4results about How to "Reduce assembly volume" patented technology

The utility model discloses a kind of gigabit network optical fiber transmission devices, it includes: multiple parallel electrical interfaces, for receiving or sending parallel electrical signal;Multiple parallel / serial signal conversion module, for corresponding connection the multiple parallel electrical interfaces, parallel electrical signal is converted into serial electrical signal, and serial electrical signal is converted into parallel electrical signal;Optical module, it includes array laser driver and transmission array lens series connection branch, and array laser detector and receiving array lens series connection branch;For converting multiple serial electrical signals into multiple optical signals by array laser driver, and converting multiple optical signals into multiple serial electrical signals by array laser detector;And MPO interface, for connecting the transmission array lens respectively by optical fiber, and connecting the receiving array lens respectively. The utility model simplifies wiring, optimizes space configuration.

The application discloses a kind of elbow quick positioning welding device and method, including intermediate frequency inverter welding machine, the upper electrode base and lower electrode base of upper and lower distribution are equipped on the intermediate frequency inverter welding machine, the circulating cooling water path is equipped on the intermediate frequency inverter welding machine, the combined electrode is equipped between the upper electrode base and lower electrode base, elbow exhaust pipe is inserted and fixed in the combined electrode, compressor shell is placed on the intermediate frequency inverter welding machine, the compressor shell is between combined electrode and lower electrode base, elbow exhaust pipe is connected with compressor shell by steel ring, the present application reduces the cumbersome dismounting process and slow welding time when welding exhaust elbow on compressor shell, improves the production efficiency of elbow welding, so that the assembly volume of compressor can be reduced, the production cost of compressor can be reduced, the welding operation environment of elbow exhaust pipe is optimized, the welding step is simplified, and the employee happiness is improved.

A high-speed turnout assembly platform is provided, which is composed of a horizontal height adjusting system, a cross beam, a fixed base plate and a fastening system. The horizontal height adjusting system is used to adjust the height and horizontal position of the cross beam. The bottom of the cross beam is connected to the top of the horizontal height adjusting system. The fixed base plate is fixedly installed on the horizontal surface of the cross beam. The fixed base plate is used to set the high-speed turnout. The fastening system is arranged outside the fixed base plate and is used to stabilize and compress the high-speed turnout. The utility model realizes stable compression and fastening of the turnout, and the fastening system is simple and convenient to disassemble. The height and horizontal position of the cross beam can be adjusted, and the turnout assembly efficiency is improved. The modular design is easy to check and maintain, can be reused, and can reduce the cost.

The utility model relates to a rear axle shell assembly and a tractor, the rear axle shell assembly comprises a rear axle shell, a gear system is installed in the rear axle shell, and the gear system comprises a power take-off port gear transmission system and a transfer case gear transmission system; the power take-off port gear transmission system comprises a double pump input shaft, a double pump idler shaft and a double pump driven gear shaft which are fixedly installed in the rear axle shell, and power take-off port transmission gears which are sequentially connected in a meshed mode are installed on the shafts respectively. The transfer case gear transmission system comprises a transfer case input shaft and a transfer case idler shaft which are fixedly installed in the rear axle shell, and transfer case transmission gears which are connected in a meshed mode are installed on the shafts respectively. According to the utility model, the integration degree is high, the assembly structure is simplified, the size and the occupied space of equipment are reduced, and the equipment cost is further reduced.