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63results about How to "Compact location" patented technology
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Working device setted on one place and engineering machinery using it
InactiveCN1831253AShorten the timeImprove operational skillsMechanical machines/dredgersVehiclesState of artEngineering
The invention is a working device arranged in some place, composed of two or above working devices arranged in some place, back-to-back, side-arranged, opposite, staggered, side-by-side, up and down, rotatable, inclinable, turnable, movable, liftable or in other form. And an engineering machine applying it is composed by arranging it in corresponding position on a corresponding vehicle or chassis or connecting it with the correspond position. And it can compose various engineering machines by various vehicles or chassises, compact, multifunctional, low-cost, high-efficiency and energy-saving, and having strong practicality.
Owner:姚实现
Method for connecting coaxial cables to a printed circuit board
InactiveUS6880241B2Easy to disassembleEasy to reassemblePrinted circuit assemblingElectrically conductive connectionsCoaxial cablePrinted circuit board
Owner:GE MEDICAL SYST GLOBAL TECH CO LLC
Method and apparatus for connecting multiple coaxial cables to a printed circuit board in a compact
InactiveUS20050020115A1Easy to disassembleEasy to reassembleEngagement/disengagement of coupling partsPrinted circuit assemblingCoaxial cablePrinted circuit board
A method and apparatus for connecting a plurality of coaxial cables to a printed circuit board in a compact connector. The apparatus is generally comprised of a flexible carrier, means for attaching the cable to the flexible carrier, a conductive base plate and a rigid beam providing pressure such that the electrical contact between the coaxial cable and the printed circuit board is maintained. The method generally comprises the steps of stripping the coaxial cables, bonding the coaxial cable to a flexible carrier, positioning the coaxial cables over traces of a printed circuit board providing pressure such that electrical contact is maintained between the cables and the printed circuit board.
Owner:GE MEDICAL SYST GLOBAL TECH CO LLC
Container prefabricated-cabin transformer substation
InactiveCN103812042ANot susceptible to moistureCompact locationGas-insulated substationsTransformerEngineering
The invention provides a container prefabricated-cabin transformer substation. The prefabricated-cabin transformer substation comprises a transformer which is in an outdoor use type, and is characterized in that the prefabricated-cabin transformer substation further comprises a high-pressure prefabricated cabin, a low-pressure prefabricated cabin and a secondary protection prefabricated cabin, wherein the high-pressure prefabricated cabin is provided with a cable which is connected with a high-pressure side of the transformer, and the high-pressure prefabricated cabin is made into a first container, the low-pressure prefabricated cabin is provided with a cable which is connected with a low-pressure side of the transformer, and the low-pressure prefabricated cabin is made into a second container; the secondary protection prefabricated cabin is provided with a cable which is connected with the transformer, and the secondary protection prefabricated cabin is made into a third container. Thereby, individualized design can be performed on devices required by the transformer substation according to actual demands, and the container prefabricated-cabin transformer substation is uniform in sizes, convenient to transport and easily extensible.
Owner:江苏北控智临电气科技有限公司
Horizontal vibration linear motor
ActiveCN103618428AIncreased resistance to the above failuresAvoid defects that damage scrapDynamo-electric machinesVibration amplitudeQuality level
The invention provides a horizontal vibration linear motor which comprises a motor shell, a cover plate and a vibration assembly. The cover plate is installed on the motor shell in a covering mode, an installation space is formed by the cover plate and the motor shell, the vibration assembly is hung in the installation space through location of elastic supporting pieces located on the two opposite lateral walls of the motor shell respectively and comprises a vibration block and a permanent magnet installed on the vibration block, the permanent magnet can drive the vibration assembly to perform reciprocated vibration in the direction basically parallel to the bottom face of the motor shell under the effect of the magnetic field force and enables the two elastic supporting pieces located on the opposite lateral walls to be correspondingly stretched and retracted in the vibration process, and a limiting device for limiting the reciprocated vibration amplitude of the vibration block is further installed in the installation space. According to the horizontal vibration linear motor, the capacity for overcoming faults such as short circuits can be improved, and the whole quality level of machines with the motor is easily improved.
Owner:金龙机电(淮北)有限公司
Protective bag for a coupe top automobile
InactiveUS6497351B1Reduce riskEasy to disassembleTravelling sacksWrappersBiomedical engineeringHardtop
A multi-compartment bag assembly for protecting and storing one or both hardtops of a coupe top automobile, the bag assembly comprising a first bag compartment defined by an overlying first outside compartment wall and an inside compartment wall joined along respective bottom and opposing side edges and including a first top lateral opening adapted for receiving at least one of the hardtops therein, and a second bag compartment defined by the inside compartment wall and a second outside compartment wall, the inside compartment wall and the second outside compartment wall being joined along respective bottom and side edges and including a second top lateral opening adapted for receiving at least one of the hardtops therein.
Owner:PEELE JR JOHN A
Modularized wireless torque sensor device
InactiveCN109708789ASimple structureHigh resolutionWork measurementTorque measurementDrive shaftOutput device
The invention provides a modularized wireless torque sensor device which comprises a friction wheel transmission shaft and an electrical module. The friction wheel transmission shaft comprises a transmission mandrel, a power input device and a power output device, the transmission mandrel is connected with the power input device and the power output device, and the power input and output devices rotate synchronously with the transmission mandrel; the power input device inputs power into the device sensor device via the transmission mandrel, and the power output device outputs power from the sensor device via the transmission mandrel; when the power output device bears a resistance from an outside driven member to generate a torque when outputting the power, the transmission mandrel is deformed, and a foil gauge measures a stress generated by deformation; and the electrical module comprises a control circuit PCB and a foil gauge, and the transmission mandrel and the control circuit PCBare connected with the foil gauge to collect stress data and sends the stress data to a far-end host computer. The torque sensor device is modularized, can be replaced rapidly, used flexibly and is wide in application range.
Owner:SHANGHAI JIAO TONG UNIV
Paperboard stacking and packaging device
The invention discloses a paperboard stacking and packaging device which comprises a stacking device and a packaging device used for bundling paperboard stacks. The packaging device is arranged on the rear side of the stacking device. The stacking device comprises a support, partition plates, receiving brackets, a push plate and a lifting plate. Baffles capable of sliding front and back are arranged on the front side and the rear side of the support. The receiving brackets and the partition plates are arranged on the baffles correspondingly. The partition plates are arranged above the receiving brackets, and the lifting plate is arranged below the receiving brackets and is in sliding fit with the support. The push plate is arranged on the support, a conveying belt is arranged below the lifting plate, and the lifting plate is provided with a plurality of through grooves at intervals, wherein the conveying belt makes contact with the paperboard stacks through the through grooves. According to the paperboard stacking and packaging device, the structure is simple, paperboards with different sizes can be received, stacking is orderly, and the stacked paperboards are packaged.
Owner:ZHEJIANG DONGJIN TECH CO LTD
Tester used for testing abrasion resistance of abrasion-resistant layers of automotive rubber strips
InactiveCN104297090ASave raw materialsEasy to moveInvestigating abrasion/wear resistanceComputer moduleEngineering
The invention discloses a tester used for testing abrasion resistance of abrasion-resistant layers of automotive rubber strips. The tester comprises a load bearing platform, a rubber strip grinding device and a driving system, wherein pressing plates used for fixing to-be-tested rubber strips are respectively arranged at two ends of the load bearing platform; the rubber strip grinding device fixed above the load bearing platform by virtue of a bracket comprises a guide sleeve mounted on the bracket, a sliding shaft arranged inside the guide sleeve in a manner of sliding up and down, a counterweight loaded above the sliding shaft and a grinding head arranged under the sliding shaft; the driving system is used for driving the load bearing platform to move forth and back relative to the grinding head, so that to-and-fro sliding friction is formed between the grinding head and the to-be-texted rubber strips; the driving system comprises a rocker arm speed reduction motor, a motor connection rod, a power supply module, a counter, a relay connected with the power supply module and the counter, and a rotation speed regulating module which is connected between the relay and the rocker arm speed reduction motor; the relay is used for controlling connection or disconnection of the relay according to the counted number of the counter so as to control the operation of the motor.
