Tube seam type anchor rod tension testing device

Abstract

The utility model relates to the field of anchor rod testing, and discloses a pipe seam type anchor rod tension testing device which comprises a base, a transverse groove is formed in the base, a sliding groove plate is fixedly connected to the interior of the base, a sliding block is slidably connected to the side wall of the sliding groove plate, and a supporting plate is fixedly connected to the side wall of the sliding block. A connecting block is fixedly connected to the side wall of the supporting plate, a clamping jaw is fixedly connected to the side wall of the connecting block, a rack is fixedly connected to the side wall of the supporting plate, a gear is rotatably connected to the interior of the base, the rack is meshed with the gear, a fixing block is fixedly connected to the side wall of the sliding block on one side, and a hydraulic rod is arranged in the base. The output end of the hydraulic rod is connected with the fixing block. According to the utility model, the hydraulic rod is started to push the fixed block, so that the sliding block slides on the side wall of the sliding groove plate, the movement of the sliding block drives the support plate and the rack to move, the gear rotates, the connecting block slides in the transverse groove, and the clamping jaw clamps the anchor rod to be tested.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of anchor rod test, especially a pipe joint type anchor rod tension testing device. BACKGROUND

[0002] The pipe joint type anchor rod is a specially designed anchor rod, usually composed of multiple pipe segments, with gaps or openings. Its structure allows the injection of cement slurry or other materials to enhance anchoring effect, suitable for civil engineering and mine support. The anchor rod needs to be tested for tension during use, and the tension testing device is a device for measuring the tension of the anchor rod or other structural members. It usually includes a tension sensor, a loading system and a display instrument, which can accurately monitor and record the tension applied to the anchor rod to evaluate its stability and safety.

[0003] The traditional anchor rod tension testing device provides a flat working area by a working platform, ensures that the anchor rod does not displace during the test by clamping it with bolts, and then measures the tension applied to the anchor rod by a tension sensor. However, the anchor rod is fixed by twisting the bolt to move the clamping plate, which is relatively troublesome and affects work efficiency. Therefore, a pipe joint type anchor rod tension testing device is proposed to solve the above problems. SUMMARY

[0004] To make up for the above shortcomings, the utility model provides a pipe joint type anchor rod tension testing device, aiming at improving the problem of fixing the anchor rod by twisting the bolt to move the clamping plate, which is relatively troublesome and affects work efficiency in the prior art.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A pipe joint type anchor rod tension testing device, comprising a base, a horizontal groove is formed in the inside of the base, a sliding groove plate is fixedly connected in the inside of the base, a sliding block is slidingly connected to the side wall of the sliding groove plate, a support plate is fixedly connected to the side wall of the sliding block, a connecting block is fixedly connected to the side wall of the support plate, a clamping jaw is fixedly connected to the side wall of the connecting block, a rack is fixedly connected to the side wall of the support plate, a gear is rotatably connected in the inside of the base, the rack is engaged with the gear, a fixed block is fixedly connected to the side wall of one side of the sliding block, a hydraulic rod is arranged in the inside of the base, the output end of the hydraulic rod is connected with the fixed block, a support assembly is arranged on the upper surface of the base, and the support assembly is used for sliding connection;

[0007] Further description of the above technical scheme:

[0008] The support assembly comprises a round rod and a sliding ring, the lower surface of the round rod is fixedly connected to the upper surface of the base, and the sliding ring is slidingly connected to the side wall of the round rod;

[0009] As a further description of the above technical solutions:

[0010] The fixed plate is fixedly connected between the sliding rings, the clamps are fixedly connected to the side walls of the fixed plate, the hydraulic cylinders are arranged on the upper surfaces of the fixed plate, the protective covers are fixedly connected to the upper surfaces of the base, and the tension sensors are arranged on the upper surfaces of the fixed plate.

[0011] As a further description of the above technical solutions:

[0012] The output end of the hydraulic cylinder is connected with the tension sensor, the connecting plate is fixedly connected to the side wall of the tension sensor, and the vertical groove is arranged in the fixed plate.

[0013] As a further description of the above technical solutions:

[0014] The fixed frame is fixedly connected to the side wall of the fixed plate, and the clamping column is slidably connected in the fixed frame.

[0015] As a further description of the above technical solutions:

[0016] The sliding rod is fixedly connected in the fixed frame, and the spring is arranged on the side wall of the sliding rod.

[0017] As a further description of the above technical solutions:

[0018] One end of the spring is fixedly connected to the side wall of the clamping column, and the other end of the spring is fixedly connected to the inside of the fixed frame.

[0019] As a further description of the above technical solutions:

[0020] The clamping column is fixedly connected with the push plate, and the recess is arranged on the side wall of the fixed plate.

[0021] The utility model has the advantages of the following:

[0022] 1、 the utility model discloses, through starting hydraulic rod and promote fixed block, make the sliding block slide in the side wall of the sliding slot board, and the movement of sliding block drives support plate and rack to move, and then make gear rotate, make the connecting block slide in the horizontal groove, make the clamping jaw hold the anchor rod to be tested, the mode of moving the clamping plate through the bolt is twisted and is used for fixing the anchor rod, and the problem that it is more troublesome and thus influences work efficiency is solved, and the convenience of equipment is improved through the above technical scheme.

[0023] 2、 the utility model discloses, through the push plate and make clamping column move, extrude spring and make it contract, slide in the side wall of the sliding rod and enter the inside of the fixed frame, to remove and replace the tension sensor, the problem that the existing tension sensor is fixed more complicated and is not easy to disassemble and replace is solved, and the practicality of equipment is improved through the above technical scheme. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A perspective view of a pipe slot type anchor rod tension testing device is provided for the utility model;

[0025] Figure 2 A base internal structure schematic view of a pipe slot type anchor rod tension testing device is provided for the utility model;

[0026] Figure 3 For Figure 2 An enlarged view of A in the middle;

[0027] Figure 4 For Figure 2 An enlarged view of B in the middle.

[0028] Legend:

[0029] 1, base; 2, horizontal groove; 3, sliding groove plate; 4, sliding block; 5, support plate; 6, connecting block; 7, clamping jaw; 8, rack; 9, gear; 10, fixed block; 11, hydraulic rod; 12, round rod; 13, sliding ring; 14, fixed plate; 15, clamp; 16, hydraulic cylinder; 17, protective cover; 18, tension sensor; 19, connecting plate; 20, vertical groove; 21, fixed frame; 22, clamping column; 23, sliding rod; 24, spring; 25, push plate; 26, recess hole. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] Refer to Figure 1 - Figure 3The utility model provides a kind of embodiment: a pipe joint type anchor rod tension testing device, including base 1, base 1 inside is equipped with horizontal groove 2, horizontal groove 2 is used for connecting block 6 to move, base 1 inside is fixedly connected with sliding slot plate 3, sliding slot plate 3 side wall is slidably connected with sliding block 4, sliding block 4 side wall is fixedly connected with support plate 5, support plate 5 side wall is fixedly connected with connecting block 6, connecting block 6 side wall is fixedly connected with jaw 7, jaw 7 is used to anchor rod is clamped and fixed, support plate 5 side wall is fixedly connected with rack 8, base 1 inside is rotatably connected with gear 9, gear 9 is used to make both sides jaw 7 move simultaneously, rack 8 is engaged with gear 9, one side sliding block 4 side wall is fixedly connected with fixed block 10, base 1 inside is provided with hydraulic rod 11, and hydraulic rod 11 output end is connected with fixed block 10, base 1 upper surface is provided with support assembly, and support assembly is used for sliding connection, and support assembly includes round bar 12 and sliding ring 13, and round bar 12 lower surface is fixedly connected on base 1 upper surface, and sliding ring 13 is slidably connected in round bar 12 side wall, and sliding ring 13 is fixedly connected with fixed plate 14 between, and fixed plate 14 side wall is fixedly connected with clamp 15, and clamp 15 is prior art, and it is not too much to repeat here, and fixed plate 14 upper surface is provided with hydraulic cylinder 16, and base 1 upper surface is fixedly connected with protective cover 17, and protective cover 17 is used to protect operator and equipment, and fixed plate 14 upper surface is provided with tension sensor 18;

