CN215714508U

CN215714508U - Road gap cutting device

Info

Publication number: CN215714508U
Application number: CN202121827403.5U
Authority: CN
Inventors: 王欢; 侯旭
Original assignee: Shandong Bihan Construction Engineering Co ltd
Current assignee: Shandong Bihan Construction Engineering Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-02-01
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a road gap cutting device, which comprises a frame body, a handle, a wheel, a cutting blade, a protective cover, a motor, a water tank, a spray head, a rotating shaft and a transmission mechanism, wherein the wheel is arranged at one end of the bottom of the frame body close to the handle; a ball valve is arranged on a pipeline between the spray head and the water tank, and a control rod of the ball valve is connected with the rotating shaft. Through installing strong magnet on the safety cover, formed strong suction in the both sides of cutting piece, improved the stability of cutting piece cutting in-process, difficult emergence offset card is dunked, can not take place the situation that the cutting piece high temperature caused the damage.

Description

Road gap cutting device

Technical Field

The utility model relates to the technical field of road maintenance equipment, in particular to a road gap cutting device.

Background

After the concrete pavement runs for a period of time, the slab surfaces on the two sides of the expansion joint are cracked and damaged, the adjacent two slabs are staggered or arched when the concrete pavement is serious, and the situation that the filler is extruded out of the surface in the expansion joint needs to be cut and filled, and the commonly adopted equipment is a double-disc joint cutter. Because the blade diameter is too big, the work end of blade outer edge can receive outside or inside force and lead to the blade skew, takes place the blade card pause, causes equipment damage even to reduce work efficiency.

The operation of joint cutter needs certain proficiency, and its water spray speed of water spray heat sink of traditional joint cutter is uncontrollable, can not be better to the work of cooling down of cutting piece, when long-time during operation, owing to can not cool down according to the working strength of cutting piece, the easy cutting piece high temperature causes the cutting piece to damage.

Disclosure of Invention

Aiming at the defects of the prior art, the road gap cutting device is developed, the cutting blade of the device is more stable in the cutting process, the deviation and blockage are not easy to occur, the water spraying speed of the water spraying cooling equipment is related to the working strength of the cutting blade, and the situation that the cutting blade is damaged due to overhigh temperature can not occur.

The technical scheme for solving the technical problem of the utility model is as follows: on one hand, the embodiment of the utility model provides a road gap cutting device which comprises a frame body, a handle, a wheel, a cutting blade, a protective cover, a motor, a water tank, a spray head, a rotating shaft and a transmission mechanism, wherein the wheel is arranged at one end of the bottom of the frame body, which is close to the handle, the cutting blade is arranged at the other end of the frame body, the protective cover is arranged outside the cutting blade, the protective cover wraps the two sides and the top of the middle upper part of the cutting blade, the cutting blade is arranged on the rotating shaft, the rotating shaft is connected with the motor through the transmission mechanism, the motor and the water tank are arranged on the frame body, the spray head is connected with the water tank through a pipeline, a plurality of through holes are uniformly formed in the protective cover along the outer diameter direction of the cutting blade, and strong magnets are arranged in the through holes; a ball valve is arranged on a pipeline between the spray head and the water tank, and a control rod of the ball valve is connected with the rotating shaft.

Preferably, a spring is arranged on one side of the ball valve control rod and pushes the ball valve control rod to move towards the closing direction, a circle of flexible stop block is arranged on the rotating shaft, and when the rotating shaft rotates, the flexible stop block pushes the ball valve control rod to move towards the opening direction.

Preferably, the transmission mechanism is a belt pulley transmission mechanism.

Preferably, the frame body is provided with a bearing, and the rotating shaft is arranged in the bearing.

As optimization, the wheel and the cutting blade are symmetrically arranged in two.

Preferably, the strong magnet is cylindrical, one end of the strong magnet is a large cylinder, the other end of the strong magnet is a small cylinder, the outer diameter of the through hole in the protective cover is between the outer diameter of the large cylinder and the outer diameter of the small cylinder, and the small cylinder of the strong magnet is inserted into the through hole in the protective cover.

Preferably, the frame body is further provided with a balance weight.

The effects provided in the contents of the present invention are only the effects of the embodiments, not all the effects of the present invention, and the above technical solution has the following advantages or advantageous effects:

1. the strong magnets are arranged on the protective cover, so that strong suction is formed on two sides of the cutting blade, the stability of the cutting blade in the cutting process is improved, and the deviation and blockage are not easy to occur; through set up the ball valve on the pipeline between shower nozzle and water tank, and the control lever of ball valve is connected with the pivot, associates the working strength of water spray speed and cutting piece, and the pivot rotates sooner, and the degree that the ball valve was opened is higher more, can not take place the situation that the cutting piece high temperature caused the damage.

2. Through setting up spring and flexible dog, the pivot rotates sooner, and flexible dog's motion is sooner, and the degree that promotes the ball valve control lever and open is higher, and the water spray is more, and the cooling effect is better.

3. Through setting up the through-hole that the strong magnet inserted on the protection casing, the change of easy to assemble.

4. Through setting up the counter weight, for cutting piece work provides bigger holding down force, made things convenient for going on smoothly of joint-cutting.

Drawings

FIG. 1 is a front view of one embodiment of the present invention.

Fig. 2 is a right side view of one embodiment of the present invention.

Fig. 3 is a sectional view taken along a-a of fig. 2.

FIG. 4 is a general block diagram of one embodiment of a ball valve and shaft connection.

Detailed Description

In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the utility model. The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Fig. 1 to 4 show an embodiment of the utility model, and as shown in the figures, a road gap cutting device comprises a frame body 1, a handle 2, a wheel 3, a cutting blade 4, a protective cover 5, a motor 6, a water tank 8, a nozzle 9, a rotating shaft 11 and a transmission mechanism 12, wherein the wheel 3 is arranged at one end of the bottom of the frame body 1 close to the handle 2, the cutting blade 4 is arranged at the other end of the frame body 1, the protective cover 5 is arranged outside the cutting blade 4, the protective cover 5 wraps two sides and the top of the middle upper part of the cutting blade 4, the cutting blade 4 is arranged on the rotating shaft 11, the rotating shaft 11 is connected with the motor 6 through the transmission mechanism 12, the motor 6 and the water tank 8 are arranged on the frame body 1, the nozzle 9 is connected with the water tank 8 through a pipeline, a plurality of through holes are uniformly arranged on the protective cover 5 along the outer diameter direction of the cutting blade 4, and strong magnets 7 are arranged in the through holes; a ball valve 10 is arranged on a pipeline between the spray head 9 and the water tank 8, and a control rod of the ball valve 10 is connected with a rotating shaft 11. The strong magnets 7 are arranged on the protective cover 5, so that strong suction is formed on two sides of the cutting blade 4, the stability of the cutting blade in the cutting process is improved, and the deviation and blockage are not easy to occur; through set up ball valve 10 on the pipeline between shower nozzle 9 and water tank 8, and the control lever of ball valve 10 is connected with pivot 11, associates the working strength of water spray speed and cutting piece, and pivot 11 rotates sooner, and the degree that ball valve 10 was opened is higher, can not take place the situation that the cutting piece high temperature caused the damage.

As shown in fig. 4, a spring is disposed on one side of the control rod of the ball valve 10, the spring pushes the control rod of the ball valve 10 to move in the closing direction, a circle of flexible stopper is disposed on the rotating shaft 11, and when the rotating shaft 11 rotates, the flexible stopper pushes the control rod of the ball valve 10 to move in the opening direction. Through setting up spring and flexible dog, pivot 11 rotates sooner, and flexible dog's motion is sooner, and the degree that promotes 10 control levers of ball valve and open is higher, and the water spray is more, and the cooling effect is better.

The transmission mechanism 12 is a belt pulley transmission mechanism. The frame body 1 is provided with a bearing, and the rotating shaft 11 is installed in the bearing. The wheel 3 and the cutting blade 4 are symmetrically arranged in two. The strong magnet 7 is cylindrical, one end of the strong magnet 7 is a large cylinder, the other end of the strong magnet is a small cylinder, the outer diameter of the through hole in the protective cover 5 is between the outer diameter of the two large and small cylinders, and the small cylinder of the strong magnet 7 is inserted into the through hole in the protective cover 5. Through setting up the through-hole that strong magnet 7 inserted on the protection casing 5, the change of easy to assemble. The frame body 1 is also provided with a balance weight. Through setting up the counter weight, for cutting piece 4 work provides bigger holding down force, made things convenient for going on smoothly of joint-cutting.

Although the present invention has been described with reference to the specific embodiments shown in the drawings, it is not intended to limit the scope of the present invention, and various modifications and variations can be made by those skilled in the art without inventive changes based on the technical solution of the present invention.

Claims

1. The utility model provides a road gap cutting device, including support body (1), handle (2), wheel (3), cutting piece (4), protection casing (5), motor (6), water tank (8), shower nozzle (9), pivot (11), drive mechanism (12), wheel (3) set up the one end that is close to handle (2) in support body (1) bottom, cutting piece (4) set up the other end at support body (1), the outside of cutting piece (4) is provided with protection casing (5), both sides and the top on upper portion in protection casing (5) parcel cutting piece (4), on cutting piece (4) installation pivot (11), motor (6) are connected through drive mechanism (12) in pivot (11), install on support body (1) motor (6) and water tank (8), shower nozzle (9) are connected with water tank (8) through the pipeline, characterized by: a plurality of through holes are uniformly formed in the protective cover (5) along the outer diameter direction of the cutting blade (4), and strong magnets (7) are arranged in the through holes; a ball valve (10) is arranged on a pipeline between the spray head (9) and the water tank (8), and a control rod of the ball valve (10) is connected with the rotating shaft (11).

2. A road gap cutting device according to claim 1, characterized in that a spring is arranged on one side of the control rod of the ball valve (10), the spring pushes the control rod of the ball valve (10) to move towards the closing direction, a circle of flexible stop is arranged on the rotating shaft (11), and when the rotating shaft (11) rotates, the flexible stop pushes the control rod of the ball valve (10) to move towards the opening direction.

3. A road gap cutting apparatus as claimed in claim 1, wherein said drive mechanism (12) is a belt pulley drive mechanism.

4. A road gap cutting device according to claim 1, characterized in that the frame body (1) is provided with bearings, in which the rotating shaft (11) is mounted.

5. A road gap cutting device according to claim 1, characterized in that the wheels (3) and the cutting blades (4) are symmetrically arranged in two.

6. A road gap cutting device according to claim 1, characterized in that the strong magnet (7) is cylindrical, one end of the strong magnet (7) is a large cylinder, the other end is a small cylinder, the outer diameter of the through hole on the protective cover (5) is between the outer diameter of the large cylinder and the outer diameter of the small cylinder, and the small cylinder of the strong magnet (7) is inserted into the through hole on the protective cover (5).

7. A road gap cutting device according to claim 1, characterized in that a counterweight is further arranged on the frame body (1).