Fan fixing structure and CPU heat dissipation module

Abstract

The utility model provides a fan fixing structure and a CPU radiating module, and relates to the technical field of fixing structures, the fan fixing structure comprises two rectangular blocks, one side of each rectangular block is provided with a fan shell and a radiating fin, the outer surface of each rectangular block is provided with a fixing device, the fixing device comprises a threaded cylinder, and the threaded cylinder is provided with a threaded hole. The two ends of the threaded cylinder are rotationally connected with the inner walls of the two rectangular blocks respectively, the inner wall of the threaded cylinder is in threaded connection with two screw rods, the ends, away from the threaded cylinder, of the screw rods are fixedly connected with L-shaped rods, one sides of the L-shaped rods are fixedly connected with inserting rods, and the two sides of the cooling fins are provided with clamping grooves. One side of the fan shell is attached to one side of the cooling fin, then the threaded barrel is rotated, the positions of the two inserting rods are adjusted through the screw rod, the two inserting rods are inserted into the clamping grooves, and then the fan shell can be fixed to one side of the cooling fin, so that convenience is improved when the fan shell and the cooling fin are connected.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing structures, in particular to a fan fixing structure and a CPU heat dissipation module. Background Art

[0002] It is the core component of the computer system, responsible for interpreting computer instructions and processing data in computer software. The tower radiator, as a CPU cooling component, is installed on the top of the CPU. The heat is conducted away through the copper tube at the bottom of the heat sink, and then the heat is blown away by the fan housing on one side of the heat sink for heat dissipation. During installation, the fan housing needs to be fixed to one side of the radiator through a fixed structure.

[0003] When the fan housing is installed on one side of the tower radiator, a clip with a spring is usually used to hook one end of the clip into the through hole on the surface of the fan housing, and then the other end of the clip is pried open and attached to one side of the heat sink. The clip is released to clamp the other end into the groove on the surface of the heat sink through the spring. When the clip is pried open to fix the clip to the fan housing and the heat sink surface, the previously fixed clip position may fall off from the fixed position, resulting in inconvenient operation when fixing the fan housing and reduced convenience. Utility Model Content

[0004] The utility model aims to solve the problem that when the buckle is pried to fix the buckle on the fan housing and the heat sink surface, the previously fixed buckle position may fall off from the fixed position, resulting in inconvenience in the operation of fixing the fan housing and reduced convenience, and proposes a fan fixing structure and a CPU heat dissipation module.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fan fixing structure and a CPU heat dissipation module, comprising two rectangular blocks, one side of the two rectangular blocks is provided with a fan housing and a heat sink, the bottom end of the rectangular block is fixedly connected to the top end of the fan housing, the outer surface of the rectangular block is provided with a fixing device, the fixing device comprises a threaded barrel, the two ends of the threaded barrel are respectively rotatably connected to the inner walls of the two rectangular blocks, the inner wall of the threaded barrel is threadedly connected to two screws, the threads on the outer surfaces of the two screws are in opposite directions, the end of the screw away from the threaded barrel is fixedly connected to an L-shaped rod, the end of the L-shaped rod away from the screw slides on the bottom side of the fan housing, one side of the L-shaped rod is fixedly connected to an insertion rod, and slots are provided on both sides of the heat sink.

[0006] The effect achieved by the above components is: by setting the insertion rod, when connecting the fan housing and the heat sink, the back of the fan housing can be first attached to one side of the heat sink, and then the threaded barrel can be pushed to rotate so that the two screws move in the same direction on the inner wall of the threaded barrel. At the same time, one end of the L-shaped rod will slide on the bottom end of the fan housing, and the two L-shaped rods will drive the insertion rods to move in the same direction to insert the two insertion rods into the slots on the outer surface of the heat sink respectively, and one end will be pressed against the inner wall of the slot to fix the fan housing to one side of the heat sink.

[0007] Preferably, a plurality of rectangular grooves are formed on the outer surface of the insertion rod, and the rectangular grooves are linearly distributed on the outer surface of the insertion rod.

[0008] The effect achieved by the above components is: by setting the rectangular groove, the contact area between one end of the plug rod and the inner wall of the slot can be reduced, thereby minimizing the impact of the plug rod inserted into the slot on the heat dissipation effect of the heat sink.

[0009] Preferably, one side of the L-shaped rod is fixedly connected to two oblique rods, and one end of the two oblique rods away from the L-shaped rod is fixedly connected to one side of the insertion rod respectively.

