阅读说明：本技术 一种隧道纠偏加固结构 (Tunnel reinforced structure that rectifies ) 是由 王永志 薛育山 毛东 于 2021-06-24 设计创作，主要内容包括：本申请涉及一种隧道纠偏加固结构,涉及隧道加固的技术领域,其包括若干间隔分布且呈拱形设置的加固梁,加固梁包括半圆形的顶梁和竖直设置于顶梁两端的侧梁,顶梁和侧梁的外壁均间隔设置有多个支撑梁,支撑梁用于抵触隧道的内侧壁；支撑梁的内侧壁设置有截面为矩形的支撑管,顶梁和侧梁的外壁均设置有对准隧道内壁的截面为矩形的滑动管,滑动管插接滑动连接于支撑管,支撑梁与支撑管之间设置有用于固定支撑管的锁定机构。本申请通过设置位置可调节的支撑梁抵触隧道内壁,实现加固机构工作大小的自由调节,从而实现不同尺寸规格隧道的支撑和加固。(The application relates to a tunnel deviation rectifying and reinforcing structure, which relates to the technical field of tunnel reinforcement and comprises a plurality of reinforcing beams which are distributed at intervals and are arranged in an arched manner, wherein each reinforcing beam comprises a semicircular top beam and side beams which are vertically arranged at two ends of the top beam, a plurality of supporting beams are arranged at intervals on the outer walls of the top beam and the side beams, and the supporting beams are used for abutting against the inner side wall of a tunnel; the inner side wall of the supporting beam is provided with a supporting tube with a rectangular cross section, the outer walls of the top beam and the side beams are provided with sliding tubes which are aligned with the inner wall of the tunnel and have rectangular cross sections, the sliding tubes are connected with the supporting tube in an inserting and sliding mode, and a locking mechanism used for fixing the supporting tube is arranged between the supporting beam and the supporting tube. This application is through setting up a supporting beam conflict tunnel inner wall with adjustable position, realizes the free regulation of strengthening mechanism work size to realize the support and the reinforcement in different dimensions tunnel.)

1. The utility model provides a reinforced structure of rectifying in tunnel which characterized in that: the tunnel reinforcing structure comprises a plurality of reinforcing beams (1) which are distributed at intervals and arranged in an arched manner, wherein each reinforcing beam (1) comprises a semicircular top beam (11) and side beams (12) which are vertically arranged at two ends of the top beam (11), a plurality of supporting beams (2) are arranged on the outer walls of the top beam (11) and the side beams (12) at intervals, and the supporting beams (2) are used for abutting against the inner side wall of a tunnel;

the inner side wall of the supporting beam (2) is provided with a supporting tube (21) with a rectangular cross section, the outer walls of the top beam (11) and the side beam (12) are respectively provided with a sliding tube (13) which is aligned with the inner wall of the tunnel and has a rectangular cross section, the sliding tube (13) is connected with the supporting tube (21) in an inserting and sliding mode, and a locking mechanism (3) used for fixing the supporting tube (21) is arranged between the supporting beam (2) and the supporting tube (21).

2. The tunnel rectification and reinforcement structure according to claim 1, wherein: the locking mechanism (3) comprises a pair of locking rods (31), one end of each locking rod (31) is hinged to two ends of the supporting beam (2), a C-shaped hoop (32) is arranged at the other end of each locking rod, and the hoop (32) is used for hooping the outer wall of the lower end of the supporting tube (21);

the inner wall of staple bolt (32) is provided with and runs through locking block (33) of stay tube (21) lower extreme outer wall, the outer wall interval of stay tube (21) is provided with the confession locking hole (35) of locking block (33) joint embedding, and the outer wall of stay tube (21) is provided with and is used for fixing fixed establishment (4) of staple bolt (32).

3. The tunnel rectification and reinforcement structure according to claim 2, wherein: the fixing mechanism (4) comprises two pairs of fixing rods (41) which are horizontally and slidably connected to two sides of the supporting pipe (21), each pair of fixing rods (41) and the supporting pipe (21) are provided with elastic resetting mechanisms (43), one ends of the fixing rods (41) which are located outside the supporting pipe (21) are arranged in a circular arc shape, and two ends of each hoop (32) are provided with fixing holes (44) for the fixing rods (41) to penetrate through.

