CN223854251U - Turning platform of tunnel construction rubber-tyred vehicle - Google Patents
Turning platform of tunnel construction rubber-tyred vehicleInfo
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- CN223854251U CN223854251U CN202520565511.1U CN202520565511U CN223854251U CN 223854251 U CN223854251 U CN 223854251U CN 202520565511 U CN202520565511 U CN 202520565511U CN 223854251 U CN223854251 U CN 223854251U
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Abstract
本实用新型公开了一种隧道施工胶轮车调头平台，属于隧道施工设备技术领域。包括沿前后向设置的底座、底座前后两端的两个引桥、底座上且能180°旋转的掉头平台和驱动掉头平台旋转的回转驱动机构，引桥由隧道底部斜向上至底座或掉头平台的顶部；引桥由下至上依次为下浮动部和上行走部，上行走部的上端通过竖向的第一转轴与底座的对应端铰接，下浮动部和上行走部之间通过沿左右向的第二转轴铰接且其底部之间沿引桥所在的方向设有弹性缓冲机构，下浮动部的下端顶靠在轨道上且其能绕第二转轴上下弹性摆动，底座和上行走部的底部均设有行走机构，行走机构滑动设于轨道上，底座的左右两侧与隧道之间均设有防侧倾机构。易于移动。
This utility model discloses a turning platform for a rubber-tired vehicle used in tunnel construction, belonging to the technical field of tunnel construction equipment. It includes a base arranged in a front-to-back direction, two approach bridges at the front and rear ends of the base, a turning platform on the base capable of 180° rotation, and a rotary drive mechanism for driving the turning platform. The approach bridges extend obliquely upwards from the bottom of the tunnel to the top of the base or the turning platform. From bottom to top, the approach bridges consist of a lower floating section and an upper traveling section. The upper end of the upper traveling section is hinged to the corresponding end of the base via a vertical first rotating shaft. The lower floating section and the upper traveling section are hinged together via a second rotating shaft in a left-to-right direction, and their bottoms are provided with an elastic buffer mechanism along the direction of the approach bridges. The lower end of the lower floating section rests against a track and can elastically swing up and down around the second rotating shaft. Both the base and the bottom of the upper traveling section are provided with a traveling mechanism, which slides on the track. Anti-tilting mechanisms are provided on both the left and right sides of the base between them and the tunnel. It is easy to move.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction equipment, and particularly relates to a turning platform of a tunnel construction rubber-tyred vehicle, which is easy to move.
Background
Along with development of modern tunneling construction technology, at present, two modes of rail transportation and trackless transportation are mainly adopted in the aspect of horizontal transportation, and two modes of transportation are required to realize bidirectional running, and on rail transportation, the bidirectional running is easy to realize.
The trackless transportation scheme realizes bidirectional driving transportation and is classified according to different working conditions:
(1) The double-head rubber wheel transport vehicle can realize bidirectional running;
(2) When the space is larger, a common truck can be adopted, and the bidirectional transportation can be realized by turning around in the hole.
(3) When the space limitation is small and the turning of a truck can not be realized, the development of a turning platform is needed at present, the turning platform follows a shield tunneling machine trolley to complete the turning work of a material transport vehicle.
The utility model discloses a tunnel vehicle platform truck of turning around, including the bridge approach, a pedestal, the slewing bearing, the rotation actuating mechanism, the riding wheel, platform and the control lever of turning around turn around, the front end and the rear end overlap joint of base have the bridge approach respectively, the base is connected with the platform of turning around through the slewing bearing, the fixed setting of rotation actuating mechanism drives the action of slewing bearing on the base, the platform below rigid connection that turns around has the arc track, the corresponding arc orbital arc direction sets up the riding wheel on the base, the platform of turning around passes through the arc track and supports on the riding wheel, the centre of a circle at the arc place circle of arc track is concentric with the center of slewing bearing, the bridge approach forms the vehicle passageway with the platform cooperation of turning around, platform front end and rear end are provided with the control lever of turning around that is used for controlling the rotation actuating mechanism respectively.
The U-turn trolley is directly fixed on the tunnel, so that the moving position is difficult, and more time and labor are consumed when the U-turn trolley is required to be installed on site or transported by adopting corresponding tools.
Disclosure of utility model
In order to solve the problems, the embodiment of the utility model provides a turning platform of a tunnel construction rubber-tyred vehicle, which is easy to move. The technical scheme is as follows:
The embodiment of the utility model provides a turning platform of a tunnel construction rubber-tyred vehicle, which comprises a base 1, two approach bridges 2, a turning platform 3 and a rotary driving mechanism 4, wherein the two approach bridges 2 are arranged along the front and rear directions of the base 1, the turning platform 3 is arranged on the base 1 and can rotate by 180 degrees, the turning driving mechanism 4 drives the turning platform 3 to rotate, the approach bridges 2 are obliquely upwards arranged from the bottom of a tunnel to the top of the base 1 or the turning platform 3, the approach bridges 2 are sequentially provided with a lower floating part 21 and an upper traveling part 22 from bottom to top, the upper end of the upper traveling part 22 is hinged with the corresponding end of the base 1 through a first vertical rotating shaft 23, an elastic buffer mechanism 25 is arranged between the lower floating part 21 and the upper traveling part 22 along the direction of the approach bridges 2, the lower ends of the lower floating part 21 lean against a track 10 and can elastically swing up and down around the second rotating shaft 24, the traveling mechanisms 5 are respectively arranged at the bottom of the base 1 and the upper traveling part 22, the traveling mechanisms 5 are slidingly arranged on the track 10, and the anti-roll mechanisms 6 are respectively arranged between the left side and the right side of the base 1.
The running mechanism 5 in the embodiment of the utility model comprises a plurality of groups of pulley blocks arranged side by side in front and back, each group of pulley blocks comprises two pulley blocks arranged side by side in left and right, the two pulley blocks are respectively arranged on the left side and the right side of the turning platform, and the pulley blocks on the same side of the turning platform are positioned on the same front and back straight line and are slidably arranged on the same track 10.
Specifically, the front part and the rear part of the upper walking part 22 in the embodiment of the utility model are respectively provided with a group of pulley blocks, and the front part, the middle part and the rear part of the base 1 are respectively provided with a group of pulley blocks.
The lower floating part 21 and the upper walking part 22 in the embodiment of the utility model are rectangular plates which are obliquely arranged, and the lower end of the lower floating part 21 is horizontally arranged along the front-back direction and is propped against the upper side of the rail 10.
The base 1 in the embodiment of the utility model comprises a bottom plate 11 and connecting plates 12 at the front end and the rear end of the bottom plate 11, a travelling mechanism 5 is arranged at the bottom of the bottom plate 11, a rotary driving mechanism 4 is arranged between the top of the bottom plate 11 and the turning platform 3 and is positioned between the two connecting plates 12, the connecting plates 12 are fixed at the corresponding ends of the top of the bottom plate 11 through vertical plates 13 and are positioned in the adjacent front or the adjacent rear of the turning platform 3, the side of the connecting plates, which is close to the upper end of the upper travelling part 22, is an arc concave surface matched with the turning platform 3, is flush with the upper end of the upper travelling part 22 and the turning platform 3, is arranged along the front and rear directions, the end of the bottom plate 11 and one end, which is far away from the turning platform 3, of the connecting plates 12 are hinged with the upper travelling part 22 through first rotating shafts 23, the first rotating shafts 23 are positioned on the central lines of the turning platform, and the anti-roll mechanism 6 is arranged on the left side or the right side of the bottom plate 11 and is positioned on the outer side of the corresponding side of the turning platform 3.
The turning platform 3 in the embodiment of the utility model comprises a circular plate 31 and two rectangular plates 32 at the front end and the rear end of the circular plate 31, wherein the circular plate 31 is rotatably arranged on the bottom plate 11 and is positioned right above the middle part of the bottom plate 11, the rectangular plates 32 are arranged along the front-rear direction, and one end of each rectangular plate 32 far away from the circular plate 31 is an arc convex surface matched with the circular plate 31 and is adjacent to the connecting plate 12 at the corresponding end.
The rotary driving mechanism 4 in the embodiment of the utility model comprises an annular fluted disc 41 rotatably arranged on the bottom plate 11 and coaxially arranged with the circular plate 31, a circular supporting rail 42 arranged on the bottom plate 11 and coaxially arranged with the circular plate 31, a plurality of roller assemblies 43 arranged on the lower side of the circular plate 31 and matched with the circular supporting rail 42, and a driving motor 44 arranged on the bottom plate 11 and used for driving the annular fluted disc 41, wherein the circular plate 31 is fixed on the top of the annular fluted disc 41, the circular supporting rail 42 is positioned outside the annular fluted disc 41, the driving motor 44 is positioned between the annular fluted disc 41 and the circular supporting rail 42 and positioned below the circular plate 31, and the roller assemblies 43 are positioned on the same circle concentric with the circular plate 31 and slidingly arranged on the circular supporting rail 42.
The anti-roll mechanism 6 in the embodiment of the utility model comprises a plurality of support legs which are arranged in a front-back side-by-side manner, wherein the support legs are obliquely arranged in a left-right upward direction, are obliquely arranged outwards from top to bottom, and are arranged on the left side or the right side of the bottom plate 11 in a length-adjustable manner.
Further, two bolt limiting mechanisms 7 and two mechanical limiting mechanisms 8 are arranged between the bottom plate 11 and the turning platform 3 in the embodiment of the utility model, the two bolt limiting mechanisms 7 are respectively arranged on the left side or the right side of one rectangular plate 32 and the other side of the other rectangular plate 32, the bolt limiting mechanisms 7 are vertically arranged on the bottom plate 11 and are positioned right below the turning platform 3, when the bolt limiting mechanisms 7 extend, the upper ends of the bolt limiting mechanisms 7 are inserted into the rectangular plates 32 so as to enable the rectangular plates 32 to be opposite to the connecting plates 12 on the corresponding sides, one mechanical limiting mechanism 8 is correspondingly arranged on the outer side of each bolt limiting mechanism 7, the mechanical limiting mechanisms 8 are fixed on the bottom plate 11 and are positioned on the outer sides of the corresponding rectangular plates 32, and a gap is reserved between the bolt limiting mechanisms and the rectangular plates 32 and are used for blocking and limiting the turning platform 3.
The elastic buffer mechanism 25 in the embodiment of the utility model comprises two elastic buffer units which are arranged side by side left and right, wherein the elastic buffer units comprise an upper hinging seat 51, a lower hinging seat 52, an upper spring fixing piece 53, a lower spring fixing piece 54 and a spring 55, the upper hinging seat 51 is arranged at the lower end of the bottom of the upper walking part 22, the upper spring fixing piece 53 is hinged on the upper hinging seat 51 through a third rotating shaft in the left-right direction, the lower hinging seat 52 is arranged at the upper end of the bottom of the lower floating part 21, the lower spring fixing piece 54 is hinged on the lower hinging seat 52 through a fourth rotating shaft in the left-right direction, the upper spring fixing piece 53 and the lower spring fixing piece 54 are oppositely arranged, the upper spring fixing piece 53, the lower spring fixing piece 54 and the spring 55 are parallel to the approach bridge 2, and the spring 55 is arranged between the upper spring fixing piece 53 and the lower spring fixing piece 54, and the upper end and the lower end of the spring fixing piece 54 are respectively sleeved on a spring fixing post on the upper spring fixing piece 53 and the lower spring fixing piece 54.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that the tunnel construction rubber-tyred vehicle turning platform is easy to move (dragged by adopting a corresponding structure). The multi-section structure is adopted, and the vehicle can turn on the track. The bridge approach is designed, and the elastic buffer mechanism can enable the lower end of the bridge approach to float up and down according to the obstacle and also play a role in collision avoidance. The stability of fixation is ensured by the anti-roll mechanism.
Drawings
FIG. 1 is a schematic structural view of a turning platform of a tunnel construction rubber-tyred vehicle in an embodiment of the utility model;
FIG. 2 is a top view of a tunnel construction rubber-tyred car turn-around platform;
FIG. 3 is a partial enlarged view of the tunnel construction rubber-tyred car turn-around platform rotated 90 degrees;
FIG. 4 is a schematic view of the structure of the combination of the base, bridge approach and swing drive mechanism;
FIG. 5 is a schematic structural view of a base plate;
FIG. 6 is a schematic view of a combination of a base plate and a swing drive mechanism;
FIG. 7 is a schematic diagram of a structure of a U-turn platform;
Fig. 8 is a schematic structural view of the approach bridge.
In the figure, a base, a bridge approach 2, a 3-turn platform, a 4-rotation driving mechanism, a 5-walking mechanism, a 6-side-tilting prevention mechanism, a 7-bolt limiting mechanism, an 8-mechanical limiting mechanism, a 9-rubber-tyred vehicle and a 10-track are arranged on the base;
a bottom plate 11, a connecting plate 12 and a vertical plate 13;
21 a lower floating part, 22 an upper walking part, 23 a first rotating shaft, 24 a second rotating shaft and 25 an elastic buffer mechanism;
31 a circular plate, 32 a rectangular plate;
41 annular fluted disc, 42 circular support rail, 43 roller assembly, 44 driving motor;
51 upper hinge seat, 52 lower hinge seat, 53 upper spring mount, 54 lower spring mount, 55 spring.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
Example 1
Referring to fig. 1-8, embodiment 1 provides a turning platform of a tunnel construction rubber-tyred vehicle, which comprises a base 1, an approach bridge 2, a turning platform 3, a rotation driving mechanism 4, two bolt limiting mechanisms 7 and the like. The approach bridge 2 is used for realizing transition between the base 1 and the bottom of the tunnel. The turning platform 3 can rotate 180 degrees and is used for driving the rubber-tyred vehicle 9 to turn around. The rotation driving mechanism 4 is used for driving the turning platform 3 to rotate. The bolt limiting mechanism 7 is used for limiting and fixing the turning platform 3.
The base 1 is disposed in the front-rear direction, and includes a bottom plate 11 disposed in the front-rear direction, connection plates 12 at the front and rear ends thereof, and the like. The bottom plate 11 is horizontally arranged along the front and back directions, and the bottom of the bottom plate is provided with a travelling mechanism 5. The rotary driving mechanism 4 is arranged between the top of the bottom plate 11 and the turning platform 3 and is positioned between the two connecting plates 12. The connecting plate 12 is horizontally arranged along the front and rear directions, is fixed at the corresponding end of the top of the bottom plate 11 through a vertical plate 13 arranged vertically, is positioned in front of or behind the upper walking part 22 of the approach bridge 2, is adjacent to the upper end of the upper walking part 22 of the approach bridge 2, and is provided with an arc concave surface (concentric with the circular plate 31) matched with the upper walking part 22 and the upper walking part 22, and is arranged along the front and rear directions, wherein one side (front side or rear side) of the connecting plate, which is close to the upper walking part 22, is provided with an arc concave surface (concentric with the circular plate 31) matched with the upper walking part 3 (particularly, the rectangular plate 32). The end of the bottom plate 11 and one end of the connecting plate 12 far away from the turning platform 3 are respectively hinged with the upper walking part 22 through a first rotating shaft 23, and the first rotating shaft 23 is vertically arranged and is positioned on the central line of the turning platform.
Wherein, the U-turn platform 3 is rotatably arranged on the base 1. The u-turn platform 3 includes a circular plate 31, two rectangular plates 32 at the front and rear ends thereof, and the like. The circular plate 31 is rotatably disposed on the bottom plate 11 and is located right above the middle of the bottom plate 11, and is circular and horizontally disposed. The rectangular plate 32 is disposed in the front-rear direction, and one end (front end or rear end) thereof distant from the circular plate 31 is a circular arc convex surface fitted with the circular plate 31 and is adjacent to the connecting plate 12 of the corresponding end. Specifically, the front end of the front rectangular plate 32 and the rear end of the rear rectangular plate 32 are both circular arc convex surfaces. This structure facilitates the operation of the left and right sides of the u-turn platform 3.
Wherein, the rotation driving mechanism 4 is arranged between the base 1 and the turning platform 3. The swing drive mechanism 4 includes an annular toothed disc 41, a circular support rail 42, a plurality of (specifically, eight) roller assemblies 43, a drive motor 44, and the like. The annular fluted disc 41 is rotatably provided in the middle of the bottom plate 11 and is coaxially disposed with the circular plate 31. The circular plate 31 is fixed on top of the annular toothed disc 41, directly above the circular support rail 42. A circular support rail 42 is provided on the base plate 11, coaxially arranged with the circular plate 31, outside the annular toothed disc 41. The plurality of roller assemblies 43 are disposed on the same circle concentric with the circular plate 31, are uniformly distributed, are fixed to the lower side of the circular plate 31 (disposed near the outer edge of the circular plate 31), and are slidably disposed on the circular support rail 42. A drive motor 44 is fixed to the base plate 11 between the annular toothed disc 41 and the circular support rail 42, below the circular plate 31, for driving (by means of vertically arranged gears, which mesh with the annular toothed disc 41) the annular toothed disc 41 in rotation.
Wherein, two bolt stop gear 7 are located left side or right side and the opposite side of another rectangular plate 32 of rectangular plate 32 respectively. The bolt limiting mechanism 7 is vertically arranged on the bottom plate 11 and is positioned right below the turning platform 3. When the latch limiting mechanism 7 extends, the upper end of the latch limiting mechanism is inserted on the rectangular plate 32 (used for fixing the turning platform 3) so that the rectangular plate 32 faces the connecting plate 12 on the corresponding side. Specifically, the two plug pin limiting mechanisms 7 are synchronously driven and are arranged in center symmetry with the center of the circular plate 31.
Wherein, the approach bridge 2 is obliquely upwards from the bottom of the tunnel to the top of the base 1 or the U-turn platform 3. The front approach bridge 2 is obliquely upwards arranged from front to back, and the rear approach bridge 2 is obliquely upwards arranged from back to front. The approach bridge 2 is sequentially provided with a lower floating part 21 and an upper walking part 22 from bottom to top, wherein the lower floating part 21 and the upper walking part 22 are rectangular plates which are obliquely arranged, and the lower end of the lower floating part 21 is horizontally arranged along the front-back direction and is propped against the upper side of the track 10. The upper end of the upper walking part 22 is hinged with the corresponding end (front end or rear end) of the base 1 through a vertical first rotating shaft 23. The lower floating part 21 and the upper walking part 22 are hinged through a second rotating shaft 24 along the left-right direction, an elastic buffer mechanism 25 is arranged between the bottoms of the lower floating part and the upper walking part along the direction of the approach bridge 2, the lower end of the lower floating part 21 is propped against the rail 10 (or is positioned above the rail 10) and can elastically swing up and down around the second rotating shaft 24. The elastic buffer mechanism 25 can enable the lower end of the approach bridge 2 to float up and down according to the obstacle, and can also play a role in collision avoidance. The bottom of base 1 and upper running part 22 all are equipped with running gear 5, and running gear 5 slides and locates on track 10, all is equipped with anti-roll mechanism 6 between the left and right sides of base 1 and the tunnel.
Wherein, running gear 5 is including the multiunit assembly pulley that the back and forth set up side by side, and every assembly pulley includes two assembly pulley that control set up side by side, and two assembly pulley are located the left and right sides of this turn platform respectively, and the assembly pulley of this turn platform homonymy is located on same fore-and-aft straight line and slides and locate on same track 10.
Wherein the anti-roll mechanism 6 is disposed on the left or right side of the bottom plate 11 and is located outside the corresponding side of the u-turn platform 3. The anti-roll mechanisms 6 on both sides are arranged symmetrically. The anti-roll mechanism 6 includes a plurality of legs arranged side by side front to back. The legs are arranged obliquely upwards from left to right, obliquely outwards from top to bottom, with their lower ends resting against the corresponding sides of the tunnel, and they are arranged on the left or right side of the bottom plate 11 in a length-adjustable manner. Specifically, the supporting leg can be a screw rod, and is fixed on the bottom plate 11 through two nuts arranged side by side up and down, and the supporting leg can be adjusted up and down by loosening the nuts.
The elastic buffer mechanism 25 includes two elastic buffer units arranged side by side left and right, and the two elastic buffer units are symmetrically arranged left and right. The elastic buffer unit includes an upper hinge seat 51, a lower hinge seat 52, an upper spring fixture 53, a lower spring fixture 54, a spring 55, and the like. The upper hinge seat 51 is disposed at the lower end of the bottom of the upper walking portion 22, and the upper spring fixing member 53 is hinged to the upper hinge seat 51 through a third rotation axis in the left-right direction. The lower hinge seat 52 is provided at the bottom upper end of the lower floating portion 21, and the lower spring fixing member 54 is hinged to the lower hinge seat 52 through a fourth rotation axis in the left-right direction. The upper spring fixing piece 53 and the lower spring fixing piece 54 are oppositely arranged, the upper spring fixing piece 53, the lower spring fixing piece 54 and the spring 55 are parallel to the approach bridge 2, the spring 55 is arranged between the upper spring fixing piece 53 and the lower spring fixing piece 54, and the upper end and the lower end of the spring 55 are respectively sleeved on spring fixing columns (coaxially arranged with the spring 55) on the upper spring fixing piece 53 and the lower spring fixing piece 54.
Example 2
Referring to fig. 2, embodiment 2 provides a turning platform of a tunnel construction rubber-tyred vehicle, which has a structure substantially the same as that of embodiment 1, except that the turning platform in this embodiment further includes two mechanical limiting mechanisms 8. The outer side of each bolt limiting mechanism 7 is correspondingly provided with a mechanical limiting mechanism 8, and the mechanical limiting mechanism 8 is used for preventing the turning platform 3 from rotating excessively. Specifically, the two mechanical limit mechanisms 8 are arranged centering symmetrically about the center of the circular plate 31. The mechanical limiting mechanism 8 is fixed on the bottom plate 11, is located on the outer side of the corresponding rectangular plate 32, and is provided with a gap (for example, an included angle between the mechanical limiting mechanism and the rectangular plate 32 is 5 degrees) with the rectangular plate 32, so that the mechanical limiting mechanism can block and limit the turning platform 3.
Example 3
Embodiment 3 provides a turning platform of a tunnel construction rubber-tyred vehicle, the structure of which is basically the same as that of embodiment 1, except that a bolt limiting mechanism 7 is arranged on the right side of a rectangular plate 32 at the front part in the embodiment, and a mechanical limiting mechanism 8 is correspondingly arranged on the right side of the bolt limiting mechanism 7. The left side of the rectangular plate 32 at the rear part is provided with a bolt limiting mechanism 7, and the left side of the bolt limiting mechanism 7 is correspondingly provided with a mechanical limiting mechanism 8. The bolt limiting mechanism 7 is specifically a hydraulic bolt or an electric bolt (preferred), and the mechanical limiting mechanism 8 is specifically a limiting block.
Example 4
Embodiment 4 provides a turning platform of a tunnel construction rubber-tyred vehicle, the structure of which is basically the same as that of embodiment 1, except that a group of pulley blocks are respectively arranged at the front part and the rear part of the upper walking part 22 at the front part in the embodiment, and a group of pulley blocks are respectively arranged at the front part, the middle part and the rear part of the base 1.
The "first", "second", "third" and "fourth" in this embodiment are merely used for distinguishing, and have no other special meaning.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The utility model provides a tunnel construction rubber-tyred car platform of turning around, includes two approach bridges (2) that set up along fore-and-aft direction, base (1) front and back both ends, just can 180 rotatory platform (3) and the rotatory gyration actuating mechanism (4) of drive platform (3) of turning around on base (1), approach bridge (2) by tunnel bottom slope upwards to the top of base (1) or platform (3) of turning around, its characterized in that, approach bridge (2) are lower floating part (21) and last running part (22) by supreme down in proper order, the upper end of going up running part (22) is articulated with the corresponding end of base (1) through vertical first pivot (23), be equipped with elastic buffer mechanism (25) between lower floating part (21) and the last running part (22) through the direction along second pivot (24) of controlling the orientation between the bottom, the lower end top of floating part (21) leans on track (10) and it can be around second pivot (24) upper and lower swing mechanism (1), be equipped with between the base (5) and the running mechanism (5) of preventing that both sides are located on the base (1).
2. The turning platform of the tunnel construction rubber-tyred vehicle according to claim 1, wherein the travelling mechanism (5) comprises a plurality of groups of pulley blocks which are arranged side by side from front to back, each group of pulley blocks comprises two pulley blocks which are arranged side by side from left to right, the two pulley blocks are respectively arranged on the left side and the right side of the turning platform, and the pulley blocks on the same side of the turning platform are positioned on the same straight line in the front-back direction and are slidingly arranged on the same track (10).
3. The turning platform of the tunnel construction rubber-tyred vehicle according to claim 2, wherein the front part and the rear part of the upper walking part (22) are respectively provided with a group of pulley blocks, and the front part, the middle part and the rear part of the base (1) are respectively provided with a group of pulley blocks.
4. The turning platform of the tunnel construction rubber-tyred vehicle according to claim 1, wherein the lower floating part (21) and the upper walking part (22) are rectangular plates which are obliquely arranged, and the lower end of the lower floating part (21) is horizontally arranged along the front-back direction and is propped against the upper side of the track (10).
5. The tunnel construction rubber-tyred car turn-around platform according to claim 1, wherein the base (1) comprises a bottom plate (11) arranged along the front and back directions and connecting plates (12) at the front and back ends of the bottom plate, a travelling mechanism (5) is arranged at the bottom of the bottom plate (11), the rotary driving mechanism (4) is arranged between the top of the bottom plate (11) and the turn-around platform (3) and is positioned between the two connecting plates (12), the connecting plates (12) are fixed at the corresponding ends of the top of the bottom plate (11) through vertical plates (13), the connecting plates are positioned adjacent to the front side or the adjacent back side of the turn-around platform (3), one side of the connecting plates, which is adjacent to the upper end of an upper travelling part (22), is an arc concave surface matched with the turn-around platform (3), the upper end of the upper travelling part (22) is flush with the turn-around platform (3), the end of the bottom plate (11) and one end of the connecting plates (12) which is far away from the turn-around platform (3) are respectively arranged along the front and back directions, the end of the connecting plates (12) is positioned on the left side of the upper travelling mechanism (23) which is positioned on the opposite side of the upper travelling part (3) through a first rotating shaft (23).
6. The turning platform of the tunnel construction rubber-tyred vehicle according to claim 5, wherein the turning platform (3) comprises a circular plate (31) and two rectangular plates (32) at the front end and the rear end of the circular plate, the circular plate (31) is rotatably arranged on the bottom plate (11) and is positioned right above the middle part of the bottom plate (11), the rectangular plates (32) are arranged along the front-rear direction, and one end of the rectangular plates (32) far away from the circular plate (31) is an arc convex surface matched with the circular plate (31) and is adjacent to a connecting plate (12) at the corresponding end.
7. The turning platform of a tunnel construction rubber-tyred vehicle according to claim 6, wherein the rotary driving mechanism (4) comprises an annular fluted disc (41) which is rotatably arranged on the bottom plate (11) and is coaxial with the circular plate (31), a circular supporting rail (42) which is arranged on the bottom plate (11) and is coaxial with the circular plate (31), a plurality of roller assemblies (43) which are arranged on the lower side of the circular plate (31) and are matched with the circular supporting rail (42) and a driving motor (44) which is arranged on the bottom plate (11) and is used for driving the annular fluted disc (41), the circular plate (31) is fixed on the top of the annular fluted disc (41), the circular supporting rail (42) is arranged outside the annular fluted disc (41), the driving motor (44) is arranged between the annular fluted disc (41) and the circular supporting rail (42) and is arranged below the circular plate (31), and the roller assemblies (43) are arranged on the same circle concentric with the circular plate (31) and are slidingly arranged on the circular supporting rail (42).
8. The tunnel construction rubber-tyred car turn-around platform according to claim 5, wherein the anti-roll mechanism (6) comprises a plurality of supporting legs which are arranged side by side from front to back, the supporting legs are obliquely arranged in the left-right direction, are obliquely arranged outwards from top to bottom, and are arranged on the left side or the right side of the bottom plate (11) in a length-adjustable manner.
9. The turning platform of the tunnel construction rubber-tyred vehicle according to claim 5 is characterized in that two bolt limiting mechanisms (7) and two mechanical limiting mechanisms (8) are arranged between the bottom plate (11) and the turning platform (3), the two bolt limiting mechanisms (7) are respectively arranged on the left side or the right side of one rectangular plate (32) and the other side of the other rectangular plate (32), the bolt limiting mechanisms (7) are vertically arranged on the bottom plate (11) and located under the turning platform (3), when the bolt limiting mechanisms (7) extend, the upper ends of the bolt limiting mechanisms are inserted into the rectangular plates (32) to enable the rectangular plates (32) to be opposite to connecting plates (12) on the corresponding sides, one mechanical limiting mechanism (8) is correspondingly arranged on the outer side of each bolt limiting mechanism (7), the mechanical limiting mechanism (8) is fixed on the bottom plate (11) and located on the outer side of the corresponding rectangular plate (32), a gap is reserved between the bolt limiting mechanism and the rectangular plate (32), and the bolt limiting mechanism blocks and limits the turning platform (3).
10. The tunnel construction rubber-tyred car turn-around platform according to claim 1, wherein the elastic buffer mechanism (25) comprises two elastic buffer units which are arranged side by side left and right, the elastic buffer units comprise an upper hinge seat (51), a lower hinge seat (52), an upper spring fixing piece (53), a lower spring fixing piece (54) and a spring (55), the upper hinge seat (51) is arranged at the lower end of the bottom of the upper walking part (22), the upper spring fixing piece (53) is hinged on the upper hinge seat (51) through a third rotary shaft which is arranged in the left-right direction, the lower hinge seat (52) is arranged at the upper end of the bottom of the lower floating part (21), the lower spring fixing piece (54) is hinged on the lower hinge seat (52) through a fourth rotary shaft which is arranged in the left-right direction, the upper spring fixing piece (53) and the lower spring fixing piece (54) are arranged oppositely, the upper spring fixing piece (53), the lower spring fixing piece (54) and the spring (55) are all parallel to the lower end of the bottom of the upper walking part (22), and the upper spring fixing piece (54) are respectively arranged between the upper spring fixing piece (53) and the lower spring fixing piece (54) and the upper fixing piece and the two ends of the upper spring fixing piece (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520565511.1U CN223854251U (en) | 2025-03-28 | 2025-03-28 | Turning platform of tunnel construction rubber-tyred vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520565511.1U CN223854251U (en) | 2025-03-28 | 2025-03-28 | Turning platform of tunnel construction rubber-tyred vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN223854251U true CN223854251U (en) | 2026-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520565511.1U Active CN223854251U (en) | 2025-03-28 | 2025-03-28 | Turning platform of tunnel construction rubber-tyred vehicle |
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| Country | Link |
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| CN (1) | CN223854251U (en) |
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