A dustproof road maintenance pavement joint cutting machine

Abstract

This utility model relates to the field of highway maintenance technology and discloses a dustproof road surface cutting machine for highway maintenance, including a trolley assembly. A cutting component is located on one side of the trolley assembly, and a dustproof component is located on the other side. This dustproof road surface cutting machine allows adjustment of the cutting depth by rotating a support rod to adjust the support height. A suction fan draws dust generated during road surface cutting into a dust collection cylinder. A protective net at the bottom of the suction fan prevents large stones from flying and impacting the machine. A mounting slot for the suction fan is pre-drilled at the bottom of the dust collection cylinder, and the dust collection cylinder is positioned at the top of the mounting slot. The dust collection cylinder draws dust and smoke upwards, where a filter cloth traps the dust. The dust and smoke diffuse outwards from the dust collection cylinder and are collected inside the dust collection inner shell. A threaded cap allows easy opening of the top of the dust collection cylinder, and an auxiliary handle allows the dust collection inner shell to be lifted for cleaning.

Description

Technical Field

[0001] This utility model relates to the field of highway maintenance technology, specifically a dustproof road surface cutting machine for highway maintenance. Background Technology

[0002] Road surface cutting refers to the artificial cutting of concrete pavement during construction to prevent cracks and deformation. Cutting can improve the drainage performance of the road surface and reduce the possibility of water seepage and accumulation. When cutting road surfaces, a corresponding road surface cutting machine is required. However, the excessive dust produced by road surface cutting machines affects operation. Therefore, there is an urgent need for a dustproof road surface cutting machine for highway maintenance.

[0003] Currently, the main solution for excessive dust from road cutting machines is to use water mist to suppress dust. However, the dust tends to clump together after water mist is used, and the clumps need to be cleaned after cutting, which is difficult to clean and inconvenient to use. Utility Model Content

[0004] The purpose of this utility model is to provide a dustproof road surface cutting machine for highway maintenance, in order to solve the problems mentioned in the background art where excessive dust in road surface cutting machines is mainly reduced by water mist. However, the dust easily clumps up after water mist dust reduction, and the clumped dust still needs to be cleaned after cutting, which is difficult to clean and inconvenient to use.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a dustproof road surface cutting machine for highway maintenance, comprising a trolley assembly, a cutting component on one side of the trolley assembly, and a dustproof component on the other side of the trolley assembly. The dustproof component includes a dust collection hole, a dust collection cylinder inside the dust collection hole, an air suction fan at the bottom of the dust collection cylinder, a dust collection inner cylinder above the air suction fan, a dust collection inner shell fitted to the outer wall of the dust collection inner cylinder, a threaded cap threaded on the outer circumference of the top of the dust collection cylinder, and a filter cloth on the inner wall of the threaded cap.

[0006] Preferably, the trolley assembly includes a support plate, a fixed support plate symmetrically arranged on one side of the support plate, an adjusting support rod arranged on one side of the fixed support plate, a rotating support rod at one end of the adjusting support rod that is adapted to the locking hole of the fixed support plate, a connecting thread on the outer periphery of the rotating support rod, and the rotating support rod being connected and fixed to the fixed support plate by a fastening nut ring. A rotating shaft is provided at the other end of the adjusting support rod, and an auxiliary roller is rotatably arranged on the outside of the rotating shaft.

[0007] Preferably, the kerfing assembly includes a mounting opening, inside which a kerfing saw blade is disposed, and mounting support plates are symmetrically disposed on both sides of the top of the mounting opening. The kerfing saw blade is provided with a connecting shaft that is adapted to the mounting support plate's locking hole. A transmission gear is rotatably disposed on the outer circumference of one end of the connecting shaft, and another transmission gear is meshed on the top of the transmission gear. A protective shell is bolted to the top of the kerfing saw blade.

[0008] Preferably, the inner wall of the dust collection hole is provided with an internally threaded tube, and the bottom of the dust collection cylinder is provided with an externally threaded tube that is compatible with the internally threaded tube.

[0009] Preferably, an AC motor is provided on one side of the transmission gear, and the drive end of the AC motor is connected and fixed to another transmission gear.

[0010] Preferably, movable rollers are symmetrically arranged at the bottom of the other side of the support plate, and movable handrails are arranged at the top of the other side of the support plate.

[0011] Preferably, the top of the dust collection inner shell is provided with an auxiliary handle.

[0012] Compared with the prior art, the beneficial effects of this utility model are: 1. This dustproof road surface cutting machine for highway maintenance allows for adjustment of the support height of the rotating support rod. Tightening the bolts facilitates control of the tightness of the rotating support rod connection, making angle adjustment and fixing easy. The rotating shaft drives the auxiliary rollers to rotate, allowing for adjustment of the cutting depth of the cutting saw blade. An auxiliary handle, along with the moving rollers and auxiliary rollers, facilitates control of the movement direction. An AC motor drives the transmission gears, and the meshing of the two transmission gears facilitates the rotation and cutting of the cutting saw blade. The protective shell is bolted to the top of the mounting opening, providing protection for the cutting saw blade. 2. This dustproof road surface cutting machine for highway maintenance uses an air suction fan to draw dust generated during road surface cutting into a dust collection cylinder. A protective net at the bottom of the air suction fan prevents large stones from flying and impacting the machine. A mounting slot for the air suction fan is pre-drilled at the bottom of the dust collection cylinder, with the dust collection cylinder positioned at the top of the slot. The dust collection cylinder draws dust and smoke upwards, where a filter cloth traps the dust. The dust and smoke diffuse outwards from the dust collection cylinder and are collected inside the dust collection shell. A threaded cap allows for easy opening of the top of the dust collection cylinder, and the dust collection shell can be lifted using an auxiliary handle for cleaning. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a schematic diagram of the bottom structure of this utility model; Figure 3This is a schematic diagram of a partial explosion structure of the present invention; Figure 4 This is a cross-sectional view of the dustproof component of this utility model.

[0014] In the diagram: 1. Trolley assembly; 101. Support plate; 102. Fixed support plate; 103. Adjustable support rod; 104. Rotating support rod; 105. Connecting thread; 106. Fastening nut ring; 107. Rotating shaft; 108. Auxiliary roller; 109. Moving roller; 110. Moving handle; 2. Slit assembly; 201. Mounting opening; 202. Slit saw blade; 203. Mounting support plate; 204. Connecting retaining shaft; 205. Transmission gear; 206. AC motor; 207. Protective housing; 3. Dustproof assembly; 301. Dust collection hole; 302. Internally threaded tube; 303. Dust collection cylinder; 304. Externally threaded tube; 305. Suction fan; 306. Dust collection inner cylinder; 307. Dust collection inner shell; 308. Auxiliary handle; 309. Threaded cap; 310. Filter cloth. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0016] Please see Figures 1-4This utility model provides a technical solution: a dustproof road surface cutting machine for highway maintenance, including a trolley assembly 1, a cutting assembly 2 on one side of the trolley assembly 1, and a dustproof assembly 3 on the other side of the trolley assembly 1. The dustproof assembly 3 includes a dust collection hole 301, a dust collection cylinder 303 inside the dust collection hole 301, an air suction fan 305 at the bottom of the dust collection cylinder 303, an inner dust collection cylinder 306 above the air suction fan, an inner dust collection shell 307 fitted to the outer wall of the inner dust collection cylinder 306, an auxiliary handle 308 at the top of the inner dust collection shell 307, a threaded cap 309 threaded on the outer periphery of the top of the dust collection cylinder 303, and a filter cloth 310 on the inner wall of the threaded cap 309. The dust collection hole 301... The inner wall is provided with an internally threaded tube 302, and the bottom of the dust collection cylinder 303 is provided with an externally threaded tube 304 that is compatible with the internally threaded tube 302. The dust generated by the road surface cutting is sucked into the dust collection cylinder 303 through the dust collection inner cylinder 306 by the suction fan 305. The bottom of the suction fan 305 is provided with a protective net to prevent large stone particles from flying and impacting. The bottom of the dust collection cylinder 303 has a reserved mounting groove for the suction fan 305. The dust collection inner cylinder 306 is set at the top of the mounting groove. The dust collection inner cylinder 306 sucks the dust and smoke upwards. The filter cloth 310 intercepts the dust. The dust and smoke diffuse to the outside of the dust collection inner cylinder 306 and are collected into the dust collection inner shell 307. The threaded cap 309 makes it easy to open the top of the dust collection cylinder 303. The dust collection inner shell 307 can be lifted by the auxiliary handle 308 to clean the dust.

[0017] The trolley assembly 1 includes a support plate 101. A fixed support plate 102 is symmetrically arranged on one side of the support plate 101. An adjusting support rod 103 is arranged on one side of the fixed support plate 102. One end of the adjusting support rod 103 is provided with a rotating support rod 104 that matches the locking hole of the fixed support plate 102. A connecting thread 105 is provided on the outer periphery of the rotating support rod 104. The rotating support rod 104 is connected and fixed to the fixed support plate 102 by a fastening ring 106. The other end of the adjusting support rod 103 is provided with a rotating shaft 107. An auxiliary roller is rotatably mounted on the outside of the rotating shaft 107. The support plate 101 has a wheel 108 and a support plate 101. On the other side of the bottom, there are symmetrical movable rollers 109. On the other side of the top, there is a movable handrail 110. The support height of the support rod 103 can be adjusted by rotating the support rod 104. The fastening ring 106 can easily control the tightness of the connection of the rotating support rod 104, and facilitate the adjustment and fixing of the angle. The rotating shaft 107 drives the auxiliary roller 108 to rotate, which can easily adjust the cutting depth of the cutting saw blade 202 on the road surface. The auxiliary handle 308, together with the movable roller 109 and the auxiliary roller 108, can easily control the direction of movement.

[0018] The kerfing assembly 2 includes a mounting opening 201, inside which a kerfing saw blade 202 is disposed. Mounting support plates 203 are symmetrically arranged on both sides of the top of the mounting opening 201. A connecting shaft 204, adapted to the mounting support plate 203's locking holes, is provided on the kerfing saw blade 202. A transmission gear 205 is rotatably mounted on the outer circumference of one end of the connecting shaft 204. Another transmission gear 205 is meshed on the top of the transmission gear 205. An AC motor 206 is disposed on one side of the transmission gear 205. The drive end of the machine 206 is connected and fixed to another transmission gear 205. The top of the kerf saw blade 202 is bolted with a protective shell 207. The kerf saw blade 202 is movably fixed to the mounting support plate 203 through the connecting clip 204. The AC motor 206 drives the transmission gear 205 to rotate. The meshing of the two transmission gears 205 facilitates the rotation and cutting of the kerf saw blade 202. The protective shell 207 is bolted to the top of the mounting opening 201 to provide protection for the kerf saw blade 202.

[0019] Working principle: The support height of the adjusting support rod 103 is adjusted by rotating the support rod 104. The fastening nut 106 facilitates the control of the tightness of the rotating support rod 104 connection, making it easy to adjust and fix the angle. The rotating shaft 107 drives the auxiliary roller 108 to rotate, facilitating the adjustment of the cutting depth of the cutting joint of the cutting saw blade 202. The auxiliary handle 308, together with the moving roller 109 and the auxiliary roller 108, facilitates the control of the movement direction. The AC motor 206 drives the transmission gear 205 to rotate. The meshing of the two transmission gears 205 facilitates the rotation and cutting of the cutting saw blade 202. The protective shell 207 is fixed to the top of the mounting hole 201 by bolts, facilitating the cutting saw blade. 202 provides protection. The dust generated from the road surface cutting is sucked into the dust collection cylinder 303 through the dust collection inner cylinder 306 by the suction fan 305. The bottom of the suction fan 305 is equipped with a protective net to prevent large stone particles from flying and impacting. The bottom of the dust collection cylinder 303 has a reserved mounting groove for the suction fan 305. The dust collection inner cylinder 306 is set at the top of the mounting groove. The dust collection inner cylinder 306 sucks the dust and smoke upward. The filter cloth 310 intercepts the dust. The dust and smoke diffuse to the outside of the dust collection inner cylinder 306 and are collected inside the dust collection inner shell 307. The threaded cap 309 makes it easy to open the top of the dust collection cylinder 303. The dust collection inner shell 307 can be lifted by the auxiliary handle 308 to clean the dust.

[0020] Finally, it should be noted that the above content is only used to illustrate the technical solution of this utility model, and is not intended to limit the scope of protection of this utility model. Simple modifications or equivalent substitutions made by those skilled in the art to the technical solution of this utility model do not depart from the essence and scope of the technical solution of this utility model.

Claims

1. A dustproof road surface cutting machine for highway maintenance, characterized in that: The device includes a trolley assembly (1), a slit assembly (2) on one side of the trolley assembly (1), and a dustproof assembly (3) on the other side of the trolley assembly (1). The dustproof assembly (3) includes a dust collection hole (301), a dust collection cylinder (303) inside the dust collection hole (301), a suction fan (305) at the bottom of the dust collection cylinder (303), a dust collection inner cylinder (306) above the suction fan, a dust collection inner shell (307) adapted to the dust collection cylinder (303) snapped onto the outer wall of the dust collection inner cylinder (306), a threaded cap (309) threaded onto the outer circumference of the top of the dust collection cylinder (303), and a filter cloth (310) on the inner wall of the threaded cap (309).

2. The dustproof road surface cutting machine for highway maintenance according to claim 1, characterized in that: The trolley assembly (1) includes a support plate (101), a fixed support plate (102) is symmetrically arranged on one side of the support plate (101), an adjusting support rod (103) is arranged on one side of the fixed support plate (102), a rotating support rod (104) is provided at one end of the adjusting support rod (103) and is adapted to the locking hole of the fixed support plate (102), a connecting thread (105) is provided on the outer periphery of the rotating support rod (104), the rotating support rod (104) is connected and fixed to the fixed support plate (102) by a fastening screw ring (106), a rotating shaft (107) is provided at the other end of the adjusting support rod (103), and an auxiliary roller (108) is rotatably arranged on the outside of the rotating shaft (107).

3. A dustproof road surface cutting machine for highway maintenance according to claim 1, characterized in that: The kerfing assembly (2) includes a mounting opening (201), inside which a kerfing saw blade (202) is provided. Mounting support plates (203) are symmetrically arranged on both sides of the top of the mounting opening (201). A connecting shaft (204) adapted to the mounting support plate (203) is provided on the kerfing saw blade (202). A transmission gear (205) is rotatably arranged on the outer periphery of one end of the connecting shaft (204). Another transmission gear (205) is meshed on the top of the transmission gear (205). A protective shell (207) is bolted to the top of the kerfing saw blade (202).

4. A dustproof road surface cutting machine for highway maintenance according to claim 1, characterized in that: The inner wall of the dust collection hole (301) is provided with an internally threaded tube (302), and the bottom of the dust collection cylinder (303) is provided with an externally threaded tube (304) that is compatible with the internally threaded tube (302).

5. A dustproof road surface cutting machine for highway maintenance according to claim 3, characterized in that: An AC motor (206) is provided on one side of the transmission gear (205), and the driving end of the AC motor (206) is connected and fixed to another transmission gear (205).

6. A dustproof road surface cutting machine for highway maintenance according to claim 2, characterized in that: The other side of the support plate (101) is symmetrically provided with movable rollers (109) at the bottom, and the other side of the support plate (101) is provided with movable handrails (110) at the top.

7. A dustproof road surface cutting machine for highway maintenance according to claim 1, characterized in that: An auxiliary handle (308) is provided on the top of the dust collection inner shell (307).

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