CN219607590U

CN219607590U - Heated air circulation oven

Info

Publication number: CN219607590U
Application number: CN202320498161.2U
Authority: CN
Inventors: 蔡帮明; 熊小彪; 杜小军
Original assignee: Sichuan Zhongyong Pharmaceutical Co Ltd
Current assignee: Sichuan Zhongyong Pharmaceutical Co Ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-08-29
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses a hot air circulation oven, which belongs to the technical field of ovens and comprises an oven, a sealing oven door, an inner shell, a grid net and an electric heating pipe, wherein the front surface of the oven is hinged with the sealing oven door, the inner shell is fixedly arranged in the oven, the electric heating pipe is fixedly arranged at both sides of the interior of the oven, the grid net is fixedly arranged at both sides of the inner wall of the oven close to the opposite surfaces of the outer sides of the electric heating pipe, and a hot air circulation mechanism capable of uniformly circulating hot air is arranged between the inner shell and the inner side of the oven. According to the utility model, when two electric heating pipes are opened to heat the surrounding temperature and eight fans are opened, the fans blow hot air generated around when the two electric heating pipes are operated, so that when the hot air continuously circulates in the air duct and contacts with four corners of the arc shape of the inner wall of the oven, part of hot air is circularly blown into the surrounding of the material in the inner shell from a plurality of air inlet grooves, the hot air continuously circulates around the material, and the material is uniformly heated and dried.

Description

Heated air circulation oven

Technical Field

The utility model belongs to the technical field of ovens, and particularly relates to a hot air circulation oven.

Background

The oven is a kind of heating source that utilizes the electrothermal tube to produce, and through the fan, blow the hot air current to the surface of heated object, make the heated object absorb heat, carry out quick drying treatment, therefore, need an oven.

According to the search, the application number is CN202023249116.9, and the hot air circulation oven is provided with the functions of effectively clamping and rotating a flat plate in a drying oven through the mutual matching among the first bevel gear, the second bevel gear, the first electric telescopic rod and the second electric telescopic rod, so that the materials on the flat plate are sufficiently and uniformly dried, and the use efficiency of the hot air circulation oven is effectively improved; the disadvantages are as follows:

when the staff uses this kind of heated air circulation oven to carry out the stoving processing to the material on the flat board, drive fixed plate and a plurality of materials on flat board surface through the motor and rotate, make hot air blow out a plurality of material surfaces in the rotation to fixed direction through a plurality of apertures on hot-blast main surface, carry out even stoving processing to the material, and the material is put on the position on flat board surface unchangeable, and the hot-blast direction of blowing of hot-blast main is fixed unchangeable, can make the material far away and the material is not facing to hot-blast flow direction can not be fine even heated, cause the uneven condition of being heated.

Disclosure of Invention

The utility model aims at: in order to solve the problem that the hot air circulation oven is uneven in heating of materials, the hot air circulation oven is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a hot air circulation oven, includes oven, sealed chamber door, inner shell, grid net and electrothermal tube, the oven openly articulates and is provided with sealed chamber door, the inside fixed mounting of oven has the inner shell, the equal fixed mounting of oven inside both sides has the electrothermal tube, the equal fixed mounting of oven inner wall both sides are close to electrothermal tube outside opposite face has the grid net, be provided with the hot air circulation mechanism that can make hot air evenly circulate between inner shell and the oven inboard, the inner shell inboard is provided with the rotation even mechanism that is heated that makes the material can evenly be heated.

The hot air circulation mechanism is composed of an air inlet groove, an air duct and fans, the air duct is embedded between the inner wall of the oven and the outer wall of the inner shell, the air inlet grooves are formed in the periphery of the surface of the inner shell in an embedded mode, the air inlet grooves are formed in a plurality of mode and are arranged side by side at equal intervals, the air inlet grooves are arranged in an arc-shaped inclined mode, the fans are arranged between the inner wall of the oven and the outer wall of the inner shell, the number of the fans is eight, every two fans are arranged in an equidistant encircling mode, and four corners of the inner wall of the oven are arranged in an arc-shaped mode.

The utility model provides a device for preventing and controlling the temperature of a drying oven, which comprises a supporting frame, gyro wheel, servo motor, spacing groove, supporter and stopper, the inside below fixed mounting of inner shell has the support frame, the support frame inner circle is provided with the gyro wheel through the bearing rotation, the gyro wheel has a plurality of, and is the equidistance and encircle the setting, oven below fixed mounting has servo motor, servo motor has the spacing through output shaft, the horizontal relative embedding in spacing top is provided with the spacing groove, and the spacing groove is the arc setting, the support frame top is provided with the supporter near gyro wheel (104) top, and the supporter outer wall is the netted setting of grid, the horizontal relative fixed mounting of supporter below has the stopper, and the stopper is the arc setting, and the stopper agrees with the slip setting in the spacing inslot.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. this kind of heated air circulation oven is through being provided with into wind groove and fan, can make the staff open two electrothermal tubes and heat the temperature around with the temperature rise, after opening eight fans, the hot air flow that produces around when the fan will two electrothermal tubes function blows, when making hot air flow contact oven inner wall arc shape four corners constantly circulate in the wind channel, partial hot air flow will follow a plurality of into around the material of wind inslot internal circulation blowing in the inner shell, make hot air flow constantly circulate around the material, evenly heat the stoving processing to the material, improve the even heating effect to the material.

