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34results about How to "Add limit function" patented technology
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Optical fiber connector capable of accurate positioning
ActiveCN105242358AImprove axial positioning accuracyLimited rotationCoupling light guidesEngineeringConfocal imaging
The invention discloses an optical fiber connector capable of accurate positioning, which comprises a connector socket and a connector plug, wherein the connector socket comprises a connector socket base, a locking wheel pressure ring, a locking wheel and an operating handle, and the connector socket base is fixed to an optical bottom plate of a confocal imaging system in a rigid manner; the locking wheel pressure ring, the locking wheel and the operating handle form a locking and limiting mechanism of the connector socket; the head part of the connector plug is provided with an axial positioning head, a rotary positioning head is arranged behind the axial positioning head, an optical fiber bundle passes through a hollow hole, and the optical fiber bundle and the connector plug are fixed to each other after being leveled; and the hollow hole faces just to a circular light passing hole when connector plug is inserted to the bottom part of a positioning groove of the connector socket base, and focused laser is injected into the optical fiber bundle through the circular light passing hole. The optical fiber connector adds a rotary positioning function, limits the optical fiber to rotate around the axis, achieves positioning in the rotational direction, applies a pressure on the connector through a spring, ensures stable and reliable locking of the connector, and can control the pressure.
Owner:精微致远医疗科技(武汉)有限公司
High-speed, high-accuracy and high-redundancy absolute grating ruler reading head device
InactiveCN103776374AWork fasterIncrease the amount of data collectedUsing optical meansGratingComputer science
The invention discloses a high-speed, high-accuracy and high-redundancy absolute grating ruler reading head device. The high-speed, high-accuracy and high-redundancy absolute grating ruler reading head device comprises a tackle body (1), grating glass (3), an absolute code channel (4), an incremental code channel (5), an absolute code channel collector (6), a first indication grating (7) and a second indication grating (8), wherein the grating glass (3) is installed below the tackle body (1), the absolute code channel (4) and the incremental code channel (5) are marked on the grating glass (3) side by side, the first indication grating (7) and the second indication grating (8) are installed in the movement direction of the tackle body (1) side by side and are located over the incremental code channel (5), and the absolute code channel collector (6) used for collecting information about whether the reading head reaches the absolute position or not is also installed on the tackle body (1) and located over the absolute code channel (4). Under the high-speed and high-accuracy working condition of a grating ruler, reading reliability is guaranteed, and the functions of displacement calculation and multiple limitation of the grating ruler are provided.
Owner:GUANGDONG UNIV OF TECH
Liquid viscoelastic damper
InactiveCN104695577AAvoid disadvantagesAvoid repeated vibrationBridge structural detailsShock proofingViscoelastic dampingLow load
The invention discloses a liquid viscoelastic damper. The liquid viscoelastic damper comprises a damping mechanism consisting of a piston, a piston rod, an end cover, a cylinder and a liquid damping medium, wherein the damping mechanism is connected with an elastic mechanism capable of providing rigid support to the movement of the piston rod; and a connecting mechanism connected with an external building structure is arranged on the elastic mechanism. The liquid viscoelastic damper provides the rigidity support through the elastic force generated by compressing and stretching the elastic mechanism to prevent repeated vibration under the condition of low load, adds a limiting function to restrain excessive displacement under static load, and has an automatic reset function. Secondly, the damping mechanism and the elastic mechanism are in a parallel relationship, and are independent from each other, so that the structure damping calculation can be performed through direct addition, and the use is convenient. The liquid viscoelastic damper retains the damping energy consumption function, overcomes multiple defects of a solid viscoelastic damper, is suitable for being promoted in such engineering as large-span bridges and high-rise buildings, and in particular, is suitable for building engineering with severer external environmental condition.
Owner:GUIZHOU TRANSPORTATION PLANNING SURVEY & DESIGN ACADEME
Pulley device of high-redundancy absolute grating ruler read head
ActiveCN103411539AReduce the amount of image acquisition dataThe amount of collected data increasesUsing optical meansConverting sensor output opticallyGratingScan circuits
Owner:GUANGDONG UNIV OF TECH
Synchronous traction system and control method thereof
InactiveCN104808483AImprove work efficiencyIncrease the gapControllers with particular characteristicsArticle feedersGear driveTraction system
The invention discloses a synchronous traction system, which comprises an upper roll, a lower roll, gears and gear shafts, and is characterized in that a traction machine is provided with a driving system; the driving system drives a chain wheel through a speed reducer, the chain wheel drives a lower drum, the lower drum drives a lower gear, and up-and-down synchronous transmission in which the lower gear drives an upper gear is realized. The synchronous traction system can also comprise an upper roll, a lower roll, gears and gear shafts, and is characterized in that a traction machine is provided with a driven system; the driven system directly drives a lower drum, the lower drum drives a lower gear, and then up-and-down synchronous transmission in which the lower gear drives an upper gear is realized. The synchronous traction system disclosed by the invention overcomes defects of an existing hollow board traction machine, the production efficiency is greatly improved, the hollow board traction machine is changed into flat-key and tightening sleeve connection from traditional flat key connection, an error of a helical gear and a roll shaft is improved, and the transmission performance is improved.
Owner:QINGDAO HENGBO INSTR
Adjustable special-shaped curved surface aluminum plate mounting structure
PendingCN110145085AImprove general performanceLong-term fixationCovering/liningsTransverse grooveEngineering
The invention discloses an adjustable special-shaped curved surface aluminum plate mounting structure. The adjustable special-shaped curved surface aluminum plate mounting structure comprises veneers,a profile component and a connecting piece. One pair of opposite sides of each veneer are provided with a first spigot edge and an inserting groove correspondingly, wherein a first spigot edge of oneveneer is connected with an inserting groove of the adjacent veneer in a splicing mode. A second spigot edge and a third spigot edge extend in parallel and are arranged on the same side of the corresponding veneer, wherein the inserting groove is formed by a gap between the second spigot edge and the third spigot edge. The profile component is provided with a T-type groove, wherein the T-type groove is formed by a vertical groove and a transverse groove which are connected in a perpendicular mode. One end of the vertical groove is a groove opening of the T-type groove. The two sides of the profile component are provided with flanges which are in fixed contact with the wall surface. The second spigot edge is attached to the groove opening of the T-type groove. The connecting piece comprises a fixing plate and a connecting bolt which are perpendicularly connected, wherein the fixing plate is located in the transverse groove, and the connecting bolt is located in the vertical groove. Oneend, away from the fixing plate, of the connecting bolt is movably connected with the second spigot edge. By adopting the adjustable special-shaped curved surface aluminum plate mounting structure, the adjacent veneers installed in an inserting mode, the component cost is low, and the position precision of the veneers can be conveniently adjusted.
Owner:GOLD MANTIS CONSTR DECORATION
Novel file storage device for information technology consulting
InactiveCN109349819AReach limit effectGuarantee the degree of stabilityBook cabinetsBook-troughsInformation technology consultingAgricultural engineering
The invention relates to the technical field of office equipment, and discloses a novel file storage device for information technology consulting. The device comprises a cabinet body, wherein cabinetdoors are fixedly mounted on the left and right sides of the front surface of the cabinet body; handles I are fixedly mounted on the front surfaces of the cabinet doors; lock holes are fixedly mountedon the front surfaces of the cabinet doors; a drying opening is formed in the bottom of the front surface of the cabinet body; a drying tank is fixedly mounted inside the cabinet body; the back surface and the front surface of the drying tank are fixedly connected with the cabinet body; ventilation openings are respectively formed in the left and right sides of the inner wall of the drying tank;filter screens I are fixedly connected to the inner side walls of the ventilation openings; and a ventilation fan is mounted on the back surface of the the drying tank. According to the novel file storage device for information technology consulting, through the matching use of a movable rod, a movable sleeve, a connecting rod, a spring and a push plate, a file can be limited, so that the stability of the file is guaranteed, and the file cannot be scattered on the ground.
Owner:池州市普丰科技服务有限公司
Fault current limiter
ActiveUS20180248362A1Fast energy transferSimple designTransformersFixed inductances without magnetic coreDc circuit breakerInductor
A fault current limiter, including: an inductor, a direct current circuit breaker, a shunt resistor, and a first fixed resistor. The inductor includes wound superconducting wires. The direct current circuit breaker and the inductor are connected in series to form a series branch. The shunt resistor is connected in parallel to the series branch. The first fixed resistor is connected in parallel to the direct current circuit breaker.
Owner:HUAZHONG UNIV OF SCI & TECH
Synchronous tractor system and synchronous control method
InactiveCN104692197AImprove work efficiencyIncrease the gapArticle feedersArticle deliveryContinuous/uninterruptedGear drive
The invention discloses a synchronous tractor system. The synchronous tractor system comprises an upper roll, a lower roll, gears, gear shafts, a cross connector and a traction motor; the synchronous tractor system is provided with a driving system, a driven system and a synchronous control device; the driving system drives a chain wheel through a speed reducer, the chain wheel drives the lower roll, the lower roll drives a lower gear, and the lower gear drives an upper gear so as to achieve up-and-down synchronous transmission; the driven system directly drives the lower roll, the lower roll drives the lower gear, and the lower gear drives the upper gear so as to achieve the up-and-down synchronous transmission; the synchronous control device synchronously controls the driving system and the driven system so as to ensure achievement of the up-and-down synchronous transmission. The synchronous tractor system overcomes the defect of the existing hollow board tractor; through adoption of the up-and-down transmission, the synchronous transmission of the upper roll and the lower roll is achieved during transmission of the speed reducer, so that continuous synchronization can be achieved, traction slipping is avoided, friction is increased, and the production efficiency is greatly improved.
Owner:QINGDAO HENGBO INSTR
Sliding mold construction device with crane and construction method thereof
PendingCN109610320AFast constructionImprove securityBridge structural detailsBridge erection/assemblyControl systemRebar
The invention discloses a construction method for a sliding mold construction device with a crane. After one part of concrete of a pier body is poured by a template device and steel bars are tied, aninternal lining mold is installed; a control system controls a hydraulic pumping station to simultaneously push each upper mold base to enable the upper mold base to slide at a predetermined position;during the pushing sliding process, the upper mold bases move alternately; clamping templates clamp the internal lining mold all the time and thus the internal lining mold and concrete surface are relatively stationary, and the sliding templates of the upper mold bases in contact with the internal lining mold can slide longitudinally on the surface; with a laser plummet apparatus, the verticalityof the sliding template device can be detected at any time; after mold adjustment, a release agent is coated, a crane transport concrete for pouring, and after pouring, steel bars are tied and a nextinternal lining mold is installed; and the work is repeated circularly until the pier construction is completed. Therefore, the advantages of fast construction speed and high safety of the sliding mold construction are kept and the defect of the poor concrete appearance quality of the sliding mold construction is overcome.
Owner:柳州煜乾机械装备有限公司
Lead-in and limiting mechanism for vehicle-carried container of unmanned aerial vehicle
PendingCN107878758ASimple designSimple structural designAircraft componentsInsect catchers and killersMarine engineeringUncrewed vehicle
The invention discloses a lead-in and limiting mechanism for a vehicle-carried container of an unmanned aerial vehicle. The lead-in and limiting mechanism comprises a lead-in strip arranged on the side wall of the farm chemical loading container, and a limiting groove is formed in the lead-in strip; and a lead-in structure is mounted on a machine body and can make contact with the lead-in strip and move along with the farm chemical loading container to make the lead-in structure be clamped in the limiting groove after the farm chemical loading container is inserted into the machine body. According to the lead-in and limiting mechanism for the vehicle-carried container of the unmanned aerial vehicle, the mechanism design is simplified, the anti-retreating and limiting functions are added onthe basis of the lead-in structure, redesigning the mechanism is not required, the occupied space is reduced, the manufacturing cost is reduced, the structural design is simplified, and meanwhile, the assembling convenience is promoted; the wedge-shaped lead-in outline of the side wall of a farm chemical box is fused with a box body to increase the strength of the side wall; idlers wheels can bemade of rubber, silicone and other soft materials, so that the damping function is achieved to realize intensity adjusting when the farm chemical box is leaded in, and abrasion of the wall of the container is reduced; and on the other hand, after loading is finished, the rubber idler wheels are in a compression state and can limit shaking of the farm chemical box and promote the limiting effect.
Owner:四川雷神空天科技有限公司
Fault current limiter
ActiveUS10651646B2Fast energy transferSimple designTransformersMagnetic materialsElectrical resistance and conductanceDc circuit breaker
A fault current limiter, including: two inductors, a direct current circuit breaker, a shunt resistor, a first fixed resistor, and metal oxide arresters. The two inductors include wound superconducting wires. The inductors have identical number of windings and identical structure. Magnetic fluxes of the inductors are forward coupled, and the inductors are connected in parallel to form a superconducting inductor structure. The direct current circuit breaker and the superconducting inductor structure are connected in series to form a series branch. The shunt resistor is connected in parallel to the series branch. The first fixed resistor is connected in parallel to the direct current circuit breaker. The metal oxide arresters are two in number, and are connected to two ends of the inductors in parallel.
Owner:HUAZHONG UNIV OF SCI & TECH
Fault current limiter
ActiveUS10424918B2Fast energy transferSimple designTransformersInductancesDc circuit breakerInductor
A fault current limiter, including: an inductor, a direct current circuit breaker, a shunt resistor, and a first fixed resistor. The inductor includes wound superconducting wires. The direct current circuit breaker and the inductor are connected in series to form a series branch. The shunt resistor is connected in parallel to the series branch. The first fixed resistor is connected in parallel to the direct current circuit breaker.
Owner:HUAZHONG UNIV OF SCI & TECH
Wave-shaped cable hyperelastic self-resetting shock absorption support
PendingCN111778843AStrong adaptability to large displacementImprove the shock absorption effectBridge structural detailsWave shapeEngineering
The invention relates to a wave-shaped cable hyperelastic self-resetting shock absorption support which comprises a support body, an inhaul cable, a resetting device, an anchoring device and the like.The support body provides vertical bearing capacity and rotating capacity for the wave-shaped cable hyperelastic self-resetting shock absorption support and comprises an upper seat plate and a lowerseat plate. Wherein the upper seat plate and the lower seat plate are connected through an inhaul cable, a plurality of channels are formed in the upper seat plate, the inhaul cable penetrates throughthe channels to be connected with an anchoring device fixed to the lower seat plate, a buffer spring is arranged in the anchoring device, and the inhaul cable support body elastically stretches, stretches and resets. The inhaul cable in the channel is provided with the waveform section with a certain length, the reset devices are arranged on the two sides of the waveform section inhaul cable, when the support moves, the waveform section inhaul cable has large deformation capacity, and the reset devices provide hyperelastic reset force for the support through the inhaul cable. According to theshock absorption support, the large displacement requirement of the shock absorption support is met, buffering, limiting and resetting force is provided for the support within the limited support space range, and the shock absorption support has good self-resetting, buffering, energy dissipation and limiting performance.
Owner:TONGJI UNIV
Combined sanitary towel with holding capacity adjusting structure
InactiveCN112263393AImprove applicabilityImprove the anti-side leakage functionSanitary towelsBandagesNormal blood volumeTear tape
The invention provides a combined sanitary towel with a holding capacity adjusting structure. The combined sanitary towel comprises a waterproof outer layer, a thin soft cotton surface layer, a strongwater absorption strip and a tail wing, wherein the thin soft cotton surface layer is arranged in the waterproof outer layer, and one side of a breathable bottom film is bonded with one side of the waterproof outer layer. The combined sanitary towel has the advantages that the holding capacity of the sanitary towel can be adjusted automatically according to the menstrual flow through the adjusting structure, blood can permeate into a protective pad through skin-friendly cotton when the blood volume is too large, the protective pad can lock liquid moisture, waterproof cotton can prevent the blood from leaking into underpants, an auxiliary tear tape can drive the waterproof cotton, the protective pad and the skin-friendly cotton to be torn off from the bottom of the thin soft cotton surfacelayer by pulling the auxiliary tear tape upwards, the bottom of the thin soft cotton surface layer can continue to absorb the blood and lock the moisture, and therefore the holding capacity of the sanitary towel can be adjusted automatically according to the menstrual flow, the applicability of the sanitary towel is improved, and the comfort of a user is enhanced.
Owner:余丽红
Mechanical seal limiting mechanism
InactiveCN106979332ASolve the disadvantages of stabilitySolve the disadvantages that affect the stability of the limit mechanismEngine sealsEngineeringLower half
The invention provides a mechanical seal limiting mechanism which comprises cylindrical holes, positioning blocks, an upper half ring, a second O-shaped ring, a second sealing ring groove, a lower half ring, nuts, through holes, locking cylinders and a fixing ring. The upper half ring is arranged at the upper end of the lower half ring, the two cylindrical holes are formed in the right end face of the upper half ring and the right end face of the lower half ring correspondingly, and the two positioning blocks are welded to the left end of the upper half ring and the left end of the lower half ring correspondingly. By means of the design, a limiting block and a static ring end cover can be better connected in a positioned mode, and the separable limiting block is more convenient to mount and dismount; the two through holes are symmetrically formed in the upper and lower ends of the interior of the fixing ring, and the locking cylinders penetrate through the through holes; and the nuts are mounted on the locking cylinders and fixed to the left end of the fixing ring. According to the design, when the limiting block loses efficacy, the limiting block can be prevented from moving, working stability is further guaranteed, and the mechanical seal limiting mechanism is good in stability, high in reliability, long in life and easy to mount and dismount.
Owner:中山市高泽模具有限公司
Piezoelectric ceramic jacquard comb
The invention provides a piezoelectric ceramic jacquard comb. The piezoelectric ceramic jacquard comb comprises a main body and jacquard needles, wherein the main body comprises a base and a comb sheet head; the comb sheet head is provided with a plurality of comb sheets; a groove is formed in the base; a bulge is arranged on the corresponding comb sheet head; a weight reducing groove is further arranged at the lower end of the comb sheet head; and the comb sheet head is made of an alloy material. The piezoelectric ceramic jacquard comb provided by the invention adopts a structure that the jacquard comb main body is divided into the base and the comb sheet head, which are arranged by sections, and the comb sheet head is made of the alloy material with higher strength, so that the anti-collision and anti-deformation capabilities can be obviously improved and a limiting function of the jacquard needles is improved; and a phenomenon that the jacquard needles are excessively vibrated and are interfered with other knitting needles and then are broken is avoided; and the structure can be used for manufacturing NO.E36 or No.E40 jacquard combs with higher density.
Owner:SHANTOU ZHONGXIU MACHINERY
Cutting machine servo limiting device convenient to adjust
The invention provides a cutting machine servo limiting device convenient to adjust. The cutting machine servo limiting device comprises a planet wheel speed reducer, mounting flange plates, a driving shaft, a rotating angle limiting frame structure, an elastic lifting frame structure, a transverse moving limiting frame structure, a telescopic wire hoisting frame structure, a mounting bolt, a sliding block coupler, a servo motor, a connecting flange plate and an encoder connecting socket; the mounting flange plates are welded to the left side and the right side of the outer portion of the planet wheel speed reducer correspondingly; and the driving shaft is mounted in the middle of the right side of the planet wheel speed reducer. The cutting machine servo limiting device has the beneficial effects that through the arrangement of a connecting sleeve, a semicircular protrusion, a sliding block, a center ejector rod and a bottom limiting switch, the rotating angle of the driving shaft can be limited, the driving shaft is made to support the rotating fixed angle, and the situation that the precision of a cutting machine is reduced due to the fact that the rotating angle of the driving shaft is too large is prevented.
Owner:YANTAI AUTOMOBILE ENG PROFESSIONAL COLLEGE
A Mechanical Seal Limiting Mechanism
InactiveCN106979332BSolve the disadvantages of stabilitySolve the disadvantages that affect the stability of the limit mechanismEngine sealsEngineeringLower half
The invention provides a mechanical seal limiting mechanism which comprises cylindrical holes, positioning blocks, an upper half ring, a second O-shaped ring, a second sealing ring groove, a lower half ring, nuts, through holes, locking cylinders and a fixing ring. The upper half ring is arranged at the upper end of the lower half ring, the two cylindrical holes are formed in the right end face of the upper half ring and the right end face of the lower half ring correspondingly, and the two positioning blocks are welded to the left end of the upper half ring and the left end of the lower half ring correspondingly. By means of the design, a limiting block and a static ring end cover can be better connected in a positioned mode, and the separable limiting block is more convenient to mount and dismount; the two through holes are symmetrically formed in the upper and lower ends of the interior of the fixing ring, and the locking cylinders penetrate through the through holes; and the nuts are mounted on the locking cylinders and fixed to the left end of the fixing ring. According to the design, when the limiting block loses efficacy, the limiting block can be prevented from moving, working stability is further guaranteed, and the mechanical seal limiting mechanism is good in stability, high in reliability, long in life and easy to mount and dismount.
