CN210628606U - High-pressure joint box for high-speed motor train unit - Google Patents
High-pressure joint box for high-speed motor train unit Download PDFInfo
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- CN210628606U CN210628606U CN201922125195.3U CN201922125195U CN210628606U CN 210628606 U CN210628606 U CN 210628606U CN 201922125195 U CN201922125195 U CN 201922125195U CN 210628606 U CN210628606 U CN 210628606U
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- voltage
- pressure joint
- bolt
- train unit
- motor train
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- 241000271559 Dromaiidae Species 0.000 claims abstract description 9
- 239000008187 granular material Substances 0.000 claims abstract description 4
- 241000309551 Arthraxon hispidus Species 0.000 claims abstract description 3
- 238000007493 shaping process Methods 0.000 claims abstract description 3
- 238000003466 welding Methods 0.000 claims abstract description 3
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 14
- 230000003137 locomotive effect Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a high-speed EMUs high pressure joint head case, including automobile body, high-pressure joint lid and antiskid ribbed tile, there is the high-pressure joint lid automobile body upper end through bolted connection, the welding of automobile body upper end the antiskid ribbed tile, the antiskid ribbed tile is handled through the antiskid, the shaping has anti-skidding granule on the antiskid ribbed tile. Has the advantages that: the utility model discloses a set up antiskid ribbed tile, anti-skidding granule, high-pressure joint lid, can effectively increase the frictional force of roof, the maintenance personal of being convenient for overhauls the motor car, improves the operation safety, through setting up trouble isolator, protection ground connection safety, can keep apart the fault part, maintains the EMUs operation, can significantly reduce because of the mechanical accident that the roof equipment trouble caused, the safe operation of guarantee EMUs, personnel's safety when the guarantee vehicle maintenance simultaneously.
Description
Technical Field
The utility model relates to a high-speed motor car technical field, concretely relates to high-speed EMUs high pressure head case.
Background
The motor train unit is a type of modern train and consists of at least two carriages with driving force and several carriages without traction force.
The power device is arranged in the power carriage and controlled by a railway system, and the power device is connected with an external cable through a high-pressure joint box to obtain electric power and then drives the bullet train to run.
At present, when a high-voltage joint box of a high-speed motor train unit is checked, an operator needs to climb on the top of the motor train unit for operation, the top of the motor train unit is smooth, inconvenience is brought to maintenance work, operation safety risk is increased, and in addition, certain electrical faults can easily occur in the operation process of the existing motor train unit, so that danger is caused to the operation of an electric vehicle.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, a high-pressure joint box of a high-speed motor train unit is provided, and the problems that when the high-pressure joint box of the high-speed motor train unit is checked, an operator needs to get on the top of the motor train unit for operation, the top of the motor train unit is smooth, inconvenience is brought to maintenance work, and the operation safety risk is increased are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a high-speed EMUs high pressure joint head case, including automobile body, high-pressure joint lid and antiskid ribbed tile, there is the high-pressure joint lid automobile body upper end through bolted connection, the welding of automobile body upper end the antiskid ribbed tile, the antiskid ribbed tile is handled through the antiskid, the shaping has anti-skidding granule on the antiskid ribbed tile.
Furthermore, the vehicle body is positioned below the high-voltage joint cover and is connected with a fault isolating switch through a bolt, and one side, close to the fault isolating switch, in the vehicle body is connected with a protective grounding switch through a bolt.
By adopting the technical scheme, the stable support is provided through the train body, the electric elements in the train body are protected through the high-voltage joint cover, meanwhile, the maintenance of the electric elements is also facilitated, the friction force of the train roof is increased through the antiskid plates, so that maintenance personnel can conveniently overhaul the motor train, the operation safety is improved, the antiskid effect of the antiskid plates is increased through the antiskid particles, the operation safety of the operation personnel is further guaranteed, the fault isolation switch can isolate fault parts when the equipment on the train roof breaks down, the running of the motor train unit is maintained, mechanical accidents caused by the faults of the equipment on the train roof can be greatly reduced, the safe running of the motor train unit is guaranteed, and the high-voltage system is forcedly grounded through the protection grounding switch so as to ensure the safety of the personnel during the maintenance of the train.
Furthermore, the upper end of the vehicle body is close to one side of the high-voltage joint cover and is connected with a high-voltage potential transformer through a bolt, and one side of the upper end of the vehicle body is close to one side of the high-voltage potential transformer and is connected with a pantograph through a bolt.
By adopting the technical scheme, the high-voltage transformer detects the voltage of the contact network, and the current of the voltage of the contact network is connected into the motor train unit through the pantograph to provide power for the motor train unit.
Furthermore, a high-voltage connector is arranged on one side of the high-voltage joint cover and connected with the vehicle body through a bolt, and a high-voltage cable is nested in the high-voltage connector.
By adopting the technical scheme, the high-voltage connector plays a connecting role to connect the circuits of the motor train unit, and the high-voltage cable is communicated with the circuits, so that wiring is facilitated, and electric elements work.
Furthermore, one side of the bottom end in the vehicle body is connected with a traction motor through a bolt, one side of the bottom end of the vehicle body is connected with a traction converter through a bolt, and one side of the bottom end of the vehicle body, which is close to the traction converter, is connected with a traction transformer through a bolt.
By adopting the technical scheme, the traction motor provides power to drive the motor train unit to act, the traction converter converts electric energy between a direct current system and an alternating current system and plays a role in controlling and regulating the traction motor so as to control the operation of the locomotive, and the traction transformer is used for reducing high voltage obtained on a contact network into voltage required by each circuit of the locomotive.
Furthermore, one side of the bottom end of the vehicle body, which is close to the traction transformer, is connected with a high-voltage machine box through a bolt, and cable joints are inserted into two sides of the high-voltage machine box.
Through adopting above-mentioned technical scheme, through cable joint connecting cable gives high-voltage machine case provides electric power, is convenient for high-voltage machine case work.
Furthermore, a vacuum generator is connected in the high-voltage machine box through a bolt, a lightning arrester is arranged on one side of the vacuum generator, and the lightning arrester is connected with the high-voltage machine box through a bolt.
By adopting the technical scheme, the high-voltage machine box provides stable support for the vacuum generator and the lightning arrester, the vacuum generator can automatically and safely cut off power supply with the main transformer under the condition that a circuit breaks down, the running safety of the motor train unit is improved, the lightning surge generated from a contact net or the influence of overvoltage caused by circuit switching on and off on machines such as vehicle transformers is protected by the lightning arrester, and the running safety of the motor train unit is ensured.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. in order to solve the problems that when the existing high-speed motor train unit high-pressure joint box is checked, an operator needs to climb on the top of the motor train unit to operate, the top of the motor train unit is smooth, inconvenience is brought to maintenance work, and the safety risk of operation is increased, the utility model discloses a set up antiskid sheets, antiskid particles and a high-pressure joint cover, can effectively increase the friction force of the top, is convenient for the maintenance operator to maintain the motor train, and improves the operation safety;
2. for solving current EMUs at the operation in-process, can take place some electrical faults easily, cause dangerous problem for the electric motor car operation, the utility model discloses a set up trouble isolator, protection ground connection safety, can keep apart the fault part, maintain EMUs operation, but the mechanical accident that causes because of roof equipment trouble that significantly reduces ensures the safe operation of EMUs, personnel's safety when the guarantee vehicle maintenance simultaneously.
Drawings
FIG. 1 is a schematic structural view of a high-pressure joint box of a high-speed motor train unit according to the present invention;
FIG. 2 is a sectional view of the high-pressure joint box of the high-speed motor train unit;
FIG. 3 is a schematic view of the internal structure of a high-pressure machine box in a high-pressure joint box of the high-speed motor train unit according to the present invention;
fig. 4 is a circuit block diagram of the high-pressure joint box of the high-speed motor train unit of the present invention.
The reference numerals are explained below:
1. a vehicle body; 2. a high-pressure joint cover; 3. a high voltage potential transformer; 4. a pantograph; 5. a high-pressure machine case; 6. a high voltage connector; 7. a traction converter; 8. a traction transformer; 9. a lightning arrester; 10. a vacuum generator; 11. a traction motor; 12. a high voltage cable; 13. a cable joint; 14. a fault isolation switch; 15. a protective grounding switch; 16. an anti-skid plate; 17. anti-skid particles.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-4, the high-pressure joint box for high-speed multiple units in this embodiment includes a car body 1, a high-pressure joint cover 2 and an anti-slip plate 16, the upper end of the car body 1 is connected with the high-pressure joint cover 2 through a bolt, the upper end of the car body 1 is welded with the anti-slip plate 16, the anti-slip plate 16 is subjected to anti-slip treatment, anti-slip particles 17 are formed on the anti-slip plate 16, the car body 1 is located below the high-pressure joint cover 2 and is connected with a fault isolating switch 14 through a bolt, one side of the car body 1 close to the fault isolating switch 14 is connected with a protective grounding switch 15 through a bolt, the car body 1 provides stable support, the electric components in the car body 1 are protected through the high-pressure joint cover 2, and are also convenient to maintain the electric components, the friction force of the roof is increased through the anti-slip plate 16, so that maintenance, the operation safety of operators is further guaranteed, when roof equipment fails, a fault part can be isolated through a fault isolating switch 14, the running of the motor train unit is maintained, mechanical accidents caused by the faults of the roof equipment can be greatly reduced, the safe running of the motor train unit is guaranteed, a high-voltage system is forcibly grounded through a protective grounding switch 15 so as to ensure the safety of the personnel during the vehicle maintenance, a high-voltage connector 6 is arranged on one side of a high-voltage connector cover 2, the high-voltage connector 6 is connected with a vehicle body 1 through a bolt, a high-voltage cable 12 is nested in the high-voltage connector 6 and plays a connecting role through the high-voltage connector 6, the circuit of the motor train unit is connected, the circuit is communicated through the high-voltage cable 12 so as to facilitate wiring, electric elements work, one side of the inner bottom end of the vehicle body 1 is connected with a traction motor 11 through a bolt, one, the bottom end of the train body 1 is close to one side of the traction converter 7 and is connected with a traction transformer 8 through a bolt, power is provided through a traction motor 11, the train unit is driven to act, electric energy between a direct current system and an alternating current system is converted through the traction converter 7, and the traction motor 11 is controlled and regulated, so that the operation of a locomotive is controlled, the traction transformer 8 is used for reducing high voltage obtained on a contact network into voltage required by each circuit of the locomotive, one side of the bottom end of the train body 1, which is close to one side of the traction transformer 8, is connected with a high-voltage machine box 5 through a bolt, cable joints 13 are inserted on two sides of the high-voltage machine box 5, cables are connected through the cable joints 13, so that power is provided for.
As shown in fig. 1 and 2, in this embodiment, a high voltage transformer 3 is connected to one side of the upper end of the train body 1, which is close to the high voltage joint cover 2, through a bolt, a pantograph 4 is connected to one side of the upper end of the train body 1, which is close to the high voltage transformer 3, through a bolt, the voltage of a contact net is detected through the high voltage transformer 3, and the current of the voltage of the contact net is connected to the motor train unit through the pantograph 4, so as to provide electric power.
As shown in fig. 1 and fig. 3, in this embodiment, a vacuum generator 10 is connected to the inside of the high-voltage machine box 5 through a bolt, a lightning arrester 9 is arranged on one side of the vacuum generator 10, the lightning arrester 9 is connected to the high-voltage machine box 5 through a bolt, the high-voltage machine box 5 provides stable support for the vacuum generator 10 and the lightning arrester 9, the vacuum generator 10 can automatically and safely cut off power supply with a main transformer under the condition that a circuit fails, the running safety of the motor train unit is improved, the lightning surge generated from a contact network or the influence of overvoltage caused by the circuit switching on and off on the insulation of machines such as vehicle transformers is protected through the lightning arrester 9, and the running safety of the motor train unit is ensured.
The specific implementation process of this embodiment is as follows: when the motor train unit is in operation, the current of the touch screen voltage is connected into the motor train unit through the pantograph 4 to provide power for the motor train unit, the high-voltage connector 6 is used for connecting a circuit, electric elements are enabled to work, the traction converter 7 is used for converting electric energy between a direct current system and an alternating current system and controlling and regulating the traction motor 11 so as to control the operation of a locomotive, the traction transformer 8 is used for reducing the high voltage obtained on the touch screen into the voltage required by each circuit of the locomotive so as to enable the traction motor 11 to work and drive the motor train unit to operate, the vacuum generator 10 can automatically and safely cut off power supply with a main transformer under the condition that the circuit fails, the operation safety of the motor train unit is improved, and the lightning surge generated from the touch screen or the influence of overvoltage caused by the circuit switching on the insulation of machines such as vehicle transformers and the like is protected through the lightning arrester 9, the motor train unit operation safety is guaranteed, when roof equipment breaks down, the fault isolation switch 14 can isolate the fault part, the motor train unit operation is maintained, mechanical accidents caused by the roof equipment faults can be greatly reduced, the safe operation of the motor train unit is guaranteed, when the vehicle is required to be maintained, the protective grounding switch 15 is firstly opened to guarantee the safety of personnel during vehicle maintenance, the friction force of the roof is increased through the anti-skid plate 16, the maintenance personnel can conveniently maintain the motor train unit, and the operation safety is improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (7)
1. High-pressure joint head case of high-speed EMUs, its characterized in that: including automobile body (1), high pressure joint lid (2) and antiskid ribbed tile (16), there is high pressure joint lid (2) automobile body (1) upper end through bolted connection, the welding of automobile body (1) upper end has antiskid ribbed tile (16), antiskid ribbed tile (16) are handled through the antiskid, the shaping has anti-skidding granule (17) on antiskid ribbed tile (16).
2. The high-pressure joint box of the high-speed motor train unit according to claim 1, characterized in that: the vehicle body (1) is positioned below the high-voltage joint cover (2) and is connected with a fault isolating switch (14) through a bolt, and one side, close to the fault isolating switch (14), in the vehicle body (1) is connected with a protective grounding switch (15) through a bolt.
3. The high-pressure joint box of the high-speed motor train unit according to claim 1, characterized in that: the high-voltage connector cover is characterized in that the upper end of the vehicle body (1) is close to one side of the high-voltage connector cover (2) and is connected with a high-voltage transformer (3) through a bolt, and one side of the upper end of the vehicle body (1) is close to one side of the high-voltage transformer (3) and is connected with a pantograph (4) through a bolt.
4. The high-pressure joint box of the high-speed motor train unit according to claim 3, characterized in that: the high-voltage connector is characterized in that a high-voltage connector (6) is arranged on one side of the high-voltage connector cover (2), the high-voltage connector (6) is connected with the vehicle body (1) through a bolt, and a high-voltage cable (12) is embedded in the high-voltage connector (6).
5. The high-pressure joint box of the high-speed motor train unit according to claim 1, characterized in that: the traction system is characterized in that one side of the bottom end of the vehicle body (1) is connected with a traction motor (11) through a bolt, one side of the bottom end of the vehicle body (1) is connected with a traction converter (7) through a bolt, and one side, close to the traction converter (7), of the bottom end of the vehicle body (1) is connected with a traction transformer (8) through a bolt.
6. The high-pressure joint box of the high-speed motor train unit according to claim 5, characterized in that: the bottom end of the vehicle body (1) is close to one side of the traction transformer (8) and is connected with a high-voltage machine box (5) through a bolt, and cable joints (13) are inserted into two sides of the high-voltage machine box (5).
7. The high-pressure joint box of the high-speed motor train unit according to claim 6, characterized in that: the high-voltage machine box is characterized in that a vacuum generator (10) is connected into the high-voltage machine box (5) through a bolt, a lightning arrester (9) is arranged on one side of the vacuum generator (10), and the lightning arrester (9) is connected with the high-voltage machine box (5) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922125195.3U CN210628606U (en) | 2019-12-02 | 2019-12-02 | High-pressure joint box for high-speed motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922125195.3U CN210628606U (en) | 2019-12-02 | 2019-12-02 | High-pressure joint box for high-speed motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210628606U true CN210628606U (en) | 2020-05-26 |
Family
ID=70752258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922125195.3U Expired - Fee Related CN210628606U (en) | 2019-12-02 | 2019-12-02 | High-pressure joint box for high-speed motor train unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210628606U (en) |
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2019
- 2019-12-02 CN CN201922125195.3U patent/CN210628606U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266000 household 704, unit 3, building 1, No. 292, Renmin Road, Shibei District, Qingdao, Shandong Patentee after: Qingdao Xingqiang Railway Equipment Technology Co.,Ltd. Address before: 266000 household 704, unit 3, building 1, No. 292, Renmin Road, Shibei District, Qingdao, Shandong Patentee before: Qingdao Xingqiang industry and Trade Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200526 |