92results about How to "Auto exclude" patented technology

The invention provides a security protection early-warning system and method based on radar detection and video image behavior analysis. The method comprises: S1, carrying out pairing and calibrationon a radar detecting device and a cloud platform camera; S2, monitoring whether a moving target exists in a monitoring range in real time by a radar and sending position information of all moving targets to an intrusion event detecting module; S3, determining positions of the moving targets relative to the cloud platform camera; S4, determining an adjustment angle of the cloud platform camera anda needed magnification value; S5, moving the visual field center of the cloud platform camera to the positions of the moving targets and controlling the cloud platform camera to carry out magnification; and S6, acquiring a current image of the cloud platform camera, carrying out a behavior analysis on the moving targets, determining a real intrusion target, and sending out alarm information. The security protection early-warning method has advantages of simple algorithm, fast recognition speed of the intrusion target, high recognition accuracy, and flexible equipment installation position arrangement and the like; the missed detection rate and the false alarm rate are reduced substantially; and the response speed of the system is increased.

The invention discloses a method for processing interphase short circuit of a three-phase non-effective grounding power supply system. The method comprises the following steps: when two-phase or three-phase interphase short circuit occurs in a line, maintaining one fault phase of the line to be conducted and tripping off other fault phases, and artificially grounding the other fault phase conducted with the fault phase or directly utilizing the existing grounding point; enabling a live-line phase or a neutral point of the three-phase non-effectively grounded power supply system except the fault phase to be circularly connected and disconnected with the ground, so that the live-line phase or the neutral point and the fault phase form a closed loop and generate a current pulse, and detecting the current pulse by a controlled switch; when a certain controlled switch reaches a trigger condition and cuts off a line, eliminating a fault. According to the method, the inter-phase short-circuit fault point interval can be quickly positioned, the fault can be automatically, quickly and accurately removed, the processing quality of the inter-phase short-circuit fault can be well improved, and the power supply safety is improved.

The invention provides a method and a device for continuously separating oil-water slag with dismantling and cleaning. Due to the adoption of a technology of combining gravity separation, air floatation separation, ultrasonic separation and cleaning and the like, wastewater containing oil and slag is separated and treated. The device is a vertical tank type sealing container which is arranged vertically, wherein the upper part of the container is rectangular; the lower part of the container is of an inverted pyramidal shape; a rectangular casing is externally surrounded by an ultrasonic generator and is internally divided into two inner cavities with the different sizes by a partition board; an oil drain port, a wastewater inlet, rectangular inclined plates arranged in a staggered way andan air floatation coiled pipe are arranged in the bigger inner cavity; a clear water outlet, a rectangular dense hole filtering mesh plate, a rectangular mesoporous filtering mesh plate and a rectangular gross porous filtering mesh plate are respectively arranged in the smaller inner cavity; and a slag discharging opening is connected to the lower end of a groove body at the tank bottom of the inverted pyramidal shape. The device is advanced in separation method, simple in structure and high in treatment efficiency; and particularly, in the production, internal cleaning can be carried out without stopping work and dismantling a casing of the device, and thus the continuous high-efficiency operation of the equipment can be ensured.

The invention relates to an impact type water turbine in the technical field of hydraulic electrogenerating. The water turbine is mainly composed of an ejection device and a rotation device, wherein the ejection device is mainly composed of a base plate, a top plate, lateral plates on the two sides and components such as an ejection opening formed by a rotary valve hinged to the water outlet end of the top plate or the base plate and a transmission component of the rotary valve; and the rotation device is formed by components such as a wheel disc or hub arranged on a main shaft, a plurality of blades which are arranged on the outer surface of the wheel disc or hub, the shape of the surface between the two sides is a groove, outer end guide plates arranged on the outer end faces of the groove-shaped blades, inner end guide plates arranged on the inner end faces of the groove-shaped blades and the like, wherein the shape of the surface between the two sides of each blade is in a groove shape. By means of the water turbine, the water flow pressure energy can be efficiently converted into rotary mechanical energy, and the water turbine can be suitable for low-water-head large-flow water energy resources.

The invention relates to a mass-concrete cooling water recycling device and method. The mass-concrete cooling water recycling device comprises a refrigerating system, a circulation water tank, a cold water conveying and supplying system and a backwater collecting tank, wherein the refrigerating system is communicated with the circulation water tank, and the circulation water tank is communicated with the cold water conveying system. The cold water conveying system supplies cooling water for a mass-concrete cooling area, the cooling area discharges backwater into the backwater collecting tank, and then the collected cooling backwater is conveyed into the circulation water tank. The device adopts the technical measures that the water collecting tank recovers the mass-concrete cooling backwater in a centralized mode and a water mixing tank fully mixes catchment water and the like, so that the recycle of recovered cooling water is realized, the water resource and power consumption is reduced, the equipment wear is reduced, and the actual efficiency of refrigerating equipment is increased. The mass-concrete cooling water recycling method has the advantages of energy saving, environmental protection, economy, high efficiency, convenience and reliability.

The invention discloses an intelligent rural sewage operation and maintenance management system. The system comprises a sewage treatment system, a data acquisition and monitoring system and an intelligent operation and maintenance management system which are electrically connected with one another, wherein the sewage treatment system comprises a plurality of sewage purification devices and an automatic control module and is used for purifying sewage; the data acquisition and monitoring system comprises a water quality acquisition module and a power equipment operation data acquisition module;the water quality acquisition module is used for acquiring the sewage quality condition of each stage treated by the sewage treatment system, and the power equipment operation data acquisition moduleis used for acquiring the operation condition of each sewage purification device in the sewage treatment system; and the intelligent operation and maintenance management system is used for carrying out operation and maintenance management on the whole system and carrying out processing and feedback on abnormity of the system. Through intelligent management and control combining online remote monitoring, unattended operation and remote control, operation and maintenance management cost is effectively reduced, and equipment faults can be handled in time.

The invention discloses an anti-glare screen protection film. The main structure of the anti-glare screen protection film comprises a main film, a mounting adhesive layer, a mounting adhesive protection film, an anti-glare scratch-resistant layer, a protection film adhesive layer and a scratch-resistant layer protection film, wherein the three layers of the main film, the three layers of the mounting adhesive protection film and the scratch-resistant layer protection film are film structures of polyethylene terephthalate (PET) material, and the three layers of the mounting adhesive layer, the anti-glare scratch-resistant layer and the protection film adhesive layer are adhesive structures with different properties. The invention also discloses a making method of the anti-glare screen protection film. The anti-glare screen protection film provided by the invention is easy to mount, and capable of quickly and automatically removing bubbles; no adhesive residue is left on the screen surface after the anti-glare screen protection film is removed; the anti-glare screen protection film can be repeatedly sticked and used after being removed from the screen; the anti-glare screen protection film has the functions of scratch resistance, excellent abradability, stain repellence and the like, and can effectively eliminate reflected light and strong glare in a situation that an extreme brightness contrast exists at a time or in a space so as to cause visual sense uncomfortableness and object visibility reduction; in addition, the anti-glare screen protection film has the characteristics of high fashion property, capability of strengthening liquid crystal picture stereo feeling and making the color more plentiful, and the like, and can be widely applied to screen protection of various liquid crystal display screens. The making method of the anti-glare screen protection film provided by the invention is simple, easy to operate and suitable for industrial production.

The invention discloses an electromagnetic wave shielding protective film. The protective film mainly comprises a main film, a composite glue layer, a metal nano layer, a composite PET (polyethylene terephthalate) film, an assembly glue layer, an assembly glue protective film, a scratch-resistant layer, a protective film glue layer and a scratch-resistant layer protective film. The protective film has the following advantages: the protective film is easy to assemble; the bubbles can be rapidly and automatically eliminated; the screen surface is free of residual glue after the protective film is removed; the protective film can be repeatedly pasted and used after being removed from the screen and has the functions of resisting scratch, resisting wear and preventing fouling; and due to addition of the metal nano layer, the screen protective film can shield the electromagnetic waves harmful to the human bodies, has the capabilities of eliminating the static electricity, reflecting infrared rays and ultraviolet rays and can be widely used for protecting the screens of various liquid crystal displays. A manufacturing method of the screen protective film is simple, easy to operate and suitable for industrial production.

The invention discloses a flash scratchproof protection film, which comprises a scratchproof layer protection film PET (polyethylene terephthalate) substrate, a protection film glue layer, a scratchproof layer, a composite main film PET substrate, an installing glue layer and an installing flue protection film PET substrate, wherein at least one of scratchproof layer, the composite main film PET substrate and the installing glue layer contains flash powder, or a color transparent material or a mixture containing the flash powder and the color transparent material. According to the protection film, because at least one of the scratchproof layer, the composite main film PET substrate or the installing flue layer is the flash layer or the color transparent layer or the color flash layer, the whole protection film has the characteristics of multiple colors and flashing, transparent brightness, strong fashion sense and the like; the flash scratchproof protection film can be widely used for various liquid crystal displays or automobile protection films and satisfies fashion pursuing trends of young people; and a preparation method of the flash scratchproof protection film is simple and easy to operate and is suitable for industrial production.

The invention provides a method and a device for reducing metal artifacts in medical images, wherein the same fault of medical images comprises artifacts comprises artifacts generated by large metal objects and small metal objects with different sizes. The method is used for processing artifacts generated by the large metal objects and the small metal objects in the same fault image by different methods. According to the invention, the small metal objects can be automatically excluded out of the algorithm processing, and meanwhile the artifacts caused by the large metal objects can be removed as much as possible.

A distillation device for treating liquid to be purified comprising: a) a boiler having an upper chamber (1B) and a lower chamber (1A); b) a liquid delivery system (1) for delivering the liquid to the lower chamber (1A); c) a heater (14) to heat the lower chamber (1A) to a predetermined temperature at which the liquid will be vaporized upon entering and / or contacting a surface of the lower chamber (1A); d) a vapor collector (9, 11) located in the upper chamber (1B) to receive and collect the vapor emanating from the lower chamber (1A); and e) a condenser (1C) in communication with the vapor collector (9, 11) to receive and condense that vapor into purified liquid.

The invention relates to the technical field of the network security, and specifically relates to a system capable of quickly discovering and processing network fault, and a processing method thereof.The processing method comprises the following steps: continuously monitoring and analyzing running state and traffic data of target network equipment by using a server, and establishing a traffic database after acquiring the traffic data of the target network equipment, and then performing real-time analysis and judgment on the traffic database; shielding a fault source by adopting a corresponding processing rule once discovering the network abnormality, thereby realizing the quick recovery of the network fault. Through the processing method disclosed by the invention, the network fault caused by network illegal behavior can be quickly processed, and the technical problem of low operation and maintenance efficiency is solved.

The present invention utilizes three different equipments to respectively implement methane generation, storage and application, and combines them into an integrated installation so as to reduce cost, raise methane production yield and raise utilization rate of raw material.

The invention relates to paper cutting machines, in particular to a paper cutting machine. The paper cutting machine comprises a machine body, a front operating floor mechanism, a rear operating floor mechanism and a cutter mechanism. The rear operating floor mechanism comprises a rear operating floor fixed to the machine body, rear baffles arranged at the left side and the right side of the rear operating floor and a material pushing unit arranged on the top face of the rear operating floor. The material pushing unit is used for pushing paper to the position below the cutter mechanism. The front operating floor mechanism comprises a frame body, a front operating floor with the front end being connected to the frame body through a rotating shaft, a displacement unit and a lifting unit which is arranged at the bottom of the frame body. The lifting unit is used for controlling the front operating floor to rotate relatively around the rotating shaft. The cutter mechanism is fixed to the top of the rear end of the frame body and comprises a cutter making reciprocating motion relative to the front operating floor. The front operating floor is provided with a material falling opening. A waste tank is arranged on the machine body and located below the material falling opening. According to the paper cutting machine, paper waste edges can be removed automatically, and operating stability is high.

The invention discloses a scratch-resistant color screen protective film. The protective film mainly comprises a main film, an assembly glue layer, an assembly glue protective film, a scratch-resistant layer with colors, a protective film glue layer and a scratch-resistant layer protective film. The protective film has the following advantages: the protective film is easy to assemble; the bubbles can be rapidly and automatically eliminated; the screen surface is free of residual glue after the protective film is removed; the protective film can be repeatedly pasted and used after being removed from the screen and has the functions of resisting scratch, resisting wear and preventing fouling; and as different colors of organic dyes and other dispersing aids are added to the scratch-resistant layer, the whole protective film has the characteristics of transparent and bright colors, strong fashion sense and the like after uniform dispersion and can be widely used for protecting the screens of various liquid crystal displays. The manufacturing method of the scratch-resistant color screen protective film is simple, easy to operate and suitable for industrial production.

The invention discloses equipment for coating paper on square wood parts, which comprises a frame and a controller. A conveying unit, a heating unit, an adhesive dispensing unit, a paper feeding unit, a paper pressing unit, a paper cutting unit and a paper waste recovery unit are arranged on the frame. The conveying unit comprises input delivery rollers, middle delivery rollers and output delivery rollers. The heating unit comprises an infrared heater. The adhesive dispensing unit comprises an extrusion-type pre-melted adhesive device and an adhesive dispensing port formed below the extrusion-type pre-melted adhesive device. The paper feeding unit consists of a support and a paper winding drum, and the paper winding drum is positioned in front of a heating rack. The paper pressing unit comprises a first paper pressing unit and a second paper pressing unit; the first paper pressing unit is positioned above the middle of the input and middle delivery rollers and comprises paper pressing mechanisms facing to the upper bottom, the left side and the lower bottom of a square wood part; and the second paper pressing unit comprises a paper pressing mechanism facing to the right side of the square wood part. The paper cutting unit comprises a cutter height alignment and regulation mechanism on which a first cutter and a second cutter are arranged. The paper waste recovery unit comprises a connecting base and a sucker. The equipment has the advantages of close bonding effect and flat and step difference-free joint.

The invention discloses a portal machining center combination for large part machining. A support (1b) is a square frame body. An X-axis nut base (5) at the bottom of a working table (4) is in screw-thread fit with an X-axis lead screw (6). Nitrogen balancing cylinders (24) are symmetrically arranged on the left side and the right side of a Y-axis slide base (11). Cylinder bodies of the nitrogen balancing cylinders (24) are fixed to the Y-axis slide base (11). An output shaft of a main shaft motor (19) is connected with the input end of a gearbox (20). An output shaft of the gearbox (20) is sleeved with a driving wheel (21). The driving wheel (21) is connected with a driven wheel of a main shaft (23) through a belt (22). The movement in each axial direction is achieved through the large-torque motor and a screw-nut pair, complex profiles can be machined, high-speed cutting can be achieved, the low-speed large-torque cutting can be achieved as well, the nitrogen balancing cylinders are used for balancing the gravity of the main shaft box, and the stability of the Z-axis movement is ensured.

The invention discloses a hydraulic static leveling instrument with an automatic exhaust function. The leveling instrument is connected with an automatic exhaust valve; the automatic exhaust valve comprises a valve shell, an exhaust valve upper cover, a sealing ring and a small ball with a stabilizing rod; the valve shell is detachably connected with the exhaust valve upper cover; an air outlet isformed in the upper part of the valve shell; the lower part of the valve shell is provided with a hollow pipe which is connected with the liquid level of the inner liquid of the hydraulic static leveling instrument; an air inlet in the bottom of the hollow pipe is connnected with the air outlet through a cavity in the valve shell, the sealing ring is fixed to a funnel-shaped slope at the upper end of the hollow pipe, and the small ball with the stabilizing rod enables the stabilizing rod to be placed in the hollow pipe so that the small ball is tightly attached to the sealing ring. The devicecan automatically discharge a gas in the leveling instrument, is efficient and practical, can reduce measurement errors, greatly improves measurement precision of the static leveling instrument, andis convenient to operate, simple in structure and convenient to use.

The invention relates to a three-inlet spiral slag pushing type hydraulic cyclone, which comprises a settlement pot, an anti-backflow device, an inlet, an inlet pipe, a cover plate, an overflow pipe, a cylindrical body, a cone, an underflow pipe, a valve and a spiral slag pusher. The inlet design of the hydraulic cyclone is a three-inlet structure, the inlet employs three narrow and long gradually changed rectangular inlet pipes with three same cross section shapes, three inlets are symmetrically arranged with an angle presenting 120 DEC, the long edge of the rectangle is parallel to axis of the hydraulic cyclone, wherein one long edge is tangent with the inner surface of the cylindrical body, separation efficiency can be improved by the structure; the settlement pot is connected at the underflow port, the anti-backflow device is added in the settlement pot for preventing phenomenon of liquid leakage; a cylindrical hopper is connected at the lower part of the settlement pot, a spiral is arranged in the cylindrical hopper, and a speed regulation motor is used for uninterruptedly rotating the spiral for discharging solid slag though a spiral shaft outside the cylindrical hopper. According to the invention, slag deposited at the underflow port can be discharged in an automatic, stable and adjustable mode.

The invention discloses a scratch-resistant stain-repellent screen protection film. The main structure of the scratch-resistant stain-repellent screen protection film comprises a main film, a mounting adhesive layer, a mounting adhesive protection film, a scratch-resistant layer, a protection film adhesive layer and a scratch-resistant layer protection film, wherein the three layers of the main film, the mounting adhesive protection film and the scratch-resistant layer protection film are film structures of polyethylene terephthalate (PET) material, and the three layers of the mounting adhesive layer, the scratch-resistant layer and the protection film adhesive layer are adhesive structures with different properties. The invention also discloses a making method of the scratch-resistant stain-repellent screen protection film. The scratch-resistant stain-repellent screen protection film provided by the invention is easy to mount, and capable of quickly and automatically removing bubbles; no adhesive residue is left on the screen surface after the scratch-resistant stain-repellent screen protection film is removed; the scratch-resistant stain-repellent screen protection film can be repeatedly sticked and used after being removed from the screen; and the scratch-resistant stain-repellent screen protection film has the functions of scratching resistance, excellent abradability, stain repellence and the like, and can be widely applied to screen protection of various liquid crystal display screens. The making method of the scratch-resistant stain-repellent screen protection film provided by the invention is simple, easy to operate and suitable for industrial production.

The invention provides automatic feeding and nail distributing equipment, which comprises a bottom plate, a vibrating disc device, a nail distributing mechanism, a conveying pipe and a reverse nail collecting box, wherein the vibrating disc device is arranged on the bottom plate, the nail distributing mechanism is arranged on one side of the vibrating disc device, the reverse nail collecting box is arranged below an outlet of the nail distributing mechanism, one end of the conveying pipe is communicated with a discharging port of the vibrating disc device, and the other end of the conveying pipe is communicated with a feeding port of the nail distributing mechanism. The automatic feeding and nail distributing equipment has the advantages of being simple in structure, convenient to use, easy to operate, free of manual operation and high in working efficiency; nail distribution is smooth, nail clamping is avoided, and broken nails can be automatically removed; through holes are formed inan anti-reverse plug pin, a first plug pin and a second plug pin respectively, each through hole can only accommodate one rubber nail, only one rubber nail is output every time when the nails are conveyed, nail distribution and conveying of the rubber nails are very smooth, and the phenomenon of nail clamping or nail cutting cannot occur; and the automatic feeding and nail distributing equipmentis provided with a nail distributing air cylinder device, the nail distributing air cylinder device is used for driving, automatic nail feeding can be achieved, and the nail feeding efficiency is improved.

The invention belongs to the technical field of medical transfusion devices and particularly relates to a bubble-prevention fast exhaust transfusion device with an improved structure, which comprises a dripping chamber, wherein the upper end part of the dripping chamber is connected with an upper liquid dripping pipe, the lower end part of the dripping chamber is connected with the lower liquid dripping pipe, the bubble-prevention fast exhaust transfusion device also comprises an air isolation cover body, the air isolation cover body is matched with the lower liquid dripping pipe, and the airisolation cover body or the lower liquid dripping pipe is provided with a bubble-prevention liquid outlet groove for making liquid flow into the lower liquid dripping pipe from bottom to top. The bubble-prevention fast exhaust transfusion device has the advantages that the structure is simple, the production cost is low, the goal of automatically, fast and thoroughly exhausting the air in the transfusion device can be realized, the exhaust operation by medical personnel is not needed, the exhaust speed is high, and safety and reliability are realized.

The invention discloses a colorful scratch-resistant screen protection film. The main structure of the colorful scratch-resistant screen protection film comprises a colorful main film, a mounting adhesive layer, a mounting adhesive protection film, a scratch-resistant layer, a protection film adhesive layer and a scratch-resistant layer protection film. The colorful scratch-resistant screen protection film provided by the invention is easy to mount, and capable of quickly and automatically removing bubbles; no adhesive residue is left on the screen surface after the colorful scratch-resistant screen protection film is removed; the colorful scratch-resistant screen protection film can be repeatedly sticked and used after being removed from the screen; the colorful scratch-resistant screen protection film has the functions of scratch resistance, excellent abradability, stain repellence and the like; in addition, because the used colorful main film is a colorful base film, and at least one of the scratch-resistant layer or the mounting adhesive layer is a colored layer, the colorful scratch-resistant screen protection film has the characteristics of gorgeous colors, transparentness and brightness, high fashion property, and the like, and can be widely applied to screen protection of various liquid crystal display screens. A producing method of the colorful scratch-resistant screen protection film provided by the invention is simple, easy to operate and suitable for industrial production.

The invention discloses an anti-static PET (Polyethylene Terephthalate) material membrane as well as a preparation method and an application thereof. According to the anti-static PET material membrane, the anti-static property is achieved by adding conductive polymers into at least one of a scrap resisting layer, a composite adhesive layer or an installing adhesive layer. The anti-static PET material membrane disclosed by the invention can be widely used for preparing products such as screen protective membranes, solar isolating membranes, IMD ((In-mold Decoration) and wall membranes, the products have the permanent anti-static property, the anti-static property is not weakened or even vanished because of environment change, and the products are free of static electricity and do not absorb dust, so that the membrane can be widely applied to various protective membrane products which have rigorous demands on static electricity generation.

The invention belongs to the field of rotating development of semiconductor industry photolithography technique basic steps, and specifically relates to a simple gas-liquid separation apparatus in a rotating development vacuum line. The simple gas-liquid separation apparatus comprises a barrel body, a barrel cover, and a movable plug; one end of the barrel body and the barrel cover are tightly connected, and the other end is provided with a liquid outlet; the moveable plug is inserted into the liquid outlet; opening and closing of the liquid outlet is controlled via reciprocating motion of the movable plug along axis of the barrel body; the barrel cover is provided with an air inlet and an air outlet respectively; the upper edge of the barrel cover is extended toward the barrel body along the axis of the barrel body so as to form a vertical separating plate; the upper edge of the vertical separating plate is provided with a transverse separating plate along radial direction; the transverse separating plate is provided with a through hole used for passing of gaseous mediums and liquid mediums; and baffle separation of gaseous mediums and liquid mediums is realized by arranging the transverse separating plate, and liquid is passed through the through hole, and is discharged via the liquid outlet. According to the simple gas-liquid separation apparatus, the transverse separating plate and the vertical separating plate are arranged in the barrel body, and specific gravity of the gaseous mediums and the liquid mediums is different, so that separation of developing solvents is realized, corrosion of the vacuum line caused by chemical liquid is avoided significantly, and the vacuum line is cleaned.

The invention discloses a colored diamond scratch-resistant protective film which comprises a scratch-resistant layer protective film PET (Polyethylene Terephthalate) base material layer, a protective film adhesive layer, a scratch-resistant layer, a mounting adhesive layer and a mounting adhesive protective film PET base material layer, wherein the mounting adhesive layer is formed by compounding a main film PET base material layer, a colored diamond silica gel pre-coating layer coated on the main film PET base material layer and a silica gel layer; transparent or colored diamond powder is contained in the colored diamond silica gel pre-coating layer; the mounting adhesive protective film PET base material layer is compounded with the silica gel layer; the main film PET base material layer is compounded with the scratch-resistant layer; the scratch-resistant layer protective film PET base material layer is compounded with the protective film adhesive layer; and the protective film adhesive layer is compounded with the scratch-resistant layer. The protective film disclosed by the invention has the advantages that as the transparent or colored diamond powder is contained in the mounting adhesive layer, the whole protective film has the characteristics of colored diamond, transparence and brightness, strong fashion sense and the like; and the colored diamond scratch-resistant protective film can be widely applied to protective films of various liquid crystal display screens or automobiles, so that the trend that youths pursue the fashion is satisfied.

The invention discloses an immovable pumping unit which comprises an immovable vertical hoisting frame, a centering wheel, an oil outlet pipe assembly and a pumping barrel; wherein the bottom end of a vertical trapezoidal frame of the immovable vertical hoisting frame is vertically fixed on a square frame, a top guide wheel assembly is fixed at the top of the vertical trapezoidal frame, the vertical trapezoidal frame, a slanting pole and the square frame are fixed in a triangle shape, a steel wire rope of a winch bypasses the top guide wheel assembly and is used for lifting or lowering the pumping barrel; the steel wire rope is aligned to the center of the oil outlet pipe assembly through the centering wheel; a piston of the oil outlet pipe assembly is provided with a taper guide head and arranged at the bottom end of an oil outlet pipe, the oil outlet pipe is sheathed in the pumping barrel, the oil outlet pipe is communicated with an overflow pipe used for conveying oil; the oil outlet pipe assembly is fixed at a well head connecting device; an rope passing pipe is arranged in the oil outlet pipe; and the steel wire rope passes through a rope passing pipe and is connected with the body of the pumping barrel. The immovable pumping unit has the advantages that high-efficiency development with low energy consumption can be realized by equipment with simple structure, the development cost is lowered, and the labor capacity and the labor intensity are reduced.

The invention discloses a portable power-free communication manhole efficient ventilation method. The method comprises following steps: opening the communication manhole first before a constructor goes down the manhole for operation; checking whether harmful ingredients are contained in the manhole or not by using a gas detector; using a portable communication manhole efficient ventilator to discharge underground toxic harmful gas; using a toxic harmful gas detector again to make sure it is safe or not; allowing the operator to go down the manhole after safety is determined. The method has high ventilation efficiency and allows the toxic harmful gas to be quickly and forcibly discharged; two optional working modes are provided, and the toxic harmful gas can be automatically discharged using natural wind and also by manual operation.

The invention discloses an automatic phenol water discharging device in a kiln. The automatic phenol water discharging includes a surface lance gas group, a bottom lance gas group, a surface lance control group, a bottom lance control group, a passive side phenol water main pipe, an active side phenol water main pipe, a control group phenol water main pipe, a surface lance control group phenol water branch pipe and a surface lance filtering tank which is connected with the surface lance control group phenol water branch pipe. The surface lance control group and the bottom lance control group are separately connected into a gas main pipe of the kiln, and the surface lance control group is connected with the surface lance filtering tank. A phenol water discharging opening of the surface lance gas group is separately connected with the passive side phenol water main pipe and the active side phenol water main pipe, and a phenol water discharging opening of the bottom lance gas group is separately connected into the active side phenol water main pipe and the control group phenol water main pipe through the bottom lance control group. The passive side phenol water main pipe and the active side phenol water main pipe are connected to the control group phenol water main pipe, and the control group phenol water main pipe is connected with an inlet of a phenol water pool. According to the automatic phenol water discharging device in the kiln, automatic phenol water discharging in the whole process is achieved, gas is discharged automatically, safety and reliability are achieved, hygiene and cleanliness are achieved, and the air quality on site is improved.