31results about How to "Convenient suction" patented technology

The invention provides a regenerative-recuperative combined heating furnace and the heating means, which relate to the technology field of industrial heating and recovery of waste heat. The invention is characterized in that: a regenerator and a heat exchanger are provided at the same time in the system; a soaking zone and a heating zone are arranged in front of the heating furnace; a preheating zone is provided on the tail of the heating furnace; multi-zone (point) heating system of the soaking zone, heating zone and preheating zone is adopted, the front of the heating furnace adopts regenerative combustion method and the back adopts recuperative combustion method; the preheating zone directly adopts flue gas waste heat to heat the materials. The objectives of the invention are to realize maximization of the heating furnace and smooth control of the furnace pressure, overcome the defects of the regenerative-recuperative heating furnaces and flue gas waste heat recovery technology and facilitate the low heat value fuels like pure blast furnace gas being applied in the heating furnace. The heating furnace has smooth pressure and long service life. The implementation of the invention realizes the maximization of the heating furnace, improves the flue gas waste heat utilization rate and reaches the aims of improving the pressure condition in the furnace, reducing air draft and sparking and energy conservation and emission reduction, etc.

The present invention relates to a syringe used in fat transplantation comprising: a cylinder having a coupling part formed at one side thereof such that a cannula, a needle or a cap is detachably coupled, an open part formed at the other end, and a flange formed at an outer periphery of the open part; a piston head installed in the cylinder; and a plunger for reciprocating the piston head, characterized in that the flange is formed separately from the cylinder, and a flange attachment structure is formed between the flange and the cylinder to detach the flange from the cylinder, wherein the flange attachment structure is comprised of a hooking projection projecting from an outer periphery of the cylinder, an insertion groove formed in an inner periphery of the flange such that the hooking projection is inserted, and a hooking groove integrally formed with the insertion groove such that the hooking projection is hooked.

The invention relates to a ventilation dust-removing cutting platform which comprises a cutting platform and a ventilating system and is characterized in that the cutting platform comprises a plurality of air bellows arranged side by side and a rack positioned on the upper surfaces of the air bellows, wherein a plurality of dust-sucking cavities which are arranged side by side are formed in inner cavities of the air bellows, the upper parts of the air bellows are of openings, a small suction port is respectively formed in one side of each air bellow, the ventilating system comprises a suction port formed in one side of the small suction port of each air bellow, an air duct and a dust remover, one end of the air duct is connected with the suction port, and the other end of the air duct is connected with the dust remover. The suction ports are fixed with a cutting device, the upside of each air duct is of an opening, and a sealing belt is arranged at the opening of each air duct for sealing. The ventilation dust-removing cutting platform has a simple and convenient structure, ensures that the air-sucking and dust-removing effects are better because the small inner cavities are partitioned in the air bellows for concentrating sucked air in a narrow region, and is simpler in operation.

The invention provides an intelligent spray device for environmental engineering. The device includes a protection shell, a rotary motor, an U-shaped frame, a bearing, a sprinkle ring, a nozzle, a water conveying pipe, a water pump, an air cylinder, a connection base, a collection box structure, a cleaning base structure, a purification cylinder structure, a placement box structure, a connection push-handle structure and a control detection rod structure. The protection shell is welded on the right side of the upper surface of the cleaning base structure; the rotary motor is installed on the upper portion in the protection shell through bolts; the U-shaped frame is welded on an output shaft of the rotary motor, the bearing is embedded in the upper portion in the U-shaped frame, and the purification cylinder structure is inserted in the U-shaped frame. The device has the advantages that through the arrangement of the collection box structure, spraying in a single direction for a long time is facilitated, water falling down from the single wind direction can be conveniently collected, and the problem that when spraying in the single direction is conducted, the ground is too wet and people can not easily walk on the ground in a short time is further avoided.

The invention relates to the technical field of riverway dredging, in particular to a riverway anti-blocking type environment-friendly dredging vehicle and a dredging method. A first servo motor is adopted to drive a first rotating shaft to rotate, so that two reels rotate are enabled to carry out wire winding and unwinding operation, a second supporting plate moves under the guide effect of a first sliding sleeve and a first sliding rod, thus the position of the second supporting plate is changed, the position of a cover body at the bottom is roughly adjusted actually, and thus the dredging vehicle is adapted to move on the shore and dredge a riverway. According to the dredging vehicle, silt blocks at the bottom of the riverway can be sucked into the cover body after being broken and smashed, then discharged from top holes and flowed away along with water flow, and therefore dredging is achieved.

The invention discloses composite paper for absorbing volatile organic chemicals (VOCs) industrial waste gas, and a manufacturing method of the composite paper. The composite paper comprises a base layer carrier, the base layer carrier is coated with a slurry composite coating, and an inner layer of the composite paper is formed by the base layer carrier and the slurry composite coating; a fiber outer layer formed by natural fiber or synthetic fiber covers the outside of the inner layer of the composite paper; the base layer carrier is made from a glass fiber material; the slurry composite coating is molecular sieve-containing waterborne polyurethane (PU) slurry. By improving the structure and processing technology of the composite paper, corrugated one-time forming is met; the method can effectively solve the processing problems of the composite paper, and effectively reduces the production cost of enterprises while guaranteeing the processing quality of the composite paper.

The invention discloses a multifunctional lamp box applied to a UV exposure machine. The lamp box comprises mounting bases, a lamp box body, box doors, multi-angle site selection mounting plate structures, a lower plate, an upper plate, sliding rails, radiating lamp tube structures, ventilation openings, magnets, air outlets and air and dust suction cover structures. According to the multifunctional lamp box, due to the arrangement of connecting plates, deep groove ball bearings, bearing pedestals, center shafts and mounting plate bodies, the deep groove ball bearings, the bearing pedestals and the center shafts can be arranged to be matched with the mounting plate bodies conveniently for angle rotation, and installation and maintenance are facilitated; due to the arrangement of fixed trays and connecting bolts and nuts, mounting and dismounting can be facilitated, and the operation strength is relieved; and due to the arrangement of air outlet pipes, dust guide covers, air and dust suction motors and rotating blades, the good air and dust suction effect can be achieved, the number of using functions is increased and meanwhile the cooling and dust removing capacity can be improved.

The invention discloses oral treatment disinfection equipment and belongs to the technical field of medical instruments. One side surface of a liquid storage tank is fixedly connected with a spray head shell; a rotating pipe is arranged at one end of the spray head shell; one end of the rotating pipe is in threaded connection with a spray pipe; a nozzle is arranged at the other end of the spray pipe; a liquid guide hole is formed in the spray pipe; an internal thread is arranged on the inner wall of the liquid guide hole; an external thread matched with the internal thread of the liquid guidehole is arranged on the surface of the rotating pipe; and the inner wall of the liquid guide hole is in threaded connection with the surface of the rotating pipe. The structure of the liquid storage tank and the spray pipe arranged on the oral treatment disinfection equipment is convenient for a user to hold to disinfect the oral cavity of a patient; the use convenience of the disinfection equipment is improved, the arranged spray pipe is convenient to disassemble, clean and disinfect, and the arranged filter plate can ensure that internal air is smoothly exhausted while filtering, so that a water film is prevented from being generated, the disinfectant is added more smoothly, and the use comfort of the disinfection equipment is improved.

The invention discloses a liquid soap bottle, comprising a bottle body, a pressing liquid-discharging mechanism, and a liquid absorption pipe arranged in the bottle body; the pressing liquid-discharging mechanism is arranged at the liquid outlet place of the liquid absorption pipe; the liquid absorption pipe is of an S shape; the liquid absorption pipe is made of polypropylene. According to the liquid soap bottle disclosed by the invention, the liquid in the liquid soap bottle can be absorbed completely and conveniently by the S-shaped liquid absorption pipe; the liquid soap bottle is simple in manufacturing process and meanwhile can be applied to various bottle types for use, meeting the production and consumption concepts of energy conservation and environmental protection advocated in nowadays society and satisfying the market requirements; the liquid soap bottle is beneficial to popularization and application.

The invention relates to the technical field of intelligent household appliances, and discloses a range hood. The range hood comprises a shell, a flue and a fan. The flue is arranged in the shell, and comprises multiple shunting channels and a collecting channel; one ends of the multiple shunting channels communicate with the collecting channel; each shunting channel is provided with an intake port formed in the shell; and the fan communicates with the collecting channel. The range hood is provided with multiple intake ports for respectively absorbing lampblack nearby to achieve thorough lampblack absorption; and a pipeline form of dispersing and gathering is formed in a smoke path, and radiation noise of the fan part is dispersed and gathered to facilitate natural attenuation of the noise so as to improve the noise reducing effect.

The invention discloses a centrifugal dust removal device for electric control equipment. The centrifugal dust removal device for the electric control equipment comprises a device main body and a dustsuction tube, wherein the dust suction tube is arranged on the outer surface of the device main body and is fixedly connected to the inside of the device main body; a bearing plate is arranged at thebottom of the device main body and is fixedly connected to the inside of the device main body; a flow guiding layer is arranged at the upper end of the device main body and is fixedly connected to the inside of the device main body; a device opening is formed in the upper end of the flow guiding layer and is fixedly connected to the inside of the flow guiding layer; and meanwhile, a filter plateis arranged in the dust collection tube and has an effect of filtering dry objects and wet objects, the dry objects are separated from the wet objects, the durability of the device is also ensured, and the service life of the device is prolonged. To sum up, a dust suction device which facilitates users and has various functions is provided for the users.

The invention relates to the technical field of pipeline desilting, in particular to a silt suction device for municipal pipeline desilting. The silt suction device comprises a bearing assembly, a crushing assembly and a silt suction assembly. The bearing assembly comprises a base and a supporting frame. The crushing assembly comprises a crushing device and a material collecting device. The silt suction assembly comprises a suction pipe and an air bellow. Crushed and cut silt is sucked into the air bellow and discharged through a silt discharging opening in one side of the air bellow, and dueto the crushing and silt suction design, cake and solid waste in the silt can be crushed conveniently, and silt blockage of a pipeline is reduced. By designing an adjustable silt suction head, silt suction at pipeline desilting dead corners is facilitated. By designing silt suction of a box body module, cleaning and maintenance of the interior of the device are facilitated, the risk of equipment silt solidification is reduced, silt suction in the pipeline desilting process is more convenient, and the silt suction effect in the pipeline desilting process is better.

The invention relates to the field of transformers, in particular to a high-speed railway vehicle-mounted isolation transformer, comprising a transformer housing, a noise reduction mechanism, a vibration reduction mechanism, an insulation pad, a bottom plate, an adjusting mechanism, an auxiliary conveying mechanism, a first heat dissipation mechanism and a second heat dissipation mechanism, wherein, the bottom of the transformer housing is fixedly connected with two limit frames with a V-shaped structure. For moving, a surface plate is suspend by rotating a turntable, and slide plates are extracted to move the transformer housing; for installation, the sliding plates are slid into the inside of the limit frames, and the rotary table is rotated counterclockwise to realize the upward movement of the pushing board in the fixing sleeve, so as to realize the suspension of the universal wheels, and the fixation between the ground plate and the ground; the support and fixation of the whole structure are realized, and the installation, the handling and the inspection and repair are convenient.

The invention relates to the technical field of intelligent household appliances, and discloses a range hood. The range hood comprises a shell, air inlets, a cover plate and a driving device. A flue is arranged in the shell; the multiple air inlets are formed and communicate with the flue; the cover plate is arranged on the side edges of the air inlets in a sliding mode; and the driving device is connected with the cover plate and is configured to open or close part of the air inlets by driving the cover plate to slide. According to the range hood, the multiple air inlets are formed in the range hood so that oil smoke can be absorbed nearby, and the oil smoke can be absorbed more thoroughly; and part of the air inlets can be closed through the cover plate, the smoke absorption capacity provided by a fan is certain, after part of the air inlets are closed, the wind power of the fan can be concentrated to collect the oil smoke at the rest of the air inlets, the utilization rate of the fan is improved, and the absorption efficiency of the oil smoke is improved.

The invention relates to the field of transformers, in particular to a maintenance method of a high-speed railway vehicle-mounted isolation transformer. The transformer adopted in the method comprisesa transformer housing, a noise reduction mechanism, a vibration reduction mechanism, an insulation pad, a bottom plate, an adjusting mechanism, an auxiliary conveying mechanism, a first heat dissipation mechanism and a second heat dissipation mechanism. The bottom of the transformer housing is fixedly connected with two limit frames with a V-shaped structure, A surface plate is suspend by rotating that turntable when the turntable is need to be transported, extracting the slide plate to move the transformer housing, The sliding board is slid into the inside of the limit frame when being installed, and the rotary table is rotated counterclockwise to realize the upward movement of the pushing board in the inside of the fixing sleeve, so as to realize the suspension of the universal wheel, the ground plane is fixed with the ground plane, the support and fixation of the whole structure are realized, and the installation, the handling and the inspection and repair are convenient.

The invention discloses a special yellow phosphorus fan in the technical field of yellow phosphorus processing, which comprises a yellow phosphorus fan, an air inlet of the yellow phosphorus fan is fixedly connected with a fan air inlet pipe, the top of the fan air inlet pipe is fixedly connected with a prefabricated air inlet pipe, the inner wall of the prefabricated air inlet pipe is fixedly connected with a dustproof net, the dustproof net is obliquely arranged, and the inner wall of the prefabricated air inlet pipe is fixedly connected with an air outlet of the yellow phosphorus fan. A dust removal opening is formed in the inner wall of the prefabricated air inlet pipe, the bottom face of the dust removal opening is flush with the bottom end of the dustproof net, and a dust removal assembly is arranged in the prefabricated air inlet pipe and used for cleaning dust accumulated on the dustproof net; according to the yellow phosphorus fan, the amount of dust accumulated at the air inlet of the yellow phosphorus fan can be reduced, and the yellow phosphorus fan can work better.