CN216899983U

CN216899983U - Bridge railing inspection is with tensile testing arrangement

Info

Publication number: CN216899983U
Application number: CN202220313539.2U
Authority: CN
Inventors: 张柏松; 范大力; 张岩; 宋振周; 周林强; 董欣禹; 梁西国; 张艳秋; 刘星园; 迟亮; 李施元; 赵鹤松
Original assignee: Zhonggong Chengke Jilin Engineering Consulting Co ltd
Current assignee: Zhonggong Chengke Jilin Engineering Consulting Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-07-05
Anticipated expiration: 2032-02-16

Abstract

The utility model discloses a tension testing device for bridge railing inspection, which comprises a base, wherein a supporting plate is movably arranged above the base, fixed plates are fixedly arranged on the surface of one side of the supporting plate close to the front and the rear of the supporting plate, a second push plate is movably arranged between the two fixed plates, a clamping frame is movably arranged above the base, a first push plate is movably arranged on the inner side of the clamping frame, a first stud is movably embedded into the front surface and the rear surface of the clamping frame, a pressure detector is fixedly arranged on the surface of one side of the supporting plate close to the upper end, a limiting rod is movably arranged on the front of the supporting plate close to the lower end, and a sliding groove is formed in the upper surface of the base. The tension testing device for the bridge railing inspection can avoid the movement of the clamp when testing the strength of the railing, improve the stability when the railing is fixed, change the mode of testing the strength of the railing, improve the measurement precision and simultaneously enable the sliding block to move more conveniently.

Description

Bridge railing inspection is with tensile testing arrangement

Technical Field

The utility model relates to the field of tension test, in particular to a tension test device for bridge railing inspection.

Background

The bridge railing is one set on bridge and includes railing and support rods, and aims at preventing out-of-control vehicle from crossing the bridge and beautifying the bridge Dividing the anti-collision performance and the like;

the notice number is: CN213516682U, a device for testing the strength of a bridge railing; the guardrail fixing device comprises a mounting plate and a supporting plate, wherein a mounting groove is formed in the mounting plate, a screw rod A and a screw rod B are mounted in the mounting groove, one end of the screw rod A is fixedly connected with the screw rod B, the end, far away from the screw rod B, of the screw rod A penetrates through the surface of one side of the mounting plate, a rotating handle is fixedly connected with the surface, far away from the screw rod B, of the screw rod A, a sliding block A is connected to the screw rod A in an embedded mode, the sliding block A is connected with the screw rod A in a threaded mode, the screw rod B is connected to the screw rod B in an embedded mode, the sliding block B is connected with the screw rod B in a threaded mode, the top end of the sliding block A is movably connected with a C-shaped fixing block, a fixing block is fixedly connected to one side surface of the C-shaped fixing block, the screw hole A is formed in the sliding block A, a pressing block can be driven to press downwards through the fastening screw rod in a screwing mode, a guardrail needing strength test can be fixed, the guardrail can be adjusted and fixed through railings with different lengths and thicknesses, the practicability of the testing device is improved, still there is certain drawback when using, when the intensity of test railing, the railing both ends can upwards stick up, and the double-screw bolt is the rotation under ascending effort, makes anchor clamps shift up, and stability when the railing is fixed is not high, and when the pulling force of test railing, through the fixed railing of couple, need punch on the railing, and measuring precision is not high, and the removal of sliding block is also convenient inadequately.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a tension testing device for bridge railing inspection, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a bridge railing inspection is with tensile test device, includes the base, base top movable mounting has the backup pad, backup pad side surface is close the equal fixed mounting in place ahead and rear department has a fixed plate, two movable mounting has the push pedal No. two between the fixed plate, base top movable mounting has the card frame, the inboard movable mounting of card frame has the push pedal No. one, the double-screw bolt is installed to the equal movable embedding of card frame front surface and rear surface, backup pad side surface is close upper end department fixed mounting and has pressure detector, backup pad the place ahead is close lower extreme department movable mounting and has the gag lever post.

Preferably, the upper surface of the base is provided with a sliding groove, the upper surface of the base is provided with a limiting hole, the upper surface of the base is fixedly provided with a cross beam, and the lower surface of the cross beam is fixedly provided with a hydraulic cylinder.

Preferably, the lower end of the hydraulic cylinder is fixedly connected with the clamping frame, a first bearing is fixedly embedded in the surface of one side of the first push plate, threaded holes are formed in the front surface and the rear surface of the clamping frame and the surface of one side of the fixed plate, and the first stud penetrates through the threaded holes and is fixedly connected with the inner ring of the first bearing.

Preferably, a sliding block is fixedly mounted on the lower surface of the supporting plate, the supporting plate is movably connected with the sliding groove through the sliding block, and a placing groove is formed in the surface of one side of the supporting plate.

Preferably, the surface of one side of the fixing plate is movably embedded with a second stud, the surface of one side of the second push plate is fixedly embedded with a second bearing, and the second stud penetrates through the threaded hole and is fixedly connected with the inner ring of the second bearing.

Preferably, fixed surface installs solid fixed ring before the backup pad, the gag lever post runs through gu fixed ring with spacing hole swing joint, the gag lever post outside cover is equipped with the spring, the spring upper end with gag lever post fixed connection, the spring lower extreme with gu fixed ring swing joint, No. one the double-screw bolt with No. two double-screw bolt other end surface equal fixed mounting has the turning handle.

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

in the utility model, the handrail passes through the two placing grooves, the rotating handle is rotated to enable the first stud and the second stud to rotate, the first push plate and the second push plate are enabled to move towards the handrail through the first bearing and the second bearing, the handrail is fixed from two sides, then the hydraulic cylinder is controlled to extend downwards, the clamping frame is enabled to give a downward force to the handrail, the handrail is enabled to bend and deform, two ends of the handrail tilt upwards at the moment, the pressure detector is jacked, the pressure detector detects the upward force at two ends of the handrail, so that the pulling force generated at the fixed point when the handrail is impacted is detected, the clamp is prevented from moving when the strength of the handrail is tested, the stability when the handrail is fixed is improved, the mode of testing the strength of the handrail is changed, the measuring precision is improved, meanwhile, the sliding block is enabled to move more conveniently, and the support plate can be rapidly and accurately adjusted in position through the matching of the limiting rod and limiting holes at different positions, thereby making it suitable for the detection of railings of different sizes.

Drawings

FIG. 1 is a schematic view of the overall structure of a tension testing device for inspecting a bridge railing according to the present invention;

FIG. 2 is a disassembled view of the whole structure of the tension testing device for inspecting the bridge railing according to the present invention;

FIG. 3 is a cross-sectional view of a tension testing device for inspecting a bridge railing according to the present invention;

fig. 4 is a cross-sectional view of a joint between a support plate and a base of the tension testing device for inspecting a bridge railing according to the present invention.

In the figure: 1. a base; 101. a chute; 102. a limiting hole; 103. a cross beam; 104. a hydraulic cylinder; 2. clamping a frame; 201. a first push plate; 202. a first bearing; 203. a first stud; 204. a handle is rotated; 205. a threaded hole; 3. a support plate; 301. a placement groove; 302. a fixing plate; 303. a second push plate; 304. a second bearing; 305. a second stud; 306. a slider; 4. a limiting rod; 401. a fixing ring; 402. a spring; 5. a pressure detector.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

The first embodiment is as follows:

as shown in fig. 1-4, a tension testing device for inspecting a bridge railing comprises a base 1, a supporting plate 3 is movably mounted above the base 1, fixing plates 302 are fixedly mounted on the surface of one side of the supporting plate 3 close to the front and the rear of the supporting plate, a second push plate 303 is movably mounted between the two fixing plates 302, a clamping frame 2 is movably mounted above the base 1, a first push plate 201 is movably mounted on the inner side of the clamping frame 2, a first stud 203 is movably embedded in the front surface and the rear surface of the clamping frame 2, a pressure detector 5 is fixedly mounted on the surface of one side of the supporting plate 3 close to the upper end of the supporting plate, and a limiting rod 4 is movably mounted in the front of the supporting plate 3 close to the lower end of the supporting plate;

the upper surface of the base 1 is provided with a sliding chute 101, the upper surface of the base 1 is provided with a limiting hole 102, the upper surface of the base 1 is fixedly provided with a cross beam 103, and the lower surface of the cross beam 103 is fixedly provided with a hydraulic cylinder 104; the lower end of the hydraulic cylinder 104 is fixedly connected with the clamp frame 2, a first bearing 202 is fixedly embedded in the surface of one side of the first push plate 201, threaded holes 205 are formed in the front surface and the rear surface of the clamp frame 2 and the surface of one side of the fixing plate 302, and a first stud 203 penetrates through the threaded holes 205 and is fixedly connected with the inner ring of the first bearing 202; the lower surface of the support plate 3 is fixedly provided with a slide block 306, the support plate 3 is movably connected with the chute 101 through the slide block 306, and the surface of one side of the support plate 3 is provided with a placing groove 301; a second stud 305 is movably embedded and mounted on the surface of one side of the fixing plate 302, a second bearing 304 is fixedly embedded and mounted on the surface of one side of the second push plate 303, and the second stud 305 penetrates through the threaded hole 205 and is fixedly connected with the inner ring of the second bearing 304; the front surface of the supporting plate 3 is fixedly provided with a fixing ring 401, a limiting rod 4 penetrates through the fixing ring 401 to be movably connected with a limiting hole 102, the outer side of the limiting rod 4 is sleeved with a spring 402, the upper end of the spring 402 is fixedly connected with the limiting rod 4, the lower end of the spring 402 is movably connected with the fixing ring 401, the surfaces of the other ends of a first stud 203 and a second stud 305 are respectively and fixedly provided with a rotating handle 204, a pressure detector 5 detects the upward force at the two ends of the handrail, thereby detecting the pulling force generated at the fixing point when the handrail is impacted, thereby avoiding the movement of the clamp when testing the strength of the handrail, improving the stability when fixing the handrail, changing the mode of testing the strength of the handrail, improving the measurement precision, make the slider remove more convenient simultaneously, through the spacing hole 102 cooperation of gag lever post 4 with different positions, make the quick accurate adjusting position of backup pad 3 to make its railing that is applicable to not unidimensional detect.

Example two:

it should be noted that the utility model is a tension test device for inspecting bridge railings, when in use, a railing passes through two placing grooves 301, a rotating handle 204 is rotated to rotate a first stud 203 and a second stud 305, a first push plate 201 and a second push plate 303 are moved towards the railing through a first bearing 202 and a second bearing 304, the railing is fixed from two sides, then a hydraulic cylinder 104 is controlled to extend downwards, a clamping frame 2 gives a downward force to the railing to bend and deform the railing, at the moment, two ends of the railing are tilted upwards to push a pressure detector 5, the pressure detector 5 detects the upward force at two ends of the railing, thereby detecting the tension generated at the fixing point when the railing is impacted, further avoiding the movement of a clamp when testing the strength of the railing, improving the stability when the railing is fixed, changing the mode of testing the strength of the railing and improving the measurement precision, make the slider remove more convenient simultaneously, through the spacing hole 102 cooperation of gag lever post 4 with different positions, make the quick accurate adjusting position of backup pad 3 to make its railing that is applicable to not unidimensional detect.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bridge railing inspects uses tensile testing arrangement which characterized in that: including base (1), base (1) top movable mounting has backup pad (3), backup pad (3) side surface is close the place ahead and the equal fixed mounting in rear department has fixed plate (302), two movable mounting has push pedal (303) No. two between fixed plate (302), base (1) top movable mounting has card frame (2), card frame (2) inboard movable mounting has push pedal (201) No. one, card frame (2) front surface and the equal movable embedding of rear surface install No. one double-screw bolt (203), backup pad (3) side surface is close upper end department fixed mounting and has pressure detector (5), backup pad (3) the place ahead is close lower extreme department movable mounting and has gag lever post (4).

2. The tension testing device for bridge railing inspection according to claim 1, characterized in that: the base is characterized in that the upper surface of the base (1) is provided with a sliding groove (101), the upper surface of the base (1) is provided with a limiting hole (102), the upper surface of the base (1) is fixedly provided with a cross beam (103), and the lower surface of the cross beam (103) is fixedly provided with a hydraulic cylinder (104).

3. The tension testing device for bridge railing inspection according to claim 2, characterized in that: pneumatic cylinder (104) lower extreme with card frame (2) fixed connection, No. one bearing (202) is installed in the fixed surface embedding of push pedal (201) one side, card frame (2) front surface and rear surface with fixed plate (302) one side surface all sets up threaded hole (205), No. one double-screw bolt (203) run through threaded hole (205) with bearing (202) inner circle fixed connection.

4. The tension testing device for bridge railing inspection according to claim 3, wherein: the lower surface of the supporting plate (3) is fixedly provided with a sliding block (306), the supporting plate (3) is movably connected with the sliding groove (101) through the sliding block (306), and a placing groove (301) is formed in the surface of one side of the supporting plate (3).

5. The tension testing device for bridge railing inspection according to claim 4, wherein: no. two double-screw bolts (305) are installed in the surface activity embedding of one side of fixed plate (302), No. two bearings (304) are installed in the fixed surface embedding of one side of No. two push pedal (303), No. two double-screw bolts (305) run through screw hole (205) with No. two bearing (304) inner circle fixed connection.

6. The tension testing device for bridge railing inspection according to claim 5, wherein: fixed surface installs solid fixed ring (401) before backup pad (3), gag lever post (4) run through gu fixed ring (401) with spacing hole (102) swing joint, gag lever post (4) outside cover is equipped with spring (402), spring (402) upper end with gag lever post (4) fixed connection, spring (402) lower extreme with gu fixed ring (401) swing joint, No. one double-screw bolt (203) with No. two double-screw bolt (305) other end equal fixed mounting in surface has turning handle (204).