CN223121893U - Efficient internal circulation air duct of oven - Google Patents

Abstract

The utility model discloses an efficient internal circulation air duct of an oven, which comprises an air duct main body, an air return fan, an air blower and a heating device, wherein the air duct main body is arranged at the bottom of a drying chamber of the oven, the oven comprises the drying chamber and a circulation chamber, a drying bracket is arranged in the drying chamber, one end of the drying chamber, which is close to the circulation chamber, is provided with the air return opening, the air return fan is arranged at the air return opening and is driven by a motor to rotate, the heating device is arranged at the top of the circulation chamber, the air blower is arranged in the circulation chamber, one end, which is close to the circulation chamber, of the air duct main body is connected with the air blower, the other end of the air duct main body is provided with an air outlet, and the air blower conveys air in the circulation chamber into the drying chamber through the air duct main body. The efficient internal circulation air duct of the oven can form circulation heat flow and efficiently finish copper foil drying work.

Description

Efficient internal circulation air duct of oven

Technical Field

The utility model belongs to the technical field, and particularly relates to an efficient internal circulation air duct of an oven.

Background

In the existing oven technology, the traditional drying equipment generally adopts a mode of directly heating by arranging a heating device, and the design has some obvious defects in the drying process. First, the air circulation efficiency is low, resulting in uneven temperature and humidity distribution in the drying chamber, thereby affecting the drying effect and efficiency. Secondly, heating device of traditional oven is generally installed in the bottom or the lateral wall of drying chamber, and this kind of layout mode makes heat transfer inefficiency, and forms hot dead angle easily, further influences drying quality. When the copper foil is dried, the copper foil drying effect is difficult to reach expected uniformity easily, and the copper foil quality is affected. In addition, the control system of the traditional oven is relatively simple, lacks accurate control of temperature and humidity in the drying process, and is difficult to meet the high-precision drying requirement.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model provides an efficient internal circulation air duct of an oven, which can form circulation heat flow and efficiently finish copper foil drying work.

In order to solve the technical problems, the technical scheme includes that the efficient internal circulation air duct of the oven comprises an air duct main body, an air return fan, an air blower and a heating device, wherein the air duct main body is arranged at the bottom of a drying chamber of the oven, the oven comprises the drying chamber and a circulation chamber, a drying support is arranged in the drying chamber and used for placing copper foil to be dried, the air return fan is arranged at the air return opening and is driven to rotate by a motor, the air return fan enables air in the drying chamber to flow back into the circulation chamber, the heating device is arranged at the top of the circulation chamber and used for heating the air in the circulation chamber, the air blower is arranged in the circulation chamber, one end, close to the circulation chamber, of the air duct main body is connected with the air blower, the other end, close to the circulation chamber, of the air duct main body is provided with an air outlet, and the air blower conveys the air in the circulation chamber into the drying chamber through the air duct main body.

Further, the air duct main body has only one air outlet, and the air outlet of the air duct main body is arranged at one end far away from the circulating chamber. The air outlet drives the whole air in the drying chamber to form circulation, and the heat generated by the heating device is continuously conveyed into the drying chamber.

Further, three parallel air duct bodies are arranged in the drying chamber, and the air inlet end of each air duct body is connected with one air blower. And a plurality of air duct main bodies are arranged, so that the drying efficiency is improved.

Further, the air conditioner further comprises a control panel, wherein the control panel is provided with a start button and a stop button and is used for simultaneously controlling the start and stop of the air return fan, the air blower and the heating device.

Further, a temperature sensor and a humidity sensor are arranged in the drying chamber, the control panel is provided with a display screen, and the temperature sensor and the humidity sensor are electrically connected with the control panel. The temperature sensor and the humidity sensor can be used for detecting the temperature and the humidity in the drying chamber, and the control panel is provided with the display screen so as to monitor the drying process conveniently.

Further, the heating device comprises an electric heating tube and a bracket, wherein the bracket is arranged on the inner wall of the circulating chamber, and a plurality of electric heating tubes are arranged on the bracket. And the electric heating tube is electrified to heat the air in the circulating chamber.

Further, the control panel is provided with three ammeter, and the ammeter is used for measuring the currents of the return air fan, the air blower and the heating device respectively. And the operation condition of each device is convenient to confirm.

Further, a plurality of switch windows are arranged at the top of the drying chamber of the drying oven, the switch windows are arranged above each drying bracket, and the switch windows are opened and closed by a hydraulic push rod. After the drying is finished, the switch window can be opened to dissipate heat, so that water vapor is discharged, and the copper foil is conveniently hung.

The efficient internal circulation air duct of the oven has the advantages that three parallel air duct bodies are arranged in a drying chamber, each air duct body is connected with an independent air blower, so that more efficient air flow and heat distribution are achieved, drying efficiency and uniformity of copper foil drying are improved, a heating device is arranged at the top of the circulation chamber and is heated through an electric heating tube on a support, heat can be more directly and uniformly transferred to the whole drying chamber, heating efficiency and energy efficiency are improved, a control panel integrates a start button, a stop button and an ammeter, centralized control of an air return fan, an air blower and the heating device is achieved, operation flow is simplified, real-time monitoring of a drying environment is achieved through a display screen of the control panel, stability and repeatability of a drying process are guaranteed, a switch window at the top of the drying chamber is designed, after the drying is completed by a hydraulic push rod, the switch window can be opened for heat dissipation, copper foil is discharged, and hanging is convenient.

Drawings

FIG. 1 is a schematic diagram of a high-efficiency internal circulation duct of an oven according to the present utility model;

Fig. 2 is a schematic diagram of a structure of an efficient internal circulation air duct of an oven.

The air duct comprises a 1-air duct main body, an 11-air outlet, a 2-return air fan, a 21-motor, a 3-blower, a 4-heating device, a 41-electric heating tube, a 42-bracket, a 5-oven, a 51-drying chamber, a 511-return air port, a 512-switch window, a 5121-hydraulic push rod, a 52-circulation chamber, a 6-drying bracket, a 7-control panel, a 71-start button, a 72-stop button and a 73-display screen.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

As shown in fig. 1-2, the utility model discloses an efficient internal circulation air duct of an oven, which comprises an air duct main body 1, an air return fan 2, an air blower 3 and a heating device 4, wherein the air duct main body 1 is arranged at the bottom of a drying chamber 51 of the oven 5, the oven 5 comprises the drying chamber 51 and a circulation chamber 52, a drying bracket 6 is arranged in the drying chamber 51, the drying bracket 6 is used for placing copper foil to be dried, one end of the drying chamber 51, which is close to the circulation chamber 52, is provided with an air return opening 511, the air return fan 2 is arranged at the air return opening 511, the air return fan 2 is driven by a motor 21 to rotate, the air of the drying chamber 51 returns to the circulation chamber 52, the heating device 4 is arranged at the top of the circulation chamber 52, the heating device 4 is used for heating the air in the circulation chamber 52, the circulation chamber 52 is provided with the air blower 3, one end, which is close to the circulation chamber 52, of the air duct main body 1 is connected with the air blower 3, and the other end of the air duct main body 1 is provided with an air outlet 11, and the air in the circulation chamber 3 is conveyed into the air duct main body 51 through the air blower 51.

Further, the air duct body 1 has only one air outlet 11, and the air outlet 521 of the air duct body 1 is disposed at an end far from the circulation chamber 52. The air driving the whole drying chamber 51 is circulated, and the heat generated by the heating device 4 is continuously transferred into the drying chamber 51.

Further, three parallel air duct bodies 1 are disposed in the drying chamber 51, and an air inlet end of each air duct body 1 is connected to one blower 3. A plurality of air duct main bodies 1 are arranged, so that drying efficiency is improved.

Further, a control panel 7 is provided, and the control panel 7 is provided with a start button 71 and a stop button 72 for simultaneously controlling the start and stop of the return air fan 2, the blower 3 and the heating device 4.

Further, a plurality of temperature sensors and humidity sensors are uniformly arranged in the drying chamber 51, the control panel 7 is provided with a display screen 73, and the temperature sensors and the humidity sensors are electrically connected with the control panel 7. The temperature and humidity in the drying chamber 51 can be detected by the temperature sensor and the humidity sensor, and the control panel 7 is provided with the display screen 73 to monitor the drying process conveniently.

Further, the heating device 4 comprises an electric heating tube 41 and a bracket 42, the bracket 42 is installed on the inner wall of the circulation chamber 52, and a plurality of electric heating tubes 41 are installed on the bracket 42. The electric heating tube 41 is energized to heat the air in the circulation chamber 52.

Further, the control panel 7 is provided with three ammeters for measuring the currents of the return air fan 2, the blower 3 and the heating device 4, respectively. And the operation condition of each device is convenient to confirm.

Further, a plurality of switch windows 512 are provided on the top of the drying chamber 51 of the drying oven 5, the switch windows 512 are provided above each drying rack 6, and the opening and closing of the switch windows 512 are driven by a hydraulic push rod 5121. After drying, the switch window 512 can be opened to dissipate heat, so that water vapor is discharged, and the copper foil is conveniently hung.

The efficient internal circulation air duct of the oven has the advantages that three parallel air duct bodies are arranged in a drying chamber, each air duct body is connected with an independent air blower, high-efficiency air flow and heat distribution are achieved, drying efficiency and uniformity of copper foil drying are improved, a heating device is arranged at the top of the circulation chamber and is heated through an electric heating tube on a support, heat can be more directly and uniformly transferred to the whole drying chamber, heating efficiency and energy efficiency are improved, a control panel integrates a start button, a stop button and an ammeter, centralized control of an air return fan, an air blower and the heating device is achieved, operation flow is simplified, real-time monitoring of drying environment is achieved through a display screen of the control panel, stability and repeatability of a drying process are guaranteed, a switch window at the top of the drying chamber is designed, after drying is completed, the switch window can be opened for heat dissipation, and copper foil is conveniently taken.

The present utility model and its embodiments have been described above with no limitation, and the embodiments of the present utility model are shown in the drawings, and the actual structure is not limited thereto, so that those skilled in the art who have the ordinary skill in the art who have the benefit of the present utility model will not creatively design similar structures and examples to those of the present utility model without departing from the gist of the present utility model.

Claims (8)

1. The utility model provides a high-efficient inner circulating air duct of oven, its characterized in that includes wind channel main part (1), return air fan (2), air-blower (3) and heating device (4), wind channel main part (1) set up in drying chamber (51) bottom of oven (5), oven (5) are including drying chamber (51) and circulation room (52), be equipped with drying bracket (6) in drying chamber (51), drying bracket (6) are used for placing the copper foil of waiting to dry, drying chamber (51) are close to one end of circulation room (52) is equipped with return air port (511), return air fan (2) are installed return air port (511) department, by motor (21) drive return air fan (2) rotate, return air fan (2) make drying chamber (51) air back flow in circulation room (52), circulation room (52) top is equipped with heating device (4), heating device (4) are used for heating air in circulation room (52), circulation room (52) are equipped with return air fan (3) are close to one end of circulation room (1) is equipped with air-blower (52), the blower (3) conveys air in the circulation chamber (52) into the drying chamber (51) through the air duct body (1).

2. The efficient internal circulation air duct for the oven according to claim 1, wherein the air duct main body (1) has only one air outlet (11), and the air outlet (11) of the air duct main body (1) is arranged at one end far away from the circulation chamber (52).

3. The efficient internal circulation air duct for the oven according to claim 1, wherein three parallel air duct bodies (1) are arranged in the drying chamber (51), and the air inlet end of each air duct body (1) is connected with one air blower (3).

4. The efficient internal circulation air duct for the oven according to claim 2, further comprising a control panel (7), wherein the control panel (7) is provided with a start button (71) and a stop button (72) for simultaneously controlling the start and stop of the return air fan (2), the blower (3) and the heating device (4).

5. The efficient internal circulation air flue of the oven as claimed in claim 4, wherein a temperature sensor and a humidity sensor are arranged in the drying chamber (51), the control panel (7) is provided with a display screen (73), and the temperature sensor and the humidity sensor are electrically connected with the control panel (7).

6. The efficient internal circulation air flue of the oven as claimed in claim 1, wherein the heating device (4) comprises an electric heating tube (41) and a support (42), the support (42) is arranged on the inner wall of the circulation chamber (52), and a plurality of electric heating tubes (41) are arranged on the support (42).

7. The efficient internal circulation air flue of the oven, as claimed in claim 4, wherein the control panel (7) is provided with three ammeter which are respectively used for measuring the currents of the return air fan (2), the blower (3) and the heating device (4).

8. The efficient internal circulation air flue of the oven according to claim 1, wherein a plurality of switch windows (512) are arranged at the top of the drying chamber (51) of the oven (5), the switch windows (512) are arranged above each drying bracket (6), and the switch windows (512) are opened and closed by a hydraulic push rod (5121).