CN107724157B - A kind of drying unit - Google Patents
A kind of drying unit Download PDFInfo
- Publication number
- CN107724157B CN107724157B CN201711137146.0A CN201711137146A CN107724157B CN 107724157 B CN107724157 B CN 107724157B CN 201711137146 A CN201711137146 A CN 201711137146A CN 107724157 B CN107724157 B CN 107724157B
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- Prior art keywords
- end cover
- cylinder
- ring
- drying
- cylinder body
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- 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
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- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to paper making equipment technical fields, disclose a kind of drying unit, including support frame, drying cylinder cylinder body, first end cover and second end cover, shaft, drive shaft, steam pipe, siphon pipe, the side of first end cover contradicts the actuator being provided on the inner wall of drying cylinder cylinder body side, between support frame and first end cover for driving first end cover to move back and forth along the extending direction of drying cylinder cylinder body.This programme utilizes new mechanical structure, steam condensed water in drying cylinder cylinder body is gone out out of siphon pipe, wherein when the width of paper becomes smaller, it is moved in drying cylinder cylinder body using actuator driving first end cover, so that the distance between the first end cover at both ends and second end cover and paper is of same size, the volume of drying cylinder cylinder body can become smaller at this time, so that drying cylinder cylinder intracorporal quantity of steam when drying in the paper to become smaller to width can be reduced, the waste of the heat when the paper to different in width is dried can be finally reduced.
Description
Technical field
The present invention relates to paper making equipment technical field, in particular to a kind of drying unit.
Background technique
It usually requires that paper is dried using drying cylinder in modern paper technology, wherein drying cylinder is cylinder iron manufactured
There is the hollow cylinder of lid at both ends, are made of the cylinder cap at cylinder body and its both ends, and outer diameter is mostly 1000~3000mm, in operation process
In, the paper of conveying is dried hot light by interior logical steam.
Currently, notification number is CN204356584U, the day for announcing is that Chinese patent on May 27th, 2015 discloses a kind of drying cylinder
Siphon pipe condensate water extraction device, including drying cylinder, drying cylinder be equipped with transmission side cylinder cap, siphon pipe, siphon pipe be divided into siphon transverse tube,
Siphon bend, siphon vertical tube three parts, siphon bend are hose, and one end of siphon transverse tube is fixed on drying cylinder, siphon transverse tube with
Siphon bend is connected by connection ring, and siphon bend is connected with siphon vertical tube by connection ring, and siphon bend is hose.
Paper can be dried after the drying cylinder rotation of this kind of dryer siphon tube condensate water extraction device, and utilize siphon
Pipe absorbs the condensed water in drying cylinder；But may need to dry the paper of different in width when drying paper,
Sometimes for paper width be possible to it is smaller than the length of drying cylinder, and in drying cylinder always be full of steam, drying cylinder is to this at this time
When the smaller paper of kind width is dried, the drying cylinder outer wall at two side position of paper is not just fitted on paper,
So that being located at the waste of the drying cylinder heat of paper two sides in vain.
Summary of the invention
The object of the present invention is to provide a kind of drying unit, can reduce hot when the paper to different in width is dried
The waste of amount.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of drying unit, including branch
Support, the drying cylinder cylinder body on support frame, the first end cover and second end cover, rotation connection for being located at drying cylinder cylinder body both ends
On the support frame and the shaft across first end cover, rotation connection are used on the support frame and for the driving across second end cover
Axis, the steam pipe being arranged in shaft are arranged in steam pipe and for penetrating into the intracorporal siphon pipe of drying cylinder cylinder, described first
The side of end cap contradicts on the inner wall of drying cylinder cylinder body side, is arranged between support frame as described above and the first end cover useful
In the actuator for driving the first end cover to move back and forth along the extending direction of the drying cylinder cylinder body.
By using above scheme, drying processing can be carried out to paper after being full of steam in drying cylinder cylinder body, in drying cylinder
Condensed water can go out out of siphon pipe in cylinder body, wherein utilizing actuator driving first when the width of paper becomes smaller
End cap moves in drying cylinder cylinder body, so that the width phase of the distance between the first end cover at both ends and second end cover and paper
Together, the volume of drying cylinder cylinder body can become smaller at this time, so that in drying cylinder cylinder body when drying of the paper to become smaller to width
Interior quantity of steam can be reduced, and can finally reduce the waste of the heat when the paper to different in width is dried.
