Vegetable and fruit fresh-keeping equipment
By installing overhead columns and placing wire mesh frames in the preservation box, and combining this with a ventilation system that fills the box with a mixture of carbon dioxide and nitrogen, the problem of rotting caused by moisture accumulation is solved, thus achieving long-term preservation of fruits and vegetables.
Patent Information
- Application Number
- CN202423228850.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2034-12-26
AI Technical Summary
Existing vegetable and fruit preservation equipment suffers from moisture buildup after washing, leading to rotting, and its preservation effect decreases as dry ice gradually diminishes, making long-term preservation impossible.
A preservation box comprising partitions, overhead columns, and a wire mesh frame was designed. It combines a ventilation assembly with a rectangular airbag and a drive motor to achieve gas exchange by filling it with a mixture of carbon dioxide and nitrogen.
It effectively prevents moisture retention and rotting, extends the shelf life of fruits and vegetables, and achieves long-term freshness preservation.
Smart Images
Figure CN223658857U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a fresh -keeping equipment technical field especially relates to a kind of vegetable and fruit fresh -keeping equipment. BACKGROUND
[0002] Vegetable and fruit need to use fresh-keeping equipment to carry out fresh-keeping treatment after picking.
[0003] The existing vegetable and fruit are directly placed in storage box for storage and fresh-keeping after picking and washing, but the fruit surface after washing contains a lot of moisture, which accumulates at the bottom of the storage box, causing the fruit and vegetable at the bottom of the storage box to easily rot and deteriorate. In order to improve the fresh-keeping period of vegetables and fruits, dry ice is placed in the storage box to reduce the storage temperature, but the placement of dry ice gradually reduces the fresh-keeping effect, so that long-term fresh-keeping treatment of fruit and vegetable cannot be realized. In view of this, the present application proposes a kind of vegetable and fruit fresh-keeping equipment. SUMMARY
[0004] The utility model discloses a kind of vegetable and fruit fresh-keeping equipment, to solve the technical problem that long-term fresh-keeping treatment of fruit and vegetable cannot be realized in the background art.
[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0006] A kind of vegetable and fruit fresh-keeping equipment, comprising:
[0007] The inner wall of the fresh-keeping box is fixed with a partition, which divides the inside of the fresh-keeping box into a storage cavity and a rectangular cavity, and the upper surface of the partition is fixed with two symmetrical overhead columns, and the top of the two overhead columns is fixed with a placing net frame for storing fruit and vegetable, and the upper surface of the fresh-keeping box is hinged with a sealing cover plate.
[0008] The air exchange assembly is used to replace the gas inside the storage cavity, and comprises two rectangular air bags symmetrically fixed on the inner top wall of the rectangular cavity, and a drive motor fixed on the inner top wall of the rectangular cavity for extruding the two rectangular air bags, and the inside of the two rectangular air bags is filled with fresh-keeping gas, and the inner top wall of the rectangular air bag is fixed with an inflation tube extending into the storage cavity, and the upper surface of the fresh-keeping box is embedded with an exhaust pipe extending into the storage cavity.
[0009] In one preferred scheme, the inner wall of the rectangular cavity is slidably provided with a rectangular plate, and the upper surface of the rectangular plate is fixedly connected with the bottom end of the two rectangular air bags, and the inner top wall and the inner bottom wall of the rectangular air bag are fixedly provided with a first return spring.
[0010] By setting the rectangular plate, two rectangular air bags can be easily extruded, and the first reset spring can facilitate resetting when the fresh-keeping gas is filled into the rectangular air bag.
[0011] In a preferred scheme, the output end of the driving motor is fixed with a threaded column, the inner top wall and the inner bottom wall of the rectangular cavity are fixed with two symmetrical limiting rods, the upper surface of the rectangular plate is provided with a mounting hole and two sliding holes, the inner wall of the mounting hole is fixed with an inner threaded sleeve which is threadedly connected with the outer surface of the threaded column, and the two limiting rods are in sliding connection with the inner walls of the two sliding holes.
[0012] By setting the inner threaded sleeve and the limiting rod, the threaded column can drive the rectangular plate to stably ascend and descend.
[0013] In a preferred scheme, the inner side wall of the rectangular air bag is embedded with a gas injection pipe which extends to the outer surface of the fresh-keeping box, and the end of the gas injection pipe is provided with an inflation joint.
