CN116698556A - Single-side soaking device for food contact material pretreatment with uneven surface - Google Patents
Single-side soaking device for food contact material pretreatment with uneven surface Download PDFInfo
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- CN116698556A CN116698556A CN202310679835.3A CN202310679835A CN116698556A CN 116698556 A CN116698556 A CN 116698556A CN 202310679835 A CN202310679835 A CN 202310679835A CN 116698556 A CN116698556 A CN 116698556A
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- 239000000463 material Substances 0.000 title claims abstract description 76
- 238000002791 soaking Methods 0.000 title claims abstract description 64
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 77
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000005485 electric heating Methods 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 8
- 238000002203 pretreatment Methods 0.000 claims 1
- 230000001788 irregular Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 17
- 239000007788 liquid Substances 0.000 description 15
- 230000008569 process Effects 0.000 description 12
- 239000010408 film Substances 0.000 description 5
- 239000012286 potassium permanganate Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 241000282326 Felis catus Species 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009193 crawling Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
- G01N1/31—Apparatus therefor
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- General Preparation And Processing Of Foods (AREA)
Abstract
The invention relates to the technical field of food contact material detection, in particular to a single-sided soaking device for food contact material pretreatment with uneven surfaces, which comprises an inner barrel and an outer barrel, wherein the bottoms of the inner barrel and the outer barrel are jointly provided with a bottom plate, a sealing mechanism is arranged on the inner barrel, and the inner barrel is sealed with an opening at the upper end through the inside of the sealing mechanism; the sealing mechanism comprises a fixed cover and a movable cover, a rotating rod is arranged in the middle of the whole body formed by the fixed cover and the movable cover, a plurality of laminated plates are arranged at intervals outside the rotating rod extending into the inner barrel, and taking and placing openings are formed in the laminated plates and are in a fan shape. The device is reasonable in design, can realize that the adhesion that causes between irregular shape, material that has the film and the soaking box influences the phenomenon of soaking effect when the preliminary treatment of food contact material soaks, and the hierarchical soaking structure realizes the total flooding to food contact material, and effectual realization is soaked the food contact material comprehensively, is favorable to the accuracy of later stage testing result.
Description
Technical Field
The invention relates to the technical field of food contact material detection, in particular to a single-sided soaking device for food contact material pretreatment with uneven surfaces.
Background
Tableware, packaging and materials that come into direct contact with food, such as "intimate apparel" of food, may enter the food during contact, affecting food safety. Currently, the main indicators of assessing the health and safety of food contact materials are evaporation residues, potassium permanganate consumption, additives and heavy metal migration. The consumption of potassium permanganate is an important index for measuring the health and safety of food contact materials, and refers to the total amount of all substances which migrate into the soaking solution and can be oxidized by the potassium permanganate solution after the sample is soaked in the soaking solution. These are organic substances that migrate from the polymer to the soaking solution (distilled water).
The consumption research process of potassium permanganate mainly comprises the concentration of standard solution, heating time, heating temperature, titration speed, titration end point and the like, and the soaking mode is also specifically specified and is divided into four methods of a full-soaking method, a filling method, a bagging method and a test pool method; in the practical use process, due to the specificity of the food contact material, the food contact material such as tableware and the like often has various shapes such as a cylinder shape, a triangular shape and other irregular shapes, and also has more food contact material products with larger volume, the texture of the food contact material products is lighter and is in a floating state in the soaking liquid, so that the soaking liquid cannot form comprehensive submergence on the food contact material during submergence, the soaking liquid cannot form comprehensive soaking on the food contact material, the later measurement and calculation of the consumption of potassium permanganate of the soaking liquid are finally unfavorable for the smooth detection of the food contact material. For this reason, there is a need to propose an improvement for solving the above-mentioned problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a single-sided soaking device for food contact material pretreatment with uneven surfaces, which can prevent the phenomenon that the adhesion between the irregularly-shaped material with a film and a soaking box affects the soaking effect when the food contact material is soaked in pretreatment, and the layered soaking structure can realize total submergence of the food contact material, effectively realize comprehensive soaking of the food contact material and is beneficial to the accuracy of the later detection result.
In order to achieve the above purpose, the invention adopts the following technical scheme: the single-sided soaking device for food contact material pretreatment with uneven surfaces comprises an inner barrel and an outer barrel which are arranged in a stacked manner, wherein a bottom plate is arranged at the bottoms of the inner barrel and the outer barrel together, a sealing mechanism is arranged on the inner barrel, and the inner barrel is sealed through an opening at the upper end in the sealing mechanism;
the sealing mechanism comprises a fixed cover and a movable cover, wherein a rotating rod is arranged in the middle of the whole body formed by the fixed cover and the movable cover, a plurality of laminated plates are arranged at intervals outside the rotating rod extending into the inner barrel, pick-and-place openings are formed in the laminated plates, and the pick-and-place openings are in a sector shape;
a plurality of poking bars are arranged on the lower surface of each layering plate, scraping plates are jointly arranged on one sides of the plurality of layering plates, which are far away from the picking and placing openings, and the scraping plates are attached to the inner wall of the inner barrel;
an electric heater is fixedly arranged at the upper end between the inner barrel and the outer barrel, the output end of the electric heater is connected with an electric heating wire, and the electric heating wire is spirally distributed outside the inner barrel in a surrounding manner;
the circulating water pipe is installed jointly at the upper and lower both ends of interior bucket outer wall, circulating water pipe is formed by two sets of horizontal annular body and the crossing of vertical form "U" body, and horizontal the body tip of circulating water pipe all runs through to interior bucket in, and vertical form the body of circulating water pipe is connected with two horizontal body, and vertical form the inlet tube is installed respectively to circulating water pipe's tip and is discharged water pipe.
Preferably, the fixed cover is hinged with the movable cover, a sealing belt is arranged at the lower end of the hinged part of the fixed cover and the movable cover, and the fixed cover, the sealing belt and the movable cover jointly complete the sealing of the opening of the inner barrel.
Preferably, the electric heating wire is arranged outside the inner barrel in a surrounding way, and the electric heating wire is not in contact with the inner barrel and the outer barrel.
Preferably, a water inlet is formed in one end, extending to the inner part of the inner barrel, of the circulating water pipe at the upper side, and a water outlet is formed in one end, extending to the inner part of the inner barrel, of the circulating water pipe at the lower side.
Preferably, the water inlet pipe and the water outlet pipe extend to the outside through the outer barrel, and the end parts of the water inlet pipe and the water outlet pipe extending to the outside of the outer barrel are respectively connected with a water source and a circulating water tank.
Preferably, support rods are arranged at four corners of the upper surface of the bottom plate, and top plates are jointly arranged between the upper ends of the support rods.
Preferably, the outer side of the outer barrel corresponding to the movable cover is provided with a crawling ladder, and two sides of the crawling ladder are provided with guardrails.
Preferably, a top cover is arranged in the middle of the top plate, the top cover is cone-shaped, and an inlet and an outlet are formed in one side, corresponding to the ladder, of the top cover.
Preferably, a motor is mounted on the fixed cover, and the output end of the motor is connected with the rotating rod.
Compared with the prior art, the invention has the following beneficial effects:
1. in the soaking process, due to the characteristics of the materials of the detected materials, the outer surfaces of the food contact materials are thin films and are irregularly arranged between the layering plates, a motor is started to drive the layering plates to rotate, a stirring bar arranged on the lower side of the layering plates rotates around a rotating rod to serve as an axis, the materials arranged between the layering plates are slowly stirred and translated immediately, namely, when the materials arranged between the layering plates are moved, even if the surfaces have irregular shapes and cannot be fully soaked, the movement of the materials is realized under the condition that the stirring bar rotates, the reversing is formed, so that the surfaces of the detected materials which are not soaked in a soaking liquid are soaked, and the comprehensive soaking effect can be obtained; meanwhile, in the rotation process of the layering plate, the scraping plate is driven to scrape along the inner wall of the inner barrel, even if the detected material is a film and is adhered to the inner wall of the inner barrel, the scraping plate can be separated from the inner wall in the soaking process, and the phenomenon of incomplete soaking is avoided;
2. the circulating flow of the soaking liquid is realized through the water inlet pipe, the water inlet, the inner barrel, the water outlet pipe and the circulating water tank, namely, the detected material in the inner barrel is always in the soaking of the soaking liquid.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a split structure of a main structure of the present invention;
FIG. 3 is a schematic view showing the external structure of the inner tub according to the present invention;
FIG. 4 is a schematic view of a seal mechanism according to the present invention;
FIG. 5 is a schematic view of the installation structure of the circulating water pipe of the present invention;
FIG. 6 is a schematic view of the bottom of the sedimentation mechanism of the present invention;
fig. 7 is a schematic view illustrating an inner structure of the inner tub of the present invention.
In the figure: 1. a bottom plate; 2. a support rod; 3. a top plate; 4. an inner barrel; 5. an outer tub; 6. a top cover; 7. a fixed cover; 8. a movable cover; 9. a ladder stand; 10. guard bars; 11. an electric heater; 12. a circulating water pipe; 13. heating wires; 14. a water inlet pipe; 15. a water outlet pipe; 16. a sealing tape; 17. a water inlet; 18. a water outlet; 19. a laminated plate; 20. a taking and placing port; 21. toggling the bar; 22. a scraper; 23. a motor; 24. and (5) rotating the rod.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The single-sided soaking device for food contact material pretreatment with uneven surfaces as shown in the accompanying figures 1-7 comprises an inner barrel 4 and an outer barrel 5 which are arranged in a stacked manner, wherein a bottom plate 1 is commonly arranged at the bottoms of the inner barrel 4 and the outer barrel 5, a sealing mechanism is arranged on the inner barrel 4, and the inner barrel 4 realizes the sealing of an upper end opening through the inside of the sealing mechanism;
the sealing mechanism comprises a fixed cover 7 and a movable cover 8, a rotating rod 24 is arranged in the middle of the whole body formed by the fixed cover 7 and the movable cover 8, a plurality of laminated plates 19 are arranged at intervals outside the rotating rod 24 extending into the inner barrel 4, the laminated plates 19 are provided with taking and placing openings 20, the taking and placing openings 20 are fan-shaped, a motor 23 is arranged on the fixed cover 7, and the output end of the motor 23 is connected with the rotating rod 24;
a plurality of stirring bars 21 are arranged on the lower surfaces of the layering plates 19, scraping plates 22 are jointly arranged on one sides of the layering plates 19 away from the taking and placing openings 20, and the scraping plates 22 are attached to the inner wall of the inner barrel 4;
an electric heater 11 is fixedly arranged at the upper end between the inner barrel 4 and the outer barrel 5, the output end of the electric heater 11 is connected with an electric heating wire 13, and the electric heating wire 13 is spirally distributed outside the inner barrel 4 in a surrounding manner;
the circulating water pipe 12 is installed jointly at the upper and lower both ends of interior bucket 4 outer wall, and circulating water pipe 12 is formed by two sets of horizontal annular body and the crossing of vertical form "U" body, and the body tip of horizontal circulating water pipe 12 all runs through to interior bucket 4 in, and the body of vertical form circulating water pipe 12 is connected with two horizontal body, and inlet tube 14 and outlet pipe 15 are installed respectively to the tip of vertical form circulating water pipe 12.
During the soaking process, due to the characteristics of the materials of the detected materials, the food contact materials are thin films, the irregular materials are positioned between the laminated plates 19, the motor 23 is started, the motor 23 drives the laminated plates 19 to rotate, the stirring bar 21 positioned at the lower side of the laminated plates 19 rotates around the rotating rod 24 as an axis, the materials positioned between the laminated plates 19 are slowly stirred and translated immediately, namely, after the materials positioned between the laminated plates 19 are moved, even if the surfaces have irregular shapes, the movement of the materials is realized under the condition that the stirring bar 21 rotates, the reversing is formed, so that the surfaces of the detected materials which are not soaked in the soaking liquid are soaked, and the comprehensive soaking effect can be obtained; meanwhile, in the rotation process of the layering plate 19, the scraping plate 22 is driven to scrape along the inner wall of the inner barrel 4, and even if the detected material is a film and is adhered to the inner wall of the inner barrel 4, the detected material can be separated from the inner wall in the soaking process, so that the phenomenon of incomplete soaking is avoided; through electric heater 11 intercommunication heating wire 13, after heating wire 13 circular telegram forms the heat space between outer bucket 5 and interior bucket 4, and further heat is to the inside radiation of interior bucket 4, realizes the heating of the material of being detected of placing interior bucket 4, realizes the effectual comprehensive soaking of pretreatment to the material of being detected for comprehensive soaking efficiency.
The fixed cover 7 is hinged with the movable cover 8, the sealing belt 16 is arranged at the lower end of the hinged part of the fixed cover 7 and the movable cover 8, the fixed cover 7, the sealing belt 16 and the movable cover 8 jointly complete the opening sealing of the inner barrel 4, the heating wire 13 is arranged outside the inner barrel 4 in a surrounding manner, the heating wire 13 is not in contact with the inner barrel 4 and the outer barrel 5, the water inlet 17 is formed at one end of the upper circulating water pipe 12 extending to the inner barrel 4, the water outlet 18 is formed at one end of the lower circulating water pipe 12 extending to the inner barrel 4, the water inlet 14 and the water outlet 15 extend to the outside through the outer barrel 5, the end parts of the water inlet 14 and the water outlet 15 extending to the outside of the outer barrel 5 are respectively connected with a water source and a circulating water tank, circulating soaking liquid is enabled to enter the inner barrel 4 through the water inlet 14 and the water inlet 17 at the upper side, the circulating soaking liquid is enabled to be discharged out of the inner barrel 4 through the water outlet 15 and the water outlet 18, the circulating water tank is enabled to form the circulating flow of the soaking liquid after being connected, the comprehensive soaking liquid is enabled to be provided, and the soaking treatment of the detected material is facilitated.
The bracing piece 2 is all installed to upper surface four corners department of bottom plate 1, installs roof 3 jointly between the upper end of bracing piece 2, and cat ladder 9 is installed in the outside that outer bucket 5 corresponds movable cover 8, and the both sides of cat ladder 9 are provided with guardrail 10, and the mid-mounting of roof 3 has top cap 6, and top cap 6 is the awl tube-shape, and the import and export has been seted up to one side that top cap 6 corresponds cat ladder 9.
The working principle of the invention is as follows:
when in use, the device is placed between the layering plates 19 in the inner barrel 4 in a layering mode according to the shape and specification of the detected materials, and the specific operation is as follows: an operator stands by the ladder stand 9 and inputs detected materials into the inner barrel 4 from the upper side of the taking and placing opening 20, coarse separation of the detected materials is realized, the water inlet pipe 14 is connected with a water source, the water outlet pipe 15 is communicated with a circulating water tank (the circulating water tank is a mature technology in the prior art, namely, the circulating circulation of water supply and water outlet is realized through a water pump, the cyclic utilization of the water source is realized, and the further circulating flow of soaking liquid is realized through the water inlet pipe 14, the water inlet 17, the inner barrel 4, the water outlet 18, the water outlet pipe 15 and the circulating water tank, namely, the detected materials in the inner barrel 4 are always in the soaking of the soaking liquid;
immediately, in the soaking process, due to the characteristics of the materials of the detected materials, the food contact materials are thin films and irregularly arranged between the laminated plates 19, the motor 23 is started, the motor 23 drives the laminated plates 19 to rotate, the stirring bar 21 arranged on the lower side of the laminated plates 19 rotates around the rotating rod 24 as an axis, the materials arranged between the laminated plates 19 are slowly stirred and translated immediately, namely, after the materials arranged between the laminated plates 19 are moved, even if the surfaces have irregular shapes, the movement of the materials is realized under the condition that the stirring bar 21 rotates, and the reversing is formed, so that the surfaces of the detected materials which are not soaked in the soaking liquid are soaked, and the comprehensive soaking effect is obtained; meanwhile, in the rotation process of the layering plate 19, the scraping plate 22 is driven to scrape along the inner wall of the inner barrel 4, and even if the detected material is a film and is adhered to the inner wall of the inner barrel 4, the detected material can be separated from the inner wall in the soaking process, so that the phenomenon of incomplete soaking is avoided;
in the soaking process, the electric heater 11 is communicated with the electric heating wire 13, after the electric heating wire 13 is electrified and heated, a heat space is formed between the outer barrel 5 and the inner barrel 4, further heat radiates to the interior of the inner barrel 4, heating of the detected material placed in the inner barrel 4 is realized, effective comprehensive soaking of pretreatment of the detected material is realized, and comprehensive soaking efficiency is accelerated;
to sum up: when the device can realize that the pretreatment of food contact material is soaked, avoid irregular shape, have the adhesion that causes between film and the soaking box to influence the phenomenon of soaking effect, and the hierarchical soaking structure realizes the total flooding to food contact material, and effectual realization is soaked the food contact material comprehensively, is favorable to the accuracy of later stage testing result.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A food contact material pretreatment of surface unevenness is with single face soak device which characterized in that: the automatic sealing device comprises an inner barrel (4) and an outer barrel (5) which are arranged in a stacked manner, wherein a bottom plate (1) is commonly arranged at the bottoms of the inner barrel (4) and the outer barrel (5), a sealing mechanism is arranged on the inner barrel (4), and the inner barrel (4) is sealed through an opening at the upper end in the sealing mechanism;
the sealing mechanism comprises a fixed cover (7) and a movable cover (8), wherein a rotating rod (24) is arranged in the middle of the whole body formed by the fixed cover (7) and the movable cover (8), a plurality of layering plates (19) are arranged at intervals outside the rotating rod (24) extending into the inner barrel (4), taking and placing openings (20) are formed in the layering plates (19), and the taking and placing openings (20) are fan-shaped;
a plurality of stirring bars (21) are arranged on the lower surface of each layering plate (19), scraping plates (22) are jointly arranged on one side, far away from the taking and placing opening (20), of each layering plate (19), and the scraping plates (22) are attached to the inner wall of the inner barrel (4);
an electric heater (11) is fixedly arranged at the upper end between the inner barrel (4) and the outer barrel (5), an output end of the electric heater (11) is connected with an electric heating wire (13), and the electric heating wire (13) is spiral and distributed outside the inner barrel (4) in a surrounding manner;
the utility model discloses a circulating water pipe, including inner tub (4) and circulating water pipe, circulating water pipe (12) are installed jointly at upper and lower both ends of inner tub (4) outer wall, circulating water pipe (12) are alternately formed by two sets of horizontal annular body and vertical form "U" body, and the level form circulating water pipe (12)'s body tip all runs through in inner tub (4), and vertical form circulating water pipe (12)'s body is connected with two horizontal form body, and the tip of vertical form circulating water pipe (12) is installed inlet tube (14) and outlet pipe (15) respectively.
2. The single-sided soaking device for food contact material pretreatment with uneven surfaces according to claim 1, wherein the fixed cover (7) and the movable cover (8) are hinged, a sealing belt (16) is commonly installed at the lower end of the hinged part of the fixed cover (7) and the movable cover (8), and the opening of the inner barrel (4) is commonly sealed by the fixed cover (7), the sealing belt (16) and the movable cover (8).
3. The single-sided soaking device for food contact material pretreatment with uneven surfaces according to claim 1, wherein the heating wire (13) is arranged outside the inner barrel (4) in a surrounding way, and the heating wire (13) is not contacted with the inner barrel (4) and the outer barrel (5).
4. Single-sided soaking device for pretreatment of food contact materials with uneven surfaces according to claim 1, characterized in that the water inlet (17) is provided at one end of the circulating water pipe (12) at the upper side extending to the inside of the inner tub (4), and the water outlet (18) is provided at one end of the circulating water pipe (12) at the lower side extending to the inside of the inner tub (4).
5. A single-sided steeping device for pre-treating food-contact materials with uneven surfaces according to claim 1, wherein the water inlet pipe (14) and the water outlet pipe (15) extend through the outer tub (5) to the outside, and the ends of the water inlet pipe (14) and the water outlet pipe (15) extending to the outside of the outer tub (5) are respectively connected with a water source and a circulation tank.
6. The single-sided soaking device for pretreatment of food contact materials with uneven surfaces according to claim 1, wherein supporting rods (2) are installed at four corners of the upper surface of the bottom plate (1), and top plates (3) are installed between the upper ends of the supporting rods (2) together.
7. The single-sided soaking device for food contact material pretreatment with uneven surfaces according to claim 6, wherein a ladder stand (9) is installed on the outer side of the outer barrel (5) corresponding to the movable cover (8), and guardrails (10) are arranged on two sides of the ladder stand (9).
8. The single-sided soaking device for food contact material pretreatment with uneven surfaces according to claim 7, wherein a top cover (6) is installed in the middle of the top plate (3), the top cover (6) is cone-shaped, and an inlet and an outlet are formed in one side of the top cover (6) corresponding to the ladder (9).
9. Single-sided steeping device for pre-treatment of food-contact materials with uneven surfaces according to claim 1, characterized in that the fixed cover (7) is provided with a motor (23), the output end of the motor (23) being connected with a turning rod (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310679835.3A CN116698556B (en) | 2023-06-09 | 2023-06-09 | Soaking device for food contact material pretreatment with uneven surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310679835.3A CN116698556B (en) | 2023-06-09 | 2023-06-09 | Soaking device for food contact material pretreatment with uneven surface |
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| Publication Number | Publication Date |
|---|---|
| CN116698556A true CN116698556A (en) | 2023-09-05 |
| CN116698556B CN116698556B (en) | 2024-06-14 |
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| CN202310679835.3A Active CN116698556B (en) | 2023-06-09 | 2023-06-09 | Soaking device for food contact material pretreatment with uneven surface |
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| CN116698556B (en) | 2024-06-14 |
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