CN220130103U - Brake protection device for auxiliary driving of contact net operation vehicle - Google Patents
Brake protection device for auxiliary driving of contact net operation vehicle Download PDFInfo
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- CN220130103U CN220130103U CN202321721371.XU CN202321721371U CN220130103U CN 220130103 U CN220130103 U CN 220130103U CN 202321721371 U CN202321721371 U CN 202321721371U CN 220130103 U CN220130103 U CN 220130103U
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- brake valve
- brake
- protection device
- end cover
- contact net
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- 230000009467 reduction Effects 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
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Abstract
The utility model discloses a brake protection device for auxiliary driving of a contact net operation vehicle, which comprises an instrument desk rack and a brake valve, wherein the brake valve for controlling the braking state of the operation vehicle is arranged in the instrument desk rack, a servo motor is fixedly connected in the instrument desk rack in front of the brake valve, the output end of the servo motor is connected with a speed reducer, the output end of the speed reducer is connected with a coupling, the output end of the coupling is connected with a transmission shaft, a lower shell is arranged above the transmission shaft, a transmission gear in the brake protection device is driven by the servo motor, and then a first brake valve core of the brake valve is driven to rotate so as to replace a manual control brake valve, so that the driving strength of a driver is lightened, and a stable driving mode is provided for auxiliary driving of the contact net operation vehicle by arranging the brake protection device for auxiliary driving of the contact net operation vehicle.
Description
Technical Field
The utility model belongs to the technical field of auxiliary driving, and particularly relates to a brake protection device for auxiliary driving of a contact net operation vehicle.
Background
With the rapid increase of national railway business mileage, the high-speed rail is more than 2.9 kilometers. According to the railway network construction planning, the total mileage of the domestic railway is still continuously increased, and the continuously increased railway mileage provides new challenges for the maintenance and overhaul of the railway contact network.
Currently, railway overhead line system operation is manually driven by locomotive drivers, and the working time of the operation vehicle is in a night period; on one hand, the night environment is unfavorable for a driver to timely, comprehensively and correctly identify railway road conditions, and on the other hand, along with the increase of labor cost and the development of automatic driving technology, the improvement of the railway overhead contact system operation vehicle to gradually replace manual driving has become a necessary trend of technical development. The existing improvement mostly adopts a modified pneumatic loop to realize the control of the operation vehicle, and has higher difficulty and long period; therefore, a brake protection device for auxiliary driving of the overhead contact line system working truck is needed, which can replace a driver to control a brake valve of the working truck, and meanwhile, the valve body is slightly changed.
Disclosure of Invention
The utility model aims to provide a brake protection device for auxiliary driving of a contact net operation vehicle, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a contact net operation car auxiliary drive is with braking protection device, includes instrument desk rack and brake valve, the internally mounted of instrument desk rack has the brake valve that is used for controlling operation car braking state, the place ahead of brake valve is at instrument desk rack internal fixation, servo motor's output is connected with the reduction gear, the output of reduction gear is connected with the shaft coupling, and the output of shaft coupling is connected with the transmission shaft, the top of transmission shaft is provided with down the casing, the upper end fixedly connected with first drive gear of transmission shaft, the rear meshing transmission of first drive gear has middle gear train, the rear meshing transmission of middle gear train has the second drive gear, the below of second drive gear is provided with electromagnetic clutch, electromagnetic clutch's internal connection has the connecting pin, the inner wall connection of connecting pin has the driving sleeve.
Preferably, the upper end face fixedly connected with of lower casing goes up the casing, the up end fixedly connected with top cap of going up the casing, the lateral wall and the instrument desk rack of lower casing pass through screw fixed connection, the upper shaft end and the last casing rotation of middle gear train are connected, the lower shaft end and the lower casing rotation of middle gear train are connected.
Preferably, the upper end of the brake valve is provided with a first brake valve end cover and a second brake valve end cover, the first brake valve end cover movably penetrates through the second transmission gear and the electromagnetic clutch, a first brake valve core is arranged in the first brake valve end cover, the lower end of the first brake valve core is inserted into the brake valve, the upper end of the first brake valve core is in a quadrangular prism shape, and the inner hole of the driving sleeve is identical to the section of the upper end of the first brake valve core in shape.
Preferably, the side wall of the first brake valve end cover is provided with a vertical groove, the diameter of the connecting pin is equal to the width of the vertical groove of the side wall of the first brake valve end cover, and the diameter of the inner hole of the electromagnetic clutch is equal to the outer diameter of the first brake valve end cover.
Preferably, the transmission shaft is rotatably connected with the lower shell through a bearing, and a transverse groove is formed in the position, corresponding to the wire outlet hole of the electromagnetic clutch, of the lower shell.
Preferably, a round hole for the first brake valve end cover to pass through is formed in the center position of the top cover, and a round hole for the second brake valve end cover to pass through is formed in the right center position of the upper shell.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the transmission gear in the brake protection device is driven by the servo motor, so that the valve core of the first brake valve of the brake valve is driven to rotate, the manual control brake valve is replaced, the driving intensity of a driver is lightened, and a stable driving mode is provided for the auxiliary driving of the overhead line system operation vehicle by arranging the brake protection device for the auxiliary driving of the overhead line system operation vehicle.
2. According to the utility model, through the improvement of the first brake valve end cover, the electromagnetic clutch, the driving sleeve and the connecting pin are arranged, and the driving sleeve is skillfully utilized to drive the valve core of the first brake valve to rotate; the modification of the first brake valve end cover is convenient for the up-and-down movement of the driving sleeve connecting pin, so that the installation and the disassembly of the electromagnetic clutch and the driving sleeve are facilitated, and the valve core and the brake valve structure of the first brake valve are protected to the greatest extent.
3. The electromagnetic clutch and the second transmission gear are arranged to control the rotation of the valve core of the first brake valve, and because the electromagnetic adsorption force between the electromagnetic clutch and the second transmission gear is limited, when manual intervention operation is needed, the valve core of the first brake valve can be rotated only by sleeving the matched handle on the valve core of the first brake valve, so that the connection control of the brake valve is realized.
Drawings
FIG. 1 is a schematic view of an instrument desk rack according to the present utility model;
FIG. 2 is a schematic view of the internal structure of the instrument desk according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the brake protection device of the present utility model;
FIG. 4 is an exploded view of the brake protection device of the present utility model;
FIG. 5 is an exploded view of the electromagnetic clutch and drive sleeve of the present utility model;
in the figure: 1. an instrument desk rack; 2. a brake valve; 3. a first brake valve end cap; 4. a second brake valve end cap; 5. a first brake valve spool; 6. a servo motor; 7. a speed reducer; 8. a coupling; 9. a transmission shaft; 10. a first transmission gear; 11. an intermediate gear set; 12. a second transmission gear; 13. an electromagnetic clutch; 14. a drive sleeve; 15. a connecting pin; 16. a lower housing; 17. an upper housing; 18. and a top cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a contact net operation car auxiliary drive is with braking protection device, including instrument desk rack 1 and brake valve 2, the internally mounted of instrument desk rack 1 has brake valve 2 that is used for controlling the operation car braking state, the place ahead of brake valve 2 is at instrument desk rack 1 internal fixation, servo motor 6 is connected with reduction gear 7, the output of reduction gear 7 is connected with shaft coupling 8, the output of shaft coupling 8 is connected with transmission shaft 9, the top of transmission shaft 9 is provided with lower casing 16, the upper end fixedly connected with first drive gear 10 of transmission shaft 9, the rear meshing transmission of first drive gear 10 has intermediate gear group 11, the rear meshing transmission of intermediate gear group 11 has second drive gear 12, the below of second drive gear 12 is provided with electromagnetic clutch 13, electromagnetic clutch 13's internal connection has connecting pin 15, the inner wall of connecting pin 15 is connected with driving sleeve 14.
The upper end face of the lower shell 16 is fixedly connected with an upper shell 17, the upper end face of the upper shell 17 is fixedly connected with a top cover 18, the side wall of the lower shell 16 is fixedly connected with the instrument desk rack 1 through screws, the upper shaft end of the middle gear set 11 is rotationally connected with the upper shell 17, and the lower shaft end of the middle gear set 11 is rotationally connected with the lower shell 16.
