2273 results about "Locking plate" patented technology

The invention provides an electrical button, which has a accommodating groove with a accommodating cavity, an elastic fixing member and a rigid pressing member are arranged on the accommodating groove; the elastic fixing member has an upper ring cover and a lower ring cover, forming a first clamping groove; the upper ring cover and the lower ring cover The outer periphery of the ring cover is connected by the cap wall, and the lower end of the cap wall is clamped in the connecting groove of the side wall of the receiving groove; the outer periphery of the lower end of the cap wall is provided with an upper fixing edge and a lower fixing edge to form a second clamping groove; The first clamping plate in the first clamping groove, the first clamping plate is provided with a pressing plate; the first clamping plate is provided with a guide post, and the lower end of the guide post is provided with a moving contact; the bottom surface of the receiving cavity is provided with a first static contact and the second static contact; the outer guide post is provided with an elastic piece, the upper end of the elastic piece is provided with an upper fixed end, and the lower end is set with a lower fixed end; the upper fixed end is clamped in the upper fixing groove of the first clamping plate, and the lower fixed end is clamped Connected to the lower fixing groove in the receiving cavity. The invention realizes double reset through the cap wall and the elastic member, so as to avoid the push button from being dead; the sealing performance is good, and dust and water are prevented from entering.

The seat backrest lock comprises a lock body, a lock blade and a locking plate, the lock body is provided with a lock opening allowing an external automobile lock bolt to be placed in, the lock blade is bent towards the direction of the lock opening to form a lock hook used for sealing an opening of the lock opening, and the locking plate is provided with a pressing rod used for driving the locking plate to move when being pressed and releasing limitation on movement of the lock blade. A reset structure used for driving the lock blade and the locking plate to movably reset is arranged on the lock body, and a linkage block is arranged at the position, close to the lock opening, of the outer wall of the lock body. The buffer block is used for reducing the impact force of the automobile lock bolt and reducing the collision strength between the automobile lock bolt and the inner circumferential wall of the lock opening and between the automobile lock bolt and the lock blade when the external automobile lock bolt is placed into the lock opening, and the reinforcing structure is used for improving the buffering force of the buffer block on the external automobile lock bolt. The automobile seat backrest lock solves the problem that a traditional seat backrest lock is prone to excessively colliding with a lock opening or a lock blade when an automobile lock bolt is placed in so that parts can be damaged or large noise can be generated.

The application discloses a kind of automobile seat slide rail structures, it is related to the technical field of automobile accessories, it includes outer rail, inner rail, rocker mechanism and guiding limiting mechanism;Rocker mechanism includes the rod body being arranged in inner rail, the proximal end of rod body is connected with crank after extending out of inner rail, the distal end of rod body is provided with locking plate and torsion spring;The side of locking plate is connected with rod body, the other side of locking plate is provided with several clamping teeth;The side wall of outer rail is provided with locking hole compatible with clamping tooth;Guiding limiting mechanism includes fixed plate, limiting pin and limiting block;Fixed plate is arranged in inner rail and below rod body, the middle part of fixed plate is provided with guiding slot along the axial direction of inner rail;The lower end of limiting pin is connected with the inner bottom wall of outer rail, the upper end of limiting pin is passed through guiding slot and then abuts on rod body;Limiting block is provided with through hole for rod body to pass through, and the upper end of limiting block is connected with inner rail, the lower end of limiting block is connected with fixed plate;Limiting pin and limiting block are made of rubber material.

The utility model relates to the technical field of electric energy metering boxes, and discloses an electric energy metering box with a safety protection device, which comprises a box body, the outer wall of the box body is rotatably connected with a sealing cover, the outer wall of the sealing cover is fixedly connected with a lock plate, the outer wall of the lock plate is fixedly connected with a lock catch, and the lock catch is fixedly connected with the safety protection device. A lock head penetrates through the outer wall of the lock catch, a sealing strip is fixedly connected to the outer wall of the sealing cover, an electric energy meter is fixedly connected to the inner wall of the box body, and a sealing assembly is arranged in the box body. According to the electric energy metering box with the safety protection device, a push plate on the box body is covered by a sealing strip, so that the push plate ejects a baffle open, a rotating rod rotates to enable the sealing plate to rotate to block a gap between a sealing cover and the box body, the sealing cover is attached to the sealing plate at the moment, a telescopic clamping block is clamped with a clamping groove, and water leakage is prevented; and the sealing cover can be opened only when the handle is pressed.

