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31results about How to "Not shaking" patented technology
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Slide linkage structure for drawers
Owner:伍志勇
Raise-boring machine construction method
ActiveCN104929514AEnhance effective precipitationSave manpower and material resourcesDrilling machines and methodsReamerDrill hole
The invention discloses a raise-boring machine construction method. The raise-boring machine construction method includes the steps of construction preparation, drilling machine mounting and construction. The construction preparation step includes building a drilling machine base, digging a pool at a position with a certain distance from the drilling machine base, and digging two sedimentation ditches between a drilling center and the pool, wherein one of the sedimentation ditches is connected with the pool. The drilling machine mounting step includes coinciding the rotating center of a drill bit with the center line of a drilling machine and fastening a gap clamp, wherein a rectangular thread is clamped by the gap clamp when a screw is demounted in place during vertical drilling or drilling machine withdrawal. The construction step includes drilling a hole downwardly by a guide drill 201mm in diameter, and reaming a hole by a reamer bit 1200mm in diameter after communication. The raise-boring machine construction method has the advantages that conveying sequence of a main machine of the raise-boring machine can be adjusted correspondingly according to space size and mine conditions of a construction place, so that construction is performed effectively and rapidly; the two sedimentation ditches are dug, so that effective sedimentation of slurry brought out by flushing fluid is enhanced, and in-place flushing of the slurry of the drill holes is guaranteed.
Owner:内蒙古上海庙矿业有限责任公司
Side punching and balancing mechanism and side punching method for automobile vehicle-mounted power source shell type parts
ActiveCN109290427AGuaranteed not to shiftGuaranteed accuracyPerforating toolsEjection devicesPunchingLocking mechanism
The invention discloses a side punching and balancing mechanism and a side punching method for automobile vehicle-mounted power supply shell type parts. The mechanism comprises a lower mold base, a lower mold base balance locking mechanism and a side punching mechanism, wherein the shell type parts are arranged on the lower mold base in a sleeve mode, and the side surface of the lower mold base isprovided with a punching concave portion; the lower mold base balance locking mechanism is used for fixing the lower mold base; and the side punching mechanism is used for carrying out side punchingon the shell parts pressed on the lower mold base. According to the mechanism, the side punching and balancing mechanism is additionally provided with the lower mold base balance locking mechanism, and the lower mold base is fixed through the lower mold base balance locking mechanism, when the side punching mechanism is used for carrying out side punching on the shell type parts, the lower mold base can be ensured not deviated, shaken and inclined after being stressed, and the vertical direction is kept; the roundness of the side punching circular holes is guaranteed, and the precision of thespecial-shaped holes is guaranteed; and the the lower mold base is stably arranged, the service lives of the lower mold base and a male mold can be guaranteed, the punching smoothness is guaranteed, the production efficiency is improved, punching burrs of products are reduced, and the product quality is improved.
Owner:CHANGZHOU GONGLI SEIKI TECH
Launching and recovering device for multi-joint submersible vehicle
ActiveCN113460244AEase manual workImprove deployment and recovery efficiencyCargo handling apparatusClimate change adaptationStructural engineeringRotating disc
The invention relates to a launching and retrieving device for a multi-joint submersible vehicle. The device comprises a foundation bearing structure, two folding door structures, a door opening mechanism and an electrical transmission system, each folding door structure is divided into a top door and a tail door, and the two doors are connected through a heavy elastic hinge; the two top doors are connected with the foundation bearing structure through the heavy hinges, and each top door is provided with a guide rail and a sliding block, and connected with the door opening mechanism; the door opening mechanism comprises a rotating disc, a pull rod A, a push rod A, a pull rod B and a push rod B, the rotating disc is connected between the electric transmission system and the foundation bearing structure through an output shaft, the pull rod A and the push rod A and the pull rod B and the push rod B are symmetrically connected to the two sides of the rotating disc, and the pull rod A and the pull rod B are connected to the rotating disc through pin shafts and can rotate around the pin shafts on the rotating disc.
