阅读说明：本技术 一种便于支模的隧道台车 (Tunnel trolley convenient for formwork support ) 是由 秦伟 王博伦 赵国成 于 2020-10-29 设计创作，主要内容包括：本发明公开了一种便于支模的隧道台车,包括：移动平台,以及多个位于其上的翻转架,翻转架一端铰接于移动平台,并与旋转驱动机构传动连接,另一端通过沿转轴径向伸缩的伸缩机构与安装板连接,安装板上沿转轴轴线方向至少设置两组可调支撑机构,可调支撑机构包括：主支撑杆,以及副支撑伸缩杆,主支撑杆一端与安装板固接,另一端通过主万向节与主紧固螺栓连接,副支撑伸缩杆一端铰接于安装板上,另一端通过副万向节与副紧固螺栓连接；相应地,弧形模板的凹面上设有用于安装主紧固螺栓的主螺栓安装孔,以及用于安装副紧固螺栓的副螺栓安装孔；移动平台侧还设有位置可调的料框。本发明技术目的在一定范围内,以适应不同洞型、洞径的支模需求。(The invention discloses a tunnel trolley convenient for formwork support, which comprises: moving platform to and a plurality of roll-over stand that is located it on, roll-over stand one end articulates in moving platform to be connected with the transmission of rotary driving mechanism, the other end is connected with the mounting panel through the telescopic machanism that radially stretches out and draws back along the pivot, sets up two sets of adjustable supporting mechanism at least along pivot axis direction on the mounting panel, and adjustable supporting mechanism includes: one end of the main support rod is fixedly connected with the mounting plate, the other end of the main support rod is connected with the main fastening bolt through a main universal joint, one end of the auxiliary support telescopic rod is hinged on the mounting plate, and the other end of the auxiliary support telescopic rod is connected with the auxiliary fastening bolt through an auxiliary universal joint; correspondingly, the concave surface of the arc-shaped template is provided with a main bolt mounting hole for mounting a main fastening bolt and an auxiliary bolt mounting hole for mounting an auxiliary fastening bolt; the side of the movable platform is also provided with a material frame with adjustable position. The invention aims to meet the formwork supporting requirements of different hole types and hole diameters within a certain range.)

1. The utility model provides a tunnel trolley convenient to formwork, its characterized in that includes: moving platform (1) to and a plurality of roll-over stand (2) that are located it on, roll-over stand (2) one end articulates in moving platform (1) to be connected with the transmission of rotary driving mechanism, the other end is connected with mounting panel (4) through telescopic machanism (3) along the radial flexible of pivot, set up two sets of adjustable supporting mechanism (5) at least along pivot axis direction on mounting panel (4), adjustable supporting mechanism (5) include: the device comprises a main supporting rod (51) and an auxiliary supporting telescopic rod (52), wherein one end of the main supporting rod (51) is fixedly connected with a mounting plate (4), the other end of the main supporting rod is connected with a main fastening bolt (512) through a main universal joint (511), one end of the auxiliary supporting telescopic rod (52) is hinged to the mounting plate (4), and the other end of the auxiliary supporting telescopic rod is connected with an auxiliary fastening bolt (522) through an auxiliary universal joint (521); correspondingly, the concave surface of the arc-shaped template (6) is provided with a main bolt mounting hole (61) for mounting a main fastening bolt (512) and an auxiliary bolt mounting hole (62) for mounting an auxiliary fastening bolt (522);

the moving platform (1) side is also provided with a material frame (7) for placing the arc-shaped template (6) and an adjusting mechanism (8) for adjusting the distance between the arc-shaped template (6) in the material frame (7) and the main fastening bolt (512) and the auxiliary fastening bolt (522).

2. The tunnel trolley according to claim 1, characterized in that the roll-over stand (2) located at the most central part of the mobile platform (1) is a first stage, and is arranged as a second stage, a third stage … … along two sides, and so on to the nth stage; and the vertical heights of the axes thereof decrease in sequence from the first stage to the nth stage.

3. The tunnel trolley according to claim 1, characterized in that the moving platform (1) is laterally movably provided with an arm (11), the arm (11) is rotatably provided with a screw (12) around a vertical shaft, and a cushion block (13) is arranged at the bottom of the screw (12).

4. The tunnel trolley according to claim 1, characterized in that a walking mechanism is arranged at the bottom of the mobile platform (1) and comprises rollers (14) oppositely arranged at the bottom of the mobile platform (1) and a guide rail (15) used for supporting the rollers (14) on the foundation.

5. The tunnel trolley according to claim 1, wherein the rotary driving mechanism is a worm gear reducer, and is mounted on the moving platform (1), and the output end of the rotary driving mechanism is in transmission connection with the shaft end of the end part of the roll-over stand (2).

6. The tunnel trolley according to claim 1, characterized in that the telescopic mechanism (3) is a multistage hydraulic ram.

7. The tunnel trolley according to claim 1, characterized in that the secondary support telescopic rods (52) are hydraulic rams.

8. The tunnel trolley according to claim 1, characterized in that the adjusting mechanism (8) comprises: one end of the connecting rod (81) is hinged to the side of the moving platform (1), the other end of the connecting rod (81) is hinged to the bottom of the material frame (7), and the axis of the connecting rod is horizontal; one end of the first telescopic rod (82) is hinged to the side of the moving platform (1), the other end of the first telescopic rod is hinged to the connecting rod (81), and when the first telescopic rod is telescopic, the connecting rod (81) is enabled to horizontally turn around an axis close to the side of the moving platform (1); one end of the second telescopic rod (83) is hinged to the side of the moving platform (1), the other end of the second telescopic rod is hinged to the bottom of the material frame (7), and when the second telescopic rod is telescopic, the material frame (7) is enabled to horizontally turn around an axis hinged with the connecting rod (81).

9. The tunnel trolley according to claim 8, characterized in that the first and second telescopic rods (82, 83) are hydraulic rams.

Technical Field

The invention relates to the technical field of engineering construction equipment, in particular to a tunnel trolley convenient for formwork support.

Background

After the tunnel is blasted and excavated, a base needs to be supported by a template, and concrete is poured, so that a regular inner wall surface of the tunnel is formed. In the supporting process of the template, a trolley is needed to be used, the existing trolley and the template are mostly in a connected type, the template is basically customized according to the size of the tunnel hole diameter, the function is single, when the hole diameter changes, the template cannot be quickly adjusted, a new trolley needs to be newly formulated, the cost is increased, resources are wasted, and the construction period is delayed, so that the design and development of the tunnel trolley which can adapt to various hole types and hole diameters are necessary, and the important significance is achieved.

Disclosure of Invention

In view of the above, the present invention provides a tunnel trolley for facilitating formwork support, which is suitable for formwork support requirements of different hole types and hole diameters within a certain range.

In order to achieve the above object, the present invention provides a tunnel trolley convenient for formwork support, comprising: moving platform to and a plurality of roll-over stand that is located it on, roll-over stand one end articulates in moving platform to be connected with the rotation driving mechanism transmission, the other end is connected with the mounting panel through the telescopic machanism that radially stretches out and draws back along the pivot, set up two sets of adjustable supporting mechanism at least along pivot axis direction on the mounting panel, adjustable supporting mechanism includes: the device comprises a main support rod and an auxiliary support telescopic rod, wherein one end of the main support rod is fixedly connected with an installation plate, the other end of the main support rod is connected with a main fastening bolt through a main universal joint, one end of the auxiliary support telescopic rod is hinged to the installation plate, and the other end of the auxiliary support telescopic rod is connected with an auxiliary fastening bolt through an auxiliary universal joint; correspondingly, the concave surface of the arc-shaped template is provided with a main bolt mounting hole for mounting a main fastening bolt and an auxiliary bolt mounting hole for mounting an auxiliary fastening bolt;

the moving platform side is also provided with a material frame for placing the arc-shaped template and an adjusting mechanism for adjusting the distance between the arc-shaped template in the material frame and the main fastening bolt and the auxiliary fastening bolt.

Furthermore, the roll-over stand positioned at the middle part of the mobile platform is a first stage, and is respectively arranged into a second stage … … and a third stage … … along two sides, and so on to the Nth stage; and the vertical heights of the axes thereof decrease in sequence from the first stage to the nth stage.

Further, moving platform side lateral shifting sets up the support arm, install the screw rod around vertical axis rotation on the support arm, the screw rod bottom sets up the cushion.

Furthermore, a walking mechanism is arranged at the bottom of the moving platform and comprises rollers which are oppositely arranged at the bottom of the moving platform and guide rails which are used for supporting the rollers on a foundation.

Furthermore, the rotary driving mechanism is a worm gear speed reducer, is arranged on the moving platform, and the output end of the rotary driving mechanism is in transmission connection with the shaft end at the end part of the roll-over stand.

Furthermore, the telescopic mechanism is a multi-stage hydraulic oil cylinder.

Furthermore, the auxiliary supporting telescopic rod is a hydraulic oil cylinder.

Further, the adjustment mechanism includes: one end of the connecting rod is hinged to the side of the moving platform, the other end of the connecting rod is hinged to the bottom of the material frame, and the axis of the connecting rod is horizontal; one end of the first telescopic rod is hinged to the side of the moving platform, the other end of the first telescopic rod is hinged to the connecting rod, and when the first telescopic rod is stretched, the connecting rod is enabled to horizontally turn around an axis close to the side of the moving platform; one end of the second telescopic rod is hinged to the side of the movable platform, the other end of the second telescopic rod is hinged to the bottom of the material frame, and when the second telescopic rod is stretched, the material frame is horizontally turned around an axis hinged with the connecting rod.

Furthermore, the first telescopic rod and the second telescopic rod are hydraulic oil cylinders.

Compared with the prior art, the invention has the beneficial effects that: within a certain range, the method is suitable for the formwork supporting requirements of different hole types and hole diameters.

1. The trolley can enter tunnels with different hole types and hole diameters to support the formwork, so that the resource cost is saved, the construction period is shortened, one-vehicle multi-project use is realized by customizing the formwork, and the construction is quickly put into practice.

2. According to the invention, the support arm is pulled out laterally, the cushion block is contacted with the ground through the adjusting screw, the supporting area is increased, and side turning is avoided.

3. According to the invention, the distance between the arc-shaped template in the material frame and the main fastening bolt and the distance between the arc-shaped template in the material frame and the auxiliary fastening bolt can be flexibly adjusted and adjusted through the matching among the connecting rod, the first telescopic rod and the second telescopic rod, and the structure is simple and reliable.

Drawings

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

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

FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion B of FIG. 1 according to the present invention.

In the figure: 1. a mobile platform; 2. a roll-over stand; 3. a telescoping mechanism; 4. mounting a plate; 5. an adjustable support mechanism; 51. a main support bar; 511. a primary gimbal; 512. a main fastening bolt; 52. the auxiliary support telescopic rod; 521. a secondary gimbal; 522, secondary fastening bolt; 6. an arc-shaped template; 61. a main bolt mounting hole; 62. an auxiliary bolt mounting hole; 7. material frame; 8. an adjustment mechanism; 81. a connecting rod; 82. a first telescopic rod; 83. a second telescopic rod; 11. a support arm; 12. a screw; 13. cushion blocks; 14. supporting the rollers; 15. a guide rail.

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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention provides a tunnel trolley for facilitating formwork support, including: moving platform 1, it can be heightened through the removable braced frame of installation, is convenient for prop up the mould to narrow and high tunnel (as shown in fig. 1) to and a plurality of roll-over stand 2 that are located it, 2 one end of roll-over stand articulates in moving platform 1, overturns towards the both sides wall direction in tunnel to be connected with the rotation driving mechanism transmission, the other end is connected with mounting panel 4 through the telescopic machanism 3 that radially stretches out and draws back along the pivot, set up two sets of adjustable supporting mechanism 5 at least along pivot axis direction on mounting panel 4, adjustable supporting mechanism 5 includes: one end of the main support rod 51 is fixedly connected with the mounting plate 4, the other end of the main support rod 51 is connected with a main fastening bolt 512 through a main universal joint 511, one end of the auxiliary support telescopic rod 52 is hinged on the mounting plate 4, the axis of the auxiliary support telescopic rod is parallel to the overturning axis of the end of the overturning frame 2, and the other end of the auxiliary support telescopic rod is connected with an auxiliary fastening bolt 522 through an auxiliary universal joint 521; correspondingly, the concave surface of the arc-shaped template 6 is provided with a main bolt mounting hole 61 for mounting a main fastening bolt 512 and an auxiliary bolt mounting hole 62 for mounting an auxiliary fastening bolt 522;

the moving platform 1 is also provided with a material frame 7 for placing the arc-shaped template 6 and an adjusting mechanism 8 for adjusting the distance between the arc-shaped template 6 in the material frame 7 and the main fastening bolt 512 and the auxiliary fastening bolt 522. The arc-shaped templates 6 are stacked in the material frame 7, one side with the bolt mounting holes faces the direction of the fastening bolts, the relative heights and the horizontal distances between the bolt mounting holes in the arc-shaped templates 6 and the fastening bolts in the material frame 7 are adjusted and adjusted through the adjusting mechanisms 8, workers can conveniently align and mount the arc-shaped templates, and the problem that the quality of the templates is difficult to adjust is solved.

In the specific use process: the arc-shaped template 6 can be customized according to the shapes of the top wall and the side wall of the tunnel, namely the change of radian is mainly carried out; after the moving platform 1 is placed in a tunnel and is located at a middle position, firstly, the turning frame 2 at the middle position of the moving platform 1 is rotated to be horizontal, the arc-shaped template 6 at the top of the tunnel is fastened with the main bolt mounting hole 61 and the auxiliary bolt mounting hole 62 through the main fastening bolt 512, then, the turning frame 2 is turned to be in a vertical state, the angle is adjusted through the extension and retraction of the auxiliary support telescopic rod 52, and then the arc-shaped template 6 is jacked to the highest position through the telescopic mechanism 3; according to the method, the arc-shaped formworks 6 close to the two sides of the middle position are placed in top and returned in position in sequence, … …, after the arc-shaped formwork 6 at the top of the last tunnel is placed in top, straight formworks of the side walls are erected manually, and all the telescopic mechanisms 3 are retracted for a certain distance slightly, so that all the formworks are finally overlapped together to form a whole body, and subsequent pouring is facilitated. Understandably, the trolley can adapt to the formwork supporting requirements of different hole types and hole diameters within a certain range, and only different types of templates are needed to be customized, so that the cost and the construction period are saved.

In this embodiment, preferably, the roll-over stand 2 located at the most middle part of the mobile platform 1 is a first stage, and is respectively arranged as a second stage … … and a third stage … … along two sides, and so on to the nth stage; and the vertical heights of the axes thereof decrease in sequence from the first stage to the nth stage. So as to prevent the interference with the outside roll-over stand 2 when the middle roll-over stand 2 is turned over to the horizontal.

In this embodiment, preferably, the moving platform 1 is provided with a support arm 11 in a lateral moving manner, the support arm 11 is provided with a screw 12 rotatably mounted around a vertical axis, the bottom of the screw 12 is provided with a cushion block 13, and the top of the screw is provided with a hand wheel. The support arm is pulled out laterally, the cushion block 13 is contacted with the ground through the adjusting screw 12, the supporting area is increased, and side turning is avoided.

In this embodiment, preferably, the bottom of the mobile platform 1 is provided with a walking mechanism, which includes rollers 14 oppositely disposed at the bottom of the mobile platform 1, and a guide rail 15 on the foundation for supporting the rollers 14. Is convenient to move.

In this embodiment, preferably, the rotation driving mechanism is a worm gear reducer, and is installed on the moving platform 1, and an output end of the rotation driving mechanism is in transmission connection with an end of the roll-over stand 2. The self-locking performance of the worm gear speed reducer is utilized to avoid the free rotation of the roll-over stand 2.

In this embodiment, preferably, the telescopic mechanism 3 is a multi-stage hydraulic oil cylinder.

In this embodiment, the secondary support extension rod 52 is preferably a hydraulic cylinder.

In this embodiment, preferably, the adjusting mechanism 8 includes: the material frame comprises a connecting rod 81, a first telescopic rod 82 and a second telescopic rod 83, wherein one end of the connecting rod 81 is hinged to the side of the moving platform 1, the other end of the connecting rod 81 is hinged to the bottom of the material frame 7, and the axis of the connecting rod is horizontal; one end of the first telescopic rod 82 is hinged to the side of the moving platform 1, the other end of the first telescopic rod is hinged to the connecting rod 81, and when the first telescopic rod extends and retracts, the connecting rod 81 is enabled to horizontally turn around an axis close to the side of the moving platform 1; one end of the second telescopic rod 83 is hinged to the side of the moving platform 1, the other end of the second telescopic rod is hinged to the bottom of the material frame 7, and when the second telescopic rod extends and retracts, the material frame 7 is enabled to horizontally turn around an axis hinged with the connecting rod 81. The adjusting mechanism can flexibly adjust and adjust the distance between the arc-shaped template 6 in the material frame 7 relative to the main fastening bolt 512 and the auxiliary fastening bolt 522 through the matching among the connecting rod, the first telescopic rod 82 and the second telescopic rod 83, and the structure is simple and reliable.

In this embodiment, preferably, the first and second extension rods 82, 83 are hydraulic cylinders.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.