CN2831713Y - Modular mains assembly - Google Patents
Modular mains assembly Download PDFInfo
- Publication number
- CN2831713Y CN2831713Y CN 200520064121 CN200520064121U CN2831713Y CN 2831713 Y CN2831713 Y CN 2831713Y CN 200520064121 CN200520064121 CN 200520064121 CN 200520064121 U CN200520064121 U CN 200520064121U CN 2831713 Y CN2831713 Y CN 2831713Y
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- CN
- China
- Prior art keywords
- heat
- screw pole
- riveted screw
- power source
- modular power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to a modular power supply assembly and comprises a printed circuit plate assembly, a heat radiating base plate and a heat conducting insulating rubber pad, wherein the heat radiating base plate and the printed circuit plate assembly are connected together through a riveted screw pole arranged on the heat radiating base plate, a through hole arranged on the printed circuit plate assembly and a pressing sheath arranged on the printed circuit plate assembly. The riveted screw pole is provided with a positioning step and penetrates through the through hole on the printed circuit plate assembly to extend out. The pressing sheath is sheathed on the extending part of the riveted screw pole and is also pressed on the printed circuit plate assembly tightly. The pressing sheath and the pole surface of the riveted screw pole are in the interference match. After the assembling process, the pressing sheath is higher than the riveted screw pole and inner screw threads are arranged on the riveted screw pole. One surface of the heat radiating base plate facing the printed circuit plate assembly is provided with at least one step surface, and the position of the step surface is corresponding to the position of a device needing the process of radiating heat on the printed circuit plate assembly. The heat conducting insulating rubber pad is arranged between the step surface and the device needing the process of radiating heat. The modular power supply assembly has the advantages of simple and compact structure, reliable connection, capability of effectively saving the cloth plate space and low cost.
Description
Technical field
The utility model relates to electronic equipment power source, more particularly, relates to a kind of modular power source assembly that has heat-radiating substrate.
Background technology
At present, brick shape (Brick) modular power source has been extensive use of the version of the plug-in radiator base plate of PCBA veneer (Single Board), and this structure can solve high thermal device heat dissipation problem effectively, improves the power density of module.In the higher application scenario of ambient temperature, modular power source also needs attached heat sinks to improve heat-sinking capability.This just needs to solve the reliable connectivity problem of modular power source PCBA veneer and radiator installation base plate, so that the user can select suitable radiator to be installed on the PCBA veneer according to concrete applied environment.
The part that structurally also comes with some shortcomings that is connected of PCBA veneer and plug-in heat-radiating substrate in the brick shape modular power source of prior art.For example, the structure of a kind of brick shape modular power source shown in Figure 1A since the tie-beam of bindiny mechanism 401 be arranged on PCBA veneer 101 above, contact pin 103 passes the through hole on the tie-beam, tie-beam covers the assembling limit of PCBA veneer.In addition, for the bigger pcb board of thickness, the thickness of pcb board itself has certain margin of tolerance, and the fixed size of bindiny mechanism 401 relevant positions, the PCBA veneer of installing may rock in groove.For addressing this problem, prior art adopts the structure shown in Figure 1B, between need radiating element 141 and heat-radiating substrate 301, add cushion block 202,, realize compressing between PCBA veneer 101 and the heat-radiating substrate 301 by all adopting heat conductive insulating rubber cushion 201 on the cushion block two sides.According to above description, this brick shape modular power source complex structure of prior art as can be known, plastic cement connector Material Cost height; Assembling is complicated, the assembly cost height; And it is big that structural member takies the cloth board space, is unfavorable for PCB design fabric swatch.What connector adopted in addition is plastic material, and its intensity is not as metal connecting piece intensity height.
The utility model content
The technical problems to be solved in the utility model is, at said structure complexity, the cost height of prior art, take the defective that the cloth board space is big, connector intensity is not high, a kind of power module assembly is provided, and it can effectively solve the reliable connectivity problem between modular power source PCBA veneer and the radiator installation base plate (abbreviation heat-radiating substrate).
In addition, the structure at adding cushion block between complicated pcb board of manufacturing process and the heat-radiating substrate also provides a kind of power module assembly, and it can solve need radiating element on the PCBA veneer and the heat conduction problem between the heat-radiating substrate, improves heat-sinking capability.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of modular power source assembly, comprise pcb component, heat-radiating substrate and heat conductive insulating rubber cushion, described heat conductive insulating rubber cushion is arranged between heat-radiating substrate and the pcb component, and described heat-radiating substrate and described pcb component link together by bindiny mechanism; Described bindiny mechanism comprises the Riveted screw pole that is arranged on the heat-radiating substrate, be arranged on the through hole on the pcb component and can be enclosed within clamping sleeve on the Riveted screw pole; On the described pcb component on the position of through hole and the described heat-radiating substrate position of Riveted screw pole corresponding, the through hole that described Riveted screw pole passes on the pcb component stretches out, described clamping sleeve is enclosed within the extension of described Riveted screw pole, and is pressed on the described pcb component.
As preferably, in the modular power source assembly of the present utility model, described Riveted screw pole comprises the upper and lower, and to form positioning step, the slightly larger in diameter of described through hole is in the Riveted screw pole upper diameter and less than lower diameter less than lower diameter for described upper diameter.
As preferably, in the modular power source assembly of the present utility model, described clamping sleeve and described Riveted screw pole cylinder are interference fit.
As preferably, in the modular power source assembly of the present utility model, the thickness sum of the height of described clamping sleeve and described printed substrate is greater than the height on described Riveted screw pole top.
As preferably, in the modular power source assembly of the present utility model, described Riveted screw pole also is provided with internal thread hole.
As preferably, in the modular power source assembly of the present utility model, described heat-radiating substrate is provided with at least one step surface towards the one side of pcb component; Need the position of radiating element corresponding on the position of described step surface and the pcb component, described heat conductive insulating rubber cushion is arranged on step surface and needs between the radiating element, the height of described step surface, describedly needs radiating element to protrude printed substrate to be complementary towards the height of heat-radiating substrate one side and the thickness sum of described heat conductive insulating rubber cushion and the height of described Riveted screw pole bottom.
As preferably, in the modular power source assembly of the present utility model, the another side of described heat-radiating substrate is the plane.
As preferably, in above-mentioned modular power source assembly, described Riveted screw pole has four, is separately positioned on the Si Jiaochu of heat-radiating substrate.
Implement modular power source of the present utility model, have following beneficial effect: what can effectively prevent to be connected between modular power source PCBA veneer and the radiator installation base plate gets loose, and connects reliable; In addition, adopt the metal compaction cover to be press-fitted, compact conformation, structural member takes up room little, can effectively save the cloth board space; Link cost is low, and is simple and reliable for structure.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Figure 1A is the structural representation of a kind of modular power source assembly of prior art;
Figure 1B is the right view of structure of the modular power source assembly of prior art shown in Figure 1A;
Fig. 2 is the structural representation of the utility model modular power source assembly;
Fig. 3 is the schematic diagram of heat-radiating substrate in the utility model modular power source assembly;
Fig. 4 is the schematic diagram of printed circuit-board assembly (PCBA) in the utility model modular power source assembly;
Fig. 5 A is the schematic diagram of clamping sleeve in the utility model modular power source assembly;
Fig. 5 B is the schematic diagram of Riveted screw pole in the utility model modular power source assembly;
Embodiment
As shown in Figure 2, the utility model modular power source assembly comprises pcb component (PCBA) veneer 10, heat-radiating substrate 30 and heat conductive insulating rubber cushion 20, and wherein heat-radiating substrate 30 links together by Riveted screw pole 42 and clamping sleeve 44 with PCBA veneer 10.Riveted screw pole 42 passes through hole 12 (see figure 4)s that are arranged on 10 4 jiaos of PCAB veneers and stretches out, and clamping sleeve 44 is enclosed within on the Riveted screw pole 42.Clamping sleeve 44 is press-fitted with Riveted screw pole 42 cylinder interference, and the end face of clamping sleeve 44 compresses PCBA, by Riveted screw pole positioning table take the altitude.
Fig. 3 is the schematic diagram of heat-radiating substrate 30 in the utility model modular power source assembly.As shown in Figure 2, heat-radiating substrate 30 one sides are designed to the plane, can install radiator in addition additional and strengthen heat-sinking capability, and be designed to the different step surface 36 of height with the module faying face, upward need the differing heights of radiating element 14 and the thickness of heat conduction rubber cushion 20 to adapt to PCBA.Heat-radiating substrate 30 connects with Riveted screw pole 42 rivetings.
Fig. 4 is the schematic diagram of printed circuit-board assembly (PCBA) 10 in the utility model modular power source assembly.Be connected with various components and parts on the PCBA veneer 10, for clarity sake, the part components and parts relevant with the utility model only be shown, as need radiating element 14.In addition, as shown in Figure 4, respectively be provided with a through hole 12 on four angles of PCBA veneer 10, so that assembling.
