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39results about How to "Realize threaded connection" patented technology
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Intelligent cooling device for transformer substation
PendingCN112072509AImprove cooling effectRealize threaded connectionSubstation/switching arrangement cooling/ventilationCooling effectEngineering
The present invention discloses an intelligent cooling device for a transformer substation. The intelligent cooling device comprises a distribution box body, a square block is fixedly installed at thetop of the distribution box body, a square inserting groove is formed in the right side of the square block, a threaded groove is formed in the bottom of the inner wall of the square inserting groove, and a fixing mechanism is arranged at the top of the square block; and a square inserting block is inserted into the square inserting groove. Through cooperative use of the power distribution box body, the square block, the square inserting groove, the fixing mechanism, the fixing rod, a pushing handle, a threaded rod, the square inserting block, a protection block, a square through hole, a square fixing block, a placement groove, a positioning mechanism, an extrusion spring, a square stop block, a positioning block, variable-frequency cooling equipment, a threaded groove, a thermometer, a limiting groove and a limiting block, a circular matching hole and a circular through hole, the problem that the existing cooling effect is poor is solved, and the intelligent cooling device has the advantage of being good in cooling effect and is suitable for a transformer substation.
Owner:STATE GRID CORP OF CHINA +1
Special manual air inlet valve for device in bearing water storage equipment
InactiveCN102425696BRealize threaded connectionEnough to enterOperating means/releasing devices for valvesAerating valvesWater storageInlet valve
Owner:王贵林
Intelligent, green and environmental-friendly integrated building structure
The invention discloses an intelligent, green and environmental-friendly integrated building structure. The intelligent, green and environmental-friendly integrated building structure comprises two partition wall plates, wherein a same first clamping plate is arranged on the two partition wall plates through clamping, a plurality of mobile grooves are formed in one side of the first clamping plateat an equal distance, a mobile plate is connected with inner walls of the mobile grooves in a sliding way, one side of the mobile plate extends to an outer side of the first clamping plate and is arranged between the two partition wall plates, a screw rod is in threaded connection with one side of the mobile plate, a same second clamping plate is arranged at the other sides of the two partition wall plates in a clamping way, and a plurality of installation holes are formed in the second clamping plate at an equal distance. The intelligent, green and environmental-friendly integrated buildingstructure is simple to operate, the screw rod and a nut are connected, thus, the two partition wall plates can be spliced by the first clamping plate and the second clamping plate, a traditional brickwall body can be substituted, and the problem of dust pollution is prevented; and meanwhile, building waste can be effectively reduced, the intelligent, green and environmental-friendly integrated building structure is convenient to disassemble and recycle, and the manufacturing cost is effectively reduced.
Owner:ARCHITECTURAL DESIGN & RES INST OF TSINGHUA UNIV +2
Thread processing method for aluminum oxide ceramics
The invention discloses a thread processing method for aluminum oxide ceramics, and belongs to the technical field of aluminum oxide ceramics. The thread processing method is characterized by comprising the following steps: performing isostatic pressure pressing on dried aluminum oxide powder, thereby obtaining an aluminum oxide blank to be processed; processing threads on a screw rod, thereby obtaining a blank with threads; continuously sintering the threaded blank for 36-58 hours from the room temperature to 1600 DEG C by using a constant gradient sectional sintering process, and cooling to be the room temperature according to a cooling curve after the sintering is completed, thereby obtaining the threads, wherein the continuous temperature rising process takes 34-52 hours in the continuous sintering process. The shrinkage rate of a sintered line can be controlled to be of a certain value according to demands, so that a threaded product of the aluminum oxide ceramic is uniform in specification and sufficient in precision after being sintered.
