CN213086523U - Road surface flatness detection device - Google Patents
Road surface flatness detection device Download PDFInfo
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- CN213086523U CN213086523U CN202021497212.2U CN202021497212U CN213086523U CN 213086523 U CN213086523 U CN 213086523U CN 202021497212 U CN202021497212 U CN 202021497212U CN 213086523 U CN213086523 U CN 213086523U
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Abstract
The utility model relates to a pavement evenness detection device, which comprises a horizontal ruler and a chute arranged on the horizontal ruler, wherein the chute comprises a horizontal groove and a vertical groove which are communicated with each other, a sleeve is matched in the vertical groove in a sliding way, a cross rod is matched in the horizontal groove in a sliding way, one end of the cross rod is fixed on the sleeve, and the other end of the cross rod extends to the outside of the horizontal ruler; a marking pen is detachably arranged at the other end of the marking rod; a vertical rod is matched in the sleeve in a sliding manner, the upper end of the vertical rod is propped against the rod body of the stroke rod, and the lower end of the vertical rod is propped against the road surface to be detected; a horizontal plate is fixed on the horizontal ruler, a marking plate is detachably mounted on the horizontal plate, and the pen point of the marking pen is abutted against the horizontal plate; and the horizontal plate is provided with a supporting device for supporting the horizontal plate above the road surface. The utility model discloses a lever principle has enlargied the mark of marker pen to have the effect that makes things convenient for the staff to carry out the reading.
Description
Technical Field
The utility model belongs to the technical field of the technique that the road flatness detected and specifically relates to a road flatness detection device is related to.
Background
After the pavement construction is finished, all work acceptance is required. The pavement flatness is an important pavement construction quality index, and therefore, a corresponding device is required to be used for detecting the pavement flatness.
At present, patent document with publication number CN203741684U discloses a road flatness measuring instrument, which includes a traveling wheel, a gravity rod, a sleeve, a sliding track, a sliding block and a millimeter meter, wherein the sliding track is horizontally arranged, and the traveling wheel is installed below one end of the sliding track; the sliding block is arranged on the sliding track and can slide back and forth along the sliding track; the lower end of the sleeve vertically penetrates through the sliding block, and the sleeve is fixed on the sliding block; the sleeve is a hollow cylinder, the millimeter meter is fixed at the upper end of the sleeve, and the lower end of the millimeter meter is vertically inserted into the sleeve; the gravity rod is a rod piece, the upper end of the rod piece is vertically inserted into the sleeve upwards and contacts the lower end of the millimeter meter, and a gap is reserved between the gravity rod and the sleeve. The lower end of the gravity rod and the lower end of the walking wheel are positioned on the same horizontal plane.
When the road surface flatness measuring instrument is used for flatness measurement, the road surface flatness measuring instrument is pushed to a specified place, the sliding block slides to the other end from one end of the sliding track, the gravity rod moves up and down along with the unevenness of the road surface in the process, the reading of the millimeter meter changes, the maximum pointer of the millimeter meter displays the changed maximum value, and a measurer only needs to read and record the value.
However, the above-mentioned road flatness measuring instrument has the following disadvantages: when the detected road surface is relatively flat and the overall fluctuation is relatively small, the reading of the millimeter meter is generally changed relatively little, so that the reading of workers is difficult.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence among the above-mentioned prior art, the utility model aims at providing a road flatness detection device, it moves the pole through setting up to tip at the pole of moving of scratching sets up the marker pen, has carried out the mark of marker pen through lever principle and has enlargied, thereby has the effect that makes things convenient for the staff to carry out the reading.
The above object of the present invention is achieved by the following technical solutions:
a pavement evenness detection device comprises a level bar and a sliding chute arranged on the level bar, wherein the sliding chute comprises a horizontal groove and a vertical groove which are communicated with each other, a sleeve is matched in the vertical groove in a sliding manner, a cross rod is matched in the horizontal groove in a sliding manner, one end of the cross rod is fixed on the sleeve, and the other end of the cross rod extends to the outside of the level bar; a marking pen is detachably arranged at the other end of the marking rod; a vertical rod is matched in the sleeve in a sliding manner, the upper end of the vertical rod is abutted against the rod body of the stroke rod, and the lower end of the vertical rod is abutted against the road surface to be detected; a horizontal plate is fixed on the horizontal ruler, a marking plate is detachably mounted on the horizontal plate, and the pen point of the marking pen abuts against the horizontal plate; and the horizontal plate is provided with a supporting device for supporting the horizontal plate above the road surface.
By adopting the technical scheme, when the flatness of the road surface needs to be measured, paper for recording is fixed on the horizontal plate, the horizontal plate is supported above the road surface by using the supporting device, the cross rod is pushed to slide to the other end from one end of the horizontal ruler along the sliding groove, the vertical rod moves up and down along with the fluctuation of the road surface due to the fluctuation of the road surface, and the vertical rod abuts against the sliding rod, so that the sliding rod rotates around a hinge point of the sliding rod on the cross rod, a pen point of the marking pen can mark the paper of the marking plate, and the fluctuation degree of the road surface is recorded; due to the lever principle, marks marked on paper by the marking pen are amplified, and therefore, the reading of the undulation data of the road surface by workers is facilitated.
The utility model discloses a further set up to: the sleeve is sleeved with a first spring, the upper end of the first spring is abutted to the sleeve, and the lower end of the first spring is abutted to the vertical rod.
Through adopting above-mentioned technical scheme, first spring has the trend that promotes the montant and make the lower extreme of montant and road surface keep in close contact with, consequently under the effect of first spring, the lower extreme of montant can keep in close contact with the road surface to guaranteed that reciprocating of montant can be more accurate reflect the trend of road surface undulation, improved the accuracy degree of measuring the road surface roughness.
The utility model discloses a further set up to: the pulley is installed to the lower extreme of montant, and the lower extreme of montant passes through the pulley and supports on the road surface that awaits measuring.
Through adopting above-mentioned technical scheme, set up the pulley at the lower extreme of montant and reduced the frictional force between montant lower extreme and the road surface, be favorable to guaranteeing that the lower extreme of montant keeps inseparable laminating with the road surface to be favorable to the stable running through of mark.
The utility model discloses a further set up to: the end part of the rowing rod, which is provided with the marking pen, is provided with a blind hole, and the marking pen is in sliding fit in the blind hole; the marking pen is sleeved with a second spring, one end of the second spring is abutted to the stroke rod, and the other end of the second spring is abutted to the marking pen.
By adopting the technical scheme, the second spring has the tendency of pushing the marking pen to move outwards from the blind hole; thereby when the stroke pole rotates around its pin joint on the horizontal pole and drives the marker pen and slide from top to bottom and carry out the mark, the second spring is favorable to guaranteeing that the nib of marker pen keeps in contact with the paper on the mark board all the time, and then has guaranteed the continuity of mark.
The utility model discloses a further set up to: the horizontal plate is fixedly provided with two slideways, each slideway is of a long strip structure with a concave-character-shaped cross section and is vertically arranged on the horizontal plate, and the two slideways are oppositely arranged; the marking plate is inserted between the two slideways.
Through adopting above-mentioned technical scheme, when needs are dismantled the mark board, the staff upwards pulls the mark board and can dismantle the mark board to the demountable installation of mark board has been realized.
The utility model discloses a further set up to: the marking plate is provided with scales.
Through adopting above-mentioned technical scheme, the scale can make things convenient for the staff to carry out quantitative measurement to the mark that the marker pen marked to judge the roughness on road surface.
The utility model discloses a further set up to: and the horizontal plate is provided with a bubble level meter.
Through adopting above-mentioned technical scheme, the bubble spirit level can assist the staff to judge whether the position that the horizontal plate was placed is horizontal to be favorable to improving the accurate degree of measurement.
The utility model discloses a further set up to: the supporting device comprises a plurality of threaded holes formed in the horizontal plate, and adjusting bolts are matched with the threads in the threaded holes.
By adopting the technical scheme, when the horizontal plate needs to be supported above the road surface, the adjusting bolt is rotated to enable the end part of the adjusting bolt to be abutted against the road surface, and then the horizontal plate can be supported above the road surface; adjusting bolt and bubble level meter cooperation use can be with horizontal plate adjustment to the horizontality.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the flatness of the road surface needs to be measured, paper for recording is fixed on the horizontal plate, the horizontal plate is supported above the road surface by using the supporting device, the cross rod is pushed to slide to the other end from one end of the horizontal ruler along the sliding groove, the vertical rod moves up and down along with the fluctuation of the road surface due to the fluctuation of the road surface, and the vertical rod abuts against the stroke rod, so that the stroke rod rotates around a hinged point of the stroke rod on the cross rod, a pen point of the marking pen can stroke a mark on the paper of the marking plate, and the fluctuation degree of the road surface is recorded; due to the lever principle, marks marked on paper by the marking pen are amplified, so that the reading of the undulation data of the road surface by workers is facilitated;
2. the first spring ensures that the lower end of the vertical rod is in close contact with the road surface, so that the measurement accuracy is improved; the friction force between the lower end of the vertical rod and the road surface is reduced by the pulley, so that the stable and continuous marking is facilitated; the second spring is beneficial to ensuring that the pen point of the marking pen is always kept in contact with the paper on the marking plate, so that the marking consistency is improved;
3. the slide way realizes the detachable installation of the marking plate; the scales can facilitate the staff to carry out quantitative measurement on the marks marked by the marking pen; the bubble level gauge is used with adjusting bolt cooperation, can adjust the horizontality with the horizontal plate, improves the measuring degree of accuracy.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the level and tap bar.
In the figure, 1, a horizontal ruler; 2. a chute; 21. a horizontal groove; 22. a vertical slot; 31. a sleeve; 32. a cross bar; 33. a vertical rod; 331. a pulley; 34. a first spring; 4. a bar is drawn; 41. blind holes; 5. a marking pen; 51. a second spring; 6. a horizontal plate; 61. a slideway; 62. a bubble level; 7. a marking plate; 71. calibration; 8. a support device; 81. a threaded hole; 82. and adjusting the bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, in order to disclose a road flatness detecting device of the present invention, the device includes a strip-shaped level 1, a chute 2 is disposed on the level 1, and the chute 2 is disposed along the length direction of the level 1; the sliding chute 2 comprises a horizontal groove 21 and a vertical groove 22 which are communicated with each other, a sleeve 31 is matched in the vertical groove 22 in a sliding manner, a cross rod 32 is matched in the horizontal groove 21 in a sliding manner, one end of the cross rod 32 is fixed on the sleeve 31, and the other end of the cross rod extends to the outside of the level ruler 1; a paddling rod 4 is arranged above the horizontal ruler 1, one end of the paddling rod 4 is hinged to the part of the cross rod 32 outside the horizontal ruler 1, and the other end of the paddling rod 4 is detachably provided with a marking pen 5; a vertical rod 33 is vertically matched in the sleeve 31 in a sliding manner, the upper end of the vertical rod 33 is propped against the rod body of the rowing rod 4, and the lower end of the vertical rod 33 is provided with a pulley 331 and is propped against the road surface to be detected through the pulley 331; a horizontal plate 6 is fixed on the horizontal ruler 1, a marking plate 7 is detachably mounted on the horizontal plate 6, the marking plate 7 is vertically arranged, and the pen point of the marking pen 5 abuts against the horizontal plate 6; the horizontal plate 6 is provided with a supporting device 8 for supporting the horizontal plate 6 above the road surface; when the flatness of the road surface needs to be measured, paper for recording is fixed on the horizontal plate 6, the horizontal plate 6 is supported above the road surface by using the supporting device 8, the cross rod 32 is pushed to slide to the other end from one end of the horizontal ruler 1 along the chute 2, the vertical rod 33 also moves up and down along with the fluctuation of the road surface due to the fluctuation of the road surface, and the vertical rod 33 abuts against the sliding rod 4, so that the sliding rod 4 rotates around a hinged point of the sliding rod 32, and the pen point of the marking pen 5 can mark the paper on the marking plate 7, and further record the fluctuation degree of the road surface; due to the lever principle, marks marked on paper by the marking pen 5 are amplified, and therefore, the reading of the undulation data of the road surface by workers is facilitated.
Referring to fig. 1 and 2, a first spring 34 is sleeved on the vertical rod 33, the upper end of the first spring 34 abuts against the sleeve 31, and the lower end abuts against the vertical rod 33; the first spring 34 has a tendency of pushing the vertical rod 33 to keep the lower end of the vertical rod 33 in close contact with the road surface, so that the lower end of the vertical rod 33 can be kept in close contact with the road surface under the action of the first spring 34, thereby ensuring that the vertical rod 33 can more accurately reflect the trend of the up-and-down fluctuation of the road surface due to the up-and-down movement of the vertical rod, and improving the accuracy of the road surface flatness measurement.
Referring to fig. 1 and 2, the end of the stroking rod 4, which is provided with the marking pen 5, is provided with a blind hole 41, and the marking pen 5 is in sliding fit in the blind hole 41; the marking pen 5 is sleeved with a second spring 51, one end of the second spring 51 is abutted against the rowing rod 4, the other end of the second spring 51 is abutted against the marking pen 5, and the second spring 51 has a tendency of pushing the marking pen 5 to move towards the outside of the blind hole 41; when the stroking rod 4 rotates around the hinged point of the stroking rod on the cross rod 32 to drive the marking pen 5 to slide up and down for marking, the second spring 51 can ensure that the pen point of the marking pen 5 is always in contact with the paper on the marking plate 7, and the consistency of marking is further ensured.
Referring to fig. 1, a horizontal plate 6 is fixedly provided with a slideway 61, the slideway 61 is a long strip structure with a concave-character-shaped cross section and vertically arranged on the horizontal plate 6, and two slideways 61 are arranged and oppositely arranged; the marking plate 7 is inserted between the two slideways 61, when the marking plate 7 needs to be disassembled, a worker can disassemble the marking plate 7 by pulling the marking plate 7 upwards, so that the detachable installation of the marking plate 7 is realized; the mark plate 7 is provided with scales 71, so that the staff can conveniently measure the marks marked by the marking pen 5 quantitatively, and the flatness of the road surface can be judged.
Referring to fig. 1, the support device 8 includes a plurality of threaded holes 81 opened in the horizontal plate 6, the threaded holes 81 being internally threaded with adjusting bolts 82; when the horizontal plate 6 needs to be supported above the road surface, the adjusting bolt 82 is rotated to enable the end part of the adjusting bolt 82 to be abutted against the road surface, and then the horizontal plate 6 can be supported above the road surface; still be provided with bubble level gauge 62 on the horizontal plate 6, adjust through adjusting bolt 82 to the difference and can make bubble level gauge 62 reach the horizontality to make horizontal plate 6 keep the level, be favorable to improving and detect the precision.
The working principle of the utility model is that, when the flatness of the road surface needs to be measured, the paper used for recording is fixed on the horizontal plate 6, the supporting device 8 is used to support the horizontal plate 6 above the road surface, the cross rod 32 is pushed to slide from one end of the horizontal ruler 1 to the other end along the chute 2, then the vertical rod 33 will move up and down along with the fluctuation of the road surface due to the fluctuation of the road surface, and the vertical rod 33 is propped against the rowing rod 4, so the rowing rod 4 will rotate around the hinge point of the cross rod 32, thereby the nib of the marking pen 5 can scribe a mark on the paper of the marking plate 7, and further record the fluctuation degree of the road surface; due to the lever principle, marks marked on paper by the marking pen 5 are amplified, and therefore, the reading of the undulation data of the road surface by workers is facilitated.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a road flatness detection device, includes level bar (1), sets up spout (2) on level bar (1), its characterized in that: the sliding chute (2) comprises a horizontal groove (21) and a vertical groove (22) which are communicated with each other, a sleeve (31) is matched in the vertical groove (22) in a sliding mode, a cross rod (32) is matched in the horizontal groove (21) in a sliding mode, one end of the cross rod (32) is fixed on the sleeve (31), and the other end of the cross rod extends to the outside of the level ruler (1); a stroking rod (4) is arranged above the horizontal ruler (1), one end of the stroking rod (4) is hinged to the part of the cross rod (32) outside the horizontal ruler (1), and the other end of the stroking rod is detachably provided with a marking pen (5); a vertical rod (33) is matched in the sleeve (31) in a sliding manner, the upper end of the vertical rod (33) is propped against the rod body of the stroke rod (4), and the lower end of the vertical rod is propped against the road surface to be detected; a horizontal plate (6) is fixed on the horizontal ruler (1), a marking plate (7) is detachably mounted on the horizontal plate (6), and the pen point of the marking pen (5) is abutted against the horizontal plate (6); and a supporting device (8) for supporting the horizontal plate (6) above the road surface is arranged on the horizontal plate (6).
2. The road flatness detecting apparatus according to claim 1, wherein: the sleeve is characterized in that a first spring (34) is sleeved on the vertical rod (33), the upper end of the first spring (34) is abutted on the sleeve (31), and the lower end of the first spring is abutted on the vertical rod (33).
3. The road flatness detecting apparatus according to claim 1, wherein: the lower end of the vertical rod (33) is provided with a pulley (331), and the lower end of the vertical rod (33) is propped against the road surface to be measured through the pulley (331).
4. The road flatness detecting apparatus according to claim 1, wherein: the end part of the stroke rod (4) provided with the marking pen (5) is provided with a blind hole (41), and the marking pen (5) is in sliding fit in the blind hole (41); the marking pen (5) is sleeved with a second spring (51), one end of the second spring (51) is abutted to the stroke rod (4), and the other end of the second spring is abutted to the marking pen (5).
5. The road flatness detecting apparatus according to claim 1, wherein: the horizontal plate (6) is fixedly provided with a slideway (61), the slideway (61) is of a long strip structure with a concave-character-shaped cross section and vertically arranged on the horizontal plate (6), and two slideways (61) are arranged oppositely; the marking plate (7) is inserted between the two slideways (61).
6. The road flatness detecting apparatus according to claim 1, wherein: scales (71) are arranged on the marking plate (7).
7. The road flatness detecting apparatus according to claim 1, wherein: and a bubble level meter (62) is arranged on the horizontal plate (6).
8. The road flatness detecting apparatus according to claim 7, wherein: the supporting device (8) comprises a plurality of threaded holes (81) formed in the horizontal plate (6), and adjusting bolts (82) are matched with the threads in the threaded holes (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021497212.2U CN213086523U (en) | 2020-07-25 | 2020-07-25 | Road surface flatness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021497212.2U CN213086523U (en) | 2020-07-25 | 2020-07-25 | Road surface flatness detection device |
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| Publication Number | Publication Date |
|---|---|
| CN213086523U true CN213086523U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021497212.2U Active CN213086523U (en) | 2020-07-25 | 2020-07-25 | Road surface flatness detection device |
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| CN (1) | CN213086523U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018141A (en) * | 2021-10-22 | 2022-02-08 | 宁波市君正检测科技有限公司 | Concrete surface flatness detection device and detection method thereof |
| CN115077361A (en) * | 2022-08-18 | 2022-09-20 | 徐州东屹新材料有限公司 | Bridge floor flatness detection device |
| CN116411501A (en) * | 2023-06-05 | 2023-07-11 | 山西交通养护集团有限公司 | Road surface roughness measuring device |
-
2020
- 2020-07-25 CN CN202021497212.2U patent/CN213086523U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018141A (en) * | 2021-10-22 | 2022-02-08 | 宁波市君正检测科技有限公司 | Concrete surface flatness detection device and detection method thereof |
| CN115077361A (en) * | 2022-08-18 | 2022-09-20 | 徐州东屹新材料有限公司 | Bridge floor flatness detection device |
| CN116411501A (en) * | 2023-06-05 | 2023-07-11 | 山西交通养护集团有限公司 | Road surface roughness measuring device |
| CN116411501B (en) * | 2023-06-05 | 2023-08-18 | 山西交通养护集团有限公司 | Road surface roughness measuring device |
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