CN216406826U - Underground gallery construction tunneling device - Google Patents

Abstract

The utility model provides an underground corridor construction tunneling device. The tunneling device comprises a cylindrical shell, a tunneling motor, a rotary drum coaxially arranged in the cylindrical shell, an external cutting disc arranged at the front end of the shell, an internal cutting disc arranged at the front end of the rotary drum and an earth collecting device; a bearing is arranged between the outer cutting disc and the shell, the inner cutting disc is rotatably arranged on the inner ring of the outer cutting disc, the tunneling motor is positioned between the cylindrical shell and the rotary drum, the tunneling motor is connected with the inner cutting disc and the outer cutting disc through a transmission mechanism, and the middle part of the inner cutting disc is provided with an earth conveying hole communicated with the rotary drum; the mud collection device includes conveying motor, rotates spiral transmission pole and the collecting vessel of installing in the rotary drum, the rear end and the collecting vessel intercommunication of rotary drum, spiral transmission pole rotate under conveying motor's effect carry the collecting vessel in with earth. The utility model realizes the reverse rotation of the inner cutting disk and the outer cutting disk and increases the tunneling efficiency.

Description

Underground gallery construction tunneling device

Technical Field

The utility model relates to the technical field of underground space construction, in particular to an underground corridor construction tunneling device.

Background

In the technical field of corridor type construction of underground space, the corridor type underground space needs high construction cost, the requirement of a construction mechanical device is high, the corridor type construction is easy to cause soil collapse, the traditional machinery and method are difficult to reliably support the construction environment, the efficiency is low, and the construction is difficult to complete in one step, and the prior art (CN201910500495.7) discloses a corridor type construction method of a tunnel or an underground space, wherein a steel pipe is arranged by taking the inner edge of the contour line of the tunnel or the underground space as a datum line; digging out soil in the steel pipe; installing a temporary supporting facility in the steel pipe; cutting off the steel plates on the adjacent sides of the steel pipe in a longitudinal segmentation manner, wherein the cutting-off length is 1-20m when a part of a full section or a section is cut off each time, so as to form a hollow gallery; installing permanent supporting facilities in the steel pipes, dismantling the temporary supporting facilities, binding reinforcing steel bars in the gallery, and pouring concrete to form a main body structure of the tunnel or the underground space; and finally, removing the soil body in the contour line of the tunnel or the underground space to form the tunnel or the underground space with a stable structure.

Disclosure of Invention

Aiming at the technical problems, the utility model provides a corridor type construction device for underground space and a construction method using the device, the device can realize automatic mechanical forming and reinforcement of a corridor, is convenient to operate, can improve the construction efficiency and reduce the construction cost.

In order to achieve the technical purpose, the technical scheme provided by the utility model is an underground corridor construction tunneling device, which is characterized in that: the tunneling device comprises a tunneling mechanism, wherein the tunneling mechanism comprises a cylindrical shell, a tunneling motor, a rotating drum coaxially arranged in the cylindrical shell, an external cutting disc arranged at the front end of the cylindrical shell, an internal cutting disc arranged at the front end of the rotating drum and an earth collecting device; a bearing is arranged between the outer cutting disc and the cylindrical shell, the inner cutting disc is rotatably arranged at the inner ring of the outer cutting disc, the tunneling motor is positioned between the cylindrical shell and the rotary drum, the tunneling motor is connected with the inner cutting disc and the outer cutting disc through a transmission mechanism, and the middle part of the inner cutting disc is provided with an earth conveying hole communicated with the rotary drum; the soil collecting device comprises a conveying motor, a spiral transmission rod and a collecting barrel, wherein the spiral transmission rod and the collecting barrel are rotatably arranged in a rotary drum; the driving mechanism comprises a first gear ring arranged on the outer wall of the rotary drum, a driving gear meshed with the first gear ring, a second gear ring arranged on the outer ring of the inner cutting disc, a third gear ring arranged on the inner ring of the outer cutting disc and a plurality of intermediate gears dispersedly arranged between the second gear ring and the third gear ring, the output shaft of the tunneling motor is connected with the driving gear, the intermediate gears are meshed with the second gear ring and the third gear ring respectively, and the inner cutting disc and the outer cutting disc are driven to rotate reversely to cut soil simultaneously under the driving of the tunneling motor.

The utility model has the following excellent technical scheme: the tunneling device further comprises a rotating mechanism, a grouting mechanism and a propelling mechanism, wherein the first end of the rotating mechanism is coaxially installed with the tunneling mechanism, and the second end of the rotating mechanism is coaxially and fixedly installed with the first end of the grouting mechanism; the second end of the grouting mechanism is coaxially and fixedly installed with the propelling mechanism; the slewing mechanism comprises a steering motor and at least two movable joints connected through hinges, the first movable joint close to the tunneling mechanism is connected with the tunneling mechanism through a hinge, the movable joint at the tail end close to the grouting mechanism is connected with the grouting mechanism through a hinge, and the steering motor controls the hinge parts of the at least two movable joints to steer; a plurality of grooving teeth are arranged on the circumference of each movable joint, the grooving teeth on at least two movable joints are distributed at the same position, and the grooving teeth cut a plurality of grouting grooves along the inner wall of a tunneling channel in the tunneling process of the underground space corridor type construction device; the grouting mechanism comprises a grouting shell, a slurry storage barrel arranged in the grouting shell and a plurality of grouting assemblies distributed along the circumferential direction of the grouting shell, the distribution positions of the plurality of grouting assemblies correspond to the positions of the cutting groove teeth in the circumferential direction of each movable joint, and the grouting assemblies are used for grouting and reinforcing in corresponding grouting grooves in the tunneling process of the underground space corridor type construction device; the propelling mechanism is fixedly arranged at the tail end of the grouting shell.

The utility model has the following excellent technical scheme: the two ends of the rotary drum are respectively provided with a bracket, the two ends of the spiral transmission rod are respectively rotatably connected with the brackets, the bracket at the front end of the rotary drum is positioned at the central position of the inner cutting disc, the hollow part of the bracket forms an earth collecting hole, the bracket at the rear end of the rotary drum is positioned at the position connected with the collecting barrel, and the conveying motor is positioned in the collecting barrel and connected with the tail end of the spiral transmission rod; the collecting barrel is fixedly arranged inside the cylindrical shell through a fixing column, a connecting column is fixedly arranged on the collecting barrel, the connecting column is of a hollow structure, and the collecting barrel is connected with the rotating mechanism through the connecting column.

The utility model has the following excellent technical scheme: the cutting teeth of outer cutting dish are the outside of cutting dish including annular equidistance dispersion, put at the central point of cutting dish including having seted up earth and have collected the hole, and the cutting teeth of interior cutting dish is annular equidistance along earth collection hole outer fringe and distributes, and the cutting teeth of interior cutting dish inclines towards relative direction with the cutting teeth of outer cutting dish.

The utility model has the following excellent technical scheme: the plurality of intermediate gears are rotatably mounted on the fixing ring, and the fixing ring is coaxially and fixedly mounted in the cylindrical shell.

The utility model has the following excellent technical scheme: the propelling mechanism comprises a propelling shell connected with the grouting shell and a plurality of fixed claws distributed at the outer end of the propelling shell, wherein each fixed claw extends into the propelling shell, the middle part of each fixed claw is rotatably arranged on the propelling shell, and one end of each fixed claw, which is positioned in the propelling shell, is connected with the inner wall of the propelling shell through a spring.

The utility model has the following excellent technical scheme: each movable joint comprises two mounting rings with the same diameter and a movable shell coaxially sleeved between the two mounting rings, a connecting rod with the same length is arranged in the middle of each mounting ring, and the two mounting rings are connected through a connecting rod hinge; the first movable joint is hinged with the tunneling mechanism, the two adjacent movable joints and the movable joint at the tail end are hinged with the grouting mechanism through connecting rods, and an output shaft of the steering motor is connected with the connecting rods of the first movable joint and a hinged rotating shaft of the tunneling mechanism; a plurality of cutting teeth are uniformly arranged on the circumference of the movable shell of each movable joint.

The utility model has the following excellent technical scheme: the number of the grouting assemblies is equal to the number of the grooving teeth on each movable joint, each grouting assembly comprises a discharge pipe, a movable plate and a hydraulic oil cylinder, a groove is formed in the position, corresponding to the position where the grouting assembly is installed, of the grouting shell, the movable plate is installed in the groove through a rotating shaft, one end of the discharge pipe is communicated with the interior of the slurry storage barrel, the other end of the discharge pipe is fixedly installed on the movable plate, and a discharge port of the discharge pipe faces a grouting groove cut by the grooving teeth; the hydraulic oil cylinder is fixedly installed on the grouting shell, the piston end of the hydraulic oil cylinder is connected with the movable plate through the hinge seat, and the movable plate is controlled to rotate along the rotating shaft through the hydraulic oil cylinder to change the angle of the discharge pipe.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the tunneling mechanism provided by the utility model is driven by the same motor to realize the reverse rotation of the inner cutting disc and the outer cutting disc, so that the tunneling efficiency is increased;

(2) the slewing mechanism provided by the utility model can realize the processing of the corridor with any curvature, does not need manual operation, has high automation degree, reduces the construction difficulty of the underground corridor and improves the construction efficiency;

(3) the grouting mechanism is matched with the slewing mechanism, so that the machined gallery is grouted and reinforced, and collapse accidents are prevented;

(4) the propelling mechanism provided by the utility model has the function of automatically preventing the corridor type construction device in the underground space from retreating, so that the processing process is more stable and efficient.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of the tunneling mechanism of the present invention;

FIG. 4 is a schematic structural view of the ripping mechanism of the present invention with the mounting housing removed;

FIG. 5 is a cutaway schematic view of FIG. 4;

fig. 6 and 7 are schematic structural views of a transmission mechanism of the tunneling mechanism;

figures 8 and 9 are schematic views of the utility model in different orientations with the ripping mechanism removed;

FIG. 10 is a schematic view showing the construction of a steering mechanism according to the present invention;

FIG. 11 is a schematic view of the grouting mechanism and the propelling mechanism according to the present invention;

FIG. 12 is a schematic view of the internal structure of the propulsion mechanism of the present invention;

fig. 13 is a schematic view of the grouting mechanism of the present invention in a disassembled state.

Reference numerals: 101-a tunneling mechanism; 102-a swing mechanism; 103-grouting mechanism; 104-a propulsion mechanism; 105-a cutting tooth; 106-inner cutting disc; 107-external cutting disk; 108-a cylindrical shell; 109-a collection bucket; 110-connecting column; 111-fixed columns; 112-a rotating drum; 113-a fixed ring; 114-a first ring gear; 115-a heading motor; 116-a drive gear; 117-bearings; 118-a scaffold; 119-a spiral transmission rod; 120-a second ring gear; 121-intermediate gear; 122-third ring gear; 123-movable section; 124-a movable housing; 125-grooving teeth; 126-a steering motor; 127-a connecting rod; 128-a mounting ring; 129-grouting outer shell; 130-a propulsion housing; 131-a fixed jaw; 132-a spring; 133-a mud storage barrel; 134-a grout assembly; 135-a discharge pipe; 136-a movable plate; 137-a rotating shaft; 138-a hinged seat; 139-mounting seat; 140-a hydraulic oil cylinder; 141-conveying motor.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The underground space corridor type construction device provided by the embodiment 1 comprises a tunneling mechanism 101, a slewing mechanism 102, a grouting mechanism 103 and a propelling mechanism 104, wherein the tunneling mechanism 101 is a power head of the whole device and is used for cutting soil and tunneling; the first end of the slewing mechanism 102 is coaxially installed with the tunneling mechanism 101, the second end of the slewing mechanism 102 is coaxially and fixedly installed with the first end of the grouting mechanism 103, and the slewing mechanism 102 is used for controlling the steering of the underground space corridor type construction device and realizing the processing of a bent corridor channel; the second end of the grouting mechanism 103 is coaxially and fixedly installed with the propelling mechanism 104, the grouting mechanism 103 is used for grouting and reinforcing the cut gallery, and the propelling mechanism 104 is used for preventing the underground space corridor type construction device from retreating and continuously providing cutting thrust.

As shown in fig. 3 to 6, the tunneling mechanism 101 according to embodiment 1 includes a cylindrical housing 108, a cutter disc mounted at the front end of the cylindrical housing 108, a drum 112 coaxially mounted in the cylindrical housing 108, a tunneling motor 115 mounted in the cylindrical housing 108, and a soil collecting device; the cutting knife disc comprises an inner cutting disc 106, an outer cutting disc 107 and cutting teeth 105 distributed on the inner cutting disc and the outer cutting disc, a cylindrical shell 108 in the tunneling mechanism 101 is coaxially and fixedly installed on the slewing mechanism 102, the outer cutting disc 107 is rotatably installed on the inner ring of the cylindrical shell 108, a bearing 117 is arranged between the outer cutting disc 107 and the cylindrical shell 108, the inner cutting disc 106 is rotatably installed on the inner ring of the outer cutting disc 107 and is fixedly connected with the rotary drum 112, the inner cutting disc 106 and the outer cutting disc 107 are connected with a tunneling motor 115 through a transmission mechanism, and soil collecting holes leading to a soil collecting device are formed in the cutting knife disc; the soil collection device comprises a soil conveying mechanism and a collection barrel 109, the soil conveying mechanism comprises a conveying motor 141 and a spiral transmission rod 119 coaxially rotatably mounted in a rotary barrel 112, two ends of the rotary barrel 112 are respectively provided with a bracket 118, two ends of the spiral transmission rod 119 are respectively rotatably connected with the brackets 118, the bracket 118 at the front end of the rotary barrel 112 is positioned at the central position of an inner cutting disc 106, a soil collection hole is formed at the hollow part of the bracket, the bracket 118 at the rear end of the rotary barrel 112 is positioned at the connecting position with the collection barrel 109, the conveying motor 141 is positioned in the collection barrel 109 and is connected with the tail end of the spiral transmission rod 119, and the spiral transmission rod 119 is driven by the conveying motor 141 to rotate so as to realize soil conveying; the collecting barrel 109 is fixedly installed inside the cylindrical shell 108 through a fixing column 111, a connecting column 110 is fixedly installed on the collecting barrel 109, the connecting column 110 is of a hollow structure, the collecting barrel 109 is connected with the rotating mechanism 102 through the connecting column 110, the collecting barrel 109 is used for storing soil generated by cutting, the rotating drum 112 is communicated with the inside of the collecting barrel 109, and the connecting column 110 is used for discharging the soil inside the collecting barrel 109 out of the tunneling mechanism 101. The inner cutting disc 106 and the outer cutting disc 107 rotate in the same direction under the action of the tunneling motor 115, so that corridor processing is realized, soil generated by cutting of the cutting teeth 105 enters the rotary drum 112 under the action of the motor through the spiral transmission rod 119, the spiral transmission rod 119 in the rotary drum 112 rotates under the action of the conveying motor 141, the soil is conveyed to the interior of the collecting barrel 109, and the soil is discharged out of the tunneling mechanism 101 through the connecting column 110.

Embodiment 1 provides a corridor-type construction device for underground space, as shown in fig. 5 and 6, the transmission mechanism includes a first ring gear 114 coaxially mounted on the outer wall of a drum 112, a driving gear 116 engaged with the first ring gear 114, a second ring gear 120 disposed on the outer ring of an inner cutting disk 106, a third ring gear 122 disposed on the inner ring of an outer cutting disk 107, and a plurality of intermediate gears 121 dispersedly disposed between the second ring gear and the third ring gear, the intermediate gears 121 are rotatably mounted on a fixing ring 113, the fixing ring 113 is fixedly and coaxially mounted in a cylindrical housing 108, the ripping motor 115 is fixedly mounted between the drum 112 and the cylindrical housing 108, the output shaft thereof is connected to the drive gear 116, the plurality of intermediate gears 121 are respectively intermeshed with the second ring gear 120 and the third ring gear 122, and simultaneously drives the inner cutting disk 106 and the outer cutting disk 107 to simultaneously rotate in opposite directions under the driving of the tunneling motor 115. When the cutting machine is used, the tunneling motor 115 is started, the tunneling motor 115 drives the driving gear 116 to rotate, the driving gear 116 drives the drum 112 to rotate through the first gear ring 114, the drum 112 drives the inner cutting disk 106 to rotate, the inner cutting disk 106 drives the intermediate gear 121 to rotate through the second gear ring 120, the intermediate gear 121 simultaneously drives the third gear ring 122 to rotate, the third gear ring 122 drives the outer cutting disk 107 to rotate in the cylindrical shell 108, at the moment, the rotation directions of the inner cutting disk 106 and the outer cutting disk 107 are opposite, and the inner cutting disk 106 and the outer cutting disk 107 perform soil cutting through the cutting teeth 105. The cutting teeth 105 of the outer cutting disc 107 are distributed in the outer side of the inner cutting disc 106 in an annular equidistant mode, an earth collecting hole is formed in the center position of the inner cutting disc 106, the cutting teeth of the inner cutting disc 106 are distributed in an annular equidistant mode along the outer edge of the earth collecting hole, and the cutting teeth of the inner cutting disc 106 and the cutting teeth of the outer cutting disc 107 incline towards the opposite direction.

The swing mechanism 102 in the embodiment 1 is shown in fig. 8 to 10, and includes a steering motor 126 and at least two hinged movable joints 123, the number of the movable joints 123 can be set according to the requirement, the length of the movable joints 123 is subject to the realization of normal turning, and the movable joints in the embodiment are six in the figure. Each movable joint 123 comprises two mounting rings 128 with the same diameter and a movable shell 124 coaxially sleeved between the two mounting rings 128, a connecting rod 127 with the same length is arranged in the middle of each mounting ring 128, and the two mounting rings 128 are connected through the connecting rod 127 in a hinged mode; the first movable joint is hinged with the tunneling mechanism 101, the two adjacent movable joints 123 and the grouting mechanism 103 through connecting rods 127, an output shaft of the steering motor 126 is connected with the connecting rods of the first movable joint and a hinged rotating shaft of the tunneling mechanism, the steering motor 126 is used for driving the underground space gallery type construction device to steer, the steering motor 126 is started during use, the angle between the connecting rods 127 and the cylindrical shell 108 is changed, and the curvature of the gallery is changed along with the advancing of the tunneling mechanism 101; a plurality of grooving teeth are uniformly arranged on the circumference of the movable shell 124 of each movable joint 123, 4 grooving teeth 125 are arranged on each movable shell 124 in the embodiment shown in the drawing, the 4 grooving teeth 125 on the six movable joints are distributed at the same position, and in the tunneling process of the underground space corridor type construction device, the grooving teeth 125 cut four grouting grooves along the inner wall of the tunneling channel.

The grouting mechanism 103 according to embodiment 1, as shown in fig. 11, includes a grouting housing 129, a slurry storage barrel 133 disposed inside the grouting housing 129, and four grouting assemblies 134 distributed along the circumferential direction of the grouting housing 129, wherein the grouting assemblies 134 are communicated with the slurry storage barrel 133, and a plurality of grouting assemblies 134 are distributed at positions corresponding to the circumferential direction of the notch teeth 125 of each movable joint 123, and are grouted and reinforced in the corresponding grouting grooves by the grouting assemblies 134 during the driving of the underground space corridor type construction apparatus. As shown in fig. 13, the grouting assembly 134 includes a discharge pipe 135, a movable plate 136 and a hydraulic cylinder 140, a groove is formed in the grouting housing 129 corresponding to the position where the grouting assembly 134 is installed, the movable plate 136 is installed in the groove through a rotating shaft 137, one end of the discharge pipe 135 is communicated with the inside of the slurry storage barrel 133, the other end is fixedly installed on the movable plate 136, and a discharge port of the discharge pipe faces a grouting groove cut by the grooving teeth 125; the hydraulic oil cylinder 140 is fixedly installed on the grouting outer shell 129, the piston end of the hydraulic oil cylinder 140 is connected with the movable plate 136 through the hinge seat 138, and the movable plate 136 is controlled by the hydraulic oil cylinder 140 to rotate along the rotating shaft 137 to change the angle of the discharge pipe 135. Discharging pipe 135 is arranged in pouring the mud in mud storage bucket 133 into the grout groove, realizes the reinforcement of corridor, in the use, realizes the adjustment of discharging pipe 135 angle through the shrink of adjustment hydraulic cylinder 140 expansion end, and then realizes the adjustment of grout angle.

The propulsion mechanism 104 of example 1 is shown in fig. 11, and comprises a propulsion housing 130 connected with a grouting housing 129 and a plurality of fixed claws 131 distributed at the outer end of the propulsion housing 130, wherein each fixed claw 131 partially extends into the propulsion housing 130, the middle part of the fixed claw 131 is rotatably mounted on the propulsion housing 130, and one end of the fixed claw 131 positioned in the propulsion housing 130 is connected with the inner wall of the propulsion housing through a spring 132. In the use, propelling mechanism 104 is pushed under the effect of external force, the end of stationary dog 131 slides at the corridor inner wall, when tunnelling mechanism 101 meets hard thing, this underground space return gallery formula construction equipment can produce the trend of backward motion, the end of stationary dog 131 can block at the corridor inner wall this moment, spring 132 is in the state by the tensile state this moment to this prevents this underground space return gallery formula construction equipment from moving back, propelling mechanism 104 provides the thrust that advances for this underground space return gallery formula construction equipment.

In the corridor-type construction device for underground space in embodiment 1 of the present invention, as shown in fig. 1 and 2, the cylindrical casing 108, the grouting casing 129, the propelling casing 130 and the movable casing 124 of the movable joint of the tunneling mechanism are matched in diameter. The working principle of the underground space corridor type construction device is as follows: when in use, the underground space gallery type construction device is firstly installed on an external power source, the external power source pushes the underground space gallery type construction device to advance, the tunneling motor 115 is started, the tunneling motor 115 drives the inner cutting disc 106 to rotate through the driving gear 116, the inner cutting disc 106 drives the outer cutting disc 107 to rotate reversely with the inner cutting disc 106 through the intermediate gear 121, the inner cutting disc 106 and the outer cutting disc 107 perform cutting drilling on soil through the cutting teeth 105, the cut soil enters the rotary drum 112, the soil is discharged out of the tunneling mechanism 101 under the rotation action of the spiral transmission rod 119, when turning is needed, the steering motor 126 is started, the angle between the tunneling mechanism 101 and the rotary mechanism 102 is changed, the tunneling route is changed, the machining of a bent gallery is realized, the grooving teeth 125 on the movable shell 124 slide out of a grouting groove on the gallery during the advancing process, the fly leaf 136 among the grouting mechanism 103 can be according to the play thick liquid angle of user demand adjustment discharging pipe 135, grout the grout groove, realize the reinforcement of corridor, the terminal slip on the corridor inner wall of in-process stationary dog 131 advances, when meeting with hard thing, when this underground space gallery formula construction equipment produced the motion trend of retreating, the terminal corridor that inserts of stationary dog 131 forms the auto-lock under the effect of spring 132, provides the thrust that advances for this underground space gallery formula construction equipment.

Embodiment 2 provides a method for constructing a gallery of an underground space by using the gallery type construction device of the underground space described in embodiment 1, comprising the following steps:

the method comprises the following steps: the underground space corridor type construction device is installed on an external power source, a tunneling motor 115 is started, the tunneling motor 115 drives a rotary drum 112 to rotate through a driving gear 116, the rotary drum 112 drives an inner cutting disc 106 to rotate, the inner cutting disc 106 drives an outer cutting disc 107 to rotate through a second gear ring 120, a middle gear 121 and a third gear ring 122, at the moment, the rotation directions of the inner cutting disc 106 and the outer cutting disc 107 are opposite, and soil is cut through cutting teeth 105 arranged on the inner cutting disc 106 and the outer cutting disc 107;

step two: when the curved gallery is machined, an external power source continuously provides forward power for the propelling mechanism 104 at the moment, the steering motor 126 is started, the angle between the tunneling mechanism 101 and the slewing mechanism 102 is changed, and turning is achieved;

step three: when the gallery is constructed by the underground space gallery type construction device, the grooving teeth 125 on the rotary mechanism 102 cut the inner wall of the gallery to form a grouting groove, the discharge pipe 135 in the grouting mechanism 103 corresponds to the grouting groove in position, the angle of the discharge pipe 135 is adjusted under the action of the hydraulic oil cylinder 140, and slurry in the slurry storage barrel 133 is poured into the grouting groove through the discharge pipe 135, so that the gallery is reinforced;

step four: propelling mechanism 104 sets up the rear at this underground space gallery type construction equipment traffic direction, and when the device moved forward, spring 132 was compressed, and stationary dog 131 slides in the corridor, and when the work progress met with hard thing, stationary dog 131 card was inside the corridor, and spring 132 was stretched this moment, and stationary dog 131 is used for resisting this underground space gallery type construction equipment rearward movement's trend, continuously provides forward thrust, realizes high-efficient construction.

The above description is only one embodiment of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (8)

1. The utility model provides an underground gallery construction entry driving device which characterized in that: the tunneling device comprises a tunneling mechanism (101), wherein the tunneling mechanism (101) comprises a cylindrical shell (108), a tunneling motor (115), a rotating drum (112) coaxially arranged in the cylindrical shell (108), an external cutting disc (107) arranged at the front end of the cylindrical shell (108), an internal cutting disc (106) arranged at the front end of the rotating drum (112) and a soil collecting device; a bearing (117) is arranged between the outer cutting disc (107) and the cylindrical shell (108), the inner cutting disc (106) is rotatably arranged on the inner ring of the outer cutting disc (107), the tunneling motor (115) is positioned between the cylindrical shell (108) and the rotary drum (112), the tunneling motor (115) is connected with the inner cutting disc (106) and the outer cutting disc (107) through a transmission mechanism, and the middle part of the inner cutting disc (106) is provided with a soil conveying hole communicated with the rotary drum (112); the soil collecting device comprises a conveying motor (141), a spiral transmission rod (119) and a collecting barrel (109), wherein the spiral transmission rod (119) and the collecting barrel (109) are rotatably installed in a rotary drum (112), the rear end of the rotary drum (112) is communicated with the collecting barrel (109), the conveying motor (141) is connected with the spiral transmission rod (119), and the spiral transmission rod (119) rotates under the action of the conveying motor (141) to convey soil into the collecting barrel (109); the transmission mechanism comprises a first gear ring (114) arranged on the outer wall of the rotary drum (112), a driving gear (116) meshed with the first gear ring (114), a second gear ring (120) arranged on the outer ring of the inner cutting disc (106), a third gear ring (122) arranged on the inner ring of the outer cutting disc (107) and a plurality of intermediate gears (121) dispersedly arranged between the second gear ring and the third gear ring, the output shaft of the tunneling motor (115) is connected with the driving gear (116), the intermediate gears (121) are meshed with the second gear ring (120) and the third gear ring (122) respectively, and the inner cutting disc (106) and the outer cutting disc (107) are driven by the tunneling motor (115) to simultaneously drive the inner cutting disc (106) and the outer cutting disc (107) to simultaneously and reversely rotate to cut soil.

2. The underground gallery construction and excavation device of claim 1, wherein: the tunneling device further comprises a rotating mechanism (102), a grouting mechanism (103) and a propelling mechanism (104), wherein the first end of the rotating mechanism (102) is coaxially installed with the tunneling mechanism (101), and the second end of the rotating mechanism is coaxially and fixedly installed with the first end of the grouting mechanism (103); the second end of the grouting mechanism (103) is coaxially and fixedly installed with the propelling mechanism (104); the slewing mechanism (102) comprises a steering motor (126) and at least two movable joints (123) which are connected through hinges, the first movable joint close to the tunneling mechanism (101) is connected with the tunneling mechanism (101) through a hinge, the movable joint close to the tail end of the grouting mechanism (103) is connected with the grouting mechanism (103) through a hinge, and the hinge parts of the at least two movable joints (123) are controlled by the steering motor (126) to steer; a plurality of cutting teeth (125) are arranged on the circumference of each movable joint (123), the cutting teeth (125) on at least two movable joints (123) are distributed at the same position, and the cutting teeth (125) cut a plurality of grouting grooves along the inner wall of a tunneling channel in the tunneling process of the underground space corridor type construction device; the grouting mechanism (103) comprises a grouting shell (129), a slurry storage barrel (133) arranged inside the grouting shell (129) and a plurality of grouting assemblies (134) distributed along the circumferential direction of the grouting shell (129), wherein the distributed positions of the plurality of grouting assemblies (134) correspond to the positions of the grooving teeth (125) of each movable joint (123) in the circumferential direction, and the grouting assemblies (134) are used for grouting and reinforcing in the corresponding grouting grooves in the tunneling process of the underground space corridor type construction device; the propelling mechanism (104) is fixedly arranged at the tail end of the grouting shell (129).

3. An underground gallery construction ripper according to claim 1 or 2, wherein: supports (118) are respectively arranged at two ends of the rotary drum (112), two ends of the spiral transmission rod (119) are respectively rotatably connected with the supports (118), the support (118) at the front end of the rotary drum (112) is positioned at the central position of the inner cutting disc (106), soil collecting holes are formed in the hollow parts of the supports, the support (118) at the rear end of the rotary drum (112) is positioned at the connecting position with the collecting barrel (109), and the conveying motor (141) is positioned in the collecting barrel (109) and is connected with the tail end of the spiral transmission rod (119); the collecting barrel (109) is fixedly arranged inside the cylindrical shell (108) through a fixing column (111), a connecting column (110) is fixedly arranged on the collecting barrel (109), the connecting column (110) is of a hollow structure, and the collecting barrel (109) is connected with the rotating mechanism (102) through the connecting column (110).

4. An underground gallery construction ripper according to claim 1 or 2, wherein: the cutting teeth (105) of the outer cutting disc (107) are distributed in an annular equal distance mode on the outer side of the inner cutting disc (106), an earth collecting hole is formed in the center position of the inner cutting disc (106), the cutting teeth of the inner cutting disc (106) are distributed in an annular equal distance mode along the outer edge of the earth collecting hole, and the cutting teeth of the inner cutting disc (106) and the cutting teeth of the outer cutting disc (107) incline towards the opposite direction.

5. An underground gallery construction ripper according to claim 1 or 2, wherein: the intermediate gears (121) are rotatably mounted on a fixing ring (113), and the fixing ring (113) is coaxially and fixedly mounted in the cylindrical shell (108).

6. The underground gallery construction and excavation device of claim 2, wherein: the propelling mechanism (104) comprises a propelling shell (130) connected with the grouting shell (129) and a plurality of fixed claws (131) distributed at the outer end of the propelling shell (130), wherein each fixed claw (131) partially extends into the propelling shell (130), the middle part of each fixed claw is rotatably arranged on the propelling shell (130), and one end, positioned inside the propelling shell (130), of each fixed claw (131) is connected with the inner wall of the propelling shell through a spring (132).

7. The underground gallery construction and excavation device of claim 2, wherein: each movable joint (123) comprises two mounting rings (128) with the same diameter and a movable shell (124) which is coaxially sleeved between the two mounting rings (128), a connecting rod (127) with the same length is arranged in the middle of each mounting ring (128), and the two mounting rings (128) are connected through the connecting rod (127) in a hinged mode; the first movable joint is hinged with the tunneling mechanism (101), the two adjacent movable joints (123) and the grouting mechanism (103) at the tail end through connecting rods (127), and an output shaft of the steering motor (126) is connected with the connecting rods of the first movable joint and a hinged rotating shaft of the tunneling mechanism; a plurality of cutting teeth are uniformly arranged on the circumference of the movable shell (124) of each movable joint (123).

8. The underground gallery construction and excavation device of claim 2, wherein: the number of the grouting assemblies (134) is equal to the number of the grooving teeth (125) on each movable joint (123), each grouting assembly (134) comprises a discharge pipe (135), a movable plate (136) and a hydraulic oil cylinder (140), a groove is formed in the position, corresponding to the installation position of the grouting assembly (134), of the grouting shell (129), each movable plate (136) is installed in the groove through a rotating shaft (137), one end of each discharge pipe (135) is communicated with the inside of the corresponding slurry storage barrel (133), the other end of each discharge pipe is fixedly installed on each movable plate (136), and a discharge hole of each discharge pipe faces to a grouting groove cut by the corresponding grooving teeth (125); the hydraulic oil cylinder (140) is fixedly arranged on the grouting outer shell (129), the piston end of the hydraulic oil cylinder is connected with the movable plate (136) through the hinge seat (138), and the movable plate (136) is controlled by the hydraulic oil cylinder (140) to rotate along the rotating shaft (137) so as to change the angle of the discharge pipe (135).

Images