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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.