341results about How to "Strong connection" patented technology

The invention discloses rock crushing and coring equipment for geotechnical engineering investigation, and belongs to the technical field of drilling equipment. The rock crushing and coring equipment for geotechnical engineering investigation comprises a drilling tool, a sampling barrel and a high-pressure water supply device, and further comprises a triggering part, a coring part and a control part, and the triggering part is arranged at the end, away from a drill bit of the drilling tool, of the sampling barrel; a first sliding groove is formed in the water flow reversing part, the high-pressure water supply device communicates with a water outlet in the drill bit through the water flow reversing part, the water flow reversing part communicates with the first sliding groove, and the water flow reversing part is used for communicating the high-pressure water supply device with the first sliding groove when the triggering part is triggered; one end of the sliding sleeve is hermetically and slidably connected into the first sliding groove; the cut-off part is connected with the other end of the sliding sleeve, and when high-pressure water is introduced into the first sliding groove, the sliding sleeve drives the cut-off part to move into the sampling barrel. According to the rock crushing and coring equipment for geotechnical engineering investigation, the drill bit can be cooled by using high-pressure water, the abrasion of the drill bit is reduced, and a rock core is cut off by using the high-pressure water as power, so that the integrity of the obtained rock core can be ensured.

The utility model relates to the technical field of circuits capable of automatically changing measuring ranges, in particular to a multi-measuring-range automatic switching circuit, which comprises measuring range control circuits with a plurality of measuring ranges, and is characterized in that each measuring range control circuit is used for carrying out current measurement in a corresponding measuring range so as to be displayed on an ampere meter; the current detection circuit is connected with each range control circuit and is used for detecting the current of each range control circuit; and the MCU main controller is respectively connected with the current detection circuit and each range control circuit and is used for comparing the current of each range control circuit with the corresponding set current and controlling whether each range control circuit is conducted or not according to the result. The situation that ampere meters with different measuring ranges are manually replaced can be reduced.

The invention relates to a multi-source fusion positioning method and system for a wharf autonomous operation stacking machine. The method comprises the following steps: acquiring the current position of the stacking machine, and judging whether the current position is in a transition state outside a box area or an operation state inside the box area: if the current position is in the transition state outside the box area, acquiring the current satellite signal intensity, and judging whether the current satellite signal intensity is higher than a preset signal intensity threshold value, and if so, entering a real-time dynamic global satellite positioning mode, acquiring first positioning information, otherwise, entering an inertial measurement unit and laser radar fusion positioning mode, and acquiring second positioning information; if the operation state is in the box area, entering a visual sensor and magnetic induction sensor fusion positioning mode, and obtaining third positioning information; and after the positioning information is obtained, returning to re-judge the position state of the stacking machine. Compared with the prior art, the method has the advantages that the positioning precision of the stacking machine in safe operation in a complex scene is improved, and the like.

The invention relates to the technical field of agricultural machinery, and provides a single-fan positive-negative-pressure double-acting airflow stable supply device for an air-suction type seeder, the air-suction type seeder comprises an air-suction seed-metering device and a seed guide pipe, the air-suction seed-metering device is communicated with the seed guide pipe, and the airflow stable supply device comprises a fan, a negative-pressure seed filling mechanism and a positive-pressure seed conveying mechanism; the fan comprises a negative pressure air inlet and a positive pressure air outlet; one end of the negative-pressure seed filling mechanism is communicated with the negative-pressure air inlet, and the other end of the negative-pressure seed filling mechanism is communicated with an air outlet of the air-suction seed-metering device; one end of the positive-pressure seed conveying mechanism is communicated with the positive-pressure air outlet, and the other end is communicated with the seed guide pipe; the fan is used for providing air pressure for the negative-pressure seed filling mechanism and the positive-pressure seed conveying mechanism, the negative-pressure seed filling mechanism is used for filling the air-suction seed sowing device with seeds through negative pressure, and the positive-pressure seed conveying mechanism is used for conveying the seeds entering the seed guide pipe through positive pressure. The two functions of negative-pressure seed filling and positive-pressure seed conveying are achieved through the single fan, the device is simple in structure and low in cost, and the seeding accuracy and efficiency are improved.