The invention belongs to the technical field of anchoring part fastening structures, and particularly relates to a fabricated anchoring part fastening structure for supporting a heavy pipeline of a steel structure factory building, a first anchoring part and a second anchoring part are mounted on a steel beam, a first locking screw is screwed on the first anchoring part, and the top end of the first locking screw is rotatably connected with a first locking plate; second locking screws are connected to the second anchoring parts in a threaded mode, second locking plates are rotationally connected to the top ends of the second locking screws, an insertion barrel is fixedly installed on the top of the side wall of each first anchoring part, a guide rod is fixedly inserted between every two opposite insertion barrels, and a first connecting anchor frame is installed below each first anchoring part. A second connecting anchor frame is installed below each set of second anchoring parts, two steel wire ropes are installed between the two first connecting anchor frames, a lifting frame is fixedly installed at the bottom ends of the second anchoring parts, and a pipeline hoop is fixedly installed at the bottom end of the lifting frame. The structure is high in strength and dispersive in stress, local deformation is avoided, the I-shaped top plate is combined to abut against the steel beam, and the fastening degree of the second anchoring part and the steel beam is improved.

The invention relates to the technical field of low-voltage switch cabinets, in particular to an interlocking mechanism, a hand-cranking movable plug-in type assembly and a hand-cranking movable plug-in type unit. The interlocking mechanism comprises a position interlocking mechanism and a closing interlocking mechanism; the rear end of a transition connecting rod of the closing interlocking mechanism is in linkage fit with a position locking plate through a linkage structure, and an interlocking part is arranged on a closing interlocking plate and used for being matched with the front end of the transition connecting rod to achieve closing interlocking. A plugging assembly rack of the hand-cranking movable plugging assembly is located behind the closing interlocking mechanism, and the rear end of the closing interlocking support is installed at the front end of an assembly rack bottom plate of the plugging assembly rack. The beneficial effects are that the closing interlocking mechanism and the position interlocking mechanism can be arranged front and back; the hand-cranking movable plug-in type unit can be maintained without power failure, the depth of a unit chamber can be 300mm, the depth of a plug-in assembly rack can be 200mm, and the hand-cranking movable plug-in type unit has the functions of isolation-connection position positioning, hand-cranking propelling mechanism locking, circuit breaker switching-on locking and circuit breaker switching-off unlocking.

The utility model discloses a cable connector with a positioning structure, comprising a cable connector, one end of the cable connector is plugged with a cable connector socket, and the outer surface between the cable connector and the cable connector socket is provided with the positioning structure. According to the utility model, through arranging the positioning columns and the positioning holes between the cable connector and the cable connector socket, positioning can be carried out when the cable connector is plugged, through arranging the anti-falling assembly, after the cable connector and the cable connector socket are connected, an arranged limiting clamping ring is clamped in a limiting groove, and the anti-falling assembly can be used for preventing the cable connector from falling off. The situation that the L-shaped locking plate is separated from the first positioning ring and the second positioning ring due to mistaken rotation of the rotating rod can be avoided, then connection firmness and stability can be ensured, a limiting clamping ring can slide on the rotating rod through a spring, the limiting clamping ring can slide out of a limiting groove conveniently to rotate the rotating rod, and the stability of connection is improved. Therefore, the L-shaped locking plate rotates to separate the cable connector from the cable connector socket.