The upper end of the brake valve 2 is provided with a first brake valve end cover 3 and a second brake valve end cover 4, the first brake valve end cover 3 is movably arranged in the second transmission gear 12 and the electromagnetic clutch 13 in a penetrating manner, the first brake valve end cover 3 is internally provided with a first brake valve core 5, the lower end of the first brake valve core 5 is inserted into the brake valve 2, the upper end of the first brake valve core 5 is in a quadrangular prism shape, and the inner hole of the driving sleeve 14 is the same as the section of the upper end of the first brake valve core 5; the electromagnetic clutch and the second transmission gear are arranged to control the rotation of the valve core of the first brake valve, and because the electromagnetic adsorption force between the electromagnetic clutch and the second transmission gear is limited, when manual intervention operation is needed, the valve core of the first brake valve can be rotated only by sleeving the matched handle on the valve core of the first brake valve, so that the connection control of the brake valve is realized.
The side wall of the first brake valve end cover 3 is provided with a vertical groove, the diameter of the connecting pin 15 is equal to the width of the vertical groove of the side wall of the first brake valve end cover 3, and the diameter of an inner hole of the electromagnetic clutch 13 is equal to the outer diameter of the first brake valve end cover 3; through the transformation of the first brake valve end cover, the electromagnetic clutch, the driving sleeve and the connecting pin are arranged, and the driving sleeve is skillfully utilized to drive the valve core of the first brake valve to rotate; the modification of the first brake valve end cover is convenient for the up-and-down movement of the driving sleeve connecting pin, so that the installation and the disassembly of the electromagnetic clutch and the driving sleeve are facilitated, and the valve core and the brake valve structure of the first brake valve are protected to the greatest extent.
The transmission shaft 9 is rotatably connected with the lower shell 16 through a bearing, and the lower shell 16 is provided with a transverse groove at a position corresponding to a wire outlet hole of the electromagnetic clutch 13.
The center position of the top cover 18 is provided with a round hole for the first brake valve end cover 3 to pass through, and the right center position of the upper shell 17 is provided with a round hole for the second brake valve end cover 4 to pass through.
The working principle and the using flow of the utility model are as follows: during installation, the lower shell 16 is fixedly installed on the upper end face of the brake valve 2, and the servo motor 6 and the speed reducer 7 are fixedly connected with the instrument desk rack 1 through a bracket; the output end of the speed reducer 7 is provided with a coupler 8, the lower end of a transmission shaft 9 is connected with the coupler 8, the upper end of the transmission shaft 9 is fixedly connected with a first transmission gear 10, the lower end of an intermediate gear set 11 is inserted into a mounting hole corresponding to a lower shell 16, the upper end of the intermediate gear set 11 is inserted into a mounting hole corresponding to an upper shell 17, an electromagnetic clutch 13, a driving sleeve 14 and a connecting pin 15 are put down from the position right above a first brake valve end cover 3, the driving sleeve 14 is sleeved outside a first brake valve core 5, the driving sleeve 14 is positioned inside the first brake valve end cover 3, and the electromagnetic clutch 13 is sleeved outside the first brake valve end cover 3; an upper end surface of the upper case 17 to the lower case 16, and an upper end surface of the upper case 17 to the top cover 18; the instrument desk rack 1 is fixedly connected with the instrument desk rack through a side wall connecting piece of the lower shell 16, so that the installation operation is finished;
after the servo motor 6 is electrified, the servo motor is communicated with a vehicle-mounted controller; the vehicle-mounted controller sends a control instruction to the servo motor 6, the servo motor 6 drives the speed reducer 7 to rotate when rotating, the speed reducer 7 drives the coupler 8 and the transmission shaft 9 to rotate, and then the first transmission gear 10 is driven to rotate, the first transmission gear 10 is meshed with the second transmission gear 12 through the intermediate gear set 11, and when the electromagnetic clutch 13 is electrified, the second transmission gear 12 is adsorbed, so that the second transmission gear 12 drives the electromagnetic clutch 13 to rotate, and the electromagnetic clutch 13 drives the first brake valve core 5 to rotate through the driving sleeve 14 fixedly connected with the electromagnetic clutch 13; the first brake valve core 5 rotates to control the braking state of the brake valve 2; the driving strength of a driver is reduced by utilizing the servo motor to drive the transmission gear in the brake protection device, so that the first brake valve core of the brake valve is driven to rotate, the manual control brake valve is replaced, and a stable driving mode is provided for the auxiliary driving of the overhead line system operation vehicle by arranging the brake protection device for the auxiliary driving of the overhead line system operation vehicle.