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62results about How to "Improve closing efficiency" patented technology

Circuit breaker switching-on/off control loop broken line monitoring warning circuit

The application discloses a circuit breaker switching-on / off control loop broken line monitoring warning circuit. The circuit comprises a DC power supply, a microcomputer protection measurement and control device, a circuit breaker auxiliary normal-close contact, a circuit breaker auxiliary normal-open contact, a switching-off coil, a switching-on coil, a switching off monitoring red light and a tripping monitoring green light; the microcomputer protection measurement and control device comprises a switching off location relay coil, a tripping location relay coil, a switching off location relay auxiliary normal-open contact, a switching off location relay auxiliary normal-close contact, a tripping location relay auxiliary normal-open contact and a tripping location relay auxiliary normal-close contact; a duty officer can judge whether the switching-on / off loop of the circuit breaker is complete and reliable by checking the switching off monitoring red light, the tripping monitoring green light and the warning information displayed on a liquid crystal panel of the microcomputer protection measurement and control device at field, and timely adopts an effective measure, thereby improving the switching-off efficiency of the circuit breaker, quickly eliminating the switching-off loop fault of the circuit breaker and ensuring the safe and reliable running of the circuit breaker.
Owner:SHANDONG IRON & STEEL CO LTD

Rope driven intelligent bin smoothing parallel robot

PendingCN110155758ASmooth position closingLarge closing areaLoading/unloadingLaser scanningEngineering
The invention discloses a rope driven intelligent bin smoothing parallel robot. The rope driven intelligent bin smoothing parallel robot comprises a base, a plurality of groups of supporting columns,a winch, a rope, a fixed pulley assembly, a central workbench, a central rotating disc, a direct-driven linear motor, a bin smoothing tool, a laser scanner and an upper computer. The plurality of group fixed pulley assembly comprises a support, a rotary shaft, a fixed pulley, coded discs and a rotary table. According to the rope driven intelligent bin smoothing parallel robot, the bin smoothing operation can be automatically completed, so that the utilization rate of a granary is improved, the tedious operation of manual bin smoothing is reduced, the labor intensity of workers is reduced, andthe economic cost of the bin smoothing is reduced.
Owner:CHINA JILIANG UNIV

Stratigraphic correlation method and device based on uncertainty

ActiveCN105089658AIdentify and document likelihoodEasy to compareSeismologyGeomodellingQuality controlComputer science
The invention provides a stratigraphic correlation method and a stratigraphic correlation device based on uncertainty. The stratigraphic correlation method comprises the steps: in the stratigraphic correlation process, a plurality of possible comparison positions are determined on a well where layered positions are uncertain in a profile; the comparison positions are endowed with qualitative or quantitative certainty grade values; and the comparison positions and the certainty grade values thereof are respectively used as different layered schemes and are respectively stored and displayed on the profile. According to the stratigraphic correlation method and the stratigraphic correlation device based on uncertainty, a plurality of position schemes are arranged for a certain stratum, all possibilities of the layered positions which are judged by geological personnel can be recorded, and references are provided for subsequent other profile comparison, whole layering scheme closure and quality control.
Owner:PETROCHINA CO LTD

Crawler type grain spreading machine

A crawler type grain spreading machine comprises a bottom frame, a first driving motor, a grain conveying packing auger, a grain pushing shovel, a control system and driving wheels. The first drivingmotor is mounted on the bottom frame, and the driving wheels are mounted on the two sides of the bottom frame and carry out power driving through the first driving motor. The first driving motor is connected with the control system and receives a control instruction of the control system. A rotary disc is mounted on the bottom frame, and a grain conveying support is mounted on the rotary disc. A grain throwing conveyor is mounted on the grain conveying support, and a push plate support is mounted at the front end of the bottom frame. The grain push shovel is mounted at the front end of the push plate support, and can bulldoze grain piles. The grain conveying packing auger is mounted at the rear end of the bottom frame, and a grain outlet of the grain conveying packing auger is located above the grain throwing conveyor. A crawler type structure is adopted by the driving wheels, power is high, and barrier-free running is achieved. Rubber crawler bands are adopted, strip-shaped protrusions are arranged on the surfaces of the crawler bands, and therefore friction force is increased, and grains cannot be pulverized.
Owner:孟婷婷

