CN213358272U

CN213358272U - Joint cutting device for road construction

Info

Publication number: CN213358272U
Application number: CN202020664949.2U
Authority: CN
Inventors: 冯宇
Original assignee: Beijing Chengtong Construction Engineering Management Co ltd
Current assignee: Beijing Chengtong Construction Engineering Management Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-06-04
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a technical field's of road cutting a lancing device for road construction, including the railway carriage, the fixed water tank of seting up in the inside upper end of railway carriage, railway carriage water tank lower extreme both sides are rotated and are equipped with the screw rod, railway carriage screw rod middle part is equipped with first motor, the equal threaded connection in railway carriage screw rod both sides has two pieces of nuts, the equal fixed axle that is equipped with in railway carriage nut both sides, the equal articulated connecting rod one end of railway carriage fixed axle, the equal articulated fixed ear of the railway carriage connecting rod other end, the equal fixed connection crane middle part both sides of the fixed ear of railway carriage, the rotation groove is seted up at the railway carriage crane middle part, the railway carriage rotates groove one side middle part and rotates and is equipped with fixed rim plate, railway carriage fixed rim plate one side fixed connection cutting wheel is through this uncontrollable.

Description

Joint cutting device for road construction

Technical Field

The utility model relates to a technical field of road cutting specifically is a joint-cutting device is used in road construction.

Background

The road joint cutting is because the asphalt road just laid has high heat, and cracks and road bulges are prevented from being generated due to expansion with heat and contraction with cold. And a gap is reserved during paving, so that sand and stone can enter and cannot be controlled to be molded easily, and therefore, after the asphalt road is paved, cutting is carried out on the asphalt road after the asphalt road is cooled a little, and the asphalt road cannot be cut after the road is completely cooled.

However, traditional road joint-cutting device, simple structure can produce a large amount of grit and dust and influence constructor's construction safety, influences the construction sight, and the depth of cutting is uncontrollable moreover, and the cutting is too shallow still can influence the cooling shaping of road.

Therefore, the technical personnel in the field provide a joint cutting device for road construction to solve the problems that sand and dust are scattered and the cutting depth is uncontrollable during the traditional cutting process proposed in the background art.

Disclosure of Invention

An object of the utility model is to provide a joint-cutting device for road construction to can produce grit and dust when solving the traditional cutting that proposes in the above-mentioned background art and scatter and the uncontrollable problem of depth of cut.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a lancing device for road construction, includes the railway carriage, the inside upper end of railway carriage is fixed to be seted up the water tank, water tank lower extreme both sides are rotated and are equipped with the screw rod, the screw rod middle part is equipped with first motor, the equal threaded connection in screw rod both sides has two pieces of nuts, the nut both sides are all fixed and are equipped with the fixed axle, the fixed axle all articulates connecting rod one end, the connecting rod other end all articulates fixed ear, the equal fixed connection crane middle part both sides of fixed ear, the rotation groove is seted up at the crane middle part, rotation groove one side middle part is rotated and is equipped with fixed rim plate, fixed rim plate one.

As a further aspect of the present invention: the other side of the fixed wheel disc penetrates through the rotating groove through the rotating shaft to rotate and be connected with the synchronizing wheel, the synchronizing wheel is meshed with one end of the synchronous belt, the other end of the synchronous belt is meshed with the second motor, and the second motor is fixedly connected with the upper end of the lifting frame.

As a further aspect of the present invention: the push handle is fixedly arranged on one side of the upper end of the carriage, and the rollers are rotatably arranged on two sides of the lower end of the carriage.

As a further aspect of the present invention: the maintenance door is fixedly arranged on one side of the carriage, the baffle is fixedly arranged on one side of the lifting frame, and the spraying device is fixedly arranged on one side of the lower end in the carriage.

As a further aspect of the present invention: the first motor is a synchronous double-output-shaft motor, and the second motor is a single-output-shaft motor.

As a further aspect of the present invention: the fixed wheel disc is fixedly connected with the cutting wheel through a set screw.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

1. drive the screw rod positive and negative rotation through first motor, thereby make two pieces of nuts on the screw rod pass through opposite thread groove, slide to two opposite directions, when the nut slides, can be through the fixed axle that is equipped with in its both sides, it carries out stretching motion to drive the connecting rod, when the connecting rod motion, can be through its other end articulated fixed ear, it carries out the up-and-down motion to drive the crane, when the crane up-and-down motion, can be through rotating the groove, it is equipped with fixed rim plate to drive its inside rotation, with fixed rim plate fixed connection's cutting wheel, steady decline, solve the uncontrollable problem of traditional cutting depth, the degree of depth after the realization cutting can stably be adjusted.

2. Promote the handle through personnel and drive the gyro wheel that railway carriage lower extreme rotated and be equipped with, thereby drive cutting device forward motion, when beginning the cutting, start the rivers in sprinkler with the water tank, spray in real time to the subaerial by the cutting, restart the second motor, rethread second motor drives the hold-in range motion, when the hold-in range motion, can be through the synchronizing wheel of its other end meshing, it is rotatory to drive the pivot, thereby it is rotatory to make the pivot drive the fixed rim plate that rotates the inslot, can the problem of dust wandering to the sky when solving traditional cutting, can not take out a large amount of grit and dust when realizing the cutting and fly up.

Drawings

FIG. 1 is a schematic front view of a joint cutting device for road construction;

FIG. 2 is a schematic view of a split back structure of a joint cutting device for road construction;

FIG. 3 is a schematic half-sectional view of a joint cutting device for road construction;

fig. 4 is a schematic view of a split internal structure of a joint cutting device for road construction.

In the figure: 1-a compartment, 2-a water tank, 3-a screw, 4-a first motor, 5-a nut, 6-a fixed shaft, 7-a connecting rod, 8-a fixed lug, 9-a lifting frame, 10-a rotating groove, 11-a fixed wheel disc, 12-a cutting wheel, 13-a synchronous wheel, 14-a synchronous belt, 15-a second motor, 16-a pushing hand, 17-a roller, 18-a maintenance door, 19-a disassembly baffle plate and 20-a spraying device.

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.

Please refer to fig. 1-4, in the embodiment of the utility model, a joint-cutting device for road construction, including railway carriage 1, the fixed water tank 2 of seting up in 1 inside upper end of railway carriage, 2 lower extreme both sides of water tank are rotated and are equipped with screw rod 3, 3 middle parts of screw rod are equipped with first motor 4, 3 equal threaded connection in both sides of screw rod has two pieces of nuts 5, 5 both sides of nut are all fixed and are equipped with fixed axle 6, fixed axle 6 all articulates 7 one ends of connecting rod, 7 other ends of connecting rod all articulate fixed ear 8, the equal fixed connection crane 9 middle part both sides of fixed ear 8, rotation groove 10 is seted up at the crane 9 middle part, rotation groove 10 one side middle part is rotated and is equipped with

fixed rim plate

11, 11 one side fixed connection cutting wheel.

In the embodiment, the other side of the fixed wheel disc 11 penetrates through the rotating groove 10 through a rotating shaft to be rotatably connected with a synchronous wheel 13, the synchronous wheel 13 is meshed with one end of a synchronous belt 14, the other end of the synchronous belt 14 is meshed with a second motor 15, and the second motor 15 is fixedly connected with the upper end of the lifting frame 9.

In the embodiment, a push handle 16 is fixedly arranged on one side of the upper end of the carriage 1, and rollers 17 are rotatably arranged on two sides of the lower end of the carriage 1.

In the embodiment, a maintenance door 18 is fixedly arranged on one side of the carriage 1, a baffle plate 19 is fixedly arranged on one side of the lifting frame 9, and a spraying device 20 is fixedly arranged on one side of the lower end inside the carriage.

In the embodiment, the first motor 4 is a synchronous dual-output-shaft motor, and the second motor 15 is a single-output-shaft motor.

In this embodiment, the fixed wheel disc 11 is fixedly connected to the cutting wheel 12 by a set screw.

The utility model discloses a theory of operation is: during the use, drive 3 positive and negative rotations of screw rod through first motor 4, thereby make two pieces of nuts 5 on the screw rod 3 through opposite thread groove, slide to two opposite directions, when nut 5 slides, can be through the fixed axle 6 that is equipped with of its both sides are fixed, drive connecting rod 7 and carry out stretching movement, when connecting rod 7 moves, can be through its other end articulated fixed ear 8, drive crane 9 and carry out the up-and-down motion, when crane 9 up-and-down motion, can be through rotating groove 10, it is equipped with fixed rim plate 11 to drive its inside rotation, with fixed rim plate 11 fixed connection's cutting wheel 12, steady decline, thereby control ground is by the size of cutting.

And then the second motor 15 is started, the synchronous belt 14 is driven to move through the second motor 15, and when the synchronous belt 14 moves, the rotating shaft is driven to rotate through the synchronous wheel 13 meshed with the other end of the synchronous belt, so that the rotating shaft drives the fixed wheel disc 11 in the rotating groove 10 to rotate, and cutting is realized.

Promote the handle through personnel and drive the gyro wheel 17 that railway carriage 1 lower extreme rotated and be equipped with to drive cutting device forward motion, during the cutting, start sprinkler 20 with the rivers in the water tank 2, spray in real time by the cutting subaerial, realize the dust cleaning function, when cutting wheel 12 is impaired, can open the maintenance door 18 of railway carriage 1 one side, dismantle baffle 19 of crane 9 one side again and can use the instrument to change cutting wheel 12.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a joint-cutting device for road construction, includes railway carriage (1), its characterized in that: the improved water tank is characterized in that a water tank (2) is fixedly arranged at the upper end inside a compartment (1), screw rods (3) are arranged on the two sides of the lower end of the water tank (2) in a rotating mode, a first motor (4) is arranged in the middle of each screw rod (3), two nuts (5) are connected to the two sides of each screw rod (3) in a threaded mode, fixing shafts (6) are fixedly arranged on the two sides of each nut (5), one ends of connecting rods (7) are hinged to the fixing shafts (6), fixing lugs (8) are hinged to the other ends of the connecting rods (7), two sides of the middle of a fixing lug (8) and a lifting frame (9) are fixedly connected, a rotating groove (10) is formed in the middle of the lifting frame (9), a fixing wheel disc (11) is arranged in the middle.

2. The slitting device for road construction according to claim 1, wherein: fixed rim plate (11) opposite side passes through rotation groove (10) through the pivot and rotates and connect synchronizing wheel (13), synchronizing wheel (13) meshing hold-in range (14) one end, hold-in range (14) other end meshing second motor (15), second motor (15) fixed connection crane (9) upper end.

3. The slitting device for road construction according to claim 1, wherein: a pushing handle (16) is fixedly arranged on one side of the upper end of the carriage (1), and rollers (17) are rotatably arranged on two sides of the lower end of the carriage (1).

4. The slitting device for road construction according to claim 1, wherein: a maintenance door (18) is fixedly arranged on one side of the carriage (1), a baffle (19) is fixedly arranged on one side of the lifting frame (9), and a spraying device (20) is fixedly arranged on one side of the lower end in the carriage.

5. The slitting device for road construction according to claim 2, wherein: the first motor (4) is a synchronous double-output-shaft motor, and the second motor (15) is a single-output-shaft motor.

6. The slitting device for road construction according to claim 1, wherein: the fixed wheel disc (11) is fixedly connected with the cutting wheel (12) through a set screw.