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35results about How to "Guaranteed to be used multiple times" patented technology

Oxygen tank

The invention provides an oxygen tank which comprises an oxygen storage container, a control part and a moisturizing part, wherein the moisturizing part comprises a moisturizing body, an internal cavity gap and a moisturizing part shell, wherein at least part of the moisturizing part is an internal wall of the internal cavity gap, and dried oxygen takes away water moisture on the surface when passing by the surface of the moisturizing body to complete the moisturizing process. The oxygen tank provided by the invention increases an oxygen moisturizing function for a portable oxygen device, the surface of the moisturizing body has no liquid drops, and the dried oxygen is only blown over the surface of the moisturizing body, so that the risk of producing aerosol is completely removed and the safe moisturizing of the oxygen is implemented, and meanwhile, the oxygen tank has the advantage of simple operation, as a result, the requirement of oxygen uptake of an outdoor sportsman, an old man or a student is well met.
Owner:BEIJING WANSHENG RENHE TECH

Welding lifting hook with good anti-stripping property

InactiveCN108083099APrevent looseningGuaranteed anti-shedding effectLoad-engaging elementsPower flowHigh volume manufacturing
The invention discloses a welding lifting hook with good anti-stripping property, wherein the welding lifting hook includes a hook body and a round head. The round head is located at the tail end of the hook body and is fixedly connected with the hook body; a rotating shaft is arranged at one end of the outer wall of the hook body, and one end of the rotating shaft is rotatingly connected with ananti-stripping device; a fixing hole is arranged on the surface of one end of the anti-stripping device; a clamping groove is arranged at the inner side of the round head. With the arrangement of a fixing rod, the anti-stripping device can be fixed, so a condition of looseness of the anti-stripping device is prevented, at the same time, the influence of external factors on the anti-stripping device can also be prevented, and the anti-stripping property of the lifting hook is ensured; because a lifting ring is made of an insulation material, electric shock accidents and burned damage of cranesand appliances caused by poor ground connection of welding current can be effectively prevented, and accidents caused by electric shock and leakage are prevented; through arrangement of transverse reinforcing ribs and vertical reinforcing ribs, the structural strength of the hook body can be strengthened, and local deformation and fracture of the hook body cannot appear in the process of use, so the lifting hook is suitable for mass production and use.
Owner:合肥市春华起重机械有限公司

High-strength air guiding plate of air conditioner

The invention discloses a high-strength air guiding plate of an air conditioner. The air guiding plate comprises a first plate body, a second plate body and installation hooks, through holes and groove openings are formed in the upper end surface of the first plate body, and the groove openings are formed in two sides of the through holes; baseplates are buckled with two ends of the first plate body. Through the mounted first plate body and the second plate body, the strength of the air guiding plate is obviously higher than a single-layer plate body, and the strength of the air guiding platecan be effectively improved; meanwhile, due to the fact that reinforcing ribs are mounted in the second plate body, the structural strength of the air guiding plate can be better improved, and local deformation and damage of the air guiding plate during use cannot happen; through an installed filter screen and an activated carbon layer, dust and harmful gas in air which is exhausted by the air conditioner can be effectively removed, the purity degree of the air exhausted by the air conditioner is guaranteed, and the health state of people cannot be influenced; due to the fact that the installation hooks are buckled with the first plate body, the installation hooks can be detachably mounted on the air guiding plate, and the air guiding plate helps to lower the use cost and is assembled anddisassembled by people more conveniently at the same time.
Owner:HEFEI ZHAOJI MOLD IND CO LTD

Packaging assembly of air-conditioner compressor

The invention relates to a packaging assembly of an air-conditioner compressor. The packaging assembly is formed by arranging two or three of an upper fixing plate, a middle fixing plate and a lowering fixing plate up and down. Compared with the prior art, the packaging assembly has the advantages of being high in strength, resistant to shock, corrosion resistant and the like.
Owner:HEFEI GENIUS NEW MATERIALS

Pressure vessel sensor lead guiding and sealing device

ActiveCN105179693AGuaranteed to be used multiple timesWithout compromising structural integrityEngine sealsPressure vesselsReusabilityGuide tube
The invention discloses a pressure vessel sensor lead guiding and sealing device. The device comprises a lead guiding tube and a sealing disc pressed onto an orifice of the lead guiding tube through a fixing part, wherein the sealing disc comprises an outer disc body and an inner disc body, a plurality of lead guiding holes are formed between the outer disc body and the inner disc body, a lead guiding and sealing ring is arranged in each lead guiding hole, a lead guiding and fixing hole is formed in each lead guiding and sealing ring, and an opening used for guiding a lead into the corresponding lead guiding and fixing hole is formed in the side wall of each lead guiding and fixing hole; a pressing disc sealing gasket used for sealing a gap between the outer disc body and the inner disc body is arranged on the sealing disc in a stacked mode, and a fastening device is connected between the sealing disc and the pressing disc sealing gasket. By the adoption of the device, during installation, lead guiding is convenient, lead damage is avoided, and the originality and reusability of a sensor are guaranteed.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Non-ferrous metal extruding machine

The invention discloses a non-ferrous metal extruder, which comprises a machine frame, an oil cylinder, a front support plate and a rear support plate. The front support plate and the rear support plate are both located at the upper end of the frame and fixedly connected. It is located on one side of the rear support plate and is fixedly connected by a connecting rod. The oil cylinder is located at one end of the front support plate and is detachably connected. The invention can increase the overall heat dissipation area of ​​the mold base and improve the heat dissipation effect by installing the cooling fins. Since the ribs are arranged between the cooling fins, the structural strength of the mold base can be effectively strengthened, and there will be no local parts of the mold base during use. Deformation and damage, so as to ensure that it can be used for many times and for a long time. Through the installed suction fan, the heat emitted by the mold base can be discharged in time to avoid the failure of the mold base due to local overheating. Through the installed solid lubricant , which greatly reduces the friction between the billet and the extrusion cylinder, thus ensuring sufficient extrusion force.
Owner:WUXI SANZHONG MOLD CO LTD

Low-consumption vehicle air filter

The invention discloses a low-consumption vehicle air filter. The low-consumption vehicle air filter comprises a housing, wherein the side wall of the housing is equipped with a gas inlet tube which communicates with the inner part of the housing; a gas outlet tube is further mounted on the inner bottom of the housing; a partition plate is rotatably connected on the inner wall of the housing; theupper end and the lower end of the partition plate are equipped with filter elements; a plurality of elastic rubber pipelines are embedded into the filter elements; the rubber pipeline below the partition plate communicates with the gas outlet tube; two gas guide slots are formed in the side wall of the partition plate; a U-shaped tube is embedded into the housing; one end of the U-shaped tube communicates with the inner part of the housing; and the other end of the U-shaped tube communicates with one gas guide slot. The low-consumption vehicle air filter shakes off other particles such as dust adsorbed on the filter element below the partition plate by forcing the rubber pipeline to continuously shrink and restore, ensures that the filter elements can be used for many times, and greatly reduces filter element replace frequency, so that vehicle maintenance cost is reduced.
Owner:浙江益新机械股份有限公司

Pen injector borosilicate glass sleeve injection box and methotrexate injection packaged by the same

The invention belongs to the technical field of medicine packaging and pharmaceutical preparations, and particularly discloses a pen injector borosilicate glass sleeve injection box and a methotrexate injection packaged by the same; an injection pen is arranged in a pen injector borosilicate glass sleeve injection box body, and the injection pen comprises an injection push rod, a pen injector borosilicate glass sleeve, an injection frame, a pen injector borosilicate glass sleeve mounting sleeve and an injection needle seat part. By improving the structure of an existing injection pen, the pen injector borosilicate glass sleeve injection box of a novel structure is manufactured, injection liquid packaged by the pen injector borosilicate glass sleeve injection box not only achieves quantitative injection, but also improves injection safety, and then the purposes of reducing adverse reactions of MTX and improving the curative effect of MTX are achieved.
Owner:HUNAN HUIZE BIO PHARMA CO LTD

Chemical waste incineration equipment and treatment method thereof

The invention discloses chemical waste incineration equipment. The chemical waste incineration equipment comprises a shell; the left side of the shell is fixedly connected with a feeding pipe communicating with the shell, the position, located below the feeding pipe, of the left side of the inner wall of the shell is movably connected with a feed mechanism, and the left side of the shell is fixedly connected with an installation bracket; a servo motor is fixedly installed on the inner wall of the installation bracket, and an output shaft of the servo motor is fixedly connected with a rotary shaft; and the end, away from the servo motor, of the rotary shaft penetrates through the shell and extends to the interior of the shell to be fixedly connected with an incineration frame. According tothe chemical waste incineration equipment, waste can enter the equipment more conveniently and precisely by arranging a feeding plate and aligning convex strips, repeated usage of the equipment can beensured through a reset spring, and feeding is more convenient; heat conduction can be accelerated through heat conduction columns, and it is ensured that heating incineration is more uniform; and through incineration convex blocks, a space exits between the waste and an incineration plate, and thus, air can circulate better.
Owner:FOSHAN SITECH CHEM TECH

Ultralow-oxygen-water-content atmosphere control device for metal additive manufacturing

The invention discloses an ultralow-oxygen-water-content atmosphere control device for metal additive manufacturing, and belongs to the technical field of 3D printing, according to the ultralow-oxygen water content atmosphere control device for metal additive manufacturing, through cooperation of a purification ball and an isolation hood, oxygen and water in air are removed at the same time, the air purification efficiency is improved, and the air purification effect is improved. When water in the air is in contact with the quick lime, the function of reducing the water in the air is achieved, meanwhile, heat is released, the reaction efficiency of oxygen and iron powder can be improved, a sealing piece in an air storage column barrel reacts with the oxygen, loose verdigris is generated on the surface of the sealing piece, the strength is weakened, and the sealing piece is broken and disassembled under extrusion of the air bag, at the moment, the sealing piece loses the sealing function on the air storage column barrel, carbon monoxide in the air storage column barrel leaks out to make contact with ferric oxide, ferric oxide is reduced into iron powder, it is guaranteed that the iron powder can be used repeatedly, and the validity period of the device is prolonged.
Owner:湖北恒维通智能科技有限公司 +1

Door closing device

The invention discloses a door closing device. The door closing device comprises a rectangular tubular shell, a slideway is formed in the center of the upper surface of the shell, a stop sliding blockis installed on the slideway, the outer end of the stop sliding block is connected with the closing end of a door, and an installing frame is fixed to the inner surface of the shell. An electromagnetis connected with one end of a metal buckle, the metal buckle is provided with an upper clamping portion, a releasing part is provided with a lower clamping portion, and the middle of the releasing part is connected with the installing frame through a second spring. A stop buckle is provided with a bottom plate, one end of the bottom plate extends to form a bearing surface in the vertical direction, the bearing surface is attached to the middle of the releasing part, a stop portion is further arranged at the upper end of the bottom plate, a clamping connection portion is arranged at the lowerend of the stop sliding block, and the stop portion and the clamping connection portion are clamped. A toggle switch is provided with an upper arm and a lower arm, a reset portion is further arrangedat the lower end of the stop portion, the lower arm is located at the lower end of the reset portion, and the upper arm is located on the outer side of the stop portion and stretches out of the slideway. The door closing device has the effects of simple structure, high response speed, stable operation and high safety.
Owner:SHANGHAI RYNON AUTOMATION TECH

Electrolysis device for realizing accumulated NO separation and use method thereof

The invention provides an electrolysis device for achieving accumulated NO separation and a using method thereof. The electrolysis device comprises an electrolytic tank, the electrolytic tank comprises a shell, electrolyte is injected into the shell, at least one pair of electrodes immersed in the electrolyte is arranged in the shell, and the electrolysis device further comprises a gas-liquid separator in circulating connection with the electrolytic tank; and the electrolyte enters the gas-liquid separator, the separated gas is discharged out of the gas-liquid separator, and the separated liquid flows back into the shell. The use method comprises the following steps: electrolyzing the electrolyte to generate nitric oxide, and releasing the nitric oxide after the concentration of the nitric oxide meets the requirement; and after the release of the nitric oxide is stopped, separating out the residual nitric oxide in the electrolytic tank by using a gas-liquid separator. According to the invention, the electrolytic tank is circularly connected with the gas-liquid separator, so that the influence of residual nitric oxide on the electrolyte and the electrode is avoided, the stability and consistency of the concentration of nitric oxide generated by electrolysis each time are ensured, and the waiting time of a user during concentration switching can be effectively shortened.
Owner:南京诺令生物科技有限公司

Monovalent cation exchange membrane and preparation method thereof

The invention relates to a monovalent cation exchange membrane and a preparation method thereof. The monovalent cation exchange membrane is prepared from raw materials in parts by weight: 6000-7260 parts of cation migration resin, 1400-2200 parts of low-density polyethylene, 530-660 parts of polyisobutene, 370-480 parts of metallocene polyethylene, 170-230 parts of butadiene styrene rubber SEBS, 130-170 parts of butadiene styrene rubber SBS, 30-50 parts of a dispersing agent, 10-30 parts of a release agent, 10-30 parts of an ultraviolet absorbent, and 80-120 parts of a compatilizer. The low-density polyethylene has the excellent rheological property or melt fluidity, the polyisobutene can resist aging and ozone, thus a polymer with quite narrow molecular weight distribution and the stereoregular height can be prepared, and thus the resin membrane with high crystallinity, high strength and good toughness can be produced.
Owner:金华市金秋环保水处理有限公司

door closing device

The invention discloses a door closing device. The door closing device comprises a rectangular tubular shell, a slideway is formed in the center of the upper surface of the shell, a stop sliding blockis installed on the slideway, the outer end of the stop sliding block is connected with the closing end of a door, and an installing frame is fixed to the inner surface of the shell. An electromagnetis connected with one end of a metal buckle, the metal buckle is provided with an upper clamping portion, a releasing part is provided with a lower clamping portion, and the middle of the releasing part is connected with the installing frame through a second spring. A stop buckle is provided with a bottom plate, one end of the bottom plate extends to form a bearing surface in the vertical direction, the bearing surface is attached to the middle of the releasing part, a stop portion is further arranged at the upper end of the bottom plate, a clamping connection portion is arranged at the lowerend of the stop sliding block, and the stop portion and the clamping connection portion are clamped. A toggle switch is provided with an upper arm and a lower arm, a reset portion is further arrangedat the lower end of the stop portion, the lower arm is located at the lower end of the reset portion, and the upper arm is located on the outer side of the stop portion and stretches out of the slideway. The door closing device has the effects of simple structure, high response speed, stable operation and high safety.
Owner:SHANGHAI RYNON AUTOMATION TECH

Automatic water accumulating irrigating device for road soil-fixation seedlings

The invention discloses an automatic water accumulating irrigating device for road soil-fixation seedlings. The automatic water accumulating irrigating device comprises a water tank which is of a cubic box-shaped structure with one open end and the other closed end, a water collecting cavity is formed in the top end of the water tank and communicated with the water tank, and an upper cover is arranged at the top end of the water collecting cavity. The automatic water accumulating irrigating device is characterized in that water can be automatically added into the water tank to water trees, andmore water is saved since a permeating irrigation mode is adopted; a device body is fixedly supported through the water tank, U-type bolts are matched with stopping pieces so that the water tank canbe matched with tree trunks with different outer diameters, the water collecting cavity can be used for collecting rainwater, the rainwater is stored in the water tank for usage, and the matched uppercover aims to prevent the rainwater from diluting medicinal liquid to decrease concentration after the medicinal liquid is added into the water tank; an external connection pipe opening can be used for filling the water tank with a certain amount of water through an external connection water source, an electric valve is connected into a water path of the external connection water source in series, in this way, overall external control is convenient, usage is more convenient, and the device is more reasonable and compacter integrally and easier to use for an operator.
Owner:安徽绿泉生态农业股份有限公司

A low-consumption car air filter

The invention discloses a low-consumption vehicle air filter, which comprises a casing, the side wall of the casing is installed with an air intake pipe communicating with the interior thereof, and the inner bottom of the casing is also equipped with an air outlet pipe, so that The inner wall of the housing is rotatably connected with a partition, the upper end and the lower end of the partition are equipped with a filter element, and a plurality of elastic rubber pipes are embedded in the filter element, and the rubber pipe below the partition is connected to the The air outlet pipe is connected, the side wall of the partition is provided with two air guide grooves, the housing is embedded with a U-shaped pipe, and one end of the U-shaped pipe communicates with the inside of the housing, and the U-shaped pipe The other end communicates with one of the air guide grooves. The invention shakes off the dust and other particles adsorbed on the filter element under the partition by forcing the rubber pipe to shrink and restore continuously, so as to ensure that the filter element can be used multiple times, greatly reducing the replacement frequency of the filter element, thereby reducing the maintenance cost of the car.
Owner:浙江益新机械股份有限公司

Oral cavity flushing device for department of stomatology

The invention relates to the technical field of medical treatment, and discloses an oral cavity flushing device for the stomatology department, the oral cavity flushing device comprises a liquid storage tank, the liquid storage tank is internally provided with a cleaning tank and a sewage tank, the interior of the cleaning tank is fixedly connected with a booster pump, the interior of the sewage tank is fixedly connected with a suction pump, and the suction pump is fixedly connected with the booster pump. The output end of the booster pump is fixedly connected with a high-pressure hose, and the output end of the suction pump is fixedly connected with a sewage hose. Cleaning liquid in the cleaning box is conveyed to the high-pressure hose through the booster pump, tooth dirt and impurities in the oral cavity are cleaned through the high-pressure spray head in a high-pressure mode, and then the suction pump enables the suction spray head to generate suction force to suck the impurities and the cleaning liquid in the oral cavity into the sewage box to be stored. The high-pressure spray head and the suction spray head are designed in one cleaning device, so that one worker can operate the cleaning and suction treatment process, the complexity of equipment is reduced, and the device is convenient to use by the worker.
Owner:郑州市口腔医院

An ultra-low oxygen water content atmosphere control device for metal additive manufacturing

The invention discloses an ultra-low oxygen water content atmosphere control device for metal additive manufacturing, which belongs to the technical field of 3D printing. An ultra-low oxygen water content atmosphere control device for metal additive manufacturing uses a purification ball and With the cooperation of the isolation cover, the removal of oxygen and water in the air can be carried out simultaneously, improving the efficiency of air purification. The contact between the water in the air and the quicklime can realize the function of reducing the water in the air and release heat at the same time, which can improve the reaction between oxygen and iron powder. Efficiency, the sealing sheet inside the gas storage cylinder reacts with oxygen, the surface of the sealing sheet produces a loose patina, and the strength becomes weaker. Under the extrusion of the air bag, the sealing sheet breaks and disintegrates. At this time, the sealing sheet loses its sealing function to the gas storage cylinder. The carbon monoxide in the gas storage cylinder will leak out to contact the iron oxide, so that the iron oxide will be reduced to iron powder, ensuring that the iron powder can be used for many times and prolonging the validity period of the device.
Owner:湖北恒维通智能科技有限公司 +1

A coiled tubing hydraulic two-way jar

The invention relates to the technical field of oil and gas field coiled tubing working and well repairing, in particular to a coiled tubing hydraulic double-way jar which comprises an upper connector, an upper cylinder sleeve, an O-shaped sealing ring, a sealing ring back ring, a sealing ring, a sand-prevention blocking ring, an impact tube nut, hydraulic oil, an impact tube, an O-shaped sealing ring blocking ring, an upper piston, a middle connector, a lower piston, a sand-prevention blocking ring, a locking nut, a lower cylinder sleeve, a spline lower connector and a spline sleeve. During coiled tubing drilling and grinding, due to various reasons such as complex geologic structures, improper technical measures, mud, tubular columns and well holes, accidents of drilling tool blocking often happen. During drilling tool blocking, upward or downward strong impact force is applied to a blocking point through the jar, so that the blocking point is loosened, and accordingly the purpose of quick unblocking is achieved. The jar can be widely used in well repairing working such as coiled tubing salving, and salving working is reliable and quick.
Owner:四机赛瓦石油钻采设备有限公司

an oxygen tank

The invention provides an oxygen tank which comprises an oxygen storage container, a control part and a moisturizing part, wherein the moisturizing part comprises a moisturizing body, an internal cavity gap and a moisturizing part shell, wherein at least part of the moisturizing part is an internal wall of the internal cavity gap, and dried oxygen takes away water moisture on the surface when passing by the surface of the moisturizing body to complete the moisturizing process. The oxygen tank provided by the invention increases an oxygen moisturizing function for a portable oxygen device, the surface of the moisturizing body has no liquid drops, and the dried oxygen is only blown over the surface of the moisturizing body, so that the risk of producing aerosol is completely removed and the safe moisturizing of the oxygen is implemented, and meanwhile, the oxygen tank has the advantage of simple operation, as a result, the requirement of oxygen uptake of an outdoor sportsman, an old man or a student is well met.
Owner:BEIJING WANSHENG RENHE TECH

Cleaning assembly and crude oil filter element cleaning device

The invention provides a cleaning assembly and a crude oil filter element cleaning device, relates to the technical field of crude oil treatment equipment, and solves the technical problem that an existing crude oil filter element cleaning mode is low in efficiency. The cleaning assembly comprises a fixing mechanism and a spraying mechanism, the fixing mechanism is detachably connected with the filter element, the spraying mechanism comprises an outer spraying nozzle and / or an inner spraying nozzle capable of spraying high-pressure cleaning liquid, and the outer spraying nozzle is located on the periphery of the fixing mechanism and used for spraying and washing the outer wall of the filter element; and the inner spraying nozzle extends into the filter element positioned on the fixing mechanism and is used for spraying and washing the inner wall of the filter element. According to the device, the filter element of the crude oil filter can be detached and then connected to the fixing mechanism, the outer wall and / or the inner wall of the filter element are / is sprayed through high-pressure cleaning liquid sprayed by the outer spraying nozzles located on the periphery of the filter element and / or the inner spraying nozzles extending into the filter element, the filter element can be efficiently washed, labor force and cost are saved, repeated use of the filter element can be effectively guaranteed, safety and reliability are achieved, and the filter element is not damaged.
Owner:张殿龙

A die-casting mold with moisture elimination function

ActiveCN112296310BWith moisture elimination functionPrevent affecting yieldDie castingCasting mold
The invention relates to the field of die-casting molds, and discloses a die-casting mold with moisture elimination function, including a mold support, a fixed mold, a mold pusher and a hydraulic press, and a fixed mold, a movable mold and a hydraulic press are sequentially arranged above the mold support from left to right. A mold pusher, the top of the movable mold is provided with a moisture elimination mechanism, and the moisture elimination mechanism includes a support table, a hot air blower, a reel, a metal hose and an air outlet head. By setting the moisture elimination mechanism, under the action of several air outlet holes in the air outlet head, the high-temperature dry gas is sent into the bottom of the mold cavity, so that the moisture in the mold cavity is heated by the high-temperature gas, and the hot air rises from the joint. After the mould, align the lower vent hole and the upper vent hole delivery device to achieve the effect of moisture elimination, and effectively discharge the moisture in the release liquid sprayed on the mold before the mold is closed, preventing the mold from being caused by moisture in the mold. The surface of the casting produced by die casting is uneven, which affects the yield of the casting.
Owner:阜阳市世科智能设备有限公司

Technology of Compensating Pad for Composite Composite Mandrel

The invention provides a composite material combined core mold compensation pad process. A combined core mold is positioned in a baffle; pad strips are placed on the surface of the part, extending out of the baffle, of the combined core mold; the pad strips, the combined core mold and the baffle are covered by skin; the skin, the pad strips and the baffle are adhered into a whole through external solidification pressure and heating expansion; and the position of a rubber compensation pad is reserved on the combined core mold, namely the thickness of the rubber compensation pad is reserved on two sides of the combined core mold by reducing size and the rubber compensation pad is adhered to the reservation position of the combined core mold. By the composite material combined core mold compensation pad process, complete fitting of the cord mold and parts in the adhesion combined solidification process can be guaranteed, so that support to the baffle, the pad strips and the skin during adhesion is guaranteed, pressure is transferred uniformly and the adhesion quality is improved.
Owner:SHENYANG AIRCRAFT CORP

Truss with adjustable curvature for curved structure, and application method of truss

The invention relates to a truss with an adjustable curvature for a curved structure. The truss comprises an upper chord steel plate, a lower chord steel plate, and a plurality of V-shaped round steelweb members, wherein a strip-shaped bolt hole is formed in the lower chord steel plate in the length direction; the V-shaped round steel web members are uniformly arranged between the upper chord steel plate and the lower chord steel plate; a triangular structure is formed by the two edges of each V-shaped round steel web member and the upper chord steel plate; a triangular structure is also formed by the adjacent edges of every two adjacent V-shaped round steel web members and the lower chord steel plate; a fastening bolt is welded at the bottom of each V-shaped round steel web member and fixed on the lower chord steel plate through a fastening nut; and n-shaped spring steel plates are uniformly welded on the lower surface of the upper chord steel plate, and the two ends of each n-shapedspring steel plate are respectively fixedly welded with the corresponding edges of the corresponding V-shaped round steel web members. The truss has the advantages that adjustments can be made according to a line form of the curved structure, so that the applicability for curved structures with different curvatures can be achieved; and the truss is reusable.
Owner:CHINA FIRST METALLURGICAL GROUP

Cooling device used for machining

The invention discloses a cooling device used for machining and relates to the technical field of machining. The cooling device used for machining comprises a fixed base, a supporting device, a work device, a filtering device and a cooling device. The fixed base comprises a fixed bottom plate and a supporting plate. The supporting device comprises a bearing plate and a work plate. The work devicecomprises a sliding block, a work circular truncated cone and an electric box. The electric box is installed on the upper surface of the fixed bottom plate. The filtering device comprises a filteringbox, and the filtering box is installed on the upper surface of the fixed bottom plate. The cooling device comprises a water outlet pipe, a water extracting pipe, a water tank and a control switch. The water tank is welded to the upper surface of the bearing plate, and the control switch is installed on the side surface of a supporting bar. By means of the cooling device used for machining, due tothe supporting device, effective running of other structures is ensured, it is ensured that machining residual slag is filtered out through the filtering device, and the cooling device is increased so that it can be ensured that cooling liquid can be used multiple times.
Owner:云和县精达凯玩具设计工作室

A three-point welding placement bracket positioning structure

The invention discloses a three-point welding bracket positioning structure, which comprises a positioning base platform provided with a placement groove in the middle, a base layer is arranged on the positioning base platform, a magnet is arranged in the base layer, and a magnet is arranged on the top of the base layer Weldment support components. The cylindrical roller converts the sliding friction between the weldment bracket and the positioning abutment into rolling friction, and effectively improves the moving ability of the weldment bracket in the positioning groove under the condition that the magnet is strongly adsorbed to the weldment bracket. After the weldment bracket is placed in the positioning groove, it can still be adjusted flexibly, so that the weldment bracket and the welding point of the motor housing in the placement groove are accurately corresponded. The two ends of the component are bent inward, thus losing the rolling ability, so that the rolling friction between the weldment support and the positioning base is converted into sliding friction again, thereby completing the stable positioning of the adjusted welding support.
Owner:HENGDIAN GRP DMEGC MAGNETICS CO LTD

Packaging structure of air condition compressor

The invention relates to a packaging structure of an air condition compressor. The packaging structure comprises a structural main body and an internal structural body, wherein the structural main body is a hollow cylinder or hollow cuboid or hollow cube in shape, the internal structural body is arranged inside the structural main body and is connected with the structural main body through first reinforcing ribs and / or concave-convex grooves, and one to six supporting frames are arranged at the top of the outer side of the structural main body. Compared with the prior art, the packaging structure of the air condition compressor is formed in a molding mode by adopting ordinary engineering plastics, and through a special structural design, the formed packaging structure is beautiful in surface, is provided with a visible inside, and is novel in structure. The packaging structure of the air condition compressor has the advantages of being high in strength, resistant to shock and corrosion, achieves the functions of skid resistance, buffering and safe protection, and avoids partial deformation of and damage to products in the use process, thereby being capable of being repeatedly used, lowering cost and reducing environmental pollution. The packaging structure of the air condition compressor is short in product production cycle, high in processing efficiency, low in cost, high in repeat utilization rate, not prone to damage and easy to recycle.
Owner:HEFEI GENIUS NEW MATERIALS

Three-point welding placing support positioning structure

The invention discloses a three-point welding placing support positioning structure. The three-point welding placing support positioning structure comprises a positioning base table with a placement groove formed in the middle, a base layer is arranged on the positioning base table, magnets are arranged in the base layer, and weldment supporting assemblies are arranged at the top of the base layer. Sliding friction between weldment supports and the positioning base table is converted into rolling friction through column type roller parts, the moving capacity of the weldment supports in positioning grooves is effectively improved in the state that the magnets strongly attract the weldment supports, and the weldment supports can still be flexibly adjusted after being placed in the positioning grooves; the weldment supports accurately corresponds to welding points of a motor shell in the placement groove; and pushing blocks enable the two ends of the column type roller parts to be bent inwards after the positions of the weldment supports are adjusted by the column type roller parts, so that the rolling capacity is lost, rolling friction between the weldment supports and the positioning base table is converted into sliding friction again, and therefore the stable limiting of the welding supports after position adjustment is completed.
Owner:HENGDIAN GRP DMEGC MAGNETICS CO LTD

Cartridge injection box and its packaged methotrexate injection

The invention belongs to the technical field of medical packaging and pharmaceutical preparations, and specifically discloses a cartridge-type vial injection box and a packaged methotrexate injection. The cartridge-type vial injection box is equipped with an injection pen, and the injection pen includes an injection Push rods, cartridges, injection racks, cartridge mounting sleeves and needle seat components. By improving the structure of the existing injection pen, a cartridge-type bottle injection box with a new structure is obtained, and it is ensured that the injection liquid packaged by the cartridge-type bottle injection box not only realizes the injection quantity, but also improves the injection safety, thereby reducing the bad MTX. response and increase its efficacy.
Owner:HUNAN HUIZE BIO PHARMA CO LTD
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