CN114608273B - Air filtering and drying device for producing beta-aminopropionic acid - Google Patents
Air filtering and drying device for producing beta-aminopropionic acid Download PDFInfo
- Publication number
- CN114608273B CN114608273B CN202210257606.8A CN202210257606A CN114608273B CN 114608273 B CN114608273 B CN 114608273B CN 202210257606 A CN202210257606 A CN 202210257606A CN 114608273 B CN114608273 B CN 114608273B
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- bevel gear
- plate
- cotton layer
- partition plate
- extrusion
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/14—Drying solid materials or objects by processes not involving the application of heat by applying pressure, e.g. wringing; by brushing; by wiping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The utility model provides an air filter drying device for producing beta-aminopropionic acid, including the drying pot, set up the air inlet in the drying pot bottom and set up the gas vent in the drying pot upper end, the air inlet goes out to be equipped with down the baffle, gas vent department is equipped with the baffle down, be equipped with the mesh on baffle and the last baffle, lower baffle and last baffle center are equipped with the round hole, be equipped with first pivot in the round hole, it is the cotton layer to go up the baffle below, the cotton layer fixed connection of absorption is in first pivot, first pivot bottom is equipped with first umbrella tooth, the drying pot bottom is equipped with the motor, the motor passes through the reduction gears and connects the second pivot, be equipped with the second umbrella tooth in the second pivot, be equipped with the breach on the second umbrella tooth, first umbrella tooth and second umbrella tooth meshing are equipped with extrusion mechanism in the drying pot, extrusion mechanism below is through elevating system control lift, extrude the cotton layer of absorption. The air circulation and the extrusion drainage are simultaneously carried out, the extrusion drainage is continuously changed in position, so that the water retention in the adsorption cotton layer is less, and the air drying effect is good.
Description
Technical Field
The utility model belongs to the technical field of drying, and particularly relates to an air filtering and drying device for producing beta-aminopropionic acid.
Background
The beta-alanine colorless crystals are easily soluble in water, slightly soluble in ethanol, insoluble in diethyl ether and acetone, and slightly harmful to water. Biologically produced beta-alanine contains sour taste.
The existing water absorption through the absorbent cotton layer is used for drying air, for example, the utility model of the prior application, publication number: CN110152459a, discloses an air filtration drying device for producing beta-aminopropionic acid, utilizes the periodic up-and-down motion of extrusion pole, drives the stripper plate and extrudes the cotton layer of absorption, can effectually extrude the moisture that adsorbs in the cotton layer of absorption, guarantees the water absorption of cotton layer of absorption to guaranteed the water absorption efficiency of every layer of cotton layer of absorption, improved holistic filtration drying efficiency.
The cotton layer of absorption in this scheme absorbs water and dries, can be detained moisture in the cotton layer of absorption for the water absorption reduces, and the air is through the cotton layer of absorption of filling moisture, and drying effect variation still probably brings out moisture, makes exhaust air become moist, and for this, need not be incessantly to the cotton layer of absorption extrude, but extruded in-process, the sponge is compressed, can't realize the circulation of air.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model aims to provide an air filtering and drying device for producing beta-aminopropionic acid, which improves the drying efficiency.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides an air filter drying device for producing beta-aminopropionic acid, includes the drying cylinder, sets up the air inlet in the drying cylinder bottom and sets up the gas vent in the drying cylinder upper end, the air inlet goes out to be equipped with down the baffle, gas vent department is equipped with the baffle, be equipped with the mesh on baffle and the last baffle down, baffle and last baffle center are equipped with the round hole down, are equipped with first pivot in the round hole, go up the baffle below and be the absorbent cotton layer, absorbent cotton layer fixed connection is in first pivot, first pivot bottom is equipped with first umbrella tooth, the drying cylinder bottom is equipped with the motor, and the motor passes through the reducing gear and connects the second pivot, be equipped with the second umbrella tooth in the second pivot, be equipped with the breach on the second umbrella tooth, first umbrella tooth and second umbrella tooth meshing are equipped with extrusion mechanism in the drying cylinder, the extrusion mechanism below is through elevating system control lift, extrudees absorbent cotton layer.
The utility model further discloses the following technology:
preferably, the absorbent cotton layer is internally provided with a spring.
Preferably, the lower partition plate and the upper partition plate have the same structure, and are uniformly divided into four sector parts along a central round hole, wherein two sector parts are mesh plates, two sector parts are sealing plates, and the mesh plates and the sealing plates are arranged at intervals to form a complete lower partition plate or an upper partition plate.
Preferably, the cross-shaped vertical partition plates are arranged in the adsorption cotton layer and uniformly divide the adsorption cotton layer into four equal parts, the gaps of the second umbrella teeth occupy 3/4 of the circumference, the second umbrella teeth rotate for one circle, and the first umbrella teeth rotate for 1/4.
Preferably, a shielding cover is arranged above the lower partition plate, the shielding cover is distributed above the sealing plate, the top of the shielding cover is opened, the shielding cover is correspondingly arranged below the absorbent cotton layer, and the extrusion mechanism is positioned in the shielding cover.
Preferably, the extruding mechanism comprises an upper extruding plate and a lower extruding plate, a connecting rod is arranged between the upper extruding plate and the lower extruding plate, a perforation is arranged on the lower extruding plate, the lifting mechanism comprises a third bevel gear arranged on a second rotating shaft, a third rotating shaft connected with a lower isolating plate in a rotating mode is arranged on a sealing plate of the lower isolating plate, a fourth bevel gear is arranged at the bottom end of the third rotating shaft and meshed with the third bevel gear, a notch is arranged on the third bevel gear, the notch of the third bevel gear occupies 1/4 of the circumference, the third bevel gear rotates for one circle, the fourth bevel gear rotates for 3/4, the notch of the third bevel gear is not overlapped with the notch of the second bevel gear, namely, when the first bevel gear drives the second bevel gear to rotate, the notch of the third bevel gear is opposite to the fourth bevel gear, a multifilament groove is arranged on the side wall of the top of the third rotating shaft, and a lug is arranged in the perforation of the lower extruding plate and matched with the reciprocating wire groove.
Preferably, the third bevel gear rotates one circle, the fourth bevel gear rotates 3/4, and the 3/4 stroke of the fourth bevel gear drives the lower extrusion plate to reciprocate up and down once.
Compared with the prior art, the utility model has the following technical effects:
according to the utility model, the partition, the isolation cover and the cross-shaped vertical partition of the lower partition plate and the upper partition plate are utilized, when the first umbrella tooth drives the second umbrella tooth to rotate, the third umbrella tooth notch is opposite to the fourth umbrella tooth, the adsorption cotton layer is driven to rotate by 1/4, the position of the adsorption cotton layer is intermittently changed, the third umbrella tooth drives the fourth umbrella tooth to rotate, the extrusion mechanism performs extrusion drainage on the adsorption cotton layer, air circulation and extrusion drainage are simultaneously performed, and the partition is performed, the two are not mutually interfered, the position extrusion drainage is continuously changed, and therefore, the water retention in the adsorption cotton layer is less, and the air drying effect is good.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art;
FIG. 1 is a schematic cross-sectional front view of the overall structure of a drying tank;
FIG. 2 is a schematic view of a lower or upper spacer plate structure;
FIG. 3 is a schematic diagram of the structure of an absorbent cotton layer;
FIG. 4 is a schematic view of the structure of the isolation cover arranged inside the drying tank;
FIG. 5 is a schematic view of the structure of the pressing mechanism;
the reference numerals in the figures illustrate: 10. a drying tank; 11. an air inlet; 12. an exhaust port; 13. a lower partition plate; 14. an upper partition plate; 15. a first rotating shaft; 16. adsorbing a cotton layer; 17. a first bevel gear; 18. a motor; 19. a speed reducing mechanism; 20. a second rotating shaft; 21. a second bevel gear; 22. a spring; 23. a mesh plate; 24. a sealing plate; 25. cross vertical partition board; 26. an isolation cover; 27. an upper pressing plate; 28. a lower squeeze plate; 29. a connecting rod; 30. perforating; 31. a third bevel gear; 32. a third rotating shaft; 33. fourth umbrella teeth; 34. feeding the yarn into a multifilament trough; 35. a bump; 36. and a round hole.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the present utility model is further explained below with reference to the specific drawings.
