CN209472955U - A kind of cooling device - Google Patents
A kind of cooling device Download PDFInfo
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- CN209472955U CN209472955U CN201822175544.8U CN201822175544U CN209472955U CN 209472955 U CN209472955 U CN 209472955U CN 201822175544 U CN201822175544 U CN 201822175544U CN 209472955 U CN209472955 U CN 209472955U
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Abstract
The utility model provides a kind of cooling device, including water-cooling loop, wound oil cooling circuit and air cooling equipment, the water-cooling loop is for radiating to reactor and traction convertor, for radiating to main transformer, the air cooling equipment is used to carry out cooling to the cooling medium in water-cooling loop and wound oil cooling circuit the wound oil cooling circuit.Using the technical solution of the utility model, effect is: the cooling device of the utility model can be with effective solution since blower and water pump single design lead to the case where causing cooling device to be unable to operate normally when wherein any one failure；Noise is effectively reduced by the improvement to cooling blower, ensure that the comfort of train, extends the service life of motor；The mounting means of the structure and drier of improving oil expansion tank, which can effectively avoid cooling oil from entering in drier, causes drier can not work normally；Expansion tank is single cavity body structure, and structure is more simple and reliable, and can effectively prevent cavitation erosion.
Description
Technical field
The utility model relates to technical field of rail traffic, and in particular to a kind of cooling device.
Background technique
Traction convertor, main transformer and reactor are the critical components on train, are provided for the normal operation of train
Electric power.In the operational process of train, traction convertor, main transformer and reactor can generate a large amount of heat, if not
Can radiate in time to it will will lead to serious consequence.Therefore, how to realize to traction convertor, main transformer and electricity
Anti- device, which carries out reliable and stable heat dissipation, to be just particularly important.
It is had the following problems in existing heat radiation cooling device:
(1) water pump and blower are all single designs, if any one, which goes wrong, will directly influence train
Normal operation；
(2) noise is larger in the process of running for heat radiation cooling device, influences the comfort of train；
(3) motor of blower is easy to cause temperature excessively high under the radiation of high-temperature gas, to influence the normal fortune of blower
Row, increases the frequency of maintenance；
(4) cooling oil is easy to enter in drier because of concussion caused by train operation, leads to drier operation irregularity；
(5) General Purpose Rubber resilient cushion is used between cooling device and train, the service life is low, needs to regularly replace, Life cycle
At high cost and vibration isolating effect is poor, influences train comfort.
(6) expansion tank setting main chamber and secondary chamber, double duct, structure is complicated, and manufacturing process difficulty is big, at high cost, and holds
Easily because secondary chamber does not seal effectively and causes expansion tank can not normal suction.
In conclusion being badly in need of a kind of stabilization, reliable cooling device to solve problems of the prior art.
Utility model content
The utility model aim is to provide a kind of cooling device, and specific technical solution is as follows:
A kind of cooling device, including water-cooling loop, wound oil cooling circuit and air cooling equipment, the water-cooling loop are used for reactance
Device and traction convertor radiate, the wound oil cooling circuit for radiating to main transformer, the air cooling equipment for pair
Cooling medium in water-cooling loop and wound oil cooling circuit carries out cooling；
The air cooling equipment includes at least cooling blower that is set side by side of two pieces, and the cooling blower includes motor and blower
Impeller, the draught fan impeller, which is set to realization on the output shaft of the motor and is driven by motor, to be rotated；The draught fan impeller
For sawtooth impeller, wherein the ratio between facewidth T and the high H of tooth are 0.25≤T/H≤0.5；
Drive end bearing bracket, the drive end bearing bracket and the concentric setting of output shaft is detachably arranged in the output shaft end of the motor, described
Drive end bearing bracket is equipped with the mounting flange for installing motor, and setting is for being isolated high temperature sky between the drive end bearing bracket and mounting flange
The thermal insulation board of gas heat radiation is uniformly arranged radiating ribs and ventilation hole for improving motor radiating on the drive end bearing bracket.
Preferred in above technical scheme, the water-cooling loop includes water radiator, and cooling blower is used for water radiator
Cooling.
Preferred in above technical scheme, the water-cooling loop further includes the water inlet line/water outlet connecting with water radiator
Pipeline is arranged in parallel at least two pieces water pump on the water inlet line, and every water pump is correspondingly arranged a check-valves, the check-valves
It is set to side of the water pump close to water radiator, realizes that each water pump works independently；
The outlet of two groups of water routes is arranged in parallel on the outlet conduit, be arranged in parallel on the water inlet line two groups of water routes into
Mouthful, it is realized by two groups of water routes outlet/water route import and cooling is carried out to traction convertor and reactor；
It is respectively provided with shut-off valve in two groups of water routes outlet/water route import, is also set in the water route outlet being connect with traction convertor
Set filter.
It is preferred in above technical scheme, the water-cooling loop further include liquid level display, liquid-level switch, expansion tank with
And relief valve；The expansion tank is connected with the water radiator and the water route import connecting with traction convertor, the liquid
Position display, liquid-level switch and relief valve are connect with expansion tank；
Shut-off valve is equipped between the expansion tank and the water route import connecting with traction convertor.
Preferred in above technical scheme, expansion tank uses single cavity body structure, and expansion tank inner horizontal direction is set
Set stiffener plate；Water inlet pipe and outlet pipe on expansion tank are arranged in a staggered manner.
Preferred in above technical scheme, the wound oil cooling circuit includes oil radiator, and the cooling blower is set to oil and dissipates
Hot device side is realized and carries out cooling to oil radiator.
Preferred in above technical scheme, the wound oil cooling circuit further includes the inflow pipeline/flowline for connecting oil radiator
Road, is respectively provided with shut-off valve on the inflow pipeline and flowline, on the inflow pipeline between shut-off valve and oil radiator
Equipped with flow monitor, the wound oil cooling circuit passes through the oil circuit import on inflow pipeline and the outlet of the oil circuit on flowline and master
Transformer connection, realizes and carries out cooling to main transformer.
It is preferred in above technical scheme, the wound oil cooling circuit further include oil expansion tank, the conspicuous relay of cloth, drier and
Liquid level display, the oil expansion tank are connect by the conspicuous relay of the cloth with main transformer, and the drier and liquid level are shown
Device is connect with the oil expansion tank；
Setting horizontal baffle and vertical partition plate inside the oil expansion tank, the drier and the mounting base on oil expansion tank
Connection, mounting base inside are equipped with through-hole and realize that drier and oil expansion tank internal respiration pipe communicate.
Preferred in above technical scheme, the water radiator and oil radiator constitute combined heat radiator, realize environment
Air is sucked from water radiator side, is extracted out after oil radiator by cooling blower, is radiated to realize to water radiator and oil
Cooling medium in device carries out cooling；Upper sealing plate and lower sealing plate are detachably equipped on the combined heat radiator；
The fin surface of the combined heat radiator first carries out electrophoretic process, then carries out lacquer varnish processing on surface.
It is preferred in above technical scheme, further include girder, mounting hole is set on the girder, being realized by mounting hole will
Cooling device is installed on car body, and setting is used for the metal resilient cushion of damping between the mounting hole and car body.
Using the technical solution of the utility model, have the advantages that
(1) cooling device of the utility model includes at least two pieces cooling blower and at least two pieces water pump, cooling blower
It can be very good to solve in the prior art due to wherein appointing caused by blower and water pump single design with the Redundancy Design of water pump
Meaning one, which goes wrong, will lead to the case where cooling device is unable to operate normally；Even if the cooling device of the utility model wherein one
A cooling blower breaks down can still be guaranteed the normal operation of cooling device by remaining cooling blower；It is adopted between each water pump
It is set on water inlet line with mode in parallel, every water pump is correspondingly arranged a check-valves, and it is close that check-valves is set to water pump
The side of water radiator, it is ensured that when pump working cooling water can only one-way flow, being not in cooling water passes through other water
The case where pump reflux, guarantees the normal operation of water-cooling loop；Meanwhile causing cooling device can not when a water pump operation is abnormal
An other water pump operation can be switched to when work, to guarantee the normal operation of cooling device.
(2) water radiator of the utility model and oil radiator constitute combined heat radiator, while by cooling blower to group
It closes radiator and carries out cooling, which can greatly reduce the volume of cooling device, not will lead to occupancy train
Upper more space.
(3) draught fan impeller of the utility model be sawtooth impeller, wherein the ratio between facewidth T and the high H of tooth be 0.25≤T/H≤
0.5, which can effectively reduce fan operation noise 2dB or more, guarantee the comfort of train.The trailing edge of sawtooth impeller is sawed
Tooth can make air-flow form the vortex pair reversely rotated at the blade wake passing area back side, and flow boundary layer air separation is delayed, and reduce whole whirlpool
Flow noise.After the smaller effect for reducing noise of T/H is better from design theory, but T/H is less than 0.25, it can be substantially reduced
Effective front face area of impeller, reduces the lift coefficient of impeller, and the aeroperformance of impeller is caused to decline；T/H value is by repeatedly
Test, not only can guarantee useful lift coefficient, but also can be substantially reduced the result of Balancing selection under the premise of noise.
(4) the utility model motor includes drive end bearing bracket, mounting flange and thermal insulation board, and thermal insulation board is set to drive end bearing bracket and peace
It can effectively prevent high-temperature gas between dress flange to form heat radiation to end bearing before motor and cause its running temperature excessively high,
The effective service life for extending end bearing before motor is uniformly arranged radiating ribs and ventilation hole on drive end bearing bracket, can effectively change
The heat dispersal situations of kind motor front end, reduce the running temperature of end bearing before motor, so that cooling blower can be reliable and stable
Operation.
(5) setting horizontal baffle and vertical partition plate inside the oil expansion tank of the utility model, the drier and expansion oil
Mounting base connection on case, mounting base inside are equipped with through-hole and realize that drier and oil expansion tank internal respiration pipe communicate；Setting is horizontal
Partition can effectively keep apart respiratory siphon and the cooling oil inside oil expansion tank, prevent cooling oil from entering because of train concussion
Drier is caused to can not work normally to respiratory siphon.
(6) expansion tank of the utility model uses single cavity body structure, effectively prevents the secondary chamber because of expansion tank from not having
Effectively sealing and the case where lead to not normal suction, water inlet pipe and outlet pipe on expansion tank are arranged in a staggered manner can be effective
Prevent the gas generated in water radiator to be directly sucked into outlet pipe by water inlet pipe, then be back to it is right in water pump and water radiator
Water pump and water radiator generate cavitation erosion；It is simpler relative to existing expansion tank structure, production cost is reduced, while again
It can prevent cavitation from generating.
(7) metal resilient cushion is arranged in the utility model between cooling device and train body, and vibration isolation efficiency reaches 85%,
Service life 30 years, reduce maintenance cost.
(8) water radiator of the utility model and oil radiator are attached composition combination by upper sealing plate and lower sealing plate and dissipate
Hot device may be implemented to clean combined heat radiator and safeguarded by disassembly upper sealing plate and lower sealing plate.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the schematic diagram of the utility model cooling device；
Fig. 2 is the overall structure diagram of the utility model cooling device；
Fig. 3 is the schematic bottom view of the utility model cooling device；
Fig. 4 is the perspective view of the explosion of the utility model combined heat radiator；
Fig. 5 is electric machine structure schematic diagram in Fig. 2；
Fig. 6 (a) is draught fan impeller cross-sectional view in Fig. 2；
Fig. 6 (b) is the partial enlarged view in Fig. 6 (a) at A；
Fig. 7 is the cross-sectional view of oil expansion tank and drier；
Fig. 8 is expansion tank perspective view；
Wherein, 1, cooling blower, 1.1, motor, 1.10, drive end bearing bracket, 1.11, mounting flange, 1.12, radiating ribs, 1.13,
Thermal insulation board, 1.14, ventilation hole, 1.2, draught fan impeller, 2, oil expansion tank, 2.1, vertical partition plate, 2.2, horizontal baffle, 2.3, breathing
Pipe, 2.4, mounting base, 3, the conspicuous relay of cloth, 4, drier, 5, liquid level display, 6, oil radiator, 7, flow monitor, 8 water
Radiator, 9, shut-off valve, 10, check-valves, 11, water pump, 12, filter, 13, liquid-level switch, 14, expansion tank, 14.1, reinforcement
Gusset, 14.2, water inlet pipe, 14.3, outlet pipe, 15, relief valve, 16, girder, 17,400V connector, 18,110V connector,
19, metal resilient cushion, 20, upper sealing plate, 21, lower sealing plate, 22, pull rod.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be according to power
Benefit requires to limit and the multitude of different ways of covering is implemented.
Embodiment 1:
Referring to Fig. 1-8, a kind of cooling device, including water-cooling loop, wound oil cooling circuit and air cooling equipment, the water-cooling loop
For radiating to reactor and traction convertor, the wound oil cooling circuit is described air-cooled for radiating to main transformer
Device is used to carry out cooling to the cooling medium in water-cooling loop and wound oil cooling circuit；
The air cooling equipment includes that at least cooling blower 1 that is set side by side of two pieces, the cooling blower 1 includes motor 1.1
With draught fan impeller 1.2, the draught fan impeller 1.2, which is set on the output shaft of the motor 1.1, to be realized by the driving progress of motor 1.1
Rotation；The draught fan impeller be sawtooth impeller, wherein the ratio between facewidth T and the high H of tooth be 0.25≤T/H≤0.5, be detailed in Fig. 6 (a) and
Fig. 6 (b).
Referring to Fig. 5, drive end bearing bracket 1.10, the drive end bearing bracket and output shaft is detachably arranged in the output shaft end of the motor 1.1
Concentric setting, the drive end bearing bracket 1.10 are equipped with the mounting flange 1.11 for installing motor, the drive end bearing bracket 1.10 and peace
Thermal insulation board 1.13 for high temperature air heat radiation to be isolated is set between dress flange 1.11, is uniformly arranged on the drive end bearing bracket 1.10
For improving the radiating ribs and ventilation hole of motor radiating, it is preferred that the thermal insulation board is rubber separator.
The water-cooling loop includes water radiator 8, and the wound oil cooling circuit includes oil radiator 6, the water radiator 8 and oil
Radiator 6 constitutes combined heat radiator, and the cooling blower 1 is set to 6 side of oil radiator, dissipates surrounding air from water to realize
Hot 8 side of device sucking, is extracted out after oil radiator 6 by cooling blower 1, to realize in water radiator 8 and oil radiator 6
Cooling medium carries out cooling.Cooling medium in the water-cooling loop is cooling water, and the preferably described cooling water is
Clariant, Antifrogen N, the cooling medium in the wound oil cooling circuit are cooling oil, and the preferably described cooling oil is Ester
Midel 7131。
The water-cooling loop further includes the water inlet line/outlet conduit connecting with water radiator 8, on the water inlet line simultaneously
Connection setting at least two pieces water pump 11, every water pump is correspondingly arranged a check-valves 10, and the check-valves 10 is set to water pump 10 and leans on
The side of nearly water radiator, realizes that each water pump works independently；The check-valves 10 guarantees cooling water for preventing cooling water from flowing back
It can only one-way flow.When the pump working of a branch road, by the check-valves of another branch road prevent cooling water from this
Branch reflux.
The outlet of two groups of water routes is arranged in parallel on the outlet conduit, be arranged in parallel on the water inlet line two groups of water routes into
Mouthful, it is realized by two groups of water routes outlet/water route import and cooling is carried out to traction convertor and reactor；
It is respectively provided with shut-off valve 9 in two groups of water routes outlet/water route import, is also set in the water route outlet being connect with traction convertor
Set filter 12.
The water-cooling loop further includes liquid level display 5, liquid-level switch 13, expansion tank 14 and relief valve 15；It is described
Expansion tank 14 is connected with the water radiator 8 and the water route import connecting with traction convertor, the liquid level display 5,
Liquid-level switch 13 and relief valve 15 are connect with expansion tank 14；
Shut-off valve 9 is equipped between the expansion tank 14 and the water route import connecting with traction convertor.
The liquid-level switch is used to detect the liquid level signal in expansion tank, and the relief valve is used to arrange when cooling water thermal expansion
Gas, air-breathing when shrinkage.
Referring to Fig. 8, the expansion tank 14 uses single cavity body structure, and reinforcing rib is arranged in expansion tank inner horizontal direction
Plate 14.1 not only can guarantee its function, but also can improve the reliability of its function, simple and practical；Water inlet pipe on the expansion tank
14.2 and outlet pipe 14.3 be arranged in a staggered manner can be effectively prevented cavitation generation.The expansion tank is used for when in water-cooling loop
Cooling water, which varies with temperature, adjusts water level when expanding with heat and contract with cold.
Referring to Fig. 1 and Fig. 8, the water inlet pipe 14.2 connects the water radiator, the connection of outlet pipe 14.3 and traction
The water route import of current transformer connection；The cooling water that gas is mixed with inside water radiator enters expansion tank from water inlet pipe, will intake
After pipe and outlet pipe are arranged in a staggered manner, gas can be understood in the epicoele that floating upward quickly is gathered in expansion tank under the action of buoyancy, from
And gas is prevented to be sucked into outlet pipe, and then prevent gas from cooling water reflux being followed to generate cavitation erosion to water pump and water radiator.
The wound oil cooling circuit further includes the inflow pipeline/flowline for connecting oil radiator 6, the inflow pipeline and fuel-displaced
It is respectively provided with shut-off valve 9 on pipeline, is equipped between shut-off valve 9 and oil radiator 6 for monitoring oil inlet pipe on the inflow pipeline
The flow monitor 7 (flow monitor is preferably flowmeter) of road flow, the wound oil cooling circuit passes through on inflow pipeline
Oil circuit outlet in oil circuit import and flowline is connect with main transformer, is realized and is carried out cooling to main transformer.
The wound oil cooling circuit further includes oil expansion tank 2, the conspicuous relay 3 of cloth, drier 4 and liquid level display 5, described swollen
Swollen fuel tank 2 is connect by the conspicuous relay 3 of the cloth with main transformer, the drier 4 and liquid level display 5 with the expansion
Fuel tank 2 connects.The conspicuous relay of the cloth is used to be monitored alarm to oil condition cooling in main transformer, prevents the oil of cooling oil
The excessively high protection main transformer of temperature operates normally, and to vary with temperature heat expansion cold for working as cooling oil in wound oil cooling circuit for the oil expansion tank
When contracting, oil level is adjusted.
Referring to Fig. 7, horizontal baffle 2.2 and vertical partition plate 2.1, the drier 4 and expansion oil are set inside oil expansion tank 2
Mounting base 2.4 on case 2 connects, and through-hole is equipped with inside mounting base 2.4 and realizes drier 4 and 2 internal respiration pipe of oil expansion tank, 2.3 phase
It is logical, to realize that drier is communicated with oil expansion tank.The drier for oil expansion tank in air-breathing, to the air of sucking into
The dry water removal of row, horizontal baffle is set and vertical partition plate can effectively prevent cooling oil concussion in train travelling process enter it is dry
Dry device.
Referring to fig. 4, the water radiator 8 and oil radiator 6 constitute combined heat radiator, the water radiator 8 and oil heat dissipation
Device 6 is combined by upper sealing plate 20, lower sealing plate 21 and pull rod 22.The water radiator and oil radiator are stacked,
It is attached by the upper sealing plate and lower sealing plate that are oppositely arranged, the pull rod is for connecting upper sealing plate and lower sealing plate, to realize
Water radiator and oil radiator are combined, dismantle the upper sealing plate, combined heat radiator is cleaned in the realization of lower sealing plate
And maintenance.
The fin surface of the combined heat radiator first carries out electrophoretic process, then carries out lacquer varnish processing on surface.
The cooling device further includes girder 16, and mounting hole is arranged on the girder, is realized by mounting hole and is filled cooling
It sets and is installed on car body, setting is used for the metal resilient cushion 19 of damping, the metal resilient cushion between the mounting hole and car body
For resilient cushion made of being suppressed as wire.
The cooling device further includes 400V electric wire connecting junction 17 and 110V electric wire connecting junction 18, the cooling blower and the uniform institute of water pump
The electrical connection of 400V electric wire connecting junction 17 is stated, using parallel connection between each cooling blower and each water pump, the cooling blower takes number of poles to turn
It changes and realizes that the high low speed switching (i.e. pole-changing control) of cooling blower is specifically referred to existing to adapt to the demand of different air quantity
Technology.
The conspicuous relay of the liquid level display, flow monitor and cloth is electrically connected with 110V electric wire connecting junction.
Preferably, shut-off valve can select different style and model according to different use requirements in the present embodiment.
Using the technical solution of the present embodiment, specifically:
The outlet of two groups of water routes and water route import of the utility model cooling device are connect with reactor and traction convertor,
Oil circuit outlet and oil circuit import are connect with main transformer, starting cooling device can be thus achieved to reactor, traction convertor
Cooling is carried out with main transformer.
Using the technical solution of the utility model, effect is:
The cooling device of the utility model can be caused wherein arbitrarily with effective solution due to blower and water pump single design
The case where causing cooling device to be unable to operate normally when one failure；It is effectively reduced by the improvement to cooling blower
Noise ensure that the comfort of train, extend the service life of motor；Improve the structure of oil expansion tank and the installation of drier
Mode, which can effectively avoid cooling oil from entering in drier, causes drier can not work normally；By expansion tank by major-minor chamber
Structure is changed to single cavity body structure, and structure is more simple and reliable, and can effectively prevent cavitation erosion.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of cooling device, which is characterized in that including water-cooling loop, wound oil cooling circuit and air cooling equipment, the water-cooling loop
For radiating to reactor and traction convertor, the wound oil cooling circuit is described air-cooled for radiating to main transformer
Device is used to carry out cooling to the cooling medium in water-cooling loop and wound oil cooling circuit；
The air cooling equipment includes at least cooling blower (1) that is set side by side of two pieces, and the cooling blower (1) includes motor
(1.1) it is set on the output shaft of the motor (1.1) and realizes by motor with draught fan impeller (1.2), the draught fan impeller (1.2)
(1.1) driving is rotated；The draught fan impeller be sawtooth impeller, wherein the ratio between facewidth T and the high H of tooth be 0.25≤T/H≤
0.5；
The output shaft end of the motor (1.1) is detachably arranged drive end bearing bracket (1.10), the drive end bearing bracket with output shaft is concentric sets
It sets, the drive end bearing bracket (1.10) is equipped with the mounting flange (1.11) for installing motor, the drive end bearing bracket (1.10) and installation
Thermal insulation board (1.13) for high temperature air heat radiation to be isolated is set between flange (1.11), is evenly distributed on the drive end bearing bracket (1.10)
Radiating ribs and ventilation hole for improving motor radiating are set.
2. cooling device according to claim 1, which is characterized in that the water-cooling loop includes water radiator (8), cooling
Blower (1) is used for water radiator (8) cooling.
3. cooling device according to claim 2, which is characterized in that the water-cooling loop further include with water radiator (8)
Water inlet line/outlet conduit of connection, at least two pieces water pump (11) is arranged in parallel on the water inlet line, and every water pump correspondence is set
A check-valves (10) is set, the check-valves (10) is set to the side of water pump (11) close to water radiator, realizes each water pump list
Solely work；
It is arranged in parallel the outlet of two groups of water routes on the outlet conduit, is arranged in parallel two groups of water route imports on the water inlet line, leads to
Two groups of water routes outlet/water route import is crossed to realize to traction convertor and reactor progress cooling；
It is respectively provided with shut-off valve (9) in two groups of water routes outlet/water route import, is also set up in the water route outlet being connect with traction convertor
Filter (12).
4. cooling device according to claim 3, which is characterized in that the water-cooling loop further include liquid level display (5),
Liquid-level switch (13), expansion tank (14) and relief valve (15)；The expansion tank (14) and the water radiator (8) and
The water route import connection connecting with traction convertor, the liquid level display (5), liquid-level switch (13) and relief valve (15) are equal
It is connect with expansion tank (14)；
Shut-off valve (9) are equipped between the expansion tank (14) and the water route import connecting with traction convertor.
5. cooling device according to claim 4, which is characterized in that expansion tank uses single cavity body structure, swelling water
Stiffener plate (14.1) are arranged in case inner horizontal direction；Water inlet pipe (14.2) and outlet pipe (14.3) on expansion tank are staggered and set
It sets.
6. cooling device according to claim 2, which is characterized in that the wound oil cooling circuit includes oil radiator (6), described
Cooling blower (1) is set to oil radiator (6) side, realizes and carries out cooling to oil radiator.
7. cooling device according to claim 6, which is characterized in that the wound oil cooling circuit further includes connection oil radiator
(6) inflow pipeline/flowline is respectively provided with shut-off valve (9) on the inflow pipeline and flowline, on the inflow pipeline
Flow monitor (7) are equipped between shut-off valve (9) and oil radiator (6), the wound oil cooling circuit passes through the oil on inflow pipeline
Oil circuit outlet in road import and flowline is connect with main transformer, is realized and is carried out cooling to main transformer.
8. cooling device according to claim 7, which is characterized in that the wound oil cooling circuit further includes oil expansion tank (2), cloth
Conspicuous relay (3), drier (4) and liquid level display (5), the oil expansion tank (2) by the conspicuous relay (3) of the cloth with
Main transformer connection, the drier (4) and liquid level display (5) are connect with the oil expansion tank (2)；
Setting horizontal baffle (2.2) and vertical partition plate (2.1) inside the oil expansion tank (2), the drier (4) and expansion oil
Mounting base (2.4) connection on case (2), the internal through-hole that is equipped with of mounting base (2.4) are realized in drier (4) and oil expansion tank (2)
Respiratory siphon (2.3) communicates.
9. cooling device according to claim 6, which is characterized in that the water radiator (8) and oil radiator (6) are constituted
Combined heat radiator is realized and sucks surrounding air from water radiator (8) side, taken out after oil radiator (6) by cooling blower (1)
Out, cooling is carried out to the cooling medium in water radiator (8) and oil radiator (6) to realize；The combined heat radiator
It is upper to be detachably equipped with upper sealing plate (20) and lower sealing plate (21)；
The fin surface of the combined heat radiator first carries out electrophoretic process, then carries out lacquer varnish processing on surface.
10. cooling device described in any one of -9 according to claim 1, which is characterized in that it further include girder (16), it is described
Mounting hole is arranged on (16) in girder, is realized by mounting hole and cooling device is installed on car body, the mounting hole and car body it
Between setting be used for damping metal resilient cushion (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822175544.8U CN209472955U (en) | 2018-12-24 | 2018-12-24 | A kind of cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822175544.8U CN209472955U (en) | 2018-12-24 | 2018-12-24 | A kind of cooling device |
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| CN209472955U true CN209472955U (en) | 2019-10-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413969A (en) * | 2018-12-24 | 2019-03-01 | 湖南联诚轨道装备有限公司 | A kind of cooling device |
| CN112181022A (en) * | 2020-10-19 | 2021-01-05 | 广东电网有限责任公司佛山供电局 | Automatic water-cooling system of main transformer |
| WO2021134480A1 (en) * | 2019-12-31 | 2021-07-08 | 湖南联诚轨道装备有限公司 | Cooling device |
-
2018
- 2018-12-24 CN CN201822175544.8U patent/CN209472955U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413969A (en) * | 2018-12-24 | 2019-03-01 | 湖南联诚轨道装备有限公司 | A kind of cooling device |
| WO2021134480A1 (en) * | 2019-12-31 | 2021-07-08 | 湖南联诚轨道装备有限公司 | Cooling device |
| EP4087377A4 (en) * | 2019-12-31 | 2023-04-05 | Hunan Lince Rolling Stock Equipment Co., Ltd | Cooling device |
| CN112181022A (en) * | 2020-10-19 | 2021-01-05 | 广东电网有限责任公司佛山供电局 | Automatic water-cooling system of main transformer |
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