CN215939026U - Defoaming device for negative pressure concentrator - Google Patents
Defoaming device for negative pressure concentrator Download PDFInfo
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- CN215939026U CN215939026U CN202121965203.6U CN202121965203U CN215939026U CN 215939026 U CN215939026 U CN 215939026U CN 202121965203 U CN202121965203 U CN 202121965203U CN 215939026 U CN215939026 U CN 215939026U
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Abstract
The utility model discloses a defoaming device for a negative pressure concentrator, wherein a liquid inlet for enabling a feed liquid to flow into a concentrator tank body along the inner wall of the concentrator tank body is formed in one side of the concentrator tank body, a filter screen for isolating feed liquid foam is arranged at the upper part of the inner cavity of the concentrator tank body, a motor is arranged at the upper part of the concentrator tank body, the output end of the motor is fixedly connected with a rotating shaft extending into the concentrator tank body, a floating rod with the density smaller than that of the feed liquid is arranged on a rotating shaft body at the lower part of the filter screen, the floating rod slides upwards and downwards along the rotating shaft along with the height of the liquid level of the feed liquid and rotates on the liquid level of the feed liquid along with the rotation of the rotating shaft, and a puncture needle for defoaming the liquid level of the feed liquid is arranged on the rod body of the floating rod; according to the utility model, through the primary defoaming treatment during the injection of the feed liquid, the secondary defoaming treatment on the liquid level of the feed liquid and the tertiary defoaming treatment on steam foam, the generation of foam in the concentration process of the feed liquid is effectively reduced, the evaporation effect of the feed liquid is greatly improved, and the product quality is improved.
Description
Technical Field
The utility model relates to the technical field of pharmaceutical equipment, in particular to a defoaming device for a negative pressure concentrator.
Background
In the pharmaceutical equipment trade, the application of negative pressure concentrator is very extensive, however the evaporating chamber at the concentrator is at concentrated evaporation process, the feed liquid is the easy bubble very, the material sediment in the foam can't reach abundant concentrated distillation, product quality has been reduced, in order to solve this problem, often add the defoaming mechanism who is used for the defoaming in the present concentrator, mostly adopt the screen cloth to realize the defoaming treatment to steam clock foam, however this kind of mode defoaming effect is not ideal, and in defoaming treatment process, the very easy adhesion of material sediment in the foam is on defoaming mechanism, greatly reduced the concentrated evaporation efficiency of feed liquid, the quality of product has been influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a defoaming device for a negative pressure concentrator, which effectively reduces the generation of foams in the concentration process of feed liquid, greatly improves the evaporation effect of the feed liquid and improves the product quality through the primary defoaming treatment during the injection of the feed liquid, the secondary defoaming treatment on the liquid level of the feed liquid and the tertiary defoaming treatment on steam foams.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a defoaming device for negative pressure concentrator, including the concentrator jar body, concentrator jar body upper portion one side is equipped with steam outlet, concentrator jar body one side is equipped with can realize that the feed liquid flows in the inlet of the jar body along the internal wall of concentrator jar, concentrator jar body inner chamber upper portion is equipped with the filter screen that is used for isolated feed liquid foam, concentrator jar body upper portion is equipped with the motor, the output fixed connection of motor probes into the pivot of the concentrator jar body, and the pivot is sealed to be run through the filter screen, be equipped with the showy pole that density is less than the feed liquid on the pivot shaft body of filter screen lower part, showy pole is along with the height of feed liquid level on along the pivot shaft, slide down, and rotate along with the pivot and drive it and rotate on the feed liquid level, the showy pole body of rod is equipped with the felting needle that is used for carrying out the defoaming to the feed liquid level, concentrator jar body bottom is equipped with the leakage fluid-discharge opening.
Further, the inlet inner is equipped with the water conservancy diversion baffle that leads the feed liquid, forms the opening under the water conservancy diversion baffle between along and the inlet lower part face, and the opening lower part face is the cambered surface, and the one end and the inlet lower part face parallel and level of cambered surface, the other end and the concentrator jar internal wall parallel and level of cambered surface.
Furthermore, the rotating shaft body at the lower part of the filter screen is provided with a convex edge arranged along the axial direction of the rotating shaft, the floating rod is provided with a through hole in sliding fit with the rotating shaft, the through hole is provided with a bayonet matched with the convex edge, and the lower end of the rotating shaft is provided with an expanding seat used for limiting and blocking the floating rod.
Furthermore, a plurality of felting needles are arranged on the lower part and two sides of the floating rod body, and the felting needles on the two sides of the rod body are distributed in a staggered way.
Further, concentrator tank body inner chamber upper portion is equipped with annular extension board, and the filter screen is installed on annular extension board upper portion, and the filter screen middle part is equipped with the go-between, and the pivot is sealed through the filter screen via the go-between inner circle.
Furthermore, the filter screen and the annular support plate are fixedly connected through a plurality of elastic pieces, a lower pressing piece is arranged on the upper surface of the connecting ring, a pressing rod is arranged on a rotating shaft body on the upper portion of the lower pressing piece, and the rotating shaft drives the pressing rod to rotate to continuously press the lower pressing piece at intervals so as to enable the lower pressing piece to repeatedly sink and reset, so that the filter screen is driven to vibrate.
Compared with the prior art, the utility model has the beneficial effects that: the liquid inlet is arranged so that the liquid can flow into the tank body attached to the inner wall of the tank body, the generation of foam in the liquid injection process is greatly reduced, the first-stage defoaming treatment is realized, the rotating shaft drives the floating rod to rotate on the liquid level of the liquid to realize the second-stage defoaming treatment on the liquid level of the liquid, and the filter screen can realize the third-stage defoaming treatment on the foam in the steam;
the flow guide baffle and the opening at the inner end of the liquid inlet are utilized to change the flow direction of the liquid material during injection into the flow direction which is horizontal to the inner wall of the concentrator tank body, and the cambered surface of the lower surface of the opening can realize the buffer drainage of the guided liquid material, so that the liquid material can effectively flow into the tank body along the inner wall of the tank body, and the generation of foams in the process of injecting the liquid material is greatly reduced;
the floating rod can slide up and down along the axial direction of the rotating shaft by using buoyancy of the feed liquid through the through hole on the rod body by using the rotating shaft and the convex edges on the shaft body, and the convex edges can block the floating rod in the rotating process of the rotating shaft so that the floating rod can rotate along with the rotating shaft to defoam the feed liquid;
the two sides and the lower part of the rod body of the floating rod are respectively provided with the plurality of the felting needles, so that the floating rod can carry out comprehensive and effective defoaming treatment on the liquid level of the feed liquid in the rotating process of the liquid level of the feed liquid, and the defoaming effect is greatly improved;
the vibration of the filter screen can be realized in the rotation process of the rotating shaft by utilizing the matching of the pressure rod and the lower pressing piece, so that material residues adhered in the defoaming process are shaken off into the material liquid in the vibration process, and the evaporation effect of the material is greatly improved;
according to the utility model, through the primary defoaming treatment during the injection of the feed liquid, the secondary defoaming treatment on the liquid level of the feed liquid and the tertiary defoaming treatment on steam foam, the generation of foam in the concentration process of the feed liquid is effectively reduced, the evaporation effect of the feed liquid is greatly improved, and the product quality is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the floating pole of the present invention;
FIG. 3 is an enlarged view of part a of FIG. 1;
fig. 4 is a schematic view of the structure of the filter screen of the present invention.
In the figure: 1. a motor; 2. a steam outlet; 3. a rotating shaft; 4. a filter screen; 5. a concentrator tank body; 6. a liquid inlet; 7. a floating rod; 8. a needle; 9. a liquid discharge port; 10. a rib; 11. a port; 12. a bayonet; 13. an expanding seat; 14. a flow guide baffle plate; 15. an opening; 16. a cambered surface; 17. a pressure lever; 18. a push-down member; 19. a connecting ring; 20. an elastic member; 21. an annular support plate.
Detailed Description
In the following description, the technical solutions of the present invention will be described with reference to the drawings of the embodiments of the present invention, and it should be understood that, if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present invention, and it is convenient to describe the present invention, but it is not necessary to indicate or imply that the indicated devices or elements have a specific orientation.
Referring to the attached drawings 1-4 of the specification, the utility model provides a technical scheme:
in a first embodiment, please refer to fig. 1 and 3, a defoaming device for a negative pressure concentrator includes a concentrator tank 5, a steam outlet 2 is disposed on one side of the upper portion of the concentrator tank 5, a liquid inlet 6 is disposed on one side of the concentrator tank 5, a flow guide baffle 14 for guiding and draining a liquid is disposed at the inner end of the liquid inlet 6, an opening 15 is formed between the lower edge of the flow guide baffle 14 and the lower surface of the liquid inlet 6, the liquid is injected through the liquid inlet 6 and then flows out of the opening 15 after being guided and drained by the flow guide baffle 14, the lower surface of the opening 15 is a cambered surface 16, one end of the cambered surface 16 is flush with the lower surface of the liquid inlet 6, the other end of the cambered surface 16 is flush with the inner wall of the concentrator tank 5, and the liquid flows into the tank through the cambered surface 16 at the lower portion of the opening 15 by utilizing the coanda effect, so that the generation of foam during the injection of the liquid is greatly reduced;
5 inner chamber upper portions of the concentrator jar body are equipped with filter screen 4 that is used for isolated feed liquid foam, 5 upper portions of the concentrator jar body are equipped with motor 1, motor 1's output fixed connection probes into the pivot 3 of the internal 5 of concentrator jar, and 3 sealed filter screens 4 that run through of pivot, be equipped with the showy pole 7 that density is less than the feed liquid on 3 shafts of pivot of filter screen 4 lower part, showy pole 7 is along with the height of feed liquid level along 3 axial of pivot upwards, the gliding, and rotate along with pivot 3 and drive it and rotate on the feed liquid level, showy pole 7 poles are equipped with the felting needle 8 that is used for carrying out defoaming treatment to the feed liquid level, 5 bottoms of the concentrator jar body are equipped with leakage fluid dram 9.
In the second embodiment, referring to fig. 2, in order to enable the floating rod 7 to slide up and down along the rotating shaft 3 along the height of the liquid level of the feed liquid, a through hole 11 matched with the rotating shaft 3 is formed in the middle of the floating rod 7, and in order to enable the rotating shaft 3 to drive the floating rod 7 to rotate along with the rotating shaft 3 in the rotating process so as to defoam the liquid level of the feed liquid, a convex rib 10 axially arranged along the rotating shaft 3 is formed on the shaft body of the rotating shaft 3 at the lower part of the filter screen 4, a bayonet 12 matched with the convex rib 10 is formed in the through hole 11, the floating rod 7 rotates along with the rotating shaft 3 by using the limiting of the bayonet 12, and the plurality of puncture needles 8 on the rod body of the floating rod 7 realize the defoaming treatment on the liquid level of the feed liquid; in order to avoid that the floating rod 7 falls off from the rotating shaft 3 before the feed liquid is not injected, the lower end of the rotating shaft 3 is provided with an expanding seat 13 for limiting and blocking the floating rod 7.
In the third embodiment, referring to fig. 2, in order to make the plurality of puncturing needles 8 on the rod body of the floating rod 7 completely and effectively perform the defoaming treatment on the liquid level of the feed liquid, the plurality of puncturing needles 8 are disposed at the lower portion and both sides of the rod body of the floating rod 7, wherein the plurality of puncturing needles 8 at both sides of the rod body of the floating rod 7 are distributed in a staggered manner.
In the fourth embodiment, referring to fig. 4, after the filter screen 4 performs the screen separation and defoaming treatment on the foam in the steam, the slag in the foam is easily adhered to the filter screen 4, which affects the product quality, in order to enable the slag on the filter screen 4 to drop the feed back again and perform sufficient concentration and distillation, an annular support plate 21 is disposed at the upper portion of the inner cavity of the concentrator tank 5, the filter screen 4 is fixedly mounted at the upper portion of the annular support plate 21 through a plurality of elastic members 20, the elastic members 20 can be springs or elastic telescopic rods, a connection ring 21 is disposed at the middle portion of the filter screen 4, the rotating shaft 3 penetrates through the filter screen 4 through the inner ring of the connection ring 21 in a sealing manner, a pressing member 18 is disposed at the upper portion of the connection ring 21, a shaft body of the rotating shaft 3 at the upper portion of the pressing member 18 is provided with a pressing rod 17, the rotating shaft 4 drives the pressing rod 17 to rotate to continuously and intermittently press the pressing down the pressing member 18 to make it repeatedly sink and reset, so as to drive the filter screen 4 to vibrate, the material residues adhered to the filter screen 4 can be shaken back into the material liquid along with the vibration of the filter screen 4, and secondary concentration distillation is carried out, so that the quality of the product is greatly improved;
in order to enable the pressing rod 17 to effectively press the lower pressing piece 18 in the rotating process, the upper surface of the lower pressing piece 18 is of a cambered surface structure with a high middle part and two low sides, in order to ensure the stability of the filter screen 4 in the vibrating process, the upper part of the connecting ring 21 is uniformly provided with the two lower pressing pieces 18, the shaft body of the rotating shaft 4 is provided with the two corresponding pressing rods 17, and in the actual use process, the vibration frequency of the filter screen 4 can be adjusted by adding the lower pressing pieces 18 or the pressing rods 17.
The utility model is not described in detail in the prior art, and it is apparent to a person skilled in the art that the utility model is not limited to details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims concerned.
Claims (6)
1. The utility model provides a defoaming device for negative pressure concentrator, includes the concentrator jar body (5), its characterized in that: one side of the upper part of the concentrator tank body (5) is provided with a steam outlet (2), one side of the concentrator tank body (5) is provided with a liquid inlet (6) which can realize that the liquid flows into the tank body along the inner wall of the concentrator tank body (5), the upper part of the inner cavity of the concentrator tank body (5) is provided with a filter screen (4) used for isolating the foam of the liquid, the upper part of the concentrator tank body (5) is provided with a motor (1), the output end of the motor (1) is fixedly connected with a rotating shaft (3) which stretches into the concentrator tank body (5), the rotating shaft (3) penetrates through the filter screen (4) in a sealing way, a floating rod (7) with the density smaller than that of the liquid is arranged on the shaft body of the rotating shaft (3) at the lower part of the filter screen (4), the floating rod (7) axially moves upwards and downwards along with the height of the liquid level of the liquid and rotates along with the rotating shaft (3) to drive the liquid level of the liquid to rotate on the liquid level of the liquid, the floating rod (7) is provided with a puncture needle (8) used for defoaming treatment of the liquid level of the liquid, the bottom of the concentrator tank body (5) is provided with a liquid outlet (9).
2. The defoaming device for a negative pressure concentrator according to claim 1, wherein: the inner of inlet (6) is equipped with water conservancy diversion baffle (14) that leads the feed liquid, forms opening (15) down along with inlet (6) lower part between the face, and opening (15) lower part face is cambered surface (16), and the one end and inlet (6) lower part face parallel and level of cambered surface (16), the other end and the concentrator jar body (5) inner wall parallel and level of cambered surface (16).
3. The defoaming device for a negative pressure concentrator according to claim 1, wherein: the shaft body of the rotating shaft (3) at the lower part of the filter screen (4) is provided with a convex edge (10) which is arranged along the axial direction of the rotating shaft (3), the floating rod (7) is provided with a through hole (11) which is in sliding fit with the rotating shaft (3), the through hole (11) is provided with a bayonet (12) which is matched with the convex edge (10), and the lower end of the rotating shaft (3) is provided with an expanding seat (13) which is used for limiting and blocking the floating rod (7).
4. The defoaming device for a negative pressure concentrator according to claim 1, wherein: the lower part and two sides of the floating rod (7) are provided with a plurality of prickers (8), and the plurality of prickers (8) on two sides of the rod body are distributed in a staggered way.
5. The defoaming device for a negative pressure concentrator according to claim 1, wherein: the upper portion of the inner cavity of the concentrator tank body (5) is provided with an annular support plate (21), the filter screen (4) is arranged on the upper portion of the annular support plate (21), the middle portion of the filter screen (4) is provided with a connecting ring (19), and the rotating shaft (3) penetrates through the filter screen (4) in a sealing mode through the inner ring of the connecting ring (19).
6. The defoaming device for a negative pressure concentrator according to claim 5, wherein: the filter screen (4) is fixedly connected with the annular support plate (21) through a plurality of elastic pieces (20), a pressing piece (18) is arranged on the upper surface of the connecting ring (19), a pressing rod (17) is arranged on the shaft body of the rotating shaft (3) on the upper portion of the pressing piece (18), and the rotating shaft (3) drives the pressing rod (17) to rotate to continuously and intermittently press down the pressing piece (18) so as to enable the pressing piece to repeatedly sink and reset, so that the filter screen (4) is driven to vibrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121965203.6U CN215939026U (en) | 2021-08-20 | 2021-08-20 | Defoaming device for negative pressure concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121965203.6U CN215939026U (en) | 2021-08-20 | 2021-08-20 | Defoaming device for negative pressure concentrator |
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| Publication Number | Publication Date |
|---|---|
| CN215939026U true CN215939026U (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121965203.6U Active CN215939026U (en) | 2021-08-20 | 2021-08-20 | Defoaming device for negative pressure concentrator |
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| CN (1) | CN215939026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318121A (en) * | 2022-10-14 | 2022-11-11 | 江苏永凯化学有限公司 | Emulsification equipment is used in pesticide suspending agent production |
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2021
- 2021-08-20 CN CN202121965203.6U patent/CN215939026U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318121A (en) * | 2022-10-14 | 2022-11-11 | 江苏永凯化学有限公司 | Emulsification equipment is used in pesticide suspending agent production |
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