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44results about How to "Strong connection reliability" patented technology

Assembled type pier column member with steel-concrete composite structure

A segment-assembled type pier column member with a steel-concrete composite structure includes a reinforcement tube embedded in a pile cap, wherein the reinforcement tube is connected with a bottom of a lower segment of a hollow steel tube pier and is poured with concrete, and pier columns in upper and lower segments are reinforced by means of segment connecting and being embedded with local reinforcing meshes. A steel cross beam is connected with an upper segment of the hollow steel tube pier in an assembled way. A pre-stressed tensioning duct is reserved between the steel cross beam and the pier column in the upper segment.
Owner:HOHAI UNIV

Clamp type manual rapid pipe connecting device

The invention discloses a clamp type manual rapid pipe connecting device. The clamp type manual rapid pipe connecting device comprises a medium guiding pipe, an upper semicircular clamp and a lower semicircular clamp, wherein a connecting flange and a counter flange are arranged at the two ends of the medium guiding pipe; the upper semicircular clamp is hinged to one end of the lower semicircular clamp; the other end is opened or closed through a clamping hold-down mechanism; the upper semicircular clamp and the lower semicircular clamp are hinged to the counter flange in the radial direction; the clamping hold-down mechanism is hinged to the lower semicircular clamp through a rotary shaft stop to operate the clamping hold-down mechanism to enable a lever cam to be pressed on the upper semicircular clamp, so that the counter flange can be butted with an infusing flange rapidly and reliably; a locking nut on an adjusting pulling rod is adjusted, so that the infusing flange with certain size deviation can be adapted. According to the invention, the clamp type manual rapid pipe connecting device is used for working conditions in which repeated assembling, disassembling and butting are needed, and has the advantages of simple structure, light weight, convenience and rapidity for operation, high connecting reliability, high working efficiency and the like.
Owner:湖北三江航天红林探控有限公司

Non-initiating unlocking device and locking and unlocking method thereof

The invention provides a non-initiating unlocking device and a locking and unlocking method thereof, which belongs to the field of unlocking devices. The device comprising a fastening cord, A hot knife assembly and at least two locking release members, the lock release member is used for fixing on the first member and the lock release member is used for fixing on the first member, the fastening cord is for providing a tightening force to the lock release member such that the lock release member locks the second member in a first state, the hot knife assembly comprises a hot knife and a hot knife mounting part, The hot knife mounting part is made of heat insulating material, the hot knife is arranged in the hot knife mounting part, the fastening rope is in close contact with the hot knife,and the hot knife is an electric heating element for generating heat to fuse the fastening rope, so that the locking releasing part returns to the second state and releases the second part. The invention avoids the carbonaceous fragments caused by the radial thrust, and the hot knife and the hot knife mounting part are structured under the space environment, and the performance is stable and the reliability is high.
Owner:BEIJING RES INST OF SPATIAL MECHANICAL & ELECTRICAL TECH

Coreless substrate processing method

An embodiment of the invention discloses a coreless substrate processing method which comprises the following steps: carrying out processing to form a first board set on one surface of a support layer; removing the support layer; and arranging the first board set between a third board set and a second board set. The technical scheme provided in the embodiment of the invention helps to improve production efficiency and qualified rate of the products.
Owner:SHENNAN CIRCUITS

Handheld gimbal stabilizer detaching mechanism and photographing apparatus having same

The invention discloses a handheld gimbal stabilizer detaching mechanism and a photographing apparatus having the same. The handheld gimbal stabilizer detaching mechanism (4) herein is intended for attaching or detaching a handheld gimbal stabilizer (2). The handheld gimbal stabilizer detaching mechanism (4) includes: a sleeve (41) which is provided with at least one first guide groove (410) thereon; a cooperation piece (42) which is detachably received in the sleeve (41), wherein the cooperation piece (42) is intended for securing a handheld gimbal stabilizer (2), and is provided with at least one second guide groove (44) thereon, and the second guide groove (420) faces towards the first guide groove (410); and at least one guide piece (44) which is penetratingly arranged in the first guide groove (410) and the second guide groove (420), wherein any one guide groove of the first guide groove (410) and the second gruide groove (420) is provided with a lead angle in the direction along which the any one guide groove extends with respect to the other one guide groove. When the guide piece (44) rotates, the guide piece (44) can slide along the first guide groove (410) and the second guide groove (420) and uses the lead angle to drive the cooperation piece (42) to abut against the sleeve (41) or separate from the sleeve (41). The handheld gimbal stabilizer detaching mechanism (4) uses the deployment of the first guide grove (410) and the second guide groove (420) with respect to the lead angle, engages the guide piece (44) in the radial direction, and generates a pulling force which locks the sleeve (41) and the cooperation piece (42) in the axial direction.
Owner:SZ DJI OSMO TECH CO LTD

Structure for quickly splicing prefabricated pier and prefabricated bearing platform and construction method of structure

The invention relates to the technical field of bridge construction, in particular to a structure for quickly splicing a prefabricated pier and a prefabricated bearing platform and a construction method of the structure. The structure comprises the prefabricated bearing platform, the prefabricated pier and a steel plate component; a bearing platform groove with an upward opening is formed in the prefabricated bearing platform, and a steel pipe concrete tenon is arranged on the middle portion of the bearing platform groove; and the prefabricated pier is vertically arranged, a hollow steel pipearranged in the vertical direction is pre-buried in the prefabricated pier and located in the middle of the prefabricated pier, and the lower surface of the hollow steel pipe and the lower surface ofthe prefabricated pier are flush. The structure has the beneficial effects that the structural design is simple, construction is convenient, only a small part of later-poured concrete needs to be poured, construction efficiency is improved, a construction period of a bridge is shortened, the influence of bridge construction on an urban traffic environment is effectively reduced, and it is guaranteed that the strength of the prefabricated pier is not lower than the strength of a cast-in-place pier.
Owner:FUJIAN UNIV OF TECH

Solar mobile power supply

The invention relates to a portable and light solar mobile power supply capable of being folded, and belongs to the technical field of solar application. The invention aims to solve the problems thata cell panel is easy to damage and is poor in reliability brought by the fact that the volume of the solar panel becomes small and the integral structure is more compact due to a key technology of solar charging portability and volume getting smaller. The solar mobile power supply provided by the technical scheme is technically characterized in that a multi-layer circuit board is used for packaging, a rotation shaft type electrode is used for connecting, the solar mobile power supply is reliable to charge, and a solar cell array is rapid to expand. The solar panel of the mobile power supply isformed, a rotation shaft type electrode on a back-contact battery chip patch PCB is led out, a charging controller is externally connected, a charging box-type mobile power supply capable of being folded and storing is formed, and a busbar is expanded by the solar panel so that a charging control device is used for storing energy and charging. With the adoption of a core technology of a berylliumcopper rotation shaft type electrode to connect, electrical connection among electrodes is improved, and the solar mobile power supply is resistant to wear and is high in electrical conductivity andhigh in reliability.
Owner:SHEN ZHEN TRONY SCI & TECH DEV CO LTD

SC type optical fiber connector and SC type optical fiber adapter

PendingCN110749961AEasy to assembleThe internal structure is firm and reliableCoupling light guidesEngineeringOptical fiber connector
The invention discloses an SC type optical fiber connector. The SC type optical fiber connector comprises a hollow inner frame sleeve with an internal thread opening in one end, an insertion core assembly in threaded connection with the inner frame sleeve, a tail sleeve, a stop sleeve and an outer frame sleeve, wherein one part of the outer frame sleeve surrounds the outer side of the stop sleeve,and one part of the stop sleeve is clamped between the inner frame sleeve and the insertion core assembly. The internal structure of the SC type optical fiber connector is firmer and more reliable, the SC type optical fiber connector provides a certain buffering effect when an SC type optical fiber adapter is matched with the SC type optical fiber connector, damage to an insertion core element caused by impact force caused by matching is avoided, the signal stability is good, the waterproof and dustproof effects are good, installation is easy and convenient, and the manufacturing cost is low.The SC type optical fiber adapter is provided, the number of parts is small, assembly is convenient and fast, the waterproof and dustproof effects are good, use is quite convenient, installation is easy and convenient, and the manufacturing cost is low.
Owner:HUIZHOU FIBERCAN IND CO LTD

High-heat-dissipation-performance copper bar fixing structure

The invention relates to a high-heat-dissipation-performance copper bar fixing structure. The structure comprises an installation pedestal, copper bars and insulation rack plates. Front and back sides of the installation pedestal are correspondingly provided with the insulation rack plates. The copper bars are horizontally penetrated into the installed on the insulation rack plates. The structure is characterized in that the insulation rack plates of the front and back sides of the installation pedestal and the copper bars are fixedly installed through L-shaped connection sheets. The design of the structure is scientifically and reasonably, the structure is compact, copper bar stability and connection reliability are increased, heat dissipation performance is good and assembling is convenient.
Owner:RENERGY ELECTRIC TIANJIN

Complete set of module with welding-free cathode and self-fusing protecting anode

The invention belongs to the technical field of batteries and relates to a complete set of module with a welding-free cathode and a self-fusing protecting anode. The complete set of module comprises a module formed by a plurality of batteries in parallel connection; the anodes and the cathodes of the batteries are respectively connected with an anode plate and a cathode plate; the cathode plate is made from conductive metal and a plurality of jacks are formed in the cathode plate; the cathodes of the batteries are inserted into the jacks and are electrically connected with the cathodes; conductive joint components are arranged on the anode plate; the conductive joint components and the anodes of the batteries are welded through self-fusing conductive pieces. The complete set of module with the welding-free cathode and the self-fusing protecting anode has an automatic protecting function while overloading, the module cathode is directly connected with a cell cathode, no welding is required, the quality is reliable and the mounting is convenient and quick.
Owner:HANGZHOU HONGYUAN ELECTRIC VEHICLE

Plate-column connecting structure of furniture

The invention discloses a plate-column connecting structure of furniture. The plate-column connecting structure comprises a male buckle and a female buckle which are pre-buried into a plate body and a column body correspondingly and are connected with each other in a matched mode. A gourd-shaped cavity hole penetrating through a female buckle body is formed in one side of the female buckle. The inner wall of the gourd-shaped cavity hole extends in an arc shape. An inwards concave columnar inserting block fixed to the gourd-shaped cavity hole in a matched and clamped mode is fixed to one end of the male buckle. The arc shape of the outer side wall of the inwards concave columnar inserting block is matched with the arc shape of the inner side wall of the gourd-shaped cavity hole. After being connected from the side, where a large opening is located, of the gourd-shaped cavity hole, the inwards concave columnar inserting block is pushed towards the side, where a small opening is located, of the gourd-shaped cavity hole, and the inwards concave columnar inserting block is fixed to the gourd-shaped cavity hole in a clamped mode, so that the seamless connection of the plate body and the column body is completed.
Owner:班尔奇(上海)家居科技有限公司

Multi-core optical fiber connector

The invention relates to a multi-core optical fiber connector. The multi-core optical fiber connector comprises an adapter assembly and a connector assembly. The connector is characterized in that the adapter assembly comprises an adapter cylinder; a front cavity and a rear cavity are arranged in the adapter cylinder; an inner connecting cylinder is arranged in the front cavity; a clamping jaw is arranged between the inner connecting cylinder and the inner wall of the adapter cylinder; a butt joint cavity is arranged in the rear cavity; the butt joint cavity is provided with clamping hooks; the butt joint cavity is communicated with the inner connecting cylinder; the connector assembly comprises a connector cylinder; the front portion of the connector cylinder is connected with the front cavity of the cylinder barrel in a matched mode; the middle front portion of the connector cylinder is sleeved with an elastic outer sleeve; the periphery of the connector cylinder in the elastic outer sleeve is provided with clamping grooves connected with adapter clamping jaw in a clamped mode; and the inner hole of the connector cylinder is provided with a multi-core insertion core assembly; the front end of the multi-core insertion core assembly is connected with the butt joint cavity of the adapter cylinder. Parallel butt joint of multiple optical fibers can be achieved. The multi-core optical fiber connector has the advantages of reasonable and compact structure, good waterproof performance, easiness and convenience in plugging and using and reliable connection.
Owner:YANGTZE OPTICAL FIBRE & CABLE CO LTD

Angle-connecting structure and automobile door with angle-connecting structure

InactiveCN107499101AHigh strengthImprove the strength of the clamping part on the injection molded partsEngine sealsVehicle sealing arrangementsEngineeringExtrusion
The invention relates to the technical field of automobile body components and especially relates to an angle-connecting structure and an automobile door with the angle-connecting structure. The invention provides the angle-connecting structure which comprises a first extrusion part, a second extrusion part and an injection part used to connect the first extrusion part and the second extrusion part, wherein the injection part comprises a clamping part which is used to clamp a decorative panel; and an embedded part is inlaid in the injection part, the embedded part comprises a positioning supporting base and a framework plate disposed on the positioning support base, and at least a part of the framework plate is inlaid into the clamping part and used to support the clamping part. During operations, the first extrusion part, the second extrusion part and the embedded part are successively put into an injection mold; through injection molding, an injection part is made and connected to the above structure; the decorative panel is then clamped with the clamping part; operations are simple, and assembly time is short; and by the framework plate on the embedded part, reliability in connection between the decorative panel and the injection part is enhanced effectively, consumption of time and force is reduced and production cost can be reduced.
Owner:PEZHO SITROEN AUTOMOBILS SA

Wear-resisting ring assembly and pumping equipment

The invention discloses a wear-resisting ring assembly. The wear-resisting ring assembly comprises a base body (1) and a wear-resisting ring (2) fixedly connected with the base body (1), wherein the base body (1) is provided with a material conveying hole (3) and a groove portion (4) located around the material conveying hole (3). The wear-resisting ring assembly is characterized in that the wear-resisting ring (2) is fixed at the groove portion (4) through a fastener (5). The invention further discloses pumping equipment. Due to the fact that the wear-resisting ring is fixed at the groove portion of the base body through the fastener, the problem that the wear-resisting ring falls off easily is solved and the connecting reliability is higher.
Owner:ZOOMLION HEAVY IND CO LTD

RF coaxial pole connector

The present invention discloses a RF coaxial contact pin connector with high mechanical strength and reliable self-locking / unlocking performance. It contains contact head, contact pin, insulator, housing, connecting sleeve, spring, clamping ring, steel ball, and arc-shaped trough. Said invention has high mechanical strength, stable and reliable self-locking and unlocking advantages.
Owner:ZHENJIANG HONGBAOLI ELECTRONICS

Easy-to-detach rotor anti-loosening device and centrifugal mixer provided with same

The invention discloses an easy-to-detach rotor anti-loosening device and a centrifugal mixer provided with the same, and belongs to the technical field of mechanical design. The rotor anti-loosening device comprises ball screws, locking nuts, rotating pieces and a rotating base, wherein installation holes and locking holes are formed in the rotating pieces, and connecting studs are arranged on the rotating base; threaded holes are formed in the locking nuts, the ball screws are connected with the threaded holes, and the lower end portions of the ball screws protrude out of the lower surfaces of the locking nuts; and the locking nuts are in threaded connection with the connecting studs penetrating through the installation holes, the end portion of one ball screw abuts against the interior of one locking hole, and the end portions of the other ball screws abut against the end surfaces of the rotating pieces and press the rotating pieces. The device not only can effectively prevent a rotor from loosening in a high-speed rotation process, but also is easy to install and detach, and parts on a main shaft are convenient to replace.
Owner:珠海宝泰仪生物科技有限公司

Heating wire connecting structure, window cover and manufacturing method

PendingCN114137502AImproves continuity and solder connection reliabilityStrong connection reliabilityWave based measurement systemsPhysicsEngineering
The invention belongs to the technical field of automobile heating radars, and provides a heating wire connecting structure, a window cover and a manufacturing method.The heating wire connecting structure comprises a diaphragm, a conduction sheet part and a circuit connecting piece, a heating wire is arranged on the diaphragm, the conduction sheet part is installed on the diaphragm, and the conduction sheet part comprises a main body part and clamping jaw parts located at the two ends of the main body part; the heating wire is electrically connected with the inner side face of the main body part, a clamping jaw hole matched with the clamping jaw part is formed in the membrane, the clamping jaw part penetrates through the clamping jaw hole and is clamped on the membrane after being bent, and the circuit connecting piece is electrically connected to the outer side face of the main body part. The method has the advantages that the metal sheet and the heating wire are arranged on different sides of the membrane, the heating wire is not affected by shearing of the edge of the metal sheet all the time in injection molding and subsequent procedures, the heating wire is protected, the relative position of the metal sheet and the heating wire is fixed, the conductivity and welding connection reliability of the heating wire are improved, and the service life of the heating wire is prolonged. The connection reliability is high.
Owner:NINGBO XINTAI MACHINERY

Processing method of coreless substrate

An embodiment of the invention discloses a coreless substrate processing method which comprises the following steps: carrying out processing to form a first board set on one surface of a support layer; removing the support layer; and arranging the first board set between a third board set and a second board set. The technical scheme provided in the embodiment of the invention helps to improve production efficiency and qualified rate of the products.
Owner:SHENNAN CIRCUITS

Connection method of reserved grouting holes for prefabricated assembled bridge piers

The invention relates to a reserved grouting hole connecting method of a prefabricated assembled bridge pier. The method is characterized by including following steps: 1), prefabricating a bridge pier body, arranging a connecting rebar in the bridge pier body during prefabricating, reserving an extending-out portion on the connecting rebar, and fixing an expanding head at the bottom of the connecting rebar; 2), casting in place or prefabricating a bearing platform in a factory; 3), forming a grout outlet, a grout inlet and a reserved grouting hole with concrete hole walls in the bearing platform; 4), hoisting the bridge pier body to space above the bearing platform, and enabling the connecting rebar extending out of the bridge pier body and the expanding head to be inserted into the reserved grouting hole of the bearing platform; 5), injecting a grouting material from the grout inlet of the bearing platform, constantly repeating the grouting process until grout is full to complete connection of the prefabricated assembled bridge pier. In the connecting method, the reserved hole and the connecting rebar are simple to dock, the grouting material is excellent in binding performance, construction speed is high, and connecting reliability is high, and the technical problems that common connecting methods are high in requirements on construction accuracy and technology, a sleeve at a joint is large in rigidity effect and a grouting sleeve or a metal corrugated pipe are prone to rusting are solved.
Owner:WUHAN UNIV OF TECH

Wear ring assemblies and pumping equipment

The invention discloses a wear-resistant ring assembly, comprising a base body (1) and a wear-resistant ring (2) fixedly connected to the base body (1), the base body (1) has a feeding hole (3) and a The groove portion (4) around the feeding hole (3) is characterized in that the wear-resistant ring (2) is fixed to the groove portion (4) by a fastener (5). In addition, the invention also discloses a pumping device. Since the wear-resistant ring is fixed to the groove of the base body through the fastener, the problem that the wear-resistant ring is easy to fall off is solved, and the connection reliability is stronger.
Owner:ZOOMLION HEAVY IND CO LTD

T-shaped hydraulic rotating arm type flexible connecting device and connecting method thereof

ActiveCN111591392ASolve high precision requirementsCompact structureCargo handling apparatusVessel partsButt jointHydraulic ram
The invention discloses a T-shaped hydraulic rotating arm type flexible connecting device and a connecting method thereof. The connecting device comprises a self-floating body and a butt-joint floating body, the self-floating body and the butt-joint floating body are connected through a T-shaped rotary connecting arm; one end of the T-shaped rotary connecting arm is connected with a floating bodyof the T-shaped rotary connecting arm through a main bearing device; the other end of the T-shaped rotary connecting arm is installed in the butt joint floating body in a matched mode, an eye plate isinstalled on the vertical bulkhead structure of the floating body, a hydraulic oil cylinder is fixed to the eye plate, wherein the head of a hydraulic rod of the hydraulic oil cylinder is connected with the upper portion of the T-shaped rotary connecting arm through a hydraulic rod release device. A connection operation mode that a T-shaped hydraulic rotating arm vertically rotates and is pressedinto a notch is adopted. The connecting device is simple in structure and convenient to operate, compared with most transverse and longitudinal horizontal connecting operation modes, the requirementfor the high precision of the floating state of the two floating bodies in the connecting process is greatly met, and the two floating bodies needing to be connected can be rapidly connected even under the condition that different drafts or different longitudinal inclination angles exist.
Owner:CHINA SHIP SCIENTIFIC RESEARCH CENTER (THE 702 INSTITUTE OF CHINA SHIPBUILDING INDUSTRY CORPORATION)

