Corrugated pipe shock resistance test experimental device

Abstract

The utility model relates to the technical field of corrugated pipe shock resistance testing, in particular to a corrugated pipe shock resistance testing experimental device which comprises a bottom plate, and two side plates are arranged above the bottom plate. An electric telescopic rod is started to drive an arc-shaped block to fix a corrugated pipe, a first motor is started to enable a connecting box to drive an impact block to move, a second motor is started to enable the connecting box to drive the impact block to move downwards to a proper position, a bolt is reversely rotated to be separated from a threaded hole, and then the bolt is loosened; the impact block moves downwards to carry out an impact test on the corrugated pipe, the round block is rotated forwards to lift the impact block, then the next test can be carried out, the impact resistance test can be conveniently carried out on the corrugated pipe from different height positions through the impact block in the use process, the transverse position of the impact block is conveniently adjusted, and the test efficiency is improved. The corrugated pipe shock resistance testing device can perform shock resistance testing on different positions of a corrugated pipe, can effectively test shock resistance of the corrugated pipe, and is high in practicability and high in testing efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of bellows impact resistance test, in particular to a bellows impact resistance test experimental device. Background Art

[0002] Bellows mainly include metal bellows, bellows expansion joints, bellows heat exchange tubes, diaphragm boxes and metal hoses. Metal bellows are mainly used to compensate for pipeline thermal deformation, shock absorption, and absorb pipeline settlement deformation. They are widely used in petrochemical, instrumentation, aerospace, chemical, electric power, cement, metallurgy and other industries. Plastic and other materials of bellows have irreplaceable roles in media transportation, power threading, machine tools, home appliances and other fields. Impact resistance is a very important indicator of bellows. Therefore, it is necessary to conduct impact resistance test on bellows.

[0003] However, some of the current bellows impact resistance test experimental devices are not convenient for performing impact resistance tests on the bellows through impact blocks at different heights during use. It is also not convenient to adjust the lateral position of the impact block to perform impact resistance tests on different positions of the bellows. The impact resistance of the bellows cannot be effectively tested, and the practicality is low and the test efficiency is low. Therefore, we propose a bellows impact resistance test experimental device to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a bellows impact resistance test experimental device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corrugated pipe impact resistance test experimental device, comprising a base plate, two side plates are arranged above the base plate, the two side plates are rotatably connected to the same first screw on one side close to each other, the outer side of the first screw is threadedly connected to a rectangular seat, the bottom of the rectangular seat is fixedly connected to two vertical blocks, the bottoms of the two vertical blocks are fixedly connected to the same horizontal plate, the bottom of the horizontal plate is rotatably connected to a second screw, the outer side of the second screw is threadedly connected to a cylinder, the bottom of the cylinder is fixedly connected to a connecting box, the same winding roller is rotatably connected between the inner walls on both sides of the connecting box, a flexible steel rope is wound and fixed on the outer side of the winding roller, and the bottom end of the flexible steel rope extends to the bottom of the connecting box and is fixedly connected to an impact block.

[0006] Further preferably, the outer fixed sleeve of the winding roller is provided with two annular blocks, a circular sleeve is provided below the annular blocks, the circular sleeve sliding sleeve is provided on the outer side of the flexible steel rope, and the connecting box fixed sleeve is provided on the outer side of the circular sleeve.

[0007] Further preferably, the right end of the winding roller extends outside the connection box and is fixedly connected to a circular block, and a plurality of threaded holes are provided in a ring shape on the outer side of the connection box, and a bolt is threadedly connected in one of the plurality of threaded holes.

[0008] Further preferably, the circular block threaded sleeve is arranged on the outside of the bolt, the front side of one of the front side side plates is fixedly connected with a first motor, and the output shaft end of the first motor is fixedly connected with the front end of the first screw.

[0009] Further preferably, two square rods are fixedly connected between the sides of the two side panels close to each other, the rectangular seat is slidably sleeved on the outside of the two square rods, the bottom of the horizontal plate is fixedly connected to two vertical rods, and the top of the connecting box is fixedly connected to two rectangular rods, and the rectangular rods are slidably sleeved on the outside of the corresponding vertical rods.

[0010] Further preferably, a second motor is fixedly connected to the top of the horizontal plate, the end of the output shaft of the second motor is fixedly connected to the top of the second screw rod, two support rods are fixedly connected to the bottom of the side plate and the top of the bottom plate, and four support blocks are fixedly connected to the top of the bottom plate.

[0011] Further preferably, an electric telescopic rod is fixedly connected to the outer side of the support block, an arc block is fixedly connected to the end of the output shaft of the electric telescopic rod, and an arc seat is fixedly connected to the top of the base plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the utility model starts the electric telescopic rod to drive the arc block to fix the bellows, starts the first motor to make the connecting box drive the impact block to move, starts the second motor to make the connecting box drive the impact block to move downward to a suitable position, rotates the bolt in the reverse direction to separate it from the threaded hole, then loosens the bolt, moves the impact block downward to perform an impact test on the bellows, rotates the circular block forward to lift the impact block, and the next test can be performed at this time. During use, it is convenient to perform impact resistance tests on the bellows through the impact block from different heights, and it is convenient to adjust the lateral position of the impact block, and perform impact resistance tests on different positions of the bellows, which can effectively test the impact resistance of the bellows, has high practicality, and high testing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0015] Figure 3 This is a schematic diagram of the internal cross-sectional structure of the connection box in the utility model;

[0016] Figure 4 for Figure 2 Schematic diagram of the enlarged three-dimensional structure of area A in the middle.

[0017] In the figure: 1, bottom plate; 2, side plate; 3, first screw; 4, rectangular seat; 5, vertical block; 6, horizontal plate; 7, second screw; 8, cylinder; 9, connecting box; 10, winding roller; 11, flexible steel rope; 12, impact block; 13, annular block; 14, circular sleeve; 15, circular block; 16, threaded hole; 17, bolt; 18, first motor; 19, square rod; 20, vertical rod; 21, rectangular rod; 22, second motor; 23, support rod; 24, support block; 25, electric telescopic rod; 26, arc block; 27, arc seat. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example

[0020] See also Figure 1-4The utility model provides a technical solution: a corrugated pipe impact resistance test experimental device, comprising a bottom plate 1, two side plates 2 are arranged above the bottom plate 1, the two side plates 2 are rotatably connected to the same first screw 3 on one side close to each other, the outer side of the first screw 3 is threadedly connected to a rectangular seat 4, the bottom of the rectangular seat 4 is fixedly connected to two vertical blocks 5, the bottoms of the two vertical blocks 5 are fixedly connected to the same horizontal plate 6, the bottom of the horizontal plate 6 is rotatably connected to a second screw 7, the outer side of the second screw 7 is threadedly connected to a cylinder 8, the bottom of the cylinder 8 is fixedly connected to a connecting box 9, the inner walls of both sides of the connecting box 9 are rotatably connected to the same winding roller 10, the outer side of the winding roller 10 is wound and fixed with a flexible steel rope 11, the bottom end of the flexible steel rope 11 extends to the bottom of the connecting box 9 and is fixedly connected to an impact block 12, start the electric telescopic rod 25 to drive the arc block 26 to fix the bellows, start the first motor 18 to make the connection box 9 drive the impact block 12 to move, start the second motor 22 to make the connection box 9 drive the impact block 12 to move downward to a suitable position, reversely rotate the bolt 17 to separate it from the threaded hole 16, and then loosen the bolt 17, the impact block 12 moves downward to perform an impact test on the bellows, and forwardly rotate the circular block 15 to lift the impact block 12. At this time, the next test can be performed. During use, it is convenient to perform impact resistance tests on the bellows through the impact block 12 from different heights, and it is convenient to adjust the lateral position of the impact block 12, and perform impact resistance tests on different positions of the bellows, which can effectively test the impact resistance of the bellows, with high practicality and high testing efficiency.

[0021] In this embodiment, specifically: the outer fixed sleeve of the winding roller 10 is provided with two annular blocks 13, a circular sleeve 14 is provided below the annular blocks 13, the circular sleeve 14 is slidably sleeved on the outer side of the flexible steel rope 11, and the connection box 9 is fixedly sleeved on the outer side of the circular sleeve 14;

[0022] In this embodiment, specifically: the right end of the winding roller 10 extends to the outside of the connection box 9 and is fixedly connected with a circular block 15, and the outer side of the connection box 9 is provided with a plurality of threaded holes 16 in an annular shape, and a bolt 17 is internally threadedly connected to one of the threaded holes 16 among the plurality of threaded holes 16, and the setting of the bolt 17 plays a fixing effect;

[0023] In this embodiment, specifically: the circular block 15 is threadedly sleeved on the outside of the bolt 17, the front side of one of the front side side plates 2 is fixedly connected with a first motor 18, and the output shaft end of the first motor 18 is fixedly connected with the front end of the first screw rod 3;

[0024] In this embodiment, specifically: two square rods 19 are fixedly connected between the sides of the two side panels 2 that are close to each other, the rectangular seat 4 is slidably sleeved on the outside of the two square rods 19, the bottom of the horizontal plate 6 is fixedly connected to two vertical rods 20, and the top of the connecting box 9 is fixedly connected to two rectangular rods 21, and the rectangular rods 21 are slidably sleeved on the outside of the corresponding vertical rods 20;

[0025] In this embodiment, specifically: the top of the horizontal plate 6 is fixedly connected with a second motor 22, the output shaft end of the second motor 22 is fixedly connected with the top of the second screw 7, the bottom of the side plate 2 and the top of the bottom plate 1 are fixedly connected with two support rods 23, and the top of the bottom plate 1 is fixedly connected with four support blocks 24;

[0026] In this embodiment, specifically: the outer side of the support block 24 is fixedly connected with an electric telescopic rod 25 , the output shaft end of the electric telescopic rod 25 is fixedly connected with an arc block 26 , and the top of the bottom plate 1 is fixedly connected with an arc seat 27 .

[0027] The utility model is at work: when in use, the bellows is placed on the top of the arc seat 27, and then the electric telescopic rod 25 is started. The electric telescopic rod 25 drives the corresponding arc block 26 to move and fix the bellows. When the lateral position of the impact block 12 needs to be adjusted, the first motor 18 is started, and the first motor 18 drives the first screw 3 to rotate. The rotation of the first screw 3 drives the rectangular seat 4 to move. The rectangular seat 4 slides on the outside of the two square rods 19. The rectangular seat 4 drives the horizontal plate 6 to move through the vertical block 5. The horizontal plate 6 drives the connecting box 9 to move. The connecting box 9 drives the impact block 12 to move. When the height of the impact block 12 needs to be adjusted, the second motor 22 is started, and the second motor 22 drives the second screw 7 to rotate. The rotation of the second screw 7 drives the cylinder 8 to move downward. The cylinder 8 drives the connecting box 9 to move downward. The connecting box 9 drives the rectangular rod 21 to slide on the outside of the vertical rod 20. The connecting box 9 drives the impact block 12 to move downward to a suitable position. When an impact resistance test is required 16, the threaded hole 16 is swung open and the impact block 12 is moved downward to the bottom of the cylinder 10, and the impact test is carried out on the cylinder 10. When the impact test is needed again, the circular block 15 is rotated forward to drive the winding roller 10 to rotate, and the winding roller 10 rotates to wind the flexible steel rope 11, and the flexible steel rope 11 lifts the impact block 12, and then the bolt 17 is rotated to align with the corresponding threaded hole 16, so that the impact block 12 is fixed, and the next test can be carried out, thereby forming a corrugated pipe impact resistance test experimental device. During use, it is convenient to perform impact resistance test on the corrugated pipe through the impact block 12 from different heights, and it is convenient to adjust the lateral position of the impact block 12 to perform impact resistance test on different positions of the corrugated pipe, which can effectively test the impact resistance of the corrugated pipe, and has high practicality and high test efficiency.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bellows impact resistance test device, comprising a bottom plate (1), characterized in that: Two side plates (2) are arranged above the bottom plate (1); the sides of the two side plates (2) close to each other are rotatably connected to a same first screw rod (3); the outer side of the first screw rod (3) is threadedly connected to a rectangular seat (4); the bottom of the rectangular seat (4) is fixedly connected to two vertical blocks (5); the bottoms of the two vertical blocks (5) are fixedly connected to a same horizontal plate (6); the bottom of the horizontal plate (6) is rotatably connected to a second screw rod (7); the outer side of the second screw rod (7) is threadedly connected to a cylinder (8); the bottom of the cylinder (8) is fixedly connected to a connection box (9); the inner walls of both sides of the connection box (9) are rotatably connected to a same winding roller (10); a flexible steel rope (11) is wound around and fixed to the outer side of the winding roller (10); the bottom end of the flexible steel rope (11) extends to the bottom of the connection box (9) and is fixedly connected to an impact block (12).

2. The bellows impact resistance test device according to claim 1, characterized in that: The outer fixed sleeve of the winding roller (10) is provided with two annular blocks (13), a circular sleeve (14) is provided below the annular blocks (13), the circular sleeve (14) is slidably sleeved on the outer side of the flexible steel rope (11), and the connection box (9) is fixedly sleeved on the outer side of the circular sleeve (14).

3. The bellows impact resistance test device according to claim 2, characterized in that: The right end of the winding roller (10) extends outside the connection box (9) and is fixedly connected to a circular block (15); a plurality of threaded holes (16) are provided in an annular shape on the outer side of the connection box (9); a bolt (17) is internally threadedly connected to one of the threaded holes (16).

4. The bellows impact resistance test device according to claim 3, characterized in that: The circular block (15) is threadedly sleeved on the outside of the bolt (17), and a first motor (18) is fixedly connected to the front side of one of the front side side plates (2), and the output shaft end of the first motor (18) is fixedly connected to the front end of the first screw rod (3).

5. The bellows impact resistance test device according to claim 4, characterized in that: Two square rods (19) are fixedly connected between the sides of the two side panels (2) that are close to each other, the rectangular seat (4) is slidably sleeved on the outside of the two square rods (19), the bottom of the horizontal plate (6) is fixedly connected to two vertical rods (20), and the top of the connection box (9) is fixedly connected to two rectangular rods (21), and the rectangular rods (21) are slidably sleeved on the outside of the corresponding vertical rods (20).

6. The bellows impact resistance test device according to claim 5, characterized in that: A second motor (22) is fixedly connected to the top of the transverse plate (6); the end of the output shaft of the second motor (22) is fixedly connected to the top of the second screw rod (7); the bottom of the side plate (2) and the top of the bottom plate (1) are fixedly connected to two support rods (23); and the top of the bottom plate (1) is fixedly connected to four support blocks (24).

7. The bellows impact resistance test device according to claim 6, characterized in that: The outer side of the support block (24) is fixedly connected to an electric telescopic rod (25), the output shaft end of the electric telescopic rod (25) is fixedly connected to an arc block (26), and the top of the base plate (1) is fixedly connected to an arc seat (27).

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