Portable concrete slump detector

Abstract

The utility model relates to the technical field of concrete detection, in particular to a portable concrete slump detector which comprises a detection bottom plate, a measuring cylinder is arranged on the upper side of the detection bottom plate, a first connecting block is fixedly connected to the left side of the detection bottom plate, and a second connecting block is rotatably connected to the upper end of the first connecting block. A measuring mechanism is arranged on the upper side of the second connecting block and comprises an electric cylinder, a supporting frame, a supporting block, a vibrating motor, a vibrating rod, an infrared sensor and a data processing unit, and the electric cylinder is fixedly installed at the upper end of the second connecting block; the concrete slump degree is detected through the infrared sensor, the data processing unit receives and processes measurement data of the infrared sensor, outputs a concrete slump value and rapidly and accurately detects the concrete slump degree, the detection efficiency and precision are improved, meanwhile, the two sets of mounting plates are rotated towards the inner side, the electric cylinder is rotated towards the right side, and the equipment is folded. And therefore, the equipment can be conveniently moved and transported.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete detection, in particular to a portable concrete slump detector. Background Art

[0002] Concrete refers to the general term of engineering composite materials in which aggregate is cemented into a whole by cementitious materials. It is cement concrete obtained by mixing cement, sand, stone and water in a certain proportion. During the use of concrete, it is necessary to detect the slump of concrete.

[0003] Among them, the utility model patent with publication number CN210222021U discloses a portable concrete slump detector, including a main body. A funnel is connected to the top end of the main body, and a handle plate is installed on the outer wall of the main body. A tamping rod is arranged inside the handle plate, and a connecting head is connected to the bottom end of the tamping rod. A slot is arranged outside the connecting head, and a support plate is fixedly connected to the outside of the slot. A lifting and stabilizing mechanism is sleeved outside the main body, and a clamping mechanism is installed on one side of the lifting and stabilizing mechanism. In the utility model, under the action of the clamping mechanism, by applying force to the clamping plate towards the side of the first spring by hand, the clamping plate can move along with the slider in the chute towards the side of the first spring, so that the first spring deforms, and the tamping rod is loosened. The tamping rod can be drawn out from between the clamping plate and its fixing block, which is convenient for the tamping rod to be drawn out through this setting when work requires, and it is also convenient for the main body to carry the tamping rod with it, facilitating the measurement work of concrete slump.

[0004] During the process of detecting concrete by this device, it is necessary for the staff to manually measure the slump of concrete. This method is complex in operation, with low measurement accuracy and low detection efficiency. At present, there are certain automated concrete measurement devices on the market, but these devices are large in volume, inconvenient to carry, and not suitable for rapid detection at the construction site.

[0005] Therefore, it is very necessary to invent a portable concrete slump detector to solve the above problems. Content of the Utility Model

[0006] The purpose of the utility model is to provide a portable concrete slump detector to solve the problems that in the technology, the staff manually measures the slump of concrete, this method is complex in operation, with low measurement accuracy and low detection efficiency. At present, there are certain automated concrete measurement devices on the market, but these devices are large in volume, inconvenient to carry, and not suitable for rapid detection at the construction site.

[0007] To achieve the above object, the present utility model provides the following technical solution: A portable concrete slump detector, including a detection bottom plate, on the upper side of the detection bottom plate is provided a measuring cylinder, on the left side of the detection bottom plate is fixedly connected a first connecting block, the upper end of the first connecting block is rotatably connected to a second connecting block, on the upper side of the second connecting block is provided a measuring mechanism, the measuring mechanism includes an electric cylinder, a support frame, a support block, a vibration motor, a vibrating rod, an infrared sensor and a data processing unit, and the electric cylinder is fixedly installed at the upper end of the second connecting block.

[0008] By adopting the above technical solution, the measuring cylinder is placed on the upper surface of the detection bottom plate for placing concrete, the output end of the vibration motor drives the vibrating rod to vibrate the concrete inside the measuring cylinder to level the concrete inside the measuring cylinder, the infrared sensor is used to detect the slump of the concrete, and the data processing unit processes the detected data.

[0009] Optionally, the support block is rotatably connected to the middle of the support frame, and the support block is fixedly connected to the telescopic rod in the electric cylinder.

[0010] By adopting the above technical solution, the telescopic rod of the electric cylinder drives the support frame to lift, and at the same time, the middle part of the support frame rotates around the support block.

[0011] Optionally, the right end of the support frame is rotatably connected to a first mounting plate, and the left end of the support frame is rotatably connected to a second mounting plate.

[0012] By adopting the above technical solution, the first mounting plate rotates around the right end of the support frame, and the second mounting plate rotates around the left end of the support frame.

[0013] Optionally, the vibration motor is fixedly installed on the upper surface of the first mounting plate, and the upper end of the vibrating rod is fixedly connected to the output end of the vibration motor.

[0014] By adopting the above technical solution, the output of the vibration motor drives the vibrating rod to vibrate the concrete inside the measuring cylinder.

[0015] Optionally, the infrared sensor is fixedly connected to the lower surface of the second mounting plate, and the data processing unit is fixedly connected to the upper surface of the second mounting plate.

[0016] By adopting the above technical solution, the infrared sensor detects the slump of the concrete.

[0017] Optionally, a first screw penetrates through the inside of the left end of the first mounting plate and the right end of the support frame, the front end of the first screw is threadedly connected to a first nut, a second screw penetrates through the inside of the right end of the second mounting plate and the left end of the support frame, and the front end of the second screw is threadedly connected to a second nut.

[0018] By adopting the above technical solution, the first nut and the first screw are locked to lock and fix the first mounting plate and the support frame, and the second nut and the second screw are locked to lock and fix the second mounting plate and the support frame.

[0019] Optionally, a third screw penetrates through the first connecting block and the second connecting block, and a third nut is threadedly connected to the front end of the third screw.

[0020] By adopting the above technical solution, the second connecting block rotates around the first connecting block, and the third nut and the third screw are locked to lock and fix the first connecting block and the second connecting block.

[0021] Optionally, a circular scale is provided on the upper surface of the detection bottom plate.

[0022] By adopting the above technical solution, the circular scale is used to observe the spread of concrete slump.

[0023] In the above technical solution, the technical effects and advantages provided by the present utility model are as follows:

[0024] 1. The present utility model detects the concrete slump through an infrared sensor. The data processing unit is connected to the infrared sensor, receives and processes the measurement data of the sensor, and outputs the concrete slump value, effectively realizing the rapid and accurate detection of the concrete slump, improving the detection efficiency and accuracy, and reducing the operation difficulty and cost.

[0025] 2. The present utility model rotates the first mounting plate downward around the right end of the support frame, rotates the second mounting plate downward around the left end of the support frame, then rotates the second connecting block around the first connecting block, and further rotates the electric cylinder to the right to fold it, folding the whole device, which is convenient for carrying and transporting the device and for use at the construction site. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0027] Figure 2 is a schematic diagram of the structure of the detection bottom plate of the present utility model Figure 1 (when the electric cylinder is in the unfolded state);

[0028] Figure 3 is a schematic diagram of the structure of the detection bottom plate of the present utility model Figure 2 (when the electric cylinder is in the folded state);

[0029] Figure 4 is a schematic diagram of the structure of the support frame of the present utility model Figure 1 (when the mounting plate is in the unfolded state);

[0030] Figure 5 Schematic diagram of the support frame structure of the present utility model Figure 2 (when the mounting plate is in the folded state).

[0031] Explanation of reference numerals:

[0032] 1. Detection base plate; 11. Ring scale; 12. First connection block; 13. Second connection block; 14. Electric cylinder; 2. Support frame; 21. Support block; 22. First mounting plate; 23. Vibration motor; 24. Vibrating rod; 25. Second mounting plate; 26. Infrared sensor; 27. Data processing unit. Specific embodiments

[0033] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the present utility model will be further introduced in detail below in conjunction with the accompanying drawings.

[0034] The present utility model provides a portable concrete slump detector as shown in Figures 1 to 3 which includes a detection base plate 1. A measuring cylinder is arranged on the upper side of the detection base plate 1. A ring scale 11 is arranged on the upper surface of the detection base plate 1. A first connection block 12 is fixedly connected to the left side of the detection base plate 1. The upper end of the first connection block 12 is rotatably connected to a second connection block 13. A third screw penetrates through the first connection block 12 and the second connection block 13. The front end of the third screw is threadedly connected to a third nut. A measuring mechanism is arranged on the upper side of the second connection block 13. The measuring mechanism includes an electric cylinder 14, a support frame 2, a support block 21, a vibration motor 23, a vibrating rod 24, an infrared sensor 26 and a data processing unit 27. The electric cylinder 14 is fixedly installed at the upper end of the second connection block 13.

[0035] Among them, the data processing unit 27 is connected to the infrared sensor 26, receives and processes the measurement data of the infrared sensor 26, outputs the concrete slump value. At the same time, a wireless communication module is arranged inside the data processing unit 27 to transmit the measurement data to a mobile device or a cloud platform in real time, realizing remote monitoring and data sharing.

[0036] Specifically, place the measuring cylinder on the surface of the detection base plate 1, then pour the concrete sample into the measuring cylinder. Then, the electric cylinder 14 raises the support frame 2 and rotates the vibrating rod 24 to the upper side of the measuring cylinder. Then, the electric cylinder 14 lowers the support frame 2 and sends the vibrating rod 24 into the measuring cylinder. The output end of the vibration motor 23 drives the vibrating rod 24 to vibrate and compact the concrete inside. Then, the electric cylinder 14 raises the support frame 2 and rotates the vibrating rod 24 to the side. At this time, lift the measuring cylinder, then rotate the infrared sensor 26 to the upper side of the concrete sample to detect the slump height of the concrete sample, and transmit the data to the inside of the data processing unit 27. The data processing unit 27 processes the measurement data according to a preset algorithm and outputs the concrete slump value.

[0037] Refer to Figure 4 and Figure 5 The support block 21 is rotatably connected to the middle part of the support frame 2. The support block 21 is fixedly connected to the telescopic rod in the electric cylinder 14. The right end of the support frame 2 is rotatably connected with a first mounting plate 22, and the left end of the support frame 2 is rotatably connected with a second mounting plate 25. A first screw penetrates through the inside of the right end of the support frame 2 and the left end of the first mounting plate 22, and the front end of the first screw is threadedly connected with a first nut. A second screw penetrates through the inside of the left end of the support frame 2 and the right end of the second mounting plate 25, and the front end of the second screw is threadedly connected with a second nut. The vibration motor 23 is fixedly installed on the upper surface of the first mounting plate 22. The upper end of the vibrating rod 24 is fixedly connected to the output end of the vibration motor 23. The infrared sensor 26 is fixedly connected to the lower surface of the second mounting plate 25. The data processing unit 27 is fixedly connected to the upper surface of the second mounting plate 25.

[0038] In addition, when the equipment needs to be transported, loosen the first screw and the second screw. At this time, rotate the two groups of mounting plates inward to fold them. Then loosen the third screw and rotate the electric cylinder 14 to the right so that the electric cylinder 14 is close to the detection bottom plate 1 to fold the equipment, thereby facilitating the movement and transportation of the equipment.

[0039] The working principle of the present utility model: The infrared sensor 26 is used to detect the slump of concrete. The data processing unit 27 is connected to the infrared sensor 26, receives and processes the measurement data of the infrared sensor 26, and outputs the concrete slump value, effectively realizing the rapid and accurate detection of the concrete slump, improving the detection efficiency and accuracy, reducing the operation difficulty and cost. At the same time, rotate the two groups of mounting plates inward and rotate the electric cylinder 14 to the right to fold the equipment, thereby facilitating the movement and transportation of the equipment.

[0040] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art of this industry should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only the preferred examples of the present utility model and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A portable concrete slump tester, comprising a test base plate (1), characterized in that: A measuring cylinder is arranged on the upper side of the detection base plate (1); a first connecting block (12) is fixedly connected to the left side of the detection base plate (1); a second connecting block (13) is rotatably connected to the upper end of the first connecting block (12); a measuring mechanism is arranged on the upper side of the second connecting block (13); the measuring mechanism comprises an electric cylinder (14), a support frame (2), a support block (21), a vibration motor (23), a vibrating rod (24), an infrared sensor (26) and a data processing unit (27); the electric cylinder (14) is fixedly mounted on the upper end of the second connecting block (13).

2. A portable concrete slump detector according to claim 1, characterized in that: The support block (21) is rotatably connected to the middle portion of the support frame (2), and the support block (21) is fixedly connected to the telescopic rod in the electric cylinder (14).

3. A portable concrete slump detector according to claim 1, characterized in that: The right end of the support frame (2) is rotatably connected to a first mounting plate (22), and the left end of the support frame (2) is rotatably connected to a second mounting plate (25).

4. A portable concrete slump detector according to claim 3, characterized in that: The vibration motor (23) is fixedly mounted on the upper surface of the first mounting plate (22), and the upper end of the vibrating rod (24) is fixedly connected to the output end of the vibration motor (23).

5. A portable concrete slump detector according to claim 3, characterized in that: The infrared sensor (26) is fixedly connected to the lower surface of the second mounting plate (25), and the data processing unit (27) is fixedly connected to the upper surface of the second mounting plate (25).

6. A portable concrete slump detector according to claim 3, characterized in that: A first screw is inserted through the right end of the support frame (2) and the left end of the first mounting plate (22), and a first nut is threadedly connected to the front end of the first screw. A second screw is inserted through the left end of the support frame (2) and the right end of the second mounting plate (25), and a second nut is threadedly connected to the front end of the second screw.

7. A portable concrete slump detector according to claim 1, characterized in that: A third screw penetrates the interior of the first connecting block (12) and the second connecting block (13), and a third nut is threadedly connected to the front end of the third screw.

8. A portable concrete slump detector according to claim 1, characterized in that: The upper surface of the detection base plate (1) is provided with an annular scale (11).

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