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51results about How to "There will be no slippage" patented technology
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Prefabricated lattice beam and construction method thereof
The invention discloses a prefabricated lattice beam and a construction method thereof. The prefabricated lattice beam comprises a plurality of unit lattice beams, the unit lattice beams are latticedbeam bodies formed by intersecting cross beams and longitudinal beams in a parity mode, first grooves are formed in the beam bodies of the cross beams at intervals, second grooves vertically connectedto the first grooves in a meshing mode are formed in the beam bodies of the longitudinal beams at intervals, and the first grooves coincide with the second grooves. Holes are formed at the bottoms ofthe first grooves and the second grooves and used for passing through anchor rods or anchor cables. The upper surfaces and the lower surfaces of the unit lattice beams are level after meshing the cross beams and the longitudinal beams, and the holes of the first grooves and the second grooves are located on the same axis. The main body part of the prefabricated lattice beam is completed in a pressing plant, construction site space and place are not occupied, the realization of industrialization is facilitated, and the number of workers in a construction site is reduced. The cross beams is partially cast-in-place, shortcomings such as size limitation and difficulty of field adjustment caused by fully-prefabricated lattice beams are overcome, the combination of partial cast-in-place and prefabrication is beneficial to the implementation of the prefabricated lattice beam.
Owner:CHINA CONSTR FIRST GRP THE SECOND CONSTR +1
Prefabricated fast-mounted lattice beam system and construction method thereof
The invention discloses a prefabricated fast-mounted lattice beam system and a construction method thereof. The prefabricated fast-mounted lattice beam system is formed by combining and connecting first modules and / or second modules. The adjacent modules are connected through post-poured concrete sections. Each first module comprises a reinforced concrete longitudinal beam, first joints symmetrically arranged on the two side faces of a beam body of the longitudinal beam and holes used for allowing anchor rods to pass through, wherein steel bars in the first joints extend out of concrete; the holes are located in the intersections of the first joints and the longitudinal beam and are perpendicularly formed in the beam body of the longitudinal beam in a through mode. Each second module comprises a cross-shaped reinforced concrete prefabricated part, a hole formed in the center position of the cross-shaped reinforced concrete prefabricated part and second joints arranged at the four endsof the prefabricated part, and steel bars in the second joints extend out of concrete. The prefabricated fast-mounted lattice beam system is high in assembly speed, convenient to construct and high inefficiency. During site construction, the first modules, the second modules and third modules can be combined flexibly and arranged as required.
Owner:CHINA CONSTR FIRST GRP THE SECOND CONSTR +1
Mixing machine for engineering plastic modification
InactiveCN111347579AWith telescopic functionSolve the problem of difficult moisture removalDrying solid materials without heatHollow article cleaningElectric machineryEngineering plastic
The invention discloses a mixing machine for engineering plastic modification. The mixing machine structurally comprises a top cover, a motor, a mixing drum, an operation case, a support frame and a discharging base plate, wherein the top cover is arranged at the upper end of the mixing drum; a rotating shaft inside the mixing drum is driven by the motor; the operation case controls the motor; thebottom of the mixing drum and the discharging base plate internally communicate with each other and are welded together; the support frame is mechanically coupled to the outer surfaces of the mixingdrum and the discharging base plate; and four chucks, telescopic stirring shafts and the rotating shaft are arranged inside the mixing drum. According to the mixing machine, through the combined action of inner telescopic rods, outer fixing rods, sliding blocks and walking devices, when the telescopic stirring shafts with the telescopic function are opened, auxiliary expansion wheels open telescopic plastic tubes to make full contact with the wall of the mixing drum, the telescopic plastic tubes are used for scraping the water on the drum wall before mixing, the humid environment in the mixingdrum is avoided, and a problem of difficulty in dehumidification of the drum wall is solved.
Owner:邹晓雪
3D printing self-locking type anatomic artificial centrum and making process
PendingCN108175544AControl angle sizeEasy to integrateAdditive manufacturing apparatusSpinal implantsCarrying capacityHoneycomb
The invention discloses a 3D printing self-locking type anatomic artificial centrum. It includes the upper centrum and the lower centrum. The upper and lower centrums are connected with a groove and abulge. The surface of the upper and lower centrums is set with honeycomb bone trabecular structure. The contact surface of the upper and lower centrums has a physiological radian associated with thespine in contact with the spine. The structure of the bone trabecula is irregular three-dimensional mesh. The artificial centrum provided by the invention is the combination of two pieces of separate3D printing products without slip phenomenon, and the combination use is more convenient. The length can be processed based on the height of the patient's pathological changes and the contact positionof the centrum, and can control the size of the angle between the centrums, reduce the incidence of settlement, enhance the stability, and restore the back of the spine. Through honeycomb micro porestructure, promoting bone fusion, providing the optimal spinal physiological mechanism stability and carrying capacity, and finally achieving bone fusion.
Owner:北京中安泰华科技有限公司
Falling prevention structure of panel type wiring terminal strip
ActiveCN104466443AThere will be no slippageGuaranteed wiring accuracyElectrically conductive connectionsElectric shockFall prevention
The invention discloses a falling prevention structure of a panel type wiring terminal strip. According to the falling prevention structure, a top cover for limiting is integrally fixed above external wiring grooves, fasteners capable of being locked at the upper ends of conducting plates are arranged in the external wiring grooves respectively, the fasteners are necking screws provided with guide gaskets in a clamped mode, the guide gaskets are sleeved with springs in a compressed state, and the necking screws can move towards the top cover under the elasticity function of the compressed springs and the guide function of the guide gaskets and can be stopped on the top cover when unscrewed. According to the structure, in the wiring process, the wire locking motion can be carried out on the side face of the terminal strip without taking down the top cover, wiring accuracy is guaranteed, wiring efficiency is improved, the phenomenon that the screws slip is avoided due to the falling prevention limiting structure, the accidents of short-circuit electric shocks are avoided, the safety level of the terminal strip can reach IP20, and safety is greatly improved.
Owner:DINKLE M&E CHINA
Combined type slingshot
InactiveCN104027987ASuitable for different competition occasionsThere will be no slippageToysWrist supportEngineering
A combined type slingshot comprises a slingshot head, a slingshot body and a wrist support, wherein the slingshot head is fixed at one end of the slingshot body through a bolt, a clamping head provided with a lock groove is arranged at the other end of the slingshot, a clamping seat where a clamping groove is formed is arranged on a short shaft of the wrist support, the clamping head can be inserted into the clamping groove, the cambered surface part of the short shaft forms a locking part which can be clamped into the locking groove, and the locking part and the locking groove are mutually clamped or separated by rotating the wrist support, so that the wrist support is locked with or separated from the slingshot body. According to the combined type slingshot, the whole mounting and use process is concise and convenient, and fast implementation can be realized; and further, the slingshot has a good fixing effect, therefore, convenience in assembling and stability of the slingshot are combined, and the use requirements of the slingshot in different competitive races can be met.
Owner:康延军
Closed rectangular-section FRP stirrup and manufacturing method thereof
InactiveCN107366388AAvoid steel corrosion problemsImproved safety and durabilityBuilding reinforcementsLap jointPultrusion
The invention provides a closed rectangular-section FRP stirrup and a manufacturing method thereof, and relates to the technical field of building and bridge structures. By adoption of the closed rectangular-section FRP stirrup and the manufacturing method thereof, the problems that the bent section of a round-section FRP stirrup manufactured through a traditional pultrusion forming technique is low in strength, and bonding and sliding damage is likely to be caused by a lap joint method are solved. The closed rectangular-section FRP stirrup comprises a stirrup body, wherein the stirrup body is formed by winding an FRP bundle adopting infiltration resin in the perimeter direction layer by layer, and the cross section, in the direction perpendicular to the perimeter direction, of the stirrup body is rectangular. The manufacturing method of the closed rectangular-section FRP stirrup comprises the steps of glue dipping, winding, curing, demolding and cutting. The closed rectangular-section FRP stirrup and the manufacturing method thereof are used for building concrete construction.
