CN212645945U

CN212645945U - Anchor rod tension detector main pull rod

Info

Publication number: CN212645945U
Application number: CN202021507851.2U
Authority: CN
Inventors: 胡国鸿; 孙继文
Original assignee: Huizhou Tiankun Road And Bridge Engineering Testing Co ltd
Current assignee: Huizhou Tiankun Road And Bridge Engineering Testing Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-02
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses an anchor rod tension detector owner pull rod relates to mining equipment technical field, has solved after changing the anchor rod model, need change tension detector, can carry out tension detection to the anchor rod of different models, leads to the problem that work efficiency is low and with high costs, and its technical scheme main points are: the device comprises a support rod and a loop bar connected with the support rod, wherein the loop bar is provided with a plurality of detection tubes; the outer wall of the detection tube is provided with a limiting piece; the inner wall of the loop bar is provided with a sliding chute for the limiting piece to slide, and the end part of the sliding chute is provided with an accommodating cavity; the detection pipes are provided with detection holes which are respectively matched with the anchor rods of various models; the effects of reducing workload and saving cost are achieved.

Description

Anchor rod tension detector main pull rod

Technical Field

The utility model relates to a mining equipment technical field, more specifically say, it relates to an anchor rod tension detector owner pull rod.

Background

The anchor rod is the most basic component of the roadway support in the contemporary coal mine, and reinforces the surrounding rocks of the roadway together to support the surrounding rocks; the prior anchor rod is not only used in mines, but also used in engineering technology to carry out main body reinforcement on side slopes, tunnels and dams; the anchor rod is used as one of main support forms of underground engineering and rock slopes, plays an important role in maintaining the stability of civil engineering, and particularly has an obvious reinforcing effect on rock bodies in joint fractured rock bodies; when geology changes, must change tunnel support intensity, just will change the stock model to can guarantee the stability in tunnel, still will detect the pulling force of stock simultaneously, thereby guarantee the safety in the tunnel.

Among the prior art, after changing the stock model, then need to change the tensile force detector, can carry out the tensile force to the stock of different models and detect, lead to in the course of the work, need use many tensile force detectors to make the cost-push, simultaneously, also make staff's work load increase, reduce work efficiency.

Therefore, how to design a main pull rod of the anchor rod tension detector is a problem which needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anchor rod tension detector owner pull rod has the anchor rod and the tension detector's of the multiple model of being convenient for connection to and reduce the purpose of tension detector quantity, reach the effect that reduces work load and save the cost.

The above technical purpose of the present invention can be achieved by the following technical solutions: the device comprises a support rod and a loop bar connected with the support rod, wherein the loop bar is provided with a plurality of detection tubes; the outer wall of the detection tube is provided with a limiting piece; the inner wall of the loop bar is provided with a sliding chute for the limiting piece to slide, and the end part of the sliding chute is provided with an accommodating cavity; the detecting pipes are provided with detecting holes which are respectively matched with the anchor rods of various models.

Through adopting above-mentioned technical scheme, change the stock model in tunnel or tunnel in order to change its support intensity after, will cup joint with stock size assorted detecting tube after changing with the stock, and then the detecting tube that will be connected with the stock is connected with the loop bar again, thereby make the tensile force detector who is connected with branch carry out the tensile force to the stock and detect, make after changing the stock model, need not change the tensile force detector and can be to the pulling force that detects the stock, thereby the pulling force detector's that reduces use quantity, the cost is reduced, staff's work load has been reduced simultaneously, staff's work efficiency has been improved.

The utility model discloses further set up to: the limiting part, the sliding groove, the containing cavity and the limiting groove are at least provided with two groups, and the limiting part is uniformly distributed on the outer wall of the detection tube.

Through adopting above-mentioned technical scheme, be convenient for improve the stability of being connected between test tube and the loop bar, prevent simultaneously that the test tube from taking place the slope in the loop bar is inside to lead to the test tube difficult taking out in the loop bar, make the inconvenient change of test tube.

The utility model discloses further set up to: the end parts of the accommodating cavities are symmetrically provided with limit grooves.

Through adopting above-mentioned technical scheme, utilize the spacing groove, be convenient for with the joint of locating part, improve the stability between test tube and the loop bar.

The utility model discloses further set up to: the limiting piece comprises a clamping column, a spring and a clamping block; the end part of the clamping column is provided with a groove, and two ends of the spring are respectively connected with the inner wall of the groove and the clamping block.

Through adopting above-mentioned technical scheme, utilize card post, spring and fixture block for when stable in structure between test tube and the sleeve pipe, also be convenient for the change of test tube.

The utility model discloses further set up to: the end part of the fixture block protruding out of the groove is a hemisphere clamped with the limiting groove.

Through adopting above-mentioned technical scheme for the fixture block is changeed from the spacing groove roll-off and is slided in, is convenient for the installation and the change of test tube.

The utility model discloses further set up to: the diameter of the top end of the groove is smaller than that of the top end of the fixture block.

Through adopting above-mentioned technical scheme, make the connection of spring and fixture block more stable, make the spring can not stretch out the recess suddenly simultaneously, be convenient for the change of detecting tube.

The utility model discloses further set up to: the clamping column is symmetrically provided with grooves, springs and clamping blocks at two ends.

Through adopting above-mentioned technical scheme for the locating part with hold the structure between chamber and the spacing groove more stable.

To sum up, the utility model discloses following beneficial effect has: after the model of the anchor rod is changed in a roadway or a tunnel to change the supporting strength of the anchor rod, the detection pipe matched with the size of the changed anchor rod is sleeved with the anchor rod, and then the detection pipe connected with the anchor rod is connected with the loop bar, so that the tension detector connected with the supporting rod can detect the tension of the anchor rod, and the tension of the anchor rod can be detected without replacing the tension detector after the model of the anchor rod is changed, thereby reducing the using number of the tension detectors, lowering the cost, reducing the workload of workers and improving the working efficiency of the workers; be convenient for improve the stability of being connected between test tube and the loop bar, prevent simultaneously that the test tube from taking place the slope in the loop bar is inside to lead to the test tube difficult for taking out in the loop bar, make the inconvenient change of test tube.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the whole in the embodiment of the present invention;

FIG. 2 is a schematic view of the structure in the direction B of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 2 taken along line A-A;

FIG. 4 is a schematic structural diagram of a detecting tube in an embodiment of the present invention;

fig. 5 is a schematic view of the structure in the direction C in fig. 4.

In the figure: 1. a strut; 11. a loop bar; 12. a detection tube; 13. a limiting member; 14. a chute; 15. an accommodating chamber; 16. a detection hole; 17. a limiting groove; 18. clamping the column; 19. a spring; 21. a clamping block; 22. and (4) a groove.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example (b): a main pull rod of an anchor rod tension detector is shown in figures 1, 2, 3 and 5 and comprises a support rod 1 and a sleeve rod 11 connected with the support rod 1, wherein the sleeve rod 11 is provided with a plurality of detection tubes 12; a limiting piece 13 is arranged on the outer wall of the detection tube 12; a sliding chute 14 for the limiting piece 13 to slide is arranged on the inner wall of the loop bar 11, and an accommodating cavity 15 is arranged at the end part of the sliding chute 14; the plurality of detection pipes 12 are provided with detection holes 16, and the detection holes 16 are respectively matched with the anchor rods of various models. Change the stock model in tunnel or tunnel in order to change its support intensity after, stock size assorted detecting tube 12 after will changing cup joints with the stock, and then the detecting tube 12 that will be connected with the stock is connected with loop bar 11 again, thereby make the tensile force detector who is connected with branch 1 carry out the tensile force detection to the stock, make after changing the stock model, need not change the tensile force detector and can be to the pulling force that detects the stock, thereby the pulling force detector's that reduces use quantity, the cost is reduced, staff's work load has been reduced simultaneously, staff's work efficiency has been improved.

As shown in fig. 2, 3 and 4, at least two sets of the limiting members 13, the sliding grooves 14, the accommodating cavities 15 and the limiting grooves 17 are provided, and the limiting members 13 are uniformly distributed on the outer wall of the detecting tube 12. Be convenient for improve the stability of being connected between detecting tube 12 and the loop bar 11, prevent simultaneously that detecting tube 12 from taking place the slope in loop bar 11 is inside to lead to detecting tube 12 to be difficult for taking out in loop bar 11, make the inconvenient change of detecting tube 12.

As shown in fig. 3, the ends of the accommodating cavity 15 are symmetrically provided with limit grooves 17. The limiting groove 17 is used for facilitating the clamping connection with the limiting part 13, and the stability between the detection tube 12 and the loop bar 11 is improved.

As shown in fig. 4, the limiting member 13 includes a latching post 18, a spring 19 and a latching block 21; the end of the clamping column 18 is provided with a groove 22, and two ends of the spring 19 are respectively connected with the inner wall of the groove 22 and the clamping block 21. The clamping column 18, the spring 19 and the clamping block 21 are utilized to ensure that the detection tube 12 and the sleeve are stable in structure, and meanwhile, the detection tube 12 is convenient to replace.

As shown in fig. 4, the end of the latch 21 protruding out of the groove 22 is a hemisphere engaged with the limiting groove 17. The clamping block 21 can slide out of and into the limiting groove 17 more easily, and the installation and replacement of the detection tube 12 are facilitated.

As shown in fig. 5, the diameter of the top end of the groove 22 is smaller than that of the top end of the latch 21. The connection between the spring 19 and the latch 21 is more stable, and the spring 19 does not protrude out of the groove 22, thereby facilitating the replacement of the inspection tube 12.

As shown in fig. 4, the two ends of the latching column 18 are symmetrically provided with a groove 22, a spring 19 and a latch 21. The structure between the limiting piece 13 and the accommodating cavity 15 and the limiting groove 17 is more stable.

The working principle is as follows: change the stock model in tunnel or tunnel in order to change its support intensity after, stock size assorted detecting tube 12 after will changing cup joints with the stock, and then the detecting tube 12 that will be connected with the stock is connected with loop bar 11 again, thereby make the tensile force detector who is connected with branch 1 carry out the tensile force detection to the stock, make after changing the stock model, need not change the tensile force detector and can be to the pulling force that detects the stock, thereby the pulling force detector's that reduces use quantity, the cost is reduced, staff's work load has been reduced simultaneously, staff's work efficiency has been improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an anchor rod tension detector owner pull rod, includes branch (1) and loop bar (11) be connected with branch (1), characterized by: the loop bar (11) is provided with a plurality of detection tubes (12); a limiting piece (13) is arranged on the outer wall of the detection tube (12); a sliding chute (14) for the limiting piece (13) to slide is arranged on the inner wall of the loop bar (11), and an accommodating cavity (15) is arranged at the end part of the sliding chute (14); the detection pipes (12) are provided with detection holes (16), and the detection holes (16) are respectively matched with anchor rods of various models.

2. The anchor rod tension detector main pull rod of claim 1, which is characterized in that: the limiting piece (13), the sliding groove (14), the containing cavity (15) and the limiting groove (17) are at least provided with two groups, and the limiting piece (13) is uniformly distributed on the outer wall of the detection tube (12).

3. The anchor rod tension detector main pull rod of claim 2, which is characterized in that: the end parts of the accommodating cavities (15) are symmetrically provided with limit grooves (17).

4. The anchor rod tension detector main pull rod of claim 1, which is characterized in that: the limiting piece (13) comprises a clamping column (18), a spring (19) and a clamping block (21); the end part of the clamping column (18) is provided with a groove (22), and two ends of the spring (19) are respectively connected with the inner wall of the groove (22) and the clamping block (21).

5. The anchor rod tension detector main pull rod of claim 4, which is characterized in that: the end part of the clamping block (21) which protrudes out of the groove (22) is a hemisphere which is clamped with the limiting groove (17).

6. The anchor rod tension detector main pull rod of claim 5, which is characterized in that: the diameter of the top end of the groove (22) is smaller than that of the top end of the fixture block (21).

7. The anchor rod tension detector main pull rod of claim 6, which is characterized in that: grooves (22), springs (19) and clamping blocks (21) are symmetrically arranged at two ends of the clamping column (18).