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141results about How to "Solve the inconvenience of adjustment" patented technology

Anti-polarization-aliasing Michelson heterodyne laser vibration measuring instrument based on single acousto-optic modulation and non-polarization beamsplitting

The invention provides an anti-polarization-aliasing Michelson heterodyne laser vibration measuring instrument based on single acousto-optic modulation and non-polarization beamsplitting, and belongs to the field of laser interferometry. A non-polarization beamsplitter NBS is used to split beams to form a reference arm and a measuring arm. Through an acoustic optical modulator, diffraction occurs to the incident beam on the reference arm, frequency-shift first-order diffraction light is adjusted through a light beam reflex component, so propagation direction of the light beam is parallel to the direction of the incident beam. Through adjusting a reference cube-corner prism, reflected light is above the acoustic optical modulator, so that the reference light just passes through the acoustic optical modulator for one time. A measuring cube-corner prism is adjusted, so that when the reference light and the measuring light pass through the non-polarization beamsplitter NBS again, light beams are overlapped, and interference occurs. The instrument uses relatively few optical elements to realize heterodyne laser interference measurement, optical path adjustment is simple, and the instrument effectively solves problems in existing technical schemes of polarization leakage and polarization aliasing, and complex optical path adjustment. The instrument has substantial technical advantages in the field of ultra-precision vibration measurement.
Owner:HARBIN INST OF TECH

Easily-adjusted crane for metallurgical casting

The invention discloses an easily-adjusted crane for metallurgical casting. The easily-adjusted crane comprises a base; the middle of the upper surface of the base is provided with a first groove ; the inner bottom wall of the first groove is fixedly connected with a first motor; an output end of the first motor is fixedly connected with a transmission shaft, and the top of the transmission shaftis fixedly connected with a stand column; the stand column is internally provided with a second groove; the inner bottom wall of the second groove is fixedly connected with a second motor; a telescopic rod is placed in the second groove. According to the easily-adjusted crane for metallurgical casting, a sliding ring groove formed in the upper surface of the base and a sliding ball fixedly connected with the bottom of the stand column are used for enabling the stand column to be more stable when rotating; the telescopic rod can be enabled to move up and down by means of the second motor arranged on the bottom wall in the second groove as well as cooperative arrangement of a first threaded pipe, a first threaded rod, a first sliding groove and a first sliding block, so that a crane body isdriven to move up and down, and the problem that the crane for metallurgical casting is inconvenient to adjust is further solved.
Owner:芜湖撼江智能科技有限公司

Solar-energy electric board fixing device based on new energy

The invention discloses a solar-energy electric board fixing device based on new energy. The device comprises a fixing seat. The internal portion of the fixing seat is provided with a cavity. The inner top wall of the cavity is fixedly inlaid with a first bearing. The inner bottom wall of the cavity is fixedly connected to a positive reversal motor. The output terminal of the positive reversal motor penetrates the first bearing and is extended to the upper portion of the fixing seat. By using the solar-energy electric board fixing device based on the new energy, through arranging a second slipring, the stability of the second slip ring can be effectively maintained and the second slip ring is prevented from randomly swinging during a moving process. Through arranging a deceleration motor,a rotating disc, a first slide rod, a first slip ring, a fixing column, an electric push rod and a second slide rod are cooperated and used so that the inclination angle of a fixing plate is effectively adjusted through the telescoping length of the electric push rod. Simultaneously, through the rotation of the rotating disc, the inclination direction of the fixing plate is adjusted so that a problem that an existing solar-energy electric board fixing device based on the new energy is not easy to adjust is solved.
Owner:芜湖寅越信息科技有限公司

Photovoltaic panel that is easy to adjust

The invention discloses a photovoltaic panel that is easy to adjust. The photovoltaic panel comprises a base; a groove is formed in the center of an upper surface of the base; a first motor is fixedlyconnected to an inner bottom wall of the groove; an output end of the first motor is fixedly connected with a transmission shaft; an adjusting plate is disposed above the base, and an end of the transmission shaft away from the first motor is fixedly connected with the center of a bottom surface of the adjusting plate; a vertical column is fixedly connected to the left side of the upper surface of the adjusting plate; a cavity is formed in the vertical column; and the inner bottom wall of the cavity is fixedly connected to a second motor. According to the photovoltaic panel that is easy to adjust, the second motor disposed in the bottom wall of the cavity, a threaded rod, a bearing, a sliding groove, a second slider, a threaded tube, a connecting block and a second pin shaft cooperate with each other, so that the top of the photovoltaic panel body can move up and down; a slide rail, a first slider and a first pin shaft cooperate with each other, so that the bottom of the photovoltaicpanel body can move horizontally; and the problem that the photovoltaic panel is difficult to adjust can be solved.
Owner:山东中时电力股份有限公司

Polarization- and aliasing-resistance Michelson heterodyne laser vibration measurer based on double acousto-optic modulation and non-polarizing light splitting

ActiveCN104990619AGood effectSolve problems with multiple sources of nonlinear errorsSubsonic/sonic/ultrasonic wave measurementUsing wave/particle radiation meansBeam splitterPrism
A polarization- and aliasing-resistance Michelson heterodyne laser vibration measurer based on double acousto-optic modulation and non-polarizing light splitting belongs to the field of laser interference measurement. A non-polarizing beam splitter (NBS) is adopted to perform light splitting and then form a reference arm and a measuring arm, incident light beams on the reference arm and the measuring arm generate diffraction via acousto-optic modulators, and frequency-shifted first-stage diffraction light are adjusted through light beam folding elements, so light beam propagation directions are parallel to the incident light beams; reflected light is located over acousto-optic modulators through adjustments of cube-corner prisms, so measuring light and reference light respectively pass through the acousto-optic modulators for one time; and the reference cube-corner prism and the measuring cube-corner prism are adjusted, so light beam superposition occurs when the reference light and the measuring light pass through the non-polarizing beam splitter (NBS) again, and an interference is generated. Heterodyne laser measuring is achieved through adoption of less optical elements, optical path adjustments are simple, problems of polarization leakage, polarization aliasing, complex optical path adjustments and the like which exist in an existing technical scheme can be effectively solved, and the laser vibration measurer has an obvious technical advantage in the ultra-precision vibration measurement field.
Owner:HARBIN INST OF TECH

Small wall surface spraying equipment convenient to adjust

The invention discloses small wall surface spraying equipment convenient to adjust and relates to the technical field of wall surface spraying equipment. The small wall surface spraying equipment comprises a bottom plate; the top of the bottom plate is fixedly connected with an inclined plate; one side of the inclined plate is fixedly connected with a stirring box; one side of the bottom plate isfixedly connected with telescopic air cylinders; the tops of the telescopic air cylinders are fixedly connected with a protection box; one side of the top of the protection box is fixedly connected with a supporting column; one side of the bottom of the inner wall of a fixed box is fixedly connected with a first motor; an output shaft of the first motor is fixedly connected with a first belt wheel; and the surface of the first belt wheel is in transmission connection with a second belt wheel through a belt. According to the small wall surface spraying equipment convenient to adjust, the problem that as for an existing spraying head machine, generally people hold a spray head by hand to align the spray head with the wall surface for working, and adjusting is inconvenient is solved, the workamount of people is reduced, the workload of people is relieved, and the work efficiency of people is improved.
Owner:李建

Selling frame convenient to use for hardware

The invention discloses a selling frame convenient to use for hardware. The selling frame comprises a supporting plate, fixed plates are symmetrically and fixedly connected with the top of the supporting plate, and sliding rails are fixedly connected with the front and back surfaces of the fixed plates; a placing plate and a locating plate are successively arranged on the top of the supporting plate from top to bottom, and sliding blocks are symmetrically and fixedly installed on the front and back surfaces of the placing plate and the locating plate. Through the cooperative using of the supporting plate, the fixed plates, the sliding rails, the placing plate, the locating plate, the sliding blocks, a partition plate, a connecting rod, a connecting block, a first connecting plate, a secondconnecting plate, a clamping groove, a clamping block, a spring, a pushing plate and a sliding groove, the problem that partition layers of an existing selling frame cannot be conveniently adjusted is solved, the selling frame convenient to use for hardware has the advantages that a user can conveniently adjust the partition layers of the selling frame, the time of adjusting the partition layersis shortened for the user, the practicability of an existing selling frame is improved, and the user can conveniently use the selling frame.
Owner:湖州吴兴恒鑫机械有限公司

Panel welding and fixing device

The invention discloses a panel welding and fixing device. A base is included. First sliding grooves are formed in the two sides of the upper surface of the base, and the inner walls of the two firstsliding grooves are movably connected with first sliding blocks. The upper surfaces of the two first sliding blocks are fixedly connected with fixing plates. Adjusting plates are fixedly connected tothe two sides of the upper surface of the base. The reverse side faces of the two adjusting plates are fixedly connected with adjusting blocks. The reverse side faces of the two fixing plates are fixedly connected with clamping and connecting blocks, and the reverse side faces of the two clamping and connecting blocks are provided with clamping and connecting circular grooves. According to the panel welding and fixing device, through mutual cooperation of the fixing plates, alignment plates, alignment grooves, second sliding blocks, adjusting bolts, friction pressing plates and support plates,the problem that an existing panel welding device needs panel overturning welding is solved; and through mutual cooperation of the base, the first sliding grooves, the first sliding blocks, the adjusting plates, the adjusting blocks, the clamping and connecting blocks, clamping and connecting circular blocks, threaded rods and adjusting handles, the problem that the existing panel welding deviceis not convenient to adjust is solved.
Owner:江都区小纪镇恺胜体育用品厂

Municipal street lamp convenient to adjust

The invention discloses a municipal street lamp convenient to adjust, and relates to the technical field of street lamps. The municipal street lamp comprises an operation box, wherein an upright postis vertically arranged on the operation box, a rotating sleeve plate is hinged on the upright post, a lamp bracket is telescopically arranged on the rotating sleeve plate; a lifting block which is driven and connected through a driving mechanism is vertically and slidably arranged on the upright post, a connecting frame II is hinged between the lifting block and the rotating sleeve plate; a lamp plate is fixed in the lamp bracket, and a plurality of bulbs are uniformly and fixedly arranged at the bottom of the lamp plate; according to the invention, through the arrangement of the driving mechanism, the connecting frame II and the connecting frame I can be driven to swing, so that the angle of the lamp plate is adjusted; the lamp plate can be telescopically accommodated or extended out of the rotating sleeve plate, so that the illumination range of the bulb at the bottom of the lamp plate is adjusted; the adjustment is simple and convenient; the problem that the illumination range of the existing street lamp is inconvenient to adjust is solved; meanwhile, through the driving of the stepping motor, the height of the rotating sleeve plate can be adjusted through the rotation of the lifting threaded pipe relative to the upright post; and the adjustment of the illumination height is very convenient and easy to use.
Owner:覃天

A photovoltaic solar cell panel with an angle convenient to adjust

The invention provides a photovoltaic solar cell panel with an angle convenient to adjust, and relates to the field of photovoltaic solar cell panels. The angle of the photovoltaic solar cell panel isconvenient to adjust. The photovoltaic solar cell panel comprises supporting legs, a first clamping base is fixedly connected to the tops of the supporting legs, a rotating plate is movably connectedto the first clamping base through a first fixing shaft, a battery panel is fixedly connected to the left side of the rotating plate, a second clamping base is fixedly connected to the lower surfaceof the battery panel, and a movable rod is movably connected to the second clamping base through a second fixing shaft. According to the photovoltaic solar cell panel with the angle convenient to adjust, a base, a groove, a motor, a rotating disc, a pull rope, a movable rod, the second fixed shaft, the second clamping seat, the first fixed shaft, a rotating plate, the second clamping seat and thesupporting legs are matched, the effect that the angle of the photovoltaic solar cell panel is convenient to adjust after installation is achieved, and the problem that an existing photovoltaic solarcell panel is inconvenient to adjust due to the complex angle adjusting process after installation is solved.
Owner:扬州宏朋电气有限公司

Adjustable atomizing inhaling device in pediatric internal medicine department

The invention relates to the field of medical equipment, and discloses an adjustable atomizing inhaling device in the pediatric internal medicine department. For the problem that an existing atomizinginhaling device in the pediatric internal medicine department is inconvenient to adjust, the following scheme is proposed that the device comprises a base, a lifting plate and a mounting plate, wherein the top of the base is provided with a mounting hole, the inner portion of the mounting hole is rotatably connected with a first threaded rod, one end of the first threaded rod extends to the outerportion of the base, the end, located at the outer portion of the base, of the first threaded rod is fixedly provided with a first turntable, the first threaded rod is a two-way threaded rod, the outer portion of the first threaded rod is in threaded connection with two moving blocks, the tops of the two moving blocks are hinged with folding rods respectively, and the lifting plate is located directly above the base. The adjustable atomizing inhaling device in the pediatric internal medicine department has the advantages that the structure is reasonable, the design is ingenious, the operationis simple, the problem that the atomizing inhaling device in the pediatric internal medicine department is inconvenient to adjust is solved, convenience is provided for a medical worker to use the device, and the popularization and use are easy.
Owner:杨鑫

Michelson Heterodyne Laser Vibrometer Based on Single Acousto-optic Modulation and Polarization Spectroscopy

The Michelson heterodyne laser vibrometer based on single acousto-optic modulation and polarization splitting belongs to the field of laser interferometry; the polarization beam splitter PBS is used to split the light to form the reference arm and the measurement arm, and the incident beam on the reference arm is diffracted by the acousto-optic modulator. The frequency-shifted first-order diffracted light is adjusted by the beam deflection element, so that the beam propagation direction is parallel to the incident beam; by adjusting the reference corner cube, the reflected light is located above the AOM, so that the reference light only passes through the AOM once. , adjust the measurement corner cube to make the reference light and the measurement light beams overlap when they pass through the polarization beam splitter PBS again, and interference occurs; the invention uses fewer optical elements to achieve heterodyne laser interferometry, and the adjustment of the optical path is simple, which can effectively solve the current problem. There are problems such as complex optical path adjustment in some technical solutions, and it has significant technical advantages in the field of ultra-precision vibration measurement.
Owner:HARBIN INST OF TECH

Precision machining grinding machine convenient to adjust

The invention discloses a precision machining grinding machine convenient to adjust. The precision machining grinding machine comprises a base, and a first groove is formed in the left side of the upper surface of the base. The inner bottom wall of the first groove is fixedly connected with a first motor. A stand column is placed above the first groove. A first threaded pipe is fixedly embedded inthe bottom face of the stand column. The interior of the first threaded pipe is in threaded connection with a first threaded rod matched with the first threaded pipe. The bottom of the first threadedrod is fixedly connected with the output end of the first motor. According to the precision machining grinding machine convenient to adjust, through cooperative arrangement of the first motor, the first threaded pipe, the first threaded rod, a sliding rod and a sliding ring, the stand column can move up and down, accordingly, a grinding machine body is driven to move up and down, and the problemthat a precision machining grinding machine is not convenient to adjust is solved; the effect that the height of the grinding machine body can be adjusted according to requirements is achieved; and through an arranged limiting block, the sliding ring can be prevented from disengaging from the outer surface of the sliding rod.
Owner:李理

Positive and negative pressure ventilator

The invention discloses a positive and negative pressure ventilator. The positive and negative pressure ventilator comprises a base; the top of the base is fixedly connected to a connection base; thetop of the connection base is fixedly connected to a shell; the top of an installation base is movably connected to a rotary rod through a bearing; and the bottom of the surface of the rotary rod is fixedly connected to a driven gear. Due to matched use of the base, the connection base, the shell, the rotary rod, the driven gear, a clapboard, a transmission rod, a driving gear, a turntable, the installation base, an installation groove, a fixing base, a clamping groove, a support rod, a spring, a connection plate, a clamping block, a pull rod, a ventilator body, a fixing frame, a humidifier, atransparent shell, an air inlet pipe and an air outlet pipe, the problem that the traditional positive and negative pressure ventilator is inconvenient to adjust can be effectively solved; the devicecan flexibly adjust the angle of the ventilator body in a narrow sickbed gap; the relatively convenient use effect can be achieved; simultaneously, the positive and negative pressure ventilator has adetachable function; and thus, the positive and negative pressure ventilator is conveniently overhauled by a maintenance personnel.
Owner:南京舒普医疗科技有限公司

Intelligent television convenient to adjust

The invention discloses an intelligent television convenient to adjust. The intelligent television convenient to adjust comprises a base, wherein a first vertical column is fixedly connected to the left side of the upper surface of the base; a second vertical column is fixedly connected to the right side of the upper surface of the base; a first groove is formed in the right side surface of the first vertical column; a motor is fixedly connected to the inner bottom wall of the first groove, and a thread rod is fixedly connected to the output end of the motor; a lifting plate is placed betweenthe first vertical column and the second vertical column; and a thread pipe adaptive to the thread rod is fixedly inlaid in the left side of the upper surface of the lifting plate, and is in threadedconnection with the thread rod. According to the intelligent television convenient to adjust, through a motor arranged on the inner bottom wall of the first groove and the cooperative arrangement among the thread rod, a bearing, the thread pipe, a slide rod and a slide ring, the lifting plate can be driven to move up and down, and then a television body on an adjustment plate is driven to move upand down, so that the problem that the height of the existing intelligent television cannot be conveniently adjusted is solved, and the television is capable of easily moving up and down.
Owner:东莞市群伟电子有限公司

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

Passive damper for inhibiting cutting vibration of thin-walled workpiece

The invention belongs to the technical field of cutting machining, and provides a passive damper for inhibiting cutting vibration of a thin-walled workpiece. The passive damper for inhibiting cuttingvibration of the thin-walled workpiece comprises a vacuum connecting unit, a vibration inhibiting unit and a bandwidth adjusting unit. The passive damper for inhibiting cutting vibration of the thin-walled workpiece provided by the invention is connected with the thin-walled workpiece in a vacuum adsorption manner through the vacuum connecting unit, the design of a connecting structure does not need to be conducted on different thin-wall workpieces, vacuum connection does not damage the thin-wall surfaces of the thin-wall workpieces, the vibration inhibiting unit converts and dissipates vibration energy of the thin-wall workpieces in a multi-damping coupling mode on the basis of the energy dissipation and vibration attenuation principle, so that the flutter phenomenon of the thin-wall workpieces in the milling process is inhibited; and the number of extended mass discs and extended damping discs can be adjusted through the bandwidth adjusting unit so as to adjust the vibration inhibition bandwidth, so that the adjusting range is large, and the convenience in operation is achieved.
Owner:BEIHANG UNIV +1

Fertilizing and seeding device for precision seeder

The invention discloses a fertilizing and seeding device for a precision seeder. The fertilizing and seeding device comprises a main body machine frame, a suspension connecting mechanism, fertilizingmechanisms and seeding and soil returning mechanisms, wherein the suspension connecting mechanism is mounted on the main body machine frame, and the fertilizing mechanisms and the seeding and soil returning mechanisms are connected through the suspension connecting mechanism; and the suspension connecting mechanism comprises a connecting beam fixedly connected with the at least one group of seeding and soil returning mechanisms, a cross beam fixedly connected with the at least one group of fertilizing mechanisms and at least one connecting frame used for connecting the connecting beam and thecross beam, and each group of fertilizing mechanisms and the corresponding seeding and soil returning mechanism are arranged in a staggered mode; each group of seeding and soil returning mechanism comprises a seeding assembly and a soil returning and pressing assembly which are correspondingly arranged on a frame body front and back, and the frame body is fixed to the connecting beam. The gap between the fertilizing mechanisms and the gap between the corresponding seeding and soil returning mechanisms are convenient to install and adjust, the actual use requirements are met, and accurate seeding and soil returning gaps are achieved. The fertilizing and seeding device is suitable for field crop seeding, and is used for fertilization, seeding, soil returning and pressing.
Owner:河北宗亚农业机械有限公司
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