The further setting of the present invention are as follows: the side of the first end cover is fixed with multiple driving cogs, the drying cylinder cylinder body
Inner wall on offer multiple sliding slots being respectively embedded into for multiple driving cogs.
By using above scheme, the sliding slot on drying cylinder inboard wall of cylinder block is embedded in using the driving cog of first end cover side
Interior, at this time when drive shaft drives second end cover rotation to drive drying cylinder cylinder body to rotate, drying cylinder cylinder body can pass through sliding slot band
Dynamic first end cover rotation, at this time between first end cover and the inner wall of drying cylinder cylinder body synchronize moved, compared to drying cylinder cylinder body with
For sliding friction occurs between first end cover, the abrasion between first end cover and drying cylinder inboard wall of cylinder block can be reduced.
The further setting of the present invention are as follows: the actuator includes being fixed on support frame as described above and the center of circle is in the shaft
Central axis on support ring, one end be fixed on the cylinder in the first end cover, the cylinder is far from the first end cover
One end be axially and fixedly connected in the support ring and along the shaft along the circumferential sliding connection of the support ring
In the support ring.
By using above scheme, when needing that first end cover is driven to move in drying cylinder cylinder body, the flexible of cylinder is utilized
To realize first end cover in the intracorporal movement of drying cylinder cylinder, wherein utilizing at this time since first end cover itself is in rotary state
One end of cylinder is fixed in first end cover, while the one end of cylinder far from first end cover is axially and fixedly connected to along shaft
Be connected in support ring in support ring and along the circumferential sliding of support ring, at this time cylinder can with first end cover rotation into
Row rotation finally can be realized cylinder and drive first end cover to move in drying cylinder cylinder body in first end cover rotation, facilitates cylinder
First end cover is changed in the intracorporal position of drying cylinder cylinder quickly, operation can be completed without shutting down.
The further setting of the present invention are as follows: the side of the support ring offers section annular groove in the shape of a " convex ", described
Cylinder is fixed with for being embedded in the annular groove and being used cooperatively with the annular groove on one end far from the first end cover
Sliding block.
By using above scheme, it is embedded in using the sliding block on cylinder in the annular groove of support surrounding place side, sliding block can edge
Annular groove slid, wherein the section of annular groove is in the shape of a " convex ", and the shape of sliding block is matched with the shape of annular groove, at this time ring
Ladder end face in slot can be defined the position of sliding block, prevent sliding block is along the axial direction of shaft from being moved, most
The one end of cylinder far from first end cover may make to be axially and fixedly connected to along shaft in support ring and along support ring eventually
Circumferential sliding be connected in support ring.
The further setting of the present invention are as follows: the drying cylinder cylinder body includes fixed ring body on the second end cover, multiple
It is successively detachably connected in the ring body and diameter connection ring identical with the ring body diameter.
It include ring body and multiple connection rings using drying cylinder cylinder body by using above scheme, and connection ring is successively detachable
It is connected in ring body, after first end cover is mobile towards second end cover side in drying cylinder cylinder body, it is remote to be now placed in first end cover
Connection ring from second end cover side can disassemble, to cause after reducing in heat transfer to these extra connection rings
The waste of heat.
The further setting of the present invention are as follows: mounting ring is fixed on one end of the connection ring, the connection ring is far from institute
It states and offers the annular groove that the mounting ring in the adjacent connection ring of confession is embedded on one end of mounting ring, in the mounting ring
It offers multiple threaded holes, on the outer wall of the connection ring and is located at the position of the annular groove and offers multiple mounting holes,
The installation bolt that the mounting hole rear thread is connected in the threaded hole is provided through in the connection ring.
By using above scheme, when needing to disassemble connection ring, using passing through installation between adjacent connection ring
Ring is mutually chimeric with annular groove, after at this time screwing down installation bolt out of threaded hole, can take out mounting ring out of annular groove,
To disassemble connection ring from adjacent connection ring, can finally reduce in heat transfer to these extra connection rings
The waste of heat is caused afterwards；Operator, which only needs to turn installation bolt, simultaneously can be completed dismantlement work, so that tearing open
It fills more convenient when connection ring.
The further setting of the present invention are as follows: the bolt for the installation bolt is offered on the inner wall of the mounting hole side
The countersunk head slot of head insertion.
By using above scheme, it is embedded in using countersunk head slot for installing the bolt head of bolt, the bolt of bolt is installed at this time
Head can be submerged in countersunk head slot, and final influence of the bolt head to paper that can avoid protruding from connection ring outer wall reduces paper
Open a possibility that being destroyed by bolt head.
The further setting of the present invention are as follows: flash tank is additionally provided on support frame as described above, the steam pipe is far from the baking
The steam branch pipe communicated with the steam pipe, the feed inlet of the flash tank and the siphon pipe are fixed on one end of cylinder cylinder body
It is connected and discharge port is connected with the steam branch pipe.
It by using above scheme, can be entered in flash tank after condensed water is absorbed away by siphon pipe, pass through sudden strain of a muscle
These condensed waters with heat can be become again steam by steaming pot, and the steam discharged again out of flash tank can pass through
Steam branch pipe enters in drying cylinder cylinder body, can finally be recycled to the heat in condensed water, to meet energy-saving ring
The objective of guarantor.
The further setting of the present invention are as follows: be fixed on the discharge port of the flash tank for being connected with the steam branch pipe
Discharge nozzle, be provided with delivery pump on the discharge nozzle.
By using above scheme, when steam is gone out out of flash tank, pressurizeed using delivery pump to steam, thus
Steam is more quickly input in steam branch pipe, the speed of steam flowing can be finally accelerated.
In conclusion the invention has the following advantages:
1. drying processing can be carried out to paper after being full of steam in drying cylinder cylinder body, the condensed water in drying cylinder cylinder body
It can go out out of siphon pipe, wherein driving first end cover in drying cylinder using Telescopic-cylinder when the width of paper becomes smaller
It moves in cylinder body, so that the distance between the first end cover at both ends and second end cover and paper is of same size, dries at this time
The volume of cylinder cylinder body can become smaller, so that in drying cylinder cylinder intracorporal quantity of steam when drying of the paper to become smaller to width
It can reduce, can finally reduce the waste of the heat when the paper to different in width is dried；
2. it include ring body and multiple connection rings using drying cylinder cylinder body, and connection ring is successively detachably connected in ring body, when
After first end cover moves in drying cylinder cylinder body towards second end cover side, first end cover is now placed in far from second end cover side
Connection ring can disassemble, to cause the waste of heat after reducing in heat transfer to these extra connection rings；
3. it can be entered in flash tank after condensed water is absorbed away by siphon pipe, it can be by these by flash tank
Condensed water with heat becomes steam again, and the steam discharged again out of flash tank can be entered by steam branch pipe
In drying cylinder cylinder body, the heat in condensed water can be finally recycled, to meet energy-saving and environment-friendly objective.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is partial structure sectional view of the present invention；
Fig. 3 is the enlarged drawing in the portion A in Fig. 1；
Fig. 4 is the enlarged drawing in the portion B in Fig. 2；
Fig. 5 is the enlarged drawing in the portion C in Fig. 2；
Fig. 6 is the enlarged drawing in the portion D in Fig. 2.
In figure: 1, support frame；2, drying cylinder cylinder body；21, first end cover；211, driving cog；22, second end cover；23, shaft；
231, steam pipe；232, siphon pipe；24, drive shaft；25, sliding slot；26, ring body；27, connection ring；271, mounting ring；272, annular
Slot；273, threaded hole；274, mounting hole；2741, countersunk head slot；275, bolt is installed；3, actuator；31, support ring；311, ring
Slot；32, cylinder；321, sliding block；4, flash tank；41, steam branch pipe；42, discharge nozzle；421, delivery pump；5, decelerating motor.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
A kind of drying unit, referring to Fig.1, this kind of drying unit include support frame 1, and drying cylinder cylinder body is connected on support frame 1
2, the outer wall of drying cylinder cylinder body 2 is for being fitted in paper；Wherein the both ends of drying cylinder cylinder body 2 are connected separately with first end cover 21 and
Two end caps 22 are connected with shaft 23 by bearing in first end cover 21, and shaft 23 is bolted on support frame 1.
Referring to Fig. 2, the inside of shaft 23 is hollow form and has been passed through steam pipe 231, and 23 one end of shaft is passed through in drying cylinder
In cylinder body 2, wherein there are two openings for one end tool of the shaft 23 far from drying cylinder cylinder body 2, and an opening for steam pipe 231 for extending
It goes out to connect 231 net of steam pipe, while being also connected with steam branch pipe 41 on steam pipe 231；Another opening connection of shaft 23
There is siphon pipe 232, and siphon pipe 232 penetrates into inside drying cylinder cylinder body 2 after steam pipe 231, thus right using siphon pipe 232
Condensed water in drying cylinder cylinder body 2 is absorbed.
Referring to Fig.1, flash tank 4 is also equipped on support frame 1, flash tank 4, as a kind of prior art, are no longer gone to live in the household of one's in-laws on getting married here
It states；Wherein the feed inlet of flash tank 4 is connected with siphon pipe 232 far from one end of drying cylinder cylinder body 2, is absorbed at this time by siphon pipe 232
Condensed water can be passed into flash tank 4 steam is made again；It is connected with discharge nozzle 42 on the discharge port of flash tank 4 simultaneously,
And delivery pump 421 is connected on discharge nozzle 42, wherein it is separate far from one end of flash tank 4 to be connected to steam branch pipe 41 for discharge nozzle 42
On one end of steam pipe 231；The steam in flash tank 4 can be input to by steam branch pipe by the effect of delivery pump 421 at this time
In 41.
Referring to Fig. 3, the side of first end cover 21 has also been wholely set multiple driving cogs 211, and driving cog 211 is far from first end
One side end face of lid 21 is used to contradict the side inner wall in drying cylinder cylinder body 2, and multiple confessions are offered on the inner wall of drying cylinder cylinder body 2
The extending direction of the sliding slot 25 that multiple driving cogs 211 are respectively embedded into, sliding slot 25 is parallel with the extension side of drying cylinder cylinder body 2.
Referring to Fig. 2, actuator 3 is additionally provided between support frame 1 and first end cover 21, actuator 3 is for driving first end
Lid 21 moves back and forth along the extending direction of sliding slot 25；This kind of actuator 3 includes support ring 31, cylinder 32 simultaneously.
Referring to Fig. 4, support ring 31 in a ring and is welded on support frame 1, and wherein the center of circle of support ring 31 is joined in shaft 23(
According to Fig. 2) central axis on, and support ring 31 offers annular groove 311, while annular groove on the side side wall of drying cylinder cylinder body 2
311 center of circle is consistent with the center of circle of support ring 31, and the section of annular groove 311 is in the shape of a " convex "；Wherein the one of 32 piston rod of cylinder
End is bolted on first end cover 21(referring to Fig. 2) outer wall on, and 32 cylinder body of cylinder on one end of piston rod far from welding
It is connected to the sliding block 321 for being embedded in annular groove 311, while it is also in " convex " that the shape of sliding block 321 is identical as the shape of annular groove 311
Font, so that sliding block 321 can be used cooperatively with annular groove 311, it is final that cylinder 32 may make to join far from first end cover 21(
According to Fig. 2) one end be axially and fixedly connected in support ring 31 and along shaft 23 along the circumferential sliding connection of support ring 31
In support ring 31.
Referring to Fig. 2, wherein drying cylinder cylinder body 2 includes ring body 26, multiple connection rings 27, and wherein ring body 26 is welded on second end cover
On 22, and the center of circle of second end cover 22 is on the central axis of ring body 26；The central axis and ring body of multiple connection rings 27 simultaneously
26 central axis is consistent, and multiple connection rings 27 are successively detachably connected in ring body 26, the diameter and ring body of connection ring 27
26 diameter is identical；After mobile towards 22 side of second end cover in drying cylinder cylinder body 2 when first end cover 21 at this time, it is located at first end
Lid 21 can be disassembled far from the connection ring 27 of 22 side of second end cover, to reduce heat transfer to these extra connections
The waste of heat is caused after on ring 27.
Referring to Fig. 5, mounting ring 271 is wholely set on the end face of 27 one end of connection ring, and the center of circle of mounting ring 271 is even
On the central axis for connecing ring 27, annular groove 272, and annular groove wherein are offered on the one end of connection ring 27 far from mounting ring 271
272 center of circle is on the central axis of connection ring 27；When two neighboring connection ring 27 is in connection, first with mounting ring 271
It is embedded in annular groove 272；This kind of annular groove 272(is equally offered on the end face of ring body 26 simultaneously referring to Fig. 6), with ring body 26
Mounting ring 271 in adjacent connection ring 27 can be embedded in the annular groove 272 in ring body 26, thus realize connection ring 27 with
The connection of ring body 26.
Referring to Fig. 5, multiple threaded holes 273 are offered in mounting ring 271, and multiple threaded holes 273 are along mounting ring 271
Side is evenly spaced on (referring to Fig.1)；It is wherein offered on the outer wall of connection ring 27 and at the position of annular groove 272 more
A mounting hole 274 is additionally provided with the installation being connected in threaded hole 273 for passing through 274 rear thread of mounting hole in connection ring 27
Bolt 275, to realize the connection between adjacent connection ring 27；It equally offers on the outer wall of ring body 26 for installing bolt simultaneously
The 275 mounting hole 274(passed through are referring to Fig. 6)；It wherein is also provided with countersunk head slot 2741 on the side inner wall of mounting hole 274, works as peace
When dress bolt 275 is penetrated into mounting hole 274, the bolt head of installation bolt 275 can submerge in countersunk head slot 2741.
Referring to Fig.1, second end cover 22(is referring to Fig. 2) on key connection have drive shaft 24, drive shaft 24 is connected to by bearing
On support frame 1, while one end in drive shaft 24 far from second end cover 22 is connected with decelerating motor 5, and decelerating motor 5 drives driving
Axis 24 rotates, and the rotation of drying cylinder cylinder body 2 can be finally driven by the rotation of second end cover 22.
Principle: referring to Fig.1, steam is inputted using steam pipe 231 and is entered in drying cylinder cylinder body 2, is full of when in drying cylinder cylinder body 2
After steam drying processing can be carried out to paper, condensed water can go out out of siphon pipe 232 in drying cylinder cylinder body 2, when
Condensed water can enter in flash tank 4 after being absorbed away by siphon pipe 232, these can be had heat by flash tank 4
Condensed water become steam again, the steam discharged again out of flash tank 4 can enter drying cylinder by steam branch pipe 41
In cylinder body 2, the heat in condensed water can be finally recycled, to meet energy-saving and environment-friendly objective.
Referring to Fig.1, flexible to drive first end cover 21 in drying cylinder cylinder body using cylinder 32 when the width of paper becomes smaller
It is moved in 2, so that width phase of the first end cover 21 at both ends with second end cover 22(referring to the distance between Fig. 2) with paper
Together, the volume of drying cylinder cylinder body 2 can become smaller at this time, so that in drying cylinder cylinder body when drying of the paper to become smaller to width
Quantity of steam in 2 can be reduced, and can finally reduce the waste of the heat when the paper to different in width is dried.
It include ring body 26 and multiple connection rings 27 referring to Fig. 2, while using drying cylinder cylinder body 2, and connection ring 27 is successively removable
It unloads and is connected in ring body 26, after first end cover 21 is mobile towards 22 side of second end cover in drying cylinder cylinder body 2, first will be located at
After installation bolt 275 in connection ring 27 of the end cap 21 far from 22 side of second end cover screws down (reference Fig. 5), it can will connect
Ring 27 disassembles, to cause the waste of heat after reducing in heat transfer to these extra connection rings 27.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (9)
1. a kind of drying unit including support frame (1), the drying cylinder cylinder body (2) being located on support frame (1), is located at drying cylinder cylinder
The first end cover (21) and second end cover (22) at body (2) both ends are rotatably connected on support frame (1) and for across first end cover
(21) shaft (23) is rotatably connected on support frame (1) and exists for the drive shaft (24) across second end cover (22), setting
Steam pipe (231), setting in shaft (23) is in steam pipe (231) and for penetrating into the siphon pipe in drying cylinder cylinder body (2)
(232), it is characterised in that: the side of the first end cover (21) contradicts on the inner wall of drying cylinder cylinder body (2) side, described
It is provided between support frame (1) and the first end cover (21) for driving the first end cover (21) along the drying cylinder cylinder body
(2) actuator (3) that extending direction moves back and forth in drying cylinder cylinder body (2).
2. a kind of drying unit according to claim 1, it is characterised in that: the side of the first end cover (21) is fixed with
Multiple driving cogs (211) offer on the inner wall of the drying cylinder cylinder body (2) multiple embedding respectively for multiple driving cogs (211)
The sliding slot (25) entered.
3. a kind of drying unit according to claim 2, it is characterised in that: the actuator (3) is described including being fixed on
Support ring (31) of on support frame (1) and the center of circle on the central axis of the shaft (23), one end are fixed on the first end
Cover (21) on cylinder (32), the cylinder (32) far from the first end cover (21) one end along the shaft (23) axis
The support ring is connected to being fixedly connected on the support ring (31) and sliding along the circumferential direction of the support ring (31)
(31) on.
4. a kind of drying unit according to claim 3, it is characterised in that: the side of the support ring (31), which offers, to be cut
Face annular groove in the shape of a " convex " (311), the cylinder (32) far from the first end cover (21) one end on be fixed with for embedding
Enter the sliding block (321) being used cooperatively in the annular groove (311) and with the annular groove (311).
5. a kind of drying unit according to claim 1, it is characterised in that: the drying cylinder cylinder body (2) includes being fixed on institute
It states the ring body (26) on second end cover (22), multiple be successively detachably connected on the ring body (26) and diameter and the ring body
(26) the identical connection ring of diameter (27).
6. a kind of drying unit according to claim 5, it is characterised in that: be fixed on one end of the connection ring (27)
Mounting ring (271), the connection ring (27) on the one end of the mounting ring (271) far from offering for the adjacent connection ring
(27) annular groove (272) of the mounting ring (271) insertion on, offers multiple threaded holes on the mounting ring (271)
(273), multiple mounting holes are offered on the outer wall of the connection ring (27) and at the position of the annular groove (272)
(274), the mounting hole (274) rear thread is provided through on the connection ring (27) to be connected in the threaded hole (273)
Installation bolt (275).
7. a kind of drying unit according to claim 6, it is characterised in that: on the inner wall of mounting hole (274) side
Offer the countersunk head slot (2741) of the bolt head insertion for installation bolt (275).
8. a kind of drying unit according to claim 1, it is characterised in that: support frame as described above is additionally provided with flash distillation on (1)
Tank (4), the steam pipe (231) communicate with the steam pipe (231) far from being fixed on one end of the drying cylinder cylinder body (2)
The feed inlet of steam branch pipe (41), the flash tank (4) is connected with the siphon pipe (232) and discharge port and the steam branch pipe
(41) it is connected.
9. a kind of drying unit according to claim 8, it is characterised in that: fixed on the discharge port of the flash tank (4)
There is the discharge nozzle (42) for being connected with the steam branch pipe (41), is provided with delivery pump (421) on the discharge nozzle (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711137146.0A CN107724157B (en) | 2017-11-16 | 2017-11-16 | A kind of drying unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711137146.0A CN107724157B (en) | 2017-11-16 | 2017-11-16 | A kind of drying unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107724157A CN107724157A (en) | 2018-02-23 |
| CN107724157B true CN107724157B (en) | 2019-06-21 |
Family
ID=61216963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711137146.0A Active CN107724157B (en) | 2017-11-16 | 2017-11-16 | A kind of drying unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107724157B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19747555A1 (en) * | 1997-10-28 | 1999-04-29 | Voith Sulzer Papiertech Patent | Heated and / or coolable cylinder |
| CN201155069Y (en) * | 2007-11-12 | 2008-11-26 | 大连宝锋机器制造有限公司 | Splicing drying cylinder cold type |
| CN101487198B (en) * | 2009-02-10 | 2011-07-20 | 湖南正大轻科机械有限公司 | Paper web stabilizer of high-speed paper machine |
| DE102009003222A1 (en) * | 2009-05-19 | 2010-11-25 | Voith Patent Gmbh | Heat transfer medium-loadable roller or cylinder, in particular Dampfbeheizbare roller |
| AT511232B1 (en) * | 2011-03-21 | 2014-09-15 | Andritz Ag Maschf | METHOD FOR PRODUCING A YANKEE CYLINDER |
| WO2015014515A1 (en) * | 2013-08-01 | 2015-02-05 | Voith Patent Gmbh | Large-cylinder drying drum and method for producing a large-cylinder drying drum |
| CN206646277U (en) * | 2017-03-23 | 2017-11-17 | 连云港天佑纺织机械有限公司 | Detachable knurling rolls |
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2017
- 2017-11-16 CN CN201711137146.0A patent/CN107724157B/en active Active
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| CN107724157A (en) | 2018-02-23 |
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Denomination of invention: A drying device Effective date of registration: 20211126 Granted publication date: 20190621 Pledgee: Zhejiang Shaoxing Ruifeng Rural Commercial Bank Co.,Ltd. Huashe sub branch Pledgor: ZHEJIANG HUAYU PAPER Co.,Ltd. Registration number: Y2021330002357 |