Fig. 5 A is the schematic diagram of clamping sleeve 44 in the utility model modular power source assembly.
Fig. 5 B is the schematic diagram of Riveted screw pole 42 in the utility model modular power source assembly, and Riveted screw pole 42 comprises top 421 and bottom 422, and the diameter on top 421 is less than the diameter of bottom 432, thereby forms a positioning step.Riveted screw pole 42 tops 421 diameters are slightly less than through hole 12 diameters on the PCBA veneer 10, and the diameter of bottom 422 is greater than 12 diameters of the through hole on the PCBA veneer 10.During assembling, PCBA veneer 10 is fixed on the positioning step, keeps the distance with heat-radiating substrate 30.
In addition, the thickness sum of the height of clamping sleeve 44 and PCBA veneer 10 is greater than the height on Riveted screw pole 42 tops 421.After assembling finished like this, clamping sleeve 44 was (as the analysing and observe shown in the part of Riveted screw pole among Fig. 2 42 and clamping sleeve 44) that are higher than Riveted screw pole 42, had guaranteed tight connection the between PCBA veneer and the heat-radiating substrate, and a side of pcb board tightly is fitted on the positioning step.
Also have, can be through hole in the Riveted screw pole 42, its inwall is provided with screw thread 426.Can this PCBA veneer and plug-in heating panel thereof be connected with motherboard from the upper end with double-screw bolt, screw like this.Also can hang a heating panel again, make heat dispersion better from the lower end with double-screw bolt, screw.
For better heat radiating effect is arranged, main heater members on heat-radiating substrate 30 and the PCBA veneer 10 should have excellent contact, between thermal resistance as far as possible little, main heater members (promptly needing radiating element 14) and heat-radiating substrate 30 middle employing thermal conductive insulation glue heat conduction as power tube, transformer, inductance etc.The utility model modular power source assembly needs the position of radiating element 14 corresponding in design on the position of step surface 36 and the PCBA veneer 10.And the design gaps of assurance radiating element 14 and heat-radiating substrate 30 step surfaces 36, heat conduction are filled with insulating heat-conductive rubber cushion 20 in the gap, that is to say that the height of step surface 36 will be complementary with the height of need radiating element 14 and the thickness of heat conductive insulating rubber cushion 20.
Know as is known to the person skilled in the art, four Riveted screw poles 42 and clamping sleeve 44 are not necessarily used in being connected between PCBA veneer and the heat-radiating substrate, also can be connected with clamping sleeve 44 with three Riveted screw poles 42 etc.
In addition, syndeton of the present utility model can also realize by alternate manner.As a kind of execution mode, Riveted screw pole also can not set a step, and with pad location and regulate distance between PCBA veneer and the heat-radiating substrate.As another kind of execution mode, the outside of Riveted screw pole can be provided with screw thread, and clamping sleeve adopts hex nut.
The utility model provides a kind of new modular power source PCBA veneer and the company of plug-in radiator base plate The connecting structure form, more simple and reliable with prior art scheme structure compared, cost is low, and it is convenient to use.
Claims (8)
1, a kind of modular power source assembly, comprise pcb component, heat-radiating substrate and heat conductive insulating rubber cushion, described heat conductive insulating rubber cushion is arranged between heat-radiating substrate and the pcb component, and described heat-radiating substrate and described pcb component link together by bindiny mechanism; It is characterized in that described bindiny mechanism comprises the Riveted screw pole that is arranged on the heat-radiating substrate, be arranged on the through hole on the pcb component and can be enclosed within clamping sleeve on the Riveted screw pole; On the described pcb component on the position of through hole and the described heat-radiating substrate position of Riveted screw pole corresponding, the through hole that described Riveted screw pole passes on the pcb component stretches out, described clamping sleeve is enclosed within the extension of described Riveted screw pole, and is pressed on the described pcb component.
2, modular power source assembly according to claim 1, it is characterized in that, described Riveted screw pole comprises the upper and lower, and to form positioning step, the slightly larger in diameter of described through hole is in the Riveted screw pole upper diameter and less than lower diameter less than lower diameter for described upper diameter.
3, modular power source assembly according to claim 2 is characterized in that, described clamping sleeve and described Riveted screw pole cylinder are interference fit.
4, modular power source assembly according to claim 3 is characterized in that, the thickness sum of the height of described clamping sleeve and described printed substrate is greater than the height on described Riveted screw pole top.
5, according to each described modular power source assembly in the claim 1 to 4, it is characterized in that described Riveted screw pole also is provided with internal thread hole.
