CN112726349A

CN112726349A - Bituminous paving detection device

Info

Publication number: CN112726349A
Application number: CN202011544647.2A
Authority: CN
Inventors: 邹钟清
Original assignee: Zhejiang Luda Mechanical Equipment Co ltd
Current assignee: Zhejiang Luda Mechanical Equipment Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-04-30
Anticipated expiration: 2040-12-24
Also published as: CN112726349B

Abstract

The invention discloses an asphalt pavement detection device which comprises a lower base, wherein a connecting pipe is arranged at the upper end of the lower base, two weight increasing press blocks are symmetrically arranged at the outer side of the connecting pipe at the upper end of the lower base, a fixing structure is arranged at the upper ends of the two weight increasing press blocks, an extrusion block is arranged at the lower ends of the two weight increasing press blocks, two fixing columns are symmetrically arranged at the lower ends of the fixing structure, two connecting plates are symmetrically arranged on the outer wall of the fixing structure, and a second spring is arranged at the upper ends of the two connecting plates. The invention relates to an asphalt pavement detection device, which belongs to the field of detection equipment, wherein a lower base is provided with an accommodating groove and a leak hole, so that sealant can be conveniently stored, and an extrusion block is arranged at the lower end of a weight increasing pressing block, so that the sealant can be conveniently extruded, the complexity of asphalt pavement detection is finally simplified, and the efficiency of asphalt pavement detection is improved.

Description

Bituminous paving detection device

Technical Field

The invention relates to the field of detection equipment, in particular to an asphalt pavement detection device.

Background

Road test detection generally refers to road test detection, and the detection project has soil, water, rock, cement etc. and the concrete project is: rock: uniaxial compressive strength, frost resistance, water content, density, bulk density of wool, water absorption; cement: density, specific surface area, setting time, stability, mortar strength, water consumption for standard consistency, loss on ignition and mortar fluidity; cement concrete, mortar: the concrete has the advantages of compressive strength, breaking strength, mix proportion design, slump, air content, concrete setting time, impermeability, apparent density, compression modulus of elasticity, bleeding rate, splitting tensile strength, breaking modulus of elasticity, mortar consistency, layering degree and dry shrinkage; inorganic binder, stabilizing material: maximum dry density, optimal water content, unconfined compressive strength cement or lime dosage, effective calcium and magnesium content of lime, fly ash fineness, fly ash ignition loss and fly ash specific surface area; asphalt: penetration, ductility, softening point, flash point, adhesiveness, film heating test, density, dynamic viscosity, modified asphalt elastic recovery rate, modified asphalt segregation, emulsified asphalt storage stability, emulsified asphalt demulsification speed, emulsified asphalt particle ion charge and emulsified asphalt screen residue content; and (3) asphalt mixture: marshall stability, flow value, void ratio, mineral aggregate void ratio, asphalt dosage, mineral aggregate gradation, dynamic stability and maximum theoretical density; roadbed and pavement: thickness, compactness, flatness, deflection, construction depth, friction coefficient, water permeability coefficient, geometric dimension and soil foundation resilience modulus; foundation and foundation pile: foundation bearing ratio, ground surface settlement and foundation pile integrity; structural concrete: strength, concrete carbonization depth, steel bar position, protective layer thickness, appearance, internal defects and the like; the pavement water seepage instrument is suitable for measuring the water seepage coefficient of an asphalt mixture pavement and a rolled asphalt mixture test piece so as to test the water seepage performance of the pavement and the mix proportion design of the asphalt mixture, and has the characteristics of careful processing and high test precision. A special water seepage area standard ring ensures that the water seepage area is accurate, so that the measurement result is high in accuracy; unique exhaust function lets the operator use more conveniently, and the structure of road surface infiltration appearance constitutes: a measuring cylinder: the organic glass is made of organic glass, is arranged at the upper part of the instrument, has the volume of about 600mL, is marked with scales, is marked with a mark line between 100mL and 550mL, has the resolution of 5mL, and is put on the disk: the organic glass tube is tightly arranged on the upper disc; taking over: connecting the measuring cylinder with the base, wherein a stainless steel valve is arranged in the middle of the measuring cylinder and used for starting and stopping the test; base: the lower part of the base is provided with a groove, and a rubber ring carried along is arranged; a support: the vertical column is used for connecting the upper disc and the base; a balancing weight: four blocks in total, each block weighs about 2.5 Kg; accessories: a marker ring; the road surface that current bituminous paving detected usefulness can operate comparatively loaded down with trivial details at the in-process that uses, need earlier at subaerial marking off lay sealed glue, then detect road surface infiltration appearance putting in sealed glue, thereby it is lower to make bituminous paving infiltration detection efficiency, the balancing weight of current road surface infiltration appearance simultaneously all directly places on the base, do not have corresponding fixing device, thereby make the balancing weight receive external force to remove easily, finally can influence bituminous paving infiltration testing result's accuracy, and the graduated flask of current road surface infiltration appearance is not convenient for dismantle, thereby it is comparatively inconvenient to make the cleanness of graduated flask.

