CN217509319U

CN217509319U - High heat dissipating circuit plug board locker for machine case

Info

Publication number: CN217509319U
Application number: CN202221269798.6U
Authority: CN
Inventors: 杜宇飞; 王博加; 王晴晴
Original assignee: Tianjin Anyuhuatai Technology Development Co ltd
Current assignee: Tianjin Anyuhuatai Technology Development Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-09-27
Anticipated expiration: 2032-05-24

Abstract

The utility model belongs to the technical field of locking device, specifically disclose a high heat dissipating circuit picture peg locker for machine case, including well slider and install front slider and back slider at well slider both ends, the inside of front slider, well slider and back slider runs through and has the tightening screw rod, the one end that the tightening screw rod is close to the back slider is fixed with the tightening bolt, front slider with the back slider all with tightening screw rod threaded connection, the bottom intermediate position department of well slider has set firmly the positioning bottom plate, the bottom bonding of positioning bottom plate is fixed with the fin; the bottom of the positioning bottom plate is fixedly bonded with a radiating fin, the radiating fin is made of graphene, a heat-conducting silicone grease radiating layer is coated on the surface of the radiating fin and is in contact with the circuit plugboard, the heat-conducting effect is good, and the radiating efficiency is high; the top of the front sliding block and the top of the rear sliding block are fixedly bonded with serrated anti-skid gaskets, so that the anti-skid device has a good anti-skid effect.

Description

High heat dissipating circuit plug board locker for machine case

Technical Field

The utility model relates to a locking device technical field, concretely relates to quick-witted case is with high heat dissipating circuit picture peg locker.

Background

With the progress of the technology level, electronic devices are developed toward light weight and multi-functionalization, so that more and more circuit boards are mounted in the same chassis. However, although the circuit boards have the same structure and the same function, the interchangeability of the circuit boards is very low due to different chassis structures, and the circuit boards installed in the same chassis are not easy to disassemble and repair.

The circuit board locking strip is installed at the daughter board edge, changes self thickness through pressure and compresses tightly the clearance between daughter board and the quick-witted case board groove, makes daughter board and mother board firmly be connected, and very big local dismantlement is to the system of modularized design especially essential annex.

Chinese patent discloses a locking device (No. CN207589359U) for a high heat dissipation circuit board of a chassis, wherein the bottom of a beam body is in contact with the circuit board, which is beneficial to heat dissipation of the circuit board and the chassis system, but the heat dissipation structure is single and the heat dissipation efficiency is low.

Therefore, those skilled in the art have provided a heat dissipation circuit board locking device for a chassis to solve the above problems in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick-witted case is with high heat dissipating circuit board flashboard locker to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a quick-witted case is with high heat dissipating circuit picture peg locker, includes well slider and installs preceding slider and back slider at well slider both ends, preceding slider well slider and the inside of back slider is run through and is had the tightening screw, the tightening screw is close to the one end of back slider is fixed with the tightening bolt, preceding slider with back slider all with tightening screw threaded connection, the bottom intermediate position department of well slider has set firmly the positioning bottom plate, the bottom bonding of positioning bottom plate is fixed with the fin.

As a further aspect of the present invention: the end surfaces of the front sliding block, the middle sliding block and the rear sliding block are all tangent inclined surfaces.

As a further aspect of the present invention: and a buffer spring is sleeved on the outer side of the tightening screw rod between the rear sliding block and the tightening bolt.

As a further aspect of the present invention: and anti-skid gaskets are fixedly bonded on the tops of the front sliding block and the rear sliding block.

As a further aspect of the present invention: the section of the contact surface of the anti-skid gasket is serrated.

As a further aspect of the present invention: the front sliding block, the middle sliding block, the rear sliding block and the positioning bottom plate are all made of high-strength aluminum alloy materials.

As a further aspect of the present invention: the anti-slip gasket is made of elastic silica gel.

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

1. the bottom of the positioning bottom plate is fixedly bonded with a radiating fin, the radiating fin is made of graphene, a heat-conducting silicone grease radiating layer is coated on the surface of the radiating fin and is in contact with the circuit plugboard, the heat-conducting effect is good, and the radiating efficiency is high;

2. the top of the front sliding block and the top of the rear sliding block are fixedly bonded with sawtooth-shaped anti-skidding gaskets, and when the thickness of the locker is adjusted to press the gap between the circuit plug board and the chassis plate groove, the circuit plug board is in contact with the surface wall of the chassis, so that the anti-skidding circuit plug board has a good anti-skidding effect, and the installation stability of the circuit plug board is enhanced.

Drawings

Fig. 1 is a schematic structural view of a circuit board locker with high heat dissipation performance for a chassis;

fig. 2 is a schematic front view of a circuit board locker for chassis with high heat dissipation;

fig. 3 is a schematic front view of a locking device of a circuit board with high heat dissipation performance for a chassis.

In the figure: 1. a front slider; 2. a middle slide block; 3. a rear slider; 4. tightening the bolt; 5. positioning the bottom plate; 6. tightening the screw; 7. a buffer spring; 8. a heat sink; 9. an anti-slip gasket; 10. a chassis; 20. installing a groove; 30. a gasket; 40. a circuit board is provided.

Detailed Description

For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.

In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the present disclosure may be used alone or in any suitable combination with other aspects of the present disclosure.

Combine shown in fig. 1-3, the utility model provides a quick-witted case is with high heat dissipating circuit picture peg locker, including well slider 2 and install preceding slider 1 and the back slider 3 at well slider 2 both ends, preceding slider 1, the inside of well slider 2 and back slider 3 is run through and is had tightening screw 6, tightening screw 6 is close to the one end of back slider 3 and is fixed with tightening bolt 4, preceding slider 1 all with back slider 3 and tightening screw 6 threaded connection, the bottom intermediate position department of well slider 2 has set firmly positioning bottom plate 5, positioning bottom plate 5's bottom bonding is fixed with fin 8.

In this embodiment: the front slider 1 and the rear slider 3 are both in threaded connection with a tightening screw 6, the end faces of the front slider 1, the middle slider 2 and the rear slider 3 which are connected are tangent inclined planes, when the tightening screw 6 is screwed and rotated, the front slider 1 and the rear slider 3 move upwards along the inclined plane of the middle slider 2 to realize the adjustment of the thickness of the locker, in an optional embodiment, the inclined planes of the front slider 1 and the rear slider 3 which are in contact with the middle slider 2 are fixedly provided with damping sliding shafts, the inner sides of the two ends of the middle slider 2 are provided with damping sliding chutes matched with the damping sliding shafts, so that the front slider 1 and the rear slider 3 are more stable and are not easy to deviate when moving upwards along the inclined plane of the middle slider 2, the middle position of the bottom of the middle slider 2 is fixedly provided with a positioning bottom plate 5, the bottom of the positioning bottom plate 5 is fixedly bonded with a heat radiating fin 8, the heat radiating fin 8 is made of graphene, and the outer wall is coated with a heat-conducting silicone grease radiating layer, the high heat dissipation performance of the graphene heat dissipation sheet is combined, the heat dissipation rate is high, during installation, the bottom of the positioning bottom plate 5 is in complete contact with the circuit plug board, the heat dissipation sheet 8 is clamped between the circuit plug board and the positioning bottom plate 5, when the locker is in a locking state, the bottom of the heat dissipation sheet 8 is in complete contact with the circuit plug board 40, the heat dissipation of the circuit plug board 40 and a case system is facilitated, the heat conduction area is large, the heat conduction effect is good, and the heat dissipation efficiency is high.

The heat-conducting silicone grease is commonly called as heat-dissipating paste, and is a heat-conducting silicone grease-like compound prepared by taking organic silicone as a main raw material and adding a material with excellent heat resistance and heat-conducting property. Is a high heat-conducting insulating organic silicon material, almost never cures, and can keep a grease state for a long time at the temperature of minus 50 ℃ to 230 ℃. The composite material has excellent electrical insulation, excellent heat conductivity and low freeness. The heat-conducting silicone grease has high heat conductivity, excellent heat conductivity, wider use temperature, good use stability, lower consistency and good construction performance, preferably adopts the heat-conducting silicone grease, and also has good electrical insulation.

Referring to fig. 1, a buffer spring 7 is sleeved outside a tightening screw 6 between a rear sliding block 3 and a tightening bolt 4; a locking buffer may be provided.

Referring to fig. 2 and 3, in a preferred embodiment, the anti-slip gasket 9 is fixedly bonded to the top of the front slider 1 and the top of the rear slider 3, the cross section of the contact surface of the anti-slip gasket 9 is serrated, and the anti-slip gasket is made of elastic silica gel, so that when the locker is in a locked state, and the locker is pressed against the gap between the circuit board and the chassis board slot by the thickness of the locker, the locker is in contact with the surface wall of the chassis, thereby having a good anti-slip effect and enhancing the installation stability of the circuit board.

Specifically, the front slide block 1, the middle slide block 2, the rear slide block 3 and the positioning bottom plate 5 are all made of high-strength aluminum alloy materials; the anode has high heat conductivity and shock and vibration resistance, and the surface treatment can be selected from a natural color anode, a gold anode and a black anode.

The utility model discloses a theory of operation is: arranging a gasket 30 at the bottom of a circuit plug board 40, arranging a locker at the top of the circuit plug board 40, enabling a positioning bottom plate 5 to correspond to the gasket 30, connecting the gasket 30 and the positioning bottom plate 5 by an external fixed bolt, installing the locker at two ends of the circuit plug board 40, inserting the circuit plug board 40 provided with the locker into an installation groove 20 at the inner side of a case 10, screwing a tightening bolt 4 to drive a tightening screw 6 to rotate, thereby driving a front slider 1 and a rear slider 3 to move up and down at two ends of a middle slider 2, thereby changing the thickness of the locker, compressing a gap between a daughter board and a case board groove, firmly connecting the daughter board and a mother board, when the locker is in a locking state, the bottom of the positioning bottom plate 5 is completely contacted with the circuit plug board 40, thereby being beneficial to the heat dissipation of the circuit plug board 40 and the case system, having a large heat conduction area, and fixedly bonding a radiating fin 8 at the bottom of the positioning bottom plate 5, the fin 8 adopts the graphite alkene material, and the surface coating has heat conduction silicone grease heat dissipation layer, contacts with circuit board 40, and the heat conduction is effectual, and the radiating efficiency is high, and slider 1 and back slider 3's top bonding is fixed with the anti-skidding gasket 9 of cockscomb structure in the front still, when adjusting the clearance between locker self thickness compression circuit board 40 and the quick-witted case board groove, contacts with quick-witted case table wall, has good anti-skidding effect, reinforcing circuit board 40's installation stability.

In addition, the top of the gasket matched with the locker for use can also be bonded with and fixes the radiating fins 8, so that when the locker is installed and used, the radiating fins 8 are contacted with the bottom of the circuit board and combined with the radiating fins 8 on the top positioning bottom plate 5, and the radiating of the circuit board and the chassis system is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The phrase "comprising a defined element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a quick-witted case is with high heat dissipating circuit picture peg locker, its characterized in that, include well slider (2) and install preceding slider (1) and back slider (3) at well slider (2) both ends, preceding slider (1) well slider (2) and the inside of back slider (3) is run through and is had tightening screw (6), tightening screw (6) are close to the one end of back slider (3) is fixed with tightening bolt (4), preceding slider (1) with back slider (3) all with tightening screw (6) threaded connection, the bottom intermediate position department of well slider (2) has set firmly positioning bottom plate (5), the bottom bonding of positioning bottom plate (5) is fixed with fin (8).

2. The circuit board locking device with high heat dissipation performance for the chassis according to claim 1, wherein the connecting end surfaces of the front slider (1), the middle slider (2) and the rear slider (3) are all tangent inclined surfaces.

3. The circuit board locking device with high heat dissipation performance for the chassis according to claim 1, wherein a buffer spring (7) is sleeved outside the tightening screw (6) between the rear slider (3) and the tightening bolt (4).

4. The circuit board locking device with high heat dissipation performance for the chassis according to claim 1, wherein a non-slip gasket (9) is bonded and fixed on the top of the front slider (1) and the top of the rear slider (3).

5. The heat dissipating circuit board locking device according to claim 4, wherein the contact surface of the anti-slip gasket (9) has a saw-toothed cross section.

6. The circuit board locking device with high heat dissipation performance for the chassis according to claim 1, wherein the front slider (1), the middle slider (2), the rear slider (3) and the positioning bottom plate (5) are made of high-strength aluminum alloy.

7. The circuit board locking device with high heat dissipation performance for the chassis according to claim 5, wherein the anti-slip gasket (9) is made of elastic silica gel.