1. A protective layer thickness detection device for highway engineering structurally comprises a connecting plate (1), a working box (2), a rotary machine (3) and a supporting plate (4), wherein the outer side of the connecting plate (1) is connected to the inner side of the supporting plate (4) through a stud, the lower end of the working box (2) is movably clamped at the upper end of the connecting plate (1), and the lower end of the rotary machine (3) is fixedly embedded at the upper end of the working box (2); the method is characterized in that:

be equipped with support column (21), rand (22), scraping device (23), card frame (24), fixing device (25) in work box (2), the support column (21) outside is fixed mutually with card frame (24) inboard, support column (21) inboard is inlayed in the rand (22) outside, scraping device (23) outside and fixing device (25) inboard looks block, fixing device (25) outside is laminated mutually with rand (22) inboard.

2. The device for detecting the thickness of the protective layer for road engineering according to claim 1, wherein: the scraping device (23) is internally provided with a bottom opening (231), a supporting ring (232), a supporting frame (233), a top plate (234), a supporting rod (235) and a telescopic plate (236), the upper end of the bottom opening (231) is connected to the lower end of the telescopic plate (236) in a riveting mode, the lower end of the supporting ring (232) is connected with the upper end of the telescopic plate (236), the inner side of the supporting frame (233) is fixed to the outer side of the supporting rod (235), the upper end of the top plate (234) is fixedly embedded into the lower end of the supporting rod (235), and the lower end of the top plate (234) is welded to the upper end of the supporting ring (.

3. The device for detecting the thickness of the protective layer for road engineering according to claim 2, wherein: the bottom opening (231) is internally provided with a scraper (a 1), a guide opening (a 2), a check ring (a 3), a connecting rod (a 4), a supporting block (a 5) and a supporting ring (a 6), the inner side of the scraper (a 1) is fixedly connected to the outer side of the supporting ring (a 6), the guide opening (a 2) and the supporting ring (a 6) are of an integrated structure, the front end of the check ring (a 3) is welded with the rear end of the connecting rod (a 4), the inner side of the connecting rod (a 4) is fixedly embedded in the outer side of the supporting block (a 5), and the inner side of the supporting block (a 5) is riveted with the outer side of the supporting ring (a 6).

4. The device for detecting the thickness of the protective layer for road engineering according to claim 3, wherein: be equipped with in scraper blade (a 1) and scrape piece (a 11), draw-in groove (a 12), bullet post (a 13), mount (a 14), flexible groove (a 15), bullet pipe (a 16), scrape piece (a 11) lower extreme and inlay the solid and connect in draw-in groove (a 12) upper end, draw-in groove (a 12) lower extreme is connected with bullet post (a 13) upper end, bullet post (a 13) lower extreme activity block in flexible groove (a 15) upper end, flexible groove (a 15) lower extreme is located in mount (a 14) and is carried out fixed fit, flexible groove (a 15) upper end riveting is connected in bullet pipe (a 16) lower extreme, bullet pipe (a 16) inboard is laminated with bullet post (a 13) outside mutually.

5. The device for detecting the thickness of the protective layer for road engineering according to claim 4, wherein: be equipped with in scraping piece (a 11) and scrape angle (b 1), scrape strip (b 2), baffle (b 3), guide slot (b 4), dog (b 5), lead angle (b 6), scrape angle (b 1) rear end and inlay to be connected in scraping strip (b 2) front end, scrape strip (b 2) lower extreme and baffle (b 3) upper end looks riveting, baffle (b 3) lower extreme is fixed mutually with lead angle (b 6) upper end, guide slot (b 4) are located lead angle (b 6) lower extreme and are led the cooperation, dog (b 5) inboard is laminated mutually with guide slot (b 4) outside.

6. The device for detecting the thickness of the protective layer for road engineering according to claim 1, wherein: the fixing device (25) is internally provided with a fixing column (251), a clamping ring (252), a supporting ring (253), a fixing plate (254), a fixing rod (255) and a top ring (256), the outer side of the fixing column (251) is fixed with the inner side of the fixing plate (254), the inner side of the clamping ring (252) is welded with the outer side of the supporting ring (253), the rear end of the fixing column (251) is riveted with the front end of the clamping ring (252), the fixing rod (255) is arranged between the fixing columns (251) to be supported and matched, and the outer side of the top ring (256) is attached to the inner side of the fixing rod (255).

7. The device for detecting the thickness of the protective layer for road engineering according to claim 6, wherein: a fixed ring (c 1), an arc plate (c 2), a connecting column (c 3), an arc block (c 4), a guide block (c 5) and a pressing opening (c 6) are arranged in the fixed column (251), the outer side of the fixed ring (c 1) is welded with the inner side of the guide block (c 5), the inner side of the arc plate (c 2) is riveted with the outer side of the connecting column (c 3), the inner side of the connecting column (c 3) is fixed with the outer side of the guide block (c 5), the arc block (c 4) is arranged between the guide blocks (c 5) for supporting and matching, and the pressing opening (c 6) and the guide block (c 5) are of an integrated structure.

8. The device for detecting the thickness of the protective layer for road engineering according to claim 7, wherein: be equipped with arc circle (c 11), ejector pad (c 12), connecting block (c 13), pressure angle (c 14), angle (c 15), interface (c 16) in retainer plate (c 1), arc circle (c 11) front end is fixed with ejector pad (c 12) rear end, ejector pad (c 12) inboard with butt angle (c 15) outside and weld mutually, support cooperation is located between angle (c 15) in connecting block (c 13), press angle (c 14) outside and connecting block (c 13) inboard looks block, interface (c 16) inboard is connected with arc circle (c 11) outside.

Background

The highway engineering refers to the work of reconnaissance and detection after highway construction, after highway repair, the action force is applied to the protective layer at the top end of the pavement through the thickness detection device to generate impact, and the ratio of the vibration strength generated by the impact to the back vibration is used for judging whether the thickness of the pavement reaches a qualified standard value.

Based on the above description, the inventor finds that the existing protective layer thickness detection device for highway engineering mainly has the following defects, for example: when rainy day, the post that hits in the detection device strikes the protective layer on road surface top, make the concrete of protective layer upper end hit the post and hit out crushed powder and fragment, soak fragment and crushed powder along with the rainwater, the crushed powder that makes to hit the post bottom produces the adsorptivity with the fragment and covers on hitting the fillet of post, lead to the transposition to chisel and hit when getting numerical value, hit post bottom fillet and covered the emergence slip by crushed powder, when causing to hit post striking road surface protective layer, by the fragment pad, can't obtain accurate numerical value.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a protective layer thickness detection device for highway engineering to solve the problems in the prior art.

The technical scheme adopted by the invention for realizing the technical purpose is as follows: the protective layer thickness detection device for the highway engineering structurally comprises a connecting plate, a working box, a rotary machine and a supporting plate, wherein a stud is connected to the inner side of the supporting plate on the outer side of the connecting plate, the lower end of the working box is movably clamped at the upper end of the connecting plate, and the lower end of the rotary machine is fixedly connected to the upper end of the working box.

As a further improvement of the invention, a support column, a clamping ring, a scraping device, a clamping frame and a fixing device are arranged in the working box, the outer side of the support column is fixed with the inner side of the clamping frame, the inner side of the support column is embedded and fixed on the outer side of the clamping ring, the outer side of the scraping device is clamped with the inner side of the fixing device, the outer side of the fixing device is attached to the inner side of the clamping ring, and the scraping device is in an arc shape and surrounds the outer side of the collision column.

As a further improvement of the invention, a bottom opening, a supporting ring, a supporting frame, a top plate, a supporting rod and a telescopic plate are arranged in the scraping device, the upper end of the bottom opening is riveted and connected with the lower end of the telescopic plate, the lower end of the supporting ring is connected with the upper end of the telescopic plate, the inner side of the supporting frame is fixed with the outer side of the supporting rod, the upper end of the top plate is embedded and fixed at the lower end of the supporting rod, the lower end of the top plate is welded with the upper end of the supporting ring, and the supporting ring and the telescopic plate are.

