92results about How to "Implement auto release" patented technology

The invention discloses an emergency radio frequency beacon transmitter which comprises a shell and a transmitter body arranged in the shell. The transmitter body comprises a power supply unit, an antenna unit, a radio frequency unit and a baseband control unit. The power supply unit is connected with the baseband control unit. The emergency radio frequency beacon transmitter comprises a battery group and a power supply circuit. The radio frequency unit is respectively connected with the antenna unit and the baseband control unit and is used for generating a high-frequency oscillation signal, and at the same time, combined with the modulation carrier signal generated by the baseband control unit, the signals are emitted through the antenna unit. The baseband control unit comprises a CPU, a storage unit, an infrared transceiver circuit, an explosion lamp control circuit and a GPS positioning module. The infrared transceiver circuit receives ship information and stores the information in the storage unit. The explosion lamp control circuit generates interval flashing light. The emergency radio frequency beacon transmitter disclosed by the invention is researched and developed independently, the vacancy of the domestic market is filled, and the emergency radio frequency beacon transmitter has obvious social benefits.

The invention discloses a mining mobile equipment communication system based on an optical fiber automatic releasing and recovering apparatus. The mining mobile equipment communication system comprises a control main box body, wherein the control main box body comprises an anti-explosion shell and a shell cover plate; an explosion-suppression horn mouth is formed in the side face of the anti-explosion shell; the optical fiber automatic releasing and recovering apparatus is arranged on the shell cover plate; the optical fiber automatic releasing and recovering apparatus comprises an optical fiber reel; an optical fiber reel end cover is arranged on the top of the optical fiber reel; an optical fiber wire-outlet hole is formed in the side face of the optical fiber reel; a wire-winding apparatus is arranged in a wire spool in the optical fiber reel; a wire spool cavity is formed in the middle of the wire spool; a wire spool optical fiber hole is formed in the side face of the wire spool cavity; a one-way clutch is arranged at the bottom of the wire spool; the one-way clutch is connected with a driving system; a wire spool supporting frame is arranged on the top of the wire spool; the lower end of an optical fiber sliding ring is connected with the wire spool supporting frame through an optical fiber fixing bracket; and the upper end of the optical fiber sliding ring passes through the optical fiber through hole in the optical fiber reel end cover. By adoption of the optical fiber automatic releasing and recovering apparatus, the automatic releasing and recovering of the optical fibers is realized, so that the underground communication quality of the mining mobile equipment is ensured.

The invention provides a water discharging device of a gas extraction pipeline. The water discharging device comprises a water bag, wherein an air inlet communicated with the outside and a water inlet connected to the bottom of a gas extraction pipeline are arranged at the upper part of the water bag; a water discharging opening is further arranged at the bottom of the water bag; a water outlet, a gas inlet and the water discharging opening are provided with valves; control ends of the water outlet, the gas inlet and the water discharging opening are connected to a controller and the controller is further connected with a water level sensor arranged inside the water bag; when the water level in the water bag is higher than a first pre-set height, the controller sequentially controls the valves of the water inlet and the water outlet to be opened, controls the valve of the air inlet to be opened and controls the valve of the water discharging opening to be opened; when the water level in the water bag is higher than a second pre-set height, the controller sequentially controls the valve of the water discharging opening to be closed, controls the valve of the air inlet to be closed and controls the valve of the water inlet to be opened; and the first pre-set height is greater than the second pre-set height. The water discharging device of the gas extraction pipeline can automatically release deposited water in the extraction pipeline.

The invention discloses a locking and releasing device, which comprises a base, a locking device and a compressing device. The compressing device comprises a fixed end and a movable end, the fixed endis movably connected with the base, and the movable end is connected with the base through the locking device; and a placement cavity is formed between the compressing device and the base, and a tethered balloon bag body can be placed in the placement cavity, and is locked and fixed through the compressing device and the base. Through structural arrangement of the locking device, the compressingdevice can be pressed downwards and locked, and automatically released simultaneously, and the locking and releasing device is low in structure complexity degree and easy to operate.

The invention discloses an integrated apparatus with electricity verification and electric discharge functions. The integrated apparatus comprises an electricity verification part, an electricity discharge part and an insulating holding part, wherein the electricity verification part comprises an electroscope body, an electricity verification contact and a self-inspection button; the electricity discharge part comprises a barrel body, an electricity discharge contact, a rotary switch, a rotation shaft and a grounding contact; the rotary switch drives the rotation shaft; the rotation shaft pushes the grounding contact to extend out of the barrel body through a cam driving mechanism; an elastic clamping mechanism which can clamp the grounding contact in the barrel body is arranged in the barrel body; and the rotation shaft is also provided with a clamping releasing mechanism which is linked with the cam driving mechanism and can release the elastic clamping mechanism. The electricity verification part is adopted to perform an electricity verification operation; the electricity discharge part is adopted to perform an electricity discharge operation, so that the electricity verification and electricity discharge functions to electrical equipment are realized; the integrated apparatus is convenient to operate and high in working efficiency; the integrated apparatus is provided with three gears, a standby gear, an electricity verification gear and an electricity discharge gear; the electricity verification gear is arranged in front of the electricity discharge gear; meanwhile, the integrated apparatus is provided with an audible and visual alarm for reminding an operator so as to avoid a misoperation and to improve safety.

The invention relates to a self-adaptive dry adsorption-desorption functional pneumatic flexible gripper. The self-adaptive dry adsorption-desorption functional pneumatic flexible gripper comprises apair of pneumatic fingers arranged on a gripper fixing frame in an opposite sliding mode, separation air chambers and dry adhesion layers are sequentially arranged on the opposite side faces of the pneumatic fingers, each dry adhesion layer comprises a left adhesion layer body, a right adhesion layer body and micron-sized wedge-shaped protrusions located on the adhesion layer bodies, directional deformation is generated through the wedge-shaped protrusions, the contact areas between the dry adhesion layers and a contacted object are increased, and the Van der Waals' force and the adsorption force between the dry adhesion layers and the object are improved. According to the self-adaptive dry adsorption-desorption functional pneumatic flexible gripper, by improving the adsorption force, theobject grabbing quality of the pneumatic gripper is improved, meanwhile, the grabbing action of the gripper is simplified, and grabbing of the object can be achieved without wrapping the object.

The invention discloses a bubble machine. The machine comprises an ice container, wherein the ice container comprises a box body, a water storage cavity is formed in the box body, a dividing assembly is installed in the box body and divides the water storage cavity into a refrigerating cavity and a pre-cooling cavity, and a refrigerating water inlet communicated with the pre-cooling cavity and a refrigerating water outlet communicated with the refrigerating cavity are formed in the side wall of the box body; a connecting channel for communicating the pre-cooling cavity with the refrigerating cavity is arranged on the dividing assembly, and a refrigerating device for refrigerating water in the refrigerating cavity is arranged on the box body; the mixing tank assembly comprises a tank body, a mixing cavity is formed in the tank body, a mixing tank air inlet hole, a mixing tank water inlet hole and a mixing tank water outlet hole are formed in the tank body, the mixing tank water inlet hole is connected with the refrigeration water outlet, and the air outlet end of the air bottle is connected with the mixing tank air inlet hole; and the gas taking assembly is used for controlling gas in the gas cylinder to enter the mixing cavity. According to the bubble machine, water in the refrigerating cavity can be quickly refrigerated.

The invention relates to a launch system of emission system of unmanned aerial vehicle, especially a locking mechanism and a locking method for unmanned vehicle used in emission system of unmanned aerial vehicle. The emission system comprises a pulley, a capstan vehicle, a steel rope and an elastic body. One end of the steel rope is connected into the capstan vehicle and the other end is connected with the pulley. The steel rope is connected with the free end of elastic body actively. The steel rope is tightened under the action of capstan vehicle and elastic body. The locking mechanism comprises a support plate set on the pulley and two knobs set on the support plate and rotating on each support point. The first knob is used to lock the unmanned vehicle set on the pulley and the second knob is used to limit rotation of said first knob under the action of steel rope. The invention makes use of dynamic force of relative mechanism applied by tightened steel rope skillfully. The invention realizes self locking and automatic unlocking of the body. Special characteristic of the invention is shown.

The invention discloses a locking and releasing device, which comprises a base, a locking device and a compressing device. The compressing device comprises a fixed end and a movable end, the fixed endis movably connected with the base, and the movable end is connected with the base through the locking device; and a placement cavity is formed between the compressing device and the base, and a tethered balloon bag body can be placed in the placement cavity, and is locked and fixed through the compressing device and the base. Through structural arrangement of the locking device, the compressingdevice can be pressed downwards and locked, and automatically released simultaneously, and the locking and releasing device is low in structure complexity degree and easy to operate.

The invention discloses a passive quick automatic stop valve capable of sensing impact waves. The passive quick automatic stop valve comprises a valve body, and a valve plate connected with the valve body in a rotatable manner, wherein an impact wave triggering device which can limit the valve plate to one side of the valve body and enable the valve body to be in a normally open state is arranged in the valve body; the impact wave triggering device is separated from the valve plate under the pressure action of the impact waves, and the valve plate rotates to a valve opening of the valve body to enable the valve body to be in a closed state. The passive quick automatic stop valve capable of sensing the impact waves can automatically sense the impact waves without a specially designed electrical automatic control system under a passive (nonelectric or air-free) condition, and collect the acting force generated by the impact waves; under the action of the acting force, the valve plate is released to close the valve, so that emergency quick leakage stoppage for a pipeline or a storage tank is realized.

The invention discloses a blow molding device for plastic packaging bag production, which belongs to the technical field of plastic processing, and comprises a casing. A side casing and an adjusting motor are fixedly installed on the side wall of the casing. A rotating shaft is fixedly installed, and an installation component is fixedly installed at one end of the rotating shaft, which is used for the stable installation of the first forming shell and the second forming shell, and one side of the mounting component is provided with the first forming shell and the second forming shell; in the present invention , by setting a coolant tank outside and through effective linkage design, the coolant in the coolant tank can automatically flow into the molding shell, which can quickly reduce the temperature of the inner surface of the molding shell, which is helpful for high-temperature blow molding After the material is quickly released from the mold, the design is ingenious, and the final expansion effect in the blow molding process of the material can be used to realize the automatic release of the cooling liquid, so as to achieve the purpose of rapid cooling and molding of the blown plastic. The overall use effect of the plastic device.

The invention discloses a passive quick automatic stop valve capable of sensing impact waves. The passive quick automatic stop valve comprises a valve body, and a valve plate connected with the valve body in a rotatable manner, wherein an impact wave triggering device which can limit the valve plate to one side of the valve body and enable the valve body to be in a normally open state is arranged in the valve body; the impact wave triggering device is separated from the valve plate under the pressure action of the impact waves, and the valve plate rotates to a valve opening of the valve body to enable the valve body to be in a closed state. The passive quick automatic stop valve capable of sensing the impact waves can automatically sense the impact waves without a specially designed electrical automatic control system under a passive (nonelectric or air-free) condition, and collect the acting force generated by the impact waves; under the action of the acting force, the valve plate is released to close the valve, so that emergency quick leakage stoppage for a pipeline or a storage tank is realized.

The invention discloses a core-moving self-release upper pulley. The core-moving self-release upper pulley comprises a base frame, wherein a slip shaft is arranged on the base frame; the base frame and a rotary plate are connected through an unfolding spring; the two ends of the rotary plate are equipped with roller wheels; a slip slot is formed in the slip shaft; a slip block is arranged in the slip slot; a locking table is arranged on the slip block; a locking notch matched with the locking table is formed in a shaft hole; a clearance section is arranged on the slip section; a slip gap is formed in the slip slot; and the slip gap is formed in the lower portion of the slip block. In use, the core-moving self-release upper pulley is mounted in an upper door window while the locking table is connected with the locking notch, the rotary plate is mutually locked with the slip shaft, the rotary plate does not rotate around the slip shaft, a door window is lifted upwards and a guide rail slot is in mutual collision with the upper end of the slip block, so that the slip block moves downwards, and the locking table is separated from the locking notch for enabling the rotary plate to rotate around the slip shaft; and the two ends of the rotary plate separately extend out of front and rear sides of the base frame, and the roller wheels abut against the vertical wall of the guide rail slot, so that automatic release is realized. The core-moving self-release upper pulley is used for door and window fittings.

The invention provides a water discharging device of a gas extraction pipeline. The water discharging device comprises a water bag, wherein an air inlet communicated with the outside and a water inlet connected to the bottom of a gas extraction pipeline are arranged at the upper part of the water bag; a water discharging opening is further arranged at the bottom of the water bag; a water outlet, a gas inlet and the water discharging opening are provided with valves; control ends of the water outlet, the gas inlet and the water discharging opening are connected to a controller and the controller is further connected with a water level sensor arranged inside the water bag; when the water level in the water bag is higher than a first pre-set height, the controller sequentially controls the valves of the water inlet and the water outlet to be opened, controls the valve of the air inlet to be opened and controls the valve of the water discharging opening to be opened; when the water level in the water bag is higher than a second pre-set height, the controller sequentially controls the valve of the water discharging opening to be closed, controls the valve of the air inlet to be closed and controls the valve of the water inlet to be opened; and the first pre-set height is greater than the second pre-set height. The water discharging device of the gas extraction pipeline can automatically release deposited water in the extraction pipeline.

The invention discloses a communication system for mining mobile equipment based on an automatic optical fiber retractable device, which includes a control main box body, the control main box body includes an explosion-proof shell and a shell cover plate, and the side of the explosion-proof shell is provided with an explosion-proof bell mouth , there is an automatic optical fiber retracting device on the housing cover, the optical fiber automatic retracting device includes an optical fiber tray, the top of the optical fiber tray is provided with an end cover of the optical fiber tray, the side of the optical fiber tray is provided with an optical fiber outlet hole, and the winding device is placed in the optical fiber tray The winding reel has a winding reel cavity in the middle of the reel, a reel optical fiber hole is provided on the side of the reel cavity, and a one-way clutch is provided at the bottom of the reel. There is a winding reel support frame on the top of the reel, the lower end of the optical fiber slip ring is connected with the reel support frame through the optical fiber fixing bracket, and the upper end of the optical fiber slip ring passes through the optical fiber through hole on the end cover of the optical fiber reel. The invention realizes the automatic release and recovery of the optical fiber through the optical fiber automatic retracting device, thereby ensuring the underground communication quality of the mining mobile equipment.

The invention relates to an air pressure stabilizing system and a method for controlling pore water pressure in a coal-rock mass creep test, and belongs to the technical field of coal seam tests. Thesystem is mainly composed of a gas cylinder, an outlet pressure reducing valve, an automatic regulating solenoid valve, a sensor, a signal processor, a pneumatic valve, an exhaust port and a reactionkettle. According to the system, the thought of feedback regulation is applied, an air pressure signal in the reaction kettle is transmitted through a sensor, and the air pressure signal is convertedinto a control instruction through a signal processor to control opening and closing of the automatic regulating solenoid valve, and the automatic regulating solenoid valve controls opening and closing of the pneumatic valve, and then the pressure in the reaction kettle is controlled. The system is reliable in operation, simple in structure and convenient to operate, and can provide stable confining pressure for a creep experiment of the coal and rock mass under the action of using water as a medium.

The invention discloses an integrated apparatus with electricity verification and electric discharge functions. The integrated apparatus comprises an electricity verification part, an electricity discharge part and an insulating holding part, wherein the electricity verification part comprises an electroscope body, an electricity verification contact and a self-inspection button; the electricity discharge part comprises a barrel body, an electricity discharge contact, a rotary switch, a rotation shaft and a grounding contact; the rotary switch drives the rotation shaft; the rotation shaft pushes the grounding contact to extend out of the barrel body through a cam driving mechanism; an elastic clamping mechanism which can clamp the grounding contact in the barrel body is arranged in the barrel body; and the rotation shaft is also provided with a clamping releasing mechanism which is linked with the cam driving mechanism and can release the elastic clamping mechanism. The electricity verification part is adopted to perform an electricity verification operation; the electricity discharge part is adopted to perform an electricity discharge operation, so that the electricity verification and electricity discharge functions to electrical equipment are realized; the integrated apparatus is convenient to operate and high in working efficiency; the integrated apparatus is provided with three gears, a standby gear, an electricity verification gear and an electricity discharge gear; the electricity verification gear is arranged in front of the electricity discharge gear; meanwhile, the integrated apparatus is provided with an audible and visual alarm for reminding an operator so as to avoid a misoperation and to improve safety.