Hot air circulating oven for chemical production

Abstract

The utility model discloses a hot air circulation drying oven for chemical industry production, which comprises a drying oven, an oven door is arranged on the drying oven, a plurality of staggered placing plates are arranged between two side walls of the drying oven, and a snakelike air channel is formed in the drying oven through the plurality of placing plates; a snake-shaped air channel is formed in the drying box, a containing plate is arranged on the snake-shaped air channel, a tray is placed on the containing plate, a hot air circulation mechanism communicated with the two ends of the snake-shaped air channel is arranged on the drying box, and a drying structure is installed on the portion, below the containing plate, of the drying box in an inserted mode. The drying time of hot air in the drying oven is prolonged, the drying efficiency of the hot air circulating drying oven is improved, and heat is fully utilized; and the drying structure is arranged at the bottom of the placing plate, so that water vapor rises to be in contact with the drying structure to absorb water, the water vapor is effectively prevented from being liquefied to form water drops, and the situation that the drying time is prolonged due to the fact that the water drops fall onto raw materials is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of chemical production, and specifically to a hot air circulation oven for chemical production. BACKGROUND

[0002] The hot air circulation oven for chemical production is a drying equipment widely used in the chemical industry, which realizes rapid and uniform drying effect by heating air and circulating the air in the oven with a circulating fan.

[0003] However, the existing hot air circulation oven has poor drying efficiency, cannot fully utilize heat, and water vapor is easy to contact with the top inner wall of the oven with slow temperature rise, thereby liquefying to form small water droplets and falling onto the raw materials to prolong the drying time. Therefore, the hot air circulation oven for chemical production is provided. SUMMARY

[0004] The utility model aims to provide a hot air circulation oven for chemical production to solve the problems of poor drying efficiency of the existing hot air circulation oven, inability to fully utilize heat, and easy contact of water vapor with the top inner wall of the oven with slow temperature rise, thereby liquefying to form small water droplets and falling onto the raw materials to prolong the drying time.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a hot air circulation oven for chemical production, comprising a drying oven, a door is arranged on the drying oven, a plurality of staggered placement plates are arranged between the two side walls of the drying oven, and a serpentine air channel is formed in the drying oven by the plurality of placement plates;

[0006] A tray is placed on the placement plate, a hot air circulation mechanism is arranged on the drying oven and communicates with both ends of the serpentine air channel, and a drying structure is installed on the drying oven below the placement plate in a plug-in manner.

[0007] Preferably, the hot air circulation mechanism comprises a circulating fan arranged on the top of the drying oven and communicating with the serpentine air channel, a cavity is arranged at the bottom of the drying oven and communicates with the serpentine air channel, an air pipe is arranged at the air outlet end of the circulating fan and communicates with the cavity, and an electric heating wire is arranged on the inner side of the cavity.

[0008] Preferably, the drying structure comprises a mounting bracket slidingly installed on the bottom of the placement plate, a drying plate is arranged on the mounting bracket, one end of the mounting bracket penetrates the drying oven and is provided with a cover plate, and an annular sealing ring is arranged on the cover plate.

[0009] Preferably, two sliding grooves are arranged on the bottom of the placement plate, and sliding blocks are arranged at both ends of the mounting bracket and slidingly connected with the sliding grooves.

[0010] Preferably, the door of the box is provided with an observation window.

[0011] Compared with the prior art, the beneficial effects of this utility model are: This utility model is a hot air circulating oven for chemical production. When in use, the raw materials are placed on a tray and then placed on a placement plate. The oven door is closed, and the hot air circulation mechanism is started to dry the raw materials along the serpentine air channel. This makes the hot air form a circulating airflow, increases the drying time of the hot air in the drying oven, improves the drying efficiency of the hot air circulating oven, and makes full use of the heat.

[0012] The drying structure is placed at the bottom of the placement plate, allowing water vapor to rise and contact the drying structure to absorb moisture. This effectively prevents water vapor from liquefying and forming water droplets, thus avoiding them falling onto the raw materials and prolonging the drying time. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the main cross-sectional structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the left sectional view of the present invention;

[0015] Figure 3 for Figure 1 A magnified schematic diagram of the structure at point A;

[0016] Figure 4 for Figure 2 A magnified schematic diagram of the structure at point B.

[0017] In the diagram: 1. Drying oven; 2. Oven door; 3. Placement plate; 4. Tray; 5. Hot air circulation mechanism; 5-1. Circulating fan; 5-2. Chamber; 5-3. Air pipe; 5-4. Heating wire; 6. Drying structure; 6-1. Mounting bracket; 6-2. Drying plate; 6-3. Cover plate; 6-4. Annular sealing ring; 6-5. Slide groove; 6-6. Sliding block; 7. Observation window. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] Please see Figures 1-4The utility model provides a technical scheme: a hot -blast circulation oven for chemical production, including drying case 1, be equipped with the door 2 on drying case 1, be equipped with a plurality of interlacedly arranged placing plate 3 between the two side walls of drying case 1, the serpentine air passage is formed in drying case 1 through a plurality of placing plate 3, placing plate 3 is placed with tray 4, drying case 1 is equipped with the hot -blast circulation mechanism 5 with the both ends communication of serpentine air passage, drying case 1 and be located below placing plate 3 insert type installation has drying structure 6, when using, after putting raw materials into tray 4, place on placing plate 3, close door 2, start hot -blast circulation mechanism 5 and make hot -blast along serpentine air passage to raw materials and carry out drying, make hot -blast form circulating air flow, and increase the drying duration of hot -blast in drying case 1, improve the drying efficiency of hot -blast circulation oven, and the sufficient utilization of heat is carried out, drying structure 6 is set up in the bottom of placing plate 3, makes water vapor rise and contacts drying structure 6 and absorbs moisture, effectively prevents water vapor liquefaction and forms water drop, avoids falling to raw materials and leads to the time required for drying to be extended.

[0020] Specifically, the hot -blast circulation mechanism 5 includes the circulation fan 5-1 at the top of the drying case 1 and connected with the serpentine air passage, the bottom of the drying case 1 is provided with a cavity 5-2 connected with the serpentine air passage, the air outlet end of the circulation fan 5-1 is provided with an air pipe 5-3 connected with the cavity 5-2, the inner side of the cavity 5-2 is provided with an electric heating wire 5-4, when in use, the circulation fan 5-1 is started to make the air in the drying case 1 pass through the air pipe 5-3 into the cavity 5-2, and then heated by the electric heating wire 5-4, the heated hot air enters the drying case 1 again for drying, realizing the hot air circulation by the hot -blast circulation mechanism 5.

[0021] Specifically, the drying structure 6 includes a mounting bracket 6-1 slidably mounted on the bottom of the placing plate 3, the mounting bracket 6-1 is provided with a drying plate 6-2, the drying plate 6-2 is used for absorbing moisture in the hot air, one end of the mounting bracket 6-1 penetrates the drying case 1 and is provided with a cover plate 6-3, the cover plate 6-3 is fixedly connected with the drying case 1 by screws, the cover plate 6-3 is provided with an annular sealing ring 6-4, the annular sealing ring 6-4 is used for sealing connection between the cover plate 6-3 and the drying case 1, when in use, the hot air contacts the drying plate 6-2 when passing through the serpentine air passage, and the moisture in the hot air is absorbed by the drying plate 6-2, realizing the drying of the hot air.

[0022] Specifically, the bottom of the placing plate 3 is provided with two sliding grooves 6-5, the two ends of the mounting bracket 6-1 are provided with sliding blocks 6-6 slidably connected with the sliding grooves 6-5, the sliding blocks 6-6 at the two ends of the mounting bracket 6-1 are slidably connected with the sliding grooves 6-5 at the bottom of the placing plate 3, realizing the sliding installation of the mounting bracket 6-1 at the bottom of the placing plate 3.

[0023] Specifically, the box door 2 is provided with an observation window 7, through which an operator can observe the drying of the raw materials in the drying box 1.

[0024] Working principle: during work, the raw materials are placed in the tray 4 and then placed on the placing plate 3, the box door 2 is closed, the hot air circulation mechanism 5 is started to make the hot air along the serpentine air channel to dry the raw materials, and the moisture in the hot air is dried through the drying structure 6, so that the drying efficiency of the hot air circulation oven is ensured.

[0025] In the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] The standard parts used in the present application can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, and the mechanical parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0027] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A hot air circulation oven for chemical production, characterized by, Including drying oven (1), the drying oven (1) is equipped with box door (2), be equipped with a plurality of staggered placement plate (3) between the two side walls of drying oven (1), the serpentine air passage is formed in drying oven (1) through a plurality of placement plate (3); The tray (4) is placed on the placement plate (3), the drying oven (1) is equipped with hot air circulation mechanism (5) with serpentine air passage two ends communication, the drying oven (1) and below the placement plate (3) are insertedly installed with drying structure (6).

2. The hot air circulating oven for chemical production according to claim 1, characterized in that: The hot air circulation mechanism (5) includes circulating fan (5-1) on the top of drying oven (1) and with serpentine air passage communication, the bottom of drying oven (1) is equipped with cavity (5-2) with serpentine air passage communication, the air pipe (5-3) with cavity (5-2) communication is equipped on the air outlet end of circulating fan (5-1), the inside of cavity (5-2) is equipped with electric heating wire (5-4).

3. The hot air circulating oven for chemical production according to claim 1, characterized in that: The drying structure (6) includes mounting bracket (6-1) slidingly installed on the bottom of placement plate (3), the mounting bracket (6-1) is equipped with drying plate (6-2), one end of mounting bracket (6-1) penetrates drying oven (1) and is equipped with cover plate (6-3), the cover plate (6-3) is equipped with annular sealing ring (6-4).

4. The hot air circulating oven for chemical production according to claim 3, characterized in that: The bottom of placement plate (3) is relatively equipped with two sliding grooves (6-5), both ends of mounting bracket (6-1) are equipped with sliding block (6-6) with sliding groove (6-5) sliding connection.

5. The hot air circulating oven for chemical production according to claim 1, characterized in that: The box door (2) is equipped with observation window (7).

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