CN201898432U - Oil-immersed anticorrosive sealed water-cooling high frequency switching power supply adopting stand-alone single components - Google Patents
Oil-immersed anticorrosive sealed water-cooling high frequency switching power supply adopting stand-alone single components Download PDFInfo
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- CN201898432U CN201898432U CN2010206011967U CN201020601196U CN201898432U CN 201898432 U CN201898432 U CN 201898432U CN 2010206011967 U CN2010206011967 U CN 2010206011967U CN 201020601196 U CN201020601196 U CN 201020601196U CN 201898432 U CN201898432 U CN 201898432U
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Abstract
The utility model belongs to the technical field of high frequency power supplies, in particular to an oil-immersed anticorrosive sealed water-cooling high frequency switching power supply adopting stand-alone single components. An input power grid filter, an input rectifying filter, a converter, an output rectifying filter, a control circuit and a protecting circuit in a box body of the high frequency switching power supply all adopt single components, wherein insulating oil liquid is filled in the sealed box body; a cooling water board immersed in the insulating oil liquid is arranged in the box body; a water inlet and a water outlet are formed on the cooling water board; a water inlet pipeline and a water outlet pipeline penetrate the box body and are correspondingly connected with the water inlet and the water outlet on the cooling water board respectively; a channel for a cable to penetrate is further arranged on the box body; and a sealing device is arranged at the channel. By adopting the high frequency switching power supply provided by the utility model, the heat dissipation effect of a high frequency heat dissipation device is greatly improved, the failure rate of the high frequency switching power supply is greatly reduced, the working stability is guaranteed, and the service life is prolonged.
Description
Technical field
The utility model belongs to the high frequency electric source technical field, is specifically related to a kind of oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes.
Background technology
Existing common high frequency switch power all adopts the natural wind cooling, the circuit board level that also is about to high frequency switch power is placed, natural wind from circuit board surface by and the heat that electronic devices and components produced taken away, thereby reach cooling purpose so that Switching Power Supply is kept operate as normal.Yet owing to have the salt fog gas of high temperature, high humidity and peracid in the environment of high frequency switch power work mostly, the above-mentioned type of cooling of existing high frequency switch power makes cooling air pass through from circuit board surface, electronic devices and components on will certainly the open circuit potential plate, thereby not only influenced the job stability of high frequency switch power, reduced the useful life of equipment greatly.
Summary of the invention
The purpose of this utility model provides a kind of oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes, and it is simple in structure, good cooling results, good stability and long service life.
For achieving the above object; the utility model has adopted following technical scheme: a kind of oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes; input line filter in the casing of high frequency switch power; the input rectifying filter; converter; the output rectifier filter; control circuit and protective circuit are unimodule; casing is to be filled with insulation fluid in closed and the casing; be provided with the cooling water plate that is immersed in the insulation fluid in the described casing; cooling water plate is provided with water inlet and delivery port; inlet channel and outlet conduit all pass casing and respectively with cooling water plate on link to each other corresponding of water inlet with delivery port; also be provided with the passage for the cable turnover on the casing, the passage place is provided with sealing device.
The beneficial effects of the utility model are: because the casing in this high frequency switch power is a closed, and be filled with insulation fluid in the casing of closed, the circuit board assemblies of high frequency switch power and transformer all are immersed in the fluid during work, insulate simultaneously and also be provided with the cooling water plate that is communicated with the casing outside in the fluid, the mode that this oil immersion adds water-cooled not only makes the circuit board assemblies of high frequency switch power no longer contact with pernicious gas in the external working environment, and greatly improved the radiating effect of high frequency radiator, thereby greatly reduce the failure rate of high frequency switch power, guarantee the stability of its work, prolonged its useful life.
Description of drawings
Fig. 1 is a casing schematic appearance of the present utility model;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is a cooling system schematic diagram of the present utility model;
Fig. 5 is the cooling system schematic diagram of a plurality of cooling water plate parallel connections.
Embodiment
Shown in Fig. 1～3; a kind of oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes; input line filter in the casing 10 of high frequency switch power; the input rectifying filter; converter; the output rectifier filter; control circuit and protective circuit are unimodule; casing 10 is for being filled with insulation fluid in closed and the casing 10; be provided with the cooling water plate 20 that is immersed in the insulation fluid in the described casing 10; cooling water plate 20 is provided with water inlet and delivery port; inlet channel 21 and outlet conduit 22 all pass casing 10 and respectively with cooling water plate 20 on link to each other corresponding of water inlet with delivery port; also be provided with the passage 11 for the cable turnover on the casing 10, passage 11 places are provided with sealing device.
The upside of casing 10 also is provided with power controling box and positive electrode and negative electrode connector usually.
As long as the heat generating component that described insulation fluid floods in the high frequency switch power can play favorable cooling effect, insulation fluid is full of whole box body 10 usually during real work.Described cold drainer 20 will be immersed in cooling procedure in the insulation fluid all the time, to guarantee cooling effect.
Shown in Fig. 2～5, described cooling water plate 20 is a copper coin, and copper coin is provided with the cooling water channel 23 of labyrinth type or bending.
Input line filter in the described casing 10, input rectifying filter, converter, output rectifier filter, control circuit and protective circuit forming circuit board component 70; circuit board assemblies 70 is arranged on the cooling water plate 20, with further raising cooling effect.
Described passage 11 for cable turnover is arranged on the upper surface of casing 10, and inlet channel 21 and outlet conduit 22 all pass the upper surface of casing 10 and respectively with cooling water plate 20 on link to each other corresponding of water inlet with delivery port.
The transformer of high frequency switch power and circuit board assemblies all stretch out the casing outside from passage 11 places with the cable that the equipment in casing 10 outsides is connected, because passage 11 is arranged on the upper surface of casing 10, therefore do not have insulation fluid and spill, can reduce passage 11 place's cost of sealing structure yet from passage 11 places.
The upper surface of described casing 10 is provided with oil-in 13, and the lower surface is provided with oil drain out 14, then helps insulation fluid is injected into the inside of casing 10, and the fluid that also helps insulating simultaneously is by oil drain out 14 places emptying.
Further, described casing 10 is provided with the fuel level sensor 60 that is electrically connected with controller 30 and/or fluid is observed groove 12, determines pasta liquid level in the casing 10 to help the staff, and can replenish fluid timely.
As shown in Figure 4, described inlet channel 21 is provided with electromagnetically operated valve 24, also is provided with temperature sensor 25 on the wall of the inboard of casing 10 or casing 10, and described electromagnetically operated valve 24 and temperature sensor 25 all are electrically connected with controller 30.
The actual temperature value that controller 30 is measured according to temperature sensor 25 determines the opening degree of electromagnetically operated valve 24, so that the temperature values in the casing 10 of high frequency switch power are stabilized in the scope interval that sets.
The inlet channel 21 of described cooling water plate 20 all links to each other with the cyclic water tank 40 that is in casing 10 outsides with outlet conduit 22, and inlet channel 21 and/or outlet conduit 22 be provided with circulating water pump 50, to guarantee and to improve cooling effect.
As preferred version of the present utility model, described casing 10 is provided with two at least.
Described each casing 10 shared cyclic water tanks 40, the inlet channel 21 of the cooling water plate 20 in each casing 10 all links to each other with cyclic water tank 40 with outlet conduit 22, and inlet channel 21 and/or outlet conduit 22 are provided with circulating water pump 50.
Further, be provided with the constant temperature regulator 41 that is electrically connected with controller 30 in the described cyclic water tank 40, shown in Fig. 4,5.
Below temperature control system of the present utility model is elaborated:
Electromagnetically operated valve 24, temperature sensor 25, constant temperature regulator 41, circulating water pump 50 have been formed temperature control system.
Shown in Fig. 4,5, temperature sensor 25 is provided with a plurality of usually, when then the temperature of being surveyed when any one temperature sensor 25 is higher than the temperature of setting, controller 30 is opened according to the signal controlling electromagnetically operated valve 24 that temperature sensor 25 transmits, Control Circulation water pump 50 actions simultaneously, circulating water pump 50 provides cooling water in cooling water plate 20, when the temperature that records when temperature sensor is lower than the temperature of setting, electromagnetically operated valve 24 cuts out, and circulating water pump quits work.
Temperature value signal in the cyclic water tank 40 that actual temperature value in the casing 10 that controller 30 reception temperature sensors 25 are measured and/or constant temperature regulator 41 are measured, determine the opening degree of electromagnetically operated valve 24 then, so that the temperature value in the casing 10 of high frequency switch power is stabilized in the scope interval that sets.
In said structure, several cooling water plates 20 in a plurality of casings 10 are in the same cooling system, and several cooling water plates 20 that are in the same casing 10 are one another in series, temperature sensor 25 on a plurality of cooling water plates 20, constant temperature regulator 41 and electromagnetically operated valve 24 in the cyclic water tank 40 also all are electrically connected with a controller 30, cooling water plate 20 thus, electromagnetically operated valve 24, temperature sensor 25, constant temperature regulator 41 and controller 30, cyclic water tank 40, circulating water pump 50 has constituted a large-scale cooling system, is specially adapted to the workplace that a plurality of high frequency switch powers are worked simultaneously.
The utility model adopts oil immersion to add the type of cooling of water-cooled, not only help cooling, and can so that the circuit board assemblies of high frequency switch power no longer with external working environment in harmful sour gas and work in the salt fog particle that produces contact, the cleaning that has guaranteed complete machine is clean, the heat that makes IGBT module, rectifying tube and high frequency transformer produce simultaneously dissipates timely, thereby greatly reduce the failure rate of high frequency switch power, guarantee the stability of its work, prolonged its useful life.Therefore the utility model is the idealized model of high frequency switch power cooling.
Claims (10)
1. one kind is utilized oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power; it is characterized in that: the input line filter in the casing of high frequency switch power (10); the input rectifying filter; converter; the output rectifier filter; control circuit and protective circuit are unimodule; casing (10) is for being filled with insulation fluid in closed and the casing (10); be provided with the cooling water plate (20) that is immersed in the insulation fluid in the described casing (10); cooling water plate (20) is provided with water inlet and delivery port; inlet channel (21) and outlet conduit (22) all pass casing (10) and respectively with cooling water plate (20) on link to each other corresponding of water inlet with delivery port; also be provided with the passage (11) for the cable turnover on the casing (10), passage (11) locates to be provided with sealing device.
2. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 1, it is characterized in that: the input line filter in the described casing (10), input rectifying filter, converter, output rectifier filter, control circuit and protective circuit all are arranged on the cooling water plate (20).
3. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 1, it is characterized in that: described passage (11) for cable turnover is arranged on the upper surface of casing (10), and inlet channel (21) and outlet conduit (22) all pass casing (10) the upper surface also respectively with cooling water plate (20) on link to each other corresponding of water inlet with delivery port.
4. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 1, it is characterized in that: the upper surface of described casing (10) is provided with oil-in (13), and the lower surface is provided with oil drain out (14).
5. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 1 is characterized in that: described casing (10) is provided with the fuel level sensor (60) and/or the fluid that are electrically connected with controller (30) and observes groove.
6. according to each described oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes of claim 1～5, it is characterized in that: described inlet channel (21) is provided with electromagnetically operated valve (24), also be provided with temperature sensor (25) on the wall of the inboard of casing (10) or casing (10), described electromagnetically operated valve (24) and temperature sensor (25) all are electrically connected with controller (30).
7. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 6, it is characterized in that: the inlet channel (21) of described cooling water plate (20) and outlet conduit (22) all link to each other with the cyclic water tank (40) that is in casing (10) outside, and inlet channel (21) and/or outlet conduit (22) are provided with circulating water pump (50).
8. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 7, it is characterized in that: described casing (10) is provided with two at least.
9. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 8, it is characterized in that: the cooling water plate (20) in described each casing (10) is provided with two groups at least, and each cooling water plate (20) is connected successively along the cooling-water flow direction.
10. the oil immersion corrosion-resistant sealed type water-cooling type unit unimodule high frequency switch power that utilizes according to claim 9, it is characterized in that: the shared cyclic water tank of described each casing (10) (40), the inlet channel (21) of the cooling water plate (20) in each casing (10) all links to each other with cyclic water tank (40) with outlet conduit (22), and inlet channel (21) and/or outlet conduit (22) are provided with circulating water pump (50), are provided with the constant temperature regulator (41) that is electrically connected with controller (30) in the described cyclic water tank (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206011967U CN201898432U (en) | 2010-11-11 | 2010-11-11 | Oil-immersed anticorrosive sealed water-cooling high frequency switching power supply adopting stand-alone single components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206011967U CN201898432U (en) | 2010-11-11 | 2010-11-11 | Oil-immersed anticorrosive sealed water-cooling high frequency switching power supply adopting stand-alone single components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201898432U true CN201898432U (en) | 2011-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206011967U Expired - Fee Related CN201898432U (en) | 2010-11-11 | 2010-11-11 | Oil-immersed anticorrosive sealed water-cooling high frequency switching power supply adopting stand-alone single components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201898432U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712466A (en) * | 2017-03-21 | 2017-05-24 | 李金� | Energy-saving quick oxidation high-frequency switching power supply |
| CN115206708A (en) * | 2022-09-15 | 2022-10-18 | 清华大学 | Outdoor solid-state direct-current circuit breaker cooling system and cooling method |
-
2010
- 2010-11-11 CN CN2010206011967U patent/CN201898432U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712466A (en) * | 2017-03-21 | 2017-05-24 | 李金� | Energy-saving quick oxidation high-frequency switching power supply |
| CN106712466B (en) * | 2017-03-21 | 2023-06-06 | 李金� | Energy-saving rapid-oxidation high-frequency switching power supply |
| CN115206708A (en) * | 2022-09-15 | 2022-10-18 | 清华大学 | Outdoor solid-state direct-current circuit breaker cooling system and cooling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110713 Termination date: 20111111 |