CN209714319U - A kind of falling film evaporator - Google Patents
A kind of falling film evaporator Download PDFInfo
- Publication number
- CN209714319U CN209714319U CN201920291438.8U CN201920291438U CN209714319U CN 209714319 U CN209714319 U CN 209714319U CN 201920291438 U CN201920291438 U CN 201920291438U CN 209714319 U CN209714319 U CN 209714319U
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- China
- Prior art keywords
- perforated plate
- tube box
- shell
- heat
- conduction oil
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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.)
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
This is practical new to provide a kind of falling film evaporator, including tubular shell, shell upper end connects upper tube box, lower end connects lower tube box, lower part is equipped with distributor in upper tube box, distributor top is equipped with material inlet, material inlet is through upper tube box and extends outwardly, upper end is equipped with upper perforated plate in shell, middle part is equipped with heat-exchanging tube bundle, lower end is equipped with lower perforated plate, upper perforated plate is set to the lower section of distributor, heat-exchanging tube bundle includes more heat exchanger tubes, each heat exchanger tube upper end is run through and connects upper perforated plate, lower end is run through and connects lower perforated plate, multiple baffle plates are additionally provided between shell inner upper tube plate and lower perforated plate, housing sidewall lower end is equipped with heat conducting oil inlet, upper end is equipped with conduction oil outlet, lower tube box bottom is equipped with material outlet.The utility model has the beneficial effects that the film forming material continuous heating in conduction oil exchange heat pipe, conduction oil and film forming material sufficiently exchange heat, the heated abundance of film forming material, evaporation effect is good, makes, and heat transfer coefficient is higher, consumes energy low.
Description
Technical field
The utility model relates to solution concentrator technical field more particularly to a kind of falling film evaporators.
Background technique
The evaporation that falling film evaporator is widely used in the water or organic solvent solution of the industries such as medicine, food, chemical industry, light industry is dense
Contracting liquid, and can be widely used for the liquid waste processing of the above industry.It is especially adapted for use in heat sensitive material, the equipment is in vacuum and low temperature item
It is operated continuously under part, with evaporability is high, energy-saving, operating cost is low and can guarantee material in evaporation process
Invariance.It is heated outside the heat exchanger tube of existing falling film evaporator by steam, generates evaporation raising concentration after reaching evaporating temperature
The concentration of liquid, but steam adds thermogenetic condensed water that can take away amount of heat, causes the heated deficiency of the concentrate in heat exchanger tube,
Concentrate additional issue is ineffective.
Utility model content
In view of this, the embodiments of the present invention provide a kind of falling film evaporator.
The embodiments of the present invention provide a kind of falling film evaporator, including upper tube box, lower tube box and tubular shell, described
Shell upper end connects the upper tube box, and lower end connects the lower tube box, and lower part is equipped with distributor, the distribution in the upper tube box
Device top is equipped with material inlet, and the material inlet is through the upper tube box and extends outwardly, and upper end is equipped with upper in the shell
Tube sheet, middle part are equipped with heat-exchanging tube bundle, and lower end is equipped with lower perforated plate, and the upper perforated plate is set to the lower section of the distributor, described to change
Heat pipe bundle includes more heat exchanger tubes, and the upper perforated plate is run through and connected in each heat exchanger tube upper end, and lower end is run through and connects institute
Lower perforated plate is stated, is additionally provided with multiple baffle plates in the shell between the upper perforated plate and the lower perforated plate, under the housing sidewall
End is equipped with heat conducting oil inlet, and upper end is equipped with conduction oil outlet, and the lower tube box bottom is equipped with material outlet, and the material inlet is used
In inputting material to be evaporated, the distributor is for making material homogeneous film formation to be evaporated and draining the film forming material to each described
In heat exchanger tube, for the heat conducting oil inlet for inputting conduction oil, the conduction oil outlet is described to lead for exporting the conduction oil
Hot oil heats concentration to the film forming material in the heat exchanger tube, and the material outlet is used to export the film forming matter after heating concentration
Material.
Further, each baffle plate is vertically arranged with all heat exchanger tubes, and all baffle plates are uniformly distributed in
In the shell.
Further, the baffle plate is the plectane with arch notch, and the notch of the adjacent baffle plate is contrary.
Further, the upper surface of the lower perforated plate is fixed with more pull rods, and the pull rod upper end is fixedly connected described in one
Baffle plate is arranged a distance sink tube between adjacent two baffle plate on the pull rod.
Further, the top of the upper tube box is equipped with gaseous phase outlet.
Further, the heat conducting oil inlet and the conduction oil outlet are respectively arranged at the opposite sides of the shell.
Further, the side wall of the upper tube box is equipped with maintenance entrance, and the maintenance entrance is to be vertically installed on described
The pipe fitting of bobbin carriage side wall.
The technical solution that the embodiments of the present invention provide has the benefit that a kind of falling liquid film of the utility model
Evaporator, conduction oil is set to the lower section of conduction oil outlet by heat conducting oil inlet in shell, and conduction oil is entered by heat conducting oil inlet
Shell is flowed up and is flowed out by conduction oil outlet, and the material that forms a film is flowed from top to bottom by heat exchanger tube, and conduction oil exchanges heat pipe
Interior film forming material continuous heating, the heated abundance of film forming material, evaporation effect is good, and baffle plate extend conduction oil flow through shell
The intracorporal time makes conduction oil and film forming material sufficiently exchange heat, and heat transfer coefficient is higher, consumes energy low.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of falling film evaporator of the utility model.
In figure: 1- upper tube box, 2- shell, 3- lower tube box, 4- heat exchanger tube, 5- distributor, 6- material inlet, 7- conduction oil enter
Mouth, 8- gaseous phase outlet, 9- maintenance entrance, 10- conduction oil outlet, 11- material outlet, 12- upper perforated plate, 13- lower perforated plate, 14- folding
Flowing plate, 15- pull rod, 16- distance sink tube.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is further described.
Referring to FIG. 1, the embodiments of the present invention provide a kind of falling film evaporator, including upper tube box 1, lower tube box 3
With tubular shell 2.
The top of the upper tube box 1 is equipped with gaseous phase outlet 8, for the gas discharge in the upper tube box 1, the upper tube box
1 side wall is equipped with maintenance entrance 9, and the maintenance entrance 9 is the pipe fitting for being vertically installed in 1 side wall of upper tube box, for inspection
It repairs personnel to enter in the falling film evaporator, lower part is equipped with distributor 5 in the upper tube box 1, and 5 top of distributor is equipped with object
Expect import 6, the material inlet 6 is through the upper tube box 1 and extends outwardly, and 1 lower end of upper tube box is equipped with upper tube box flange.
2 upper end of shell is equipped with shell upper flange, and lower end is equipped with shell lower flange, and 3 upper end of lower tube box is equipped with down
Channel flange, the upper tube box flange are compared and are bolted, the shell lower flange up and down with the shell upper flange
It compares and is bolted up and down with the lower tube box flange, upper end is equipped with upper perforated plate 12 in the shell 2, and middle part is equipped with and changes
Heat pipe bundle, lower end are equipped with lower perforated plate 13, and the upper perforated plate 12 is set to the lower section of the distributor 5, and the upper perforated plate 12 is blocked
The upper end of the shell 2 and the lower perforated plate 13 block the lower end of the shell 2.
The heat-exchanging tube bundle includes more heat exchanger tubes 4, and each 4 upper end of heat exchanger tube is run through and connects the upper perforated plate
12, the lower perforated plate 13 is run through and connected in lower end, and each 4 upper end of heat exchanger tube is directed at the distributor 5, in the shell 2
Be additionally provided with multiple baffle plates 14 between the upper perforated plate 12 and the lower perforated plate 13, each baffle plate 14 with all heat exchange
Pipe 4 is vertically arranged, and all baffle plates 14 are uniformly distributed in the shell 2, and the baffle plate 14 is with arch notch
The notch of plectane, the adjacent baffle plate 14 is contrary, and 2 side wall lower ends of shell are equipped with heat conducting oil inlet 7, and upper end is equipped with
Conduction oil outlet 10, the heat conducting oil inlet 7 and the conduction oil outlet 10 are respectively arranged at the opposite sides of the shell 2,
The notch of all baffle plates 14 forms conduction oil channel in the shell 2.The upper surface of the lower perforated plate 13 is fixed with more drawings
Bar 15,15 upper end of pull rod is fixedly connected with a baffle plate 14, on the pull rod 15 between adjacent two baffle plate 14
It is arranged a distance sink tube 16.The distance sink tube 16 is used to determine the position of the baffle plate 14 and fixes the baffle plate 14.
3 bottom of lower tube box is equipped with material outlet 11, and the material outlet 11 is used to export the film forming after heating concentration
Material.
A kind of falling film evaporator of the utility model, material to be evaporated input the distributor 5 by the material inlet 6
Interior, the distributor 5 makes material homogeneous film formation to be evaporated and drains in the film forming material to each heat exchanger tube 4, by described
Heat conducting oil inlet 7 input conduction oil, the conduction oil flowed through in the shell 2 each baffle plate 14 flow up and with it is every
One 4 transmission of heat by contact of heat exchanger tube exports until flowing to the conduction oil outlet 10, and the film forming material in the heat exchanger tube 4 adds
Thermal evaporation concentration, the film forming material after being concentrated by evaporation are discharged by the material outlet 11.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of falling film evaporator, it is characterised in that: including upper tube box, lower tube box and tubular shell, the shell upper end connection
The upper tube box, lower end connect the lower tube box, and lower part is equipped with distributor in the upper tube box, and the distributor top is equipped with object
Expect import, the material inlet is through the upper tube box and extends outwardly, and upper end is equipped with upper perforated plate in the shell, and middle part is equipped with
Heat-exchanging tube bundle, lower end are equipped with lower perforated plate, and the upper perforated plate is set to the lower section of the distributor, and the heat-exchanging tube bundle includes more
The upper perforated plate is run through and connected in heat exchanger tube, each heat exchanger tube upper end, and the lower perforated plate, the shell are run through and connected in lower end
Multiple baffle plates are additionally provided between the internal upper perforated plate and the lower perforated plate, the housing sidewall lower end enters equipped with conduction oil
Mouthful, upper end is equipped with conduction oil outlet, and the lower tube box bottom is equipped with material outlet, and the material inlet is for inputting object to be evaporated
Material, the distributor are described for making material homogeneous film formation to be evaporated and draining in the film forming material to each heat exchanger tube
Heat conducting oil inlet is for inputting conduction oil, and for exporting the conduction oil, the conduction oil is changed described the conduction oil outlet
Film forming material in heat pipe heats concentration, and the material outlet is used to export the film forming material after heating concentration.
2. a kind of falling film evaporator as described in claim 1, it is characterised in that: each baffle plate with all heat exchanger tubes
It is vertically arranged, and all baffle plates are uniformly distributed in the shell.
3. a kind of falling film evaporator as claimed in claim 2, it is characterised in that: the baffle plate is the circle with arch notch
The notch of plate, the adjacent baffle plate is contrary.
4. a kind of falling film evaporator as described in claim 1, it is characterised in that: the upper surface of the lower perforated plate is fixed with more
Pull rod, the pull rod upper end are fixedly connected with a baffle plate, are arranged centainly between adjacent two baffle plate on the pull rod
Away from pipe.
5. a kind of falling film evaporator as described in claim 1, it is characterised in that: the top of the upper tube box goes out equipped with gas phase
Mouthful.
6. a kind of falling film evaporator as described in claim 1, it is characterised in that: the heat conducting oil inlet and the conduction oil go out
Mouth is respectively arranged at the opposite sides of the shell.
7. a kind of falling film evaporator as described in claim 1, it is characterised in that: the side wall of the upper tube box be equipped with overhaul into
Mouthful, the maintenance entrance is the pipe fitting for being vertically installed in the upper tube box side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920291438.8U CN209714319U (en) | 2019-03-07 | 2019-03-07 | A kind of falling film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920291438.8U CN209714319U (en) | 2019-03-07 | 2019-03-07 | A kind of falling film evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209714319U true CN209714319U (en) | 2019-12-03 |
Family
ID=68685450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920291438.8U Expired - Fee Related CN209714319U (en) | 2019-03-07 | 2019-03-07 | A kind of falling film evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209714319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253324A (en) * | 2022-06-24 | 2022-11-01 | 江苏理文化工有限公司 | Sulfuric acid concentration heating equipment |
-
2019
- 2019-03-07 CN CN201920291438.8U patent/CN209714319U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253324A (en) * | 2022-06-24 | 2022-11-01 | 江苏理文化工有限公司 | Sulfuric acid concentration heating equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 Termination date: 20210307 |