CN207520623U - A kind of tower bottom of rectifying tower fluid level control device - Google Patents

A kind of tower bottom of rectifying tower fluid level control device Download PDF

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Publication number
CN207520623U
CN207520623U CN201721520634.5U CN201721520634U CN207520623U CN 207520623 U CN207520623 U CN 207520623U CN 201721520634 U CN201721520634 U CN 201721520634U CN 207520623 U CN207520623 U CN 207520623U
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CN
China
Prior art keywords
floating ball
tower
guard
tower body
fluid level
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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.)
Expired - Fee Related
Application number
CN201721520634.5U
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Chinese (zh)
Inventor
张彦
吴越
杨洋
卫东
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SUQIAN DEWEICHEMICAL CO Ltd
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SUQIAN DEWEICHEMICAL CO Ltd
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Priority to CN201721520634.5U priority Critical patent/CN207520623U/en
Application granted granted Critical
Publication of CN207520623U publication Critical patent/CN207520623U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of tower bottom of rectifying tower fluid level control devices, including base ring, the upper end of the base ring is provided with tower body, and it is provided with electric controller on the circumferential surface of base ring, discharging circulation pipe is provided among the lower end of the tower body, and it is provided with steam (vapor) outlet among the upper end of tower body, the lower end of the discharging circulation pipe is provided with control valve, the interior lower end of the tower body is provided with floating ball stent, floating ball is provided on the vertical direction circumferential surface of the floating ball stent, the beneficial effects of the utility model are:The utility model floating ball is corresponded with the position of guard, and floating ball is mounted on the inside of guard, floating ball is surrounded by guard, when the media impingement liquid level to fall in tower reactor, guard slows down the slosh fluctuated caused by the medium of whereabouts around floating ball, so that the liquid level around floating ball is stablized relatively, increase floating ball and survey liquid level accuracy, ensure the quality of product.

Description

A kind of tower bottom of rectifying tower fluid level control device
Technical field
The utility model belongs to rectifying column technical field, and in particular to a kind of tower bottom of rectifying tower fluid level control device.
Background technology
Rectifying column is a kind of tower vapor-liquid contacting apparatus for carrying out rectifying.There are plate column and two kinds of main Types of packed tower, Continuous rectifying tower and batch fractionating tower can be divided into according to mode of operation again.Steam is entered by bottom of towe.The gas phase evaporated and decline Liquid carries out counter current contacting, and during two are in contact, volatile (low boiling point) component in lower descending liquid is constantly shifted into gas phase, gas phase In difficult volatilization (higher boiling) component constantly shift in downward descending liquid, gas phase is cured closer to tower top, volatile components concentration Height, and lower descending liquid is closer to bottom of towe, difficult volatile component then more enrichment, so as to achieve the purpose that component detaches.Risen by tower top Gas phase enter condenser, a part for the liquid of condensation returns to tower top as phegma and enters in rectifying column, remaining part Then taken out as distillate.The liquid of bottom of towe outflow, a part therein are sent into reboiler, and heating evaporation returns to tower into gas phase In, another part liquid takes out as kettle raffinate.The basic principle of principles of rectification distillation is by the multiple part gas of liquid mixture Change and partial condensation utilize the characteristic of wherein each component volatility different (relative volatility, α), realize the unit of separation purpose Operation.Distillation can be divided into according to its operating method:Simple distillation, flash distillation, rectifying and special extract rectification etc..
The fluid level control device of the prior art has the following problems:The medium to fall in tower reactor has impact to liquid level, makes liquid Face is fluctuated, and interferes the operation of float ball liquid level sensor, and surveyed liquid level is not allowed, and the size of produced quantity cannot be controlled well System influences the quality of product.
Utility model content
The purpose of this utility model is to provide a kind of tower bottom of rectifying tower fluid level control device, to solve above-mentioned background technology Problem is not allowed in the level control of middle proposition.
To achieve the above object, the utility model provides following technical solution:A kind of tower bottom of rectifying tower fluid level control device, Including base ring, the upper end of the base ring is provided with tower body, and electric controller is provided on the circumferential surface of base ring, institute It states and discharging circulation pipe is provided among the lower end of tower body, and steam (vapor) outlet is provided among the upper end of tower body, the discharging cycle The lower end of pipe is provided with control valve, and the interior lower end of the tower body is provided with floating ball stent, the vertical direction of the floating ball stent Floating ball is provided on circumferential surface, and guard is provided in the vertical direction of floating ball stent, the upper end setting of the floating ball stent There is steam inlet tube, the bosom of the tower body is provided with collection pendular ring, and the upper and lower ends of the collection pendular ring are both provided with filler, The upper end of the filler is provided with hold-down grid, and the lower end of filler is provided with support plate, the upper end setting of the hold-down grid There is liquid distribution trough, the lower end of the support plate is provided with supporting rack, and the circumferential surface upper end of the tower body is provided with condenser Flow back liquid pipe, and feed pipe is provided with below the condenser reflux liquid pipe.
Preferably, the steam inlet tube is provided with gap below one end of floating ball stent.
Preferably, the floating ball is corresponded with the position of guard, and floating ball is mounted on the inside of guard.
Preferably, the condenser reflux liquid pipe corresponds, and cold with the position of the liquid distribution trough of collection pendular ring upper end Condenser reflux liquid pipe is connect with collecting the liquid distribution trough of pendular ring upper end by conduit.
Preferably, the collection pendular ring is corresponded with the position of feed pipe, and collects pendular ring with collecting the liquid point of pendular ring lower end Cloth device is connected by conduit.
Preferably, the control valve and floating ball are electrically connected with electric controller.
Compared with prior art, the beneficial effects of the utility model are:
1st, the utility model floating ball is corresponded with the position of guard, and floating ball is mounted on the inside of guard, and guard will be floating Ball is surrounded, and when the media impingement liquid level to fall in tower reactor, guard slows down around floating ball the wave caused by the medium of whereabouts Dynamic slosh so that the liquid level around floating ball is stablized relatively, increases floating ball and surveys liquid level accuracy, ensures the matter of product Amount;
2nd, being used cooperatively for the utility model control valve, floating ball, guard and electric controller ensures that liquid level is kept in tower reactor Stablize relatively, equipment product quality caused by tower reactor fluid change is excessive is avoided to decline.
Description of the drawings
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the front view of the utility model;
Fig. 3 is structure diagram at the A of the utility model;
In figure:1st, base ring;2nd, control valve;3rd, electric controller;4th, discharge circulation pipe;5th, steam inlet tube;6th, it supports Plate;7th, supporting rack;8th, filler;9th, hold-down grid;10th, liquid distribution trough;11st, collect pendular ring;12nd, tower body;13rd, steam (vapor) outlet;14、 Condenser reflux liquid pipe;15th, feed pipe;16th, floating ball stent;17th, guard;18th, floating ball.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides following technical scheme:A kind of tower bottom of rectifying tower fluid level control device, packet Base ring 1 is included, the upper end of base ring 1 is provided with tower body 12, and electric controller 3, tower are provided on the circumferential surface of base ring 1 Discharging circulation pipe 4 is provided among the lower end of body 12, and steam (vapor) outlet 13 is provided among the upper end of tower body 12, discharge circulation pipe 4 lower end is provided with control valve 2, and the interior lower end of tower body 12 is provided with floating ball stent 16, the vertical direction circle of floating ball stent 16 It is provided with floating ball 18, control valve 2 and floating ball 18 in perimeter surface to be electrically connected with electric controller 3, the position of floating ball 18 and guard 17 It puts and corresponds, and floating ball 18 is mounted on the inside of guard 17, and guard 17 is made to surround floating ball 18, slows down liquid fluctuating to floating ball 18 influence, and guard 17 is provided in the vertical direction of floating ball stent 16, the upper end of floating ball stent 16 is provided with steam inlet Pipe 5, steam inlet tube 5 are provided with gap below one end of floating ball stent 16, steam are made to impact downwards, equal to upper diffusion Even, the bosom of tower body 12 is provided with collection pendular ring 11, and collection pendular ring 11 is corresponded with the position of feed pipe 15, and collects pendular ring 11 It is connect with the liquid distribution trough 10 of 11 lower end of collection pendular ring by conduit, the upper and lower ends of collection pendular ring 11 are both provided with filler 8, filler 8 upper end is provided with hold-down grid 9, and the lower end of filler 8 is provided with support plate 6, and the upper end of hold-down grid 9 is provided with liquid point Cloth device 10, the lower end of support plate 6 are provided with supporting rack 7, and the circumferential surface upper end of tower body 12 is provided with condenser reflux liquid pipe 14, Condenser reflux liquid pipe 14 corresponds, and condenser reflux liquid pipe 14 with the position of the liquid distribution trough 10 of 11 upper end of collection pendular ring It is connect with the liquid distribution trough 10 of 11 upper end of collection pendular ring by conduit, the lower section of condenser reflux liquid pipe 14 is provided with feed pipe 15。
Control valve 2 in the utility model is the extensive utilization having disclosed and the known technology of daily life, control valve It is made of two main sub-assemblies:Valve body sub-assembly and executing agency's sub-assembly(Or actuator system), it is divided into four big systems Row:Single seat series of control valves, two-seater series of control valves, sleeve series of control valves and self-operated type series of control valves;Control valve 2 to Control the folding size of valve port.
Electric controller 3 is the extensive utilization having disclosed and the known technology of daily life in the utility model, purposes The mainly automatic control device for valve of chemical.
Liquid distribution trough 10 is the extensive utilization having disclosed and the known technology of daily life in the utility model, liquid Distributor is internals extremely crucial in packed tower, and effect is liquid to be carried out at the top of filler or in a certain height uniformly just Begin to be distributed or redistribute, for improving the active surface of mass transfer, heat transfer, improve alternate contact, so as to improve the efficiency of tower, in order to The enlarge-effect caused by the bad distribution of liquid is reduced, gives full play to the efficiency of filler, it is necessary to which liquid is installed in packed tower Body distributor is distributed evenly in liquid at the top of packing layer, and the quality of liquid initial distribution not only affects the mass transfer of filler Efficiency, but also the operating flexibility of filler can be had an impact.
The operation principle and process for using of the utility model:After the utility model installs, design is powered, and guard 17 will Floating ball 18 surrounds, and guard 17 slows down the slosh that 18 surrounding of floating ball fluctuates caused by the medium of whereabouts, and it is high that floating ball 18 detects liquid level Detection signal is transmitted in electric controller 3 by degree, and the output signal that liquid level increases electric controller 3 increases, and control valve 2 is opened Greatly, tower reactor produced quantity increases, and liquid level is fallen after rise;The output signal that liquid level reduces electric controller 3 is reduced, and control valve 2 turns down, tower reactor Produced quantity is reduced, and liquid level gos up, so as to control tower bottoms face height.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of tower bottom of rectifying tower fluid level control device, including base ring(1), it is characterised in that:The base ring(1)Upper end It is provided with tower body(12), and base ring(1)Circumferential surface on be provided with electric controller(3), the tower body(12)Lower end Centre is provided with discharging circulation pipe(4), and tower body(12)Upper end among be provided with steam (vapor) outlet(13), the discharging circulation pipe (4)Lower end be provided with control valve(2), the tower body(12)Interior lower end be provided with floating ball stent(16), the floating ball branch Frame(16)Vertical direction circumferential surface on be provided with floating ball(18), and floating ball stent(16)Vertical direction on be provided with guard (17), the floating ball stent(16)Upper end be provided with steam inlet tube(5), the tower body(12)Bosom be provided with collection Pendular ring(11), the collection pendular ring(11)Upper and lower ends be both provided with filler(8), the filler(8)Upper end be provided with filler Pressing plate(9), and filler(8)Lower end be provided with support plate(6), the hold-down grid(9)Upper end be provided with liquid distribution trough (10), the support plate(6)Lower end be provided with supporting rack(7), the tower body(12)Circumferential surface upper end be provided with condensation Device reflux liquid pipe(14), the condenser reflux liquid pipe(14)Lower section be provided with feed pipe(15).
2. a kind of tower bottom of rectifying tower fluid level control device according to claim 1, it is characterised in that:The steam inlet tube (5)Close to floating ball stent(16)One end below be provided with gap.
3. a kind of tower bottom of rectifying tower fluid level control device according to claim 1, it is characterised in that:The floating ball(18)With Guard(17)Position correspond, and floating ball(18)Mounted on guard(17)Inside.
4. a kind of tower bottom of rectifying tower fluid level control device according to claim 1, it is characterised in that:The condenser reflux Liquid pipe(14)With collecting pendular ring(11)The liquid distribution trough of upper end(10)Position correspond, and condenser reflux liquid pipe(14)With Collect pendular ring(11)The liquid distribution trough of upper end(10)It is connected by conduit.
5. a kind of tower bottom of rectifying tower fluid level control device according to claim 1, it is characterised in that:The collection pendular ring(11) With feed pipe(15)Position correspond, and collect pendular ring(11)With collecting pendular ring(11)The liquid distribution trough of lower end(10)By leading Pipe connects.
6. a kind of tower bottom of rectifying tower fluid level control device according to claim 1, it is characterised in that:The control valve(2) And floating ball(18)With electric controller(3)It is electrically connected.
CN201721520634.5U 2017-11-15 2017-11-15 A kind of tower bottom of rectifying tower fluid level control device Expired - Fee Related CN207520623U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721520634.5U CN207520623U (en) 2017-11-15 2017-11-15 A kind of tower bottom of rectifying tower fluid level control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721520634.5U CN207520623U (en) 2017-11-15 2017-11-15 A kind of tower bottom of rectifying tower fluid level control device

Publications (1)

Publication Number Publication Date
CN207520623U true CN207520623U (en) 2018-06-22

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CN201721520634.5U Expired - Fee Related CN207520623U (en) 2017-11-15 2017-11-15 A kind of tower bottom of rectifying tower fluid level control device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110483231A (en) * 2019-08-21 2019-11-22 东营市科德化工有限公司 A kind of energy-saving and environment-friendly isooctane purification tower

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110483231A (en) * 2019-08-21 2019-11-22 东营市科德化工有限公司 A kind of energy-saving and environment-friendly isooctane purification tower

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180622

Termination date: 20191115

CF01 Termination of patent right due to non-payment of annual fee