Piling machinery and sluice gate device thereof

The invention discloses a sluice gate device of a piling machinery. The sluice gate device comprises a sluice gate which is hinged to a bucket body through a first articulated shaft (22). The sluice gate device further comprises a power mechanism for driving the sluice gate to rotate around the first articulated shaft (22) so as to drive the sluice gate to close. Therefore, acting force for closing the sluice gate is provided by the power mechanism, and the acting force of the power mechanism can be predefined according to requirements during closing the sluice gate, thus the acting force formoving the sluice gate and the moving speed are stable, and the reliability of sluice gate closing is improved. Besides, the power mechanism is adopted to drive the sluice gate to close, which avoidsrepeating collisions, as a result, requirements on operation skills and experiences of operators are lowered, and the efficiency for closing the sluice gate is improved. The invention also discloses the piling machinery with the sluice gate device.
Owner:BEIJING SANY HEAVY MASCH CO LTD

Grain flattening machine

The invention relates to a grain flattening machine, comprising a chassis frame, a driving diesel engine and a grain pushing device. The invention is characterized in that the driving diesel engine is arranged on the chassis frame at the back end of the whole grain flattening machine, a driving wheel is arranged at the back end below the chassis frame, and a bend wheel is arranged at the front end below the chassis frame; rubber crawlers are arranged on the driving wheel and the bend wheel; and a grain pushing plate is arranged at the forefront end of the whole grain flattening machine and supported by a grain pushing plate support; the grain pushing plate is connected with a grain pushing plate adjusting hand brake by an adjusting yoke, and the height adjustment of the grain pushing plate is completed by the grain pushing adjusting hand brake, the adjusting yoke and the grain pushing plate support. When the whole grain flattening machine walks, the grain pushing plate pushes and flattens the frontal grain forward and a driving handle is operated to steer the grain flattening machine; and the invention greatly shortens the grain flattening time, improves the grain flattening efficiency, saves the labor force and reduces the labour intensity.
Owner:ANHUI JIESHOUSHI YUNLONG FOOD MACHINE ENG

Two-stage acceleration permanent magnetic mechanism used for high-voltage large-open-distance vacuum circuit breaker

The invention discloses a two-stage acceleration permanent magnetic mechanism used for a high-voltage large-open-distance vacuum circuit breaker, and belongs to the field of high-voltage vacuum circuit breakers. The two-stage acceleration permanent magnetic mechanism comprises an auxiliary starting mechanism, a main operating mechanism and a guide rod connected with a moving contact of the circuit breaker. The auxiliary starting mechanism comprises a first static iron core, a starting switch closing and opening coil, an auxiliary dynamic iron core and a push disc. The main operating mechanism comprises a second static iron core, an auxiliary switching opening coil, a main switch closing coil, a main switch opening coil, an inner magnetic ring, a permanent magnet and a main dynamic iron core. A gasket made of non-magnetic materials is arranged between the auxiliary starting mechanism and the main operating mechanism. Axial grooves are formed in the outer side wall of the main dynamic iron core and the outer side wall of the auxiliary dynamic iron core. According to the two-stage acceleration permanent magnetic mechanism, through the auxiliary starting mechanism, two-stage acceleration is conducted on the permanent magnetic mechanism with long stroke distance, working air gaps of magnetic fields of the coils are reduced, working switch opening and closing current is greatly reduced, and the starting speed of the dynamic iron cores is increased. The two-stage acceleration permanent magnetic mechanism can be designed into a round structure and a square structure according to specific operation requirements.
Owner:SOUTHEAST UNIV

