CN201064030Y - Radiator module and structural fixing screw mechanism thereof - Google Patents

Abstract

The utility model relates to a structural fixing screw mechanism of a radiator module, comprising a frame and at least one screw, wherein the frame is vertically provided with at least one foot column, wherein the foot column is provided with a stepped hole and a flange, and a plurality of claw pieces are extended downward from the stepped hole, and a protrusion is provided on the inner side of each claw piece; the screw is inserted into the stepped hole in combination with the foot column, and has a head at one end opposite to the stepped hole and is sleeved with an elastic component, wherein the elastic component is relatively arranged between the screw head and the flange, a connecting portion is arranged at one end of the screw opposite to the claw piece, and a neck portion is arranged at the screw opposite to the protrusion, so that the protrusion can be elastically stretched or elastically restored to catch the neck.

Description

Radiator module and its structural fixing screw mechanism

technical field

The utility model relates to a radiator module and a structural fixing screw mechanism thereof, in particular to a frame body structure capable of directly grasping buckles or loosening screws.

Background technique

The existing structure is shown in Fig. 1, Fig. 2 and Fig. 3, including a frame body 1 and at least one screw 13. The frame body 1 is provided with at least one leg 11 vertically, and a through hole 12 runs through the leg 11. , and a protruding portion 111 is provided in the foot column 11 adjacent to one end not connected to the frame body 1 . At least one buckle 14 has a buckle hole 141 (for example: an O-ring, a C-ring, etc. made of a rigid material), and the buckle 14 is from the end of the foot post 11 away from the frame 1 to the through hole. 12 , the buckle 14 rests on one side of the convex portion 111 .

Above-mentioned screw 13 is the through-hole 12 corresponding to each foot column 11 respectively, and its one end is provided with a head 131, and the diameter of described head 131 is greater than the diameter of screw 13, and the other end then establishes a threaded part 132, and is provided with A neck 133 is recessed near one end of the threaded portion 132 , and a spring 15 is sheathed on the outer periphery of the screw 13 .

After the above screw 13 penetrates the through hole 12 from the side of the foot column 11 corresponding to the frame body 1, and then makes the threaded part 132 pass through the through hole 12, the neck 133 is relatively penetrated. In the above-mentioned buckle hole 141 (that is, the neck 133 is caught by the buckle piece 14), and the spring 15 is placed between the head 131 and the convex portion 111, through the buckle piece 14 to prevent the screw 13 from falling off in reverse.

The above-mentioned problems exist in actual use. The screw 13 needs to be buckled at the neck 133 by using the buckle 14, so an additional assembly step (that is, installing the buckle 14) is required during on-site assembly, and the material The cost is increased (because one more component is used), and in addition, if the assembled screw 13 is to be disassembled from the foot column 11, it is necessary to use destructive force to spread the buckle 14, so that the buckle 14 is self-contained. The neck 133 is loosened, so that the foot post 1 and the buckle 14 cannot be reused due to damage, which is not only inconvenient to disassemble but also increases the cost due to the use of consumable components, which does not meet the needs of users.

The reason is that, in view of the shortcomings derived from the above-mentioned structure, the inventor of this case exhausted his brains, used his years of experience in the industry, devoted himself to research and made innovations and improvements, and finally successfully developed and completed the structural fixing screws of the radiator module. The institutional case is actually a utility model with improved functions.

Contents of the invention

Therefore, in order to solve the above-mentioned shortcomings of the prior art, the main purpose of the present invention is to provide a fastening screw mechanism that is easy to assemble and disassemble, reduces cost and can be used repeatedly.

The second object of the present invention is to provide a structural fastening screw mechanism for radiator modules that can be quickly positioned and docked to increase production speed.

In order to achieve the above purpose, the utility model provides a structural fixing screw mechanism for a radiator module, which includes a frame body and at least one screw. The frame body is vertically provided with at least one leg. A stepped hole is formed and a flange is formed, and a plurality of claws extend downward from the stepped hole, and a protrusion is arranged on the inner side of each claw; the screw is inserted in the above-mentioned stepped hole, and The end opposite to the stepped hole has a head and an elastic component is sleeved, and the elastic component is relatively placed between the head and the above-mentioned flange, and a connecting portion is provided at the end of the screw opposite to the above-mentioned claw piece, And a neck is provided at the place where the screw is opposite to the above-mentioned protrusion, and then the protrusion can be elastically stretched or elastically restored to catch and buckle the neck.

