CN211036653U

CN211036653U - Pavement cutting machine

Info

Publication number: CN211036653U
Application number: CN201921350835.4U
Authority: CN
Inventors: 苏明涛; 刘颖; 陈杰
Original assignee: China Construction Jin Hong Tianjin Construction Development Co ltd
Current assignee: China Construction Jin Hong Tianjin Construction Development Co ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-07-17
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses a pavement cutting machine belongs to road construction equipment field, and its technical scheme main points are including the frame, rack-mounted transmission to and rack-mounted saw bit, fixedly connected with carries out the safety cover of protection to the saw bit in the frame, be equipped with the bounding wall that blocks the rubble after the cutting on the safety cover, the one side of frame is kept away from at the saw bit to the bounding wall setting, and it slides on vertical direction with the safety cover and is connected, is equipped with the adjusting part who carries out the upper and lower regulation to the bounding wall on the safety cover, reduces the effect of the scope that the rubble splashes when reaching the cutting.

Description

Pavement cutting machine

Technical Field

The utility model relates to a road construction equipment field, in particular to road surface cutting machine.

Background

The road surface cutting machine is a tool for road maintenance and construction, has the main function of cutting a road surface joint, has the depth of 100 plus 200mm, and is commonly used for cement road surfaces and asphalt roads. Along with the development of science and technology, the construction of road also is improving constantly, now because the dregs car is more serious with some lorry-mounted, leads to the road life-span to shorten, and the road damages seriously, for this reason, the road piping part will be maintained the road, and the cutting machine is more indispensable during the maintenance road, and the cutting machine mainly cuts the road of damage then pours into new concrete into.

The existing Chinese patent with reference to publication number CN105696449A discloses a road surface cutting machine, which comprises a transmission device arranged on a frame, a cutting depth feeding mechanism, a main shaft and a saw blade clamping device arranged on the main shaft, wherein the cutting depth feeding mechanism comprises a screw nut structure and a double-rocker mechanism, the screw nut mechanism comprises a screw shaft and a threaded steel pipe, the screw shaft is arranged on a bearing with a seat through interference connection, the bearing with the seat is connected with a bearing seat supporting plate through a bolt, and the upper end of the screw shaft is connected with a hand wheel through a common flat key and a pin. The lead screw nut mechanism is adjusted by rotating the hand wheel, so that the rocker where the lead screw nut of the double-rocker mechanism is located can be changed to be lengthened, the integral angle and position of the double-rocker mechanism are changed, and the depth of the saw blade for cutting the ground is further controlled.

Because the concrete pavement can not only produce the dust in the cutting process, but also the saw bit throws away the flying road surface stone in the cutting process, when the distance that the road surface stone splashes is bigger, hurt the people who is close to the cutting machine very easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a road surface cutting machine reduces the effect of the scope that the rubble splashes when reaching the cutting.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a road surface cutting machine, includes the frame, installs the transmission in the frame to and rack-mounted saw bit, fixedly connected with carries out the safety cover protected to the saw bit in the frame, be equipped with the bounding wall that blocks the rubble after the cutting on the safety cover, the frame was kept away from in the one side to the bounding wall setting at the saw bit, and it slides on vertical direction with the safety cover and is connected, is equipped with the adjusting part who adjusts about going on the bounding wall on the safety cover.

Through adopting above-mentioned technical scheme, when the cutting machine uses, confirm behind the degree of depth of saw bit cutting, control adjustment assembly, make the bounding wall move down, and be close to ground, nevertheless with ground contactless, because the bounding wall sets up in saw bit one side, thereby effectively block the rubble that produces in the cutting process, after rubble and bounding wall collision, the rubble falls subaerially under the effect of self gravity, effectively reduce the scope that the rubble splashes, thereby effectively prevent that the rubble that the cutting machine splashes at the in-process that uses from producing the injury to staff and the people that is close to the cutting machine, the security of using improves.

The utility model discloses further set up as, the length of bounding wall is greater than the length of safety cover, at two vertically vertical baffles of two vertically with it of bounding wall length direction's both ends fixedly connected with.

Through adopting above-mentioned technical scheme, after the length of bounding wall is greater than the length of safety cover, the range that blocks of increase bounding wall, behind the both ends fixedly connected with baffle of bounding wall simultaneously, further dwindle the scope that the rubble can splash, improve the security of using.

The utility model is further arranged in that the baffle and the coaming face the protection pad made of rubber and fixedly connected with on one side of the saw blade.

Through adopting above-mentioned technical scheme, the setting of the protection pad of rubber material reduces the clastic force between rubble and baffle, the bounding wall, improves the life of bounding wall and baffle, also reduces the noise simultaneously.

