333results about How to "Simple and reasonable structural design" patented technology

The invention discloses a cleaning device for municipal road guardrails. The right end of a hydraulic cylinder is rotationally connected with a lantern ring; the lantern ring is connected to the lowerend of a cleaning roll in a sleeving mode; a supporting rod is arranged on the upper portion of the hydraulic cylinder; the left end of the supporting rod is slidably connected with a guide groove; the right end of an upper lantern ring is rotationally connected with another upper lantern ring, and the upper end of the cleaning roll is sleeved with the upper lantern ring; a drive motor is arranged inside the left end of a device body; the upper end of the drive motor is rotationally connected with a driving shaft; the upper end of the driving shaft is rotationally connected with a crankshaft;the upper portion of the crankshaft is rotationally connected with the device body through a bearing; and a first bevel gear is fixedly connected to the middle of the driving shaft. According to thecleaning device for the municipal road guardrails, the angle of inclination of the cleaning roll is adjusted through the hydraulic cylinder so that the road guardrails of different degrees of inclination can be cleaned, and the cleaning effect is good; a water suction roll is arranged at the lower end of the device body and used for preventing sewage generated during cleaning from flowing around,roads can be clean and attractive, and driving safety is ensured. The cleaning device for the municipal road guardrails is simple, reasonable and practical in structural design, the effect of cleaningof the road guardrails is greatly improved, and the problem that sewage generated during cleaning flows around is effectively solved.

The invention discloses a multifunctional clothes sterilizer. A cabinet body of the multifunctional clothes sterilizer comprises a containing cavity shell, a cover plate, an operation panel, a controller and a base, wherein an inner cavity for containing clothes is formed by the containing cavity shell, the cover plate is arranged on one side of a feeding opening of the containing cavity shell, the operation panel and the controller are arranged on the lateral face of the containing cavity shell or the cover plate, the base is installed at the bottom of the containing cavity shell, and an electric appliance assembly, an air inlet pipe assembly and an air outlet pipe assembly are arranged inside the base. The electric appliance assembly is connected with the controller and particularly comprises an electromagnetic valve for controlling an airflow pipe to be opened and closed, an ozone generator, a heater and the like. By means of the multifunctional clothes sterilizer, multiple working modes can be completed, the structural design is concise and novel, electric appliances are reasonably and compactly distributed, the occupied space is small, and the multifunctional clothes sterilizer is easy to produce and manufacture.

The invention relates to a seal lock. The seal lock comprises a lock shell of a columnar structure. The seal lock is characterized in that a lock body control assembly for achieving an unlocking or locking function, and a pressing rebounding device for completing sealing operation through external force pressing in an unlocked state are installed in the lock shell; and the lower portion of the pressing rebounding device is connected with a seal. The seal lock is simple and reasonable in structural design and safe and controllable in operation; a lock body is controlled to be unlocked and locked through fingerprint recognition, and during manual pressing sealing, due to the design of the pressing rebounding device, the sealing frequency is effectively controlled; and a camera is installed on the lock body, so that sealed files and sealing processes are clearly recorded, and the controllable whole course of seal management is truly achieved.

An electromagnetic rocking chair comprises a base, a chair seat, two fixed rods, and two suspension rods. Each of the fixed rods has a lower end fixed on one end of the base, and a transverse shaft is fixed on both upper ends of the fixed rods. An upper end of the respective suspension rods is pivotally connected to the transverse shaft, and the chair seat is disposed between the two suspension rods. A permanent magnet is disposed at the lower end of one of the suspension rods, and under the permanent magnet are disposed two electromagnets fixed on the base. On the base are further fixed two displacement sensors. The two electromagnets and two displacement sensors are connected to a control circuit on a circuit board. The electromagnetic rocking chair has advantages of simple and reasonable structure design, stable running, no noise, adjusting rocking amplitude and the like.

