CN203591601U - Pipe-type falling film evaporator - Google Patents
Pipe-type falling film evaporator Download PDFInfo
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- CN203591601U CN203591601U CN201320775797.3U CN201320775797U CN203591601U CN 203591601 U CN203591601 U CN 203591601U CN 201320775797 U CN201320775797 U CN 201320775797U CN 203591601 U CN203591601 U CN 203591601U
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- perforated plate
- pipe
- tube
- cage
- drapery panel
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Abstract
The utility model relates to the field of food processing and particularly discloses a pipe-type falling film evaporator. According to the pipe-type falling film evaporator, a material distributing board is divided into an outer segment blanking section and an inner segment blanking section by a shielding can; the outer segment blanking section and the inner segment blanking section are arranged corresponding to evaporating pipes in an outer evaporating section to which the outer segment blanking section belongs, and the evaporating pipes in an inner evaporating section to which the inner segment blanking section belongs respectively; the outer segment blanking section is arranged corresponding to an outer feeder; the inner segment blanking section is arranged corresponding to an inner section feeding pipe. According to the pipe-type falling film evaporator, as the opening and closing states of the outer section feeder and the inner section feeding pipe are controlled, the feeding quantity of a solution is directly controlled; meanwhile, the evaporation area of the evaporating pipe is changed accordingly; the situation that the evaporation area is relatively increased can be avoided; the temperature and the flux of the heat source are not required to be changed.
Description
Technical field
The utility model belongs to food processing field, is specifically related to a kind of tube-type down-flow evaporator.
Background technology
Tube-type down-flow evaporator comprises solution channel and thermal source passage.After being assigned with evenly by drapery panel after solution enters in evaporimeter end socket, enter in multiple evaporation tubes, form uniform liquid film at evaporation tube inwall, evaporation and concentration on evaporation tube wall, the gas of evaporation enters separator, solution after concentrated flow to connecting material plate of below from evaporation tube, flows out near the discharging opening plate that connects material, and this is solution channel.Thermal source is generally high-temperature steam, high-temperature steam enters in the straight wall cylinder between tube-type down-flow evaporator upper perforated plate and lower perforated plate from air inlet pipe, what contact is the outer wall that is fixed on all evapn pipe between upper perforated plate and lower perforated plate, high-temperature steam heats evaporation tube outer wall in flowing, make the solution evaporation and concentration of evaporation tube inwall, high-temperature steam flows out by multiple escape pipes, and this is thermal source passage.
Tube-type down-flow evaporator usually for the concentrated processing to food solution or medicament, is used in particular for the concentrated processing of fruit juice solution or plant extract medicament in food industry.Due to the impact of season and output; often can cause the idleness of equipment; for avoiding the idleness of equipment; need to allow equipment continuous running in output reducing, this just relates to the control to descending membrane-pipe type falling film evaporator pan feeding, and common tube-type down-flow evaporator is entering while concentrating the in the situation that flow quantity reducing; because solution reduces; but disengagement area is constant, can cause solution overrich and be bonded in evaporation tube wall on, cause damage.For reducing the loss, common method is to change heat source temperature and flow, and it is excessive that this method is adjusted involvement aspect, is difficult to accurate control, is unfavorable for producing.
Utility model content
For above problem, the purpose of this utility model is to provide a kind of tube-type down-flow evaporator, and it can utilize high-temperature steam more fully, in output being increased and decreased to control, does not need thermal source to adjust.
For reaching above object, the utility model is achieved by the following technical solutions.
