CN111238201A - Natural gas direct heating device for coating drying furnace - Google Patents
Natural gas direct heating device for coating drying furnace Download PDFInfo
- Publication number
- CN111238201A CN111238201A CN201811436364.9A CN201811436364A CN111238201A CN 111238201 A CN111238201 A CN 111238201A CN 201811436364 A CN201811436364 A CN 201811436364A CN 111238201 A CN111238201 A CN 111238201A
- Authority
- CN
- China
- Prior art keywords
- drying furnace
- heat exchange
- main body
- air
- furnace main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/02—Heating arrangements using combustion heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
- F26B25/007—Dust filtering; Exhaust dust filters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The invention discloses a natural gas direct heating device for a coating drying furnace, which comprises a drying furnace main body, wherein two circulating fans which are symmetrically distributed are fixedly arranged at the inner bottom of the drying furnace main body, air outlets of the two circulating fans are respectively and fixedly connected with air inlets of two circulating air pipes, air outlets of the two circulating air pipes are distributed at two sides of a workpiece moving system in the drying furnace main body, a coated workpiece is placed on a mesh belt, the workpiece moves along with the mesh belt through the workpiece moving system, a burner is started to burn natural gas conveyed by the burner, so that the drying furnace main body forms a combustion chamber, fresh air is introduced into the drying furnace main body through the circulating fans and the circulating air pipes, the drying effect of equipment is improved, and the functional effect can be achieved without making a combustion chamber again after improvement, raw materials are saved, and the manual manufacturing cost is saved.
Description
Technical Field
The invention relates to a heating device, in particular to a natural gas direct heating device for a coating drying furnace.
Background
Painting is an important step in modern product manufacturing processes. The quality of antirust and anticorrosive coatings is one of the important aspects of the overall quality of products. The appearance quality of the product not only reflects the protection and decoration performance of the product, but also is an important factor forming the value of the product, the coating is a system engineering, and comprises three basic procedures of treatment, coating process and drying of the surface of a coated object before coating, and a coating system with reasonable design, selects proper coating, determines good operation environmental conditions, and performs important links of quality, process management, technical economy and the like.
While the conventional coating oven mainly comprises a drying oven 101, a first circulating air pipe 102, a first circulating fan 103, a combustion chamber 104, a first burner 105 and the like (the terms "first", "second" and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance), please refer to fig. 4, which results in too high cost for manufacturing the equipment, and at the same time, the discharged gas cannot be effectively utilized by heat energy.
Disclosure of Invention
The invention aims to provide a natural gas direct heating device for a coating drying furnace, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a natural gas direct heating device for a coating drying furnace comprises a drying furnace main body and is characterized in that two circulating fans which are symmetrically distributed are fixedly installed at the inner bottom of the drying furnace main body, air outlets of the two circulating fans are fixedly connected with air inlets of two circulating air pipes respectively, air outlets of the two circulating air pipes are distributed on two sides of a workpiece movement system in the drying furnace main body, burners are fixedly installed on the upper sides of the air outlets of the two circulating air pipes, and the burners are connected with an external natural gas conveying system through guide pipes; and a heat exchange system is fixedly arranged on the outer top wall of the drying furnace main body.
As a further scheme of the invention: the heat transfer system is by heat transfer jar, inlet chamber mouth, exhaust accent, check valve, inlet tube, drain pipe, coiled pipe, drying device, heat transfer jar fixed mounting is at the upper surface of drying furnace main part, and the air inlet of heat transfer jar passes through pipe and inlet chamber mouth fixed connection, and fixed mounting has the exhaust fan in inlet chamber mouth 6, and inlet chamber mouth fixed mounting is gone out the stove mouth at the work piece of drying furnace main part, and the gas vent of heat transfer jar passes through pipe and exhaust accent fixed connection, and exhaust accent fixed mounting is at the roof of drying furnace main part, and fixed mounting has the check valve on the pipe that the gas vent is connected, the both ends of heat transfer jar are installed respectively and are connected with inlet tube and drain pipe, and install the coiled pipe in the heat transfer jar, the both ends of coiled pipe respectively with inlet tube and drain pipe fixed connection, the equal fixed mounting in both sides inner wall of heat transfer jar has.
