CN221079768U - Electronic transformer heat abstractor - Google Patents
Electronic transformer heat abstractor Download PDFInfo
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- CN221079768U CN221079768U CN202322672815.1U CN202322672815U CN221079768U CN 221079768 U CN221079768 U CN 221079768U CN 202322672815 U CN202322672815 U CN 202322672815U CN 221079768 U CN221079768 U CN 221079768U
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- plate
- heat
- mounting panel
- transformer
- fixedly connected
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 37
- 239000000872 buffer Substances 0.000 claims abstract description 24
- 238000001816 cooling Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 19
- 230000001965 increasing effect Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000006173 Good's buffer Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a heat dissipation device of an electronic transformer, which comprises: bottom plate and mounting panel down, bottom plate upper surface symmetry joint support board, backup pad upper end pass through spring sliding connection in the buffer board, and buffer board symmetry connection is in the both sides of shell lower surface, and the relative air outlet's of shell medial surface position fixed connection air exhauster, and mounting panel down are gone up in shell internal surface symmetry connection simultaneously, mounting groove is offered to the relative one side symmetry of mounting panel and last mounting panel down, and the transformer main part passes through bolt fixed connection in the mounting groove, and the equal symmetrical connection heat-conducting plate in one side that the transformer main part was kept away from to mounting panel and last mounting panel down, and the one end fixed connection heating panel of transformer main part is kept away from to the heat-conducting plate simultaneously. According to the utility model, the actual heat dissipation area of the transformer main body can be effectively increased through the cooperation of the lower mounting plate, the upper mounting plate, the heat conducting plate and the heat dissipation plate, so that the heat dissipation effect of the transformer can be enhanced in an auxiliary manner.
Description
Technical Field
The utility model relates to the technical field of power electronic transformers, in particular to a heat dissipation device of an electronic transformer.
Background
The power electronic transformer is a novel intelligent transformer which combines a power electronic conversion technology and an electric energy conversion technology based on an electromagnetic induction principle to realize the conversion of electric energy with one electric power characteristic into electric energy with another electric power characteristic, so that the power electronic transformer has the potential of solving a plurality of new problems faced in a power system, and the power electronic transformer is increasingly valued; the existing power electronic transformer can generate a large amount of heat when the power electronic transformer works due to the characteristics of large capacity, high voltage and the like of the power electronic transformer, and if the power electronic transformer does not timely dissipate heat, the normal work of the power electronic transformer can be seriously affected.
Through the search, a heat abstractor (application number: CN 201922055418.3) for a power electronic transformer disclosed in the prior art is described as' the left side of the inner wall of the transformer shell is fixedly provided with a first insulating net cover, the inside of the first insulating net cover is fixedly provided with a first fan, the right side of the inner wall of the transformer shell is fixedly provided with a second insulating net cover, and the inside of the second insulating net cover is fixedly provided with a second fan. The top of the transformer shell is provided with a plurality of air outlets which are uniformly distributed. "; the device is through setting up air outlet and air intake, make the inside of transformer shell form an air convection, through setting up first fan and second fan in the inside of transformer shell, the heat that produces the transformer body is discharged from the air outlet fast, reach radiating purpose, but the device is in the in-service use, the convection air that first fan and second fan blown out is easy at the irregular flow in the transformer shell, make the air current have a part to circulate in the transformer shell, another part flows towards air outlet and air intake respectively, influence the flow efficiency of the inside and outside air current of transformer shell, the air cooling radiating effect that leads to the device is relatively poor, and simply through the air cooling radiating, make the radiating effect of transformer main part wait to strengthen, and the air outlet sets up the upper surface at the transformer shell, and lack corresponding protective structure, make external dust pile up in the transformer shell easily, make the radiating effect of the device can further reduce.
Disclosure of utility model
In order to overcome the defects in the prior art, a heat dissipation device for an electronic transformer is provided to solve the problems in the prior art.
