Impact resistance experiment device for concrete cover plate

Abstract

The utility model discloses a concrete cover plate shock resistance experiment device which comprises a conveying frame and a supporting frame, the supporting frame is arranged outside the conveying frame, a movable frame is arranged on the outer wall of the supporting frame, a first hydraulic cylinder is installed at the top end of the movable frame, and the first hydraulic cylinder extends into the movable frame. A supporting shaft is installed at the bottom end of the first hydraulic cylinder, the surface of the supporting shaft is slidably sleeved with a supporting sleeve, the supporting sleeve is fixedly connected with the movable frame, the supporting shaft extends to the outer portion of the movable frame, and an impact head is installed at the bottom end of the supporting shaft. According to the utility model, the concrete cover plate can be conveniently conveyed and supported, the angle inclined type downward pressing impact can be conveniently carried out, the impact resistance of different positions of the concrete cover plate can be conveniently tested, the rotary multi-position monitoring can be conveniently carried out, and the test accuracy of the impact resistance experiment device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of impact resistance test devices, in particular to a concrete cover plate impact resistance test device. Background Technology

[0002] Concrete, referred to as concrete, is a general term for engineering composite materials that are cemented into a whole by cementitious materials. The term concrete usually refers to cement as a cementitious material, sand and stone as aggregates, and water (which may contain admixtures and additives) in a certain proportion. The cement concrete obtained by mixing is also called ordinary concrete. Concrete has the characteristics of abundant raw materials, low price, and simple production process, so its usage is increasing. At the same time, concrete also has the characteristics of high compressive strength, good durability, and a wide range of strength grades. These characteristics make it very widely used.

[0003] For example, a concrete impact test device disclosed in the authorization announcement number CN219890981U includes an impact test device body, a test head is installed inside the impact test device body, a fixed frame is engaged on the surface of the impact test device body, and an adjustment frame is sleeved on the outer surface of the fixed frame, a first receiving frame is fixedly connected to the outer bottom end of the adjustment frame, and the inner wall of the first receiving frame abuts against a limit plate, and a limit block is fixedly connected to the side of the limit plate;

[0004] Although the utility model realizes that by rotating the push screw, the pull spring can pull the limit plate and the limit block to retract into the interior of the first storage frame, which is convenient for the adjustment frame to move along the surface of the fixed frame, and when the main body of the impact tester is used, the fixed frame and the adjustment frame can increase the protection range to prevent concrete fragments from splashing during the experiment, and the limit plate drives the limit block to pass through the adjustment frame and be inserted into the interior of the fixed frame, which can facilitate the limitation of the fixed frame and the adjustment frame, but it does not solve the problem that the existing impact test device is not conducive to the convenient transportation and support of the concrete cover plate when in use, is not conducive to angle-inclined downward impact, is not conducive to testing the impact resistance of different positions of the concrete cover plate, is not conducive to rotating multi-position monitoring, and affects the accuracy of the impact test device test. Contents of utility model

[0005] The purpose of the utility model is to provide a concrete cover plate impact resistance test device to solve the problem that the impact resistance test device is not convenient for convenient transportation and support of the concrete cover plate, is not convenient for angle-inclined downward impact, is not convenient for testing the impact resistance of different positions of the concrete cover plate, is not convenient for rotating multi-position monitoring, and affects the accuracy of the impact resistance test device test.

[0006] To achieve the above object, the present utility model provides the following technical solution: A concrete cover plate impact resistance experiment device, comprising a conveying frame and a support frame. The outside of the conveying frame is provided with a support frame. An activity frame is arranged on the outer wall of the support frame. A first hydraulic cylinder is installed at the top of the activity frame, and the first hydraulic cylinder extends into the interior of the activity frame. A support shaft is installed at the bottom end of the first hydraulic cylinder. A support sleeve is slidably sleeved on the surface of the support shaft, and the support sleeve is fixedly connected to the activity frame. And the support shaft extends outside the activity frame. An impact head is installed at the bottom end of the support shaft. A support box is installed inside the support frame on one side of the activity frame. A first motor is installed inside the support box. A worm is installed at the output end of the first motor. A rotating shaft is movably installed inside the support box on one side of the first motor, and the rotating shaft extends outside the support box and is connected to the activity frame. A worm gear is sleeved on the surface of the rotating shaft on one side of the worm, and the worm and the worm gear are meshed with each other.

[0007] Preferably, a plurality of activity rollers are arranged inside the conveying frame. Third motors are installed on the outer wall of the conveying frame on one side of the activity rollers, and the output ends of the third motors are all connected to the activity rollers. Slide rails are symmetrically installed at the top of the conveying frame.

[0008] Preferably, a second hydraulic cylinder is installed inside the conveying frame below the impact head. An adjusting rod is installed at the output end of the second hydraulic cylinder. A support platform is installed at the top end of the adjusting rod, and the support platform extends outside the conveying frame.

[0009] Preferably, a C-shaped frame is installed on the outer wall of the conveying frame on one side of the support frame. A connecting frame is installed inside the C-shaped frame. A rotating table is arranged inside the connecting frame. A monitoring camera is installed at the top end of the rotating table.

[0010] Preferably, a second motor is installed on the outer wall of the connecting frame. A first gear is installed at the output end of the second motor. A belt is sleeved on the surface of the first gear.

[0011] Preferably, a second support shaft is movably installed inside the connecting frame on one side of the belt. A second gear is sleeved on the surface of the second support shaft, and the belt extends to the surface of the second gear.

[0012] Preferably, the end of the second support shaft away from the second gear is connected to the rotating table. A first support shaft is movably installed at the end of the connecting frame away from the second support shaft, and the end of the rotating table away from the second support shaft is connected to the first support shaft.

[0013] Preferably, a control panel is installed on the outer wall of the conveying frame above the second hydraulic cylinder. The output end of the control panel is electrically connected to the input ends of the first hydraulic cylinder, the first motor, the second hydraulic cylinder, the second motor, and the third motor.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows: This anti-impact test device not only realizes the convenient transportation and support of the concrete cover plate, facilitates the angle-inclined downward impact, facilitates the testing of the anti-impact capabilities of different positions of the concrete cover plate, facilitates the rotational multi-position monitoring, and improves the accuracy of the anti-impact test device;

[0015] By placing the test concrete cover plate on the top of the conveying frame, driving the movable rollers to rotate by the third motor, and conveying the concrete cover plate by multiple groups of movable rollers. When the concrete cover plate is conveyed to the top of the support table, the third motor is operated to close to stop the conveying of the movable rollers. The second hydraulic cylinder drives the adjusting rod to move, the adjusting rod drives the support table to move, the support table ejects the concrete cover plate from the top of the slide rail, the first hydraulic cylinder drives the support shaft to move, and the support shaft drives the impact head to conduct an impact test on the concrete cover plate. The first hydraulic cylinder is operated to drive the support shaft and the impact head to move back and forth multiple times to conduct multiple impacts on the concrete cover plate to detect the anti-impact capabilities of the concrete cover plate. The first motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the rotating shaft to rotate, the rotating shaft drives the movable frame to rotate, the movable frame drives the first hydraulic cylinder to rotate, and the first hydraulic cylinder drives the impact head to rotate in an angle-adjustable manner through the support shaft, facilitating the angle-inclined impact test on the concrete cover plate, realizing the convenient transportation and support of the anti-impact test device for the concrete cover plate, facilitating the reciprocating impact test, facilitating the angle-inclined downward impact, facilitating the testing of the anti-impact capabilities of different positions of the concrete cover plate, and improving the accuracy of the anti-impact test device;

[0016] The monitoring camera monitors the concrete cover plate during the test to detect whether there are cracks in the concrete cover plate. The second motor drives the first gear to rotate, the first gear drives the belt to move, the belt drives the second gear to rotate, the second gear drives the second support shaft to rotate. With the cooperation of the first support shaft, the second support shaft and the first support shaft drive the rotating table to rotate, and the rotating table drives the monitoring camera to rotate, realizing the convenient monitoring of the anti-impact test device for the concrete cover plate during the test, facilitating the rotational multi-position monitoring, and improving the convenience of the anti-impact test device monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic diagram of the present utility model;

[0018] Figure 2 It is a three-dimensional structure schematic diagram of the rotating shaft of the present utility model;

[0019] Figure 3 It is a front view structure schematic diagram of the present utility model;

[0020] Figure 4Schematic side view sectional structure diagram of the worm of the present utility model;

[0021] Figure 5 Three-dimensional enlarged structure schematic diagram of the first support shaft of the present utility model.

[0022] In the figure: 1, conveying frame; 2, support frame; 3, movable frame; 4, first hydraulic cylinder; 5, support shaft; 6, impact head; 7, C-shaped frame; 8, movable roller; 9, slide rail; 10, support box; 11, rotating shaft; 12, first motor; 13, worm; 14, worm gear; 15, second hydraulic cylinder; 16, adjusting rod; 17, support table; 18, connecting frame; 19, rotating table; 20, monitoring camera; 21, second motor; 22, first gear; 23, belt; 24, second gear; 25, support sleeve; 26, third motor; 27, first support shaft; 28, second support shaft; 29, control panel. Specific embodiments

[0023] To further elaborate on the technical means and effects adopted by the present utility model to achieve the predetermined utility model purpose, the following, in conjunction with the accompanying drawings and preferred embodiments, details the specific embodiments, structures, features and their effects of the present utility model as follows.

[0024] Please refer to Figures 1-5, An embodiment provided by the present utility model: A concrete cover plate impact resistance test device, including a conveying frame 1 and a support frame 2. A support frame 2 is arranged outside the conveying frame 1. A movable frame 3 is arranged on the outer wall of the support frame 2. A first hydraulic cylinder 4 is installed at the top of the movable frame 3. The first hydraulic cylinder 4 plays a role in power output, and the first hydraulic cylinder 4 extends into the interior of the movable frame 3. A support shaft 5 is installed at the bottom end of the first hydraulic cylinder 4. A support sleeve 25 is slidably sleeved on the surface of the support shaft 5, and the support sleeve 25 is fixedly connected to the movable frame 3. And the support shaft 5 extends outside the movable frame 3. An impact head 6 is installed at the bottom end of the support shaft 5. A support box 10 is installed inside the support frame 2 on one side of the movable frame 3. A first motor 12 is installed inside the support box 10. The first motor 12 plays a role in power output. A worm 13 is installed at the output end of the first motor 12. A rotating shaft 11 is movably installed inside the support box 10 on one side of the first motor 12, and the rotating shaft 11 extends outside the support box 10 and is connected to the movable frame 3. A worm gear 14 is sleeved on the surface of the rotating shaft 11 on one side of the worm 13, and the worm 13 and the worm gear 14 are meshed with each other. A plurality of movable rollers 8 are arranged inside the conveying frame 1. Third motors 26 are installed on the outer walls of the conveying frame 1 on one side of the movable rollers 8. The third motors 26 play a role in power output, and the output ends of the third motors 26 are all connected to the movable rollers 8. Slide rails 9 are symmetrically installed at the top of the conveying frame 1. A second hydraulic cylinder 15 is installed inside the conveying frame 1 below the impact head 6. The second hydraulic cylinder 15 plays a role in power output. An adjusting rod 16 is installed at the output end of the second hydraulic cylinder 15. A support table 17 is installed at the top end of the adjusting rod 16, and the support table 17 extends outside the conveying frame 1;

[0025] In use, connect to an external power supply. First, place the test concrete cover plate on the top of the conveying frame 1, and turn on the third motor 26 by operating the control panel 29. Driven by the third motor 26, the movable rollers 8 rotate under the support of the conveying frame 1. Under the sliding support of the slide rails 9, the concrete cover plate is conveyed by multiple groups of movable rollers 8. When the concrete cover plate is conveyed to the top of the support table 17, turn off the third motor 26 by operating it to stop the conveyance of the movable rollers 8. Turn on the second hydraulic cylinder 15 by operating the control panel 29. Driven by the second hydraulic cylinder 15, the adjusting rod 16 moves, and the adjusting rod 16 drives the support table 17 to move. The support table 17 ejects the concrete cover plate from the top of the slide rail 9. Turn on the first hydraulic cylinder 4 by operating the control panel 29. Driven by the first hydraulic cylinder 4, the support shaft 5 moves under the support of the movable frame 3. Under the sliding support of the support shaft 5 and the support sleeve 25, the support shaft 5 drives the impact head 6 to conduct an impact test on the concrete cover plate. Operate the first hydraulic cylinder 4 to drive the support shaft 5 and the impact head 6 to move back and forth multiple times to conduct multiple impacts on the concrete cover plate to detect the impact resistance of the concrete cover plate. Turn on the first motor 12 by operating the control panel 29. Driven by the first motor 12, the worm 13 rotates under the support of the support box 10. Under the meshing action of the worm 13 and the worm gear 14, the worm 13 drives the worm gear 14 to rotate. The worm gear 14 drives the rotating shaft 11 to rotate. The rotating shaft 11 drives the movable frame 3 to rotate. The movable frame 3 drives the first hydraulic cylinder 4 to rotate. The first hydraulic cylinder 4 drives the impact head 6 to rotate in an angle-adjustable manner through the support shaft 5 to facilitate an angle-inclined impact test on the concrete cover plate. It realizes the convenient conveyance and support of the concrete cover plate by the impact resistance test device, facilitates the reciprocating impact test, facilitates the angle-inclined downward impact, facilitates the testing of the impact resistance of different positions of the concrete cover plate, and improves the accuracy of the test by the impact resistance test device;

[0026] On the outer wall of the conveyor frame 1 on one side of the support frame 2, a C-shaped frame 7 is installed. Inside the C-shaped frame 7, a connecting frame 18 is installed. Inside the connecting frame 18, a rotating table 19 is provided. At the top of the rotating table 19, a monitoring camera 20 is installed. On the outer wall of the connecting frame 18, a second motor 21 is installed, which serves as a power output. At the output end of the second motor 21, a first gear 22 is installed. A belt 23 is sleeved on the surface of the first gear 22. Inside the connecting frame 18 on one side of the belt 23, a second support shaft 28 is movably installed. A second gear 24 is sleeved on the surface of the second support shaft 28, and the belt 23 extends to the surface of the second gear 24. One end of the second support shaft 28 away from the second gear 24 is connected to the rotating table 19. Inside the connecting frame 18, at one end away from the second support shaft 28, a first support shaft 27 is movably installed, and one end of the rotating table 19 away from the second support shaft 28 is connected to the first support shaft 27. On the outer wall of the conveyor frame 1 above the second hydraulic cylinder 15, a control panel 29 is installed. The output end of the control panel 29 is electrically connected to the input ends of the first hydraulic cylinder 4, the first motor 12, the second hydraulic cylinder 15, the second motor 21, and the third motor 26;

[0027] By operating the control panel 29 to turn on the monitoring camera 20, the monitoring camera 20 monitors the concrete cover plate during the test to detect whether there are cracks in the concrete cover plate. The monitoring camera 20 feeds the data back to the operation control panel 29, and the operation control panel 29 feeds it back to an external Internet computer for analysis. By operating the control panel 29 to turn on the second motor 21, under the support of the connecting frame 18, the second motor 21 drives the first gear 22 to rotate. The first gear 22 drives the belt 23 to move. The belt 23 drives the second gear 24 to rotate. The second gear 24 drives the second support shaft 28 to rotate. With the cooperation of the first support shaft 27, the second support shaft 28 and the first support shaft 27 drive the rotating table 19 to rotate. The rotating table 19 drives the monitoring camera 20 to rotate, which facilitates the up-and-down rotation monitoring of the monitoring camera 20 and facilitates the multi-position monitoring of the concrete cover plate, realizing the convenient monitoring of the concrete cover plate in the test by the impact resistance test device, facilitating the rotating multi-position monitoring, and improving the convenience of the monitoring of the impact resistance test device.

[0028] Working principle: When in use, with an external power supply, first place the test concrete cover plate on the top of the conveying frame 1. The third motor 26 drives the movable roller 8 to rotate, and multiple groups of movable rollers 8 convey the concrete cover plate. When the concrete cover plate is conveyed to the top of the support platform 17, operate the third motor 26 to turn it off to stop the conveying of the movable roller 8. The second hydraulic cylinder 15 drives the adjusting rod 16 to move, the adjusting rod 16 drives the support platform 17 to move, and the support platform 17 ejects the concrete cover plate from the top of the slide rail 9. The first hydraulic cylinder 4 drives the support shaft 5 to move, and the support shaft 5 drives the impact head 6 to conduct an impact test on the concrete cover plate. Operate the first hydraulic cylinder 4 to drive the support shaft 5 and the impact head 6 to move back and forth multiple times to conduct multiple impacts on the concrete cover plate to detect the impact resistance of the concrete cover plate. The first motor 12 drives the worm 13 to rotate, the worm 13 drives the worm gear 14 to rotate, the worm gear 14 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the movable frame 3 to rotate, the movable frame 3 drives the first hydraulic cylinder 4 to rotate, and the first hydraulic cylinder 4 drives the impact head 6 to rotate in an angle-adjustable manner through the support shaft 5 to facilitate the angle-inclined impact test on the concrete cover plate. The monitoring camera 20 monitors the concrete cover plate during the test to detect whether there are cracks on the concrete cover plate. The second motor 21 drives the first gear 22 to rotate, the first gear 22 drives the belt 23 to move, the belt 23 drives the second gear 24 to rotate, the second gear 24 drives the second support shaft 28 to rotate, the second support shaft 28 and the first support shaft 27 drive the rotating platform 19 to rotate, and the rotating platform 19 drives the monitoring camera 20 to rotate to facilitate the up-and-down rotational monitoring of the monitoring camera 20 to facilitate the multi-position monitoring of the concrete cover plate to complete the use of the impact resistance test device.

[0029] The above is only a preferred embodiment of the present invention, and it is not intended to limit the present invention in any form. Although the present invention has been disclosed above with a preferred embodiment, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to the above-disclosed technical content to form an equivalent embodiment with equivalent changes within the scope of the technical solution of the present invention. However, as long as it does not depart from the content of the technical solution of the present invention, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A concrete cover plate impact resistance test device, comprising a conveying frame (1) and a supporting frame (2), characterized in that: A support frame (2) is arranged outside the conveying frame (1), a movable frame (3) is arranged on the outer wall of the support frame (2), a first hydraulic cylinder (4) is installed at the top of the movable frame (3), and the first hydraulic cylinder (4) extends to the inside of the movable frame (3), a support shaft (5) is installed at the bottom end of the first hydraulic cylinder (4), a support sleeve (25) is slidably sleeved on the surface of the support shaft (5), and the support sleeve (25) is fixedly connected to the movable frame (3), and the support shaft (5) extends to the outside of the movable frame (3), and an impact head (6) is installed at the bottom end of the support shaft (5). A support box (10) is installed inside the support frame (2) on one side of the movable frame (3), a first motor (12) is installed inside the support box (10), a worm (13) is installed at the output end of the first motor (12), a rotating shaft (11) is movably installed inside the support box (10) on one side of the first motor (12), and the rotating shaft (11) extends to the outside of the support box (10) and is connected to the movable frame (3), a worm wheel (14) is sleeved on the surface of the rotating shaft (11) on one side of the worm wheel (13), and the worm wheel (14) is meshed with each other.

2. A concrete cover plate impact resistance test device according to claim 1, characterized in that: A plurality of groups of movable rollers (8) are arranged inside the conveying frame (1), a third motor (26) is installed on the outer wall of the conveying frame (1) on one side of the movable roller (8), and the output end of the third motor (26) is connected to the movable roller (8), and a slide rail (9) is symmetrically installed on the top of the conveying frame (1).

3. A concrete cover plate impact resistance test device according to claim 1, characterized in that: A second hydraulic cylinder (15) is installed inside the conveying frame (1) below the impact head (6), an adjusting rod (16) is installed at the output end of the second hydraulic cylinder (15), a support platform (17) is installed at the top end of the adjusting rod (16), and the support platform (17) extends to the outside of the conveying frame (1).

4. The concrete cover plate impact resistance test device according to claim 1, characterized in that: A C-shaped frame (7) is installed on the outer wall of the conveying frame (1) on one side of the support frame (2), a connecting frame (18) is installed inside the C-shaped frame (7), a rotating table (19) is arranged inside the connecting frame (18), and a monitoring camera (20) is installed on the top of the rotating table (19).

5. A concrete cover plate impact resistance test device according to claim 4, characterized in that: A second motor (21) is mounted on the outer wall of the connecting frame (18), a first gear (22) is mounted on the output end of the second motor (21), and a belt (23) is sleeved on the surface of the first gear (22).

6. A concrete cover plate impact resistance test device according to claim 5, characterized in that: A second support shaft (28) is movably mounted inside the connecting frame (18) on one side of the belt (23); a second gear (24) is sleeved on the surface of the second support shaft (28), and the belt (23) extends to the surface of the second gear (24).

7. A concrete cover plate impact resistance test device according to claim 6, characterized in that: An end of the second support shaft (28) away from the second gear (24) is connected to the rotating table (19); an end of the connecting frame (18) away from the second support shaft (28) is movably mounted with the first support shaft (27); and an end of the rotating table (19) away from the second support shaft (28) is connected to the first support shaft (27).

8. The concrete cover plate impact resistance test device according to claim 3 is characterized by: A control panel (29) is installed on the outer wall of the conveying frame (1) above the second hydraulic cylinder (15), and an output end of the control panel (29) is electrically connected to input ends of the first hydraulic cylinder (4), the first motor (12), the second hydraulic cylinder (15), the second motor (21), and the third motor (26).

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