The utility model discloses further set up to, adjusting part is including adjusting lead screw and a set of backup pad, and two backup pads are upper and lower structural distribution and with safety cover fixed connection, adjust the vertical setting of lead screw and rotate with two backup pads to be connected, bounding wall and regulation lead screw threaded connection.

Through adopting above-mentioned technical scheme, adjust the lead screw and rotate with the backup pad and be connected, when with bounding wall threaded connection, when rotating the regulation lead screw, can make the bounding wall reciprocate to can be applicable to different cutting depth, improve the flexibility of using.

The utility model discloses further set up to, be equipped with dust collector in the frame, dust collector includes water tank, water pump, water pipe and shower nozzle, and water tank and water pump are all fixed in the frame, and the water pipe is provided with two, one of them festival respectively with the delivery port of water tank, the end intercommunication of intaking of water pump, another water pipe and the play water end intercommunication of one end water pump, the other end and shower nozzle intercommunication, shower nozzle and bounding wall towards one side fixed connection of saw bit.

Through adopting above-mentioned technical scheme, during the use, start the water pump, water in the water tank sprays the surface of saw bit through the shower nozzle, not only can reduce the range that wafts of dust, sprays the water on saw bit surface simultaneously and can also cool down the saw bit, guarantees the life of saw bit.

This practicality further sets up as, with the water pipe that the shower nozzle is connected adopts bellows.

Through adopting above-mentioned technical scheme, the setting of concertina bellows can be so that the water pipe is flexible along with reciprocating of bounding wall to can not exert an influence to the use of shower nozzle, improve the convenience of using.

The utility model discloses further set up as, adjust the top fixedly connected with carousel of lead screw.

Through adopting above-mentioned technical scheme, the setting of carousel makes things convenient for the staff to rotate the regulation lead screw, improves the convenience of using.

To sum up, the utility model discloses following beneficial effect has:

1. the coaming and the adjusting assembly are matched for use, so that the cutting device can be suitable for cutting conditions at different depths, and meanwhile, the splashing range of broken stones is also reduced, so that the probability of injury to surrounding people is reduced;

2. the setting of baffle further plays further effect of blockking to splashing of rubble to effectively reduce the probability to the artificial injury that is close to the cutting machine.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of a part of an explosion structure intended to show a dust removing device.

Reference numerals: 1. a frame; 2. a transmission device; 3. a saw blade; 4. a protective cover; 5. enclosing plates; 51. a baffle plate; 6. an adjustment assembly; 61. adjusting the lead screw; 611. a turntable; 62. a support plate; 7. a protection pad; 8. a dust removal device; 81. a water tank; 82. a water pump; 83. a water pipe; 84. and (4) a spray head.

Detailed Description

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

A road surface cutting machine is shown in figure 1 and comprises a frame 1, a transmission device 2 and a saw blade 3, wherein the transmission device 2 and the saw blade 3 are arranged on the frame 1, the transmission device 2 is connected with the saw blade 3 and drives the saw blade 3 to rotate, a protective cover 4 for protecting the saw blade 3 is fixedly connected onto the frame 1, and a vertical coaming 5 is connected onto the protective cover 4.

As shown in fig. 2, the longitudinal section of the protecting cover 4 is semicircular, and the center of the circle of the protecting cover 4 coincides with the center of the circle of the saw blade 3. The longitudinal section of bounding wall 5 is the rectangle form, and the length of bounding wall 5 is greater than the diameter of safety cover 4, and bounding wall 5 sets up in the one side that frame 1 was kept away from to at safety cover 4 to slide in vertical direction with safety cover 4 and be connected, at bounding wall 5 towards the one side fixedly connected with lug of safety cover 4 promptly, the lug slides with safety cover 4 and is connected, and the height of bounding wall 5 is the radius of saw bit 3. Baffle 51 perpendicular to bounding wall 5 is fixedly connected with at the both ends of bounding wall 5 length direction, and baffle 51 is vertical to be set up, and baffle 51 and bounding wall 5 enclose into the U-shaped, and the height of baffle 51 is the same with the height of bounding wall 5.

As shown in FIG. 2, an adjusting assembly 6 for driving the enclosing plate 5 to move up and down is arranged on the protective cover 4, the adjusting assembly 6 comprises an adjusting screw 61 and a group of supporting plates 62, the two supporting plates 62 are arranged in an up-and-down structure and are horizontally and fixedly connected with the outer wall of the protective cover 4, the adjusting screw 61 is vertically arranged and is rotatably connected with the two supporting plates 62, and the enclosing plate 5 is in threaded connection with the adjusting screw 61. A rotary disc 611 is fixedly connected to the top end of the adjusting screw 61.

During the use, according to the degree of depth that will cut, adjust the distance between bounding wall 5 and the ground, rotate carousel 611 for baffle 51 and bounding wall 5 move in vertical direction, improve the flexibility of using, also can control the scope that the rubble splashes simultaneously, and the rubble that reduces to splash causes the injury to people on every side.

As shown in fig. 2, the dust removing device 8 is disposed on the machine frame 1, the dust removing device 8 includes a water tank 81, a water pump 82, a water pipe 83 and a nozzle 84, the water tank 81 and the water pump 82 are both fixedly connected to the machine frame 1, the water pipe 83 is provided with two sections, two ends of one water pipe 83 are respectively communicated with a water outlet of the water tank 81 and a water inlet of the water pump 82, two ends of the other water pipe 83 are respectively communicated with a water outlet of the water pump 82 and the nozzle 84, the water pipe connected to the nozzle 84 is a telescopic bellows (not shown in the figure), and the nozzle 84 is fixed on one side of the enclosing plate 5 facing the saw blade 3, so that water sprayed from the nozzle 84 can be sprayed onto the surface of.

The cutting machine can produce the dust at the in-process of cutting, the dust drifts in the air, not only can cause the pollution to the environment, simultaneously for a long time also influential for the health to the staff, because baffle 51 and bounding wall 5's setting, certain effect of blockking is played to the range of drifting in of dust, therefore, in the in-process of using, start water pump 82, water in the water tank 81 leads to pipe 83 and spouts from shower nozzle 84, water combines with the dust, make the dust fall to ground at the effect of gravity, reduce the dust that drifts in the air, water sprays behind the surface of saw bit 3 simultaneously, still play certain cooling effect to saw bit 3, improve the life of saw bit 3.

The utility model discloses a use as follows:

during the use, make saw bit 3 get into the ground earlier, and the degree of depth that adjustment saw bit 3 got into, then adjust the distance between bounding wall 5 and the ground according to the degree of depth that will cut, rotate carousel 611, thereby adjust bounding wall 5, make bounding wall 5 be close to ground but not with ground contact, restart water pump 82, make the water admission pipe 83 in the water tank 81 then spray away through shower nozzle 84, reduce the dust that produces during the cutting, cool down saw bit 3 simultaneously, the life of improvement saw bit 3.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a road surface cutting machine, includes frame (1), installs transmission (2) in frame (1) to and install saw bit (3) in frame (1), fixedly connected with carries out safety cover (4) of protection, its characterized in that to saw bit (3) in frame (1): be equipped with bounding wall (5) that blocks the rubble after the cutting on safety cover (4), one side of frame (1) is kept away from in saw bit (3) bounding wall (5) setting, and it slides on vertical direction with safety cover (4) and is connected, is equipped with adjusting part (6) that carry out upper and lower regulation to bounding wall (5) on safety cover (4).

2. The road surface cutting machine according to claim 1, characterized in that: the length of the coaming (5) is greater than that of the protective cover (4), and two vertical baffle plates (51) perpendicular to the coaming (5) are fixedly connected to two ends of the coaming (5) in the length direction.

3. The road surface cutting machine according to claim 2, characterized in that: the side, facing the saw blade (3), of the baffle plate (51) and the side plate (5) is fixedly connected with a protection pad (7) made of rubber.

4. The road surface cutting machine according to claim 1, characterized in that: adjusting part (6) are including adjusting lead screw (61) and a set of backup pad (62), and two backup pads (62) are upper and lower structure distribution and with safety cover (4) fixed connection, adjust lead screw (61) vertical setting and rotate with two backup pads (62) and be connected, bounding wall (5) and regulation lead screw (61) threaded connection.

5. The road surface cutting machine according to claim 1, characterized in that: be equipped with dust collector (8) on frame (1), dust collector (8) include water tank (81), water pump (82), water pipe (83) and shower nozzle (84), water tank (81) and water pump (82) are all fixed on frame (1), water pipe (83) are provided with two sections, one of them section respectively with the delivery port of water tank (81), the end intercommunication of intaking of water pump (82), another section water pipe (83) and the water outlet end intercommunication of one end water pump (82), the other end and shower nozzle (84) intercommunication, shower nozzle (84) and bounding wall (5) one side fixed connection towards saw bit (3).

6. The road surface cutting machine according to claim 5, characterized in that: and a water pipe (83) connected with the spray head (84) adopts a telescopic corrugated pipe.

7. The road surface cutting machine according to claim 4, characterized in that: the top end of the adjusting screw rod (61) is fixedly connected with a turntable (611).