Prefabricated cross beam performance test device

Abstract

The utility model relates to the technical field of prefabricated crossing beam tests, and discloses a prefabricated crossing beam performance test device which comprises a bottom plate, a steel frame is fixedly assembled on the top of the bottom plate, a cross beam lower plate is in lap joint with the top of the steel frame, an outer cylinder is fixedly assembled on the top of the cross beam lower plate, and a sliding cylinder is slidably connected to the inner wall of the outer cylinder in a sleeved mode. A cross beam upper plate is fixedly assembled at the top of the sliding barrel, and an inner barrel is fixedly assembled at the bottom of the inner wall of the outer barrel. Through cooperative use of a motor and an L-shaped plate, an electric telescopic rod drives a butt-joint block to move in the direction of a pressing beam, the motor assists in driving the butt-joint block to rotate, so that the side face of the butt-joint block enters the inner wall of a sliding groove, then the motor is used again for driving the butt-joint block to rotate, and thus the outer edge of the butt-joint block is assisted in being in butt joint with the inner wall of a circular groove; and then an electric telescopic rod is used for driving a butt joint block to move, so that the butt joint block is used for driving a pressing beam to move, and an auxiliary device is used for carrying out performance tests on different positions of a crossing beam body.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated span beam testing, in particular to a prefabricated span beam performance testing device. Background Art

[0002] Prefabricated span beams are prefabricated in factories and then transported to the construction site for installation and fixation in the position required by the design. In order to assist the prefabricated span beams to be stably tested after being prefabricated in the factory, a prefabricated span beam performance test device is required.

[0003] During use, the traditional prefabricated cross-beam performance test device places the prefabricated cross-beam on the top of the cross-beam, then places the cross-beam on the top of the steel frame, and places the pressure beam on the top of the cross-beam. Then, the gantry is moved and the hydraulic jack inside the gantry is used to press down on the cross-beam to assist in detecting the performance of the cross-beam. However, the traditional device only overlaps the pressure beam on the top of the cross-beam. Therefore, after testing a certain point of the cross-beam, the position of the pressure beam needs to be manually adjusted, which affects the efficiency of the device. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a prefabricated cross beam performance test device to solve the problems raised by the above background technology.

[0005] The utility model provides the following technical scheme: a prefabricated cross-beam performance test device, comprising a bottom plate, a steel frame is fixedly assembled on the top of the bottom plate, a cross-beam lower plate is overlapped on the top of the steel frame, an outer cylinder is fixedly assembled on the top of the cross-beam lower plate, a sliding cylinder is slidably sleeved on the inner wall of the outer cylinder, an upper cross-beam plate is fixedly assembled on the top of the sliding cylinder, an inner cylinder is fixedly assembled on the bottom of the inner wall of the outer cylinder, and the outer edge of the inner cylinder is slidably sleeved on the inner wall of the sliding cylinder, an L-shaped plate is fixedly assembled on the top of the steel frame, a motor is fixedly assembled on the side of the L-shaped plate, an electric telescopic rod is fixedly sleeved on the output shaft of the motor, a pressure beam is arranged on the side of the electric telescopic rod, a cross-beam body is overlapped on the bottom of the pressure beam, and the bottom of the cross-beam body is overlapped on the top of the cross-beam upper plate, and a gantry is slidably connected to the top of the bottom plate.

[0006] As a preferred technical solution of the utility model, a docking block is fixedly mounted on the side of the electric telescopic rod, a slide groove is opened on the side of the pressure beam, and the shape and size of the inner wall of the slide groove are matched with the shape and size of the outer edge of the docking block.

[0007] As a preferred technical solution of the utility model, an air inlet groove is opened on the top of the inner cylinder, a tympanum is fixedly mounted on the inner wall of the inner cylinder, and the inner wall of the tympanum passes through the inner wall of the air inlet groove and is connected with the inner wall of the slide cylinder.

[0008] As a preferred technical solution of the utility model, a sliding rod is fixedly sleeved on the inner wall of the sliding cylinder, and the outer edge of the sliding rod is slidably sleeved on the inner wall of the inner cylinder.

[0009] As a preferred technical solution of the utility model, a circular groove is provided on the side of the slide groove, and the inner wall of the circular groove is rotatably sleeved with the outer edge of the docking block.

[0010] As a preferred technical solution of the utility model, the number of the crossbeam lower plates is two, and the tops of the two crossbeam lower plates are fixedly equipped with two outer cylinders, the inner walls of the four outer cylinders are slidably sleeved with a sliding cylinder, and the tops of the four sliding cylinders are respectively fixedly assembled with the bottoms of the two crossbeam upper plates.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The prefabricated cross-beam performance test device uses a motor and an L-shaped plate. The electric telescopic rod drives the docking block to move toward the pressure beam, and the motor is used to assist in driving the docking block to rotate, so that the side of the docking block enters the inner wall of the slide groove, and then the motor is used to drive the docking block to rotate again, so as to assist the outer edge of the docking block to dock with the inner wall of the circular groove, and then the electric telescopic rod is used to drive the docking block to move, so as to use the docking block to drive the pressure beam to move, and then the auxiliary device performs performance tests on different positions of the cross-beam body.

[0013] 2. The prefabricated cross-beam performance test device uses a sliding rod and a sliding cylinder in coordination. When the cross-beam body is impacted, the sliding rod drives the sliding cylinder to move toward the inner cylinder, thereby assisting in driving the internal gas of the sliding cylinder to pass through the inner wall of the air intake groove to the inner wall of the eardrum, causing the eardrum to deform, thereby utilizing the outer edge of the eardrum to assist in limiting the outer edge of the sliding rod, thereby assisting in shock absorption for the lower plate of the crossbeam and reducing the impact on the steel frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the front section structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the side section structure of the docking block of the utility model;

[0017] Figure 4 This is a schematic diagram of the front section structure of the outer cylinder of the utility model;

[0018] Figure 5 For this utility model Figure 4 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1. bottom plate; 2. steel frame; 3. lower plate of cross beam; 4. outer cylinder; 5. slide cylinder; 6. upper plate of cross beam; 7. cross beam body; 8. L-shaped plate; 9. motor; 10. electric telescopic rod; 11. docking block; 12. pressure beam; 13. slide groove; 14. circular groove; 15. gantry; 16. slide rod; 17. air intake groove; 18. eardrum; 19. inner cylinder. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-5 A prefabricated cross beam performance test device comprises a bottom plate 1, a steel frame 2 is fixedly mounted on the top of the bottom plate 1, a cross beam lower plate 3 is overlapped on the top of the steel frame 2, an outer cylinder 4 is fixedly mounted on the top of the cross beam lower plate 3, a slide cylinder 5 is slidably sleeved on the inner wall of the outer cylinder 4, a cross beam upper plate 6 is fixedly mounted on the top of the slide cylinder 5, an inner cylinder 19 is fixedly mounted on the bottom of the inner wall of the outer cylinder 4, and the outer edge of the inner cylinder 19 is slidably sleeved on the inner wall of the slide cylinder 5, an L-shaped plate 8 is fixedly mounted on the top of the steel frame 2, a motor 9 is fixedly mounted on the side of the L-shaped plate 8, an electric telescopic rod 10 is fixedly sleeved on the output shaft of the motor 9, and the electric telescopic rod A pressure beam 12 is arranged on the side of 10, and the bottom of the pressure beam 12 is overlapped with the cross beam body 7, and the bottom of the cross beam body 7 is overlapped with the top of the cross beam upper plate 6, and the top of the bottom plate 1 is slidably connected with the gantry 15. Through the cooperation of the outer cylinder 4 and the slide cylinder 5, the outer edge of the slide cylinder 5 is used to slide in the inner wall of the outer cylinder 4, and the outer edge of the inner cylinder 19 is used to assist the limited sliding of the inner wall of the slide cylinder 5, so as to ensure that the moving path of the cross beam upper plate 6 is stably limited, and through the installation of the electric telescopic rod 10 and the motor 9, the electric telescopic rod 10 and the motor 9 are used to drive the docking block 11 to slide and rotate.

[0022] In a preferred embodiment, a docking block 11 is fixedly mounted on the side of the electric telescopic rod 10, a slide groove 13 is opened on the side of the pressure beam 12, and the shape and size of the inner wall of the slide groove 13 are adapted to the shape and size of the outer edge of the docking block 11. By using the slide groove 13 in coordination with the docking block 11, the inner wall of the slide groove 13 and the outer edge of the docking block 11 are used to achieve limited sliding docking.

[0023] In a preferred embodiment, an air inlet groove 17 is opened at the top of the inner cylinder 19, and an eardrum 18 is fixedly installed on the inner wall of the inner cylinder 19, and the inner wall of the eardrum 18 passes through the inner wall of the air inlet groove 17 and is connected with the inner wall of the slide 5. By using the air inlet groove 17 and the eardrum 18 in coordination, the inner wall of the air inlet groove 17 is used to assist the internal gas of the slide 5 to pass through the inner wall of the air inlet groove 17 to the inner wall of the eardrum 18, so that the outer edge of the eardrum 18 is used to assist in limiting the outer edge of the slide rod 16.

[0024] In a preferred embodiment, a slide rod 16 is fixedly sleeved on the inner wall of the slide cylinder 5, and the outer edge of the slide rod 16 is slidably sleeved on the inner wall of the inner cylinder 19. By adding the slide rod 16, the outer edge of the slide rod 16 is utilized to slide in a limited position in the inner wall of the inner cylinder 19, thereby assisting the movement path of the slide cylinder 5 to be stabilized and limited.

