102results about How to "Realize docking" patented technology

The invention provides a semiconductor equipment data acquisition method and a semiconductor equipment data acquisition system supporting standardized communication transformation, which are used for realizing data acquisition and process control on different types of semiconductor equipment, formulating corresponding communication rules for equipment conforming to a communication standard, and converting an equipment communication protocol by a cluster system so as to match a standard interface. For equipment which does not completely meet the standard but can realize communication through programming, the trunking system directly acquires required data and converts the required data to meet the standard interface specification. For equipment without communication capability, data is acquired through an equipment interface by adopting an image recognition technology, data input and function operation are realized through simulating keyboard and mouse operation, and finally, protocol conversion from data to a standard interface is completed by a cluster equipment control system. And the equipment data is converted into a message data packet conforming to a standard semiconductor equipment communication interface, so that docking with a semiconductor equipment data analysis and process control system is realized, and the production efficiency and quality of the semiconductor equipment are improved.

The present disclosure relates to the field of transportation technology, and in particular to an unmanned tractor. The unmanned tractor is used to tow a trailer, and includes a tractor body and a traction device. The traction device includes a lifting mechanism and a traction mechanism arranged on the lifting mechanism. The traction mechanism includes a slider slidably connected to the lifting mechanism, an electromagnetic lock fixedly connected to the slider, a traction ring fixedly connected to the electromagnetic lock, and a traction buckle installed on the traction ring; the electromagnetic lock has a retractable lock tongue, which is used to limit the free end of the traction buckle when the lock tongue is extended to limit the downward rotation of the traction buckle; the traction ring has an inner area for the trailer ring to pass through, the trailer ring can push the traction buckle upward, and the free end of the traction buckle is sleeved on the traction buckle. The unmanned tractor disclosed in the present disclosure can realize the automatic traction function of the unmanned tractor on the trailer without modifying the existing trailer, and the unmanned tractor is suitable for docking with mops in different states.

The utility model discloses an anti-wet flashover high-voltage post porcelain insulator, which relates to the technical field of post porcelain insulators, and comprises a core column, a metal cap is arranged at the bottom of the core column, the metal cap is sleeved on the core column, an adhesive is filled between the metal cap and the core column, a circular ring is clamped in the metal cap, and the circular ring is sleeved on the core column. The circular ring surrounds the outer side of the core column, a limiting assembly is arranged between the circular ring and the core column, the limiting assembly comprises an elastic piece and a clamping groove, the clamping groove is formed in the outer wall of the core column, the elastic piece is fixedly connected to the inner ring of the circular ring, and the elastic piece abuts against the bottom of the clamping groove. According to the wet-flashover-proof high-voltage pillar porcelain insulator, the circular ring, the elastic sheet, the clamping groove and other structures are arranged, when the elastic sheet corresponds to the clamping groove, the elastic sheet is reset due to elastic force and abuts against the bottom of the clamping groove, butt joint of the metal cap and the core column is achieved, and the connection strength between the metal cap and the core column is improved.

The invention provides an adjustable transformer outgoing line structure in butt joint with an SF6 totally-enclosed composite apparatus, which comprises a flange, an ascending flanged base and a voltage-sharing ball, the ascending flanged base is installed on the top of an oil tank of the transformer. The flange is arranged on an oil-SF6 sleeve of the transformer in a sleeving mode and connected with one end of the ascending flanged base, and the voltage-sharing ball is installed in the oil-SF6 sleeve and connected with a lead of the transformer; the other end of the ascending flanged base is connected with an oil tank of the transformer. By adopting an adjustable wire outlet structure, fine adjustment can be carried out on site according to actual installation conditions, and accurate butt joint between the oil-SF6 sleeve and the SF6 totally-enclosed composite apparatus and the transformer is ensured.

The utility model relates to an assembly type PC component which comprises at least two transverse plates and side plates. The at least two transverse plates are attached to each other, and the side plates are attached to the opposite sides of the two transverse plates. T-shaped grooves are formed in the left sides and the right sides of the transverse plates and the left sides of the side plates, every two adjacent T-shaped grooves are combined to form a through hole, and connecting pieces are inserted into the through holes and used for connecting every two adjacent transverse plates or connecting the transverse plates and the side plates. According to the assembly type PC component, the positioning rods are inserted into the positioning holes in the adjacent transverse plates, at the moment, the two T-shaped grooves communicate with each other, connecting pieces can be inserted into the through holes to complete butt joint of the two transverse plates, the two adjacent transverse plates are in butt joint, and the T-shaped grooves in the two adjacent transverse plates are attached to each other; and meanwhile, it is ensured that the front sides and the rear sides of the two transverse plates are located on the same transverse line, and then a connecting piece is inserted into the two T-shaped grooves, so that the two transverse plates are connected.

The invention discloses an electric diaphragm pump capable of building pressure. The electric diaphragm pump comprises a pump body, a pump cavity, an eccentric wheel, a diaphragm piece, a one-way ball valve, a left heat preservation shell, a right heat preservation shell, a butt joint assembly, a main channel, a heat preservation inner cavity and an inner assembling assembly. The heat preservation shell has the following advantages and effects that the heat preservation shell is formed by assembling the left heat preservation shell and the right heat preservation shell after being in butt joint, the heat preservation shell is different from a complex whole shell structure, and assembling can be rapidly completed only by aligning and fixing the two half shells in the assembling process; through the arrangement of the butt joint assembly, butt joint of the left heat preservation shell and the right heat preservation shell can be achieved, and mutual communication of the two main channels and the two heat preservation inner cavities can also be achieved; and through the arrangement of the inner assembling assembly, the left heat preservation shell and the right heat preservation shell can be butted and automatically assembled, so that the assembling efficiency and convenience are improved.

The utility model discloses a floating body interconnection and anchoring device, and belongs to the photovoltaic technical field, the floating body interconnection and anchoring device comprises a plurality of basic floating bodies, the periphery of each basic floating body is provided with an adjusting assembly used for splicing the plurality of basic floating bodies, the adjusting assembly comprises a first splicing part and a second splicing part, the first splicing part and the second splicing part are matched and combined, and the first splicing part and the second splicing part are matched and combined. The plurality of foundation floating bodies are fixed; a clamping assembly is elastically installed on a wall plate of the floating plate, and the floating plate is detachably installed on the side wall of the foundation floating body on the outermost side through the clamping assembly; according to the floating plate, the first assembling pieces and the second assembling pieces are matched and combined, so that the multiple basic floating bodies are adsorbed and fixed, meanwhile, the floating bodies located on the periphery are connected in an inserted mode through the clamping assemblies, and therefore butt joint of the floating plate is achieved, and the size of a floating body matrix can be adjusted according to the installed capacity of water surface photovoltaic design; and the overall practicability of the device is effectively improved.

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 belongs to the automobile safety technical field provides a kind of anti-static grounding structure, including elastic conducting part, the quantity of elastic conducting part is multiple and is spiral, the bottom of elastic conducting part is equipped with ground plate, the top of elastic conducting part is equipped with the mounting base plate of fixed connection, the top of mounting base plate is symmetrically equipped with clamping plate, and the cooperation chamber is formed between two clamping plates, and limiting slot is equipped on the opposite surface of two clamping plates;It also includes quick-mounting pedestal installed on vehicle body, the bottom of quick-mounting pedestal is symmetrically equipped with metal plug, the metal plug and the limiting slot are mutually matched, and quick positioning assembly is equipped between quick-mounting pedestal and vehicle body;The utility model can effectively reduce abrasion by the self-adapting conductive structure, ensure that vehicle is continuously efficient in various road conditions Release static electricity.

The utility model belongs to the technical field of glass fiber reinforced plastic pipelines, and discloses a tapered joint glass fiber reinforced plastic pipeline, which comprises a first pipeline and a second pipeline, a butt joint assembly is connected between the first pipeline and the second pipeline, the butt joint assembly comprises an annular plate, the annular plate is connected to the bottom end of the first pipeline, and the annular plate is connected to the bottom end of the second pipeline. The butt joint assembly structure is arranged, the opposite ends of the first pipeline and the second pipeline are aligned, then the threaded pipe makes contact with the threaded cylinder, the pipelines are rotated, the threaded pipe and the threaded cylinder are in threaded connection, and therefore the conical connector enters the conical connector, and the conical connector is connected with the second pipeline. Butt joint of the first pipeline and the second pipeline is achieved, the sealing performance of the pipeline is improved by arranging the conical connector and the conical connector, meanwhile, rigid connection between the first pipeline and the second pipeline is achieved, separation between the first pipeline and the second pipeline is prevented, and normal use of the glass fiber reinforced plastic pipeline is facilitated.

The utility model provides a water inlet heat pipe assembly, and belongs to the technical field of automobile pipe fittings. The water inlet heat pipe assembly comprises a main body and a connecting mechanism, the main body comprises a pipe body, a first mounting piece and a second mounting piece are welded to the outer portion of the pipe body, the connecting mechanism comprises a pair of first connecting bases, the pair of first connecting bases are fixedly arranged at the two ends of the pipe body respectively, and connecting grooves are formed in the pair of first connecting bases; a connecting head is movably inserted into the connecting groove, a second connecting base is installed at one end of the connecting head, first mounting bases are installed on the two sides of the exterior of the first connecting base, second mounting bases are installed on the two sides of the exterior of the second connecting base, and a pair of inserting grooves are formed in the sides, close to the second mounting bases, of the first mounting bases; a pair of insertion blocks is installed on the side, close to the first installation base, of the second installation base, the insertion blocks are connected with the insertion grooves in an inserted mode, and limiting grooves are formed in the ends, away from the second installation base, of the insertion blocks.

The invention belongs to the technical field of display production, and particularly relates to intelligent packaging equipment for display production, which comprises a display conveying belt, a magnetic attraction limiting device, a negative pressure butt joint mechanism, a cover plate conveying device, a cover plate carrying device and a magnetic attraction connecting and guiding device. By means of the magnetic attraction limiting device, a displayer on the display conveying belt can be conveniently and rapidly fixed, meanwhile, the magnetic attraction connecting and guiding device is matched, the displayer is pulled to the position under the negative pressure butt joint mechanism, and butt joint of a top foam plate and a lower foam plate is facilitated; the pressure ball is extruded by extruding the push plate, so that negative pressure is formed in the pressure ball, the lower foam plate can be quickly adsorbed, traction is facilitated, and meanwhile, the lower foam plate can be quickly released; the resistance liquid conveying pipe is arranged, glue in the resistance liquid conveying pipe is sucked into the position between the vertical groove of the top foam plate and the lower foam plate through negative pressure, the top foam plate and the lower foam plate are bonded, and rapid fixing of the displayer is achieved.

The invention relates to an integration process single sign-on method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring a single sign-on request initiated by an integration party according to account information; verifying the single sign-on request, and judging the state of a single sign-on account of the integration party user after the single sign-on request passes the verification; when it is judged that the single sign-on account of the integration party user is in the target state, a single sign-on address is obtained according to the account information; and after the single sign-on address is obtained, single sign-on of the integration party user in the integration process is completed. By adopting the method, the login system of the integration party can be effectively compatible with the login system between the existing SaaS applications in the cloud platform, so that the integration and butt joint between the existing SaaS applications and the integration party are realized, a user of the integration party does not need to frequently switch and log in among different systems, and the user experience is improved.

The utility model discloses a quick-plug wiring coupler which comprises a coupler outer shell of a square hollow structure, a front end cover is fixedly installed on the front side of the coupler outer shell through screws, and installation blocks used for bolt fixing are symmetrically installed on the upper side and the lower side of the coupler outer shell. The outer surface of the coupler outer shell is provided with three first butt joints, the first butt joints and the second butt joints are in butt joint with each other, and the first butt joints are internally provided with quick release mechanisms convenient for workers to operate. According to the quick-plug wiring coupler, a novel structural design is adopted, a quick-release mechanism is arranged, when the butt joints are detached, the first butt joint is firstly pressed downwards, so that the first butt joint and the second butt joint are matched to extrude the extrusion air bag, at the moment, the side face part of the extrusion air bag expands and extends, and the fixing buckle is extruded; therefore, the fixing buckle is separated from the containing groove, and quick release operation is achieved.

The invention discloses a foundation pit safety supporting structure for house building construction, and relates to the technical field of foundation pit supporting structures, the foundation pit safety supporting structure comprises a house foundation pit, two supporting mechanisms are arranged on the house foundation pit, and the supporting mechanisms are used for protecting the foundation pit of a house building. According to the device, the supporting mechanisms are arranged, the multiple fixing columns are driven into the land for positioning, then the supporting mechanisms are placed between every two fixing columns, the multiple supporting mechanisms are connected in an end-to-end mode, through the arrangement of the driving unit, a rotating plate is attached to the interior of a foundation pit, then the multiple inserting rods are inserted into the soil, and through the arrangement of the butt joint unit, the foundation pit can be supported. The supporting mechanisms are in butt joint and are connected into a whole, the independent end-to-end connected supporting mechanisms are installed on the edge of the top of the foundation pit to protect the periphery of the foundation pit, the protection effect on the edge of the foundation pit is enhanced, and soil on the edge of the top of the house foundation pit cannot collapse.