To achieve the above object, there is provided a heat dissipating device for an electronic transformer, comprising: the air outlet is symmetrically formed in the upper end of the side face of the shell, the air inlet is formed in the middle of the lower surface of the shell, the surface of the outer door is hinged to the box door, the upper surface of the bottom plate is symmetrically connected with the supporting plate, the upper end of the supporting plate is connected in the buffer plate through a spring in a sliding mode, the buffer plate is symmetrically connected to two sides of the lower surface of the shell, the inner side face of the shell is fixedly connected with the exhaust fan relative to the air outlet, meanwhile, the inner surface of the shell is symmetrically connected with the upper mounting plate and the lower mounting plate, the lower mounting plate and one side, opposite to the upper mounting plate, of the lower mounting plate are symmetrically provided with the mounting groove, the transformer main body is fixedly connected with the heat conducting plate through bolts, one side, far away from the transformer main body, of the heat conducting plate is fixedly connected with the heat radiating plate, and the heat radiating plate is fixedly connected to the outer surface of the shell.
Preferably, the bottom plate is rectangle structure, and two sets of backup pad cross-sections of bottom plate upper surface fixed connection all are T shape structure, and the cross-section of buffer board is C shape structure, the opening of buffer board inner chamber and the size looks adaptation of backup pad simultaneously.
Preferably, the both sides at buffer board inner chamber top are parallel equidistant fixed connection multiunit guide bar respectively, and the guide bar is cylindrical structure, and the guide hole is seted up to the position correspondence of backup pad upper surface relative guide bar, and the guide bar is located the partial regulating spring of backup pad top simultaneously.
Preferably, the lower mounting plate and the upper mounting plate fixedly connected in the shell are of rectangular structures, the cross sections of the lower mounting plate and the upper mounting plate are of a [ shape structure ], and the positioning plate fixedly connected in the mounting groove is of a strip-shaped structure, and the mounting groove is matched with the transformer main body in size.
Preferably, the top and the bottom in the shell are respectively and fixedly connected with two groups of heat conducting plates, the four groups of heat conducting plates are all in a rectangular structure, a plurality of groups of through holes are uniformly formed in the surface of the heat conducting plates, and one end, away from the transformer main body, of each heat conducting plate is fixedly connected in a corresponding through groove formed in the shell.
Preferably, the outer surface of the shell is fixedly connected with the radiating plate relative to the position of the heat conducting plate, the whole radiating plate is of a rectangular structure, a plurality of groups of radiating grooves are formed in parallel and equidistant on the surface of the radiating plate, the sections of the radiating grooves are of a dovetail structure, and meanwhile, the sections formed by combining the radiating plate and the heat conducting plate are of a T-shaped structure.
Preferably, the lower surface of the lower mounting plate is provided with a plurality of groups of parallel equidistant circulation grooves, the sections of the circulation grooves are in isosceles trapezoid structures, two ends of the circulation grooves penetrate through the side surfaces of two sides of the lower mounting plate, and simultaneously the surfaces of the air inlet and the air outlet are fixedly connected with dust screens.
Compared with the prior art, the utility model has the beneficial effects that: through adjusting the position of air intake, air exhauster and air outlet for gas in the shell can be smooth constitutes the air current circulation with external gas, ensures that the interior endothermic gas of shell can flow out smoothly, thereby supplementary enhancement device's forced air cooling radiating effect can also avoid external dust to fall into in the shell, simultaneously through the cooperation of lower mounting panel, last mounting panel, heat-conducting plate and heating panel, make the actual radiating area of transformer main part obtain effectively increasing, thereby can cooperate the flow of air current to further strengthen the radiating effect of transformer main part.
Drawings
Fig. 1 is a schematic front view of an embodiment of the present utility model.
Fig. 2 is a schematic side view of an embodiment of the present utility model.
Fig. 3 is a schematic top view of an embodiment of the present utility model.
Fig. 4 is a schematic view of a portion of the structure of the support plate and the buffer plate according to the embodiment of the present utility model.
In the figure: 1. a bottom plate; 2. a support plate; 3. a buffer plate; 4. a housing; 5. a heat conductive plate; 6. a lower mounting plate; 7. a positioning plate; 8. a transformer body; 9. an upper mounting plate; 10. an exhaust fan; 11. a heat dissipation plate; 12. a guide rod.
