9results about How to "Anti-vibration" patented technology

The invention discloses a high-temperature-resistant optical transceiver module, which comprises a PCB (Printed Circuit Board), an airtight tube shell, an optical engine and an MT-FA metallized optical fiber, wherein the PCB is connected with the airtight tube shell; the MT-FA metalized optical fiber is arranged on the airtight tube shell, and the MT-FA metalized optical fiber is connected with the optical engine. According to the invention, the long-term operation reliability of the optical module and the aircraft upper control communication control system is improved.

This invention provides a zoom lens with anti-vibration properties, which facilitates miniaturization and weight reduction while maintaining good optical performance, and a camera device equipped with the zoom lens. The zoom lens, from the object side towards the image side, sequentially comprises a first lens group with positive refractive power, a second lens group with negative refractive power, an intermediate group with positive refractive power, and a subsequent group with negative refractive power. The first lens group moves during zooming. The second lens group, from the object side towards the image side, sequentially includes a front group of the second lens group that remains stationary during image shake correction and an anti-vibration group with negative refractive power that moves during image shake correction. The zoom lens satisfies a predetermined conditional expression.

This utility model discloses a telescopic compensation type layered water injection sealing device, which includes a rubber sleeve and a spring. The upper and lower rubber sleeves, installed outside the upper and lower water injection pipes respectively, have hydraulic chambers one and two connected by a connecting hose. A pressure transmission hole in the upper water injection pipe, connected to hydraulic chamber one, is connected to a hydraulic pump on the ground via a hydraulic pipeline. The upper and lower water injection pipes are connected by a telescopic compensation mechanism. The spring is installed between the sealing cylinder and the telescopic sleeve in the telescopic compensation mechanism. The upper water injection pipe, sealing cylinder, corrugated pipe, sealing sleeve, and a fixing ring installed outside the lower water injection pipe and below the telescopic sleeve are sequentially fixedly connected. The lower water injection pipe can move up and down within the telescopic sleeve and the fixing ring. The telescopic compensation mechanism absorbs vibration energy generated during water injection and compensates for sealing gaps. This device is suitable for high-efficiency layered water injection tubing in oilfield development, providing vibration and creep prevention effects.

The utility model discloses a cutter with a piston with an automatic abrasion compensation structure, which comprises a cutter handle body, one end of the cutter handle body is a cutter clamping end, a cavity is arranged at the cutter clamping end, a through hole is arranged on the lateral side of the cutter handle body, a pressurizing bolt and the piston are both arranged in the through hole, and an expansion sleeve is arranged on the peripheral side of the annular cavity. An oil cavity is formed in the peripheral side of the expansion sleeve and connected with the bottom of the through hole through a pipeline, when the pressurization bolt rotates to enter the through hole, hydraulic oil is squeezed into the oil cavity by driving the piston, and pressure is evenly transmitted to the expansion sleeve in the peripheral direction. According to the utility model, the oil path sealing piston in the cutter is changed from the convex point type to the concave type, so that the sealing performance is improved on the basis of convenient operation, and the vibration of the cutter and a machine tool spindle is effectively prevented.

The invention provides a special anti-corrosion coating repair process for a steel metal pipe, which relates to the technical field of pipe repair, and comprises the following steps: thoroughly derusting the surface of the repaired part of the pipe, and keeping the surface roughness; a composite adhesive is prepared, and carbon fiber cloth is soaked in the mixed composite adhesive to be fully soaked and fully distributed on the surface; carbon fiber cloth is rolled into rolls, the surfaces of the treated pipes are wrapped with the carbon fiber cloth clockwise, each roll is overlaid by 2-3 cm, and the rolls are laid flat and tensioned; carbon fiber cloth is used as a repairing material, a composite adhesive is used as a bonding material, the composite adhesive is used for dipping the carbon fiber cloth, after the repaired part of the pipe is subjected to rust removal and cleaning treatment, the carbon fiber cloth is used for carrying out clockwise and anticlockwise multi-layer bonding coating on the repaired part of the pipe, and a scraping plate and a brush are matched for scraping and surface finishing; the pipe repairing method is scientific, economical and practical, and can be operated in normal-temperature and normal-pressure states.

The utility model discloses a support for a tubular reactor of an LDPE / EVA device, which comprises at least one disc spring group, at least one channel steel group, a height adjuster and a fastener, a steel structure of the tubular reactor is connected with the channel steel group through the fastener, the channel steel group comprises a channel steel I and a channel steel II, the channel steel I and the channel steel II are respectively arranged on two sides of the tubular reactor, a disc spring group is connected in the channel steel I, and a height adjuster is connected in the channel steel II; the height adjuster comprises an adjuster frame, a top plate and a fastener I, the adjuster frame is connected with the top plate through the fastener I, the adjuster frame is connected to a steel structure of the tubular reactor, the top plate is used for bearing the weight of the tubular reactor, and the fastener I is used for adjusting the height of the top plate, so that the top plate is in contact with the tubular reactor; therefore, the elevation of the tubular reactor is adjusted. The bracket can reduce the adjustment time when the reactor is mounted, and can improve the adjustment precision of the elevation of the reactor; and the vibration of the tubular reactor is reduced.

This invention belongs to the field of energy storage technology, specifically a mobile intelligent energy storage balancing and management system based on supercapacitor modules. It includes an energy storage module composed of multiple supercapacitor cells connected in series; a high-precision synchronous sampling unit for real-time acquisition of terminal voltage, temperature, and leakage current parameters of each supercapacitor cell, supporting millisecond-level synchronous triggering; a lightweight active balancing unit that achieves directional energy transfer between adjacent or spanning cells through a multi-channel controllable MOSFET switching network; and, based on millisecond-level synchronous data, integrating load condition identification and cell aging prediction models, dynamically generating and executing a feedforward-feedback composite balancing strategy. This allows the system to trigger preventative balancing operations before drastic parameter changes occur due to moving bumps, pulse discharges, or other conditions, suppressing inconsistencies at their inception. This significantly improves the timeliness, accuracy, and energy utilization efficiency of balancing, extending the overall lifespan of the module.

The application discloses a high-precision plug core product forming die and a forming method, and relates to the field of injection molding dies. In view of the MT plug core forming problem of an ultra-fine inner hole, a multi-section split die core structure is adopted, the cavity is divided into an upper forming block, a lower forming block and a sealing block, an ultra-fine hole forming needle and a hole forming rod of tungsten steel material are used to form the cable fine hole; the inner forming block and the sealing block are integrally formed by oil cutting, the tail end of the hole forming needle is axially and angularly fixed through a connecting device; a matching anti-shaking multi-slider mechanism is used to stably translate the sealing block through cooperation of an inclined rod and an inclined channel, and a spring is used to eliminate transmission clearance; integrated mold temperature automatic measurement, cavity pressure real-time sensing and exhaust sealing structure are used to realize closed-loop monitoring in the forming process. The application effectively avoids the breakage of the slender insert during processing and the injection deformation, improves the forming precision of the ultra-fine inner hole, and improves the product consistency and yield.

The utility model relates to the technical field of part measurement, and provides a part end face profile measuring device which comprises a measuring device body. The measuring device body comprises a machine base, a C-axis unit, a workbench, a two-axis moving unit and a measuring head unit. The machine base comprises a mounting platform; a C-axis unit and a two-axis moving unit are respectively arranged on the mounting platform; the C-axis unit comprises an air floating rotary table and an adjusting platform arranged on the air floating rotary table; a workbench is arranged on the adjusting platform; and a measuring head unit is arranged on the two-axis moving unit and is positioned above the working table. The device is simple in operation, and improves the efficiency and detection precision of the end face contour of the annular part.