40results about How to "Achieve liberation" patented technology

The invention relates to an intellectualized animal-force power generation device, which comprises a driving wheel, wherein the driving wheel is connected with an electric generator through a transmission mechanism; the driving wheel is connected with an animal-force connecting rod; the animal-force connecting rod is radially arranged at the edge of the driving wheel; the animal-force connecting rod is used for connecting an animal; a magnetic separator is arranged at the end of the animal-force connecting rod; the end of the connecting rod is fixed on the body of the animal through the magnetic separator; the magnetic separator is connected with a controller; and the controller receives external control signal for releasing lock to control the separation of the magnetic separator, thus the end of the animal-force connecting rod is separated from the animal. By using the intellectualized animal-force power generation device provided by the invention, the technical problems that in the prior art, the animal-force power generation device is instable in power generation in the animal power generation process, and the animals are not easy to control and require to be artificially supervised and controlled are solved; and the intellectualized animal-force power generation device has better stability and can control the animals.

The invention provides a machine detachment device and a machine detachment system, and relates to the field of medical instruments. The machine detachment device comprises a spring ring, a detachmentconnecting piece, a pushing rod and a core wire; the spring ring is fixed to one end of the detachment connecting piece, one end of the pushing rod is a break-off end which can be broken off, the other end of the pushing rod is matched with the end, away from the spring ring, of the detachment connecting piece, the core wire is inserted into the pushing rod coaxially, one end of the core wire isfixedly connected with the break-off end, the other end of the core thread penetrates the end portion, matched with the pushing rod, of the detachment connecting piece and is connected with the end portion, matched with the pushing rod, of the detachment connecting piece, and the break-off end after being broken off can drive the core thread to be drawn out. By means of the machine detachment device, instant detachment of the spring ring can be achieved, and the controllability of the spring ring before detachment can be guaranteed; according to the formed machine detachment system, before detachment, the controllability of the embolism spring ring is high, and instant detachment can be achieved.

The invention discloses an underwater wellhead down-setting tool, and belongs to the technical field of offshore drilling tools. The underwater wellhead down-setting tool is designed to solve the problems of complex structures and cumbersome installation and the like in the prior art. The underwater wellhead down-setting tool comprises a core shaft, a driving cylinder, an elastic locking ring and an anti-rotating structure, the driving cylinder and the elastic locking ring are arranged on the core shaft in a sleeving mode, the driving cylinder is in threaded connection with the core shaft, and the anti-rotating structure is used for preventing the driving cylinder from rotating around the core shaft; when the core shaft is rotated, the driving cylinder can linearly move up and down, and the elastic locking ring can be squeezed or loosened by the driving cylinder during the linear up-down movement of the driving cylinder, so that the elastic locking ring can be locked tightly in a underwater wellhead when being squeezed and can be detached from the interior of the underwater wellhead when being loosened. The underwater wellhead down-setting tool is simple and compact in structure, easy to install and operate and more reliable in performance, few parts are used, and after the underwater wellhead is set down to the right place, the underwater wellhead down-setting tool can be detached from the underwater wellhead simply by driving the core shaft to rotate.

The invention discloses a resource management method and apparatus. The method is applied to a first electronic device with a first client capable of providing a resource management platform, and comprises: when the first electronic device is at a work state and the first electronic device is connected with at least one other electronic device comprising a second electronic device, obtaining a first group of resources corresponding to first services from the first electronic device and the second electronic device; obtaining a second group of resources corresponding to the second services from the first electronic device and the second; and generating a resource management interface which can be displayed on the display unit of the first electronic device.

The invention discloses a novel lock pin device. The novel lock pin device comprises a lock pin base, a lock pin, a rotary shaft, a lock pin handle and a positioning pin. The lock pin is axially divided into a driving section, a shaft shoulder section and a lock pin section, wherein a groove is formed in the driving section. The two ends of a compression spring abut against the wall faces of a shaft shoulder and the lock pin base. A cambered-surface protrusion is arranged at the end portion of the rotary shaft, and the protrusion is arranged in the groove of the driving section of the lock pin. When the rotary shaft rotates, the protrusion can push the two side faces of the groove to drive the lock pin to move axially. The lock pin handle is fixedly connected with the rotary shaft. The positioning pin is arranged in the middle of the lock pin handle, and the two ends of a positioning spring abut against an annular protrusion and a stepped face of a stepped through hole. According to the novel lock pin device, due to the fact that the cambered-face protrusion of the rotary shaft drives the lock pin to stretch or retract axially and the lock pin is sleeved with the compression spring, the axial bumping motion of the lock pin is prevented; due to the fact that the lock pin handle is positioned by the positioning pin, the connection and disconnection of the two parts are achieved, limiting structures are both arranged at the connection position and the disconnection position, operation is flexible, no clamping phenomenon exists, and the working of the novel lock pin device is reliable.

The invention discloses a connecting and disconnecting device. The device comprises an upper trunk trap and a lower trunk trap which are both of a hemispherical structure, an upper channel enclosure bulkhead is arranged at the top of the upper trunk trap, the upper channel enclosure bulkhead is connected with an escape cabin manned ball, and an upper butt joint flange is arranged at the bottom of the upper trunk trap; the top of the lower trunk trap is provided with a lower butt flange, the bottom of the lower trunk trap is provided with a lower channel enclosure bulkhead, and the lower channel enclosure bulkhead is connected with a manned cabin of the deep sea manned submersible vehicle; the upper butt joint flange and the lower butt joint flange are fixedly connected through explosive bolts, and flange faces are sealed through sealing rings. An upper hatch cover is installed in the upper channel enclosure bulkhead, a lower hatch cover is installed in the lower channel enclosure bulkhead, and a normal-pressure cavity is formed between the upper trunk trap and the lower trunk trap under the normal working condition. An oil cylinder upper support is installed on the inner side of the lower portion of the upper trunk, a rotary actuating oil cylinder is installed on the oil cylinder upper support through an oil cylinder connecting pin shaft, and an oil cylinder lower support is hinged to the end of the rotary actuating oil cylinder. The working is reliable, and the use is flexible.

The invention relates to a vascular implant, a conveying device and medical equipment. The vascular implant and a conveying rod maintains relative still axially, so that the problem that the vascularimplant is unloaded is avoided and the conveying stability of the vascular implant is improved. The vascular implant provided by the invention comprises a first connecting part; the conveying device comprises a conveying rod and a chamber; the conveying part comprise a second connecting part; the first connecting part is used for being in clamping connection with the second connecting part separably; and the first connecting part and the conveying rod are used for being accommodated in the chamber. When the first connecting part and the conveying rod are accommodated in the chamber, the firstconnecting part is constrained by the chamber, and the first connecting part and the second connecting part maintain a clamping state, so that axial locking between the vascular implant and the conveying rod is realized; and when the first connecting part is separated from the chamber, the first connecting part is relieved from the constraint of the chamber, and the first connecting part and the second connecting part are positioned in a separable state, so that axial unlocking between the vascular implant and the conveying rod is realized.

The invention discloses a lock pin device. The device comprises a lock pin base, a lock pin handle, a lock pin cover and a lock pin, wherein the lock pin device is fixed on one part to be connected by a screw through a fixing hole on the lock pin base, and the position on the other part to be connected, which corresponds to the lock pin, is provided with a lock pin hole. When the two parts are connected, the lock pin handle is rotated, the lock pin extends out to extend into the lock pin hole on the other part, and the connection between the two parts is achieved; in the state, the lock pin handle is attached to an A surface, the lock pin handle is limited between a plane on the lock pin cover and a positioning pin, and the reliable connection between the two parts is guaranteed. When the two parts are separated, the lock pin handle is rotated, the lock pin handle is lifted to the position of the lock pin surface groove D surface along a spiral surface, the lock pin is retracted, the two connected parts are separated, by means of the pressure action of a spring on a protrusion in the middle of the lock pin, the lock pin handle is attached to the groove, at the situation, the spring is in a pressing state, so that the lock pin can not run out to an extending direction, and the two parts can be reliably separated.

The invention discloses a compound electro-hydraulic downhole control system of a deepwater test tubular column safety device. The compound electro-hydraulic downhole control system comprises a groundplatform, an umbilical cable, an underwater energy accumulator group, a downhole control module and a hydraulic actuator. Through sensor devices installed on the interface circuit and control circuitof the hydraulic actuator, environmental parameter data such as the pressure are collected, the ground platform analyzes and compares the collected data with a database, and then sends out control command, the control command is transmitted to the downhole control module through the umbilical cable, and the hydraulic actuator is controlled. According to the compound electro-hydraulic downhole control system, two modes of electro-hydraulic control and pilot valve pressure control are achieved, the reliability of the deepwater test tubular column safety device is effectively improved, the characteristics of fast response, real-time monitoring, high flexibility and the like are achieved, and the deepwater test safety operation can be better ensured.

The invention discloses an omnibearing mechanical arm with a simulation palm, applied to a neuro-endoscope. The mechanical arm comprises a fixation base which can be fixed on an operation bed, a universal hose and an adjustment device capable of 360 DEG position adjustment, wherein the adjustment device is composed of a universal bass base and an universal ball; one end of the universal hose is fixed on the fixation base and the other end is connected to the bottom face of the universal ball base; one end of the universal ball is placed in the universal ball base, and the other end is connected to the simulation palm; the simulation palm comprises multiple fingers which are set to be bent into an arc shape; and clamping holes are formed in the fingers. The mechanical arm also comprises the neuro-endoscope, wherein one end part of the neuro-endoscope is placed on the simulation palm; a positioning part is disposed on the end part of the neuro-endoscope; and the simulation palm clamps the end part of the neuro-endoscope in a wine glass holding shape; and the positioning part is clamped by the clamping holes. The mechanical arm disclosed by the invention has the advantages that fixation effects of the neuro-endoscope are good; damage appearing in adjustment of the neuro-endoscope can be effectively avoided; and position adjustment is more accurate, omnibearing adjustment can be achieved, two hands can be relieved, and doctors' operation burdens can be relieved.

The invention discloses a buoy device mechanism for a novel underwater suspension manifold and a using method of the buoy device mechanism. The device mechanism comprises four buoys, a plurality of buoy layers are arranged in each buoy, an independent air valve and an independent water valve are arranged on the outer wall of each buoy layer, an air inlet pipe is configured outside each buoy, eachbuoy layer communicates with the corresponding air inlet pipe through the corresponding air valve, and the air inlet ends of the air inlet pipes of the four buoys are converged upwards to form an airinlet main pipe. According to the buoy device mechanism for the underwater suspension manifold and the using method of the buoy device mechanism, the difficulty of operation such as lowering mounting,maintaining and recycling of the underwater suspension manifold is greatly lowered, and the adaptability of a suspension system of the underwater suspension manifold to changes of a working area in the marine environment is improved.

The invention discloses a fixed platform for processing circular mechanical parts, which comprises a bottom plate, a workbench is arranged vertically above the bottom plate, and a support rod is arranged between the bottom side of the workbench and the bottom plate. There are several divergent sliding chambers on the table, and the bottom and top of the sliding chambers are provided with sliding holes. The sliding chamber is connected with a horizontal cylinder, and the top of the horizontal cylinder is provided with a top hole and fixedly connected with a vertical cylinder. , the inside of the vertical cylinder is slidably connected with a clamping rod, the bottom end of the clamping rod extends into the horizontal cylinder and is fixedly connected with a sleeve, the middle part of the bottom side of the workbench is fixedly connected with a central shaft rod, and the central shaft The outer sliding sleeve of the rod body is provided with a sliding sleeve, and the bottom side of the horizontal cylinder and the top outer wall of the sliding sleeve are respectively rotated with linkage rods, and the outside of the bottom end of the sliding sleeve is fixedly connected with an outer edge ring. The invention facilitates people's use, improves production efficiency, and satisfies people's use requirements in production and life.

The invention provides an automatic voice recognizing, recording and marking system and method for a laboratory. Automatic skip recording can be conducted through a suggested voice recording mode, standard structure records are continuously recorded, the switching efficiency between input items is high, and the time is saved; and meanwhile, the two hands are liberated during experimental recording, the two hands can conduct experimental operation while recording is conducted, thus experimental operation and recording are conducted synchronously, and the experiment time is greatly saved. Meanwhile, a created template and generated recording files meets the requirements of standard files, the files are managed correspondingly, and the experimental data management efficiency is improved.

The invention discloses a locking and disengaging structure used for a gun cartridge magazine and having a two-way operation function and belongs to the field of guns. The locking and disengaging structure comprises a handle; a groove is formed in the front wall face of a cartridge magazine inserting groove of the handle; cartridge magazine clamping tenon pins and cartridge magazine buckles capable of moving leftwards and rightwards are arranged on the left side wall and the right side wall of the groove in a penetrating mode; torsion springs and cartridge magazine clamping tenons capable of being turned over frontwards and backwards are arranged on the cartridge magazine clamping tenon pins in a penetrating mode; one torsion foot of each torsion spring abuts against the corresponding cartridge magazine clamping tenon, and the other torsion foot of each torsion spring abuts against the bottom of the groove; clamping teeth are arranged on the upper portions of the cartridge magazine clamping tenons and clamped into rivet holes of the cartridge magazine; conical bulged nipples are arranged in the middles of the cartridge magazine buckles, and V-shaped grooves for clamping the bulgednipples are formed in the middles of the cartridge magazine clamping tenons; and the two side walls of each V-shaped groove correspond to the left side face and the right side face of each bulged nipple. When moving leftwards and rightwards, the cartridge magazine buckles drive the cartridge magazine clamping tenons to be turned over forwards, and thus the clamping teeth of the cartridge magazineclamping tenons are disengaged from the rivet holes of the cartridge magazine.

The invention relates to a rehabilitation trainer and a rehabilitation training support. The rehabilitation trainer comprise the rehabilitation training support, wherein the rehabilitation training support comprises a support body and at least one pair of torque transmission structures, axes of two torque transmission structures in the same pair of torque transmission structures are superposed orparallel, and the two torque transmission structures in the same pair of torque transmission structures are in transmission connection through synchronous torque transmission structures arranged on the support body, and the rehabilitation trainer also comprises a limb fixing frame used for being connected with the corresponding torque transmission structure. The rehabilitation trainer solves a technical problem that accidental injury of a patient is easily caused by active rehabilitation training of the patient through a motor in the prior art.

The embodiment of the invention discloses a detachable balloon catheter, and belongs to the field of medical instruments. The detachable balloon catheter comprises: a Y-shaped valve, wherein the Y-shaped valve comprises a Y-shaped valve main path and a Y-shaped valve bypass; a balloon catheter which is a coaxial double-cavity balloon catheter and comprises a balloon catheter outer cavity and a balloon catheter inner cavity, wherein the near end of the balloon catheter is connected with the Y-shaped valve; a detachable head end catheter, wherein a developing marking ring is arranged at the tail end of the detachable head end catheter; and a damping sleeve which is used for releasing and separating the balloon catheter from the detachable head end catheter. According to the detachable balloon catheter provided by the embodiment of the specification, the detachable head end catheter can be detached, so that an embolism agent can be better filled into a lesion part, the embolism effect of the lesion part is better, the surgical risk is reduced, and the surgical cure rate is increased.

The invention relates to a vehicle-mounted intelligent face recognition device which comprises a central processing unit, and a liquid crystal display screen, a power supply, a face recognition device, a voice recognition device and an advertisement screen which are connected with the central processing unit. The liquid crystal display screen is connected with the wireless video signal receiving device and the navigation module. The liquid crystal display screen is a touch screen, the face recognition device is provided with an infrared sensor, face collection is started when a person in frontis sensed, the face collection is sent to the central processing unit for face recognition, the device is started after identity matching, a user inputs an instruction through the voice recognition device, and the central processing unit controls the device to work according to the instruction. Through cooperation of the face recognition device and the voice recognition device, liberation of twohands of a user in the whole device operation process can be achieved, the safety in the driving process is greatly improved, and the device is diverse in function, is provided with an advertisement screen, can push the advertisement content which the user is interested in, and can meet various requirements of the user.

The invention discloses a resource management method and apparatus. The method is applied to a first electronic device with a first client capable of providing a resource management platform, and comprises: when the first electronic device is at a work state and the first electronic device is connected with at least one other electronic device comprising a second electronic device, obtaining a first group of resources corresponding to first services from the first electronic device and the second electronic device; obtaining a second group of resources corresponding to the second services from the first electronic device and the second; and generating a resource management interface which can be displayed on the display unit of the first electronic device.

The invention discloses an intelligent automatic cigarette feeder, which belongs to the technical field of articles for daily use and comprises a rubber belt 100, a plurality of uniformly distributed through holes 101 are formed in one side of the rubber belt 100, a belt head 103 is arranged at one end of the rubber belt 100, a buckle plate 104 is arranged at the other end of the rubber belt 100, and a penetrating needle 105 is arranged on the buckle plate 104. A first bin box 106 and a sliding rail rod 200 are fixedly connected to one side of the rubber belt 100, a first charging port 107 is formed in one side of the first bin box 106, a first wiring harness port 108 is formed in the other side of the first bin box 106, a first battery 109 and a master control chip 110 are arranged in the first bin box 106, and a sliding rail 201 is arranged in the sliding rail rod 200. A sliding buckle 202 is movably connected to the sliding rail 201, and a first connecting rod 203 is fixedly connected to the top end of the sliding buckle 202. In order to solve the problem of inconvenience of a traditional smoking mode, the invention provides the intelligent automatic cigarette feeder.

The invention discloses a multi-water-area water purification life jacket. The multi-water-area water purification life jacket comprises a life vest and further comprises a water filtering mechanism and a storage mechanism, first-aid storage pockets are symmetrically sewed on the front surface of the life vest, a water filtering box is connected into one side of the life vest in a sewed mode, thewater filtering mechanism is located on the inner side of the water filtering box and comprises an activated carbon filtering material and a hollow fiber water filtering layer which are arranged on the inner side of the water filtering box, and two protective shielding covers are connected to the bottom of the water filtering box in a screwed mode through threads. By designing the water filteringbox mounted on the inner side of the life vest and designing an external connecting suction pipe mounted at the top of the water filtering box, a water source is filtered, the functionality of the life vest is greatly improved, the water source is supplied to trapped people, meanwhile, by designing the two protective shielding covers mounted at the bottom of the external connecting suction pipe, the situation that a single water inlet of the water filtering box is blocked, and consequently the water filtering box cannot be used is avoided, and the problem of poor water filtering effect of an existing life vest is solved.

The invention aims at solving the technical problems of high labor intensity and long term existing during filtration of sample solution and provides an automatic pressure filter device which can simultaneously filter many kinds of sample solution, is time-saving and labor-saving during filtration and is high-efficiency. The technical scheme is that the automatic pressure filter device comprises syringes which are prefilled with solution to be filtered, filters which are abutted with the syringes, a syringe positioning slot plate, a receiving bottle seat plate and an automatic pressurizing device. The automatic pressurizing device is placed above the syringe positioning slot plate and is provided with a plurality of pressure bars which respectively pressurize the syringes to enable the solution to be filtered in the syringes to pass through the filters, so as to realize the automatic pressure filtration of the sample solution. The automatic pressure filter device provided by the invention has the advantages of simple structure, convenience and high safety in operation, automatic pressurization, batch filtration, time saving, labor saving and high working efficiency.

The invention relates to a steel column hoisting device, including a steel wire, U-shaped cards, a bolt bar, and a pull rope. The U-shaped cards are arranged in the middle of the steel wire. The steel column penetrates on the U-shaped cards on the steel wire through the bolt bar. The pull rope is connected with the bolt bar. The pull rope is pulled to draw the bolt bar from the U-shaped cards, thus the steel wire can be unlocked. Compared with the prior art, the steel column hoisting device has the advantages of safety, reliability, and convenient usage.

The invention discloses a method and a device used for removing flight conflicts and based on a packet mode. When conflicts of an aircraft and other aircrafts are judged to exist, all aircrafts are divided into x subgroups according to delay time and flight plans of the aircrafts in a gene sequence with the highest fitness. Self fitness of two gene sequences selected from a population is compared, and the delay time in the subgroups is inherited by a preferable gene sequence to obtain two inherited sub-gene-sequences. If the number of the obtained sub-gene-sequences is judged to be m, when the number of the subgroups finishing executing of the steps is judged to be x, an optimized population is obtained, a gene sequence with the highest fitness is obtained, and an optimized flight plan is generated, and therefore the method and the system are favorable for conducting overall optimization on the flight plans and removing large-scale flight conflicts.

The invention discloses a connecting rod type three-degree-of-freedom position adjusting device. The device comprises a fixed frame, a movable frame, connecting rods, a base, a sliding block, a clamp,a hydraulic oil cylinder and cross-shaped sliding blocks, wherein the fixed frame and the movable frame are arranged at the left end and the right end of a butt joint device in parallel, each cornerof the fixed frame and each corner of the movable frame are fixedly provided with the cross-shaped sliding blocks, every two adjacent cross-shaped sliding blocks are connected through the connecting rods, one end of the hydraulic oil cylinder is connected with the fixed frame through a spherical hinge mode, the other end of the hydraulic oil cylinder is connected with the connecting rods through the spherical hinge mode, the hydraulic oil cylinder stretches out and draws back so that translational swing of the fixed frame in the Y direction and the translational swing of the movable frame in the Z direction can be realized, and the sliding blocks are driven to move in the X direction at the same time.

The embodiment of the present invention relates to a spring coil conveying release system, which includes: a spring coil, a developing code mark and a conveying release device; the developing code mark is fixedly connected with the spring coil; the conveying release device includes an elastic balloon and a conveying tube; The end is placed in the development code engraving, and the proximal end is bonded to the delivery tube; the delivery tube communicates with the inside of the elastic balloon to form a chamber for containing gas; the proximal end of the delivery tube is provided with an inflatable sealing part, and the proximal end There is a fracture structure on one side at a certain distance from the inflatable sealing part; the external inflatable device inflates the chamber through the inflatable sealing part; the spring coil and the development code are engraved on the elastic balloon and the delivery tube, and pass through the microcatheter Transport to the target position; the fractured structure is broken by external force, the gas in the chamber leaks, the elastic balloon shrinks, and comes out from the developing code engraving, so that the developing code engraving and the elastic balloon are separated, so that the spring coil and the developing code engraving are released from the transportation The device is released.

The invention provides a positioning method for automatically selecting a feasible area for two-dimensional code printing of a wheel hub, which includes the following steps: selecting a lighting environment with medium and dark brightness, and adjusting the camera to capture the inner cavity area of ​​the wheel hub; based on the image preprocessing method, the camera The inner cavity area of ​​the captured wheel hub image is preprocessed; combined with image morphology and contour detection algorithm, all possible two-dimensional code coding feasibility areas are separated; based on geometric measurement, all possible coding is feasible for the first time Based on the output area image, the second screening is performed based on the brightness pixel statistics. The method of the present invention can accurately select the coding area, has high accuracy, automatically identifies the feasible area of ​​the two-dimensional code coding, and has good reliability and real-time performance.

The invention relates to the technical field of medical devices, and specifically discloses a mechanical release coil system with a handle, which includes a pushing guide wire composed of an outer tube and a core wire located in the outer tube, and a coil is connected to the distal end of the pushing guide wire. It also includes a handle, the handle includes a distal handle and a proximal handle that can relatively slide along the axial direction of the push guide wire, the outer tube is connected with the distal handle, and the core wire is connected with the proximal handle; the distal end of the core wire is fixedly connected with a proximal handle. The end wire ring, the middle end wire ring is connected to the cross movable connection on the proximal end wire ring, the distal end wire ring is connected to the spring ring, the middle end wire ring, the distal end wire ring and the outer tube form a mechanical release structure, the proximal end handle and the distal end handle The relative sliding distance is greater than the active distance of the cross movable connection between the middle-end wire ring and the near-end wire ring. The invention solves the problem in the prior art that the mechanical release of the spring coil cannot be accomplished conveniently and quickly by providing a handle and a middle-end wire loop with a movable range.

A connection and disengagement device and disengagement method for a deep-sea escape cabin, comprising an upper containment well and a lower containment well both of hemispherical structures, the top of the upper containment well is provided with an upper passage enclosure, and the upper passage enclosure is connected to the escape cabin load Human ball, the bottom of the upper enclosure is provided with an upper butt flange; the top of the lower enclosure is provided with a lower butt flange, and the bottom of the lower enclosure is provided with a lower channel enclosure, which is connected to the deep-sea manned submersible. Human cabin; the upper butt flange and the lower butt flange are fixedly connected by explosive bolts, and the flange surface is sealed by a sealing ring; an upper hatch cover is installed inside the upper passage enclosure, and a lower passage enclosure is installed inside the lower passage enclosure. For the lower hatch cover, a normal pressure cavity is formed between the upper well and the lower well under normal conditions; the upper support of the oil cylinder is installed on the inner side under the upper well, and the upper support of the oil cylinder is installed and rotated through the connection pin of the oil cylinder The oil cylinder, the end of the rotary actuating oil cylinder is hinged with the lower support of the oil cylinder; the work is reliable and the use is flexible.