Concrete waterproof agent trial preparation experimental device
By designing a concrete waterproofing agent trial assembly experimental device with fixed and mobile devices, the problem of inaccurate movement and coating of the sample was solved, and the reliability and accuracy of the experimental data were achieved.
Patent Information
- Application Number
- CN202420736593.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-11
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-11
AI Technical Summary
The traditional concrete waterproofing agent test equipment lacks a fixing mechanism, which causes the sample to move easily when sprayed, affecting the experimental data, and it is difficult to accurately apply to the cracks.
A trial assembly experiment device including placement box, threaded hole, threaded column, clamp, handwheel, positioning pin, fixing frame, guide rod, electric push rod and lead screw were designed to fix and move the sample through these components. , ensure that the waterproofing agent is evenly applied to the cracks.
Effectively fix the sample to prevent displacement, and coat cracks of different lengths through electric push rods and lead screws to ensure the accuracy and comparability of experimental data.
Smart Images
Figure CN222197025U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building materials, and more specifically to a concrete waterproofing agent trial mixing experimental device. Background Art
[0002] Concrete waterproofing agent is a chemical admixture added to cement. When the cement solidifies and hardens, its volume expands, compensating for shrinkage, tensioning steel bars to produce prestress, and fully filling cement gaps. Waterproofing agent is also known as waterproof essence, leak-proof king, leak-proof spirit, a new type of waterproof material, and is divided into organic and inorganic types. It is a new type of high-tech waterproof product. Before the waterproofing agent is used, it is necessary to conduct trial mixing experiments to find the best ratio. However, the traditional adaptation experimental device does not have a fixing mechanism when conducting experiments on concrete specimens, which makes the specimens easy to move when being sprayed, affecting the experimental data; and when using a spraying method, the waterproofing agent is easy to disperse and is not easy to accurately apply to the cracks, affecting the experimental judgment. Utility Model Content
[0003] 1. Technical issues to be solved
[0004] In view of the problems existing in the prior art, the utility model provides a concrete waterproofing agent trial mixing experimental device to solve the technical problem that the traditional adaptation experimental device mentioned in the background technology does not have a fixing mechanism when conducting experiments on concrete samples, which causes the samples to move easily when being sprayed, affecting the experimental data.
[0005] (II) Technical solution
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete waterproofing agent trial mixing experimental device, comprising a test bench, a placement box is fixedly provided on the upper end surface of the test bench, a plurality of the placement boxes are provided and are arranged linearly, threaded holes are provided on the outer wall of the placement box and on both the front and rear sides, threaded columns are provided inside the threaded holes, one end of the threaded columns passes through the threaded holes and is rotatably provided with a clamping block, and the other end is provided with a hand wheel, a circular hole is provided on the hand wheel, and a positioning pin is slidably provided inside the circular hole, corresponding positioning holes are provided on the placement box, a plurality of positioning holes are provided and are arranged in a circular shape, one end of the positioning pin is located inside the positioning hole, a moving device is provided at the lower end of the test bench, the moving device comprises a fixed frame, guide rods are provided inside and on both sides of the fixed frame, guide holes are provided at both ends of the test bench, the guide holes are slidably installed with the guide rods, and a scraping device is provided at the upper end of the fixed frame.
[0007] The utility model is further configured such that the scraping device includes a support frame, a plurality of support frames are provided, and the lower ends of the support frames are fixedly connected to the fixing frame, the upper end faces of the support frames are provided with electric push rods, the output ends of the electric push rods pass through the support frames and are provided with transfer boxes, the lower end faces of the transfer boxes are fixedly provided with connecting frames, and the interiors of the connecting frames are rotatably provided with brush rollers to facilitate scraping the waterproofing agent on the upper end of the sample.
[0008] The utility model is further configured such that the upper end surface of the support frame is provided with a liquid storage tank, the lower end of the liquid storage tank is provided with a hose, the other end of the hose passes through the support frame and is connected with the transfer box, the lower end surface of the transfer box is provided with a liquid outlet pipe, and the liquid outlet pipe is located at the upper end of the brush roller to facilitate the waterproofing agent to enter the transfer box.
[0009] The utility model is further configured as follows: a lead screw is rotatably provided inside the fixing frame and located in the middle position, a motor is provided at one end of the lead screw and located on the outer wall of the fixing frame, a moving block is fixedly provided on the lower end surface of the test bench and located in the middle position, and the lead screw is threadedly connected to the moving block to facilitate moving the concrete sample on the test bench.
