309results about How to "Guaranteed to be normal" patented technology

The invention discloses a pre-drying device for a vacuum galvanized workpiece, and relates to the technical field of drying equipment, and the technical scheme is that the pre-drying device comprises a bottom plate, a rotating block is embedded in the bottom plate, a workbench is fixedly connected to the top of the rotating block, two rubber rings are fixedly connected to the top of the workbench, and a first cavity is formed in the rotating block; and the supporting plate is fixedly connected to the top of the bottom plate, and one side of the supporting plate is fixedly connected with a connecting plate. During drying, the motor can be controlled to work, so that the workpieces on the two drying stations are moved to the position below the shell in turn to be dried, and therefore, when the workpieces dried on one station are taken down, the device can dry the workpieces on the other station; in this way, when the device is used, the long-time standby state cannot occur, continuous drying work can be conducted, and then the drying efficiency is improved.

The invention discloses a flood inundation area prediction method based on land survey data, and relates to the technical field of flood inundation area prediction.The method comprises the steps that when a dam breach risk coefficient of a target dam is not smaller than a preset dam breach risk coefficient, a plurality of preliminary inundation sub-areas are simulated according to flood water flow; obtaining a first flood water storage capacity of each preliminary submerging sub-region; taking the current vegetation density, underground water level height and soil permeability coefficient of each preliminary submerging sub-region as a data set, and clustering the data set to determine a water storage capacity influence index of each preliminary submerging sub-region; the second flood storage capacity is obtained according to the water storage capacity influence index and the first flood storage capacity, and the final flood inundation area is determined according to the second flood storage capacity, so that the flood inundation area in the future period can be predicted, the flood control plan and the emergency plan are normal, flood can be effectively prevented and evacuated before the flood comes, and the flood inundation efficiency is improved. And casualties and property loss are reduced.

The invention discloses a combined type air inlet and outlet valve, which relates to the technical field of air inlet and outlet valves, and comprises a valve body and a valve cover arranged at the upper part of the valve body, a floating ball is arranged in a floating ball cover, a sealing ring is arranged at the lower part of an air outlet, a clamping assembly connected with the floating ball cover is arranged outside the floating ball, and a box body with an open upper part is arranged below the floating ball cover. A one-way valve is arranged on the lower portion of the box body, a floating block is arranged in the box body, a fixing assembly used for fixing the clamping assembly is arranged on the floating block, a buffering anti-collision assembly is arranged on the fixing assembly, and a guiding anti-rotation assembly is arranged outside the floating ball. The air inlet and exhaust valve can prevent the floating ball from closing and sealing the exhaust port in the mass exhaust process, influence on mass exhaust work is avoided, influence on the closing function of the exhaust port due to normal floating of the floating ball under the action of water flow in the follow-up process is avoided, meanwhile, speed reduction can be achieved through triple buffering, and the service life of the exhaust port is prolonged. And impact damage to the floating ball and other related parts when the floating ball descends can be avoided.

The invention relates to the technical field of wastewater treatment, in particular to a reaction device for chemical organic matter degradation, the reaction device for chemical organic matter degradation comprises a shell mechanism, a driving mechanism, two stirring mechanisms, an auxiliary mechanism and a cleaning mechanism, the shell mechanism comprises two supporting columns, a heating shell and a reaction shell, the two supporting columns are installed on the ground at intervals, the heating shell is fixedly installed between the two supporting columns, the reaction shell is installed in the heating shell, the stirring mechanism is driven by the driving mechanism to stir mixed liquid in the reaction cavity, the contact and mixing effects between organic matter liquid and a degradation agent are improved, and therefore the mixing efficiency is improved; the cleaning mechanism can be used for cleaning the gas outlet of the gas guide auxiliary assembly, so that the blockage condition is prevented, the auxiliary gas can be ensured to smoothly enter the reaction cavity, and the normal reaction is ensured.

The invention belongs to the technical field of spacecraft unfolding mechanisms, and discloses an unfolding mechanism locking device which comprises a first hinge structure, a second hinge structure and a self-locking assembly. The first hinge structure and the second hinge structure are connected in a relatively rotatable mode and are connected to the two deployable parts of the deployable mechanism respectively. The self-locking assembly comprises a locking seat and a locking pin, the locking seat is arranged on the first hinge structure, and the locking pin is arranged on the second hinge structure in a floatable mode. In the process that the second hinge structure rotates from the moving state to the locking state relative to the first hinge structure, the locking pin abuts against the locking base and moves along the locking base. And after the second hinge structure rotates to a locking state relative to the first hinge structure, the locking pin extends into and is locked in the locking seat. According to the unfolding mechanism locking device, the structure can be simplified, and high-rigidity and efficient locking can be provided for the two unfolding parts of the unfolding mechanism.

The invention discloses a high-speed signal time sequence bias method and device applied to a reliability test. The method comprises the following steps: finding out an effective capture time interval of each bit DQ signal during read-write operation; calculating the midpoint time of each bit DQ signal, and aligning the midpoint time with the DQS to serve as an optimal capture time point; starting from the optimal capturing time point, deviating leftwards or rightwards by a set step length, and performing time deviation of different degrees; performing read-write left pulling deviation or right pulling deviation operation tests under different temperature conditions, and recording test results; according to a test result, finding out a limit boundary causing a test failure; and judging whether the current design margin is enough or not according to the limit boundary, and if not, adjusting the currently set driving parameters. According to the method, the product limit boundary is found out through batch sample data, whether the margin is enough to cover the design parameter deviation or not is evaluated, the normal read-write service of the memory can be ensured even in an extreme scene, error code failure is avoided, and the robustness of the product is improved.

The utility model relates to the technical field of calcium carbonate production, and discloses a screening device for calcium carbonate production, which comprises a screening platform, a feeding cylinder, a discharging cylinder, an outer screening cylinder and an inner screening cylinder, the discharging cylinder is provided with an outer discharging cavity and an inner discharging cavity, both the outer screening cylinder and the inner screening cylinder are provided with screening holes, and the aperture of the screening holes of the outer screening cylinder is smaller than that of the screening holes of the inner screening cylinder. The feeding end of the inner screen drum is rotationally and hermetically connected with the feeding drum, the discharging end of the outer screen drum and the discharging end of the inner screen drum are rotationally and hermetically connected with the discharging drum, and a material receiving groove corresponding to the outer screen drum is formed in the screening platform. By arranging the inner screen drum and the outer screen drum which are coaxial, multi-stage screening of materials is achieved, the equipment length is shortened, therefore, the occupied space is reduced, the requirement for use places is lowered, in addition, online cleaning of screen holes can be achieved, screen hole blocking is avoided, and normal screening is guaranteed.

The invention belongs to the technical field of filter presses, and particularly discloses a vertical filter press. The vertical filter press mainly comprises a rack, a filter plate group, a washing device, a hopper and other structural components. Wherein the rack is mainly used for controlling unfolding and folding of the filter plate group, the filter plate group is a main place for solid-liquid separation, the hopper and the washing device are arranged on two sides of the rack and are used for collecting materials and cleaning filter cloth, and the pipeline system is used for connecting the filter press with peripheral corollary equipment. According to the invention, a mode of introducing high-pressure gas to carry out gas extrusion is adopted, solid-liquid separation of slurry and drying of a filter cake are realized in a single cavity, and different from an extrusion mode of a traditional vertical filter press, a diaphragm extrusion link is omitted, compressed air is directly introduced into the cavity, and liquid is separated from the filter cake by using pressure; meanwhile, the high-pressure gas can take away residual liquid on the filter cake so as to dry the filter cake, the structural design is optimized, and the working efficiency is improved.

The invention discloses a self-adaptive foundation pit water level monitoring device and a monitoring method thereof, and relates to the technical field of foundation pit monitoring, the self-adaptive foundation pit water level monitoring device comprises a shell assembly, the top of the shell assembly and the top of the inner side of the shell assembly are jointly provided with a driving mechanism, and the bottom end of the driving mechanism is provided with a lifting mechanism; a detection mechanism is slidably arranged on the outer side of the lifting mechanism in the vertical direction, a self-adaptive fixing mechanism is arranged in the lifting mechanism, and a recording mechanism is arranged on one side of the lifting mechanism. The device can automatically adapt to different heights of the detection mechanism so as to complete positioning of the detection mechanism at different heights, the lifting mechanism and the detection mechanism do not need to be disassembled in the reading process, the reading difficulty is reduced, in addition, small-particle foreign matter on the surface of the lifting mechanism can be stripped in the rotating descending and rotating ascending processes of the lifting mechanism, and the detection accuracy is improved. Foreign matter is prevented from affecting lifting of the detection mechanism, and normal operation of the water level monitoring process is guaranteed.

The instrument detection table comprises a belt conveyor, a detection chamber is fixedly installed at the top of the belt conveyor, an access hole is formed in the top of the detection chamber in a penetrating mode, an access door is hinged to one end of the top of the detection chamber, a detection mechanism is installed in the detection chamber, and the detection mechanism is connected with the detection chamber. Through the structural design of a stepping motor, a rotating rod, a fixed block and two fixed discs, when the instrument appearance detection device is used for detecting the appearance of an instrument, and a high-definition network camera on one fixed disc breaks down during working, the positions of the two fixed discs can be exchanged through the work of the stepping motor, so that the appearance of the instrument is detected. Therefore, normal appearance detection operation of the instrument can be guaranteed, and the problem that the reliability of equipment and the overall detection working efficiency of the instrument are greatly reduced due to the fact that the whole equipment needs to stop working for maintenance when a traditional instrument detection device is generally provided with only one set of camera shooting assembly and the assembly breaks down is solved.

The invention belongs to the technical field of wind power blade testing, and discloses wind power blade static test equipment which comprises a ground rail and a plurality of loading devices. The loading device comprises a base, a guide mechanism, a steering mechanism, a winding mechanism and a reversing mechanism. The base is arranged on the ground rail in a position-adjustable mode. The guide mechanism can be connected to a to-be-tested blade. The steering mechanism and the winding mechanism are arranged at the two ends of the base in the length direction correspondingly. The reversing mechanism is located between the steering mechanism and the winding mechanism. The rope can form a loop among the reversing mechanism, the guide mechanism, the steering mechanism and the winding mechanism, the winding mechanism winds the rope, and a pull-down load is applied to the to-be-tested blade through the guide mechanism. The reversing mechanism comprises a base and a movable part, the flexibility of the rope can be improved through the movable part, the rope winding fault in the pull-down process is prevented, and normal proceeding of the static loading test is guaranteed.

The invention relates to the technical field of electric data processing, and particularly discloses a steel structure detection data analysis method and system, and the method comprises the steps: obtaining a steel structure equipment appearance state data set, carrying out the fault detection and early warning of the appearance state of each steel structure equipment, carrying out the analysis to obtain the historical use feature value of each steel structure equipment with qualified appearance state, and matching to obtain a use evaluation deviation value of the steel structure equipment in each qualified appearance state, analyzing to obtain a real-time use state evaluation value of the steel structure equipment in each qualified appearance state, and carrying out fault detection and early warning on the real-time use state of the steel structure equipment in each qualified appearance state. According to the method, the problem that the current use state of the steel structure equipment is limited to be evaluated is solved, the influence of the appearance state of the steel structure equipment and historical use data of the steel structure equipment on fault detection and early warning of the real-time use state of the steel structure equipment is considered, the equipment can be recognized in time, the service life of the equipment is prolonged, and the working efficiency is improved. And the utilization efficiency of equipment is improved.

The invention discloses a monitoring method and system for the operation condition of transfer station leachate treatment equipment, and relates to the technical field of leachate treatment. The method comprises the following steps: acquiring equipment state information of each leachate treatment equipment, establishing an initial three-dimensional image model and a real-time three-dimensional image model of each leachate treatment equipment according to the equipment state information, and obtaining a real-time corrosion degree according to a difference degree between the initial three-dimensional image model and the real-time three-dimensional image model; calculating a specific data change rate according to specific data before and after the percolate passes through each percolate treatment device, and establishing a treatment effect-corrosion degree relation model; establishing a plurality of process nodes according to the real-time leachate treatment data, and further establishing a leachate treatment process and an equipment association network; and the equipment association network is associated with the treatment effect-corrosion degree relation model, so that the working state and the running state of the leachate treatment equipment are judged, and intelligent supervision on the running state of the leachate treatment equipment is realized.

The invention discloses an elevator teaching training platform with a glass self-cleaning function, and the platform comprises a supporting platform, universal rollers disposed at the bottom of the supporting platform, a positioning plate disposed on the supporting platform, supporting rods on the positioning plate, a glass protection panel and a glass door disposed between the supporting rods, and a control room disposed at the top of the supporting rods. An elevator shaft is defined by the glass protection panel, the glass door, the positioning plate and the control chamber, a lift car body is arranged in the elevator shaft, a lift car anti-falling mechanism is arranged at the bottom of the lift car body, and a glass cleaning mechanism is arranged on the glass protection panel. According to the scheme, by arranging the glass protection structure, the safety during elevator teaching practical training can be improved, dust and moisture in the environment are isolated, the failure rate during use of the practical training equipment is reduced, the glass cleaning mechanism is arranged in a matched mode, power can be synchronously provided for the cleaning structure when the gear motor drives the lift car to ascend and descend, and the practicability is high. The inner side and the outer side of the glass protection panel are cleaned, and the watching definition is improved.

The invention provides a method for testing the erosion and ablation resistance of a material, and relates to the field of tests, and the method comprises the following steps: 1, selecting a propellant and a propellant grain according to the erosion and ablation time and erosion and ablation times required by the test; 2, designing the size and the structure of the gas acceleration spray pipe according to test requirements, and taking the gas acceleration spray pipe as a test sample piece; thirdly, a fuel gas generating device is installed; 4, detecting the appearance, the size and the weight of the test sample before the test, and then installing the test sample; step 5, carrying out an erosion ablation test; and step 6, recording data, and completing the erosion and ablation test. The method can effectively simulate erosion environments such as erosion, ablation and atmosphere of high-temperature, high-pressure and high-speed fuel gas, and achieves the purpose of accurately, efficiently and truly evaluating the erosion and ablation resistance of the hot-end component material.

The invention belongs to the technical field of equipment redirection in the video monitoring industry, and particularly relates to an equipment redirection gateway side implementation method, which is used for guiding equipment to register with other gateway services and migrate the equipment to a normal platform when a gateway node service is abnormal. Flexible switching and stable connection of the equipment between different gateways and platforms are realized through the steps of registration, redirection and redirection cancelling, and equipment business is ensured not to be influenced by gateway service abnormity; when the gateway node service is abnormal, the scheme provided by the invention can guide the equipment to register with other gateway services, so that the online rate of the equipment can be ensured even if the service is abnormal. According to the invention, flexible switching of the equipment between different gateways and platforms is realized, stable connection is maintained, and equipment business is ensured not to be influenced by gateway service abnormity. According to the scheme, the equipment can be quickly recovered to a normal working state under an abnormal condition, so that the service continuity is guaranteed.

The invention discloses a data read-write method and device in a storage system, electronic equipment and a computer readable storage medium, the storage system comprises a client, a main node and a plurality of storage nodes, the client and each storage node are connected to the main node, and the method is applied to the main node. Comprising the following steps: determining target storage nodes according to read-write control information sent by a client, and generating data read-write requests corresponding to the target storage nodes; if the data reading requests are data reading requests, sending the data reading requests to corresponding target storage nodes, so that the target storage nodes send first target data corresponding to the data reading requests to the client; if the data writing requests are data writing requests, sending the data writing requests to corresponding target storage nodes, so that the target storage nodes obtain second target data corresponding to the data writing requests from the client and store the second target data; and receiving a read-write completion message fed back by each target storage node and feeding back the read-write completion message to the client. According to the scheme, the data read-write efficiency in the storage system can be effectively improved.

The utility model relates to the technical field of traditional Chinese medicine acupuncture and moxibustion, in particular to a traditional Chinese medicine acupuncture and moxibustion nursing frame. The fixing mechanism is arranged on the bed plate, the fixing mechanism comprises two bandages, two clamping grooves, two first sliding grooves, two fixing grooves and a plurality of limiting holes, the two bandages and the two clamping grooves are fixedly connected to the bed plate, and through cooperation of limiting bolts, the limiting holes, first sliding blocks, the fixing grooves, the top plate and the like, patients of different body types can be conveniently limited; the movable range of a patient is narrowed, the patient can be further limited conveniently through cooperation of a bandage, a clamping block and a clamping groove, the posture of the patient in the treatment process is more stable, operation of a doctor is facilitated, normal treatment is guaranteed, and the protection effect is conveniently achieved through cooperation of a spring, a fixing block, a fixing groove and the like; the pain of the body of the patient caused by direct rigid clamping on the patient is avoided, the patient is effectively protected, and the practicability is improved.

The invention provides an underwater release rubber plug and a well completion pipe string, the underwater release rubber plug comprises a sleeve top plug, a sealing cavity and a balance valve connected with the sleeve top plug through a connecting part, part of the balance valve is arranged in the sealing cavity, the inner wall of the sleeve top plug is provided with a sealing ring groove, and the sealing ring groove is arranged above the connecting part. Stress concentration at the position of the sealing ring groove can be avoided, the risk that a casing top plug is released in advance and blocks an overflowing channel is eliminated, the later plug drilling time is shortened, and normal well completion construction is guaranteed; and meanwhile, the quick-mounting structure can improve the field mounting efficiency and reduce the field stop time.

The utility model relates to the technical field of gas purification, and discloses a low-temperature methanol washing spraying device. The low-temperature methanol washing spraying device comprises a spraying tank, gas stripping nitrogen pipelines which are evenly distributed are arranged on the right side of the top of the outer wall of the spraying tank, a gas outlet pipe is arranged on the left side of the bottom of the outer wall of the spraying tank, a gas inlet and a water outlet are formed in the upper left corner and the lower right corner of the front side of the spraying tank respectively, and a motor is arranged on the top of the spraying tank. By additionally arranging the gas stripping nitrogen pipeline, a stream of low-pressure nitrogen is introduced into the top of the spraying tank, the content of CO2 in a semi-lean methanol solution is reduced by means of gas stripping, the semi-lean methanol solution becomes a quasi-lean methanol solution, and the semi-lean methanol solution is used for washing, so that the energy consumption is reduced; the content of CO2 in the semi-barren liquor is properly reduced, and a small stream of low-pressure nitrogen is consumed for gas stripping, so that the temperature of the semi-barren liquor is further reduced, the absorption capacity of the semi-barren liquor is improved, and the energy consumption is reduced.

The utility model relates to the technical field of express delivery, in particular to an automatic sorting device for express delivery. The technical problem is that a plurality of bagged expresses are stacked together, so that when the bagged expresses are scanned, express numbers are shielded by other expresses, and scanning cannot be carried out. According to the technical scheme, the automatic sorting device for express delivery comprises a conveying belt and the like. The electric lifting frame drives the first material pushing plate to move up and down, so that the height of the first material pushing plate is adjusted according to the size of the express, the first material pushing plate is slightly higher than the express all the time to adapt to the express of different sizes, the stacked express is better pushed down, and meanwhile the situation that when the express of the large size appears, the size of the express is too large is avoided. Therefore, the problem that code scanning work cannot be carried out due to the fact that the express packages are stacked is solved, and the problems that the time of sorting work is prolonged and the workload of workers is increased are avoided.

The invention discloses a method for producing gentamicin C1a through fermentation, a culture medium used in the method does not contain any animal-derived components, such as fish meal, feather meal, silkworm chrysalis meal or animal peptone, and nitrate components easy to explode, such as potassium nitrate and sodium nitrate, are not used. A continuous feeding process is adopted in the fermentation process, the feeding rate is regulated and controlled by detecting the glucose concentration in fermentation liquor, and the substrate concentration is maintained at the optimal level. The method disclosed by the invention not only avoids batch instability, downstream purification difficulty and potential biological safety risk caused by using animal-derived components, but also avoids purchase difficulty, use risk and cost of easily-exploded control chemicals, and ensures normal large-scale production. Through comprehensive optimization of a culture medium formula and a fermentation process, the biological value is improved by 21.45%-53.08% compared with a control example.

The application relates to the technical field of intelligent automobiles, in particular to a double-winding motor steer-by-wire steering actuator, a system and an angle detection method, wherein the steering actuator comprises a connecting mechanism, a steering mechanism for transmitting a steering torque to the connecting mechanism to drive a wheel to steer, wherein no detection component is arranged on the steering mechanism, the detection component is used for detecting a steering angle of the vehicle, a speed reduction mechanism for transmitting the steering torque to the steering mechanism, and a double-winding motor for outputting the steering torque, wherein the steering mechanism comprises a first angle sensor and a second angle sensor, and the steering angle of the vehicle is calculated according to the rotor angle detected by the first angle sensor and / or the second angle sensor. Thus, the problems in the prior art that the steering actuator of the steer-by-wire system occupies a large space, has a large volume and a high cost, has a low fault tolerance rate, and cannot be processed according to the fault type after the steering angle fails, so that the vehicle driving safety cannot be ensured are solved.

The invention discloses a middleware installation method and device, a storage medium and electronic equipment, relates to the technical field of computers, and mainly aims to improve the installation efficiency of middleware. The method comprises the following steps: receiving a middleware installation command, wherein the middleware installation command comprises a component type of middleware and a target server identifier; configuring role information and parameter information of the middleware according to the component type; selecting an installation directory of the middleware on the target server according to the component type; and when the installation information of the middleware does not exist in the installation directory on the target server and the survival detection of the target server is successful, sending an installation instruction to the target server, the installation instruction being used for instructing the target server to install the middleware in the installation directory according to the role information and the parameter information. The method and the device are used for installing the middleware on the target server.

The invention belongs to the technical field of sample storage devices, and particularly relates to a hydrogeological survey sample storage device which comprises a storage cabinet and sample bottles, a supporting plate is fixedly connected to one side of the bottom of an inner cavity of the storage cabinet, a storage disc is rotatably arranged on one side of the upper end of the supporting plate, and a plurality of placing holes are formed in the storage disc in the radial direction in an array mode; each placing hole corresponds to one number, two sliding columns are slidably connected to the two sides of an inner cavity of each placing hole, a clamping block is fixedly connected to one end of each sliding column, and an ejection mechanism used for pushing the sample bottles out of the placing holes is arranged on the supporting plate. According to the invention, by utilizing the ejection mechanism and the arrangement type receiving mechanism, the specified sample bottles can be automatically taken out, the process of finding one by one by a worker is omitted, the operation is more convenient, the labor intensity of the worker is reduced, meanwhile, the condition of taking wrong samples due to unclear observation is also avoided, and the subsequent analysis and test efficiency of the samples is improved.

A near-infrared system for pea component content detection and quality grading comprises a detection module, an analysis and judgment module and a storage module, and the detection module, the analysis and judgment module and the storage module can be arranged on a portable near-infrared spectrometer. According to the invention, the pea near-infrared component detection model in the detection module only needs to carry out near-infrared detection on the pea sample, the basic component content of the pea sample can be obtained through the analysis and judgment module based on the obtained near-infrared reflection spectrum, and the component content is graded according to the pea quality grade standard; whether pea varieties are suitable for being used as starch and protein processing raw materials can be judged. According to the system and the technology, the detection efficiency of the basic components of the pea samples is effectively improved, and the pea samples cannot be damaged, so that the pea samples can be reutilized and can be continuously stored to be detected again when problems occur in subsequent production, and multiple batches of pea samples can be rapidly detected.

The application discloses a kind of copper foil tension detection equipment, belong to copper foil tension detection technical field.Mainly including workbench, workbench top is equipped with fixed block, and workbench top is equipped with movable block that can move along horizontal direction, workbench top is equipped with baffle, baffle side is equipped with a pair of supercharging mechanism, fixed block and movable block top are equipped with limit mechanism.The copper foil tension detection equipment of the application, movable block is moved synchronously during copper foil tension detection process telescopic column, make piston in fixed cylinder of one end of telescopic column slide, to be respectively discharged into multiple installation groove with gas, to movable block is pressurized, to spring is compressed, enhance the elastic force that limit block is received, to gradually strengthen the elastic force that limit block exerts to copper foil with the continuous movement of movable block, to improve fixing effect, reduce copper foil detection process copper foil both ends fall off, guarantee the normal progress of copper foil tension detection.

The present invention relates to the technical field of power collection terminals, and in particular to a power collection terminal and a data writing method thereof. The method of the present invention adopts different storage mechanisms for different categories of operating data, uses memory for temporary data storage, writes index data to the eMMC memory periodically or quantitatively synchronously, and prevents intermediate data from being written to the eMMC memory at will, which can reduce the number of writes to the eMMC memory and the amount of data written, effectively reduces the wear speed of the eMMC memory, and extends the operating life of the power collection terminal. The present invention solves the problem of the existing power collection terminal being scrapped prematurely due to the rapid wear of the eMMC.

The invention discloses a copper core twisting device for cable processing, which comprises a mounting table, a second motor and a rotating shaft, two fixing rods are fixed on the mounting table, a wire ring is fixed on the fixing rods, a rolling mechanism is arranged between the two fixing rods, the second motor is arranged on the mounting table, and the rotating shaft is arranged on the second motor. A rotating shaft is fixed to the output end of the second motor. According to the copper core twisting device for cable processing, after copper wires are twisted, a cross rod, a movable frame, a rotating frame, a pressing wheel and a vertical rod are made to move left and right in order under the action of a second motor, a rotating shaft, a crank and a connecting rod, the effect of flattening the twisted copper cables can be achieved under the action of the pressing wheel, and therefore the copper wires can be conveniently twisted. And a pressing wheel can be rotated in cooperation with the sliding effect between a vertical rod and an inclined panel, the transmission effect between a convex toothed plate and a toothed ring and the elastic effect of a second spring, so that the rotary rolling effect of the copper cable can be achieved, the surface of the copper cable can be comprehensively flattened, and the twisting quality of the copper cable is guaranteed.

The invention belongs to the technical field of medical equipment, and particularly relates to a clinical hemodialysis device which comprises a shell and further comprises a dialysis assembly, the dialysis assembly comprises a dialysis membrane and an inner partition plate, the inner partition plate is located on the inner side of the dialysis membrane, the dialysis membrane is located on the inner side of the shell, and the dialysis membrane and the inner partition plate are both polygonal. According to the dialysis assembly, the contact area of blood and dialysate is increased through the dialysis membrane and the inner partition plate, so that the dialysate can be better subjected to material exchange with the blood, and the removal effect of toxins in the blood is improved. The dialysis membrane and the inner partition plate are both polygonal, so that when blood is injected between the dialysis membrane and the inner partition plate, the blood is distributed in a hollow polygonal shape, the contact area between the blood and dialysate can be increased through the polygonal shape, the dialysate can better absorb toxins in the blood, and meanwhile, due to the hollow distribution of the blood, the blood can be effectively absorbed by the dialysate. The situation that blood in the middle cannot interact with dialysate is avoided, and then the blood dialysis effect is guaranteed.