CN204761948U - Heat radiator for power switch pipe - Google Patents
Heat radiator for power switch pipe Download PDFInfo
- Publication number
- CN204761948U CN204761948U CN201520590773.XU CN201520590773U CN204761948U CN 204761948 U CN204761948 U CN 204761948U CN 201520590773 U CN201520590773 U CN 201520590773U CN 204761948 U CN204761948 U CN 204761948U
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- China
- Prior art keywords
- radiator
- heat
- power switch
- switch pipe
- wall body
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- Expired - Fee Related
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Abstract
The utility model provides a heat radiator for power switch pipe, involves a radiator, by move the hot type radiator, compress tightly the reed, quick -witted tank wall body cooling surface, conveyer pipe and back flow constitute, moves hot chamber in moving the body of hot type radiator, there is the input interface lower part of moving hot chamber, there is the output interface on the upper portion of moving hot chamber, compressing tightly the reed and comprising seal face, elasticity turn and presser foot, the seal face is located the interlude that compresses tightly the reed, machine tank wall body cooling surface comprises double -deck wall body, and the layer is cooled off to the inner space component of its double -deck wall body, and there is backward flow mouthful access on the cooling layer of quick -witted roof portion, and the lower part that two sides in the quick -witted case cool off the layer respectively has the loop exit to connect out, input interface and quick -witted case side that duct connections was moving the hot type radiator cool off between the loop exit on layer, and the back flow is connected between the backward flow mouth of output interface that moves the hot type radiator and quick -witted roof portion. The utility model discloses a move the circulation flow of thermal medium, leave the heat of 3 production of power switch pipe in order to move hot mode, sparingly the occupy -place space of radiator on the circuit board.
Description
Technical field
The utility model relates to a kind of radiator, is related specifically to a kind of radiator of plastic packaging power tube.
Background technology
Current, Switching Power Supply is widely used in fields such as industrial production, MSW disposal, communication, electric power, be reliable, stable, small-sized and high efficiency to the General Requirements of Switching Power Supply, high frequency makes Switching Power Supply remove Industrial Frequency Transformer, thus realizes high efficiency and miniaturization.But the power switch in Switching Power Supply operationally can generate heat, in order to enable the reliable and steady operation of Switching Power Supply, the heat that power switch pipe produces must leave in time, otherwise power switch pipe can be made to damage.General plastic packaging power switch pipe is dispelled the heat by Aluminium Radiator, plastic packaging power switch pipe passes to Aluminium Radiator heat, Aluminium Radiator is distributed peritropous for heat space by the air-cooled or natural type of cooling again, Aluminium Radiator must have enough efficiently radiates heat areas the heat that plastic packaging power switch pipe produces could to be left, therefore, conventional Aluminium Radiator volume is larger, there is the shortcoming that footprint is large and weight is large, have impact on the power density of Switching Power Supply, miniaturization is placed restrictions on.
Utility model content
The purpose of this utility model makes the radiator of power switch pipe footprint on circuit boards little, and be convenient to power device layout on circuit boards, make Switching Power Supply compact conformation, power density is high, is beneficial to Switching Power Supply miniaturization.
The heat abstractor of a kind of power switch pipe of the present utility model, it is characterized in that heat abstractor is made up of heat tranferring radiator 1, compression reed 5, cabinet wall body radiating surface and insulation tube connector, wherein, hot chamber 1-4 is moved in the body of heat tranferring radiator 1, the lower rearward side moving hot chamber 1-4 has input interface 1-1 to access, and the top moving hot chamber 1-4 has output interface 1-5 to pick out; Compress reed 5 to be made up of seal face 5-1, the curved 5-2 of elastic force and presser feet 5-3, seal face 5-1 is positioned at the interlude compressing reed 5, the both sides of seal face 5-1 are the curved 5-2 of elastic force arched upward, and be respectively the presser feet 5-3 of L shape, presser feet 5-3 has installation through hole outside the curved 5-2 of elastic force on both sides; Cabinet wall body radiating surface is made up of the double-deck wall body of enclosure top and the double-deck wall body of cabinet two sides, the interior space of its double-deck wall body forms cooling layer 8-2, the cooling layer of enclosure top has refluxing opening 8-1 to access, the cooling layer of enclosure top is communicated to the cooling layer of cabinet two sides, and the bottom of cabinet two side cooling layers respectively has loop exit 8-4 to pick out; Insulation tube connector comprises feed tube 10 and return duct 9, feed tube 10 is connected between the input interface 1-1 of heat tranferring radiator 1 bottom and the loop exit 8-4 of cabinet side cooling layer bottom, between the output interface 1-5 that return duct 9 is connected to heat tranferring radiator 1 top and the refluxing opening 8-1 of enclosure top.
In the utility model, the plane for installation power switching tube is had before heat tranferring radiator 1, plane before heat tranferring radiator 1 there is the compression screw for fastening power switch pipe, have the spacing recess avoiding power switch pipe pin in the front lower of heat tranferring radiator 1; The lower end of heat tranferring radiator 1 is closed entity, has installation screw 1-2 in the closed body of heat tranferring radiator 1 lower end; The input interface 1-1 of heat tranferring radiator 1 and output interface 1-5 is respectively riffled tube dental structure, and input interface 1-1 moves thermal medium input adapter 2, and output interface 1-5 moves thermal medium out splice going splice 7; The hot chamber 1-4 that moves of heat tranferring radiator 1 is one section of circular straight hole or square straight hole or polygon straight hole, in circular straight hole or square straight hole, have cooling rib; Have expansion tank 13 in heat abstractor, the lower end of expansion tank 13 is connected on the outer wall body of enclosure top, and the interior space of expansion tank 13 is communicated to cooling layer 8-2, and the upper end of expansion tank 13 has respiratory siphon 14 to pick out; Communicating pipe 12 is had between the loop exit of cabinet two side cooling layers, communicating pipe 12 has threeway 11, one end of feed tube 10 is connected on the input interface 1-1 of heat tranferring radiator 1 bottom, and the other end of feed tube 10 is connected with two loop exits of communicating pipe 12 with two side cooling layer bottoms of cabinet by threeway 11.
During the utility model application, heat conductive silica gel is coated at power switch pipe 3 radiating surface behind, again power switch pipe 3 is attached in the plane before heat tranferring radiator 1, then compression reed 5 is withheld on power switch pipe 3, the seal face 5-1 compressing reed 5 is pressed together on power switch pipe 3, screw with hold-down bolt in the compression screw of heat tranferring radiator 1 through the installation through hole on presser feet 5-3, the plane before the radiating surface of power switch pipe 3 behind and heat tranferring radiator 1 is made to carry out close contact, during concrete enforcement, rubber cushion 6 can be set between the seal face 5-1 compressing reed 5 and power switch pipe 3, make to carry out soft contact between seal face 5-1 with power switch pipe 3, avoid the excessive damage power switch pipe 3 of pressure, then heat tranferring radiator 1 being taken power switch pipe 3 is arranged on the circuit board of Switching Power Supply, by the measure using screw to screw in the installation screw 1-2 of heat tranferring radiator 1 through circuit board, heat tranferring radiator 1 is positioned on circuit boards, then the pin of power switch pipe 3 is welded on the circuit of circuit board, moving in the cooling layer 8-2 of hot chamber 1-4 and cabinet wall body to add and move thermal medium at heat tranferring radiator 1, the described thermal medium that moves comprises conduction oil or cooling water.Moving thermal medium adopts natural circulation mode to flow between heat tranferring radiator 1 and the cooling layer 8-2 of cabinet wall body.The cooling layer 8-2 of cabinet wall body adopts natural convection air mode or fan to force the type of cooling to carry out cooling.
When above-mentioned utility model works, the heat that power switch pipe 3 produces is delivered to move by the wall body of heat tranferring radiator 1 and moves in thermal medium in hot chamber 1-4, move thermal medium to circulate mode, heat to be shifted out fast from heat tranferring radiator 1, be sent in the cooling layer 8-2 of cabinet wall body, force the type of cooling or cooling water heat exchanged form that heat is left by natural convection air mode or fan again, make to move thermal medium to be cooled, the cooled thermal medium that moves turns back to moving in hot chamber 1-4 of heat tranferring radiator 1 and recycles.In its natural circulation course of work, the heat that power switch pipe 3 produces is delivered to moving of heat tranferring radiator 1 and moves in thermal medium in hot chamber 1-4, make to move thermal medium to be heated intensification, thermal medium density of moving after intensification diminishes, according to gravity circulation principle, the thermal medium that moves after being heated carries out ascending motion, flow out from the thermal medium out splice going splice 7 that moves moving 1-4 top, hot chamber, the cooling layer 8-2 being entered into cabinet wall body by return duct 9 carries out cooling, in the cooling layer 8-2 of cabinet wall body, hot moves thermal medium after cooling, density increases, just descending motion is carried out, so flow out from the loop exit 8-4 of the cooling layer bottom of cabinet two sides, supplement into moving in hot chamber 1-4 by communicating pipe 12 and feed tube 10 by the bottom of heat tranferring radiator 1, so go round and begin again, by moving circulating of thermal medium, the heat that power switch pipe 3 produces is left with heat-removing way, the radiator volume of power switch pipe 3 is reduced greatly, save the footprint of radiator on circuit board, facilitate the component placement on circuit board and configuration, make compact conformation on circuit board, thus make Switching Power Supply compact conformation, power density is high, miniaturized.The utility model adopts the cooling layer structure of cabinet wall body, its cooling layer is attached on the wall body of cabinet, area of dissipation is large, the outer wall body of cabinet is exposed in the extraneous air of machine, the efficiency of its heat radiation is high, and the cooling layer structure of cabinet wall body occupies the space of machine intimate hardly, creates conditions to the miniaturization of Switching Power Supply.
In above-mentioned utility model, installation power switching tube is carried out without the original installing hole on power switch pipe, and use compression reed 5 mode of withholding on power switch pipe 3 to carry out installation power switching tube, because the area of exerting pressure of the screw stitching surface compressing the original installing hole on the seal face 5-1 specific power switching tube on reed 5 is much larger, therefore, with compression reed 5 come installation power switching tube exert pressure evenly and more center, make the laminating of the radiating surface of power switch pipe 3 and heat tranferring radiator 1 tightr; Compress reed 5 and there is the curved 5-2 structure of elastic force, making seal face 5-1 have elasticity when compressing power switch pipe, loosening after avoiding device to expand with heat and contract with cold, thus guaranteeing that the laminating between the radiating surface of power switch pipe 3 and heat tranferring radiator 1 is tight all the time.
The beneficial effects of the utility model are: the heat abstractor of a kind of power switch pipe provided, by moving circulating of thermal medium, the heat that power switch pipe 3 produces is left with heat-removing way, the radiator volume of power switch pipe 3 is reduced greatly, save the footprint of radiator on circuit board, facilitate the component placement on circuit board and configuration, make board structure of circuit compact, thus make Switching Power Supply compact conformation, power density high, miniaturized.
Accompanying drawing explanation
Fig. 1 is the structure chart of the heat abstractor of a kind of power switch pipe of the present utility model.
Fig. 2 is the A-A profile of Fig. 1.
In figure: 1. heat tranferring radiator, 1-1. input interface, 1-2. installation screw, 1-3. spacing recess, 1-4. moves hot chamber, 1-5. output interface, 2. move thermal medium input adapter, 3. power switch pipe, 5. compress reed, 5-1. seal face, 5-2. elastic force is curved, 5-3. presser feet, 6. rubber cushion, 7. moves thermal medium out splice going splice, 8. cabinet outer wall, 8-1. refluxing opening, 8-2. cooling layer, 8-3. cabinet inwall, 8-4. loop exit, 9. return duct, 10. feed tube, 11. threeways, 12. communicating pipes, 13. expansion tanks, 14. respiratory siphons.
Embodiment
embodiment 1in execution mode shown in Fig. 1, the heat abstractor of power switch pipe is by heat tranferring radiator 1, compress reed 5, cabinet wall body radiating surface and insulation tube connector composition, wherein, the plane for installation power switching tube is had before heat tranferring radiator 1, plane before heat tranferring radiator 1 there is the compression screw for fastening power switch pipe, the front lower of heat tranferring radiator 1 has the spacing recess avoiding power switch pipe pin, hot chamber 1-4 is moved in the body of heat tranferring radiator 1, moving hot chamber 1-4 is one section of circular straight hole or square straight hole or polygon straight hole, cooling rib is had in circular straight hole or square straight hole, the lower rearward side moving hot chamber 1-4 has input interface 1-1 to access, the top moving hot chamber 1-4 has output interface 1-5 to pick out, the input interface 1-1 of heat tranferring radiator 1 and output interface 1-5 is respectively riffled tube dental structure, input interface 1-1 moves thermal medium input adapter 2, output interface 1-5 moves thermal medium out splice going splice 7, the lower end of heat tranferring radiator 1 is closed entity, has installation screw 1-2 in the closed body of heat tranferring radiator 1 lower end, compress reed 5 to be made up of seal face 5-1, the curved 5-2 of elastic force and presser feet 5-3, seal face 5-1 is positioned at the interlude compressing reed 5, the both sides of seal face 5-1 are the curved 5-2 of elastic force arched upward, and be respectively the presser feet 5-3 of L shape, presser feet 5-3 has installation through hole outside the curved 5-2 of elastic force on both sides, cabinet wall body radiating surface is made up of the double-deck wall body of enclosure top and the double-deck wall body of cabinet two sides, the interior space of its double-deck wall body forms cooling layer 8-2, the cooling layer of enclosure top has refluxing opening 8-1 to access, the cooling layer of enclosure top is communicated to the cooling layer of cabinet two sides, and the bottom of cabinet two side cooling layers respectively has loop exit 8-4 to pick out, insulation tube connector comprises feed tube 10 and return duct 9, feed tube 10 is connected between the input interface 1-1 of heat tranferring radiator 1 bottom and the loop exit 8-4 of cabinet side cooling layer bottom, between the output interface 1-5 that return duct 9 is connected to heat tranferring radiator 1 top and the refluxing opening 8-1 of enclosure top, have expansion tank 13 in heat abstractor, the lower end of expansion tank 13 is connected on the outer wall body of enclosure top, and the interior space of expansion tank 13 is communicated to cooling layer 8-2, and the upper end of expansion tank 13 has respiratory siphon 14 to pick out.In the present embodiment, communicating pipe 12 is had between the loop exit of cabinet two side cooling layers, communicating pipe 12 has threeway 11, one end of feed tube 10 is connected on the input interface 1-1 of heat tranferring radiator 1 bottom, and the other end of feed tube 10 is connected with two loop exits of communicating pipe 12 with two side cooling layer bottoms of cabinet by threeway 11.Select described return duct 9, feed tube 10 and communicating pipe 12 half flexible pipe of polytetrafluoroethylmaterial material.
During the present embodiment application, heat conductive silica gel is coated at power switch pipe 3 radiating surface behind, again power switch pipe 3 is attached in the plane before heat tranferring radiator 1, then compression reed 5 is withheld on power switch pipe 3, the seal face 5-1 compressing reed 5 is pressed together on power switch pipe 3, screw with hold-down bolt in the compression screw of heat tranferring radiator 1 through the installation through hole on presser feet 5-3, the plane before the radiating surface of power switch pipe 3 behind and heat tranferring radiator 1 is made to carry out close contact, between the seal face 5-1 compressing reed 5 and power switch pipe 3, rubber cushion 6 is set, make to carry out soft contact between seal face 5-1 with power switch pipe 3, avoid the excessive damage power switch pipe 3 of pressure, then heat tranferring radiator 1 being taken power switch pipe 3 is arranged on the circuit board of Switching Power Supply, by the measure using screw to screw in the installation screw 1-2 of heat tranferring radiator 1 through circuit board, heat tranferring radiator 1 is positioned on circuit boards, then the pin of power switch pipe 3 is welded on the circuit of circuit board, moving in the cooling layer 8-2 of hot chamber 1-4 and cabinet wall body to add and move thermal medium at heat tranferring radiator 1, the described thermal medium that moves comprises conduction oil or cooling water.Moving thermal medium adopts natural circulation mode to flow between heat tranferring radiator 1 and the cooling layer 8-2 of cabinet wall body.The cooling layer 8-2 of cabinet wall body adopts natural convection air mode or fan to force the type of cooling to carry out cooling.
During the above embodiments work, the heat that power switch pipe 3 produces is delivered to move by the wall body of heat tranferring radiator 1 and moves in thermal medium in hot chamber 1-4, move thermal medium to circulate mode, heat to be shifted out fast from heat tranferring radiator 1, be sent in the cooling layer 8-2 of cabinet wall body, force the type of cooling or cooling water heat exchanged form that heat is left by natural convection air mode or fan again, make to move thermal medium to be cooled, the cooled thermal medium that moves turns back to moving in hot chamber 1-4 of heat tranferring radiator 1 and recycles.In its natural circulation course of work, the heat that power switch pipe 3 produces is delivered to moving of heat tranferring radiator 1 and moves in thermal medium in hot chamber 1-4, make to move thermal medium to be heated intensification, thermal medium density of moving after intensification diminishes, according to gravity circulation principle, the thermal medium that moves after being heated carries out ascending motion, flow out from the thermal medium out splice going splice 7 that moves moving 1-4 top, hot chamber, the cooling layer 8-2 being entered into cabinet wall body by return duct 9 carries out cooling, in the cooling layer 8-2 of cabinet wall body, hot moves thermal medium after cooling, density increases, just descending motion is carried out, so flow out from the loop exit 8-4 of the cooling layer bottom of cabinet two sides, supplement into moving in hot chamber 1-4 by communicating pipe 12 and feed tube 10 by the bottom of heat tranferring radiator 1, so go round and begin again, by moving circulating of thermal medium, the heat that power switch pipe 3 produces is left with heat-removing way, the radiator volume of power switch pipe 3 is reduced greatly, save the footprint of radiator on circuit board, facilitate the component placement on circuit board and configuration, make compact conformation on circuit board, thus make Switching Power Supply compact conformation, power density is high, miniaturized.The present embodiment adopts the cooling layer structure of cabinet wall body, its cooling layer is attached on the wall body of cabinet, area of dissipation is large, the outer wall body of cabinet is exposed in the extraneous air of machine, the efficiency of its heat radiation is high, and the cooling layer structure of cabinet wall body occupies the space of machine intimate hardly, creates conditions to the miniaturization of Switching Power Supply.