[0014] By setting the gas injection pipe, the fresh-keeping gas can be filled into the rectangular air bag.
[0015] In a preferred scheme, the top of the inflation pipe is provided with a first sealing plug, the bottom end of the first sealing plug is fixed with a second reset spring, the inner wall of the inflation pipe is fixed with a first air passage ring, and the bottom end of the second reset spring is in fixed connection with the upper surface of the first air passage ring.
[0016] By setting the second reset spring, when the rectangular air bag is extruded, the second reset spring can be elongated, so that the first sealing plug is separated from the first air passage ring, the fresh-keeping gas can quickly enter the storage cavity, and after the fresh-keeping gas is injected, the first sealing plug can seal the inflation pipe under the action of the second reset spring.
[0017] In a preferred scheme, the inner wall of the exhaust pipe is fixed with a second air passage ring, the inner wall of the second air passage ring is slidingly provided with a second sealing plug, the lower surface of the second sealing plug is fixed with a third reset spring, the upper surface of the second air passage ring is provided with an annular groove, and the bottom end of the third reset spring is in fixed connection with the inner bottom wall of the annular groove.
[0018] By setting the third reset spring, when the fresh-keeping gas in the rectangular air bag enters the storage cavity, the air pressure in the storage cavity increases, the second sealing plug is driven to move upward and separate from the second air passage ring, so that the original air in the storage cavity is discharged, and the storage cavity is filled with fresh-keeping gas, and after the fresh-keeping gas is filled, the second sealing plug can seal the exhaust pipe under the action of the third reset spring, so that the inside of the storage cavity is effectively sealed.
[0019] In a preferred scheme, the top inner ring surface of the exhaust pipe is fixed with a protective net, and the upper surface of the protective net is flush with the upper surface of the fresh-keeping box.
[0020] By arranging the protective net, sundries can be prevented from entering the interior of the exhaust pipe.
[0021] The inner top wall of the rectangular cavity is fixed with a charging power supply, and the front surface of the fresh-keeping box is provided with a controller for controlling the driving motor.
[0022] By arranging the charging power supply and the controller, the driving motor can be powered and controlled.
[0023] As can be seen from the above, the vegetable and fruit fresh-keeping equipment has the following technical effects.
[0024] Firstly, the equipment can place fruits and vegetables in the elevated placing net frame, so that the water stains after cleaning can drop downward, the water stains are prevented from remaining on the surface of the bottom layer of fruits and vegetables, and the fruits and vegetables are prevented from rotting due to water accumulation.
[0025] Secondly, the air exchange assembly can discharge the air in the storage cavity after the fruits and vegetables are placed in the placing net frame in the storage cavity, so that the storage cavity is filled with fresh-keeping gas, the fruits and vegetables are fully fresh-kept, the storage time of the fruits and vegetables is effectively prolonged, the purpose of long-term fresh-keeping of the fruits and vegetables is achieved, and the practicability is high. BRIEF DESCRIPTION OF DRAWINGS
[0026] Figure 1 The utility model provides a kind of vegetable fruit fresh-keeping equipment's three-dimensional structure schematic diagram.
[0027] Figure 2 The utility model provides a kind of vegetable fruit fresh-keeping equipment's section structure schematic diagram.
[0028] Figure 3 The utility model Figure 2 The utility model provides a kind of vegetable fruit fresh-keeping equipment's three-dimensional structure schematic diagram.
[0029] Figure 4 The utility model provides a kind of vegetable fruit fresh-keeping equipment's three-dimensional structure schematic diagram. Figure 2 The utility model provides a kind of vegetable fruit fresh-keeping equipment's three-dimensional structure schematic diagram.
[0030] Figure 5 The utility model provides a kind of vegetable fruit fresh-keeping equipment's three-dimensional structure schematic diagram.
[0031] DRAWINGS
[0032] 100, the fresh-keeping box; 101, the partition; 102, the storage cavity; 103, the rectangular cavity; 104, the overhead column; 105, the placing net frame; 106, the sealing cover plate;
[0033] 200, the ventilation assembly; 201, the rectangular air bag; 202, the drive motor; 203, the inflation pipe; 2031, the first sealing plug; 2032, the second reset spring; 2033, the first breather ring; 204, the exhaust pipe; 2041, the second breather ring; 2042, the second sealing plug; 2043, the third reset spring; 2044, the protective net; 205, the rectangular plate; 206, the first reset spring; 207, the threaded column; 208, the limiting rod; 209, the internally threaded sleeve; 2010, the gas injection pipe;
[0034] 300, the charging power supply;
[0035] 400, the controller. DETAILED DESCRIPTION
[0036] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0037] In the description of the utility model, it needs to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.
[0038] Referring to Figures 1 to 5 A vegetable and fruit fresh-keeping device comprises:
[0039] The fresh-keeping box 100 is provided with the partition 101 on the inner wall, the inner part of the fresh-keeping box 100 is divided into the storage cavity 102 and the rectangular cavity 103 by the partition 101, the upper surface of the partition 101 is fixedly provided with two symmetrical overhead columns 104, the top ends of the two overhead columns 104 are fixedly provided with the placing net frame 105 for storing fruits and vegetables, and the upper surface of the fresh-keeping box 100 is hingedly provided with the sealing cover plate 106.
[0040] In the device, the overhead column 104 and the placing net frame 105 are arranged, so that when the fruits and vegetables are stored, the fruits and vegetables can be placed in the overhead placing net frame 105, the water stains after the fruits and vegetables are washed can drop downward, the water stains can be prevented from remaining on the surface of the bottom layer of fruits and vegetables, and the fruits and vegetables can be prevented from rotting due to the accumulation of water.
[0041] The air exchange assembly 200 is used for replacing the air inside the storage cavity 102, and comprises two rectangular air bags 201 symmetrically fixed to the top wall of the rectangular cavity 103, and a driving motor 202 fixed to the top wall of the rectangular cavity 103 and used for pressing the two rectangular air bags 201, and the inside of each of the two rectangular air bags 201 is filled with fresh-keeping gas, the inner top wall of the rectangular air bag 201 is fixed with an air filling pipe 203 extending into the storage cavity 102, and the upper surface of the fresh-keeping box 100 is embedded with an air exhaust pipe 204 extending into the storage cavity 102.
[0042] With reference to Figure 2 and Figure 4 In a preferred embodiment, the top inner surface of the air exhaust pipe 204 is fixed with a protective net 2044, and the upper surface of the protective net 2044 is flush with the upper surface of the fresh-keeping box 100.
[0043] Specifically, the protective net 2044 can prevent sundries from entering the inside of the air exhaust pipe 204.
[0044] With reference to Figure 2 In a preferred embodiment, the inner wall of the rectangular cavity 103 is slidingly provided with a rectangular plate 205, the upper surface of the rectangular plate 205 is fixedly connected with the bottom end of the two rectangular air bags 201, and the inner top wall and the inner bottom wall of the rectangular air bag 201 are fixedly provided with a first reset spring 206.
[0045] Specifically, the rectangular plate 205 can be used for pressing the two rectangular air bags 201, and the first reset spring 206 can be used for resetting the fresh-keeping gas filled in the rectangular air bag 201.
[0046] With reference to Figure 2 and Figure 5 In a preferred embodiment, the output end of the driving motor 202 is fixedly provided with a threaded column 207, the inner top wall and the inner bottom wall of the rectangular cavity 103 are fixedly provided with two symmetric limiting rods 208, the upper surface of the rectangular plate 205 is provided with a mounting hole and two sliding holes, the inner wall of the mounting hole is fixedly provided with an inner threaded sleeve 209 threadedly connected with the outer surface of the threaded column 207, and the two limiting rods 208 are slidingly connected with the inner walls of the two sliding holes.
[0047] Specifically, the inner threaded sleeve 209 and the limiting rods 208 can be used for stably lifting the rectangular plate 205 through the rotation of the threaded column 207.
[0048] With reference to Figure 2In a preferred embodiment, the inner side wall of the rectangular air bag 201 is embedded with a gas injection pipe 2010 extending to the outer surface of the fresh-keeping box 100, and the end of the gas injection pipe 2010 is provided with a gas filling joint, and the fresh-keeping gas filled in the rectangular air bag 201 is a mixture of carbon dioxide and nitrogen.
[0049] Specifically, by arranging the gas injection pipe 2010, it is convenient to fill the fresh-keeping gas into the rectangular air bag 201.
[0050] Among them, carbon dioxide gas has the effect of inhibiting the growth and reproduction of most spoilage bacteria and mold, and is the main bacteriostatic agent in the fresh-keeping gas. At the same time, carbon dioxide gas has the effect of inhibiting the growth and reproduction of most anaerobic spoilage bacteria, maintaining the color of fresh meat, and maintaining the respiratory metabolism of fresh fruits and vegetables in a fresh state;
[0051] Nitrogen is an inert gas, which generally does not chemically react with food and is not absorbed by food.
[0052] Referring to Figure 2 and Figure 3 In a preferred embodiment, the top of the gas filling pipe 203 is provided with a first sealing plug 2031, and the bottom end of the first sealing plug 2031 is fixedly provided with a second reset spring 2032. The inner wall of the gas filling pipe 203 is fixedly provided with a first air vent ring 2033, and the bottom end of the second reset spring 2032 is fixedly connected with the upper surface of the first air vent ring 2033.
[0053] Specifically, by arranging the second reset spring 2032, when the rectangular air bag 201 is squeezed, the second reset spring 2032 can be elongated to make the first sealing plug 2031 separate from the first air vent ring 2033, so that the fresh-keeping gas can quickly enter the storage cavity 102. At the same time, after the fresh-keeping gas is injected, the first sealing plug 2031 can block the gas filling pipe 203 under the action of the second reset spring 2032.
[0054] Referring to Figure 2 and Figure 4 In a preferred embodiment, the inner wall of the gas exhaust pipe 204 is fixedly provided with a second air vent ring 2041, and the inner wall of the second air vent ring 2041 is slidably provided with a second sealing plug 2042. The lower surface of the second sealing plug 2042 is fixedly provided with a third reset spring 2043, and the upper surface of the second air vent ring 2041 is provided with an annular groove, and the bottom end of the third reset spring 2043 is fixedly connected with the inner bottom wall of the annular groove.
[0055] Specific, by setting the third reset spring 2043, when the fresh-keeping gas in the rectangular air bag 201 into the storage cavity 102, the air pressure in the storage cavity 102 increases, drive the second sealing plug 2042 upwardly moving away from the second vent ring 2041, thereby the original air in the storage cavity 102 is discharged, so that the storage cavity 102 is filled with fresh-keeping gas, while the second sealing plug 2042 can be blocked under the action of the third reset spring 2043 after the fresh-keeping gas filling, realize the effective sealing of the storage cavity 102 inside.
[0056] With reference to Figure 1 And Figure 5 In a preferred embodiment, the inner top wall of the rectangular cavity 103 is provided with a charging power supply 300, and the front of the fresh-keeping box 100 is provided with a controller 400 for controlling the driving motor 202.
[0057] Specific, by setting the charging power supply 300 and the controller 400, the driving motor 202 is powered and controlled.
[0058] Among them, the utility model discloses a ventilation assembly 200 is set up, after the fruit and vegetable is placed in the placing net frame 105 in the storage cavity 102, the air in the storage cavity 102 can be discharged, so that the storage cavity 102 is filled with fresh-keeping gas, realize the full preservation of fruit and vegetable, and effectively prolong the storage time of fruit and vegetable, realize the purpose of long-term preservation of fruit and vegetable, and the practicality is stronger.
[0059] Working principle: when the device is used for preserving fruit and vegetable, the fruit and vegetable can be placed in the aerial placing net frame 105, so that the water spots of the fruit and vegetable after washing can be dropped downward, avoiding the water spots to stay on the surface of the bottom layer fruit and vegetable, avoiding the fruit and vegetable to be rotten due to the accumulation of water, and after the fruit and vegetable is placed in the placing net frame 105 in the storage cavity 102, the driving motor 202 can be started to drive the threaded column 207 to rotate, the rotation of the threaded column 207 drives the rectangular plate 205 to move upward under the action of the internal threaded sleeve 209, the two rectangular air bags 201 are extruded, the fresh-keeping gas in the rectangular air bag 201 enters the storage cavity 102 through the inflation pipe 203, with the continuous injection of the fresh-keeping gas, the second sealing plug 2042 in the exhaust pipe 204 is lifted upward, the air in the storage cavity 102 is discharged, so that the storage cavity 102 is filled with fresh-keeping gas, realizing the full preservation of fruit and vegetable, and effectively prolonging the storage time of fruit and vegetable, realizing the purpose of long-term preservation of fruit and vegetable, and the practicality is stronger.
[0060] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto. The replacement can be a replacement of part of the structure, device, method step, or a complete technical solution. According to the technical solution and the inventive concept of the present application, equivalent replacement or change should be covered in the protection scope of the present application.
Claims
1. A vegetable and fruit fresh keeping apparatus, characterized by comprising: Include: The fresh-keeping box (100), the inner wall of the fresh-keeping box (100) is fixed with a partition (101), the partition (101) divides the inner part of the fresh-keeping box (100) into a storage cavity (102) and a rectangular cavity (103), and the upper surface of the partition (101) is fixed with two symmetrical overhead columns (104), and the top ends of the two overhead columns (104) are fixed with a placing net frame (105) for storing fruits and vegetables, and the upper surface of the fresh-keeping box (100) is hinged with a sealing cover plate (106); The air exchange assembly (200) is used for replacing the gas inside the storage cavity (102), the air exchange assembly (200) includes two rectangular air bags (201) fixed symmetrically on the inner top wall of the rectangular cavity (103), and a drive motor (202) fixed on the inner top wall of the rectangular cavity (103) for pressing the two rectangular air bags (201), and the inside of the two rectangular air bags (201) is filled with fresh-keeping gas, the inner top wall of the rectangular air bag (201) is fixed with an inflation tube (203) extending into the storage cavity (102), and the upper surface of the fresh-keeping box (100) is embedded with an exhaust pipe (204) extending into the storage cavity (102).
2. The apparatus for preserving fruits and vegetables according to claim 1, wherein The inner wall of the rectangular cavity (103) is slidably provided with a rectangular plate (205), and the upper surface of the rectangular plate (205) is fixedly connected with the bottom ends of the two rectangular air bags (201), and the inner top wall and the inner bottom wall of the rectangular air bag (201) are fixedly provided with a first reset spring (206).
3. The apparatus for preserving fruits and vegetables according to claim 2, wherein The output end of the drive motor (202) is fixedly provided with a threaded column (207), and the inner top wall and the inner bottom wall of the rectangular cavity (103) are fixedly provided with two symmetrical limit rods (208), the upper surface of the rectangular plate (205) is provided with a mounting hole and two sliding holes, and the inner wall of the mounting hole is fixedly provided with an inner threaded sleeve (209) threadedly connected with the outer surface of the threaded column (207), and the two limit rods (208) are respectively slidably connected with the inner walls of the two sliding holes.
4. The apparatus for preserving fruits and vegetables according to claim 1, wherein The inner side wall of the rectangular air bag (201) is embedded with an injection pipe (2010) extending to the outer surface of the fresh-keeping box (100), and the end of the injection pipe (2010) is provided with a gas charging connector, and the composition of the fresh-keeping gas filled in the rectangular air bag (201) is a mixture of carbon dioxide and nitrogen.
5. The apparatus for preserving fruits and vegetables according to claim 1, wherein The top of the inflation tube (203) is provided with a first sealing plug (2031), and the bottom end of the first sealing plug (2031) is fixedly provided with a second reset spring (2032), the inner wall of the inflation tube (203) is fixedly provided with a first air vent ring (2033), and the bottom end of the second reset spring (2032) is fixedly connected with the upper surface of the first air vent ring (2033).
6. The apparatus for preserving fruits and vegetables according to claim 1, wherein The inner wall of the exhaust pipe (204) is fixedly provided with a second air vent ring (2041), and the inner wall of the second air vent ring (2041) is slidably provided with a second sealing plug (2042), the lower surface of the second sealing plug (2042) is fixedly provided with a third reset spring (2043), the upper surface of the second air vent ring (2041) is provided with an annular groove, and the bottom end of the third reset spring (2043) is fixedly connected with the inner bottom wall of the annular groove.
7. The apparatus for preserving fruits and vegetables according to claim 1, wherein The top inner ring surface of the exhaust pipe (204) is fixedly provided with a protective net (2044), and the upper surface of the protective net (2044) is flush with the upper surface of the fresh-keeping box (100).
8. The apparatus for preserving fruits and vegetables according to claim 1, wherein The inner top wall of the rectangular cavity (103) is fixedly provided with a charging power supply (300), and the front surface of the fresh-keeping box (100) is provided with a controller (400) for controlling the driving motor (202).