CN210868587U - Motor train unit cooling device with lateral air inlet and outlet - Google Patents
Motor train unit cooling device with lateral air inlet and outlet Download PDFInfo
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- CN210868587U CN210868587U CN201922110681.8U CN201922110681U CN210868587U CN 210868587 U CN210868587 U CN 210868587U CN 201922110681 U CN201922110681 U CN 201922110681U CN 210868587 U CN210868587 U CN 210868587U
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- radiator
- air inlet
- air
- train unit
- motor train
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- 238000001816 cooling Methods 0.000 title claims abstract description 89
- 230000003584 silencer Effects 0.000 claims abstract description 29
- 241000271559 Dromaiidae Species 0.000 claims abstract description 24
- 230000007306 turnover Effects 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 239000000110 cooling liquid Substances 0.000 claims description 17
- 230000035939 shock Effects 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 6
- 239000002826 coolant Substances 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model provides a EMUs cooling device of side direction business turn over wind, including cooling blower, radiator, air intake silencer and air outlet silencer; the radiator is respectively connected with a transformer and a converter of the motor train unit and used for guiding liquid in the transformer and the converter to flow through a core body of the radiator; the air inlet of the cooling fan penetrates through the motor train unit body to be communicated with the outside, the air outlet of the cooling fan is communicated with the air inlet of the radiator and points to the core body of the radiator to drive air to flow to the core body of the radiator, and the air inlet silencer and the air outlet silencer are respectively installed on the air inlet of the cooling fan and the air outlet of the radiator. The utility model provides a pair of EMUs cooling device of side direction business turn over wind is convenient for reduce the noise, and the influence of noise reduction to passenger in the car.
Description
Technical Field
The utility model relates to a EMUs field, concretely relates to EMUs cooling device of side direction business turn over wind.
Background
With the increase of the speed and the grouping of the motor train unit, the traction power is larger and larger, so that the power of a traction transformer and a converter of the motor train unit is also larger and larger, and the corresponding heating power is also increased.
In order to ensure the normal work of the traction transformer and the converter of the motor train unit, a high-power cooling device is required to be arranged for heat dissipation. Because the size of the installation space of the motor train unit equipment is small, the heat dissipation power of the cooling device needs to be increased, the air volume of the cooling device needs to be increased in multiples, and accordingly the noise of the cooling device is increased correspondingly. The train of the motor train unit is a passenger carrying vehicle, a good riding environment is required, and the traditional cooling device is high in noise and difficult to meet the requirements of the motor train unit.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a pair of EMUs cooling device of side direction business turn over wind is convenient for reduce the noise, and the influence of noise reduction to passenger in the car.
The utility model provides a EMUs cooling device of side direction business turn over wind, including cooling blower, radiator, air intake silencer and air outlet silencer; the radiator is respectively connected with a transformer and a converter of the motor train unit and used for guiding liquid in the transformer and the converter to flow through a core body of the radiator; the air inlet of the cooling fan penetrates through the motor train unit body to be communicated with the outside, the air outlet of the cooling fan is communicated with the air inlet of the radiator and points to the core body of the radiator to drive air to flow to the core body of the radiator, and the air inlet silencer and the air outlet silencer are respectively installed on the air inlet of the cooling fan and the air outlet of the radiator.
Optionally, still include skeleton and a plurality of shock pad, the skeleton passes through the shock pad and installs on the automobile body of EMUs, cooling blower installs inside the skeleton, and is provided with a plurality of shock pad between this cooling blower and the skeleton.
Optionally, the framework, the radiator, the impeller of the cooling fan and the casing of the cooling fan are all made of aluminum alloy materials.
Optionally, the cooling system further comprises an air inlet soft air duct and an air outlet soft air duct, one end of the air inlet soft air duct is communicated with an air inlet of the cooling fan, the other opposite end of the air inlet soft air duct penetrates through the train body side wall of the motor train unit to be communicated with the outside, one end of the air outlet soft air duct is communicated with an air outlet of the radiator, and the other opposite end of the air outlet soft air duct penetrates through the train body side wall of.
Optionally, the air inlet soft air duct and the air outlet soft air duct are both horn-shaped structures.
Optionally, the air inlet soft air duct penetrates through the lower part of the train body side wall of the motor train unit and is communicated with the outside, and the air outlet soft air duct penetrates through the upper part of the train body side wall of the motor train unit and is communicated with the outside.
Optionally, the cooling system further comprises an expansion water tank, the radiator is communicated with a converter of the motor train unit to form a cooling liquid loop, and the expansion water tank is installed in the cooling liquid loop and connected with the radiator in parallel.
According to the above technical scheme, the beneficial effects of the utility model are that:
1. the utility model provides a EMUs cooling device of side direction business turn over wind, including cooling blower, radiator, air intake silencer and air outlet silencer; and the air inlet silencer and the air outlet silencer are respectively arranged on an air inlet of the cooling fan and an air outlet of the radiator. The utility model provides a pair of EMUs cooling device of side direction business turn over wind adopts the mode of making an uproar of falling passively, greatly reduced the noise, the influence of noise reduction to passenger in the car.
2. The utility model provides a pair of EMUs cooling device of side direction business turn over wind still includes skeleton and a plurality of shock pad, the skeleton passes through the shock pad and installs on the automobile body of EMUs, cooling blower installs inside the skeleton, and is provided with a plurality of shock pad between this cooling blower and the skeleton. The utility model provides a pair of EMUs cooling device of side direction business turn over wind, be equivalent to through the secondary shock attenuation between the automobile body of cooling blower and EMUs, reduced the vibration value to the noise reduction has been realized.
3. The utility model provides a pair of EMUs cooling device of side direction business turn over wind still includes the soft wind channel of air intake and the soft wind channel of air outlet, the one end in the soft wind channel of air intake and cooling blower's air intake intercommunication, another looks remote site passes the automobile body side wall and the external intercommunication of EMUs, the one end in the soft wind channel of air outlet and the gas outlet intercommunication of radiator, another looks remote site passes the automobile body side wall and the external intercommunication of EMUs. Adopt the soft wind channel of air intake and the soft wind channel of air outlet, can eliminate the utility model discloses and the installation error between the automobile body.
4. The utility model provides a pair of EMUs cooling device of side direction business turn over wind, the soft wind channel of air intake passes the lower part and the external intercommunication of the automobile body side wall of EMUs, the soft wind channel of air outlet passes the upper portion and the external intercommunication of the automobile body side wall of EMUs. The utility model provides a pair of EMUs cooling device of side direction business turn over wind, the air flows to the upper portion of automobile body side wall from the lower part of automobile body side wall, does not use the space of automobile body top and bottom for other equipment of automobile body top and bottom all mountable, indirect for whole car has saved the space.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic view of the structure principle of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an exploded view of the structure of the present invention;
FIG. 4 is a schematic view of the cooling fan installation;
fig. 5 is a schematic view of the installation and airflow direction of the present invention.
Reference numerals:
the device comprises a converter 1, a cooling water pump 2, a radiator 3, a cooling fan 4, a transformer 5, an expansion water tank 6, an air outlet silencer 7, an air inlet silencer 8, a framework 9, an air outlet soft air duct 10, an air inlet soft air duct 11, a shock pad 12 and a vehicle body side wall 13.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1-5, the cooling device for a motor train unit with lateral air inlet and outlet provided by the embodiment includes a cooling fan 4, a radiator 3, an air inlet silencer 8 and an air outlet silencer 7; the radiator is respectively connected with a transformer 5 and a converter 1 of the motor train unit and used for guiding liquid in the transformer and the converter to flow through a core body of the radiator; the air inlet of the cooling fan penetrates through the motor train unit body to be communicated with the outside, the air outlet of the cooling fan is communicated with the air inlet of the radiator and points to the core body of the radiator to drive air to flow to the core body of the radiator, and the air inlet silencer and the air outlet silencer are respectively installed on the air inlet of the cooling fan and the air outlet of the radiator. The cooling fan 4 is a double-impeller axial flow fan, and is large in air quantity and high in efficiency. The air outlet of the radiator penetrates through the motor train unit body to be communicated with the outside, and the radiator is made of aluminum alloy and is of a plate-fin radiating structure. The radiator is an oil-water composite heat exchanger, the upper portion of the radiator is communicated with a transformer 5 of the motor train unit to form an oil loop, the lower portion of the radiator 3 is communicated with a converter 1 of the motor train unit to form a cooling liquid loop, the oil loop and the cooling liquid loop both flow through a core body of the radiator 3, cooling water pumps 2 are mounted in the oil loop and the cooling liquid loop and used for driving liquid in the oil loop and the cooling liquid loop to flow, when the cooling fan is used, oil in the transformer 5 flows through the core body of the radiator 3 along the oil loop, cooling liquid of the converter 1 flows through the core body of the radiator 3 along the cooling liquid loop, and air outside the motor train unit is driven by the cooling fan to flow to the core body of the radiator 3 and is discharged along an air outlet of the radiator. In this process the air exchanges heat with the oil and the coolant. The cooling of the oil and the cooling liquid is realized. It is known that when a cooling device of a motor train unit is operated, the main noise is emitted by a cooling fan. This embodiment has set up air intake silencer 8 and air outlet silencer 7 on cooling blower's air intake and the gas outlet of radiator respectively, and when the noise that cooling blower 4 sent propagated the silencer, two silencers absorbed and filtered the noise of importing and exporting respectively, greatly reduced noise index. The standard value of the noise sound power of the traditional cooling device is 110dB (A), and the standard value of the noise sound power of the cooling device of the motor train unit with the lateral air inlet and outlet provided by the embodiment is lower than 95dB (A).
As a further improvement to the technical scheme, the cooling fan further comprises a framework 9 and a plurality of shock pads 12, wherein the framework is installed on a train body of the motor train unit through the shock pads, the cooling fan is installed inside the framework, and the shock pads are arranged between the cooling fan and the framework. The cooling water pump is a stainless steel shield pump and is vertically arranged on the framework through bolts. Because main vibration source is cooling blower, the utility model provides a pair of EMUs cooling device of side direction business turn over wind, the secondary shock attenuation has been passed through in other words between the automobile body of cooling blower and EMUs, has reduced the vibration value to noise reduction has been realized.
The cooling water pump 2 is vertically installed on the left side of the cooling device framework 9, a water inlet of the cooling water pump 2 is connected with a water outlet flange of the radiator 3 through a pipeline flange, and a water outlet of the cooling water pump 2 is connected with a water outlet of the converter 1 through a pipeline.
As a further improvement of the technical scheme, the motor train unit further comprises an air inlet soft air duct 11 and an air outlet soft air duct 10, wherein one end of the air inlet soft air duct is communicated with an air inlet of a cooling fan, the other opposite end of the air inlet soft air duct penetrates through a train body side wall 13 of the motor train unit to be communicated with the outside, one end of the air outlet soft air duct is communicated with an air outlet of a radiator, and the other opposite end of the air outlet soft air duct penetrates through the train body side wall 13. Can eliminate the installation error between the utility model and the vehicle body. The installation is convenient. The air inlet soft air channel 11 and the air outlet soft air channel 10 are both in a horn-shaped structure.
As a further improvement of the technical scheme, the air inlet soft air duct penetrates through the lower part of the train body side wall 13 of the motor train unit and is communicated with the outside, and the air outlet soft air duct penetrates through the upper part of the train body side wall 13 of the motor train unit and is communicated with the outside. The embodiment adopts a tower structure and is vertically arranged in the vehicle body through 4 mounting seats at the bottom. That is, air intake silencer 8, cooling blower 4, radiator 3 and air outlet silencer 7 set gradually from supreme down, and cooling air does not use the space of automobile body top and bottom from the lower part flow direction automobile body side wall's upper portion to automobile body side wall for other equipment can all be installed to automobile body top and bottom, and indirect space has been saved for whole car. Meanwhile, air is fed from the lower part of the side wall 13 of the vehicle body, passes through the air inlet silencer 8 and the cooling fan 4 in sequence, then enters the radiator 3 for heat exchange, and is upwards exhausted to the outside of the vehicle body through the air outlet silencer 7. The cooling air flows from bottom to top, reducing pollution and damage to the radiator 3.
As a further improvement of the technical scheme, the motor train unit further comprises an expansion water tank 6, the radiator is communicated with a converter of the motor train unit to form a cooling liquid loop, and the expansion water tank 6 is connected in the cooling liquid loop through a pipeline and is connected with the radiator in parallel. When the coolant of the converter 1 expands due to heat, the level of the coolant rises and the redundant coolant is introduced into the expansion tank 6. On the contrary, the temperature of the cooling liquid in the converter 1 is reduced, the volume of the cooling liquid in the cooling liquid loop is reduced, and the liquid level of the cooling liquid is reduced. At this time, since the pressure in the expansion tank 6 is greater than the pressure in the coolant circuit, the coolant in the expansion tank 6 is replenished into the coolant circuit.
As a further improvement to the technical scheme, the expansion water tank 6, the framework, the radiator, the impeller of the cooling fan and the shell of the cooling fan are all made of aluminum alloy materials. Facilitating a reduction in weight of the present embodiment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (7)
1. The utility model provides a EMUs cooling device of side direction business turn over wind which characterized in that: comprises a cooling fan (4), a radiator (3), an air inlet silencer (8) and an air outlet silencer (7); the radiator is respectively connected with a transformer (5) and a converter (1) of the motor train unit and used for guiding liquid in the transformer and the converter to flow through the core body of the radiator; the air inlet of the cooling fan penetrates through the motor train unit body to be communicated with the outside, the air outlet of the cooling fan is communicated with the air inlet of the radiator and points to the core body of the radiator to drive air to flow to the core body of the radiator, and the air inlet silencer and the air outlet silencer are respectively installed on the air inlet of the cooling fan and the air outlet of the radiator.
2. The motor train unit cooling device with lateral air inlet and outlet as claimed in claim 1, characterized in that: still include skeleton (9) and a plurality of shock pad (12), the skeleton passes through the shock pad and installs on the automobile body of EMUs, cooling blower installs inside the skeleton, and is provided with a plurality of shock pad between this cooling blower and the skeleton.
3. The motor train unit cooling device with lateral air inlet and outlet as claimed in claim 2, characterized in that: the framework, the radiator, the impeller of the cooling fan and the shell of the cooling fan are all made of aluminum alloy materials.
4. The motor train unit cooling device with lateral air inlet and outlet as claimed in claim 1, characterized in that: the cooling fan is characterized by further comprising an air inlet soft air channel (11) and an air outlet soft air channel (10), wherein one end of the air inlet soft air channel is communicated with an air inlet of the cooling fan, the other opposite end of the air inlet soft air channel penetrates through a train body side wall (13) of the motor train unit to be communicated with the outside, one end of the air outlet soft air channel is communicated with an air outlet of the radiator, and the other opposite end of the air outlet soft air channel penetrates through the train body side wall.
5. The motor train unit cooling device with lateral air inlet and outlet as claimed in claim 4, characterized in that: the air inlet soft air channel (11) and the air outlet soft air channel (10) are both horn-shaped structures.
6. The motor train unit cooling device with lateral air inlet and outlet as claimed in claim 4, characterized in that: the air inlet soft air duct penetrates through the lower part of a train body side wall (13) of the motor train unit and is communicated with the outside, and the air outlet soft air duct penetrates through the upper part of the train body side wall (13) of the motor train unit and is communicated with the outside.
7. The motor train unit cooling device with lateral air inlet and outlet as claimed in claim 1, characterized in that: the cooling system is characterized by further comprising an expansion water tank (6), the radiator is communicated with a converter of the motor train unit to form a cooling liquid loop, and the expansion water tank is installed in the cooling liquid loop and connected with the radiator in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922110681.8U CN210868587U (en) | 2019-11-30 | 2019-11-30 | Motor train unit cooling device with lateral air inlet and outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922110681.8U CN210868587U (en) | 2019-11-30 | 2019-11-30 | Motor train unit cooling device with lateral air inlet and outlet |
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| Publication Number | Publication Date |
|---|---|
| CN210868587U true CN210868587U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922110681.8U Active CN210868587U (en) | 2019-11-30 | 2019-11-30 | Motor train unit cooling device with lateral air inlet and outlet |
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| CN (1) | CN210868587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809392A (en) * | 2019-11-30 | 2020-02-18 | 湖南联诚轨道装备有限公司 | Motor train unit cooling device with lateral air inlet and outlet |
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2019
- 2019-11-30 CN CN201922110681.8U patent/CN210868587U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110809392A (en) * | 2019-11-30 | 2020-02-18 | 湖南联诚轨道装备有限公司 | Motor train unit cooling device with lateral air inlet and outlet |
| CN110809392B (en) * | 2019-11-30 | 2024-08-06 | 湖南联诚轨道装备有限公司 | Motor train unit cooling device with lateral air inlet and outlet |
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