CN212744449U

CN212744449U - Chip fixing structure for cooling fan

Info

Publication number: CN212744449U
Application number: CN202021801411.8U
Authority: CN
Inventors: 李申学; 刘平
Original assignee: Shenzhen Xindeyuan Technology Co ltd
Current assignee: Shenzhen Xindeyuan Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-19
Anticipated expiration: 2030-08-24

Abstract

The utility model belongs to the field of chip fixing, and particularly discloses a chip fixing structure for a cooling fan, which comprises a fan shell, a fixing plate and a cover plate; the fan shell comprises a central plate, fan blades and a sleeve; a sleeve is arranged in the middle of the inner side face of the central plate, and a plurality of fan blades are fixed on the circumferential side face of the central plate; the sleeve is horizontally arranged, the rotating shaft is fixedly connected inside the sleeve, and the fixing plate is arranged outside the sleeve; the surface of the fixing plate is provided with a fixing groove, and the upper end and the lower end of the fixing groove are provided with two limiting blocks; the two limiting blocks extend outwards from two side surfaces of the two limiting blocks, sliding grooves are correspondingly formed in the inner walls of the fixing grooves, the two limiting blocks are connected with the fixing grooves in a sliding mode through the matching of the sliding blocks and the sliding grooves, a plurality of first limiting holes are formed in the centers of the fixing grooves, second limiting holes are correspondingly formed in the limiting blocks, and the first limiting holes are fixedly connected with the second limiting holes through limiting bolts; the sleeve is positioned on the other side of the fixed plate and is sleeved with a cover plate.

Description

Chip fixing structure for cooling fan

Technical Field

The utility model relates to a chip fixed field specifically is a chip fixed knot constructs for radiator fan.

Background

Chips, also known as microcircuits (microcircuits), microchips (microchips), and Integrated Circuits (ICs). Refers to a silicon chip containing integrated circuits, which is small in size and is often part of a computer or other electronic device.

In radiator fan equipment, often fixed mounting of chip is in the radiator fan casing for drive control radiator fan, the fixed knot of present chip constructs and adopts the bolt to go on mostly, nevertheless because radiator fan can produce vibrations when using, and the bolt does not possess buffering and shock attenuation effect, uses the back for a long time, and the condition of damage takes place easily for the chip.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chip fixed knot constructs for radiator fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a chip fixing structure for a heat radiation fan comprises a fan shell, a fixing plate and a cover plate; the fan shell comprises a central plate, fan blades and a sleeve; a sleeve is arranged in the middle of the inner side face of the central plate, and a plurality of fan blades are fixed on the circumferential side face of the central plate; the sleeve is horizontally arranged, the rotating shaft is fixedly connected inside the sleeve, and the fixing plate is arranged outside the sleeve; the surface of the fixing plate is provided with a fixing groove, and the upper end and the lower end of the fixing groove are provided with two limiting blocks; the two limiting blocks extend outwards from two side surfaces of the two limiting blocks, sliding grooves are correspondingly formed in the inner walls of the fixing grooves, the two limiting blocks are connected with the fixing grooves in a sliding mode through the matching of the sliding blocks and the sliding grooves, a plurality of first limiting holes are formed in the centers of the fixing grooves, second limiting holes are correspondingly formed in the limiting blocks, and the first limiting holes are fixedly connected with the second limiting holes through limiting bolts; the sleeve is sleeved with a cover plate at the other side of the fixed plate; the diameter of the cover plate is the same as that of the central plate.

Preferably, the outer ring of the inner side surface of the central plate is fixedly connected with a plurality of screws, the outer ring of the inner side surface of the cover plate is correspondingly provided with a plurality of loop bars, the plurality of screws and the plurality of loop bars are in an annular structure, and the plurality of loop bars are sleeved outside the screws one by one; the outer side surface of the cover plate is provided with a mounting hole corresponding to the position of the loop bar, and a mounting bolt penetrates through the mounting hole to extend into the screw rod and is in threaded connection with the mounting hole and the screw rod.

Preferably, an extrusion spring is fixed on the inner side surface of the cover plate corresponding to the fixing groove; the other end of the extrusion spring is fixedly connected with the pressing plate.

Preferably, an O-shaped sealing ring is arranged at the connecting position of the cover plate and the sleeve.

Preferably, one side of each of the two limiting blocks opposite to each other is provided with a limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a sliding connection of two stoppers and spacing bolt's effect carry out the centre gripping to the chip spacing to can be applicable to not unidimensional chip.

2. The utility model discloses a fixed effect of clamp plate and extrusion spring's enhancement chip to can cushion the chip when the chip takes place to vibrate, play the cushioning effect to the chip.

The utility model can prevent the direct contact of the external moisture and the chip through the matching of the loop bar and the screw rod and the action of the O-shaped sealing ring, thereby damaging the chip; can effectively protect the chip.

Drawings

FIG. 1 is a schematic view of the overall connection structure of the present invention;

fig. 2 is a front view of the fixing plate of the present invention;

fig. 3 is a schematic structural view of the fixing plate of the present invention;

fig. 4 is a schematic structural diagram of the cover plate of the present invention.

In the figure: 1. a fan housing; 101. a center plate; 102. a fan blade; 103. a sleeve; 2. a fixing plate; 3. fixing grooves; 4. a limiting block; 5. a slider; 6. a chute; 7. a first limit hole; 8. a second limiting hole; 9. a limit bolt; 10. a cover plate; 11. a screw; 12. a loop bar; 13. mounting holes; 14. installing a bolt; 15. a compression spring; 16. pressing a plate; 17. an O-shaped sealing ring; 18. a limiting groove; 19. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a chip fixing structure for a heat radiation fan comprises a fan shell 1, a fixing plate 2 and a cover plate 10; the fan shell 1 comprises a central plate 101, fan blades 102 and a sleeve 103; a sleeve 103 is arranged in the middle of the inner side face of the central plate 101, and a plurality of fan blades 102 are fixed on the circumferential side face of the central plate 101; the sleeve 103 is horizontally arranged, the rotating shaft 19 is fixedly connected inside the sleeve 103, and the fixing plate 2 is arranged outside the sleeve 103; the surface of the fixed plate 2 is provided with a fixed groove 3, and the upper end and the lower end of the fixed groove 3 are provided with two limiting blocks 4; two side surfaces of the two limiting blocks 4 extend outwards to be provided with sliding blocks 5, the inner wall of the fixed groove 3 is correspondingly provided with sliding grooves 6, the two limiting blocks 4 are in sliding connection with the fixed groove 3 through the matching of the sliding blocks 5 and the sliding grooves 6, the center of the fixed groove 3 is provided with a plurality of first limiting holes 7, the limiting blocks 4 are correspondingly provided with second limiting holes 8, and the first limiting holes 7 and the second limiting holes 8 are fixedly connected through limiting bolts 9; the sleeve 103 is sleeved with a cover plate 10 at the other side of the fixed plate 2; the diameter of the cover plate 10 is the same as the diameter of the center plate 101.

Further, a plurality of screws 11 are fixedly connected to the outer ring of the inner side of the central plate 101, a plurality of loop bars 12 are correspondingly arranged on the outer ring of the inner side of the cover plate 10, the plurality of screws 11 and the plurality of loop bars 12 are in an annular structure, and the plurality of loop bars 12 are sleeved outside the screws 11 one by one; the outer side surface of the cover plate 10 is provided with a mounting hole 13 corresponding to the position of the loop bar 12, and a mounting bolt 14 penetrates through the mounting hole 13, extends into the screw rod 11 and is in threaded connection with the mounting hole 13 and the screw rod 11.

Further, an extrusion spring 15 is fixed on the inner side surface of the cover plate 10 corresponding to the position of the fixing groove 3; the other end of the extrusion spring 15 is fixedly connected with a pressure plate 16.

Further, an O-ring 17 is disposed at a connection position of the cover plate 10 and the sleeve 103.

Furthermore, one side of each of the two limiting blocks 4 opposite to each other is provided with a limiting groove 18.

The working principle is as follows: when the chip fixing device is installed, a chip is placed in a fixing groove 3, two limiting blocks 4 are arranged at the upper end and the lower end in the fixing groove 3, the two limiting blocks 4 are in sliding connection with the fixing groove 3 through the matching of a sliding block 5 and a sliding groove 6, the chip is clamped and limited by the two limiting blocks 4, the sliding connection of the limiting blocks 4 can be suitable for chips with different sizes, the application range is expanded, and after the chip is clamped and limited by the two limiting blocks 4, a limiting screw hole penetrates through a first limiting hole 7 and a second limiting hole 8, so that the positions of the two chips are fixed; then, a loop bar 12 arranged on the cover plate 10 is sleeved at a screw rod 11 arranged on the central plate 101, so that the cover plate 10 is matched with the central plate 101, and after a mounting bolt 14 penetrates through a mounting hole 13 and extends into the screw rod 11 to be in threaded connection with the mounting hole 13 and the screw rod 11, the mounting is finished; the sleeve rod 12 is matched with the screw rod 11 and the O-shaped sealing ring 17 is used for preventing external moisture from directly contacting with the chip, so that the chip is damaged;

after the installation is completed, the pressing plate 16 extrudes the chip due to the action of the extrusion spring 15, so that the chip is more firmly fixed, the chip can be buffered when the chip vibrates, and the limiting groove 18 formed in one side, opposite to the two limiting blocks 4, of the chip can prevent the situation that the vibration amplitude of the chip is too large to cause the chip to slide out of the fixing groove 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chip fixed knot constructs for radiator fan which characterized in that: comprises a fan shell (1), a fixing plate (2) and a cover plate (10); the fan shell (1) comprises a central plate (101), fan blades (102) and a sleeve (103); a sleeve (103) is arranged in the middle of the inner side face of the central plate (101), and a plurality of fan blades (102) are fixed on the circumferential side face of the central plate (101); the sleeve (103) is horizontally arranged, the rotating shaft (19) is fixedly connected inside the sleeve (103), and the fixing plate (2) is arranged outside the sleeve (103); a fixing groove (3) is formed in the surface of the fixing plate (2), and two limiting blocks (4) are arranged at the upper end and the lower end of the fixing groove (3); two side surfaces of the two limiting blocks (4) extend outwards to be provided with sliding blocks (5), the inner wall of the fixed groove (3) is correspondingly provided with sliding grooves (6), the two limiting blocks (4) are in sliding connection with the fixed groove (3) through the matching of the sliding blocks (5) and the sliding grooves (6), the center of the fixed groove (3) is provided with a plurality of first limiting holes (7), the limiting blocks (4) are correspondingly provided with second limiting holes (8), and the first limiting holes (7) are fixedly connected with the second limiting holes (8) through limiting bolts (9); the sleeve (103) is sleeved with a cover plate (10) at the other side of the fixed plate (2); the diameter of the cover plate (10) is the same as that of the central plate (101).

2. The chip fixing structure for a heat dissipating fan as claimed in claim 1, wherein: the outer ring of the inner side face of the central plate (101) is fixedly connected with a plurality of screws (11), a plurality of loop bars (12) are correspondingly arranged on the outer ring of the inner side face of the cover plate (10), the plurality of screws (11) and the plurality of loop bars (12) are of an annular structure, and the plurality of loop bars (12) are sleeved outside the screws (11) one by one; the outer side surface of the cover plate (10) is provided with a mounting hole (13) corresponding to the position of the loop bar (12), and a mounting bolt (14) penetrates through the mounting hole (13) to extend into the screw rod (11) and is in threaded connection with the mounting hole (13) and the screw rod (11).

3. The chip fixing structure for a heat dissipating fan as claimed in claim 1, wherein: an extrusion spring (15) is fixed on the inner side surface of the cover plate (10) corresponding to the position of the fixing groove (3); the other end of the extrusion spring (15) is fixedly connected with the pressure plate (16).

4. The chip fixing structure for a heat dissipating fan as claimed in claim 1, wherein: an O-shaped sealing ring (17) is arranged at the connecting position of the cover plate (10) and the sleeve (103).

5. The chip fixing structure for a heat dissipating fan as claimed in claim 1, wherein: and one side of the two limiting blocks (4) opposite to each other is provided with a limiting groove (18).