CN222254014U

CN222254014U - Support reinforcing apparatus

Info

Publication number: CN222254014U
Application number: CN202421244400.2U
Authority: CN
Inventors: 王窑瑶; 同毅辉; 张赐贤; 张哲�
Original assignee: First Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Current assignee: First Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Priority date: 2024-06-03
Filing date: 2024-06-03
Publication date: 2024-12-27
Anticipated expiration: 2034-06-03

Abstract

The utility model relates to the technical field of tunnel construction, specifically to a supporting and reinforcing device, including a bottom supporting structure and a top supporting structure, the bottom supporting structure including a supporting plate 1, a plurality of hydraulic cylinders 1 being fixedly installed on the top of the supporting plate 1, and a plurality of universal wheels being fixedly installed on the bottom of the supporting plate 1, the top supporting structure including a supporting plate 2, the supporting plate 2 being fixedly connected to the top of the hydraulic cylinder 1, the top of the supporting plate 2 being fixedly connected to two fixed blocks, a rotating block being rotatably arranged at the side end of the fixed block, a limiting structure being arranged between the rotating block and the fixed block, a hydraulic cylinder 2 being fixedly installed on the top of the rotating block, and a supporting plate 3 being fixedly connected at the output end of the hydraulic cylinder 2. The supporting and reinforcing device can play a supporting effect on the surrounding rock, is convenient for subsequent backfilling operations, can adapt to different usage scenarios, has high applicability, is relatively convenient to use, and has high practicality.

Description

Support reinforcing apparatus

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a supporting and reinforcing device.

Background

In the construction process of a tunnel, the phenomenon that the unsupported section of the surrounding rock of the tunnel construction face collapses often occurs, so that a cavity tends to be formed in the unsupported section, the cavity part needs to be treated in time, the cavity part is generally treated in a backfilling mode, and the surrounding rock of the cavity part needs to be supported and reinforced before backfilling, so that the phenomenon that the surrounding rock collapses in the backfilling process is avoided.

For this reason, we propose a supporting and reinforcing device to solve this problem, which is used to support and reinforce the surrounding rock of the backfill part conveniently.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a supporting and reinforcing device which is used for supporting and reinforcing surrounding rocks of a backfill part conveniently.

(II) technical scheme

The support reinforcing device comprises a bottom end support structure and a top end support structure, and is characterized in that the bottom end support structure comprises a first support plate, a plurality of first hydraulic cylinders are fixedly arranged at the top end of the first support plate, and a plurality of universal wheels are fixedly arranged at the bottom end of the first support plate;

The top end supporting structure comprises a second supporting plate, the second supporting plate is fixedly connected to the top end of the first hydraulic cylinder, the top end of the second supporting plate is fixedly connected with two fixed blocks, the side ends of the fixed blocks are rotatably provided with rotating blocks, a limiting structure is arranged between the rotating blocks and the fixed blocks, the top end of the rotating block is fixedly provided with the second hydraulic cylinder, and the output end of the second hydraulic cylinder is fixedly connected with the third supporting plate;

Limit structure includes slide and jack, and the jack is seted up on the outer wall of fixed block, and the slide slides the inside that sets up at the turning block, and the bottom fixedly connected with inserted bar of slide, inserted bar and jack grafting cooperation are provided with the spring between the inner wall of slide and turning block, the top fixedly connected with connecting rod of slide, the top fixedly connected with handle one of connecting rod.

Preferably, a plurality of jacks are uniformly arranged on the outer wall of the fixed block.

Preferably, the bottom fixedly connected with stopper of slide, stopper and rotor block grafting cooperation.

Preferably, a sliding rod is arranged in the third supporting plate in a sliding manner, the fourth supporting plate is fixedly connected to the side wall of the sliding rod, and the second handle is fixedly connected to the bottom end of the sliding rod.

Preferably, a limiting rod is fixedly connected to the side wall of the fourth supporting plate, and the limiting rod is slidably arranged in the third supporting plate.

Preferably, a protective fence is fixedly arranged at the top end of the second supporting plate.

(III) beneficial effects

Compared with the prior art, the utility model provides a supporting and reinforcing device, which has the following beneficial effects:

This support reinforcing apparatus can remove the backup pad second through the mode of starting pneumatic cylinder one to make things convenient for the staff to carry out the operation at the top of backup pad second, simultaneously, through starting pneumatic cylinder second, can make backup pad third remove, until contact with the country rock that waits to backfill, just also can play the effect of a support to the country rock, make things convenient for subsequent backfill operation, simultaneously, because the turning block can rotate, consequently, make things convenient for adjusting backup pad third's angle, thereby can adapt to different usage scene, the suitability is higher, it is comparatively convenient to use, conveniently carry out the backfill operation, higher practicality has.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the inside of the fixed block and the rotating block of the present utility model;

FIG. 3 is a schematic view of a partial connection structure according to the present utility model;

Fig. 4 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present utility model.

The device comprises a first supporting plate, a second supporting plate, a first hydraulic cylinder, a third universal wheel, a fourth supporting plate, a second supporting plate, a 5 fixing block, a 6 rotating block, a 7 hydraulic cylinder, a second 8 supporting plate, a third 9 supporting plate, a sliding plate, a10 inserting hole, a 11 inserting rod, a 12 spring, a 13 connecting rod, a 14 connecting rod, a first handle, a 15 limiting block, a 16 connecting rod, a 17 connecting rod, a fourth supporting plate, a 18 connecting rod, a 19 connecting rod, a 20 limiting rod and a protective fence.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, a support reinforcing apparatus includes a bottom support structure and a top support structure, the bottom support structure includes a support plate 1, a plurality of hydraulic cylinders 2 are fixedly mounted on the top end of the support plate 1, and a plurality of universal wheels 3 are fixedly mounted on the bottom end of the support plate 1.

Through the setting of universal wheel 3, the convenience removes the device, just also can improve the convenience when the device uses.

The top bearing structure includes backup pad two 4, and backup pad two 4 fixed connection is on the top of pneumatic cylinder one 2, and the top fixedly connected with of backup pad two 4 is fixed block 5, and the side rotation of fixed block 5 is provided with rotor block 6, is provided with limit structure between rotor block 6 and the fixed block 5, and the top fixed mounting of rotor block 6 has pneumatic cylinder two 7, and the output fixedly connected with backup pad three 8 of pneumatic cylinder two 7.

The staff can stand the top of backup pad two 4, to backfill the operation, simultaneously, start pneumatic cylinder one 2, can drive backup pad two 4 and remove, just also conveniently say the workman and transport the height of suitable work, do benefit to improving the operating efficiency, simultaneously, start pneumatic cylinder two 7, can make backup pad three 8 remove, make backup pad three 8 and surrounding rock contact, just also can play a supporting effect to the surrounding rock, the follow-up backfill operation of being convenient for, simultaneously, because rotating block 6 can rotate, just also conveniently adjust backup pad three 8's angle, be favorable to improving application range, and then improve the suitability of device, wherein limit structure is responsible for fixing backup pad three 8's angle.

The limit structure comprises a sliding plate 9 and a jack 10, the jack 10 is arranged on the outer wall of the fixed block 5, the sliding plate 9 is arranged in the rotating block 6 in a sliding mode, an inserting rod 11 is fixedly connected to the bottom end of the sliding plate 9, the inserting rod 11 is in plug-in connection with the jack 10, a spring 12 is arranged between the sliding plate 9 and the inner wall of the rotating block 6, a connecting rod 13 is fixedly connected to the top end of the sliding plate 9, and a handle 14 is fixedly connected to the top end of the connecting rod 13.

Through pulling handle one 14, under the connecting action of connecting rod 13, can drive slide 9 and remove, and then make inserted bar 11 break away from with jack 10 to conveniently rotate rotating block 6, simultaneously, after loosening handle one 14, under the effect of spring 12, can make slide 9 drive inserted bar 11 reinsertion to the inside of jack 10, and then fix rotating block 6, thereby play the effect of fixed backup pad three 8 angles.

Referring to fig. 2, a plurality of insertion holes 10 are uniformly formed on the outer wall of the fixed block 5.

Since the insertion holes 10 are provided in plurality, the support plate three 8 is conveniently fixed in a multi-angle manner.

Referring to fig. 4, a limiting block 15 is fixedly connected to the bottom end of the sliding plate 9, and the limiting block 15 is in plug-in fit with the rotating block 6.

In the process of upward movement of the sliding plate 9, the limiting block 15 moves along with the sliding plate until the sliding plate is not inserted into the rotating block 6, and then the limiting block 15 can rotate by a certain angle through the first handle 14, so that the limiting block 15 rotates under the connection effect of the connecting rod 13 and the sliding plate 9, when the first handle 14 is loosened, the limiting block 15 can be propped against the inside of the rotating block 6 under the action of the spring 12, and cannot be inserted into the inside of the rotating block 6, and therefore the inserting rod 11 can be prevented from being inserted into the jack 10, and the rotating block 6 can be conveniently rotated in practice.

Referring to fig. 3, a sliding rod 16 is slidably disposed in the third support plate 8, a fourth support plate 17 is fixedly connected to a side wall of the sliding rod 16, and a second handle 18 is fixedly connected to a bottom end of the sliding rod 16.

Through the mode of moving the handle II 18, the supporting plate IV 17 can be driven to move under the connecting action of the sliding rod 16, and the effect of enlarging the supporting range can be achieved, so that the applicability of the device is improved, and the device is more convenient to use.

Referring to fig. 3, a limiting rod 19 is fixedly connected to a side wall of the fourth supporting plate 17, and the limiting rod 19 is slidably disposed inside the third supporting plate 8.

The limiting rod 19 can have a limiting and supporting effect on the fourth supporting plate 17, so that the fourth supporting plate 17 is more stable.

Referring to fig. 1, a guard rail 20 is fixedly mounted on the top end of the second support plate 4.

The guard rail 20 plays a good protective role on the staff at the top end of the second supporting plate 4, and is beneficial to improving the safety of the device.

In summary, the theory of operation and the working process of this support reinforcing apparatus are, when using, at first remove this support reinforcing apparatus in the place of required use, then the staff can stand the top of backup pad two 4, at start-up pneumatic cylinder one 2, until the staff rises to suitable work height, upward remove handle one 14, afterwards rotatory rotating block 6, until backup pad three 8 rotates suitable angle, loosen handle one 14, slide handle two 18, until backup pad four 17 moves suitable position, finally alright start-up pneumatic cylinder two 7, make backup pad three 8 and backup pad four 17 support the reinforcement to the country rock, can carry out subsequent backfill operation, the device is used comparatively conveniently, the suitability is higher, be convenient for carry out backfill operation, has higher practicality.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The support reinforcing device comprises a bottom end support structure and a top end support structure and is characterized in that the bottom end support structure comprises a first support plate (1), a plurality of first hydraulic cylinders (2) are fixedly arranged at the top end of the first support plate (1), and a plurality of universal wheels (3) are fixedly arranged at the bottom end of the first support plate (1);

The top end supporting structure comprises a second supporting plate (4), the second supporting plate (4) is fixedly connected to the top end of the first hydraulic cylinder (2), the top end of the second supporting plate (4) is fixedly connected with two fixed blocks (5), side ends of the fixed blocks (5) are rotatably provided with rotating blocks (6), a limiting structure is arranged between the rotating blocks (6) and the fixed blocks (5), the top end of the rotating blocks (6) is fixedly provided with a second hydraulic cylinder (7), and the output end of the second hydraulic cylinder (7) is fixedly connected with a third supporting plate (8);

Limit structure includes slide (9) and jack (10), and on the outer wall of fixed block (5) was seted up in jack (10), slide (9) slip set up in the inside of rotating block (6), the bottom fixedly connected with inserted bar (11) of slide (9), and inserted bar (11) are pegged graft with jack (10) and are cooperated, are provided with spring (12) between the inner wall of slide (9) and rotating block (6), the top fixedly connected with connecting rod (13) of slide (9), the top fixedly connected with handle (14) of connecting rod (13).

2. A support reinforcing device according to claim 1, characterized in that a plurality of the insertion holes (10) are uniformly provided on the outer wall of the fixed block (5).

3. The supporting and reinforcing device according to claim 1, wherein the bottom end of the sliding plate (9) is fixedly connected with a limiting block (15), and the limiting block (15) is in plug-in fit with the rotating block (6).

4. The supporting and reinforcing device according to claim 1, wherein a sliding rod (16) is slidably arranged in the third supporting plate (8), a fourth supporting plate (17) is fixedly connected to the side wall of the sliding rod (16), and a second handle (18) is fixedly connected to the bottom end of the sliding rod (16).

5. The supporting and reinforcing device according to claim 4, wherein a limiting rod (19) is fixedly connected to the side wall of the fourth supporting plate (17), and the limiting rod (19) is slidably arranged in the third supporting plate (8).

6. A support reinforcing apparatus according to claim 1, wherein a guard rail (20) is fixedly installed at the top end of the second support plate (4).