11results about How to "Lower replacement costs" 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 discloses a servo independent transmission mechanism for a corrugated paper slotting machine, comprising a slotting cutter shaft. The key feature is that the slotting cutter shaft is directly driven by a servo motor and a gearbox; a slotting cutter disc is mounted on the slotting cutter shaft at intervals via a slotting cutter disc fixing component; and slotting cutters are mounted on the slotting cutter disc. The slotting cutter shaft of this utility model is directly driven by a servo motor and a gearbox, allowing adjustment of the linear speed of the slotting cutter shaft based on signals from a linear speed sensor, thereby adjusting the linear speed of the slotting cutter disc. This allows for convenient adjustment of the linear speed of the slotting cutter shaft when replacing 5-layer or 7-layer slotting cutter discs. Furthermore, by mounting the slotting cutters on the slotting cutter disc, damage or wear of the slotting cutters only requires replacement of the slotting cutters, eliminating the need to disassemble the slotting cutter disc and reducing replacement costs.

The utility model discloses a drying application device with a pipeline incrustation cleaning structure, relates to the technical field of drying application, and aims to solve the problems of pipeline blockage and low heat efficiency caused by incrustation accumulation of a closed water circulation system. On the basis of a drying room, a water supplementing tank, a circulating hot water pump, an air energy normal-temperature and high-temperature heat pump unit and other components are arranged, detachable connecting sleeves and connecting pipes are arranged on the outer sides of pipelines such as a main water pipe entering the drying room, cross rods are arranged on the inner sides of the pipelines, and the cross rods are matched with a cleaning device composed of a cleaning wiper and a pull rope. During use, the connecting sleeve and the connecting pipe are disconnected, the pull rope is pulled to enable the cleaning eraser to move in a manner of being attached to the inner wall of the pipeline, and scale can be quickly scraped. According to the device, through a convenient incrustation cleaning structure, corrosion of chemical cleaning to the pipeline is avoided, and the maintenance cost is reduced; pipeline heat transfer performance is recovered, and energy utilization efficiency is improved; the drying room has the advantages of being reasonable in structure and high in practicability.

The application discloses a multi-protocol conversion method, system, device and medium between fire alarm devices, and belongs to the technical field of communication; wherein the method comprises the following steps: S1, loading a protocol template; S2, establishing communication with a source device; S3, original data analysis and conversion; S4, data standardization writing into a database; S5, standardized data mapping and frame construction; S6, establishing communication with a target; the system comprises the following modules: a protocol configuration module, used for storing and managing template information of all converted protocols; a data acquisition and analysis engine, used for establishing communication with the source device; a data standardization and database module, used as a data transfer hub of the system; a data mapping and encapsulation engine, used for preparing communication data for the target device; and a data sending engine, used for communicating with the target device; the application solves the problems of protocol incompatibility between new and old fire alarm devices, lack of flexible conversion mechanism and difficulty in unified access to an Internet of Things platform in the prior art.

The utility model discloses a kind of transmission electron microscope sample bearing devices, it is related to transmission electron microscope technical field.Its structure includes bearing plate, elastic pressing plate and pressure plate;Bearing plate upper surface is equipped with recessed groove part for placing sample and elastic pressing plate;Two for pressure plate insertion cooperation guide clamping plate are fixed on bearing plate upper surface, and when pressure plate is inserted on two guide clamping plate, it is pressed on elastic pressing plate.The utility model improves the use efficiency of transmission electron microscope and sample processing amount by simplifying sample fixing mode, improving operation convenience and protecting sample from being damaged, while reducing maintenance and replacement cost in long-term use;By using the combination of elastic pressing plate and pressure plate, the complex operation of traditional screw fixing is avoided, so that the installation and uninstallation process of sample is more convenient and fast. Users only need to complete the fixation of sample by tweezers operation, without additional tools.

The invention discloses a heliostat wireless control system and method based on multiple frequency bands. The system comprises an in-situ layer, a convergence layer and an application layer. The in-place layer is a heliostat in-place control layer and comprises a communication gateway, an in-place controller and corollary equipment of the in-place controller; the in-situ layer is based on a cable-free design, and the communication gateway and the in-situ controller are in communication connection through a wireless network; the convergence layer comprises a control center, a switch and a wireless management platform; the control center manages the communication gateway, distributes frequency bands for the communication gateway, and accesses the mirror field optical fiber ring network through the switch to communicate with the mirror field control system; the application layer comprises a mirror field operator station, an engineer station and a mirror field control and scheduling system, and is used for data collection, display and scheduling of the whole mirror field control system. According to the invention, the cost of the mirror field in the aspects of power distribution equipment, cable purchase and construction is obviously reduced.

The utility model provides a sheet material forming tool for manufacturing corrugated sheet, including upper tool assembly and lower tool assembly, upper tool assembly and lower tool assembly include base and a plurality of finger elements respectively, a plurality of upper finger elements and a plurality of lower finger elements are inserted in upper base and lower base along the feeding direction, interval, upper finger elements and lower finger elements are opposite, set alternately, are used for stamping sheet material to form the corrugation of corrugated sheet, the inner wall surface of upper base and lower base is abutted on the side wall of upper finger elements and lower finger elements respectively. The sheet material forming tool will be subject to wear forming element and fixed element split body manufacture, only need to replace the damaged finger element, and do not need to replace the whole sheet material forming tool, thereby shorten the replacement time, improve production efficiency, also save the replacement cost. And the cooperation structure of finger element and base is simple, avoids stress concentration, reduces the probability of damage.

The application discloses a kind of methods for the deformation prevention reinforcement of bridge crane contactor moving contact, it is related to steel production technical field, by the disassembly detection of 30 fault contactors, statistics obtains that moving contact deformation accounts for 78%, spring failure 15%, other 7%. Establish three-dimensional scanning model, quantize deformation characteristics, determine the middle part of groove is the maximum deformation area, compare the performance parameters of 6 kinds of materials (beech, oak, nylon, PTFE, phenolic resin, silicone rubber), finally select the beech containing moisture content 8-10% as filling material. Its thermal expansion coefficient (5×10 ‑6 / ℃) and copper contact (17×10 ‑6 / ℃) form complementary effect, compared with prior art, the structure stability is improved: through wood plug filling scheme, moving contact deformation is controlled in ±0.1mm range, service life is extended: contactor use cycle is extended from 3 months to 12 months or more.

This utility model relates to a fresh meat cutting machine, including a worktable, a conveying mechanism for conveying fresh meat, and a cutting tool assembly for cutting the fresh meat. The conveying mechanism is located on the worktable. The cutting tool assembly includes a first mounting frame located at the discharge end of the conveying mechanism, and a first blade and a second blade, both vertically downwards, mounted on the first mounting frame. The cutting edge of the first blade is arranged along the feeding direction of the conveying mechanism, and the cutting edge of the second blade is perpendicular to the cutting edge of the first blade. There are multiple first blades arranged at intervals perpendicular to the feeding direction of the conveying mechanism. The first mounting frame has multiple mounting positions for mounting the first blades, and the first blades can be detachably mounted on each mounting position. The fresh meat cutting machine provided by this utility model can control the size of the fresh meat pieces by removing and installing different numbers of first blades, making it convenient and quick to use, and has good practicality.

This utility model relates to the field of storage rack technology and discloses a collision-proof pipe storage rack, including a base and three uprights. An upright first and an upright second are fixedly connected to the upper surface of the base. A sleeve first is rotatably connected inside the upright first. A handle is fixedly connected to the outer wall of the sleeve first. A splined shaft is fixedly connected inside the sleeve first, and a bevel gear first is slidably connected to the outer wall of the splined shaft. In this utility model, through the mutual cooperation of the handle, sleeve first, splined shaft, bevel gear first, bevel gear second, connecting block, threaded rod, fixing block, and clamping element first, the effect of simultaneously clamping all pipes is achieved. This simplifies the pipe fixing process, prevents collisions, scratches, and accidental drops during handling, ensures the safety of operators, and guarantees the integrity of the pipes, thereby improving overall operational safety.

This utility model belongs to the field of shipbuilding, specifically a steel plate cutting device for shipbuilding. It includes a ventilation pipe, with uniformly distributed filter pipes fixedly connected to the inner side of the top of the ventilation pipe. A first sealing ring is fixedly connected to the middle of the inner side of the filter pipe, and a filter screen is fixedly connected to the bottom of the first sealing ring. A cleaning component is provided inside the filter screen, and a second sealing ring is fixedly connected to the bottom of the filter screen. The second sealing ring is fixedly connected to the filter pipe, and a storage component is provided inside the second sealing ring. This utility model provides a steel plate cutting device for shipbuilding that collects dust through a storage pipe, and simultaneously allows for cleaning of the dust inside the storage pipe by removing a second bolt, eliminating the need for purchasing and installing an external dust removal system. Furthermore, it simplifies the production line layout, avoiding complex operation and equipment coordination problems caused by dust removal equipment.