Ventilation device for refrigeration house

Abstract

The ventilation device comprises a ventilation pipeline and a supporting frame, the ventilation pipeline is installed on the top of the supporting frame, a ventilation pipe is arranged on the outer wall of the ventilation pipeline, one end of the ventilation pipeline is communicated with an air inlet pipe, a sliding rail is installed on the inner wall of the air inlet pipe, a filter is connected to the sliding rail in a sliding mode, and a limiting block is installed on the inner wall of the ventilation pipeline. The adjusting assembly comprises an electric push rod, a connecting rod, a rotating rod and a baffle, the connecting rod is installed at one end of the electric push rod, the rotating rod is installed at one end of the connecting rod, the baffle is rotationally connected to the rotating rod, and the electric push rod is installed on one side of the outer wall of the ventilation pipeline. By arranging the adjusting assembly, the ventilation quantity can be accurately adjusted according to actual needs, different working conditions and environment changes are adapted, different temperature, humidity and air circulation requirements in the refrigeration house are met, it is ensured that air in the refrigeration house is circulated and replaced, and the optimal ventilation effect and air quality are achieved; and the temperature and the humidity in the refrigeration house are always kept in a proper range.

Description

Technical Field

[0001] The utility model relates to the technical field of cold storage, in particular to a ventilation and air exchange device for a cold storage. Background Art

[0002] A cold storage is a special building or equipment used to store perishable foods, medicines, chemicals and other items. It controls temperature, humidity, ventilation and other conditions to extend the shelf life of items and maintain their quality and safety. Cold storage is widely used in food processing, catering, logistics, medicine, chemical industry and other industries. It can not only be used to store goods, but also can be used for refrigeration or freezing in the production process, such as meat processing, ice cream production, medicine storage, etc. Ventilation devices are required when the cold storage is working.

[0003] Existing ventilation devices only provide a fixed ventilation volume and cannot accurately adjust the ventilation volume according to actual needs. Excessive ventilation volume will cause unnecessary cold air loss and increase the load of the refrigeration system. Too small ventilation volume may not be able to effectively remove moisture and odor, and affect the temperature and humidity inside the cold storage, unable to meet the storage requirements of goods, affecting the quality and shelf life of the goods. Utility Model Content

[0004] The utility model proposes a cold storage ventilation and air exchange device, which is provided with an adjustment component and can accurately adjust the ventilation volume according to actual needs to adapt to different working conditions and environmental changes, so as to meet different temperature, humidity and air circulation requirements in the cold storage, ensure that the air in the cold storage is circulated and replaced, and achieve the best ventilation effect and air quality.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A cold storage ventilation device comprises a ventilation duct and a support frame, wherein the ventilation duct is mounted on the top of the support frame, a ventilation duct is provided on the outer wall of the ventilation duct, one end of the ventilation duct is connected to an air inlet duct, a slide rail is mounted on the inner wall of the air inlet duct, a filter is slidably connected to the slide rail, and a limit block is mounted on the inner wall of the ventilation duct;

[0007] It also includes an adjustment component, which includes an electric push rod, a connecting rod, a rotating rod and a baffle. A connecting rod is installed at one end of the electric push rod, and a rotating rod is installed at one end of the connecting rod. The baffle is rotatably connected on the rotating rod, and the electric push rod is installed on one side of the outer wall of the ventilation duct.

[0008] Preferably, the ventilation duct is in the shape of a rectangular cylinder with one end open, and the air inlet pipe is in the shape of a rectangular cylinder with two ends open, and the air inlet pipe is connected to one side of the opening of the ventilation duct.

[0009] Preferably, a row of ventilation openings are respectively provided on both sides of the outer wall of the ventilation duct, the ventilation pipes are connected to the ventilation openings, and a grille is provided at one end of the opening of the ventilation pipe.

[0010] Preferably, the slide rail is slidably connected to a slider, and the slide rail is slidably connected to a filter via the slider, and the filter is located inside the air inlet pipe.

[0011] Preferably, the connecting rod is semicircular, one end of the connecting rod is connected to the top end of the output end of the electric push rod, and the other end of the connecting rod is connected to one side of the rotating rod, and the electric push rod is connected to the rotating rod through the connecting rod.

[0012] Preferably, mounting holes are respectively opened on both sides of the inner wall of the ventilation duct, and both ends of the rotating rod pass through the mounting holes to connect to the connecting rod. The rotating rod and the baffle are both located inside the ventilation duct, and the bottom of the baffle overlaps one side of the limit block.

[0013] The utility model has the following beneficial effects:

[0014] The utility model is provided with an adjustment component, which can accurately adjust the ventilation volume according to actual needs and adapt to different working conditions and environmental changes to meet different temperature, humidity and air circulation requirements in the cold storage, ensure that the air in the cold storage is circulated and replaced, achieve the best ventilation effect and air quality, ensure that the temperature and humidity in the cold storage are always maintained within an appropriate range, improve the air quality around the goods, reduce the accumulation of humidity and odor, and help protect the quality and shelf life of the goods. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is one of the overall structural schematic diagrams of the ventilation device;

[0016] Figure 2 It is a schematic diagram of the internal structure of the ventilation device;

[0017] Figure 3 It is a schematic diagram of the structure of the regulating component;

[0018] Figure 4 This is the second schematic diagram of the overall structure of the ventilation device.

[0019] In the figure: 1. ventilation duct; 2. support frame; 3. air inlet pipe; 4. slide rail; 5. filter; 6. ventilation pipe; 7. adjustment component; 701. electric push rod; 702. connecting rod; 703. rotating rod; 704. baffle; 8. limit block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4 A cold storage ventilation device comprises a ventilation duct 1 and a support frame 2. The ventilation duct 1 is installed on the top of the support frame 2. A ventilation pipe 6 is opened on the outer wall of the ventilation duct 1. One end of the ventilation duct 1 is connected to an air inlet pipe 3. A slide rail 4 is installed on the inner wall of the air inlet pipe 3. A filter 5 is slidably connected to the slide rail 4. A limit block 8 is installed on the inner wall of the ventilation duct 1.

[0022] It also includes an adjustment component 7, which includes an electric push rod 701, a connecting rod 702, a rotating rod 703 and a baffle 704. The connecting rod 702 is installed at one end of the electric push rod 701, and the rotating rod 703 is installed at one end of the connecting rod 702. The baffle 704 is rotatably connected on the rotating rod 703. The electric push rod 701 is installed on one side of the outer wall of the ventilation duct 1.

[0023] The ventilation duct 1 is in the shape of a rectangular cylinder with one end open, and the air inlet pipe 3 is in the shape of a rectangular cylinder with both ends open. The air inlet pipe 3 is connected to one side of the opening of the ventilation duct 1, and a fan is installed at the other end of the air inlet pipe 3 to provide power for air flow, introduce fresh air into the cold storage and discharge exhaust gas.

[0024] A row of ventilation openings are respectively provided on both sides of the outer wall of the ventilation duct 1 , and the ventilation pipe 6 is connected to the ventilation openings. A grille is provided at one open end of the ventilation pipe 6 to guide the ventilation pipe 6 .

[0025] The slide rail 4 is slidably connected to a slider, and the slide rail 4 is slidably connected to a filter 5 through the slider. The filter 5 is located inside the air inlet pipe 3. The filter 5 is used to filter dust and impurities in the air to ensure that the air entering the cold storage is clean.

[0026] The connecting rod 702 is in a semicircular arc shape, one end of the connecting rod 702 is connected to the top of the output end of the electric push rod 701, and the other end of the connecting rod 702 is connected to one side of the rotating rod 703. The electric push rod 701 is connected to the rotating rod 703 through the connecting rod 702. Mounting holes are respectively opened on both sides of the inner wall of the ventilation duct 1. Both ends of the rotating rod 703 pass through the mounting holes to connect the connecting rod 702. The rotating rod 703 and the baffle plate 704 are both located inside the ventilation duct 1. The bottom of the baffle plate 704 is overlapped on one side of the limit block 8. The connecting rod 702 is driven by the output end of the electric push rod 701 to drive the rotating rod 703 and the baffle plate 704 inside the ventilation duct 1 to rotate, and the bottom of the baffle plate 704 rotates toward the side away from the air inlet pipe 3, thereby adjusting the ventilation volume inside the ventilation duct 1.

[0027] When using the device, firstly, the electrical equipment in the device is connected to the internal power supply, and the ventilation device is installed at the designated working position through the support frame 2. By providing the adjustment component 7, the ventilation volume can be accurately adjusted according to actual needs to adapt to different working conditions and environmental changes, so as to meet the different temperature, humidity and air circulation requirements in the cold storage, ensure that the air in the cold storage is circulated and replaced, achieve the best ventilation effect and air quality, ensure that the temperature and humidity in the cold storage are always kept within the appropriate range, improve the air quality around the goods, reduce the accumulation of humidity and odor, and help protect the quality and shelf life of the goods.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cold storage ventilation device, comprising a ventilation duct (1) and a support frame (2), characterized in that: The ventilation duct (1) is installed on the top of the support frame (2); a ventilation pipe (6) is provided on the outer wall of the ventilation duct (1); one end of the ventilation duct (1) is connected to the air inlet pipe (3); a slide rail (4) is installed on the inner wall of the air inlet pipe (3); a filter (5) is slidably connected to the slide rail (4); and a limit block (8) is installed on the inner wall of the ventilation duct (1); The invention also comprises an adjustment component (7), wherein the adjustment component (7) comprises an electric push rod (701), a connecting rod (702), a rotating rod (703) and a baffle (704), wherein one end of the electric push rod (701) is mounted with the connecting rod (702), and one end of the connecting rod (702) is mounted with the rotating rod (703), and the baffle (704) is rotatably connected to the rotating rod (703), and the electric push rod (701) is mounted on one side of the outer wall of the ventilation duct (1).

2. A cold storage ventilation device according to claim 1, characterized in that: The ventilation duct (1) is in the shape of a rectangular tube with one end open, and the air inlet pipe (3) is in the shape of a rectangular tube with two ends open. The air inlet pipe (3) is connected to the open side of the ventilation duct (1).

3. A cold storage ventilation device according to claim 2, characterized in that: A row of ventilation openings are respectively provided on both sides of the outer wall of the ventilation duct (1); the ventilation pipe (6) is connected to the ventilation openings; and a grille is provided at one open end of the ventilation pipe (6).

4. A cold storage ventilation device according to claim 1, characterized in that: The slide rail (4) is slidably connected to a slider, and the slide rail (4) is slidably connected to a filter (5) via the slider, and the filter (5) is located inside the air inlet pipe (3).

5. A cold storage ventilation device according to claim 1, characterized in that: The connecting rod (702) is in a semicircular arc shape, one end of the connecting rod (702) is connected to the top end of the output end of the electric push rod (701), and the other end of the connecting rod (702) is connected to one side of the rotating rod (703), and the electric push rod (701) is connected to the rotating rod (703) via the connecting rod (702).

6. A cold storage ventilation device according to claim 5, characterized in that: Mounting holes are respectively provided on both sides of the inner wall of the ventilation duct (1); both ends of the rotating rod (703) pass through the mounting holes to connect to the connecting rod (702); the rotating rod (703) and the baffle plate (704) are both located inside the ventilation duct (1); and the bottom of the baffle plate (704) overlaps one side of the limit block (8).

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