123 results about "Mechanical valve" patented technology

A filtering facepiece respirator is provided. The filtering facepiece respirator includes a facemask adapted to fit over the nose and mouth of a wearer, where the facemask comprises a mask body containing a filtering structure. A harness is coupled to the mask body for securing the facemask on the face of the wearer, and a mechanical valve is coupled to a portion of the mask body proximate the wearer's mouth. The valve may be adjusted between a first mode of operation and a second mode of operation, where in the first mode of operation is permitted to flow through the valve on exhalation but not on inhalation and in the second mode of operation air is obstructed from flowing through the valve on exhalation and inhalation. There is an optional third mode of operation where air is permitted to flow through the valve on inhalation and exhalation.

The calibration method of the mechanical valve is applied to respiratory support equipment and comprises the steps that the mechanical valve is controlled to be opened according to at least three different preset opening states; acquiring corresponding current data and gas flow data of the mechanical valve in different preset opening states; wherein the mechanical valve in a preset opening state corresponds to a group of current data and gas flow data; performing linear fitting on the current data and the gas flow data to obtain linear model parameters; the linear model parameters are input into a preset linear dynamic compensation function, and dynamic compensation parameters corresponding to the mechanical valve are obtained through calculation; and performing dynamic calibration compensation on the original corresponding relation between the current data and the gas flow data according to the dynamic compensation parameters to obtain a new corresponding relation between the current data and the gas flow data. In this way, accurate and efficient dynamic calibration compensation can be carried out on the original corresponding relation between the current data and the gas flow data of the mechanical valve.

The mechanism in the invention provides a solution for automated, remote regulating high pressure air in the industrial air tube system. With double layer electromagnetic valves, the mechanism assure the comfortable and safe working platform for humans and equipment. The mechanism comprises: mechanical valve, 20 L pneumatic tank, pressure gauge, sealed metal box, static disc, electromagnetic relay with movable stem, capacitor, low pressure air tube, high pressure air tube, electrical wire, electromagnetic relay.

The invention relates to the technical field of medical instruments, in particular to a plastic pipe inserting device which comprises a connector clamping air cylinder, a plastic pipe clamping air cylinder, a pushing air cylinder, an upper connector clamping block, a lower connector clamping block, an upper plastic pipe clamping block, a lower plastic pipe clamping block, a foot switch, a mechanical valve and a touch block. The connector and the plastic pipe are pre-inserted and placed on the connector lower clamping block, and one end of the plastic pipe is placed on the plastic pipe lower clamping block; when the foot switch is pressed down, the joint clamping air cylinder is controlled to act, the joint upper clamp is driven to approach the joint lower clamping block, the plastic pipe clamping air cylinder is controlled to act, the plastic pipe upper clamping block is driven to approach the plastic pipe lower clamping block, and meanwhile, the touch block is driven to approach the mechanical valve and act on the mechanical valve steering switch. The mechanical valve controls an ejector rod of the pushing air cylinder to stretch out, the plastic pipe lower clamping block is driven to move towards one side of the connector lower clamping block, the plastic pipe and the connector are connected in an inserted mode, and compared with a traditional manual assembling mode, the assembling labor intensity is greatly reduced.

The utility model generally relates to the technical field of bathroom equipment, in particular to a flushing connection structure and a closestool, the flushing connection structure comprises a valve body and a spray head, the valve body is connected with the spray head through a pipeline, the valve body is provided with a valve port, the pipeline is connected between the valve port and the spray head, and the spray head is connected with the valve port. The spray head further comprises a connecting piece used for being connected with the pipeline, and the spray head is detachably connected to the connecting piece and then is communicated with the pipeline. Furthermore, a more stable, rapid and high-compatibility connecting scheme is provided for connecting a reversing valve pipeline to a spray head, and the reversing valve is suitable for various electronic or mechanical valve bodies, good in universality and easy to apply and popularize.