2. This kind of heated air circulation oven is through being provided with the supporter, can make the staff open servo motor and drive the locating rack and rotate, makes the locating rack drive when the top supporter rotates between a plurality of gyro wheels outer walls of support frame outer wall, will drive the material constantly to rotate in endless hot air current, changes the direction of being heated, makes the material more even carry out heating drying through hot air current and handles, improves the even effect of being heated to the material.

Drawings

FIG. 1 is a schematic diagram of the front perspective view of an oven of the present utility model;

FIG. 2 is a schematic diagram of the front cross-sectional structure of the oven according to the utility model;

FIG. 3 is a schematic diagram of a top view structure of an air inlet groove in the utility model;

fig. 4 is a schematic diagram showing a bottom perspective structure of a shelf according to the present utility model.

The marks in the figure: 1. an oven; 101. sealing the box door; 102. an inner case; 103. a support frame; 104. a roller; 105. a wind inlet groove; 106. an air duct; 107. a grid mesh; 2. a fan; 3. an electric heating tube; 4. a servo motor; 401. a limiting frame; 402. a limit groove; 5. a commodity shelf; 501. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

referring to fig. 1-4, a hot air circulation oven comprises an oven 1, a sealing oven door 101, an inner shell 102, a grid net 107 and an electric heating tube 3, wherein the front surface of the oven 1 is hinged with the sealing oven door 101, the inner shell 102 is fixedly installed in the oven 1, the electric heating tube 3 is fixedly installed on two sides of the interior of the oven 1, the grid net 107 is fixedly installed on two sides of the inner wall of the oven 1, which are close to the opposite surfaces of the outer side of the electric heating tube 3, a hot air circulation mechanism capable of enabling hot air to circulate uniformly is arranged between the inner shell 102 and the inner side of the oven 1, and a rotating uniform heating mechanism capable of enabling materials to be heated uniformly is arranged on the inner side of the inner shell 102.

Further, the hot air circulation mechanism is composed of an air inlet groove 105, an air duct 106 and a fan 2;

the air duct 106 is embedded between the inner wall of the oven 1 and the outer wall of the inner shell 102, the air inlet grooves 105 are formed in the periphery of the surface of the inner shell 102 in an embedded manner, a plurality of air inlet grooves 105 are formed in parallel at equal intervals, the air inlet grooves 105 are arranged in an arc-shaped inclined manner, the fans 2 are all installed between the inner wall of the oven 1 and the outer wall of the inner shell 102, eight fans 2 are arranged, each two fans are arranged in an equidistant surrounding manner, four corners of the inner wall of the oven 1 are arranged in an arc-shaped manner, when a worker needs to heat and dry a specified material by using the oven 1, the specified material is carried to a working place, after the sealing box door 101 is opened to place the material on the surface of the storage rack 5, two electric heating tubes 3 are opened to heat and raise the temperature around, and after eight fans 2 are opened, hot air flows generated around the operation of the two electric heating tubes 3 are blown, when the hot air flows continuously circulate around the arc-shaped four corners of the inner wall of the oven 1 in the air duct 106, and part of the hot air flows are blown into the periphery of the material in the inner wall of the inner shell 102 from the inner circulation of the air inlet grooves 105, so that the hot air flows continuously circulate around the material, and the material is heated and dried uniformly.

Further, the rotating uniform heating mechanism consists of a supporting frame 103, a roller 104, a servo motor 4, a limiting frame 401, a limiting groove 402, a storage rack 5 and a limiting block 501;

a supporting frame 103 is fixedly arranged below the inner part of the inner shell 102, the inner ring of the supporting frame 103 is rotatably provided with a plurality of rollers 104 through bearings, the rollers 104 are equidistantly and circumferentially arranged, a servo motor 4 is fixedly arranged below the oven 1, the servo motor 4 is connected with a limiting frame 401 through an output shaft, a limiting groove 402 is transversely and oppositely embedded and arranged above the limiting frame 401, the limiting groove 402 is arranged in an arc shape, a storage rack 5 is arranged above the supporting frame 103 and close to the upper part of the rollers 104, the outer wall of the storage rack 5 is in a grid mesh shape, a limiting block 501 is transversely and relatively and fixedly arranged below the storage rack 5, the limiting block 501 is arranged in an arc shape, the limiting block 501 is in fit and sliding arrangement inside the limiting groove 402, when hot air flows in the air duct 106 are continuously circularly blown into the periphery of materials in the inner shell 102 from a plurality of air inlet grooves 105, when the material is circularly heated and dried, a worker opens the servo motor 4 to drive the limit frame 401 to rotate, so that when the limit frame 401 drives the top shelf 5 to rotate among the plurality of roller 104 outer walls of the outer wall of the support frame 103, the material is driven to continuously rotate in the continuously circulated hot air flow to change the heating direction, after the material is more uniformly heated and dried by the hot air flow, the sealed box door 101 is opened, after the heat in the oven 1 is discharged to the outside, the worker pulls the shelf 5 to lift from the top of the support frame 103 by carrying the anti-scalding glove by hands, drives the limit block 501 to slide out of the limit groove 402, takes the shelf 5 out of the oven 1, places the shelf 5 in the oven 1, drives the limit block 501 to slide into the limit groove 402, and after the shelf 5 contacts the surface of the roller 104 around the outer wall of the support frame 103 to support, and the staff carries out heating and drying treatment on other materials in the same way.