The clutch device of the door opener comprises a main machine box, a clutch assembly and a rack, a driving assembly is fixedly installed in the main machine box, and an output shaft is arranged on one side of the driving assembly; the other end of the output shaft is installed in the driving assembly and sleeved with an inner output gear. An installation sliding groove is formed in the middle of the output shaft, a locking plate is installed in the installation sliding groove in a sliding mode, and a locking groove clamped with the locking plate is formed in a center shaft hole of the inner output gear. The clutch assembly comprises a fixing base fixed to one side of the mainframe box, a mounting groove is formed in one side of the fixing base, and a clutch switch is mounted at one end of the mounting groove through a shaft. According to the clutch device, under the emergency power-off working condition, the fatal potential safety hazard that a door body driven by a traditional worm and gear is locked and cannot be opened is effectively avoided, and when the door needs to be opened manually in emergencies such as fire disasters and first aid, the top shaft can be driven to move by operating the clutch switch, and the locking plate is driven to slide in the locking groove of the inner output gear for unlocking.

The utility model discloses a positioning tool for hardware processing, which comprises a processing machine tool, a mounting plate is mounted in the processing machine tool, the top of the mounting plate is slidably connected with a bearing seat, an electric clamp is mounted at the top of the bearing seat, and a positioning component for locking the position of the bearing seat is arranged on the mounting plate. Mounting holes matched with the locking plate are symmetrically formed in the top of the mounting plate, the jacking assembly is used for pushing the locking plate to ascend to lock the bearing seat, and the reset assembly is arranged at the bottom of the side of the locking plate. By means of the cooperative use mode of the mounting plate, the bearing seat, the electric clamp and the positioning assembly, when the jacking assembly moves, the locking plate can be pushed to ascend, so that the bearing seat is clamped and locked, the jacking assembly moves reversely, and under the action of the reset assembly, the locking plate descends and is separated from the bearing seat; therefore, the bearing seat can drive the electric clamps to slide outwards, so that a product between the electric clamps can be detected or replaced conveniently.

The utility model relates to the technical field of caps, and discloses an adjustable cap which comprises a peaked cap, an adjusting belt is fixedly connected in the peaked cap, one end of the adjusting belt is fixedly connected with a frame, and a locking assembly is arranged in the frame. The locking assembly comprises a locking plate, one side of the locking plate is rotationally connected into the frame, an adjusting groove is formed in the frame, the adjusting belt is arranged in the adjusting groove in a penetrating mode, an open groove is formed in the frame, a locking groove is formed in the frame, and a toothed plate is fixedly connected to the bottom of the locking plate. According to the adjustable cap, the position of the frame on the outer wall of the adjusting belt is adjusted, the adjusting belt is shortened, then the head circumference of the peaked cap is adjusted, only the locking plate and the frame need to be buckled during locking, the clamping block in the locking plate and the locking groove are embedded for locking, the effect of rapidly adjusting the head circumference of the cap is achieved, and the problem that the head circumference of the cap cannot be adjusted rapidly during traditional buckle adjustment is solved. Therefore, the convenience of the adjustable hat is improved.

The invention discloses a pepper seedling cultivation device suitable for industrialized seedling production, and relates to the field of seedling cultivation, and the pepper seedling cultivation device comprises a circular transmission rotary planting frame, a planting groove mounted on the rotary planting frame and a seed separation assembly in the groove. According to the seed separating assembly, the distance between seed separating grooves is adjusted through a supporting plate by means of sliding fit of a threaded sleeve and a sliding groove under fastening of a locking sleeve, and separating plates are arranged in the grooves to physically isolate roots. A locking assembly is arranged on the outer wall of the planting groove, a locking spring drives a locking plate to extrude the seed separating assembly to ensure stability, and automatic unlocking is achieved in cooperation with an unlocking plate. A drainage assembly and a weighing device are arranged on the inner side of the rotary planting frame. The drainage assembly opens a lower drainage hole through linkage of a filter plate and an insertion rod. The weighing device collects weight data through a pressure sensor and transmits the weight data to the spraying device so as to adjust the spraying amount. Interference of accumulated water on weighing precision is eliminated, feedback linkage of drainage, weighing and precise irrigation is achieved, and the seedling raising refinement and automation level is effectively improved.

The invention is suitable for the technical field of press-fitting, and provides press-fitting equipment for a diesel engine cylinder cover and a working method thereof.The press-fitting equipment comprises a workbench, a transferring assembly and a press-fitting assembly, the transferring assembly and the press-fitting assembly are installed at the top of the workbench, and a cylinder cover assembly and a placing assembly are installed at the top of the transferring assembly. In order to solve the problems that in the prior art, a worker needs to use tweezers and other auxiliary tools for alignment, the labor hour consumption is large, the initial placement position of a valve lock sheet is prone to deviation due to the fact that the auxiliary tools leave, and the valve lock sheet needs to be manually adjusted when being ejected out when a valve spring rebounds, the device is provided with an auxiliary mechanism, and the valve lock sheet is pre-filled before press fitting; during press fitting, the auxiliary mechanism moves downwards, the valve rod extrudes the positioning rod to contract, the ring body blocks the valve lock pieces, the valve rod is inserted between the two valve lock pieces, and the protrusion is clamped into the annular groove; the auxiliary mechanism moves upwards, the valve rod pulls the lock plate, finally press fitting is completed through separation, manual errors are reduced, and the situation that the valve lock plate deviates or is brought out due to lubricating oil is avoided.

The utility model discloses a fixing device for piglet vaccine injection, which comprises a bottom plate, a placing table, fixing rods, a hold-down plate, a connecting plate and a locking plate, one side of the bottom plate is provided with two rectangular locking holes at an interval, the other side of the bottom plate is provided with two fixing rods at an interval, and the locking holes and the fixing rods are correspondingly arranged at intervals. A containing table is arranged between the locking hole and the fixing rods, and each fixing rod is movably connected with an arc-shaped pressing and holding piece so that the pressing and holding pieces can rotate to the positions corresponding to the containing table and then are movably connected into the locking hole in a clamped mode through the locking pieces. The device is easy to operate and low in cost, and damage to piglets is avoided.

A cargo handling system is disclosed herein. The cargo handling system includes a ball panel for moving and storing cargo and a cargo restraining device disposed within the ball panel. The cargo restraining device includes a base, a cam head having a rounded base portion, the rounded base portion having a lock slot formed therein, a shaft securing the cam head to the base, and a spring-loaded lock plate configured to engage the lock slot.

A bath and shower caddy assembly for holding a container, including a frame assembly having a pair of vertical side bars and at least one cross bar, a female assembly disposed on the cross bar, the female assembly including a front wall portion and a back wall portion defining a slot, and a bottle holder assembly including a continuous side wall defining a bore to receive a portion of the container herein, and a male assembly including a lock plate is slideably receivable within the slot of the female assembly.

A system for connecting a coupling cover with a hull shell can include a magnetic actuated latch. The system can include a shell architecture positioned within the hull shell. The shell architecture can include a chassis extending within the hull shell and a chassis clasp extending from the chassis. The magnetic actuated latch 205 can also include a locking plate configured to be movably coupled with the coupling cover. The locking plate can include a locking catch recess formed in the locking plate and the locking catch recess is configured to receive the chassis clasp and a magnetically responsive actuator coupled with the locking plate.

A workpiece holder and an apparatus for loading workpieces onto the holder for use in wet chemical semiconductor processing is described. The workpiece holder comprises two perimeter seal plates, electrical contact inserts and a locking plate. The perimeter seal plates provide force for both fluid sealing and electrical contact when the locking plate is in a locked position. The locking plate also functions as an electrical bus to provide current to the electrical contact inserts. The workpiece loader comprises a stage to insert or remove a workpiece from the workpiece holder. The loader also comprises vacuum chucks to position the perimeter seal plates prior to loading and to compress the perimeter seal plates during locking and unlocking.

The current invention is a new design for a clamp. The clamp has a top plate that pushed down to hold the item being clamped such as the lip of a vehicle hardtop, a hinge, a clamp plate and a locking plate. The device can also have a locking handle or a locking pin to lock the clamp in place.

This invention discloses a garden harvesting machine with pruning function, including an automatic fruit collection component, an orderly feeding structure, a pruning structure, a pruning support column, a movable base, and a movable handle. This invention belongs to the field of garden harvesting technology. In this invention, fruits and branches enter the transition connecting pipe along the curved connecting pipe. The fruits, while rolling, push the upper rotating limiting plate to flip, thereby causing the bent right-angle frame and the limiting slope to flip. Then, the lower rotating locking plate flips downwards due to the fruit's own weight, causing the fruit to fall into the fruit feeding pipe. A suction pump can adsorb a small amount of branches and leaves mixed in with the fruit during the flipping process of the lower rotating locking plate into the branch and leaf feeding pipe, preventing the branches and leaves from accumulating downwards along the fruit feeding pipe. A partition separates the collected fruits and branches and leaves, achieving the effect of automatic collection of fruits and branches and leaves, providing an automated experience.

The invention discloses a tool turret oblique insertion type rapid power head tool apron replacing mechanism and method, and relates to the technical field of machine tool machining. The mechanism comprises a base, the front face of the base is rotationally connected with a tool turret and a fixed inner seat ring, and tool aprons with tools are inserted in the periphery of the tool turret; a first fixing and locking device and a second fixing and locking device are arranged in the base and the inner seat ring, the first fixing and locking device primarily fixes the non-working tool apron, and the second fixing and locking device secondarily fixes the working tool apron. The first device comprises a first hydraulic cylinder, a push plate and a first locking plate, and is clamped with a locking cutter seat through a wedge-shaped groove; the second device comprises a second hydraulic cylinder and a second locking plate, and the second hydraulic cylinder deflects to abut against the first locking plate for reinforcement. The method comprises the steps of tool apron insertion, primary locking and detection, rotary switching and secondary locking. Through double locking and state detection, the stability of the tool apron and the tool changing efficiency are improved, the machining precision is guaranteed, and the device is suitable for automatic production.

The utility model discloses a code changing structure, a lock structure and a padlock, which comprise a plurality of press keys for pressing, a locking plate matched with the press keys for locking and a lock beam connected on the locking plate, a plurality of limiting pieces capable of moving along the moving direction of the press keys are arranged on the locking plate, bulges are arranged on the side surfaces of the press keys corresponding to the positions of the limiting pieces, and the lock beam is connected with the lock beam. The limiting piece is provided with a notch used for allowing the protrusion to go in and out in a matched mode. The lock beam and the locking plate are fixedly connected in the pulling-out direction of the lock beam, and the lock beam and the locking plate are rotationally connected in the circumferential direction. And when all the keys are pressed down until the bulges correspond to the notches of the corresponding limiting pieces, the lock beam is unlocked, the lock beam is pulled out to drive the locking plate to move until at least part of the bulges enter the notches, and the keys axially move to drive the limiting pieces to move to replace the password. The complexity of a code changing structure can be simplified, the assembling cost is reduced, the occupied structural space is reduced, and the production efficiency is improved.

The utility model discloses an agricultural planting irrigation device, and particularly relates to the field of agricultural planting irrigation, the agricultural planting irrigation device comprises a bearing plate, a connecting assembly is arranged at the upper end of the bearing plate, the connecting assembly comprises a connecting groove, electric telescopic rods are arranged in the connecting groove at equal intervals, and the upper ends of the electric telescopic rods are connected with a fixing box through a bearing frame; a driving motor is fixedly arranged in the fixing box, the driving motor is connected with a connecting frame through an output shaft, a clamping plate is arranged at the bottom of the connecting frame, the clamping plate is connected with the fixing box in a clamped mode, a limiting frame is fixedly arranged at the upper end of the connecting frame, an irrigation assembly is arranged at the upper end of the limiting frame, and the irrigation assembly comprises a fixing frame. Through the arrangement of the connecting assembly, the driving motor and the electric telescopic rod can be used in cooperation, the irrigation assembly at the upper end can be driven to rotate, the height of the irrigation assembly can be adjusted, the convenience of irrigation operation is improved, and the practicability of the device is improved to a certain degree.

