CN202703621U - Parking anti-running device for arrival-departure track - Google Patents
Parking anti-running device for arrival-departure track Download PDFInfo
- Publication number
- CN202703621U CN202703621U CN 201220371651 CN201220371651U CN202703621U CN 202703621 U CN202703621 U CN 202703621U CN 201220371651 CN201220371651 CN 201220371651 CN 201220371651 U CN201220371651 U CN 201220371651U CN 202703621 U CN202703621 U CN 202703621U
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- advance
- retreat
- spring
- guide pipe
- driving
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Abstract
The utility model discloses a parking anti-running device for an arrival-departure track. The parking anti-running device is composed of a rack body, a synchronous lifting mechanism, a gearbox, a driving and reversing self-locking mechanism and an actuating mechanism, wherein the driving and reversing self-locking mechanism is fixed on one side of the gearbox; the actuating mechanism is fixed on the other side of the gearbox; two mutually meshed bevel gears are arranged in the gearbox, wherein one bevel gear is driven by a drive shaft, the drive shaft is driven by a motor, the other bevel gear is connected with a drive lead screw in the driving and reversing self-locking mechanism through a bearing and drives the drive lead screw to rotate; the driving and reversing self-locking mechanism is composed of the drive lead screw, a driving and reversing nut, a driving and reversing guide tube and a driving and reversing guide sleeve; the driving and reversing nut is spirally connected with the drive lead screw; and the drive lead screw can drive the driving and reversing nut to move left and right in the rotation process. The parking anti-running device for an arrival-departure track has the beneficial effects that equipment can be braked and released by the driving and reversing self-locking mechanism, so that the purpose of parking anti-running can be fully achieved, and the driving safety can be ensued.
Description
Technical field
The utility model relates to a kind of railway security protective equipment, and is particularly a kind of to the hair line parking anti-running device.
Background technology
At present, parking anti-running device commonly used mainly contains spring loaded, the isostructural parking anti-running device of fluid pressure type in the lorry marshalling and to position, hair line road in marshaling yard, although these parking anti-running devices have his own strong points, has following defective:
1, spring stop anti-slip device complex structure, the braking element of employing is the project organization of leakage cylindrical spring, contour structures is larger, guidance quality and lubricated can be poor, reduced rigidity and the service life of spring;
2, hydraulic parking anti-skid device is very high to temperature and environmental requirement, and China is vast in territory, and temperature, environmental difference are very large, so oil leakage phenomenon is very general, and the phenomenons such as clamping stagnation easily occur components and parts, directly affect braking, the alleviation of vehicle.
In addition, the lifting of parking anti-running device has a direct impact passing train traffic safety, and is strict to its gauge dimensional characteristic, and it is high that Reliability of Microprocessor requires, and principle of " swinging to " safety should meet fault the time, and with the requirement such as route interlocking of signals.Also there is not at present comparatively ideal parking anti-running device place in operation.
Summary of the invention
At present used parking anti-running device braking force is not enough in order to solve for the purpose of this utility model, the inadequate failure-free problem of lifting and provide a kind of to the hair line parking anti-running device.
Described in the utility model is by support body to the hair line parking anti-running device, synchronization lifting mechanism, change speed gear box, advance and retreat self-locking mechanism and actuating unit form, wherein support body is fixed on the bottom surface of two rails by carriage and dop, synchronization lifting mechanism is hinged by pole and support body, the advance and retreat self-locking mechanism is fixed on a side of change speed gear box, actuating unit is fixed on the opposite side of change speed gear box, be provided with intermeshing two bevel gears in the change speed gear box, one of them bevel gear is driven by transmission shaft, be installed on reductor on the transmission shaft, transmission shaft is by driven by motor, another bevel gear is connected with the turn-screw of advance and retreat in the self-locking mechanism by bearing and orders about the turn-screw rotation, the advance and retreat self-locking mechanism is by turn-screw, the advance and retreat nut, advance and retreat guide pipe and advance and retreat orienting sleeve form, turn-screw is ordered about by the bevel gear in the change speed gear box and rotates, advance and retreat nut and turn-screw are spirally connected, turn-screw can drive the advance and retreat nut and carry out sway in rotation process, the advance and retreat nut is fixed in the advance and retreat guide pipe, the advance and retreat guide pipe slips in the advance and retreat orienting sleeve, the advance and retreat guide pipe can horizontally slip in the advance and retreat orienting sleeve, the outer end of advance and retreat guide pipe is connected with supporting member, the supporting member outer end connects braking rail, one end of advance and retreat orienting sleeve is fixed on a side of change speed gear box, actuating unit is by spring, spring guide pipe and spring orienting sleeve form, its medi-spring is located in the spring guide pipe, spring is belleville spring, be connected by spring holder between spring guide pipe and the spring orienting sleeve, the outer end of spring guide pipe connects supporting member, the outer end of supporting member connects braking rail, and an end of spring orienting sleeve is fixed on the opposite side of change speed gear box.
Synchronization lifting mechanism is comprised of snakelike beam, pole, the two ends of snakelike beam are placed in respectively in the groove of two lateral brackets, and snakelike beam can laterally move freely, and pole is symmetrical arranged several, the lower end of pole is hinged on the snakelike beam, the upper end of pole be hinged on supporting member below.
The motor that drives transmission shaft is controlled by travel switch, controls the folding of motor by travel switch according to the stroke of advance and retreat self-locking mechanism.
The advance and retreat self-locking mechanism is provided with turn-screw and carries out transmission, and turn-screw is stopped operating when motor is de-energized, and reaches the purpose of self-locking.
Described in the utility model to the hair line parking anti-running device as required 3-5 joint be one, the use of can connecting of 2-3 platform uses a driven by motor to get final product.
Principle of work of the present utility model:
1, braking: when parking anti-running device is received brake command, (provide braking or mitigation signal by control desk, can be automatically also can be manually), motor carries out the clockwise direction rotation, drive transmission shaft by reductor, the advance and retreat self-locking mechanism will rotatablely move and change straight-line motion into, make laterally direction symmetric motion of advance and retreat guide pipe, the pole that drives thus on the synchronization lifting mechanism is rotated, the supporting member and the braking rail that promote simultaneously both sides rise, and automatic blocking behind the retarder location, motor cuts off the power supply under the control of travel switch simultaneously, parking anti-running device is in braking mode, finishes braking.When vehicle enters anti-skid stopping device, the distance of two braking rail lateral surfaces (1370mm) is greater than the right inner distance of vehicle wheel (1353mm), the self-locking mechanism locking can not move to the inside because supporting member and braking rail are advanced and retreat, the spring that supporting member can only compress in the actuating unit moves inward, under the effect of spring force, braking rail produces the side pressure friction force to vehicle wheel to the inboard, forms resisting moment, thereby reaches the anti-slip purpose of vehicle parking.
2, alleviate: when parking anti-running device is received the alleviation order, the rotation of motor anticlockwise direction, drive transmission shaft by reductor, the advance and retreat self-locking mechanism will rotatablely move and change straight-line motion into, make to the inside direction symmetric motion of advance and retreat guide pipe, the pole that drives thus on the synchronization lifting mechanism is rotated, drive simultaneously supporting member and braking rail and inwardly shrink decline, reach and alleviate the position, motor cuts off the power supply under the control of travel switch simultaneously, parking anti-running device is in relieved state, when vehicle enters anti-skid stopping device, the distance of two braking rail lateral surfaces (1320mm) is less than in the right inner distance of vehicle wheel (1353mm), its top gauge 16mm, being lower than standard 25mm does not affect normally passing through of vehicle.
The beneficial effects of the utility model are:
Adopt the enclosed type spring stop mechanism, produce application force when utilizing spring-compressed, the structure of equipment is simplified greatly, install simple, easy to maintenance, to rotatablely move by turn-screw and to change straight-line motion into, utilize the latching characteristics of turn-screw, quick action, overload capacity is large, failure rate is low, simple in structure, reliable in action, breaking down is easy to search, consumable accessory is changed convenient, braking, alleviation by advance and retreat self-locking mechanism finishing equipment can fully reach the purpose of parking anti-slip, and can guarantee the safety of driving a vehicle.
Description of drawings
Fig. 1 is that the utility model master looks the semi-section schematic diagram.
Fig. 2 is that the utility model is overlooked the semi-section schematic diagram.
Fig. 3 is advance and retreat self-locking mechanism section enlarged diagram described in the utility model.
Fig. 4 is change speed gear box described in the utility model and transmission shaft connecting bridge schematic diagram.
1, change speed gear box 2, carriage 3, dop 4, rail 5, pole 6, bevel gear
7, bevel gear 8, transmission shaft 9, reductor 10, motor 11, turn-screw
12, advance and retreat nut 13, advance and retreat guide pipe 14, advance and retreat orienting sleeve 15, supporting member
16, braking rail 17, spring 18, spring guide pipe 19, spring orienting sleeve
20, supporting member 21, braking rail 22, snakelike beam.
The specific embodiment
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4: described in the utility model is by support body to the hair line parking anti-running device, synchronization lifting mechanism, change speed gear box 1, advance and retreat self-locking mechanism and actuating unit form, wherein support body is fixed on the bottom surface of two rails 4 by carriage 2 and dop 3, synchronization lifting mechanism is hinged by pole 5 and support body, the advance and retreat self-locking mechanism is fixed on the right side of change speed gear box 1, actuating unit is fixed on the left side of change speed gear box 1, be provided with intermeshing bevel gear 6 and bevel gear 7 in the change speed gear box 1, wherein bevel gear 6 is driven by transmission shaft 8, be installed on reductor 9 on the transmission shaft 8, transmission shaft 8 is driven by motor 10, bevel gear 7 is connected with the turn-screw 11 of advance and retreat in the self-locking mechanism by bearing and orders about turn-screw 11 rotations, the advance and retreat self-locking mechanism is by turn-screw 11, advance and retreat nut 12, advance and retreat guide pipe 13 and advance and retreat orienting sleeve 14 form, turn-screw 11 is ordered about by the bevel gear 7 in the change speed gear box 1 and rotates, advance and retreat nut 12 is spirally connected with turn-screw 11, turn-screw 11 can drive advance and retreat nut 12 and carry out sway in rotation process, advance and retreat nut 12 is fixed in the advance and retreat guide pipe 13, advance and retreat guide pipe 13 slips in advance and retreat orienting sleeve 14, advance and retreat guide pipe 13 can horizontally slip in advance and retreat orienting sleeve 14, the outer end of advance and retreat guide pipe 13 is connected with supporting member 15, supporting member 15 outer ends connect braking rail 16, the left end of advance and retreat orienting sleeve 14 is fixed on the right side of change speed gear box 1, actuating unit is by spring 17, spring guide pipe 18 and spring orienting sleeve 19 form, its medi-spring 17 is located in the spring guide pipe 18, spring 17 is belleville spring, be connected by locating dowel pin between spring guide pipe 18 and the spring orienting sleeve 19, the outer end of spring guide pipe 18 connects supporting member 20, the outer end of supporting member 20 connects braking rail 21, and the right-hand member of spring orienting sleeve 19 is fixed on the left side of change speed gear box 1.
Synchronization lifting mechanism is comprised of snakelike beam 22 and pole 5, the two ends of snakelike beam 22 are placed in respectively in the groove of two lateral brackets 2, snakelike beam 22 can laterally move freely, pole 5 is symmetrical arranged four, two of every sides, the lower end of pole 5 is hinged on the snakelike beam 22, the upper end of pole 5 be hinged on supporting member 15 and supporting member 20 below.
Drive the motor 10 of transmission shaft 8 by travel switch control, control the folding of motor 10 according to the stroke of advance and retreat self-locking mechanism by travel switch.
The advance and retreat self-locking mechanism is provided with turn-screw 11 and carries out transmission, and turn-screw 11 is stopped operating when motor 10 is de-energized, and reaches the purpose of self-locking.
Described in the utility model to the hair line parking anti-running device as required 3-5 joint be one, uses of can connecting of 2-3 platform uses 10 drives of a motor to get final product.
Principle of work of the present utility model:
1, braking: when parking anti-running device is received brake command, (provide braking or mitigation signal by control desk, can be automatically also can be manually), motor 10 carries out the clockwise direction rotation, drive transmission shaft 8 by reductor 9, the advance and retreat self-locking mechanism will rotatablely move and change straight-line motion into, make laterally direction symmetric motion of advance and retreat guide pipe 13, the pole 5 that drives thus on the synchronization lifting mechanism is rotated, promote simultaneously the supporting member 15 of both sides, supporting member 20 and braking rail 16, braking rail 21 rises, and automatic blocking behind the retarder location, motor 10 cuts off the power supply under the control of travel switch simultaneously, parking anti-running device is in braking mode, finishes braking.When vehicle enters anti-skid stopping device, the distance (1370mm) of braking rail 16 and braking rail 21 lateral surfaces is greater than the right inner distance of vehicle wheel (1353mm), because supporting member 15, supporting member 20 and braking rail 16, braking rail 21 can not be moved to the inside by advance and retreat self-locking mechanism locking, the spring 17 that supporting member 15 and supporting member 20 can only compress in the actuating unit moves inward, under the effect of spring force, 21 pairs of vehicle wheels of braking rail 16 and braking rail produce the side pressure friction force to the inboard, form resisting moment, thereby reach the anti-slip purpose of vehicle parking.
2, alleviate: when parking anti-running device is received the alleviation order, the rotation of motor 10 anticlockwise directions, drive transmission shaft 8 by reductor 9, the advance and retreat self-locking mechanism will rotatablely move and change straight-line motion into, make to the inside direction symmetric motion of advance and retreat guide pipe 13, the pole 5 that drives thus on the synchronization lifting mechanism is rotated, drive simultaneously supporting member 15, supporting member 20 and braking rail 16, braking rail 21 is inwardly shunk and is descended, reach and alleviate the position, motor 10 cuts off the power supply under the control of travel switch simultaneously, parking anti-running device is in relieved state, when vehicle enters anti-skid stopping device, the distance (1320mm) of braking rail 16 and braking rail 21 lateral surfaces is less than in the right inner distance of vehicle wheel (1353mm), its top gauge 16mm, being lower than standard 25mm does not affect normally passing through of vehicle.
Claims (5)
1. one kind is arrived the hair line parking anti-running device, by support body, synchronization lifting mechanism, change speed gear box, advance and retreat self-locking mechanism and actuating unit form, wherein support body is fixed on the bottom surface of two rails by carriage and dop, synchronization lifting mechanism is hinged by pole and support body, the advance and retreat self-locking mechanism is fixed on a side of change speed gear box, actuating unit is fixed on the opposite side of change speed gear box, it is characterized in that: be provided with intermeshing two bevel gears in the change speed gear box, one of them bevel gear is driven by transmission shaft, transmission shaft is by driven by motor, another bevel gear is connected with the turn-screw of advance and retreat in the self-locking mechanism by bearing and orders about the turn-screw rotation, the advance and retreat self-locking mechanism is by turn-screw, the advance and retreat nut, advance and retreat guide pipe and advance and retreat orienting sleeve form, turn-screw is ordered about by the bevel gear in the change speed gear box and rotates, advance and retreat nut and turn-screw are spirally connected, turn-screw can drive the advance and retreat nut and carry out sway in rotation process, the advance and retreat nut is fixed in the advance and retreat guide pipe, the advance and retreat guide pipe slips in the advance and retreat orienting sleeve, the advance and retreat guide pipe can horizontally slip in the advance and retreat orienting sleeve, the outer end of advance and retreat guide pipe is connected with supporting member, the supporting member outer end connects braking rail, one end of advance and retreat orienting sleeve is fixed on a side of change speed gear box, actuating unit is by spring, spring guide pipe and spring orienting sleeve form, its medi-spring is located in the spring guide pipe, be connected by spring holder between spring guide pipe and the spring orienting sleeve, the outer end of spring guide pipe connects supporting member, the outer end of supporting member connects braking rail, and an end of spring orienting sleeve is fixed on the opposite side of change speed gear box.
2. according to claim 1 to the hair line parking anti-running device, it is characterized in that: described synchronization lifting mechanism is comprised of snakelike beam, pole, the two ends of snakelike beam are placed in respectively in the groove of two lateral brackets, snakelike beam can laterally move freely, pole is symmetrical arranged several, the lower end of pole is hinged on the snakelike beam, the upper end of pole be hinged on supporting member below.
3. according to claim 1 to the hair line parking anti-running device, it is characterized in that: be installed on reductor on the described transmission shaft.
4. according to claim 1 to the hair line parking anti-running device, it is characterized in that: described spring is belleville spring.
5. according to claim 1 to the hair line parking anti-running device, it is characterized in that: described motor is controlled by travel switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220371651 CN202703621U (en) | 2012-07-30 | 2012-07-30 | Parking anti-running device for arrival-departure track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220371651 CN202703621U (en) | 2012-07-30 | 2012-07-30 | Parking anti-running device for arrival-departure track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202703621U true CN202703621U (en) | 2013-01-30 |
Family
ID=47583950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220371651 Expired - Fee Related CN202703621U (en) | 2012-07-30 | 2012-07-30 | Parking anti-running device for arrival-departure track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202703621U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494483A (en) * | 2016-11-21 | 2017-03-15 | 宁波市鄞州顺达船舶机械有限公司 | The mutual yoke device of one kind rotation |
| CN108297894A (en) * | 2017-01-13 | 2018-07-20 | 闫秋辰 | A kind of interlocking of signals subsidence controllable slide preventing device |
| CN110001706A (en) * | 2019-05-14 | 2019-07-12 | 西南交通大学 | A kind of goods train deceleration top based on ball screw framework |
-
2012
- 2012-07-30 CN CN 201220371651 patent/CN202703621U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494483A (en) * | 2016-11-21 | 2017-03-15 | 宁波市鄞州顺达船舶机械有限公司 | The mutual yoke device of one kind rotation |
| CN106494483B (en) * | 2016-11-21 | 2018-08-17 | 宁波市鄞州顺达船舶机械有限公司 | A kind of mutual yoke device of rotation |
| CN108297894A (en) * | 2017-01-13 | 2018-07-20 | 闫秋辰 | A kind of interlocking of signals subsidence controllable slide preventing device |
| CN108297894B (en) * | 2017-01-13 | 2024-03-15 | 闫秋辰 | Signal interlocking controllable anti-slip device |
| CN110001706A (en) * | 2019-05-14 | 2019-07-12 | 西南交通大学 | A kind of goods train deceleration top based on ball screw framework |
| CN110001706B (en) * | 2019-05-14 | 2023-09-29 | 西南交通大学 | Freight train retarder based on ball screw mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20130730 |