[0032] In the process of carrying out anchor rod tension test, first need to place the anchor rod to be detected on base 1, then start hydraulic rod 11, and the start of hydraulic rod 11 makes fixed block 10 start moving, and the movement of fixed block 10 in turn drives sliding block 4 to slide along the side wall of sliding slot plate 3, and the movement of sliding block 4 further promotes support plate 5 to move, so that rack 8 also starts to move, and rack 8 is engaged with gear 9, and gear 9 starts to rotate under the action of rack 8, and the rotation of gear 9 makes both sides connecting block 6 slide in horizontal groove 2, and the sliding of connecting block 6 enables jaw 7 to clamp and fix the anchor rod to be tested placed on base 1.After the anchor rod is stably clamped by jaw 7, the operator needs to use clamp 15 to clamp the upper end portion of anchor rod, after clamping, start hydraulic cylinder 16, and the start of hydraulic cylinder 16 will make fixed plate 14 move, and during the movement of fixed plate 14, the sliding ring 13 fixed on the side wall slides on the side wall of round bar 12, so that the stability of the whole movement process can be ensured, finally, the tension applied on the anchor rod is measured by tension sensor 18, so that the whole anchor rod test process is completed.

[0033] Refer to Figure 2 And Figure 3The output end of the hydraulic cylinder 16 is connected with the tension sensor 18, the side wall of the tension sensor 18 is fixedly connected with the connecting plate 19, the connecting plate 19 is convenient for fixing the tension sensor 18, the inside of the fixed plate 14 is provided with a vertical groove 20, the vertical groove 20 is used for inserting the connecting plate 19, the side wall of the fixed plate 14 is fixedly connected with the fixed frame 21, the fixed frame 21 is slidably connected with the clamping column 22 inside, the clamping column 22 is used for fixing the connecting plate 19, the fixed frame 21 is fixedly connected with the sliding rod 23 inside, the side wall of the sliding rod 23 is sleeved with the spring 24, the spring 24 is used for rebounding and resetting, one end of the spring 24 is fixedly connected with the side wall of the clamping column 22, the other end of the spring 24 is fixedly connected with the inside of the fixed frame 21, the side wall of the clamping column 22 is fixedly connected with the push plate 25, the push plate 25 is used for driving the clamping column 22 to move, and the side wall of the fixed plate 14 is provided with a recess hole 26;

[0034] When it is necessary to disassemble and replace the tension sensor 18, first, the clamping column 22 is moved by pushing the push plate 25, the movement of the clamping column 22 exerts pressure on the spring 24, so that the spring 24 is contracted, with the contraction of the spring 24, the clamping column 22 can slide on the side wall of the sliding rod 23 and enter the inside of the fixed frame 21, so that the fixing of the connecting plate 19 is cancelled, in this way, the tension sensor 18 loses the original fixed state and is convenient to take out and replace. When it is necessary to fix the tension sensor 18 again, the clamping column 22 is moved again by pushing the push plate 25, pressure is exerted on the spring 24 and the spring 24 slides on the side wall of the sliding rod 23, then the connecting plate 19 is inserted into the inside of the vertical groove 20, and then the push plate 25 is released, after that, the spring 24 rebounds and the clamping column 22 is pushed into the recess hole 26 and then clamped into the inside of the connecting plate 19, so that the connecting plate 19 is fixed, finally, the tension sensor 18 is fixed on the side wall of the fixed plate 14 again, and the whole replacement and fixing process is completed.

[0035] Working principle: when using the device, the anchor rod to be tested is placed on the base 1, then the hydraulic rod 11 is started, the starting of the hydraulic rod 11 makes the fixed block 10 move, thereby driving the sliding block 4 to move and slide on the side wall of the sliding groove plate 3, the movement of the sliding block 4 drives the supporting plate 5 to move, thereby making the rack 8 move, the rack 8 is engaged with the gear 9, thereby making the gear 9 rotate, making the connecting block 6 slide in the horizontal groove 2, and making the clamping jaw 7 clamp and fix the anchor rod to be tested, then the upper end of the anchor rod is clamped by the clamp 15, then the hydraulic cylinder 16 is started to apply force to the end of the anchor rod, and the tension sensor 18 measures the tension applied to the anchor rod.

[0036] When the tensile force sensor 18 needs to be disassembled and replaced, the clamping post 22 is moved by prying the prying plate 25, the movement of the clamping post 22 extrudes the spring 24 to make it contract, the clamping post 22 slides on the side wall of the slide rod 23 to cancel the fixation of the connecting plate 19, the tensile force sensor 18 loses the fixation and is taken out for replacement, when the tensile force sensor 18 is fixed, the clamping post 22 is moved by prying the prying plate 25, the spring 24 is extruded and slides on the side wall of the slide rod 23, then the connecting plate 19 is inserted into the vertical slot 20, the prying plate 25 is loosened, the spring 24 is rebounded and reset, the clamping post 22 is clamped into the connecting plate 19 to fix the connecting plate 19, and the tensile force sensor 18 is fixed on the side wall of the fixed plate 14 again.

[0037] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A pipe and rock bolt tension testing device comprising a base (1) characterised in that: The base (1) is internally provided with a horizontal groove (2), the base (1) is internally and fixedly connected with a sliding groove plate (3), the sliding groove plate (3) is slidably connected with a sliding block (4) on the side wall, the sliding block (4) is fixedly connected with a supporting plate (5) on the side wall, the supporting plate (5) is fixedly connected with a connecting block (6) on the side wall, the connecting block (6) is fixedly connected with a clamping jaw (7) on the side wall, the supporting plate (5) is fixedly connected with a rack (8) on the side wall, the base (1) is rotatably connected with a gear (9) internally, the rack (8) is engaged with the gear (9), one side of the sliding block (4) is fixedly connected with a fixed block (10) on the side wall, the base (1) is internally provided with a hydraulic rod (11), the output end of the hydraulic rod (11) is connected with the fixed block (10), and the upper surface of the base (1) is provided with a supporting assembly for sliding connection.

2. A pipe and rock bolt tension testing device according to claim 1, wherein: The supporting assembly comprises a round rod (12) and a sliding ring (13), the lower surface of the round rod (12) is fixedly connected to the upper surface of the base (1), and the sliding ring (13) is slidably connected to the side wall of the round rod (12) internally.

3. A pipe and rock bolt tension testing device according to claim 2, wherein: The sliding ring (13) is fixedly connected with a fixed plate (14) between them, the fixed plate (14) is fixedly connected with a clamp (15) on the side wall, the fixed plate (14) is provided with a hydraulic cylinder (16) on the upper surface, the upper surface of the base (1) is fixedly connected with a protective cover (17), and the upper surface of the fixed plate (14) is provided with a tension sensor (18).

4. A pipe and rock bolt tension testing device according to claim 3, wherein: The output end of the hydraulic cylinder (16) is connected with the tension sensor (18), the side wall of the tension sensor (18) is fixedly connected with a connecting plate (19), and the fixed plate (14) is internally provided with a vertical groove (20).

5. A pipe and rock bolt tension testing device according to claim 4, wherein: The fixed plate (14) is fixedly connected with a fixed frame (21) on the side wall, and the fixed frame (21) is slidably connected with a clamping column (22) internally.

6. A pipe and rock bolt tension testing device according to claim 5, wherein: The fixed frame (21) is fixedly connected with a sliding rod (23) internally, and the sliding rod (23) is sleeved with a spring (24) on the side wall.

7. A pipe and rock bolt tension testing device according to claim 6, wherein: One end of the spring (24) is fixedly connected to the side wall of the clamping column (22), and the other end of the spring (24) is fixedly connected to the inside of the fixed frame (21).

8. A pipe and rock bolt tension testing device according to claim 7, wherein: The clamping column (22) is fixedly connected with a push plate (25) on the side wall, and the fixed plate (14) is provided with a recess (26) on the side wall.

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