The invention discloses a power-on initialization method for a full-autonomous flight spacecraft, and the method comprises the steps: enabling system software to enter a safety configuration mode to set all important state parameters when a central computer is powered on and fails to communicate with lower computers; in the autonomous flight period of the spacecraft, when a center computer has a fault of reset restart or power failure restart, if the center computer can read important data from a lower computer, system software of the center computer enters a reset generator tripping mode, and various important state parameters are set according to the reset generator tripping mode; when the whole satellite is powered off and powered on instantly, important parameters of the lower computer are all lost, communication between the central computer and the lower computer is normal, important data cannot be read from the lower computer, and self FALSH important data are successfully read, a whole satellite power-down mode is entered, and various important state parameters are set accordingly; and if the reading of the own FLASH important data fails, entering a whole satellite power-down and important data invalid mode to set various important state parameters.

The invention belongs to the technical field of oil conservator liquid level monitoring, and discloses a transformer oil conservator oil level digital online monitoring device which comprises an oil conservator and a control circuit, the top and the bottom of the oil conservator are fixedly communicated with a first pipeline and a second pipeline respectively, a dehumidifier is arranged at the top of the first pipeline, and the transformer oil conservator oil level digital online monitoring device further comprises a monitoring assembly arranged in the oil conservator; and the damping assembly is mounted on the monitoring assembly. According to the scheme, the floating block changes along with the change of the oil level in the oil conservator, and at the moment, the floating block drives the rotating shaft to rotate through the connecting rod, so that the contact position of the sliding sheet and the concave surface of the arc-shaped resistor changes; at the moment, the current passing through the arc-shaped resistor at the position of the sliding piece changes along with the change of the contact position of the sliding piece and the concave surface of the arc-shaped resistor, then the control circuit converts a current signal into the height of the liquid level in the oil conservator and transmits data to a monitoring terminal, and therefore the safety and accuracy of the device for monitoring the oil level of the oil conservator are improved.

The utility model discloses a gear blank fixing device, and belongs to the technical field of gear machining, the gear blank fixing device comprises a bottom plate, a motor is fixedly assembled on the top of the bottom plate, a first gear is fixedly assembled on a power output shaft of the motor, gear teeth of the first gear are meshed with a second gear, and a fixing disc is fixedly assembled on the inner wall of the second gear; the driving motor drives the first gear to rotate, and then the first gear drives the second gear and the fixing disc to rotate, so that the angle of the blank piece body can be adjusted, different positions of the blank piece body can be machined conveniently, workers and equipment do not need to move, and the machining efficiency is improved. And meanwhile, chippings accumulated at the top of the fixing disc during machining can be scraped away through the lapping strip, it is guaranteed that equipment for machining the blank pieces cannot make contact with the chippings, the use space is increased, the hexagonal pipe can be conveniently taken out from the outer side of the hexagonal rod, and then the lapping strip can be conveniently taken down to be cleaned.

The utility model relates to the field of unmanned aerial vehicle connecting devices, and discloses an unmanned aerial vehicle modularized quick connecting device which comprises an unmanned aerial vehicle body, a plurality of vehicle arm clamping grooves are formed in the upper portion of the periphery of the unmanned aerial vehicle body, a circular truncated cone is fixedly arranged at the upper end of the unmanned aerial vehicle body, and a top cover is arranged on the periphery of the circular truncated cone in a threaded and sleeved mode. The multiple vehicle arm clamping grooves are each provided with a vehicle arm module in a clamped mode, and the outer ends of the multiple vehicle arm modules are each fixedly provided with a bearing block. According to the utility model, the modules of the device are arranged in a clamping manner, bolts are not needed for fixation, rapid connection is realized, the stability is good, the modules are communicated through wires, and the sizes of the clamping joints of current transmission, the propeller module and the load module can be ensured to be unchanged while rapid connection is realized; and equipment of different specifications and types is modularly designed, and rapid and stable connection is performed, so that the application scene of the unmanned aerial vehicle is expanded.

The utility model discloses a water pumping device for an underground coal mine, which belongs to the field of coal mining, solves the problem that the existing water pumping device for the underground coal mine is easy to switch frequently due to water level fluctuation, and comprises a main body pump, a suction pipe, a base and a lifting plate, according to the utility model, through the arrangement of the floating mechanism and the communication mechanism, the internal circuit of the equipment can be stably communicated, and the touch switches are connected in parallel, so that the operation is convenient, the operation is convenient, and the working efficiency is improved. And the equipment is still in a running state after one group of touch switches is started, so that when the water level fluctuates, even if the lifting plate slides up and down, stable connection of a circuit and running of the equipment can still be realized, a sensor does not need to be additionally arranged on the inner wall of a roadway, the equipment is more convenient to use, and the overall working quality is improved.

The invention discloses a frameless car door top sealing system, belongs to the technical field of car doors, and solves the problem that leakage occurs at the joint of a glass guide groove and an environment part which is actually a car door window frame or a car body sheet metal part after the structure is damaged through rivet connection. The frameless vehicle door top sealing system comprises a glass guide groove, the glass guide groove comprises a sealing part and a connecting part, an included angle is formed between the sealing part and the connecting part, the included angle is larger than or equal to 90 degrees and smaller than 180 degrees, and the connecting part can be used for being fixedly connected with a vehicle sheet metal part. The frameless car door moving glass makes contact with the sealing cover when ascending, elastic deformation is achieved, gaps are reduced, the sealing effect is enhanced, the outer sealing lip provides a second defense line, rainwater is prevented from entering the sealing cover, the outer sealing lip protects the glass guide groove, water resistance is enhanced, the glass guide groove is fixed through the connecting rail bar and other structures, rivet damage is avoided, and water leakage is reduced.

The utility model discloses a modularized combined high-low voltage switch cabinet, which comprises a switch cabinet main body, a wire outlet is arranged on the bottom surface of the switch cabinet main body, at least two wire inlets are arranged on the back surface of the switch cabinet main body, and the bottom of the switch cabinet main body is fixedly connected with a support plate. The surface of the supporting plate and the surface of the switch cabinet body are provided with a set of switch cabinet fixing through holes, the switch cabinet fixing through holes are connected through bolts and fixing plates, and the back face of the switch cabinet body is connected with a cable passing plate through cable passing plate fixing holes and bolts. According to the utility model, the switch cabinet fixing through holes among different cabinets are connected through the bolts and the fixing plates, so that the connection among the cabinets is more stable, the heat dissipation effect of the switch cabinet body is improved, the extrusion of cables is avoided, and the overall stability and use effect of the cabinets are improved.

The invention relates to the technical field of intracranial probes, and discloses an intracranial probe with a built-in miniature pressure and temperature sensor and a packaging technology.The intracranial probe comprises a metal sleeve, a semi-circular ball head, a plastic sleeve, a carrier plate, a pressure sensor chip, a sealing tape, a breather pipe and a temperature sensor chip, one end of the metal sleeve is fixedly connected with the semi-circular ball head, and the other end of the metal sleeve is fixedly connected with the plastic sleeve; the other end of the metal sleeve is fixedly connected with the plastic sleeve; a notch, a first through groove and a second through groove are sequentially formed in the carrier plate in the X direction, the notch is communicated with the first through groove, and protruding blocks are symmetrically arranged at the end, close to the second through groove, of the carrier plate in the Y direction; according to the intracranial probe with the built-in miniature pressure and temperature sensor and the packaging technology, the problems that the placing position of a pressure sensor chip of an existing intracranial probe is affected by a wire and deviates, and stress measurement data generated by rebounding of the wire and the like are inaccurate are solved.

The invention discloses a door lock cooperative voice transmission method and system, and the method comprises the steps: triggering a voice call connection process according to a voice call connection between a Bluetooth tag device carried by a mobile user and an initial door lock; according to a user face image captured by a door lock along the way through a camera and a Bluetooth label signal, the advancing direction of a user is recognized, and the door lock in the advancing direction is informed to enter a continuous preparation state through multicast communication; according to connection requests of a plurality of opposite users received by a middle door lock, when a path conflict is detected, re-planning a connection path of at least one user; and according to the coordination result, switching the connection path of the coordinated user to the door lock of the opposite door or the jumping door lock, and completing stable handover of the voice call when the user arrives at a new connection door lock. By utilizing the embodiment of the invention, seamless and stable connection of voice communication among a plurality of door locks can be realized, path conflicts are avoided, and the communication continuity and experience of a user in a mobile scene are improved.

