160results about How to "Guaranteed vacuuming effect" patented technology

The invention discloses wood polishing equipment for furniture processing. The wood polishing equipment comprises a workbench, a plurality of groups of lower supporting seats are symmetrically arranged on the upper side of the workbench, the lower supporting seats at two ends are provided with supporting wheels, and lower grinding rollers and lower embossing rollers are arranged on the middle lower supporting seats in a staggered manner. A fixing device is arranged at the left end of a hydraulic cylinder which is arranged at the upper right end of the workbench, the fixing device comprises anL-shaped fixing rod and a moving plate, and the moving plate sleeves the fixing rod. Protective covers are arranged at two upper ends of the workbench, a mounting plate is arranged at the upper ends of the protective covers, a plurality of groups of telescopic air cylinders are arranged on the lower side of the mounting plate, lower ends of the telescopic air cylinders are connected with upper fixing seats, and lower ends of the upper fixing seats are in staggered connection with upper grinding rollers and upper embossing rollers. A supporting column is arranged at the upper left end of the workbench and provided with a touch switch, the workbench is internally provided with a cavity, and an air suction pipe is arranged on the left side of a dust suction box which is arranged in the cavity. The wood polishing equipment has advantages of simple structure, convenience in use and high processing quality.

The invention discloses a refrigerator with an external vacuum freshness retaining device. The refrigerator comprises a refrigerator body. A vacuum pump is arranged in a compressor chamber and is connected with a refrigerator body connector by a refrigerator body pipeline, the refrigerator body pipeline is positioned in a refrigerator body wall, and the refrigerator body connector is positioned in a refrigerator body wall which faces a door; a switch of the vacuum pump is positioned on the surface of the refrigerator body or the surface of a door of a refrigerating chamber or the surface of a door of a freezing chamber; a draw-off connector, a door pipeline and a door connector are arranged in the door of the refrigerating chamber, the door pipeline is connected with the draw-off connector, and the door connector is connected with the door pipeline; the draw-off connector is exposed on the outer surface of the door of the refrigerating chamber; the door connector corresponds to the refrigerator body connector; a flexible connector is connected with the door connector or the refrigerator body connector and extends out of the surface of the door or the surface of the refrigerator body. The refrigerator has the advantages that the refrigerator is simple in structure, the door of the refrigerator does not need to be opened in service procedures, various vacuum pumping components do not occupy spaces in the refrigerating chamber and the freezing chamber, accordingly, the refrigerator brings convenience for users during vacuum pumping operation, the door of the refrigerator can be prevented from being frequently opened, and food contamination due to frequent opening of the door of the refrigerator can be prevented.

The invention discloses a vacuumizing stirring machine. The vacuumizing stirring machine comprises a machine base, wherein the machine base is provided with a stirring cup and a stirring assembly stirring food materials in the stirring cup, the upper end of the stirring cup is in seal connection with an upper cup seat, the upper cup seat is internally provided with a vacuumizing device vacuumizingthe stirring cup, the upper cup seat is further provided with a liquid outlet channel communicated with the stirring cup, the liquid outlet channel is provided with a liquid outlet for a user to drink directly, and the liquid outlet channel is provided with a seal device used for sealing the liquid outlet channel when the vacuumizing device performs vacuumizing. The vacuumizing stirring machine has the advantages that the upper cup seat is provided with the vacuumizing device so that the stirring cup can be vacuumized before the food materials are stirred or after stirring is completed, the freshness of the food materials in the stirring cup is ensured at any time, the three devices are assembled together, functions are strong, the machine base and the vacuumizing device can be wirelesslyused under the situation of not connecting a power line, drinking can be performed under the situation that the upper cup seat does not need to be disassembled, and the structure is simple.

The invention discloses a liquefied natural gas bottle sandwiching vacuum-pumping system with a function of circularly heating an inner container. The system comprises a vacuum-pumping device, a liquefied natural gas bottle placing device and a liquefied natural gas bottle inner heating device, wherein the liquefied natural gas bottle inner heating device comprises a dry oil-free inner heating circulating fan, a heat inlet main pipe, a heat discharging main pipe, a heat inlet branch pipe and a heat discharging branch pipe; an air outlet of the dry oil-free inner heating circulating fan is communicated with the heat inlet main pipe, the heat inlet main pipe is communicated with the heat inlet branch pipe, and the heat inlet branch pipe is communicated with an air inlet of a to-be-heated liquefied natural gas bottle; an air outlet of the liquefied natural gas bottle is communicated with the heat discharging branch pipe, the heat discharging branch pipe is communicated with the heat discharging main pipe, and the heat discharging main pipe is communicated with an air inlet of the dry oil-free inner heating circulating fan. The system and method disclosed by the invention have the advantages that the vacuum-pumping does not need, meanwhile, a drying room is not utilized to persistently externally heat; the vacuum-pumping effect and production efficiency are guaranteed, and meanwhile, the manufacturing cost and using cost are also saved.

The invention belongs to the technical field of air conditioners, and particularly provides a self-cleaning control method for an air conditioner. In order to improve the self-cleaning effect of the air conditioner, the air conditioner comprises an indoor unit, an air ejector fan and an air supply fan, the air ejector fan and the air supply fan are arranged on the indoor unit, the air ejector fanis used for extracting dust on a heat exchanger of the indoor unit out of a room, and the air supply fan is used for blowing up dust on the heat exchanger to assist the air ejector fan in extracting dust out of the room. The self-cleaning control method for the air conditioner comprises the steps that air is blown to the heat exchanger of the indoor unit; the concentration of dust blown up from the heat exchanger is detected; and according to the dust concentration, whether the air ejector fan needs to be started or the air supply fan needs to be stopped is judged. Whether the air supply fan and the air ejector fan are made to be in a started state so as to collect dust on the heat exchanger is judged according to the dust degree of the heat exchanger, and therefore the opportunity of dustcollection and cleaning for the heat exchanger is accurately determined.

The invention relates to a glass metal vacuum collector tube which comprises a metal inner tube (1), a glass outer tube (9), sealing heads (3), sealing head fixing discs (6) and sealing connecting devices, wherein the metal inner tube (1) is arranged in the glass outer tube (9) in a penetrating way, both ends of the metal inner tube (1) extend and exceed the length of the glass outer tube (9), two sealing heads (3) are respectively arranged at the both ends of the metal inner tube (1), a sealing head fixing disc (6) is connected between each sealing head (3) and the glass outer tube (9), each interface is sealed by the sealing connecting device, and a sealed space is enclosed by the metal inner tube (1), the glass outer tube (9), the sealing heads (3) and the sealing head fixing discs (6) and is vacuumized. The glass metal vacuum collector tube has a structure suitable for a high temperature difference and can resist deforamtion, prolong the service life and enhance the heat collecting efficiency.

The invention discloses an adsorption device of a vacuum interlayer container. The adsorption device comprises an inner container body and an outer container body; an interlayer is arranged between the inner container body and the outer container body, and the inner container body is connected with an adsorption chamber device; the adsorption chamber device comprises a cavity internally containing an adsorbing agent, an air inlet device and a break-through device, wherein the air inlet device and the break-through device are communicated with the cavity; the air inlet device penetrates the outer container body, and the break-through device is provided with a communication pipe used for communicating the cavity with the interlayer and a sealing component which is located in the interlayer, is used for blocking the communication pipe and can fall apart under the pressure difference effect. The adsorption device is simple in structure, small in size and high in adsorption capacity, has the function of adsorbing leaked gas of the interlayer and supporting the inner container body, and optimizes a bearing structure of the inner container body.

The invention belongs to the technical field of air conditioners, and particularly provides an air conditioner self-cleaning control method. In order to improve the self-cleaning effect of the air conditioner, the air conditioner comprises an indoor unit, and an exhaust fan and an air supply fan which are arranged on the indoor unit; the exhaust fan is used for sucking dust on a heat exchanger ofthe indoor unit and discharging the dust outdoors; the air supply fan is used for blowing the dust on the heat exchanger for assisting the exhaust fan in sucking and discharging the dust outdoors; theair conditioner self-cleaning control method comprises the steps of detecting the turbidity of condensate water under the condition that the condensate water is generated through the heat exchanger of the indoor unit; and judging whether the exhaust fan and the air supply fan are started or not when the air conditioner is started at next time according to the turbidity of the condensate water. According to the elf-cleaning control method, whether the exhaust fan and the air supply fan are started or not when the air conditioner is started at next time is judged according to the turbidity of the condensate water, so that the dust collection and cleaning time for the heat exchanger is determined accurately.

The present invention provides a sealing device and a vacuum tire mould. The sealing device matches a guide ring and a base of the vacuum tire mould to seal the vacuum tire mould. The sealing device includes a first sealing element, a floating sealing ring and an elastic device. The base has a first circular groove disposed in the circumferential direction. The floating sealing ring is disposed inthe first circular groove through the elastic device. The elastic device is configured to provide an elastic force to enable the floating sealing ring to approach the guide ring. The first sealing element is embedded in the end of the floating sealing ring close to the guide ring. The first sealing element is configured to match the guide ring and the sealing device to realize a sealing effect.

The invention discloses a special carving device for full-automatic ceramic surface machining. The device comprises a worktable; multiple mounting plates are fixedly arranged at the top of the worktable; mechanical arm bases are arranged on the front sides of the mounting plates; mechanical arms are fixedly arranged on one side surfaces of the mechanical arm bases; electric fixtures are arranged at the end parts of the mechanical arms; dust removing pipes are inserted in the electric fixtures, and are fixedly connected with the electric fixtures; carving cutters are clamped on the electric fixtures; the dust removing pipes are arranged on the two sides of the caving cutters; a conveying hard pipe is inserted in the worktable; and an air blower is arranged on the conveying hard pipe. Dust is effectively collected and treated to prevent direct scattering in the working environment, so that the labor intensity of operators is effectively reduced; meanwhile, the multiple mechanical arms can be used for synchronously machining the surfaces of ceramic blanks, so that the machining speed is higher, and the machining efficiency is higher compared with the prior art; and the device is suitable for industrial ceramic production.

The invention relates to a safe and return dust-less dust exhaust apparatus for a lapper. The dust exhaust apparatus is characterized by comprising a suction hood, a dust filtering device and a dust collecting pipe for connecting the suction hood with the dust filtering device, wherein the dust collecting pipe is internally provided with a suction ventilator, and the dust filtering device comprises a box-shaped housing and at least one of layers of plate-shaped dust filtering cores arranged in the housing. According to the dust exhaust apparatus for the lapper, provided by the invention, the conventional filter bag is replaced by the dust filtering cores in the dust filtering device, and the dust filtering device is better in air permeability and less in return dust, so that the dust exhaust apparatus is better in filtering effect, safer in process, capable of being protected by a hard housing, hard to damage and longer in service life. The suction ventilator can be additively provided with a motor speed adjusting device, and the housing is internally provided with the plurality of layers of detachable dust filtering cores, so that the proper dust filtering intensity can be adjusted according to the dust absorption requirements of different occasions such as the different fabrics, therefore, not only can the energy waste be avoided, but also the dust absorption effect can be guaranteed.

The invention discloses marble building material cutting and grinding integrated equipment with a dustproof function, and relates to the field of marble building material machining equipment. The marble building material cutting and grinding integrated equipment comprises a machining table, wherein a cutting and grinding part, a dust collection part and a conveying assembly are installed on the machining table, and the conveying assembly comprises a sliding groove formed in the top of the machining table; and a sliding block is installed in the sliding groove in a sliding manner. According to the marble building material cutting and grinding device, when a servo motor is started, a placing plate can be driven to move, so that marble building materials are sequentially subjected to cutting treatment through a cutting machine and grinding treatment through a grinding machine, cutting and grinding of the marble building materials can be completed at a time, workers do not need to carry the marble building materials any more, time and labor are saved, and the machining efficiency is improved; and when a suction fan is started, dust generated by cutting and grinding can be sucked into a dust suction pipe, so that it is guaranteed that air in the field working environment is clean, and the situation that because the workers suck the dust for a long time, the health of workers is affected can be effectively avoided.

The invention relates to a replacement chamber sealing apparatus for an electronic material firing furnace, and belongs to the technical field of an electronic kiln. The electronic material firing furnace comprises a furnace body, an inlet gas chamber box body, a left replacement chamber and a right replacement chamber; the inlet gas chamber box body is connected with the furnace body and is communicated with a hearth; the left replacement chamber is formed corresponding to a position of a cavity port of the inlet gas chamber box body and is communicated with the inlet gas chamber box body; the right replacement chamber is formed corresponding to a position of a left replacement chamber inlet of the left replacement chamber and is communicated with the left replacement chamber; the replacement chamber sealing apparatus comprises a replacement chamber door box; a replacement chamber lifting mechanism is arranged in the replacement chamber door box; and the replacement chamber sealing apparatus is characterized by further comprising a replacement chamber door external force application mechanism which is arranged at the front side or the rear side of the replacement chamber door box and is matched with one side of a replacement chamber door, which is back to a doorframe sealing ring. The replacement chamber sealing apparatus has a good sealing effect, ensures a vacuumizing effect, saves protection gas filled into the inlet gas chamber box body and the left and right replacement chambers and ensures atmosphere balance, and firing quality of an electronic material is improved.

A hydraulic suction seamless repair machine for a car shell belongs to the field of car shell repair equipment and particularly relates to a hydraulic suction repair machine for a car shell. The hydraulic suction seamless repair machine is characterized in that a power mechanism comprises a piston rod (5), as well as an upper hydraulic mechanism and a lower hydraulic mechanism which are vertically connected into a whole through a connecting part (6), wherein the piston rod (5) passes through the connecting part (6) to penetrate the upper hydraulic mechanism and the lower hydraulic mechanism; the interior of the upper hydraulic mechanism is divided into a water injection cavity (22) at the upper part and an air cavity (23) at the lower part through a sealing device at the top end of the piston rod (5); one side of the water injection cavity (22) is connected with a water injection mechanism; a circulatory venthole (26) is formed in the hydraulic cylinder wall on one side of the air cavity (25); a sucker (1) is communicated with the water injection cavity (22) through a through hole (23). The hydraulic suction seamless repair machine adopts the evacuating method that water is injected into the sucker at first and then discharged, and the hydraulic power mechanism provides a stable suction force to complete repair, so that the suction force is strong and the repair effect is remarkable.

The invention discloses a device for absorbing graphite dust, comprising a bracket. The bracket is provided with a motor (1), a speed reducer (2) and an I-beam (8). The motor (1) drives the speed reducer (2). The device is characterized in that the I-beam (8) is positioned right above a steel tube (10) made of an expanding pipe, the speed reducer (2) drives a pulley (5) to move along the I-beam (8) through a steel wire (7), the pulley (5) is fixedly connected with a dust absorbing hood (4) arranged below the pulley (5) and the dust absorbing hood (4) is connected with a draught fan (11) through a hose (9). The device ensures that the dust absorbing hood is positioned above the tail of the steel tube at any time by adopting a moving mode and effectively absorbs graphite diffused from a steel tube cavity to the outdoor at any time.

The invention discloses a packaging and film covering device for a formed EPS foam board, and relates to the technical field of foam board processing. The device comprises a machine body; a material feeding roller, a discharging roller and driven rollers are respectively and rotationally connected between opposite inner surfaces of the machine body; a conveying belt is connected to the surfaces ofthe material feeding roller and the discharging roller; vacuum suction holes are formed in one surface of the machine body; the surfaces of the vacuum suction holes communicate with a vacuum pump; one surface of the vacuum pump is fixedly connected with the machine body; one surface of the machine body is fixedly connected with adjustable pipe clamps; and a guide rod is clamped on the inner surfaces of the adjustable pipe clamps. According to the invention, the automatic film covering operation of the film covering device can be realized by the design of the material feeding roller, the discharging roller and material conveying rollers, and the film covering efficiency of the foam board is improved; and through the position design of a cooling box and a heating box, a frame can be cooledin time by a cooling mechanism after a film clamping frame is used, thereby preventing the film clamping frame from affecting the film covering effect.

The invention discloses a tea table capable of removing dust. The tea table comprises a crank, a table plate and a pedestal; a connecting plate is installed at a lower side of the table plate; a support housing is installed at a lower side of the connecting plate; a gear shaft is installed inside the support housing; the pedestal is installed at a lower end of the gear shaft; a turbine is installed in the middle of the support housing; a worm is installed at a lower end of the turbine; a hexagonal sleeve is installed at a left end of the worm; an inner hexagon socket is installed on the crank;a water chamber is opened in the middle at an upper side of the table plate; flower pots are installed at the left end and the right end of the table plate; a mud separating plate is installed insidethe flower pot; a water storage chamber is installed between a lower side of the mud separating plate and a flower pot; the water storage chamber is provided with water absorbing sponge; water pipesare installed at a left end and a right end of the water chamber; the water storage chamber is provided with a water inlet which is connected with the water pipes; a purifying chamber is opened insidethe pedestal. The invention has a simple structure and high comfortableness and is convenient to use; tea water can be utilize and the air is purified.

The invention discloses an inner wall cleaning device for a steam jet pump. The jet pump is arranged in a molten steel vacuum processor; the molten steel vacuum processor is communicated with an exhaust hole of a vacuum tank by a vacuum pipeline; along the vacuum exhaust direction, the jet pump comprises a first level jet pump, a second level jet pump and a third level jet pump; the pipeline of the motel steel vacuum processor is provided with a cleaning spraying mechanism. By adopting the technical scheme, under the condition of a limited site position, the invention provides the cleaning device for accumulated dust on the inner wall of the steam jet pump and solves the difficulties in the prior art; each cleaning point is controlled to start spraying and cleaning according to solenoid valves, an automatic water gun sprays water to clean a pipeline wall, the worker labor intensity is relieved, and the vacuum effect of molten steel is ensured; a nozzle positioned under a pump body is enabled not to be blocked; sewage generated by spraying and cleaning is drained as an drain pipe is arranged under the pump body.

A superconducting magnet low-temperature container conveying and supporting device comprises an inner container conveying support (4), a corrugated pipe sealing base (5) and an ejector rod (6). A taper hole is formed in the lower end of an inner cavity of the inner container conveying support (4). The corrugated pipe sealing base (5) comprises a tapered base (51), a corrugated pipe (52) and a sealing flange (53). The tapered base (51) is divided into a tapered section and a circular section. A taper angle of the taper section is the same as a taper angle of the taper hole of the inner cavity of the inner container conveying support (4). A circular hole is formed in the bottom of the circular section and used for containing the ejector rod. The inner container conveying support (4) is welded to an inner container bottom plate (1). The corrugated pipe sealing base (5) is fixed to a vacuum container bottom plate (3) through the sealing flange (53). The ejector rod (6) is rotationally inserted into the tapered base (51) and pushes the corrugated pipe sealing base (5) to move until the tapered base (51) is inserted into the taper hole in the inner cavity of the inner container conveying support (4) to make close contact with the taper hole.