22results about How to "Low maintenance" patented technology

This utility model discloses an adjustable and replaceable device for reducing vibration of rotating equipment in marine environments, comprising: an outer pipe, a main shaft, and a bearing bracket. The outer pipe is coaxially arranged with the main shaft, and the bearing bracket is sleeved on the outside of the main shaft. An annular groove is provided on the inner wall of the outer pipe at a position corresponding to that of the bearing bracket. A positioning ring is detachably installed in the annular groove. An outer ring is provided on the outer edge of the bearing bracket, and the outer ring cooperates with the positioning ring. The positioning ring reduces the fitting gap, improves the overall stability of the bearing bracket and the outer pipe, and thus enhances the stability of the bearing and pump unit. It can reduce the vibration amplitude of the rotating equipment and improve the long-term safe and stable operation capability of the rotating equipment in marine environments. The addition of the 316L positioning ring simplifies on-site construction, and the positioning ring can be adjusted and replaced in a timely manner according to the subsequent vibration of the rotating equipment.

This utility model relates to a high-efficiency graphite absorption tower in the field of graphite towers, including a tower body and a base for fixing the tower body. Multiple sieve plates are fixed sequentially from top to bottom inside the tower body. A rotating rod is rotatably installed inside the tower body, and a cleaning mechanism is rotatably connected to the circumference of the rotating rod via a connecting seat. The cleaning mechanism is used to clean the deposits on the sieve plates. The cleaning mechanism is also elastically connected to the connecting seat via an elastic structure. In its normal state, the cleaning mechanism fits against the circumference of the rotating rod. When subjected to centrifugal force, the cleaning mechanism overcomes the elastic force of the elastic structure and unfolds. A suction pump is fixed inside the base, and a follower is fixedly sleeved at the lower end of the rotating rod. By adopting the above-mentioned elastic structure and follower, the overall cost of the equipment is reduced, while still achieving the purpose of cleaning the deposits on the sieve plates. This improves the absorption efficiency of the graphite tower while reducing the subsequent maintenance frequency and costs, achieving the goals of cost reduction, efficiency improvement, and energy saving.

The application discloses a rotary inclined plate sedimentation tank and relates to the field of sewage treatment equipment. The rotary inclined plate sedimentation tank comprises a sedimentation tank body, a water inlet structure, a rotary inclined plate structure, a sludge collecting hopper and a water outlet structure. The inclined plate structure adopts a rotatable inclined plate device. The rotatable inclined plate device can rotate periodically due to the rotating force generated by the screw propeller at the end of the rotary inclined plate in the process of water flow and the rotating force generated by the uneven gravity distribution of sludge on the rotary inclined plate. Therefore, the sludge can be smoothly settled without being limited by the inclination angle, the sedimentation efficiency is improved, and the traditional sludge blockage phenomenon of the inclined plate is avoided.

The embodiment of the application relates to the technical field of vehicles, and discloses a vehicle door assembly and a vehicle, the vehicle door assembly comprising a vehicle door outer plate, a vehicle door inner plate and a plurality of energy-absorbing devices, the vehicle door inner plate being located on the inner side of the vehicle door outer plate; the plurality of energy-absorbing devices being arranged at intervals between the vehicle door outer plate and the vehicle door inner plate, each energy-absorbing device comprising an energy-absorbing piece and a crash plate, the energy-absorbing piece being connected to the vehicle door inner plate, and the crash plate being located on the side of the energy-absorbing piece close to the vehicle door outer plate, the energy-absorbing piece being used for energy absorption and buffering when the vehicle door outer plate is subjected to a collision. The vehicle door assembly provided by the embodiment of the application is provided with a plurality of energy-absorbing devices between the vehicle door outer plate and the vehicle door inner plate, each energy-absorbing device comprising an energy-absorbing piece and a crash plate, the energy-absorbing piece being used for energy absorption and buffering when the vehicle door outer plate is subjected to a collision, so that the probability of damage to the crash plate, the vehicle door inner plate and related vehicle door accessories is reduced, and only the vehicle door outer plate needs to be repaired or replaced, thereby reducing the maintenance cost of an accident vehicle.

The utility model discloses a kind of paper skin conveying stack position of lifting and rotating, belong to paper product packaging and logistics conveying technical field.The device includes rack, lifting frame, rotating frame, conveying mechanism and drive system.Lifting frame is movably arranged on rack;Rotating frame is rotatably arranged on lifting frame;Conveying mechanism is installed on rotating frame, for carrying and conveying paper skin;Drive system is used to drive lifting frame lifting and rotating frame rotation. Among them, drive system includes the first linear cylinder for driving rotating frame 90 degrees horizontal rotation, and the second linear cylinder for driving lifting frame vertical lifting;Conveying mechanism includes chain conveyor and the conveying motor of driving its forward and reverse operation.The utility model highly integrates conveying, lifting, rotating function, compact structure, solve the problem that existing equipment function is single, layout is long, with the advantages of running smoothly, high efficiency, strong adaptability.

This application discloses a machine tool structure with a combined machining head. The application includes: a first base and a second base, the first base having a working area for placing the workpiece to be processed; a column, on which a first X-axis linear module is mounted; a first group of electrical discharge machining (EDM) heads, comprising at least four heads mounted on the first base and respectively connected to the first X-axis linear module, each of the four heads having an independent Y-axis linear module and a Z-axis linear module; and a second group of EDM heads, comprising at least one head mounted on the first base, the second base having a second X-axis linear module, the at least one head connected to the second X-axis linear module, the at least one head having an independent Y-axis linear module and a Z-axis linear module, and all four heads connected to an EDM power supply.

The utility model provides a kind of automatic descaling device for pipeline, at least includes: descaling agent tank, liquid-adding metering pump, dilution flushing tank, flushing circulating pump and control system;The descaling agent tank is used to store descaling agent stock solution, with stock solution filling port and stock solution discharge port;The liquid-adding metering pump is set to the stock solution discharge port, and descaling agent stock solution is transported to downstream by pipeline;The dilution flushing tank has the first inlet connected with water source by electric stop valve, the second inlet connected with the liquid-adding metering pump outlet, and dilution liquid outlet;One end of the flushing circulating pump is connected with the dilution liquid outlet by pipeline, and the other end is used to be connected with the pipeline to be cleaned;The control system controls the liquid-adding metering pump and the electric stop valve to open, and water and descaling agent stock solution are mixed to form descaling agent dilution after entering the dilution flushing tank, and then the flushing circulating pump is controlled to open, and the pipeline to be flushed is flushed and descaled using descaling agent dilution.

The application relates to a cigarette packet extracting device and method. The cigarette packet extracting device comprises a first mounting bracket, a driving mechanism, a crank, a connecting rod and an executing mechanism. The first mounting bracket is used for mounting on the rack of a cigarette packet extracting conveying belt. The driving mechanism is mounted on the first mounting bracket. The driving mechanism is in driving connection with the crank, and the connecting rod is in driving connection with the crank. The executing mechanism comprises a hook hand which is in driving connection with the connecting rod so that the driving mechanism drives the hook hand to reciprocate through the crank and the connecting rod. The cigarette packet extracting device and method have the advantages of high stability, long service life and high machining precision.

A wear-resistant agitator blade for mixing phosphate rock slurry includes a blade body with a wear-resistant layer laser-clad on the flow-facing edge. The outer arc edge of the wear-resistant layer is beveled, and the wear-resistant layer thickness is 3-5 mm. This invention achieves an optimal balance between cost and performance through the wear-resistant design of the flow-facing edge, significantly extending the service life of the agitator blade in high-solids-content media, and substantially reducing equipment maintenance frequency and related costs. It demonstrates significant technological advancement and social and economic benefits.

This invention relates to a seedling-collecting mechanism and a dual-purpose rice and rapeseed transplanter, aiming to solve the problem that existing transplanting equipment's seedling-collecting mechanisms cannot simultaneously meet the seedling-collecting needs of both rice and rapeseed's mat-like seedlings. The transplanter includes a frame, a seedling box, a planting device, and a seedling-collecting mechanism. The seedling-collecting mechanism includes a rotary arm assembly, a planting arm, and seedling-collecting claws. The rotary arm assembly is mounted on the frame, and the planting arm is fixed to the rotary arm assembly. The seedling-collecting claws are detachably connected to the planting arm. The seedling-collecting claws include rice-specific claws and rapeseed-specific claws, which can be interchanged depending on the target crop. This invention achieves dual-purpose functionality through the rapid replacement of the seedling-collecting claws in the seedling-collecting mechanism, improving the transplanter's versatility and economy, and reducing the user's equipment investment costs.

Embodiments of the present invention provide a transfer module and a substrate processing apparatus including the same. The transfer module includes: a housing; a first transfer section for transferring a substrate and rotatably connected to the housing in a first rotational direction; a second transfer section for transferring a storage container containing the substrate, arranged vertically spaced from the first transfer section and rotatably connected to the housing in a direction different from the first rotational direction; a drive section connected to the first transfer section via a connecting member to provide power for rotating the first transfer section; and a transmission unit connecting the first transfer section and the second transfer section and transmitting the power to the second transfer section.

The utility model discloses a handheld photovoltaic panel brush production brush hair assembly equipment, including main part, install the locating plate on the main part, be provided with the fixed plate on the main part, install the ventilation module on the fixed plate, be provided with the air -blast mouth on the ventilation module, install the gas stem above the air -blast mouth, install the connecting flange on the gas stem, install the accurate positioning plate above the connecting flan, install the guide plate above the accurate positioning plate. This brush hair assembly equipment, compact, small, ventilation module stable energy supply, pneumatic transmission is stable. The accurate positioning plate and guide plate cooperate and position the brush hair, and the automatic up and down movement simplifies the operation and reduces the intensity, and the compatibility is strong. It can improve the quality and effect, reduce the cost, help enterprises to increase efficiency and reduce cost, promote the upgrading of photovoltaic cleaning equipment technology and the development of industry.

The utility model relates to the technical field of injection molding process especially is used to a front mould oblique position structure for injection mould, including the front mould fixed plate, the water gap board, the backing plate, the front mould frame and the front mould kernel that set up in proper order, still include the front mould insert piece and the row position guide pillar, the front mould insert piece is worn and is set in the front mould kernel, and under the guidance of the mould kernel inclined plane of front mould kernel, oblique inserts injection molding cavity, thereby injection molding forms the oblique recess of plastic part, the one end of row position guide pillar is fixedly connected in the water gap board, its other end passes through the backing plate and the front mould frame, and with the front mould insert piece forms the lock joint of movable, makes row position guide pillar drive front mould insert piece and exits from the oblique recess. Above all, the utility model through the lock joint and water gap board linkage drive of ingenuity, has simplified the mould structure significantly, has improved injection molding efficiency, has guaranteed the plastic part forming quality. Its modular design and high performance price ratio make it easy to manufacture, maintain and market promotion.

This invention relates to the field of information display technology, and discloses a conference screen sharing method and related equipment based on frame buffering and incremental updates. The method includes managing and processing the frame buffer resources of a remote host and a local host; using incremental update technology, the remote host and local host identify the changed parts of the screen content after frame buffer resource management and processing, and generate image difference information; and transmitting the image difference information between the remote host and the local host to complete the conference screen sharing based on frame buffering and incremental updates. This invention, by managing and processing the frame buffer resources of the remote host and local host, can effectively integrate and optimize the utilization of screen resources; the use of incremental update technology allows the system to identify and transmit only the changed parts of the screen content, rather than the entire screen image. During the conference screen sharing process, only the changed image areas are captured and transmitted, thereby significantly reducing the amount of data that needs to be transmitted.

This application relates to a split-type metal mold low-pressure casting distributor and its usage method. The distributor consists of an upper mold and a lower mold, which are fixed together by bolts. The upper mold has bolt interfaces for connecting to the mold and the lower mold, facilitating quick assembly and disassembly. The lower mold has a riser pipe interface in its center for receiving molten aluminum. The interior of the flow channel interface of the upper mold cover and the inner surface of the cavity of the lower mold base are coated with an insulation layer. Compared with integrated distributors heated by gas, this distributor saves on the cost of natural gas or liquefied petroleum gas (LPG). During product manufacturing, there is no need to consider the safety of using natural gas or LPG. Most importantly, when designing the casting temperature process parameter, process designers only need to control and optimize the temperature of the casting furnace through equipment, eliminating the variable of unstable molten aluminum temperature during casting that occurs with integrated distributors, thus significantly improving process stability.

This utility model relates to the field of audio equipment technology, specifically disclosing an integrated audio-visual fusion management platform. It includes a main unit containing a main control circuit board. The main control circuit board is communicatively connected to a USB sound card interface, a REC recording interface, a display screen, and several control switches located on the front of the unit. It is also communicatively connected to a power interface, a power amplifier interface, an audio control knob, an analog audio output interface, an analog audio input interface, an external control serial port, a CAMERA interface, a conference unit interface, a network interface, an antenna interface, a UHF audio antenna channel, and a control antenna channel located on the back of the unit. This utility model integrates multiple functional modules into a single unit by adding a main control circuit board. This not only reduces redundant hardware but also lowers wiring costs and maintenance expenses caused by complex wiring. Furthermore, it provides audio processing capabilities, thus preventing frequent harsh noises and improving the user experience.

A kind of high-temperature evaporation equipment for manufacturing nanometer metal powder, including water-cooled barrel shell, water-cooled hemispherical shell, evaporation chamber, cooling water inlet A, cooling water cavity A, cooling water inlet C, plasma cathode column, cooling water inlet D, hemispherical shell cooling water passage, cooling water inlet B, crucible wall petal, cooling water outlet A, plasma anode terminal stud, crucible bottom, cooling water outlet B, hemispherical shell cooling water passage, barrel shell cooling water passage;Its characterized in that: the upper portion of hemispherical shell cooling water passage is equipped with cooling water cavity A;Due to the effect that the hemispherical shell cooling water flow channel of high-temperature evaporation equipment is equipped with cooling water cavity A, the gathered water can be effectively and evenly distributed to hemispherical shell cooling water flow channel and barrel shell cooling water flow channel, so that the cooling efficiency of hemispherical shell cooling water flow channel is high, which is conducive to the evaporation of metal vapor, thereby promoting the production quality of nanometer metal powder;The service life of high-temperature evaporation equipment is improved.

This invention relates to the field of control or regulation systems for non-electrical variables, and more particularly to a UAV positioning method and system. The system includes an airborne positioning module integrating an ultra-wideband transceiver, an inertial measurement unit, a visual sensor module, and a global navigation satellite system (GNSS) receiver module. It also coordinates with an external UWB positioning beacon. Through core functional modules such as real-time multimodal data quality assessment, dynamic weighted fusion positioning, environmental perception and situational awareness, and robustness and integrity monitoring, it achieves high-precision, continuous, and reliable positioning of the UAV. This invention significantly improves positioning accuracy and system robustness, enhances adaptability to complex environments and anti-interference capabilities, and effectively reduces system deployment and maintenance costs.

The utility model discloses a novel spring self-resetting friction energy dissipation steel support which comprises a resetting system and a friction energy dissipation system, and the resetting system comprises an inner cylinder, an outer cylinder, a left push-pull rod, a right push-pull rod, a spring baffle and a spiral spring. The friction energy dissipation system comprises two friction energy dissipation device sets which are symmetrically arranged on the two sides of the reset system correspondingly. The two friction energy dissipation device sets are arranged on the left push-pull rod and the right push-pull rod in a sleeving mode correspondingly and fixedly connected with the closed end plates of the outer barrels at the two ends correspondingly. According to the novel spring self-resetting friction energy dissipation steel support, a composite energy dissipation system of'structure double module-function double redundancy-regulation and control double dimensions' is innovatively constructed, rapid replacement of friction plates and field parameter adjustment of a torque wrench are supported, and the novel spring self-resetting friction energy dissipation steel support has the advantages of being recoverable in function, reasonable in stress, simple in structure and convenient and fast to manufacture. And the anti-seismic property requirements of newly-built and existing structure reinforcing projects can be met.

This disclosure relates to a liquid sealing system for a roasting machine. The system includes: a sealing groove, a sealing plate, and a sealing plate flipping assembly; the sealing groove is disposed on the side wall of the roasting machine's bellows and / or furnace hood, for holding a sealing liquid; the sealing plate is disposed on the trolley of the roasting machine, for immersing itself in the sealing liquid when the sealing plate enters the sealing groove, thereby sealing the roasting machine's bellows and / or furnace hood; the sealing plate flipping assembly includes an arc-shaped guide rail, for causing the sealing plate to flip and bend along the arc-shaped guide rail when the sealing plate enters or leaves the sealing groove, and for allowing the sealing plate to enter or leave the sealing groove after flipping and bending. The liquid sealing system for a roasting machine according to embodiments of this disclosure can reduce air leakage rate, improve heat utilization efficiency and fan utilization efficiency, and the sealing liquid can be an ordinary liquid, does not need to be magnetic, and the sealing effect is not affected by high temperatures. It can also simplify the construction of the sealing system and the trolley, reducing costs.

The utility model relates to warning sign device field discloses a kind of municipal sewage well lid warning signs, including first body, the left and right sides of the first body are uniformly provided with second body, the left and right sides of the first body are uniformly fixedly connected with first rod body, the left and right sides of the second body are uniformly fixedly connected with second rod body, the first rod body is connected with second rod body by clamping assembly, the bottom end inner wall of the first body and second body is uniformly fixedly connected with damping shaft, the outer wall of the damping shaft is uniformly provided with support component.In the utility model, when a certain body is damaged, the damaged body can be directly replaced, without replacing the entire body, thereby reducing the maintenance cost of the body, and the first support rod and the second support rod are supported on the ground, ensuring the stability of the first body and the second body when they are supported around the well lid, so that they cannot easily tip over, and the warning effect on pedestrians and vehicles is guaranteed.