Disclosure of Invention

The invention mainly aims to provide an asphalt pavement detection device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

an asphalt pavement detection device comprises a lower base, wherein a connecting pipe is arranged at the upper end of the lower base, two weight increasing press blocks are symmetrically arranged at the outer side of the connecting pipe at the upper end of the lower base, a fixed structure is arranged at the upper ends of the two weight increasing press blocks, an extrusion block is arranged at the lower ends of the two weight increasing press blocks, two fixed columns are symmetrically arranged at the lower ends of the fixed structure, two connecting plates are symmetrically arranged on the outer wall of the fixed structure, a second spring is arranged at the upper ends of the two connecting plates, a first spring is arranged inside the two connecting plates, a fixed clamping plate is arranged at the outer ends of the two connecting plates, an upper base is arranged above the fixed structure at the upper end of the connecting pipe, a fixed clamping block and a movable clamping block are arranged at the upper end of the upper base, and two third springs are symmetrically arranged inside the fixed clamping block and, and a container is arranged between the fixed clamping block and the movable clamping block.

Preferably, the lower extreme of base has been seted up down and has been held the water cavity, the water hole has been seted up on the top that holds the water cavity, the gas pocket has been seted up in the outside that is located a water hole in the top that holds the water cavity, a water hole and gas pocket all run through the upper end of base and holding the water cavity down, the lower extreme of base is provided with sealed the pad in the outside that is located and holds the water cavity down, the holding tank has been seted up to the upper end of base down, a plurality of small opening, a plurality of are evenly seted up to the bottom of holding tank the small opening all runs through the bottom and the holding tank of base down, the lower extreme of base is provided with the sealing washer in the outside that is located the small opening down, the upper end of base is provided with two bracing pieces in the inboard symmetry that.

Preferably, the connecting pipe is arranged between the two supporting rods, and an adjusting switch is arranged on the outer wall of the connecting pipe.

Preferably, an arc-shaped groove is formed in the inner ends of the two weight increasing pressing blocks, the two arc-shaped clamping grooves are symmetrically formed in the inner ends of the two weight increasing pressing blocks, the four arc-shaped clamping grooves are formed in the left side and the right side of the two arc-shaped grooves formed in the inner ends of the two weight increasing pressing blocks respectively, a fixing hole is formed in the upper end of each weight increasing pressing block, the fixing holes are formed in the outer sides of the two arc-shaped grooves respectively, the two extrusion blocks at the lower ends of the weight increasing pressing blocks are of arc-shaped structures, and the two extrusion blocks are arranged on the outer sides of the.

Preferably, the fixed knot constructs the outside at the connecting pipe, two a mounting hole has all been seted up to the upper end of connecting plate, two the mounting hole runs through the upper and lower both ends of two connecting plates respectively, two the connecting plate is all installed respectively on two bracing pieces through the mounting hole of seting up on it, two No. two the spring is installed respectively on two bracing pieces, two one is all seted up in the inside of connecting plate and is accomodate the chamber, two accomodate the chamber and seted up respectively in the outside of two mounting holes of seting up on two connecting plates, two a flexible hole has all been seted up on accomodating the outside inner wall in chamber, two flexible hole runs through two outer ends of accomodating chamber and two connecting plates respectively.

Preferably, the two springs are respectively arranged in two accommodating cavities formed in the two connecting plates, the inner sides of the two springs are respectively provided with a connecting column, the inner ends of the two connecting columns are respectively provided with a baffle, and the two baffles are respectively arranged at the inner ends of the two springs.

Preferably, the inner ends of the two fixing clamping plates are respectively connected with the outer ends of the two connecting columns, a fixing clamping groove is formed in each of the inner ends of the two fixing clamping plates, the two fixing clamping grooves are formed in the upper portions of the two connecting columns respectively, and a pull ring is arranged at each of the outer ends of the two fixing clamping plates.

Preferably, go up the base setting in the upper end of two bracing pieces and a No. two springs even, the mounting groove has been seted up to the upper end of going up the base, a No. two water holes have been seted up to the bottom of mounting groove, No. two water holes run through the bottom of mounting groove and the lower extreme of last base, two spread grooves have been seted up to the symmetry on the outer wall of going up the base, two all be provided with a connection fixture block on the inner wall of spread groove.

Preferably, the fixed fixture block and the movable fixture block are symmetrically arranged on the outer side of the mounting groove formed in the upper end of the upper base, two spring grooves are symmetrically formed in the inner ends of the fixed fixture block and the movable fixture block, and the three springs are symmetrically arranged in the four spring grooves.

Preferably, the container is arranged in an installation groove formed in the upper end of the upper base.

Compared with the prior art, the invention has the following beneficial effects:

1. the lower base is provided with the containing groove and the leakage hole, so that the sealant can be conveniently stored, and the extrusion block is arranged at the lower end of the weight increasing pressing block, so that the sealant can be conveniently extruded, the complexity of asphalt pavement detection is finally simplified, and the efficiency of asphalt pavement detection is improved;

2. the weight-increasing pressing block can be fixed conveniently by arranging the fixing structure, the fixing column and the second spring;

3. the fixing structure can be fixed conveniently by arranging the fixing clamping plate;

4. the first spring is arranged, so that the fixing of the fixing clamping plate can be facilitated;

5. through setting up fixed fixture block, activity fixture block and No. three springs, can be convenient for fixed and the dismantlement of container.

Drawings

FIG. 1 is a schematic view of the overall structure of an asphalt pavement detection device according to the present invention;

FIG. 2 is a schematic diagram of a position relationship structure between a lower base and a connecting pipe of the asphalt pavement detection device of the present invention;

FIG. 3 is a schematic structural diagram of a lower base of the asphalt pavement detection device of the present invention;

FIG. 4 is a schematic structural diagram of a weight increasing briquette of the asphalt pavement detection device of the present invention;

FIG. 5 is a schematic cross-sectional view of a fixing structure of the asphalt pavement detecting apparatus according to the present invention;

FIG. 6 is a schematic structural view of a first spring and a fixing clamp plate of the asphalt pavement detection device of the present invention;

FIG. 7 is a schematic structural diagram of an upper base of the asphalt pavement detection device according to the present invention;

fig. 8 is a schematic structural diagram of the position relationship between the fixed clamping block and the movable clamping block of the asphalt pavement detection device and the third spring.

In the figure: 1. a lower base; 2. a connecting pipe; 3. weighting and briquetting; 4. a fixed structure; 5. a first spring; 6. fixing the clamping plate; 7. an upper base; 8. fixing the fixture block; 9. a container; 10. a first water hole; 11. air holes; 12. a gasket; 13. a seal ring; 14. accommodating grooves; 15. a leak hole; 16. a sealing structure; 17. a support bar; 18. an adjustment switch; 19. an arc-shaped slot; 20. a fixing hole; 21. an arc-shaped clamping groove; 22. extruding the block; 23. fixing a column; 24. a connecting plate; 25. a second spring; 26. mounting holes; 27. a receiving cavity; 28. a telescopic hole; 29. connecting columns; 30. a baffle plate; 31. fixing the clamping groove; 32. a pull ring; 33. mounting grooves; 34. a second water hole; 35. connecting grooves; 36. connecting a clamping block; 37. a movable clamping block; 38. a spring slot; 39. a third spring; 40. a water-containing chamber.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-8, an asphalt pavement detection device comprises a lower base 1, a connecting pipe 2 is arranged at the upper end of the lower base 1, two weight-increasing press blocks 3 are symmetrically arranged at the outer side of the connecting pipe 2 at the upper end of the lower base 1, a fixing structure 4 is arranged at the upper ends of the two weight-increasing press blocks 3, an extruding block 22 is arranged at the lower ends of the two weight-increasing press blocks 3, two fixing columns 23 are symmetrically arranged at the lower end of the fixing structure 4, two connecting plates 24 are symmetrically arranged on the outer wall of the fixing structure 4, a second spring 25 is arranged at the upper ends of the two connecting plates 24, a first spring 5 is arranged inside the two connecting plates 24, a fixing clamping plate 6 is arranged at the outer end of each connecting plate 24, an upper base 7 is arranged above the fixing structure 4 at the upper end of the connecting pipe 2, a fixing clamping block 8 and a, two third springs 39 are symmetrically arranged inside the fixed clamping block 8 and the movable clamping block 37, and a container 9 is arranged between the fixed clamping block 8 and the movable clamping block 37.

In this embodiment, the lower end of the lower base 1 is provided with a water containing cavity 40, the top end of the water containing cavity 40 is provided with a water hole 10, the top end of the water containing cavity 40 is provided with an air hole 11 at the outer side of the water hole 10, the water hole 10 and the air hole 11 both penetrate the upper end of the lower base 1 and the water containing cavity 40, the lower end of the lower base 1 is provided with a sealing gasket 12 at the outer side of the water containing cavity 40 for facilitating the storage and laying of the sealing adhesive, holding tank 14 has been seted up in lower base 1's upper end, and a plurality of small opening 15 has evenly been seted up to holding tank 14's bottom, and a plurality of small opening 15 all runs through lower base 1's bottom and holding tank 14, and lower base 1's lower extreme is provided with sealing washer 13 in the outside that is located small opening 15, and lower base 1's upper end is provided with two bracing pieces 17 in the inboard symmetry that is located holding tank 14, is provided with seal structure 16 on the gas pocket 11.

In the present embodiment, the connection tube 2 is disposed between the two support rods 17, and an adjustment switch 18 is disposed on an outer wall of the connection tube 2.

In this embodiment, in order to facilitate laying of sealed glue, the lower extreme that adds weight briquetting 3 has set up extrusion piece 22, an arc wall 19 has all been seted up to two inner that add weight briquetting 3, two arc draw-in grooves 21 have been seted up to two equal symmetries in the inner that adds weight briquetting 3, four arc draw-in grooves 21 set up respectively in the left and right sides of two arc walls 19 that two inner set up of adding weight briquetting 3, a fixed orifices 20 has all been seted up to two upper ends that add weight briquetting 3, set up respectively in the outside of two arc walls 19 for two fixed orifices 20, two extrusion pieces 22 that two add weight briquetting 3 lower extremes are the arc structure, two extrusion pieces 22 all set up the outside at arc draw-in groove 21.

In this embodiment, in order to facilitate the fixing of weight gain briquetting 3, fixed knot constructs 4, fixed column 23, No. two spring 25, fixed knot constructs 4 and sets up the outside at connecting pipe 2, a mounting hole 26 has all been seted up to the upper end of two connecting plates 24, two mounting holes 26 run through the upper and lower both ends of two connecting plates 24 respectively, two connecting plates 24 all install respectively on two bracing pieces 17 through the mounting hole 26 that sets up on it, two No. two spring 25 install respectively on two bracing pieces 17, one accomodate chamber 27 has all been seted up to the inside of two connecting plates 24, two outside of seting up two mounting holes 26 on two connecting plates 24 are seted up respectively to accomodate chamber 27, two flexible hole 28 have all been seted up on the outside inner wall of accomodating chamber 27, two flexible hole 28 run through two outer ends of accomodating chamber 27 and two connecting plates 24 respectively.

In this embodiment, in order to facilitate the fixing of the fixing clip 6, a first spring 5 is provided, two first springs 5 are respectively arranged in two accommodating cavities 27 formed in two connecting plates 24, the inner sides of the two first springs 5 are respectively provided with a connecting column 29, the inner ends of the two connecting columns 29 are respectively provided with a baffle 30, and the two baffles 30 are respectively arranged at the inner ends of the two first springs 5.

In this embodiment, in order to facilitate the fixing of the upper base 7, the fixing clip plates 6 are provided, the inner ends of the two fixing clip plates 6 are respectively connected with the outer ends of the two connecting posts 29, the inner ends of the two fixing clip plates 6 are respectively provided with one fixing clip groove 31, the two fixing clip grooves 31 are respectively arranged above the two connecting posts 29, and the outer ends of the two fixing clip plates 6 are respectively provided with one pull ring 32.

In this embodiment, go up the base 7 setting at two bracing pieces 17 and the upper end of a spring 25 even, go up the upper end of base 7 and seted up mounting groove 33, No. two water holes 34 have been seted up to the bottom of mounting groove 33, and No. two water holes 34 run through the bottom of mounting groove 33 and the lower extreme of last base 7, go up two spread grooves 35 have been seted up to the symmetry on the outer wall of base 7, all are provided with a connection fixture block 36 on the inner wall of two spread grooves 35.

In this embodiment, in order to facilitate the installation and the removal of the container 9, the movable fixture block 37 of the fixed fixture block 8 and the third spring 39 are provided, the fixed fixture block 8 and the movable fixture block 37 are symmetrically provided at the outer side of the installation groove 33 provided at the upper end of the upper base 7, the inner ends of the fixed fixture block 8 and the movable fixture block 37 are symmetrically provided with two spring grooves 38, and the two third springs 39 are symmetrically provided in the four spring grooves 38.

In this embodiment, the container 9 is mounted in a mounting groove 33 formed in the upper end of the upper base 7.

When the device is used, firstly, the device is placed at a place to be detected, then, the sealant is placed into a containing groove 14 formed in a lower base 1, then, a weight increasing press block 3 is installed at the upper end of the lower base 1, at the moment, an extrusion block 22 at the lower end of the weight increasing press block 3 extrudes the sealant in the containing groove 14 from a leakage hole 15, so that the sealant can fill a gap between the lower base 1 and the ground, then, a fixing clamping plate 6 is pulled outwards, at the moment, a first spring 5 is extruded and contracted by a baffle 30, when a fixing clamping groove 31 is connected with a clamping block 36 and is separated, then, the fixing clamping plate 6 is loosened, at the moment, a second spring 25 pushes a fixing structure 4 downwards, finally, a fixing column 23 is clamped into a fixing hole 20, at the moment, the weight increasing press block 3 is fixed, then, water is placed into a container 9, finally, the adjusting switch 18 on the connecting pipe 2 is opened for detection; when the container 9 needs to be cleaned, the movable clamping block 37 is pulled outwards, and then the container 9 is taken out from the mounting groove 33.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an asphalt pavement detection device which characterized in that: comprises a lower base (1), a connecting pipe (2) is arranged at the upper end of the lower base (1), two weight increasing press blocks (3) are symmetrically arranged at the outer side of the connecting pipe (2) at the upper end of the lower base (1), a fixed structure (4) is arranged at the upper end of the two weight increasing press blocks (3), an extrusion block (22) is arranged at the lower end of each of the two weight increasing press blocks (3), two fixed columns (23) are symmetrically arranged at the lower end of each of the fixed structures (4), two connecting plates (24) are symmetrically arranged on the outer wall of each of the fixed structures (4), a second spring (25) is arranged at the upper end of each of the two connecting plates (24), a first spring (5) is arranged inside each of the two connecting plates (24), a fixed clamping plate (6) is arranged at the outer end of each of the two connecting plates (24), an upper base (7) is arranged at the upper end of the connecting pipe (, the upper end of going up base (7) is provided with a fixed fixture block (8) and a activity fixture block (37), the inside symmetry of fixed fixture block (8) and activity fixture block (37) is provided with two No. three springs (39), install container (9) between fixed fixture block (8) and the activity fixture block (37).

2. The asphalt pavement detection device according to claim 1, characterized in that: the lower end of the lower base (1) is provided with a water containing cavity (40), the top end of the water containing cavity (40) is provided with a first water hole (10), the top end of the water containing cavity (40) is provided with a gas hole (11) at the outer side of the first water hole (10), the first water hole (10) and the gas hole (11) penetrate the upper end of the lower base (1) and the water containing cavity (40), the lower end of the lower base (1) is provided with a sealing gasket (12) at the outer side of the water containing cavity (40), the upper end of the lower base (1) is provided with an accommodating groove (14), the bottom end of the accommodating groove (14) is uniformly provided with a plurality of leakage holes (15), the bottom ends of the lower base (1) are penetrated through the accommodating groove (14) by the plurality of leakage holes (15), and the lower end of the lower base (1) is provided with a sealing ring (13) at the outer side of the leakage holes (, the upper end of lower base (1) is located holding tank (14) inboard symmetry and is provided with two bracing pieces (17), be provided with seal structure (16) on gas pocket (11).

3. The asphalt pavement detection device according to claim 2, characterized in that: the connecting pipe (2) is arranged between the two supporting rods (17), and an adjusting switch (18) is arranged on the outer wall of the connecting pipe (2).

4. The asphalt pavement detection device according to claim 3, characterized in that: two arc wall (19) have all been seted up to the inner of weight gain briquetting (3), two arc draw-in groove (21), four have been seted up to the equal symmetry in the inner of weight gain briquetting (3) the left and right sides of two arc wall (19) that set up in two weight gain briquetting (3) inner respectively, two a fixed orifices (20) have all been seted up, two to the upper end of weight gain briquetting (3) fixed orifices (20) are seted up respectively in the outside of two arc walls (19), two extrusion piece (22) of weight gain briquetting (3) lower extreme are the arc structure, two extrusion piece (22) all set up in the outside of arc draw-in groove (21).

5. The asphalt pavement detection device according to claim 4, characterized in that: the fixing structure (4) is arranged on the outer side of the connecting pipe (2), one mounting hole (26) is formed in the upper end of each connecting plate (24), the mounting holes (26) penetrate through the upper end and the lower end of each connecting plate (24), the connecting plates (24) are mounted on the two supporting rods (17) through the mounting holes (26) formed in the connecting plates (24), the two springs (25) are mounted on the two supporting rods (17), one accommodating cavity (27) is formed in each connecting plate (24), the accommodating cavities (27) are formed in the outer sides of the two mounting holes (26) formed in the two connecting plates (24), one telescopic hole (28) is formed in the inner wall of the outer side of each accommodating cavity (27), and the outer ends of the two accommodating cavities (27) and the outer ends of the two connecting plates (24) penetrate through the telescopic holes (28).

6. The asphalt pavement detection device according to claim 5, characterized in that: two spring (5) set up respectively in two storage cavity (27) of seting up in two connecting plates (24), two the inboard of spring (5) all is provided with a spliced pole (29), two the inner of spliced pole (29) all is provided with a baffle (30), two baffle (30) set up respectively in the inner of two spring (5).

7. The asphalt pavement detection device according to claim 6, characterized in that: the inner ends of the two fixing clamping plates (6) are connected with the outer ends of the two connecting columns (29) respectively, one fixing clamping groove (31) is formed in each inner end of the two fixing clamping plates (6), the two fixing clamping grooves (31) are formed in the upper portions of the two connecting columns (29) respectively, and each outer end of each fixing clamping plate (6) is provided with a pull ring (32).

8. The asphalt pavement detection device according to claim 7, characterized in that: go up base (7) and set up in the upper end of two bracing pieces (17) and a No. two spring (25) even, go up the upper end of base (7) and seted up mounting groove (33), No. two water hole (34) have been seted up to the bottom of mounting groove (33), No. two water hole (34) run through the bottom of mounting groove (33) and the lower extreme of last base (7), go up two spread groove (35), two have been seted up to the symmetry on the outer wall of base (7) all be provided with a connection fixture block (36) on the inner wall of spread groove (35).

9. The asphalt pavement detection device according to claim 8, characterized in that: the fixed fixture block (8) and the movable fixture block (37) are symmetrically arranged, the fixed fixture block (8) and the movable fixture block (37) are symmetrically arranged on the outer side of an installation groove (33) formed in the upper end of the upper base (7), two spring grooves (38) are symmetrically formed in the inner ends of the fixed fixture block (8) and the movable fixture block (37), and the three springs (39) are symmetrically arranged in the four spring grooves (38).

10. The asphalt pavement detecting device according to claim 9, characterized in that: the container (9) is arranged in an installation groove (33) formed in the upper end of the upper base (7).