CN111729539A - Automatic control device for pulp stirring - Google Patents
Automatic control device for pulp stirring Download PDFInfo
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- CN111729539A CN111729539A CN202010748126.2A CN202010748126A CN111729539A CN 111729539 A CN111729539 A CN 111729539A CN 202010748126 A CN202010748126 A CN 202010748126A CN 111729539 A CN111729539 A CN 111729539A
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- Prior art keywords
- water tank
- stirring rod
- spiral stirring
- spiral
- concentration sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/72—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with helices or sections of helices
- B01F27/721—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with helices or sections of helices with two or more helices in the same receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/92—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws
- B01F27/922—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws with two or more helices, e.g. with intermeshing helices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/2132—Concentration, pH, pOH, p(ION) or oxygen-demand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/2201—Control or regulation characterised by the type of control technique used
- B01F35/2209—Controlling the mixing process as a whole, i.e. involving a complete monitoring and controlling of the mixing process during the whole mixing cycle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/47—Mixing of ingredients for making paper pulp, e.g. wood fibres or wood pulp
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Paper (AREA)
Abstract
The invention provides an automatic control device for pulp stirring, which comprises a first spiral stirring rod and a second spiral stirring rod, wherein the first spiral stirring rod and the second spiral stirring rod are arranged on two opposite side walls of a water tank in a penetrating manner; the top of the water tank is provided with two supporting plates, each supporting plate is provided with two third motors, output shafts of the third motors are connected with third spiral stirring rods, the inner walls of the two ends of the water tank are respectively provided with a plurality of first concentration sensors and a plurality of second concentration sensors, the middle parts of the inner walls of the front end surface and the rear end surface of the water tank are respectively provided with a plurality of third concentration sensors, the top of the side wall of the water tank is provided with a liquid pump, the liquid pump is externally connected with a material box, and a discharge port of the liquid pump extends to the upper part of the water tank through a second pipeline; it can carry out the concentration detection of multiple spot position to the paper pulp in the stirring, guarantees to detect the precision to conveniently change the interpolation of stirring mode and material, in time make the adjustment, guarantee stirring processingquality.
Description
Technical Field
The invention relates to the field of paper pulp stirring equipment, in particular to an automatic control device for paper pulp stirring.
Background
The paper pulp is a fibrous substance prepared by using plant fibers as raw materials through different processing methods. Mechanical pulp, chemical pulp and chemimechanical pulp can be classified according to the processing method; the fiber raw materials can also be divided into wood pulp, straw pulp, hemp pulp, reed pulp, cane pulp, bamboo pulp, rag pulp and the like according to the used fiber raw materials. And can be divided into refined pulp, bleached pulp, unbleached pulp, high-yield pulp, semi-chemical pulp and the like according to different purities. Are commonly used in the manufacture of paper and paperboard.
Pulp consistency is one of the important criteria for verifying paper quality, wherein the pulp consistency is affected by water flow, raw material flow or manual operation, which causes the pulp consistency to be unstable, thereby affecting the product quality. Most of existing pulp concentration detection is only carried out through a concentration sensor, the position of the concentration sensor is fixed, multi-point position detection cannot be carried out, detection is inaccurate, measures for further improving the pulp concentration cannot be taken, and the quality of finished paper products is affected by different degrees.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the automatic control device for the paper pulp stirring, which has a novel structure, can detect the concentration of the paper pulp in the stirring process at multiple points, and ensures the detection precision, thereby conveniently changing the stirring mode and the addition of materials, adjusting in time and ensuring the stirring processing quality.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a paper pulp stirring automatic control device, which comprises a water tank, wherein the bottom of the side wall of the water tank is communicated with a discharge pipe, and a switch valve is arranged on the discharge pipe; a first spiral stirring rod and a second spiral stirring rod penetrate through two opposite side walls of the water tank, the first spiral stirring rod is driven by a first motor, the second spiral stirring rod is driven by a second motor, the first spiral stirring rod is positioned below the second spiral stirring rod, and the first spiral stirring rod and the second spiral stirring rod are both positioned on the central plane of the water tank; the top of the water tank is provided with two supporting plates, the supporting plates extend along the width direction of the water tank, and the two supporting plates are symmetrical about the center of the water tank; two third motors are mounted on each supporting plate, the two third motors on the same supporting plate are symmetrically arranged around the center of the supporting plate, a third spiral stirring rod is arranged below the supporting plate corresponding to the third motors, the top end and the bottom end of the third spiral stirring rod are erected on the bottom surfaces of the supporting plate and the water tank through bearings, and the top end of the third spiral stirring rod is connected with an output shaft of the corresponding third motor through a coupler; the water tank is characterized in that a plurality of first concentration sensors are arranged on the inner wall of one end of the water tank, a plurality of second concentration sensors are arranged on the inner wall of the other end of the water tank, the first concentration sensors and the second concentration sensors are respectively distributed in a square matrix outline, a plurality of third concentration sensors are respectively arranged in the middle of the inner wall of the front end face and in the middle of the inner wall of the rear end face of the water tank, and the third concentration sensors are distributed along a vertical linear array and correspond to the first concentration sensors and the second concentration sensors; the improved thickener is characterized in that a liquid pump is installed at the top of the side wall of the water tank, a feed inlet of the liquid pump is communicated with an external thickener material tank through a first pipeline, a discharge outlet of the liquid pump is communicated with a second pipeline, the discharge outlet of the second pipeline is located above the top of the water tank, and an electromagnetic valve is arranged on the second pipeline.
In a preferred technical scheme of the present invention, the number of the first concentration sensor and the number of the second concentration sensor are nine, and the nine first concentration sensors and the nine second concentration sensors are distributed in a square matrix profile; the number of the third concentration sensors is three, and the third concentration sensors are distributed along a vertical linear array and correspond to the first concentration sensors and the second concentration sensors in an adaptive mode.
In a preferred technical solution of the present invention, the first concentration sensor and the second concentration sensor in the second vertical row, the first helical stirring rod and the second helical stirring rod are all located at a central plane of the water tank, the first helical stirring rod, the second helical stirring rod and the three first concentration sensors are arranged at intervals, and the first helical stirring rod, the second helical stirring rod and the three second concentration sensors are arranged at intervals.
In a preferred technical scheme of the present invention, the four third helical stirring rods are distributed in a rectangular array, and the four third helical stirring rods are arranged in a pairwise symmetry with respect to a center plane in the width direction of the water tank or with respect to a center plane in the length direction of the water tank.
In a preferred technical scheme of the invention, the inner wall of the bottom of the water tank is obliquely arranged, and the side wall of the water tank on the lower side of the inclination is communicated with the discharge pipe.
In a preferred technical scheme of the present invention, the first helical stirring rod and the second helical stirring rod are both disposed in an inclined manner and are parallel to each other, and the first helical stirring rod abuts against the inner wall of the bottom of the water tank to rotate.
In a preferred technical scheme of the invention, a perspective window is embedded in the side wall of the water tank and extends vertically, and the perspective window is used for viewing the inside of the water tank.
The invention has the beneficial effects that:
the automatic control device for paper pulp stirring, provided by the invention, is novel in structure, and comprises a plurality of first concentration sensors, a plurality of second concentration sensors and a plurality of third concentration sensors, wherein the plurality of first concentration sensors and the plurality of second concentration sensors are respectively distributed in a square matrix outline; the rotating directions of the first spiral stirring rod, the second spiral stirring rod and the third spiral stirring rod are adjusted according to the concentration detection condition, each third spiral stirring rod is driven by a single third motor, and forward rotation and reverse rotation adjustment is carried out according to the concentration detection condition, so that the paper pulp in the water tank is fully stirred and mixed; when necessary, the thickening agent can be extracted from the outside through the liquid pump to be added, so that the adjustment can be made in time, and the stirring processing quality can be ensured.
Drawings
FIG. 1 is a front view of an automatic control device for pulp stirring provided in an embodiment of the present invention;
FIG. 2 is a schematic view showing an internal structure of an automatic control apparatus for stirring pulp according to an embodiment of the present invention;
fig. 3 is a schematic distribution diagram of the first helical agitator, the second helical agitator, and the third helical agitator provided in the embodiment of the present invention.
In the figure:
100. a water tank; 110. a discharge pipe; 120. a support plate; 130. a perspective window; 210. a first helical agitator arm; 220. a second helical agitator shaft; 230. a third helical agitator shaft; 310. a first motor; 320. a second motor; 330. a third motor; 410. a first concentration sensor; 420. a second concentration sensor; 430. a third concentration sensor; 500. a liquid pump; 510. a first conduit; 520. a second conduit; 530. an electromagnetic valve.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 3, the embodiment of the present invention discloses an automatic control device for pulp stirring, which includes a water tank 100, a discharge pipe 110 is connected to the bottom of the side wall of the water tank 100, and a switch valve is disposed on the discharge pipe 110; a first spiral stirring rod 210 and a second spiral stirring rod 220 are arranged on two opposite side walls of the water tank 100 in a penetrating manner, the first spiral stirring rod 210 is driven by a first motor 310, the second spiral stirring rod 220 is driven by a second motor 320, the first spiral stirring rod 210 is positioned below the second spiral stirring rod 220, and the first spiral stirring rod 210 and the second spiral stirring rod 220 are both positioned on a central plane of the water tank 100; two supporting plates 120 are mounted at the top of the water tank 100, the supporting plates 120 extend along the width direction of the water tank 100, and the two supporting plates 120 are symmetrical about the center of the water tank 100; two third motors 330 are mounted on each supporting plate 120, the two third motors 330 on the same supporting plate 120 are symmetrically arranged about the center of the supporting plate 120, a third spiral stirring rod 230 is arranged below the supporting plate 120 corresponding to the third motors 330, the top end and the bottom end of the third spiral stirring rod 230 are erected on the bottom surfaces of the supporting plate 120 and the water tank 100 through bearings, and the top end of the third spiral stirring rod 230 is connected with the output shaft of the corresponding third motor 330 through a coupler; a plurality of first concentration sensors 410 are mounted on the inner wall of one end of the water tank 100, a plurality of second concentration sensors 420 are mounted on the inner wall of the other end of the water tank 100, the plurality of first concentration sensors 410 and the plurality of second concentration sensors 420 are respectively distributed in a square matrix outline, a plurality of third concentration sensors 430 are respectively mounted in the middle of the inner wall of the front end face and the middle of the inner wall of the rear end face of the water tank 100, and the third concentration sensors 430 are distributed along a vertical linear array and correspond to the first concentration sensors 410 and the second concentration sensors 420; the liquid pump 500 is installed at the top of the side wall of the water tank 100, a feed inlet of the liquid pump 500 is communicated with an external thickener tank through a first pipeline 510, a discharge outlet of the liquid pump 500 is communicated with a second pipeline 520, the discharge outlet of the second pipeline 520 is positioned above the top of the water tank 100, and an electromagnetic valve 530 is arranged on the second pipeline 520.
The automatic control device for pulp stirring is novel in structure, the plurality of first concentration sensors 410, the plurality of second concentration sensors 420 and the plurality of third concentration sensors 430 are arranged, the plurality of first concentration sensors 410 and the plurality of second concentration sensors 420 are respectively distributed in a square matrix outline, and the third concentration sensors 430 are distributed in a vertical linear array and are arranged in the middle of the inner wall of the front end face and the middle of the inner wall of the rear end face of the water tank 100, so that multi-point concentration detection of pulp in the water tank 100 is realized, and the detection precision is ensured; the rotation directions of the first helical stirring rod 210, the second helical stirring rod 220 and the third helical stirring rod 230 are adjusted according to the concentration detection condition, each third helical stirring rod 230 is driven by a single third motor 330, and forward rotation and reverse rotation adjustment is performed according to the concentration detection condition, so that the paper pulp in the water tank 100 is fully stirred and mixed; when necessary, the thickening agent can be extracted from the outside through the liquid extracting pump 500 to be added, so that the adjustment can be made in time, and the stirring processing quality can be ensured.
Furthermore, the number of the first concentration sensors 410 and the number of the second concentration sensors 420 are nine, and the nine first concentration sensors 410 and the nine second concentration sensors 420 are distributed in a square matrix profile; the number of the third concentration sensors 430 is three, and the third concentration sensors 430 are distributed along a vertical linear array and are matched and corresponding to the first concentration sensor 410 and the second concentration sensor 420;
the first concentration sensor 410 and the second concentration sensor 420 in a second vertical row, and the first helical stirring rod 210 and the second helical stirring rod 220 are all located at a central plane of the water tank 100, and the first helical stirring rod 210, the second helical stirring rod 220 and three first concentration sensors 410 are arranged at intervals, and the first helical stirring rod 210, the second helical stirring rod 220 and three second concentration sensors 420 are arranged at intervals; due to the structural design, the first concentration sensor 410, the second concentration sensor 420 and the third concentration sensor 430 can detect the middle part, the upper part and the lower part of the inner wall of the water tank 100, so that multi-point detection is realized, and the detection precision is ensured; and the first spiral stirring rod 210 and the second spiral stirring rod 220 can stir and transfer the paper pulp at the two ends of the water tank 100 back and forth, and can be adjusted in time according to the detection condition, so that the paper pulp is fully mixed.
Further, the four third helical stirring rods 230 are distributed in a rectangular array, and the four third helical stirring rods 230 are symmetrically arranged in pairs with respect to the central plane of the water tank 100 in the width direction or the central plane of the water tank 100 in the length direction.
Further, the inner wall of the bottom of the water tank 100 is obliquely arranged, and the side wall of the water tank 100 on the lower side of the inclination is communicated with the discharge pipe 110; the structural design can facilitate the flowing and discharging of materials.
Further, the first spiral stirring rod 210 and the second spiral stirring rod 220 are both obliquely arranged and parallel to each other, and the first spiral stirring rod 210 abuts against the inner wall of the bottom of the water tank 100 to rotate; this structural design should on the one hand can make things convenient for stirring adjustment of paper pulp, and on the other hand then can make things convenient for follow-up row of expediting to arrange.
Further, the lateral wall of water tank 100 inlays and establishes and installs perspective window 130, perspective window 130 is along vertical extension, perspective window 130 is used for looking over inside water tank 100, conveniently in time looks over inside operation condition, and look over the row material whether complete.
The working principle is as follows:
when the invention works, the first spiral stirring rod 210, the second spiral stirring rod 220 and the third spiral stirring rod 230 rotate, and forward rotation and turnover operation are carried out according to a preset program, so that paper pulp is fully stirred and mixed; the first concentration sensor 410, the second concentration sensor 420 and the third concentration sensor 430 are in a real-time monitoring state, the concentration of the paper pulp at a certain position is horizontally compared, if the concentration at the certain position is obviously lower than a preset range value, the first motor 310 or the second motor 320 with the corresponding height is started to drive the first spiral stirring rod 210 or the second spiral stirring rod 220 to rotate forwards or backwards, the third motor 330 at the close position is started to drive the third spiral stirring rod 230 to stir, and the paper pulp at other positions is transferred to the position with lower concentration, so that the concentration is adjusted; comparing the pulp concentration of a certain vertical part, if the concentration of the certain part is obviously lower than a preset range value, starting a third motor 330 at a corresponding position to drive a third spiral stirring rod 230 to rotate forwards or backwards, and starting a first motor 310 and a second motor 320 according to the corresponding height to drive a first spiral stirring rod 210 or a second spiral stirring rod 220 to realize the concentration adjustment; if the detected concentrations of the plurality of concentration sensors are lower than the preset range after the stirring adjustment is performed for the preset time, the liquid pump 500 needs to be started, the thickening agent is filled in the water tank 100, and the first motor 310, the second motor 320 and the third motor 330 are started again to stir until the detected data of each concentration sensor are within the preset range; it should be noted that, when the pulp is discharged, the first motor 310 needs to be started to accelerate the discharge of the pulp.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (7)
1. The utility model provides a paper pulp stirring automatic control device which characterized in that:
the water tank comprises a water tank (100), wherein the bottom of the side wall of the water tank (100) is communicated with a discharge pipe (110), and a switch valve is arranged on the discharge pipe (110);
a first spiral stirring rod (210) and a second spiral stirring rod (220) are arranged on two opposite side walls of the water tank (100) in a penetrating mode, the first spiral stirring rod (210) is driven by a first motor (310), the second spiral stirring rod (220) is driven by a second motor (320), the first spiral stirring rod (210) is located below the second spiral stirring rod (220), and the first spiral stirring rod (210) and the second spiral stirring rod (220) are located on the central plane of the water tank (100);
the top of the water tank (100) is provided with two supporting plates (120), the supporting plates (120) extend along the width direction of the water tank (100), and the two supporting plates (120) are symmetrical about the center of the water tank (100); two third motors (330) are mounted on each supporting plate (120), the two third motors (330) on the same supporting plate (120) are symmetrically arranged around the center of the supporting plate (120), a third spiral stirring rod (230) is arranged below the supporting plate (120) corresponding to the third motors (330), the top end and the bottom end of the third spiral stirring rod (230) are erected on the bottom surfaces of the supporting plate (120) and the water tank (100) through bearings, and the top end of the third spiral stirring rod (230) is connected with the output shaft of the corresponding third motor (330) through a coupler;
a plurality of first concentration sensors (410) are mounted on the inner wall of one end of the water tank (100), a plurality of second concentration sensors (420) are mounted on the inner wall of the other end of the water tank (100), the first concentration sensors (410) and the second concentration sensors (420) are distributed in a square matrix outline, a plurality of third concentration sensors (430) are mounted in the middle of the inner wall of the front end face and the middle of the inner wall of the rear end face of the water tank (100), and the third concentration sensors (430) are distributed along a vertical linear array and correspond to the first concentration sensors (410) and the second concentration sensors (420);
the utility model discloses a thickener, including water tank (100), drawing liquid pump (500) is installed at the lateral wall top of water tank (100), the feed inlet and the outside thickener workbin of drawing liquid pump (500) pass through first pipeline (510) intercommunication, the discharge gate intercommunication of drawing liquid pump (500) is equipped with second pipeline (520), the discharge gate of second pipeline (520) is located the top of water tank (100), be equipped with solenoid valve (530) on second pipeline (520).
2. The automatic control device for stirring pulp according to claim 1, characterized in that:
the number of the first concentration sensors (410) and the number of the second concentration sensors (420) are nine, and the nine first concentration sensors (410) and the nine second concentration sensors (420) are distributed in a square matrix outline; the number of the third concentration sensors (430) is three, and the third concentration sensors (430) are distributed along a vertical linear array and are matched and corresponding to the first concentration sensor (410) and the second concentration sensor (420).
3. The automatic control device for stirring pulp according to claim 2, characterized in that:
the first concentration sensor (410) and the second concentration sensor (420) that are in the second vertical row, first spiral puddler (210) and second spiral puddler (220) all are in the central plane department of water tank (100), just first spiral puddler (210), second spiral puddler (220) and three first concentration sensor (410) set up at an interval each other, first spiral puddler (210), second spiral puddler (220) and three second concentration sensor (420) set up at an interval each other.
4. The automatic control device for stirring pulp according to claim 1, characterized in that:
the four third spiral stirring rods (230) are distributed in a rectangular array, and the four third spiral stirring rods (230) are arranged in a pairwise symmetry mode relative to the central plane of the water tank (100) in the width direction or relative to the central plane of the water tank (100) in the length direction.
5. The automatic control device for stirring pulp according to claim 1, characterized in that:
the inner wall of the bottom of the water tank (100) is obliquely arranged, and the side wall of the water tank (100) at the lower side of the inclination is communicated with the discharge pipe (110).
6. The automatic control device for stirring pulp according to claim 1, characterized in that:
the first spiral stirring rod (210) and the second spiral stirring rod (220) are obliquely arranged and are parallel to each other, and the first spiral stirring rod (210) abuts against the inner wall of the bottom of the water tank (100) to rotate.
7. The automatic control device for stirring pulp according to claim 1, characterized in that:
the side wall of water tank (100) is inlayed and is installed perspective window (130), perspective window (130) are along vertical extension, perspective window (130) are used for looking over inside water tank (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748126.2A CN111729539A (en) | 2020-07-30 | 2020-07-30 | Automatic control device for pulp stirring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748126.2A CN111729539A (en) | 2020-07-30 | 2020-07-30 | Automatic control device for pulp stirring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111729539A true CN111729539A (en) | 2020-10-02 |
Family
ID=72656727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010748126.2A Withdrawn CN111729539A (en) | 2020-07-30 | 2020-07-30 | Automatic control device for pulp stirring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111729539A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327953A (en) * | 2020-11-05 | 2021-02-05 | 山西黄腾化工有限公司 | Processing technology of polycarboxylic acid additive |
| CN113731245A (en) * | 2021-09-27 | 2021-12-03 | 安庆供水集团公司 | Automatic dosing device for intelligent water plant |
-
2020
- 2020-07-30 CN CN202010748126.2A patent/CN111729539A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327953A (en) * | 2020-11-05 | 2021-02-05 | 山西黄腾化工有限公司 | Processing technology of polycarboxylic acid additive |
| CN113731245A (en) * | 2021-09-27 | 2021-12-03 | 安庆供水集团公司 | Automatic dosing device for intelligent water plant |
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Application publication date: 20201002 |
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