Owner:力帆科技(集团)股份有限公司
Radar echo signal acquisition circuit chip based on SIP technology.
ActiveCN110096007AImprove reliabilityImprove seismic performanceProgramme controlComputer controlHigh densityMiniaturization
The invention discloses a radar echo signal acquisition circuit chip based on an SIP technology. The radar echo signal acquisition circuit chip solves the problems that the traditional radar echo signal acquisition PCB has large size and high power consumption and is difficult to be applied to a space-limited platform. The radar echo signal acquisition circuit chip is composed of a metal casing and a multi-layer high-density ceramic circuit substrate with a cavity, wherein a signal acquisition module, a signal pre-processing module and a clock configuration module are installed and soldered onthe substrate. The radar echo signal acquisition circuit chip integrates FPGA, ADC, PROM and DDR3 bare chips on the multi-layer high-density ceramic circuit substrate by adopting the SIP technology,designs a radar echo signal acquisition circuit into a package, and reduces the circuit size, improves the signal integrity of the circuit and reduces power consumption of the circuit while realizinga radar echo signal acquisition function. The radar echo signal acquisition circuit chip regards an idle I / O pin on the FPGA as a user I / O, and has expansibility and flexibility. The radar echo signalacquisition circuit chip can be used for acquiring radar echo signals in a radar signal processing system, and realizes the miniaturization of the radar signal processing system.
Owner:XIDIAN UNIV
Light carbon fiber case integral forming manufacturing method
ActiveCN111113951APrecise positioningMultiple installation interfacesDomestic articlesCoatingsFiberCarbon fibers
The invention discloses a light carbon fiber case integral forming manufacturing method. The light carbon fiber case integral forming manufacturing method comprises the following contents of pre-formation of guide rails and wedge-shaped parts; implementation of threaded installation holes, wherein the threaded installation holes are implemented through metal embedded parts, bottom installation holes are pre-machined in the metal embedded parts, and the metal embedded parts are precisely positioned on the forming surface of a case die through the pre-machined bottom installation holes; pre-formation of side face installation beams; case body lay-up; machining; surface metallization on the inner surface and the outer surface of the case body; and surface three-proofing treatment. According to the light carbon fiber case integral forming manufacturing method, reasonable split design is carried out, the guide rails, the wedge-shaped parts and side face connecting beams are pre-formed and then assembled with the case body die, overall case body lay-up and autoclave co-curing formation are carried out, the manufacturing difficulty is lowered, and the overall rigidity requirement of the case body is also ensured; many printed board assemblies need to be installed in the case body, a power supply component needs to be installed outside the case body, installation interfaces are many, the positions are compact, the high-precision requirement for installation positions and dimensions is met through the embedded part precise positioning technology, and the connecting strength is ensured.
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST
Paperboard stacking device
The invention discloses a paperboard stacking device. The paperboard stacking device comprises a bracket, a partition board, a collecting carrier, a pushing plate and a lifting plate, wherein baffles capable of sliding forwards and backwards are arranged at the front and rear sides of the bracket; both the collecting carrier and the partition board are arranged on the baffles; the partition board is arranged above the collecting carrier; the lifting plate is arranged below the collecting carrier and is in sliding fit with the bracket; and the pushing plate is arranged on the bracket, a conveyor belt is arranged below the lifting plate, and a plurality of through grooves for helping the conveyor belt be in contact with a paperboard stack are arranged in the lifting plate at intervals. The paperboard stacking device is simple in structure and can collect paperboards with different sizes and at the same time tidily stack the paperboards, thereby facilitating the following operation.
Owner:ZHEJIANG DONGJIN TECH CO LTD
Lower limb training device
InactiveCN107536695ACompact structureArbitrary adjustment of structureChiropractic devicesEngineeringPhysical exercise
The invention relates to the technical field of exercise training apparatus, and specifically discloses a lower limb training device. The device comprises a base, a lifting mechanism, a first rotary arm, a second rotary arm, and a lower limb placing mechanism. The first rotary arm is rotatably connected with the lifting mechanism through a first rotation mechanism. The second rotary arm is rotatably connected with the first rotary arm through a second rotation mechanism. The lower limb placing mechanism is rotatably connected with the second rotary arm through a third rotation mechanism. The training device is characterized by large training range, convenient adjustment, simple operation, and compact structure, and can satisfy rehabilitation physical therapy training requirements of hospitals or families.
Owner:SHENYANG SIASUN ROBOT & AUTOMATION
Visual similarity learning method based on depth unsupervised learning
InactiveCN109063746ACompact locationCharacter and pattern recognitionSupervised learningInitial sample
The invention provides a visual similarity learning method based on depth unsupervised learning, Its main contents include: Compact clustering and batch generation, Convolution Neural Network (CNN) training, local time pooling and multi-instance learning, The process is, The associated initial sample set is first obtained from the sample, the single cost function is then optimized to obtain a compact cluster (a compact and similar sample set with compact location distribution), Then, the CNN is trained alternately, and the generated similarities are subjected to local time pooling operation, and the clusters and batches are recalculated using the obtained similarities, and the similarities among the samples are obtained after many iterations. The present invention solves the problem that the prior visual similarity learning method requires a large amount of manual labeling data and has high calculation cost, can provide more fine similar structure, and has good performance in attitudeanalysis task and classification problem.
Owner:SHENZHEN WEITESHI TECH
Carton box forming device
ActiveCN109094104ACompact locationIncrease productivityBox making operationsPaper-makingCartonMechanical equipment
The invention discloses a carton box forming device. The carton box forming device comprises an inner box forming mechanism, an inner box material collecting and conveying mechanism, an outer box forming mechanism, a push mechanism and a discharging conveyor belt, wherein the inner box material collecting and conveying mechanism is connected to the right side of the inner box forming mechanism, the outer box forming mechanism is located under the inner side of the inner box forming mechanism, an outer box is pushed by the push mechanism from the outer box forming mechanism directly below the inner box forming mechanism, and the discharging conveyor belt is located at the output end of the push mechanism. According to the technical scheme, manual operation is replaced by mechanical equipment, labor force is released, the production efficiency is improved, and the production cost is reduced; and meanwhile, the carton box forming device is ingenious in design, the positions among the mechanisms are compact, the connection is reasonable, and the occupation area is small.
Owner:舟山市天海机械有限公司
Nixie tube panel and key control circuit and control method thereof
ActiveCN104332125AReduced pin countCompact locationStatic indicating devicesKey pressingElectrical resistance and conductance
The invention discloses a nixie tube panel and key control circuit and a control method thereof. The nixie tube panel and key control circuit comprises a 74CH138 chip, a 74HC164 chip, a current-limiting resistor, a five-bit common-cathode nixie tube, a function indication LED, functional touch keys and a data communication port, wherein the 74HC164 chip is connected with the current-limiting resistor, the 74HC138 chip is connected with the five-bit common-cathode nixie tube, the public end of the function indication LED and the functional touch keys, and the current-limiting resistor is connected with the segment code of the five-bit common-cathode nixie tube and the function indication LED; the control circuit is featured with more reasonable pin resource distribution and more compact module component position. By means of the control method, the key press and display scanning can be performed without delay, and the CPU use ratio is higher.
Owner:WUZHOU UNIV
Composite pipe and forming process thereof
InactiveCN105042208AQuality improvementTightly boundFlexible pipesRigid pipesMolten stateManufacturing technology
The invention relates to a pipeline and a manufacturing technology thereof, in particular to a multifunctional composite pipe capable of delivering different media simultaneously and a manufacturing process used for manufacturing the composite pipe. The composite pipe comprises wires, a pipe body and a wrapping layer. The wires are parallel to the pipe body. The outer portions of the wires and the outer portion of the pipe body are provided with the wrapping layer in a seamless mode. The wrapping layer is made of high-polymer materials. The core of the composite pipe and the forming process of the composite pipe is that the outer portions of the wires and the outer portion of the pipe body are covered with the high-polymer materials in a molten state, and the physical properties of the wires and the pipe body keep unchanged in the manufacturing process; the relative positions of the wires and the pipe body are maintained through the high-polymer materials, so the composite pipe has good strength and stability.
Owner:WENZHOU NIUNIU PNEUMATIC TECH
Socket with linear slots
InactiveCN101997248ACompact locationCoupling contact membersCouplings bases/casesEngineeringElectrical and Electronics engineering
Owner:NANTONG XINYING DESIGN SERVICE
Stacking device for paperboards
Owner:ZHEJIANG DONGJIN TECH CO LTD
A container prefabricated cabin type substation
InactiveCN103812042BNot susceptible to moistureCompact locationGas-insulated substationsContainerizationTransformer
The invention provides a container prefabricated-cabin transformer substation. The prefabricated-cabin transformer substation comprises a transformer which is in an outdoor use type, and is characterized in that the prefabricated-cabin transformer substation further comprises a high-pressure prefabricated cabin, a low-pressure prefabricated cabin and a secondary protection prefabricated cabin, wherein the high-pressure prefabricated cabin is provided with a cable which is connected with a high-pressure side of the transformer, and the high-pressure prefabricated cabin is made into a first container, the low-pressure prefabricated cabin is provided with a cable which is connected with a low-pressure side of the transformer, and the low-pressure prefabricated cabin is made into a second container; the secondary protection prefabricated cabin is provided with a cable which is connected with the transformer, and the secondary protection prefabricated cabin is made into a third container. Thereby, individualized design can be performed on devices required by the transformer substation according to actual demands, and the container prefabricated-cabin transformer substation is uniform in sizes, convenient to transport and easily extensible.
Owner:江苏北控智临电气科技有限公司
Automatic packaging bag sealing device and using method thereof
PendingCN111348267AImprove stabilityNot easy to dropWrapper twisting/gatheringProcess engineeringTransfer mechanism
The invention relates to the technical field of packaging devices, in particular to an automatic packaging bag sealing device and a using method thereof. The automatic packaging bag sealing device comprises an overturning mechanism, a semi-finished product transferring mechanism, a hot welding mechanism, a discharging mechanism and a conveying mechanism; the semi-finished product transferring mechanism is arranged between the overturning mechanism and the hot welding mechanism, the discharging mechanism is arranged below the hot welding mechanism, and the conveying mechanism is arranged belowthe discharging mechanism; and a packaging bag filled with materials is transferred to the overturning mechanism, the overturning mechanism clamps a bag opening of the packaging bag and drives the packaging bag to turn over to naturally droop, the semi-finished product transferring mechanism clamps the natural-drooped packaging bag and conveys the natural-drooped packaging bag to the hot welding mechanism, and the packaging bag is transferred to the conveying mechanism through the discharging mechanism after being sealed by the hot welding mechanism. According to the automatic packaging bag sealing device and the using method thereof, the operation process is smooth, the technology consistency is high, the stability of the packaging bag in the whole technology operation process is high, the packaging bag is not prone to falling, the working efficiency is greatly improved, and the sealing success rate is extremely high.
Owner:YANTAI KAIBO AUTOMATION TECH
A manufacturing method for integral molding of lightweight carbon fiber chassis
ActiveCN111113951BReduce weightObvious weight loss effectDomestic articlesCoatingsFiberCarbon fibers
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST
Paperboard stacking and packing device
The invention discloses a paperboard stacking and packing device. The paperboard stacking and packing device comprises a stacking device and a packing device used for bundling paperboard piles, and the packing device is arranged on the rear side of the stacking device; and the stacking device comprises a support, partition plates, receiving brackets and push plates, wherein baffles capable of sliding forwards and backwards are arranged on the front side and the rear side of the support, the receiving brackets are arranged on the support, each partition plate is arranged on the corresponding baffle and arranged above the corresponding receiving bracket, the push plates are arranged on the support, and conveyor belts are arranged below the push plates. The paperboard stacking and packing device is simple in structure and can be used for receiving paperboards with different sizes; meanwhile, the paperboards can be stacked regularly, and the stacked paperboards can be packed.
Owner:ZHEJIANG DONGJIN TECH CO LTD
Electric control actuator, tail gas treatment system and vehicle
ActiveCN114017212ACompact locationIncrease profitElectrical controlOperating means/releasing devices for valvesGear wheelElectric machinery
The invention provides an electric control actuator, a tail gas treatment system and a vehicle, the electric control actuator comprises a lower shell and an upper shell, and the lower shell or the upper shell is provided with a plurality of first matching holes; wherein the lower shell and the upper shell are matched to form a mounting space; the actuator further comprises an isolation plate which is clamped between the lower shell and the upper shell, and the isolation plate is provided with a plurality of second matching holes, wherein the first matching holes and the second matching holes are connected in a matched mode through positioning pieces; and a compact gear assembly and a driving motor arranged in the mounting space, wherein the compact gear assembly is connected with the driving motor in a matched mode. The electric control actuator solves the technical problem that the overall size of the electric control actuator is large due to the fact that the internal structure of the electric control actuator is not finely arranged.
Owner:NINGBO COLET ELECTRICAL APPLIANCE +1
Stable Front Fork Lock Structure For Bicycle
The stable front fork lock structure for bicycle includes a hinge shaft, a lock plate and a locking block, wherein the lock plate is a rectangular sheet structure, the lock plate is provided with a long circular hole along the length direction thereof, the hinge shaft penetrates through the long circular hole to be vertically fixed on the front fork cylinder; the locking block is fixed on the other fork cylinder of the front fork, a lock body and a stop plate are fixed on the locking block, the lock body and the stop plate are provided with a through groove which is matched with the thicknessof the lock plate and can accommodate the lock plate; The lock body is internally provided with a lock tongue, the lock tongue is provided with a keyhole, and the keyhole is matched with a key. When the bike needs to be locked, one end of the lock plate is pulled, the other end of the lock plate extends the gap between the front wheel spokes and get into the through groove between the lock body and the stop plate, the lock key is inserted, the locking tongue is ejected out, and get through the long circular hole of the lock plat in the through groove, so that the lock plate is locked, and thepurpose of the lock vehicle is achieved, In addition, because the position between the front fork cylinder and the front wheel is compact, the it is difficult for the stealing person to use the toolto destroy the lock structure, and the safety coefficient of the lock structure is enhanced.
Owner:天津三合成自行车配件有限公司
Horizontal vertical compression type garbage compression equipment
The invention discloses horizontal vertical compression type garbage compression equipment. The horizontal vertical compression type garbage compression equipment comprises a fixing frame, a support mechanism is arranged on the fixing frame, a feeding mechanism used for loading garbage into a garbage transfer box and a scraper mechanism used for compressing and reducing the garbage in the garbagetransfer box are arranged on the support mechanism, and the fixing frame, the support mechanism, the feeding mechanism and the scraper mechanism are enclosed to form a placement position of the garbage transfer box; and the support mechanism includes a first quadrilateral connecting rod structure, the first quadrilateral connecting rod structure is hinged to the fixing plate, the first quadrilateral connecting rod structure is connected with a support lifting oil cylinder, and a piston rod of the support lifting oil cylinder is extended and retracted to lift or lay down the support mechanism,the feeding mechanism and the scraper mechanism as a whole so as to facilitate the dragging of the garbage transfer box from the placement position or placing of the garbage transfer box into the placement position. According to the horizontal vertical compression type garbage compression equipment, the support mechanism can be raised to a certain height by using the deformation of the quadrilateral connecting rod structure, and the lifting height of the support lifting oil cylinder is greatly reduced so as to adapt to the transformation of an old station with the low height.
Owner:ZOOMLION ENVIRONMENTAL IND CO LTD
Polyester needled felt with high dust removal efficiency
The invention belongs to the field of polyester needled felts, and relates to a polyester needled felt with high dust removal efficiency. The polyester needled felt comprises needled felt fibers, a wear-resistant layer is arranged on the upper surface of the needled felt fibers, a leveling coating is connected to the lower surface of the needled felt fibers, metal wires are connected to the interiors of the needled felt fibers, and a waterproof breathable film is connected to the upper surface of the needled felt fibers close to the lower part of the wear-resistant layer. Through the arrangement of the metal wires, splicing openings and the waterproof breathable film, the metal wires can limit the positions of needled felt fibers, large position movement cannot occur under the action of external force, and the situation of dust leakage due to large holes in individual parts because of needling is avoided; the waterproof breathable film can block small water drops in air flow flowing along with dust; when the needled felt fibers are wetted, dust is prone to being attached to the wetted needled felt fibers, filtering holes of the needled felt are blocked, and dust filtering of the needled felt is affected, while, with the polyester needled felt adopted, the above situation can be avoided.
Owner:江苏天亿源环境工程科技有限公司
Foldable double-chain transmission scooter
InactiveCN105523130AAvoid runningSmall footprintChain/belt transmissionSteering deviceVehicle frameAgricultural engineering
Owner:宁波大胜日用制品有限公司
Laser light source and projection display device
ActiveCN104460207AReduce areaTo achieve the purpose of plastic surgeryProjectorsSemiconductor laser optical deviceLight beamLaser light
The invention discloses a laser light source and a projection display device. The laser light source comprises N sets of laser devices, N convex lenses, at least one reflector unit and a concave lens. Each convex lens corresponds to one group of laser devices and is used for converging light beams emitted by the corresponding group of laser devices. Each reflector unit corresponds to at least one convex lens and is arranged in the emergent light direction of the corresponding convex lens. The concave lens is arranged in the emergent light direction of the reflector units. Light emitted by the convex lens corresponding to each reflector unit passes through the reflector unit and then reaches the concave lens. According to the structure, the distance between optical devices is reduced, so that the size of the laser light source is effectively reduced, the problem that an existing laser light source and a product (such as a projector) with the laser light source are large in size is solved, and then the production cost is reduced.
Owner:QINGDAO HISENSE LASER DISPLAY CO LTD
Cardboard stacking packaging device
The invention discloses a paperboard stacking and packaging device which comprises a stacking device and a packaging device used for bundling paperboard stacks. The packaging device is arranged on the rear side of the stacking device. The stacking device comprises a support, partition plates, receiving brackets, a push plate and a lifting plate. Baffles capable of sliding front and back are arranged on the front side and the rear side of the support. The receiving brackets and the partition plates are arranged on the baffles correspondingly. The partition plates are arranged above the receiving brackets, and the lifting plate is arranged below the receiving brackets and is in sliding fit with the support. The push plate is arranged on the support, a conveying belt is arranged below the lifting plate, and the lifting plate is provided with a plurality of through grooves at intervals, wherein the conveying belt makes contact with the paperboard stacks through the through grooves. According to the paperboard stacking and packaging device, the structure is simple, paperboards with different sizes can be received, stacking is orderly, and the stacked paperboards are packaged.
Owner:ZHEJIANG DONGJIN TECH CO LTD
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