Owner:HARBIN INST OF TECH
Construction method of inner excavated abutment
ActiveCN106703815ASave construction siteThere will be no slippageUnderground chambersExcavationsEngineeringAbutment
The invention relates to a construction method of an inner excavated abutment in tunnel construction. The method mainly solves the problems of sliding slope caused by big excavation height and loose slope of the inner abutment at the tunnel outlet at present. The method includes steps of removing collapse rocks at heading slope of outside of a tunnel, performing anchor-plate retaining on the outside slope of the tunnel from top to bottom; applying lock pin anchor pipes at two lining parts of both sides of the abutment and the front abutment beam groove; arranging temporary supports to left and right side walls of two liners of the tunnel, and excavating the abutment construction in the tunnel step by step, and excavating left part and then right part; applying the excavation scheme of concrete protecting wall to a hole excavating pipe, and excavating segmentally, and excavating one segment and supporting the segment; after excavating to a design elevation, placing a reinforcement cage, and pouring concrete; pouring a cushion cap concrete once, arranging face protecting ribs at four sides of the cushion cap; pouring the abutment body concrete twice, wherein the first pouring height is bottom height of a cushion, and the second pouring height is the designed elevation. The method is small in construction site, and segmental construction is free from slide collapse.
Owner:中铁十九局集团华东工程有限公司 +1
Bridge abutment construction method
InactiveCN111041991ASave construction siteThere will be no slippageBridge structural detailsBridge erection/assemblyBridge engineeringArchitectural engineering
The invention relates to the technical field of bridge engineering, and particularly relates to a bridge abutment construction method. In the prior art, a bridge abutment entering tunnel bottom is excavated to the bottom at one time, excavation height is large, construction site is large, if the side slope is loose, slump is easily caused. The bridge abutment construction method is characterized by comprising the following steps: cleaning tunnel outer side upward slope dangerous rock; carrying out anchor-plate retaining on the outer side slope of the tunnel; constructing foot locking anchor pipes on second lining portions on the two sides of an abutment front beam groove, additionally arranging temporary supports on the left side wall and the right side wall of a tunnel second lining, adopting step-by-step excavation for bridge abutment construction in the tunnel, adopting a concrete retaining wall excavation scheme for hole digging piles from left to right, carrying out segmental excavation, excavating one support , and carrying out concrete pouring after excavation to the designed elevation; pouring bearing platform concrete at a time, and arranging surface protection ribs on four side faces of the bearing platform; and pouring the platform body concrete in two times, wherein the first pouring height is the height of the bottom surface of the padstone, and the second pouringheight reaches the designed elevation. The method has the advantages that the construction site is small, and the slump phenomenon is prevented in segmented construction.
Owner:ROAD & BRIDGE INT +1
Radar level instrument easy to disassemble
ActiveCN108896134AImprove sealingImprove securityMachines/enginesLevel indicatorsHinge angleEngineering
The invention discloses a radar level instrument easy to disassemble. The radar level instrument easy to disassemble comprises a radar level instrument body, an antenna box and a microwave transmitting needle, wherein the antenna box is arranged on the bottom of the radar level instrument body, the microwave transmitting needle is arranged on the bottom of the antenna box, a connector is fixedly arranged on the outer side of the microwave transmitting needle, the connector is closely connected with a hatch opening through the microwave transmitting needle, and the antenna box is fixedly connected with the hatch opening through a fixing device. The fixing device comprises a clamping plate I and a clamping plate II, one end of the clamping plate I is connected with one end of the clamping plate II through a hinge, the other ends of the clamping plates I and II are provided with fixing blocks respectively, the two fixing blocks are provided with positioning blocks respectively, and undercooperation of the two fixing blocks, the positioning blocks are fixed through limiting rings. Through the arrangement of the connector and the fixing device, the radar level instrument body can be closely connected with the hatch opening, and disassembly and installation are facilitated.
