CN113339034A

CN113339034A - Intelligent anchor rod suitable for tunnel supporting and stability measurement

Info

Publication number: CN113339034A
Application number: CN202110769961.9A
Authority: CN
Inventors: 李健
Original assignee: Liupanshui Normal University
Current assignee: Liupanshui Normal University
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-09-03
Anticipated expiration: 2041-07-07
Also published as: CN113339034B

Abstract

The invention discloses an intelligent anchor rod suitable for tunnel support and stability measurement, relates to the technical field of anchor rods, and solves the problems that the existing anchor rod is easy to deviate due to automatic stress in the process of supporting a tunnel, so that the support stability is poor, the connection degree of a grouting part is low, and the like. The utility model provides an intelligence stock suitable for tunnel is strutted and stability is measured, includes stock coupling mechanism, two stable adjustment mechanism are installed to the inboard at stock coupling mechanism middle part, stable adjustment mechanism includes position sleeve, regulation pole and contact head, the regulation pole is installed to position sleeve's inboard, two the axis of adjusting the pole is each other perpendicular, the both ends of adjusting the pole all are provided with the contact head, the anchor pole is installed to stock coupling mechanism's bottom. According to the invention, the anchor rods are positioned and supported, so that the stability of tunnel support is effectively ensured, the support angle can be adjusted, and the stability degree is improved.

Description

Intelligent anchor rod suitable for tunnel supporting and stability measurement

Technical Field

The invention relates to the technical field of anchor rods, in particular to an intelligent anchor rod suitable for tunnel support and stability measurement.

Background

Along with the rapid development of social economy, the coal mining scale is larger and larger, the anchor rod is the most basic component of the roadway support in the contemporary coal mine, and the anchor rod reinforces the surrounding rocks of the roadway together to enable the surrounding rocks to support the anchor rod; the anchor rod is used not only in mine, but also in engineering technology to reinforce slope, tunnel and dam body, and as the tension member penetrating into stratum, one end of the anchor rod is connected with engineering structure, and the other end of the anchor rod penetrates into stratum.

However, the existing anchor rod is easy to deviate due to automatic stress in the process of supporting the tunnel, so that the stability of supporting is poor, and the connection degree of the grouting part is low; therefore, the existing requirements are not met, and the intelligent anchor rod suitable for tunnel supporting and stability measurement is provided for the requirements.

Disclosure of Invention

The invention aims to provide an intelligent anchor rod suitable for tunnel support and stability measurement, and aims to solve the problems that the existing anchor rod in the background technology is automatically stressed and easily deviates in the process of supporting a tunnel, so that the support stability is poor, the connection degree of a grouting part is low, and the like.

In order to achieve the purpose, the invention provides the following technical scheme: an intelligent anchor rod suitable for tunnel supporting and stability measurement comprises an anchor rod connecting mechanism, wherein two stable adjusting mechanisms are installed on the inner side of the middle part of the anchor rod connecting mechanism, each stable adjusting mechanism comprises a positioning sleeve, an adjusting rod and a contact head, the adjusting rods are installed on the inner side of the positioning sleeve, the axes of the two adjusting rods are perpendicular to each other, the contact heads are arranged at two ends of each adjusting rod, an anchoring rod is installed at the bottom end of the anchor rod connecting mechanism, a grouting plugging mechanism is installed on the outer side of the middle part of the anchoring rod and comprises a conical limiting seat, a plugging disc, anti-skidding movable claws, a mounting ring, a connecting block, a connecting wire ring and a push ring, the conical limiting seat is fixedly installed on the inner side of the plugging disc, the push ring is installed at one end of the conical limiting seat, and eight anti-skidding movable claws are evenly installed on one side of the push ring, the outside sliding connection of antiskid movable claw one end has the collar, antiskid movable claw passes through the connecting wire ring with the collar and is connected, the connecting block is installed in the outside that one side of antiskid movable claw is located the connecting wire ring, the connecting wire ring is connected fixedly through eight connecting blocks with the collar.

