CN114940312A - Vegetable fresh-keeping and transporting device and method - Google Patents

Vegetable fresh-keeping and transporting device and method Download PDF

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Publication number
CN114940312A
CN114940312A CN202210559802.0A CN202210559802A CN114940312A CN 114940312 A CN114940312 A CN 114940312A CN 202210559802 A CN202210559802 A CN 202210559802A CN 114940312 A CN114940312 A CN 114940312A
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China
Prior art keywords
rod
sliding
fixedly connected
wall
plate
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CN202210559802.0A
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Chinese (zh)
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CN114940312B (en
Inventor
罗燕雯
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Guangzhou Nuanke Agricultural Technology Co Ltd
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Guangzhou Nuanke Agricultural Technology Co Ltd
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    • 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
    • B65D81/20—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 under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
    • B65D81/2007—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 under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum
    • B65D81/2015—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 under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum in an at least partially rigid container
    • 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
    • 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
    • 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
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
    • B65D85/34—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for fruit, e.g. apples, oranges or tomatoes

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  • 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)

Abstract

The invention relates to the technical field of transportation and storage, and discloses a vegetable fresh-keeping transportation device and a vegetable fresh-keeping transportation method. Place different kinds of vegetables respectively in a plurality of negative pressure box, then will be equipped with a plurality of negative pressure box of vegetables and place respectively and store the intracavity, can be connected the air pump with negative pressure box through adjusting part and bleed to negative pressure box inside back, make the negative pressure incasement form vacuum environment, and then provide good fresh-keeping environment for the save of vegetables, setting through the division board, can separate into a plurality of storage chamber with the space of transportation box, prevented that different kinds of vegetables from piling up the phenomenon of mixing and taking place to rot, also be convenient for distinguish vegetables.

Description

Vegetable fresh-keeping and transporting device and method
Technical Field
The invention relates to the technical field of transportation and storage, in particular to a vegetable fresh-keeping transportation device and method.
Background
After the agricultural products are picked, the agricultural products are still living, and the agricultural products are required to maintain life in the storage process, so that the storage nutrition of the agricultural products is continuously consumed, the nutritional value and the fresh and alive quality are gradually lost, in addition, the storage nutrition of the agricultural products can be used as delicious food by insect pests, and the agricultural products are deteriorated and lose the freshness and the edible value.
Vegetables are used as important edible products and are very important for life of people, particularly, at present, with the attention of people on life quality, the freshness of the vegetables is taken as a factor which must be considered when people buy the vegetables, Chinese regions are wide, if the vegetables are not taken as freshness-keeping measures when the vegetables are transported for a long time, the vegetables are easily damaged, the existing vegetable freshness-keeping transportation device directly piles up different kinds of vegetables when the vegetables are transported, then refrigeration is carried out, the vegetables of different kinds cannot be distinguished, and therefore the vegetables in the center after the vegetables are piled up are rotten, and therefore the vegetable freshness-keeping transportation device and the method are needed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a vegetable fresh-keeping transportation device and a method, which solve the problems explained in the background technology.
The invention provides the following technical scheme: the utility model provides a vegetables conveyer that keeps fresh, includes transportation box, division board, negative-pressure tank, accuse temperature subassembly and adjusting part, through the division board will transportation box internal partitioning is a plurality of and stores the chamber, and is a plurality of negative-pressure tank install in store the intracavity, transportation bottom of the case portion is equipped with accuse temperature subassembly, transportation box top is equipped with adjusting part.
Preferably, the transportation box includes: the main tank body, sealed apron, draw-in groove, fixture block and walking wheel, sealed apron with the main tank body rotates to be connected, main tank body front end outer wall fixedly connected with is a plurality of the draw-in groove, sealed apron front end outer wall fixedly connected with is a plurality of the fixture block, main tank bottom portion rotates and is connected with a plurality of the walking wheel, the draw-in groove uses with the fixture block cooperation.
Preferably, the partition plate includes: the transverse partition plate and the longitudinal partition plate are respectively connected with the left inner wall and the right inner wall of the main box body in a fixed mode, the longitudinal partition plate is connected with the outer wall of the transverse partition plate in a fixed mode, the end, away from the transverse partition plate, of the longitudinal partition plate is connected with the inner wall of the main box body in a fixed mode, and the transverse partition plate and the longitudinal partition plate are used for dividing the inside of the transportation box body into a plurality of storage cavities with the same size.
Preferably, the negative pressure tank includes: the negative pressure preservation box comprises a negative pressure preservation box body, a sealing cover plate, a fastening bolt, a pressure release port, a one-way valve, a fog inlet, a storage groove and a grid plate, wherein the sealing cover plate is connected with the negative pressure preservation box body through the fastening bolt, the pressure release port, the one-way valve and the fog inlet are formed in the top of the sealing cover plate, the storage groove is formed in the inner wall of the negative pressure box body, and the grid plate is fixedly connected with the inner wall of the storage groove.
Preferably, the temperature control assembly comprises: the condenser comprises an evaporator, a first condensation pipe, a throttle valve, a condenser, a second condensation pipe and a compressor, wherein one end of the first condensation pipe is communicated with the evaporator, the other end of the first condensation pipe is communicated with the condenser, the throttle valve is arranged in the middle of the first condensation pipe, one end of the second condensation pipe is communicated with the evaporator, the other end of the second condensation pipe is communicated with the condenser, and the compressor is arranged in the middle of the second condensation pipe.
Preferably, the evaporator, the first condensation pipe, the throttle valve, the condenser, the second condensation pipe and the compressor form a complete circulation loop.
Preferably, the adjusting assembly comprises: the humidifier comprises a rectangular mounting block I, a driving motor I, a first sliding rod, a first sliding sleeve, a connecting seat I, a second sliding rod, a second sliding sleeve, a rectangular mounting block II, a driving motor II, a driving threaded rod I, a first threaded sleeve, a connecting seat II, a driving threaded rod II, a second threaded sleeve, a third sliding rod, a fourth sliding rod, a driving assembly, an air pump and a small humidifier;
the rectangular mounting block I, the connecting seat I, the rectangular mounting block II and the connecting seat II are respectively and fixedly connected to the top corner of the outer wall of the bottom of the sealing cover plate;
the first driving motor is arranged in the first rectangular mounting block, the output end of the first driving motor is fixedly connected with the second driving threaded rod, one end, far away from the first rectangular mounting block, of the second driving threaded rod is rotatably connected with the second connecting seat, and the second threaded sleeve is sleeved on the outer wall of the second driving threaded rod and is in threaded connection with the second driving threaded rod;
the front end of the first sliding rod is rotationally connected with one rectangular mounting block, the rear end of the first sliding rod is rotationally connected with one connecting seat, and the first sliding sleeve is slidably sleeved on the outer wall of the first sliding rod;
the left end of the second sliding rod is rotatably connected with one connecting seat, the right end of the second sliding rod is rotatably connected with the second rectangular mounting block, and the second sliding sleeve is slidably sleeved on the outer wall of the second sliding rod;
the driving motor II is arranged in the rectangular mounting block II, the output end of the driving motor II is fixedly connected with the driving threaded rod I, one end, far away from the rectangular mounting block II, of the driving threaded rod I is rotatably connected with the connecting seat II, and the first threaded sleeve is sleeved on the outer wall of the driving threaded rod I and is in threaded connection with the driving threaded rod I;
the front ends of the two groups of third sliding rods are fixedly connected with the second threaded sleeves, and the rear ends of the two groups of third sliding rods are fixedly connected with the second sliding sleeves;
the left ends of the two groups of the fourth sliding rods are fixedly connected with the first sliding sleeve, and the right ends of the two groups of the fourth sliding rods are fixedly connected with the first threaded sleeve;
the driving assembly is sleeved on the outer walls of the third sliding rod and the fourth sliding rod in a sliding mode, and the air pump and the small humidifier are arranged at the bottom of the driving assembly.