Owner:ZIBO BEICHEN CERAMICS EQUIP
Support frame for installing overhead transmission lines
The invention relates to a support frame for installing overhead transmission lines, and belongs to the technical field of installation of overhead transmission lines, which can solve the technical problem of complex detachment and replacement of connection rings in the prior art. The support frame includes a tower, a cross arm, connecting rings and fixing mechanisms; each connecting ring includesa lantern ring and a mounting post; each fixing mechanism includes a fixing member fixedly disposed on the cross arm and having a circular outer peripheral surface, and one end away from the cross arm, of the fixing member passes through the mounting post and is located in the lantern ring; and each fixing member includes an upper fixing column and a lower fixing column which are semi-circular incross section, wherein one end of the upper fixing column and one end of the lower fixing column are fixedly connected, and an elastic member is fixedly disposed between the other end of the upper fixing column and the other end of the lower fixing column. According to the support frame for installing the overhead transmission lines, detachable connections between the connection rings and the cross arm can be realized through the fixing mechanisms, so that installation and detachment of the connection ring are convenient; and the elastic members are disposed between the upper fixing columns and the lower fixing columns, so that the installation of the connection rings is more stable.
Owner:中核四达建设监理有限公司
Safe and environment-friendly electric heating grinding tool system
PendingCN112616201AGood insulation effectQuick snap-onOhmic-resistance heating detailsPhysicsGrinding
The present invention discloses a safe and environment-friendly electric heating grinding tool system. The safe and environment-friendly electric heating grinding tool system comprises an electric heating equipment body and a sealing door, circular grooves are formed in the left side and the right side of the front side of the electric heating equipment body, circular clamping grooves are formed in the left sides and the right sides of the inner walls of the two circular grooves, and the rear side of the sealing door is used in cooperation with the front side of the electric heating equipment body. Round through holes are formed in the left side and the right side of the sealing door. Through cooperation use of electric heating equipment body, the sealing door, a circular groove, a circular clamping groove, a circular through hole, a positioning mechanism, a fixing rod, a pushing handle, a circular stop block, an extrusion spring, a circular clamping block, a connecting pipeline, a protection block, a fixing block, a fixing groove, a threaded groove, a fixing mechanism, a traction rod, a rotary pushing block, a threaded rod, a strip-shaped groove, a strip-shaped block, matching holes, an alarm and a protective pad, the problem that an existing heat preservation effect is poor is solved, and the safe and environment-friendly electric heating grinding tool system has the advantage of being good in heat preservation effect.
Owner:安徽永茂泰汽车零部件有限公司
Locking mechanism
PendingCN114497868AQuick disassemblyImprove installation accuracyCell component detailsMechanical engineeringNuts and bolts
The invention relates to the technical field of automobiles, and discloses a locking mechanism which comprises a nut assembly and a bolt assembly. The nut assembly comprises a nut and a fixing sleeve, and the nut can move relative to the fixing sleeve. The bolt assembly comprises a shell, a bolt and a transmission part, the bolt and the transmission part are arranged in the shell, and the bolt can abut against the nut so that the nut can move relative to the fixing sleeve and the bolt can move relative to the shell. The transmission part is arranged on the bolt in a sleeving mode, the shell is used for limiting rotation of the transmission part at the locking position, the transmission part can move in the axial direction of the bolt to leave the locking position, and the transmission part leaving the locking position can drive the bolt to rotate so that the bolt can be in threaded connection with the nut; an elastic piece is further included and arranged on the bolt in a sleeving mode, one end of the elastic piece abuts against a limiting protrusion on the bolt, and the other end of the elastic piece abuts against the transmission piece. In this way, the bolt abuts against the nut, the position of the nut is adjusted, then the nut and the bolt are in threaded connection through coaxial rotation of the transmission piece and the bolt, and high-precision rapid replacement of the battery pack is achieved.
Owner:北京胜能能源科技有限公司
Proportional valve that can be electromagnetically actuated and high-pressure fuel pump having such a proportional valve
InactiveCN107110094AEasy to installEasy to shapeMachines/enginesFuel injecting pumpsReciprocating motionHigh pressure
The invention relates to a proportional valve that can be electromagnetically actuated for controlling the delivery rate of a high-pressure fuel pump, comprising an electromagnet (1) for acting on an armature (2) that can be moved in a reciprocating manner, wherein the armature (2) is coupled to an axially movable valve piston (4) by means of a tappet (3) such that the stroke of the armature (2) causes an axial movement of the valve piston (4) against the spring force of a spring (5). According to the invention, the axially movable valve piston (4) is accommodated in a flanged bush (6), by means of which the proportional valve can be connected to a housing part (7) of the high-pressure fuel pump. The invention further relates to a high-pressure fuel pump having such a proportional valve for controlling the delivery rate.
Owner:ROBERT BOSCH GMBH
Pressing mold base capable of being rotated safely
The invention relates to a pressing mold base capable of being rotated safely and belongs to the field of pressing molds for refractory bricks. By the adoption of the pressing mold base capable of being rotated safely, the manufacturing cost of pressing molds is reduced, and the forming quality of the refractory bricks is improved. The pressing mold base capable of being rotated safely comprises a punching base and a fixed assembly, wherein the punching base is provided with a forming groove and rotary shafts, the punching base can rotate on the fixed assembly through the rotary shafts, a first connecting block and a second connecting block are arranged on the punching base, the fixed assembly comprises a fixed block body and a step block, a clamping groove and positioning grooves matched with the rotary shafts are formed in the fixed block body, the first connecting block can be inserted into the clamping groove, each positioning groove comprises a rotation stopping part and a rotation part located below the rotation stopping part, the rotary shafts can move in the axial direction in the rotation stopping parts, and the rotary shafts can rotate in the axial direction in the rotation parts.
Owner:浙江立鑫高温耐火材料有限公司
Force application element for fixing in or on fiber-plastic composite component
ActiveCN102562724ARealize threaded connectionSimple connection structureNutsSecuring devicesFiberMechanical engineering
The element (1) has a hollow cylindrical metal insert (3) which is fixed and enclosed in a plastic structure (4a,4b) having contact surface in for bearing against the fiber-plastic composite component (2,2a,2b) one plane vertically to the force application direction. The metal insert has undercuts (7, 8) which are oriented in opposite directions. The plastic structure is double-cone-shape in the plane of force transmission direction. The base surface of double cone and contact surfaces of the plastic structure are made of bulk molding compound (BMC).
Owner:AUDI AG
Air tightness test equipment facilitating internal part cleaning for railway track health maintenance
InactiveCN110763401AAvoid rigid frictionGuaranteed stabilityFluid-tightness measurement using fluid/vacuumGear wheelAir tightness
The invention discloses air tightness test equipment facilitating internal part cleaning for railway track health maintenance, relates to the technical field of railway track test equipment, and in particular relates to the air tightness test equipment facilitating internal part cleaning for railway track health maintenance. The air tightness test equipment facilitating internal part cleaning forrailway track health maintenance comprises a support base and a power control mechanism; a main body shell is arranged over the support base; the power control mechanism is arranged over the main bodyshell; the power control mechanism comprises a power gear, a rotating wheel, transmission gears, rotating shafts, control gears and threaded sleeves; both the left and right sides of the power gear are each provided with the transmission gear; and the control gears are arranged at one sides, away from the power gear, of the transmission gears. According to the air tightness test equipment facilitating internal part cleaning for railway track health maintenance in the invention, the use performance of the whole device is greatly improved while the structure is increased; the improved equipmentis relatively simple and convenient when in use; with the help of gear meshing transmission, opening and closing of the device are realized; and use requirements of people are effectively satisfied.
Owner:DONGGUAN UNIV OF TECH
Resin sand thermal method regeneration furnace
InactiveCN112629260AImprove insulation effectRealize threaded connectionFurnace typesMould handling/dressing devicesProcess engineeringHeat conservation
The invention discloses a resin sand thermal method regeneration furnace which comprises a regeneration furnace body, the outer surface of the regeneration furnace body is sleeved with a heat preservation block, an inserting block is fixedly installed on the left side of the heat preservation block, an inserting groove is formed in the right side of the heat preservation block, and circular through holes are formed in the front side and the rear side of the top of the heat preservation block. Fixing mechanisms are arranged in the two circular through holes correspondingly, and threaded grooves are formed in the front side and the rear side of the inner bottom wall of the inserting groove correspondingly. According to the resin sand thermal method regeneration furnace, through cooperative use of the regeneration furnace body, the heat preservation block, the inserting block, the inserting groove, the circular through holes, the fixing mechanisms, fixing rods, rotating heads, threaded rods, the threaded grooves, a groove, a storage groove, a clamping mechanism, an extrusion spring, a circular stop block, a convex block, a sealing cover, a circular matching hole, a limiting groove, a limiting block and a thermodetector, the problem that the existing heat preservation effect is poor is solved. The resin sand thermal method regeneration furnace has the beneficial effect of being good in heat preservation effect.
Owner:安徽永恒泰环保科技有限公司
Bicycle
ActiveCN104837721ALower requirementProtected from environmental influencesRider propulsionSubject matterElectric motor
The subject matter of the invention is a bicycle with an electric bicycle drive, in which the electric bicycle drive has an electric motor (7) and a gearbox (8-12), which are arranged in a housing (1). The housing (1) is formed from a carrier (5), a peripheral edge (2) and at least one cover (3), wherein the carrier (5) is arranged within the peripheral edge (2) and is connected to the peripheral edge (2) via at least two retainers (16).
Owner:VTESCO TECH GMBH
Special manual air inlet valve for device in bearing water storage equipment
InactiveCN102425696ASolve the problem of not being able to automatically discharge waterRealize threaded connectionOperating means/releasing devices for valvesAerating valvesWater storageInlet valve
The invention relates to an air inlet valve, in particular to a special manual air inlet valve for a device in bearing water storage equipment, and solves the problem of incapability of automatic outlet water upon water supply cut-off of an external water supply system and formation of negative pressure at a high position of a pipeline system existing in the bearing water storage equipment. The special manual air inlet valve for the device in the bearing water storage equipment comprises an air collection pipe, an air collection pipe joint, an air inlet pipe, a seal ring, a push rod, a push button, a compression spring and a valve seat, wherein the lower end of the air collection pipe is provided with an opening; the air collection pipe joint is hermetically connected to the upper end of the air collection pipe; the upper end of the air inlet pipe extends into the inner cavity of the air collection pipe, and is close to the lower end face of the air collection pipe joint; and the lower end of the air inlet pipe extends out of the air collection pipe and is hermetically connected with a middle circular hole of the valve seat. Through the valve, the problem of incapability of automatic outlet water upon water supply cut-off of the external water supply system and formation of negative pressure at the high position of the pipeline system existing in the bearing water storage equipment is effectively solved; and the valve is suitable for various kinds of bearing water storage equipment.
Owner:王贵林
Rotatable pressing mould base
InactiveCN104149174AEasy to move axiallyAvoid breakingMouldsShaping press ramBrickMechanical engineering
The invention belongs to the field of refractory brick pressing moulds and relates to a rotatable pressing mould base. The rotatable pressing mould base comprises a pressing seat and a fixing component, the pressing seat is provided with a forming groove and a rotating shaft and capable of rotating on the fixing component through the rotating shaft, and a first connection block and a second connection block are arranged on the pressing seat. The fixing component comprises a fixing block body and a stepped block, the fixing block body is provided with a clamping groove and a positioning groove matched with the rotating shaft, the first connection block can be inserted into the clamping groove, the second connection block can be placed on the stepped block, the stepped block is fastened onto the fixing block body through an elastic locking device which comprises a lock rod extending outside the stepped block, and the lock rod is capable of axially moving to penetrate through the stepped block to be inserted into the fixing block body. Pressing mould manufacturing cost is reduced, and refractory brick forming quality is improved.
Owner:浙江立鑫高温耐火材料有限公司
Single screw type percutaneous zygopophysis pedicle screw internal fixation system
InactiveCN103431904BConvenient tapping operationIncreased traumaInternal osteosythesisFastenersMedicineLumbar vertebrae
The invention discloses a lumbar vertebral arch internal fixed bolt used for orthopedic surgery of a hospital and an application device of the bolt. A single bolt type percutaneous zygopophysis pedicle bolt internal fixation system comprises a locating sheathing canal and a corresponding inner core, a guide pin for determining the bolt depth, a soft tissue expander for expanding a bolt placement channel of the body surface, a tapping rod piece, a medical hollow drill and a drilling tool for drilling a bone, a bolt installing device and a vertebral pedicle bolt. The vertebral pedicle bolt is divided into a third thread segment, a rough rod segment, and an internal hexagonal heavy platform is arranged on the nut, the bolt installing device is a hollow structure, and is in counterpoint connection with the nut through a connection key at the front end, and the connection key is a boss matched with the internal hexagonal heavy platform. The invention overcomes the default of complex operation step in the prior art, and provides the single bolt type percutaneous zygopophysis pedicle bolt internal fixation system having low improvement cost.
