37results about How to "Reduce dust particles" patented technology

The invention discloses an air wall sealing type double positive pressure purification workbench which comprises an air inlet system, and a flow guide and pressure division area is arranged below the air inlet system, wherein the bottom of the flow guide and pressure division area is provided with a flow diffusion plate, and a working cavity is arranged below the flow diffusion plate and communicated with an air suction system; the height of the flow guide and pressure division area is 40-60mm, and a flow guide and pressure division plate is arranged in the flow guide and pressure division area; the flow guide and pressure division plate is obliquely arranged in the flow guide and pressure division area and divides the flow guide and pressure division area into a front area and a rear area with trapezoidal cross sections; the front area with the trapezoidal cross section is in a form that an air inlet end is large, and an air outlet end is small, and the rear area with the trapezoidal cross section is in a form that the air inlet end is small, and the air outlet end is large. The workbench has reasonable structure and can effectively guarantee the clean class of the working cavity and the safety of operating personnel.

A thin-plate container comprises a container body with an opening and an interior area and being pivotally connected to at least a pair of swing hooks near its opening; a container door for closing the opening of the container body; and a latch component disposed in the container door, which is movable in a to-and-fro direction between a first position and a second position when the container door closes the opening of the container body, wherein in the first position, the latch component is contained in the container door, and in the second position, the latch component extends beyond the container door and is in contact with the pair of swing hooks of the container body for making the container door to move in a sealing direction by using the swing hooks to achieve a sealed status between the container door and the container body.

The invention discloses a device and method for flue gas cleaning by combining an impact agglomeration wet dust collector with a wet electric dust collector. Specifically, the impact agglomeration wet dust collector and a gas-flow uniform distributing device are arranged under the tube-type wet electric dust collector, and the whole device is composed of a two-way gas-intake pipeline, an impact chamber, an efficient demister, a gas-flow uniform distributing plate, the wet electric dust collector, an alkali liquor pool, a precipitation liquor pool, a mixed liquor pool and the like. Flue gas processed through wet desulphurization impacts the liquor level in the impact chamber under the wet electric dust collector and arouses a large amount of water mist; meanwhile, two strands of the flue gas with the water mist is fully impacted and mixed over the liquor level, agglomeration growth of submicron fine particulate matter in the flue gas is facilitated, and precleaning of the flue gas is achieved. According to the device and method, the mode of combining the impact agglomeration wet dust collector with the wet electric dust collector is adopted, the problem that a traditional wet electric dust collector is lower in removing efficiency of the submicron fine particulate matter, and deep cleaning of the flue gas processed through wet desulphurization is achieved.

The invention relates to a durable coal mining winch with a cable being wound in order. The durable coal mining winch with the cable being wound in order comprises a roller, a power device, a cable and two supports and further comprises a guide mechanism and a cleaning mechanism. The guide mechanism comprises a moving seat, a guide ring, a power assembly, two contact switches and two racks. The cleaning mechanism comprises a rotating sleeve, a cleaning brush, a third gear, a drive assembly and two bearings. According to the durable coal mining winch with the cable being wound in order, the cable can be wound around the roller in order through the guide mechanism, the mutual wear between the cable is reduced, the service life of the cable is prolonged, and the practicability of the winch isimproved; by means of the cleaning mechanism, the cable can be cleaned, the quantity of dust particles and dirt on the cable is reduced, so that the mutual wear between the cable is reduced, the corrosion speed of the cable is lowered, the service life of the cable is further prolonged, and the practicability of the winch is further improved.

This invention relates to a packaging structure of chips and a manufacturing method including: providing a base board with at least one open-end through it, forming a block element surrounding the open-end of the board, forming an adhering element around the block element, setting a chip on the board and covering the open-end and fixing it with the adhering element on the board, in which, the active surface of the chip is facing to the open-end and part of which exposes it, utilizing a conduction connection element to pass through the open and connect with the active surface of the chip and the bottom surface of the base board electrically and forming a packaging colloid to wrap the element, in which, when the block element is set around the open to resist against adhering the chip, the overflow of the adhering element pollutes the conducting connection points on the active surface of the chip and limits height of the adhering element to reduce the probability of harming the active surface of chips by dust (such as EMC fillers).

The invention provides a device for cleaning a glass substrate. The device comprises a pressure pump, a CO2 storage tank, a CO2 foam generator and a nozzle pipeline, wherein a water inlet of the pressure pump is communicated with a water source; a water outlet of the pressure pump is divided into two paths, one path is communicated with a water inlet of the CO2 foam generator, and the other path is communicated with an inlet of the nozzle pipeline after combined with an outlet of the CO2 foam generator through a pipeline; a CO2 inlet of the CO2 foam generator is communicated with an outlet of the CO2 storage tank through a pipeline; and a plurality of nozzles are arranged on the pipe wall of the nozzle pipeline. With the adoption of the device, the glass substrate can be cleaned quickly.

The invention discloses a sizing agent for silicon carbide or silicon nitride fibers. The sizing agent is prepared from, by weight, 0.2-0.8 part of polyvinyl alcohol, 0.1-1.5 parts of modified silicone oil, 0.5-3.5 parts of alkylphenol ethoxylates, 0.1-0.25 part of benzoic acid and 100 parts of deionzied water. The sizing agent for the silicon carbide or silicon nitride fibers is applied to ceramic fibers converted by a polycarbosilane precursor such as second-generation and third-generation continuous silicon carbide fibers, wave-transmitting-type continuous silicon carbide fibers and broadband wave-absorbing continuous silicon carbide fibers, and bonding and bundling of loose cellosilk can be enhanced. Softness of the fibers is facilitated, the friction force of fiber bundles is reduced,and thus the fiber bundles are easier to weave; coverage and repair of defective holes in the surfaces of the fibers are facilitated, and the intensity of the fibers is improved; improvement of the static resistance of the surfaces of the fibers is facilitated, and adsorption of water molecules and dust particles in the atmosphere is reduced.

The invention relates to the technical field of power distribution equipment, in particular to an intelligent integrated power distribution cabinet which comprises an equipment cabinet, semiconductor temperature-control refrigerating equipment, electricity leakage safety warning lamps, main circuit fuse work indicating lamps, branched circuit fuse work indicating lamps and an intelligent monitoring touch display screen. Realtime operating and monitoring of electronic equipment in a cabinet body can be realized by only operating the intelligent monitoring touch display screen on the equipment cabinet, number of opening-closing times of a cabinet door is reduced, and dust particles entering the equipment cabinet are reduced effectively; when the electricity leakage safety warning lamps, the main circuit fuse work indicating lamps and the branched circuit fuse work indicating lamps are in failures in the equipment cabinet, realtime and quick alarming can be realized, so that time of operating personnel for reciprocating troubleshooting is reduced, and failure time is reduced as much as possible, and loss is reduced; semiconductor refrigerating belongs to a novel refrigerating mode, and temperature in the equipment cabinet can be controlled more quickly and more effectively than conventional fan heat dissipation and water-cooling heat dissipation; the intelligent integrated power distribution cabinet is smaller in occupied space and lower in power consumption.

The invention relates to an electrostatic dust collection robot which adopts the scheme that dust removing arms are mounted on the two sides of the upper part of a robot body; a moving system comprises wheels, a gear system, a small-sized motor, a single-chip microcomputer processor, a control circuit and infrared distance inductors; the four wheels are mounted at the lower part of the robot body, and are in transmission connection with the small-sized motor through the gear system; the plurality of infrared distance inductors used for inducting barriers are respectively distributed on the outer wall of the robot body and connected with the single-chip microcomputer processor through the control circuit; the single-chip microcomputer processor is connected with the small-sized motor and used for controlling the rotating speed and steering direction of the small-sized motor, so that the robot can be kept away from barriers. The robot adopts the moving manner that the wheels are driven to rotate mainly by the small-sized motor through the gear system to enable the robot to move; the robot body is provided with the infrared distance inductors, when the robot encounters barriers, the infrared distance inductors send signals to the built-in single-chip microcomputer processor, and the single-chip microcomputer processor controls the rotating speed and steering direction of the small-sized motor, so that the function of avoiding barriers is achieved.

The invention discloses dust removal fresh air equipment which comprises an air inlet channel used for introducing air into an indoor space and an air outlet channel used for discharging the air toward an outdoor space; the air inlet channel is internally provided with a heat exchanger; the air outlet channel performs heat exchange with the air inlet channel through the heat exchanger; a dust removal device is arranged at an air inlet of the air inlet channel and comprises a primary dust removal device and a secondary dust removal device; and the primary dust removal device communicates with the air inlet channel through the secondary dust removal device. The invention provides the dust removal fresh air equipment which performs pretreatment before fresh air enters the indoor space and greatly lowers the dust content in the air.

The invention relates to a processing method and a processing device of a glass substrate. The processing method comprises the following steps: loading: placing the glass substrate (100) on a loading mechanism (1), and conveying the glass substrate to a cutting mechanism (2) by the loading mechanism (1); cutting: cutting and breaking off the glass substrate (100) by adopting the cutting mechanism (2); dust removal: while the cutting mechanism (2) cuts and breaks off the glass substrate (100), adopting a dust removal mechanism to carry out dust removal treatment on the cut part and the broken part of the glass substrate (100); grinding: grinding the edge part of the cut glass substrate (100) by adopting a grinding mechanism (4); and cleaning: cleaning the ground glass substrate (100) by using a cleaning mechanism (5). The processing method can solve the technical problem of low yield of the glass substrate.

The invention discloses a soil crushing device. The soil crushing device comprises a device body, a feeding hopper is arranged on the upper end surface of the device body, a supporting frame is arranged on the lower end face of the device body, a first discharging opening and a motor box are arranged on the two side faces of the device body respectively, a servo motor is arranged in the motor box,a tap water pipe is arranged on the upper end face of the feeding hopper in a surrounding mode, an atomizing nozzle is symmetrically arranged at the upper end of the inner side surface of the feedinghopper, a soil crushing knife which is meshed with each other is arranged at the upper end of the interior of the device body, a sieve plate is arranged at the lower end of the soil crushing knife, asecond discharging opening penetrating through the support is formed in the middle of the bottom end of the device body. According to the device, the atomizing nozzle is arranged, dust particles above the feeding hopper are reduced, so that the environmental protection performance of device is improved, the structure is simple, the operation is convenient, the sieve plate with the spherical rotating part is arranged, so that the vibration of the soil and the separation of fine crushed soil are facilitated, a maintenance door is arranged, so that the device can be conveniently cleaned, and themaintenance of the device is facilitated.

The invention provides a detachable drill bit with a dust sucking function. The detachable drill bit with the dust sucking function comprises a dust sucking drill bit, a fixed shaft sleeve, a dust collecting shaft, a shank piece and a thread hose; the dust collecting shaft is fixedly welded on the dust sucking drill bit; the shank piece is fixedly welded on the dust collecting shaft; a drilling end is fixedly mounted at the front end of the dust sucking drill bit; an attraction hole in a center shaft direction of the dust sucking drill bit is formed in the dust sucking drill bit; the dust collecting shaft is of a hollow cylinder structure, and is provided with a dust falling hole on the outer wall; the attraction hole communicates with the dust collecting shaft; the outer periphery of thedust collecting shaft is sleeved with the fixed shaft sleeve; a guide hole is formed in the bottom end of the fixed shaft sleeve; the guide hole is in threaded connection with a transfer pipe; and thetransfer pipe is in hoop connection with the thread hose. The detachable drill bit with the dust sucking function is simple in structure and convenient to install; six sets of crushing blocks are fixedly mounted in a front end inlet of the attraction hole; massive dust entering the attraction hole is crushed through the crushing blocks to prevent blockage of the attraction hole, so that the dustsucking efficiency is improved; and the fixed shaft sleeve and the dust collecting shaft are easy to disassemble to achieve the cleaning and maintenance convenience.

The invention relates to a vertical spindle type drilling machine capable of preventing dust from dispersing and used for petroleum. The vertical spindle type drilling machine capable of preventing the dust from dispersing and used for the petroleum comprises a main body and a clamping cover, wherein a supporting plate is arranged on the main body and is fixedly connected with the main body; a rotating disc is installed on the inner side of the supporting plate; hydraulic cylinders are fixed to the lower end of the supporting plate; the supporting plate is tightly attached to the hydraulic cylinders; sliding boxes are connected to the bottom ends of the hydraulic cylinders; and a vertical structure is formed between the hydraulic cylinders and the sliding boxes. According to the vertical spindle type drilling machine capable of preventing the dust from dispersing and used for the petroleum, the vertical spindle type drilling machine can be used for petroleum exploitation work by starting a motor, and a large amount of up-and-down lifting space can be provided for the vertical spindle type drilling machine to perform petroleum exploitation work through up-and-down lifting movement of the sliding boxes and the motor on the sliding rod, the intensity of petroleum exploitation work can be further improved, the dust in the air can be reduced, and the dust density on the periphery can be detected for petroleum exploitation through a rubber plate and a sensor.

The invention discloses a separation method for carbon monoxide in smelting furnace gas. The method comprises the following steps: cooling and dedusting furnace gas exhausted from a smelting furnace and then pressing the furnace gas with a compressor into a pressure swing adsorption device for furnace gas separation, wherein the process of pressure swing adsorption is used for furnace gas separation so as to realize concentration and purification of carbon monoxide, adsorption temperature is 20 to 55 DEG C, and adsorption pressure is 0.25 to 1.2 MPa. Equipment used in the separation method comprises the compressor and the pressure swing adsorption device; one end of a cylinder in the compressor near a crankshaft is provided with an air inlet and an air outlet, airways communicated with the air inlet and the air outlet are respectively provided with an inflowing air control valve and an outflowing air control valve, and the inflowing air control valve and the outflowing air control valve are both provided with rotation valve cores which are connected with the crankshaft through a mechanical transmission device. The method provided in the invention overcomes the problem of high costin separation and recovery of carbon monoxide gas from smelting furnace gas in the prior art.

The invention belongs to the technical field of environmental protection equipment, and relates to a cyclone dust collector. The cyclone dust collector comprises an inner cylinder, wherein an outer cylinder is arranged at the outer ring of the inner cylinder; a heat insulation layer is filled between the inner cylinder and the outer cylinder; the upper ends of the inner cylinder and the outer cylinder are provided with top flanges, and the lower ends are provided with bottom flanges; the rotation center of the inner cylinder is provided with a first steel pipe; the upper end of the first steel pipe is fixedly connected with the top flanges; the lower end of the first steel pipe is suspended in the inner cylinder; a coal gas inlet pipe penetrates through the inner cylinder and the outer cylinder; and the coal gas inlet pipe communicates with the first steel pipe. According to the invention, the product is simple and reasonable in structure; a two-layer cylinder structure design is adopted, and the heat insulation layer is arranged between the two cylinders, so that a favorable heat insulation effect on coal gas is achieved, thereby reducing energy loss; and meanwhile, the first steel pipe is arranged in the cylinder, and the coal gas inlet communicates with the first steel pipe, so that dust-bearing coal gas rotates in the first steel pipe, and dust particles descend, thereby achieving a favorable dust collecting effect.

The invention discloses grinding equipment for plate grinding compounding. The grinding equipment comprises a grinding head frame, a cross beam, an air cylinder, a plurality of tension springs, a driving motor, a main shaft seat mechanism, a core shaft seat, a core shaft, a steel wire brush roller and a sliding rail assembly. A hinge shaft II at the lower end of the cross beam is hinged to a hinge shaft I of the grinding head frame; the air cylinder is hinged at the upper end of the cross beam, and a telescopic rod of the air cylinder is hinged at the upper end of the grinding head frame. the driving motor is mounted at the upper end of the grinding head frame; the main shaft seat mechanism comprises a main shaft and a main shaft seat; the sliding rail assembly comprises a sliding plate and a sliding groove; the core shaft seat is mounted on the sliding plate; a rotatable shaft is installed in the core shaft seat, one end of the core shaft is connected to the main shaft, and the other end of the core shaft is connected to the rotating shaft; and the steel wire brush roller is sleeved with the core shaft, and connected with the core shaft into a whole by a locking nut. According to the grinding equipment, a workpiece is scraped and ground through high-speed rotational motion of the steel wire brush roller, the grinding quality is high, the production efficiency is high, and the grinding equipment can be used for surface treatment of large-area plates.

The invention relates to the technical field of medical equipment, in particular to a medical respiratory disease prevention and humidification device. The device comprises an outer box body, a dust settling chamber, a sterilization chamber and a humidifying chamber are arranged in the outer box body, and the dust settling chamber and the humidifying chamber are in through connection with the sterilization chamber; a circulating sterilization part is arranged in the sterilization chamber; a dust settling part is arranged in the dust settling chamber, and the dust settling chamber and the sterilizing chamber are in through connection with the circulating sterilization part through the dust settling part; a moisture supply air box is arranged in the humidifying chamber, a water inlet pipe is connected to the side wall of the moisture supply air box in a penetrating manner, a heating part is arranged on the moisture supply air box, and the moisture supply air box is connected with the circulating sterilization part in a penetrating manner; a moisture exhausting air box is arranged on the side wall of the moisture supply air box, and an atomizing sheet is embedded in the side wall of the moisture exhausting air box; and a condensing plate is arranged in an inclined manner, the inclined bottom end of the condensing plate is positioned above the moisture exhausting air box. According to the medical respiratory disease prevention and humidification device, distilled water humidification is achieved, the operation is easy and convenient, and pneumonia and respiratory diseases due to bacterium breeding are effectively avoided.

The invention relates to the field of heating equipment, in particular to a smokeless heating furnace which comprises a furnace body and a heat insulation plate arranged on the bottom end face of the furnace body. A combustion cavity is formed by the surface of the heat insulation plate and the inner wall of the furnace body; the bottom end face of the furnace body is connected with an air inlet assembly. An air supply channel is formed in the heat insulation plate in a penetrating manner; a heat preservation pipe is arranged on the outer edge side of the furnace body in a surrounding mode, and an oxygen adding channel is formed between the inner wall of the heat preservation pipe and the outer wall of the furnace body. The oxygen replenishing channel is communicated with the top area of the combustion cavity; the air inlet assembly can supply oxygen into the combustion cavity through the air supply channel and the oxygen adding channel. The heating furnace has the effect of improving the comfort of a user when the heating furnace is used.