Automatic shell nosing device of adjustable connector jack

The invention relates to an automatic shell nosing device of an adjustable connector jack. The automatic shell nosing device comprises a bottom plate, an adjustable feed mechanism, a clamping mechanism and an adjustable shell nosing mechanism, wherein the adjustable shell nosing mechanism comprises a left shell nosing assembly and a right shell nosing assembly, and the left shell nosing assembly and the right shell nosing assembly are respectively provided with an adjusting mechanism. The device is advantaged in that a jack clamped by the clamping mechanism can realize an automatic cylindrical open-slot jack shell nosing function through the shell nosing mechanism, flexible setting of shell nosing mechanical structure motion parameters can be realized, automatic shell nosing of the jack having an external diameter phi of 0.8-3mm can be realized without replacing the shell nosing mechanism, shell nosing efficiency is improved, jack reed bending angles of the left shell nosing assembly and the right shell nosing assembly are realized through the adjusting mechanism independently, independent control on the two jack reed bending angels is realized, and a problem of unstable plugging / unplugging force caused by humpback and single side defects after shell nosing because of a jack manufacturing error can be effectively avoided.
Owner:杭州航天电子技术有限公司

Control method for intelligent door closing of elevator

The invention discloses a control method for intelligent door closing of an elevator. The control method comprises the following steps: A, defining the identities of passengers, and giving different elevator door-closing holding time and different door-closing speed according to different identity definitions of the passengers; and B, when the elevator reaches a calling floor and a door of the elevator is opened, identifying the identities of the passengers entering the elevators and giving the corresponding elevator door-closing holding time and the corresponding door-closing speed. In the step A, when the identities of the passengers are defined as young people or people quick in movement, elevator door-closing holding time is automatically shortened, and the door-closing speed is increased; and when the identities of the passengers are defined as the old or people unable to move freely or carrying goods, the elevator door-closing holding time is automatically prolonged and the door-closing speed is reduced. The control method can dynamically identify the identities of passengers entering a car, and can give different elevator door-closing holding time and different door-closing speed, so that the door-closing efficiency of the elevator can be improved, and the door-closing safety of the elevator can be guaranteed.
Owner:HITACHI ELEVATOR CHINA

Automatic connector jack shell nosing mechanism

The invention relates to an automatic connector jack shell nosing mechanism. The automatic connector jack shell nosing mechanism comprises a bottom plate, a left shell nosing assembly and a right shell nosing assembly, wherein the left shell nosing assembly and the right shell nosing assembly are symmetrically arranged on the bottom plate and respectively comprise a fixing block and a shell nosing rivet block, the shell nosing rivet block is arranged on the fixing block, the fixing block is connected with the bottom plate in a sliding mode, the fixing block is provided with an adjusting mechanism used for adjusting an inclination angle of the shell nosing rivet block, and the fixing block is provided with a locking mechanism. The automatic connector jack shell nosing mechanism is advantaged in that jack reed bending angles of the left shell nosing assembly and the right shell nosing assembly are realized through the adjusting mechanisms independently, independent control on the two jack reed bending angels is realized, a problem of unstable plugging / unplugging force caused by humpback and single-side defects after shell nosing because of a jack manufacturing error can be effectively avoided, through the locking mechanism, no change of the inclination angles of the shell nosing rivet blocks is realized in a shell nosing process, and shell nosing quality is guaranteed.
Owner:杭州航天电子技术有限公司

Article

The present invention provides a cap or closure comprising a polypropylene composition, wherein said composition comprises: (i) a random propylene ethylene copolymer having an ethylene content of 3.3-7% wt, and (ii) an additive selected from an antistatic agent, an antioxidant, an acid scavenger and a nucleating agent.
Owner:BOREALIS TECH OY

Rapid closing circuit breaker and circuit breaker group

The invention relates to the technical field of circuit breakers, and particularly relates to a rapid closing circuit breaker and a circuit breaker group. The circuit breaker comprises an outer shell,a handle mechanism, a tripping transmission mechanism, a magnetic tripping mechanism and a thermal tripping mechanism; the outer shell comprises a supporting base and a cover plate, the cover plate is arranged on the supporting base, and the handle mechanism is located on an upper portion of the supporting base and used for manually opening and closing the circuit breaker; the tripping transmission mechanism is located on an upper left portion of the base, and the tripping transmission mechanism and the handle mechanism are matched through a U-shaped transmission rod to achieve tripping and buckling; the magnetic tripping mechanism is arranged in the support base and is positioned below the handle mechanism; the thermal tripping mechanism is arranged on the support base and is positionedat a left lower part of the magnetic tripping mechanism; and a bottom contact point of the tripping transmission mechanism is positioned between the magnetic tripping mechanism and the thermal tripping mechanism. The circuit breaker has advantages that force storage is realized, closing efficiency is improved, closing synchronism of multiple circuit breakers is increased, and power utilization safety is improved.
Owner:喜勒电气科技(浙江)有限公司

Quick automatic switching-on mechanism of molded case circuit breaker and molded case circuit breaker provided with quick automatic switching-on mechanism

The invention relates to the technical field of power electronics, and discloses a quick automatic switching-on mechanism of a molded case circuit breaker and a molded case circuit breaker provided with the quick automatic switching-on mechanism molded case circuit breaker. The quick automatic switching-on mechanism comprises a direct current motor which is fixed on the circuit breaker, wherein a fixed plate is arranged above the direct current motor, and the output end is connected with a reduction gearbox; a gear fixed at the output end of the reduction gearbox; a single rack, wherein one end of the single rack is rotationally connected to a circuit breaker main mechanism lever support in the radial direction of the gear, and a tooth opening of the single rack is meshed with the gear; and a hand shifting mechanism which is fixed on the single rack, wherein the single rack can be separated from the gear by shifting the single rack towards one side. Compared with the prior art, through meshing rotation of the single rack and the gear which are rotationally connected, self-clutching of the circuit breaker is achieved, quick closing of re-buckling-closing operation is reliably achieved, electric operation and manual operation can be achieved, a direct current motor does not need to be stopped during manual operation, and efficiency is improved.
Owner:JIANGSU SUYI ELECTRIC APPLIANCE

Control method for air conditioner door sheet and air conditioner and computer readable storage medium

The invention discloses a control method for an air conditioner door sheet. When it is detected that a foreign matter exists in the air conditioner door sheet, a radar wave sensor is used for detecting whether the foreign matter moves away from an air conditioner or not; and when the foreign matter does not move away from the air conditioner, the air conditioner door sheet is controlled to be opened. The invention also discloses the air conditioner and a computer readable storage medium. The dual-channel radar wave sensor is used for detecting and identifying whether the foreign matter leavesthe air conditioner or not; by using the advantages of the radar wave sensor such as the wide detection range, accurate distance determination and the like, the intelligent anti-pinch control over door opening and door closing is carried out, so that the moving stage of the foreign matter is rapidly detected while the body of a user can be protected from being injured reliably; the air conditionerdoor sheet is opened again only when it is detected that the foreign body does not leave, and the air conditioner door sheet is controlled to continue to be closed when the foreign body leaves, thus,the door closing efficiency of the air conditioner is improved, and the door closing energy consumption of the air conditioner is reduced.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1

Decoration tool with automatic disconnecting link closing structure for building decoration

The invention relates to the technical field of disconnecting links, in particular to a decoration tool with an automatic disconnecting link closing structure for building decoration. The decoration tool comprises a disconnecting link porcelain base, a connecting seat is fixedly connected to the central position of the top end of the disconnecting link porcelain base, a pull rod is hinged to the top end of the connecting seat, and an abutting block is fixedly connected to the central position of the surface of the pull rod. By arranging a first limiting mechanism and a pushing mechanism, whenthe pull rod is pulled downwards to drive the abutting block to move, the abutting block applies pressure to the inclined face at the right side of the first connecting block, so that the first connecting block is pushed to move outwards; and when the abutting block moves to the lower end of the first limiting block, a first sliding block is pushed to move through the elastic force of a first spring, the first sliding block drives a second rack to move through a gear in the moving process, the second rack drives the first connecting block to move through a second sliding block in the moving process, and the first connecting block enables the first limiting block to be attached to the surface of the abutting block in the moving process, and therefore the abutting block is limited.
Owner:吴兰

Aluminum grating assembly type ceiling structure for airport and construction process thereof

ActiveCN113789904AImprove Rest Quality Reduce DefectsImprove rotation efficiencyCeilingsSound proofingKeelEngineering
The invention relates to the technical field of building decoration, and particularly relates to an aluminum grating assembly type ceiling structure for an airport and a construction process thereof. The aluminum grating assembly type ceiling structure comprises a steel frame, a hoop, a first hanging rod, a main keel, an auxiliary keel, a second hanging rod, a professional keel and aluminum plates, wherein the steel frame is fixedly connected with a wall body; the hoop is clamped and fixed with the steel frame; the first hanging rod is connected with one side, far away from the steel frame, of the hoop; the main keel is fixedly connected to one end, far away from the hoop, of the first hanging rod; the auxiliary keel is fixedly arranged on one side, far away from the ground, of the main keel; the second hanging rod is fixedly connected with the auxiliary keel; the professional keel is fixedly connected with one end, far away from the auxiliary keel, of the second hanging rod; a storage hole is formed in the vertical end of each aluminum plate; a transmission hole communicating with the storage hole is formed in the opposite side of the adjacent aluminum plates; a noise reduction plate is slidably connected in the transmission hole; a control device used for controlling the noise reduction plate is arranged in the storage hole; and a driving device used for driving the control device is further arranged at the top of a waiting room. The aluminum grating assembly type ceiling structure has the effect of improving the rest quality of passengers.
Owner:SHANGHAI LANTIAN BUILDING DECORATION ENG CO LTD

Conveyor belt for grain spreading machine and grain spreading machine with same

A conveyor belt for a grain spreading machine comprises a conveyor belt body made of a modified rubber material. The surface of the conveyor belt body is evenly provided with particulate anti-skid protrusions which are of round structures, and the diameter of each particulate anti-skid protrusion ranges from 0.3cm to 0.4 cm. By means of the modified conveyor belt material, grain sliding can be prevented, and the conveyor belt is resistant to abrasion and long in service life.
Owner:孟婷婷

Automatic opening and closing type gate for water conservancy project construction

The invention belongs to the technical field of water conservancy projects, and discloses an automatic opening and closing type gate for water conservancy project construction, which comprises a door frame, a gate body, a hydraulic mechanism and an arc-shaped rod, the output end of the hydraulic mechanism is hinged with one connecting end of the arc-shaped rod, the other end of the arc-shaped rod is fixedly connected with the bottom of the gate body, and the gate body is movably installed on the inner side of the door frame and can rotate around the top end of the gate body. By starting a hydraulic rod and driving a transmission toothed rod to move, a rectangular rotating door is driven to rotate integrally, a connecting column relieves closing limitation on a hollow groove of the gate body, so that water can be drained by opening a channel, similarly, the front water pressure of the gate body is higher due to larger area, after the rectangular rotating door is opened, the front surface area of the gate body is greatly reduced, so that the borne water pressure is also greatly reduced, the transmission load is reduced, and the loss of the gate and a transmission mechanism caused by higher water pressure is reduced.
Owner:力创科技股份有限公司

