CN213739503U - A pH adjustment mechanism that is arranged in surplus grease enzymolysis of meal kitchen waste liquid to draw jar - Google Patents
A pH adjustment mechanism that is arranged in surplus grease enzymolysis of meal kitchen waste liquid to draw jar Download PDFInfo
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- CN213739503U CN213739503U CN202022018388.1U CN202022018388U CN213739503U CN 213739503 U CN213739503 U CN 213739503U CN 202022018388 U CN202022018388 U CN 202022018388U CN 213739503 U CN213739503 U CN 213739503U
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- alkali lye
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Abstract
The utility model provides a pH adjustment mechanism that is arranged in surplus grease enzymolysis to draw jar in kitchen waste liquid belongs to kitchen garbage treatment facility field. This pH adjustment mechanism includes basicity governing system, basicity governing system includes lye tank, the middle fixed alkali lye pipe in enzymolysis tank roof, first measuring pump controller, PLC controller. The utility model discloses a pH adjustment mechanism before surplus grease carries out the enzymolysis reaction in the kitchen waste liquid in the enzymolysis tank, quick, accurate injection acidizing fluid or alkali lye make the enzyme participate in the enzymolysis reaction under suitable pH value to save the acid-base quantity, improve pH regulation efficiency.
Description
Technical Field
The utility model belongs to kitchen garbage treatment facility field, in particular to a pH adjustment mechanism that is arranged in surplus grease enzymolysis to draw jar in kitchen waste liquid.
Background
The kitchen waste contains a large amount of animal and vegetable oil, and the kitchen waste can bring great influence on a later-stage kitchen waste anaerobic fermentation and water treatment system without being removed. The waste grease in the kitchen waste is extracted and processed into the biodiesel, so that the economic benefit and the environmental benefit can be improved, and the market circulation of the illegal cooking oil can be reduced.
At present, the extraction method of the kitchen waste oil generally adopts a wet and hot method for processing and extracting, the kitchen waste is heated to more than 90 ℃, the oil is separated out through a three-phase separator, 2 tons of steam are consumed for every 10 tons of liquid in the heating process, the oil content of the discharged water residue is 0.8 percent, and the cost and the energy consumption are high; and the granular substances of the kitchen waste are decomposed, so that certain troubles are brought to later-stage anaerobic fermentation and water treatment.
After the kitchen waste oil is processed and extracted by a wet-heat method, a certain amount of oil is reserved in the residual kitchen waste liquid, and the kitchen waste liquid is necessary to be further separated and extracted, so that on one hand, the subsequent environment-friendly treatment of the kitchen waste liquid is facilitated, and on the other hand, the resource recovery rate of the kitchen waste liquid can be improved. The enzymolysis method is a novel oil extraction method for separating oil and protein by hydrolyzing protein with protease, and has the characteristics of mild conditions and low energy consumption. The existing enzymolysis tank has the problems of low pH regulation efficiency and inaccurate regulation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the pH that exists to prior art adjusts inefficiency and adjusts unsafe problem, provides a pH adjustment mechanism that is arranged in surplus grease enzymolysis extraction jar in the kitchen waste liquid.
In order to realize above-mentioned purpose, the utility model discloses a technical scheme be a pH adjustment mechanism that is arranged in surplus grease enzymolysis extraction jar in meal kitchen waste liquid, including basicity governing system, basicity governing system includes alkali lye tank, enzymolysis tank roof middle fixed alkali lye pipe, first measuring pump controller, PLC controller, and alkali lye pipe upper end is connected with first measuring pump through the connecting pipe, and first measuring pump passes through the pipeline and is connected with alkali lye tank, and first measuring pump is connected with first measuring pump controller electricity, and first measuring pump controller is connected with PLC controller electricity, alkali lye pipe lower extreme is located enzymolysis tank upper portion, and evenly lays the round through-hole on the alkali lye pipe lower part pipe wall, and alkali lye pipe lower extreme still is equipped with conical cloth liquid piece, and cloth liquid piece is located the through-hole below.
