49results about How to "Pressure real-time detection" patented technology

The invention belongs to the technical field of communication equipment and particularly relates to an equipment cabinet with good waterproof and antitheft performance and used for communication equipment. The problems of poor antitheft effect and low heat dissipation performance are solved. According to the scheme, the equipment cabinet comprises a fixing device and a box, wiring holes distributed at equal intervals are formed in the outer walls of the two opposite sides of the box, and fixing ports distributed at equal intervals are formed in the outer walls of the two opposite sides of thebox; a fan is fixed to the inner wall of each fixing port through a bolt, and dust prevention covers are bonded to the outer walls of the two sides of the box and located on the portions close to thefixing ports. According to the equipment cabinet, the pressure of the box can be detected in real time, an alarm is timely given when pressure change is abnormal under special situations, and the safety of the equipment cabinet is improved; shooting can be conducted when a box door is opened, a first camera is closed when the box door is closed, power energy is saved, the antitheft performance ofthe communication equipment is improved, the whole height is high, and the waterproof performance is good.

The application provides a train tube monitoring device and system and a 25t axle load aluminum alloy coal hopper car system. The 25t axle-load aluminum alloy coal hopper truck includes an end wall vertical plate, a support plate and a bottom plate. The train tube monitoring device includes a strain-type pressure sensor, a pressure switch and a control device. The strain-type pressure sensor is arranged in the installation space formed by the end wall vertical plate, the support plate and the bottom plate. The strain pressure sensor is connected with the train pipe of the 25t axle-load aluminum alloy coal hopper car. The pressure switch is arranged in the installation space. The pressure switch is communicated with the train pipe of the 25t axle load aluminum alloy coal hopper car. The pressure switch is used to determine whether to output a trigger signal according to the pressure value of the train pipe. The control device is electrically connected with the strain-type pressure sensor and the pressure switch, respectively. When the control device receives the trigger signal, the control device detects the current pressure value in the train tube through the strain gauge pressure sensor, and outputs the current pressure value.

The invention discloses an intelligent computer storage power source, and relates to the technical field of computer accessories. The intelligent computer storage power source comprises a battery box, a lower protection edge is fixedly installed at the bottom of the inner cavity of the battery box, an upper protection edge is fixedly installed at the top of the inner cavity of the battery box, a battery pack is fixedly installed in the inner cavity of the battery box, a series connection chip located in the inner cavity of the battery box is fixedly installed at the inner side of the battery pack, a negative pole contact chip located in the inner cavity of the battery box is fixedly installed at the right side of the battery pack, a positive pole contact chip located in the inner cavity of the battery box is fixedly installed at the left side of the battery pack, and a mainboard located in the inner cavity of the battery box is fixedly installed above the battery pack. According to the intelligent computer storage power source, the unstable voltage and received overlarge pressure, temperature and humidity of the storage power source can be effectively prevented, the service life of the storage power source is prolonged, and the using safety of the storage power source is enhanced.

The application provides a brake cylinder monitoring device, a system and a 25t axle load aluminum alloy coal hopper car. The 25t axle load aluminum alloy coal hopper car includes an end wall vertical plate, a support plate and a bottom plate. The brake cylinder monitoring device includes: a strain gauge pressure sensor, a pressure switch and a control device. The strain gauge pressure sensor is arranged in the installation space surrounded by the vertical plate of the end wall, the support plate and the bottom plate. The strain gauge pressure sensor communicates with the brake cylinder of the 25t axle load aluminum alloy coal hopper car. The pressure switch is arranged in the installation space. The pressure switch communicates with the brake cylinder of the 25t axle load aluminum alloy coal hopper car. The pressure switch is used to determine whether to output a trigger signal according to the pressure value of the brake cylinder. The control device is electrically connected with the strain gauge pressure sensor and the pressure switch respectively. When the control device receives the trigger signal, the control device enters the working state from the sleep state, and detects the current pressure value in the brake cylinder through the strain gauge pressure sensor, and outputs the current pressure value.

The invention discloses a chamber pressure detection device and detection method of an oil production screw pump, which comprises an oil production screw pump, a clamp body, a pressure sensor, a positioning member, a front seal ring and a rear seal ring, and the clamp body is set on the outer pipe of the oil production screw pump The back of the wall is fixedly connected, one of the clamp body is provided with a threaded through hole, the front sealing ring is placed in the through hole and contacts with the oil production screw pump, the positioning part is placed in the through hole and contacts with the oil production screw pump, the pressure The detecting end of the sensor is connected with the through hole, and the other end of the positioning piece is in contact with the detecting end of the pressure sensor through the rear sealing ring. Compared with the prior art, the present invention can detect the pressure of the internal chamber of the screw pump in real time, and install multiple present inventions on other chambers of the screw pump at the same time, and can simultaneously detect the pressure value and internal pressure of different sealed chambers Distribution conditions and lift pressure generation and transfer rules, etc., the present invention has simple structure, low cost, good use effect, and has the value of popularization and use.

The invention discloses a belt type roasting machine comprising a belt type roasting machine body (1) and a belt type roasting machine combustion heating system (2). The belt type roasting machine body (1) is sequentially provided with a drum drying section (101), a swab-off section (102), a preheating section (103), a roasting section (104), a soaking section (105), a first cooling section (106),and a second cooling section (107) according to a process direction; the belt type roasting machine combustion heating system (2) comprises a combustion chamber, a gas pipeline (201) connected with the combustion chamber, and a combustion system air supply pipeline (202). A production method and device of a novel belt type roasting machine thermal system can timely and effectively detect the generation of an overwetting layer inside the materials in the drum drying section and the overwetting layer is automatically eliminated the first time.

The invention belongs to the technical field of press detection, and in particular relates to a pressure fault detection system and method of a servo press. The present invention uses the pressure of the press and the torque of the motor as the pressure fault detection index to obtain the threshold range of the pressure of the press and the torque of the motor, and compares the detected value of the press measured by the pressure sensor with the output torque value of the servo drive, thereby achieving Real-time fault detection and real-time fault alarm.

The invention discloses an oil-resistant rubber hose used for temporary transportation of petroleum, which comprises a pipeline body and a Hall sensor. A sealing box is installed on the pipeline body, and a vertical shaft distributed vertically is installed in the sealing box. The vertical shaft A collar is installed at the bottom end of the cover, the protective cover is fixed on the top of the sealed box, the second gear is provided with a magnetic pole plate, and three magnetic pole plates are arranged at equal angles, and the side of the second gear is provided with a Hall Hall sensor, while the Hall sensor is installed on the right side wall of the sealed box. The oil-resistant rubber hose used for temporary transportation of petroleum can use the flow of petroleum raw materials in the pipeline as the driving force, and use the principle of simple mechanical structure transmission and Hall sensor magnetic induction to conveniently detect the oil flow rate in the oil-resistant rubber hose, and can The pressure of oil on the pipe wall and the deformation of the sealing sheet are used to avoid damage to the pipe due to the water hammer effect, and at the same time, the pressure inside the pipe can be detected in real time during daily use.

The invention relates to the field of reaction tanks, in particular to a coil type chemical reaction tank, comprising a reaction tank body, a cleaning mechanism, a feeding mechanism, a water adding mechanism and a stirring mechanism. A stirring mechanism is arranged inside the reaction tank body. A ring-shaped cleaning mechanism is fixedly installed on the outer wall of the upper end of the reaction tank. The cleaning mechanism is communicated with the inner wall of the reaction tank body. Both sides of the outer wall of the reaction tank are fixed and installed with support columns through bolts. Pad, a support plate is fixedly installed on one side of the reaction tank, and the cleaning mechanism, the water inlet pipe, the water spray pipe and the spray head are used together to achieve the flushing of the residual raw materials on the inner wall of the reaction tank. The cleaning liquid is put into the water inlet pipe and enters into the annularly arranged water spray pipe. The cleaning liquid is sprayed out through the nozzle on the water spray pipe to flush the chemical raw materials on the inner side wall of the inner cylinder of the reaction tank and keep the inner side wall of the tank clean and convenient. next time use.