CN219869460U - Asphalt pavement reflection crack detection device - Google Patents
Asphalt pavement reflection crack detection device Download PDFInfo
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- CN219869460U CN219869460U CN202223006937.9U CN202223006937U CN219869460U CN 219869460 U CN219869460 U CN 219869460U CN 202223006937 U CN202223006937 U CN 202223006937U CN 219869460 U CN219869460 U CN 219869460U
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- fixedly connected
- bottom plate
- side wall
- asphalt pavement
- crack detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 239000010426 asphalt Substances 0.000 title claims abstract description 26
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses an asphalt pavement reflection crack detection device, which comprises: the device comprises a supporting structure and a crack depth detection structure, wherein the supporting structure comprises a supporting bottom plate, the lower end of the supporting bottom plate is rotationally connected with a plurality of U-shaped pieces, the notch of each U-shaped piece faces downwards, a roller wheel which is in contact with the ground is rotationally connected with the notch of each U-shaped piece, fixing units which are connected with the ground are arranged on the left side wall and the right side wall of the supporting bottom plate, and a push-pull unit which is used for adjusting the overall position is connected on the side wall of the supporting bottom plate; the crack depth detection structure comprises a cylindrical shell fixedly connected to the upper end of the supporting bottom plate, and a driving motor is fixedly connected to the upper end of the cylindrical shell. According to the utility model, the automatic detection of the detection rod can be realized by controlling the use of the driving motor, the detected numerical value can be clearly displayed, the accuracy is improved relative to the manual operation, and the labor intensity of operators is relatively reduced.
Description
Technical Field
The utility model relates to the technical field of asphalt pavement, in particular to an asphalt pavement reflection crack detection device.
Background
When the tensile stress generated by concrete displacement exceeds the tensile strength of the asphalt finish layer, the finish layer cracks, namely the reflection crack.
Once the reflection crack appears, if the reflection crack is not repaired in time, deeper damage can be caused to the asphalt pavement, driving safety can be influenced, and the required filling modes are different according to the difference of the depths of the cracks, so that the depths of the cracks are required to be detected, the cracks are further evaluated and then maintained, the existing depth detection device is usually operated manually, the accuracy error is large, the labor intensity of operators is increased, and the asphalt pavement reflection crack detection device is provided for solving the problems.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
The present utility model has been made in view of the above-mentioned problems with the conventional asphalt pavement reflective crack detection apparatus.
Therefore, the utility model aims to provide an asphalt pavement reflection crack detection device, which can realize automatic detection of a detection rod by controlling the use of a driving motor, can clearly display detected numerical values, improves the accuracy relative to manual operation and relatively reduces the labor intensity of operators.
In order to solve the technical problems, the utility model provides the following technical scheme: an asphalt pavement reflection crack detection device, comprising: the device comprises a supporting structure and a crack depth detection structure, wherein the supporting structure comprises a supporting bottom plate, the lower end of the supporting bottom plate is rotationally connected with a plurality of U-shaped pieces, the notch of each U-shaped piece faces downwards, a roller wheel which is in contact with the ground is rotationally connected with the notch of each U-shaped piece, fixing units which are connected with the ground are arranged on the left side wall and the right side wall of the supporting bottom plate, and a push-pull unit which is used for adjusting the overall position is connected on the side wall of the supporting bottom plate; crack degree of depth detection structure includes the cylinder casing of fixed connection in the back-up plate upper end, the upper end fixedly connected with driving motor of cylinder casing, driving motor's output fixedly connected with threaded rod, and the lower extreme of threaded rod rotates with the cylinder casing in diapire to be connected, fixedly connected with is parallel montant with the threaded rod in the cylinder casing, the outside screw thread of threaded rod has cup jointed horizontally fly leaf, and the fly leaf slides and cup joints in the outside of montant, the lower extreme of fly leaf is connected with vertical measuring bar, set up the through-hole that corresponds with measuring bar on cylinder casing and the back-up plate, be provided with the degree of depth marking unit on the lateral wall of cylinder casing, be connected with the instruction unit that corresponds with the degree of depth marking unit on the lateral wall of fly leaf.
As a preferable scheme of the asphalt pavement reflection crack detection device, the utility model comprises the following steps: the fixed unit comprises a mounting block fixedly connected to the side wall of the supporting bottom plate, the upper end of the mounting block is in threaded connection with a vertical adjusting screw, the lower end of the adjusting screw extends to the lower side of the mounting block and is fixedly connected with a circular base, and the circular base abuts against the ground.
As a preferable scheme of the asphalt pavement reflection crack detection device, the utility model comprises the following steps: the push-pull unit comprises two inclined rods fixedly connected to the side wall of the supporting bottom plate, and a push rod is fixedly connected between the two inclined rods.
As a preferable scheme of the asphalt pavement reflection crack detection device, the utility model comprises the following steps: the depth marking unit comprises a strip-shaped opening formed in the outer side wall of the cylindrical shell, vertical L-shaped support plates are fixedly connected to the side walls of the cylindrical shell on two sides of the strip-shaped opening, and depth graduated scales are fixedly connected to the outer side walls of the L-shaped support plates.
As a preferable scheme of the asphalt pavement reflection crack detection device, the utility model comprises the following steps: the indicating unit comprises a cross rod fixedly connected to the side wall of the movable plate, and one end of the cross rod, far away from the movable plate, extends to the outer side of the strip-shaped opening and is fixedly connected with an indicating needle corresponding to the depth scale.
As a preferable scheme of the asphalt pavement reflection crack detection device, the utility model comprises the following steps: the lower extreme fixedly connected with internal thread section of thick bamboo of fly leaf, the upper end of measuring staff is provided with the screw thread of being connected with internal thread section of thick bamboo inner wall cooperation, the lower extreme fixedly connected with drill bit of measuring staff, and the drill bit can extend to in the transmission crack.
The utility model has the beneficial effects that: according to the utility model, the automatic detection of the detection rod can be realized by controlling the use of the driving motor, the detected numerical value can be clearly displayed, the accuracy is improved relative to the manual operation, and the labor intensity of operators is relatively reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic diagram of the overall structure of the device for detecting reflective cracks of asphalt pavement.
Fig. 2 is a schematic view showing a bottom view structure of the device for detecting reflection cracks of an asphalt pavement.
FIG. 3 is a schematic diagram of the internal structure of a cylindrical housing of the asphalt pavement reflection crack detection device of the present utility model.
Fig. 4 is a schematic view of a partial enlarged structure at a in fig. 2.
Description of the embodiments
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Examples
Referring to fig. 1 to 4, for a first embodiment of the present utility model, there is provided an asphalt pavement reflective crack detection apparatus, comprising: the supporting structure 100 and the crack depth detection structure 200, the supporting structure 100 comprises a supporting bottom plate 101, the lower end of the supporting bottom plate 101 is rotationally connected with a plurality of U-shaped pieces 102, the notch of each U-shaped piece 102 faces downwards, the notch of each U-shaped piece 102 is rotationally connected with a roller 103 which is in contact with the ground, the left side wall and the right side wall of the supporting bottom plate 101 are provided with fixing units which are connected with the ground, each fixing unit comprises a mounting block 104 fixedly connected to the side wall of the supporting bottom plate 101, the upper end of each mounting block 104 is in threaded connection with a vertical adjusting screw 105, the lower end of each adjusting screw 105 extends to the lower side of each mounting block 104 and is fixedly connected with a circular base 106, the circular bases 106 are propped against the ground, and the positions of the supporting bottom plate 101 can be fixed under the use of the fixing units, so that stability during detection is ensured.
Further, a push-pull unit for adjusting the overall position is connected to the side wall of the supporting base plate 101, the push-pull unit comprises two inclined rods 107 fixedly connected to the side wall of the supporting base plate 101, a push rod 108 is fixedly connected between the two inclined rods 107, and the position of the supporting base plate 101 can be adjusted through the use of the push-pull unit and the cooperation of a plurality of rollers 103.
The crack depth detection structure 200 comprises a cylindrical shell 201 fixedly connected to the upper end of the supporting base plate 101, the upper end of the cylindrical shell 201 is fixedly connected with a driving motor 202, the output end of the driving motor 202 is fixedly connected with a threaded rod 203, the lower end of the threaded rod 203 is rotationally connected with the inner bottom wall of the cylindrical shell 201, a vertical rod 204 parallel to the threaded rod 203 is fixedly connected in the cylindrical shell 201, a horizontal movable plate 205 is sleeved on the outer side of the threaded rod 203 through threads, the movable plate 205 is slidingly sleeved on the outer side of the vertical rod 204, the lower end of the movable plate 205 is connected with a vertical detection rod 206, through holes corresponding to the detection rod 206 are formed in the cylindrical shell 201 and the supporting base plate 101, a depth identification unit is arranged on the outer side wall of the cylindrical shell 201 and comprises a strip-shaped opening formed in the outer side wall of the cylindrical shell 201, a vertical L-shaped support plate 207 is fixedly connected with a depth scale 208 on the side wall of the cylindrical shell 201 on two sides of the strip-shaped opening, the threaded rod 203 is enabled to rotate through starting the driving motor 202, the movable plate 205 on the outer side is driven to vertically move, the movable plate 205 is enabled to be in a vertical motion, the height of the detection rod 206 can be detected, the motor 206 can be adjusted, and the bottom of the motor can be reversely rotated to be in contact with the bottom of the vertical rod 202, and the motor can be driven to be reversely rotate, and can be driven to the bottom by the motor 202, and can be driven to be reversely and can be driven by the position and can be driven by the corresponding to be driven.
Further, an indication unit corresponding to the depth identification unit is connected to the side wall of the movable plate 205, the indication unit comprises a cross rod 209 fixedly connected to the side wall of the movable plate 205, one end of the cross rod 209, far away from the movable plate 205, extends to the outer side of the strip-shaped opening, is fixedly connected with an indication needle 210 corresponding to the depth scale 208, and when the rod 206 to be detected is in contact with the bottom of the reflection crack, the value of the depth scale 208 corresponding to the indication needle 210 can be recorded through observation, so that the subsequent evaluation and use are facilitated.
Wherein, the lower extreme fixedly connected with internal thread section of thick bamboo of fly leaf 205, the upper end of detecting rod 206 is provided with the screw thread of being connected with internal thread section of thick bamboo inner wall cooperation, and the lower extreme fixedly connected with drill bit of detecting rod 206, and the drill bit can extend to among the transmission crack, can make things convenient for the dismouting between detecting rod 206 and the fly leaf 205 through the design of internal thread section of thick bamboo, and then can change the detecting rod 206 that is applicable to different width transmission cracks, helps improving the precision of degree of depth detection.
During the use, through the use of push-and-pull unit and can adjust the position of supporting baseplate 101 under the cooperation use of a plurality of gyro wheels 103, can fix the position of supporting baseplate 101 under the use of fixed unit, stability when guaranteeing to detect, make threaded rod 203 rotate through starting driving motor 202, and drive the fly leaf 205 in its outside and do vertical motion, can adjust the height of measuring rod 206, treat measuring rod 206 activity to the reflection crack and can close driving motor 202 when contacting with its bottom, can record it through observing the numerical value of the corresponding degree of depth scale 208 of pilot pin 210, so that subsequent evaluation uses.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
Claims (6)
1. An asphalt pavement reflection crack detection device, characterized by comprising:
the support structure (100) comprises a support bottom plate (101), wherein the lower end of the support bottom plate (101) is rotatably connected with a plurality of U-shaped pieces (102), the notch of each U-shaped piece (102) faces downwards, rollers (103) which are in contact with the ground are rotatably connected in the notch of each U-shaped piece (102), fixing units which are connected with the ground are arranged on the left side wall and the right side wall of the support bottom plate (101), and push-pull units used for adjusting the overall position are connected on the side wall of the support bottom plate (101);
crack degree of depth detects structure (200), it includes cylinder casing (201) of fixed connection in supporting baseplate (101) upper end, the upper end fixedly connected with driving motor (202) of cylinder casing (201), the output fixedly connected with threaded rod (203) of driving motor (202), and the lower extreme and the interior bottom wall rotation of cylinder casing (201) of threaded rod (203) are connected, fixedly connected with montant (204) parallel with threaded rod (203) in cylinder casing (201), the outside screw thread of threaded rod (203) has cup jointed horizontally fly leaf (205), and fly leaf (205) slide and cup joint in the outside of montant (204), the lower extreme of fly leaf (205) is connected with vertical measuring rod (206), set up the through-hole that corresponds with measuring rod (206) on cylinder casing (201) and supporting baseplate (101), be provided with the degree of depth marking unit on the lateral wall of cylinder casing (201), be connected with the instruction unit that corresponds with the degree of depth marking unit on the lateral wall of fly leaf (205).
2. The asphalt pavement reflective crack detection apparatus according to claim 1, wherein: the fixing unit comprises a mounting block (104) fixedly connected to the side wall of the supporting bottom plate (101), a vertical adjusting screw (105) is connected to the upper end of the mounting block (104) in a threaded mode, the lower end of the adjusting screw (105) extends to the lower side of the mounting block (104) and is fixedly connected with a circular base (106), and the circular base (106) abuts against the ground.
3. The asphalt pavement reflective crack detection apparatus according to claim 1, wherein: the push-pull unit comprises two inclined rods (107) fixedly connected to the side wall of the supporting bottom plate (101), and push rods (108) are fixedly connected between the two inclined rods (107).
4. The asphalt pavement reflective crack detection apparatus according to claim 1, wherein: the depth marking unit comprises a strip-shaped opening formed in the outer side wall of a cylindrical shell (201), vertical L-shaped support plates (207) are fixedly connected to the side walls of the cylindrical shell (201) on two sides of the strip-shaped opening, and depth graduated scales (208) are fixedly connected to the outer side walls of the L-shaped support plates (207).
5. The asphalt pavement reflective crack detection apparatus according to claim 4, wherein: the indicating unit comprises a cross rod (209) fixedly connected to the side wall of the movable plate (205), and one end of the cross rod (209) away from the movable plate (205) extends to the outer side of the strip-shaped opening and is fixedly connected with an indicating needle (210) corresponding to the depth scale (208).
6. The asphalt pavement reflective crack detection apparatus according to claim 5, wherein: the lower extreme fixedly connected with internal thread section of thick bamboo of fly leaf (205), the upper end of measuring rod (206) is provided with the screw thread of being connected with internal thread section of thick bamboo inner wall cooperation, the lower extreme fixedly connected with drill bit of measuring rod (206), and the drill bit can extend to in the emission crack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223006937.9U CN219869460U (en) | 2022-11-11 | 2022-11-11 | Asphalt pavement reflection crack detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223006937.9U CN219869460U (en) | 2022-11-11 | 2022-11-11 | Asphalt pavement reflection crack detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219869460U true CN219869460U (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223006937.9U Active CN219869460U (en) | 2022-11-11 | 2022-11-11 | Asphalt pavement reflection crack detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219869460U (en) |
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2022
- 2022-11-11 CN CN202223006937.9U patent/CN219869460U/en active Active
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