67results about How to "The connection structure is reasonable" patented technology

The invention discloses a novel metal-free connector composite material sandwiched plate connecting structure and a design method thereof. The novel metal-free connector composite material sandwiched plate connecting structure is characterized by comprising glass fiber cloth (1A), a PVC foam core (1B), a composite material sandwiched plate (1), a composite material connector (2) and a composite material reinforcing rib (3), wherein the glass fiber cloth (1A) is layered in a crossed mode respectively at 0 degree and 90 degrees by surrounding the PVC foam core (1B) to prepare the composite material sandwiched plate (1), the composite material connector (2) and the composite material reinforcing rib (3), and a composite material sandwiched plate connecting structure is prepared by secondary bonding. The novel metal-free connector composite material sandwiched plate connecting structure can be used for structures with special requirements, such as high rigidity, high strength, and electromagnetic wave invisibility. Compared with a traditional connecting structure, the novel connecting structure disclosed by the invention has the characteristics of high connecting efficiency, compact structure, capability of meeting the electromagnetic invisibility requirement, simple and flexible molding technology and the like, and has wide application prospect in national defense and industrial equipment.

The invention discloses a pipeline structure for reducing noise of an opening the pressure unloading valve of an air conditioning system. The front end of the pressure unloading valve is connected to the outlet manifold of an oil separator through a high pressure pipeline, and the rear end of the pressure unloading valve is connected to the inlet manifold of the oil separator through a connecting pipeline while the cross sectional area is larger than that of the high pressure pipeline. When gas pressure refrigerant flows to the inlet manifold of a gas-liquid separator, even though the pressure difference between the front and rear end of the pressure unloading valve is very large, the flow rate of gas refrigerant in pipelines is buffered as the cross sectional area of the passage of circulating passage for gas refrigerant is increased, so that noise can be decreased obviously.

The invention discloses a 10-horsepower variable-frequency multi-connection central air-conditioning unit, which comprises legs, a base plate, a left side plate, a right side plate, a panel and a condenser component. The legs are arranged at the bottom of the 10-horsepower variable-frequency multi-connection central air-conditioning unit, the base plate is disposed on the legs, the left side plate and the right side plate are arranged on the left side and the right side of the base plate, the panel is disposed at the front of the base plate, the condenser component is arranged at the rear of the base plate, a compressor pipeline component, a motor, axial flow fan blades and an air guide ring are arranged in a space formed by the base plate, the left side plate and the right side plate, a galvanized steel plate is stamped to form the base plate, a plurality of concave and convex fluctuated press ribs are formed at the bottom of the base plate by means of molding process, galvanized steel plates are stamped to form the legs, the legs are elongated, a plurality of triangular press ribs recessed inwards are uniformly distributed at the upper edge and the lower edge of the outer side surface of the length direction of each leg, and an arc-shaped press rib with semicircular edges is disposed in the middle of the upper end surface of each leg. The 10-horsepower variable-frequency multi-connection central air-conditioning unit has the advantages that strengths of various parts are improved, stability of the quality of products and reliability of the products are enhanced, the various parts are reasonable in structure and arrangement, accordingly, the 10-horsepower variable-frequency multi-connection central air-conditioning unit is convenient in assembly and high in production efficiency, and cost is lowered.

The invention discloses a gas auto-rotating-type motor which comprises an impellor, wherein the left end and the right end of a wheel axle of the impellor are connected with a rotary shaft and a power output shaft which are composed of circular tubes; the power output shaft is provided with a power output gear; the die of the rotary shaft forms a high-pressure oil-supplying channel; the high-pressure oil-supplying channel of the rotary shaft is connected with a high-pressure oil supplying pipeline; an axial rotary seal ring is arranged between the high-pressure oil-supplying channel and the high-pressure oil supplying pipeline; a high-pressure air channel and a high-pressure oil supplying pipeline of the power output shaft are communicated; a high-pressure air communicating pipeline on a spoke of the impellor is communicated with a combustion exhaust pipe arranged on a wheel ring; the combustion exhaust pipe is provided with an igniter; the lower end of the high-pressure air communicating pipeline is communicated with the high-pressure air channel of the power output shaft; the high-pressure oil supplying channel of the spoke of the impellor is communicated with a combustion chamber of the combustion exhaust pipe; and the lower end of the high-pressure oil supplying channel is communicated with the high-pressure air channel. The motor provided by the invention has the advantages of simple structure, low production cost, light weight and repairing and maintaining low cost, and can combust fuel fully.

