Storage and ventilation device for fruit and vegetable refrigeration house

Abstract

The utility model relates to the technical field of ventilation and air exchange, and discloses a fruit and vegetable refrigeration house storage and air exchange device which comprises a box body serving as a device main body, fixing cylinders moving front and back through movable mechanisms are arranged in the left end and the right end of the box body, and fans are arranged at the rear ends in the fixing cylinders and used for driving air to flow. Fixing rings are arranged at the front ends of the interiors of the fixing barrels correspondingly, and filter screens are fixedly connected to the interiors of the fixing rings correspondingly and used for filtering flowing air. The opposite ends of the two cover plates are rotationally connected to the left side and the right side of the front end of the box body correspondingly. The connecting ring, the fixing lugs and the limiting rods are arranged to drive the fixing cylinder to move forwards, the fan and the filter screen are drawn out of the box body, cleaning and overhauling are convenient, the control box can control the refrigeration pipe to generate cold air and cool air entering the refrigeration house, and the situation that the temperature of the air entering the refrigeration house is high, and consequently the temperature of the air in the refrigeration house is unbalanced is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation and air exchange, and particularly relates to a ventilation and air exchange device for storing fruits and vegetables in a cold storage. Background Technique

[0002] A cold storage for fruits and vegetables is a specific type of cold storage used for storing and preserving fruits and vegetables. They are designed and constructed to create suitable temperature, humidity, and environmental conditions to extend the freshness period of fruits and vegetables, reduce quality loss and nutrient loss; the ventilation and air exchange device for cold storage is a device used to keep the air inside the cold storage fresh and maintain a stable temperature and humidity environment, so as to extend the freshness period of goods and prevent quality loss. The function of the air exchange device is to provide fresh air, remove moisture and harmful gases, and maintain a suitable environment inside the cold storage.

[0003] The air exchange device usually includes a fan, an air duct, and a filter screen. In some existing technologies, when the air duct needs to be disassembled for cleaning, the disassembly process is rather cumbersome and may require professional personnel for disassembly, which is rather inconvenient. After being used for a long time, a large amount of dust will adhere to the filter screen, affecting the filtering and air exchange effects. Generally, the filter screen is fixed by bolts, and when installing, disassembling and cleaning, it needs to be replaced by rotating the bolts many times, which is rather troublesome and time-consuming and laborious.

[0004] Therefore, in view of the problem that the existing air exchange device is not convenient for disassembly and cleaning, an air exchange device that solves the above problems is needed. Content of the Utility Model

[0005] In order to solve the problem that the existing air exchange device is not convenient for disassembly and cleaning, the present application provides a ventilation and air exchange device for storing fruits and vegetables in a cold storage.

[0006] To achieve the above object, the utility model provides the following technical solutions:

[0007] A ventilation and air exchange device for storing fruits and vegetables in a cold storage, comprising:

[0008] A box body as the main body of the device. Inside the left and right ends of the box body, there are fixed cylinders that move back and forth through a movable mechanism. At the rear end inside each fixed cylinder, there is a fan for driving air flow. At the front end inside each fixed cylinder, there is a fixed ring, and a filter screen is fixedly connected inside the fixed ring for filtering the flowing air;

[0009] Two cover plates, the opposite ends of the cover plates are respectively rotatably connected to the left and right sides at the front end of the box body. An air inlet is provided in the middle of each cover plate for maintaining air circulation. A fixing mechanism is provided on the front side of each cover plate for fixing the cover plate;

[0010] Control box, the lower side of the control box is fixedly connected to the upper side of the box body, and a refrigeration pipe is fixedly connected to the lower side of the control box. The lower end of the refrigeration pipe is arranged inside the rear end of the box body to reduce the temperature of the incoming air.

[0011] As a further improvement of the present utility model, a railing is fixedly connected to the inner wall of the rear end of the box body, and an air outlet is provided inside the railing for air to enter the storage cold storage.

[0012] As a further improvement of the present utility model, the movable mechanism includes a connecting ring fixedly connected to the top of the front end of the fixed cylinder. A plurality of fixing ears are fixedly connected to the outer side of the connecting ring, and a limiting rod is fixedly connected to the middle of each fixing ear. The rear end of the limiting rod is movably connected inside the box body.

[0013] As a further improvement of the present utility model, a plurality of chutes are provided inside the connecting ring, and a rotating block is rotatably connected to the inner side of each chute. A notch is provided on one side of the rotating block for taking out the fixing ring and the fan.

[0014] As a further improvement of the present utility model, the fixing mechanism includes a U-shaped plate fixedly connected to the front side of the cover plate. A bolt is passed through the middle of the U-shaped plate, a limiting ring is fixedly connected to the outer wall of the bolt, and springs are provided on the outside of the bolt corresponding to the upper side of the limiting ring.

[0015] As a further improvement of the present utility model, the fixing mechanism further includes two fixing blocks fixedly connected to the front side of the box body for cooperating with the lower end of the bolt to fix the cover plate.

[0016] As a further improvement of the present utility model, a pull ring is provided on the top of the bolt for pulling the bolt out of the fixing block.

[0017] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0018] 1. In the present utility model, by setting the connecting ring, fixing ears and limiting rod, the fixed cylinder is driven to move forward, and the fan and the filter net are pulled out of the box body. The rotating block is rotated so that the notch faces the inside, which is convenient for taking out the filter net and the fan, and is convenient for cleaning and overhauling the filter net and the fan.

[0019] 2. In the present utility model, when the cover plate is closed, the rear side of the cover plate is closely attached to the front side of the connecting ring, which can block and fix the connecting ring. The control box can control the refrigeration pipe to generate cold air to cool the gas entering the cold storage, thereby preventing the temperature of the incoming gas from being too high and causing the gas temperature in the cold storage to be unbalanced. Description of the Drawings

[0020] Figure 1Overall schematic diagram of a ventilation device for fruit and vegetable cold storage proposed by the present utility model;

[0021] Figure 2 Schematic diagram of the refrigeration pipe of a ventilation device for fruit and vegetable cold storage proposed by the present utility model;

[0022] Figure 3 Schematic diagram of the connecting ring of a ventilation device for fruit and vegetable cold storage proposed by the present utility model;

[0023] Figure 4 Schematic diagram of the fan of a ventilation device for fruit and vegetable cold storage proposed by the present utility model;

[0024] Figure 5 is Figure 1 Enlarged view of part A in

[0025] Legend:

[0026] 1. Box body; 2. Fixed cylinder; 3. Fan; 4. Fixed ring; 5. Filter net; 6. Cover plate; 7. Air inlet; 8. Control box; 9. Refrigeration pipe; 10. Baffle; 11. Air outlet; 12. Connecting ring; 13. Fixed ear; 14. Limiting rod; 15. Slide groove; 16. Rotating block; 17. Fixed block; 18. U-shaped plate; 19. Bolt; 20. Limiting ring; 21. Spring; 22. Pulling ring. Detailed implementation manners

[0027] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are some, but not all, of the embodiments of the present application.

[0028] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the present application that is claimed, but merely represents selected embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present application without creative efforts shall fall within the scope of protection of the present application.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0030] In the description of the present application, it should be noted that if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used to indicate the orientation or positional relationship, it is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of this application is usually placed during use. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, so it should not be construed as a limitation to the present application. In addition, in the description of the present application, if terms such as "first", "second", etc. are used only for distinguishing descriptions, they should not be construed as indicating or implying relative importance.

[0031] In addition, in the description of the present application, if terms such as "horizontal" and "vertical" are used, it does not mean that the components are required to be absolutely horizontal or hanging vertically, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0032] In the description of the present application, it should also be noted that unless otherwise clearly specified and limited, if terms such as "set", "installed", "connected", "connected" are used, they should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the connection inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0033] Embodiment 1: A ventilation device for storing fruits and vegetables in a cold storage, comprising:

[0034] A box body 1 as the main body of the device. Inside the left and right ends of the box body 1, there are fixed cylinders 2 that move back and forth. At the rear ends inside the fixed cylinders 2, there are fans 3 for driving air flow. At the front ends inside the fixed cylinders 2, there are fixed rings 4. Inside the fixed rings 4, there are filter nets 5 fixedly connected for filtering the flowing air. At the top of the front ends of the fixed cylinders 2, there are connecting rings 12 fixedly connected. On the outer sides of the connecting rings 12, there are a plurality of fixed ears 13 fixedly connected. In the middle of the fixed ears 13, there are limiting rods 14 fixedly connected. The rear ends of the limiting rods 14 are movably connected inside the box body 1. Inside the connecting rings 12, there are a plurality of chutes 15. Inside the chutes 15, there are rotating blocks 16 rotatably connected. On one side of the rotating blocks 16, there are gaps for taking out the fixed rings 4 and the fans 3;

[0035] Starting the fan 3 can drive the air flow, enabling the outside air to pass through the air inlet 7, contact the filter net 5, filter the air through the filter net 5, and the filtered air passes through the fan 3 and enters the cold storage. By means of the set connecting ring 12, fixed ear 13 and limiting rod 14, the fixed cylinder 2 is driven to move forward, and the filter net 5 and the fan 3 are pulled out of the box body 1. Rotate the chute 15 to turn the notch towards the inside of the connecting ring 12, and the filter net 5 and the fan 3 can be taken out of the fixed cylinder 2 for cleaning and maintenance;

[0036] Embodiment 2: The opposite ends of the cover plate 6 are respectively rotatably connected to the left and right sides of the front end of the box body 1. Air inlets 7 are respectively opened in the middle of the cover plate 6 to maintain air circulation. U-shaped plates 18 are fixedly connected to the front sides of the cover plate 6. Bolts 19 are respectively inserted through the middle of the U-shaped plates 18. Limiting rings 20 are fixedly connected to the outer walls of the bolts 19. Springs 21 are respectively arranged on the upper sides of the bolts 19 corresponding to the limiting rings 20. Two fixed blocks 17 are fixedly connected to the front side of the box body 1 to cooperate with the lower ends of the bolts 19 to fix the cover plate 6. Pulling rings 22 are arranged at the tops of the bolts 19 for pulling the bolts 19 out of the fixed blocks 17;

[0037] Pull the bolt 19 upward through the pulling ring 22, pull it out of the fixed block 17, and compress the spring 21 through the limiting ring 20. By rotating, open the cover plate 6 to cancel the block on the connecting ring 12, which is convenient for overhauling the internal structure of the device;

[0038] As one of the optimized structural designs of Embodiment 1, as Figure 1 - Figure 5 shown, the lower side of the control box 8 is fixedly connected to the upper side of the box body 1. A refrigeration pipe 9 is fixedly connected to the lower side of the control box 8. The lower end of the refrigeration pipe 9 is arranged inside the rear end of the box body 1 to reduce the temperature of the incoming air. A baffle 10 is fixedly connected to the inner wall of the rear end of the box body 1. An air outlet 11 is opened inside the baffle 10 for air to enter the storage cold storage;

[0039] The set control box 8 can control the refrigeration pipe 9 to generate cold air to cool the gas entering the cold storage, thereby avoiding the high temperature of the incoming gas and causing the temperature imbalance of the cold storage gas.

[0040] Working principle: Starting the fan 3 can drive the air flow, enabling the outside air to pass through the air inlet 7, contact the filter net 5, filter the air through the filter net 5, the filtered air passes through the fan 3, contacts the refrigeration pipe 9, and controls the refrigeration pipe 9 to generate cold air through the set control box 8 to cool the air. The cooled air passes through the air outlet 11 and enters the cold storage. During cleaning, pull the pull ring 22 to lift the bolt 19, pull it out from the fixed block 17, and compress the spring 21 through the limit ring 20. By rotating, open the cover plate 6 to cancel the block on the connecting ring 12. Drive the fixed cylinder 2 to move forward through the set connecting ring 12, fixed ear 13, and limit rod 14, and pull out the filter net 5 and the fan 3 from the box body 1. Rotate the chute 15 to turn the notch towards the inside of the connecting ring 12, and the filter net 5 and the fan 3 can be taken out from the fixed cylinder 2 for cleaning and maintenance.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A ventilation device for storing fruits and vegetables in a cold storage, characterized in that: include: A box body (1) serving as the main body of the device is provided with fixed cylinders (2) at both left and right ends of the box body (1) that move forward and backward through a movable mechanism. A fan (3) is provided at the rear end of the fixed cylinder (2) for driving air flow. A fixed ring (4) is provided at the front end of the fixed cylinder (2). A filter (5) is fixedly connected to the interior of the fixed ring (4) for filtering the flowing air. Two cover plates (6), the opposite ends of the cover plates (6) are respectively rotatably connected to the left and right sides of the front end of the box body (1), the middle part of each cover plate (6) is provided with an air inlet (7) for maintaining air circulation, and the front side of each cover plate (6) is provided with a fixing mechanism for fixing the cover plate (6); A control box (8), the lower side of which is fixedly connected to the upper side of the box body (1), the lower side of which is fixedly connected to a refrigeration pipe (9), the lower end of which is arranged inside the rear end of the box body (1) for reducing the temperature of the incoming air.

2. A ventilation device for storing fruits and vegetables in a cold storage according to claim 1, characterized in that: A baffle (10) is fixedly connected to the inner wall of the rear end of the box body (1), and an air outlet (11) is provided inside the baffle (10) for air to enter the cold storage.

3. The fruit and vegetable cold storage ventilation device according to claim 1, characterized in that: The movable mechanism comprises a connecting ring (12) fixedly connected to the top of the front end of the fixing cylinder (2); a plurality of fixing ears (13) are fixedly connected to the outer side of the connecting ring (12); the middle of the fixing ears (13) are fixedly connected to a limiting rod (14); and the rear end of the limiting rod (14) is movably connected to the interior of the box body (1).

4. A fruit and vegetable cold storage ventilation device according to claim 3, characterized in that: A plurality of slide grooves (15) are provided on the inner side of the connecting ring (12), and a rotating block (16) is rotatably connected to the inner side of each of the slide grooves (15). A notch is provided on one side of the rotating block (16) for removing the fixing ring (4) and the fan (3).

5. The ventilation device for storing fruits and vegetables in a cold storage according to claim 1, characterized in that: The fixing mechanism comprises a U-shaped plate (18) fixedly connected to the front side of the cover plate (6), a pin (19) is passed through the middle of the U-shaped plate (18), an outer wall of the pin (19) is fixedly connected to a limiting ring (20), and a spring (21) is provided on the upper side of the outer portion of the pin (19) corresponding to the limiting ring (20).

6. The ventilation device for storing fruits and vegetables in a cold storage according to claim 1, characterized in that: The fixing mechanism further comprises two fixing blocks (17) fixedly connected to the front side of the box body (1) and used to cooperate with the lower end of the pin (19) to fix the cover plate (6).

7. The ventilation device for storing fruits and vegetables in a cold storage according to claim 5, characterized in that: A pull ring (22) is provided on the top of the pin (19) for pulling the pin (19) out of the fixing block (17).

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