The utility model discloses a solid state disk capable of being quickly assembled, which relates to the technical field of hard disks and comprises a lower shell and a corresponding upper cover, the lower shell is provided with an assembly groove and is provided with a PCB (printed circuit board) through the assembly groove, and a positioning structure and a fixing structure are formed between the lower shell and the upper cover in a matching manner; the positioning structure comprises an L-shaped sliding groove formed along the side portion of the lower shell and an L-shaped positioning edge extending along the lower end of the upper cover, and the positioning edge is matched with the sliding groove in a sliding and limiting mode. The fixing structure comprises a first fixing structure set, the first fixing structure set comprises a clamping groove formed along the side portion of the lower shell and a clamping block extending along the side portion of the positioning edge, the clamping block is in elastic clamping fit with the clamping groove, and the clamping groove is communicated with the sliding groove and located at the notch position of the sliding groove. Quick assembly of the solid state disk shell can be achieved without tools, and the method is simple and practical.

The invention belongs to the technical field of anchor rod supporting. In order to solve the problems that an existing anchor rod bin is large in occupied space and cannot achieve automatic anchor rod installation, the swing type anchor rod bin comprises a fixing base assembly, a rack, a limiting device and a pushing device, a swing oil cylinder is arranged in the fixing base assembly and can push the rack to swing, and the limiting device is arranged on the rack; the anchor rod is installed in the pushing device, the pushing device is suitable for sliding along the rack and driving the anchor rod to a designated position, the limiting device comprises an upper limiting assembly, a lower limiting assembly and a limiting assembly, the upper limiting assembly prevents the anchor rod from being ejected out when the anchor rod and the drilling machine body are not in butt joint well, and a movable baffle is arranged so that the anchor rod can be ejected out to achieve butt joint; the lower limiting assembly prevents the anchor rod from falling, the swing baffle is arranged, automatic installation of the anchor rod can be achieved, the anchor rod is mechanically limited through the limiting assembly, and the anchor rod bin is compact in structure, small in occupied space and capable of achieving automatic installation of the anchor rod.

The utility model discloses a batch automatic calibration device for pressure gauges, which relates to the technical field of pressure gauge calibration and comprises a workbench, a clamping mechanism is arranged in a driving box, a plurality of placing assemblies are linearly arranged on one side of the driving box, and a transmission mechanism is arranged in the center of the upper surface of the workbench. A connecting plate and a connecting column are driven by a pushing piece to move in a connecting rod along a guide column, then an annular top block is pushed to abut against a clamping block, the annular top block slides on the guide column, then the clamping block is pushed to achieve clamping action in an arc-shaped hole, stable clamping of a pressure gauge is achieved, and then a plurality of placing assemblies are linearly arranged on one side of a driving box, so that the pressure gauge is placed in the arc-shaped hole. A plurality of pressure gauges placed in the placing assembly are started by a servo motor in the transmission mechanism, so that the driving box and the verification box can relatively slide on the slide rail, the butt joint of the water inlet and the connecting hole is realized, the simultaneous verification of the plurality of pressure gauges is realized, and the verification efficiency is greatly improved.

The utility model belongs to the technical field of instrument calibration devices, and particularly relates to a torque tester calibration device which comprises a base, the top of the base is fixedly connected with a first fixing support, a second fixing support and a third fixing support, the surface of the first fixing support is provided with a clamping assembly, the clamping assembly comprises a clamping seat and a servo motor, and the clamping seat is connected with the servo motor. A clamping groove is formed in the surface of the clamping seat; the torque tester to be tested is placed in the clamping groove, the square tenon connecting rod is pulled outwards to enable the square tenon joint to be inserted into the interface of the torque tester, the first electric push rod is operated in sequence to enable the clamping plate to abut against the side wall of the torque tester, and then the torque tester is horizontally fixed. The fixing of the torque tester and the butt joint of the interface and the square tenon joint are realized, and the device is suitable for testing of different types of torque testers.

The embodiment of the invention provides a cloud resource processing method, electronic equipment, a storage medium and a program product. The method comprises the steps of obtaining a namespace quota corresponding to a performance test process platform in a cloud platform in response to a first calling request sent by the performance test process platform when a performance test is started on a to-be-tested object, and improving a resource use upper limit of the namespace quota, providing cloud resources for the performance test process platform to perform performance test on the to-be-tested object; and in response to a second calling request sent by the performance test process platform when the performance test of the to-be-tested object is finished, reducing the namespace quota resource use upper limit, and recycling the cloud resources used for the performance test of the to-be-tested object. The method is used for improving the utilization rate of cloud resources.

The utility model relates to dust absorption device technical field discloses a dust collector with noise reduction structure, including the shell, the outside fixed connection of shell has the cleaning mechanism, the inside fixed connection of cleaning mechanism has the filter structure, the outside fixed connection of cleaning mechanism has the connecting mechanism, the filter structure includes the frame, the inside slide connection of frame has the filter plate, the outside fixed connection of filter plate has the connecting block no.

The utility model provides a pipeline quick connector which comprises a female head, a male head and a control assembly. The control assembly comprises a motor and a driving assembly, the motor is connected with the driving assembly, the driving assembly is connected with the male connector, and the motor drives the male connector and the female connector to be in butt joint or unlocked through the driving assembly. According to the pipeline quick connector, the motor and the driving assembly are arranged, the driving assembly drives the male connector and the female connector to be in butt joint or unlocked, automatic butt joint or unlocking of the male connector and the female connector can be achieved without manual operation, and fluid impact pressure borne by the male connector in the butt joint process can be reduced. The pipeline quick connector can be widely applied to the unmanned operation butt joint drainage process of harmful liquid or high-pressure liquid and the like.

The utility model discloses a coal unloading car braking high-pressure air pipe butt joint mechanical arm device which comprises a left mechanical arm set and a right mechanical arm set, and the left mechanical arm set and the right mechanical arm set each comprise a butt joint sliding mechanism, a mechanical arm installed on the butt joint sliding mechanism and a butt joint abutting-pressing mechanical arm installed at the end of the mechanical arm. The butt-joint abutting-pressing mechanical arm comprises an abutting-pressing mechanism and a claw hand mechanism, mechanical arms of the left mechanical arm set and the butt-joint sliding mechanism are perpendicularly installed, and mechanical arms of the right mechanical arm set and the butt-joint sliding mechanism are installed in parallel. And the right side mechanical arm set can achieve the butt joint and lowering functions of the braking high-pressure air pipe of the coal unloading vehicle, the high-pressure air pipe can be grabbed conveniently, and butt joint of the braking high-pressure air pipe of the coal unloading vehicle can be achieved mechanically and automatically.

The utility model provides a magic cube corner block core seat and corner block full-automatic assembling machine which comprises a machine frame, and a corner block petal rotating disc mechanism and a corner block core seat rotating disc mechanism are installed on the machine frame. A first angle block petal feeding mechanism, an angle block core seat feeding mechanism, a first piezomagnetic mechanism, a second piezomagnetic mechanism, a third piezomagnetic mechanism, a magnet detection mechanism, an angle block core seat transfer mechanism and a second angle block petal feeding mechanism are sequentially mounted on the rack in the rotating direction of the angle block petal turntable mechanism and the angle block core seat turntable mechanism; a third angle block petal feeding mechanism, a finished product pressing detection mechanism, a finished product discharging mechanism and a defective product discharging mechanism. The magic cube corner block core base and corner block full-automatic assembling machine is reasonable in design, high in automation degree, capable of achieving automatic feeding, piezomagnetism and detection of the corner block core bases and automatic feeding, pressing and discharging of corner block petals, high in assembling efficiency and good in quality.

This invention relates to a multi-head filling machine for lubricating oil, and pertains to the field of filling equipment technology. It includes a filling barrel system, a tail material suction system, a material injection lifting system, a frame, several cutting systems, several injection pipes, and a conveying system. Each injection pipe is located on the injection lifting system, and each cutting system is located on its corresponding injection pipe. Several cylinder bottom outlet pipes are provided on the lower side of the filling barrel system. The tail material suction system includes several locking rings, a floating device, a sealing plug, a suction piston, and a suction cylinder. The locking rings are installed inside the cylinder bottom outlet pipes, and the floating device is also located inside. The sealing plug is suspended at the bottom of the floating device. When the floating device floats, it lifts the sealing plug, thereby sealing the locking rings. The suction piston is installed at the bottom of the sealing plug. The filling barrel system is connected to an air pump. When the air pump pumps air into the filling barrel system, the cutting system opens, and the sealing plug disengages from the locking ring. When the injection pipe is cut, the sealing plug rises. The suction cylinder is connected to the bottom of the injection pipe, and the cylinder bottom outlet pipe is connected to the injection pipe, thus avoiding waste and contamination.

The utility model relates to the technical field of steel structure butt joint, and discloses a novel steel structure butt joint device which comprises a workbench body, a driving sliding groove is formed in the wall face of the top end of the workbench body, and two moving blocks are arranged in the driving sliding groove in a sliding mode. A driving mechanism used for moving the two moving blocks is arranged on the wall face of the front end of the workbench body and comprises a driving motor and a two-way threaded rod, concave frames are fixedly connected to the wall faces of the top ends of the two moving blocks correspondingly, and placing plates are fixedly connected to the wall faces of the top ends of the two concave frames correspondingly; a through opening is formed in the top end wall face of the containing plate in a penetrating mode, and a plurality of partition plates are fixedly installed on the top end wall face of the containing plate. According to the steel structure fixing device, the rotating disc is rotated, the rotating disc drives the lead screw to rotate, the multiple moving rods slide in the sliding grooves through cooperation with the moving sliding grooves, then the multiple clamping plates and the rubber pads are pushed to move till the multiple steel structures tightly abut against the right sides of the multiple partition plates, and therefore the multiple steel structures are fixed.

The present invention relates to a method and system for connecting a cloud platform with a bastion host user, which realizes the access of users between an existing cloud platform and a bastion host. By setting a user status manager, recording the usage status of cloud platform users in a user pool, and recording the number of cloud platform users whose usage status is unused in the user status manager through a user counter, the connection between the cloud platform and the bastion host user is reasonably and efficiently realized. It avoids multiple users using the same cloud platform user at the same time, and based on the restrictions of the cloud platform, it can still ensure that the use of each user does not affect each other, and the number of users opened by the cloud platform is reduced to the greatest extent.

The utility model discloses an eye cleaning and disinfecting device, which relates to the technical field of eye nursing and comprises a needle cylinder, a push rod is inserted in the needle cylinder, a needle head is connected to the inner wall of the needle cylinder, a needle tip is sleeved at the front end of the needle head, a connecting plate is sleeved on the outer side of the needle cylinder, connecting rods are symmetrically inserted in the connecting plate, and the connecting rods are connected with the push rod. The ends of the connecting rods are connected through a transparent baffle. By arranging the transparent baffle and the sleeve, in the flushing process, through blocking of the transparent baffle, the situation that eyes of a child patient directly collide with the needle head to be injured when the child patient suddenly moves can be effectively prevented, and therefore the safety of the device in the using process can be effectively improved; in the process that other treatment liquid medicine needs to be extracted, limiting of the connecting rod can be achieved through mutual cooperation of the moving rod and the limiting block, so that the transparent baffle is close to the front end of the needle cylinder, and butt joint of the needle tip and the needle head is achieved.

The utility model discloses a medical expansion joint which comprises a large joint, the large joint is in a conical shape, a cavity is formed in the front end of the large joint, a through hole is formed in the rear end of the large joint, a small joint is contained in the cavity, the rear portion of the small joint is connected with a pipe body, and the pipe body penetrates through the through hole. The drainage bag is simple in overall structure, capable of meeting butt joint of drainage tubes with different calibers, especially suitable for drainage of the abdominal cavity, the biliary tract and the pancreas, and capable of effectively achieving connection of the drainage tubes with different calibers. The drainage bag can be smoothly matched and butted with a drainage tube in abdominal cavity, biliary tract and pancreas drainage, the butting is firm, and the problem of separation or liquid leakage does not exist.

The utility model relates to a pipeline connecting structure of a fluorine-lined anti-corrosion storage tank, which belongs to the technical field of fluorine-lined anti-corrosion storage tanks and comprises a storage tank body, a top cover detachably connected to the top of the storage tank body, a storage tank pipeline fixedly communicated with the outside of the storage tank body and a first flange plate fixedly communicated with the outside of the storage tank pipeline. A connecting pipeline is arranged outside the first flange plate, a second flange plate fixedly communicates with the outside of the connecting pipeline, and limiting structures used for rapid butt joint are arranged outside the first flange plate and the second flange plate. According to the pipeline connecting structure of the fluorine-lined anti-corrosion storage tank, the adjusting rod is driven by the adjusting mechanism to move, so that the sleeve, the movable plate and the abutting plate integrally move, the inserting rod is inserted into the limiting holes of the first flange plate and the second flange plate, rapid butt joint and disassembly are achieved, the elastic telescopic rod provides buffering and displacement compensation, and the sealing performance and stability are enhanced; and the installation efficiency and the maintenance convenience are obviously improved.