CN211947832U

CN211947832U - Road surface flatness measuring device

Info

Publication number: CN211947832U
Application number: CN201922440431.0U
Authority: CN
Inventors: 史启东; 张镇; 尹春峰; 翁一帆
Original assignee: Yuhang Traffic Construction Group Co ltd
Current assignee: Yuhang Traffic Construction Group Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-17
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to the technical field of roads, in particular to road flatness measuring device, which comprises a frame, the first regulation universal wheel of frame bottom fixedly connected with, equidistant being provided with the bolt of screwing on the frame lateral wall, the inside body frame that is provided with of frame, body frame left side wall has set gradually attachment strap, workstation from top to bottom and has placed the plywood, body frame right side wall has set gradually fixed roof, first guide sleeve seat and second guide sleeve seat from top to bottom, frame left side middle-end rotation is connected with the balance arm, and is provided with the liquid level appearance on the balance arm, the balance arm outer end is provided with the handle, and is provided with the rotation balance landing leg in the handle inner, rotation balance landing leg bottom is provided with the second and adjusts the universal wheel. The utility model relates to a novelty, it is rational in infrastructure, whole easy operation and low in manufacturing cost, the record and the use of being convenient for.

Description

Road surface flatness measuring device

Technical Field

The utility model relates to the field of road technology, in particular to road flatness measuring device.

Background

The road flatness refers to a deviation value of the concave-convex amount in the longitudinal direction of the road surface. The pavement evenness is an important index in pavement evaluation and pavement construction acceptance, and mainly reflects the evenness of a pavement longitudinal section profile curve. When the profile curve of the vertical section is relatively smooth, the road surface is relatively flat or the flatness is relatively good, otherwise, the road surface is relatively poor.

If the chinese patent with the publication number of CN207472220U, this patent discloses a road flatness measuring device, which is convenient to use but has a high production cost, and cannot be used when encountering electronic faults, and for some remote areas, the device cannot be used by powering on, and can only use the traditional running rule for measurement, but the running rule has a slow measurement efficiency and is troublesome to record, and cannot meet the requirements of users.

Therefore, a need exists for a road flatness measuring device that solves the above problems.

Disclosure of Invention

An object of the utility model is to provide a simple structure is reasonable, convenient operation's a road flatness measuring device to prior art's defect and not enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model relates to a pavement evenness measuring device, which comprises a frame, the bottom of the frame is fixedly connected with a first adjusting universal wheel, screwing bolts are arranged on the outer side wall of the frame at equal intervals, a main frame is arranged inside the frame, a butt strap, a workbench and a placing layer plate are sequentially arranged on the left side wall of the main frame from top to bottom, a fixed vertical frame is arranged on the workbench, a guide push rod is sleeved on the fixed vertical frame, a line drawing plate is arranged at one end of the guide push rod, the outer end of the placing layer plate is provided with a flange, a fixed top plate, a first guide sleeve seat and a second guide sleeve seat are sequentially arranged on the right side wall of the main frame from top to bottom, measuring rods are vertically arranged inside the first guide sleeve seat and the second guide sleeve seat, a rebound sleeve is arranged at the upper end of the measuring rods, a marking pen is arranged inside the rebound sleeve, a fixed top seat is arranged, the middle end of the left side of the rack is rotatably connected with a balance arm, a liquid level indicator is arranged on the balance arm, a handle is arranged at the outer end of the balance arm, a rotating balance supporting leg is arranged at the inner end of the handle, and a second adjusting universal wheel is arranged at the bottom of the rotating balance supporting leg.

Furthermore, both ends all are equipped with the projection about the body frame, and the projection outside all is equipped with the scale mark, the frame all is equipped with the recess with projection position corresponding department, the projection is located the recess and with recess sliding connection, the projection is through screwing bolt and recess fixed connection.

Furthermore, the inner end of the butt strap is hinged and fixed with the top end of the left side wall of the main frame, the lower end of the flange and the left end of the top of the placing layer plate.

Further, fixed grudging post bottom and workstation top sliding connection and pass through the bolt fastening, guide push rod one end is located the fixed grudging post outside, and the other end runs through fixed grudging post and extends to fixed grudging post inboard and is fixed with the drawing line grillage at its end spiro union, drawing line grillage and drawing line board looks adaptation, guide push rod and fixed grudging post sliding connection.

Furthermore, damping ferrules are arranged at the joints of the first guide sleeve seat and the second guide sleeve seat with the measuring rod.

Further, the rebound sleeve is internally provided with a spring, the spring is sleeved outside the marking point pen, the marking point pen is positioned inside the rebound sleeve and moves left and right under the action of the spring, and the fixed top seat is fixed with the top of the rebound sleeve in a threaded manner.

Furthermore, a through groove is formed in the position, corresponding to the line drawing board, of the main frame, and the line drawing board corresponds to the position of the punctuation pen.

