31results about How to "All-in-one connection" patented technology

The present invention discloses anode welding method for metal and glass and ceramic and belongs to the field of different material connection technology. Under atmosphere and at low welding temperature, the present invention complete solid connection directly without any added intermediate material. Precision welding may be completed in vacuum, protecting atmosphere and air with less deformation of the workpiece and in simple technological process. The present invention may be used in welding including borosilicate glass, fiber optical glass, quartz and other non-metal material and Kovar, Fe-Ni, Al and other alloy and metal material as well as the sealing of Si, GaAs and other semiconductor material. The said technological process requires high surface processing precision and is used mainly in micro mechanism and mini sensor manufacture, electric vacuum technology, aeronautics and astronautics and other fields.

The invention discloses an LED display screen which comprises a box body, a display module and a sealing ring. The display module is arranged on the box body, and the sealing ring is arranged between the box body and the display module. The surface of the box body is provided with an opening. The display module is electrically connected with a circuit board inside the box body through the opening. The display module comprises a module body and an installation base arranged on the back side of the module body. The installation base is used for installation of the sealing ring. The sealing ring surrounds the periphery of the opening and is arranged between the installation base and the surface on the periphery of the opening in an elastic extrusion mode so as to seal a gap formed between the back side of the module body and the surface on the periphery of the opening. The LED display screen is simple in waterproof structure and good in waterproof effect, and can achieve the waterproof level being IPx5.

Disclosed is a bidirectional waste heat recovery device for outdoor air pretreatment of an air conditioner. The corresponding duct housing walls of an exhaust heat exchange duct and an outdoor air heat exchange duct are provided coaxial through holes; a sealing separating plate with a hole is mounted inside the through holes, and the inside of the hole of the sealing separating plate is sequentially provided with a universal retractable structure and an internal fixed separating plate from outside to inside; a plurality of heat pipes are arranged arrays in the internal fixing plate in a penetrating mode through holes formed in the internal fixing plate; the heat pipes penetrating the exhaust heat exchange duct and the outdoor air heat exchange duct are provided with a plurality of fins in a sleeving mode; a thermal insulating cavity is arranged outside the heat pipes between the exhaust heat exchange duct and the outdoor air heat exchange duct; both ends of the housing of the exhaust heat exchange duct and the outdoor air heat exchange duct are connected with retracting structures; the duct housing walls at both ends of the heat pipes are symmetrically provided with a variable resetting mechanism for lifting the ducts up and down. The bidirectional waste heat recovery device for outdoor air pretreatment of the air conditioner is simple in structure, convenient to operate, free in adjustment of operational conditions and heat exchange efficiency and high in energy recovery rate.

The invention relates to the technical field of rail transit, and discloses a lightweight environmental-friendly high-speed train middle roof plate and a preparation method thereof. The lightweight environmental-friendly high-speed train middle roof plate comprises fibrilia composite middle roof plate bodies serving as a middle roof plate main body and provided with arc-shaped faces, and metal reinforcing ribs for reinforcing the fibrilia composite middle roof plate bodies, each fibrilia composite middle roof plate body comprises a front face layer, a middle layer and a back face layer which are sequentially connected in an overlapped mode, the middle layers are fibrilia felt layers made of composite fiber of fibrilia and polypropylene fiber, the front face layers and the back face layersare both non-woven fabric layers, the metal reinforcing ribs are connected with the back face layers of the fibrilia composite middle roof plate bodies, and steps used for mutual butting connection between every two adjacent fibrilia composite middle roof plate bodies are arranged on the side faces of the fibrilia composite middle roof plate bodies. The high-speed train middle roof plate is lightweight, and environmental protection performance of the middle roof plate is further improved.

The invention belongs to the technical field of electric power facilities, and provides an integrated prefabricated assembly type cable trench and cable well, and the cable trench comprises a cable trench which comprises a plurality of pipe joint units, each pipe joint unit comprises two first side plates, and the two sides of each first side plate are provided with first connecting assemblies used for connecting the pipe joint units; the cable well comprises a side frame structure, cable trench holes are formed in the periphery of the side frame structure, and a plurality of second connecting assemblies used for being connected with cable trenches are arranged on the left side and the right side of each cable trench hole. Compared with the prior art, the prefabricated cable trench and the prefabricated cable well are adopted, so that 100% assembly is realized, and the defects of high construction cost, long construction period, high maintenance cost and great environmental influence of cast-in-place are overcome; and the convenience of connection between the cable well and the cable trench and between the pipe joint units of the cable well is realized through the second connecting assembly and the first connecting assembly, and the problem of connection damage of the cable trench crossing the road under the action of automobile impact and fatigue load is effectively solved.

