23results about How to "Effective dust suppression" patented technology

The invention discloses construction waste recycling and filling equipment with a dust falling function, and belongs to the technical field of construction waste recycling. According to the construction waste recycling device, the movable dust falling mechanism, the pushing and compressing mechanism, the first recycling and smashing roller and the second recycling and smashing roller are arranged in a matched mode, through the design, effective smashing in the construction waste recycling process can be achieved, meanwhile, effective filling of the construction waste can be achieved, and the construction waste can be recycled in the treatment process. Effective and all-directional dust falling treatment on dust is achieved, the sanitation degree of a working area is guaranteed, meanwhile, the dust falling range can be effectively expanded, the actual application effect of the whole device is greatly improved, meanwhile, construction waste can be pushed to the two sides, it can be effectively avoided that waste is accumulated in a certain position of the device in a concentrated mode, and the service life of the device is prolonged. And meanwhile, construction waste can be compressed, waste of storage space in the device is avoided, and follow-up centralized treatment of the recycled waste is facilitated.

The invention relates to the technical field of soil sampling, and particularly discloses a soil sampling device for hydrogeological survey, comprising: a movable support; limiting grooves are formed in the middles of the inner walls of the two sides of the movable support, and a movable mechanism is jointly installed between the two limiting grooves. The sampling mechanism comprises a sampling drill rod, a sampling motor, a spiral blade, an adjusting cavity, a sampling groove and a fixing plate, and the sampling drill rod is mounted on the moving mechanism; driving of the sampling motor is matched with movement of the moving mechanism, the sampling drill rod rotatably drills into soil, then the driving motor is started, rotation of a sampling spiral blade is achieved through meshing transmission between a first bevel gear and a second bevel gear, and the soil can be conveyed into a sampling groove; by arranging the multiple sampling grooves, respective sampling of each layer of soil can be achieved, so that the sampling accuracy is improved, and finally, sample removal operation of the sampled soil can be achieved by reversely starting the motor.

The invention discloses a multidirectional adjusting type environment-friendly dust falling machine for road construction, and belongs to the technical field of dust falling machines.The multidirectional adjusting type environment-friendly dust falling machine comprises a water storage tank storing dust falling water, and a supporting shell is fixedly installed at the top of the water storage tank; the movable seat is rotationally connected to the top of the supporting shell, a first transmission assembly is connected between the lower end of the movable seat and the output end of the motor, the movable seat is connected with an output end pipeline of the conveying pump, and an input end pipeline of the conveying pump is connected with the water storage tank; and the movable frame is rotationally connected to the outer side of the movable base, a sliding groove is formed in the movable frame, an adjusting block is arranged on the inner side of the sliding groove in a sliding mode, and three spraying pieces are arranged on the outer side of the adjusting block. According to the multidirectional adjusting type environment-friendly dust falling machine for road construction, the spraying mechanism can be adjusted in multiple directions, the dust falling action range and effect are effectively expanded, and the machine can adapt to different dust falling operation environments through form changes.

The invention provides a dust falling device for road construction. The dust falling device for road construction comprises a frame, a rotating frame, a pushing rod, a sliding sleeve and a moving sleeve. According to the dust falling device for road construction, the vehicle frame is arranged, the rotating frame is rotationally arranged on the top of the vehicle frame, and the rotating shaft is fixedly installed on the rotating frame. A pushing rod is further arranged on the frame in a swinging mode, a sliding sleeve is installed in the middle of the pushing rod, and the sliding sleeve is hinged to the movable sleeve. By adjusting the position of the moving sleeve, the hinged position of the pushing rod on the rack can be changed, so that when one end of the pushing rod moves by the same movement amount in the second direction, the swing angle of the other end of the pushing rod can be changed, the rotating angle of the rotating shaft is changed, the rotating angle of the rotating frame is adjusted, and therefore during site construction, the rotating angle of the rotating frame can be adjusted. The rotation amplitude of the rotating frame is adjusted according to the site construction environment, and the effective dust falling effect is guaranteed.

The utility model discloses a coal mine heading machine linkage spraying and dust falling device which comprises a shell, an installation part is installed on the top of the shell, a plurality of sets of installation grooves are formed in the installation part, strong magnets are installed in the installation grooves, the shell is installed on a cutting arm of a heading machine through the strong magnets, and the tops of the strong magnets extend out of the installation grooves. A gas conveying pipe and a water conveying pipe are installed on one side of the installation part, multiple sets of nozzles arrayed at equal intervals are installed on the installation part, the nozzles are installed on the side, away from the gas conveying pipe and the water conveying pipe, of the installation part, and the multiple sets of nozzles are connected with the gas conveying pipe and the water conveying pipe. The shell and the cutting arm of the heading machine are directly installed in a magnetic attraction mode through the multiple sets of strong magnets on the top, the shell is rapidly installed on the cutting arm of the heading machine, the operation convenience is improved, and the strong magnets have the strong magnetism so that it can be guaranteed that the shell and the cutting arm of the heading machine can be stably connected.

The invention discloses a coal mine stoping working face rotary telescopic TADA atomization spraying dust fall device, and relates to the technical field of coal mine underground dust prevention, the coal mine stoping working face rotary telescopic TADA atomization spraying dust fall device comprises two atomization sprayers and a coal mining machine, the coal mining machine comprises a coal mining machine body, and rocker arms are symmetrically arranged on the two sides of the coal mining machine body; the bottoms of the two atomization ejectors are rotationally connected with a support, a base is arranged below the support, a through hole is formed in the middle of the base, a rotating mechanism is arranged in the through hole and fixedly connected with the support, and a pitching mechanism is arranged between the support and the atomization ejectors. According to the coal mine stoping working face rotary telescopic TADA atomization spraying dust fall device adopting the structure, the jet orifice sprays high-speed jet spray through the rotary impeller mechanism, and the multiple nozzles arranged on the inner circle and the outer circle spray high-speed water flow, so that dust fall is effectively carried out; and the direction of the atomizing ejector is adjusted through the rotating mechanism and the pitching mechanism, all-directional dust falling is carried out, and the dust falling effect is greatly improved.

The accurate dustproof automatic cutting forming equipment comprises a circular saw blade cutting machine capable of moving up and down and moving left and right and an electric remote control car and further comprises a backflow pool, a bearing table is arranged on the backflow pool, the electric remote control car is arranged on the bearing table, a wallboard placing device is arranged at the top of the electric remote control car, and the wallboard placing device is arranged on the bearing table. Spraying heads are arranged on the two sides of a cutting saw blade of the circular saw blade cutting machine, the electric remote control car transports a wallboard to the position below the circular saw blade cutting machine, the circular saw blade cutting machine moves left and right to be positioned and moves downwards to conduct cutting, the spraying heads spray water mist to cool the saw blade, and floating dust is reduced. The large ALC wallboard cutting device is reasonable in structure, convenient to arrange and implement and good in using effect, large ALC wallboards can be automatically and accurately cut, the product quality is improved, dust can be effectively reduced in the process, dust pollution is greatly reduced, and slurry formed by water spraying and dust falling can be recycled.

The utility model belongs to the technical field of tunnel construction equipment, and particularly discloses a tunnel secondary lining spraying maintenance trolley. Comprising a support, a water spraying pipe, nozzles, a driving assembly, a pump machine, a sliding rail, pulleys, a limiting assembly and a sensing device. The water spraying pipe is provided with a plurality of nozzles and communicates with the pump machine, the sliding rail is installed on the top of the tunnel, the support is connected with the pulley and installed on the sliding rail through the pulley, the limiting assembly is used for preventing the support from falling off from the sliding rail and installed on the sliding rail, the sensing device is installed on the support, and the driving assembly is used for driving the support to move on the sliding rail. The driving assembly is installed on the support. In actual application, the support moves on the sliding rail under the action of the driving assembly and the pump machine, spraying maintenance is conducted on the top of the tunnel through the nozzles, spraying maintenance of the whole section of the top of the tunnel can be further completed, and construction efficiency is improved.

The invention relates to a multi-purpose automatic dustproof spraying device for a coal mine, and discloses a multi-purpose automatic dustproof spraying device for the coal mine, which is used for filtering impurities in a water source through a filtering assembly and carrying out omnibearing dust fall in a roadway through a plurality of groups of spraying assemblies. The device is characterized in that the device is composed of a filtering assembly and a spraying assembly, the filtering assembly is composed of a filtering box, a water inlet pipe, a four-way pipe, an anti-explosion electromagnetic valve, a water flow dispersing block, a communicating water pipe, a water flow passing ball, a transmission gear, a hydraulic cylinder, a straight gear, a water flow partition plate, a filtering partition strip and an impurity storage net, and the filtering box is of a cuboid structure; the top end of the filter box is of an opening structure, a water inlet pipe is fixedly arranged on one side face of the filter box, the other side face of the filter box is connected with a four-way pipe, the water inlet pipe is connected with an anti-explosion electromagnetic valve, the water inlet pipe is communicated with the four-way pipe through the filter box, and a water flow dispersing block is fixedly arranged in the position, close to one side face, of the filter box; the water flow dispersing block is of a T-shaped structure.

The utility model relates to the technical field of greening fertilization equipment, in particular to an adjustable landscaping fertilization device, and aims to solve the technical problems that when the landscaping fertilization device is used, fertilization operation is generally carried out on soil needing fertilization through a fertilization machine, and when the fertilization operation is carried out, the fertilization efficiency is high. In order to solve the problem that fertilizer cannot effectively permeate due to the fact that part of soil is too hard, and the fertilization effect is poor, the technical scheme is that the adjustable landscaping fertilization device comprises a fertilization device main body, a soil loosening assembly, a fertilization assembly, a functional assembly, a watering assembly, an anti-collision assembly and a moving assembly, compared with a traditional landscaping fertilization device, the landscaping fertilization device has the advantages that fertilization operation is generally performed on soil needing fertilization through a fertilization machine, fertilizer cannot effectively permeate due to the fact that part of the soil is too hard, and the fertilization effect is poor, and the landscaping fertilization device looses the soil and then fertilizes the soil, so that the fertilization efficiency is greatly improved. The fertilizer can permeate into the deep layer of the soil, so that the fertilizing effect is better.

The utility model discloses a dust falling structure of a powder packaging machine, which belongs to the technical field of powder packaging machines, and is characterized by comprising a bottom plate, a packaging machine body is arranged at the top of the bottom plate, a hopper is arranged on the front side of the packaging machine body, a feeding pipe is communicated with the top of the hopper, a dust collection assembly is arranged at the top of the bottom plate, and a dust collection pipe is arranged at the bottom of the dust collection assembly. In the using process of the powder packaging machine, by arranging the dust suction assembly, a worker starts a dust suction pump to discharge dust into a dust suction box through a dust suction pipe and a discharge pipe, and therefore the generated dust can be effectively collected; and therefore, the situation that dust flies when powder is packaged is avoided, the situation that the dust is inhaled into the body of a worker along with air is avoided, harm to the body of the worker is avoided, and use of the worker is facilitated.

This invention discloses a dust-proof and environmentally friendly construction waste recycling device in the field of construction waste recycling technology. It includes a magnetic mechanism and a crushing mechanism inside the outer shell. The crushing mechanism includes a cylindrical lifting block with multiple open cylindrical lifting block grooves at its bottom. The magnetic mechanism includes a cross-shaped magnetic suction frame. Both the lifting block grooves and the cross-shaped magnetic suction frame have independently controlled electromagnets built into them. This invention uses the magnetic suction mechanism and the crushing mechanism to lift and drop the cylindrical lifting block onto the concrete, effectively crushing it. Then, by raising the cross-shaped magnetic suction frame from the cylindrical lifting block and rotating it, the top layer of concrete is dispersed, and metal waste in the concrete is adsorbed layer by layer. This process is repeated until all the metal waste in the concrete is adsorbed, solving the problem of separating concrete and metal waste through crushing.

The utility model relates to the technical field of concrete raw material conveying, and discloses a gravel conveying production line with a dustproof device, which comprises a bottom plate, a support and a gravel conveying belt connected with the support are arranged at the upper end of the bottom plate, and a feeding bin and a dustproof mechanism are arranged at the upper end of the gravel conveying belt. The dustproof mechanism comprises a dustproof bin arranged at the upper end of the gravel conveying belt, a water tank is arranged at the upper end of the bottom plate, a fan structure is arranged on the dustproof bin, a dust conveying pipe connected with the water tank is arranged on the fan structure, and dust falling structures are arranged at the left end and the right end of the gravel conveying belt. The utility model has the following advantages and effects: the dust can be effectively prevented, and the conveying is safer and more environment-friendly.

The utility model discloses a gravel spraying device which comprises a U-shaped frame, a spraying assembly is arranged at the top of the U-shaped frame, anti-toppling assemblies are arranged on the two sides of the U-shaped frame, the spraying assembly comprises a first pipeline, the first pipeline is rotationally installed at the center of the top of the U-shaped frame in a penetrating mode, and the lower end of the first pipeline is connected with a water collecting plate. According to the gravel spraying device, by starting the motor, the water collecting plate and the spraying heads can be driven to rotate, and due to the fact that the spraying heads are distributed at the bottom of the water collecting plate at equal intervals, the water mist spraying range of the spraying heads is enlarged; and the spraying head is in a rotating state, and under the action of centripetal force, the spraying range of the spraying head is further enlarged, so that the dust falling range is enlarged, and dust generated by broken stones can be effectively subjected to dust falling.

The utility model discloses an adjustable dust falling device for building construction, which comprises a box body, pulleys and a support frame, the periphery of the bottom surface of the box body is fixedly connected with the pulleys, and one side of the top surface of the box body is fixedly connected with the support frame; an exhaust fan is fixedly connected to the surface of one side of the supporting frame, and a fixing frame is fixedly installed on the other side of the surface of the top of the box body. The water spraying pipe is internally provided with an adjusting assembly; wherein the adjusting assembly comprises a fixing plate fixedly connected with the water spraying pipe, during dust falling operation, dust in air can be subjected to primary dust falling under the action of an exhaust fan, meanwhile, through the adjusting assembly arranged in the water spraying pipe, the water amount can be adjusted, and the water spraying efficiency is improved. Therefore, a worker can adjust the water yield according to conditions, the effect of secondary dust falling is achieved, the dust falling efficiency can be improved, and waste of water resources can be reduced.

The present application relates to dust processing technical field, especially to a kind of dust prevention device for bamboo square material processing.The present application provides a kind of dust prevention device for bamboo square material processing, which can remove dust during processing.A kind of dust prevention device for bamboo square material processing, comprising mounting seat, collection drawer, dust collector, dust removal mechanism and wood chip cleaning mechanism, the right part of mounting seat is slidably connected with collection drawer, the middle part of mounting seat is connected with dust collector, dust removal mechanism is connected on dust collector, and wood chip cleaning mechanism is provided on dust collector.The first mounting bracket is fixed on the right side of bamboo square material processing equipment by magnet, the second mounting bracket is fixed at the outlet of bamboo square material processing equipment by through bolt hole, then start dust collector, dust can be adsorbed and fall into collection drawer, and dust can be adsorbed and collected at the source, to avoid dust dispersion causing damage to the body of workers.

The invention relates to the technical field of laser cutting tools, and discloses a laser cutting tool for automobile bumper machining, which comprises a bottom plate, a plurality of upright posts fixedly mounted on the bottom plate, lifting parts fixedly mounted on the front surfaces of the upright posts and used for bearing automobile bumpers, and further comprises a shaft rod, a plurality of laser cutting devices and a plurality of laser cutting devices, the rotating shaft is rotationally mounted on the stand columns through fixing bearings; the sliding sleeve is arranged on the shaft rod in a sliding and sleeving mode and can rotate along with the shaft rod; the positioning ring is fixedly connected with the sliding sleeve through a connecting arm and can be pressed on the automobile bumper to position the laser cutting position; according to the laser cutting tool for automobile bumper machining, the automobile bumper is stably supported through the lifting piece, the positioning ring is pressed downwards on the surface of the automobile bumper, the automobile bumper can be further fixed, meanwhile, the laser cutting position can be assisted to be positioned, and then the positioning precision is improved.

The utility model discloses incineration slag separation treatment equipment which comprises a separation box, a slag inlet is formed in one side of the top end of the separation box, a crushing structure is arranged in the slag inlet, a slag conveying belt is arranged in the separation box and located below the slag inlet, an opening is formed in the top end of the separation box, a magnetic conveying belt is arranged in the opening, and the magnetic conveying belt is connected with the slag inlet. An inclined plate making contact with the magnetic conveying belt is arranged on one side of the top end of the sorting box, a collecting box is arranged on one side of the sorting box, a fixing plate is arranged on one side of the top end of the collecting box, a second motor is arranged on one side of the fixing plate, a rotating shaft is arranged at the output end of the second motor, and a rotating disc is arranged at one end of the rotating shaft. A connecting rod is hinged to the rotating disc, and a breaking hammer is hinged to the bottom end of the connecting rod. Compared with the prior art, the magnetic separator has the advantages that valuable metal which is magnetically sucked out can be thoroughly separated, residual slag is avoided, the spraying area of the spray head can be enlarged, and dust is effectively reduced.

The utility model discloses a feed inlet structure of jaw crusher, including feed inlet structure main part, feed inlet structure main part includes feed bin, inlet and fixed plate, the inlet is opened in the top of one side of feed bin, the fixed plate is welded and fixed on the both sides of feed bin bottom end; by designing the dust falling mechanism, when a feeding port structure main body is mounted on the jaw crusher and a large amount of dust is generated during feeding, an external water inlet pipe is mounted on a water inlet connector, and high-pressure water is fed into a connecting pipe, a mounting port and a water inlet tank body through electrifying operation of a high-pressure pump; after water enters the water inlet tank body, high-pressure water inflow is conducted to the interior of the spraying head through the hollow threaded column, uniform spraying dust falling treatment is conducted to the interior of the feeding box through the spraying head, dust falling treatment is more convenient, and the dust falling treatment convenience is improved when the feeding port structure is installed on the jaw crusher for feeding.

The present invention relates to the field of belt conveying. The present invention discloses a dust reduction belt conveyor. The problem to be solved by the present invention is that the existing belt conveyors all adopt a dust reduction method of spraying above the nozzle when transporting ore, while the dust in the ore interlayer of the conveyor belt and the bottom of the ore cannot be treated by dust reduction. When the ore is transported to the conveyor vehicle, a large amount of dust can still fly outward, and the dust reduction effect is poor. When the material moves to the bottom of the toggle device under the conveyor belt, the present invention can reciprocate through the swing frame, so that the swing frame can continuously turn over the material on the conveyor belt, thereby allowing large pieces of material and small pieces of material to be dispersed, so that the atomizing nozzle can more comprehensively reduce the dust on the material on the conveyor belt, and the dust generated in the process of dispersing large materials and small logistics can be effectively removed, thereby improving the efficiency of dust reduction.

The utility model discloses a segmented dust falling device for a construction channel, and belongs to the technical field of dust prevention of road construction. The device comprises a fence, a water pump and a water conveying pipe, the water conveying pipe is detachably connected to the fence, the water pump is used for conveying water to the water conveying pipe, the water conveying pipe comprises a main pipeline and branch pipelines, the main pipeline is arranged at the lower end or below the fence, the extending direction of the main pipeline is consistent with the extending direction of the fence, and the branch pipelines comprise vertical pipelines; one end of the vertical pipeline in the extending direction is connected to the main pipeline, the branch pipelines are provided with spraying openings, the main pipeline is connected with the branch pipelines arranged at intervals, the branch pipelines further comprise transverse pipelines, the transverse pipelines are connected to the ends, away from the main pipeline, of the vertical pipeline in the extending direction, and the transverse pipelines are parallel to the main pipeline. The length of the transverse pipeline is 9-12 m, and a plurality of spraying openings are formed in the transverse pipeline. A plurality of branch pipelines are arranged, so that the adaptability is higher compared with a long-distance spraying pipe; and compared with the situation that each spraying opening corresponds to the corresponding vertical pipeline, the installation convenience is higher.

The utility model discloses a biomass granulator with dust removal and dehumidification functions, which comprises a granulator main body, an air suction pipe, a tank body, a spraying part and a water accumulation tank, the granulator main body is communicated with the tank body through an air suction pipe; the water accumulating tank is fixedly connected right below the tank body; one end of the spraying part extends into the tank body, and the other end is communicated with the lower end of the water accumulation tank. The granulator has the advantages that by arranging the air suction pipe, dust and water vapor generated in the production process can be discharged through the air suction pipe, and the dust and the water vapor are prevented from being accumulated in the space of the granulator main body; an exhaust fan can accelerate dust discharge, and a water vapor accumulation tank can collect water filtered by the filtering section, so that waste of water resources is reduced; the filtering section can effectively separate dust from water; according to the biomass granulator, the dust removal and dehumidification mechanism is mounted on the granulator main body, so that water vapor and dust generated in the extrusion granulation process of the biomass granulator are effectively removed, normal operation of equipment is ensured, and the production efficiency is improved.

The invention relates to the field of waste gas dust falling, in particular to waste gas emission environment-friendly dust falling treatment equipment which comprises a dust falling cover, a spraying dust falling assembly is arranged on the outer side of the dust falling cover, the outer side of the bottom of the dust falling cover communicates with a water collecting box, a filtering assembly is installed in the water collecting box, and a plurality of rectangular grooves are formed in the outer side of the dust falling cover. And a plurality of limiting sliding sleeves are fixedly mounted in the dust falling cover. A third connecting rod and a fourth connecting rod push a piston to move in a piston cylinder, so that clean water in the piston cylinder is conveyed into an arc-shaped water conveying box through a first water conveying pipe, then is discharged into a communicating box through a communicating telescopic hose and then is atomized and sprayed out through an atomizing nozzle, and dust falling treatment on waste gas is achieved; dust and pollutants in the waste gas can be effectively removed, and the environment-friendly emission standard is met.