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27results about How to "Shorten working hours" patented technology

A multi-material adhesive type gluing compounder

ActiveCN224588766UGuaranteed BondingIncrease productivity
The utility model discloses a kind of multi-material adhesive type's gluing compound machine, including rack, the rack front end is equipped with installation area, processing area, clamping area, collection component, the processing area is located above installation area, the clamping area is located above processing area, the collection component is located installation area, processing area and clamping area right side, to ensure that for a variety of materials are bonded, further ensure that repeated bonding without multiple equipment, in turn reduce the work length, to increase the production efficiency of factory, to reduce use cost, to ensure that material one and material two, material three in the process of adhesion, can adjust position at any time, to ensure that guarantee material does not appear complex deviation.
Owner:NOVATRON ELECTRONICS HANGZHOU

Self-adaptive lighting headlamp mechanism of electric motor car

The utility model discloses a self-adaptive lighting headlamp mechanism of an electric motor car, and relates to the technical field of lighting lamps. A self-adaptive lighting headlamp mechanism of an electric locomotive comprises an electric locomotive shell, a lamp mounting plate, a lighting lamp and a lighting adjusting structure, four fixing lugs are fixedly connected to the outer surface of the lamp mounting plate and fixedly mounted on the electric locomotive shell through bolts, and the lighting lamp is mounted on the lamp mounting plate. The lighting adjusting structure is located on the lamp mounting plate and comprises a fixing plate, a fixing box, two rotating shafts and a rotating plate, the light sensation sensor capable of being turned over is arranged on the headlamp, when the headlamp is turned on, the light sensation sensor automatically turns over to an effective sensing position, the headlamp is automatically controlled to be turned off in the daytime, and the lighting adjusting structure can be automatically turned off. Therefore, the unnecessary turn-on time of the headlamp is reduced, the working time of the bulb and related circuits is shortened, the aging speed is slowed down, and the service life of the headlamp is further prolonged.
Owner:JIYAN TECHNOLOGY (SHANGHAI) CO LTD

Intelligent non-full-phase loop testing device

The invention relates to an intelligent non-full-phase loop testing device, which comprises a waveform acquisition module, a multi-phase interphase switching path module, an internal and external driving voltage switching module, a control signal core unit, an internal driving voltage generation module, an HMI human-computer interaction module, an energy power supply module and a battery charging module, the battery charging module and the energy power supply module are connected to the control signal core unit, the internal driving voltage generation module and the internal and external driving voltage switching module are connected to the multi-phase interphase switching access module, and the control signal core unit is connected to the multi-phase interphase switching access module and the HMI man-machine interaction module. And the multi-phase interphase switching path module is connected to the waveform acquisition module. The operation is convenient and fast, the test working time can be effectively shortened, the test time can be greatly shortened, the test quality can be improved, and the non-full-phase action time can be accurately metered by controlling the opening and closing of the split-phase switch, recording the action time, generating a test report and supporting and exporting the test report to the mobile storage device.
Owner:TIANJIN ELECTRIC POWER TRANSMISSION & TRANSFORMATION ENG CORP +2

Ice melting column type composite insulator

The utility model discloses an ice melting column type composite insulator which comprises a core rod located at the center position, an umbrella skirt is installed on the outer side of the middle of the core rod, a heating electric wire is installed in the umbrella skirt in an embedded mode, a heat conduction piece is attached to the side portion of the heating electric wire, the heat conduction piece is installed in the umbrella skirt, and the heat conduction piece is connected with the core rod. The upper end and the lower end of the core rod are respectively provided with a connecting fitting. The stress plate is fixedly installed at the upper end of the middle of the core rod, a rotating mechanism is arranged above the stress plate, vibration is generated through cooperation of the rotating mechanism and the stress plate, the vibration is transmitted to the insulator, and broken ice on the outer side of the insulator is vibrated to fall down. According to the ice-melting column type composite insulator, the heating electric wire is electrified, heat generated by the heating electric wire is transmitted to the heat conducting sheet and then is uniformly dispersed on the insulator, rain and snow accumulated on the surface of the composite insulator are effectively reduced, crushed ice can be promoted to rapidly fall off, and the ice-melting column effect is improved.
Owner:ZATE ELECTRICAL POWER TECH CO LTD

Novel single-system refrigerator refrigerating system and control method thereof

The invention relates to the technical field of refrigerator refrigeration, in particular to a novel single-system refrigerator refrigeration system and a control method thereof, and can solve the problem that in the prior art, when a refrigerator is defrosted, the refrigerator cannot be defrosted. And residual liquid refrigerant of the evaporator can absorb heat radiated to the surface of the evaporator by a heating wire, so that the working time of the heating wire is prolonged, the temperature fluctuation of a refrigerator chamber is large, and the storage effect of food is influenced. The system comprises an electromagnetic three-way valve connected to an outlet of a condenser. The electromagnetic three-way valve is connected with the condenser through a first outlet; a second outlet of the electromagnetic three-way valve is connected with an inlet of a system throttling element, a third outlet of the electromagnetic three-way valve is connected with a bypass branch, and the bypass branch and a system main pipeline are converged in front of an inlet of an evaporator; an electromagnetic stop valve is further arranged in front of the compressor and used for controlling circulation of refrigerants between the outflow pipeline of the evaporator and the compressor. A pressure sensor is arranged at an outlet of the evaporator and used for sensing the refrigerant pressure of the outlet of the evaporator.
Owner:XI AN JIAOTONG UNIV

A feeding device for Tibetan pig farming

ActiveCN224267781Ushorten working hoursReduce manual feedingAnimal feeding devicesTibetan pigAnimal science
This utility model discloses a feeding device for Tibetan pig farming, relating to the technical field of feeding devices for livestock. It includes a frame with an open top, with a U-shaped baffle integrally connected to the top of the frame. A feeding trough is located on the front side of the frame, and a mounting plate is movably connected to the inner cavity of the baffle. A movable belt, which can unfold along the length of the mounting plate, is movably mounted on the mounting plate. The movable belt is driven by a drive mechanism. A feed box is located on one side of the frame, and a discharge pipe for conveying feed onto the movable belt is located on one side of the feed box. This feeding device for Tibetan pig farming guides the feed from the feed box onto the movable belt during its unfolding process. When the movable belt is fully unfolded, rotating and tilting the mounting plate allows the feed on the movable belt to slide into the feeding trough, reducing manual feeding and the working hours of the farmers.
Owner:YUNNAN KUNYI AGRICULTURAL DEVELOPMENT CO LTD

A universal washing device for washing out a material car

ActiveCN224641873Uno experience requiredNo hygienic corner
This utility model discloses a universal cleaning device for rinsing material carts, belonging to the technical field of food processing auxiliary equipment. The device includes a guide tube, a rotating nozzle, a connecting pipe, and an I-beam bracket. The guide tube is vertically fixed to the upper surface of the rectangular box of the material cart. The I-beam bracket and the rotating nozzle are respectively installed at the upper and lower ends of the connecting pipe to form a rotating nozzle cleaning assembly. The rotating nozzle cleaning assembly extends into the guide tube through the connecting pipe, with the rotating nozzle located outside the bottom of the guide tube. The rotating nozzle cleaning assembly is supported and limited by the I-beam bracket cooperating with the upper end of the guide tube. After connecting the water pipe to the connecting pipe, high-pressure water flows through the rotating nozzle, causing its head to rotate 360°, and the sprayed water curtain cleans the inside of the material cart box. This utility model can automatically complete 360° all-around cleaning of the inside of the material cart box, saving water resources and reducing the labor intensity of operators.
Owner:BEIJING HONGXI ESSENCE SPICES CO LTD

Device based on vector biological database and application method

The invention provides equipment based on a vector biological database and an application method, the equipment comprises a fixing assembly and an acquisition terminal, the fixing assembly comprises a storage table, a control support is arranged on the storage table, the acquisition terminal is arranged on the control support, and the acquisition terminal is provided with an identification module, a marking module, a counting module and a classification module; wherein a sample is firstly placed on the object placing table, then the position of the collection terminal is controlled through the control support so that the collection terminal can sample the sample, and finally information obtained through sampling is recognized through the recognition module, marked through the marking module and classified through the classification module. According to the invention, sample collection, image acquisition, intelligent identification, marking, accurate counting and classification can be realized, and the whole process is automatic and intelligent, so that the working time for screening the vector organisms from the large-flux sample is shortened; therefore, the timeliness, accuracy and intelligent level of public health monitoring, port import and export cargo customs clearance and vector biological prevention and control can be greatly improved.
Owner:INSPECTION AND QUARANTINE TECHNOLOGY CENTER ZHONGSHAN ENTRY EXIT INSPECTION AND QUARANTINE

Multi-functional pipeline positioning and clamping device

The utility model relates to pipeline clamping field discloses multifunctional pipeline positioning clamping device, including support column, the middle part of support column is equipped with angle adjusting assembly, angle adjusting assembly is connected with lock mechanism, the lock mechanism includes fixed plate, the upper surface of fixed plate installs the carousel, the carousel is circumferentially equidistant and is opened with a plurality of slide grooves, install the cylinder in each slide groove, each cylinder one end fixedly connected with clamping block, the upper surface of clamping block is equipped with the fixed ring, the lower surface circumferential equidistant fixed mounting of fixed ring has a plurality of sector blocks, the outer lateral wall of carousel fixedly connected with the rotating block, the one side of rotating block is equipped with the bolt, the upper end of fixed plate is opened with a plurality of insertion hole, in the utility model, through setting lock mechanism, when clamping and locking to pipeline, only need to pull out the bolt and rotate carousel, can drive clamping block to move up and down to fixed pipeline fast. The operation is simple and easy, and the working time is significantly reduced.
Owner:SHANGHAI KAILE CONSTR ENG CO LTD

Wire-drawing die cleaning auxiliary equipment

The utility model discloses auxiliary equipment for cleaning a wire-drawing die, which belongs to the technical field of auxiliary equipment for cleaning the wire-drawing die, aims at reducing the cleaning time of the wire-drawing die and reducing the cleaning efficiency of the wire-drawing die, and comprises an electrical cabinet and an ultrasonic cleaning tank, a control motor is arranged in the middle of the electrical cabinet, a driving chain wheel is fixed to the driving end of the control motor, the outer wall of the driving chain wheel is meshed with a chain, the other end of the chain is meshed with a driven chain wheel, a linear adjusting assembly is arranged in the center of the driven chain wheel, and a mounting plate is rotationally mounted on one side of the top end of the electrical cabinet. According to the wire-drawing die cleaning device, the motor, the driving chain wheel, the chain, the driven chain wheel, the rotating rod, the first rotating piece, the connecting shaft, the limiting sliding block and the limiting rod are controlled to work in a matched mode, then the cleaning frame can be driven to slide in the ultrasonic cleaning tank in a reciprocating mode, and the cleaning time of a wire-drawing die can be shortened.
Owner:TENGZHOU EASTERN STEEL CORD

Light-emitting unit driving circuit and method, pixel circuit and display device

ActiveCN119418657Bshorten working hoursExtended service lifeStatic indicating devices
The present invention provides a light-emitting unit driving circuit and method, a pixel circuit and a display device, wherein the light-emitting unit driving circuit includes a first driving tube, a second driving tube, a light emission switch, a reset switch, a data switch, a first selection switch, a second selection switch and a flip circuit. In the reset period of each frame, a reset signal is written and the circuit is reset. At the same time, the flip circuit is triggered to switch the output level, so that when the frame is switched, the first selection switch and the second selection switch are triggered to be turned on alternately, and in the data writing period of each frame, a data signal is written and output to a driving tube through the corresponding selection switch. The corresponding driving tube is triggered by the data signal to generate a current signal, and the current signal is output to the light-emitting unit through the light emission switch during the light-emitting period. In adjacent frames, the driving tubes that generate current signals work alternately, which reduces the working time of each driving tube and improves the service life.
Owner:HKC CORP LTD

Discharging device of drying machine

The utility model discloses a dryer discharging device which comprises a workbench, the top of the workbench is fixedly connected with a discharging barrel, the top of the discharging barrel is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a connecting block through a coupler, and one side of the connecting block is fixedly connected with a telescopic sleeve plate. Through the arrangement of the workbench, the unloading barrel, the motor, the connecting block, the telescopic sleeve plate, the extension plate, the movable column and the bottom baffle, the unloading device can be used more conveniently, materials needing to be unloaded cannot be stacked into a conical shape when the unloading device collects the materials, and the loading capacity which can be achieved by the unloading device is also increased; the use efficiency of the unloading device is improved, the number of unloading devices needed during unloading is reduced, the use cost of the unloading device is reduced, the working time of workers is shortened, and long-term use of the unloading device is facilitated. The device solves the problem that current internal loading is not uniform.
Owner:JIANGSU FAST INTELLIGENT EQUIP CO LTD

Monitoring equipment and control method and control device thereof

The invention discloses monitoring equipment and a control method and a control device thereof, and the control method of the monitoring equipment comprises the steps: obtaining a monitoring picture captured by the monitoring equipment and a weight setting range, and dividing the monitoring picture into a plurality of sub-regions which are arranged in an array; setting a weight value for each sub-region according to the monitoring picture and the weight setting range; the weight value is within a weight setting range; monitoring equipment is controlled to capture a monitoring picture in real time, and the sub-movement value of each sub-region is obtained in real time; and determining the monitoring power level of the monitoring equipment according to the sub-movement value and the weight value corresponding to each sub-region, and controlling the monitoring equipment to operate at the monitoring power level. According to the technical scheme, the working time of the monitoring equipment under the extreme temperature condition can be shortened, or the monitoring equipment is prevented from working under the extreme temperature condition, the monitoring quality of the monitoring equipment is improved, and the service life of the monitoring equipment is prolonged.
Owner:INVENTEC APPLIANCES (JIANGNING) CORPORATION +1

Bean curd production compaction device convenient to adjust

ActiveCN222639713UEasy to adjustImplement the collection functionFood shapingAgricultural engineeringStructural engineering
The utility model discloses a bean curd production compacting device convenient to adjust, which comprises a device main body, bases are fixedly connected to four corners of the bottom end outside the device main body, a groove is formed in the top end of the device main body, and a limiting assembly convenient to position and adjust is arranged in the groove of the device main body. The limiting assembly comprises a containing box, a fixing base, a water collecting groove, a through hole, a guide rod, a fixing belt and an inserting plate. According to the bean curd production compaction device convenient to adjust, the containing box, the fixing base, the water collecting tank, the through hole, the guide rod, the fixing belt and the inserting plate are arranged, the containing box is fixed in an all-around mode, it is ensured that the containing box cannot be dislocated during compaction operation, the compaction precision is improved, the compact taste of bean curd is improved, and the practicability is high. The problems that equipment cannot conduct limiting adjustment on a storage structure, dislocation is likely to happen in the compaction process, consequently, compaction is uneven, the squeezing precision is greatly reduced, and the taste of bean curd production is affected are solved.
Owner:德阳市杨麻婆食品科技有限公司

Sleeve dismantling mechanism and dismantling device

The invention discloses a sleeve dismantling mechanism, which is used for dismantling a nylon sleeve arranged in a stainless steel sleeve, and comprises a main shaft, a first guide sleeve, a spring, a second guide sleeve and a drill bit, a drill bit is arranged at the lower end of the spindle; a hexagonal head is arranged at the top of the main shaft; the circumferential outer wall of the main shaft is sequentially sleeved with a second guide sleeve, a spring and a first guide sleeve from top to bottom; the second guide sleeve, the spring and the first guide sleeve are positioned between the hexagonal head and the drill bit; the drill bit is used for cutting the nylon sleeve arranged in the stainless steel sleeve; and the first guide sleeve and the second guide sleeve are used for guiding and restraining the moving path of the drill bit in the stainless steel sleeve. The device can conveniently and reliably take out the old nylon sleeve in the pre-embedded nut set, timely clean the residual nylon sleeve, remarkably improve the replacement work efficiency of the nylon sleeve, reduce the labor intensity of workers, and have great practical significance.
Owner:TIANJIN RAILWAY SIGNAL CO LTD

Electrical automation control cabinet

The utility model discloses an electrical automation control cabinet, a blocking mechanism comprises a shielding cover and an upper baffle plate, the shielding cover is fixedly connected in a cabinet body, one side of the shielding cover is provided with a through hole in a penetrating manner, the through hole and an exhaust port are located on the same straight line, one side of the shielding cover is slidably connected with a lower baffle plate, and the lower baffle plate is provided with an upper baffle plate. The upper baffle plate is slidably connected to the inner wall of the cabinet body, and the upper baffle plate and the lower baffle plate are connected through a transmission mechanism and a driving mechanism, and relates to the technical field of control cabinets. The driving mechanism and the transmission mechanism are used for driving the upper baffle and the lower baffle to move, the air inlet and the through hole are closed, dust can be prevented from entering the cabinet body, the working time of the ventilator assembly is shortened, the service life is prolonged, the amount of dust entering the cabinet body can be reduced, and normal work of electrical components is facilitated.
Owner:ANHUI XIANGYUAN TECH CO LTD

Medical surgical instrument cleaning and disinfecting equipment

The invention relates to the technical field of medical instrument cleaning and disinfection, and discloses medical surgical instrument cleaning and disinfection equipment which comprises an equipment seat body, a placement basket, an ultrasonic cleaning mechanism, a clean water flushing mechanism, a high-pressure steam disinfection mechanism and a control display, the ultrasonic cleaning mechanism, the clean water flushing mechanism and the high-pressure steam disinfection mechanism respectively comprise a cleaning bin body, a flushing bin body and a disinfection bin body, a bubble stirring mechanism is arranged in the cleaning bin body, the bubble stirring mechanism comprises an air hole disc which is axially symmetrically and fixedly connected to the inner bottom of the cleaning bin body, and a vacuumizing mechanism is arranged in the disinfection bin body. Intermittent bubble stirring of cleaning liquid in the cleaning bin body can be achieved, the cleaning liquid can be assisted in macroscopic movement so as to improve the cleaning and decontamination efficiency of surgical instruments, meanwhile, air in the disinfection bin body is reduced, the working time of a vacuumizing pump is shortened, and the working efficiency is improved. Therefore, high-temperature steam can be assisted to uniformly permeate so as to improve the disinfection and sterilization effect.
Owner:SHENZHEN KANGJIER BIOTECHNOLOGY CO LTD

Ground-source heat pump-based cooling and heating energy station and control method

This invention discloses a ground-source heat pump-based cooling and heating energy station and its control method, belonging to the field of smart energy station technology. It includes acquiring the operating time period and corresponding outdoor air temperature and humidity; inputting the operating time period and corresponding outdoor air temperature and humidity into a preset cooling and heating energy station operating model for processing; optimizing for minimum operating cost; iteratively calculating the preset cooling and heating energy station operating model based on the operating time period and corresponding outdoor air temperature and humidity to obtain the optimal average energy release load of the energy storage module and the optimal cooling and heating switching threshold, thereby adjusting the operating mode of the cooling and heating energy station. This can improve the efficiency of the cooling and heating energy station and reduce costs; it solves the problem in existing technologies where "the impact of outdoor air temperature on the efficiency of the cooling and heating energy station is not considered, resulting in low system efficiency."
Owner:山东省煤田地质局第四勘探队

Single-chamber rotary double-door coating machine

The utility model discloses a single chamber rotary type double -door coating machine, include: frame, install the coating storehouse on the frame, with the left side edge swing joint of coating storehouse left door storehouse, with the right side edge swing joint of coating storehouse right door storehouse, install left workpiece rotary frame in the left door storehouse, install right workpiece rotary frame in right door storehouse, install sputtering target in the coating storehouse, left door storehouse, right door storehouse can with coating storehouse cooperation into airtight vacuum coating chamber. The utility model under the limited production space and production cost, make the existing coating storehouse structure, work alternately with double -open door, in the time of not influencing coating production, realized seamless link of feeding, coating, unloading, fully utilized the idle time of coating waiting period, compressed work length of time, greatly improved work efficiency.
Owner:SHENZHEN THREE BEAM COATING TECH CO LTD

Stirring device for resin mixing

ActiveCN222610085Uincrease mixing speedshorten working hoursThermodynamicsElectric machinery
The utility model provides a stirring device for resin mixing, which comprises a stirring barrel, a driving motor fixedly mounted at the top of the stirring barrel, and a stirring shaft mounted on an output shaft of the driving motor, and is characterized in that a spiral stirring blade group and a spiral rod group are fixedly mounted on the stirring shaft, and the spiral stirring blade group comprises a transverse plate; and double-helix stirring blades are arranged between the upper and lower transverse plates in a surrounding manner. According to the stirring device for resin mixing disclosed by the utility model, resin at the bottom of the inner side of the stirring barrel is turned over upwards through the double-spiral stirring blades, and the resin is rotationally stirred by the stirring rods on the spiral rod group, so that the stirring time can be shortened and the mixing and stirring efficiency can be improved in the process of mixing and stirring the resin.
Owner:JIANGSU KUANGSHUN PHOTOSENSITIVITY NEW MATERIAL

Tower crane perpendicularity monitoring system

The utility model discloses a tower crane perpendicularity monitoring system, and relates to the technical field of building construction. A mounting box is arranged on one side of the measuring assembly, a rotating assembly is arranged on the inner side of the mounting box, the measuring assembly is connected with the mounting box through the rotating assembly, a clamping assembly is arranged on the inner side of the side, away from the measuring assembly, of the mounting box, and the mounting box is fixed to the tower crane through the clamping assembly. According to the utility model, through the arrangement of the rotating assembly, the scale can be adjusted to be in a horizontal state through control, so that the danger caused by long-time high-altitude operation of a worker due to scale calibration can be avoided, and the safety of monitoring work can be further improved.
Owner:GUANGDONG HUIHE ENG TESTING CO LTD

Door components and lockers

This invention relates to the field of storage equipment, providing a door assembly and a storage cabinet. The door assembly includes a door body with a handle groove; a drive device; a bracket hinged to the door body, on which a cover assembly is mounted; and a clutch mechanism mounted on the bracket. The drive device is adapted to drive the bracket to switch between a pressed state and a reset state. In the pressed state, the cover assembly avoids the handle groove; in the reset state, the cover assembly covers the handle groove. During the switching between the pressed and reset states, the clutch mechanism is adapted to adjust the movement speed of the cover assembly. This door assembly can drive the bracket to switch between the reset and pressed states more quickly, thereby allowing the cover assembly to close faster, facilitating the user to quickly engage the handle groove to open the door, and also improving the bracket's reset process. Due to the clutch mechanism, the operating time of the drive device can be reduced; the switching speed of the bracket can be improved solely through the structural design of the clutch mechanism.
Owner:HEFEI MIDEA REFRIGERATOR CO LTD +2

A museum environment wireless monitoring system and a monitoring method thereof

The application discloses a kind of museum environment wireless monitoring systems, comprising: several temperature sensors, be arranged in different positions in museum, for monitoring temperature in museum;Several humidity sensors, be arranged in different positions in museum, for monitoring humidity in museum;Several smoke inductors, be arranged in different positions in museum, for monitoring smoke concentration in museum;Several carbon dioxide sensors, be arranged in different positions in museum, for monitoring carbon dioxide concentration in museum;Central controller is respectively communicated with temperature sensor, humidity sensor, smoke inductor and carbon dioxide sensor, for the processing of monitoring data and the remote control of temperature sensor, humidity sensor, smoke inductor and carbon dioxide sensor.The application can improve the deficiency of prior art, under the premise of not affecting normal monitoring, prolong the service life of sensor.
Owner:GOLD MAINLAND EXHIBITION DECORATION CO LTD

Aquatic product processing device

The utility model relates to the field of aquatic products, and discloses an aquatic product processing device which comprises a workbench, the top of the workbench is fixedly connected with a limiting plate, one side of the limiting plate is fixedly connected with a telescopic sleeve plate, and the top end of the telescopic sleeve plate is fixedly connected with a derivative plate. According to the aquatic product processing device, the working table, the limiting plate, the telescopic sleeve plate, the derivative plate, a telescopic column, a pressing plate, a lower connecting plate, a motor and a rotary cutting blade are arranged, aquatic products needing to be processed can be cut, manual cutting by workers is not needed, manpower needed during aquatic product processing is reduced, and the aquatic product processing efficiency is improved. According to the aquatic product cutting device, the cost needed during aquatic product processing is reduced, the working time of workers is shortened, the working efficiency of the workers is improved, manual cutting is not needed, dangerous accidents during cutting are reduced, the safety coefficient of the workers is improved, and subsequent processing of aquatic products is more efficient.
Owner:ZHOUSHAN ZHOUSHENG FOOD CO LTD

Sand box combined bottom plate of hot phenolic sand mold 3D printer

ActiveCN222607946Ushorten working hoursReduce printing costsAdditive manufacturing apparatusMoulding flasksSoil scienceComputer printing
The utility model discloses a sand box combined bottom plate of a hot phenolic sand mould 3D printer, which comprises a steel bottom plate and a sand bottom plate assembly, the steel bottom plate is mounted at the bottom of a sand box main body, the sand bottom plate assembly is mounted at the upper part of the steel bottom plate, a plurality of positioning holes are formed in the steel bottom plate, and the sand bottom plate assembly is connected with the positioning holes of the steel bottom plate through a positioning structure; a gap is formed between the outer side face of the sand bottom plate assembly and the inner wall of the sand box body, after the sand bottom plate assembly and the steel bottom plate are combined, the gap is filled with sand, and the filled sand is flattened to be flush with the upper surface of the sand bottom plate assembly. According to the bottom plate, the steel bottom plate and the sand bottom plate assembly are combined, the combined bottom plate can be repeatedly used, the thickness of bottom sand laid by a printer is reduced from 35 mm to 5 mm, the working time of the printer is shortened, the printing cost is greatly reduced, and the printing efficiency is improved.
Owner:SINO TRUK JINAN POWER CO LTD

refrigerator

PendingCN122566448Ashorten working hoursReduce the risk of entering the extraction pipeline
This application belongs to the field of home appliance technology and provides a refrigerator, including: a cabinet and a door; an extraction device and an extraction device, both disposed on the door or the cabinet; the extraction device includes an inner cup and an outer cup, the outer cup being in communication with the external environment; the inner cup is located inside the outer cup and has a through hole communicating with the outer cup; the extraction device includes a connecting joint, an extraction motor, and an extraction pipeline, one end of the extraction pipeline being connected to the extraction motor and the other end being connected to the connecting joint; the connecting joint can be connected to the extraction device; the controller is configured to: if the door is closed, control the extraction motor to operate alternately in a first operating mode and a second operating mode, or operate in the first operating mode, so that no bubbles are generated during the extraction process or bubbles are generated only in part of the cycle, reducing the risk of liquid entering the extraction pipeline and shortening the extraction time; if the door is open, control the extraction motor to operate in the second operating mode to generate bubbles for observation of the extraction process.
Owner:HISENSE(SHANDONG)REFRIGERATOR CO LTD

A hydraulic clamp with a mechanical self-locking structure and its design method

ActiveCN121539533BGuaranteed tightnessSolve the problem of "failure when pressure is lost"Geometric CADWork holdersHydraulic cylinderClassical mechanics
This invention discloses a hydraulic clamp with a mechanical self-locking structure and its design method, comprising: a hydraulic cylinder and a hydraulic cylinder piston rod slidably disposed within the hydraulic cylinder; a self-locking assembly is disposed on the hydraulic cylinder, the self-locking assembly including a wedge-shaped locking pin, a push rod, a push-pull locking rod, and a wedge-shaped locking block; one end of the push-pull locking rod is axially connected to the push rod, and the other end is axially connected to the hydraulic cylinder piston rod; the wedge-shaped locking pin is disposed on the outer wall of the push-pull locking rod, the wedge-shaped locking block is sleeved on the outer side of the push rod, and the inner wall of the wedge-shaped locking block is provided with a wedge-shaped groove, the wedge-shaped groove being adapted to the shape of the wedge-shaped locking pin; the wedge-shaped locking pin extends from the push-pull locking rod to the wedge-shaped locking block, and the wedge-shaped locking pin is inserted into the wedge-shaped groove; when the hydraulic cylinder is cut off, the wedge-shaped locking pin and the wedge-shaped groove of the wedge-shaped locking block form a rigid engagement, the push-pull locking rod maintains the relative position of the push rod and the hydraulic cylinder piston rod, and the whole remains locked, achieving continuous clamping, eliminating the need for continuous oil supply of electricity / fuel consumption, and reducing energy costs.
Owner:SICHUAN DIANPEIDIAN TECH DEV CO LTD