The utility model discloses an among one of them implementation technical scheme, a pH adjustment mechanism for surplus grease enzymolysis draws jar in meal kitchen waste liquid still be provided with acidity governing system, acidity governing system includes sour fluid reservoir, second measurement pump controller, the second measuring pump, acidizing fluid pipe and "ten" font liquid distribution pipe, second measurement pump controller respectively with the PLC controller, the second measuring pump electricity is connected, second measuring pump one end is passed through the pipeline and is connected with the acidizing fluid reservoir, the other end passes through rotary joint and is connected with acidizing fluid pipe upper end, acidizing fluid pipe middle part is located the alkali lye pipe, and rotate with the alkali lye pipe and be connected, leave the cavity between acidizing fluid pipe and the alkali lye pipe, alkali lye pipe connection liquid distribution pipe is worn out to acidizing fluid pipe lower extreme, a plurality of through-holes are evenly seted up to liquid distribution pipe bottom.
The utility model discloses an among one of them implementation technical scheme, a pH adjustment mechanism for eating surplus grease enzymolysis extraction jar in kitchen waste liquid still be provided with electric drive mixing system, electric drive mixing system includes first gear, second gear, motor and a plurality of stirring vane, the motor is installed in enzymolysis tank deck portion, the motor is connected with the PLC controller electricity, first gear housing is located on the acidizing fluid pipe, the motor shaft is located to the second gear housing, first gear meshes with the second gear mutually, stirring vane sets up in cloth liquid pipe top.
The utility model discloses an among them implementation technical scheme, enzymolysis tank inside still is equipped with the pH meter, and the pH meter is connected with the PLC controller electricity.
Enzymolysis tank still include feed liquor pipe, the row's sediment pipe that goes out oil pipe and enzymolysis tank bottom that enzymolysis tank lateral wall set up, the feed liquor pipe is located out oil pipe top, is provided with first motorised valve, second motorised valve, third motorised valve on feed liquor pipe, play oil pipe, the row's sediment pipe respectively, first motorised valve, second motorised valve, third motorised valve are connected with the PLC controller electricity respectively.
Compared with the prior art, owing to adopted above-mentioned technical scheme, the beneficial technological effect of the utility model is that: before the enzymolysis reaction of the residual oil in the kitchen waste liquid in the enzymolysis tank, acid liquor or alkali liquor is quickly and accurately injected to ensure that the enzyme participates in the enzymolysis reaction at a proper pH value and the acid and alkali dosage is saved; acid liquor and alkali liquor are injected in a dispersed manner by utilizing the cross-shaped liquid distribution pipe and the conical liquid distribution sheet, so that the pH adjusting efficiency is improved; need not to set up the (mixing) shaft in addition to the acidizing fluid pipe is the pivot, sets up stirring vane on the liquid distribution pipe, realizes the stirring function.
Drawings
Fig. 1 is a schematic structural diagram of a pH adjusting mechanism for an enzymolysis extraction tank of residual oil in kitchen waste liquid according to an embodiment of the present invention;
FIG. 2 is a bottom view of the cloth tube of FIG. 1;
reference numerals: 1-an alkali liquor tank, 2-a first metering pump, 3-a first metering pump controller, 4-a PLC controller, 5-a feed inlet, 6-a second metering pump controller, 7-a connecting pipe, 8-a second metering pump, 9-a rotary joint, 10-a first gear, 11-a second gear, 12-a motor, 13-an acid liquor tank, 14-a liquid inlet pipe, 15-a first electric valve, 16-an oil outlet pipe, 17-a second electric valve, 18-an enzymolysis tank, 19-a third electric valve, 20-a slag discharge pipe, 21-a stirring blade, 22-a liquid distribution pipe, 23-an alkali liquor conduit, 24-a liquid distribution sheet, 25-an acid liquor conduit and 26-a pH meter.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
Example 1
Referring to the attached drawings 1-2, the utility model provides a pH adjusting mechanism for an enzymolysis extraction tank of residual oil in kitchen waste liquid, which comprises an alkalinity adjusting system, the alkalinity adjusting system comprises an alkaline liquid tank 1, an alkaline liquid guide pipe 23 fixed in the middle of the top wall of the enzymolysis tank 18, a first metering pump 2, a first metering pump controller 3 and a PLC controller 4, wherein the upper end of the alkaline liquid guide pipe 23 is connected with the first metering pump 2 through a connecting pipe 7, the first metering pump 2 is connected with the alkaline liquid tank 1 through a pipeline, the first metering pump 2 is electrically connected with the first metering pump controller 3, the first metering pump 2 controller is electrically connected with the PLC controller 4, the lower end of the alkaline liquid guide pipe 23 is positioned at the upper part in the enzymolysis tank 18, a circle of through holes are uniformly distributed on the pipe wall of the lower part of the alkali liquor guide pipe 23, a conical liquid distribution sheet 24 is also arranged at the lower end of the alkali liquor guide pipe 23, and the liquid distribution sheet 24 is positioned below the through holes; the inside pH meter 26 that still is equipped with of enzymolysis tank 18, pH meter 26 is connected with PLC controller 4 electricity.
