CN105126577A - Acetylene gas purifying device for purifying acetylene and desorbing waste sodium hypochlorite - Google Patents

Acetylene gas purifying device for purifying acetylene and desorbing waste sodium hypochlorite Download PDF

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Publication number
CN105126577A
CN105126577A CN201510460733.8A CN201510460733A CN105126577A CN 105126577 A CN105126577 A CN 105126577A CN 201510460733 A CN201510460733 A CN 201510460733A CN 105126577 A CN105126577 A CN 105126577A
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CN
China
Prior art keywords
gas
acetylene
scrubber tower
tower device
clorox
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510460733.8A
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Chinese (zh)
Inventor
韦畅
梁帅宏
曾全意
黄山山
乔南湘
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGXI DELU TECHNOLOGY Co Ltd
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GUANGXI DELU TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by GUANGXI DELU TECHNOLOGY Co Ltd filed Critical GUANGXI DELU TECHNOLOGY Co Ltd
Priority to CN201510460733.8A priority Critical patent/CN105126577A/en
Publication of CN105126577A publication Critical patent/CN105126577A/en
Pending legal-status Critical Current

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Abstract

The invention provides an acetylene gas purifying device for purifying acetylene and desorbing waste sodium hypochlorite. The device is mainly composed of a scrubber tank device and a self-control system thereof. According to the gas distribution effect, the gas can be introduced into the scrubber tank from two ends, four ends, or a plurality of pipes; the gas inlets are connected to the main pipe of a gas distributor; the gas distributor comprises vertically and horizontally arranged gas distributing pipes; the main pipe is vertically arranged, the branch pipes are horizontally arranged, the branch pipes are evenly arranged on two horizontal sides of the main pipe and connected through flanges; upward air vents are evenly arranged in the main pipe and branch pipes, and downward liquid discharge holes are arranged on the main pipe and branch pipes. The top of the scrubber tank device is connected to a baffle plate through a reinforcing rib plate, the bottom is connected to an alkali-sealed liquid discharge tank through a pipeline, and the acetylene discharge pipeline is connected to an acetylene condensation and vacuumizing system. The device has a reasonable and novel structure, the technology is advanced, the safety design is improved, the automation degree is high, and the operation and maintenance are convenient. The problem that the equipment and pipelines are corroded by the acidic impurities in acetylene gas is solved; the service life of equipment is prolonged therefore, and the device can work safely and stably in a long term.

Description

Acetylene cleaning gives up, and clorox is de-analyses acetylene gas purifier
Technical field
The present invention relates to a kind of production equipment of acetylene, especially a kind of acetylene cleaning gives up, and clorox is de-analyses acetylene gas purifier.
Background technology
At present, the acetylene cleaning clorox comprehensive utilization technique that gives up effectively is applied in relevant enterprise, this technology takes off analysis method by vacuum and reclaims the acetylene gas dissolved in useless clorox, and be back to the composite of acetylene cleaning clorox after being processed further by the useless clorox after degassed, create good economic benefit and environmental benefit.After the useless clorox comprehensive utilization device of Some Enterprises runs a period of time, find that the pump housing, the supporting heat exchanger of water ring vacuum pump have leakage, Water-ring vacuum pump fluid is in acid on inspection, corrosion is created to the vacuum pump body and heat exchanger that adopt ordinary carbon steel material, as vavuum pump material is replaced with acidproof titanium material, equipment cost is higher, does not also have the etching problem of other equipment, pipeline in fundamentally resolution system simultaneously.
Our company carries out process optimization on the basis of existing useless time sodium comprehensive utilization device technology, analyze and find out the reason causing vavuum pump working solution meta-acid, formulate solution targetedly, fundamentally solve the problem of devices in system, corrosive pipeline, make that whole device is able to for a long time, even running.
Summary of the invention
The object of this invention is to provide a kind of acetylene cleaning and give up that clorox is de-analyses acetylene gas purifier, purify taking off the acetylene gas after separating out in useless clorox, after degassing tower, increase gas washing purification device, the impurity such as the acidity in removing acetylene gas, in the service life of extension device, device can be run for a long time, safely and smoothly.
The technical scheme that Bian of the present invention gets is:
This gas washing purifier is primarily of scrubber tower and robot control system(RCS) composition thereof, and scrubber tower internal structure is special, and gas distributor is housed, and is applicable to the gas purification under vacuum state.Fluid level control valve is installed, can automatically controls different washing lotion liquid levels according to different pressure demand, ensure gas washing effect.
A kind of acetylene cleaning gives up, and clorox is de-analyses acetylene gas purifier, comprise degassing tower, scrubber tower device, alkali envelope Drainage tank, acetylene gas inlet valve one, acetylene gas inlet valve two, washing lotion inlet valve, fluid level control valve, gas distributor, sieve plate, baffle plate, reinforcement gusset, useless time sodium inlet pipe road, useless time sodium discharge tube, acetylene outlet conduit, Liquid level overflow outlet, it is characterized in that:
(1) air inlet of scrubber tower device is divided into two air inlets, air inlet is responsible for gas distributor and is connected, and gas distributor adopts the mode of two ends air inlet, and structure is cross type gas distribution pipe, supervisor is vertical, arm is horizontal, and arm is evenly distributed on the horizontal both sides of gas distribution supervisor, with Flange joint, supervisor and arm upwards evenly begin to rehearse pore, evenly begin to rehearse downwards fluid apertures, and the aperture on supervisor is larger than arm, and percent opening is less than arm; Scrubber tower bottom of device is sealed Drainage tank by pipeline and alkali and is connected;
(2) above gas distributor, 0 ~ 50cm place is provided with sieve plate, and sieve plate face is 0-50cm from the height of washing lotion liquid level, is bolted in the gripper shoe in scrubber tower device;
(3) arrange baffle plate below gas outlet, scrubber tower device top, gusset is distributed between plate washer and scrubber tower gas outlet;
(4) device is provided with fluid level control valve;
(5) the discharging of waste liquid pipe mouth of pipe of scrubber tower bottom of device immerses below alkali envelope Drainage tank liquid level, forms fluid-tight, and scrubber tower device is installed vertical position difference and installed high more than 7 meters than alkali envelope Drainage tank.
Gas distributor is according to the gas distribution mode of the effect selection two ends of gas distribution, four ends or multitube, and qi-emitting hole diameter is between 1 ~ 20mm.
The spread pattern of sieve plate sieve aperture is equilateral triangle or isosceles triangle.
The shape of baffle plate is arc or annular, is baffle plate or perforated baffle.
Washing lotion in scrubber tower device, according to gas washing needs, is water, alkaline solution or organic solution.
Device is gas washing under negative-pressure vacuum state, and acetylene outlet conduit connects follow-up acetylene condensation and pumped vacuum systems.
Gas enters through scrubber tower device two air inlets, the abundant haptoreaction with washing lotion is made through the gas distribution of gas distributor and sieve plate and disturbance, the gas leaving washing lotion liquid level arrives gas outlet, scrubber tower device top behind the gap of gusset, and leave scrubber tower device, complete whole acetylene gas impurity purification process.
Advantage of the present invention or good effect:
This apparatus structure is rationally novel, advanced technology, safe design is perfect, automaticity is high, convenient operating maintenance, effectively can eliminate the contained acid impurity that waits of acetylene gas to the etching problem of follow-up system equipment, pipeline, extend the service life of equipment, device can be run for a long time, safely and smoothly.
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus of the present invention.
Mark in figure: 1-degassing tower, 2-scrubber tower device, 3-alkali envelope Drainage tank, 4-acetylene inlet valve one, 5-acetylene inlet valve two, 6-washing lotion inlet valve, 7-fluid level control valve, 8-gas distributor, 9-sieve plate, 10-baffle plate, 11-gusset, the useless time sodium inlet pipe road of 12-, the useless time sodium outlet conduit of 13-, 14-acetylene outlet conduit, 15-Liquid level overflow outlet.
Detailed description of the invention
This device comprises degassing tower 1, scrubber tower device 2, alkali envelope Drainage tank 3, acetylene gas inlet valve 1, acetylene gas inlet valve 25, washing lotion inlet valve 6, fluid level control valve 7, gas distributor 8, sieve plate 9, baffle plate 10, strengthens gusset 11, useless time sodium inlet pipe road 12, useless time sodium discharge tube 13, acetylene outlet conduit 14, Liquid level overflow outlet 15.
Useless time sodium inlet pipe road 12 connects degassing tower 1, then connects scrubber tower device 2 through pipeline.
The air inlet of scrubber tower device 2 is divided into two air inlets, and air inlet is responsible for gas distributor 8 and is connected, and gas distributor 8 adopts cross type gas distribution pipe, supervisor is vertical, and arm is horizontal, and arm is evenly distributed on the horizontal both sides of gas distribution supervisor, with Flange joint, be convenient to dismounting.Supervisor and arm upwards evenly begin to rehearse pore, and evenly begin to rehearse downwards fluid apertures, and the aperture on supervisor is larger than arm, and percent opening is less than arm; Seal Drainage tank 3 by pipeline and alkali bottom scrubber tower device 2 to be connected;
Above gas distributor 8,0 ~ 50cm place is provided with sieve plate 9, is bolted in the gripper shoe in scrubber tower device 2, and sieve plate 9, below washing lotion liquid level, can make acetylene gas follicular rupture disperse fully to contact with washing lotion, thus improve the mass-transfer efficiency of gas-liquid.The spread pattern of sieve aperture can be equilateral triangle or isosceles triangle.Gas distributor 8 the highest and the distance of sieve plate 9 bottom surface can be 0 to any data of 50cm, and sieve plate face can be any data of 0-50cm from the height of washing lotion liquid level, can design according to gas washing effect and scrubber tower device 2 pressure loss.
Scrubber tower device 2 top arranges baffle plate 10 below gas outlet, can play certain centrifugation to the gas-liquid mixture in scrubber tower device, and gusset 11 is distributed between plate washer 10 and scrubber tower device 2 gas outlet;
Device is provided with fluid level control valve 7; Not only can automatically control different washing lotion liquid levels according to different pressure demand, ensure gas washing effect, also can ensure the safety of scrubbing operations and the safety of equipment simultaneously.
The discharging of waste liquid pipe mouth of pipe bottom scrubber tower device 2 immerses below alkali envelope Drainage tank 3 liquid level, forms fluid-tight, and scrubber tower device 2 is installed vertical position difference and installed high more than 7 meters than alkali envelope Drainage tank 3.Can carry out arranging between scrubber tower and alkali envelope Drainage tank according to the operating pressure of scrubber tower device 2 design and be mounted opposite vertical position difference.
Gas distributor 8, according to the gas distribution mode of the effect selection two ends of gas distribution, four ends or multitube, improves the uniformity of gas distribution.Qi-emitting hole diameter is between 1 ~ 20mm.
The shape of baffle plate 10 is arc or annular, is baffle plate or perforated baffle.Baffle plate effectively can carry out gas-liquid separation, decreases liquid foam entrainment, improves the purity of acetylene gas further.
Scrubber tower device 2 can carry out washing, purifying to acetylene gas under negative-pressure vacuum condition, make scrubber tower realize vacuum be acetylene outlet conduit 14 connect follow-up acetylene condensation and pumped vacuum systems.
After the acetylene gas that useless clorox takes off precipitation enters into gas distributor 8 by acetylene gas inlet valve 1 and acetylene gas inlet valve 25, acetylene gas contact with gas washing washing lotion together from the qi-emitting hole of gas distributor 8 out, impurity in gas and washing lotion are fully contacted or are reacted, impurity is trapped in washing lotion, leave the gas after gas distributor 8 to continue to rise to sieve plate 9 in washing lotion, run into sieve plate plate washer in sieve plate 9 place gas bubbles to stop gas, form mixed flow disturbance, residual impurity in gas contacts more abundant with washing lotion, gas continues rise and pass washing lotion liquid level from sieve plate 9 sieve aperture, because scrubber tower device 2 device is in negative pressure state, gas is entrained with the wash droplet of part when leaving washing lotion liquid level, steam etc., gas-liquid mixed district is formed more than washing lotion liquid level, along with the rising of gas, partial drop again contacts to increase and becomes heavy, reach gravity decline and again fall into washing lotion.The setting of baffle plate 10 avoids bleeding point directly to take a large amount of drop and steam away facing to washing lotion liquid level, and gusset 11 is distributed between plate washer 10 and scrubber tower device 2 device gas outlet.Gas arrives gas outlet, scrubber tower device 2 device top behind the gap of gusset 11, and leaves scrubber tower device 2 device, completes whole acetylene gas impurity purification process.
Embodiment:
Send in degassing tower 1 by useless time sodium inlet pipe road 12 after useless time sodium is preheated to 45 DEG C ~ 60 DEG C, useless time sodium flash distillation under degassing tower vacuum state, boiling thus produce a large amount of water vapours, most of solubilised state acetylene also constantly discharges from useless time sodium.The acetylene gas discharged is connected respectively to acetylene gas inlet valve one and the acetylene gas inlet valve two at gas distributor two ends by main pipeline, acetylene gas is fully contacted with there being the washing lotion of certain liquid level with the form of bubbling by pore equally distributed on gas distributor, top placed sieve plate with gas distributor, sieve plate is placed in washing lotion, sieve plate makes from gas distributor bubbles burst out, form certain disturbance, thus improve the mass-transfer efficiency of gas-liquid.Acetylene gas after washing, purifying is connected to acetylene condensation and pumped vacuum systems after being discharged by the acetylene outlet conduit 14 at scrubber tower device top, and baffle plate effectively can carry out drop trapping, decreases liquid foam entrainment, improves the purity of acetylene gas further.Scrubber tower bottom of device is then sealed Drainage tank by pipeline and alkali and is connected, and can control discharge opeing when normal level by alkali envelope Drainage tank, and the scrubber tower for negative pressure work gets up the effect of fluid-tight, avoids air from discharging tube leaking-in air.

Claims (6)

1. acetylene cleaning gives up, and clorox is de-analyses an acetylene gas purifier, it is characterized in that:
the air inlet of scrubber tower device (2) is divided into two air inlets, air inlet is responsible for gas distributor (8) and is connected, and gas distributor (8) adopts the mode of two ends air inlet, and structure is cross type gas distribution pipe, supervisor is vertical, arm is horizontal, and arm is evenly distributed on the horizontal both sides of gas distribution supervisor, with Flange joint, supervisor and arm upwards evenly begin to rehearse pore, evenly begin to rehearse downwards fluid apertures, and the aperture on supervisor is larger than arm, and percent opening is less than arm; Scrubber tower device (2) bottom is sealed Drainage tank (3) by pipeline and alkali and is connected;
in gas distributor (8) top, 0 ~ 50cm place is provided with sieve plate (9), and sieve plate face is 0-50cm from the height of washing lotion liquid level, is bolted in the gripper shoe in scrubber tower device (2);
arrange baffle plate (10) below scrubber tower device (2) gas outlet, top, gusset (11) is distributed between plate washer (10) and scrubber tower device (2) gas outlet;
scrubber tower device (2) is provided with fluid level control valve (7);
the discharging of waste liquid pipe mouth of pipe of scrubber tower device (2) bottom immerses below alkali envelope Drainage tank (3) liquid level, forms fluid-tight, and scrubber tower device (2) installation vertical position difference seals Drainage tank (3) than alkali and installs high more than 7 meters.
2. acetylene cleaning according to claim 1 gives up, and clorox is de-analyses acetylene gas purifier, it is characterized in that: gas distributor (8) is according to the gas distribution mode of the effect selection two ends of gas distribution, four ends or multitube, and qi-emitting hole diameter is between 1 ~ 20mm.
3. acetylene cleaning according to claim 1 gives up, and clorox is de-analyses acetylene gas purifier, it is characterized in that: the spread pattern of sieve plate (9) sieve aperture is equilateral triangle or isosceles triangle.
4. acetylene cleaning according to claim 1 gives up, and clorox is de-analyses acetylene gas purifier, and it is characterized in that: the shape of baffle plate (10) is arc or annular, is baffle plate or perforated baffle.
5. acetylene cleaning according to claim 1 gives up, and clorox is de-analyses acetylene gas purifier, it is characterized in that: the washing lotion in scrubber tower device (2), according to gas washing needs, is water, alkaline solution or organic solution.
6. acetylene cleaning according to claim 1 gives up, and clorox is de-analyses acetylene gas purifier, and it is characterized in that: device is gas washing under negative-pressure vacuum state, acetylene outlet conduit (14) connects follow-up acetylene condensation and pumped vacuum systems.
CN201510460733.8A 2015-07-31 2015-07-31 Acetylene gas purifying device for purifying acetylene and desorbing waste sodium hypochlorite Pending CN105126577A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105736943A (en) * 2016-03-16 2016-07-06 山东康宝生化科技有限公司 Vacuum pump tail gas anti-static, fireproof and explosion-proof conveying device and method
CN108815927A (en) * 2018-06-12 2018-11-16 哈尔滨工程大学 A kind of multifunctional wide flow high efficiency gas-liquid separation device that gravity is combined with centrifugation technique

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1386567A (en) * 2002-03-29 2002-12-25 上海烟草(集团)公司 Process for removing PH3 from residual gas after fumigant insect killing
CN201399314Y (en) * 2008-12-26 2010-02-10 九江学院 Impinging stream exhaust absorbing and filtering device
CN202400987U (en) * 2011-12-08 2012-08-29 青海宜化化工有限责任公司 Cleaning system of acetylene gas
CN103055680A (en) * 2012-12-22 2013-04-24 天津天雷科技有限公司 Bubbler with novel structure
CN103342435A (en) * 2013-07-30 2013-10-09 广西德陆科技有限公司 Comprehensive utilization device of acetylene purification waste sodium hypochlorite
CN204275801U (en) * 2014-12-09 2015-04-22 江西晨光新材料有限公司 Breather pipe bubble type acetylene gas purifier

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1386567A (en) * 2002-03-29 2002-12-25 上海烟草(集团)公司 Process for removing PH3 from residual gas after fumigant insect killing
CN201399314Y (en) * 2008-12-26 2010-02-10 九江学院 Impinging stream exhaust absorbing and filtering device
CN202400987U (en) * 2011-12-08 2012-08-29 青海宜化化工有限责任公司 Cleaning system of acetylene gas
CN103055680A (en) * 2012-12-22 2013-04-24 天津天雷科技有限公司 Bubbler with novel structure
CN103342435A (en) * 2013-07-30 2013-10-09 广西德陆科技有限公司 Comprehensive utilization device of acetylene purification waste sodium hypochlorite
CN204275801U (en) * 2014-12-09 2015-04-22 江西晨光新材料有限公司 Breather pipe bubble type acetylene gas purifier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105736943A (en) * 2016-03-16 2016-07-06 山东康宝生化科技有限公司 Vacuum pump tail gas anti-static, fireproof and explosion-proof conveying device and method
CN108815927A (en) * 2018-06-12 2018-11-16 哈尔滨工程大学 A kind of multifunctional wide flow high efficiency gas-liquid separation device that gravity is combined with centrifugation technique

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Application publication date: 20151209

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