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a contact net operation car auxiliary drive is with braking protection device, includes instrument desk rack (1) and brake valve (2), the internally mounted of instrument desk rack (1) has brake valve (2) that are used for controlling operation car braking state, its characterized in that: the front of brake valve (2) is at instrument desk rack (1) internal fixation have servo motor (6), the output of servo motor (6) is connected with reduction gear (7), the output of reduction gear (7) is connected with shaft coupling (8), the output of shaft coupling (8) is connected with transmission shaft (9), the top of transmission shaft (9) is provided with casing (16) down, the upper end fixedly connected with first drive gear (10) of transmission shaft (9), the rear meshing transmission of first drive gear (10) has intermediate gear group (11), the rear meshing transmission of intermediate gear group (11) has second drive gear (12), the below of second drive gear (12) is provided with electromagnetic clutch (13), the internal connection of electromagnetic clutch (13) has connecting pin (15), the inner wall of connecting pin (15) is connected with driving sleeve (14).
2. The brake protection device for auxiliary driving of a contact net work vehicle according to claim 1, wherein: the utility model discloses a motor, including lower casing (16), upper end fixedly connected with of lower casing (16) goes up casing (17), the up end fixedly connected with top cap (18) of upper casing (17), the lateral wall of lower casing (16) passes through screw fixed connection with instrument desk rack (1), the upper shaft end and the upper casing (17) of intermediate gear group (11) rotate to be connected, the lower shaft end and the lower casing (16) of intermediate gear group (11) rotate to be connected.
3. The brake protection device for auxiliary driving of a contact net work vehicle according to claim 2, wherein: the upper end of the brake valve (2) is provided with a first brake valve end cover (3) and a second brake valve end cover (4), the first brake valve end cover (3) movably penetrates through the second transmission gear (12) and the electromagnetic clutch (13), a first brake valve core (5) is arranged in the first brake valve end cover (3), the lower end of the first brake valve core (5) is inserted into the brake valve (2), the upper end of the first brake valve core (5) is in a quadrangular shape, and the inner hole of the driving sleeve (14) is identical to the upper end of the first brake valve core (5) in cross section.
4. A brake protection device for auxiliary driving of a contact net work vehicle according to claim 3, wherein: the side wall of the first brake valve end cover (3) is provided with a vertical groove, the diameter of the connecting pin (15) is equal to the width of the vertical groove of the side wall of the first brake valve end cover (3), and the diameter of an inner hole of the electromagnetic clutch (13) is equal to the outer diameter of the first brake valve end cover (3).
5. The brake protection device for auxiliary driving of a contact net work vehicle according to claim 4, wherein: the transmission shaft (9) is rotatably connected with the lower shell (16) through a bearing, and a transverse groove is formed in the position, corresponding to the wire outlet hole of the electromagnetic clutch (13), of the lower shell (16).
6. The brake protection device for auxiliary driving of a contact net work vehicle according to claim 5, wherein: the center position of the top cover (18) is provided with a round hole for the first brake valve end cover (3) to pass through, and the center position of the right side of the upper shell (17) is provided with a round hole for the second brake valve end cover (4) to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321721371.XU CN220130103U (en) | 2023-07-04 | 2023-07-04 | Brake protection device for auxiliary driving of contact net operation vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321721371.XU CN220130103U (en) | 2023-07-04 | 2023-07-04 | Brake protection device for auxiliary driving of contact net operation vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220130103U true CN220130103U (en) | 2023-12-05 |
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ID=88949158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321721371.XU Active CN220130103U (en) | 2023-07-04 | 2023-07-04 | Brake protection device for auxiliary driving of contact net operation vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220130103U (en) |
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2023
- 2023-07-04 CN CN202321721371.XU patent/CN220130103U/en active Active
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