Preferably, the upper end of the anchoring rod is fixedly connected with the anchor rod connecting mechanism through the anchor rod connecting mechanism, and the rod end limiting mechanism is installed at the bottom end of the anchoring rod.

Preferably, rod end stop gear includes go-between, mount pad, activity buffering frame, positioning seat, connects inserted bar and supporting spring, the outside fixed mounting who connects inserted bar one end has the mount pad, one side fixed mounting of mount pad has the positioning seat, the inboard sliding connection of positioning seat has the activity buffering frame, the one end fixed mounting of activity buffering frame has the go-between, the activity buffering frame passes through supporting spring with the positioning seat and is connected.

Preferably, the anchor rod connecting mechanism comprises a locking sleeve, a connecting sleeve and a limiting threaded ring, the connecting sleeve is installed on the outer side of the limiting threaded ring, and the locking sleeve is fixedly installed on the outer side of the connecting sleeve.

Preferably, the anchor rod connecting mechanism comprises a movable anchor rod, an equipment connecting disc, a locking rod piece and an anti-slip gasket, the equipment connecting disc is installed at the upper end of the movable anchor rod, the locking rod piece is installed on the upper end face of the equipment connecting disc, and the anti-slip gasket is arranged on the outer side of the upper end of the locking rod piece.

Preferably, adjust the pole and pass through threaded connection with position sleeve, the both ends and the equal welded fastening of contact head of pole are adjusted, the shutoff dish passes through the screw connection with the spacing seat of toper fixed, the spacing seat of toper and push ring welded fastening, one side of collar is provided with the arc wall, the one end of antiskid digging claw extends to the inboard of arc wall.

Preferably, one end of the movable buffer frame penetrates through the mounting seat and the positioning seat and is welded and fixed on one side of the connecting ring, a positioning groove is formed in one side of the positioning seat, and one end of the supporting spring extends to the inner side of the positioning groove.

Preferably, one end of the connecting sleeve is in threaded connection with the anchoring rod, the limiting threaded ring is in threaded connection with the connecting sleeve, and the locking sleeve is welded and fixed with the connecting sleeve.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the position of the limiting threaded ring relative to the connecting sleeve is adjusted, so that the whole length can be conveniently adjusted, the movable buffer frame is connected with the positioning seat through the supporting spring, so that grouting can wrap the positioning seat and the movable buffer frame, the tightness of the connection between the bottom end of the anchoring rod and a tunnel is effectively improved, the tapered limiting seat pushes the eight anti-skidding movable claws to rotate relative to the mounting ring, and then the anti-skidding movable claws can support a mine cavity, so that the stability of the anchor rod when the whole body is pulled outwards is effectively improved;

2. according to the invention, grouting can be blocked by the blocking disc, so that the grouting effect is improved, the axes of the two adjusting rods are perpendicular to each other, the adjusting rods are in threaded connection with the positioning sleeve, and the angles of the axes of the anchor rods relative to the mine hole can be adjusted by adjusting the adjusting rods relative to the positioning sleeve, so that the stability of tunnel support can be conveniently maintained.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a front view of the present invention in its entirety;

FIG. 3 is a partial schematic structural view of the anchor connecting mechanism of the present invention;

FIG. 4 is a schematic view of a partial structure of the grouting plugging mechanism of the present invention;

FIG. 5 is a schematic view of a partial cross-sectional structure of the grouting plugging mechanism of the present invention;

fig. 6 is a schematic view of a partial cross-sectional structure of the rod end limiting mechanism according to the present invention.

In the figure: 1. an anchoring rod; 2. a rod end limiting mechanism; 201. a connecting ring; 202. a mounting seat; 203. a movable buffer frame; 204. positioning seats; 205. connecting the inserted link; 206. a support spring; 3. grouting and plugging mechanisms; 301. a conical limiting seat; 302. a plugging disc; 303. anti-skid movable claws; 304. a mounting ring; 305. connecting blocks; 306. connecting the wire rings; 307. a push ring; 4. an anchor rod connecting mechanism; 401. a locking sleeve; 402. a connecting sleeve; 403. a limiting threaded ring; 5. a stability adjustment mechanism; 501. positioning the sleeve; 502. adjusting a rod; 503. a contact head; 6. an anchor rod connecting mechanism; 601. a movable anchor rod; 602. an equipment connecting disc; 603. locking the rod piece; 604. an anti-skid gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 6, an embodiment of the present invention includes: an intelligent anchor rod suitable for tunnel supporting and stability measurement comprises an anchor rod connecting mechanism 6, two stabilizing and adjusting mechanisms 5 are installed on the inner side of the middle part of the anchor rod connecting mechanism 6, each stabilizing and adjusting mechanism 5 comprises a positioning sleeve 501, an adjusting rod 502 and a contact head 503, the adjusting rods 502 are installed on the inner side of the positioning sleeve 501, the axes of the two adjusting rods 502 are perpendicular to each other, the anchor rod angle can be conveniently adjusted by adjusting the adjusting rods 502 relative to the positioning sleeve 501, the contact heads 503 are respectively arranged at the two ends of the adjusting rods 502, an anchoring rod 1 is installed at the bottom end of the anchor rod connecting mechanism 6, a grouting plugging mechanism 3 is installed on the outer side of the middle part of the anchoring rod 1, the grouting plugging mechanism 3 comprises a conical limiting seat 301, a plugging disc 302, an anti-skid movable claw 303, an installation ring 304, a connection block 305, a connection wire ring 306 and a push ring 307, the conical limiting seat 301 is fixedly installed on the inner side of the plugging disc 302, the throw-out collar 307 is installed to the one end of toper spacing seat 301, eight anti-skidding movable claw 303 are evenly installed to one side of throw-out collar 307, anti-skidding movable claw 303 can support the ore hole, effectively improve the stability of stock when whole outwards is dragged, the outside sliding connection of anti-skidding movable claw 303 one end has collar 304, anti-skidding movable claw 303 passes through coupling wire ring 306 with collar 304 and is connected, connecting block 305 is installed in the outside that coupling wire ring 306 is located to one side of anti-skidding movable claw 303, coupling wire ring 306 is connected fixedly through eight connecting block 305 with collar 304, wholly through fixing a position the support to the stock, effectively guarantee the stability of strutting in tunnel, and can adjust support angle, improve the stability.

Further, the upper end of the anchor rod 1 is fixedly connected with the anchor rod connecting mechanism 6 through the anchor rod connecting mechanism 4, the rod end limiting mechanism 2 is installed at the bottom end of the anchor rod 1, and the anchor rod 1 and the anchor rod connecting mechanism 6 are conveniently and stably connected through the anchor rod connecting mechanism 4.

Further, rod end stop gear 2 includes go-between 201, mount pad 202, activity buffer bracket 203, positioning seat 204, connect inserted bar 205 and supporting spring 206, the outside fixed mounting who connects inserted bar 205 one end has mount pad 202, one side fixed mounting of mount pad 202 has positioning seat 204, the inboard sliding connection of positioning seat 204 has activity buffer bracket 203, the one end fixed mounting of activity buffer bracket 203 has go-between 201, activity buffer bracket 203 passes through supporting spring 206 with positioning seat 204 and is connected, be convenient for carry out zonulae occludens to stock and grout through rod end stop gear 2.

Further, stock coupling mechanism 4 includes lock sleeve 401, connecting sleeve 402 and spacing screw thread ring 403, and connecting sleeve 402 is installed to the outside of spacing screw thread ring 403, and the outside fixed mounting of connecting sleeve 402 has lock sleeve 401, is convenient for adjust the interval of anchor rod 1 and stock coupling mechanism 6 through stock coupling mechanism 4.

Further, the anchor rod connecting mechanism 6 comprises a movable anchor rod 601, an equipment connecting disc 602, a locking rod member 603 and an anti-slip gasket 604, the equipment connecting disc 602 is installed at the upper end of the movable anchor rod 601, the locking rod member 603 is installed on the upper end face of the equipment connecting disc 602, the anti-slip gasket 604 is arranged on the outer side of the upper end of the locking rod member 603, and the anchor rod and the equipment are fixedly connected and supported through the anchor rod connecting mechanism 6.

Further, adjust pole 502 and position sleeve 501 and pass through threaded connection, the both ends of adjusting pole 502 and the equal welded fastening of contact 503, shutoff dish 302 passes through the screwed connection with the spacing seat 301 of toper fixed, the spacing seat 301 of toper and push ring 307 welded fastening, one side of collar 304 is provided with the arc wall, the one end of antiskid movable claw 303 extends to the inboard of arc wall, is convenient for adjust the stock angle through adjusting regulation pole 502 for position sleeve 501.

Further, the one end of activity buffer bracket 203 runs through mount pad 202 and positioning seat 204 welded fastening respectively in the one side of go-between 201, and one side of positioning seat 204 is provided with the constant head tank, and the one end of supporting spring 206 extends to the inboard of constant head tank for the grout can wrap up positioning seat 204 and activity buffer bracket 203, effectively improves the inseparable degree of anchor rod 1 bottom and tunnel connection.

Further, one end of the connecting sleeve 402 is in threaded connection with the anchoring rod 1, the limiting threaded ring 403 is in threaded connection with the connecting sleeve 402, the locking sleeve 401 is welded and fixed with the connecting sleeve 402, and the anchor rod connecting mechanism 6 is convenient to limit through the limiting threaded ring 403.

When the movable anchor rod is used, whether the functions of all parts are intact is checked, the bottom end of the movable anchor rod 601 is connected with the anchor rod 1 through the anchor rod connecting mechanism 4, the bottom end of the connecting sleeve 402 is connected with the anchor rod 1 through threads, the limit threaded ring 403 is adjusted according to the connection distance between the movable anchor rod 601 and the anchor rod 1, the limit threaded ring 403 is connected with the connecting sleeve 402 through threads, the position of the limit threaded ring 403 relative to the connecting sleeve 402 is adjusted, the whole length is convenient to adjust, the anchor rod 1 drives the rod end limiting mechanism 2 to be inserted into the inner side of a mine hole, grouting operation is performed on the inner side of the mine hole, the movable buffer frame 203 is connected with the positioning seat 204 through the supporting spring 206, so that grouting can wrap the positioning seat 204 and the movable buffer frame 203, and the tightness degree of connection between the bottom end of the anchor rod 1 and a tunnel is effectively improved;

the grouting plugging mechanism 3 is arranged on the outer side of the middle part of the anchoring rod 1, and by rotating the conical limiting seat 301 on the outer side of the anchoring rod 1, so that the tapered limiting seat 301 pushes the eight anti-skid movable claws 303 to rotate relative to the mounting ring 304, so that the anti-skid movable claws 303 can support the mine opening, effectively improve the stability of the anchor rod when the whole body is pulled outwards, the outer side of the conical limiting seat 301 is provided with a plugging disc 302, so that the grouting can be plugged, the grouting effect is improved, the inner side of the movable anchor rod 601 is provided with two stable adjusting mechanisms 5, wherein the axes of the two adjusting rods 502 are vertical to each other, the adjusting rods 502 are connected with the positioning sleeve 501 through screw threads, and then adjust for location sleeve 501 through adjusting the regulating stem 502, and then can adjust the relative angle with the mine opening of axis of stock, and then be convenient for keep the stability when strutting the tunnel.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an intelligence stock suitable for tunnel is strutted and stability measurement, includes stock coupling mechanism (6), its characterized in that: the anchor rod connecting mechanism comprises an anchor rod connecting mechanism (6), two stabilizing and adjusting mechanisms (5) are installed on the inner side of the middle of the anchor rod connecting mechanism (6), each stabilizing and adjusting mechanism (5) comprises a positioning sleeve (501), an adjusting rod (502) and a contact head (503), the adjusting rods (502) are installed on the inner side of the positioning sleeve (501), the axes of the two adjusting rods (502) are perpendicular to each other, the contact heads (503) are arranged at the two ends of each adjusting rod (502), an anchoring rod (1) is installed at the bottom end of the anchor rod connecting mechanism (6), a grouting plugging mechanism (3) is installed on the outer side of the middle of the anchoring rod (1), the grouting plugging mechanism (3) comprises a conical limiting seat (301), a plugging disc (302), an anti-skidding movable claw (303), a mounting ring (304), a connecting block (305), a connecting wire ring (306) and a push ring (307), and a conical limiting seat (301) is fixedly installed on the inner side of the plugging disc (302), push ring (307) are installed to the one end of toper spacing seat (301), eight anti-skidding movable claws (303) are evenly installed to one side of push ring (307), the outside sliding connection of anti-skidding movable claw (303) one end has collar (304), anti-skidding movable claw (303) are connected through connecting wire ring (306) with collar (304), connecting block (305) are installed in the outside that one side of anti-skidding movable claw (303) is located connecting wire ring (306), connecting wire ring (306) are connected fixedly through eight connecting block (305) with collar (304).

2. The intelligent anchor rod suitable for tunnel support and stability measurement of claim 1, wherein: the upper end of anchor pole (1) is connected fixedly with stock coupling mechanism (6) through stock coupling mechanism (4), rod end stop gear (2) are installed to the bottom of anchor pole (1).

3. The intelligent anchor rod suitable for tunnel support and stability measurement of claim 2, wherein: rod end stop gear (2) include go-between (201), mount pad (202), activity buffer bracket (203), positioning seat (204), connect inserted bar (205) and supporting spring (206), the outside fixed mounting who connects inserted bar (205) one end has mount pad (202), one side fixed mounting of mount pad (202) has positioning seat (204), the inboard sliding connection of positioning seat (204) has activity buffer bracket (203), the one end fixed mounting of activity buffer bracket (203) has go-between (201), activity buffer bracket (203) is connected through supporting spring (206) with positioning seat (204).

4. The intelligent anchor rod suitable for tunnel support and stability measurement of claim 2, wherein: the anchor rod connecting mechanism (4) comprises a locking sleeve (401), a connecting sleeve (402) and a limiting threaded ring (403), the connecting sleeve (402) is installed on the outer side of the limiting threaded ring (403), and the locking sleeve (401) is fixedly installed on the outer side of the connecting sleeve (402).

5. The intelligent anchor rod suitable for tunnel support and stability measurement of claim 1, wherein: anchor rod coupling mechanism (6) are including activity anchor rod (601), equipment connection pad (602), locking member (603) and anti-skidding gasket (604), equipment connection pad (602) are installed to the upper end of activity anchor rod (601), locking member (603) are installed to the up end of equipment connection pad (602), the outside of locking member (603) upper end is provided with anti-skidding gasket (604).

6. The intelligent anchor rod suitable for tunnel support and stability measurement of claim 1, wherein: adjust pole (502) and position sleeve (501) and pass through threaded connection, the both ends and the equal welded fastening of contact head (503) of pole (502) are adjusted, shutoff dish (302) are fixed through the screw connection with spacing seat of toper (301), spacing seat of toper (301) and push ring (307) welded fastening, one side of collar (304) is provided with the arc wall, the one end of antiskid movable claw (303) extends to the inboard of arc wall.

7. An intelligent anchor rod suitable for tunnel support and stability measurement according to claim 3, characterized in that: one end of the movable buffer frame (203) penetrates through the mounting seat (202) and the positioning seat (204) and is welded and fixed on one side of the connecting ring (201), a positioning groove is formed in one side of the positioning seat (204), and one end of the supporting spring (206) extends to the inner side of the positioning groove.

8. An intelligent anchor rod suitable for tunnel support and stability measurement according to claim 4, characterized in that: one end of the connecting sleeve (402) is in threaded connection with the anchoring rod (1), the limiting threaded ring (403) is in threaded connection with the connecting sleeve (402), and the locking sleeve (401) is welded and fixed with the connecting sleeve (402).