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70results about How to "Small sealing area" patented technology

Pouch for secondary battery, secondary battery using the same, and apparatus for sealing pouch cases of secondary battery

A pouch for a secondary battery comprising indentations on a sealing area of the pouch is disclosed. At least some of the indentations are filled with the resin layers of the pouch. A secondary battery comprising the pouch, and an apparatus for sealing the pouch are also provided. The indentations in the pouch can take the shape of dots or lines, and prevent the resin layers of the pouch from leaking out of the pouch during heating and pressing of the sealing area of the pouch. Also, when the resin layers collect in the indentations, forming adhesive cores, reliability of the pouch seal is improved despite a reduction in the sealing area of the pouch.
Owner:SAMSUNG SDI CO LTD

Inner conductor sealing insulator for coaxial connector

An insulator for supporting an inner contact within a coaxial cable connector; the coaxial cable connector for coupling with a coaxial cable having an outer conductor and an inner conductor. The insulator formed as a monolithic dielectric body provided with a mounting portion proximate a connector end, the mounting portion dimensioned to seat within a connector body of the coaxial cable connector. A bore through the dielectric body dimensioned to seat the inner contact therein provided with an annular first seal groove in an inner diameter of the bore proximate a cable end, an inner conductor seal disposed in the first seal groove. The inner conductor seal dimensioned to seal between the insulator and the inner conductor when the inner conductor is coupled to the inner contact.
Owner:COMMSCOPE TECH LLC

Inner Conductor Sealing Insulator for Coaxial Connector

An insulator for supporting an inner contact within a coaxial cable connector; the coaxial cable connector for coupling with a coaxial cable having an outer conductor and an inner conductor. The insulator formed as a monolithic dielectric body provided with a mounting portion proximate a connector end, the mounting portion dimensioned to seat within a connector body of the coaxial cable connector. A bore through the dielectric body dimensioned to seat the inner contact therein provided with an annular first seal groove in an inner diameter of the bore proximate a cable end, an inner conductor seal disposed in the first seal groove. The inner conductor seal dimensioned to seal between the insulator and the inner conductor when the inner conductor is coupled to the inner contact.
Owner:COMMSCOPE TECH LLC

Middle hole pressure storage static leakage-free oil sprayer

The invention discloses a middle hole pressure storage static leakage-free oil sprayer, comprising a high speed solenoid valve, a locking screw sleeve, a tapered surface ball valve type switch valve, a control plunger and barrel assembly, an oil sprayer spring, a spring seat, an opening check ring, an oil sprayer body, an oil sprayer assembly and an oil nozzle locking cap; the tapered surface ball valve type switch valve is arranged in a concave cavity in the upper end of the oil sprayer body; the upper end of the oil sprayer body is connected with the high speed solenoid valve by a locking nut; the lower end of the oil sprayer body is connected with the oil nozzle assembly by the oil nozzle locking cap; the control pole plunger and barrel assembly is arranged in a central hole formed along the axis of the oil sprayer body; the central hole of the oil sprayer body and the control pole plunger and barrel assembly form a middle hole pressure storage cavity. The oil sprayer is simple in structure, low in machining cost and convenient to mount, so the production efficiency and product percent of pass are improved.
Owner:钧风电控科技(大连)有限责任公司

Vacuum bottle stopper

The invention discloses an integrative vacuum bottle cork, which comprises a cylinder body (1), a pressing handle moving piece (2), a spring (3) and an air valve pump, wherein the pressing handle moving piece (2) and the air valve pump are positioned in the cylinder body (1) together and connected through the spring (3). The vacuum bottle cork has the advantages of simple structure, small volume, convenient use, good sealing effect and the like.
Owner:THANKHOT BIOTECHNOLOGY CO LTD

Miniature integral cold air propeller

The present invention relates to miniature fluid control element in precise machine and astronautics, and is especially miniature integral cold air propeller for satellite posture and position control. The pressure reducer, cut-off valve, shared seat, valve base, valve cap, sealing film and other parts constitute one integral structure, and the miniature planar nozzle is set near the air outlet of the cut-off valve. Elastic film and plate spring are used in the reducing and stabilizing of high pressure air to simplify the structure, machining and installation. Rolling ball valve core is used to raise the control pressure of the cut-off valve, and permanent magnetic suction is used to provide sealing pressing force of the cut-off valve and the restoring force of actuator. The main parts of the pressure reducer and the cut-off valver are in planar structure and integrally designed, and this makes it possible to transplant to planar miniature technique, and integrating the structural parts can omit assembly, reduce size and raise integration degree and control precision.
Owner:TSINGHUA UNIV

Joint driving apparatus for robot

A joint driving apparatus for a robot comprises an oscillating internally meshing reduction mechanism, a center shaft member, a ring portion, and an oil seal disposed between the ring portion and the center shaft member. The oscillating internally meshing reduction mechanism is fixed to a first member and rotates the second member relatively with respect to the first member. An output member is arranged at the side of an external gear in an axial direction so as to output a relative rotation of an internal gear with the external gear. The center shaft member is fixed to the output member, and has a shaft portion extending up to the side opposite to the external gear in the axial direction of the output member. The ring portion is integrally formed with the first member and faces to the shaft portion of the center shaft member. The oil seal is disposed between the ring portion and the shaft portion.
Owner:SUMITOMO HEAVY IND LTD

Installation structure of sandwich color steel composite plate drop ceiling

The invention provides an installation structure of a sandwich color steel composite plate drop ceiling, which is easily cleaned and ensures beautiful joint and convenient pipeline and ceiling lamp installation, saves time and labor for installing the ceiling, saves cost, and is good in tightness. The installation structure comprises sandwich colour steel composite plates, a hanging beam, a connecting piece and a harness cord, and is characterized in that: the hanging beam is positioned in a joint formed by combining two sandwich colour steel composite plates; the hanging beam is not exposed from the upper and lower surfaces of the sandwich colour steel composite plates; the hanging point of the hanging beam is positioned in the largest space of the joint formed by combining the sandwich colour steel composite plates; the hanging point is connected with the connecting piece on the upper part through a T-shaped bolt and a T-shaped nut; the connecting piece presses the upper surfaces of the sandwich colour steel composite plates; the connecting piece is connected with the hanging rod of the harness cord; the lower end of the hanging beam is provided with joint controlling and separating strips; and the combining lower surfaces of the sandwich colour steel composite plates are in sealed connection by a sealant at the position of a joint.
Owner:CHINA ELECTRONICS SYST ENG NO 2 CONSTR

Shower head with rocker function

InactiveCN102069042ARealize all-round swingEasy to switchSpray nozzlesEngineeringShower
The invention discloses a shower head with rocker function, which comprises a fixed unit, a switching mechanism and a water outlet unit. The fixed unit comprises a main body and a support cover, wherein the main body and the support cover are assembled together, a water outlet cavity which can be communicated with a water supply source is formed between the main body and the support cover, the center of the support cover is provided with an ascending bulge, and the support cover is provided with a plurality of sets of water outlet holes. The switching mechanism comprises a drive plate, and the drive plate is arranged in the water outlet cavity and can be swingably connected to the bulge; the drive plate is connected with a plurality of sets of sealing columns which are circumferentially arranged at an uniform interval and corresponding to the water outlet holes one by one, and provided with a rocker; the rocker passes through the main body from the inside of the main body to the outside of the main body, so that the rocker can be controlled by the users; and through swinging the rocker, the sealing columns can be controlled to be inserted to seal the water outlet holes or pulled out to communicate the water outlet holes. The water outlet unit is assembled below the fixed unit, and comprises a plurality of sets of water outlet sets correspondingly communicated with the water outlet holes one by one.
Owner:XIAMEN SOLEX HIGH TECH IND CO LTD +1

Accelerating agent quantitatively-adding dry-wet dual purpose concrete spraying machine

The invention discloses an accelerating agent quantitatively-adding dry-wet dual purpose concrete spraying machine. The accelerating agent quantitatively-adding dry-wet dual purpose concrete spraying machine is characterized by comprising a concrete mix conveying system, a spraying system used for spraying a concrete mix and a liquid state accelerating agent supply system, wherein the tail end of the concrete mix conveying system is arranged above the spraying system, and the liquid state accelerating agent supply system is arranged at one side of the spraying system. The concrete mix conveying system, the spraying system and the liquid state accelerating agent supply system are all arranged on a base plate, and the concrete mix conveying system is obliquely upward arranged. The accelerating agent quantitatively-adding dry-wet dual purpose concrete spraying machine has the advantages that concrete materials are conveyed through chained driving and driven components, the sealing area is reduced, and the weight is lowered; through the vertical arrangement of a driving chain wheel and a driven chain wheel, the operation of the spraying machine is convenient to observe, and the spraying machine is convenient to repair; through secondary ensealing a discharge port of a discharge pipe, it is guaranteed that the concrete mix are blown to the discharge port smoothly; through the cyclic utilization of wind exhausted from a tailing fluid director into a gas-tight chamber, the discharge of concrete mix is facilitated.
Owner:SHANDONG UNIV

Battery pack

The present disclosure discloses a battery pack suitable for improving cooling efficiency of a cooling duct for battery cells in a battery module by reducing a sealing area between a lower case and an upper case configured to fully surround the battery module. The battery pack according to the present disclosure includes a battery module including battery cells sequentially stacked and a cooling duct located on side of the battery cells; a lower case configured to load the battery module and the cooling duct therein; and an upper case coupled to the lower case so as to cover the battery module and the cooling duct, the upper case having a vent structure on the cooling duct. The vent structure has, on the cooling duct, an inner air passage unit opened at a sidewall of the upper case, and an outer air passage unit inserted into the inner air passage unit.
Owner:LG ENERGY SOLUTION LTD

Radial power rotor engine

The invention discloses a radial power rotor engine which has a structure that a compressed air surge chamber (2), a combustion chamber (3) and a rotor chamber (4) are formed in an engine shell (1), wherein an air compressor (13) is communicated with the combustion chamber (3) through the compressed air surge chamber (2) and a one-way valve (5), the combustion chamber (3) is connected with a fuel-injection apparatus (6) and a timing ignition device (7), and a puff port (8) of the combustion chamber (3) is communicated with the rotor chamber (4); the rotor chamber (4) is internally provided with a rotor (9) which consists of a rotor shaft (10) and rotor vanes (11), the rotor vanes (11) are homocentrically and circularly distributed on the rotor shaft (10) which is arranged on the engine shell (1), and the rotor shaft (10) is provided with the air compressor (13). The invention has the advantages of simple structure, few parts, easy manufacture, stable property and simple maintenance and can use various fuels.
Owner:席伟

Integrated module of automobile engine thermostat seat and engine oil filter seat

The invention relates to an integrated module of an automobile engine thermostat seat and an engine oil filter seat, which is easy to process and more beneficial to the compact arrangement of an engine. The integrated module of the automobile engine thermostat seat and the engine oil filter seat is characterized in that the thermostat seat and the engine oil filter seat are integrated as a whole.
Owner:CHERY AUTOMOBILE CO LTD

Hydraulic password door

InactiveCN102787790AReduce contact spaceWays to reduce leakageNon-mechanical controlsPuzzle locksPasswordFuel tank
The invention relates to a hydraulic password door in the field of password safety. The hydraulic password door comprises a door plate, and is characterized in that the door plate is provided with a password working chamber which comprises an oil tank and a password wheel hole, wherein the oil tank is at the bottom of the password working chamber. The password working chamber is separated from other working chambers on the door, and therefore, the contact space of working liquid is reduced, the way of the working liquid leakage is reduced, the processing cost is lowered, and the using reliability is improved effectively. The oil tank is at the bottom of the password working chamber, a hydraulic password system is assembled in the password working chamber and inner leakage of the hydraulic password system returns to the oil tank automatically, and therefore, the working liquid cannot be deposited out of the oil tank or on other parts of the chamber heavily. According to the hydraulic password door provided by the invention, the working liquid can be prevented from leakage effectively, and the using reliability of the hydraulic password system is improved. The hydraulic password door has the advantages of novelty, practicality and higher creativity.
Owner:周跃平

