CN105764310B - A kind of protective relaying device and its feature card - Google Patents
A kind of protective relaying device and its feature card Download PDFInfo
- Publication number
- CN105764310B CN105764310B CN201610288795.XA CN201610288795A CN105764310B CN 105764310 B CN105764310 B CN 105764310B CN 201610288795 A CN201610288795 A CN 201610288795A CN 105764310 B CN105764310 B CN 105764310B
- Authority
- CN
- China
- Prior art keywords
- protective relaying
- relaying device
- mounting plate
- heat
- babinet
- 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 - Fee Related
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 53
- 239000002184 metal Substances 0.000 claims abstract description 51
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011358 absorbing material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000012356 Product development Methods 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20436—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing
- H05K7/20445—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing the coupling element being an additional piece, e.g. thermal standoff
- H05K7/20472—Sheet interfaces
Abstract
The present invention relates to a kind of protective relaying device and its feature cards; feature card is included for the metal mounting plate with protective relaying device babinet fixing assembling and the circuit board for setting circuit part; the circuit board is equipped with heat-sink shell with being fixedly connected on the inside of metal mounting plate on the inside of the metal mounting plate.The protective relaying device includes babinet and several above-mentioned feature cards.The feature card and protective relaying device of the present invention can accelerate the quick of protective relaying device internal heat and shed, and advantageously reduce the temperature inside protective relaying device, so as to improve service using life, ensure that the reliability service of each component inside device.
Description
Technical field
The invention belongs to power system relay protection device technical fields, and in particular to a kind of protective relaying device and its work(
It can plug-in unit.
Background technology
The need reduced with the fast development and substation's construction cost of the technologies such as computer, network communication and microelectronics
It asks, the protective relaying device as power network safety operation the first line of defence increasingly shows that function is integrated, device is small-sized
The characteristics of change, These characteristics cause the heat dissipation problem of each component in confined space high speed operation to become increasingly conspicuous.How to have
Effect avoids causing protective relaying device bulk temperature to raise due to the fever of component is difficult to shed, and has been subject to each electric power public
Department and the highest attention of product development unit.
Relay protection device of intelligent substation itself Wen Sheng mostlys come from the following aspects at present：Firstly, since intelligence
The application of technology can be changed, more the information dependent on the transmission of itself optical port reception optical fiber, the rising of optical port quantity increase device
The power consumption of device itself；Secondly, what intelligent transformer substation information was handled increases so that the cores such as device internal element such as CPU, FPGA
Piece high speed operation inevitably generates more heats；Again, device internal circuit design and components selection do not conform to
Reason causes device power consumption increasing；Finally, device IP degree of protection is provided by device miniaturization and Specification,
So that device sealing is tight, self heat is difficult to shed.Above-mentioned reason causes internal temperature in protective relaying device operational process
The continuous improvement risen has buried hidden danger to normal play of the reliability service of each component, life cycle and device performance.
The content of the invention
The present invention provides a kind of protective relaying device and its feature cards, it is intended to solve protective relaying device operational process
Middle self heat, which is difficult to shed, makes internal temperature excessively high, so as to reduce service using life and be unfavorable for asking for device reliability service
Topic.
In order to solve the above technical problems, the present invention feature card include for protective relaying device babinet fixing assembling
Metal mounting plate and circuit board for setting circuit part, the circuit board on the inside of metal mounting plate with being fixedly connected, institute
It states and heat-sink shell is equipped on the inside of metal mounting plate.
The feature card for CPU card, switch acquisition plug-in unit, output switch parameter plug-in unit, analog acquisition plug-in unit or
Route protection plug-in unit.
The present invention protective relaying device include babinet and several feature cards, each feature card include for
The metal mounting plate of babinet fixing assembling and the circuit board for setting circuit part, the circuit board and metal mounting plate inside
It is fixedly connected, heat-sink shell is equipped on the inside of the metal mounting plate.
