CN117589032B - Highway is thickness detection device for engineering - Google Patents
Highway is thickness detection device for engineering Download PDFInfo
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- CN117589032B CN117589032B CN202410079370.2A CN202410079370A CN117589032B CN 117589032 B CN117589032 B CN 117589032B CN 202410079370 A CN202410079370 A CN 202410079370A CN 117589032 B CN117589032 B CN 117589032B
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- highway
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 239000004744 fabric Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 26
- 238000012360 testing method Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 abstract description 9
- 239000010426 asphalt Substances 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 4
- 239000010720 hydraulic oil Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a thickness detection device for highway engineering, and particularly relates to the technical field related to highway detection devices. The thickness detection device for highway engineering reduces errors caused by manual measurement of staff, avoids inclination deviation of highway samples or measuring scales, ensures accuracy of detection data, can effectively avoid thickness influence caused by soil, facilitates thickness detection of each surface layer of highway asphalt, and improves practicality of the device to a certain extent.
Description
Technical Field
The invention relates to the technical field related to highway detection devices, in particular to a thickness detection device for highway engineering.
Background
In order to ensure the safety and durability of the highway, improve the construction quality of the highway and optimize the maintenance management of the highway, the thickness detection of the highway is required.
Chinese patent document CN217058614U discloses a road surface thickness detection device for highway engineering, comprising: a bottom plate; the measuring device is arranged on one side of the top of the bottom plate and comprises a measuring rod, limiting grooves are formed in two sides of the measuring rod, a first threaded hole is formed in the middle of the inside of the measuring rod, and a communication hole is formed in the middle of the top of the measuring rod; the adjusting device is arranged in the first threaded hole; the mobile device set up in adjusting device's surface, one side fixed mounting of mobile device has the alignment board, and this scheme device drives lead screw thread engagement screw thread post through rotating the swivel post and reciprocates at the surface of spacing groove, adjusts the height of alignment board, and this device simple structure, the practicality is strong, can be to the accurate measurement of core appearance to have alignment board alignment scale value, read data accuracy, improved measuring accuracy, but still exist following not enough:
in order to accurately measure the pavement thickness, the drilled pavement asphalt sample inevitably carries a part of soil, but the scheme device cannot cancel the influence caused by the part of soil and cannot detect the thickness of each surface layer.
Disclosure of Invention
The invention mainly aims to provide a thickness detection device for highway engineering, which can effectively solve the problems that the thickness detection effect is brought by soil and the thickness of each surface layer cannot be detected.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a thickness detection device for highway engineering, includes the shell, the rear end left portion and the rear end right part of shell all process the scale mark, the rear end upper portion of shell is equipped with the apron that is used for sheltering from partial scale mark, the inner chamber diapire of shell is equipped with electric putter, electric putter's output is equipped with concave limiting plate, the inner chamber sliding connection of shell has the loading board, just the rear portion of loading board extends to the outside of shell, the left end and the right-hand member of loading board are located the part outside of shell all are equipped with the baffle that is used for sheltering from partial scale mark, the open slot that vertically runs through loading board upper and lower both ends is seted up at the rear end middle part of loading board, the upper end middle part of loading board is equipped with the stop gear that is used for restricting highway sample position, the inner chamber upper portion of shell is equipped with the elasticity cloth that is used for wiping highway sample, the outer end wall all is equipped with the control mechanism that is used for controlling elasticity and wipes the cloth and reciprocates about the shell;
the limiting mechanism comprises a disc which is connected to the bearing plate in a sliding manner, a water storage tank is arranged on the middle side of the inner part of the disc, a moving groove which vertically penetrates through the side wall of the disc is arranged in the middle of the bottom wall of the water storage tank, a plurality of J-shaped grooves are uniformly formed in the top of the inner surface of the water storage tank, and a right-angle trapezoid-shaped groove which vertically penetrates through the upper end of the disc is formed in the inner wall of one side, close to the water storage tank, of the shorter vertical part of the J-shaped groove;
the rear part of the outer surface of the disc is provided with a handle, the inner side of the right-angle trapezoid groove is horizontally provided with a plurality of sections of sealing telescopic pipes which are communicated with the J-shaped groove, one end of each section of sealing telescopic pipe, which is close to the water storage groove, is provided with a moving plate for pushing a highway sample, the upper part of the moving plate extends to the outer side of the right-angle trapezoid groove, the inner side of the water storage tank is provided with a sealing disc, a part of the inner side of the water storage tank, which is positioned on the upper side of the sealing disc, is filled with hydraulic oil, the middle part of the lower end of the sealing disc is provided with a moving rod, and the bottom of the moving rod penetrates through the moving groove and the opening groove and is in sliding connection with the inner cavity of the concave limiting plate.