A kind of tube-type down-flow evaporator, comprises straight wall cylinder, is connected to the conical head on straight wall cylinder top, is arranged on the tight loop of straight wall cylinder and end socket junction, is arranged on the drapery panel between end socket and tight loop; Be fixed on the upper perforated plate of straight wall cylinder upper end, be fixed on the plate that connects material of straight wall cylinder lower end, be fixed on the lower perforated plate in straight wall cylinder, between described upper perforated plate and lower perforated plate, be fixed with multiple evaporation tubes; Described straight wall cylinder is provided with escape pipe, lower escape pipe, air inlet pipe, outlet pipe, separator connector and discharging opening, described upper escape pipe is near upper perforated plate downside, lower escape pipe is near the upside of lower perforated plate, air inlet pipe is positioned at straight wall cylinder middle part, outlet pipe is close to lower perforated plate upside, separator connector is positioned at lower perforated plate downside, and discharging opening is positioned at the edges of boards edge that connects material; It is characterized in that, in described end socket, be also provided with conical cage, described cage flared end is buckled on drapery panel, and described drapery panel is region Wei Waiduan feeding zone between end socket and cage, and drapery panel is inner segment feeding zone in cage inner region; Between described upper perforated plate and drapery panel, be provided with a cage ring, upper perforated plate is isolated into outer section of evaporation area under control and inner segment evaporation area under control, outer section of evaporation area under control and inner segment evaporating area overlap with outer section of feeding zone and inner segment feeding zone in the vertical direction respectively; Described end socket tip side is to being provided with outer section feeding device, and outer section feeding device is communicated with outer section of feeding zone, and described cage top is provided with inner segment feed pipe, and inner segment feed pipe is communicated with cage.
The feature of technique scheme and further improvement:
Described outer section feeding device and end socket junction are also provided with refining plate.
In the middle of described upper perforated plate, be fixed with a minor axis, minor axis stretches into cage inside through drapery panel, and minor axis is fixed with a buffer board through one end of drapery panel, buffer board be positioned at the inner segment feed pipe mouth of pipe under.
On described drapery panel, be covered with material-dropping hole, between multiple evaporation tube mouths of pipe that the material-dropping hole in the vertical direction on drapery panel is fixed in upper perforated plate, material-dropping hole and the evaporation tube mouth of pipe are staggeredly arranged.
Described evaporation tube is concentric circles and is staggered between upper perforated plate and lower perforated plate.
The described plate middle part projection that connects material, discharging opening is positioned at the plate edge that connects material.
The beneficial effects of the utility model are, by cage, drapery panel is divided into outer section of feeding zone and inner segment feeding zone, outer section of feeding zone and inner segment feeding zone respectively correspondence separately under evaporation tube, there is special feed pipe each feeding zone, switching by controlling outer section feeding device and inner segment feed pipe to solution feeding directly control, do not need to change heat source temperature and flow.
Accompanying drawing explanation
Accompanying drawing below by embodiment of the present utility model is further detailed 26S Proteasome Structure and Function of the present utility model:
Fig. 1 is the forward overall structure schematic diagram of a kind of tube-type down-flow evaporator of the present utility model;
Fig. 2 is the superstructure schematic diagram of a kind of tube-type down-flow evaporator of the present utility model;
Fig. 3 is the distribution map of the evaporation tube mouth of pipe in the vertical direction on material-dropping hole and upper perforated plate on the drapery panel of a kind of tube-type down-flow evaporator of the present utility model;
Fig. 4 is that Fig. 1 is in A-A place cross sectional view.
In above figure: 1, inner segment feed pipe; 2, outer section feeding device; 3, end socket; 4, cage; 5, buffer board; 6, drapery panel; 7, upper perforated plate; 8, evaporation tube; 9, upper escape pipe; 10, air inlet pipe; 11, stiffening ring; 12, lower escape pipe; 13, outlet pipe; 14, lower perforated plate; 15, separator connector; 16, the plate that connects material; 17, discharging opening; 18, straight wall cylinder; 19, tight loop; 20, sealing ring; 21, material-dropping hole; 22, outer section of feeding zone; 23, inner segment feeding zone; 24, refining plate; 25, cage ring.
The specific embodiment
With reference to figure 1, a kind of tube-type down-flow evaporator of the present utility model, it is that straight wall cylinder (18) top is connected with conical head (3), is provided with tight loop (19) at straight wall cylinder (18) with end socket (3) junction, between end socket (3) and tight loop (19), is provided with drapery panel (6).Upper perforated plate (7) is fixed on straight wall cylinder (18) upper end, and the plate that connects material (16) is fixed on straight wall cylinder (18) lower end, and lower perforated plate (14) is fixed in straight wall cylinder (18).Between upper perforated plate (7) and lower perforated plate (14), be fixed with multiple evaporation tubes (8).
Straight wall cylinder (18) is provided with escape pipe (9), lower escape pipe (12), air inlet pipe (10), outlet pipe (13), separator connector (15) and discharging opening (17).Wherein, upper escape pipe (9) is near upper perforated plate (7) downside, lower escape pipe (12) is near the upside of lower perforated plate (14), air inlet pipe (10) is positioned at straight wall cylinder (18) middle part, outlet pipe (13) is close to lower perforated plate (14) upside, separator connector (15) is positioned at lower perforated plate (14) downside, and discharging opening (17) is positioned at the plate that connects material (16) edge.Wherein, the plate that connects material (16) middle part projection, is conducive to solution and flows out from discharging opening (17).
With reference to figure 2, in end socket (3), be also provided with conical cage (4), cage (4) flared end is buckled on drapery panel (6), drapery panel (6) is Wei Waiduan feeding zone, region (22) between end socket (3) and cage (4), and drapery panel (6) is inner segment feeding zone (23) in cage (4) inner region.Between upper perforated plate (7) and drapery panel (6), be provided with a cage ring (25), upper perforated plate (7) is isolated into outer section of evaporation area under control and inner segment evaporation area under control, and outer section of evaporation area under control and inner segment evaporating area overlap with outer section of feeding zone (22) and inner segment feeding zone (23) in the vertical direction respectively.Guarantee that the solution that solution that inner segment feeding zone (23) flows down and outer section of feeding zone (22) flow down do not obscure in the time of the evaporation tube (8) entering on upper perforated plate (7).Like this, by controlling opening and closing of outer section feeding device (2) and inner segment feed pipe (1), can change the feeding of tube-type down-flow evaporator, not worry because disengagement area increases relatively, not need other aspects such as temperature and the flow velocity of high-temperature steam are adjusted.
End socket (3) tip side is to being provided with outer section feeding device (2), and outer section feeding device (2) is also provided with refining plate (24) with end socket (3) junction.Outer section feeding device (2) is communicated with outer section of feeding zone (22), and described cage (4) top is provided with inner segment feed pipe (1), and inner segment feed pipe (1) is communicated with cage (4).In the middle of upper perforated plate (6), be fixed with a minor axis, minor axis stretches into cage (4) inside through drapery panel (6), minor axis is fixed with a buffer board (5) through one end of drapery panel (6), buffer board (5) be positioned at inner segment feed pipe (1) mouth of pipe under.In the time of inner segment feed pipe (1) charging, pan feeding falls to the inner segment feeding zone (23) that flows to drapery panel (6) after buffer board (5) from buffer board (5) edge, has guaranteed the uniform distribution of drapery panel (6).
With reference to figure 3, on drapery panel (6), be covered with material-dropping hole (21), between multiple evaporation tubes (8) mouth of pipe that material-dropping hole (21) in the vertical direction on drapery panel (6) is fixed in upper perforated plate (7), material-dropping hole (21) is staggeredly arranged with evaporation tube (8) mouth of pipe.Avoid solution directly to splash into evaporation tube (8) and the situation of evaporation tube (8) tube wall contact in silence from material-dropping hole (21), allow and easily on upper perforated plate (7), scatter and flow into evaporation tube (8) along tube wall, guarantee that solution cloth is even, be conducive to solution concentrated.
With reference to figure 4, evaporation tube (8) is concentric circles and is staggered between upper perforated plate (7) and lower perforated plate (14).In the time that high-temperature steam passes into from air inlet pipe (10), high-temperature steam can constantly be stopped by the staggered evaporation tube of concentric circles (8) and disperse, and has reduced the flow velocity of high-temperature steam, has increased the heated perimeter of high-temperature steam, has improved energy utilization rate.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also comprises these changes and modification interior.
Claims (6)
1. a tube-type down-flow evaporator, comprise straight wall cylinder (18), be connected to the conical head (3) on straight wall cylinder (18) top, be arranged on the tight loop (19) of straight wall cylinder (18) and end socket (3) junction, be arranged on the drapery panel (6) between end socket (3) and tight loop (19); Be fixed on the upper perforated plate (7) of straight wall cylinder (18) upper end, be fixed on the plate that connects material (16) of straight wall cylinder (18) lower end, be fixed on the lower perforated plate (14) in straight wall cylinder (18), between described upper perforated plate (7) and lower perforated plate (14), be fixed with multiple evaporation tubes (8); Described straight wall cylinder (18) is provided with escape pipe (9), lower escape pipe (12), air inlet pipe (10), outlet pipe (13), separator connector (15) and discharging opening (17), described upper escape pipe (9) is near upper perforated plate (7) downside, lower escape pipe (12) is near the upside of lower perforated plate (14), air inlet pipe (10) is positioned at straight wall cylinder (18) middle part, outlet pipe (13) is close to lower perforated plate (14) upside, separator connector (15) is positioned at lower perforated plate (14) downside, and discharging opening (17) is positioned at the plate that connects material (16) edge; It is characterized in that, in described end socket (3), be also provided with conical cage (4), described cage (4) flared end is buckled on drapery panel (6), described drapery panel (6) is Wei Waiduan feeding zone, region (22) between end socket (3) and cage (4), and drapery panel (6) is inner segment feeding zone (23) in cage (4) inner region; Between described upper perforated plate (7) and drapery panel (6), be provided with a cage ring (25), upper perforated plate (7) is isolated into outer section of evaporation area under control and inner segment evaporation area under control, and outer section of evaporation area under control and inner segment evaporating area overlap with outer section of feeding zone (22) and inner segment feeding zone (23) in the vertical direction respectively; Described end socket (3) tip side is to being provided with outer section feeding device (2), and outer section feeding device (2) is communicated with outer section of feeding zone (22), and described cage (4) top is provided with inner segment feed pipe (1), and inner segment feed pipe (1) is communicated with cage (4).
2. a kind of tube-type down-flow evaporator according to claim 1, is characterized in that, described outer section feeding device (2) is also provided with refining plate (24) with end socket (3) junction.
3. a kind of tube-type down-flow evaporator according to claim 1, it is characterized in that, in the middle of described upper perforated plate (6), be fixed with a minor axis, minor axis stretches into cage (4) inside through drapery panel (6), minor axis is fixed with a buffer board (5) through one end of drapery panel (6), buffer board (5) be positioned at inner segment feed pipe (1) mouth of pipe under.
4. a kind of tube-type down-flow evaporator according to claim 1, it is characterized in that, on described drapery panel (6), be covered with material-dropping hole (21), between multiple evaporation tubes (8) mouth of pipe that material-dropping hole (21) in the vertical direction on drapery panel (6) is fixed in upper perforated plate (7), material-dropping hole (21) is staggeredly arranged with evaporation tube (8) mouth of pipe.
5. a kind of tube-type down-flow evaporator according to claim 1, is characterized in that, described evaporation tube (8) is concentric circles and is staggered between upper perforated plate (7) and lower perforated plate (14).
6. a kind of tube-type down-flow evaporator according to claim 1, is characterized in that, described in plate (16) the middle part projection that connects material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320775797.3U CN203591601U (en) | 2013-11-28 | 2013-11-28 | Pipe-type falling film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320775797.3U CN203591601U (en) | 2013-11-28 | 2013-11-28 | Pipe-type falling film evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203591601U true CN203591601U (en) | 2014-05-14 |
Family
ID=50672551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320775797.3U Expired - Fee Related CN203591601U (en) | 2013-11-28 | 2013-11-28 | Pipe-type falling film evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203591601U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267869A (en) * | 2015-05-13 | 2017-01-04 | 中国石油化工股份有限公司 | The falling film evaporator of lateral charging |
| WO2018054021A1 (en) * | 2016-09-22 | 2018-03-29 | 南京工业大学 | Steam-heated multi-layer film evaporator |
| CN111589178A (en) * | 2020-05-29 | 2020-08-28 | 吉林中粮生化有限公司 | Falling film evaporator and lactide production system |
-
2013
- 2013-11-28 CN CN201320775797.3U patent/CN203591601U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267869A (en) * | 2015-05-13 | 2017-01-04 | 中国石油化工股份有限公司 | The falling film evaporator of lateral charging |
| CN106267869B (en) * | 2015-05-13 | 2018-06-15 | 中国石油化工股份有限公司 | The falling film evaporator laterally fed |
| WO2018054021A1 (en) * | 2016-09-22 | 2018-03-29 | 南京工业大学 | Steam-heated multi-layer film evaporator |
| US11071925B2 (en) | 2016-09-22 | 2021-07-27 | Nanjing Tech University | Multilayer thin film evaporator for steam heating |
| CN111589178A (en) * | 2020-05-29 | 2020-08-28 | 吉林中粮生化有限公司 | Falling film evaporator and lactide production system |
| CN111589178B (en) * | 2020-05-29 | 2021-01-29 | 吉林中粮生化有限公司 | Falling film evaporator and lactide production system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20151128 |