24results about How to "Quick Repair Replacement" patented technology

The utility model relates to an aviation starter generator and a connecting structure of a hollow shaft and a flexible shaft thereof, belongs to the technical field of aviation starter generators, and solves the problems of high processing time and cost and poor interchangeability in the prior art. According to the utility model, the flexible shaft comprises a first end and a second end, and the first end extends into a central through hole of the hollow shaft from the front end of the hollow shaft; a plurality of annular bosses are arranged on the peripheral surface of the flexible shaft; a central through hole of the hollow shaft is a stepped hole, and the annular bosses are respectively in clearance fit with one section of the stepped hole so as to ensure the coaxiality; a flat key is arranged between the flexible shaft and the hollow shaft to transmit torque; the hollow shaft and the flexible shaft are axially limited by adopting two step surfaces and are fastened by adopting bolts. The two annular bosses are adopted for guaranteeing coaxiality, the two step faces and the bolts are adopted for axial limiting, and the flat keys are adopted for transmitting torque, so that connection reliability is guaranteed, manufacturing difficulty and machining cost are reduced, and meanwhile rapid maintenance and replacement of the flexible shaft are achieved.

The utility model relates to the technical field of stainless steel deep-well pumps, and discloses a stainless steel deep-well pump with strong corrosion resistance, which comprises a base, a power output device fixedly connected with the upper surface of the base, a filter device clamped at one end of the power output device, a fixed block fixedly connected with the inner wall of the filter device, and a fixed block fixedly connected with the fixed block. A pump machine section is arranged on the upper surface of the filtering device, a water outlet is formed in one end of the pump machine section, and a cleaning device is arranged in the filtering device, so that water enters the filtering device after being filtered by the filtering device, the power output device is started to enable the filtered water to form vortex to enter the pump machine section, and the water is sprayed out from the water outlet; and when water forms an eddy current, the water can push the cleaning part to rotate, so that the upper mounting part and the lower mounting part rotate on the outer surface of the sliding rail, a cleaning brush is arranged on the side, close to the filtering device, of the cleaning part, and filtering holes formed in the filtering device are cleaned through cleaning brush bristles.

The invention discloses a terminal strip short-circuit auxiliary tool based on a wireless mode, and relates to the field of terminal strip connection, the terminal strip short-circuit auxiliary tool comprises a short-circuit auxiliary tool used in cooperation with a terminal strip, the terminal strip comprises a terminal strip main body, a terminal strip wiring board and a terminal strip sealing cover, the terminal strip main body is located between the terminal strip wiring board and the terminal strip sealing cover, and the terminal strip wiring board is located between the terminal strip wiring board and the terminal strip sealing cover. The short-circuit auxiliary tool comprises a dismounting block, the dismounting block comprises a rectangular main body, the length and width of the rectangular main body correspond to those of the rectangular groove, and one end of the rectangular main body is provided with a protruding part. The terminal strip main body is internally provided with a wireless transmission chip, and is connected with an out-of-screen device through the wireless transmission chip, so that a plurality of exposed wires do not need to be connected; the problems that in the prior art, a terminal strip is usually connected in a wire mode, the terminal strip bears multiple or multiple sets of terminal assemblies, wires are densely distributed and are prone to being wound mutually, and the attractiveness needs to be improved are solved, the wireless transmission chip can be disassembled and assembled without disassembling the whole device, and convenience and practicability are achieved.

The utility model discloses a multi-station adjusting system of a shutter wheel machine, and belongs to the technical field of shutter wheel machining. The system comprises a rack, a large machining disc is rotationally arranged on the rack, and a feeding machine head, a forming machine head and a gluing machine head are arranged along the periphery of the large disc. The feeding machine head is provided with a feeding frame, the forming machine head is provided with a forming head, and the gluing machine head is provided with a gluing head. Meanwhile, the rack is provided with a first adjusting mechanism to drive the feeding frame to move in the X direction and the Y direction of the large machining disc, a second adjusting mechanism and a third adjusting mechanism respectively drive the forming head and the gluing head to be adjusted in the Y direction, and a fourth adjusting mechanism achieves lifting adjustment of the feeding frame. All the adjusting mechanisms are connected with a PLC, the controller automatically and accurately regulates and controls the positions of all the machine heads according to product specifications, and multi-station collaborative operation is achieved. The system effectively improves the flexibility and accuracy of flap wheel machining, meets the machining requirements of products of different specifications, reduces manual adjustment errors, improves the production efficiency and the product quality, and has good application prospects.

The utility model discloses an automatic clamping mechanism for a secondary power supply and belongs to the technical field of secondary power supplies. Comprising a supporting shell assembly, a base plate, an anti-falling frame and a deformation claw. An anti-falling frame is fixed to the inner ring of the supporting shell assembly; the anti-falling frame is of a frame-shaped structure, a deformation claw is arranged at the front end of the anti-falling frame, and a base plate is arranged at the rear end of the anti-falling frame. According to the utility model, through the arrangement of the substrate and the deformation claw, the positioning is simple and easy to operate, the deformation claw stretches inwards to clamp the two power supply modules after being heated, the disassembly yield of the secondary power supply is improved, the damage to equipment and products is not generated, and mechanical stress is not generated; the arrangement of the buckle is greatly simplified, and the maintenance efficiency of the secondary power supply is improved; the rapid maintenance device is simple in structure, rapid maintenance can be achieved, the installation mode between the rapid maintenance device and equipment is very convenient, and rapid maintenance and replacement of various products can be achieved.

This utility model discloses a pressure-boosting and energy-saving water pump with good sealing performance, belonging to the field of water pump technology. It aims to solve the problems of difficult disassembly and maintenance of existing cleaning devices and their inability to clean dead corners of pipes. The water pump includes a pump body, a water outlet pipe, a wall-scraping assembly detachably installed at the end of the water outlet pipe, and a clamping mechanism for fixing or separating the wall-scraping assembly. The wall-scraping assembly includes a scraper for scraping away impurities from the inner wall and a motor for driving the scraper to rotate. The clamping mechanism includes multiple grippers and an electric push rod for driving the grippers to simultaneously clamp or release the water outlet pipe. By setting a rotatable wall-scraping assembly, which is driven by a motor to scrape the inner wall of the water outlet pipe, this utility model solves the problem in the prior art of difficult-to-clean impurities adhering to the inner wall of the water outlet pipe and the need for machine shutdown and disassembly. It achieves the technical effects of online automatic cleaning, improved cleaning efficiency, and reduced labor costs.

The utility model discloses a medical instrument part sliding block machining device which comprises a bottom plate, a machine frame is fixedly installed on the top of the bottom plate, a first electric telescopic column is fixedly installed on the left side of the top of the machine frame, and the telescopic end of the first electric telescopic column is fixedly connected with a movable block. The bottom plate, the rack, the first electric telescopic column, the movable block, the through opening, the mounting plate, the polishing assembly, a motor, a polishing wheel, a fixed plate, an insertion opening, a positioning mechanism, a limiting insertion block, a telescopic rod, a movable plate, a limiting supporting plate, a threaded hole, a clamping groove, a stud, a handle, a supporting plate, a second electric telescopic column, a workbench, a third electric telescopic column and a clamping plate are matched with one another; and the effect that the polishing assembly can be conveniently disassembled is achieved, so that when the polishing assembly breaks down, a user can rapidly maintain and replace the polishing assembly, and the market requirement can be greatly met.

This utility model relates to the field of pipeline equipment technology and discloses a flexible metal-coated hose, including a circular tube. Metal rings are fixedly connected to both ends of the outer wall of the circular tube. An installation mechanism is provided on the outer wall of each metal ring on a side away from each other. The installation mechanism is used to protect the bent hose. An interface mechanism is provided on both ends of the installation mechanism for connecting the pipe. The installation mechanism includes two fixing rings, with their inner walls respectively positioned on opposite sides of the outer walls of the two metal rings. A metal sheath is provided between the adjacent fixing rings. In this utility model, the engagement of the tenon and mortise prevents the fixing rings from loosening during use. When the metal sheath in the middle of the hose is damaged, the metal sheath and metal rings can be quickly disassembled through the slot and buckle, enabling rapid repair and replacement and improving efficiency.

The present invention discloses a punching device for mosquito net rod production, which relates to the technical field of mosquito net rod processing, including a workbench, a positioning assembly and a punching assembly, wherein a displacement assembly is arranged on the outer side of the top of the workbench, and a rod body is arranged on the inner side of the displacement assembly, a synchronization rod is arranged on the outer side of the top of the displacement assembly, and an electric control seat is arranged on the outer end of the bottom of the synchronization rod. The first motor of the present invention rotates in the opposite direction, which can make the sliding seat drive the first electromagnetic sleeve seat, the third electromagnetic sleeve seat, the second electromagnetic sleeve seat and the fourth electromagnetic sleeve seat to return to the original position, and the rod body will be fitted with the ratchet fitting wheel during the process of passing through the directional sleeve, and the rotation direction of the ratchet fitting wheel is the direction in which the rod body moves toward the punching table, so when the electromagnetic sleeve seat is reset with the sliding seat, the ratchet fitting wheel can lock the rod body to prevent the rod body from moving back, and through this design, the accuracy of the displacement of the rod body can be improved, thereby ensuring the accuracy of the punching length of the mosquito net rod.

The invention relates to a pressure container tank which comprises a pressure tank mechanism and a temporary plugging assembly, the outer side of the pressure tank mechanism is sleeved with the temporary plugging assembly, and a main body frame of the temporary plugging assembly is made of an elastic material. The temporary plugging assembly is tightly attached to the outer peripheral face of the pressure tank mechanism, and the temporary plugging assembly divides the outer peripheral face of the pressure tank mechanism into a plurality of independent closed detection areas. On the premise that an existing tank body is not greatly transformed, the leakage condition of the tank body is monitored and blocked in time, through cooperative use of the passive detection assembly, the replaceable warning mechanism and all matched parts, passive and timely response during leakage of the pressure container tank is achieved, temporary blocking can be conducted on the damaged position of the tank body, and the pressure container tank is prevented from being damaged. Medium leakage is primarily controlled, and pollution expansion is prevented.

The present invention provides a system for rapid maintenance and replacement of fans in electrical cabinets, which belongs to the field of supporting maintenance of electrical cabinets, and includes a cabinet, a fan and a maintenance vehicle. The fan is provided with an interface rack, and the cabinet is provided with an interface gear. Through the cooperation of the rack and gear, the fan is inserted and hung on the side of the cabinet, and an air duct is provided inside the cabinet. The airflow is guided into the cabinet by the air duct for heat dissipation; the maintenance vehicle includes an armrest and a vehicle plate, and a vertical rod is provided on the vehicle plate, and a support frame is slidably connected to the vertical rod. The front end of the maintenance vehicle is provided with a maintenance vehicle rack that cooperates with the interface gear; when the fan of the electrical cabinet is maintained and replaced, a new fan is placed on the support frame, and the maintenance vehicle is aligned with the fan interface of the cabinet and pushed forward, and the maintenance vehicle rack acts on the interface gear, and the interface gear rotates to push the old fan back out of the cabinet, and the new fan is lowered and pushed away from the cabinet. Then the maintenance vehicle is driven, and the new fan is inserted into the cabinet under the drive of the interface gear. The present invention can realize rapid maintenance and replacement of the fan.

The utility model relates to a hybrid rigid mine truck water tank cover and a rigid mine truck, and belongs to the technical field of mine car equipment, the hybrid rigid mine truck water tank cover comprises a water tank cover and a protection net assembly in bolted connection with the water tank cover, and the water tank cover is formed by welding a front panel, two side plates and a supporting framework; the protective net assembly comprises a heat dissipation net and a mold plate; the mould plate is detachably connected with the heat dissipation net; a partition plate is arranged between the heat dissipation net and the heat exchanger; the overall rigidity of the water tank cover is improved through a frame structure formed by welding the supporting framework, the front panel and the side plates, and mechanical impact and vibration under complex road conditions of a mining area can be resisted; the protection net assembly and the water tank cover are connected through bolts to achieve modular disassembly and assembly, and rapid maintenance and replacement are facilitated; through the partition plate arranged in the cavity between the heat dissipation net and the heat exchanger, a heat source is effectively isolated, hot air backflow is avoided, and heat dissipation stability is ensured.

The invention relates to the technical field of hydrographic survey, and discloses a riverway warning-based water level detection device, which comprises an installer, a cross rod fixedly installed at the top of the installer, a water level detector arranged at one end of the cross rod, and a connecting piece fixedly connected to the outer part of the water level detector, the transmission piece enables the calibration plate to rotate to the position under the water level detector through the transmission belt, and the connecting piece can drive the water level detector to move downwards through the lifting unit. Transmission is conducted through the transmission part, the condition of the water level detector can be fed back in time through the calibration plate, continuity and accuracy of monitoring data are ensured, long-time wrong data caused by equipment drifting faults are avoided, the overall reliability of monitoring equipment is improved, rapid maintenance and replacement are achieved in cooperation with the lifting unit, and the practicability is high. Downtime caused by faults of the water level detector is shortened, long-term stable operation of the monitoring system is guaranteed, and the warning effect that the water level detector is larger than the water level of the river channel is effectively guaranteed.

This utility model provides an installation structure for a hair trimmer, including a housing and a blade head. The housing contains a charging component and a power component. The housing includes an upper shell and a lower shell. The lower shell includes a connecting part with a mounting hole. A copper nut is fitted into the mounting hole. The blade head includes a moving blade assembly, a fixed blade, and a spring. The spring is located on the lower shell. The fixed blade has a hole corresponding to the copper nut. A screw passes through the hole and screws the copper nut in, fixing the fixed blade to the lower shell. The moving blade assembly is clamped between the fixed blade and the spring. First, the moving blade assembly and the power component are connected via a transmission rod inserted into a drive slot. Then, the fixed blade is fixed to the copper nut on the lower shell by the screw, creating dynamic pressure on the moving blade assembly. Disassembly only requires removing the screw to remove the fixed blade, enabling quick blade head repair and replacement, avoiding complete disassembly; simplifying the assembly process and improving production line efficiency.

The invention relates to the technical field of gas-liquid separation, in particular to a gas-liquid separation assembly of hydrogen sulfide treatment equipment, two mounting column boxes are fixedly connected to the top of a fixed bottom plate, extrusion half bins are fixedly connected to the adjacent sides of the two mounting column boxes, and fixed inner columns are rotatably connected to the inner sides of the two extrusion half bins; two extrusion rotating rings are rotatably connected to the outer side of the fixed inner column, the two ends of the fixed inner column are fixedly connected to the interior of the mounting column box, a fixed base is fixedly connected to the outer side of the fixed inner column, and rotating bases are fixedly connected to the outer sides of the extrusion rotating rings; inserting bottom blocks are fixedly connected to the tops of the fixed base and the rotating base, rotating outer rings are fixedly connected to the outer sides of the extrusion half bins, and rotating inner rings are rotatably connected to the inner sides of the two rotating outer rings, so that the filtering membrane body can be quickly replaced, the maintenance cost is reduced, and meanwhile, the filtering efficiency is improved. According to the gas-liquid separation assembly, pollution to the environment can be effectively reduced in the separation process, and the safety of operators is ensured.

The utility model relates to the technical field of LED display screen installation, in particular to a split type LED display screen which comprises an installation frame and a display panel, fixing pieces are fixed to the four corners of the installation frame and used for fixing the four corners of the display panel, and when the fixing pieces are pressed by the display panel, the display panel is pushed to be coplanar with other installed display panels. And when the fixing piece is pressed by the display panel again, the display panel is pushed out. When the display device is used, after the display panel is fixed on the fixing piece, force is applied to the display panel, so that the fixing piece is pressed, the display panel is pushed and is coplanar with other mounted display panels, gaps between the panels are avoided, black gaps are prevented from being generated in a played picture, and the display effect is improved by applying force to the display panel again. When the display panel is damaged, the fixing piece is pressed, the display panel is pushed out, and therefore a certain damaged display panel can be conveniently and rapidly maintained and replaced.

The utility model discloses a wireless temperature sensor. The wireless temperature sensor comprises a cable main body and a wireless temperature sensor body, the self-adaptive firm clamping assembly comprises first bearing blocks, second bearing blocks, a base, a cylindrical rod, a circular groove, a spring and a circular stop block, the two sides of the wireless temperature sensor body are fixedly connected with the first bearing blocks, and the side portions of the first bearing blocks are movably connected with the second bearing blocks. The two sides of the top of the base are fixedly connected with cylindrical rods, the cylindrical rods are movably connected into the circular grooves, the outer sides of the cylindrical rods are movably sleeved with springs, and the tops of the cylindrical rods are fixedly connected with circular check blocks. According to the utility model, the spring can push the second bearing block to move downwards under the cooperation of the circular stop block, and then can push the wireless temperature sensor body to move downwards under the cooperation of the first bearing block, so that the wireless temperature sensor body is tightly attached to the cable main body, and accurate monitoring of temperature is ensured.

The utility model provides a bearing seat clamp which comprises a box body, a sliding groove is formed in the outer portion of the box body, a moving block is connected into the sliding groove in a sliding mode, a rotating shaft is fixedly connected into the moving block, a stand column is movably connected to the outer portion of the rotating shaft, a screw support is fixedly connected to the outer portion of the stand column, and a bolt is connected into the screw support in a threaded mode. The bearing pedestal clamp comprises a box body, a clamping mechanism is arranged in a sliding groove, a bolt is arranged in the sliding groove, a long column is connected outside the bolt in a threaded mode, the other end of the long column is fixedly connected with an ejector block, and an inward-sunken groove is formed in the outer portion of the box body. According to the design of the clamping mechanism, the modes of threaded connection, insertion connection and the like are adopted, so that the clamping mechanism has the functions of quick disassembly and assembly, meanwhile, accessories can be quickly maintained and replaced, the parts are placed in the containing groove through quick disassembly, and the whole clamp can be closed to form a sealed environment.

The present invention discloses an assembled asphalt pavement prefabricated block and a manufacturing method thereof. The prefabricated block is provided with a reinforcement layer, an asphalt lower layer, an interlocking layer, an anti-skid asphalt upper layer and a super-hydrophobic coating in sequence from bottom to top, and two adjacent layers of the structure are bonded by spraying a tack coat oil; a connection portion is provided on the prefabricated block, and a plurality of prefabricated blocks are longitudinally connected through the connection portion; the present invention can realize factory production by prefabricating the asphalt surface layer, improve construction accuracy and engineering quality, reduce construction pollution, simplify construction procedures, and improve labor efficiency; and each prefabricated block is numbered for rapid positioning and maintenance and replacement; at the same time, a sensor device can also be buried in advance during prefabrication to provide support for intelligent monitoring of road quality.

According to the internally-wrapped adjustable guide rail plastic pasting structure and method, a soft belt is directly bonded to a supporting plate, and then the supporting plate is fixed to the corresponding guide rail. The abrasion of the contact surface of the soft belt can be immediately compensated through the longitudinal adjusting bolt and the adjusting cushion block, so that the service life of the soft belt is prolonged; the maintenance and replacement of the soft belt are quicker, and long-time shutdown is avoided; when the soft belt is replaced, the supporting plate is directly detached, so that repeated overturning of the loading part is avoided, and potential safety hazards are eliminated; when the soft belt is installed, external pressure can be loaded conveniently when the soft belt is pasted. The high point of the soft belt can be conveniently found and scraped by using the plane of the lower guide rail as a reference; and the operation difficulty and intensity are reduced, and wide and rapid operation is facilitated.

The utility model discloses a petroleum and natural gas pipeline test pile door, relates to the technical field of natural gas pipeline test equipment, and aims to solve the problems of high maintenance difficulty, high maintenance cost and potential safety hazards of the test pile door. The test pile body is provided with a window for detection, the test pile body is provided with a detection box corresponding to the window, the detection box is detachably connected with a rectangular pile door body, and the pile door body is provided with a lock body for locking the pile door body.

The utility model relates to the technical field of transportation equipment, and discloses an ultra-light individual soldier electric single-wheel transport vehicle which comprises two side plates which are symmetrically arranged and used for supporting, a rotating shaft is jointly installed on the lower portions of the two side plates, and a wheel body is fixedly arranged in the middle of the outer portion of the rotating shaft in a sleeved mode. And the upper parts of the two side plates are jointly and fixedly connected with a fixed pipe. The lightweight design of symmetrical side plates is adopted, carrying by an individual soldier is facilitated, stable parking supporting is achieved through the supporting assembly, the driving system provides silent efficient power through chain wheel transmission and has the anti-sliding function, and the vehicle body structure in modular design supports rapid disassembly, assembly and maintenance and multi-scene carrying platform adaptation; and the lighting lamp is arranged to meet the night use requirement, the endurance convenience is improved through the pluggable lithium battery, concealment, terrain adaptability and operation convenience are integrally considered, and the reliability and efficiency of field individual soldier material transportation are remarkably improved.

The utility model discloses a dry air all-insulation circuit breaker, and belongs to the technical field of circuit breakers, the dry air all-insulation circuit breaker comprises a protective shell, a fixing block is fixedly mounted in the protective shell, a mounting groove is formed in the fixing block, and a circuit breaker main body is arranged in the mounting groove; fixing grooves are symmetrically formed in the positions, located on the two sides of the circuit breaker body, in the fixing block, mounting units with limiting and fixing functions are arranged in the fixing grooves, adjusting grooves are formed below the fixing grooves, and adjusting units are arranged in the adjusting grooves; the circuit breaker main body is fixedly installed in the fixing block through the installed installation unit, the circuit breaker does not need to be fixed through a screw or welding mode, the installation unit is adjusted through the adjusting unit, the installation unit does not limit and fix the circuit breaker any more, and when the circuit breaker breaks down, the circuit breaker can be fixed conveniently. And the circuit breaker can be quickly disassembled for maintenance and replacement, so that the working efficiency is improved.

This utility model discloses a hinged adjustable Bluetooth sunshade, relating to the field of sunshade technology. It includes a face frame and lenses. The lenses are installed inside the face frame, and hinges are installed at both ends of the face frame. The face frame is rotatably connected to the temples via the hinges. A limit post is fixedly connected to one end of each hinge, and a Bluetooth module is fixedly connected to the side of the temples. The lenses of this utility model are made of UV-protective sunglasses lenses or polarized lenses, effectively blocking direct sunlight, filtering ultraviolet rays and glare, and reducing strong light interference from reflections from water surfaces, snow, etc., providing comprehensive eye protection. The Bluetooth module is integrated into the temples, allowing easy audio playback and call functions via the control panel. Simultaneously, the protective shell achieves intelligent opening and closing through buckles, limit posts, and limit cylinders. When the temples are unfolded, the protective shell unlocks for easy operation; when folded, it automatically locks to prevent accidental activation, allowing users to enjoy a smart experience while operating more safely and conveniently.