CN203037536U - Pressure resistance and sealing performance air detection all-in-one machine for fire extinguisher barrel - Google Patents
Pressure resistance and sealing performance air detection all-in-one machine for fire extinguisher barrel Download PDFInfo
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- CN203037536U CN203037536U CN 201220743969 CN201220743969U CN203037536U CN 203037536 U CN203037536 U CN 203037536U CN 201220743969 CN201220743969 CN 201220743969 CN 201220743969 U CN201220743969 U CN 201220743969U CN 203037536 U CN203037536 U CN 203037536U
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Abstract
The utility model relates to the field of fire extinguisher production and provides a pressure resistance and sealing performance air detection all-in-one machine for a fire extinguisher barrel. The pressure resistance and sealing performance air detection all-in-one machine comprises extinguisher barrel fixing devices provided with air inlet passages, a detection air loop and a machine frame, wherein the machine frame is provided with an anti-explosion cavity provided with a hole and capable of being used for containing liquid and an anti-explosion door for sealing the hole, a plurality of extinguisher barrel fixing devices are arranged in the anti-explosion cavity, the detection air loop comprises an air inlet valve, a decompression valve and an exhaust valve, and an air outlet of the air inlet valve, an air inlet of the exhaust valve and an air inlet of the decompression valve are connected with the air inlet passages. The pressure resistance and sealing performance air detection all-in-one machine can detect the pressure resistance and sealing performance of the fire extinguisher barrel within one step and solves the problem that by adopting different devices and different pressurizing modes to detect the pressure resistance and the sealing performance of the fire extinguisher tube body, energy can be wasted, the procedure is messy, time and energy can be wasted, and the manufacturing cost is improved.
Description
Technical field
The utility model relates to the flame snuffer production field, relates in particular to a kind of flame snuffer cylindrical shell pressure-resistant stopping property gas and surveys all-in-one.
Background technology
The flame snuffer cylindrical shell is a kind of high pressure vessel, must carry out water pressure test for strength according to GB GB4351 standard when selling at home, and namely water carries out impermeability test to the flame snuffer cylindrical shell.
Number be 2011101500491 in Chinese patent application, date of publication be January 18 in 2912 day, be called in the patent document of " a kind of CO2 flame snuffer gas cylinder free style hydraulic pressure test equipment " and disclose a kind of equipment with hydraulic pressure test flame snuffer cylindrical shell.This equipment comprises frame, is rotatably connected on the flame snuffer cover tube fixing device and the pressure generating equipment that is connected with flow passage (hydraulic pump) that are provided with flow passage on the frame, be fixed on the flame snuffer cover tube fixing device after in the flame snuffer cylindrical shell, injecting water during test, keep the setting duration after hydraulic pressure in the flame snuffer cylindrical shell being increased to reach the resistance test value by pressure generating equipment then, observing the flame snuffer cylindrical shell has not explosion distortion or produces and leak.
But according to the EN3-8 of European Union standard code, need test through 100% pressure intensity the flame snuffer cylindrical shell be resistance to pressure test and performing leak test, guaranteeing that each flame snuffer cylindrical shell does not leak and meets requirement of withstand voltage, but to what medium carrying out withstand voltage with and sealing test does not require.Flame snuffer manufacturer all separately carries out these two tests at present, namely earlier in the packoff that is provided with flame snuffer cylindrical shell stationary installation, fix the flame snuffer cylindrical shell by the flame snuffer cylindrical shell stationary installation in the packoff, carry out the resistance to pressure test for then flame snuffer cylindrical shell input gases at high pressure, after after voltage-withstand test is finished gases at high pressure all being bled off the flame snuffer cylindrical shell is taken off, again that voltage-withstand test is qualified flame snuffer cylindrical shell moves on to hydraulic pressure test equipment, by the flame snuffer cylindrical shell stationary installation that is arranged on the hydraulic pressure test equipment flame snuffer cylindrical shell is fixed, carried out performing leak test for the water of flame snuffer cylindrical shell input pressurization.
So the existing method that the flame snuffer cylindrical shell is carried out the pressure-resistant seal property testing that satisfies the EN3-8 of European Union standard code has the following disadvantages: voltage-withstand test is separately carried out at different devices with sealing test, cause the Fire extinguisher tube system to make the cost height, test process is loaded down with trivial details wastes time and energy; Hi-pot test gas emptying all behind the durability test causes very big energy dissipation (will detect gas boosting and need expend the energy to high pressure); Water carries out the waste that performing leak test can cause water resource.
The utility model content
The utility model provides the disposable flame snuffer cylindrical shell pressure-resistant stopping property gas of finishing flame snuffer cylindrical shell resistance to pressure and performing leak test of a kind of energy to survey all-in-one, solved to the resistance to pressure of flame snuffer cylindrical shell and performing leak test by different devices and different pressuring methods test existing waste resource, operation loaded down with trivial details, waste time and energy, problem that cost of manufacture rises.
Above technical matters solves by following technical proposal: a kind of flame snuffer cylindrical shell pressure-resistant stopping property gas is surveyed all-in-one, comprise the flame snuffer cylindrical shell stationary installation that is provided with inlet channel, detect gas return path and frame, but described frame is provided with the explosion-proof chamber of the carrying liquid of being with door opening and is used for the explosion door of the described door opening of shutoff, be provided with some described flame snuffer cylindrical shell stationary installations in the described explosion-proof chamber, described detection gas return path comprises gas admittance valve, blowdown valve and vent valve, the gas outlet of described gas admittance valve, the air intake opening three of the air intake opening of vent valve and blowdown valve is connected with described inlet channel.In explosion-proof chamber, inject water during use, the import of air pump with gas admittance valve is connected, fix on the mouth of flame snuffer sleeve and with the flame snuffer sleeve is unsettled by the shutoff of flame snuffer cylindrical shell stationary installation, cover explosion door, open gas admittance valve, air pump is inflated in the flame snuffer cylindrical shell and cuts out gas admittance valve after air pressure reaches the durability test value, keep this pressure and open blowdown valve to setting behind the duration, make the air pressure in the flame snuffer cylindrical shell be reduced to the performing leak test value, close blowdown valve and make under water observation of flame snuffer cylindrical shell that not leakage phenomenon be arranged; Opening vent valve at last all bleeds off the gas in the flame snuffer cylindrical shell.Namely finished the pressure-resistant seal property testing.The flame snuffer cylindrical shell can soak or not be immersed in the water when carrying out the resistance to pressure test.
As preferably, the exhausr port of described blowdown valve is docking together with gas-holder.Blowdown valve can be collected in the gases at high pressure of discharging and supplies other pneumatic compression devices utilization, good energy-conserving effect together.
As preferably, the exhausr port of described vent valve is provided with exhaust box.The noise that produces in the time of reducing gas in the emptying flame snuffer cylindrical shell, environment protecting is good.
The utility model also comprises control module, and described gas admittance valve, blowdown valve and vent valve all are motorized valve and are electrically connected with control module.The action of gas admittance valve, pressure limiting valve and vent valve is controlled by control module.Automaticity is good, and accuracy is good, and the detection efficiency height is time saving and energy saving more in addition.
As preferably, described explosion-proof chamber has two, all be provided with described flame snuffer cylindrical shell stationary installation in two explosion-proof chambers, described detection gas return path has two, two are detected gas return path and are connected with the flame snuffer cylindrical shell stationary installation in two explosion-proof chambers respectively, two explosion-proof chambers share an explosion door, and described frame is provided with the explosion door position and switches topworks
As preferably, described explosion-proof chamber has two, all be provided with described flame snuffer cylindrical shell stationary installation in two explosion-proof chambers, described detection gas return path has two, two are detected gas return path and are connected with the flame snuffer cylindrical shell stationary installation in two explosion-proof chambers respectively, two explosion-proof chambers share an explosion door, described frame is provided with the explosion door position and switches topworks, control device control be provided with the same time can only make one detect in the gas return path inlet open and by the explosion door position switch topworks make explosion door automatically lid be located at control module on the door opening of the explosion-proof chamber that carries out the resistance to pressure test.Realized that at one time an interior explosion-proof chamber is carrying out that durability test makes, can carry out performing leak test or change workpiece work in another explosion-proof chamber.Share explosion door, compact conformation, explosion door different work personnel's operation produces to be interfered; Automaticity is good, and security is good.Can improve operating personnel's utilization factor.
As preferably, it is cylinder that topworks is switched in described explosion door position.Simple for structure.
The utility model also comprises the fluid supply circuit, described flame snuffer cylindrical shell stationary installation comprises chuck and drives the driving cylinder that chuck is used, described driving cylinder drives by described fluid supply circuit, and described fluid supply circuit is provided with the control module that makes that is electrically connected with described control module and controls the pressure transducer that intake valve close closes exhaust valve opening when knowing that the detected pressure of pressure transducer is lower than setting value.When the hydrodynamic pressure of supplying with driving cylinder was lower than setting value, expression flame snuffer cylindrical shell stationary installation was not good enough with the strength of joint of flame snuffer cylindrical shell, if may produce flame snuffer cylindrical shell disengaging accident when testing.This technical scheme guarantees that automatically refusal carries out test job when strength of joint is not enough, and security is good.
As preferably, described chuck comprises base of the carrier head, pull bar and at least two pinches that circumferentially are distributed in the pull bar outside along pull bar, one end of described base of the carrier head is provided with the bearing sealing surface, be provided with through hole in the middle of the described bearing sealing surface, described inlet channel is arranged on the described base of the carrier head and with described through hole and is communicated with, be provided with in the described through hole and stretch chuck, described driving cylinder is arranged on the other end of described base of the carrier head, the piston rod of driving cylinder passes and describedly links together with described pull bar one end after stretching chuck, the other end of described pull bar is provided with the drive block that pinch is radially separated along pull bar, described pinch one end is located in the described through hole and is hinged on described stretching on chuck one end, it is outer and be provided with the gib head of outside bending that the other end of described pinch is positioned at described through hole, and the described chuck other end of stretching is provided with and stretches the folder spring.Convenient and swift reliable during installing/dismounting flame snuffer cylindrical shell.
As preferably, described door opening is arranged on the upper end of described explosion-proof chamber, and the described flame snuffer cylindrical shell stationary installation that is positioned at explosion-proof chamber liftably is arranged on described explosion-proof chamber by lift cylinder.Installing/dismounting flame snuffer cylindrical shell is on the flame snuffer cylindrical shell stationary installation the time, makes the Fire extinguisher tube body be positioned at the water surface top of explosion-proof chamber by lift cylinder, and lift cylinder descends and the flame snuffer cylindrical shell is under water during test.The operating personnel does not soak and both can carry out the installing/dismounting effect of flame snuffer cylindrical shell, and comfortableness is good, can not intake in the cylindrical shell, and do not intake then the flame snuffer cylindrical shell is not easy to produce corrosion phenomena in depositing process.
The utlity model has following advantage, resistance to pressure and performing leak test have been realized on same equipment and continuity is finished, reduced the processing step when the flame snuffer cylindrical shell is produced, it is fatigued to have exempted the personnel that transfer flame snuffer cylindrical shell causes between distinct device, make test job simple, can play the effect that reduces manufacturing cost; Carry out performing leak test after gases at high pressure when resistance to pressure is tested are partly discharged step-down, saved test duration and gas consumption, the energy consumption during test is low; Test with gas, the inside surface of the flame snuffer cylindrical shell of can not getting wet makes storage process in the not easy rusting erosion of flame snuffer cylindrical shell, has saved precious water resource.
Description of drawings
Fig. 1 is physical construction synoptic diagram of the present utility model.
Fig. 2 is the A-A cross section enlarged diagram of the flame snuffer cylindrical shell stationary installation among Fig. 1.
Fig. 3 is gas circuit synoptic diagram of the present utility model.
Among the figure: frame 1, left explosion-proof chamber 11, left-hand door hole 111, left side elevating bracket 112, left lift cylinder 113, the cylinder body 1131 of left lift cylinder, left side lift cylinder piston rod 1132, left chute 114, right explosion-proof chamber 12, right door opening 121, right elevating bracket 122, right lift cylinder 123, the cylinder body 1231 of right lift cylinder, right lift cylinder piston rod 1232, right rail 124, frame roof 13, flame snuffer cylindrical shell stationary installation 2, chuck 21, base of the carrier head 211, bearing sealing surface 2111, through hole 2112, pull bar 212, drive block 2121, contracting folder spring 2122, pinch 213, gib head 2131, O-ring seal 214, pressure ring 215, bolt 216 is stretched chuck 217, stretch folder spring 218, driving cylinder 22, the cylinder body 221 of driving cylinder, the piston rod 222 of driving cylinder, contracting clamp pin nail 2221, oil sealing 2222, inlet channel 23, topworks 3, explosion door 31 are switched in the explosion door position, fluid supply circuit 4, chuck solenoid valve 41, the first pressure transducers 42, gas return path 5, left gas admittance valve 51, left blowdown valve 52 are detected in a left side, left bank air valve 53, left side tensimeter 54, the second pressure transducers 55, the first retaining valves 56, second retaining valve 57, left side hand valve 58, right gas return path 6, the right gas admittance valve 61 of detecting, right blowdown valve 62, right vent valve 63, right tensimeter 64, the three pressure transducers 65, the 3rd retaining valve 66, the 4th retaining valve 67, right hand valve 68, gas-holder 7, exhaust box 8, main valve 9.
Embodiment
Be further described below in conjunction with accompanying drawing and the utility model of embodiment.
Referring to Fig. 1, a kind of flame snuffer cylindrical shell pressure-resistant stopping property gas is surveyed all-in-one, comprises frame 1.
Be provided with left explosion-proof chamber 11 in the left end of frame 1.The upper end of left side explosion-proof chamber 11 is provided with left-hand door hole 111.Be provided with left elevating bracket 112 in the explosion-proof chamber 11 of a left side.Left side elevating bracket 112 is suspended in the left explosion-proof chamber 11 by left lift cylinder 113.The cylinder body 1131 of left side lift cylinder is fixed on the frame roof 13.The outer end that left side elevating bracket 112 is fixed on left lift cylinder piston rod 1132 is namely among the figure on the lower end.Left side explosion-proof chamber 11 is interior to being provided with a pair of left chute 114 that left and right directions distributes that extends along the vertical direction.The two ends, the left and right sides of left side elevating bracket 112 are slidingly connected in a pair of left chute 114.On the elevating bracket 112 of a left side 4 flame snuffer cylindrical shell stationary installations 2 are installed.
Be provided with right explosion-proof chamber 12 in the right-hand member of frame 1.The upper end of right explosion-proof chamber 12 is provided with right door opening 121.Be provided with right elevating bracket 122 in the right explosion-proof chamber 12.Right elevating bracket 122 is suspended in the right explosion-proof chamber 12 by right lift cylinder 123.The cylinder body 1231 of right lift cylinder is fixed on the frame roof 13.The outer end that right elevating bracket 122 is fixed on right lift cylinder piston rod 1232 is namely among the figure on the lower end.Right side explosion-proof chamber 12 is interior to being provided with a pair of right rail 124 that right right distributes that extends along the vertical direction.The right two ends of right elevating bracket 122 are slidingly connected in a pair of right rail 124.On the right elevating bracket 122 4 flame snuffer cylindrical shell stationary installations 2 are installed.
The top of frame roof 13 fixedly has the explosion door position to switch topworks 3.It is cylinder that topworks 3 is switched in the explosion door position.Switch in the topworks 3 the explosion door position fixedly explosion door 31.
Referring to Fig. 2, flame snuffer cylindrical shell stationary installation 2 comprises chuck 21 and driving cylinder 22.Chuck 21 comprises base of the carrier head 211, pull bar 212 and three pinches that circumferentially are distributed in the pull bar outside 213 along pull bar.The back-end sealing of base of the carrier head 211 is fixed on elevating bracket 112,122 the front side.The front end of base of the carrier head 211 is provided with bearing sealing surface 2111.Be provided with the through hole 2112 that connects elevating bracket in the middle of the bearing sealing surface 2111.Bearing sealing surface 2111 is provided with O-ring seal 214.O-ring seal 214 passes through pressure ring 215 pressure holdings on bearing sealing surface 2111.Pressure ring 215 is locked on the front end of base of the carrier head 211 by bolt 216.Base of the carrier head 211 is provided with inlet channel 23.Inlet channel 23 is communicated with through hole 2112.Be provided with in the through hole 2112 and stretch chuck 217.The rear end of stretching chuck 217 is provided with to be contained in stretching folder spring 218 in the through hole 2112.The rear end of pinch 213 is located in the through hole 2112 and is hinged on the front end of stretching chuck 217.The front end of pinch 213 is positioned at outside the through hole 2112 and is provided with the gib head 2131 of outside bending.The outer end of pull bar 212 is provided with drive block 2121.Be equipped with contracting folder spring 2122 in the pull bar 212.The cylinder body 221 of driving cylinder is fixed on elevating bracket 112,122 the rear side.The piston rod 222 of driving cylinder is fixed together by contracting clamp pin nail 2221 rear ends with pull bar 212 after passing and stretching chuck 217.The piston rod 222 of driving cylinder is with being sealed connected together by oil sealing 2222 between the elevating bracket 112,122.
Referring to Fig. 3, the utility model comprises that also gas return path 5 is detected on control module (not drawing among the figure), fluid supply circuit 4, a left side and gas return path 6 is detected on the right side.Fluid supply circuit 4 is provided with 8 chuck solenoid valves 41 of controlling 8 driving cylinders in the flame snuffer cylindrical shell stationary installation 2 one by one over the ground.The main pipe rail of fluid supply circuit 4 is provided with first pressure transducer 42.
A left side is detected gas return path 5 and is comprised left gas admittance valve 51, left blowdown valve 52 and left bank air valve 53.Left side gas admittance valve 51 is solenoid valve.The air intake opening of left side gas admittance valve 51 links together with total inlet pipe.Total inlet pipe is provided with main valve 9.Main valve 9 is hand valve.The air intake opening of gas outlet, the left bank air valve 52 of left side gas admittance valve 51 and the air intake opening three of left blowdown valve 53 are located on inlet channel 23(in left explosion-proof tank 11 interior 4 flame snuffer cylindrical shell stationary installations 2 referring to Fig. 2) be connected together.The outlet side of left side gas admittance valve 51 is provided with left tensimeter 54 and second pressure transducer 55.The exhausr port of left side blowdown valve 52 is docking together with gas-holder 7 by first retaining valve 56.First retaining valve 56 is opened towards gas-holder, prevents that the pressure gas in the gas-holder 7 from refluxing to improve reliability during operation.The vent port of left bank air valve 53 is docking together with exhaust box 8 by second retaining valve 57.Second retaining valve 57 is opened towards exhaust box 8, plays to prevent that the flow backwards left side into of gas that right vent valve 63 is discharged from detecting the effect of gas backstreaming, and reliable partition effect is arranged under the layout of compactness.The inlet end of left bank air valve 53 is provided with left hand valve 58.Left hand valve is set can be at the left bank air valve carries out complete pressure release to take off the flame snuffer cylindrical shell during unusual or outage.
Right gas return path 6 right gas admittance valves 61, right blowdown valve 62 and the right vent valve 63 of detecting.Right gas admittance valve 61 is solenoid valve.The air intake opening of right gas admittance valve 61 links together with total inlet pipe.The air intake opening three of the gas outlet of right gas admittance valve 61, the air intake opening of right vent valve 62 and right blowdown valve 63 is located on inlet channel 23(in right explosion-proof tank 12 interior 4 flame snuffer cylindrical shell stationary installations 2 referring to Fig. 2) be connected together.The outlet side of right gas admittance valve 61 is provided with right tensimeter 64 and the 3rd pressure transducer 65.The exhausr port of right blowdown valve 62 is docking together with gas-holder 7 by the 3rd retaining valve 66.The 3rd retaining valve 66 is opened towards gas-holder 7, plays the pressure gas that prevents in the gas-holder 7 and refluxes to improve reliability during operation.The vent port of right vent valve 63 is docking together with exhaust box 8 by the 4th retaining valve 67.Second retaining valve 67 is opened towards exhaust box 8, plays gas that right vent valve 63 is discharged the into right effect that detects gas backstreaming of flowing backwards that prevents.The inlet end of right vent valve 63 is provided with right hand valve 68.Right hand valve is set can be at right vent valve carries out complete pressure release to take off the flame snuffer cylindrical shell during unusual or outage.
Arrive Fig. 3 referring to Fig. 1, now specify as follows in left explosion-proof chamber, to test earlier the method for carrying out the pressure-resistant seal property testing by the utility model: the first step, filled with water in a left side explosion-proof strong 11, drive left elevating bracket 112 by left lift cylinder 113 and rise four flame snuffer stationary installations 2, four flame snuffer cylindrical shells are installed on 4 flame snuffer stationary installations 2 in the left explosion-proof chamber 11 correspondingly, drive four flame snuffer cylindrical shells by left lift cylinder 113 and be immersed in the water in the left explosion-proof chamber 11.Second step, press left side test beginning switch, control module makes the explosion door position switch topworks 3 and orders about explosion door 31 lids and establish on the left-hand door hole 111.This moment, the method according to the first step was encased in four flame snuffer cylindrical shells in the right explosion-proof chamber 12.Control module is opened by left bank air valve 53 and gas admittance valve 51 remains on closed condition if the input value of the 3rd step first pressure transducer 42 is lower than setting value; If reach setting value, control module is opened left gas admittance valve 51 makes gas enter the flame snuffer cylindrical shell that is positioned at left explosion-proof chamber 11 through inlet channel 23, left gas admittance valve 51 cuts out after second pressure transducer 55 detects force value to reach the resistance test value, keeps this pressure to setting duration; The 4th step, control module are opened the pressure that left blowdown valve 52 reduces in the flame snuffer cylindrical shell and close left blowdown valve 52 again behind the sealing detected values.The gas storage that left side blowdown valve 52 is discharged is in cylinder 7.If this is constantly later on by opening the door or right test beginning switch, explosion door position switching topworks 3 orders about explosion door 31 and covers on right door opening 121, the operator sees through the flame snuffer cylindrical shells of observing in the left explosion-proof chamber 11 in left-hand door hole 111 not distortion, gas leakage, if Fire extinguisher tube body deformability, gas leakage then represent that the flame snuffer cylindrical shell is defective.The left side is when carrying out the sealing detection, and the flame snuffer cylindrical shells in the right explosion-proof chamber 13 are carrying out the resistance to pressure test according to the mode in the 3rd step.The detection gas that the 5th step, control module unlatching left bank air valve 53 will be positioned at the flame snuffer cylindrical shell of left explosion-proof chamber 11 is drained.The flame snuffer cylindrical shell is taken off from the flame snuffer stationary installation.Continue other flame snuffer cylindrical shell of test if desired, then repeat above-mentioned steps.
Claims (9)
1. a flame snuffer cylindrical shell pressure-resistant stopping property gas is surveyed all-in-one, comprise the flame snuffer cylindrical shell stationary installation that is provided with inlet channel, it is characterized in that, also comprise and detect gas return path and frame, but described frame is provided with the explosion-proof chamber of the carrying liquid of being with door opening and is used for the explosion door of the described door opening of shutoff, be provided with some described flame snuffer cylindrical shell stationary installations in the described explosion-proof chamber, described detection gas return path comprises gas admittance valve, blowdown valve and vent valve, and the air intake opening three of the gas outlet of described gas admittance valve, the air intake opening of vent valve and blowdown valve is connected with described inlet channel.
2. flame snuffer cylindrical shell pressure-resistant stopping property gas according to claim 1 is surveyed all-in-one, it is characterized in that the exhausr port of described blowdown valve is docking together with gas-holder.
3. flame snuffer cylindrical shell pressure-resistant stopping property gas according to claim 2 is surveyed all-in-one, it is characterized in that the exhausr port of described vent valve is provided with exhaust box.
4. survey all-in-ones according to claim 1 or 2 or 3 described flame snuffer cylindrical shell pressure-resistant stopping property gas, it is characterized in that, also comprise control module, described gas admittance valve, blowdown valve and vent valve all are motorized valve and are electrically connected with control module.
5. flame snuffer cylindrical shell pressure-resistant stopping property gas according to claim 4 is surveyed all-in-one, it is characterized in that, described explosion-proof chamber has two, all be provided with described flame snuffer cylindrical shell stationary installation in two explosion-proof chambers, described detection gas return path has two, two are detected gas return path and are connected with the flame snuffer cylindrical shell stationary installation in two explosion-proof chambers respectively, two explosion-proof chambers share an explosion door, described frame is provided with the explosion door position and switches topworks, control device control be provided with the same time can only make one detect in the gas return path inlet open and by the explosion door position switch topworks make explosion door automatically lid be located at control module on the door opening of the explosion-proof chamber that carries out the resistance to pressure test.
6. flame snuffer cylindrical shell pressure-resistant stopping property gas according to claim 5 is surveyed all-in-one, it is characterized in that, it is cylinder that topworks is switched in described explosion door position.
7. flame snuffer cylindrical shell pressure-resistant stopping property gas according to claim 4 is surveyed all-in-one, it is characterized in that, also comprise the fluid supply circuit, described flame snuffer cylindrical shell stationary installation comprises chuck and drives the driving cylinder that chuck is used, described driving cylinder drives by described fluid supply circuit, and described fluid supply circuit is provided with the control module that makes that is electrically connected with described control module and controls the pressure transducer that intake valve close closes exhaust valve opening when knowing that the detected pressure of pressure transducer is lower than setting value.
8. flame snuffer cylindrical shell pressure-resistant stopping property gas according to claim 7 is surveyed all-in-one, it is characterized in that, described chuck comprises base of the carrier head, pull bar and at least two pinches that circumferentially are distributed in the pull bar outside along pull bar, one end of described base of the carrier head is provided with the bearing sealing surface, be provided with through hole in the middle of the described bearing sealing surface, described inlet channel is arranged on the described base of the carrier head and with described through hole and is communicated with, be provided with in the described through hole and stretch chuck, described driving cylinder is arranged on the other end of described base of the carrier head, the piston rod of driving cylinder passes and describedly links together with described pull bar one end after stretching chuck, the other end of described pull bar is provided with the drive block that pinch is radially separated along pull bar, described pinch one end is located in the described through hole and is hinged on described stretching on chuck one end, it is outer and be provided with the gib head of outside bending that the other end of described pinch is positioned at described through hole, and the described chuck other end of stretching is provided with and stretches the folder spring.
9. survey all-in-one according to claim 1 or 2 or 3 described flame snuffer cylindrical shell pressure-resistant stopping property gas, it is characterized in that, described door opening is arranged on the upper end of described explosion-proof chamber, and the described flame snuffer cylindrical shell stationary installation that is positioned at explosion-proof chamber liftably is arranged on described explosion-proof chamber by lift cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743969 CN203037536U (en) | 2012-12-31 | 2012-12-31 | Pressure resistance and sealing performance air detection all-in-one machine for fire extinguisher barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743969 CN203037536U (en) | 2012-12-31 | 2012-12-31 | Pressure resistance and sealing performance air detection all-in-one machine for fire extinguisher barrel |
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| Publication Number | Publication Date |
|---|---|
| CN203037536U true CN203037536U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220743969 Expired - Fee Related CN203037536U (en) | 2012-12-31 | 2012-12-31 | Pressure resistance and sealing performance air detection all-in-one machine for fire extinguisher barrel |
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| Country | Link |
|---|---|
| CN (1) | CN203037536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076232A (en) * | 2012-12-31 | 2013-05-01 | 浙江瑞华机械有限公司 | Fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine and pressure resistance and tightness testing method |
| CN106768708A (en) * | 2017-01-12 | 2017-05-31 | 北京生泰消防装备有限公司 | It is a kind of for detect without pressure extinguishing device sealing vacuum tank and method |
-
2012
- 2012-12-31 CN CN 201220743969 patent/CN203037536U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103076232A (en) * | 2012-12-31 | 2013-05-01 | 浙江瑞华机械有限公司 | Fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine and pressure resistance and tightness testing method |
| CN103076232B (en) * | 2012-12-31 | 2015-06-03 | 浙江瑞华机械有限公司 | Fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine and pressure resistance and tightness testing method |
| CN106768708A (en) * | 2017-01-12 | 2017-05-31 | 北京生泰消防装备有限公司 | It is a kind of for detect without pressure extinguishing device sealing vacuum tank and method |
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Granted publication date: 20130703 Termination date: 20191231 |