152results about How to "Save disassembly time" patented technology

The application discloses a multi-column packaging machine convenient to clean, which comprises a feeding assembly, a former body and a longitudinal sealing assembly. A material guiding recess is arranged at the bottom of a material bin. The accumulated powder material is gathered and guided to flow to a first discharge hole through the material guiding recess. The former body is arranged below the feeding assembly. A central through hole is arranged on the front side of the former body. A longitudinal sealing accommodating channel is movably formed between the surface in the third accommodating recess and the back surface of the longitudinal sealing movable seat. The longitudinal sealing accommodating channel is in communication with the central through hole. One end of a filling pipe is fixedly connected with the first discharge hole, and the other end of the filling pipe is sequentially arranged in the central through hole and the longitudinal sealing accommodating channel. Compared with the prior art, the application has the beneficial effects that the flowability of the powder material in the material bin is effectively improved through the arrangement of the arc-shaped curved surface, the central through hole is designed in an open type, and the detachable connection mode of the longitudinal sealing assembly is adopted, so that the disassembly direction of the longitudinal translation of the filling pipe is realized.

The utility model discloses a drilling positioning tool for machining mechanical equipment spare and accessory parts, and relates to the technical field of drilling positioning equipment, the drilling positioning tool comprises a mounting frame and a mounting rack, the inner wall of the mounting frame is fixedly provided with a servo motor, the side edge of the mounting frame is fixedly provided with a fixing block, the periphery of the fixing block is clamped with a U-shaped plate, and the U-shaped plate is fixedly connected with the mounting rack. A supporting frame is fixedly connected to the surface of the lower end of the U-shaped plate, and a positioning and clamping assembly is connected to the mounting frame. A quick disassembly and assembly mechanism is connected between the fixed block and the U-shaped plate; according to the utility model, the quick disassembly and assembly mechanism is arranged between the fixed block and the U-shaped plate, so that quick disassembly and assembly of the U-shaped plate and the fixed block are realized. During mounting, the U-shaped plate is clamped on the periphery of the fixed block, and the limiting insertion rod can be automatically inserted into the limiting insertion hole under the cooperation of the reciprocating component, so that stable connection is completed; during dismounting, the limiting insertion rod is pulled out of the limiting insertion hole by operating the reciprocating part, and then the U-shaped plate can be rapidly taken down.

This utility model discloses a docking device that facilitates disassembly and improves efficiency, belonging to the field of mechanical engineering technology. The device includes a lifting cylinder with two threaded mounting pipes threaded to one side. Each of the two threaded mounting pipes has a fixed pipe fixedly connected to one side. The docking assembly is equipped with oil pipes, enabling rapid docking and fixation of the oil pipes. This utility model achieves rapid positioning through the precise cooperation of the guide groove and locking block, and then achieves tight fixation by rotating the pull rod. The entire process eliminates the need for cumbersome bolt tightening or welding operations. Disassembly can be performed by reversing the operation for quick separation. Compared to traditional flange connections or welding structures, this saves a significant amount of disassembly and assembly time. By setting up the fixed pipe and sealing gasket, when the connecting pipe is squeezed towards the sealing gasket by the fixing block, the sealing gasket undergoes elastic deformation due to the force, filling the gap between the fixed pipe and the connecting pipe.

This utility model relates to the technical field of public facility water supply equipment, and discloses a negative pressure-free water supply device with water purification, including a flow stabilizing tank. A first fixing block is fixedly connected to the bottom of the flow stabilizing tank, and a second fixing block is fixedly connected to the bottom of the first fixing block. A permanent magnet is rotatably connected to the inner wall of the second fixing block. A housing is fixedly connected to the side of the second fixing block away from the first fixing block. A storage battery is fixedly connected to the outside of the housing. A rotating shaft is rotatably connected inside the housing. A fixing column is fixedly connected to the outer wall of the rotating shaft, and a fan blade is fixedly connected to the outer wall of the fixing column. In this utility model, an emergency power supply is achieved by using the kinetic energy of water flow through a generator to ensure stable water supply. The water purification component improves the quality of the effluent through multi-stage filtration to meet safe water use requirements. Quick disassembly of components simplifies maintenance operations and reduces operating costs. The synergy of these three aspects significantly improves the practicality and economy of the equipment.

The invention discloses a workover treatment efficient dismounting device based on a hydraulic boosting system and an operation method. The workover treatment efficient dismounting device comprises a supercharger and a back striking wrench. The supercharger comprises a shell, an oil way core, a throttling valve, an overflow valve, a control valve and a filter are installed in the shell, a supercharging module, an operating handle, an input inlet, an input outlet, a pressure measuring connector, an output inlet and an output outlet are installed outside the shell, the operating handle is connected with the control valve, and the supercharging module is connected with the filter. The back beating wrench comprises a bent handle, and the head of the bent handle is connected with a jackscrew. According to the invention, the function of dismounting rusted screws by using the low-pressure hydraulic pump of the workover rig in a manner of driving liquid with liquid is realized, the operation construction efficiency is improved, and the potential safety hazard of operation is eliminated.

The utility model provides special fixed anchor of light buoy relates to fixed anchor field, including fixed establishment, the inner wall sliding joint of fixed establishment has connecting structure, the fixed establishment includes buoy body, the inner wall all is fixedly connected with fixed plate in buoy body, the inner wall all is connected with movable plate in fixed plate, the outer wall all is fixedly connected with the insert block in movable plate, the inner wall all is fixedly connected with the slide rod in fixed plate, the outer wall all is equipped with the compression spring of slide rod, in the utility model, through movable plate, insert block, compression spring, sliding block, first limit rod etc.

The utility model belongs to cigarette equipment technical field discloses a kind of round blade cleaning device and cutting equipment, and round blade cleaning device includes mounting seat, adjusting assembly and cleaning piece.Reference plane is provided on mounting seat, adjusting assembly includes adjusting piece and locking piece, adjusting piece is set on reference plane, and adjusting piece can rotate in reference plane relative to mounting seat, locking piece is connected in adjusting piece and mounting seat, locking piece can be fixed adjusting piece in mounting seat, cleaning piece is connected in the first end of adjusting piece, and cleaning piece can be abutted with one side of round blade.By rotating adjusting piece, the position of the first end of adjusting piece can be adjusted, so that the position of cleaning piece is adjusted, the cleaning piece is abutted on one side of round blade, and then the adjusting piece is fixed on mounting seat by locking piece.When cutting equipment works, round blade rotates around its central axis, cleaning piece is stationary, cleaning piece and the surface of round blade move relative to each other, so that the pollutants adhered to the surface of round blade are scraped off.

The utility model discloses a high-efficiency bolt thread rolling device which comprises a U-shaped machining table, a vertical plate is arranged on one side of the top end of the U-shaped machining table, a three-jaw chuck is arranged on one side of the vertical plate, I-shaped sliding rails are symmetrically arranged at the top end of the U-shaped machining table, first sliding blocks matched with the I-shaped sliding rails are arranged at the top ends of the two sets of I-shaped sliding rails, and a second sliding block matched with the first sliding blocks is arranged at the top end of the U-shaped machining table. U-shaped frames are arranged on the sides, close to each other, of the two first sliding blocks, and thread rolling wheels are arranged in the U-shaped frames. The device has the beneficial effects that by arranging the mounting column, the height adjusting assembly and the arc-shaped burr scraping plate, after bolt thread rolling machining is completed, deburring treatment can be rapidly conducted on the outer wall of a bolt, the bolt does not need to be detached from thread rolling equipment by personnel to be independently cleaned, time and labor are saved, and the overall machining efficiency of the bolt is improved; and by arranging the connecting assembly, the arc-shaped burr scraping plate can be conveniently disassembled, assembled and replaced, the disassembling and assembling time of the arc-shaped burr scraping plate is shortened, and the bolt machining efficiency is further improved.

The utility model relates to an air -conditioning air outlet screen cage belongs to air conditioning technical field, including air conditioner and screen body, the left and right sides of screen body all are equipped with the dismounting component for realizing quick dismounting, the dismounting component includes the casing fixedly connected respectively in the left and right sides of screen body, the inboard rotationally connected of casing has the pivot, the outside fixed connection of pivot has transmission gear, the upper and lower sides of transmission gear all have the driven gear that engages, the inboard fixed link of driven gear center has the threaded shaft, the outside screw thread connection of threaded shaft has screw lifting piece, the opposite side of upper and lower sides screw lifting piece all are fixedly connected with locking shaft. The air -conditioning air outlet screen cage, drives pivot rotation through the dial, and then drives transmission system to make locking shaft telescopic, realizes the quick installation and dismounting of screen body, and operating personnel need not help complicated tool, has saved the installation and dismounting time greatly.

The utility model relates to the technical field of medical instruments, in particular to a hanging frame and a therapeutic apparatus, the hanging frame comprises a handle, a rod frame and a locking mechanism, the handle is provided with a fixed channel, and the side wall of the fixed channel is provided with a first limiting hole; the rod frame is provided with a second limiting hole, and a part of the structure of the rod frame is inserted into the fixing channel. The locking mechanism comprises a driving piece, a transmission piece and a locking piece, the locking piece is arranged in the rod frame in a sliding mode, the driving piece and the transmission piece are both movably arranged on the rod frame, the driving piece is movably matched with the transmission piece, the transmission piece abuts against the locking piece, and when the transmission piece moves relative to the driving piece, the locking piece is locked by the locking piece. And the locking piece can move towards and extend into the first limiting hole or be far away from and separated from the first limiting hole, so that the rod frame is detachably connected with the handle. The utility model mainly aims to provide a hanger, and aims to improve the disassembly and assembly convenience of the hanger.

This utility model belongs to the field of mold fixing technology, and in particular to a rapid fixing structure for a concrete permeability testing instrument mold. It includes a mold body and an annular plate fixedly welded to the upper and lower peripheries of the mold body. A connecting frame is sleeved around the lower annular plate, and a rapid fixing structure connects the annular plate and the connecting frame. The rapid fixing structure includes a groove on the upper surface of the connecting frame and fixing plates fixedly installed on the surfaces of both ends of the annular plate. Through the design of this rapid fixing structure, the operator only needs to move the sliding plate to insert or remove the limiting rod from the limiting hole to quickly fix or disassemble the mold body and the connecting frame. The entire process requires no complex tools or cumbersome operating steps, greatly shortening the mold assembly and disassembly time, significantly improving the efficiency of the testing work, and enabling testing personnel to complete the testing of multiple samples more quickly, meeting the needs of large-scale testing tasks.

The utility model discloses a kind of safety warning devices for mine safety, including mounting seat, the top of mounting seat is rotatably connected with warning light by bearing, detachably mounted with protective cover in the outside of warning light in the top of mounting seat, and the top of protective cover is installed with dust cover, the central shaft end portion of warning light base is passed through mounting seat and is fixedly connected with mounting frame, speaker is detachably installed in mounting frame, the bottom of mounting seat is symmetrically fixedly connected with fixed rod, and the bottom of fixed rod is fixedly connected with support plate, the bottom center of support plate is fixedly installed with driving motor, and the central shaft end portion of driving motor is fixedly connected with mounting frame by passing through support plate, the utility model has the beneficial effects: the utility model can realize the double warning of vision and hearing, and rotation of warning light and speaker can be controlled in warning, the coverage range and propagation effect of sound warning are enhanced, and protective cover is installed conveniently and quickly, and it is convenient to disassemble and replace, improve the maintenance efficiency of device.

The utility model belongs to printing equipment technical field especially relates to a set type gravure printing machine, including frame, the top of frame is provided with printing workstation, one side of frame bottom is installed with the motor of deflection, the inside swing joint of frame is provided with movable frame, is provided with the motor of deflection and the deflection rod of deflection mechanism on movable frame, the inside installation of movable frame top is driven by motor, the inside rotation of movable frame has two drive screws, the surface screw thread connection of two drive screws has connecting seat, the bottom fixedness of connecting seat has connecting plate, the inside installation of connecting plate has ink scraping subassembly. The set type gravure printing machine provided by the application, ink scraping subassembly realizes quick fixing and dismounting through locking mechanism, does not need special tool, operating personnel only need to rotate hand wheel to complete locking or unlocking, shortens the dismounting time, reduces the maintenance time -consuming, improves production efficiency.

The present application relates to the technical field of intelligent driving, and especially relates to a kind of angle adjusting rotating device for intelligent driving environment perception multi-sensor, including protection box and support box, the support box is opened with mouth and is fixed on protection box;Dismounting mechanism is installed on protection box;Angle adjusting mechanism is installed on support box, and rotating mechanism is fixedly connected on the angle adjusting mechanism;Fixed plate is fixedly connected with rotating mechanism and is opened with round hole, and the round hole of fixed plate is passed through bolt, and soft pad is arranged on fixed plate.The present application has the following advantages: multi-dimensional adjustment: through angle adjusting mechanism, sensor angle adjustment is realized, rotating mechanism realizes sensor rotation, and full range posture requirement of sensor is covered;Quick disassembly: bevel gear transmission drives installation heightening dual-purpose screw to be screwed synchronously / unscrew, and disassembly time is greatly shortened compared with traditional mode;Buffer protection: silica gel soft pad is designed with dustproof elastic cloth, and vibration interference and environmental dust influence are effectively reduced.

The utility model provides a battery pack air tightness detection tool, which comprises a base and a pressing assembly arranged above the base, an accommodating space for accommodating a battery pack is formed between the base and the pressing assembly, the pressing assembly comprises a support frame arranged on the base in an up-and-down sliding manner, and the support frame is arranged on the base in an up-and-down sliding manner. The supporting frame is arranged on the base, the mounting plates are arranged on the supporting frame and arranged in the length direction of the base at intervals, each mounting plate is in threaded connection with a plurality of screw rods, the screw rods on each mounting plate are arranged in the width direction of the base at intervals, and one end of each screw rod extends into the containing space and can press the top of the battery pack. The battery pack air tightness detection tool is simple in design structure and can adapt to battery packs of different sizes, and a detection tool does not need to be independently designed for each type of battery pack.

The utility model discloses a hot -blast machine circuit board convenient to dismantle, including hot -blast machine circuit board, connecting mechanism and fixed plate, all be equipped with through -hole in the four corners of hot -blast machine circuit board, and all insert installation have connecting mechanism in four through -holes, and fixed plate is installed in the outside hot -blast machine, and connecting mechanism is connected with fixed plate, and connecting mechanism includes inserting rod, limit ring, nut, annular groove and rubber ring, and the lower wall inserting rod inserts and installs in the through -hole, and the outside installing of inserting rod is equipped with limit ring, and the outside installing of nut is in inserting rod, and the lateral wall of inserting rod is equipped with annular groove, and rubber ring is located in annular groove, and the hot -blast machine circuit board in this device is installed through the cooperation of inserting rod and connecting cylinder, makes it when disassembling, only needs to push away after the support plate outward, can pull down hot -blast machine circuit board from fixed plate, very convenient, and setting up support plate can make hot -blast machine circuit board more stable, avoids the situation of falling.

The utility model relates to vacuum arc-extinguishing chamber technical field and disclose high pressure direct current contactor's vacuum arc-extinguishing chamber quick dismounting and mounting mechanism, including the installation seat and the vacuum arc-extinguishing chamber main part of card in the installation seat of U type state setting, vacuum arc-extinguishing chamber main part top middle part is equipped with the installation support of U type state setting, the top of installation support all symmetrical sliding joint has the pusher, the bottom of pusher all fixedly connected with the sliding block, the one end of sliding block all fixedly connected with push rod, and the one end of push rod all fixedly connected with the piston, the top of installation support is equipped with the sliding cavity and piston cavity of the caliber all with the caliber of sliding block and piston matching, and all fixedly connected with reset spring between sliding cavity and sliding block, the both bottom of installation support all fixedly connected with the support, and the both outer wall of support all are equipped with the taper mouth, and the inner wall edge department all of taper mouth inlayed and set up with the clamping air bag, the utility model reduces the dismounting time, improved the efficiency, avoided the problem that the bolt scattered and installed the alignment inaccuracy simultaneously, promoted the assembly accuracy and equipment reliability.

The utility model discloses an assembling support capable of being quickly disassembled and assembled. The assembling support comprises a first component, a second component, a connecting rod mechanism and a rotating component. The rotating component is rotatably mounted on the first component; a first matching part is arranged at one end of the second component, and a second matching part is arranged at the other end of the second component; the connecting rod mechanism is installed on the first component and comprises a first lock catch assembly and a second lock catch assembly. The first lock catch assembly is provided with a first locking position, and the second lock catch assembly is provided with a second locking position; the rotating component is provided with a base body part, and the base body part is suitable for rotating to a first working position, a second working position and a third working position. According to the utility model, the first component and the second component can be disassembled and assembled conveniently and quickly without the aid of tools, so that the disassembly and assembly time can be saved, and the disassembly and assembly efficiency can be improved.

The utility model relates to the field of medullary cavity files, in particular to a medullary cavity file for replacement surgery, which comprises a file handle body, a medullary cavity file body is inserted on the file handle body, a fixing piece is fixedly mounted on the medullary cavity file body, and the fixing piece and the file handle body are limited through a limiting insertion rod assembly. A limiting inserting groove is formed in the position, located on the limiting inserting rod assembly, in the file handle body, an auxiliary assembly is arranged on the position, located on one side of the limiting inserting groove, in the file handle body, and the file handle body and the limiting inserting rod assembly are limited through the auxiliary assembly. According to the medullary cavity file, the auxiliary assembly, the limiting cover cap and the limiting insertion rod assembly are arranged in a matched mode, the file handle body and the medullary cavity file body can be rapidly disassembled and assembled, the normal operation process is convenient and fast, the disassembling and assembling time is greatly shortened, and meanwhile disassembling and assembling operation can be conducted without other extra tools.

This utility model discloses a cable insertion device for municipal engineering, including a tracked walking mechanism, a frame, a drive mechanism, and a cable frame. A pair of rotating shafts are rotatably mounted on the top of the frame, one of which is connected to the output end of the drive mechanism. The side wall of the rotating shaft is provided with a fastening assembly for supporting the cable frame. The fastening assembly consists of a support plate and a cover plate. A U-shaped rod is movably mounted on the side wall of the rotating shaft via an elastic member. The support plate and cover plate are respectively provided with insertion holes for accommodating the U-shaped rod, so that the U-shaped rod can be inserted into the insertion holes and, in conjunction with the elastic member, the support plate and cover plate are locked together. Through the cooperation of the U-shaped rod, support plate, cover plate, and elastic member, the cable frame can be installed and disassembled without the use of additional tools. The U-shaped rod, in conjunction with the elastic member, allows the support plate and cover plate to tightly clamp the square tube at the end of the cable frame. Compared with the traditional bolt fastening method, this significantly shortens the installation and disassembly time of the cable frame and improves the efficiency of cable construction.

The utility model discloses a kind of milling machine workbench positioning devices of replaceable clamp, including workbench, multiple groups of sliding slots are opened in the workbench, two groups of block body one and two groups of block body two are slidably connected in part sliding slot, multiple groups of block body two are respectively adhered to corresponding block body one, multiple groups of block body two one end are all thread connected with stud, multiple groups of plate body are equipped on the workbench, and multiple groups of plate body are all opened with groove body.The utility model moves two groups of block body along sliding slot, can drive plate body to adjust to with clamp bottom mounting seat matching position, the clamp of different size, mounting position is adapted, and the compatibility of multiple specifications is improved.Moving plate body makes one end to clamp mounting seat, the other end to pad block, form bidirectional support, even power transmission avoids clamp single-point stress or suspended instability, enhances processing stability.Pad block stepped design provides multiple height selection, without frequent replacement pad block, reduce downtime waiting, and the applicability is wider.

The utility model discloses an adjusting mechanism for assembling a projection logo, which belongs to the technical field of assembly of automobile parts and comprises a workbench, an industrial personal computer, a display screen, a mechanical arm and an adjusting platform, a target is mounted on the surface of the adjusting platform, a fixing seat is mounted on the surface of the adjusting platform, a projection light machine is placed in the fixing seat, and the projection light machine is connected with the industrial personal computer. A fixing column is fixed in the fixing seat, two guide blocks are movably connected to the outer portion of the fixing column, two fixing springs are connected to the outer portion of the fixing column in a sleeving mode, a clamping plate used for clamping the projection light machine is fixed to the outer wall of one side of each guide block, and an industrial camera is installed on the surface of the fixing seat. And an air blowing plate is installed on the outer wall of one side of the fixing base, and an air pump is installed on the surface of the air blowing plate. According to the adjusting mechanism for assembling the projection logo, the assembling precision and the production efficiency of an automobile tail projection system can be remarkably improved, a projection light machine can be conveniently disassembled and assembled, and the definition of image acquisition can be ensured.

This utility model discloses an explosion-proof junction box with automatic retractable cable. It features a built-in winding device for cable extension and retraction. During adjustment, the cable is simply pulled out for connection, and automatically retracts after resetting, preventing redundant cable accumulation. It replaces the traditional rigid "pipeline-equipment" connection with a flexible "pipeline-telescopic junction box-equipment" connection, creating a buffer zone for debugging. This significantly reduces wiring and disassembly time, improving debugging efficiency. The cable can be reused repeatedly, resulting in significant economic benefits. The limit buckle design restricts excessive cable extension, and the junction box is detachable and reusable within a sealed cavity, enabling dynamic cable extension and retraction. This overcomes the technical bias of traditional explosion-proof equipment with immovable wiring, making it suitable for large-scale industrial use and promotion.

This invention belongs to the field of sound-generating device technology, specifically a directional sound-generating device and its manufacturing process. It includes a folding mechanism, a height adjustment mechanism located below the folding mechanism, a rotating mechanism located at the top of the folding mechanism, an angle adjustment mechanism located at the top of the rotating mechanism, and a mounting mechanism located above the angle adjustment mechanism. A directional sound-generating body is fixed above the angle adjustment mechanism via the mounting mechanism. The rotating mechanism includes a fixed base, with a second motor fixedly connected to the left side of the top of the fixed base. A first gear is fixedly connected to the output end of the second motor, and a second gear is meshed with the right side of the first gear. This invention achieves lateral adjustment of the sound-generating device by controlling the rotation of the first gear with the second motor, which in turn drives the second gear to rotate the rotating frame. Vertical adjustment of the sound-generating device is achieved by controlling the up-and-down movement of the mounting frame with a telescopic rod. This solves the problem of traditional sound-generating devices requiring manual adjustment to change the direction of the sound source output, which is labor-intensive.

The invention discloses tire dismounting and mounting equipment for a loader. The tire dismounting and mounting equipment comprises a hydraulic system, a tire dismounting and mounting mechanism and a rim clamping device, the hydraulic system comprises a hydraulic cylinder, a hydraulic station and an electrical control system; the tire dismounting mechanism comprises a fixed support, a fixed bracket, a steel ring dismounting head, a movable bracket and a U-shaped tire fixture; the rim clamping device comprises a lead screw, a nut, a connecting rod, a clamping tongue and a support. Through cooperation of the hydraulic system, the tire dismounting and mounting mechanism and the rim clamping device, the tire dismounting and mounting equipment has the following advantages that (1) the equipment can be operated by a single person, other mechanical assistance is not needed, a single person of an operator can complete tire dismounting and mounting, and time and labor are saved; safety and controllability are achieved, all parts are matched accurately in the operation process, potential risks such as easy falling of steel wire rope binding are avoided, and personnel safety is guaranteed; and (3) the efficiency is improved: the disassembly and assembly time of the loader tire is obviously shortened, and the labor intensity of maintenance operation is reduced.

This utility model relates to a wellhead tool connection device, belonging to the technical field of oilfield operation tools. It includes a mounting plate and a mounting base disposed at the bottom of the mounting plate. An installation structure for installation at a wellhead is provided between the mounting plate and the mounting base. The installation structure includes a wellhead sleeve fixedly connected to the top of the mounting base, and the outer surface of the wellhead sleeve has an external threaded groove. This wellhead tool connection device achieves connection to the wellhead through the threaded engagement of the wellhead sleeve and the mounting sleeve. This design completely changes the traditional multi-bolt flange connection method. Operators only need to rotate the mounting sleeve and use its external handle to quickly complete the fastening or disassembly of the entire device to the wellhead. This greatly simplifies the operation process, saves a significant amount of installation and disassembly time, and is particularly suitable for operation scenarios requiring frequent wellhead tool changes, significantly improving operational efficiency.

This utility model discloses a raft-type liftable aerator, relating to the field of aerator technology. The utility model includes plastic floats, elbows, tees, connectors, aeration risers, an aerator body, and steel wire ropes. Two floats are provided, and several elbows are provided, with the two floats connected by the elbows. By using two floats connected by several elbows and then joined by the connector to form a raft, the stability of the aerator body is increased. Four steel wire ropes are used to fix the entire raft, adding two more steel wire ropes than the single float of the original suspended chain aeration system, further reducing the swaying amplitude of the floats on the water surface. By replacing the hose (snake-skin hose) connection between the floats and the aerator body with a connector that connects to the aerator body via the aeration riser (which is a rigid pipe), tangling of the hose (snake-skin hose) is avoided, preventing tangling from affecting the equipment's performance and maintenance.

The utility model relates to oil pipe cathode protection technical field discloses the oil pipe cathode protection device of adaptation multitype oil well, including oil pipe body and electric box, the outer wall of oil pipe body is provided with cathode protection mechanism, cathode protection mechanism is used for protecting oil pipe cathode, the front side of electric box is provided with circuit quick -joint mechanism, the circuit quick -joint mechanism is used for quick dismounting protection device, the right side of oil pipe body is provided with centralizer mechanism, the adjacent side of two anode fixed sleeve all slide connection in the outer wall front and back side of oil pipe body. In the utility model, through anode fixed sleeve along the outer wall of oil pipe body sliding adjustment position, cathode connecting sleeve is fixed in oil pipe body, anode connecting wire is butt jointed with anode fixed sleeve through anode circuit connection subassembly, when the sacrifice anode is consumed, need not complex operation to quick split anode fixed sleeve.

The utility model relates to a point gum needle head technical field discloses a kind of quick replacement's point gum needle head assembly, including installation pedestal, the inner wall of installation pedestal is equipped with vertical slot, the inner wall of installation pedestal is equipped with encircle groove, the utility model is through locking buckle, reset spring, extension block etc. structure, when disassembling point gum needle head, only need to press simply two sides locking buckle, rotate base, again pull up base to make base enter vertical slot, spring reset is ejected at this time, base is ejected from installation pedestal by pressure ring, to disassemble point gum needle head, operation step is simple and convenient, greatly save disassembly time, improve work efficiency, encircle groove after installation limit effect to extension block, prevent extension block from separating, and the clamping structure of locking buckle and ejection hole further strengthens the stability after the installation of point gum needle head, ensure that point gum needle head will not easily shake or shift in use process, improve the stability of entire point gum needle head assembly.