CN215337493U

CN215337493U - Drying device with waste heat recovery function

Info

Publication number: CN215337493U
Application number: CN202120439720.3U
Authority: CN
Inventors: 钟佩思; 刘金铭; 郭世贺; 李梁; 祝星晨
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-12-28
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a drying device with a waste heat recovery function, which comprises a drying box, wherein a motor is arranged at the top end of the drying box, the output end of the motor is connected with a rotating rod, one end of the rotating rod penetrates through a drying rack to be connected with the bottom end of the drying box, electric heating plates are arranged on two sides of the inner cavity of the drying box, a waste heat recovery mechanism is fixedly arranged on one side of the top end of the drying box and consists of a recovery box, an air inlet pipe, a first gas-liquid separation plate, a second gas-liquid separation plate and a suction fan, the inner wall of the recovery box is provided with the first gas-liquid separation plate and the second gas-liquid separation plate, the bottom end of the recovery box is provided with the air inlet pipe in a penetrating manner, and the top end of the recovery box is provided with the suction fan The matching of the rotating rod, the drying rack and the drying plate realizes the purpose of uniform drying.

Description

Drying device with waste heat recovery function

Technical Field

The utility model relates to the technical field of drying equipment, in particular to a drying device with a waste heat recovery function.

Background

The drying equipment refers to a combination of a series of mechanical equipment for drying moisture or other liquid on the surface of an object by certain technical means. Popular drying techniques are mainly ultraviolet drying, infrared drying, electromagnetic drying and hot air drying. They have various characteristics and are widely applied to drying various mechanical equipment and food, namely a hot air dryer, which performs heat and moisture exchange with an object in a natural or forced convection circulation mode by taking hot air as a drying medium, and the moisture on the surface of the material, namely water vapor, is diffused to an airflow main body through an air film on the surface; at the same time, as a result of the vaporization of the surface of the material, a moisture gradient difference is produced between the interior and the surface of the material, and the moisture in the interior of the material is thus diffused in the form of a vapor or liquid towards the surface.

However, the existing drying device also generates some new requirements in the process of enterprise production practice, one of which is: the existing drying device has no waste heat recycling function, and redundant air is directly exhausted from an exhaust port, so that not only is heat wasted, but also the energy-saving and environment-friendly requirements are not met; the second step is as follows: the existing drying device has uneven heating effect, and the drying object can not be heated uniformly, thus the product quality is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drying device with a waste heat recovery function, which aims to solve the problems that the existing drying device provided in the background technology has no waste heat recovery and utilization function, and redundant air is directly discharged from an exhaust port, so that not only is heat wasted, but also the energy-saving and environment-friendly requirements are not met; the existing drying device has the problems of uneven heating effect, and reduced product quality due to the fact that drying objects cannot be uniformly heated.

In order to achieve the purpose, the utility model provides the following technical scheme: a drying device with a waste heat recovery function comprises a drying box, wherein one side of the front side of the drying box is hinged with one side of a sealing door through an opening, a motor is fixedly arranged at the middle part of the bottom end of the drying box, the output end of the motor penetrates through the top end of the drying box and is fixedly connected with one end of a rotating rod, the other end of the rotating rod penetrates through a drying rack and is rotatably connected with the middle part of the bottom end of an inner cavity of the drying box, the drying box is sleeved on the outer surface of the rotating rod, a plurality of drying plates are fixedly arranged on the two sides of the inner wall of the drying rack at equal intervals, electric heating plates are fixedly arranged on the two sides of the inner cavity of the drying box, a waste heat recovery mechanism is fixedly arranged on one side of the top end of the drying box and consists of a recovery box, an air inlet pipe, a first gas-liquid separation plate, a second gas-liquid separation plate and a suction fan, a first gas-liquid separation plate is fixedly arranged on one side of the top of the inner wall of the recovery box, the bottom fixedly connected with second gas-liquid separation board of collection box opposite side, the intake pipe has been alternate to one side of collection box bottom, just the one end of intake pipe and the fixed intercommunication of the inner chamber of stoving case, the other end of intake pipe is located second gas-liquid separation board under, the middle part fixed mounting on collection box top has the suction fan, just the input of suction fan and the fixed intercommunication of the inner chamber of collection box, the output of suction fan passes through the fixed intercommunication in bottom of gas-supply pipe and stoving case one side.

As a preferable technical scheme of the utility model, the front surface of the sealing door is provided with an observation port, and the top of the observation port is fixedly provided with an observation window.

