CN214065473U

CN214065473U - Moisture drying furnace

Info

Publication number: CN214065473U
Application number: CN202021842305.4U
Authority: CN
Inventors: 赵成波; 栾子坤
Original assignee: Dalian Scienvic Technical Engineering Co ltd
Current assignee: Dalian Scienvic Technical Engineering Co ltd
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-08-27
Anticipated expiration: 2030-08-29

Abstract

The utility model discloses a moisture drying furnace. This moisture drying oven includes: the drying device comprises a drying chamber, wherein an inlet pneumatic door is arranged at the inlet end of the drying chamber, an outlet pneumatic door is arranged at the outlet end of the drying chamber, and a combustion chamber and a fan chamber communicated with the combustion chamber are arranged on one side of the drying chamber; two sides of the top of the interior of the drying chamber are provided with two in-furnace air supply pipelines, two sides of the bottom of the interior of the drying chamber are provided with two in-furnace return air pipelines, the in-furnace air supply pipelines are provided with first air ports, the in-furnace return air pipelines are provided with second air ports, and the first air ports and the second air ports are provided with air volume adjusting valves; the pneumatic door department forms the air curtain, can effectively prevent that the hot-air in the drying chamber is excessive to the operating personnel who guarantees the front and back process is not influenced, and will send back the wind pipeline and all place inside the drying furnace, can energy saving effectively, send back the wind pipeline and go up to open the wind gap that has the adjustable amount of wind volume of a certain quantity, with the size of adjustment volume of sending back the wind, keep the interior temperature of stove even.

Description

Moisture drying furnace

Technical Field

The utility model relates to a stoving technical field, concretely relates to moisture drying furnace.

Background

In the manufacturing process of a certain workpiece, the workpiece needs to be subjected to spray type pretreatment firstly, and the workpiece is used as workpiece surface cleaning work before paint spraying, specifically, grease and dust on the surface of the workpiece are washed off at a degreasing station, degreasing liquid on the surface of the workpiece is washed off at a water washing station, the workpiece is washed off at a pure water washing station by using pure water, a nano ceramic coating is formed on the surface of the workpiece at a vitrification station, so that the adhesive force between paint and the workpiece is enhanced, the surface of the workpiece is washed off at the pure water washing station by using the pure water, most of water on the surface of the workpiece is blown off at a water blowing station, and then the moisture on the surface of the workpiece can be dried by using a moisture drying furnace. The existing moisture drying oven often has the problems of hot air overflow and uneven temperature in the oven. Therefore, it is necessary to provide a moisture drying oven to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The invention aims to overcome the defects and provide a moisture drying furnace to solve the problems of hot air overflow and non-uniform temperature in the existing moisture drying furnace.

The utility model provides a moisture drying oven, include: the drying device comprises a drying chamber, wherein an inlet pneumatic door is arranged at the inlet end of the drying chamber, an outlet pneumatic door is arranged at the outlet end of the drying chamber, and a combustion chamber and a fan chamber communicated with the combustion chamber are arranged on one side of the drying chamber;

two sides of the inner top of the drying chamber are provided with two in-furnace air supply pipelines, two sides of the inner bottom of the drying chamber are provided with two in-furnace return air pipelines, a first air port is arranged on the in-furnace air supply pipeline, a second air port is arranged on the in-furnace return air pipeline, and air volume adjusting valves are arranged on the first air port and the second air port; the top parts of the two in-furnace air supply pipelines are respectively connected with a first vertical pipeline and a second vertical pipeline, the top parts of the first vertical pipeline and the second vertical pipeline are communicated through a first horizontal pipeline, and a second horizontal pipeline is connected between the two in-furnace return air pipelines;

a fan device is arranged in the fan chamber and is communicated with the second horizontal pipeline through a fan pipeline, the top of the combustion chamber is communicated with the first horizontal pipeline through a third vertical pipeline, and a sealing cover door is arranged on the combustion chamber; and a hoisting device is arranged above the inside of the drying chamber and used for dropping the workpiece to be dried in the drying chamber.

Further, the fan device comprises a motor, a conveyor belt and a fan, wherein a first belt wheel is arranged at the output end of the motor, a second belt wheel is arranged on a fan shaft of the fan, and the conveyor belt is connected between the first belt wheel and the second belt wheel.

Further, the combustion chamber is heated by gas.

Further, the thickness of the oven wall plate of the drying chamber is 100mm, the oven wall plate comprises an inner plate, an outer plate and a middle layer positioned between the inner plate and the outer plate, the inner plate is a galvanized steel plate, the outer plate is a color steel plate, and the middle layer is 120kg/m3 heat insulation rock wool.