The utility model discloses a battery module integrated busbar, which belongs to the technical field of battery module energy storage and comprises a substrate, a clamping groove is arranged in the middle of the substrate, mounting grooves are arranged on two sides of the clamping groove, the mounting grooves on the two sides are arranged in a staggered manner, the bottom of each mounting groove is communicated with a battery cell in a battery module, and aluminum bars are inserted in the mounting grooves. Through holes are formed in the two ends of the aluminum row, two adjacent battery cells on the battery module are connected through the through holes in the two ends, the aluminum row on one side is connected with a positive electrode output row, and the end, away from the positive electrode output row, of the aluminum row on the other side is connected with a negative electrode output row; the FPC board is installed in the clamping groove, two sides of the FPC board are provided with a voltage acquisition terminal and a temperature acquisition terminal, the voltage acquisition terminal and the temperature acquisition terminal are respectively connected with the FPC board, and the end of the FPC board is provided with an interface. According to the utility model, the aluminum bar is connected with the voltage acquisition terminal and the temperature acquisition terminal, so that the voltage and the temperature inside the battery module can be monitored in real time if the inside of the battery module fails.

The invention relates to a high-speed multi-pole non-salient pole synchronous motor cross-pole connection structure, which is characterized in that a rotor coil (2) and a rotor outgoing line (3) are arranged on a rotating shaft (1), a lead groove (14) and a lead screw through hole (13) with threads are processed on the rotating shaft, and the rotor outgoing line (4) is connected from the rotor coil (2) and the opposite rotor coil (3); and the lead screw is connected with an insulated rear lead screw (7) mounted in the lead screw through hole (13) through the lead groove (14). According to the invention, the symmetry and structural strength of the motor are effectively improved, the motor can be normally applied under the condition of extremely high rotating speed, vibration caused by asymmetry of a motor cross-pole connecting structure under the condition of high rotating speed can be effectively solved, and the service life of the motor is prolonged. Problems, such as poor contact and complex assembly, existing in a traditional connection mode can be effectively solved, and the performance and reliability of the motor are improved.

The utility model relates to the related technical field of catalytic converters, in particular to an automobile exhaust catalytic converter shell convenient to disassemble and assemble, which comprises a first shell and a second shell, the first shell corresponds to the second shell in position, an annular block is fixedly connected to the outer side wall of the first shell, and a rotating assembly is arranged on the annular block. A plurality of plane grooves are formed in the outer side wall of the end, close to the second shell, of the annular block, hollow shafts are rotationally connected to the plane grooves, and gears are fixedly connected to one ends of the hollow shafts. The gear is rotated through the rotating assembly, then the clamping block and the fixing groove are fixedly clamped through the lifting threaded pin structure, then the rotating assembly is fixed through the second threaded rod, the first shell and the second shell are fixed in an attached mode, and when the first shell and the second shell are detached, the first shell and the second shell can be detached conveniently. When the first shell and the second shell are connected, only the rotating assembly needs to be rotated in the opposite direction, and in the process, the connection mode between the first shell and the second shell is more stable through the connection mode of the clamping blocks and the fixing grooves.

The utility model discloses an exhaust passage floor connected building structure, a prefabricated part comprises a lower bearing platform, an upper bearing seat is vertically arranged on the lower bearing platform, the cross section outline of the lower bearing platform is larger than that of the upper bearing seat, and the lower bearing platform and the interior of the upper bearing seat jointly form a vertical air passage. The building structure comprises an upper-layer exhaust passage and a lower-layer exhaust passage and further comprises the prefabricated part, the upper-layer exhaust passage is connected with the upper bearing seat, an inner air passage of the upper-layer exhaust passage is opposite and communicated with the air passage, the lower-layer exhaust passage is connected with the lower bearing platform, and an inner air passage of the lower-layer exhaust passage is opposite and communicated with the air passage. The connecting joint has the advantages that the connecting joint of the floor slab and the exhaust passage is prefabricated, the floor slab and the exhaust passage are of an integrated structure, and the leakage problem of a traditional connecting joint is fundamentally solved; the upper and lower layers of exhaust passages are in transition communication, ventilation of the lower and upper air passages is completed, stable connection can be guaranteed, and the overall strength of the formed air passages is reliable.

The steering, branching and merging device of the automatic road transport vehicle belongs to the field of urban internal traffic technology and is composed of a deceleration mechanism, a steering mechanism and an acceleration mechanism. The deceleration mechanism is connected in parallel with the conveying section of the automatic road transport vehicle, and the acceleration mechanism is connected in parallel with the conveying section that needs to be turned, branched or merged. The turntable of the steering mechanism is attached to the tail and head ends of the deceleration and acceleration mechanism, and rotates at a slower speed similar to the tail and head ends of the deceleration and acceleration mechanism under the drive of the driving mechanism below. The convex handrail is a circular ring coaxial with the turntable, fixed on the turntable with a thin waist cylinder, and the concave handrail is in the shape of an arc surface. The handrail belt is shaped by a guide wheel installed on the arc surface mounting plate and is driven by the turntable through a friction wheel. The road vehicle replaces the current public buses and most private transportation in the city, ensuring that citizens can travel conveniently, quickly, greenly and economically.

The present invention discloses a heat exchanger air tightness rapid detection and automatic hoisting integrated equipment, which relates to the field of heat exchanger air tightness detection technology, specifically a base plate, an inflation mechanism, a clamping mechanism, a fixing mechanism and a lifting mechanism, wherein the interior of the base plate is equidistantly penetrated with slide grooves, the outer sides of the connecting hinges are connected with rotating plates, the inflation mechanism is slidably installed above the rotating plate through a placement groove, the clamping mechanism is arranged between two adjacent inflation mechanisms, both sides below the base plate are slidably installed with slide plates, the fixing mechanism is arranged above the slide plate, and the lifting mechanism is assembled with the slide plate through lifting ears. The heat exchanger air tightness rapid detection and automatic hoisting integrated equipment can be used in conjunction with an automatic lifting truss, and there is no need to manually carry the heat exchanger. The heat exchanger is placed stably and can also be put into water stably. The heat exchanger inflation connection is quick and convenient, the inflation operation is simple and convenient, and the air tightness detection effect is good and very accurate.

The utility model discloses a novel structure double-end screwdriver bit, which relates to the technical field of screwdriver bits and comprises a screwdriver bit main body, mounting columns are fixedly mounted at two ends of the screwdriver bit main body, replacement components are arranged in the mounting columns, and operating heads are mounted on the mounting columns through the replacement components. The replacement assembly comprises a cylindrical groove formed in the surface of the mounting column, an annular groove is formed in the inner side wall of the cylindrical groove, a vertical sliding groove is formed in the side surface of the annular groove, and L-shaped clamping rods are fixedly mounted on the surfaces of the two sides of the operation head correspondingly. And then rotating is conducted, a sliding ring is limited through a limiting column, so that the operating head is rapidly and stably clamped and mounted in a mounting column, replacement and mounting operation can be rapidly conducted when the operating head needs to be replaced, the whole double-end screwdriver continues to be used, and the use efficiency of the device is improved.

The utility model discloses a kind of tapping hole sliding plate inlay plate pressing device, including pressing table, slag baffle sliding plate and inlay plate, the top of pressing table is fixedly installed with side plate by support foot, the top of side plate is fixedly installed with hydraulic telescopic pump by top plate, the bottom of hydraulic telescopic pump is fixedly installed with pressing plate, the top of pressing table is provided with slag baffle sliding plate, the top of slag baffle sliding plate is provided with inlay plate, lower pressure assembly for carrying out around knocking to inlay plate is provided on side plate, it is related to tapping hole sliding plate relevant field, rotation movement is carried out by driving motor under L type motor plate to drive driving gear, driving gear engages synchronous rotation movement on the rotation gear of annular sliding slot, rotation gear drives push column to carry out around movement in the four around movable hole, the top four around inlay plate is rotated interval by push column and pressed down, so that inlay plate can be evenly stressed and enter into slag baffle sliding plate, improve the quality of slag baffle sliding plate.

The invention relates to the technical field of robot control, and provides a multi-stage compliance control and track deviation correction system and method for a grinding robot. The multi-stage compliant control and track deviation correction system of the grinding robot comprises an AGV chassis, a Z-axis servo module, a force control grinding head, a laser detection unit, a six-dimensional force sensor and a main controller. According to the multi-stage compliant control and track deviation correction system for the grinding robot, zero-missing grinding and zero-overlapping precise splicing of adjacent grinding paths can be achieved through a macro track deviation correction algorithm based on a virtual guide rail, and response lag of a force control system is eliminated through front laser feedforward pre-judgment control; the problems that in the weak texture environment, track drifting occurs, the adaptability of the complex curved surface is poor, and force control response is not timely are solved, and the purposes of high-precision track deviation correction and compliant force control of large-area complex curved surface grinding are achieved. In addition, the invention further provides a method applied to the multi-stage compliance control and track deviation correction system of the grinding robot.

The utility model discloses a gear shifting manipulator and a vehicle with the gear shifting manipulator. The gear shifting manipulator comprises a gear shifting rocker arm and a gear shifting rocker arm, the gear shifting rocker arm is mounted on the manipulator base; a through hole is formed in the radial center of the hollow bolt, external threads are constructed on the peripheral surface of the hollow bolt, and the hollow bolt is arranged on the manipulator base in a penetrating mode; the inner circumferential surface of the nut is provided with an internal thread so as to be in threaded connection with the hollow bolt; the through holes are suitable for penetrating through fasteners so that the manipulator base can be installed on a cab floor. The gear shifting manipulator has the advantages that the assembling efficiency is improved, the falling risk is small, the service life is long, and the like.

The present invention belongs to the technical field of mechanical connection, and relates to a new type of hanging connector for detecting the pulling force of a control rod assembly, including a locking rod and a locking claw; one end of the locking rod is provided with a first conical surface; the other end is provided with an external thread; the locking claw is sleeved on the locking rod; one end of the locking claw is provided with a plurality of circumferentially distributed elastic claws, and the elastic claw is arranged in the inner hole of the control rod assembly; the inner side of the elastic claw contacts the first conical surface; the locking rod is also provided with a locking nut, the locking nut cooperates with the external thread, and the locking nut is arranged on one side of the locking claw; the locking rod is driven to move in the locking claw by rotating the locking nut, and the elastic claw is driven to open or contract through the first conical surface, so that the elastic claw contacts or separates from the inner hole wall of the control arm assembly. The connector in the present invention adopts a self-centering conical elastic self-locking to avoid the swing and torsion of the control rod assembly, and the overall structure is exquisite and simple, low cost, safe and reliable.

The application provides a component transfer auxiliary equipment and method, which comprises a carrier, a base frame, a transfer mechanism and an unlocking mechanism. The carrier comprises a shell and at least two locking assemblies, the shell is provided with a containing cavity, an unlocking channel and a moving cavity, the moving block of the locking assembly can be clamped with a component, and an elastic member provides elastic clamping force; the base frame is arranged on one side of an external transmission streamline to provide support for each mechanism; the transfer mechanism drives the carrier and the component to move through a sliding frame and a clamping assembly; the receiving assembly of the unlocking mechanism receives the carrier, the unlocking assembly drives the moving block to slide through an unlocking arm, and the clamping on the component is released. The equipment has reasonable structure and convenient operation, and each mechanism has good cooperation, so that the automation degree and precision of transfer can be improved, the manual strength can be reduced, the transfer yield can be improved, the equipment is suitable for components of various specifications, and has wide popularization prospect.

The utility model discloses a seamless connection type column-wrapped aluminum veneer, which belongs to the field of aluminum veneers and comprises a column-wrapped aluminum veneer body, the column-wrapped aluminum veneer body is provided with a first aluminum veneer and a second aluminum veneer, the right end of the first aluminum veneer is symmetrically provided with a first wedge-shaped strip, the seamless connection type column-wrapped aluminum veneer is provided with a wedge-shaped strip and a wedge-shaped groove, according to the column-wrapped aluminum veneer body, connection and fixation are conducted in the mode that the two wedge-shaped strips and the wedge-shaped grooves are connected in a clamped mode, the effect of reducing gaps in the connecting position is achieved, and the effects of conveniently connecting the two arc-shaped aluminum veneers to wrap and decorate a cylinder and increasing the installation speed are achieved; according to the column wrapping aluminum veneer, the strength and quality of the aluminum veneer body are enhanced while the toughness and the bending performance of the column wrapping aluminum veneer body are not affected, so that the aluminum veneer body is not prone to being sunken due to collision during use, and the column wrapping aluminum veneer has the effects of ensuring the attractiveness and prolonging the service life.

The utility model discloses a broken bridge type aluminum alloy door and window which comprises a window body, the window body is connected to external equipment in a matched mode, a fixing mechanism is arranged on the window body, the fixing mechanism comprises a limiting strip, a fixing sleeve, an outer sleeve, an extending plate, a pressing rod, glass, an unlocking mechanism, a limiting sleeve and a positioning mechanism, and the glass is installed on the window body. The limiting strip is connected to the window body in a sliding mode and presses the glass, the window body is provided with a threaded hole, the fixing sleeve is connected into the threaded hole in a threaded mode, the extending-out plate is installed on the outer sleeve, the glass can be effectively fixed to the window body through the fixing mechanism, and the position of the glass is controlled through the limiting strip. The fixing sleeve and the outer sleeve are matched to stably fix the glass, the design of the extending plate and the pressing rod provides uniform pressure to the glass, and the design not only improves the fixing efficiency, but also ensures the stability and safety of the glass in the door and window.

The utility model discloses a medical oncology catheter fixator in the technical field of fixators, which comprises a bottom plate and a catheter fixing barrel, a plurality of fitting plates are integrally formed at the edge of the bottom plate, and a spherical block is welded at the upper end of the bottom plate. Rotation limiting installation of the clamping ball body is conducted through the spherical block at the upper end of the bottom plate, the pipe containing groove formed in one side of the spherical block and one side of the clamping ball body facilitates placement of a guide pipe, the upper end of the clamping ball body is connected with the pipe fixing barrel, the pipe fixing barrel and the movably-connected pipe clamping barrel form a circular barrel shape, and the pipe clamping barrel is connected with the clamping block in a matched and clamped mode through the clamping jaw. The pipe fixing barrel and the pipe clamping barrel can rotate in multiple directions in the spherical block through the ball clamping body, the device is suitable for deflection of the guide pipe placement direction at multiple angles, one side of the spherical block is eccentrically connected with the eccentric wheel through the mounting groove, the ball clamping body is stably clamped, and therefore the device can stably fix the guide pipe, and the guide pipe is prevented from shaking and deflecting; the fixing operation is convenient.

This utility model provides a novel universal power adapter, relating to the field of power adapter technology. It includes a housing assembly comprising an outer shell, an interface end cover, and a socket bottom cover. The socket bottom cover also includes an adapter circuit board mechanism disposed between the outer shell and the inner shell. A heat dissipation assembly comprises a heat dissipation sleeve embedded within the outer shell. A threaded heat-conducting plate is embedded in the heat dissipation sleeve. The threaded heat-conducting plate has a threaded structure, and the heat dissipation sleeve has annularly distributed heat dissipation holes. Heat generated during device operation is transferred to the outer shell and then conducted to the heat dissipation sleeve embedded therein. The threaded structure of the threaded heat-conducting plate increases the contact area with heat, efficiently absorbing heat and rapidly conducting it along the threaded path. The annularly distributed heat dissipation holes on the heat dissipation sleeve allow air to circulate inside and outside the sleeve. Hot air is discharged from the heat dissipation holes, and cool air is introduced, achieving continuous heat dissipation and maintaining a stable internal temperature of the device.