CN111935948A - Intelligent integrated control cabinet for grain storage safety management - Google Patents
Intelligent integrated control cabinet for grain storage safety management Download PDFInfo
- Publication number
- CN111935948A CN111935948A CN202010645014.4A CN202010645014A CN111935948A CN 111935948 A CN111935948 A CN 111935948A CN 202010645014 A CN202010645014 A CN 202010645014A CN 111935948 A CN111935948 A CN 111935948A
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- Prior art keywords
- box
- wall
- sets
- control cabinet
- grain storage
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Links
- 238000001816 cooling Methods 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000009423 ventilation Methods 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0221—Locks; Latches
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20127—Natural convection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/51—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses an intelligent integrated control cabinet for grain storage safety management, which comprises a box body, a box door, a cooling pipe and a plurality of groups of fixing frames, the water pump, the water tank, the inlet tube, outlet pipe and cooling device, be provided with the control chamber in the box, the front end of box is provided with the opening, the open-ended inner wall is connected with the chamber door, the lower back corner position region of the left wall of box and the upper back corner position region of right wall all are provided with the tube hole, the latter half region of box is provided with the heat-conducting plate, the left end and the right-hand member of heat-conducting plate are connected with the left wall and the right wall in control chamber respectively, the front side of cooling tube is hugged closely with the rear end of heat-conducting plate, the one end of cooling tube is connected with the output of inlet tube, the input of inlet tube passes a set of tube hole and is connected with the output of water tank. The invention has high heat dissipation efficiency and can avoid the damage of control equipment caused by overhigh temperature.
Description
Technical Field
The invention relates to the technical field of control cabinets, in particular to an intelligent integrated control cabinet for grain storage safety management.
Background
The intelligent integrated control cabinet for grain storage safety management is used for collecting and controlling all on-site equipment beneficial to grain temperature, grain humidity, grain moisture, grain insect damage, granary gas, low-temperature storage, intelligent ventilation, intelligent air conditioning, light control and the like. Can improve the informationization and the electronic degree of grain depot comprehensively through this switch board, reduce intensity of labour, promote the management level, current switch board simple structure is provided with a door that can open on the box, and the control of being convenient for sets up the louvre on the box lateral wall for the heat dissipation, but this kind of radiating mode effect is not good, and the radiating efficiency is low, and easy high temperature causes controlgear to damage in the box.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the intelligent integrated control cabinet for grain storage safety management, which has high heat dissipation efficiency and can avoid the damage of control equipment caused by overhigh temperature.
(II) technical scheme
In order to achieve the purpose, the intelligent integrated control cabinet for grain storage safety management comprises a cabinet body, a cabinet door, a cooling pipe, a plurality of groups of fixing frames, a water pump, a water tank, a water inlet pipe, a water outlet pipe and a cooling device, wherein a control cavity is arranged in the cabinet body, the front end of the cabinet body is provided with an opening, the inner wall of the opening is connected with the cabinet door, pipe passing holes are formed in the rear lower corner position area of the left wall and the rear upper corner position area of the right wall of the cabinet body, a heat conduction plate is arranged in the rear half area of the cabinet body, the left end and the right end of the heat conduction plate are respectively connected with the left wall and the right wall of the control cavity, the front side of the cooling pipe is clung to the rear end of the heat conduction plate, one end of the cooling pipe is connected with the output end of the water inlet pipe, the input end of the, the input of cooling device is connected with the output of outlet pipe, and the input of outlet pipe passes another group and crosses the tube hole and be connected with the other end of cooling tube, and the multiunit mount all includes "U" type clamping piece and two sets of fixing bolt, and the inner wall of multiunit "U" type clamping piece all is connected with the outer wall of cooling tube, and multiunit fixing bolt is in the same place multiunit "U" type clamping piece and heat-conducting plate spiral shell dress.
The intelligent integrated control cabinet for grain storage safety management further comprises a rear door, wherein a maintenance opening is formed in the rear end of the cabinet body, the inner wall of the maintenance opening is connected with the rear door, and a box lock is arranged in the middle area of the rear end of the rear door.
The intelligent integrated control cabinet for grain storage safety management further comprises two groups of baffles, ventilation openings are formed in the middle area of the left wall and the middle area of the right wall of the box body, sliding grooves are formed in the upper ends and the lower ends of the two groups of ventilation openings, and the top ends and the lower ends of the two groups of baffles are connected with the four groups of sliding grooves in a sliding mode respectively.
According to the intelligent integrated control cabinet for grain storage safety management, the inner sides of the two groups of air vents are respectively provided with the dustproof filter screen.
The invention relates to an intelligent integrated control cabinet for grain storage safety management.
The intelligent integrated control cabinet for grain storage safety management further comprises four groups of supporting legs and four groups of rollers, wherein the top ends of the four groups of supporting legs are respectively connected with the left front part, the left rear part, the right front part and the right rear part of the bottom end of the box body, and the bottom ends of the four groups of supporting legs are respectively connected with the four groups of supporting legs.
(III) advantageous effects
Compared with the prior art, the invention provides an intelligent integrated control cabinet for grain storage safety management, which has the following beneficial effects: when the intelligent integrated control cabinet for grain storage safety management works, a large amount of heat is generated by control equipment, the heat cannot be discharged in the box body, the temperature in the box body rises, the air in the box body transfers the heat to the cooling pipe from gaps at the upper end and the lower end of the heat-conducting plate, the cooling liquid in the cooling pipe absorbs the heat, the power provided by the water pump enters the cooling device through the water outlet pipe, the heat is cooled by the cooling device and enters the water tank through the water pump, the heat in the box body is continuously taken away through the water inlet pipe, the cooling pipe is fixed at the rear end of the heat-conducting plate in a disc shape, the contact area between the cooling pipe and the air in the box and the heat-conducting plate is increased, the heat dissipation efficiency is improved, and the damage to the control equipment caused by overhigh temperature can be avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a rear view of the present invention;
FIG. 4 is a schematic structural view of the fastening frame of the present invention;
in the drawings, the reference numbers: 1. a box body; 2. a box door; 3. a cooling tube; 4. a water pump; 5. a water tank; 6. a water inlet pipe; 7. a water outlet pipe; 8. a cooling device; 9. a heat conducting plate; 10. a U-shaped clamping piece; 11. fixing the bolt; 12. a rear door; 13. an electric box lock; 14. a baffle plate; 15. a chute; 16. A dustproof filter screen; 17. a moisture barrier; 18. a support leg; 19. and a roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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.
Referring to fig. 1-4, the invention relates to an intelligent integrated control cabinet for grain storage safety management, comprising a cabinet body 1, a cabinet door 2, a cooling pipe 3, a plurality of groups of fixing frames, a water pump 4, a water tank 5, a water inlet pipe 6, a water outlet pipe 7 and a cooling device 8, wherein a control cavity is arranged in the cabinet body 1, the front end of the cabinet body 1 is provided with an opening, the inner wall of the opening is connected with the cabinet door 2, the rear lower corner position area of the left wall and the rear upper corner position area of the right wall of the cabinet body 1 are both provided with a through hole, the rear half area of the cabinet body 1 is provided with a heat conducting plate 9, the left end and the right end of the heat conducting plate 9 are respectively connected with the left wall and the right wall of the control cavity, the front side of the cooling pipe 3 is clung to the rear end of the heat conducting plate 9, one end of the, the input end of a water tank 5 is connected with the output end of a water pump 4, the input end of the water pump 4 is connected with the output end of a cooling device 8, the input end of the cooling device 8 is connected with the output end of a water outlet pipe 7, the input end of the water outlet pipe 7 penetrates through another group of pipe holes to be connected with the other end of a cooling pipe 3, a plurality of groups of fixing frames comprise U-shaped clamping pieces 10 and two groups of fixing bolts 11, the inner walls of the U-shaped clamping pieces 10 are connected with the outer wall of the cooling pipe 3, the U-shaped clamping pieces 10 and a heat conduction plate 9 are screwed together by the fixing bolts 11, when an intelligent integrated control cabinet for grain storage safety management works, a control device generates a large amount of heat which cannot be discharged in a box body 1 and accumulated in the box body 1 to increase the temperature in the box body 1, the air in the box body 1 transfers the heat to the cooling pipe 3 from gaps at the upper end and the lower end, the heat has been absorbed to the coolant liquid in the cooling tube 3, the power that is provided by water pump 4, get into cooling device 8 through outlet pipe 7, after cooling device 8 cools off, get into water tank 5 through water pump 4, get into cooling tube 3 through inlet tube 6 again, constantly circulate, constantly take away the heat in the box 1, cooling tube 3 is the disc and fixes the rear end at heat-conducting plate 9, the area of contact of cooling tube 3 with incasement air and heat-conducting plate 9 has been strengthened, the radiating efficiency has been improved, can avoid because the controlgear damage that the high temperature caused.
The intelligent integrated control cabinet for grain storage safety management further comprises a rear door 12, a maintenance opening is formed in the rear end of the box body 1, the inner wall of the maintenance opening is connected with the rear door 12, a box lock 13 is arranged in the middle area of the rear end of the rear door 12, maintenance and replacement of the cooling pipe 3 and the heat conducting plate 9 are facilitated, and convenience of the control cabinet is improved.
The intelligent integrated control cabinet for grain storage safety management further comprises two groups of baffles 14, air vents are formed in the middle area of the left wall and the middle area of the right wall of the box body 1, sliding grooves 15 are formed in the upper ends and the lower ends of the two groups of ventilation openings, the top ends and the lower ends of the two groups of baffles 14 are respectively connected with the four groups of sliding grooves 15 in a sliding mode, the ventilation openings are opened, hot air in the first half portion of the cabinet can flow with outside air, heat in the box body 1 is brought out, heat dissipation efficiency of the control cabinet is improved, when the humidity of the outside environment is high, the baffles 14 are slid, the ventilation openings are closed, outside wet air is prevented from entering the control cabinet, and reliability of the control cabinet is improved.
According to the intelligent integrated control cabinet for grain storage safety management, the dustproof filter screens 16 are arranged on the inner sides of the two groups of ventilation openings, so that dust can be prevented from entering the box body 1 from the ventilation openings when the ventilation openings are opened, and the reliability of the control cabinet is enhanced.
According to the intelligent integrated control cabinet for grain storage safety management, the moisture-proof layer 17 is arranged at the bottom of the control cavity, the moisture-proof layer 17 can keep the interior of the box body 1 dry, and the reliability of the control cabinet is enhanced.
The intelligent integrated control cabinet for grain storage safety management further comprises four groups of supporting legs 18 and four groups of rollers 19, the top ends of the four groups of supporting legs 18 are respectively connected with the left front, the left rear, the right front and the right rear of the bottom end of the box body 1, and the bottom ends of the four groups of supporting legs 18 are respectively connected with the four groups of supporting legs 18, so that a user can conveniently move the control cabinet, and the convenience of the control cabinet is enhanced.
When the intelligent integrated control cabinet for grain storage safety management works, a large amount of heat is generated by control equipment, the heat cannot be discharged in the box body 1 and is accumulated in the box body 1, so that the temperature in the box body 1 is raised, the air in the box body 1 transfers the heat to the cooling pipe 3 from gaps at the upper end and the lower end of the heat-conducting plate 9 and the heat-conducting plate 9, cooling liquid in the cooling pipe 3 absorbs the heat, power provided by the water pump 4 enters the cooling device 8 through the water outlet pipe 7, the cooling liquid enters the water tank 5 through the water pump 4 after being cooled by the cooling device 8, the cooling liquid enters the cooling pipe 3 through the water inlet pipe 6 and continuously circulates to continuously take away the heat in the box body 1, the cooling pipe 3 is fixed at the rear end of the heat-conducting plate 9 in a disc shape, the contact area between the cooling pipe 3 and the air in the box and the heat-conducting plate 9 is enlarged, the heat, make the air in the box 1 and outside air circulation, improve the radiating efficiency, when outside air humidity is great, then close the vent, prevent that external humid air from getting into box 1.
It is noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The electrical components presented in the document are electrically connected with an external master controller and a 220V mains supply through a transformer, and the master controller can be a computer or other conventional known devices for control.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an intelligent integrated control cabinet for grain storage safety control which characterized in that: comprises a box body (1), a box door (2), a cooling pipe (3), a plurality of groups of fixing frames, a water pump (4), a water tank (5), a water inlet pipe (6), a water outlet pipe (7) and a cooling device (8), wherein a control cavity is arranged in the box body (1), the front end of the box body (1) is provided with an opening, the inner wall of the opening is connected with the box door (2), the rear lower corner position area of the left wall of the box body (1) and the rear upper corner position area of the right wall are respectively provided with a pipe hole, the rear half area of the box body (1) is provided with a heat conducting plate (9), the left end and the right end of the heat conducting plate (9) are respectively connected with the left wall and the right wall of the control cavity, the front side of the cooling pipe (3) is clung to the rear end of the heat conducting plate (9), one end of the cooling pipe (3) is connected with the output end of the water inlet pipe, the input of water tank (5) is connected with the output of water pump (4), the input of water pump (4) is connected with the output of cooling device (8), and the input of cooling device (8) is connected with the output of outlet pipe (7), the input of outlet pipe (7) passes another group and crosses the tube hole and be connected with the other end of cooling tube (3), the multiunit the mount all includes "U" type clamping piece (10) and two sets of fixing bolt (11), and the inner wall of multiunit "U" type clamping piece (10) all is connected with the outer wall of cooling tube (3), multiunit fixing bolt (11) are in the same place multiunit "U" type clamping piece (10) and heat-conducting plate (9) spiral shell dress.
2. The intelligent integrated control cabinet for grain storage safety management according to claim 1, characterized in that: still include back door (12), the rear end of box (1) is provided with the maintenance mouth, and the inner wall and the back door (12) of maintenance mouth are connected, the middle zone of the rear end of back door (12) is provided with electric box lock (13).
3. The intelligent integrated control cabinet for grain storage safety management according to claim 1, characterized in that: still include two sets of baffles (14), the middle zone of the left wall of box (1) and the middle zone of the right wall all are provided with the vent, and are two sets of the upper end and the lower extreme of vent all are provided with spout (15), and are two sets of the top and the low end of baffle (14) are respectively with four sets of spout (15) sliding connection.
4. The cabinet according to claim 3, wherein the two sets of ventilation openings are provided with dust-proof filtering nets (16) at inner sides thereof.
5. The intelligent integrated control cabinet for grain storage safety management according to claim 1, characterized in that: the bottom of the control cavity is provided with a moisture-proof layer (17).
6. The intelligent integrated control cabinet for grain storage safety management according to claim 1, further comprising four sets of legs (18) and four sets of rollers (19), wherein the top ends of the four sets of legs (18) are respectively connected with the left front, the left rear, the right front and the right rear of the bottom end of the box body (1), and the bottom ends of the four sets of legs (18) are respectively connected with the four sets of legs (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010645014.4A CN111935948B (en) | 2020-07-07 | 2020-07-07 | Intelligent integrated control cabinet for grain storage safety management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010645014.4A CN111935948B (en) | 2020-07-07 | 2020-07-07 | Intelligent integrated control cabinet for grain storage safety management |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111935948A true CN111935948A (en) | 2020-11-13 |
| CN111935948B CN111935948B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010645014.4A Active CN111935948B (en) | 2020-07-07 | 2020-07-07 | Intelligent integrated control cabinet for grain storage safety management |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335780A (en) * | 2021-05-19 | 2021-09-03 | 滁州欣发食品有限公司 | Food additive storage device with dampproofing function |
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|---|---|---|---|---|
| US20120047922A1 (en) * | 2010-09-01 | 2012-03-01 | Samsung Electronics Co., Ltd. | Direct cooling refrigerator and control method thereof |
| CN208675652U (en) * | 2018-06-15 | 2019-03-29 | 广东时汇信息科技有限公司 | A computer room server cabinet cooling device |
| CN209627959U (en) * | 2018-11-21 | 2019-11-12 | 江西桔贝科技有限公司 | A kind of radiating type machine cabinet of network security |
| WO2020103169A1 (en) * | 2018-11-19 | 2020-05-28 | 中车永济电机有限公司 | Cooling device and system |
-
2020
- 2020-07-07 CN CN202010645014.4A patent/CN111935948B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120047922A1 (en) * | 2010-09-01 | 2012-03-01 | Samsung Electronics Co., Ltd. | Direct cooling refrigerator and control method thereof |
| CN208675652U (en) * | 2018-06-15 | 2019-03-29 | 广东时汇信息科技有限公司 | A computer room server cabinet cooling device |
| WO2020103169A1 (en) * | 2018-11-19 | 2020-05-28 | 中车永济电机有限公司 | Cooling device and system |
| CN209627959U (en) * | 2018-11-21 | 2019-11-12 | 江西桔贝科技有限公司 | A kind of radiating type machine cabinet of network security |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335780A (en) * | 2021-05-19 | 2021-09-03 | 滁州欣发食品有限公司 | Food additive storage device with dampproofing function |
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| Publication number | Publication date |
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| CN111935948B (en) | 2023-03-28 |
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