CN212152971U

CN212152971U - Walking wheel adjusting device of subway track laying vehicle

Info

Publication number: CN212152971U
Application number: CN202020322492.7U
Authority: CN
Inventors: 范平清; 邹方祥; 雷高攀; 何湘健; 袁文进; 谢超; 刘振华; 袁治军; 周文军
Original assignee: Zhuzhou Changyuan Zhizhuang Co ltd
Current assignee: Zhuzhou Changyuan Zhizhuang Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-12-15
Anticipated expiration: 2030-03-16

Abstract

The utility model provides a subway railcar track laying car walks capable wheel adjusting device, include: the walking wheel is rotatably arranged on the swinging seat, the swinging seat is hinged to the lower end of the upright column, can swing relative to the upright column through the driving of the swinging cylinder, and is locked through the locking device consisting of a supporting rod and a pin shaft so as to be suitable for an inclined walking surface. The utility model discloses a walking wheel adjusting device that swing jar and bracing piece combined together can reach the gradient of light swiftly adjusting walking wheel, again can the safe and reliable ground will walk the locking of road wheel.

Description

Walking wheel adjusting device of subway track laying vehicle

Technical Field

The utility model relates to a technical field of subway engineering equipment, concretely relates to subway railcar track laying car walks capable wheel adjusting device.

Background

The engineering machine is mainly used for the construction of new subway lines and plays a role in transporting and laying track bed boards.

At present, the subway track laying vehicles are divided into two types, namely wheel track type subway track laying vehicles and tire type subway track laying vehicles.

1. The wheel rail type subway rail laying vehicle needs to preset an auxiliary rail in a tunnel, the rail laying vehicle walks on the auxiliary rail for construction, the cost is high, the construction progress is slow, and the auxiliary rail damages a tunnel pipe sheet.

2. Although the tire subway track laying vehicle can directly walk and construct on the tunnel pipe sheet, the swing angle of the tire has a lot of instability, single pure hydraulic control is quick, and once hydraulic aging or oil pipe breakage occurs, the whole structure is influenced. The single mechanical control is inconvenient to operate, the construction progress is slow, and certain dangerousness exists in the angle changing process.

The utility model aims at: the adjusting device for the running wheels of the subway rail laying vehicle is convenient, rapid, safe and reliable.

Through patent retrieval, with the utility model discloses there is following patent mainly to have the patent of certain relation:

1. the invention relates to a Chinese invention patent with the application number of 201611026060.6, the application date of 2016.11.22, the publication number of CN 106337329B, the publication date of 2018.03.16, the name of a tire type subway rail laying vehicle and the application name of 'Resilan'. The invention provides a tire type subway track laying vehicle, which relates to the field of subway track laying equipment, adopts hydraulic power, can run without laying a temporary track in a subway tunnel pipe and has a steering function. However, the wheel of the invention is in a fixed splayed shape, the inclination of the wheel cannot be adjusted, and the adaptability is poor.

2. The utility model discloses an utility model patent of "201822169523.5", application date is "2018.12.24", publication number is "CN 209636567U", publication date is "2019.11.15", the name is "an adjustable subway railcar", applicant person is "the hero kun tunnel of feelings of fulness equips the limited company". The utility model discloses a subway railcar with adjustable, through hydraulic means control supporting mechanism, can with subway railcar with adjustable is raised, makes it break away from ground, makes things convenient for telescoping device to carry out the adjustment of width to subway railcar with adjustable to adapt to different tunnel track and lay the requirement. The utility model discloses a although involving, wheel device are "eight" font symmetric distribution, and wheel device "eight" font inclination is adjustable, does not have concrete regulation mode and adjusting device.

3. The utility model provides an application number is "CN 201721390790.4", application date is "2017.10.26", the publication number is "CN 207498753U", the publication number is "2018.06.15", the name is "tire running gear and the subway railcar of subway railcar track laying, the applicant is" Zhangzhou xuyang electromechanical technology development limited company ", the utility model discloses a utility model patent of medium-speed railway four offices group limited company", this utility model provides a tire running gear of subway railcar track laying, adopt solid tire among the tire running gear, and solid tire's installation angle can be adjusted according to the gradient on operation road surface, make solid tire and operation road surface keep laminating, realize the trackless operation of subway railcar track laying. The utility model discloses a through tire running gear, realize subway railcar laying's trackless operation, save and spread the rail in advance, and tire running gear in solid tyre's installation angle adjustable. However, the utility model discloses a tire running gear structure is complicated, needs the manual work to adjust the tire inclination, and then reuse round pin axle locking is wasted time and energy, and is inefficient.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to the defect that exists among the prior art, provide: a convenient, fast, safe and reliable adjusting device for running wheels of a subway rail laying vehicle.

In order to solve the technical problem, the utility model discloses the technical scheme who takes does: a subway rail laying vehicle running wheel adjusting device comprises: the walking wheel adjusting device comprises an upright post, a swinging seat and walking wheels, wherein the walking wheels are rotatably arranged on the swinging seat, the swinging seat is hinged to the lower end of the upright post and can swing relative to the upright post, and the swinging seat is locked by a locking device so as to lock the inclination of the walking wheels relative to the upright post, so that the walking wheel adjusting device is simple, convenient and safe.

Furthermore, the lower end of the upright post is provided with a first pin hole, the swinging seat is provided with a connecting box, the side wall of the connecting box is provided with a third pin hole, and a first pin shaft penetrates through the third pin hole and the first pin hole in sequence to hinge the swinging seat at the lower end of the upright post and swing relative to the upright post.

Further, the locking device includes: the fixing seat is fixedly arranged at the lower end of the stand column, the supporting rod is long in strip shape, pin holes nine are formed in two ends of the supporting rod, the upper end of the supporting rod is hinged to the fixing seat, when the swinging seat is rotated to enable the pin holes five to be aligned with the pin holes nine in the lower end of the supporting rod, the pin shaft four penetrates through the pin holes five and the pin holes nine in sequence, the lower end of the supporting rod is hinged to the swinging seat, the swinging seat is locked with the stand column, and the locking device is safe and reliable.

Furthermore, a plurality of pin shaft holes II distributed along the height direction of the stand column are formed in the fixing seat, and the pin shaft III penetrates through the pin shaft holes II and the pin holes nine in the upper end of the supporting rod in sequence, so that the supporting rod is hinged to the fixing seat, and the inclination of the walking wheel relative to the stand column can be adjusted and locked by selecting the pin shaft holes II with different heights.

Furthermore, the device also comprises a swinging cylinder used for adjusting the inclination of the walking wheels, the upper end of the swinging cylinder is hinged with the upright post, and the lower end of the swinging cylinder is hinged with the swinging seat, so that the inclination of the walking wheels can be quickly and conveniently adjusted.

Further, the swing seat includes: the balance beam is hinged with the connecting box, so that the balance beam can swing up and down relative to the connecting box, the ground adaptability of the walking wheels is improved, and the balance beam can adapt to uneven ground.

Further, the swing seat further comprises: the walking wheels are rotatably connected to the rotating seat, and the rotating seat is rotatably connected below two ends of the equalizing beam through the bearings, so that the walking wheels can rotate relative to the equalizing beam on the horizontal plane, and the walking wheels can steer.

Further, the swing seat further comprises: and two ends of the steering cylinder are respectively hinged with the equalizing beam and the rotating seat and are used for controlling the walking wheels to steer.

Further, the swing seat further comprises: and two ends of the connecting rod are respectively hinged with the rotating seats below two ends of the equalizing beam so as to realize synchronous steering of the two walking wheels.

Furthermore, the two walking wheels comprise driving wheels, and driving devices are arranged in the driving wheels.

The utility model has the advantages that: the walking wheel adjusting device combining the swing cylinder and the supporting rod can be used for conveniently and quickly adjusting the inclination of the walking wheel and safely and reliably locking the walking wheel. The balance beam can swing up and down, and the walking wheels are respectively arranged at the front end and the rear end of the balance beam, so that the ground adaptability of the walking wheels is improved, and the balance beam can adapt to uneven ground. The walking wheels at the front end and the rear end of the equalizing beam are connected through a connecting rod and driven by a steering cylinder, and the walking wheels can be steered.

Drawings

FIG. 1 is a schematic perspective view of a running wheel adjusting device;

FIG. 2 is a schematic side view of a running wheel adjustment apparatus;

FIG. 3 is a schematic side view of the running wheel adjusting device adjusted to a tilted position;

FIG. 4 is an exploded perspective view of the running wheel adjusting device;

FIG. 5 is an exploded perspective view of the swinging wheel seat;

in the figure: 1-upright column, 11-pin hole I, 12-fixed seat, 13-pin hole II, 2-swinging seat, 21-connecting box, 22-pin hole III, 23-equalizing beam, 24-bearing, 25-walking wheel, 26-rotating seat, 27-pin hole IV, 28-pin hole V, 29-connecting rod, 30-steering cylinder, 31-pin hole VI, 32-pin hole VII, 3-pin shaft I, 4-pin shaft II, 5-pin shaft III, 6-pin shaft IV, 7-swinging cylinder, 71-pin hole eight, 8-supporting rod, 81-pin hole nine and 9-pin shaft five.

Detailed Description

The invention will be further described by means of specific embodiments and with reference to the accompanying drawings:

as shown in fig. 1 to 4: a subway rail laying vehicle running wheel adjusting device comprises: the device comprises a vertical column 1, a swing seat 2, a traveling wheel 25 and a first pin shaft 3. The lower end of the upright post 1 is provided with a first pin hole 11, the walking wheel 25 is rotatably arranged on the swinging seat 2, the swinging seat 2 is provided with a connecting box 21, the side wall of the connecting box 21 is provided with a third pin hole 22, a first pin shaft 3 sequentially penetrates through the third pin hole 22 and the first pin hole 11, the swinging seat 2 is hinged to the lower end of the upright post 1, the swinging seat 2 can rotate around the first pin shaft 3 to swing relative to the upright post 1, the inclination of the walking wheel 25 relative to the upright post 1 is adjusted, and the walking wheel 25 is locked by a locking device so that the walking wheel 25 can adapt to the inclined ground.

The locking device includes: a fixed seat 12, a support rod 8 and a pin shaft four 6. The fixing seat 12 is fixed at the lower end of the upright post 1 in a welding or threaded connection mode, the fixing seat 12 is groove-shaped and is made of channel steel or two parallel angle steels, two side edges of the groove shape are provided with a second horizontal coaxial pin hole 13, and the second pin holes 13 are distributed along the height direction of the upright post 1 and used for locking the walking wheels 25 at positions with different gradients. The support rod 8 is long-strip-shaped, pin holes nine 81 are formed in two ends of the support rod 8, the upper end of the support rod 8 is hinged to the fixing seat 12 through a pin shaft three 5, when the swinging seat 2 is rotated to enable the pin hole five 28 to be aligned with the pin hole nine 81 in the lower end of the support rod 8, a pin shaft four 6 sequentially penetrates through the pin hole five 28 and the pin hole nine 81, the lower end of the support rod 8 is hinged to the swinging seat 2, the swinging seat 2 is equivalent to the vertical column 1 in gradient locking, and the locking device is safe and.

The swing seat 2 is also provided with a swing cylinder 7 for adjusting the inclination of the traveling wheel 25, the upper end of the swing cylinder 7 is hinged with the upright post 1, the lower end of the swing cylinder 7 is provided with a pin hole eight 71, and the pin shaft two 4 sequentially penetrates through the pin hole four 27 and the pin hole eight 71 on the swing seat 2, so that the swing cylinder 7 is hinged with the swing seat 2. When the swing cylinder 7 stretches, the swing seat 2 is pushed to rotate around the first pin shaft 3, and the inclination of the walking wheel 25 relative to the upright post 1 can be quickly and conveniently adjusted.

The swing seat 2 comprises: the connecting box 21, the equalizing beam 23, the bearing 24, the rotating seat 26, the traveling wheels 25, the connecting rod 29, the steering cylinder 30 and the pin shaft five 9. The connecting box 21 is provided with a pin hole seven 32, the middle part of the equalizing beam 23 is provided with a pin hole six 31, the lower parts of the two ends of the equalizing beam 23 are provided with the walking wheels 25, the pin shaft five 9 sequentially penetrates through the pin hole six 31 and the pin hole seven 32, the equalizing beam 23 is hinged with the connecting box 21, and the equalizing beam 23 can swing up and down relative to the connecting box 21, so that the ground adaptability of the walking wheels 25 is improved, and the walking wheels can adapt to uneven ground.

The running wheels 25 are rotatably mounted on rotatable mounts 26, which rotatable mounts 26 are mounted below both ends of the equalizer beam 23 by bearings 24, so that the running wheels 25 can rotate in the horizontal plane relative to the equalizer beam 23 to effect steering of the running wheels 25.

One side of the rotating seat 26 installed below both ends of the equalizing beam 23 is hinged by a connecting rod 29 to realize synchronous steering of the traveling wheels 25 at both ends in a linkage manner. The rotary base 26 at one end is provided with a drive means as a driving wheel. One end of the driving wheel mounted on the equalizing beam 23 is provided with a steering cylinder 30, the steering cylinder 30 comprises a cylinder body and a telescopic rod, the cylinder body is rotatably connected to the equalizing beam 23, the top end of the telescopic rod is hinged to one side of the rotating seat 26, and the rotating seat 26 can be driven to rotate around the rotating shaft of the bearing 24 to realize steering when the steering cylinder stretches out and draws back.

The specific implementation method comprises the following steps:

when the subway rail laying vehicle is in the transportation process or on the flat ground (the inclination is 0)^oPosition) of the supporting rod 8, the pin shaft three 5 of the supporting rod 8 is inserted into the position of the pin hole two 13 at the lowest part of the fixed seat 12, and the walking wheel 25 is locked at the position suitable for walking on the horizontal ground.

When the subway rail laying vehicle runs to a specific construction site (such as a tunnel entrance position), the inclination of the walking wheels 25 needs to be adjusted so as to be suitable for an inclined walking surface (such as a circular arc surface in a tunnel), the subway rail laying vehicle is put down firstly to change into a straddle supporting leg, and the upright post 1 is lifted to be away from the ground through the lifting oil cylinder.

And (4) determining whether the swinging cylinder 7 is normal, and then finely adjusting the swinging cylinder 7 to enable the pin shaft three 5 to be relatively loosened so as to facilitate pulling out. And (3) detaching the cotter pin on the pin shaft III 5, pulling out the pin shaft III 5, and maintaining the pressure of the oscillating cylinder 7 in a working state all the time.

The swinging cylinder 7 is started to contract, the walking wheel 25 is driven to rotate upwards through the swinging seat 2, the pin shaft five 9 and the equalizing beam 23, and when the swinging cylinder 7 swings to a position corresponding to the inclined walking surface, the swinging cylinder 7 stops contracting to be in a pressure maintaining state. Then, whether the fixed seat 12 and the pin hole nine 81 at the upper end of the supporting rod 8 are coaxial or not is checked, if the fixed seat is coaxial and can be locked by the pin shaft three 5, and a cotter pin is inserted into the pin shaft three 5. If the coaxiality is different, the coaxiality between hole positions is finely adjusted by adjusting the extension and contraction of the oscillating cylinder 7, the pin shaft III 5 is inserted for locking after the adjustment is completed, and a cotter pin is inserted into the pin shaft III 5, so that the adjustment work of the running wheels of the subway track laying vehicle is completed.

In summary, the following steps: the utility model has the advantages that: the walking wheel adjusting device combining the swing cylinder and the supporting rod can be used for conveniently and quickly adjusting the inclination of the walking wheel and safely and reliably locking the walking wheel. The balance beam can swing up and down, and the walking wheels are respectively arranged at the front end and the rear end of the balance beam, so that the ground adaptability of the walking wheels is improved, and the balance beam can adapt to uneven ground. The walking wheels at the front end and the rear end of the equalizing beam are connected through a connecting rod and driven by a steering cylinder, and the walking wheels can be steered.

The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, so all equivalent technical solutions should also belong to the protection scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. A subway rail laying vehicle running wheel adjusting device comprises: stand (1), swing seat (2) and walk road wheel (25), walk road wheel (25) and rotationally set up on swing seat (2), its characterized in that: the swinging seat (2) is hinged at the lower end of the upright post (1), can swing relative to the upright post (1), and is locked by a locking device so as to lock the inclination of the traveling wheels (25) relative to the upright post (1).

2. A subway rail laying vehicle running wheel adjusting device as claimed in claim 1, characterized in that: stand (1) lower extreme is provided with pinhole one (11), and swing seat (2) are provided with connecting box (21), connecting box (21) lateral wall is provided with pinhole three (22), and round pin axle one (3) wears in pinhole three (22) and pinhole one (11) in proper order, articulates swing seat (2) at the lower extreme of stand (1) to can swing for stand (1).

3. A subway rail laying vehicle running wheel adjusting device as claimed in claim 2, characterized in that: the locking device includes: fixing base (12), bracing piece (8) and round pin axle four (6), fixing base (12) are fixed to be set up at stand (1) lower extreme, bracing piece (8) are rectangular shape, both ends are provided with pinhole nine (81), the upper end and the fixing base (12) of bracing piece (8) are articulated, when rotating swing seat (2) and making pinhole five (28) align with pinhole nine (81) of bracing piece (8) lower extreme, round pin axle four (6) wear in pinhole five (28) and pinhole nine (81) in proper order, the lower extreme that makes bracing piece (8) is articulated with swing seat (2), thereby with swing seat (2) and stand (1) locking.

4. A subway rail laying vehicle running wheel adjusting device as claimed in claim 3, characterized in that: the fixing base (12) is provided with a plurality of pin shaft holes II (13) distributed along the height direction of the stand column (1), and a pin shaft III (5) sequentially penetrates through the pin shaft holes II (13) and pin holes nine (81) at the upper ends of the supporting rods (8), so that the supporting rods (8) are hinged to the fixing base (12), and the inclination of the walking wheels (25) relative to the stand column (1) can be adjusted and locked by selecting the pin shaft holes II (13) with different heights.

5. A subway rail laying vehicle running wheel adjusting device as claimed in claim 1, characterized in that: the device also comprises a swing cylinder (7) used for adjusting the inclination of the walking wheels (25), wherein the upper end of the swing cylinder (7) is hinged with the upright post (1), and the lower end of the swing cylinder (7) is hinged with the swing seat (2).

6. A subway rail laying vehicle running wheel adjusting device according to any one of claims 1 to 5, characterized in that: the oscillating seat (2) comprises: the balance beam type walking mechanism comprises a connecting box (21), a balance beam (23), walking wheels (25) and a pin shaft five (9), wherein the connecting box (21) is provided with a pin hole seven (32), the middle of the balance beam (23) is provided with a pin hole six (31), the walking wheels (25) are arranged below two ends of the balance beam (23), the pin shaft five (9) penetrates through the pin hole six (31) and the pin hole seven (32) in sequence, the balance beam (23) is hinged with the connecting box (21), and the balance beam (23) can swing up and down relative to the connecting box (21).

7. A subway rail laying vehicle running wheel adjusting device according to claim 6, characterized in that: the oscillating seat (2) further comprises: the walking wheel steering device comprises a bearing (24) and a rotating seat (26), wherein the walking wheel (25) is rotatably connected to the rotating seat (26), the rotating seat (26) is rotatably connected to the lower surfaces of two ends of the equalizing beam (23) through the bearing (24), and the walking wheel (25) can rotate relative to the equalizing beam (23) in the horizontal plane so as to realize steering of the walking wheel (25).

8. A subway rail laying vehicle running wheel adjusting device according to claim 7, characterized in that: the oscillating seat (2) further comprises: and two ends of the steering cylinder (30) are respectively hinged with the equalizing beam (23) and the rotating seat (26) and are used for controlling the running wheels (25) to steer.

9. The subway rail laying vehicle running wheel adjusting device of claim 8, wherein: the oscillating seat (2) further comprises: and two ends of the connecting rod (29) are respectively hinged with the rotating seats (26) below two ends of the equalizing beam (23) so as to realize synchronous steering of the two traveling wheels (25).

10. A subway rail laying vehicle running wheel adjusting device as claimed in claim 9, characterized in that: the two walking wheels (25) comprise driving wheels, and driving devices are arranged in the driving wheels.