CN117266895A - Treatment device capable of resisting large deformation of tunnel soft rock - Google Patents

Abstract

The embodiment of the application provides a treatment device capable of resisting large deformation of tunnel soft rock, and relates to the field of tunnel construction. A treatment device for resisting large deformation of soft rock in a tunnel, comprising: the front of the top frame is embedded with a control panel, two sides of the top frame far away from the control panel are both rotationally connected with a rotating cover, and two sides of the top frame are both respectively provided with a rotating assembly and a locking assembly; one side of rotating assembly is provided with drilling subassembly, the one side intercommunication that control panel was kept away from at roof-rack top has the sealed cowling, the inner chamber of sealed cowling is provided with the supply assembly, the opposite side of rotating assembly is provided with pushing subassembly. This can resist treatment device of tunnel soft rock large deformation replaces traditional support treatment mode, adopts and sets up the release hole and inserts the mode that establishes the floral tube and combine together to carry out effective treatment operation to tunnel internal deformation stress, leads to the tunnel inner space stress to be unable to release.

Description

Treatment device capable of resisting large deformation of tunnel soft rock

Technical Field

The application relates to the technical field of tunnel construction, in particular to a treatment device capable of resisting large deformation of tunnel soft rock.

Background

In the process of development to mountain areas, the deep-buried extra-long tunnel can inevitably generate large deformation in highway, railway and hydropower engineering, and the treatment of large deformation is a dangerous source with high risk in the tunnel construction process, and is also a main reason for high construction cost, and is also a main reason for lengthening the construction period due to long treatment time of large deformation.

In the engineering construction and design at present, the reserved deformation is mainly increased for the treatment of large deformation of the tunnel, and the large deformation is treated in a strong supporting mode for the tunnel supporting structure, so that the treatment structure is equivalent to the treatment principle of adopting hard resistance to the construction pressure born by the tunnel structure, the supporting structure usually generates larger deformation, the tunnel is difficult to treat in place at one time, even the invasion of the tunnel space is limited, the arch of the invasion structure is required to be replaced, and a larger risk is generated.

In the research of the existing large deformation treatment, the large deformation production mechanism of different geological structures is mainly concentrated, the large deformation treatment supports the novel structure, how to release pressure for the large deformation treatment, and the corresponding research of the deformation reserved space is less.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a treatment device capable of resisting large deformation of tunnel soft rock, for the existing support means for resisting large deformation of tunnel soft rock, according to the influence of the stress of the inner space of the tunnel, the construction cost and difficulty are high, the invasion of the space of the tunnel can occur, and the effective treatment operation can not be carried out on the deformation stress of the inner space of the tunnel in a mode of combining the opening of a release hole with the insertion of a flower pipe, so that the stress of the inner space of the tunnel can not be released.

According to an embodiment of the application, a treatment device capable of resisting large deformation of tunnel soft rock comprises: the front of the top frame is embedded with a control panel, two sides of the top frame far away from the control panel are both rotationally connected with a rotating cover, and two sides of the top frame are both respectively provided with a rotating assembly and a locking assembly;

a drilling assembly is arranged on one side of the rotating assembly, a sealing cover is communicated with one side, far away from the control panel, of the top frame, a feeding assembly is arranged in an inner cavity of the sealing cover, and a pushing assembly is arranged on the other side of the rotating assembly;

the both sides that control panel was kept away from to the roof-rack bottom are all fixedly connected with card frame, two sets of the inner chamber joint of card frame has the floral tube subassembly that uses with pushing components cooperation.

According to some embodiments of the application, the rotating assembly comprises a double-headed motor, the double-headed motor is fixed at the center of the inner cavity of the top frame, an output shaft of the double-headed motor is embedded with an electric telescopic rod and a piston rod of the electric telescopic rod is fixedly connected with a driving round gear, teeth of the driving round gear are meshed with driven round gears which are in running fit with the top frame and teeth of the driven round gears are meshed with gear rings, and two groups of gear rings are far away from one side of the top frame, and are fixedly connected with a universal ball seat and the other side of the universal ball seat is movably connected with a sliding cylinder.

According to some embodiments of the present application, the locking assembly includes a ratchet, two sets of the ratchet is fixed in the outside of driven round gear, two sets of the tooth joint of ratchet has with roof-rack normal running fit's pawl, two sets of one side fixedly connected with of ratchet and roof-rack fixed fit's spacing spring are kept away from to the pawl, two sets of one side fixedly connected with of ratchet and roof-rack normal running fit's of pawl shifting head.

According to some embodiments of the application, the drilling assembly comprises a driving bevel gear, the driving bevel gear is fixed on one side of a driving round gear far away from an electric telescopic rod, a group of the driving bevel gear is rotationally connected with a driven bevel gear matched with the driving bevel gear for use, and the inner cavity of the driven bevel gear is fixedly connected with a threaded rod, the outer wall of the threaded rod is in threaded connection with a threaded cylinder matched with a sliding cylinder in a sliding manner, the other side of the threaded cylinder is in threaded connection with a first bolt, and the other side of the first bolt is fixedly connected with a drill bit.

According to some embodiments of the present application, the supply assembly includes the cam, the cam is fixed on another output shaft of double-end motor, the surface sliding connection of cam has the cam seat, one side fixedly connected with that the cam was kept away from to the cam seat and sealing cover sliding fit's connecting rod, one side fixedly connected with that the cam seat was kept away from to the connecting rod and sealing cover sliding fit's piston, the outside cover of connecting rod is equipped with supporting spring and sealing cover is close to one side intercommunication of piston have with another group the conveyer pipe that the cooperation of commentaries on classics cover was used, the sealing cover is close to the opposite side intercommunication of piston has the blast pipe.

According to some embodiments of the present application, the propelling movement subassembly includes long section of thick bamboo, long section of thick bamboo inlays to be established at another group the inner chamber of commentaries on classics cover and with smooth section of thick bamboo sliding connection, the inner chamber sliding connection of long section of thick bamboo has the slide, the bottom fixedly connected with of slide and long section of thick bamboo fixed complex elastic cord, one side fixedly connected with and long section of thick bamboo sliding complex propelling movement pole of elastic cord is kept away from to the slide, one side threaded connection that the propelling movement pole was kept away from the slide has the second bolt, the opposite side fixedly connected with cassette of second bolt.

According to some embodiments of the application, the pipe assembly comprises a semicircular pipe, two groups of semicircular pipes are clamped on the inner wall of the clamping frame, two groups of semicircular pipes are sequentially provided with arc-shaped guide rails from front to back, the inner walls of the arc-shaped guide rails are slidably connected with arc-shaped guide rail strips, and one opposite sides of the arc-shaped guide rail strips are fixedly connected with arc-shaped elastic blocks matched with the arc-shaped guide rails.

According to some embodiments of the application, arc-shaped sliding rails are arranged on two sides, close to the control panel, of the top frame, and annular sliding frames fixedly matched with the gear rings are connected to inner cavities of the arc-shaped sliding rails in a sliding mode.

According to some embodiments of the present application, two sets of ring gear opposite sides have seted up annular guide rail groove, two sets of annular guide rail groove inner chamber all sliding connection all around have with roof-rack fixed complex spacing guide rail frame.

According to some embodiments of the application, the drill bit is far away from the periphery of the thread cylinder and is provided with soil guiding grooves, and the soil guiding grooves are distributed in a triangular equidistant state along the central axis of the drill bit and adopt a triangular opening design.

The beneficial effects of this application are: when the tunnel soft rock large deformation treatment operation is performed, a double-headed motor of the rotating assembly provides a driving source, an electric telescopic rod adjusts the stroke of the driving round gear, two groups of driven round gears, a gear ring, a universal ball seat and a sliding barrel are matched, distributed opening and inserting work of release holes and a flower pipe is facilitated according to the shape of a tunnel arch surface, in the rotation process of the two groups of driven round gears, the two groups of driven round gears after the two groups of locking assemblies are aligned by a ratchet wheel, a pawl, a limiting spring and a shifting head realize a reverse limiting effect so as to prevent the two groups of driven round gears from unexpected loosening in a standing state, then the driving bevel gear, the driven bevel gear, the threaded rod, the threaded barrel, a first bolt and a drill bit of the drilling assembly perform distributed opening work on the release holes in the tunnel soft rock, and release the deformation stress in the tunnel soft rock, after the release holes are opened in a distributed mode, cams, cam seats, connecting rods, pistons and supporting springs of a supply assembly do reciprocating work to generate high-pressure gas, the high-pressure gas is supplied into a long cylinder through a conveying pipe, the high-pressure gas in the conveying pipe in a return state is discharged through an exhaust pipe, a sliding seat in the long cylinder of a pushing assembly is forced to drive a clamping seat fixed on the pushing rod through a second bolt to move upwards under the pressure of the high-pressure gas, an elastic rope is stretched, a pushing and inserting effect is achieved on the flower pipe, a supporting effect is achieved on the release holes, larger deformation stress is avoided to be generated in the release holes, elastic buffer compensation is achieved on the flower pipe through the cooperation of two groups of semicircular pipes, arc-shaped guide rails, arc-shaped elastic blocks of the flower pipe assembly, the deformation stress in the release hole is buffered and counteracted so as to prevent the extrusion force in the release hole from damaging the flower pipe, and meanwhile, the deformation stress in the release hole is effectively counteracted, so that a counteracting effect is realized on the large deformation in the tunnel soft rock, and the phenomenon of large cracks and even collapse of the tunnel is prevented.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is an initial state diagram of a three-dimensional structure of a treatment device that resists large deformation of soft rock in a tunnel according to an embodiment of the present application;

