34results about How to "Turn easily" patented technology

The invention belongs to the technical field of environmental protection, and particularly relates to a direct-fired incinerator based on environmental protection, which comprises a transfer component, and a feeding component is arranged at the top of the transfer component; the top of the incinerator is provided with an adapter sleeve box; the exhaust component is arranged at the bottom of the transfer component and is used for exhausting internal dried water vapor; the transfer part comprises a container, and transfer cutting grooves are formed in the left side and the right side of an inner cavity of the container. According to the device, most of water in collected garbage can be removed through an air blowing plate, then the garbage is subjected to fine drying treatment through an upper dryer, and at the moment, the garbage can be flatly laid on the upper surface of a built-in transmission belt under the vibration effect of an internal vibration component; therefore, the problem that residual water in the stacked garbage cannot be dried is solved, the garbage subsequently thrown into the incinerator is ensured to be in a relatively dry state, and the problem that the garbage cannot be fully combusted due to water interference is avoided.

The utility model relates to the technical field of air valve machining, and discloses an engine air valve machining tool, which solves the problem that the existing machining tool is inconvenient to automatically feed and discharge air valves, and comprises an air valve feeding assembly, an air valve discharging assembly, an air valve continuous transferring assembly and an air valve positioning and clamping assembly, the valve continuous transferring assembly is fixedly connected to the interior of the valve positioning and clamping assembly, the valve positioning and clamping assembly is located between the valve feeding assembly and the valve discharging assembly, and the valve feeding assembly and the valve discharging assembly are each composed of a supporting frame, a conveying belt, a first servo motor and a plurality of first valve positioning supports. The valve continuous transferring assembly is composed of a strip-shaped shell, a second servo motor, a lead screw, a sliding block, a first air cylinder, an I-shaped support, two second valve positioning supports and two third valve positioning supports. By means of the machining tool, automatic feeding and discharging of the air valves can be achieved, and the machining efficiency is improved.

This utility model discloses a wire-laying device for power construction, applied in the field of power equipment technology. It includes two symmetrically arranged connecting seats, each with a bidirectional threaded rod rotatably connected inside. Each of the two connecting seats has a symmetrically arranged locking seat on its opposite side, with a rotatable alignment wheel rotatably connected to each locking seat. Each of the two locking seats has a fixed connecting block threaded to the bidirectional threaded rod on its opposite side. The utility model utilizes the bidirectional threaded rod installed inside the connecting seats. When the bidirectional threaded rod rotates, it can shorten the distance between the two locking seats under the action of the connecting blocks. The two alignment wheels on the two locking seats contact the surface of a circular winding reel. As the two alignment wheels continue to shorten the distance, the winding reel moves upward between the two alignment wheels, causing its bottom to move away from the ground, thereby achieving the purpose of feeding material and improving the convenience of feeding heavy winding reels.

The utility model relates to the field of automobile parts, concretely relates to an electronic mechanical double unlocking structure, including handle seat, handle that rotates set on handle seat, micro -switch and be used for making handle reset's first gear spring, be equipped with rotation part on handle, and the probe of micro -switch is contacted with rotation part, still including swing claw that rotates set on handle seat, the second gear spring of swing claw rotation resistance, swing claw's end is the opposite end, and the opposite end is opposite with the tail end of handle, when handle rotates in the rotation range of electronic unlocking, the tail end of handle and the opposite end are in the separate state, when handle rotates in the rotation range of mechanical unlocking, the tail end of handle and the opposite end are in the opposite state, through the scheme of the application, realize first gear spring and second gear spring different shaft setting, facilitate electronic mechanical double unlocking structure's assembly, reduce assembly difficulty.

This utility model discloses a quick-install butterfly valve, including a valve unit and an opening / closing unit. The valve unit includes a valve body, connecting ring seats on both sides, and a valve disc rotatably connected to the valve body. The opening / closing unit includes a sleeve, a rotating block rotatably connected inside the sleeve, a sleeve rod fixedly connected to one side of the rotating block, a telescopic rod slidably connected inside the sleeve rod, and a limiting component on the telescopic rod for fixing its position. The valve disc is fixedly connected to the rotating block via the valve rod, the sleeve is fixedly snapped onto the top of the valve body, the sleeve has a positioning hole, and the sleeve rod has multiple equidistant limiting holes. The limiting component fixes the position of the telescopic rod through a spring and a limiting block. This quick-install butterfly valve allows for easy adjustment of the telescopic rod's extension length by adjusting its position within the sleeve rod and fixing it using the limiting component. This allows for adjustment of the telescopic rod's length according to different strength levels, making it easier for the rotating block to rotate.

The utility model belongs to the technical field of channel warning, and discloses a port channel safety warning device which comprises a warning mechanism which comprises a floating plate capable of floating on the water surface, a balance rod installed below the floating plate, a balancing weight installed below the balance rod, a rotatable lamp box arranged above the floating plate, and a light source arranged in the lamp box. Compared with the prior art, the floating plate structure has the advantages that the warning mechanism is designed, the floating plate structure is arranged on an open water surface before a ship enters a navigation channel, when wind blows, the rotating blades on the top of the lamp box drive the lamp box to rotate synchronously, and therefore the ship can be warned. The warning lamps on the four sides alternately face different directions to achieve dynamic indication, compared with a traditional ashore warning device, the mechanism warns on the water surface of a channel entrance in advance, a ship can be seen from a long distance, sufficient time is provided for a driver to adjust the course, and the dynamic warning lamps have more visual impact force and can rapidly attract attention in the complex port environment at night.

This utility model discloses a protective device for a metering box, including a protective device body and a blocking component for the metering box. The protective device body includes a cabinet for accommodating the metering box, a cabinet door, a top plate, a heat dissipation trough, and a fan. The fan is detachably mounted on the top surface of the cabinet body via bolt A. The blocking component is arranged inside the heat dissipation trough. The blocking component includes a rotating rod, a blocking plate, a limiting groove, and a limiting pin. The rotating rod is rotatably connected to the inner wall of the heat dissipation trough via a rotating shaft. The blocking plate is sleeved on the rotating rod. At least one limiting groove is provided in the heat dissipation trough. The limiting pin slides through the limiting groove and is fixedly connected to the blocking plate. This protective device for the metering box has a simple and reasonable structure and ingenious design. It utilizes the rotation of the fan to create airflow from the surrounding air, which pushes the blocking plate. This not only ensures good heat dissipation but also prevents rainwater from entering the cabinet body through the heat dissipation trough, thereby improving the protective effect on the metering box.

The utility model discloses an electrochemical sensor of a gas detector, which comprises a detector, a sensor rack arranged at the bottom of the detector, an electrochemical sensor arranged inside the sensor rack, and a pulling mechanism comprising a pull rod, the pull rods are arranged at the top and bottom of the front and back surfaces of the electrochemical sensor, and the inner sides of the pull rods are movably connected with pull plates. According to the utility model, the positioning shell is arranged, and the bulges on the front surface and the back surface of the sensor are added, so that the sensor is prevented from forming a cylindrical shape and being easy to rotate, and the electrochemical sensor can be connected with the sensor rack through the pulling mechanism and is prevented from moving up and down in the sensor rack; when a user uses the gas detector, the electrochemical sensor of the gas detector cannot shake, and the electrochemical sensor can be completely fixed, so that normal use of the user is ensured.

The utility model relates to the technical field of building electrical cables, and discloses a building electrical cable conveying device which comprises a bearing vehicle plate, the top of the bearing vehicle plate is fixedly connected with an adaptive ring block, and the interior of the adaptive ring block is movably connected with a rotating disc. According to the building electrical cable conveying device, a rotating disc fixedly connected with the bottom of a connecting disc rotates in an adaptive ring block fixedly connected with the top of a bearing vehicle plate, and in the rotating process, a plurality of first butt joint holes formed in the rotating disc and second butt joint holes formed in the adaptive ring block are in a continuously overlapped state; the conveying direction of the electrical cable can be changed in the rotating process, a third bolt is aligned to one set of first butt joint holes and second butt joint holes which are overlapped to be inserted into threads to rotate for limiting, the rotating direction can be changed horizontally by 360 degrees in the whole operation process, and then cable turning generated in the long-distance cable conveying process can be conveniently adapted; and compared with an existing device, the conveying position is relatively fixed, and the scheme is more flexible.

This utility model discloses an automatic feed device for turning dental implant abutments, including a frame with a drive component embedded in the inner wall of the frame, a rotating mechanism at the front of the frame, and a clamping component connected to the left end of the rotating mechanism. The device, through the design of a controller and control panel, facilitates precise control of the operating speeds of the first and second motors. The design of the first motor, threaded rod, bearing seat, and rolling bearings allows the threaded cylinder to move the connecting plate according to the rotation of the threaded rod. Simultaneously, the thrust of the connecting plate facilitates the rotating mechanism and clamping component to move the dental implant abutment to the turning position. Furthermore, the cooperation of the second motor and the connecting rod allows the clamping component to rotate the dental implant abutment as needed, which is beneficial for turning the dental implant abutment. Combined with the above-mentioned cooperation, the device can automatically perform turning work on the dental implant abutment, thereby improving the accuracy of dental implant abutment turning.

The invention relates to a winching structure for a power transmission line maintenance lifting device, which comprises a bearing seat, the bearing seat is placed above a cross arm, the cross arm comprises a vertical plate, a mounting seat is arranged above the bearing seat, a movable clamping seat is arranged on the front side of the mounting seat, a bottom plate is arranged at the bottom of the movable clamping seat, and a movable clamping seat is arranged on the bottom plate. Clamping arms are symmetrically hinged to the left side and the right side of the bottom plate, clamping grooves are formed in the sides, close to each other, of the two clamping arms, a driving mechanism is arranged on the side, away from the movable clamping base, of the mounting base, and a driving part is arranged in the driving mechanism; the bearing seat is placed above the cross arm and connected with the cross arm through the positioning mechanism, the bottom of the mounting seat and the bottom of the driving mechanism are connected with the bearing seat through bolts, bolt holes are formed in the corresponding positions of the surface of the bearing seat, and the multi-layer connecting mode ensures that the whole device is firmly and reliably mounted on the cross arm; and shaking or displacement is not prone to occurring, and operation safety is guaranteed.

The utility model relates to an electromagnetic pot side edge rice stove with rotatable pot body, including stove body, rotating component and pot body, wherein: the recessed of stove body top has the support pot body, the recessed inside diameter is less than the outside diameter of pot body, the rotating component includes support ring, connecting ring and handle, wherein: the support ring installs in stove body top and is coaxial with pot body design, the connecting ring sets up above support ring, and the inboard of connecting ring has the downwards bending, the bending and support ring cooperation form a ring space, the ring space is with pot body coaxial, the utility model discloses the rotatable pot body design of innovation: the scheme through rotating component makes the pot body rotatable, and the operator does not need to move own position, only needs to fix in a place, through the rotation pot body, can easily paste the batter on the pot wall different position even, greatly reduced the operation difficulty, improved the quality of sticking rice.

The utility model provides a flexible circuit board with protection structure, including rectangular circuit board and protection seat, the outer periphery fixed setting of rectangular circuit board has voltage resistance frame, the protection seat is rectangular frame structure and its upper end surface is seted up with rectangular frame slot, the rectangular frame slot is all provided with the pivot in two opposite sides, the outer wall fixed connection of pivot has the pressure piece. In the utility model, the rectangular frame slot that can easily put the rectangular circuit board into is seted up on the upper end surface of protection seat, the pivot with pressure piece is seted up in two opposite sides in the rectangular frame slot, control two pivot rotation can drive the pressure piece to press the position of two sides of rectangular circuit board near two ends, then the pressure rod near two ends is fixedly seted up on the pivot, at this moment, the pressure rod makes the position of two sides of rectangular circuit board near other two ends be pressed tightly, compared with prior art, has the advantage that the combination and split operation of rectangular circuit board and protection seat is more convenient.

The utility model relates to butterfly valve field especially is fire -fighting signal butterfly valve, including valve body, the valve body top is equipped with organism, the organism side wall is equipped with hand wheel, the valve body is equipped with butterfly plate in, the butterfly plate carries out rotary work through valve rod in the valve body inside middle part, the valve body outer wall middle part is equipped with a plurality of clamping holes. The utility model discloses through the rotation of the rotating ring under the action of screw thread can let the sliding ring slide along the first sliding groove, let it insert the corresponding slot position in flange plate, when let it insert, can first use bolt insertion corresponding clamping hole, then let butterfly valve hang between flange plate, then rotate the rotating ring and let it drive the sliding ring insert the corresponding slot position, then lock it, when need to disassemble, can first take out bolt after let flange plate loose, rotate the rotating ring, let the sliding ring retract in, take it out again, like this can prevent the process of loosening bolt again, because forget to support butterfly valve leads to the risk of butterfly valve falling.

This invention relates to the field of gate valve installation structure technology, specifically a gate valve with a quick-installation structure. The invention achieves flange alignment by setting a quick-installation assembly; it allows for rotation of the valve stem by applying force through a handwheel assembly; the limiting fixing plate aligns with the guide fixing rod, and the drive shaft of the drive motor rotates the double-threaded rod. The double-threaded rod, through a threaded connection, drives the right clamping plate to move laterally. The right clamping plate slides laterally on the outer wall of the limiting guide rod, causing the right clamping plate to clamp the flange of the pipeline from the right side, while the left clamping plate clamps the flange from the left side. This allows the left and right clamping plates to clamp and install the flanges on both sides. Simultaneously, the right clamping plate, through the limiting rod, drives the limiting fixing plate to insert into the guide fixing rod for fixed installation, thus achieving quick valve body installation.

The utility model relates to a peritoneal dialysis solution filtering device, which belongs to the technical field of peritoneal dialysis and comprises a device body, the device body comprises an upper shell and a lower shell, and the upper shell is detachably connected with the lower shell; the upper shell and the lower shell are provided with reminding structures; the reminding structure comprises an installation lug installed on the upper shell and an extrusion plate installed on the lower shell, the extrusion plate is located under the installation lug, a movable barrel is arranged on the installation lug, a power source is arranged in the movable barrel, a contact switch is installed at the lower end of the movable barrel, and an alarm is installed on the upper shell. By arranging the reminding structure, if the upper shell and the lower shell are loosened, the contact switch is not extruded by the extrusion plate, and at the moment, the contact switch controls the contact switch to sound, so that the effect of quickly reminding a worker to technically find that the upper part and the lower part of the peritoneal dialysis solution filtering device are loosened is achieved, and the worker can conveniently maintain the peritoneal dialysis solution filtering device; the filtering effect is prevented from being influenced.

This utility model provides a quick clamping assembly for steel bar tensile test specimens, belonging to the technical field of steel bar performance testing and fixing. The assembly includes a movable clamping plate and an upper clamping mechanism. The movable clamping plate has a through hole in its center for inserting and fixing the steel bar. A threaded sleeve is fixedly installed on the outside of the through hole, and multiple sets of movable locking teeth are provided on its inner side. The clamping mechanism includes an adjusting part, one side of which is movably connected to a threaded knob, and the other side passes through the through hole and guides the movable locking teeth. The outer surface of the threaded sleeve has a threaded structure, and its end is fixedly connected to the outer wall of the movable clamping plate. A bearing seat is provided at the outer end of the adjusting part, and the inner wall of the threaded knob is movably connected to the bearing seat at the end of the adjusting part via a bearing. This utility model solves the problems of long operation time, poor adaptability to steel bar size, and low clamping efficiency in steel bar fixing and clamping.

The utility model relates to the technical field of plant protection machines, in particular to a mountain wasteland crawler belt air-assisted plant protection machine. Comprising a crawler walking chassis, an operation table, a pesticide tank and a pesticide spraying device, the operation table and the pesticide tank are installed on the crawler walking chassis, and the pesticide tank is located on one side of the operation table; the medicine tank is communicated with the medicine spraying device through a medicine conveying pipe; the pesticide spraying device comprises a flow guide plate, sprayers, a pesticide pump and an air-assisted spraying assembly, the flow guide plate is installed on the side, away from the operation table, of the crawler walking chassis, the air-assisted spraying assembly is installed in the center of the flow guide plate, and the multiple sprayers are distributed on the flow guide plate and surround the periphery of the air-assisted spraying assembly. The pneumatic conveying type wind-proof device has high trafficability, can be used for various land conditions such as gravel, wet and slippery land conditions and rugged land conditions, can improve the prevention and treatment effect through pneumatic conveying secondary liquid medicine atomization, and can resist five-level natural wind to achieve the wind-proof effect.

The application discloses a liquid crystal handwriting board and belongs to the technical field of display. The liquid crystal handwriting board comprises a first substrate, a second substrate and a liquid crystal layer. A transistor in the first substrate is electrically connected with a pixel electrode, and the transistor is sensitive to light. Here, the area of the channel region of the transistor is large. Therefore, the transistor is more likely to be turned on after being irradiated by target light, that is, the sensitivity of the liquid crystal handwriting board is high, and thus the erasing effect of the liquid crystal handwriting board is good.

This utility model relates to the field of pot lid technology, and more particularly to a pot lid that prevents overflow. It includes a lid body with at least one hollowed-out portion and a through hole in the center. A connecting post is located in the center of a liner, and at least one cover plate is located on the side of the liner below the lid body. The connecting post passes through the through hole from bottom to top and is connected to a handle. A spring is provided between the handle and the lid body. This utility model prevents overflow.

The utility model discloses a mobile organic fertilizer fermentation turns over the car, including cover body, the inside rotation of cover body is equipped with the rotating shaft, is equipped with the turning over blade on the rotating shaft, the turning over blade is equipped with a plurality and linear arrangement, the one side of rotating shaft and located the outer wall rotation of cover body is equipped with the transmission shaft, the one end of transmission shaft and rotating shaft all is equipped with the gear, two the gear engages and installs, the inner wall of cover body is fixedly equipped with the motor, the output of motor and the other end fixed connection of transmission shaft, so that the user can make its output end drive gear to rotate through the control motor, gear will drive rotating shaft and turning over blade to rotate to realize the effect of turning over organic fertilizer, convenient to use.

The present application relates to a kind of hanging rail type intelligent fire-fighting inspection robot, including lightweight aluminum alloy multistage assembly track, inspection robot and foldable mounting rack, adjacent track section is supported and fixed by track installation platform. Matching quick mounting mechanism and quick mounting seat are arranged between track section and installation platform, realize quick disassembly and assembly;With fine adjustment sliding slot, the installation position can be fine adjusted, to ensure that track is accurately connected. The mounting rack adopts hinged folding structure, which is convenient for storage and transportation. When working, self-locking stability is realized through clamping structure and supporting pin. Drive wheel assembly is provided on the top of the robot, which is tightly fitted to the bottom surface of the track by relying on torsional spring, to ensure stable driving. The side hanging wheels can be adjusted by opening and closing through bidirectional threaded rods, which is convenient for equipment installation on the track. The two sides of the robot prevent the convex rod from falling into the hanging wheel sliding groove, effectively preventing the equipment from falling due to damage to the hanging wheel structure. The overall structure is convenient to disassemble and assemble, safe, and suitable for mobile installation and inspection scene in construction site.

The utility model discloses a compressor support hot runner cleaning device which comprises a bottom plate, a spraying assembly is fixedly installed at the top of the bottom plate, a water supply assembly is fixedly installed at the top of the bottom plate, and a rotating assembly is arranged at the top of the bottom plate. The spraying assembly comprises a supporting frame and a motor, the supporting frame is fixedly installed at the top of the bottom plate, the motor is fixedly installed on one side of the supporting frame, the output end of the motor is fixedly connected with a disc, one side of the disc is rotationally connected with a connecting rod, one side of the supporting frame is slidably connected with a sliding plate, and a spraying plate is fixedly installed on one side of the sliding plate; the utility model relates to the technical field of hot runner cleaning. According to the compressor support hot runner cleaning device, through the arrangement of the spraying assembly and the water supply assembly, the hot runner mold can be flushed, the flushing effect is uniform, the cleaning effect on the surface of the hot runner mold can be better, the using effect of the hot runner mold can be better through timely cleaning, and the using experience is guaranteed.

The utility model discloses a raw material mixing gun for new construction and transformation, which comprises a shell, a motor is arranged in the shell, the output end of the motor is provided with a rotating rod through a coupling, the lower end of the rotating rod is fixedly provided with a connecting seat, a stirring shaft is arranged below the connecting seat, one end of the stirring shaft extends into the connecting seat, and the other end of the stirring shaft extends into the connecting seat. Four transmission cavities which are annularly distributed at equal intervals are formed in the outer side of the interior of the connecting base, first moving blocks are arranged on the upper sides of the interiors of the transmission cavities, second moving blocks are arranged on one sides of the lower portions of the first moving blocks, the second moving blocks are attached to the first moving blocks, and first guide rods are welded to the outer sides of the interiors of the transmission cavities; a second guide rod is welded to the lower side of the interior of the transmission cavity. According to the raw material mixing gun for new construction and transformation, the stirring shaft can be rapidly replaced only through simple operation, the overall operation is simple and convenient, and daily use is facilitated.

This utility model belongs to the technical field of valve auxiliary switching equipment, and relates to a convenient and practical heavy-duty F-wrench. It includes a vertical rod with two vertically arranged horizontal bars at the top and a sliding rod at the bottom. A sliding hammer is fitted onto the sliding rod, and a plug is provided at the end of the sliding rod. A slot for matching the plug is provided at the center of the sliding hammer's end. In this utility model, the sliding hammer at the tail strikes the tail of the F-wrench, increasing the lateral force on the F-wrench and thus making it easier to turn the valve.

The utility model relates to the technical field of draw-bar box, and disclose draw-bar box with reinforced load -bearing subassembly, including box, both sides of box all are fixedly connected with symmetrical fixed plate, the opposite side of two fixed plates all rotatoryly connects with sleeve rod, rotatoryly connects with the rotating lever between two fixed plates, the rotating lever runs through two sleeve rods, and the rotating lever is fixedly connected with sleeve rod, one side of sleeve rod is provided with the limiting component for fixing it, the lower extreme of sleeve rod all is connected with slide bar of sliding, and the inside of sleeve rod is provided with buffer assembly, this kind of draw-bar box with reinforced load -bearing subassembly, this draw-bar box can make slide bar and sleeve rod synchronous circular motion with the axle of rotating lever when using, after sleeve rod rotates 90 DEG, again, make it parallel with box alone rotating rotating plate, like this make the draw-bar box use process to dump, the side of rotating plate will contact with ground first, at this moment, the buffer assembly that sets up in the inside of sleeve rod can play good buffer protection effect to the box.

The utility model relates to the technical field of pay -off equipment, concretely is a kind of building electrical pay -off equipment, the purpose is to solve in the process of paying off, pay -off roller and base integrated design, when needing to adjust the direction of whole, need to cooperate with many people to carry rotation, time -consuming and labor -intensive, while the device is inconvenient to move, therefore, the use efficiency and effect of pay -off equipment are enhanced, to enhance practicality;Including base and pay -off roller assembly, the base top is connected with pay -off roller assembly by rotating mechanism;Rotating mechanism further includes rotating table, rotating shaft, gear ring, clamping rack, sliding rod and fixed block, the base top is provided with rotating groove, the rotating groove inner wall is provided with annular groove, the rotating table top is provided with pay -off roller assembly, the rotating shaft is rotatably connected with the corresponding rotating groove bottom middle part by bearing, the rotating table is rotatably connected with rotating groove, and the rotating table bottom is fixedly connected with the rotating shaft top.

The utility model is suitable for the field of ground anchor dismantling, provides a ground anchor dismantling device for smart grid, including support piece, adjusting part, clamping piece and jacks, the support piece includes support cylinder, the adjusting part includes operating lever, operating lever rotation is connected in support cylinder, operating lever outer thread has first threaded cylinder, the bottom of first threaded cylinder is connected with movable plate, the lower surface of movable plate is connected with fixed support, in the utility model, convenient and efficient, through the rotation operating block, can easily drive the clamp sleeve of bolt type expansion ground anchor to carry out quick clamping and fixing, compared with traditional manual fixing mode, greatly shorten the preparation time, rotation operating lever can realize the steady pull -out of ground anchor sleeve, need not many people cooperation and complex operation, significantly improve the dismantling efficiency, reduce the manpower.

The present application relates to the field of pumping unit, in particular to a long stroke tower type pumping unit. It comprises a pumping tower, a counterweight, a traction mechanism and a driving mechanism, the counterweight is arranged to slide up and down in the pumping tower; the traction mechanism comprises a drum, a flexible traction member and a guide wheel assembly, the drum is rotatably arranged at the bottom of the pumping tower, the guide wheel assembly is arranged at the top of the pumping tower, the flexible traction member is wound around the guide wheel assembly and the drum and tractions the counterweight and the pumping rod, the driving mechanism is used to drive the drum to rotate. The present application configures the traction mechanism to make the movement direction of the pumping rod and the counterweight opposite and make the stroke of the pumping rod greater than that of the counterweight when the drum rotates. In the case of the same height of the pumping tower, the pumping rod has a longer stroke, realizing long stroke pumping of the pumping rod, to meet the best parameter setting of oil production needs.