Detailed Description
Referring to fig. 1 to 4, the present utility model provides a heat dissipating device for an electronic transformer, comprising: the air outlet is symmetrically formed in the upper end of the side face of the shell 4, the air inlet is formed in the middle of the lower surface of the shell 4, the surface of the outer door is hinged to the box door, the upper surface of the bottom plate 1 is symmetrically connected with the supporting plate 2, the upper end of the supporting plate 2 is slidably connected in the buffer plate 3 through a spring, the buffer plate 3 is symmetrically connected to two sides of the lower surface of the shell 4, the inner side face of the shell 4 is fixedly connected with the exhaust fan 10 relative to the air outlet, the inner surface of the shell 4 is symmetrically connected with the upper mounting plate 9 and the lower mounting plate 6, the opposite side of the lower mounting plate 6 and the upper mounting plate 9 is symmetrically provided with the mounting groove, the transformer main body 8 is fixedly connected in the mounting groove through bolts, the lower mounting plate 6 and the upper mounting plate 9 are far away from one side of the transformer main body 8 and are symmetrically connected with the heat-conducting plate 5, the heat-conducting plate 5 is far away from one end of the heat-radiating plate main body 8 and is fixedly connected with the heat-radiating plate 11, and the heat-radiating plate 11 is fixedly connected to the outer surface of the shell 4.
In this embodiment, the switch of the exhaust fan 10 is started, the exhaust fan 10 transmits the air in the housing 4 to the outside through the air outlet, and the air in the outside flows into the housing 4 through the air inlet, so that a good air flow circulation is formed, and in the process of flowing in the outside air flow, the air flows to the position of the exhaust fan 10 through the through holes formed in the surface of the heat conducting plate 5 and the through grooves formed in the lower surface of the lower mounting plate 6, so that the actual heat dissipation area of the transformer main body 8 is effectively increased, the air cooling heat dissipation effect of the device is enhanced, the heat conducting plate 5 can also transmit the residual heat to the heat dissipation plate 11, the heat dissipation effect of the device is further enhanced, and the heat dissipation grooves formed in the surface of the heat dissipation plate 11 can also assist in enhancing the heat dissipation effect of the heat dissipation plate 11, meanwhile, through the cooperation of the support plate 2, the springs and the buffer plate 3, the corresponding buffer structure is provided between the housing 4 and the bottom plate 1, and the corresponding friction force is provided between the guide rod 12 and the guide hole formed in the support plate 2, so that the same effect as the damper can be obtained between the support plate 2 and the buffer plate 3.
As a preferred embodiment, the bottom plate 1 is in a rectangular structure, the cross sections of two groups of support plates 2 fixedly connected with the upper surface of the bottom plate 1 are in T-shaped structures, the cross section of the buffer plate 3 is in a C-shaped structure, and meanwhile, the opening of the inner cavity of the buffer plate 3 is matched with the size of the support plates 2.
In this embodiment, as shown in fig. 1 and 4, the size of the opening of the inner cavity of the buffer plate 3 and the size of the supporting plate 2 are adapted, so that the stability of the buffer plate 3 during moving can be enhanced in an auxiliary manner, and a good buffer effect between the housing 4 and the bottom plate 1 is ensured.
As a preferred embodiment, two sides of the top of the inner cavity of the buffer plate 3 are respectively and fixedly connected with a plurality of groups of guide rods 12 at equal intervals in parallel, the guide rods 12 are of cylindrical structures, guide holes are correspondingly formed in the upper surface of the support plate 2 relative to the positions of the guide rods 12, and meanwhile, the guide rods 12 are positioned above the support plate 2 to partially regulate springs.
In this embodiment, as shown in fig. 2 and fig. 4, the guide rod 12 and the guide hole are adapted in size, so that stability of the buffer plate 3 during movement can be further enhanced in an auxiliary manner, and rough treatment is adopted on the surfaces of the guide rod 12 and the guide hole, so that an equivalent damper effect can be obtained between the guide rod 12 and the support plate 2, and the corresponding damping effect of the external heat dissipation device is ensured during use.
As a preferred embodiment, the lower mounting plate 6 and the upper mounting plate 9 fixedly connected in the housing 4 are rectangular structures, and the cross sections of the lower mounting plate 6 and the upper mounting plate 9 are in a [ shape structure ], and the positioning plate 7 fixedly connected in the mounting groove is in a strip shape structure, and the mounting groove is matched with the transformer main body 8 in size.
In this embodiment, as shown in fig. 1 and 2, the size of the mounting groove and the size of the transformer main body 8 are adapted, so that the stability of the transformer main body 8 during mounting can be enhanced in an auxiliary manner, the transformer main body 8 is fixedly connected with the upper mounting plate 9 and the lower mounting plate 6 respectively through bolts, the convenience of mounting and dismounting the transformer main body 8 is improved, and the positioning plate 7 is arranged, so that the corresponding fixed connection of the transformer main body 8 can be assisted.
As a preferred implementation manner, the top and the bottom in the shell 4 are respectively and fixedly connected with two groups of heat conducting plates 5, the four groups of heat conducting plates 5 are all in a rectangular structure, a plurality of groups of through holes are uniformly formed in the surface of the heat conducting plate 5, and one end, far away from the transformer main body 8, of the heat conducting plate 5 is fixedly connected in a through groove correspondingly formed in the shell 4.
In this embodiment, as shown in fig. 1 and 2, the through holes on the surface of the heat conducting plate 5 are formed, so that the actual contact area between the heat conducting plate 5 and the flowing air flow can be effectively increased, the heat exchange efficiency between the heat conducting plate 5 and the flowing air flow can be enhanced in an auxiliary manner, the heat dissipation effect of the transformer main body 8 is further enhanced, and the stability of the fixation between the lower mounting plate 6 and the upper mounting plate 9 and the housing 4 can be enhanced in an auxiliary manner.
As a preferred embodiment, the outer surface of the shell 4 is fixedly connected with the heat dissipation plate 11 at a position opposite to the heat conduction plate 5, the whole heat dissipation plate 11 is in a rectangular structure, a plurality of groups of heat dissipation grooves are formed in parallel and equidistant on the surface of the heat dissipation plate 11, the cross sections of the heat dissipation grooves are in a dovetail structure, and meanwhile, the cross sections formed by combining the heat dissipation plate 11 and the heat conduction plate 5 are in a T-shaped structure.
In this embodiment, as shown in fig. 1 and 2, the heat dissipation grooves formed on the surface of the heat dissipation plate 11 can effectively increase the surface area of the heat dissipation plate 11, so as to assist in enhancing the heat dissipation effect of the heat dissipation plate 11, so as to cooperate with air-cooled heat dissipation in the housing 4, and perform corresponding auxiliary heat dissipation outside the housing 4, thereby improving the overall heat dissipation effect of the device.
As a preferred embodiment, a plurality of groups of circulating grooves are formed in parallel and equidistant on the lower surface of the lower mounting plate 6, the cross sections of the circulating grooves are in an isosceles trapezoid structure, two ends of the circulating grooves penetrate through the side surfaces on two sides of the lower mounting plate 6, and simultaneously, the surfaces of the air inlet and the air outlet are fixedly connected with dust screens.
In this embodiment, like fig. 1 and 2, the area of the lower surface of the lower mounting plate 6 can be increased by the arrangement of the flow grooves, so that the heat dissipation effect of the lower mounting plate 6 can be enhanced in an auxiliary manner, and meanwhile, the lower mounting plate 6 and the upper mounting plate 9 are made of heat conducting metal materials, so that the transformer main body 8 can dissipate heat rapidly.
According to the electronic transformer heat dissipation device, the actual heat dissipation area of the transformer main body 8 can be effectively increased through the cooperation of the lower mounting plate 6, the upper mounting plate 9, the heat conduction plate 5 and the heat dissipation plate 11, so that the heat dissipation effect of the transformer can be enhanced in an auxiliary mode, and meanwhile, the device has a good buffering and damping effect through the cooperation of the support plate 2, the buffer plate 3, the guide rod 12 and the springs.
