70results about How to "Adjust the contact area" patented technology

The invention discloses an off-board charger and an active adaption and self-diagnosis method of a cooling system thereof. The off-board charger comprises a cabinet body and a charging module, a master control module, a temperature sensor and a plurality of cooling fans which are arranged in the cabinet body, wherein the charging module, the cooling fans and the temperature sensor are electricallyconnected with the master control module, the master control module is used for acquiring an output power of the charging module, an ambient temperature acquired by a first sensor and internal equipment temperature data acquired by a second sensor, comparing and analyzing the acquired data and standard reference data stored in advance and generating and sending a corresponding execution instruction to a corresponding execution unit when the acquired internal equipment temperature exceeds a reasonable range of a corresponding internal equipment temperature expected value in the standard reference data, and the execution unit is used for responding the execution instruction. By the off-board charger, the execution instruction can be rapidly made to ensure safety running of the equipment bythe master control module according to a running state of the equipment, and early warning can be performed when a fault occurs in the cooling system.

The invention discloses a technical method for rapid sterile seedling propagation of psammosilene tunicoides with axillary buds and immature stems. The method comprises the following steps: shearing psammosilene tunicoides with axillary buds and immature stems as an explant, inducing callus by utilizing the explant, differentiating sterile psammosilene tunicoides seedlings by utilizing the callus, performing optimization selection on types, concentration and matching ratios of different plant growth regulators, screening the optimal matching formula of the growth regulator and additives of psammosilene tunicoides in each period according to application of the different natural plant additives and the influence on psammosilene tunicoides induction and a seedling induction effect, thereby constructing a rapid vegetative propagation system of psammosilene tunicoides with the immature stems. According to aseptic seedlings obtained through vegetative propagation, excellent inheritable characters of maternal plants can be maintained to the greatest degree, and aseptic seedlings are provided. By virtue of the technical method, wild psammosilene tunicoides can be prevented from being subjected to extinctive excavation, the propagation coefficient of psammosilene tunicoides seedlings is greatly improved, and thus the method has important significance for protecting the threatened plant, psammosilene tunicoides, and restoring and protecting biological diversity.

The invention discloses a fish meat and bone separating device. The device comprises a rack and a driving device, a transmission mechanism, a meat separator, an extrusion device, a feeding device and a discharge device, which are all arranged on the rack. The device is characterized in that the device also comprises a fish skin peeling device; the meat separator comprises a connecting disc and a main barrel; the axis of the connecting disc is arranged in the anterior-posterior direction; the main barrel is fixedly connected on the connecting disc from the front; the main barrel is integrally shaped like a cylinder shell; meat separating holes with diameters being 1-8mm are uniformly distributed in the wall of the main barrel and run through the wall; the distance between the edges of the adjacent meat separating holes is 2-20mm; the transmission mechanism transmits power to the meat separator and the extrusion device respectively via the driving device and acquires the fish meat via mutual extrusion; and the fish skin peeling device is arranged on the right of the main barrel of the meat separator and peels the remaining fish skin and fish bones from the main barrel.

The invention discloses a massage nursing robot for pregnant women for medical care, which includes a mounting block, a support plate is fixedly connected to both sides of the mounting block, and two symmetrically arranged adjusting screws are threaded on the support plate. The upper side of the installation block is provided with an installation groove, the notch of the installation groove is fixed with a cushion, and the side of the cushion near the bottom of the installation groove is provided with a net pocket, and the circumference of the net pocket and the inner side of the installation groove The wall is fixedly connected, the installation groove is provided with an arc-shaped frame, the two ends of the two sides of the arc-shaped frame are provided with sliders, and the inner side wall of the installation groove is provided with corresponding sliders. An arc-shaped chute, a driving motor is fixed on one side of the mounting block. In the present invention, by installing the device on the bed, after the pregnant woman lies flat on the bed, the arc-shaped frame will move back and forth, so that the massage roller can continuously massage the pregnant woman's waist through the cushion, so as to relieve the pain of the pregnant woman's waist and avoid harm to the fetus. squeeze.

The embodiment of the invention relates to a stacker sky rail guide device capable of being adjusted in multiple directions. A frame is hoisted below a stacker sky rail through guide wheel assemblies;each guide wheel assembly comprises a vertical plate, a guide wheel supporting plate and two guide wheel sets; fastening bolts penetrate through slotted holes formed in the vertical plates and bolt mounting holes formed in the mounting end faces of the guide wheel assemblies at the two ends of the frame, so that the surfaces of one sides of the vertical plates are attached and fixed to the frame;each guide wheel supporting plate is vertically welded to the upper end of the vertical plate and used for fixing the two guide wheel sets to the two sides of the stacker sky rail correspondingly; each guide wheel set comprises a guide wheel, an eccentric shaft, a gasket, a nut and a shaft sleeve; the eccentric shafts penetrate through guide wheel set fixing holes, and the upper and lower ends ofthe eccentric shafts are exposed out of the guide wheel set fixing holes; and the guide wheels are installed at the top ends of the eccentric shafts, and the detachable gaskets are arranged between the guide wheels and the guide wheel supporting plates and used for adjusting the distance between the lower surfaces of the guide wheels and the upper surfaces of the guide wheel supporting plates, sothat the contact area between the guide wheels and the sky rail is adjusted.

The invention relates to the technical field of cosmetics skincare essence, and discloses micro-control quantitative bottling equipment for skincare essence. The micro-control quantitative bottling equipment comprises a housing, wherein the top of the housing is fixedly connected to a connecting plate; a liquid inlet is formed in the surface of the connecting plate; a quantifying shaft is movablyconnected to the position, on the bottom of the liquid inlet, inside the housing; a gas flow hole is formed in the surface of the quantifying shaft; the surface of the quantifying shaft is fixedly connected to a regulating rod; the bottom of the quantifying shaft is movably connected to a torsion spring; the bottom of the torsion spring is movably connected to a liquid flow tube; a bearing plate is movably connected inside the liquid flow tube; the surface of the bearing plate is movably connected to an extending rod; the bottom of the bearing plate is movably connected to a pressure applyingrod; and a joint of a gas-pressure film and the pressure applying rod is movably connected to a pushing plate. The pushing plate continuously moves downwards to extrude the gas-pressure film, so thatpressure difference between the pushing plate and the gas-pressure film is the biggest, and therefore, the effect of sucking dropped and hung essence by pressure difference is achieved according to the pressure intensity difference principle.

The invention discloses a subsurface core hole stratum resistivity measuring probe and a measuring method, the subsurface core hole stratum resistivity measuring probe comprises an emission electrode,a loop electrode and an insulating framework, the insulating framework is arranged between the emission electrode and the loop electrode, the loop electrode is an annular cylindrical surface electrode, and the emission electrode, the insulating framework and the loop electrode form the subsurface core hole stratum resistivity measuring probe in a cylinder structure. The provided resistivity measuring probe is simple in mechanical structure and is convenient to implement. A provided signal acquisition and transmission system is also feasible, the measuring method provides a set of scheme for measuring the in-situ resistivity of stratum of a subsurface digital core.

The invention discloses a squeezing component of fish and fishbone separating device. The squeezing component comprises a rack and a squeezing device arranged on the rack. The squeezing component is characterized by comprising a positioning bolt, an adjusting roller cylinder assembly, a driving roller cylinder, a middle roller cylinder assembly and a squeezing belt; the squeezing belt is annular; the adjusting roller cylinder assembly comprises a front bracket component, a back bracket component and a driven roller cylinder arranged between the front bracket component and the back bracket component; the front bracket component and the back bracket component are coaxially and rotatably arranged on the rack; an axis is a rotation axis of the adjusting roller cylinder assembly; and an axis of the driven roller cylinder is arranged along a front and back direction, and is eccentrically arranged relative to the rotation axis of the adjusting roller cylinder assembly. When the positioning bolt is located in a rotating state, the front bracket component is still in a fixed state that the entire adjusting roller cylinder assembly cannot be rotated; and when the positioning bolt is at a released state, the front bracket component and the back bracket component can rotate relative to a fixed component, so that a position of the driven roller cylinder relative to the fixed component can be adjusted.

The invention discloses a integrated testing system which comprises a power generator, a load cable, a salty water tank group, a power parameter measuring instrument, a monitoring computer and a programmable controller. Wherein the power parameter measuring instrument is installed on the ship power station, and its signal output port is connected with the input port of the monitoring computer; the salty water tank includes a pole plate, a working water tank, a water storing tank and a water pipe, wherein the pole plated is installed in the working water tank, and the water storing tank is connected with the working water tank via the water pipe; the water storing tank is equipped with a water inlet hole, an air inlet hole and an air outlet hole, wherein the water inlet hole is equipped with a water supplying electromagnetic valve, the air inlet hole is equipped with a air supplying electromagnetic valve, the air outlet hole is equipped with air outgoing electromagnetic valve.

The invention discloses a press machine device for testing the strength of a tempered film. The press machine device comprises a machine body, the upper side of a measuring instrument base is fixedlyprovided with a pressure tester used for testing the borne pressure, a second belt drives a second rotating shaft, a second helical gear, a first helical gear and an adjusting shaft to rotate, and a gear rack is used for controlling the contact position of a press machine and a tempered film with the required strength to be detected with convenience and rapidness and accuracy, a belt pulley and ahelical gear drive to drive a threaded screw to rotate to adjust the contact area of a pressing ring and the tempered film to be detected and more accurately adjust the stress area, so that a result is more accurate, the test data is more comprehensive and authoritative, the whole process does not need manual operation, the personal safety in the test process is guaranteed, data mechanization is achieved, and more time and cost are saved compared with manual test.

The invention discloses an adjustable roller assembly. The roller assembly is characterized by comprising a driven roller, a front support member and a back support member. The driven roller is fixedly arranged between the front support member and the back support member. The rotation axis of the front support member and the rotation axis of the back support member are the same and both horizontally arranged along the forward-backward direction, and the rotation axis is the rotation axis of the adjustable roller assembly. The axis of the driven roller is arranged along the forward-backward direction, and arranged eccentrically relative to the rotation axis of the adjustable roller assembly. The front support member is equipped with an arc adjustment slot with the rotation axis as a rotation center. a positioning bolt goes through the arc adjustment slot from the forward-backward direction and screwed on a corresponding part of a fish meat and fishbone separation device. When the positioning bolt is screwed, the front support member and even the whole adjustable roller assembly cannot be rotated and are in a fixed state. When the positioning bolt is loosened, the front support member and the back support member can be rotated relative to a rack, and therefore the position of the driven roller relative to the rack is adjusted.

The invention discloses a pinching machine, comprising a frame, a lower working surface fixed on the frame by a lower fixing bracket, a rocker pivotally connected to the frame, and a top end of the rocker connected to the frame by a fixing plate There is a lower heating cavity connected between the lower fixing bracket and the lower working surface, and an upper heating cavity connected between the fixed plate and the upper working surface. The ironing machine also includes at least one set of elastic parts and at least one set of adjusting screws. , and at least one set of fixing bolts; the bottom end of the elastic member is connected to the upper surface of the fixing plate, the fixing bolt runs through the elastic member and the fixing plate, and its bottom end is connected to the upper heating chamber; the adjusting screw is arranged between the two fixing bolts , and screwed to the fixed plate, the adjusting screw penetrates through the fixed plate, and its bottom end abuts against the upper heating cavity. The ironing machine has a simple structure and low cost, can effectively adjust the contact area between the upper and lower working surfaces, and improves the effect and efficiency of fabric ironing.

The invention discloses a flexible substrate real-time cooling device for a reel-to-reel magnetron sputtering coating system. The flexible substrate real-time cooling device for a reel-to-reel magnetron sputtering coating system mainly comprises a cooling plate making contact with a flexible substrate. The cooling plate makes direct contact with the flexible substrate and is closely attached to the flexible substrate. A cooling water tank is formed in the back side of the cooling plate. A back plate used for sealing the cooling water tank into the back side of the cooling plate is arranged onthe back side of the cooling plate with a sealing ring. A closed cooling water flow channel formed by the cooling water tank is formed between the cooling plate and the back plate. An external connection water pipe is connected in and communicates with the cooling water flow channel. The external connection water pipe is connected with the interior of a threaded water hole formed in the back platethrough a threaded pipe in a screwing manner. A sealing ring groove is formed between the back plate and the cooling plate, wherein the sealing ring can be inlaid into the sealing ring groove to achieve sealing. A plurality of threaded through holes are formed in the back plate. Threaded countersinks are correspondingly formed in the plate face on the inner side of the cooling plate. The back plate is fixed to the back side of the cooling plate with screws from the lower part. The flexible substrate real-time cooling device for a reel-to-reel magnetron sputtering coating system has the characteristics of being reasonable in structure, convenient to use, good in cooling effect and the like.

The invention relates to a polishing device and method, in particular to a rapid chip polishing device and method, and belongs to the technical field of semiconductor polishing. According to the technical scheme, the rapid chip polishing device comprises big polishing disks distributed symmetrically, at least one swimming star wheel used for fixing a chip is arranged between the big polishing disks, and polishing pads are arranged between the big polishing disks and the swimming star wheels; and at least one swimming star wheel between the big polishing disks is internally provided with a heat generating membrane used for making contact with the corresponding polishing pad and generating heat when the chip is polished. The rapid chip polishing deviceis compact in structure, compatible with the prior art, convenient to use and operate, capable of accurately controlling the polishing temperature and increasing the polishing speed, wide in application range, safe and reliable.

The invention discloses an easy-to-clean screen window capable of dispelling mosquitoes. The screen window comprises a screen window body, two movable clamping strips are symmetrically and rotationally connected with the front side of the screen window body through hinges, and rotating clamping blocks are rotationally connected to the portions, corresponding to the two ends of the two movable clamping strips, on the front side of the screen window body; the rotating clamping blocks are clamped to the movable clamping strips, the inner side of the screen window body is slidably connected with afirst connecting cross rod and a second connecting cross rod through the two movable clamping strips, and a fixed screen is bonded between the first connecting cross rod and the second connecting cross rod through an adhesive. According to the screen window, the two movable clamping strips and the two movable clamping strips are arranged so that the first connecting cross rod and the second connecting cross rod can be conveniently detached from the screen window body, the fixed screen can be cleaned periodically, dust accumulated on the surface of the fixed screen can be removed in time, thelighting effect can be improved, the ventilation efficiency can be improved, and the body health of people can be protected.

The invention discloses a mattress system based on optimal transmission. The mattress system comprises a human body posture monitoring module, a mattress support matrix, a signal acquisition module, astorage and control module and the like. On the basis of human body three-dimensional modeling, a three-dimensional human body model is flattened to a two-dimensional plane model through conformal parameterization, and then mapping from conformal to curvature and area preserving is achieved through optimal transmission. Each part can be better recognized by deep learning through area-preserving mapping, finally, the marked two-dimensional texture is reversely mapped to the three-dimensional model; the marked three-dimensional model is combined with corresponding mattress supporting points ofa mattress supporting matrix, the pressure of each part can be adjusted, and the system is suitable for sleepers of various body types. When the posture of a sleeper is changed, the mattress control system can monitor the position and sleeping posture of the human body in real time and automatically follow the human body to correspondingly adjust the supporting degree of all parts of the mattresssupporting matrix, the optimal comfort degree is maintained, and the technical effect that the bed moves along with people is achieved.

The invention discloses a convenient joint for four-probe method resistance measurement. In the resistance measurement process, a to-be-tested piece is fixed to a testing platform, and then measurement is performed through a measuring device. The joint comprises a support and a contact, the support is connected with a testing platform, the contact is connected with the test piece, and the supportenables the contact to be compressed on the test piece. The joint is simple in structure, accurate in measurement, capable of being flexibly designed as needed, applicable to different testing objectsand capable of being used for measuring the resistance of special-shaped test pieces and small test pieces; when the joint is connected with the test pieces, no welding is needed, and the high electrical connection stability is still achieved.

The invention relates to a detection device capable of moving in a pipeline in an offshore drilling platform pipeline. The detection device comprises a main body, an ejector rod and a rotating frame,wherein the top of the main body is connected with a cleaning motor, the top of the cleaning motor is connected with a rotating disc, the main body and the cleaning motor are connected through screws,the cleaning motor is connected with the rotating disc through screws, the ejector rod is arranged at the top of the rotating disc, the rotating disc is movably connected with the ejector rod, the rotating frame is arranged on the outer side of the rotating disc, the rotating frame is movably connected with the rotating disc, a material guide pipe is fixed on the inner side of the main body, a cleaning fan is arranged on the inner side of the material guide pipe, and the cleaning fan and the material guide pipe are connected through screws. The detection device has the beneficial effects thatthe detection device capable of moving inside the pipeline is arranged on the pipeline of the offshore drilling platform, a cleaning brush is arranged, the inner wall of the pipeline can be cleaned,therefore the inner diameter of the pipeline can be prevented from being reduced due to long-time use of the pipeline, so that the situation that the flow in the pipeline is reduced is avoided.

The invention relates to the technical field of energy collection, and discloses an energy collection device utilizing ocean energy. A floating ball is arranged in the middle of the inner part of a fixed seat, the lower end of the floating ball is connected with a connecting seat, and the top end of the floating ball is connected with a connecting rope; a first power generation mechanism and a second power generation mechanism are arranged on the upper surface of the fixed base from left to right correspondingly, a storage battery is arranged on the side, close to the second power generation mechanism, of the upper surface of the fixed base, and a lightning protection assembly is installed on the upper surface of the fixed base and is located above the first power generation mechanism andthe second power generation mechanism; an insulating plate and a lightning rod are arranged above a protective plate, so that the influence of severe weather on a first generator and a second generator can be prevented, and the mounting and dismounting are relatively simple; and the first generator and the second generator are arranged, and a first rotating disc and a second rotating disc are synchronously connected through a connecting rope, so that the first generator and the second generator can be used for collecting energy at the same time.

The invention discloses an automated electrolytic tank, which comprises a base plate. An electric push rod is fixedly connected to the upper surface of the base plate. A first stripper plate is fixedly connected to the top of the electric push rod. The upper surface of the first stripper plate is in lap joint with the lower surface of the outer wall of the electrolytic tank body. A second stripperplate is in lap joint with the left side surface of the outer wall of the electrolytic tank body. according to the automated electrolytic tank, by arranging a motor, an output shaft of the motor rotates to drive a second gear to rotate; the second gear rotates on the surface of a first gear to drive a movable plate to rotate around a first rotating shaft; a third gear rotates to drive a second rotating shaft to rotate; the second rotating shaft drives an anode bar to rotate through a connecting block, and the anode bar also can rotate inside the electrolytic tank body while rotating itself soas to directly regulate the distance between the anode bar anode bar and a cathode bar. Then, efficiency of an electrolytic reaction inside the electrolytic tank body is raised. The automated electrolytic tank brings convenience for people to use the electrolytic tank to carry out an electrolytic reaction.

The invention discloses a detachable wire clamp for live-line lead connection operation, and the clamp comprises a bottom plate and a vertical column vertically arranged at the top end of the bottom plate; an arc-shaped plate is arranged at the top end of the vertical column, an arc-shaped groove is formed in the bottom end of the arc-shaped plate, a hole is formed in one side of the arc-shaped plate, a clamping mechanism matched with the hole is arranged in the hole, and the vertical column is of a cavity structure; a vertically-arranged lead screw is arranged in the stand column, the lead screw is sleeved with a sliding block matched with the lead screw, and a transverse plate extending out of the stand column and located below the arc-shaped groove is arranged on one side of the slidingblock. The beneficial effects are that the contact area between the wire clamp and the main wire is changed, and the current carrying capacity of the wire clamp is further adjusted, so the wire clampwith the structure can meet the requirement of stable live-line lap joint of drainage wires for the main wires of different specifications and models; as the contact area between the wire clamp and the main wires is adjustable, by increasing the contact area between the wire clamp and the main wire, so the connection performance of the wire clamp and the main wire is better, and the smooth conduction of the hot-line work process is ensured.

The invention relates to the technical field of mining equipment, and discloses a crawler loader for mining. The crawler loader comprises a caterpillar chain and a control cabin, wherein a bearing plate is welded with the middle of the top of the caterpillar chain; the control cabin is welded with the middle of the top of the bearing plate; a first bearing seat and a second bearing seat are respectively welded with the two sides of the top of the bearing plate; a conveying hopper is clamped between the middles of the front surfaces of the first bearing seat and the second bearing seat; a driving device is welded with the inner side of the middle of the top of the second bearing seat; an operating device is connected with the middle of the bottom of the driving device in a penetrating manner; a driving mechanical arm is articulated with the top of the operating device. The crawler loader can ensure that the operating device performs adjustment operation on the driving device and the driving mechanical arm according to different slope angles through the matching of the second bearing seat, the driving device, the operating device and the driving mechanical arm when a user shifts theequipment to the slope of a mine, and further improves the bearing force and the stabilizing force of the driving mechanical arm.

The invention discloses a partition plate mechanism for making similar simulation experimental faults. The partition plate is a split-type fault fracture zone partition plate, the split-type fault fracture zone partition plate is located in a similar simulation space and divides the similar simulation space into a lower disk-like similar simulation space and an upper disk-like similar simulation space; the split-type fault fracture zone partition plate is composed of several partition plates units that are spliced together, each partition plate unit comprises a first partition plate, a secondpartition plate, an engaging member and a supporting member, the supporting member is located between the first partition plate and the second partition plate and keeps the distance between the firstpartition plate and the second partition plate unchanged, and two opposite side edges of the engaging member are respectively located in engaging grooves in two adjacent partition plate units; and theplate surfaces of the first partition plate and the second partition plate have the same size and the same shape. According to the partition plate mechanism disclosed by the invention, the partitionplates units can be removed one by one from bottom to top according to actual conditions, a similar material of the fault fracture zone is filled in time to avoid the situation that a paved simulationlayer deforms or collapses after the entire plate is removed.

The invention discloses a squeezing component of fish and fishbone separating device. The squeezing component comprises a rack and a squeezing device arranged on the rack. The squeezing component is characterized by comprising a positioning bolt, an adjusting roller cylinder assembly, a driving roller cylinder, a middle roller cylinder assembly and a squeezing belt; the squeezing belt is annular; the adjusting roller cylinder assembly comprises a front bracket component, a back bracket component and a driven roller cylinder arranged between the front bracket component and the back bracket component; the front bracket component and the back bracket component are coaxially and rotatably arranged on the rack; an axis is a rotation axis of the adjusting roller cylinder assembly; and an axis of the driven roller cylinder is arranged along a front and back direction, and is eccentrically arranged relative to the rotation axis of the adjusting roller cylinder assembly. When the positioning bolt is located in a rotating state, the front bracket component is still in a fixed state that the entire adjusting roller cylinder assembly cannot be rotated; and when the positioning bolt is at a released state, the front bracket component and the back bracket component can rotate relative to a fixed component, so that a position of the driven roller cylinder relative to the fixed component can be adjusted.

The invention relates to a high-speed punch damping adjustable vibration isolator. The high-speedpunch damping adjustable vibration isolator comprises an upper base plate and a lower base plate. A plurality of springs are arranged between the upper base plate and the lower base plate, a damping cylinder with a built-in damping fluid is arranged on the middle part of the lower base plate, a dampingplug with a lower end immerged in the damping fluid is arranged on the lower side of the upper base plate, the middle part of the upper base plate is vertically connected with a damping adjustment block through a thread,and the lower end of the damping adjustment block is immerged in the damping fluid and can move up and down by rotation. Through the screw characteristics of a damping block and ascrew structure with adjustable up and down displacement, different damping vibration isolation effects are obtained by adjusting according to the different damping forces required by a high-speed punch and the vibration isolation effects to be achieved.

The invention discloses a confined aquifer fluid-solid coupling analog simulation experiment device. The device comprises a base, a left vertical frame, a right vertical frame, a cross beam and splittype side protection plates, the left vertical frame and the right vertical frame are installed on the left side and the right side of the base respectively, the two ends of the cross beam are installed at the upper end of the left vertical frame and the upper end of the right vertical frame respectively, the two ends of the split type side protection plates are detachably connected with the leftvertical frame and the right vertical frame respectively, and the front split type side protection plate, the rear split type side protection plate, the left vertical frame, the right vertical frame and the base define an analog simulation space. The device can be used for similar simulation test research of confined aquifers in mining and is high in matching degree with the actual situation.

The invention discloses an LED (light emitting diode) panel fixing rack with a fan-shaped pressing sheet. The LED panel fixing rack comprises a fixing frame and a hold-down device, wherein fixing claws which are fixed with a wall are arranged on the periphery of the outer wall of the fixing rack; the hold-down device comprises the pressing sheet and a base; through holes are formed in the base and the pressing sheet; a bolt penetrates in the through holes; the base is fixed at junctions of adjacent edges of the fixing frame and is fixed on the fixing frame; the pressing sheet and the base are combined together in a pressing manner through the bolt; the pressing sheet is fan-shaped; and a rubber layer is arranged between the upper end surface of the base and the lower end surface of the pressing sheet. According to the technical scheme, the pressing sheet is fan-shaped, so that the contact area of the pressing sheet and an LED panel is adjusted conveniently, and several irregular LED panels can be fixed.

The invention relates to the technical field of automobile seats, and discloses a seat and a seat control method. The seat includes a magnetic suspension seat body, a magnetic force controller and a central processing unit, and a magnetic force generator is arranged on the magnetic suspension seat body. The body of the magnetic suspension seat is provided with a plurality of pressure sensors, the pressure sensors are electrically connected to the central processing unit, the central processing unit is electrically connected to the magnetic force controller, and the magnetic force controller is electrically connected to the magnetic force generator. The seat collects the pressure on various positions on the magnetic suspension seat body through multiple pressure sensors, and outputs multiple pressures to the central processing unit, so that the central processing unit controls the magnetic force generator to generate a magnetic field through the magnetic force controller, so that Each position on the magnetic suspension seat body can change its shape under the action of the magnetic field to adjust the contact area between the user and the magnetic suspension seat body, thereby improving the user's body pressure distribution and further improving the user's riding comfort .

The invention discloses support equipment for tree planting. The support equipment comprises a base, wherein four groups of uniformly distributed support rods are rotationally connected to the base; the ends, away from the base, of the four groups of support rods are rotationally connected with first support plates; the four groups of first support plates are arc-shaped plates in the same shape; grooves are formed in the sides, away from the support rods, of the four groups of first support plates; second support plates are arranged in the four groups of grooves; two groups of limiting slidersare arranged at bottom ends of the four groups of second support plates; limiting sliding grooves matched with the limiting sliders are formed in the first support plates; and adjusting rods are rotationally connected with top ends of the sides, close to the first support plates, of the four groups of second support plates, and lantern rings are movably connected to the ends, away from the secondsupport plates, of the four groups of adjusting rods. The support equipment is simple in structure and reasonable in design, can adjust contact areas of the support plates and trees according to thickness of supported trees, can effectively prevent the trees from being broken and guarantees safe growth of the trees.

The invention discloses a flexible roller contact type thin strip combined cooling method, and belongs to the technical field of deep processing of steel and iron materials. According to the method, for a thin strip with the thickness of 0.005-0.05 mm, 3-12 sections of flexible roller cooling devices are used for cooling the thin strip till the final temperature ranges from 25 DEG C to 35 DEG C, cooling media in the 3-12 sections of flexible roller cooling devices are m sections of hot water, n sections of cold water and l sections of liquid nitrogen in sequence, a, b and c are natural numbers, and a + b + c is equal to 3-12. The composite sectional type sectional cooling can be used for the cooling stage of the heat treatment process of thin metal strips such as stainless steel and ultra-thin strips, the application range is wide, the cooling speed and the final cooling temperature can be controlled by controlling the concentration of the cooling medium and the spraying cooling gas of each section of cooling device, so that the surface of the cooled strip steel becomes clean, and the service life of the strip steel is prolonged. And meanwhile, a high-performance thin-specification strip product can be obtained.