Guardrail anti-impact performance detection equipment

Abstract

The invention relates to the technical field of anti-collision performance detection, in particular to guardrail anti-collision performance detection equipment, which comprises a bracket, a detection platform and a control system, an adjusting rod is arranged on the surface of the screwing ring, a nut and a sleeving ring are arranged on the surface of the adjusting rod, a pulling ring is fixed to the surface of the sleeving ring, a stress rod is arranged on the surface of the pulling ring, a jacking ring is arranged at the end of the stress rod, and a stress groove is formed in the surface of the support; the rotating ring is arranged on the surface of the adjusting rod; the device has the beneficial effects that a second sliding block drives a first sliding block and a third sliding block to move through a connecting rod, the third sliding block moves in a second sliding groove, the first sliding block moves in a first sliding groove, and the first sliding block and the third sliding block move to drive an impact ball to adjust the position, so that the position of the impact ball can be rapidly adjusted; and when the height of the impact ball needs to be adjusted, after the jacking ring is pulled out of the stress groove, the adjusting rod can rotate.

Description

Technical Field

[0001] The invention relates to the technical field of anti-impact performance detection, and in particular to anti-impact performance detection equipment for guardrails. Background Art

[0002] Guardrails must be installed on balconies, stairs, external corridors and other air-facing sides of buildings. To ensure the safe use of guardrails and achieve the purpose of protection, the mechanical properties of guardrails must meet the requirements of the specifications. Therefore, during the quality acceptance of the project, the anti-collision performance of the guardrails needs to be tested.

[0003] At present, when testing the anti-collision performance of guardrails, the guardrails are generally fixed on the base, and then impact blocks are used to impact the guardrails to observe whether the guardrails are deformed, so as to determine whether the mechanical properties of the guardrails meet the requirements.

[0004] However, currently when testing the guardrail, the guardrail is generally fixed, and the impact block can only impact one part of the guardrail, so that multiple parts of the guardrail cannot be tested, resulting in inaccurate test results. Summary of the invention

[0005] The purpose of the present invention is to provide a guardrail anti-collision performance testing device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: a guardrail anti-collision performance testing device, comprising: A bracket, wherein a crossbar is arranged on the top of the bracket; A screwing ring, an adjusting rod is arranged on the surface of the screwing ring, a nut and a sleeve ring are arranged on the surface of the adjusting rod, a pulling ring is fixed on the surface of the sleeve ring, a force-bearing rod is arranged on the surface of the pulling ring, a top holding ring is arranged on the end of the force-bearing rod, and a force-bearing groove is arranged on the surface of the bracket; and The rotating ring is arranged on the surface of the adjusting rod.

[0007] Preferably, the adjusting rod is inserted into the interior of the bracket, and the adjusting rod can rotate inside the bracket, a through groove is provided on the surface of the cross bar, a screw rod is provided in the through groove, the screw rod can rotate in the through groove, a second slider is provided on the surface of the screw rod, the second slider can move in the through groove, a second slide groove and a first slide groove are provided on the top of the bracket, a first slide groove is provided in the first slide groove, the first slider can move in the first slide groove, a third slider is provided in the second slide groove, and the third slider can move in the second slide groove.

[0008] Preferably, a connecting rod is fixed to the surface of the second slider, one end of the connecting rod is connected to the surface of the first slider, the other end of the connecting rod is connected to the surface of the third slider, a lifting ring is fixed to the surface of the third slider, a pulling cable is arranged in the lifting ring, the end of the pulling cable is connected to the impact ball, the surface of the impact ball is connected to a lifting rope, and the lifting rope is wound around the surface of the rotating ring.

[0009] Preferably, an adjustment ring is fixed at the bottom of the first slider, a through hole is opened on the surface of the adjustment ring, a limit ring is inserted into the surface of the adjustment ring, the limit ring is fixed on the surface of the rotating ring, the limit ring can rotate inside the adjustment ring, a limit hole is opened on the surface of the rotating ring, and a groove is arranged on the surface of the limit hole.

[0010] Preferably, the adjusting rod is inserted into the limiting hole, and a convex strip is provided on the surface of the adjusting rod, the convex strip on the surface of the adjusting rod is inserted into the groove on the surface of the limiting hole, the rotating ring can move laterally on the surface of the adjusting rod, and a screwing ring is fixed on the surface of the adjusting rod, and the screwing ring moves with the adjusting rod.

[0011] Preferably, a nut is threaded on the surface of the adjusting rod, a sleeve ring is sleeved on the surface of the adjusting rod, a limiting groove is set on the surface of the adjusting rod, a limiting block is set on the surface of the sleeve ring, the limiting block on the surface of the sleeve ring is inserted into the limiting groove on the surface of the adjusting rod, and the sleeve ring can move laterally on the surface of the adjusting rod.

[0012] Preferably, a spring is connected to the surface of the sleeve ring, the other end of the spring is connected to the top holding ring, a force rod is fixed to the surface of the sleeve ring, a pulling ring is fixed to the end of the force rod, the pulling ring moves with the sleeve ring, a force groove is opened on the surface of the bracket, and the top holding ring can be inserted into the force groove.

[0013] Preferably, the top holding ring is provided with teeth on one end surface close to the stress groove, and the inner wall of the stress groove is provided with teeth. When the top holding ring is inserted into the stress groove, the teeth on the surface of the top holding ring mesh with the teeth on the inner wall of the stress groove.

[0014] Preferably, a guardrail is provided on one side of the bracket, and the impact ball hits the surface of the guardrail after swinging, and the impact ball is pulled by a cable, and the impact ball swings with the rotating ring as the center.

[0015] Preferably, the spring has a pushing force on the holding ring, and the nut is screwed so that the nut is held on the surface of the sleeve ring, so that the holding ring is held in the force groove.

[0016] Compared with the prior art, the present invention has the following beneficial effects: The second slider proposed in the present invention drives the first slider and the third slider to move through the connecting rod, the third slider moves in the second slide groove, the first slider moves in the first slide groove, and the movement of the first slider and the third slider drives the impact ball to adjust its position, so that the impact ball can quickly adjust its position and continue to perform the impact test on the guardrail. When the height of the impact ball needs to be adjusted, the top holding ring is pulled out of the force groove, and the adjustment rod can be rotated. The middle surface of the adjustment rod is provided with a convex strip, which is stuck in the groove on the surface of the limiting hole. The rotating ring rotates with the adjusting rod, and the lifting rope is wrapped around the surface of the rotating ring. The height of the impact ball can be adjusted by rotating the rotating ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0018] Figure 2 This is a structural schematic diagram from another viewing angle of the present invention.

[0019] Figure 3 for Figure 2 A schematic diagram of the enlarged structure in the middle.

[0020] Figure 4 It is a schematic diagram of the crossbar structure of the present invention.

[0021] Figure 5 It is a schematic diagram of the structure of the twist ring of the present invention.

[0022] Figure 6 This is a schematic structural diagram of the screw ring of the present invention from another viewing angle.

[0023] Figure 7 It is a schematic diagram of the rotating ring structure of the present invention.

[0024] In the figure: bracket 1, cross bar 2, cable 3, impact ball 4, through slot 5, first slider 6, first slide slot 7, second slider 8, connecting rod 9, lifting ring 10, third slider 11, second slide slot 12, screw rod 13, force groove 14, top holding ring 15, spring 16, force rod 17, nut 18, adjusting rod 19, pulling ring 20, screwing ring 21, sleeve ring 22, adjusting ring 23, through hole 24, limiting hole 25, limiting ring 26, rotating ring 27, lifting rope 28. DETAILED DESCRIPTION

[0025] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] See also Figures 1 to 7 The present invention provides a technical solution: a guardrail anti-collision performance testing device, comprising: Embodiment 1: A cross bar 2 is provided on the top of the bracket 1; an adjusting rod 19 is provided on the surface of the screwing ring 21, a nut 18 and a sleeve ring 22 are provided on the surface of the adjusting rod 19, a pulling ring 20 is fixed on the surface of the sleeve ring 22, a force rod 17 is provided on the surface of the pulling ring 20, a top holding ring 15 is provided on the end of the force rod 17, and a force groove 14 is provided on the surface of the bracket 1; and a rotating ring 27 is provided on the surface of the adjusting rod 19, the pulling ring 20 drives the force groove 14 to disengage from the top holding ring 15 through the force rod 17, the teeth inside the force groove 14 are meshed with the teeth on the surface of the top holding ring 15, and a limiting strip is provided on the surface of the sleeve ring 22, and a limiting groove is provided on the surface of the adjusting rod 19, the limiting strip is inserted in the limiting groove, so that the sleeve ring 22 will not rotate on the surface of the adjusting rod 19.

[0027] Embodiment 2: The adjusting rod 19 is inserted into the inside of the bracket 1, and the adjusting rod 19 can rotate inside the bracket 1. The surface of the cross bar 2 is provided with a through groove 5, and a screw rod 13 is provided in the through groove 5. The screw rod 13 is able to rotate in the through groove 5. The surface of the screw rod 13 is provided with a second slider 8, and the second slider 8 can move in the through groove 5. The top of the bracket 1 is provided with a second slide groove 12 and a first slide groove 7, and the first slide groove 7 is provided with a first slider 6, and the first slider 6 can move in the first slide groove 7. The second slide groove 12 is provided with a third slider 11, and the third slider 11 can move in the second slide groove 12. The adjusting rod 19 is inserted in the limit The adjusting rod 19 is in the position hole 25, and the surface of the adjusting rod 19 is provided with a convex strip, and the convex strip on the surface of the adjusting rod 19 is inserted in the groove on the surface of the limiting hole 25, and the rotating ring 27 can move laterally on the surface of the adjusting rod 19, and the surface of the adjusting rod 19 is fixed with a screwing ring 21, and the screwing ring 21 moves with the adjusting rod 19, and the surface of the adjusting rod 19 is screwed with a nut 18, and the surface of the adjusting rod 19 is sleeved with a sleeve ring 22, and the surface of the adjusting rod 19 is provided with a limiting groove, and the surface of the sleeve ring 22 is provided with a limiting block, and the limiting block on the surface of the sleeve ring 22 is inserted in the limiting groove on the surface of the adjusting rod 19, and the sleeve ring 22 can move laterally on the surface of the adjusting rod 19; The surface of the sleeve ring 22 is connected with a spring 16, and the other end of the spring 16 is connected to the top holding ring 15. A force rod 17 is fixed to the surface of the sleeve ring 22, and a pulling ring 20 is fixed to the end of the force rod 17. The pulling ring 20 moves with the sleeve ring 22. A force groove 14 is opened on the surface of the bracket 1, and the top holding ring 15 can be inserted into the force groove 14. The surface of the top holding ring 15 close to the force groove 14 is provided with teeth, and the inner wall of the force groove 14 is provided with teeth. When the top holding ring 15 is inserted into the force groove 14, the teeth on the surface of the top holding ring 15 are meshed with the teeth on the inner wall of the force groove 14. One side of the bracket 1 is provided There is a guardrail, and the impact ball 4 hits the surface of the guardrail after swinging. The impact ball 4 is pulled by the cable 3, and the impact ball 4 swings with the rotating ring 27 as the center. The spring 16 has a thrust on the top holding ring 15, and the nut 18 is screwed. The nut 18 is supported on the surface of the sleeve ring 22, so that the top holding ring 15 is supported in the force groove 14. The nut 18 is screwed so that the nut 18 is no longer supported on the surface of the sleeve ring 22, and the pulling ring 20 is pulled in the direction of the screwing ring 21. The pulling ring 20 drives the force groove 14 to disengage from the top holding ring 15 through the force rod 17, and the teeth inside the force groove 14 are engaged with the teeth on the surface of the top holding ring 15. A connecting rod 9 is fixed to the surface of the second slider 8, one end of the connecting rod 9 is connected to the surface of the first slider 6, and the other end of the connecting rod 9 is connected to the surface of the third slider 11. A lifting ring 10 is fixed to the surface of the third slider 11, and a pull cable 3 is arranged in the lifting ring 10. The end of the pull cable 3 is connected to the impact ball 4. A lifting rope 28 is connected to the surface of the impact ball 4. The lifting rope 28 is wound around the surface of the rotating ring 27. The lifting rope 28 is wound around the surface of the rotating ring 27. The rotating ring 27 can rotate to adjust the height of the impact ball 4, and the limiting ring 26 on the surface of the rotating ring 27 is inserted into the inside of the adjusting ring 23. The rotating ring 27 can adjust its position as the adjusting ring 23 moves.

[0028] An adjusting ring 23 is fixed to the bottom of the first sliding block 6, and a through hole 24 is provided on the surface of the adjusting ring 23. A limiting ring 26 is inserted on the surface of the adjusting ring 23, and the limiting ring 26 is fixed on the surface of the rotating ring 27. The limiting ring 26 can rotate inside the adjusting ring 23. A limiting hole 25 is provided on the surface of the rotating ring 27, and a groove is provided on the surface of the limiting hole 25. After the top holding ring 15 is pulled out of the force groove 14, the adjusting rod 19 can rotate. A convex strip is provided on the middle surface of the adjusting rod 19, and the convex strip is stuck in the groove on the surface of the limiting hole 25, and the rotating ring 27 rotates with the adjusting rod 19.

[0029] Place the bracket 1 on the side of the guardrail that needs to be tested, pull the cable 3, the cable 3 drives the impact ball 4 to tilt, release the pulling of the cable 3, and the impact ball 4 hits the surface of the guardrail under the action of gravity to test the impact resistance of the guardrail. When it is necessary to adjust the impact position of the impact ball 4, screw the screw 13, the screw 13 rotates to drive the second slider 8 to move in the through groove 5, the second slider 8 drives the first slider 6 and the third slider 11 to move through the connecting rod 9, the third slider 11 moves in the second slide groove 12, the first slider 6 moves in the first slide groove 7, the first slider 6 and the third slider 11 move to drive the impact ball 4 to adjust the position, so that the impact ball 4 can quickly adjust the position, and continue to perform the impact test on the guardrail. When it is necessary to adjust the height of the impact ball 4, screw the nut 18 so that the nut 18 is no longer held on the surface of the sleeve ring 22, pull the pulling ring 20 in the direction of the screwing ring 21, and pull The movable ring 20 drives the force groove 14 to disengage from the top holding ring 15 through the force rod 17, and the teeth inside the force groove 14 mesh with the teeth on the surface of the top holding ring 15, and a limit strip is provided on the surface of the sleeve ring 22, and a limit slot is provided on the surface of the adjusting rod 19, and the limit strip is inserted in the limit slot, so that the sleeve ring 22 will not rotate on the surface of the adjusting rod 19. When the top holding ring 15 is supported in the force groove 14, the adjusting rod 19 will not rotate. When the top holding ring 15 is pulled out of the force groove 14, the adjusting rod 19 can rotate. A convex strip is provided on the middle surface of the adjusting rod 19, and the convex strip is stuck in the groove on the surface of the limiting hole 25. The rotating ring 27 rotates with the adjusting rod 19, and the lifting rope 28 is wrapped around the surface of the rotating ring 27. The rotating ring 27 can rotate to adjust the height of the impact ball 4, and the limit ring 26 on the surface of the rotating ring 27 is inserted into the inside of the adjusting ring 23, and the rotating ring 27 can move and adjust the position with the adjusting ring 23.

[0030] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. Guardrail anti-impact performance testing equipment, characterized by: include: A bracket (1), wherein a crossbar (2) is disposed on the top of the bracket (1); A screwing ring (21), an adjusting rod (19) is arranged on the surface of the screwing ring (21), a nut (18) and a sleeve ring (22) are arranged on the surface of the adjusting rod (19), a pulling ring (20) is fixed on the surface of the sleeve ring (22), a force-bearing rod (17) is arranged on the surface of the pulling ring (20), a top holding ring (15) is arranged at the end of the force-bearing rod (17), and a force-bearing groove (14) is arranged on the surface of the bracket (1); and The rotating ring (27) is arranged on the surface of the adjusting rod (19).

2. The guardrail anti-impact performance testing equipment according to claim 1 is characterized in that: The adjusting rod (19) is inserted into the interior of the bracket (1), and the adjusting rod (19) can rotate inside the bracket (1); a through groove (5) is provided on the surface of the cross bar (2); a screw rod (13) is provided in the through groove (5); the screw rod (13) can rotate in the through groove (5); a second slider (8) is provided on the surface of the screw rod (13); the second slider (8) can move in the through groove (5); a second slide groove (12) and a first slide groove (7) are provided on the top of the bracket (1); a first slider (6) is provided in the first slide groove (7); the first slider (6) can move in the first slide groove (7); a third slider (11) is provided in the second slide groove (12); the third slider (11) can move in the second slide groove (12).

3. The guardrail anti-impact performance testing equipment according to claim 2 is characterized in that: A connecting rod (9) is fixed to the surface of the second slider (8), one end of the connecting rod (9) is connected to the surface of the first slider (6), the other end of the connecting rod (9) is connected to the surface of the third slider (11), a lifting ring (10) is fixed to the surface of the third slider (11), a cable (3) is arranged in the lifting ring (10), the end of the cable (3) is connected to the impact ball (4), the surface of the impact ball (4) is connected to a lifting rope (28), and the lifting rope (28) is wound around the surface of the rotating ring (27).

4. The guardrail anti-impact performance testing equipment according to claim 3 is characterized in that: An adjustment ring (23) is fixed at the bottom of the first sliding block (6), a through hole (24) is provided on the surface of the adjustment ring (23), a limit ring (26) is inserted into the surface of the adjustment ring (23), the limit ring (26) is fixed on the surface of the rotating ring (27), the limit ring (26) is able to rotate inside the adjustment ring (23), a limit hole (25) is provided on the surface of the rotating ring (27), and a groove is provided on the surface of the limit hole (25).

5. The guardrail anti-impact performance testing device according to claim 4 is characterized in that: The adjusting rod (19) is inserted into the limiting hole (25), and a convex strip is provided on the surface of the adjusting rod (19), and the convex strip on the surface of the adjusting rod (19) is inserted into a groove on the surface of the limiting hole (25), and the rotating ring (27) can move laterally on the surface of the adjusting rod (19), and a screwing ring (21) is fixed on the surface of the adjusting rod (19), and the screwing ring (21) moves along with the adjusting rod (19).

6. The guardrail anti-impact performance testing device according to claim 5 is characterized in that: The surface of the adjusting rod (19) is threaded with a nut (18), the surface of the adjusting rod (19) is sleeved with a sleeve ring (22), the surface of the adjusting rod (19) is provided with a limiting groove, the surface of the sleeve ring (22) is provided with a limiting block, the limiting block on the surface of the sleeve ring (22) is inserted into the limiting groove on the surface of the adjusting rod (19), and the sleeve ring (22) can move laterally on the surface of the adjusting rod (19).

7. The guardrail anti-impact performance testing device according to claim 6 is characterized in that: A spring (16) is connected to the surface of the sleeve ring (22), and the other end of the spring (16) is connected to the top holding ring (15). A force rod (17) is fixed to the surface of the sleeve ring (22), and a pulling ring (20) is fixed to the end of the force rod (17). The pulling ring (20) moves with the sleeve ring (22). A force groove (14) is provided on the surface of the bracket (1), and the top holding ring (15) can be inserted into the force groove (14).

8. The guardrail anti-impact performance testing device according to claim 7 is characterized in that: The top holding ring (15) is provided with teeth on one end surface close to the force groove (14), and the inner wall of the force groove (14) is provided with teeth. When the top holding ring (15) is inserted into the force groove (14), the teeth on the surface of the top holding ring (15) mesh with the teeth on the inner wall of the force groove (14).

9. The guardrail anti-impact performance testing device according to claim 8 is characterized in that: A guardrail is provided on one side of the bracket (1); the impact ball (4) impacts the surface of the guardrail after swinging; the impact ball (4) is pulled by the cable (3), and the impact ball (4) swings with the rotating ring (27) as the center.

10. The guardrail anti-impact performance testing device according to claim 9 is characterized in that: The spring (16) exerts a thrust force on the top holding ring (15), and the nut (18) is screwed so that the nut (18) is held on the surface of the sleeve ring (22), so that the top holding ring (15) is held in the force bearing groove (14).

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