CN107060798B - Resistance-increasing stepping guide mechanism for soil layer tunneling and method thereof - Google Patents
Resistance-increasing stepping guide mechanism for soil layer tunneling and method thereof Download PDFInfo
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- CN107060798B CN107060798B CN201710279220.6A CN201710279220A CN107060798B CN 107060798 B CN107060798 B CN 107060798B CN 201710279220 A CN201710279220 A CN 201710279220A CN 107060798 B CN107060798 B CN 107060798B
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- soil layer
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- rotating arm
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
Abstract
The invention discloses a resistance-increasing stepping guide mechanism for soil layer tunneling, which comprises a transport vehicle, a guide pipe and a rotating arm, wherein a fixing assembly is arranged on the rotating arm. The resistance-increasing stepping guide method for soil layer excavation comprises the steps of moving a guide pipe through a transport vehicle, enabling a rotary table used for cutting a soil layer in a soil layer excavation device in the guide pipe to be attached to the soil layer, then opening a rotating arm, and adjusting the angle of a fixing piece to enable the fixing piece to be rotatably embedded into the soil layer to complete positioning. According to the resistance-increasing stepping guide mechanism and the method for soil layer tunneling, the guide pipe arranged outside the soil layer is used as a standard matched with the expansion and fixation of the elastic piece in the soil layer tunneling device, so that the soil layer tunneling device can complete tunneling through the self power source, the external power is saved, the guide precision is improved through the guide of the guide pipe and the positioning of the fixing piece, the soil layer tunneling device can move along the axis of the guide pipe at the initial stage of guide, and the soil layer tunneling device cannot deviate.
Description
Technical Field
The invention relates to the field of automatic excavation of soil layer pipelines, in particular to a resistance-increasing stepping guide mechanism for soil layer excavation and a method thereof.
Background
The invention discloses a pipe-soil resistance-increasing self-driving pipe jacking method and a pipe jacking device thereof with application number of CN01123509.8, and discloses a thrust mechanism arranged between a front barrel and a rear barrel and matched with the barrels arranged in front and rear, and an elastic body on the barrels for extruding a soil layer in an expansion mode to realize automatic tunneling of a soil layer tunneling device in the soil layer, however, the soil layer tunneling device needs to be positioned in the soil layer to carry out automatic tunneling, and the soil layer tunneling device before tunneling needs to be necessarily designed with a mechanism capable of guiding the soil layer tunneling device into the soil layer. The invention with the application number of CN03119663.2 and the name of a heading machine and a construction method thereof discloses a method for directly pushing a propulsion body to dig through a propulsion oil cylinder, and then completing the guidance of the propulsion body in a way that a follow-up propulsion pipe is matched with the propulsion body to form a pipeline.
Disclosure of Invention
The invention aims to solve the technical problems and provides a guide mechanism and a method of a soil layer tunneling device, which can be accurately positioned.
The invention is realized by the following technical scheme:
the utility model provides a soil horizon tunnelling increase and hinder step-by-step guiding mechanism, articulates the swinging boom on the guide tube outer wall including haulage vehicle, the guiding tube, the one end of setting on haulage vehicle, is provided with the fixed subassembly through rotatory mode embedding soil layer on the swinging boom.
Preferably, still including pushing away the jar, push away the jar including the cylinder body of connecting the guide tube and can be close and keep away from the output that the cylinder body removed, it has the slider to articulate on the output, is provided with the gliding spout of holding slider on the swinging boom.
Preferably, the device further comprises a pushing cylinder, the pushing cylinder comprises a cylinder body connected with the guide pipe and an output end capable of being close to and far away from the cylinder body to move, the rotating arms comprise at least two rotating arms arranged around the circumferential direction of the guide pipe, a middle ring capable of being sleeved outside the guide pipe is arranged on the output end, sliding blocks corresponding to the number of the rotating arms are hinged to the middle ring, and sliding chutes for accommodating the sliding blocks are formed in the rotating arms.
Preferably, the slide block and the slide groove are both T-shaped in cross section.
Preferably, the fixing assembly comprises a drill bit and a first motor for driving the drill bit to rotate, and the first motor is connected with the rotating arm.
Preferably, the first motor is hinged to the rotating arm, and an angle adjusting mechanism for driving the first motor to rotate around a hinged point is arranged on the rotating arm.
Preferably, a rotating shaft capable of rotating relative to the rotating arm is arranged on the rotating arm, the angle adjusting mechanism comprises a second motor capable of driving the rotating shaft to rotate, and the first motor is fixedly connected with the rotating shaft.
Preferably, the rotating arm is provided with a rotating shaft capable of rotating relative to the rotating arm, the first motor is fixedly connected with the rotating shaft, and the angle adjusting mechanism comprises an air cylinder or a hydraulic cylinder of which the output end is hinged with the first motor at a rotating eccentric position.
The other purpose of the invention is realized by the following technical scheme:
a resistance-increasing stepping guide method for soil layer tunneling comprises the steps that a guide pipe is moved through a transport vehicle, a rotary table used for cutting a soil layer in a soil layer tunneling device in the guide pipe can be attached to the soil layer, then a rotating arm is opened, and the angle of a fixing piece is adjusted so that the fixing piece can be rotatably embedded into the soil layer to complete positioning; then the guiding tube is used as a reference positioned outside the soil layer for extrusion and fixation of the expansion of the elastomer on the rear cylinder body, the elastomer on the front cylinder body contracts, and the thrust mechanism pushes the front cylinder body and the rotary table to advance relative to the rear cylinder body; after the front barrel body is advanced, the rear guide pipe is used as an extrusion fixing reference for the expansion of the elastic body on the front barrel body, the elastic body on the rear barrel body is contracted, and the thrust mechanism pulls the rear barrel body to approach the front barrel body; the guide pipe is used as a reference and enters the soil layer from the front cylinder body and the rear cylinder body.
The beneficial effects are that: compared with the prior art, the resistance-increasing stepping guide mechanism for soil layer tunneling and the method thereof have the advantages that the guide pipe arranged outside the soil layer is used as a standard matched with the elastic piece in the soil layer tunneling device for expansion and fixation, so that the soil layer tunneling device can complete tunneling through the power source of the soil layer tunneling device, the external power is saved, the guide precision is improved through the guide of the guide pipe and the positioning of the fixing piece, the soil layer tunneling device can move along the axis of the guide pipe at the initial guide stage, and the soil layer tunneling device cannot deviate.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a perspective view of a guide mechanism with a partial structural view;
fig. 2 is a schematic view of the radial view of the soil layer ripping apparatus;
fig. 3 is a schematic structural diagram of the soil layer tunneling device during guiding;
FIG. 4 is an enlarged view of a portion of the rotating arm including a mounting assembly.
Detailed Description
As shown in fig. 1 and fig. 3, a resistance-increasing stepping guide mechanism for soil layer excavation comprises a transport vehicle 1, a guide tube 2 arranged on the transport vehicle 1, and a rotating arm 3 with one end hinged on the outer wall of the guide tube 2, wherein a fixing component 4 embedded in a soil layer in a rotating manner is arranged on the rotating arm 3.
As shown in fig. 2, the soil layer tunneling device comprises a front cylinder body 6 and a rear cylinder body 7, the front cylinder body 6 is connected with the rear cylinder body 7 through a thrust mechanism 9 capable of performing linear reciprocating motion, elastic pieces capable of performing inflation and deflation are sleeved on the front cylinder body 6 and the rear cylinder body 7 respectively, grooves for accommodating the elastic pieces to be embedded are formed in the front cylinder body 6 and the rear cylinder body 7 respectively, the turntable 5 is connected with the front cylinder body 6, and the front cylinder body 6 is connected with the turntable 5 through a cylinder or a hydraulic cylinder capable of performing linear reciprocating motion. The thrust mechanism 9 may be at least two air cylinders or hydraulic cylinders provided between the front cylinder 6 and the rear cylinder 7, and the steering movement of the front cylinder 6 with respect to the rear cylinder 7 is controlled by the difference in the thrust amount between the air cylinders. The elastic body 8 may be an air bag inflated by an air pump or a hydraulic bag filled with liquid by a liquid pump.
A resistance-increasing stepping guide method for soil layer tunneling comprises the steps that a guide pipe 2 is moved through a transport vehicle 1, as shown in figure 3, a rotary table 5 used for cutting a soil layer in a soil layer tunneling device in the guide pipe 2 can be attached to the soil layer, then a rotating arm 3 is opened, and the angle of a fixing piece is adjusted so that the fixing piece can be rotatably embedded into the soil layer to complete positioning; then the guide tube 2 is used as a reference positioned outside the soil layer for extruding and fixing the expansion of the elastic body 8 on the rear cylinder 7, the elastic body 8 on the front cylinder 6 contracts, and the thrust mechanism 9 pushes the front cylinder 6 and the rotary disc 5 to advance relative to the rear cylinder 7; after the front tube is advanced, the rear guide tube 2 is used as an extrusion fixing reference for the expansion of the elastic body 8 on the front tube body 6, the elastic body 8 on the rear tube body 7 is contracted, and the thrust mechanism 9 pulls the rear tube body 7 to approach the front tube body 6; the guide pipe 2 is used as a reference until the front cylinder 6 and the rear cylinder 7 enter the soil layer.
The utility model provides a soil horizon tunnelling increase and hinder step-by-step guiding mechanism, can push away the jar including connecting the cylinder body of guiding tube 2 and can be close and keep away from the output that the cylinder body removed, it has the slider to articulate on the output, is provided with the gliding spout of holding slider on the swinging boom 3. The slide and runner may be of T-shaped cross-section. The pushing cylinder can be an air cylinder or a hydraulic cylinder. The rotating speed and the rotating angle of the rotating arm 3 can be controlled by controlling the output quantity and the output speed of the pushing cylinder, the soil layer can be uneven, the fixed assembly 4 on the output end can be attached to the uneven soil layer through the control of the pushing cylinder, the rotating arm 3 can be provided with a sensor for sensing a vibration signal or a sensor for sensing an illumination signal, the soil layer collides the rotating arm 3 to generate a vibration signal when contacting the fixed assembly 4, the sensor controls the pushing cylinder to stop, or the soil layer contacts the fixed assembly 4, and the sensor senses the position of the soil layer to control the pushing cylinder to stop; can reach promptly through the removal in-process at swinging boom 3 and make fixed subassembly 4 can contact the soil layer then stop the drive power of pushing away the jar, the rotary power of fixed subassembly 4 can with push away the jar linkage, fixed subassembly 4 begins to rotate then push away the jar and begin to impel promptly for push away the jar and can not disturb the motion of fixed subassembly 4 when fixed subassembly 4 rotates to get into the soil layer, specifically can be through same switch circuit control.
The utility model provides a soil horizon tunnelling increase and hinder step-by-step guiding mechanism, can be including pushing away the jar, push away the jar including the cylinder body of connecting guiding tube 2 and can be close and keep away from the output that the cylinder body removed, swinging boom 3 is including at least two that set up around the circumferencial direction of guiding tube 2, be provided with on the output and can overlap the middle ring of locating guiding tube 2 outside, it has the slider that corresponds 3 quantities of swinging boom to articulate on the middle ring, be provided with the gliding spout of holding slider on the swinging boom 3. The slide and runner may be of T-section. When the number of the rotating arms 3 is at least two, the pushing cylinders can be selected as power for the movement of each rotating arm 3, a power source is saved, and the middle ring is used as a middle connecting piece to drive the sliding block to move, so that each rotating arm 3 moves simultaneously.
As shown in fig. 4, the fixing assembly 4 may include a drill 41 and a first motor 42 for driving the drill 41 to rotate, wherein the first motor 42 is connected to the rotary arm 3. The end of the brick facing the soil layer can be a conical bulge. When the rotating arm 3 rotates to the drill bit 41 of the fixing assembly 4 can contact the soil layer, the first motor 42 is started to enable the drill bit 41 to enter the soil layer to complete fixing, and the pneumatic power of the first motor 42 and the pushing cylinder driving the rotating arm 3 to rotate can be linked.
The first motor 42 is hinged on the rotating arm 3, and an angle adjusting mechanism for driving the first motor 42 to rotate around a hinged point is arranged on the rotating arm 3. The rotating arm 3 can be provided with a rotating shaft which can rotate relative to the rotating arm 3, the angle adjusting mechanism comprises a second motor which can drive the rotating shaft to rotate, and the first motor 42 is fixedly connected with the rotating shaft. The rotating arm 3 can be provided with a rotating shaft capable of rotating relative to the rotating arm 3, the first motor 42 is fixedly connected with the rotating shaft, and the angle adjusting mechanism comprises an air cylinder or a hydraulic cylinder with an output end hinged with the first motor 42 at a rotating eccentric position. The angle adjustment mechanism is provided to adjust the angle of the drill 41, and for soil layers that are not flat, the drill 41 needs to be adjusted to find the best angle to penetrate into the soil layer, so that the rotating arm 3 can be better fixed on the soil layer.
The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above embodiments are only for illustrating the technical solution of the present invention and are not limited thereto, and any modifications or equivalent substitutions which do not depart from the spirit and scope of the present invention should be covered within the technical solution of the present invention.
Claims (8)
1. The utility model provides a soil layer tunnelling increase and hinder step-by-step guiding method, use soil layer tunnelling increase and hinder step-by-step guiding mechanism, soil layer tunnelling increase and hinder step-by-step guiding mechanism including haulage vehicle (1), guiding tube (2) of setting on haulage vehicle (1), swinging boom (3) that one end articulates on guiding tube (2) outer wall, be provided with fixed subassembly (4) through rotatory mode embedding soil layer on swinging boom (3), be provided with the soil layer tunnelling device in guiding tube (2), the soil layer tunnelling device is including preceding barrel (6) and back barrel (7), but connect through sharp reciprocating motion's thrust mechanism (9) between preceding barrel (6) and back barrel (7), all overlap on preceding barrel (6) and back barrel (7) and be equipped with inflatable expansion and the elastomer (8) of breathing out the contraction, preceding barrel (6) are connected in carousel (5), its characterized in that:
the guide pipe (2) is moved through the transport vehicle (1), a rotary table (5) used for cutting a soil layer in the soil layer tunneling device in the guide pipe (2) can be attached to the soil layer, then the rotating arm (3) is opened, and the angle of the fixing assembly (4) is adjusted so that the fixing assembly (4) can be rotatably embedded into the soil layer to complete positioning; then, the guide pipe (2) is used as a reference positioned outside the soil layer to be used for extruding and fixing the expansion of the elastic body (8) on the rear cylinder body (7), the elastic body (8) on the front cylinder body (6) contracts, and the thrust mechanism (9) pushes the front cylinder body (6) and the turntable (5) to advance relative to the rear cylinder body (7); after the forward movement is finished, the rear guide pipe (2) is used as an extrusion fixing reference for the expansion of the elastic body (8) on the front barrel (6), the elastic body (8) on the rear barrel (7) contracts, and the thrust mechanism (9) pulls the rear barrel (7) to approach the front barrel (6); the guide pipe (2) is used as a reference to enter the soil layer from the front cylinder body (6) and the rear cylinder body (7).
2. The resistance-increasing stepping guide method for soil layer excavation according to claim 1, characterized in that the resistance-increasing stepping guide mechanism for soil layer excavation further comprises a push cylinder, the push cylinder comprises a cylinder body connected with the guide tube (2) and an output end capable of moving close to and away from the cylinder body, a slide block is hinged on the output end, and a chute for accommodating the slide block to slide is arranged on the rotating arm (3).
3. The resistance-increasing stepping guide method for soil layer excavation according to claim 1, characterized in that the resistance-increasing stepping guide mechanism for soil layer excavation further comprises a push cylinder, the push cylinder comprises a cylinder body connected with the guide tube (2) and an output end capable of approaching to and moving away from the cylinder body, the rotating arms (3) comprise at least two rotating arms arranged around the circumferential direction of the guide tube (2), the output end is provided with a middle ring capable of being sleeved outside the guide tube (2), the middle ring is hinged with sliding blocks corresponding to the number of the rotating arms (3), and the rotating arms (3) are provided with sliding chutes for accommodating the sliding blocks.
4. A resistance-increasing step-by-step guiding method for soil layer excavation according to any one of claims 2 to 3, wherein the slide block and the chute are both T-shaped in cross section.
5. The resistance-increasing stepping guide method for earth strata excavation according to claim 1, characterized in that the fixing assembly (4) comprises a drill bit (41) and a first motor (42) for driving the drill bit (41) to rotate, and the first motor (42) is connected with the rotating arm (3).
6. The resistance-increasing stepping guide method for soil excavation according to claim 5, characterized in that the first motor (42) is hinged on the rotating arm (3), and an angle adjusting mechanism for driving the first motor (42) to rotate around a hinged point is arranged on the rotating arm (3).
7. The resistance-increasing stepping guide method for soil layer excavation according to claim 6, wherein a rotating shaft capable of rotating relative to the rotating arm (3) is arranged on the rotating arm (3), the angle adjusting mechanism comprises a second motor capable of driving the rotating shaft to rotate, and the first motor (42) is fixedly connected with the rotating shaft.
8. The resistance-increasing stepping guide method for soil layer excavation according to claim 6, wherein a rotating shaft capable of rotating relative to the rotating arm (3) is arranged on the rotating arm (3), the first motor (42) is fixedly connected with the rotating shaft, and the angle adjusting mechanism comprises a cylinder or a hydraulic cylinder with an output end hinged with the first motor (42) at a rotating eccentric position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710279220.6A CN107060798B (en) | 2017-04-25 | 2017-04-25 | Resistance-increasing stepping guide mechanism for soil layer tunneling and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710279220.6A CN107060798B (en) | 2017-04-25 | 2017-04-25 | Resistance-increasing stepping guide mechanism for soil layer tunneling and method thereof |
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| Publication Number | Publication Date |
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| CN107060798A CN107060798A (en) | 2017-08-18 |
| CN107060798B true CN107060798B (en) | 2023-02-03 |
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| CN201710279220.6A Active CN107060798B (en) | 2017-04-25 | 2017-04-25 | Resistance-increasing stepping guide mechanism for soil layer tunneling and method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109736829A (en) * | 2019-03-04 | 2019-05-10 | 合肥成基铁路工程科技有限公司 | A kind of hard rock mole device people |
| CN110608044A (en) * | 2019-10-11 | 2019-12-24 | 安徽唐兴机械装备有限公司 | Deviation-rectifying guide mechanism of rectangular pipe jacking machine |
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| CN1995700A (en) * | 2006-12-30 | 2007-07-11 | 广东省基础工程公司 | Shield launching construction method |
| CN102635364A (en) * | 2012-04-25 | 2012-08-15 | 中铁三局集团有限公司 | Method for originating shield large-angle curve |
| CN104564087A (en) * | 2014-12-28 | 2015-04-29 | 上海隧道工程股份有限公司 | Starting base of rectangular shield and installation method of starting base |
| CN205538270U (en) * | 2016-04-07 | 2016-08-31 | 中铁工程装备集团有限公司 | Muddy water pipe pushing jack test device |
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2017
- 2017-04-25 CN CN201710279220.6A patent/CN107060798B/en active Active
Patent Citations (5)
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|---|---|---|---|---|
| KR100514303B1 (en) * | 2003-03-20 | 2005-09-13 | (주)동양엠티 | Method for Digging a Tunnel |
| CN1995700A (en) * | 2006-12-30 | 2007-07-11 | 广东省基础工程公司 | Shield launching construction method |
| CN102635364A (en) * | 2012-04-25 | 2012-08-15 | 中铁三局集团有限公司 | Method for originating shield large-angle curve |
| CN104564087A (en) * | 2014-12-28 | 2015-04-29 | 上海隧道工程股份有限公司 | Starting base of rectangular shield and installation method of starting base |
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| CN107060798A (en) | 2017-08-18 |
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