CN217923641U

CN217923641U - Assembled steel construction box utility tunnel supporting construction

Info

Publication number: CN217923641U
Application number: CN202221363514.XU
Authority: CN
Inventors: 周佳; 王涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-29
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses an assembled steel construction box utility tunnel underground structure, concretely relates to foundation ditch field, the utility model discloses a cylinder, cylindrical arc surface is equipped with strutting arrangement, and strutting arrangement includes two backup pads, and two backup pads rotate with the cylinder to be connected, and the fixed surface of two backup pads is connected with the slip rail, and the slip hole has been seted up on the surface of slip rail, and the inside sliding connection of slip rail has the adjusting block, the spacing post of both ends fixedly connected with of adjusting block, and the one end threaded connection of two slip rails has two first bolts, first bolt and adjusting block threaded connection, cylindrical arc surface fixedly connected with L shape piece, and cylindrical one end fixedly connected with pneumatic cylinder is kept away from to the L shape piece, the utility model discloses can strengthen the support intensity to utility tunnel foundation ditch edge department, reduce the incident emergence of utility tunnel edge department soil collapse, avoid taking place the condition that soil collapse influences the later stage and pour the ground to appear.

Description

Assembled steel construction box utility tunnel underground structure

Technical Field

The utility model belongs to the technical field of the foundation ditch and specifically relates to an assembled steel construction box utility tunnel supporting construction is related to.

Background

In order to ensure the safety and efficiency of the construction of an underground main structure in deep foundation pit engineering, an enclosure structure and a plurality of supporting structures are generally required to be arranged around a foundation pit. The support intensity of assembled steel construction box to utility tunnel foundation ditch edge is relatively poor, causes the soil collapse of edge easily to influence the pouring of later stage to the ground.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the relatively poor problem of utility tunnel foundation ditch edge support intensity and propose an assembled steel construction box utility tunnel underground structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an assembled steel construction box utility tunnel underground structure, includes the cylinder, cylindrical arc surface is equipped with supporting device, supporting device includes two backup pads, two the backup pad rotates with the cylinder to be connected, two the fixed surface of backup pad is connected with the slip rail, the slip hole has been seted up on the surface of slip rail, the inside sliding connection of slip rail has the adjusting block, the spacing post of both ends fixedly connected with of adjusting block, two the one end threaded connection of slip rail has two first bolts, first bolt and adjusting block threaded connection, cylindrical arc surface fixedly connected with L-shaped piece, cylindrical one end fixedly connected with pneumatic cylinder is kept away from to the L-shaped piece, the output fixedly connected with connecting block of pneumatic cylinder, the one end and the adjusting block fixed connection of keeping away from the pneumatic cylinder of connecting block.

The effect that above-mentioned part reaches is: can strengthen the support intensity to utility tunnel foundation ditch edge, reduce the incident of utility tunnel foundation ditch edge soil collapse and take place, avoid taking place soil collapse and influence the condition appearance that the later stage was pour to the ground.

Preferably, the surface of the supporting plate is fixedly connected with a fixing block, the inner part of the fixing block is in threaded connection with a plurality of second bolts, the second bolts are equally divided into two groups, and the two groups of second bolts are in threaded connection with the supporting plate.

The effect that above-mentioned part reaches does: the right angle that two backup pads formed can be consolidated, promotes the backup pad and to the support of foundation ditch corner.

Preferably, the surface of the sliding rail is fixedly connected with two arc strips, and the two arc strips are distributed on two sides of the limiting column.

The effect that above-mentioned part reaches is: the contact area between the limiting column and the sliding rail is reduced, so that the effect of reducing the friction force between the sliding rail and the limiting column is achieved.

Preferably, the cross section of the connecting block is U-shaped, the size of the connecting block is matched with that of the adjusting block, and two arms of the connecting block are fixedly connected with the adjusting block.

The effect that above-mentioned part reaches is: the force of the adjusting block received by the hydraulic cylinder can be dispersed to two ends of the adjusting block, so that the influence of the output end of the hydraulic cylinder on the shape of the adjusting block is reduced.

Preferably, the cylindrical surface is equipped with the mobile device, the mobile device includes the movable plate, movable plate and cylinder fixed connection, the one end fixedly connected with of movable plate removes the wheel, the inside sliding connection of movable plate has four staples, and four staples etc. are divided into two sets ofly, and are two sets of the staple distributes in the both sides of movable plate, the fixed surface of movable plate is connected with the U-shaped board, the both arms sliding connection of U-shaped board has the joint board.

The effect that above-mentioned part reaches is: the supporting device is conveniently moved to a proper position at the corner of the foundation pit, and the supporting device is convenient for supporting and protecting the foundation pit.

Preferably, the surface of the moving plate is fixedly connected with a limiting block, and the limiting block is connected with the clamping plate in a sliding mode.

The effect that above-mentioned part reaches is: can restrict the removal orbit of joint board, promote the stability that the joint board removed.

Preferably, the surface of the clamping plate is fixedly connected with an auxiliary handle, and the arc surface of the auxiliary handle is provided with an anti-skid protrusion.

The effect that above-mentioned part reaches is: supplementary staff removes joint board, makes things convenient for the removal of joint board.

To sum up, the beneficial effects of the utility model are that: can strengthen the support intensity to utility tunnel foundation ditch edge, reduce the incident of utility tunnel foundation ditch edge soil collapse and take place, avoid taking place soil collapse and influence the condition appearance that the later stage was pour to the ground.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic perspective view of the supporting device of the present invention.

Fig. 3 is an enlarged view of fig. 2 a according to the present invention.

Fig. 4 is a schematic perspective view of the mobile device of the present invention.

Description of reference numerals: 1. a cylinder; 2. a support device; 201. a support plate; 202. a sliding rail; 203. a slide hole; 204. an adjusting block; 205. a limiting column; 206. a first bolt; 207. an L-shaped block; 208. a hydraulic cylinder; 209. connecting blocks; 210. a fixed block; 211. a second bolt; 212. a circular arc strip; 3. a mobile device; 31. moving the plate; 32. a moving wheel; 33. fixing nails; 34. a U-shaped plate; 35. a clamping and connecting plate; 36. a limiting block; 37. and (4) an auxiliary handle.

Detailed Description

Referring to fig. 1, this embodiment discloses an assembled steel construction box utility tunnel underground structure, including cylinder 1, the arc surface of cylinder 1 is equipped with strutting arrangement 2, and the surface of cylinder 1 is equipped with mobile device 3.

Referring to fig. 2 and 3, the embodiment discloses a supporting device 2 including two supporting plates 201, the two supporting plates 201 are rotatably connected with a cylinder 1, the surfaces of the two supporting plates 201 are fixedly connected with a sliding rail 202, a sliding hole 203 is formed in the surface of the sliding rail 202, an adjusting block 204 is slidably connected inside the sliding rail 202, two ends of the adjusting block 204 are fixedly connected with a limiting column 205, one end of each of the two sliding rails 202 is in threaded connection with two first bolts 206, the first bolts 206 are in threaded connection with the adjusting block 204, an arc surface of the cylinder 1 is fixedly connected with an L-shaped block 207, one end of the L-shaped block 207, which is far away from the cylinder 1, is fixedly connected with a hydraulic cylinder 208, an output end of the hydraulic cylinder 208 is fixedly connected with a connecting block 209, and one end of the connecting block 209, which is far away from the hydraulic cylinder 208, is fixedly connected with the adjusting block 204. Can strengthen the support intensity to utility tunnel foundation ditch edge, reduce the incident of utility tunnel foundation ditch edge soil collapse and take place, avoid taking place soil collapse and influence the condition appearance that the later stage was pour to the ground.

Referring to fig. 2 and 3, in the embodiment, a fixing block 210 is fixedly connected to the surface of the supporting plate 201, a plurality of second bolts 211 are threadedly connected inside the fixing block 210, the plurality of second bolts 211 are equally divided into two groups, and the two groups of second bolts 211 are threadedly connected to the supporting plate 201. The right angle formed by the two supporting plates 201 can be reinforced, and the supporting of the supporting plates 201 on the corners of the foundation pit is improved. The surface of the sliding rail 202 is fixedly connected with two arc strips 212, and the two arc strips 212 are distributed on two sides of the limiting column 205. The contact area between the position-limiting column 205 and the sliding rail 202 is reduced, so that the effect of reducing the friction force between the sliding rail 202 and the position-limiting column 205 is achieved. The cross section of the connecting block 209 is U-shaped, the size of the connecting block 209 is matched with that of the adjusting block 204, and two arms of the connecting block 209 are fixedly connected with the adjusting block 204. The force of the hydraulic cylinder 208 on the set block 204 may be distributed across the set block 204 to reduce the effect of the output of the hydraulic cylinder 208 on the shape of the set block 204.

Referring to fig. 4, the present embodiment discloses that the surface of the cylinder 1 is provided with the moving device 3, the moving device 3 includes a moving plate 31, the moving plate 31 is fixedly connected with the cylinder 1, one end of the moving plate 31 is fixedly connected with a moving wheel 32, the inside of the moving plate 31 is slidably connected with four fixing nails 33, the four fixing nails 33 are equally divided into two groups, the two groups of fixing nails 33 are distributed on two sides of the moving plate 31, the surface of the moving plate 31 is fixedly connected with a U-shaped plate 34, and two arms of the U-shaped plate 34 are slidably connected with a clamping plate 35. The supporting device 2 is convenient to move to a proper position at the corner of the foundation pit, and the supporting device 2 is convenient to support and protect the foundation pit. The surface of the moving plate 31 is fixedly connected with a limiting block 36, and the limiting block 36 is slidably connected with the clamping plate 35. The moving track of the clamping plate 35 can be limited, and the moving stability of the clamping plate 35 is improved. An auxiliary handle 37 is fixedly connected to the surface of the clamping plate 35, and an anti-skid protrusion is arranged on the arc surface of the auxiliary handle 37. Supplementary staff removes joint board 35, makes things convenient for joint board 35's removal.

The working principle is as follows: when the corners of the foundation pit need to be supported and protected, the supporting device 2 is moved to the corners of the foundation pit, the hydraulic cylinder 208 on the L-shaped block 207 is started, the output end of the hydraulic cylinder 208 drives the connecting block 209 to move towards the cylinder 1, the adjusting block 204 is driven to move in the sliding rail 202 on the supporting plate 201, the adjusting block 204 is made to approach the cylinder 1, the limiting column 205 improves the moving stability of the adjusting block 204 on the sliding rail 202, the arc strip 212 reduces the friction force between the limiting column 205 and the sliding rail 202, finally the two supporting plates 201 are made to be in a vertical relation, then the first bolt 206 is rotated to fix the position of the adjusting block 204 on the sliding rail 202 for the second time, the fixing block 210 is placed at the included angle of the two supporting plates 201, the fixing block 210 is fixed on the supporting plate 201 through the second bolt 211, and the effect of improving the vertical relation of the two supporting plates 201 is achieved. Through strutting arrangement 2, can strengthen the support intensity to utility tunnel foundation ditch edge, reduce the incident of utility tunnel foundation ditch edge soil collapse and take place, avoid taking place the soil collapse influence later stage and to the condition appearance that the ground was pour.

Before the supporting device 2 is used, when the angle of the supporting device 2 at the corner of a foundation pit is adjusted, the supporting device 2 is placed on the movable plate 31, the L-shaped plate is arranged in the U-shaped plate 34 at this time, the clamping plate 35 of the limiting block 36 is moved through the auxiliary handle 37, the clamping plate 35 is moved into the U-shaped plate 34, the limiting block 36 on the movable plate 31 limits the moving track of the clamping plate 35, and finally after the angle is adjusted, the fixing nail 33 is nailed into the ground, and the movable plate 31 is fixed. Through mobile device 3, conveniently give the suitable position of removing the corner of foundation ditch with strutting arrangement 2, make things convenient for strutting arrangement 2 to support the protection to the foundation ditch.

Claims

1. The utility model provides an assembled steel construction box utility tunnel underground structure, includes cylinder (1), its characterized in that: the arc surface of cylinder (1) is equipped with strutting arrangement (2), strutting arrangement (2) includes two backup pads (201), two backup pad (201) rotate with cylinder (1) and are connected, two the fixed surface of backup pad (201) is connected with slip rail (202), sliding hole (203) have been seted up on the surface of slip rail (202), the inside sliding connection of slip rail (202) has adjusting block (204), the spacing post of both ends fixedly connected with (205) of adjusting block (204), two the one end threaded connection of slip rail (202) has two first bolt (206), first bolt (206) and adjusting block (204) threaded connection, the arc surface fixedly connected with L shape piece (207) of cylinder (1), one end fixedly connected with pneumatic cylinder (208) of cylinder (1) is kept away from in L shape piece (207), the output fixedly connected with connecting block (209) of pneumatic cylinder (208), the one end of keeping away from pneumatic cylinder (209) of connecting block (209) and adjusting block (204) fixed connection.

2. The assembly type steel structure box type comprehensive pipe gallery foundation pit supporting structure of claim 1, characterized in that: the surface of the supporting plate (201) is fixedly connected with a fixing block (210), a plurality of second bolts (211) are connected to the inner threads of the fixing block (210), the second bolts (211) are equally divided into two groups, and the two groups of second bolts (211) are in threaded connection with the supporting plate (201).

3. The assembly type steel structure box utility tunnel underground structure of claim 1, its characterized in that: the surface of the sliding rail (202) is fixedly connected with two arc strips (212), and the two arc strips (212) are distributed on two sides of the limiting column (205).

4. The assembly type steel structure box type comprehensive pipe gallery foundation pit supporting structure of claim 1, characterized in that: the cross section of the connecting block (209) is U-shaped, the size of the connecting block (209) is matched with that of the adjusting block (204), and two arms of the connecting block (209) are fixedly connected with the adjusting block (204).

5. The assembly type steel structure box utility tunnel underground structure of claim 1, its characterized in that: the surface of cylinder (1) is equipped with mobile device (3), mobile device (3) are including movable plate (31), movable plate (31) and cylinder (1) fixed connection, the one end fixedly connected with of movable plate (31) removes wheel (32), the inside sliding connection of movable plate (31) has four staple (33), and four staple (33) etc. divide into two sets ofly, two sets of staple (33) distribute in the both sides of movable plate (31), the fixed surface of movable plate (31) is connected with U-shaped board (34), two arm sliding connection of U-shaped board (34) have joint board (35).

6. The assembly type steel structure box type comprehensive pipe gallery foundation pit supporting structure of claim 5, characterized in that: the surface of the moving plate (31) is fixedly connected with a limiting block (36), and the limiting block (36) is connected with the clamping plate (35) in a sliding mode.

7. The assembly type steel structure box type comprehensive pipe gallery foundation pit supporting structure of claim 5, characterized in that: the surface of the clamping plate (35) is fixedly connected with an auxiliary handle (37), and the arc surface of the auxiliary handle (37) is provided with an anti-skid protrusion.