CN220167946U - Tunnel subway construction reinforced structure - Google Patents

Abstract

The utility model provides a tunnel subway construction reinforced structure, includes the main support, the left and right sides of main support all is equipped with two fixed blocks, four a side center department fixedly connected with bracing piece of fixed block, the surface movable sleeve of bracing piece is equipped with the U-shaped frame, the one end fixed mounting of U-shaped frame has the support arc board, the central zone who supports the arc board has seted up the through groove, the one end fixedly connected with wheel carrier of bracing piece, the inside rotation of wheel carrier is provided with the gyro wheel, and its gyro wheel passes through the through groove to one side that supports the arc board. According to the utility model, through the cooperation of the structures such as the supporting arc plate, the U-shaped frame and the threaded rod, the conical gear, the gear and the like in the supporting arc plate can drive the threaded rod to rotate after the knob is rotated, the U-shaped frame can do lifting motion on the supporting rod by the rotation of the threaded rod, so that the supporting arc plate descends to squeeze the inner wall of a tunnel, and the tunnel in the area is supported and reinforced for construction.

Description

Tunnel subway construction reinforced structure

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a tunnel subway construction reinforcing structure.

Background

With the continuous development of economy, domestic urban construction is also under way. The subway is a rapid, large-traffic and electric traction rail traffic constructed in a city, a line positioned in a central urban area is usually positioned in an underground tunnel, and the subway is also a municipal traffic system which is most main in daily travel, highest in use frequency and most convenient. In order to ensure the safety of the subway tunnel during construction, pressure is often required to be applied to the uncured brick surface in the subway tunnel.

The existing subway tunnel construction reinforcing device is used for reinforcing the inner wall of a tunnel, and steel frame supports, scaffolds and other structures are adopted, so that the support structure is difficult to move before the tunnel and is used for reinforcing any area in the tunnel.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tunnel subway construction reinforcing structure, which solves the problems in the background art.

In order to solve the technical problem, according to one aspect of the utility model, the tunnel subway construction reinforcing structure comprises a main support, two fixing blocks are arranged on the left side and the right side of the main support, a supporting rod is fixedly connected to the center of one side of each fixing block, a U-shaped frame is movably sleeved on the surface of each supporting rod, a supporting arc plate is fixedly installed at one end of each U-shaped frame, a through groove is formed in the central area of each supporting arc plate, a wheel carrier is fixedly connected to one end of each supporting rod, and rollers are rotatably arranged in the wheel carrier and penetrate through the through grooves to one side of each supporting arc plate.

Further, a first groove and a second groove are formed in the fixing block, and the second groove is located above the first groove.

Further, a threaded rod is arranged in the first groove in a penetrating mode, and the threaded rod comprises an outer threaded rod and an inner threaded rod.

Further, the threaded end of the threaded rod penetrates through the inner side of the U-shaped frame and is in threaded connection with the U-shaped frame, and the threaded direction of the outer screw rod is opposite to that of the inner screw rod.

Furthermore, the first gears are sleeved on the surfaces of the outer screw and the inner screw in the first groove, a first rotating shaft is arranged in the middle of the first groove in a penetrating mode, the second gears are sleeved on the surfaces of the first rotating shaft in the first groove, and the second gears are meshed with the two first gears.

Still further, the other end of first pivot runs through to the inside in second groove and overlaps and be equipped with second bevel gear, the below region in second groove runs through and is provided with the second pivot, the upper and lower both ends of second pivot overlap respectively and are equipped with first bevel gear and knob, first bevel gear is connected with the meshing of second bevel gear.

The tunnel subway construction reinforcing structure has the beneficial effects that:

(1) According to the utility model, through the cooperation of the structures such as the supporting arc plate, the U-shaped frame and the threaded rod, the conical gear, the gear and the like in the supporting arc plate can drive the threaded rod to rotate after the knob is rotated, the U-shaped frame can do lifting motion on the supporting rod by the rotation of the threaded rod, and thus the supporting arc plate descends to press the inner wall of a tunnel, and the tunnel in the area is supported and reinforced for construction.

(2) According to the utility model, the four rollers are arranged on the main support, so that when any region in the tunnel needs to be reinforced, the supporting arc plate is only required to be stored above the rollers, the device can be easily pushed to move in the tunnel, and after the device moves to a proper position, the supporting arc plate can be supported on the inner wall of the tunnel only by rotating the knob, so that the reinforcement of the tunnel is realized.

Drawings

The utility model will be described in further detail with reference to the accompanying drawings and detailed description.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of area A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a cross-sectional view of the utility model at area A of FIG. 1;

fig. 4 is an enlarged view of area B of fig. 3 in accordance with the present utility model.

In the figure: 1. a main support; 2. a fixed block; 3. a U-shaped frame; 4. supporting an arc plate; 5. a roller; 6. a knob; 7. a support rod; 8. a threaded rod; 9. a through groove; 10. a wheel carrier; 11. a first groove; 12. a first gear; 13. a second gear; 14. a first rotating shaft; 15. a first bevel gear; 16. a second groove; 17. a second bevel gear; 18. a second rotating shaft; 801. an outer screw; 802. an inner screw.

Detailed Description

The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

According to one aspect of the utility model, there is provided a tunnel subway construction reinforcing structure, comprising a main support 1, two fixing blocks 2 are respectively arranged on the left and right sides of the main support 1, a supporting rod 7 is fixedly connected to the center of one side of each of the four fixing blocks 2, a U-shaped frame 3 is movably sleeved on the surface of each supporting rod 7, one end of each U-shaped frame 3 is fixedly provided with a supporting arc plate 4, a through groove 9 is formed in the central area of each supporting arc plate 4, one end of each supporting rod 7 is fixedly connected with a wheel frame 10, a roller 5 is rotatably arranged in the wheel frame 10, the roller 5 penetrates through the through groove 9 to one side of each supporting arc plate 4, the supporting arc plates 4 are accommodated above the roller 5, the device can be easily pushed to move in a tunnel, and after the device is moved to a proper position, only a knob 6 is required to be rotated to support the supporting arc plates 4 on the inner wall of the tunnel, so that the reinforcement of the tunnel can be realized.

In the present embodiment, the first groove 11 and the second groove 16 are formed in the fixing block 2, and the second groove 16 is located above the first groove 11.

In the present embodiment, the first groove 11 is internally provided with a threaded rod 8 therethrough, and the threaded rod 8 includes an outer screw 801 and an inner screw 802.

In this embodiment, the threaded end of the threaded rod 8 penetrates through the inner side of the U-shaped frame 3 and is in threaded connection with the same, and the threaded direction of the outer screw 801 is opposite to that of the inner screw 802, so that the outer screw 801 and the inner screw 802 can synchronously push the U-shaped frame 3 to ascend or descend when rotating in opposite directions due to the opposite threaded directions.

In this embodiment, the first gear 12 is sleeved on the surfaces of the outer screw 801 and the inner screw 802 inside the first groove 11, the first rotating shaft 14 is disposed in the middle of the first groove 11, the second gear 13 is sleeved on the surface of the first rotating shaft 14 inside the first groove 11, and the second gear 13 is meshed with the two first gears 12.

In this embodiment, the other end of the first rotating shaft 14 penetrates into the second groove 16 and is sleeved with the second bevel gear 17, the area below the second groove 16 is penetrated and provided with the second rotating shaft 18, the upper end and the lower end of the second rotating shaft 18 are respectively sleeved with the first bevel gear 15 and the knob 6, the first bevel gear 15 is meshed with the second bevel gear 17, the bevel gear, the gear and the like in the interior of the knob 6 can drive the threaded rod 8 to rotate after rotating the knob 6, the U-shaped frame 3 can be lifted and lowered on the supporting rod 7 due to rotation of the threaded rod 8, and the arc supporting plate 4 can be lowered to squeeze the inner wall of a tunnel, so that the tunnel in the area is supported and reinforced for construction.

The working principle of the device is as follows: when the device is required to be used for reinforcing a subway tunnel, the device is only required to be placed in the tunnel, the roller 5 on the device is utilized to push the device to move in the tunnel easily, after the device is moved to a position required to be fixed, the knob 6 is only required to be rotated at the moment to drive the first bevel gear 15 to rotate through the second rotating shaft 18, the first bevel gear 15 drives the two first gears 12 to rotate through the second bevel gear 17, the first rotating shaft 14 and the second gear 13 after rotating, the two first gears 12 drive the outer screw 801 and the inner screw 802 to reversely rotate, the threads on the outer screw 801 and the inner screw 802 are opposite in direction, so that the U-shaped frame 3 can be pushed to move up and down after the two threaded rods 8 are simultaneously rotated, and after the supporting arc plate 4 descends, the supporting arc plate 4 can press the inner wall of the tunnel, so that the tunnel in the region is reinforced.

Of course, the above description is not intended to limit the utility model, but rather the utility model is not limited to the above examples, and variations, modifications, additions or substitutions within the spirit and scope of the utility model will be within the scope of the utility model.

Claims (6)

1. The utility model provides a tunnel subway construction reinforced structure, includes main support (1), its characterized in that: the utility model discloses a support device for the electric motor of the electric motor car, including main support (1), support bar (3), support bar (4), support bar (7), wheel carrier (10), gyro wheel (5) are provided with in the inside rotation of wheel carrier (10), and its gyro wheel (5) pass through and run through groove (9) to one side of supporting arc board (4), support arc board (4) are offered in the central region of support arc board (4), run through groove (9), the one end fixedly connected with wheel carrier (10) of support bar (7), the inside rotation of wheel carrier (10) is provided with gyro wheel (5).

2. The tunnel subway construction reinforcing structure according to claim 1, wherein: a first groove (11) and a second groove (16) are formed in the fixed block (2), and the second groove (16) is located above the first groove (11).

3. The tunnel subway construction reinforcing structure according to claim 2, wherein: the inside of first groove (11) runs through and is provided with threaded rod (8), threaded rod (8) are including outer screw rod (801) and interior screw rod (802).

4. A tunnel subway construction reinforcing structure according to claim 3, wherein: the threaded end of the threaded rod (8) penetrates through the inner side of the U-shaped frame (3) and is in threaded connection with the U-shaped frame, and the threaded direction of the outer screw rod (801) is opposite to that of the inner screw rod (802).

5. The tunnel subway construction reinforcing structure according to claim 4, wherein: the inside of first groove (11) and the surface that is located outer screw rod (801) and interior screw rod (802) all overlap and are equipped with first gear (12), the centre department in first groove (11) runs through and is provided with first pivot (14), the inside in first groove (11) and the surface cover that is located first pivot (14) are equipped with second gear (13), and its second gear (13) are connected with two first gears (12) meshing.

6. The tunnel subway construction reinforcing structure according to claim 5, wherein: the other end of the first rotating shaft (14) penetrates into the second groove (16) and is sleeved with a second bevel gear (17), a second rotating shaft (18) is arranged in a penetrating mode in the lower area of the second groove (16), the upper end and the lower end of the second rotating shaft (18) are respectively sleeved with a first bevel gear (15) and a knob (6), and the first bevel gear (15) is connected with the second bevel gear (17) in a meshed mode.