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35results about How to "Quickly adjust the angle" patented technology
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Adjustable bent housing apparatus and method
ActiveUS7882904B2Quickly adjust the anglePrecise changeDrilling rodsDirectional drillingScrew threadDrill bit
An apparatus for controlling the direction of drill bit within a wellbore. The apparatus comprises a first housing with a first housing axis therein, and wherein the first housing has a first threaded opening having a first threaded opening axis. The first housing has a helical end. A second housing is included, and the second housing contains a second housing axis, and a second threaded opening having a second threaded opening axis configured to engage with the first threaded opening. A collar is included that has a helical collar end that engages the helical collar end and wherein the helical collar end is configured reciprocal to the helical end, and rotational displacement of the first housing relative to the collar will angularly displace the drill bit axis. The apparatus may further include spline members for locking the collar in place relative to the first and second housing.
Owner:RIVAL DOWNHOLE TOOLS LC
Apparatus and method for monitoring and tuning an ion beam in ion implantation apparatus
InactiveUS6897457B1Easy to adjustQuickly adjust the angleThermometer detailsBeam/ray focussing/reflecting arrangementsAngle of incidenceIon beam
An ion implanter has an ion source (10) and an ion beam extraction assembly (50) for extracting the ions. The extraction assembly (50) is a tetrode structure and one of the pairs of extraction electrodes (51) has left and right ports (54, 55) located in opposite sides of the ion beam emerging from the ion source (10). The left and right electrode ports (54, 55) are electrically isolated from each other and connected to independent voltage sources (210, 230). The ion implanter also has a baffle plate (60) at the entrance to a mass analyser (90) downstream of the extraction assembly (50). The baffle plate (60) is also split into two halves (60′ and 60″). By measuring the beam current incident on the two halves (60′, 60″) of the baffle (60), the relative voltages supplied to the left and right electrode parts (54, 55) may be adjusted so as to steer the ion beam and adjust the angle of incidence of the longitudinal axis thereof relative to the input of the analysing magnet (90).
Owner:APPLIED MATERIALS INC
Multi-pointer controller for controlling time and direction of curve flight
ActiveCN103759586AQuickly adjust the angleNot easy to track and interceptAiming meansGear systemCoil spring
The invention relates to a multi-pointer controller for controlling the time and the direction of curve flight. The controller comprises a B shaft gear system which is provided with spiral spring strips to be used as the rotating power, a C shaft gear system and a D shaft gear system which are respectively provided with three transmission gears, a E shaft gear system and an F shaft gear system which are respectively provided with two transmission gears, and a pointer system which is provided with five concentric center shafts sheathed together, wherein one end of each center shaft is provided with a transmission gear, and the other end of each center shaft is provided with a heavy pointer. The controller is characterized in that rotary spiral spring rotating discs of the B shaft gear system enable the spiral spring strips to tightly rotate around B shafts, thereby forming the restoring force of the spiral spring strips, i.e. the power to drive the spiral spring rotating discs; the tighter the spiral spring strips rotate, the bigger the restoring force of the spiral spring strips is; the faster the rotating speed of the spiral spring rotating discs in an anti-clockwise direction is, the less the time for rotating one circle for the spiral spring rotating discs; a timing control rotating disc is limited by a limit rod of the timing control rotating disc to only rotate one circle with 360 degrees.
Owner:盐城市荣意来纺机有限公司
Novel multifunctional supporting frame capable of adjusting height and angle
InactiveCN108180375AQuickly adjust the support areaQuick assemblyStands/trestlesEngineeringCantilever
The invention provides a novel multifunctional supporting frame capable of adjusting height and angle. The novel multifunctional supporting frame capable of adjusting the height and angle mainly includes an extensible base device, a spiral height adjusting device, an extensible cantilever device and a box body fixing device. The novel multifunctional supporting frame capable of adjusting the height and angle is characterized in that the multifunctional support frame suitable for different heights and angles can be provided by the adjustment of the heights and angles of the extensible cantilever device and the box body fixing device through the spiral height adjusting device under the support of the extensible base device. According to the novel multifunctional supporting frame capable of adjusting the height and angle, the stability of a supporting frame structure is realized by the extensible base device, the adjustment of the height of the extensible cantilever and the box body is realized by the spiral height adjusting device, the adjustment of the extensible state of the box body fixing device is realized by the extensible cantilever device, and the fixing of the box body withdifferent structures and the sizes is realized by the box body fixing device.
Owner:UNIV OF JINAN
One-piece type detachable portable satellite communication station
The invention discloses a portable integrated satellite communication station. The portable integrated satellite communication station is characterized by comprising a direction transmission mechanism, a pitching transmission mechanism and antennas, wherein the pitching transmission mechanism is connected to the upper part of the direction transmission mechanism; a direction shaft is arranged in the vertical direction perpendicular to a base; a direction stepping motor and a direction rotary table are sequentially arranged on the direction shaft from the top down; an inserted pin of a pitching base is connected to the direction rotary table; the direction stepping motor is positioned in the pitching base; a pitching stepping motor is arranged in the pitching base; a rotating shaft is arranged in the horizontal direction of the pitching stepping motor; an antenna frame is arranged at each end of the two ends of the rotating shaft; the antennas are arranged on the antenna frames. Compared with the prior art, the structures of the pitching driven system and the direction driven system are more compact, so that the satellite communication station is smaller in size, lighter in weight, easy to transport and carry, and higher in transmission accuracy.
Owner:NANJING CHINA SPACENET SATELLITE TELECOM
Mineral exploitation underground cable quick height adjusting support
ActiveCN106764068AEasy to moveQuick height adjustmentPipe supportsFlexible pipesStructural engineering
Owner:荣成中磊科技发展有限公司
Bicycle and adjustable bicycle frame damping structure thereof
The invention belongs to the technical field of bicycles, and particularly relates to a bicycle and an adjustable bicycle frame damping structure thereof. The adjustable bicycle frame damping structure is installed on a front bicycle frame body and a rear bicycle frame body and comprises a damping system and an adjusting device arranged on the damping system. The positions of the damping system on the front bicycle frame body and the rear bicycle frame body are adjusted through the adjusting device, so that the angle between the front bicycle frame body and the rear bicycle frame body is adjusted quickly to enable one bicycle to meet different riding requirements. The invention further relates to a bicycle using the adjustable bicycle frame damping structure.
Owner:吴冠筹
Dual-purpose desk for students
InactiveCN105615312ASimple structureQuickly adjust the angleSchool benchesFeetEngineeringDual purpose
The invention discloses a dual-purpose desk for students. The desk comprises a desk body and desk legs for supporting the desk body, wherein a fixed desk top, a movable desk top hinged to the fixed desk top and retractable support rods for supporting the movable desk top are arranged on the desk body; one end of each retractable support rod is hinged to the desk body, and the other end is fit with a groove in the back of the movable desk top; a book accommodating groove for accommodating reading books is formed in the movable desk top and fit with opened books in size, and elastic clamps for clamping the books symmetrically extend from two opposite side walls of the book accommodating groove. The dual-purpose desk for the students is simple in structure and can be used as a special writing desk as well as special book reading desk, and the book accommodating groove fit with the opened books in size is formed in the movable desk top and can prevent falling of the reading books and accidental turning of pages.
Owner:湘潭凌天六维节能环保科技有限公司
Integrally movable aluminum alloy formwork system and operation method
PendingCN110578338AReduce disassemblyReduce assemblyArtificial islandsForms/shuttering/falseworksSupporting systemWorking hours
The invention relate to an integrally movable aluminum alloy formwork system and an operation method. Two groups of corresponding formwork systems are arranged oppositely to a bay, and are installed independently; two groups of top surface formworks are connected by a connecting plate, and the bay formwork system is formed by integral matching. Double triangular fixed formwork installation systemsof each formwork system are formed by a triangular formwork support structure consisting of a wall formwork, a top formwork and a diagonal support, as well as a triangular adjustment support structure consisting of a vertical support, a diagonal support and a transverse adjustment rod, wherein movable devices are arranged at the bottoms of the wall formworks and the bottoms of the vertical supports. The double triangular fixed formwork installation systems are light and stable to install and flexible to adjust. By means of suspending hoisting devices, disassembly and assembly of aluminum alloy formworks of internal wallboards and supporting systems are reduced by integral hoisting, and thus, working hours are reduced, and construction is accelerated.
Owner:广东志特新材料集团有限公司
Surveying device convenient to adjust for oil exploitation
ActiveCN113530463AQuickly adjust position and angleQuickly adjust the angleDerricks/mastsDrill holeMining engineering
The invention discloses a surveying device convenient to adjust for oil exploitation, and relates to the technical field of petroleum. The surveying device mainly aims to solve the problem that an existing surveying device for oil exploitation is inconvenient to adjust. The surveying device comprises a bearing part, a rotating mechanism and a moving mechanism, wherein a driving part in the rotating mechanism drives a rotating part to rotate in a fixed sleeving part; a second transmission gear is installed on the fixed sleeving part; a movable part in the moving mechanism is connected with the rotating part and a meshing part; a transmission assembly in the moving mechanism comprises a worm and a movable sleeving part; a first limiting groove, a groove and a second limiting groove are formed in the worm; a second limiting protrusion is installed on the movable sleeving part; and the second limiting protrusion on the movable sleeving part can move back and forth among the first limiting groove, the groove and the second limiting groove in the worm in a mode of manually adjusting the movable sleeving part in the process that the moving mechanism rotates along with the rotating mechanism, so that the purpose of quickly adjusting the angle or position of drilling equipment is achieved.
Owner:山东柏源技术有限公司
Adjustable bent housing apparatus and method
ActiveUS20090159339A1Quickly adjust the anglePrecise changeDrilling rodsDirectional drillingScrew threadDrill bit
An apparatus for controlling the direction of drill bit within a wellbore. The apparatus comprises a first housing with a first housing axis therein, and wherein the first housing has a first threaded opening having a first threaded opening axis. The first housing has a helical end. A second housing is included, and the second housing contains a second housing axis, and a second threaded opening having a second threaded opening axis configured to engage with the first threaded opening. A collar is included that has a helical collar end that engages the helical collar end and wherein the helical collar end is configured reciprocal to the helical end, and rotational displacement of the first housing relative to the collar will angularly displace the drill bit axis. The apparatus may further include spline members for locking the collar in place relative to the first and second housing.
Owner:RIVAL DOWNHOLE TOOLS LC
Portable integrated satellite communication station
InactiveCN103338067AReduce volumeReduce weightRadio transmissionSatelliteElectrical and Electronics engineering
The invention discloses a portable integrated satellite communication station. The portable integrated satellite communication station is characterized by comprising a direction transmission mechanism, a pitching transmission mechanism and antennas, wherein the pitching transmission mechanism is connected to the upper part of the direction transmission mechanism; a direction shaft is arranged in the vertical direction perpendicular to a base; a direction stepping motor and a direction rotary table are sequentially arranged on the direction shaft from the top down; an inserted pin of a pitching base is connected to the direction rotary table; the direction stepping motor is positioned in the pitching base; a pitching stepping motor is arranged in the pitching base; a rotating shaft is arranged in the horizontal direction of the pitching stepping motor; an antenna frame is arranged at each end of the two ends of the rotating shaft; the antennas are arranged on the antenna frames. Compared with the prior art, the structures of the pitching driven system and the direction driven system are more compact, so that the satellite communication station is smaller in size, lighter in weight, easy to transport and carry, and higher in transmission accuracy.
Owner:NANJING CHINA SPACENET SATELLITE TELECOM
Marine fishing rod fixing device
PendingCN109566567ASimple structureEasy to install, use and storeOther angling devicesEngineeringHull structure
The invention discloses a marine fishing rod fixing device. The device solves the technical problems of unreasonable structural design, poor supporting and fixing effects, inability to adjust the angle and direction of a fishing rod, inconvenient installation and use, damage to a hull structure and reduced experience of an existing fishing rod fixing device; the device comprises a fishing rod fixing bracket, a connecting base and a pre-installed base capable of pre-buried in a ship board of a hull, wherein the pre-installed base is a first hollow tubular structure of which the upper end is provided with a flange plate, the connecting base is a second hollow tubular structure of which the upper end is provided with a flange table, and the second hollow tubular structure is embedded in the first hollow tubular structure from the top; the side wall of the first hollow tubular structure is provided with an angle positioning hole and an angle adjusting groove, an angle positioning and adjusting device can be simultaneously clamped into the angle adjusting groove and the angle positioning hole to achieve the rotatable fixed connection between the connecting base and the pre-installed base, and the device can be widely applied to the field of fishing equipment.
Owner:葛明军
Multifunctional total station
ActiveCN112944149AQuick supportEasy to moveCastorsSurveying instrumentsStructural engineeringTotal station
The invention relates to the technical field of surveying and mapping instrument equipment, in particular to a multifunctional total station. The multifunctional total station comprises a total station, a multidirectional angle adjusting assembly, a connecting ring frame, a guide assembly, an expanding height adjusting support, an expansion driving assembly and universal wheels; the total station is arranged at the output end of the multidirectional angle adjusting assembly; the connecting ring frame is arranged at the bottom of the multidirectional angle adjusting assembly; the guide assembly is arranged at the bottom of the connecting ring frame; the expanding height adjusting support is arranged at the bottom of the guide assembly; the expansion driving assembly is arranged at the bottom of the guide assembly, and the output end of the expansion driving assembly is connected with the stress end of the expansion type height adjusting support; and the universal wheels are arranged at the bottom of the expanding height adjusting support; According to the technical scheme, the instrument can be conveniently moved, the height and angle of the instrument can be rapidly adjusted, and the working efficiency is greatly improved.
Owner:中煤数字科技(广州)有限公司
Fast height adjustment support for underground cable in mineral development
InactiveCN109286149AEasy to moveQuickly adjust the anglePipe supportsCable installation apparatusEngineeringRotating disc
The invention discloses a fast height adjustment support for an underground cable in mineral development, which comprises a supporting platform, a first fixing device, a second fixing device, a supporting vertical plate, a rotating seat and a rotating disc, wherein the rotating seat is fixedly installed on the upper surface of the middle part of the supporting platform, the rotating disc is rotatably arranged on the upper surface of the rotating seat, the upper surface of the rotating disc is fixedly provided with two supporting rods arranged in the vertical direction, the upper parts of the two supporting rods are respectively provided with the first fixing device and the second fixing device, and the upper surface of the rotating disc is further fixedly provided with the supporting vertical plate arranged in the vertical direction. The fast height adjustment support is simple in structure, convenient to operate, capable of realizing fast adjustment for the height and angle of the cable, time and labor-saving and high in practicability.
Owner:HEFEI TOTEMLONG ENTERPRISE MANAGEMENT OFFICE (LLP)
Household appliance display touch screen assembly, mounting method and dismounting method
PendingCN112882591AAchieve separationSimple methodInput/output processes for data processingComputer hardwareComputer graphics (images)
The invention relates to a household appliance display touch screen assembly which is installed on a door body of a household appliance and specifically comprises a display screen which is a flexible display screen. The touch screen assembly is a user operation assembly; the support is used for fixing the touch screen assembly and the display screen; the rear cover is used for fixing the display screen on the support; the display screen is detachably connected with the support so as to ensure that the display screen can be independently replaced when the household appliance display touch screen assembly needs to be maintained. The invention further relates to a mounting method and a dismounting method of the household appliance display touch screen assembly. According to the household appliance display touch screen assembly, the display screen and the touch screen assembly which are split are used, and the problems that in the prior art, the whole display touch screen assembly needs to be disassembled when the display screen is damaged, cost is high, and maintenance and replacement are troublesome are solved.
Owner:FOSHAN VIOMI ELECTRICAL TECH +1
Internal burr removal mechanism for straight seam steel pipe
ActiveCN103920935BEasy to useIncrease or decrease the clearing rangeStructural engineeringDrive motor
Owner:JIANGSU LIWEI SHEARING & BENDING MACHINE
Computer keyboard convenient to fold and capable of effectively protecting keys
InactiveCN111290620AGuaranteed stabilityGuaranteed temperatureInput/output for user-computer interactionKey pressingSoftware engineering
The invention discloses a computer keyboard convenient to fold and capable of effectively protecting keys. The keyboard comprises a first body, a second body and a third body, the second body is located between the first body and the third body, fifth notches are formed in the lower ends of the opposite sides of the first body and the third body, pushing mechanisms are arranged in the fifth notches, connecting blocks are arranged on the pushing mechanisms, and two fourth notches are formed in each connecting block. According to the invention, the distances and angles among the first body, thesecond body and the third body can be rapidly adjusted; therefore, the purpose of adjusting the position relationship between the bodies is achieved, the length of the body can be reduced, the keyboard keys can be well protected through the baffle, the keyboard keys can be prevented from being directly extruded by foreign objects, then the purposes of conveniently folding, placing and protecting the keyboard can be achieved, a user can carry the keyboard conveniently, the angle of the keyboard in use can be adjusted and fixed, and the use comfort is improved.
Owner:汪华衡
Adjustable sound head button
PendingCN109065003AQuickly adjust the angleQuickly adjust the positionStringed musical instrumentsEnvironmental resistanceEngineering
The invention relates to an adjustable sound head button. The adjustable sound head button comprises a sound head button, a damper and a sound head button panel, wherein the sound head button is a T-shaped structure in which two cylinders are connected, a horizontal jack is arranged in middle of one end of a horizontal cylinder, a vertical jack is arranged in middle of the lower end of a verticalcylinder, a metal cutting inserted into the horizontal jack is arranged at one end of the damper, a first lock screw is mounted with bottom put against the metal cutting in middle of the upper end ofthe horizontal cylinder of the sound head button, a sound head button panel is installed at one side of the damper near the sound head button, a sound making screw rod is installed at lower end of thevertical cylinder of the sound head button, a metal cutting with one end inserted into the vertical jack is arranged at lower end of the sound making screw rod, and a second lock screw is mounted with one end put against the metal cutting of the sound making screw rod in middle opposite to the damper on the vertical cylinder of the sound head button. The adjustable sound head button has the characteristics of improving operating angle and adjusting speed of the damper, optimizing process, improving production efficiency, reducing difficulty of maintenance of after-sales maintenance personnel,and being more environment-friendly.
Owner:NINGBO HAILUN MUSICAL INSTR
Multipointer controller for control of curve flight time and direction
ActiveCN103759586BQuickly adjust the angleNot easy to track and interceptAiming meansCoil springGear system
The invention relates to a multi-pointer controller for controlling the time and the direction of curve flight. The controller comprises a B shaft gear system which is provided with spiral spring strips to be used as the rotating power, a C shaft gear system and a D shaft gear system which are respectively provided with three transmission gears, a E shaft gear system and an F shaft gear system which are respectively provided with two transmission gears, and a pointer system which is provided with five concentric center shafts sheathed together, wherein one end of each center shaft is provided with a transmission gear, and the other end of each center shaft is provided with a heavy pointer. The controller is characterized in that rotary spiral spring rotating discs of the B shaft gear system enable the spiral spring strips to tightly rotate around B shafts, thereby forming the restoring force of the spiral spring strips, i.e. the power to drive the spiral spring rotating discs; the tighter the spiral spring strips rotate, the bigger the restoring force of the spiral spring strips is; the faster the rotating speed of the spiral spring rotating discs in an anti-clockwise direction is, the less the time for rotating one circle for the spiral spring rotating discs; a timing control rotating disc is limited by a limit rod of the timing control rotating disc to only rotate one circle with 360 degrees.
Owner:盐城市荣意来纺机有限公司
Annular traction device for perineal surgery
The invention discloses an annular traction device for a perineal surgery, which comprises an annular base frame and an auxiliary traction assembly; the annular base frame comprises an annular fixing frame and a supporting assembly arranged at the bottom of the annular fixing frame; the auxiliary traction assembly comprises an drag hook body and a traction assembly; the traction assembly comprises a traction rod and a stand column, the front end of the traction rod is movably connected with a pull rod of the drag hook body, and the middle of the traction rod is movably connected with the stand column and can move in the horizontal direction of the stand column; the bottom end of the stand column makes contact with the skin of a patient, and the top end of the stand column penetrates through the annular fixing frame and then is movably connected with the position, close to the tail end, of the pull rod of the drag hook body through a movable joint; and the stand column is connected with the annular fixing frame through a hand control assembly. The invention provides the annular traction device for the perineal surgery, which can not only meet the traction requirement of the perineal surgery, but also has good traction stability; and meanwhile, the traction direction and the traction force can be quickly adjusted according to the requirements of different patients and in the operation process.
Owner:杨建军
Steel pipe inner burr tool
The invention discloses a tool for removing burrs inside a steel tube. The tool comprises a center shaft, three arc-shaped blades are arranged on the center shaft, hinged to the center shaft, and located on the one-third outer walls of the center shaft respectively, the upper end and the lower end of the center shaft are respectively provided with a fixing plate, the arc-shaped blades are arranged between the two fixing plates, check blocks are arranged on the fixing plates, one side of each check block is an arc-shaped concave surface, the arc-shaped concave surfaces make contact with arc outer side lines of the arc-shaped blades. The tool further comprises blade angle adjusting mechanisms arranged between every two adjacent arc-shaped blades. According to the tool, removing efficiency of welding flux residues and protrusions on the inner wall of the steel tube is improved, when the center shaft rotates and the arc-shaped blades make contact with the welding flux residues and the protrusions on the inner wall of the steel tube, the arc-shaped blades are greatly impacted by interaction force exerted on the arc-shaped blades, the check blocks can support the arc-shaped blades when the included angle between the arc-shaped blades and the center shaft is maximum and the arc-shaped blades are impacted to the maximum degree, and therefore the arc-shaped blades are prevented from damage.
Owner:谭建新
Cloud sponge and manufacturing method and manufacturing device thereof
InactiveCN112806928AReduce generationMeet different market needsLamination ancillary operationsCarpet cleanersProcess engineeringCloud sponge
The invention discloses a cloud sponge and a manufacturing method and a manufacturing device thereof, the cloud sponge is provided with a plurality of vertical color layers along the width direction of the cloud sponge, and the colors and the widths of the plurality of color layers are different. According to the cloud sponge and the manufacturing method and the manufacturing device thereof, the needed mixed-color multi-color sponge can be directly foamed according to the template, the generation of sponge waste is reduced, different market requirements are met, and the cloud sponge is wide in application range, high in practicability and suitable for application and popularization.
Owner:苏州毅喻实业有限公司
Multi-media audio-visual installation auxiliary device
ActiveCN111379947AQuickly adjust the angleEasy to adjustStands/trestlesElectric machineryElectrical and Electronics engineering
The invention discloses a multi-media audio-visual installation auxiliary device. The multi-media audio-visual installation auxiliary device comprises a moving platform and an angle adjusting device.A lifting device is fixedly arranged in the middle of the moving platform, the angle adjusting device is fixedly arranged at the output end of the lifting device, and a multi-media device is fixedly arranged at the output end of the angle adjusting device. The angle adjusting device comprises a base and a double-head motor. The base is fixed to the output end of the lifting device, and the double-head motor is fixed to the base. The output ends on the two sides of the double-head motor correspondingly stretch into a first transmission case and a second transmission case to conduct transmissionconnection, and the output ends of the first transmission case and the second transmission case are connected with a transmission assembly through a first shaft. The transmission assembly comprises asecond shaft, a differential stroke adjusting device and a first lifting assembly. The first shaft is rotated, and therefore the end portion of the output end of the first lifting assembly can be higher or lower than the end portion of the output end of a second lifting assembly, and the included angle between an installation platform and the horizontal plane can be changed.
Owner:DALIAN JIAOTONG UNIVERSITY
Variable-angle fixing test system for test piece in airplane discrete source impact damage test
ActiveCN114778055AFast clamping and fixingFlexible fixed positionWork benchesMaterial strength using single impulsive forceEngineeringTest bench
The invention relates to the technical field of aircraft testing, and discloses a variable-angle fixing test system for a test piece in an aircraft discrete source impact damage test, which comprises a supporting device horizontally arranged on the ground and a variable-angle fixing test bed arranged on the supporting device, the variable-angle fixed test bench comprises a first angle adjusting device arranged on the supporting device and a second angle adjusting device movably arranged on the first angle adjusting device; the first angle adjusting device comprises a circular connecting disc fixedly arranged above the supporting device, an annular shaft sleeve arranged in the center of the circular connecting disc, a rotating disc movably arranged on the annular shaft sleeve, and a power assembly arranged between the circular connecting disc and the rotating disc, wherein the diameter of the rotating disc is consistent with that of the circular connecting disc. According to the invention, different postures of the test piece can be controlled, and the accuracy of the impact damage test result of the discrete source is effectively improved.
Owner:CHINA AIRPLANT STRENGTH RES INST
A multimedia audio-visual installation auxiliary device
ActiveCN111379947BQuickly adjust the angleEasy to adjustStands/trestlesElectric machineryMobile station
The invention discloses an auxiliary device for multimedia audio-visual installation, which includes a mobile platform and an angle adjustment device, a lifting device is fixed in the middle of the mobile platform, an angle adjustment device is fixed at the output end of the lifting device, and the angle adjustment device A multimedia device is fixed at the output end of the lifting device, and the angle adjustment device includes a base and a double-headed motor, wherein the base is fixed at the output end of the lifting device, and a double-headed motor is fixed on the base, and the two heads of the double-headed motor The side output ends extend into the first transmission box and the second transmission box respectively for transmission connection, and the output ends of the first transmission box and the second transmission box are respectively connected to a transmission assembly by the shaft one; the transmission assembly includes the second shaft, the differential stroke The adjuster and lifting component 1 rotate the shaft 1 so that the end of the output end of the lifting component 1 is higher or lower than the end of the output end of the lifting component 2, so as to change the angle between the installation platform and the horizontal plane.
Owner:DALIAN JIAOTONG UNIVERSITY
Smart watch control method and device, smart watch and storage medium
ActiveCN112969047AReduce video call qualityQuality assuranceTelevision system detailsColor television detailsEmbedded systemReal-time computing
The invention discloses a smart watch control method, which comprises the steps of obtaining a video image collected by a smart watch when it is detected that the smart watch starts a video call function; detecting whether the distance between the face feature point in the video image and the image center point is smaller than a preset distance; and if not, rotating a camera of the smart watch, so that the distance is smaller than the preset distance. The invention further discloses a control device of the smart watch, the smart watch and a computer readable storage medium. According to the invention, the situation that the video call quality is affected due to portrait offset generated by the video shot by the smart watch is reduced.
Owner:深圳市沃特沃德信息有限公司
A bicycle and its adjustable frame shock-absorbing structure
The invention belongs to the technical field of bicycles, and in particular relates to a bicycle and an adjustable frame damping structure thereof. It is installed on the front frame and the rear frame, and it includes a shock absorption system and an adjustment device set on the shock absorption system. The adjustment device adjusts the position of the shock absorption system on the front frame and the rear frame to quickly adjust the front Frame and rear frame angles to adapt the same bike to different riding requirements. The invention also relates to a bicycle using the adjustable frame damping structure.
Owner:吴冠筹
Closed osteotomy guider
PendingCN111388051AAdjust angleQuickly adjust the angleSurgical sawsOsteotomy guideMechanical engineering
The invention discloses a closed osteotomy guider. The osteotomy guider comprises a base, a first osteotomy guide block and a second osteotomy guide block, both the first osteotomy guide block and thesecond osteotomy guide block can slide on the base along an arc track, a plurality of first positioning sleeves used for allowing kirschner wires to penetrate through are installed on the first osteotomy guide block, a plurality of second positioning sleeves used for allowing the kirschner wires to penetrate through are installed on the second osteotomy guide block, the axes of the first positioning sleeves are all located in a first vertical plane, and the axes of the second positioning sleeves are all located in a second vertical plane. With the osteotomy guider, a plurality of kirschner wires can be quickly and accurately drilled into an ideal position in a bone, the flatness of a first osteotomy plane and a second osteotomy plane can be guaranteed, so that the integrity of the two side faces of a wedge-shaped bone block cut from the bone is guaranteed, the first osteotomy plane and the second osteotomy plane can be tightly attached to each other conveniently, and the phenomena ofjoint stiffness and fracture broken end non-healing can be avoided.
Owner:XIAN HONGHUI HOSPITAL
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