CN216659454U - Tunnel construction vehicle with tire structure - Google Patents
Tunnel construction vehicle with tire structure Download PDFInfo
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- CN216659454U CN216659454U CN202122493971.2U CN202122493971U CN216659454U CN 216659454 U CN216659454 U CN 216659454U CN 202122493971 U CN202122493971 U CN 202122493971U CN 216659454 U CN216659454 U CN 216659454U
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Abstract
The utility model provides a tunnel construction vehicle with a tire structure, which relates to a tunnel construction vehicle and comprises a frame and variable span parts, wherein four variable span parts are arranged on the frame, any two variable span parts are arranged at the front end of the frame, and the other two variable span parts are arranged at the rear end of the frame; the lifting parts are correspondingly arranged on the span-changing parts one by one, and the span-changing parts adjust the distance between the two lifting parts at the front end or the rear end; put bight, the setting of one-to-one is in order to be lifted the portion height of adjustment in the lift portion, put bight portion includes the tire, the swing of bight drive tire, this application realizes the control to the tire angle through increasing put bight, has guaranteed the front of tire and the inner wall contact in tunnel, has avoided tunnel construction vehicle to take place the phenomenon of skidding when walking in the tunnel.
Description
Technical Field
The utility model relates to a tunnel construction vehicle, in particular to a tunnel construction vehicle with a tire structure.
Background
The tunnel is an engineering building buried in the stratum and is a form of utilizing underground space by human beings, and a main building consists of a tunnel body and a tunnel portal, wherein the common tunnel body and the tunnel portal are rectangular, arched, circular and elliptical in shape.
In the construction of a tunnel, a steel rail structure is often required to be laid on the ground, so that vehicles such as trains or subways can pass through the steel rail structure, and in the construction process of the steel rail structure, due to the structural particularity of the arched, circular and elliptical hole bodies, tires 02 of construction vehicles can be in contact with the inner wall 01 of the tunnel, at the moment, the inner wall 01 of the tunnel is a curved surface, the side surfaces 04 of the tires of the construction vehicles are in contact with the inner wall 01, the front surfaces 03 of the tires 02 cannot be in contact with the inner wall 01, see fig. 1, and therefore slipping between the tires 02 and the inner wall 01 is caused, and potential safety hazards exist. In addition, the width of the rail structure is standard, and the contact between the tire 02 and the horizontal road surface by enlarging the tunnel causes an increase in cost, and therefore, a structure of the tire 02 capable of running on both the horizontal road surface and the curved tunnel inner wall 01 is required.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tunnel construction vehicle with a tire structure, and aims to solve the problem that the tire structure of the construction vehicle in the prior art cannot be in full contact with the inner wall of a tunnel and frequently slips.
In order to achieve the above object, an embodiment of the present invention provides a tunnel construction vehicle with a tire structure, including:
the frame is provided with a front wheel and a rear wheel,
the four span-changing parts are arranged on the frame, any two span-changing parts are arranged at the front end of the frame, and the other two span-changing parts are arranged at the rear end of the frame;
the lifting parts are correspondingly arranged on the span-changing parts one by one, and the span-changing parts adjust the distance between the two lifting parts at the front end or the rear end;
the swing angle part is correspondingly arranged on the lifting part in a one-to-one mode so that the height of the lifting part can be adjusted, the swing angle part comprises a tire, and the swing angle part drives the tire to swing.
Preferably, the frame comprises a span-variable sleeve, the span-variable sleeve is respectively arranged at the front end and the rear end of the frame, the span-variable portion comprises a span-variable cross beam, the span-variable cross beam is sleeved in the span-variable sleeve, the span-variable cross beam is connected with the span-variable sleeve through a span-variable oil cylinder, the span-variable oil cylinder adjusts the distance of the span-variable cross beam extending out of the span-variable sleeve, and the lifting portion is arranged on the span-variable cross beam.
Preferably, the lifting portion comprises a lifting sleeve, the lifting sleeve is fixedly connected with the variable span cross beam, a lifting column is arranged in the lifting sleeve, the lifting column is connected with the lifting sleeve through a lifting oil cylinder, the lifting oil cylinder adjusts the distance of the lifting column extending out of the lifting sleeve, and the swing portion is arranged on the lifting column.
Preferably, the swing angle part comprises a swing angle oil cylinder, one end of the swing angle oil cylinder is connected with the lifting column, the other end of the swing angle oil cylinder is hinged with a rotating seat, the lower end of the lifting column is hinged with the rotating seat, the swing angle oil cylinder pushes the rotating seat to rotate by taking the lower end of the lifting column and the hinged position of the rotating seat as a rotating center, and a tire mechanism is arranged on the rotating seat.
Preferably, the tire mechanism includes equalizing beam, it sets up to rotate the seat equalizing beam's middle part, equalizing beam's both ends are provided with slide bearing respectively, be provided with the tire support on the slide bearing, the tire sets up on the tire support.
Preferably, the tire mechanism further comprises a steering connecting rod, two ends of the steering connecting rod are respectively hinged to the tire supports at two ends of the same equalizing beam, a rotating oil cylinder is arranged on the equalizing beam, and the output end of the rotating oil cylinder is hinged to any one of the tire supports.
Preferably, a hydraulic motor reducer is further arranged on the tire support, the fixed end of the hydraulic motor reducer is fixed on the tire support, and the output end of the hydraulic motor reducer is fixedly connected with the tire.
The scheme of the utility model has the following beneficial effects:
the angle of the tire is controlled by adding the angle swing part, so that the front surface of the tire is ensured to be in contact with the inner wall of the tunnel, and the phenomenon of slipping of a tunnel construction vehicle when the tunnel construction vehicle runs in the tunnel is avoided; moreover, the lifting part and the span-changing part are additionally arranged in the three-dimensional tire, the front surface of the tire can be better ensured to be in contact with the inner wall in the three-dimensional space, the contact surface of the tire and the inner wall can be uniformly stressed, and the tire is further prevented from slipping.
Drawings
FIG. 1 is a schematic view of a vehicle in contact with the inner wall of a tunnel in the background art;
FIG. 2 is a schematic of the present invention;
FIG. 3 is a schematic view of a tire structure from a first perspective;
FIG. 4 is a schematic view of the tire structure from a second perspective;
FIG. 5 is a schematic view of a tire structure from a third perspective;
FIG. 6 is a cross-sectional view taken in the direction A-A of FIG. 5;
FIG. 7 is a schematic view of the connection of the rotating base, the lift cylinder and the lift post;
fig. 8 is a schematic structural view of the swing portion.
[ description of reference ]
01-inner wall, 02-tyre, 03-front face, 04-side face;
the hydraulic control system comprises a frame 1, a span-changing part 2, a span-changing part 3, a lifting part 4, a swing angle part 21, a span-changing sleeve 22, a span-changing beam 23, a span-changing oil cylinder 24, a span-changing support 31, a lifting sleeve 32, a lifting column 33, a lifting oil cylinder 41, a swing angle oil cylinder 42, a rotating seat 43, a tire mechanism 431, a balance beam 433, a tire support 433, a transverse plate 4331, a transverse plate 4332, a vertical plate 434, a tire support 435, a steering connecting rod 436, a rotating oil cylinder 436 and a hydraulic motor reducer 437.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 2 to 8, an embodiment of the present invention provides a tunnel construction vehicle with a tire structure, which includes a frame 1, the frame 1 is used as a reference structure for installation, and a span-changing portion 2, a lifting portion 3 and a swing-angle portion 4 are provided on the frame 1, wherein the span-changing portion 2 is connected to the frame 1, and according to the installation manner of a conventional vehicle, four span-changing portions 2 are provided on the frame 1, and are respectively provided in front of and behind two sides of the frame 1. The lifting part 3 is arranged on the span changing part 2, the span changing part 2 corresponds to the lifting part 3 in a quantity relationship one-to-one manner, the span changing part 2 can change the distance between the two lifting parts 3 positioned at the front end or the rear end of the frame 1, the lower end of the lifting part 3 is provided with the swing angle part 4, similarly, the swing angle part 4 corresponds to the lifting part 3 in a quantity relationship one-to-one manner, the swing angle part 4 comprises a tire 02 used for being in contact with the inner wall 01 of the tunnel, and the swing angle part 4 can adjust the swinging angle of the tire 02.
In the technical scheme, the swing angle part 4 can realize surface contact between the tire 02 and the inside of the tunnel by adjusting the angle of the tire 02, namely the front 03 of the tire 02 is contacted with the inner wall 01 of the tunnel, but not the line contact mentioned in the background technology, namely the side 04 of the tire 02 is contacted with the inner wall 01 of the tunnel, so that the slipping phenomenon can be effectively avoided, and the working efficiency is improved; in addition, the distance between the two tires 02 positioned at the front end or the rear end of the frame 1 is adjusted through the span-changing part 2, so that the situation that the front 03 of the tires 02 cannot be in surface contact with the inner wall 01 of the tunnel when the swing angle part 4 swings to the maximum angle is avoided; the lifting part 3 avoids the situation that the vehicle frame 1 is too low or too high to collide with the inner wall 01 of the tunnel or even to be clamped by the inner wall 01 of the tunnel by changing the height of the vehicle frame 1 from the horizontal road surface. A tunnel construction vehicle with a tire structure can adapt to a more complex working environment on the basis of realizing the surface contact between a tire 02 and a tunnel inner wall 01.
Specifically, the span-changing part 2 includes a span-changing sleeve 21, the span-changing sleeve 21 is horizontally disposed at the front end and the rear end of the frame 1, a span-changing cross beam 22 is disposed in the span-changing sleeve 21, and the span-changing cross beam 22 can extend out of the span-changing sleeve 21 by different lengths, so as to achieve the effect of adjusting the width. The span-changing part 2 further comprises a span-changing oil cylinder 23, one end of the span-changing oil cylinder 23 is connected with the span-changing sleeve 21 through a span-changing support 24, and the other end of the span-changing oil cylinder 23 is connected with the span-changing cross beam 22 through another span-changing support 24. Preferably, the span-variable oil cylinder 23 is connected with the two span-variable supports in a hinged mode, and a certain degree of freedom between the span-variable oil cylinder 23 and the span-variable supports is guaranteed.
In the application, two variable-span cross beams 22 at the front end of the front frame 1 share one variable-span bushing 21, and the two variable-span cross beams 22 are horizontally arranged. Of course, each span-changing beam 22 can also be used with a span-changing sleeve 21. Preferably, the variable span crossbeam 22 and the variable span sleeve 21 are rectangular tubes.
The lifting part 3 includes a lifting sleeve 31, the lifting sleeve 31 is connected to one end of the variable span beam 22, a lifting column 32 is disposed in the lifting sleeve 31, and the lifting column 32 can extend out of the lower end of the lifting sleeve 31 by different lengths. In this application, a lift cylinder 33 is disposed in the lift sleeve 31, one end of the lift cylinder 33 is hinged in the lift sleeve 31, and the other end is hinged with the lift column 32. Preferably, the lifting sleeve 31 and the lifting column 32 are rectangular tubes.
In the present application, the lifting unit 3 can adjust the position along with the movement of the span unit 2, and adjust the height of the vehicle frame 1 from the bottom surface by its own lifting function.
The swing angle part 4 comprises a swing angle oil cylinder 41, the swing angle oil cylinder 41 is arranged in the lifting column 32, the fixed end of the swing angle oil cylinder 41 is installed in the lifting column 32 through a limiting part, the output end of the swing angle oil cylinder 41 is hinged with a rotating seat 42, and the rotating seat 42 is further hinged with the lifting column 32. When the swing angle cylinder 41 extends and contracts, the rotating seat 42 rotates by taking the hinged part of the rotating seat 42 and the lifting column 32 as a rotating shaft, so that the rotating seat 42 can swing inwards or outwards.
The tire mechanism 43 is further provided on the rotary base 42, the tire mechanism 43 includes an equalizing beam 431, and the rotary base 42 is provided at a middle position in the longitudinal direction of the equalizing beam 431. Sliding bearings are respectively arranged at two ends of the equalizing beam 431, tire supports 433 are arranged on the sliding bearings, and the tire supports 433 can rotate relative to the equalizing beam 431 due to the existence of the sliding bearings. The aforementioned tire 02 is disposed on the tire support 433.
Preferably, the tire holder 433 includes a horizontal plate 4331 and a vertical plate 4332 perpendicular to the horizontal plate 4331, the sliding bearing is provided on the horizontal plate 4331, and the tire 02 is provided on the vertical plate 4332.
Tire supports 434 are respectively arranged on the risers 4332 of the same equalizing beam 431, a steering connecting rod 435 is hinged between the two tire supports 434, and when any one tire support 434 rotates, the other tire support 434 rotates at the same angle under the action of the steering connecting rod 435.
The equalizing beam 431 is further provided with a rotating oil cylinder 436, the rotating oil cylinder 436 is hinged with any transverse plate 4331, and the rotating oil cylinder 436 rotates by pushing the rotating bracket by taking the sliding bearing as a rotating center, so that the steering effect of the tire 02 is adjusted.
A hydraulic motor reducer 437 is further arranged on at least one vertical plate 4332 of each equalizing beam 431, the fixed end of the hydraulic motor reducer 437 is fixedly connected with the vertical plate 4332, and the output end of the hydraulic motor reducer 437 is fixedly connected with the tire 02. The hydraulic motor reducer 437 provides power for the rotation of the tire 02.
The span-variable cross beam 22 is ensured not to generate large friction due to the weight of the frame 1 in the span-variable process, and the frame 1 is further provided with two retractable supporting parts which are respectively positioned at the front end and the rear end of the frame 1 and positioned between the span-variable parts 2. The supporting part can be realized by adopting modes of supporting an oil cylinder and the like, and the description is not repeated.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. A tunnel construction vehicle with a tire structure comprises a vehicle frame (1) and is characterized in that,
the four span-changing parts (2) are arranged on the frame (1), any two span-changing parts (2) are arranged at the front end of the frame (1), and the other two span-changing parts (2) are arranged at the rear end of the frame (1);
the lifting parts (3) are correspondingly arranged on the span-changing parts (2) one by one, and the span-changing parts (2) adjust the distance between the two lifting parts (3) at the front end or the rear end;
the height of the lifting part (3) is adjusted through the lifting part (3), the swing parts (4) are arranged on the lifting part (3) in a one-to-one correspondence mode, each swing part (4) comprises a tire (02), and the tire (02) is driven to swing through the swing parts (4).
2. The tunnel construction vehicle with a tire structure according to claim 1, characterized in that the frame (1) comprises a span-varying sleeve (21), the span-varying sleeve (21) is respectively arranged at the front end and the rear end of the frame (1), the span-varying portion (2) comprises a span-varying cross beam (22), the span-varying cross beam (22) is sleeved in the span-varying sleeve (21), the span-varying cross beam (22) is connected with the span-varying sleeve (21) through a span-varying cylinder (23), the span-varying cylinder (23) adjusts the distance of the span-varying cross beam (22) extending out of the span-varying sleeve (21), and the lifting portion (3) is arranged on the span-varying cross beam (22).
3. The tunnel construction vehicle with a tire structure according to claim 2, characterized in that the lifting part (3) comprises a lifting sleeve (31), the lifting sleeve (31) is fixedly connected with the span-changing cross beam (22), a lifting column (32) is arranged in the lifting sleeve (31), the lifting column (32) is connected with the lifting sleeve (31) through a lifting cylinder (33), the lifting cylinder (33) adjusts the distance of the lifting column (32) extending out of the lifting sleeve (31), and the swing part (4) is arranged on the lifting column (32).
4. The tunnel construction vehicle with a tire structure according to claim 3, wherein the swing portion (4) comprises a swing oil cylinder (41), one end of the swing oil cylinder (41) is connected with the lifting column (32), the other end of the swing oil cylinder is hinged with a rotating seat (42), the lower end of the lifting column (32) is hinged with the rotating seat (42), the swing oil cylinder (41) pushes the rotating seat (42) to rotate by taking the hinged position of the lower end of the lifting column (32) and the rotating seat (42) as a rotating center, and the rotating seat (42) is provided with a tire mechanism (43).
5. The tunnel construction vehicle with a tire structure according to claim 4, characterized in that the tire mechanism (43) comprises an equalizing beam (431), the rotating base (42) is disposed at the middle of the equalizing beam (431), sliding bearings are respectively disposed at both ends of the equalizing beam (431), a tire support (433) is disposed on the sliding bearings, and the tire (02) is disposed on the tire support (433).
6. The tunnel construction vehicle with a tire structure according to claim 5, wherein: the tire mechanism (43) further comprises a steering connecting rod (435), two ends of the steering connecting rod (435) are respectively hinged to tire supports (433) at two ends of the same equalizing beam (431), a rotating oil cylinder (436) is arranged on the equalizing beam (431), and the output end of the rotating oil cylinder (436) is hinged to any tire support (433).
7. The tunnel construction vehicle with a tire structure according to claim 6, wherein: still be provided with hydraulic motor speed reducer (437) on tire support (433), the stiff end of hydraulic motor speed reducer (437) is fixed on tire support (433), the output of hydraulic motor speed reducer (437) with tire (02) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122493971.2U CN216659454U (en) | 2021-10-15 | 2021-10-15 | Tunnel construction vehicle with tire structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122493971.2U CN216659454U (en) | 2021-10-15 | 2021-10-15 | Tunnel construction vehicle with tire structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216659454U true CN216659454U (en) | 2022-06-03 |
Family
ID=81765461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122493971.2U Active CN216659454U (en) | 2021-10-15 | 2021-10-15 | Tunnel construction vehicle with tire structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216659454U (en) |
-
2021
- 2021-10-15 CN CN202122493971.2U patent/CN216659454U/en active Active
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