CN211553703U

CN211553703U - Highway subgrade high temperature resistance detection device

Info

Publication number: CN211553703U
Application number: CN201921557783.8U
Authority: CN
Inventors: 连应鸿
Original assignee: Guangdong Shengli Engineering Co ltd
Current assignee: Guangdong Shengli Engineering Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-09-22
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a highway subgrade high temperature resistance detection device belongs to highway detection technology field. The utility model provides a highway subgrade high temperature resistance detection device, is including setting up the detection mechanism on removing the carrier, and detection mechanism includes the portal frame, and the pneumatic cylinder is installed to the portal frame upper end, and pneumatic cylinder piston rod tip passes the portal frame top surface and extends to inside and the balanced extrusion subassembly of fixedly connected with, and portal frame lower extreme sliding connection has contrast determine module, and contrast determine module is through the traverse mechanism and the road surface movable contact on removing the carrier. The utility model discloses a detection mechanism on removing the carrier to the horizontal mechanism on utilizing removing the carrier releases detection mechanism, and the rethread pneumatic cylinder promotes balanced extrusion subassembly downwards, makes contrast detection subassembly atress even, and after bearing block and road surface contact, utilizes the heating pipe to carry out the even heating to the road surface, can be through the contact condition on two bearing blocks and road surface, judges whether highway subgrade accords with the standard in the high temperature detection is experimental.

Description

Highway subgrade high temperature resistance detection device

Technical Field

The utility model relates to a highway detects technical field, and more specifically says, relates to a highway subgrade high temperature resistance detection device.

Background

The asphalt pavement rut is one of main highway diseases in China, and is a pavement damage phenomenon that a running lane generates large permanent deformation at a running track under the repeated action of the load of an asphalt pavement vehicle, and a shape of the pavement is similar to a groove and is formed on the asphalt pavement along the running direction of the vehicle. Rutting generally occurs during the hot season, and the asphalt surface layer is gradually formed by permanent deformation and viscous flow under repeated rolling of the vehicle. Therefore, the high-temperature resistance detection device for the highway subgrade is particularly important for high-temperature resistance detection of the highway subgrade, and is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a highway subgrade high temperature resistance detection device to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

The utility model provides a highway subgrade high temperature resistance detection device, is including setting up the detection mechanism on removing the carrier, detection mechanism includes the portal frame, the pneumatic cylinder is installed to the portal frame upper end, pneumatic cylinder tailpiece of the piston rod portion passes the portal frame top surface and extends to inside and the balanced extrusion subassembly of fixedly connected with, the balanced extrusion subassembly left and right ends outside all with portal frame inner wall sliding connection, portal frame lower extreme sliding connection has contrast determine module, contrast determine module is through moving traverse mechanism and road surface movable contact on the carrier.

Preferably, two sliding chutes are symmetrically formed in the inner walls of the left end and the right end of the portal frame, the inner sides of the sliding chutes are in sliding fit with the outer sides of the end portions of the balanced extrusion assemblies, limiting grooves are formed in four corners of the lower end of the portal frame, and the inner sides of the limiting grooves are in sliding connection with the outer sides of the upper ends of the comparison detection assemblies.

Preferably, balanced extrusion subassembly is including the extrusion piece, extrusion piece upper end middle part and pneumatic cylinder tailpiece of the piston rod portion fixed connection, the extrusion groove has been seted up to extrusion piece lower extreme, the extrusion groove is the equilateral triangle structure, just extrusion inslot wall and contrast determine module upper end outside sliding contact, and extrusion piece left and right sides both ends symmetric welding has two guide rails, the guide rail outside and the inboard sliding connection of sliding tray.

Preferably, contrast detecting element includes bulldozing block, bulldozing block upper portion be with the triangle-shaped structure of extrusion groove size of a dimension looks adaptation, bulldoze block lower part is the cuboid structure, just the position one-to-one welding of the relative spacing groove of bulldozing block top surface has four gag lever posts, the gag lever post upper end is provided with the gag lever post rather than integrated into one piece and plays, the gag lever post plays the outside and spacing inslot side sliding connection.

Preferably, the bottom surface of the pushing block is rectangular and provided with four guide grooves, the lower end of the pushing block is further symmetrically provided with two bearing blocks, each bearing block is of a T-shaped structure, the top surface of each bearing block is welded with a guide sleeve which is in sliding connection with the corresponding guide groove, a spring is arranged inside each guide sleeve, and the upper end and the lower end of each spring are respectively in abutting contact with the top surface of the corresponding guide groove and the bottom surface of the inner side of the corresponding guide sleeve.

Preferably, a plurality of heating panels are symmetrically arranged on the left side and the right side of the upper end of one of the bearing blocks, the heating panels are fixedly mounted on the bottom surfaces of the pushing blocks and made of ceramic materials, heating pipes are mounted inside the heating panels, and heat conduction materials are filled outside the heating pipes.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a detection mechanism on removing the carrier to the horizontal mechanism on utilizing removing the carrier releases detection mechanism, and the rethread pneumatic cylinder promotes balanced extrusion subassembly downwards, makes contrast detection subassembly atress even, and after bearing block and road surface contact, utilizes the heating pipe to carry out the even heating to the road surface, can be through the contact condition on two bearing blocks and road surface, judges whether highway subgrade accords with the standard in the high temperature detection is experimental. The utility model has the advantages of simple and reasonable structure, can effectively detect the high temperature resistance ability of highway subgrade face.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a portal frame and a connection structure thereof;

FIG. 3 is a schematic view of the disassembly of the connection structure of the extrusion block and the pushing block of the present invention;

FIG. 4 is a schematic top view of the middle push block structure of the present invention;

fig. 5 is a schematic view of the section and the internal structure of the middle heating panel of the present invention.

The reference numbers in the figures illustrate: 1. a gantry; 101. a sliding groove; 102. a limiting groove; 2. a hydraulic cylinder; 3. a balanced extrusion assembly; 301. extruding the block; 302. extruding a groove; 303. a guide rail; 4. a comparison detection component; 401. a push block; 402. a limiting rod; 403. a limiting ring is arranged; 404. a guide groove; 405. a bearing block; 406. a guide sleeve; 407. a spring; 408. a heating panel; 409. heating the tube.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a highway subgrade high temperature resistance detection device, including setting up the detection mechanism on removing the carrier, detection mechanism includes portal frame 1, pneumatic cylinder 2 is installed to 1 upper ends of portal frame, 2 piston rod tip of pneumatic cylinder pass 1 top surface of portal frame and extend to inside and fixedly connected with equal extrusion subassembly 3, 3 left and right ends outsides of equal extrusion subassembly all with 1 inner wall sliding connection of portal frame, 1 lower extreme sliding connection of portal frame has contrast determine module 4, contrast determine module 4 is through moving traverse mechanism and road surface movable contact on the carrier. The utility model discloses in remove the traverse mechanism on the carrier for can release detection mechanism for when balanced extrusion subassembly 3 bulldozes contrast determine module 4 downwards, contrast determine module 4 lower extreme and road surface contact.

Two sliding chutes 101 have been seted up to both ends inner wall symmetry about portal frame 1, sliding chute 101 inboard and 3 tip outside sliding fit of balanced extrusion subassembly, and spacing groove 102 has all been seted up to 1 lower extreme four corners department of portal frame, spacing groove 102 inboard and contrast detection subassembly 4 upper end outside sliding connection.

Balanced extrusion subassembly 3 includes extrusion piece 301, extrusion piece 301 upper end middle part and 2 piston rod end fixed connection of pneumatic cylinder, and extrusion groove 302 has been seted up to extrusion piece 301 lower extreme, and extrusion groove 302 is equilateral triangle structure, and extrusion groove 302 inner wall and the outside sliding contact in contrast detection component 4 upper end to both ends symmetrical welding has two guide rails 303 about extrusion piece 301, the outside of guide rail 303 and the inboard sliding connection of sliding tray 101.

The contrast detection component 4 comprises a pushing block 401, the upper portion of the pushing block 401 is of a triangular structure matched with the size of the extrusion groove 302 in size, the lower portion of the pushing block 401 is of a cuboid structure, four limit rods 402 are welded on the top surface of the pushing block 401 in a one-to-one correspondence mode relative to the positions of the limit grooves 102, the upper ends of the limit rods 402 are provided with limit rings 403 integrally formed with the limit rods, and the outer sides of the limit rings 403 are connected with the inner sides of the limit grooves 102 in a sliding mode. The utility model discloses set up the spacing ring in gag lever post 402 upper end and play 403, avoid bulldozing block 401 from the separation of portal frame 1 lower extreme landing.

The bottom surface of the pushing block 401 is rectangular and provided with four guide grooves 404, the lower end of the pushing block 401 is further symmetrically provided with two bearing blocks 405, each bearing block 405 is of a T-shaped structure, the top surface of each bearing block 405 is welded with a guide sleeve 406 which is in sliding connection with the corresponding guide groove 404, a spring 407 is arranged inside each guide sleeve 406, and the upper end and the lower end of each spring 407 are respectively in abutting contact with the top surface of the corresponding guide groove 404 and the bottom surface of the inner side of the corresponding guide sleeve 406.

The left side and the right side of the upper end of one of the bearing blocks 405 are also symmetrically provided with a plurality of heating panels 408, the heating panels 408 are fixedly installed on the bottom surface of the pushing block 401, the heating panels 408 are made of ceramic materials, a heating pipe 409 is installed inside the heating panels 408, and the outer side of the heating pipe 409 is filled with heat conduction materials.

The utility model relates to a highway subgrade high temperature resistance detection device, because under bituminous paving vehicle load acts repeatedly, the lane produces great permanent deformation in driving track department to along the road surface damage phenomenon of the similar slot of a shape that vehicle traffic direction formed on bituminous paving. Therefore, the detection mechanism is pushed out by the detection mechanism on the mobile carrier and the transverse mechanism on the mobile carrier, the extrusion block 301 is pushed downwards by the hydraulic cylinder 2, so that the extrusion block 301 slides downwards in the portal frame 1 along the sliding groove 101, the pushing block 401 pushed below the extrusion block 301 is uniformly stressed due to the equilateral triangle extrusion groove 302 formed at the lower end of the extrusion block 301, and after the bearing block 405 at the lower end of the pushing block 401 is contacted with the road surface, the guide sleeve 406 slides upwards in the guide groove 404, and the spring 407 is stressed and compressed; and then the heating pipe 409 is connected with an external power supply, so that the heating pipe 409 uniformly heats the road surface, and whether the highway subgrade meets the standard in a high-temperature detection test can be judged through the contact condition of the two bearing blocks 405 and the road surface under the influence of the support of the hydraulic cylinder 2 and the accumulated force expansion of the spring 407.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several of the elements recited in the product claims may also be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.

Claims

1. The utility model provides a highway subgrade high temperature resistance detection device, is including setting up the detection mechanism on removing the carrier, its characterized in that: detection mechanism includes portal frame (1), pneumatic cylinder (2) are installed to portal frame (1) upper end, pneumatic cylinder (2) piston rod tip passes portal frame (1) top surface and extends to inside and fixedly connected with isostatic pressing subassembly (3), the isostatic pressing subassembly (3) is controlled the end outside and all is with portal frame (1) inner wall sliding connection, portal frame (1) lower extreme sliding connection has contrast determine module (4), contrast determine module (4) are through moving traverse mechanism and road surface movable contact on the carrier.

2. The device for detecting the high temperature resistance of the highway subgrade according to the claim 1, which is characterized in that: two sliding chutes (101) have been seted up to both ends inner wall symmetry about portal frame (1), sliding chute (101) inboard and balanced extrusion subassembly (3) tip outside sliding fit, spacing groove (102) have all been seted up to portal frame (1) lower extreme four corners department, spacing groove (102) inboard and contrast determine module (4) upper end outside sliding connection.

3. The device for detecting the high temperature resistance of the highway subgrade according to the claim 2, characterized in that: balanced extrusion subassembly (3) are including extrusion piece (301), extrusion piece (301) upper end middle part and pneumatic cylinder (2) piston rod tip fixed connection, extrusion groove (302) have been seted up to extrusion piece (301) lower extreme, extrusion groove (302) are equilateral triangle structure, just extrusion groove (302) inner wall and contrast detecting component (4) upper end outside sliding contact, and extrusion piece (301) left and right sides both ends symmetric welding has two guide rails (303), guide rail (303) outside and sliding tray (101) inboard sliding connection.

4. The device for detecting the high temperature resistance of the highway subgrade according to the claim 3, characterized in that: contrast detecting element (4) are including bulldozing piece (401), bulldozing piece (401) upper portion is the triangle-shaped structure with extrusion groove (302) size of a dimension looks adaptation, bulldozing piece (401) lower part is the cuboid structure, just the position one-to-one welding of the relative spacing groove (102) of bulldozing piece (401) top surface has four gag lever post (402), gag lever post (402) upper end is provided with rather than integrated into one piece's spacing ring play (403), the inside sliding connection in (403) outside and spacing groove (102) is played to the gag lever post.

5. The device for detecting the high temperature resistance of the highway subgrade according to the claim 4, wherein: the bottom surface of the pushing block (401) is rectangular and provided with four guide grooves (404), the lower end of the pushing block (401) is further symmetrically provided with two bearing blocks (405), each bearing block (405) is of a T-shaped structure, a guide sleeve (406) which is in sliding connection with the guide grooves (404) is welded on the top surface of each bearing block (405), a spring (407) is arranged inside each guide sleeve (406), and the upper end and the lower end of each spring (407) are respectively in abutting contact with the top surface of each guide groove (404) and the bottom surface of the inner side of each guide sleeve (406).

6. The device for detecting the high temperature resistance of the highway subgrade according to the claim 5, wherein: the left side and the right side of the upper end of one of the bearing block (405) are further symmetrically provided with a plurality of heating panels (408), the heating panels (408) are fixedly installed on the bottom surface of the pushing block (401), the heating panels (408) are made of ceramic materials, a heating pipe (409) is installed inside the heating panels (408), and the outer side of the heating pipe (409) is filled with heat conduction materials.