Preferably, each storage cavity is provided with a safety assembly for protecting the negative pressure tank, and the safety assembly comprises: the device comprises a first fixing plate, a driving cylinder, a first fixing ring sleeve, a first buffer spring, a first sliding clamping block, a first mounting cavity, a first connecting rod, a trapezoidal clamping block, a connecting plate, a rubber friction gasket, a first connecting spring, a second sliding clamping block, a second connecting rod, a first supporting column, a supporting plate, a first sliding groove, a second sliding groove, a third connecting rod, a first supporting rod, a first clamping plate, a second buffer spring and a second clamping plate;
one end of the first fixing plate, close to the storage cavity, is fixedly connected with the inner wall of the storage cavity, one end of the first fixing plate, far away from the storage cavity, is fixedly connected with the fixing ring sleeve, the driving cylinder is fixedly arranged in the fixing ring sleeve, and the output end of the driving cylinder is fixedly connected with the trapezoidal clamping block;
the first buffer spring is arranged between the trapezoidal clamping block and the fixed ring sleeve, and two ends of the first buffer spring are respectively fixedly connected with the trapezoidal clamping block and the fixed ring sleeve;
the first mounting cavity is formed in the trapezoidal clamping block, the first sliding clamping block and the second sliding clamping block are arranged in the first mounting cavity and are in sliding connection with the inner wall of the first mounting cavity, and the first connecting spring is fixedly connected between the first sliding clamping block and the second sliding clamping block;
one end, close to the connecting plate, of the first connecting rod is hinged to the outer wall of the connecting plate, and one end, far away from the connecting plate, of the first connecting rod is hinged to the first sliding clamping block;
one end, close to the connecting plate, of the second connecting rod is hinged to the outer wall of the connecting plate, and one end, far away from the connecting plate, of the second connecting rod is hinged to the second sliding clamping block;
the rubber friction gasket is arranged on one side, close to the outer wall of the negative pressure box, of the connecting plate and is abutted against the outer wall of the negative pressure box;
the first supporting column is fixedly connected with the bottom of the inner wall of the storage cavity, the first sliding groove is formed in the first supporting column, and the supporting plate is connected with the inner wall of the first sliding groove in a vertical sliding mode;
the bottom of the inner wall of the storage cavity is provided with a second sliding groove, the upper end of the third connecting rod is hinged with the lower end of the supporting plate, the lower end of the third connecting rod extends into the second sliding groove, and the lower end of the third connecting rod is connected with the inner wall of the second sliding groove in a left-right sliding mode;
the center of the lower end of the supporting plate is fixedly connected with the first supporting rod, and the lower end of the supporting rod is fixedly connected with the first clamping plate;
a second buffer spring is arranged between the first clamping plate and the second clamping plate, two ends of the second buffer spring are fixedly connected with the lower end of the first clamping plate and the upper end of the second clamping plate respectively, and the lower end of the second clamping plate is fixedly connected with the bottom of the inner wall of the storage cavity;
the upper end of the supporting plate is abutted against the bottom of the negative pressure box.
Preferably, the driving assembly includes: the device comprises a driving mounting plate, a mounting cavity III, a connecting spring II, a T-shaped block, a first rotating arm, a fourth connecting rod, a mounting cavity IV, a driving motor III, a second rotating arm, a fifth connecting rod, a U-shaped mounting rod, a rotating sleeve I, a crank, a sixth connecting rod, a driving motor IV, a fixing plate I, a limiting ring sleeve, a fixing plate II, a rotating sleeve II, a special-shaped connecting rod, a mushroom head mounting cavity, a fixing ring sleeve II, a limiting ring, a mushroom head rod, a connecting spring IV, a rotating rod and a groove;
the driving mounting plate is sleeved on the outer walls of the third sliding rod and the fourth sliding rod in a sliding manner, and the third sliding rod is positioned above the fourth sliding rod;
the driving mounting plate is internally provided with a third mounting cavity and a fourth mounting cavity;
two groups of second connecting springs and T-shaped blocks are arranged in the third mounting cavity, the two groups of second connecting springs are arranged on two sides of the T-shaped blocks by taking the T-shaped blocks as a symmetry axis, one side, close to the inner wall of the third mounting cavity, of the second connecting spring is fixedly connected with the inner wall of the third mounting cavity, and one side, far away from the inner wall of the third mounting cavity, of the second connecting spring is fixedly connected with the T-shaped blocks;
the outer wall of the front end of the block is rotatably connected with the first rotating arm, one end, close to the first rotating arm, of the fourth connecting rod is rotatably connected with the first rotating arm, and one end, far away from the first rotating arm, of the fourth connecting rod is rotatably connected with the second rotating arm;
the driving motor III is arranged in the mounting cavity IV, and an output shaft of the driving motor III is fixedly connected with the second rotating arm;
the upper end of the fifth connecting rod extends into the third mounting cavity and is fixedly connected with the T-shaped block, and the lower end of the fifth connecting rod is fixedly connected with the upper end of the first fixing plate;
the lower end of the U-shaped mounting rod is fixedly connected with the upper end of the fixing plate, the crank is rotatably connected with the inner wall of the U-shaped mounting rod, one rotating sleeve is rotatably sleeved in the middle of the crank, the four driving motors are fixedly connected to the outer wall of the right side of the U-shaped mounting rod, and the four output shafts of the driving motors movably penetrate through the outer wall of the right side of the U-shaped mounting rod and are fixedly connected with the crank;
the upper end of the sixth connecting rod is fixedly connected with the first rotating sleeve, and the lower end of the sixth connecting rod penetrates through the middle part of the first fixing plate in a sliding manner and is fixedly connected with the second rotating sleeve;
the upper end of the limiting ring sleeve is fixedly connected with the lower end of the fixed plate, and the second fixed plate is connected with the inner wall of the limiting ring sleeve in a vertical sliding manner;
the lower end of the second fixed ring sleeve is fixedly connected with the center of the upper end of the second fixed plate, and the second fixed ring sleeve is movably sleeved on the outer wall of the special-shaped connecting rod;
the groove is formed in the upper end of the special-shaped connecting rod, the rotating rod penetrates through the groove, and the second rotating sleeve is rotatably sleeved on the outer wall of the rotating rod;
the lower end of the special-shaped connecting rod is provided with the mushroom head mounting cavity, the limiting ring is fixedly connected with the inner wall of the mushroom head mounting cavity, the upper end of the mushroom head rod extends into the mushroom head mounting cavity, and the lower end of the mushroom head rod is fixedly connected with the center of the upper end of the second fixing plate;
the mushroom head rod is connected with the limiting ring in a vertical sliding mode, the outer wall, located in the mushroom head installation cavity, of the mushroom head rod is movably sleeved with the connecting spring IV, the upper end of the connecting spring IV is fixedly connected with the outer wall of the mushroom head rod, and the lower end of the connecting spring IV is fixedly connected with the limiting ring;
the lower end of the second fixing plate is fixedly connected with the air pump and the small humidifier.
The invention also provides a transportation method, the transportation of vegetable preservation is realized by the vegetable preservation transportation device, and the transportation method comprises the following steps:
step 1: placing different kinds of vegetables into the plurality of negative pressure boxes respectively;
step 2: placing a plurality of negative pressure boxes filled with vegetables into the storage cavities respectively and fixing the negative pressure boxes through a safety component;
and step 3: the temperature in the transport box body is adjusted through the temperature control assembly;
and 4, step 4: moving a drive assembly over the negative pressure tank through the adjustment assembly;
and 5: the air pump is moved by the driving component, and the air pump is connected with the negative pressure tank and then used for exhausting air from the interior of the negative pressure tank.
Drawings
FIG. 1 is a schematic structural diagram of a main body of the present invention;
FIG. 2 is a schematic top view of a storage chamber according to the present invention;
FIG. 3 is a schematic view of the structure of the negative pressure tank of the present invention;
FIG. 4 is a schematic view of the internal structure of the negative pressure tank of the present invention;
FIG. 5 is a schematic view of the installation position of the grid plate according to the present invention;
FIG. 6 is a schematic view of a temperature control assembly according to the present invention;
FIG. 7 is a schematic view of an adjusting assembly according to the present invention;
FIG. 8 is a schematic view of a safety assembly according to the present invention;
FIG. 9 is a schematic view of a driving assembly according to the present invention;
FIG. 10 is a flow chart of a vegetable fresh-keeping transportation method of the present invention.
In the figure: 1. transporting the box body; 2. a partition plate; 3. a negative pressure tank; 4. a main box body; 5. sealing the cover plate; 6. a card slot; 7. a clamping block; 8. a traveling wheel; 9. a diaphragm plate; 10. a longitudinal partition plate; 11. a storage chamber; 12. a negative pressure fresh-keeping box; 13. sealing the cover plate; 14. fastening a bolt; 15. a pressure relief port; 16. a one-way valve; 17. a mist inlet; 18. a storage groove; 19. a grid plate; 20. an evaporator; 21. a first condenser pipe; 22. a throttle valve; 23. a condenser; 24. a second condenser pipe; 25. a compressor; 26. a first rectangular mounting block; 27. a first driving motor; 28. a first slide bar; 29. a first sliding sleeve; 30. a first connecting seat; 31. a second slide bar; 32. a second sliding sleeve; 33. a second rectangular mounting block; 34. a second driving motor; 35. driving the first threaded rod; 36. a first threaded sleeve; 37. a second connecting seat; 38. driving a second threaded rod; 39. a second threaded sleeve; 40. a third slide bar; 41. a fourth slide bar; 42. a drive assembly; 43. an air pump; 44. a small humidifier; 45. a first fixing plate; 46. a driving cylinder; 47. the fixed ring is sleeved with a first ring; 48. a first buffer spring; 49. a first sliding clamp block; 50. mounting a first cavity; 51. a first link; 52. a trapezoidal clamping block; 53. a connecting plate; 54. a rubber friction pad; 55. a first connecting spring; 56. a second sliding clamp block; 57. a second link; 58. a first supporting column; 59. a support plate; 60. a first sliding chute; 61. a second chute; 62. a third link; 63. a first supporting rod; 64. a first splint; 65. a second buffer spring; 66. a second splint; 67. driving the mounting plate; 68. a third mounting cavity; 69. a second connecting spring; 70. a T-shaped block; 71. a first rotation arm; 72. a fourth link; 73. a fourth mounting cavity; 74. driving a motor III; 75. a second rotating arm; 76. a fifth link; 77. a U-shaped mounting rod; 78. rotating the sleeve I; 79. a crank; 80. a sixth link; 81. driving a motor IV; 82. a first fixing plate; 83. a spacing ring sleeve; 84. a second fixing plate; 85. rotating the sleeve II; 86. a special-shaped connecting rod; 87. a mushroom head mounting cavity; 88. a second fixed ring sleeve; 89. a limiting ring; 90. mushroom head stems; 91. a fourth connecting spring; 92. rotating the rod; 93. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, a vegetable fresh-keeping transportation device comprises a transportation box body 1, a partition plate 2, a negative pressure box 3, a temperature control assembly and an adjusting assembly, wherein the inside of the transportation box body 1 is divided into a plurality of storage cavities 11 through the partition plate 2, the negative pressure boxes are arranged in the storage cavities, the temperature control assembly is arranged at the bottom of the transportation box body 1, and the adjusting assembly is arranged at the top of the transportation box body 1.
Preferably, be equipped with temperature sensor, humidity transducer in the negative pressure tank 3, just temperature sensor and accuse temperature subassembly electricity are connected, and humidity transducer and adjusting part electricity are connected.
Preferably, the bottom of the adjusting assembly is provided with an air pump 43 and a small humidifier 44.
Preferably, a pressure relief valve is arranged at the top of the negative pressure tank 3.
The working principle and the beneficial effects of the scheme are as follows: the working personnel respectively place different kinds of vegetables into the negative pressure boxes 3, then respectively place the negative pressure boxes 3 filled with the vegetables into the storage cavity 11, then connect the air pump 43 with the negative pressure boxes 3 through the adjusting component and exhaust the air from the inside of the negative pressure boxes 3, so that a vacuum environment is formed in the negative pressure boxes 3, and further a good fresh-keeping environment is provided for the preservation of the vegetables, when the temperature sensor detects that the temperature in the negative pressure boxes 3 is not in a preset fresh-keeping temperature range, the temperature sensor sends a control signal to control the temperature control component to adjust the temperature in the transportation box body 1, when the humidity sensor detects that the humidity in the negative pressure boxes 3 is not in the preset fresh-keeping humidity range, the humidity sensor sends a control signal to firstly control the pressure relief valve to open so as to balance the pressure inside and outside the negative pressure boxes 3, and then control the adjusting component to move the air pump 43 and the small humidifier 44 to the top of the negative pressure boxes 3, the humidity in the negative pressure tank 3 is adjusted by the small humidifier 44, and then the air pump 43 is used to pump air from the negative pressure tank 3 to form a vacuum environment.
Wherein, the setting of pressure relief valve is convenient for make gaseous entering negative-pressure tank 3 in through the effect of pressure relief valve when the staff need take out the vegetables in the bin, and then makes negative-pressure tank 3 inside and outside pressure balance.
Through the setting of division board 2, can store chamber 11 with the space separation of transport box 1 into a plurality of, directly pile up the condition together with different types of vegetables when avoiding transporting vegetables, prevented that different types of vegetables from piling up the phenomenon of mixing and taking place to rot, also be convenient for distinguish vegetables.
It should be noted that the negative pressure box 3 is used for facilitating transportation of high-value and easily-damaged vegetables, and when the vegetables which are low in transportation value and easy to store are transported, only a common box body needs to be used for storage, and then the box body is placed into the storage cavity 11 in a classified mode, so that the cost is reduced.
Example 2
On the basis of embodiment 1, referring to fig. 1-2, the transportation box 1 includes: the main tank body 4, sealed apron 5, draw-in groove 6, fixture block 7 and walking wheel 8, sealed apron 5 with main tank body 4 rotates to be connected, 4 front end outer wall fixedly connected with of main tank body are a plurality of draw-in groove 6, 5 front end outer wall fixedly connected with of sealed apron is a plurality of fixture block 7, 4 bottom rotations of main tank body are connected with a plurality of walking wheel 8, draw-in groove 6 uses with the fixture block 7 cooperation.
Preferably, the partition plate 2 includes: diaphragm 9 and longitudinal baffle 10, diaphragm 9 both ends respectively with inner wall fixed connection about the main tank body 4, it is a plurality of longitudinal baffle 10 be close to diaphragm 9 one end with diaphragm 9 outer wall fixed connection, it is a plurality of the one end that diaphragm 9 was kept away from to longitudinal baffle 10 with 4 inner wall fixed connection of main tank body, diaphragm 9 and longitudinal baffle 10 will 1 internal partitioning of transportation tank is the same storage chamber 11 of a plurality of size.
The beneficial effect of above-mentioned scheme does: through the cooperation of draw-in groove 6 and fixture block 7 use, can be so that can not open automatically in the transportation after sealed apron 5 and main tank body 4 are closed to this vegetables that come to protect in the storage chamber 11, through the cross arrangement of cross slab 9 with indulge baffle 10, can be with 1 internal partitioning of transportation box for the same size of a plurality of storage chamber 11, the convenience is categorised vegetables.
Example 3
Referring to fig. 3 to 5 based on embodiment 1 to 2, the negative pressure tank 3 includes: the negative-pressure fresh-keeping box comprises a negative-pressure fresh-keeping box 12, a sealing cover plate 13, a fastening bolt 14, a pressure release port 15, a one-way valve 16, a fog inlet 17, a storage groove 18 and a grid plate 19, wherein the sealing cover plate 13 is connected with the negative-pressure fresh-keeping box 12 through the fastening bolt 14, the pressure release port 15, the one-way valve 16 and the fog inlet 17 are arranged at the top of the sealing cover plate 13, the storage groove 18 is formed in the inner wall of the negative-pressure box 3, and the grid plate 19 is fixedly connected with the inner wall of the storage groove 18.
The beneficial effect of above-mentioned scheme does: the negative pressure fresh-keeping box 12 is convenient for storing high-value vegetables so as to transport the vegetables, keeps the fruits and vegetables fresh when transporting the fruits and vegetables, prevents the fruits and vegetables from rotting or slightly damaging due to overlong transportation or short-time transportation in hot weather due to lack of freezing and refrigerating, influences the eating or further sale of the vegetables,
the sealing cover plate 13 is convenient to be matched with the negative pressure preservation box 12 to provide a sealing space for vegetables, so that air in the negative pressure preservation box 12 is pumped out through the action of the air pump 43 to form a vacuum-like environment, a good preservation environment is provided for the transportation of the vegetables,
the arrangement of the grid plate 19 facilitates the matching with the storage groove 18 in the negative-pressure fresh-keeping box 12 to provide a necessary space for the storage of the fresh-keeping agent, so that vegetables in the negative-pressure fresh-keeping box 12 are kept fresh by using the fresh-keeping agent, the damage to the vegetables due to the fact that air in the negative-pressure fresh-keeping box 12 is not pumped out to the greatest extent is prevented, the fresh-keeping agent can be kept out by using the grid plate 19, the fresh-keeping agent is prevented from contacting with the vegetables, the vegetables are infected with the fresh-keeping agent, the eating is influenced, the fresh-keeping agent is convenient to use repeatedly, the waste is avoided, and the quick replacement of the fresh-keeping agent is facilitated.
The one-way valve 16 is provided to draw the air in the negative pressure fresh-keeping box 12 out by the air pump 43, so as to form a vacuum-like environment in the negative pressure fresh-keeping box 12 and prevent the outside air from entering the negative pressure fresh-keeping box 12 from the one-way valve 16.
Example 4
Referring to fig. 1 and 6, on the basis of embodiments 1-3, the temperature control assembly comprises: evaporimeter 20, first condenser pipe 21, choke valve 22, condenser 23, second condenser pipe 24, compressor 25, first condenser pipe 21 one end with evaporimeter 20 intercommunication, first condenser pipe 21 other end with condenser 23 intercommunication, first condenser pipe 21 middle part is equipped with choke valve 22, 24 one end of second condenser pipe with evaporimeter 20 intercommunication, 24 other ends of second condenser pipe with condenser 23 intercommunication, 24 middle parts of second condenser pipe are equipped with compressor 25.
Preferably, the evaporator 20, the first condensing pipe 21, the throttle valve 22, the condenser 23, the second condensing pipe 24 and the compressor 25 form a complete circulation loop.
The working principle and the beneficial effects of the scheme are as follows: the refrigerant is stored in the first and second condensation pipes 21 and 24, and the compressor 25 sucks the low-temperature and low-pressure refrigerant vapor generated from the evaporator 20 into the cylinder, compresses the refrigerant vapor by the compressor 25, and discharges the high-pressure refrigerant vapor in the cylinder to the condenser 23 when the pressure is increased to a pressure slightly higher than the pressure in the condenser 23. The high-temperature high-pressure refrigerant vapor in the condenser 23 exchanges heat with air with lower temperature to be condensed into liquid refrigerant, at this time, the liquid refrigerant is cooled by an expansion valve and then enters the evaporator 20, the liquid refrigerant is vaporized after absorbing the heat of a cooled object in the evaporator 20, and the temperature in the transportation box body 1 is changed through the action of the temperature control assembly, so that the transportation box body 1 always keeps the optimal temperature for storing vegetables.
Example 5
Referring to fig. 1 and 7, based on embodiments 1 to 4, the adjusting assembly includes: the humidifier comprises a rectangular mounting block I26, a driving motor I27, a first slide rod 28, a first slide sleeve 29, a connecting seat I30, a second slide rod 31, a second slide sleeve 32, a rectangular mounting block II 33, a driving motor II 34, a driving threaded rod I35, a first threaded sleeve 36, a connecting seat II 37, a driving threaded rod II 38, a second threaded sleeve 39, a third slide rod 40, a fourth slide rod 41, a driving component 42, an air pump 43 and a small humidifier 44;
the rectangular mounting block I26, the connecting seat I30, the rectangular mounting block II 33 and the connecting seat II 37 are respectively and fixedly connected to the top corners of the outer wall of the bottom of the sealing cover plate 5;
the first driving motor 27 is arranged in the first rectangular mounting block 26, the output end of the first driving motor 27 is fixedly connected with the second driving threaded rod 38, one end, far away from the first rectangular mounting block 26, of the second driving threaded rod 38 is rotatably connected with the second connecting seat 37, and the second threaded sleeve 39 is sleeved on the outer wall of the second driving threaded rod 38 and is in threaded connection with the second driving threaded rod;
the front end of the first sliding rod 28 is rotatably connected with the first rectangular mounting block 26, the rear end of the first sliding rod 28 is rotatably connected with the first connecting seat 30, and the first sliding sleeve 29 is slidably sleeved on the outer wall of the first sliding rod 28;
the left end of the second sliding rod 31 is rotatably connected with the first connecting seat 30, the right end of the second sliding rod 31 is rotatably connected with the second rectangular mounting block 33, and the second sliding sleeve 32 is slidably sleeved on the outer wall of the second sliding rod 31;
the second driving motor 34 is arranged in the second rectangular mounting block 33, the output end of the second driving motor 34 is fixedly connected with the first driving threaded rod 35, one end, far away from the second rectangular mounting block 33, of the first driving threaded rod 35 is rotatably connected with the second connecting seat 37, and the first threaded sleeve 36 is sleeved on the outer wall of the first driving threaded rod 35 and is in threaded connection with the first driving threaded rod;
the front ends of the two groups of the third sliding rods 40 are fixedly connected with the second threaded sleeves 39, and the rear ends of the two groups of the third sliding rods 40 are fixedly connected with the second sliding sleeves 32;
the left ends of the two groups of the fourth sliding rods 41 are fixedly connected with the first sliding sleeve 29, and the right ends of the two groups of the fourth sliding rods 41 are fixedly connected with the first threaded sleeve 36;
the driving assembly 42 is slidably sleeved on the outer walls of the third sliding rod 40 and the fourth sliding rod 41, and the air pump 43 and the small humidifier 44 are arranged at the bottom of the driving assembly 42.
The working principle and the beneficial effects of the scheme are as follows: during the transportation of vegetables, when humidity transducer detects that the humidity in a certain negative-pressure box 3 is not in the preset fresh-keeping humidity range, humidity transducer sends control signal at first controls the relief valve and opens and will make negative-pressure box 3 inside and outside pressure balance, at this moment, driving motor 27 starts and drives second 38 of drive threaded rod and rotate, because second 38 of drive threaded rod and second thread bush 39 threaded connection, so second thread bush 39 carries out lateral displacement on second 38 of drive threaded rod outer wall, and drive assembly 42 through third slide bar 40 and second sliding sleeve 32 and move to this negative-pressure box 3 horizontal coordinate position.
After the driving assembly 42 moves to the horizontal coordinate position of the negative pressure box 3, the first driving motor 27 is turned off, the second driving motor 34 is turned on, the second driving motor 34 drives the first driving threaded rod 35 to rotate, and the first driving threaded rod 35 is in threaded connection with the first threaded sleeve 3, so that the first threaded sleeve 3 longitudinally displaces on the outer wall of the first driving threaded rod 358, and the fourth sliding rod 41 and the first sliding sleeve 29 drive the driving assembly 42 to move to the vertical coordinate position of the negative pressure box 3.
According to the movement, the driving assembly 42 is moved to the top of any one of the negative pressure tanks 3 by the first driving motor 27 and the second driving motor 34, then the air pump 43 and the small humidifier 44 can be connected with the negative pressure tank 3 by the driving assembly 42, the humidity in the negative pressure tank 3 is adjusted by the small humidifier 44, and then the air pump 43 is used for pumping air in the negative pressure tank 3 to form a vacuum environment.
Through the device's setting, can be in the transportation, when humidity sensor detects that the humidity in a certain negative pressure tank 3 is not in presetting fresh-keeping humidity range, move air pump 43 and small-size humidifier 44 to the top of arbitrary negative pressure tank 3 through this adjusting part, avoid vegetables to take place to deteriorate and damage in the transportation picture.
Example 6
Referring to fig. 8 based on embodiments 1 to 5, each of the storage chambers 11 is provided with a safety assembly for protecting the negative pressure tank 3, the safety assembly comprising: the device comprises a first fixing plate 45, a driving cylinder 46, a first fixing ring sleeve 47, a first buffer spring 48, a first sliding clamping block 49, a first installation cavity 50, a first connecting rod 51, a trapezoidal clamping block 52, a connecting plate 53, a rubber friction gasket 54, a first connecting spring 55, a second sliding clamping block 56, a second connecting rod 57, a first supporting column 58, a supporting plate 59, a first sliding groove 60, a second sliding groove 61, a third connecting rod 62, a first supporting rod 63, a first clamping plate 64, a second buffer spring 65 and a second clamping plate 66;
one end of the first fixing plate 45, which is close to the storage cavity 11, is fixedly connected with the inner wall of the storage cavity 11, one end of the first fixing plate 45, which is far away from the storage cavity 11, is fixedly connected with the fixing ring sleeve 47, the driving cylinder 46 is fixedly arranged in the fixing ring sleeve 47, and the output end of the driving cylinder 46 is fixedly connected with the trapezoidal clamping block 52;
the first buffer spring 48 is arranged between the trapezoidal clamping block 52 and the fixed ring sleeve 47, and two ends of the first buffer spring 48 are fixedly connected with the trapezoidal clamping block 52 and the fixed ring sleeve 47 respectively;
the first installation cavity 50 is formed in the trapezoidal clamping block 52, the first sliding clamping block 49 and the second sliding clamping block 56 are arranged in the first installation cavity 50 and are in sliding connection with the inner wall of the first installation cavity 50, and the first connecting spring 55 is fixedly connected between the first sliding clamping block 49 and the second sliding clamping block 56;
one end of the first connecting rod 51 close to the connecting plate 53 is hinged to the outer wall of the connecting plate 53, and one end of the first connecting rod 51 far away from the connecting plate 53 is hinged to the first sliding clamping block 49;
one end of the second connecting rod 57 close to the connecting plate 53 is hinged to the outer wall of the connecting plate 53, and one end of the second connecting rod 57 far from the connecting plate 53 is hinged to the second sliding clamping block 56;
the rubber friction gasket 54 is arranged on one side of the connecting plate 53 close to the outer wall of the negative pressure box 3, and the rubber friction gasket 54 is abutted against the outer wall of the negative pressure box 3;
the first supporting column 58 is fixedly connected with the bottom of the inner wall of the storage cavity 11, the first sliding groove 60 is formed in the first supporting column 58, and the supporting plate 59 is connected with the inner wall of the first sliding groove 60 in a vertical sliding mode;
the bottom of the inner wall of the storage cavity 11 is provided with the second sliding groove 61, the upper end of the third connecting rod 62 is hinged with the lower end of the supporting plate 59, the lower end of the third connecting rod 62 extends into the second sliding groove 61, and the lower end of the third connecting rod 62 is connected with the inner wall of the second sliding groove 61 in a left-right sliding manner;
the center of the lower end of the supporting plate 59 is fixedly connected with the supporting rod I63, and the lower end of the supporting rod I63 is fixedly connected with the first clamping plate 64;
the second buffer spring 65 is arranged between the first clamping plate 64 and the second clamping plate 66, two ends of the second buffer spring 65 are fixedly connected with the lower end of the first clamping plate 64 and the upper end of the second clamping plate 66 respectively, and the lower end of the second clamping plate 66 is fixedly connected with the bottom of the inner wall of the storage cavity 11;
the upper end of the support plate 59 abuts against the bottom of the negative pressure tank 3.
The working principle and the beneficial effects of the scheme are as follows: in the course of vegetable transportation, in order to prevent the negative pressure box 3 from shaking and colliding the transportation box body 1 to cause damage, the device is when using, the user firstly drives the two sets of trapezoidal clamping blocks 52 to move towards the direction far away from the negative pressure box 3 by starting the driving cylinder 46, then the negative pressure box 3 is put into the storage cavity 11, then the driving cylinder 46 is started to drive the two sets of trapezoidal clamping blocks 52 to move towards the direction close to the negative pressure box 3, and the rubber friction gasket 54 on the connecting plate 53 is attached to the outer wall of the negative pressure box 3, so as to increase the friction force between the connecting plate 53 and the negative pressure box 3, thereby fixing the negative pressure box 3 and preventing the negative pressure box 3 from shaking, in the transportation process, the whole transportation box body 1 can inevitably shake, and when encountering uneven road surface, the shaking can be violent.
When the negative pressure box 3 is shaken in the horizontal direction, the negative pressure box 3 gives the connecting plate 53 an impact force in the opposite direction, and the impact force is transmitted to the first sliding clamping block 49 and the second sliding clamping block 56 through the first connecting rod 51 and the second connecting rod 57, so that the first sliding clamping block 49 and the second sliding clamping block 56 move in the installation cavity one 50 in the direction of approaching each other, and the first connecting spring 55 is compressed, and the first connecting spring 55 absorbs the impact force to play a role in protection.
When the negative pressure box 3 is shaken in the vertical direction, the negative pressure box 3 supports the plate 59 to generate downward pressure, the pressure is transmitted to the two groups of third connecting rods 62 and the first supporting rods 63 through the supporting plate 59, at the moment, the two groups of third connecting rods 62 slide in the second sliding grooves 61 in the directions away from each other, the first supporting rods 63 transmit the pressure to the second buffer springs 65 through the first clamping plates 64, and the first buffer springs 55 are compressed, so that the first buffer springs 55 absorb the pressure to play a role in protection.
Can put into storage chamber 11 with the negative-pressure tank 3 of equidimension not through the use of the device, when producing great shake in the transportation, cushion and absorb the impact force of level or vertical direction, play the effect of protection negative-pressure tank 3, also can prevent that negative-pressure tank 3 from taking place to rock and striking transport box 1 leads to damaging.
Example 7
Referring to fig. 9, the driving assembly 42 includes: the device comprises a driving mounting plate 67, a mounting cavity III 68, a connecting spring II 69, a T-shaped block 70, a first rotating arm 71, a fourth connecting rod 72, a mounting cavity IV 73, a driving motor III 74, a second rotating arm 75, a fifth connecting rod 76, a U-shaped mounting rod 77, a rotating sleeve I78, a crank 79, a sixth connecting rod 80, a driving motor IV 81, a fixing plate I82, a limiting ring sleeve 83, a fixing plate II 84, a rotating sleeve II 85, a special-shaped connecting rod 86, a mushroom head mounting cavity 87, a fixing ring sleeve II 88, a limiting ring 89, a mushroom head rod 90, a connecting spring IV 91, a rotating rod 92 and a groove 93;
the driving mounting plate 67 is slidably sleeved on the outer walls of the third slide bar 40 and the fourth slide bar 41, and the third slide bar 40 is located above the fourth slide bar 41;
the driving mounting plate 67 is internally provided with a third mounting cavity 68 and a fourth mounting cavity 73;
two groups of second connecting springs 69 and T-shaped blocks 70 are arranged in the third mounting cavity 68, the two groups of second connecting springs 69 are arranged on two sides of the T-shaped blocks 70 by taking the T-shaped blocks 70 as a symmetry axis, one side of the second connecting spring 69, which is close to the inner wall of the third mounting cavity 68, is fixedly connected with the inner wall of the third mounting cavity 68, and one side of the second connecting spring 69, which is far away from the inner wall of the third mounting cavity 68, is fixedly connected with the T-shaped blocks 70;
the first rotating arm 71 is rotatably connected to the outer wall of the front end of the block 70, one end of the fourth connecting rod 72 close to the first rotating arm 71 is rotatably connected to the first rotating arm 71, and one end of the fourth connecting rod 72 far from the first rotating arm 71 is rotatably connected to the second rotating arm 75;
the third driving motor 74 is arranged in the fourth mounting cavity 73, and an output shaft of the third driving motor 74 is fixedly connected with the second rotating arm 75;
the upper end of the fifth connecting rod 76 extends into the third mounting cavity 68 and is fixedly connected with the T-shaped block 70, and the lower end of the fifth connecting rod 76 is fixedly connected with the upper end of the first fixing plate 82;
the lower end of the U-shaped mounting rod 77 is fixedly connected with the upper end of the first fixing plate 82, the crank 79 is rotatably connected with the inner wall of the U-shaped mounting rod 77, the first rotating sleeve 78 is rotatably sleeved in the middle of the crank 79, the fourth driving motor 81 is fixedly connected with the outer wall of the right side of the U-shaped mounting rod 77, and an output shaft of the fourth driving motor 81 movably penetrates through the outer wall of the right side of the U-shaped mounting rod 77 and is fixedly connected with the crank 79;
the upper end of the sixth connecting rod 80 is fixedly connected with the first rotating sleeve 78, and the lower end of the sixth connecting rod 80 penetrates through the middle of the first fixing plate 82 in a sliding manner and is fixedly connected with the second rotating sleeve 85;
the upper end of the limit ring sleeve 83 is fixedly connected with the lower end of the first fixing plate 82, and the second fixing plate 84 is connected with the inner wall of the limit ring sleeve 83 in a vertically sliding manner;
the lower end of the second fixed ring sleeve 88 is fixedly connected with the center of the upper end of the second fixed plate 84, and the second fixed ring sleeve 88 is movably sleeved on the outer wall of the special-shaped connecting rod 86;
the groove 93 is formed in the upper end of the special-shaped connecting rod 86, the rotating rod 92 penetrates through the groove 93, and the second rotating sleeve 85 is rotatably sleeved on the outer wall of the rotating rod 92;
the mushroom head mounting cavity 87 is formed in the lower end of the special-shaped connecting rod 86, the limiting ring 89 is fixedly connected with the inner wall of the mushroom head mounting cavity 87, the upper end of the mushroom head rod 90 extends into the mushroom head mounting cavity 87, and the lower end of the mushroom head rod 90 is fixedly connected with the center of the upper end of the second fixing plate 84;
the mushroom head rod 90 is connected with the limit ring 89 in a vertically sliding manner, the outer wall of the mushroom head rod 90, which is positioned in the mushroom head installation cavity 87, is movably sleeved with the connection spring IV 91, the upper end of the connection spring IV 91 is fixedly connected with the outer wall of the mushroom head rod 90, and the lower end of the connection spring IV 91 is fixedly connected with the limit ring 89;
the lower end of the second fixing plate 84 is fixedly connected with the air pump 43 and the small humidifier 44.
Preferably, a pressure sensor is mounted on the mushroom head at the upper end of the mushroom head rod 90, and the pressure sensor is electrically connected with the driving motor III 74.
The working principle and the beneficial effects of the scheme are as follows: when the humidity sensor detects that the humidity in one negative pressure box 3 is not within the preset fresh-keeping humidity range, the air pump 43 and the small humidifier 44 are moved to the top of any one negative pressure box 3 through the adjusting assembly, the driving mounting plate 67 is positioned right above the negative pressure box 3 at the moment, the driving motor 81 is started to drive the crank 79 to rotate, the crank 79 rotates and is limited by the rotating sleeve 78, the fixing plate 82 and the limit ring sleeve 83, the sixth connecting rod 80 moves along the vertical direction, at the moment, the special-shaped connecting rod 86 moves downwards along the inner wall of the fixing ring sleeve 88 under the matching of the sixth connecting rod 80 and the rotating sleeve 85, after the lower end of the special-shaped connecting rod 86 is attached to the upper end of the inner wall of the fixing ring sleeve 88, the mushroom head of the mushroom head rod 90 at the upper end of the mushroom head mounting cavity 87 is completely matched with the mushroom head cavity at the upper end of the mushroom head mounting cavity, at the fixing plate 84 also moves downwards under the action of the special-shaped connecting rod 86, the air pump 43 is connected with the one-way valve 16 at the top of the negative pressure tank 3, the humidifier 44 is connected with the mist inlet 17 at the top of the negative pressure tank 3, then the humidity in the negative pressure tank 3 is adjusted through the small humidifier 44, and then the air pump 43 is used for pumping air in the negative pressure tank 3 to form a vacuum environment.
If the positions of the air pump 43 and the humidifier 44 are not completely matched with the one-way valve 16 and the mist inlet 17 due to shaking generated in the transportation process, the fixing plate II 84 is subjected to reverse acting force when the air pump 43 and the negative pressure box 3 are moved downwards under the action of the special-shaped connecting rod 86, at the moment, because the mushroom head at the upper end of the mushroom head rod 90 is completely matched with the mushroom head cavity at the upper end of the mushroom head installation cavity 87, after the air pump 43 and the humidifier 44 are successfully connected with the one-way valve 16 and the mist inlet 17, the mushroom head at the upper end of the mushroom head rod 90 is provided with the pressure sensor to be incapable of working, and after the air pump 43 and the humidifier 44 are not connected with the one-way valve 16 and the mist inlet 17, the pressure sensor is electrified, and when the reverse acting force exceeds the pressure sensor, the pressure sensor can judge that the air pump 43 and the humidifier 44 are not moved to the corresponding positions, at the moment, the pressure sensor sends a control signal to the third driving motor 74, so that the third driving motor 74 drives the second rotating arm 75 to rotate, the second rotating arm 75 rotates, meanwhile, the fourth connecting rod 72 and the first rotating arm 71 enable the T-shaped block 70 to transversely move in the third mounting cavity 68, the fifth connecting rod 76, the first fixing plate 82 and the limiting ring sleeve 83 drive the second fixing plate 84 to transversely move, and the third driving motor 74 stops rotating until the air pump 43 and the humidifier 44 are connected with the one-way valve 16 and the mist inlet 17.
It should be noted that the cooperation of the pressure sensor and the third driving motor 74 plays a role in fine adjustment, so as to ensure that if a large shake occurs during transportation, the third driving motor 74 plays an auxiliary role in fine adjustment of the horizontal position of the second fixing plate 84 by the third driving motor 74 after the adjusting assembly cannot adjust the driving assembly 42 to a position where the top of any negative pressure tank 3 is completely matched on the horizontal plane (but it should be noted that the adjusting assembly does not deviate too much).
Example 8
On the basis of any one of embodiments 1 to 7, as shown in fig. 10, the present invention further provides a transportation method for achieving fresh-keeping of vegetables by using the above fresh-keeping transportation device for vegetables, the transportation method comprising:
step 1: placing different kinds of vegetables into the negative pressure boxes 3 respectively;
step 2: placing a plurality of negative pressure boxes 3 filled with vegetables into the storage cavity 11 respectively and fixing the negative pressure boxes 3 through a safety component;
and 3, step 3: the temperature in the transportation box body 1 is adjusted through the temperature control assembly;
and 4, step 4: moving the driving assembly 42 over the negative pressure tank 3 by the adjusting assembly;
and 5: the air pump 43 is moved by the driving assembly 42, and the air pump 43 is connected to the negative pressure tank 3 to pump air into the negative pressure tank 3.
The beneficial effect of above-mentioned scheme does: adopt above-mentioned conveyer to carry out vegetables of transportation, its application method is, the staff places different kinds of vegetables respectively in a plurality of negative-pressure tank 3, then will be equipped with a plurality of negative-pressure tank 3 of vegetables and place respectively in storing chamber 11 and will through safe subassembly negative-pressure tank 3 is fixed, then can bleed air 3 inside with negative-pressure tank 3 after being connected air pump 43 and negative-pressure tank 3 through adjusting part for form vacuum environment in the negative-pressure tank 3, and then provide good fresh-keeping environment for the preservation of vegetables, it is right through accuse temperature subassembly in the transportation the temperature in the transportation box 1 is adjusted, guarantees among the vegetables are in suitable temperature, improves fresh-keeping ability.
Example 9
On the basis of any one of embodiments 1 to 7, the method further comprises the following steps:
the temperature sensor I is arranged on the inner wall of the transport box body 1 and used for detecting the temperature of the inner wall of the transport box body 1;
the temperature sensor II is arranged on the outer wall of the transport box body 1 and used for detecting the temperature of the outer wall of the transport box body 1;
the controller, the alarm, the controller with temperature sensor one, temperature sensor two with the alarm electricity is connected, the controller is based on temperature sensor one, temperature sensor two control the alarm is reported to the police, including following step:
the method comprises the following steps: calculating the performance index of the passively dissipated heat of the transportation box body 1 based on the first temperature sensor, the second temperature sensor and the formula (1):
Figure BDA0003655986470000191
wherein X is the passive heat dissipation performance index of the transportation box body 1, L 1 For the wall thickness, L, of the transport container 1 2 For the height of the transport container 1, S 1 For contacting the transport container 1 with airArea of application, K 1 Is the detected value of the first temperature sensor, K 2 Is the detected value of the second temperature sensor, K 3 Is ambient temperature, C 1 Is the specific heat capacity of the transportation tank 1, C 2 Specific heat capacity of air, W 1 Is the thermal conductivity, W, of the transport container 1 2 Is the thermal conductivity of air;
step two: the controller compares the passive heat dissipation performance index of the transport box body 1 with a preset passive heat dissipation performance index, and when the passive heat dissipation performance index of the transport box body 1 is larger than the preset passive heat dissipation performance index (1.0), the controller controls the alarm to send an alarm prompt.
Suppose L 1 ＝0.05m，L 2 ＝3m，S 1 ＝0.01m,L 2 ＝35m 2 ，K 1 ＝2℃，K 2 ＝5℃，K 3 ＝30℃，C 1 ＝1.003KJ/kg*K，C 2 ＝1.38KJ/kg*K，W 1 ＝0.042W/n*K，W 1 And (4) calculating by using a formula (1) to obtain a passive heat dissipation performance index X of the transportation box body 1, which is equal to 0.026W/m K (two decimal points are taken).
The beneficial effects of the above technical scheme are:
in the formula (1), the first and second groups,
Figure BDA0003655986470000201
for transportation box 1 in the transportation vegetables in-process, according to the factor influence of its self material size and the loss heat performance index to the external world that the difference in temperature between transportation box 1 inside and the external environment leads to through its self coefficient of heat conductivity and specific heat capacity, wherein, along with the continuous increase of difference in temperature, the passive loss heat performance index of transportation box 1 also constantly increases, then means the heat preservation effect of transportation box 1 itself and worsens gradually, utilizes temperature sensor, detects the temperature inside and outside transportation box 1, and the controller utilizes formula (1) to calculate the passive loss heat performance index of transportation box 1, works as the passive loss heat performance index of transportation box 1 is greater than predetermined passive loss heat performance index (1.0), the controllerControl the alarm sends the suggestion of reporting to the police, reminds operating personnel transport 1 heat preservation effect variation gradually of box, need overhaul transport 1 box, has improved the device's security and reliability.
It should be 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.
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 (10)

1. The utility model provides a vegetables conveyer that keeps fresh which characterized in that:
including transportation box (1), division board (2), negative pressure tank (3), accuse temperature subassembly and adjusting part, through division board (2) will transportation box (1) internal partitioning is a plurality of and stores chamber (11), and is a plurality of negative pressure tank install in store the intracavity, transportation box (1) bottom is equipped with accuse temperature subassembly, transportation box (1) top is equipped with adjusting part.
2. A vegetable fresh-keeping transportation device as claimed in claim 1, wherein:
the transport container (1) comprises: the main tank body (4), the sealing cover plate (5), the clamping groove (6), the clamping block (7) and the walking wheel (8), the sealing cover plate (5) and the main tank body (4) are connected in a rotating mode, the main tank body (4) is provided with a plurality of front end outer wall fixedly connected with clamping grooves (6), the sealing cover plate (5) is provided with a plurality of front end outer wall fixedly connected with clamping blocks (7), the bottom of the main tank body (4) is connected with a plurality of walking wheels (8) in a rotating mode, and the clamping groove (6) is matched with the clamping block (7) for use.
3. A vegetable fresh-keeping transportation device as claimed in claim 2, wherein:
the partition plate (2) comprises: diaphragm (9) and vertical partition (10), diaphragm (9) both ends respectively with inner wall fixed connection about the main tank body (4), it is a plurality of vertical partition (10) be close to the one end of diaphragm (9) with diaphragm (9) outer wall fixed connection, it is a plurality of vertical partition (10) keep away from the one end of diaphragm (9) with main tank body (4) inner wall fixed connection, diaphragm (9) and vertical partition (10) will transport tank body (1) internal partitioning for storage chamber (11) of a plurality of the same size.
4. The vegetable fresh-keeping transportation device as claimed in claim 1, wherein:
the negative pressure tank (3) comprises: the negative pressure fresh-keeping box comprises a negative pressure fresh-keeping box (12), a sealing cover plate (13), fastening bolts (14), a pressure release port (15), a one-way valve (16), a fog inlet (17), a storage groove (18) and a grid plate (19), wherein the sealing cover plate (13) is connected with the negative pressure fresh-keeping box (12) through the fastening bolts (14), the pressure release port (15), the one-way valve (16) and the fog inlet (17) are arranged at the top of the sealing cover plate (13), the storage groove (18) is formed in the inner wall of the negative pressure box (3), and the grid plate (19) is fixedly connected with the inner wall of the storage groove (18).
5. A vegetable fresh-keeping transportation device as claimed in claim 2, wherein:
the temperature control assembly comprises: evaporimeter (20), first condenser pipe (21), choke valve (22), condenser (23), second condenser pipe (24), compressor (25), first condenser pipe (21) one end with evaporimeter (20) intercommunication, first condenser pipe (21) other end with condenser (23) intercommunication, first condenser pipe (21) middle part is equipped with choke valve (22), second condenser pipe (24) one end with evaporimeter (20) intercommunication, second condenser pipe (24) other end with condenser (23) intercommunication, second condenser pipe (24) middle part is equipped with compressor (25).
6. A vegetable fresh-keeping transportation device as claimed in claim 5, characterized in that:
the evaporator (20), the first condensation pipe (21), the throttle valve (22), the condenser (23), the second condensation pipe (24) and the compressor (25) form a complete circulation loop.
7. A vegetable fresh-keeping transportation device as claimed in claim 2, wherein:
the adjustment assembly includes: the humidifier comprises a first rectangular mounting block (26), a first driving motor (27), a first sliding rod (28), a first sliding sleeve (29), a first connecting seat (30), a second sliding rod (31), a second sliding sleeve (32), a second rectangular mounting block (33), a second driving motor (34), a first driving threaded rod (35), a first threaded sleeve (36), a second connecting seat (37), a second driving threaded rod (38), a second threaded sleeve (39), a third sliding rod (40), a fourth sliding rod (41), a driving assembly (42), an air pump (43) and a small humidifier (44);
the rectangular mounting block I (26), the connecting seat I (30), the rectangular mounting block II (33) and the connecting seat II (37) are respectively and fixedly connected to the top corners of the outer wall of the bottom of the sealing cover plate (5);
the first driving motor (27) is arranged in the first rectangular mounting block (26), the output end of the first driving motor (27) is fixedly connected with the second driving threaded rod (38), one end, far away from the first rectangular mounting block (26), of the second driving threaded rod (38) is rotatably connected with the second connecting seat (37), and the second threaded sleeve (39) is sleeved on the outer wall of the second driving threaded rod (38) and is in threaded connection with the second driving threaded rod;
the front end of the first sliding rod (28) is rotatably connected with the first rectangular mounting block (26), the rear end of the first sliding rod (28) is rotatably connected with the first connecting seat (30), and the first sliding sleeve (29) is slidably sleeved on the outer wall of the first sliding rod (28);
the left end of the second sliding rod (31) is rotatably connected with the first connecting seat (30), the right end of the second sliding rod (31) is rotatably connected with the second rectangular mounting block (33), and the second sliding sleeve (32) is slidably sleeved on the outer wall of the second sliding rod (31);
the driving motor II (34) is arranged in the rectangular mounting block II (33), the output end of the driving motor II (34) is fixedly connected with the driving threaded rod I (35), one end, far away from the rectangular mounting block II (33), of the driving threaded rod I (35) is rotatably connected with the connecting seat II (37), and the first threaded sleeve (36) is sleeved on the outer wall of the driving threaded rod I (35) and is in threaded connection with the driving threaded rod I (35);
the front ends of the two groups of third sliding rods (40) are fixedly connected with the second threaded sleeves (39), and the rear ends of the two groups of third sliding rods (40) are fixedly connected with the second sliding sleeves (32);
the left ends of the two groups of fourth sliding rods (41) are fixedly connected with the first sliding sleeve (29), and the right ends of the two groups of fourth sliding rods (41) are fixedly connected with the first threaded sleeve (36);
the driving assembly (42) is sleeved on the outer walls of the third sliding rod (40) and the fourth sliding rod (41) in a sliding mode, and the air pump (43) and the small humidifier (44) are arranged at the bottom of the driving assembly (42).
8. A vegetable fresh-keeping transportation device as defined in claim 3, wherein:
each storage chamber (11) is provided with a safety assembly for protecting the negative pressure tank (3), the safety assembly comprising: the device comprises a first fixing plate (45), a driving cylinder (46), a first fixing ring sleeve (47), a first buffer spring (48), a first sliding clamping block (49), a first installation cavity (50), a first connecting rod (51), a trapezoidal clamping block (52), a connecting plate (53), a rubber friction gasket (54), a first connecting spring (55), a second sliding clamping block (56), a second connecting rod (57), a first supporting column (58), a supporting plate (59), a first sliding groove (60), a second sliding groove (61), a third connecting rod (62), a first supporting rod (63), a first clamping plate (64), a second buffer spring (65) and a second clamping plate (66);
one end, close to the storage cavity (11), of the first fixing plate (45) is fixedly connected with the inner wall of the storage cavity (11), one end, far away from the storage cavity (11), of the first fixing plate (45) is fixedly connected with the fixing ring sleeve (47), the driving air cylinder (46) is fixedly arranged in the fixing ring sleeve (47), and the output end of the driving air cylinder (46) is fixedly connected with the trapezoidal clamping block (52);
the first buffer spring (48) is arranged between the trapezoidal clamping block (52) and the fixed ring sleeve (47), and two ends of the first buffer spring (48) are respectively fixedly connected with the trapezoidal clamping block (52) and the fixed ring sleeve (47);
the trapezoidal clamping block (52) is internally provided with a first mounting cavity (50), the first sliding clamping block (49) and the second sliding clamping block (56) are arranged in the first mounting cavity (50) and are in sliding connection with the inner wall of the first mounting cavity (50), and the first connecting spring (55) is fixedly connected between the first sliding clamping block (49) and the second sliding clamping block (56);
one end of the first connecting rod (51) close to the connecting plate (53) is hinged with the outer wall of the connecting plate (53), and one end of the first connecting rod (51) far away from the connecting plate (53) is hinged with the first sliding clamping block (49);
one end of the second connecting rod (57) close to the connecting plate (53) is hinged with the outer wall of the connecting plate (53), and one end of the second connecting rod (57) far away from the connecting plate (53) is hinged with the second sliding clamping block (56);
one side, close to the outer wall of the negative pressure box (3), of the connecting plate (53) is provided with the rubber friction gasket (54), and the rubber friction gasket (54) is abutted against the outer wall of the negative pressure box (3);
the first supporting column (58) is fixedly connected with the bottom of the inner wall of the storage cavity (11), the first sliding groove (60) is formed in the first supporting column (58), and the supporting plate (59) is connected with the inner wall of the first sliding groove (60) in a vertical sliding mode;
the bottom of the inner wall of the storage cavity (11) is provided with a second sliding groove (61), the upper end of the third connecting rod (62) is hinged with the lower end of the supporting plate (59), the lower end of the third connecting rod (62) extends into the second sliding groove (61), and the lower end of the third connecting rod (62) is connected with the inner wall of the second sliding groove (61) in a left-right sliding manner;
the center of the lower end of the supporting plate (59) is fixedly connected with the first supporting rod (63), and the lower end of the first supporting rod (63) is fixedly connected with the first clamping plate (64);
a second buffer spring (65) is arranged between the first clamping plate (64) and the second clamping plate (66), two ends of the second buffer spring (65) are fixedly connected with the lower end of the first clamping plate (64) and the upper end of the second clamping plate (66) respectively, and the lower end of the second clamping plate (66) is fixedly connected with the bottom of the inner wall of the storage cavity (11);
the upper end of the supporting plate (59) is abutted against the bottom of the negative pressure box (3).
9. A fresh vegetable transport device as claimed in claim 7, wherein:
the drive assembly (42) comprises: the mushroom head mounting structure comprises a driving mounting plate (67), a mounting cavity III (68), a connecting spring II (69), a T-shaped block (70), a first rotating arm (71), a fourth connecting rod (72), a mounting cavity IV (73), a driving motor III (74), a second rotating arm (75), a fifth connecting rod (76), a U-shaped mounting rod (77), a rotating sleeve I (78), a crank (79), a sixth connecting rod (80), a driving motor IV (81), a fixing plate I (82), a limiting ring sleeve (83), a fixing plate II (84), a rotating sleeve II (85), a special-shaped connecting rod (86), a mushroom head mounting cavity (87), a fixing ring sleeve II (88), a limiting ring (89), a mushroom head rod (90), a connecting spring IV (91), a rotating rod (92) and a groove (93);
the driving mounting plate (67) is sleeved on the outer walls of the third sliding rod (40) and the fourth sliding rod (41) in a sliding manner, and the third sliding rod (40) is positioned above the fourth sliding rod (41);
the driving mounting plate (67) is internally provided with a third mounting cavity (68) and a fourth mounting cavity (73);
two groups of second connecting springs (69) and T-shaped blocks (70) are arranged in the third mounting cavity (68), the two groups of second connecting springs (69) are arranged on two sides of the T-shaped blocks (70) by taking the T-shaped blocks (70) as a symmetry axis, one side, close to the inner wall of the third mounting cavity (68), of the second connecting springs (69) is fixedly connected with the inner wall of the third mounting cavity (68), and one side, far away from the inner wall of the third mounting cavity (68), of the second connecting springs (69) is fixedly connected with the T-shaped blocks (70);
the outer wall of the front end of the block (70) is rotatably connected with the first rotating arm (71), one end, close to the first rotating arm (71), of the fourth connecting rod (72) is rotatably connected with the first rotating arm (71), and one end, far away from the first rotating arm (71), of the fourth connecting rod (72) is rotatably connected with the second rotating arm (75);
the third driving motor (74) is arranged in the fourth mounting cavity (73), and an output shaft of the third driving motor (74) is fixedly connected with the second rotating arm (75);
the upper end of the fifth connecting rod (76) extends into the third mounting cavity (68) and is fixedly connected with the T-shaped block (70), and the lower end of the fifth connecting rod (76) is fixedly connected with the upper end of the first fixing plate (82);
the lower end of the U-shaped mounting rod (77) is fixedly connected with the upper end of the first fixing plate (82), the crank (79) is rotatably connected with the inner wall of the U-shaped mounting rod (77), the first rotating sleeve (78) is rotatably sleeved in the middle of the crank (79), the fourth driving motor (81) is fixedly connected with the outer wall of the right side of the U-shaped mounting rod (77), and an output shaft of the fourth driving motor (81) movably penetrates through the outer wall of the right side of the U-shaped mounting rod (77) and is fixedly connected with the crank (79);
the upper end of the sixth connecting rod (80) is fixedly connected with the first rotating sleeve (78), and the lower end of the sixth connecting rod (80) penetrates through the middle part of the first fixing plate (82) in a sliding manner and is fixedly connected with the second rotating sleeve (85);
the upper end of the limiting ring sleeve (83) is fixedly connected with the lower end of the first fixing plate (82), and the second fixing plate (84) is connected with the inner wall of the limiting ring sleeve (83) in a vertically sliding mode;
the lower end of the second fixed ring sleeve (88) is fixedly connected with the center of the upper end of the second fixed plate (84), and the second fixed ring sleeve (88) is movably sleeved on the outer wall of the special-shaped connecting rod (86);
the groove (93) is formed in the upper end of the special-shaped connecting rod (86), the rotating rod (92) penetrates through the groove (93), and the second rotating sleeve (85) is rotatably sleeved on the outer wall of the rotating rod (92);
the mushroom head mounting cavity (87) is formed in the lower end of the special-shaped connecting rod (86), the limiting ring (89) is fixedly connected with the inner wall of the mushroom head mounting cavity (87), the upper end of the mushroom head rod (90) extends into the mushroom head mounting cavity (87), and the lower end of the mushroom head rod (90) is fixedly connected with the center of the upper end of the second fixing plate (84);
the mushroom head rod (90) is connected with the limit ring (89) in a vertical sliding mode, the outer wall, located in the mushroom head installation cavity (87), of the mushroom head rod (90) is movably sleeved with the connection spring IV (91), the upper end of the connection spring IV (91) is fixedly connected with the outer wall of the mushroom head rod (90), and the lower end of the connection spring IV (91) is fixedly connected with the limit ring (89);
the lower end of the second fixing plate (84) is fixedly connected with the air pump (43) and the small humidifier (44).
10. A vegetable insurance transportation method using a vegetable fresh-keeping transportation apparatus as claimed in any one of claims 1 to 9, characterized in that: the transportation method comprises the following steps:
step 1: different kinds of vegetables are respectively placed in the negative pressure boxes (3);
step 2: placing a plurality of negative pressure boxes (3) filled with vegetables into the storage cavity (11) respectively and fixing the negative pressure boxes (3) through a safety component;
and step 3: the temperature in the transportation box body (1) is adjusted through the temperature control assembly;
and 4, step 4: -moving a drive assembly (42) over the negative pressure tank (3) by means of the adjustment assembly;
and 5: the air pump (43) is moved through the driving assembly (42), and the air pump (43) is connected with the negative pressure tank (3) and then used for exhausting the inside of the negative pressure tank (3).
CN202210559802.0A 2022-05-23 2022-05-23 Vegetable fresh-keeping transportation device and method Active CN114940312B (en)

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