CN216062085U - Scraper film evaporation extraction rectification system - Google Patents
Scraper film evaporation extraction rectification system Download PDFInfo
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- CN216062085U CN216062085U CN202121645654.1U CN202121645654U CN216062085U CN 216062085 U CN216062085 U CN 216062085U CN 202121645654 U CN202121645654 U CN 202121645654U CN 216062085 U CN216062085 U CN 216062085U
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Abstract
The utility model discloses a scraper film evaporation extraction rectification system, which comprises: the raw material feeding system is connected with a feeding hole of the scraper film evaporator assembly, a gas phase discharging hole is formed in the upper portion of the scraper film evaporator assembly, the gas phase discharging hole is connected with the rectifying tower through a pipeline, a discharging hole in the lower portion of the scraper film evaporator assembly is connected with a feeding hole of the heavy component tank, the output end of the extracting agent feeding system is connected with the rectifying tower, a discharging hole of the rectifying tower is connected with the condenser, the bottom of the rectifying tower is connected with the scraper film evaporator assembly through a pipeline, a first discharging hole and a second discharging hole are formed in the condenser, the first discharging hole is connected with the reflux controller, one end of the two output ends is connected with the rectifying tower through a reflux pipe, the other output end of the two output ends is connected with the light component tank, and the second discharging hole and the light component tank are both connected with the buffer system. The structure of the whole scraper film evaporation extraction rectification system is optimized, so that the scraper film evaporation extraction rectification system is not easy to block and the tower kettle is not easy to coke in the using process.
Description
Technical Field
The utility model belongs to the field of production and manufacturing, and particularly relates to a scraper film evaporation extraction rectification system.
Background
Organic solvents are often used as electronic component cleaning agents, medical solvents, and the like, and high molecular polymers and viscous solids are often mixed into the organic solvents to form viscous waste organic solvents. The waste organic solvent contains a large amount of valuable organic solvent, and the recycling added value is high. For the separation of solid and liquid, filtration and evaporation can be used, however, for obtaining high purity organic solvent, a recovery method of rectification is used. In particular, if azeotropy exists in the waste organic solvent, the common rectification method is difficult to obtain high-purity single components, and special rectification means must be utilized. Extractive distillation is a special distillation method commonly used for organic solvent purification.
Extractive distillation generally refers to the separation of components by continuously adding a solvent with a boiling point higher than that of the component to be separated near the top of a distillation column to change the relative volatility of the component to be separated, and can be divided into continuous extractive distillation and batch extractive distillation according to the operation mode. In order to obtain high-purity organic solvent from viscous waste organic solvent, the viscous substance is easy to block the internal parts of the rectifying tower during continuous extraction and rectification, and the rectifying tower is finally stopped; in addition, when the batch extractive distillation is adopted, although the tower internals are not easy to block, the sticky substances are continuously accumulated in the tower kettle of the rectifying tower, thereby causing the tower kettle to coke and greatly reducing the heating efficiency of the tower kettle.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the defects, the utility model aims to provide a scraper film evaporation extraction rectification system which is simple in structure, reasonable in design and easy to produce, and the structure of the whole scraper film evaporation extraction rectification system is optimized, so that the scraper film evaporation extraction rectification system is not easy to block and the tower kettle is not easy to coke in the using process, the problems of blocking, coking and the like in a rectification tower are well solved, and the rectification effect is improved.
The technical scheme is as follows: in order to achieve the above object, the present invention provides a scraper film evaporation extraction rectification system, comprising: raw materials feed system, extractant feed system, scraper blade membrane evaporator subassembly, heavy ends jar, rectifying column, condenser, reflux control ware, light ends jar and buffer system, raw materials feed system is connected with the feed inlet of scraper blade membrane evaporator subassembly, scraper blade membrane evaporator subassembly top is equipped with the gaseous phase discharge gate, the gaseous phase discharge gate passes through the pipeline and is connected with the rectifying column, the discharge gate of scraper blade membrane evaporator subassembly below is connected with the feed inlet of heavy ends jar, the output and the rectifying column of extractant feed system are connected, the rectifying column discharge gate is connected with the condenser, and its bottom passes through the pipeline and is connected with scraper blade membrane evaporator subassembly, be equipped with first discharge gate and second discharge gate on the condenser, first discharge gate is connected with the reflux control ware, one end in two output of reflux control ware passes through back flow and rectifying column, and the other output end is connected with the light component tank, and the second discharge port and the light component tank are both connected with the buffer system. The scraper film evaporation extraction rectification system is simple in structure, reasonable in design and easy to produce, and is not easy to block and coke in a tower kettle in the using process by optimizing the structure of the whole scraper film evaporation extraction rectification system, so that the problems of blocking, coking and the like in a rectification tower are solved well, the rectification effect is improved, and the production requirement is met well.
Wherein, raw materials feeding system includes head tank, feedstock pump and raw materials pre-heater, the feed inlet of the discharge end feedstock pump of head tank is connected, the discharge gate of feedstock pump passes through the pipeline and is connected with raw materials pre-heater's feed inlet, raw materials pre-heater's discharge gate and the feed inlet of scraper film evaporator subassembly are connected. The raw material preheater is arranged to preheat the raw material in advance, so that subsequent processing is facilitated.
Further, extractant feeding system includes extractant jar, extractant pump and extractant preheater, the discharge gate of extractant jar passes through the pipeline and is connected with the feed inlet of extractant pump, the discharge gate of extractant pump passes through the pipeline and is connected with the feed inlet of extractant preheater, the discharge gate of extractant preheater passes through the pipeline and is connected with the last feed inlet of rectifying column.
Furthermore, the scraper film evaporator assembly comprises a separator, an evaporation chamber, a driving mechanism, a driving shaft, a group of scraper assemblies and a heating jacket, wherein the evaporation chamber is arranged above the separator, the driving mechanism is arranged above the separator, the driving shaft is connected with an output shaft of the driving mechanism through a coupler, the lower part of the driving shaft extends into the evaporation chamber, the scraper assemblies are arranged on the driving shaft, and the heating jacket is arranged outside the evaporation chamber. The scraper blade subassembly set up, let its can be timely strike off the material on the evaporating chamber inner wall, avoid appearing the coking problem.
Preferably, the buffer system comprises a vacuum buffer tank and a vacuum pump, the second discharge port of the condenser and the exhaust port of the light component tank are both connected with the air inlet of the vacuum buffer tank, and the vacuum pump is arranged on the exhaust pipe of the vacuum buffer tank.
Further preferably, the scraper blade subassembly is horizontal right angle zigzag, and it includes transverse connection pole and a set of scraper blade, the transverse connection pole is located on the drive shaft, the scraper blade is the reverse both ends of locating transverse connection pole, just the scraper blade cooperatees with the evaporating chamber. The scraper blade subassembly adopts unique structural design, and the both ends scraper blade is reverse to be set up, improves the stationarity of its work, and simultaneously, the both ends scraper blade is mutually supported, avoids appearing loudly to scrape the phenomenon to the effectual work effect who improves the scraper blade.
In addition, a tower top U-shaped bend is arranged on the return pipe. The U-shaped bend at the tower top can effectively compensate temperature difference stress.
Furthermore, a U-shaped bend of the tower kettle is arranged on a connecting pipeline between the rectifying tower and the separator.
Furthermore, the scraper blade subassembly includes a set of link and scraper blade strip, the link is located on the drive shaft, the scraper blade strip is connected with the link, just the scraper blade strip with.
Preferably, the link includes middle part connecting piece and a set of connecting rod, the outside of middle part connecting piece is located to the connecting rod, just the one end that the middle part connecting piece was kept away from to the connecting rod is equipped with the open slot, the scraper strip is located in the open slot.
The technical scheme shows that the utility model has the following beneficial effects:
1. the scraper film evaporation extraction rectification system is simple in structure, reasonable in design and easy to produce, and is not easy to block and coke in a tower kettle in the using process by optimizing the structure of the whole scraper film evaporation extraction rectification system, so that the problems of blocking, coking and the like in a rectification tower are solved well, the rectification effect is improved, and the production requirement is met well.
2. According to the scraper film evaporator assembly, the scraper film evaporator assembly is driven to rotate through the driving shaft, so that materials on the inner wall of the evaporator chamber can be scraped in time, and the coking problem is avoided.
3. The scraper component adopts a unique structural design, the scrapers at the two ends are reversely arranged, the working stability of the scraper component is improved, and meanwhile, the scrapers at the two ends are mutually matched, so that the scraping leakage phenomenon is avoided, and the working effect of the scrapers is effectively improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the squeegee assembly of the present invention;
FIG. 3 is a side view of a squeegee assembly according to a further optimization of the present invention;
FIG. 4 is a top view of a squeegee assembly according to a further optimization of the present invention;
fig. 5 is a schematic structural diagram of a further optimized connecting rod in the utility model.
Detailed Description
The utility model is further elucidated with reference to the drawings and the embodiments.
Examples
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
A scraper film evaporation extraction rectification system as shown in the figure comprises: the device comprises a raw material feeding system 1, an extractant feeding system 2, a scraper film evaporator assembly 3, a heavy component tank 4, a rectifying tower 5, a condenser 6, a reflux controller 7, a light component tank 8 and a buffer system 9, wherein the raw material feeding system 1 comprises a raw material tank 11, a raw material pump 12 and a raw material preheater 13, a feed inlet of the raw material pump 12 at the discharge end of the raw material tank 11 is connected, a discharge outlet of the raw material pump 12 is connected with a feed inlet of the raw material preheater 13 through a pipeline, a discharge outlet of the raw material preheater 13 is connected with a feed inlet of the scraper film evaporator assembly 3, a gas phase discharge outlet is arranged above the scraper film evaporator assembly 3, the gas phase discharge outlet is connected with the rectifying tower 5 through a pipeline, and a discharge outlet below the scraper film evaporator assembly 3 is connected with a feed inlet of the heavy component tank 4;
the extractant supply system 2 comprises an extractant tank 21, an extractant pump 22 and an extractant preheater 23, the discharge port of the extractant tank 21 is connected with the feed port of the extractant pump 22 through a pipeline, the discharge port of the extractant pump 22 is connected with the feed port of the extractant preheater 23 through a pipeline, the discharge hole of the extractant preheater 23 is connected with the upper feed inlet of the rectifying tower 5 through a pipeline, the discharge hole of the rectifying tower 5 is connected with the condenser 6, and the bottom of the condenser is connected with the scraper film evaporator component 3 through a pipeline, a first discharge port and a second discharge port are arranged on the condenser 6, first discharge gate is connected with reflux controller 7, return pipe 71 and rectifying column 5 are passed through to one end in the two outputs of reflux controller 7, and another output is connected with light component jar 8, second discharge gate and light component jar 8 all are connected with buffer system 9.
The wiped film evaporator assembly 3 in this embodiment includes a separator 31, an evaporation chamber 32, a driving mechanism 33, a driving shaft 34, a set of wiped film assemblies 35, and a heating jacket 36, wherein the evaporation chamber 32 is disposed above the separator 31, the driving mechanism 33 is disposed above the separator 31, the driving shaft 34 is connected to an output shaft of the driving mechanism 33 through a coupling, a lower portion of the driving shaft 34 extends into the evaporation chamber 32, the wiped film assemblies 35 are disposed on the driving shaft 34, and the heating jacket 36 is disposed outside the evaporation chamber 32.
In this embodiment, the buffer system 9 includes a vacuum buffer tank 91 and a vacuum pump 92, the second discharge port of the condenser 6 and the exhaust port of the light component tank 8 are both connected to the air inlet of the vacuum buffer tank 91, and the vacuum pump 92 is disposed on the exhaust pipe of the vacuum buffer tank 91.
Example 2
A scraper film evaporation extraction rectification system as shown in the figure comprises: the device comprises a raw material feeding system 1, an extractant feeding system 2, a scraper film evaporator assembly 3, a heavy component tank 4, a rectifying tower 5, a condenser 6, a reflux controller 7, a light component tank 8 and a buffer system 9, wherein the raw material feeding system 1 comprises a raw material tank 11, a raw material pump 12 and a raw material preheater 13, a feed inlet of the raw material pump 12 at the discharge end of the raw material tank 11 is connected, a discharge outlet of the raw material pump 12 is connected with a feed inlet of the raw material preheater 13 through a pipeline, a discharge outlet of the raw material preheater 13 is connected with a feed inlet of the scraper film evaporator assembly 3, a gas phase discharge outlet is arranged above the scraper film evaporator assembly 3, the gas phase discharge outlet is connected with the rectifying tower 5 through a pipeline, and a discharge outlet below the scraper film evaporator assembly 3 is connected with a feed inlet of the heavy component tank 4;
the extractant supply system 2 comprises an extractant tank 21, an extractant pump 22 and an extractant preheater 23, the discharge port of the extractant tank 21 is connected with the feed port of the extractant pump 22 through a pipeline, the discharge port of the extractant pump 22 is connected with the feed port of the extractant preheater 23 through a pipeline, the discharge hole of the extractant preheater 23 is connected with the upper feed inlet of the rectifying tower 5 through a pipeline, the discharge hole of the rectifying tower 5 is connected with the condenser 6, and the bottom of the condenser is connected with the scraper film evaporator component 3 through a pipeline, a first discharge port and a second discharge port are arranged on the condenser 6, first discharge gate is connected with reflux controller 7, return pipe 71 and rectifying column 5 are passed through to one end in the two outputs of reflux controller 7, and another output is connected with light component jar 8, second discharge gate and light component jar 8 all are connected with buffer system 9.
The wiped film evaporator assembly 3 in this embodiment includes a separator 31, an evaporation chamber 32, a driving mechanism 33, a driving shaft 34, a set of wiped film assemblies 35, and a heating jacket 36, wherein the evaporation chamber 32 is disposed above the separator 31, the driving mechanism 33 is disposed above the separator 31, the driving shaft 34 is connected to an output shaft of the driving mechanism 33 through a coupling, a lower portion of the driving shaft 34 extends into the evaporation chamber 32, the wiped film assemblies 35 are disposed on the driving shaft 34, and the heating jacket 36 is disposed outside the evaporation chamber 32.
In this embodiment, the buffer system 9 includes a vacuum buffer tank 91 and a vacuum pump 92, the second discharge port of the condenser 6 and the exhaust port of the light component tank 8 are both connected to the air inlet of the vacuum buffer tank 91, and the vacuum pump 92 is disposed on the exhaust pipe of the vacuum buffer tank 91.
In this embodiment, the scraper assembly 35 is in a transverse right-angled zigzag shape, and includes a transverse connecting rod 341 and a set of scrapers 342, the transverse connecting rod 341 is disposed on the driving shaft 34, the scrapers 342 are reversely disposed at two ends of the transverse connecting rod 341, and the scrapers 342 are matched with the evaporation chamber 32.
In this embodiment, the return pipe 71 is provided with a tower top U-shaped bend 711.
In this embodiment, a U-shaped bend 51 is disposed on the connecting pipe between the rectifying tower 5 and the separator 31.
Example 3
A scraper film evaporation extraction rectification system as shown in the figure comprises: the device comprises a raw material feeding system 1, an extractant feeding system 2, a scraper film evaporator assembly 3, a heavy component tank 4, a rectifying tower 5, a condenser 6, a reflux controller 7, a light component tank 8 and a buffer system 9, wherein the raw material feeding system 1 comprises a raw material tank 11, a raw material pump 12 and a raw material preheater 13, a feed inlet of the raw material pump 12 at the discharge end of the raw material tank 11 is connected, a discharge outlet of the raw material pump 12 is connected with a feed inlet of the raw material preheater 13 through a pipeline, a discharge outlet of the raw material preheater 13 is connected with a feed inlet of the scraper film evaporator assembly 3, a gas phase discharge outlet is arranged above the scraper film evaporator assembly 3, the gas phase discharge outlet is connected with the rectifying tower 5 through a pipeline, and a discharge outlet below the scraper film evaporator assembly 3 is connected with a feed inlet of the heavy component tank 4;
the extractant supply system 2 comprises an extractant tank 21, an extractant pump 22 and an extractant preheater 23, the discharge port of the extractant tank 21 is connected with the feed port of the extractant pump 22 through a pipeline, the discharge port of the extractant pump 22 is connected with the feed port of the extractant preheater 23 through a pipeline, the discharge hole of the extractant preheater 23 is connected with the upper feed inlet of the rectifying tower 5 through a pipeline, the discharge hole of the rectifying tower 5 is connected with the condenser 6, and the bottom of the condenser is connected with the scraper film evaporator component 3 through a pipeline, a first discharge port and a second discharge port are arranged on the condenser 6, first discharge gate is connected with reflux controller 7, return pipe 71 and rectifying column 5 are passed through to one end in the two outputs of reflux controller 7, and another output is connected with light component jar 8, second discharge gate and light component jar 8 all are connected with buffer system 9.
The wiped film evaporator assembly 3 in this embodiment includes a separator 31, an evaporation chamber 32, a driving mechanism 33, a driving shaft 34, a set of wiped film assemblies 35, and a heating jacket 36, wherein the evaporation chamber 32 is disposed above the separator 31, the driving mechanism 33 is disposed above the separator 31, the driving shaft 34 is connected to an output shaft of the driving mechanism 33 through a coupling, a lower portion of the driving shaft 34 extends into the evaporation chamber 32, the wiped film assemblies 35 are disposed on the driving shaft 34, and the heating jacket 36 is disposed outside the evaporation chamber 32.
In this embodiment, the buffer system 9 includes a vacuum buffer tank 91 and a vacuum pump 92, the second discharge port of the condenser 6 and the exhaust port of the light component tank 8 are both connected to the air inlet of the vacuum buffer tank 91, and the vacuum pump 92 is disposed on the exhaust pipe of the vacuum buffer tank 91.
The scraper assembly 35 in this embodiment includes a set of connecting brackets 343 and scraper bars 344, the connecting brackets 343 are disposed on the driving shaft 34, the scraper bars 344 are connected to the connecting brackets 343, and the scraper bars 344 are engaged with the evaporation chamber 32.
In this embodiment, the connecting frame 343 includes a middle connecting member 3431 and a set of connecting rods 3432, the connecting rods 3432 are disposed outside the middle connecting member 3431, an opening groove 3433 is disposed at an end of the connecting rod 3432 away from the middle connecting member 3431, and the scraper bar 344 is disposed in the opening groove 3433.
In this embodiment, the return pipe 71 is provided with a tower top U-shaped bend 711.
In this embodiment, a U-shaped bend 51 is disposed on the connecting pipe between the rectifying tower 5 and the separator 31.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (10)
1. The utility model provides a scraper blade membrane evaporation extraction rectification system which characterized in that: the method comprises the following steps: raw material feeding system (1), extractant feeding system (2), scraper film evaporator subassembly (3), heavy component jar (4), rectifying column (5), condenser (6), reflux controller (7), light component jar (8) and buffer system (9), raw material feeding system (1) is connected with the feed inlet of scraper film evaporator subassembly (3), scraper film evaporator subassembly (3) upper portion is equipped with the gaseous phase discharge gate, the gaseous phase discharge gate passes through the pipeline and is connected with rectifying column (5), the discharge gate of scraper film evaporator subassembly (3) below is connected with the feed inlet of heavy component jar (4), the output and the rectifying column (5) of extractant feeding system (2) are connected, rectifying column (5) discharge gate and condenser (6) are connected, and its bottom is connected with scraper film evaporator subassembly (3) through the pipeline, be equipped with first discharge gate and second discharge gate on condenser (6), first discharge gate is connected with reflux controller (7), reflux controller (7) one end in two outputs is passed through back flow (71) and rectifying column (5), and another output is connected with light component jar (8), second discharge gate and light component jar (8) all are connected with buffer system (9).
2. The wiped film evaporative extraction rectification system of claim 1, wherein: raw materials feeding system (1) includes head tank (11), feedstock pump (12) and raw materials pre-heater (13), the feed inlet of the discharge end feedstock pump (12) of head tank (11) is connected, the discharge gate of feedstock pump (12) passes through the pipeline and is connected with the feed inlet of raw materials pre-heater (13), the discharge gate of raw materials pre-heater (13) is connected with the feed inlet of scraper film evaporator subassembly (3).
3. The wiped film evaporative extraction rectification system of claim 1, wherein: extractant feeding system (2) includes extractant jar (21), extractant pump (22) and extractant pre-heater (23), the discharge gate of extractant jar (21) passes through the pipeline and is connected with the feed inlet of extractant pump (22), the discharge gate of extractant pump (22) passes through the pipeline and is connected with the feed inlet of extractant pre-heater (23), the discharge gate of extractant pre-heater (23) passes through the pipeline and is connected with the last feed inlet of rectifying column (5).
4. The wiped film evaporative extraction rectification system of claim 1, wherein: the scraper film evaporator assembly (3) comprises a separator (31), an evaporation chamber (32), a driving mechanism (33), a driving shaft (34), a group of scraper assemblies (35) and a heating jacket (36), wherein the evaporation chamber (32) is arranged above the separator (31), the driving mechanism (33) is arranged above the separator (31), the driving shaft (34) is connected with an output shaft of the driving mechanism (33) through a coupler, the lower part of the driving shaft (34) extends into the evaporation chamber (32), the scraper assemblies (35) are arranged on the driving shaft (34), and the heating jacket (36) is arranged outside the evaporation chamber (32).
5. The wiped film evaporative extraction rectification system of claim 1, wherein: buffer system (9) include vacuum buffer tank (91) and vacuum pump (92), the second discharge gate of condenser (6) and the gas vent of light component jar (8) all are connected with the air inlet of vacuum buffer tank (91), vacuum pump (92) are located on the blast pipe of vacuum buffer tank (91).
6. The wiped film evaporative extraction rectification system of claim 4, wherein: the scraper component (35) is in a transverse right-angle Z shape and comprises a transverse connecting rod (341) and a group of scrapers (342), the transverse connecting rod (341) is arranged on the driving shaft (34), the scrapers (342) are reversely arranged at two ends of the transverse connecting rod (341), and the scrapers (342) are matched with the evaporation chamber (32).
7. The wiped film evaporative extraction rectification system of claim 1, wherein: and a tower top U-shaped bend (711) is arranged on the return pipe (71).
8. The wiped film evaporative extraction rectification system of claim 1, wherein: and a U-shaped bend (51) of the tower kettle is arranged on a connecting pipeline between the rectifying tower (5) and the separator (31).
9. The wiped film evaporative extraction rectification system of claim 4, wherein: the scraper component (35) comprises a group of connecting frames (343) and scraper strips (344), the connecting frames (343) are arranged on the driving shaft (34), the scraper strips (344) are connected with the connecting frames (343), and the scraper strips (344) are matched with the evaporation chamber (32).
10. The wiped film evaporative extraction rectification system of claim 9, wherein: the connecting frame (343) includes middle part connecting piece (3431) and a set of connecting rod (3432), the outside of middle part connecting piece (3431) is located to connecting rod (3432), and the one end that middle part connecting piece (3431) is kept away from to connecting rod (3432) is equipped with open slot (3433), scrape the lath (344) and locate in open slot (3433).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121645654.1U CN216062085U (en) | 2021-07-20 | 2021-07-20 | Scraper film evaporation extraction rectification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121645654.1U CN216062085U (en) | 2021-07-20 | 2021-07-20 | Scraper film evaporation extraction rectification system |
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| CN216062085U true CN216062085U (en) | 2022-03-18 |
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| CN202121645654.1U Active CN216062085U (en) | 2021-07-20 | 2021-07-20 | Scraper film evaporation extraction rectification system |
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Address after: No.157, puqiao Road, Changlu street, Jiangbei new district, Nanjing City, Jiangsu Province, 210000 Patentee after: Nanjing Changjiang Jiangyu Environmental Protection Technology Co.,Ltd. Address before: No.157, puqiao Road, Changlu street, Jiangbei new district, Nanjing City, Jiangsu Province, 210000 Patentee before: Nanjing Changjiang Jiangyu Environmental Protection Technology Co.,Ltd. |