CN105890289A - Balanced convection type steel-made heat conducting oil drying cylinder - Google Patents
Balanced convection type steel-made heat conducting oil drying cylinder Download PDFInfo
- Publication number
- CN105890289A CN105890289A CN201610392229.3A CN201610392229A CN105890289A CN 105890289 A CN105890289 A CN 105890289A CN 201610392229 A CN201610392229 A CN 201610392229A CN 105890289 A CN105890289 A CN 105890289A
- Authority
- CN
- China
- Prior art keywords
- drying cylinder
- heat
- inlet pipe
- oil
- exchange tube
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/18—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact
- F26B3/20—Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact the heat source being a heated surface, e.g. a moving belt or conveyor
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
- D21F5/021—Construction of the cylinders
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
- D21F5/022—Heating the cylinders
- D21F5/027—Heating the cylinders using a heat-transfer fluid between the heating means and the cylinder shell
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a balanced convection type steel-made heat conducting oil drying cylinder. The balanced convection type steel-made heat conducting oil drying cylinder comprises a heat conducting oil drying cylinder body, wherein an interlayer is arranged in the circumferential surface of the drying cylinder body; a plurality of first heat exchanging pipes and a plurality of second heat exchanging pipes, which penetrate through the left end and the right end of the interlayer, are arranged in the interlayer; the first heat exchanging pipes and the second heat exchanging pipes are arranged at intervals and in parallel; the left side of each of the first heat exchanging pipes is an inlet end, and the right side of each of the first heat exchanging pipes is an outlet end; the left side of each of the second heat exchanging pipes is an outlet end, and the right side of each of the second heat exchanging pipes is an inlet end. According to the balanced convection type steel-made heat conducting oil drying cylinder disclosed by the invention, heat conducting oil in the adjacent heat exchanging pipes in the interlayer on the surface of the heat conducting oil drying cylinder flows in a balanced convection manner, so that the surface temperature of the whole drying cylinder is guaranteed to be uniform, the surface temperature difference of the heat conducting oil drying cylinder is controlled within 0.5DEG C, and the application space of the heat conducting oil drying cylinder disclosed by the invention is wide.
Description
Technical field
The present invention relates to drying unit, specifically, relate to a kind of balance convection type steel thermal-conducting oil drying cylinder.
Background technology
Thermal-conducting oil drying cylinder is a kind of with conduction oil as heat transfer medium, runs system simple, it is not necessary to water treatment facilities, condensation water are discharged and retracting device；Safety is good, and conduction oil can reach 400 DEG C at ambient pressure, and uses steam dryer steam pressure 0.5MPa to be reached, and therefore the technology of thermal-conducting oil drying cylinder requires to significantly reduce；Small investment, owing to thermal oil system is simple, make original auxiliary facility relevant to steam heating, it is greatly decreased as water treatment facilities, cleaner, water work etc. put into, and under low pressure run, so lower than steam heating system cost, small investment, than vapour system investment reduction about 1/3, conduction oil equipment can be widely applied to the industries such as papermaking, printing and dyeing, food, chemical industry.
But conventional heat-conduction oil drying cylinder brings out from another of interlayer owing to one end that conduction oil is the interlayer from dryer surface enters, thus causing the temperature difference that dryer surface two ends exist 2-3 DEG C, surface temperature of drier is uneven, significantly limit the application space of conduction oil.
Summary of the invention
For the deficiencies in the prior art, it is an object of the invention to provide a kind of balance convection type steel thermal-conducting oil drying cylinder, the conduction oil that this device uses in the adjacent exchange tubes in the interlayer of thermal-conducting oil drying cylinder surface flows in the way of balance convection current, thus ensure that whole surface temperature of drier is uniform, thermal-conducting oil drying cylinder surface temperature difference is made to control within 0.5 DEG C so that thermal-conducting oil drying cylinder application space is the most wide.