The invention relates to metal plate oxide skin removal equipment. The metal plate oxide skin removal equipment comprises two lateral plates supported by stand columns; multiple carrier rollers are erected between the two lateral plates; guide rails are erected between the head ends and the tail ends of the two lateral plates. The metal plate oxide skin removal equipment further comprises a movable framework composed of a top sliding rod and supporting rods at the two ends; idler wheels are installed at the bottoms of the supporting rods; a lead screw is erected between the middles of the supporting rods at the head end and the tail end; one of the supporting rods is fixedly connected with a speed reducer for driving the lead screw; the axis of the top sliding rod and the axis of the lead screw are parallel; the lead screw is provided with a nut; the top sliding rod is provided with a sliding sleeve; the sliding sleeve is fixedly connected with the nut; the sliding sleeve is fixedly connected with a liquid tank and a high pressure pump; the bottom of the nut is fixedly connected and provided with a vertical spraying pipe with a high pressure nozzle at the lower end; a liquid outlet of the high pressure pump is communicated with the spraying pipe; a liquid supply hose is connected to one lateral wall of the liquid tank; a waste liquid tank with a liquid drainage outlet in the bottom wall is arranged in the middles of the stand columns.

The invention discloses a smart mobile phone-based pavement crack detection device. The device comprises a wheel type range finder, a smart mobile phone, a smart mobile phone fixing clip, a smart mobile phone power supply system and a drive-by-wire photographing system; the smart mobile phone fixing clip is installed at the lower end of the handlebar of the wheel type range finder and is located at the center of the test wheel of the wheel type range finder; a pavement crack image processing application is installed in the smart mobile phone; the smart mobile phone power supply system includesa battery fixing clip, a battery and a USB data cable; two ends of the USB data cable are respectively connected with the battery and the charging interface of the smart mobile phone; the drive-by-wire photographing system includes a photographing button, a PCB connecting wire and a drive-by-wire joint; and two ends of the PCB connecting wire are respectively connected with the photographing button and the drive-by-wire joint. The invention also provides a method for detecting pavement cracks by using the smart mobile phone-based pavement crack detection device. The device and the method of the invention have the advantages of simple detection process, high detection efficiency, high detection accuracy, and low labor intensity.

The invention relates to elastic glove airtightness detecting and quick wearing equipment with a disinfecting function. The equipment comprises two disinfecting cavities with disinfecting devices inside, a through hole for mounting an elastic glove sleeve fixing ring is formed in one side of each cavity, a finger sleeve section of each glove is positioned inside the corresponding disinfecting cavity, a sleeve end of each glove is fixed on the corresponding disinfecting cavity through the corresponding fixing ring, and quick wearing of the gloves can be completed under control action; gas pipeline joints connected with a two-way air pump to serve as an air source are arranged on two sides of the bottom of each disinfecting cavity, a low-power ozone generating piece is mounted at the bottom of each disinfecting cavity to serve as one disinfecting device, and a pressure detection switch for inside pressure detection and closed-ring control of the corresponding disinfecting cavity is mounted at the bottom of each disinfecting cavity; a gas pipeline is assembled with an electromagnetic valve, a flow adjusting valve, a one-way valve and a sterilizing filter and is connected to each disinfecting cavity and the corresponding air pump. A wearer steps on an outside pedal switch to generate negative pressure, balance pressure and positive pressure in the disinfecting cavities so as to enable the elastic gloves which are worn completely to contract and automatically shed from the sleeve fixing rings to hands of the wearer.

The invention relates to a child lock structure of an automobile side door lock. The child lock structure is arranged between an inner opening mechanism and an outer opening mechanism in a lock body of the automobile side door lock. The inner opening mechanism and the outer opening mechanism are controlled to be separated and combined through the locking position and the unlocking position, and therefore the function of the child lock structure can be achieved. The child lock structure is characterized in that the child lock structure comprises a child rod operation arm with a preset linear movement stroke, and a child rod linkage plate driven by the child rod operation arm to synchronously and linearly move; and one end of the linear movement stroke is designed to be the unlocking position of a child lock, and the other end of the linear movement stroke is designed into the locking position of the child lock. The child lock structure is simple and reasonable in structural design, the function of the child lock is achieved through cooperation of the child rod operation arm, the child rod linkage plate, a lower shell body, an upper shell body, the inner opening mechanism, the outer opening mechanism and other parts, and therefore peril incidents caused by the phenomenon that children on the back row touch an opening handle inside an automobile by accident and open a rear automobile door can be effectively prevented.

The invention relates to a child safety seat for a vehicle. The child safety seat is convenient for front and rear regulation, angle regulation and headrest regulation, low in cost and simple to operate. A front and rear regulating assembly, an angle regulating assembly and a headrest regulating assembly are arranged on the child safety seat disclosed by the invention; two mounting and fixing assemblies can be linked together through the structure of the front and rear regulating assembly so as to realize the synchronous regulation; through pressing or loosening an angle regulating button, a second gear lever is connected with a second clamping groove or separated from the second clamping groove so as to limit and loosen a seat back, when the seat back moves on the seat front and rear, an angle between the seat back and a base is changed, and the seat back can be locked at different positions on the base so as to regulate the angle of the seat back; the headrest regulating assembly can control a headrest to slide and lock relative to the seat back, the regulation is convenient, and regulating strokes are long.

The invention discloses a disposable titanium clamp synchronization opposite-direction operation device which is provided with a stirring block, a reset spring, a first opposite-direction connecting piece, a second opposite-direction connecting piece, a double-gear plate wheel and a sleeve rod. A first opposite-direction seat and a first rack are arranged on the first opposite-direction connecting piece. A second opposite-direction seat, a stirring seat, a second rack and a sleeve rod clamping groove are arranged on the second opposite-direction connecting piece. The second opposite-direction seat is provided with a first opposite-direction seat supporting plate. A first gear, a second gear, a mandrel are arranged on the double-gear plate wheel. The first opposite-direction seat is arranged on the first opposite-direction seat supporting plate in a sleeved mode. The first opposite-direction seat is matched with the first opposite-direction seat supporting plate in a sliding mode. The mandrel and a double-gear plate wheel clamping groove are connected in a rotating mode. The first gear and second rack are meshed. The second gear and the first rack are meshed. The sleeve rod is clamped in the sleeve rod clamping groove. The two ends of the reset spring are respectively connected with the sleeve rod and a spring seat. The stirring seat is pressed on the stirring block. The first gear and the second gear are relatively arranged. The disposable titanium clamp synchronization opposite-direction operation device is reasonable and simple in structure, operation is convenient, and synchronization opposite-direction operation is achieved.

The invention discloses an automatic Mahjong machine. The machine comprises a shuffling mechanism which is installed in a machine body and controlled by a control unit, a tile conveying mechanism, and a tile push-and-lift mechanism; the tile conveying mechanism consists of two sets of oppositely arranged conveying units located on two sides of the tile push-and-lift mechanism; when a tile push lifting platform of the tile push-and-lift mechanism descends, the tile push lifting platform can accept Mahjong tiles coming from conveying units on the two sides at the same time, when the tile push lifting platform rises, the Mahjong tiles on a platform are raised to the center of the table. According to the automatic Mahjong machine, a brand new Mahjong machine is designed by adopting the method of automatically launching mahjong tiles in the middle of the machine body for players to grab, the normal use by the players is satisfied only by one magnetic absorption Mahjong tile, the Mahjong host structure is simplified, the spare parts and occupied space are greatly reduced, the Mahjong machine is lighter, the manufacturing cost can be reduced greatly; additionally the possibility of cheating is completely eliminated, the tabletop of the players is also neat, clean and fresh, and the adjustment of the number of mahjong tiles by different playing methods or even the number of players can be accommodated. The automatic Mahjong machine is an industry subversive innovation, the structure design is simple and reasonable, the Mahjong machine has the advantage of industrialization, low cost, high efficiency, and quantity production, and the market prospect is broad.

The invention discloses an automatic-control water adding device of a dough kneading machine. The automatic-control water adding device comprises a conveying pipe, a feeding hopper is arranged at one end of the conveying pipe, the other end of the conveying pipe is communicated with a stirring cavity with a discharging pipe, a stirring shaft penetrates the conveying pipe and the stirring cavity, and one end of the stirring shaft is in transmission connection with a motor while the other end of the same is connected with a supporting seat; a spiral pushing plate is arranged on the front portion of the stirring shaft, a stirring rod is arranged on the rear portion of the stirring shaft, the conveying pipe is communicated with a water adding pipe with a gate valve, a sprayer is arranged at a position where the conveying pipe is communicated with the water adding pipe, and a flow switch and a flow meter are arranged on the water adding pipe. Flour enters the conveying pipe from the feeding hopper, is mixed and stirred with water in the process of being conveyed, is stirred well for the second time when passing the stirring cavity and is discharged finally through the discharging pipe; water injection quantity and flowing speed are controlled through the flow switch and the flow meter, and water incoming quantity can be adjusted according to different flour and different stirring speeds; the stirring rod in the stirring cavity can flail and stir the flour for well mixing.

A water-spraying mop comprising a mop rod, a mop head and a universal joint that rotationally connects the mop head and the mop rod; the mop rod comprises a water-squeezing frame that is disposed on the mop rod, and is capable of moving relative to the mop rod in an axial direction; the water-squeezing frame comprises a channel for allowing the mop head to pass through, a water-squeezing portion that is disposed in the channel, and faces the mop cloth while the mop head passes through the channel, and a liquid-spraying system consisted of a water tank, a water pump and a dynamic mechanism used for propelling the water pump to spray liquid; the water tank is disposed at the mop head, and the water pump is disposed in the mop rod.

The invention relates to a process and a device for rapidly growing a sapphire crystal material of a corundum system by virtue of a flame fusion method and belongs to the field of processes and devices for preparing crystals of the corundum system by virtue of the flame fusion method. By improvement on the crystal growth process, the rapid growth method is effectively broken through, the difficulty of not large growth size of the crystal is completely solved, the production efficiency is greatly improved and the production cost is further effectively controlled. Furthermore, at a high temperature of 2050 DEG C, the low-melting-point impurity in gamma-Al2O3 powder is gasified, the high-melting-point impurity is oxidized under an oxidizing atmosphere, the growth process of the crystal is fully realized, the repurification and recrystallization processes of the crystal are completed in fact, therefore, under the new process condition, the purity of alpha-Al2O3 sapphire crystal reaches up to 99.9998% and the requirement of users on the purity of the crystal is fully met. The whole set of device has simple and reasonable structure and design, is scientific and practical and suitable for being popularized in the industry and the crystal growth operation is efficiently performed in high quality manner.

The invention provides a control device and a control method thereof for an oil-gas well multistage perforator, comprising a staged perforation upper joint and a staged perforation lower joint which are connected together, wherein the other end of the staged perforation upper joint is connected with a former stage perforator, and the other end of the staged perforation lower joint is connected with a next stage perforator; a staged perforation control device is mounted in the staged perforation lower joint, and the staged perforation control device comprises a former stage wiring contact pin arranged at the upper port of the staged perforation lower joint and a next stage wiring contact pin arranged at the lower port of the staged perforation lower joint, an on-off insertion rod is arranged between the former stage wiring contact pin and the next stage wiring contact pin, and the lower end of the next stage wiring contact pin is connected with a telescopic connecting contact pin component; the staged perforation control device also comprises a control circuit board used for connecting and controlling the former stage wiring contact pin and the next stage wiring contact pin. The situation that a detonator just switched on by the former stage perforator is detonated by the next stage perforator due to the spurious ignition current is effectively avoided, the control device and the control method thereof can be used for detecting the on-off situation of a circuit in the corresponding stage, and the safety and reliability of the staged perforation control device are improved.

The invention relates to a bushing, a knuckle and a press-fitting technique for the bushing and the knuckle. The bushing is characterized by being composed of a bushing inner tube, a bushing outer tube and an intermediate rubber body, a rubber dustproof side lug is arranged on one side in the axial direction of the bushing, and a bushing flange is arranged on the other side in the axial direction of the bushing. A knuckle bushing hole used for mounting the bushing is formed in the knuckle. A press-in hole opening and a press-out hole opening of the knuckle bushing hole are both designed as a fillet structure with the radius R being 2.2-2.5 mm. The knuckle bushing press-fitting technique comprises three parts of mounting of the bushing, fixing of the knuckle and press-fitting. The knuckle bushing hole is designed according to the specific structure and material of the bushing, and the whole press-fitting process is further completed through a press-fitting tool. By optimizing the knuckle bushing hole structure, the problem that the rubber dustproof side lug is damaged during press-fitting is avoided. Positioning and stable bonding between the bushing and the bushing hole are guaranteed through the press-fitting tool, the operation process is simplified, time and labor are saved, the working efficiency is improved greatly, and the qualification rate of products is greatly increased.

The invention discloses a dimension measuring system for large-format plate materials, which mainly comprises a stereo bracket, a traction moving device, a sample scanning system, a calibration systemand a main control system. The traction moving device is installed on the stereo bracket, and moves the sample scanning system by traction. The calibration system is used as a calibration object of the large-format dimension measuring system, is composed of two groups of checkerboard calibration rulers, and is located around the bottom of the stereo bracket. The main control system receives a signal from the sample scanning system, analyzes and identifies the characteristic information in an image, calculates the sample dimensions according to the proportion relationship between the image pixels and the actual dimensions and outputs the sample dimensions. A dimension measuring method for large-format plate materials is also disclosed. Measurement and calibration are carried out simultaneously, and the problem of image error caused by the angle error of installation of multiple linear array cameras, camera motion error and image crossing and overlapping can be solved. The system and the method have the advantages of high measurement accuracy and wide application scope.

The invention discloses a high-pressure sealed nitrogen spring. A nitrogen cylinder component filled with nitrogen is placed in oil in an oil cylinder component. The oil cylinder component comprises an oil cylinder cavity plunger and an oil cylinder body, a space between the oil cylinder cavity plunger and a guide sleeve is sealed, the oil cylinder cavity plunger is movably connected with the guide sleeve, a space between the guide sleeve and the oil cylinder body is sealed, and the guide sleeve is fixedly connected with the oil cylinder body. The nitrogen cylinder component comprises a nitrogen cylinder end cover, a nitrogen cylinder body and a nitrogen cavity plunger, wherein the lower end of the nitrogen cavity plunger is placed on the bottom face of the oil cylinder body, the upper end of the nitrogen cavity plunger is inserted into an inner cavity of the nitrogen cylinder body, and the nitrogen cylinder end cover is arranged at the top of the nitrogen cylinder body. By the adoption of the structure that the nitrogen cylinder component is sealed by oil contained in the oil cylinder component, sealing of the nitrogen spring is effectively achieved under high temperature and high pressure, structural design is simple and reasonable, manufacturing cost is low, a nitrogen system is controlled stably, and temperature change is controlled stably; meanwhile, due to the lubricating function of the oil, the oil cylinder component and the nitrogen cylinder component have very good lubricity.

The invention belongs to the technical field of semiconductor package manufacturing, the invention relates to an adjustable parallel seam welding fixture of a surface mount ceramic shell, characterized by, includes a base for placing a ceramic housing and four adjustable fixing blocks and spring fixing assemblies for fixing the ceramic housing, Four adjustable fixing blocks are evenly distributedon the base, wherein three adjustable fixing blocks are slidable on the base, and the other adjustable fixing block is fixed with a spring fixing assembly, wherein the spring fixing assembly is elastically matched with the base; As that adjustable parallel seam weld fixture of the invention can realize the loading and fix of the surface mount ceramic shell with different external dimensions, the packaging is ensured to proceed smoothly, and the production cost is reduce.

The invention relates to a check valve structure and an air conditioner. The check valve structure comprises a check valve assembly and a filtering assembly. The check valve assembly comprises a hollow valve body, an elastic part and a piston, wherein the piston is arranged in the valve body, one end of the elastic part is arranged on the piston, and the other end of the elastic part is arranged on the valve body. A mounting groove is formed in the valve body, the filtering assembly is arranged in the mounting groove, solid impurities in refrigerants can be removed through a filtering screen and prevented from blocking the check valve structure so that the solid impurities cannot enter a pipe system, and the normal operation of the air conditioner is guaranteed; meanwhile, the filtering assembly is arranged in the check valve assembly so that the size of the air conditioner can be reduced.

The invention relates to a device and a method for detecting leak of an upper cover of a power battery. The device is characterized in that a vertically-arranged air cylinder is fixed on a support, the lower end of an air cylinder lever is connected with a plugging head for upper battery covers, and a bracket for upper battery covers is arranged below the plugging head for the upper battery covers; and the plugging head for the upper battery covers is connected with an air charge valve, and the lower end of the plugging head for the upper battery covers is provided with an air outlet. The method comprises the following steps: in the process of leak detection, placing the upper cover of the power battery on the bracket for upper battery covers, and operating an air charge valve of the air cylinder, so that the cylinder lever of the air cylinder moves downwards until the plugging head for upper battery covers is pressed against a connector of an explosion-proof valve of the upper cover of the power battery; and starting the air charge valve so as to carry out leak detection on the upper cover of the power battery.

The invention discloses a chemical engineering sewage treatment front-mounted deodorization device. The chemical engineering sewage treatment front-mounted deodorization device comprises a stirring tank body, wherein a driving motor is arranged at the upper end of the stirring tank body, and is connected with a rotating shaft through a speed reducer; the rotating shaft extends into the stirring tank body; anchor type stirring paddles are arranged at the bottom end of the rotating shaft; a spiral defoaming blades are arranged in the middle of the rotating shaft; two defoaming transverse shafts are symmetrically arranged at the upper part of the rotating shaft; a plurality of defoaming saw teeth are arranged on the defoaming transverse shafts; a water inlet tube is arranged at the upper end of the left side of the stirring tank body; a water outlet tube is arranged at the lower end of the right side of the stirring tank body. The chemical engineering sewage treatment front-mounted deodorization device is simple and reasonable in structural design and convenient to use, through multiple stirring and defoaming functions, odor in sewage can be sufficiently released, harmful smell substances can be adsorbed by using an activated carbon adsorption device and are discharged out later, and thus an ambient environment can be prevented from being affected by the odor.

The invention relates to a wave power generation beacon light. The wave power generation beacon light comprises a floater in a milling flat spherical shape and a light post arranged on the upper portion of the floater. The floater comprises a balance weight at the internal bottom end, and an automatic power supply device arranged above the balance weight; the automatic power supply device comprises a horizontal round base, a spindle perpendicularly fixed onto the base, a rotating mechanism, a flywheel and an accelerator, wherein the rotating mechanism, the flywheel and the accelerator are mounted along the axis of the spindle from top to bottom; the output end of the accelerator is connected with a generator which is used for supplying power for a light inside the light post; the rotating mechanism comprises a wheel, a transmission rod, and a one-way rotating device sleeving the spindle; the transmission rod is horizontally arranged and connected with the wheel and the one-way rotating device; the circumference of the base is provided with a ring-shaped track; the edge of the wheel is arranged on the track and moves circularly around the track. The wave power generation beacon light is novel in design, energy-saving, environmentally friendly, reasonable and concise in structure, convenient to maintain and long in service life.

The invention provides a floor type air conditioner which comprises a front face plate, a rear face plate, a base and a head portion. The front face plate and the rear face plate are respectively installed on the base, the front face plate, the rear face plate and the base form an accommodating cavity in an enclosure mode, one end of the head portion is installed in the accommodating cavity, the other end of the head portion is located at the top of the accommodating cavity, and the other end of the head portion forms an air outlet with the top of the front face plate and the top of the rear face plate and can stretch out or retract and rotate. When the other end of the head portion stretches out, the air outlet is in an opened state. When the other end of the head portion retracts, the air outlet is gradually decreased till the other end of the head portion is in contact with the top of the front face plate and the top of the rear face plate. The floor type air conditioner enables the air outlet to be capable of performing movement through stretching out, retraction and rotation of the heat portion, the scientific and technical content of the floor type air conditioner is increased, and using comfort is improved.

