CN211149340U

CN211149340U - Fastener of heat sink

Info

Publication number: CN211149340U
Application number: CN201921878681.6U
Authority: CN
Inventors: 林群耀
Original assignee: Guangzhou Longhui Electronic Technology Co ltd
Current assignee: Guangzhou Longhui Electronic Technology Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-31
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a radiator fastener, which comprises a fastener main body, a movable component and a handle component, wherein the fastener main body is provided with a first buckling part and a pin joint part, and the pin joint part is provided with a pin joint hole; the movable assembly comprises a second buckling part and a connecting part which are connected with each other, and the connecting part is provided with a first connecting hole and a notch; the handle assembly is provided with a notch, a second connecting hole and a pivot connecting hole, the connecting part of the movable assembly is inserted into the notch, the pivot connecting hole is arranged corresponding to the pivot joint hole, the first connecting hole is arranged corresponding to the second connecting hole, the first connecting hole and the second connecting hole are connected in a penetrating way so as to connect the handle assembly with the movable assembly, and the pivot connecting hole is connected with the pivot joint hole in a penetrating way so as to connect the handle assembly with the pivot joint part; the handle component can drive the movable component to move up and down, and the second buckling part can be fastened on the supporting component when the handle component rotates to enable the pivot connecting hole, the pivot connecting hole and the notch to be located on the same axis. The heat sink fastener has the advantages of simple structure, convenient operation and long service life.

Description

Fastener of heat sink

Technical Field

The utility model relates to a fastener technical field especially relates to a radiator fastener.

Background

To reduce the heat generated during the operation of today's high performance computer processors (such as Intel's P4 processor and AMD's K8 processor), it is common to use heat sinks that are bulky. In order to ensure the normal operation of the processor and discharge heat in time, a heat sink with good heat dissipation effect is usually installed on the processor. To achieve better heat conduction, a fastener is usually used to ensure the processor and the heat sink to be tightly attached together. The existing fasteners are various in types, the existing heat sink fasteners in the market are basically formed by connecting a plastic spanner with a straight iron fastening plate through a lever, force is concentrated at the position of the lever when the fastener is used, the fastener is easy to break, the fastener is damaged, and therefore the service life of the fastener is shortened.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a radiator fastener with simple structure, convenient operation and long service life.

The purpose of the utility model is realized by adopting the following technical scheme:

the radiator fastener is used for fixing a radiator on the supporting assembly and comprises a fastener body, a movable assembly and a handle assembly, wherein the fastener body is provided with a first buckling part and a pivoting part, and the pivoting part is provided with a pivoting hole; the movable assembly comprises a second buckling part and a connecting part which are mutually connected, the second buckling part and the first buckling part are correspondingly arranged, and the connecting part is provided with a first connecting hole and a notch; the handle assembly is provided with a notch, a second connecting hole and a pivot connecting hole, the second connecting hole is communicated with the notch, the connecting part of the movable assembly is inserted into the notch, the pivot connecting hole is arranged corresponding to the pivot joint hole, the first connecting hole is arranged corresponding to the second connecting hole, the first connecting hole is connected with the second connecting hole in a penetrating manner so as to connect the handle assembly with the movable assembly, and the pivot connecting hole is connected with the pivot joint hole in a penetrating manner so as to connect the handle assembly with the pivot joint part in a pivot joint manner; the handle component can drive the movable component to move up and down, and the second buckling part can be fastened on the supporting component when the handle component rotates to enable the pivot connecting hole, the pivot connecting hole and the notch to be located on the same axis.

Furthermore, the supporting component comprises a first buckling block and a second buckling block, a first buckling hole matched with the first buckling block is formed in the free end of the first buckling part, a second buckling hole matched with the second buckling block is formed in the second buckling part, and the first buckling hole is opposite to the second buckling hole.

Further, handle components includes handle, pin joint axle and connecting axle, the handle includes handle portion and rotation portion, the notch is established the intermediate position of rotation portion, pivot connecting hole and second connecting hole are seted up rotate portion is last, the pin joint axle is worn to establish in pin joint hole and the pivot connecting hole, the connecting axle is worn to establish in first connecting hole and the second connecting hole, the pin joint axle can block in the breach.

