Hot air circulation tunnel type sterilization oven

Abstract

The utility model provides a hot air circulation tunnel type sterilization drying oven, which relates to the technical field of drying equipment and comprises a group of supports, a conveying belt is arranged between the supports, a sterilization drying oven body is arranged at the tops of the supports, fan covers are arranged on two sides of the sterilization drying oven body, one side of each fan cover is connected with an air pipe, and the other side of each fan cover is connected with an air pipe. A heat recovery box is installed at the top of the sterilization drying oven body, the other end of one air pipe penetrates through the interior of the heat recovery box to be connected with the other air pipe, a plurality of heat conduction fins are installed in the sterilization drying oven body, circulating fans are installed on the two sides of the heat conduction fins, and the circulating fans are installed in a fan cover. A replacement assembly is installed in the sterilization drying oven body and connected with the heat conduction fins. The heat conduction fins can be replaced conveniently and rapidly, the heat exchange efficiency is improved, the heat transfer performance of the heat exchanger is recovered or improved, and heat can be transmitted more effectively.

Description

Technical Field

[0001] The utility model belongs to the technical field of drying equipment, and more specifically, it particularly relates to a hot air circulation tunnel type sterilization oven. Background Art

[0002] The tunnel sterilization oven is a far-infrared tunnel oven, which is widely used for the drying and sterilization of various ampoule bottles, easy-pull bottles, vials and other glass containers in pharmaceutical production, and can also be used as a material drying equipment for industrial sectors such as chemical industry, food, and electronics industries.

[0003] Among them, Chinese Patent No.: CN202321178925.6 discloses a tunnel type hot air circulation sterilization oven, which specifically relates to the technical field of drying equipment, including a conveying bracket and conveying rollers installed on the conveying bracket. Above the conveying rollers, there is a tunnel oven fixed on the conveying bracket. Inside the tunnel oven, there is a heating component located above the conveying rollers. At the front and rear ends of the tunnel oven, there is a circulating air mechanism, and the circulating air mechanism circulates the hot air in the tunnel oven. The utility model can achieve the effects of heat preservation and heat recovery by setting a heat recovery box filled with water, enabling the air duct for hot air circulation to pass through the heat recovery box to raise the temperature of the water body. Utilizing the characteristics of high specific heat capacity of water, it can play a role in heat preservation and heat recovery, recover the heat dissipated by the tunnel oven and the air duct during the working process, act on the gas flowing in the air duct, heat and insulate it, so that when it flows back into the tunnel oven, there will be no significant temperature drop, and heat loss is reduced.

[0004] Based on the above, the inventor found the following problems: The above patent can achieve good heat preservation and heat recovery effects, recover the heat dissipated by the tunnel oven and the air duct during the working process, so that when it flows back into the tunnel oven, there will be no significant temperature drop, and heat loss is reduced. However, when the tunnel type sterilization oven is used for too long, problems such as damage, oxidation, and blockage of the heat conduction fins in the heating component will occur, thus affecting the overall heat exchange efficiency of the sterilization oven.

[0005] Therefore, in view of this, research and improvement are carried out on the existing structure and deficiencies, and a hot air circulation tunnel type sterilization oven is provided with the expectation of achieving a more practical value. Summary of the Utility Model

[0006] The purpose and effect of a hot air circulation tunnel type sterilization oven of the utility model are achieved by the following specific technical means:

[0007] A hot air circulation tunnel sterilization oven, comprising a group of brackets, a conveyor belt is installed between a group of the brackets, a sterilization oven body is installed on the top of the brackets, air hoods are installed on both sides of the sterilization oven body, one side of the air hood is connected with an air duct, a heat recovery box is installed on the top of the sterilization oven body, the other end of the air duct penetrates through the inside of the heat recovery box and is connected with another air duct, a plurality of heat conducting fins are installed inside the sterilization oven body, circulation fans are installed on both sides of the heat conducting fins, the circulation fans are installed inside the air hood, a replacement component is installed inside the sterilization oven body, the replacement component is connected with the heat conducting fins, the replacement component includes a groove opened on one side of the sterilization oven body, a connecting plate is installed inside the groove, a plurality of support plates are installed on one side of the connecting plate, a group of baffle plates are installed on the top of the support plates, one side of the baffle plate is connected with the connecting plate, a plurality of the heat conducting fins are installed on the top of the support plates, a plurality of clamping grooves are opened on one side of the baffle plate, and the clamping grooves are in clamping connection with the heat conducting fins.

[0008] Further, sealing strips are installed around the groove.

[0009] Further, a handle is installed on one side of the connecting plate.

[0010] Further, material openings are opened at the bottoms of both sides of the sterilization oven body, and the material openings are located directly above the conveyor belt.

[0011] Further, the width of the material opening is the same as the distance between the brackets, a plurality of hanging curtain cloths are installed on the top of the material opening, and the bottom ends of the curtain cloths are attached to the top of the conveyor belt.

[0012] Further, the inside of the heat recovery box is filled with water, and a valve is installed on the top of the heat recovery box.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] Through the cooperation of the groove, the connecting plate, the support plate, the baffle plate, the clamping groove, the handle and the heat conducting fin, when problems such as damage, oxidation and blockage occur to the heat conducting fin, pull the handle, pull out the connecting plate from the groove, and then the staff can take out the oxidized heat conducting fin from the clamping groove, and then replace the oxidized heat conducting fin. After clamping the new heat conducting fin into the clamping groove and then clamping the connecting plate into the groove, the installation can be completed. Through the above design, it is convenient to quickly replace the heat conducting fin, improve the heat exchange efficiency, restore or enhance the heat transfer performance of the heat exchanger, and enable it to transfer heat more effectively.

[0015] Through the use of the sealing strip, the heat loss inside the sterilization oven body can be effectively reduced. Description of the Drawings

[0016] Figure 1 It is a three-dimensional schematic diagram of a hot air circulation tunnel type sterilization oven of the present utility model.

[0017] Figure 2 It is a detailed three-dimensional schematic diagram of a hot air circulation tunnel type sterilization oven of the present utility model.

[0018] Figure 3 It is a plan schematic diagram of a hot air circulation tunnel type sterilization oven of the present utility model.

[0019] Figure 4 It is a three-dimensional schematic diagram of a replacement component of a hot air circulation tunnel type sterilization oven of the present utility model.

[0020] Figure 5 It is a partial three-dimensional schematic diagram of a replacement component of a hot air circulation tunnel type sterilization oven of the present utility model.

[0021] Figure 6 It is a bottom view of a replacement component of a hot air circulation tunnel type sterilization oven of the present utility model.

[0022] In the figure, the corresponding relationship between the component names and the drawing reference numbers is as follows:

[0023] 1. Support; 2. Conveyor belt; 3. Sterilization oven body; 4. Air hood; 5. Air duct; 6. Heat recovery box; 7. Heat conducting fin; 8. Circulation fan; 9. Groove; 10. Connecting plate; 11. Support plate; 12. Baffle; 13. Card slot; 14. Sealing strip; 15. Handle; 16. Feeding port; 17. Curtain cloth; 18. Valve. Specific embodiments

[0024] The following further describes in detail the embodiments of the present utility model in conjunction with the drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0025] In the description of the present utility model, unless otherwise specified, "a plurality of" means two or more; the orientation or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "connected" 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. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] Embodiment:

[0028] As shown in the appended Figure 1 to the appended Figure 6 figure:

[0029] The present utility model provides a hot air circulation tunnel type sterilization oven, which includes a set of brackets 1. A conveyor belt 2 is installed between the set of brackets 1. A sterilization oven body 3 is installed on the top of the brackets 1. Wind covers 4 are installed on both sides of the sterilization oven body 3. One side of the wind cover 4 is connected to an air duct 5. A heat recovery box 6 is installed on the top of the sterilization oven body 3. The other end of the air duct 5 penetrates through the inside of the heat recovery box 6 and is connected to another air duct 5. A number of heat conducting fins 7 are installed inside the sterilization oven body 3. Circulation fans 8 are installed on both sides of the heat conducting fins 7. The circulation fans 8 are installed inside the wind cover 4. A replacement component is installed inside the sterilization oven body 3. The replacement component is connected to the heat conducting fins 7. The replacement component includes a groove 9 opened on one side of the sterilization oven body 3. A connecting plate 10 is installed inside the groove 9. A number of support plates 11 are installed on one side of the connecting plate 10. A set of baffle plates 12 are installed on the top of the support plates 11. One side of the baffle plate 12 is connected to the connecting plate 10. A number of the heat conducting fins 7 are installed on the top of the support plates 11. A number of card slots 13 are opened on one side of the baffle plate 12. The card slots 13 are in snap connection with the heat conducting fins 7. Through the cooperation of the groove 9, the connecting plate 10, the support plates 11, the baffle plates 12, the card slots 13, the handle 15 and the heat conducting fins 7, when problems such as damage, oxidation, and blockage occur to the heat conducting fins 7, pull the handle 15, pull out the connecting plate 10 from the groove 9, and then the staff can take out the oxidized heat conducting fins 7 from the card slots 13, and then replace the oxidized heat conducting fins 7. Snap the new heat conducting fins 7 into the card slots 13, and then snap the connecting plate 10 into the groove 9 to complete the installation. Through the above design, it is convenient to quickly replace the heat conducting fins 7, improve the heat exchange efficiency, restore or enhance the heat transfer performance of the heat exchanger, and enable it to transfer heat more effectively.

[0030] Among them, sealing strips 14 are installed around the groove 9. Through the use of the sealing strips 14, the heat loss inside the sterilization oven body 3 can be effectively reduced.

[0031] Wherein, a handle 15 is installed on one side of the connecting plate 10.

[0032] Wherein, material ports 16 are formed at the bottoms of both sides of the sterilization oven body 3, and the material ports 16 are located directly above the conveyor belt 2.

[0033] Wherein, the width of the material port 16 is the same as the distance between the brackets 1, and a plurality of hanging curtain cloths 17 are installed at the top of the material port 16, and the bottom ends of the curtain cloths 17 are attached to the top of the conveyor belt 2.

[0034] Wherein, the inside of the heat recovery box 6 is filled with water, and a valve 18 is installed at the top of the heat recovery box 6.

[0035] Specific usage mode and function of this embodiment:

[0036] When the present utility model is in use, first confirm the integrity of the device. Due to long-term use, problems such as damage, oxidation, and blockage may occur to the heat conduction fins 7 in the sterilization oven body 3. When these problems occur to the heat conduction fins 7, first pull the handle 15 to pull out the connecting plate 10 from the groove 9, and then the staff can take out the oxidized heat conduction fins 7 from the card slots 13, and then replace the oxidized heat conduction fins 7. Then, snap the new heat conduction fins 7 into the card slots 13, and then snap the connecting plate 10 into the groove 9 to complete the installation. Since a sealing strip 14 is installed in the groove 9, when the hot air circulation tunnel type sterilization oven is working, heat loss in the sterilization oven body 3 can be effectively reduced. Through the above design, it is convenient to quickly replace the heat conduction fins 7, improve the heat exchange efficiency, restore or enhance the heat transfer performance of the heat exchanger, and enable it to transfer heat more effectively.

[0037] The embodiments of the present utility model are given for purposes of illustration and description, and are not exhaustive or limit the present utility model to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are chosen and described in order to better illustrate the principles of the present utility model and its practical application, and to enable those of ordinary skill in the art to understand the present utility model and thus design various embodiments with various modifications suitable for specific purposes.

Claims

1. A hot air circulation tunnel sterilization oven, comprising a set of brackets (1), characterized in that: A conveyor belt (2) is installed between a group of the brackets (1), a sterilizing oven body (3) is installed on the top of the brackets (1), air hoods (4) are installed on both sides of the sterilizing oven body (3), one side of the air hood (4) is connected to an air duct (5), a heat recovery box (6) is installed on the top of the sterilizing oven body (3), the other end of the air duct (5) passes through the interior of the heat recovery box (6) and is connected to another air duct (5), a plurality of heat conducting fins (7) are installed inside the sterilizing oven body (3), circulating fans (8) are installed on both sides of the heat conducting fins (7), and the circulating fans (8) are installed inside the air hood (4). A replacement component is installed inside the body (3), and the replacement component is connected to the heat-conducting fins (7). The replacement component includes a groove (9) opened on one side of the sterilization oven body (3), and a connecting plate (10) is installed in the groove (9). A plurality of support plates (11) are installed on one side of the connecting plate (10), and a group of baffles (12) are installed on the top of the support plate (11). One side of the baffle (12) is connected to the connecting plate (10), and a plurality of heat-conducting fins (7) are installed on the top of the support plate (11). A plurality of card slots (13) are opened on one side of the baffle (12), and the card slots (13) are engaged and connected with the heat-conducting fins (7).

2. A hot air circulation tunnel sterilization oven as claimed in claim 1, characterized in that: Sealing strips (14) are installed around the groove (9).

3. A hot air circulation tunnel sterilization oven as claimed in claim 2, characterized in that: A handle (15) is installed on one side of the connecting plate (10).

4. A hot air circulation tunnel sterilization oven as claimed in claim 3, characterized in that: The bottoms of both sides of the sterilizing oven body (3) are provided with material openings (16), and the material openings (16) are located directly above the conveyor belt (2).

5. A hot air circulation tunnel sterilization oven as claimed in claim 4, characterized in that: The width of the material opening (16) is the same as the spacing between the brackets (1), and a plurality of drooping curtains (17) are installed on the top of the material opening (16), and the bottom end of the curtains (17) is in contact with the top of the conveyor belt (2).

6. A hot air circulation tunnel sterilization oven as claimed in claim 5, characterized in that: The interior of the heat recovery tank (6) is filled with water, and a valve (18) is installed on the top of the heat recovery tank (6).

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