Claims (7)
1. An electronic transformer heat sink comprising: the bottom plate (1) and mounting panel (6) down, the air outlet is offered to the upper end symmetry of shell (4) side, and the air intake is offered at the middle part of shell (4) lower surface, and the surface hinge chamber door of outer door, its characterized in that: the utility model provides a transformer cooling device, including bottom plate (1), mounting panel (2), mounting panel (6), mounting panel (9), transformer main part (8) pass through bolt fixed connection in the mounting groove, and one side equal symmetrical connection heat-conducting plate (5) of transformer main part (8) are kept away from to mounting panel (6) and last mounting panel (9), and one end fixed connection (11) of transformer cooling panel (8) are kept away from to heat-conducting plate (5) simultaneously in the both sides of the relative air outlet of shell (4) internal surface fixed connection air exhauster (10), while mounting panel (9) and lower mounting panel (6) are connected to shell (4) internal surface symmetry, the mounting groove is offered to one side symmetry that lower mounting panel (6) and last mounting panel (9) are relative, transformer main part (8) pass through bolt fixed connection in the mounting groove.
2. The heat dissipating device for electronic transformer according to claim 1, wherein the bottom plate (1) has a rectangular structure, the cross sections of the two groups of support plates (2) fixedly connected to the upper surface of the bottom plate (1) have a T-shaped structure, the cross section of the buffer plate (3) has a C-shaped structure, and the openings of the inner cavities of the buffer plate (3) are adapted to the sizes of the support plates (2).
3. The heat dissipation device for the electronic transformer according to claim 1, wherein two sides of the top of the inner cavity of the buffer plate (3) are respectively and fixedly connected with a plurality of groups of guide rods (12) at equal intervals in parallel, the guide rods (12) are of cylindrical structures, guide holes are correspondingly formed in positions of the upper surface of the support plate (2) relative to the guide rods (12), and meanwhile, the guide rods (12) are positioned above the support plate (2) to regulate springs.
4. The heat dissipating device for electronic transformer according to claim 1, wherein the lower mounting plate (6) and the upper mounting plate (9) fixedly connected in the housing (4) are rectangular structures, and the cross sections of the lower mounting plate (6) and the upper mounting plate (9) are in a [ shape structure ], and the positioning plate (7) fixedly connected in the mounting groove is in a strip shape structure, and the size of the mounting groove is matched with the size of the transformer main body (8).
5. The heat dissipating device for electronic transformer according to claim 1, wherein the top and the bottom in the housing (4) are respectively and fixedly connected with two groups of heat conducting plates (5), the four groups of heat conducting plates (5) are all rectangular structures, the surfaces of the heat conducting plates (5) are uniformly provided with a plurality of groups of through holes, and one end of the heat conducting plate (5) far away from the transformer main body (8) is fixedly connected in the through groove correspondingly provided in the housing (4).
6. The heat dissipating device for electronic transformer according to claim 1, wherein the heat dissipating plate (11) is fixedly connected to the outer surface of the housing (4) opposite to the heat conducting plate (5), the heat dissipating plate (11) is of a rectangular structure as a whole, a plurality of groups of heat dissipating grooves are formed in parallel and equidistant on the surface of the heat dissipating plate (11), the cross sections of the heat dissipating grooves are of a dovetail structure, and the cross sections formed by combining the heat dissipating plate (11) and the heat conducting plate (5) are of a T-shaped structure.
7. The heat dissipating device for electronic transformer according to claim 1, wherein a plurality of groups of flow grooves are formed on the lower surface of the lower mounting plate (6) at equal intervals in parallel, the cross section of the flow grooves is in an isosceles trapezoid structure, two ends of the flow grooves penetrate through the side surfaces of two sides of the lower mounting plate (6), and the surfaces of the air inlet and the air outlet are fixedly connected with dust-proof nets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322672815.1U CN221079768U (en) | 2023-10-07 | 2023-10-07 | Electronic transformer heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322672815.1U CN221079768U (en) | 2023-10-07 | 2023-10-07 | Electronic transformer heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221079768U true CN221079768U (en) | 2024-06-04 |
Family
ID=91273707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322672815.1U Active CN221079768U (en) | 2023-10-07 | 2023-10-07 | Electronic transformer heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221079768U (en) |
-
2023
- 2023-10-07 CN CN202322672815.1U patent/CN221079768U/en active Active
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