CN212534160U

CN212534160U - Soil slope reinforcement is with boring formula stock certainly

Info

Publication number: CN212534160U
Application number: CN202021151914.5U
Authority: CN
Inventors: 孔祥龙; 赵红林
Original assignee: Huainan Lisheng Industry And Trade Co ltd
Current assignee: Huainan Lisheng Industry And Trade Co ltd
Priority date: 2019-07-30
Filing date: 2020-06-19
Publication date: 2021-02-12
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a self-drilling anchor rod for soil slope reinforcement, which comprises a grouting pipe and an anchor rod body, wherein the grouting pipe is rotatably connected between the inner walls of the anchor rod body, the two ends of the grouting pipe all penetrate through the side walls at the two ends of the anchor rod body and extend to the outside of the anchor rod body, a helical blade is fixedly welded on the surface of one end of the grouting pipe extending to the outside of the anchor rod body, a grouting hole is formed on the surface of the grouting pipe and between the helical blades, a sliding sleeve is sleeved on the surface of the grouting pipe positioned inside the anchor rod body through a thread, and the two ends of the sliding sleeve are both rotatably connected with a rotating rod. Causing the problem of anchor withdrawal.

Description

Soil slope reinforcement is with boring formula stock certainly

Technical Field

The utility model relates to a technical anchor rod field specifically is a soil slope reinforcement is with boring formula stock certainly.

Background

The anchor rod is the most basic component of roadway support in contemporary coal mines, and consolidates the surrounding rocks of the roadway together to support the surrounding rocks, so that the anchor rod is not only used for mines, but also used in engineering technology to carry out main body reinforcement on side slopes, tunnels and dam bodies, and the anchor rod is used as one of the main support forms of underground engineering and rock side slopes, plays an important role in maintaining the stability of civil engineering, and particularly has an obvious reinforcing effect on rock masses in joint fissure rock masses.

However, there are some disadvantages in the conventional using process, such as:

1. the existing self-drilling anchor rod for reinforcing the soil slope is arranged in the installation process, and the pressure is larger in the grouting process, so that the existing anchor rod is insufficient in self anchoring force, the anchor rod is easily pressed out from a drilled hole, and the anchor rod is separated from concrete to cause the anchor withdrawing phenomenon.

2. The existing soil slope reinforcement is provided with grouting holes on most side walls of self-drilling anchor rods, and slurry is sprayed out in the middle section, so that the pressure of the slurry of a front-end anchor rod body is reduced, the problem that the front end of the anchor rod is not firm enough is caused, but if the grouting holes are only formed in the front end, grouting gaps are easy to occur in the middle section of the grouting process anchor rod body, grouting density is uneven, grouting is not full, and the problem that the anchor rod body is not firm easily is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soil slope reinforcement is with boring formula stock certainly to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: including slip casting pipe and the stock body, it is connected with the slip casting pipe to rotate between the inner wall of the stock body, the both ends of slip casting pipe all run through the both ends lateral wall of the stock body and extend to the outside of the stock body, the fixed surface that the slip casting pipe extends to the one end of the stock body outside welds there is helical blade, the slip casting hole has been seted up on the surface of slip casting pipe and between being located helical blade, slip cap has been cup jointed through the screw thread to the surface that the slip casting pipe is located the stock body inside, the both ends of slip cap all rotate and are connected with the dwang, the one end of dwang runs through the lateral wall of the stock body and extends to the outside of the stock body, the one end that the dwang extends to the stock body outside rotates and is connected with the baffle, the one end of baffle is connected through rotating the seat rotation with the lateral wall of the stock body, the inside both ends of baffle have all, one side cooperation of through-hole is connected with the sprue, the equal fixed welding in both ends that the sprue is located the inside one side of through-hole has the connecting rod, the one end and the mounting groove sliding connection of sprue are kept away from to the connecting rod, fixed welding has the spring between the connecting rod is located the inside one end of mounting groove and the mounting groove.

The surface of the other end of the grouting pipe, which extends to the outside of the anchor rod body, is fixedly sleeved with a limiting ring, and the diameter of the anchor rod body is smaller than that of the limiting ring.

The anchor rod comprises an anchor rod body, a sliding sleeve, four rotating rods, four baffle plates and a baffle plate, wherein the sliding sleeve, the four rotating rods and the four baffle plates are in a group, and the baffle plates are distributed on the surface of the side wall of the anchor rod body uniformly in an annular array at equal intervals.

The number of the sliding sleeves is three, and the three sliding sleeves are uniformly distributed on the surface of the grouting pipe at equal intervals.

The connecting rods are of an L-shaped structure, and the four connecting rods are uniformly distributed on one side of the blocking block in an annular array at equal intervals.

Wherein, the surface of the anchor rod body is provided with a limit groove matched with the rotating rod, and the rotating rod is connected with the limit groove in a sliding manner.

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

1. through the mating reaction of slip casting pipe, the stock body, slip cap, dwang and baffle, can realize inserting the stock body inside later soil side slope, rotate the slip casting pipe, because the slip casting pipe rotates and drives the slip cap and remove, the angle that drives the baffle through the dwang changes, provides enough anchor power, prevents to move back the anchor when the slip casting.

2. Through the slip casting pipe, the stock body, the baffle, the through-hole, the mounting groove, the connecting rod, the mating reaction of sprue and spring, can make to separate into a plurality of little spaces with the stock body through the rotation of baffle, when the staff is intraductal to carry out the slip casting to the slip casting, the thick liquid is slip casting in proper order to the outer space of drilling from the space of foremost one by one, thereby make the slip casting more have the level, make the more full of thick liquid packing, the slip casting space very easily appears in the effectual middle section of the process stock body of having avoided the slip casting, cause the fixed not firm problem of stock body.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a partial right side view of the present invention;

fig. 4 is a cross-sectional view of the baffle of the present invention;

fig. 5 is a schematic view of the connection structure of the rotating rod and the anchor rod body of the present invention.

In the figure: 1-grouting pipe; 2-the anchor rod body; 3-a baffle plate; 4-rotating the rod; 5-a sliding sleeve; 6-helical blades; 7-grouting holes; 8-sealing the cover; 9-mounting grooves; 10-a through hole; 11-a connecting rod; 12-a block; 13-spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: including slip casting pipe 1 and the stock body 2, it is connected with slip casting pipe 1 to rotate between the inner wall of the stock body 2, the both ends of slip casting pipe 1 all run through the both ends lateral wall of the stock body 2 and extend to the outside of the stock body 2, the fixed surface welding that slip casting pipe 1 extended to the outside one end of the stock body 2 has helical blade 6, slip casting pipe 1's surface and lie in and seted up grouting hole 7 between helical blade 6, slip casting pipe 1 is located the inside surface of the stock body 2 and has cup jointed sliding sleeve 5 through the screw thread, sliding sleeve 5's both ends all rotate and are connected with dwang 4, the one end of dwang 4 runs through the lateral wall of the stock body 2 and extends to the outside of the stock body 2, the one end that dwang 4 extended to the outside of the stock body 2 rotates and is connected with baffle 3, the one end of baffle 3 rotates through the roating seat with the lateral wall of the stock body 2, through-hole 10 has all been seted up at the inside both ends of baffle 3, mounting groove 9 has been seted up to the inside of baffle 3 and the both sides that are located through-hole 10, one side cooperation of through-hole 10 is connected with sprue 12, the equal fixed welding in both ends that sprue 12 is located one side of through-hole 10 has connecting rod 11, the one end and the mounting groove 9 sliding connection of sprue 12 are kept away from to connecting rod 11, fixed welding has spring 13 between connecting rod 11 is located the inside one end of mounting groove 9 and the mounting groove 9.

The surface of the other end of the grouting pipe 1 extending to the outside of the anchor rod body 2 is fixedly sleeved with a limiting ring, and the diameter of the anchor rod body 2 is smaller than that of the limiting ring, so that a user can rotate the grouting pipe 1 conveniently.

Wherein, sliding sleeve 5, four dwang 4, four baffles 3 are a set of, and baffle 3 is the even distribution of annular array equidistance at the lateral wall surface of the stock body 2, can divide into a plurality of space with the stock body 2.

The number of the sliding sleeves 5 is three, the three sliding sleeves 5 are uniformly distributed on the surface of the grouting pipe 1 at equal intervals, and the anchor rod body 2 can be divided into a plurality of spaces.

The connecting rods 11 are of an L-shaped structure, the four connecting rods 11 are distributed on one side of the blocking block 12 uniformly in an annular array at equal intervals, and when the blocking block 12 is under pressure of one side, the blocking block can be opened, so that slurry can flow from one end to the other end conveniently.

Wherein, the spacing groove with dwang 4 looks adaptation is seted up on the surface of the stock body 2, and dwang 4 and spacing groove sliding connection are convenient for carry on spacingly to sliding sleeve 5.

The working principle is as follows: when the grouting device is used, the anchor rod body 2 is drilled into the soil slope, the grouting pipe 1 is rotated to drive the sliding sleeve 5 to move, the angle of the baffle 3 is driven to change through the rotating rod 4, so that the baffle 3 can provide enough anchoring force, the anchor is prevented from being withdrawn during grouting, then grouting is performed to the inside through the grouting pipe 1, so that slurry flows into a drilled hole through the grouting hole 7, the slurry is blocked by the baffle 3 on the surface of the anchor rod body 2 in the flowing process, so that the slurry fills small spaces separated by the baffle 3, the space is small, the filling speed of the slurry is increased, the space is filled to be fuller and more full, when the space is filled, the extrusion force is applied to the baffle 3, the blocking block 12 is pushed, the slurry flows into the adjacent space through the gap of the through hole 10, and the spaces separated by the surface of the anchor rod body 2 are filled in turn, grout pours the slurry into the outer space of drilling from the space at foremost one by one in proper order to make the slip casting more have the level, make that the thick liquid is filled more plump, the effectual middle section of having avoided the process stock body of slip casting very easily appears the slip casting space, causes the problem that the stock body is fixed not firm.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a soil slope reinforcement is with boring formula stock certainly, includes slip casting pipe (1) and the stock body (2), its characterized in that: the anchor rod comprises an anchor rod body (2), a grouting pipe (1) is rotatably connected between the inner walls of the anchor rod body (2), the two ends of the grouting pipe (1) penetrate through the side walls of the two ends of the anchor rod body (2) and extend to the outside of the anchor rod body (2), the grouting pipe (1) extends to the outer end of the anchor rod body (2), a helical blade (6) is welded on the surface of the outer end of the anchor rod body (2) in a fixed mode, grouting holes (7) are formed in the surface of the grouting pipe (1) and located between the helical blades (6), a sliding sleeve (5) is sleeved on the surface of the inner portion of the anchor rod body (2) through threads, rotating rods (4) are rotatably connected at the two ends of the sliding sleeve (5), one end of each rotating rod (4) penetrates through the side wall of the anchor rod body (2) and extends to the outside of the anchor rod body (2), and one end of each rotating rod (4), the one end of baffle (3) is connected through rotating the seat rotation with the lateral wall of the stock body (2), through-hole (10) have all been seted up at the inside both ends of baffle (3), mounting groove (9) have been seted up to the inside of baffle (3) and the both sides that are located through-hole (10), one side cooperation of through-hole (10) is connected with sprue (12), the equal fixed welding in both ends that sprue (12) are located one side of through-hole (10) has connecting rod (11), the one end and mounting groove (9) sliding connection of sprue (12) are kept away from in connecting rod (11), fixed welding has spring (13) between connecting rod (11) the one end that is located mounting groove (9) inside and mounting groove (9).

2. The self-drilling anchor rod for soil slope reinforcement according to claim 1, characterized in that: the surface of the other end, extending to the outside of the anchor rod body (2), of the grouting pipe (1) is fixedly sleeved with a limiting ring, and the diameter of the anchor rod body (2) is smaller than that of the limiting ring.

3. The self-drilling anchor rod for soil slope reinforcement according to claim 1, characterized in that: sliding sleeve (5), four dwang (4), four baffle (3) are a set of, and baffle (3) are the even distribution in the lateral wall surface of the stock body (2) of annular array equidistance.

4. The self-drilling anchor rod for soil slope reinforcement according to claim 1, characterized in that: the number of the sliding sleeves (5) is three, and the three sliding sleeves (5) are uniformly distributed on the surface of the grouting pipe (1) at equal intervals.

5. The self-drilling anchor rod for soil slope reinforcement according to claim 1, characterized in that: the connecting rods (11) are of an L-shaped structure, and the four connecting rods (11) are uniformly distributed on one side of the blocking block (12) in an annular array at equal intervals.

6. The self-drilling anchor rod for soil slope reinforcement according to claim 1, characterized in that: the surface of the anchor rod body (2) is provided with a limiting groove matched with the rotating rod (4), and the rotating rod (4) is connected with the limiting groove in a sliding mode.