Owner:中山市高泽模具有限公司
Internet of Things base station fixing device
InactiveCN114413148AEasy to placeEasy to fixNon-rotating vibration suppressionStands/trestlesEngineeringSupport point
The invention discloses an Internet of Things base station fixing device which comprises a fixing base, auxiliary supporting tables are hinged to the two sides of the fixing base, internal thread sleeves are arranged in the middles of the interiors of the two sets of auxiliary supporting tables, and annular limiting grooves are formed in the outer sides of the tops of the two sets of internal thread sleeves. Through mutual cooperation of the clamping and fixing assemblies, after a base station is placed above the fixing base, the base station is clamped and fixed according to different sizes of the base station through mutual approaching of the fixing flitch plates, and meanwhile, under folding cooperation of the auxiliary supporting table, the base station can be conveniently placed on the fixing base, so that the base station can be conveniently clamped and fixed. The base station supporting seat can be unfolded or folded according to the size of a base station, the supporting seat can be attached to the ground through telescopic movement of the threaded rod and the inner threaded sleeve, supporting points for the base station are additionally arranged, auxiliary attachment can be conducted on the base station with the small size, the fixing effect and the limiting function of the base station are further improved, and the protection performance of the base station is enhanced.
Owner:杨欢
Synchronous traction engine system and device
InactiveCN104709777AImprove work efficiencyIncrease the gapArticle feedersArticle deliveryContinuous/uninterruptedGear drive
The invention discloses a synchronous traction engine system. The synchronous traction engine system comprises an upper roller, a lower roller, gears, a gear shaft, a connecting disc and a cross joint. The synchronous traction engine system is characterized by being provided with a driven system; the driven system directly drives the lower roller, the lower roller drives the lower gear, and then the lower gear drives the upper gear to achieve vertically synchronous transmission. The number of the gears is three, the gear I rotates rightwards, the gear III rotates leftwards, and the number of teeth of the gear II is 20-40 and is preferably 31; the modulus of the gear I and the modulus of the gear II are both 2-10 and are preferably 8. The synchronous traction engine system overcomes the defects of an existing hollow plate traction engine, works in a vertical transmission mode, and enables the upper roller and the lower roller to achieve completely synchronous transmission while a speed reducer drives, thereby guaranteeing non-slip of traction through continuous synchronization, increasing frictional force, greatly improving production efficiency, increasing errors between a bevel gear and a rolling shaft, and improving transmission performance.
Owner:QINGDAO HENGBO INSTR
An optical fiber connector that can be precisely positioned
ActiveCN105242358BImprove axial positioning accuracyLimited rotationCoupling light guidesFiberEngineering
The invention discloses an optical fiber connector capable of accurate positioning, which comprises a connector socket and a connector plug, wherein the connector socket comprises a connector socket base, a locking wheel pressure ring, a locking wheel and an operating handle, and the connector socket base is fixed to an optical bottom plate of a confocal imaging system in a rigid manner; the locking wheel pressure ring, the locking wheel and the operating handle form a locking and limiting mechanism of the connector socket; the head part of the connector plug is provided with an axial positioning head, a rotary positioning head is arranged behind the axial positioning head, an optical fiber bundle passes through a hollow hole, and the optical fiber bundle and the connector plug are fixed to each other after being leveled; and the hollow hole faces just to a circular light passing hole when connector plug is inserted to the bottom part of a positioning groove of the connector socket base, and focused laser is injected into the optical fiber bundle through the circular light passing hole. The optical fiber connector adds a rotary positioning function, limits the optical fiber to rotate around the axis, achieves positioning in the rotational direction, applies a pressure on the connector through a spring, ensures stable and reliable locking of the connector, and can control the pressure.
Owner:BIOPSEE (ZHIYUAN) MEDICAL TECH CO LTD
A synchronous traction system and its control method
ActiveCN104743393BImprove work efficiencyIncrease the gapArticle deliveryWebs handlingGear driveTraction system
The invention discloses a synchronization traction system. The synchronization traction system comprises an upper roller, a lower roller, gears and gear shafts. A traction machine is provided with a driving system. The driving system drives a chain wheel through a speed reducer, the chain wheel drives the lower roller, the lower roller drives the lower gear, and accordingly the lower gear drives the upper gear to achieve up-down synchronous drive. The synchronization traction system also can comprise the upper roller, the lower roller, the gears and the gear shafts. The traction machine is provided with a driven system. The driven system directly drives the lower roller, the lower roller drives the lower gear, and then the lower gear drives the upper gear to achieve up-down synchronous drive. The synchronization traction system overcomes the defects of an existing hollow plate traction machine, production efficiency is greatly improved, the hollow plate traction machine is changed to be in flat key and swelling sleeve connection from traditional flat key connection, errors of a bevel gear and a roller shaft are reduced, and the transmission performance is improved.
Owner:青岛鑫泉塑料机械有限公司
Ground lead clip
InactiveCN104157998AImprove connection success rateIncrease success rateElectric connection structural associationsTransformerButt joint
The invention relates to the field of ground lead mounting safety protection of transformer substations, overhead transmission lines, distributing lines and cable lines in the electric power industry, in particular to a ground lead clip. The ground lead clip aims at solving the problems that time consumed when a traditional ground lead clip is disassembled is long, the physical ability of operating personnel is seriously affected due to long-time continuous operation, and hidden dangers are brought to safe operation. The ground lead clip comprises a ground conductor clip body and a sleeve connected with an insulating pull rod, wherein the ground conductor clip body is provided with a clip head, the sleeve is composed of a cylindrical tube and a horn-type tube, the cylindrical tube and the narrow end of the horn-type tube are in butt joint to be of an integrated structure, a first through pore passage is formed in the wall of the horn-type tube, a second pore passage is formed in the wall of the cylindrical tube, a steering pore passage is formed in one side of the closed end of the second pore passage and is perpendicular to the second pore passage, and a first positioning and clamping hole and a second positioning and clamping hole are formed in the two sides of one end portion of the steering pore passage.
Owner:STATE GRID CORP OF CHINA +1
Rotary copying cutter of plastic corrugated pipe cutting machine
ActiveCN106476069AAdd limit functionIncrease contact areaMetal working apparatusKnife bladesKnife holder
The invention discloses a rotary copying cutter of a plastic corrugated pipe cutting machine. The rotary copying cutter comprises a cutting blade and a fixed cutter frame; and the cutting blade includes a cutter tip end and a shank end. The cutting blade is arranged in the fixed cutter frame; the length of the cutting blade for extending out from the fixed cutter frame is within 1.1-1.5 times of the thickness of a pipe; the bottom of the fixed cutter frame takes the shape of a corrugated tooth; the thickness of the bottom of the fixed cutter frame is within 1.1-1.2 times of the thickness of the corrugated bottom surface of the pipe; and an included angle between the side surface of the corrugated tooth of the bottom of the fixed cutter frame and the axis of the pipe is a sum of a dip angle of the corrugation of the pipe and 1-5 degrees. The fixed cutter frame can extend into the corrugation of the pipe during cutting; and when the corrugated pipe is cut, the cutter is bound without deflecting to two sides, so that the end surface of the cut corrugated pipe is tidy without deviation.
Owner:ZHEJIANG SHUANGLIN PLASTIC MACHINERY
A kind of rotatable ostomy bag and using method thereof
The invention relates to a medical apparatus, in particular to a rotatable ostomy bag and an application method thereof. The rotatable ostomy bag comprises a bag body, a rotating piece, a chassis and a communicating piece. A fixing piece is arranged on the bag body, a neck is formed in the bottom of the fixing piece, and a cam matched with the neck is arranged on the upper end face of the rotating piece; turnable clamped connection sheets are connected to the upper face and the lower face of the lateral side of the neck of the fixing piece; when the cam of the rotating piece is clamped into the neck, the clamped connection sheets are pressed onto the side walls of the two ends of the neck, and the cam is tightly connected with the neck; a rotatable handle is connected to one lateral side of the rotating piece. The limiting function is added; as a limiting block is installed on the rotatable handle side, limiting after rotation can be carried out at any time, the rotating effect is good, excessive rotation is prevented, and usage is quite convenient; the mode that fixing is carried out through a waist band is added, detachable hard plates are specially arranged on the two sides, a fixing adhesive part is arranged at the bottom, and multiple reinforcing modes can be achieved.
Owner:LISHUI PEOPLES HOSPITAL
Clutch with limiting function
The invention discloses a clutch with a limiting function. By means of the structure, the combination condition of a centrifugal body and a driven disc is limited, and therefore the use safety of the clutch is increased. Through the interaction of a special-shaped lever and the centrifugal body, the limiting function is added, and excessive wear and use in power transmission in the prior art are effectively reduced. A friction material of the centrifugal body of the clutch is worn to the scrap degree and cannot continue to be used. According to the clutch, the structure is simple, manufacturing and maintaining are convenient, and stability performance is improved.
Owner:姜建中
Smoke screen environment simulating device
InactiveCN103245258BEasy to moveEasy to removeFog generating apparatusArtificial fog/smoke generationControl systemEngineering
The invention provides a smoke screen environment simulating device which comprises a walking mechanism, a box body and a control system. The inner portion of the box body is an enclosed space, protection glass is installed on the front wall and the back wall of the box body respectively, a lighting lamp is installed at the top of the box body, a smoke outlet is arranged above the right wall of the box body, a smoke extraction fan and a filter plate are installed on the smoke outlet, an air inlet is arranged below the right wall of the box body, an air suction fan and an air inlet cover plate are installed on the air inlet, stirring fans are installed on the left wall and the right wall of the box body, a smoke agent putting port is arranged below the left wall of the box body, and a side cover plate is installed on the smoke agent putting port. An electronic balance is installed at the position of the bottom of the inner portion of the box body close to the side cover plate, a smoke agent box is placed on the electronic balance, an ignition head is arranged above the smoke agent box and fixed in the box body through a support, and the walking mechanism, the smoke extraction fan, the air suction fan, the stirring fans and the ignition head are controlled through the control system. The smoke screen environment simulating device can move in a linear mode, ignites a smoke agent automatically to generate smoke screen environment which is stirred evenly, and can estimate smoke concentration.
Owner:武汉华中天经通视科技有限公司
Automatic paperboard clamping device for carton
PendingCN112644809AAdd limit functionHigh precisionPackagingArticle feedersClassical mechanicsCarton
The invention discloses an automatic paperboard clamping device for a carton. The device comprises a paperboard clamping device body, a top plate and a conveying belt, the top plate is mounted at the upper end of the paperboard clamping device body, a mounting shell is fixedly connected to the upper end of the top plate, a motor is arranged at the outer side of the mounting shell, and a connecting rod is connected to the front end of the motor; a connecting disc is fixedly connected to the outer side of the connecting rod, a mounting plate is connected to the outer side of the connecting disc, the conveying belt is arranged at the lower end of the interior of the paperboard clamping device body, a supporting rod is mounted in the conveying belt, a fixing block is mounted at the outer side of the conveying belt, and a limiting rod is connected to the interior of the fixing block; and a connecting block is fixedly connected to the inner side of the limiting rod, and a limiting plate is installed at the inner side of a spring. According to the automatic paperboard clamping device for the carton, the limiting function on the carton is enhanced, so that the paperboard clamping accuracy of the carton is improved, the working efficiency is further improved, the positioning effect is enhanced, and the automatic paperboard clamping device is convenient to use.
Owner:枣阳宏飞纸箱包装厂
Heavy water reactor spent fuel dry storage shielded transport container
ActiveCN102903410BReduce radiation doseSimple designPortable shielded containersWinding mechanismsEngineeringOperation safety
The invention belongs to the technical field of heavy water reactor spent fuel dry-type storage shielding shipping container and in particular relates to a heavy water reactor spent fuel dry-type storage shielding shipping container. Two ends of a lifting yoke assembly of the heavy water reactor spent fuel dry-type storage shielding shipping container are respectively connected with two opposite sides of a shielding barrel; an electric chain hoist is arranged at the lower end of the middle part of the lifting yoke assembly, the chain of the electric chain hoist is connected with one end of a gripper head adapter, the other end of the gripper head adapter is connected with a gripper head, and the gripper head adapter and the gripper head are arranged in the shielding barrel; one side of the lower part of the shielding barrel is provided with a rectangular translation gate slot, rails are arranged the left side and right side of the translation gate slot, a rail extension structure is arranged outside the shielding barrel, two rails are paved onto the rail extension structure from the interior of the shielding barrel, a translation gate is arranged between the two rails, a translation gate driving mechanism is arranged at the rear end of the rail extension structure, the translation gate can move between the two rails under the action of the translation gate driving mechanism and can enter into the translation gate slot of the shielding barrel. The operation safety and reliability of the heavy water reactor spent fuel dry-type storage shielding shipping container are higher.
Owner:SHANGHAI NUCLEAR ENG RES & DESIGN INST CO LTD +1
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