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31results about How to "Achieve tripping" patented technology
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Power lock for automobile side door
ActiveCN104179405AAchieve trippingRealize the unlocking actionPower transmission/actuator featuresElectrical locking actuatorsGear wheelEngineering
Owner:DEERFU VEHICLE LOCK ANTI THEFT SYST SHANGHAI
Automatic sling for guide pillar of reactor core in pressurized water reactor(PWR) nuclear power plant
PendingCN109390063APrevent accidental openingRealize buckleNuclear energy generationReactor fuel elementsNuclear plantNuclear engineering
The invention relates to the technical field of guide pillar hoisting of nuclear power plant reactor cores, and specifically discloses an automatic sling for a guide pillar of a reactor core in a pressurized water reactor(PWR) nuclear power plant. The sling comprises a sling center rod, a driving sleeve and clamping claws, wherein the sling center rod comprises a clamping claw support seat of a stagewise cylinder structure; a plurality of clamping slots are uniformly distributed on the side wall of the lower part of the claw support seat; the clamping claws are mounted in the clamping slots ofthe claw support seat in a matching manner by pin shafts; the driving sleeve of a stagewise cylindrical tube structure is sleeved on the sling center rod; and arcs on the inner wall of the driving sleeve are matched with inclined cambered surfaces on the outer side of the clamping claws and the up and down reciprocation of the driving sleeve is switched into the transmission of the clamping clawsaround the pin shafts, thereby realizing that clamping teeth on the inner sides of the clamping claws are meshed with and detached from a circular groove on the lifting ear of an object to be hoisted. The use of the automatic sling changes the past operation mode that a person climbs high to hook the object on the sling, thereby realizing remote control of hooking-on operation and hooking-off operation, and the automatic sling is fast and convenient to operate. At the same time, the structural design is ingenious and simple, the function is reliable, and the operation is convenient.
Owner:CNNC NUCLEAR POWER OPERATION MANAGEMENT +1
Overvoltage and undervoltage tripper of small-sized breaker
ActiveCN102637559BMotion track is uniquePrecise motion trajectorySwitch operated by excess voltageSwitch operated by falling voltageOvervoltageEngineering
Owner:ZHEJIANG TENGEN ELECTRIC
Multi-direction buckle device
A multi-direction buckle device comprises a female button body, keys, a plurality of male buttons, and a power transmission part. The female button body is provided with a plurality of clamping slotsand key slots. The clamping slot is provided with a first positioning part. A key is arranged in each key slot and can be pressed relative to the female button body. The plurality of male buttons areprovided with a connecting end and a compression end for connecting external connectors, respectively. The compression end is provided with a second positioning part that can cooperate with a first positioning part. When the male button is inserted in the clamping slot, the cooperation between the first positioning part and the second positioning part makes the male button limited in the clampingslot, so that the male button can not eject actively. The power transmission part is arranged between the key and the compression end of the male button, and provided with a compression surface that can simultaneously act with the compression ends of the plurality of mal buttons and a carrying surface that can receive the key pressure from multiple directions, when any position of the button is pressed, all of the carrying surfaces of the power transmission part can receive the pressure of buttons to make the compression surface simultaneously compress the compression ends of all the male buttons and make the second positioning part and the first positioning part separated, so that all the male buttons are simultaneously separated from the female button body.
Owner:LIAN YANG PLASTIC (SHEN ZHEN) CO LTD
Electric unlocking mechanism of side door lock of automobile
InactiveCN103089089AAchieve trippingRealize the unlocking actionVehicle locksAnti-theft devicesActuatorCar door
The invention discloses an electric unlocking mechanism of a side door lock of an automobile. The electric unlocking mechanism comprises a pawl, a ratchet, an actuator and an electric motor. The pawl and the ratchet are rotatably positioned on an automobile door, the pawl is meshed with the ratchet, torsion for keeping the ratchet and the pawl facing meshed directions is exerted on the ratchet and the pawl respectively, a latch hook capable of being locked with a latch is arranged on the ratchet, the actuator can receive an unlocking instruction of a keyless entry system module of the automobile and can control the motor when the motor rotates, and the motor can drive the pawl to rotate. The electric unlocking mechanism has the advantages that signals are received by a key sensing device of the automobile and are transmitted to the actuator, and the actuator controls actions of the electric motor, so that the ratchet can be released from the pawl, an unlocking action is implemented, the automobile door is opened automatically without manually pulling a handle of the automobile door, and the electric unlocking mechanism is convenient to use and appears upscale and elegant.
Owner:KUSN MAGNA AUTOMOBILE SYST
Direct pushing core drawing device
The invention provides a direct pushing core drawing device. When an oblique pusher cannot be used, an inverted buckle of a product can be drawn out simply after the product is pushed outwards. The device comprises the oblique pusher, an oblique carrier rod and a lower die cavity and is characterized in that: a T-shaped oblique pushing needle is movably arranged on the oblique pusher through an oblique pusher settling tank and a spring; a check block is movably connected with the oblique pusher through a pin, is contacted with one end of the T-shaped oblique pushing needle and compresses the spring through the T-shaped oblique pushing needle; and the oblique pusher is arranged in and contacted with the lower die cavity in a V shape.
Owner:VANGUARD TECH WUXI
Filtering cup used for dish-washing machine and dish-washing machine provided with filtering cup
PendingCN109998441AAchieve trippingAvoid cloggingTableware washing/rinsing machine detailsMechanical engineering
The invention discloses a filtering cup used for a dish-washing machine. The filtering cup comprises a filtering part and a cup base, wherein a mounting cavity is arranged in the cup base, the filtering part is mounted in the mounting cavity, the filtering part comprises a first part and a second part, one end of the first part is mounted on the second part in a buckling manner, at least two guideblocks are arranged at the lower end of the first part, the first part is further connected with an elastic stirring block, at least two locating parts are arranged on the inner wall face of the second part, one of the locating parts is connected with a limiting baffle block, the guide blocks are arranged on the corresponding locating parts and the elastic stirring block pushes against the limiting baffle block for preventing the guide blocks from separating from the locating parts, the elastic stirring block is stirred by external force to perform deformation displacement towards the centerof the first part so that the guide blocks separate from locating parts through rotating, and therefore, the first part separates from the second part; and meanwhile, the dish-washing machine providedwith the filtering cup is also applied, and the effects that the mounting and dismounting are convenient and the wishing is convenient are achieved.
Owner:GUANGDONG YIDE ELECTRIC APPLIANCE CO LTD
Shaft supporting base and device with shaft
PendingCN107524624AEasy to assemble and disassembleEasy to installPump componentsPumpsEngineeringStructural engineering
Owner:GREE ELECTRIC APPLIANCES INC
Integrated combined electrical appliance
InactiveCN102055142BSave spaceEasy to useSwitchgear arrangementsSubstation/switching arrangement detailsEpoxyCurrent sensor
Owner:浙江天润电气有限公司
Surge protector tripping structure and surge protector
InactiveCN111769532ALower the altitudeReduce in quantityEmergency protective arrangements for limiting excess voltage/currentElectrical connectionHemt circuits
The invention discloses a surge protector tripping structure and a surge protector and belongs to the technical field of circuit protection. When a single piezoresistor emits heat, soldering tin cannot be fully melted due to uneven heat conduction, and as a result, normal sliding fails, a release lever fails to operate normally, a hidden danger causing fire looms; a release structure is provided with multiple parts, complex in structure, consumes a lot of time in mounting, relatively high in cost and is poor in stability. The invention provides the following technical schemes: the surge protector tripping structure comprises a bottom shell; a cavity wall is arranged in the bottom shell; a piezoresistor is arranged on the left side of the cavity wall; a piezoresistor electrode is arranged on the piezoresistor; a first electrical connection pin is arranged at the top of the piezoresistor; and a separation plastic part is arranged on one side of the piezoresistor. According to the surge protector tripping structure and the surge protector of the invention, the height of the surge protector can be reduced, the number of parts is reduced, the installation difficulty is reduced, tripping, state indication and remote signaling triggering functions can be realized; the practicability of the surge protector tripping structure is improved; and the surge protector tripping structure is suitable for market promotion.