Owner:ANHUI AUTOMATION INSTR
A kind of crushing equipment for solid food waste
ActiveCN111001477BIncrease frictionEasy to cut and breakGrain treatmentsElectric machineryEnvironmental engineering
The invention provides crushing equipment for solid kitchen waste, which comprises a crushing box for crushing solid waste, a motor for providing power, supporting legs, a waste pretreatment mechanismfor discharging solid and water and tearing the waste and an adsorption crushing mechanism for crushing the waste. The bottom of the crushing box is fixedly connected with the supporting legs. According to the crushing equipment for solid kitchen waste, which relates to the field of waste treatment, based on the problem existing in present kitchen solid waste treatment, a targeted structure is designed for soft and difficult-to-treat solid waste, the waste can be quickly crushed, the energy consumption is also obviously reduced, and therefore, the problems that common crushing equipment is difficult to thoroughly crush soft kitchen solid waste, many soft waste can rotate along with the blades to cause the blades to lose the cutting effect, some soft waste directly slips off the blades tocause crushing failure, and the working efficiency is influenced to a certain extent are effectively solved.
Owner:浙江励勤环保科技有限公司
Combined machine for pressing rod
The invention relates to a combined machine for pressing a rod. The combined machine comprises a pair of rod-pressing pincers, a reset core and a screw-plug holding device, wherein the rod-pressing pincers mainly comprise an upper pincer body and a lower pincer body which are connected through a pin shaft; an inner hole which penetrates front and back is formed; an annular bump is arranged at the front end of the inner hole; screw threads are arranged on the middle part of the inner hole; a spring is arranged behind the pin shaft; the reset core mainly comprises a main body and a head and is provided with an axial through hole; the head can rotate around the axial line of the main body; a groove is formed in the front end of the head; a positioning pin is arranged at the tail end of the head; elastic baffle sheets are arranged on the two sides of the main body; screw threads corresponding to the rod-pressing pincers are arranged on the reset core; the front end of the screw-plug holding device is a head section matched with a screw plug; elastic locking sheets are arranged on the two sides of the screw-plug holding device; the screw-plug holding device is provided with a positioning step; and a groove is formed in the positioning step. A cone body can be quickly and stably lifted at a constant speed by the combined machine, operations, such as lifting, rod pressing, screw plug mounting and screw plug fastening, can be finished at one time, the visual field during surgery is wide, the operation is simpler and more convenient, the surgery is smoother, and the risk of surgery is further reduced.
Owner:BEIJING CHUNLIZHENGDA MEDICAL INSTR
Highway tunnel jet fan supporting structure bearing capacity detection device and method
ActiveCN113237644AThere will be no slippageImprove securityMachine part testingMaterial strength using tensile/compressive forcesSteel platesSafety coefficient
The invention relates to a highway tunnel jet fan supporting structure bearing capacity detection device which comprises a counter-force assembly used for being connected with an embedded steel plate of a jet fan. The counter-force assembly is provided with a pressurizing assembly used for abutting against the top wall of a tunnel. The counter-force assembly comprises a plurality of connecting pieces, a supporting rod, two steel wire ropes and a cross beam. The pressurizing assembly comprises a jack. The detection device further comprises a first protection assembly and a second protection assembly. The first protection assembly comprises a mounting base and a U-shaped protection frame detachably connected with the mounting base; an opening of the U-shaped protection frame is vertically upward; the cross beam is located in the U-shaped protection frame; and an elastic supporting piece is arranged at the lower end of the U-shaped protection frame. The second protection assembly comprises a connecting base and a connecting frame detachably connected with the connecting base. The method has the effect of improving the safety coefficient of workers in the detection process.
Owner:湖南华鑫美好公路环境建设有限公司
Die-cutting device and die cutter applying same
ActiveCN107553592AAvoid frequent replacementSimple and fast operationMetal working apparatusMechanical engineering
The invention discloses a die-cutting device and a die cutter applying same, which solve the problem that production cost is increased as a rotary roller needs to replace if a threaded hole in the rotary roller is liable to damage. According to the technical scheme adopted by the invention, the key point is that the die-cutting device comprises a supporting frame and the rotary roller which is mounted on the supporting frame and slides up and down along the supporting frame, wherein a cutting-pressing part is mounted in the peripheral direction of the rotary roller. The die-cutting device is characterized in that the rotary roller is in sliding connection with a slip part in the axial direction, wherein a magnetic part is fixedly arranged on the die-cutting part; the die-cutting part abutsagainst the rotary roller, and the magnetic part attracts the slip part to move in a direction close to the die-cutting part and to abut against the cutting-pressing part. The invention further provides the die cutter which achieves the purposes that the rotary roller is not liable to damage, and the production cost is reduced.
Owner:浙江越生联合出版印刷有限公司
Biomass solid fuel efficient combustion equipment
ActiveCN110822410AAvoid breakageThere will be no slippageTransportation and packagingMixersElectric machineGear wheel
The invention discloses biomass solid fuel efficient combustion equipment. The biomass solid fuel efficient combustion equipment comprises a channel steel frame, a frame body is mounted on one side ofthe top of the channel steel frame, a crushing cavity is mounted in the frame body, a first motor is mounted on the side, away from the frame body, of the top of the channel steel frame, the top of the crushing cavity is provided with a feeding hopper, and a first crushing roller and a second crushing roller are rotationally arranged in an inner cavity of the crushing cavity. According to the biomass solid fuel efficient combustion equipment, two gears which are in meshing connection are arranged so that the first crushing roller and the second crushing roller can efficiently crush biomass solid fuel and coal slime through a first motor, the second crushing roller moves on a kidney-shaped hole at a certain amplitude in the crushing process through the cooperation of a lead screw and a spring, the situation of breakage due to the excessive tension in the crushing process of the first crushing roller and the second crushing roller is effectively prevented, meanwhile, it is ensured thatthe situation of slip of the two gears is avoided, and the technical problem that in the case of combustion equipment in the prior art, the crushing efficiency of the biomass solid fuel is not high issolved.
Owner:广东中首新能源有限公司
Press rod combination device
Owner:BEIJING CHUNLIZHENGDA MEDICAL INSTR
Protective base structure for mechanical equipment machining
PendingCN111922751AFixed firmlyEasy to fixPositioning apparatusMetal-working holdersElectric machineryMachining process
The invention discloses a protective base structure for mechanical equipment machining, and relates to the technical field of machining devices. The protective base structure for mechanical equipmentmachining comprises a base and a circular pipe fitting, a first groove is formed in the top of the base, two stand columns are fixedly connected to the top of the base and respectively located at thetwo sides of the first groove; the surfaces of the two stand columns are movably sleeved with springs, the bottoms of the two springs are fixedly connected with the top of the base, the tops of the two springs are fixedly connected with connecting rods, and the two connecting rods are slidingly connected to the surfaces of the two stand columns. Through arrangement of the base, the first groove, the pressing plate, a steel rope, a worm and a motor, the problems that in the process of clamping the circular pipe fitting through a bench vice at present, the circular pipe fitting is likely to slipoff and collide with people, the circular pipe fitting is likely to deflect in the machining process, and a machining tool bit is damaged to a certain extent are solved.
Owner:KESEN SCI & TECH DONGTAI CO LTD
Power head capable of adjusting cutter angle
PendingCN108381262ANot easy to shakePrevent rotationAutomatic control devicesFeeding apparatusMotor driveGear wheel
The invention discloses a power head capable of adjusting the cutter angle. The power head comprises a first motor, a shaft component and a cutter, the first motor connects and drives a cutter head ofthe cutter to rotate through the shaft component, the shaft component comprises a main shaft and a shaft sleeve, the main shaft is in space gear transmission with the cutter, the first motor drives the cutter head of the cutter to rotate through the main shaft, the main shaft is installed inside the shaft sleeve, the shaft sleeve is connected and fixed with the cutter, the power head further comprises an indexing gear and a toothed strip, the indexing gear is engaged with the toothed strip each other and is arranged and fixed to the shaft sleeve in a sleeved manner, and the indexing gear is driven by the toothed strip to drive the cutter to perform indexing rotating around the axis of the main shaft. The power head capable of adjusting the cutter angle is compact in structure, and the machining angle of the cutter can be conveniently and accurately adjusted without arrangement of a guide rail.
Owner:佛山市顺德区凌氏机电设备有限公司
Improved binding belt
ActiveCN105035524AThere will be no slippageFirmly connectedFlexible elementsEngineeringInjection moulding
Owner:东莞方皓汽车配件有限公司
Oil pan with oil drainage structure
The invention belongs to the field of automobile parts, and particularly discloses an oil pan with an oil drainage structure. The oil pan comprises an oil pan body which is fixed on the lower portion of a machine body and used for containing engine oil flowing out from the machine body. The oil pan further comprises an engine oil pump, an internal thread tube arranged at the bottom of the oil pan and an oil suction tube used for sucking engine oil in the oil pan body, and the oil suction tube is located on the outer side of the oil pan body. The oil suction tube is flexible. The lower end of the oil suction tube is connected with the internal thread tube, and the upper end of the oil suction tube is detachably connected to the engine oil pump. Compared with the prior art, when the engine oil in the oil pan body needs to be drained, extra tools such as a wrench are not needed, and operation is easy. A traditional oil drainage screw plug is not adopted in the oil drainage structure, so that the phenomenon of sliding wires is avoided even though the oil drainage structure is used for multiple times, and oil leakage is avoided. In addition, the engine oil is directly drained out from the oil suction tube, and the hand of a user can not be stained during oil drainage.
Owner:CHONGQING ZETIAN AUTO PARTS
New-type child seat with strong safety
The invention provides a new-type child seat with strong safety. The new-type child seat with strong safety comprises a seat body; the edge of the seat body is provided with a guard bar; the inner side of the guard bar is provided with a leaning cushion; connecting plates are welded below the front end of the seat body; the bottom of each connecting plate is welded with a leg support plate; the upper end face of each leg support plate is provided with an anti-skid pattern; all parts, positioned at knees of a child, of two sides of the connecting plates are separately adhered with a protectingtool; safety belts are arranged between two tail ends of the guard bar and between two sides of the front end face of the seat body and the inner side face of the connecting plates; the lower end faceof the seat body is welded with an installing column; the lower end of the installing column is in threaded connection with a connecting pipe; and installing holes are formed on the connecting pipe.The new-type child seat provided by the invention has the beneficial effects that the safety of the seat can be remarkably improved through the design of the protecting tool and the safety belts; thecomfort level of the seat can be greatly improved through the design of the guard bar and the leaning cushion; and convenience is provided for installing of the seat at the front end of a bicycle frame through the design of appearance of the seat body and a connecting column.
Owner:天津鑫喆通科技有限公司
Kirschner wire tensioning device
The invention relates to a Kirschner wire tensioning device. A rotating nut is coaxially and rotatably mounted at one end of a fixed shell, a supporting shell is fixedly mounted at the other end of the fixed shell, a threaded pull rod is mounted in the rotating nut in a threaded mode, a tensioning block is rotatably and axially fixedly mounted at one end of the threaded pull rod, and a clamping block is slidably mounted in the tensioning block; the clamping block is further provided with containing through holes communicating with a mounting through hole, the containing through holes are circumferentially and evenly distributed along the central axis of the mounting through hole, a plurality of limiting balls are arranged in the containing through holes, the threaded pull rod drives the tensioning block to be away from the clamping block, and the tensioning block pushes the limiting balls to gather towards the central axis of the mounting through hole; and a kirschner wire is clamped by the limiting balls, and the kirschner wire is clamped more and more tightly by the limiting balls. The kirschner wire tensioning device is simple in structure and convenient to operate, and the kirschner wire drawing efficiency is improved. The kirschner wire is clamped in the mode that the tensioning block, the clamping block and the limiting balls are matched, the clamping force is large, the phenomenon of slipping is avoided, the medical quality is guaranteed, and secondary damage is avoided.
Owner:常州好利医疗科技有限公司
Teaching experiment bench for pure-motor automobile
PendingCN112102706AEasy to align left and rightEasy to installEducational modelsGear wheelElectric machinery
The invention discloses a teaching experiment bench for a pure-motor automobile. The teaching experiment bench comprises a gantry crane frame and a supporting vertical rod; the gantry crane frame is mounted at the upper end of the supporting vertical rod; motor mounting bases are connected to the outer walls of the left side and the right side, close to the lower end, of the supporting vertical rod, and a control cabinet can be controlled; a shaft center rotating rod is driven by power of a transmission gear case to rotate synchronously, so that teaching motors fixed to a left teaching motor fixer and a right teaching motor fixer are turned over to a certain angle, and when the teaching motors need to be replaced, a rolling chain can be detached, then, a fixing bolt is loosened to be separated from the supporting vertical rod, so that the left teaching motor fixer and the right teaching motor fixer can be driven by a stretching motor to synchronously fall on the outer wall of the upperend of a fixing base, the disassembly and replacement process is rapidly completed, an adjusting disc does not need to be manually rotated for adjustment, and the fixing effect is extremely good; andthe adjustment mode is labor-saving.
Owner:SHANDONG TRANSPORT VOCATIONAL COLLEGE
External storage device based on data cleaning service
InactiveCN114649004AEasy to take outThere will be no slippageApparatus modification to store record carriersRecord information storageExternal storageStructural engineering
The invention relates to the technical field of external storage equipment, and discloses external storage equipment based on data cleaning service, which comprises a storage machine body, ventilation windows are fixedly connected to the left side and the right side of the storage machine body, filter screen frames are slidably connected to the inner sides of the ventilation windows, and flow penetrating holes are formed in the left sides of the filter screen frames. A filter screen is fixedly connected into the flow penetrating hole, fixing blocks are fixedly connected to the top and the bottom of the ventilation window, rotating grooves are formed in the sides, deviating from each other, of the fixing blocks on the left side and the right side, built-in blocks are rotationally connected into the rotating grooves, and rotating columns are fixedly connected to the sides, deviating from each other, of the built-in blocks on the left side and the right side. According to the external storage device based on the data cleaning service, due to the fact that bolts are not adopted for fixing, the purpose that dismounting does not need a bolt screwdriver is effectively achieved, and due to the fact that the phenomenon of thread slipping does not occur, the purpose that a dustproof net in the external storage device is effectively and conveniently taken out is effectively achieved.
Owner:西安紫光云依网络科技有限公司
A rapid positioning and installation assembly of a communication terminal device
ActiveCN112911857BQuick installation and fixingLess prone to failureCasings/cabinets/drawers detailsTerminal equipmentMechanical engineering
Owner:熊涛
An easy-to-disassemble radar level gauge
The invention discloses a radar level instrument easy to disassemble. The radar level instrument easy to disassemble comprises a radar level instrument body, an antenna box and a microwave transmitting needle, wherein the antenna box is arranged on the bottom of the radar level instrument body, the microwave transmitting needle is arranged on the bottom of the antenna box, a connector is fixedly arranged on the outer side of the microwave transmitting needle, the connector is closely connected with a hatch opening through the microwave transmitting needle, and the antenna box is fixedly connected with the hatch opening through a fixing device. The fixing device comprises a clamping plate I and a clamping plate II, one end of the clamping plate I is connected with one end of the clamping plate II through a hinge, the other ends of the clamping plates I and II are provided with fixing blocks respectively, the two fixing blocks are provided with positioning blocks respectively, and undercooperation of the two fixing blocks, the positioning blocks are fixed through limiting rings. Through the arrangement of the connector and the fixing device, the radar level instrument body can be closely connected with the hatch opening, and disassembly and installation are facilitated.
Owner:ANHUI AUTOMATION INSTR
Pull ring for bus
InactiveCN111923805AQuick disassemblyThere will be no slippageVehicle arrangementsStructural engineeringMechanical engineering
The pull ring for the bus comprises a plurality of first fixing bands fixed to a transverse fixing rod, a cylindrical clamping shell is fixed to the bottoms of the first fixing bands, two oppositely-arranged cover plates are formed at the bottom of the clamping shell in an inwards-protruding mode, an inserting seam is formed between the two cover plates, and clamping plates located in the clampingshell are fixed to the cover plates; the top of the clamping shell is connected with a top plate through an elastic structure; a cross rod is installed in cooperation with the inserting seam, the twoends of the cross rod protrude downwards to form clamping blocks matched with the clamping plates, the middle of the cross rod is connected with a T-shaped rod, the T-shaped rod is connected with a second fixing belt, and the second fixing belt is connected with a pull ring body. The pull ring for the bus is simple in structure and convenient to use, and the pull ring can be rapidly disassembled,assembled and disinfected, so that the pull ring is rapid to disinfect and is not prone to falling off when being pulled down by passengers.
Owner:李吴婷
Oil pan with oil drain structure
Owner:CHONGQING ZETIAN AUTO PARTS
Biodegradable polyester and preparation method thereof
The invention relates to the field of polyester, in particular to biodegradable polyester and a preparation method thereof. The biodegradable polyester is prepared from the following raw materials inparts by weight: 58-80 parts of aliphatic-aromatic copolyester, 0-32 parts of nanometer powder, 0-50 parts of a bio-based material and 0-10 parts of a processing aid. The biodegradable polyester provided by the invention has a good biodegradable effect, does not cause any negative influence on the environment, and is high in mechanical strength and low in friction coefficient; in the preparation process of the biodegradable polyester, friction between materials and equipment is reduced, a smooth process is ensured, and good processability is achieved; meanwhile, cost is low, so the competitiveness of the biodegradable polyester is achieved; and the preparation method is simple, convenient and feasible.
Owner:中瀚新材料科技有限公司
A high-efficiency combustion equipment for biomass solid fuel
ActiveCN110822410BAvoid breakageThere will be no slippageTransportation and packagingMixersElectric machineGear wheel
The invention discloses a biomass solid fuel high-efficiency combustion equipment, which comprises a channel steel frame, a frame is installed on one side of the top of the channel steel frame, a crushing chamber is installed in the frame, and a first motor is installed on the side of the channel steel frame far away from the frame body , the top of the crushing chamber is equipped with a hopper, and the inner cavity of the crushing chamber is rotatably provided with a first crushing roller and a second crushing roller. In the present invention, by setting two meshing and connected gears, the first crushing roller and the second crushing roller can pass through The first motor crushes biomass solid fuel and coal slime efficiently, and the second crushing roller moves to a certain extent on the waist-shaped hole during the crushing process through the cooperation of the screw and the spring, effectively preventing the first crushing roller from colliding with the second crushing roller. The second crushing roller breaks due to excessive tension during the crushing process, and at the same time ensures that the two gears will not slip, and solves the technical problem that the combustion equipment in the prior art is not efficient in crushing biomass solid fuel.
Owner:广东中首新能源有限公司
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