Further, the oven 1, the fan 2, the electric heating tube 3 and the servo motor 4 are all electrically connected with an external power supply through a control panel.

Working principle: firstly, when a worker needs to heat and dry a specified material by using an oven 1, the worker carries the specified material to a working place, opens a sealing box door 101 to place the material on the surface of a storage rack 5, opens two electrothermal tubes 3 to heat and raise the temperature of the surrounding temperature, opens eight fans 2, and then the fans 2 blow hot air generated around the two electrothermal tubes 3 when in operation, so that when the hot air continuously circulates in air channels 106 in contact with four corners of the arc shape of the inner wall of the oven 1, part of hot air continuously circulates from a plurality of air inlet grooves 105 to the surrounding of the material in an inner shell 102, the hot air continuously circulates around the material to uniformly heat and dry the material, then, the worker opens a servo motor 4 to drive a limiting rack 401 to rotate, when the limiting frame 401 drives the top storage rack 5 to rotate among the plurality of roller 104 outer walls of the outer wall of the support frame 103, the material is driven to continuously rotate in the continuously circulated hot air flow, the heating direction is changed, the sealing box door 101 is opened after the material is heated and dried uniformly through the hot air flow, finally, after the heat in the oven 1 is discharged to the outside, a worker pulls the storage rack 5 to lift from the top of the support frame 103 with the anti-scalding glove, drives the limiting block 501 to slide out of the limiting groove 402, takes the storage rack 5 out of the oven 1, takes down the material on the surface of the storage rack 5, places the storage rack 5 in the oven 1, drives the limiting block 501 to slide into the limiting groove 402, and enables the storage rack 5 to contact the surface of the roller 104 around the outer wall of the support frame 103 for supporting, and then the worker heats and dries other materials in the same manner.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a hot air circulation oven, includes oven (1), sealed chamber door (101), inner shell (102), grid net (107) and electrothermal tube (3), oven (1) openly articulates and is provided with sealed chamber door (101), oven (1) inside fixed mounting has inner shell (102), the equal fixed mounting in oven (1) both sides electrothermal tube (3), oven (1) inner wall both sides are close to electrothermal tube (3) outside opposite face and are equal fixed mounting has grid net (107), its characterized in that: a hot air circulation mechanism capable of uniformly circulating hot air is arranged between the inner shell (102) and the inner side of the oven (1), and a rotating uniform heating mechanism capable of uniformly heating materials is arranged on the inner side of the inner shell (102);

the hot air circulation mechanism consists of an air inlet groove (105), an air duct (106) and a fan (2);

an air duct (106) is embedded between the inner wall of the oven (1) and the outer wall of the inner shell (102), air inlet grooves (105) are embedded around the surface of the inner shell (102), and fans (2) are arranged between the inner wall of the oven (1) and the outer wall of the inner shell (102).

2. A heated air circulation oven as claimed in claim 1, wherein: the rotating uniform heating mechanism consists of a supporting frame (103), a roller (104), a servo motor (4), a limiting frame (401), a limiting groove (402), a storage rack (5) and a limiting block (501);

support frame (103) is fixedly installed below the inside of inner shell (102), support frame (103) inner circle is provided with gyro wheel (104) through the bearing rotation, oven (1) below fixed mounting has servo motor (4), servo motor (4) are provided with spacing (401) through output shaft, transversely embedding in spacing (401) top is provided with spacing groove (402), support frame (103) top is provided with supporter (5) near gyro wheel (104) top, transversely relatively fixed installs stopper (501) below supporter (5).

3. A heated air circulation oven as claimed in claim 1, wherein: the air inlet grooves (105) are formed in a plurality of and equidistant mode, the air inlet grooves (105) are arranged in an arc-shaped inclined mode, eight fans (2) are arranged, every two fans are arranged in an equidistant mode in a surrounding mode, and four corners of the inner wall of the oven (1) are arranged in an arc-shaped mode.

4. A heated air circulation oven as claimed in claim 2, wherein: the number of the rollers (104) is several, the rollers are equidistantly arranged in a surrounding mode, and the limiting grooves (402) are arranged in an arc shape.

5. A heated air circulation oven as claimed in claim 2, wherein: the outer wall of the commodity shelf (5) is in a grid net-shaped arrangement, the limiting block (501) is in an arc-shaped arrangement, and the limiting block (501) is matched with the inner side of the limiting groove (402) in a sliding manner.