CN104568596A - Full-automatic gas bottle inner-measurement hydraulic testing device - Google Patents
Full-automatic gas bottle inner-measurement hydraulic testing device Download PDFInfo
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- CN104568596A CN104568596A CN201510009810.8A CN201510009810A CN104568596A CN 104568596 A CN104568596 A CN 104568596A CN 201510009810 A CN201510009810 A CN 201510009810A CN 104568596 A CN104568596 A CN 104568596A
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Abstract
The invention relates to a full-automatic gas bottle inner-measurement hydraulic testing device, relating to the technical field of gas bottle inner-measurement hydraulic testing, aiming at realizing automatic control of the inner-measurement hydraulic testing. According to the full-automatic gas bottle inner-measurement hydraulic testing device, a motor-driven pressure testing pump is connected with a weighing water tank, the output end of the motor-driven pressure testing pump is divided into three paths, one path is connected with the weighing water tank, the other two paths are hydraulic testing pipelines and are connected with a seamless bottle or a welding bottle; a water temperature sensor, a water pressure sensor, an electronic scale and an environment temperature sensor are arranged and are in signal connection with a computer; the computer is adopted to control the hydraulic testing process in a full-automatic manner and record pressure testing data, the electronic scale is used for weighing the weighing water tank in real time, the weighing data is accurate, the frequency of a frequency converter is adjusted to change the pressure rise rate according to the volume of the air bottle, water temperature, water pressure and environment temperature can be transmitted to the computer in real time, the computer can realize real-time control conveniently, the labor intensity can be reduced and intelligent control is realized.
Description
Technical field
The present invention relates to gas cylinder internal test method Hydraulic test technique field, specifically a kind of full-automatic gas cylinder internal test method water test unit.
Background technology
Gas cylinder belongs to transportable pressure vessel, and according to national standard requirement, gas cylinder, in use with manufacture process, must carry out the internal test method hydraulic testing.Existing gas cylinder internal test method water test unit, directly must be controlled by operating personnel in operating process, the surveying work of operator is more, and Measuring Time is longer.Therefore, method water test unit inside a kind of full-automatic gas cylinder is badly in need of, to improve the efficiency of the internal test method hydraulic testing.
Summary of the invention
The object of the present invention is to provide a kind of full-automatic gas cylinder internal test method water test unit, for solving the Automated condtrol realizing the internal test method hydraulic testing.
The present invention solves the technical scheme that its technical matters takes: a kind of full-automatic gas cylinder internal test method water test unit, it is characterized in that, comprise water tank of weighing, motor test pump, leave standstill water tank, computing machine, four-way valve and test pipeline, be provided with connecting pipe described weighing between water tank and standing water tank, and be provided with moisturizing solenoid valve on described connecting pipe; The input end of described motor test pump is connected with water tank of weighing, the output terminal of described motor test pump is connected with four-way valve, between first endpiece and seamless bottle to be detected of described four-way valve, be provided with the first test pipeline, described first test pipeline is provided with the first transfer valve, the first shock-proof pressure gauge and the first precision pressure gauge that arrange in turn; Be provided with the second test pipeline at the second endpiece of described four-way valve with to be detected welding between bottle, described second test pipeline is provided with the second transfer valve, the second shock-proof pressure gauge and the second precision pressure gauge that arrange in turn; 3rd endpiece of described four-way valve is connected with water tank of weighing, and at the blowdown valve, trimmer valve and the exhaust glass tube that the pipeline between water tank and four-way valve are provided with and arrange in turn of weighing;
Cooling-water temperature sensor is provided with in described water tank of weighing, electronic scales is provided with in the bottom of described water tank of weighing, pressure transducer is provided with at the endpiece of described four-way valve, environment temperature sensor is provided with in the working environment of whole water test unit, described cooling-water temperature sensor, electronic scales, pressure transducer are connected with Computer signal respectively by wire with environment temperature sensor, and wire between described pressure transducer and computing machine is provided with A/D converter, described computing machine is connected with motor test pump signal by wire.
Further, described first test pipeline and the second test pipeline are high-pressure rubber pipe.
Further, be provided with in one end of described high-pressure rubber pipe with seamless bottle or weld the rapid-acting coupling that bottle is connected fast.
Further, between described motor test pump and computing machine, frequency converter is provided with.
The invention has the beneficial effects as follows: one provided by the invention full-automatic gas cylinder internal test method water test unit, by computing machine Automatic Control hydraulic pressure test process, and record pressure testing data, the symmetrical heavy-water tank of electronic scales is weighed in real time, weighing data is more accurate, according to gas cylinder volume size adjustment frequency converter frequency to change rate of pressure rise, water temperature, hydraulic pressure and environment temperature can be delivered on computing machine in real time, be convenient to the real-time control of computing machine, to alleviate the manual labor of people, realize intelligentized control method.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention;
In figure: 1 seamless bottle, 2 welding bottles, 3 rapid-acting couplings, 4 high-pressure rubber pipes, 51 first precision pressure gauges, 52 second precision pressure gauges, 61 first shock-proof pressure gauges, 62 second shock-proof pressure gauges, 71 first transfer valves, 72 second transfer valves, 8 blowdown valves, 9 trimmer valves, 10 exhaust glass tubes, 11 weigh water tank, 12 moisturizing solenoid valves, and 13 leave standstill water tanks, 14 cooling-water temperature sensors, 15 electronic scaless, 16 motor test pumps, 17 pressure transducers, 18A/D converter, 19 computing machines, 20 environment temperature sensors.
Embodiment
As shown in Figure 1, the present invention includes rapid-acting coupling 3, high-pressure rubber pipe 4, precision pressure gauge, shock-proof pressure gauge, transfer valve, blowdown valve 8, trimmer valve 9, exhaust glass tube 10, water tank 11 of weighing, moisturizing solenoid valve 12, leave standstill water tank 13, cooling-water temperature sensor 14, electronic scales 15, motor test pump 16, pressure transducer 17, A/D converter 18, computing machine 19 and environment temperature sensor 20, below in conjunction with accompanying drawing, present invention is described.
As shown in Figure 1, be loaded with tap water weighing in water tank 11, for adding tap water in water tank of weighing, standing water tank 13 is provided with in the side of water tank of weighing, at standing water tank and weigh between water tank and be provided with connecting pipe, connecting pipe is provided with moisturizing solenoid valve 12, leaves standstill water tank riding position higher than water tank of weighing, open moisturizing solenoid valve 12, syphonic effect can move the water to flow into water tank of weighing.One motor test pump 16 is connected with water tank of weighing by connecting pipe, and motor test pump can extract the tap water of weighing in water tank, and the hydraulic pressure improving tap water makes it to become water under high pressure.Be connected with high-pressure connecting pipe at the output terminal of motor test pump, high-pressure connecting pipe is provided with a four-way valve, the water under high pressure flowed out through motor test pump is divided into three tunnels.
The first via is connected with welding bottle, be specially: in the first outlet of four-way valve, be connected with high-pressure rubber pipe, rapid-acting coupling 3 is connected with at the other end of high-pressure rubber pipe, high-pressure rubber pipe and the connection of welding bottle can be realized by this rapid-acting coupling, and on this high-pressure rubber pipe, be provided with the first transfer valve 71, first shock-proof pressure gauge 61 and the first precision pressure gauge 51 arranged in turn, wherein the first precision pressure gauge is positioned at one end of the high-pressure rubber pipe near welding bottle.
Second tunnel is connected with seamless bottle, be specially: in the second outlet of four-way valve, be connected with high-pressure rubber pipe, rapid-acting coupling 3 is connected with at the other end of high-pressure rubber pipe, the connection of high-pressure rubber pipe and seamless bottle can be realized by this rapid-acting coupling, and on this high-pressure rubber pipe, be provided with the second transfer valve 72, second shock-proof pressure gauge 62 and the second precision pressure gauge 52 arranged in turn, wherein the second precision pressure gauge is positioned at one end of the high-pressure rubber pipe near seamless bottle.
3rd tunnel is connected with water tank of weighing, and is specially: in the 3rd outlet of four-way valve, be connected with high-pressure rubber pipe, the other end of high-pressure rubber pipe extend into weighs in water tank, and this high-pressure rubber pipe is provided with the blowdown valve 8, trimmer valve 9 and the exhaust glass tube 10 that arrange in turn.
High-pressure rubber pipe between four-way valve and the second transfer valve is provided with pressure transducer 17, this pressure transducer is connected with computing machine 19 signal by wire, and wire between computing machine and pressure transducer is provided with A/D converter 18, by A/D converter, the pressure simulation signal of pressure sensor senses is transformed into digital signal, and is delivered in computing machine.Be provided with electronic scales 15 in the bottom of water tank of weighing, electronic scales can be weighed by symmetrical heavy-water tank at any time, and electronic scales is connected with computing machine by wire, and weight signal is delivered in computing machine after measuring the weight of water tank of weighing in real time by electronic scales.Be provided with cooling-water temperature sensor 14 weighing in water tank, cooling-water temperature sensor is connected with Computer signal by wire, and then water temperature is delivered in computing machine for the temperature measuring tap water in water tank of weighing by cooling-water temperature sensor.Whole internal test method water test unit is also provided with environment temperature sensor 20, and this environment temperature sensor is arranged in the environment at whole test unit place, for measures ambient temperature, and environment temperature is delivered in computing machine.Computing machine is connected with motor test pump signal by wire, and computing machine can send signal to motor test pump, to control the duty of motor test pump.And between computing machine and motor test pump, be provided with frequency converter, to improve rate of pressure rise.
During work, motor test pump extracts the tap water of weighing in water tank and makes it pressure and raises and become water under high pressure, and water under high pressure is divided into three tunnels after four-way valve, and a road is connected with seamless bottle, and water under high pressure is injected seamless bottle, for carrying out the hydraulic testing to seamless bottle; One tunnel is connected with welding bottle, water under high pressure is injected welding bottle, for carrying out the hydraulic testing to welding bottle; High-voltage tube of leading up to is connected with water tank of weighing, and water under high pressure can be back to weighs in water tank, recycling, saving water resource.Be provided with cooling-water temperature sensor, to realize the measurement to water temperature weighing in water tank; Water tank bottom of weighing is provided with electronic scales, to realize the measurement of symmetrical heavy-water tank weight; Pressure transducer is provided with, for measuring hydraulic pressure at the output terminal of four-way valve.The weight signal of above-mentioned hydraulic pressure, water temperature and water tank of weighing is delivered in computing machine, controls motor test pump by computing machine, so that the control of each parameter during the hydraulic testing.
Claims (4)
1. a full-automatic gas cylinder internal test method water test unit, it is characterized in that, comprise water tank of weighing, motor test pump, leave standstill water tank, computing machine, four-way valve and test pipeline, be provided with connecting pipe described weighing between water tank and standing water tank, and be provided with moisturizing solenoid valve on described connecting pipe; The input end of described motor test pump is connected with water tank of weighing, the input end of described motor test pump is connected with four-way valve, between first endpiece and seamless bottle to be detected of described four-way valve, be provided with the first test pipeline, described first test pipeline is provided with the first transfer valve, the first shock-proof pressure gauge and the first precision pressure gauge that arrange in turn; Be provided with the second test pipeline at the second endpiece of described four-way valve with to be detected welding between bottle, described second test pipeline is provided with the second transfer valve, the second shock-proof pressure gauge and the second precision pressure gauge that arrange in turn; 3rd endpiece of described four-way valve is connected with water tank of weighing, and at the blowdown valve, trimmer valve and the exhaust glass tube that the pipeline between water tank and four-way valve are provided with and arrange in turn of weighing;
Cooling-water temperature sensor is provided with in described water tank of weighing, electronic scales is provided with in the bottom of described water tank of weighing, pressure transducer is provided with at the endpiece of described four-way valve, environment temperature sensor is provided with in the working environment of whole water test unit, described cooling-water temperature sensor, electronic scales, pressure transducer are connected with Computer signal respectively by wire with environment temperature sensor, and wire between described pressure transducer and computing machine is provided with A/D converter, described computing machine is connected with motor test pump signal by wire.
2. a kind of full-automatic gas cylinder internal test method water test unit as claimed in claim 1, is characterized in that, described first test pipeline and the second test pipeline are high-pressure rubber pipe.
3. gas cylinder internal test method water test unit as claimed in claim 2 a kind of full-automatic, is characterized in that, is provided with seamless bottle or welds the rapid-acting coupling that bottle is connected fast in one end of described high-pressure rubber pipe.
4. a kind of full-automatic gas cylinder internal test method water test unit as claimed in claim 1, is characterized in that, between described motor test pump and computing machine, be provided with frequency converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510009810.8A CN104568596A (en) | 2015-01-08 | 2015-01-08 | Full-automatic gas bottle inner-measurement hydraulic testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510009810.8A CN104568596A (en) | 2015-01-08 | 2015-01-08 | Full-automatic gas bottle inner-measurement hydraulic testing device |
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| CN104568596A true CN104568596A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510009810.8A Pending CN104568596A (en) | 2015-01-08 | 2015-01-08 | Full-automatic gas bottle inner-measurement hydraulic testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792624A (en) * | 2015-05-12 | 2015-07-22 | 新兴河北工程技术有限公司 | Type test water system |
| CN105973714A (en) * | 2016-07-18 | 2016-09-28 | 陕西鑫立喷嘴研制开发有限公司 | Automatic control pressure tester |
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| CN2196781Y (en) * | 1994-06-10 | 1995-05-10 | 无锡县洛社煤气机械厂 | Pressure-testing device for internal-pressure sealing of gas cylinder thread |
| JP2002131199A (en) * | 2000-10-25 | 2002-05-09 | Global Nuclear Fuel-Japan Co Ltd | Method for filling gas inside thin-walled cylinder with internal pressure and internal pressure-filled test piece |
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| CN104198293A (en) * | 2014-09-18 | 2014-12-10 | 江苏中宏机械制造有限公司 | Gas cylinder hydraulic bursting test device with functions of speed regulation and continuous water replenishing |
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2015
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| JP2002131199A (en) * | 2000-10-25 | 2002-05-09 | Global Nuclear Fuel-Japan Co Ltd | Method for filling gas inside thin-walled cylinder with internal pressure and internal pressure-filled test piece |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792624A (en) * | 2015-05-12 | 2015-07-22 | 新兴河北工程技术有限公司 | Type test water system |
| CN105973714A (en) * | 2016-07-18 | 2016-09-28 | 陕西鑫立喷嘴研制开发有限公司 | Automatic control pressure tester |
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Application publication date: 20150429 |