Furthermore, exhaust butterfly valves are arranged at the tops of two ends of the drying chamber.

The utility model discloses following beneficial effect has: the utility model provides a pair of moisture drying furnace, entry end at the drying chamber is provided with entry pneumatic door, the exit end of drying chamber is provided with export pneumatic door, locate to form the air curtain in pneumatic door, can effectively prevent the hot-air in the drying chamber excessive, and guarantee that the operating personnel of front and back process is not influenced, and will send back the wind pipeline and all place inside the drying furnace, can the energy saving effectively, send back the wind gap that opens the adjustable amount of wind that has a certain quantity on the wind pipeline, with the size of the amount of wind is sent back in the adjustment, keep the furnace temperature even.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic top view of a moisture drying oven provided by the present invention.

Fig. 2 is a schematic sectional view taken along the direction a-a in fig. 1.

Fig. 3 is a schematic view of fig. 2 in direction E.

Fig. 4 is a schematic sectional view in the direction F-F of fig. 2.

Fig. 5 is a schematic sectional view of the moisture drying oven according to the present invention, which is placed at the horizontal plane.

Fig. 6 is a schematic cross-sectional view taken along the direction B-B in fig. 5.

Fig. 7 is a schematic cross-sectional view in the direction D-D of fig. 5.

Fig. 8 is a schematic view of fig. 5 in direction C.

Illustration of the drawings: 1-a drying chamber; 2-inlet pneumatic door; 3-outlet pneumatic gate; 4-a fan chamber; 5-a fan device; 6-a combustion chamber; 7-a first horizontal pipe; 8-a first vertical pipe; 9-a second vertical pipe; 10-a furnace air supply pipeline; 11-a return air pipeline in the furnace; 12-a first tuyere; 13-a second tuyere; 14-exhaust gas butterfly valve; 15-hoisting device; 16-a second horizontal pipe; 17-a motor; 18-a fan; 19-a conveyor belt; 20-a third vertical pipe; 21-passing a fan pipeline; 22-a cover door; 100-workpiece.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1 to 8, an embodiment of the present invention provides a moisture drying oven, including: the drying chamber comprises a drying chamber 1, wherein an inlet pneumatic door 2 is arranged at the inlet end of the drying chamber 1, an outlet pneumatic door 3 is arranged at the outlet end of the drying chamber 1, and a combustion chamber 6 and a fan chamber 4 communicated with the combustion chamber 6 are arranged on one side of the drying chamber 1. The outer sides of the inlet pneumatic door 2 and the outlet pneumatic door 3 are respectively a previous station and a next station of the drying station. The pneumatic door can be provided with an air curtain machine, and the high-speed motor drives strong air flow generated by the through-flow or centrifugal wind wheel to form an invisible door curtain, so that hot air in the drying chamber can be effectively prevented from overflowing, and operators in the front and rear processes are not influenced.

Two in-furnace air supply pipelines 10 are arranged on two sides of the top of the drying chamber 1, two in-furnace return air pipelines 11 are arranged on two sides of the bottom of the drying chamber 1, a first air port 12 is arranged on each in-furnace air supply pipeline 10, a second air port 13 is arranged on each in-furnace return air pipeline 11, air volume adjusting valves are arranged on each first air port 12 and each second air port 13, the air volume of the air supply return air can be adjusted through the air volume adjusting valves, and the temperature in the oven can be kept uniform.

The tops of the two in-furnace air supply pipelines 10 are respectively connected with a first vertical pipeline 8 and a second vertical pipeline 9, the tops of the first vertical pipeline 8 and the second vertical pipeline 9 are communicated through a first horizontal pipeline 7, and a second horizontal pipeline 16 is connected between the two in-furnace return air pipelines 11.

Be provided with fan device 5 in the fan room 4, fan device 5 passes through

fan pipeline

21 and 16 intercommunications of second horizontal pipeline, and 6 tops in combustion chamber are through third

vertical pipeline

20 and 7 intercommunications of first horizontal pipeline, are provided with closing cap door 22 on the combustion chamber 6, can adopt the gas heating in the combustion chamber 6, and the heat source adopts the gas, and combustion system's operational mode can set up to energy-conserving mode, and automatically regulated burning firepower reduces running cost. A hoisting device 15 is arranged above the inside of the drying chamber 1, and the hoisting device 15 is used for dropping the workpiece 100 to be dried in the drying chamber 1.

Specifically, the fan device 5 includes a motor 17, a conveyor belt 19, and a fan 18, wherein an output end of the motor 17 is provided with a first belt pulley, a fan shaft of the fan 18 is provided with a second belt pulley, and the conveyor belt 19 is connected between the first belt pulley and the second belt pulley. The fan 18 is driven by the motor 17 via the conveyor belt 19 to operate, so that air is supplied and returned, and the direction of the arrow in fig. 6 is the direction of air flow.

Specifically, the oven wall plate of the drying chamber 1 has a thickness of 100mm, and is composed of an inner plate, an outer plate and an intermediate layer positioned between the inner plate and the outer plate, wherein the inner plate is a galvanized steel plate, the outer plate is a color steel plate, and the intermediate layer is 120kg/m3 heat-insulating rock wool, and is formed by pressing with a machine, so that the heat-insulating effect is good. The furnace wall plate can adopt a plug-in structure, and the plug-in end face is designed into a heat insulation bridge, so that the heat conduction phenomenon at the plug-in position of the previous plug-in plate structure is changed, the heat leakage phenomenon of the furnace wall plate is thoroughly overcome, the heat source is effectively utilized, and the operation cost is reduced.

Specifically, both end tops of the drying chamber 1 are provided with exhaust butterfly valves 14 to discharge air pushed out by thermal expansion.

To sum up, the utility model discloses a moisture drying furnace is provided with entry pneumatic door 2 at the entry end of drying chamber 1, the exit end of drying chamber is provided with export pneumatic door 3, locate to form the air curtain at pneumatic door, can effectively prevent hot-air overflow in the drying chamber 1, and the operating personnel who guarantees the front and back process is not influenced, and will send back the wind pipeline and all place inside the drying furnace, energy saving effectively, send back the wind pipeline and go up the wind gap that opens the adjustable amount of wind that has a certain quantity, with the size of the adjustment volume of sending back the wind, keep the interior temperature of stove even.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A moisture drying oven, comprising: the drying device comprises a drying chamber (1), wherein an inlet pneumatic door (2) is arranged at the inlet end of the drying chamber (1), an outlet pneumatic door (3) is arranged at the outlet end of the drying chamber (1), and a combustion chamber (6) and a fan chamber (4) communicated with the combustion chamber (6) are arranged on one side of the drying chamber (1);

two in-furnace air supply pipelines (10) are arranged on two sides of the top of the interior of the drying chamber (1), two in-furnace return air pipelines (11) are arranged on two sides of the bottom of the interior of the drying chamber (1), a first air port (12) is arranged on each in-furnace air supply pipeline (10), a second air port (13) is arranged on each in-furnace return air pipeline (11), and air volume adjusting valves are arranged on each first air port (12) and each second air port (13); the tops of the two in-furnace air supply pipelines (10) are respectively connected with a first vertical pipeline (8) and a second vertical pipeline (9), the tops of the first vertical pipeline (8) and the second vertical pipeline (9) are communicated through a first horizontal pipeline (7), and a second horizontal pipeline (16) is connected between the two in-furnace air return pipelines (11);

a fan device (5) is arranged in the fan chamber (4), the fan device (5) is communicated with the second horizontal pipeline (16) through a fan pipeline (21), the top of the combustion chamber (6) is communicated with the first horizontal pipeline (7) through a third vertical pipeline (20), and a sealing cover door (22) is arranged on the combustion chamber (6); a hoisting device (15) is arranged above the inside of the drying chamber (1), and the hoisting device (15) is used for dropping a workpiece (100) to be dried in the drying chamber (1).

2. Moisture drying oven according to claim 1, characterized in that the fan device (5) comprises a motor (17), a conveyor belt (19) and a fan (18), the output of the motor (17) being provided with a first pulley, the fan shaft of the fan (18) being provided with a second pulley, the conveyor belt (19) being connected between the first pulley and the second pulley.

3. Moisture drying oven according to claim 1, characterized in, that the combustion chamber (6) is heated by gas.

4. The moisture drying furnace according to claim 1, wherein the wall plate of the drying chamber (1) has a thickness of 100mm, and the wall plate is composed of an inner plate, an outer plate and an intermediate layer between the inner plate and the outer plate, wherein the inner plate is a galvanized steel plate, the outer plate is a color steel plate, and the intermediate layer is 120kg/m3 heat-insulating rock wool.

5. The moisture drying oven according to claim 1, characterized in that the top of the drying chamber (1) is provided with a waste gas exhausting butterfly valve (14).