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37results about How to "Appropriate length" patented technology
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Zoom lens and projection display device using the zoom lens
InactiveUS20060056043A1Shorten the lengthEasy to correctOptical elementsOptical axisProjection display
A zoom lens for a projection display device includes, in order from the enlarging side, a first lens group having negative refractive power and that is stationary during zooming, second and third lens groups having positive refractive power, a fourth lens group that has refractive power that is much weaker in absolute value than the refractive powers of the other lens groups, and a fifth lens group having positive refractive power and that is stationary during zooming. The second, third, and fourth lens groups move with coordinated movements continuously toward the enlarging side during zooming from the wide-angle end to the telephoto end of the zoom range. The zoom lens satisfies certain conditions related to focal lengths of the zoom lens and lens groups and distances along the optical axis. A projection display device uses the zoom lens.
Owner:FUJI PHOTO OPTICAL CO LTD
Concrete workability regulator with water reducing function and preparation method of concrete workability regulator
Owner:JIANGSU SOBUTE NEW MATERIALS +1
Zig-zag array resonators for relatively high-power hts applications
InactiveUS20080278262A1Appropriate lengthMultiple-port networksResonatorsResonator filterCondensed matter physics
A narrowband filter comprises an input terminal, an output terminal, and an array of basic resonator structures coupled between the terminals to form a single resonator having a resonant frequency. The resonator array may be arranged in a plurality of columns of basic resonator structures, with each column of basic resonator structures having at least two basic resonator structures. The basic resonator structures in each column may be coupled between the terminals in parallel or in cascade. Two or more resonator arrays may be coupled to generate multi-resonator filter functions.
Owner:SUPERCONDUCTOR TECHNOLOGIES INC
End gas sampling apparatus for detecting volatile organic compounds in expired air
InactiveCN104713750AAppropriate length and inner diameterSmall dead volumeWithdrawing sample devicesMaterial analysis by electric/magnetic meansVolatile organic compoundIntermediate stage
The invention discloses an end air sampling apparatus for detecting volatile organic compounds in expired air. The main body of the apparatus is a sample bottle with the volume of 20-100mL. Two ends of the sampling bottle are provided with a gas inlet and a gas outlet respectively, and are respectively connected with a valve; and the middle of the sampling bottle is provided with a small hole as a mass spectrum sample introduction port. When the apparatus is used to sample, the valves at two ends of the apparatus are opened, a tester blows air to a detachable air blow tube at one end of the sampling bottle, the valves at two ends are immediately closed after the breath is completed, that is, initial and intermediate stage air flows out, and end air is corresponding collected by the 20-100mL sampling bottle. The apparatus avoids interference of initial and intermediate air to measurement, is in favor of detecting end air, integrates sampling and sample introduction, and allows a collected sample to be carried by a carrier gas and to be analyzed through mass spectrometry in real time, so the apparatus is very suitable for detecting the volatile organic compounds in end expired air.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Zoom lens and projection display device using the zoom lens
A zoom lens for a projection display device includes, in order from the enlarging side, a first lens group having negative refractive power and that is stationary during zooming, second and third lens groups having positive refractive power, a fourth lens group that has refractive power that is much weaker in absolute value than the refractive powers of the other lens groups, and a fifth lens group having positive refractive power and that is stationary during zooming. The second, third, and fourth lens groups move with coordinated movements continuously toward the enlarging side during zooming from the wide-angle end to the telephoto end of the zoom range. The zoom lens satisfies certain conditions related to focal lengths of the zoom lens and lens groups and distances along the optical axis. A projection display device uses the zoom lens.
Owner:FUJI PHOTO OPTICAL CO LTD
Pressure Washer/Surface Cleaner
The present invention provides an improved pressure washer / surface cleaner with three wheels, one of which swivels and has a locking mechanism, that is easy to maneuver over many types of surfaces with less vibration from the motor, with little dangerous, damaging over spray and with a removable handle.
Owner:LARIMORE PHILIP H +1
Rear converter lens and imaging apparatus
ActiveUS20170277022A1Good optical performanceHigh magnificationCamera body detailsOptical elementsImaging equipmentHigh magnification
Provided are a rear converter lens and an imaging apparatus capable of achieving favorable optical performance and an appropriate back focal length with high magnification. The rear converter lens RCL consists of, in order from the object side, four lens-groups of positive, negative, negative, and positive lens-groups. In order from the object side, a first lens-group RG1 consists of a negative lens RL11 and a positive lens RL12, a second lens-group RG2 consists of a negative lens RL21 and a positive lens RL22, a third lens-group RG3 consists of a negative lens RL31, a positive lens RL32, and a negative lens RL33, and a fourth lens-group RG4 consists of a biconvex lens RL41 and a negative lens RL42. Here, 0.22<cf / f12<1 is satisfied, where f12 is a composite focal length of the first lens-group RG1 and the second lens-group RG2, and cf is a focal length of the rear converter lens RCL.
Owner:FUJIFILM CORP
Tower whole movement lifting device
InactiveCN101979771AEnsure that the structure is moderately stressedEnsure stiffnessLifting devicesRoads maintainenceVehicle frameEngineering
The invention relates to a tower whole movement lifting device, which comprises a tower, a main frame, a pipe bending cylinder, and a lifting cylinder. One side on the lower part of the tower is connected with a tower primary leg through a primary leg pin roll hinge support; the bottom of the main frame is provided with a primary leg cylinder; the rear of the main frame is connected with a tower auxiliary leg through a tower pin roll hinge support; the lifting cylinder is arranged on the middle rear of the main frame; the lower end of the lifting cylinder is connected to the main frame through a hinge support, while the upper end is connected to the lower part of the tower through a hinge support; the pipe bending cylinder is arranged on the middle front of the main frame; the lower end of the pipe bending cylinder is connected to the main frame through a hinge support, while the upper end is provided with a bulb; and the bulb is matched with a jacking nest on the middle top of the tower. The device has a smart, compact and reasonable structure, adopts full hydraulic control to lift, and can independently complete whole overturn without assistance of other hoisting equipment.
Owner:WUXI XITONG ENG MACHINERY
Hearth carriage connection structure of rotary hearth furnace
ActiveCN101438117AReduce distance variationSuppression of bending stressCharge manipulationFurnace typesStable stateEngineering
Owner:NIPPON STEEL CORP +1
Hand-operated binder
InactiveCN1880033AAppropriate lengthSimple structureMetal working apparatusSheet bindingCardboardEngineering
The invention relates to a hand-operated binder, which comprises a base, a frame mounted on the base, and an operation handle hinged with frame, wherein said operation handle is fixed with hinge axle; the hinge axle is arranged with gear; the frame is sheathed with guide post sliding up and down; said guide post has the tooth cut matched with the gear; the lower end of guide post is mounted with drill lip; the compress plate is between the base and the frame; said compress plate via elastic body is connected to the guide post; in addition, the invention also comprises a cutter base for cutting binding tube. The invention has the advantages that: 1, the compress plate moves with the motions of guide post and drill lip, to compress downwards until naturally positioning document; 2, the inventive structure is simple; 3, the compress plate automatically moves with guide post and drill lip, with simple operation; 4, drilling hole on the document and completing cutting tube, with right cut length, to support the punch operation.
Owner:阮永华
Injectable hydrogel dressing with pH response as well as preparation method and application thereof
PendingCN111848855AGood pH response characteristicsPromotes self-healingPharmaceutical delivery mechanismBandagesImidePerylene derivatives
The invention discloses an injectable hydrogel dressing with pH response as well as a preparation method and application thereof. A polymer monomer and a tissue cross-linking agent monomer are subjected to free radical polymerization reaction to prepare the injectable hydrogel dressing with pH response. A double-bonded amino acid or a double-bonded amino acid derivative is subjected to an esterification reaction with -OH on NHS (N-hydroxysuccinimide) through -COOH of the double-bonded amino acid or the double-bonded amino acid derivative, and the tissue cross-linking agent monomer is prepared.The preparation method is simple to operate; the used raw materials are easy to obtain and low in price; and meanwhile, the prepared hydrogel dressing has good adhesiveness, pH responsiveness, injectability, self-healing performance and hemostatic performance, can effectively promote stomach hemostasis and wound healing after endoscopic therapy, and has huge application value in the fields of stomach hemostasis and wound healing.
Owner:XI AN JIAOTONG UNIV
Method for cultivating cut chrysanthemum by using B9
The invention relates to a method for cultivating cut chrysanthemum. The method comprises a step of using daminozide (B9) to treat cut chrysanthemum. The cut chrysanthemum cultivated by use of the method has suitable pedicel length between 1.6 and 2.0 cm, as well as graceful shape and excellent quality. Moreover, the method has the characteristics of low cost and high operability, and is easy to popularize and apply in the cultivation of cut chrysanthemum.
Owner:张家港三利农业科技有限公司
Method for quickly detecting pathogenic bacteria in blood based on machine code recognition technology
InactiveCN101805789AAppropriate lengthSuitable expansion spanMicrobiological testing/measurementSingle-strand conformation polymorphismFluorescence
The invention discloses a method for quickly detecting pathogenic bacteria in blood based on a machine code recognition technology, comprising the following steps of: designing corresponding universal primers aiming at conserved regions of 16SrDNA and 23SrDNA of Staphylococcus aureus, Escherichia coli, Pseudomonas aeruginosa, Staphylococcus epidermidis, Klebsiella pneumoniae, Enterococcus faecalis and Streptococcus pneumoniae infected by blood, and carrying out fluorescence labeling; then, respectively carrying out PCR (Polymerase Chain Reaction) amplification and CE-SSCP (Capillary Electrophoresis Single-Strand Conformation Polymorphism) detection on the DNA of the reference cultures of the seven pathogenic bacteria and the genome DNA of the bacteria of the blood sample to be detected byadopting PCR reaction; and recognizing the detection results by machine codes (binary and decimal codes), and carrying out comparison. The detection method has good repeatability and high sensitivity, can detect the trace genome DNA of pathogenic bacteria, has obvious detection results, and is very suitable for wide application in clinic.
Owner:THE FIRST AFFILIATED HOSPITAL OF THIRD MILITARY MEDICAL UNIVERSITY OF PLA
Spinning thread traction device
The invention relates to the field of spinning thread traction, in particular to a spinning thread traction device. The spinning thread traction device comprises a rack and further comprises an unreeling wheel and a reeling wheel which are rotationally connected with the rack. A disc is arranged between the unreeling wheel and the reeling wheel and fixedly connected with a sliding piece which is vertically in sliding connection with the rack. A drive piece fixed to the rack is arranged below the sliding piece, and an output shaft of the drive piece is coaxially connected with a cam abutting against the bottom of the sliding piece. A crank and rocker mechanism capable of driving the reeling wheel to rotate is hinged to the sliding piece, a reeling shaft of the reeling wheel is rotationallyconnected with the rack, and a one-way bearing is arranged at the connecting position. The scheme is adopted for spinning thread traction, and spinning thread fracture can be avoided.
Owner:TAIZHOU DONGTIAN ELECTRONICS
Hex file processing method and application
ActiveCN110727542AAvoid exposureEnsure safetyEncryption apparatus with shift registers/memoriesDigital data protectionData domainChecksum
The invention belongs to an embedded system file processing method. The invention particularly relates to a Hex file processing method and application. The method comprises the following steps: step 1, grouping Blocks of a Hex file, each group comprising at least one Block, performing CRC check on a specified address field of each group of Blocks to obtain a corresponding CRC check code, and putting the CRC check code into a specified address position, namely a CRC placement address, according to an Intel format; wherein the specified address field does not contain a CRC placement address; step 2, encrypting a data domain in each Record, and setting a corresponding decryption program in a controller pre-flashed by the Hex file; step 3, recalculating the checksum of each encrypted Record; step 4, flashing the processed Hex file into the pre-flashed controller, and decrypting the pre-flashed controller through a decryption program; and step 5, accounting the CRC check code by the pre-flashed controller. By means of the Hex file processing method, the problem that in the prior art, a file in the Hex format is directly used for program flashing, and a program is prone to being crackedor rewritten due to data outflow is solved.
Owner:SHAANXI FAST GEAR CO
Manufacturing method of small-size sintered NdFeB multi-pole magnetic ring
ActiveCN112164575AEfficient manufacturingImprove magnetic propertiesInductances/transformers/magnets manufactureMagnetic materialsMetallurgyMagnetic loop
The invention discloses a manufacturing method of a small-size sintered NdFeB multi-pole magnetic ring, and belongs to the technical field of permanent magnet material preparation. According to the method, a pneumatic pressing device is adopted for pressing and forming sintered neodymium-iron-boron powder, then a pressed blank is taken out and subjected to isostatic pressing treatment, high-temperature sintering, tempering treatment and trepanning and grinding treatment, and the sintered NdFeB multi-pole magnetic ring is obtained. The pneumatic pressing device comprises an orientation mechanism and a pressing die, the orientation mechanism is composed of an even number of sintered NdFeB magnetic shoes which are evenly distributed in the circumferential direction at intervals, a die installation cavity is formed among the sintered NdFeB magnetic shoes in a surrounding mode, and the pressing die is correspondingly installed in the die installation cavity. By the adoption of the technicalscheme, the small-size sintered NdFeB multi-pole magnetic ring can be effectively manufactured, the manufacturing process is convenient, the equipment investment cost is low, the manufactured multi-pole magnetic ring is good in magnetic performance, and meanwhile the pressing percent of pass and the overall efficiency of the multi-pole magnetic ring are improved.
Owner:SINOSTEEL ANHUI TIANYUAN TECH
Rear converter lens and imaging apparatus
ActiveUS10197893B2Good optical performanceHigh magnificationCamera body detailsOptical elementsImaging equipmentHigh magnification
Provided are a rear converter lens and an imaging apparatus capable of achieving favorable optical performance and an appropriate back focal length with high magnification. The rear converter lens RCL consists of, in order from the object side, four lens-groups of positive, negative, negative, and positive lens-groups. In order from the object side, a first lens-group RG1 consists of a negative lens RL11 and a positive lens RL12, a second lens-group RG2 consists of a negative lens RL21 and a positive lens RL22, a third lens-group RG3 consists of a negative lens RL31, a positive lens RL32, and a negative lens RL33, and a fourth lens-group RG4 consists of a biconvex lens RL41 and a negative lens RL42. Here, 0.22<cf / f12<1 is satisfied, where f12 is a composite focal length of the first lens-group RG1 and the second lens-group RG2, and cf is a focal length of the rear converter lens RCL.
Owner:FUJIFILM CORP
Needle-like strontium carbonate fine powder and method for producing same
ActiveCN105658581AGood dispersionAppropriate lengthPigmenting treatmentStrontium carbonatesStrontium carbonateOrganic solvent
A needle-like strontium carbonate fine powder which is a fine powder of needle-like strontium carbonate particles, and which has an average major axis length of 150 nm or less, an average aspect ratio of 1.5 or more, and a content of needle-like particles each having a major axis length of 200 nm or more of 5% or less in terms of the number of particles, said fine powder being characterized in that the surface of each of the needle-like strontium carbonate particles is treated with (A) a polycarboxylic acid having a polyoxyalkylene group in a side chain thereof or an anhydride of the polycarboxylic acid and (B) a compound having a hydrophilic group and a hydrophobic group and also having a group capable of forming an anion in water. The needle-like strontium carbonate fine powder has excellent dispersibility in a hydrophobic organic solvent or a polymeric resin solution prepared by dissolving a polymeric resin in a hydrophobic organic solvent.
Owner:UBE IND LTD
Graduated guide pin for use in medical treatment
The present invention discloses graduated guide pin for selecting an optimal length of a screw for connecting a fractured bone. The guide pin (10) is a base material (11) which is divided at specific interval and made of radiotransparent metal. Circumferential fixation materials (12) made of radioopaque metal are mounted in the zones of every two dividing. The base material (11) is made of titanium or titanium alloy which are easy to be transmitted by radioactive rays, and the circumferential fixation material is made of platinum, iridium, tungsten, tantalum, and gold or the alloys thereof which are hard to be transmitted by radioactive rays. In X-ray images which are shot by transmission X-ray or X-ray, the guide pin (10) reflects the dark parts which are formed by the circumferential fixation materials (12) and the light part which are formed by the base material (11) at specific intervals in an alternating manner, so that the thickness of the bone (B) including the fractured bone is obtained, through counting the scales formed by the dark parts and the light parts in the bone (B).
Owner:TAMA MEDICAL
Rapid detection method of blood pathogenic bacteria based on CE-SSCP (Capillary Electrophoresis-Single Strand Conformation Polymorphism)
InactiveCN101824470BQuick checkStrong specificityMicrobiological testing/measurementMicroorganism based processesSingle-strand conformation polymorphismBacteroides
The invention discloses a rapid detection method of blood pathogenic bacteria based on CE-SSCP (Capillary Electrophoresis-Single Strand Conformation Polymorphism). In the rapid detection method, specific to conserved regions of 16SrRNA genes of staphylococcus aureus, escherichia coli, pseudomonas aeruginosa, staphylococcus epidermidis, klebsiella pneumoniae, enterococcus faecalis and streptococcus pneumoniae which are infected by blood, a corresponding PCR (Polymerase Chain Reaction) general primer is designed and subjected to fluorescence labeling, and then PCR is adopted to carry out amplification and electrophoresis detection on pathogenic bacteria in a blood sample, wherein the length of the designed general primer is suitable to the span of the amplification and has high complementary degree with the DNA of a pathogenic bacteria template in the blood sample to be tested, which enables an amplification product to have good specificity and favorable suitability to same kind of bacterium of different bacterial strains. The method has good repeatability and high sensitivity, can detect trace amount of the DNA of a pathogenic bacteria genome and is very suitable to wide application clinically.
Owner:THE FIRST AFFILIATED HOSPITAL OF THIRD MILITARY MEDICAL UNIVERSITY OF PLA
Lens barrel assembly and photographing apparatus including the same
ActiveUS20140028900A1Small thicknessAppropriate stroke lengthTelevision system detailsProjector focusing arrangementEngineeringPower transmission
A lens barrel assembly includes: a lens barrel that is rotatable about an optical axis and is movable in a direction along the optical axis; a moving plate that is combined with the lens barrel so that the moving plate is rotated together with the lens barrel and is movable with respect to the lens barrel in the direction along the optical axis; a power transmission unit that is installed on the moving plate and transmits an outside rotation force to the lens barrel via the moving plate; and a stopper that is disposed on a path on which the moving plate moves in the direction along the optical axis and that limits a movement of the moving plate in the direction along the optical axis in a partial section of the path on which the lens barrel is moved.
Owner:SAMSUNG ELECTRONICS CO LTD
Textile Thread Pulling Device
The invention relates to the field of spinning thread traction, in particular to a spinning thread traction device. The spinning thread traction device comprises a rack and further comprises an unreeling wheel and a reeling wheel which are rotationally connected with the rack. A disc is arranged between the unreeling wheel and the reeling wheel and fixedly connected with a sliding piece which is vertically in sliding connection with the rack. A drive piece fixed to the rack is arranged below the sliding piece, and an output shaft of the drive piece is coaxially connected with a cam abutting against the bottom of the sliding piece. A crank and rocker mechanism capable of driving the reeling wheel to rotate is hinged to the sliding piece, a reeling shaft of the reeling wheel is rotationallyconnected with the rack, and a one-way bearing is arranged at the connecting position. The scheme is adopted for spinning thread traction, and spinning thread fracture can be avoided.
Owner:TAIZHOU DONGTIAN ELECTRONICS
Molecular marking primer and method for identifying Chinese coastal platycephalus indicus species indeterminate (sp) and platycephalus cultellatus
InactiveCN107557483AAccurate and efficient identificationAppropriate lengthMicrobiological testing/measurementDNAMolecular marker
The invention discloses a molecular marking primer and method for identifying Chinese coastal platycephalus indicus species indeterminate (sp) and platycephalus cultellatus. The sequence of the molecular marking primer Fish F1 is 5'-TCAACCAACCACAAAGACATTGGCAC-3', and the sequence of the molecular marking primer Fish R2 is 5'-ACTTCAGGGTGACCGAAGAATCAGAA-3'. The molecular marking method includes: extracting DNA of platycephalus indicus species indeterminate (sp) and platycephalus cultellatus, and taking the DNA of the two fish as templates for PCR amplification, performing purification and sequencing to the amplification results, and comparing the sequencing results. The molecular marking primer is proper in length, is closely complementary to the sequences of the templates, and is beneficialfor an amplification reaction. The molecular marking method is simple, the identification result is stable, and the repeatability is good. The amplification result of Chinese coastal platycephalus indicus species indeterminate (sp) is consistent, so that the primer and method show high consistency.
Owner:ZHEJIANG OCEAN UNIV
Packaging machine shearing mechanism
InactiveCN107838963ACompact structureImprove securityMetal working apparatusArticle deliveryTransmission beltEngineering
The invention discloses a packaging machine shearing mechanism which comprises a lower knife base, an upper knife rest, a protection cover, a crank connection rod and a travel rod. A lower knife is fixed above the lower knife base, an upper knife is fixed below the upper knife rest, a connection rod is arranged above a connection nut, a motor is arranged outside the protection cover, a support isconnected to the bottom of the protection cover, a transmission belt is connected to the outer side of the motor, a fly wheel is connected to the top of the transmission belt, a fly wheel is connectedto the top of the crank connection rod, a piston pin is connected to the bottom of the crank connection rod, and a piston pin is arranged inside the travel rod. According to the packaging machine shearing mechanism, the lower knife base and the upper knife reset are of an L-shaped structure and have the different sizes, the lower knife base is conveniently fixed to the support through the L-shaped structure, the lower knife base is better in stability, the lower knife and the upper knife are aligned in a staggered mode, the upper knife moves perpendicular to the lower knife base, blades are staggered when the mechanism is used for shearing so as to be prevented from collision, and mechanism safety is improved.
Owner:王虹
Method for quickly detecting pathogenic bacteria in blood based on machine code recognition technology
InactiveCN101805789BAppropriate lengthHigh degree of complementarityMicrobiological testing/measurementSingle-strand conformation polymorphismFluorescence
The invention discloses a method for quickly detecting pathogenic bacteria in blood based on a machine code recognition technology, comprising the following steps of: designing corresponding universal primers aiming at conserved regions of 16SrDNA and 23SrDNA of Staphylococcus aureus, Escherichia coli, Pseudomonas aeruginosa, Staphylococcus epidermidis, Klebsiella pneumoniae, Enterococcus faecalis and Streptococcus pneumoniae infected by blood, and carrying out fluorescence labeling; then, respectively carrying out PCR (Polymerase Chain Reaction) amplification and CE-SSCP (Capillary Electrophoresis Single-Strand Conformation Polymorphism) detection on the DNA of the reference cultures of the seven pathogenic bacteria and the genome DNA of the bacteria of the blood sample to be detected byadopting PCR reaction; and recognizing the detection results by machine codes (binary and decimal codes), and carrying out comparison. The detection method has good repeatability and high sensitivity, can detect the trace genome DNA of pathogenic bacteria, has obvious detection results, and is very suitable for wide application in clinic.
Owner:THE FIRST AFFILIATED HOSPITAL OF THIRD MILITARY MEDICAL UNIVERSITY OF PLA
Device for hoisting equipment racks
ActiveCN105731239BGuaranteed stabilityEnsure balanceLoad-engaging elementsEngineeringBolt connection
Owner:RES INST OF PHYSICAL & CHEM ENG OF NUCLEAR IND
Positioning method for kiln head burner in novel dry cement production line
InactiveCN109631572AAppropriate lengthSuitable temperatureRotary drum furnacesProduction lineCombustor
The invention relates to a positioning method for a kiln head burner in a novel dry cement production line. The positioning method specifically comprises the following steps that S1, the center position of a supporting point of the burner is determined; S2, the center point position of the end face of the burner head is determined; and S3, the center position of a tail oil pipe channel of the kilnhead burner is determined. By adopting the positioning method, the length, the temperature and thermal distribution of a burning belt of a rotary kiln can be more suitable, the thickness of a kiln coating is moderate, coal ash sedimentation is more uniform, the yield of clinker can be effectively increased, the quality of the clinker can be effectively improved, and the service life of a kiln liner can be effectively prolonged.
Owner:GEZHOUBA SONGZI CEMENT
Pointing device for tiles at indoor corners
The invention relates to a pointing device, in particular to a pointing device for tiles at indoor corners. The pointing device comprises an air bag, a circular pipe connected with the air bag and two brushes connected to the circular pipe. The circular pipe is of a hollow structure with one closed end, a circular hole is formed in the closed end of the circular pipe, a conical pipe is arranged on the circular hole, and the caliber of the big end of the conical pipe is equal to the diameter of the circular hole. The two brushes which are perpendicular to each other are arranged on the circular pipe and located on the two sides of the conical pipe. The tail ends of the brushes and the small end of the conical pipe are located at the same height. The air bag is arranged at the open end of the circular pipe and provided with an air one-way valve, an opening is formed in the upper side face of the circular pipe, a straight pipe is arranged on the opening, and a circular cover is arranged on the straight pipe and connected with the straight pipe in a threaded mode. The pointing device for the tiles at the indoor corner has the advantage of being applicable to pointing of the tiles at indoor corners.
Owner:CHONGQING HUIZUAN TRADE
Frame for moving tower
InactiveCN101992804BEasy to moveStable center of gravityVehicle fittings for liftingUnderstructuresVehicle frameEngineering
The invention relates to a frame for moving a tower. Wheels are arranged at the bottom of the frame. The frame is characterized in that a main support leg oil cylinder is arranged at the bottom of the frame; when the main support leg oil cylinder is propped up, the wheels leave from the ground; two girders are arranged on two sides of the frame; each girder is hinged, supported and connected witha frame auxiliary supporting leg by an auxiliary supporting leg pin roll; an auxiliary supporting leg oil cylinder is arranged on the frame auxiliary supporting leg; and a frame connecting and fixingplate for fixing the frame auxiliary supporting legs is welded on the frame. The invention has ingenious, compact and reasonable structure and can realize the integral movement of the tower; equipment on the tower is free from being detached and the mutual positions during original work can be maintained in the process of moving; rotatably-foldable frame auxiliary supporting legs are arranged on the frame and can ensure that the gravity center of the tower is stable during turning over; and after the frame auxiliary supporting legs are folded, the length of the frame is proper and the frame is convenient for integral moving, moving and transiting.
Owner:WUXI XITONG ENG MACHINERY
Tower whole movement lifting device
InactiveCN101979771BEnsure that the structure is moderately stressedEasy to transportVehicle fittings for liftingUnderstructuresVehicle frameEngineering
The invention relates to a tower whole movement lifting device, which comprises a tower, a main frame, a pipe bending cylinder, and a lifting cylinder. One side on the lower part of the tower is connected with a tower primary leg through a primary leg pin roll hinge support; the bottom of the main frame is provided with a primary leg cylinder; the rear of the main frame is connected with a tower auxiliary leg through a tower pin roll hinge support; the lifting cylinder is arranged on the middle rear of the main frame; the lower end of the lifting cylinder is connected to the main frame through a hinge support, while the upper end is connected to the lower part of the tower through a hinge support; the pipe bending cylinder is arranged on the middle front of the main frame; the lower end of the pipe bending cylinder is connected to the main frame through a hinge support, while the upper end is provided with a bulb; and the bulb is matched with a jacking nest on the middle top of the tower. The device has a smart, compact and reasonable structure, adopts full hydraulic control to lift, and can independently complete whole overturn without assistance of other hoisting equipment.
Owner:WUXI XITONG ENG MACHINERY
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