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51results about How to "Solve problems with more complex structures" patented technology

Foundry used sand wet intermittent regeneration method and equipment thereof

A foundry used sand wet intermittent regeneration method and equipment thereof belong to a foundry used sand regeneration method and equipment thereof, aim to solve the problem of complicated process and narrow application scope of the conventional foundry used sand wet regeneration method, and further solve the problem of relatively complicated structure of the conventional regeneration equipment. The regeneration method comprises a scrubbing step, a second scrubbing step, a third scrubbing step and a checking step. The regeneration equipment comprises a stirrer and a sand-water separation device, wherein the stirrer comprises a support frame, a scrubbing cylinder, a drive cylinder, a motor and a main shaft, and the scrubbing cylinder is provided with a sand inlet and a water inlet and further provided with a water drainage valve and a sand discharge valve. By integrating the combined actions of mechanical stirring, water washing and acid cleaning, the regeneration method provided bythe invention has the advantages of convenience in control, low water consumption, high residual adhesive removal ratio and good sand regeneration quality; the regeneration equipment has the advantages of simple structure, low energy consumption, convenience in control and good sand regeneration quality; and the regeneration method and equipment are suitable for large-scale wet regeneration of used clay sand, used water glass sand and used alkaline phenolic resin sand.
Owner:包头市晟裕机械制造有限责任公司

Lateral entrance type backlight module and display device

The invention relates to the technical field of display, and discloses a lateral entrance type backlight module and a display device. The lateral entrance type backlight module comprises a light guide plate, lamp bars arranged along the light incident side of the light guide plate and a prism lens located on one side of the light emitting face of the light guide plate, wherein the prism lens comprises a light incident face and a light emitting face opposite to the light incident face, the light incident face faces the light guide plate, a plurality of micro triangular prism structures are arrayed and distributed on the light incident face, the bottom of each micro triangular prism structure is an acute triangle, and each micro triangular prism structure comprises a first side face facing the side where the lamp bars are located and a second side face facing the side opposite to the side where the lamp bars are located. The visual angle of emergent ray of the lateral entrance type backlight module is narrow, the lateral entrance type backlight module can be used for anti-peeping display of the display device and the structure of the lateral entrance type backlight module is simple.
Owner:BOE TECH GRP CO LTD +1

Thermal printer and control method of thermal printer

The invention discloses a thermal printer and a control method of the thermal printer. Then thermal printer comprises a thermal printing head. In the control method, the thermal printing head is controlled to scan original manuscripts to obtain image data of the original manuscripts. The thermal printing head is not only used for carrying out printing work, but also scanning work can be carried out, and the problem that the thermal printer with a scanning function is complex in structure is solved.
Owner:SHANDONG NEW BEIYANG INFORMATION TECH CO LTD

Alarm unlocking apparatus

The invention provides an alarm unlocking apparatus. The alarm unlocking apparatus is installed in a passenger chamber compartment and comprises a control switch which has an alarm position and an unlocking position; a communication apparatus, wherein the control switch is in signal connection with the communication apparatus, when the control switch is at the alarm position, the communication apparatus is started so as to transmit / receive voice signals; and a locking apparatus which is installed on a vehicle door so as to control the vehicle door to be locked or unlocked, wherein the control switch is in signal connection with the locking apparatus, and when the control switch is disposed at the unlocking position, the locking apparatus carries out unlocking operation. The alarm unlocking apparatus provided by reinvention solves the problem of quite complex structure used for a conventional alarm and unlocking apparatus on a vehicle in the prior art.
Owner:CRRC QINGDAO SIFANG CO LTD

Rotation shaft connector and mobile terminal device with same

The present invention provides a rotation shaft connector and a mobile terminal device with the same. The rotation shaft connector is used for connecting the first screen and second screen of the mobile terminal device; and the rotation shaft connector comprises a first connecting component and a second connecting component, wherein the first connecting component is provided with a first fixing portion which is connected with the first screen, the second connecting component is provided with a second fixing portion which is connected with the second screen, and the first connecting component and the second connecting component are rotatably connected with each other. With the rotation shaft connector of the invention adopted, the problem of the structural complexity of a rotation shaft connector for a double-screen flip phone in the prior art can be solved.
Owner:ZTE CORP

Voting method, device, apparatus and system based on block chain and storage medium