Owner:周跃 +1
A thread processing method for alumina ceramics
Owner:ZIBO BEICHEN CERAMICS EQUIP
Locking method and locking device for pressing type bottle cap
InactiveCN112496723APrevent misalignment, etc.Realize threaded connectionMetal working apparatusElectric machineryDrive motor
The invention discloses a locking method and a locking device for a pressing type bottle cap. The locking method comprises the following steps of, applying pressure towards a bottle cap body to a pressing piece to enable the bottle cap body to be limited in the axial direction of the bottle cap body; and enabling the pressing piece to rotate relative to the bottle cap body in a pressed state to bein threaded connection with the bottle cap body until the torsion value of a torsion sensor to the bottle cap body reaches a preset torsion value. The locking device comprises a workbench, at least one pressing mechanism, and at least one driving mechanism, wherein a fixing base is arranged on the workbench; the pressing mechanisms are arranged right above a fixing seat, and each pressing mechanism comprises a pressing seat, a pressing part connected to the pressing seat in a sliding manner, and an elastic piece propped between the pressing seat and the pressing part; the driving mechanisms are arranged under the fixing seat, each driving mechanism is opposite to the corresponding pressing mechanism, and each driving mechanism comprises a driving motor and a torsion sensor which is connected with the driving motor and has a preset torsion value. By means of the locking device, the pressing piece and the bottle cap body can be effectively connected, and the assembling percent of pass is increased.
Owner:KUNSHAN LEAGUE AUTOMECHANISM
Multifunctional downhole tool maintenance assembling rack and using method
InactiveCN109759992AGuaranteed performanceRealize threaded connectionMetal-working hand toolsData displayLine tubing
The invention discloses a multifunctional downhole tool maintenance assembling rack and a using method. The multifunctional downhole tool maintenance assembling rack includes a main body, wherein a min clip assembly and a back-up clip assembly are arranged on a guide rail on the front part of the main body, a trailer connected to a first hydraulic winch and a second hydraulic winch through a wirerope is arranged on the rear part of the main body, and a liftable supporting rack is arranged between the back-up clip assembly and the trailer; and the main clip assembly, the back-up clip assembly,a torque controlling and collecting system on the back-up clip assembly, the first hydraulic winch, the second hydraulic winch, the trailer, a push-pull effort data collecting system on the trailer,a hydraulic control device of the main body and the guide rail are connected with a hydraulic control platform through a hydraulic line, and the hydraulic control platform is provided with a control panel and a data displaying device for the torque controlling and collecting system. The multifunctional downhole tool maintenance assembling rack has the advantages that continuous long distance push-pull operation can be horizontally realized for a long tubular column tool above 10 m, assembly speed and data monitoring and collecting are accurately controlled, threaded connection between a downhole tool with a part is convenient, and then screw-on torque of thread during screwing on and off is controlled, the current situation of muti-player collaboration is improved, thus labour intensity isreduced, and the work efficiency is improved.
Owner:CNOOC ENERGY TECH & SERVICES
Stereoscopic multi-dimensional anti-loosening structure with capability of never loosening
PendingCN113738754ARealize threaded connectionPrevent looseningNutsBoltsStructural engineeringMechanical engineering
The invention discloses a stereoscopic multi-dimensional anti-loosening structure with capability of never loosening. According to the technical scheme, the stereoscopic multi-dimensional anti-loosening structure with capability of never loosening is characterized by comprising a screw, an upper nut and a lower nut are screwed to the screw, and a mounting groove is formed in the end, facing the lower nut, of the upper nut; the lower nut is provided with a clamping piece capable of being inserted into the mounting groove; a gripping structure for achieving tight gripping of the clamping piece and the screw is arranged between the clamping piece and the mounting groove; the gripping structure comprises a deformation groove formed in the side wall of the side, facing the screw, of the clamping piece, a protruding portion arranged on the side wall of the side, away from the screw, of the clamping piece and located at the same position as the deformation groove, and an abutting portion arranged on the side wall of the mounting groove and capable of abutting against the protruding portion, the abutting portion abuts against the protruding portion and enables the clamping piece to deform, and the positions, located on the two sides of the deformation groove, of the clamping piece are tightly gripped with the side wall of the screw. The clamping piece is in close contact with the side wall of the screw at multiple positions, so that the anti-loosening effect of the screw is effectively improved, and the function of no loosening is achieved.
Owner:王琴兰
Petroleum pipeline connecting part with telescopic rod
InactiveCN105736866APrevent looseningIncrease the applicable distanceSleeve/socket jointsCouplingPetroleum
The invention discloses an oil pipeline connection part with a telescopic rod, which solves the problem that the existing oil pipelines connected at both ends cannot be effectively and freely rotated, and the installation of couplings cannot be well realized. The invention comprises a connecting pipe body, an internal thread arranged on the inner wall of the connecting pipe and matched with an external thread at the interface of the oil pipeline, fastening devices are arranged at both ends of the connecting pipe body; the fastening device It includes a ring fastener, a ring buckle that is sleeved on the ring fastener and threaded with the ring fastener; the two fastening devices are arranged symmetrically, and the ring buckles on the two fastening devices are provided with Telescopic rod; one end of the telescopic rod is hinged on one of the buckles, the other end is a free end, and the other buckle is provided with a fixing device for fixing the free end of the telescopic rod. The invention has the advantages of simpler installation, more stable connection between the collar and the oil pipeline, and the like.
Owner:CHENGDU LAIBAO PETROLEUM EQUIP
Force transmission elements for fkv components
ActiveCN102562724BRealize threaded connectionSimple connection structureNutsSecuring devicesFiberMechanical engineering
Owner:AUDI AG
Single screw type percutaneous zygopophysis pedicle screw internal fixation system
InactiveCN103431904AConvenient tapping operationIncreased traumaInternal osteosythesisFastenersMedicineLumbar vertebrae
The invention discloses a lumbar vertebral arch internal fixed bolt used for orthopedic surgery of a hospital and an application device of the bolt. A single bolt type percutaneous zygopophysis pedicle bolt internal fixation system comprises a locating sheathing canal and a corresponding inner core, a guide pin for determining the bolt depth, a soft tissue expander for expanding a bolt placement channel of the body surface, a tapping rod piece, a medical hollow drill and a drilling tool for drilling a bone, a bolt installing device and a vertebral pedicle bolt. The vertebral pedicle bolt is divided into a third thread segment, a rough rod segment, and an internal hexagonal heavy platform is arranged on the nut, the bolt installing device is a hollow structure, and is in counterpoint connection with the nut through a connection key at the front end, and the connection key is a boss matched with the internal hexagonal heavy platform. The invention overcomes the default of complex operation step in the prior art, and provides the single bolt type percutaneous zygopophysis pedicle bolt internal fixation system having low improvement cost.
Owner:周跃 +1
Flusher and assembly assembling system thereof
InactiveCN113798828AMeet the needs of useEasy to operateEnemata/irrigatorsTooth rinsingLiquid storage tankStructural engineering
The invention discloses a flusher and an assembly assembling system thereof, and belongs to the technical field of flushers. The flusher comprises a liquid storage tank, a micro water pump is arranged in the liquid storage tank, a liquid adding opening with a sealing cover and a switch are arranged at the top of the liquid storage tank, and the micro water pump is connected with a holding part through a hose. A through liquid outlet hole is formed in the holding part and communicated with the hose, the other end of the holding part is communicated with the adjusting part, a through liquid outlet hole is also formed in the adjusting part, a liquid outlet pipe is arranged at the other end of the adjusting part, a nozzle assembly is arranged at the tail end of the liquid outlet pipe and comprises a steering part, and a nozzle is arranged on the steering part. The assembly assembling system comprises an adjusting part conveying belt, a holding part conveying belt and a nozzle conveying belt, and can be matched with all the automatic assembling mechanisms to achieve rapid assembly of the assembly.
