CN-224217024-U - High-pressure cold air separation impulse system controlled by time sequence

CN224217024UCN 224217024 UCN224217024 UCN 224217024UCN-224217024-U

Abstract

The utility model discloses a high-pressure cold air separation impulse system controlled by time sequence, which comprises a gas supply and distribution module, a time sequence control module and a function execution module, wherein the time sequence control module is connected with the gas supply and distribution module through a cable, and the gas supply and distribution module is connected with the function execution module through a pipeline. The high-pressure cold air separation impulse system provided by the utility model uses the high-pressure cold air of air, nitrogen and other gases as a power source to replace the traditional initiating explosive power source, has the capability of repeated use and high-speed actuation, has the advantages of pressure monitoring, temperature monitoring, no environmental pollution and the like, and solves the problem of unrepeatable use in actual engineering.

Inventors

KANG SHIPENG
SHI HUITAO
HU LI
CHEN LIANG
Liang Yanqian
LIU YUN
WANG LIYANG
FAN HONGTUAN

Assignees

上海宇航系统工程研究所

Dates

Publication Date: 20260508
Application Date: 20250508

Claims (7)

1. The high-pressure cold air separation impulse system controlled by the time sequence is characterized by comprising a gas supply and distribution module, a time sequence control module and a function execution module, wherein the time sequence control module is connected with the gas supply and distribution module through a cable, and the gas supply and distribution module is connected with the function execution module through a high-pressure pipeline.
2. The high pressure cold air separation impulse system of claim 1, wherein the air supply and distribution module comprises a high pressure air cylinder, a high pressure air cylinder manual valve, a safety valve, a first pressure sensor, wherein: An air inlet is formed in the left side of the high-pressure air cylinder and used for inflating the high-pressure air cylinder; The right side of the high-pressure gas cylinder is provided with a temperature sensor for directly monitoring the temperature change of the gas in the high-pressure gas cylinder; the high-pressure gas cylinder manual valve is connected with the gas inlet and controls the inflation of the high-pressure gas cylinder; The high-pressure gas cylinder is used for storing high-pressure cold gas, and the volume size and the quantity of the gas cylinder and the type of the high-pressure cold gas can be determined according to the use requirement; The first pressure sensor is used for monitoring the pressure of the high-pressure gas cylinder at all times; the safety valve is used for automatically exhausting when the pressure of the high-pressure gas cylinder of the gas supply and distribution module exceeds a limit value so as to protect the safety of the gas supply and distribution module.
3. The high pressure cold air separation impulse system of claim 1 or 2, wherein the air supply and distribution module further comprises an air intake solenoid valve, an air exhaust throttle valve, a second pressure sensor; The air inlet electromagnetic valve and the air outlet electromagnetic valve are opened and closed according to the instruction of the time sequence control module, so that air supply and air discharge of the air distribution module to the function execution module are realized; The exhaust throttle valve is used for adjusting the gas flow rate during the exhaust of the gas supply and distribution module, and has wide applicability; the second pressure sensor is used for monitoring the pressure condition of the function execution module.
4. The high-pressure cold air separation impulse system according to claim 1, wherein the time sequence control module comprises a start switch and a PLC controller, the start switch is connected with the PLC controller through a cable, and the PLC controller is connected with an air inlet electromagnetic valve and an air exhaust control electromagnetic valve through cables.
5. The high-pressure cold air separation impulse system according to claim 4, wherein the time sequence control module controls the air inlet electromagnetic valve and the air outlet electromagnetic valve to act according to a specified time through the PLC controller so as to realize that the air supply and distribution module provides a power source for the execution module, thereby realizing high-thrust mechanical actuation.
6. The high-pressure cold air separation impulse system of claim 4, wherein the start switch is used for controlling the on and off of the PLC controller, and has an emergency stop function as a trigger.
7. The high pressure cold air separation impulse system of claim 1, wherein the function execution module is a cylinder.

Description

High-pressure cold air separation impulse system controlled by time sequence Technical Field The utility model belongs to the field of fast separation occasions of large mass blocks, and particularly relates to a high-pressure cold air separation impulse system controlled by time sequence. Background Aiming at the rapid separation requirement of hundred-ton large mass blocks, a fire engineering separation mode is adopted at present, such as a solid thrust-reversing rocket is adopted, the mode has the problem of disposable use but unrepeatable use, the problem of high cost is inevitable in order to meet the requirement of multiple use functions, the problem of environmental pollution is caused by gas discharged by the solid thrust-reversing rocket under the condition of fire engineering separation, and the thrust of the solid thrust-reversing rocket cannot be timely adjusted when the problem is found, so that a rapid separation impulse system capable of being reused is urgently needed. Disclosure of utility model In order to solve the problem of unrepeatable use in actual engineering, the utility model provides a high-pressure cold air separation impulse system controlled by time sequence, which uses high-pressure cold air of air, nitrogen and other gases as a power source to replace the traditional initiating explosive power source, has the capability of repeated use and high-speed actuation, has the functions of pressure monitoring and temperature monitoring, solves the problem of unrepeatable use in actual engineering, can realize thrust output with different magnitudes by setting different pressures, has the advantage of no pollution to the environment, and is more suitable for operators. The specific technical scheme is as follows: The high-pressure cold air separation impulse system controlled by time sequence comprises a gas supply and distribution module, a time sequence control module and a function execution module, wherein the time sequence control module is connected with the gas supply and distribution module through a cable, and the gas supply and distribution module is connected with the function execution module through a high-pressure pipeline; The air supply and distribution module comprises a high-pressure air bottle, a high-pressure air bottle manual valve, a safety valve and a first pressure sensor, The left side of the high-pressure gas cylinder is provided with a gas inlet for inflating the high-pressure gas cylinder, and the right side of the high-pressure gas cylinder is provided with a temperature sensor for directly monitoring the temperature change of the gas in the high-pressure gas cylinder; the high-pressure gas cylinder manual valve is connected with the gas inlet and controls the inflation of the high-pressure gas cylinder; The high-pressure gas cylinder is used for storing high-pressure cold gas, and the volume size and the quantity of the gas cylinder and the type of the high-pressure cold gas can be determined according to the use requirement; the first pressure sensor is used for monitoring the pressure of the high-pressure gas cylinder; the safety valve is used for automatically exhausting when the pressure of the high-pressure gas cylinder of the gas supply and distribution module exceeds a limit value so as to protect the safety of the gas supply and distribution module. The air supply and distribution module further comprises an air inlet electromagnetic valve, an air exhaust throttle valve and a second pressure sensor; The air inlet electromagnetic valve and the air outlet electromagnetic valve are opened and closed according to the instruction of the time sequence control module, so that air supply and air discharge of the air distribution module to the function execution module are realized; The exhaust throttle valve is used for adjusting the gas flow rate during the exhaust of the gas supply and distribution module, and has wide applicability; the second pressure sensor is used for monitoring the pressure condition of the function execution module. The time sequence control module comprises a starting switch and a PLC controller, wherein the starting switch is connected with the PLC controller through a cable, and the PLC controller is connected with an air inlet electromagnetic valve and an air outlet electromagnetic valve through cables; The timing control module controls the air inlet electromagnetic valve and the air outlet electromagnetic valve to act according to the specified time through the PLC controller so as to realize that the air supply and distribution module provides a power source for the execution module, thereby realizing high-thrust mechanical actuation. The starting switch is used for controlling the on and off of the PLC controller and has an emergency stop function as a trigger piece. Further, the function execution module is a cylinder. Compared with the prior art, the utility model has the following beneficial effects: (1) The utility mod