CN211061199U

CN211061199U - Cooler operation simulation test station

Info

Publication number: CN211061199U
Application number: CN201921620341.3U
Authority: CN
Inventors: 王任辉; 王明; 袁雨辰
Original assignee: SHAANXI ANDHRA POWER EQUIPMENT MANUFACTURING CO LTD
Current assignee: SHAANXI ANDHRA POWER EQUIPMENT MANUFACTURING CO LTD
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-21
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to a cooler operation simulation test station, including the oil tank, the oil tank has the heater through going out oil pipe intercommunication, and the heater intercommunication has the cooler, and the cooler intercommunication has the settling basin, and the edge of settling basin is provided with the oil pump, and the feed liquor end of oil pump is through pumping oil pipe intercommunication settling basin, and the play liquid end of oil pump has plate and frame oil filter through the pipeline intercommunication, and plate and frame oil filter intercommunication has the vacuum oil filter, vacuum oil filter and oil tank intercommunication, the utility model discloses have through oil tank and heater simulation transformer operating condition need not to use transformer itself to carry out experimental effect.

Description

Cooler operation simulation test station

Technical Field

The utility model belongs to the technical field of cooler analogue test device's technique and specifically relates to a cooler operation analogue test station is related to.

Background

The transformer can continuously give out the heat in the course of the work, all add in the general transformer of effectual work for the transformer ability and be equipped with the cooling oil, the cooling device of deuterogamy transformer carries out circulative cooling to the cooling oil, and the cooler must pass through the on-the-spot simulation experiment before dispatching from the factory, detects the cooling performance of cooler, but is equipped with its cost of dedicated transformer for the simulation experiment of cooler too high.

The patent with the publication number of CN206945309U discloses a transformer cooling simulation test device based on split arrangement, which comprises a transformer and a split radiator, wherein an oil inlet and an oil outlet are arranged on the side wall of the transformer, the oil inlet and the oil outlet are respectively connected with the split radiator through pipelines, and the pipelines are telescopic elastic pipelines. When the technical scheme is used, the split radiators are connected, the positions of the split radiators are adjusted through the telescopic elastic pipelines, the heating of the transformer is realized by adopting a transformer temperature rise short circuit test method, cooling oil in the transformer flows out of the transformer through the oil outlet and enters the split radiators through the pipelines, the cooling oil circulates in the split radiators and then returns to the transformer through the pipelines and the oil inlets, and the temperature of the transformer and the temperature of all parts of the split radiators are measured in the test process. The measurement data in the test process specifically include: the horizontal distance between the split radiator and the transformer, the vertical height of the split radiator, the length of an oil pipe of the split radiator, the oil temperature of the top layer of the transformer, the oil inlet temperature, the oil outlet temperature and the like. Compared with the prior art, the utility model discloses conveniently carry out the contrast of the cooling effect under the different height of components of a whole that can function independently transformer or components of a whole that can function independently radiator apart from the different distance of transformer, solved the difficult problem that large-scale power transformer components of a whole that can function independently cooling device delivery test can't be carried out, provide new solution for the acquirement of components of a whole that can function independently cooling transformer's experimental operational data.

The above prior art solutions have the following drawbacks: the test requires the use of the transformer itself as a test element.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cooler operation simulation test station of simulation transformer theory of operation.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a cooler operation simulation test station, includes the oil tank, the oil tank has the heater through an oil pipe intercommunication, the heater intercommunication has the cooler, the cooler intercommunication has the settling basin, is provided with the oil pump subaerially, the feed liquor end of oil pump is through the oil pumping pipe intercommunication the settling basin, the play liquid end of oil pump has plate and frame oil filter through the pipeline intercommunication, plate and frame oil filter intercommunication has the vacuum oil filter, the vacuum oil filter with the oil tank intercommunication.

By adopting the technical scheme, when the simulation test station works, the oil pump provides power for the flowing of cooling oil in the whole simulation test station, the cooling oil flows into the heater from the oil tank to heat the cooling oil, the temperature rise of the cooling oil in the transformer is simulated in the process, the cooling oil enters the cooler from the heater to be cooled, the detection of the cooler is carried out in the process of detecting whether the detector leaks after the cooling oil is heated or not, the cooling oil flows into the settling tank from the cooler to be settled, impurities generated in the cooling process of the cooling oil are settled, the working strength of a subsequent plate-and-frame oil filter can be reduced, the oil pump extracts the cooling oil from the settling tank through the oil pumping pipe and pumps the cooling oil into the plate-and-frame oil filter, the plate-and-frame oil filter filters the impurities in the cooling oil, and the filtered cooling oil flows into the vacuum oil filter from the plate-and-frame oil filter to further filter the impurities in the cooling oil, Moisture and air are filtered, and finally cooling oil flows back into an oil tank from the vacuum oil filter to circulate, so that the working flow of the on-site transformer and the cooler is simulated through the oil tank, the heater, the sedimentation tank, the oil pump, the cooler, the plate filter and the vacuum oil filter, and the detection experiment of the cooler is completed.

The utility model discloses further set up to: the oil tank is fixedly connected with a support, the oil tank is arranged at the topmost part of the support, the positions of the heater, the oil pump, the plate-and-frame oil filter and the vacuum oil filter on the support are all lower than the oil tank, and the cooler is arranged between the oil tank and the heater along the height direction of the support.

Through adopting above-mentioned technical scheme, set up the oil tank at the topmost of support, cooling oil will be because in the higher produced pressure differential automatic flow in to the lower heater in position in the oil tank, and on the same way, cooling oil can also flow in to the sedimentation tank from the heater, and the cooling oil flows into and continues to provide power for the cooling oil by the oil pump after the static sediment of sedimentation tank loses power in order to accomplish subsequent experimental flow, has reduced the required power of cooling oil at the device inner loop like this, has saved the energy.

The utility model discloses further set up to: the cooler is located between the oil tank and the heater in a height direction of the bracket.

Through adopting above-mentioned technical scheme, set up between oil tank and the heater with the cooler, the position of heater is minimum, and the position of oil tank is higher than the cooler, and the cooler still can be flowed into because the difference in height after the cooling oil flows to the heater in proper order from the oil tank, but because the position of cooler is higher than the heater cooling oil and will slowly pass through the cooler, makes the cooler fully cool off the cooling oil like this.

The utility model discloses further set up to: and a floating block is arranged at one end of the oil pumping pipe, which is far away from the oil pump.

Through adopting above-mentioned technical scheme, the cooling oil is after the quiet sediment in the sedimentation tank, and impurity will deposit the bottom of sedimentation tank, and the floating block will make the one end that the oil pumping pipe is located the sedimentation tank float on the oil level, will guarantee like this that the oil pump will always follow the liquid level of cooling oil and take out the cooling oil, can not adsorb the impurity production of sedimentation tank bottom, has improved the device's reliability like this.

The utility model discloses further set up to: the heater is communicated with the cooler through an oil guide pipe, the oil guide pipe is fixedly arranged on the outer side wall of the support, one end of the oil guide pipe is communicated with the heater, the other end of the oil guide pipe is arranged in a sealing mode, and at least one flange I is arranged on the peripheral wall of the pipeline corresponding to an oil inlet of the cooler.

Through adopting above-mentioned technical scheme, realize through the ring flange that the oil inlet quantity is also different according to the different coolers of model, in the cooling oil enters into the oil pipe from the heater, because the one end that oil pipe kept away from the heater is sealed, consequently the cooling oil will enter into the cooler through ring flange I in, has improved the device's suitability like this.

The utility model discloses further set up to: the bracket is horizontally provided with an operating platform corresponding to the flange interface at the same side of the flange interface, and the side wall of the bracket is provided with a ladder stand.

Through adopting above-mentioned technical scheme, when carrying out flange joint with cooler and ring flange I, need the manual work to carry out fixed connection or dismantlement with ring flange I and its butt flange, need the operation panel to supply operating personnel to carry out above-mentioned operation this moment, because the height of the relative human body of height of operation platform on the support is higher, then needs the cat ladder to supply operating personnel to reach the operation panel, has realized the connection and the dismantlement to cooler and ring flange I like this.

The utility model discloses further set up to: an oil filling pipe is vertically and fixedly arranged on the support, one end of the oil filling pipe is arranged in the oil tank, and a flange plate II is arranged at the other end of the oil filling pipe.

By adopting the technical scheme, when the device is used for a detection experiment, the oil filling pipe is communicated with the vacuum oil filter by using a pipeline, and the purified cooling oil returns to the oil tank through the oil filling pipe; when the repacking has to add or change in the oil tank, accessible ring flange II adds the coolant oil in the oil tank that the external pump of lower part connection is located the support top, has reduced the required pipeline of the device like this, has simplified the device's structure, and makes to add or change the coolant oil more convenient in the oil tank.

The utility model discloses further set up to: the filler pipe is located at one end of the tank, near the bottom wall of the tank.

Through adopting above-mentioned technical scheme, when the coolant oil flowed into the oil tank through the oiling pipe in, the coolant oil will get into the oil tank from the bottom of oil tank, makes the coolant oil can not the splash oil tank, when the liquid level of coolant oil surpassed the mouth of pipe that the oiling pipe is located the oil tank, the coolant oil that lets in the oil tank from the oiling pipe will let in below the coolant oil liquid level in the oil tank, at this moment, will not take place the sputter again when the coolant oil lets in the oil tank, has improved the device's reliability like this.

The utility model discloses further set up to: a lifting frame is arranged below the flange plate I, and the cooler is placed on the top wall of the lifting frame.

Through adopting above-mentioned technical scheme, the cooler adopts usually to go a vehicle to hoist back with its oil inlet and I fixed connection of ring flange, but the poor easy emergence of driving hoist and mount steadiness rocks, then place the crane with the cooler shrink of crane on, and make the oil inlet of cooler aim at ring flange I, the lift that risees makes the oil inlet and the ring flange I of cooler be in same horizontal plane, then carry out fixed connection with it, at this moment, the crane will support the cooler, the steadiness behind cooler and the I fixed connection of ring flange has been improved like this.

The utility model discloses further set up to: the oil cooler is characterized in that a first temperature detector is arranged in the heater, a second temperature detector is arranged at an oil outlet of the cooler, the first temperature detector is electrically connected with a controller, the controller is electrically connected with the heater, and the first temperature detector and the second temperature detector are respectively connected with a temperature display.

By adopting the technical scheme, the first temperature detector detects the temperature of cooling oil in the heater and converts the temperature of the cooling oil into an electric signal to be fed back to the controller and the first temperature display respectively, the first temperature display displays the temperature of the cooling oil in the heater, the controller is provided with a preset temperature, when the temperature of the cooling oil in the heater is lower than the preset temperature, the controller controls the heater to heat the cooling oil, when the cooling oil is heated to the preset temperature in the heater, the first temperature detector transmits the electric signal to the controller, the controller controls the heater to stop heating the cooling oil, then the cooling oil in the heater flows into the cooler and flows out of an oil outlet of the cooler after being cooled by the cooler, at the moment, the second temperature detector detects the temperature of the cooling oil and displays the temperature of the cooling oil at the moment through the second temperature display, the cooling efficiency of the cold zone device can thus be calculated from the first temperature display, the second temperature display and the operating time of the cooler.

To sum up, the utility model discloses a beneficial technological effect does:

1. the working process of a field transformer and a cooler is simulated through an oil tank, a heater, a sedimentation tank, an oil pump, the cooler, a plate filter and a vacuum oil filter, and a detection experiment of the cooler is completed;

2. the oil tank is arranged at the topmost part of the bracket, and the heater, the oil pump, the plate-frame oil filter and the vacuum oil filter are arranged on the bracket at positions lower than the oil tank, so that the cooling oil in the oil tank can automatically flow from the oil tank to each subsequent detection device due to the self weight.

Drawings

Fig. 1 is a schematic view of the overall structure of the first viewing angle of the present invention.

Fig. 2 is a schematic diagram of the overall structure of the second viewing angle of the present invention.

Fig. 3 is a schematic view of the structure of fig. 1 with the cooler removed.

Fig. 4 is a partial structural schematic diagram of the present invention.

In the figure, 1, a fuel tank; 2. a heater; 21. an oil guide pipe; 211. a flange plate I; 22. a first temperature detector; 221. a first temperature display; 23. a controller; 3. a cooler; 31. a second temperature detector; 311. a second temperature display; 4. a sedimentation tank; 41. an oil pump; 411. an oil pumping pipe; 4111. a floating block; 5. a plate and frame oil filter; 6. a vacuum oil filter; 7. a support; 71. an operating platform; 72. climbing a ladder; 73. an oil filling pipe; 731. a flange plate II; 8. a lifting frame; 9. a valve; 10. a booster pump.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a cooler operation simulation test station disclosed by the present invention comprises a bracket 7, an oil tank 1 filled with cooling oil, a heater 2, a cooler 3, a settling basin 4, an oil pump 41 arranged at the edge of the settling basin 4, a plate-and-frame oil filter 5 and a vacuum oil filter 6, which are sequentially communicated and arranged on the bracket 7; referring to fig. 4, a liquid inlet end of an oil pump 41 is communicated with a sedimentation tank 4 through an oil pumping pipe 411, a floating block 4111 is arranged at one end of the oil pumping pipe 411 far away from the oil pump 41, and a vacuum oil filter 6 is communicated with an oil tank 1; in this embodiment, the cooling oil is great wall 25 transformer oil, the cooler 3 is a forced oil circulation air cooler, and the floating block 4111 is made of foam.

Referring to fig. 2, a first temperature detector 22 is arranged in the heater 2, a second temperature detector 31 is arranged at an oil outlet of the cooler 3, the first temperature detector 22 is electrically connected with the controller 23, the controller 23 is electrically connected with the heater 2, and the first temperature detector 22 and the second temperature detector 31 are respectively connected with a temperature display; in this embodiment, the controller 23 is fixedly provided on the outer wall of the heater 2.

Referring to fig. 1 and 2, an oil tank 1 is disposed at the topmost part of a bracket 7, a heater 2, an oil pump 41, a plate and frame oil filter 5 and a vacuum oil filter 6 are disposed at the bottom end of the bracket 7, and a cooler 3 is disposed between the oil tank 1 and the heater 2 along the height of the bracket 7; an operation platform 71 which is horizontally arranged, a ladder 72 which is positioned on the side wall of the bracket 7, an oil guide pipe 21 which communicates the heater 2 and the cooler 3 and an oil filling pipe 73 which is arranged along the height of the bracket 7 are arranged on the bracket 7; in this embodiment, a pressurizing pump 10 is provided between the heater 2 and the cooler 3 to increase the circulation efficiency of the cooling oil, the settling tank 4 (see fig. 4) is provided in the ground below the support 7, the vacuum oil filter 6 is located at a position higher than the plate and frame oil filter 5, and a valve 9 is provided in the pipe between the oil tank 1 and the heater 2.

Referring to fig. 3, an oil conduit 21 is fixedly arranged on the outer side wall of the bracket 7, one end of the oil conduit 21 is communicated with the heater 2, the other end is arranged in a sealing manner, and a flange plate i 211 is arranged on the peripheral wall of the pipeline corresponding to an oil inlet of the cooler 3; a lifting frame 8 is arranged below the flange plate I211, and the cooler 3 is placed on the top wall of the lifting frame 8; one end of the filler pipe 73 is located in the fuel tank 1, the other end of the filler pipe 73 is provided with a flange II 731, and the end of the filler pipe 73 located in the fuel tank 1 is located near the bottom wall of the fuel tank 1.

Referring to fig. 1, the operation platform 71 is located on the same side of the bracket 7 as the flange i 211, and in this embodiment, the height of the operation platform 71 on the bracket 7 is lower than that of the flange i 211.

The implementation principle of the embodiment is as follows: when the device is used, the lifting frame 8 is contracted, then the cooler 3 is placed at the top of the lifting frame 8, the oil inlet of the cooler 3 is aligned to the flange plate I211, the lifting frame 8 is lifted to enable the oil inlet of the cooler 3 and the flange plate I211 to be positioned at the same horizontal plane, then an operator arrives at the operation platform through the ladder 72, the flange plate I211 and a butt flange of the oil inlet of the cooler 3 are fixedly connected, the flange plate II 731, close to one end of the bottom of the support 7, of the oil filling pipe 73 is connected with the external oil filling pump 41 to fill cooling oil into the oil tank 1, one end, located in the oil tank 1, of the oil filling pipe 73 is arranged close to the bottom of the oil tank 1, so that the cooling oil cannot splash out of the oil tank 1, when the liquid level of the cooling oil exceeds the pipe 73, located below the liquid level of the cooling oil in the oil tank 1, the cooling oil will not be sputtered again when being introduced into the oil tank 1; then the valve 9 is opened, since the oil tank 1 is arranged at the top of the bracket 7, the cooling oil will automatically flow into the heater 2 from the oil tank 1 to be heated, the process simulates the temperature rise of the cooling oil in the transformer, when the temperature of the cooling oil is lower than the preset temperature of the controller 23, the controller controls the heater 2 to heat the cooling oil, the first temperature detector 22 converts the temperature of the cooling oil into an electric signal and transmits the electric signal to the first temperature display 221 to display, when the temperature of the cooling oil reaches the preset temperature of the controller 23, the cooling oil flows out of the heater 2 and passes through the accelerated cooling oil of the booster pump 10 to enter the cooler 3 from the heater 2 through the oil guide pipe 21 to be cooled, the process is the detection of the cooler 3, whether the cooler 3 generates the leakage phenomenon when the cooling oil is heated and expanded, in the process, the second temperature detector 31 converts the temperature of the cooling oil into an electric signal and transmits the electric signal to the second temperature display 311 to display, the cooling oil flows into the sedimentation tank 4 from the cooler 3 for sedimentation, impurities generated in the cooling process of the cooling oil are precipitated, the working strength of the subsequent plate-and-frame oil filter 5 is reduced, the oil pump 41 pumps the cooling oil out of the sedimentation tank 4 through the oil pumping pipe 411 and provides power for the cooling oil again, in the process, the floating block 4111 floats one end of the oil pumping pipe 411, which is positioned in the sedimentation tank 4, on the oil surface, so that the oil pump 41 is ensured to pump cooling oil from the liquid surface of the cooling oil all the time, impurities at the bottom of the sedimentation tank 4 are not adsorbed, the cooling oil pump 41 is conveyed into the plate-and-frame oil filter 5, the plate-and-frame oil filter 5 filters the impurities in the cooling oil again, the filtered cooling oil flows into the vacuum oil filter 6 from the plate-and-frame oil filter 5 to further filter the impurities, moisture and air in the cooling oil, and finally the cooling oil returns to the oil tank 1 through the oil filling pipe 73 to continue to circulate; when the cooling oil in the oil tank 1 is replaced or added, the oil filling pipe 73 is connected to an external pump to fill the cooling oil into the oil tank 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A cooler operation simulation test station is characterized in that: including oil tank (1), the splendid attire has the cooling oil in oil tank (1), oil tank (1) intercommunication has heater (2), the intercommunication can be dismantled in heater (2) has cooler (3), cooler (3) intercommunication has sedimentation tank (4), the edge of sedimentation tank (4) is provided with oil pump (41), the feed liquor end of oil pump (41) is through taking out oil pipe (411) intercommunication sedimentation tank (4), the play liquid end intercommunication of oil pump (41) has plate and frame oil filter (5), plate and frame oil filter (5) intercommunication has vacuum oil filter (6), vacuum oil filter (6) with oil tank (1) intercommunication.

2. A chiller operation simulation test station as set forth in claim 1, wherein: the oil tank (1) is fixedly connected with a support (7), the oil tank (1) is arranged at the topmost part of the support (7), and the positions of the heater (2), the oil pump (41), the plate-frame oil filter (5) and the vacuum oil filter (6) on the support (7) are all lower than the oil tank (1).

3. A chiller operation simulation test station in accordance with claim 2, wherein: the cooler (3) is located between the oil tank (1) and the heater (2) in the height direction of the bracket (7).

4. A chiller operation simulation test station as set forth in claim 1, wherein: one end of the oil pumping pipe (411) far away from the oil pump (41) is provided with a floating block (4111).

5. A chiller operation simulation test station in accordance with claim 2, wherein: the heater (2) and the cooler (3) are communicated with each other through an oil guide pipe (21), the oil guide pipe (21) is fixedly arranged on the outer side wall of the support (7), one end of the oil guide pipe (21) is communicated with the heater (2), the other end of the oil guide pipe is arranged in a sealing mode, and a plurality of flange plates I (211) are arranged on the peripheral wall of the oil guide pipe (21) corresponding to an oil inlet of the cooler (3).

6. A chiller operation simulation test station according to claim 5, wherein: the support (7) is provided with an operating platform (71) on the same side of the plurality of flange plates I (211) corresponding to the plurality of flange plates I (211), and a ladder stand (72) is arranged on the side wall of the support (7).

7. A chiller operation simulation test station in accordance with claim 2, wherein: the oil filling pipe (73) is vertically and fixedly arranged on the support (7), one end of the oil filling pipe (73) is located in the oil tank (1), the other end of the oil filling pipe (73) is close to the bottom end of the support (7) and the end of the oil filling pipe is provided with a flange plate II (731).

8. A chiller operation simulation test station as set forth in claim 7, wherein: the end of the filler pipe (73) in the oil tank (1) is arranged close to the bottom wall of the oil tank (1).

9. A chiller operation simulation test station as set forth in claim 6, wherein: a lifting frame (8) is arranged below the flange plate I (211), and the cooler (3) is placed on the top wall of the lifting frame (8).

10. A chiller operation simulation test station as set forth in claim 7, wherein: be provided with first temperature detector (22) in heater (2), the oil-out of cooler (3) is provided with second temperature detector (31), first temperature detector (22) electricity is connected with controller (23), controller (23) electricity is connected heater (2), first temperature detector (22) are connected with first temperature display (221), second temperature detector (31) are connected with second temperature display (311).