CN210635755U - Concentrated water evaporation equipment - Google Patents
Concentrated water evaporation equipment Download PDFInfo
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- CN210635755U CN210635755U CN201921264740.0U CN201921264740U CN210635755U CN 210635755 U CN210635755 U CN 210635755U CN 201921264740 U CN201921264740 U CN 201921264740U CN 210635755 U CN210635755 U CN 210635755U
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Abstract
The utility model discloses a concentrated water evaporation equipment, concentrated water evaporation equipment includes first pipeline, pre-heating device, evaporation vessel, lead screw, hot plate, mechanical force (forcing) pump, second pipeline and third pipeline, wherein: the two or more heating plates are positioned in the evaporation container, wherein one side of the first side and the second side of each heating plate is connected with the evaporation container, and the other side of each heating plate is suspended in the air; the pair of lead screws comprises two lead screws, wherein one lead screw is positioned on the third side of the heating plate, and the other lead screw is positioned on the fourth side of the heating plate and is connected with the heating plate through a transmission nut. This technical scheme adopts the negative pressure evaporation mode, sets up the crisscross hot plate of placing of multilayer in evaporation container inside, changes the inclination of hot plate through rotating the lead screw to the velocity of flow of control dense water has thereby prolonged the evaporation time of dense water, has improved the evaporation efficiency of dense water.
Description
Technical Field
The disclosure relates to the technical field of concentrated water evaporation, in particular to concentrated water evaporation equipment.
Background
In the industrial production process, a large amount of waste water, waste liquid and other wastes are usually generated, wherein the waste water and the waste liquid can generate precipitates after being treated by a chemical method, the precipitates are generally treated according to sludge, and after a supernatant passes through a reverse osmosis system, one part of the supernatant becomes pure water to be reused for industrial production, and the other part of the supernatant becomes concentrated water.
In the prior art, concentrated water treatment methods generally adopt evaporators for treatment, and the evaporators are divided into multiple-effect evaporation, Mechanical Vapor Recompression (MVR) and the like. Vacuum degree of a certain degree is formed in the evaporator through vacuum, so that the evaporator reaches the boiling point of liquid at a lower temperature, water vapor is condensed after evaporation, the concentration of concentrated water is higher and higher, when the supersaturated state is reached, crystal salt in water is continuously separated out, when the crystal salt is separated out by a certain amount, the crystal salt is led out for centrifugation, a crystal body is subjected to external treatment, and supernatant is pumped into the evaporator to continue evaporation. Although the evaporator can realize the evaporation treatment of concentrated water, the process is complex, the operation cost is high, and the evaporation efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the related art, the utility model provides a concentrated water evaporation equipment.
Specifically, the concentrated water evaporation apparatus includes:
first pipeline, preheating device, evaporation container, lead screw, hot plate, mechanical force (forcing) pump, second pipeline and third pipeline, wherein:
the first port of the first pipeline is connected with a concentrated water outlet, the second port of the first pipeline is connected with the first port of the preheating device, and the second port of the preheating device is connected with the first port of the upper part of the evaporation container;
the concentrated water evaporation equipment comprises two or more heating plates which are positioned in the evaporation container, wherein one side of the first side and the second side of each heating plate is connected with the evaporation container, and the other side of the first side and the second side of each heating plate is suspended in the air;
the concentrated water evaporation equipment at least comprises a pair of lead screws, and the pair of lead screws comprises two lead screws, wherein one lead screw is positioned on the third side of the heating plate, and the other lead screw is positioned on the fourth side of the heating plate and is connected with the heating plate through a transmission nut;
a second port at the top of the evaporation container is connected with a first port of the second pipeline, and a second port of the second pipeline is connected with a third port of the preheating device;
the second conduit mounts the mechanical booster pump at a location proximate to a second port at the top of the vaporization vessel;
and a fourth port of the preheating device is connected with a first port of the third pipeline, and a second port of the third pipeline is a pure water outlet.
Optionally, the inside of the evaporation container further comprises a connecting plate, and the connecting plate is located between the heating plate and the transmission nut and used for increasing the stressed area between the heating plate and the transmission nut.
Optionally, the evaporation container further includes a splitter plate, and two or more water outlet holes are formed in the splitter plate, wherein a distance between any two water outlet holes is smaller than a distance between a third side and a fourth side of the heating plate.
Optionally, the third and fourth sides of the heating plate are provided with a convex structure for preventing concentrated water from flowing out from the third and fourth sides of the heating plate.
Optionally, the device further comprises a recovery device for recovering the residue precipitated from the concentrated water.
Optionally, the recycling apparatus comprises a fourth pipe and a debris removal pump, wherein:
a third port at the bottom of the evaporation container is connected with a first port of the fourth pipeline, and a second port of the fourth pipeline is a residue discharge port;
the fourth pipe mounts the debris exclusion pump at a location near the third port at the bottom of the evaporation vessel.
Optionally, the interior of the preheating device is a serpentine pipeline.
Optionally, the device further comprises a first valve, a second valve and a third valve, which are respectively used for controlling the flow of the liquid in the first pipeline, the second pipeline and the third pipeline.
Optionally, a fourth valve is further included for controlling the amount of residue discharged from the fourth pipeline.
According to the technical scheme provided by the utility model, a dense water evaporation equipment is provided, and this equipment is independent enclosure space structure, adopts the negative pressure evaporation mode, and its inside multilayer hot plate that sets up and crisscross the placing has given dense water sufficient flow time, has increased the evaporation area of dense water, and the vapor that dense water evaporation formed is the pure water through the pressurization liquefaction of second pipeline through mechanical force (forcing) pump, discharges from the third pipeline, has realized the recycle of pure water.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
Other features, objects, and advantages of the present disclosure will become more apparent from the following detailed description of non-limiting embodiments when taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 shows a schematic front view of a concentrated water evaporation device according to the present invention;
fig. 2 shows a schematic top view of a concentrated water evaporation device according to an embodiment of the present invention;
fig. 3 shows a schematic diagram of a right-view structure of a concentrated water evaporation device according to an embodiment of the present invention.
Detailed Description
Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily implement them. Also, for the sake of clarity, parts not relevant to the description of the exemplary embodiments are omitted in the drawings.
In the present invention, it is to be understood that terms such as "including" or "having," etc., are intended to indicate the presence of the disclosed features, numbers, acts, components, parts, or combinations thereof, and are not intended to preclude the possibility that one or more other features, numbers, acts, components, parts, or combinations thereof, are present or added.
It should be further noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Fig. 1 shows according to the utility model discloses a concentrated water evaporation equipment's main structure schematic view, fig. 2 shows according to the utility model discloses a concentrated water evaporation equipment's overlook structure schematic view, fig. 3 shows according to the utility model discloses a concentrated water evaporation equipment's right side is looked structure schematic view, as shown in fig. 1, 2 and 3, concentrated water evaporation equipment includes: a first pipe 1, a preheating device 2, an evaporation vessel 3, a screw 4, a heating plate 5, a mechanical pressurizing pump 6, a second pipe 7, and a third pipe 8, wherein:
a first port of the first pipeline 1 is connected with a concentrated water outlet, a second port of the first pipeline 1 is connected with a first port of the preheating device 2, and a second port of the preheating device 2 is connected with a first port at the upper part of the evaporation container 3;
the concentrated water evaporation equipment comprises two or more heating plates 5 which are positioned in the evaporation container 3, wherein one side of the first side and the second side of each heating plate 5 is connected with the evaporation container 3, and the other side of the first side and the second side is suspended in the air;
the concentrated water evaporation equipment at least comprises a pair of lead screws 4, the pair of lead screws 4 comprises two lead screws 4, wherein one lead screw 4 is positioned on the third side of the heating plate 5, and the other lead screw 4 is positioned on the fourth side of the heating plate 5 and is connected with the heating plate 5 through a transmission nut 9;
a second port at the top of the evaporation container 3 is connected with a first port of the second pipeline 7, and a second port of the second pipeline 7 is connected with a third port of the preheating device 2;
the second pipe 7 mounts the mechanical pressurizing pump 6 at a position near the second port of the top of the vaporization container 3;
and a fourth port of the preheating device 2 is connected with a first port of the third pipeline 8, and a second port of the third pipeline 8 is a pure water outlet.
According to the embodiment of the disclosure, the material, shape and size of the heating plate 5 are not specifically limited, and can be determined according to the requirement of the concentrated water yield. For example, the material of the heating plate 5 may be metal, etc., and a layer of insulating material may be added on the metal surface; the shape of the heating plate 5 may be a regular pattern or an irregular pattern, wherein the regular pattern includes polygons such as a circle, an ellipse, a triangle, a quadrangle, and a pentagon. It is to be understood that although the present disclosure is primarily described with respect to the heating plate 5 being a quadrilateral, the present disclosure is not limited thereto, but is also applicable to other shapes.
According to the embodiment of the present disclosure, the number of the heating plates 5 is two or more, and the heating plates are alternately arranged from top to bottom in the evaporation container, which will be exemplified below with the number of the heating plates being 7, but the present application is not limited thereto, as shown in fig. 1, from top to bottom of the evaporation container, wherein first sides of the first heating plate 5, the third heating plate 5, the fifth heating plate 5 and the seventh heating plate 5 are connected to the evaporation container, and second sides of the four heating plates are arranged in the air; the second sides of the second heating plate 5, the fourth heating plate 5 and the sixth heating plate 5 are connected with the evaporation container, and the second sides of the three heating plates are suspended; thereby, the concentrated water flowing through the first heating plate 5 flows to the second heating plate 5, the concentrated water flowing through the second heating plate 5 flows to the third heating plate 5, the concentrated water flowing through the third heating plate 5 flows to the fourth heating plate 5, the concentrated water flowing through the fourth heating plate 5 flows to the fifth heating plate 5, the concentrated water flowing through the fifth heating plate 5 flows to the sixth heating plate 5, and the concentrated water flowing through the sixth heating plate 5 flows to the seventh heating plate 5. The heating plates 5 are arranged in a multi-stage staggered manner, so that the flow time of the concentrated water is effectively prolonged, the flow area of the concentrated water is increased, and the evaporation efficiency of the concentrated water is improved.
According to an embodiment of the present disclosure, the side of the heating plate 5 connected to the evaporation vessel 3 may be connected to the evaporation vessel 3 in a hinge manner.
According to an embodiment of the present disclosure, a series of heating plates 5 of the same inclination direction may be equipped with one or more pairs of lead screws 4, wherein a pair of lead screws 4 comprises two lead screws 4, and a series of heating plates 5 of different inclination directions are equipped with different lead screws 4. The number of the heating plates is 7 and the number of pairs of the lead screws is 2, but the present invention is not limited thereto, and as shown in fig. 1, the first heating plate 5, the third heating plate 5, the fifth heating plate 5 and the seventh heating plate 5 have the same inclination direction, and the first pair of lead screws 4 may be provided on the four heating plates 5; the second hot plate 5, the fourth hot plate 5 and the sixth hot plate 5 have the same inclination direction, and the three hot plates 5 may be provided with a second pair of lead screws 4. Each lead screw 4 is provided with a plurality of transmission nuts 9, one heating plate 5 is matched with two or more transmission nuts 9, each heating plate 5 is respectively connected with each lead screw 4 in a pair of lead screws 4 through the transmission nuts 9, the number of the transmission nuts 9 is not specifically limited in the disclosure, for example, if one heating plate 5 is matched with two transmission nuts 9, each heating plate 5 is respectively connected with each lead screw in a pair of lead screws through two transmission nuts 9. When the screw rod rotates, the drive nuts 9 on the third side and the fourth side of the heating plate 5 simultaneously ascend or descend, so that the inclination angle of the heating plate 5 is changed, and the control of the flow rate of the concentrated water is realized.
According to the embodiment of the disclosure, the concentrated water evaporation equipment further comprises gear pairs 10 and rockers 11, wherein the number of the gear pairs 10 is consistent with the number of the lead screws 4, the number of the gear pairs 10 is not specifically limited in the disclosure, for example, if there are two pairs of lead screws 4, there are 4 gear pairs 10, the number of the rockers 11 is consistent with the number of pairs of lead screws 4, and the number of the rockers 11 is not specifically limited in the disclosure, for example, if there are two pairs of lead screws 4, there are 2 rockers 11. In the following, the number of pairs of two lead screws 4 is 2, the number of gear pairs 10 is 4, and the number of rockers 11 is 2, but the present application is not limited thereto, as shown in fig. 3, one gear pair 10 includes two gears 101 and 102 engaged with each other, and assuming that the gear 101 is mounted on the lead screw 4 and the gear 102 is mounted on the rocker 11, when two support points 20 are provided, the rocker 11 can be rotated, and the gear 102 on the rocker 11 is rotated to drive the gear 101 to rotate, thereby realizing the synchronous rotation of a pair of lead screws 4. Wherein, the two supporting points 20 can be located on the concentrated water evaporation device, and can also be located on other devices, which is not specifically limited by the present disclosure.
According to the embodiment of the present disclosure, when the inclination angle of the heating plate 5 is larger, the speed of the concentrated water flowing through the heating plate 5 is faster, i.e., the time of the concentrated water flowing through the heating plate 5 is shorter. The inclination angle of the heating plate 5 is not particularly limited in the present disclosure, and may be determined according to the actual condition of the rich water amount. For example, the inclination angle may be 0 to 45 degrees, and preferably, the inclination angle may be 5 to 30 degrees.
According to the technical scheme that this disclosed embodiment provided, provide a dense water evaporation equipment, this equipment is independent enclosure space structure, adopts the negative pressure evaporation mode, and its inside sets up multilayer hot plate 5 and staggered arrangement, has given dense water sufficient rivers time, has increased the evaporation area of dense water, and the vapor that the dense water evaporation formed is liquefied into the pure water through the pressurization of second pipeline 7 through mechanical force (forcing) pump 6, discharges from third pipeline 8, has realized the recycle of pure water.
According to the embodiment of the present disclosure, the evaporation container 3 further includes a connecting plate 12 inside, and the connecting plate 12 is located between the heating plate 5 and the transmission nut 8, and is used for increasing the force-bearing area between the heating plate 5 and the transmission nut 8. The number, material, shape and size of the connection plates 12 are not specifically limited in the present disclosure, and can be determined according to the specific application, and the number of the connection plates 12 is consistent with the number of the driving nuts 8, but the present disclosure is not limited thereto, and as shown in fig. 3, one connection plate 12 is disposed between each driving nut 8 and the heating plate 5.
According to the embodiment of the present disclosure, the evaporation container 3 further includes a splitter plate, and two or more water outlet holes are disposed on the splitter plate, wherein a distance between any two water outlet holes is smaller than a distance between the third side and the fourth side of the heating plate 5, so that the concentrated water can be prevented from flowing out of the heating plate 5. Preferably, the distance between the two outlet holes which are the farthest away may be set smaller than the distance between the third side and the fourth side of the heating plate 5.
According to the embodiment of the present disclosure, the third and fourth sides of the heating plate 5 are provided with a convex structure for preventing the concentrated water from flowing out from the third and fourth sides of the heating plate. The convex structure is not particularly limited in the present disclosure, for example, if the material of the heating plate 5 is metal, the third side and the fourth side of the heating plate 5 can be properly bent, so as to avoid that the concentrated water flows out from the third side and the fourth side of the heating plate 5 due to the unevenness of the heating plate 5, thereby prolonging the heating time of the concentrated water on the heating plate 5 to a certain extent.
According to the embodiment of the present disclosure, the concentrated water evaporation apparatus further includes a recovery device 13 for recovering residues precipitated from the concentrated water. The concentrated water after multi-stage evaporation leads the salt component in the concentrated water to reach a saturated state due to the evaporation of water, the crystallization and precipitation of salt are gradually realized, and the residue, namely the crystal and the residual concentrated water can be recycled through the recycling device 13.
According to an embodiment of the present disclosure, the recycling device 13 comprises a fourth pipe 14 and a residue discharge pump 15, wherein: a third port at the bottom of the evaporation container 3 is connected with a first port of the fourth pipeline 14, and a second port of the fourth pipeline 14 is a residue discharge port; the fourth pipe 14 is provided with the residue removing pump 15 at a position near the third port of the bottom of the evaporation vessel 3. Since the evaporation vessel 3 needs to be depressurized before the concentrated water treatment to make the evaporation vessel 3 in a negative pressure state, the atmospheric pressure outside is higher than the atmospheric pressure in the evaporation vessel 3, and thus the residue cannot be discharged smoothly, and the residue needs to be discharged from the second port of the fourth pipe 14 by pressurizing the evaporation vessel 3 with the residue discharge pump 15.
According to the embodiment of the disclosure, the inside of the preheating device 2 is provided with the serpentine pipeline, so that the flowing path of the concentrated water is prolonged, the preheating time of the concentrated water is prolonged, the evaporation time of the water is shortened, and the evaporation efficiency of the concentrated water is improved.
According to the embodiment of the present disclosure, the concentrated water evaporation apparatus further includes a first valve 16, a second valve 17 and a third valve 18 for controlling the flow amount of the liquid in the first pipeline 1, the second pipeline 7 and the third pipeline 8, respectively, and the start or stop of the flow of the liquid in the first pipeline 1, the second pipeline 7 and the third pipeline 8 can also be controlled by the first valve 16, the second valve 17 and the third valve 18.
According to the embodiment of the present disclosure, the concentrated water evaporation apparatus further includes a fourth valve 19 for controlling the amount of residue discharged from the fourth pipe 14. At the same time, the discharge of the residue can be controlled to start or stop in the fourth pipeline 14 by the fourth valve 19.
According to the embodiment of the disclosure, the specific working principle of the concentrated water evaporation equipment is as follows: according to different boiling points of water with different pressures, pure water is recycled by heating, reducing pressure and the like, and specifically, before evaporation treatment is carried out on concentrated water, the evaporation container 3 is firstly subjected to pressure reduction operation, so that the evaporation container 3 is in a negative pressure state; in a preset time period, the evaporation container 3 and the preheating device 2 are heated, the heating mode is not specifically limited in the present disclosure, for example, the heating mode may be an energization mode or a steam adding mode, and meanwhile, the preset time period is not specifically limited in the present disclosure, and may be determined according to the actual application requirement; after a preset time period, opening a first valve 16 to enable the concentrated water to enter a preheating device 2, preheating the flowing concentrated water through the preheating device 2, and enabling the preheated concentrated water to enter an evaporation container 3; the heating plate 5 is flowed to through a plurality of reposition of redundant personnel holes on the flow distribution plate of evaporation container 3 inside, and the heating plate 5 of multistage staggered placement has increased the evaporation area of dense water, has prolonged the evaporation time of dense water. Meanwhile, the water inflow of the concentrated water can be adjusted through the first valve 16 according to the difference of the water amount of the concentrated water, or the flow rate of the concentrated water can be controlled by adjusting the inclination angle of the heating plate 5 through the lead screw 4. Because the steam of every grade hot plate 5 evaporation can heat last grade hot plate 5 to reduce and even stop the heating to evaporation vessel 3, realized the technical effect of circulation heating, circulation evaporation.
The water vapor evaporated from the evaporation container 3 enters the second pipe 7 through the second port at the top of the evaporation container 3, and the water vapor entering the second pipe 7 is pressurized by the mechanical pressurizing pump 6 to be liquefied into pure water, flows from the second port of the second pipe 7 to the first port of the third pipe 8, and is discharged from the second port of the third pipe 8. Meanwhile, the energy released by the liquefaction of the water vapor enters the third port of the preheating device 2 through the second port of the second pipeline 7, so that the external heat source of the preheating device 2 can be stopped or reduced, and the self-supply heating is realized.
After the thick water is evaporated through the multi-stage heating plate 5, other components (for example, salt components) in the thick water are supersaturated and separated out, the thick water flows to the recovery device 13 through the washing of the residual thick water, when the residue in the recovery device 13 is stored to a preset amount, because the air pressure in the evaporation container 3 is lower than the external air pressure, in order to remove the residue, the residue can be removed from the second port of the fourth pipeline 14 through the residue discharge pump, and then the residue is correspondingly treated.
The above description is only a preferred embodiment of the invention and is intended to illustrate the technical principles applied. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, and other embodiments formed by any combination of the above-mentioned features or their equivalents may be covered without departing from the spirit of the invention. For example, the above features and (but not limited to) technical features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.
Claims (9)
1. Concentrated water evaporation apparatus, comprising: first pipeline, preheating device, evaporation container, lead screw, hot plate, mechanical force (forcing) pump, second pipeline and third pipeline, wherein:
the first port of the first pipeline is connected with a concentrated water outlet, the second port of the first pipeline is connected with the first port of the preheating device, and the second port of the preheating device is connected with the first port of the upper part of the evaporation container;
the concentrated water evaporation equipment comprises two or more heating plates which are positioned in the evaporation container, wherein one side of the first side and the second side of each heating plate is connected with the evaporation container, and the other side of the first side and the second side of each heating plate is suspended in the air;
the concentrated water evaporation equipment at least comprises a pair of lead screws, and the pair of lead screws comprises two lead screws, wherein one lead screw is positioned on the third side of the heating plate, and the other lead screw is positioned on the fourth side of the heating plate and is connected with the heating plate through a transmission nut;
a second port at the top of the evaporation container is connected with a first port of the second pipeline, and a second port of the second pipeline is connected with a third port of the preheating device;
the second conduit mounts the mechanical booster pump at a location proximate to a second port at the top of the vaporization vessel;
and a fourth port of the preheating device is connected with a first port of the third pipeline, and a second port of the third pipeline is a pure water outlet.
2. The apparatus of claim 1, further comprising a connection plate inside the evaporation vessel, the connection plate being located between the heating plate and the drive nut for increasing a force-receiving area between the heating plate and the drive nut.
3. The apparatus of claim 1, further comprising a splitter plate disposed within the evaporation container, wherein two or more outlet holes are disposed on the splitter plate, and wherein the distance between any two outlet holes is smaller than the distance between the third side and the fourth side of the heating plate.
4. The apparatus of claim 1, wherein the third and fourth sides of the heating plate are provided with a convex structure for preventing concentrated water from flowing out from the third and fourth sides of the heating plate.
5. The apparatus of claim 1, further comprising a recovery device for recovering the residue precipitated from the concentrated water.
6. The apparatus of claim 5, wherein the reclamation device comprises a fourth conduit and a debris removal pump, wherein:
a third port at the bottom of the evaporation container is connected with a first port of the fourth pipeline, and a second port of the fourth pipeline is a residue discharge port;
the fourth pipe mounts the debris exclusion pump at a location near the third port at the bottom of the evaporation vessel.
7. The apparatus of claim 1, wherein the preheating means is internally serpentine-shaped.
8. The apparatus of claim 1, further comprising first, second, and third valves for controlling the amount of liquid flow in the first, second, and third conduits, respectively.
9. The apparatus of claim 5, further comprising a fourth valve for controlling the amount of residue discharged from the fourth conduit.
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| CN201921264740.0U CN210635755U (en) | 2019-08-06 | 2019-08-06 | Concentrated water evaporation equipment |
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| CN201921264740.0U CN210635755U (en) | 2019-08-06 | 2019-08-06 | Concentrated water evaporation equipment |
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| CN210635755U true CN210635755U (en) | 2020-05-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330066A (en) * | 2019-08-06 | 2019-10-15 | 山东泰开高压开关有限公司 | A kind of concentrated water evaporation equipment and method |
| CN113233527A (en) * | 2021-04-22 | 2021-08-10 | 重庆大学 | Multiple-effect evaporation type seawater desalination system with Z-shaped structure |
-
2019
- 2019-08-06 CN CN201921264740.0U patent/CN210635755U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330066A (en) * | 2019-08-06 | 2019-10-15 | 山东泰开高压开关有限公司 | A kind of concentrated water evaporation equipment and method |
| CN113233527A (en) * | 2021-04-22 | 2021-08-10 | 重庆大学 | Multiple-effect evaporation type seawater desalination system with Z-shaped structure |
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