CN113432382A - Hot air circulation drying oven for steel member processing and use method thereof - Google Patents
Hot air circulation drying oven for steel member processing and use method thereof Download PDFInfo
- Publication number
- CN113432382A CN113432382A CN202110542145.4A CN202110542145A CN113432382A CN 113432382 A CN113432382 A CN 113432382A CN 202110542145 A CN202110542145 A CN 202110542145A CN 113432382 A CN113432382 A CN 113432382A
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- Prior art keywords
- pipe
- air
- air inlet
- steel member
- hot air
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
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- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a hot air circulation oven for processing a steel member and a using method thereof, belonging to the technical field of steel member processing, and comprising a box body, a heating cavity, a speed reduction plate, a bracket, a supporting plate, a coiled pipe, a liquid guide pipe and a water pump, wherein a first partition plate is arranged below the interior of the box body, a second partition plate is arranged above the interior of the box body, the heating cavity is arranged between the first partition plate and the bottom of the box body, and a recovery cavity is arranged between the second partition plate and the top of the box body; an air inlet pipe is arranged on the right side in the heating cavity, and a first fan is arranged on the air inlet pipe; the left side and the right side of the bracket are respectively provided with an air inlet hole and an air outlet hole, and a coiled pipe is arranged in the recovery cavity; the connecting pipe is installed to the left side below of retrieving the chamber, is provided with the spiral pipe in the wall body of box. The invention can reduce the speed of the air entering the heating cavity through the arranged speed reducing plate, so that the air is heated more fully when passing through the electric heating wire.
Description
Technical Field
The invention belongs to the technical field of steel member processing, and particularly relates to a hot air circulating oven for processing a steel member and a using method thereof.
Background
The steel member is a steel structure combined member formed by welding connection, has light weight, can be manufactured in a factory, is convenient to construct, has good anti-seismic performance and high recovery value, and is mainly applied to the field of constructional engineering. The steel member is in the course of working, need carry out drying process to the anti-rust paint on surface in the oven, generally adopt the heated air circulation oven to dry the steel member in present stage, but most heated air circulation ovens that are used for steel member processing that have now are in the use, it is often inhomogeneous to distribute the wind, lead to drying in advance from the position that hot-blast air outlet is close, and the position that is far away from hot-blast air outlet is dried insufficiently, most of current heated air circulation ovens do not possess waste gas waste heat recovery and utilization mechanism in addition, still have certain heat in the waste gas that the heated air circulation oven discharged, direct emission causes the waste of a resource, use cost is higher.
Disclosure of Invention
The invention aims to provide a hot air circulating oven for processing a steel member and a using method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a heated air circulation oven for processing steel members comprises a box body, a heating cavity, a speed reduction plate, a bracket, a supporting plate, a coiled pipe, a liquid guide pipe and a water pump, wherein a first partition plate is arranged below the interior of the box body, a second partition plate is arranged above the interior of the box body, the heating cavity is arranged between the first partition plate and the bottom of the box body, a recovery cavity is arranged between the second partition plate and the top of the box body, the bracket is arranged above the first partition plate, a plurality of clamping blocks are uniformly distributed and arranged on the left side and the right side of the bracket from top to bottom, fastening pieces are arranged on the clamping blocks, and the supporting plate is arranged between the clamping blocks on the left side and the right side; an air inlet pipe is arranged on the right side inside the heating cavity, a first fan is arranged on the air inlet pipe, an air outlet nozzle is arranged on the left side of the air inlet pipe, an electric heating wire is arranged on the left side inside the heating cavity, two speed reduction plates are arranged between the electric heating wire and the air outlet nozzle, and an air inlet is arranged on the left side of the first partition plate; the left side and the right side of the bracket are respectively provided with an air inlet hole and an air outlet hole, the left side of the second partition plate is provided with an air guide pipe, a coiled pipe is arranged in the recovery cavity, and the left side of the coiled pipe is connected with an exhaust pipe; the connecting pipe is installed to the left side below of retrieving the chamber, is provided with the spiral pipe in the wall body of box, and the below of connecting pipe is connected to the left side top of spiral pipe.
A use method of a hot air circulation oven for processing a steel member comprises the following steps:
s1, mounting a supporting plate, and placing a steel member on the supporting plate;
s2, introducing outside air, heating the air through an electric heating wire, conveying the air into a bracket, and drying the steel member on the bracket;
s3, enabling waste gas generated after drying to enter the serpentine tube, and exchanging heat with cold water in the recovery cavity;
s4, the heated cold water enters the spiral pipe to keep the temperature of the box body;
and S5, after heat exchange, the water in the spiral pipe is conveyed to the recovery cavity again through the return pipe under the action of the water pump.
As a further scheme of the invention: a plurality of air holes are uniformly distributed in the supporting plate, and bulges are arranged above the supporting plate.
As a further scheme of the invention: the filter is installed on the right side of the air inlet pipe, and the filter is connected with the air inlet pipe through threads.
As a further scheme of the invention: the air distribution holes are formed in the speed reduction plates, and the positions of the air distribution holes in the speed reduction plates on the left side and the right side are staggered.
As a further scheme of the invention: the inlet port from top to bottom is aperture increase in proper order, and quantity increases, is aperture increase and quantity increase from top to bottom through setting up the inlet port.
As a further scheme of the invention: and a second fan is installed on the exhaust pipe, and a water filling port is arranged above the recovery cavity.
As a further scheme of the invention: a plurality of liquid guide pipes are uniformly distributed below the coiled pipe, an output pipe is connected below the liquid guide pipes, and the left side of the output pipe extends to the outer side of the box body.
As a further scheme of the invention: a return pipe is connected to the lower portion of the right side of the spiral pipe, a water pump is mounted on the return pipe, and the upper portion of the return pipe is connected to the right side of the upper portion of the recovery cavity.
Compared with the prior art, the air entering the heating cavity can be decelerated through the arranged deceleration plate, so that the air is heated more fully when passing through the electric heating wire; the plurality of clamping blocks are uniformly distributed on the bracket from top to bottom, so that the distance between two adjacent supporting plates can be adjusted according to the heights of different steel members, and the steel members with different heights and sizes can be conveniently used; the arranged bulges can keep a certain gap between the steel member and the supporting plate when the steel member is placed, thereby facilitating the circulation of hot air and improving the drying effect; the coil pipe and the spiral pipe are matched for use, so that the waste heat of the waste gas can be recycled, and the box body is insulated; through being the aperture increase and quantity increase from top to bottom with the inlet port setting, can make hot-blast cloth wind more even in entering into the bracket.
Drawings
FIG. 1 is a schematic structural view of a hot air circulating oven for processing a steel member.
FIG. 2 is a schematic view showing an outer side structure of a bracket in a heated air circulation oven for processing a steel member.
FIG. 3 is a schematic top view of a pallet in a heated air circulation oven for processing a steel member.
FIG. 4 is a schematic view showing the inner side structure of a bracket in a heated air circulation oven for processing a steel member.
FIG. 5 is a partially enlarged schematic structural view of a hot air circulating oven for processing a steel member.
In the figure: 1. a box body; 2. a first separator; 3. a second separator; 4. a heating cavity; 5. a recovery chamber; 6. an air inlet pipe; 7. a first fan; 8. a filter; 9. an air outlet nozzle; 10. a speed reduction plate; 11. air distribution holes; 12. an electric heating wire; 13. an air inlet; 14. a bracket; 15. a clamping block; 16. a fastener; 17. a support plate; 18. a protrusion; 19. air holes are formed; 20. an air inlet; 21. an air duct; 22. a serpentine tube; 23. a water filling port; 24. an exhaust pipe; 25. a second fan; 26. a catheter; 27. an output pipe; 28. a connecting pipe; 29. a spiral tube; 30. a return pipe; 31. a water pump; 32. and an air outlet.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-5, a hot air circulation oven for processing a steel member comprises a box body 1, a heating cavity 4, a speed reduction plate 10, a bracket 14, a supporting plate 17, a coiled pipe 22, a liquid guide pipe 26 and a water pump 31; a first clapboard 2 is arranged below the inner part of the box body 1, a second clapboard 3 is arranged above the inner part of the box body 1, a heating cavity 4 is arranged between the first clapboard 2 and the bottom of the box body 1, a recovery cavity 5 is arranged between the second clapboard 3 and the top of the box body 1, a bracket 14 is arranged above the first clapboard 2, a plurality of clamping blocks 15 are uniformly arranged on the left side and the right side of the bracket 14 from top to bottom, fasteners 16 are arranged on the clamping blocks 15, a supporting plate 17 is arranged between the clamping blocks 15 on the left side and the right side, the plurality of clamping blocks 15 are uniformly arranged on the bracket 14 from top to bottom, the distance between two adjacent supporting plates 17 can be adjusted according to the heights of different steel members, the steel members with different height sizes can be conveniently used, a plurality of air holes 19 are uniformly arranged on the supporting plate 17, a bulge 18 is arranged above the supporting plate 17, and the steel member can keep a certain, the circulation of hot-blast of being convenient for improves the stoving effect.
An air inlet pipe 6 is arranged on the right side inside the heating chamber 4, a filter 8 is arranged on the right side of the air inlet pipe 6, the filter 8 is in threaded connection with the air inlet pipe 6, the filter 8 can be conveniently detached and installed, the filter 8 can be timely cleaned, the filter 8 can keep a high-efficiency filtering function, a first fan 7 is arranged on the air inlet pipe 6, an air outlet nozzle 9 is arranged on the left side of the air inlet pipe 6, an electric heating wire 12 is arranged on the left side inside the heating chamber 4, the model of the electric heating wire 12 is OCr25A15, two speed reducing plates 10 are arranged between the electric heating wire 12 and the air outlet nozzle 9, a plurality of air distribution holes 11 are formed in the speed reducing plates 10, the positions of the air distribution holes 11 in the speed reducing plates 10 on the left side and the right side are staggered, the air distribution holes 11 in the two speed reducing plates 10 are staggered, the air conveyed by the first fan 7 can be reduced, and the air can be more fully heated when passing through the electric heating wire 12, the left side of the first partition 2 is provided with an air inlet 13.
The left side and the right side of the bracket 14 are respectively provided with an air inlet hole 20 and an air outlet hole 32, the aperture of the air inlet hole 20 is sequentially increased from top to bottom, the quantity of the air inlet hole 20 is increased, the aperture of the air inlet hole 20 is increased from top to bottom, hot air can enter the bracket 14 to distribute air more uniformly, the left side of the second partition plate 3 is provided with an air duct 21, a coiled pipe 22 is arranged in the recovery cavity 5, the left side of the coiled pipe 22 is communicated with the air duct 21, the left side of the coiled pipe 22 is connected with an exhaust pipe 24, the exhaust pipe 24 is provided with a second fan 25, a water filling port 23 is arranged above the recovery cavity 5, waste heat of the waste gas discharged after the hot air is used can be recovered and utilized by the arranged coiled pipe 22, a plurality of liquid guide pipes 26 are uniformly distributed and connected below the coiled pipe 22, an output, the drainage tube 26 and the output tube 27 can guide the water generated by condensing the heat exchange gas in the coiled tube 22, and prevent cold water from remaining in the coiled tube 22 to influence heat exchange.
Retrieve the left side below of chamber 5 and install connecting pipe 28, be provided with spiral pipe 29 in the wall body of box 1, the below of connecting pipe 28 is connected to the left side top of spiral pipe 29, can use the water after the heat transfer intensifies to keep warm to box 1 through the spiral pipe 29 that sets up, the right side below of spiral pipe 29 is connected with back flow 30, install water pump 31 on the back flow 30, the top of back flow 30 is connected to the top right side of retrieving chamber 5, the back flow 30 through setting up can make the water cycle who retrieves in the chamber 5 use, more energy-concerving and environment-protective.
A use method of a hot air circulation oven for processing a steel member comprises the following steps:
s1, firstly, placing the supporting plate 17 on the fixture block 15 according to the height size of the steel member, and then placing the steel member on the supporting plate 17;
s2, introducing outside air into the heating cavity 2 through the first fan 7, reducing the speed of the air through the speed reducing plate 10, heating the air entering through the heating wire 12, and drying the steel members on the supporting plate 17 through the air inlet 13 and the air inlet 20;
s3, enabling waste gas generated in the drying process to enter the coiled pipe 22 through the air duct 21, and enabling the waste gas in the coiled pipe 22 and cold water in the recovery cavity 5 to exchange heat to enable the cold water to be heated;
s4, the heated cold water enters the spiral pipe 29 to keep the temperature of the box body 1;
s5, the water in the spiral pipe 29 is sent to the recovery cavity 5 again through the return pipe 30 under the action of the water pump 31 after heat exchange.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (8)
1. A hot air circulation oven for processing steel members comprises a box body (1), a heating cavity (4), a speed reduction plate (10), a bracket (14), a supporting plate (17), a coiled pipe (22), a liquid guide pipe (26) and a water pump (31), the novel garbage bin is characterized in that a first partition plate (2) is arranged below the interior of the bin body (1), a second partition plate (3) is arranged above the interior of the bin body (1), a heating cavity (4) is formed between the first partition plate (2) and the bottom of the bin body (1), a recovery cavity (5) is formed between the second partition plate (3) and the top of the bin body (1), a bracket (14) is arranged above the first partition plate (2), a plurality of clamping blocks (15) are uniformly distributed on the left side and the right side of the bracket (14) from top to bottom, fasteners (16) are arranged on the clamping blocks (15), and a supporting plate (17) is arranged between the clamping blocks (15) on the left side and the right side; an air inlet pipe (6) is installed on the right side inside the heating cavity (4), a first fan (7) is installed on the air inlet pipe (6), an air outlet nozzle (9) is installed on the left side of the air inlet pipe (6), an electric heating wire (12) is installed on the left side inside the heating cavity (4), two speed reduction plates (10) are installed between the electric heating wire (12) and the air outlet nozzle (9), and an air inlet (13) is formed in the left side of the first partition plate (2); the left side and the right side of the bracket (14) are respectively provided with an air inlet hole (20) and an air outlet hole (32), the left side of the second partition plate (3) is provided with an air guide pipe (21), a coiled pipe (22) is arranged in the recovery cavity (5), and the left side of the coiled pipe (22) is connected with an exhaust pipe (24); a connecting pipe (28) is arranged below the left side of the recovery cavity (5), a spiral pipe (29) is arranged in the wall body of the box body (1), and the lower part of the connecting pipe (28) is connected to the upper part of the left side of the spiral pipe (29);
a use method of a hot air circulation oven for processing a steel member comprises the following steps:
s1, mounting the supporting plate (17), and placing the steel member on the supporting plate (17);
s2, introducing outside air, heating the air through the electric heating wire (12), conveying the air into the bracket (14), and drying the steel member on the supporting plate (17);
s3, enabling waste gas generated after drying to enter the coiled pipe (22) and exchanging heat with cold water in the recovery cavity (5);
s4, the heated cold water enters the spiral pipe (29) to keep the temperature of the box body (1);
s5, after heat exchange, the water in the spiral pipe (29) is conveyed to the recovery cavity (5) again through the return pipe (30) under the action of the water pump (31).
2. The hot air circulation oven for processing the steel member is characterized in that a plurality of air holes (19) are uniformly distributed on the supporting plate (17), and a bulge (18) is arranged above the supporting plate (17).
3. A hot air circulation oven for processing steel members according to claim 1, characterized in that a filter (8) is installed at the right side of the air inlet pipe (6), and the filter (8) is connected with the air inlet pipe (6) through threads.
4. The hot air circulation oven for processing the steel member as claimed in claim 1, wherein the speed reduction plate (10) is provided with a plurality of air distribution holes (11), and the air distribution holes (11) on the left and right speed reduction plates (10) are staggered.
5. The hot air circulation oven for processing the steel member as claimed in claim 1, wherein the air inlet holes (20) are sequentially increased in diameter and increased in number from top to bottom, and the air inlet holes (20) are increased in diameter and increased in number from top to bottom.
6. A hot air circulation oven for processing steel members according to claim 1, characterized in that a second fan (25) is installed on the exhaust pipe (24), and a water filling opening (23) is arranged above the recovery cavity (5).
7. A hot air circulating oven for processing steel members according to claim 1, wherein a plurality of liquid guide pipes (26) are uniformly connected below the serpentine pipe (22), an output pipe (27) is connected below the liquid guide pipes (26), and the left side of the output pipe (27) extends to the outside of the box body (1).
8. A hot air circulating oven for processing steel members according to claim 1, characterized in that a return pipe (30) is connected to the lower part of the right side of the spiral pipe (29), a water pump (31) is installed on the return pipe (30), and the upper part of the return pipe (30) is connected to the upper right side of the recovery cavity (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110542145.4A CN113432382A (en) | 2021-05-18 | 2021-05-18 | Hot air circulation drying oven for steel member processing and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110542145.4A CN113432382A (en) | 2021-05-18 | 2021-05-18 | Hot air circulation drying oven for steel member processing and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113432382A true CN113432382A (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110542145.4A Pending CN113432382A (en) | 2021-05-18 | 2021-05-18 | Hot air circulation drying oven for steel member processing and use method thereof |
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| CN (1) | CN113432382A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222565A (en) * | 2015-10-29 | 2016-01-06 | 桂林斯壮微电子有限责任公司 | A kind of circulation baking oven |
| CN205940071U (en) * | 2016-07-22 | 2017-02-08 | 福建建民食品有限公司 | Hot air circulating oven |
| CN208543698U (en) * | 2018-07-27 | 2019-02-26 | 江西欧丽达实业有限公司 | A kind of poly (methyl methacrylate) plate heat preservation solidification integrated reacting case |
| CN209820110U (en) * | 2019-03-27 | 2019-12-20 | 河北茂诚化工有限公司 | Waste heat recycling device of gas drying furnace for producing hydroxypropyl methyl cellulose |
| CN211031865U (en) * | 2019-11-12 | 2020-07-17 | 成都职业技术学院 | Bill storage device for accounting |
| CN111928610A (en) * | 2020-08-17 | 2020-11-13 | 刘广东 | Heated air circulation oven for traditional Chinese medicine processing |
| CN212512291U (en) * | 2020-06-28 | 2021-02-09 | 阜新龙瑞药业有限责任公司 | Hot air circulation utilizes's oven for pharmaceutical production |
-
2021
- 2021-05-18 CN CN202110542145.4A patent/CN113432382A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222565A (en) * | 2015-10-29 | 2016-01-06 | 桂林斯壮微电子有限责任公司 | A kind of circulation baking oven |
| CN205940071U (en) * | 2016-07-22 | 2017-02-08 | 福建建民食品有限公司 | Hot air circulating oven |
| CN208543698U (en) * | 2018-07-27 | 2019-02-26 | 江西欧丽达实业有限公司 | A kind of poly (methyl methacrylate) plate heat preservation solidification integrated reacting case |
| CN209820110U (en) * | 2019-03-27 | 2019-12-20 | 河北茂诚化工有限公司 | Waste heat recycling device of gas drying furnace for producing hydroxypropyl methyl cellulose |
| CN211031865U (en) * | 2019-11-12 | 2020-07-17 | 成都职业技术学院 | Bill storage device for accounting |
| CN212512291U (en) * | 2020-06-28 | 2021-02-09 | 阜新龙瑞药业有限责任公司 | Hot air circulation utilizes's oven for pharmaceutical production |
| CN111928610A (en) * | 2020-08-17 | 2020-11-13 | 刘广东 | Heated air circulation oven for traditional Chinese medicine processing |
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Application publication date: 20210924 |
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