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39results about How to "Control the degree of opening and closing" patented technology

Multiple machine-group air conditioner

InactiveCN1455197AMeet the requirements of suction superheatPrecisely control the degree of opening and closingMechanical apparatusSpace heating and ventilation safety systemsEngineeringElectronic expansion valve
The invention discloses a multiple machine-group air conditioner including an outdoor machine-group, an indoor machine-group and an electromotive expansion valve. The air conditioner also includes an exhaust temperature detecting device for measuring exhaust temperature of the compressor and a control device for determining target exhaust temperature of the compressor to optimal satisfy the requirement for imbibing excessive heat degree of the compressor based on the required power of the indoor machine-group, and to control opening degree of the electromotive expansion valve based on the difference between the target exhaust temperature and the exhaust temperature measured by the exhaust temperature detecting device of the compressor.
Owner:SAMSUNG ELECTRONICS CO LTD

Water-saving traditional Chinese medicine cleaning and drying device

The invention provides a water-saving traditional Chinese medicine cleaning and drying device, which comprises a material control device, a cleaning box and a drying box. The material control device comprises air cylinders, a feed hopper, stopping plates and telescopic shafts; the cleaning box comprises a cyclic cleaning device, a cleaning cavity and a sewage tank; the cyclic cleaning device comprises a cyclic water pipe, a cyclic pump and a water discharging pipe; the cleaning cavity comprises a water inlet pipe, a drive motor, a rotary shaft and a water filter plate; a vibrator and a material discharging pipe are arranged on the outer end of the cleaning cavity; filter layers and a drainage pipe are arranged in the sewage tank; the drying box is arranged on the right end of the cleaning box and is connected with the cleaning box through the material discharging pipe; a conveyor belt, conveyor rollers, a box door, fixing rods and air blowers are arranged in the drying box; the conveyor belt is connected with the conveyor rollers; a plurality of air blowers are arranged and are uniformly distributed between the fixing rods; and a fan and a filter screen are arranged in each air blower. The water-saving traditional Chinese medicine cleaning and drying device provided by the invention integrates cleaning and drying into a whole, is high in efficiency and fast in speed, can recycle a water resource, and can control the blanking speed.
Owner:HENAN TIMECLOUD COMM TECH CO LTD

Battery protection device

One or more embodiments of the invention provide a battery protection device, and the device comprises a battery shell, poles at the two ends of the battery shell are electrically connected with connecting pieces to be connected and conducted with tabs of a battery core body, a liquid inlet pipe is externally connected with an expansion valve to introduce cooling liquid, and a liquid outlet pipe is attached to the outer side wall of the battery core body to cool and dissipate heat. Expansion liquid is filled in the temperature sensing bulb so as to sense the temperature of the liquid outlet pipe, control the opening degree of the expansion valve and automatically adjust heat dissipation in real time; the expansion valve is further provided with a switching mechanism, a screw and a nut which are meshed with each other in a threaded mode, the hollow interior of the nut is filled with flame-retardant powder, and an elastic film is attached to the outer side of the nut in an original state, and is fixedly clamped through an elastic rope. When the temperature sensed by the temperature sensing bulb reaches a limit threshold value, the switch mechanism can be triggered to trigger and conduct the top thorn mechanism, so the connecting piece and the elastic rope are broken to scatter the flame-retardant powder, and therefore, the functions of timely extinguishing fire and isolating thebattery are realized.
Owner:安徽正熹标王新能源股份有限公司

Aerofoil-shaped trawl net plate

The invention provides an aerofoil-shaped trawl net plate. The aerofoil-shaped trawl net plate comprises an aerofoil-shaped net plate body, an active speed reducing mechanism, a limiting mechanism, atransmission mechanism, a horizontal adjusting mechanism and a depth adjusting mechanism, wherein the aerofoil-shaped net plate body comprises two curved side plates, a top plate and a bottom plate, the two curved side plates are symmetrically arranged, the top plate and the bottom plate are welded to the upper end and the lower end of the two curved side plates respectively, and the active speedreducing mechanism is fixedly connected to the interior of the aerofoil-shaped net plate body; the active speed reducing mechanism comprises an arc-shaped water baffle, a sliding rod, a box body, a fixing plate, a spring, a groove and a resistance plate; the sliding rod is transversely and slidably connected to the interior of the aerofoil-shaped net plate body, and one end of the sliding rod penetrates through the aerofoil-shaped net plate body and is fixedly connected with the arc-shaped water baffle; the box body is fixedly connected between the two curved side plates. The aerofoil-shaped trawl net plate has the advantages that the stability is high, the fishing capacity of a fishing boat is increased, and the energy consumption is reduced.
Owner:ZHEJIANG OCEAN UNIV

Stroke varying type double-cylinder active magneto-rheological shock absorber based on shearing mode

The invention discloses a stroke varying type double-cylinder active magneto-rheological shock absorber based on a shearing mode. The stroke varying type double-cylinder active magneto-rheological shock absorber based on the shearing mode is composed of a bottom cover, an outer cylinder barrel, an inner cylinder barrel, an electromagnetic valve, a piston rod, a floating piston, a piston surroundedby a coil, metal rubber, a fuzzy controller, a sensor and the like, the electromagnetic piston is located in the inner cylinder barrel, the piston rod is connected with the electromagnetic piston, the inner cylinder barrel and the outer cylinder barrel are fixed on the same base, the inner cylinder barrel and the outer cylinder barrel are connected through a through hole in the side wall of the inner cylinder barrel, the electromagnetic valve is arranged on the portion, corresponding to the through hole of the side wall of the inner cylinder barrel, of the side wall of the outer cylinder barrel, the metal rubber and the floating piston structure are arranged on the inner side of the outer cylinder barrel. When the vibration absorber works, a central controller of a vibration damping system can control the current on the electromagnetic coil and opening of the electromagnetic valve so as to control the output force of the shock absorber according to an acceleration signal transmitted by an acceleration sensor installed on the shock absorber; and the central control system of the shock absorber can control the opening and closing degree of the electromagnetic valve according to thesize of the road excitation, and the buffer stroke is controlled.
Owner:ZHONGBEI UNIV

Agricultural inspection system

The invention discloses an agricultural inspection system. The agricultural inspection system comprises a water and fertilizer station, water and fertilizer supply stations, a steel cable device, a water and fertilizer spraying machine, an unmanned aerial vehicle and a controller, the steel cable device drives the water and fertilizer spraying machine to move for irrigation and fertilization, and the water and fertilizer station comprises a water and fertilizer supply assembly which supplies water and fertilizer to the water and fertilizer spraying machine; each water and fertilizer supply station comprises a parking apron and a supply device, the unmanned aerial vehicle is parked on the parking apron, and the supply device supplies pesticide and power source to the unmanned aerial vehicle. Two groups of water and fertilizer supply stations are diagonally arranged and serve as a take-off position and a final position of the unmanned aerial vehicle in one unit respectively, the unmanned aerial vehicle takes off in one group of water and fertilizer supply stations, the unmanned aerial vehicle does not need to fly back to supplement water and fertilizer or spray, so that electric power is effectively saved, and spraying efficiency is improved.
Owner:杭州橙果云智能科技有限公司

Blanking adjustable discharging hopper device and concrete batch plant applying same

The invention provides a blanking controllable discharging hopper device and concrete batch plant applying same. The discharging hopper device comprises a discharging hopper assembly (10) and a discharging valve assembly (20) connected below the discharging hopper assembly (10); wherein the discharging valve assembly (20) comprises a tubular valve body part (21) which is connected with a valve hopper assembly and is provided with a blanking channel, a valve part (23) which is arranged on the tubular valve body part (21) and comprises a rotating shaft (231) and a door sheet (232) connected onto the rotating shaft (231), as well as a driving part (24) which is connected to the end part of the rotating shaft (231) and drives the rotating shaft, so that the door sheet (232) can be selectively located at any position between full open position and full close position. The concrete batch plant of the invention comprises a stirring main machine and the discharging hopper device. The invention can conveniently realize control on lockage degree of discharging valve.
Owner:SANY HEAVY IND CO LTD (CN)

Wheat flour production break device

InactiveCN110038665AAvoid increasing footprintLow costGrain huskingSievingEngineeringMechanical engineering
The invention discloses a wheat flour production break device. The wheat flour production break device comprises a base and a break mechanism mounted on the base through support legs, wherein the break mechanism comprises a break tank and a collecting tank connected under the break tank; the inside of the break tank is provided with a toothed roll group for breaking wheat and is rotatingly provided with a turning barrel for wrapping the toothed roll group, and the feeding port of the break tank is provided with a power mechanism for driving the turning barrel to rotate; the inside of the collecting tank is provided with a transitional channel communicating the upper surface and the lower surface of the collecting tank, and the inside of the collecting tank is also provided with a valve mechanism for opening and closing the transitional channel; the base is provided with a screening tank through the support legs. The wheat flour production break device can avoid increase of space occupation brought by a multiple-toothed roll structure and is low in overall structure cost.
Owner:CHENGDU XIONGJIAN FLOUR IND CO LTD

Oil-water separation device based on application of machining center

The invention discloses an oil-water separation device based on application of a machining center, and belongs to the field of oil-water separation. According to the scheme, oleophylic fibers are adsorbed on the surface of oil stains, the depth of adsorption balls in a storage pool is controlled through a magnetic suspension device, through holes in the outer sides of the adsorption balls wind and adsorb the oil stains containing the adsorption balls through extension fibers, a lipophilic layer intercepts the oil stains in sewage, the sewage enters the inner side of an adsorption balls through the through holes, the sewage is disinfected and sterilized through a sterilization ball, a temperature control adjusting device is heated, a connecting plate is lifted through a transmission rope, the opening and closing degree of the connecting plate is controlled, an electromagnetic net is started, a magnetic field generated by the electromagnetic net and a magnetic adsorption block are mutually adsorbed, the adsorption strength between the magnetic adsorption blocks and the electromagnetic net is controlled through the temperature, the friction force between the magnetic adsorption blocks and the oil stains is improved through the protruding blocks at the outer ends of the oleophylic fibers, after a gelatin layer is melted when meeting water, a magnetic powder enters the oil stains, and the oil stains are settled to the bottom of a storage pool through the electromagnetic net.
Owner:南通利联机床制造有限公司

Drainage device and drainage method of air conditioner and air conditioner

The invention provides a drainage device and drainage method of an air conditioner and the air conditioner. The drainage device comprises a detection module, a driving assembly and a blocking piece; and the detection module is configured to detect the amount of condensate water in a base plate of the air conditioner, and the driving assembly is configured to be capable of driving the blocking piece to block or open a drainage opening of the base plate of the air conditioner according to a detection result of the detection module or a user instruction. According to the drainage device of the air conditioner, drainage can be automatically or manually controlled according to the water level of the base plate of the air conditioner, and a window air conditioner does not need to be dragged intoa room, so that operation is quite convenient; and when a client can receive part of water striking sound, the water level can be controlled at a proper water striking position by detecting the waterlevel of the base plate and controlling the opening and closing degree of the drainage opening, so that high energy efficiency is generated under the condition of low noise.
Owner:GREE ELECTRIC APPLIANCES INC

Intelligent household window

The invention discloses an intelligent household window. The intelligent household window comprises a control module, a sensing module, an execution module and a user side. The sensing module is electrically connected with the control module and comprises an illumination intensity sensor, a rainwater sensor, an air quality sensor and a wind speed sensor; the execution module is electrically connected with the control module and comprises a motor and dimming glass; and the user side is wirelessly connected with the control module and is used for receiving data and sending an instruction to the control module to control the execution module to work. Compared with the prior art, the control module detects the transmitted environment data through the sensing module and sends an instruction to the execution module to control the transparency and the opening degree of the intelligent household window; and by adjusting the transparency and the opening degree of the intelligent household window, it is guaranteed that the intensity of light irradiated into a room is always in the most suitable brightness, and dynamic balance of indoor air quality is guaranteed.
Owner:郭尔锋

High frequency response large flow proportional valve and control system thereof

The invention belongs to the technical field of proportional valves and particularly relates to a high frequency response large flow proportional valve and a control system thereof. The high frequencyresponse large flow proportional valve comprises a valve body, a valve sleeve, a valve element, a first connecting mechanism, a first power device, a first displacement sensor, a second connecting mechanism, a second power device and a second displacement sensor, wherein the valve sleeve is mounted in the valve body in a sleeving manner; the valve element is mounted in the valve sleeve in a sleeving manner; one end of the valve sleeve is connected with the first power device through the first connecting mechanism; the first displacement sensor is arranged between the valve sleeve and the first power device; one end of the valve element is connected with the second power device through the second connecting mechanism; and the second displacement sensor is arranged between the valve elementand the second power device. The high frequency response large flow proportional valve controls the valve element and the valve sleeve to move simultaneously, so that the opening and closing speed, the maximum opening degree and the maximum throughput of the valve port are increased. The high frequency response large flow proportional valve is used for controlling the liquid flow rate and direction.
Owner:TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY

Angle-adjustable inner cavity polishing equipment for machining of air conditioner throttling valve

The invention discloses an angle-adjustable inner cavity polishing equipment for machining of an air conditioner throttling valve. The angle-adjustable inner cavity polishing equipment comprises polishing equipment; a base is arranged in the polishing equipment; a supporting base is arranged in an adjusting mechanism; a small shaft is arranged on the upper part of the supporting base in a penetration manner; multi-connecting rods are arranged on surfaces, on two ends of the small shaft, of the supporting base; a supporting rod is arranged above the supporting base; a second slide chute is formed in the surface of the polishing equipment; clamping grooves are symmetrically formed in two sides of the second slide chute about a central line; a clamping mechanism is arranged in the second slide chute; according to the angle-adjustable inner cavity polishing equipment, the polishing machine is arranged in the base; through arrangement of the polishing machine, the inner cavity of a throttling valve is conveniently polished; meanwhile, a driving gear and a connection gear are arranged, so that a roller is conveniently driven to rotate; and therefore a polishing belt is conveniently driven to rotate, and thus the inner cavity of the throttling valve is conveniently polished.
Owner:东莞市固德智能科技有限公司

Lamina terminalis bone block leverage repositor for thoracolumbar fracture reduction and bone grafting

The invention discloses a lamina terminalis bone block leverage repositor for thoracolumbar fracture reduction and bone grafting. The repositor comprises a repositor body and levering functional heads, the repositor body comprises a body handle, a vertebral arch base operation rod is arranged on one end of the body handle, a telescopic adjusting nut is arranged on the body handle, a telescopic adjusting rod is arranged in a telescopic adjusting rod through hole, one end of the telescopic adjusting rod penetrates through a threaded hole of the telescopic adjusting nut, and the other end of thetelescopic adjusting rod penetrates out of the end part of the vertebral arch base operation rod, and the telescopic adjusting rod is provided with a conical expanding functional head connecting end;the levering functional heads comprise front ends, connecting ends and levering plates, and the front ends and the connecting ends are movably connected with the levering plates through hinges; the functional head connecting end is located in dovetail groove of the connecting end. On one hand, the lamina terminalis leverage repositor can be repeatedly used to reduce surgery cost, and on the otherhand, thoracolumbar height restoration can be conducted by targetedly selecting different levering functional heads to further improve the surgical effect.
Owner:张龙君

Mechanical elevator shock absorbing device

The invention relates to a mechanical elevator shock absorbing device. The mechanical elevator shock absorbing device comprises a framework horizontally mounted at the bottom of an elevator cage, a crank-link mechanism arranged inside the framework, and a pair of clamping jaws supported at the end part of the framework, wherein the pair of clamping jaws is driven by the crank-link mechanism to clamp an elevator guide rail so as to lock the bottom of the cage to the elevator guide rail; the crank-link mechanism comprises a guide post, a guide sleeve in sliding fit with the guide post, a pair of cranks symmetrically arranged on the two sides of the guide sleeve, and a push-pull rod; the push-pull rod extends in the long axis direction of a guiding section of the guide sleeve; one end of the push-pull rod is fixedly connected with the end part of the guiding section of the guide sleeve; the other end of the push-pull rod is driven by a driving mechanism to push the guide sleeve to slide along the guide post so as to drive the clamping jaws on the cranks to be oppositely clamped or loosened. The mechanical elevator shock absorbing device has the advantages as follows: the mechanical elevator shock absorbing device adopts a mechanical structure, is firm in structure, avoids the conventional mechanical electrical control, improves the safety and the stability, and is convenient to maintain and long in service life.
Owner:NANTONG YAO TELEI ELEVATOR PROD CO LTD

Eye retina operating device

The invention discloses an eye retina operating device. The eye retina operating device comprises a drive unit, a clamping device and a mechanical sensor. The clamping device is used for clamping human body tissue. The mechanical sensor is used for sensing counter acting force of the human body tissue on the clamping device in order to judge whether the clamping device makes contact with the humanbody tissue or not. The mechanical sensor is connected with the clamping device, and the drive device is used for directly driving the clamping device and / or the mechanical sensor to be movably arranged or driving the clamping device and / or the mechanical sensor to be movably arranged through a transmission mechanism. The eye retina operating device is simple in structure and high in precision, the control precision of the eye retina operating device can be controlled at about 0.01 mm, and actual operation is facilitated.
Owner:THE EYE HOSPITAL OF WENZHOU MEDICAL UNIV

Cross-flow type water-saving fog-dispersal cooling tower

PendingCN114754604ALow costExcellent mixing uniformityTrickle coolersCold airWater saving
The invention discloses a cross-flow type water-saving fog-dispersal cooling tower, which belongs to the technical field of cooling towers, and comprises fillers arranged below a water sprinkling basin at intervals, and gaps between adjacent fillers form wet and hot airflow channels; the width of the filler is greater than that of the water spreading basin; each filler is folded to form an inverted U shape, and the folded surfaces are overlapped and attached to each other; a hinge mechanism used for controlling the folding faces to be opened is installed between the folding faces. The folding surface is unfolded to form a dry cold air flow channel; the hinge mechanism comprises a first hinge and a second hinge which are distributed on the two sides. The upper ends of the first hinge and the second hinge are hinged with the upper mounting shaft, and the lower ends are hinged with the lower mounting shaft; the two ends of the upper mounting shaft are connected with the fixing rods; two ends of the lower mounting shaft are connected with the connecting rods; two ends of the connecting rod are connected with lifting driving mechanisms. The cooling tower can eliminate the mist phenomenon generated when the cooling tower runs in a low-temperature environment, has a water-saving effect, and is relatively low in cost and good in mist dissipation effect.
Owner:HUNAN YUANHENG TECH CO LTD

An intelligent temperature and humidity control steamer

The invention provides an intelligent temperature / humidity control steamer. The intelligent temperature / humidity control steamer is mainly composed of a body, a cabin door, a pressure gauge, a safety valve, a humidity sensor, a temperature sensor and a hinge; the cabin door is arranged on one side of the body; the cabin door and the body are connected by use of a hinge; the pressure gauge, the safety valve, the humidity sensor and the temperature sensor are all arranged on the body. The intelligent temperature / humidity control steamer achieves the new goals of one steam for two purposes and one machine for two functions only by use of high-temperature steam; the humidity sensor and the temperature sensor are used for monitoring the temperature and the humidity inside the body incessantly, and the openings of a humidifying steam pneumatic valve and a drying steam pneumatic valve are controlled, so that the internal humidity and the internal temperature can be kept within a set value range; an air deflector rack is arranged inside the body so that hot air sucked by a fan can be completely circulated from the front section of the body and eddy can be prevented from being formed in front of the frame, and therefore, the molding and color fixing effects of materials inside the body are better.
Owner:JIANGSU QINGSHI TECH

Automobile and solar sun-shading device for automobile

The invention discloses an automobile and a solar sun-shading charging device for the automobile, and relates to the technical field of new energy automobiles. The device comprises a sunshade curtain and at least one solar cell panel arranged on the sunshade curtain; the device can shade, and avoid the sharp temperature rise in the car caused by direct solar radiation, and the sun-shading device has an automatic lifting function, so that a user can lift and lower a plate to cover a window, a front window and a rear window after parking, and charging is performed to adjust the temperature in the vehicle. The internal temperature can be always kept at the temperature suitable for a vehicle owner during driving, and in addition, the user can lift a sun shield of the window for sun shading and charging in the driving process. The solar cell panel arranged on the sun shield can convert solar energy into electric energy which is stored in a battery of the automobile, the electric quantity consumed by the automobile is supplemented, the structure is simple, and the practicability is high. A wind power generation device is arranged below the front cover of the automobile, wind energy generated during driving of the automobile is converted into electric energy, and electric quantity consumed by the automobile is further supplemented.
Owner:容春华

Embossing device of cylindrical woodware

The invention discloses an embossing device of cylindrical woodware. The embossing device structurally comprises a motor box, a guide column, pressing plate leveling screws, a base, a working tabletop, an electric control box, a bottom frame, sliding wheels, an opening and closing type rotary disc workbench, a connecting screw, a heating plate and a power line. The motor box is connected with theguide column, the guide column is mounted above the pressing plate leveling screws, the base is connected with the working tabletop, the electric control box is mounted above the bottom frame, the bottom frame is connected with the sliding wheels, the opening and closing type rotary disc workbench is mounted below the connecting screw, the connecting screw is connected with the heating plate, andthe heating plate is mounted below the power line. The embossing device has the beneficial effects that as the electric control box is arranged, the opening and closing degree of the opening and closing type rotary disc workbench can be controlled, and therefore the cylindrical woodware is put in the opening and closing type rotary disc workbench to be embossed; and as the sliding wheels are arranged, the embossing device can easily move, the embossing device is convenient to transport, and manpower and carrying time are saved.
Owner:宿迁市郑品家具股份有限公司

A forming device and forming method for eccentric spiral optical cable pigtail

The invention discloses a molding device and molding method for an eccentric spiral optical cable pigtail, relates to the field of optical cable pigtail molding, and includes a second mold for bending the middle part of the spiral section of the optical cable pigtail, and the second mold includes a rotating A mold core and a rotating nut sleeved on the rotating mold core. One end of the rotating mold core is provided with a first semi-circular arc section, and a side of the first semi-circular arc section away from the rotating mold core is provided with a The first fixing structure for fixing the optical cable pigtail, the middle part of the rotating mold core is provided with a threaded section, the rotating nut is threadedly connected with the threaded section, and one end of the rotating nut close to the first fixing structure passes through a The rotating shaft fixes a second pressure wheel, and a second section for the optical cable pigtail to pass is formed between the second pressure wheel and the rotating mold core. The present invention completes the bending operation of the helical section of the optical cable pigtail through the second mold, and During the demoulding operation, it has the characteristics of simple demoulding and no damage to the pigtail of the optical cable.
Owner:FENGHUO COMM SCI & TECH CO LTD

Drawer-type power distribution cabinet with anti-impact and anti-drop assistance propulsion mechanism

The invention relates to a drawer-type power distribution cabinet with an anti-impact and anti-drop assistance propulsion mechanism. The drawer-type power distribution cabinet comprises a power distribution cabinet body, a drawer cabinet body, an induction area, a limiting switch, a roller, a hydraulic device, a control box, a control button, a box door and a lock hole device. According to the drawer-type power distribution cabinet with the anti-impact and anti-drop assistance propulsion mechanism, the use process is more labor-saving, the opening and closing degree can be controlled, the practicability of the device and other advantages can be improved and the problems that the existing drawer-type power distribution cabinet can be controlled for power distribution through the movement ofthe drawer during the use process, the drawer-type power distribution cabinet is often opened and closed and the drawer has a large weight and is very inconvenient to use can be solved. The device has great market potential and is popularized in the market.
Owner:梁博

A battery protection device

One or more embodiments of this specification provide a battery protection device, which includes a battery case, and the poles at both ends of the battery case are electrically connected with connecting pieces to connect and conduct with the tabs of the battery core body, and are externally connected through an expansion valve. There is a liquid inlet pipe to introduce the cooling liquid, and it is attached to the outer side wall of the battery core through the liquid outlet pipe to cool down and dissipate heat. The temperature sensing package is filled with expansion liquid to sense the temperature of the liquid pipe and control the expansion. The opening and closing degree of the valve can automatically adjust the heat dissipation in real time. There is also a switch mechanism on the expansion valve. At the same time, a screw and a nut that engage with each other are provided. The hollow interior of the nut is filled with flame retardant powder. The elastic film is clamped and fixed by the elastic rope. When the sensing temperature of the temperature sensor reaches the limit threshold, the switch mechanism can be triggered to trigger the conduction top thorn mechanism to pierce the connecting piece and the elastic rope to throw the flame retardant powder, thereby realizing the functions of timely extinguishing and isolating the battery.
Owner:ANHUI ZHENGXIBIAOWANG NEW ENERGY CO LTD

Heart valve repair clamp

The invention belongs to the technical field of medical instruments, and particularly relates to a heart valve repairing clamp. The invention discloses a heart valve repair clamp which comprises a capturing device. The capturing device comprises at least two capturing pieces, the inner sides of which are provided with capturing piece barbs for capturing valve leaflets; the attaching piece is provided with at least two attaching faces, the attaching faces and the capturing piece are oppositely arranged, the near ends of the attaching faces are fixedly connected with the connecting positions of the near ends of the capturing piece, and the attaching faces can rotate relative to the connecting positions so as to adjust opening and closing of the capturing device. According to the valve leaflet capturing device, the multiple capturing pieces share one attaching piece, the number of components is reduced, the included angle between each capturing piece and the attaching piece is increased during use, and valve leaflet capturing is more convenient. The attaching piece is fixedly connected with the near end of the capturing piece, axial relative movement is avoided, and dislocation and axial relative friction of the combining faces of the attaching piece and the capturing piece are avoided.
Owner:KOKA NANTONG LIFESCIENCES CO LTD

An adjustable constant humidity system for museum showcases

The invention discloses an adjustable museum display cabinet constant humidity system. A plurality of museum display cabinets are arranged in a museum exhibition room, the constant humidity system comprises a constant humidity unit, the constant humidity unit is communicated with the museum display cabinets through an air conveying pipeline and feeds constant humidity air into the museum display cabinets in a positive pressure mode, the air conveying pipeline comprises a main pipeline and a plurality of branch pipelines, and the branch pipelines are communicated with the museum display cabinets in a one-to-one correspondence mode. Each museum display cabinet is connected with a microenvironment humidity measuring and control system, each microenvironment humidity measuring and control system comprises a valve, a humidity sensor and a microenvironment humidity measuring and control module, and the microenvironment humidity measuring and control modules and a microenvironment intelligent monitoring platform transmit information through communication modules. The adjustable museum display cabinet constant humidity system has the advantages that the defect that the moisture control amounts of all the museum display cabinets are unbalanced is overcome, the danger that control over the humidity of the rear end museum display cabinets is insufficient is eliminated, and the effect of building differentiated humidity environments in the different museum display cabinets of the same exhibition room is achieved.
Owner:安徽融合智能科技有限公司

Molding device used for eccentric spiral optical cable tail fiber as well as molding method

The invention discloses a molding device used for an eccentric spiral optical cable tail fiber as well as a molding method and relates to the field of optical cable tail fiber molding. The molding device comprises a second die used for bending the middle part of a spiral section of an optical cable tail fiber, the second die comprises a rotary die core and a rotary nut sheathed on the rotary die core, a first semicircle section is arranged at one end of the rotary die core, a first fixed structure used for fixing the optical cable tail fiber is arranged at one side, far away from the rotary die core, of the first semicircle section, a thread section is arranged at the middle part of the rotary die core, the rotary nut is connected with the thread section by virtue of a screw thread, a second pinch roller is fixed at one end, close to the first fixed structure, of the rotary nut by virtue of a rotating shaft, and a second interval which can be passed by the optical cable tail fiber is formed between the second pinch roller and the rotary die core. The molding device disclosed by the invention completes a bending operation on the spiral section of the optical cable tail fiber by virtue of the second die and has the characteristics of simplicity in demolding and no damage to the optical cable tail fiber when a demolding operation is carried out.
Owner:FENGHUO COMM SCI & TECH CO LTD

A mechanical elevator damping device

The invention relates to a mechanical elevator shock absorbing device. The mechanical elevator shock absorbing device comprises a framework horizontally mounted at the bottom of an elevator cage, a crank-link mechanism arranged inside the framework, and a pair of clamping jaws supported at the end part of the framework, wherein the pair of clamping jaws is driven by the crank-link mechanism to clamp an elevator guide rail so as to lock the bottom of the cage to the elevator guide rail; the crank-link mechanism comprises a guide post, a guide sleeve in sliding fit with the guide post, a pair of cranks symmetrically arranged on the two sides of the guide sleeve, and a push-pull rod; the push-pull rod extends in the long axis direction of a guiding section of the guide sleeve; one end of the push-pull rod is fixedly connected with the end part of the guiding section of the guide sleeve; the other end of the push-pull rod is driven by a driving mechanism to push the guide sleeve to slide along the guide post so as to drive the clamping jaws on the cranks to be oppositely clamped or loosened. The mechanical elevator shock absorbing device has the advantages as follows: the mechanical elevator shock absorbing device adopts a mechanical structure, is firm in structure, avoids the conventional mechanical electrical control, improves the safety and the stability, and is convenient to maintain and long in service life.
Owner:NANTONG YAO TELEI ELEVATOR PROD CO LTD
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