195results about How to "Avoid violent shaking" patented technology

The invention discloses an anti-shake hydraulic circuit which comprises an oil cylinder, a reversing valve, an oil pump and an oil tank. The oil inlet of the reversing valve is connected with the oil pump. The oil outlet of the reversing valve is connected with the oil tank. The first working oil port of the reversing valve is connected with a rodless cavity of the oil cylinder, the second working oil port of the reversing valve is connected with the rod cavity of the oil cylinder, and stretching reversing control of the oil cylinder can be achieved. The anti-shake hydraulic circuit further comprises a balance valve and a reducing valve. The balance valve is disposed on the first connecting pipeline. The control port of the balance valve is connected with a second connecting pipeline through the reducing valve. The invention further discloses a cantilever crane anti-shake hydraulic circuit, engineering machinery and an engineering vehicle. By the arrangement, the opening of the balance valve can be matched with the working flow under any working conditions, and fierce shaking of the cantilever crane during operation, especially when the cantilever crane affected by gravity or during descending of the cantilever crane, can be avoided.

The invention discloses a shock absorption mechanism of an intelligent logistics carrying trolley and an achieving method. The shock absorption mechanism comprises a trolley body base, two arc-shapedgrooves are formed in the bottom face of the trolley body base, wheel assemblies are arranged in the arc-shaped grooves, the trolley body base and the wheel assemblies are connected through first multilevel adjustment shock absorption structures, a carrying table is arranged over the trolley body base, guide rods are arranged at the four corners of the top face of the trolley body base, guide holes matched with the guide rods are formed in the four corners of the bottom face of the carrying table, the guide rods are sleeved with first main springs, and second multilevel adjustment shock absorption structures are arranged between the carrying table and the trolley body base. The shock absorption buffering capacity of the shock absorption mechanism can be adjusted according to the differences of goods weight and the differences of traveling road surfaces, the shock absorption effect of the shock absorption mechanism is better, meanwhile, the carrying table can be prevented from fiercelyshaking in the shock absorption process, goods are prevented from being damaged, in addition, the shock absorption mechanism is more convenient to detach and replace, and equipment maintenance is facilitated.

The invention discloses a stable control device of an unmanned aerial vehicle frame. The stable control device comprises a fixed mounting plate and supporting legs, wherein bolt holes are formed in four corners of the upper end face of the fixed mounting plate; the supporting legs are fixedly at four corners of the lower end face of the fixed mounting plate through locking bolts; each supporting leg adopts an arc-shaped structure; supporting feet are arranged at the bottom of the supporting legs; a plurality of groups of compression springs are arranged between the supporting legs and the supporting feet; the supporting legs are in supporting connection through transverse beams; wear-resisting plates are arranged at the bottoms of the supporting feet. The stable control device disclosed bythe invention is reasonable in structure design, and a fuselage of an unmanned aerial vehicle can be effectively stabilized; violent shaking is prevented in a descending process; meanwhile, the stable control device has a good buffering effect and impact caused by the fact that the fuselage of the unmanned aerial vehicle descends is effectively reduced.

The invention discloses an underwater emergency rescue protection life support device and a using method. The device comprises a body, wherein the body is provided with a driving mechanism and a partition plate, grid holes are formed in the partition plate, a reinforcing frame is fixedly connected to the bottom of the partition plate, the driving mechanism is fixedly connected to the bottom of thereinforcing frame and used for driving the partition plate to move underwater, a limiting assembly is arranged at the top of the partition plate, and a head protection assembly is arranged at one endof the top of the partition plate. The method comprises the steps of a, making preparations before use; b, moving underwater; c, selecting a mode; d, placing a wounded person; and e, going to a treatment point. By arranging the life support device, the rescue time is shortened, the survival probability of injured people is increased, and the life safety of underwater operators is ensured.

The invention discloses a beverage vending machine capable of automatically opening and recycling a bottle. The beverage vending machine comprises a vending machine, wherein a display cavity with a forward opening is arranged in the vending machine; glass is fixedly arranged at the opening of the display cavity; four inclined surface supporting plates are fixedly arranged on the inner wall of thedisplay cavity in a vertical array mode; the beverages of the same kind are placed on each layer of the inclined surface supporting plate; an operation panel is arranged in the front end surface of the vending machine on the right side of the display cavity; a cash register for collecting money and withdrawing money is arranged on the lower side of the operation panel; and a recycling opening of abeverage bottle is arranged in the lower side of the cash register. According to the beverage vending machine, transportation is carried out in a stable taking mode, the beverage is prevented from shaking violently, a large amount of gas generated by the carbonate beverage is prevented; the beverage can be automatically opened, and manual opening of a consumer is avoided in order to be more convenient; and meanwhile, the beverage bottle and a bottle cap can be recycled through the device, and the recycling consciousness of people is enhanced by returning the recycling fee of the beverage bottle, so that the device is more environmental-friendly.

The invention discloses a gas-liquid vibration damping device. The gas-liquid vibration damping device comprises an inner oil storage cylinder, an outer oil storage cylinder, a piston rod and an oil hydraulic piston. An inner cavity of the inner oil storage cylinder is divided into an upper pressure cavity and a lower pressure cavity through the oil hydraulic piston. A partition plate of a lower cylinder opening of the inner oil storage cylinder is provided with a compensating valve and a circulating valve, wherein the compensating valve guides hydraulic oil between the inner oil storage cylinder and the outer oil storage cylinder into the lower pressure cavity, and the circulating valve guides hydraulic oil in the lower pressure cavity into the position between the inner oil storage cylinder and the outer oil storage cylinder. The oil hydraulic piston is connected to the position, in the inner oil storage cylinder, of the lower end of the piston rod. The oil hydraulic piston is provided with a compression valve and an extension valve, wherein the compression valve guides the hydraulic oil in the lower pressure cavity into the upper pressure cavity, and the extension valve guides hydraulic oil in the upper pressure cavity into the lower pressure cavity. The lower pressure cavity is internally provided with an upper air pressure piston and a lower air pressure piston and is divided into an upper oil cavity, a middle floating air pressure chamber and a lower oil cavity. According to the gas-liquid vibration damping device, the floating air pressure chamber is arranged additionally on the basis of a traditional double-barrel-type hydraulic damper, and impact exerted on the oil hydraulic piston can be effectively relieved.

The invention provides a cutter disk anti-dithering device and a mower. The cutter disk anti-dithering device comprises a height adjustment rotary knob, a mowing motor frame and a mowing motor. The inner side of the height adjusting rotary knob is provided with a first rotating gear line, and the outer side of the mowing motor frame is provided with a second rotating gear line; the first rotatinggear line and the second rotating gear line are meshed with each other. The mowing motor is fixed in the mowing motor frame, and the inner side of the height adjusting rotary knob is also provided with an arc-shaped spring sheet; the first end of the arc-shaped spring sheet is fixed on the height adjusting rotary knob, and an arc-shaped protruding face of the arc-shaped spring sheet makes contactwith the first rotating gear line. The mower includes a mower housing, walking rear wheels, universal walking front wheels, a power-supply power source, a main controller, the cutter disk anti-dithering device and the like. The cutter disk anti-dithering device can be applied to intelligent walking devices and equipment to realize the anti-dithering function of a cutter disk, prevents acute dithering of a cutter disk height adjusting assembly, a mowing motor assembly and a cutter disk assembly, and can reduce the noise of operation of the mower.

The invention discloses a TCP congestion control algorithm based on adaptive parameters. The method comprises the following steps of: during network data transmission, as the number of congestion windows increases, enabling a network to enter a congestion avoidance phase from a slow start phase; if retransmission timeout occurs in the congestion avoidance phase, determining that the network generates congestion and beginning to execute the TCP congestion control algorithm based on adaptive parameters, and dynamically controlling the sizes of the congestion windows and a slow start threshold value by setting the adaptive parameters; determining whether the network is recovered from the congestion by detecting whether the congestion windows are in a threshold range, if not, continuing executing the congestion control algorithm until the network is recovered from the congestion. With the adaptive parameters, the TCP congestion control algorithm enables the network to adaptively adjust congestion window values and the slow start threshold value according to an actual situation so that the network can get rid of congestion quickly and the utilization rate of the network is improved and vigorous network jitter is avoided.

The invention relates to a press, and particularly relates to a digital-control electric screw press. The digital-control electric screw press mainly solves the technical problems of lower transmission efficiency, shorter service life and the like which are caused by the fact that the press is transmitted by utilizing a belt pulley in the prior art. The digital-control electric screw press comprises a machine body (2) fixed on a foundation part (1). The digital-control electric screw press is characterized in that the lower part of the machine body (2) is provided with a work table (3) capable of placing materials; the machine body (2) is provided with a slide rail (4) above the work table (3); the slide rail (4) is slidably connected with a pressure slide block (5); the pressure slide block (5) is connected with a screw rod (6) through screw threads; the upper end of the screw rod (6) is connected with a motor (8) through a gear (7); and the motor (8) is connected with an electric device (9).

The invention relates to a paper shredder for preventing the object to be shredded from contacting with a thickness trigger device. The invention comprises a paper shredding mechanism having a first driving component, a second driving component, a sensing component and a paper shredding cutter group, and a paper shredding path is arranged between a paper inlet above the paper shredding mechanism and the paper shredding cutter group; a shifting component which forms a shifting distance by being extruded by the object to be shredded when the object to be shredded enters the paper shredding path; and a resisting mechanism which decreases the joggling extent generated by the object to be shredded during the paper shredding when operating the resisting action, and prevents the shifting distance from surpassing a certain set shifting value, the sensing component outputs a uniform signal when sensing whether the shifting distance is lower than the ser value or not, so as to allow the paper shredding cutter group to shred the object to be shredded, and to allow the resisting mechanism to resist the object to be shredded. The resisting mechanism and the driving mechanism proposed by the invention can resist the object to be shredded when shredding the paper, so as to ensure the normal operation of the paper shredder.

The invention provides a low-temperature container and a pressure obtaining device for measuring the liquid level of the low-temperature container. The low-temperature container comprises an inner container and a shell located outside the inner container; an interlayer is arranged between the inner container and the shell; the pressure obtaining device comprises a liquid-phase connector, liquid-phase pipelines and gas-phase pipelines; the liquid-phase pipelines include an internal liquid-phase pipeline and an external liquid-phase pipeline which are connected; the inner end of the internal liquid-phase pipeline is connected with a liquid-phase space of the inner container through the liquid-phase connector; the gas-phase pipelines includes an internal gas-phase pipeline and an external gas-phase pipeline which are connected; the internal gas-phase pipeline is connected with a gas-phase space of the inner container; the internal liquid-phase pipeline and the internal gas-phase pipelineare located in the interlayer; and the external liquid-phase pipeline and the external gas-phase pipeline are located outside the shell, and the external gas-phase pipeline and the external liquid-phase pipeline are filled with glass wool with the set lengths. According to the pressure obtaining device, the stability and accuracy of liquid level measurement can be improved.

The invention relates to the technical field of clothes treatment equipment, in particular to an equilibrium correcting method used for clothes treatment equipment. The method aims to solve the problem that existing clothes treatment equipment is not ideal in effect of equilibrium correction, and accordingly the clothes treatment equipment comprises a washing barrel and a control rod. The equilibrium correcting method includes the steps that if the clothes treatment equipment is in a spin-drying mode, whether the washing barrel and the control rod collide with each other or not is detected; according to the detection result about whether the washing barrel and the control rod collide with each other or not, an equilibrium correcting program of the clothes treatment equipment is selectivelyadjusted. In the equilibrium correcting method, the equilibrium correcting program of the clothes treatment equipment is adjusted according to detailed working conditions to perform pre-equilibrium treatment on water injected into the washing barrel, in this way, the speed is increased when clothes in the washing barrel are evenly distributed, the time consumed for equilibrium correction of the clothes treatment equipment is shortened, the effect of equilibrium correction of the clothes treatment equipment is improved, and then the using experience of a user is promoted.

The invention relates to the technical field of medical apparatuses used in psychiatry department, in particular to an infusion mechanism cooperating with a restricting bed and used in the psychiatrydepartment. The infusion mechanism comprises a C-shaped clamping member, a bed edge board and a mattress, wherein the C-shaped clamping member comprises an upper clamping board and a lower clamping board; clamping teeth are uniformly and integrally arranged at the bottom of the upper clamping board; a fastening bolt is in threaded connection to the center of the bottom of the lower clamping board;the top of the fastening bolt penetrates through the top of the lower clamping board and is fixedly connected with a propping board; and the C-shaped clamping member is fixed on the bed edge board through the fastening bolt and the propping board. According to the infusion mechanism disclosed by the invention, through the design of the C-shaped clamping member, the fastening bolt and the proppingboard, and the effect of the clamping teeth is used for cooperation, so that the whole device can be effectively and stably fixed on the bed edge board of a hospital bed, and the appearance of the situation that because the fixing of the device is unstable, the device sways is avoided; and besides, the C-shaped clamping member can perform clamping and fixing in accordance with the bed edge boardof different thicknesses, so that the applicability of the device is effectively improved.

The invention relates to a vegetable and fresh product storage and transportation method. According to the vegetable and fresh product storage and transportation method, a vegetable and fresh productstorage placing frame is adopted, the vegetable and fresh product storage placing frame comprises supporting frames, a bearing plate, a buffer spring, a limit frame, containing boxes, a placing cavityand a containing mechanism; and the fresh vegetable storage and transportation method comprises the following steps of S1, placing of the supporting frames; S2, limiting of the containing box; S3, placing of a vegetable box; S4, limiting of the vegetable box; S5, stacking of the containing boxes; and S6, continuous placing of the supporting frames. According to the fresh vegetable storage and transportation method, the problems that the vegetable frames are not limited in a carriage, thus fresh products collide with the vegetable boxes in the travelling process, resulting in the fresh products being squeezed; and the fresh products are mutually squeeze when the vehicle is driving in the bumpy road section due to the lack of buffer of the vegetable boxes in the existing stacking and transportation of the vegetable frames can be solved.

The invention provides a device for effectively solving violent shaking of a vibrating machine body during stopping. According to the device for effectively solving the violent shaking of the vibrating machine body during stopping, the upper portion of a base comprised by the device is provided with a plurality of supporting rods, the supporting rods are slidably connected with a horizontal plate,the upper portion of the horizontal plate is provided with first damping springs, the upper portions of the first damping springs are connected with the lower end face of a vibrating machine installation frame, a first air cylinder is arranged on the base, the output end of the first air cylinder is connected with the horizontal plate through a first connection plate, the parts, on two sides of the horizontal plate, of the base are provided with a plurality of vertical columns, the vertical columns are provided with installation plates, the installation plates are provided with installation seats and sliding plates, the sliding plates are slidably arranged on the parts, close to one sides of the vibrating machine installation frame, of the corresponding installation plates and are connected with the vibrating machine installation frame through second damping springs, second air cylinders are arranged on the corresponding installation seats, and the output ends of the second air cylinders are connected with the corresponding sliding plates through second connection plates. By means of the device for effectively solving the violent shaking of the vibrating machine body during stopping, effective buffering damping can be performed when the vibrating machine body stops, the violent shaking of the vibrating machine body during stopping is prevented, the vibrating machine body is made to be capable of stopping shaking rapidly, and the service life of the vibrating machine body is prolonged.

The invention relates to the technical field of air vehicles, and discloses an unmanned plane. The unmanned plane comprises a plane body and wings arranged above the plane body, wherein the wings comprise a middle wing and outer wings; the outer wings are symmetrically arranged on two sides of the middle wing; the plane body is connected with empennages through a tail boom; the wingspans of the wings are 3.8-4.2m; the left empennage and the right empennage comprise fixed surfaces and rudder surfaces; the fixed surfaces are fixedly connected with the tail boom; the rudder surfaces are connected with the fixed surfaces in a rotatable manner; at least two laminated spoilers are respectively arranged above the left empennage and the right empennage and are positioned at positions within the middle parts of the empennages. The unmanned plane disclosed by the invention is simple in structure and relatively light in gravity; structures such as the plane body, the wings and the empennages are assembled together after being independently manufactured and are convenient to transport; reinforcement base plates and reinforcement ribs are arranged at the bottom of the plane body; U-shaped connection rods are arranged between the plane body and the outer wings, so that the intensity of the plane body is greatly enhanced; the front side of the plane body can bear high impact force.

The invention discloses a drilling device for a small head end of an automobile exhaust manifold. A transmission case is fixedly arranged at the left part on the top surface of a horizontal base plate; a motor is mounted on the transmission case; a large driving gear fixedly sleeves the right end of a transmission shaft; the large driving gear is usually meshed with three driven pinions; the three driven pinion respectively and fixedly sleeve corresponding driving shafts; a sliding seat is arranged on the right of a connecting box; the bottom of the sliding seat is in slide fit with guide rails on the top surface of the horizontal base plate and the sliding seat can be driven by the motor to slide horizontally; an exhaust manifold positioning seat is mounted on the top surface of the sliding seat; a first air cylinder is arranged in the left front of the exhaust manifold positioning seat; a second air cylinder is arranged right behind the exhaust manifold positioning seat; the two air cylinders are vertically arranged on the top surface of the sliding seat. The drilling device can simultaneously drill three mounting holes in the exhaust manifold, so that requirements for the position degree of the three mounting holes can be met well.

The invention relates to the technical field of pumps, and discloses a vertical pipeline pump installed stably. The vertical pipeline pump comprises a drive motor. The bottom of the drive motor is fixedly connected with the top of a control shell through a sealing cover. A connecting pipe fitting is arranged on one side of the control shell. A fixing installing plate is fixedly connected to the bottom of the control shell and provided with threaded holes. The threaded holes are internally in threaded connection with fixing bolts. One end of each fixing bolt penetrates the corresponding threaded hole and extends into a groove. According to the vertical pipeline pump installed stably, the fixing bolts are in threaded connection with first fixing nuts in the grooves through rotation of the fixing bolts via the arrangement of the fixing installing plate, the threaded holes, the fixing bolts, the grooves, a fixing base and the first fixing nuts, accordingly the vertical pipeline pump is installed more stably, the situation that the vertical pipeline pump is loosened when used for a long term is avoided, and accordingly the vertical pipeline pump can better work.

The invention discloses a protection device for high-rise building construction. The device comprises a base; supporting plates are connected with the two sides of the top end of the base in a weldedmode; a guardrail is connected between the two supporting plates in a welded mode; elevators are fixedly connected with the inner walls of the supporting plates correspondingly; a protection mechanismis installed on the front end face of the base; the protection mechanism comprises two L-shaped plates connected with the front end face of the base in a welded mode; bearings are fixedly connected with the inner walls of the L-shaped plates; and a frame is rotatably connected between the two bearings. According to the protection device for high-rise building construction, under the action of theprotection mechanism, the frame can rotate through the bearings, and is mounted on the front end surface of the base; an operator can be prevented from falling during construction operation through aprotection net in the frame, and the protection net can catch the operator and a tool falling during operation, so that the tool can be prevented from falling to injure people, the safety of high-rise building construction is effectively guaranteed; and when the device is not used, the protection net can be folded and stored, so that no space is occupied.

The invention provides a shell sleeve automatic punching machine. The shell sleeve automatic punching machine comprises a rack, wherein a material taking manipulator, a feeding mechanism and a punching mechanism are arranged on the rack, the feeding mechanism comprises a feeding seat and a driving mechanism for controlling the feeding seat to move in the direction of the punching mechanism, the feeding seat is provided with a positioning assembly for positioning a shell sleeve, and the material taking manipulator is provided with an abutting assembly used for flattening the shell sleeve on thefeeding seat and a material taking assembly used for grabbing the shell sleeve. According to the shell sleeve automatic punching machine, the water opening cutting quality stability of the shell sleeve is convenient to control, full-automatic production can be realized, the production period can be shortened, the production cost of enterprises can be reduced, the production efficiency can be improved and the shell sleeve can be protected, meanwhile, the structure is simple and reasonable, the shell sleeves with different sizes can be subjected to water opening punching operation, the universality is good, and popularization and use are facilitated.

The invention discloses an automobile exhaust manifold air inlet connector installation hole drilling tool. A right-angled n-shaped beam and an air cylinder are fixed to the upper face of a horizontal bottom plate. A drill bit via hole is formed in the horizontal edge of the right-angled n-shaped beam. A first positioning pin and a second positioning pin are arranged on the lower surface of the horizontal edge of the right-angled n-shaped beam. The air cylinder is horizontally arranged. A lower wedge block is fixed to the end of a piston rod of the air cylinder. The inclined plane on the top of the lower wedge block adapts to the inclined plane of the bottom of an upper wedge block. The plane on the top face of the upper wedge block is fixed to the bottom face of a vertical lifting rod. The middle of the vertical lifting rod is in sliding fit with the via hole in the horizontal edge of the right-angled n-shaped beam. The right-angled n-shaped beam is installed on the upper face of the horizontal bottom plate. The air cylinder which is originally arranged vertically is adjusted to be arranged horizontally so that the air cylinder can push a jacking plate to achieve upward jacking through small pressure, and the pressure specification of the air cylinder is greatly reduced; in addition, the force of a drill bit directly acts on the upper wedge block during drilling, the jacking force and reliability of the air cylinder can be ensured, and the piston rod of the air cylinder is prevented from shaking violently.

The invention is applicable to the technical field of robot equipment, and provides a motion adjusting device for an intelligent robot. The motion adjusting device for the intelligent robot comprisesa base, first supporting plates are welded to the two sides of the top end of the base correspondingly, a pedestal is mounted at the upper ends of the first supporting plates, and the top end of the pedestal is fixedly connected with a robot body; and a motion adjusting mechanism is mounted in the first supporting plates and comprises bearings fixedly connected with the inner walls of the first supporting plates, a first threaded rod is rotatably connected between the two bearings, and the surface of the first threaded rod is in threaded connection with a mounting plate. According to the motion adjusting device for the intelligent robot, under the action of the motion adjusting mechanism, a servo motor can drive the first threaded rod to rotate in the forward and reverse directions, the mounting plate on the surface of the first threaded rod can move left and right, left-right motion of the robot body is adjusted, the operation range of the robot body is wider, operation of the robot body during machining is facilitated, and the situation that the robot body cannot touch articles due to fact that the articles are too far can be prevented.

The invention relates to an automatic pressure stabilizing and increasing system for a medical emergency blood transfusion bag, comprising a rotating motor, supporting sliding rods, a parallel deviceand an infusion device, wherein the rotating motor is mounted at the bottom of the parallel device through a motor sleeve, the infusion device is mounted at the output shaft of the rotating motor, thesupport sliding rods are symmetrically distributed on the outer side of the rotating motor, the tops of the support sliding rods are mounted at the bottom of the parallel device, and the bottoms of the support sliding rods are connected with the infusion device; and the infusion device includes a rotating support plate, a hollow column, inner support telescopic rods, inner support springs, innersupports, positioning mechanisms, suspension mechanisms, protective push rods and protective frames. The system of the invention can solve the hidden danger that an existing transfusion bag is fallenfrom an infusion stand which is violently shaken and cannot protect the infusion bag in all directions when the existing transfusion bag is used for infusion, and solve the problems of manually pressing the transfusion bag for pressurizing of the transfusion bag and unstable pressure of the transfusion bag.