Preferably, the thickness of the sealing disc is greater than the distance between the bottommost side of the J-shaped groove and the top wall of the water storage tank.
Preferably, a plurality of balls for assisting the movement of the highway test sample are uniformly arranged on the inner side of the upper end of the disc, and the balls are distributed in a ring shape.
Preferably, the horizontal tangent line of the top of the ball is positioned at the same horizontal height with the upper end surface of the baffle.
Preferably, the vertical through grooves horizontally penetrating through the side wall of the shell are formed in the middle of the left side wall and the middle of the right side wall of the shell, the inclined through grooves are formed in the rear side of the upper part of the left side wall and the rear side of the upper part of the right side wall of the shell, and the empty grooves for accommodating elastic wiping cloth are formed in the middle rear part of the top wall of the shell.
Preferably, in the initial state, the elastic wiping cloth is positioned at one side of the moving plate far away from the center direction of the disc, and the middle lower part of the elastic wiping cloth and one part of the moving plate positioned at the outer side of the right-angle trapezoid groove are positioned in the same height area;
when in a working state, the elastic wiping cloth moves upwards into the empty groove.
Preferably, the operating mechanism comprises a U-shaped limiting plate fixedly connected to the middle upper part of the right end of the shell and a mounting box fixedly connected to the middle lower part of the right end of the shell, a first spur gear and a second spur gear are arranged at the upper part of an inner cavity of the mounting box, the first spur gear is meshed with the second spur gear, a rectangular frame for vertical movement is arranged at the inner side of an opening of the U-shaped limiting plate, a moving block for horizontal movement is arranged at the inner side of the rectangular frame, a connecting member is arranged at the middle part of one end, close to the shell, of the moving block, a part of the connecting member, far from the moving block, penetrates through an inclined through groove and is connected with elastic wiping cloth, a rack II extending to the inner side of the moving block is arranged at the middle part of the lower end of the rectangular frame, and the rack II is meshed with the first spur gear;
the bearing plate is close to the one end of mounting box and is equipped with L shape mounting panel, the horizontal part sliding connection of L shape mounting panel is in vertical logical inslot, the vertical part of L shape mounting panel is located the inboard of mounting box, the rear end of the vertical part of L shape mounting panel is equipped with rack one, just rack one and spur gear two meshing.
Preferably, the up-down moving speed of the rack II is greater than the up-down moving speed of the rack I.
Preferably, a portion of the connecting member located in the inclined through groove is of a cylindrical structure, and a diameter of the cylindrical structure portion of the connecting member is equal to a width of the inclined through groove.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the structures such as the bearing plate, the limiting mechanism and the electric push rod are arranged, so that the highway sample is centered and aligned, the inclination deviation of the highway sample or the measuring ruler is avoided, the error caused by manual measurement of staff is reduced, the accuracy of detection data is ensured, in addition, the thickness influence caused by soil can be effectively avoided through the arrangement of the cover plate and the baffle plate, and the reliability of the device is further improved.
According to the invention, by arranging the structures such as the control mechanism and the elastic wiping cloth, the elastic wiping cloth can move obliquely upwards when the road sample is moved upwards and fixed, and the road sample is primarily cleaned, so that the boundary part between each surface layer of the road sample is conveniently observed, the carrying of a water source can be reduced, the load is lightened, the additional cleaning steps are reduced, the working efficiency is improved to a certain extent, and the practicability of the device is also improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the connection structure of the bearing plate, the limiting mechanism, the electric push rod and the concave limiting plate of the invention;
FIG. 3 is a schematic view of a limiting mechanism according to the present invention;
FIG. 4 is a schematic view of the structure of the housing of the present invention;
FIG. 5 is a top cross-sectional view of the present invention;
FIG. 6 is a first stage operation schematic of the present invention;
FIG. 7 is a second stage operation schematic of the present invention;
FIG. 8 is a schematic view of the steering mechanism of the present invention;
FIG. 9 is an enlarged view at B of FIG. 8;
fig. 10 is an enlarged view at a of fig. 8.
In the figure: 1. a housing; 2. a carrying plate; 3. a limiting mechanism; 31. a disc; 32. a right-angled trapezoidal groove; 33. a ball; 34. a moving plate; 35. a plurality of sections of sealed telescopic pipes; 36. a J-shaped groove; 37. a water storage tank; 38. a moving rod; 39. a sealing plate; 4. scale marks; 5. a cover plate; 6. an operating mechanism; 61. a U-shaped limiting plate; 62. a rectangular frame; 63. a moving block; 64. a mounting box; 65. a first rack; 66. a second rack; 67. a spur gear I; 68. a spur gear II; 69. a connecting member; 7. elastic wiping cloth; 8. an electric push rod; 9. a baffle; 10. an open slot; 11. a concave limiting plate; 12. a vertical through slot; 13. a slant through groove; 14. a hollow groove; 15. an L-shaped mounting plate.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 and 2, the embodiment discloses a thickness detection device for highway engineering, which comprises a housing 1, wherein scale marks 4 are processed on the left part of the rear end and the right part of the rear end of the housing 1, a cover plate 5 for shielding part of the scale marks 4 is arranged on the upper part of the rear end of the housing 1, an electric push rod 8 is arranged on the bottom wall of the inner cavity of the housing 1, a concave limiting plate 11 is arranged at the output end of the electric push rod 8, a bearing plate 2 is slidably connected with the inner cavity of the housing 1, the rear part of the bearing plate 2 extends to the outer side of the housing 1, baffle plates 9 for shielding part of the scale marks 4 are arranged on the left end and the right end of the bearing plate 2 at the outer side of the housing 1, an open slot 10 which vertically penetrates through the upper end and the lower end of the bearing plate 2 is arranged in the middle of the rear end of the bearing plate 2, and a limiting mechanism 3 for limiting the position of a highway sample is arranged in the middle of the upper end of the bearing plate 2;
therefore, after the highway sample is placed on the limiting mechanism 3, the electric push rod 8 stretches and pushes the bearing plate 2 and the limiting mechanism 3 to move upwards so that the highway sample is propped against the top wall of the inner cavity of the shell 1, then the cover plate 5 is moved downwards to shield the highway sample and part of the scale marks 4, and the thickness of the highway sample and the thickness of each surface layer can be detected through the difference between the residual part of the scale marks 4 shielded by the baffle plate 9 and the part of the scale marks 4 shielded by the cover plate 5;
as shown in fig. 2 and 3, the limiting mechanism 3 comprises a disc 31 slidably connected to the bearing plate 2, a water storage tank 37 is formed in the middle side of the inner part of the disc 31, a moving groove vertically penetrating through the side wall of the disc 31 is formed in the middle of the bottom wall of the water storage tank 37, a plurality of J-shaped grooves 36 are uniformly formed in the top of the inner surface of the water storage tank 37, a right-angle trapezoid groove 32 vertically penetrating through the upper end of the disc 31 is formed in the inner wall of one side, close to the water storage tank 37, of the shorter vertical part of the J-shaped groove 36, the inner wall of one side, close to the center direction of the disc 31, of the right-angle trapezoid groove 32 is an inclined surface so as to facilitate pushing out impurities such as muddy water falling into the right-angle trapezoid groove 32, and the plurality of right-angle trapezoid grooves 32 are uniformly distributed on the outer side of the upper end of the disc 31, so that road samples are pushed to the middle of the upper end of the disc 31 by the plurality of moving plates 34;
specifically, the back of the outer surface of the disc 31 is provided with a handle, the inner side of the right-angle trapezoid groove 32 is horizontally provided with a plurality of sections of sealing telescopic pipes 35, the plurality of sections of sealing telescopic pipes 35 are communicated with the J-shaped groove 36, one end of the plurality of sections of sealing telescopic pipes 35 close to the water storage groove 37 is provided with a moving plate 34 for pushing the highway sample, the upper part of the moving plate 34 extends to the outer side of the right-angle trapezoid groove 32, after the highway sample is placed on the disc 31, the moving plate 34 can be pushed to move in the right-angle trapezoid groove 32 by stretching the plurality of sections of sealing telescopic pipes 35, the highway sample is pushed to the center direction of the disc 31, the inner side of the water storage groove 37 is provided with a sealing disc 39, a part of the inner side of the water storage groove 37, which is positioned at the upper side of the sealing disc 39, is filled with hydraulic oil so as to enter the inner cavity of the plurality of sections of sealing telescopic pipes 35 by utilizing the fluidity of the hydraulic oil, the plurality of sections of sealing telescopic pipes 35 are forced to stretch, the middle part of the lower end of the sealing disc 39 is provided with a moving rod 38, the bottom of the moving rod 38 passes through the moving groove and the opening groove 10 and is connected to the inner cavity of the concave limiting plate 11, so that the moving rod 38 can move up into the groove 37, and move outwards along with the disc 31, along the disc 3, and then move outwards along the disc 3, and move outwards to be blocked by the limiting mechanism.
Therefore, after the road test sample is placed on the disc 31, the electric push rod 8 is stretched to push the moving rod 38 to slowly move upwards through the concave limiting plate 11, hydraulic oil in the water storage tank 37 is pushed into the J-shaped groove 36 and the multi-section sealing telescopic tube 35, the multi-section sealing telescopic tube 35 is forced to stretch, the moving plate 34 is pushed to move in the right-angle trapezoid groove 32, and therefore the road test sample is pushed to the center position of the disc 31.
Further, the thickness of the sealing disc 39 is larger than the distance between the bottommost side of the J-shaped groove 36 and the top wall of the water storage tank 37, so that the hydraulic oil is prevented from flowing to the lower side of the sealing disc 39, and the hydraulic oil in the water storage tank 37 is prevented from being lost, and the moving distance of the moving plate 34 is prevented from being influenced;
further, the inner side of the upper end of the disc 31 is uniformly provided with a plurality of balls 33 for assisting the movement of the road test sample, and the balls 33 are distributed in a ring shape, and as the road surface layer of the road is high-grade asphalt mixture for improving the wear resistance and the skid resistance of the road, the friction coefficient is high, the balls 33 are arranged for assisting the movement of the road test sample on the disc 31;
further, the horizontal tangent line at the top of the ball 33 and the upper end surface of the baffle plate 9 are located at the same horizontal height, so that the horizontal height of the upper end surface of the baffle plate 9 can represent the height of the lower end of the road sample, thereby facilitating the subsequent calculation of the tolerance against the scale mark 4.
Therefore, the specific implementation manner of this embodiment is as follows:
the body of the limit mechanism 3 is pulled to the outer side of the shell 1 through the handle, then the highway sample is placed on the disc 31, after the limit mechanism 3 is reset, the electric push rod 8 is started again, the movable rod 38 is pushed to move upwards slowly through the concave limit plate 11, hydraulic oil in the water storage tank 37 is pushed into the J-shaped groove 36 and the multi-section sealing telescopic tube 35, the multi-section sealing telescopic tube 35 is forced to extend, the movable plate 34 is pushed to move in the right-angle trapezoid groove 32, so that the highway sample is pushed to the center position of the disc 31, then the electric push rod 8 continues to extend again, so that the highway sample is propped against the top wall of the inner cavity of the shell 1, then the cover plate 5 is moved downwards to shield the highway sample and part of the scale marks 4, and the thickness of each surface layer can be detected through the difference between the residual part of the scale marks 4 shielded by the baffle plate 9 and the part of the scale marks 4 shielded by the cover plate 5, and the condition that the ruler is offset or slightly inclined is caused by manual measurement is avoided, and the accuracy of detected data is ensured to a certain extent.
Example two
According to the embodiment, on the basis of the first embodiment, the operation mechanism 6 and the elastic wiping cloth 7 are added so as to facilitate the preliminary cleaning of the road sample, so that the boundary part between each surface layer is convenient to observe, as shown in fig. 1 and 4, the middle part of the left side wall and the middle part of the right side wall of the shell 1 are respectively provided with a vertical through groove 12 which horizontally penetrates through the side wall of the shell 1, the rear side of the upper part of the left side wall and the rear side of the upper part of the right side wall of the shell 1 are respectively provided with an inclined through groove 13, the upper part of the inner cavity of the shell 1 is provided with the elastic wiping cloth 7 for wiping the road sample, and as the surface of the road sample just taken out is full of muddy water, the road sample needs to be cleaned by the elastic wiping cloth 7, so that the boundary part between each surface layer is convenient to observe, and the thickness detection is convenient to be carried out;
the muddy water is fully distributed on the surface of the highway sample, and the muddy water is sprayed when the highway sample is sampled, so that the water spraying is used for cooling the drill bit and preventing asphalt around the drill hole from being hot melted, so that the integrity of asphalt mixture around the drill hole is kept, the sampling is more accurate and reliable, the drill bit is prevented from being overheated and worn, and the service life of the drill bit is prolonged;
as shown in fig. 5 and 6, in the initial state, the elastic wiping cloth 7 is located at one side of the moving plate 34 away from the center direction of the disc 31, and the middle lower part of the elastic wiping cloth 7 and a part of the moving plate 34 located at the outer side of the right-angled trapezoid groove 32 are located in the same height region, so that when the limiting mechanism 3 moves outwards, the elastic wiping cloth 7 can be pulled by the moving plate 34 to deform, the elastic wiping cloth 7 is prevented from influencing the placement of a highway sample, and the elastic wiping cloth 7 is prevented from being pushed to the inner side deep of the shell 1 by the highway sample, so that the part to be observed cannot be cleaned;
as shown in fig. 7, in the working state, the elastic wiping cloth 7 moves upwards into the empty groove 14, so that the observation of the highway test sample is prevented from being influenced;
because the two operating mechanisms 6 are symmetrically distributed on the shell 1, for convenience of description, only one group of operating mechanisms 6 shown in the illustration is described below, as shown in fig. 8-10, the left outer end wall and the right outer end wall of the shell 1 are both provided with the operating mechanisms 6 for controlling the elastic wiping cloth 7 to move up and down, the operating mechanisms 6 comprise a U-shaped limiting plate 61 fixedly connected to the middle upper part of the right end of the shell 1 and a mounting box 64 fixedly connected to the middle lower part of the right end of the shell 1, the upper part of an inner cavity of the mounting box 64 is provided with a first spur gear 67 and a second spur gear 68, the second spur gear 68 is meshed with the first spur gear 67, the number of teeth on the surface of the second spur gear 68 is greater than the number of teeth on the surface of the first spur gear 67, the inner side of the opening of the U-shaped limiting plate 61 is provided with a rectangular frame 62 for vertical movement, the inner side of the rectangular frame 62 is provided with a moving block 63 for horizontal movement, one end middle part of the moving block 63 close to the shell 1 is provided with a connecting member 69, a part of the connecting member 69 far from the moving block 63 passes through the inclined through the through groove 13 and is connected with the elastic wiping cloth 7, the lower part, the lower end of the rectangular frame 62 is provided with the inner side of the rectangular frame is provided with a second rack 66, and the second rack 66 is meshed with the second spur gear 66;
the bearing plate 2 is provided with an L-shaped mounting plate 15 at one end close to the mounting box 64, the horizontal part of the L-shaped mounting plate 15 is slidably connected in the vertical through groove 12, the vertical part of the L-shaped mounting plate 15 is positioned at the inner side of the mounting box 64, the rear end of the vertical part of the L-shaped mounting plate 15 is provided with a first rack 65, and the first rack 65 is meshed with a second spur gear 68.
Therefore, when the electric push rod 8 pushes the carrying plate 2 to move upwards, the first rack 65 is controlled to move upwards through the L-shaped mounting plate 15, then the first rack 65 drives the meshed second spur gear 68 to rotate, the second spur gear 68 drives the meshed first spur gear 67 to rotate, the first spur gear 67 rotationally controls the meshed second rack 66 to move upwards, then the second rack 66 pushes the rectangular frame 62 and the moving block 63 to move upwards, and the moving block 63 is moved forwards by limiting the connecting member 69 through the inclined through groove 13, so that the elastic wiping cloth 7 moves in an obliquely upper direction, and the device can clean a road sample while pushing the road sample to move upwards, so that additional cleaning steps are reduced, and the detection efficiency is improved.
Further, the up-down moving speed of the rack two 66 is greater than the up-down moving speed of the rack one 65, so that the rotation speed of the spur gear one 67 is increased by utilizing the tooth ratio between the spur gear two 68 and the spur gear one 67, thereby increasing the moving speed of the rack two 66, and enabling the elastic wiping cloth 7 to clean the road sample before stopping moving;
further, a portion of the connecting member 69 located in the inclined through groove 13 has a cylindrical structure, and a diameter of the cylindrical structure portion of the connecting member 69 is equal to a width of the inclined through groove 13 in order to avoid seizing or the like as much as possible.
Therefore, the specific implementation manner of this embodiment is as follows:
when the limiting mechanism 3 and the road test sample are pushed to move upwards, the bearing plate 2 also controls the rack I65 to move upwards through the L-shaped mounting plate 15 to drive the spur gear II 68 to rotate, then the spur gear II 68 controls the meshed spur gear I67 to rotate at a rotating speed larger than that of the spur gear II 68, then the spur gear I67 controls the rack II 66 to push the rectangular frame 62 and the moving block 63 to move upwards at a moving speed larger than that of the rack I65, and then the moving block 63 is pushed to move forwards by limiting the connecting member 69 through the inclined through groove 13, so that the elastic wiping cloth 7 can move in the direction obliquely upwards, and in the process of moving upwards the road test sample, the cleaning is carried out, the additional cleaning steps are reduced, and the detection efficiency is improved to a certain extent.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a thickness detection device for highway engineering, includes shell (1), its characterized in that: the automatic road test equipment is characterized in that graduation marks (4) are processed on the left part of the rear end and the right part of the rear end of the shell (1), a cover plate (5) for shielding part of the graduation marks (4) is arranged on the upper part of the rear end of the shell (1), an electric push rod (8) is arranged on the bottom wall of an inner cavity of the shell (1), a concave limiting plate (11) is arranged at the output end of the electric push rod (8), a bearing plate (2) is slidably connected with the inner cavity of the shell (1), the rear part of the bearing plate (2) extends to the outer side of the shell (1), a baffle plate (9) for shielding part of the graduation marks (4) is arranged on the left end and the right end of the bearing plate (2), an opening groove (10) vertically penetrating through the upper end and the lower end of the bearing plate (2) is formed in the middle of the rear end of the bearing plate (2), an elastic wiping cloth (7) for wiping a sample is arranged on the upper part of the inner cavity of the shell (1), and the elastic wiping cloth (7) for wiping the sample is arranged on the upper end wall (6) of the left end wall of the shell (1) for controlling the movement of the road sample;
the limiting mechanism (3) comprises a disc (31) which is slidably connected to the bearing plate (2), a water storage groove (37) is formed in the middle side of the inner part of the disc (31), a moving groove which vertically penetrates through the side wall of the disc (31) is formed in the middle of the bottom wall of the water storage groove (37), a plurality of J-shaped grooves (36) are uniformly formed in the top of the inner surface of the water storage groove (37), and a right-angle trapezoid groove (32) which vertically penetrates through the upper end of the disc (31) is formed in the inner wall of one side, close to the water storage groove (37), of the shorter vertical part of the J-shaped groove (36);
the utility model discloses a road test specimen, including disc (31) and sealing plate, including disc (31), right trapezoid groove (32), sealing plate (37), sealing plate (39) and sealing plate (39) are equipped with to the inboard level of (32), just sealing plate (35) are equipped with sealing plate (38) in the middle part of the lower extreme of (39), sealing plate (38) are equipped with in the bottom of removing plate (38) and pass and remove groove and open slot (10) and sliding connection at the inner chamber of spill limiting plate (11).
2. The thickness detection apparatus for highway engineering according to claim 1, wherein: the thickness of the sealing disc (39) is larger than the distance between the bottommost side of the J-shaped groove (36) and the top wall of the water storage groove (37).
3. The thickness detection apparatus for highway engineering according to claim 1, wherein: the inner side of the upper end of the disc (31) is uniformly provided with a plurality of balls (33) for assisting the movement of the highway test sample, and the balls (33) are annularly distributed.
4. A thickness detection apparatus for highway engineering according to claim 3, wherein: the horizontal tangent line at the top of the ball (33) and the upper end surface of the baffle (9) are positioned at the same horizontal height.
5. The thickness detection apparatus for highway engineering according to claim 1, wherein: the novel cleaning device is characterized in that vertical through grooves (12) horizontally penetrating through the side walls of the housing (1) are formed in the middle of the left side wall and the middle of the right side wall of the housing (1), inclined through grooves (13) are formed in the rear side of the upper portion of the left side wall and the rear side of the upper portion of the right side wall of the housing (1), and empty grooves (14) used for containing elastic wiping cloth (7) are formed in the middle and rear portion of the top wall of the housing (1).
6. The highway engineering thickness detection device according to claim 5, wherein: in the initial state, the elastic wiping cloth (7) is positioned at one side of the moving plate (34) far away from the center direction of the disc (31), and the middle lower part of the elastic wiping cloth (7) and one part of the moving plate (34) positioned at the outer side of the right-angle trapezoid groove (32) are positioned in the same height area;
when in a working state, the elastic wiping cloth (7) moves upwards into the empty groove (14).
7. The highway engineering thickness detection device according to claim 5, wherein: the control mechanism (6) comprises a U-shaped limiting plate (61) fixedly connected to the middle upper part of the right end of the shell (1) and a mounting box (64) fixedly connected to the middle lower part of the right end of the shell (1), a first spur gear (67) and a second spur gear (68) are arranged at the upper part of an inner cavity of the mounting box (64), the second spur gear (68) and the first spur gear (67) are meshed with each other, a rectangular frame (62) for vertical movement is arranged on the inner side of an opening of the U-shaped limiting plate (61), a moving block (63) for horizontal movement is arranged on the inner side of the rectangular frame (62), a connecting member (69) is arranged in the middle of one end, close to the shell (1), of the moving block (63), a part of the connecting member (69) far away from the moving block (63) penetrates through the inclined through groove (13) and is connected with the elastic wiping cloth (7), a second rack (66) extending to the inner side of the moving block (63) is arranged in the middle of the lower end of the rectangular frame (62), and the second rack (66) is meshed with the first spur gear (67);
one end that loading board (2) is close to mounting box (64) is equipped with L shape mounting panel (15), the horizontal part sliding connection of L shape mounting panel (15) is in vertical logical inslot (12), the vertical part of L shape mounting panel (15) is located the inboard of mounting box (64), the rear end of the vertical part of L shape mounting panel (15) is equipped with rack one (65), just rack one (65) and spur gear two (68) meshing.
8. The highway engineering thickness detection device according to claim 7, wherein: the up-and-down moving speed of the rack II (66) is larger than that of the rack I (65).
9. The highway engineering thickness detection device according to claim 7, wherein: a part of the connecting member (69) located in the inclined through groove (13) is of a cylindrical structure, and the diameter of the cylindrical structure part of the connecting member (69) is equal to the width of the inclined through groove (13).
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| CN202410079370.2A CN117589032B (en) | 2024-01-19 | 2024-01-19 | Highway is thickness detection device for engineering |
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