CN205022582U - Train electric machine cooling system - Google Patents
Train electric machine cooling system Download PDFInfo
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- CN205022582U CN205022582U CN201520748857.1U CN201520748857U CN205022582U CN 205022582 U CN205022582 U CN 205022582U CN 201520748857 U CN201520748857 U CN 201520748857U CN 205022582 U CN205022582 U CN 205022582U
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Abstract
The utility model provides a train electric machine cooling system, the inlet tube and the wet return that include a plurality of motors and the automobile body water tank intercommunication on the bottom of the car body bogie frame, feed through in the cooling pipeline between each motor, the cooling pipeline includes the return main that water inlet manifold reached and the wet return feeds through with the inlet tube intercommunication, water inlet manifold one end and inlet tube intercommunication, the other end falls into many the cooling tube ways of compriseing multistage condenser tube, every condenser tube is respectively with the cooling of establishing ties of a plurality of motors, the condenser tube who accomplishes after the cooling collects the formation return main. The utility model provides an electric machine cooling system, simple structure, the cooling effect is good.
Description
Technical field
The utility model relates to cooling system, in particular for the cooling system realizing cooling to train set traction electric machine.
Background technology
Current, the each big city of China is in the process advancing City Rail Transit System to build fast, while meeting hommization demand, also can require under the prerequisite not reducing Transportation, reduce the overall volume of car body, especially a lot of vehicle now, as subway or motor-car, floor surface in its railway carriage is basic concordant with platform, for the target that the constant car body volume of freight volume reduces, this just requires to reduce the height between vehicle floor face and ground as far as possible, for realizing this purpose, need the space structure compressing bogie truck, require the as far as possible little of Bogie Designs, make the Each part flattening at the bottom of car, while each major part miniaturization, requirement power of motor improves, improve the increase that power brings electrical generator heating, this just requires that the radiating efficiency of motor is higher.
For improving the radiating efficiency of motor, the type of cooling extensively adopted at present has air-cooled and water-cooled, the electromotor cooling system of air cooling way is adopted to generally include the parts such as motor, axial flow motor, fan housing, cooling air channel, cooling air channel is designed around motor, by blower fan, wind cooling temperature lowering is carried out to motor, what cause the axial length of motor generally to do is larger, take volume comparatively large, and the heat-sinking capability of wind-cooling heat dissipating system is limited, efficiency is low.
Also has a kind of type of cooling of water-cooled, comprise the parts such as water tank, motor, radiator fan, water pipe, water pump, utilize fan to water tank outside face blowing cooling, heat radiation, water pipe carries out cooling to motor, but this type of cooling, each component arrangement dispersion, occupy space unnecessary in a large number, and because interface is many between parts, need very rigorous water-proff packing, complex structure.
Summary of the invention
The utility model main purpose is to solve the problem and deficiency, provides a kind of while taking little space as far as possible, improves motor radiating efficiency, the train electromotor cooling system of the economy of implementation structure, the reliability of connection.
For achieving the above object, the technical solution of the utility model is:
A kind of train electromotor cooling system, comprise the multiple motors be arranged on vehicle bottom truck frame, the coolant inlet pipe be communicated with car body water tank and return water pipe, be communicated in the cooling line between each motor, cooling line comprises the water inlet manifold be communicated with coolant inlet pipe and the return main be communicated with return water pipe, water inlet manifold one end is communicated with coolant inlet pipe, the other end is divided into the branched refrigeration pipe be made up of multistage cooling water pipe, multiple motor is carried out series connection cooling by each cooling water pipe respectively, complete the cooling water pipe after cooling collect formation return main or be fixedly connected with described return main.
Further, the shell of each described motor is provided with water inlet and water outlet, and described water inlet and water outlet are fixedly connected with one section of described cooling water pipe respectively.
Further, described cooling water pipe and described water inlet and water outlet are fixed by the mode grafting of interference.
Further, described water inlet manifold and return main are connected with the coolant inlet pipe on water tank and return water pipe by quick coupling.
Further, described quick coupling fixes in the through hole of permanent seat, and described permanent seat is fixed on described truck frame.
Further, described permanent seat and described truck frame one-body molded or be fixed by screws on described truck frame.
Further, described cooling water pipe is fixed on described truck frame by pipe clamp.
Further, the motor being positioned at car body homonymy is carried out series connection cooling by described cooling water pipe.
Further, described cooling water pipe, water inlet manifold, return main and coolant inlet pipe, return water pipe are stainless steel tube.
Further, described cooling water pipe is communicated with being welded and fixed between water inlet manifold, return main.
In sum, a kind of train electromotor cooling system that the utility model provides, adopt water-cooled cooling mode, directly be connected with the water tank on car body, replace air-cooled air channel with cooling water pipe, cancel the blower fan of motor itself, motor body smaller volume can be made, cooling system smaller volume, from the multi-aspect target realizing compression bogie truck space, the flattening of car bottom structure; Cooling water pipe is directly cooled by the high velocity air produced in train travelling process, and carry out cooling process to water tank, structure is simple, and radiating efficiency is good, and cost is low; With cooling line series connection between each motor, cooling line is arranged simple; Achieved a fixed connection by the mode of interference fit and the mode of welding, without the need to sealing, can effectively prevent cooling water expansion tank from revealing; Fix truck frame by pipe clamp and permanent seat, damage can not be produced because of train traveling process.
Accompanying drawing illustrates:
Fig. 1: the utility model train electromotor cooling system water quench path schematic diagram;
Fig. 2: the utility model train electromotor cooling system overall schematic;
In Fig. 3: Fig. 2, A-A is to enlarged partial sectional view;
Fig. 4: Tu2Zhong D district enlarged drawing;
Fig. 5: the utility model train electromotor cooling system walks pipe schematic layout pattern
Fig. 6: Tu5Zhong F district enlarged drawing.
Wherein: motor 1, cooling water pipe 2, truck frame 3, water inlet manifold 4, return main 5, permanent seat 6, through hole 7, quick coupling 8, water inlet 9, water outlet 10, pipe clamp 11.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
As shown in Figures 2 to 6, the utility model provides a kind of train electromotor cooling system, be included in the multiple motors 1 on vehicle bottom truck frame 3, the coolant inlet pipe be communicated with car body water tank and return water pipe, be communicated in the cooling line between each motor 1, cooling line comprises the water inlet manifold 4 be communicated with coolant inlet pipe and the return main 5 be communicated with return water pipe, water inlet manifold 4 one end is communicated with coolant inlet pipe, the other end is divided into the branched refrigeration pipe be made up of multistage cooling water pipe 2, multiple motor 1 is carried out series connection cooling by each cooling water pipe 2 respectively, complete the cooling water pipe after cooling 2 and collect formation return main 5.
As shown in Figures 1 to 6, often save on the truck frame 3 in compartment at train, be arranged with four motors 1, the left and right sides, compartment (length direction along car body) respectively has two, is symmetrical arranged.Between two motors 1 of homonymy wherein, truck frame 3 fixed by screw or one-body moldedly has a permanent seat 6, recommending permanent seat 6 and truck frame 3 one-body molded, can fixed effect be strengthened.Permanent seat 6 is provided with two through holes 7 arranged side by side, two quick couplings 8 fix respectively in two through holes 7, the two ends of one of them quick coupling 8 connect coolant inlet pipe and water inlet manifold 4 respectively, and the two ends of another quick coupling 8 connect return water pipe and return main 5 respectively.Coolant inlet pipe with water inlet manifold 4, can directly be connected between return water pipe with return main 5, also as specific embodiment of the utility model, can be interconnected by the quick coupling 8 on permanent seat.By arranging permanent seat 6, water inlet manifold 4 and return main 5 being fixed on truck frame 3, making when driving, increasing the stability of cooling line, especially increase the stability of interface, reduce damage risk and the maintenance rate of cooling system.
As shown in Figure 4, water inlet manifold 4 one end is communicated with coolant inlet pipe by quick coupling 8, and the other end is divided into multiple branch, namely at the other end of water inlet manifold 4, be connected with multichannel refrigeration pipe, every road refrigeration pipe comprises multistage cooling water pipe 2, and every section cooling water pipe 2 all connects from different parts, realizes the water-cooled cooling of motor 1, or multistage cooling water pipe 2 realizes water-cooled cooling by after multiple motor series connection, in whole cooling system, have multistage cooling water pipe 2, every section of cooling water pipe 2 connects different parts.
As shown in Figure 3, the shell of each motor 1 is equipped with water inlet 9 and water outlet 10, be communicated with the cooling-gallery (not shown) in motor respectively, water inlet 9 is communicated with one-step cooling water pipe 2 respectively with water outlet 10, in the novel specific embodiment provided of this reality, multiple motor is carried out series connection cooling by cooling water pipe 2 respectively, namely as described in figures 1 and 5, when the cooling water expansion tank in water tank is through coolant inlet pipe, quick coupling 8, water inlet manifold 4, cooling water pipe 2, the cooling-gallery of motor 1 is entered into by water inlet 9, flowing out through water outlet 10 enters in next section of cooling water pipe 2 again, enter in next motor 1 with identical path and mode again, circulate with this, to be connected multiple motor 1 by multistage cooling water pipe 2, carry out the series connection water-cooled cooling between multiple motor 1.The every road refrigeration pipe formed due to water inlet manifold 4 end all can complete an operation of lowering the temperature of connecting by cooling water pipe 2, cooling water expansion tank out carries out the cooling water pipe 2 be connected with water outlet 10 from the water outlet 10 of last motor 1 afterwards, have multistage cooling water pipe 2 to need to be connected with return water pipe, cooling water expansion tank is made to be back in water tank, therefore, latter end cooling water pipe 2 after every road refrigeration pipe completes and cools pools together, form return main or be fixedly connected with return main 5 simultaneously, cooling water expansion tank is through return main 5, quick coupling 8, return water pipe, get back in water tank.
In the utility model, motor 1 has 4, be respectively motor 1a, motor 1b, motor 1c, motor 1d, as shown in Figure 2, motor 1a, motor 1b are at the homonymy (length over ends of body direction) of car body, motor 1c, motor 1d at the opposite side of car body, and motor 1a, motor 1c car body working direction same to.Permanent seat 6 is arranged on motor 1a, on truck frame 3 between motor 1b, one end that water inlet manifold 4 is not connected with quick coupling 8 is divided into two-way refrigeration pipe, every road refrigeration pipe comprises multistage cooling water pipe 2, namely the end of water inlet manifold 4 connects two cooling water pipes 2, one of them cooling water pipe 2 is connected with the water inlet 9 of motor 1a, the other end of the cooling water pipe 2 be connected with the water outlet 10 of motor 1a is connected with the water inlet 9 of motor 1b, because every side only has two motors 1, therefore flow in the cooling water pipe 2 be connected with the water outlet 10 of motor 1b for completing high temperature (relative to the inflow temperature) backwater cooled, be connected with the water inlet 9 of motor 1c after another cooling water pipe 2 strides across truck frame, the other end of the cooling water pipe 2 be connected with motor 1c water outlet 10 is connected with the water inlet 9 of motor 1d, equally, high temperature (relative to the inflow temperature) backwater being similarly cooling work flowed in the cooling water pipe 2 be connected with the water outlet 10 of motor 1d.Motor 1a carries out connecting and lowering the temperature with motor 1b, motor 1c and motor 1d by cooling water pipe 2 respectively, the other end of the two sections of cooling water pipes 2 be connected with the water outlet 10 of motor 1b, motor 1d pools together, form return main 5, or be fixedly connected with return main 5, return main 5 is connected with the return water pipe on water tank through quick coupling 8, forms a complete cooling loop and cooling system.Water inlet 9 and water outlet 10 are positioned at the same side of motor, and the water inlet 9 of the water inlet 9 of motor 1a and water outlet 10 and motor 1b and water outlet 10 are oppositely arranged, and can save the length of cooling water pipe 2, reduce costs.
Water tank can be arranged on the optional position in compartment, for a part or a node in the overall water route of train, in general, the position of water tank can higher than the position of motor 1, therefore the water in cooling loop is by the Action of Gravity Field of water, circulate circulation voluntarily, also realizes the circulation circulation of cooling water expansion tank by arranging water pump on the coolant inlet pipe or return water pipe of water tank.Water pump is arranged on coolant inlet pipe or return water pipe, and is not arranged on truck frame 3, can reduce the space shared by cooling system.Wind cooling temperature lowering is replaced with water-cooled cooling, cooling blower can be cancelled, air channel is replaced with cooling water pipe, the volume of cooling system can be reduced equally, because water-cooled effect will apparently higher than air cooling effect, therefore motor 1 inside also no longer can arrange fan, and the bulk volume of motor is reduced, finally from the multi-aspect target realizing compression bogie truck space, the flattening of car bottom structure.
For the stability of raising cooling system especially cooling water pipe 2, truck frame 3 is provided with pipe clamp 11, cooling water pipe 2 is fixed on truck frame 3 by pipe clamp 11, improve the stability of cooling water pipe 2, being unlikely to produce when driving to move or constantly rock causes the connection between motor to loosen, and improves the life-span of cooling system.Fixed by the mode grafting of interference between the water inlet 9 of cooling water pipe 2 and motor 1 and water outlet 10, can realize stable, be tightly connected, cooling water pipe 2 and water inlet manifold 4, realize being tightly connected by welding manner between return main 5, guarantee to be communicated with simultaneously, also connect by threeway or miscellaneous part, in the utility model, recommendation welding manner, welding can strengthen Joint strenght and sealing effectiveness, the flowing of cooling water expansion tank can not be affected, and the cost of welding is little, special seal means is not needed just can to reach compared with threeway or the good sealing effectiveness of miscellaneous part yet.
In the utility model, truck frame 3 is provided with altogether 4 motors 1, series connection water-cooled cooling is carried out between every two homonymy motors 1, realizing in production application, the quantity of motor 1 can be set as required, the quantity of the refrigeration pipe connected of water inlet manifold 4 is set simultaneously, but in general, the motor of homonymy is carried out series connection cooling by suggestion, the path of cooling water pipe 2 can be reduced, reduce costs, and suggestion cooling water pipe 2 walks canal path with the topological design of truck frame 3, the layout of such cooling water pipe 2 is simply clear, do not affect the installation of miscellaneous part, and maximum protection and support can be obtained, make the life-span of improving whole cooling system.For saving pipeline further, reduce costs, the installation site of permanent seat 6 and quick coupling 8 and water tank, as far as possible in the same side, at least fixedly mount on the position that selecting paths is the shortest.
When driving, naturally produce high velocity air immediately to lower the temperature to each section of cooling water pipe 2, in the utility model, cooling water pipe 2 adopts stainless steel tube, heat exchange effect is good, improve high velocity air to the cooling performance of cooling water pipe 2, also the intensity of strong cooling water pipe 2 is increased, therefore in series connection water-cooled cooling process, although cooling water expansion tank enter motor 1 realize cooling more out after, raise after water temperature, but high-temperature water (relative to inflow temperature) out can be lowered the temperature immediately by high velocity air from motor 1, thus do not affect the cooling-down effect that next motor 1 is lowered the temperature, also multiple motor 1 of therefore can connecting carries out water-cooled cooling.Return main 5, return water pipe, water inlet manifold 4, coolant inlet pipe is also stainless steel tube, like this, instant cooling can be realized to cooling water expansion tank in each stage by high velocity air in cooling water circulation process, therefore cooling water expansion tank can realize cooling naturally at reflux course, even if the cooling water expansion tank of backflow fails well to be lowered the temperature, do not get back to into low-temperature condition during water, directly get back to water tank, water tank can be a node in train Shang Zhi road, therefore the water in water tank inherently flows, backwater with temperature can by carrying out interchange of heat cooling with the water in water tank, and flowing through coolant inlet pipe, cooling is again obtained during water inlet manifold 5, therefore without the need to the cooling system that increases other, water tank is lowered the temperature process especially, whole cooling system just can realize the cooling-down effect good to motor 1, also there will not be and increase with Train Schedule, cooling water expansion tank heats up gradually, the situation that the effect that cools reduces.
In sum, a kind of train electromotor cooling system that the utility model provides, adopt water-cooled cooling mode, directly be connected with the water tank on car body, replace air-cooled air channel with cooling water pipe, cancel the blower fan of motor itself, motor body smaller volume can be made, cooling system smaller volume, from the multi-aspect target realizing compression bogie truck space, the flattening of car bottom structure; Cooling water pipe is directly cooled by the high velocity air produced in train travelling process, and carry out cooling process to water tank, structure is simple, and radiating efficiency is good, and cost is low; With cooling line series connection between each motor, cooling line is arranged simple; Achieved a fixed connection by the mode of interference fit and the mode of welding, without the need to sealing, can effectively prevent cooling water expansion tank from revealing; Fix truck frame by pipe clamp and permanent seat, damage can not be produced because of train traveling process.
As mentioned above, in conjunction with given by plan content, similar technical scheme can be derived.In every case be the content not departing from technical solutions of the utility model, any simple modification done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a train electromotor cooling system, comprise the multiple motors be arranged on vehicle bottom truck frame, the coolant inlet pipe be communicated with car body water tank and return water pipe, be communicated in the cooling line between each motor, cooling line comprises the water inlet manifold be communicated with coolant inlet pipe and the return main be communicated with return water pipe, water inlet manifold one end is communicated with coolant inlet pipe, the other end is divided into the branched refrigeration pipe be made up of multistage cooling water pipe, multiple motor is carried out series connection cooling by each cooling water pipe respectively, complete the cooling water pipe after cooling collect formation return main or be fixedly connected with described return main.
2. a kind of train electromotor cooling system as claimed in claim 1, it is characterized in that: the shell of each described motor is provided with water inlet and water outlet, described water inlet and water outlet are fixedly connected with one section of described cooling water pipe respectively.
3. a kind of train electromotor cooling system as claimed in claim 2, is characterized in that: described cooling water pipe and described water inlet and water outlet are fixed by the mode grafting of interference.
4. a kind of train electromotor cooling system as claimed in claim 1, is characterized in that: described water inlet manifold and return main are connected with the coolant inlet pipe on water tank and return water pipe by quick coupling.
5. a kind of train electromotor cooling system as claimed in claim 4, is characterized in that: described quick coupling fixes in the through hole of permanent seat, and described permanent seat is fixed on described truck frame.
6. a kind of train electromotor cooling system as claimed in claim 5, is characterized in that: described permanent seat and described truck frame one-body molded or be fixed by screws on described truck frame.
7. a kind of train electromotor cooling system as claimed in claim 1, is characterized in that: described cooling water pipe is fixed on described truck frame by pipe clamp.
8. a kind of train electromotor cooling system as claimed in claim 1, is characterized in that: the motor being positioned at car body homonymy is carried out series connection cooling by described cooling water pipe.
9. a kind of train electromotor cooling system as claimed in claim 1, is characterized in that: described cooling water pipe, water inlet manifold, return main and coolant inlet pipe, return water pipe are stainless steel tube.
10. any one the train electromotor cooling system as described in claim 1 to 9, is characterized in that: described cooling water pipe is communicated with being welded and fixed between water inlet manifold, return main.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520748857.1U CN205022582U (en) | 2015-09-25 | 2015-09-25 | Train electric machine cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520748857.1U CN205022582U (en) | 2015-09-25 | 2015-09-25 | Train electric machine cooling system |
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| Publication Number | Publication Date |
|---|---|
| CN205022582U true CN205022582U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520748857.1U Active CN205022582U (en) | 2015-09-25 | 2015-09-25 | Train electric machine cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110696844A (en) * | 2018-07-09 | 2020-01-17 | 西门子交通有限公司 | Drive system for a rail vehicle |
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2015
- 2015-09-25 CN CN201520748857.1U patent/CN205022582U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110696844A (en) * | 2018-07-09 | 2020-01-17 | 西门子交通有限公司 | Drive system for a rail vehicle |
| US11535281B2 (en) | 2018-07-09 | 2022-12-27 | Siemens Mobility GmbH | Drive system for a rail vehicle, rail vehicle having the drive system and methods for the forward movement of a rail vehicle |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |