CN210683272U - Waste liquid evaporation and concentration device - Google Patents
Waste liquid evaporation and concentration device Download PDFInfo
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- CN210683272U CN210683272U CN201921719823.4U CN201921719823U CN210683272U CN 210683272 U CN210683272 U CN 210683272U CN 201921719823 U CN201921719823 U CN 201921719823U CN 210683272 U CN210683272 U CN 210683272U
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- waste liquid
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- treatment tank
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Abstract
A waste liquid evaporation and concentration device comprises a heating tank, a waste liquid treatment tank, a condensing tank, an air pump, a hot water supply pipe, a hot water recovery pipe, a heat exchange pipe, a steam pipe and a water replenishing pipe; the top of the waste liquid treatment tank is connected with a waste liquid pipe, the heat exchange pipe is arranged in the waste liquid treatment tank, the first end of the heat exchange pipe is connected with the heating tank through a hot water supply pipe, and the second end of the heat exchange pipe is connected with the heating tank through a hot water recovery pipe; a heating unit is arranged in the heating groove; the first end of the steam pipe is connected with the top of the waste liquid treatment tank, the second end of the steam pipe is connected with the top of the condensation tank, and the air pump is arranged on the steam pipe; the position of the condensing tank close to the bottom is connected with the heating tank through a water supplementing pipe. So make the utility model discloses a waste liquid evaporative concentration device's work efficiency improves and the volume is less.
Description
Technical Field
The utility model relates to a waste liquid treatment technical field, especially a waste liquid evaporative concentration device.
Background
In industrial applications, waste water or liquid is produced, and the treatment of waste water or liquid requires many large-sized containers for purification treatment. There is a conventional wastewater evaporative concentration apparatus which can evaporate water in wastewater to form steam, the steam flows into a condenser to be condensed into water, other substances in the wastewater form highly concentrated waste liquid after the water is evaporated, and then the highly concentrated waste liquid is recycled or disposed of, thereby reducing a container required for wastewater treatment and reducing the volume of the container. This kind of waste water evaporation concentration device carries out the condensation because steam enters into the condenser by oneself at that time, and work efficiency is lower, and the volume of condenser need design into very big just can satisfy the demand, so makes the volume of whole device great, and area is great.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a work efficiency improves and less waste liquid evaporative concentration device of volume to solve above-mentioned problem.
A waste liquid evaporation and concentration device comprises a heating tank, a waste liquid treatment tank, a condensing tank, an air pump, a hot water supply pipe, a hot water recovery pipe, a heat exchange pipe, a steam pipe and a water replenishing pipe; the top of the waste liquid treatment tank is connected with a waste liquid pipe, the heat exchange pipe is arranged in the waste liquid treatment tank, the first end of the heat exchange pipe is connected with the heating tank through a hot water supply pipe, and the second end of the heat exchange pipe is connected with the heating tank through a hot water recovery pipe; a heating unit is arranged in the heating groove; the first end of the steam pipe is connected with the top of the waste liquid treatment tank, the second end of the steam pipe is connected with the top of the condensation tank, and the air pump is arranged on the steam pipe; the position of the condensing tank close to the bottom is connected with the heating tank through a water supplementing pipe.
Further, a first control valve is provided in the hot water supply pipe, a temperature sensor is provided in the heating tank, and a fourth control valve is opened when the temperature sensor senses that the temperature of water in the heating tank reaches a predetermined temperature.
Further, be provided with the second control valve in the waste liquid pipe, be provided with first liquid level sensor in the waste liquid treatment tank, the second control valve is closed when first liquid level sensor senses the waste liquid in the waste liquid treatment tank and reachs first predetermined liquid level.
Further, a third control valve is arranged in the steam pipe, and the third control valve is closed when the first liquid level sensor senses that the waste liquid in the waste liquid treatment tank reaches a first preset liquid level; an air pressure sensor is further arranged in the waste liquid treatment tank, and the third control valve is opened when the air pressure sensor senses that the air pressure in the waste liquid treatment tank reaches a preset value.
Furthermore, a fourth control valve is arranged in the water replenishing pipe, a second liquid level sensor is arranged in the heating tank, and the fourth control valve is opened when the second liquid level sensor senses that the water level in the heating tank is lower than a second preset liquid level and is closed when the water level in the heating tank is equal to or higher than the second preset liquid level.
Further, the heat exchange tube is in a spiral tower shape, the heat exchange tube is provided with a bottom with a smaller diameter and a top with a larger diameter, the top is arranged upwards in the waste liquid treatment tank, the tail end of the bottom of the heat exchange tube is connected with the hot water supply tube, and the tail end of the top of the heat exchange tube is connected with the hot water recovery tube.
Further, the condensing tank has columniform inner wall and is located the columniform outer wall in the inner wall outside, and the inside intercommunication of steam pipe and inner wall has seted up a plurality of through-holes on the lateral wall of inner wall, and the moisturizing pipe is connected with the bottom of outer wall, and the top and a blast pipe of outer wall are connected.
Further, a cooling unit is disposed in the inner wall.
Compared with the prior art, the waste liquid evaporation and concentration device of the utility model comprises a heating tank, a waste liquid treatment tank, a condensing tank, an air pump, a hot water supply pipe, a hot water recovery pipe, a heat exchange pipe, a steam pipe and a water replenishing pipe; the top of the waste liquid treatment tank is connected with a waste liquid pipe, the heat exchange pipe is arranged in the waste liquid treatment tank, the first end of the heat exchange pipe is connected with the heating tank through a hot water supply pipe, and the second end of the heat exchange pipe is connected with the heating tank through a hot water recovery pipe; a heating unit is arranged in the heating groove; the first end of the steam pipe is connected with the top of the waste liquid treatment tank, the second end of the steam pipe is connected with the top of the condensation tank, and the air pump is arranged on the steam pipe; the position of the condensing tank close to the bottom is connected with the heating tank through a water supplementing pipe. So make the utility model discloses a waste liquid evaporative concentration device's work efficiency improves and the volume is less.
Drawings
Embodiments of the present invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the waste liquid evaporation and concentration device provided by the utility model.
Fig. 2 is a perspective view of the heat exchange tube of fig. 1.
Detailed Description
The following describes in further detail specific embodiments of the present invention based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.
Referring to fig. 1, the waste liquid evaporation and concentration apparatus of the present invention includes a heating tank 10, a waste liquid treatment tank 20, a condensation tank 30, an air pump 40, a hot water supply pipe 11, a hot water recovery pipe 12, a heat exchange pipe 21, a steam pipe 23, and a water replenishing pipe 31.
The settling tank is connected to the top of the waste treatment tank 20 by a waste pipe 22.
The heat exchanging pipe 21 is disposed inside the waste liquid treatment tank 20, and a first end of the heat exchanging pipe 21 is connected to the heating tank 10 through the hot water supply pipe 11, and a second end thereof is connected to the heating tank 10 through the hot water recovery pipe 12.
A heating unit 13 is disposed in the heating tank 10 or below the heating tank 10. If the heating unit 13 is disposed in the heating bath 10, the heating unit 13 may be a heating wire or an electric heating tube.
The heating tank 10 is also provided with a water filling port 14.
The steam pipe 23 has a first end connected to the top of the waste liquid treatment tank 20 and a second end connected to the top of the condensation tank 30. The air pump 40 is disposed on the steam pipe 23 for driving the steam in the steam pipe 23 to flow to the condensing tank 30 at an accelerated speed, so as to improve the working efficiency.
The condensing tank 30 is connected to the heating tank 10 at a position near the bottom thereof through a water replenishing pipe 31.
The hot water supply pipe 11 is provided with a first control valve 111, the waste water pipe 22 is provided with a second control valve 221, the steam pipe 23 is provided with a third control valve 231, and the water replenishing pipe 31 is provided with a fourth control valve 311.
A first liquid level sensor and an air pressure sensor 24 are arranged in the waste liquid treatment tank 20, the first liquid level sensor is used for sensing the liquid level of the waste liquid in the waste liquid treatment tank 20, and the air pressure sensor 24 is used for sensing the air pressure in the waste liquid treatment tank 20.
The heating tank 10 is provided with a second liquid level sensor 15 and a temperature sensor 16.
The first control valve 111, the second control valve 221, the third control valve 231, the fourth control valve 311, the first liquid level sensor, the air pressure sensor 24, the second liquid level sensor 15 and the temperature sensor 16 are all connected with a controller.
In operation, the controller first controls the second control valve 221 and the third control valve 231 to open, waste liquid is injected into the waste liquid treatment tank 20 through the waste liquid pipe 22, and air in the waste liquid treatment tank 20 is discharged through the steam pipe 23.
When the first liquid level sensor senses that the waste liquid in the waste liquid treatment tank 20 reaches the first predetermined liquid level, the controller controls the second control valve 221 and the third control valve 231 to close.
The heating unit 13 heats the water in the heating tank 10, when the temperature sensor 16 senses that the temperature of the hot water in the heating tank 10 reaches a predetermined temperature, the controller controls the fourth control valve 311 to open, the hot water in the heating tank 10 flows into the heat exchanging pipe 21 through the hot water supplying pipe 11, and the waste liquid in the waste liquid treatment tank 20 and the hot water in the heat exchanging pipe 21 are subjected to a heat exchange reaction, thereby heating the waste liquid such that the moisture in the waste liquid is gradually evaporated to form water vapor.
When the air pressure sensor 24 senses that the air pressure in the waste liquid treatment tank 20 reaches a predetermined value, the controller controls the third control valve 231 to be opened, and the water vapor in the waste liquid treatment tank 20 flows into the condensation tank 30 through the steam pipe 23. The air pump 40 accelerates the steam in the steam pipe 23 to the condensing tank 30 to improve the working efficiency.
The condensation tank 30 has a cylindrical inner wall 301 and a cylindrical outer wall 302 located outside the inner wall 301, the steam pipe 23 is communicated with the inside of the inner wall 301, a plurality of through holes are opened on the side wall of the inner wall 301, the water replenishing pipe 31 is connected with the bottom of the outer wall 302, and the top of the outer wall 302 is connected with an exhaust pipe 32.
A cooling unit is provided in the inner wall 301 to cool the inner wall 301, so that condensed water is generated when the water vapor contacts the inner wall 301, thereby improving condensing efficiency. The cooling unit may be a water-cooled tube.
When the second liquid level sensor 15 senses that the water level in the heating tank 10 is lower than the second predetermined level, the controller controls the fourth control valve 311 to be opened, so that the condensed water in the condensation tank 30 is replenished into the heating tank 10 through the water replenishment pipe 31. When the second liquid level sensor 15 senses that the water level in the heating bath 10 is higher than or equal to the second predetermined liquid level, the controller controls the fourth control valve 311 to be closed.
A cleaning opening is further formed in the side wall, close to the bottom, of the waste liquid treatment tank 20, a door cover 25 is movably arranged at the cleaning opening, and a sealing unit is arranged between the door cover 25 and the side wall of the waste liquid treatment tank 20. The door 25 is opened to facilitate the discharge and cleaning of the highly concentrated waste liquid in the waste liquid treatment tank 20. And then the high-concentration waste liquid is recycled or subjected to outsourcing treatment, so that the compression ratio is improved, the volume is reduced, and the transportation and the transfer are convenient.
Referring to fig. 2, the heat exchange pipe 21 is formed in a spiral tower shape having a bottom with a smaller diameter and a top with a larger diameter, the top is disposed upward in the waste liquid treatment tank 20, the bottom end of the heat exchange pipe 21 is connected to the hot water supply pipe 11, and the top end is connected to the hot water recovery pipe 12. So can heat at the different degree of depth of waste liquid, have great area of contact simultaneously with the waste liquid, heating efficiency is high.
Compared with the prior art, the waste liquid evaporation and concentration device of the utility model comprises a heating tank 10, a waste liquid treatment tank 20, a condensing tank 30, an air pump 40, a hot water supply pipe 11, a hot water recovery pipe 12, a heat exchange pipe 21, a steam pipe 23 and a water replenishing pipe 31; a waste liquid pipe 22 is connected to the top of the waste liquid treatment tank 20, the heat exchange pipe 21 is arranged inside the waste liquid treatment tank 20, a first end of the heat exchange pipe 21 is connected with the heating tank 10 through a hot water supply pipe 11, and a second end is connected with the heating tank 10 through a hot water recovery pipe 12; a heating unit 13 is arranged in the heating tank 10; a first end of the steam pipe 23 is connected with the top of the waste liquid treatment tank 20, a second end is connected with the top of the condensation tank 30, and the air pump 40 is arranged on the steam pipe 23; the condensing tank 30 is connected to the heating tank 10 at a position near the bottom thereof through a water replenishing pipe 31. So make the utility model discloses a waste liquid evaporative concentration device's work efficiency improves and the volume is less.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.
Claims (8)
1. The utility model provides a waste liquid evaporative concentration device which characterized in that: comprises a heating tank, a waste liquid treatment tank, a condensing tank, an air pump, a hot water supply pipe, a hot water recovery pipe, a heat exchange pipe, a steam pipe and a water replenishing pipe; the top of the waste liquid treatment tank is connected with a waste liquid pipe, the heat exchange pipe is arranged in the waste liquid treatment tank, the first end of the heat exchange pipe is connected with the heating tank through a hot water supply pipe, and the second end of the heat exchange pipe is connected with the heating tank through a hot water recovery pipe; a heating unit is arranged in the heating groove; the first end of the steam pipe is connected with the top of the waste liquid treatment tank, the second end of the steam pipe is connected with the top of the condensation tank, and the air pump is arranged on the steam pipe; the position of the condensing tank close to the bottom is connected with the heating tank through a water supplementing pipe.
2. The apparatus for evaporative concentration of waste liquid according to claim 1, wherein: a first control valve is arranged in the hot water supply pipe, a temperature sensor is arranged in the heating groove, and a fourth control valve is opened when the temperature sensor senses that the water temperature in the heating groove reaches a preset temperature.
3. The apparatus for evaporative concentration of waste liquid according to claim 1, wherein: the waste liquid treatment device is characterized in that a second control valve is arranged in the waste liquid pipe, a first liquid level sensor is arranged in the waste liquid treatment tank, and the second control valve is closed when the first liquid level sensor senses that waste liquid in the waste liquid treatment tank reaches a first preset liquid level.
4. The apparatus for evaporative concentration of waste liquid according to claim 3, wherein: a third control valve is arranged in the steam pipe and is closed when the first liquid level sensor senses that the waste liquid in the waste liquid treatment tank reaches a first preset liquid level; an air pressure sensor is further arranged in the waste liquid treatment tank, and the third control valve is opened when the air pressure sensor senses that the air pressure in the waste liquid treatment tank reaches a preset value.
5. The apparatus for evaporative concentration of waste liquid according to claim 1, wherein: the water replenishing pipe is internally provided with a fourth control valve, the heating tank is internally provided with a second liquid level sensor, the fourth control valve is opened when the second liquid level sensor senses that the water level in the heating tank is lower than a second preset liquid level, and the fourth control valve is closed when the water level in the heating tank is equal to or higher than the second preset liquid level.
6. The apparatus for evaporative concentration of waste liquid according to claim 1, wherein: the heat exchange tube is in a spiral tower shape, the heat exchange tube is provided with a bottom with a smaller diameter and a top with a larger diameter, the top is arranged upwards in the waste liquid treatment tank, the tail end of the bottom of the heat exchange tube is connected with the hot water supply tube, and the tail end of the top is connected with the hot water recovery tube.
7. The apparatus for evaporative concentration of waste liquid according to claim 1, wherein: the condensing tank has columniform inner wall and is located the columniform outer wall in the inner wall outside, and a plurality of through-holes have been seted up to the inside intercommunication of steam pipe and inner wall on the lateral wall of inner wall, and the moisturizing pipe is connected with the bottom of outer wall, and the top and a blast pipe of outer wall are connected.
8. The apparatus for evaporative concentration of waste liquid according to claim 7, wherein: a cooling unit is disposed in the inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921719823.4U CN210683272U (en) | 2019-10-14 | 2019-10-14 | Waste liquid evaporation and concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921719823.4U CN210683272U (en) | 2019-10-14 | 2019-10-14 | Waste liquid evaporation and concentration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210683272U true CN210683272U (en) | 2020-06-05 |
Family
ID=70889841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921719823.4U Expired - Fee Related CN210683272U (en) | 2019-10-14 | 2019-10-14 | Waste liquid evaporation and concentration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210683272U (en) |
-
2019
- 2019-10-14 CN CN201921719823.4U patent/CN210683272U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 Termination date: 20201014 |
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| CF01 | Termination of patent right due to non-payment of annual fee |