CN220711767U - Electronic component heat dissipation fixed fitting - Google Patents

Abstract

The utility model discloses a heat dissipation fixing accessory for electronic components, which comprises a shell, wherein the shell comprises an upper shell and a lower shell, the upper shell and the lower shell are connected in a matched manner, a connecting column is arranged in the middle section of the upper end face of the upper shell, a through hole is arranged on the connecting column, a contact frame is arranged in the middle section of the lower end face of the lower shell, a through hole is arranged in the contact frame, a groove is arranged on the upper end face of the lower shell, a spring piece is arranged in the groove, a hole is arranged in the center of the spring piece, two ends of the front surface and the back surface of the groove are provided with stop blocks, two ends of the spring piece are clamped between the stop blocks and the groove, bulges are arranged on the left side and the right side of the contact frame of the lower end face of the lower shell, bumps are uniformly arranged on the left side and the right side of the bulge of the lower end face of the lower shell, and the lower end face of the bulge is provided with a cylinder. The utility model has the advantages that: the material consumption is low, the cost is low, the stress of the electronic components is reasonable, the attaching effect of the radiator is good, and the radiating effect is excellent.

Description

Electronic component heat dissipation fixed fitting

Technical Field

The utility model relates to the technical field of electronic components, in particular to a heat dissipation fixing accessory for an electronic component.

Background

The high-speed development of electronic and electric technology, the application of high-power electronic components is more and more widespread, the heat dissipation requirement is higher and higher, and how to reliably and conveniently fix the electronic components for work and heat dissipation is also the direction of research. From directly fixing the electronic component to the radiator by screws through holes in the component, to pressing the electronic component with simple metal strips for radiating heat, satisfactory effects are not always achieved. At present, the electronic components with high power and high heat dissipation capacity have poor heat dissipation, so that the electronic components are difficult to exert complete performance. Meanwhile, only a proper structure is used for facilitating the installation and welding of electronic components on the circuit board, so that the working efficiency is improved.

The existing electronic component heat dissipation fixing accessory is internally provided with a metal piece, the outside of the accessory is wrapped with plastic, and the inside and the outside of the accessory are completely combined into a whole without elasticity. The close fitting of the electronic components and the radiator can not be well realized, so that the heat dissipation effect of the electronic components is not high; the surface contacted with the electronic component is a plane, the action point of the force cannot be controlled at the mechanical center of the electronic component, so that the electronic component cannot be efficiently attached to the surface of the radiator, and the heat radiation performance is poor; because the strength of the used materials is low, the materials are used in a large amount, the weight is large and the cost is high in order to achieve the required pressure; the structure is rigid, has insufficient elasticity, can only contact the edge of the electronic component after deformation, leads to the fact that the electronic component cannot be attached to the radiator, further reduces the heat dissipation performance, and damages the electronic component due to high temperature generated by poor heat dissipation in severe cases.

In combination, the conventional heat dissipation fixing measures have previously become a short board that constrains the electronic components to develop to high performance.

Disclosure of Invention

The utility model aims to solve the technical problems, and provides the electronic component heat dissipation fixing accessory which has the advantages of less material consumption, low cost, reasonable stress of the electronic component, good heat dissipation effect and excellent heat dissipation effect.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides an electronic components heat dissipation fixed fitting, includes the shell, the shell includes shell and lower shell, it is connected with lower shell cooperation to go up the shell, it is equipped with the spliced pole to go up shell up end middle section, be equipped with the through-hole on the spliced pole, terminal surface middle section is equipped with the contact frame under the shell, be equipped with the through-hole in the contact frame, it is equipped with the recess to go down the shell up end, be equipped with the shell fragment in the recess, the shell fragment center is equipped with the hole, the both ends of recess tow sides are equipped with the dog, shell fragment both ends joint is between dog and recess, terminal surface contact frame left and right sides is equipped with the arch under the shell down, terminal surface arch left and right sides evenly is equipped with the bump under the arch, the terminal surface is equipped with the cylinder under the arch.

As improvement, both ends all are equipped with two separation blades about the upper housing front. The baffle can be positioned between pins of the electronic component to increase the electric gap.

As an improvement, a breaking groove is arranged at the joint of the baffle plate and the upper shell. When the baffle is not used, the baffle is convenient to break.

As an improvement, positioning columns are arranged on the front surface and the back surface of the connecting column. The locating column is used for locating with the circuit board, avoids rotating.

As an improvement, a slot is arranged on the column body. The cylinder is convenient for open, when being connected with electronic components, guarantees the compactness of connection.

As an improvement, the lower end face of the upper shell is provided with a connector, the upper end face of the lower shell is provided with a connecting groove, and the connector is connected with the connecting groove in a matched mode. The upper shell and the lower shell are convenient to assemble and disassemble.

As an improvement, a limit post is arranged at the front side of the lower end surface of the upper shell, a limit groove is arranged at the upper end surface of the lower shell, and the limit post is in sliding connection with the limit groove. The reverse installation of the upper shell and the lower shell is avoided.

As improvement, the hole in the center of the elastic sheet adopts one of a through hole and a threaded hole. And the method is suitable for different installation scenes.

As an improvement, the height of the middle section of the groove is higher than that of the two ends. The lower shell and the radiator are propped up to die by the excessive screw torque, so that the electronic components are protected from being damaged by excessive pressure.

Compared with the prior art, the utility model has the advantages that:

1. the hole in the center of the spring plate adopts one of a through hole and a threaded hole, the through hole is convenient for a screw to pass through and to be screwed on the spring plate through the hole on the radiator, and the threaded hole is convenient for the screw to pass through and be screwed on the spring plate so as to be suitable for different installation scenes;

2. the connecting column and the positioning columns on the front and back sides of the connecting column are used for positioning with the circuit board;

3. the bulges at the two ends of the lower end surface of the lower shell are convenient to fix to the mechanical center of the electronic component, the stress is more reasonable, and the heat dissipation effect is ensured;

4. the convex points on the two sides of the bulge are convenient for placing electronic components stably, and the fixing effect is ensured;

5. the shell comprises an upper shell and a lower shell which are tightly combined in a matching mode, and can be conveniently opened when needed so as to check or replace the inner elastic sheet.

Drawings

Fig. 1 is an exploded view of a heat sink mounting assembly for an electronic component in accordance with the present utility model.

Fig. 2 is a schematic structural view of an upper housing of a heat dissipation fixing fitting for electronic components according to the present utility model.

Fig. 3 is a schematic structural view of a lower housing of the heat dissipation fixing fitting for electronic components according to the present utility model.

Reference numerals: 1. an upper housing; 2. a lower housing; 3. a connecting column; 4. a contact frame, 5, a groove; 6. a spring plate; 7. a stop block; 8. a protrusion; 9. a bump; 10. a column; 11. a baffle; 12. breaking the groove; 13. positioning columns; 14. slotting; 15. a connector; 16. a connecting groove; 17. a limit column; 18. and a limit groove.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a connecting column 3 is arranged in the middle of the upper end face of the upper housing 1, a through hole is formed in the connecting column 3, two baffle plates 11 are arranged at the left and right ends of the front face of the upper housing 1, a breaking groove 12 is formed in the joint of the baffle plates 11 and the upper housing 1, and positioning columns 13 are arranged on the front face and the back face of the connecting column 3. The connecting column 3 passes through the circuit board, the locating columns 13 on the front side and the back side of the connecting column 3 avoid deflection between the connecting column 3 and the circuit board, the baffle 11 can be positioned between pins of electronic components, an electric gap is increased, and the baffle 11 is conveniently broken when the baffle 11 is not used due to the breaking groove 12 at the joint of the baffle 11 and the upper shell 1.

Referring to fig. 1 and 3, a contact frame 4 is arranged in the middle section of the lower end face of the lower housing 2, a through hole is formed in the contact frame 4, a groove 5 is formed in the upper end face of the lower housing 2, a spring plate 6 is arranged in the groove 5, a hole is formed in the center of the spring plate 6, stop blocks 7 are arranged at two ends of the front and back surfaces of the groove 5, two ends of the spring plate 6 are clamped between the stop blocks 7 and the groove 5, protrusions 8 are arranged at the left side and the right side of the lower end face contact frame 4 of the lower housing 2, bumps 9 are uniformly arranged at the left side and the right side of the protrusions 8 of the lower end face of the lower housing 2, a column 10 is arranged at the lower end face of the protrusions 8, and grooves 14 are formed in the column 10. The contact frame 4 is attached with the radiator, and the cylinder 10 inserts in the hole of electronic components and fixes a position, and fluting 14 is convenient for cylinder 10 open, with the hole tight fit on the electronic components, protruding 8 conveniently is fixed to the mechanical center of electronic components, and the atress is more reasonable, and bump 9 on protruding 8 both sides make things convenient for electronic components to put steadily, guarantees fixed effect, and dog 7 is spacing to the both ends of shell fragment 6.

Referring to fig. 2 and 3, a connector 15 is disposed on the lower end face of the upper housing 1, a connecting groove 16 is disposed on the upper end face of the lower housing 2, the connector 15 is connected with the connecting groove 16 in a matched manner, a limit post 17 is disposed on the front side of the lower end face of the upper housing 1, a limit groove 18 is disposed on the upper end face of the lower housing 2, and the limit post 17 is slidably connected with the limit groove 18. The connector 15 and the connecting groove 16 facilitate the disassembly and assembly between the upper shell 1 and the lower shell 2, and the limit post 17 and the limit groove 18 avoid the reverse installation of the upper shell 1 and the lower shell 2.

The utility model and its embodiments have been described in a non-limiting manner, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (9)

1. The utility model provides an electron components and parts heat dissipation fixed fitting, includes shell, its characterized in that: the shell includes shell (1) and shell (2) down, it is connected with shell (2) cooperation to go up shell (1), it is equipped with spliced pole (3) to go up shell (1) up end middle section, be equipped with the through-hole on spliced pole (3), terminal surface middle section is equipped with contact frame (4) under shell (2), be equipped with the through-hole in contact frame (4), shell (2) up end is equipped with recess (5) down, be equipped with shell fragment (6) in recess (5), shell fragment (6) center is equipped with the hole, the both ends of recess (5) positive and negative are equipped with dog (7), shell fragment (6) both ends joint is between dog (7) and recess (5), terminal surface contact frame (4) left and right sides are equipped with arch (8) under shell (2), terminal surface arch (8) left and right sides evenly are equipped with bump (9) under protruding (8), the terminal surface is equipped with cylinder (10) down.

2. The electronic component heat dissipation fixing fitting according to claim 1, wherein: two baffle plates (11) are arranged at the left end and the right end of the front surface of the upper shell (1).

3. The electronic component heat dissipation fixing fitting according to claim 2, wherein: the connection part of the baffle (11) and the upper shell (1) is provided with a breaking groove (12).

4. The electronic component heat dissipation fixing fitting according to claim 1, wherein: positioning columns (13) are arranged on the front surface and the back surface of the connecting column (3).

5. The electronic component heat dissipation fixing fitting according to claim 1, wherein: the column body (10) is provided with a slot (14).

6. The electronic component heat dissipation fixing fitting according to claim 1, wherein: the upper end face of the upper shell (1) is provided with a connector (15), the upper end face of the lower shell (2) is provided with a connecting groove (16), and the connector (15) is connected with the connecting groove (16) in a matched mode.

7. The electronic component heat dissipation fixing fitting according to claim 1, wherein: the front side of the lower end face of the upper shell (1) is provided with a limiting column (17), the upper end face of the lower shell (2) is provided with a limiting groove (18), and the limiting column (17) is in sliding connection with the limiting groove (18).

8. The electronic component heat dissipation fixing fitting according to claim 1, wherein: the hole in the center of the elastic sheet (6) adopts one of a through hole and a threaded hole.

9. The electronic component heat dissipation fixing fitting according to claim 1, wherein: the middle section of the groove (5) is higher than the two ends.