CN111001175A - A chemical evaporator with secondary evaporation function - Google Patents
A chemical evaporator with secondary evaporation function Download PDFInfo
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- CN111001175A CN111001175A CN201911209384.7A CN201911209384A CN111001175A CN 111001175 A CN111001175 A CN 111001175A CN 201911209384 A CN201911209384 A CN 201911209384A CN 111001175 A CN111001175 A CN 111001175A
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- 238000001704 evaporation Methods 0.000 title claims abstract description 110
- 230000008020 evaporation Effects 0.000 title claims abstract description 105
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 79
- 238000001816 cooling Methods 0.000 claims abstract description 70
- 238000003756 stirring Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000002425 crystallisation Methods 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012824 chemical production Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/26—Multiple-effect evaporating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0031—Evaporation of components of the mixture to be separated by heating
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses a chemical evaporator with a secondary evaporation function, which comprises a first evaporation box, wherein an exhaust pipe is communicated and arranged on the side wall of the first evaporation box, a first heating mechanism is arranged in the side wall of the first evaporation box, the upper end of the first evaporation box is fixedly connected with a driving mechanism, a stirring mechanism is rotatably arranged on the top surface of the first evaporation box in a penetrating manner, the driving end of the stirring mechanism is positioned in the driving mechanism, the first heating mechanism is communicated and provided with a heating mechanism, the cold air end of the heating machine is communicated and provided with a cooling mechanism, the cooling mechanism is communicated and arranged with the exhaust pipe, the cooling mechanism is communicated and arranged with the cold air end of the heating mechanism, the air outlet end of the cooling mechanism is communicated and arranged with the driving mechanism, the lower end of the cooling mechanism is fixedly connected with a second evaporation box, and the second evaporation box. The invention not only has the function of secondary evaporation, but also can utilize the airflow to drive the stirring mechanism to stir the evaporated liquid, thereby improving the evaporation efficiency.
Description
Technical Field
The invention relates to the technical field of evaporators, in particular to a chemical evaporator with a secondary evaporation function.
Background
The evaporator is a concentration device frequently used in chemical production, the heat required by evaporation is provided by heating the liquid in the evaporation chamber, the liquid is promoted to boil and vaporize, the evaporation chamber completely separates gas phase from liquid phase, and then the gas phase is condensed by the condenser, thereby achieving the purpose of concentration and even crystallization.
However, in the production process, a large amount of airflow is taken away by the fine crystals in part in the evaporation process, in addition, condensed water is easily formed by heat exchange of the evaporated gas on the top surface of the evaporation box and the external cold air, and the condensed water drips into the material of evaporation crystallization after evaporation is finished, so that the crystallization is incomplete.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a chemical evaporator with a secondary evaporation function.
In order to achieve the purpose, the invention adopts the following technical scheme:
a chemical evaporator with a secondary evaporation function comprises a first evaporation box, wherein an exhaust pipe is communicated with and arranged on the side wall of the first evaporation box, a first heating mechanism is arranged in the side wall of the first evaporation box, a driving mechanism is fixedly connected to the upper end of the first evaporation box, a stirring mechanism is rotatably arranged on the top surface of the first evaporation box in a penetrating manner, the driving end of the stirring mechanism is positioned in the driving mechanism, a heating mechanism is communicated with and arranged on the first heating mechanism, a cooling mechanism is communicated with and arranged at the cold air end of the heating machine, the cooling mechanism is communicated with the exhaust pipe, the cooling mechanism is communicated with and arranged at the cold air end of the heating mechanism, the air outlet end of the cooling mechanism is communicated with and arranged on the driving mechanism, a second evaporation box is fixedly connected to the lower end of the cooling mechanism, and the second evaporation box is communicated with and arranged at the liquid outlet end, and a second heating mechanism is arranged in the side wall of the second evaporation box, the air inlet end of the second heating mechanism is communicated with the heating mechanism, and the air outlet end of the second heating mechanism is communicated with the driving mechanism.
