole 111 and the frame side screw hole 231.

[0025] Furthermore, the connecting member 4 is provided with an insertion column 41, which is arranged inside the sheet fixing hole 111, and the connecting member 4 is provided with a connecting nut 42, which is provided with a connecting bolt 43, which passes through the connecting nut 42 and is screwed into the frame side screw hole 231.

[0026] Furthermore, a first mounting hole 12 is provided on the heat conducting plate 1 , and a side mounting hole 331 is provided on the side plate 33 of the top air cooling device 3 . The first mounting hole 12 and the side mounting hole 331 are positioned correspondingly, and fixing bolts 5 are provided on the first mounting hole 12 and the side mounting hole 331 .

[0027] Working principle: the contact plate 14 and the laser heating component are fitted together, the contact plate 14 absorbs the heat of the laser heating component, and the heat is transferred to the heat sink 11 through the heat conduction plate 1. The heat sink 11 dissipates the heat into the air, and the external air is drawn into between the heat sinks 11 through the side air cooling device 2, and the air between the heat sinks 11 is then drawn out through the top air cooling device 3, so as to realize the gas circulation inside the heat sink 11 and thus realize the rapid air cooling and heat dissipation inside the heat sink 11.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laser air-cooling heat dissipation device, characterized in that: The invention comprises a heat conducting plate (1), a side air cooling device (2), and a top air cooling device (3); a plurality of heat sinks (11) are arranged on one side of the heat conducting plate (1), a contact plate (14) is arranged on the other side of the heat conducting plate (1), the heat sinks (11) are evenly arranged on the heat conducting plate (1), one end of the heat sink (11) is fixedly connected to the heat conducting plate (1), the contact plate (14) is in contact with the laser, the side air cooling device (2) is arranged on one side of the heat conducting plate (1), and the side air cooling device (2) The side air cooling device (2) is attached to the heat sink (11), and there is a gap between the side air cooling device (2) and the heat sink (11). The top air cooling device (3) is arranged on the top of the heat sink (11). Side panels (33) are arranged on both sides of the top air cooling device (3). The side panels (33) are connected to the heat conducting plate (1). The side air cooling device (2) is provided with a first frame (23). The heat conducting plate (1) is provided with a second mounting hole (13). The heat sink (11) is provided with a sheet fixing hole (111).

2. The laser air-cooling heat dissipation device according to claim 1, characterized in that: A plurality of first fans (21) are arranged inside the first frame (23), a first bracket (22) is arranged inside the first frame (23), the first fans (21) are arranged on the first bracket (22), and the first fans (21) blow air into the heat sink (11).

3. The laser air-cooling heat dissipation device according to claim 1, characterized in that: A second fan (31) and a second bracket (32) are arranged inside the top air cooling device (3); the second fan (31) is arranged on the second bracket (32); and the second fan (31) blows air toward the outside of the heat sink (11).

4. The laser air-cooling heat dissipation device according to claim 1, characterized in that: The first frame (23) is provided with a frame side screw hole (231); the bottom of the side air cooling device (2) is provided with a bottom plate (24); the bottom plate (24) is provided with a bottom mounting hole (241); the bottom mounting hole (241) and the second mounting hole (13) are located correspondingly; a fixing bolt (5) is provided to pass through the bottom mounting hole (241) and the second mounting hole (13); and a connecting piece (4) is provided between the sheet body fixing hole (111) and the frame side screw hole (231).

5. The laser air-cooling heat dissipation device according to claim 4, characterized in that: The connecting member (4) is provided with an insertion column (41), and the insertion column (41) is arranged inside the sheet fixing hole (111). The connecting member (4) is provided with a connecting nut (42), and the connecting nut (42) is provided with a connecting bolt (43), and the connecting bolt (43) passes through the connecting nut (42) and is screwed into the frame side screw hole (231).

6. The laser air-cooling heat dissipation device according to claim 1, characterized in that: The heat conducting plate (1) is provided with a first mounting hole (12), and the side plate (33) of the top air cooling device (3) is provided with a side mounting hole (331), wherein the first mounting hole (12) and the side mounting hole (331) are located correspondingly. The first mounting hole (12) and the side mounting hole (331) are provided with fixing bolts (5).

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