34results about How to "Not suitable for damage" patented technology

The invention provides an automatic strawberry picking device based on the delta parallel mechanism, and belongs to the field of agricultural machines. The automatic strawberry picking device capableof achieving strawberry ridge culture comprises a supporting frame, a longitudinal moving device, a transverse moving device, the delta parallel mechanism, a picking execution device, an adsorbing device and a camera, wherein the longitudinal moving device and the transverse moving device are located at the upper end of the supporting frame, the delta parallel mechanism is located below the transverse moving device, the picking execution device is located below a movable platform of the delta parallel mechanism, and the adsorbing device is placed on the picking execution device. The suspensiontype is adopted in the automatic strawberry picking device, the occupied area is reduced, consequently the planting area is increased, more economic benefits are brought, and the automatic strawberrypicking device has the advantages of being capable of conducting automatic location and zero-damage pickup, high in efficiency, simple in structure and stable and reliable in work.

The invention which belongs to the field of logistics equipment technology relates to a horizontal tobacco carton sorting machine used in tobacco carton delivery operation, comprising a turn-over tobacco supplement device, a tobacco carton delivery mechanism which includes a conveying passage and a separated transportation mechanism, a tobacco carton sorting mechanism and a control system. The turn-over tobacco supplement device is arranged at the start end of the conveying passage of the tobacco carton delivery mechanism. The tobacco carton sorting mechanism is arranged at the terminal end of the separated transportation mechanism of the tobacco carton delivery mechanism. The whole structure of the machine is simple and reasonable. The style of tobacco supplement is simple, rapid and labor-saving, which reduces labor intensity and improves working efficiency. The sorting is flexible with a reliable precision, which seldom damages the tobacco carton and improves the sorting package quality. According to the requirements of the sorting business, the sorting system can be arbitrarily combined and installed by utilizing the horizontal tobacco carton sorting machine, so as to realize the automatic sorting of tobacco carton and high adaptability.

The invention relates to an automatic-door threaded rod of a railway vehicle and an anti-friction coating thereof as well as a spraying method of the anti-friction coating. The dry film thickness of the anti-friction coating is 15-25 micrometers, the flashing point of the coating is 110 DEG C, and the specific gravity of the coating is 1200+ / -60g / L; and the coating comprises the following components in percentage by weight: 1-6% of molybdenum disulfide, 10-28% of graphite, 1-3% of graphite fluoride, 2-8% of tungsten disulfide, 0-3% of molybdenum diselenide, 1-3% of nanometer diamond, 1-5% of silicon nitride, 2-8% of aluminium oxide, 0-3% of silica, 0-2% of antimony trioxide, 3-15% of silicon carbide, 0-1.5% of carbon nanotube, 10-16% of polyester resin, 15-30% of epoxy resin, 6-20% of acrylic resin and 0-8% of powder surface treating agent. The automatic-door threaded rod of the railway vehicle, which adopts the anti-friction coating, has good self-lubrication and abrasion performance; the production process is simple; and the production cost is low.

The invention discloses an easy-to-operate hollow sand cylinder sample preparation device and method. The sample preparation device comprises a base, an outer mold, an inner mold, a blanking assembly,a discharge compaction assembly and a tamping assembly, wherein the blanking assembly comprises an annular fixing plate, a rotary table is rotationally arranged in a through hole in the annular fixing plate, and a funnel is arranged below the rotary table; the discharge compaction assembly comprises a bearing plate, an annular pressure head and force transmission rods, a piston is arranged in theannular pressure head, and a sleeve rod is glidingly arranged outside each force transmission rod in a sleeving manner; the tamping assembly comprises a scale rod, and the scale rod is glidingly sleeved with a tamping rod. The sample preparation method comprises the following steps: the discharge compaction assembly is raised to a certain height along guide rods, sand is uniformly sprayed to theupper end face of the annular pressure head, the sand above the annular pressure head falls into the bottom of a sample cavity, the bottom of the annular pressure head is pressed above the sand in thesample cavity, and a rammer is dropped repeatedly.

The invention relates to an antifriction coating layer of a screw compressor, and in particular relates to a screw with a composite molybdenum disulfide antifriction coating layer for a dry type screw compressor. The thickness of a dry film of the antifriction coating layer is 30-50 microns; and the antifriction coating consists of 10-16% of polyester resin, 12-30% of epoxy resin, 6-10% of acrylic resin, 1-6% of molybdenum disulfide, 10-16% of graphite, 1-4% of graphite fluoride, 2-9% of tungsten disulfide, 0-3% of molybdenum diselenide, 1-3% of nano diamond, 1-15% of silicon nitride, 2-10% of aluminium oxide, 0-3% of silicon dioxide, 0-2% of antimony trioxide, 3-15% of silicon carbide and 0-1.5% of carbon nano tube based on the total weight. The antifriction coating layer provided by the invention has good wear resistance and corrosion resistance; and the screw with a composite molybdenum disulfide antifriction layer provided by the invention can guarantee the operation stability of the screw compressor in a dry state, improves the air quality of the compressor, and meets the harsh requirements on the air quality of compressor in the food production, the packaging industry, the pharmacy, the bioengineering, the electroplating industry, the automobile spraying industry and the textile industry.

The invention provides an integrated panel lock cylinder. The integrated panel lock cylinder is specifically characterized in that a door lock is composed of a double-fast indoor door lock body mechanism, a front panel, a rear panel, a half-section lock cylinder and a lock cylinder lock protector. The half-section lock cylinder is adopted, so that the price of the lock cylinder is reduced by half; and the panels are of a double-motion structure and can be lifted upwards and pulled downwards. Meanwhile, a lock body is improved, fast counter locking can be achieved through upward lifting, a door can be opened through downward pulling, raw materials are saved, and cost is reduced. Counter locking can be achieved through upward lifting inside the door and outside the door, the door can be fast opened through downward pulling inside the door, but when the door is in a counter locked state outside the door, the door can be opened only through a key. It is achieved that the door lock body, the front panel and the rear panel are a combination. Meanwhile, the lock cylinder is protected by the lock cylinder lock protector, so that the lock cylinder is not easily damaged by various behaviors. In addition, after the whole door lock is improved, multiple parts of a conventional door lock are omitted, so that raw materials are greatly saved, and the production cost of the door lock is also greatly reduced.

The invention discloses a method for breeding an high-yield ascomycin strain by performing femtosecond laser mutagenesis on streptomyces hygroscopicus ascomycota subspecies and a culture medium preparation method; the method comprises the following steps: at room temperature, mixing mature slant spores of the streptomyces hygroscopicus ascomycota subspecies (ATCC14891) and sterile water to obtain monospore suspension containing 106-107 spores per milliliter; irradiating the spore suspension for 1-10 min by using the titanium sapphire femtosecond laser with centre wavelength of 800 nm, pulse width of 150 fs and frequency of 76 MHz under a irradiation power of 10-30m W; properly diluting the spore suspension, coating on a solid panel to culture, then screening by using a shake flask to obtain a high-yield ascomycin mutation strain. The method provided by the invention has the advantages that the used femtosecond laser mutagenesis method is feasible and safe to operate; the mutation effect is better than that of the traditional physical and chemical mutagenesis method, and the femtosecond laser mutagenesis method has great popularization value in breeding of microorganism pharmaceutical strains; by using the femtosecond laser irradiation to perform the mutagenesis, the high-yield ascomycin mutation strain can be bred. The positive mutation rate of the mutation strain is 5-30%, and fermenting unit is improved by 10-60% in comparison with that of an original strain.

The invention discloses an enclosure experiment system suitable for nereis bioremediation. The enclosure experiment system comprises vertical bars and cross bars which form a rectangular frame by enclosing, and two ends of each vertical bar extend out of the rectangular frame; a surrounding net is arranged on the side face of the enclosure experiment system; the top face of the enclosure experiment system is provided with a sunshade net, the side faces of enclosure experiment system are provided with entrances, and a polyethylene lining net is arranged on the inner side of each entrance. The invention further discloses a construction method of the enclosure experiment system suitable for nereis bioremediation. The enclosure experiment system suitable is adopted for nereis remediation of tidal flat habitat, and good effect is obtained. The enclosure experiment system is simple to install and low in cost, the nereis is protected effectively and cannot escape, and convenient is brought to people to get in for sampling due to the arranged personal entrances. The main components are made of wooden poles and bamboo poles, so that the enclosure experiment system is good in flexibility, convenient to transport and not easy to damage.

The invention discloses a method for mounting pictures or photographs. The method comprises the following processes of: providing pictures or photographs; covering glue on the pictures or the photographs for curing, scraping the glue radially by using a scraping plate from the center to the periphery, and ensuring constant speed, smoothness and no bubbles in the process of scraping the glue; putting a transparent panel for sizing treatment on the pictures or the photographs, and extruding at the constant speed by a cold press to perform adhesive bonding; curing the pictures or the photographsunder a purple light curing lamp or sunlight flatly at the temperature of between 25 and 30 DEG C for 30 minutes; preparing double-faced adhesive tapes on the reverse sides of the cured pictures or the cured photographs by using a cold laminating machine, and pressing the pictures or the photographs on a lining plate; cutting, and grinding edges integrally; and arranging a hanging piece or a support piece on the lining plate, and drying naturally. The method has the advantages of environmental protection, attractive appearance, beautiful frames, good perspective, long color duration, flat andsmooth edges, firmness, difficult damage, simple and easy installation and invisibility, and has extremely high ornamental value and collection value.

The invention discloses an experimental mouse caudal vein micro injector, which comprises a syringe tube, a push rod, an electric pushing block, an electronic pump, a syringe needle base, a soft hose and a syringe needle, wherein the push rod is arranged in the syringe tube in a movable mode; and a micro flow meter is arranged on the electronic pump. The back end of the micro flow meter is connected to the syringe tube; the front end of the micro flow meter is provided with the flexible soft hose; the front end of the flexible soft hose is connected to the syringe needle base; the needle head is detachably arranged at the front end of the syringe needle base; and the syringe tube is detachably arranged on the electronic pump. A motor and a toothed strip are arranged on the electronic pump; the motor is meshed with the toothed strip by virtue of a gear; the electronic pushing block is arranged on the toothed strip; a sliding guide rail is arranged on the electronic pump; a display screen, a timer and a pushing block sliding cavity are arranged on the electronic pump; the display screen and the micro flow meter are connected; the timer and the motor are connected; and flow regulating buttons are arranged on the display screen. With the implementation of the micro injector disclosed by the invention, it can precisely control an injection speed and conduct metering, which is conducive to the accuracy of experimental results; the syringe needle does not easily become fallen and blood vessels are not easily damaged;and caudal vein injection can be completed by one person; therefore, the micro injector is labor-saving and is convenient to operate.

The invention discloses a novel plant tissue culture flask. The novel plant tissue culture flask comprises a flask hood and a flask cylinder. The flask hood is detachably connected to the upper portion of the flask cylinder in a sealing mode. The flask hood comprises a cylindrical flask body and an arc top integrally formed with the flask body. An air inlet pipe is arranged in the middle of the arc top, and an air outlet pipe is arranged on the flask body. The height of the flask cylinder is 1 / 3-1 / 2 that of the flask body, and a flask holder is connected to the bottom of the flask cylinder. An internal thread segment is arranged on the flask body, and the flask cylinder is provided with an external thread segment meshed with the internal thread segment. The air inlet pipe and the air outlet pipe are both provided with a detachable micropore bacterial filter. Pipe ports of the air inlet pipe and the air outlet pipe are provided with circular-truncated-cone-shaped closing covers connected through a flexible piece. The combined split closed culture flask is designed, the flask hood and the flask cylinder are of a split structure, the size of the flask cylinder is equal to a pipe diameter, when operation, experimental recording and photographing and acclimatization and transplanting are needed, the flask hood and the flask cylinder are separated, and the novel plant tissue culture flask has the advantages that operation can be conveniently performed under direct vision, and roots, stems and leaves of plants cannot be easily damaged.

An antistaling film (bag) for fresh garlic cloves is prepared from polyvinyl chloride resin, dioctyl phthalate, dioctyl decanedionate, octyl epoxy soybean oleate, phosphite, calcium stearate, zinc stearate, stearic acid, paraffin wax and nano-class active calcium carbonate through proportionally mixing, high-temp kneading, single-screw extruding out and blow moulding.

The invention provides an outdoor ring main unit storage case comprising a bottom plate, a case body arranged on the bottom plate and a case top arranged at the top of the case body. Retractable lift rods are arranged on the front side surface and the rear side surface of the bottom plate; the heads of the retractable lift rods are semi-circular in shape; the front side of the case body is provided with a case door; the case door comprises a first door leaf, a second door leaf, and a third door leaf arranged from left to right; the right portions of the bottom and the top of the inner side of the first door leaf are provided with door bolts; the first door leaf is in hinge joint with the second door leaf through hinges; the right portion of the bottom of the inner side of the second door leaf is provided with a limiter; the right portion of the bottom of the inner side of the third door leaf is provided with a limiter; the middle portions of the bottoms of the first door leaf, the second door leaf and the third door leaf are provided with ventilation openings; arc-shaped stop pieces are arranged on the outer sides of the ventilation openings. The outdoor ring main unit storage case is reasonable in structural design, is durable, facilitates loading and unloading of transportation, is low in production cost and is safety to use.

The invention relates to a medical isolation shoe cover and a manufacturing method thereof. The medical isolation shoe cover comprises a shoe sole, a vamp arranged on the shoe sole and a leg sleeve integrally formed with the vamp. The sole, the vamp and the leg sleeves are made of waterproof and anti-leakage materials; an upper elastic band is arranged on the top edge of the leg sleeve, and a lower elastic band is arranged at the joint of the vamp and the leg sleeve; the shoe sole comprises a shoe sole surface, a shoe sole lining and more than one wear-resistant layer arranged between the shoesole surface and the shoe sole lining, is not easy to damage when being worn, is convenient to integrally put on and take off, is not easy to fall off, can meet the daily use and wearing requirementsof medical staff, has a strong isolation effect, and is convenient to process and high in production efficiency by adopting the manufacturing method.

The invention relates to a decoration material, and discloses glass used for ground decoration.The glass comprises an elastic body.The elastic body is provided with first tempered glass, a first steel wire net, an anti-impact layer, a second steel wire net, an oil paint protective layer, an oil paint layer, a transparent glaze material layer and surface tempered glass in sequence from inside to outside.The surface tempered glass is provided with a circular protrusion and further provided with an anti-skid layer.The transparent glaze material layer, the surface tempered glass and the anti-skid layer are transparent.The first tempered glass, the first steel wire net, the anti-impact layer, the second steel wire net and the oil paint protective layer form an anti-impact assembly, so that the problem that the second steel wire net tears the oil paint layer when impacted is prevented, and the problem that the oil paint layer is discolored when affected by damp is prevented.The whole impact resistance is enhanced by the elastic body, and therefore the glass used for ground decoration will not be damaged when impacted; the color is more gorgeous and richer due to the cooperation of the transparent glaze material layer and the oil paint layer; the surface of the glass used for ground decoration is resistant to skid.

The invention is an open type ring flange for fastening a high-pressure oil tube. Below a matching surface (4) of a cast and formed flange body (3), namely the internal wall at the lower end of the flange body (3) is provided with a ring-shaped sealing groove (2); and the upper end of the flange body (3) is a reinforcing rib (5) integrated with the flange body (3) into a whole. The open type ring flange has higher integrative strength, is difficulty to damage, has longer service life and higher manufacturing productivity, saves raw materials, and guarantees that the pipeline and a hydraulic oil cylinder are closed more tightly and firmly.

The invention provides a novel bearing puller. The bearing puller comprises a puller body, stop iron, a jack and two screws; an avoiding groove is formed in the puller body; a motor shaft is sleeved with the avoiding groove; the puller body adopts the integrally-formed structure in the axially symmetric shape; two screw holes are axially symmetrically formed in the puller body; the jack is arranged on the stop iron; and one end of each screw is connected with the stop iron, and the other end is connected with one screw hole of the puller body. During dismounting operation, the novel bearing puller is assembled, the end surface of the puller abuts against the end surface of a to-be-disassembled part, an ejection shaft of the jack abuts against the motor shaft, the jack is driven, and the puller pulls the to-be-disassembled part out of the motor shaft. The puller is solid and firm in structure, uniform in stress and relatively high in structural strength, parts on large electromechanicalequipment can be dismounted easily, the contact surface of the motor shaft can be kept smooth, the shaft surface is not damaged, and the service life can be prolonged effectively.

The invention discloses a production method of traditional Chinese medicine material analytic specimen, which comprises production and assembling methods of a specimen substance of the specimen, a vertical-type transparent carrier and a material card. The production method is characterized by being suitable for experiment teaching of multiple subjects and exhibition of a specimen room; relevant treatment such as breaking of tissues of traditional Chinese medicine material is not required, and the characteristics having identification significance of the traditional Chinese medicine and the counterfeits can be directly observed in the specimen; text materials and picture materials of relevant subjects such as science of traditional Chinese medicines, medicobotany, identification of traditional Chinese medicines, pharmacognostics, the science on traditional Chinese medicine processing, and the like can be directly read from a specimen book without looking for relevant books; and the identification key points of traditional Chinese medicine materials can be quickly mastered, the application range of the specimen substance can be enlarged, and the application rate of the specimen substance can be improved. At the same time, the traditional Chinese medicine material analytic specimen has the characteristics of convenience in carrying, less storage and exhibition space, longer service life of the specimen substance, and the like.

The invention discloses a thermal forming flat cable bending machine. The thermal forming flat cable bending machine comprises an operating platform. A positioning pressing mechanism is arranged on the surface of the operating platform. A bending push block is arranged on one side of the positioning pressing mechanism. A heating assembly is arranged in the bending push block. A bending die core is arranged between the bending push block and the positioning pressing mechanism. A forming push block is arranged above the bending die core. The forming push block is arranged in a groove-shaped plate. L-shaped sliding ways are symmetrically arranged on the two side edges of the groove-shaped plate. Wheel bearings are arranged on the two sides of the forming push block and arranged in the corresponding L-shaped sliding ways. A second linear sliding rail sliding in the X-axis direction is arranged on the top of the forming push block. The second linear siding rail is connected with a second air cylinder arranged in the Y-axis direction. The second air cylinder and the groove-shaped plate are both fixedly arranged on a support, and the support is fixed to the operating platform. The design is reasonable, a flat cable is formed at a time through automatic clamping and heating bending, efficiency is improved, and the yield is stable.

The invention which belongs to the field of logistics equipment technology relates to a horizontal tobacco carton sorting machine used in tobacco carton delivery operation, comprising a turn-over tobacco supplement device, a tobacco carton delivery mechanism which includes a conveying passage and a separated transportation mechanism, a tobacco carton sorting mechanism and a control system. The turn-over tobacco supplement device is arranged at the start end of the conveying passage of the tobacco carton delivery mechanism. The tobacco carton sorting mechanism is arranged at the terminal end of the separated transportation mechanism of the tobacco carton delivery mechanism. The whole structure of the machine is simple and reasonable. The style of tobacco supplement is simple, rapid and labor-saving, which reduces labor intensity and improves working efficiency. The sorting is flexible with a reliable precision, which seldom damages the tobacco carton and improves the sorting package quality. According to the requirements of the sorting business, the sorting system can be arbitrarily combined and installed by utilizing the horizontal tobacco carton sorting machine, so as to realize the automatic sorting of tobacco carton and high adaptability.