Furthermore, the connecting part of the movable assembly is in clearance fit with the connecting shaft so that the movable assembly cannot rotate along with the handle.

Furthermore, the handle part of handle is equipped with anti-skidding line.

Furthermore, the buckle main body comprises a cross beam, a horizontal pressing part is formed in the middle of the cross beam, two ends of the pressing part are respectively bent upwards in an inclined mode to form a first elastic arm and a second elastic arm, the tail ends of the first elastic arm and the second elastic arm respectively extend out of a first connecting arm and a second connecting arm in a horizontal mode, the connecting end of the first buckling part is connected with the first connecting arm, and the pivoting part is arranged on the second connecting arm.

Further, the pin joint portion comprises a connecting plate and two vertical plates, the connecting plate is perpendicularly connected to the second connecting arm, the two vertical plates are respectively installed on two sides of the connecting plate, the connecting plate is provided with a strip-shaped through hole, and the second buckling portion of the movable assembly can vertically penetrate through the strip-shaped through hole.

Further, the cross beam is formed by integrally stamping and bending a long metal sheet.

Furthermore, the heat sink comprises a base and a plurality of heat dissipation fins arranged on the base, the heat dissipation fins form a groove for accommodating the heat sink buckle when being arranged, and a clamping assembly for clamping the buckle body is arranged in the groove.

Further, the joint subassembly includes the carriage, the intermediate position of carriage upwards extends the elasticity jack catch, the buckle main part be equipped with the fixture block of elasticity jack catch looks adaptation.

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

the first buckling part is buckled on the supporting component, then the second buckling part is buckled on the supporting group (at the moment, the radiator buckle can not fix the radiator), when the handle component is rotated towards the first direction, the movable component moves upwards, the handle component is continuously rotated until the pivot connecting hole, the pivot connecting hole and the notch are positioned on the same axis, the handle component and the movable component are in a buckling state (the handle component can not continuously rotate), at the moment, the second buckling part of the movable component is just buckled on the supporting component, and therefore the radiator can be fixed on the supporting component. On the contrary, when the handle assembly is rotated towards the second direction, the movable assembly moves downwards, and the handle assembly is continuously rotated until the pivot connecting hole and the pivot connecting hole are not positioned on the same axis with the notch, the movable assembly is in a movable state, namely the second buckling part can be separated from the supporting assembly, so that the radiator can be detached from the supporting assembly. The utility model discloses a radiator buckle need not can accomplish the work of straining and dismantlement with the help of appurtenance. The structure is simple, the operation is simple and convenient, the breakage of the buckle can be avoided, and the service life of the buckle is prolonged.

Drawings

Fig. 1 is a schematic view of a heat sink fastener according to the present invention, in which a second fastening portion is not fastened to a support member;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a second schematic view of the heat sink fastener according to the present invention, in which the second fastening portion is fastened to the support member;

FIG. 4 is a cross-sectional view of FIG. 3;

fig. 5 is an exploded view of the heat sink clip according to the present invention;

fig. 6 is a second exploded view of the heat sink fastener according to the present invention;

fig. 7 is an exploded view of the assembly of the heat sink clip, the heat sink and the support assembly provided by the present invention.

In the figure: 10. a heat sink fastener; 101. a fastener body; 1010. a cross beam; 10100. a pressing part; 10101. a first resilient arm; 10102. a second resilient arm; 10103. a first connecting arm; 10104. a second connecting arm; 10105. a connecting plate; 10106. a vertical plate; 10107. a pivot hole; 10108. a strip-shaped through hole; 10109. a clamping block; 1011. a first fastening part; 10110. a first snap hole; 102. a movable component; 1020. a second fastening part; 10200. a second snap-fit hole; 1021. a connecting portion; 10210. a first connection hole; 10211. a notch; 103. a handle assembly; 1030. a handle; 10300. a handle portion; 10301. a rotating part; 10302. a recess; 10303. a pivot connection hole; 10304. a second connection hole; 10305. anti-skid lines; 1031. a pivot shaft; 1032. a connecting shaft; 20. a clamping assembly; 201. a support frame; 202. an elastic claw; 30. a heat sink; 300. heat dissipation fins; 301. a trench; 40. a support assembly; 400. a supporting seat; 401. a first buckle block; 402. and a second buckling block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "one," "another," and the like are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both 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. Corresponding reference numerals are used throughout the figures to indicate corresponding or corresponding elements (e.g., elements identified as "1 XX" and "2 XX" are structurally identical and functionally similar).

