CN211377884U - Power supply device with two direct current buses - Google Patents
Power supply device with two direct current buses Download PDFInfo
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- CN211377884U CN211377884U CN202020331537.7U CN202020331537U CN211377884U CN 211377884 U CN211377884 U CN 211377884U CN 202020331537 U CN202020331537 U CN 202020331537U CN 211377884 U CN211377884 U CN 211377884U
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- direct current
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000011550 stock solution Substances 0.000 claims abstract description 6
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 238000004146 energy storage Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 10
- 238000010248 power generation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model discloses a power supply unit who contains two direct current generating lines, comprises a box bod, mixed type power electronic transformer is installed to the bottom inner wall of box body, mixed type power electronic transformer's one end symmetry is provided with first direct current port and second direct current port, mixed type power electronic transformer's other end center department is provided with the interchange port, snakelike heat exchange tube is installed to the corresponding both sides inner wall of box body, the fin formula water-cooling is arranged to the corresponding both sides outer wall of box body, the delivery port that the fin formula water-cooling was arranged passes through the connecting pipe and is connected with the water inlet of snakelike heat exchange tube, the top center department of box body installs the stock solution box. The utility model discloses novel structure thinks about ingeniously, provides the power consumption of two kinds of direct current voltage grades for the user, and power supply system's power supply reliability has also been improved to energy storage system's access, has solved the new forms of energy and has constantly inserted the problem that electric wire netting and alternating current-direct current mix the existence moreover.
Description
Technical Field
The utility model relates to a power supply technical field specifically is a power supply unit who contains two direct current bus.
Background
With the rapid development of national economy, the demand of power consumption in society is on a rising trend, and power provides a source power for the development of the economic society. With the continuous emergence of distributed renewable energy sources, photovoltaic power generation or wind power generation is installed in a large number of families, factories, free land and the like, and the photovoltaic power generation or wind power generation has the characteristics of wide distribution area, small electric energy in unit area, coexistence of alternating current and direct current and the like, and the problems of high alternating current and direct current energy conversion loss, poor power distribution and utilization flexibility, and low power distribution and utilization loop matching performance in the conventional distribution network are increasingly highlighted. In some locations where there are limitations in location, it is difficult to install an ac transformer. A large amount of distributed renewable energy cannot be connected into a power grid, and a large amount of energy is wasted.
In addition, with the rapid development of national economy, the application field of direct current power supply equipment is wider and wider, the requirements of alternating current and direct current hybrid power supply are continuously increased, and the existing alternating current transformer with single energy conversion cannot adapt to a new energy utilization scene. Therefore, it is necessary to design a power supply device with two dc buses.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a power supply unit who contains two DC bus, the device novel structure, think about ingeniously, provide the power consumption of two kinds of DC voltage grades for the user, power supply system's access has also been improved to energy storage system's access, has solved the continuous problem that inserts electric wire netting and alternating current-direct current mixed existence of new forms of energy moreover.
In order to achieve the above object, the utility model provides a following technical scheme: a power supply device comprising two direct current buses comprises a box body, wherein a hybrid power electronic transformer is mounted on the inner wall of the bottom of the box body, a first direct current port and a second direct current port are symmetrically arranged at one end of the hybrid power electronic transformer, and an alternating current port is arranged at the center of the other end of the hybrid power electronic transformer;
snakelike heat exchange tube is installed to the corresponding both sides inner wall of box body, the fin formula water cooling of corresponding both sides outer wall of box body is installed and is arranged, the delivery port that the fin formula water cooling was arranged passes through the connecting pipe and is connected with the water inlet of snakelike heat exchange tube, the top center department of box body installs the stock solution box, the internally mounted of stock solution box has the circulating pump, the delivery port of circulating pump passes through the inlet tube and is connected with the water inlet that the fin formula water cooling was arranged, the delivery port of snakelike heat exchange tube passes through the wet return and is connected with.
Preferably, the inner wall of the top of the box body is provided with an auxiliary heat dissipation assembly, and the periphery of the bottom of the box body is provided with through heat dissipation holes.
Preferably, supplementary radiator unit includes slide rail, lead screw, slider, radiator and servo motor, the top inner wall at the box body is installed to the slide rail, the inside of slide rail is rotated and is connected with the lead screw, the lead screw is connected with the servo motor drive of installing in slide rail one end, the meshing is connected with at the inside gliding slider of slide rail on the lead screw, the radiator is installed to the bottom of slider.
Preferably, fans are installed at the bottoms of the fin type water cooling rows at equal intervals.
Preferably, the four corner positions of the bottom of the box body are provided with L-shaped mounting seats, and the L-shaped mounting seats are provided with bolt holes.
The utility model has the advantages that:
1. the power supply system has the advantages that through the arranged alternating current port, the first direct current port and the second direct current port, power consumption of two direct current voltage levels is provided for users, the power supply reliability of the power supply system is improved due to the access of the energy storage system, and the problems that new energy is continuously accessed into a power grid and alternating current and direct current are mixed are solved;
2. the mixed power electronic transformer can generate a large amount of heat in the working process, the refrigerant liquid in the liquid storage box enters the finned water-cooling bar through the water inlet pipe to be cooled through the arranged circulating pump, and then is guided into the serpentine heat exchange pipe through the connecting pipe to absorb heat, so that the temperature in the box body is reduced, and the service life of the mixed power electronic transformer is prolonged;
3. the servo motor works to drive the screw rod to rotate, so that the sliding block is driven to do reciprocating motion in the sliding rail, the radiator blows air to the hybrid power electronic transformer, and the radiating efficiency of the hybrid power electronic transformer is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall plane structure of the present invention;
fig. 2 is a schematic plan view of the auxiliary heat dissipation assembly of the present invention;
FIG. 3 is a schematic view of the fan mounting structure of the present invention;
reference numbers in the figures: 1. a box body; 2. hybrid power electronic transformers; 3. an alternating current port; 4. a first DC port; 5. a second DC port; 6. an L-shaped mounting seat; 7. bolt holes; 8. a fin type water cooling row; 9. a serpentine heat exchange tube; 10. a connecting pipe; 11. a water inlet pipe; 12. a water return pipe; 13. a liquid storage box; 14. a circulation pump; 15. an auxiliary heat dissipation assembly; 16. heat dissipation holes; 17. a slide rail; 18. a screw rod; 19. a slider; 20. a heat sink; 21. a servo motor; 22. a fan.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying fig. 1-3.
Given by figures 1-3, the utility model provides the following technical scheme: a power supply device containing two direct current buses comprises a box body 1, wherein a hybrid power electronic transformer 2 is installed on the inner wall of the bottom of the box body 1, a first direct current port 4 and a second direct current port 5 are symmetrically arranged at one end of the hybrid power electronic transformer 2, an alternating current port 3 is arranged in the center of the other end of the hybrid power electronic transformer 2, and power utilization of two direct current voltage grades is provided for a user through the arranged alternating current port 3, the first direct current port 4 and the second direct current port 5;
the inner walls of two corresponding sides of the box body 1 are provided with serpentine heat exchange tubes 9, the outer walls of two corresponding sides of the box body 1 are provided with fin type water cooling rows 8, the water outlet of each fin type water cooling row 8 is connected with the water inlet of the corresponding serpentine heat exchange tube 9 through a connecting tube 10, the top center of the box body 1 is provided with a liquid storage box 13, a circulating pump 14 is arranged inside the liquid storage box 13, the water outlet of the circulating pump 14 is connected with the water inlet of the fin type water cooling row 8 through a water inlet tube 11, the water outlet of the serpentine heat exchange tube 9 is connected with the liquid storage box 13 through a water return tube 12, the hybrid power electronic transformer 2 can generate a large amount of heat in the working process, refrigerating liquid inside the liquid storage box 13 enters the inside of the fin type water cooling row 8 through the water inlet tube 11 for cooling through the arranged circulating pump 14, and then is guided into the serpentine, the service life of the hybrid power electronic transformer 2 is prolonged.
The top inner wall of box body 1 installs supplementary radiator unit 15, and the louvre 16 that link up has been seted up all around to the bottom of box body 1.
The auxiliary heat dissipation assembly 15 comprises a slide rail 17, a screw rod 18, a slide block 19, a heat sink 20 and a servo motor 21, the slide rail 17 is installed on the inner wall of the top of the box body 1, the screw rod 18 is connected to the inside of the slide rail 17 in a rotating mode, the screw rod 18 is connected with the servo motor 21 installed at one end of the slide rail 17 in a driving mode, the slide block 19 sliding inside the slide rail 17 is connected to the screw rod 18 in a meshing mode, the heat sink 20 is installed at the bottom of the slide block 19, the servo motor 21 works to drive the screw rod 18 to rotate, the slide block 19 is driven to do reciprocating motion inside the slide rail 17, and therefore the heat sink 20 blows air to the hybrid.
The fans 22 are arranged at the bottom of the finned water cooling bar 8 at equal intervals, so that the working quality of the finned water cooling bar 8 is improved conveniently.
The L-shaped mounting seat 6 is installed at four corner positions of the bottom of the box body 1, and the bolt holes 7 are formed in the L-shaped mounting seat 6, so that the box body 1 can be conveniently installed.
When the utility model is used, the AC port 3, the first DC port 4 and the second DC port 5 are arranged, so that electricity with two DC voltage grades is provided for users, the power supply reliability of a power supply system is also improved by the connection of an energy storage system, and the problems that new energy is continuously connected into a power grid and the AC and DC are mixed are solved;
the hybrid power electronic transformer 2 can generate a large amount of heat in the working process, the refrigerant liquid in the liquid storage box 13 enters the finned water cooling bar 8 through the water inlet pipe 11 for cooling through the arranged circulating pump 14, and then is guided into the serpentine heat exchange pipe 9 through the connecting pipe 10 for absorbing heat, so that the temperature in the box body 1 is reduced, and the service life of the hybrid power electronic transformer 2 is prolonged;
the servo motor 21 works to drive the screw rod 18 to rotate, so as to drive the slide block 19 to reciprocate in the slide rail 17, so that the radiator 20 blows air to the hybrid power electronic transformer 2, and the heat dissipation efficiency of the hybrid power electronic transformer 2 is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a power supply unit who contains two direct current buses, includes box body (1), its characterized in that: a hybrid power electronic transformer (2) is mounted on the inner wall of the bottom of the box body (1), a first direct current port (4) and a second direct current port (5) are symmetrically arranged at one end of the hybrid power electronic transformer (2), and an alternating current port (3) is arranged in the center of the other end of the hybrid power electronic transformer (2);
snakelike heat exchange tube (9) is installed to the both sides inner wall that corresponds of box body (1), the fin formula water cooling of installing of box body (1) is arranged (8), the delivery port that fin formula water cooling was arranged (8) is connected with the water inlet of snakelike heat exchange tube (9) through connecting pipe (10), the top center department of box body (1) installs stock solution box (13), the internally mounted of stock solution box (13) has circulating pump (14), the delivery port of circulating pump (14) is connected with the water inlet of fin formula water cooling row (8) through inlet tube (11), the delivery port of snakelike heat exchange tube (9) passes through wet return (12) and is connected with stock solution box (13).
2. The power supply device with two direct current buses as claimed in claim 1, wherein: the auxiliary heat dissipation assembly (15) is installed on the inner wall of the top of the box body (1), and through heat dissipation holes (16) are formed in the periphery of the bottom of the box body (1).
3. The power supply device with two direct current buses as claimed in claim 2, wherein: supplementary radiator unit (15) include slide rail (17), lead screw (18), slider (19), radiator (20) and servo motor (21), the top inner wall at box body (1) is installed in slide rail (17), the inside rotation of slide rail (17) is connected with lead screw (18), lead screw (18) are connected with servo motor (21) drive of installing in slide rail (17) one end, the meshing is connected with inside gliding slider (19) in slide rail (17) on lead screw (18), radiator (20) are installed to the bottom of slider (19).
4. The power supply device with two direct current buses as claimed in claim 1, wherein: and fans (22) are arranged at the bottom of the fin type water cooling bar (8) at equal intervals.
5. The power supply device with two direct current buses as claimed in claim 1, wherein: the box body (1) is characterized in that L-shaped mounting seats (6) are mounted at four corner positions at the bottom of the box body (1), and bolt holes (7) are formed in the L-shaped mounting seats (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020331537.7U CN211377884U (en) | 2020-03-17 | 2020-03-17 | Power supply device with two direct current buses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020331537.7U CN211377884U (en) | 2020-03-17 | 2020-03-17 | Power supply device with two direct current buses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211377884U true CN211377884U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020331537.7U Active CN211377884U (en) | 2020-03-17 | 2020-03-17 | Power supply device with two direct current buses |
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| CN (1) | CN211377884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114867287A (en) * | 2022-02-25 | 2022-08-05 | 太仓陶氏电气有限公司 | Up-down interval adjusting type radiator and working method thereof |
-
2020
- 2020-03-17 CN CN202020331537.7U patent/CN211377884U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114867287A (en) * | 2022-02-25 | 2022-08-05 | 太仓陶氏电气有限公司 | Up-down interval adjusting type radiator and working method thereof |
| CN114867287B (en) * | 2022-02-25 | 2023-11-24 | 太仓陶氏电气有限公司 | Up-down interval adjustable radiator and working method thereof |
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