[0010] The effect achieved by the above components is that the connection between the insertion rod and the L-shaped rod can be further reinforced by arranging the oblique rod, thereby increasing the structural stability of the connection between the insertion rod and the L-shaped rod when one end of the insertion rod is subjected to force.

[0011] Preferably, one side of the L-shaped rod is fixedly connected to an L-shaped block, and one side of the L-shaped block slides on one side of the fan housing.

[0012] The effect achieved by the above components is that when the threaded barrel is rotated to control the movement of the two L-shaped rods, one side of the L-shaped block will slide on one side of the fan housing, further limiting the angle between the L-shaped rod and the fan housing to avoid the angle of the L-shaped rod from being deflected as much as possible.

[0013] Preferably, two positioning blocks are fixedly connected to the top end of the fan housing, and a section of the screw rod away from the threaded barrel slides on the inner wall of the positioning block.

[0014] The effect achieved by the above components is: when the threaded barrel is rotated to control the movement of the two screws, the section of the two screws away from the threaded barrel will slide on the inner wall of the positioning block. The positioning block can further limit the angle between the screw and the threaded barrel, thereby avoiding the angle between the screw and the threaded barrel from being deflected as much as possible.

[0015] Preferably, a plurality of rectangular strips are fixedly connected to the outer surface of the threaded barrel, and the rectangular strips are distributed in a circular shape on the outer surface of the threaded barrel.

[0016] The effect achieved by the above-mentioned components is that the threaded barrel can be pushed to rotate more conveniently by pressing the rectangular strip on the outer surface of the threaded barrel with the hand without slipping.

[0017] Preferably, the upper and lower ends of the fan housing are respectively fixedly connected with clamping blocks, and the upper and lower ends of the heat sink are respectively fixedly connected with two positioning plates.

[0018] The effect achieved by the above components is: when the fan housing is attached to one side of the heat sink, the two clamping blocks at the upper and lower ends of the fan housing can be respectively inserted between the two positioning plates at the upper and lower ends of the heat sink, so as to preliminarily fix the relative position between the fan housing and the heat sink, making it easier to insert the insertion rod into the slot.

[0019] A CPU heat dissipation module comprises any of the above-mentioned fan fixing structures and also comprises a heat sink, wherein a plurality of copper tubes are arranged at the bottom end of the heat sink, a base is arranged at the bottom end of the copper tubes, and the copper tubes penetrate the interior of the heat sink.

[0020] The effect achieved by the above components is: when the CPU cooling module is working, the heat generated by the CPU is led to the heat sink through the copper tube, and the heat at the heat sink is blown away by the fan housing on one side of the heat sink, thereby cooling the CPU.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, a fixing device is provided, one side of the fan housing is fitted to one side of the heat sink, and then the threaded barrel is rotated to adjust the positions of the two insertion rods through the screw and insert them into the interior of the slot, so that the fan housing can be fixed to one side of the heat sink, thereby improving the convenience of connecting the fan housing and the heat sink. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a schematic diagram of the three-dimensional structure of the heat sink of the utility model;

[0025] Figure 3 It is a schematic diagram of the three-dimensional structure of the fan housing of the utility model;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of the insertion rod of the utility model.

[0027] Legend: 1. Rectangular block; 2. Fixing device; 3. Fan housing; 4. Heat sink; 5. Base; 6. Copper tube; 21. Threaded barrel; 22. Screw; 23. L-shaped rod; 24. Insert rod; 25. Slot; 26. Rectangular slot; 27. Oblique rod; 28. Positioning block; 29. ​​Rectangular bar; 210. Block; 211. Positioning piece; 212. L-shaped block. DETAILED DESCRIPTION

[0028] Embodiment 1, as Figure 1-4 As shown, a fan fixing structure and a CPU heat dissipation module include two rectangular blocks 1, one side of the two rectangular blocks 1 is provided with a fan housing 3 and a heat sink 4, the bottom end of the rectangular block 1 is fixedly connected to the top end of the fan housing 3, the outer surface of the rectangular block 1 is provided with a fixing device 2, the fixing device 2 includes a threaded barrel 21, the two ends of the threaded barrel 21 are respectively rotatably connected to the inner walls of the two rectangular blocks 1, the inner wall of the threaded barrel 21 is threadedly connected with two screws 22, the threads of the outer surfaces of the two screws 22 are in opposite directions, one end of the screw 22 away from the threaded barrel 21 is fixedly connected with an L-shaped rod 23, the end of the L-shaped rod 23 away from the screw 22 slides on one side of the bottom end of the fan housing 3, one side of the L-shaped rod 23 is fixedly connected with an insertion rod 24, and slots 25 are provided on both sides of the heat sink 4. By setting the insertion rod 24, the fan housing 3 and the heat sink 4 are connected. When connecting, you can first stick the back of the fan housing 3 to one side of the heat sink 4, and then push the threaded barrel 21 to rotate so that the two screws 22 move in the same direction on the inner wall of the threaded barrel 21, and at the same time, one end of the L-shaped rod 23 will slide on the bottom end of the fan housing 3, and the two L-shaped rods 23 will drive the insertion rod 24 to move in the same direction. The two insertion rods 24 are respectively inserted into the slots 25 on the outer surface of the heat sink 4, and one end is pressed against the inner wall of the slot 25 to fix the fan housing 3 to one side of the heat sink 4. By setting a fixing device 2, by sticking one side of the fan housing 3 to one side of the heat sink 4, and then rotating the threaded barrel 21 to adjust the position of the two insertion rods 24 through the screws 22 and inserting them into the slot 25, the fan housing 3 can be fixed to one side of the heat sink 4, thereby improving the convenience of connecting the fan housing 3 to the heat sink 4.

[0029] Reference Figure 1-4As shown, in this embodiment: a plurality of rectangular grooves 26 are provided on the outer surface of the plug rod 24, and the rectangular grooves 26 are linearly distributed on the outer surface of the plug rod 24. By providing the rectangular grooves 26, the contact area when one end of the plug rod 24 contacts the inner wall of the slot 25 can be reduced, and the influence of the plug rod 24 inserted into the slot 25 on the heat dissipation effect of the heat sink 4 can be reduced as much as possible. Two inclined rods 27 are fixedly connected to one side of the L-shaped rod 23, and one end of the two inclined rods 27 away from the L-shaped rod 23 is fixedly connected to one side of the plug rod 24 respectively. By providing the inclined rods 27, the connection between the plug rod 24 and the L-shaped rod 23 can be further reinforced, thereby increasing the structural stability of the connection between the plug rod 24 and the L-shaped rod 23 when one end of the plug rod 24 is subjected to force.

[0030] Reference Figure 1-4 As shown, in the present embodiment: one side of the L-shaped rod 23 is fixedly connected with an L-shaped block 212, one side of the L-shaped block 212 slides on one side of the fan housing 3, and when the threaded barrel 21 is rotated to control the movement of the two L-shaped rods 23, one side of the L-shaped block 212 will slide on one side of the fan housing 3, and the angle between the L-shaped rod 23 and the fan housing 3 is further limited to avoid the angle of the L-shaped rod 23 from being deflected as much as possible, and the top of the fan housing 3 is fixedly connected with two positioning blocks 28, a section of the screw rod 22 away from the threaded barrel 21 slides on the inner wall of the positioning block 28, and when the threaded barrel 21 is rotated to control the movement of the two screws 22, a section of the two screws 22 away from the threaded barrel 21 will slide on the inner wall of the positioning block 28, and the angle between the screw 22 and the threaded barrel 21 can be further limited by the positioning block 28, and the angle between the screw 22 and the threaded barrel 21 can be avoided as much as possible. The angle between the screw rod 22 and the threaded barrel 21 can be avoided to be skewed. The outer surface of the threaded barrel 21 is fixedly connected with a plurality of rectangular strips 29, and the rectangular strips 29 are distributed in a circle on the outer surface of the threaded barrel 21. By pressing the rectangular strips 29 on the outer surface of the threaded barrel 21 with your hand, you can more conveniently push the threaded barrel 21 to rotate without slipping. The upper and lower ends of the fan housing 3 are respectively fixedly connected with a clamping block 210, and the upper and lower ends of the heat sink 4 are respectively fixedly connected with two positioning pieces 211. When the fan housing 3 is attached to one side of the heat sink 4, the two clamping blocks 210 at the upper and lower ends of the fan housing 3 can be respectively inserted between the two positioning pieces 211 at the upper and lower ends of the heat sink 4, so as to preliminarily fix the relative positions between the fan housing 3 and the heat sink 4, so as to facilitate the insertion of the insertion rod 24 into the slot 25.

[0031] Reference Figure 1-2 As shown, a CPU heat dissipation module includes any of the above-mentioned fan fixing structures. In this embodiment: a plurality of copper tubes 6 are arranged at the bottom end of the heat sink 4, and a base 5 is arranged at the bottom end of the copper tubes 6. The copper tubes 6 penetrate the interior of the heat sink 4. When the CPU heat dissipation module is working, the heat generated by the CPU is led to the heat sink 4 through the copper tubes 6, and the heat at the heat sink 4 is blown away by the fan housing 3 on one side of the heat sink 4, so as to cool and dissipate the CPU.

[0032] Working principle: When installing the CPU heat dissipation module and the fan housing 3 on one side of the CPU heat dissipation module, first fit one side of the fan housing 3 to one side of the heat sink 4, so that the two clamping blocks 210 at the upper and lower ends of the fan housing 3 are respectively inserted between the two positioning pieces 211 at the upper and lower ends of the heat sink 4, and then use your hand to push the rectangular strip 29 on the outer surface of the threaded barrel 21 to push the threaded barrel 21 to rotate, so that the two screws 22 move in the same direction on the inner wall of the threaded barrel 21, and at the same time, one end of the L-shaped rod 23 will slide at the bottom end of the fan housing 3, and the two L-shaped rods 23 will drive the insertion rods 24 to move in the same direction to insert the two insertion rods 24 into the heat sink 4 respectively. The fan housing 3 is fixed to one side of the heat sink 4. When the two L-shaped rods 23 move, one side of the L-shaped block 212 will slide on one side of the fan housing 3, and the angle between the L-shaped rod 23 and the fan housing 3 is further limited to avoid the angle of the L-shaped rod 23 from being deflected as much as possible. Then, the base 5 is connected to the top of the CPU of the computer motherboard. The heat generated by the CPU when working is led to the heat sink 4 through the copper tube 6, and the heat at the heat sink 4 is blown away by the fan housing 3 on one side of the heat sink 4, so as to cool and dissipate the CPU.

[0033] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A fan fixing structure, comprising two rectangular blocks (1), characterized in that: A fan housing (3) and a heat sink (4) are provided on one side of the two rectangular blocks (1); the bottom end of the rectangular block (1) is fixedly connected to the top end of the fan housing (3); a fixing device (2) is provided on the outer surface of the rectangular block (1); the fixing device (2) comprises a threaded barrel (21); the two ends of the threaded barrel (21) are respectively rotatably connected to the inner walls of the two rectangular blocks (1); the inner wall of the threaded barrel (21) is threadedly connected to two screw rods (22); the threads on the outer surfaces of the two screw rods (22) are in opposite directions; one end of the screw rod (22) away from the threaded barrel (21) is fixedly connected to an L-shaped rod (23); the other end of the L-shaped rod (23) away from the screw rod (22) slides on one side of the bottom end of the fan housing (3); one side of the L-shaped rod (23) is fixedly connected to an insertion rod (24); and two sides of the heat sink (4) are provided with card slots (25).

2. A fan fixing structure according to claim 1, characterized in that: The outer surface of the insertion rod (24) is provided with a plurality of rectangular grooves (26), and the rectangular grooves (26) are linearly distributed on the outer surface of the insertion rod (24).

3. A fan fixing structure according to claim 2, characterized in that: Two oblique rods (27) are fixedly connected to one side of the L-shaped rod (23), and one end of the two oblique rods (27) away from the L-shaped rod (23) is fixedly connected to one side of the insertion rod (24) respectively.

4. A fan fixing structure according to claim 3, characterized in that: One side of the L-shaped rod (23) is fixedly connected to an L-shaped block (212), and one side of the L-shaped block (212) slides on one side of the fan housing (3).

5. A fan fixing structure according to claim 4, characterized in that: Two positioning blocks (28) are fixedly connected to the top end of the fan housing (3), and a section of the screw rod (22) away from the threaded barrel (21) slides on the inner wall of the positioning block (28).

6. A fan fixing structure according to claim 5, characterized in that: A plurality of rectangular strips (29) are fixedly connected to the outer surface of the threaded barrel (21), and the rectangular strips (29) are distributed in a circular pattern on the outer surface of the threaded barrel (21).

7. A fan fixing structure according to claim 6, characterized in that: The upper and lower ends of the fan housing (3) are respectively fixedly connected with clamping blocks (210), and the upper and lower ends of the heat sink (4) are respectively fixedly connected with two positioning plates (211).

8. A CPU heat dissipation module, characterized in that: It comprises the fan fixing structure as described in any one of claims 1 to 7, and also comprises a heat sink (4), a plurality of copper tubes (6) are arranged at the bottom end of the heat sink (4), a base (5) is arranged at the bottom end of the copper tubes (6), and the copper tubes (6) run through the interior of the heat sink (4).

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