CN111661483A - Packing carton is used in crab transportation - Google Patents
Packing carton is used in crab transportation Download PDFInfo
- Publication number
- CN111661483A CN111661483A CN202010689424.9A CN202010689424A CN111661483A CN 111661483 A CN111661483 A CN 111661483A CN 202010689424 A CN202010689424 A CN 202010689424A CN 111661483 A CN111661483 A CN 111661483A
- Authority
- CN
- China
- Prior art keywords
- box body
- box
- water
- baffle
- support plate
- 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
- 238000012856 packing Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000005192 partition Methods 0.000 claims description 28
- 239000011111 cardboard Substances 0.000 claims description 5
- 241000238557 Decapoda Species 0.000 abstract description 16
- 230000004083 survival effect Effects 0.000 abstract description 12
- 238000010521 absorption reaction Methods 0.000 abstract description 11
- 230000008859 change Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 241000238097 Callinectes sapidus Species 0.000 description 1
- 241000238424 Crustacea Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241001600156 Portunus pelagicus Species 0.000 description 1
- 241001533364 Portunus trituberculatus Species 0.000 description 1
- 241001482311 Trionychidae Species 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009982 effect on human Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 210000002816 gill Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 235000014102 seafood Nutrition 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
- B65D81/22—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient in moist conditions or immersed in liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D21/00—Nestable, stackable or joinable containers; Containers of variable capacity
- B65D21/02—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together
- B65D21/0209—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together stackable or joined together one-upon-the-other in the upright or upside-down position
- B65D21/0212—Containers presenting local stacking elements protruding from the upper or lower edge of a side wall, e.g. handles, lugs, ribs, grooves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/04—Partitions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/107—Grooves, ribs, or the like, situated on opposed walls and between which the articles are located
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
- B65D81/26—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators
- B65D81/263—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators for ventilating the contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2205/00—Venting means
- B65D2205/02—Venting holes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
- Packages (AREA)
Abstract
The invention relates to the technical field of crab transportation, in particular to a packing box for crab transportation, which comprises a box body, a box cover, two clamping plates, water-absorbing sponges, a first supporting plate, a second supporting plate and a fixing block, wherein the box cover is hinged to the top of the box body through hinges, the two clamping plates are symmetrically and fixedly connected to the left side and the right side of the bottom of the box cover, the water-absorbing sponges are placed inside the box cover, the bottom of the water-absorbing sponges is in contact with the tops of the two clamping plates, the first supporting plate is movably connected to the middle of one side of the inner wall of the box cover through a pin shaft, and the second supporting plate is movably connected to the middle of the other side of. The first support plate and the second support plate can support the middle of the bottom of the water absorption sponge, so that the fixation firmness of the water absorption sponge is ensured, the water absorption sponge can change the environment inside the box body during transportation, the water inside the water absorption sponge evaporates to enable the box body to be in a moist environment, and the survival time of crabs is effectively prolonged.
Description
Technical Field
The invention relates to the technical field of crab transportation, in particular to a packing box for crab transportation.
Background
Crabs belong to the order of soft-shelled turtle, decapod, are crustaceans, are protected by hard shells, respire by gills, and are the same animals as shrimps, lobsters, and live crabs in the same biological taxonomy, most of the species live in the sea or near-sea, and some of the species live on fresh water or land, and common crabs include portunus trituberculatus, portunus pelagicus, blue crabs, and mitten crabs.
With the improvement of living standard of people, the supply of seafood is continuously increased every year in China, the development of aquaculture industry is greatly promoted, crabs are delicious in taste, contain abundant proteins and trace elements, have good nourishing effect on human bodies, are popular with people, are generally placed in a packing box during transportation, and are easy to adapt to and die due to the fact that the inside of the packing box is dry after long-time transportation, and the survival rate of the crabs is reduced.
Disclosure of Invention
The packing box for transporting the crabs has the advantage of changing the transportation environment, and solves the problems that the crabs cannot adapt to the packing box and die due to long-time transportation because the inside of the packing box is dry, and the survival rate of the crabs is reduced.
In order to realize the technical problem, the invention provides a packing box for crab transportation, which comprises a box body, a box cover, a clamping plate, a water absorption sponge, a first supporting plate, a second supporting plate and a fixing block, the box cover is hinged at the top of the box body through a hinge, the number of the clamping plates is two, the two clamping plates are symmetrically and fixedly connected to the left side and the right side of the bottom of the box cover, the water-absorbing sponge is placed inside the box cover, the bottom of the water-absorbing sponge is contacted with the tops of the two clamping plates, the first supporting plate is movably connected with the middle part of one side of the inner wall of the box cover through a pin shaft, the second support plate is movably connected with the middle part of the other side of the inner wall of the box cover through a pin shaft, the middle part of one side of the first support plate close to the second support plate is provided with a through fixing groove, the fixed block is fixedly connected to the middle of one side, close to the first support plate, of the second support plate, and the fixed block is fixedly connected to the fixing groove in the first support plate through the fixing bolt.
Furthermore, the inside of box body transversely overlap joint has first baffle, the quantity of first baffle is three, and three first baffle equidistance transversely distribute in the inside of box body, and first draw-in groove has been seted up at the top of first baffle.
Furthermore, the second partition plates are longitudinally lapped in the box body, the number of the second partition plates is five, the five second partition plates are longitudinally distributed in the box body at equal intervals, and the bottom of each second partition plate is provided with a second clamping groove.
Further, the height of the second clamping groove is equal to one half of the height of the second partition plate, and the height of the first clamping groove is equal to one half of the height of the first partition plate.
Furthermore, the second partition board is inserted into the first partition board, and the first clamping groove corresponds to the second clamping groove.
Furthermore, the constant head tank has all been seted up to the both sides at lid top, the equal fixedly connected with location strip in both sides of box body bottom, and the size of location strip and constant head tank equals.
Furthermore, the pull grooves are formed in the two sides of the top of the box cover, the through air holes are formed in the two sides of the box body, and the observation window is embedded in the front face of the box body.
By means of the technical scheme, the invention provides the packing box for crab transportation, which at least has the following beneficial effects:
1. this packing carton is used in crab transportation, through the box body, the lid, the cardboard, the sponge absorbs water, first extension board, the cooperation of second extension board and fixed block is used, the sponge that absorbs water that will adsorb sufficient water is placed in the inside of lid, two cardboards support the both sides of sponge bottom absorbing water, fixed block joint on the second extension board is in the fixed slot of first extension board, and fix first extension board and fixed block through fixing bolt, first extension board and second extension board can support the middle part of sponge bottom absorbing water, the fastness that sponge is fixed absorbs water has been guaranteed, the sponge that absorbs water can change the inside environment of box body on the way of the transportation, the inside evaporation of water of sponge that absorbs water makes the box body be in a moist environment, the effectual survival time that prolongs the crab.
2. This packing carton for crab transportation through the setting of first baffle and second baffle, and first baffle and the mutual grafting of second baffle can constitute a plurality of independent placing grid, can place a crab in every placing grid, do not infringe each other, are convenient for prolong the survival time of crab.
3. This packing carton is used in crab transportation through the setting of location strip and constant head tank, when stacking a plurality of packing carton overlap together, the location strip can peg graft in the inside of constant head tank, has guaranteed the stability that the packing carton was stacked, and the bleeder vent of box body both sides can guarantee that there is the air flow in the box body, and is further, has guaranteed the survival rate of crab in the transportation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom view of the lid structure of the present invention;
FIG. 3 is a schematic diagram of a first support plate structure according to the present invention;
FIG. 4 is a schematic view of a second plate of the present invention;
FIG. 5 is a top view of the cassette structure of the present invention;
FIG. 6 is a schematic view of a first separator plate according to the present invention;
FIG. 7 is a schematic view of a second separator according to the present invention.
In the figure: 1. a box body; 2. a box cover; 3. clamping a plate; 4. a water-absorbing sponge; 5. a first support plate; 6. a second support plate; 7. fixing grooves; 8. a fixed block; 9. a first separator; 10. a first card slot; 11. a second separator; 12. a second card slot; 13. positioning a groove; 14. a positioning bar; 15. groove drawing; 16. air holes are formed; 17. and (5) an observation window.
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.
Referring to fig. 1-7, the present invention provides a technical solution: a packing box for crab transportation comprises a box body 1, a box cover 2, two clamping plates 3, water-absorbing sponge 4, a first supporting plate 5, a second supporting plate 6 and a fixing block 8, wherein the box cover 2 is hinged to the top of the box body 1 through hinges, the number of the clamping plates 3 is two, the two clamping plates 3 are symmetrically and fixedly connected to the left side and the right side of the bottom of the box cover 2, the water-absorbing sponge 4 is placed inside the box cover 2, the bottom of the water-absorbing sponge 4 is in contact with the tops of the two clamping plates 3, the first supporting plate 5 is movably connected to the middle of one side of the inner wall of the box cover 2 through a pin shaft, the second supporting plate 6 is movably connected to the middle of the other side of the inner wall of the box cover 2 through a pin shaft, a through fixing groove 7 is formed in the middle of one side, close to the second supporting plate 6, the fixing block 8 is fixedly connected to, through box body 1, lid 2, cardboard 3, sponge 4 absorbs water, first extension board 5, second extension board 6 and fixed block 8's cooperation is used, the sponge 4 that absorbs water that will adsorb sufficient water is placed in the inside of lid 2, two cardboard 3 support the both sides of sponge 4 bottoms absorb water, 8 joint fixed block on the second extension board 6 in fixed slot 7 of first extension board 5, and fix first extension board 5 and fixed block 8 through fixing bolt, first extension board 5 and second extension board 6 can support the middle part of sponge 4 bottoms absorb water, the fastness that sponge 4 fixed absorbs water has been guaranteed, sponge 4 absorbs water can change the inside environment of box body 1 on the way of transporting, the inside evaporation of water of sponge 4 that absorbs water makes box body 1 be located a humid environment, the effectual survival time that prolongs the crab.
The box body 1 is internally and transversely overlapped with three first partition boards 9, the three first partition boards 9 are transversely distributed in the box body 1 at equal intervals, the top of each first partition board 9 is provided with a first clamping groove 10, the box body 1 is internally and longitudinally overlapped with five second partition boards 11, the five second partition boards 11 are longitudinally distributed in the box body 1 at equal intervals, the bottom of each second partition board 11 is provided with a second clamping groove 12, the height of each second clamping groove 12 is equal to one half of the height of each second partition board 11, the height of each first clamping groove 10 is equal to one half of the height of each first partition board 9, the second partition boards 11 are inserted in the first partition boards 9, the first clamping grooves 10 correspond to the second clamping grooves 12, and the first partition boards 9 and the second partition boards 11 are arranged so that the first partition boards 9 and the second partition boards 11 are inserted in each other to form a plurality of independent placing lattices, can place a crab in every placing grid, do not infringe each other, be convenient for prolong the survival time of crab, constant head tank 13 has all been seted up to the both sides at lid 2 top, the equal fixedly connected with location strip 14 in both sides of box body 1 bottom, and location strip 14 equals with the size of constant head tank 13, trompil 15 has all been seted up to the both sides at lid 2 top, bleeder vent 16 that runs through has all been seted up to the both sides of box body 1, setting through location strip 14 and constant head tank 13, when stacking a plurality of packing carton overlap together, location strip 14 can peg graft in the inside of constant head tank 13, the stability of packing carton stack has been guaranteed, bleeder vent 16 of box body 1 both sides, can guarantee that there is the air flow in the box body 1, and then, the survival rate of crab in the transportation has been guaranteed, the front of box body 1 is inlayed and.
When the crab box is used, the water absorption sponge 4 absorbing enough water is placed in the box cover 2, the two clamping plates 3 support two sides of the bottom of the water absorption sponge 4, the fixing block 8 on the second supporting plate 6 is clamped in the fixing groove 7 of the first supporting plate 5, the first supporting plate 5 and the fixing block 8 are fixed through the fixing bolt, the first supporting plate 5 and the second supporting plate 6 can support the middle of the bottom of the water absorption sponge 4, the fixing firmness of the water absorption sponge 4 is ensured, the water absorption sponge 4 can change the environment in the box body 1 during transportation, the water evaporation in the water absorption sponge 4 enables the box body 1 to be in a humid environment, the survival time of crabs is effectively prolonged, the first partition plate 9 and the second partition plate 11 are mutually spliced to form a plurality of independent placing grids, one crab can be placed in each placing grid, and the crabs do not invade each other, the survival time of the crabs is prolonged conveniently, when a plurality of packing boxes are overlapped and stacked together, the positioning strips 14 can be inserted into the positioning grooves 13, the stacking stability of the packing boxes is guaranteed, the air holes 16 on the two sides of the box body 1 can guarantee that air flows in the box body 1, and further, the survival rate of the crabs in the transportation process is guaranteed.
The crab transport packing box provided by the invention is described in detail above. The principles and embodiments of the present invention have been explained by applying specific examples, and the above descriptions of the embodiments are only used to help understanding the method and the core idea of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a packing carton is used in crab transportation, includes box body (1), lid (2), cardboard (3), sponge (4) absorb water, first extension board (5), second extension board (6) and fixed block (8), its characterized in that: the box cover (2) is hinged at the top of the box body (1) through a hinge, the number of the clamping plates (3) is two, the two clamping plates (3) are symmetrically and fixedly connected at the left side and the right side of the bottom of the box cover (2), the water-absorbing sponge (4) is placed inside the box cover (2), the bottom of the water-absorbing sponge (4) is contacted with the tops of the two clamping plates (3), the first supporting plate (5) is movably connected with the middle part of one side of the inner wall of the box cover (2) through a pin shaft, the second support plate (6) is movably connected with the middle part of the other side of the inner wall of the box cover (2) through a pin shaft, the middle part of one side of the first support plate (5) close to the second support plate (6) is provided with a through fixing groove (7), the fixed block (8) is fixedly connected with the middle part of one side of the second support plate (6) close to the first support plate (5), and the fixing block (8) is fixedly connected in the fixing groove (7) on the first support plate (5) through a fixing bolt.
2. The packing box for crab transportation according to claim 1, wherein: the inside of box body (1) transversely overlaps and has first baffle (9), the quantity of first baffle (9) is three, and the equidistance transversely distributed of three first baffle (9) is in the inside of box body (1), and first draw-in groove (10) have been seted up at the top of first baffle (9).
3. The packing box for crab transportation according to claim 1, wherein: the inside of box body (1) is vertically lapped with second baffle (11), the quantity of second baffle (11) is five, and five second baffles (11) equidistance vertically distribute in the inside of box body (1), and second draw-in groove (12) have been seted up to the bottom of second baffle (11).
4. The packing box for crab transportation according to claim 3, wherein: the height of the second clamping groove (12) is equal to one half of the height of the second partition plate (11), and the height of the first clamping groove (10) is equal to one half of the height of the first partition plate (9).
5. The packing box for crab transportation according to claim 3, wherein: the second partition board (11) is inserted into the first partition board (9), and the first clamping groove (10) corresponds to the second clamping groove (12).
6. The packing box for crab transportation according to claim 1, wherein: constant head tank (13) have all been seted up to the both sides at lid (2) top, the equal fixedly connected with location strip (14) in both sides of box body (1) bottom, and location strip (14) and the size of constant head tank (13) equals.
7. The packing box for crab transportation according to claim 1, wherein: drawing groove (15) have all been seted up to the both sides at lid (2) top, bleeder vent (16) that run through have all been seted up to the both sides of box body (1), the front of box body (1) is inlayed and is had observation window (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689424.9A CN111661483A (en) | 2020-07-17 | 2020-07-17 | Packing carton is used in crab transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689424.9A CN111661483A (en) | 2020-07-17 | 2020-07-17 | Packing carton is used in crab transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111661483A true CN111661483A (en) | 2020-09-15 |
Family
ID=72392920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010689424.9A Pending CN111661483A (en) | 2020-07-17 | 2020-07-17 | Packing carton is used in crab transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111661483A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849682A (en) * | 2021-01-29 | 2021-05-28 | 江苏农林职业技术学院 | Crab refrigeration preservation box and preservation method |
-
2020
- 2020-07-17 CN CN202010689424.9A patent/CN111661483A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849682A (en) * | 2021-01-29 | 2021-05-28 | 江苏农林职业技术学院 | Crab refrigeration preservation box and preservation method |
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Application publication date: 20200915 |