Owner:TIANJIN UNIV
Sound-insulation noise-reduction door and window
ActiveCN113006662AAvoid noiseFirmly connectedClimate change adaptationNoise insulation doors/windowsEngineeringMechanical engineering
The invention discloses a sound-insulation noise-reduction door and window. The sound-insulation noise-reduction door and window comprises an outer frame and a window body, wherein the upper side and the lower side of the window body are hinged to the outer frame; the window body comprises a frame and a double-layer vacuum glass plate; the inner surface of the frame is sunken towards the outer surface to form a first slot; a plurality of clamping pieces are arranged in the first slot in the peripheral direction of the frame at intervals; each clamping piece comprises a height adjusting part and a thickness adjusting part arranged on the height adjusting part; the double-layer vacuum glass plate is arranged in the frame; the edges of the double-layer vacuum glass plate are separately in clamped connection with the thickness adjusting parts of the corresponding clamping pieces; and the inner side edge and the outer side edge of the double-layer vacuum glass plate are separately in sealed connection with the corresponding side edges of the first slot. The sound-insulation noise-reduction door and window has excellent sound-insulation noise-reduction performance.
Owner:CHINA CONSTR FIRST BUILDING GRP CORP LTD
Oscillating structure and fan assembly or electric heater assembly comprising same
InactiveCN106438423AAvoid shaking situationsStable supportLighting and heating apparatusSpace heating and ventilation detailsEngineeringMechanical engineering
The invention provides an oscillating structure and a fan assembly or an electric heater assembly comprising the same. The oscillating structure comprises a base (1) and a rotary plate (2). When the base (1) and the rotary plate (2) are assembled, the axial lead of the axis of the base (1) coincides with the axial lead of the axis of the rotary plate (2); the axis of the rotary plate (2) is supported by the axis of the base (1); and supporting parts are arranged on the parts, in two or more positions on the radial outer sides / side of the axes / axis, of the rotary plate (2) and / or the base (1) and used for supporting the rotary plate (2) on the base (1). By arranging the supporting parts at the axis and in two or more positions on the radial outer side of the axis, a plane can be determined through the three or more supporting points jointly, and the effect that the rotary plate is stably supported on the base can be ensured; and the situation that the oscillating structure shakes during operation is avoided, and the oscillating structure operates stably and smoothly in the working and operation process.
Owner:GREE ELECTRIC APPLIANCES INC
Packing and transport device and method for pipe sections for chemical modular prefabrication
ActiveCN107323811AEasy to placeAvoid shakingContainer/bottle contructionRigid containersPrefabricationSoftware
The invention discloses a packing and transport device for pipe sections for chemical modular prefabrication. The packing and transport device comprises a transport frame; intermediate cross beams are detachably fixed to the transport frame and form a plurality of storing layers for storing the pipe sections; the height spacings between the storing layers, the height spacing between the lowermost storing layer and a lower enclosing frame, and the height spacing between the uppermost storing layer and an upper enclosing frame are all adaptive to the sizes of the pipe sections on the corresponding layers; the different pipe sections are placed on the storing layers in a layered mode; according to the parking and transport device, the pipe sections can be effectively supported, so that mutual squeezing among the pipe sections is avoided, and hoisting unloading is facilitated. In addition, the invention further discloses a packing and transport method. According to the transport method, pre-placing is conducted on three-dimensional software firstly, thus squeezing among the pipe sections can be avoided, the situation that the pipe sections waggle and consequently collide is avoided, and hoisting unloading on a construction site is facilitated.
Owner:江苏利柏特股份有限公司
Swaying traction system and method for platforms
The invention discloses a swaying traction system and method for platforms. The swaying traction system comprises a truss platform arranged vertically, a derrick penetrating through the truss platform in the longitudinal direction, a guide traction system arranged on an upper platform of the truss platform, winding drum drive systems driven by an electric motor and four stable systems arranged on a lower platform of the truss platform; coordinate axes XYZ are established on the basis of the center of the derrick, and the XYZ central planes of the derrick overlap with the XYZ central planes of the truss platform in initial setting; steel wire ropes form a traction circulation system, and the upper platform is provided with the winding drum drive systems driving the steel wire ropes to synchronously move in one or two axial directions of the X axis or the Y axis of the local coordinate system XOY. By arranging the stable systems, the derrick can bear certain tension, can be operated smoothly in the swaying process and does not shake. The swaying traction system and method for the platforms have the beneficial effects that the structure is simple, the work space is large and the practical engineering application value is high.
Owner:CHINA UNIV OF MINING & TECH
5G integrated elastic needle structure
PendingCN110994245AValid resetNot shakingCoupling contact membersAntennas earthing switches associationEngineeringMechanical engineering
The invention provides a 5G integrated elastic needle structure used for connecting a filter and an antenna and comprising an elastic pin body and a contact pin body inserted into the elastic pin body, the head of the elastic pin body is connected with a PCB of the filter, the tail of the elastic pin body is provided with a connecting hole allowing the contact pin body to be inserted, the head ofthe contact pin body is inserted into the connecting hole, and the tail is in contact connection with the PCB of the antenna when the PCB is pressed. The elastic needle structure is reasonable in structural design, can effectively guide the insertion of the contact pin body, guarantees that the contact pin body does not shake or fall off, enables the contact pin body not to excessively abut against the elastic pin body after being pressed, enables the contact pin body to effectively reset after being pressed, can replace three connectors, and is lower in price and cost compared with the use ofthree connectors.
Owner:CHANGZHOU AMPHENOL FUYANG COMM EQUIP CO LTD
Hoisting device used for remote clamping
The invention relates to the field of nuclear fuel reprocessing, and particularly discloses a hoisting device used for remote clamping. The hoisting device used for remote clamping comprises an I-shaped tool and an I-shaped tool fixing groove formed in the mushroom-shaped head of a hoisted object in a matched mode. By adoption of the hoisting device, a power manipulator or a manipulator clamp canbe operated remotely to fix the I-shaped tool into the fixing groove in the hoisted object, and the hoisted object is vertically lifted through the I-shaped tool and then transferred onto the ground.The clamping surface of the hoisting device is smooth and thus beneficial to clamping, and the hoisted object can be kept stable and be prevented from shaking and falling in the clamping process.
Owner:THE 404 COMPANY LIMITED CHINA NAT NUCLEAR
A suspended rotating speaker
ActiveCN110769336BNot shakingImprove satisfactionLoudspeaker transducer fixingLoudspeaker casing supportsEngineeringAcoustics
The invention discloses a suspended rotating sound box, which includes a base and a sound box, the base includes: a fixed part and a rotating part, and the rotating part is clamped on the fixed part and can rotate relative to the fixed part. The sound box is set in the rotating part, the base is provided with a first magnetic element, and the side of the sound box close to the base is provided with a second magnetic element, so that the sound box is suspended in the rotating part; the rotating A plurality of third magnetic pieces are arranged on the side wall of the part, and a fourth magnetic piece is set at a position corresponding to the third magnetic piece on the peripheral side of the sound box, so that when the sound box rotates, the The rotation between the third magnetic member and the fourth magnetic member under the action of magnetic force can not only avoid the problem of vibration between the speaker and the outside world, but also automatically adjust the rotation direction of the speaker, which increases the user's audio-visual experience.
Owner:GOERTEK INC
A safety protection device for a bell-type resistance furnace
InactiveCN103822500BNot shakingImprove stabilityFurnace componentsBell type furnacesMechanical engineering
The invention discloses a safety protecting device of a bell-jar-type resistance furnace. The safety protecting device comprises two guide pipelines arranged on the outer side of a furnace body of the resistance furnace, and a displacement sensor arranged at the lower end of a support on the outer side of the resistance furnace, two guide columns are arranged on a furnace seat of the resistance furnace, correspond to the guide pipelines in a one-to-one manner and are inserted into the corresponding guide pipelines respectively, a movable supporting seat is arranged at each of two ends of the furnace seat of the resistance furnace and below the outer wall of each guide pipeline, and each movable supporting seat is controlled by a controller. When the resistance furnace descends, the displacement sensor transmits sensed signals to the controller, the controller enables each movable supporting seat to move towards two sides, and a spring is arranged above each movable supporting seat. The safety protecting device is simple in structure, convenient to operate, reasonable in use, safe and reliable, and capable of protecting the furnace seat from being smashed.
Owner:尚方
A mold structure and its manufacturing process
ActiveCN109248992BNot shakingImprove yieldFoundry mouldsFoundry coresManufacturing technologyEngineering
The invention relates to the technical field of casting, and discloses a casting mould structure and manufacture technology thereof. The ladder of the upmost end of a first sand core is provided witha chilling block element; a first rib is also arranged in the first sand core; a core rod is fixed on the center position of the first sand core by the first rib; the bottom of the first sand core isprovided with a metal positioning head; the bottom surface of the inner cavity of a lower box is provided with a metal positioning ring cooperated with the metal positioning head; the top surface of the inner cavity of an upper box is matched with the top shape of the first sand core; the first rib is also fixedly provided with a first hoisting hook; box iron is fixed above the upper box; the first hoisting hook and the box iron is detachably fixed to enable the positions of the first sand core and the upper box to be relatively fixed. The first sand core of the casting mould structure does not shake, is free from core shift and is high in a rate of finished products.
Owner:LIYANG WANSHENG CASTING
An improved electric bicycle battery storage box
ActiveCN104494736BEasy to take outEasy to storeAnti-theft cycle devicesElectric propulsion mountingElectrical batteryEngineering
The invention relates to an improved electric bicycle battery box. The battery box comprises a box, a protection cover is arranged on the outer part of the box, an electronic lock is arranged on one side of the protection cover, an anti-theft alarm is arranged on the side part of the electronic lock, an elastic insert strip is arranged on the lower part on the other side of the protection cover and can close a jack on the position corresponding to the box, a small lifting pole is arranged in the box, a runner for controlling the lifting of the small lifting pole is arranged on the outer part of the box, the upper part of the small lifting pole is connected with a support plate, pulleys are arranged on the two ends of the support plate respectively, slide rails are arranged on the positions corresponding to the pulleys on the two sides in the box, a perforated line groove is arranged on the box, a fixation mounting bracket is arranged on the bottom of the box. Through the above improvement, the anti-theft performance is better, the electric bicycle battery is convenient to take out and store in the box and stably placed in the box without shaking, and the box is safe to use.
Owner:JIANGSU YONGCHANG NEW ENERGY TECH
Conveyor for cold rolls after processing
ActiveCN109436065BEasy to transportNot shakingHand carts with multiple axesHand cart accessoriesJackscrewEngineering
The invention provides a conveying device used after processing by cold rollers. The conveying device comprises a cart main body, a jack structure and elastic retractable rods B; four universal wheelsare welded to the bottom end face of the cart main body in a rectangular array shape; the left end face and right end face of the jack structure are welded and connected to the inner sides of two rectangular plates B respectively. Because of the arrangement of a rectangular support frame and the elastic retractable rods B, on the one hand, the elastic retractable rods B can play a damping role when the cold rollers are placed on the device; on the other hand, through arrangement of the rectangular support frame, convenience is provided when a forklift is used for transferring the cold rollers; thirdly, through the arrangement of the elastic retractable rods B, a damping effect can be achieved when the rectangular support frame on which the cold rollers are placed is placed on the ground.According to the conveying device, through the cooperative arrangement of the rectangular plates B, fixing shafts and the jack structure, the distance between the rectangular plates B can be adjusted,and therefore the conveying device is applicable to placement of the cold rollers different in length.
Owner:江苏德祐精密钢管有限公司
A deploying and recovering device for a multi-joint submersible
ActiveCN113460244BEase manual workImprove deployment and recovery efficiencyCargo handling apparatusClimate change adaptationEngineeringStructural engineering
The invention relates to a deployment and recovery device for a multi-joint submersible, which includes a basic bearing structure, a folding door structure, a door opening mechanism, an electrical and transmission system, and the folding door structure includes two sets, each of which is divided into two parts: a top door and a tail door , the two doors are connected by a heavy-duty elastic hinge, and the two top doors are connected with the basic load-bearing structure by a heavy-duty hinge. Each top door is equipped with guide rails and sliders, which are connected with the door-opening mechanism; the door-opening mechanism includes a turntable, a pull rod A And push rod A, pull rod B and push rod B, the turntable is connected between the electric transmission system and the basic load-bearing structure through the output shaft, pull rod A and push rod A, pull rod B and push rod B are symmetrically connected on both sides of the turntable, pull rod A The pull rod A and the pull rod B are respectively connected on the turntable through the pin shaft, and the pull rod A and the pull rod B can rotate around the pin shaft on the turntable.
Owner:TIANJIN UNIV
Radio-frequency coaxial connector
InactiveCN103594847AGood activity gapReliable connectionRelieving strain on wire connectionTwo-part coupling devicesRadio frequencyEngineering
The invention provides a radio-frequency coaxial connector comprising a housing and a nut. The housing is internally and coaxially provided with an inner connection pipe. An O-shaped ring is sleeved outside the left end of the inner connection pipe, wherein the O-shaped ring is made of a silica gel material. The nut is inserted into the inner connection pipe and is in 360-degree movable connection with the housing. The right end of the connector, the inner side of the housing and the outer side of the inner connection pipe are pressed and provided with a pressing ring and a plain washer in sequence from right to left. The left side of the plain washer is provided with a toothed washer, wherein the toothed washer is an internal-tooth washer moulded at a time. The housing is provided with a loop of groove, wherein the groove is internally provided with a loop of antiskid leather ring. The connector changes an original crimping tool; a stripped cable can be directly inserted into a joint; and the cable is firmly fixed through the internal tooth washer in the joint, so that a 150 N pulling force can be realized, and the joint does not fall off. The radio-frequency coaxial connector is reliable in connection, good in vibration resistance, and excellent in machinery and electrical performance, and can be widely used for connecting radio frequency cables in radio equipment and instruments.
Owner:江苏新丰电子有限公司
Body Positioning Device of On-load Capacitance Adjusting Amorphous Alloy Transformer
ActiveCN105702438BHigh positioning accuracyImprove stabilityTransformers/reacts mounting/support/suspensionVariable inductancesBody positionsAmorphous metal transformer
The invention discloses a transformer body positioning apparatus for an on-load capacity-adjusting type amorphous alloy transformer. The transformer body positioning apparatus is used for fixing the transformer body of the on-load capacitor-tuning type amorphous alloy transformer in an oil tank; the transformer body positioning apparatus comprises a pair of hoop bodies, multiple metal rods and a positioning base, wherein the pair of hoop bodies are detachably connected through a connecting piece, and tightly clamps the upper part iron yoke on the transformer body; multiple first convex ridges and multiple first convex part groups are uniformly distributed on the inner walls of the loop bodies; the positioning base is fixed at the bottom of the oil tank; a positioning groove is formed in the positioning base, and the lower part iron yoke of the transformer body is just accommodated in the positioning groove; multiple second convex ridges and multiple second convex part groups are uniformly distributed on the inner wall of the positioning groove, wherein the vertical outlines of the first convex ridges are hyperbolic curves while the vertical outlines of the second convex ridges are parabolic curves. Due to the upper part loop bodies and the lower part positioning base, the positioning accuracy of the transformer body can be improved and the stability of the transformer body in the oil tank can be reinforced; and in addition, the transformer body positioning apparatus has excellent anti-vibration and vibration-damping performances.
Owner:NANNING NANTE TRANSFORMER MFG
A combined cross-arm structure for power poles and towers and its application method
The invention discloses a cross-arm structure for a combined power pole and tower, comprising an upper cross-arm and a lower cross-arm arranged on the pole-tower, the lower side wall of the upper cross-arm and the upper side wall of the lower cross-arm are fixed with suspension Type insulator, the middle part of the upper cross arm and the lower cross arm are provided with installation openings, the outer walls of the upper cross arm and the lower cross arm are provided with two openings communicating with the installation openings, the upper cross arm and the lower cross arm The middle part of the lower cross arm is also provided with a threaded port that communicates with the installation port, and a U-shaped plate is inserted between the two ports, and the U-shaped plate is threaded with fastening bolts that match the threaded port. , Both sides of the upper cross arm and the lower cross arm are provided with baffles located outside the suspension insulator. The present invention shields the wind force by setting baffles, reduces the influence of the air flow on the suspension insulator, and ensures the overall stability. At the same time, when the temperature is low, it triggers the connection between the heating wire and the power supply for heating, avoiding the accumulation of snow and increasing the overall stability. anti-snow ability.
Owner:SHENGLI OILFIELD HENGYUAN ELECTRIC
A platform swing traction system and method
The invention discloses a swaying traction system and method for platforms. The swaying traction system comprises a truss platform arranged vertically, a derrick penetrating through the truss platform in the longitudinal direction, a guide traction system arranged on an upper platform of the truss platform, winding drum drive systems driven by an electric motor and four stable systems arranged on a lower platform of the truss platform; coordinate axes XYZ are established on the basis of the center of the derrick, and the XYZ central planes of the derrick overlap with the XYZ central planes of the truss platform in initial setting; steel wire ropes form a traction circulation system, and the upper platform is provided with the winding drum drive systems driving the steel wire ropes to synchronously move in one or two axial directions of the X axis or the Y axis of the local coordinate system XOY. By arranging the stable systems, the derrick can bear certain tension, can be operated smoothly in the swaying process and does not shake. The swaying traction system and method for the platforms have the beneficial effects that the structure is simple, the work space is large and the practical engineering application value is high.
Owner:CHINA UNIV OF MINING & TECH
Anti-breaking chain joint structure
Owner:GUANGZHOU FUBEIZHI MACHINERY EQUIP CO LTD
A kind of raising drilling machine construction method
ActiveCN104929514BFlush in placeEfficient constructionDrilling machines and methodsArchitectural engineeringSlurry
Owner:内蒙古上海庙矿业有限责任公司
Multifunctional meter storage and delivery cart
InactiveCN104859696BEasy to manageComply with the requirements of the code of practiceHand carts with multiple axesInterior spaceDelivery vehicle
A multifunctional electricity meter storage and transport vehicle is composed of a trolley portion, a damping structure and a box body. The box body comprises an upper portion and a lower portion, wherein an electricity meter taking and storage unit is arranged in the upper portion, and is structurally characterized in that the interior space is divided into a front portion and a rear portion by a partition plate, the two ends of a spring are fixed to the partition plate and the rear wall of a cavity respectively, and the partition plate has the tendency of forward compression; a pull rope is pulled, and therefore the partition plate moves backwards; a tract supporting body is arranged in the cavity, and a limiting structure and a rapid locking structure are arranged between the tract supporting body and the inner wall of the cavity; and a top plate and a cover are arranged on the upper top face of the cavity, and a drawer is arranged in the lower portion of the cavity. According to the multifunctional electricity meter storage and transport vehicle, first-in first-out of an electricity meter can be achieved, and an electricity meter storage area is naturally formed and is placed in a classified manner; area fixing is achieved; and when the electricity meter is taken and used, the first-in first-out principle of the electricity meter is achieved, and the deficiency existing in the previous scheme is overcome.
Owner:国网山东济南市历城区供电公司 +1
Slide linkage structure for drawers
ActiveCN102178406BGuaranteed reliabilityFirmly connectedDrawersStructural engineeringMechanical engineering
Owner:伍志勇
Dustproof storage battery pack package
PendingCN114122636AAvoid direct nudityOvercome the problem of exposure to debris and dust adhesionFouling preventionCell component detailsInternal combustion engineBattery pack
The invention relates to the technical field of internal combustion locomotives, in particular to a dustproof storage battery pack package. A storage battery pack is mounted in the storage battery box, and an isolation plate is arranged at the bottom of the storage battery box to prevent direct contact between the storage battery pack and the bottom of the storage battery box; the storage battery pack is provided with a storage battery wiring pole, the storage battery wiring pole is provided with a storage battery output port, the plate surface of the storage battery pack cover plate is provided with a storage battery port hole matched with the storage battery output port, and the storage battery output port extends out of the storage battery port hole and is packaged. The direct exposure of the connecting copper bar and the pole of the single storage battery is effectively avoided, the problem that the exposed pole of the storage battery is easily attached by sundries and dust is solved, and the dustproof and maintenance-free effects are further achieved; the wiring pole of the storage battery is made of an iron-nickel-plated material, so that the strength of the pole is improved, the damage of the storage battery is reduced, meanwhile, the threaded positioning pin improves the stability of a port, and the telescopic pipe is adjusted as required, so that the storage battery pack does not shake in a storage battery box and is good in stability.
Owner:CRRC QISHUYAN CO LTD
An inflation device that ensures constant inflation content based on intermittent reciprocating motion
ActiveCN110732125BConstant gas contentAvoid damageHollow inflatable ballsReciprocating motionEngineering
The invention relates to the technical field of sports goods, and discloses an inflating device capable of ensuring constant inflating content based on intermittent reciprocating motion. The device comprises a pedestal for supporting a ball; via the matched use of a first rotation shaft, a second rotation shaft, an inflating pipe, a first limiting block, a second limiting block and a support bar,when the first rotation shaft is rotated, the inflating pipe is driven to synchronously do leftwards and rightwards intermittent reciprocating motion, to complete inflating and stop inflating, and motion time is accordant, so that an inflating volume is kept constant, and quality of a football is prevented from being damaged by insufficient inflating or excessive inflating; and via the matched useof the first rotation shaft, the second rotation shaft, the support bar and the inflating pipe, the football is relatively hard, the volume of the football before inflating and after inflating is notlargely changed, artificial judgment may have a relatively large error, a traditional artificial judgment mode is changed for inflating, the work intensities of people are relieved while the qualityof the football is ensured, and work efficiency is improved.
Owner:苏州市相城区阳澄产业园发展有限公司
Plastic hose automatic cutting device
The invention belongs to the technical field of plastic pipe machining and discloses an automatic cutting device for plastic hoses. Through the automatic cutting device, the cutting lengths can be set. The automatic cutting device comprises a rack, a material supporting guide rail, an electric push rod, an upper fixing mechanism, a lower fixing mechanism and a cutting mechanism. The material supporting guide rail and the cutting mechanism are oppositely arranged and fixed to the rack. The electric push rod and the rack are connected in a sliding mode. The bottom of the upper fixing mechanism is fixedly connected with the electric push rod. The bottom of the lower fixing mechanism is fixedly connected with the material supporting guide rail. The upper fixing mechanism and the lower fixing mechanism are of a symmetrical structure, fixed in a die-combining mode, and provided with mutually matched limiting grooves correspondingly. According to the automatic cutting device for the plastic hoses, overall fixation of the plastic hoses with different shapes and lengths can be achieved, meanwhile, according to the set cutting lengths, redundant materials at the two ends of the plastic hoses are cut fast, and the cutting precision and cutting efficiency are high.
Owner:SHANGHAI JIAO TONG UNIV
Sound and noise reduction doors and windows
ActiveCN113006662BImprove sound insulation and noise reductionNot shakingClimate change adaptationNoise insulation doors/windowsEngineeringMechanical engineering
Owner:CHINA CONSTR FIRST BUILDING GRP CORP LTD
Novel lightning plug and manufacturing method thereof
PendingCN108682978AAvoid damageInhibit sheddingSecuring/insulating coupling contact membersFixed connectionsProtection layerPrinted circuit board
The invention discloses a novel lightning plug, which comprises a lightning plug. One end of the lightning plug is provided with a PCB (printed circuit board), an electronic element is arranged on thesurface of the PCB, and a plurality of PIN bit bonding pads which are sequentially arranged are arranged on the back surface of the PCB. The novel lightning plug also comprises a protection layer, which is injected on the surface of the PCB through the technology of low-pressure injection molding for protecting the electronic element on the surface of the PCB; a switching component, which is fixedly connected with the PCB, wherein a pin corresponding to the PIN bit bonding pad is arranged at one end of the switching component, the pin is fixed to the corresponding PIN bit bonding pad in a welding mode, and the other end of the switching component is provided with a welding piece which is integrally formed with the pin and is used for being welded with a wire; a wire fixing part, which isconnected with the lightning plug, and fixes the wire welded on the welding piece through a clamping mode. The invention is advantageous in that the processing efficiency is high, the industry bottleneck is broken through, and the defective product rate is only 0.1%.
Owner:东莞市杰讯电子科技有限公司
SBS standard 2D cryogenic vial box
InactiveCN107323834AFirmly connectedPlay the role of positioningRigid containersInternal fittingsEngineeringStructural engineering
The invention belongs to the technical field of cryogenic storage boxes and particularly relates to an SBS standard 2D cryogenic vial box. The SBS standard 2D cryogenic vial box discloses by the invention comprises a cover body and a box body. The two sides of the cover body are provided with buckle-type connecting parts. The buckle-type connecting parts are arranged on the two inner sides of the cover body. The two inner sides of the cover body are provided with insertion grooves corresponding to the buckle-type connecting parts. Insertion parts are inserted into the insertion grooves to realize inserted connection. The other side of the box body is provided with a stand column. The box body and the cover body are buckled together. The stand column is inserted into a slotted hole. The box body is internally provided with a plurality of cryogenic vial fixing grooves. The SBS standard 2D cryogenic vial box has the beneficial effects that the cover body and the box body are connected more stably; cryogenic vials can be stored in the SBS standard 2D cryogenic vial box more stably without shaking.
Owner:ZHEJIANG SORFA MEDICAL PLASTIC
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