As shown in fig. 1 to 7, for the heat sink buckle 10 provided by the present invention, the heat sink buckle 10 is used to fix a heat sink 30 on a supporting component 40, wherein the heat sink buckle 10 includes a buckle main body 101, a movable component 102 and a handle component 103, the buckle main body 101 is provided with a first buckling portion 1011 and a pivot portion, and the pivot portion is provided with a pivot hole 10107; the movable assembly 102 includes a second fastening portion 1020 and a connecting portion 1021, which are connected to each other, the second fastening portion 1020 and the first fastening portion 1011 are disposed correspondingly, and the connecting portion 1021 is provided with a first connection hole 10210 and a notch 10211; the handle assembly 103 is provided with a notch 10302, a second connecting hole 10304 and a pivot connecting hole 10303 which are communicated with the notch 10302, the connecting portion 1021 of the movable assembly 102 is inserted into the notch 10302, the pivot connecting hole 10303 is arranged corresponding to the pivot connecting hole 10107, the first connecting hole 10210 is arranged corresponding to the second connecting hole 10304, the first connecting hole 10210 and the second connecting hole 10304 are connected in a penetrating manner to connect the handle assembly 103 with the movable assembly 102, and the pivot connecting hole 10303 and the pivot connecting hole 10107 are connected in a penetrating manner to connect the handle assembly 103 with the pivot connecting hole 10307; the handle assembly 103 can drive the movable assembly 102 to move up and down, and the second fastening portion 1020 can be fastened to the supporting assembly 40 when the handle assembly 103 rotates to the pivot connection hole 10303 and the pivot connection hole 10107 are located on the same axis as the notch 10211.

On the basis of the above structure, referring to fig. 1-4, the first fastening portion 1011 is fastened to the supporting component 40, and then the second fastening portion 1020 is fastened to the supporting component (at this time, the heat sink buckle 10 cannot fix the heat sink 30), when the handle assembly 103 is rotated in the first direction (the first direction refers to the direction indicated by the arrow a in fig. 3), the movable component 102 moves upward (the direction indicated by the arrow b in fig. 1), and the handle assembly 103 is rotated continuously until the pivot connection hole 10303 and the pivot connection hole 10107 are on the same axis with the notch 10211 (as shown in fig. 2), the handle assembly 103 and the movable component 102 are in a fastened state (the handle assembly 103 cannot rotate continuously), and at this time, the second fastening portion 1020 of the movable component 102 is fastened to the supporting component 40, so that the heat sink 30 can be fixed to the supporting component 40. Conversely, when the handle assembly 103 is rotated in the second direction (the second direction is the direction indicated by the arrow c in fig. 3, and the second direction is opposite to the first direction), the movable assembly 102 moves downward (the direction indicated by the arrow d in fig. 4), and the handle assembly 103 is further rotated until the pivot connection hole 10303 and the pivot connection hole 10107 are not on the same axis with the notch 10211 (as shown in fig. 4), the movable assembly 102 is in the movable state, that is, the second locking portion 1020 can be separated from the support assembly 40, so that the heat sink 30 can be detached from the support assembly 40.

The heat sink buckle 10 of the present invention can complete the fastening and detaching operations without the aid of auxiliary tools. The structure is simple, the operation is simple and convenient, the breakage of the buckle can be avoided, and the service life of the buckle is prolonged.

Preferably, the support assembly 40 includes a first latching block 401 and a second latching block 402, a first latching hole 10110 matched with the first latching block 401 is disposed at a free end of the first latching portion 1011, a second latching hole 10200 matched with the second latching block 402 is disposed at the second latching portion 1020, and the first latching hole 10110 is opposite to the second latching hole 10200. In this embodiment, the supporting assembly 40 further includes a supporting seat 400, and the first latching block 401 and the second latching block 402 are disposed on the supporting seat 400.

