34results about How to "The connection position is stable" patented technology

The invention discloses a combined construction structure of an underground road and a ground bridge and relates to the field of road and bridge construction. The combined construction structure comprises a first side vertical plate; a fixed bottom plate is horizontally welded to one side edge of the first side vertical plate; a first cover connecting plate is horizontally welded to one side edgeof the first side vertical plate; a second side vertical plate is horizontally welded to the side edge, away from the first side vertical plate, of the fixed bottom plate; a second cover connecting plate is horizontally welded to the side edge, away from the fixed bottom plate, of the second side vertical plate; clamping grooves are symmetrically formed in the top surfaces of the first cover connecting plate and the second cover connecting plate in a vertical direction; stable clamping strips are vertically inserted into the inner side edges of the clamping grooves. The device is designed intoa split structure and is simple in structure and convenient to operate; by means of a splicing mode, installation is simpler during the installation of the combined construction structure, and certain convenience is brought to the carrying and moving of the combined construction structure; multiple clamping and fixing structures, so that connection positions are more stable; connection between abridge body and a road surface is more stable with a certain buffering effect realized.

The invention provides a mining handling device. The mining handling device comprises a frame body, a longitudinal moving device, a transverse moving device, a mechanical arm, an auxiliary stabilizingdevice, a mine car, a track and a car stopper; the frame body is arranged inside a tunnel; the longitudinal moving device is longitudinally movably arranged on the upper end of the frame body; the transverse moving device is transversely movably connected with the longitudinal moving device; the mechanical arm is movably arranged on the lower surface of the transverse moving device; the mechanical arm can move laterally under the transverse moving device; the transverse moving device can move longitudinally along the longitudinal moving device; the auxiliary stabilizing device is arranged ona mobile frame body of the transverse moving device, so as to enable the mechanical arm to move stably on the transverse moving device and provide guidance; and the track is arranged on the tunnel ground, wherein one end of track is connected with a cage outlet, and the other end thereof is connected with the car stopper. The mining handling device provided by the invention can be used in gold ore, and has the characteristics of being high in stability, high in mechanization degree, high in efficiency and high in safety.

The invention discloses a mining manipulator. The mining manipulator comprises a frame body, a longitudinal moving device, a transverse moving device, a manipulator body and an auxiliary stabilizing device, wherein the frame body is arranged in a roadway; the longitudinal moving device is longitudinally and movably arranged at the upper end of the frame body; the transverse moving device is transversely and movably connected with the longitudinal moving device; the manipulator body is movably arranged on the lower surface of the transverse moving device and can transversely move under the transverse moving device; the transverse moving device can longitudinally move through the longitudinal moving device; and the auxiliary stabilizing device is arranged on a moving frame body of the transverse moving device and used for enabling the manipulator body to stably move on the transverse moving device and providing guidance. The mining manipulator can be used in gold mines and has the characteristics of being high in stability, mechanization degree, efficiency and safety.

The invention discloses an educational data acquisition pen based on the internet of things technology. The educational data acquisition pen comprises a pen body and a cover body; the pen body and thecover body form a plugging fit; a main battery is arrange in the pen body; a receiving groove is formed in the pen body; a base and a lighting member are arranged in the receiving groove; the base ishinged to the pen body; the lighting member is arranged on the base; an auxiliary battery is arranged in the base; static contacts are arranged on an inner wall of the receiving groove; the base hastwo movable contacts for contacting the corresponding static contacts respectively; a locking device is also disposed on the base; a storage battery and a charging interface are arranged on the coverbody; a plugging-in port is also formed in the cover body; power supply contacts are arranged in the plugging-in port; the power supply contacts are electrically connected with the storage battery; first charging contacts are arranged on the base; second charging contacts are arranged on the pen body; and the first charging contacts and the second charging contacts are arranged on the pen body atthe same height. The invention provides an auxiliary lighting device and has a convenient auxiliary power storage and charging device.