A T-type hydraulic rotary arm type flexible connection device and connection method thereof

A T-shaped hydraulic rotating arm flexible connection device and its connection method, including a self-floating body and a docking floating body, the self-floating body and the docking floating body are connected by a T-shaped rotating connecting arm, and one end of the T-shaped rotating connecting arm passes through a main bearing The device is connected with its own floating body, and the other end of the T-shaped rotating connecting arm is matched and installed in the docking floating body. An eye plate is installed on the vertical bulkhead structure of the self floating body, and a hydraulic cylinder is fixed on the eye plate. The head of the hydraulic rod is connected with the upper part of the T-shaped rotating connecting arm through the hydraulic rod detachment device. The T-type hydraulic rotary arm is used to vertically rotate and press into the slot, which is not only easy to operate, but also greatly solves the problem of the floating state of the two floating bodies during the connection process compared with most horizontal and vertical horizontal connection operations. High precision is required, and the present invention realizes fast connection operation even if the two floating bodies to be connected have different drafts or different trim angles.
Owner:CHINA SHIP SCIENTIFIC RESEARCH CENTER (THE 702 INSTITUTE OF CHINA SHIPBUILDING INDUSTRY CORPORATION)

Barbing device

The invention relates to a barbing device comprising a fixing device, an extrusion block, and a drive mechanism. The fixing device is used for fixing a connector; the extrusion block is used for being arranged outside the extrusion block; the drive mechanism is used for driving the extrusion block to move towards or leave the connector; the extrusion block is provided with an extruding edge used for extruding the connector to form barbs on the connector. The existing connector can be directly barbed by the baring device. Barbing efficiency is significantly improved by the use of the barbing device.
Owner:HENAN UNIV OF SCI & TECH

A piercing hdmi cable

The invention discloses a puncture type HIMI (High-Definition Multimedia Interface) connecting wire which comprises a wire body and an HDMI connector; the HDMI connector comprises a coating body, a front rubber core, a middle cover and a terminal body; the terminal body comprises an insulation body and an insulation carrying board; four rows of puncturing mechanisms are distributed on the insulation carrying board in parallel; grooves are formed in two sides of the insulation carrying board respectively; four positioning feet extend upwards from four corners of the insulation carrying board; a first buckle structure is formed between one groove and one positioning foot which are positioned on the same side; second buckle structures capable of being fastened with the first buckle structures are arranged on two sides of the front rubber core respectively; third buckle structures capable of being fastened with the second buckle structures are arranged on two sides of the middle cover respectively. The puncture type HIMI connecting wire provided by the invention has the advantages of simplicity in operation and reliable functions; the manufacturing cost is lowered, the whole production process is simplified, and the production and operation efficiency is improved greatly.
Owner:WUHAN JUNJIA TECH

Quick inflation connector special for water inspection of special water chamber of pipe belt type automobile radiator

The invention relates to the technical field of automobile radiators, and discloses a quick inflation connector special for water inspection of a special water chamber of a pipe belt type automobile radiator. The quick inflation connector comprises an inner sleeve used for being connected with a water chamber nozzle, an outer sleeve arranged on the outer side of the inner sleeve in a sleeving modeand used for locking connection between the inner sleeve and the water chamber nozzle and a connecting assembly used for connecting the outer sleeve to the inner sleeve and enabling the outer sleeveto move up and down on the outer side surface of the inner sleeve; and a ball plunger is arranged at the lower end of the inner sleeve and used for being matched with the outer sleeve for locking. Thequick inflation connector is simple in structure, convenient to install and low in manufacturing cost, the connection efficiency and reliability of the connector are remarkably improved, the accuracyof a detection result is guaranteed, and the product yield and the detection efficiency are improved. The defect that in the prior art, a glue stick serves as an inflation plug is effectively overcome.
Owner:法拉达汽车散热器(天津)有限公司

Lossless connection method and connection structure for sleeving of composite material pipe body and flange

ActiveCN113090676ABreach of structural integrityEnsure Structural IntegrityCouplings for rigid shaftsPipeResin adhesive
The invention provides a lossless connection method and a lossless connection structure for sleeving of a composite material pipe body and a flange. The connection method comprises the steps that S1, in a sleeving area of the flange and the composite material pipe body, a plurality of protruding parts with the same height are arranged in the circumferential direction of the sleeving surface of the flange or the composite material pipe body; S2, the flange and the composite material pipe body are connected in a sleeving mode, and the radial relative positions of the flange and the composite material pipe body are fixed through the protruding parts; and S3, the two ends of the sleeving area are sealed to form a sealed area, the sealed area is filled with resin glue liquid, then the resin glue liquid is cured, and lossless connection of sleeving of the composite material pipe body and the flange is completed. According to the lossless connection method and the lossless connection structure for sleeving of the composite material pipe body and the flange, the resin glue liquid gluing mode is adopted, the structural integrity of the composite material pipe body cannot be damaged, the process is simple, the thickness of a resin glue layer between the sleeving surfaces of the composite material pipe body and the flange in the sleeving area is uniform, and the bearing capacity and the connection reliability are further improved.
Owner:北京玻钢院复合材料有限公司

solar power bank

The invention relates to a portable and light solar mobile power supply capable of being folded, and belongs to the technical field of solar application. The invention aims to solve the problems thata cell panel is easy to damage and is poor in reliability brought by the fact that the volume of the solar panel becomes small and the integral structure is more compact due to a key technology of solar charging portability and volume getting smaller. The solar mobile power supply provided by the technical scheme is technically characterized in that a multi-layer circuit board is used for packaging, a rotation shaft type electrode is used for connecting, the solar mobile power supply is reliable to charge, and a solar cell array is rapid to expand. The solar panel of the mobile power supply isformed, a rotation shaft type electrode on a back-contact battery chip patch PCB is led out, a charging controller is externally connected, a charging box-type mobile power supply capable of being folded and storing is formed, and a busbar is expanded by the solar panel so that a charging control device is used for storing energy and charging. With the adoption of a core technology of a berylliumcopper rotation shaft type electrode to connect, electrical connection among electrodes is improved, and the solar mobile power supply is resistant to wear and is high in electrical conductivity andhigh in reliability.
Owner:SHEN ZHEN TRONY SCI & TECH DEV CO LTD

Contact element pair structure for electric connector

The invention provides a contact element pair structure for an electric connector. A drum-shaped contact pin contact element is connected with a jack contact element in a pluggable mode. The drum-shaped contact pin contact element comprises a drum-shaped body and a movable rod capable of vertically moving in the drum-shaped body, a plurality of protruding blocks corresponding to elongated openings are arranged in the circumferential direction of the movable rod, each protruding block is in rotatable connection with the movable rod, and each protruding block penetrates through and slides in the corresponding elongated opening. The jack contact element is provided with cylindrical elastic holes, and the inner sides of the upper portions of the cylindrical elastic holes are provided with limiting rings used for limiting the protruding blocks. According to the contact element pair structure for the electric connector, the reliability of connection between the drum-shaped contact pin contact element and the jack contact element is strong, reliability is further improved due to the matching between the protruding blocks and clamping grooves, threaded connection between clamping parts, the drum-shaped body and the movable rod and arrangement of the limiting rings and the like, and therefore the reliability of the contact element pair structure for the electric connector is greatly improved.
Owner:MIANYANG TIANHE MACHINERY MFG
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