Owner:江苏嘉顿威尔电气有限公司
Password doorlock with lateral button
PendingCN108425555AImprove concealmentNot easy to damagePuzzle locksPermutation locksKey pressingPassword
The invention discloses a password doorlock with a lateral button. A central shaft is rotatably mounted in a lock case in a peripheral direction, at least two password wheels are rotatably arranged onthe central shaft in a sleeving manner in a peripheral direction, a first buckle structure is arranged on the surface of the periphery of each password wheel, a stop is slidably positioned in the lock case, a plurality of second buckle structures which can be connected with the first buckle structures in a fastened manner are arranged on the stop, an unlocking knob is rotatably mounted on the front surface of the outer side of the lock case and is coaxially connected with a stop thumbwheel, the stop thumbwheel can drive the stop to slide in a reciprocating manner to unlock or lock, at least two keys with different marks which can be mounted on a side surface of the outer side of the lock case in a way of axially sliding by a set distance, and each key can drive the corresponding passwordwheel to rotate intermittently in one way at a set angle to release the corresponding first buckle from the corresponding second buckle. Invisibility of the keys of the password doorlock is greatly improved, the password doorlock is not easy to damage even if the password doorlock is used for a long time, and furthermore, the password doorlock is difficult to unlock technically, and is high in safety.
Owner:苏州琨山智能科技有限公司
Silent lock
PendingCN108824971AAchieve trippingRealize automatic lockingBuilding locksEngineeringMechanical engineering
The invention relates to a silent lock which comprises a lock body and a lock catch plate. The lock body comprises a lock box, a spring bolt assembly, a toggle block and a handle. The handle is connected with the toggle block and can drive the toggle block to rotate, the toggle block is in linkage with the spring bolt assembly for driving the spring bolt assembly to stretch and retract, the lock catch plate is provided with a cavity for limiting a spring bolt, the lock body is further provided with a clamping block, and the clamping block can be rotationally fixed in the lock box. The silent lock has an unlocked state and a locked state. In the unlocked state, the front end of the spring bolt is located in the lock box, and the clamping block is clamped to the toggle block. In the locked state, the front end of the spring bolt protrudes out of the lock box, the clamping block is disengaged from the toggle block, and the clamping block is used for switching the locked state and the unlocked state of the silent lock. The spring bolt can be automatically sprung out while being locked, automatic locking is achieved, safety is improved, and silent locking and unlocking are achieved.
Owner:JIANGSU QUNXIONG INTELLIGENT TECH
Portable belt
Owner:常熟协力皮件有限公司
Pressure-maintaining capturing device for deep-sea large organisms
ActiveCN114081020AThe overall structure is simpleLow costFishingElectric machineryEnvironmental geology
The invention relates to an organism capturing device, and aims to provide a pressure-maintaining capturing device for deep-sea large organisms. The device comprises a pressure maintaining cabin body, a movable end cover, an end cover releasing mechanism, an end cover closing mechanism and an energy accumulator system; a fixed end cover with a hole in the center is arranged at the open end of the pressure-resistant cylinder, and a movable end cover matched with the fixed end cover is located in the pressure-resistant cylinder; the movable end cover is controlled by an end cover releasing mechanism and an end cover closing mechanism, and when capturing of the deep-sea large organisms is completed, linear motion provided by the spring is converted into space translation and rotation motion of the movable end cover, so that sealing between the movable end cover and the pressure-resistant cylinder is achieved. According to the invention, a multi-connecting-rod mechanism is adopted, so that the spatial translation and rotation of the movable end cover can be realized, and a large opening is provided to realize the capture of organisms with larger volume; the position of the movable end cover is accurately controlled while self-tightening sealing is achieved. A motor, an oil cylinder and a transmission structure in the prior art are omitted, the overall structure can be simplified, cost is saved, and stability is guaranteed.
Owner:ZHEJIANG UNIV
breaker
ActiveCN109390190BAchieve trippingSimple structureProtective switch operating/release mechanismsHeat conductingEngineering
The invention discloses a circuit breaker. The circuit breaker comprises a housing body, a heat conducting block, a dialing rod, double metal sheets and a mechanical tripping device. The housing bodycomprises a first side and a second side. A composite terminal connected with a circuit is arranged on the first side. The heat conducting block is arranged on the first side of the housing body and connected with the composite terminal. The dialing rod is rotatably arranged on the second side of the housing body. Each double metal sheet comprises a positioning end and a free end. The positioningends are connected to the heat conducting block. The free ends pass through the housing body and extend to the dialing rod. The mechanical tripping device is installed on the second side of the housing body. The heat conducting block is capable of conducting heat of the composite terminal to the double metal sheets. When the current of the circuit is overloaded, heat is increased so that the double metal sheets are bent to drive the dialing rod to rotate, and when the dialing rod rotates to a triggering angle, the mechanical tripping device is triggered to move. According to the invention, thedouble metal sheets are bent after being heated to drive the dialing rod to rotate, thereby achieving tripping of the circuit breaker. Compared with the current electronic type circuit breaker, the structure is simple, the components are fewer, the cost is quite low and different requirements can be met.
Owner:LS INDAL SYST WUXI
A two-for-one twister with automatic brake for broken yarn
The invention relates to the field of textile technology. The purpose is to provide a two-for-one twister with long service life and automatic braking of broken wires, including a winding device, a wire breaking detection device, a yarn collector and a twisting device arranged on the frame from top to bottom; After successively passing through the twisting device, the yarn collector, and the broken wire detection device, it is wound on the winding device; the twisting device includes a twisting mechanism and a driving mechanism for driving the action of the twisting mechanism; the driving mechanism includes a The second transmission rod on one side of the first transmission rod is installed on the frame through the second bearing; the lower end of the second transmission rod is connected to the rotating shaft of the twisting motor through a magnetic clutch transmission assembly. The invention can quickly disconnect the power connection between the driving mechanism and the twisting mechanism, reduces the load on the driving mechanism during braking, lays the foundation for the emergency stop of the twisting mechanism, and greatly prolongs the operating time of the driving mechanism. service life.
Owner:SHENGZHOU KELONG AUTOMATION EQUIP
Remote controller of overload relay
InactiveCN1870372AAchieve trippingImplement/or resetArrangements responsive to excess currentProcess moduleSignaling process
This invention discloses a long distance controller of an over-loading relay including: a control signal process device containing a signal receiving port, a signal output port and a signal process module, a current signal transfer device connected with the relay and the control signal process device, the signal receiving port of which receives signals to be processed by the process module then to output action current signals from the signal output port to be transferred to the over- loading relay by the current signal transfer device and operates the relay, thus, apart from its own operations, the relay can be controlled by the control signal process device remotely to realize the trip or reset of the relay.
Owner:DELIXI ELECTRIC
Battery management system and device
PendingCN112564241AEnsure power supply securityReduce volumePower network operation systems integrationEmergency protective circuit arrangementsTelecommunicationsControl theory
The invention discloses a battery management system which comprises a first relay, a second relay, a fuse, a resistor, a diode, a first battery connecting end and a first charging power supply connecting end, wherein the first battery connecting end is connected with the first end of the fuse, the second end of the fuse is connected with the first end of the first relay, and the second end of thefirst relay is connected with the first charging power supply connecting end; after the second relay is connected with the resistor in series, one end is connected with the first end of the first relay, and the other end is connected with the second end of the first relay; the first end of the diode is connected with the first end of the first relay, and the second end of the diode is connected with the second end of the first relay. The invention also provides a battery management device. The size of the battery management system is effectively reduced, and the space utilization rate of the system is increased.
Owner:VISION TECH CO LTD
Lock catch system and breaker operating mechanism
ActiveCN105374614ASave installation spaceHas electromagnetic attractionHigh-tension/heavy-dress switchesAir-break switchesEngineeringCircuit breaker
The invention provides a lock catch system and a breaker operating mechanism. The lock catch system comprises a main connecting lever and an electromagnet, wherein at least one stage of latch structure is arranged between the main connecting lever and the electromagnet; the electromagnet comprises a static iron core and a movable iron core; a coil is wound on the static iron core; the movable iron core is connected with a reset spring; the movable iron core can rotate relatively to the static iron core and comprises an adsorption part which is attracted by the static iron core when the coil is electrified, so that the movable iron core reversely rotates towards the static iron core; and the movable iron core is also provided with a locking part, which positively rotates along with the movable iron core under the action of elastic force of the reset spring when the coil is powered off, and is in stop coordination with the latch structure. The lock catch system provided by the invention is simple in structure, convenient to use and relatively high in reliability.
Owner:PINGGAO GRP +1
Release for miniature circuit breaker
PendingCN112750671AMiniaturizationReduce volumeProtective switch operating/release mechanismsMiniaturizationCircuit breaker
The invention relates to a release for a miniature circuit breaker. The release comprises a movable iron core, a static iron core, an ejector rod, an iron core sleeve, an electric leakage coil and a current coil, wherein the electric leakage coil is wound outside the iron core sleeve, the current coil is wound outside the electric leakage coil, the number of turns of the electric leakage coil is larger than that of the current coil, and the electric leakage coil and the current coil are wound outside the iron core sleeve at the same time. The functions of short-circuit protection and leakage protection can be realized through using one release, the size of the miniature circuit breaker caused by the number of the release is effectively reduced, and the purpose of miniaturization of the size of the miniature leakage circuit breaker is realized.
Owner:PAISENTE ELECTRICAL CO LTD
A double chain sprocket for high torque transmission
ActiveCN111750052BEffective protectionAvoid breakingGearingControl engineeringTransmission technology
Owner:嵊州市非标链轮有限公司
A transmission mechanism with variable topology structure for automobile electric door lock
ActiveCN109958346BSimple structureReasonable structureElectrical locking actuatorsGear driveGear wheel
The invention relates to an automobile electric door lock and belongs to the field of automobile engineering. According to a topology variable structure provided transmission mechanism for an automobile electric door lock, based on an interval composite piece with a return spring, a single motor drives an insurance relieving branched chain and an opening branched chain of a novel transmission mechanism according to an expected timing sequence; a topology structure of the mechanism can be changed through a cam mechanism angle of repose and a limiting position of the interval composite piece, and the movement time sequence and the movement shutdown ratio of the mechanism are determined; and the limiting position is determined through a limiting position check block, and determined movement of the opening branched chain is achieved. A lower gear of a dual gear in the mechanism drives an insurance branched chain, a lower gear of the insurance branched chain and an engaged insurance gear, the insurance gear drives insurance shifting teeth, the shifting teeth drive an insurance rotary table to rotate, the insurance rotary table pulls an insurance push rod, and an insurance relieving function is achieved. In the insurance relieving process, a driven member cam sliding crank of an interval composite piece cam mechanism is in a shutdown state. An upper gear of the dual gear drives the opening branched chain, and an electric unlocking function is achieved.
Owner:SHANGHAI UNIV OF ENG SCI
Adjustable supporting seat for photovoltaic equipment and use method of adjustable supporting seat
InactiveCN113381678AAchieve trippingAvoid damagePhotovoltaic supportsPhotovoltaic energy generationClassical mechanicsStructural engineering
The invention relates to the field of the photovoltaic technology. The invention aims to provide an adjustable supporting seat for photovoltaic equipment. The adjustable supporting seat comprises a bottom frame, a telescopic adjusting rod and a fixing frame for mounting a photovoltaic panel. The bottom frame comprises two U-shaped grooves which are arranged side by side, supporting seats are arranged at the positions, opposite to the lower ends of the telescopic adjusting rods, of the U-shaped grooves, the lower ends of the telescopic adjusting rods are hinged to hinge lugs at the tops of the supporting seats, the supporting seats are in sliding fit with the U-shaped grooves, and first pressure limiting locking assemblies are arranged at the positions, opposite to the supporting seats, of the U-shaped grooves. A transverse shaft is arranged at the lower end of the fixing frame, adjusting holes matched with the transverse shaft are formed in the groove walls of the two sides of the U-shaped groove, the adjusting holes extend in the length direction of the U-shaped grooves, the transverse shaft is arranged in the adjusting holes in a penetrating mode, and a second pressure limiting locking assembly connected with the transverse shaft is arranged in the position, at the adjusting holes, of the U-shaped grooves. The adjustable supporting seat can be automatically folded when affected by disastrous strong wind, and the photovoltaic panel is prevented from being damaged.
Owner:张正勇
Flip type Bluetooth earphone charging box
PendingCN114615582AAchieve trippingRealize automatic pop-upCharging attachments/accumulatorsEarpiece/earphone manufacture/assemblyStructural engineeringHeadphones
The invention relates to a flip type Bluetooth earphone charging box which comprises a box body, a left box cover, a right box cover and a sliding buckle structure. The left part of the top surface of the box body is provided with a left accommodating groove and the right part is provided with a right accommodating groove; the left box cover is assembled on the box body in a turnable manner, the right box cover is assembled on the box body in a turnable manner, the left box cover is provided with a left upper buckle, and the right box cover is provided with a right upper buckle; the sliding type buckle structure comprises a fixed support and a movable support, the movable support and the fixed support are assembled in a sliding mode in the front-back direction through a limiting structure, the elastic assembly is assembled to the movable support, and the left portion of the movable support is provided with a left lower buckle and the right portion is provided with a right lower buckle. The left lower buckle is used for being buckled with the left upper buckle through the left opening hole so that the left containing groove can be covered with the left box cover, the right lower buckle is used for being buckled with the right upper buckle through the right opening hole so that the right containing groove can be covered with the right box cover, and the movable support is provided with a sliding pushing part which penetrates through the sliding hole and is exposed out of the middle of the box body. Compared with the prior art, the sliding cover opening structure is more reliable.
Owner:东莞市德声实业有限公司
A locking system and a circuit breaker operating mechanism
ActiveCN105374614BSave installation spaceHas electromagnetic attractionHigh-tension/heavy-dress switchesAir-break switchesEngineeringSystem structure
The invention provides a lock catch system and a breaker operating mechanism. The lock catch system comprises a main connecting lever and an electromagnet, wherein at least one stage of latch structure is arranged between the main connecting lever and the electromagnet; the electromagnet comprises a static iron core and a movable iron core; a coil is wound on the static iron core; the movable iron core is connected with a reset spring; the movable iron core can rotate relatively to the static iron core and comprises an adsorption part which is attracted by the static iron core when the coil is electrified, so that the movable iron core reversely rotates towards the static iron core; and the movable iron core is also provided with a locking part, which positively rotates along with the movable iron core under the action of elastic force of the reset spring when the coil is powered off, and is in stop coordination with the latch structure. The lock catch system provided by the invention is simple in structure, convenient to use and relatively high in reliability.
Owner:PINGGAO GRP +1
Light curtain
InactiveCN113775273ARetractableAchieve trippingCurtain suspension devicesLight protection screensElectric machineryDrive motor
The invention relates to the technical field of curtains, and aims to provide a light curtain. The light curtain comprises a mounting rod and a light curtain body arranged below the mounting rod, wherein the mounting rod is a hollow rod; a lead screw which extends in the length direction of the mounting rod is arranged in the center of the inside of the mounting rod; one end of the lead screw is in transmission connection with a driving motor; the other end of the lead screw is in running fit with the mounting rod; a strip-shaped opening which extends in the length direction of the mounting rod is formed in the bottom of the mounting rod; a plurality of moving blocks are arranged in the mounting rod; each moving block comprises an inner ring and an outer ring; each inner ring sleeves the outside of the lead screw and is in threaded fit with the lead screw; each outer ring sleeves the outside of the corresponding inner ring; and a pressure limiting assembly is arranged between each inner ring and the corresponding outer ring. The light curtain is simple and reliable in structure; and the light curtain body can be folded and unfolded quickly.
Owner:绍兴卡洛针纺有限公司
Clutch device for power tool
ActiveCN103737560BAchieve trippingImprove securityPortable percussive toolsCouplings with disconnecting safety membersEngineeringPower tool
The invention discloses a clutch device of an electric tool. The clutch device comprises a reduction box and a middle cover covering the front side of the reduction box, wherein a small shaft passes through the front wall of the reduction box; a first bearing is arranged between the small shaft and the middle cover; a second bearing is arranged between the small shaft and the front wall of the reduction box; a disc spring, a separation and reunion gear and a separation and reunion block are sleeved in sequence between the second bearing and the first bearing on the small shaft; the separation and reunion block is fixed together with the small shaft; the separation and reunion gear is pressed onto the separation and reunion block through the disc spring; meshed separation and reunion teeth are arranged between the separation and reunion gear and the separation and reunion block; the separation and reunion gear is meshed with a gear of an armature arranged on the middle cover. The structural safety and reliability of the clutch device are enhanced.
Owner:ZHEJIANG TONGDA ELECTRICAL APPLIANCE
Drilling anchoring pre-supporting system based on shield operation and construction method
PendingCN113738418ARapid Rock DrillingImprove drilling efficiencyTunnelsAnchoring boltsSupporting systemRock bolt
The invention discloses a drilling anchoring pre-supporting system based on shield operation and a construction method, and aims to provide the drilling anchoring pre-supporting system and the construction method based on the drilling anchoring pre-supporting system. The system comprises an MF quick-change drill rod, a drill shank and an anchor rod; the anchor rod (1) is composed of a drill bit (1-1) connected with an anchoring pipe, a pipe shoe (1-6) connected with the anchoring pipe through a pipe opening lock catch connector and a PVC pipe (1-7) connected with the pipe shoe; and the pipe opening lock catch connector is composed of a lock catch female connector (1-4) connected with the anchoring pipe and a lock catch male connector (1-5) connected with the MF quick-change drill rod (4), and a spiral through groove (1-4-1) of the lock catch female connector (1-4) is matched with a spiral cam groove (1-5-1) of the lock catch male connector (1-5). According to the system, the cutting boundary (7) of the tunnel face (6) is determined firstly, the system is obliquely chiseled into the rock mass (5), the MF quick-change drill rod (4) is withdrawn from the PVC pipe (1-7), and the tunnel face (6) is cut after grouting solidification.
Owner:GUIZHOU SINODRILLS EQUIP
Rotary lock catch type table type water purifier
PendingCN114849330AFastenAchieve trippingStationary filtering element filtersEngineeringStructural engineering
The invention discloses a rotary lock catch type table-type water purifier which comprises a sleeve cover and a base used for being placed on a cabinet table top, a water passing containing cavity is defined by the sleeve cover and the base, a filter element assembly is arranged in the water passing containing cavity, a rotary buckle block is formed in the base, a rotary buckle groove is formed in the outer side of the sleeve cover, and the rotary buckle groove is connected with the corresponding rotary buckle block in a buckled mode. A receding position used for receding the rotary buckling block is formed on the outer side of the sleeve cover, the receding position communicates with a groove opening of the rotary buckling groove, and the sleeve cover can be separated from the base. The table type water purifier is convenient and easy to use, the filter element is convenient to replace, the structural arrangement is reasonable, the reliability is good, the table type water purifier is easy to manufacture, and the manufacturing cost is low.
Owner:佛山市顺德区苏格伦电器有限公司
Overvoltage and undervoltage tripper of small-sized breaker
ActiveCN102637559AMotion track is uniquePrecise motion trajectorySwitch operated by excess voltageSwitch operated by falling voltageOvervoltageEngineering
An overvoltage and undervoltage tripper of a small-sized breaker solves the problem of complicated structure of an existing tripper and comprises a casing. The casing is provided with a control circuit board and a tripping driver inside. The tripping driver comprises a coil former, a movable iron core, a fixed iron core and an ejector rod, a rotation part is sleeved inside the casing, the ejector rod corresponds to the rotation part, the rotation part is provided with a connecting shaft, the connecting shaft penetrating through an arc groove on the casing to be connected with a lock catch of the breaker, the casing is provided with a guide mechanism, and the guide mechanism is matched with the rotation part. The overvoltage and undervoltage tripper of the small-sized breaker has the advantages that the motion manner of rotation of the single rotation part is created, tripping of the breaker is realized, transmission mechanism of an original tripper is simplified, size of the tripper can be reduced indirectly, assembling difficulty is reduced, and labor is saved. Furthermore, the lock catch can move in a unique and accurate track by the aid of the guide mechanism arranged on the casing.
Owner:ZHEJIANG TENGEN ELECTRIC
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