14results about How to "Handy dust" patented technology

The invention belongs to the technical field of gantry machine tools, and particularly relates to a gantry machine tool for large mechanical equipment machining, which comprises a placement assembly, a plurality of T-shaped grooves are formed in the upper surface of the placement assembly, a positioning assembly is slidably connected to the interior of any T-shaped groove, and the positioning assembly is slidably connected to the upper surface of the placement assembly. Adjusting assemblies are fixedly connected to the two ends of the placing assembly, and water spraying assemblies are fixedly connected to the interiors of the adjusting assemblies; through the arranged adjusting assembly and water spraying assembly, an air cylinder is started to drive a rotating rod to move up and down through a connecting ring, and a first guide rail synchronously moves up and down to support the two ends of the rotating rod, so that the height of a water conveying pipe is conveniently adjusted; and then an external power source is connected to start the stepping motor, the rotating rod rotates along with the stepping motor, the water conveying pipe is driven to rotate through the connecting piece, and the spraying angle of the high-pressure spray head is adjusted.

The invention discloses a coal-fired power plant constant-temperature monitoring fire coal drying device, and belongs to the technical field of fire coal drying, the coal-fired power plant constant-temperature monitoring fire coal drying device comprises a drying bin, a sliding door assembly is arranged on the side wall of the drying bin, a hot air blower is fixedly installed on the side wall of the drying bin in a penetrating mode, an exhaust assembly is fixedly connected to the side wall of the drying bin, and a material pressing assembly is fixedly installed on the side wall of the drying bin in a penetrating mode; according to the device, by arranging the structures such as the air exhaust assembly and the material pressing assembly, the air pressure in the drying bin can be kept stable, coal powder flowing along with air in the drying bin can move into a material pressing frame, the dust falling assembly is fixedly installed on the top of the material pressing assembly, and the temperature monitor is fixedly installed on the side wall of the drying bin in a penetrating mode; and after accumulation for a certain time, the pulverized coal is extruded and formed through the combined action of a baffle, a material pressing frame and an extrusion block, then pushed into the conveying frame and moved into the drying bin again through the conveying frame, so that the collected pulverized coal can be dried, and follow-up use is facilitated.

The utility model discloses a dust removal and haze reduction device for constructional engineering, which belongs to the technical field of constructional engineering and comprises a water tank, universal wheels are mounted at the lower end of the water tank, a dust removal mechanism is mounted on the side edge of the water tank, a rotating mechanism is mounted at the upper end of the water tank, and a mounting rod is mounted on one side of the upper end of the rotating mechanism. A third hinge base is mounted at the upper end of the mounting rod, and a mounting frame is mounted at the upper end of the third hinge base. By arranging the dust removal mechanism, dust and haze reduction work can be conveniently conducted on the building engineering environment through the dust removal mechanism, and the spraying efficiency of the dust removal mechanism can be further improved through the air blowing assembly; according to the dust and haze reduction device, the rotating mechanism is arranged, the device can be conveniently rotated through the rotating mechanism, dust reduction at different positions and angles can be conveniently conducted on the device, and the stability of the rotating disc in the rotating process can be improved through the arrangement of the sliding block and the annular sliding rail.

The utility model relates to the technical field of building construction, and disclose a building construction is used pit guardrail, including net guardrail, the both sides of net guardrail are equipped with stand, the both sides of stand are equipped with the limit slot, the both sides of net guardrail are fixedly installed with the limit rod, the outer wall of limit rod is inserted in the inside of limit slot, the top of stand is screwed with the limit cap, the utility model discloses the limit slot of stand both sides and the limit rod cooperation of two net guardrail sides, can preliminarily limit two net guardrails in the both sides of stand, and through the setting of limit cap, can be screwed and installed in the top of stand, make the both lower pressure of limit cap bottom in the top of two net guardrails, be convenient for fast to the net guardrail of stand both sides and carry out the limit fixed, adopt this kind of mode to be convenient for to the net guardrail of stand both sides and carry out installation, thereby save the time of staff, improve installation efficiency.

The utility model relates to the technical field of noise reduction type fences, in particular to a noise reduction type fence for municipal engineering construction, which comprises a mounting sleeve, a baffle is slidably clamped in the mounting sleeve, a lifting component for adjusting the baffle is mounted in the mounting sleeve, the lifting component comprises a two-way threaded shaft, and the two-way threaded shaft is rotatably mounted in the mounting sleeve. A first hand wheel is mounted at the end, extending to one side of the mounting sleeve, of the two-way threaded shaft, two sliding blocks are in threaded connection with the two-way threaded shaft, the sliding blocks are in sliding clamping connection with the mounting sleeve, a mounting groove is formed in the baffle, and an angle-adjustable dust falling assembly is mounted in the mounting groove. The angle of the water mist nozzle can be flexibly adjusted, so that dust falling is facilitated, the construction environment can be improved, the length of the baffle inserted into the mounting sleeve can be flexibly adjusted through the lifting assembly according to use requirements, the height of the water mist spraying device is increased, and then the applicability of the water mist spraying device is improved.

This utility model provides a dust suppression mechanism for a crushing workshop, comprising U-shaped plates on the left and right sides. Each U-shaped plate has a mounting plate at its top, and multiple rotating shafts are rotatably mounted on the inner ends of each mounting plate. Water spray pipes are positioned between corresponding rotating shafts on the inner ends of the two mounting plates. Connecting flanges are mounted on the tops of the multiple water spray pipes, and multiple water spray heads are mounted on the bottoms of the multiple water spray pipes. This dust suppression mechanism for a crushing workshop not only meets the basic requirement of dust suppression during crushing and settling, but also allows the water spray heads to swing via a swing mechanism, preventing dust from overflowing between adjacent water spray pipes, reducing the cost of using the device, and meeting user needs.

The invention relates to the technical field of water plant dosing room dust removal, in particular to a waterworks dosing room dust removal device which comprises a bottom plate and a protective cover mounted on the bottom plate, and dosing ports are formed in the bottom plate and the protective cover; the transmission mechanism comprises two belt wheels, the rotating joint and the rotating shaft are fixedly connected with the belt wheels, and a belt is connected between the two belt wheels; a discharging mechanism is installed at the end of a cyclone separator, powder can be prevented from raising dust again, the cyclone separator separates the powder in the air and then falls onto the surface of a sieve plate, a motor is started to achieve that a rotating shaft drives a cam to intermittently beat a push rod, then the sieve plate located in a discharging pipe swings in a reciprocating mode, intermittent discharging of the powder on the sieve plate is facilitated, and the discharging efficiency is improved. And meanwhile, when the motor drives the rotating shaft to rotate, the belt drives the rotating joint to rotate, the spraying pipe rotates along with the rotating joint, the spraying range is enlarged, and dust falling of flying dust in the protective cover is facilitated.

The utility model discloses a dust fall type hydraulic breaking hammer, which relates to the technical field of hydraulic breaking hammers, and comprises a base, a hydraulic cylinder and a drill rod main body, the hydraulic cylinder is arranged in the middle of the inner wall of the base, the bottom end of the hydraulic cylinder is in butt joint with a drill rod mounting seat, and the drill rod main body is connected in the drill rod mounting seat in a sliding manner. When the dust falling type hydraulic breaking hammer is used, air with dust is guided into the dust suction box through the dust falling mechanism, water flow is sprayed to make contact with the dust in the air for dust falling, then the dust concentration in the working process of the hydraulic breaking hammer is reduced, the dust concentration is prevented from affecting the body health of workers, and therefore the effect of facilitating dust falling is achieved; the auxiliary mechanism assists the drill rod body in moving downwards, so that the impact force of moving downwards of the drill rod body is larger, the movement of the drill rod body is buffered through the spring, and therefore when the hydraulic breaking hammer is used, the effects of facilitating moving downwards assisting and buffering are achieved.

The utility model provides a construction waste winnowing device, and belongs to the technical field of construction waste treatment. The building waste winnowing device comprises a feeding assembly and a winnowing assembly, the feeding assembly comprises a box body, a feeding barrel, a rotating plate and a spring, the feeding barrel is arranged at the top of the feeding barrel in a communicating mode, and the winnowing assembly comprises a sorting column, a blowing pipe, an air blower, a dust outlet pipe and a water tank. According to the construction waste winnowing device, construction waste can be evenly dispersed, so that the construction waste evenly falls, the falling caked construction waste can be impacted and separated, follow-up sufficient winnowing is facilitated, dust blown out in the winnowing process can be guided by arranging a sorting column, an air blowing pipe, an air blower, a dust outlet pipe and a water tank, and the dust can be effectively separated. And water passing through the water tank plays a good role in dust falling, so that the dust removal device is worthy of being popularized vigorously.

The utility model discloses a building construction site vehicle dust falling mechanism which comprises two water tanks and a control assembly fixedly installed between the two water tanks, inclined plates are arranged on the two sides of the control assembly, and the utility model relates to the technical field of vehicle dust falling. According to the vehicle dust falling mechanism for the building construction site, a vehicle downwards presses a sliding plate, the sliding plate downwards presses a control button, the control button can control two corresponding electromagnetic control valves on the upper portion to be opened, a plurality of atomizing nozzles in a U-shaped water storage frame on the upper portion spray water mist to the vehicle, the vehicle slowly moves to sequentially downwards press the sliding plate, and dust falling is achieved. When the vehicle leaves from the sliding plate, the sliding plate moves upwards and resets without pressing the control button under the action of the spring, and the plurality of corresponding atomizing nozzles above stop spraying water mist, so that invalid spraying of part of the nozzles can be effectively prevented, and the vehicle is prevented from falling off. And the waste of water resources is reduced.

The dust falling equipment comprises a water tank body, the top of the water tank body is rotationally connected with a circular plate through an opening, the bottom of an inner cavity of the water tank body is rotationally connected with a rotating plate through a bearing, and a rotating rod is fixedly connected between the top of the rotating plate and the bottom of the circular plate; the top of the circular plate is fixedly connected with a rotating frame, and a fog gun barrel is rotationally connected between the front portion and the rear portion of an inner cavity of the rotating frame. According to the dust falling equipment for the construction site, water is introduced into a water outlet pipe through a submersible pump, water is introduced into an annular pipe through a hose, the annular pipe sprays water mist through a plurality of atomizing nozzles, water drops on the inner wall of a mist gun barrel can be blocked by a conical baffle, the water drops can be effectively prevented from flowing back to a fan, and therefore the fan can be well protected, normal use of the fan is guaranteed, and the practicability is high. And the water drops blocked by the conical baffle plate flow into the water tank body through the water pipe to be recycled.

The utility model relates to the technical field of limestone, in particular to limestone-based crushing equipment, and solves the problems that dust is still generated in the crushing process in the prior art, and if water is continuously sprayed to the limestone for dust falling in the crushing process, flowing water can take away part of crushed particles, so that the limestone is wasted. The limestone-based crushing equipment comprises a crushing bin, a blanking channel and a water collecting tank, the discharging channel is connected to the top of one side of the crushing bin and communicates with the interior of the crushing bin. The water collecting tank is arranged on one side of the crushing bin and located at the bottom of the discharging channel. A feeding port is formed in one side of the top of the discharging channel, an air draft assembly is arranged at one end of the discharging channel, a blocking structure is arranged on one side in the discharging channel, and a spraying module is arranged in the discharging channel and located on one side of the blocking structure. The dust falling device is reasonable in structure, dust falling can be conveniently achieved, meanwhile, waste of raw materials cannot be caused, and dust falling sewage can be collected.

The invention discloses a road purification device which comprises a road surface cleaning device and an air purification device, the road surface cleaning device comprises a spray head, the air purification device comprises a water tank and a fan, a plurality of ultrasonic nebulizers are arranged in the water tank, each ultrasonic nebulizer comprises an atomizing piece, and water in the water tank can immerse the atomizing pieces. The atomization piece vibrates to enable water to be atomized and gathered on the water surface and above the water surface, and the distance between the top face of the atomization piece and the water surface is 1-6 cm; a mist outlet is formed in the water tank, and the fan can accelerate atomized water so as to discharge the atomized water out of the water tank from the mist outlet. The road purification device can be fixedly installed on the two sides of a road or between two roads to achieve road surface flushing, meanwhile, air purification can be achieved, and the road purification device is good in dust falling effect, convenient to arrange, low in cost and small in traffic pressure.

The utility model relates to the technical field of raised dust treatment, in particular to a raised dust treatment device for constructional engineering, which comprises a shell, a water inlet cylinder and a conveying mechanism, the water inlet cylinder is mounted on the shell, a dust falling mechanism is detachably connected onto the conveying mechanism, a support is mounted on the shell, and an extension mechanism comprises two fixing rings. Two fixing rings are fixedly connected to the first spraying pipe in a diagonal mode, second spraying pipes are connected to the two fixing rings in a sliding mode, two first connectors are connected to the first spraying pipe in a diagonal mode, second connectors are fixedly connected to the two second spraying pipes in a diagonal mode, and middle pipes are connected to the two second connectors in a sliding mode; the end of the middle pipe abuts against the first connector, and springs are clamped between the two second spraying pipes and the middle pipe. The length of the water spraying pipe can be increased, the dust suppression device is suitable for dust suppression of different areas, and the extending water spraying pipe can be rapidly stored when the dust suppression device is not used.