CN216472689U - Deaminium mother liquor effluent treatment plant - Google Patents
Deaminium mother liquor effluent treatment plant Download PDFInfo
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- CN216472689U CN216472689U CN202123107288.7U CN202123107288U CN216472689U CN 216472689 U CN216472689 U CN 216472689U CN 202123107288 U CN202123107288 U CN 202123107288U CN 216472689 U CN216472689 U CN 216472689U
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Abstract
The utility model relates to the technical field of glycine production equipment, in particular to a wastewater treatment device for deammoniation mother liquor, which comprises a purification barrel, wherein the top of the purification barrel is provided with a liquid adding pump, a telescopic cylinder and a feeding funnel from left to right in sequence; the left side of the purification barrel is provided with an active carbon discharge pipe orifice, and the right side of the purification barrel is provided with an active carbon weighing device; a piston rod of the telescopic cylinder is provided with a stirring motor, and a rotor of the stirring motor is provided with stirring blades; an active carbon filtering and discharging device is arranged below the stirring fan blades; heat conduction oil is filled between the inner wall and the outer wall of the purification barrel, and heating wires are arranged in the heat conduction oil; the bottom of the purification barrel is connected with a liquid conveying pipeline, and the liquid conveying pipeline is connected with external evaporation and concentration equipment. The utility model discloses a deaminium mother liquor effluent treatment plant can reduce waste water viscosity and organic matter content, desalination waste water colour to can realize the recovery to deaminium mother liquor waste water ammonium chloride.
Description
Technical Field
The utility model relates to a glycine production facility technical field, in particular to deaminium mother liquor effluent treatment plant.
Background
In the domestic glycine production process, chloroacetic acid and liquid ammonia are subjected to ammonolysis reaction in the presence of urotropine, and then glycine is separated by an alcohol analysis method. The filtrate obtained when glycine is separated by alcohol precipitation is called methanol mother liquor, and the mother liquor containing methanol and containing about 12-13 cubic meters of glycine is discharged when one ton of glycine is produced, and the methanol mother liquor contains about 5% of ammonium chloride, about 1% of urotropine and about 0.8% of glycine. Rectifying the methanol mother liquor to recover methanol to obtain dealcoholized wastewater. The dealcoholized wastewater is evaporated and concentrated to obtain a byproduct ammonium chloride which is used for producing chemical fertilizers. The dark red waste water filtered from the production by-product ammonium chloride is called as the deaminizing waste water. The deammoniation mother liquor wastewater is rich in ammonium chloride, has high viscosity and high content of organic substances, and can not be directly treated to recover the ammonium chloride.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a take off ammonium mother liquor effluent treatment plant can reduce waste water viscosity and organic matter content, desalination waste water colour to can realize the recovery to taking off ammonium mother liquor waste water ammonium chloride.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a wastewater treatment device for deammoniation mother liquor comprises a purification barrel, wherein a liquid addition pump, a telescopic cylinder and a feeding funnel are sequentially arranged at the top of the purification barrel from left to right;
the left side of the purification barrel is provided with an active carbon discharge pipe orifice, and the right side of the purification barrel is provided with an active carbon weighing device; a piston rod of the telescopic cylinder is provided with a stirring motor, and a rotor of the stirring motor is provided with stirring blades;
an active carbon filtering and discharging device is arranged below the stirring fan blades; heat conduction oil is filled between the inner wall and the outer wall of the purification barrel, and heating wires are arranged in the heat conduction oil; the bottom of the purification barrel is connected with a liquid conveying pipeline, and the liquid conveying pipeline is connected with external evaporation and concentration equipment.
As an improvement: the output end of the liquid adding pump is connected with the liquid outlet pipe, and the input end of the liquid adding pump is connected with the liquid inlet pipe.
As an improvement: the output downwardly extending of drain pipe to the inside of purifying barrel just be equipped with flow detection meter on the feed liquor pipe.
As an improvement: the infusion pipeline is provided with a conveying pump body.
As an improvement: the active carbon filtering and discharging device comprises a discharging cylinder, the discharging cylinder is vertically upwards arranged at the bottom of the purifying barrel, a mesh plate is arranged on a piston rod of the discharging cylinder, and the mesh plate is obliquely arranged.
As an improvement: and a PH value detector and a temperature sensor are arranged at the bottom of the purification barrel.
As an improvement: the activated carbon weighing device comprises a support frame, wherein a weighing platform is arranged on the support frame, and a discharge hopper is rotatably arranged on the weighing platform.
To sum up, the utility model discloses following beneficial effect has:
the utility model provides a deaminizing mother liquor wastewater treatment device, which puts deaminizing mother liquor wastewater into a purification barrel through a liquid adding pump, then adds a certain amount of hydrochloric acid into the purification barrel through the liquid adding pump, a PH value detector detects the current PH value of wastewater in real time, and the addition is stopped until the PH value of the wastewater reaches 2-4;
then placing the activated carbon on a discharge hopper for weighing, after weighing is completed, rotating the discharge hopper to place the activated carbon into a purification barrel through a feed hopper, wherein the mesh plate is positioned at the bottom of the purification barrel, and the adding amount of the activated carbon is 0.5-2% of the weight of the wastewater; then a certain amount of hydrogen peroxide is added into the purification barrel through a liquid adding pump, at the moment, the telescopic cylinder moves downwards, so that the stirring fan blades are immersed into the wastewater for stirring, the heat conducting oil is heated by the heating wires, the liquid in the purifying barrel is heated to about 85 ℃, after the catalytic oxidation reaction in the wastewater is finished, the telescopic cylinder moves upwards to enable the stirring fan blades to ascend to the upper part of the active carbon discharging pipe orifice, the discharging cylinder moves upwards to prop the mesh plate upwards to the active carbon discharging pipe orifice, the active carbon on the mesh plate flows out through the active carbon discharging pipe orifice, and finally the purified wastewater is conveyed to external evaporation concentration equipment through a liquid conveying pipeline to carry out the next step of operation, through the operation, the viscosity and the organic matter content of the deammoniation mother liquor wastewater can be reduced, the color of the wastewater is desalted, and thus the recovery of ammonium chloride in the deammoniation mother liquor wastewater can be realized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a schematic view of the overall structure of an ammonium-removing mother liquor wastewater treatment plant;
wherein: 1. a purifying barrel; 2. a liquid addition pump; 3. a telescopic cylinder; 4. a feeding funnel; 5. an active carbon discharge pipe orifice; 6. a stirring motor; 7. stirring fan blades; 8. heat conducting oil; 9. heating wires; 10. a fluid delivery conduit; 11. a liquid outlet pipe; 12. a liquid inlet pipe; 13. a flow detector; 14. a delivery pump body; 15. a discharging cylinder; 16. a mesh plate; 17. a pH value detector; 18. a temperature sensing sensor; 19. a support frame; 20. a weighing platform; 21. a discharge hopper.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A wastewater treatment device for deammoniation mother liquor comprises a purification barrel 1, wherein a liquid addition pump 2, a telescopic cylinder 3 and a feeding funnel 4 are sequentially arranged at the top of the purification barrel 1 from left to right;
the left side of the purification barrel 1 is provided with an active carbon discharge pipe orifice 5, and the right side of the purification barrel is provided with an active carbon weighing device; a piston rod of the telescopic cylinder 3 is provided with a stirring motor 6, and a rotor of the stirring motor 6 is provided with stirring blades 7;
an active carbon filtering and discharging device is arranged below the stirring fan blade 7; heat conduction oil 8 is filled between the inner wall and the outer wall of the purification barrel 1, and a heating wire 9 is arranged in the heat conduction oil 8; the bottom of the purifying barrel 1 is connected with a liquid conveying pipeline 10, and the liquid conveying pipeline 10 is connected with external evaporation and concentration equipment.
The output end of the liquid adding pump 2 is connected with the liquid outlet pipe 11, and the input end of the liquid adding pump is connected with the liquid inlet pipe 12. The output end of the liquid outlet pipe 11 extends downwards to the inside of the purification barrel 1, and a flow detector 13 is arranged on the liquid inlet pipe 12; the infusion tube 10 is provided with a delivery pump body 14.
The active carbon filtering and discharging device comprises a discharging cylinder 15, the discharging cylinder 15 is vertically and upwards arranged at the bottom of the purifying barrel 1, a mesh plate 16 is arranged on a piston rod of the discharging cylinder 15, and the mesh plate 16 is obliquely arranged.
A PH detector 17 and a temperature sensor 18 are provided at the bottom of the purification tank 1. The activated carbon weighing device comprises a support frame 19, a weighing platform 20 is arranged on the support frame 19, and a discharge hopper 21 is rotatably arranged on the weighing platform 20.
The working principle is as follows: putting the deammoniation mother liquor wastewater into a purification barrel 1 through a liquid adding pump 2, then adding a certain amount of hydrochloric acid into the purification barrel 1 through the liquid adding pump 2, detecting the current pH value of the wastewater in real time by a pH value detector 17 until the pH value of the wastewater is between 2 and 4, and stopping adding;
then placing the activated carbon on a discharge hopper 21 for weighing, after weighing is completed, rotating the discharge hopper 21 to place the activated carbon into the purification barrel 1 through a feed hopper 4, wherein the mesh plate 16 is positioned at the bottom of the purification barrel 1, and the adding amount of the activated carbon is 0.5-2% of the weight of the wastewater; then add pump 2 through liquid and add in purification bucket 1 with a certain amount of hydrogen peroxide, telescopic cylinder 3 moves down this moment, make stirring fan blade 7 dip stir in the middle of the waste water, heat conduction oil 8 through heater strip 9 heating, heat the liquid in the purification bucket 1 to about 85 ℃, after the catalytic oxidation reaction in the waste water, telescopic cylinder 3 moves upwards, make stirring fan blade 7 rise to the top of active carbon ejection of compact mouth of pipe 5, ejection of compact cylinder 15 moves upwards, upwards push up mesh plate 16 to active carbon ejection of compact mouth of pipe 5 department, the active carbon on the mesh plate 16 flows out through active carbon ejection of compact mouth of pipe 5.
And finally, conveying the purified wastewater to an external evaporation concentration device through a liquid conveying pipeline 10, and carrying out the operation of the next step, wherein the viscosity and the organic matter content of the deammoniation mother wastewater can be reduced through the operation, the color of the wastewater is desalted, and the recovery of ammonium chloride in the deammoniation mother wastewater can be realized.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will appreciate that; the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (7)
1. A deammoniation mother liquor wastewater treatment device is characterized by comprising a purification barrel, wherein the top of the purification barrel is sequentially provided with a liquid addition pump, a telescopic cylinder and a feeding funnel from left to right;
the left side of the purification barrel is provided with an active carbon discharge pipe orifice, and the right side of the purification barrel is provided with an active carbon weighing device; a piston rod of the telescopic cylinder is provided with a stirring motor, and a rotor of the stirring motor is provided with stirring blades;
an active carbon filtering and discharging device is arranged below the stirring fan blades; heat conduction oil is filled between the inner wall and the outer wall of the purification barrel, and heating wires are arranged in the heat conduction oil; the bottom of the purification barrel is connected with a liquid conveying pipeline, and the liquid conveying pipeline is connected with external evaporation and concentration equipment.
2. The apparatus of claim 1, wherein the output end of the liquid adding pump is connected to the liquid outlet pipe, and the input end of the liquid adding pump is connected to the liquid inlet pipe.
3. The apparatus of claim 2, wherein the outlet of the outlet pipe extends downward to the interior of the purification barrel, and a flow rate detector is disposed on the inlet pipe.
4. The apparatus of claim 1, wherein a pump is disposed on the liquid delivery pipe.
5. The wastewater treatment device for the ammonium-removed mother liquor as claimed in claim 1, wherein the activated carbon filtering and discharging device comprises a discharging cylinder, the discharging cylinder is vertically and upwardly arranged at the bottom of the purification barrel, a mesh plate is arranged on a piston rod of the discharging cylinder, and the mesh plate is obliquely arranged.
6. The apparatus as claimed in claim 1, wherein a pH value sensor and a temperature sensor are disposed at the bottom of the purification tank.
7. The apparatus of claim 1, wherein the activated carbon weighing device comprises a support frame, a weighing platform is disposed on the support frame, and a discharge hopper is rotatably disposed on the weighing platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123107288.7U CN216472689U (en) | 2021-12-10 | 2021-12-10 | Deaminium mother liquor effluent treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123107288.7U CN216472689U (en) | 2021-12-10 | 2021-12-10 | Deaminium mother liquor effluent treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216472689U true CN216472689U (en) | 2022-05-10 |
Family
ID=81422335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123107288.7U Active CN216472689U (en) | 2021-12-10 | 2021-12-10 | Deaminium mother liquor effluent treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216472689U (en) |
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2021
- 2021-12-10 CN CN202123107288.7U patent/CN216472689U/en active Active
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| GR01 | Patent grant | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Zhuang Liuxing Inventor after: Si Fangxiang Inventor before: Qing Liuxing Inventor before: Si Fangxiang |