CN2207865Y - Reflex ratio controller - Google Patents
Reflex ratio controller Download PDFInfo
- Publication number
- CN2207865Y CN2207865Y CN 94200776 CN94200776U CN2207865Y CN 2207865 Y CN2207865 Y CN 2207865Y CN 94200776 CN94200776 CN 94200776 CN 94200776 U CN94200776 U CN 94200776U CN 2207865 Y CN2207865 Y CN 2207865Y
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- reflux ratio
- dividing plate
- bucket
- aperture
- relative position
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides a pinhole efflux type and a transverse slot efflux type reflux ratio control unit with simple structure and accurate metering for a distillation tower which is provided with a divided mask baffle attached with a drive mechanism, which can be arranged inside or outside a tower and can change the reflux ratio. The reflux ratio control unit provided by the utility model has two types of structures: one structure is a pinhole efflux reflux ratio control unit which is provided with a divided mask baffle attached with a drive mechanism, and the other structure is a transverse slot efflux reflux ratio control unit which is provided with a divided mask baffle attached with a drive mechanism.
Description
The utility model belongs to one of parts of destilling tower in the Chemical Manufacture.
Distillation procedure in the chemical industry is one of important unit operations of Chemical Manufacture.In the distillation procedure process, factors such as concrete composition requirement according to composition and the raffinate and the product of material liquid, the operating parameter of decision distillation, in batch distillation or continuous still operating process, often need be by adjusting the operating parameter that reflux ratio realizes destilling tower.The ratio of capacity of returns and quantum of output is called reflux ratio in destilling tower, if quantum of output be zero (also claiming infinite reflux) then reflux ratio for infinitely great, in practical operation, often will be by calculating the suitable reflux ratio of decision.
In the distillation procedure process, often adopt the reflux ratio of a fixed structure to distribute control device, realize refluxing in the distillation procedure process and stable allocation that two strands of liquid of output flow, otherwise can influence even the stable operation of destructive distillation process.But in present many distillation procedures, distribute control device owing to lack desirable reflux ratio, tend to occur refluxing and two bursts of liquid flow distribution instabilities of output, measure inaccurately, drawbacks such as operating difficulties cause destilling tower to be difficult to the realization stable operation.
The purpose of this utility model is to create a kind of being installed in also can be installed in outer simple in structure of tower in the tower, and accurate measurement can change the reflux ratio controller that the aperture with separating device and transmission mechanism flows out or flow out the transverse slot of reflux ratio arbitrarily.According to the overhead vapours condensate liquid is realized that by part flow arrangement backflow and two strands of liquid of output flow the imagination of stable allocation, propose the reflux ratio controller of two kinds of different structures.One is to have to separate to hide aperture outflow or the reflux ratio controller that dividing plate has transmission mechanism, and another is to have separation to hide the transverse slot outflow formula reflux ratio controller of dividing plate with transmission mechanism.
Fig. 1 has to separate to hide dividing plate flows out the formula reflux ratio controller with the aperture of transmission mechanism plan structure schematic diagram;
Fig. 2 has to separate to hide dividing plate flows out the formula reflux ratio controller with the aperture of transmission mechanism the structural representation of facing;
Fig. 3 has to separate to hide dividing plate flows out the formula reflux ratio controller with the transverse slot of transmission mechanism plan structure schematic diagram;
Fig. 4 has to separate to hide dividing plate flows out the formula reflux ratio controller with the transverse slot of transmission mechanism the structural representation of facing;
Fig. 5 has to separate to hide dividing plate flows out the formula reflux ratio controller with the aperture of transmission mechanism aperture distributed architecture schematic diagram;
Fig. 6 has to separate to hide reflux ratio and the phase relation curve map of dividing plate with the aperture outflow formula reflux ratio controller of transmission mechanism, and wherein solid line is instantaneous theoretical curve, and dotted line is the average reflux ratio curve in a certain blanking time;
Fig. 7 has to separate to hide dividing plate flows out the formula reflux ratio controller with the transverse slot of transmission mechanism gap structure schematic diagram;
Fig. 8 has to separate to hide dividing plate flows out the formula reflux ratio controller with the transverse slot of transmission mechanism reflux ratio and phase relation curve map.
Design feature and the operating process of the reflex ratio controller that now the utility model proposes are described below:
One, has and separate to hide structure that dividing plate flows out the formula reflux ratio controller with the aperture of transmission mechanism as depicted in figs. 1 and 2, this kind structure has a constant output to flow out district's I and links to each other with output pipe 10 and another adjustable backflow outflow is distinguished II and linked to each other with return duct 12, among Fig. 1 and Fig. 2
1. follower 2. revolving sleeves 3. driving wheels
4. carriage 5. hydrops buckets 6. overcoat buckets
7. sealing gasket 8. screws 9. hide dividing plate
10. output pipe 11. dividing plates 12. return ducts
13. dead man 14. cushion collar buckets
Now have and separate to hide dividing plate and be described below with the operating process that the aperture of transmission mechanism flows out the formula reflux ratio controller;
Condensate liquid from destilling tower cat head rising steam flows in the hydrops bucket 5 and overcoat bucket 6 formed cannelures of reflux ratio controller, and dividing plate 11 is divided into two parts with the covering dividing plate 9 that can change relative position with cannelure, thereby lime set is divided into two strands of liquid streams, a part is led to output outflow district's I and is linked to each other with output pipe 10, and another part leads to reflux to flow out to be distinguished II and link to each other, make destilling tower to operate under stable reflux ratio with return duct 12.
The flow-rate ratio of return duct and output pipe, just reflux ratio.After lime set is imported by the hydrops bucket 5 upper end mouths of pipe, at the bottom of accumulating in barrel, lower periphery at hydrops bucket 5 is furnished with many row's apertures (being three rows among Fig. 1), lead to output pipe 10 can be ordered series of numbers fixedly aperture (being two row among the figure) often be in full outflow state, lead to return duct 12 and be multiple row aperture (being 10 row among the figure), when lime set is gathered to certain liquid level, because of the hydrostatic pressure lime set from childhood orifice flow go out through cushion collar bucket 14 to flow in the cannelures, and be separated into two bursts of liquid circulations to output pipe 10 and return duct 12, the size of reflux ratio basically with reflux to flow out district and output and flow out the how much proportional of the aperture columns that contained in the district, (reflux ratio and phase relation curve are as shown in Figure 6), then hide the relative position of dividing plate 9 on hydrops bucket 5 outer periphery if desire changes reflux ratio, can realize by levelling.The displacement that hides dividing plate 9 is by driving wheel 3 and follower 1 revolving sleeve 2 to be rotated by a sets of transmission mechanism, studs with a pair of dead man 13 in the lower end of revolving sleeve 2, makes to hide the outer side shifting of dividing plate 9 along hydrops bucket 5, changes relative position, realizes the adjustment of reflux ratio.If need total reflux operation, only need till hiding dividing plate 9 and continuing to move to the whole apertures that to lead to output pipe 10 along clockwise direction and cover.
Two, have and separate to hide structure that dividing plate flows out the formula reflux ratio controller with the transverse slot of transmission mechanism as shown in Figure 3 and Figure 4, this kind structure also is to have a constant output to flow out district's I and link to each other with output pipe 110 and another adjustable backflow outflow is distinguished II and linked to each other with return duct 112, among Fig. 3 and Fig. 4
101. follower 102. revolving sleeves 103. driving wheels
104. carriage 105. hydrops buckets 106. overcoat buckets
107. sealing gasket 108. screws 109. hide dividing plate
110. output pipe 111. dividing plates 112. return ducts
113. dead man 114. cushion collar buckets
Now have and separate to hide the operating process that dividing plate flows out the formula reflux ratio controller with the transverse slot of transmission mechanism and be described below;
Condensate liquid from destilling tower cat head rising steam flows in the hydrops bucket 105 and overcoat bucket 106 formed cannelures of reflux ratio controller, and dividing plate 111 is divided into two parts with the covering dividing plate 109 that can change relative position with cannelure, thereby lime set is divided into two strands of liquid streams, a part is led to output outflow district's I and is linked to each other with output pipe 110, and another part leads to reflux to flow out to be distinguished II and link to each other, make destilling tower to operate under stable reflux ratio with return duct 112.
The flow-rate ratio of return duct and output pipe, just reflux ratio.After lime set is imported by the hydrops bucket 105 upper end mouths of pipe, at the bottom of accumulating in barrel, have 2～5 transverse slots and two row's two row apertures (being two transverse slots among the figure) in hydrops bucket 105 lower periphery.Leading to output pipe 110 is fixedly apertures (being two row among the figure) of two rows, two row, often be in full outflow state, leading to 112 of return ducts is 2～5 transverse slots (being two) among the figure, when lime set is gathered to certain liquid level, because of the hydrostatic pressure lime set from childhood orifice flow go out through cushion collar bucket 114 to flow in the cannelures, and be separated into two bursts of liquid circulations to output pipe 110 and return duct 112, being in proportion of the actual internal area that the size of reflux ratio is distinguished with the outflow that refluxes basically and output outflow district is contained, (reflux ratio and phase relation curve are as shown in Figure 8), then hide the relative position of dividing plate 109 on hydrops bucket 5 outer periphery if desire changes reflux ratio, can realize by levelling.The displacement that hides dividing plate 109 is by driving wheel 103 and follower 101 revolving sleeve 102 to be rotated by a sets of transmission mechanism, stud with a pair of dead man 113 in the lower end of revolving sleeve 102, make to hide the outer side shifting of dividing plate 109, change relative position, realize the adjustment of reflux ratio along hydrops bucket 105.If need total reflux operation, only need till hiding dividing plate 109 and continuing move to along clockwise direction two rows, the two row apertures that will lead to output pipe 110 and all cover.
The utlity model has following characteristics:
1. can make destilling tower realize stable reflux ratio operation.
2. the scope of adjusting reflux ratio is wide, and it is 0.1 that reflux ratio can transfer to reflux ratio from infinitely great (being infinite reflux).According to the specific requirement scope of reflux ratio, also can adjust the concrete structure size of aperture and transverse slot.
3. after the condensate liquid overflow is flowed out, a stable liquid level is arranged, design and installed additional the cushion collar bucket.
4. can realize automatic control and far distance controlled.
Embodiment of the present utility model is as follows:
One, produces the vanillic aldehyde intermittent column, its rerum natura is a high-solidification point, the thermal sensitivity organic matter, former employing intermittence, pulsation, swinging-bucket type reflux ratio controller, normal because of stagnant material amount is big, measure inaccurate, even stuck fault takes place, after transforming, adopt having of the utility model proposes to separate the aperture outflow formula reflux ratio controller that hides dividing plate, properly solved the difficult problem in the operation, realized the operating process that accurate measurement and reflux ratio are stable.
Two, produce the continued operation destilling tower of ethanol, former employing intermittence, pulsation, swinging-bucket type reflux ratio controller, the fluctuation of service of tower directly influences product quality, after technological transformation, the transverse slot outflow formula reflux ratio controller that hides dividing plate is separated in having that employing the utility model proposes, because accurate measurement, reflux ratio is stable, and operation is normal, improve product quality, properly solved unborn production problem.
Claims (2)
1, a kind of destilling tower hides the outflow formula reflux ratio controller of dividing plate with transmission mechanism with having to separate, and can align reflux ratio arbitrarily, it is characterized in that
(1) in having the aperture outflow formula reflux ratio controller of separation covering dividing plate with transmission mechanism, after importing by the hydrops bucket 5 upper end mouths of pipe from destilling tower cat head rising steam condensate, at the bottom of accumulating in barrel, and be furnished with three row's apertures in the lower periphery of hydrops bucket 5, have 12 row apertures, wherein two classify the fixedly aperture that often is in full outflow state as, ten classify the aperture that can change the outflow state by the relative position that hides dividing plate 9 as in addition, when lime set is gathered to certain liquid level, lime set orifice flow from childhood goes out and flows in hydrops bucket 5 and the overcoat bucket 6 formed cannelures through cushion collar bucket 14, and cannelure is divided into two parts by the dividing plate 11 and the covering dividing plate 9 that can change relative position, the part lime set fixedly aperture and link to each other of two row of flowing through with output pipe 10, then the flow through aperture that can change the outflow state and link to each other of another part lime set with return duct 12, destilling tower is operated under stable reflux ratio, if desire changes reflux ratio, then need adjust the relative position that hides dividing plate 9, it is by driving wheel 3 and follower 1 revolving sleeve 2 to be rotated, stud with a pair of dead man 13 in the lower end of revolving sleeve 2, make and hide the outer side shifting of dividing plate 9 along hydrops bucket 5, change relative position, realize the levelling of reflux ratio, when moving to when all fixedly aperture covers, then be total reflux operation
(2) in having the transverse slot outflow formula reflux ratio controller of separation covering dividing plate with transmission mechanism, after importing by the hydrops bucket 105 upper end mouths of pipe from destilling tower cat head rising steam condensate, at the bottom of accumulating in barrel, and be furnished with fixedly aperture of two arc shaped slits and two rows, two row in the lower periphery of hydrops bucket 105, wherein fixedly aperture often is in full outflow state, two arc shaped slits then can change the outflow state by the relative position that hides dividing plate 109 in addition, when lime set is gathered to certain liquid level, lime set flows out from aperture and transverse slot and flows in hydrops buckets 105 and the overcoat bucket 106 formed cannelures through cushion collar bucket 114, and cannelure is divided into two parts by the dividing plate 111 and the covering dividing plate 109 that can change relative position, flow through fixedly aperture and link to each other of part lime set with output pipe 110, then flow through two arc shaped slits that can change the outflow state and link to each other of another part lime set with return duct 112, destilling tower is operated under stable reflux ratio, if desire changes reflux ratio, then need adjust the relative position that hides dividing plate 109, it is by driving wheel 103 and follower 101 revolving sleeve 102 to be rotated, stud with a pair of dead man 113 in the lower end of revolving sleeve 102, make and hide the outer side shifting of dividing plate 109 along hydrops bucket 105, change relative position, realize the levelling of reflux ratio, when moving to when all fixedly aperture covers, then be total reflux operation
2, according to the said outflow formula of claim 1 reflux ratio controller, wherein saidly can adjust reflux ratio arbitrarily, it is characterized in that the levelling scope is 0.1 for adjusting to reflux ratio by infinitely great (infinite reflux).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94200776 CN2207865Y (en) | 1994-01-21 | 1994-01-21 | Reflex ratio controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94200776 CN2207865Y (en) | 1994-01-21 | 1994-01-21 | Reflex ratio controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2207865Y true CN2207865Y (en) | 1995-09-20 |
Family
ID=33821027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94200776 Expired - Fee Related CN2207865Y (en) | 1994-01-21 | 1994-01-21 | Reflex ratio controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2207865Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247116A (en) * | 2017-05-25 | 2017-10-13 | 浙江海洋大学 | A kind of LNAPLs undergrounds migration process experimental provision and method |
| CN111228843A (en) * | 2020-02-13 | 2020-06-05 | 中国科学院理化技术研究所 | Miniature low-temperature reflux distributor |
| CN111744383A (en) * | 2019-03-29 | 2020-10-09 | 中石化广州工程有限公司 | Gas-liquid two-phase flow distributor and gas-liquid two-phase flow distribution method |
| CN113476879A (en) * | 2021-09-08 | 2021-10-08 | 山东大易化工有限公司 | Backflow tank for processing vinyl MQ silicon resin |
-
1994
- 1994-01-21 CN CN 94200776 patent/CN2207865Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247116A (en) * | 2017-05-25 | 2017-10-13 | 浙江海洋大学 | A kind of LNAPLs undergrounds migration process experimental provision and method |
| CN111744383A (en) * | 2019-03-29 | 2020-10-09 | 中石化广州工程有限公司 | Gas-liquid two-phase flow distributor and gas-liquid two-phase flow distribution method |
| CN111228843A (en) * | 2020-02-13 | 2020-06-05 | 中国科学院理化技术研究所 | Miniature low-temperature reflux distributor |
| CN113476879A (en) * | 2021-09-08 | 2021-10-08 | 山东大易化工有限公司 | Backflow tank for processing vinyl MQ silicon resin |
| CN113476879B (en) * | 2021-09-08 | 2021-11-30 | 山东大易化工有限公司 | Backflow tank for processing vinyl MQ silicon resin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |