CN112982448A

CN112982448A - Positioning device of variable angle anchor rod

Info

Publication number: CN112982448A
Application number: CN202110187155.0A
Authority: CN
Inventors: 周伟
Original assignee: Wenzhou Zhongyan Foundation Engineering Co ltd
Current assignee: Wenzhou Zhongyan Foundation Engineering Co ltd
Priority date: 2021-02-18
Filing date: 2021-02-18
Publication date: 2021-06-18

Abstract

The invention discloses a positioning device of a variable-angle anchor rod, which comprises a positioning part with an invariable point and an adjusting part with a movable point, wherein the anchor rod can move along a linear path determined by the invariable point and the movable point under the driving of a driving assembly. In the foundation pit support or the side slope support, anchor rod support is often adopted, and in the anchor rod construction, the anchor rod often has deviation.

Description

Positioning device of variable angle anchor rod

Technical Field

The invention relates to a positioning device of a variable-angle anchor rod.

Background

The anchor rod support is widely applied to civil engineering due to the characteristics of simple structure, convenient construction, low cost, strong adaptability to engineering and the like, the anchor rod is used as a tension member penetrating into a stratum, one end of the anchor rod is connected with an engineering structure, and the other end of the anchor rod penetrates into the stratum, and the existing anchor rod is easy to cause the deflection of the anchor rod in the anchoring process so as to cause the deflection of a drilling position; therefore, in engineering practice, the anchor rod positioning device is often used for assisting, the anchor rod enters a soil layer along the determined angle of the positioning device, the anchor rod positioning device generally cannot change the angle of the anchor rod, and when a slope such as a side slope is constructed according to the designed angle, the existing anchor rod positioning device is difficult to be well applied.

Disclosure of Invention

The invention aims to provide a positioning device which can change the angle of an anchor rod according to the design requirement in anchor rod construction, particularly slope construction.

In order to achieve the above object, the present invention provides a positioning device for a variable angle anchor rod, comprising a positioning portion having an invariable point and an adjusting portion having a movable point, wherein the anchor rod can move along a straight path determined by the invariable point and the movable point under the driving of a driving assembly.

Furthermore, positioner still includes the bracing piece, location portion includes the locating plate, and the locating plate is fixed on the bracing piece, be equipped with unchangeable point on the locating plate, unchangeable point comprises the spheroid that has first round hole that can rotate in the arc hole of locating plate, the stock can pass first round hole.

Furthermore, the locating plate has the arc hole that matches with the spheroid, is equipped with the arc sand grip on the arc hole inner wall, be equipped with on the spheroid outer wall with arc sand grip complex recess.

Furthermore, the adjusting portion comprises an arc-shaped sliding rail, the arc-shaped sliding rail is fixed on the supporting rod, the movable point can be determined by a sliding block capable of moving along the arc-shaped sliding rail, and the sliding block is provided with a second round hole through which the anchor rod can pass.

Furthermore, the driving assembly comprises a sliding groove, a pressing plate and a pneumatic device or a hydraulic device for driving the pressing plate to move, protruding parts matched with the sliding groove are arranged at two ends of the pressing plate, the pressing plate can move along the sliding groove, and the pressing plate is provided with a clamping part for clamping the anchor rod.

Further, positioner still includes base and fixture block, spout and base swing joint, the spout bottom is the arc and is equipped with the third round hole, the base is equipped with fourth round hole and fifth round hole, the fixture block is with third round hole and fifth round hole complex cylindrical column, fixture block and fourth round hole clearance fit, fixture block and third round hole and fifth round hole tight fit, drive assembly can rotate around the fourth round hole under pneumatic means or hydraulic means's drive.

Furthermore, positioner still including fix at the base lower surface and be used for the taper rod and the supporting seat of fixed base and soil body, the supporting seat includes the pneumatic means or the hydraulic means of drive base and taper rod.

The invention has the beneficial effects that:

(1) the straight line determined by the fixed point formed by the first circular hole of the positioning plate and the movable point formed by the second circular hole of the sliding block of the adjusting part can be used for positioning the position of the soil entering from the fixed point, and the path for pressing the anchor rod is determined by the fixed point and the movable point, so that the angle and the position for pressing the anchor rod can be accurately controlled, and the angle change is realized by the sliding block moving along the sliding rail.

(2) The invention also comprises a rotatable driving assembly, the driving assembly comprises a rotatable sliding rail, the sliding rail is provided with a sliding groove, a pressing plate connected with the sliding groove can move along the sliding groove, the pressing plate is connected with a pneumatic device or a hydraulic device for driving the pressing plate to move, the sliding groove is connected with a pneumatic device or a hydraulic device for driving the sliding groove to rotate, and the rotatable driving assembly can ensure that the driving pressure direction and the anchor rod are positioned on the same straight line, so that the deviation is reduced or avoided.

Drawings

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

FIG. 2 is a longitudinal cross-sectional view of FIG. 1;

FIG. 3 is a transverse cross-sectional view of FIG. 1;

FIG. 4 is a schematic view of the relationship between the second ball and the positioning plate.

Description of reference numerals: 1. a support bar; 2. a positioning part; 3. an adjustment section; 4. positioning a plate; 5. a first circular hole; 6. a sphere; 7. an anchor rod; 8. a slide rail; 9. a slider; 10. a third circular hole; 11. a drive assembly; 12. an arc-shaped hole; 13. a convex strip; 14. a groove; 15. a chute; 16. pressing a plate; 17. a hydraulic device; 18. a base; 19. a convex portion; 20. a clamping portion; 21. a hydraulic cylinder; 22. a cross beam; 23. a clamping block; 24. a supporting seat; 25. a fourth circular hole; 26. a fifth circular hole; 27. a tapered rod; 28. a second circular aperture.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1, 2 and 3, the positioning device for a variable angle anchor rod of the present invention comprises a support rod 1, a positioning portion 2 and an adjusting portion 3, wherein the positioning portion 2 comprises a positioning plate 4, the positioning plate 4 is connected to the support rod 1, comprises a fixed connection and is also movably connected to the support rod 1, the support rod 1 can be vertically arranged with the ground or can be obliquely arranged in mirror symmetry, the positioning plate 4 is provided with a first circular hole 5 for the anchor rod 7 to pass through, the first circular hole 5 can determine a fixed point, the adjusting portion 3 comprises an arc-shaped slide rail 8 and a slide block 9, the slide rail 8 is connected to the support rod 1, comprises a fixed connection or is movably connected to the support rod 1, the slide block 9 is movably connected to the slide rail 8, the slide block 9 can slide along the slide rail 8, the slide block 9 is provided with a second circular hole 28 for the anchor rod 7 to pass through, a straight line is determined according to two points, and under the condition that the positions of the fixed point and the movable point are determined, the path and the angle of the anchor rod 7 are also determined, the fixed point can be arranged on the outer side of the movable point and can also be arranged on the inner side of the movable point, in the embodiment, the fixed point is arranged on the inner side of the movable point, the fixed point is closer to or in contact with the position of the soil entry point, the soil entry point and the path are easier to determine, and in the embodiment, the driving assembly 11 is further included, and the driving assembly 11 is used for pressing or drilling the anchor rod 7 into the soil layer.

In the above embodiment, referring to fig. 2, the fixed point provided on the positioning plate 4 is composed of a ball 6 having a first circular hole 5 rotatable in an arc-shaped hole 12 of the positioning plate 4, and the anchor rod 7 passes through the first circular hole 5. When the movable point slides along the slide rail 8, the angle of the anchor rod 7 connecting the movable point and the invariable point changes, and the invariable point composed of the rotatable ball 6 can rotate along with the angle, so that the anchor rod 7 and the centers of the first round hole 5 and the second round hole 28 are kept on the same straight line, and the deviation during pressing or drilling is reduced.

In the above embodiment, referring to fig. 4, the positioning plate 4 has an arc hole 12 matching with the ball body 6, the inner wall of the arc hole 12 is provided with an arc protruding strip 13, the outer wall of the ball body 6 is provided with a groove 14 matching with the arc protruding strip 13, and since the ball body 6 and the arc hole 12 can rotate freely, the structure can limit the rotation of the ball body 6 along a predetermined direction, and the stability between the anchor rod 7 and the fixed point can be improved.

In the above embodiment, referring to fig. 3, the driving assembly 11 includes a sliding chute 15, a pressing plate 16 and a hydraulic device 17 for driving the pressing plate 16 to move, the hydraulic device 17 may also be replaced by a pneumatic device, the sliding chute 15 is fixed on a base 18, the pressing plate 16 has protrusions 19 at both ends thereof for cooperating with the sliding chute 15, the pressing plate 16 is movable along the sliding chute 15, the pressing plate 16 is provided with a clamping portion 20 for clamping the anchor rod 7, the pressing plate 16 is connected with a hydraulic cylinder 21 of the hydraulic device 17, the hydraulic cylinder 21 may be disposed below a cross beam 22, the cross beam 22 is disposed below the slide rail 8, the cross beam 22 may be provided with a passage for passing the anchor rod 7, the cross beam 22 may also be disposed above the slide rail 8, the cross beam 22 may not be provided with a passage for passing the anchor rod 7, and the anchor rod 7 is pressed into.

In the above embodiment, referring to fig. 3, the driving device further includes a base 18 and a fixture block 23, the sliding groove 15 is movably connected to the base 18, the bottom of the sliding groove 15 is arc-shaped and is provided with a third circular hole 10, the base 18 is provided with a fourth circular hole 25 and a fifth circular hole 26, the fixture block 23 is a cylindrical cylinder, the fixture block 23 is in clearance fit with the fourth circular hole 25, the fixture block 23 is tightly fitted with the third circular hole 10 and the fifth circular hole 26, in this embodiment, when the fixture block 23 is not inserted into the fifth circular hole 26, the driving assembly 11 can rotate around the fourth circular hole 25 under the driving of the hydraulic device 17 or the pneumatic device, and when the fixture block 23 is inserted into the fifth circular hole 26 and tightly fitted, the driving assembly 11 is fixed. In order to improve the stability, a screw rod can be arranged on the base 18 to fix the fixture block 23 and the base 18 together.

In the above embodiment, the device further comprises a conical rod 27 and a support seat 24 fixed on the lower surface of the base 18 for fixing the base 18 and the soil body, the support seat 24 comprises a hydraulic device 17 for driving the base 18 and the conical rod 27, and the hydraulic device 17 can also be replaced by a pneumatic device.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a positioner of variable angle stock which characterized in that: the positioning device comprises a positioning part with an invariable point and an adjusting part with a movable point, and the anchor rod can move along a linear path determined by the invariable point and the movable point under the driving of the driving assembly.

2. A positioning device for a variable angle anchor according to claim 1, wherein: including the bracing piece, location portion includes the locating plate, and the locating plate is fixed on the bracing piece, be equipped with invariant point on the locating plate, invariant point comprises the spheroid that has first round hole that can rotate in the arc hole of locating plate, the stock can pass first round hole.

3. A positioning device for a variable angle anchor according to claim 2, wherein: the locating plate has the arc hole that matches with the spheroid, is equipped with the arc sand grip on the arc hole inner wall, be equipped with on the spheroid outer wall with arc sand grip complex recess.

4. A positioning device for a variable angle bolt according to claim 2 or 3, wherein: the adjusting part comprises an arc-shaped sliding rail, the arc-shaped sliding rail is fixed on the supporting rod, the movable point can be determined by a sliding block which can move along the arc-shaped sliding rail, and the sliding block is provided with a second round hole through which the anchor rod can pass.

5. A positioning device for a variable angle bolt according to claim 1, 2 or 3, wherein: the driving assembly comprises a sliding groove, a pressing plate and a pneumatic device or a hydraulic device for driving the pressing plate to move, protruding parts matched with the sliding groove are arranged at two ends of the pressing plate, the pressing plate can move along the sliding groove, and the pressing plate is provided with a clamping part for clamping the anchor rod.

6. A positioning device for a variable angle anchor rod according to claim 5, wherein: still include base and fixture block, spout and base swing joint, the spout bottom is the arc and is equipped with the third round hole, the base is equipped with fourth round hole and fifth round hole, the fixture block be with third round hole and fifth round hole complex cylindrical column, fixture block and fourth round hole clearance fit, fixture block and third round hole and fifth round hole tight fit, drive assembly can rotate around the fourth round hole under pneumatic means or hydraulic means's drive.

7. A positioning device for a variable angle bolt according to claim 1, 2 or 3, wherein: the device also comprises a taper rod and a supporting seat which are fixed on the lower surface of the base and used for fixing the base and the soil body, wherein the supporting seat comprises a pneumatic device or a hydraulic device for driving the base and the taper rod.