FIG. 2 is a perspective view of a rotary punch of a treatment apparatus for resisting large deformation of soft rock in a tunnel according to an embodiment of the present application;

FIG. 3 is a perspective view of a rotational cannula of a treatment apparatus that resists large deformation of soft rock in a tunnel in accordance with an embodiment of the present application;

FIG. 4 is a partial front view of a perspective structure of a treatment apparatus that resists large deformation of soft rock in a tunnel according to an embodiment of the present application;

FIG. 5 is a partial rear view of a perspective structure of a treatment apparatus that resists large deformation of soft rock in a tunnel according to an embodiment of the present application;

FIG. 6 is an exploded view of a rotation assembly and a locking assembly according to an embodiment of the present application;

FIG. 7 is a side view of a rotation assembly and locking assembly configuration according to an embodiment of the present application;

FIG. 8 is a side view of a rotary assembly and drilling assembly configuration according to an embodiment of the present application;

FIG. 9 is a side view of a rotating, feeding and pushing assembly configuration according to an embodiment of the present application;

FIG. 10 is a side exploded view of a cartridge and straw assembly according to an embodiment of the present application;

FIG. 11 is a partially exploded cross-sectional view of a flower tube assembly structure according to an embodiment of the present application;

FIG. 12 is a bottom view of a lift assembly structure according to an embodiment of the present application;

fig. 13 is a front exploded view of a top frame, swivel case, card frame and base structure according to an embodiment of the application.

Icon: 1. a top frame; 2. a rotating cover; 3. a rotating assembly; 31. a double-ended motor; 32. an electric telescopic rod; 33. driving a circular gear; 34. driven round gears; 35. a gear ring; 36. a universal ball seat; 37. a slide cylinder; 4. a locking assembly; 41. a ratchet wheel; 42. a pawl; 43. a limit spring; 44. a poking head; 5. a drilling assembly; 51. driving a bevel gear; 52. a driven bevel gear; 53. a threaded rod; 54. a thread cylinder; 55. a first bolt; 56. a drill bit; 6. a sealing cover; 7. a supply assembly; 71. a cam; 72. a cam seat; 73. a connecting rod; 74. a piston; 75. a support spring; 76. a delivery tube; 77. an exhaust pipe; 8. a pushing assembly; 81. an elongated barrel; 82. a slide; 83. an elastic rope; 84. a push rod; 85. a second bolt; 86. a clamping seat; 9. a clamping frame; 10. a floral tube assembly; 101. a semicircular tube; 102. an arc-shaped guide rail; 103. an arc-shaped guide rail bar; 104. an arc elastic block; 11. a base; 12. mecanum wheel; 13. a lifting assembly; 131. a chute; 132. a sliding sleeve; 133. an electric push rod; 134. pushing the base; 135. a slide block; 136. a lifting rod; 137. a support leg; 14. an arc-shaped slide rail; 15. an annular carriage; 16. an annular guide rail groove; 17. and limiting the guide rail frame.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

Accordingly, the following detailed description of the embodiments of the present application, provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

A treatment device that resists large deformation of tunnel soft rock according to an embodiment of the present application is described below with reference to the accompanying drawings.

As shown in fig. 1 to 13, a treatment device capable of resisting large deformation of tunnel soft rock according to an embodiment of the present application includes: the front of the top frame 1 is embedded with a control panel, two sides of the top frame 1 far away from the control panel are both rotationally connected with a rotating cover 2, and two sides of the top frame 1 are respectively provided with a rotating component 3 and a locking component 4;

one side of the rotating component 3 is provided with a drilling component 5, one side of the top frame 1 far away from the control panel is communicated with a sealing cover 6, the inner cavity of the sealing cover 6 is provided with a supply component 7, and the other side of the rotating component 3 is provided with a pushing component 8;

two sides of the bottom of the top frame 1 far away from the control panel are fixedly connected with clamping frames 9, and the inner cavities of the two groups of clamping frames 9 are clamped with a pipe-flower assembly 10 matched with the pushing assembly 8.

As shown in fig. 6 to 11, at present, a supporting mode is mostly adopted to support and protect tunnel soft rock against the influence of the stress of the inner space of the tunnel, according to the effect of the stress of the inner space of the tunnel, the construction cost and the difficulty are high, the invasion of the tunnel space can occur, the effective treatment operation can not be carried out on the deformation stress in the tunnel by adopting a mode of combining a release hole with an inserted flower pipe, so that the stress in the inner space of the tunnel can not be released, the rotating assembly 3 comprises a double-headed motor 31, the double-headed motor 31 is fixed at the center of the inner cavity of the top frame 1, one output shaft of the double-headed motor 31 is embedded with an electric telescopic rod 32, a piston rod of the electric telescopic rod 32 is fixedly connected with a driving round gear 33, teeth of the driving round gear 33 are meshed with a driven round gear 34 in rotary fit with the top frame 1, teeth of the driven round gear 34 are meshed with a gear ring 35, one side of the two groups of gear 35, which is far away from the top frame 1, is fixedly connected with a universal ball seat 36, the other side of the universal ball seat 36 is movably connected with a sliding cylinder 37, when the large deformation treatment operation is carried out on the tunnel soft rock, the double-headed motor 31 is firstly provided with the electric telescopic rod 32, the driving round gear 33 is matched with the driven round gear 33, and the driven round gear 33 is matched with the two groups of the driven round gear 35, and the driven round gear 35 by the universal seat 36, and the universal round seat 36, and the two groups of the driven round gear 35 are matched with the shape of the round gear 35 when the shape and the driven round gear 35 and the round seat 35 and the shape and the driven round joint 35;

arc slide rails 14 are arranged on two sides of the top frame 1, which are close to the control panel, inner cavities of the two groups of arc slide rails 14 are slidably connected with annular sliding carriages 15 fixedly matched with gear rings 35, annular guide rail grooves 16 are arranged on one side, opposite to the two groups of gear rings 35, of the inner cavities of the two groups of annular guide rail grooves 16 are slidably connected with limit guide rail frames 17 fixedly matched with the top frame 1, and transverse and longitudinal sliding limit compensation is provided for the two groups of gear rings 35, so that the rotation stability of the two groups of gear rings 35 is improved, and shaking deflection is prevented in the rotation process of the two groups of gear rings 35;

the locking assembly 4 comprises ratchet wheels 41, two groups of ratchet wheels 41 are fixed on the outer sides of the driven round gears 34, teeth of the two groups of ratchet wheels 41 are clamped with pawls 42 which are in running fit with the top frame 1, one side, away from the ratchet wheels 41, of the two groups of pawls 42 is fixedly connected with a limit spring 43 which is in fixed fit with the top frame 1, one side, away from the ratchet wheels 41, of the two groups of pawls 42 is fixedly connected with a shifting head 44 which is in running fit with the top frame 1, and in the rotation process of the two groups of driven round gears 34, the two groups of driven round gears 34 which are in place are subjected to reverse limiting effect by the ratchet wheels 41, the pawls 42, the limit spring 43 and the shifting head 44 of the two groups of locking assembly 4 are used for preventing unexpected loosening of the two groups of driven round gears 34 in a static state;

the drilling assembly 5 comprises a driving bevel gear 51, the driving bevel gear 51 is fixed on one side of the driving round gear 33 far away from the electric telescopic rod 32, wherein the inner cavity of one group of rotating covers 2 is rotationally connected with a driven bevel gear 52 matched with the driving bevel gear 51 for use, the inner cavity of the driven bevel gear 52 is fixedly connected with a threaded rod 53, the outer wall of the threaded rod 53 is in threaded connection with a threaded cylinder 54 which is in sliding fit with a sliding cylinder 37, the other side of the threaded cylinder 54 is in threaded connection with a first bolt 55, the other side of the first bolt 55 is fixedly connected with a drill bit 56, and release holes in tunnel soft rock are subjected to distributed opening work by the driving bevel gear 51, the driven bevel gear 52, the threaded rod 53, the threaded cylinder 54, the first bolt 55 and the drill bit 56 of the drilling assembly 5, so that deformation stress in the tunnel soft rock is released, and large deformation damage caused by deformation stress aggregation to the tunnel soft rock is prevented;

the drill bit 56 is far away from the periphery of the thread cylinder 54 and is provided with a soil guide groove, so that rock and soil in the process of opening a soft rock release hole of a tunnel are guided, the discharging work of the rock and soil is facilitated, the influence of the accumulation of the rock and soil in the release hole on the drilling progress of the drill bit 56 is avoided, the soil guide grooves are distributed in a triangular equidistant state along the central axis of the drill bit 56 and are designed by adopting triangular openings, the design rationality of the drill bit 56 is improved, and the opening efficiency of the release hole is sequentially improved;

the feeding assembly 7 comprises a cam 71, the cam 71 is fixed on the other output shaft of the double-headed motor 31, the surface of the cam 71 is connected with a cam seat 72 in a sliding way, one side of the cam seat 72 away from the cam 71 is fixedly connected with a connecting rod 73 in sliding fit with the sealing cover 6, one side of the connecting rod 73 away from the cam seat 72 is fixedly connected with a piston 74 in sliding fit with the sealing cover 6, the outer side of the connecting rod 73 is sleeved with a supporting spring 75, one side of the sealing cover 6 close to the piston 74 is communicated with a conveying pipe 76 matched with the other group of rotating covers 2, the other side of the sealing cover 6 close to the piston 74 is communicated with an exhaust pipe 77, after the release holes are opened in a distributed way, the cam 71, the cam seat 72, the connecting rod 73, the piston 74 and the supporting spring 75 of the feeding assembly 7 do reciprocating work to generate high-pressure gas, the high-pressure gas is fed into the long cylinder 81 through the conveying pipe 76, and the exhaust pipe 77 is subjected to pressure relief and discharge of the high-pressure gas in the conveying pipe 76 in a return state;

the pushing component 8 comprises a long cylinder 81, the long cylinder 81 is embedded in the inner cavity of the other group of rotating cover 2 and is in sliding connection with the sliding cylinder 37, a sliding seat 82 is connected in sliding connection with the inner cavity of the long cylinder 81, an elastic rope 83 fixedly matched with the long cylinder 81 is fixedly connected to the bottom of the sliding seat 82, a pushing rod 84 in sliding fit with the long cylinder 81 is fixedly connected to one side of the sliding seat 82 away from the elastic rope 83, a second bolt 85 is connected to one side of the pushing rod 84 away from the sliding seat 82 in a threaded manner, a clamping seat 86 is fixedly connected to the other side of the second bolt 85, under the pressure of high-pressure gas, the sliding seat 82 in the long cylinder 81 of the pushing component 8 is forced to drive the clamping seat 86 fixed by the second bolt 85 to move upwards, stretch the elastic rope 83, push and insert the flower pipe, support effects are achieved on the release holes, and large deformation stress in the release holes is avoided;

the pipe assembly 10 comprises semicircular pipes 101, two groups of semicircular pipes 101 are clamped on the inner walls of the clamping frames 9, the inner cavities of the two groups of semicircular pipes 101 are sequentially provided with arc guide rails 102 from front to back, the inner walls of the two groups of arc guide rails 102 are connected with arc guide rail strips 103 in a sliding mode, one side, opposite to the two groups of arc guide rail strips 103, of each arc guide rail strip 103 is fixedly connected with an arc elastic block 104 matched with the arc guide rail 102, elastic buffer compensation is achieved on the pipe assembly 10 through the matching of the two groups of semicircular pipes 101, the arc guide rails 102, the arc guide rail strips 103 and the arc elastic blocks 104, deformation stress in a release hole is buffered and counteracted so as to prevent the extrusion force in the release hole from damaging the pipe, meanwhile, the deformation stress in the release hole is effectively resisted, a resisting effect is achieved on large deformation inside a tunnel soft rock, and a large crack or even collapse phenomenon is prevented.

As shown in fig. 12, the shape of the tunnel is mostly arch-shaped, a large height difference exists between the top of the arch-shaped tunnel and the ground surface, the lifting function cannot be realized according to the field requirement of the large deformation treatment of the tunnel soft rock, the treatment work of the large deformation of the tunnel soft rock is not facilitated, the inner side of the top frame 1, which is close to the limit guide rail frame 17, is fixedly connected with a warning lamp, one side of the top frame 1, which is far away from the warning lamp, is fixedly connected with a base 11, the periphery of the base 11, which is far away from the top frame 1, is provided with Mecanum wheels 12, the inner side of the Mecanum wheels 12 is fixedly connected with a driving motor, the inner cavity of the base 11 is provided with a lifting assembly 13 matched with the top frame 1, the lifting assembly 13 comprises sliding grooves 131, four groups of sliding grooves 131 are formed in the periphery of the base 11, sliding sleeves 132 are embedded in the periphery of the base 11, which is far away from the top frame 1, the electric push rod 133 is embedded in the center of the roof rack 1, which is close to the base 11, a piston rod of the electric push rod 133 is fixedly connected with a push seat 134 which is in sliding fit with the base 11, sliding blocks 135 which are in sliding fit with the sliding grooves 131 are fixedly connected around the push seat 134, lifting rods 136 which are in sliding fit with the sliding sleeves 132 are fixedly connected to the outer sides of the four groups of sliding blocks 135, supporting feet 137 which are matched with the Mecanum wheel 12 are fixedly connected to one side of the four groups of lifting rods 136, which are far away from the sliding sleeves 132, are used for lifting and adjusting the height of the roof rack 1 according to field requirements when a release hole is formed in the top area of an arch tunnel, and the stroke length of a drill bit 56 on a threaded cylinder 54 and a clamping seat 86 on a push rod 84 is increased, so that the distributed forming and the pipe inserting work of the soft rock releasing hole and the flower pipe of the tunnel are facilitated.

Specifically, the working principle of the treatment device capable of resisting the large deformation of the tunnel soft rock is as follows: firstly, a constructor controls a driving motor on four groups of Mecanum wheels 12 to be started and drives a top frame 1 on a base 11 to move to a position where a soft rock releasing hole of a tunnel is opened, then controls an electric push rod 133 to be started and drives a push seat 134 to push downwards according to the height between an arched tunnel and the ground surface, the push seat 134 drives four groups of sliding blocks 135 to slide downwards in four groups of sliding grooves 131, the four groups of sliding blocks 135 drive four groups of lifting rods 136 to move downwards in four groups of sliding sleeves 132, after the four groups of lifting rods 136 drive four groups of supporting legs 137 to contact the ground surface, upward reaction force is generated on the base 11 and the top frame 1, the base 11 and the top frame 1 are forced to move upwards to a preset height along with the continuous downward movement of the four groups of lifting rods 136, and meanwhile the four groups of Mecanum wheels 12 are separated from the ground surface;

after the base 11 and the top frame 1 are in position, the double-headed motor 31 is controlled to be started, and as the driving round gear 33 and the driven round gear 34 on the electric telescopic rod 32 are in an initial meshing state, the double-headed motor 31 drives the driving round gear 33 to rotate through the electric telescopic rod 32, the driving round gear 33 drives the two groups of driven round gears 34 to synchronously rotate, sliding support compensation is provided for the two groups of gear rings 35 by the two groups of arc sliding rails 14 and the annular sliding frame 15 and the two groups of annular guide rail grooves 16 and the limiting guide rail frame 17, the two groups of driven round gears 34 drive the two groups of gear rings 35 to rotate clockwise according to the opening positions of the release holes, and steering sliding compensation is provided for the threaded cylinder 54 and the long cylinder 81 by the two groups of universal ball seats 36 and the sliding cylinders 37, and the two groups of gear rings 35 drive the threaded cylinder 54 and the long cylinder 81 to synchronously rotate until the drill bit 56 on the threaded cylinder 54 rotates to the opening positions of the release holes;

when the drill bit 56 on the threaded cylinder 54 is in place, the two groups of driven round gears 34 also drive the two groups of ratchet wheels 41 to synchronously rotate, the two groups of pawls 42 are provided with elastic limit compensation by the two groups of limit springs 43, the pawls 42 on the two groups of shifting heads 44 reversely limit the two groups of ratchet wheels 41, meanwhile, the double-headed motor 31 is controlled to be suspended, the electric telescopic rod 32 is controlled to be started and drive the driving round gears 33 to move forward and separate from the driven round gears 34 until the driving round gears 33 drive the driving bevel gears 51 to reach the meshing position of the driven bevel gears 52, then the double-headed motor 31 is controlled to be started and drive the driving bevel gears 51 to rotate through the electric telescopic rod 32, the driving round gears 33 are in an idle state, the driving bevel gears 51 drive the threaded rods 53 on the driven bevel gears 52 to rotate, the threaded cylinders 54 in one group of sliding cylinders 37 to rotate upwards along with the threaded rods 53, the drill bit 56 towards the position of a soft rock releasing hole of a tunnel through the first bolts 55, and the release holes inside the soft rock of the tunnel are opened in a distributed mode;

after the release hole is formed, the threaded rod 53 drives the drill bit 56 to separate from the release hole through the threaded cylinder 54 and reset, at the moment, the base 11 moves downwards and the four groups of Mecanum wheels 12 are in contact with the ground again, the base 11 and the top frame 1 are driven to move to the first release hole position again, the clamping seat 86 on the long cylinder 81 is positioned at the preset position of the release hole, one of the pipe assemblies 10 on one group of clamping frames 9 is removed and inserted into the clamping seat 86, the heights of the base 11 and the top frame 1 are raised to the preset height again according to the requirement of the phenomenon, meanwhile, the two groups of poking heads 44 are respectively held to drive the two groups of pawls 42 to separate from the two groups of ratchet wheels 41, the reverse restriction of the two groups of driven round gears 34 is relieved, and the two groups of gear rings 35 drive the clamping seat 86 on the long cylinder 81 to rotate to the preset inserting position of the release hole through the universal ball seat 36 and the sliding cylinder 37, and the drill bit 56 on the screw thread cylinder 54 which synchronously rotates along with the long cylinder 81 is in a non-working state, after the clamping seat 86 on the long cylinder 81 rotates in place, the electric telescopic rod 32 is controlled to be opened and drives the driving round gear 33 and the driving bevel gear 51 to move backwards and correspondingly separate from the driven round gear 34 and the driven bevel gear 52, the double-headed motor 31 is controlled to be opened, the double-headed motor 31 drives the cam 71 to rotate, at the moment, the driving round gear 33 and the driving bevel gear 51 rotate in idle mode, then the supporting spring 75 provides elastic supporting reset compensation for the piston 74 on the connecting rod 73, the cam 71 drives the connecting rod 73 and the piston 74 to do reciprocating work on the sealing cover 6 through the cam seat 72 and generate high-pressure gas, the high-pressure gas is supplied into the long cylinder 81 after the long cylinder is in place through the conveying pipe 76, and the gas generated by the rotation of the cam 71 is discharged through the exhaust pipe 77 during the opening of the release hole, after the long cylinder 81 which synchronously rotates along with the threaded cylinder 54 loses the supply of the pressurized gas, the clamping seat 86 on the long cylinder is in a non-working state;

with the continuous supply of high-pressure gas into the long cylinder 81, the pressure in the long cylinder 81 is rapidly increased, the sliding seat 82 is forced to slide upwards in the long cylinder 81 under the action of the pressure, the elastic rope 83 is stretched, meanwhile, the sliding seat 82 drives the pushing rod 84 to move outwards, the pushing rod 84 drives the flower pipe assembly 10 on the clamping seat 86 to move towards the direction of the release hole through the second bolt 85 until the flower pipe assembly 10 is completely inserted into the release hole, and the like, all release holes distributed in the soft rock of the tunnel are completely provided with flower pipe insertion work, and the release hole opening and the flower pipe insertion work can be alternately performed;

after the flower pipe is inserted into the release hole, during the release period of deformation stress in the tunnel soft rock through the release hole, the two groups of semicircular pipes 101 of the flower pipe are forced to be extruded inwards, the extrusion stress on the two groups of semicircular pipes 101 forces the two groups of arc guide rails 103 to slide in the two groups of arc guide rails 102, the two groups of arc elastic blocks 104 are compressed, the two groups of arc elastic blocks 104 in a compressed state elastically counteract the two groups of semicircular pipes 101 on the two groups of arc guide rails 103, and then the deformation stress on the flower pipe in the release hole is counteracted, so that the tunnel soft rock large deformation resisting treatment work can be completed.

It should be noted that, specific model specifications of the double-headed motor 31, the electric telescopic rod 32 and the electric push rod 133 need to be determined by selecting a model according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the field, so that details are not repeated.

The power supply of the double-headed motor 31, the electric telescopic rod 32 and the electric push rod 133 and the principle thereof will be apparent to those skilled in the art, and will not be described in detail herein.

The above is only an example of the present application, and is not intended to limit the scope of the present application, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes or substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A treatment apparatus for resisting large deformation of soft rock in a tunnel, comprising: the device comprises a top frame (1), wherein a control panel is embedded in the front of the top frame (1), rotating covers (2) are rotatably connected to two sides, far away from the control panel, of the top frame (1), and a rotating assembly (3) and a locking assembly (4) are respectively arranged on two sides of the top frame (1);

one side of the rotating assembly (3) is provided with a drilling assembly (5), one side, far away from the control panel, of the top frame (1) is communicated with a sealing cover (6), the inner cavity of the sealing cover (6) is provided with a supply assembly (7), and the other side of the rotating assembly (3) is provided with a pushing assembly (8);

two sides of the bottom of the top frame (1) far away from the control panel are fixedly connected with clamping frames (9), and the inner cavities of the two groups of clamping frames (9) are clamped with a flower pipe assembly (10) matched with the pushing assembly (8).

2. The treatment device capable of resisting large deformation of tunnel soft rock according to claim 1, wherein the rotating assembly (3) comprises a double-headed motor (31), the double-headed motor (31) is fixed at the center of an inner cavity of the top frame (1), an output shaft of the double-headed motor (31) is embedded with an electric telescopic rod (32) and a piston rod of the electric telescopic rod (32) is fixedly connected with a driving round gear (33), teeth of the driving round gear (33) are meshed with a driven round gear (34) which is in running fit with the top frame (1) and teeth of the driven round gear (34) are meshed with a gear ring (35), one side, away from the top frame (1), of the gear ring (35) is fixedly connected with a universal ball seat (36), and the other side of the universal ball seat (36) is movably connected with a sliding cylinder (37).

3. The treatment device capable of resisting large deformation of tunnel soft rock according to claim 2, wherein the locking assembly (4) comprises ratchet wheels (41), two groups of ratchet wheels (41) are fixed on the outer sides of driven round gears (34), pawls (42) which are in running fit with the top frame (1) are clamped on teeth of the two groups of ratchet wheels (41), limiting springs (43) which are in running fit with the top frame (1) are fixedly connected to one sides, away from the ratchet wheels (41), of the two groups of pawls (42), and a shifting head (44) which is in running fit with the top frame (1) is fixedly connected to one sides, away from the ratchet wheels (41), of the two groups of pawls (42).

4. A treatment device capable of resisting large deformation of tunnel soft rock according to claim 2, wherein the drilling assembly (5) comprises a driving bevel gear (51), the driving bevel gear (51) is fixed on one side of a driving round gear (33) far away from an electric telescopic rod (32), a group of inner cavities of the rotating cover (2) are rotationally connected with a driven bevel gear (52) matched with the driving bevel gear (51) for use, the inner cavities of the driven bevel gear (52) are fixedly connected with a threaded rod (53), the outer wall of the threaded rod (53) is in threaded connection with a threaded cylinder (54) in sliding fit with a sliding cylinder (37), the other side of the threaded cylinder (54) is in threaded connection with a first bolt (55), and the other side of the first bolt (55) is fixedly connected with a drill bit (56).

5. A treatment device capable of resisting large deformation of tunnel soft rock according to claim 2, wherein the supply assembly (7) comprises a cam (71), the cam (71) is fixed on the other output shaft of the double-headed motor (31), a cam seat (72) is slidably connected to the surface of the cam (71), a connecting rod (73) slidably matched with the sealing cover (6) is fixedly connected to one side of the cam seat (72) away from the cam (71), a piston (74) slidably matched with the sealing cover (6) is fixedly connected to one side of the connecting rod (73) away from the cam seat (72), a supporting spring (75) is sleeved on the outer side of the connecting rod (73), a conveying pipe (76) matched with the other group of rotating covers (2) is communicated to one side of the sealing cover (6) close to the piston (74), and an exhaust pipe (77) is communicated to the other side of the sealing cover (6) close to the piston (74).

6. The treatment device capable of resisting large deformation of tunnel soft rock according to claim 1, wherein the pushing component (8) comprises an elongated cylinder (81), the elongated cylinder (81) is embedded in an inner cavity of the other group of rotating cover (2) and is in sliding connection with the sliding cylinder (37), a sliding seat (82) is slidably connected in the inner cavity of the elongated cylinder (81), an elastic rope (83) fixedly matched with the elongated cylinder (81) is fixedly connected to the bottom of the sliding seat (82), a pushing rod (84) slidably matched with the elongated cylinder (81) is fixedly connected to one side, far away from the elastic rope (83), of the sliding seat (82), a second bolt (85) is connected to one side, far away from the sliding seat (82), of the pushing rod (84), and a clamping seat (86) is fixedly connected to the other side of the second bolt (85).

7. The treatment device capable of resisting large deformation of tunnel soft rock according to claim 1, wherein the flower pipe assembly (10) comprises semicircular pipes (101), two groups of semicircular pipes (101) are clamped on the inner walls of the clamping frames (9), the inner cavities of the two groups of semicircular pipes (101) are sequentially provided with arc-shaped guide rails (102) from front to back, the inner walls of the two groups of arc-shaped guide rails (102) are slidably connected with arc-shaped guide rails (103), and one sides, opposite to the arc-shaped guide rails (103), of the two groups of arc-shaped guide rails are fixedly connected with arc-shaped elastic blocks (104) matched with the arc-shaped guide rails (102).

8. The treatment device capable of resisting large deformation of tunnel soft rock according to claim 1, wherein two sides of the top frame (1) close to the control panel are provided with arc-shaped sliding rails (14), and inner cavities of the two groups of arc-shaped sliding rails (14) are slidably connected with annular sliding racks (15) fixedly matched with the gear rings (35).

9. A treatment device capable of resisting large deformation of tunnel soft rock according to claim 2, characterized in that two sets of annular guide rail grooves (16) are formed in opposite sides of the gear rings (35), and limit guide rail frames (17) fixedly matched with the top frame (1) are slidably connected to the peripheries of inner cavities of the two sets of annular guide rail grooves (16).

10. The treatment device capable of resisting large deformation of tunnel soft rock according to claim 4, wherein the periphery of the drill bit (56) far away from the thread cylinder (54) is provided with soil guiding grooves, and the soil guiding grooves are distributed in a triangular equidistant state along the central axis of the drill bit (56) and are designed by adopting triangular openings.