Preferably, first heating mechanism is including setting up the first heating chamber in first evaporating case lateral wall, the top surface intercommunication in first heating chamber is provided with first air duct, the end of giving vent to anger of first air duct sets up with actuating mechanism intercommunication, first heating mechanism sets up with the mechanism intercommunication that generates heat.
Preferably, rabbling mechanism is including rotating the rotation axis that runs through first evaporation tank top surface and set up, is located two L type scraper blades of fixedly connected with on the rotation axis lateral wall in the first evaporation tank, many puddlers of fixedly connected with on the lateral wall of the rotation axis of L type scraper blade below are located coaxial fixedly connected with ring on the rotation axis in the actuating mechanism, fixedly connected with polylith baffle on the annular lateral wall of ring.
Preferably, actuating mechanism includes the annular column of fixed connection in first evaporating case upper end, be equipped with annular chamber in the annular column, annular chamber and the inlet end intercommunication setting of first air duct, cooling mechanism and second heating mechanism all set up with annular chamber intercommunication, the intercommunication is provided with a plurality of jet-propelled pipes on annular chamber's the annular inner wall.
Preferably, the mechanism that generates heat includes the second air duct that first heating chamber is linked together, the intercommunication is provided with vortex tube and third air duct on the second air duct, the end of giving vent to anger of third air duct sets up with second heating mechanism intercommunication, the air conditioning end intercommunication of vortex tube is provided with the fourth air duct, the fourth air duct sets up with cooling mechanism intercommunication.
Preferably, the cooling mechanism includes fixed connection in the cooling plate of second evaporation case upper end, be equipped with the cooling chamber in the cooling plate, the cooling chamber sets up with the end intercommunication of giving vent to anger of fourth air duct, the cooling intracavity is equipped with rather than assorted cooling tube, the both ends of cooling tube set up with blast pipe and second evaporation case intercommunication respectively, the intercommunication is provided with the fifth air duct on the lateral wall in cooling chamber, the end and the annular cavity intercommunication setting of giving vent to anger of fifth air duct.
Preferably, the cooling cavity and the cooling pipe are both arranged in a spring type.
Preferably, the second heating mechanism comprises a second heating cavity arranged in the side wall of the second evaporation box, the second heating cavity is communicated with the air outlet end of the third air duct, a sixth air duct is communicated with the side wall of the second heating cavity, and the air outlet end of the sixth air duct is communicated with the annular cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can provide heat for the first evaporation and the second evaporation through the action of the vortex tube, and also can provide a cold air source for the cold air of steam, thereby effectively improving the utilization efficiency of energy sources.
2. In addition, through the arrangement of the L-shaped scraper blade, the first heating cavity and the second heating cavity, the amount of condensate water remained on the inner walls of the first evaporation box and the second evaporation box after evaporation is finished can be effectively reduced, the crystallized materials are prevented from being polluted again by the condensate water after evaporation, the purity of the crystallized materials is ensured, and meanwhile, the crystallization efficiency of evaporation can be improved through the stirring structure.
Drawings
FIG. 1 is a front perspective view of a chemical evaporator with a secondary evaporation function according to the present invention;
FIG. 2 is a top perspective view of a driving mechanism for a chemical evaporator with secondary evaporation function according to the present invention;
FIG. 3 is a perspective view of a cooling mechanism for a chemical evaporator with secondary evaporation function according to the present invention;
fig. 4 is a partially enlarged view of a portion a in fig. 1.
In the figure: the device comprises a first evaporation box 1, an exhaust pipe 2, a second evaporation box 3, a first heating cavity 4, a first air guide pipe 5, a rotating shaft 6, a 7L-shaped scraper plate, a stirring rod 8, a 9 circular ring, a baffle plate 10, an annular column 11, an annular cavity 12, an air jet pipe 13, a vortex tube 14, a second air guide pipe 15, a third air guide pipe 16, a fourth air guide pipe 17, a cooling plate 18, a cooling cavity 19, a cooling pipe 20, a fifth air guide pipe 21, a second heating cavity 22 and a sixth air guide pipe 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a chemical evaporator with secondary evaporation function comprises a first evaporation tank 1, an exhaust pipe 2 is communicated with and arranged on the side wall of the first evaporation tank 1, a first heating mechanism is arranged in the side wall of the first evaporation tank 1, a driving mechanism is fixedly connected with the upper end of the first evaporation tank 1, a stirring mechanism is rotatably arranged on the top surface of the first evaporation tank 1 in a penetrating manner, the driving end of the stirring mechanism is positioned in the driving mechanism, a heating mechanism is communicated with the first heating mechanism, a cooling mechanism is communicated with the cold air end of the heating mechanism, the cooling mechanism is communicated with the exhaust pipe 2, the cooling mechanism is communicated with the cold air end of the heating mechanism, the air outlet end of the cooling mechanism is communicated with the driving mechanism, a second evaporation tank 3 is fixedly connected with the lower end of the cooling mechanism, the second evaporation tank 3 is communicated with the liquid outlet end of the cooling mechanism, a second heating mechanism is arranged in the side wall of, the air inlet end of the second heating mechanism is communicated with the heating mechanism, and the air outlet end of the second heating mechanism is communicated with the driving mechanism.
Wherein, first heating mechanism is including setting up the first heating chamber 4 in 1 lateral wall of first evaporation case, the top surface intercommunication of first heating chamber 4 is provided with first air duct 5, the end of giving vent to anger of first air duct 5 sets up with actuating mechanism intercommunication, first heating mechanism sets up with the mechanism intercommunication that generates heat, it needs to explain, first evaporation case 1 is the annular, the top surface of first heating chamber 4 is circular setting and matches with the top surface of first evaporation case 1, prevent that the steam that rises in the first evaporation case 1 from producing the comdenstion water rather than the top surface contact, avoid causing the pollution to the material of crystallization.
Wherein, rabbling mechanism is including rotating the rotation axis 6 that runs through the setting of first evaporation case 1 top surface, be located two L type scraper blades 7 of fixedly connected with on the rotation axis 6 lateral wall in first evaporation case 1, many puddlers 8 of fixedly connected with on the lateral wall of rotation axis 6 of L type scraper blade 7 below, coaxial fixedly connected with ring 9 on the rotation axis 6 that is located actuating mechanism, fixedly connected with polylith baffle 10 on the annular lateral wall of ring 9, it is worth mentioning, rotation axis 6 rotates the top surface and the bottom setting that run through first heating chamber 4 upper portion and rotates the junction and be provided with high temperature resistant sealing rubber pad, be the inversion setting through L type scraper blade 7, can make the horizontal part of L type scraper blade 7 and the top surface counterbalance contact of first evaporation case 1, the vertical portion of L type scraper blade 7 and the vertical inner wall counterbalance contact of first evaporation case 1.
More specifically, the driving mechanism includes an annular column 11 fixedly connected to the upper end of the first evaporation tank 1, an annular chamber 12 is arranged in the annular column 11, the annular chamber 12 is communicated with the air inlet end of the first air duct 5, the cooling mechanism and the second heating mechanism are both communicated with the annular chamber 12, a plurality of air injection pipes 13 are communicated and arranged on the annular inner wall of the annular chamber 12, it should be explained that the bottom of the annular chamber 12 is in a concave shape, condensed water generated in the annular chamber 12 can be collected at the concave bottom of the annular chamber, a drain hole is formed in the side wall of the concave bottom and used for discharging the condensed water, a sealing plate is filled in the drain hole, and the sealing drainage of the annular chamber 12 is ensured during filling (the water hole and the sealing plate are not shown in the drawing).
Wherein, the mechanism of generating heat includes second air duct 15 that first heating chamber 4 is linked together, the intercommunication is provided with vortex tube 14 and third air duct 16 on the second air duct 15, the end of giving vent to anger of third air duct 16 sets up with second heating mechanism intercommunication, the air conditioning end intercommunication of vortex tube 14 is provided with fourth air duct 17, fourth air duct 17 sets up with cooling mechanism intercommunication, it needs to explain, the concrete structure and the theory of operation of vortex tube 14 are prior art, the inlet end of vortex tube 14 sets up with the end intercommunication of giving vent to anger of the air compressor among the external prior art, second air duct 15 is close to the bottom setting of the lower part of first heating chamber 4, be convenient for steam to be full of whole first heating chamber, improve heat exchange time.
Preferably, the cooling mechanism includes a cooling plate 18 fixedly connected to the upper end of the second evaporation box 3, a cooling cavity 19 is provided in the cooling plate 18, the cooling cavity 19 is communicated with the air outlet end of the fourth air duct 17, a cooling duct 20 matched with the cooling cavity 19 is provided in the cooling cavity 19, two ends of the cooling duct 20 are respectively communicated with the exhaust pipe 2 and the second evaporation box 3, a fifth air duct 21 is provided on the side wall of the cooling cavity 19, the air outlet end of the fifth air duct 21 is communicated with the annular chamber 12, it should be noted that the cold air flows from the bottom end to the upper end of the cooling cavity 19, the steam in the first evaporation box 1 flows from the upper end to the bottom end of the cooling duct 20, so that the cold air and the steam form convection, the heat exchange time can be effectively increased, the steam is rapidly condensed, the water flow is converged in the cooling duct 20, the cooling duct 20 is disposed in an inclined manner at, the inlet end of the air flow is slightly higher than the outlet end of the air flow, so that the water flow and the air flow move in the same direction, the water flow enters the second evaporation box 3, and the cooling cavity 19 and the cooling pipe 20 are both arranged in a spring mode.
Preferably, the second heating mechanism comprises a second heating chamber 22 arranged in the side wall of the second evaporation box 3, the second heating chamber 22 is communicated with the air outlet end of the third air duct 16, the side wall of the second heating chamber 22 is communicated with a sixth air duct 23, the air outlet end of the sixth air duct 23 is communicated with the annular chamber 12, it should be noted that the second evaporation box 3 is annular, the top surface of the second heating chamber 22 is circularly arranged and matched with the top surface of the second evaporation box 3, so as to prevent the rising steam in the first evaporation box 1 from contacting with the top surface thereof to generate condensed water, and avoid polluting crystallized materials, in addition, the air outlet end of the third air duct 16 is arranged near the bottom of the lower part of the second heating chamber 22, the sixth air duct 23 is arranged near the top surface of the upper part of the second heating chamber 22, which is beneficial to improve the heat exchange time, the specific structures of the first evaporation box 1 and the second evaporation box 3 are the prior art, can realize reinforced and get the material.
In the invention, hot gas generated by the vortex tube 14 respectively enters the first heating cavity 4 and the second heating cavity 22 to raise a heat source, the first evaporation box 1 and the second evaporation box 3 can be respectively heated, so that liquid in the first evaporation box can be evaporated and crystallized, finally the hot gas respectively enters the annular chamber 12 through the first gas guide tube 5 and the sixth gas guide tube 23, the generated cold gas enters the cooling cavity 19, the liquid in the first evaporation box 1 can be evaporated due to heating, water vapor enters the annular chamber 12 through the fifth gas guide tube 21, the gas flow entering the annular chamber 12 is ejected through the gas ejecting tube 13 and acts on the baffle plate 10 arranged perpendicular to the gas ejecting tube 13, and then enough driving force can be generated on the rotating shaft 6 to rotate the rotating shaft 6 to drive the stirring rod 8 and the L-shaped scraper 7 to rotate, the rotation of the stirring rod 8 can stir the evaporated liquid, make the liquid of evaporation be heated and be, be convenient for rapid evaporation, do benefit to and improve evaporation efficiency, the comdenstion water on the 1 inner wall of first evaporation case can be cleared up in the rotation of L type scraper blade 7, ensure the purity of crystallization, steam that produces in first evaporation case 1 enters into to cooling tube 20 through blast pipe 2, and with the air conditioning production convection current in the cooling chamber 19, make the rapid condensation of steam ability become the drop of water, and gather into rivers, trickle carries out the secondary evaporation in to second evaporation case 3, the steam that the evaporation produced in second evaporation case 3 is discharged through the outlet duct (not shown in the figure) with external intercommunication.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209384.7A CN111001175B (en) | 2019-12-01 | 2019-12-01 | A chemical evaporator with secondary evaporation function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911209384.7A CN111001175B (en) | 2019-12-01 | 2019-12-01 | A chemical evaporator with secondary evaporation function |
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| CN111001175A true CN111001175A (en) | 2020-04-14 |
| CN111001175B CN111001175B (en) | 2021-07-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662776A (en) * | 2020-06-16 | 2020-09-15 | 江西馨源香料有限公司 | A waste heat recovery structure for separating eucalyptus oil evaporation equipment |
| CN111925812A (en) * | 2020-07-08 | 2020-11-13 | 福建省气柜设备安装有限公司 | Coke oven gas recycling system |
| CN112271111A (en) * | 2020-10-21 | 2021-01-26 | 郑东琴 | Anti-corrosion electromagnetic relay for internal electronic element |
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| CN209612222U (en) * | 2018-12-17 | 2019-11-12 | 实友化工（扬州）有限公司 | A kind of chemical industry evaporator with secondary evaporation function |
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2019
- 2019-12-01 CN CN201911209384.7A patent/CN111001175B/en active Active
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662776A (en) * | 2020-06-16 | 2020-09-15 | 江西馨源香料有限公司 | A waste heat recovery structure for separating eucalyptus oil evaporation equipment |
| CN111925812A (en) * | 2020-07-08 | 2020-11-13 | 福建省气柜设备安装有限公司 | Coke oven gas recycling system |
| CN112271111A (en) * | 2020-10-21 | 2021-01-26 | 郑东琴 | Anti-corrosion electromagnetic relay for internal electronic element |
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| CN111001175B (en) | 2021-07-13 |
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Effective date of registration: 20210610 Address after: 256800 north of Gengju village, Binhai Town, Zhanhua District, Binzhou City, Shandong Province Applicant after: Shandong Taixing Chemical Technology Co.,Ltd. Address before: China University of mining and technology, 11 Xueyuan Luding, Haidian District, Beijing 100089 Applicant before: Li Meiyuan |
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Denomination of invention: A chemical evaporator with secondary evaporation function Effective date of registration: 20221104 Granted publication date: 20210713 Pledgee: Binzhou rural commercial bank Limited by Share Ltd. Zhanhua branch Pledgor: Shandong Taixing Chemical Technology Co.,Ltd. Registration number: Y2022980020963 |
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Granted publication date: 20210713 Pledgee: Binzhou rural commercial bank Limited by Share Ltd. Zhanhua branch Pledgor: Shandong Taixing Chemical Technology Co.,Ltd. Registration number: Y2022980020963 |
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Denomination of invention: A chemical evaporator with secondary evaporation function Granted publication date: 20210713 Pledgee: Binzhou rural commercial bank Limited by Share Ltd. Zhanhua branch Pledgor: Shandong Taixing Chemical Technology Co.,Ltd. Registration number: Y2024980004115 |
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Granted publication date: 20210713 Pledgee: Binzhou rural commercial bank Limited by Share Ltd. Zhanhua branch Pledgor: Shandong Taixing Chemical Technology Co.,Ltd. Registration number: Y2024980004115 |
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Denomination of invention: A chemical evaporator with secondary evaporation function Granted publication date: 20210713 Pledgee: Binzhou rural commercial bank Limited by Share Ltd. Zhanhua branch Pledgor: Shandong Taixing Chemical Technology Co.,Ltd. Registration number: Y2025980008663 |
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