CN113908751A - Energy-concerving and environment-protective dispersible emulsion powder uses apparatus for producing - Google Patents
Energy-concerving and environment-protective dispersible emulsion powder uses apparatus for producing Download PDFInfo
- Publication number
- CN113908751A CN113908751A CN202111413030.1A CN202111413030A CN113908751A CN 113908751 A CN113908751 A CN 113908751A CN 202111413030 A CN202111413030 A CN 202111413030A CN 113908751 A CN113908751 A CN 113908751A
- Authority
- CN
- China
- Prior art keywords
- mixing box
- spray drying
- drying tower
- bearing
- pipe
- 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.)
- Pending
Links
- 239000000843 powder Substances 0.000 title claims abstract description 22
- 239000000839 emulsion Substances 0.000 title description 2
- 238000001694 spray drying Methods 0.000 claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 claims abstract description 23
- 239000004816 latex Substances 0.000 claims abstract description 20
- 229920000126 latex Polymers 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
- 239000000463 material Substances 0.000 claims description 41
- 230000005484 gravity Effects 0.000 claims description 18
- 238000004321 preservation Methods 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0041—Use of fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/16—Evaporating by spraying
- B01D1/18—Evaporating by spraying to obtain dry solids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
The invention discloses an energy-saving and environment-friendly production device for dispersible latex powder, which structurally comprises a mixing box and a spray drying tower, wherein a conveying pipe, a driving motor, a first bearing, an electromagnetic flow valve, a first electromagnetic valve and a glaze layer are arranged on the mixing box, the conveying pipe is movably connected to the upper end of the mixing box, the driving motor is fixedly connected to the right end of the mixing box, the first bearing is fixedly connected to the right side inside the mixing box, the electromagnetic flow valve is connected to the left side of the upper end of the mixing box in a sealing mode, the first electromagnetic valve is connected to the middle of the bottom of the mixing box in a sealing mode, and the glaze layer is attached to the inner wall of the mixing box. The preheating device effectively realizes preheating of the interior of the spray drying tower, accelerates the heating speed of the spray drying tower, saves the time for producing the dispersible latex powder, and can recycle the heat in the spray drying tower, thereby leading the production device to achieve the effects of energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of latex powder production, in particular to an energy-saving and environment-friendly production device for dispersible latex powder.
Background
According to patent 202021600128.9, there is known a production apparatus for dispersible latex powder, comprising a case, the upper end of the box body is fixedly connected with a motor, the left side of the motor is provided with a second connecting pipe, a material injection pipe is arranged on the right side of the motor, a rotating shaft is rotatably connected inside the motor, a stirring plate is arranged on the outer surface of the rotating shaft, a heating plate is arranged on the outer side of the stirring plate, a fixing plate is fixedly connected with the lower end of the rotating shaft, the lower end of the fixing plate is fixedly connected with a helical blade, the lower end of the helical blade is provided with a first discharge pipe, the lower end of the first discharge pipe is fixedly connected with a spray drying tower, the lower end of the spray drying tower is fixedly connected with a second discharge pipe, the outer fixed cover of surface fixedly connected with second of spray drying tower, the lower extreme of the fixed cover of second is provided with first fixed cover, the lower extreme fixedly connected with first bracing piece of first fixed cover. The box body and the spray drying tower are mutually matched to produce the latex powder.
At present, the existing production device for dispersible latex powder has some defects, for example; current apparatus for producing for dispersible latex powder can not preheat spray drying tower inside, the speed when having slowed down spray drying tower intensification, time when having increased dispersible latex powder production, and still can not carry out recycle to the heat of spray drying tower inside, current apparatus for producing for dispersible latex powder can not carry out automatic control to the material and the water that add, material and water appear material or water volume in mixing process easily and add too much or too little phenomenon, the accuracy nature when apparatus for producing to dispersible latex powder production has been reduced.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly production device for dispersible latex powder, which solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the energy-saving and environment-friendly production device for dispersible latex powder comprises a mixing box and a spray drying tower, wherein the mixing box is provided with a conveying pipe, a driving motor, a first bearing, an electromagnetic flow valve, a first electromagnetic valve and a glaze layer, the conveying pipe is movably connected to the upper end of the mixing box, the driving motor is fixedly connected to the right end of the mixing box, the first bearing is fixedly connected to the right side inside the mixing box, the electromagnetic flow valve is hermetically connected to the left side of the upper end of the mixing box, the first electromagnetic valve is hermetically connected to the middle of the bottom of the mixing box, the glaze layer is attached to the inner wall of the mixing box, the left end of the first bearing is provided with a mixing rod, the conveying pipe is provided with a feeding hopper, a conveying motor and a second bearing, the feeding hopper is fixedly connected to the right side of the conveying pipe, the conveying motor is fixedly connected to the right end of the conveying pipe, the second bearing is fixedly connected to the left side and the right side inside the material conveying pipe, and a material conveying auger is arranged at the inner ring of the second bearing;
the spray drying tower is provided with a gravity sensor, a preheating water pipe, a water inlet pipe and a water outlet pipe, the gravity sensor is fixedly connected to the upper end of the spray drying tower, the preheating water pipe is fixedly connected to the inside of the spray drying tower and surrounds the inside of the spray drying tower, the right end of the water inlet pipe penetrates through the outside of the spray drying tower and is hermetically connected with the lower part of the preheating water pipe, and the right end of the water outlet pipe penetrates through the outside of the spray drying tower and is hermetically connected with the upper part of the preheating water pipe;
the left end of the water outlet pipe is connected with the heat preservation box through a booster pump, the heat preservation box is provided with a controller and a second electromagnetic valve, the controller is fixedly connected with the middle part outside the heat preservation box, the second electromagnetic valve is connected below the right surface of the heat preservation box in a sealing manner, the left end of the water inlet pipe is connected with the right end of the second electromagnetic valve in a sealing manner, the left end of the water outlet pipe is connected with the upper end of the heat preservation box in a sealing manner, two gravity sensors are symmetrically arranged at the left side and the right side of the upper end of the spray drying tower, the detection end of the gravity sensor is fixedly connected with the bottom of the mixing box, the left end of the material conveying auger is fixedly connected with the inner ring of the second bearing, the right end of the material conveying auger is fixedly connected with the output end of the material conveying motor through a second bearing, and the right end of the mixing rod is fixedly connected with the output end of the driving motor through a first bearing, the mixing rod is located the inside of mixing box, the lower extreme sealing connection of first solenoid valve is in the middle of the spray drying tower upper end department, and with the inside of spray drying tower communicates with each other, the controller pass through the wire respectively with electromagnetic flow valve, first solenoid valve, second solenoid valve, booster pump, driving motor, defeated material motor and gravity sensor electric connection.
Compared with the prior art, the invention has the following beneficial effects:
1. the preheating device effectively realizes preheating of the interior of the spray drying tower, accelerates the heating speed of the spray drying tower, saves the time for producing the dispersible latex powder, and can recycle the heat in the spray drying tower, thereby leading the production device to achieve the effects of energy conservation and environmental protection.
2. The invention can automatically control the added materials and water, avoids the phenomenon of excessive or insufficient addition of the materials or water in the mixing process of the materials and the water, and improves the accuracy of the production device for producing the dispersible latex powder.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of an energy-saving and environment-friendly production device for dispersible latex powder of the invention;
FIG. 2 is a cross-sectional view of a mixing box of the energy-saving and environment-friendly production device for dispersible latex powder of the invention;
FIG. 3 is a sectional view of a spray drying tower of the energy-saving and environment-friendly production device for dispersible latex powder.
In the figure: the device comprises a mixing box 1, a spray drying tower 2, a material conveying pipe 3, a driving motor 4, a first bearing 5, an electromagnetic flow valve 6, a first electromagnetic valve 7, a glaze layer 8, a mixing rod 9, a feed hopper 10, a material conveying motor 11, a second bearing 12, a material conveying auger 13, a gravity sensor 14, a preheating water pipe 15, a water inlet pipe 16, a water outlet pipe 17, a booster pump 18, a heat preservation box 19, a controller 20 and a second electromagnetic valve 21.
Detailed Description
Referring to fig. 1-3, the present invention provides a technical solution: an energy-saving and environment-friendly production device for dispersible latex powder comprises a mixing box 1 and a spray drying tower 2, wherein the mixing box 1 is provided with a conveying pipe 3, a driving motor 4, a first bearing 5, an electromagnetic flow valve 6, a first electromagnetic valve 7 and a glaze layer 8, the conveying pipe 3 is movably connected with the upper end of the mixing box 1, the driving motor 4 is fixedly connected with the right end of the mixing box 1, the first bearing 5 is fixedly connected with the right side inside the mixing box 1, the electromagnetic flow valve 6 is hermetically connected with the left side of the upper end of the mixing box 1, the first electromagnetic valve 7 is hermetically connected with the middle part of the bottom of the mixing box 1, the glaze layer 8 is attached to the inner wall of the mixing box 1, the left end of the first bearing 5 is provided with a mixing rod 9, the conveying pipe 3 is provided with a feeding hopper 10, a conveying motor 11 and a second bearing 12, the feeding hopper 10 is fixedly connected to the right side of the upper end of the conveying pipe 3, the conveying motor 11 is fixedly connected to the right end of the conveying pipe 3, the second bearing 12 is fixedly connected to the left side and the right side inside the conveying pipe 3, and a conveying auger 13 is arranged at the inner ring of the second bearing 12;
the spray drying tower 2 is provided with a gravity sensor 14, a preheating water pipe 15, a water inlet pipe 16 and a water outlet pipe 17, the gravity sensor 14 is fixedly connected to the upper end of the spray drying tower 2, the preheating water pipe 15 is fixedly connected to the inside of the spray drying tower 2 and surrounds the inside of the spray drying tower 2, the right end of the water inlet pipe 16 penetrates through the outside of the spray drying tower 2 and is hermetically connected with the lower part of the preheating water pipe 15, and the right end of the water outlet pipe 17 penetrates through the outside of the spray drying tower 2 and is hermetically connected with the upper part of the preheating water pipe 15;
the left end of the water outlet pipe 17 is connected with an insulation box 19 through a booster pump 18, a controller 20 and a second electromagnetic valve 21 are arranged on the insulation box 19, the controller 20 is fixedly connected to the middle of the outer portion of the insulation box 19, and the second electromagnetic valve 21 is connected to the lower portion of the right surface of the insulation box 19 in a sealing mode.
In the invention, when the production device is used, firstly, the adding amount of materials and water is set by the controller 20, then the materials are put into the feed hopper 10, then the material conveying motor 11 drives the material conveying auger 13 to rotate through the second bearing 12, so that the material conveying auger 13 conveys the materials from the right end of the material conveying pipe 3 to the left end thereof and falls into the mixing box 1, when the weight of the materials in the mixing box 1 reaches the monitoring set value of the gravity sensor 14, the controller 20 controls the material conveying motor 11 to stop operating, when the water amount monitored by the electromagnetic flow valve 6 reaches the set value, the controller 20 controls the electromagnetic flow valve to be closed, then the controller 20 controls the driving motor 4 to operate, the driving motor 4 drives the mixing rod 9 to rotate through the first bearing 5 so as to mix the materials in the mixing box 1, after the materials are mixed, the controller 20 controls the first electromagnetic valve 7 to be opened, at this time, the material in the mixing box 1 flows into the spray drying tower 2 to be dried, before that, the controller 20 controls the second electromagnetic valve 21 to be opened firstly, then the hot water in the heat preservation box 19 enters the interior of the preheating water pipe 15 through the water inlet pipe 16, so as to preheat the interior of the spray drying tower 2, after the preheating is finished, the second electromagnetic valve 21 is closed, the booster pump 18 conveys the water in the preheating water pipe 15 to the interior of the heat preservation box 19 through the water outlet pipe 17, and after the spray drying tower 2 is used, the water in the heat preservation box 19 is put into the preheating water pipe 15 so as to absorb the preheating in the spray drying tower 2.
In an alternative embodiment, the left end of the water inlet pipe 16 is hermetically connected to the right end of the second electromagnetic valve 21, and the left end of the water outlet pipe 17 is hermetically connected to the upper end of the heat preservation box 19.
It should be noted that it is convenient to let the second electromagnetic valve 21 control the water inlet pipe 16 to feed water into the preheating water pipe 15.
In an alternative embodiment, two gravity sensors 14 are provided and symmetrically disposed at the left and right sides of the upper end of the spray drying tower 2, and the detection end of the gravity sensor 14 is fixedly connected to the bottom of the mixing box 1.
It should be noted that it is convenient for the gravity sensor 14 to monitor the material added inside the mixing box 1.
In an optional embodiment, the left end of the feeding auger 13 is fixedly connected to the inner ring of the second bearing 12, and the right end of the feeding auger 13 is fixedly connected to the output end of the feeding motor 11 through the second bearing 12.
It should be noted that it is convenient to let the material conveying motor 11 drive the material conveying auger 13 to rotate through the second bearing 12, so that the material conveying auger 13 conveys the material from the right end of the material conveying pipe 3 to the left end thereof.
In an alternative embodiment, the right end of the mixing rod 9 is fixedly connected with the output end of the driving motor 4 through a first bearing 5, and the mixing rod 9 is positioned inside the mixing box 1.
It should be noted that, conveniently let driving motor 4 drive mixing rod 9 through first bearing 5 and rotate to let mixing rod 9 mix the inside material of mixing box 1.
In an alternative embodiment, the lower end of the first solenoid valve 7 is sealingly connected to the spray drying tower 2 at the middle of its upper end and communicates with the interior of the spray drying tower 2.
It should be noted that it is convenient to let the first solenoid valve 7 control the speed of the material entering the spray drying tower 2.
In an alternative embodiment, the controller 20 is electrically connected to the electromagnetic flow valve 6, the first electromagnetic valve 7, the second electromagnetic valve 21, the booster pump 18, the driving motor 4, the material conveying motor 11 and the gravity sensor 14 through wires, respectively.
Claims (7)
1. The utility model provides an energy-concerving and environment-protective dispersible latex powder is with apparatus for producing, includes mixing box (1) and spray drying tower (2), its characterized in that: be provided with conveying pipeline (3), driving motor (4), first bearing (5), electromagnetic flow valve (6), first solenoid valve (7) and glazed layer (8) on mixing box (1), conveying pipeline (3) swing joint be in the upper end of mixing box (1), driving motor (4) fixed connection be in the right-hand member of mixing box (1), first bearing (5) fixed connection be in the inside right side of mixing box (1), electromagnetic flow valve (6) sealing connection be in the left side of mixing box (1) upper end, first solenoid valve (7) sealing connection be in the centre of mixing box (1) bottom is gone out, glazed layer (8) are attached to the inner wall of mixing box (1), the left end of first bearing (5) is provided with mixing rod (9), be provided with feeder hopper (10) on conveying pipeline (3), The feeding device comprises a feeding motor (11) and a second bearing (12), wherein the feeding hopper (10) is fixedly connected to the right side of the upper end of the feeding pipe (3), the feeding motor (11) is fixedly connected to the right end of the feeding pipe (3), the second bearing (12) is fixedly connected to the left side and the right side inside the feeding pipe (3), and a feeding packing auger (13) is arranged at the inner ring of the second bearing (12);
a gravity sensor (14), a preheating water pipe (15), a water inlet pipe (16) and a water outlet pipe (17) are arranged on the spray drying tower (2), the gravity sensor (14) is fixedly connected to the upper end of the spray drying tower (2), the preheating water pipe (15) is fixedly connected to the inside of the spray drying tower (2) and surrounds the inside of the spray drying tower (2), the right end of the water inlet pipe (16) penetrates through the outside of the spray drying tower (2) and is hermetically connected with the lower part of the preheating water pipe (15), and the right end of the water outlet pipe (17) penetrates through the outside of the spray drying tower (2) and is hermetically connected with the upper part of the preheating water pipe (15);
the left end of outlet pipe (17) passes through booster pump (18) and connects insulation can (19), be provided with controller (20) and second solenoid valve (21) on insulation can (19), controller (20) fixed connection in the outside middle department of insulation can (19), second solenoid valve (21) sealing connection in the below on insulation can (19) right side surface.
2. The production device of claim 1, which is characterized in that: the left end of the water inlet pipe (16) is connected to the right end of the second electromagnetic valve (21) in a sealing mode, and the left end of the water outlet pipe (17) is connected with the upper end of the heat preservation box (19) in a sealing mode.
3. The production device of claim 1, which is characterized in that: the two gravity sensors (14) are symmetrically arranged on the left side and the right side of the upper end of the spray drying tower (2), and the detection ends of the gravity sensors (14) are fixedly connected to the bottom of the mixing box (1).
4. The production device of claim 1, which is characterized in that: the left end fixed connection of defeated material auger (13) is in the inner ring department of second bearing (12), the right-hand member of defeated material auger (13) pass through second bearing (12) with the output fixed connection of defeated material motor (11).
5. The production device of claim 1, which is characterized in that: the right-hand member of hybrid rod (9) pass through first bearing (5) with the output fixed connection of driving motor (4), hybrid rod (9) are located the inside of mixing box (1).
6. The production device of claim 1, which is characterized in that: the lower end of the first electromagnetic valve (7) is hermetically connected to the middle of the upper end of the spray drying tower (2) and is communicated with the interior of the spray drying tower (2).
7. The production device of claim 1, which is characterized in that: the controller (20) is respectively electrically connected with the electromagnetic flow valve (6), the first electromagnetic valve (7), the second electromagnetic valve (21), the booster pump (18), the driving motor (4), the material conveying motor (11) and the gravity sensor (14) through leads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111413030.1A CN113908751A (en) | 2021-11-25 | 2021-11-25 | Energy-concerving and environment-protective dispersible emulsion powder uses apparatus for producing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111413030.1A CN113908751A (en) | 2021-11-25 | 2021-11-25 | Energy-concerving and environment-protective dispersible emulsion powder uses apparatus for producing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113908751A true CN113908751A (en) | 2022-01-11 |
Family
ID=79248275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111413030.1A Pending CN113908751A (en) | 2021-11-25 | 2021-11-25 | Energy-concerving and environment-protective dispersible emulsion powder uses apparatus for producing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113908751A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108067135A (en) * | 2016-11-15 | 2018-05-25 | 姚佑灿 | A kind of dyestuff reconciliation equipment for embroider line |
| CN207722393U (en) * | 2017-12-26 | 2018-08-14 | 山东卓俊实业有限公司 | A kind of latex powder spray drying tower |
| CN209392755U (en) * | 2018-12-03 | 2019-09-17 | 株洲楚天硬质合金股份有限公司 | Closed cycle spray drying device |
| CN213050278U (en) * | 2020-08-05 | 2021-04-27 | 河北兰德赛纤维素科技有限公司 | Dispersible latex powder production device |
| CN113577805A (en) * | 2021-07-26 | 2021-11-02 | 佛山市恒力泰机械有限公司 | Non-embedded type slurry tank fine powder recovery device and powder recovery treatment process |
-
2021
- 2021-11-25 CN CN202111413030.1A patent/CN113908751A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108067135A (en) * | 2016-11-15 | 2018-05-25 | 姚佑灿 | A kind of dyestuff reconciliation equipment for embroider line |
| CN207722393U (en) * | 2017-12-26 | 2018-08-14 | 山东卓俊实业有限公司 | A kind of latex powder spray drying tower |
| CN209392755U (en) * | 2018-12-03 | 2019-09-17 | 株洲楚天硬质合金股份有限公司 | Closed cycle spray drying device |
| CN213050278U (en) * | 2020-08-05 | 2021-04-27 | 河北兰德赛纤维素科技有限公司 | Dispersible latex powder production device |
| CN113577805A (en) * | 2021-07-26 | 2021-11-02 | 佛山市恒力泰机械有限公司 | Non-embedded type slurry tank fine powder recovery device and powder recovery treatment process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103435840B (en) | Regenerating waste or used rubber utilizes equipment | |
| CN207688530U (en) | A kind of centrifugal energy saving feed drying device | |
| CN208426909U (en) | A kind of monomer mix convenient for rapid material-feeding | |
| CN207185189U (en) | The fertilizer applicator that a kind of concentration automatically controls | |
| CN206031827U (en) | High viscosity coating weight and packing machine | |
| CN202241671U (en) | Stirring device | |
| CN113908751A (en) | Energy-concerving and environment-protective dispersible emulsion powder uses apparatus for producing | |
| CN207056373U (en) | A kind of livestock feed mixes equipment | |
| CN210584682U (en) | Water-based industrial coating filler feeder | |
| CN210906156U (en) | Sulfonation reaction kettle for producing 1-naphthylamine-4-sulfonic acid | |
| CN209530753U (en) | A kind of water conservancy construction feed enriching mean | |
| CN206215213U (en) | A kind of system of automatic production reversed-phase emulsion friction reducer | |
| CN207822980U (en) | A kind of water paint production automatic feeding device | |
| CN215877576U (en) | Compounding device is used in production of environmental protection terrace coating | |
| CN105566951B (en) | A kind of special powdered whiting method of modifying of electric wire and its device | |
| CN211373060U (en) | Drying device is used in cement powder production | |
| CN209451765U (en) | Feeding device is used in a kind of production of insulated paint | |
| CN210308946U (en) | Environment-friendly energy-saving plastic extruding machine | |
| CN207273609U (en) | One kind can automatically feed mixer | |
| CN205820412U (en) | A kind of spiral brick machine automatic charging device | |
| CN220840921U (en) | Batching equipment in phosphogypsum block production process | |
| CN206334571U (en) | The high efficiency temperature controlled supercharging stirred filter tank of Intelligent adjustment | |
| CN214494916U (en) | Phosphate starch production feeding mechanism | |
| CN214636131U (en) | Automatic quantitative feeding device for powder coating production | |
| CN220610230U (en) | Automatic feed proportioning and mixing device for livestock-raising feed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |