CN207604120U - A kind of heat-radiating integrated device of shielding - Google Patents

A kind of heat-radiating integrated device of shielding Download PDF

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Publication number
CN207604120U
CN207604120U CN201721707096.0U CN201721707096U CN207604120U CN 207604120 U CN207604120 U CN 207604120U CN 201721707096 U CN201721707096 U CN 201721707096U CN 207604120 U CN207604120 U CN 207604120U
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CN
China
Prior art keywords
heat
shielding
integrated device
cover
cooling fin
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Expired - Fee Related
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CN201721707096.0U
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Chinese (zh)
Inventor
吴明玉
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Shanghai Feixun Data Communication Technology Co Ltd
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Shanghai Feixun Data Communication Technology Co Ltd
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Priority to CN201721707096.0U priority Critical patent/CN207604120U/en
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Expired - Fee Related legal-status Critical Current
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  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

The utility model belongs to electronic device field, and in particular to including shielding case and cooling fin, connecting hole is formed on the shielding case for a kind of heat-radiating integrated device of shielding;The heat-radiating integrated device of shielding further includes engaging body, and the engaging body is equipped with the buckle to match with connecting hole;The cooling fin is set on the top of shielding case, and the engaging body is pressed in cooling fin to realize that cooling fin is connect with shielding case.Realize that shielding case is integrated with cooling fin with the clamping effect of connecting hole by the pressuring action and buckle of engaging body.

Description

A kind of heat-radiating integrated device of shielding
Technical field
The utility model belongs to electronic device field, and in particular to a kind of heat-radiating integrated device of shielding.
Background technology
With the continuous promotion of electronic equipment arithmetic speed, the element integrated on electronic circuit board (PCB) is more and more, and Each electronic component more or less can give off the noise in certain microwave frequency band, not only easily interfere with it with identical Other users of frequency range are also easy to interfere the reception of itself radio frequency;In this regard, universal solution is the side using shielding case For formula noise is isolated, shielding case has two big effects:First, by element, circuit, sub-assembly, cable or it is entirely with shielding case The interference source of system is surrounded, and prevents interference electromagnetic field to external diffusion;Second, with shielding case by receiving circuit, equipment or system It is surrounded, prevents them from being influenced by external electromagnetic field.
At present, shielding case mainly use 0.2mm thickness stainless steel and foreign white copper for raw material, be subsequently processed into required Structure, finally by soldering and welding on pcb board.Generally for the repair convenient for circuit board, by shielding case be made by cover with The two-part construction of framework composition, frame are fixed on mainboard and some apertures, the surrounding of cover are set on four peripheral wall of frame By punching press bend technique formed folding portion, in folding portion setting be adapted with the size of aperture on frame and position it is convex The mutual cooperation of point, salient point and aperture is so that cover is movably connected on frame;However it is dismantled between the cover and framework Difficulty, sometimes overexertion are easily deformed cover, influence subsequent installation and dismounting, be easy to cause shield effectiveness reduction, The problem of cover easily causes short circuit after coming off and deforming with other elements so that the recycling rate of waterused of shielding case is low.In addition, screen It covers cover structure and electronic component is enclosed in a confined space, it is difficult to and ambient dynamic air contact, heat-sinking capability is poor, and then Easily influence the use of electronic component.
In addition, as the component integrated on pcb board is more and more, the heat that component generates is also more and more, seriously Influence the safety in utilization of component;In this regard, currently used settling mode is, one is installed on entire pcb board by bolt A cooling fin;The electronic component of the golf calorific values such as CPU, PA chip is needed to radiate, and some low-power consumption elements are not required to completely It radiates, i.e., existing heat dissipation settling mode gives no thought to the difference of the heat dissipation capacity of component, thereby results in cooling fin difference The waste of degree;Moreover, the difference in height of component so that the installation of cooling fin is complicated.
Utility model content
Based on above-mentioned deficiency in the prior art, the utility model provides a kind of convenient installing and dismounting, shielding and dissipates The heat-radiating integrated device of the good shielding of thermal effect.
In order to reach above-mentioned purpose of utility model, the utility model uses following technical scheme:
A kind of heat-radiating integrated device of shielding, including shielding case and cooling fin, connecting hole is formed on the shielding case;It is described It shields heat-radiating integrated device and further includes engaging body, the engaging body is equipped with the buckle to match with connecting hole;The cooling fin Set on the top of shielding case, the engaging body is pressed in cooling fin to realize that cooling fin is connect with shielding case.Pass through engaging body Pressuring action and buckle realize that shielding case is integrated with cooling fin with the clamping effect of connecting hole.
Preferably, the shielding case includes framework and cover, and framework is detachably connected with cover, the cover Top sets the cooling fin.Cooling fin is located at the top of shielding case, without considering installation space and the position of cooling fin, solves The defects of cooling fin occupies the space of pcb board and is not easy to be installed on PCB in the prior art.
Preferably, positioning column is formed in the framework, the engaging body is equipped with what is matched with the positioning column Trepanning, the positioning column is rotatably assorted with trepanning to be clamped so as to be buckled with connecting hole.Pass through positioning column and the mutual cooperation of trepanning It is accurately clamped with connecting hole convenient for buckle.
Preferably, the positioning column includes rotation axle portion and free end, and the rotation axle portion is rotated with trepanning Cooperation, it is outer movable along free end direction to limit engaging body that the free end extends to trepanning.Ensure the knot of whole device Structure compactedness.
Preferably, the framework is the cavity body structure of both ends open, and the upper surface of framework is recessed assembling institute State the mounting groove of cover.Lower port is convenient for being arranged to be shielded and heat dissipation component;Upper port is closed with cover cap to be dissipated convenient for assembling Backing.
Preferably, the edge of the mounting groove forms jack, forms what is matched with the jack in the cover It picks up the ears.Limit freely activity of the cover in framework.
Preferably, the first heat-conducting layer is equipped between the cover and cooling fin.By the setting of the first heat-conducting layer, The efficiency of heat conduction is improved, so as to improve heat dissipation effect.
Preferably, the cover and one is treated to be equipped with the second heat-conducting layer between heat dissipation element.Pass through the second heat-conducting layer Setting, improve heat conduction efficiency, so as to improve heat dissipation effect.
Preferably, the cooling fin includes matrix and fin, and matrix is equipped with symmetrical along both sides by several fins Tilt the fin row formed.The fin of non-perpendicular distribution can provide more heat dissipation areas, and also for matrix, there are certain spaces In order to set other components.
Preferably, the gradient of fin is gradually reduced by fin to the intermediate fin of both sides in fin row.
Preferably, described matrix is arranged equipped with three row's fins.
Preferably, a boss is formed in described matrix, the engaging body is stepped to match with the boss Structure, the engaging body are pressed on boss and matrix.Engaging body is made securely to compress cooling fin.
Compared with prior art, advantageous effect is the utility model:The heat-radiating integrated device of shielding of the utility model, peace It is convenient that assembly and disassembly are unloaded, compact-sized, and cycle dismounting is hardly damaged, and heat dissipation and shielding properties are excellent, suitable for locally being needed on pcb board Above the component of heat dissipation and electromagnetic shielding, extend the service life of product, save production cost.
Description of the drawings
Fig. 1 is the structure diagram of the heat-radiating integrated device of shielding of the utility model embodiment 1;
Fig. 2 is the Structure explosion diagram of the heat-radiating integrated device of shielding of the utility model embodiment 1;
Fig. 3 is the local attachment structure schematic diagram of the heat-radiating integrated device of shielding of the utility model embodiment 1;
Fig. 4 is that the local connection structure of another state of the heat-radiating integrated device of shielding of the utility model embodiment 1 is shown It is intended to;
Fig. 5 is the A-A portions sectional view in Fig. 4.
Specific embodiment
Explanation is further described to the technical solution of the utility model below by specific embodiment.
Embodiment 1:
As shown in Figs. 1-5, the heat-radiating integrated device of the shielding of the present embodiment, including shielding case 1, cooling fin 2 and engaging body 3, shielding case 1 includes framework 11 and cover 12, and framework 11 is enclosed by four pieces of frames sets the cavity body structure for forming upper/lower terminal opening, The inside edge of the upper surface of cavity body structure is recessed the mounting groove 112 of assembling cover 12, and mounting groove 112 is square structure, is turned Using round-corner transition, the size of mounting groove 112 and the matching size of cover 12 at angle, therefore cover 12 is also square platy structure, Corner uses round-corner transition, convenient for the assembling of cover and mounting groove;The edge of mounting groove 112 forms several jacks 111, accordingly Ground, the outer of cover 12 are equipped with that, position identical with 111 quantity of jack is corresponding to pick up the ears 121, pick up the ears 121 to be plugged in corresponding insert So that cover 12 is connected in framework 11 in hole 111, limitation cover 12 carries out horizontal direction activity in the upper surface of framework 11;Separately Outside, after cover 12 is mounted in framework 11, the upper surface of cover 12 and the upper surface flush of frame.The opening of framework upper end Part uses cross structure as reinforcing rib, to enhance the support force to the cooling fin in cover and cover.The material of framework 11 Matter is foreign white copper material, and foreign white copper material has good welding performance and shielding properties, framework 11 and cover 12 are covered at On component, it can prevent interference electromagnetic field from being influenced to external diffusion and component by external electromagnetic field.The material of cover 12 is Material with Thermal conductivity, such as:The materials such as aluminium, copper material, the heat for being conducive to component generation are passed by cover 12 It is directed at outside cover 12.
A positioning column 113 is extended outward to form respectively in the both ends of every piece of frame in framework 11 in the width direction, it is fixed Position column 113 includes the rotation axle portion 1131 being fixedly connected with frame and by 1131 outwardly extending free end of rotation axle portion 1132;A connecting hole 114 is respectively equipped in the both sides of every piece of frame in framework 11 along its length.
Cooling fin 2 is installed in the upper surface of cover 12 and framework 11, cooling fin 2 includes matrix 21 and fin 22, matrix 21 For rectangle tabular structure, square boss 23 is respectively formed positioned at the side of the both sides of width direction along matrix 21, boss 23 with The upper surface of matrix 21 forms step structure;The lower surface of matrix 21 is set on the upper surface of cover 12 and framework 11, matrix 21 Upper surface, that is, both sides boss 23 between region be equipped with three row's fins being made of several fins 22 and arrange, often arrange on fin row Fin symmetrically tilted along both sides, and the gradient of fin is gradually reduced by fin to the intermediate fin of both sides, fin tilts Distribution has both sides advantage:First, provide enough heat dissipation areas;Second, for there are certain on the matrix 21 of cooling fin 2 Space in order to setting boss 23.The material of cooling fin 2 is the material with Thermal conductivity, such as:The materials such as aluminium, copper material Material, is conducive to by cooling fin 2 conduct heat to exterior space.
Engaging body 3 includes ontology 31 and the side plate 32 set on ontology both sides, and ontology 31 is Z-shaped to match with 23 structure of boss Step structure, so that ontology 31 can be sticked on boss 23 and its adjacent matrix 21;It is formed and positioning column 113 on side plate 32 The trepanning 321 that matches of rotation axle portion 1131, trepanning 321 is circle, and the side of round hole connects to be formed with adjacent side Channel, the rotation axle portion 1131 of positioning column 113 are assembled to by channel in trepanning 321, the rotation axle portion 1131 of positioning column 113 with Trepanning 321 is rotatably assorted so that engaging body 3 can be rotated around positioning column 113, and the free end 1132 of positioning column 113 extends to trepanning 321 is outer movable along 1132 direction of free end to limit engaging body 3.On side plate buckle is formed corresponding to the position of connecting hole 114 Pilot hole 323 is equipped with buckle 322 in snap-fitted hole 323, is buckled as Elastic buckle, and buckle 322 includes breaking hand 3222 and card Socket part 3221 is broken hand 3222 and is connect with clamping portion 3221, and the first end of clamping portion 3221 is fixedly connected on snap-fitted hole 323 Lower part, the second end of clamping portion 3221 extends upwardly to the inside for protruding from snap-fitted hole 323, so that engaging body 3 rotates It is clamped to clamping portion 3221 during required position with connecting hole 114;It is reversed since the second end of clamping portion 3221 to break hand 3222 The outside for protruding from snap-fitted hole 323 is extended to, breaks hand 3222 for clamping portion 3221 to be detached with connecting hole 114.Card The material of zoarium 3 is the material with Thermal conductivity, such as:The materials such as aluminium, copper material are conducive to heat passing through engaging body Outside 3 conduction to engaging body 3.
In order to improve the radiating efficiency for shielding heat-radiating integrated device, in the upper surface of cover 12 and 2 matrix 21 of cooling fin Lower surface between coated with thermally conductive material, Heat Conduction Material is heat-conducting glue or heat-conducting silicone grease, so as to reduce cooling fin 2 and cover 12 it Between thermal contact resistance, to improve heat-sinking capability.
In order to improve the thermal conductivity treated between heat dissipation element and cover board, treating to be equipped with heat conduction between heat dissipation element and cover board Pad, to improve the radiating efficiency for treating heat dissipation element.
The installation procedure of the heat-radiating integrated device of shielding of the present embodiment is as follows:
First, framework 11 is sheathed on to be shielded and heat dissipation component, heat conductive pad is filled on component to installation Slot 112 then by the jack 111 of the 121 insertion frameworks 11 of picking up the ears of cover 12, makes cover 12 be covered on the mounting groove of framework 11 In 112, movement of the cover 12 on horizontal plane direction, and the upper surface of cover 12 and the upper surface flush of framework 11 are prevented; The upper surface of cover 12 coats one layer of heat-conducting layer, puts cooling fin 2, positioning column 113 then is inserted into trepanning 321, when engaging body 3 Horizontal position is rotated to, the step structure of engaging body 3 engages with the boss 23 of cooling fin 2, and clamping part blocks with connecting hole 114 It connects, so as to fixed whole device.By breaking the outward bending of hand 3222, clamping part is made to be detached with connecting hole 114, so as to make card Zoarium 3 removes, and shielding case 1 is detached with cooling fin 2.
The heat-radiating integrated device of shielding of the present embodiment, install convenient is compact-sized, and cycle dismounting is hardly damaged, and is radiated It is excellent with shielding properties, suitable for above the component that locally needs to radiate and be electromagnetically shielded on pcb board, extending the use of product Service life saves production cost.
As a preferred embodiment, the heat-radiating integrated device of shielding of the present embodiment and the shielding of embodiment 1 are heat-radiating integrated Device the difference lies in:Without medium of the cover as heat conduction, i.e. the upper surface of framework is directly bonded with cooling fin, is simplified The component of the heat-radiating integrated device of shielding makes the heat-radiating integrated device microlight-typeization development of shielding.Other structures can refer to reality Apply the structure of the heat-radiating integrated device of shielding of example 1.
The preferred embodiment of the utility model and principle are described in detail above, to the ordinary skill people of this field For member, according to thought provided by the utility model, it will change in specific embodiment, and these changes should also regard For the scope of protection of the utility model.

Claims (10)

1. a kind of heat-radiating integrated device of shielding, including shielding case and cooling fin, which is characterized in that form card on the shielding case Close hole;The heat-radiating integrated device of shielding further includes engaging body, and the engaging body is equipped with the buckle to match with connecting hole;Institute The top that cooling fin is set on shielding case is stated, the engaging body is pressed in cooling fin to realize that cooling fin is connect with shielding case.
2. a kind of heat-radiating integrated device of shielding according to claim 1, which is characterized in that the shielding case includes framework And cover, framework are detachably connected with cover, the top of the cover sets the cooling fin.
3. a kind of heat-radiating integrated device of shielding according to claim 2, which is characterized in that positioning is formed in the framework Column, the engaging body are equipped with the trepanning that matches with the positioning column, the positioning column be rotatably assorted with trepanning so that be buckled and Connecting hole is clamped.
4. a kind of heat-radiating integrated device of shielding according to claim 3, which is characterized in that the positioning column includes rotation Axle portion and free end, the rotation axle portion are rotatably assorted with trepanning, and the free end extends to outside trepanning to limit engaging Body is movable along free end direction.
5. a kind of heat-radiating integrated device of shielding according to claim 2, which is characterized in that the framework is both ends open Cavity body structure, the upper surface of framework is recessed the mounting groove for assembling the cover.
A kind of 6. heat-radiating integrated device of shielding according to claim 5, which is characterized in that the edge shape of the mounting groove It is formed into jack, in the cover and picked up the ears with what the jack matched.
7. a kind of heat-radiating integrated device of shielding according to claim 2, which is characterized in that the cover and cooling fin it Between be equipped with the first heat-conducting layer.
8. a kind of heat-radiating integrated device of shielding according to claim 2, which is characterized in that the cover is waited to radiate with one The second heat-conducting layer is equipped between element.
9. a kind of heat-radiating integrated device of shielding according to claim 1, which is characterized in that the cooling fin includes matrix And fin, matrix is equipped with to be arranged by several fins along the fin that both sides symmetrically tilt.
10. the heat-radiating integrated device of shielding according to claim 9, which is characterized in that a boss is formed in described matrix, The engaging body is the step structure to match with the boss, and the engaging body is pressed on boss and matrix.
CN201721707096.0U 2017-12-11 2017-12-11 A kind of heat-radiating integrated device of shielding Expired - Fee Related CN207604120U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721707096.0U CN207604120U (en) 2017-12-11 2017-12-11 A kind of heat-radiating integrated device of shielding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721707096.0U CN207604120U (en) 2017-12-11 2017-12-11 A kind of heat-radiating integrated device of shielding

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Publication Number Publication Date
CN207604120U true CN207604120U (en) 2018-07-10

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109526137A (en) * 2019-01-11 2019-03-26 上海剑桥科技股份有限公司 Screening arrangement
CN110913676A (en) * 2019-12-11 2020-03-24 扬州鑫龙电器有限公司 Shielding case with can accomodate installation position
CN112333857A (en) * 2020-11-03 2021-02-05 安邦电气股份有限公司 Single-side concentrated heat dissipation electric tracing band
CN112888237A (en) * 2021-01-21 2021-06-01 重庆蓝岸通讯技术有限公司 Multipurpose radiating, shielding and anti-static structure for electronic product device
CN114759391A (en) * 2022-05-09 2022-07-15 苏州意华通讯接插件有限公司 Heat radiation assembly and electric connector thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109526137A (en) * 2019-01-11 2019-03-26 上海剑桥科技股份有限公司 Screening arrangement
CN110913676A (en) * 2019-12-11 2020-03-24 扬州鑫龙电器有限公司 Shielding case with can accomodate installation position
CN110913676B (en) * 2019-12-11 2021-04-13 扬州鑫龙电器有限公司 Shielding case with can accomodate installation position
CN112333857A (en) * 2020-11-03 2021-02-05 安邦电气股份有限公司 Single-side concentrated heat dissipation electric tracing band
CN112888237A (en) * 2021-01-21 2021-06-01 重庆蓝岸通讯技术有限公司 Multipurpose radiating, shielding and anti-static structure for electronic product device
CN114759391A (en) * 2022-05-09 2022-07-15 苏州意华通讯接插件有限公司 Heat radiation assembly and electric connector thereof
CN114759391B (en) * 2022-05-09 2023-12-08 苏州意华通讯接插件有限公司 Radiating assembly and electric connector thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180710

Termination date: 20181211

CF01 Termination of patent right due to non-payment of annual fee