The socket being adapted with the feature card, the feature card are provided at least one panel of the babinet
It is connected after the corresponding socket of insertion with protective relaying device inside subject circuit board.
Each panel of babinet is metal decking, and the inside of the metal decking is equipped with heat-sink shell.
A panel on the babinet is operation panel.
The inside of the operation panel is equipped with metal layer.
Liquid crystal display is provided on the operation panel.
The thickness δ of the heat-sink shell is：Wherein, t1、t2The respectively temperature of heat-sink shell inner side and outer side, Q
For the heat flow by heat-sink shell under stable situation, λ is the thermal conductivity factor of heat-sink shell, and A is heat transfer area.
Beneficial effects of the present invention：Heat-sink shell is equipped on the inside of the metal mounting plate of the feature card of the present invention, when the function
In plug-in unit insertion protective relaying device when running, the heat that can be generated by circuit board during the heat-sink shell Absorption and running, then
Heat is imported in air by metal mounting plate, sheds, has so as to accelerate the quick of protective relaying device internal heat
Beneficial to the temperature reduced inside protective relaying device, service using life is improved, ensure that each component inside device can
By operation.
The present invention is also equipped with heat-sink shell in the inside of each panel of protective relaying device middle case and each panel uses metal
Material is made, and is absorbed heat by heat-sink shell and passes through metal decking heat conduction, further enhances the heat dissipation inside protective relaying device
Ability.
By setting the socket being adapted with each feature card at least one panel of babinet in the present invention, make function
After plug-in unit insertion, metal mounting plate can coordinate with babinet forms closed structure, improves the ability of electromagnetism interference, into
One step has ensured the reliability service of device.
The present invention is provided with the calculation formula of heat absorption layer thickness, when protective relaying device is designed according to device internal element
Power consumption and the inside area of metal mounting plate and each panel of babinet, to select the heat-sink shell of suitable material and its thickness.
Description of the drawings
Fig. 1 is the operation panel that liquid crystal display is contained in protective relaying device forepart of the present invention and remaining device connection diagram；
Fig. 2 is protective relaying device feature card schematic diagram of the present invention；
Fig. 3 is schematic diagram after protective relaying device installation function plug-in unit of the present invention；
Fig. 4 is any panel schematic diagram for the babinet that the present invention is equipped with heat-sink shell；
In Fig. 1,1-1 is on the outside of the metal decking of babinet, and 1-2 is protective relaying device inside subject circuit, and 1-3 is operation
Panel, 1-4 are protective relaying device babinet back, and 1-5 is protective relaying device babinet forepart, and 1-6 is 1- on the inside of operation panel
7 is on the outside of operation panels；
In Fig. 2,2-1 is the metal mounting plate of feature card, and 2-2 is on the outside of metal mounting plate, 2-3 is in metal mounting plate
Side, 2-4 are circuit board；
In Fig. 4,1-1 is on the outside of the metal decking of babinet, and 3-1 is on the inside of the metal decking of babinet, and 3-2 is the metal of babinet
Panel location hole.
Specific embodiment
Below in conjunction with the accompanying drawings, technical scheme is described in further detail.
A kind of embodiment of feature card of the present invention
As shown in Fig. 2, the feature card of the present embodiment is included for the metal with protective relaying device babinet fixing assembling
Installing plate 2-1 and connect for 2-3 to be set on the inside of the circuit board 2-4, the circuit board 2-4 of circuit part and metal mounting plate to fix
It connects, 2-3 is equipped with heat-sink shell on the inside of the metal mounting plate.
Circuit board is a pcb board, is provided with various electronic components on pcb board, each pcb board can realize a kind of work(
Can, pcb board on the inside of metal mounting plate with being fixedly connected, when in the socket of feature card insertion protective relaying device, due to
For each feature card optical port there are mass message exchanging, power consumption is larger in protective relaying device operational process, and it is more to generate heat, because
This is equipped with heat-sink shell on the inside of feature card metal mounting plate, with the heat inside absorption plant, and will by metal mounting plate
Heat sheds, so as to the ability for improving the absorption of device internal heat and externally radiating.Wherein, heat-sink shell prioritizing selection is painting
Layer is scribbling the material that easily absorbs heat on the inside of feature card metal mounting plate, certainly as other embodiment,
Heat-sink shell made of heat-absorbing material can be pasted.