[0025] In a preferred embodiment, a circular groove 14 is opened on the side of the slide groove 13, and the inner wall of the circular groove 14 is rotatably connected with the outer edge of the docking block 11. By opening the circular groove 14, the docking block 11 can slide from the inner wall of the slide groove 13 to the inner wall of the circular groove 14, and then the docking block 11 is rotated and moved, so that the docking block 11 is overlapped with the inner wall of the circular groove 14, and the pressure beam 12 is auxiliary driven to adjust its position.

[0026] In a preferred embodiment, the number of the cross-beam lower plates 3 is two, and the tops of the two cross-beam lower plates 3 are fixedly assembled with two outer cylinders 4, the inner walls of the four outer cylinders 4 are slidably sleeved with a sliding cylinder 5, and the tops of the four sliding cylinders 5 are respectively fixedly assembled with the bottoms of the two cross-beam upper plates 6. By adding two cross-beam lower plates 3 and two cross-beam upper plates 6, the two cross-beam lower plates 3 and two cross-beam upper plates 6 can be utilized to assist in the stable placement of the cross-beam body 7, and then the performance test of the cross-beam body 7 is carried out.

[0027] Working principle: when the device is in use, the electric telescopic rod 10 drives the docking block 11 to move in the direction of the pressure beam 12, and uses the motor 9 to assist in driving the docking block 11 to rotate, so that the side of the docking block 11 enters the inner wall of the slide groove 13, and then uses the motor 9 to drive the docking block 11 to rotate again, thereby assisting the outer edge of the docking block 11 to dock with the inner wall of the circular groove 14, and then uses the electric telescopic rod 10 to drive the docking block 11 to move, thereby using the docking block 11 to drive the pressure beam 12 to move, and then the auxiliary device performs performance tests on different positions of the cross-beam body 7. When the cross-beam body 7 is impacted, the sliding rod 16 drives the slide cylinder 5 to move in the direction of the inner cylinder 19, and then assists in driving the internal gas of the slide cylinder 5 to pass through the inner wall of the air intake groove 17 to the inner wall of the tympanic membrane 18, causing the tympanic membrane 18 to deform, thereby using the outer edge of the tympanic membrane 18 to assist in limiting the outer edge of the sliding rod 16, and then assists in shock absorption for the lower plate 3 of the cross beam and reduces the impact on the steel frame 2.

[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 prefabricated cross beam performance test device, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly equipped with a steel frame (2), the top of the steel frame (2) is overlapped with a crossbeam lower plate (3), the top of the crossbeam lower plate (3) is fixedly equipped with an outer cylinder (4), the inner wall of the outer cylinder (4) is slidably sleeved with a slide cylinder (5), the top of the slide cylinder (5) is fixedly equipped with a crossbeam upper plate (6), the bottom of the inner wall of the outer cylinder (4) is fixedly equipped with an inner cylinder (19), and the outer edge of the inner cylinder (19) is slidably sleeved with the inner wall of the slide cylinder (5), the steel frame ( 2) is fixedly mounted with an L-shaped plate (8) on the top, a motor (9) is fixedly mounted on the side of the L-shaped plate (8), an electric telescopic rod (10) is fixedly sleeved on the output shaft of the motor (9), a pressure beam (12) is arranged on the side of the electric telescopic rod (10), the bottom of the pressure beam (12) is overlapped with a cross beam body (7), and the bottom of the cross beam body (7) is overlapped with the top of the cross beam upper plate (6), and the top of the bottom plate (1) is slidably connected with a gantry (15).

2. A prefabricated cross beam performance test device according to claim 1, characterized in that: A docking block (11) is fixedly mounted on the side of the electric telescopic rod (10), a sliding groove (13) is provided on the side of the pressure beam (12), and the shape and size of the inner wall of the sliding groove (13) are matched with the shape and size of the outer edge of the docking block (11).

3. The prefabricated cross beam performance test device according to claim 1, characterized in that: An air inlet groove (17) is provided at the top of the inner cylinder (19), and a tympanum (18) is fixedly mounted on the inner wall of the inner cylinder (19), and the inner wall of the tympanum (18) passes through the inner wall of the air inlet groove (17) and is connected to the inner wall of the slide cylinder (5).

4. The prefabricated cross beam performance test device according to claim 1, characterized in that: The inner wall of the slide cylinder (5) is fixedly sleeved with a slide rod (16), and the outer edge of the slide rod (16) is slidably sleeved with the inner wall of the inner cylinder (19).

5. The prefabricated cross beam performance test device according to claim 2, characterized in that: A circular groove (14) is provided on the side of the slide groove (13), and the inner wall of the circular groove (14) is rotatably sleeved with the outer edge of the docking block (11).

6. The prefabricated cross beam performance test device according to claim 1, characterized in that: There are two crossbeam lower plates (3), and the tops of the two crossbeam lower plates (3) are fixedly mounted with two outer cylinders (4), the inner walls of the four outer cylinders (4) are slidably sleeved with a slide cylinder (5), and the tops of the four slide cylinders (5) are respectively fixedly mounted with the bottoms of the two crossbeam upper plates (6).

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