CN203663646U - Combined type gas-liquid separator for catalyst production device - Google Patents

Combined type gas-liquid separator for catalyst production device Download PDF

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Publication number
CN203663646U
CN203663646U CN201420010487.7U CN201420010487U CN203663646U CN 203663646 U CN203663646 U CN 203663646U CN 201420010487 U CN201420010487 U CN 201420010487U CN 203663646 U CN203663646 U CN 203663646U
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China
Prior art keywords
liquid separator
combined type
demister
type gas
silk screen
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Expired - Lifetime
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CN201420010487.7U
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Chinese (zh)
Inventor
邓春华
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CHANGLING PETRO CHEMICAL ENGINEERING DESIGN Co Ltd
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CHANGLING PETRO CHEMICAL ENGINEERING DESIGN Co Ltd
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Priority to CN201420010487.7U priority Critical patent/CN203663646U/en
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Publication of CN203663646U publication Critical patent/CN203663646U/en
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Abstract

The utility model relates to a combined type gas-liquid separator for a catalyst production device. The combined type gas-liquid separator comprises a swirling plate demister and a wire mesh demister, wherein the swirling plate demister is fixed on the inner wall of a tower by a fixing ring and a supporting ring and comprises a cylinder consisting of an inner cylinder and an outer cylinder, a blind plate and blades, air flow rises from the tower bottom, and large mist droplets are thrown and separated by the blades; and the wire mesh demister is fixed on the inner wall of the tower by a gland and a supporting piece and comprises wire mesh blocks formed by mutually connecting grating plates and wire meshes, small mist droplets form large liquid drops on the wire meshes due to absorption force and gravity, and the large liquid drops fall down and are separated. The combined type gas-liquid separator can separate large and small entrainment in gas, and gas film forming rate and pressure drop are reduced; and the operation conditions are improved, the technical index is optimized, the equipment corrosion is reduced, the service life is prolonged, the treatment capacity is increased, valuable materials are recycled, and the gas-liquid separator is made of a nonmetal material, and is simple in structure, small in size, high in demisting efficiency and convenient to mount, operate and maintain.

Description

A kind of Catalyst Plant combined type gas-liquid separator
Technical field
The utility model relates to gas-liquid separator, refers in particular to a kind of Catalyst Plant combined type gas-liquid separator.
Background technology
At present, the equipment such as the various absorption towers in domestic Catalyst Plant all need to utilize woven wire demister that the liquid phase of carrying secretly in air-flow is removed, and then gas just can enter next technological process.But the separating power of woven wire demister is to remove the droplet of 3~5 μ m, for the high air-flow of liquid content, woven wire demister just easily causes liquid conjunctiva rate high, and gas pressure drop is large; Secondly woven wire is generally stainless steel, and manufacturing cost is also high.
Summary of the invention
The purpose of this utility model is in addition improvement and bring new ideas of the shortcoming existing in background technology and problem, provides one to enhance productivity, and the Catalyst Plant combined type gas-liquid separator of strengthening gas-liquid separation effect.
The technical solution of the utility model is a kind of Catalyst Plant combined type gas-liquid separator being made up of spiral board demister and the wire mesh demister that is arranged on spiral board demister top of structure, wherein:
Described spiral board demister is fixed on tower inwall by retainer ring and support ring, it comprise formed by urceolus and inner core and be arranged on the cylindrical shell between retainer ring and support ring, be arranged on the blind plate on inner core, and being fixed on the blade between urceolus and inner core, air-flow rises at the bottom of by tower, by blade, droplet large particle diameter is got rid of separation;
Described wire mesh demister is fixed on tower inwall by gland and support member, it comprises by flase floor and silk screen and interconnects the silk screen piece forming, silk screen piece is arranged between gland and support member, and the droplet that particle diameter is little forms large droplets fall and separates on silk screen with gravity by absorption affinity.
Advantage of the present utility model and beneficial effect:
The mist of the large and small particle diameter in the separable gas of the utility model, reduces gas conjunctiva rate and pressure drop, and improves operating condition; Optimization Technology index, reduces equipment corrosion, extension device service life; increase treating capacity and reclaim valuable material, protection of the environment, reduces atmosphere pollution etc.The utility model is all non-metallic material manufacture, and volume simple in structure is little, and foam removal efficiency is high, and resistance is little, lightweight, installation, operation, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram.
Fig. 2 is the utility model spiral board demister assembling front view.
Fig. 3 is Fig. 2 top view.
Fig. 4 is the utility model wire mesh demister assembling front view.
Fig. 5 is Fig. 4 top view.
The specific embodiment
From Fig. 1 to 3, the utility model is made up of spiral board demister 12 and the wire mesh demister 13 that is arranged on spiral board demister 12 tops, wherein:
Described spiral board demister 12 is fixed on tower inwall by retainer ring 7 and support ring 5, it comprises by urceolus 1 and inner core 4 that form and be arranged on the cylindrical shell between retainer ring 7 and support ring 5, be arranged on the blind plate 3 on inner core 4, and being fixed on the blade 2 between urceolus 1 and inner core 4, air-flow rises at the bottom of by tower, by blade 2, droplet large particle diameter is got rid of separation;
Described wire mesh demister 13 is fixed on tower inwall by gland 8 and support member 9, it comprises by flase floor 10 and silk screen 11 and interconnects the silk screen piece forming, silk screen piece is arranged between gland 8 and support member 9, and the droplet that particle diameter is little forms large droplets fall and separates on silk screen 11 with gravity by absorption affinity.
Blade 2 described in the utility model is installed with ɑ angle.
Retainer ring 7 described in the utility model and support ring 5 are spacing by limiting plate 6.
Spiral board demister 12 materials described in the utility model are polytetrafluoroethylene (PTFE).
The material of gland 8 described in the utility model, support member 9 and flase floor 10 is RPP, and described silk screen 11 materials are enhanced polyethylene.
Operation principle of the present utility model:
The utility model is combined by spiral board demister 12 and the wire mesh demister 13 of upper and lower two-layer different structure form.Gas with mist rises with certain speed at the bottom of tower, and during by lower floor's spiral board demister 12 blade, air-flow produces rotation and centrifugal motion, and because mist is different from the proportion of air-flow, centrifugal force suffered in the time of High Rotation Speed is also just different.Heavy mist centrifugal force will be than large many of the centrifugal force of air-flow, and the droplet that particle diameter is large is just thrown toward tower wall and is adsorbed on Ta Bishang, and droplet is subject to Action of Gravity Field along tower wall toward dirty; Along with air-flow continues, rotation is past rises the little droplet of particle diameter.The droplet of the particle diameter removed of spiral board demister more than 10 μ m, separative efficiency can reach 90% ~ 99%, and gas also only has 1000 ~ 4000Pa by the pressure drop of spiral board.In the time that the gas with mist rises by upper strata wire mesh demister 13 with certain speed, due to the effect of inertia of mist rising, mist and silk screen filament collide and are attached in filament surfaces, the diffusion of mist in filament surfaces, the gravitational settling of mist, make the larger drop of mist formation flow to the interface point of two rhizoids along filament, the wettability of filament, the surface tension of liquid and the capillarity of filament, make drop increasing, until the gravity that the drop of assembling produces to himself greatly exceed the climbing power of gas and surface tension of liquid with joint efforts time, drop just separates from filament.Gas, by after wire mesh demister, does not basically contain mist, the mist of wire mesh demister to particle diameter >=3 ~ 5um, and arresting efficiency reaches 98% ~ 99.8%, and gas is very little by the Pressure Drop of demister, only has 250 ~ 500Pa, is conducive to improve the production efficiency of equipment.
Spiral board demister 12 is made up of urceolus 1, blade 2, inner core 4, blind plate 3, support ring 5, limiting plate 6 and retainer ring 7.Blade 2 is fixed between urceolus 1 and inner core 2, installs with certain tilt angle alpha, changes the flow direction of air-flow; Urceolus 1 is arranged between support ring 5 and retainer ring 7; Retainer ring 7 is fixed on tower inwall with support ring 5, spacing and definite installation site by limiting plate 6.Whole spiral board demister 12 adopts polytetrafluoroethylene (PTFE) material, and this material has the feature of antiacid alkali resistant, anti-various organic solvents, is dissolved in hardly all solvents.Meanwhile, polytetrafluoroethylene (PTFE) has resistant to elevated temperatures feature, and its coefficient of friction is extremely low, is the material of surface tension minimum in solid material, does not adhere to any material, can effectively control the pressure drop of air-flow.The material behavior of polytetrafluoroethylene (PTFE) can meet the technique instructions for use in Catalyst Plant, and low price, can effectively reduce investment.
Wire mesh demister 13 is made up of gland 8, support member 9, flase floor 10, silk screen 11.Several flase floors 10 are interconnected to silk screen piece with silk screen 11, and the specification of silk screen piece will be controlled at and can come in and go out from manhole, to facilitate installation.Silk screen piece is arranged between gland 8 and support member 9, and gland 8 and support member 9 are fixed on tower inwall.The material of silk screen 11 adopts block polyethylene, and the material of gland 8, support member 9 and flase floor 10 is RPP.Compared with metal material, the feature such as RPP has that density is low, lightweight, specific strength is high, corrosion-resistant, easy-formation; Stick with paste compared with fiberglass with hand, the characteristic of it has feature, the especially reproducible utilizations such as molding cycle is short, impact flexibility good, reproducible utilization makes these materials have more wide application prospect in today of environmental requirement increasingly stringent.
Embodiment described in the utility model is only the description that preferred embodiment of the present utility model is carried out; not the utility model design and scope are limited; do not departing under the prerequisite of the utility model design philosophy; various modification and improvement that in this area, engineers and technicians make the technical solution of the utility model; all should fall into protection domain of the present utility model; the technology contents of the utility model request protection, has all been documented in claims.

Claims (5)

1. a Catalyst Plant combined type gas-liquid separator, is characterized in that being made up of spiral board demister (12) and the wire mesh demister (13) that is arranged on spiral board demister (12) top, wherein:
Described spiral board demister (12) is fixed on tower inwall by retainer ring (7) and support ring (5), it comprise formed by urceolus (1) and inner core (4) and be arranged on the cylindrical shell between retainer ring (7) and support ring (5), be arranged on the blind plate (3) on inner core (4), and being fixed on the blade (2) between urceolus (1) and inner core (4), air-flow rises at the bottom of by tower, by blade (2), droplet large particle diameter is got rid of separation;
Described wire mesh demister (13) is fixed on tower inwall by gland (8) and support member (9), it comprises by flase floor (10) and silk screen (11) and interconnects the silk screen piece forming, silk screen piece is arranged between gland (8) and support member (9), and the droplet that particle diameter is little separates in the large droplets fall of the upper formation of silk screen (11) with gravity by absorption affinity.
2. Catalyst Plant according to claim 1 combined type gas-liquid separator, the blade (2) described in it is characterized in that is installed with ɑ angle.
3. Catalyst Plant according to claim 1 combined type gas-liquid separator, is characterized in that described retainer ring (7) and support ring (5) are spacing by limiting plate (6).
4. Catalyst Plant according to claim 1 combined type gas-liquid separator, is characterized in that described spiral board demister (12) material is polytetrafluoroethylene (PTFE).
5. Catalyst Plant according to claim 1 combined type gas-liquid separator, is characterized in that the material of described gland (8), support member (9) and flase floor (10) is RPP, and described silk screen (11) material is enhanced polyethylene.
CN201420010487.7U 2014-01-08 2014-01-08 Combined type gas-liquid separator for catalyst production device Expired - Lifetime CN203663646U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420010487.7U CN203663646U (en) 2014-01-08 2014-01-08 Combined type gas-liquid separator for catalyst production device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420010487.7U CN203663646U (en) 2014-01-08 2014-01-08 Combined type gas-liquid separator for catalyst production device

Publications (1)

Publication Number Publication Date
CN203663646U true CN203663646U (en) 2014-06-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105032087A (en) * 2015-04-08 2015-11-11 华南理工大学 Windmill-tubular condensing-type demister and demisting method thereof
CN109999568A (en) * 2019-02-25 2019-07-12 杭州力久高分子材料科技有限公司 Gas-liquid separator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105032087A (en) * 2015-04-08 2015-11-11 华南理工大学 Windmill-tubular condensing-type demister and demisting method thereof
CN109999568A (en) * 2019-02-25 2019-07-12 杭州力久高分子材料科技有限公司 Gas-liquid separator

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Granted publication date: 20140625