The invention relates to office chairs, in particular to an all-in-one and personal office chair. The all-in-one and personal office chair includes slide wheels, a chair, a barb, a cup holder, a desk panel and a support bar, wherein the slide wheels are arranged on the bottom of the chair so that the all-in-one and personal office chair can slide on a horizontal plane, and one end of the support bar is connected to the leg part of a lift chair while the other end of the support bar is connected with the desk panel so that the desk panel can be supported. The all-in-one and personal office chair is safe and reliable, makes mobilization office freer and more flexible, and has great practicality.

The invention discloses a hub motor with a built-in torque sensor. The hub motor comprises a motor body and a torque sensing box, an end cover front panel is installed on the front face of the motor body, the torque sensing box is installed on the front face of the end cover front panel, and a transmission rod is installed in an extrusion rotating wheel in a penetrating mode. A heat dissipation explosion-proof box is installed on the surface of the motor body, a sealing heat insulation module is installed on the front face of the transmission rod, two sets of winding columns which are symmetrically arranged are installed on the surface of the motor body, and two sets of correction boxes which are symmetrically arranged are installed on the surface of the rotor assembly. By installing a torque sensing box, a deformation stress block, a deformation resistance block, a first pressure sensor and a second pressure sensor, when the bicycle is started by riding from a static state or encounters resistance in the riding process, the power output of the motor is continuously adjusted and controlled according to the magnitude of the pedaling force of a rider through combination of real-time dynamic detection, and therefore, a rider is assisted to ride in a more labor-saving manner.

The invention discloses a take-up type motorcycle rainproof cover. The take-up type motorcycle rainproof cover is characterized by comprising a reel, a side plate, a cover plate and a rain cape. An axial longitudinal groove is formed in the reel, a pressing strip is arranged in the longitudinal groove, the pressing strip is detachably connected into the longitudinal groove through a screw, an unfolded position on the rain cape is pressed under the pressing strip, the pressing strip is flush with the outer surface of the reel or lower than the outer surface of the reel, the two ends of the reel are connected with bearings respectively, prism holes aligned to openings are formed in the ends of the reel, operating cranks matched with the prism holes are arranged, the lower edge of the cover plate is turned upwards to form a turnover groove, a pressing beam matched with the groove is arranged in the turnover beam, and the pressing beam is connected with a hoop through a screw penetrating through the bottom of the turnover groove; integral connection is tidier, a user cannot forget to carry the take-up type motorcycle rainproof cover, independent storage space exists, the take-up type motorcycle rainproof cover cannot be scraped, the rain cape is easy to replace after being damaged, a shell does not need to be replaced, and the use cost is low.

The invention relates to a twin dissimilar material composite radial flow impeller and a manufacturing process thereof. According to the structure, a connecting rotating shaft, a radial flow gas compressor impeller and a radial flow turbine impeller form a complete impeller structure through an integrated connecting process. According to structural dimension parameters of a turbine, a gas compressor and a rotor in a closed cycle power generation system, on the basis of determining dimension parameters and welding process parameters of an integrated connecting part of the connecting rotating shaft, the radial flow gas compressor impeller and the radial flow turbine impeller, machining of the integrated connecting part of the connecting rotating shaft, the radial flow gas compressor impellerand the radial flow turbine impeller is completed, integrated connection of the connecting rotating shaft and the radial flow gas compressor impeller and integrated connection of the radial flow gascompressor impeller and the radial flow turbine impeller are further completed, and finally machining of the composite radial flow impeller is conducted. The structure can effectively reduce the number of rotor parts of the power generation system, reduce the processing and assembling difficulty of a rotor assembly, improve the rigidity and strength of the rotor, and facilitate the guarantee of the reliability and service life of the system.

The invention relates to the technical field of electric power three-dimensional visualization, and further discloses a three-dimensional visualization system suitable for the electric power smart community. The system comprises a data processing module used for processing electric power smart community data, an electric power smart community model establishing module used for establishing an electric power smart community three-dimensional model, an electric power smart community model drawing module responsible for model drawing and visual display, a model transformation module, a model rendering module and a model operation module. The three-dimensional modeling method of the electric power intelligent community model building module comprises the following steps: taking positions of electric power equipment and an intelligent community space as discrete points to carry out triangulation network TIN subdivision based on a triangulation network growth method; and establishing a three-dimensional model of the power smart community based on the power equipment and the discrete points of the spatial positions of the smart community. According to the invention, the technical problemthat the current two-dimensional geographic information system cannot dynamically and visually reflect the power configuration and operation conditions in the smart community is solved.

The invention discloses a fabricated composite wallboard T-shaped constructional column and independent foundation connecting structure and a construction method, and relates to the technical field of fabricated constructional engineering. A T-shaped steel plate is welded to the bottom of a T-shaped constructional column reinforcement cage, a T-shaped notch is reserved in an independent foundation, steel plates are laid on the periphery of the notch, the whole steel plates are wedge-shaped, and the wedge-shaped steel plate laid on the inner side of the notch of the independent foundation in advance, the T-shaped steel plate at the bottom of the T-shaped constructional column and cast-in-place concrete interact. The T-shaped constructional column and the independent foundation form a whole, the pulling resistance of the constructional column is enhanced, the integrality is higher, more stable and firmer, a wall plate and a foundation beam are connected firstly, then the connecting part of the T-shaped constructional column and the independent foundation is poured through concrete, and connection of the T-shaped constructional column and the independent foundation is completed. The method is suitable for a large-quantity and wide-area low multi-layer fabricated (regenerated) concrete structure, and is excellent in anti-seismic property, ecological, environment-friendly, convenient to construct, economical and applicable.

The invention relates to the technical field of rail traffic, and discloses a light environment-friendly high-speed train side top plate and a preparation method thereof. The light environment-friendly high-speed train side top plate comprises a bast fiber composite side top plate serving as a side top plate main body and provided with arc-shaped faces, and metal reinforcing ribs used for reinforcing the bast fiber composite side top plate; the bast fiber composite side top plate comprises a front face layer, a middle layer and a back face layer which are sequentially connected in a superimposed mode, the middle layer is a bast fiber felt layer made of mixed fibers of bast fibers and polypropylene fibers, and the front face layer and the back face layer are both non-woven layers; and the metal reinforcing ribs are connected with the back face layer of the bast fiber composite side top plate. The preparation method of the side top plate comprises the process steps of bast fiber composite plate prefabricating, metal reinforcing rib prefabricating, preheating and forming die pressing. The lightweight and high strength of the high-speed train side top plate are achieved, and the environment-friendly performance of the side top plate is further improved.

The invention discloses a control system of a hydraulic hammer and belongs to the field of hydraulic machinery. The control system comprises a hydraulic cylinder, a hammer rod, a hammer head, a valve pocket and a cylinder hydraulic valve element. The valve pocket is fixed to the top end of a cylinder body in a sealing manner, the cylinder hydraulic valve element is arranged in the valve pocket and the cylinder body, an annular boss is arranged in the middle portion of the cylinder hydraulic valve, the annular boss is arranged between the part from a lower step face of the valve pocket to the lower end and the top end of the cylinder body of the hydraulic cylinder, a second step is arranged on the inner side wall of the upper part of the cylinder body, and the cylinder hydraulic valve element is arranged between the valve pocket and the second step of the cylinder body in a sliding fit manner. An inner end piston of the hammer rod is arranged in the cylinder hydraulic valve element and the cylinder body in a sliding fit manner. The side wall of the valve pocket is provided with a first oil opening, the side wall of the valve pocket is provided with a second oil opening and a third oil opening, the side wall of the cylinder body is provided with a fourth oil opening and a fifth oil opening, the center of the upper top end of the valve pocket is provided with a sixth oil opening, and the first oil opening, the second oil opening, the third oil opening, the fourth oil opening, the fifth oil opening and the sixth oil opening are connected with a hydraulic oil way system. The system is low in valve element weight, quick in responding, high in precision and high in hydraulic transmission efficiency.

The invention discloses a solid solution device and method for improving the strength and plasticity of an in-situ synthesis aluminum-based composite material. The device comprises a solid solution furnace, a pulse power supply, an L-shaped copper clamp, an insulating platform, a digital temperature measurement platform and the like. According to the device, pulse parameters can be rapidly determined by recording the temperature change along with time in the electric pulse solid solution process, a pulse device is integrated, the device does not need to be disassembled in a repeated test, a sample can be replaced only by controlling a buckle, and the high-temperature sample can be conveniently subjected to water cooling in time after electric pulse solid solution. According to the method, the second phase in the in-situ synthesis aluminum-based composite material is basically dissolved into the matrix, and grain growth is inhibited; the ductility of the material can be improved after electric pulse solution treatment, and the tensile strength and the yield strength of the material are increased without decreasing; solution time is shortened, heat treatment efficiency is improved, and cost is saved.

The invention discloses a variable-speed rigid rotor blade, which comprises a variable-section split winding girder belt, a variable-section trailing edge strip, a split bushing assembly, a PMI rigid foam core and a composite material skin; The variable cross-section split-wound girder belt is laid at the leading edge along the span of the blade, and the cross-sectional area is linearly distributed and gradually decreases; at the root of the blade, the variable-section split-wound girder belt is divided into two parts, the upper and lower airfoils. and respectively wound on the split bushing assembly; the variable-section trailing edge strip is laid between the trailing edge of the blade and the composite material skin along the span of the blade, and the cross-sectional area is linearly distributed along the span of the blade; The PMI rigid foam filler is placed between the variable-section split-wound girder belt and the variable-section trailing edge strip. The variable speed rigid rotor blade of the present invention can meet the dynamic rigidity requirement of the blade, can realize the integral connection of the blade and the hub, and reduce the resistance of the hub.

The invention discloses a fabricated composite wallboard L-shaped constructional column and independent foundation connecting structure and a fabricated composite wall construction method.The fabricated composite wallboard L-shaped constructional column and independent foundation connecting structure comprises a foundation beam, an independent foundation, a foundation cushion layer and an L-shaped constructional column, the foundation cushion layer is arranged below the foundation beam and the independent foundation, and the independent foundation is arranged at the L-shaped corner of the foundation beam; the foundation beam and the independent foundation are poured into a whole on site through concrete, a concave groove with an upward opening is formed in the upper surface of the foundation beam, the lower portion of the assembly type composite wallboard is fixedly connected into the concave groove, the independent foundation is provided with an L-shaped groove, steel plates are embedded in the vertical faces of the sides of the L-shaped groove, the lower portion of the L-shaped constructional column is inserted into the L-shaped groove, and the lower portion of the L-shaped constructional column is fixedly connected with the L-shaped groove. The lower portion of the L-shaped constructional column and the independent foundation are poured together through cast-in-place concrete to form a whole, and the assembly type composite wall plate is fixedly connected with the L-shaped constructional column. Prefabricated construction of the constructional column is achieved, the wet construction workload on a construction site is greatly reduced, and the construction period is shortened.

The invention relates to a detachable warning board indicating no parking. The detachable warning board indicating no parking comprises a plurality of warning board bodies. Every two adjacent warning board bodies are detachably connected. Each warning board body is connected with a hollow metal ball through a supporting rod. Through holes are formed in each hollow metal ball. Each hollow metal ball is connected with two disassembly components through the through holes in a rotatable mode. Each disassembly component comprises a rotary ball, a connecting rod and a disassembly sleeve, wherein the rotary ball is arranged in the hollow metal ball, one end of the connecting rod penetrates through the through hole formed in one side to be connected with the rotary ball, the other end of the connecting rod is connected with the disassembly sleeve, the diameter of the through hole is larger than the outer diameter of the connecting rod, the disassembly sleeve is embedded into a matched cavity, a pair of elastic button holes is symmetrically formed in the disassembly sleeve, and the matched cavity is communicated with the outside through the elastic button holes. The detachable warning board indicating no parking further comprises connecting ropes, wherein connectors are arranged at the two ends of each connecting rope, a pair of elastic plates is arranged on each connector, and a button is arranged on each elastic plate. According to the detachable warning board indicating no parking, the applicability is high, the multiple warning board bodies are combined in an integrated mode to be used, disassembly is convenient, and independent use is achieved.

The invention discloses a variable-component aluminum alloy high-strength and high-thermal-conductivity multifunctional integrated structure which comprises an aluminum alloy mounting boss, an aluminum alloy thermal management structure and a variable-component aluminum alloy transition structure, and an integral structure is formed through selective laser melting. The aluminum alloy mounting bossis used for connecting a carrier with a projectile body structure to form a main force bearing part of an integrated structure; the aluminum alloy thermal management structure is provided with a hollow inner flow channel and a flowing medium used for guiding heat to the area of the hollow inner flow channel in a high-power-density working environment; the variable-component aluminum alloy transition structure is located between the mounting boss and the heat management structure and used for achieving integrated connection of the aluminum alloy mounting boss and the aluminum alloy thermal management structure. The integrated structure has the advantages that the structure is simple, high-strength integrated connection of the two materials is achieved by adding the variable-component aluminum alloy transition structure, and the problem that the interface stress is large due to threaded connection or other indirect connection modes is solved.

A connection method for integrally connecting a plurality of metal core wires arranged side by side, comprising: placing a predetermined part of the metal core wires on a lower joint module, using a positioning mechanism to position the metal core wires, and placing the metal core wires by Reinforcement material made of metal is placed on said metal core wire on the lower side joint module, the upper side joint module arranged correspondingly to the lower side joint module is lowered until it touches said reinforcement material, and using said upper side The bonding module and the lower bonding module apply ultrasonic welding or resistance welding to the metal core wire and the reinforcement material, so that the metal core wire and the reinforcement material at the predetermined position are integrally connected together. By this method, during the integral connection of the metal core wires of the flat cable, stable connection strength can be obtained and breakage of a single metal core wire can be prevented.

Disclosed is a bidirectional waste heat recovery device for outdoor air pretreatment of an air conditioner. The corresponding duct housing walls of an exhaust heat exchange duct and an outdoor air heat exchange duct are provided coaxial through holes; a sealing separating plate with a hole is mounted inside the through holes, and the inside of the hole of the sealing separating plate is sequentially provided with a universal retractable structure and an internal fixed separating plate from outside to inside; a plurality of heat pipes are arranged arrays in the internal fixing plate in a penetrating mode through holes formed in the internal fixing plate; the heat pipes penetrating the exhaust heat exchange duct and the outdoor air heat exchange duct are provided with a plurality of fins in a sleeving mode; a thermal insulating cavity is arranged outside the heat pipes between the exhaust heat exchange duct and the outdoor air heat exchange duct; both ends of the housing of the exhaust heat exchange duct and the outdoor air heat exchange duct are connected with retracting structures; the duct housing walls at both ends of the heat pipes are symmetrically provided with a variable resetting mechanism for lifting the ducts up and down. The bidirectional waste heat recovery device for outdoor air pretreatment of the air conditioner is simple in structure, convenient to operate, free in adjustment of operational conditions and heat exchange efficiency and high in energy recovery rate.

The invention discloses a floor drain assembly. The floor drain assembly comprises a waterproof base, a floor drain and a telescopic connector, wherein the upper part of the telescopic connector is fixed on the waterproof base, and the lower part of the telescopic connector is fixed on a floor drain main body. The floor drain assembly has the advantages that waterproof integrated connection between the waterproof base and the floor drain main body is realized through flexible connection, between the waterproof base and the floor drain, of the telescopic connector, and a height position of thefloor drain can freely change as a corrugated connector can extend out and draw back, so that reliability of water prevention is guaranteed, gradient setting of pipeline water drainage is also guaranteed, and the waterproof property is not affected while the floor drain is treaded.

The invention relates to a length-adjustable integrated warning board for forbidding parking. The length-adjustable integrated warning board for forbidding parking comprises a plurality of warning board bodies and connecting wires. Each warning board body is connected with a hollow metal ball through a supporting rod, and each hollow metal ball is provided with through holes. Each hollow metal ball is rotatably connected with two demounting assemblies through the through holes, each demounting assembly comprises a rotating ball, a connecting rod and a demounting sleeve, wherein each rotating ball is arranged in the corresponding hollow metal ball, one end of each connecting rod penetrates through the through hole in the corresponding side to be connected to the corresponding rotating ball, the other end of each connecting rod is connected to the corresponding demounting sleeve, the diameters of the through holes are larger than the outer diameters of the connecting rods, the diameters of the rotating balls are larger than those of the through holes, and matching cavities are embedded into the demounting sleeves. Connecting heads are arranged at the two ends of each connecting wire respectively, and the connecting heads are connected to the matching cavities in a matched mode. Limiting parts are arranged on the end faces of the connecting heads in a stretching mode, the limiting parts are connected with winding wheels through splines, and arc grooves are embedded into the outer side faces of the winding wheels. The connecting heads are provided with round holes in a penetrating mode. According to the length-adjustable integrated warning board for forbidding parking, multiple length-adjustable integrated warning boards can be connected to achieve integrated use, and the distances between the adjacent washing boards are convenient to adjust.

The invention relates to a reagent bottle, in particular to a medical integrated reagent bottle with a smashing and remixing mechanism. The reagent bottle comprises a reagent bottle body, a bottle opening is formed in the top of the reagent bottle body, and a smashing device is installed at the top of the bottle opening and forms an integrated structure with the bottle opening. According to the device, granular medicines are extruded and crushed through the arranged crushing roller, and a supporting seat and the bottle opening are mounted, so that integrated connection of crushing and a reagent bottle is realized, and waste caused by scattering of the crushed granular medicines in the process of externally crushing and then pouring the crushed granular medicines into the reagent bottle is reduced.

The invention relates to an air suspension for a vehicle. The air suspension comprises a first connecting support, a second connecting support and two third connecting supports. Wherein the first connecting support is connected with the third connecting support, and the second connecting support is connected with the third connecting support. Specifically, a vehicle front axle, a transverse thrust rod, a longitudinal thrust rod set, a shock absorber and a vehicle stabilizer bar are connected at the same time through the first connecting support and the third connecting supports. The first connecting support and the third connecting support are connected, and the second connecting support and the other third connecting support are connected pairwise, so that integrated connection of an air spring, the vehicle front axle, the longitudinal thrust rod set and the shock absorber is achieved. The air suspension is simple in overall structure, different connecting positions are designed according to different connecting objects, so that the connecting support has enough impact load resistance, and the problems that in an existing connecting mode of an air suspension system, the number of parts in a connecting structure of an air suspension is large, and the connecting strength is insufficient when the impact load is too large are solved.

The invention discloses an in-wheel motor with a built-in torque sensor, which comprises a motor body and a torque sensing box. A front panel of an end cover is installed on the front of the motor body, and a torque sensing box is installed on the front of the front panel of the end cover. A transmission rod is installed inside the extrusion runner, a heat dissipation explosion-proof box is installed on the surface of the motor body, a sealed heat insulation module is installed on the front of the transmission rod, and two groups of symmetrical Arranged winding posts, two sets of symmetrically arranged correction boxes are installed on the surface of the rotor assembly. The present invention installs the torque sensing box, the deformed force block, the deformed resistance block, the No. 1 pressure sensor and the No. 2 pressure sensor, when the bicycle is started from a static state or encounters resistance during riding, the instant and dynamic The combination of detection, according to the rider's pedaling force, continuously adjusts and controls the power output of the motor, thereby assisting the rider to ride more effortlessly.

The present invention discloses anode welding method for metal and glass and ceramic and belongs to the field of different material connection technology. Under atmosphere and at low welding temperature, the present invention complete solid connection directly without any added intermediate material. Precision welding may be completed in vacuum, protecting atmosphere and air with less deformation of the workpiece and in simple technological process. The present invention may be used in welding including borosilicate glass, fiber optical glass, quartz and other non-metal material and Kovar, Fe-Ni, Al and other alloy and metal material as well as the sealing of Si, GaAs and other semiconductor material. The said technological process requires high surface processing precision and is used mainly in micro mechanism and mini sensor manufacture, electric vacuum technology, aeronautics and astronautics and other fields.