Joint cutter for road construction

Abstract

The invention discloses a road construction joint cutter which comprises a trolley, two electric telescopic rods are fixed to the trolley, the telescopic ends of the electric telescopic rods are fixed to a lifting plate, the lower side of the lifting plate is fixedly connected with a machine shell, a joint cutting blade is arranged in the machine shell, and a driving mechanism used for driving the joint cutting blade to rotate is installed on the machine shell. The lower half section of the joint cutting blade is located outside the machine shell, a sound insulation and dust isolation mechanism is slidably installed on the outer side of the lifting plate, the bottom of the sound insulation and dust isolation mechanism is lower than the bottom end of the joint cutting blade, a water cooling mechanism inserted into the machine shell and pointing to the joint cutting blade is installed on the trolley, and a dust removal mechanism inserted into the sound insulation and dust isolation mechanism is installed on the trolley. During cutting, cooling is convenient, and the cutting blade is prevented from being overheated; noise generated during cutting is conveniently isolated and absorbed, and noise pollution is reduced; and dust during cutting is conveniently collected and filtered, and dust pollution is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of seam cutting machines, and in particular to a seam cutting machine for road construction. Background Art

[0002] A road seam cutter is a piece of equipment used in road construction and maintenance, mainly used for cutting seams on cement or asphalt pavement. Its working principle: The road seam cutter uses a rotating saw blade or blade to cut a certain width and depth of seams on the road surface. These seams can be used to prevent road cracking, release road stress, and accommodate expansion joint materials.

[0003] The existing road seam cutting machines have two major defects when in use. One is that they will generate huge noise pollution during cutting, and the other is that they will generate a large amount of dust to pollute the air during cutting. Therefore, in view of the above situation, it is urgent to develop a road construction seam cutting machine that is convenient for isolating and absorbing noise during cutting to reduce noise pollution; convenient for collecting and filtering dust during cutting to reduce dust pollution, so as to overcome the shortcomings in current practical applications and meet current needs. Summary of the invention

[0004] The object of the present invention is to provide a seam cutting machine for road construction to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A seam cutting machine for road construction, comprising a trolley, a water cooling mechanism, a dust removal mechanism, a mobile power supply, an electric telescopic rod, a lifting plate, a sound insulation and dust isolation mechanism, a pointing plate, a seam cutting blade, a casing and a driving mechanism, wherein two electric telescopic rods are fixed on the trolley, the telescopic ends of the electric telescopic rods are fixed to the lifting plate, the lower side of the lifting plate is fixedly connected to the casing, a seam cutting blade is arranged in the casing, a driving mechanism for driving the seam cutting blade to rotate is installed on the casing, the lower half of the seam cutting blade is located outside the casing, and the outer side of the lifting plate is slidably installed A sound insulation and dust isolation mechanism is provided, the bottom height of the sound insulation and dust isolation mechanism is lower than the bottom end height of the slitting blade, a water cooling mechanism inserted into the casing and pointing to the slitting blade is installed on the trolley, a dust removal mechanism inserted into the sound insulation and dust isolation mechanism is installed on the trolley, and the sound insulation and dust isolation mechanism includes: an isolation cover, a sound insulation board and a tension spring, a sound insulation board is fixed on the inner side of the isolation cover, the isolation cover and the sound insulation board are slidably installed on the outer side of the lifting plate, the upper end of the isolation cover is elastically connected to the lifting plate through a plurality of tension springs, and the bottom of the isolation cover and the sound insulation board are in an arc shape. When in use, the slitting blade is driven to rotate by the driving mechanism, and the lifting plate, the sound insulation and dust isolation mechanism and the slitting blade are driven downward by the electric telescopic rod, so that the slitting blade cuts the road surface, and water is sprayed on the slitting blade by the water cooling mechanism to prevent the slitting blade from overheating. The noise and dust generated during cutting are shielded inside the sound insulation and dust isolation mechanism, thereby reducing noise pollution. At the same time, the dust inside the sound insulation and dust isolation mechanism is sucked away and collected by the dust removal mechanism, thereby reducing dust pollution.

[0007] Preferably: a pointing plate is fixed on the front side of the sound and dust isolation mechanism, and the pointing plate and the slitting blade are in the same straight line, that is, the position pointed by the pointing plate is the moving direction of the slitting blade.

[0008] Preferably: the water cooling mechanism comprises: a water tank, a plug, a delivery pump, a hard pipe, a nozzle and a first hose, the water tank is fixedly mounted on the trolley, a plug is detachably mounted on the top of the water tank, the plug is fixed to the water tank by a thread, the delivery pump is fixed on the trolley, the water inlet end of the delivery pump is connected to the water tank by a hard pipe, the nozzle is fixed on the casing and points to the slitting blade, and the water outlet end of the delivery pump is connected to the nozzle by a first hose.

[0009] Preferably: the water storage tank is made of transparent material.

[0010] Preferably: the dust removal mechanism comprises: an exhaust fan, a second hose, a dust suction nozzle, a duct, a dust removal box, a top cover and a dust filter, the exhaust fan and the dust removal box are both fixedly mounted on the trolley, the dust suction nozzle is fixed on the lifting plate and inserted into the inner side of the sound insulation and dust isolation mechanism, the air intake port of the exhaust fan is connected to the dust suction nozzle through the second hose, the air outlet of the exhaust fan is connected to the dust removal box through the duct, the top of the dust removal box is detachably mounted with a top cover, the top cover is fixed to the dust removal box by bolts, and the bottom of the top cover is fixed with two dust filters inserted into the dust removal box. When in use, suction is performed through the exhaust fan, and the dust inside the sound insulation and dust isolation mechanism is sucked away from the dust suction nozzle along with the air flow, and the dust is then transported to the dust removal box, and the dust is filtered out by the dust filter, and the filtered air is discharged from the air outlet to reduce air pollution.

[0011] Preferably: an air outlet is provided at the right end of the dust removal box.

[0012] Preferably: the driving mechanism comprises: a driving motor, a driving wheel, a driven wheel, a transmission belt and a transmission shaft, the driving motor is fixed to the outside of the casing, a driving wheel is fixed on the output shaft of the driving motor, the driving wheel is connected to the driven wheel through a transmission belt, the driven wheel is fixedly mounted on the transmission shaft, the transmission shaft is rotatably connected to the casing, and the slitting blade is fixedly mounted on the transmission shaft.

[0013] Preferably: a mobile power source is fixedly mounted on the trolley.

[0014] Preferably, the delivery pump, the exhaust fan, the electric telescopic rod and the drive motor are all electrically connected to the mobile power source through wires.

[0015] The beneficial effects of the present invention are:

[0016] 1. When the road construction seam cutter is used, the driving motor drives the driving wheel, the driven wheel, the transmission belt and the transmission shaft to rotate, the transmission shaft drives the seam cutter to rotate, and the electric telescopic rod drives the lifting plate, the sound insulation and dust isolation mechanism and the seam cutter to move downward, so that the seam cutter cuts the road surface. At the same time, the delivery pump draws water from the water storage tank and delivers it to the nozzle, and the water is sprayed to the seam cutter through the nozzle. The seam cutter is cooled by the water flow to prevent the seam cutter from overheating.

[0017] 2. When cutting, the bottom of the isolation cover and the sound insulation board are attached to the ground, so as to isolate and absorb the noise and reduce noise pollution. At the same time, it can also isolate the dust and reduce the dust generated during cutting from spreading outward;

[0018] 3. During cutting, the exhaust fan is used for suction, and the dust inside the sound insulation and dust isolation mechanism is sucked away from the dust nozzle along with the air flow. The dust is then transported to the dust removal box and filtered out through the dust filter. The filtered air is discharged from the air outlet to reduce air pollution.

[0019] In summary, the present invention facilitates cooling during cutting to prevent the cutting blade from overheating; facilitates noise isolation and absorption during cutting to reduce noise pollution; and facilitates dust collection and filtration during cutting to reduce dust pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The three-dimensional structure of the present invention is shown in FIG. Figure 1 .

[0021] Figure 2 The three-dimensional structure of the present invention is shown in FIG. Figure 2 .

[0022] Figure 3 The three-dimensional structure of the present invention is shown in FIG. Figure 3 .

[0023] Figure 4 It is a schematic diagram of the partial structure of the present invention Figure 1 .

[0024] Figure 5 It is a schematic diagram of the partial structure of the present invention Figure 2 .

[0025] Figure 6 For the present invention Figure 5 Internal cross-sectional view of .

[0026] Figure 7 It is a schematic diagram of the partial structure of the present invention Figure 3 .

[0027] Figure 8 It is a schematic diagram of the partial structure of the present invention Figure 4 .

[0028] Fig. 9 For the present invention Figure 8 Schematic diagram of the split state.

[0029] Legend:

[0030] 1. Trolley; 2. Water cooling mechanism; 201. Water storage tank; 202. Plug; 203. Delivery pump; 204. Hard pipe; 205. Nozzle; 206. First hose; 3. Dust removal mechanism; 301. Exhaust fan; 302. Second hose; 303. Dust nozzle; 304. Conduit; 305. Dust removal box; 3051. Air outlet; 306. Top cover; 307. Dust filter; 4. Mobile power supply; 5. Electric telescopic rod; 6. Lifting plate; 7. Sound insulation and dust isolation mechanism; 701. Isolation cover; 702. Sound insulation board; 703. Tension spring; 8. Pointing plate; 9. Slitting blade; 10. Casing; 11. Driving mechanism; 1101. Driving motor; 1102. Driving wheel; 1103. Driven wheel; 1104. Transmission belt; 1105. Transmission shaft. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Specific examples are given below.

[0033] See also Figures 1 to 9In an embodiment of the present invention, a slitting machine for road construction includes a trolley 1, a water cooling mechanism 2, a dust removal mechanism 3, a mobile power supply 4, an electric telescopic rod 5, a lifting plate 6, a sound insulation and dust isolation mechanism 7, a pointing plate 8, a slitting blade 9, a casing 10 and a driving mechanism 11. Two electric telescopic rods 5 are fixed on the trolley 1, and the telescopic ends of the electric telescopic rods 5 are fixed to the lifting plate 6. The lower side of the lifting plate 6 is fixedly connected to the casing 10. A slitting blade 9 is arranged in the casing 10. A driving mechanism 11 for driving the slitting blade 9 to rotate is installed on the casing 10. The lower half of the slitting blade 9 is located outside the casing 10. A sound insulation and dust isolation mechanism 7 is slidably installed on the outer side of the lifting plate 6. A pointing plate 8 is fixed on the front side of the sound insulation and dust isolation mechanism 7. The pointing plate 8 and the slitting blade 9 are on the same straight line, that is, the position pointed by the pointing plate 8 is the moving direction of the slitting blade 9. The bottom height of the dust mechanism 7 is lower than the bottom end height of the slitting blade 9, so that when the electric telescopic rod 5 drives the lifting plate 6, the sound insulation and dust isolation mechanism 7 and the slitting blade 9 to move downward, the bottom of the sound insulation and dust isolation mechanism 7 first contacts the ground, and the trolley 1 is equipped with a water cooling mechanism 2 inserted into the casing 10 and pointing to the slitting blade 9, and the trolley 1 is equipped with a dust removal mechanism 3 inserted into the sound insulation and dust isolation mechanism 7. When in use, the slitting blade 9 is driven to rotate by the driving mechanism 11, and the lifting plate 6, the sound insulation and dust isolation mechanism 7 and the slitting blade 9 are driven to move downward by the electric telescopic rod 5, so that the slitting blade 9 cuts the road surface, and water is sprayed on the slitting blade 9 by the water cooling mechanism 2 to prevent the slitting blade 9 from overheating, and the noise and dust generated during cutting are blocked inside the sound insulation and dust isolation mechanism 7, thereby reducing noise pollution. At the same time, the dust inside the sound insulation and dust isolation mechanism 7 is sucked away and collected by the dust removal mechanism 3, thereby reducing dust pollution.

[0034] The water cooling mechanism 2 includes: a water tank 201, a plug 202, a delivery pump 203, a hard pipe 204, a nozzle 205 and a first hose 206. The water tank 201 is fixedly installed on the trolley 1. The plug 202 is detachably installed on the top of the water tank 201. The plug 202 is fixed to the water tank 201 through a thread. The plug 202 can be removed to add water to the water tank 201. The water tank 201 is made of transparent material so that the amount of water in the water tank 201 can be clearly seen, which is convenient for timely replenishment of water. The delivery pump 203 is fixed on the trolley 1, and the water inlet end of the delivery pump 203 is connected to the water tank 201 through the hard pipe 204. The nozzle 205 is fixed on the casing 10 and points to the slitting blade 9. The water outlet end of the delivery pump 203 is connected to the nozzle 205 through the first hose 206. When in use, the water flow in the water tank 201 is drawn by the delivery pump 203 and delivered to the nozzle 205, and the water flow is sprayed toward the slitting blade 9 through the nozzle 205. The slitting blade 9 is cooled by the water flow to prevent the slitting blade 9 from overheating.

[0035] The dust removal mechanism 3 includes: an exhaust fan 301, a second hose 302, a dust suction nozzle 303, a duct 304, a dust removal box 305, a top cover 306 and a dust filter 307. The exhaust fan 301 and the dust removal box 305 are fixedly installed on the trolley 1. The dust suction nozzle 303 is fixed on the lifting plate 6 and inserted into the inner side of the sound insulation and dust isolation mechanism 7. The air intake of the exhaust fan 301 is connected to the dust suction nozzle 303 through the second hose 302, and the air outlet of the exhaust fan 301 is connected to the dust removal box 305 through the duct 304. The top of the dust removal box 305 is detachable. A top cover 306 is installed on the disassembly device, and the top cover 306 is fixed to the dust removal box 305 by bolts. Two dust filters 307 inserted into the dust removal box 305 are fixed on the bottom of the top cover 306. An air outlet 3051 is arranged on the right end of the dust removal box 305. When in use, suction is carried out through the exhaust fan 301, and the dust inside the sound insulation and dust isolation mechanism 7 is sucked away from the dust suction nozzle 303 along with the air flow, and the dust is then transported to the dust removal box 305, and the dust is filtered out by the dust filter 307, and the filtered air is discharged from the air outlet 3051 to reduce air pollution.

[0036] The sound insulation and dust isolation mechanism 7 includes: an isolation cover 701, a sound insulation board 702 and a tension spring 703. The sound insulation board 702 is fixed on the inner side of the isolation cover 701. The isolation cover 701 and the sound insulation board 702 are slidably installed on the outer side of the lifting plate 6. The upper end of the isolation cover 701 is elastically connected to the lifting plate 6 through a plurality of tension springs 703. The bottom of the isolation cover 701 and the sound insulation board 702 is in an arc shape so that the bottom of the isolation cover 701 and the sound insulation board 702 can slide when they are attached to the ground. The noise during cutting is isolated and absorbed by the isolation cover 701 and the sound insulation board 702, and the dust generated during cutting is reduced from spreading outward.

[0037] The driving mechanism 11 includes: a driving motor 1101, a driving wheel 1102, a driven wheel 1103, a transmission belt 1104 and a transmission shaft 1105. The driving motor 1101 is fixed to the outside of the casing 10. The driving wheel 1102 is fixed on the output shaft of the driving motor 1101. The driving wheel 1102 is transmission-connected to the driven wheel 1103 through the transmission belt 1104. The driven wheel 1103 is fixedly mounted on the transmission shaft 1105. The transmission shaft 1105 is rotationally connected to the casing 10. The slitting blade 9 is fixedly mounted on the transmission shaft 1105. When in use, the driving motor 1101 drives the driving wheel 1102, the driven wheel 1103, the transmission belt 1104 and the transmission shaft 1105 to rotate, and the transmission shaft 1105 drives the slitting blade 9 to rotate, so that the slitting blade 9 cuts the road surface.

[0038] A mobile power source 4 is fixedly mounted on the trolley 1 , and the delivery pump 203 , the exhaust fan 301 , the electric telescopic rod 5 and the driving motor 1101 are all electrically connected to the mobile power source 4 through wires for power supply.

[0039] Working principle: When the road construction seam cutter is used, the driving motor 1101 drives the driving wheel 1102, the driven wheel 1103, the transmission belt 1104 and the transmission shaft 1105 to rotate, and the transmission shaft 1105 drives the seam cutter 9 to rotate, and the electric telescopic rod 5 drives the lifting plate 6, the sound insulation and dust isolation mechanism 7 and the seam cutter 9 to move downward, so that the seam cutter 9 cuts the road surface. At the same time, the delivery pump 203 draws water from the water storage tank 201 and delivers it to the nozzle 205, and the water is sprayed to the seam cutter 9 through the nozzle 205, and the seam cutter 9 is cooled by the water flow to prevent the seam cutter 9 from overheating.

[0040] During cutting, the bottom of the isolation cover 701 and the sound insulation board 702 are attached to the ground, thereby isolating and absorbing the noise, reducing noise pollution, and at the same time, isolating the dust, reducing the dust generated during cutting from spreading outward;

[0041] During cutting, suction is performed through the exhaust fan 301, and the dust inside the sound insulation and dust isolation mechanism 7 is sucked away from the dust nozzle 303 along with the air flow, and the dust is then transported to the dust removal box 305, and the dust is filtered out by the dust filter 307, and the filtered air is discharged from the air outlet 3051 to reduce air pollution.

[0042] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A road construction seam cutting machine, characterized in that: The invention comprises a trolley (1), a water cooling mechanism (2), a dust removal mechanism (3), a mobile power source (4), an electric telescopic rod (5), a lifting plate (6), a sound insulation and dust isolation mechanism (7), a pointing plate (8), a slitting blade (9), a casing (10) and a driving mechanism (11). The trolley (1) is fixed with two electric telescopic rods (5), the telescopic ends of the electric telescopic rods (5) are fixed to the lifting plate (6), the lower side of the lifting plate (6) is fixedly connected to the casing (10), a slitting blade (9) is arranged inside the casing (10), and a driving mechanism (11) for driving the slitting blade (9) to rotate is installed on the casing (10), the lower half of the slitting blade (9) is located outside the casing (10), the outer side of the lifting plate (6) is slidably installed with the sound insulation and dust isolation mechanism (7), and the driving mechanism (11) for driving the slitting blade (9) to rotate is installed on the casing (10). The bottom height of the sound insulation and dust isolation mechanism (7) is lower than the bottom height of the slitting blade (9); the trolley (1) is provided with a water cooling mechanism (2) inserted into the housing (10) and pointing toward the slitting blade (9); the trolley (1) is provided with a dust removal mechanism (3) inserted into the sound insulation and dust isolation mechanism (7); the sound insulation and dust isolation mechanism (7) comprises: an isolation cover (701), a sound insulation board (702) and a tension spring (703); the inner side of the isolation cover (701) is fixed with a sound insulation board (702); the isolation cover (701) and the sound insulation board (702) are slidably installed on the outer side of the lifting plate (6); the upper end of the isolation cover (701) is elastically connected to the lifting plate (6) via a plurality of tension springs (703); the bottoms of the isolation cover (701) and the sound insulation board (702) are in an arc shape.

2. The road construction seam cutting machine according to claim 1, characterized in that: A pointing plate (8) is fixed on the front side of the sound and dust isolation mechanism (7), and the pointing plate (8) and the slitting blade (9) are located on the same straight line, that is, the position pointed by the pointing plate (8) is the moving direction of the slitting blade (9).

3. The road construction seam cutting machine according to claim 1, characterized in that: The water cooling mechanism (2) comprises: a water tank (201), a plug (202), a delivery pump (203), a hard pipe (204), a nozzle (205) and a first hose (206); the water tank (201) is fixedly mounted on the trolley (1); a plug (202) is detachably mounted on the top of the water tank (201); the plug (202) is fixed to the water tank (201) via a thread; the delivery pump (203) is fixed to the trolley (1); a water inlet end of the delivery pump (203) is connected to the water tank (201) via a hard pipe (204); the nozzle (205) is fixed to the housing (10) and points to the slitting blade (9); and a water outlet end of the delivery pump (203) is connected to the nozzle (205) via a first hose (206).

4. The road construction seam cutting machine according to claim 3, characterized in that: The water storage tank (201) is made of transparent material.

5. The road construction seam cutting machine according to claim 3, characterized in that: The dust removal mechanism (3) comprises: an exhaust fan (301), a second hose (302), a dust suction nozzle (303), a duct (304), a dust removal box (305), a top cover (306) and a dust filter (307); the exhaust fan (301) and the dust removal box (305) are both fixedly mounted on the trolley (1); the dust suction nozzle (303) is fixed on the lifting plate (6) and inserted into the inner side of the sound insulation and dust isolation mechanism (7); the exhaust fan (301) ) is connected to the dust suction nozzle (303) through a second hose (302), and the air outlet of the exhaust fan (301) is connected to the dust removal box (305) through a conduit (304). A top cover (306) is detachably mounted on the top of the dust removal box (305), and the top cover (306) is fixed to the dust removal box (305) by bolts. Two dust filters (307) inserted into the dust removal box (305) are fixed to the bottom of the top cover (306).

6. The road construction seam cutting machine according to claim 5, characterized in that: The right end of the dust removal box (305) is provided with an air outlet (3051).

7. The road construction seam cutting machine according to claim 5, characterized in that: The driving mechanism (11) comprises: a driving motor (1101), a driving wheel (1102), a driven wheel (1103), a transmission belt (1104) and a transmission shaft (1105); the driving motor (1101) is fixed to the outside of the housing (10); the driving wheel (1102) is fixed to the output shaft of the driving motor (1101); the driving wheel (1102) is transmission-connected to the driven wheel (1103) via the transmission belt (1104); the driven wheel (1103) is fixedly mounted on the transmission shaft (1105); the transmission shaft (1105) is rotationally connected to the housing (10); and the slitting blade (9) is fixedly mounted on the transmission shaft (1105).

8. The road construction seam cutting machine according to claim 7, characterized in that: A mobile power source (4) is fixedly mounted on the trolley (1).

9. The road construction seam cutting machine according to claim 8, characterized in that: The delivery pump (203), the exhaust fan (301), the electric telescopic rod (5) and the driving motor (1101) are all electrically connected to the mobile power source (4) via wires.

Images