CN201236297Y - Cylinder type intermediate layer multicenter drying cylinder - Google Patents
Cylinder type intermediate layer multicenter drying cylinder Download PDFInfo
- Publication number
- CN201236297Y CN201236297Y CNU2008200295648U CN200820029564U CN201236297Y CN 201236297 Y CN201236297 Y CN 201236297Y CN U2008200295648 U CNU2008200295648 U CN U2008200295648U CN 200820029564 U CN200820029564 U CN 200820029564U CN 201236297 Y CN201236297 Y CN 201236297Y
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- drying cylinder
- steam
- multichannel
- inner core
- water channel
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Abstract
The utility model relates to a columnar interlayer multichannel drying cylinder which comprises a drying cylinder shell, a drying cylinder inner barrel, a water collecting ring, a steam inlet pipe, a water outlet pipe, a left end cover, a right end cover, and the like. The utility model is mainly characterized in that the columnar interlayer multichannel drying cylinder adopts an interlayer and is provide with the inner barrel ; in addition, an inclined channel which has a certain included angle with a rotating mainshaft of the drying cylinder is processed on the outer wall of the inner barrel or the inner wall of the shell for guiding steam and pushing water. The utility model improves the traditional drying cylinder form and can solve the problems that condensed water in the drying cylinder is difficult to be drained without the necessity of installing a siphon tube for drainage, and the like, thereby the heat transfer efficiency of the drying cylinder and the drying efficiency of a paper web are improved, the steam consumption is reduced, and the energy resources are saved.
Description
Technical field
The utility model relates to the drying unit that is used for paper page drying position in a kind of paper, is specifically related to a kind of column type interlayer multichannel drying cylinder.
Background technology
Drying cylinder is huge and a equipment that energy consumption is higher in the paper production line, in traditional drying cylinder, steam is introduced into large diameter rotation drying cylinder, feed the steam condensation under saturation temperature in the drying cylinder, institute's liberated heat overcomes the thermal resistance of each layer in conductive process, arrive the drying that the page evaporating surface is realized page at last.The tradition drying cylinder adopts the discharger of siphon pipe as condensed water, and the ubiquity siphon pipe can not be in time completely with problems such as condensed water discharges in the running.If it is bad that the condensed water in the drying cylinder is got rid of, just can be accumulated in drying cylinder, when the higher condensed water of the speed of a motor vehicle gathers more for a long time, condensed water can rotate with drying cylinder and form the condensation water ring.The thermal conductivity factor of condensation water ring only is 1/87 of a cast iron dryer wall thermal conductivity factor, and the thermal resistance that this will increase drying cylinder greatly causes the drying efficiency of drying cylinder to descend.And, in the drying cylinder during ponding, the power that can increase its transmission greatly and consumed.Condensed water is discharged not smooth, in the time of off and on, can cause the big ups and downs of drying section electric load, and the mass dryness fraction instability of page influences the normal operation of paper machine.The transmission balance of drying cylinder is destroyed, thereby caused paper machine running mid frame to produce vibration, limit the speed of a motor vehicle.
Summary of the invention
The utility model purpose is to overcome above-mentioned traditional drying cylinder the deficiencies in the prior art, a kind of problem that can solve condensed water discharge difficulty in the drying cylinder is provided, and can reduce because the heat transfer resistance that the condensation water ring causes improves the paper web drying efficiency, the column type interlayer multichannel drying cylinder that cuts down the consumption of energy.
For achieving the above object, the technical solution adopted in the utility model is: comprise the drying cylinder shell and be arranged on the interior drying cylinder inner core of drying cylinder shell, the both sides of drying cylinder shell are respectively arranged with a left side, right end cap, a drying cylinder shell and a left side, right end cap is formed a cylindrical rotating body, right end cap is provided with the steam inlet pipe and the outlet pipe that is connected with the inner chamber colector ring with the drying cylinder intracavity inter-connection, have some steam-water channel grooves at the inner surface of drying cylinder shell or the outer surface of drying cylinder inner core, drying cylinder inner core two ends offer the rectangle air intake that is connected with the steam-water channel groove, the drying cylinder shell cooperates the back to form interlayer and draws the carbonated drink multichannel that vapour pushes away water with inner core, be respectively arranged with the colector ring that links to each other with the carbonated drink multichannel in the both sides of drying cylinder inner core, also be connected with outlet pipe on the colector ring.
Steam-water channel groove of the present utility model becomes 5 °～15 ° angles with the drying cylinder main-shaft axis, and the width of steam-water channel groove is 10～100mm, and the degree of depth is 10～50mm; The air intake that drying cylinder inner core two ends are offered, wherein the quantity of single-ended air intake is half of steam-water channel groove total quantity, and the two ends air intake is interspersed; Also offer the heat insulation path groove of a width less than the steam-water channel well width between the two adjacent steam-water channel grooves, this heat insulation path groove and drying cylinder shell or drying cylinder inner core, colector ring end face cooperate the back to form the heat insulation blind vias of closed at both ends; Also be filled with heat-barrier material in the heat insulation path groove; Colector ring is distributed in drying cylinder inner core both sides, and the water inlet of ring-like distribution on the colector ring is all corresponding with the multichannel delivery port number of locations of its place end carbonated drink.
The utility model has adopted multichannel to draw the form that vapour pushes away water, after steam enters drying cylinder by steam inlet pipe, air intake by drying cylinder inner core two ends directly enters drying cylinder interlayer carbonated drink multichannel, emit the dry page of the latent heat of vaporization in passage, the condensed water that condensation forms is derived in the continuous promotion lower edge of follow-up steam channel outlet.Steam flowing velocity in passage is higher, has strengthened the convection heat transfer' heat-transfer by convection between steam and the drying cylinder shell.The formation of passage has increased heat transfer surface area, helps heat transmission.Promote the front end condensed water of condensation by follow-up steam in passage, this mode has changed original drainage pattern, has solved drying cylinder inner product water problems, has improved the drying efficiency of page.
Description of drawings
Fig. 1 is an overall structure structural representation of the present utility model;
Fig. 2 is that the utility model carbonated drink multichannel 7 and heat insulation blind vias 8 form schematic diagram;
Fig. 3 is that the utility model carbonated drink multichannel 7 expansion carbonated drinks flow to schematic diagram;
Fig. 4 is water inlet 13 schematic diagrames of ring-like distribution on the utility model colector ring 3 and the colector ring;
Fig. 5 is an exploded view of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and operation principle are described in further detail.
Referring to Fig. 1,4,5 the utility model are formed a cylindrical rotating body by drying cylinder shell 1, left and right end cap 10,5, belong to pressure container type, right end cap 5 is provided with the steam inlet pipe 4 and the outlet pipe 9 that is connected with the inner chamber colector ring with the drying cylinder intracavity inter-connection, is provided with drying cylinder inner core 2 in drying cylinder shell 1.Referring to Fig. 2, the formation of the utility model interlayer carbonated drink multichannel 7 and heat insulation blind vias 8 can have two kinds multi-form, promptly cooperate the form of smooth drying cylinder inner core 2 or cooperate the form of smooth drying cylinder shell 1 at drying cylinder inner core 2 outer surfaces fluting at drying cylinder shell 1 inner surface fluting.Referring to Fig. 3, steam-water channel groove 11 becomes 5 °～15 ° angles with the drying cylinder main-shaft axis, the width of steam-water channel groove 11 is 10～100mm, channel depth is 10～50mm, drying cylinder shell 1 cooperates with inner core 2, at the inner interlayer carbonated drink multichannel 7 that forms of drying cylinder, condensation and the condensed water that the is in saturated mode substantially vaporization once more of being heated in the distributary, also offer the heat insulation path groove 12 of a width between the two adjacent passages less than steam-water channel groove 11 width, heat insulation path groove and drying cylinder shell (or drying cylinder inner core), the colector ring end face cooperates the heat insulation blind vias of back formation closed at both ends, can adopt the method for filling with insulation material when the blind vias effect of heat insulation is undesirable.The air intake 6 that drying cylinder inner core 2 two ends are offered, the quantity of wherein single-ended air intake 6 is half of steam-water channel groove 11 total quantitys, and two ends air intake 6 is interspersed, guarantee that two adjacently draw the air intake that vapour pushes away aquaporin and are distributed in two ends, the drying cylinder left and right sides respectively, direction of flow is the distributary direction and flows in the two adjacent steam-water channels, alleviate because the long problem that forms the surface temperature of drier inequality that the temperature difference causes at the two ends, entrance and exit of the passage of the wide drying cylinder of paper web, shown in arrow among the figure, under the continuous promotion of follow-up high steam, steam flows into carbonated drink multichannel 7 by the air intake 6 that is interspersed at the drying cylinder two ends, and the condensation heat release realizes the drying of page in passage.The very little inner flow velocity of passage is very high, and this moment, heat transfer coefficient was higher than the conduction heat transfer of traditional drying cylinder.It is sorrowful that colector ring 3 is distributed in 2 liang of drying cylinder inner cores, and the water inlet 13 of ring-like distribution on the colector ring 3 is all corresponding with the delivery port number of locations of its place end carbonated drink multichannel 7.The condensed water of condensation is derived drying cylinders by outlet pipe 9 through the colector ring 3 of the outlet inflow respective end of the passage other end after colector ring 3 is collected in passage.Outlet pipe 9 also can adopt the method for sleeve pipe and sleeve pipe filling with insulation material to realize heat insulation.
Main feature of the present utility model is to form drying cylinder interlayer carbonated drink multichannel, and the formation of passage can be adopted the form that cooperates smooth inner core at drying cylinder inner surface of outer cover open walk groove, and perhaps tube outer surface open walk groove cooperates the form of smooth shell in drying cylinder.The carbonated drink multichannel width that forms is between 10～100mm, and between the degree of depth 10～50mm, passage and drying cylinder main-shaft axis have 5 °～15 ° angles, and concrete condition is decided according to the drying cylinder size and the speed of a motor vehicle.The existence of passage angle can make passage length increase, and prolongs steam residence time and increases heat flux.Because drying cylinder is in rotation status at work, the existence of passage angle also helps the discharge of condensed water in the passage, and it is more smooth and easy that carbonated drink is flowed.
The utility model drives steam ports at drying cylinder inner core two ends, the quantity of single-ended air intake is half of carbonated drink multichannel total quantity, and the two ends air intake is interspersed, the air intake that guarantees two adjacent steam-water channels is distributed in two ends, the drying cylinder left and right sides respectively, direction of flow is the distributary direction and flows in the two adjacent steam-water channels, alleviates because the long problem that forms the surface temperature of drier inequality that the temperature difference causes at the drying cylinder two ends of the wide drying cylinder of paper web.
Condensation and the condensed water that the is in saturated mode substantially vaporization once more of being heated in the distributary, adopt increase between two adjacent steam-water channels a width realize less than the heat insulation blind vias of steam-water channel heat insulation, also can be in blind vias filling with insulation material in advance.
Adopt the form of two ends colector ring and outfit outlet pipe to derive condensed water, the condensed water of releasing in the carbonated drink multichannel enters the colector ring of its respective end by channel outlet, enters outlet pipe through colector ring again, derives drying cylinder by outlet pipe.Terminal drain valve and the aspirator installed of condensed water discharge pipe.
Whole drying cylinder can adopt high quality cast iron to cast, and there is left and right sides end cap at the drying cylinder two ends, and end cap is fastening with bolt and shell.The drying cylinder inner core cooperates with shell with the mode that goes out hydrosphere employing interference.The cylinder cap spindle nose in drying cylinder left side seals, and this covers manhole is housed.The right side is a transmission side, and spindle nose is a hollow, for the usefulness that feeds steam and discharge condensed water.Travelling gear and swivel joint are installed in the spindle nose outside.
Claims (6)
1. column type interlayer multichannel drying cylinder, comprise drying cylinder shell (1) and be arranged on the interior drying cylinder inner core (2) of drying cylinder shell (1), the both sides of drying cylinder shell (1) are respectively arranged with a left side, right end cap (10,5), a drying cylinder shell (1) and a left side, right end cap (10,5) form a cylindrical rotating body, right end cap (5) is provided with the steam inlet pipe (4) and the outlet pipe (9) that is connected with inner chamber colector ring (3) with the drying cylinder intracavity inter-connection, it is characterized in that: have some steam-water channel grooves (11) at the inner surface of drying cylinder shell (1) or the outer surface of drying cylinder inner core (2), drying cylinder inner core (2) two ends offer the rectangle air intake (6) that is connected with steam-water channel groove (11), drying cylinder shell (1) cooperates the back to form interlayer and draws the carbonated drink multichannel (7) that vapour pushes away water with inner core (2), be respectively arranged with the colector ring (3) that links to each other with carbonated drink multichannel (7) in the both sides of drying cylinder inner core (2), also be connected with outlet pipe (9) on the colector ring (3).
2, column type interlayer multichannel drying cylinder according to claim 1, it is characterized in that: said steam-water channel groove (11) becomes 5 °～15 ° angles with the drying cylinder main-shaft axis, and the width of steam-water channel groove (11) is 10～100mm, and the degree of depth is 10～50mm.
3, column type interlayer multichannel drying cylinder according to claim 1, it is characterized in that: the air intake (6) that said drying cylinder inner core (2) two ends are offered, wherein the quantity of single-ended air intake is half of steam-water channel groove total quantity, and the two ends air intake is interspersed.
4, column type interlayer multichannel drying cylinder according to claim 1, it is characterized in that: also offer the heat insulation path groove (12) of a width less than steam-water channel groove (11) width between the said two adjacent steam-water channel grooves (11), this heat insulation path groove (12) and drying cylinder shell (1) or drying cylinder inner core (2), colector ring end face cooperate the back to form the heat insulation blind vias (8) of closed at both ends.
5, column type interlayer multichannel drying cylinder according to claim 4 is characterized in that: also be filled with heat-barrier material in the said heat insulation path groove (12).
6, column type interlayer multichannel drying cylinder according to claim 1, it is characterized in that: said colector ring (3) is distributed in drying cylinder inner core (2) both sides, and the water inlet (13) of the last ring-like distribution of colector ring (3) is all corresponding with the delivery port number of locations of its place end carbonated drink multichannel (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200295648U CN201236297Y (en) | 2008-07-04 | 2008-07-04 | Cylinder type intermediate layer multicenter drying cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200295648U CN201236297Y (en) | 2008-07-04 | 2008-07-04 | Cylinder type intermediate layer multicenter drying cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201236297Y true CN201236297Y (en) | 2009-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200295648U Expired - Fee Related CN201236297Y (en) | 2008-07-04 | 2008-07-04 | Cylinder type intermediate layer multicenter drying cylinder |
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| CN (1) | CN201236297Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929097A (en) * | 2010-08-30 | 2010-12-29 | 陕西科技大学 | Steam knife impacted water-ring testing device in papermaking dryer |
| CN102234952A (en) * | 2010-04-30 | 2011-11-09 | 河南省江河纸业有限责任公司 | Large-diameter drying cylinder |
| CN102482846A (en) * | 2009-09-09 | 2012-05-30 | 托斯克科技股份公司 | Thermally Insulated Yankee Cylinder |
| CN103114488A (en) * | 2013-03-21 | 2013-05-22 | 李春崇 | Normal-pressure multichannel papermaking drying cylinder |
| CN104018386A (en) * | 2014-06-16 | 2014-09-03 | 成都丽雅纤维股份有限公司 | Drying cylinder for glass paper |
| CN106676935A (en) * | 2015-11-05 | 2017-05-17 | 李�昊 | Conduction oil drying cylinder |
| CN107639887A (en) * | 2016-07-22 | 2018-01-30 | 上海大松瓦楞辊有限公司 | A kind of water storage slot type Corrugator roller |
| CN108867142A (en) * | 2018-07-25 | 2018-11-23 | 山东鑫蓝新能源科技有限公司 | A kind of energy supplying system of paper production line |
| CN108867142B (en) * | 2018-07-25 | 2024-05-03 | 山东鑫蓝新能源科技有限公司 | Energy supply system of papermaking production line |
-
2008
- 2008-07-04 CN CNU2008200295648U patent/CN201236297Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102482846A (en) * | 2009-09-09 | 2012-05-30 | 托斯克科技股份公司 | Thermally Insulated Yankee Cylinder |
| CN102482846B (en) * | 2009-09-09 | 2014-11-19 | 托斯克科技股份公司 | Thermally Insulated Yankee Cylinder |
| CN102234952A (en) * | 2010-04-30 | 2011-11-09 | 河南省江河纸业有限责任公司 | Large-diameter drying cylinder |
| CN101929097A (en) * | 2010-08-30 | 2010-12-29 | 陕西科技大学 | Steam knife impacted water-ring testing device in papermaking dryer |
| CN103114488A (en) * | 2013-03-21 | 2013-05-22 | 李春崇 | Normal-pressure multichannel papermaking drying cylinder |
| CN103114488B (en) * | 2013-03-21 | 2016-06-01 | 李春崇 | A kind of normal pressure hyperchannel paper-making drying cylinder |
| CN104018386A (en) * | 2014-06-16 | 2014-09-03 | 成都丽雅纤维股份有限公司 | Drying cylinder for glass paper |
| CN106676935A (en) * | 2015-11-05 | 2017-05-17 | 李�昊 | Conduction oil drying cylinder |
| CN107639887A (en) * | 2016-07-22 | 2018-01-30 | 上海大松瓦楞辊有限公司 | A kind of water storage slot type Corrugator roller |
| CN108867142A (en) * | 2018-07-25 | 2018-11-23 | 山东鑫蓝新能源科技有限公司 | A kind of energy supplying system of paper production line |
| CN108867142B (en) * | 2018-07-25 | 2024-05-03 | 山东鑫蓝新能源科技有限公司 | Energy supply system of papermaking production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090513 Termination date: 20160704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |