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92results about How to "Effort-saving opening and closing" patented technology

Integrated optimization mechanism of furniture flap-up door

An integrated optimization mechanism of a furniture flap-up door comprises fixing parts, first springs, second springs, a connecting arm assembly and lock adjusting devices. One end of each first spring and one end of each second spring are in matched connection with the corresponding fixing part, and the other end of each first spring and the other end of each second spring are in matched with one end of the connecting arm assembly; the other end of the connecting arm assembly is in matched connection with the lock adjusting devices; the lock adjusting devices are arranged on the fixing parts in a turnover and opening-closing manner through cooperation of the connecting arm assembly and the first springs; and a first spring adjusting device and a second spring adjusting device for adjusting the magnitude of action force of each first spring and each second spring are arranged on each fixing part. Through improvement of the structure, the beneficial effects of being simple and reasonable in structure, safe, reliable, easy to produce and implement, rapid in adjusting, convenient to operate, labor-saving, smooth, small in collision and low in noise during opening and closing and the like are achieved, and the practicability is high.
Owner:伍志勇

Cold storage door

The invention discloses a cold storage door which comprises a door panel (1) and a door frame (2). The door panel (1) is rotationally connected with the door frame (2), and limiting devices (3) and an opening device (4) are arranged between the door panel (1) and the door frame (2). When the cold storage door needs to be closed, clamps are automatically clamped by rollers under actions of springs, so that the door panel is closely connected with the door frame; and the cold storage door is prized up by the lever principle when required to be opened. The cold storage door can be opened and closed simply in a labor-saving manner owing to the limiting devices and the opening device, and the heat-insulation capability of the cold storage door can be improved owing to sealing strips and heat-insulation layers. Besides, the cold storage door has the advantages that the tightness of the door panel and the door frame can be freely adjusted, the cold storage door is smart in structure, and the like.
Owner:广州海新冷冻仓储有限公司

Portable and quick-open type high-pressure stop valve

The invention relates to a portable and quick-open type high-pressure stop valve and belongs to key hydraulic components for opening and closing of high-pressure hydraulic pipelines. The portable and quick-open type high-pressure stop valve comprises a valve body, a valve spool push bar, a main valve spool, an auxiliary valve spool, an auxiliary valve spool spring, a main valve spool gland, a main valve spool spring, a valve spool pressure bar, a bonnet and an adjusting hand wheel. The main valve spool is disposed in the cavity of the valve body, the main valve spool grand is fixedly connected to the top of the main valve spool, four throughflow holes are evenly formed along the circumferential direction in the side wall of the main valve spool, and a water inlet in the valve body and the cavity inside the main valve spool are communicated through the throughflow holes. A tapered auxiliary valve port is formed in the bottom of the main valve spool, and the valve spoon push bar is of a stepped shaft structure with thin top and thick bottom and sequentially penetrates the valve body and the auxiliary valve port to push the auxiliary valve spool to move axially. A fluid flow channel is arranged in the position of the water outlet of the valve body so that the water outlet is communicated with the cavities formed by the main valve spool grand, the valve spool pressure bar and the valve body. The auxiliary valve spool spring is connected between the main valve spool grand and the auxiliary valve spool. The main valve spool spring is connected between the main valve spool grand and the valve spool pressure bar.
Owner:BEIJING UNIV OF TECH

Integrated dampproof combined medical container

The invention discloses an integrated dampproof combined medical container.The integrated dampproof combined medical container comprises a cover body and a container body which are connected with each other.The periphery of the lower end face of the cover body extends downwards to form a first extending wall, and an outwards-protruding buckling mechanism is arranged at the edge of the first extending wall.The container body comprises a base body for containing medicine, the base body extends upwards to form a containing cavity, an opening is formed in the top of the containing cavity, the periphery of the upper end of the base body extends upwards to form a second extending wall, and an inwards-concave clamping groove in locking fit with the buckling mechanism is formed in the second extending wall.When the cover body and the container body are combined, the first extending wall is located inside the opening, the outer side wall of the first extending wall is tightly connected with the inner side wall of the second extending wall, the buckling mechanism is in clamped fit with the groove, and therefore sealed connection is formed between the cover body and the container body.The integrated dampproof combined medical container is reasonable in structural design, has the reliable sealing dampproof effect and is convenient to use, use cost can be effectively reduced, and the integrated dampproof combined medical container can be widely applied to storing and packaging medicine and the like prone to dampness absorption.
Owner:苏州苏博包装有限公司

Furniture damping overturning opening and closing adjusting mechanism

The invention relates to a furniture damping overturning opening and closing adjusting mechanism which comprises an overturning device. The overturning device comprises a pushing element, a connecting arm assembly and a fixing element; the pushing element is hinged to the fixing element through the connecting arm assembly, a damping assembly is arranged between the pushing element and the fixing element and comprises a level element and a damper, the damper is arranged on the fixing element, and the lever element is rotationally arranged on the fixing element; the two ends of the lever element act with the damper and the pushing element at least when the pushing element is overturned and closed by a section of stroke; the pushing element acts on the damper through the lever element at least when overturned and closed by the section of stroke, the damper is compressed and generates buffer force, and therefore the pushing element is overturned and closed to the fixing element in a damping manner; and an adjusting assembly is arranged on the lever element, the force arm, acting on the damper and / or the pushing element, of the lever element changes through the adjusting assembly by means of tools or manual actions, and therefore the buffer force of the damper is adjusted.
Owner:伍志勇

Offshore drilling shore-based supporting mud plant system

The invention belongs to the field of offshore drilling and particularly relates to an offshore drilling shore-based supporting mud plant system. The offshore drilling shore-based supporting mud plant system comprises a mobile pump skid integrated unit, a movable slurry preparing tank integrated unit, a movable storage tank integrated unit, a waste liquid treatment skid integrated unit and pipes, a control system and the like for connecting the integrated units. The whole system achieves drilling fluid preparation, transfer and recovery treatment functions and the like, the main constituent devices in the system are all designed to be modular, can be quickly transferred and quickly assembled to build a plant, the mobile pump skid integrated unit, the movable slurry preparing tank integrated unit, the movable storage tank integrated unit and the waste liquid treatment skid integrated unit are all designed to be in forms of stackable standard containers, and the capacity of the mud plant can be increased or decreased under the situation that occupied area is not increased. In addition, interfaces are further reserved for the system, and other functional modules can be added on the basis, such as other functional modules for achieving automatic cement delivery, harmless treatment of waste mud and the like.
Owner:HEFEI GENERAL MACHINERY RES INST

Non-shaft-core dual-ball hinge

The invention discloses a non-shaft-core dual-ball hinge. A middle hinge pipe of one connecting sheet of the hinge is located between an upper hinge pipe and a lower hinge pipe of the other connecting sheet, and an upper gap and a lower gap are formed; a lower ball bearing is contained in the lower gap and comprises a pair of ball discs and a plurality of balls, where an annular groove with the semi-circular cross section is formed in each ball disc, the two ball discs are oppositely combined, a channel with the round cross section is formed by the two annular grooves, and a plurality of balls are contained in the channel and are matched with the wall part of the channel; and an upper ball bearing is contained in the upper gap and comprises an upper ball disc, a lower ball disc and a plurality of balls, the upper ball disc and the lower ball disc are each provided an annular groove with the semi-circular cross section, the upper ball disc and the lower ball disc are oppositely combined, a channel with the round cross section is formed by the two annular grooves, the multiple balls are contained in the channel and are matched with the wall part of the channel, the lower ball disc is tightly matched to the middle hinge pipe through steps of the lower ball disc, a blind hole is formed in the top of the upper ball disc, and a connecting pin penetrates the upper hinge pipe and is in tight fit to the interior of the blind hole of the upper ball disc.
Owner:张武彬

Adjustment and optimization mechanism for furniture tilt-up doors

InactiveCN105971422AAvoid closing collisionsReduce closing soundBuilding braking devicesPin hingesTilt upEngineering
The invention discloses an adjustment and optimization mechanism for furniture tilt-up doors. The adjustment and optimization mechanism comprises a fixed part, a first spring, a second spring, a connection arm component and a lock-off adjustment device, wherein one ends of the first and second springs are respectively matched and connected with the fixed part and the other ends of the first and second springs are respectively matched and connected with one end of the connection arm component; the other end of the connection arm component is matched and connected with the lock-off adjustment device; the lock-off adjustment device is opened and closed on the fixed part in an overturning manner through the matching between the connection arm component and the first spring; and a damping and buffering device, a first spring adjustment device which is used for adjusting the acting force of the first spring and a second spring adjustment device which is used for adjusting the acting force of the second spring are arranged on the fixed part. Through structure improvement, the adjustment and optimization mechanism has the characteristics of being simple and reasonable in structure, safe, reliable, easy to produce, easy to realize, rapid to adjust, convenient to operate, long in service life, labor-saving and smooth in opening / closing process, small in collision and low in noise, and high practicability.
Owner:伍志勇

Cold storage door

The invention discloses a cold storage door which comprises a door panel (1) and a door frame (2). The door panel (1) is rotationally connected with the door frame (2), and limiting devices (3) and an opening device (4) are arranged between the door panel (1) and the door frame (2). When the cold storage door needs to be closed, clamps are automatically clamped by rollers under actions of springs, so that the door panel is closely connected with the door frame; and the cold storage door is prized up by the lever principle when required to be opened. The cold storage door can be opened and closed simply in a labor-saving manner owing to the limiting devices and the opening device, and the heat-insulation capability of the cold storage door can be improved owing to sealing strips and heat-insulation layers. Besides, the cold storage door has the advantages that the tightness of the door panel and the door frame can be freely adjusted, the cold storage door is smart in structure, and the like.
Owner:广州海新冷冻仓储有限公司

Double-side opening type wooden heat insulation fireproof door

The invention provides a double-side opening type wooden heat insulation fireproof door, comprising a door frame and two door leaves, wherein the two door leaves are symmetrically fixed on side frames at the two sides of the door frame respectively by fireproof hinges; each door leaf comprises a framework; each framework is internally filled with an expanded perlite fire prevention board, and a first magnesium-silicon fire prevention board and a flame-retardant plywood are sequentially fixed on the surface of each expanded perlite fire prevention board; a fire-proof expansion sealing element is arranged between the door frame and each door leaf; a second magnesium-silicon fire prevention board is fixed at the inner side of a surface, exposed to fire, of the door frame; the two door leaves are closed in a tongue-and-groove way. The expanded perlite fire prevention boards are arranged in the door leaves, so that a fireproof effect is improved; the magnesium-silicon fire prevention boards are arranged, so that the strength and impact resistance of the door leaves are improved while the fireproof effect is further improved. The fire-proof expansion sealing elements are reasonably installed on the door frame, so that a sealing fire prevention effect is improved.
Owner:ANHUI ANWANG DOOR IND

Novel fixed pressure ring type fast opening blind plate and opening and closing method of novel fixed pressure ring type fast opening blind plate

The invention discloses a novel fixed pressure ring type fast opening blind plate and an opening and closing method of the novel fixed pressure ring type fast opening blind plate. The inner and outer surfaces of a door cover of the blind plate are both spherical curve surfaces, the weight is light, a fixing ring and pressure ring structure is adopted between the door cover and a tube body flange and is used for mainly bearing the pressure stress, safety and reliability are realized, and the stress is good. After the door cover is closed, a seam between the door cover and the tube body flange is provided with a position limiting ring capable of vertically sliding, the fixed pressure ring is limited in a specified position and cannot move, and safety and reliability are realized. The outer edge of the door cover is aligned with the upper surface of the tube body flange, in addition, a dustproof ring is adopted for sealing, and wind and sand invasion is prevention. Meanwhile, the blind plate is provided with a safe interlocking and pressure sound and light warning linkage device.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Adjustable effort-saving mechanism for furniture upturning supporting

The invention relates to the technical field of household products, in particular to an adjustable effort-saving mechanism for furniture upturning supporting. The adjustable effort-saving mechanism comprises a base, a fixing part, a first connecting rod, a connecting assembly and a power storage elastic assembly, one end of the first connecting rod is hinged to one end of the fixing part, the other end of the first connecting rod is hinged to one end of the connecting assembly, the other end of the connecting assembly is hinged to the base, one end of the power storage elastic assembly is hinged to the base, and the other end of the power storage elastic assembly is hinged to the connecting assembly. By arranging the power storage elastic assembly, a user is provided with an assisting force for opening and closing a piece of furniture to enable the user to open and close the furniture more easily, and an effect of enabling the furniture to be easier to use is achieved.
Owner:DONGGUAN COOMO HOUSEHOLD PROD MFG CO LTD

Manual/electric integrated PE ball valve opening and closing device

The invention discloses a manual / electric integrated PE ball valve opening and closing device. The manual / electric integrated PE ball valve opening and closing device comprises a support, a first rotation shaft, a power source, a first tooth piece, a second tooth piece, first helical teeth and second helical teeth. The second helical teeth are connected with an output shaft assembly, and the output shaft assembly is connected with a valve element of a PE ball valve through a transmission rod. The transmission rod is parallel to the first rotation shaft, and the other end of the first rotationshaft is connected with the valve rod. At least part of the valve rod stretches out of the outer portion of the support and is used for rotating of the first rotation shaft through manual applicationof external force. The manual / electric integrated PE ball valve opening and closing device is simple in structure, a ball valve can be manually and electrically driven to be opened and closed, the labor field operation can be replaced, the field maintaining and checking operation requirements can be combined, the small-torque manual operation is achieved through an inner mechanism, opening and closing are conducted in a labor-saving manner, the ball valve pipeline convenience, safety and reliability are improved, and the waterproof and anti-explosion characters are good; and the size is small,starting and stopping are efficient, the labor intensity is relieved, the service life is long, and the usage cost is reduced.
Owner:CHINA JILIANG UNIV

Damper opening and closing angle varying mechanism of hinge

A damper opening and closing angle varying mechanism of a hinge comprises a blocking element, a connection element and a lever element which are in hinge fit with one another. A damper is arranged between the blocking element and the connection element. One end of the damper is rotationally arranged on the blocking element, and the other end of the damper abuts against the connection element. The connection element, the lever element and the damper are linked with one other relative to the blocking element when the hinge is opened or closed. When the hinge is closed by at least one certain angle, the lever element acts on the damper and drives the damper to slide on the connection element in a limited mode, the damper is compressed and generates damping force, and thus, damped closing of the hinge is achieved. Through the structure improvement, the damper opening and closing angle varying mechanism of the hinge has the characteristics that the structure is simple and reasonable, safety and reliability are achieved, production and implementation are easy, adjustment is fast, operation is convenient, the service life is long, practicability is high, and the opening and closing process is labor-saving, smooth, small in collision and low in noise.
Owner:伍志勇

Driver's cabin of engineering machinery

InactiveCN1877065ASolve the inconvenience of openingSolve problems such as fragileSoil-shifting machines/dredgersWing suspension devicesEngineeringCar door
The invention relates to a cab of engineering machinery, which comprises a main body, a front window and a door. Wherein, said door comprises a door body connected to one switch device; said switch device comprises a rotating axle and a connecting rod transmission device; the connecting rod transmission device is formed by parallel first upper and lower connecting rods and parallel second upper and lower connecting rods; the rotating axle is fixed inside the cab; one end of first upper and lower connecting rods is connected to the rotating axle, while another end is connected to the top and bottom of vehicle door; one of second upper and lower connecting rods is connected to the main body of cab, while another end is connected to the top and bottom of vehicle door. The invention has simple structure and beautiful appearance, while it uses closed window to obtain better operation stability and easy pushing-drawing, with long service life.
Owner:SANY HEAVY MACHINERY

Double-segment seal gate valve

The invention provides a double-segment seal gate valve which comprises a valve body, a valve deck, a flashboard and a switch body, wherein the valve body is cylindrical and comprises an upstream valve body, a valve body middle cavity, a gate valve slot and a downstream valve body; the gate valve slot is formed between the valve body middle cavity and the downstream valve body, and the flashboard axially perpendicular to the valve body and a sealing device are arranged between the upstream valve body and the downstream valve body; the sealing device comprises cylindrical valve seat supporting rings, a front cover, a packing ring, a spring supporting seat, a spring and a rear cover; the valve seat supporting rings are arranged in an inner wall groove of the valve body middle cavity, the internal diameters of the valve seat supporting rings are equal, and the external diameters of the valve seat supporting rings are progressively increased in an upstream direction to a downstream direction; the front cover, the packing ring, the spring supporting seat, the spring and the rear cover are sequentially arranged in gaps between the valve seat supporting rings and the groove of the valve body middle cavity; the switch body is arranged at one end of the flashboard and axially perpendicular to the valve body. Under the condition that the pressure of the gate valve slot abnormally rises, the gate valve can quickly discharge pressure from an upstream pipeline to realize safety protection.
Owner:自贡新比隆阀门有限公司

Shaftless edge tangential-rotating door

The invention discloses a shaftless edge tangential-rotating door, which relates to a rotating door without a door shaft. An upper rail 1 corresponds to a ground rail 7. The upper rail and the ground rail are respectively formed by two straight section parts which are respectively provided for the outer side of a door leaf 3 to move tangentially or for the inner side of the door leaf 3 to move horizontally, wherein the two straight section parts keep the identical included angles. The door leaf 3 moves horizontally and slides inwards simultaneously along the upper rail 1 and the ground rail 7, the opening method is unique, the structure is simple, the installation is convenient, the construction cost is low, the opening and the closing are flexible and labor-saving, the load bearing is balanced, the maintenance is facilitated, the structural deformation is avoided, the labor intensity is reduced, the time for installation and work is effectively reduced when the shaftless edge tangential-rotating door is used as a garage door, the civil engineering investment is saved, the wind resistance function is obvious, no external space is occupied, a vehicle can be caused to turn at the same time of leaving, the vehicle line haul hour is saved, and the shaftless edge tangential-rotating door is particularly suitable to be used for a firefighting and redeployment garage. In addition, according to the need, the shaftless edge tangential-rotating door can be additionally provided with an electric device, a remote control device and the functions of preventing thieves, breaking and bullets.
Owner:马利娜

Steel-wood heat insulation fireproof door and manufacturing method thereof

InactiveCN106401417AImprove fire protectionIncreased strength and impact resistanceFireproof doorsMetal-working apparatusPerliteMagnesium
The invention provides a steel and wood heat-insulating fireproof door, which comprises a door frame and a door leaf. The door frame is hinged with the door leaf through fireproof hinges; the door leaf includes a skeleton; the skeleton is filled with expanded perlite fireproof board; the surface of the expanded perlite fireproof board is wrapped with the first magnesium silicon fireproof board in turn, and a L Shaped fireproof expansion seal; the door frame is fixed with a second magnesium-silicon fireproof board on the inner side of the fire-receiving surface; a door gap seal is also set between the door leaf and the door frame. The door leaf is 2214mm high, 55mm thick and 914mm wide. The expanded perlite fire-proof board is installed inside the door leaf to improve the fire-proof effect, and the magnesium-silicon fire-proof board is installed to further improve the fire-proof effect and at the same time improve the strength and impact resistance of the door leaf. By properly installing the L-shaped fireproof expansion seal on the door frame, the effect of sealing and fire prevention can be improved and the noise generated between the door leaf and the door frame can be reduced when the door leaf is closed.
Owner:ANHUI ANWANG DOOR IND

Anti-toppling lunch box hand barrow

The invention relates to a lunch box hand barrow, which comprises a base, side surrounding frames and lifting handles, wherein the lower ends of the side surrounding frames are respectively hinged with the base and can rotate around a hinging point of the base; a sliding chute and a sliding rod which are away from the hinging point are respectively arranged on the joints of the side surrounding frames and the base; under the limiting of the sliding chute, turning type anti-toppling and upright positioning structures of the left side surrounding frame and the right side surrounding frame are formed; due to the limiting of the sliding chute, a fastening and releasing structure of a cover buckle of a lunch box rail to a lunch box is formed; a button is directly formed on a top cover; a ]-shaped gap is formed between the button and a main body of the top cover, so that a structure for driving the button to move up and down is formed; a sliding hook and a clamping slot which are respectively arranged on the button and the top cover of the left surrounding frame form an automatic locking structure of the left side surrounding frame and the right side surrounding frame; and locking ends between the left side surrounding frame and the right side surrounding frame are separated under the pressing of the button, and the gravity centers of the left side surrounding frame and the right side surrounding frame are away from the hinging point of the base, so that automatic turning structures of the left side surrounding frame and the right side surrounding frame are formed. The lunch box hand barrow has the advantages of being convenient to use, easy to open and close and capable of saving opening and closing strength, preventing toppling of the lunch box.
Owner:GUANGDONG HAIXING PLASTIC & RUBBER CO LTD

Damping, muting and limiting mechanism of furniture turnover device

ActiveCN106593158ATo achieve the effect of damping buffer closureAvoid fragileBuilding braking devicesPin hingesShock absorberClosed state
A damping, muting and limiting mechanism of a furniture turnover device comprises a movable element, a fixed element, a lever element, a damper and a connection arm assembly; the connection arm assembly at least comprises a first connection arm and a second connection arm; the movable element is hinged to the fixed element in a matched mode at least through the first connection arm and the second connection arm; the fixed element is provided with an elastic assembly; the movable element is arranged on the fixed element in an open and closed mode through elastic turning over of the elastic assembly; the lever element is rotationally arranged on the fixed element, one end of the lever element is interacted with the damper, and the other end of the lever element is provided with a damper closing area, a first damper opening area and a second damper opening area; and the first connection arm is provided with a service portion, the second connection arm is provided with a limiting portion, and a notch is formed between the service portion and the limiting portion. According to the damping, muting and limiting mechanism of the furniture turnover device, through structure improvement, no matter when a flap-up door of a piece of furniture is changed from an open state to a closed state, or from the closed state to the open state, the lever element can be forced to move on the fixed element according to the factory preset position, and the practicability is high.
Owner:伍志勇

Damping adjusting mechanism of furniture overturning device

InactiveCN106761083ATo achieve the effect of buffer closureAdjustable cushioning forceBuilding braking devicesPin hingesLow noiseEngineering
The invention discloses a damping adjusting mechanism of a furniture overturning device. The damping adjusting mechanism of the furniture overturning device comprises a pushing element, a connecting arm module and a fixed element; the pushing element is hinged with the fixed element through the connecting arm module; an elastic module is arranged on the fixed element; and the pushing element is elastically overturned and opened / closed on the fixed element through the elastic module. The damping adjusting mechanism of the furniture overturning device further comprises a lever element and a damper; the lever element is rotationally arranged on the fixed element, and one end is acted with the damper; an adjustable damping module is arranged between the lever element and the damper, and includes an adjusting element, a push rod element and a slide element; and the adjustable damping module is acted manually or through a tool, so that a force arm, acted on the damper, of the lever element is changed to adjust the buffer force of the damper. The damping adjusting mechanism of the furniture overturning device has such characteristics as simple and reasonable structure, safety, reliability, easiness in production, easiness in realization, quick adjustment, convenience to operate, long service life, smooth opening / closing process, smoothness, labor saving, low collision, low noise, wide application range and high practicability.
Owner:伍志勇

Quick fix pot

The invention discloses a quick-cooking pot, which relates to the technical field of deep processing of agricultural and sideline products. An exhaust valve, an explosion-proof safety valve, a pressure gauge and a tie rod fixed sealing sleeve are installed; a grid tray is arranged in the pot body, and the grid tray is connected with a pull rod passing through the pull rod fixed sealing sleeve, and the pull rod The upper end is provided with a handle, and the fixed sealing sleeve is provided with a pull rod limiting device; a thermometer is installed on the outer wall of the pot body, and the measuring end of the thermometer extends into the pot body. The invention is used for killing star anise, and solves the problems of large loss of oil and aroma in the prior fixing and drying of star anise.
Owner:GUANGXI LIPAI INVESTMENT CO LTD

Plate-type heat exchanger unit

A plate-type heat exchanger unit comprises a plate-type heat exchanger, a circulation water pump and a standby circulation water pump. The plate-type heat exchanger comprises a first medium inlet, wherein a water supply pipeline and a standby water supply pipeline are connected to the first medium inlet in parallel. The circulation water pump is arranged in the water supply pipeline. An electric butterfly valve is arranged between the circulation water pump and the first medium inlet. The standby circulation water pump is arranged in the standby water supply pipeline. A standby electric butterfly valve is arranged between the standby circulation water pump and the first medium inlet. The control end of an electric actuator on the electric butterfly valve and the control end of an electric actuator on the standby electric butterfly valve are both connected with a controller. The control end of the circulation water pump and the control end of the standby circulation water pump are both connected with the controller. The electric butterfly valves are adopted to control the pipelines, starting and closing are convenient, labor is saved, fluid resistance is small, the starting and closing speed is lower than that of a check valve, the water hammer phenomenon can be avoided, and at the same time, high-pressure water at outlets of the water pumps can be well blocked off. The electric butterfly valves are the same as manual butterfly valves in fluid resistance, resistance can be reduced for a system, and operation cost is lowered.
Owner:上海艾克森股份有限公司

Single wooden heat insulation fireproof door with window

The invention provides a single wooden heat insulation fireproof door with a window. A peripheral skeleton of a door leaf is divided into multiple areas by an inner skeleton of the door leaf; the multiple areas are filled with expanded perlite fireproof plates to form a door core; a first magnesium-silicon fireproof plate is fixedly arranged on the surface of the door core; first flame-retardant plywood is fixedly arranged on the surface of the first magnesium-silicon fireproof plate; a doorframe comprises a frame formed by four pieces of flame-retardant wood; a second magnesium-silicon fireproof plate and second flame-retardant plywood are fixedly arranged on the surface, exposed to fire, of the frame, and are combined with the frame to form a door stop line; fireproof expansion sealing elements are arranged on the contact surface of the doorframe and the door leaf, and are fixedly embedded into the doorframe. The expanded perlite fireproof plates are arranged in the door leaf, so that fireproof effects are improved; the magnesium-silicon fireproof plates are arranged, so that the fireproof effects are further improved, and meanwhile, the strength and the impact resistance of the door leaf are improved; the fireproof expansion sealing elements are reasonably arranged on the doorframe, so that sealing and fireproof effects are improved.
Owner:ANHUI ANWANG DOOR IND

De-enzyming method for star anise

The invention discloses a de-enzyming method for star anise, and relates to the technical field of deep processing of agricultural byproducts. The method comprises the following steps of A, heating water to be boiled, and placing the star anise on a tray in a pressure container for steaming over water; B, continuing heating, and when temperature in the pressure container reaches 110 to 140 DEG C, lowering the tray carrying the star anise into the hot water in the pressure container; C, performing cooking for 0.5 to 3 minutes in a heat preservation manner, elevating the tray carrying the star anise from the hot water by virtue of a pull rod connected with the tray, instantly performing exhausting and uncovering, and pouring the star anise out; D, air-curing the star anise obtained in step C in a ventilation place or drying the star anise obtained in the step C in a dryer until the star anise is substantially constant in weight. The method is used for de-enzyming a raw material of fragrance, and the problem of great oil and fragrance loss of a conventional method of deactivation of enzymes for the star anise is solved.
Owner:广西力汇投资有限公司

Door lock device of super-large door

The invention relates to a door lock device of a super-large door. The door lock device comprises a door top lock point unit, an opening unit, a door bottom lock point unit and a linkage unit, and thedoor top lock point unit and the door bottom lock point unit are both connected with the opening unit through the linkage unit, are of the same structure and are each provided with a spring bolt, a stress rebound spring and a spring bolt connecting rod connected with the spring bolt; the linkage unit comprises a steel wire drawing line, the steel wire drawing line is connected with the opening unit, the opening unit controls the spring bolt connecting rods through the steel wire drawing line to drive the spring bolts to conduct the unlocking action, and the stress rebound springs reset to complete locking action. Compared with the prior art, the door lock device has the advantages of being simple in structure, capable of saving labor during unlocking and locking, low in damage probability, convenient to maintain, flexible in arrangement and the like.
Owner:SHANGHAI BRIGHT INTELLIGENT CURTAIN WALL +1

Movable locating and assembling structure for furniture up-turning folding door

The invention provides a movable locating and assembling structure for a furniture up-turning folding door. The movable locating and assembling structure comprises an up-turning device and a movable locating device. The up-turning device comprises a connecting arm. The movable locating device comprises a moving element, a connecting element and a locating element. The locating element is providedwith a groove part. One end of the moving element is connected with the connecting arm, and the other end of the moving element extends into the groove part and is connected with the connecting element. The moving element moves on the groove part through the connecting element. An elastic pre-tightening part is arranged between the moving element and / or the connecting element and the locating element. The moving element and / or the connecting element are / is located on the locating element elastically in advance in a moving manner through the elastic pre-tightening force of the elastic pre-tightening part. The elastic pre-tightening part is further provided with an adjusting part. The elastic pre-tightening part achieves adjustment of the size of the elastic pre-tightening force through theadjusting part. The movable locating and assembling structure has the beneficial effects of being simple and reasonable in structure, safe, reliable, easy to produce, easy to realize, convenient to operate, long in service life, fast to assemble, smooth in the opening and closing process, small in collision and low in noise, and saving force, and practicality is high.
Owner:GUANGDONG DTC HARDWARE PRECISION MFG CO LTD
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