[0010] The utility model is further configured such that the other ends of the positioning pins pass through the circular holes and are fixedly provided with pull blocks, and connecting springs are fixedly provided between the pull blocks and the hand wheel to facilitate pushing the positioning pins into the positioning holes.
[0011] The utility model is further configured such that the support frame and the brush roller are both located just above the placement box, so as to facilitate even coating of the waterproofing agent on the upper end of the sample plate on the crack.
[0012] The utility model is further configured that support plates are provided on the outer walls of the liquid storage tank, and the lower ends of the support plates are fixedly connected to the support frames, so as to facilitate supporting the liquid storage tank.
[0013] The utility model is further configured that a micro pump body is provided on the hose to facilitate the waterproofing agent to enter the transfer box.
[0014] (III) Beneficial effects
[0015] Compared with the prior art, the utility model provides a concrete waterproofing agent trial mixing experimental device, which has the following beneficial effects:
[0016] 1. By setting a placement box, threaded holes, threaded columns, clamps, handwheels, circular holes, positioning pins, positioning holes and connecting springs, the user can rotate the threaded column by turning the handwheel to drive the clamp to move, adjust the distance between the clamps, and then fix concrete templates of different sizes. After fixation, the connecting spring will push one end of the positioning pin into the positioning hole to limit the handwheel for easy use.
[0017] 2. By setting up a support frame, an electric push rod, a transfer box, a connecting frame, a brush roller, a liquid storage tank, a hose and a liquid outlet pipe, when conducting a practical experiment, the user can pre-add waterproofing agents of different proportions into the liquid storage tank, and then open the micro pump body to allow it to enter the transfer box through the hose, and flow to the brush roller through the liquid outlet pipe, so as to seal cracks of the same specifications on the sample, which is convenient for later experimental comparison.
[0018] 3. By setting a fixed frame, a guide rod, a guide hole, a screw, a motor and a moving block, the user can control the motor to rotate the screw, so that the screw drives the test bench and the concrete sample to move through the moving block, and then the cracks of different lengths are coated, which is convenient for the later observation of the experimental data to check the most suitable ratio of waterproofing agent and water. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 It is an overall schematic diagram of a concrete waterproofing agent trial preparation experimental device in an unused state;
[0020] Figure 2 It is a schematic diagram of the installation of the threaded column, hand wheel, clamp block, positioning pin, connecting spring and pull block on the placement box;
[0021] Figure 3 It is a schematic diagram of the installation of the electric push rod, transfer box, connecting frame, brush roller, liquid storage tank, hose, liquid outlet pipe and micro pump body;
[0022] Figure 4 This is a schematic diagram of the installation of the test bench, lead screw, motor and moving block on the fixed frame;
[0023] Figure 5 This is a schematic diagram of the installation of the transfer box, connecting frame, brush roller and liquid outlet pipe on the electric linear actuator.
[0024] In the figure: 1. test bench; 2. placement box; 3. threaded hole; 4. threaded column; 5. clamping block; 6. hand wheel; 7. circular hole; 8. positioning pin; 9. positioning hole; 10. fixing frame; 11. guide rod; 12. guide hole; 13. support frame; 14. electric push rod; 15. transfer box; 16. connecting frame; 17. brush roller; 18. liquid storage tank; 19. hose; 20. liquid outlet pipe; 21. screw; 22. motor; 23. moving block; 24. pulling block; 25. connecting spring; 26. support plate; 27. micro pump body. DETAILED DESCRIPTION
[0025] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.
[0026] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.
[0027] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.
[0028] See also Figure 1-5 A concrete waterproofing agent test device comprises a test bench 1, a placement box 2 is fixedly arranged on the upper end surface of the test bench 1, a plurality of placement boxes 2 are provided and are arranged linearly, threaded holes 3 are provided on the outer wall of the placement box 2 and on both the front and rear sides, threaded columns 4 are provided inside the threaded holes 3, one end of the threaded columns 4 passes through the threaded holes 3 and is rotatably provided with a clamping block 5, and a hand wheel 6 is provided at the other end, a circular hole 7 is provided on the hand wheel 6, a positioning pin 8 is slidably provided inside the circular hole 7, and a positioning hole 9 is correspondingly provided on the placement box 2, and the positioning hole 9 is provided with multiple and arranged in a circular shape, one end of the locating pin 8 is located inside the locating hole 9, a moving device is provided at the lower end of the test bench, the moving device includes a fixed frame 10, guide rods 11 are provided inside and on both sides of the fixed frame 10, guide holes 12 are provided at both ends of the test bench 1, the guide holes 12 and the guide rods 11 are slidably installed, a scraping device is provided at the upper end of the fixed frame 10, the other ends of the locating pins 8 pass through the circular hole 7 and are fixedly provided with a pull block 24, and a connecting spring 25 is fixedly provided between the pull block 24 and the hand wheel 6.
[0029] In this embodiment, the scraping device includes a support frame 13, which is provided with multiple support frames 13, and the lower ends of which are fixedly connected to the fixed frame 10, the upper end surfaces of the support frames 13 are provided with electric push rods 14, the output ends of the electric push rods 14 pass through the support frame 13 and are provided with a transfer box 15, the lower end surfaces of the transfer box 15 are fixedly provided with connecting frames 16, and the interior of the connecting frames 16 is rotatably provided with brush rollers 17, the upper end surfaces of the support frames 13 are provided with liquid storage tanks 18, the lower ends of the liquid storage tanks 18 are provided with hoses 19, the other ends of the hoses 19 pass through the support frames 13 and are connected to the transfer box 15, the lower end surfaces of the transfer box 15 are provided with liquid outlet pipes 20, the liquid outlet pipes 20 are located at the upper end of the brush rollers 17, the support frames 13 and the brush rollers 17 are located at the upper end of the placement box 2, the outer walls of the liquid storage tanks 18 are provided with support plates 26, and the lower ends of the support plates 26 are fixedly connected to the support frame 13.
[0030] More specifically, the user can rotate the threaded column 4 by turning the hand wheel 6 to drive the clamp 5 to move, thereby clamping and fixing concrete samples of different sizes to prevent displacement during the experiment and affect the later experimental results. When conducting actual mixing experiments, the user can add waterproofing agents of different proportions into the liquid storage tank 18 in advance, and then open the micro pump body 27 to allow it to enter the transfer box 15 through the hose 19, and flow to the brush roller 17 through the liquid outlet pipe 20, so as to facilitate the scraping of the waterproofing agent on the sample, and then seal the cracks of the same specifications on the upper end thereof, so as to facilitate later experimental comparisons.
[0031] See also Figure 1 and Figure 4 As an implementation method for moving the concrete sample at the upper end of the test bench 1: a screw 21 is rotatably provided inside the fixed frame 10 and located in the middle position, a motor 22 is provided at one end of the screw 21 and located on the outer wall of the fixed frame 10, and a moving block 23 is fixedly provided on the lower end surface of the test bench 1 and located in the middle position, and the screw 21 is threadedly connected to the moving block 23.
[0032] Specifically, the user can control the motor 22 to rotate the lead screw 21, so that the lead screw 21 drives the concrete sample to move, and then evenly scrapes the waterproofing agent on the upper end thereof, which is convenient for later experimental comparison.
[0033] Please refer to Figure 3 As a further implementation method for allowing waterproofing agents of different proportions to enter the transfer box 15 : a micro pump body 27 is provided on the hose 19 .
[0034] Specifically, the user can open the micro pump body 27 to allow the waterproofing agent to enter the transfer box 15 and discharge it through the liquid outlet pipe 20 so that it falls on the brush roller 17 to facilitate subsequent scraping and coating.
[0035] In summary, when the overall device is in use: the user can first add concrete samples with cracks of the same specifications into the placement box 2, and then rotate the hand wheel 6 to rotate the threaded column 4, so that it drives the clamping block 5 to move, adjust the distance between the clamping blocks 5, and then fix the concrete samples of different sizes. After fixation, the connecting spring 25 will push one end of the positioning pin 8 into the positioning hole 9 to limit the hand wheel 6. When conducting the actual mixing experiment, waterproofing agents of different proportions can be added to the liquid storage tank 1 in advance. 8, then open the micro pump body 27 to allow the liquid to enter the transfer box 15 through the hose 19, and flow to the brush roller 17 through the liquid outlet pipe 20, and then control the electric push rod 14 to make the brush roller 17 contact with the gap on the sample, and finally control the motor 22 to rotate the screw 21, so that the screw 21 drives the test bench 1 and the concrete sample to move through the moving block 23, and then the cracks of different lengths are coated, which is convenient for the later observation of the experimental data to check the most suitable ratio of waterproofing agent and water for easy use.
[0036] When the template needs to be fixed, the user can first add concrete templates with cracks of the same specifications into the placement box 2, and then rotate the handwheel 6 to rotate the threaded column 4 to drive the clamping block 5 to move, adjust the distance between the clamping blocks 5, and then fix concrete templates of different sizes. After fixation, the connecting spring 25 will push one end of the positioning pin 8 into the positioning hole 9 to limit the handwheel 6.
[0037] When conducting actual mixing experiments, the user can add waterproofing agents of different proportions into the liquid storage tank 18 in advance, and then open the micro pump body 27 to allow it to enter the transfer box 15 through the hose 19, and flow to the brush roller 17 through the liquid outlet pipe 20, so as to seal cracks of the same specifications on the sample, which is convenient for subsequent experimental comparison.
[0038] When the concrete sample needs to be moved, the motor 22 can be controlled to rotate the lead screw 21, so that the lead screw 21 drives the test bench 1 and the concrete sample to move through the moving block 23, thereby coating cracks of different lengths.
[0039] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.
Claims
1. A concrete waterproofing agent trial mixing experimental device, comprising a test bench (1), characterized in that: A placement box (2) is fixedly provided on the upper end surface of the test bench (1), and the placement boxes (2) are provided in plurality and arranged in a linear manner. Threaded holes (3) are provided on the outer wall of the placement box (2) and on both the front and rear sides. Threaded columns (4) are provided inside the threaded holes (3). One end of the threaded column (4) passes through the threaded hole (3) and is provided with a clamping block (5) for rotation. The other end is provided with a hand wheel (6). A circular hole (7) is provided on the hand wheel (6). A positioning pin (8) is provided inside the circular hole (7) for sliding. The placement box ( 2) is provided with a corresponding positioning hole (9), the positioning holes (9) are provided in plurality and are arranged in a circular shape, one end of the positioning pin (8) is located inside the positioning hole (9), the lower end of the test bench is provided with a moving device, the moving device includes a fixed frame (10), the fixed frame (10) is provided with a guide rod (11) inside and on both sides, the two ends of the test bench (1) are provided with a guide hole (12), the guide hole (12) and the guide rod (11) are slidably installed, and the upper end of the fixed frame (10) is provided with a scraping device.
2. A concrete waterproofing agent trial mixing experimental device according to claim 1, characterized in that: The scraping device comprises a support frame (13), wherein a plurality of support frames (13) are provided, and the lower ends of the support frames (13) are fixedly connected to the fixing frame (10), the upper end surfaces of the support frames (13) are provided with electric push rods (14), the output ends of the electric push rods (14) pass through the support frames (13) and are provided with transfer boxes (15), the lower end surfaces of the transfer boxes (15) are fixedly provided with connecting frames (16), and the interiors of the connecting frames (16) are rotatably provided with brush rollers (17).
3. A concrete waterproofing agent trial mixing experimental device according to claim 2, characterized in that: The upper end surface of the support frame (13) is provided with a liquid storage tank (18), the lower end of the liquid storage tank (18) is provided with a hose (19), the other end of the hose (19) passes through the support frame (13) and is communicated with the transfer box (15), the lower end surface of the transfer box (15) is provided with a liquid outlet pipe (20), and the liquid outlet pipe (20) is located at the upper end of the brush roller (17).
4. A concrete waterproofing agent trial mixing experimental device according to claim 1, characterized in that: A lead screw (21) is rotatably provided inside the fixing frame (10) and located in the middle position. A motor (22) is provided at one end of the lead screw (21) and located on the outer wall of the fixing frame (10). A moving block (23) is fixedly provided on the lower end surface of the test bench (1) and located in the middle position. The lead screw (21) is threadedly connected to the moving block (23).
5. The concrete waterproofing agent trial mixing experimental device according to claim 1, characterized in that: The other ends of the positioning pins (8) pass through the circular holes (7) and are fixed with pull blocks (24), and a connecting spring (25) is fixed between the pull blocks (24) and the hand wheel (6).
6. A concrete waterproofing agent trial mixing experimental device according to claim 2, characterized in that: The support frame (13) and the brush roller (17) are both located at the upper end of the placement box (2).
7. A concrete waterproofing agent trial mixing experimental device according to claim 3, characterized in that: A support plate (26) is provided on the outer wall of the liquid storage box (18), and the lower end of the support plate (26) is fixedly connected to the support frame (13).
8. The concrete waterproofing agent trial mixing experimental device according to claim 3, characterized in that: A micro pump body (27) is provided on the hose (19).