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39results about How to "Realize the disassembly function" patented technology

Coffee bean grinder and coffeemaker with same

ActiveCN102309256AImproves washabilityEasy to useBeverage vesselsGear wheelEngineering
The invention provides a coffee bean grinder, which is simple in structure, is detachable and has few residues. The coffee bean grinder comprises a machine body, a grinding cavity and a coffee powder grinding device, wherein the grinding cavity is arranged on the machine body; the coffee powder grinding device is arranged in the grinding cavity; the coffee power grinding device comprises an outer grinding component arranged on the upper part of the coffee power grinding device and an inner grinding component arranged on the lower part of the coffee power grinding device; a through hole through which coffee powder directly flows out is formed at the bottom of the grinding cavity; an adjusting gear sleeve is sleeved on the outer wall of the grinding cavity; screw threads are formed on the inner wall of the adjusting gear sleeve; and a clamping buckle meshed with the screw threads on the inner wall of the adjusting gear sleeve is arranged on the upper part of the outer grinding component. In a rotation process of the adjusting gear sleeve, the outer grinding component moves up and down along the outer grinding component and is separated from or screwed into the screw threads of the adjusting gear sleeve. The detachable outer grinding component is adopted in the coffee bean grinder, so the cleanliness of internal components of a product is improved. At the same time, the coffee bean grinder is simple in structure and small in occupied space, so the manufacturing cost is obviously reduced.
Owner:MIDEA GRP CO LTD

Steel wire cleaning device of masonry block slitting machine

InactiveCN108943367AQuick cleanSolve the workload and affect the production efficiencyAuxillary shaping apparatusArchitectural engineeringPortal frame
The invention provides a steel wire cleaning device of a masonry block slitting machine. The steel wire cleaning device of the masonry block slitting machine comprises a steel wire, fixing barrels, moving plates, first electric cylinders, a portal frame, base plates, supporting frames, a hollow barrel, springs, a fixing block, an arc-shaped press plate, a second electric cylinder and a dust collecting groove plate. The moving plates are installed inside the supporting frames, the first electric cylinders are arranged on the front portions and the rear portions of the lower end faces of the moving plates, the fixing barrels are welded in the middles of the inner side faces of the moving plates, and the steel wire is installed between the two fixing barrels. The second electric cylinder is installed at the upper end of the moving plate located at the right end of the portal frame, the fixing block is arranged at the left end of the second electric cylinder, and the hollow barrel is installed at the lower end of the fixing block. The springs are installed on the upper end face and the lower end face of the interior of the hollow barrel, the arc-shaped press plate is connected with thehollow barrel through the springs, and the dust collecting groove plate is installed at the left end of the hollow barrel. By the adoption of the design, the function of rapidly cleaning the steel wire is fulfilled, and the steel wire cleaning device of the masonry block slitting machine is convenient to use and operate, can rapidly clean the steel wire, and is high in reliability.
Owner:益文杰

Lifting pressurized well-repairing technology in closed oil pipe

InactiveCN102561975AResolve rule movementSolve safe lifting and lowering operationsDrilling rodsSealing/packingMechanical engineeringPetroleum engineering
The invention relates to a lifting pressurized well-repairing technology in a closed oil pipe. The technology at least comprises the following steps: 1) mounting equipment, namely, mounting a lifting pressurized well-repairing device in the closed oil pipe; 2) fishing an oil pipe hanger under pressure; 3) lifting a pipe strand in the well under pressure; 4) holding a detaching buckle under pressure; 5) holding and lifting for a small distance under pressure; 6) dividing high-pressure and low-pressure chambers; and 7) lifting the oil pipe under normal pressure. According to the technology, a pressurized unplugged oil pipe in an oil-gas well is actively lifted up and pressed down in the high-pressure chamber of the device; the operations of holding the oil pipe in the high-pressure chamber and tools in the well and assembling and disassembling the buckle are performed according to an operation requirement; the separation of the high pressure and low pressure in the chamber is realized; the normal-pressure lifting / drilling operation can be completed by an operator at the well head; and the problem of safety lifting / drilling operation for the unplugged pipe strand in pressurized operation in the oil-gas well is efficiently solved.
Owner:CHINA NAT PETROLEUM CORP CHUANQING DRILLING ENG CO LTD CHANGQING DOWNHOLE TECH CO