As a further improvement of the invention, a scraper, a guide port, a check ring, a connecting rod, a supporting block and a supporting ring are arranged in the bottom port, the inner side of the scraper is fixedly connected to the outer side of the supporting ring, the guide port and the supporting ring are of an integrated structure, the front end of the check ring is welded with the rear end of the connecting rod, the inner side of the connecting rod is embedded and fixed to the outer side of the supporting block, the inner side of the supporting block is riveted with the outer side of the supporting ring, and the check ring is in an inclined arc shape.

As a further improvement of the invention, a scraping block, a clamping groove, an elastic column, a fixing frame, a telescopic groove and an elastic tube are arranged in the scraping plate, the lower end of the scraping block is fixedly embedded at the upper end of the clamping groove, the lower end of the clamping groove is connected with the upper end of the elastic column, the lower end of the elastic column is movably clamped at the upper end of the telescopic groove, the fixing frame is arranged at the lower end of the telescopic groove for fixed matching, the upper end of the telescopic groove is connected at the lower end of the elastic tube in a riveting manner, the inner side of the elastic tube is attached to the outer side of the elastic column, and the elastic column and the elastic tube are made of rubber materials and have elasticity.

As a further improvement of the invention, a scraping angle, a scraping strip, a guide plate, a guide groove, a stop block and a guide angle are arranged in the scraping block, the rear end of the scraping angle is fixedly embedded and connected with the front end of the scraping strip, the lower end of the scraping strip is riveted with the upper end of the guide plate, the lower end of the guide plate is fixed with the upper end of the guide angle, the guide groove is arranged at the lower end of the guide angle for guiding and matching, the inner side of the stop block is attached to the outer side of the guide groove, and the guide angle is made of rubber and is arc-shaped.

As a further improvement of the invention, the fixing device is internally provided with a fixing column, a snap ring, a butting ring, a fixing plate, a fixing rod and a top ring, the outer side of the fixing column is fixed with the inner side of the fixing plate, the inner side of the snap ring is welded with the outer side of the butting ring, the rear end of the fixing column is riveted with the front end of the snap ring, the fixing rod is arranged between the fixing columns for supporting and matching, the outer side of the top ring is attached to the inner side of the fixing rod, and six fixing rods are arranged and distributed around the top ring.

As a further improvement of the invention, a fixed ring, an arc plate, connecting columns, arc blocks, guide blocks and pressure ports are arranged in the fixed column, the outer side of the fixed ring is welded with the inner side of the guide blocks, the inner side of the arc plate is riveted with the outer side of the connecting columns, the inner side of the connecting columns is fixed with the outer side of the guide blocks, the arc blocks are arranged between the guide blocks for supporting and matching, the pressure ports and the guide blocks are of an integrated structure, and four guide blocks and four arc blocks are arranged and distributed around the fixed ring.

As a further improvement of the invention, an arc ring, a push block, connecting blocks, four pressing angles, four abutting angles and a connector are arranged in the fixed ring, the front end of the arc ring is fixed with the rear end of the push block, the inner side of the push block is welded with the outer side of the abutting angles, the connecting blocks are arranged between the abutting angles for supporting and matching, the outer side of the pressing angle is clamped with the inner side of the connecting blocks, the inner side of the connector is connected with the outer side of the arc ring, and the abutting angles are conical and distributed around the pressing angles.

The invention has the beneficial effects that:

1. placing equipment on the concrete of highway, make fixing device contact with ground, the quick-witted rotation of commentaries on classics through the work box upper end, make and hit post striking ground protective layer and produce the return vibration and obtain numerical value, hit the post and pass the guide way, make the end opening promote the expansion plate and contract, the expansion plate supports to the pole that supports the ring upper end, when hitting the post recovery, the expansion plate kick-backs, make the angle of lead in the scraper blade and scrape the angle and hit post outer wall and contact, scrape the angle and scrape the bits of broken powder and strike off, make the dog promote the draw-in groove, the draw-in groove promotes the bullet post and supports the expansion tank with the bullet pipe and contract, the mount passes through under the support of lock ring and supporting shoe, make the scraper blade keep stable and strike off the broken powder piece that hits the post outside and strike off, prevent that the broken powder piece from covering on hitting the post, lead to hit the post and be filled up by the broken powder piece when striking, cause numerical value inaccurate.

2. When the device is placed on the road surface protective layer, the angle of support through the fixing device lower extreme contacts with ground, through device weight, make press the angle and support the angle and extrude the protective layer, support the angle and promote the ejector pad and hug closely the arc circle, the arc circle supports arc piece and guide block, make the guide block promote the spliced pole and support the arc board and fix, the arc board cooperatees with the dead lever, it is stable when making the post strike the ground, prevent to strike post striking ground protective layer and take place to slide, lead to the return effect of shaking to reduce, cause numerical value to change.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a device for detecting thickness of a protective layer for highway engineering according to the present invention;

FIG. 2 is a schematic bottom view of the work box of the present invention;

fig. 3 is a schematic top view of the scraping device of the present invention;

FIG. 4 is a bottom view of the present invention;

FIG. 5 is a front view of the squeegee of the present invention;

FIG. 6 is a front view of a scraping block according to the present invention;

FIG. 7 is a front view of the fixing device of the present invention;

FIG. 8 is a front view of the fixing post of the present invention;

FIG. 9 is a front view of the retainer ring of the present invention;

in the figure: connecting plate-1, work box-2, rotating machine-3, supporting plate-4, supporting column-21, clamping ring-22, scraping device-23, clamping frame-24, fixing device-25, bottom opening-231, abutting ring-232, supporting frame-233, top plate-234, abutting rod-235, expansion plate-236, scraping plate-a 1, guide opening-a 2, check ring-a 3, connecting rod-a 4, supporting block-a 5, supporting ring-a 6, scraping block-a 11, clamping groove-a 12, elastic column-a 13, fixing frame-a 14, expansion groove-a 15, elastic tube-a 16, scraping angle-b 1, scraping strip-b 2, guide plate-b 3, guide groove-b 4, check block-b 5, guide angle-b 6, fixing column-251, clamping ring-252, scraping device-23, clamping frame-a fixing device-a 4, a supporting ring-a 4, a supporting rod-a 4, a supporting rod-a 11, a supporting block-a 3583, a supporting block-b 4, a guide plate-b 6, a guide groove-b-3, a fixing column-b-3, a fixing frame-b-3, a fixing frame, a fixing device, a fixing frame, a fixing device, a device and a fixing device and a fixing device, a device and a device, The pressing ring comprises a pressing ring-253, a fixing plate-254, a fixing rod-255, a top ring-256, a fixing ring-c 1, an arc plate-c 2, a connecting column-c 3, an arc block-c 4, a guide block-c 5, a pressing opening-c 6, an arc ring-c 11, a pushing block-c 12, a connecting block-c 13, a pressing angle-c 14, a pressing angle-c 15 and a connector-c 16.

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.

Example 1

As shown in figures 1 to 6:

the invention provides a protective layer thickness detection device for highway engineering, which structurally comprises a connecting plate 1, a working box 2, a rotary machine 3 and a supporting plate 4, wherein a stud is connected to the inner side of the supporting plate 4 at the outer side of the connecting plate 1, the lower end of the working box 2 is movably clamped at the upper end of the connecting plate 1, and the lower end of the rotary machine 3 is fixedly embedded at the upper end of the working box 2.

The working box 2 is internally provided with a support column 21, a clamping ring 22, a scraping device 23, a clamping frame 24 and a fixing device 25, the outer side of the support column 21 is fixed with the inner side of the clamping frame 24, the inner side of the support column 21 is fixedly embedded on the outer side of the clamping ring 22, the outer side of the scraping device 23 is clamped with the inner side of the fixing device 25, the outer side of the fixing device 25 is attached to the inner side of the clamping ring 22, and the scraping device 23 is in an arc shape and surrounds the outer side of the collision column, so that fragments on the outer side of the collision column can be scraped off by the scraping device 23 after the collision column is contracted.

The scraping device 23 is provided with a bottom opening 231, a supporting ring 232, a supporting frame 233, a top plate 234, a supporting rod 235 and a telescopic plate 236, the upper end of the bottom opening 231 is riveted to the lower end of the telescopic plate 236, the lower end of the supporting ring 232 is connected with the upper end of the telescopic plate 236, the inner side of the supporting frame 233 is fixed to the outer side of the supporting rod 235, the upper end of the top plate 234 is embedded and fixed to the lower end of the supporting rod 235, the lower end of the top plate 234 is welded to the upper end of the supporting ring 232, and the supporting ring 232 and the telescopic plate 236 are in an annular inclined shape, so that the telescopic plate 236 can be contracted towards the upper end after the bottom.

The bottom opening 231 is internally provided with a scraper a1, a guide opening a2, a retainer ring a3, a connecting rod a4, a supporting block a5 and a supporting ring a6, the inner side of the scraper a1 is fixedly connected to the outer side of the supporting ring a6, the guide opening a2 and the supporting ring a6 are of an integrated structure, the front end of the retainer ring a3 is welded with the rear end of the connecting rod a4, the inner side of the connecting rod a4 is embedded and fixed to the outer side of the supporting block a5, the inner side of the supporting block a5 is riveted with the outer side of the supporting ring a6, and the retainer ring a3 is in an inclined arc shape, so that the scraper a1 can be in contact with an arc shape at the lower end of the collision column to scrape off the crushed aggregates.

The scraping plate a1 is internally provided with a scraping block a11, a clamping groove a12, an elastic column a13, a fixing frame a14, a telescopic groove a15 and an elastic tube a16, the lower end of the scraping block a11 is fixedly connected to the upper end of the clamping groove a12 in an embedded mode, the lower end of the clamping groove a12 is connected with the upper end of the elastic column a13, the lower end of the elastic column a13 is movably clamped at the upper end of the telescopic groove a15, the fixing frame a14 is arranged at the lower end of the telescopic groove a15 to be fixedly matched, the upper end of the telescopic groove a15 is connected to the lower end of the elastic tube a16 in a riveting mode, the inner side of the elastic tube a16 is attached to the outer side of the elastic column a13, the elastic column a13 and the elastic tube a16 are made of rubber and have elasticity, and when the scraping block a11 scrapes broken powder, the elastic column a13 and the elastic tube can be contracted at the same time of extruding.

The scraping block a11 is internally provided with a scraping angle b1, a scraping strip b2, a guide plate b3, a guide groove b4, a stop block b5 and a guide angle b6, the rear end of the scraping angle b1 is fixedly embedded in the front end of the scraping strip b2, the lower end of the scraping strip b2 is riveted with the upper end of the guide plate b3, the lower end of the guide plate b3 is fixed with the upper end of the guide angle b6, the guide groove b4 is arranged at the lower end of the guide angle b6 for guiding fit, the inner side of the stop block b5 is attached to the outer side of the guide groove b4, and the guide angle b6 is made of rubber and is arc-shaped, so that the guide angle b6 cannot adhere and cover the guide angle b6 after the crushed powder is scraped.

The specific use mode and function of the embodiment are as follows:

in the invention, the equipment is placed on the concrete of a road, a fixing device 25 is contacted with the ground, the rotary machine 3 at the upper end of a working box 2 rotates to enable a collision column to collide a ground protective layer to generate a back vibration to obtain a numerical value, the collision column penetrates through a guide opening a2 to enable a bottom opening 231 to push a telescopic plate 236 to contract, the telescopic plate 236 abuts against a support rod 235 at the upper end of an abutting ring 232 to support, when the collision column is recovered, the telescopic plate 236 rebounds, a guide angle b6 and a scraping angle b1 in a scraping plate a1 are in contact with the outer wall of the collision column, the scraping angle b1 and a scraping strip b2 cover the crushed block on the collision column to scrape off, a block b5 pushes a clamping groove a12, the clamping groove a12 pushes an elastic column a13 and the elastic tube a16 to abut against a15 to contract, a fixed frame a14 is supported by a supporting ring a6 and a supporting block a5, so that the crushed block 1 keeps stable to scrape the crushed block outside the crushed block on the collision column, and prevent the crushed block from falling down, resulting in inaccurate values.

Example 2

As shown in fig. 7 to 9:

the invention provides a device for detecting the thickness of a protective layer for highway engineering, wherein a fixed column 251, a clamping ring 252, a butting ring 253, a fixed plate 254, a fixed rod 255 and a top ring 256 are arranged in a fixing device 25, the outer side of the fixed column 251 is fixed with the inner side of the fixed plate 254, the inner side of the clamping ring 252 is welded with the outer side of the butting ring 253, the rear end of the fixed column 251 is riveted with the front end of the clamping ring 252, the fixed rod 255 is arranged between the fixed columns 251 for supporting and matching, the outer side of the top ring 256 is attached with the inner side of the fixed rod 255, and the fixed rod 255 is provided with six fixed rods which are distributed around the top ring 256, so that the collision column cannot slide when colliding with the ground.

The fixed column 251 is internally provided with a fixed ring c1, an arc plate c2, a connecting column c3, an arc block c4, a guide block c5 and a pressing opening c6, the outer side of the fixed ring c1 is welded with the inner side of the guide block c5, the inner side of the arc plate c2 is riveted with the outer side of a connecting column c3, the inner side of the connecting column c3 is fixed with the outer side of the guide block c5, the arc block c4 is arranged between the guide blocks c5 for supporting and matching, the pressing opening c6 and the guide block c5 are of an integrated structure, four guide blocks c5 and four arc blocks c4 are arranged and distributed around the fixed ring c1, and the fixed ring c1 is more stable in pressing and fixing on the ground.

The fixed ring c1 is internally provided with an arc ring c11, a push block c12, a connecting block c13, a pressing angle c14, a supporting angle c15 and a connector c16, the front end of the arc ring c11 is fixed with the rear end of the push block c12, the inner side of the push block c12 is welded with the outer side of the supporting angle c15, the connecting block c13 is arranged between the supporting angles c15 for supporting and matching, the outer side of the pressing angle c14 is clamped with the inner side of the connecting block c13, the inner side of the connector c16 is connected with the outer side of the arc ring c11, the supporting angles c15 are conical and are four, and the four connecting blocks are distributed around the pressing angle c14, so that the supporting angle c15 is stably supported against the ground, and the collision column is prevented from being lifted by the crushed powder cushion and sliding.

The specific use mode and function of the embodiment are as follows:

in the invention, when the device is placed on a pavement protective layer, the abutting angle c15 at the lower end of the fixing device 25 is contacted with the ground, the pressing angle c14 and the abutting angle c15 are used for extruding the protective layer through the weight of the device, the abutting angle c15 pushes the pushing block c12 to be tightly attached to the arc ring c11, the arc ring c11 is abutted to the arc block c4 and the guide block c5, the guide block c5 pushes the connecting column c3 to be abutted to the arc plate c2 for fixing, and the arc plate c2 is matched with the fixing rod 255, so that the impact column is kept stable when impacting the ground, the impact column is prevented from impacting the ground protective layer to slide, the back vibration effect is reduced, and the numerical value is changed.

The invention solves the problems in the prior art, and through the mutual combination of the components, the invention prevents the crushed powder block from covering the collision column, so that the collision column is cushioned by the crushed powder block when in collision, the numerical value is inaccurate, and the collision column is prevented from impacting a ground protective layer to slide, so that the return vibration effect is reduced, and the numerical value is changed.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.