6, modular power source assembly according to claim 5 is characterized in that, described heat-radiating substrate is provided with at least one step surface towards the one side of pcb component; Need the position of radiating element corresponding on the position of described step surface and the pcb component, described heat conductive insulating rubber cushion is arranged on step surface and needs between the radiating element, the height of described step surface, describedly needs radiating element to protrude printed substrate to be complementary towards the height of heat-radiating substrate one side and the thickness sum of described heat conductive insulating rubber cushion and the height of described Riveted screw pole bottom.
7, modular power source assembly according to claim 6 is characterized in that, the another side of described heat-radiating substrate is the plane.
8, modular power source assembly according to claim 7 is characterized in that, described Riveted screw pole has four, is separately positioned on the Si Jiaochu of heat-radiating substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520064121 CN2831713Y (en) | 2005-09-02 | 2005-09-02 | Modular mains assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520064121 CN2831713Y (en) | 2005-09-02 | 2005-09-02 | Modular mains assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2831713Y true CN2831713Y (en) | 2006-10-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520064121 Expired - Lifetime CN2831713Y (en) | 2005-09-02 | 2005-09-02 | Modular mains assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2831713Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101583241B (en) * | 2008-12-29 | 2011-09-28 | 佛山市国星光电股份有限公司 | Method for assembling heat sink on circuit board and radiating circuit substrate manufactured by method |
| CN102306636A (en) * | 2011-08-31 | 2012-01-04 | 昆山锦泰电子器材有限公司 | Bidirectional ladder-shaped heat radiation fin |
| CN103108528A (en) * | 2011-11-09 | 2013-05-15 | 现代摩比斯株式会社 | Motor radiating unit of electrodynamic power steering device |
| CN104244667A (en) * | 2013-06-13 | 2014-12-24 | 苏州沛德导热材料有限公司 | Graphite heat conduction and dissipation piece |
| CN104853561A (en) * | 2014-02-18 | 2015-08-19 | 联想(北京)有限公司 | Heat radiation device, making method thereof, and electronic device |
| CN108762442A (en) * | 2018-05-24 | 2018-11-06 | 华为技术有限公司 | Radiator and its manufacturing method, server |
| CN109923317A (en) * | 2016-11-11 | 2019-06-21 | 信浓绢糸株式会社 | Electrodynamic pump |
-
2005
- 2005-09-02 CN CN 200520064121 patent/CN2831713Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101583241B (en) * | 2008-12-29 | 2011-09-28 | 佛山市国星光电股份有限公司 | Method for assembling heat sink on circuit board and radiating circuit substrate manufactured by method |
| CN102306636A (en) * | 2011-08-31 | 2012-01-04 | 昆山锦泰电子器材有限公司 | Bidirectional ladder-shaped heat radiation fin |
| CN103108528A (en) * | 2011-11-09 | 2013-05-15 | 现代摩比斯株式会社 | Motor radiating unit of electrodynamic power steering device |
| CN103108528B (en) * | 2011-11-09 | 2016-12-21 | 现代摩比斯株式会社 | The motor radiating unit of electric type power steering device |
| CN104244667A (en) * | 2013-06-13 | 2014-12-24 | 苏州沛德导热材料有限公司 | Graphite heat conduction and dissipation piece |
| CN104853561A (en) * | 2014-02-18 | 2015-08-19 | 联想(北京)有限公司 | Heat radiation device, making method thereof, and electronic device |
| CN109923317A (en) * | 2016-11-11 | 2019-06-21 | 信浓绢糸株式会社 | Electrodynamic pump |
| CN108762442A (en) * | 2018-05-24 | 2018-11-06 | 华为技术有限公司 | Radiator and its manufacturing method, server |
| US11490545B2 (en) | 2018-05-24 | 2022-11-01 | Huawei Technologies Co., Ltd. | Heat dissipation apparatus and server |
| US11737242B2 (en) | 2018-05-24 | 2023-08-22 | Huawei Technologies Co., Ltd. | Heat dissipation apparatus and server |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: POWER SUPPLY PRODUCTS (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: AIMOSHENG NETWORK ENERGY SOURCE CO LTD Effective date: 20140904 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518057 SHENZHEN, GUANGDONG PROVINCE TO: 518101 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140904 Address after: 518101 Guangdong city of Shenzhen province Baoan District Xin'an road two North 68 Street office Honglang District Industrial Park plant Patentee after: Astec power supply (Shenzhen) Co., Ltd. Address before: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Patentee before: Aimosheng Network Energy Source Co., Ltd. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150902 Granted publication date: 20061025 |
|
| EXPY | Termination of patent right or utility model |