阅读说明：本技术 一种安全性能高的列车检修防护机构 (Train maintenance protection mechanism with high safety performance ) 是由 牛可 赵慧 李攀科 李慧娟 赵崇 刘文博 于 2021-07-13 设计创作，主要内容包括：本发明涉及一种安全性能高的列车检修防护机构,包括水平座和液压升降平台,若干个所述水平座顶部两端分别滑动安装有液压升降平台,所述液压升降平台顶部安装有支撑座,所述支撑座顶端安装有轮座,所述轮座外侧壁两端均安装有侧座,所述侧座底端顶侧安装有第一筒体,所述轮座底侧安装有若干个第二筒体,且第二筒体和第一筒体通过连接管导通连接,每个所述第二筒体顶端且位于轮座内滑动安装有限位板；拧下螺栓,将躺带从外筒的转轴上抽出,然后将躺带的卡钩与卡环卡接,调整躺带的松紧度后再次将螺栓贯穿限位孔与支撑座连接,此时操作人员便于躺在躺带上对列车底部进行检修,方便操作人员检修,提高检修的效率。(The invention relates to a train maintenance protection mechanism with high safety performance, which comprises horizontal seats and hydraulic lifting platforms, wherein the hydraulic lifting platforms are respectively installed at two ends of the tops of the horizontal seats in a sliding manner, a supporting seat is installed at the top of each hydraulic lifting platform, a wheel seat is installed at the top end of each supporting seat, side seats are installed at two ends of the outer side wall of each wheel seat, a first barrel is installed at the top side of the bottom end of each side seat, a plurality of second barrels are installed at the bottom side of each wheel seat, the second barrels are in conduction connection with the first barrels through connecting pipes, and a limiting plate is installed at the top end of each second barrel and positioned in the wheel seat in a sliding manner; the bolt is unscrewed, the area of will lying is taken out in the pivot of urceolus, then will lie pothook and the snap ring joint in area, and the adjustment is lain the elasticity in area and is run through spacing hole and supporting seat connection with the bolt once more after, and operating personnel is convenient for lie and is taken and overhaul the train bottom this moment, makes things convenient for operating personnel to overhaul, improves the efficiency of overhauing.)

1. The train maintenance protection mechanism is high in safety performance and is characterized by comprising a horizontal seat (1) and a hydraulic lifting platform (2), wherein the hydraulic lifting platform (2) is respectively slidably mounted at two ends of the top of the horizontal seat (1), a supporting seat (6) is mounted at the top of the hydraulic lifting platform (2), a wheel seat (7) is mounted at the top end of the supporting seat (6), side seats (8) are respectively mounted at two ends of the outer side wall of the wheel seat (7), a first barrel (9) is mounted at the top side of the bottom end of each side seat (8), a plurality of second barrels (10) are mounted at the bottom side of each wheel seat (7), the second barrels (10) are in conduction connection with the first barrel (9) through a connecting pipe (15), and a limiting plate (19) is slidably mounted at the top end of each second barrel (10) and is positioned in the wheel seat (7);

one end urceolus (20) are installed to supporting seat (6) inside wall, pivot (21) are installed to urceolus (20) internal rotation, the winding of pivot (21) outside has the area of lying (25), and lies and take (25) outer end to run through urceolus (20) and install a plurality of pothook (26), the other end a plurality of snap ring (27) are installed to supporting seat (6) inside wall, and snap ring (27) and pothook (26) joint.

2. The train overhaul protecting mechanism with high safety performance as claimed in claim 1, wherein a plurality of sliding blocks are arranged on the bottom side of the hydraulic lifting platform (2), a sliding groove (3) is formed in the top side of the horizontal seat (1), a motor (5) is installed at the outer end of the horizontal seat (1), and a threaded rod (4) is installed at the output end of the motor (5) and inside the sliding groove (3).

3. The train overhaul protecting mechanism with high safety performance as claimed in claim 2, wherein the thread directions of two ends of the threaded rod (4) are opposite, and the threaded rod (4) is in threaded connection with the sliding block respectively.

4. The train overhaul protecting mechanism with high safety performance as claimed in claim 1, wherein a first spring (11) is installed on the top side inside the first cylinder (9), the bottom end of the first spring (11) is connected with a first piston (12), the first piston (12) is connected with the top end of a first lifting rod (13), and the bottom end of the first lifting rod (13) penetrates through the bottom of the first cylinder (9) and is connected with the pressing plate (14).

5. The train overhaul protecting mechanism with high safety performance as claimed in claim 1, wherein a second spring (16) is installed at the bottom end of the second cylinder (10), the top end of the second spring (16) is connected with a second piston (17), the second piston (17) is connected with the bottom end of a second lifting rod (18), and the top end of the second lifting rod (18) is located inside the wheel seat (7) and connected with a limiting plate (19).

6. The train overhaul protecting mechanism with high safety performance as claimed in claim 1, wherein an internal channel is formed inside the supporting seat (6), and the internal channel is respectively in conduction connection with the second cylinder (10) and the connecting pipe (15).

7. The train overhaul protecting mechanism with high safety performance as claimed in claim 1, wherein two ends of the rotating shaft (21) respectively penetrate through the outer cylinder (20) to be provided with a rotating disc (22), a plurality of limiting holes (23) are formed in the outer side of the rotating disc (22) at equal intervals, and a bolt (24) penetrates through the limiting holes (23) to be in threaded connection with the supporting seat (6).

8. The train overhaul protecting mechanism with high safety performance as claimed in any one of claims 1 to 7, wherein the specific operation steps of the train overhaul protecting mechanism are as follows:

the method comprises the following steps: when the hydraulic lifting platform (2) is in a contracted state, the pressure plate (14) is in contact with the ground at the moment, the first piston (12) is driven to move upwards through the first lifting rod (13), the first spring (11) is further compressed, the air of the first barrel (9) enters the second barrel (10) through the connecting pipe (15), the second piston (17) in the second barrel (10) is located on the top side in the second barrel (10) under the action of internal air pressure, and the top side of the limiting plate (19) is flush with the top side of the wheel seat (7) at the moment;

step two: a motor (5) on the horizontal seat (1) works to drive a threaded rod (4) to rotate and is matched with a sliding block in threaded connection, so that the two hydraulic lifting platforms (2) move, the distance between the hydraulic lifting platforms (2) is adjusted until the distance between the wheel seats (7) is matched with the wheel track of a train;

step three: the train is started to move along the wheel seat (7) at the moment until the train completely moves onto the wheel seat (7), when the hydraulic lifting platform (2) starts to ascend, the first cylinder (9) synchronously ascends, the first spring (11) starts to restore to the original state to drive the first piston (12) to descend, meanwhile, the train wheels act on the corresponding limiting plate (19) to drive the limiting plate (19) to descend, the second piston (17) descends to compress the second spring (16), air in the second cylinder (10) enters the first cylinder (9), the train wheels sink into the wheel seat (7) at the moment, the rest limiting plates (19) keep the original state under the action of the second spring (16), and the train wheels are limited through the wheel seat (7);

step four: the bolt (24) is unscrewed, the lying belt (25) is pulled out from the rotating shaft (21) of the outer cylinder (20), then the clamping hook (26) of the lying belt (25) is clamped with the clamping ring (27), the bolt (24) penetrates through the limiting hole (23) again to be connected with the supporting seat (6) after the tightness of the lying belt (25) is adjusted, and at the moment, an operator can conveniently lie on the lying belt (25) to overhaul the bottom of the train;

step five: after the overhaul is accomplished, hydraulic lifting platform (2) shrink, clamp plate (14) contact with ground gradually this moment, drive first piston (12) through first lifter (13) and shift up, and then compress first spring (11), the air of first barrel (9) gets into in second barrel (10) through connecting pipe (15) this moment, second piston (17) in second barrel (10) of wheel below shifts up under the effect of inside atmospheric pressure, it shifts up wholly to drive the train, when hydraulic lifting platform (2) are accomplished the shrink, limiting plate (19) and wheel seat (7) parallel and level that correspond, the train after will overhauing this moment removes.

Technical Field

The invention relates to the technical field of train maintenance equipment, in particular to a train maintenance protection mechanism with high safety performance.

Background

After the train works, the train needs to be periodically checked and maintained, and the safety during the working period is ensured.

When a train is overhauled, the train needs to be lifted, so that the bottom of the train is convenient to overhaul, and the train is easy to deviate in the lifting process, so that accidents are caused; simultaneously when overhauing the bottom, operating personnel carries out long-time work through standing, leads to operating personnel tired, and then causes the inefficiency of overhauing.

Disclosure of Invention

The invention solves the problem of providing a train maintenance protection mechanism with high safety performance, and solves the problems that when a train is maintained, the train needs to be lifted, the bottom of the train is convenient to maintain, and the train is easy to deviate in the lifting process, so that accidents are caused; simultaneously when overhauing the bottom, operating personnel carries out long-time work through standing, leads to operating personnel tired, and then causes the technical problem of the inefficiency of overhauing.

In order to achieve the purpose, the invention adopts the following technical scheme:

a train maintenance protection mechanism with high safety performance comprises horizontal seats and hydraulic lifting platforms, wherein the hydraulic lifting platforms are respectively installed at two ends of the tops of the horizontal seats in a sliding mode, supporting seats are installed at the tops of the hydraulic lifting platforms, wheel seats are installed at the top ends of the supporting seats, side seats are installed at two ends of the outer side walls of the wheel seats, first barrels are installed on the top sides of the bottoms of the side seats, a plurality of second barrels are installed at the bottom sides of the wheel seats, the second barrels and the first barrels are in conduction connection through connecting pipes, and limiting plates are installed at the top ends of the second barrels and are located in the wheel seats in a sliding mode;

one end the urceolus is installed to the supporting seat inside wall, the pivot is installed to urceolus internal rotation, the winding of pivot outside has the area of lying, and the area of lying outer end runs through the urceolus and installs a plurality of pothook, the other end a plurality of snap ring is installed to the supporting seat inside wall, and snap ring and pothook joint.

Preferably, the bottom side of the hydraulic lifting platform is provided with a plurality of sliding blocks, the top side of the horizontal seat is provided with a sliding groove, the outer end of the horizontal seat is provided with a motor, and the output end of the motor is positioned in the sliding groove and is provided with a threaded rod.

Preferably, the thread directions of the two ends of the threaded rod are opposite, and the threaded rod is in threaded connection with the sliding block respectively.

Preferably, a first spring is installed on the top side inside the first cylinder, the bottom end of the first spring is connected with a first piston, the first piston is connected with the top end of a first lifting rod, and the bottom end of the first lifting rod penetrates through the bottom of the first cylinder and is connected with the pressing plate.

Preferably, the second spring is installed to second barrel bottom, second spring top and second piston connection, and the second piston is connected with second lifter bottom, the second lifter top is located inside the wheel seat and is connected with limiting plate.

Preferably, an internal channel is formed inside the support seat, and the internal channel is respectively connected with the second cylinder and the connecting pipe in a conduction manner.

Preferably, the two ends of the rotating shaft respectively penetrate through the outer barrel to be provided with the rotating disc, a plurality of limiting holes are formed in the outer side of the rotating disc at equal intervals, and the bolt penetrates through the limiting holes to be in threaded connection with the supporting seat.

Preferably, the specific operation steps of the train overhaul protection mechanism are as follows:

the method comprises the following steps: when the hydraulic lifting platform is in a contracted state, the pressure plate is in contact with the ground at the moment, the first piston is driven to move upwards through the first lifting rod, the first spring is further compressed, at the moment, air in the first cylinder enters the second cylinder through the connecting pipe, meanwhile, the second piston in the second cylinder is positioned on the top side in the second cylinder under the action of internal air pressure, and at the moment, the top side of the limiting plate is flush with the top side of the wheel seat;

step two: a motor on the horizontal seat drives a threaded rod to rotate and is matched with a sliding block in threaded connection, so that the two hydraulic lifting platforms move, and the distance between the hydraulic lifting platforms is adjusted until the distance between the wheel seats is matched with the wheel track of the train;

step three: starting the train to move along the wheel seat until the train completely moves onto the wheel seat, when the hydraulic lifting platform starts to ascend, the first cylinder synchronously ascends, the first spring starts to restore to the original state to drive the first piston to move downwards, meanwhile, the train wheels act on the corresponding limiting plates to drive the limiting plates to move downwards, the second piston moves downwards to compress the second spring, air in the second cylinder enters the first cylinder, the train wheels are sunk into the wheel seat, the rest limiting plates are kept in the original state under the action of the second spring, and the train wheels are limited by the wheel seat;

step four: the bolt is unscrewed, the lying belt is pulled out from the rotating shaft of the outer barrel, then the clamping hook of the lying belt is clamped with the clamping ring, the bolt penetrates through the limiting hole again to be connected with the supporting seat after the tightness of the lying belt is adjusted, and at the moment, an operator can conveniently lie on the lying belt to overhaul the bottom of the train;

step five: after the overhaul is accomplished, hydraulic lifting platform contracts, the clamp plate contacts with ground gradually this moment, drive first piston through first lifter and shift up, and then compress first spring, the air of first barrel gets into in the second barrel through the connecting pipe this moment, the second piston in the second barrel of wheel below moves up under the effect of inside atmospheric pressure, it shifts up wholly to drive the train, when hydraulic lifting platform accomplishes the shrink, corresponding limiting plate and wheel seat parallel and level, the train after will overhauing this moment removes.

The invention has the beneficial effects that: the train is started to move along the wheel seat until the train completely moves onto the wheel seat, when the hydraulic lifting platform starts to ascend, the first cylinder synchronously ascends, the first spring starts to restore to the original state to drive the first piston to move downwards, meanwhile, the train wheels act on the corresponding limiting plates to drive the limiting plates to move downwards, the second piston moves downwards to compress the second spring, air in the second cylinder enters the first cylinder, the train wheels are sunk into the wheel seat, the rest limiting plates keep the original state under the action of the second spring to limit the train wheels through the wheel seat, the limitation on the train is guaranteed during the lifting and the maintenance, the train is prevented from moving, after the maintenance is finished, the hydraulic lifting platform contracts, the pressure plate gradually contacts with the ground, the first piston is driven to move upwards through the first lifting rod to compress the first spring, and the air in the first cylinder enters the second cylinder through the connecting pipe, a second piston in a second cylinder below the wheel moves upwards under the action of internal air pressure to drive the train to move upwards integrally, and when the hydraulic lifting platform finishes shrinking, the corresponding limiting plate is flush with the wheel seat, so that the limiting of the train is automatically released, and the automobile can move conveniently;

the bolt is unscrewed, the area of will lying is taken out in the pivot of urceolus, then will lie pothook and the snap ring joint in area, and the adjustment is lain the elasticity in area and is run through spacing hole and supporting seat connection with the bolt once more after, and operating personnel is convenient for lie and is taken and overhaul the train bottom this moment, makes things convenient for operating personnel to overhaul, improves the efficiency of overhauing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall elevational view of the present invention;

FIG. 3 is a cross-sectional view of a first barrel and a second barrel of the present invention;

fig. 4 is a sectional view of the outer cylinder of the present invention.

Illustration of the drawings:

1. a horizontal base; 2. a hydraulic lifting platform; 3. a chute; 4. a threaded rod; 5. a motor; 6. a supporting seat; 7. a wheel seat; 8. a side seat; 9. a first cylinder; 10. a second cylinder; 11. a first spring; 12. a first piston; 13. a first lifting rod; 14. pressing a plate; 15. a connecting pipe; 16. a second spring; 17. a second piston; 18. a second lifting rod; 19. a limiting plate; 20. an outer cylinder; 21. a rotating shaft; 22. a turntable; 23. a limiting hole; 24. a bolt; 25. a lying belt; 26. a hook; 27. a snap ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 4, a train maintenance protection mechanism with high safety performance comprises horizontal seats 1 and hydraulic lifting platforms 2, the hydraulic lifting platforms 2 are respectively installed at two ends of the tops of the horizontal seats 1 in a sliding manner, a supporting seat 6 is installed at the top of each hydraulic lifting platform 2, a wheel seat 7 is installed at the top end of each supporting seat 6, side seats 8 are installed at two ends of the outer side wall of each wheel seat 7, a first cylinder 9 is installed at the top side of the bottom end of each side seat 8, a plurality of second cylinders 10 are installed at the bottom side of each wheel seat 7, the second cylinders 10 are in conduction connection with the first cylinders 9 through connecting pipes 15, and a limiting plate 19 is installed at the top end of each second cylinder 10 and is located in the wheel seat 7 in a sliding manner;

outer cylinder 20 is installed to 6 inside walls of one end supporting seat, and pivot 21 is installed to 20 internal rotations of outer cylinder, and the winding has the area 25 of lying in the 21 outside of pivot, and lies and take 25 outer ends to run through outer cylinder 20 and install a plurality of pothook 26, and a plurality of snap ring 27 is installed to 6 inside walls of other end supporting seat, and snap ring 27 and pothook 26 joint.

As an implementation mode of the invention, a plurality of sliding blocks are arranged at the bottom side of the hydraulic lifting platform 2, a sliding groove 3 is arranged at the top side of the horizontal seat 1, a motor 5 is arranged at the outer end of the horizontal seat 1, a threaded rod 4 is arranged at the output end of the motor 5 and positioned in the sliding groove 3, the thread directions of two ends of the threaded rod 4 are opposite, the threaded rod 4 is respectively in threaded connection with the sliding blocks, the motor 5 on the horizontal seat 1 works to drive the threaded rod 4 to rotate and is matched with the sliding blocks in threaded connection, synchronous approaching or departing of the two hydraulic lifting platforms 2 is realized, and the distance between the hydraulic lifting platforms 2 is adjusted.

As an embodiment of the invention, a first spring 11 is installed on the top side inside a first cylinder 9, the bottom end of the first spring 11 is connected with a first piston 12, the first piston 12 is connected with the top end of a first lifting rod 13, the bottom end of the first lifting rod 13 penetrates through the bottom of the first cylinder 9 and is connected with a pressure plate 14, a second spring 16 is installed on the bottom end of a second cylinder 10, the top end of the second spring 16 is connected with a second piston 17, the second piston 17 is connected with the bottom end of a second lifting rod 18, the top end of the second lifting rod 18 is located inside a wheel seat 7 and is connected with a limit plate 19, an internal channel is opened inside a supporting seat 6 and is respectively communicated and connected with the second cylinder 10 and a connecting pipe 15, when a hydraulic lifting platform 2 starts to ascend, the first cylinder 9 synchronously, at the moment, the first spring 11 starts to restore to drive the first piston 12 to move downwards, and simultaneously a train wheel acts on the corresponding limit plate 19, the limiting plates 19 are driven to move downwards, the second piston 17 moves downwards to compress the second spring 16, air in the second cylinder 10 enters the first cylinder 9, at the moment, the train wheels are sunk into the wheel seat 7, the rest limiting plates 19 are kept in the original state under the action of the second spring 16, the train wheels are limited through the wheel seat 7, and air flowing in the first cylinder 9 and the second cylinder 10 is achieved.

As an embodiment of the present invention, both ends of the rotating shaft 21 respectively penetrate through the outer cylinder 20 to be installed with rotating discs 22, a plurality of limiting holes 23 are equidistantly formed on the outer side of the rotating discs 22, bolts 24 penetrate through the limiting holes 23 to be in threaded connection with the supporting base 6, the bolts 24 are unscrewed to draw out the lying belt 25 from the rotating shaft 21 of the outer cylinder 20, then the hooks 26 of the lying belt 25 are clamped with the snap rings 27, the bolt 24 penetrates through the limiting holes 23 again to be connected with the supporting base 6 after the tightness of the lying belt 25 is adjusted, and the lying belt 25 is folded and fixed.

As an embodiment of the invention, the specific operation steps of the train overhaul protection mechanism are as follows:

the method comprises the following steps: when the hydraulic lifting platform 2 is in a contracted state, the pressure plate 14 is in contact with the ground at the moment, the first piston 12 is driven to move upwards through the first lifting rod 13, the first spring 11 is further compressed, at the moment, air in the first cylinder 9 enters the second cylinder 10 through the connecting pipe 15, meanwhile, the second piston 17 in the second cylinder 10 is positioned on the top side in the second cylinder 10 under the action of internal air pressure, and at the moment, the top side of the limiting plate 19 is flush with the top side of the wheel seat 7;

step two: a motor 5 on the horizontal seat 1 works to drive a threaded rod 4 to rotate, and the threaded rod is matched with a sliding block in threaded connection, so that the two hydraulic lifting platforms 2 move, and the distance between the hydraulic lifting platforms 2 is adjusted until the distance between the wheel seats 7 is matched with the wheel track of a train;

step three: at the moment, the train is started to move along the wheel seat 7 until the train completely moves onto the wheel seat 7, when the hydraulic lifting platform 2 starts to ascend, the first cylinder 9 synchronously ascends, the first spring 11 starts to restore to the original state to drive the first piston 12 to descend, meanwhile, the train wheels act on the corresponding limiting plate 19 to drive the limiting plate 19 to descend, the second piston 17 descends to compress the second spring 16, air in the second cylinder 10 enters the first cylinder 9, the train wheels sink into the wheel seat 7, the rest limiting plates 19 keep the original state under the action of the second spring 16, and the train wheels are limited through the wheel seat 7;

step four: the bolt 24 is unscrewed, the lying belt 25 is pulled out from the rotating shaft 21 of the outer cylinder 20, then the clamping hook 26 of the lying belt 25 is clamped with the clamping ring 27, the bolt 24 penetrates through the limiting hole 23 again to be connected with the supporting seat 6 after the tightness of the lying belt 25 is adjusted, and at the moment, an operator can conveniently lie on the lying belt 25 to overhaul the bottom of the train;

step five: after the overhaul is accomplished, hydraulic lifting platform 2 contracts, this moment, clamp plate 14 gradually with ground contact, drive first piston 12 through first lifter 13 and move up, and then compress first spring 11, the air of first barrel 9 gets into in second barrel 10 through connecting pipe 15 this moment, second piston 17 in the second barrel 10 of wheel below moves up under the effect of inside atmospheric pressure, it shifts up to drive the train wholly, when hydraulic lifting platform 2 accomplishes the shrink, corresponding limiting plate 19 and wheel seat 7 parallel and level, the train after will overhauing this moment removes.

The train is started to move along the wheel seat 7 until the train completely moves onto the wheel seat 7, when the hydraulic lifting platform 2 starts to ascend, the first cylinder 9 synchronously ascends, at the same time, the first spring 11 starts to restore to the original state to drive the first piston 12 to descend, meanwhile, the train wheels act on the corresponding limiting plate 19 to drive the limiting plate 19 to descend, the second piston 17 descends to compress the second spring 16, air in the second cylinder 10 enters the first cylinder 9, at the same time, the train wheels are sunk into the wheel seat 7, the rest limiting plates 19 are kept in the original state under the action of the second spring 16, the train wheels are limited through the wheel seat 7, the limitation on the train is further ensured during lifting and maintenance, the train is prevented from moving, after the maintenance is finished, the hydraulic lifting platform 2 contracts, at the same time, the pressing plate 14 gradually contacts with the ground, the first lifting rod 13 drives the first piston 12 to move upwards, and further compresses the first spring 11, at the moment, air in the first cylinder 9 enters the second cylinder 10 through the connecting pipe 15, the second piston 17 in the second cylinder 10 below the wheels moves upwards under the action of internal air pressure to drive the train to move upwards integrally, when the hydraulic lifting platform 2 finishes shrinking, the corresponding limiting plate 19 is flush with the wheel seat 7, the limiting on the train is automatically released, and the automobile can move conveniently;

screw off bolt 24, will lie and take 25 from the pivot 21 of urceolus 20 to take out, then will lie and take the pothook 26 and the snap ring 27 joint of 25, adjust again after the elasticity of 25 of lying to run through spacing hole 23 with bolt 24 and be connected with supporting seat 6, operating personnel is convenient for lie and lies on 25 of lying at this moment and overhaul the train bottom, makes things convenient for operating personnel to overhaul, improves the efficiency of overhauing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.