CN-224213083-U - Highway test detection device for pavement deflection detection

Abstract

The utility model provides a highway test detection device for pavement deflection detection, which relates to the technical field of pavement deflection detection and comprises a frame body and a measurement assembly, wherein the frame body comprises a connecting frame A and a connecting frame B, and level gauges are fixed on the connecting frame A and the connecting frame B. This a road test detection device for road surface deflection detects can be in the same place link A and link B threaded connection through the cooperation of thread bush and first threaded rod, threaded connection provides higher fixed stability, avoid because of the too big or undersize detection accuracy that leads to in sliding fit clearance drops, it is also comparatively convenient to install and dismantle, can precess the second threaded rod through rotating the fixed column accomodate the screw hole, and then realize accomodating link A, link B, the second threaded rod, the fixed column, the third threaded rod, the bottom plate, optimize the accomodating design of the device, promote the convenience of accomodating.

Inventors

• Kong Senlin
• E Shuying
• XI WEIWEI
• Hou Jingtang

Assignees

• 孔森林
• 鄂淑英
• 席维维
• 侯京堂

Dates

Publication Date

20260508

Application Date

20250320

Claims (7)

1. 1. The highway test detection device for pavement deflection detection comprises a frame body (1) and a measurement assembly (4), wherein the frame body (1) comprises a connecting frame A (101) and a connecting frame B (102), and is characterized in that a connecting assembly (2) is arranged between the connecting frame A (101) and the connecting frame B (102), and a support containing assembly (3) is arranged on the connecting frame A (101) and the connecting frame B (102); The support containing assembly (3) comprises a support threaded hole (307) formed in the bottoms of the connecting frame A (101) and the connecting frame B (102), a second threaded rod (301) is connected with the support threaded hole (307) in a threaded mode, a fixing column (302) is fixed at the lower end of the second threaded rod (301), a third threaded rod (303) is connected with the lower end of the fixing column (302) in a threaded mode, a bottom plate (304) is connected with the lower end of the third threaded rod (303) in a rotating mode, a containing threaded hole (305) is formed in the connecting frame A (101), and a jack (306) is formed in the connecting frame B (102).
2. 2. A road test detection apparatus for road deflection detection as claimed in claim 1, wherein the connection assembly (2) comprises a threaded sleeve (201) fixed to the right end of the connection frame A (101), the connection assembly (2) further comprises a first threaded rod (202) fixed to the left end of the connection frame B (102), and the first threaded rod (202) is in threaded connection with the threaded sleeve (201).
3. 3. The highway test detection apparatus for pavement deflection detection according to claim 1, wherein the measuring assembly (4) comprises a support (401), the support (401) comprises a chassis (4011), and a column (4012) is fixed on the top surface of the chassis (4011).
4. 4. A road test detection device for pavement deflection detection according to claim 3, wherein the measuring assembly (4) further comprises a movable base (402) slidably connected to the upright post (4012), a first fixed block (403) and a second fixed block (404) are screwed on the movable base (402), a dial indicator (405) is slidably connected on the movable base (402), and the position of the second fixed block (404) corresponds to the dial indicator (405).
5. 5. The highway test detection device for pavement deflection detection according to claim 1, wherein the top surface of the left end of the connecting frame A (101) is connected with a vertical rod (104) in a threaded manner, and a round table (105) is fixed at the upper end of the vertical rod (104).
6. 6. The highway test detection device for pavement deflection detection according to claim 1, wherein the bottom surface of the bottom plate (304) is fixed with an anti-slip pad (308), and the outer contour of the anti-slip pad (308) is cylindrical.
7. 7. The highway test detection device for detecting pavement deflection according to claim 1, wherein the connecting frame A (101) and the connecting frame B (102) are respectively fixedly provided with a level meter (103).

Description

Highway test detection device for pavement deflection detection Technical Field The utility model relates to a pavement deflection detection device, in particular to a highway test detection device for pavement deflection detection, and belongs to the technical field of pavement deflection detection. Background The pavement deflection detection is a technical method for evaluating the bearing capacity of a road and the health condition of a pavement structure, and is mainly used for detecting the vertical deformation degree of the pavement under the action of vehicle load, and the existing deflection detection device is mainly cast by using stainless steel materials or alloy materials and is divided into two sections or three sections. In chinese patent publication CN217818556U, a road test device for detecting road surface deflection is disclosed, by pulling a handle, a second connecting frame and a sliding block slide in a chute provided in a first connecting frame, so that the second connecting frame and the first connecting frame are unfolded and combined, and then the first connecting frame and the third connecting frame are assembled and combined through a first opening, a second opening and a threaded bolt. According to the patent, the first connecting frame and the second connecting frame are in sliding fit together through the matching of the sliding blocks and the sliding grooves, and in practical application, the fact that if the manufacturing precision is insufficient, too large or too small gaps are possibly caused, looseness is possibly caused, the precision of a detection result is affected, the sliding of the device is not smooth due to too small gaps, and the use difficulty is increased is found. In addition, although the above-mentioned patent has the advantage of easy assembly and disassembly, the structure is relatively complicated, and there is room for improvement in terms of optimizing storage. Thus, a road test detection device for road deflection detection is proposed. Disclosure of utility model The utility model provides a highway test detection device for pavement deflection detection, which can avoid detection precision reduction caused by overlarge or undersize sliding fit clearance, optimize storage design of the device and improve storage convenience. The road test detection device for detecting pavement deflection comprises a frame body and a measurement assembly, wherein the frame body comprises a connecting frame A and a connecting frame B, the connecting frame A and the connecting frame B are respectively fixedly provided with a level meter, the top surface of the left end of the connecting frame A is in threaded connection with a vertical rod, and the upper end of the vertical rod is fixedly provided with a round table. The measuring assembly comprises a support, the support comprises a chassis, a stand column is fixed on the top surface of the chassis, the measuring assembly further comprises a movable seat which is connected to the stand column in a sliding mode, a first fixing block and a second fixing block are connected to the movable seat in a threaded mode, a dial indicator is connected to the movable seat in a sliding mode, and the position of the second fixing block corresponds to the dial indicator. The connecting assembly comprises a threaded sleeve fixed with the right end of the connecting frame A, and further comprises a first threaded rod fixed at the left end of the connecting frame B, and the first threaded rod is in threaded connection with the threaded sleeve. The utility model discloses a support storage assembly for the electric car is characterized in that a support storage assembly is arranged on a connecting frame A and a connecting frame B, the support storage assembly comprises a support threaded hole formed in the bottoms of the connecting frame A and the connecting frame B, a second threaded rod is connected in the support threaded hole in a threaded mode, a fixing column is fixed at the lower end of the second threaded rod, a third threaded rod is connected in the lower end of the fixing column in a threaded mode, a bottom plate is connected with the lower end of the third threaded rod in a rotating mode, an anti-slip pad is fixed on the bottom surface of the bottom plate, the outer contour of the anti-slip pad is cylindrical, a storage threaded hole is formed in the connecting frame A, and a jack is formed in the connecting frame B. The utility model provides a road test detection device for detecting pavement deflection, which has the following beneficial effects: This a road test detection device for road surface deflection detects can be in the same place link A and link B threaded connection through the cooperation of thread bush and first threaded rod, and threaded connection provides higher fixed stability, avoids because of the too big or too little detection accuracy decline that leads to in sliding fit clearance, and the installatio