Claims (7)
1. the heat abstractor of a power switch pipe, it is characterized in that heat abstractor is made up of heat tranferring radiator (1), compression reed (5), cabinet wall body radiating surface and insulation tube connector, wherein, hot chamber (1-4) is moved in the body of heat tranferring radiator (1), the lower rearward side moving hot chamber (1-4) has input interface (1-1) to access, and the top moving hot chamber (1-4) has output interface (1-5) to pick out; Compress reed (5) to be made up of seal face (5-1), elastic force curved (5-2) and presser feet (5-3), seal face (5-1) is positioned at the interlude compressing reed (5), the both sides of seal face (5-1) are the elastic force curved (5-2) arched upward, elastic force curved (5-2) outside on both sides is respectively the presser feet (5-3) of L shape, and presser feet (5-3) has installation through hole; Cabinet wall body radiating surface is made up of the double-deck wall body of enclosure top and the double-deck wall body of cabinet two sides, the interior space of its double-deck wall body forms cooling layer (8-2), the cooling layer of enclosure top has refluxing opening (8-1) to access, the cooling layer of enclosure top is communicated to the cooling layer of cabinet two sides, and the bottom of cabinet two side cooling layers respectively has loop exit (8-4) to pick out; Insulation tube connector comprises feed tube (10) and return duct (9), feed tube (10) is connected between the input interface (1-1) of heat tranferring radiator (1) bottom and the loop exit (8-4) of cabinet side cooling layer bottom, and return duct (9) is connected between the output interface (1-5) on heat tranferring radiator (1) top and the refluxing opening (8-1) of enclosure top.
2. the heat abstractor of a kind of power switch pipe according to claim 1, it is characterized in that the plane had before heat tranferring radiator (1) for installation power switching tube, plane before heat tranferring radiator (1) there is the compression screw for fastening power switch pipe, have the spacing recess avoiding power switch pipe pin in the front lower of heat tranferring radiator (1).
3. the heat abstractor of a kind of power switch pipe according to claim 1, is characterized in that the lower end of heat tranferring radiator (1) is closed entity, in the closed body of heat tranferring radiator (1) lower end, has installation screw (1-2).
4. the heat abstractor of a kind of power switch pipe according to claim 1, it is characterized in that the input interface (1-1) of heat tranferring radiator (1) and output interface (1-5) are respectively riffled tube dental structure, input interface (1-1) moves thermal medium input adapter (2), output interface (1-5) moves thermal medium out splice going splice (7).
5. the heat abstractor of a kind of power switch pipe according to claim 1, is characterized in that the hot chamber (1-4) of moving of heat tranferring radiator (1) is one section of circular straight hole or square straight hole or polygon straight hole, in circular straight hole or square straight hole, has cooling rib.
6. the heat abstractor of a kind of power switch pipe according to claim 1, it is characterized in that in heat abstractor, there is expansion tank (13), the lower end of expansion tank (13) is connected on the outer wall body of enclosure top, the interior space of expansion tank (13) is communicated to cooling layer (8-2), and the upper end of expansion tank (13) has respiratory siphon (14) to pick out.
7. the heat abstractor of a kind of power switch pipe according to claim 1, it is characterized in that between the loop exit of cabinet two side cooling layers, have communicating pipe (12), communicating pipe (12) has threeway (11), one end of feed tube (10) is connected on the input interface (1-1) of heat tranferring radiator (1) bottom, and the other end of feed tube (10) is connected with two loop exits of communicating pipe (12) with two side cooling layer bottoms of cabinet by threeway (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520590773.XU CN204761948U (en) | 2015-08-08 | 2015-08-08 | Heat radiator for power switch pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520590773.XU CN204761948U (en) | 2015-08-08 | 2015-08-08 | Heat radiator for power switch pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204761948U true CN204761948U (en) | 2015-11-11 |
Family
ID=54476609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520590773.XU Expired - Fee Related CN204761948U (en) | 2015-08-08 | 2015-08-08 | Heat radiator for power switch pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204761948U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104994717A (en) * | 2015-08-08 | 2015-10-21 | 衢州昀睿工业设计有限公司 | Heat radiation device of power switch tube |
-
2015
- 2015-08-08 CN CN201520590773.XU patent/CN204761948U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104994717A (en) * | 2015-08-08 | 2015-10-21 | 衢州昀睿工业设计有限公司 | Heat radiation device of power switch tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20170808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |