CN213331148U

CN213331148U - Anchor rod and anchor cable combined structure

Info

Publication number: CN213331148U
Application number: CN202022455007.6U
Authority: CN
Inventors: 余杞庆; 李辉; 蓝静辉; 吴子松; 慕思明; 刘飞龙; 朱帅荣; 刘恒发
Original assignee: China Coal Jiangnan Construction Development Group Co Ltd
Current assignee: China Coal Jiangnan Construction Development Group Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-06-01
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a stock anchor rope integrated configuration, including the stock body and anchor rope, be equipped with the grout passageway that link up both ends and set up in the stock body, the front end of the stock body is equipped with the cover that expands, the front end of the stock body be equipped with the head that expands that the inner wall of cover suited expands, be equipped with a plurality of bloated pieces on the outer wall of the cover that expands, it is a plurality of the front end of bloated piece is equipped with arranges the front locating plate in the head the place ahead of the stock body, be equipped with a plurality of go-between on the stock body, the protrusion is equipped with a plurality of support terminals on the outer wall of go-between, be equipped with on the support terminal with the draw-in groove of anchor rope looks adaptation, the rear end of the stock body is equipped with the limiting plate, the. The utility model discloses a stock anchor rope integrated configuration belongs to civil engineering and struts equipment technical field, easy operation, and is efficient, and the anchor rope can be quick install on the support terminal, and the anchor rope can not take place the friction with the drilling pore wall moreover, plays the effect of protection anchor rope.

Description

Anchor rod and anchor cable combined structure

Technical Field

The utility model relates to a civil engineering support equipment technique, more specifically say, it relates to a stock anchor rope integrated configuration.

Background

The anchor rod is the most basic component of roadway support in the contemporary coal mine, and the anchor rod reinforces the surrounding rocks of the roadway together to support the surrounding rocks per se. The anchor rod is not only used in mines, but also in engineering technology for reinforcing main bodies of slopes, tunnels and dams. The anchor rod is used as a tension member penetrating into the stratum, one end of the anchor rod is connected with an engineering structure, the other end of the anchor rod penetrates into the stratum, the whole anchor rod is divided into a free section and an anchoring section, the free section is an area for transmitting the tension at the head of the anchor rod to an anchoring body, and the anchor rod is used for applying prestress to the anchor rod.

The anchor cable is characterized in that when the main cable is anchored in a side hole in a suspension bridge, the main cable is divided into a plurality of steel bundles which are respectively anchored in an anchor ingot, and the steel bundles are called as the anchor cables. The anchor cable is a prestressed steel strand which is fixed on the slope surface through the outer end and passes through the sliding surface of the side slope in a stable rock body with the other end anchored in the sliding surface, so that the anti-sliding resistance is directly generated on the sliding surface, the anti-sliding friction resistance is increased, the structural surface is in a compact state, and the integrity of the rock body of the side slope is improved, thereby fundamentally improving the mechanical property of the rock body, effectively controlling the displacement of the rock body, promoting the stability of the rock body, and achieving the purpose of renovating bedding, sliding slopes, dangerous rocks and dangerous rocks.

In the existing civil engineering supporting construction, in some special environments, an anchor rod and an anchor cable need to be anchored simultaneously, but in the technical scheme of simultaneously constructing the anchor rod and the anchor cable in the prior art, the operation is troublesome, and the construction efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to prior art some not enough of the aforesaid, the utility model aims at providing an easy operation, efficient stock anchor rope integrated configuration.

For realizing the above-mentioned purpose, the utility model provides a stock anchor rope integrated configuration, including the stock body and anchor rope, be equipped with the grout passageway that link up both ends and set up in the stock body, the front end of the stock body is equipped with the cover that expands, the front end of the stock body be equipped with the head that expands that the inner wall of cover suits expands, be equipped with a plurality of bloated pieces on the outer wall of the cover that expands, it is a plurality of the front end of bloated piece is equipped with arranges the leading truck in head the place ahead of the stock body, be equipped with a plurality of go-between on the stock body, the protrusion is equipped with a plurality of support terminals on the outer wall of go-between, be equipped with on the support terminal with the draw-in groove of anchor rope looks adaptation, the rear end of the stock body is equipped with the limiting plate.

Furthermore, the inner wall of the expansion sleeve is provided with a guide pin, and the outer wall of the expansion head is provided with a spiral groove matched with the guide pin.

Furthermore, the guide pin is arranged at the front end of the inner wall of the expansion sleeve.

Furthermore, the clamping groove is formed in the side portion of the supporting terminal, and the opening direction of the clamping groove is parallel to the tangential direction of the connecting ring.

