A highway bridge bearing capacity detection device

Abstract

The invention discloses a device for detecting the bearing capacity of a highway bridge, and relates to the technical field of highway bridge detection. The device comprises a mounting plate, and further comprises: enclosures fixedly arranged on both sides of the mounting plate, the top of the enclosures fixedly connected to the top plate, a mounting seat fixedly arranged on the mounting plate; a detection mechanism arranged on one side of the mounting seat, comprising a mounting disk, the mounting disk is rotatably connected to the mounting seat, a mounting cylinder is fixedly connected to the mounting disk, a telescopic part is sleeved on a piston rod, an adjusting component is arranged in the mounting cylinder, when detecting a material plate on the fixed rod, when the material plate is bent and deformed, air pressure is transmitted through the piston cylinder, and then enters the detection component through the mounting cylinder to realize detection, a buffer part is sleeved on the limit rod below the sliding block, a transmission component is arranged on the side wall of the mounting seat on the axial side of the mounting disk, and the transmission component drives the driving disk to intermittently rotate and feed material, so as to realize continuous detection of different positions of the material plate.

Description

Technical Field

[0001] The invention relates to the technical field of highway bridge detection, in particular to a highway bridge bearing capacity detection device. Background Art

[0002] With the increasingly developed transportation today, highways have become basically popularized. Highway bridges are conducive to the construction and continuity of highways. Highway bridges play a vital role in urban construction. When erecting a bridge, it is generally necessary to test the bearing capacity of the bridge first.

[0003] Traditional testing equipment generally applies gravity directly to local points on the test surface to observe whether there is deformation. However, this detection method is not comprehensive enough. It can only detect one point at a time. If you want to perform a comprehensive test, you need to manually adjust the test position. On the other hand, traditional detection devices cannot observe the test results well and are not very practical. Summary of the invention

[0004] The present invention provides a highway bridge bearing capacity detection device, which solves the problems in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A highway bridge bearing capacity detection device comprises a mounting plate and also comprises:

[0007] The enclosures are fixedly arranged on both sides of the mounting plate, the top of the enclosures are fixedly connected to the top plate, and the mounting seats are fixedly arranged on the mounting plates;

[0008] The detection mechanism arranged on one side of the mounting seat includes a mounting plate, the mounting plate is rotatably connected to the mounting seat, the mounting plate is fixedly connected to the mounting cylinder, the mounting plate side walls on both sides of the mounting cylinder are fixedly connected to the fixing rod, one side of the fixing rod is fixedly connected to the adsorption cylinder, the top of the adsorption cylinder is fixedly connected to the suction cup, the fixing plates are fixedly connected between the fixing rods, the fixing plate is fixedly connected and penetrated through the piston cylinder, the piston rod is slidably arranged on the top wall of the piston cylinder, a telescopic part is sleeved on the piston rod, a plurality of piston cylinders are arranged, one side of the piston cylinder is fixedly connected to the air guide tube, one side of the air guide tube is fixedly connected to the mounting cylinder, a detection assembly is arranged on the mounting plate on one side of the mounting cylinder, a standard pressure cylinder is fixedly arranged on one side of the mounting cylinder, an adjustment assembly is arranged in the mounting cylinder, when the material plate on the fixing rod is detected, when the material plate is bent and deformed, the air pressure is transmitted through the piston cylinder, and then enters the detection assembly through the mounting cylinder to realize the detection;

[0009] A driving mechanism arranged on one side of the detection mechanism includes a driving plate, and both sides of the driving plate are slidably connected to the enclosure plate. Limit rods are fixedly arranged on both sides of the driving plate, and the limit rods are an inverted T-shaped structure. Sliders are slidably arranged on the limit rods. A movable rod is fixedly connected between the sliding blocks. An adjusting block is slidably sleeved on the movable rod. The top of the adjusting block is fixedly connected to a counterweight box, and a counterweight slot is provided on the counterweight box. A buffer piece is sleeved on the limit rod under the sliding block, and a transmission assembly is arranged on the side wall of the mounting seat on the axial side of the mounting disk. The transmission assembly drives the driving disk to rotate intermittently to feed the material, so as to realize continuous detection of different positions of the material plate.

[0010] As a preferred technical solution of the present invention, the detection assembly includes a detection cylinder, which is fixedly connected to the mounting plate, and detection plates are slidably arranged on both sides of the detection cylinder. A detection rod is fixedly connected to one side of the detection plate, and an elastic member is sleeved on the detection rod. One end of the detection rod passes through the side wall of the detection cylinder and is slidably connected to the detection cylinder. The detection cylinder is fixedly connected to the mounting cylinder and is internally connected. The elastic member is arranged to support the pressure on the detection plate, so as to achieve resistance balance to pressure and facilitate subsequent detection.

[0011] As a preferred technical solution of the present invention, the bottom wall of the detection tube on one side of the detection plate is fixedly connected to an air outlet pipe, and an air valve is provided on the air outlet pipe. There are multiple air outlet pipes with different lengths. The bottom of the detection tube is fixedly connected to a fixed seat, and one side of the fixed seat is rotatably connected to a rotating plate. The lengths of the air outlet pipes on both sides of the detection tube are different. When actually performing detection, the air outlet pipes on both sides drive the rotating plate to rotate, so that the detection results can be observed more vividly.

[0012] As a preferred technical solution of the present invention, the adjusting assembly includes a pressure regulating plate slidably arranged in the mounting cylinder, a piston column is slidably arranged on the pressure regulating plate, the bottom of the piston column is fixedly connected to the compression plate, the top of the piston column is fixedly connected to the piston block, the piston block is fixedly connected to the piston column, and during detection, the deformation detection located directly above the mounting cylinder generates a pressure that drives the piston block to move downward, thereby realizing pneumatic transmission.

[0013] As a preferred technical solution of the present invention, an adjusting rod is rotatably provided on the side wall of the mounting cylinder on one side of the piston column, one end of the adjusting rod is fixedly connected to the driving bevel gear, a limit block is provided below the driving bevel gear, the limit block is fixedly connected to the side wall of the mounting cylinder, the limit block is rotatably connected to the transmission bevel gear, and the bottom of the rotating shaft of the transmission bevel gear is fixedly connected to the screw rod.

[0014] As a preferred technical solution of the present invention, a driving block is threadedly sleeved on one end of the screw rod, and one side of the driving block is slidably connected to the side wall of the mounting tube. The bottom of the driving block is fixedly connected to a connecting rod, and the bottom of the connecting rod is fixedly connected to the pressure regulating plate. By rotating the adjusting rod, under the action of the driving bevel gear and the transmission bevel gear, the driving block is driven downward to realize the adjustment of the variable voltage inside the mounting tube.

[0015] As a preferred technical solution of the present invention, the transmission assembly includes a mounting gear rotatably arranged on one side of the mounting seat, the rotating shaft of the mounting gear is fixedly connected to the rotating shaft of the mounting disk, an incomplete gear is rotatably connected to the mounting seat above the mounting gear, and a worm gear is fixedly connected to one side of the incomplete gear. The worm gear serves as a driving source to drive the incomplete gear to rotate, and then the mounting disk can be driven to intermittently rotate and feed through the mounting gear, thereby improving the detection continuity of the device.

[0016] As a preferred technical solution of the present invention, a worm is arranged above the worm wheel, and driving columns are fixedly connected on both sides of the worm, and a rotating frame is fixedly connected on both sides of the driving column. The rotating frame is a U-shaped structure, and one side of the rotating shaft of the rotating frame is rotatably connected to the enclosure plate. A transmission rod is hinged between the rotating frame and the driving plate, and the driving plate above can be driven to move up and down through the rotating frame and the transmission rod, thereby driving the counterweight box to hit the detection plate.

[0017] As a preferred technical solution of the present invention, one side of the mounting plate is fixedly connected to a fixed cylinder, the side wall of the fixed cylinder is fixedly connected to a magnet rod, one side of the slider is fixedly connected to a positioning block, and an electric telescopic rod is fixedly connected between the positioning block and the adjustment block, which can adjust the position of the counterweight box, so that the device can achieve continuous detection of different points.

[0018] The present invention has the following advantages: when in use, the model plate to be tested is placed on the fixing rod, and then the adsorption cylinder is adjusted to lower the model plate under the action of the suction cup for adsorption and fixation, and then the driving mechanism is started to impact the model plate. When the model plate is qualified, the device has no reaction. When the model plate is deformed due to the impact, a bulge is formed below the deformed position, which will squeeze the piston rod. The piston rod moves downward to squeeze the air pressure in the air guide tube, and the air pressure inside the air guide tube increases, thereby driving the air pressure in the detection cylinder to increase, and the detection plate in the detection cylinder moves to both sides. At this time, the air outlet pipe is connected with the detection cylinder, and the gas is released, blowing the rotating plate to rotate, indicating that the plate Deformation, detection failure. During this detection process, the operator can adjust the pressure by adjusting the components according to the different deformation amplitudes of different plates, select the appropriate air outlet pipe, and drive the worm to rotate through the driving column, and then drive the incomplete gear to rotate through the worm gear. The incomplete gear drives the mounting plate to intermittently rotate and feed the material through the mounting gear, and then adjust the position of the counterweight box through the electric telescopic rod to perform detection at another position. Generally speaking, the device has high detection efficiency and is easy to operate. It can perform continuous detection on different positions of the model plate, has high practicality, and the detection results are displayed by rotating the rotating plate, which is convenient for the operator to draw detection conclusions. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The present invention is a structural schematic diagram of the main body of a highway bridge load-bearing capacity detection device.

[0020] Figure 2 for Figure 1 Schematic diagram of the enlarged structure of A.

[0021] Figure 3 The present invention is a schematic diagram of the structure of a detection component in a highway bridge load-bearing capacity detection device.

[0022] Figure 4 The present invention is a structural schematic diagram of a transmission component in a highway bridge load-bearing capacity detection device.

[0023] Figure 5 The present invention is a structural schematic diagram of a counterweight box in a highway bridge load-bearing capacity detection device.

[0024] In the figure: 1, mounting plate; 2, enclosure; 3, mounting seat; 4, mounting plate; 5, fixing plate; 6, piston cylinder; 7, mounting cylinder; 8, driving motor; 9, piston rod; 10, fixing rod; 11, transmission rod; 12, adsorption cylinder; 13, buffer; 14, positioning block; 15, limiting rod; 16, driving plate; 17, top plate; 18, electric telescopic rod; 19, counterweight box; 20, adjustment block; 21, counterweight slot; 22, movable rod; 23, slider; 24, air guide tube; 25, suction cup; 26, standard pressure cylinder; 27, rotating frame; 28, fixing cylinder; 29, magnet rod; 30, telescopic member; 31. Installing gear; 32. Worm gear; 33. Incomplete gear; 34. Worm; 35. Driving column; 36. Piston block; 37. Driving bevel gear; 38. Transmission bevel gear; 39. Adjusting rod; 40. Driving block; 41. Screw rod; 42. Connecting rod; 43. Pressure regulating plate; 44. Piston column; 45. Compression plate; 46. Detection cylinder; 47. Detection plate; 48. Elastic member; 49. Detection rod; 50. Fixed seat; 51. Exhaust pipe; 52. Rotating plate; 53. Limiting block; 54. Detection mechanism; 55. Driving mechanism; 56. Detection assembly; 57. Adjustment assembly; 58. Transmission assembly. DETAILED DESCRIPTION

[0025] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0026] Example 1

[0027] See also Figure 1-5 , a highway bridge bearing capacity detection device, comprising a mounting plate 1, and further comprising:

[0028] The enclosures 2 are fixedly arranged on both sides of the mounting plate 1, the top of the enclosure 2 is fixedly connected to the top plate 17, and the mounting seat 3 is fixedly arranged on the mounting plate 1;

[0029] The detection mechanism 54 arranged on one side of the mounting seat 3 includes a mounting disk 4, which is rotatably connected to the mounting seat 3, the mounting disk 4 is fixedly connected to the mounting cylinder 7, the side walls of the mounting disk 4 on both sides of the mounting cylinder 7 are fixedly connected to the fixing rod 10, one side of the fixing rod 10 is fixedly connected to the adsorption cylinder 12, the top of the adsorption cylinder 12 is fixedly connected to the suction cup 25, the fixing plate 5 is fixedly connected between the fixing rods 10, the fixing plate 5 is fixedly connected and penetrated with the piston cylinder 6, the piston rod 9 is slidably arranged on the top wall of the piston cylinder 6, the telescopic member 30 is sleeved on the piston rod 9, the piston cylinder 6 is provided with multiple, one side of the piston cylinder 6 is fixedly connected to the air guide tube 24, one side of the air guide tube 24 is fixedly connected to the mounting cylinder 7, a detection component 56 is arranged on the mounting disk 4 on one side of the mounting cylinder 7, a standard pressure cylinder 26 is fixedly arranged on one side of the mounting cylinder 7, and an adjustment component 57 is arranged in the mounting cylinder 7. When the material plate on the fixing rod 10 is detected, when the material plate is bent and deformed, the air pressure is transmitted through the piston cylinder 6, and then enters the detection component 56 through the mounting cylinder 7 to realize the detection;

[0030] The driving mechanism 55 arranged on one side of the detection mechanism 54 includes a driving plate 16, and both sides of the driving plate 16 are slidably connected to the enclosure plate 2. Limit rods 15 are fixedly set on both sides of the driving plate 16, and the limit rods 15 are an inverted T-shaped structure. Slide blocks 23 are slidably set on the limit rods 15, and movable rods 22 are fixedly connected between the sliding blocks. An adjusting block 20 is slidably sleeved on the movable rod 22. The top of the adjusting block 20 is fixedly connected to a counterweight box 19, and a counterweight slot 21 is provided on the counterweight box 19. A buffer member 13 is sleeved on the limit rod 15 under the sliding block, and a transmission assembly 58 is set on the side wall of the mounting seat 3 on the axial side of the mounting disk 4. The transmission assembly 58 drives the driving disk to rotate intermittently to feed the material, so as to realize continuous detection of different positions of the material plate.

[0031] The device can continuously detect different positions of the model plate, and has high practicality. The detection result is displayed by rotating the rotating plate 52, which is convenient for the operator to draw the detection conclusion.

[0032] Example 2

[0033] See also Figure 1-5 The other contents of this embodiment are the same as those of the embodiment 1, except that: the detection assembly 56 includes a detection cylinder 46, the detection cylinder 46 is fixedly connected to the mounting plate 4, detection plates 47 are slidably arranged on both sides of the detection cylinder 46, one side of the detection plate 47 is fixedly connected to a detection rod 49, an elastic member 48 is sleeved on the detection rod 49, one end of the detection rod 49 passes through the side wall of the detection cylinder 46 and is slidably connected to the detection cylinder 46, the detection cylinder 46 is fixedly connected to the mounting cylinder 7, and the internals are connected, and the elastic member 48 is arranged to support the pressure on the detection plate 47, so as to achieve resistance balance to the pressure and facilitate subsequent detection.

[0034] The bottom wall of the detection cylinder 46 on one side of the detection plate 47 is fixedly connected to the air outlet pipe 51, and an air valve is provided on the air outlet pipe 51. There are multiple air outlet pipes 51 with different lengths. The bottom of the detection cylinder 46 is fixedly connected to the fixing seat 50, and one side of the fixing seat 50 is rotatably connected to the rotating plate 52. The lengths of the air outlet pipes 51 on both sides of the detection cylinder 46 are different. When actually testing, the air outlet pipes 51 on both sides drive the rotating plate 52 to rotate, so that the test results can be observed more vividly.

[0035] The regulating assembly 57 includes a pressure regulating plate 43 slidably arranged in the mounting tube 7, a piston column 44 is slidably arranged on the pressure regulating plate 43, the bottom of the piston column 44 is fixedly connected to the compression plate 45, the top of the piston column 44 is fixedly connected to the piston block 36, and the piston block 36 is fixedly connected to the piston column 44. During detection, the deformation detection located just above the mounting tube 7 generates a pressure that drives the piston block 36 to move downward, thereby realizing pneumatic transmission.

[0036] An adjusting rod 39 is rotatably provided on the side wall of the mounting cylinder 7 on one side of the piston column 44, one end of the adjusting rod 39 is fixedly connected to the driving bevel gear 37, a limit block 53 is provided below the driving bevel gear 37, the limit block 53 is fixedly connected to the side wall of the mounting cylinder 7, the limit block 53 is rotatably connected to the driving bevel gear 38, and the bottom of the rotating shaft of the driving bevel gear 38 is fixedly connected to the screw rod 41.

[0037] A driving block 40 is threadedly sleeved on one end of the screw rod 41, and one side of the driving block 40 is slidably connected to the side wall of the mounting tube 7. The bottom of the driving block 40 is fixedly connected to a connecting rod 42, and the bottom of the connecting rod 42 is fixedly connected to a pressure regulating plate 43. By rotating the adjusting rod 39, under the action of the driving bevel gear 37 and the transmission bevel gear 38, the driving block 40 is driven to move downward to adjust the voltage inside the mounting tube 7.

[0038] The transmission assembly 58 includes a mounting gear 31 rotatably arranged on one side of the mounting seat 3, the rotating shaft of the mounting gear 31 is fixedly connected to the rotating shaft of the mounting disk 4, an incomplete gear 33 is rotatably connected to the mounting seat 3 above the mounting gear 31, and one side of the incomplete gear 33 is fixedly connected to a worm gear 32. The worm gear 32 serves as a driving source to drive the incomplete gear 33 to rotate, and then the mounting disk 4 can be driven to intermittently rotate and feed through the mounting gear 31, thereby improving the detection continuity of the device and improving the detection efficiency.

[0039] A worm 34 is arranged above the worm wheel 32, and driving columns 35 are fixedly connected on both sides of the worm 34, and a rotating frame 27 is fixedly connected on both sides of the driving column 35. The rotating frame 27 is a U-shaped structure, and one side of the rotating shaft of the rotating frame 27 is rotatably connected to the enclosure 2. A transmission rod 11 is hinged between the rotating frame 27 and the driving plate 16. The rotating frame 27 and the transmission rod 11 can drive the upper driving plate 16 to move up and down, and drive the counterweight box 19 to hit the detection plate 47. The side wall of the enclosure 2 on the axial side of the rotating frame 27 is fixedly connected to the driving motor 8, and the output shaft of the driving motor 8 is fixedly connected to the rotating shaft of the rotating frame 27.

[0040] One side of the mounting plate 4 is fixedly connected to a fixing cylinder 28, a side wall of the fixing cylinder 28 is fixedly connected to a magnet rod 29, one side of the slider 23 is fixedly connected to a positioning block 14, an electric telescopic rod 18 is fixedly connected between the positioning block 14 and the adjusting block 20, and the position of the counterweight box 19 can be adjusted, so that the device can realize continuous detection of different points, and the device detection is more comprehensive.

[0041] During the implementation of the present invention, when it is used, the model plate to be tested is placed on the fixing rod 10, and then the adsorption cylinder 12 is adjusted, and the model plate is lowered under the action of the suction cup 25 for adsorption and fixing, and then the driving motor 8 is started to drive the driving column 35 to rotate, and the driving column 35 drives the driving plate 16 to move up and down through the rotating frame 27 and the transmission rod 11, and the driving plate 16 drives the weight between the movable rods 22 to move up and down through the limiting rod 15. When the limiting rod 15 moves down, the movable rod 22 falls freely under the action of gravity and hits the model plate. When the model plate is qualified, the device does not respond. When the model plate is deformed due to the impact, the bulge below the deformed position will squeeze the piston rod 9. The piston rod 9 moves down to squeeze the air pressure in the air guide tube 24, and the air pressure inside the air guide tube 24 increases, thereby driving the air pressure in the detection cylinder 46 to increase, and the detection cylinder The detection plate 47 in 46 moves to both sides. At this time, the air outlet pipe 51 is connected with the detection cylinder 46, and the gas is released, blowing the rotating plate 52 to rotate, which means that the plate is deformed and the detection is unqualified. In this detection process, the operator can adjust the pressure by adjusting the component 57 according to the different deformation amplitudes of different plates, and select a suitable air outlet pipe 51. At the same time, the driving column 35 drives the worm 34 to rotate, and then drives the incomplete gear 33 to rotate through the worm gear 32. The incomplete gear 33 drives the mounting plate 4 to rotate intermittently through the mounting gear 31 to feed, and then adjusts the position of the counterweight box 19 through the electric telescopic rod 18 to detect another position. Generally speaking, the device has high detection efficiency and is easy to operate and use. It can continuously detect different positions of the model plate and has high practicality. The detection result is displayed by rotating the rotating plate 52, which is convenient for the operator to draw a detection conclusion.

[0042] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A highway bridge bearing capacity detection device, comprising a mounting plate, characterized in that: Also includes: The enclosures are arranged on both sides of the mounting plate, the top of the enclosures are fixedly connected to the top plate, and the mounting plates are provided with mounting seats; The detection mechanism arranged on one side of the mounting seat includes a mounting plate, a mounting cylinder is fixedly connected to the mounting plate, the side walls of the mounting plate on both sides of the mounting cylinder are fixedly connected to a fixing rod, one side of the fixing rod is fixedly connected to an adsorption cylinder, the top of the adsorption cylinder is fixedly connected to a suction cup, a fixing plate is fixedly connected between the fixing rods, a piston cylinder is fixedly penetrated and connected to the fixing plate, a piston rod is slidably arranged on the top wall of the piston cylinder, a telescopic part is sleeved on the piston rod, a plurality of piston cylinders are arranged, one side of the piston cylinder is fixedly connected to an air guide tube, one side of the air guide tube is fixedly connected to the mounting cylinder, a detection component is arranged on the mounting plate on one side of the mounting cylinder, a standard pressure cylinder is arranged on one side of the mounting cylinder, and an adjustment component is arranged in the mounting cylinder, when the material plate on the fixing rod is detected, when the material plate is bent and deformed, the air pressure is transmitted through the piston cylinder, and then enters the detection component through the mounting cylinder to realize the detection; The driving mechanism arranged on one side of the detection mechanism includes a driving plate, and limit rods are fixedly arranged on both sides of the driving plate, the limit rods are an inverted T-shaped structure, and sliding blocks are slidably arranged on the limit rods, and movable rods are fixedly connected between the sliding blocks. An adjusting block is slidably sleeved on the movable rod, and the top of the adjusting block is fixedly connected to a counterweight box. A counterweight slot is provided on the counterweight box, and a buffer piece is sleeved on the limit rod under the sliding block. A transmission assembly is arranged on the side wall of the mounting seat on the axial side of the mounting disk, and the transmission assembly drives the driving disk to rotate intermittently to feed the material, so as to realize continuous detection of different positions of the material plate.

2. A highway bridge bearing capacity detection device according to claim 1, characterized in that: The detection assembly includes a detection cylinder, detection plates are slidably arranged on both sides of the detection cylinder, one side of the detection plate is fixedly connected to a detection rod, an elastic member is sleeved on the detection rod, one end of the detection rod passes through the side wall of the detection cylinder and is slidably connected to the detection cylinder.

3. A highway bridge bearing capacity detection device according to claim 2, characterized in that: The bottom wall of the detection tube on one side of the detection plate is fixedly connected to an air outlet pipe, on which an air valve is arranged. There are multiple air outlet pipes with different lengths. The bottom of the detection tube is fixedly connected to a fixing seat, and one side of the fixing seat is rotatably connected to a rotating plate.

4. A highway bridge bearing capacity detection device according to claim 1, characterized in that: The regulating assembly comprises a pressure regulating plate slidably arranged in the mounting cylinder, a piston column slidably penetrated on the pressure regulating plate, the bottom of the piston column is fixedly connected to the compression plate, and the top of the piston column is fixedly connected to the piston block.

5. A highway bridge load-bearing capacity detection device according to claim 4, characterized in that: An adjusting rod is rotatably provided on the side wall of the mounting cylinder on one side of the piston column, one end of the adjusting rod is fixedly connected to the driving bevel gear, a limit block is provided below the driving bevel gear, the limit block is rotatably connected to the transmission bevel gear, and the bottom of the rotating shaft of the transmission bevel gear is fixedly connected to the screw rod.

6. A highway bridge load-bearing capacity detection device according to claim 5, characterized in that: A driving block is threadedly sleeved on one end of the screw rod, one side of the driving block is slidably connected to the side wall of the mounting tube, the bottom of the driving block is fixedly connected to a connecting rod, and the bottom of the connecting rod is fixedly connected to the pressure regulating plate.

7. A highway bridge bearing capacity detection device according to claim 1, characterized in that: The transmission assembly includes a mounting gear rotatably arranged on one side of the mounting seat, the rotating shaft of the mounting gear is fixedly connected to the rotating shaft of the mounting plate, an incomplete gear is rotatably connected to the mounting seat above the mounting gear, and one side of the incomplete gear is fixedly connected to a worm gear.

8. A highway bridge load-bearing capacity detection device according to claim 7, characterized in that: A worm is arranged above the worm wheel, and driving columns are fixedly connected on both sides of the worm, and a rotating frame is fixedly connected on both sides of the driving column. The rotating frame is a U-shaped structure, and one side of the rotating shaft of the rotating frame is rotatably connected to the enclosure plate, and a transmission rod is hinged between the rotating frame and the driving plate.

9. A highway bridge bearing capacity detection device according to claim 1, characterized in that: One side of the mounting plate is fixedly connected to the fixing cylinder, and the side wall of the fixing cylinder is fixedly connected to the magnet rod.

10. A highway bridge bearing capacity detection device according to claim 1, characterized in that: One side of the sliding block is fixedly connected to a positioning block, and an electric telescopic rod is fixedly connected between the positioning block and the adjusting block.

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