As a further scheme of the invention: the workpiece motion system is composed of a mesh belt and a linear roller way, a guide roller is arranged at the bottom of the mesh belt and is meshed with the mesh belt, the guide roller is in transmission connection with a driving roller, the driving roller is driven by a frequency converter driving speed reduction motor, the transmission speed of the mesh belt is 10mm/min, a plurality of transmission rollers are installed on the linear roller way, and the transmission rollers are driven by a frequency converter driving speed reduction motor.
Compared with the prior art, the invention has the beneficial effects that:
1. the conventional oven mainly comprises an oven body, a circulating air pipe, a circulating fan, a heater, a combustion chamber and the like, and the conventional oven can achieve the functional effect without making the combustion chamber after being improved, thereby saving raw materials and labor cost.
2. According to the invention, waste gas is introduced into the heat exchange tank through the exhaust fan in the air inlet cavity, the water inlet pipe is fixedly connected with the drain valve of the clean water tank, the drain pipe is communicated with the water storage tank, the air outlet cavity is connected with the air inlet for waste gas treatment, and water liquid in the serpentine pipe is heated by residual heat of the waste gas in the heat exchange tank and is discharged into the water storage tank to improve the utilization of heat energy.
Drawings
Fig. 1 is a schematic diagram of the internal structure of a natural gas direct heating device for a coating drying furnace.
Fig. 2 is a schematic structural diagram of a drying device in a natural gas direct heating device for a coating drying furnace.
Fig. 3 is a schematic structural diagram of what is in a natural gas direct heating device for a coating drying furnace.
Fig. 4 is a schematic structural diagram of a natural gas direct heating device for a coating drying furnace in a conventional manner.
In the figure: the drying furnace comprises a drying furnace body 1, a circulating air pipe 2, a circulating fan 3, a burner 4, a heat exchange tank 5, an air inlet cavity opening 6, an exhaust cavity opening 7, a one-way valve 8, a water inlet pipe 9, a water outlet pipe 10, a coiled pipe 11, a drying device 12, a mounting column 121, a through hole 122, a mounting cavity 123, an activated carbon column 124, a drying furnace 101, a first circulating air pipe 102, a first circulating fan 103, a combustion chamber 104 and a first burner 105.
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, in the embodiment of the present invention, a natural gas direct heating device for a coating drying furnace comprises a drying furnace main body 1, two circulating fans 3 are fixedly installed at the inner bottom of the drying furnace main body 1, the air outlets of the two circulating fans 3 are respectively and fixedly connected with the air inlets of two circulating air pipes 2, the air outlets of the two circulating air pipes 2 are distributed at the two sides of a workpiece moving system in the drying furnace main body 1, the workpiece moving system is composed of a mesh belt and a linear roller table, a guide roller is installed at the bottom of the mesh belt, the guide roller and the mesh belt are engaged and connected, the guide roller is in transmission connection with a driving roller, the driving roller is driven by a frequency converter driving speed reduction motor, the transmission speed of the mesh belt is 10mm/min, a plurality of transmission rollers are installed on the linear roller table, the transmission rollers are driven by the frequency converter driving speed reduction motor, a burner 4 is fixedly installed at the upper side, and the combustor 4 is connected with an external natural gas conveying system through a conduit (the workpiece moving system and the natural gas conveying system are mature technologies in the prior art and are not described herein in detail).
When using, through placing the work piece that the application is good on the guipure, make the work piece along with the guipure removes through work piece motion system, open combustor 4 and burn the natural gas that comes with carrying for drying furnace main part 1 forms the combustion chamber, lets in the new trend in to drying furnace main part 1 through circulating fan 3 and circulation tuber pipe 2 simultaneously, with improve equipment's stoving effect.
Referring to fig. 2, a heat exchange system is fixedly installed on the outer top wall of a drying oven main body 1, the heat exchange system comprises a heat exchange tank 5, an air inlet cavity opening 6, an air outlet cavity opening 7, a check valve 8, an air inlet pipe 9, a water outlet pipe 10, a coiled pipe 11 and a drying device 12, the heat exchange tank 5 is fixedly installed on the upper surface of the drying oven main body 1, an air inlet of the heat exchange tank 5 is fixedly connected with the air inlet cavity opening 6 through a guide pipe, an exhaust fan is fixedly installed in the air inlet cavity opening 6, the air inlet cavity opening 6 is fixedly installed at a workpiece outlet of the drying oven main body 1, an exhaust port of the heat exchange tank 5 is fixedly connected with the air outlet cavity opening 7 through a guide pipe, the air outlet cavity opening 7 is fixedly installed on the top wall of the drying oven main body 1, the check valve 8 is fixedly installed on the guide pipe connected with the exhaust port to prevent outside air from entering the heat exchange tank 5 from the air, and a coiled pipe 11 is arranged in the heat exchange tank 5, two ends of the coiled pipe 11 are respectively and fixedly connected with a water inlet pipe 9 and a water outlet pipe 10, and drying devices 12 are fixedly arranged on the inner walls of two sides of the heat exchange tank 5.
The work piece of drying furnace main part 1 is gone out furnace mouth department and is installed air inlet chamber mouth 6 that is used for discharging waste gas, introduce waste gas into heat transfer jar 5 through the exhaust fan in the air inlet chamber mouth 6, with the drain valve fixed connection of inlet tube 9 and clean water basin, drain pipe 10 and cistern intercommunication, be connected exhaust chamber mouth 7 and exhaust-gas treatment's air inlet simultaneously (not describe in this scheme), heat the water liquid in the coiled pipe 11 side by side to the utilization in the cistern with improvement heat energy through the remaining heat of waste gas in the heat transfer jar 5.
Referring to fig. 3, the drying device 12 is composed of a mounting column 121, a through hole 122, a mounting cavity 123 and an activated carbon column 124, the mounting column 121 is fixedly mounted inside the heat exchange tank 5, the mounting column 121 is provided with the through hole 122 for the water pipe to pass through and the mounting cavities 123 uniformly distributed, the activated carbon column 124 is fixedly mounted in each mounting cavity 123, and the exhaust gas entering the heat exchange tank 5 primarily adsorbs harmful gas through the activated carbon column 124 in the mounting cavity 123, so as to reduce the subsequent process of exhaust gas treatment.
The circuits and controls involved in the present invention are prior art and will not be described in detail herein.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
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 invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (4)
1. A natural gas direct heating device for a coating drying furnace comprises a drying furnace main body (1) and is characterized in that two circulating fans (3) which are symmetrically distributed are fixedly installed at the inner bottom of the drying furnace main body (1), air outlets of the two circulating fans (3) are fixedly connected with air inlets of two circulating air pipes (2) respectively, air outlets of the two circulating air pipes (2) are distributed on two sides of a workpiece movement system in the drying furnace main body (1), burners (4) are fixedly installed on the upper sides of the air outlets of the two circulating air pipes (2), and the burners (4) are connected with an external natural gas conveying system through guide pipes; and a heat exchange system is fixedly arranged on the outer top wall of the drying furnace main body (1).
2. The natural gas direct heating device for the coating drying furnace as claimed in claim 1, wherein the heat exchange system comprises a heat exchange tank (5), an air inlet chamber port (6), an air outlet chamber port (7), a one-way valve (8), an inlet pipe (9), a drain pipe (10), a serpentine pipe (11) and a drying device (12), the heat exchange tank (5) is fixedly arranged on the upper surface of the drying furnace main body (1), an air inlet of the heat exchange tank (5) is fixedly connected with the air inlet chamber port (6) through a conduit, an exhaust fan is fixedly arranged in the air inlet chamber port 6, the air inlet chamber port (6) is fixedly arranged on a workpiece outlet of the drying furnace main body (1), an air outlet of the heat exchange tank (5) is fixedly connected with the air outlet chamber port (7) through a conduit, the air outlet chamber port (7) is fixedly arranged on the top wall of the drying furnace main body (1), and the one-way valve (8) is fixedly arranged on a conduit connected with, the utility model discloses a solar energy heat exchange device, including heat exchange tank (5), inlet tube (9) and drain pipe (10) are installed respectively at the both ends of heat exchange tank (5), and install coiled pipe (11) in heat exchange tank (5), the both ends of coiled pipe (11) respectively with inlet tube (9) and drain pipe (10) fixed connection, the equal fixed mounting in both sides inner wall of heat exchange tank (5) has drying device (12).
3. The natural gas direct heating device for the coating drying furnace as claimed in claim 2, wherein the drying device (12) is composed of a mounting column (121), a through hole (122), a mounting cavity (123) and an activated carbon column (124), the mounting column (121) is fixedly mounted inside the heat exchange tank (5), the mounting column (121) is provided with the through hole (122) for water pipe penetration and a plurality of uniformly distributed mounting cavities (123), and the activated carbon column (124) is fixedly mounted in each mounting cavity (123).
4. The natural gas direct heating device for the coating drying furnace as claimed in claim 1, wherein the workpiece motion system is composed of a mesh belt and a linear roller table, a guide roller is arranged at the bottom of the mesh belt, the guide roller and the mesh belt are meshed and connected, the guide roller is in transmission connection with a drive roller, the drive roller is driven by a frequency converter driving speed reduction motor, the transmission speed of the mesh belt is 10mm/min, a plurality of transmission rollers are installed on the linear roller table, and the transmission rollers are driven by a frequency converter driving speed reduction motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436364.9A CN111238201A (en) | 2018-11-28 | 2018-11-28 | Natural gas direct heating device for coating drying furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436364.9A CN111238201A (en) | 2018-11-28 | 2018-11-28 | Natural gas direct heating device for coating drying furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111238201A true CN111238201A (en) | 2020-06-05 |
Family
ID=70865434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811436364.9A Pending CN111238201A (en) | 2018-11-28 | 2018-11-28 | Natural gas direct heating device for coating drying furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111238201A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115371370A (en) * | 2022-08-12 | 2022-11-22 | 浙江日鼎涂装科技有限公司 | Coating drying chamber capable of drying workpieces at multiple angles |
-
2018
- 2018-11-28 CN CN201811436364.9A patent/CN111238201A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115371370A (en) * | 2022-08-12 | 2022-11-22 | 浙江日鼎涂装科技有限公司 | Coating drying chamber capable of drying workpieces at multiple angles |
| CN115371370B (en) * | 2022-08-12 | 2023-07-21 | 浙江日鼎涂装科技有限公司 | Coating drying chamber capable of drying workpieces at multiple angles |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203944539U (en) | A kind of shell surface film curing drying plant | |
| CN101492817B (en) | Phosphorization automatization process and apparatus for anti-theft door | |
| CN111238201A (en) | Natural gas direct heating device for coating drying furnace | |
| CN210045669U (en) | Aluminum profile spraying and drying device | |
| CN218846849U (en) | Energy-saving efficient continuous green brick roasting production kiln | |
| CN209388781U (en) | A kind of horizontal enameling machine | |
| CN209214285U (en) | A kind of coating drying oven natural gas direct heater | |
| CN215815398U (en) | Energy-saving drying furnace of horizontal enamelling machine | |
| CN206131029U (en) | Automobile coating radiation area heating furnace waste heat recovery device | |
| CN203820851U (en) | Anti-corrosion sewage discharge type purifying operation monitoring three-chamber vacuum furnace | |
| CN203664158U (en) | Drying system of automobile coating production line | |
| CN209877673U (en) | Waste heat recovery device | |
| WO2020168689A1 (en) | Heat treatment production line without charging basket | |
| CN207907745U (en) | A kind of degreasing bath combustion gas drying chamber waste heat for supplying device | |
| CN110559848A (en) | Heat storage type catalytic oxidation furnace with good heat storage effect | |
| CN207641198U (en) | A kind of aluminium sheet cold-rolling mill with smog reclaiming clean function | |
| CN217504336U (en) | Efficient energy-saving environment-friendly type heat cleaning furnace | |
| CN218078814U (en) | Environment-friendly baking finish house | |
| CN216897342U (en) | Waste gas waste heat recycling system of coating equipment | |
| CN206269642U (en) | Car Body Painting equipment waste-heat recovery device | |
| CN205860796U (en) | A kind of galvanized wire bootstrap system | |
| CN219731091U (en) | Electrophoresis line for surface treatment of profile | |
| CN219804915U (en) | Waste heat utilization type oven for profile powder spraying line | |
| CN204470025U (en) | Color-coating line waste gas recovery utilizes system | |
| CN220159629U (en) | Tail gas treatment device for building gypsum production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200605 |
|
| WD01 | Invention patent application deemed withdrawn after publication |