An integrated panel lock cylinder. Specifically include: the door lock is composed of a double-fast indoor door lock body mechanism, a front panel, a rear panel, a half-section lock cylinder, and a lock cylinder protector. The present invention adopts a half-section lock cylinder, which saves half the price of the lock cylinder, and the panel adopts a double-active structure, which can be lifted up and down. At the same time, the lock body is modified, and the lock can be quickly reversed by lifting it up, and the door can be opened by pulling it down, saving raw materials and reducing costs. Lifting up the inside and outside of the door can unlock it, and pulling it down inside the door can quickly open it, but when the door is locked outside, you must use a key to open it. The present invention also realizes that the lock body of the door lock is a combined body with the front and rear panels. At the same time, the lock cylinder is protected by the lock cylinder protector, and the lock cylinder should not be damaged by various actions. In addition, after the integral door lock of the present invention is modified, many parts of the conventional door lock are omitted, raw materials are greatly saved, and the production cost of the door lock is greatly reduced.

The invention discloses a method for mounting pictures or photographs. The method comprises the following processes of: providing pictures or photographs; covering glue on the pictures or the photographs for curing, scraping the glue radially by using a scraping plate from the center to the periphery, and ensuring constant speed, smoothness and no bubbles in the process of scraping the glue; putting a transparent panel for sizing treatment on the pictures or the photographs, and extruding at the constant speed by a cold press to perform adhesive bonding; curing the pictures or the photographsunder a purple light curing lamp or sunlight flatly at the temperature of between 25 and 30 DEG C for 30 minutes; preparing double-faced adhesive tapes on the reverse sides of the cured pictures or the cured photographs by using a cold laminating machine, and pressing the pictures or the photographs on a lining plate; cutting, and grinding edges integrally; and arranging a hanging piece or a support piece on the lining plate, and drying naturally. The method has the advantages of environmental protection, attractive appearance, beautiful frames, good perspective, long color duration, flat andsmooth edges, firmness, difficult damage, simple and easy installation and invisibility, and has extremely high ornamental value and collection value.

A process for preparing the plant exsicata includes such steps as picking up the plant specimen, taking its photo, coating film on its surface, pressing, fixing it on hard paper, arranging its color photo at the corner on said hard paper, and vacuum sealing of them in transparent plastic bag.

The invention discloses a shutter baffle door provided with a sealing device and belongs to the field of smoke gas treatment devices. The shutter baffle door comprises a door frame, at least one rotating shaft arranged on the door frame, and a baffle driven by the rotating shaft, wherein the inner edge of the door frame is wound with a flexible sealing piece; a cavity is defined between the flexible sealing piece and the inner edge of the door frame; the door frame is provided with a first air pipe communicated with the cavity; an open slot matched with the flexible sealing piece is arranged around the outer edge of the baffle; the door frame is provided with a second air pipe running through the flexible sealing piece and communicated with the open slot, and the second air pipe is tightly matched with the flexible sealing piece. The shutter baffle door is used in an air inlet flue, an air outlet flue and a bypass flue in a flue gas desulfurization device, and is good in sealing effect, simple in structure and convenient to operate.

The invention relates to an antifriction coating layer of a screw compressor, and in particular relates to a screw with a composite molybdenum disulfide antifriction coating layer for a dry type screw compressor. The thickness of a dry film of the antifriction coating layer is 30-50 microns; and the antifriction coating consists of 10-16% of polyester resin, 12-30% of epoxy resin, 6-10% of acrylic resin, 1-6% of molybdenum disulfide, 10-16% of graphite, 1-4% of graphite fluoride, 2-9% of tungsten disulfide, 0-3% of molybdenum diselenide, 1-3% of nano diamond, 1-15% of silicon nitride, 2-10% of aluminium oxide, 0-3% of silicon dioxide, 0-2% of antimony trioxide, 3-15% of silicon carbide and 0-1.5% of carbon nano tube based on the total weight. The antifriction coating layer provided by the invention has good wear resistance and corrosion resistance; and the screw with a composite molybdenum disulfide antifriction layer provided by the invention can guarantee the operation stability of the screw compressor in a dry state, improves the air quality of the compressor, and meets the harsh requirements on the air quality of compressor in the food production, the packaging industry, the pharmacy, the bioengineering, the electroplating industry, the automobile spraying industry and the textile industry.