Modular glass partition wall with fireproof function for indoor installation

The invention discloses a modular glass partition wall with a fireproof function for indoor installation. The modular glass partition wall comprises a U-shaped frame and a vertical plate, the verticalplate is attached to the left side face of the U-shaped frame, a cavity is formed in the vertical plate, and a positioning mechanism is arranged in the cavity; and one end of the positioning mechanism penetrates through a first through hole formed in the right side face of the vertical plate and extends into a groove formed in the left side face of the U-shaped frame, and a clearing mechanism isarranged on the U-shaped frame. According to the modular glass partition wall, by arranging the positioning mechanism, a first sliding rod is pulled downwards through a rubber block, at the moment, aclamping block is separated from a clamping groove and does not fix a fixed block any more, the clamping block is taken out from the groove, at the moment, a side plate is separated from the U-shapedframe, and finally, a damaged glass plate can be conveniently taken out for replacement, so that the cost is greatly saved without replacing the whole glass plate; and by arranging a first spring, thefirst spring pulls a blocking piece to move upwards through the elasticity of the first spring, at the moment, the clamping block is tightly clamped in the clamping groove, and therefore the verticalplate and the U-shaped frame can be fixed together.
Owner:GOLD MANTIS FINE DECORATION TECH SUZHOU CO LTD

Movable biomass cogeneration device

The invention discloses a movable biomass cogeneration device. The movable biomass cogeneration device comprises a movable header, a biomass combustion furnace, a hot-gas generator, a heat supply system and a tail gas treatment system, wherein the biomass combustion furnace, the hot-gas generator, the heat supply system and the tail gas treatment system are arranged in the movable header, a smokeoutlet of the biomass combustion furnace is in matching connection with an air inlet of the hot-gas generator by virtue of a pipeline, an air outlet of the hot-gas generator is in matching connectionwith an air inlet of the heat supply system by virtue of a pipeline, an air outlet of the heat supply system is in matching connection with the tail gas treatment system by virtue of a pipeline, the movable header is of a cuboid structure, six surfaces of the movable header are fixedly connected by virtue of bolts, and two to four lifting lugs are symmetrically arranged on the top of the movable header. According to the movable biomass cogeneration device, non-petrification fuel can be burnt to generate power and supply heat, so that the energy utilization efficiency is improved, the problem of pollution of non-coal based fuel such as straws and household waste is effectively solved, and biomass cogeneration is realized.
Owner:HUANENG CLEAN ENERGY RES INST

Optical module shell structure

The invention belongs to the technical field of optical communication, and particularly relates to an optical module shell structure, comprising a shell body for packaging electronic parts of an optical module and a pull ring for mounting and detaching the optical module from a use device. The pull ring comprises a connecting plate and two slide pieces, two ends of the connecting plate are connected with the two slide pieces, and mounting slots for slidable mounting of the two slide pieces are respectively formed in two sides of the casing; each slide piece comprises an lock-unlock part for being matched with an elastic part in a mount cage to realize locking and unlocking, and the lock-unlock part is arranged at the end, away from the connecting plate, of the slide piece. According to theoptical module shell structure, the pull ring, which is assembled with the shell body, can slide forwards and backwards in the mounting slots at two sides of the optical module shell body when beingpulled, the lock-unlock parts at the tail ends are then pulled to be matched with the elastic parts in the mount cage so as to realize locking and unlocking, and thus, the optical module can be mounted on or detached from the use device.
Owner:LINKTEL TECH CO LTD

Watchband connecting structure and wearable equipment

The invention discloses a watchband connecting structure and wearable equipment. The watchband connecting structure comprises a connecting piece, a buckle assembly and a triggering piece; the connecting piece is fixedly connected to the shell, and a clamping groove is formed in the connecting piece; the buckle assembly comprises a fixed support and a clamping piece, the clamping piece is movably connected to the fixed support, and the fixed support is fixedly connected to a belt body; an elastic piece is further arranged in the buckle assembly and is elastically clamped between the fixed support and the clamping piece, so that the clamping piece and the clamping groove can be clamped and fixed; the triggering piece is movably connected to the fixed support and is fixedly connected to the clamping piece; the triggering piece drives the clamping piece to move in a direction away from the clamping groove so that the clamping piece can be disengaged from the clamping groove. According to the technical scheme, the disassembly and assembly functions of the belt body and the shell are achieved, the operation is easy and convenient, and the user experience is improved.
Owner:GEER TECH CO LTD

Anti-derail safety protection device for construction hoist easy to overhaul

The invention discloses an anti-derail safety protection device for a construction hoist easy to overhaul. The anti-derail safety protection device for the construction hoist easy to overhaul structurally comprises a fixing mechanism, a frame plate, a rail cylinder, a rail sleeving device, a nut, a fixed shaft pipe, a rotary knob device and a fingerprint recognition device, wherein the fixed shaftpipe is arranged under the fixing mechanism and is in threaded connection with the fixing mechanism; the rotary knob device is arranged on the left side of the fixing mechanism; the frame plate is arranged on the right side of the fixing mechanism; the fixing mechanism is connected with the frame plate in a locking way; the fingerprint recognition device is located at the top end of the fixing mechanism; the rail cylinder is arranged on the front side of the frame plate; the frame plate is welded with the rail cylinder; the nut is arranged on the outer side of the frame plate; the frame plateis in transition fit to the nut; the rail sleeving device is arranged under the frame plate; the frame plate is fastened with the rail sleeving device; and the rail sleeving device is a cylinder body. When the equipment is used, through an elastic mechanism arranged on the equipment, the problems that in the prior art, since the rail is worn, the equipment needs to be overhauled and replaced frequently and is troublesome in replacement are solved, and the equipment can be convenient and fast to daily repair and maintain.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY AND SCIENCE

Watchband connecting structure and wearable equipment

The invention discloses a watchband connecting structure and wearable equipment. The watchband connecting structure is used for connecting a watchband body with a shell of an equipment main body, andcomprises a fixed assembly, a buckle assembly and a triggering part; the fixed assembly is fixedly connected with the band body; the buckle assembly is provided with two oppositely-arranged clamping parts, and the two clamping parts are movably connected with the fixed assembly. An elastic part is elastically clamped between the two clamping parts, so the two clamping parts are clamped and fixed with the shell; the trigger part is slidably connected with the fixed assembly and is in driving connection with the clamping parts, and the trigger part slides relative to the fixed assembly to drivethe two clamping parts to move in the same direction or in the opposite directions so as to be disengaged from the shell. According to the technical scheme, the disassembly and assembly functions of the band body and the shell are achieved, the operation is easy and convenient, and the user experience is improved.
Owner:GEER TECH CO LTD

Computer power supply device

The invention discloses a computer power supply device. The computer power supply device comprises a power supply body, a heat radiating cavity, a heat radiating partition plate, a cleaning cover andan open slot. The cleaning cover is hinged to the center of the top end of the power supply body, first fixing rods are hinged to two sides of the top end of the cleaning cover respectively, a clamping block is fixed to the outer wall of one end of each first fixing rod, and sliders are fixed to slide groove positions of the outer wall of the heat radiating partition plate. The outer wall, on oneside of the heat radiating cavity, of the power supply body is provided with symmetrical USB interfaces. The center of the bottom end of the power supply body is provided with heat radiating holes atequal intervals, and supporting columns are fixed to corners, outside the heat radiating partition plate, of the power supply body. Suckers are fixed to bottom ends of hinge columns which are hinged to bottom ends of the supporting columns. The computer power supply device has advantages that operating efficiency in power supply heat radiation is improved, safety in use of the power supply body isimproved, and a power supply internal cleaning function is realized.
Owner:南宁恒腾科技有限公司

Stone spraying and mud removing device

InactiveCN112325575AAvoid the phenomenon of a large amount of water stains attachedRealize the drying functionDrying solid materials without heatDrying gas arrangementsTransmission beltOutfall
The invention discloses a stone spraying and mud removing device. The stone spraying and mud removing device comprises a main body, supports, a water outlet and a discharging port, wherein the supports are fixed to the bottom end of the main body, a transmission belt is arranged in the main body, the water outlet is fixed to the bottom end of the main body, a water conveying pipe is fixed to one side of a water inlet pipe, a booster pump is fixed to the middle of the water conveying pipe, spraying heads are fixed to the bottom end of the water conveying pipe, a feeding port is fixed to the other side of the top end of the main body, and a tensioning structure is arranged in the conveying belt. When the conveying belt conveys materials, heat is generated through heating assemblies in the box body, the temperature in the box body is raised, then a fan operates to blow out the hot air in the box body from air outlets, the blown hot air makes contact with the materials to dry the materials, and the phenomenon that a large number of water spots are attached to the surfaces of the materials during discharging is avoided, so that the drying function of the device is achieved, and the functionality of the device is improved.
Owner:台州普立德建筑科技有限公司

A detachable grounding device for mechanical and electronic equipment

The invention discloses a detachable grounding device for mechanical electronic equipment. The device comprises a casing, a horizontal plate and a movable hole. The horizontal plate is fixed in the casing and is equipped with a pulley, a toot block is fixed to a fixed plate, a first telescopic rod is fixed on the fixed plate, a connecting block is mounted on the first telescopic rod, the connecting block is provided with a movable slot, a movable block is installed inside the movable slot, the movable block is installed on the second telescopic rod, a rotating shaft is installed on the fixed plate, a rotating block is installed on the rotating shaft, a thread piece is fixed to the outer side of the casing, the lower end of the casing is equipped with a working block, and the thread piece is fixed to the working block. According to the detachable grounding device for mechanical electronic equipment, a novel structural design is used, a structure with a fixation function is designed, theproblem of unstable fixation of a traditional device is solved, at the same time, the structure with a convenient disassembly function is designed, and the problem of inconvenient disassembly of a conventional device is solved.
Owner:佛山市天裕金属材料有限公司

Mold grinding machine with dust removal function

The invention discloses a mold grinding machine with a dust removal function. The machine comprises a support, a bottom plate, a control panel and a fixing frame, wherein the bottom plate is fixed to the top end of the support, the control panel is installed on the surface of the bottom plate, a rotating structure is arranged at the bottom end of a fixing structure, and a fixing base is fixed to the bottom end of the rotating structure. According to the machine, a servo motor rotates to drive a transmission gear to rotate, the transmission gear drives a transmission rod to rotate, then the transmission rod rotates to drive a rotating shaft to rotate, the rotating shaft drives fan blades to rotate, then a dust collection bag in an L-shaped clamping groove is aligned with a clamping groove, then the clamping groove and the L-shaped clamping groove are pushed to be clamped and fixed, meanwhile, the fan blades rotate to drive airflow in air to be drawn, dust generated when a grinding disc grinds the surface of the fixing structure can be conveyed into the dust collection bag via a dust suction opening to be collected, and the phenomenon that the dust spreads in the air to damage the environment is avoided.
Owner:赵洁

Flash memory storage device based on cold and hot data analysis technology

The invention discloses a flash memory storage device based on cold and hot data analysis technology, the flash memory storage device comprises a main body, a heat dissipation frame, a circulator, a mounting hole and a warning indicator, the top of the main body is provided with a connecting hole, the inner wall of the main body is provided with a rotating shaft, the front side of the main body is provided with the heat dissipation frame, the top of the heat dissipation frame is provided with a temperature detector, and the temperature detector is provided with a temperature sensor. And a warning indicator is mounted on the front surface of the main body. Rapid connection and disassembly can be achieved by installing a connecting hole, when connection is conducted firstly, a connecting block is inserted into the connecting hole, an inclined plate collides with a movable rod, the movable rod returns to the original position under the action of a first spring, the inclined plate is limited, the inclined plate and the connecting block are prevented from sliding off, and the connecting function is achieved; a pressing rod moves to drive a second spring to extend, the pressing rod drives a gear groove to move, a driving gear and a rotating shaft are made to rotate, a cable is tightened to drive a movable rod to contract, and therefore an inclined plate is not limited any more, and the dismounting function is achieved.
Owner:JIANGSU HUACUN ELECTRONICS TECH CO LTD

Combined riveting test clamp easy to rivet and disassemble

The invention discloses a combined riveting test clamp easy to rivet and disassemble, which is characterized in that: a pressing block (1) is inserted into the upper end of an outer sleeve (2); the lower end of the outer sleeve (2) is connected with a base (5) through a bolt; an inner core (4) is placed on the base (5); the lower end of the inner core (4) is inserted into the lower end in the outer sleeve (2); the middles of ejector rods (6) are inserted into the inner core (4) respectively; and the two ends of the inner core (4) are inserted into a riveting plate (3) and the base (5) respectively. According to the invention, the stability of a de-riveting test is good, the conditions of twisting and inclined forging during upsetting are avoided, the efficiency is high, the labor intensity is low, and the test efficiency is greatly improved.
Owner:AVIC STANDARD PARTS MFG

Computer with display device convenient to disassemble and assemble

The invention is suitable for the technical field of computers, and provides a computer with a display device convenient to disassemble and assemble, the computer comprises an operation main body and a display main body which are detachably connected, the front end of the operation main body is fixedly connected with a fixing plate, the fixing plate is rotatably connected with two connecting assemblies which are symmetrically arranged left and right, and the upper end of the fixing plate is provided with a second fixing groove; the second fixing groove extends downwards from the upper end of the fixing plate, the lower end of the second fixing groove penetrates through the first receding groove, the first receding groove is formed in the lower side of the first clamping groove and extends upwards from the lower end of the fixing plate, and a first fixing groove is formed in the upper end of the first receding groove and penetrates through the second fixing groove. One end of a first clamping plate is movably contacted in the first fixing groove; and two connecting grooves are symmetrically formed in the lower end of the display main body, extend upwards from the lower end of the display main body, and are movably clamped with the first clamping plates. Therefore, the computer is convenient to disassemble, and the use convenience of people is improved.
Owner:SHANDONG VOCATIONAL COLLEGE OF SCI & TECH

Novel scissors capable of realizing remote application

The invention provides novel scissors capable of realizing remote application. The novel scissors comprise a cutter rack, a cutting blade, a cutting blade rack, an inner telescopic rod, a gear shaft,an outer supporting rod, a spool, a handle, steel wires, a spring, a bolt and a rocking handle. The specific structure and the connection relationship are as follows: the inner telescopic rod and theouter supporting rod are coaxial; the gear shaft is installed on the outer supporting rod; the rocking handle is arranged at one end of the gear shaft; the gear shaft and the inner telescopic rod realize stretch and contraction by virtue of engaged transmission of a gear and a rack; the cutter rack is arranged at one end of the inner telescopic rod; the handle is arranged on the outer supporting rod; the handle is connected with the cutter rack and the spring through the steel wires; each steel wire is externally provided with a wire jacket; and the steel wires are pulled by pressing the handle so that a cutter can be moved for implementing cutting. The novel scissors provided by the invention are convenient to carry or store, can realize remote cutting, especially cutting of a high-altitude object, is safe and reliable, and effectively prevents the danger caused by climbing a high position.
Owner:GUANGXI UNIV

A mechanical hard disk vibration reduction protection fixing device

The invention discloses vibration reduction protection fixing equipment for a mechanical hard disk. The equipment comprises a vibration reduction box. A vibration reduction cavity with an upward opening is formed in the vibration reduction box. A vibration reduction device used for vibration reduction is arranged in the vibration reduction cavity. A longitudinal vibration reduction mechanism for realizing vibration reduction in the vertical direction is arranged in the vibration reduction device. A hard disk fixer capable of quickly clamping and fixing a mechanical hard disk is connected in the vibration reduction device in a sliding manner. A clamping jaw for clamping and fixing a mechanical hard disk is arranged in a hard disk fixer. A clamping plate and a push rod are pushed by pressingdown the hard disk. A bolt mechanism can automatically fix the push rod so as to limit the movement of the clamping plate. A cam on the push rod drives the clamping mechanism to clamp the mechanicalhard disk. Rapid and reliable fixing of the hard disk is achieved. Limiting of a plug pin mechanism to the push rod is relieved by manually shifting the plug pin. The rapid dismounting function can beachieved, and therefore the mechanical hard disk can be reliably fixed, and the mechanical hard disk can be rapidly mounted and dismounted.
Owner:徐州鸿祥机械制造有限公司

Dismounting device and method for heat insulation forming ring of solid rocket engine

The invention provides a solid rocket engine heat insulation forming ring dismounting device and a dismounting method.The dismounting device comprises a rack, a mounting base is arranged on the rack, a mounting frame is arranged on the mounting base, a telescopic mechanism is arranged on the mounting frame, a dismounting claw support is arranged at the telescopic end of the telescopic mechanism, and dismounting claws are arranged on the dismounting claw support; a sliding ring matched with the dismounting claw support is arranged at the tail end of the dismounting claw, the sliding ring is fixed to the dismounting claw support through a puller bolt, a clamping protrusion is arranged at the front end of the dismounting claw, and a plurality of puller rods are arranged on the mounting frame. According to the dismounting device and the dismounting method, the solid rocket engine curing forming ring can be quickly dismounted, the labor intensity of operators is reduced, and the dismounting efficiency is improved.
Owner:HUBEI SANJIANG AEROSPACE JIANGHE CHEM TECH

A light-weight high-temperature electrical connector with detachable contacts

The invention provides a detachable lightweight high-temperature electrical connector comprising a base assembly, a screw sleeve assembly and a housing assembly. The base assembly, the screw sleeve assembly and the outer shell assembly are arranged from the inside to the outside in sequence; The base assembly comprises a lower base and an upper base, wherein a contact part and a stay spring ring are arranged in the upper base, one end of the upper base is buckled with the lower base, and the other end of the lower base is provided with a nut; The support spring coil is arranged at both ends ofthe contact piece; The peripheral ring of the support spring coil is a support barb structure, and the contact piece is fixed by the support barb; The screw sleeve assembly is installed from the tailend of the shell part and fixed by a retaining ring; The nut presses the base assembly into the housing joint. The invention can meet the requirements of high-temperature use, and the shell materialdensity is small, and the weight reduction purpose can be achieved, and the weight loss is about 30% compared with the existing high-temperature products with the same specification; The contact piececan realize the disassembly function and satisfy the reliability of the assembly between the parts.
Owner:GUIZHOU SPACE APPLIANCE CO LTD

Electronic gear shifting handle mounting structure and assembling method

The invention discloses an electronic gear shifting handle mounting structure and an assembling method. The electronic gear shifting handle mounting structure comprises a handle framework, a stop lever and a lock ring; the handle framework is in limiting connection with the lock ring from the upper portion, the stop lever is in limiting connection with the lock ring from the lower portion, the upper portion of the stop lever is fixed into the handle framework, and a plurality of first limiting ribs used for limiting the stop lever and a plurality of second limiting ribs used for limiting the handle framework are arranged on an inner circle of the lock ring. According to the electronic gear shifting handle mounting structure and the assembling method, fasteners are not needed for auxiliaryfixing; and a handle electric appliance plug connector is protected, and the pull-out force is hardly influenced after the handle electric appliance plug connector is disassembled and assembled for many times.
Owner:VOYAH AUTOMOBILE TECH CO LTD

A transmission line anti-vibration hammer live maintenance robot

A live inspection robot for shock-proof hammer of transmission line the invention relates to the technical field of shock-proof hammer inspection and repair equipment, include a mobile carrier, a storage bin arranged on the moving carrier, a suspension mechanism arranged on the storage bin, a spraying mechanism arranged on the moving carrier, an inspection mechanism arranged on the moving carrierfor overhauling the shock-proof hammer, and a control mechanism arranged on the moving carrier for controlling the moving carrier, the suspension mechanism, the spraying mechanism and the overhaul mechanism; Not only can the shock hammer on the transmission line be repaired, but also the ice on the transmission line can be rapidly melted in winter, and the ice melting effect is obvious, and the damage to carbon steel and plants is small.
Owner:国网河南省电力公司西峡县供电公司

Photovoltaic panel protection device for solar street lights

The invention provides a protection apparatus for a photovoltaic panel of a solar streetlamp. The protection apparatus comprises a box body, motors, rotary shafts, gears, racks, a protection film, a cleaning brush, a photovoltaic panel main body, an upper magnet, a lower magnet and a T-shaped sliding block, wherein the rotary shafts are mounted at the outer ends of the motors; the gears are mounted on the rotary shafts; the racks are mounted on the gears; the protection film is fixed on the racks; and the cleaning brush is fixed on the inner end plane of the protection film. By virtue of the design, the assembling and disassembling function of the photovoltaic panel of the solar streetlamp is realized; and meanwhile, the protection function and the assembling and disassembling function of the photovoltaic panel of the solar streetlamp are realized, so that the protection apparatus is high in practicability and reliability.
Owner:元玄科技(珠海)有限责任公司

Pencil sharpener capable of cutting different shapes and different sizes of pen points

The invention provides a pencil sharpener capable of cutting different shapes and different sizes of pen points. The pencil sharpener comprises a shell, a manual locking device, a transparent upper cover, a collecting base, a collecting drawer, a rolling bearing, a rocking handle, a driving gear shaft, a first driven gear shaft, a second driven gear shaft, a short cutting knife, a long cutting knife, a grinding knife and filter screens. According to the specific structure and the connection relationship, an axis of the driving gear shaft, an axis of the first driven gear shaft and an axis of the second driven gear shaft are on the same horizontal plane, the two filter screens are obliquely arranged in the collecting base, the collecting drawer is installed, the shell is provided with the manual locking device, the transparent upper cover is provided with the rolling bearing, one end of the driving gear shaft is provided with the rocking handle, the other end of the driving gear shaft is provided with the short cutting knife, one end of the first driven gear shaft is provided with the long cutting knife, and one end of the second driven gear shaft is provided with the grinding knife. According to the pencil sharpener, the pencil points with different shapes and lengths can be cut, the use requirements of students in different situations on a pencil can be met, and the effect ofimproving the cutting efficiency can be achieved.
Owner:GUANGXI UNIV

A remote-operated multifunctional pin-removing pliers

The invention relates to the field of electric power maintenance tools, and discloses a remote-operated multifunctional pin removal pliers, including an operating rod, a pin removal pliers, and a clamping mechanism that drives the opening and closing of the pin removal pliers. The clamping mechanism includes two The hinge base and the two pin-removing pliers connectors arranged in mirror image, and the two adjacent hinge bases and the pin-removing pliers connectors are hinged by a living hinge, and also include a drive that drives the two hinge bases of the clamping mechanism to move toward or away from each other Mechanism; the connecting part of the pin removing pliers includes a horizontal connecting arm and a vertical connecting arm vertically connected to the horizontal connecting arm, and the two ends of the horizontal connecting arm are hinged with the living hinge; The fixed plate, the end of the clamp rod or the fixed plate is fixedly connected with the vertical connecting arm. The invention can be operated remotely, reducing the risk of workers falling from high altitude; at the same time, it is suitable for pulling cotter pins in vertical lines and parallel lines, with flexible and convenient operation, time-saving, labor-saving, high efficiency and high accuracy.
Owner:DALI BUREAU OF ULTRA HIGH VOLTAGE TRANSMISSION CO CHINA SOUTHERN POWER GRID CO LTD

Coffee bean grinder and coffeemaker with same

ActiveCN102309256BImproves washabilityEasy to useBeverage vesselsEngineeringScrew thread
The invention provides a coffee bean grinder, which is simple in structure, is detachable and has few residues. The coffee bean grinder comprises a machine body, a grinding cavity and a coffee powder grinding device, wherein the grinding cavity is arranged on the machine body; the coffee powder grinding device is arranged in the grinding cavity; the coffee power grinding device comprises an outer grinding component arranged on the upper part of the coffee power grinding device and an inner grinding component arranged on the lower part of the coffee power grinding device; a through hole through which coffee powder directly flows out is formed at the bottom of the grinding cavity; an adjusting gear sleeve is sleeved on the outer wall of the grinding cavity; screw threads are formed on the inner wall of the adjusting gear sleeve; and a clamping buckle meshed with the screw threads on the inner wall of the adjusting gear sleeve is arranged on the upper part of the outer grinding component. In a rotation process of the adjusting gear sleeve, the outer grinding component moves up and down along the outer grinding component and is separated from or screwed into the screw threads of the adjusting gear sleeve. The detachable outer grinding component is adopted in the coffee bean grinder, so the cleanliness of internal components of a product is improved. At the same time, the coffee bean grinder is simple in structure and small in occupied space, so the manufacturing cost is obviously reduced.
Owner:MIDEA GRP CO LTD

Quick-plug single-core optical fiber connector

PendingCN111580222AWith quick plug functionGuaranteed contact lengthCoupling light guidesLight signalOptical fiber connector
The invention discloses a quick-plug single-core optical fiber connector, and solves the problems that an optical fiber connector in the prior art does not have a quick-plug function and has large insertion loss and return loss of optical signals during butt joint. The invention discloses a quick-plug single-core optical fiber connector which comprises a plug and a socket which are in butt joint with each other, wherein the plug comprises a plug shell assembly, a hole front insulator, a metal sleeve, a ceramic sleeve, a sealing ring, a hole front gasket, a hole rear insulator, a large spring A, a hole rear gasket, a snap spring A, a phi 2.5 optical fiber pin A, an arc-shaped elastic gasket and a ball; and the socket comprises a socket shell, a pin front insulator, a pin front gasket, a large spring B, a pin rear gasket, a pin rear insulator, a snap spring B and a phi 2.5 optical fiber pin B. According to the quick-plugging single-core optical fiber connector, optical signal transmission between circular connectors can be achieved. Meanwhile, the contact body has a detachable function, subsequent product maintenance is facilitated, the product cost is reduced, and the service life of a product is prolonged.
Owner:沈阳兴华航空电器有限责任公司
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