Furthermore, the balance arm and the rack as well as the rotary balance supporting leg and the balance arm are fixed through fastening knobs, and the first adjusting universal wheel and the second adjusting universal wheel are respectively fixed with the bottom of the rack and the bottom of the rotary balance supporting leg in a threaded manner.

The utility model discloses beneficial effect does:

(1) the utility model relates to a novelty, it is rational in infrastructure, through the high value of punctuation pen with the cooperation of drawing line board each measuring stick of record, the numerical value of roughness can be known to the point according to punctuation pen mark on the drawing line board at last, whole easy operation, data result is directly perceived, the record of being convenient for, excellent in use effect.

(2) Compared with the traditional measuring device, the device is simple to operate, convenient to use and low in production cost, the condition that the electronic equipment fails and cannot be used can be avoided, meanwhile, the device is measured by the traditional running rule, the measuring efficiency is higher, the precision is higher, the recording is more convenient to perform, and the using effect is better.

Drawings

Fig. 1 is a schematic structural view of a road flatness measuring device of the present invention;

fig. 2 is a schematic structural view of a main frame in the road flatness measuring device of the present invention;

fig. 3 is a right side view of the utility model discloses a road flatness measuring device.

In FIGS. 1-3: 1. a frame; 2. a first adjusting universal wheel; 3. screwing the bolt; 4. a main frame; 5. a butt strap; 6. a work table; 7. placing a laminate; 8. fixing a vertical frame; 9. a guide push rod; 10. a line drawing board; 11. blocking edges; 12. fixing a top plate; 13. a first guide sleeve seat; 14. a second guide sleeve seat; 15. a measuring rod; 16. a rebound sleeve; 17. a punctuation pen; 18. fixing the top seat; 19. a balance arm; 20. a liquid level gauge; 21. a handle; 22. rotating the balance support leg; 23. a second adjustment universal wheel; 100 through slots.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in figures 1 to 3, the road surface flatness measuring device of the utility model comprises a frame 1, a first adjusting universal wheel 2 is fixedly connected to the bottom of the frame 1, screwing bolts 3 are arranged on the outer side wall of the frame 1 at equal intervals, a main frame 4 is arranged in the frame 1, a butt strap 5, a workbench 6 and a placing layer plate 7 are sequentially arranged on the left side wall of the main frame 4 from top to bottom, a fixing vertical frame 8 is arranged on the workbench 6, a guide push rod 9 is sleeved on the fixing vertical frame 8, a line drawing plate 10 is arranged at one end of the guide push rod 9, a flange 11 is arranged at the outer end of the placing layer plate 7, a fixing top plate 12, a first guide sleeve seat 13 and a second guide sleeve seat 14 are sequentially arranged on the right side wall of the main frame 4 from top to bottom, a measuring rod 15 is vertically arranged in the first guide sleeve seat 13 and the second guide sleeve seat 14, a rebound sleeve 16 is arranged at the upper end of the measuring rod 15, a marking, the top of the rebound sleeve 16 is provided with a fixed top seat 18, the middle end of the left side of the frame 1 is rotatably connected with a balance arm 19, a liquid level meter 20 is arranged on the balance arm 19, the outer end of the balance arm 19 is provided with a handle 21, the inner end of the handle 21 is provided with a rotation balance supporting leg 22, and the bottom of the rotation balance supporting leg 22 is provided with a second adjusting universal wheel 23.

Wherein, the left and right ends of the main frame 4 are provided with convex columns, the outer sides of the convex columns are provided with scale marks, the positions of the frame 1 corresponding to the positions of the convex columns are provided with grooves, the convex columns are positioned in the grooves and are in sliding connection with the grooves, the convex columns are fixedly connected with the grooves through screwing bolts 3, the inner ends of the butt straps 5 are hinged and fixed with the top end of the left side wall of the main frame 4, the lower ends of the flanges 11 and the left end of the top part of the placing layer plate 7, the bottom of the fixing vertical frame 8 is in sliding connection with the top part of the workbench 6 and is fixed through bolts, one end of the guide push rod 9 is positioned on the outer side of the fixing vertical frame 8, the other end of the guide push rod penetrates through the fixing vertical frame 8 and extends to the inner side of the fixing vertical frame 8, and is fixed with a drawing line plate frame in a screw joint way at the end thereof, the drawing line plate frame is matched with the drawing line plate 10, and the spring housing is established in the mark point pen 17 outside, mark point pen 17 is located and is the side-to-side motion inside springback sleeve 16 and under the spring action, fixed footstock 18 is fixed with the spiro union in springback sleeve 16 top, logical groove 100 has been seted up with the corresponding department in line drawing board 10 position to main frame 4, line drawing board 10 is corresponding with mark point pen 17 position, between balance arm 19 and the frame 1, it is fixed all through the fastening knob to rotate between balanced landing leg 22 and the balance arm 19, first regulation universal wheel 2 and second regulation universal wheel 23 are fixed with the spiro union in frame 1 bottom and the bottom of rotating balanced landing leg 22 respectively.

The working principle is as follows: when the device is used, the rotating balance supporting leg 22 is supported to enable the four wheels to move, the stability of the device is improved, the main frame 4 is adjusted to enable the fixed top plate 12 and the workbench 6 to be in a horizontal state, then the measuring rod 15 moves upwards to enable the fixed top seat 18 at the top of the measuring rod to be in contact with the bottom of the fixed top plate 12, the measuring rod 15 is enabled to be in an initial numerical value state, the device is moved to an area to be measured, then the measuring rod 15 sequentially moves downwards according to the sequence to enable the bottom of the measuring rod 15 to be in contact with the ground, after the operation is finished, the line drawing plate 10 is placed on the line drawing plate frame, the line drawing plate 10 is driven to move towards the marking pen 17 by the guide push rod 9 until the line drawing pen 17 is attached to the left side wall of the main frame 4, after the operation is finished, the marking pen 17 on each measuring rod 15 is sequentially pushed, the marking pen 17 moves towards the line drawing plate 10 to make a mark on the line drawing plate 10, after the marking is finished, the, then change new line board 10 of drawing down, the mobile device after that to next measuring region measure can, through will draw the mode of line board 10 with the dotted line point and connect gradually, can understand the roughness in this region, also be convenient for record and save, the result of use is better.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a road flatness measuring device, includes frame (1), its characterized in that: the device is characterized in that a first adjusting universal wheel (2) is fixedly connected to the bottom of the rack (1), bolts (3) are arranged on the outer side wall of the rack (1) at equal intervals, a main frame (4) is arranged inside the rack (1), a butt strap (5), a workbench (6) and a placing layer plate (7) are sequentially arranged on the left side wall of the main frame (4) from top to bottom, a fixing vertical frame (8) is arranged on the workbench (6), a guide push rod (9) is sleeved on the fixing vertical frame (8), a line drawing plate (10) is arranged at one end of the guide push rod (9), a flange (11) is arranged at the outer end of the placing layer plate (7), a fixing top plate (12), a first guide sleeve seat (13) and a second guide sleeve seat (14) are sequentially arranged on the right side wall of the main frame (4), a measuring rod (15) is vertically arranged inside the first guide sleeve seat (13) and the second guide sleeve seat (14), and measuring stick (15) upper end is provided with resilience sleeve (16), resilience sleeve (16) embeds has punctuation pen (17), resilience sleeve (16) top is provided with fixed footstock (18), frame (1) left side middle-end rotation is connected with balance arm (19), and is provided with liquid level meter (20) on balance arm (19), balance arm (19) outer end is provided with handle (21), and is provided with rotation balance landing leg (22) in handle (21), rotation balance landing leg (22) bottom is provided with second regulation universal wheel (23).

2. A road flatness measuring device as defined in claim 1, wherein: both ends all are equipped with the projection about body frame (4), and the projection outside all is equipped with the scale mark, frame (1) all is equipped with the recess with the corresponding department in projection position, the projection be located the recess and with recess sliding connection, the projection is through screwing bolt (3) and recess fixed connection.

3. A road flatness measuring device as defined in claim 1, wherein: the inner end of the butt strap (5) is hinged and fixed with the top end of the left side wall of the main frame (4), the lower end of the flange (11) and the left end of the top of the placing laminate (7).

4. A road flatness measuring device as defined in claim 1, wherein: fixed grudging post (8) bottom and workstation (6) top sliding connection and pass through the bolt fastening, direction push rod (9) one end is located fixed grudging post (8) outside, and the other end runs through fixed grudging post (8) and extends to fixed grudging post (8) inboard and is fixed with the drawing line grillage in its end department spiro union, drawing line grillage and drawing line board (10) looks adaptation, direction push rod (9) and fixed grudging post (8) sliding connection.

5. A road flatness measuring device as defined in claim 1, wherein: damping ferrules are arranged at the joints of the first guide sleeve seat (13), the second guide sleeve seat (14) and the measuring rod (15).

6. A road flatness measuring device as defined in claim 1, wherein: rebound sleeve (16) embeds there is the spring, and the spring housing establishes in mark point pen (17) outside, mark point pen (17) are located and are the side-to-side movement inside rebound sleeve (16) and under the spring action, fixed footstock (18) are fixed with rebound sleeve (16) top spiro union.

7. A road flatness measuring device as defined in claim 1, wherein: the main frame (4) is provided with a through groove (100) at the position corresponding to the line drawing board (10), and the line drawing board (10) is corresponding to the marking point pen (17).

8. A road flatness measuring device as defined in claim 1, wherein: the balance arm (19) is fixed to the rack (1) and the rotating balance supporting leg (22) is fixed to the balance arm (19) through fastening knobs, and the first adjusting universal wheel (2) and the second adjusting universal wheel (23) are fixed to the bottom of the rack (1) and the bottom of the rotating balance supporting leg (22) in a threaded mode respectively.