It will be understood that when an element is referred to as being "fixed to" another element in this disclosure, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Embodiment 1, as shown in fig. 1-5, the utility model provides an air filtering and drying device for producing beta-aminopropionic acid, which comprises a drying tank 10, an air inlet 11 arranged at the bottom of the drying tank 10 and an air outlet 12 arranged at the upper end of the drying tank 10, wherein the air inlet 11 is provided with a lower partition plate 13, an upper partition plate 14 is arranged at the air outlet 12, meshes are arranged on the lower partition plate 13 and the upper partition plate 14, round holes 36 are arranged in the centers of the lower partition plate 13 and the upper partition plate 14, a first rotating shaft 15 is arranged in the round holes 36, an absorbent cotton layer 16 is arranged below the upper partition plate 14, the absorbent cotton layer 16 is fixedly connected to the first rotating shaft 15, a first umbrella tooth 17 is arranged at the bottom of the first rotating shaft 15, a motor 18 is arranged at the bottom of the drying tank 10, the motor 18 is connected with a second rotating shaft 20 through a speed reducing mechanism 19, a second umbrella tooth 21 is arranged on the second rotating shaft 20, gaps are arranged on the second umbrella tooth 21, the first umbrella tooth 17 and the second umbrella tooth 21 are meshed, an extruding mechanism is arranged in the drying tank 10, and the absorbent cotton layer 16 is extruded by controlling the lifting mechanism. When the extrusion mechanism extrudes the absorbent cotton layer 16, the notch of the first umbrella tooth 17 is opposite to the second umbrella tooth 21, the absorbent cotton layer 16 stops rotating, after extrusion, the lifting mechanism controls the extrusion mechanism to descend, the extrusion mechanism is separated from the absorbent cotton layer 16, meanwhile, the second rotation rotates to drive the tooth opening of the first umbrella tooth 17 to be meshed with the second umbrella tooth 21, the absorbent cotton layer 16 is driven to rotate, and transposition waits for next extrusion drainage.
The absorbent cotton layer 16 houses a spring 22. The resilience of the sponge is crossed, and for this purpose, the spring 22 is additionally arranged, and the spring 22 can drive the adsorption cotton layer 16 to rebound rapidly after the extrusion mechanism is separated from the adsorption cotton layer 16, so that air circulation is facilitated.
The lower partition plate 13 and the upper partition plate 14 have the same structure, and are uniformly divided into four sector parts along a central round hole 36, wherein two sector parts are mesh plates 23, two sector parts are sealing plates 24, and the mesh plates 23 and the sealing plates 24 are arranged at intervals to form a complete lower partition plate 13 or an upper partition plate 14. The mesh plate 23 facilitates air circulation, and the sealing plate 24 facilitates extrusion drainage.
The inside of the adsorption cotton layer 16 is provided with a cross-shaped vertical partition plate 25 which uniformly divides the adsorption cotton layer 16 into four equal parts, the gap of the second umbrella tooth 21 occupies 3/4 of the circumference, the second umbrella tooth 21 rotates for one circle, and the first umbrella tooth 17 rotates for 1/4.
And a shielding cover 26 is arranged above the lower partition plate 13, the shielding cover 26 is distributed above the sealing plate 24, the top of the shielding cover 26 is open, the shielding cover is correspondingly arranged below the absorbent cotton layer 16, and the extrusion mechanism is positioned in the shielding cover 26.
The shield 26 of the present utility model is overlapped in cross section with the edge of the seal plate 24. The adsorption cotton layer 16 is internally provided with a cross-shaped vertical partition plate 25 which divides the adsorption cotton layer 16 into four equal-divided fan-shaped structures, and a space formed by the isolation cover 26 is right corresponding to the lower part of each equal-divided fan-shaped structure.
The extruding mechanism comprises an upper extruding plate 27 and a lower extruding plate 28, a connecting rod 29 is arranged between the upper extruding plate 27 and the lower extruding plate 28, a through hole 30 is arranged on the lower extruding plate 28, the lifting mechanism comprises a third bevel gear 31 arranged on a second rotating shaft 20, a third rotating shaft 32 connected with the lower isolating plate sealing plate 24 in a rotating mode is arranged at the bottom end of the third rotating shaft 32, a fourth bevel gear 33 is arranged at the bottom end of the third rotating shaft 32, the fourth bevel gear 33 is meshed with the third bevel gear 31, a notch is arranged on the third bevel gear 31, the notch of the third bevel gear 31 occupies 1/4 of the circumference, the third bevel gear 31 rotates for one circle, the fourth bevel gear 33 rotates for 3/4, the notch of the third bevel gear 31 and the notch of the second bevel gear 21 do not overlap, namely, when the first bevel gear 17 drives the second bevel gear 21 to rotate, the notch of the third bevel gear 31 is opposite to the fourth bevel gear 33, when the third bevel gear 31 drives the fourth bevel gear 33 to rotate, the notch of the first bevel gear 17 is opposite to the second bevel gear 21, the third bevel gear 31 is provided with a multifilament lug 35 matched with the multifilament groove 35 in the top of the multifilament plate 28.
The third bevel gear 31 rotates one circle, the fourth bevel gear 33 rotates 3/4, and the 3/4 stroke of the fourth bevel gear 33 drives the lower extrusion plate 28 to reciprocate up and down once. The extrusion process of the absorbent cotton layer 16 and the rotation process of the absorbent cotton layer 16 are not interfered with each other, and are alternately performed.
In the present utility model, the upper squeeze plate 27 is a plate body with water permeable holes, and the tank body of the drying tank 10 in the isolation cover 26 is provided with a water outlet.
Example 2: the working principle is as follows:
the motor 18 is connected with an external power supply, the motor 18 is turned on, the motor 18 drives the second rotating shaft 20 to rotate, the second rotating shaft 20 drives the second umbrella tooth 21 and the third umbrella tooth 31 to rotate, the first umbrella tooth 17 is meshed with the second umbrella tooth 21, and the fourth umbrella tooth 33 is meshed with the third umbrella tooth 31;
one of the fan-shaped structures of the absorbent cotton layer 16 corresponds to the lower part of the sealing plate 24 of the upper partition plate 14, namely the other adjacent fan-shaped structure corresponds to the lower part of the mesh plate 23 of the upper partition plate 14, the fourth umbrella teeth 33 are meshed with the third umbrella teeth 31 and driven to rotate, the third rotating shaft 32 rotates, the multifilament groove 34 is arranged on the side wall of the top of the third rotating shaft 32, the protruding block 35 is arranged in the through hole 30 of the lower extrusion plate 28 and matched with the multifilament groove 34, the third rotating shaft 32 rotates to drive the upper extrusion plate 28 to reciprocate up and down, thereby driving the upper extrusion plate 27 to extrude one fan-shaped structure below the sealing plate 24 of the absorbent cotton layer 16,
the third bevel gear 31 is provided with a notch, the notch of the third bevel gear 31 occupies 1/4 of the circumference, the third bevel gear 31 rotates one circle, the fourth bevel gear 33 rotates 3/4, the 3/4 stroke of the fourth bevel gear 33 drives the lower extrusion plate 28 to reciprocate up and down once and extrude once, under the condition that the notch is opposite to the fourth bevel gear 33, short stop occurs, in the stop process, the second rotating shaft 20 also rotates, because the notch of the third bevel gear 31 is not overlapped with the notch of the second bevel gear 21, namely, when the first bevel gear 17 drives the second bevel gear 21 to rotate, the notch of the third bevel gear 31 is opposite to the fourth bevel gear 33, when the third bevel gear 31 drives the fourth bevel gear 33 to rotate, the notch of the first bevel gear 17 is opposite to the second bevel gear 21, the second bevel gear 21 drives the first bevel gear 17 to intermittently rotate, namely, the adsorption cotton layer 16 is driven to intermittently rotate, and the extrusion is stopped in the extrusion process.
The foregoing has outlined and described the basic principles, main features and features of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (2)
1. An air filter drying device for producing beta-aminopropionic acid, includes the drying pot, sets up the air inlet in the drying pot bottom and sets up the gas vent in the drying pot upper end, its characterized in that: the air inlet is provided with a lower partition plate, the air outlet is provided with an upper partition plate, meshes are formed in the lower partition plate and the upper partition plate, round holes are formed in the centers of the lower partition plate and the upper partition plate, a first rotating shaft is arranged in the round holes, an adsorption cotton layer is arranged below the upper partition plate and fixedly connected to the first rotating shaft, a first bevel gear is arranged at the bottom of the first rotating shaft, a motor is arranged at the bottom of the drying tank and connected with a second rotating shaft through a speed reducing mechanism, a second bevel gear is arranged on the second rotating shaft, a notch is formed in the second bevel gear, the first bevel gear is meshed with the second bevel gear, an extrusion mechanism is arranged in the drying tank, and lifting of the lower part of the extrusion mechanism is controlled by a lifting mechanism to extrude the adsorption cotton layer;
the lower partition plate and the upper partition plate have the same structure and are uniformly divided into four sector parts along a central round hole, wherein the two sector parts are mesh plates, the two sector parts are sealing plates, and the mesh plates and the sealing plates are arranged at intervals to form a complete lower partition plate or an upper partition plate;
the cross-shaped vertical partition plates are arranged in the adsorption cotton layer and uniformly divide the adsorption cotton layer into four equal parts, gaps of the second umbrella teeth occupy 3/4 of the circumference, the second umbrella teeth rotate for one circle, and the first umbrella teeth rotate for 1/4;
the upper part of the lower partition plate is provided with an isolation cover, the isolation cover is distributed above the sealing plate, the top of the isolation cover is provided with an opening, the isolation cover is correspondingly arranged below the absorbent cotton layer, and the extrusion mechanism is positioned in the isolation cover;
the extrusion mechanism comprises an upper extrusion plate and a lower extrusion plate, a connecting rod is arranged between the upper extrusion plate and the lower extrusion plate, a perforation is arranged on the lower extrusion plate, the lifting mechanism comprises a third bevel gear arranged on a second rotating shaft, a lower isolation plate sealing plate is connected with the third rotating shaft in a rotating mode, a fourth bevel gear is arranged at the bottom end of the third rotating shaft and meshed with the third bevel gear, a notch is arranged on the third bevel gear, the notch of the third bevel gear occupies 1/4 of the circumference, the third bevel gear rotates for one circle, the fourth bevel gear rotates for 3/4, the notch of the third bevel gear is not overlapped with the notch of the second bevel gear, namely, when the first bevel gear drives the second bevel gear to rotate, the notch of the third bevel gear is opposite to the fourth bevel gear, a convex block is arranged in the perforation of the lower multifilament plate, and is matched with the convex block;
the third bevel gear rotates for one circle, the fourth bevel gear rotates for 3/4, and the 3/4 stroke of the fourth bevel gear drives the lower extrusion plate to reciprocate up and down once.
2. An air filtration and drying apparatus for producing beta-aminopropionic acid according to claim 1, wherein: the adsorption cotton layer is internally provided with a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257606.8A CN114608273B (en) | 2022-03-16 | 2022-03-16 | Air filtering and drying device for producing beta-aminopropionic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257606.8A CN114608273B (en) | 2022-03-16 | 2022-03-16 | Air filtering and drying device for producing beta-aminopropionic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114608273A CN114608273A (en) | 2022-06-10 |
| CN114608273B true CN114608273B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210257606.8A Active CN114608273B (en) | 2022-03-16 | 2022-03-16 | Air filtering and drying device for producing beta-aminopropionic acid |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115779459B (en) * | 2022-11-22 | 2023-11-14 | 安徽海华科技集团有限公司 | System and process for removing acetone after crystallization of synthetic L-menthol solvent |
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| CN102755778A (en) * | 2012-07-27 | 2012-10-31 | 山西易通环能科技集团有限公司 | Full-automatic sewage filter device |
| CN109603382A (en) * | 2018-11-21 | 2019-04-12 | 浙江英科新能源有限公司 | A kind of gas-liquid separation device |
| CN110152459A (en) * | 2019-05-05 | 2019-08-23 | 安庆市鑫富化工有限责任公司 | It is a kind of for producing the air filtration drying device of Beta-alanine |
| CN113692163A (en) * | 2021-08-30 | 2021-11-23 | 重庆鑫杰力科技有限公司 | Airborne data transmission remote measuring receiver based on network operation service |
| CN214949096U (en) * | 2021-04-28 | 2021-11-30 | 南京天人环保设备有限公司 | Solar power generation type burning torch |
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2022
- 2022-03-16 CN CN202210257606.8A patent/CN114608273B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755778A (en) * | 2012-07-27 | 2012-10-31 | 山西易通环能科技集团有限公司 | Full-automatic sewage filter device |
| CN109603382A (en) * | 2018-11-21 | 2019-04-12 | 浙江英科新能源有限公司 | A kind of gas-liquid separation device |
| CN110152459A (en) * | 2019-05-05 | 2019-08-23 | 安庆市鑫富化工有限责任公司 | It is a kind of for producing the air filtration drying device of Beta-alanine |
| CN214949096U (en) * | 2021-04-28 | 2021-11-30 | 南京天人环保设备有限公司 | Solar power generation type burning torch |
| CN113692163A (en) * | 2021-08-30 | 2021-11-23 | 重庆鑫杰力科技有限公司 | Airborne data transmission remote measuring receiver based on network operation service |
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| CN114608273A (en) | 2022-06-10 |
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