144results about How to "Export smoothly" patented technology

The invention relates to the field of face mask production equipment, in particular to a face mask body making machine. The face mask body making machine comprises a feeding mechanism, a frame, a printing mechanism, a fixed nose bridge strip mechanism, a pattern mechanism, a cutting mechanism, a waste material collecting mechanism and a discharging mechanism, wherein the feeding mechanism is used for feeding non-woven fabrics and nose bridge strips; the printing mechanism is used for printing on the non-woven fabrics; the fixed nose bridge strip mechanism is used for welding the nose bridge strips on the non-woven fabrics; the pattern mechanism is used for molding patterns on the non-woven fabrics; the cutting mechanism is used for cutting corners of the non-woven fabrics on which the patterns are molded; the waste material collecting mechanism is used for recovering waste scraps; the discharging mechanism is used for discharging finished face masks; the printing mechanism, the fixed nose bridge strip mechanism, the pattern mechanism, the cutting mechanism, the waste collecting mechanism and the discharging mechanism are all arranged above the frame, and are all positioned behind the feeding mechanism. The face mask body making machine has high production efficiency, and has contribution to improvement of the face mask quality.

The invention relates to the field of vending machines, and discloses a storage tray cooperating with a lifting mechanism for delivery conveniently. Multiple mutually independent storage cases are arranged on the storage tray, all the storage cases can be used for storing to-be-sold cargoes of the vending machine, and first openings allowing the lifting mechanism to penetrate through from bottom to top are formed in the bottoms of the storage cases. The invention further discloses a storage mechanism of the vending machine, and the storage mechanism comprises the storage tray. In the deliveryprocess, after the storage tray rotates the pre-delivery cargoes to the delivery position, due to the fact that the first openings are formed in the storage cases, the lifting mechanism can penetratethrough the storage cases from bottom to top through the openings to lift the cargoes in the storage cases, and then continue to move upwards to make the cargoes delivered to a delivery port formed inthe top; by means of the first opening, it is guaranteed that the lifting mechanism can export the cargoes in the storage cases out smoothly and rapidly.

The invention relates to a horizontal parting iron-type sand covering modeling system which comprises an upper iron-type die, a lower iron-type die and a template system, wherein the template system consists of a pouring gate system model, a template, a feeding head model, a ball casting model and a positioning pin, wherein at least one ventilating needle is fixedly mounted at the upper end of the feeding head or ball casting model; the shapes and the sizes of the ventilating needles are the same. By the adoption of the structure, the at least one ventilating needle is fixedly mounted at the upper end of the feeding head or ball casting model, and the shapes and the sizes of the ventilating needles are the same, so that ventilating holes which are same in shape and size can be automatically formed in a sand covering layer during modeling.

The invention relates to a low-voltage efficient motor high heat conduction and insulation structure and a manufacturing method thereof. The insulation structure in a motor comprises a stator iron core, a slot wedge, and motor insulation paper, wherein the stator iron core is a high heat conduction stator iron core with a winding, the iron core is of a high heat conduction compound insulation paste impregnating insulating structure, the slot wedge is of a high heat conduction drawing slot wedge insulation structure, and the motor insulation paper is high heat conduction compound insulation paper. The method for manufacturing the high heat conduction compound insulation paste, a drawing slot wedge, the high heat conduction compound insulation paper and the high heat conduction stator core dipping with the winding is provided according to the insulation structure. Due to the fact that the high heat conduction insulation compound paste is used in the low-voltage motor stator iron core, the slot wedge and the motor insulation paper, the heat conduction coefficient of the low-voltage motor can be improved to 0.3-0.4163W/(m. k), and the insulation meets the F level and H level motor insulation requirements. The purposes of reducing the motor loss, improving efficiency and reducing the heat emitting quantity and temperature rising are achieved. The stability and the reliability of working of the machine can be improved, and the service life of the motor is prolonged.

The embodiment of the invention provides an electromagnetic shielding film, a circuit board and an electromagnetic shielding film preparation method; the electromagnetic shielding film comprises a first shield layer, a second shield layer, a glue film and a plurality of convex particles; the first shield layer comprises a first surface and a second surface arranged in opposite; the second surfaceis a flat surface; the plurality of convex particles are attached to the second surface of the first shield layer; the second shield layer is configured on the second surface of the first shield layer, and covers the plurality of convex particles, thus forming convex portions, matched with the convex particles, on the outer surface of the second shield layer, and forming gentle portions on other positions; the glue film is configured on outer surface of the second shield layer, so the convex portions can ensure the shield layer to smoothly penetrate the glue film in lamination, thus ensuring interference charges to be normally conducted; in addition, the gentle portion of the second shield layer can reduce the insert loss in usage process; the electromagnetic shielding film is suitable forultrahigh frequency transmission.

The invention discloses an efficient anaerobic reactor resistant to high-concentration sulphate and a method for treating wastewater using the efficient anaerobic reactor, and belongs to the technical field of biological sewage treatment. The invention aims at providing an efficient, stable and hydrogen sulphide toxicity impact resistant anaerobic reactor. The efficient anaerobic reactor disclosed by the invention comprises an internal-circulation anaerobic reactor, a gas guide tube, a reflux gas tube, a gas collection tank, a complexing iron oxidation tower and a water sealing tank, and is an anaerobic reactor with a desulfuration jet flow combining the internal circulation of a liquid and the external circulation of a gas. The process for treating wastewater using the efficient anaerobic reactor is achieved through an efficient anaerobic reaction system, an H2S removal system and a reflux gas pipeline system. Separated H2S is oxidized into an S elementary substance resource by complexing iron for recycling, the gas after H2S is removed enters the reactor through the reflux gas tube to promote removal of H2S, and the treated wastewater finishes a wastewater anaerobic treatment process through an effluent weir. The efficient anaerobic reactor and the method disclosed by the invention are suitable for treating chemical wastewater containing high-concentration sulphate.

The invention discloses a guqin (a plucked seven-string Chinese musical instrument of the zither family), comprising a face plate and a bottom plate. The face plate comprises a first inner plate surface and a first outer plate surface. The first inner plate surface is provided with a dragon pool sound absorber and a phoenix pond sound absorber, and the structures of the dragon pool sound absorber and the phoenix pond sound absorber are the same and are characterized in that, a sound absorber and a connecting block are included, the cross section of the connecting block is in the shape of a trapezoid, the upper bottom surface of the connecting block is connected to the first inner plate surface, and the lower bottom surface of the connecting block is connected to the sound absorber. The bottom plate comprises a second inner plate surface and a second outer plate surface, and the second inner plate surface is laid with a felt layer. The guqin is advantageous in that, through the sound absorber shape and structure in a guqin face plate, a traditional mode is changed, and the effect of effectively increasing sound volume of the guqin can be achieved; the felt layer is added in the bottom plate, so that, in the time that the sound volume of the guqin is increased, tone quality is ensured; and a big breakthrough is made for a traditional guqin, and a guidance meaning in the development process of the guqin is provided.

To provide air-conditioning system which can air-condition a room with low electric power regardless of day or night by cooling outside air by using natural energy and efficiently storing the coldness in a thermal storage material while cooling the room with the cooled outside air and whose construction cost is low. Air-conditioning system utilizing natural energy is characterized by comprising a thermal storage chamber (27) formed under the floor; an intake air storage section (4) provided adjacently to the thermal storage chamber (27); an intake pipe (5) connected to the intake air storage section (4) and adapted for sucking outside air; an outside air cooling mechanism for cooling the outside air sucked through the intake pipe by using natural energy; an outside air supply pipe (7) for introducing the outside air cooled by the outside air cooling mechanism into the thermal storage chamber (27); a blower (8) for feeding the outside air cooled by the outside air cooling mechanism into the outside air supply pipe (7); and thermal storage material (6) housed in the thermal storage chamber and adapted for storing or releasing the coldness, and characterized in that the average particle diameter of the thermal storage material (6) is largeras the depth from a bottom surface (7a) of the thermal storage chamber (27) to a floor surface (20) is greater.

The invention discloses special insulating paint for an electrical equipment shell. The special insulating paint is prepared from the following raw materials in parts by weight: 20 to 30 parts of epoxy resin, 15 to 24 parts of phenolic resin, 12 to 21 parts of alkyd resin, 16 to 23 parts of hydrogen-containing silicone oil, 7 to 13 parts of xylol, 3 to 9 parts of nano diamond, 6 to 12 parts of modified diatomite, 2 to 5 parts of tetraisopropyl titanate, 1 to 4 parts of calcium lignosulfonate, 2 to 3 parts of lignocellulose, 2 to 4 parts of calcium stearate, 1 to 3 parts of polydimethylsiloxane, 2 to 5 parts of coupling agent, 1 to 2 parts of curing agent and 2 to 3 parts of flatting agent. The special insulating paint for the electrical equipment shell, disclosed by the invention, has goodheat-conduction performance, has good weather resistance and is applicable to various occasions.

The invention discloses an automatic salting device for pretreatment of a salt powder tube sample. The device comprises a storage mechanism, a material blocking mechanism, a rotating mechanism, a leading-in mechanism, a central controller, a rack and salt powder tubes covered and sealed by sealing covers, the lead-in mechanism comprises a recycling barrel and a sample tube set, when the device starts to be used, the mode is similar to the mode of feeding, clamping and loading bullets, the salt powder tubes are loaded into the storage mechanism, the storage mechanism can store a large number ofsalt powder tubes, and automatic feeding of the salt powder tubes is achieved in a rotating mode. After the salt powder tubes enter the rotating mechanism, the material blocking mechanism can be usedfor blocking the next salt powder tube from entering the rotating mechanism, conflict between the upper salt powder tube and the lower salt powder tube is avoided, the rotating mechanism can achieveautomatic uncovering of the salt powder tubes, salt powder of the salt powder tubes is guided out and added into the sample tube, and the poured salt powder tubes and the sealing covers fall into therecycling barrel. According to the scheme, the whole structure is compact, feeding, uncovering, leading-in and recycling are integrated, the automation degree is high, the salt adding efficiency is improved, and progress in the salt adding field is greatly promoted.

The embodiment of the invention discloses a method of redefining a manipulation display area of a screen. The method includes: acquiring a trajectory of continuous sliding on the original screen afterdetermining that the manipulation display area of the screen needs to be redefined; determining two end points of the trajectory of continuous sliding to obtain first coordinates, second coordinatesand a straight line connecting the first coordinates and the second coordinates; and using a closed area, which is surrounded by the first coordinates and the second coordinates, as a new manipulationdisplay area on the original screen when the straight line conforms to a preset determination rule. At the same time, the embodiment of the invention also discloses a device of redefining the manipulation display area of the screen.

The invention discloses a punching scrap outputting device, and relates to the technical field of punching equipment. The device comprises a material holding plate which is arranged above a worktable and positioned under a lower die holder, wherein one end of the material holding plate extends out of the edge of the worktable and is used as a discharging end; the other end of the material holding plate is connected with a positioning pin sleeve; a pin shaft is mounted in the positioning pin sleeve in an inserting manner; the pin shaft is hinged to a vertically-arranged lifting rod; the lifting rod penetrates through a lower die and is connected with a guide sleeve fixed on an upper template; and limiting structures are respectively arranged on the lifting rod and the guide sleeve. According to the punching scrap outputting device disclosed by the invention, the problem that existing punching scraps cannot be output in time is solved.

The invention discloses a crystallizing material discharging valve. The crystallizing material discharging valve comprises a spiral hand wheel, a valve barrel body and a discharging opening. The crystallizing material discharging valve is characterized in that the spiral hand wheel (7) comprises a lead screw (5), and a disc shaped handle (8) fixedly mounted on the lead screw (5); a sealing device (4) is mounted on the lead screw (5); a valve barrel body (3) tightly sleeves the sealing device (4); a valve rod seat (6) at one end of the valve barrel body (3) is used for fixing the lead screw (5) on the valve barrel (3); a valve seat (2) is fixed on the valve barrel body (3); a reversed Y shaped discharging tube (9) is connected to the lower end of the valve barrel body (3); a valve plug (1) is mounted on the other end of the lead screw (5). According to the valve, the spiral hand wheel rotates to pull forwards and backwards to compress the rubber valve plug so as to control the materials to be guided out from the discharging pipe; the sealing device can prevent the materials from overflowing from the spiral hand wheel; the valve is connected with a device through the valve seat; the structure and operation of the original device cannot be influenced.

The invention discloses an excavation operation method for a garbage heap body. The excavation operation method comprises the following method steps of site investigating, engineering risk eliminating, excavation operating, slope controlling, safety measuring, precipitation water diversion measuring, air diversion measuring, water filtration measuring, heap body covering, rain and pollution dividing, and sterilizing and deodorizing. According to the excavation operation method for the garbage heap body, the sufficient site investigation work is conducted before excavation, the appropriate measures are conveniently adopted to avoid risks, leachate of the garbage heap body can be effectively guided by arranging a leachate guiding and exhausting blind pit, smooth guiding of the buried air iseffectively ensured by arranging a drilling and air guiding well, and the safety of the workers is ensured; the water in the garbage is filtered by arranging a water filtering table so that transferring of the garbage is facilitated, reasonable and standardized excavation operation is conducted on a landfill, the safety risks are effectively avoided, other buildings can be reconstructed at the landfill, the reasonable disposal of the landfill can be achieved, meanwhile, the problem of urban land tension can also be solved.

The invention discloses a multi-functional molding machine for air hoses. The molding machine comprises a rolling machine, a shrimp bending machine and a hooping machine, wherein the rolling machine is used for bending and molding a mental plate; the shrimp bending machine is used for connecting and molding scattered curved air hose segments; the hooping machine is used for connecting a plurality of air hose components constituted by scattered air hoses. Through the adoption of the molding machine, the bending and molding of the air hoses, the connecting and molding of the curved segments of the air hoses and the connecting of the air hose components can be completed at a time, so that the machine structure and the operation procedure are greatly simplified; by arranging caterpillar bands on a feeding roller, the phenomenon that the mental plate is propped against a lower roller is effectively eliminated, so that the mental plate can be smoothly guided out; the structural arrangement of the shrimp bending machine realizes that when the suppressing shapes of the end parts of the curved segments of the air hoses need to be changed, the shrimp bending machine is not needed to be complexly adjusted, and two kinds of shapes required can be achieved by simply veering or reversing a motor through pressing; the molding machine is compact in structure, smaller in size and convenient to be taken to a construction field for use, the transportation cost is greatly reduced, and the working efficiency can be effectively improved.

The invention relates to a high-speed air floatation turbine device, mainly comprising a turbine disk, an end cap of the turbine disk, a hollow shaft, an air flotation bush, a bearing front cap and a bearing rear cap; among the components, the hollow shaft rear is provided with a shaft shoulder; the clearance of the shaft shoulder is embedded between the end cap of the turbine disk and the air floatation bush in a matching way; the front circumference of the end cap of the turbine disk is provided with an axial air floatation supporting air inlet that communicates an intake chamber of floating air to the back end surface of the shaft shoulder of the hollow shaft, and the rear circumference of the air flotation bush is provided with an axial air floatation supporting air inlet that communicates the intake chamber of floating air to the front end surface of the shaft shoulder of the hollow shaft. The device is the highly innovative high-speed air floatation turbine device, and has the advantages of compact structure, scientific and reasonable design, high reliability and long service life; and by providing radial and axial stable support for the hollow shaft by floating air, the device is effectively ensured to operate smoothly at high speed.

The invention discloses a positive electrode of a crystalline silicon solar cell. The positive electrode comprises a plurality of auxiliary grid lines arranged at intervals along a first direction and M fine grid lines arranged at intervals along a second direction. The fine grid lines are in electrical connection with the auxiliary grid lines. The width of each fine grid line is 0.10-0.25mm, wherein M=10-20. Each fine grid line is provided with N welding contact points arranged at intervals. The welding contact points are arranged on the fine grid lines in a laminated mode, and are electrically connected with the fine grid lines. The shapes of the welding contact points are elliptical. The scope of lengths of the short edges of the ovals are 0.2-1mm. The length of the short edge of each oval is greater than the width of each fine grid line. N=5-15. The positive electrode structure can achieve a purpose of reducing a shading area and guaranteeing smooth leading-out of currents.

The invention relates to an efficient heat-conducting heat pipe reactor fuel element. The fuel element comprises a nuclear fuel, a cladding pipe, a heat pipe and a heat conduction ring. The cladding pipe comprises an inner wall and an outer wall which are arranged in a sleeved manner, the heat pipe is arranged in an inner hole of the inner wall, and the heat conduction ring sleeves the heat pipe and is located between the heat pipe and the inner wall. A plurality of axial heat conduction plates and a plurality of radial heat conduction plates are arranged between the inner wall and the outer wall of the cladding pipe, the cladding pipe is divided into a plurality of fuel areas used for being filled with the nuclear fuel by the axial guide plates and the radial guide plates, and stress release grooves are formed in the axial guide plates. According to the efficient heat-conducting heat pipe reactor fuel element, the nuclear fuel is arranged in the cladding pipe, and nuclear heat generated by operation is transferred to the heat pipe through the wall of the cladding pipe; the axial and radial heat conduction plates are arranged in the cladding pipe and are used for assisting efficient heat conduction; the heat pipe is arranged in the center of the fuel element and is used for guiding heat of a reactor core out of the reactor; and the heat conduction ring is arranged between the heat pipe and the cladding pipe, and contact heat transfer between the heat pipe and the cladding pipe is achieved.

The invention discloses an environment-friendly heat treatment system. The environment-friendly heat treatment system comprises a first time heating furnace, a buffer chamber, a sprinkling device, a second time heating furnace, a third time heating furnace and at least one dust collection device; the first time heating furnace comprises a first heating chamber which is provided with a heater; the buffer chamber is connected with the first heating chamber which can provide for a flue gas velocity buffer; the sprinkling device comprises a funnel-shaped sprinkling plate which is connected with the buffer chamber and arranged on a rotating base; the second time heating furnace comprises a second heating chamber which is connected with the sprinkling plate and a heater; the third time heating furnace comprises a third heating chamber which is arranged under the second heating chamber and connected with a heater; the dust collection device comprises a dust collection chamber which comprises an inlet, an outlet and a smoke outlet; the inlet is connected between the second heating chamber and the third heating chamber; the outlet of the dust collection chamber is connected under the third heating chamber and provided with a direction valve and a conveyor. According to the environment-friendly heat treatment system, the applicability is good and the consistent efficient environment-friendly treatment can be achieved.

The invention discloses a crystalline silicon solar cell, which comprises a cell body, a front electrode and a back electrode, wherein the front electrode is located on the front surface of the cell body; the back electrode is located on the back surface of the cell body; the front electrode comprises a plurality of secondary grid lines which are arranged along the first direction at intervals; the front electrode also comprises M fine grid lines which are arranged along the second direction at intervals; the widths of the fine grid lines are 0.10-0.25mm; spaced N welding contacts are also arranged on each fine grid line; the welding contacts are arranged on each fine grid line in a laminated manner, and are squares; the range of the edge lengths of the welding contacts is 0.2-1mm; the edge lengths of the welding contacts are greater than the widths of the fine grid lines; the back electrode comprises N*M electrode units; the electrode units correspond to the welding contacts one by one; and the lengths of the electrode units in the first direction and the second direction are not smaller than the side lengths of the welding contacts in the corresponding directions separately.

The invention relates to the field of chain production devices and discloses a chain automatic running-in oiling machine. The chain automatic running-in oiling machine comprises a rack (1), a chain transmission mechanism, an oiling mechanism and a control mechanism. The chain transmission mechanism is arranged on the top surface of the rack to guiding a chain (2) into and out of the oiling mechanism. The control mechanism is used for controlling operation of the chain transmission mechanism and the oiling mechanism. The oiling mechanism comprises an oil tank (3), electric heat couplings (4), oil tank rollers (5) and an air knife. The oil tank is arranged in the rack and is internally provided with the multiple vertical oil tank rollers used for transporting the chain and electric heat couplings. The air knife is arranged at a chain outlet in the oil tank, and after being guided out of the oil tank, the chain penetrates through the air knife. According to the chain automatic running-in oiling machine, automatic oiling of the chain can be achieved, the working efficiency is high, the oiling and deoiling effects are good, energy consumption is low, and the cost can be reduced.

The invention discloses a dual-layer gas pipe, and a connection structure and a manufacturing method thereof. The dual-layer gas pipe comprises an inner joint, an outer joint and a connection body. The head end of the inner joint is connected with the tail end of an inner-layer pipe. The head end of the outer joint is connected with the tail end of an outer-layer pipe. The tail end of the outer joint is connected with the outer wall of the inner joint. A first cavity is formed between the inner wall of the outer joint, the inner joint and part of the outer wall of the inner-layer pipe. A gas guide hole is formed in the part, forming the first cavity, of the wall of the outer joint. The outer joint is inserted into an external connecting piece. A second cavity is formed between the inner wall of the external connecting piece and the outer wall of the outer joint and at the position of the gas guide hole. The outer-layer pipe is sleeved with the connection body, and the connection body is used to be detachably connected with the external connecting piece. According to the dual-layer gas pipe, and the connection structure and the manufacturing method thereof, the structure is simple,and the requirements on installation are common; the inner-layer pipe and the outer-layer pipe can be used in cooperation with steel pipes as well as metal hoses, and the adaptability to different application occasions is high; the requirement on the processing accuracy is not high, and the processing cost and the material cost are low; and no throttling is carried out on a guide-out part for thegas which leaks out, and therefore, the gas can be guided out smoothly and quickly.

The invention discloses an atomization device and belongs to the technical field of atomizers. The atomization device comprises a shell, a heating assembly and an outlet assembly; a first flue gas generation chamber and a second flue gas generation chamber are arranged in the shell side by side, a first air inlet and a second air inlet are formed in the shell, the first air inlet communicates withthe first flue gas generation chamber, and the second air inlet communicates with the second flue gas generation chamber; the heating assembly is located in the shell and is used for heating to atomize a medium in the first flue gas generation chamber and a medium in the second flue gas generation chamber; the outlet assembly is connected with one end of the shell, the outlet assembly comprises afirst air outlet channel and a second air outlet channel, the first air outlet channel communicates with the first flue gas generation chamber, and the second air outlet channel communicates with thesecond flue gas generation chamber. The atomization device has the function of independent air supply without mutual influence in the air supply process, so that the atomized gas in the first flue gas generation chamber and the second flue gas generation chamber can be ensured to be smoothly conveyed to the outlet.