For achieving the above object, the present invention is achieved by the following technical solutions: a kind of balance convection type steel thermal-conducting oil drying cylinder, including thermal-conducting oil drying cylinder cylinder body, it is provided with interlayer in the periphery of described drying cylinder cylinder body, many the first heat-exchange tubes running through two ends, interlayer left and right and the second heat-exchange tube it is provided with in described interlayer, described first heat-exchange tube and the spaced and parallel setting of the second heat-exchange tube, the left side of described first heat-exchange tube is entrance point, right side is the port of export, the left side of described second heat-exchange tube is the port of export, and right side is entrance point.
Further illustrate, the left end of described drying cylinder cylinder body is provided with oil-in, right-hand member is provided with oil-out, opening it is provided with towards the second left axial fuel inlet pipe in described drying cylinder cylinder body, the left end periphery periphery of described second axial fuel inlet pipe is provided with opening towards the first left axial fuel inlet pipe, the right-hand member of described first axial fuel inlet pipe is provided with many first radial direction oil inlet pipes connecting the first axial fuel inlet pipe and the first heat-exchange tube entrance point, the port of export of described first heat-exchange tube connects the first radial direction flowline, the described first radial direction other end of flowline is connected with the oil-out of drying cylinder cylinder body.
Illustrating further, described first radial direction oil inlet pipe is 10-20 root.
Further illustrate, the right-hand member end face of described second axial fuel inlet pipe is close, described second axial fuel inlet pipe is provided with many second radial direction oil inlet pipes connecting the second heat-exchange tube entrance point and the second axial fuel inlet pipe on the periphery of right-hand member end face, the port of export of described second heat-exchange tube connects the second radial direction flowline, the other end and the second Axial-running Out oil pipe left end of described second radial direction flowline connect, and the described right-hand member of the second Axial-running Out oil pipe is connected with the oil-out of drying cylinder cylinder body.
Illustrating further, described second radial direction oil inlet pipe is 10-20 root.
Further illustrating, described first heat-exchange tube is made by any one material in silver, copper, aluminum, steel.
Further illustrating, described second heat-exchange tube is made by any one material in silver, copper, aluminum, steel.
Further illustrating, described first axial fuel inlet pipe entrance point is externally connected to the first control valve.
Further illustrating, described second axial fuel inlet pipe entrance point is externally connected to the second control valve.
Compared with prior art, there is advantages that the present invention uses conduction oil cylinder surfaces interlayer to be disposed adjacent the first heat-exchange tube and the second heat-exchange tube, conduction oil in first heat-exchange tube and the second heat-exchange tube flows in the way of balance convection current, thus ensure that whole surface temperature of drier is uniform, thermal-conducting oil drying cylinder surface temperature difference is made to control within 0.5 DEG C so that thermal-conducting oil drying cylinder application space is the most wide.
Accompanying drawing explanation
Fig. 1 is for illustrating the embodiment of the present invention flow schematic diagram through the conduction oil of the first heat-exchange tube.
Fig. 2 is for illustrating the embodiment of the present invention flow schematic diagram through the conduction oil of the second heat-exchange tube.
Fig. 3 is used for embodiment of the present invention thermal-conducting oil drying cylinder schematic top plan view is described.
Fig. 4 B-B generalized section in explanatory diagram 1.
Fig. 5 A-A generalized section in explanatory diagram 2.
Parts title and sequence number in figure: 1-drying cylinder cylinder body 2-the first heat-exchange tube 3-the second heat-exchange tube 4-the second axial fuel inlet pipe 5-the first axial fuel inlet pipe 6-first radially oil inlet pipe 7-first radially flowline 8-second radially oil inlet pipe 9-second radially flowline 10-the second Axial-running Out oil pipe.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but is not intended to protection scope of the present invention and range of application:
The present invention is with Fig. 1, Fig. 2, Fig. 3 for direction reference, and the left side in Fig. 1, Fig. 2, Fig. 3 is the left end of drying cylinder cylinder body, and right side is the right-hand member of drying cylinder cylinder body.
As Figure 1-Figure 5, a kind of balance convection type steel thermal-conducting oil drying cylinder, including thermal-conducting oil drying cylinder cylinder body 1, being provided with interlayer in the periphery of drying cylinder cylinder body 1, be provided with many first heat-exchange tube 2 and the second heat-exchange tubes 3 running through two ends, interlayer left and right in interlayer, the first heat-exchange tube 2 and the second heat-exchange tube 3 can be with spaced and parallel equal or unequal settings, the left side of the first heat-exchange tube 2 is entrance point, right side is the port of export, and the left side of the second heat-exchange tube 3 is the port of export, and right side is entrance point.Preferably, the first heat-exchange tube 2 made by any one material in silver, copper, aluminum, steel, good heat conduction effect.Second heat-exchange tube 3 made by any one material in silver, copper, aluminum, steel, good heat conduction effect.Above structure is used to arrange so that the conduction oil in the first heat-exchange tube 2 and the second heat-exchange tube 3 flows in the way of balance convection current, thus ensure that whole surface temperature of drier is uniform, thermal-conducting oil drying cylinder surface temperature difference is made to control within 0.5 DEG C so that thermal-conducting oil drying cylinder application space is the most wide.
Further illustrate, the left end of drying cylinder cylinder body 1 is provided with oil-in, right-hand member is provided with oil-out, opening it is provided with towards the second left axial fuel inlet pipe 4 in drying cylinder cylinder body 1, the left end periphery periphery of the second axial fuel inlet pipe 4 is provided with opening towards the first left axial fuel inlet pipe 5, the right-hand member of the first axial fuel inlet pipe 5 is provided with many first radial direction oil inlet pipes 6 connecting the first axial fuel inlet pipe 5 and the first heat-exchange tube 2 entrance point, the port of export of the first heat-exchange tube 2 connects the first radial direction flowline 7, and the first radial direction other end of flowline 7 is connected with the oil-out of drying cylinder cylinder body 1.Preferably, the first radial direction oil inlet pipe 6 can be 10,15 or 20, so supplies the conduction oil of the needs of the first heat-exchange tube 2 with the first radial direction oil inlet pipe 6 of minority, the remaining space within drying cylinder cylinder body 1 can be made big, processing technology is simple, alleviates drying cylinder cylinder body 1 weight, saves cost of manufacture.First radial direction flowline 7 quantity can be consistent with the quantity of the first radial direction oil inlet pipe 6.
Further illustrate, the right-hand member end face of the second axial fuel inlet pipe 4 is close, second axial fuel inlet pipe 4 is provided with many second radial direction oil inlet pipes 8 connecting the second heat-exchange tube 3 entrance point and the second axial fuel inlet pipe 4 on the periphery of right-hand member end face, preferably, second radial direction oil inlet pipe 8 can be 10,15 or 20, the conduction oil of the needs of the second heat-exchange tube 3 is so supplied with the second radial direction oil inlet pipe 8 of minority, the space within drying cylinder cylinder body 1 can be made big, processing technology is simple, alleviate drying cylinder cylinder body 1 weight, save cost of manufacture.The port of export of the second heat-exchange tube 3 connects the second radial direction flowline 9, and the other end and second Axial-running Out oil pipe 10 left end of the second radial direction flowline 9 connect, and the right-hand member of the second Axial-running Out oil pipe 10 is connected with the oil-out of drying cylinder cylinder body 1.Second radial direction flowline 9 quantity can be consistent with the quantity of the second radial direction oil inlet pipe 8.
Employing said structure is arranged, conduction oil is entered by drying cylinder oil-in, one tunnel from the first axial fuel inlet pipe 5 through the first radially oil inlet pipe 6, first heat-exchange tube 2, first radial direction flowline 7 and the oil-out of drying cylinder cylinder body 1, another road conduction oil from the second axial fuel inlet pipe 4 through the second radially oil inlet pipe 8, second heat-exchange tube 3, second radial direction flowline 9, second Axial-running Out oil pipe 10 and the oil-out of drying cylinder cylinder body 1, this two entrances are used to simultaneously enter, heat conduction stream can be made flowing in the way of balance convection current in the first heat-exchange tube 2 and the second heat-exchange tube 3, so can obtain uniform and higher surface temperature of drier with relatively low conduction oil flow velocity.Owing to the flow velocity of conduction oil is low, the operating power of the oil pump used reduces, such that it is able to save power consumption.
Further illustrating, the first axial fuel inlet pipe 5 entrance point is externally connected to the first control valve, and the second axial fuel inlet pipe 4 entrance point is externally connected to the second control valve.Use the first control valve and second to control valve and can control the flow velocity of the conduction oil in the first axial fuel inlet pipe 5 and the second axial fuel inlet pipe 4 respectively.
It is above that the present invention balances convection type steel thermal-conducting oil drying cylinder to be set forth; it is adapted to assist in and understands the present invention; but embodiments of the present invention are also not restricted to the described embodiments; any without departing from the change made under the principle of the invention, modify, substitute, combine, simplify; all should be the substitute mode of equivalence, within being included in protection scope of the present invention.
Claims (9)
1. a balance convection type steel thermal-conducting oil drying cylinder, it is characterized in that: include thermal-conducting oil drying cylinder cylinder body (1), it is provided with interlayer in the periphery of described drying cylinder cylinder body (1), many the first heat-exchange tubes (2) running through two ends, interlayer left and right and the second heat-exchange tube (3) it is provided with in described interlayer, described first heat-exchange tube (2) and the second heat-exchange tube (3) spaced and parallel setting, the left side of described first heat-exchange tube (2) is entrance point, right side is the port of export, the left side of described second heat-exchange tube (3) is the port of export, and right side is entrance point.
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 1, it is characterized in that: the left end of described drying cylinder cylinder body (1) is provided with oil-in, right-hand member is provided with oil-out, opening it is provided with towards the second left axial fuel inlet pipe (4) in described drying cylinder cylinder body (1), the left end periphery periphery of described second axial fuel inlet pipe (4) is provided with opening towards the first left axial fuel inlet pipe (5), the right-hand member of described first axial fuel inlet pipe (5) is provided with many first radial directions oil inlet pipe (6) connecting the first axial fuel inlet pipe (5) and the first heat-exchange tube (2) entrance point, the port of export of described first heat-exchange tube (2) connects the first radial direction flowline (7), the other end of described first radial direction flowline (7) is connected with the oil-out of drying cylinder cylinder body (1).
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 2, it is characterised in that: described first radial direction oil inlet pipe (6) is 10-20 root.
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 2, it is characterized in that: the right-hand member end face of described second axial fuel inlet pipe (4) is close, described second axial fuel inlet pipe (4) is provided with many second radial directions oil inlet pipe (8) connecting the second heat-exchange tube (3) entrance point and the second axial fuel inlet pipe (4) on the periphery of right-hand member end face, the port of export of described second heat-exchange tube (3) connects the second radial direction flowline (9), the other end and second Axial-running Out oil pipe (10) left end of described second radial direction flowline (9) connect, the described right-hand member of the second Axial-running Out oil pipe (10) is connected with the oil-out of drying cylinder cylinder body (1).
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 4, it is characterised in that: described second radial direction oil inlet pipe (8) is 10-20 root.
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 1, it is characterised in that: described first heat-exchange tube (2) is made by any one material in silver, copper, aluminum, steel.
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 1, it is characterised in that: described second heat-exchange tube (3) is made by any one material in silver, copper, aluminum, steel.
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 1, it is characterised in that: described first axial fuel inlet pipe (5) entrance point is externally connected to the first control valve.
Balance convection type steel thermal-conducting oil drying cylinder the most according to claim 1, it is characterised in that: described second axial fuel inlet pipe (4) entrance point is externally connected to the second control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610392229.3A CN105890289A (en) | 2016-06-06 | 2016-06-06 | Balanced convection type steel-made heat conducting oil drying cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610392229.3A CN105890289A (en) | 2016-06-06 | 2016-06-06 | Balanced convection type steel-made heat conducting oil drying cylinder |
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| Publication Number | Publication Date |
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| CN105890289A true CN105890289A (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610392229.3A Pending CN105890289A (en) | 2016-06-06 | 2016-06-06 | Balanced convection type steel-made heat conducting oil drying cylinder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056404A (en) * | 2018-08-29 | 2018-12-21 | 齐鲁工业大学 | Go with each other all the time thermal-conducting oil drying cylinder |
| CN112695558A (en) * | 2021-01-27 | 2021-04-23 | 轻工业杭州机电设计研究院有限公司 | Heat-conducting oil dryer structure |
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| US3903961A (en) * | 1973-11-08 | 1975-09-09 | Morrison Machine Co | Hot oil drum |
| US4077466A (en) * | 1974-10-23 | 1978-03-07 | Vepa Ag | Heated roll, such as a godet, in drawing units, for example |
| GB1513732A (en) * | 1974-05-04 | 1978-06-07 | Wildeman A | Heat treatment by rotary cylinder |
| DE3014891A1 (en) * | 1980-04-17 | 1981-10-22 | Schwäbische Hüttenwerke GmbH, 7080 Aalen | Paper making machine or coating machine heated roller - has extra feeds to deliver heating medium to roller mantle end zones |
| DE10208443A1 (en) * | 2002-01-11 | 2003-07-31 | Kvaerner Eureka As Tranby | Rotating heated roller has a flow zone between inner and outer concentric mantles, with dividing walls to give alternating flow channels linked to end chambers |
| CN201193920Y (en) * | 2008-02-22 | 2009-02-11 | 吴效兴 | Drum type drying apparatus |
| CN201569272U (en) * | 2009-11-28 | 2010-09-01 | 江阴祥盛纺印机械制造有限公司 | Heat transfer oil drying cylinder |
| CN101900476A (en) * | 2009-05-27 | 2010-12-01 | 仲崇波 | Dryer with semicircle welding type heat-conducting oil pipes |
| WO2015181691A1 (en) * | 2014-05-26 | 2015-12-03 | Cos.T.A. S.R.L. | Thermostatically controlled cylinder for heat treatments, method for making said cylinder and system comprising said cylinder |
| CN205991669U (en) * | 2016-06-06 | 2017-03-01 | 林强 | Balance convection type steel thermal-conducting oil drying cylinder |
-
2016
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Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3181605A (en) * | 1961-06-20 | 1965-05-04 | Hupp Corp | Uniformly heated rotary drum |
| US3903961A (en) * | 1973-11-08 | 1975-09-09 | Morrison Machine Co | Hot oil drum |
| GB1513732A (en) * | 1974-05-04 | 1978-06-07 | Wildeman A | Heat treatment by rotary cylinder |
| US4077466A (en) * | 1974-10-23 | 1978-03-07 | Vepa Ag | Heated roll, such as a godet, in drawing units, for example |
| DE3014891A1 (en) * | 1980-04-17 | 1981-10-22 | Schwäbische Hüttenwerke GmbH, 7080 Aalen | Paper making machine or coating machine heated roller - has extra feeds to deliver heating medium to roller mantle end zones |
| DE10208443A1 (en) * | 2002-01-11 | 2003-07-31 | Kvaerner Eureka As Tranby | Rotating heated roller has a flow zone between inner and outer concentric mantles, with dividing walls to give alternating flow channels linked to end chambers |
| CN201193920Y (en) * | 2008-02-22 | 2009-02-11 | 吴效兴 | Drum type drying apparatus |
| CN101900476A (en) * | 2009-05-27 | 2010-12-01 | 仲崇波 | Dryer with semicircle welding type heat-conducting oil pipes |
| CN201569272U (en) * | 2009-11-28 | 2010-09-01 | 江阴祥盛纺印机械制造有限公司 | Heat transfer oil drying cylinder |
| WO2015181691A1 (en) * | 2014-05-26 | 2015-12-03 | Cos.T.A. S.R.L. | Thermostatically controlled cylinder for heat treatments, method for making said cylinder and system comprising said cylinder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056404A (en) * | 2018-08-29 | 2018-12-21 | 齐鲁工业大学 | Go with each other all the time thermal-conducting oil drying cylinder |
| CN112695558A (en) * | 2021-01-27 | 2021-04-23 | 轻工业杭州机电设计研究院有限公司 | Heat-conducting oil dryer structure |
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Application publication date: 20160824 |