Preferably, the handle assembly 103 includes a handle 1030, a pivot shaft 1031 and a connecting shaft 1032, the handle 1030 includes a handle 10300 and a rotating portion 10301, the notch 10302 is disposed at a middle position of the rotating portion 10301, the pivot connecting hole 10303 and the second connecting hole 10304 are disposed on the rotating portion 10301, the pivot shaft 1031 is disposed in the pivot hole 10107 and the pivot connecting hole 10303 in a penetrating manner, the connecting shaft 1032 is disposed in the first connecting hole 10210 and the second connecting hole 10304 in a penetrating manner, and the pivot shaft 1031 can be snapped into the notch 10211. In this embodiment, when the handle 1030 is rotated in the first direction, the handle 1030 drives the movable assembly 102 to move upward, and when the handle 1030 is further rotated, the pivot 1031 is snapped into the notch 10211 of the connecting portion 1021, the handle 1030 is snapped with the movable assembly 102, so that the handle 1030 cannot rotate in the first direction, and the movable assembly 102 cannot move upward, and at this time, the second snapping portion 1020 of the movable assembly 102 is just snapped on the supporting assembly 40, so as to fix the heat sink 30 on the supporting assembly 40. On the contrary, when the handle 1030 is rotated in the second direction, the pivot 1031 of the handle assembly 103 is gradually separated from the notch 10211 of the connecting portion 1021, so that the movable assembly 102 can move downward, and the second fastening portion 1020 can be separated from the supporting assembly 40, so that the heat sink buckle 10 can be detached from the supporting assembly 40.

Specifically, the connecting portion 1021 of the movable assembly 102 is in clearance fit with the connecting shaft 1032 so that the movable assembly 102 does not rotate along with the handle 1030. Such that rotation of handle 1030 causes movable member 102 to move up and down.

Specifically, the handle part 10300 of the handle 1030 is provided with anti-slip threads 10305.

Preferably, the buckle main body 101 includes a cross beam 1010 formed by integrally stamping and bending a long metal strip, specifically, a horizontal pressing portion 10100 is formed at the middle position of the cross beam 1010, two ends of the pressing portion 10100 are respectively bent upwards in an inclined manner to extend a first elastic arm 10101 and a second elastic arm 10102, the ends of the first elastic arm 10101 and the second elastic arm 10102 are respectively extended to a first connecting arm 10103 and a second connecting arm 10104 in a horizontal manner, the connecting end of the first buckling portion 1011 is connected with the first connecting arm 10103, the free end of the first buckling portion 1011 is provided with a first buckling hole 10110, and the pivot portion is disposed on the second connecting arm 10104.

Specifically, the pin joint portion includes connecting plate 10105 and coexistence board 10106, connecting plate 10105 is connected perpendicularly on second linking arm 10104, coexistence board 10106 install respectively in the both sides of connecting plate 10105, connecting plate 10105 is equipped with bar through-hole 10108, the second buckle portion 1020 of movable component 102 can vertically pass bar through-hole 10108.

Preferably, the heat sink 30 includes a base and a plurality of heat dissipating fins 300 disposed on the base, and the heat dissipating fins 300 form a groove 301 for accommodating the heat sink buckle 10 when being arranged, and the clamping assembly 20 for clamping the buckle body 101 is disposed in the groove 301. When assembling, firstly, the beam 1010 of the buckle main body 101 of the heat sink buckle 10 is placed in the groove 301, and the beam 1010 is provided with the horizontal pressing part 10100, so that the beam 1010 can be stably placed in the groove 301; then, the first locking portion 1011 is locked to the first locking block 401, the second locking portion 1020 is locked to the second locking block 402, and the handle 1030 is rotated to lock the second locking portion 1020 to the second locking block 402, thereby completing the assembly of the heat sink buckle 10.

Specifically, the clamping assembly 20 includes a supporting frame 201, an elastic claw 202 extends upwards from the middle of the supporting frame 201, and the buckle body 101 is provided with a clamping block 10109 matched with the elastic claw 202. Wherein, the support frame 201 can be welded on the base in the groove 301 in a welding manner, and the fixture block 10109 is arranged at the middle position of the cross beam 1010. When the cross beam 1010 is placed in the groove 301, the clamping block 10109 on the cross beam 1010 is clamped into the elastic clamping claw 202, so that the fastener body 101 can be stably fixed in the groove 301, and the fixation of the heat sink fastener 10 to the heat sink 30 is further improved.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The heat sink buckle is used for fixing a heat sink on the supporting assembly and is characterized by comprising a buckle body, a movable assembly and a handle assembly, wherein the buckle body is provided with a first buckling part and a pivoting part, and the pivoting part is provided with a pivoting hole; the movable assembly comprises a second buckling part and a connecting part which are mutually connected, the second buckling part and the first buckling part are correspondingly arranged, and the connecting part is provided with a first connecting hole and a notch; the handle assembly is provided with a notch, a second connecting hole and a pivot connecting hole, the second connecting hole is communicated with the notch, the connecting part of the movable assembly is inserted into the notch, the pivot connecting hole is arranged corresponding to the pivot joint hole, the first connecting hole is arranged corresponding to the second connecting hole, the first connecting hole is connected with the second connecting hole in a penetrating manner so as to connect the handle assembly with the movable assembly, and the pivot connecting hole is connected with the pivot joint hole in a penetrating manner so as to connect the handle assembly with the pivot joint part in a pivot joint manner; the handle component can drive the movable component to move up and down, and the second buckling part can be fastened on the supporting component when the handle component rotates to enable the pivot connecting hole, the pivot connecting hole and the notch to be located on the same axis.

2. The heat sink fastener according to claim 1, wherein the support assembly comprises a first fastening block and a second fastening block, a free end of the first fastening portion is provided with a first fastening hole adapted to the first fastening block, the second fastening portion is provided with a second fastening hole adapted to the second fastening block, and the first fastening hole is opposite to the second fastening hole.

3. The heat sink fastener according to claim 1, wherein the handle assembly includes a handle, a pivot shaft, and a connecting shaft, the handle includes a handle portion and a rotating portion, the notch is disposed at a middle position of the rotating portion, the pivot connecting hole and the second connecting hole are disposed on the rotating portion, the pivot shaft is disposed through the pivot hole and the pivot connecting hole, the connecting shaft is disposed through the first connecting hole and the second connecting hole, and the pivot shaft is capable of being inserted into the notch.

4. The heat sink fastener of claim 3 wherein the connecting portion of the movable member is in clearance fit with the connecting shaft so that the movable member does not rotate with the handle.

5. The heat sink fastener as claimed in claim 3, wherein the handle portion of the handle is provided with anti-slip threads.

6. The heat sink fastener according to claim 1, wherein the fastener body includes a cross beam, a horizontal pressing portion is formed in a middle position of the cross beam, two ends of the pressing portion are respectively bent upward to form a first elastic arm and a second elastic arm, ends of the first elastic arm and the second elastic arm respectively extend horizontally to form a first connecting arm and a second connecting arm, a connecting end of the first fastening portion is connected to the first connecting arm, and the pivot portion is disposed on the second connecting arm.

7. The heat sink fastener according to claim 6, wherein the pivot portion comprises a connecting plate and two vertical plates, the connecting plate is perpendicularly connected to the second connecting arm, the two vertical plates are respectively mounted on two sides of the connecting plate, the connecting plate is provided with a strip-shaped through hole, and the second fastening portion of the movable assembly can vertically pass through the strip-shaped through hole.

8. The heat sink clip of claim 6 wherein the cross-members are integrally stamped and bent from a strip of sheet metal.

9. The heat sink fastener of claim 1, wherein the heat sink includes a base and a plurality of heat dissipating fins disposed on the base, and the heat dissipating fins form a channel for receiving the heat sink fastener when arranged, and a fastening assembly for fastening the fastener body is disposed in the channel.

10. The heat sink fastener of claim 9, wherein the clip assembly comprises a support frame, an elastic claw extends upward from the middle of the support frame, and the fastener body is provided with a locking block adapted to the elastic claw.