4. The tunnel rectification and reinforcement structure according to claim 1, wherein: the top beam (11) and the side beam (12) are respectively provided with a through hole (17) communicated with the sliding pipe (13), a top rod (7) is inserted and connected in the through hole (17) in a sliding manner, one end of the top rod (7) is used for penetrating the sliding pipe (13) and the supporting pipe (21), and the other end of the top rod is provided with a backing plate (71);

top beam (11) with the inside wall of curb girder (12) all be provided with distribute in actuating lever (8) of ejector pin (7) both sides, actuating lever (8) are L shape setting, and buckle the position with top beam (11) or curb girder (12) inner wall is articulated mutually, the quarter butt part of actuating lever (8) is close to ejector pin (7), and the orientation backing plate (71) direction is buckled and is used for contradicting backing plate (71).

5. The tunnel rectification and reinforcement structure according to claim 4, wherein: and one end of the driving rod (8) abutted against the backing plate (71) is rotatably connected with a roller (81).

6. The tunnel rectification and reinforcement structure according to claim 4, wherein: the inner side walls of the top beam (11) and the side beams (12) are provided with clamping plates (16) distributed on two sides of the ejector rod (7), the clamping plates (16) clamp the bending position of the driving rod (8), and pins (6) used for penetrating the bending position of the driving rod (8) are horizontally arranged on the clamping plates (16).

7. The tunnel rectification and reinforcement structure of claim 6, wherein: a cross beam (14) is horizontally arranged between the upper ends of the side beams (12), the middle position of the cross beam (14) is rotatably connected with a plurality of bearing rods (15) which are abutted to the inner wall of the top beam (11), the bearing rods (15) are aligned to the sliding tubes (13) on the top beam (11) and can pass through gaps between the clamping plates (16), and a limiting mechanism (5) used for fixing the bearing rods (15) is arranged between the bearing rods (15) and the top beam (11).

8. The tunnel rectification and reinforcement structure according to claim 7, wherein: stop gear (5) including set up in gag lever post (51) of bearing bar (15) outer wall, gag lever post (51) extend to in grip block (16), and run through on gag lever post (51) and be provided with the confession spacing hole (52) that pin (6) wore to establish.

9. The tunnel rectification and reinforcement structure according to claim 8, wherein: the pin (6) comprises a pin body (61), one end of the pin body (61) is provided with a pull ring (62) which is abutted against the outer wall of one side of the clamping plate (16), and the other end of the pin body is provided with an elastic bulge (63) which is abutted against the outer wall of the other side of the clamping plate (16).

Technical Field

The application relates to the field of tunnel reinforcement, in particular to a tunnel correction reinforcing structure.

Background

The tunnel is a passage built underground for the running of automobiles and is generally also used as a passage for pipelines, pedestrians and the like.

Chinese patent CN206053961U discloses a municipal tunnel reinforced structure, including the tunnel base, right side support foot rest, left side support foot rest, right side intermediate support, left side intermediate support, the top support, curb plate and roof, right backing plate and left backing plate are installed respectively to the both ends at tunnel base top, the top equidistance of right backing plate is equipped with right side support foot rest, the top equidistance of left backing plate is equipped with left side support foot rest, the top of right side support foot rest is equipped with right intermediate support, the top of left side support foot rest is equipped with left intermediate support, the top of right intermediate support is connected through the top support with the top of left intermediate support.

The reinforcing structure in the related art supports the tunnel by using the right middle support, the left middle support, the top support, the side plates and the top plate when being installed and used. But because the whole of the reinforced structure can not be adjusted, the reinforced structure can not be adapted to tunnels with different sizes and specifications and needs to be improved.

Disclosure of Invention

In order to improve reinforced structure's suitability, this application provides a tunnel reinforced structure of rectifying.

The application provides a reinforced structure rectifies in tunnel adopts following technical scheme:

a tunnel deviation rectifying and reinforcing structure comprises a plurality of reinforcing beams which are distributed at intervals and are arranged in an arched manner, wherein each reinforcing beam comprises a semicircular top beam and side beams which are vertically arranged at two ends of the top beam, a plurality of supporting beams are arranged at intervals on the outer walls of the top beam and the side beams, and the supporting beams are used for abutting against the inner side wall of a tunnel; the inner side wall of the supporting beam is provided with a supporting tube with a rectangular cross section, the outer walls of the top beam and the side beams are provided with sliding tubes with rectangular cross sections aligned with the inner wall of the tunnel, the sliding tubes are connected with the supporting tube in an inserted and sliding mode, and a locking mechanism used for fixing the supporting tube is arranged between the supporting beam and the supporting tube.

Through adopting above-mentioned technical scheme, when using foretell reinforced structure to consolidate the tunnel, be fixed in the tunnel with the reinforcing beam interval, then control supporting beam is close to and push up tight tunnel inner wall, and locking mechanical system fixes stay tube and slip pipe at last again, can realize reinforced structure's installation. Therefore, the supporting beam with the adjustable position is arranged to abut against the inner wall of the tunnel, the free adjustment of the working size of the reinforcing mechanism is achieved, and the supporting and reinforcing of tunnels with different sizes and specifications are achieved.

Optionally, the locking mechanism comprises a pair of locking rods, one end of each locking rod is hinged to two ends of the supporting beam, and the other end of each locking rod is provided with a C-shaped hoop which is used for hooping the outer wall of the lower end of the supporting tube; the inner wall of staple bolt is provided with and runs through the locking piece of stay tube lower extreme outer wall, the outer wall interval of stay tube is provided with the confession the locking hole of locking piece joint embedding, and the outer wall of stay tube is provided with and is used for fixing the fixed establishment of staple bolt.

Through adopting above-mentioned technical scheme, after control supporting beam contradicts the tunnel inner wall, the drive is close to each other for a pair of locking lever to utilize the staple bolt on the locking lever to cramp the outer wall of stay tube. The stay tube is worn to establish by the locking piece of staple bolt inner wall this moment and the locking hole on the slip pipe is pegged graft to realize bracing piece axial direction's fixed, utilize fixed establishment to fix the staple bolt at last, can realize a supporting beam's quick fixation. And when the locking lever during operation, can also support a supporting beam, increase the structural strength and the bearing capacity of a supporting beam to realize the stable support in tunnel.

Optionally, the fixing mechanism includes two pairs of fixing rods horizontally slidably connected to two sides of the supporting tube, an elastic resetting mechanism is arranged between each pair of fixing rods and the supporting tube, one end of each fixing rod, which is located outside the supporting tube, is arc-shaped, and fixing holes for the fixing rods to penetrate through are formed in two ends of each hoop.

Through adopting above-mentioned technical scheme, when control staple bolt cramp the stay tube outer wall, the staple bolt will press the dead lever automatic retraction. When the outer wall of the supporting pipe is hooped by the hoop, the elastic resetting mechanism controls the fixing rod to automatically pop out and insert into the fixing hole in the hoop so as to fix the hoop. Therefore, the automatic fixing and the quick fixing of the hoop are realized by arranging the self-locking fixing mechanism, so that the quick fixing of the supporting beam is realized.

Optionally, through holes communicating with the sliding tubes are formed in the top beam and the side beams, ejector rods are inserted into the through holes and connected in a sliding manner, one ends of the ejector rods are used for penetrating the sliding tubes and the supporting tubes, and backing plates are arranged at the other ends of the ejector rods; the back timber with the inside wall of curb girder all be provided with distribute in the actuating lever of ejector pin both sides, the actuating lever is L shape setting, and buckle the position with the back timber or curb girder inner wall is articulated mutually, the quarter butt part of actuating lever is close to the ejector pin, and the orientation backing plate direction is buckled and is used for contradicting the backing plate.

By adopting the technical scheme, when the supporting beam is controlled to tightly push against the inner wall of the tunnel, the ejector rod is inserted into the through hole, and the ejector rod penetrates through the sliding pipe and the supporting pipe and then tightly pushes against the supporting beam. The long rod end of the driving rod is controlled to be close to each other, under the action of the lever principle, the short rod position of the driving rod is enabled to abut against the base plate and exert acting force on the base plate, so that acting force is exerted on the supporting beam through the ejector rod, the supporting beam is enabled to tightly push against the inner wall of the tunnel forcibly, and stable supporting of the tunnel is achieved. Therefore, acting force is applied to the supporting beam through the matching of the driving rod with the assistance function and the ejector rod, and stable supporting of the tunnel is achieved.

Optionally, one end of the driving rod abutting against the base plate is rotatably connected with a roller.

Through adopting above-mentioned technical scheme, through setting up the gyro wheel, increase the smoothness degree between actuating lever and the backing plate to realize the stable drive of ejector pin and in the same direction as smooth drive.

Optionally, the inner side walls of the top beam and the side beams are provided with clamping plates distributed on two sides of the ejector rod, the clamping plates clamp the bending positions of the driving rod, and pins used for penetrating the bending positions of the driving rod penetrate through the upper level of the clamping plates.

Through adopting above-mentioned technical scheme, through the cooperation that sets up grip block and pin, realize being connected dismantled of actuating lever and ejector pin to use a pair of actuating lever and an ejector pin can realize the drive control of all supporting beams, make things convenient for reinforced structure's equipment, also make things convenient for carrying and the transportation of actuating lever and ejector pin simultaneously.

Optionally, a cross beam is horizontally arranged between the upper ends of the side beams, the middle position of the cross beam is rotatably connected with a plurality of bearing rods abutting against the inner wall of the top beam, the bearing rods are aligned to the sliding tubes on the top beam and can penetrate through gaps between the clamping plates, and a limiting mechanism used for fixing the bearing rods is arranged between the bearing rods and the top beam.

Through adopting above-mentioned technical scheme, after a supporting beam pushes up the tight tunnel inner wall, the drive bearing bar slides to the slip pipe position to utilize stop gear to fix the back to the bearing bar, utilize the bearing bar to support the back timber, and support the roof beam stress position, increase the structural strength and the bearing capacity of back timber.

Optionally, the limiting mechanism comprises a limiting rod arranged on the outer wall of the bearing rod, the limiting rod extends into the clamping plate, and a limiting hole for the pin to penetrate is arranged on the limiting rod in a penetrating mode.

Through adopting above-mentioned technical scheme, wear to establish the gag lever post on the bearing bar through utilizing the pin, can realize the quick fixed of bearing bar for the installation of bearing bar is more convenient. Meanwhile, the fixing of the bearing rod can be realized without arranging other additional structures, so that the whole reinforcing structure is more compact, and the reasonable use of each component is realized.

Optionally, the pin includes the nail body, the one end of the nail body is provided with the conflict the pull ring of grip block one side outer wall, and the other end is provided with the conflict the elastic bulge of grip block opposite side outer wall.

Through adopting above-mentioned technical scheme, through setting up pull ring and the bellied cooperation of elasticity, realize the quick joint installation and the automatic locking of pin, improve the installation effectiveness and the installation convenience of pin.

In summary, the present application includes at least one of the following beneficial technical effects:

the supporting beams with adjustable positions are arranged to abut against the inner wall of the tunnel, so that the working size of the reinforcing mechanism can be freely adjusted, and the tunnels with different sizes and specifications can be supported and reinforced;

the locking rod which is convenient to operate and has a supporting and reinforcing function is arranged, so that the supporting beam is quickly fixed, the structural strength and the bearing capacity of the supporting beam are improved, and the tunnel is stably reinforced;

through the cooperation that sets up the actuating lever that has the helping hand function and ejector pin, exert the effort to a supporting beam, realize the stable support in tunnel.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of a reinforcing beam in the embodiment of the present application.

Fig. 3 is a schematic structural view of a locking mechanism and a fixing mechanism in an embodiment of the present application.

Fig. 4 is a schematic view of the installation position of the drive rod in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of a pin in the embodiment of the present application.

Fig. 6 is a schematic view showing a positional relationship of the drive lever in the embodiment of the present application.