The invention belongs to the technical field of underground pipe gallery waterproofing, and particularly relates to a building underground pipe gallery waterproof structure. The building underground pipe gallery waterproof structure comprises a connecting pipe sleeve and pipelines fixed to the two ends of the connecting pipe sleeve in a clamped mode; and the connecting pipe sleeve comprises an outer sealing layer and an inner sealing layer. Two connecting screw bases which protrude out of the connecting pipe sleeve and are symmetrically distributed are arranged on the connecting pipe sleeve; the connecting screw bases are used for being connected with two positioning nuts in a threaded mode, the sections of the positioning nuts are of a concave structure, positioning holes are formed in the bottom ends of the two sides of each positioning nut, and positioning shaft pins of a T-shaped structure are fixedly arranged at the ends of a pipeline; when the positioning nuts are installed, thetwo ends, provided with the positioning holes, of each positioning nut and the positioning shaft pins on the pipeline are placed in a cross shape, and then the positioning nuts are screwed in a rotating mode until the positioning holes in the positioning nuts and the positioning shaft pins are clamped and fixed; and by means of the connection between the positioning nuts and the connecting screw bases and the clamping and fixing between the positioning holes and the positioning shaft pins, the connecting position between the connecting pipe sleeve and the pipeline is more stable.

The invention provides a wire fixing device. The wire fixer comprises wire pressing plates, cushion blocks and outer hexagonal screw rod pieces; the left end and the right end between every two adjacent wire pressing plates are connected through a cushion block and an outer hexagonal screw piece respectively. A first positioning hole in the left end of a bottom wire pressing plate is connected toaluminum profile through an outer hexagonal screw rod piece, and a first positioning hole in the right end of the bottom wire pressing plate is connected to the aluminum profile through an outer hexagonal screw rod piece; the second positioning hole in the left end of the upper-layer wire pressing plate is connected with a fourth positioning hole in the left-end cushion block through an outer hexagonal screw rod piece, and a second positioning hole in the right end of the upper-layer wire pressing plate is connected with a fourth positioning hole in the right-end cushion block through an outerhexagonal screw rod piece; and an outer hexagonal screw cap of the lower-layer outer hexagonal screw rod piece is embedded in the first screw cap positioning hole in the lower end surface of the upper-layer cushion block. The outer hexagon nut of the outer hexagon screw piece is embedded in the first nut positioning hole of the upper layer cushion block, and it is guaranteed that the screw pieceand the wire pressing plate are firmly connected.

The invention relates to a cam-and-swing link combining control type micro-printer, which effectively solves the problem that the prior button-type opening mechanism is provided with a paper bin door which is difficult to open, and comprises a panel with a paper bin door, a casing body and a printing unit and a bracket of the printing unit assembled in the casing body, and a paper bin door opening device. The printer is technically characterized in that the cap of the button of the paper bin door opening device is exposed to the panel, the locking axle of the button pushes a sliding support which performs reciprocating motion along a slide way on the side wall of the bracket, to drive the toothed cam meshed with toothed bars on the sliding support to rotate, the cam part of the toothed cam is propped against the inner side of the large crank turn wall of a swing link, the outer sides of a larger crank turn wall and a small large crank turn wall which are assembled at both ends on the inner side of the paper bin door of the panel are positioned in an identical plane, contact the inner surface of the paper bin door of the panel. The micro-printer has the advantages that the transmission structural design is compact, the integrated control action is stable, the paper bin door can be flexibly and conveniently opened and closed, arbitrary position changing of the casing body can prevent the driving members from loosing and falling off, and the service performance and the service life of the printer are obviously improved.

The invention discloses an embedded port structure for high-pressure delivery pipelines. The embedded port structure comprises an inner embedded pipe, an outer sleeve and two pipe-end structures. The two pipe-end structures are connected with each other by the inner embedded pipe, two ends of the inner embedded pipe are in butt joint with the ends of the two pipe-end structures, threads are arranged on the outside of each pipe-end structure, the outer sleeve is connected with the two pipe-end structures in a threaded manner, annularly cut grooves are formed in side surfaces of an end of each pipe-end structure, annular plastic strips are respectively adhered at the two ends of the inner embedded pipe, and annular ribs are arranged on the outer side surfaces of the annular plastic strips and are fittingly mounted with the annularly cut grooves of the pipe-end structures. The embedded port structure for the high-pressure delivery pipelines has the advantages that the two pipe-end structures are connected with each other by the outer sleeve, the annular plastic strips at the two ends of the inner embedded pipe are fittingly mounted with the annularly cut grooves, so that the two pipe-end structures can be hermetically connected with each other after the annular plastic strips are abutted to the annularly cut grooves.

The invention discloses a cylinder body structure of a hollow multi-cavity composite material launching cylinder and a forming method of the cylinder body structure, and belongs to the technical field of launching cylinder structures. The cylinder body structure of the hollow multi-cavity composite material launching cylinder is made of composite materials and comprises an inner cylinder body, an outer cylinder body and longitudinal ribs, wherein the inner cylinder body is embedded in the outer cylinder body, the axial direction of the outer circumferential surface of the inner cylinder body is connected with the axial direction of the inner circumferential surface of the outer cylinder body through the longitudinal ribs, and a gas flue is formed between the outer circumferential surface of the inner cylinder body and the inner circumferential surface of the outer cylinder body. The technical problems that a cylinder body of a solid structure cannot be applied to heat emission, an emission cylinder is made of metal materials, the weight is heavy, the machining difficulty is large, the forming precision is low, assembling is complex, and the manufacturing cost is high in the prior art are solved; the cylinder body is made of the composite materials, the overall weight is reduced, the inner cylinder body and the outer cylinder body are connected through the longitudinal ribs, the gas flue is formed, machining and assembling are convenient, and the cylinder body structure of the hollow multi-cavity composite material launching cylinder can be applied to heat emission.

The invention relates to the technical field of coaxial connectors, and discloses a magnetic radio frequency coaxial connector, which comprises a male head, and is characterized in that the male head is internally provided with an insulating sealing medium; a conductor insertion tube is arranged in the insulation sealing medium; the male head is provided with a baffle ring, the baffle ring and the male head are slidably sleeved with a female head, and the baffle ring and the female head are magnetically attracted; the female head is provided with a binding and pressing piece, and the binding and pressing piece presses the male head and is connected with the baffle ring in a blocking mode. According to the magnetic radio frequency coaxial connector provided by the invention, the connection between the male head and the female head is facilitated through magnetic connection, the stability and the convenience of comfortable connection are improved by matching with the constraint pressing piece, and meanwhile, a buffering effect is achieved when the connector is pulled; the sealing performance is improved.

The invention discloses a contact sealing port structure for high-pressure delivery pipelines. The contact sealing port structure comprises an inner pipe, an outer sleeve and two pipe-end structures. The two pipe-end structures are connected with each other by the inner pipe, triangular annular ribs are respectively arranged at two ends of the inner pipe, triangular annular grooves are formed in the side surfaces of the ends of the pipe-end structures, the width of each triangular annular groove is larger than that of each triangular annular rib, rubber is arranged inside each triangular annular groove by means of injection molding, and the triangular annular ribs are fittingly abutted to the rubber in the triangular annular grooves, so that the inner pipe can be hermetically connected with the pipe-end structures, threads are arranged on the outside of each pipe-end structure, and the outer sleeve is connected with the two pipe-end structures in a threaded manner. The contact sealing port structure for the high-pressure delivery pipelines has the advantages that the two pipe-end structures are connected with each other by the outer sleeve, and the triangular annular ribs at the two ends of the inner pipe are abutted to the rubber in the triangular annular grooves, so that the two pipe-end structures are sealed from each other.

The invention discloses a bat conjunction structure. The bat has a hollow bat body having internal space; the hollow bat body contains at least one joint part in mutual jointing and at least one fixing connecting pipe; a clamping groove is formed between the mutual jointing of the joint parts; the fixing connecting pipes contain a convex embedding segment facing the joint parts and embedded in theclamping groove, and an abutting segment away from one ends of the convex embedding segments and connected to the joint parts; and through the fixing connecting pipes, the connecting positions between the mutual jointing of the joint parts of the hollow bat body can be more stable, and therefore, the improved design effects of the whole bat cannot be reduced, the whole intensity and high designability of the bat can be enhanced, hand numbness during hitting a ball can be effectively mitigated, hitting feeling can be enhanced, and the purpose of high endurance of the bat can be achieved.

The invention belongs to the technical field of building engineering tools, and particularly relates to a pre-embedding positioning device for a building structure preset hole. The pre-embedding positioning device comprises two mounting frames, wherein the two mounting frames are fixedly connected with supporting frames, and one of the side walls of the two supporting frames is fixedly connected with a fixing block; a tension spring is stretched by pulling a pulling block, so that two positioning blocks are driven to slide in a through hole, an inserting block is inserted into a clamping block, and pulling of the pulling block is relieved after the inserting block enters the clamping block; the positioning blocks enter positioning holes through the resilience force of the tension spring tolock the inserting block, so that the connecting positions of the two mounting frames are stable; and water is added into a bearing box to achieve the bearing effect, then two electric push rods areused for pushing a limiting sliding block, so that a second connecting block and a first connecting block move towards the position of a steel pipe, the steel pipe is positioned through the first connecting block and the second connecting block, and the installation operation is simple.

The invention discloses a club structure. The club structure comprises a ball hitting part extending along an axis, a slant section part, a set of vertical part, a holding part, a cap part covering the top of the ball hitting part and an abutting part abutting against the tail of a second connecting section of the holding part, and the slant section part comprises a first embedding section embedded inside the ball hitting part along the axis and a second embedding section which is away from the first embedding section and degressively extends from the outer diameter of the first embedding section, and the second embedding section forms a clamping structure relative to the inner wall; the vertical part comprises a telescopic section correspondingly abutting against the clamping structure ofthe slant section along the axis, a slant section away from the telescopic section and an internal connecting hole formed in the vertical part; the holding part comprises a first connecting section connected with and fastened to the internal connecting hole and the second connecting section away from the first connecting section. By means of the vertical part, the connecting position between theslant section part and the holding part is more stable to lower impact force after a club hits a ball, the hand numb feeling after the ball is hit is reduced, and the hitting feeling is improved.

The invention provides a motor stator assembly tool and a motor stator assembly device, and relates to the technical field of motor assembly equipment. The motor stator assembly tool comprises an automatic clamping component and an automatic positioning component. The automatic clamping component is connected with the automatic positioning component. The automatic clamping component is used for automatically clamping a motor stator, and the automatic positioning component is used for positioning the position of the motor stator. The invention solves the technical problems in the prior art thatsince the motor stator is manually assembled and the weight of the motor stator is heavy, the assembly is laborious, the safety of the operating personnel is poor, and the motor stator is easily damaged. The automatic clamping component of the invention is combined with the automatic positioning component to make the positioning of the motor stator accurate, the manpower is saved, and the safetyduring electronic assembly is high.

The invention discloses an atomizer and electronic atomization equipment. The atomizer comprises a housing which is provided with an opening at one end, is internally provided with a liquid storage cavity, and is provided with a mist outlet at the other end; an atomization assembly which is contained in the liquid storage cavity, and is provided with a liquid passing hole in the side wall thereof; a base which is inserted into the shell along the opening and provides support for the atomization assembly; and a sealing assembly which comprises a sealing sleeve which is connected to the side wall of the atomization assembly in a sleeving mode and wraps the liquid passing hole and a pull rod which extends out of the outside from the mist outlet. The sealing assembly further comprises a metal connecting sleeve which is pre-connected to one end of the pull rod in a sleeving mode and embedded in the sealing sleeve, the sealing sleeve is provided with an avoiding hole for the pull rod to penetrate through, and the end, away from the metal connecting sleeve, of the pull rod drives the sealing sleeve to move under the action of external force so that the liquid passing hole can be exposed out of the liquid storage cavity. When the pull rod and the metal connecting sleeve are further stressed and separated, an airflow channel for aerosol generated by the atomization assembly to flow to the mist outlet is formed in the inner space of the metal connecting sleeve and the sealing sleeve. According to the technical scheme, the product yield is effectively improved.