CN201876390U - Automatic control system for water pressure test of cylinder in water jacket method - Google Patents
Automatic control system for water pressure test of cylinder in water jacket method Download PDFInfo
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- CN201876390U CN201876390U CN2010206023682U CN201020602368U CN201876390U CN 201876390 U CN201876390 U CN 201876390U CN 2010206023682 U CN2010206023682 U CN 2010206023682U CN 201020602368 U CN201020602368 U CN 201020602368U CN 201876390 U CN201876390 U CN 201876390U
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Abstract
The utility model relates to an automatic control system for a water pressure test of a cylinder in a water jacket method, which comprises a water pressure test system for testing water pressure of the cylinder to be tested, a control platform and a supporting auxiliary system. The water pressure test system comprises a booster pump, a water jacket, a measuring cup, an electronic balance and a circulating pump; and the auxiliary system comprises an automatic feeding device used for delivering the cylinder to be tested to a testing position, a lifting and sealing device for arranging the cylinder to be tested into the water jacket or pull the cylinder to be tested out of the water jacket, and an automatic discharging device for removing the cylinder to be tested from the testing position. The utility model realizes automation of the water pressure test, and reduces the labor intensity of operators. Moreover, the utility model realizes real-time and automatic inspection and control of the test, further reduces the labor intensity of the operators, and improves the testing efficiency and accuracy. The utility model can also realize automation of all auxiliary processes of the water pressure test of the cylinder in the water jacket method.
Description
Technical field
The utility model belongs to pressure vessel detection technique field, specifically relates to a kind of gas cylinder outside measurement method hydraulic testing automatic control system.
Background technology
The gas storage steel cylinder is a kind of pressure vessel that is widely used in all fields such as industry, agricultural, military affairs, science and technology and daily life, and the quality of steel cylinder is directly connected to the safety of the person and property.Therefore, in the manufacture process of steel cylinder with in the trial period, must detect by the national standard requirement, and the hydraulic testing is the detection means of wherein executing.The purpose of the hydraulic testing is: the one, and the compressive resistance of inspection pressure-containing member; The 2nd, measure the full deformation values of its rate of residual volumetric deformation and volume and whether comply with the national standard requirements, judge the steel cylinder quality with this; The 3rd, the tightness of inspection pressure-containing parts, promptly its all sites has ne-leakage.
At present, steel cylinder is when carrying out the hydraulic testing, in place from steel cylinder, go out the position, weigh, hydraulic testing process, steel cylinder pouring be dried to whole technological processs such as data acquisition, data processing, data management based on manually-operated, its labour intensity is big, testing efficiency is low, accuracy of detection is poor, can not adapt to the job requirement of factory's modernization, standardization production automatic production line.
Summary of the invention
The purpose of this utility model is to provide a kind of gas cylinder outside measurement method hydraulic testing automatic control system, this automatic control system realizes the automation mechanized operation of hydraulic testing overall process, farthest reduce operating personnel's working strength, improve detection efficiency and precision, adapt to the market demands of factory's modernization, extensive automatic production line.
According to the technical scheme that the utility model provides, gas cylinder outside method hydraulic testing automatic control system, comprise to be subjected to the gas testing bottle carry out hydraulic pressure test hydraulic testing system, control platform and supporting backup system, it is characterized in that:
Described hydraulic testing system comprises supercharge pump, water jacket, measuring cup, electronic balance and ebullator; The water inlet of described supercharge pump is connected with low-pressure water through the supercharge pump water intaking valve by first low pressure line, the water delivering orifice of supercharge pump is connected with the screwed union that is subjected to the gas testing bottle by pressure duct, pressure transducer, electro connecting pressure gauge are installed on the described pressure piping and are used to regulate the blowdown valve assembly of pressure piping pressure, pressure transducer utilizes data line to be connected with electro connecting pressure gauge and controls platform; Described water jacket is used for the ccontaining gas testing bottle that is subjected to, confined space of the salable formation of water jacket, water jacket is provided with water inlet, water delivering orifice, sewage draining exit and exhausr port, water inlet is connected with low-pressure water through water jacket water intaking valve assembly by second low pressure line, water delivering orifice is connected with measuring cup through the measuring cup water compensating valve by water pipe, and sewage draining exit is opened in the water jacket bottom, and sewage draining exit is connected with the blowoff valve of control sewage discharge, exhausr port is opened in the water jacket top, and exhausr port is connected with the vent valve of pilot-gas discharging; Described measuring cup is placed on the electronic balance, and measuring cup is connected with water jacket through the measuring cup water compensating valve by water pipe on the one hand, is connected with ebullator through the measuring cup draining valve by discharge pipe line on the other hand, and ebullator is communicated to circulation line; Described electronic balance utilizes data line to connect and controls platform;
Described backup system comprises and will be subjected to the gas testing bottle to send into the automatic feeder of testing position, will be subjected to the bottled lifting packoff of going into or pulling out water jacket of gas testing, will be subjected to the gas testing bottle to transport the self-emptying device of testing position, automatic feeder and self-emptying device support by line slideway, automatic feeder and self-emptying device drive by propulsion cylinder respectively, reciprocatingly slide on line slideway; Described automatic feeder and self-emptying device are arranged on the two ends of line slideway symmetrically, and the lifting packoff is arranged on the place, centre position of automatic feeder and self-emptying device.
As further improvement of the utility model, the described platform of controlling comprises A/D module, PLC controller and monitoring host computer, described pressure transducer links to each other with the PLC controller through the A/D module, described electro connecting pressure gauge links to each other with the PLC controller, described electronic balance links to each other with the PLC controller through the A/D module, and the PLC controller links to each other with monitoring host computer.
As further improvement of the utility model, described supercharge pump is the gas drive liquid pump, and supercharge pump is connected with pressurized air through the supercharge pump gas admittance valve by air inlet pipeline, and compressed-air actuated break-make is controlled by the supercharge pump gas admittance valve.
As further improvement of the utility model, described blowdown valve assembly comprises manual blowdown valve, electronic blowdown valve and micrometering valve, manually connects the external blow-down pipe of micrometering valve again with micrometering valve after blowdown valve and the electronic blowdown valve parallel connection.
As further improvement of the utility model, described water jacket water intaking valve assembly comprises manual water cover water intaking valve and electronic water jacket water intaking valve, and manual water cover water intaking valve and electronic water jacket water intaking valve are connected in parallel on second low pressure line.
As further improvement of the utility model, described automatic feeder is identical with the self-emptying apparatus structure, the upset cylinder that they include base, are used to carry and fixedly be subjected to the rollover stand of gas testing bottle and are used to drive the rollover stand upset; Described propulsion cylinder is fixed on the line slideway, and the tailpiece of the piston rod of propulsion cylinder is connected with base, and the base bottom is provided with slide block, and slide block and line slideway are slidingly matched; Rollover stand is arranged on base top, and rollover stand one end is hinged by trip shaft and base; Bottom rollover stand, be provided with and be used to adsorb the magnetic device that fixedly is subjected to the gas testing bottle; The cylinder body tail end of upset cylinder is hinged on base, the piston rod of upset cylinder is hinged with crank, and the crank other end connects trip shaft, the flexible crank-swinging that drives of the piston rod of upset cylinder, crank-swinging drives trip shaft and rotates, and trip shaft rotates and drives the rollover stand upset; Described propulsion cylinder, upset cylinder and magnetic device all with control platform and link to each other; Described lifting packoff comprises lifter, water jacket plug and gas cylinder threaded connector automatic handling device, lifter is provided with the movable plate that can move up and down, bearing is installed on the movable plate, water jacket plug and gas cylinder threaded connector automatic handling device are installed on the bearing, water jacket plug can be sealed and matched with the water jacket in the hydraulic testing system, forms a confined space; Described lifter, water jacket plug and gas cylinder threaded connector automatic handling device all with control platform and link to each other.The described platform of controlling comprises PLC controller and monitoring host computer, and described propulsion cylinder, upset cylinder, magnetic device, lifter, water jacket plug and gas cylinder threaded connector automatic handling device all link to each other with the PLC controller, and the PLC controller links to each other with monitoring host computer.
As further improvement of the utility model, described backup system also comprises being subjected to the gas testing bottle to carry out the pouring drying device of aftertreatment, the pouring drying device comprises dry underframe, be used to carry and fixedly be subjected to the dry turnover bracket of gas testing bottle, and the drying upset cylinder that is used to drive dry turnover bracket upset, dry turnover bracket is arranged on underframe top and hinged with underframe, bottom dry turnover bracket, be provided with and be used to adsorb the magnetic device that fixedly is subjected to the gas testing bottle, the cylinder body of dry upset cylinder is hinged on underframe, and the piston rod of dry upset cylinder upwards is hinged on dry turnover bracket bottom; Described dry upset cylinder, magnetic device all with control platform and link to each other.The described platform of controlling comprises PLC controller and monitoring host computer, and dry upset cylinder, magnetic device all link to each other with the PLC controller, and the PLC controller links to each other with monitoring host computer.
As further improvement of the utility model, described magnetic device all adopts electromagnet.
The utility model is compared with prior art, and is somewhat following:
(1), the utility model has been realized the automation mechanized operation of hydraulic testing process having reduced labor intensity of operating personnel;
(2), the utility model realized process of the test in real time, prosecution automatically, further reduced labor intensity of operating personnel, improved detection efficiency and accuracy of detection, can realize the automation mechanized operation of all aided processes of the gas cylinder outside measurement method hydraulic testing.
Description of drawings
Fig. 1 is a gas cylinder of the present utility model outside method hydraulic testing system annexation synoptic diagram.
Fig. 2 is the structural front view of gas cylinder outside measurement method hydraulic testing backup system.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is that A-A among Fig. 2 is to side view.
Fig. 5 is the structure enlarged diagram of automatic feeder among Fig. 2.
Description of reference numerals: 1-supercharge pump gas admittance valve, 2-supercharge pump water intaking valve, 3-supercharge pump, 4-pressure transducer, 5-electro connecting pressure gauge, 6-manually blowdown valves, 7-electronic blowdown valve, 8-micrometering valve, 9-manual water cover water intaking valve, 10-electronic water jacket water intaking valve, 11-be subjected to the gas testing bottle, 12-water jacket, 13-blowoff valve, 14-vent valve, 15-measuring cup water compensating valve, 16-measuring cup, 17-electronic balance, 18-measuring cup draining valve, 19-ebullator, 20-the second low pressure line, 21-the first low pressure line, 22-air inlet pipeline, 23-pressure duct, 24-water pipe, 25-discharge pipe line, 26-line slideway mechanism, 27-propulsion cylinder, 28-automatic feeder, 29-lifting packoff, 30-self-emptying device, 31-pouring drying device, 32-water jacket plug and gas cylinder threaded connector automatic handling device, 33-bearing, 34-lifter, 35-base, 36-rollover stand, 37-trip shaft, 38-crank, 39-slide block, 40-upset cylinder.
Embodiment
The utility model is described in further detail below in conjunction with concrete accompanying drawing.
As shown in the figure, described gas cylinder outside method hydraulic testing automatic control system mainly by to be subjected to gas testing bottle 11 carry out hydraulic pressure test hydraulic testing system, control platform and supporting backup system is formed.
As shown in Figure 1, described hydraulic testing system is mainly by supercharge pump gas admittance valve 1, supercharge pump water intaking valve 2, supercharge pump 3, pressure transducer 4, electro connecting pressure gauge 5, manually pressure-release valve 6, electronic pressure-release valve 7, micrometering valve 8, manual water cover water intaking valve 9, electronic water jacket water intaking valve 10, formed by gas testing bottle 11, water jacket 12, blowoff valve 13, vent valve 14, measuring cup water compensating valve 15, measuring cup 16, electronic balance 17, measuring cup draining valve 18 and ebullator 19.
As shown in Figure 1, the water inlet of described supercharge pump 3 is connected with low-pressure water through supercharge pump water intaking valve 2 by first low pressure line 21, the water delivering orifice of supercharge pump 3 is connected with screwed union by pressure duct 23, screwed union is used for connection and is subjected to gas testing bottle 11, pressure transducer 4, electro connecting pressure gauge 5 are installed on the described pressure piping 23 and are used to regulate the blowdown valve assembly of pressure piping 23 pressure, pressure transducer 4 utilizes data line (dotted line among Fig. 1) to be connected with electro connecting pressure gauge 5 and controls platform; Described water jacket 12 is used for the ccontaining gas testing bottle 11 that is subjected to, confined space of water jacket 12 salable formation, water jacket 12 is provided with water inlet, water delivering orifice, sewage draining exit and exhausr port, water inlet is connected with low-pressure water through water jacket water intaking valve assembly by second low pressure line 20, water delivering orifice is connected with measuring cup 16 through measuring cup water compensating valve 15 by water pipe 24, sewage draining exit is opened in water jacket 12 bottoms, sewage draining exit is connected with the blowoff valve 13 of control sewage discharge, exhausr port is opened in water jacket 12 tops, and exhausr port is connected with the vent valve 14 of pilot-gas discharging; Described measuring cup 16 is placed on the electronic balance 17, measuring cup 16 is connected with water jacket 12 through measuring cup water compensating valve 15 by water pipe 24 on the one hand, be connected with ebullator 19 through measuring cup draining valve 18 by discharge pipe line 25 on the other hand, ebullator 19 is communicated to circulation line; Described electronic balance 17 utilizes data line to connect and controls platform.
As shown in Figure 1, the described platform of controlling comprises A/D module, PLC controller and monitoring host computer, and pressure transducer 4 links to each other with the PLC controller through the A/D module, and electro connecting pressure gauge 5 links to each other with the PLC controller, electronic balance 17 links to each other with the PLC controller, and the PLC controller links to each other with monitoring host computer.Described pressure transducer 4 is used to gather the pressure signal of pressure duct 23, is transferred to the PLC controller after the A/D module converts; Described electro connecting pressure gauge 5 is used for the maximum working pressure (MOP) of initialization system; Described electronic balance 17 is used to gather weight signal, is transferred to the PLC controller; Described PLC controller is controlled by monitoring host computer, monitoring host computer is the core of controlling platform, monitoring host computer is used to receive and handle the data from the PLC controller, and the PLC controller is sent instruction, and each coupled electric components of PLC controller direct manipulation is carried out corresponding action.Described monitoring host computer can adopt existing P C computer, and wherein, display is used to show and observe the setting and the ruuning situation of hydraulic testing correlation parameter, and mouse and keyboard are used for the input system parameter and send operational order.
As shown in Figure 1, described supercharge pump 3 is the gas drive liquid pump, and its actuating medium is a water, and the effect of supercharge pump 3 is that low-pressure water is become water under high pressure through pressurization, flows to by pressure duct 23 then and is subjected to gas testing bottle 11, carries out the hydraulic testing.Supercharge pump 3 is connected with pressurized air through supercharge pump gas admittance valve 1 by air inlet pipeline 22, and compressed-air actuated break-make is by 1 control of supercharge pump gas admittance valve.
As shown in Figure 1, described blowdown valve assembly comprises manual blowdown valve 6, electronic blowdown valve 7 and micrometering valve 8, manually connects micrometering valve 8 external blow-down pipes again with micrometering valve 8 after blowdown valve 6 and electronic blowdown valve 7 parallel connections.When pressure duct 23 carried out pressurize and pressurization, described manual blowdown valve 6 and electronic blowdown valve 7 were in closed condition; When pressure duct 23 pressurizes finished, described manual blowdown valve 6 and/or electronic blowdown valve 7 were opened, and carried out the release action, and the fast jogging speed of release is regulated by micrometering valve 8.
As shown in Figure 1, described water jacket water intaking valve assembly comprises manual water cover water intaking valve 9 and electronic water jacket water intaking valve 10, and manual water cover water intaking valve 9 and electronic water jacket water intaking valve 10 are connected in parallel on second low pressure line 20.Manual water cover water intaking valve 9 and electronic water jacket water intaking valve 10 are used for filled with water in test forward direction water jacket 12.
Described backup system with hydraulic testing system support adopts Fig. 2 ~ equipment shown in Figure 5, it mainly is made up of line slideway 26, propulsion cylinder 27, automatic feeder 28, lifting packoff 29, self-emptying device 30 and pouring drying device 31, automatic feeder 28 is used for and will is subjected to gas testing bottle 11 to send into testing position, lifting packoff 29 be used for packed into by gas testing bottle 11 or pull out water jacket 12, self-emptying device 30 is used for and will is subjected to gas testing bottle 11 to transport testing position; Automatic feeder 28 and self-emptying device 30 support by line slideway 26, and automatic feeder 28 and self-emptying device 30 drive by propulsion cylinder 27 respectively, reciprocatingly slide on line slideway 26; Described automatic feeder 28 and self-emptying device 30 are arranged on the two ends of line slideway 26 symmetrically, and lifting packoff 29 is arranged on the place, centre position of automatic feeder 28 and self-emptying device 30.
As Fig. 2, Fig. 3, shown in Figure 5, described automatic feeder 28 is identical with self-emptying device 30 structures, the upset cylinder 40 that they include base 35, are used to carry and fixedly be subjected to the rollover stand 36 of gas testing bottle 11 and are used to drive rollover stand 36 upsets; Described propulsion cylinder 27 is fixed on the line slideway 26, and the tailpiece of the piston rod of propulsion cylinder 27 is connected with base 35, and base 35 bottoms are provided with slide block 39, and slide block 39 is slidingly matched with line slideway 26; Rollover stand 36 is arranged on base 35 tops, and rollover stand 36 1 ends are hinged by trip shaft 37 and base 35; Be provided with in rollover stand 36 bottoms and be used to adsorb the magnetic device that fixedly is subjected to gas testing bottle 11; The cylinder body tail end of upset cylinder 40 is hinged on base 35, the piston rod of upset cylinder 40 is hinged with crank 38, crank 38 other ends connect trip shaft 37, the flexible crank 38 that drives of the piston rod of upset cylinder 40 is swung, crank 38 swings drive trip shaft 37 and rotate, and trip shaft 37 rotates and drives rollover stand 35 upsets; Described propulsion cylinder 27, upset cylinder 40 and magnetic device all with control platform in the PLC controller link to each other, the PLC controller links to each other with monitoring host computer.
As shown in Figure 4, described lifting packoff 29 comprises lifter 34, water jacket plug and gas cylinder threaded connector automatic handling device 32, lifter 34 is provided with the movable plate 34a that can move up and down, bearing 33 is installed on the movable plate 34a, water jacket plug and gas cylinder threaded connector automatic handling device 32 are installed on the bearing 33, water jacket 12 in the hydraulic testing system is arranged on the center of line slideway 26, and the center of water jacket 12 is relative up and down with the center of the water jacket plug of top and gas cylinder threaded connector automatic handling device 32; Water jacket 12 is sealed and matched with water jacket plug, forms a confined space; Described lifter 34, water jacket plug and gas cylinder threaded connector automatic handling device 32 all with control platform in the PLC controller link to each other, the PLC controller links to each other with monitoring host computer.
The structure of applied water jacket plug and gas cylinder threaded connector automatic handling device 32 and principle of work are " ZL200920037608.6 " referring to the patent No. in the utility model, and name is called the patent document of " water jacket plug and gas cylinder threaded connector automatic handling device ".It has specifically included threaded connector, rotating shaft, gear wheel, pinion wheel, motor, hollow stem, elastic washer and slim cylinder.Pinion wheel connects with the output shaft of motor, and the ring flange of gear wheel, water jacket plug, rotating shaft and threaded connector is fixed together with one heart, gear wheel and pinion transmission.The motor counter-rotating, threaded connector screws in bottle mouth of gas cylinder, on the contrary threaded connector withdraws from.In addition, the hollow stem upper end is provided with helicitic texture, is threaded with slim cylinder piston rod, and pad and elastic washer are also held by a nut in the hollow stem lower end, and the elastic washer upper surface is held the threaded connector lower surface.The piston rod of slim cylinder moves up, and elastic washer is subjected to compression swelling, realizes the sealing of threaded connector and bottle mouth of gas cylinder, and piston rod moves down, and sealing state is withdrawed from the elastic washer reinstatement.
As Fig. 2, shown in Figure 3, described backup system also comprises being subjected to gas testing bottle 11 to carry out the pouring drying device 31 of aftertreatment, pouring drying device 31 comprises dry underframe 31a, be used to carry and fixedly be subjected to the dry turnover bracket 31c of gas testing bottle 11, and the drying upset cylinder 31b that is used to drive dry turnover bracket 31c upset, dry turnover bracket 31c is arranged on underframe 31a top and hinged with underframe 31a, bottom dry turnover bracket 31c, be provided with and be used to adsorb the magnetic device that fixedly is subjected to gas testing bottle 11, the cylinder body of dry upset cylinder 31b is hinged on underframe 31a, and the piston rod of dry upset cylinder 31b upwards is hinged on dry turnover bracket 31c bottom; Described dry upset cylinder 31b, magnetic device all with control platform in the PLC controller link to each other, the PLC controller links to each other with monitoring host computer.
Magnetic device in described automatic feeder 28, self-emptying device 30 and the pouring drying device 31 all adopts electromagnet.
The course of work of the present utility model and principle of work are as follows:
1. before carrying out the method hydraulic testing of the gas cylinder outside, set in advance the test parameters of the hydraulic testing and preserve (outside measurement method hydraulic testing special software is housed in the monitoring host computer).
2. the initialization state is set.
3. put in place by gas testing bottle 11 and be fixed on the automatic feeder 28.
4. the action of the rollover stand on the automatic feeder 28 is turned over by gas testing bottle 11 and is turn 90 degrees, and bottleneck up.
5. automatic feeder 28 drives by propulsion cylinder 27, will be subjected to gas testing bottle 11 to deliver to testing position.
6. lifter 34 actions, move down by bearing 33 drive water jacket plug and gas cylinder threaded connector automatic handling device 32, motor action on water jacket plug and the gas cylinder threaded connector automatic handling device 32, threaded connector screws in and is subjected to gas testing bottle 11 bottle necks, dock with being subjected to gas testing bottle 11 bottle necks, the slim cylinder action on water jacket plug and the gas cylinder threaded connector automatic handling device 32 simultaneously, threaded connector with sealed by gas testing bottle 11 bottle necks; Automatic feeder 28 discharges and is subjected to gas testing bottle 11 and returns original position.
7. lifter 34 actions drive water jacket plug and gas cylinder threaded connector automatic handling device 32 and move down, and are subjected to gas testing bottle 11 to enter water jacket 12 inside fully, and water jacket 12 carries out the hydraulic testing by the water jacket plug sealing.
8. manual water cover water intaking valve 9 and/or electronic water jacket water intaking valve 10 are opened, and blowoff valve 13 cuts out, and vent valve 14 is opened, and measuring cup water compensating valve 15 and measuring cup draining valve 18 are opened, and ebullator 19 starts, and low-pressure water is injected in the water jacket 12 through second low pressure line 20; Guarantee water jacket 12 complete fills with water and do not have bubble, the bubble in the pipeline also need be got rid of totally, to improve the accuracy of the hydraulic testing.
8. manual water being overlapped water intaking valve 9, electronic water jacket water intaking valve 10, blowoff valve 13, vent valve 14 and measuring cup water compensating valve 15 closes, measuring cup draining valve 18 is opened, utilize ebullator 19 that the moisture storage capacity in the measuring cup 16 is adjusted to suitable height, close ebullator 19, then with electronic balance 17 peeling zero clearings.
9. the force value of default electro connecting pressure gauge 4 is carried out overpressure protection to total system.
10. open supercharge pump gas admittance valve 1 and supercharge pump water intaking valve 2, supercharge pump 3 work, the hydraulic testing begins, and is subjected to gas testing bottle 11 dilatational strain under the effect of water under high pressure, and the water in the water jacket 12 is pressed against in the measuring cup 16; When hydraulic pressure rose to the force value of setting in the step 1, supercharge pump 3 quit work, and enters packing stage, and after pressurize a period of time, manually blowdown valve 6 and/or electronic pressure-release valve 7 are opened, and pressure duct 23 releases are subjected to also release simultaneously of gas testing bottle 11; Be subjected to gas testing bottle 11 because the release deformation-recovery produces negative pressure in the water jacket 12 of sealing, the water in the measuring cup 16 is back in the water jacket 12 under the effect of negative pressure.When pressure duct 23 and replied by force value in the gas testing bottle 11 be zero, the water yield in the measuring cup 16 reply stable after, off-test.
In whole hydraulic testing process, the moisture storage capacity of measuring cup 16 constantly changes, and weight also constantly changes, and electronic balance 17 is gathered the weight signal of this variation and is transferred to the PLC controller, and the PLC controller is passed to monitoring host computer again; The pressure signal of pressure duct 23 is then gathered by pressure transducer 4, is transferred to the PLC controller after the A/D module converts, and the PLC controller is passed to monitoring host computer again; Monitoring host computer carries out analysis and arrangement with the data of receiving, generate the curve that correlation parameters such as hydraulic pressure and moisture storage capacity change, finally calculate the absolute value and the relative value that under certain hydraulic pressure, be out of shape by gas testing bottle 11, and compare, be subjected to gas testing bottle 11 whether qualified thereby judge this with relevant criterion.Described monitoring host computer can be preserved the correlation parameter data and the change curve of the hydraulic testing, in case of necessity, and can printout.
11. after the hydraulic testing finished, lifter 34 action drove water jacket plug and gas cylinder threaded connector automatic handling device 32 and moved up by gas testing bottle 11, is subjected to gas testing bottle 11 to leave water jacket 12, stopped after reaching the height of setting.
12. putting in place to catch and fix, self-emptying device 30 is subjected to gas testing bottle 11 under propulsion cylinder 27 drives, the slim cylinder action of water jacket plug and gas cylinder threaded connector automatic handling device 32, remove threaded connector and the sealing that is subjected to gas testing bottle 11 bottlenecks, threaded connector is unloaded in the motor of water jacket plug and gas cylinder threaded connector automatic handling device 32 counter-rotating then.
13. propulsion cylinder 27 actions drive self-emptying device 30 and return original position, the rollover stand of self-emptying device 30 resets, and is subjected to gas testing bottle 11 to arrive horizontal level, and bottleneck is sent to pouring drying device 31 forward.
14. be fixed on after put in place by gas testing bottle 11 on the dry turnover bracket 31c, the piston rod of dry upset cylinder 31b stretches out, and promotes dry turnover bracket 31c upset 70～75 degree, is subjected to gas testing bottle 11 to be flipped to bottleneck 70～75 degree down; Be subjected to gas testing bottle 11 to connect compression blank pipe road and hot blast or steam pipework valve, at first open the compressed air line valve, Pressure water discharging is carried out in gas cylinder inside, after setting-up time arrives, closes compression air pipe line valve; Open hot blast or steam pipework valve then, drying is carried out in gas cylinder inside, after setting-up time arrives, close hot blast or steam pipework valve; Open the compressed air line valve once more, gas cylinder inside is cooled off, after setting-up time arrived, the dry turnover bracket 31c upset in the pouring drying device 31 resetted, and was subjected to also Reversion Level position and transported by the logistics line of gas testing bottle 11, and working cycle finishes.
Claims (10)
1. gas cylinder outside method hydraulic testing automatic control system, comprise to be subjected to gas testing bottle (11) carry out hydraulic pressure test hydraulic testing system, control platform and supporting backup system, it is characterized in that:
Described hydraulic testing system comprises supercharge pump (3), water jacket (12), measuring cup (16), electronic balance (17) and ebullator (19); The water inlet of described supercharge pump (3) is connected with low-pressure water through supercharge pump water intaking valve (2) by first low pressure line (21), the water delivering orifice of supercharge pump (3) is connected with the screwed union that is subjected to gas testing bottle (11) by pressure duct (23), pressure transducer (4), electro connecting pressure gauge (5) are installed on the described pressure piping (23) and are used to regulate the blowdown valve assembly of pressure piping (23) pressure, pressure transducer (4) utilizes data line to be connected with electro connecting pressure gauge (5) and controls platform; Described water jacket (12) is used for the ccontaining gas testing bottle (11) that is subjected to, confined space of the salable formation of water jacket (12), water jacket (12) is provided with water inlet, water delivering orifice, sewage draining exit and exhausr port, water inlet is connected with low-pressure water through water jacket water intaking valve assembly by second low pressure line (20), water delivering orifice is connected with measuring cup (16) through measuring cup water compensating valve (15) by water pipe (24), sewage draining exit is opened in water jacket (12) bottom, sewage draining exit is connected with the blowoff valve (13) of control sewage discharge, exhausr port is opened in water jacket (12) top, and exhausr port is connected with the vent valve (14) of pilot-gas discharging; Described measuring cup (16) is placed on the electronic balance (17), measuring cup (16) is connected with water jacket (12) through measuring cup water compensating valve (15) by water pipe (24) on the one hand, be connected with ebullator (19) through measuring cup draining valve (18) by discharge pipe line (25) on the other hand, ebullator (19) is communicated to circulation line; Described electronic balance (17) utilizes data line to connect and controls platform;
Described backup system comprise be subjected to gas testing bottle (11) send into the automatic feeder (28) of testing position, will be subjected to gas testing bottle (11) pack into or pull out water jacket (12) lifting packoff (29), will be subjected to gas testing bottle (11) to transport the self-emptying device (30) of testing position, automatic feeder (28) and self-emptying device (30) support by line slideway (26), automatic feeder (28) and self-emptying device (30) drive by propulsion cylinder (27) respectively, reciprocatingly slide on line slideway (26); Described automatic feeder (28) and self-emptying device (30) are arranged on the two ends of line slideway (26) symmetrically, and lifting packoff (29) is arranged on the place, centre position of automatic feeder (28) and self-emptying device (30).
2. gas cylinder as claimed in claim 1 outside method hydraulic testing system, it is characterized in that: the described platform of controlling comprises A/D module, PLC controller and monitoring host computer, described pressure transducer (4) links to each other with the PLC controller through the A/D module, described electro connecting pressure gauge (5) links to each other with the PLC controller, described electronic balance (17) links to each other with the PLC controller through the A/D module, and the PLC controller links to each other with monitoring host computer.
3. gas cylinder as claimed in claim 1 outside method hydraulic testing system, it is characterized in that: described supercharge pump (3) is the gas drive liquid pump, supercharge pump (3) is connected with pressurized air through supercharge pump gas admittance valve (1) by air inlet pipeline (22), and compressed-air actuated break-make is controlled by supercharge pump gas admittance valve (1).
4. gas cylinder as claimed in claim 1 outside method hydraulic testing system, it is characterized in that: described blowdown valve assembly comprises manual blowdown valve (6), electronic blowdown valve (7) and micrometering valve (8), manually connect the external blow-down pipe of micrometering valve (8) again with micrometering valve (8) after blowdown valve (6) and electronic blowdown valve (7) parallel connection.
5. gas cylinder as claimed in claim 1 outside method hydraulic testing system, it is characterized in that: described water jacket water intaking valve assembly comprises manual water cover water intaking valve and electronic water jacket water intaking valve, and manual water cover water intaking valve (9) and electronic water jacket water intaking valve (10) are connected in parallel on second low pressure line (20).
6. gas cylinder outside measurement method hydraulic testing backup system as claimed in claim 1 is characterized in that:
Described automatic feeder (28) is identical with self-emptying device (30) structure, the upset cylinder (40) that they include base (35), are used for carrying and fixedly are subjected to the rollover stand (36) of gas testing bottle (11) and are used to drive rollover stand (36) upset; Described propulsion cylinder (27) is fixed on the line slideway (26), and the tailpiece of the piston rod of propulsion cylinder (27) is connected with base (35), and base (35) bottom is provided with slide block (39), and slide block (39) is slidingly matched with line slideway (26); Rollover stand (36) is arranged on base (35) top, and rollover stand (36) one ends are hinged by trip shaft (37) and base (35); Bottom rollover stand (36), be provided with and be used for the magnetic device that absorption fixedly is subjected to gas testing bottle (11); The cylinder body tail end of upset cylinder (40) is hinged on base (35), the piston rod of upset cylinder (40) is hinged with crank (38), crank (38) other end connects trip shaft (37), the flexible crank (38) that drives of the piston rod of upset cylinder (40) is swung, crank (38) swing drives trip shaft (37) and rotates, and trip shaft (37) rotates and drives rollover stand (35) upset; Described propulsion cylinder (27), upset cylinder (40) and magnetic device all with control platform and link to each other;
Described lifting packoff (29) comprises lifter (34), water jacket plug and gas cylinder threaded connector automatic handling device (32), lifter (34) is provided with the movable plate (34a) that can move up and down, bearing (33) is installed on the movable plate (34a), water jacket plug and gas cylinder threaded connector automatic handling device (32) are installed on the bearing (33), water jacket plug can be sealed and matched with the water jacket (12) in the hydraulic testing system, forms a confined space; Described lifter (34), water jacket plug and gas cylinder threaded connector automatic handling device (32) all with control platform and link to each other.
7. gas cylinder outside measurement method hydraulic testing backup system as claimed in claim 6, it is characterized in that: the described platform of controlling comprises PLC controller and monitoring host computer, described propulsion cylinder (27), upset cylinder (40), magnetic device, lifter (34), water jacket plug and gas cylinder threaded connector automatic handling device (32) all link to each other with the PLC controller, and the PLC controller links to each other with monitoring host computer.
8. gas cylinder outside measurement method hydraulic testing backup system as claimed in claim 1, it is characterized in that: described backup system also comprises being subjected to gas testing bottle (11) to carry out the pouring drying device (31) of aftertreatment, pouring drying device (31) comprises dry underframe (31a), be used for carrying and fixedly being subjected to the dry turnover bracket (31c) of gas testing bottle (11), and the drying upset cylinder (31b) that is used to drive dry turnover bracket (31c) upset, dry turnover bracket (31c) is arranged on underframe (31a) top and hinged with underframe (31a), bottom dry turnover bracket (31c), be provided with and be used for the magnetic device that absorption fixedly is subjected to gas testing bottle (11), the cylinder body of dry upset cylinder (31b) is hinged on underframe (31a), and the piston rod of dry upset cylinder (31b) upwards is hinged on dry turnover bracket (31c) bottom; Described dry upset cylinder (31b), magnetic device all with control platform and link to each other.
9. gas cylinder outside measurement method hydraulic testing backup system as claimed in claim 8, it is characterized in that: the described platform of controlling comprises PLC controller and monitoring host computer, dry upset cylinder (31b), magnetic device all link to each other with the PLC controller, and the PLC controller links to each other with monitoring host computer.
10. as claim 6 or 8 described gas cylinder outside method hydraulic testing systems, it is characterized in that: described magnetic device all adopts electromagnet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010206023682U CN201876390U (en) | 2010-11-11 | 2010-11-11 | Automatic control system for water pressure test of cylinder in water jacket method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010206023682U CN201876390U (en) | 2010-11-11 | 2010-11-11 | Automatic control system for water pressure test of cylinder in water jacket method |
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| CN201876390U true CN201876390U (en) | 2011-06-22 |
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| CN2010206023682U Expired - Fee Related CN201876390U (en) | 2010-11-11 | 2010-11-11 | Automatic control system for water pressure test of cylinder in water jacket method |
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Granted publication date: 20110622 Termination date: 20171111 |