CN216386273U

CN216386273U - Anchor rod axial force measuring tool

Info

Publication number: CN216386273U
Application number: CN202123174738.4U
Authority: CN
Inventors: 余红安; 朱禧; 盛焰正; 薛维龙; 张艳君; 沈平; 丁德平; 魏胜新; 周汉明
Original assignee: Wuhan Datong Engineering Construction Co ltd
Current assignee: Wuhan Datong Engineering Construction Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-04-26
Anticipated expiration: 2031-12-16

Abstract

The utility model provides an anchor rod axial force measuring tool, which comprises a supporting base, wherein an anchor rod is inserted and connected to the top of the supporting base, a measuring plate is sleeved on the top of the anchor rod, a first gear is arranged on the top of the measuring plate, the anchor rod is inserted and connected into the first gear, a second gear is rotatably connected to one side of the measuring plate, and the first gear is meshed with the second gear. And data deviation caused by displacement during the measurement of the axial force of the anchor rod is avoided.

Description

Anchor rod axial force measuring tool

Technical Field

The utility model belongs to the technical field of axial force measuring tools, and particularly relates to an anchor rod axial force measuring tool.

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 existing anchor rod axial force measurement adopts an axial force measuring machine to measure, the axial force measuring machine needs to be buried in a drilled hole to measure, the installation and the removal make the steps complicated, and meanwhile, the anchor rod position can cause displacement when the anchor rod is fixed, so that the measured data deviation is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anchor rod axial force measuring tool, and aims to solve the problems that in the prior art, an axial force measuring machine is adopted for measuring the axial force of an anchor rod, the axial force measuring machine needs to be embedded into a drilled hole for measurement, the steps are complicated due to installation and removal, and meanwhile, the position of the anchor rod can be displaced when the anchor rod is fixed, so that the measured data is deviated.

In order to achieve the purpose, the utility model provides the following technical scheme: including supporting the base, it is connected with the stock to support the base top interlude, stock top cover is equipped with measures the board, it is equipped with first gear to measure the board top, the stock alternates to be connected in first gear, it is connected with the second gear to measure board one side rotation, first gear and second gear intermeshing.

In order to fix the anchor rod, it is preferable that a fixing sleeve is threadedly connected to the top of the first gear as one of the anchor rod axial force measuring tools of the present invention.

In order to fix the support base, it is preferable that four corners of the top of the support base are connected with ground nails in a penetrating manner, and the ground nails are in threaded connection with the support base through threaded pipes.

In order to enable the tension meter to conveniently measure the steering shaft force of the anchor rod, the anchor rod shaft force measuring tool is preferably used, a torque column is fixedly installed at the top of the second gear, and a hook is arranged on one side of the torque column.

In order to measure the force of the anchor rod steering shaft, the anchor rod shaft force measuring tool is preferably used, one end of the top of the measuring plate is fixedly provided with a tension meter, and the end of the tension meter is buckled with the hook.

In order to limit the anchor rod, the preferable anchor rod axial force measuring tool of the utility model is that the two sides of the support base are provided with open grooves, the open grooves are connected with fixing plates in a sliding manner, and one end of each fixing plate is provided with an arc-shaped groove.

In order to fix the anchor rod, the preferable anchor rod axial force measuring tool of the utility model is that the top and the bottom of two sides of the support base are provided with first threaded holes, the other end of the fixing plate is fixedly provided with a limiting plate, the top and the bottom of the limiting plate are provided with second threaded holes, and the first threaded holes and the second threaded holes are in threaded connection through limiting bolts.

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

1) the anchor rod and the first gear are fixed through the fixed sleeve, the first gear drives the second gear to rotate when the anchor rod rotates, the torque column at the top of the second gear rotates the hook, the tension meter buckled with the hook is pulled, the axial force of the anchor rod is measured through the tension meter, the measuring process is simple and rapid, and meanwhile, the installation step is simple and convenient;

2) the anchor rod is positioned through the arc-shaped groove in the fixing plate, the limiting bolt is inserted into the first threaded hole and the second threaded hole, the limiting plate pushes the two fixing plates to clamp the anchor rod, and data deviation caused by displacement during measurement of axial force of the anchor rod is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 3 is a schematic diagram of a fixing plate structure according to embodiment 2 of the present invention;

in the figure: 1. a support base; 2. an anchor rod; 3. measuring a plate; 4. a first gear; 5. a second gear; 6. fixing a sleeve; 7. a ground nail; 8. a solenoid; 9. a torque post; 10. hooking; 11. a tension meter; 12. grooving; 13. a fixing plate; 14. an arc-shaped slot; 15. a first threaded hole; 16. a limiting plate; 17. a second threaded hole; 18. and a limiting bolt.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, the present invention provides the following technical solutions: the utility model provides an anchor rod axial force measuring tool, is including supporting base 1, supports 1 top of base and alternates and is connected with

stock

2, and 2 top covers of stock are equipped with and measure board 3, measure 3 tops of board and are equipped with first gear 4, and 2 interlude of stock are connected in first gear 4, measure 3 one side rotations of board and be connected with second gear 5, first gear 4 and 5 intermeshing of second gear.

In this embodiment: the top of the first gear 4 is connected with a fixed sleeve 6 by screw thread.

When the anchor rod fixing device is used specifically, the anchor rod 2 penetrates through the first gear 4 and is inserted into a hole which is drilled in advance, and after the anchor rod 2 penetrates into the hole, the fixing sleeve 6 is fixed on the first gear 4 and the anchor rod 2 are fixed by the fixing sleeve 6.

In this embodiment: support 1 top portion four corners of base and alternate and be connected with ground nail 7, ground nail 7 through screwed pipe 8 with support 1 threaded connection of base.

During the specific use, will support base 1 and fix behind the plane, utilize ground nail 7 and solenoid 8 to fix support base 1 on the plane, prevent to support base 1 and remove.

In this embodiment: a torque column 9 is fixedly mounted at the top of the second gear 5, and a hook 10 is arranged on one side of the torque column 9.

When the anchor rod 2 rotates, the first gear 4 fixed with the anchor rod 2 rotates and drives the second gear 5 to rotate.

In this embodiment: one end of the top of the measuring plate 3 is fixedly provided with a tension meter 11, and the end of the tension meter 11 is buckled with the hook 10.

During the concrete use, be in couple 10 with the 11 ends of tensiometer and carry out the lock joint, along with second gear 5 drives moment of torsion post 9 and rotates, moment of torsion post 9 rotation couple 10 makes tensiometer 11 measure the rotating shaft power of stock 2.

The working principle is as follows: to support base 1 and fix behind the plane, utilize ground nail 7 and screwed pipe 8 to support base 1 and fix on the plane, prevent to support base 1 and remove, pass stock 2 first gear 4 and insert in the hole that has beaten in advance, after stock 2 penetrates the hole, fix fixed cover 6 on first gear 4 and utilize fixed cover 6 to fix first gear 4 and stock 2, rotate and drive second gear 5 with stock 2 fixed first gear 4 when stock 2 rotates, carry out the lock joint with tensiometer 11 end in couple 10, drive moment of torsion post 9 along with second gear 5 and rotate, moment of torsion post 9 rotates couple 10 and makes tensiometer 11 measure the rotation axial force of stock 2.

Example 2

Referring to FIGS. 2-3: for fixing the anchor rod 2, the different features of the present embodiment from embodiment 1 are: support 1 both sides of base and seted up fluting 12, sliding connection has fixed plate 13 in fluting 12, and arc wall 14 has been seted up to fixed plate 13 one end, supports 1 both sides top of base and has seted up first screw hole 15 with the bottom, and fixed plate 13 other end fixed mounting has limiting plate 16, and second screw hole 17 has been seted up to limiting plate 16 top and bottom, and first screw hole 15 passes through limiting bolt 18 threaded connection with second screw hole 17.

Specifically, insert fixed plate 13 in supporting slotted 12 in the base 1, make the arc wall 14 on the fixed plate 13 carry stock 2, align the back with the first screw hole 15 on the second screw hole 17 on the limiting plate 16 and the support base 1, fix through spacing bolt 18, press from both sides stock 2 tightly, avoid stock 2 displacement to lead to axial force data to produce the error.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anchor rod axial force measuring tool, includes support base (1), its characterized in that: support base (1) top interlude and be connected with stock (2), stock (2) top cover is equipped with measures board (3), it is equipped with first gear (4) to measure board (3) top, stock (2) interlude is connected in first gear (4), it is connected with second gear (5) to measure board (3) one side rotation, first gear (4) and second gear (5) intermeshing.

2. A rock bolt axial force measuring tool according to claim 1, wherein: the top of the first gear (4) is in threaded connection with a fixed sleeve (6).

3. A rock bolt axial force measuring tool according to claim 1, wherein: support base (1) top portion four corners and alternate and be connected with ground nail (7), ground nail (7) pass through solenoid (8) and support base (1) threaded connection.

4. A rock bolt axial force measuring tool according to claim 1, wherein: a torque column (9) is fixedly mounted at the top of the second gear (5), and a hook (10) is arranged on one side of the torque column (9).

5. A rock bolt axial force measuring tool according to claim 4, characterized in that: one end of the top of the measuring plate (3) is fixedly provided with a tension meter (11), and the end of the tension meter (11) is fastened with a hook (10).

6. A rock bolt axial force measuring tool according to claim 1, wherein: the supporting base is characterized in that two sides of the supporting base (1) are provided with grooves (12), the grooves (12) are internally and slidably connected with fixing plates (13), and one ends of the fixing plates (13) are provided with arc-shaped grooves (14).

7. A rock bolt axial force measuring tool according to claim 6, characterized in that: support base (1) both sides top and bottom and seted up first screw hole (15), fixed plate (13) other end fixed mounting has limiting plate (16), second screw hole (17) have been seted up to limiting plate (16) top and bottom, first screw hole (15) pass through spacing bolt (18) threaded connection with second screw hole (17).