Fig. 3 is the device back schematic diagram after the installation of each feature card, and the feature card of the present embodiment is inserted including CPU
Part, switch acquisition plug-in unit, output switch parameter plug-in unit, analog acquisition plug-in unit or route protection plug-in unit etc..
A kind of protective relaying device embodiment of the present invention
As shown in Figure 1, the protective relaying device of the present embodiment includes the work(described in babinet and several above-described embodiments
Energy plug-in unit, is not just elaborating the concrete structure of feature card here.
Specifically, babinet includes 6 faces, and box house is equipped with inside subject circuit board 1-2, wherein, in the back of the body of babinet
Portion 1-4 is provided with the socket being adapted with feature card, feature card insertion socket and protective relaying device inside subject circuit
Plate 1-2 is connected.As shown in figure 3, several feature cards (such as spare plug-in unit, CPU card, switch acquisition plug-in unit) are inserted into case
After the matched socket at body back, the inside of the metal mounting plate 2-1 of each feature card and the back of babinet are close
It is bonded, a seamless entirety is combined between each metal mounting plate 2-1, be referred to as feature card installing plate.The function
The remaining panel of plug-in unit installing plate and babinet cooperatively forms closed structure.Protective relaying device with closed structure can carry
The ability of high electromagnetism interference has further ensured the reliability service of device.It, can also be in babinet as other embodiment
The socket being adapted with feature card is set on other one or more faces.
For the ease of being operated to protective relaying device, generally the panel of protective relaying device babinet forepart is arranged to
Operation panel, certainly, as other embodiment, operation panel may also be arranged on its in addition to the face with socket on babinet
On his face.
Operation button is provided on operation panel, for the ease of data or graphical display, can generally be set on operation panel
A liquid crystal display is put, which is connected by conducting wire and cable with device inside subject circuit board.
Since operation panel and inside subject circuit board are close to and internal main circuit board plays the role of stopping heat, and grasps
Make that panel power consumption is smaller and operation panel on the outside of often formed for non-fugitive hot material, therefore 1-6 is not generally on the inside of operation panel
Heat-sink shell is set, but metal layer can be set 1-6 on the inside of operation panel.Certainly, if in the case of without considering cost
Heat-sink shell can be set.
It, can be in remaining four face of protective relaying device babinet in order to further improve the heat-sinking capability of protective relaying device
Upper installation metal decking, the inside 3-1 of each metal decking are equipped with heat-sink shell, as shown in Figure 4.
In the present embodiment the thickness of absorbed layer can pass budgets device power consumption, each metal mounting plate and metal decking inside
Area tests the thermal conduction characteristic of the inside and outside temperature of heat-sink shell and selected heat-absorbing material to draw, calculation formula is as follows：
Wherein t1、t2For the temperature of heat-sink shell inner side and outer side, Q is to be by the heat flow of heat-sink shell, δ under stable situation
The thickness of heat-sink shell, λ are the thermal conductivity factor of the heat-absorbing material of heat-sink shell, and A is heat transfer area.
Protective relaying device and its feature card provided by the invention, are mainly used in intelligent substation, in order to prevent
In relay protection device of intelligent substation operational process the service life of each component is influenced since device internal temperature rise is excessively high
With the performance of normal function, so as to reduce the global reliability of device.
Specific embodiment is presented above, but the present invention is not limited to described embodiment.The base of the present invention
This thinking is above-mentioned basic scheme, and for those of ordinary skill in the art, various changes are designed in introduction according to the present invention
The model of shape, formula, parameter simultaneously need not spend creative work.It is right without departing from the principles and spirit of the present invention
The change, modification, replacement and modification that embodiment carries out are still fallen in protection scope of the present invention.
Claims (9)
1. a kind of feature card, which is characterized in that including being used for the metal mounting plate with protective relaying device babinet fixing assembling
With for setting the circuit board of circuit part, the circuit board on the inside of metal mounting plate with being fixedly connected, the metal mounting plate
Inside is equipped with heat-sink shell；Interface is provided on the outside of the metal mounting plate, feature card is in insertion protective relaying device
When in socket, the inside of metal mounting plate and the back of babinet fit closely, to cooperatively form closed structure with remaining panel.
2. feature card according to claim 1, which is characterized in that the feature card is CPU card, switch acquisition is inserted
Part, output switch parameter plug-in unit, analog acquisition plug-in unit or route protection plug-in unit.
3. a kind of protective relaying device, which is characterized in that the protective relaying device includes babinet and several feature cards, often
A feature card is included for the metal mounting plate with babinet fixing assembling and the circuit board for setting circuit part, the electricity
Road plate is equipped with heat-sink shell with being fixedly connected on the inside of metal mounting plate on the inside of the metal mounting plate；Outside the metal mounting plate
It is provided with interface on side, when feature card is in the socket for being inserted into protective relaying device, the inside of metal mounting plate and babinet
Back fits closely, to cooperatively form closed structure with remaining panel.
4. protective relaying device according to claim 3, which is characterized in that be provided at least one panel of the babinet
The socket being adapted with the feature card, after the corresponding socket of feature card insertion with protective relaying device inside subject electricity
Road plate is connected.
5. protective relaying device according to claim 4, which is characterized in that each panel of babinet is metal decking, described
The inside of metal decking is equipped with heat-sink shell.
6. protective relaying device according to claim 3 a, which is characterized in that panel on the babinet is operating surface
Plate.
7. protective relaying device according to claim 6, which is characterized in that the inside of the operation panel is equipped with metal layer.
8. protective relaying device according to claim 6, which is characterized in that be provided with liquid crystal display on the operation panel
Screen.
9. according to any protective relaying devices of claim 3-8, which is characterized in that the thickness δ of the heat-sink shell is：Wherein, t1、t2The respectively temperature of heat-sink shell inner side and outer side, Q are by the hot-fluid of heat-sink shell under stable situation
Amount, λ are the thermal conductivity factor of heat-sink shell, and A is heat transfer area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610288795.XA CN105764310B (en) | 2016-04-29 | 2016-04-29 | A kind of protective relaying device and its feature card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610288795.XA CN105764310B (en) | 2016-04-29 | 2016-04-29 | A kind of protective relaying device and its feature card |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105764310A CN105764310A (en) | 2016-07-13 |
| CN105764310B true CN105764310B (en) | 2018-05-29 |
Family
ID=56323358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610288795.XA Expired - Fee Related CN105764310B (en) | 2016-04-29 | 2016-04-29 | A kind of protective relaying device and its feature card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105764310B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101094582A (en) * | 2006-04-28 | 2007-12-26 | 蒂科电子公司 | Integrated heat sink and light pipe mounting assembly |
| CN203827668U (en) * | 2014-04-29 | 2014-09-10 | 北京中和卓远科技有限公司 | Metal frame for slot type acquisition case |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101595463A (en) * | 2005-02-18 | 2009-12-02 | 芯片Pc以色列公司 | The insertable computing apparatus that wall is installed |
| KR100709876B1 (en) * | 2005-09-02 | 2007-04-20 | 삼성에스디아이 주식회사 | Plasma display module |
| CN2872458Y (en) * | 2005-11-03 | 2007-02-21 | 杨永兵 | Fastener |
| US8295040B2 (en) * | 2010-06-15 | 2012-10-23 | Apple Inc. | Cooling arrangement for small form factor desktop computer |
| CN102194385B (en) * | 2011-05-26 | 2014-10-01 | 夏志清 | LED (Light-Emitting Diode) display screen module |
| CN104754915A (en) * | 2013-12-27 | 2015-07-01 | 奇鋐科技股份有限公司 | Heat radiation structure applied to mobile device |
| CN103762829B (en) * | 2014-01-02 | 2016-05-04 | 兰州空间技术物理研究所 | A kind of modularized multiple out-put supply |
| CN204350544U (en) * | 2015-01-19 | 2015-05-20 | 太仓市兴港金属材料有限公司 | A kind of leakproof Section Bar Heat Sinks |
| CN204906945U (en) * | 2015-07-14 | 2015-12-23 | 徐夫子 | Heat abstractor with damping nature |
| CN105050363B (en) * | 2015-08-07 | 2018-08-03 | 深圳英飞拓科技股份有限公司 | The adaptive heat-transfer device of pluggable structure |
| CN205753374U (en) * | 2016-04-29 | 2016-11-30 | 许继集团有限公司 | Protective relaying device and feature card thereof |
-
2016
- 2016-04-29 CN CN201610288795.XA patent/CN105764310B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101094582A (en) * | 2006-04-28 | 2007-12-26 | 蒂科电子公司 | Integrated heat sink and light pipe mounting assembly |
| CN203827668U (en) * | 2014-04-29 | 2014-09-10 | 北京中和卓远科技有限公司 | Metal frame for slot type acquisition case |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105764310A (en) | 2016-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102791107A (en) | Sealing and water-cooling method and equipment for cooling electronic equipment | |
| US9915780B2 (en) | Optical module with a dual layer PCBA structure | |
| CN102150101A (en) | Method and apparatus for embedded battery cells and thermal management | |
| CN207833445U (en) | The radiator and cooling system of mine machine are dug for ideal money | |
| US20120303174A1 (en) | Green Data Center and the Method for Achieving Power Usage Efficiency less than 1 | |
| CN205753374U (en) | Protective relaying device and feature card thereof | |
| CN204406021U (en) | A kind of micro projector | |
| CN105764310B (en) | A kind of protective relaying device and its feature card | |
| CN207321769U (en) | A kind of high efficiency and heat radiation Universal machine cabinet based on conduction | |
| CN107643813A (en) | A kind of closed liquid-cooled suit business device | |
| WO2023179120A1 (en) | Electronic device | |
| CN110191621A (en) | A kind of printed circuit board with radiator structure is stacked component and electronic equipment | |
| CN205912405U (en) | Heat radiation structure and hand -held device | |
| CN205407873U (en) | Switch | |
| CN108776531A (en) | A kind of electronic device and a kind of radiating subassembly | |
| CN107606723A (en) | A kind of cooling system for data center | |
| CN204291736U (en) | Electrically-controlled component radiator structure | |
| CN112994411A (en) | Power adapter heat radiation structure | |
| US10130010B2 (en) | Internal heat-dissipation terminal | |
| CN201145877Y (en) | Completely sealed reinforcing computer capable of radiating easily | |
| CN207573189U (en) | Radiator and with its motor | |
| CN220307639U (en) | Heat conduction device for micro-autonomous navigation equipment | |
| CN106714504A (en) | Remote radio unit, mounting element, and radio-frequency communication system | |
| CN110535433A (en) | Photovoltaic module and photovoltaic curtain wall | |
| CN209594186U (en) | Traffic lights cabinet body and traffic lights |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170721 Address after: No. 1706 Xuchang City, Henan province 461000 XJ Avenue Applicant after: Xuji Group Co., Ltd. Applicant after: Xuji Electric Co., Ltd. Applicant after: Xuchang Xuji Software Technology Co., Ltd. Applicant after: Electric Power Research Institute of State Grid Liaoning Electric Power Co., Ltd. Applicant after: State Grid Corporation of China Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant before: Xuji Group Co., Ltd. Applicant before: Xuji Electric Co., Ltd. Applicant before: Xuchang Xuji Software Technology Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20190429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |