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64results about How to "Streamline manpower" patented technology

Solid operation system of plane warehouse

The invention provides a three-dimensional operating system for a plane warehouse. Firstly, articles are classified according to characteristics, and necessary storage capacity is distributed for each different class article, current information of layer numbers of a storage area for stored articles and necessary capacity for the article of each layer are determined. Then a positioning system for a traveling overhead crane is installed inside the plane warehouse and a load perceptron is arranged in the traveling overhead crane, and a storage position and its layer are decided according to logic, the capacity of the plane warehouse and the device are not necessary to change, and the multilayer management of articles is achieved, a three-dimensional operating for the plane warehouse is achieved. The three-dimensional operating system for the plane warehouse of the invention can clearly display and tag the stored coil of strip and the information of necessary capacity and an automatic decide for suspending and unloading of operations, entirety operations for storage and transportation of receiving into storage and entrucking from storage are completed, labor power is efficiently decreased, and operation management work for a warehouse is improved.
Owner:CHINA STEEL

Bluetooth earphone system having body temperature measuring function

A bluetooth earphone system with body temperature measuring function, which transmitting the bluetooth earphone measured body temperature value to database to be stored, said bluetooth earphone contains temperature sensor, display and bluetooth module containing a micro controller and a memory, when the blue earphone is wore, the temperature sensor generates body temperature signal according to body temperature, then calculating the signal by micro controller to obtain the body temperature value which can be sent to memory to be stored and indicated by display, in another hand, the micro controller can operate the bluetooth module after calculating temperature value, sending data in memory to bluetooth local device, then back to database to be stored through transmission interface.
Owner:BENQ CORP

Automatic production device for encapsulation and injection molding of inserts

The invention discloses an automatic production device for encapsulation and injection molding of inserts. The automatic production device comprises an injection molding machine, a controller, a die, a rotary feeding device, a feeding robot, a product grabbing and putting gripper and a belt conveying device. The use direction serves as the benchmark. The die is installed on the injection molding machine. The controller is arranged on the side edge of the injection molding machine. The rotary feeding device and the belt conveying device are arranged in front of the injection molding machine side by side in a spaced manner. The feeding robot is arranged between the injection molding machine and the rotary feeding device. The product grabbing and putting gripper is rotationally connected to the feeding robot. The controller is connected with the rotary feeding device, the feeding robot and the belt conveying device through communication. According to the automatic production device for encapsulation and injection molding of the inserts, semi-automatic production of encapsulation and injection molding of the inserts can be achieved, at least two laborers are saved, production time is shortened, production efficiency is improved, and cost is reduced.
Owner:KUNSHAN SPEED AUTO MACHINERY CO LTD

Target object extraction method and device, product detection method and device, computer and medium

The invention provides a target object extraction method, a product detection method and device, a computer and a medium. The target object extraction method comprises the steps of obtaining an image;inputting the image into a pre-trained training model for feature detection to obtain feature information of the image; obtaining a region of interest of the image from the image based on the featureinformation; obtaining a coverage area of the target object in the image according to the region of interest; obtaining a target contour of the target object in the image based on the coverage area of the target object in the image; and extracting a target object from the image according to the target contour in the image; performing feature detection on the image through the training model to obtain feature information of the image, determining a region of interest in the image, obtaining a position of the target object in the image, obtaining a contour of the target object in the image, andrealizing extraction of the target object in the image. Automatic extraction of the target object in the image is realized, so that extraction of the refrigerator panel is more accurate, and the efficiency is improved.
Owner:GREE ELECTRIC APPLIANCES INC +1

Preparative circulating chromatography apparatus

A preparative circulating chromatography apparatus can be applied in chromatographic separation preparation of target components in a complex sample and is mainly advantaged in that: (1) with pre-treatment and concentration of an on-line sample, large-volume sampling on the premise of a high column efficiency can be achieved; (2) through position exchange between a separation column and a trapping column, circulating separation and purification of the target components are achieved and the preparative circulating chromatography apparatus is less in circulating dead volume and column efficiency loss; and (3) through concentration-elution of a finish product through the trapping column, a separation-concentration integrated process is achieved, wherein the three functions are achieved through adjustment of an adsorption performance of the trapping column and valve exchange. Compared with a conventional preparative chromatography method, the apparatus has significant advantages on separations of natural products, drugs and chemical products, especially on separation and preparation of micro-scale targeted components and unstable components in a mixture.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Wafer cleaning machine

The invention discloses a wafer cleaning machine which comprises a rack (4). A feeding workbench (6), a cleaning tank (7) and a discharging workbench (8) are arranged on the lower portion of the rack (4) from right to left in sequence, an ultrasonic vibrating plate (17) is arranged at the bottom of the cleaning tank (7), a rotary cleaning device (5) is arranged in the cleaning tank (7), a single-arm multi-hook mechanical arm (3), a gear motor B (10) driving the single-arm multi-hook mechanical arm (3) to horizontally move and a gear motor C (2) driving the single-arm multi-hook mechanical arm (3) to vertically move are arranged on the upper portion of the rack (4), a plurality of hooks (9) are arranged on an arm body of the single-arm multi-hook mechanical arm (3) and are used for lifting the rotary cleaning device (5), and a controller (1) is further arranged on the rack (4). The wafer cleaning machine has the advantages of being high in automation degree, high in product yield, high in product quality and low in manpower cost.
Owner:CHENGDU TIMEMAKER CRYSTAL TECH

Automatic detection device for electric meter certificate

The invention belongs to the technical field of equipment detection, and relates to an automatic detection device for an electric meter certificate. The upper end of the detection device is provided with a color mark sensor; the color mark sensor is serially connected with a signal processing unit and a first relay in sequence through electrical information; the signal processing unit comprising transistors receives signals of the color mark sensor, and the signals are output to the first relay after being processed; the input end, outputting power supply and connected with commercial power, is electrically communicated with the first relay, and the other end, for output, is electrically communicated with the color mark sensor; the first relay is electrically connected with a timer and an electrical conversion element at the same time, the timer is electrically communicated with the electrical conversion element through a second relay, the electrical conversion element is serially and electrically connected with a pneumatic element and a baffle plate in sequence, the baffle plate is fixedly provided with a switch, and the switch is electrically communicated with an alarm. The device is simple in structure, reliable in principle, easy and convenient to operate, high in automation level, high in production efficiency, good in detection accuracy, and high in detection speed and has the environment-friendly effect.
Owner:元启工业技术有限公司

Workbench structure for powder-spraying automobile wheel and powder-spraying method

The invention discloses a workbench structure for powder-spraying an automobile wheel and a powder-spraying method, and relates to the field of automobile assembly. According to the workbench structure and the method, a support piece structure is arranged between the installation surface of the automobile wheel and a tray, then a powder-spraying operation is performed, and finally, powder is blown on the installation surface by an air-blowing device with an air output adjusting function from bolt holes in the automobile wheel. Therefore, the installation surface is protected, and the powder cannot be accumulated on the tray; and moreover, the tray is universal for wheels with different diameters, so that unnecessary actions of replacing the tray, scraping the installation surface powder and the like are avoided, and a great amount of money for buying equipment is saved, thus saving the manpower and material resources.
Owner:DARE WHEEL MFG

Temperature automatic control system and control method of alternating thermal load test-pieces under space environment

The invention discloses a temperature automatic control system and control method of alternating thermal load test-pieces under a space environment. The temperature automatic control system comprises a control end, an execution end and a data channel connected with the control end and the execution end, wherein the control end includes an instruction input unit which is for inputting instructions for starting and stopping the automatic test system and setting each test parameter, and a central processing unit which is used for comprehensively analyzing user instructions, current test working conditions and feedback data acquired by a data acquisition unit of the execution end, and determining a next step of working condition operation, and the execution end comprises the data acquisition unit which is used for acquiring operating information, the feedback data, sensor parameters and equipment state information of the temperature automatic control system through sensors. With the temperature automatic control system and control method of the alternating thermal load test-pieces under the space environment of the invention adopted, the automation level and work efficiency of the temperature control system can be greatly improved, and manual operation can be reduced maximally, and risks of introducing man-made errors can be reduced.
Owner:BEIJING INST OF SPACECRAFT ENVIRONMENT ENG

Automatic cutting and separating equipment for photovoltaic cells

The invention provides automatic cutting and separating equipment for phtovoltaic cells. The equipment comprises a feeding device, a laser cutting device, a conveying device, a transverse disconnecting device, a longitudinal disconnecting device and a separating device. After the feeding device conveys stacked cells to the fixed position, laser beams generated by the laser cutting device are used for conducting transverse and longitudinal grooving on the cell surfaces. The cells obtained after grooving are conveyed to the transverse disconnecting device through the conveying device. The transverse oblique-folding part of the transverse disconnecting device is provided with a long shaft, selectively unfolded to form a plane and obliquely folded by an angle. The longitudinal disconnecting device comprises at least two longitudinal oblique-folding parts, a rotating shaft is arranged at the junction of the two adjacent longitudinal oblique-folding parts, the axial direction of the rotating shaft is parallel to the conveying direction, at least one longitudinal oblique-abutting part is selectively unfolded to form a plane and obliquely folded to be an angle by taking the rotating shaft as the axis. The separating device is located on the lower side of the longitudinal disconnecting device, the two adjacent conveying belts form an angle, and cell units are completely separated to different storing locations. The automatic cutting and separating equipment eliminates the phenomenon that a large amount of manual work is adopted in the process in the prior art, full automatic equipment is adopted, the labor cost is greatly lowered, and meanwhile the yield can be increased, and the production efficiency is improved.
Owner:OPES SOLUTIONS (CHANGZHOU) CO LTD FACTORY

Automatic ammeter certificate pasting device

The invention belongs to the technical field of electronic equipment manufacture, and relates to an automatic ammeter certificate pasting device. A reflector is arranged at the front end of the pasting device, a photoelectric sensor is mounted right in front of the reflector and is electrically connected with a timer switch, and the timer switch is electrically communicated with a first timer and a second timer; the left end of the first timer is electrically connected with a first relay, a first power supply supplies power to the first relay, and the right end of the first timer is electrically connected with the second timer; the second timer is electrically communicated with a second relay, the ports of the second relay are respectively and electrically communicated with the first power supply, a detection sensor and a central control panel, the central control panel is electrically connected with a motor, the take-up shaft of the motor is sleeved with a certificate backing tape, a certificate separation plate is formed above the certificate backing tape, and a second power supply supplies power to the central control panel. The device has the advantages of simple structure, reliable principles, high automation level, productivity, pasting accuracy and pasting speed, as well as environmental friendliness.
Owner:元启工业技术有限公司

Clamping device for metal machining

The invention relates to the technical field of clamping tools, in particular to a clamping device for metal machining. The clamping device comprises a base, two installing plates are symmetrically arranged on the base, polygonal outer frames are arranged on the installing plates, a plurality of arc-shaped clamping plates are annularly and uniformly distributed inside the polygonal outer frame, and the number of the arc-shaped clamping plates corresponds to that of the edges of the polygonal outer frame. According to the structure, the clamping strength of a metal part can be effectively improved, the stability of the metal part during machining is improved, the situation that the part moves and influences the machining precision is avoided, meanwhile, the equipment can automatically clamp the part, manpower during manual operation is simplified, and practicability is improved.
Owner:WEIFANG BUSINESS VOCATIONAL COLLEGE

Six phase electrode alternating submerged arc furnace

The invention discloses a six phase electrode alternating submerged arc furnace. Six phase electrodes are evenly arranged in the furnace. When the furnace runs, each phase electrode is same in terms of a voltage gradient, current density, power and a power circle. The power circles of the six phase electrodes are intersected reasonably, the temperature of a reaction zone in the furnace is balanced, and under the condition that diameters of the electrodes are kept same, capacity and output of the submerged arc furnace can be increased more than two times. Heat waste of a furnace body per unit output is obviously reduced, unit electricity consumption per unit product output is obviously reduced, and labor is saved more than 40 percents. The six phase electrode alternating submerged arc furnace is simple in structure, easy to manufacture, convenient to popularize, capable of improving the capacity of the submerged arc furnace, and improving heat efficiency, simplifying the structure, reducing manufacturing cost and prolonging the service life.
Owner:成都高威节能科技有限公司

Rotation type coloring device for textile fabric

The invention relates to a coloring device for a textile fabric, in particular to a rotation type coloring device for the textile fabric. The to-be-solved technical problem is that the rotation type coloring device for the textile fabric capable of conveniently collecting the fabric after dyeing, avoiding polluting the fabric, and uniformly dyeing the fabric is provided. The invention provides therotation type coloring device for the textile fabric, the rotation type coloring device for the textile fabric comprises a mounting box and the like, wherein the bottom and top middle portions of themounting box are both provided with first bearing seats, the right side of the inner bottom of the mounting box is connected to a motor, the first bearing seats at the upper and lower sides of the mounting box are connected to first rotating rods, the lower portion of each first rotating rod and an output shaft of the motor are all connected to belt pulleys. The rotation type coloring device forthe textile fabric has the advantages that the effects of conveniently collecting the fabric after dyeing, avoiding polluting the fabric, and uniformly dyeing the fabric are achieved, the mounting box, the first bearing seats and the like are arranged, so that coloring and winding back can be carried out simultaneously, it is avoided that the colored fabric has contact with other places and gets polluted, and the fabric is located at a horizontal location so that the coloring of the fabric is convenient, and the coloring of the fabric is uniform.
Owner:江门市新会区叶润纺织有限公司

Combined beehive for apis cerana

The invention relates to the technical field of honey, in particular to a combined beehive for apis cerana. The combined beehive for apis cerana comprises a beehive body, wherein the beehive body is composed of a beehive bottom, a nest box, a bottomless box I, a bottomless box II and a box cover which are arranged in sequence from top to bottom, a separation net is arranged between the nest box and the bottomless box I, and a gauze is arranged between the bottomless box II and the box cover. The combined beehive for apis cerana has the advantages that the beehive bottom is used for controllingapis cerana to come in and go out, preventing apis cerana from being attacked and sterilizing apis cerana, the nest box is used for breeding of apis cerana, the bottomless box I is used for storing honey, the bottomless box II makes apis cerana further age, according to the physiological properties of swarms, the natural characters that the honey is stored in the upper portion, and apis cerana spawns in the lower portion are formed, according to the bee colony and honey source situation, the bottomless box I and the bottomless box II are added timely, thereby achieving partitioning of spawning reproduction and honey production and storage, being conductive to simplifying the manpower, and increasing the honey maturity and honey yield, the honey yield is increased by 50% per year, the baume degree of the honey reaches 42, and the high-quality honey standard (GB14963) is reached; and the production cost of the beehive is saved by 10%.
Owner:汉中市田园盛世农林科技有限公司

Adjusting bracket applied to pipeline welding

The invention provides an adjusting bracket applied to pipeline welding in order to solve the technical problems that in the prior art, machinery cannot be used, time and efforts are wasted and the danger coefficient is large. The adjusting bracket is provided with a pedestal, a supporting rod, a lifting rod and a pipeline supporting plate; the pedestal is fixedly provided with a first gear rack;the first gear rack is provided with a first meshing gear in a matching manner; a supporting seat is arranged on the pedestal; the supporting seat is fixedly provided with a first servo motor; a poweroutput shaft of the first servo motor is connected with the first meshing gear; the supporting seat is fixedly provided with a second servo motor and the supporting rod; an up-and-down sliding passage of which the upper end is opened is arranged inside the supporting rod; the lifting rod is arranged inside the sliding passage and is fixedly provided with a second gear rack; the second gear rack is provided with a second meshing gear in a matching manner; the second meshing gear is connected with the power output shaft of the second servo motor; a third servo motor is arranged on the supporting rod; and the power output shaft of the third servo motor is connected with the bottom of the pipeline supporting plate. The adjusting bracket can be widely applied to the technical field of pipelinewelding.
Owner:山东一源能源科技开发有限公司

Management station of multi-point time-sharing water quality monitoring system

A management station of multi-point time-sharing water quality monitoring system for managing a water quality sensor machine is disclosed to include a landing platform, a main control module, a wireless transmission module, a washing machine and a charging unit. When the unmanned vehicle returns to the landing platform from one sensing point, the main control module automatically controls the washing machine to wash the water quality sensor module, and also controls the charging unit to charge a power battery installed on the unmanned vehicle. The management station can not only manage all online water quality sensor machines, and can also automatically complete washing and charging operations after the unmanned vehicle returns, and then the unmanned vehicle continues to fly to the next sensing point to perform the collection task according to the set flight path, until all tasks are completed. This design streamlines manpower and reduces maintenance costs.
Owner:WU SHANG JUNG

Soil alkali fusion pretreatment method

The invention belongs to the technical field of analytical chemistry, and particularly relates to a soil alkali fusion pretreatment method. The pretreatment method comprises the steps of sample treatment, pre-digestion, re-digestion, post-treatment and the like; the pretreatment method is simple and feasible, most of the pretreatment method is automatically controlled by a system, the error degreeof manual operation can be greatly reduced, in the actual treatment process, selective operation can be carried out according to the difference of metal elements such as manganese and barium, alkalifusion pretreatment can be directly carried out by omitting the pre-digestion step, while the metal elements such as tin need to be strictly implemented according to the steps, and thus the actual detection range of the method is extended. By simplifying the pretreatment step and making the simplified step blended into a specific instrument, the efficiency of sample pretreatment is greatly improved.
Owner:宁波市环境监测中心

Circuit breaker with convenient maintenance

The invention provides a circuit breaker with convenient maintenance. The circuit breaker comprises a shell. A circuit breaker body is fixedly installed in the shell. One side of the shell is providedwith a cover plate. Two sides of an outer surface of the shell are provided with clamping grooves. Two sides in the cover plate are provided with slots. Inner walls of the slots are fixedly connectedto first springs. One end of each of the first springs is fixedly connected to a trapezoidal block. One side of the trapezoidal block passes through a slot and extends to the internal part of a clamping groove. One side of the trapezoidal block in the clamping groove is provided with a slot hole, and a locking mechanism is clamped in the slot hole. A connection rod is welded to the other side ofthe trapezoidal block. One end of the connection rod passes through the cover plate and extends to the outer surface of the cover plate. According to the circuit breaker with convenient maintenance, through setting the first springs, the trapezoidal blocks and the slot holes, the circuit breaker cooperates with the locking mechanism, thus the disassembly of the cover plate and the shell is facilitated, thus the maintenance of the circuit breaker body after dismantling of the cover plate in the later period is facilitated, and thus the circuit breaker body can operate normally.
Owner:佛山杰致信息科技有限公司

Semiconductor manufacturing system and process control method thereof

The present invention relates to semiconductor manufacturing system and its program control process. The control of the manufacturing process includes: transmitting at least one measurement item viathe operation interface from the measurement item field of data module to the measuring installation and measuring to obtain corresponding measured value; storing via the operation interface one manufacture process condition table and determining the name of the manufacture process based on the measured value; transmitting manufacture process parameters corresponding to the manufacture process tothe operation interface via the manufacture process identifying field in data module based on the manufacture process name; accepting the manufacture process parameters via the self-operation interface in the semiconductor apparatus and executing the semiconductor manufacture process.
Owner:MACRONIX INT CO LTD

Anti-sliding coefficient bolt fastening instrument

The invention discloses an anti-sliding coefficient bolt fastening instrument comprising a control cabinet. L-shaped plates are arranged on the front portion and the rear portion of a control cabinet panel correspondingly. The upper ends of the L-shaped plates are each provided with a first transverse plate. A motor and a gearbox connected with the motor are arranged in the control cabinet. The gearbox is connected with a screw rod. The screw rod is sleeved with a rotary handle. A lower sleeve is arranged on the upper portion of the rotary handle. A torque transmission device is arranged above the lower sleeve and comprises an upright and a sliding key sleeve. A sliding key is arranged on the lower portion of the upright and is movably sleeved with the sliding key sleeve matched with the sliding key. An upper sleeve is arranged on the lower portion of the sliding key sleeve and is matched with the lower sleeve. A second transverse plate is arranged at the upper end of the upright. A connecting rod is arranged in the center of the upper portion of the second transverse plate. The connecting rod penetrates through an inverted-convex groove in a platform to be connected with a torque sensor. The torque sensor is connected to a torque display. A boss of the groove is provided with a bearing. The bearing is provided with a spiral thread pressing plate.
Owner:THE 2ND ENG CO LTD OF CHINA RAILWAY 16TH BUREAU GRP +1

Modular system suitable for black and odorous water remediation

The invention relates to a modular system suitable for black and odorous water remediation. Black and odorous water treatment is a complex and systematic project, and a single treatment method is often poor in effect. The modular system comprises an ecological floating bed module arranged on the water surface, a power and energy supply system is arranged on the ecological floating bed module, thepower and energy supply system is connected with a solar energy or wind energy collection system, an aeration module and a repair light supplement module respectively, the system further comprises anintelligent monitoring and control module arranged underwater, the intelligent monitoring and control module is connected with a bottom-layer remediation agent slow-release adding module, and the intelligent monitoring and control module controls the bottom-layer remediation agent slow-release adding module to be opened or closed according to the monitored water body pollution degree value. The intelligent monitoring and control module comprises a probe. Unmanned treatment can be achieved, green and environment-friendly energy is adopted, and the device is environmentally friendly and convenient to install and maintain.
Owner:HUBEI HONGXING LANDSCAPING PROJECT CO LTD

Automatic white balance adjustment equipment and method for wireless communication of liquid crystal display

The invention relates to automatic white balance adjustment equipment and method for wireless communication of a liquid crystal display. The equipment comprises an industrial control computer, a color analyzer, a wireless communication control card, a wireless signal generator, a collector plate and a transport line body, wherein the industrial control computer is connected with the color analyzer and the wireless communication control card respectively, a signal communication hole of the wireless communication control card faces the transport line body, the wireless signal generator is arranged on the collector plate and connected with a display to be adjusted on the collector plate, a signal communication hole of the wireless signal generator is outward attached to the side of the collector plate, and the control end of the transport line body is connected with the wireless communication control card; and when the transport line body transports the collector plate to a debugging station, the signal communication hole of the wireless signal generator is opposite to the signal communication hole of the wireless communication control card, so that the wireless signal generator is wirelessly connected with the wireless communication control card. Compared with the prior art, the equipment and the method have the advantages of reducing the operation, improving the efficiency, improving the quality and the like.
Owner:L&T DISPLAY TECH FUJIAN

Automatic cutting and separation equipment for photovoltaic cells

The invention provides automatic cutting and separating equipment for phtovoltaic cells. The equipment comprises a feeding device, a laser cutting device, a conveying device, a transverse disconnecting device, a longitudinal disconnecting device and a separating device. After the feeding device conveys stacked cells to the fixed position, laser beams generated by the laser cutting device are used for conducting transverse and longitudinal grooving on the cell surfaces. The cells obtained after grooving are conveyed to the transverse disconnecting device through the conveying device. The transverse oblique-folding part of the transverse disconnecting device is provided with a long shaft, selectively unfolded to form a plane and obliquely folded by an angle. The longitudinal disconnecting device comprises at least two longitudinal oblique-folding parts, a rotating shaft is arranged at the junction of the two adjacent longitudinal oblique-folding parts, the axial direction of the rotating shaft is parallel to the conveying direction, at least one longitudinal oblique-abutting part is selectively unfolded to form a plane and obliquely folded to be an angle by taking the rotating shaft as the axis. The separating device is located on the lower side of the longitudinal disconnecting device, the two adjacent conveying belts form an angle, and cell units are completely separated to different storing locations. The automatic cutting and separating equipment eliminates the phenomenon that a large amount of manual work is adopted in the process in the prior art, full automatic equipment is adopted, the labor cost is greatly lowered, and meanwhile the yield can be increased, and the production efficiency is improved.
Owner:OPES SOLUTIONS (CHANGZHOU) CO LTD FACTORY

Linear regression model-based maintenance support object consumption prediction method

The invention relates to a linear regression model-based maintenance support object consumption prediction method, which belongs to the technical field of maintenance statistics, is based on standard equipment comparison, and is characterized by comprising the following steps of: 1, selecting basic equipment; 2, selecting a basic equipment task project; 3, preprocessing basic equipment task man-hour data; 4, collecting basic equipment task man-hour data; 5, performing basic equipment task project man-hour data processing; and 6, specifying single equipment repair standard working hours and working hour quota, and calculating the maintenance working hours of the equipment through a computer, so that the accuracy of the method can be improved, manpower is simplified, tasks are processed through the optimal working hours, and labor cost is saved to the maximum extent.
Owner:中国人民解放军32181部队

Garden drainage structure processing device

The invention relates to the technical field of garden drainage, in particular to a garden drainage structure processing device. The phenomenon that external water flows backwards can be avoided. For the garden drainage structure processing device, a drainage structure comprises a connecting pipe, a bottom pipe and a calabash body, wherein the connecting pipe is connected to the bottom pipe, and the calabash body is located in the connecting pipe and the bottom pipe. The device comprises arc-shaped arms, a flat plate and a lead screw, wherein the two arc-shaped arms slide on the flat plate, the two arc-shaped arms are both connected to the lead screw, and the lead screw is connected to the flat plate. Water flowing back is guided by the calabash body to be scattered to two sides along the space between the calabash body and the bottom pipe by taking the axis of the calabash body as the center, the water flows out of a gap between the connecting pipe and the bottom pipe by utilizing the flow guide of the calabash body, so that the water is prevented from flowing back into the connecting pipe, and the connecting pipe, the bottom pipe and the calabash body form a one-way drainage structure.
Owner:ZHEJIANG GUANGSHA COLLEGE OF APPLIED CONSTRTECH
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