10results about How to "Increase the pressure value" patented technology

The invention belongs to the technical field of collaborative robots, and particularly discloses and provides an anti-explosion mechanical arm positive pressure control system and method.The system comprises a mechanical arm motion tracking module, an environment data monitoring module, a configuration adjustment analysis module, a pressure adjustment analysis module, a database and a pressure adjustment execution terminal. The mechanical arm motion tracking module is designed to track the motion state of the mechanical arm and record motion data, a key part pressure sensor is started to monitor pressure data, and the correlation change of motion and pressure can be captured. The environment data monitoring module monitors environment parameters of a working area in real time, and environment changes are comprehensively mastered. The all-dimensional monitoring capability of the system is improved, factors influencing positive pressure control can be obtained more comprehensively, meanwhile, configuration adjustment judgment is carried out in combination with environment, movement and pressure data, adjustment values are dynamically determined, and intelligent decision making and self-adaptive adjustment of mechanical arm positive pressure control are achieved.

The invention discloses a renewable self-cleaning type pipe-free ventilation cabinet, and belongs to the technical field of ventilation cabinets, the renewable self-cleaning type pipe-free ventilation cabinet comprises a cabinet body and a cleaning mechanism, air inlet holes are formed in the two sides of the cabinet body, filter screens are fixedly mounted in the air inlet holes, a fan is arranged at the top of the cabinet body, the fan comprises an air duct, fan blades and a driving motor, the driving motor is fixedly mounted in the air duct, and the fan blades are fixedly mounted in the air duct. The fan blades are fixedly connected to an output shaft of the driving motor; a linkage mechanism is arranged in the air duct and comprises a linkage blade and two transverse shafts, a linkage shaft is fixedly installed in the linkage blade, and a driving bevel gear is fixedly connected to the linkage shaft. According to the ventilation cabinet, the fan power can be adjusted according to the ventilation quantity in the ventilation cabinet through the adjusting mechanism, the ventilation quantity is dynamically balanced, the heat exchange effect is guaranteed, automatic cleaning and alarming work can be achieved through the linkage mechanism and the cleaning mechanism when dust in the ventilation cabinet is too much, and the working efficiency is improved. Therefore, dust is prevented from continuously accumulating to influence the operation stability of the fume hood.

The invention discloses a constant-pressure verification table for a safety valve, relates to the technical field of safety valve verification, and aims to solve the problem that the inner wall of the safety valve is usually contacted with a rubber material in order to prevent the inner wall of the safety valve from being damaged when the safety valve is closed, so that the rubber material is influenced by continuous increase of internal air pressure in a pressurization process. The bottom of the rubber material is not supported, so that the rubber material deforms, a gap is formed between the rubber material and the inner wall of the safety valve, and the accuracy of constant-pressure verification is affected, when the safety valve is sealed through a sealing ring, under the supporting of a threaded ring and a bent plate, the sealing ring supports the contact position of the rubber ring and the inner wall of the safety valve, and a certain degree of supporting force is provided for the threaded ring; the sealing ring and the rubber ring are matched with each other, so that the situation that the contact position of the rubber ring and the inner wall of the safety valve leaks air under the condition that air pressure is increased during pressurization, and constant-pressure verification of the safety valve is affected is avoided.

The invention provides a heat treatment method of a disc spring and the obtained disc spring, and belongs to the technical field of disc spring preparation. The heat treatment method of the disc spring comprises the following steps that (1) the surface of the disc spring is cleaned, and the cleaned disc spring is obtained; (2) the surface of the cleaned disc spring is coated with a coating and dried, and the disc spring coated with the coating is obtained; (3) the disc spring coated with the coating is subjected to heat treatment, and the disc spring subjected to heat treatment is obtained; and (4) after the disc spring subjected to heat treatment is cooled to the room temperature, the coating is removed. After the heat treatment method provided by the invention is used for treating the disc spring, the disc spring can be uniformly heated without cracks in the heat treatment process, and the pressure value of the disc spring is excellent.

This application discloses a coffee tamper for use with a coffee funnel. The tamper includes: an upper body having a through first chamber with ball grooves formed in the wall of the first chamber; a pressure plate surrounding one end of the upper body, the pressure plate having a second chamber with a plurality of graduated grooves arranged vertically on the wall of the second chamber; a ball assembly disposed within the ball grooves and capable of engaging with the graduated grooves as the upper body moves downwards vertically; and a lower body surrounding the other end of the upper body for connecting the upper body and the pressure plate. This application features a reasonable structural design, achieving precise pressure control and multi-flavor extraction through the innovative design of the ball assembly-gradient groove feedback system and reset structure.

The anti-falling net for the building scaffold comprises a fixing frame, a protective net is arranged at the right end of the inner side of the fixing frame, fixing rings are connected to the front end and the rear end of the outer side of the fixing frame in a sliding mode, and a sliding rod is connected to the left end of the outer side of the fixing frame in a sliding mode; through the arrangement of a threaded shaft, a pressing ring, a signal lamp, a pressing block, a pressure sensor, a sliding rod and a protective net, in the using process of the device, when the protective net is loosened after being used for a long time, the degree of compressing a first spring through the pressing block is reduced, the force of pressing the pressure sensor by the pressing ring is further reduced, and the device is convenient to use. When a pressure value detected by a pressure sensor is lower than a set range and a signal lamp is turned on, a worker can conveniently and timely find out the looseness phenomenon of the protective net, the pressure value detected by the pressure sensor is further increased by rotating threaded connection between a threaded shaft and a pressing block, the protective net is tensioned through a sliding rod, and the safety of the protective net is improved. And the loosened protective net can be conveniently fastened.

The invention discloses a booster pump control method and device and a computer readable storage medium. The method comprises the steps that the working current of a motor is obtained; determining the torque current of the motor according to the working current; and if the torque current is greater than a current threshold value, controlling the motor to reduce the rotating speed. The motor is controlled to reduce the rotating speed, so that the torque current of the motor is smaller than or equal to the current threshold value, the pressure value of the maximum working point of the booster pump is smaller than or equal to the pressure threshold value, the pressure value of the maximum working point of the booster pump is prevented from being further increased, and pump head abrasion of the booster pump is reduced.

The present invention relates to the field of sleeve molds, and in particular to a universal mold for producing fastener-type sleeves, comprising an upper mold shell and a lower mold shell, wherein the top of the upper mold shell is symmetrically provided with a plurality of upper mold grooves, the bottom of the lower mold shell is symmetrically provided with a plurality of lower mold grooves, the top of the lower mold shell is arrayed with a first mounting groove, the first mounting groove is located between the ends of two lower mold grooves, a sleeve is symmetrically fixedly connected in the first mounting groove, a sealing block is slidably connected in the sleeve, and an L-shaped pushing rod is fixedly connected to the side wall of the sealing block; the present invention arranges a sleeve, a sealing block and an L-shaped pushing rod, and the sealing block is pushed to a specified position by the L-shaped pushing rod, so that the mold can simultaneously produce a threaded sleeve with a flat end and a threaded sleeve with a convex end, thereby helping to reduce production costs.

This invention discloses a device for correcting the tilt of a transmission tower in a mining area, comprising a base, a fixed support assembly on the base, a support seat connected to the fixed support assembly, a tower fixing seat connected to the support seat, and a tower mounted on the tower fixing seat. A detection alarm assembly is connected to the middle of the bottom wall of the support seat, and a correction assembly is movably connected to the upper wall of the base. A self-positioning locking assembly is provided on the upper wall of the base, and an adjustment assembly is provided on the self-positioning locking assembly. The self-positioning locking assembly and the adjustment assembly are located at the lower end of the support seat. This invention belongs to the field of transmission tower correction technology, and particularly relates to a device for correcting the tilt of a transmission tower in a mining area. The detection alarm assembly can detect and control the tilt of the tower, and the correction assembly can correct the tilt of the tower and simultaneously fix the corrected tower, reducing the use of jacks.

The utility model relates to a flywheel magnetic suspension magnetic force detection device which comprises an installation assembly, a flywheel is arranged in the installation assembly, a rotating shaft is fixedly arranged on the flywheel, and two ends of the rotating shaft respectively penetrate through the top and the bottom of the installation assembly and extend to the outside of the installation assembly. The weight of the flywheel is supported through the supporting piece, the pressure value of the pressure sensor is made to be zero, after a small amount of current is introduced into the magnetic suspension device, the magnetic suspension device generates magnetic force, so that magnetic attraction force is exerted on the flywheel, the supporting piece is slowly loosened, and the flywheel is prevented from being damaged. And at the moment, the pressure sensor can read the pressure value, then the current value is slowly increased, the magnetic force is increased until the pressure value is just 0, and the current value at the moment is recorded, so that the magnetic force detection is completed, and the problem that the rotating shaft on the flywheel is damaged in the subsequent use process of the flywheel is avoided.