Owner:岳阳职业技术学院
A luminous nail block toy
Owner:SHENZHEN POLYTECHNIC
Air conditioner and connecting device for indoor machine and outdoor machine thereof
ActiveCN103673234AEasy to installEasy maintenanceLighting and heating apparatusSpace heating and ventilation detailsEngineeringScrew thread
The invention discloses a connecting device for an indoor machine. The connecting device for the indoor machine and the outdoor machine comprises a first connector, a second connector which is in threaded connection with the first connector and an auxiliary screwing piece which is in slide connection with the exterior of the first connector; a rolling column accommodating groove with gradually changed depth is formed in the periphery of the first connector or the internal circumference of the auxiliary screwing piece along the circumferential direction; a rolling column is arranged inside the rolling column accommodating groove in a rolling mode to enable the first connector and the auxiliary screwing piece to be linked along a screwing direction of the first connector and the auxiliary screwing piece. According to the connecting device for the indoor machine and the outdoor machine, the auxiliary screwing piece can only act on the first connector along one direction to achieve connection between the indoor machine and the outdoor machine, the auxiliary screwing piece cannot apply acting force to the first connector during contrarotation, reliable connection between the first connector and the second connector is guaranteed, leakage of heat transferring mediums is avoided due to the auxiliary screwing piece, the wedge groove and the wedge block and installation and maintenance of the indoor machine and the outdoor machine are convenient and installation and maintenance costs of an air conditioner are reduced due to the fact that the connecting device for the indoor machine and the outdoor machine can be arranged indoor. The invention also provides an outdoor machine comprising the connecting device.
Owner:GREE ELECTRIC APPLIANCES INC
Rotating assembly, pressure release valve with filtering function and electric rice cooker
ActiveCN111853300AAchieve rotationRealize threaded connectionInternal combustion piston enginesEqualizing valvesEngineeringThreaded rod
The invention relates to a rotating assembly, a pressure release valve with a filtering function and an electric rice cooker. The rotating assembly comprises a threaded seat and a rotating disc rotationally arranged on the threaded seat through an annular sliding assembly, wherein a hollow threaded rod is in threaded connection with the middle position of the rotating disc, and the hollow threadedrod penetrates through the threaded seat and is in sliding fit with the threaded seat; and a locking mechanism is arranged between the rotating disc and the threaded seat, and an unlocking assembly connected with the locking mechanism is arranged on the rotating disc. Relative position fixation between the threaded seat and the rotating disc is achieved through the arranged locking mechanism so that rotation of the threaded seat can be achieved, and threaded connection between the threaded seat and a connecting piece is achieved; and when the hollow threaded rod needs to be adjusted, the locking state is changed through the unlocking assembly, so that the adjustment of the hollow threaded rod is realized on the premise of ensuring that the threaded seat does not move, and the connection stability between the threaded seat and the connecting piece is ensured.
Owner:佛山市顺德区艾瑞尔电器有限公司
Production process of a new high-performance nut
Owner:义乌市长新传动科技有限公司
Oil pressure compensator
PendingCN113217506AReduce coefficient of frictionAchieving Friction SlidingFluid-pressure actuator safetyFluid-pressure actuator testingMechanical engineeringRubber band
The invention discloses an oil pressure compensator which comprises a base. One end of an oil tube plug is detachably connected to the base, and the other end is connected with an oil tube fixing sleeve; one end of a sealing connector is detachably connected to the base; a microswitch is fixedly arranged on the base and is electrically connected with the sealing connector; an oil bag gland is fixedly mounted at the inner side of the base; the outlet end of a stacked oil bag is clamped between the base and the oil bag gland; an oil bag cover is arranged on the stacked oil bag; and the two ends of a sliding rod are fixedly connected with the base and the oil bag cover respectively. A fixed key is detachably connected to the oil bag cover; and multiple high-strength rubber bands are arranged, and the two ends of each high-strength rubber band are fixedly connected with the oil bag gland and the oil bag cover respectively. When the oil pressure compensator disclosed by the invention works, the stacked oil bag extrudes oil and then performs oil real-time compensation on equipment through an oil tube; and when the oil pressure compensator does not work, the lower end of the fixed key is in threaded connection with the oil bag cover, the oil bag cover is pulled to the position where the pulling force on the stacked oil bag is eliminated through hand pulling, and oil filling operation on the compensator can be conducted.
Owner:HEBEI UNIV OF TECH
Air conditioner and its connection device between indoor unit and outdoor unit
ActiveCN103673234BPrevent unscrewingPrevent leakageLighting and heating apparatusSpace heating and ventilation detailsEngineeringCounter rotation
Owner:GREE ELECTRIC APPLIANCES INC
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