The utility model also provides a radiator module, which is used to help heat dissipation of a heating unit on a circuit board, which includes: a radiator with at least one base, and a plurality of fins connected to the base. The bottom surface of the base is in contact with the top surface of the heating unit; a back plate is correspondingly arranged on the other side of the circuit board provided with the heating unit, and has at least one protruding column that penetrates and protrudes from the circuit board. The protruding column is provided with an internal connecting hole; a frame body is framed with the above-mentioned radiator and is provided with at least one foot column vertically, and a stepped hole is arranged in the said foot column to form a flange, and there are extending downwards from the stepped hole. A plurality of claw pieces correspond to the above-mentioned protrusions, and a protrusion is provided on the inner side of each claw piece; and at least one screw is inserted in the above-mentioned stepped hole, and one end of the stepped hole has a head and covers An elastic component is provided, the elastic component is relatively placed between the head and the above-mentioned flange, and a connecting part is provided at the end of the screw opposite to the above-mentioned claw piece, and is connected to the above-mentioned internal connection hole, so that the above-mentioned radiator It is fixed on the above circuit board, and a neck is arranged at the position where the screw is opposite to the above protrusion, and is caught and buckled by the protrusion of the above claw piece.

The utility model has the advantage that the above-mentioned frame body frames the radiator from the opposite side of the base, then the top plate is in contact with the top surface of the radiator, and each foot column is correspondingly placed on the radiator for heat dissipation. The four corners of the radiator, the wedges of the feet are hooked on the opposite side of the base of the radiator, and each foot corresponds to each of the above-mentioned protrusions, and the third hole formed by the claws can fit the above-mentioned Protruding posts to achieve smooth and fast positioning. After the above-mentioned positioning of the above-mentioned internal screw located in the foot column, the above-mentioned internal connection hole is docked via its connecting part (where the internal connection hole is provided with internal thread), then the elastic component is squeezed by the head of the screw and moves toward the flange. The elastic component can be used to prevent the link part from being excessively locked in the internal connection hole, and at the same time, the heat sink can be fixed on the circuit board through the above-mentioned connection. In this way, the utility model can be positioned in advance and quickly, so that the subsequent docking action can be quickly completed, and the problem of difficult positioning and docking in the prior art can be improved.

The above-mentioned purpose of the utility model and its structural and functional characteristics will be described according to the preferred embodiments of the accompanying drawings.

Description of drawings

Fig. 1 is the three-dimensional exploded schematic diagram of existing structure;

Fig. 2 is the front view sectional exploded schematic diagram of existing structure;

Fig. 3 is the combination schematic diagram of Fig. 2;

Figure 4 is a three-dimensional exploded schematic view of a preferred embodiment of the present invention;

Fig. 5 is an exploded schematic diagram of another perspective front view of a preferred embodiment of the present invention;

Fig. 6 is a combined schematic diagram of Fig. 5;

Fig. 7 is a schematic diagram of the claw piece being stretched in a preferred embodiment of the present invention;

Fig. 8 is a three-dimensional exploded schematic diagram of a heat dissipation module and a circuit board of a preferred embodiment of the present invention;

Fig. 9 is an exploded schematic diagram of a front view of a heat dissipation module and a circuit board in a preferred implementation of the present invention;

FIG. 10 is a combined schematic diagram of FIG. 9 .

Explanation of reference signs: 1 frame body; 11 foot column; 111 convex part; 12 through hole; 13 screw; 131 head; 132 thread part; 133 neck; ; 21 hollow hole; 22 foot column; 23 ladder hole; 231 first hole; 232 second hole; 233 flange; 234 claw piece; 2341 third hole; 2342 bump; Screw; 31 head; 32 joint; 33 neck; 4 elastic component; 5 circuit board; 51 heating unit; 52 perforation; 72 fins.

Detailed ways

The utility model provides a structural fixing screw mechanism for a radiator module. The diagram shows a preferred embodiment of the utility model. Please refer to Fig. 4, Fig. 5 and Fig. 6. It includes at least one frame body 2 and at least one screw 3. The frame body 2 has a central hollow hole 21, a top plate 24 is provided around the central hollow hole 21, and a foot column 22 is respectively hung on the four corners of the frame body 2, and the foot column 22 and the The frame body 2 can be integrally formed, and a stepped hole 23 is arranged inside the foot column 22, and the stepped hole 23 has at least a first hole 231 and a second hole 232, and the first hole 231 The diameter of the hole is larger than that of the second hole 232, so a flange 233 is formed between the first hole 231 and the second hole 232, and a plurality of claw pieces 234 extend downward from the second hole 232 of the stepped hole 23, The claw pieces 234 form a third hole 2341 , and a protrusion 2342 is disposed inside each claw piece 234 , and each protrusion 2342 is provided with a tapered introduction portion 2343 .

The above-mentioned screw 3 is correspondingly inserted in the above-mentioned stepped hole 23, and its end opposite to the stepped hole 23 has a head 31 and is sleeved with an elastic component 4. One end of the screw 3 and a neck 33 are arranged at the position where the screw 3 is opposite to the above-mentioned protrusion 2342 , wherein the elastic component 4 is a spring, and at least one thread is provided on the outer periphery of the connecting portion 32 .

Furthermore, the longitudinal length of the neck portion 33 is equal to or greater than the longitudinal length of the connecting portion 32 so that the neck portion 33 can move longitudinally.

As shown in Fig. 7, when the above-mentioned screw 3 is correspondingly inserted into the stepped hole 23, one end of the screw 3 provided with the connecting portion 32 is extended toward the end of the foot column 22 provided with the claw piece 234, and pushes against the When the tapered introduction part 2343 pushes the protrusion 2342 along the trend, the protrusion 2342 moves in conjunction with the claw piece 234 to expand elastically in the radial direction, and then continues to move until the neck 33 corresponds to the protrusion 2342, the claw piece 234 elastically returns to the original position, and at the same time, the protrusion 2342 is buckled on the outer periphery of the neck 33 (as shown in Figure 6), and the above-mentioned elastic component 4 is relatively placed on the head 31 Between the above-mentioned flange 233 , the claw piece 234 and the protruding block 2342 elastically catch the neck portion 33 to prevent the screw 3 from falling off in the reverse direction (that is, to one side of the frame body 2 ).

Based on the above, if the screw 3 is to be disassembled from the foot column 22, use a tool (for example: a flat wrench, etc.) to make the claw piece 234 expand elastically in the radial direction, and then the protrusion 2342 is loosened, so as to smoothly Take out the screw 3 from the foot post 22. In this way, compared with the prior art, the utility model does not need to use buckles to reduce material costs and assembly steps, and the screw 3 can be disassembled without destructive actions, that is, the structure inside the foot column 22 has the characteristics of reusability , there is no need to add an additional consumable (that is, the buckle) to cause waste as in the prior art, and it is more economical and environmentally friendly.

Please also refer to Fig. 8, Fig. 9, shown in Fig. 10, above-mentioned structure fixes a radiator 7 on the heating unit 51 (for example: CPU etc.) of a circuit board 5 by combining with a backplane 6, to help described The heating unit 51 dissipates heat. There is at least one through hole 52 penetrating the circuit board around the heating unit 51 , wherein the frame 2 assembled with screws 3 , the radiator 7 and the back plate 6 can form a heat dissipation module. The above-mentioned heat sink 7 has at least one base 71, and a plurality of fins 72 connected to the base 71 (in this figure, the fins 72 are arranged on the base 71, but not limited thereto), so The bottom surface of the base 71 is attached to the top surface of the heating unit 51 .

The above-mentioned back plate 6 is correspondingly arranged on the other side of the above-mentioned circuit board 5 provided with the heating unit 51 , and corresponding to the perforation 52 of the circuit board 5 is provided with at least one protruding post 61 , and the protruding post 61 passes through the perforation 52 , and protrude from the circuit board 5 , and the protruding post 61 defines an internal connection hole 62 .

The above-mentioned frame body 2 frames the radiator 7 from the opposite side of the base 71, and the top plate 24 is in contact with the top surface of the radiator 7, and each leg 22 is correspondingly placed on the radiator. 7, and each foot column 22 corresponds to each of the above-mentioned bosses 61, and at the same time, the third hole 2341 formed by the claw piece 234 can fit the above-mentioned bosses 61, so as to achieve the characteristics of smooth and fast positioning.

After the above-mentioned positioning of the above-mentioned internal screw 3 located at the foot column 22, the above-mentioned internal connection hole 62 is docked via its connecting portion 32 (wherein the internal connection hole 62 is provided with an internal thread), and then the elastic assembly 4 is fixed by the head of the screw 3. The part 31 is pressed and compressed on the flange 233, so that the elastic component 4 can prevent the link part 32 from being excessively locked in the internal connection hole 62, and at the same time, the heat sink 7 can be fixed to the circuit through the above-mentioned connection. plate 5. In this way, the utility model can be positioned in advance and quickly, so that the subsequent docking action can be quickly completed, and the problem of difficult positioning and docking in the prior art can be improved.

The above are only preferred and feasible embodiments of the present utility model, and all changes made by using the above-mentioned method, shape, structure, and device of the present utility model should be included in the scope of rights of the present case.

Claims (16)

1. the structural formula fixed screw mechanism of a heat spreader module is characterized in that, is to comprise:

One framework, hanging down is provided with at least one socle, establishes a shoulder hole in the described socle and forms a flange, and be extended with a plurality of calvus downwards from shoulder hole, and a projection is established in the inboard of described each calvus; And

At least one screw, be to be inserted in the above-mentioned shoulder hole, one end of its relative shoulder hole has a head and a sheathed elastic parts, described elastic parts is opposite between described head and above-mentioned flange mutually, one linking part is an end of being located at the above-mentioned relatively calvus of described screw, reaching a neck is to be located at the above-mentioned relatively projection of described screw place, is grabbed button by the projection of above-mentioned calvus.

2. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that, described socle and described body are formed in one.

3. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that, described projection is provided with a taper introduction part.

4. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that, described shoulder hole has at least one first hole and one second hole, and described calvus structure is set as one the 3rd hole.

5. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that, described elastic parts is a spring.

6. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that described linking part is provided with at least one screw thread.

7. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that, the longitudinal length of described neck equals the longitudinal length of described linking part.

8. the structural formula fixed screw mechanism of heat spreader module as claimed in claim 1 is characterized in that the longitudinal length of described neck is greater than the longitudinal length of described linking part.

9. a heat spreader module is to be applied to help the heat-generating units on the circuit board to dispel the heat, and it is characterized in that, comprising:

One radiator has at least one pedestal, and connects a plurality of fins of described pedestal, and the end face that touches in above-mentioned heat-generating units is pasted in the bottom surface of described pedestal;

One backboard, correspondence are located at the another side that the foregoing circuit plate is provided with heat-generating units, and it has at least one projection that runs through and give prominence to described circuit board, and described projection offers and connects the hole in one;

One framework is that frame is established above-mentioned radiator and hung down and is provided with at least one socle, establishes a shoulder hole in the described socle and forms a flange, and be extended with the above-mentioned projection of the corresponding fits of a plurality of calvus downwards from shoulder hole, and a projection is established in the inboard of described each calvus; And

At least one screw, be to be inserted in the above-mentioned shoulder hole, one end of its relative shoulder hole has a head and a sheathed elastic parts, described elastic parts is opposite between described head and above-mentioned flange mutually, one linking part is an end of being located at the above-mentioned relatively calvus of described screw, and docks and connect the hole in above-mentioned, so that above-mentioned radiator is closed admittedly on the foregoing circuit plate, reaching a neck is to be located at the above-mentioned relatively projection of described screw place, is grabbed button by the projection of above-mentioned calvus.

10. heat spreader module as claimed in claim 9 is characterized in that, described socle and described body are formed in one.

11. heat spreader module as claimed in claim 9 is characterized in that, described projection is provided with a taper introduction part.

12. heat spreader module as claimed in claim 9 is characterized in that, described shoulder hole has at least one first hole and one second hole, and described calvus structure is set as one the 3rd hole.

13. heat spreader module as claimed in claim 9 is characterized in that, described elastic parts is a spring.

14. heat spreader module as claimed in claim 9 is characterized in that, described link portions is provided with at least one screw thread.

15. heat spreader module as claimed in claim 9 is characterized in that, the longitudinal length of described neck equals the longitudinal length of described linking part.

16. heat spreader module as claimed in claim 9 is characterized in that, the longitudinal length of described neck is greater than the longitudinal length of described linking part.

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