Fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine and pressure resistance and tightness testing method

Abstract

The invention relates to the field of fire extinguisher production, in particular to a fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine which comprises fire extinguisher cylinder fixing devices, a detection gas circuit and a machine frame, wherein the fire extinguisher cylinder fixing devices are provided with air inlet passages, the machine frame is provided with an explosion-proof chamber and an explosion-proof door, the explosion-proof chamber is provided with a doorway and can be used for accommodating liquid, the explosion-proof door is used for sealing the door way, the plurality of fire extinguisher cylinder fixing devices are arranged in the explosion-proof chamber, the detection gas circuit comprises an air intake valve, a pressure release valve and an air release valve, and the air outlet of the air intake valve, the air inlet of the air release valve and the air inlet of the pressure release valve are connected with the air inlet passages. The invention provides the fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine capable of accomplishing fire extinguisher cylinder pressure resistance and tightness test in one attempt and a pressure resistance and tightness testing method, and solves the problems that the resource is wasted, the procedure is cumbersome, time-consuming and labor-consuming, and the production cost is increased in the process of fire extinguisher cylinder pressure resistance and tightness testing through different devices and different pressurizing manners.

Description

technical field [0001] The invention relates to the field of fire extinguisher production, in particular to a pressure-resistant and air-tight test integrated machine for a fire extinguisher cylinder and a test method for pressure-resistant and tightness. Background technique [0002] The fire extinguisher cylinder is a high-pressure pressure vessel. When it is sold in the country, it must be tested in accordance with the national standard GB4351 for hydraulic strength, that is, to conduct a tightness test on the fire extinguisher cylinder with water. [0003] In the patent document with the Chinese patent application number 2011101500491, the publication date is January 18, 2912, and the title is "A CO2 Fire Extinguisher Gas Cylinder Free Type Hydraulic Pressure Testing Equipment" discloses a water pressure test fire extinguisher cylinder. equipment. The equipment includes a frame, a fire extinguisher sleeve fixing device with a liquid flow channel that is rotatably co...

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Problems solved by technology

[0006] The invention provides a fire extinguisher cylinder pressure resistance and airtightness air test integrated machine and a pressure resistance and sealing test method that can complete the fire extinguisher cylinder pressure resistance and sealing performance test at one time, and solves the pressure resistance of the fire extinguisher cylinder body The waste of resources, cumbersome procedures, time-consuming and labor-intensive, and increased production costs of testing by different devices and different pressurization methods.

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