CN111041956A - Expansion joint cutting equipment for bridge construction - Google Patents

Expansion joint cutting equipment for bridge construction Download PDF

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Publication number
CN111041956A
CN111041956A CN201911187083.9A CN201911187083A CN111041956A CN 111041956 A CN111041956 A CN 111041956A CN 201911187083 A CN201911187083 A CN 201911187083A CN 111041956 A CN111041956 A CN 111041956A
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China
Prior art keywords
dust
storage box
fixed
bottom plate
saw blade
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Pending
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CN201911187083.9A
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Chinese (zh)
Inventor
季凤飞
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Individual
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Individual
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Priority to CN201911187083.9A priority Critical patent/CN111041956A/en
Publication of CN111041956A publication Critical patent/CN111041956A/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C23/00Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/06Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
    • E01C23/09Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
    • E01C23/0906Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
    • E01C23/0926Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
    • E01C23/0933Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention discloses an expansion joint cutting device for bridge construction, the water tank device of the invention sprays water to a saw blade, the saw blade is prevented from being broken and damaged due to the fact that the saw blade is in a high-temperature state for a long time, water is contacted with dust, flying dust is reduced, a dust suction device absorbs dust generated during the cutting of the saw blade, the visibility of the tangent line of the device is ensured, and the body health is prevented from being damaged due to the fact that workers suck flying dust, a large-diameter broken stone storage box blocks and collects the large-diameter dust, the large-diameter dust is prevented from entering the dust suction device to cause the blockage and damage of the dust suction device, the water tank device and a cutting turntable device are driven by the same motor, an additional motor is not needed, the utilization of the motor is greatly improved, resources and cost are saved, two piston cylinders of the dust suction device are opposite in, the bridge deck is cleared up to preceding shovel, avoids having on the cutting route debris to lead to the cutting to be influenced.

Description

Expansion joint cutting equipment for bridge construction
Technical Field
The invention belongs to the technical field of expansion joint cutting equipment; in particular to an expansion joint cutting device for bridge construction.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed for spanning mountain stream, unfavorable geology or meeting other traffic needs, so that the buildings and the like which are more convenient to pass are constructed. When a bridge is built, the flexibility of the bridge needs to be considered, so that the normal use of the bridge cannot be influenced by the physical properties of expansion with heat and contraction with cold, the bridge is required to be subjected to joint cutting treatment, the conventional joint cutting equipment for bridge construction adopts double-wheel drive, personnel are required to obliquely push when moving, equipment topples over easily and carelessly to cause equipment damage or even personnel injury, and meanwhile, when the conventional joint cutting equipment performs joint cutting, most of the conventional joint cutting equipment can generate extremely large dust to generate dust dancing, so that the sight of the joint cutting is blocked, even the personnel suck flying dust to cause the body health to be influenced, and meanwhile, when the conventional joint cutting equipment performs joint cutting, the cutter is not protected, so that the equipment is not subjected to fracture and damage due to the fact that the cutter is in a tangent line high-temperature state for a long time in the long-time working process, therefore, the operation is, Can carry out the dust fall to the surrounding environment and handle bridge construction that protects the cutting knife and use expansion joint cutting equipment appears compelling at eyelash.
Disclosure of Invention
The invention aims to provide expansion joint cutting equipment for bridge construction, which solves the technical problems that the existing joint cutting equipment for bridge construction is driven by two wheels, and needs to be obliquely pushed by personnel during movement, so that the equipment is easily toppled over due to carelessness, the equipment is damaged, even the personnel are injured, and meanwhile, when the existing joint cutting equipment performs joint cutting, most of the dust can be generated to generate great dust, so that the dust flies, the sight of the joint cutting is blocked, even the flying dust is sucked by the personnel to influence the body health, and meanwhile, when the existing joint cutting equipment performs joint cutting, the cutter is not protected, so that the cutter is broken and damaged due to the fact that the cutter is in a high-temperature tangent line state for a long time in the long-time working process of the equipment.
In order to achieve the purpose, the expansion joint cutting equipment for bridge construction comprises a push handle, a universal wheel, a large-diameter gravel storage box, a bottom plate, a dust hood, a cutting turntable device, a moving wheel, a front shovel, a water tank device, a motor, a dust suction device and a dust storage box, wherein the front shovel is fixed on the front side surface of the bottom plate, the moving wheel is fixed on the lower end surface of the front side of the bottom plate, the universal wheel is fixed on the lower end surface of the rear end of the bottom plate, the push handle is fixed on the upper end surface of the rear side of the bottom plate, the motor is fixed on the upper end surface of the bottom plate through a motor fixing frame, the cutting turntable device is fixed on the lower end surface of the bottom plate, the cutting turntable device is positioned between the moving wheel and the universal wheel, the cutting turntable device is in transmission connection with the motor, the dust hood is fixed on the lower end surface of the bottom plate, the dust hood is arranged, the large-diameter broken stone storage box is fixed on the lower end face of the bottom plate and is positioned on the rear side of the dust hood, the dust suction device is fixed on the upper end face of the bottom plate and is in transmission connection with the motor, the lower end of the dust suction device is in through connection with the large-diameter broken stone storage box, the upper end of the dust suction device is in through connection with the dust storage box, the dust storage box is fixed on the upper end face of the bottom plate and is positioned on the rear side of the motor, the water tank device is fixed on the upper end face of the bottom plate and is positioned on the front side of the motor, the water tank device is in transmission connection with the motor, and the lower end part of the water tank device is positioned on the left side and the;
the motor is double-end motor, the front shovel is the awl type, front shovel awl point portion is forward, awl end and bottom plate front side fixed connection.
Further, the universal wheel includes wheel carrier, supporting spring, universal carousel and runner, the runner rotates and is fixed in the wheel carrier lower extreme, the wheel carrier upper end rotates with universal carousel lower extreme terminal surface to be connected, be fixed with supporting spring on the universal carousel up end, and universal carousel passes through supporting spring and bottom plate lower extreme fixed connection.
Further, the big footpath rubble is deposited case and is included the rubble and place drawer, path dust sunction inlet, mix the dust sunction inlet, deposit case shell and handle, path dust sunction inlet is located and is deposited on case shell up end, and path dust sunction inlet and deposit the case shell inboard and link up mutually, path dust sunction inlet is served with one of depositing case shell and being connected and is equipped with the filter screen, it is equipped with mixed dust sunction inlet to deposit case shell end, mix the dust sunction inlet and deposit the case shell inboard and link up mutually, the rubble is placed the drawer and is located and deposit the case shell in, the handle is placed drawer fixed connection with the rubble, mix the dust sunction inlet and suction hood through connection, path dust sunction inlet and dust extraction fixed connection.
Further, the cutting turntable device comprises a saw blade, a saw blade gear shaft chain, a driving gear and a saw blade frame, the saw blade frame is fixed on the lower end face of the bottom plate, the saw blade is fixed at the lower end of the saw blade frame through the saw blade gear shaft in a rotating mode, one end of the saw blade gear shaft is embedded in the saw blade frame, the other end of the saw blade gear shaft penetrates through the saw blade frame and is fixedly connected with the saw blade gear, the driving gear is fixed on an output shaft at one end of the motor, and the driving gear and the saw blade.
Further, the water tank device comprises a water tank upper cover, a water tank, water pump blades, a water pump shell, a water pump rotating shaft, a first bevel gear, a second bevel gear and a water outlet pipe, wherein the water outlet pipe is of a structure with a single water inlet and double water outlets, the single water inlet of the water outlet pipe is fixedly connected with the outer side wall of the water pump shell, the water outlet pipe is communicated with the inner side of the water pump shell, the water tank is fixed on the upper end surface of the bottom plate, the water tank upper cover is arranged on the upper end surface of the water tank, the water pump shell is embedded at the bottom of the side wall of the water tank and is communicated with the inner side and the outer side of the water tank, the water pump blades are arranged at one end of the water pump shell positioned in the water tank, the water pump rotating shaft is communicated with, the second bevel gear is meshed with the first bevel gear, and the double water outlets of the water outlet pipe penetrate through the upper end face of the bottom plate and extend to the lower end face of the bottom plate and are respectively positioned on the left side and the right side of the saw blade.
Furthermore, the dust suction device comprises a dust suction driving gear, two dust suction fixing support frames, an impurity guide pipe, a first piston cylinder, a crankshaft, a second piston cylinder, a dust suction driven gear, a dust suction driving chain, a check valve and an impurity suction pipe, the two dust suction fixing support frames are symmetrically fixed on the upper end surface of the bottom plate, the first piston cylinder and the second piston cylinder are fixed between the two dust suction fixing support frames in parallel, the crankshaft is rotationally fixed at the upper ends of the two dust suction fixing support frames, a piston rod of the first piston cylinder and a piston rod of the second piston cylinder are rotationally fixed on the crankshaft, the piston rods of the first piston cylinder and the piston rods of the second piston cylinder are arranged in a staggered manner, the lower ends of the first piston cylinder and the second piston cylinder are all in through connection with the impurity guide pipe and the impurity suction pipe, and the impurity suction pipes of the first piston cylinder and the second piston cylinder are all connected with a, the dirty pipe of leading of first piston cylinder and the dirty pipe of leading of second piston cylinder all deposits the case with the dust and is connected, all be equipped with the check valve on lead dirty pipe and the gettering pipe, the gettering pipe switches on by the check valve of path dust sunction inlet to the direction of piston cylinder, the dirty pipe of leading is deposited the check valve of case direction by piston cylinder to dust and switches on, bent axle one end is embedded on dust absorption fixed stay frame, and the other end pierces through dust absorption fixed stay frame and installs dust absorption driven gear, dust absorption drive gear is fixed in on the output shaft of motor non-drive gear one end, dust absorption driven gear passes through dust absorption drive chain transmission with dust absorption drive gear and is connected.
Further, the dust storage box comprises a storage box shell and a dust placing groove, the storage box shell is fixed on the upper end face of the bottom plate, the dust placing groove is formed in the storage box shell, and the dust placing groove is connected with the storage box shell in a sliding fit mode.
Further, the working steps and the principle of the invention are as follows:
1) filling liquid water into the water tank;
2) the pushing handle is held by the hand to push the equipment;
3) when cutting is needed, the tip of the front shovel is aligned to a cutting line, and a motor is started;
4) the motor is started to drive the driving gear to rotate, so that the saw blade gear is driven to rotate, and the saw blade is driven to rotate;
5) slightly pressing the push handle, wherein the supporting spring contracts, and the saw blade lands on the ground to cut the ground;
6) meanwhile, the motor drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear and the water pump fan blade to rotate, the water pump fan blade sucks water in the water tank and guides the water out through the water pump shell and the water outlet pipe, and the water outlet pipe sprays the water on the saw blade;
7) meanwhile, the motor drives the dust collection driving gear to rotate, so that the dust collection driven gear and the crankshaft are driven to rotate, the crankshaft enables the second piston cylinder and the first piston cylinder to do telescopic motion, when the piston moves upwards, negative pressure is generated inside the piston cylinder, so that air is sucked from the outside through the dust collection driving gear, the small-diameter dust suction inlet, the mixed dust suction inlet and the dust hood, fly dust cut by the saw blade is sucked at the moment, the fly dust enters the large-diameter broken stone storage box, large-diameter particles are blocked by the screen mesh and fall into the broken stone storage drawer, small-diameter fly dust enters the dust collection driving gear through the small-diameter dust suction inlet, the fly dust enters the inside of the piston cylinder through the dust collection driving gear, the piston moves downwards, and the fly dust inside.
8) When the project is finished, the pushing handle is stopped being pressed, the motor is closed, the broken stone is drawn out to place the drawer and the dust placing groove, and the dust is subjected to centralized treatment.
The invention has the beneficial effects that: the invention sprays water to the saw blade by the water tank device, on one hand, the saw blade is cooled so as to avoid the saw blade from being broken and damaged due to the long-time high temperature state, on the other hand, the water is contacted with flying dust so as to reduce the flying dust, and on the other hand, the dust generated when the saw blade is cut is absorbed by the dust absorption device so as to avoid the flying dust generation, on the one hand, the visibility of the tangent line of the equipment is ensured, on the other hand, the damage of the body health due to the dust absorption of workers is avoided, the large-diameter broken stone storage box can block and collect the large-diameter dust, the blockage and the damage of the dust absorption device due to the large-diameter dust entering the dust absorption device are avoided, the dust absorption device, the water tank device and the cutting turntable device are all driven by the motor, no additional motor is needed, the, the dust hood can continuously absorb dust, the dust absorption efficiency is improved, the front shovel can clean the bridge floor, and the cutting influence caused by residual sundries on a cutting line is avoided.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of an overall structure of an expansion joint cutting device for bridge construction according to the present invention;
FIG. 2 is a schematic structural view of a universal wheel of the expansion joint cutting device for bridge construction according to the present invention;
FIG. 3 is a schematic structural view of a large-diameter gravel storage box of the expansion joint cutting equipment for bridge construction of the present invention;
fig. 4 is a schematic structural view of a cutting turntable device of the expansion joint cutting equipment for bridge construction according to the present invention;
FIG. 5 is a schematic structural view of a water tank assembly of the expansion joint cutting device for bridge construction according to the present invention;
FIG. 6 is a schematic structural view of a dust suction device of the expansion joint cutting equipment for bridge construction according to the present invention;
fig. 7 is a schematic view of a dust storage box of the expansion joint cutting device for bridge construction according to the present invention.
Detailed Description
Referring to fig. 1-7, an expansion joint cutting apparatus for bridge construction comprises a push handle 1, a universal wheel 2, a large-diameter gravel storage box 3, a bottom plate 4, a dust hood 5, a cutting turntable device 6, a movable wheel 7, a front shovel 8, a water tank device 9, a motor 10, a dust suction device 11 and a dust storage box 12, wherein the front shovel 8 is fixed on the front side surface of the bottom plate 4, the movable wheel 7 is fixed on the lower end surface of the front side of the bottom plate 4, the universal wheel 2 is fixed on the lower end surface of the rear end of the bottom plate 4, the push handle 1 is fixed on the upper end surface of the rear side of the bottom plate 4, the motor 10 is fixed on the upper end surface of the bottom plate 4 through a motor fixing frame, the cutting turntable device 6 is fixed on the lower end surface of the bottom plate 4, the cutting turntable device 6 is located between the movable wheel 7 and the universal wheel 2, the cutting turntable device 6 is in transmission connection with the motor 10, the dust hood 5, the dust hood 5 is fixedly connected with the large-diameter broken stone storage box 3, the large-diameter broken stone storage box 3 is fixed on the lower end face of the bottom plate 4, the large-diameter broken stone storage box 3 is located on the rear side of the dust hood 5, the dust suction device 11 is fixed on the upper end face of the bottom plate 4, the dust suction device 11 is in transmission connection with the motor 10, the lower end of the dust suction device 11 is in through connection with the large-diameter broken stone storage box 3, the upper end of the dust suction device 11 is in through connection with the dust storage box 12, the dust storage box 12 is fixed on the upper end face of the bottom plate 4, the dust storage box 12 is located on the rear side of the motor 10, the water tank device 9 is fixed on the upper end face of the bottom plate 4, the water tank device 9 is located on the front side of the motor 10, the.
The motor 10 is a double-head motor, the front shovel 8 is in a conical shape, the conical tip part of the front shovel 8 faces forwards, and the conical bottom is fixedly connected with the front side of the bottom plate 4.
As shown in fig. 2, the universal wheel 2 includes a wheel frame 21, a supporting spring 22, a universal turntable 23 and a rotating wheel 24, the rotating wheel 24 is rotatably fixed at the lower end of the wheel frame 21, the upper end of the wheel frame 21 is rotatably connected with the lower end face of the universal turntable 23, the supporting spring 22 is fixed on the upper end face of the universal turntable 23, and the universal turntable 23 is fixedly connected with the lower end of the bottom plate 4 through the supporting spring 22.
As shown in fig. 3, the large-diameter gravel storage box 3 includes a gravel storage drawer 31, a small-diameter dust suction port 32, a mixed dust suction port 33, a storage box housing 34, and a handle 35, the small-diameter dust suction port 32 is disposed on an upper end surface of the storage box housing 34, the small-diameter dust suction port 32 is communicated with an inner side of the storage box housing 34, a filter screen is disposed at one end of the small-diameter dust suction port 32 connected to the storage box housing 34, the mixed dust suction port 33 is disposed at a tail end of the storage box housing 34, the mixed dust suction port 33 is communicated with the inner side of the storage box housing 34, the gravel storage drawer 31 is disposed in the storage box housing 34, the handle 35 is fixedly connected to the gravel storage drawer 31, the mixed dust suction port 33 is communicated with the dust collection cover 5.
As shown in fig. 4, the cutting turntable device 6 includes a saw blade 61, a saw blade gear 62, a saw blade gear shaft 63, a chain 64, a driving gear 65 and a saw blade frame 66, the saw blade frame 66 is fixed on the lower end surface of the bottom plate 4, the saw blade 61 is rotatably fixed on the lower end of the saw blade frame 66 through the saw blade gear shaft 63, one end of the saw blade gear shaft 63 is embedded in the saw blade frame 66, the other end penetrates through the saw blade frame 66 and the saw blade gear 62 to be fixedly connected, the driving gear 65 is fixed on the output shaft of one end of the motor 10, and the driving gear 65 and the saw.
As shown in fig. 5, the water tank device 9 includes a water tank upper cover 91, a water tank 92, a water pump blade 93, a water pump housing 94, a water pump rotating shaft 95, a first bevel gear 96, a second bevel gear 97 and a water outlet pipe 98, wherein the water outlet pipe 98 is a structure with a single water inlet and two water outlets, the single water inlet of the water outlet pipe 98 is fixedly connected with the outer side wall of the water pump housing 94, the water outlet pipe 98 is connected with the inner side of the water pump housing 94 in a penetrating manner, the water tank 92 is fixed on the upper end surface of the base plate 4, the water tank upper cover 91 is arranged on the upper end surface of the water tank 92, the water pump housing 94 is embedded in the bottom of the side wall of the water tank 92, the water pump housing 94 is connected with the inner side and the outer side of the water tank 92, the water pump blade 93 is arranged at one end of the water pump housing 94, the, the second bevel gear 97 is engaged with the first bevel gear 96, and the two water outlets of the water outlet pipe 98 penetrate through the upper end surface of the bottom plate 4 and extend to the lower end surface of the bottom plate 4, and are respectively located at the left side and the right side of the saw blade 61.
As shown in fig. 6, the dust suction device 11 includes a dust suction driving gear 111, a dust suction fixing support frame 112, a trash guide pipe 113, a first piston cylinder 114, a crankshaft 115, a second piston cylinder 116, a dust suction driven gear 117, a dust suction driving chain 118, a one-way valve 119 and a trash suction pipe 1110, the dust suction fixing support frames 112 are provided with two, the two dust suction fixing support frames 112 are symmetrically fixed on the upper end surface of the bottom plate 4, the first piston cylinder 114 and the second piston cylinder 116 are fixed between the two dust suction fixing support frames 112 in parallel, the crankshaft 115 is rotationally fixed on the upper ends of the two dust suction fixing support frames 112, piston rods of the first piston cylinder 114 and piston rods of the second piston cylinder 116 are rotationally fixed on the crankshaft 115, and piston rods of the first piston cylinder 114 and piston rods of the second piston cylinder 116 are arranged in a staggered manner, that the second piston cylinder 116 is in an air outlet state in an air suction state of, the lower ends of the first piston cylinder 114 and the second piston cylinder 116 are both connected with a guiding pipe 113 and a suction pipe 1110 in a penetrating way, the suction pipe 1110 of the first piston cylinder 114 and the suction pipe 1110 of the second piston cylinder 116 are both connected with the small-diameter dust suction inlet 32, the guiding pipe 113 of the first piston cylinder 114 and the guiding pipe 113 of the second piston cylinder 116 are both connected with the dust storage box 12, the guiding pipe 113 and the suction pipe 1110 are both provided with a one-way valve 119, the suction pipe 1110 is conducted by the one-way valve 119 in the direction from the small-diameter dust suction inlet 32 to the piston cylinders, the guiding pipe 113 is conducted by the one-way valve 119 in the direction from the piston cylinders to the dust storage box 12, one end of the crank shaft 115 is embedded in the dust collection fixed support frame 112, the other end penetrates through the dust collection fixed support frame 112 to be provided with a dust collection driven gear 117, the dust collection driving gear 111 is fixed on an output shaft at one end of the non-driving.
As shown in fig. 6, the dust storage box 12 includes a storage box housing 121 and a dust placement groove 122, the storage box housing 121 is fixed to the upper end surface of the bottom plate 4, the dust placement groove 122 is provided in the storage box housing 121, and the dust placement groove 122 is connected to the storage box housing 121 in a sliding fit.
The working steps and the principle of the invention are as follows:
1) filling the water tank 92 with liquid water;
2) the pushing handle 1 is held by the hand to push the equipment;
3) when cutting is needed, the tip of the front shovel 8 is aligned with the cutting line, and the motor 10 is started;
4) the motor 10 is started to drive the driving gear 65 to rotate, so as to drive the saw blade gear 62 to rotate, and further drive the saw blade 61 to rotate;
5) slightly pressing the push handle 1, wherein the supporting spring 22 is contracted, and the saw blade 61 lands on the ground to start cutting the ground;
6) meanwhile, the motor 10 drives the second bevel gear 97 to rotate, the second bevel gear 97 drives the first bevel gear 96 and the water pump fan blade 93 to rotate, the water pump fan blade 93 sucks water in the water tank 92 and guides the water out through the water pump shell 94 and the water outlet pipe 98, and the water outlet pipe 98 sprays the water on the saw blade 61;
7) meanwhile, the motor 10 drives the dust collection driving gear 111 to rotate, so as to drive the dust collection driven gear 117 and the crankshaft 115 to rotate, the crankshaft 115 enables the second piston cylinder 116 and the first piston cylinder 114 to perform telescopic motion, when the piston moves upwards, negative pressure is generated inside the piston cylinder, so that air is sucked from the outside through the dust collection driving gear 111, the small-diameter dust suction inlet 32, the mixed dust suction inlet 33 and the dust collection cover 5, the flying dust cut by the saw blade 61 is sucked at the moment, the flying dust enters the large-diameter crushed stone storage box 3, large-diameter particles are blocked by a screen mesh and fall into the crushed stone storage drawer 31, small-diameter flying dust enters the dust collection driving gear 111 from the small-diameter dust suction inlet 32, enters the inside of the piston cylinder through the dust collection driving gear 111, the piston moves downwards, and the flying dust inside the piston cylinder.
8) When the work is finished, the pressing of the push handle 1 is stopped, the motor 10 is turned off, the crushed stone placing drawer 31 and the dust placing groove 122 are drawn out, and the dust is intensively treated.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims (7)

1. An expansion joint cutting device for bridge construction comprises a pushing handle (1), universal wheels (2), a large-diameter broken stone storage box (3), a bottom plate (4), a dust hood (5), a cutting turntable device (6), moving wheels (7), a front shovel (8), a water tank device (9), a motor (10), a dust suction device (11) and a dust storage box (12), and is characterized in that the front shovel (8) is fixed on the front side surface of the bottom plate (4), the moving wheels (7) are fixed on the front lower end surface of the bottom plate (4), the universal wheels (2) are fixed on the rear lower end surface of the bottom plate (4), the pushing handle (1) is fixed on the rear upper end surface of the bottom plate (4), the motor (10) is fixed on the upper end surface of the bottom plate (4) through a motor fixing frame, the cutting turntable device (6) is fixed on the lower end surface of the bottom plate (4), and the cutting turntable device (6) is positioned between the moving wheels (7) and the universal wheels (2), the cutting turntable device (6) is in transmission connection with the motor (10), the dust hood (5) is fixed on the lower end face of the bottom plate (4), the dust hood (5) is arranged on the rear side of the cutting turntable device (6), the dust hood (5) is fixedly connected with the large-diameter broken stone storage box (3), the large-diameter broken stone storage box (3) is fixed on the lower end face of the bottom plate (4), the large-diameter broken stone storage box (3) is located on the rear side of the dust hood (5), the dust suction device (11) is fixed on the upper end face of the bottom plate (4), the dust suction device (11) is in transmission connection with the motor (10), the lower end of the dust suction device (11) is in through connection with the large-diameter broken stone storage box (3), the upper end of the dust suction device (11) is in through connection with the dust storage box (12), the dust storage box (12) is fixed on the upper end face of the bottom plate (4), and the dust storage box (12) is located on the rear side of the, the water tank device (9) is fixed on the upper end face of the bottom plate (4), the water tank device (9) is positioned on the front side of the motor (10), the water tank device (9) is in transmission connection with the motor (10), and the lower end parts of the water tank device (9) are positioned on the left side and the right side of the cutting turntable device (6);
the motor (10) is a double-end motor, the front shovel (8) is of a conical shape, the conical tip part of the front shovel (8) faces forward, and the conical bottom is fixedly connected with the front side of the bottom plate (4).
2. The bridge construction expansion joint cutting equipment according to claim 1, wherein the universal wheel (2) comprises a wheel carrier (21), a supporting spring (22), a universal rotary table (23) and a rotary wheel (24), the rotary wheel (24) is rotationally fixed at the lower end of the wheel carrier (21), the upper end of the wheel carrier (21) is rotationally connected with the lower end face of the universal rotary table (23), the supporting spring (22) is fixed on the upper end face of the universal rotary table (23), and the universal rotary table (23) is fixedly connected with the lower end of the bottom plate (4) through the supporting spring (22).
3. The expansion joint cutting equipment for bridge construction according to claim 1, wherein the large-diameter crushed stone storage box (3) comprises a crushed stone placing drawer (31), a small-diameter dust suction inlet (32), a mixed dust suction inlet (33), a storage box outer shell (34) and a handle (35), the small-diameter dust suction inlet (32) is arranged on the upper end surface of the storage box outer shell (34), the small-diameter dust suction inlet (32) is communicated with the inner side of the storage box outer shell (34), a filter screen is arranged at one end of the small-diameter dust suction inlet (32) connected with the storage box outer shell (34), the mixed dust suction inlet (33) is arranged at the tail end of the storage box outer shell (34), the mixed dust suction inlet (33) is communicated with the inner side of the storage box outer shell (34), the crushed stone placing drawer (31) is arranged in the storage box outer shell (34), and the handle (35) is fixedly connected with the crushed stone placing drawer (31), the mixed dust suction inlet (33) is communicated with the dust hood (5), and the small-diameter dust suction inlet (32) is fixedly connected with the dust suction device (11).
4. The bridge construction expansion joint cutting equipment according to claim 1, wherein the cutting turntable device (6) comprises a saw blade (61), a saw blade gear (62), a saw blade gear shaft (63), a chain (64), a driving gear (65) and a saw blade frame (66), the saw blade frame (66) is fixed on the lower end face of the bottom plate (4), the saw blade (61) is rotationally fixed on the lower end of the saw blade frame (66) through the saw blade gear shaft (63), one end of the saw blade gear shaft (63) is embedded in the saw blade frame (66), the other end penetrates through the saw blade frame (66) and is fixedly connected with the saw blade gear (62), the driving gear (65) is fixed on an output shaft at one end of the motor (10), and the driving gear (65) and the saw blade gear (62) are fixedly connected through the chain (64).
5. The bridge construction expansion joint cutting equipment according to claim 1, wherein the water tank device (9) comprises a water tank upper cover (91), a water tank (92), water pump blades (93), a water pump housing (94), a water pump rotating shaft (95), a first bevel gear (96), a second bevel gear (97) and a water outlet pipe (98), the water outlet pipe (98) is of a structure with a single water inlet and double water outlets, the single water inlet of the water outlet pipe (98) is fixedly connected with the outer side wall of the water pump housing (94), the water outlet pipe (98) is communicated with the inner side of the water pump housing (94), the water tank (92) is fixed on the upper end surface of the bottom plate (4), the water tank upper cover (91) is arranged on the upper end surface of the water tank (92), the water pump housing (94) is embedded at the bottom of the side wall of the water tank (92), and the water pump housing (94) is communicated with, water pump flabellum (93) are located the one end that water pump housing (94) is located water tank (92), water pump pivot (95) link up water pump housing (94), and water pump pivot (95) one end and water pump flabellum (93) fixed connection, the other end pierces through water pump housing (94) and first bevel gear (96) fixed connection, second bevel gear (97) are fixed in on motor (10) output shaft, second bevel gear (97) and first bevel gear (96) mesh mutually, the two delivery ports of outlet pipe (98) all pierce through bottom plate (4) up end and stretch into terminal surface under bottom plate (4), and are located saw bit (61) left and right sides respectively.
6. The bridge construction expansion joint cutting equipment according to claim 1, wherein the dust collection device (11) comprises a dust collection driving gear (111), two dust collection fixing support frames (112), a foreign matter guide pipe (113), a first piston cylinder (114), a crankshaft (115), a second piston cylinder (116), a dust collection driven gear (117), a dust collection driving chain (118), a check valve (119) and a foreign matter collection pipe (1110), the two dust collection fixing support frames (112) are arranged, the two dust collection fixing support frames (112) are symmetrically fixed on the upper end face of the bottom plate (4), the first piston cylinder (114) and the second piston cylinder (116) are fixed between the two dust collection fixing support frames (112) in parallel, the crankshaft (115) is rotationally fixed at the upper ends of the two dust collection fixing support frames (112), and a piston rod of the first piston cylinder (114) and a piston rod of the second piston cylinder (116) are rotationally fixed on the crankshaft (115), the piston rod of the first piston cylinder (114) and the piston rod of the second piston cylinder (116) are arranged in a staggered mode, the lower ends of the first piston cylinder (114) and the second piston cylinder (116) are connected with a impurity guide pipe (113) and an impurity suction pipe (1110) in a penetrating mode, the impurity suction pipe (1110) of the first piston cylinder (114) and the impurity suction pipe (1110) of the second piston cylinder (116) are connected with a small-diameter dust suction inlet (32), the impurity guide pipe (113) of the first piston cylinder (114) and the impurity guide pipe (113) of the second piston cylinder (116) are connected with a dust storage box (12), one-way valves (119) are arranged on the impurity guide pipe (113) and the impurity suction pipe (1110), the impurity suction pipe (1110) is communicated with the one-way valve (119) in the direction from the dust small-diameter suction inlet (32) to the piston cylinders, and the one-way valve (119) in the direction from the piston cylinders to the dust storage box (12) are communicated with the impurity guide pipe (113, one end of the crankshaft (115) is embedded in the dust collection fixing support frame (112), the other end of the crankshaft penetrates through the dust collection fixing support frame (112) to be provided with a dust collection driven gear (117), the dust collection driving gear (111) is fixed on an output shaft at one end of a non-driving gear (65) of the motor (10), and the dust collection driven gear (117) is in transmission connection with the dust collection driving gear (111) through a dust collection driving chain (118).
7. The bridge construction expansion joint cutting device according to claim 1, wherein the dust storage box (12) comprises a storage box housing (121) and a dust placing groove (122), the storage box housing (121) is fixed on the upper end surface of the bottom plate (4), the dust placing groove (122) is arranged in the storage box housing (121), and the dust placing groove (122) is connected with the storage box housing (121) in a sliding fit manner.
CN201911187083.9A 2019-11-28 2019-11-28 Expansion joint cutting equipment for bridge construction Pending CN111041956A (en)

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Application Number Priority Date Filing Date Title
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CN111041956A true CN111041956A (en) 2020-04-21

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112982117A (en) * 2021-02-28 2021-06-18 高永富 Joint cutting device for road and bridge construction
CN113699858A (en) * 2021-09-02 2021-11-26 丁道勇 Road paving device for road and bridge

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CN108774946A (en) * 2018-08-28 2018-11-09 东至县科创塑料制品有限公司 It is a kind of that there is the concrete floor grooving machine for absorbing dust function
CN108867526A (en) * 2018-07-24 2018-11-23 卢若望 A kind of double-piston crank type device for reducing dust
CN208415062U (en) * 2018-05-02 2019-01-22 上海勇通市政工程维护有限公司 A kind of municipal administration road surface cutter device

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Publication number Priority date Publication date Assignee Title
KR100910647B1 (en) * 2009-02-16 2009-08-05 의왕개발 주식회사 Cutting device for repairing concrete road
CN106224199A (en) * 2016-08-29 2016-12-14 成都伤不起生物科技有限公司 A kind of charging integrated air pump of vehicle mounted dust-collecting
CN106702874A (en) * 2016-12-30 2017-05-24 天津佰思特新材料科技有限公司 Dustproof grooving machine
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CN207919303U (en) * 2017-12-26 2018-09-28 南通市江海公路工程有限公司 A kind of environment-friendly type highway road surface cutter device
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112982117A (en) * 2021-02-28 2021-06-18 高永富 Joint cutting device for road and bridge construction
CN113699858A (en) * 2021-09-02 2021-11-26 丁道勇 Road paving device for road and bridge

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