The invention discloses a 10-horsepower variable-frequency multi-connection central air-conditioning unit, which comprises legs, a base plate, a left side plate, a right side plate, a panel and a condenser component. The legs are arranged at the bottom of the 10-horsepower variable-frequency multi-connection central air-conditioning unit, the base plate is disposed on the legs, the left side plate and the right side plate are arranged on the left side and the right side of the base plate, the panel is disposed at the front of the base plate, the condenser component is arranged at the rear of the base plate, a compressor pipeline component, a motor, axial flow fan blades and an air guide ring are arranged in a space formed by the base plate, the left side plate and the right side plate, a galvanized steel plate is stamped to form the base plate, a plurality of concave and convex fluctuated press ribs are formed at the bottom of the base plate by means of molding process, galvanized steel plates are stamped to form the legs, the legs are elongated, a plurality of triangular press ribs recessed inwards are uniformly distributed at the upper edge and the lower edge of the outer side surface of the length direction of each leg, and an arc-shaped press rib with semicircular edges is disposed in the middle of the upper end surface of each leg. The 10-horsepower variable-frequency multi-connection central air-conditioning unit has the advantages that strengths of various parts are improved, stability of the quality of products and reliability of the products are enhanced, the various parts are reasonable in structure and arrangement, accordingly, the 10-horsepower variable-frequency multi-connection central air-conditioning unit is convenient in assembly and high in production efficiency, and cost is lowered.

The invention provides a three-dimensional shape recovery and attitude estimation method and device based on a depth image, and the method employs a cascading deep learning network based on point cloud to recover the three-dimensional shape and three-dimensional joint point coordinates in a real-time and high-precision manner. According to the method, a parameterized model layer is provided, and based on a predefined parameterized model, model parameters are recovered through a neural network to recover a three-dimensional shape and corresponding joint point coordinates. According to the method, a joint self-adaptive adjustment sub-network is provided, the internal relation between the three-dimensional shape and the joint points is unbound, and the relation between the three-dimensional shape and the joint point coordinates marked by different frameworks is learned in a self-adaptive mode. Meanwhile, an existing data set is lack of three-dimensional shape annotation, so that the invention provides weak supervision of the three-dimensional shape provided by the Chamfer loss. Through actual use verification, the method has the advantages of high automation degree, high precision andreal-time performance, and can meet professional or popular application requirements.

The invention discloses a mounting structure of a compressor impeller. The mounting structure comprises a motor rotor shaft, a transition shaft sleeve, a central pull rod, an impeller, a compression nut, an adjusting pad and a balance disc, rotor parts such as a centrifugal impeller, a shaft sleeve, a balance disc and a transition shaft in the centrifugal refrigeration compressor are connected through a center pull rod, and pre-tightening force is applied through a pressing nut. In the working process of the centrifugal refrigeration compressor, torque is transmitted among all the rotor partsthrough plane friction, due to the action of proper pre-tightening force applied to the gland nut, the rotor can be normally connected and operated, looseness is avoided, and the safety stock of all the rotor parts is reduced. The application of the central pull rod connection and plane contact interface torque transmission structure forms a structure of the invention, and the structure is particularly suitable for connection between rotor parts in a centrifugal refrigeration compressor.

The invention discloses a combination type excavator bucket tooth and a die-forging method for a tooth tip of the combination type excavator bucket tooth. The combination type excavator bucket tooth comprises a tooth seat and the tooth tip; a bucket lip mounting opening is formed in the rear end of the tooth seat; a dovetail block which is in connected installation with the tooth tip is arranged at the front end of the tooth seat; a pin hole is formed in a connecting position between the front part of the tooth seat and the tooth tip; the tooth tip comprises a middle tooth and tooth protecting side plates; the tooth protecting side plates are respectively arranged on the two sides of the middle tooth; a tooth seat mounting opening is formed in the rear end of the middle tooth; a dovetail groove which is in matched installation with the dovetail block is formed in the front end of the tooth seat mounting opening; blind pin holes corresponding to the pin hole are respectively formed in the upper lip and the lower lip of the tooth seat mounting opening; the middle tooth is locked on the tooth seat through an adjustment pin shaft assembly which is arranged in the pin hole. The connecting structure of the tooth tip and the tooth seat is reasonable; the tooth tip cannot lose easily after long-time use; the tooth tip is convenient to detach and replace.

The invention provides a heat-resisting ceramic cooker with a connection seat and a manufacture method of the heat-resisting ceramic cooker. The heat-resisting ceramic cooker comprises a ceramic cooker body, a ceramic cooker cover, a handle and a lifting grip, wherein ceramic screws are arranged on the cooker body and at the top of the cooker cover in an integrating mode, the handle and the lifting grip are provided with screw holes, the handle is in threaded connection with the cooker body, the lifting grip is in threaded connection with the cooker cover, and fastening devices are arranged in the connection positions between the handle and the cooker body and between the lifting grip and the cooker cover. The manufacture method of the heat-resisting ceramic cooker includes manufacturing heat-resisting petuntse and heat-resisting ceramic glaze, forming green bodies of a container body and a cover body, forming green bodies of the ceramic screws, performing splicing, manufacturing the handle and the lifting grip, and sequentially performing fettling, stoving or airing, thread correction, bisque firing, glazing, glaze firing, assembling, and checking. According to the heat-resisting ceramic cooker with the connection seat and the manufacture method of the heat-resisting ceramic cooker, a connection structure of the cooker body, the cooker cover and the lifting grip is reasonable, connection positions are high in sealing and fastening performance, and disconnection and air leakage do not occur; the handle and the lifting grip are free from being rusted and aged, and durable in use; the application range is wide, and the manufactured heat-resisting cooker is applicable to frying, stir-frying, and stewing food under various heat sources and can be directly used in microwave ovens.

The invention discloses an agricultural single greenhouse and a putting up method thereof, and belongs to the technical field of green agricultural production equipment. The agricultural single greenhouse is characterized in that an angle iron shaped base surrounding a greenhouse bottom by circle is arranged on the greenhouse bottom, strengthened by column-shaped ground piles and fixed with arch bracings, diagonal bracings and greenhouse head stand columns via screws, and main arches and a main beam are connected with connecting pieces. The agricultural single greenhouse is reasonable in design, simple in structure, convenient to mount, high in stability and strong in firmness. Joints are fixed via screws, secondary galvanization of steel material and potential safety hazards like rosin joint are avoided, and the agricultural single greenhouse is applicable to popularization and application in large scale.

The invention provides a container package with an NFC chip, a flap with the NFC chip, a toothpaste tube with the NFC chip and a manufacturing method of the container package. The container package comprises a shell, the NFC chip and a chip attachment part, wherein the NFC chip is connected with the outer wall or the inner wall or the internal part of the shell through the chip attachment part; the chip attachment part is provided with a chip adhering surface; the chip adhering surface comprises a flat surface or a curved surface; and one surface of the NFC chip adheres to the chip adhering surface of the chip attachment part. A connecting structure between the NFC chip and the package shell is reasonable, convenient to manufacture and low in cost; the packaging mode of the NFC chip is sanitary and safe, so pollution to contents such as food in the container package is avoided; a local easy-to-tear structure prevents the NFC chip from being utilized for secondary packaging, for example, the NFC chip is embezzled; product details can be inquired through networking and through the NFC chip; and a two-dimensional code is used by a user to inquire commodity information simply and easily.

The invention discloses a magnetic energy perm device. The perm device comprises a heating base and a perm bar. The heating base is provided with a heating cavity, an electromagnetic coil is arranged on the periphery of the heating cavity, the bottom face of the heating cavity is provided with a connecting groove for the perm bar to be inserted in, and a travel switch is arranged in the connecting groove. A control circuit board is arranged in the heating base, and the control circuit board is electrically connected to the travel switch and the electromagnetic coil. The perm device is reasonable and compact in structure, good in heat dissipation effect, long in service life, and convenient to use, and is widely used for hairdressing.