The enzymolysis tank 18 in this embodiment further includes a liquid inlet pipe 14, an oil outlet pipe 16 and a residue discharge pipe 20 arranged at the bottom of the enzymolysis tank 18, the liquid inlet pipe 14 is located above the oil outlet pipe 16, a first electric valve 15, a second electric valve 17 and a third electric valve 19 are respectively arranged on the liquid inlet pipe 14, the oil outlet pipe 16 and the residue discharge pipe 20, and the first electric valve 15, the second electric valve 17 and the third electric valve 19 are respectively electrically connected with the PLC controller 4.
The enzymolysis tank 18 described in this embodiment may further be provided with a heating system to heat the enzymolysis tank 18.
The enzymolysis tank 18 of this embodiment is used for handling the higher kitchen waste liquid that contains surplus grease of acidity, surveys the interior kitchen waste liquid pH value of enzymolysis tank 18 through pH meter 26, and PLC controller 4 is according to this pH value through the first measuring pump 2 of the first measuring pump controller 3 control of control, carries alkali lye to the enzymolysis tank 18 in by lye tank 1.
In this embodiment, the lower end of the alkali liquor conduit 23 is closed, and the conical liquid distribution sheet 24 plays a role in diversion and dispersion, so that the alkali liquor is annularly added into the kitchen waste liquor.
The liquid distribution sheet 24 can also be provided with a plurality of groups of through holes distributed annularly, and each group of through holes are arranged in a staggered manner, so that the alkali liquor is further dispersed, and the pH adjusting efficiency is improved.
Example 2
On the basis of embodiment 1, still be provided with acidity governing system, acidity governing system includes sour liquid jar 13, second metering pump controller 6, second measuring pump 8, acidizing fluid pipe 25 and "ten" font liquid distribution pipe 22, second metering pump controller 6 is connected with PLC controller 4, second measuring pump 8 electricity respectively, second measuring pump 8 one end is connected with acidizing fluid jar 13 through the pipeline, the other end passes through rotary joint 9 and is connected with acidizing fluid pipe 25 upper end, acidizing fluid pipe 25 middle part is located alkali lye pipe 23, and rotate with alkali lye pipe 23 and be connected, leave the cavity between acidizing fluid pipe 25 and the alkali lye pipe 23, acidizing fluid pipe 25 lower extreme wears out alkali lye pipe 23 and connects liquid distribution pipe 22, a plurality of through-holes are evenly seted up to liquid distribution pipe 22 bottom.
The enzymolysis tank 18 of this embodiment has no requirement for the pH of the kitchen waste liquid containing the residual oil to be subjected to enzymolysis, and is more extensive. The principle of the PLC 4 for controlling the acidity adjusting system is the same as that of the alkali liquor adjusting in the embodiment 1.
Still be provided with electric drive mixing system, electric drive mixing system includes first gear 10, second gear 11, motor 12 and a plurality of stirring vane 21, and motor 12 installs in enzymolysis tank 18 top, and motor 12 is connected with PLC controller 4 electricity, and on acidizing fluid pipe 25 was located to first gear 10 cover, on motor 12 pivot was located to second gear 11 cover, first gear 10 meshed with second gear 11, and stirring vane 21 sets up in cloth liquid pipe 22 top.
The enzymolysis tank 18 of this embodiment need not to set up the (mixing) shaft in addition to acidizing fluid pipe 25 is the pivot, sets up stirring vane 21 on the liquid distribution pipe 22, realizes the stirring function, improves pH regulation efficiency in the enzymolysis tank 18.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the present invention is not to be limited by the foregoing description, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a pH adjustment mechanism that is arranged in surplus grease enzymolysis of meal kitchen waste liquid to draw jar, includes basicity governing system, basicity governing system includes alkali lye jar, the middle fixed alkali lye pipe of enzymolysis tank roof, first measuring pump controller, PLC controller, and alkali lye pipe upper end is passed through the connecting pipe and is connected with first measuring pump, and first measuring pump passes through the pipeline and is connected with the alkali lye jar, and first measuring pump is connected with first measuring pump controller electricity, and first measuring pump controller is connected with PLC controller electricity, its characterized in that: the lower end of the alkali liquor guide pipe is positioned at the upper part in the enzymolysis tank, a circle of through holes are uniformly distributed on the pipe wall of the lower part of the alkali liquor guide pipe, a conical liquid distribution sheet is further arranged at the lower end of the alkali liquor guide pipe, and the liquid distribution sheet is positioned below the through holes.
2. The pH adjusting mechanism for the enzymolysis extraction tank of the residual oil in the kitchen waste liquid according to claim 1, characterized in that: still be provided with acidity governing system, acidity governing system includes the sour fluid reservoir, the second measurement pump controller, the second measuring pump, acidizing fluid pipe and "ten" font liquid distribution pipe, the second measurement pump controller respectively with the PLC controller, the second measuring pump electricity is connected, pipeline and acidizing fluid tank connection are passed through to second measuring pump one end, the other end passes through rotary joint and is connected with acidizing fluid pipe upper end, acidizing fluid pipe middle part is located the alkali lye pipe, and rotate with alkali lye pipe and be connected, leave the cavity between acidizing fluid pipe and the alkali lye pipe, alkali lye pipe connection liquid distribution pipe is worn out to acidizing fluid pipe lower extreme, a plurality of through-holes are evenly seted up to liquid distribution pipe bottom.
3. The pH adjusting mechanism for the enzymolysis extraction tank of the residual oil in the kitchen waste liquid according to claim 2, is characterized in that: still be provided with electric drive mixing system, electric drive mixing system includes first gear, second gear, motor and a plurality of stirring vane, and the motor is installed in enzymolysis tank deck portion, and the motor is connected with the PLC controller electricity, and on the acidizing fluid pipe was located to first gear cover, on the motor shaft was located to the second gear cover, first gear meshed with the second gear, stirring vane set up in cloth liquid pipe top.
4. The pH adjusting mechanism for the enzymolysis extraction tank of the residual oil in the kitchen waste liquid according to claim 1, characterized in that: the inside pH meter that still is equipped with of enzymolysis tank, the pH meter is connected with the PLC controller electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022018388.1U CN213739503U (en) | 2020-09-15 | 2020-09-15 | A pH adjustment mechanism that is arranged in surplus grease enzymolysis of meal kitchen waste liquid to draw jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022018388.1U CN213739503U (en) | 2020-09-15 | 2020-09-15 | A pH adjustment mechanism that is arranged in surplus grease enzymolysis of meal kitchen waste liquid to draw jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213739503U true CN213739503U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022018388.1U Active CN213739503U (en) | 2020-09-15 | 2020-09-15 | A pH adjustment mechanism that is arranged in surplus grease enzymolysis of meal kitchen waste liquid to draw jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213739503U (en) |
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2020
- 2020-09-15 CN CN202022018388.1U patent/CN213739503U/en active Active
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