CN112058150A - Liquid medicine mixing arrangement for agricultural production - Google Patents
Liquid medicine mixing arrangement for agricultural production Download PDFInfo
- Publication number
- CN112058150A CN112058150A CN202010945095.XA CN202010945095A CN112058150A CN 112058150 A CN112058150 A CN 112058150A CN 202010945095 A CN202010945095 A CN 202010945095A CN 112058150 A CN112058150 A CN 112058150A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- connecting rod
- agricultural production
- way port
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/44—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement
- B01F31/443—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement performing a superposed additional movement other than oscillation, vibration or shaking
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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
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a 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
- B01F27/05—Stirrers
- B01F27/051—Stirrers characterised by their elements, materials or mechanical properties
- B01F27/053—Stirrers characterised by their elements, materials or mechanical properties characterised by their materials
- B01F27/0531—Stirrers characterised by their elements, materials or mechanical properties characterised by their materials with particular surface characteristics, e.g. coated or rough
-
- 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
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
- B01F27/1131—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller with holes in the propeller blade surface
-
- 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
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/2122—Hollow shafts
-
- 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
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/2123—Shafts with both stirring means and feeding or discharging means
-
- 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
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
- B01F27/906—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms with fixed axis
-
- 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
- B01F2101/48—Mixing water in water-taps with other ingredients, e.g. air, detergents or disinfectants
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention is suitable for the technical field of agricultural production equipment, and provides a liquid medicine mixing device for agricultural production; the method comprises the following steps: a device body having a cavity therein; the rotating shaft is rotatably arranged in the cavity inside the device main body, and the rotating shaft is provided with a stirring component; one end of the connecting rod is arranged in the circulating cavity in the rotating shaft and moves up and down in a reciprocating manner along with the rotation of the rotating shaft in the rotating process; the piston is arranged in the circulating cavity in a sliding mode and fixedly mounted on the connecting rod, a first one-way port and a second one-way port which are different in flow direction are formed in the upper portion of the connecting rod, and the first one-way port and the second one-way port are formed in the side wall of the circulating cavity; and the damping supporting legs are fixedly arranged at the bottom of the device main body.
Description
Technical Field
The invention relates to the technical field of agricultural production equipment, in particular to a liquid medicine mixing device for agricultural production.
Background
Agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants. Agriculture belongs to the first industry, and the science for researching agriculture is agriculture. The agricultural working object is living animals and plants, and the obtained products are the animals and plants. Agriculture is a fundamental industry for supporting national economic construction and development.
Need spray liquid medicine among the agricultural production process, need mix liquid medicine before spraying, and the stirring rod that adopts constant rotational speed of prior art's usually singleness rotates the stirring to the inside liquid medicine of device, and this kind of mixed mode exists and mixes incomplete phenomenon inadequately, consequently provides a liquid medicine mixing arrangement for agricultural production now and solves this technical problem.
Disclosure of Invention
The invention aims to provide a liquid medicine mixing device for agricultural production, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a liquid medicine mixing arrangement for agricultural production includes: a device body having a cavity therein;
the rotating shaft is rotatably arranged in the cavity inside the device main body, and the rotating shaft is provided with a stirring component;
one end of the connecting rod is arranged in the circulating cavity in the rotating shaft and moves up and down in a reciprocating manner along with the rotation of the rotating shaft in the rotating process;
the piston is arranged in the circulating cavity in a sliding mode and fixedly mounted on the connecting rod, a first one-way port and a second one-way port which are different in flow direction are formed in the upper portion of the connecting rod, and the first one-way port and the second one-way port are formed in the side wall of the circulating cavity;
and the damping supporting legs are fixedly arranged at the bottom of the device main body.
As a further scheme of the invention: first one-way mouthful and the one-way mouth of second are the flashboard control, the flashboard sets up in the epaxial opening of pivot, and one end passes through the torsional spring rotation to be installed in open-ended one side, and the other end activity sets up.
As a still further scheme of the invention: the device main body is also provided with a driving part.
As a still further scheme of the invention: the drive part comprises a hybrid motor fixedly installed on the device main body, the output end of the hybrid motor is provided with a first belt pulley, and the first belt pulley is connected with a second belt pulley sleeved on the rotating shaft through a belt.
As a still further scheme of the invention: and the two sides of the connecting rod are fixedly provided with sliding blocks, and the sliding blocks are respectively arranged in the guide grooves in the rotating shaft in a sliding manner.
As a still further scheme of the invention: side rods are fixedly mounted on two sides of the bottom of the connecting rod, and one ends, far away from the connecting rod, of the side rods are arranged in driving grooves in a sliding mode on the cylindrical cam.
As a still further scheme of the invention: the stirring assembly comprises a plurality of stirring blades which are arranged on the outer side of the rotating shaft in an array mode.
As a still further scheme of the invention: the outer surface array of stirring leaf is provided with the guiding gutter, the guiding gutter is used for to stirring in-process to the raw materials refluence, and stirring leaf surface still has the mixing tank with guiding gutter cross arrangement simultaneously.
As a still further scheme of the invention: the shock attenuation landing leg includes the connecting plate of fixed mounting in the landing leg bottom, connecting plate bottom fixedly connected with branch, branch lower extreme slidable mounting is inside the support, the inside fixedly connected with second elastic component that returns of support, second elastic component upper end fixed connection is at the branch lower extreme, the branch outside has still set first elastic component, both ends difference fixed mounting is on connecting plate and second elastic component about the first elastic component.
As a still further scheme of the invention: the device main body is also provided with a feeding hole.
Compared with the prior art, the invention has the beneficial effects that: inside adding the raw materials that will need to mix to the device main part, the pivot rotates, it stirs the mixture to drive the inside raw materials of stirring subassembly countershaft, the connecting rod rotates along with the pivot in mixing process, and up-and-down motion, first one-way mouthful of and the one-way mouthful interval of second are opened in the motion process, one of them opens the raw materials and gets into to circulation intracavity portion when piston downstream process, another opens when piston upward movement, spout the raw materials from circulation intracavity portion, and then realize the circulation of raw materials and mix, raw materials spout and stir in-process raw materials and strike simultaneously, and then improve mixed effect. The invention has good mixing effect.
Drawings
Fig. 1 is a schematic structural diagram of a liquid medicine mixing device for agricultural production.
Fig. 2 is a schematic structural diagram of a rotating shaft in a liquid medicine mixing device for agricultural production.
FIG. 3 is a schematic structural view of a connecting rod in the agricultural production pharmaceutical mixing device.
In the figure: the device comprises a device main body-1, a mixing motor-2, a first belt pulley-3, a second belt pulley-4, a rotating shaft-5, a stirring blade-7, a diversion trench-8, a mixing trench-9, a circulating cavity-10, a piston-11, a first one-way port-12, a second one-way port-13, a gate plate-14, a guide trench-15, a slide block-16, a connecting rod-17, a side rod-18, a cylindrical cam-19, a feed inlet-20, a supporting leg-21, a damping supporting leg-22, a connecting plate-23, a first elastic element-24, a supporting rod-25, a second elastic element-26 and a support-27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, a structure diagram of a liquid medicine mixing device for agricultural production according to an embodiment of the present invention includes: a device body 1 having a cavity therein;
the rotating shaft 5 is rotatably arranged in the cavity inside the device main body 1, and the stirring component is arranged on the rotating shaft 5;
one end of the connecting rod 17 is arranged in the circulating cavity 10 in the rotating shaft 5 and moves up and down in a reciprocating manner along with the rotation of the rotating shaft 5;
a piston 11 is arranged in the circulation cavity 10 in a sliding manner, the piston 11 is fixedly mounted on a connecting rod 17, a first one-way port 12 and a second one-way port 13 which flow in different directions are arranged above the connecting rod 17, and the first one-way port 12 and the second one-way port 13 are arranged on the side wall of the circulation cavity 10;
and the shock absorption supporting legs 22 are fixedly arranged at the bottom of the device body 1.
In the embodiment of the invention, raw materials to be mixed are added into the device main body 1, the rotating shaft 5 rotates to drive the stirring component to stir and mix the raw materials in the rotating shaft 5, the connecting rod 17 rotates along with the rotating shaft 5 in the mixing process and reciprocates up and down, the first one-way port 12 and the second one-way port 13 are opened intermittently in the moving process, one of the opened raw materials enters the circulation cavity 10 in the downward moving process of the piston 11, the other one is opened when the piston 11 moves up, the raw materials are ejected from the circulation cavity 10, the circulation mixing of the raw materials is realized, and the raw materials are ejected and impacted in the stirring process, so that the mixing effect is improved. The invention has good mixing effect.
As a preferred embodiment of the present invention, the first one-way port 12 and the second one-way port 13 are controlled by a shutter 14, the shutter 14 is disposed on the opening of the rotating shaft 5, one end of the shutter is rotatably mounted on one side of the opening through a torsion spring, and the other end of the shutter is movably disposed, so that when the shutter 14 receives suction force or pushing force, the opening is opened, thereby realizing one-way opening.
Rotate for drive shaft 5, consequently still be provided with the driver part in the device main part 1, it is concrete, the driver part includes hybrid motor 2 of fixed mounting in the device main part 1, the output of hybrid motor 2 is provided with first belt pulley 3, first belt pulley 3 is connected through the second belt pulley 4 that the cover was put on belt and the pivot 5, and then arrives hybrid motor 2 circular telegram and rotate, drives first belt pulley 3 and second belt pulley 4 and rotate, and then rotates for pivot 5 and provide power.
In order to realize that the connecting rod 17 can move up and down along with the rotation of the rotating shaft 5, two sides of the connecting rod 17 are fixedly provided with sliding blocks 16, and the sliding blocks 16 at two sides are respectively arranged in the guide grooves 15 in the rotating shaft 5 in a sliding manner. The slider 16 can slide up and down in the guide slot 15, so that the connecting rod 17 can slide up and down along with the rotation of the rotating shaft 5.
In order to enable the connecting rod 17 to move up and down in the rotating process, side rods 18 are fixedly installed on two sides of the bottom of the connecting rod 17, one end, far away from the connecting rod 17, of each side rod 18 is arranged in a driving groove in a cylindrical cam 19 in a sliding mode, and when the connecting rod 17 rotates along with the rotating shaft 5, the side rods 18 move up and down in a reciprocating mode under the action of the driving grooves in the cylindrical cam 19, and power is provided for the piston 11 to slide in the circulating cavity 10.
The cylindrical cam 19 is fixedly mounted on a leg 21 at the bottom of the device body 1. The side lever 18 is disposed in the driving groove by rolling, thereby reducing driving resistance.
The stirring subassembly includes that the array is installed a plurality of stirring leaves 7 in the pivot 5 outside, and a plurality of stirring leaves 7 can weld on pivot 5, can also pass through bolted connection.
7 surface arrays of stirring leaf are provided with guiding gutter 8, guiding gutter 8 is used for stirring the in-process to the raw materials refluence, stirs 7 surfaces of leaf simultaneously and still has the mixing tank 9 with 8 cross arrangement of guiding gutter, should set up and then makes the raw materials of coming from 9 directions of mixing tank and the raw materials of carrying on the guiding gutter 8 strike, mixes, and then improves mixed effect. The direction of the diversion trench 8 is along the stirring direction.
Shock attenuation landing leg 22 includes connecting plate 23 of fixed mounting in landing leg 21 bottom, connecting plate 23 bottom fixedly connected with branch 25, branch 25 lower extreme slidable mounting is inside support 27, support 27 is inside still fixedly connected with second elastic component 26, second elastic component 26 upper end fixed connection is at branch 25 lower extreme, branch 25 outside has still set first elastic component 24, both ends difference fixed mounting is on connecting plate 23 and second elastic component 26 about first elastic component 24. The first elastic piece 24 and the second elastic piece 26 are arranged to realize two times of shock absorption, and the shock absorption effect is improved.
Both the second elastic member 26 and the first elastic member 24 may be made of springs.
The device main body 1 is further provided with a feeding hole 20, and the feeding hole 20 is arranged to facilitate the addition of raw materials into the device main body 1.
Piston 11 can be a plurality of, and has first one-way mouth 12 and the one-way mouth 13 of second on a plurality of pistons 11 tops that correspond, first one-way mouth 12 and the one-way mouth 13 of second are a plurality of settings, and then are convenient for the raw materials dispersion and get into, perhaps discharge.
The working principle of the invention is as follows: raw materials to be mixed are added into the device main body 1 through the feeding hole 20, the mixing motor 2 is electrified to rotate, the rotating shaft 5 is driven to rotate through the first belt pulley 3 and the second belt pulley 4, the stirring blades 7 are driven to stir and mix the raw materials in the rotating shaft 5, the raw materials coming from the direction of the mixing tank 9 and the raw materials conveyed on the diversion trench 8 are collided and mixed, and the mixing effect is further improved; the connecting rod 17 rotates along with the rotating shaft 5 in the mixing process, and reciprocates up and down under the action of the side rod 18 and the cylindrical cam 19, the piston 11 periodically compresses the inside of the circulating cavity 10 in the moving process, so that the first one-way port 12 and the second one-way port 13 are alternately opened, when the piston 11 moves downwards, one of the opened raw materials enters the circulating cavity 10, and when the piston 11 moves upwards, the other opened raw material is ejected from the inside of the circulating cavity 10, so that the raw materials are circularly mixed, and simultaneously, the raw materials are ejected and collide with the raw materials in the stirring process, so that the mixing effect is improved; while the damping effect is achieved by the provision of the damping legs 22, a two-stage damping is achieved by the provision of the first spring member 24 and the second spring member 26. The invention has good mixing effect and good damping effect.
In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, in the description of the present invention, "a plurality" means two or more unless otherwise specified. A feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a liquid medicine mixing arrangement for agricultural production which characterized in that includes: a device body (1) having a cavity therein;
the rotating shaft (5) is rotatably arranged in the cavity in the device main body (1), and the stirring component is arranged on the rotating shaft (5);
one end of the connecting rod (17) is arranged in the circulating cavity (10) in the rotating shaft (5), and moves up and down in a reciprocating manner along with the rotation of the rotating shaft (5) in the rotating process;
a piston (11) is arranged in the circulating cavity (10) in a sliding mode, the piston (11) is fixedly mounted on a connecting rod (17), a first one-way port (12) and a second one-way port (13) which flow in different directions are arranged above the connecting rod (17), and the first one-way port (12) and the second one-way port (13) are arranged on the side wall of the circulating cavity (10);
and the shock absorption supporting legs (22) are fixedly arranged at the bottom of the device main body (1).
2. The liquid medicine mixing device for agricultural production of claim 1, wherein the first one-way port (12) and the second one-way port (13) are both controlled by a shutter (14), the shutter (14) is arranged on an opening of the rotating shaft (5), one end of the shutter is rotatably arranged on one side of the opening through a torsion spring, and the other end of the shutter is movably arranged.
3. The agricultural chemical mixing device according to claim 1, wherein the device body (1) is further provided with a driving means.
4. The agricultural production chemical mixing device according to claim 3, wherein the driving component comprises a mixing motor (2) fixedly mounted on the device main body (1), the output end of the mixing motor (2) is provided with a first belt pulley (3), and the first belt pulley (3) is connected with a second belt pulley (4) sleeved on the rotating shaft (5) through a belt.
5. The agricultural production chemical mixing device according to claim 4, wherein the connecting rod (17) is fixedly provided with sliding blocks (16) at two sides, and the sliding blocks (16) at two sides are respectively arranged in the guide grooves (15) in the rotating shaft (5) in a sliding manner.
6. The agricultural production chemical mixing device as claimed in claim 1, wherein side bars (18) are fixedly mounted on two sides of the bottom of the connecting rod (17), and one end of each side bar (18) far away from the connecting rod (17) is slidably arranged in a driving groove in the cylindrical cam (19).
7. The agricultural chemicals mixing apparatus of claim 1, wherein the agitating member comprises a plurality of agitating blades (7) mounted in an array on the outer side of the rotating shaft (5).
8. The agricultural production chemical mixing device according to claim 7, wherein the outer surface of the stirring blade (7) is provided with diversion trenches (8), and the surface of the stirring blade (7) is provided with mixing trenches (9) which are arranged crosswise with the diversion trenches (8).
9. The liquid medicine mixing device for agricultural production of any one of claims 1-8, wherein the shock absorption leg (22) comprises a connecting plate (23) fixedly installed at the bottom of the leg (21), a supporting rod (25) is fixedly connected to the bottom of the connecting plate (23), the lower end of the supporting rod (25) is slidably installed inside a supporting seat (27), a second elastic member (26) is fixedly connected inside the supporting seat (27), the upper end of the second elastic member (26) is fixedly connected to the lower end of the supporting rod (25), a first elastic member (24) is further sleeved outside the supporting rod (25), and the upper end and the lower end of the first elastic member (24) are fixedly installed on the connecting plate (23) and the second elastic member (26) respectively.
10. The agricultural chemical mixing device according to claim 1, wherein the device body (1) is further provided with a feed inlet (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945095.XA CN112058150A (en) | 2020-09-10 | 2020-09-10 | Liquid medicine mixing arrangement for agricultural production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945095.XA CN112058150A (en) | 2020-09-10 | 2020-09-10 | Liquid medicine mixing arrangement for agricultural production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112058150A true CN112058150A (en) | 2020-12-11 |
Family
ID=73663354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010945095.XA Withdrawn CN112058150A (en) | 2020-09-10 | 2020-09-10 | Liquid medicine mixing arrangement for agricultural production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112058150A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915834A (en) * | 2021-01-23 | 2021-06-08 | 郑州云茂实业有限公司 | Manure feed multi-element circulating stirring device and using method thereof |
| CN113813841A (en) * | 2021-09-10 | 2021-12-21 | 江西抚州新兴化工有限公司 | Filling device for pesticide production |
| WO2022057134A1 (en) * | 2020-09-16 | 2022-03-24 | 淄博创立机电科技有限公司 | Wastewater treatment apparatus |
-
2020
- 2020-09-10 CN CN202010945095.XA patent/CN112058150A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022057134A1 (en) * | 2020-09-16 | 2022-03-24 | 淄博创立机电科技有限公司 | Wastewater treatment apparatus |
| CN112915834A (en) * | 2021-01-23 | 2021-06-08 | 郑州云茂实业有限公司 | Manure feed multi-element circulating stirring device and using method thereof |
| CN113813841A (en) * | 2021-09-10 | 2021-12-21 | 江西抚州新兴化工有限公司 | Filling device for pesticide production |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201211 |