The invention discloses a recombined bamboo indoor door which has a simple structure, is environmentally-friendly, is firm and durable and is difficult to deform. The recombined bamboo indoor door is composed of a core plate and a framework, wherein tenons of which the shapes of the longitudinal sections are like the shape of the longitudinal section of a copper clock are arranged on the peripheral end faces of the core plate; the framework is connected with the core plate through tenon holes which are formed in the end faces on the inner side of the framework and have longitudinal section shapes correspond to the shapes of the tenons on the core plate; and the framework is formed by connecting a transverse rim and a longitudinal rim, wherein two ends of the transverse rim are provided with two tenon holes and one tenon respectively, and the end faces on the inner sides corresponding to the two ends of the longitudinal rim are provided with two corresponding tenons and one corresponding tenon hole respectively.

The invention discloses a food processor cup body and mounting seat connecting structure which comprises a cup body and a mounting seat. An opening is formed in the bottom of the cup body, the mounting seat comprises a knife rest and an insertion sleeve, and the insertion sleeve is arranged at the lower portion of the knife rest. The food processor cup body and mounting seat connecting structure is characterized by also comprising a movable push part, wherein the movable push part is movably arranged on the mounting seat and comprises a pushing portion and a touching portion which are connected with each other, the pushing portion is located above the touching portion, the outer end of the pushing portion extends out of the outer side wall of the mounting seat, the touching portion is arranged in the insertion sleeve, the opening end of the cup body is connected to the outer side wall of the mounting seat, and the edge of the opening end of the cup body abuts against the pushing portion to make the lower end of the touching portion extend out of a bottom opening of the insertion sleeve. According to the food processor cup body and mounting seat connecting structure, the touching portion of the movable push part extends out of the mounting seat, the opening end of the bottom of the cup body is pushed in an abutted way, pushing stability is ensured, the phenomenon is also prevented that the whole movable push part is built in the mounting seat and accordingly the structure is complicated and complicated installation is caused, mounting, dismounting and cleaning are facilitated, occupied space is small, and the structure is simple and reasonable.

The invention discloses an exercise bicycle seat with a front-back position adjusting structure. Theexercise bicycle seat comprises a seat plate supporting frame, two sliding rods are respectively arranged in two sleeves of the seat plate supporting frame in a sliding fit manner, a supporting plate assembly of a seat plate and a backrest is fixedly connected onto the two sliding rods, one side of the supporting plate assembly is provided with a long-strip-shaped shifting plate which is used for being shifted by hands to slide up and down, one end of a lever structure is movably hung on the long-strip-shaped shifting plate, the long-strip-shaped shifting plate can slide in the length direction relative to the end of the lever structure, the middle of the lever structure is hinged to the seat plate supporting frame, and the top of the other end of the lever structure is provided with a plug pin which is upwards pressed in an insertion hole of a supporting plate of the supporting plate assembly through spring force of a torsion spring; and a plurality of inserting holes are formed in the supporting plate in the length direction. According to the exercise bicycle seat, the seat plate is additionally arranged to move back and forth to adjust the stroke, so that treading force application during body building is facilitated, the treading comfort during body building is improved, and the applicability and comfort during office work and study are improved.

The invention provides a trolley linkage structure of a trolley-type thermal treatment furnace. Two adjacent trolley frames are completely independent; the butt joint of the table tops of two adjacent trolleys is covered by a frame; a masonry on the inner side of the frame is a special-shaped brick; the height of the special-shaped brick is higher than that of the upper edge of the frame; a sealing structure is arranged between the two adjacent trolley frames; clay bricks are arranged between the special-shaped bricks of the two adjacent trolleys and above the sealing structure; longitudinal beams of the two adjacent trolleys are detachably and fixedly connected. The trolley linkage structure of the trolley-type thermal treatment furnace is simple, reasonable and compact, can easily realize separation of the two adjacent trolleys, is convenient in trolley wheel bearing and gear replacement, and can be used for greatly lowering the maintenance cost of trolley bearings and gears.

The invention discloses a biphenyl thermal adding system, and relates to the field of biphenyl adding devices on textile devices. The biphenyl thermal adding system comprises spinning boxes, biphenyl furnaces, a biphenyl preheating furnace and a waste biphenyl recovery furnace, wherein each spinning box or a plurality of spinning boxes are connected with one biphenyl furnace to form a biphenyl adding unit; air supply pipes and air return pipes used for connecting the spinning boxes in the biphenyl adding units are arranged on the biphenyl adding units; the air supply pipes of the two adjacent biphenyl adding units communicate with each other; the air return pipes of the two adjacent biphenyl adding units communicate with each other as well; the biphenyl preheating furnace is connected on the biphenyl furnaces through an air adding pipe; and exhaust pipes on the biphenyl furnaces and an air release pipe on the biphenyl preheating furnace are connected to communicate with the waste biphenyl recovery furnace. According to the biphenyl thermal adding system, the biphenyl furnaces with the same level communicate with each other through a series of pipelines which communicate with each other, and besides, the previous stage of biphenyl furnaces can be charged through the biphenyl furnace capable of achieving preheating, so that the safety is guaranteed while the temperature and pressure are guaranteed, the biphenyl adding time is saved, and the working efficiency of the device is improved.

The invention provides a double-diamond-shaped connecting structure. The double-diamond-shaped connecting structure is formed by connecting two single diamond-shaped box bodies through connecting plates between double-diamond-shaped columns, wherein the side surface of each single diamond-shaped box body consists of two flange plates and two web plates; a diamond-shaped inner partition in T-shaped connection with the side surface is mounted on the inner side, close to the middle position, of each single diamond-shaped box body and provided with grouting holes and exhaust holes; a diamond-shaped sealing plate in T-shaped connection with the side surface is arranged on the inner side, close to the end position, of each single diamond-shaped box body; strip-shaped reserved CO2 shielded welding and submerged-arc welding gaps and welding grooves are formed between the flange plates and the web plates, and the weld joints are subjected to full-penetration welding; strip-shaped reserved CO2 shielded welding gaps and welding grooves are formed between the diamond-shaped inner partitions and the flange plates and the web plates, as well as between the diamond-shaped sealing plates and the flange plates and the web plates, and the weld joints are subjected to full-penetration welding. The double-diamond-shaped connecting structure is scientific, reasonable and safe, and solves the technical problems that diamond-like structures cannot be easily manufactured and welded, and quality is difficult to guarantee.

The invention provides a heat-resisting ceramic container with a ceramic screw connection seat and a manufacture method of the heat-resisting ceramic container. The heat-resisting ceramic container comprises a ceramic container body, a ceramic container cover body, a handle and a lifting grip, wherein ceramic screws are arranged on one side or two sides of the container body and at the top of the container cover body in an integrating mode, the handle and the lifting grip are provided with screw holes, the handle is in threaded connection with the container body, the lifting grip is in threaded connection with the container cover body, and fastening devices are arranged in the connection positions between the handle and the container body and between the lifting grip and the container cover body. The manufacture method of the heat-resisting ceramic container includes manufacturing heat-resisting petuntse and heat-resisting ceramic glaze, forming green bodies of the container body and the cover body, forming green bodies of the ceramic screws, performing splicing, manufacturing the handle and the lifting grip, and sequentially performing fettling, stoving or airing, bisque firing, fettling, thread correction, glazing, glaze firing, assembling, and checking. According to the heat-resisting ceramic container with the connection seat and the manufacture method of the heat-resisting ceramic container, a connection structure of the container body, the container cover and the lifting grip is reasonable, connection positions are high in sealing and fastening performance, and disconnection and air leakage do not occur; the handle and the lifting grip are free from being rusted and aged, and durable in use; the application range is wide, various cookers can be manufactured, and the manufactured heat-resisting container is applicable to frying, stir-frying, and stewing food under various heat sources.

The invention provides a hydraulic pump for well drilling downhole tools. The hydraulic pump comprises a drive shaft, a rotor, blades, a stator, two thrust plates and two transition plates, wherein the rotor and the blades are connected to the drive shaft; the stator is arranged on the outer sides of the rotor and the blades; the two thrust plates are symmetrically installed on the two sides of the rotor and further fixedly connected with the stator; and the two transition plates are connected to the outer sides of the two thrust plates correspondingly, and the transition plates and the thrustplates on the same side are connected with the drive shaft through bearings. The hydraulic pump is suitable for petroleum and natural gas well drilling downhole operating tools, operating is stable and reliable and the displacement is large.

The invention discloses an electric automobile front side member assembly with a threaded casing pipe structure. A front side member (2) made of an aluminum profile is arranged in a front cabin. Front cabin supports (1) are installed on the front side member (2) through front cabin support installation structures (4). By the adoption of the above technical scheme, a DC / DC converter, a storage battery and the like in the front cabin can be installed and fixed more stably and reliably and are unlikely to be loosened; and the connecting structure is reasonable and compact, and installation and fixing are convenient.

The invention provides a greenhouse skeleton for a grape greenhouse. The greenhouse skeleton comprises pull bars and arch bars, wherein the pull bars comprise ceiling pull bars and side pull bars which are arranged on two sides of the ceiling pull bars along the radial direction of the ceiling pull bars; the arch bars comprise ceiling arch bars and side arch bars extending to two sides of the ceiling arch bars; and a plurality of vine climb leading racks are connected on the pull bars and / or arch bars. The greenhouse skeleton is simple in structure, convenient to use and easy and convenient to assemble and disassemble, has the structural strength which is greatly improved and excellent external force tolerance and sustained-release effects, enables the grape growing space to be further optimized, and achieves protecting and yield-increasing effects.

The invention discloses an oxygen filling monitoring device, and relates to the technical field of oxygen filling of oxygen cylinders. The device comprises a liquid oxygen tank, a liquid oxygen pump,a vaporizer, a bus bar, an oxygen cylinder and a vacuum pump, wherein a 1# pipeline is arranged between the liquid oxygen tank and the liquid oxygen pump, a 2# pipeline is arranged between the liquidoxygen pump and the vaporizer, a 3# pipeline is arranged between the vaporizer and the bus bar, a 4# pipeline is arranged between the bus bar and the oxygen cylinder, a 5# pipeline is arranged betweenthe oxygen cylinder and the vacuum pump, the oxygen cylinder is provided with an emptying pipe and a monitoring pipe, the inner cavity of the monitoring pipe is provided with an internal detection device, the outer wall of the oxygen cylinder is provided with an external detection device, and the output ends of the internal detection device and the external detection device are connected with a display device. The oxygen filling monitoring device can monitor the temperature and air pressure inside the oxygen cylinder and monitor the side wall temperature of the oxygen cylinder during the oxygenation operation of the oxygen cylinder, so as to ensure that personnel can easily observe the actual state of the oxygen cylinder.

The invention discloses a biphenyl thermal adding system, and relates to the field of biphenyl adding devices on textile devices. The biphenyl thermal adding system comprises spinning boxes, biphenyl furnaces, a biphenyl preheating furnace and a waste biphenyl recovery furnace, wherein each spinning box or a plurality of spinning boxes are connected with one biphenyl furnace to form a biphenyl adding unit; air supply pipes and air return pipes used for connecting the spinning boxes in the biphenyl adding units are arranged on the biphenyl adding units; the air supply pipes of the two adjacent biphenyl adding units communicate with each other; the air return pipes of the two adjacent biphenyl adding units communicate with each other as well; the biphenyl preheating furnace is connected on the biphenyl furnaces through an air adding pipe; and exhaust pipes on the biphenyl furnaces and an air release pipe on the biphenyl preheating furnace are connected to communicate with the waste biphenyl recovery furnace. According to the biphenyl thermal adding system, the biphenyl furnaces with the same level communicate with each other through a series of pipelines which communicate with each other, and besides, the previous stage of biphenyl furnaces can be charged through the biphenyl furnace capable of achieving preheating, so that the safety is guaranteed while the temperature and pressure are guaranteed, the biphenyl adding time is saved, and the working efficiency of the device is improved.

The invention relates to the technical field of foam solidification, in particular to a solidification treatment device for foam, comprising: a roller, a scraper, and a melting tank; the roller is arranged in the middle of the body, and the roller and the body are connected through bearings; the scraper The plate is set on the upper side of the body, and the scraper is connected to the body by welding; the melting cylinder is set in the middle of the body, and the melting cylinder and the body are connected by bolts; the heater is set inside the melting cylinder, and The heater and the melting cylinder are connected by screwing nuts; the motor is arranged inside the body, and the motor and the body are connected by bolts. Through the improvement of the above structure, it has the advantages of reasonable foam solidification method to ensure uniform solidification surface and uniform solidification thickness, solidification solvent hot melting speed and not easy to cool and solidify, reasonable connection structure, easy operation and increased production efficiency, etc., thus effectively solving the problem. Problems and deficiencies in existing devices.