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

Embodiments of the invention disclose a dynamic route configuration method, a device and a system thereof and relates to the computer field. A problem of a large workload and inconvenient adjustment resulting from manually configuring a route using a distributed gateway is solved. The specific scheme comprises the following steps that an SDN controller receives a route learning message transmitted by a dynamic route agent; a SDN controller updates at least one first route table entry according to external route information; the SDN controller converts a second route table entry to a first flow table entry when receiving a data packet which is from a virtual machine and is transmitted by a virtual switch of the virtual machine; and the SDN controller transmits the first flow table entry to the virtual switch of the virtual machine so as to indicate the virtual switch of the virtual machine to forward a data packet from the virtual machine according to the first flow table entry and via a distributed gateway deployed on the virtual switch of the virtual machine.

The present invention is shot and sand blasting system and method for cleaning residual carbon electrode from electrolyzing aluminum. The cleaning system includes one shot and sand blasting chamber as sealed space for shot and sand blasting operation for processing the surface of residual carbon electrode from electrolyzing aluminum to eliminate impurity and recover carbon; one piece of shot and sand blasting equipment including one automatic continuous shot and sand blasting device and one automatic shot and sand blasting mechanism with spraying guns; and one shot and sand recovering device. The present invention is favorable to recovering carbon for reuse.

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.

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.

The invention discloses a lamp adjustment method and a lamp adjustment device. The lamp adjustment method comprises obtaining a first preset corresponding relationship between total light flux of a lamp and a drive parameter, wherein the total light flux is a sum of light fluxes of at least three light channels; obtaining a second preset relationship between a target color of the lamp and a drive parameter, wherein the drive parameter is used to adjust the lamp so that the lamp has the target color; obtaining the maximum light flux of each light channel in the lamp; obtaining a scope of the drive parameter; obtaining a value of the drive parameter enabling the total light flux to achieve a preset condition according to the first preset corresponding relationship, a second preset corresponding relationship, the maximum light flux of each light channel and the drive parameter; and adjusting the lamp by utilizing the drive parameter. Through the lamp adjustment method and the lamp adjustment device, the problem that adjustment on the parameter of the lamp is inconvenient in the prior art is solved, and then the effect that the adjustment on the parameter of the lamp is convenient is achieved.

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.

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.

The invention provides a laser welding head adjusting device for T-shaped joint wire filling laser welding. The laser welding head adjusting device for the T-shaped joint wire filling laser welding comprises a connecting plate of a T-shaped joint, a mounting bracket, a laser welding head, a wire feeding head, a laser welding head sliding bar mechanism and a wire feeding head sliding bar mechanism, wherein the mounting bracket is hinged to the connecting plate; the laser welding head and the wire feeding head are installed on the mounting bracket; the laser welding head sliding bar mechanism is connected between the laser welding head and the mounting bracket; the wire feeding head sliding bar mechanism is connected between the wire feeding head and the mounting bracket. According to the laser welding head adjusting device, the problem of inconvenience in adjustment of a laser welding focal position and a wire feeding position of a T-shaped joint wire filling laser welding device is solved.

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.

The invention discloses a mounting trolley for a turbofan aircraft engine, and relates to the field of engine mounting equipment, in particular to an improvement of an engine mounting trolley. According to the mounting trolley for the turbofan aircraft engine, the structure is ingenious, the stability is good, the potential safety hazard is small, the action efficiency is high, and adjustment is convenient. A chassis assembly comprises a frame and a plurality of mecanum wheels connected to the frame, a lifting assembly is connected to the frame, a turnover assembly is connected to the liftingassembly, a working platform is connected to the turnover assembly, the lifting assembly comprises a lifting platform, at least one outer scissor arm, at least one inner scissor arm, at least one linear drive device and at least one safety lock, the lifting platform is horizontally arranged above the frame, and an upper guide rail is fixedly connected to the bottom surface of the lifting platform.The mounting trolley has the advantages that the operation is simple and convenient, the action efficiency is high, the potential safety hazard is small, the adjustment is convenient and the adjustment precision is high as a whole.

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.

The invention relates to the field of machining equipment, in particular to a workbench for hinge machining. The workbench comprises a workbench body, supporting plates, a rotating table, a third telescopic mechanism and stamping dies, wherein the bottom of the workbench is fixedly connected with the supporting plates; the upper surface of the workbench is fixedly connected with a fixing frame; the top of the fixing frame is fixedly connected with the third telescopic mechanism; the lower end of the third telescopic mechanism is fixedly connected with a lifting frame; a bidirectional screw rodis mounted in the lifting frame; fixing blocks are mounted in the lifting frame; the bidirectional screw rod is sleeved with slide blocks; the stamping dies are mounted on the lower surfaces of the fixing blocks and the slide blocks correspondingly; the rotating table is mounted on the upper surface of the workbench; a clamping mechanism is mounted on the rotating table; and a moving mechanism ismounted below the workbench. The clamping mechanism is used for pressing a hinge, so that the hinge can keep stable; high clamping speed is achieved; and operation is easy and very convenient. The distance between the stamping dies can be adjusted by arranging the bidirectional lead screw, so that the machining efficiency is greatly improved.

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.

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.

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.

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.

The invention provides a dust removal and grinding device for stone slab processing in construction engineering, which includes a U-shaped base of the grinding device, U-shaped support legs are arranged on the surface of the guide rail through rollers, a slider is movably interspersed on the surface of the middle part of the horizontal shaft rod, and the grinding machine passes through the screw rod. The base is connected with the screw of the screw motor, and the upper ends of the inner wall surfaces of the U-shaped base of the grinding device are fixedly installed with dust collection boxes. Both sides of the inner bottom surface of the type base are longitudinally provided with sewage tanks. The present invention can move the slate very conveniently through the rollers. When the slate is moved to a suitable position, the staff can easily control the front, rear, left, and right movements of the grinder by holding the handle with their hands, which improves the grinding efficiency and prevents The dust can enter the air duct through the dust suction port of the dust washing box, reducing the emission of dust.

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.

The invention discloses a corrugated carton production sewage treatment device which comprises a bed plate. Upright columns are fixedly connected at two sides of the bottom of the bed plate; a filterbox is fixedly connected to the left side of the top of the bed plate, a water inlet is formed at the top of the filter box, and a water inlet pipe is communicated with an inner cavity of the water inlet. With cooperation of the filter box, a chemical inlet, a motor, a stirring shaft, a case, a controller, a vertical bar, a stirring rod, a fixed block, stirring vanes, a cross bar, a water pipe, the bed plate, filter cloth, a filter screen, a fine sand layer, a quartz sand layer, filter cotton, a semi-transparent film layer and an activated carbon layer, the corrugated carton production sewagetreatment device has excellent treatment effect, solves the problem of poor treatment effect of conventional corrugated carton production sewage treatment devices, realizes recycling or safety emission of sewage after treatment, brings convenience to workers, improves operation efficiency of workers, and accordingly has high practicability.

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.

The invention relates to a sweeper. The sweeper comprises a frame, a suction nozzle and a telescopic cylinder, wherein the telescopic cylinder comprises a cylinder body and a telescopic rod. One of the cylinder body and the telescopic rod is fixedly connected with one of the frame and the suction nozzle, the other of the cylinder body and the telescopic rod is connected with the other of the frameand the suction nozzle, the suction nozzle is provided with a distance detector which is used for detecting the height away from the ground of the suction nozzle to control the action of the telescopic cylinder according to the height away from the ground and drive the suction nozzle to float up and down. When the sweeper works, the telescopic cylinder is controlled to stretch according to the signal of the distance detector to drive the suction nozzle to float up and down, therefore, the height of the suction nozzle away from the ground is automatically adjusted, and solves the inconvenientproblem of adjusting the height of the suction nozzle in the prior art.

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.

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.

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.

The invention discloses an adjusting mechanism for a plate roller of a flexo printing machine. The adjusting mechanism comprises a plate roller shaft core, an adjusting mechanism body and a lifting mechanism; the outer wall of the plate roller shaft core is sequentially sleeved with a plate roller shaft sleeve and a roller; one end of the plate roller shaft core is connected with an output shaft of a plate roller motor through a first coupling; the adjusting mechanism body comprises a plate roller seat, a bearing block, a threaded sleeve, a first worm gear, a first worm and a plate pulling motor; and the lifting mechanism comprises a guiding rail seat, a linear guiding rail, a connecting seat, a ball screw nut, a ball screw, a second worm gear, a second worm, a connecting shaft and a lifting motor. By the aid of the adjusting mechanism, the problem of inconvenience in adjustment of existing plate rollers is solved.

The invention discloses an adjustable medical affected area flushing device, which comprises a device casing, a storage assembly and a flushing assembly are sequentially arranged inside the device casing from top to bottom, and the storage assembly is fixed to the flushing assembly through a pipeline. Connection, the outside of the device casing is provided with a support assembly, the side of the support assembly close to the device casing is provided with an adjustment connection assembly, and the support assembly is fixedly connected to the device casing through the adjustment connection assembly. The invention solves the problem that the survival of transplanted trees is affected by weak support, and can be widely used in tree transplanting management. It solves the problem that the traditional flushing device is not easy to adjust; it can be widely used for flushing the affected area.

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.

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.

The present invention provides a multifunctional adjustable searchlight for medical examination, which includes an adjustable fixed rod device, a lighting device and an ultraviolet disinfection tube device, and the ultraviolet disinfection tube device is installed on the adjustable fixed rod device through the lighting device. Left upper part; the adjustable fixed rod device includes a first-level connecting rod, a first-level locking bolt, a second-level connecting rod, a second-level locking bolt, a third-level connecting rod, a U-shaped fixing frame, a threaded groove and a third-level lock Tightening bolts, the first-level connecting rod is installed on the left side of the second-level connecting rod through the first-level locking bolt. The setting of the adjustable fixed rod device of the present invention is beneficial to solve the problem of inconvenient adjustment of the existing searchlight for medical inspection; the setting of the ultraviolet disinfection tube device is beneficial to solve the single function of the existing searchlight for medical inspection; The setting is beneficial to solve the difficult adjustment of the irradiation angle of the searchlight for the existing medical examination.