The invention provides a full-automatic self-locking trailer tail hook in order to solve the problems that an existing trailer hook is unstable in self-locking performance and short in service life, and the full-automatic self-locking trailer tail hook comprises a trailer hook body, a driving part and a self-locking structure. The self-locking structure comprises a self-locking plate, a limiting plate, a rotating piece, a self-locking pin and a rotating shaft; the rotating shaft is in transmission connection with the driving piece; the self-locking plate is fixedly arranged on an external frame; the rotating piece is rotationally arranged on the outer side of the rotating shaft and is further fixedly connected with the tow hook; the limiting plate is fixedly arranged on the outer side of the rotating shaft and located between the rotating piece and the self-locking plate. A waist-shaped hole is also formed in the rotating piece; the self-locking pin penetrates through the arc-shaped hole and enters a groove formed in the self-locking plate; the two ends of the arc-shaped hole correspond to the two ends of the kidney-shaped hole. The self-locking plate is provided with an arc-shaped groove corresponding to the far end in the kidney-shaped hole, the self-locking plate is further provided with a self-locking hole communicated with the groove, and the other end of the self-locking hole faces the axis of the rotating shaft. Therefore, rotation self-locking is achieved, and the service life and the self-locking effect are guaranteed.

The utility model relates to the technical field of heating and ventilation pipe connecting device, and disclose a kind of heating and ventilation pipe connecting device for heating and ventilation engineering, including left pipeline, the outside of left pipeline is equipped with right pipeline, the outer wall of left pipeline is equipped with upper snap ring, the upper snap ring is rotatably connected with lower snap ring, the upper snap ring is fixedly assembled with fixed plate, the lower snap ring is fixedly assembled with locking plate, the outer wall of fixed plate is rotatably connected with rotating rod, the outer wall of rotating rod is threadedly connected with adjusting nut.The heating and ventilation pipe connecting device for heating and ventilation engineering, by the upper and lower snap ring being set in the connecting place of pipeline, and under the action of rotating rod and adjusting nut, the upper and lower snap ring are fixed, so that the upper and lower snap ring can seal the gap of pipeline connecting place, so that pipeline has better sealing effect under the action of bolt and upper and lower snap ring, avoid the leakage of bolt flange connecting place after traditional pipeline is used for a period of time.

A lock comprising a housing, a plunger, a locking member, a locking plate, and a control assembly. The housing having an internal cavity, a recess, and a bore. The plunger is disposed in the bore and is slidable between a closed position wherein a second end of the plunger is positioned in the internal cavity and an intermediate portion of the plunger extends across the recess, and an open position wherein the plunger is withdrawn from the internal cavity and the recess. The locking member is movable between a locking position wherein the locking member is engaged with the plunger and an unlocking position wherein the locking member is disengaged therefrom. The control assembly operates the locking plate between a lock position to hold the locking member in the locking position and an unlock position to permit the plunger to move from the closed position to the open position.

The invention discloses a five-prevention program mechanical locking device of an electric appliance cabinet and a gas insulated switchgear thereof. The device comprises an interlocking support; the switching-on locking plate is movably arranged on the interlocking support, and the switching-on locking plate locks a switching-on switch of the circuit breaker at the first position; the closing locking plate unlocks the closing switch at the second position; a closing switch of the circuit breaker in the opening state is located on a path of the closing locking plate moving from the second position to the first position; the opening locking plate is linked with the closing locking plate; the switching-on locking plate locks the switching-off electromagnet when the switching-on locking plate is at the first position, and unlocks the switching-off electromagnet when the switching-on locking plate is at the second position; the two-lock one-key program lock comprises a first program lock for locking the rear door and a second program lock for driving the closing locking plate to move; when the second program lock is locked, the closing locking plate is located at a first position; and when the program lock is unlocked, the closing locking plate is located at the second position. The problem that long-distance mechanical transmission accuracy is poor is solved.

The application relates to a quick-release protection primary-secondary fusion complete ring network box, and relates to the technical field of ring network boxes. The quick-release protection primary-secondary fusion complete ring network box comprises a box body, a terminal row, a box door mounted on the vertical side of the box body, and a heat dissipation opening formed in the two side walls of the box body. A plurality of fixed insertion blocks are fixedly arranged on the terminal row. Base plates are mounted on the two inner walls of the box body in the vertical direction. Fixed insertion grooves for the fixed insertion blocks to be embedded are formed in the side of the base plates away from the side walls of the box body. Limiting plates capable of sliding up and down are arranged on the upper side and the bottom of the base plates. Positioning plates are fixedly arranged on the side of the limiting plates away from the base plates in the horizontal direction. Locking plates bent in the direction of approaching each other are fixedly arranged on the two positioning plates in the vertical direction. The box door is internally provided with a control element, and the base plate is provided with a reset element. When the box door is closed, the control element drives the two locking plates to slide towards each other, and the terminal row is quickly locked. When the box door is opened, the reset element makes the two locking plates slide away from each other, so that the box door can be quickly disassembled and maintained.

The utility model relates to the technical field of oil outlet nozzles, in particular to an oil drum self-closing oil outlet nozzle which comprises an inner push-out oil pipe. The device further comprises an outer fixing sleeve, a fixing plate, a tough plate, a locking plate, a first air return hole and a second air return hole. The upper end of the periphery of the inner push-out oil pipe is sleeved with the outer fixing sleeve. The locking plate is pulled to be far away from the outer fixing sleeve, when oil is poured, the oil enters the inner push-out oil pipe, the inner push-out oil pipe is pushed to move in the direction of the closing piston through the pressure of the inflow oil, and at the moment, the locking plate slides along the outer wall of the outer fixing sleeve; when the piston is closed, the inner push-out oil pipe is pushed to reset, after the inner push-out oil pipe is reset, the locking plate is driven to move towards the inner push-out oil pipe through the characteristics of the tough plate till the locking plate is located at the bottom of the outer fixing sleeve, the position of the inner push-out oil pipe is fixed through mutual abutting of the locking plate and the outer fixing sleeve, and the locking function is achieved.

The invention relates to the technical field of medical equipment, and discloses a radiotherapy device with a mouth opening marking function, which comprises an expansion measuring scale for measuring the size of a flaring, a rotary oral cavity expansion mechanism and a friction type driving mechanism, a center rotating shaft capable of driving the first external threaded rod and the second external threaded rod to rotate, an annular locking plate capable of driving the center rotating shaft to rotate under the action of friction force and a spiral spring capable of controlling the friction force between the annular locking plate and the center rotating shaft are arranged in the rotating shaft. According to the radiotherapy device with the mouth dilation marking function, the tooth rod for limiting the oral cavity is arranged towards one side of the device, when the oral cavity is limited, the operation area of the oral cavity is not affected, and therefore the space limitation of the device on operation of medical staff is reduced, in addition, the device can control the dilation strength during mouth dilation of the oral cavity, and the working efficiency is improved. Therefore, the phenomenon of secondary injury of the oral cavity caused by overlarge flaring strength is effectively prevented.

The utility model provides a suction nozzle containing jig, suction nozzle containing box and suction nozzle cleaning device, the suction nozzle containing jig comprises a suction nozzle placing seat, a suction nozzle locking plate, a locking piece and a height adjusting piece, the suction nozzle placing seat is provided with a suction nozzle positioning groove, the suction nozzle locking plate is provided with a clamping groove, the clamping groove is opposite to the suction nozzle positioning groove, and the height adjusting piece is arranged on the clamping groove. The suction nozzle locking plate can move in the first direction relative to the suction nozzle placing base so as to be switched between the suction nozzle locking position and the suction nozzle loosening position, the locking piece limits the relative position of the suction nozzle locking plate and the suction nozzle placing base in the first direction, and the number of the height adjusting pieces is more than three. At least one part of each height adjusting part protrudes outwards from the bottom wall of the suction nozzle placing seat, the suction nozzle locking plate and the height adjusting parts are both made of conductive materials, the suction nozzle locking plate is electrically connected with at least one height adjusting part, and the suction nozzle placing seat is made of insulating materials. According to the suction nozzle storage jig, it can be guaranteed that suction nozzles of various models are placed in order, universality is high, and the problem that foreign matter adheres to the suction nozzles can be solved.