As a further improvement, the expansion head is a cone structure with a large front end and a small rear end, and the expansion sleeve is formed by a plurality of tile structures in a cylinder shape.

Furthermore, the expansion sleeve is of a cone structure with a small front end and a large rear end, and the expansion sheet is connected with the rear end of the expansion sleeve.

Furthermore, a plurality of annular grooves are formed in the anchor rod body, pipe clamps are arranged on the annular grooves, and limiting steps which are abutted to the rear end face of the connecting ring are arranged on the outer wall of each pipe clamp.

Advantageous effects

Compared with the prior art, the utility model discloses a stock anchor rope integrated configuration's beneficial effect as follows:

the anchor rod and anchor cable combined structure is simple to operate and high in efficiency; the anchor cable can be installed on the support terminal fast, and the anchor cable can not take place the friction with the drilling pore wall moreover, plays the effect of protection anchor cable.

Drawings

Fig. 1 is a schematic structural diagram of a combined structure of an anchor rod and an anchor cable of the present invention;

fig. 2 is a structural sectional view of the anchor rod and anchor cable combined structure of the present invention;

FIG. 3 is an enlarged front view of the structure of the middle expansion sleeve, the expansion sheet and the front positioning plate of the present invention;

FIG. 4 is an enlarged right side view of the structure of the middle expansion sleeve, the expansion sheet and the front positioning plate of the present invention;

fig. 5 is a schematic structural view of the anchor rod body and the expansion head of the present invention;

FIG. 6 is an enlarged schematic view of the structure of the middle expansion piece and the front positioning plate of the present invention;

fig. 7 is an enlarged schematic view of the structure of the connection ring and the support terminal of the present invention.

In the figure: 1. an anchor rod body; 2. an anchor cable; 3. grouting a channel; 4. expanding the sleeve; 5. expanding the head; 6. expanding the sheet; 7. a front positioning plate; 8. a connecting ring; 9. a support terminal; 10. a card slot; 11. a limiting plate; 12. a threaded joint; 13. a compression nut structure; 14. a guide pin; 15. a helical groove; 16. an annular groove; 17. a pipe clamp; 18. and a limiting step.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

The specific implementation manner of the utility model is as follows: as shown in fig. 1-7, an anchor rod and anchor cable combined structure includes an anchor rod body 1 and an anchor cable 2, a grouting channel 3 is provided in the anchor rod body 1, the grouting channel is communicated with two ends of the grouting channel 3, an expansion sleeve 4 is provided at the front end of the anchor rod body 1, an expansion head 5 adapted to the inner wall of the expansion sleeve 4 is provided at the front end of the anchor rod body 1, a plurality of expansion pieces 6 are provided on the outer wall of the expansion sleeve 4, a front positioning plate 7 arranged in front of the head of the anchor rod body 1 is provided at the front end of the expansion pieces 6, a plurality of connection rings 8 are provided on the anchor rod body 1, a plurality of support terminals 9 are provided on the outer wall of the connection rings 8 in a protruding manner, a clamping groove 10 adapted to the anchor cable 2 is provided on the support terminals 9, a threaded connector 12 and a gland nut structure 13 are provided at the rear end of the anchor rod body. In the anchor rod and anchor cable combined structure, an anchor cable 2 is positioned on an anchor rod body 1 through a connecting ring 8, a supporting terminal 9 and a clamping groove 10, then the anchor rod body 1 and the anchor cable 2 are inserted into a drilled hole by pushing the anchor rod body 1, after a front positioning plate 7 in front of the anchor rod body 1 reaches the inner end of the drilled hole, an expansion sheet 6 expands outwards to a certain extent under the elastic action, an expansion sleeve 4 is driven to expand to a certain extent at the same time, and the expansion sheet 6 is contacted with the inner wall of the drilled hole; operating personnel can outwards stimulate and rotatory stock body 1, makes the further 4 backs-up of cover that will expand of head 5 that expand on the stock body 1 to can firmly fix with the drilling wall, at this moment, the certain distance's space appears between the front end of the stock body 1 can and the preceding locating plate 7, thereby the smooth and easy blowout of port department from grout passageway 3 of being convenient for, easy operation, it is efficient.

The support terminal 9 can play the effect of supporting with the drilling inner wall, still plays the effect of location anchor rope 2, and the anchor rope can be quick install on draw-in groove 10.

The limiting plate 11 is sleeved at the rear end of the anchor rod body 1, and the limiting plate 11 is pressed on the wall through the compression nut structure 13, so that the anchor rod body 1 and the anchor cable 2 are tensioned.

In this embodiment, the front positioning plate 7 and the expansion sheet 6 are of an integral structure, the expansion sheet 6 is provided with an elastic metal sheet, the rear end of the expansion sheet 6 is provided with a reverse hook structure, and when the anchor rod body 1 is pulled outwards, the reverse hook structure on the expansion sheet 6 can be inserted into the wall of a drill hole.

In this embodiment, the expansion sleeve 4 is composed of four fan-shaped tiles.

In this embodiment, be equipped with uide pin 14 on the inner wall of cover 4 expands, the front end of the 4 inner walls of cover is located to uide pin 14, be equipped with on the outer wall of head 5 that expands 15 with the helicla flute 15 of 14 looks adaptations of uide pin, on the concave wall of fan-shaped tile is located to uide pin 14, when boring the stock body 1, helicla flute 15 slip can be followed to uide pin 14, it is spacing to carry out the axial with the cover 4 that expands and the stock body 1 through helicla flute 15 and the cooperation of uide pin 14, and the equipment of being convenient for is difficult for separating during.

The guide pin 14 is of a screw construction.

In this embodiment, the side of the support terminal 9 is provided with the slot 10, the opening direction of the slot 10 is parallel to the tangential direction of the connection ring 8, the anchor cable 2 can be quickly installed on the support terminal 9, and the anchor cable does not rub against the hole wall of the drilled hole, so as to protect the anchor cable 2.

In this embodiment, the expansion head 5 is a cone structure with a large front end and a small rear end, and the expansion sleeve 4 is formed by a plurality of tile structures in a cylindrical shape.

In this embodiment, the expansion sleeve 4 is a cone structure with a small front end and a large rear end, and the expansion sheet 6 is connected with the rear end of the expansion sleeve 4.

In this embodiment, a plurality of annular grooves 16 are formed in the anchor rod body 1, a pipe clamp 17 is arranged on each annular groove 16, a limiting step 18 abutting against the rear end face of the connecting ring 8 is arranged on the outer wall of the pipe clamp 17, and the limiting step 18 can push the connecting ring 8 to enable the connecting ring 8 and the anchor rod body 1 to move synchronously.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims

1. The utility model provides an anchor rod and anchor cable integrated configuration, includes the anchor rod body (1) and anchor cable (2), its characterized in that is equipped with grout passageway (3) that link up both ends and set up in the anchor rod body (1), the front end of anchor rod body (1) is equipped with bloated cover (4), the front end of anchor rod body (1) be equipped with bloated head (5) that the inner wall of bloated cover (4) suits, be equipped with a plurality of bloated pieces (6) on the outer wall of bloated cover (4), a plurality of the front end of bloated piece (6) is equipped with arranges in front locating plate (7) in the head the place ahead of anchor rod body (1), be equipped with a plurality of go-between (8) on the anchor rod body (1), the protrusion is equipped with a plurality of support terminals (9) on the outer wall of go-between (8), be equipped with on support terminal (9) with draw-in groove (10) of anchor cable (2) looks adaptation, the rear end of anchor rod body (1, and a limiting plate (11) is arranged at the rear end of the anchor rod body (1).

2. The anchor rod and anchor cable combined structure as claimed in claim 1, wherein the inner wall of the expansion sleeve (4) is provided with a guide pin (14), and the outer wall of the expansion head (5) is provided with a spiral groove (15) matched with the guide pin (14).

3. A bolt and cable assembly according to claim 2, characterised in that the guide pin (14) is provided at the forward end of the inner wall of the expansion sleeve (4).

4. A bolt and cable combination according to claim 1, 2 or 3, wherein the slot (10) is provided at the side of the support terminal (9), and the opening direction of the slot (10) is parallel to the tangential direction of the connecting ring (8).

5. A bolt and cable assembly according to claim 1, 2 or 3, wherein the expansion head (5) is a cone structure with a large front end and a small rear end, and the expansion sleeve (4) is formed by a plurality of tile structures in a cylindrical manner.

6. A bolt and cable combination according to claim 5, characterized in that the expansion sleeve (4) is a cone structure with a small front end and a large rear end, and the expansion sheet (6) is connected with the rear end of the expansion sleeve (4).

7. The anchor rod and anchor cable combined structure as claimed in claim 6, wherein a plurality of annular grooves (16) are formed in the anchor rod body (1), pipe clamps (17) are arranged on the annular grooves (16), and a limiting step (18) which abuts against the rear end face of the connecting ring (8) is arranged on the outer wall of each pipe clamp (17).