CN212533670U

CN212533670U - Cement pavement joint cutting device for road construction with prevent excursion function

Info

Publication number: CN212533670U
Application number: CN202021109028.6U
Authority: CN
Inventors: 张亚宁; 林禄军; 樊永锋; 辜强; 张小龙
Original assignee: Sinohydro Engineering Bureau 4 Co Ltd
Current assignee: Sinohydro Engineering Bureau 4 Co Ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-12
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a cement road surface joint-cutting device for road construction with prevent excursion function, including framework, U-shaped groove and directional wheel, the inboard welding in framework below has the horizontal pole, and the horizontal pole front and back bearing connect the gag lever post to the first sprocket of gag lever post outside key-type connection, all be fixed with the sawtooth in addition above the first sprocket, framework below screwed connection has the connecting block, and all installs the movable rod bottom the connecting block to the slider is installed to the movable rod lower extreme, and the inboard threaded connection of slider has two-way lead screw, U-shaped inslot portion key-type connection second sprocket, and U-shaped groove left side installation second servo motor. This cement road surface joint-cutting device for road construction with prevent excursion function installs the gag lever post, and the equal key-type connection in the gag lever post outside has first sprocket, and all is fixed with the sawtooth on the first sprocket below, starts that first servo motor drives the gag lever post and drives first sprocket rotatory, and it is rotatory to drive the sawtooth through first sprocket rotation to the sawtooth has played the circulation cutting effect.

Description

Cement pavement joint cutting device for road construction with prevent excursion function

Technical Field

The utility model relates to a road construction technical field specifically is a cement road surface joint-cutting device for road construction with prevent excursion function.

Background

The cement concrete pavement is widely used in China, but a plurality of problems occur, such as cracks, pits, peeling, loosening and the like of the pavement, the cutting seam is a very important link in the cement concrete construction, the optimal depth and time of the cutting seam are determined by analyzing the concrete pavement maintenance time, the tensile strength of the concrete pavement, the cutting seam mode, the environmental temperature and the like, a reasonable cutting seam scheme is made, the operation quality is ensured, and the service life of the pavement is prolonged;

however, various cement pavement joint cutting devices are available in the market at present, such as a hand-push type cement pavement joint cutting device which is good in portability and easy to operate, but a deviation phenomenon is generated in the cutting process, so that the whole cutting line is bent, and the appearance of the pavement is influenced;

therefore, the cement pavement joint cutting device with the anti-deviation function for road construction is provided, and the problems can be well solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement road surface joint-cutting device for road construction with prevent excursion function to solve the problem that the skew appears in the cement road surface joint-cutting device for road construction on the existing market that above-mentioned background art provided in the cutting process.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cement road surface joint-cutting device for road construction with prevent excursion function, includes framework, U-shaped groove and directional wheel, the inboard welding in framework below has the horizontal pole, and the horizontal pole front and back bearing is connected with the gag lever post to the gag lever post outside key joint has first sprocket, and all is fixed with the sawtooth on the first sprocket in addition, and first servo motor is installed to the framework rear side simultaneously, framework below screwed connection has the connecting block, and all installs the movable rod bottom the connecting block to the slider is installed to the movable rod lower extreme, and the inboard threaded connection of slider has two-way lead screw, and two-way lead screw outer end bearing is connected with the U-shaped groove simultaneously, the inside key joint of U-shaped groove has the second sprocket, and installs second servo motor on the left of the U-shaped groove to U-shaped groove bottom screwed.

Preferably, the frame body is parallel to the cross rods, and the cross rods are symmetrically welded to the left vertical center line of the frame body by 2.

Preferably, the limiting rod is symmetrically provided with 3 limiting rods around the vertical central line of the frame body, the limiting rods are parallel to the limiting rods, and the rear ends of the limiting rods are welded and fixed with the first servo motors.

Preferably, the first sprocket is located at the middle of the frame body, and the length of the first sprocket is smaller than that of the frame body.

Preferably, the connecting block all is provided with 2 groups about the vertical central line of framework, and connecting block are parallel to each other.

Preferably, the movable rod all is provided with 4 groups about the vertical central line of framework, and the movable rod lower extreme is connected for the bearing with the slider to the slider all is provided with 4 groups about the vertical central line of framework.

Preferably, the two-way screw rod is provided with 2 in relation to the vertical central line of the frame body, and the two-way screw rod is parallel to the two-way screw rod.

Preferably, the number of the second chain wheels is 2 about the vertical central line of the left side of the frame, the second chain wheels are parallel to the second chain wheels, the orientation wheels are provided with 2 groups about the vertical central line of the frame, and the orientation wheels are parallel to the orientation wheels.

Compared with the prior art, the beneficial effects of the utility model are that: the cement pavement joint cutting device with the anti-deviation function for road construction is characterized in that a joint cutting device is arranged on the joint cutting device;

(1) the cement road surface cutting machine is provided with a limiting rod, a first chain wheel is connected to the outer side of the limiting rod in a key-connected mode, sawteeth are fixed on the upper portion and the lower portion of the first chain wheel, a first servo motor is started to drive the limiting rod to drive the first chain wheel to rotate, the sawteeth are driven to rotate through the rotation of the first chain wheel, the chain wheel is long enough and larger than or equal to the width of a cement road surface, when the sawteeth are driven to rotate through the rotation of the chain wheel, the whole width of the cement road surface can be cut simultaneously, compared with a manual pushing type cutting mode in the market, the cutting speed is improved, the cutting line is straighter than that of a hand-;

(2) be provided with two-way lead screw, directional wheel top fix with screw has the U-shaped groove, and U-shaped inslot bearing is connected with two-way lead screw, starts the two-way lead screw of second servo motor drive, drives the movable rod in the outside through two-way lead screw and reciprocates for the framework can reciprocate, thereby the inside sawtooth of framework reciprocates, makes whole device at the cutting in-process, has increased the convenience.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a right side view of the structure of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a frame body; 2. a cross bar; 3. a limiting rod; 4. a first sprocket; 5. saw teeth; 6. a first servo motor; 7. connecting blocks; 8. a movable rod; 9. a slider; 10. a bidirectional screw rod; 11. a U-shaped groove; 12. a second sprocket; 13. a second servo motor; 14. and (4) an orientation wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a cement pavement joint cutting device with an anti-deviation function for road construction comprises a frame body 1, a cross rod 2, a limiting rod 3, a first chain wheel 4, sawteeth 5, a first servo motor 6, a connecting block 7, a movable rod 8, a slide block 9, a bidirectional screw rod 10, a U-shaped groove 11, a second chain wheel 12, a second servo motor 13 and a directional wheel 14, wherein the cross rod 2 is welded on the inner side below the frame body 1, the front and rear bearings of the cross rod 2 are connected with the limiting rod 3, the outer side of the limiting rod 3 is in keyed connection with the first chain wheel 4, the sawteeth 5 are fixed on the upper and lower sides of the first chain wheel 4, the first servo motor 6 is installed on the rear side of the frame body 1, the connecting block 7 is connected with a screw below the frame body 1, the movable rod 8 is installed on the bottom of the connecting block 7, the slide block 9 is installed on the lower end of the movable rod 8, the bidirectional screw rod 10 is, the inside key of U-shaped groove 11 is connected with second sprocket 12, and U-shaped groove 11 left side is installed second servo motor 13 to U-shaped groove 11 bottom screw connection has directional wheel 14.

Framework 1 is parallel to each other with horizontal pole 2, and horizontal pole 2 has 2 about the vertical central line symmetrical welding in framework 1 left side, the design of above-mentioned structure for 2 effectual support frame bodies 1 of horizontal pole have increased whole framework 1's intensity.

The gag lever post 3 is provided with 3 about the vertical central line symmetry of framework 1, and gag lever post 3 is parallel to each other with gag lever post 3 to 3 rear ends of gag lever post and 6 welded fastening of first servo motor, the design of above-mentioned structure has made things convenient for installation work on next step, has increased the convenience.

The first chain wheel 4 is positioned in the middle of the frame body 1, and the length of the first chain wheel 4 is smaller than that of the frame body 1.

Connecting block 7 all is provided with 2 groups about framework 1's vertical central line, and connecting block 7 is parallel to each other with connecting block 7, and the design of above-mentioned structure starts first servo motor 6 drive gag lever post 3 for first sprocket 4 drives 5 circulative rotations of sawtooth through a position pole 3, has increased the practicality of whole device.

The movable rod 8 all is provided with 4 groups about the vertical central line of

framework

1, and 8 lower extremes of movable rod are connected for the bearing with slider 9 to slider 9 all is provided with 4 groups about the vertical central line of framework 1, and the design of above-mentioned structure drives 8 oscilaltions of movable rod through slider 9, has increased the practicality.

Two-way lead screw 10 all is provided with 2 about the vertical central line of framework 1, and two-way lead screw 10 is parallel to each other with two-way lead screw 10, and the design of above-mentioned structure can effectual drive slider 9 through two-way lead screw 10 and slide to drive movable rod 8 through slider 9 and play the lift effect, increased the convenience.

Second sprocket 12 is provided with 2 about framework 1 left side vertical center line, and second sprocket 12 is parallel to each other with second sprocket 12, and directional wheel 14 all is provided with 2 groups about framework 1's vertical central line, and directional wheel 14 is parallel to each other with directional wheel 14, and the design of above-mentioned structure, when carrying out next step cement road surface cutting work, through directional wheel 14 drive framework 1 and transversely roll and reach next operating point, has increased the convenience.

The working principle is as follows: when the cement pavement joint cutting device with the deviation prevention function for road construction is used, firstly, as shown in figures 1-4, the device is moved to a cement pavement cutting place through a directional wheel 14, a frame body 1 is spanned on the cement pavement, the horizontal line is well adjusted, a second servo motor 13 is started to drive a bidirectional screw rod 10, the bidirectional screw rod 10 drives slide blocks 9 on the left side and the right side to simultaneously move towards the middle, the slide blocks 9 drive a movable rod 8 to lower the frame body 1, when sawteeth 5 on a first chain wheel 4 contact the cement pavement, a first servo motor 6 is started to drive a limiting rod 3 to rotate, the first chain wheel 4 is driven to rotate through the limiting rod 3, the sawteeth 5 on the upper side and the lower side are driven to rotate through the first chain wheel 4, so that the sawteeth 5 can rub on the ground and achieve a cutting effect, and the whole device can be adjusted to lift downwards or upwards according to the specified cutting depth, this structural design has increased the practicality of whole device, and whole device length dimension is the same with road surface length dimension (as long as with device rectilinear direction adjustment, contact sawtooth 5 with ground through starting second servo motor 13, then start first servo motor 6 automatic cutout, then slowly adjustment cutting depth, just can accomplish whole cutting work, and the problem of line of cut skew has been avoided, moreover, the steam generator is simple in structure, the operation of being convenient for, first line of cut has been accomplished, then restart second servo motor 13, the step is the same as above, go up framework 1, then through directional wheel 14 with whole device lateral shifting, carry out second cutting work again, thereby accomplish a series of works, the content that does not make detailed description in this description belongs to the prior art that skilled person is known.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a cement road surface joint-cutting device is used in road construction with prevent excursion function, includes framework (1), horizontal pole (2), U-shaped groove (11) and directive wheel (14), its characterized in that: a cross rod (2) is welded on the inner side of the lower part of the frame body (1), the front bearing and the rear bearing of the cross rod (2) are connected with a limiting rod (3), and the outer side of the limiting rod (3) is connected with a first chain wheel (4) by a key, sawteeth (5) are fixed above and below the first chain wheel (4), meanwhile, a first servo motor (6) is arranged at the rear side of the frame body (1), a connecting block (7) is connected with a screw below the frame body (1), movable rods (8) are arranged at the bottoms of the connecting block (7), a slide block (9) is arranged at the lower end of the movable rod (8), a bidirectional screw rod (10) is connected with the inner side of the slide block (9) in a threaded manner, meanwhile, the outer end bearing of the bidirectional screw rod (10) is connected with a U-shaped groove (11), the inside of the U-shaped groove (11) is connected with a second chain wheel (12) by a key, and a second servo motor (13) is arranged on the left side of the U-shaped groove (11), and a directional wheel (14) is connected to the bottom of the U-shaped groove (11) through a screw.

2. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: framework (1) and horizontal pole (2) are parallel to each other, and horizontal pole (2) have 2 about the vertical central line symmetrical welding in framework (1) left side.

3. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: the limiting rod (3) is symmetrically provided with 3 limiting rods (3) relative to the vertical central line of the frame body (1), the limiting rods (3) are parallel to the limiting rods (3), and the rear ends of the limiting rods (3) are welded and fixed with the first servo motors (6).

4. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: the first chain wheel (4) is positioned in the middle of the frame body (1), and the length of the first chain wheel (4) is smaller than that of the frame body (1).

5. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: connecting block (7) all are provided with 2 groups about the vertical central line of framework (1), and connecting block (7) are parallel to each other.

6. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: the movable rod (8) all is provided with 4 groups about the vertical central line of framework (1), and movable rod (8) lower extreme and slider (9) are the bearing connection to slider (9) all is provided with 4 groups about the vertical central line of framework (1).

7. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: the bidirectional screw rod (10) is provided with 2 vertical central lines relative to the frame body (1), and the bidirectional screw rod (10) is parallel to the bidirectional screw rod (10).

8. The cement pavement slitting device for road construction with the deviation prevention function as claimed in claim 1, wherein: the number of the second chain wheels (12) is 2 relative to the vertical center line of the left side of the frame body (1), the second chain wheels (12) are parallel to the second chain wheels (12), 2 groups of the orientation wheels (14) are arranged relative to the vertical center line of the frame body (1), and the orientation wheels (14) are parallel to the orientation wheels (14).