As a preferred technical scheme of the utility model, four corners of the bottom end of the drying box are fixedly connected with supporting legs, and the bottom ends of the supporting legs are fixedly connected with non-slip mats.

In a preferred embodiment of the present invention, the first gas-liquid separation plate and the second gas-liquid separation plate are both of a "v" shaped structure, and a gap is provided between the first gas-liquid separation plate and the second gas-liquid separation plate.

As a preferred technical scheme of the utility model, a motor switch button, a suction fan switch button and an electric heating plate switch button are fixedly installed on one side of the drying box, and the motor, the suction fan and the electric heating plate are respectively electrically connected with an external power supply through the motor switch button, the suction fan switch button and the electric heating plate switch button.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the matching of the recovery box, the air inlet pipe, the first gas-liquid separation plate, the second gas-liquid separation plate, the suction fan and the gas pipe, after materials are placed in the drying frame, the sealing door is closed, the electric heating plate is opened, the electric heating plate heats the air in the inner cavity of the drying box, meanwhile, the air in the inner cavity of the drying box circulates and circulates to the recovery box through the air inlet pipe by the operation of the suction fan, the circulated hot air firstly meets the first gas-liquid separation plate, first gas-liquid separation is carried out on water vapor in the air, the hot air after the first gas-liquid separation meets the second gas-liquid separation plate again to carry out second gas-liquid separation on the hot air, and the air after the gas-liquid separation is conveyed to the inner cavity of the drying box through the suction fan and the gas pipe again, so that the function of waste heat utilization is achieved, energy conservation and environmental protection are achieved;

2. through the cooperation of motor, bull stick, stoving frame and drying plate, place the material on the drying plate on the frame of drying the back, close sealed motor of opening, the rotation of motor drives the rotation of frame of drying and drying plate to realize that the frame of drying 360 degrees does not have the rotation in dead angle, realize the purpose of even stoving.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of the waste heat recovery mechanism of the present invention;

fig. 4 is a schematic structural view of a second gas-liquid separation plate according to the present invention.

In the figure: 1. a drying box; 2. a waste heat recovery mechanism; 3. a suction fan; 4. a sealing door; 5. an observation window; 6. an electrical heating plate; 7. a motor; 8. a rotating rod; 9. a drying rack; 10. a gas delivery pipe; 11. a recycling bin; 12. a second gas-liquid separation plate; 13. an air inlet pipe; 14. a first gas-liquid separation plate; 15. and (5) drying the board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a drying device with a waste heat recovery function, comprising a drying box 1, wherein one side of the front surface of the drying box 1 is hinged with one side of a sealing door 4 through an opening, a motor 7 is fixedly installed in the middle of the bottom end of the drying box 1, the output end of the motor 7 passes through the top end of the drying box 1 and is fixedly connected with one end of a rotating rod 8, the other end of the rotating rod 8 passes through a drying rack 9 and is rotatably connected with the middle of the bottom end of the inner cavity of the drying box 1, the drying box 1 is sleeved with the outer surface of the rotating rod 8, a plurality of drying plates 15 are fixedly installed on two sides of the inner wall of the drying rack 9 at equal intervals, electric heating plates 6 are fixedly installed on two sides of the inner cavity of the drying box 1, a waste heat recovery mechanism 2 is fixedly installed on one side of the top end of the drying box 1, the waste heat recovery mechanism 2 is composed of a recovery box 11, an air inlet pipe 13, a first gas-liquid separation plate 14, a second gas-liquid separation plate 12 and a suction fan 3, one side fixed mounting at 11 inner wall tops of collection box has first gas-liquid separation board 14, the bottom fixedly connected with second gas-liquid separation board 12 of 11 opposite sides of collection box, the one side interlude of 11 bottom of collection box has intake pipe 13, and the fixed intercommunication of the one end of intake pipe 13 and the inner chamber of stoving case 1, the other end of intake pipe 13 is located second gas-liquid separation board 12 under, the middle part fixed mounting on 11 top of collection box has suction fan 3, and the input of suction fan 3 and the fixed intercommunication of the inner chamber of collection box 11, the output of suction fan 3 passes through the fixed intercommunication in bottom of gas-

supply pipe

10 and 1 one side of stoving case.

Preferably, the front surface of the sealing door 4 is provided with an observation port, and the top of the observation port is fixedly provided with an observation window 5, so that the inside of the drying box 1 can be observed conveniently;

preferably, four corners of the bottom end of the drying box 1 are fixedly connected with supporting legs, and the bottom ends of the supporting legs are fixedly connected with non-slip mat supporting legs to support the whole equipment;

preferably, the first gas-liquid separation plate 14 and the second gas-liquid separation plate 12 are both in a v-shaped structure, and a gap is left between the first gas-liquid separation plate 14 and the second gas-liquid separation plate 12, so that hot steam can meet and liquefy with the first gas-liquid separation plate 14 and the second gas-liquid separation plate 12 to separate gas and liquid;

preferably, one side fixed mounting of stoving case 1 has motor shift knob, suction fan shift knob and electrical heating board shift knob, and motor 7, suction fan 3 and electrical heating board 6 are respectively through motor shift knob, suction fan shift knob and electrical heating board shift knob and external power supply electric connection.

When the drying device with the waste heat recovery function is used, after materials are placed on a drying plate 15 on a drying frame 9, a sealing door 4 is closed, a motor 7 is opened, the rotation of the motor 7 drives the drying frame 9 and the drying plate 15 to rotate, the drying frame 9360-degree dead angle-free rotation is realized, an electric heating plate 6 is opened at the same time, the electric heating plate 6 heats air in an inner cavity of a drying box 1 to achieve the purpose of uniform drying, a suction fan 3 is opened, the air in the inner cavity of the drying box 1 is circulated and circulated into a recovery box 11 through an air inlet pipe 13 by the operation of the suction fan 3, the circulated hot air meets a first air-liquid separation plate 14 firstly to perform first air-liquid separation on water vapor in the air, the hot air after the first air separation meets a second air-liquid separation plate 12 again to perform second air-liquid separation on the hot air, and the air after the air-liquid separation is conveyed to the inner cavity of the drying box 1 again through the suction fan 3 and a gas pipe 10, thereby achieving the function of waste heat utilization, saving energy and protecting environment.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A drying device with a waste heat recovery function, comprising a drying box (1), characterized in that: one side of the front side of the drying box (1) is hinged to one side of a sealed door (4) through an opening , a motor (7) is fixedly installed in the middle of the bottom end of the drying box (1), and the output end of the motor (7) is fixedly connected to one end of the rotating rod (8) through the top of the drying box (1), The other end of the rotating rod (8) is rotatably connected to the middle of the bottom end of the inner cavity of the drying box (1) through the drying rack (9), and the drying box (1) is sleeved with the rotating rod (8) and the two sides of the inner wall of the drying rack (9) are fixedly installed with several drying plates (15) at equal distances, and electric heating plates (15) are fixedly installed on both sides of the inner cavity of the drying box (1). 6), a waste heat recovery mechanism (2) is fixedly installed on one side of the top of the drying box (1), and the waste heat recovery mechanism (2) consists of a recovery box (11), an air intake pipe (13), a first gas-liquid A separation plate (14), a second gas-liquid separation plate (12) and a suction fan (3) are formed, and a first gas-liquid separation plate (14) is fixedly installed on one side of the top of the inner wall of the recovery box (11). A second gas-liquid separation plate (12) is fixedly connected to the bottom of the other side of the recovery box (11), an air inlet pipe (13) is inserted through one side of the bottom end of the recovery box (11), and the air inlet pipe (13) One end is in fixed communication with the inner cavity of the drying box (1), the other end of the air inlet pipe (13) is located directly below the second gas-liquid separation plate (12), and the middle of the top of the recovery box (11) is fixed A suction fan (3) is installed, and the input end of the suction fan (3) is in fixed communication with the inner cavity of the recovery box (11), and the output end of the suction fan (3) is connected to the drying machine through the air pipe (10) The bottom of one side of the box (1) is fixedly connected.

2. A drying device with a waste heat recovery function according to claim 1, characterized in that: an observation port is opened on the front of the sealing door (4), and an observation port is fixedly installed on the top of the observation port window (5).

3. A drying device with a waste heat recovery function according to claim 1, characterized in that: the four corners of the bottom end of the drying box (1) are fixedly connected with support legs, and the support The bottom ends of the legs are fixedly connected with anti-skid pads.

4. A drying device with waste heat recovery function according to claim 1, characterized in that: the first gas-liquid separation plate (14) and the second gas-liquid separation plate (12) are both "√" "type structure, and a gap is left between the first gas-liquid separation plate (14) and the second gas-liquid separation plate (12).

5. A drying device with waste heat recovery function according to claim 1, characterized in that: one side of the drying box (1) is fixedly installed with a motor switch button, a suction fan switch button and an electric heating A board switch button, and the motor (7), the suction fan (3) and the electric heating plate (6) are respectively electrically connected to the external power supply through the motor switch button, the suction fan switch button and the electric heating plate switch button.