The invention belongs to the technical field of robots, and discloses a mechanical valve auxiliary operation robot which comprises a moving platform and a multi-degree-of-freedom mechanical arm. The multi-degree-of-freedom mechanical arm is mounted on the moving platform, and a three-jaw floating electric spindle is mounted at the tail end of the multi-degree- The multi-degree-of-freedom mechanical arm comprises a first overturning frame, a second sliding frame, a rotating frame and a second overturning frame; the three-jaw floating electric main shaft is mounted on the second turnover frame; the first overturning frame is rotationally mounted on the moving platform; the second sliding frame is installed on the first overturning frame in a sliding mode and driven by a second sliding driving device to slide. The rotating frame is rotationally mounted on the second sliding frame; the second overturning frame is rotationally mounted on the rotating frame; the three-jaw floating electric spindle is integrated with a visual monitoring system, and the situation of a working area can be monitored in real time. The device can be automatically navigated and positioned to a designated position, the valve is grabbed and rotated according to the required opening degree according to different flange plate sizes and structures of the valve, and opening or closing of the valve is achieved.

The utility model relates to an overhung strong on-off hollow gas-proof feedback pump and relates to the technical field of oil pumping pumps, comprising upper and lower pump cylinders arranged side by side from top to bottom, the upper and lower pump cylinders being connected through a sand-set gas-proof coupling, the inner diameter of the sand-set gas-proof coupling being greater than the inner diameters of the upper and lower pump cylinders, a flexible plunger assembly being arranged to reciprocate together between the upper and lower pump cylinders, the lower end of the flexible plunger assembly being connected to a forced mechanical valve group, the lower end of the lower pump cylinder being connected to a bottom pump cylinder, and the oil inlet of the forced mechanical valve group being fixedly connected to a plunger tube that is slidingly constrained in the bottom pump cylinder. The utility model solves the problems of the conventional oil pumping pump, i.e., the oil pumping pump is prone to gas locking during the up and down strokes, which results in a small oil output or even no oil output, seriously affecting the normal operation of the oil well, and the problems of the existing rod column, i.e., the friction between the thick oil and the oil pumping rod is large, the oil pumping rod is subjected to a large force, and the risk of the oil pumping rod being broken off is increased.

The utility model discloses a buffer type mechanical valve, which relates to the technical field of mechanical valves, and comprises a valve body, a water inlet pipe arranged at the liquid inlet end of the valve body, a water outlet pipe arranged at the liquid outlet end of the valve body, a lifting groove arranged on the surface of the water inlet pipe, a main sleeve arranged at the top end of the lifting groove, and a main piston disc connected with the inner wall of the main sleeve in a sliding manner, a reset spring is arranged between the main piston disc and the main sleeve, and a main trapezoidal block sliding relative to the lifting groove is arranged on the inner side of the main piston disc. The utility model has the beneficial effects that the impact force of water flow is reduced through the elastic force generated by the deformation of the reset spring, the buffering is realized, the reset spring is isolated from the water flow by the main piston disc, the reset spring is prevented from being stained with scale or rusting, the service life of the reset spring is prolonged, the reset spring is limited by the sliding rod and is prevented from being damaged due to excessive bending, and the service life of the reset spring is prolonged. And the service life of the reset spring is further prolonged.

The self-adaptive double-oil-way parallel shock absorber comprises an oil storage cylinder, a working cylinder arranged in the oil storage cylinder and a piston assembly arranged in the working cylinder in a sliding mode, and a cavity in the working cylinder is divided into a rod cavity and a rodless cavity through the piston assembly; one side outside the oil storage cylinder is connected with a middle cylinder, a first chamber and a second chamber are arranged in the middle cylinder, the first chamber is communicated with the rodless cavity, and the second chamber is communicated with the rod cavity; two one-way mechanical valves are arranged at the middle cylinder; an electromagnetic valve assembly is further arranged at the middle cylinder, and the electromagnetic valve assembly is used for controlling whether the first cavity and the second cavity are communicated or not; when oil flows into the second cavity from the first cavity in a one-way mode or flows into the first cavity from the second cavity in a one-way mode, the action of the electromagnetic valve assembly is superior to that of a one-way mechanical valve at the moment, active and rapid switching between the communication state and the blocking state between the first cavity and the second cavity is achieved, and therefore the purpose of action decoupling of the one-way mechanical valve and the electromagnetic valve assembly is achieved. And the dynamic responsiveness and accuracy of damping regulation and control are improved.

The invention relates to the technical field of powder material packaging, and particularly discloses a pneumatic-based powder packaging system and method. The system comprises a gas screen control module, a separation and purification module and a pressure regulation module. The air screen control module generates and generates an air curtain barrier with adjustable strength through an air screen device, and the controller dynamically adjusts the sealing strength according to an instruction; the separation and purification module realizes powder recovery and gas purification; the pressure adjusting module maintains system pressure balance. The system automatically switches operation modes according to the packaging stage: in the container positioning stage, the air curtain barrier prevents the powder from passing through, and the separation device recovers the powder in the airflow; and in the quantitative filling stage, the system maintains positive pressure, so that the powder smoothly passes through and dust is prevented from escaping. Non-contact type dynamic sealing replaces a mechanical valve, the problems of dust leakage, cross contamination, frequent maintenance and the like are solved, and the non-contact type dynamic sealing powder packaging machine is suitable for powder packaging scenes with high cleanliness requirements such as food, medicine and chemical engineering.

The utility model relates to the technical field of overload protection of mechanical valves of rubber vulcanizing machines, and discloses an overload protection device of a mechanical valve of a rubber vulcanizing machine, which comprises a support, a support plate is fixedly connected in the support, a screw is arranged in the support plate, and an actuator guide sleeve is slidably connected to the outer side of the screw. A nut is installed at the bottom of the actuator guide sleeve, the nut is connected to the outer side of the screw in a threaded mode, an adjustable actuator is installed at the bottom of the nut, the periphery of the screw is sleeved with a spring, the spring is arranged between the supporting plate and the actuator guide sleeve, and an installation hole is formed in the top of the support. According to the utility model, under the mutual cooperation of the spring, the actuator guide sleeve and the adjustable actuator, the functions of clearance compensation and over-position protection for a mechanical structure are realized when the vulcanizing machine is opened and closed, and the internal leakage of a mechanical valve or the damage of the mechanical valve is avoided.

The present invention discloses a pilot-type air-controlled vacuum mechanical valve, comprising a valve body with an inner cavity, a holding cavity being provided at one end of the valve body, and a working interface and a normal-pressure interface being provided at the other end of the valve body; further comprising a lower trigger mechanism and an upper trigger mechanism, the lower trigger mechanism comprising a positive-pressure diaphragm and a lower moving assembly, the upper trigger mechanism comprising a negative-pressure diaphragm and an upper moving assembly; the inner cavity comprising a first normal-pressure cavity, a second normal-pressure cavity, a first negative-pressure cavity, a second negative-pressure cavity, a working cavity and a negative-pressure channel; the lower moving assembly is connected to the positive-pressure diaphragm, and moves up and down under the action of the positive-pressure diaphragm to connect or isolate the first negative-pressure cavity from the negative-pressure channel; the upper moving assembly is connected to the negative-pressure diaphragm, and moves up and down under the action of the negative-pressure diaphragm to selectively connect the working cavity to the second negative-pressure cavity or the normal-pressure interface; the present application realizes the opening and closing of a purely mechanical control vacuum interface valve, which can be used in a vacuum sewage discharge system, which not only reduces the installation cost, but also is very convenient to use and has high reliability.

The invention discloses a handheld multifunctional adjustable suction pen jig which comprises a main body supporting frame. The bracket is fixedly arranged at the top end of the main body support frame; the handheld grip is fixedly arranged on the inner side of the bracket; the vacuum generator is fixedly arranged on one side of the inner cavity of the handheld grip; the mechanical valve is fixedly arranged on the other side of the inner cavity of the handheld grip, and the front side of the mechanical valve extends out of the front side of the handheld grip. According to the handheld multifunctional adjustable suction pen jig, by arranging the adjustable suction fixing assembly, the positions of the multiple suction nozzles can be independently adjusted and fixed so that the jig can be suitable for sucking and fixing materials of different sizes, and the jig is connected with a first air pipe connector, an air distribution pipe connector and a second air pipe connector through air pipes; and the vacuum generator can generate suction force to the suction nozzle under the cooperation of the suction mechanism, so that light and thin materials in various forms can be sucked and moved.

The present application relates to a kind of water delivery cleaning techniques, specifically a kind of disc filter according to pressure difference to mechanical control of backwashing, including shell structure, filter core component and mechanical valve control mechanism, the inside hollow of shell structure, the lower portion of shell structure has water supply and drainage pipe group, water supply and drainage pipe group from the lower portion of shell structure into shell structure;Upper and lower parts of shell structure have drainage passage and blowdown passage respectively;Filter core component is set in shell structure, and mechanical valve control mechanism is used to open and close control of drainage passage and blowdown passage.Adopt mechanical valve control mechanism to automatically control the opening and closing of blowdown passage and drainage passage, replace original solenoid valve, on the one hand, in durability aspect can be guaranteed, on the other hand, in precision control aspect is also more accurate;And using mechanical structure control replaces solenoid valve, in manufacturing cost and maintenance cost are superior;Mechanical structure can adapt to complex water environment, and failure rate is lower compared to solenoid valve.

The present invention provides a mechanical valve type negative pressure adsorption wall-climbing robot, comprising a frame base plate and an adsorption movement mechanism, an adsorption steering mechanism, an anti-overturning mechanism, and a vacuum adsorption system arranged on the frame base plate. The adsorption movement mechanism comprises a drive motor, a driving shaft, a driven shaft, and two chain track groups. The two chain track groups are symmetrically mounted on both sides of the driving shaft and the driven shaft through bearing sleeves. Suction cup groups are evenly spaced on the tracks of the chain track groups. The vacuum adsorption system comprises a vacuum pump, two rotary joints, two Y-type three-way joints, and a plurality of T-type three-way joints and a cross four-way joint. The mechanical valve type negative pressure adsorption wall-climbing robot is provided with a rotary joint. When the walking suction cup moves along the direction of the chain track, its air intake pipe is supported by the T-type three-way joint and the cross four-way joint and rotates around the rotary joint, thereby avoiding the problem of pipe entanglement during the advancement of the wall-climbing robot.

The utility model discloses a pneumatic booster oil pump stroke valve, which relates to the technical field of mechanical valves and is used for being matched with a valve core of a mechanical valve, a limiting structure comprises a limiting part, a positioning part and a damping ring, the lower end of the limiting part is integrally connected with the positioning part, and the lower end of the positioning part is integrally connected with the damping ring. The damping rings are arranged in the positioning part and the limiting part, and the diameter of the limiting part is larger than that of the positioning part. According to the mechanical valve, through the arrangement of the limiting structure, the position of the valve element of the mechanical valve can be limited, so that the valve element of the mechanical valve can be kept at a certain position, and the situation that the position of the valve element of the mechanical valve deviates due to misoperation or the inertia effect is avoided.

The application discloses a low-noise pneumatic air gun type biopsy needle convenient for single-hand loading, which comprises an inner needle, an outer needle, a connector, a mechanical valve, a firing mechanism, a loading mechanism, a needle cylinder, a needle cylinder shell, a first piston, a tension spring, a second piston and a compression spring. The inner needle is glued on the outer side of the front end of the needle cylinder, the outer needle is glued on one end of the connector and is sleeved on the outer side of the inner needle, and the other end of the connector is fixed with the elongated part of the second piston. The needle cylinder comprises a needle cylinder part one and a needle cylinder part two, and the needle cylinder and the needle cylinder shell are bonded into an integrated whole after being aligned. The second piston is fixedly connected with the compression spring and is located on the inner side of the front end of the needle cylinder, and the other end of the compression spring is sleeved on the protruding part on the inner side of the front end of the needle cylinder. The first piston is fixedly connected with the tension spring and is located on the inner side of the tail end of the needle cylinder, and the other end of the tension spring is bonded with the tail seat of the needle cylinder. The firing mechanism realizes button control of cutting and sampling of the outer needle. The loading mechanism realizes button control of returning and loading of the outer needle. The application reduces the dependence of surgical operation on the experience of doctors, reduces the noise generated in the surgical process, avoids the body displacement of patients due to the noise, improves the precision of tissue biopsy surgery, can realize single-hand operation and improves the convenience of surgical operation.

The utility model relates to a pneumatic control valve for a booster oil pump. The pneumatic control valve comprises an air valve shell and an air valve core, the air valve element comprises a valve element body and a piston. A valve core cavity and a piston cavity which are communicated with each other are arranged in the air valve shell; the valve core body and the piston are correspondingly arranged in the valve core cavity and the piston cavity; the valve element is characterized in that a rod ventilation groove, a main ventilation groove and a rodless ventilation groove are sequentially formed in the valve element body from front to back; a rod exhaust hole, a main gas transmission hole, a rodless exhaust hole, a rod gas transmission hole, a mechanical valve vent hole and a rodless gas transmission hole are respectively formed in the side wall of the gas valve shell of the valve core cavity; a piston cavity exhaust hole and a piston cavity gas transmission hole are formed in the side wall of the gas valve shell; a piston cavity ventilation channel used for communication is arranged between the rear cavity of the piston cavity and the rodless air conveying hole, and a valve element cavity ventilation channel used for communication is arranged between the front cavity of the valve element cavity and the main air conveying hole. The air valve has the advantages that the air valve element is not prone to being blocked, abrasion between the air valve element and the air valve shell can be reduced, and the service life can be prolonged.

The utility model discloses a novel sealing device for titanium alloy powder oxygen content detection, which comprises a support frame and a vacuum chamber, one side of the bottom of the support frame is provided with a first motor, one side of the first motor is provided with a rotary granulation mechanism, one side of the rotary granulation mechanism is provided with a three-way pipe, one side of the three-way pipe is provided with a titaniferous solution atomizing mechanism, and the other side of the three-way pipe is provided with a second motor. A vacuum chamber is arranged above the titaniferous solution atomizing mechanism, a heating coil is arranged on the lower side of the inner wall of the vacuum chamber, a heat conducting plate is arranged above the heating coil, a stirring mechanism is arranged at the center of the top of the heat conducting plate, a second vacuum pump is arranged on one side of the stirring mechanism, and a feeding pipe is arranged on the other side of the stirring mechanism; a mechanical valve is arranged on one side of the feeding pipe, a large amount of air is prevented from entering the vacuum chamber while a titanium rod is placed in the vacuum chamber through the double-layer sealed feeding port structure, the purity of the titanium rod material inside the vacuum chamber is guaranteed, and the production precision of products is improved.

The utility model discloses an electrolytic cell of built -in mechanical type automatic valve, and the inside of open end plate forms the horizontal passage of horizontal distribution, is provided with to the both ends of horizontal passage through open end plate, and one end of horizontal passage is purging gas import, and the other end of horizontal passage is hydrogen export, and the both sides of open end plate still respectively downwards have opened first longitudinal channel and second longitudinal channel, and open end plate is close to the central position longitudinal distribution and has the pilot pressure channel, and the pilot pressure channel is through open end plate distribution up and down, and the one end of horizontal passage close to purging gas import is equipped with check valve, and the pilot pressure channel is equipped with the on -off valve. Advantageous effects are: realize the hydrogen gas that electrolytic cell works produces from the both ends of electrolytic chamber and flows out simultaneously, realize the purging when electrolytic cell stops, and purging gas flows into from one end of electrolytic chamber, and flows out from the other end, and the switching of two kinds of modes is automatic, and does not depend on electrical control equipment, realizes by mechanical valve, and the reliability is high, and simple to use.

The utility model discloses an independent inflation coiling mechanism which comprises an air source tank and a coiling part connected with the air source tank in a matched mode. A first gas source port and a second gas source port are formed in the top of the gas source tank; the first gas source port is connected with a first gas path, and the second gas source port is connected with a second gas path; the first gas path and the second gas path are both connected to the winding part, and a first winding shaft and a second winding shaft are symmetrically connected to the two sides of the winding part; the first gas circuit is used for controlling the first rolling shaft to inflate or deflate, and the second gas circuit is used for controlling the second rolling shaft to inflate or deflate; two air paths are arranged to control the first winding shaft and the second winding shaft correspondingly, independent winding of the first winding shaft and the second winding shaft is achieved, the first winding shaft and the second winding shaft do not affect each other, in addition, a non-contact type first air leakage air cylinder and a first mechanical valve are arranged, a non-contact type second air leakage air cylinder and a second mechanical valve are arranged, air inflation or air leakage in different states is achieved, and the air inflation efficiency is improved. And the control flexibility of the first winding shaft and the second winding shaft is improved.

The invention relates to the technical field of activated carbon plate regeneration, in particular to a treatment mechanism for regenerating an adsorption material, comprising: an adsorption unit for alternately adsorbing a target gas and regenerating a material; the gas distribution device is communicated with the adsorption unit and is used for controlling the flow direction of the target gas or the regeneration gas; and the regenerated gas supply device is used for introducing purified gas generated by decomposition of the adsorption unit into the adsorption unit which is currently in regeneration operation. The device has the beneficial effects that gas / steam flows with different properties are generated inside, and the specific mechanical valve group and flow path design are combined, so that a multi-stage and collaborative optimization regeneration process can be realized inside compact equipment, and the regeneration process is more efficient; the problem that in the prior art, a single regeneration medium or a complex external switching device is relied on is solved.

The water drinking equipment comprises a shell assembly and a water way assembly arranged in the shell assembly, the valve assembly comprises at least two mechanical valves and a valve support, the valve support is used for being connected to the shell assembly and comprises a first installation part and a second installation part which are connected, and all the mechanical valves are installed on the first installation part; the second mounting part is provided with a water passing pipe, a water inlet and a water outlet, wherein the water inlet and the water outlet are communicated with the water passing pipe. According to the technical scheme, a plurality of mechanical valves can be integrated, subsequent modular assembly is achieved, the assembly efficiency is improved, meanwhile, the waterway setting design is combined, the assembly requirement of subsequent extra waterway components is reduced, and the installation difficulty is reduced.

The mechanical valve comprises a valve body, a first sealing ring, a valve rod, a pressing assembly and a spring, the valve body is provided with a communicating opening communicating a water inlet cavity with a water outlet cavity, and the valve body comprises a mounting part located in the water inlet cavity. The first sealing ring is connected to the mounting part and surrounds the communicating port; the part, located in the water inlet cavity, of the valve rod is provided with a sealing face facing the first sealing ring. The pressing assembly drives the valve rod to move in the axial direction of the pressing assembly and is switched into a first state or a second state. The spring is arranged in the water inlet cavity, the two ends of the spring abut against the valve rod and the cavity wall of the water inlet cavity correspondingly, and thrust acting on the valve rod and facing the pressing assembly in the axial direction of the valve rod is provided. According to the technical scheme, water flow can be effectively controlled, meanwhile, the structure of the mechanical valve is simplified, and operation convenience is improved.

The invention discloses a portable respiratory training device capable of monitoring the lung function, and relates to the technical field of medical rehabilitation instruments, in particular to the portable respiratory training device capable of monitoring the lung function, which comprises a shell, an air blowing port is formed in the front end of the shell, an expiration and inspiration selection valve is arranged at the upper end of the shell, and a display screen and function buttons are arranged at the side end of the shell; the lower end is provided with a data export interface, and the rear end is provided with an air hole. An airflow channel is arranged in the shell, and an airflow sensor, a one-way valve set controlled by a selector valve and a piston type air cylinder mechanism are sequentially arranged in the channel. The piston displacement sensor is used for detecting piston displacement. And a main control circuit board and a rechargeable battery are also arranged in the shell. The airflow sensor and the piston displacement sensor transmit signals to the master control circuit board for processing, and finally data are displayed through the display screen. The breathing mode is switched through the mechanical valve, the double sensors are used for accurately monitoring airflow parameters and vital capacity, the structure is compact, and a user can conveniently carry out portable lung function training and monitoring.

The application provides a track type three-leaflet mechanical valve. The track type three-leaflet mechanical valve comprises a ring-shaped support and valve leaves, the ring-shaped support is a hollow columnar structure, the valve leaves comprise trailing edges and leading edges connected to the ring-shaped support; the valve leaves are three, the three valve leaves are sequentially and spacedly arranged along the circumference on the inner wall of the ring-shaped support, the inner wall of the ring-shaped support is provided with movement tracks matched with the valve leaves, the movement tracks accommodate and receive the leading edges of the valve leaves; the inner wall of the ring-shaped support is provided with a partition body between adjacent valve leaves, the partition body separates the valve leaves and supports the end portions of the valve leaves. The application optimizes the structure, improves the fluid dynamics performance, reduces the interference to blood flow, optimizes the blood flow performance, enhances self-cleaning, and reduces the thrombosis risk.

The present application relates to the technical field of cocktail mixing machine, and particularly relates to a stirring mechanism of a cocktail mixing machine. The stirring mechanism comprises: a stirring cup with an open top, a mounting box at the bottom of the stirring cup, wherein the bottom of the stirring cup is provided with a stirring paddle, the mounting box is provided with a driving device for driving the stirring paddle, the side of the bottom of the stirring cup away from the stirring paddle is provided with a discharging channel, and the discharging channel is communicated with a wine outlet pipeline arranged in the mounting box. The stirring mechanism further comprises: a mechanical valve assembly for opening or closing the discharging channel. When the operating rod is rotated under external force, the operating rod is pushed to move upward along the axial direction of the transmission rod, the transmission rod drives the first sealing plug to move away from the entrance of the discharging channel, so that the liquid in the stirring cup enters the wine outlet pipeline through the discharging channel. When the external force is removed, the transmission rod moves downward along the axial direction under the action of the elastic reset member, and drives the first sealing plug to close the entrance of the discharging channel.

1. The name of the design product: filling machine (mechanical valve). 2. The use of the design product: for mechanical valve gravity filling of low viscosity materials such as water. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses a mechanical valve capable of preventing liquid leakage, which relates to the technical field of mechanical valves and comprises a valve body and a handle, a fixed lighting mechanism is arranged on the outer wall of the valve body and comprises a first fixed block, and the outer wall of the valve body is fixedly connected with the first fixed block and a second fixed block respectively. According to the utility model, the fixed lighting mechanism is arranged, so that the effects of fixing the state of the valve and conveniently lighting the valve can be achieved, and in the use process, the valve is fixed through the matching of the threaded rod and the threaded hole, and the lighting lamp is started to light the valve, so that the use is convenient. By means of the technical scheme, the situations that due to the fact that the state of the valve cannot be fixed, when the valve works, the valve is opened or closed due to malicious rotation of personnel, if the valve is closed during working, work is interrupted, great inconvenience is caused, and if the valve is opened when not used, liquid losses are caused, and resources are wasted can be avoided. And the practicability of the valve is ensured.