Gate valve convenient to open and close

The invention provides a gate valve convenient to open and close, and belongs to the technical field of mechanical equipment. The gate valve convenient to open and close comprises an inner pipe and an opening and closing component ,wherein the outer surface of the inner pipe is fixedly connected with an outer shell, the side end of the inner pipe is fixedly connected with an expansion pipe, and a sliding hole is formed in the circumferential surface of the inner pipe; and the opening and closing component comprises a valve plate, a first valve rod, a second valve rod, a sealing assembly and two sets of elastic assemblies, the valve plate is slidably connected into the sliding hole, the first valve rod is fixedly connected to the upper end of the valve plate, the second valve rod is fixedly connected to the upper end of the first valve rod, the sealing assembly is arranged in the sliding hole, the sealing assembly is connected with the valve plate to achieve sealing of the valve plate, and the two sets of elastic assemblies are arranged in the outer shell and connected with the valve plate to achieve closing of the valve plate. Through the cooperation of all the assemblies in the gate valve, a valve body is very convenient to open and close, and the use efficiency of the gate valve is effectively improved.
Owner:OUGUAN VALVE TECH

A kind of manufacturing method of cwdm special optical module

The invention discloses a manufacturing method of a CWDM special optical module. The method comprises the following steps that 1, a module is installed, specifically, an installation module is taken out, and a control switch is turned on to enable an electric telescopic rod to extend, so that a left clamping block and a right clamping block are moved away; 2, a lower shell is installed, specifically, a control switch is turned on, the installation module in the step 1 is conveyed right above a lower shell telescopic rod, at the same time, the lower shell telescopic rod extends, and the lower shell is jacked up to the bottom of the installation module; and 3, an upper shell is installed, specifically, an upper shell telescopic rod works, the upper shell is pushed to fall into an installation groove, and then the upper shell is clamped with a lower shell assembly part. The manufacturing method relates to the technical field of electronic components. According to the manufacturing method of the CWDM special optical module, the installation module adapted to a PC board and an electronic component assembly is arranged, and only the assembly needs to be clamped in the installation module, so that the automatic installation can be realized, the finishing efficiency is improved, a large amount of labor is also saved, and meanwhile, the mechanical dimension is accurate, and the product installation quality is effectively ensured.
Owner:WUHAN OUYI PHOTOELECTRIC TECH

Pedal type computer input device and method

The invention discloses a pedal type computer input device and a pedal type computer input method. The pedal type computer input device comprises a pedal device, wherein the pedal device comprises a base, the top part of the base is provided with a sliding sleeve, a clamping groove is formed in the inner wall of the sliding sleeve, a clamping block is arranged inside the sliding sleeve, the surface of the clamping block is provided with a buckle, the buckle is matched with the clamping groove, a groove is formed in the bottom part of the clamping block, the groove is internally provided with aprotection block, a live wire is arranged inside the protection block, the live wire penetrates the clamping block and extends to the outside, the bottom part of the live wire is provided with a first connecting block, first springs are arranged on both sides of the protection block, the first springs are fixedly connected with the base, the bottom part of the protection block is provided with apositioning cylinder, and a protection ring is arranged inside the positioning cylinder. Through arranging the pedal device, the pedal type computer input device effectively isolates and protects thelive wire and a null line, avoids contact of the live wire and the null line when not in use, improves the firmness of the overall structure, increases the protection effect, and avoids the electric shock problem caused by long-term use.
Owner:华研科技(大连)有限公司

Steel bar grating connecting structure for multi-arch underground excavation pipe gallery primary support structure and construction method

The invention discloses a steel bar grating connecting structure for a multi-arch underground excavation pipe gallery primary support structure and a construction method. A steel plate is arranged onthe outer side of a steel bar grating of a first excavation bin at the connecting position of steel bar gratings of support structures of two adjacent bin primary to serve as an embedded connecting piece; the steel plate is welded with a steel bar grating main rib, and the plane of the steel plate is perpendicular to the connecting direction; anchor bars are arranged on the back of the steel plate, preformed holes and high-strength bolts are symmetrically arranged on the steel plate, the ends of one sides of the bolts are flush with the inner side of the steel plate, and the other sides of thebolts extend outwards to be reserved for being connected with steel bar grating connecting plates of adjacent bins; and two pieces of angle steel are arranged at a co-constructed connecting end partof a corresponding steel bar grating of a subsequent excavation bin, bolt holes are preserved in the angle steel at the positions corresponding to connection with the high-strength bolts, and the angle steel are rapidly and firmly connected with the steel plate as the preserved connecting piece. Compared with an existing construction method, according to the method, the construction progress can be effectively improved, the adjacent bins and an overall co-construction primary support are quickly closed to form a ring, the influence of excavation on a soil body is reduced, and the method has wide development and application prospects in multi-arch underground excavation construction.
Owner:BEIJING MUNICIPAL ROAD & BRIDGE

Operation control method and device of discharging motor, cooking utensil and storage medium

The invention provides an operation control method and device of a discharging motor, a cooking utensil and a storage medium. he operation control method of the discharging motor comprises the steps:controlling the discharging motor to close a discharging port according to a first steering signal, and recording an initial moment when the first steering signal is generated; detecting whether the rotating speed signal of the discharging motor is switched into a locked-rotor signal or not within a first preset duration from the initial moment; and determining whether the discharge port is in a closed state or not according to a detection result of the rotating speed signal. According to the technical scheme, on the premise that no extra sensor needs to be arranged, whether the motor closes the discharging opening of the material washing box or not is accurately detected, and when the motor cannot close the discharging opening, prompt information is generated in time to prompt a user, andthe cooking process is stopped to reduce the fault rate of the cooking utensil.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD

Application program closing method and device

The invention discloses an application program closing method and device, and belongs to the technical field of electronic equipment. The application program closing method comprises the steps: underthe condition that identification information of multiple application programs is displayed, receiving first input of first identification information in the identification information of the multipleapplication programs; in response to the first input, displaying a target boundary at a position associated with the first identification information; receiving a second input of one piece of secondidentification information in the identification information of the plurality of application programs; closing the target application program according to the target boundary and the second input. According to the application program closing method and device, application program closing efficiency can be improved.
Owner:VIVO MOBILE COMM CO LTD

Movable multilayer platform for rocket fairing closing

The invention relates to a movable multilayer platform for rocket fairing closing. The movable multilayer platform mainly solves the technical problem that an existing high-altitude operation vehiclefor rocket fairing closing is poor in bolt screwing effect and low in working efficiency. According to the technical scheme, the movable multilayer platform for rocket fairing closing comprises a transverse movement trolley, a platform body, a lifting platform, a lifting driving device, a sliding wheel set, a steel wire rope assembly, a vertical guide rail and electric control equipment; the platform body is provided with multiple layers of main platforms, the transverse movement trolley is arranged at the bottom of the platform body, the vertical guide rail is arranged at the front end of theplatform body, the lifting driving device is arranged on the main platform on the uppermost layer of the platform body, the sliding wheel set is arranged on the top of the platform body, the liftingplatform is arranged on the vertical guide rail and is connected with a coiling barrel in the lifting driving device through the steel wire rope assembly and the sliding wheel set, and the electric control equipment is arranged on the transverse movement trolley and is electrically connected with a motor of the transverse movement trolley and a motor of the lifting driving device.
Owner:山西太重北特机械设备制造有限公司

Window closing method and device, electronic device and storage medium

The embodiment of the invention discloses a window closing method and device, an electronic device and a storage medium. The method comprises the following steps of acquiring a closing trigger event of a current window, and broadcasting the closing trigger event to a candidate window; judging whether a target window for maintaining the window information of the current window exists in the candidate windows or not; and if yes, closing the current window and the target window in a linkage manner. By running the technical scheme provided by the embodiment of the invention, the window closing efficiency can be improved, and the user information security can be guaranteed.
Owner:睿视(苏州)视频科技有限公司
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