The invention discloses a columnar battery case and a battery thereof. The battery case includes a case body, wherein the case body comprises an outer case body and an inner case body; a spring damper is fixedly mounted in a cavity between the outer case body and the inner case body, the front surface and the back surface of the outer case body are both inlaid with radiating fins, and the bottoms of both sides of the outer case body are welded with a mounting base, the inner front surface and the back surface of the inner case body are both inlaid with heat conducting sheets, limiting grooves are welded on both sides of the inner part of the inner case body, an bottom end in the case body is fixedly provided with a damping spring, the top of the damping spring is fixedly connected with a base, an end cover is hinged to the top of the case body, and the top end on one side of the case body is provided with a mechanical lock body locked with the end of the end cover. The columnar battery case has the advantages of simple and reasonable structure design, convenient operation, easy installation, good heat dissipation effect, strong shock absorption capacity, safety and stability, stability of battery use, wide range of application, and favorable promotion and popularization.

The invention provides a coffee machine comprising the following units: a coffee machine body; a coffee basket; a coffee powder barrel used for containing coffee powders, positioned above the coffee basket, and having a discharge port; a powder split mechanism comprising a quantification container and a drive assembly; the quantification container is provided with a material inlet / outlet groove, and arranged on the output shaft of the drive assembly; the quantification container is provided with a feeding position and a blanking position; when the quantification container moves to the feeding position, the material inlet / outlet groove faces to the discharge port, and the coffee powder enters the material inlet / outlet groove; when the quantification container moves to the blanking position, the material inlet / outlet groove faces to the coffee basket, and the coffee powder in the material inlet / outlet groove falls into the coffee basket. The powder split mechanism can automatically quantify the coffee powder in the coffee powder barrel and convey the coffee powder to the coffee basket, thus automatically adding the coffee powder into the coffee basket, improving coffee machine usage comfort level, and bringing conveniences for users; the invention also provides a coffee machine control method.

The invention relates to a lockset with an electromechanical two-way open function, and relates to the technical field of lockset structures. The lockset with an electromechanical two-way open function is characterized by comprising an electric driven switching mechanism and a mechanical emergency opening mechanism. The electric driven switching mechanism comprises an electric driving assembly which is controlled by an external control system and provides power source for the whole lockset, a lead screw nut mechanism arranged on one side of the electric driving assembly, a gear drive assembly used to transmit power of the electric driving assembly to the lead screw nut mechanism, and a lock tongue control assembly. The lockset with an electromechanical two-way open function is reasonable and simple in structural design, and safe and reliable in operation.

The invention relates to a soft pressurizing chamber of a soft structure for rescue. In the soft pressurizing chamber, the chamber body is a sealing component, and is constituted by a soft bag having a pressure-bearing function. The periphery of the soft bag is sleeved by a coat. The top of the soft bag and the top of the coat are both provided with double-layer high-strength sealing zippers for an oxygen cabin. A pressure-bearing mesh is fitted to and sewed on the interior of the coat, so as to prevent the soft bag from deformation and increase the pressure-bearing property of the bag body. The soft pressurizing chamber for rescue is simple and reasonable in design, easy to fold, small in storage space, and convenient to carry. The chamber body can be conveniently transferred to a main rescue chamber in an accident sea area by a light-duty transportation facility, so as to rescue the patients on the main chamber. The soft pressurizing chamber for rescue is light in weight, convenient to carry, and fast in installation.

The invention discloses a mold frame structure fast to replace which comprises an upper mold seat, a lower mold seat, a mounting base and a mold frame mounting table. The lower mold seat and the mounting base are fixed through a bolt, and the upper mold seat and the lower mold seat are connected through a lifting mechanism. The mounting base is composed of a connecting block connected with the lower mold seat and an inverted-T-shaped sliding block arranged below the connecting block, and a sliding groove matched with the sliding block is formed in the upper surface of the mold frame mounting table. The sliding block is in sliding connection in the sliding groove. The sliding block and the mold frame mounting table are fixed through a movable locking mechanism. The mold frame structure is simple and reasonable in structural design and convenient to operate. Locking or separating of the mounting base and the mold frame mounting table can be achieved by operating an operating rod, and demounting, mounting and replacing are convenient; and the mold frame structure is safe, stable, wide in application range and beneficial to popularization.