The invention relates to the technical field of block chains, and discloses a voting method, device, apparatus and system based on a block chain, and a storage medium. The voting method based on the block chain comprises the steps that when it is monitored that a voting invitation of a voting announcement contract on the block chain comprises a target user, a character string seed application request is sent to a voting background server, and reply information returned by the voting background server based on the seed application request is received; a blockchain address through the blockchainis generated and the blockchain address is encyrpted by using the ed in the reply message; the encrypted block chain address is sent to a voting background server, so that the voting background server writes the block chain address into the voting invitation; when it is monitored that the block chain address exists in the voting invitation, corresponding prompt information can be generated to remind a target user to vote through the block chain address. The problems that an existing anonymous voting method is poor in flexibility, and meanwhile an encryption system architecture is complex canbe solved.
Owner:WEBANK (CHINA)

Draught fan control device, draught fan system and frequency converter system

The invention relates to a draught fan control device, a draught fan system and a frequency converter system. The draught fan control device comprises four control branched circuits led out by a powersupply, wherein a starting switch, a stopping switch and a control coil of a first middle relay are connected on a first control branched circuit in series, and a main normally-open contact of the first middle relay is connected to a power supply circuit of cooled equipment in series; an auxiliary normally-closed contact of the first middle relay and a control coil of a time relay are connected to a second control branched circuit in series; a delay closing contact of the middle relay and a control coil of a second middle relay are connected to a third control branched circuit in series; andan auxiliary normally-closed contact of the second middle relay and a draught fan are connected to a fourth control branched circuit in series. Besides, according to the scheme, the design is reasonable, the application range is wide and the requirements on safety, reliability and unattended operation can be met.
Owner:HENAN SENYUAN ELECTRIC CO LTD

Turbine guide device

The invention relates to the technical field of aero-engines and provides a turbine guide device. The turbine guide device comprises a turbine casing, an orifice plate ring and guide blades. The orifice plate ring is connected to the outer side of the turbine casing. The guide blades are connected to the inner side of the turbine casing. The turbine casing, the orifice plate ring and the guide blades are of an integrated-piece structure. According to the turbine guide device, the turbine casing, the orifice plate ring and the guide blades are arranged to be of the integrated-piece structure, so that the number of parts of the turbine guide device can be effectively lowered, the turbine guide device is simple in structure and high in reliability, and therefore the problem that in the priorart, the turbine guide device is complicated in structure is solved.
Owner:AECC HUNAN AVIATION POWERPLANT RES INST

A voltage clamping circuit and buck converter

The invention provides a voltage clamping circuit and a buck converter. The voltage clamping circuit comprises a timer, a control unit and a signal generation unit; the timer is connected with the control unit; the signal generation unit is used for generating a gradually increasing signal; the control unit is used for receiving the first voltage inputted into the control unit, controlling the input end of the control unit to be connected with the output end of the signal generation unit when the timing moment of the timer does not reach the preset moment, receiving the gradually-increased signal generated by the signal generation unit and controlling the first voltage to change along with the gradually-increased signal; and / or, when the timing moment of the timer reaches the preset moment, the control unit controls the input end of the control unit to receive a fixed voltage, and if the first voltage is greater than the fixed voltage, the control unit controls the first voltage to perform voltage drop. The control unit, the timer and the signal generation unit are integrated in the same circuit, so that the circuit difficulty is simplified.
Owner:SHANGHAI AWINIC TECH CO LTD

Synchronous belt measuring device

The invention provides a synchronous belt measuring device. The device is used for measuring the length of a synchronous belt, and comprises: a base; a first positioning assembly installed on the base, wherein the first positioning assembly is provided with a first synchronous wheel matched with the synchronous belt; a second positioning assembly installed on the base, wherein the second positioning assembly is provided with a second synchronous wheel matched with the synchronous belt, so that the synchronous belt is arranged on the first synchronous wheel and the second synchronous wheel in asleeving mode, and the length of the synchronous belt is determined by measuring the distance between the axis of the first synchronous wheel and the axis of the second synchronous wheel; and a detection part used for detecting whether the synchronous belt is in a preset tensioning state or not so as to adjust the distance between the first synchronous wheel and the second synchronous wheel according to the detection result of the detection part, and the length of the synchronous belt is measured when the synchronous belt is in the preset tensioning state. The synchronous belt measuring device solves the problem that a synchronous belt measuring tool in the prior art is complex in structure.
Owner:ZHEJIANG ZOJE SEWING MACHINE

Adjustable power supply for computers

The invention discloses an adjustable power supply for computers. The adjustable power supply comprises a transformer, a bridge rectifier circuit, a UA723 voltage stabilizing circuit, first to fourth resistors, first to fourth capacitors, a triode, a potentiometer and an LED. Two ends of a primary winding of a transformer are connected with positive and negative voltage input ends. Two ends of a secondary winding of the transformer are connected with two AC input ends of the bridge rectifier circuit. The anode output end of the bridge rectifier circuit is connected with the first end of the first capacitor, the first end of the first resistor, a collector of the triode, the eleventh pin end of the UA723 voltage stabilizing circuit and the twelfth pin end of the UA723 voltage stabilizing circuit. By the use of the adjustable power supply, the problem that the existing adjustable power supplies for computers are complex in circuit structure is solved, and computer production cost is lowered.
Owner:CHENGDU SIMATE SCI & TECH

LED chip mounting feeding device

The invention discloses an LED chip mounting feeding device comprising feeding units, a feeding-back rack, a communication shaft and a drive motor. The feeding units are connected through the communication shaft. The drive motor is installed on one end of the communication shaft. Each feeding unit comprises a storage portion, a feeding portion, a pickup portion and a feeding-back portion. The storage portion comprises a storage rack and a storage roller arranged in the storage rack. An LED feeding belt is wound around the storage roller. The feeding portion comprises a feeding rack connected with the storage rack and a drive chain wheel and a feeding chain wheel which are installed on the sidewall of the feeding rack. The communication shaft passes through the feeding rack of each feeding unit. The pickup portion comprises a pickup rack connected with the feeding rack. The pickup rack is provided with a pickup opening. The feeding-back portion comprises a feeding-back wheel and a feeding-back roller. The LED feeding belt passes through the feeding chain wheel, the drive chain wheel and the feeding-back wheel successively and then is wound around the feeding-back roller. According to the invention, a plurality of LED feeding belts can be transferred at the same time, the transfer speed is fast, and the chip mounting quality can be ensured.
Owner:SHAANXI ZIZHU ELECTRON

Seat back leaning forward easy access structure and using method thereof

The invention relates to a chair back forward-leaning easy-entry structure and a using method thereof. The chair back forward-leaning easy-entry structure comprises an easy-entry module, a limiting part and a pushing block, wherein the easy-entry module is rotatably arranged at one end of a synchronizing shaft and is provided with a convex block which protrudes upwards; the limiting part corresponds to the convex block and is formed at the position, close to a chair back, of a cushion; the pushing block is arranged on one side, corresponds to the easy-entry module, of the chair back and is matched with the convex block, the convex block is positioned between the pushing block and the limiting part, and an adjusting space is formed between the pushing block and the convex block; and after an angle adjuster is unlocked, the chair back is pushed towards the cushion to drive the pushing block to rotate, and then the pushing block pushes the convex block to rotate together until the convexblock abuts against the limiting part, so that the chair back is in a forward-leaning state. The chair back forward-leaning easy-entry structure effectively solves the problem that the structure of aneasy-entry unlocking mechanism is complex, simplifies the easy-entry unlocking mechanism, improves the efficiency of seat production and assembly, and reduces the cost of seat production.
Owner:YANFENG ADIENT SEATING CO LTD

Chair back forward-leaning easy-entry structure and using method thereof

The invention relates to a chair back forward-leaning easy-entry structure and a using method thereof. The chair back forward-leaning easy-entry structure comprises an easy-entry module, a limiting part and a pushing block, wherein the easy-entry module is rotatably arranged at one end of a synchronizing shaft and is provided with a convex block which protrudes upwards; the limiting part corresponds to the convex block and is formed at the position, close to a chair back, of a cushion; the pushing block is arranged on one side, corresponds to the easy-entry module, of the chair back and is matched with the convex block, the convex block is positioned between the pushing block and the limiting part, and an adjusting space is formed between the pushing block and the convex block; and after an angle adjuster is unlocked, the chair back is pushed towards the cushion to drive the pushing block to rotate, and then the pushing block pushes the convex block to rotate together until the convexblock abuts against the limiting part, so that the chair back is in a forward-leaning state. The chair back forward-leaning easy-entry structure effectively solves the problem that the structure of aneasy-entry unlocking mechanism is complex, simplifies the easy-entry unlocking mechanism, improves the efficiency of seat production and assembly, and reduces the cost of seat production.
Owner:YANFENG ADIENT SEATING CO LTD

Valve body structure and vehicle comprising same

The invention provides a valve body structure and a vehicle comprising the same. The valve body structure comprises a valve seat, a valve cover and a valve core, wherein the valve seat comprises at least two first flow passages, the valve cover comprises at least two second flow passages, the valve core is arranged between the valve seat and the valve cover and comprises a plurality of cavities, and the valve core is rotatably arranged around a preset axis, so that the first flow passages and the second flow passages selectively communicate with the cavities correspondingly. The valve body structure solves the problem that a valve body structure in the prior art is relatively complex.
Owner:DUNAN ENVIRONMENT TECH

Powder discharging structure and discharging equipment

The invention provides a powder discharging structure and discharging equipment. The powder discharging structure comprises a first feeding shell, a second feeding shell, a first stirring shaft and afeeding shaft, the first feeding shell is provided with a feed inlet and a first feeding channel communicated with the feed inlet; the second feeding shell is provided with a discharge port and a second feeding channel communicated with the discharge port, and at least part of the second feeding channel is in communication with the first feeding channel; the first stirring shaft is rotatably arranged in the first feeding channel, and a stirring assembly is arranged on the first stirring shaft, so that powder in the first feeding channel enters the second feeding channel under the action of thestirring assembly; the stirring assembly comprises a plurality of stirring blades which are arranged at intervals, and each stirring blade is obliquely arranged relative to the horizontal plane; andthe feeding shaft is rotatably arranged in the second feeding channel, so that the powder in the second feeding channel is conveyed out from the discharge port under the action of the feeding shaft. By using the powder discharging structure, the overall structure of discharging equipment can be simplified.
Owner:ZHENGZHOU SANHUA TECH & IND

Cover door position detection and apparatus and paper money processing device

The invention discloses a cover door position detection and apparatus and a paper money processing device. The method is used for detecting a cover door position of a paper money processing device; the cover door of the paper money processing device is arranged at an opening position or a closing position selectively; and the cover door position is detected by a photoelectric encoder. The method comprises: a cover door is driven to move along a first direction or a second direction and the output of the photoelectric encoder is detected; and if the photoelectric encoder is detected to have no pulse output after the cover door is driven to move along the first direction, the cover door is determined to arrive at the opening position; and if the photoelectric encoder is detected to have no pulse output after the cover door is driven to move along the second direction, the cover door is determined to arrive at the closing position. Therefore, the structure of the cover door switch can be simplified.
Owner:SHANDONG NEW BEIYANG INFORMATION TECH CO LTD +1

Foundry used sand wet intermittent regeneration method and equipment thereof

A foundry used sand wet intermittent regeneration method and equipment thereof belong to a foundry used sand regeneration method and equipment thereof, aim to solve the problem of complicated process and narrow application scope of the conventional foundry used sand wet regeneration method, and further solve the problem of relatively complicated structure of the conventional regeneration equipment. The regeneration method comprises a scrubbing step, a second scrubbing step, a third scrubbing step and a checking step. The regeneration equipment comprises a stirrer and a sand-water separation device, wherein the stirrer comprises a support frame, a scrubbing cylinder, a drive cylinder, a motor and a main shaft, and the scrubbing cylinder is provided with a sand inlet and a water inlet and further provided with a water drainage valve and a sand discharge valve. By integrating the combined actions of mechanical stirring, water washing and acid cleaning, the regeneration method provided by the invention has the advantages of convenience in control, low water consumption, high residual adhesive removal ratio and good sand regeneration quality; the regeneration equipment has the advantages of simple structure, low energy consumption, convenience in control and good sand regeneration quality; and the regeneration method and equipment are suitable for large-scale wet regeneration of used clay sand, used water glass sand and used alkaline phenolic resin sand.
Owner:包头市晟裕机械制造有限责任公司

Air cooling mechanism for screw rod

The invention relates to an air cooling mechanism for a screw rod, and is mainly used in a high-precision machine tool. No cooling mechanism which has a simple structure and a good cooling effect on the screw rod exists currently. The air cooling mechanism for the screw rod is characterized by consisting of an inner ring, an outer ring and a plurality of screws, wherein the inner ring consists of an inner ring body and an air cooling sleeve, an inner ring circular hole is arranged in the inner ring body, a screw rod channel is arranged in the air cooling sleeve, a wall surface of the air cooling sleeve is uniformly provided with two circles of air outlet holes, and axes of the air outlet holes are all vertically intersected with the axis of the air cooling sleeve; and the air cooling sleeve is fixed on the inner ring body, the outer ring consists of an outer ring body and an outer ring loop, an outer ring circular hole is arranged in the outer ring body, a wall surface of the outer ring loop is provided with an air inlet, the inner ring and the outer ring are fixed through the plurality of screws, the screw rod channel is aligned to the outer ring circular hole, and the inner ring body, the air cooling sleeve, the outer ring body and the outer ring loop define a cooled air distribution cavity in an annular structure. The air cooling mechanism has a simple structure, is low in manufacturing cost, and has a good cooling effect on the screw rod.
Owner:HANGZHOU SANTUO PRECISION MACHINERY

Fan device and fan control method

The invention provides a fan device and a fan control method, and the fan device comprises a machine head support which is provided with a first installation opening and a second installation opening which are oppositely arranged; the first fan cover and the second fan cover are mounted at the first mounting opening and the second mounting opening respectively; the heating part is detachably mounted on the first fan cover; and the humidifying component is detachably mounted on the second fan cover. The fan device solves the problem that a fan device in the prior art is complex in structure.
Owner:GREE ELECTRIC APPLIANCES INC

Packaging mechanism and box sleeving equipment

The invention provides a packaging mechanism and box sleeving equipment. The packaging mechanism comprises a mounting frame, a first clamping assembly and a second clamping assembly, wherein the mounting frame is movably arranged; the first clamping assembly is arranged on the mounting frame and comprises an adsorption component; the second clamping assembly is movably arranged on the mounting frame relative to the first clamping assembly; the packaging mechanism is arranged in a turnover mode so that the packaging mechanism can have a box disassembling state and a box sleeving state; when the packaging mechanism is in the box disassembling state, the adsorption surface of the adsorption component is arranged downwards; and when the packaging mechanism is in the box sleeving state, the first clamping assembly and the second clamping assembly are oppositely arranged in the horizontal direction and clamp a carton which is sucked by the adsorption component and is in an unfolded state. According to the packaging mechanism, the structural components of the packaging mechanism are simplified, and the problem that an automatic packaging mechanism in the prior art is complex in structure is solved.
Owner:ZHUHAI GREE INTELLIGENT EQUIP CO LTD +1

Electronic equipment

The invention discloses electronic equipment. A shell is provided with an inner cavity and an opening communicated with the inner cavity; a functional module is movably arranged in the inner cavity; adriving part is arranged in the inner cavity, the driving part is provided with a first output shaft and a second output shaft, a first reel is arranged on the first output shaft, and a second reel is arranged on the second output shaft; the transmission part is arranged in the inner cavity, and the first guide structural part and the second guide structural part are sequentially distributed in the direction facing the opening; the first end of the first connecting rope is connected with the first reel, the second end of the first connecting rope is connected with the functional module, and the first connecting rope is in guide fit with the first guide structural part; the first end of the second connecting rope is connected with the second reel, the second end of the second connecting rope is connected with the function module, and the second connecting rope is in guide fit with the second guide structural part. According to the scheme, the problem that a driving mechanism of the existing electronic equipment is complex in structure is solved.
Owner:VIVO MOBILE COMM CO LTD

Movable air suction device of electric arc wire spraying device

InactiveCN113235035AEasy to collectConvenient for special processingMolten spray coatingDirt cleaningSuction forceEngineering
The invention relates to the technical field of electric arc wire spraying equipment, in particular to a movable air suction device of an electric arc wire spraying device. The movable air suction device comprises a collecting box, a containing frame is connected to the outer wall of the bottom of one side of the collecting box, an electric arc wire spraying machine is placed above the containing frame, and a spraying gun storage assembly is arranged on the outer wall of the top end of the collecting box; a water-cooling precipitation assembly is arranged in the collecting box and the containing frame, and an air suction discharging assembly is arranged on the inner wall of the bottom of the collecting box; and a spraying gun is arranged above the collecting box, and the end of the spraying gun is connected with a connecting wire. The air suction device can carry an electric arc wire spraying machine to be used, the air suction device and the electric arc wire spraying machine can be transferred and moved conveniently, dust generated in the electric arc wire spraying process can be collected, a user can achieve suction at a designated position on a workpiece through a lower pipe rod and a dust suction head structure in cooperation with the air suction discharging assembly, the suction force is high, and special treatment on the workpiece is facilitated.
Owner:江苏海泰新材料科技有限公司
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