Equipment for detecting impact resistance and wear resistance of spillway concrete surface
By using angle adjustment mechanism and height adjustment mechanism, the problem that existing equipment cannot flexibly adjust the tilt angle and accurately adjust the sensor position has been solved, thus achieving accuracy and precision in the detection of the impact resistance and wear resistance of the concrete surface of the spillway.
Patent Information
- Application Number
- CN202521174883.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-06-09
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-06-09
AI Technical Summary
Existing testing equipment for the impact and abrasion resistance of spillway concrete surfaces cannot freely adjust the tilt angle of the testing equipment or precisely adjust the position of the sensors, which affects the accuracy and precision of the test results.
The device employs an angle adjustment mechanism and a height adjustment mechanism, using a cylinder, gear, and lead screw slider structure to flexibly adjust the tilt angle of the detection equipment and the position of the sensor, ensuring good contact between the equipment and the concrete surface and precise control of the sensor distance.
This improves the fit between the testing equipment and the concrete surface, as well as the accuracy of the sensor position, ensuring the accuracy and precision of the test results.
Smart Images
Figure CN223692186U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to concrete surface detection technical field, concretely is a spillway concrete surface anti -erosion wear resistance detection equipment. BACKGROUND
[0002] The spillway is an important building for discharging flood in water conservancy engineering, and its concrete surface bears the scouring of high-speed water flow, the abrasion of carried silt and possible cavitation effect for a long time. These complex hydraulic conditions put high requirements on the anti-erosion and wear resistance of the concrete surface to ensure the safe operation and long service life of the spillway. For some newly built water conservancy projects, the device can be used to detect the anti-erosion and wear resistance of the concrete surface in real time and control the quality during construction, which helps to improve the construction quality and durability of the concrete. With the continuous development of water conservancy construction and the increasing requirements for engineering safety, the detection device has broad application prospect and market demand.
[0003] However, the existing spillway concrete surface anti-erosion and wear resistance detection equipment still has some problems in use:
[0004] Firstly, the inclination angle of the existing detection equipment is generally fixed, and the spillway concrete surface has a slope. The detection equipment with fixed inclination angle is often difficult to fit the surface for detection, which affects the accuracy of the detection result of the detection equipment.
[0005] Secondly, the distance between the ultrasonic sensor in the existing detection device and the concrete surface is also important. The existing device cannot accurately adjust the position of the sensor, and cannot keep the sensor at a suitable distance from the concrete surface, which also affects the detection accuracy. Utility model content
[0006] In order to solve the problem that the existing detection equipment cannot freely adjust the inclination angle of the detection equipment and accurately adjust the position of the sensor; the utility model aims to provide a spillway concrete surface anti-erosion and wear resistance detection equipment.
[0007] To solve the above technical problems, the utility model discloses the following technical scheme: a kind of spillway concrete surface resistance to impact and wear resistance detection equipment, including support frame, the inside damping rotation of support frame is connected with frame, one side of support frame is equipped with angle adjusting mechanism, the inside fixed mounting of frame is equipped with positioning shell, the inside of positioning shell is equipped with moving plate, the inside of positioning shell is equipped with height adjusting mechanism, the upper surface of moving plate is fixed with servo motor and is equipped with mounting piece and ultrasonic detector body in sequence in the output end of servo motor, angle adjusting mechanism includes support shell, the inner wall of support shell is fixed with cylinder, and the output end of cylinder is fixedly connected with rack, the outer surface of rack is engaged with first gear, the inner cavity of support shell is rotatably connected with round bar, first gear is fixedly sleeved on the outer surface of round bar, the end of round bar penetrates support frame and is fixedly connected with one side of frame.
[0008] Preferably, the height adjusting mechanism includes a base fixedly installed on one side of the positioning shell, a DC motor fixedly installed in the base, a second bevel gear fixedly connected to the output end of the DC motor, a third bevel gear meshingly connected to the outer surface of the second bevel gear, and a lead screw fixedly connected to the upper surface of the third bevel gear, a guide groove formed in the inner wall of the positioning shell, the top end of the lead screw rotatably connected to the guide groove, and a sliding block threadedly sleeved on the outer surface of the lead screw and slidingly connected to the guide groove, the sliding block fixedly connected to the moving plate on one side.
[0009] Compared with the prior art, the utility model has the beneficial effects that:
[0010] 1. The angle adjusting mechanism is used to flexibly adjust the detection inclination angle of the detection equipment according to the actual detection slope of the spillway concrete surface, so that the detection equipment is well fitted to the concrete surface for detection, thereby ensuring the accuracy of the detection results of the detection equipment.
[0011] 2. The height adjusting mechanism is used to accurately adjust the position of the sensor by using the lead screw and sliding block structure, so that the sensor maintains a suitable distance from the concrete surface, further improving the detection accuracy of the detection equipment. BRIEF DESCRIPTION OF DRAWINGS
[0012] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.
[0013] Figure 1 It is a structural schematic diagram of the utility model.
[0014] Figure 2 This is a schematic diagram of the exploded structure of the angle adjustment mechanism of this utility model.
[0015] Figure 3 This utility model Figure 2 Enlarged schematic diagram of the structure at point A in the middle.
[0016] Figure 4 This is a schematic diagram of the cross-sectional structure of the height adjustment mechanism of this utility model.
[0017] In the diagram: 1. Support frame; 2. Angle adjustment mechanism; 21. Cylinder; 22. Support base; 23. Support shell; 24. Rack; 25. Moving bar; 26. Guide rail; 27. Round rod; 28. First gear; 3. Height adjustment mechanism; 31. Guide block; 32. Third bevel gear; 33. Second bevel gear; 34. Base; 35. DC motor; 36. Guide groove; 37. Slider; 38. Lead screw; 39. Vertical groove; 4. Frame; 5. Support rod; 6. Mounting plate; 7. Ultrasonic detector body; 8. Mounting component; 9. Positioning shell; 10. Moving plate; 11. Servo motor. Detailed Implementation
[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0019] Example: Figures 1-4 As shown, this utility model provides a device for testing the impact and abrasion resistance of spillway concrete surfaces, including a support frame 1. Support rods 5 are fixedly connected to the lower surface of the support frame 1 in a rectangular array. The support rods 5 evenly distribute the weight of the device, enhancing its stability during placement. The rectangular array connection method also makes the device more evenly stressed. An mounting plate 6 is fixedly connected to the lower surface of the support rods 5. The mounting plate 6 can be used to fix the device in a specific position, preventing displacement during testing and ensuring the accuracy of the test. A frame 4 is internally connected to the support frame 1 with damping rotation. An angle adjustment mechanism 2 is provided on one side of the support frame 1. The angle adjustment mechanism 2 can precisely adjust the tilt angle of the frame 4 according to actual testing needs, ensuring good contact between the testing device and the concrete surface and improving the accuracy of the test results.
[0020] The inside of the frame 4 is fixedly provided with a positioning shell 9, the inside of the positioning shell 9 is provided with a moving plate 10, the inside of the positioning shell 9 is provided with a height adjusting mechanism 3, the height adjusting mechanism 3 can accurately control the moving height of the moving plate 10, so as to accurately adjust the distance between the ultrasonic detector body 7 and the concrete surface, and improve the detection precision.
[0021] The upper surface of the moving plate 10 is fixedly provided with a servo motor 11, and the output end of the servo motor 11 is sequentially provided with a mounting piece 8 and an ultrasonic detector body 7, the mounting piece 8 facilitates the connection between the ultrasonic detector body 7 and the servo motor 11, the top end of the mounting piece 8 is fixedly connected with the output end of the servo motor 11, the mounting piece 8 is used for mounting the ultrasonic detector body 7, the ultrasonic detector body 7 is fixedly arranged on the lower surface of the mounting piece 8, and the ultrasonic detector body 7 is a core component for detecting the impact resistance and wear resistance of the concrete surface, and is used for transmitting and receiving ultrasonic signals to obtain detection data.
[0022] The angle adjusting mechanism 2 comprises a supporting shell 23, the inner wall of the supporting shell 23 is fixedly provided with a gas cylinder 21, the gas cylinder 21 serves as a power source and drives the rack 24 to move through telescopic movement, the inside of the supporting shell 23 is fixedly provided with a supporting seat 22 used in cooperation with the gas cylinder 21, the gas cylinder 21 is fixedly arranged on the upper surface of the supporting seat 22, the supporting seat 22 provides a stable mounting basis for the gas cylinder 21, ensures the stability of the gas cylinder 21 during the working process, and the output end of the gas cylinder 21 is fixedly connected with the rack 24, the rack 24 moves linearly under the driving of the gas cylinder 21, and then drives the first gear 28 meshing therewith to rotate, so as to realize angle adjustment.
[0023] The inner wall of the supporting shell 23 is fixedly provided with a guide rail 26, the inner wall of the guide rail 26 is slidably connected with a moving strip 25 used in cooperation with the rack 24, and the upper surface of the moving strip 25 is fixedly connected with the rack 24, the guide rail 26 cooperates with the moving strip 25 to provide guidance for the movement of the rack 24, ensures the accuracy of the linear movement of the rack 24, and makes the angle adjustment process more stable, the outer surface of the rack 24 is meshingly connected with the first gear 28, the inner cavity of the supporting shell 23 is rotatably connected with a round rod 27, the first gear 28 is fixedly sleeved on the outer surface of the round rod 27, and the first gear 28 rotates under the driving of the rack 24, and since the supporting frame 1 and the frame 4 are connected in a damping rotating mode, the first gear 28 and the rack 24 have a certain self-locking property, so that the self-locking function can be realized after a certain angle is adjusted, the linear movement of the rack 24 is converted into circular movement, so as to drive the round rod 27 to rotate, realize the angle adjustment of the frame 4, and the end of the round rod 27 penetrates through the supporting frame 1 and is fixedly connected with one side of the frame 4, the rotation of the round rod 27 drives the frame 4 to rotate around the supporting frame 1, and adjusts the inclination angle of the detection equipment.
[0024] The height adjusting mechanism 3 comprises a base 34 fixedly installed on one side of the positioning shell 9, a DC motor 35 fixedly installed inside the base 34, a second bevel gear 33 fixedly connected to the output end of the DC motor 35, the DC motor 35 serving as a power source of the height adjusting mechanism 3, rotating to drive the second bevel gear 33 to rotate, the outer surface of the second bevel gear 33 being meshingly connected with a third bevel gear 32, the second bevel gear 33 rotating under the drive of the DC motor 35 to transmit the power of the motor to the third bevel gear 32 meshingly connected therewith, so as to change the direction of the power, and the upper surface of the third bevel gear 32 being fixedly connected with a lead screw 38, the third bevel gear 32 rotating under the drive of the second bevel gear 33 to further drive the lead screw 38 to rotate.
[0025] The inner wall of the positioning shell 9 is provided with a guide groove 36, the top end of the lead screw 38 being rotatably connected with the guide groove 36 to ensure the stability of the rotation of the lead screw 38, the outer surface of the lead screw 38 being threadedly sleeved with a sliding block 37, the sliding block 37 moving up and down along the threads of the lead screw 38 under the rotation of the lead screw 38, the sliding block 37 being slidably connected with the guide groove 36, the guide groove 36 cooperating with the sliding block 37 to provide a guide for the movement of the sliding block 37 when the lead screw 38 rotates, so as to ensure the vertical up-and-down movement of the moving plate 10 and improve the accuracy of height adjustment, one side of the sliding block 37 being fixedly connected with the moving plate 10, the sliding block 37 moving to drive the moving plate 10 to move, so as to accurately adjust the height of the ultrasonic detector body 7, the inside of the positioning shell 9 being provided with a vertical groove 39 parallelly, a guide block 31 used in cooperation with the moving plate 10 being slidably connected inside the vertical groove 39, one side of the guide block 31 being fixedly connected with the moving plate 10, the guide block 31 sliding inside the vertical groove 39 to assist the stable up-and-down movement of the moving plate 10 and enhance the stability of the moving plate 10 when moving.
[0026] Working principle: first, place the device on the detection position of the spillway concrete surface, stably support on the concrete surface through the cooperation of the supporting rod 5 and the mounting plate 6 fixedly connected to the lower surface of the supporting rod 5 and the installation components, and ensure the stability of the whole device.
[0027] When it is necessary to adjust the inclination angle of the detection device according to the slope of the spillway concrete surface, the angle adjusting mechanism 2 starts to work, the air cylinder 21 is started, the output end of the air cylinder 21 pushes the rack 24 fixedly connected therewith to move linearly, the guide rail 26 cooperates with the moving strip 25 to provide a guide for the movement of the rack 24, and the stable movement of the rack 24 is ensured.
[0028] The movement of the rack 24 drives the first gear 28 to rotate, the rotation of the first gear 28 drives the round rod 27 to rotate, the rotation of the round rod 27 drives the frame 4 to rotate inside the support frame 1, the adjustment of the inclination angle of the detection device is realized, and the device can better fit the concrete surface.
[0029] After adjusting the detection angle, if it is needed to adjust the distance between the ultrasonic detector body 7 and the concrete surface, the height adjusting mechanism 3 is started, the DC motor 35 is started, the output end of the DC motor 35 drives the second bevel gear 33 to rotate, the second bevel gear 33 meshes with the third bevel gear 32, and the power is transmitted to the third bevel gear 32, so that the direction of the power is changed.
[0030] The screw rod 38 fixedly connected to the upper surface of the third bevel gear 32 rotates under the driving of the third bevel gear 32, when the screw rod 38 rotates, the sliding block 37 slides up and down along the guide groove 36, and the sliding block 37 drives the moving plate 10 to move up and down.
[0031] Meanwhile, the vertical groove 39 cooperates with the guide block 31 to further ensure the stability of the vertical movement of the moving plate 10, the height of the ultrasonic detector body 7 is accurately adjusted, and the ultrasonic detector body 7 is kept at an appropriate distance from the concrete surface.
[0032] When the angle and the height are adjusted, the servo motor 11 is started, the output end of the servo motor 11 drives the mounting piece 8 to rotate, the top end of the mounting piece 8 is fixedly connected to the output end of the servo motor 11, so as to drive the ultrasonic detector body 7 to work, the ultrasonic detector body 7 emits ultrasonic signals into the concrete, and receives the reflected signals, the data related to the impact resistance and wear resistance of the concrete surface are analyzed according to the signals, and the detection work is completed.
[0033] Obviously, those skilled in the art can make various modifications and variations to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model belong to the scope of the utility model claims and equivalent technologies, the utility model also intends to include these modifications and variations.
Claims
1. A device for detecting the resistance to impact and abrasion of a spillway concrete surface, comprising a support frame (1), characterized in that: The inside of the support frame (1) is rotatably connected with a frame (4), one side of the support frame (1) is provided with an angle adjusting mechanism (2), the inside of the frame (4) is fixedly installed with a positioning shell (9), the inside of the positioning shell (9) is provided with a moving plate (10), the inside of the positioning shell (9) is provided with a height adjusting mechanism (3), the upper surface of the moving plate (10) is fixedly installed with a servo motor (11), and the output end of the servo motor (11) is sequentially provided with a mounting piece (8) and an ultrasonic detector body (7).
2. A device for testing the abrasion resistance of a spillway concrete surface according to claim 1, characterized in that: The angle adjusting mechanism (2) comprises a support shell (23), the inner wall of the support shell (23) is fixedly installed with an air cylinder (21), and the output end of the air cylinder (21) is fixedly connected with a rack (24), the outer surface of the rack (24) is meshingly connected with a first gear (28), the inner cavity of the support shell (23) is rotatably connected with a round rod (27), the first gear (28) is fixedly sleeved on the outer surface of the round rod (27), and the end of the round rod (27) penetrates through the support frame (1) and is fixedly connected with one side of the frame (4).
3. A device for testing the abrasion resistance of concrete surfaces of spillways as claimed in claim 1, characterized in that: The height adjusting mechanism (3) comprises a base (34), the base (34) is fixedly installed on one side of the positioning shell (9), the inside of the base (34) is fixedly installed with a DC motor (35), the output end of the DC motor (35) is fixedly connected with a second bevel gear (33), the outer surface of the second bevel gear (33) is meshingly connected with a third bevel gear (32), the upper surface of the third bevel gear (32) is fixedly connected with a lead screw (38), the inner wall of the positioning shell (9) is provided with a guide groove (36), the top end of the lead screw (38) is rotatably connected with the guide groove (36), the outer surface of the lead screw (38) is threadedly sleeved with a sliding block (37), the sliding block (37) is slidably connected with the guide groove (36), and one side of the sliding block (37) is fixedly connected with the moving plate (10).
4. A device for testing the abrasion resistance of a spillway concrete surface as claimed in claim 1, characterized in that: The lower surface of the support frame (1) is fixedly connected with a support rod (5) in a rectangular array, and the lower surface of the support rod (5) is fixedly connected with a mounting plate (6).
5. A device for testing the abrasion resistance of a spillway concrete surface as claimed in claim 1, wherein: The top end of the mounting piece (8) is fixedly connected with the output end of the servo motor (11), the mounting piece (8) is used for mounting the ultrasonic detector body (7), and the ultrasonic detector body (7) is fixedly arranged on the lower surface of the mounting piece (8).
6. A device for testing the abrasion resistance of a spillway concrete surface as claimed in claim 2, wherein: The inside of the support shell (23) is fixedly installed with a support seat (22) used in cooperation with the air cylinder (21), and the air cylinder (21) is fixedly installed on the upper surface of the support seat (22).
7. A device for testing the abrasion resistance of a spillway concrete surface as claimed in claim 2, wherein: The inner wall of the support shell (23) is fixedly installed with a guide rail (26), the inner wall of the guide rail (26) is slidably connected with a moving strip (25) used in cooperation with the rack (24), and the upper surface of the moving strip (25) is fixedly connected with the rack (24).
8. A device for testing the abrasion resistance of a spillway concrete surface as claimed in claim 3, characterized in that: The inside of the positioning shell (9) is parallelly provided with a vertical groove (39), the inside of the vertical groove (39) is slidably connected with a guide block (31) used in cooperation with the moving plate (10), and one side of the guide block (31) is fixedly connected with the moving plate (10).