Description of reference numerals: 1. reinforcing the beam; 11. a top beam; 12. a side beam; 13. a sliding tube; 14. a cross beam; 15. a load-bearing bar; 16. a clamping plate; 17. a through hole; 2. a support beam; 21. supporting a tube; 3. a locking mechanism; 31. a locking lever; 32. hooping; 33. a locking block; 34. opening the gap; 35. a locking hole; 4. a fixing mechanism; 41. fixing the rod; 42. an accommodation hole; 43. an elastic reset mechanism; 44. a fixing hole; 5. a limiting mechanism; 51. a limiting rod; 52. a limiting hole; 6. a pin; 61. a nail body; 62. a pull ring; 63. an elastic bulge; 7. a top rod; 71. a base plate; 8. a drive rod; 81. and a roller.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses reinforced structure is rectified in tunnel.

Referring to fig. 1, the reinforcing structure comprises a plurality of reinforcing beams 1, wherein the reinforcing beams 1 are arranged at intervals and fixed in a tunnel, and the upper ends of the reinforcing beams 1 are arranged in an arch shape and matched with the cross section of the tunnel, so that stable support of the tunnel is realized.

Referring to fig. 1 and 2, the reinforcing beam 1 includes a top beam 11 and a pair of side beams 12, the top beam 11 is disposed in a semicircular shape, and the side beams 12 are vertically disposed at both ends of the top beam 11 and fixed to the top beam 11. The both ends and the middle part position of back timber 11 and the both ends outer wall of curb girder 12 all are provided with a supporting beam 2, and a supporting beam 2 on the back timber 11 is arc setting, and a supporting beam 2 on the curb girder 12 is the linear form setting to a supporting beam 2 is used for the inside wall in conflict tunnel, in order to realize the support and the reinforcement in tunnel.

Referring to fig. 2 and 3, the support pipe 21 is provided on the inner side wall of the support beam 2, the support pipe 21 is perpendicular to the support beam 2, and the support pipe 21 has a rectangular cross section. The outer walls of the two ends and the middle position of the top beam 11 and the outer walls of the two ends of the side beam 12 are respectively provided with a sliding tube 13, the sliding tubes 13 on the top beam 11 are arranged outwards in a divergent shape, the sliding tubes 13 on the side beam 12 are arranged in a horizontal shape, and the cross section of each sliding tube 13 is rectangular. The sliding pipe 13 is inserted and connected with the supporting pipe 21 in a sliding mode, so that the distance between the supporting beam 2 and the top beam 11 and the side beam 12 can be adjusted, the supporting beam 2 can stably support the tunnel, and the tunnel is adaptive to tunnels with different sizes.

Referring to fig. 2 and 3, a locking mechanism 3 is provided between the support beam 2 and the support pipe 21, and the locking mechanism 3 is used to fix the support pipe 21. The locking mechanism 3 comprises a pair of strip-shaped locking rods 31, one end of each locking rod 31 is hinged with the two ends of the supporting beam 2, the other end of each locking rod 31 is provided with an anchor ear 32, and the cross section of each anchor ear 32 is in a C-shaped arrangement and used for wrapping and hooping the outer wall of the lower end of the supporting tube 21.

Referring to fig. 3, the inner wall of each anchor ear 32 is provided with a locking block 33, and the outer wall of the lower end of the support tube 21 is penetrated with a notch 34 for the locking block 33 to penetrate. A plurality of locking holes 35 are formed in the outer wall of the support pipe 21 at intervals, the locking holes 35 are uniformly distributed in the axial direction of the support pipe 21, and the locking blocks 33 are clamped and embedded.

Therefore, when the lower ends of the pair of locking levers 31 are turned toward the direction of approaching each other, the pair of hoops 32 on the locking levers 31 tighten the outer wall of the support tube 21. Meanwhile, the locking blocks 33 on the anchor ear 32 penetrate through the notches 34 and then are clamped and embedded into the locking holes 35, so that the support tube 21 and the sliding tube 13 are limited in the axial direction, and the support beam 2 is limited and fixed. And at this moment, the pair of locking rods 31 and the support beam 2 are supported in a triangular shape, so that the support beam 2 can be stably supported, and the structural strength and the pressure bearing capacity of the support beam 2 are improved.

Referring to fig. 3, the outer wall of the support tube 21 is provided with a fixing mechanism 4 for fixing the anchor ear 32. The fixing mechanism 4 comprises two pairs of fixing rods 41, and the two pairs of fixing rods 41 are distributed on two sides of the supporting tube 21, which are not provided with the opening 34. The fixing rod 41 is horizontally disposed, and the outer wall of the support tube 21 is horizontally provided with a receiving hole 42 for the horizontal sliding connection of the fixing rod 41.

Referring to fig. 3, an elastic return mechanism 43 is disposed between one end of the fixing rod 41 located inside the receiving hole 42 and the bottom wall of the receiving hole 42, and the elastic return mechanism 43 is a spring for automatically pushing the fixing rod 41 to move outward. The end of the fixing rod 41 located outside the supporting tube 21 is disposed in a circular arc shape, so that when the hoop 32 hoops the supporting tube 21, the hoop 32 can automatically press the fixing rod 41 to retract into the accommodating hole 42. Both ends of each hoop 32 are provided with fixing holes 44 for the fixing rods 41 to penetrate through, so that when the hoop 32 completely hoops the support tube 21, the fixing rods 41 can automatically pop out and plug the fixing holes 44 to realize clamping and fixing of the hoop 32.

Referring to fig. 2 and 4, a cross beam 14 is horizontally arranged between upper end side walls of the pair of side beams 12, three bearing rods 15 are rotatably connected to the middle position of the cross beam 14, and one ends of the bearing rods 15, which are far away from the hinged ends, abut against the inner wall of the top beam 11 and always abut against the inner wall of the top beam 11 during rotation.

Referring to fig. 2 and 4, the bearing rod 15 is used for sliding to the sliding pipe 13 on the top beam 11 and is arranged in an isometric line with the sliding pipe 13, so that the stress concentration point of the top beam 11 is supported, and the support and the reinforcement of the tunnel are realized on the premise of ensuring the structural strength of the top beam 11.

Referring to fig. 2 and 4, a limiting mechanism 5 for fixing the bearing rod 15 is arranged between the bearing rod 15 and the top beam 11. The limiting mechanism 5 comprises a pair of limiting rods 51, and the pair of limiting rods 51 are arranged at one end of the bearing rod 15, which deviates from the hinged end, and are distributed at two sides of the bearing rod 15. The limiting rod 51 is arc-shaped and abuts against the inner wall of the top beam 11 and can slide along the inner wall of the top beam 11.

Referring to fig. 2 and 4, the inner side wall of the top beam 11 is provided with three groups of clamping plates 16, the three groups of clamping plates 16 are uniformly distributed on the inner side wall of the top beam 11, each group of clamping plates 16 is composed of two pairs of clamping plates arranged in parallel, and a gap formed between each pair of clamping plates can be used for the bearing rod 15 and the limiting rod 51 to slide and penetrate.

Referring to fig. 2 and 4, when the bearing rod 15 is aligned with the sliding tube 13, the pair of limiting rods 51 are just located in each set of clamping plates, and meanwhile, the pins 6 are inserted into the clamping plates horizontally, the limiting rods 51 are provided with limiting holes 52, and the limiting holes 52 are used for the pins 6 to penetrate and fix the limiting rods 51 and the bearing rod 15.

Referring to fig. 4 and 5, the pin 6 includes a long-strip-shaped pin body 61, one end of the pin body 61 is provided with a pull ring 62 abutting against the outer wall of one side of the clamping plate 16, and the other end of the pin body 61 is provided with an elastic protrusion 63 abutting against the outer wall of the other side of the clamping plate 16, so that the pin 6 can be fixed by the limit fit of the pull ring 62 and the elastic protrusion 63. Meanwhile, the pin 6 can be disassembled and assembled only by pulling and pushing the pull ring 62, so that the pin 6 can be disassembled and assembled conveniently without tools.

Referring to fig. 4 and 6, through holes 17 communicated with the sliding pipes 13 are respectively arranged on the top beam 11 and the side beam 12 in a penetrating manner, the top rod 7 is inserted and connected in the through holes 17 in a sliding manner, one end of the top rod 7 is used for penetrating the sliding pipes 13 and the supporting pipes 21 and then abutting against the supporting beams 2, a backing plate 71 is arranged at the other end of the top rod, and the diameter of the backing plate 71 is larger than the aperture of the through holes 17. Therefore, only the force is applied to the backing plate 71, the support pipe 21 can be controlled to slide outwards, so that the support beam 2 on the support pipe 21 is pressed against the inner wall of the tunnel.

Referring to fig. 4 and 6, the inner side walls of the top beam 11 and the side beam 12 are both provided with driving rods 8 distributed on both sides of the top rod 7, the driving rods 8 are arranged in an L shape, and the bending positions of the driving rods 8 are embedded into each group of clamping plates 16, and meanwhile, the pins 6 on the clamping plates 16 can penetrate through the bending positions of the driving rods 8, so that the driving rods 8 are hinged to the inner walls of the top beam 11 or the side beam 12.

Referring to fig. 4 and 6, the driving lever 8 is divided into a short lever part and a long lever part, wherein the short lever part of the driving lever 8 is adjacent to the post rod 7 and one end of the driving lever 8 facing away from the long lever is bent upward, and the bent end of the short lever part of the driving lever 8 is rotatably connected with a roller 81 for abutting against the pad 71.

Therefore, the long rod parts of the driving rods 8 can be controlled to be close to each other, under the action of the lever principle, the short rod positions on the driving rods 8 are controlled to apply acting force to the base plate 71, and the position adjustment of the supporting beam 2 is realized in a labor-saving manner, so that the jacking and the supporting reinforcement of the inner wall of the tunnel are realized.

The implementation principle of the tunnel correction reinforcing structure in the embodiment of the application is as follows: when the tunnel is reinforced by using the above-mentioned reinforcing structure, the fixing pipe of each support beam 2 is sleeved on the outer wall of the sliding pipe 13 of the top beam 11 and the side beam 12, and then the reinforcing beams 1 are fixed in the tunnel at intervals. Then, the pair of driving levers 8 and one push rod 7 are taken out, the bent positions of the pair of driving levers 8 are inserted into each set of holding plates 16 on both sides of each slide tube 13, and the driving levers 8 are fixed by the pins 6.

Then the ejector rod 7 is inserted into the sliding pipe 13 and the supporting pipe 21, the ejector rod 7 is made to abut against the inner wall of the supporting beam 2, then the long rod parts of the pair of driving rods 8 are controlled to be fixedly close to each other, and a certain acting force is applied to the ejector rod 7 by the short rod part of the driving rod 8, so that the top beam 11 is controlled to abut against the inner wall of the tunnel.

Meanwhile, the locking rods 31 on both sides of the support tube 21 are controlled to be close to the support tube 21, and the hoops 32 on the locking tubes are tightly hooped on the outer wall of the support tube 21. At this time, the locking block 33 on the anchor ear 32 penetrates through the support tube 21 and is embedded into the locking hole 35 on the outer wall of the sliding tube 13, so that the sliding tube 13 and the support tube 21 are limited and fixed in the axial direction.

Meanwhile, the fixing rods 41 on the outer wall of the support tube 21 are sprung and inserted into the fixing holes 44 on the anchor ear 32, so that the anchor ear 32 is fixed in the circumferential direction and the axial direction, and the support beam 2 is fixed. The drive rod 8 is then removed and the next support beam 2 is secured.

When all the support beams 2 are fixed, the driving rod 8 is removed, and the bearing rod 15 is controlled to slide along the inner wall of the top beam 11, so that the bearing rod 15 is aligned with the sliding pipe 13, and meanwhile, the limiting rod 51 on the bearing rod 15 is embedded into each group of clamping plates 16. Finally, the limiting rod 51 is fixed through the pin 6, so that the fixing of the bearing rod 15 can be realized, and the fixing of each reinforcing beam 1 is completed. And the sequential reciprocating is realized to fix all the reinforcing beams 1 so as to realize the supporting and reinforcing of the tunnel.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.