Desulphurization pump with combined impeller rotor

The invention relates to a desulphurization pump with a combined impeller rotor. The desulphurization pump comprises the combined impeller rotor, a pump case, a pump inlet part, a pump outlet part anda pump back cover plate, wherein the pump inlet part, the pump outlet part and the pump back cover plate are installed on the pump case to form a pump cavity for containing the combined impeller rotor in an enclosure manner; the combined impeller rotor comprises an impeller body installed on a pump shaft, the impeller body comprises a metal hub lining and a nonmetal blade lining body with which the peripheral surface of the metal hub lining is wrapped in a compression-molding manner, and the nonmetal blade lining body is made from an ultrahigh molecular weight polyethylene material. Accordingto the desulphurization pump with the combined impeller rotor, the deadweight of the impeller body is reduced, and the material cost is saved; in addition, the strength of the impeller body is also guaranteed while it is avoided that the impeller rotor is too thick; the impeller body is resistant to wear and corrosion, and a vibration value of the pump can be reduced; meanwhile, processing is easy, the cost is low, and the running efficiency of the pump is greatly improved.
Owner:HEFEI UNIV OF TECH +1

Compound impeller rotor

The invention relates to a compound impeller rotor. The compound impeller rotor comprises an impeller body installed on a pump shaft, the impeller body comprises a metal hub lining and a non-metal blade lining body wrapped and machined on the peripheral surface of the lining of the metal hub in a compression molding mode, and the non-metal blade lining body is composed of an ultrahigh molecular weight polyethylene material. The impeller body is compounded by two materials of metal and plastic. Excellent abrasive resistance of ultrahigh molecular weight polyethylene and high strength of metal are combined, the weight of the impeller body is reduced, and the material cost is reduced; in addition, the phenomenon of high thickness of the impeller body is avoided, and the strength of the impeller body is ensured. The impeller body is wear-proof and corrosion-proof, in addition, the unbalanced eccentric torque and starting inertia of the impeller body are reduced, and the balance degree of the impeller body is ensured; the dynamic balance degree of the impeller body is ensured, the vibration valve of a pump can be conveniently reduced, the rotor is easy to machine and low in cost, and the running efficiency of the pump is greatly improved.
Owner:HEFEI UNIV OF TECH +1

Periodic directional flow guide device for a plurality of fluids

The invention relates to a periodic directional flow guide device for a plurality of fluids. The periodic directional flow guide device comprises two stators and a rotor; each of the two stators comprises a cylindrical tube component and a disc component; the rotor is of a cylinder-cone-cylinder structure or a cylinder-cylinder-cylinder structure, and is rotatably arranged in a space encircled by the two stators; a plurality of stator distribution channels are arranged in the disc component of the first stator, and a plurality of stator gathering channels are arranged in the disc component of the second stator; a plurality of circumferential channels are arranged on the cylindrical surface of the rotor at intervals; a plurality of stator liquid supply channels and a plurality of stator liquid drainage channels are arranged on the cylindrical tube component of each stator; and a plurality of rotor distribution channels, a plurality of rotor gathering channels and a plurality of rotor communication channels are arranged in the rotor.
Owner:SUZHOU MICROWANTS BIOLOGICAL TECH CO LTD

Periodic oriented flow guide device for various types of fluid

The invention relates to a periodic oriented flow guide device for various types of fluid. The periodic oriented flow guide device comprises three stators and a rotor, wherein two of the three stators are of thick-wall pipe structures with relatively small diameters, and one end of each of the two stators is provided with a flange; the other stator is of a thick-wall pipe structure with a relatively large diameter; the rotor is of a cylinder-double cone-cylinder structure or a cylinder-cylinder-cylinder structure, and is arranged in a space surrounded by the three stators in a ratable manner; a plurality of stator distribution channels and a plurality of stator collection channels are formed in the third stator; a plurality of circumferential channels are formed in the cylindrical surface of the rotor in a spacing manner; a plurality of stator fluid supply channels and a plurality of stator fluid discharging channels are formed in cylindrical pipes of the first and second stators; and a plurality of rotor distribution channels, a plurality of rotor collection channels and a plurality of rotor communicating channels are formed in the rotor.
Owner:SUZHOU MICROWANTS BIOLOGICAL TECH CO LTD

Disposal reagent kit and automatic chemosynthesis main machine

The invention provides a disposable kit and an automatic chemical synthesis main machine. The disposable kit and the automatic chemical synthesis main machine are used for synthesizing a short-life radio-labeling medicine for disease diagnosis. The invention comprises two parts of the main machine and the kit. The kit is characterized in that a pipe communicated with a reagent or container is provided with a valve piece set which can be conveniently connected and disconnected with a valve piece of the chemical automatic synthesis main machine; the kit comprises a gas channel sealing interface which can be conveniently connected and disconnected with a gas channel sealing interface of the main machine; a container for holding the reagent and the container or pipe needing to be sealed in storage and transportation are provided with sealing devices which can be quickly opened; and the spatial position and the communication relation of the structure correspond to the particular synthetic reaction and the corresponding main machine structure. The main machine has corresponding characteristics. Under conditions of larger cost-performance ratio, the invention reduces the complex manual operation procedures before and after the synthesis and facilitates the in-site synthesis of the short-life chemicals.
Owner:王建刚

Embedded type end cover sealing structure

The invention discloses an embedded type end cover sealing structure which comprises a power output shaft and is characterized in that a bearing seat is arranged at one end of the power output shaft, and a bearing in contact with the power output shaft is arranged in the bearing seat. A sealing structure is arranged between the bearing seat and the power output shaft. An embedded end cover matched with the power output shaft is arranged in the bearing seat, and the sealing structure is arranged between the embedded end cover and the power output shaft. By means of the embedded type end cover sealing structure, an oil leakage condition is avoided effectively, and axial locating is achieved through the box body bearing seat, an embedded end cover stop opening and a power output shaft shoulder. In addition, the embedded type end cover sealing structure is simple and attractive in design, has a dual-sealing effect and effectively solves the problems of small space and oil leakage.
Owner:JIANGSU HEFUTE GEAR MFG

Device for testing voltage resistance of plug

The invention discloses a device for testing voltage resistance of a plug. The device comprises a body (1), a sealing sleeve (2), a sealing plug (3), a balance piston assembly (4) and a voltage applying device. One end of the body (1) is connected with the sealing sleeve (2), and the other end is connected with the sealing plug (3) or the balance piston assembly (4). A chamber for placing a testing plug (5) is formed between the body (1) and the sealing sleeve (2). The testing plug (5) divides the chamber to a low-pressure chamber (6) and a high-pressure chamber (7). The voltage applying device is fixedly mounted outside the body (1). The sealing plug (3) and the balance piston assembly (4) have the same screw specification and the same sealing surface dimension, and can be freely switched. The device can effectively prevent influence of a detecting process to insulating property of the testing plug (5) so that normal use of the testing plug (5) is not affected after testing and furthermore can realize free switching between normal-temperature preliminary testing and high-temperature high-voltage testing of the plug.
Owner:北京环鼎科技有限责任公司

Assembly type radiator for LED lamp and LED lamp provided with radiator

The invention relates to an assembly type radiator for an LED lamp and the LED lamp provided with the radiator. The radiator comprises a radiator body and a wiring tube extending in the front-back direction. The radiator body comprises a front radiator body part and a back radiator body part which are arranged in a split mode. A front mounting surface is arranged at the bottom of the front radiator body part, and a back mounting surface is arranged at the bottom of the back radiator body part. The wiring tube comprises a front wiring tube body and a back wiring tube body which are arranged front and back in a split mode. The front wiring tube body is integrally arranged on the front radiator body part, and the back wiring tube body is integrally arranged on the back radiator body part. The front wiring tube body and the back wiring tube body are inserted through a seal ring in a sealed mode. A front wiring channel communicating with the front wiring tube body and the front mounting surface is formed in the front radiator body part, and a back wiring channel communicating with the back wiring tube body and the back mounting surface is formed in the back radiator body part. The problems that the seal area between a wiring tube and a radiator body is large and a seal failure is likely to occur in the prior art are solved.
Owner:SHANGYU FORSENS LIGHTS

Ball sealing structure and hydraulic valve

The invention discloses a ball sealing structure. The ball sealing structure comprises a ball and a first valve element, wherein a valve port is formed in the surface of the first valve element; the diameter of the valve port is smaller than that of the ball; a conical sealing face is arranged at the valve port; an arc sealing face consistent with the arc face of the ball is arranged on the conical sealing face; and the ball abuts against the arc sealing face so that the sealing structure can be formed. The ball sealing structure and a hydraulic valve are reasonable in design, simple in structure and capable of achieving sealing under the ultrahigh pressure and multi-dust working conditions.
Owner:杭州富阳孙氏机床有限公司

Novel dual-mass flywheel torsion damper

ActiveCN112503139AAdjustable dampingReduce torsional vibration transmissibilityCounterweightsFlywheelsDrive shaftGear wheel
The invention discloses a novel dual-mass flywheel torsion damper. The novel dual-mass flywheel torsion damper comprises a transmission shaft, a driving flywheel, a transmission gear, a driven flywheel, a force transmission device, a first liquid storage cavity, a second liquid storage cavity, a first rack, a second rack, two first pistons, two second pistons and an excitation device, wherein thedriven flywheel is coaxially arranged on the transmission gear in an empty sleeving manner. The force transmission device is used for transmitting power from the driving flywheel to the driven flywheel. The first liquid storage cavity and the second liquid storage cavity are separately formed in the driven flywheel and are symmetrically arranged. The first rack and the second rack are movably arranged in the driven flywheel and are in engaged transmission with the transmission gear. The two first pistons are fixedly connected to the two ends of the first rack separately. The two second pistonsare fixedly connected to the two ends of the second rack separately. First piston containing cavities and second piston containing cavities are formed in the two ends of the first liquid storage cavity and the two ends of the second liquid storage cavity correspondingly. The two first pistons are separately arranged in the two first piston containing cavities in a matched mode, and the two secondpistons are separately arranged in the two second piston containing cavities in a matched mode. The excitation device is coaxially sleeved on the outer circumference of the driven flywheel in an empty manner.
Owner:JILIN UNIV

Method for hole sealing by means of expansion manner

The invention relates to a process of sealing dense holes on a metal plate, in particular to a method for hole sealing by means of an expansion manner. A cylindrical metal plug with a high linear expansion coefficient is used, the cooling and contracting cylindrical metal plug is inserted into a hole, the cylindrical metal plug is waited for returning to normal temperature in the hole, and the outer end of the plug and the edge of the hole is welded and sealed to further ensure the sealing effect of the plug to the hole.
Owner:国家能源集团泰州发电有限公司

Improved sealing ring type mold

The invention provides an improved sealing ring type mold, which comprises an upper mold of an annular structure, a middle mold, a lower mold and a mold core, wherein the upper mold and the lower moldare in vertical arrangement; the mold core is arranged between the upper mold and the lower mold; the middle mold is arranged outside the mold core; the inner side of the middle mold is provided witha ring table used for supporting the mold core; the top surface of the middle mold is provided with a first annular lug boss; the outer edge of the bottom surface of the upper mold is provided with asecond annular lug boss; in the mold matching state, the top surface of the lower mold is abutted against the bottom surface of the middle mold; the top surface of the first annular lug boss is abutted against the bottom surface of the upper mold; the bottom surface of the second annular lug boss is abutted against the top surface of the middle mold; the inner side surface of the second annular lug boss is abutted against the outer side surface of the first annular lug boss; the top surface of the mold core is abutted against the bottom surface of the upper mold; the outer side surface of themold core is abutted against the inner side surface of the middle core; a die cavity is formed among the upper mold, the first annular lug boss and the mold core. The flange-free design is used between the middle mold and the mold core; the flange in the shaping position between the upper mold and the middle mold and between the upper mold and the mold core is controlled to be 0 to 0.02mm; the flange is automatically separated from a product during demolding.
Owner:安徽宁国中鼎模具制造有限公司
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