CN106894273B - A kind of boiling vessel - Google Patents
A kind of boiling vessel Download PDFInfo
- Publication number
- CN106894273B CN106894273B CN201510959095.4A CN201510959095A CN106894273B CN 106894273 B CN106894273 B CN 106894273B CN 201510959095 A CN201510959095 A CN 201510959095A CN 106894273 B CN106894273 B CN 106894273B
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- Prior art keywords
- spiral
- discharging
- boiling
- pipeline
- loosening
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Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C7/00—Digesters
- D21C7/08—Discharge devices
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- Meat, Egg Or Seafood Products (AREA)
Abstract
The present invention relates to decoction system fields, disclose a kind of boiling vessel, the boiling vessel includes boiling pipe (2) and discharging member, wherein, the discharging member includes interconnected vertical pipeline (4) and horizontal pipeline (5), and the vertical pipeline is connected to the boiling pipe, it is provided in the vertical pipeline along its axial direction and loosens spiral (6), its axial direction is provided with discharging spiral (7) in the horizontal pipeline, the loosening spiral and the discharging spiral can respective independent operations.Boiling vessel provided by the invention loosens spiral by setting, in the case where guaranteeing discharge port material envelope, can loosen the material in the vertical pipeline of discharging member in time, prevent from extruding the material into block because of system pressure, guarantees that discharging is unobstructed.
Description
Technical field
The present invention relates to decoction system fields, and in particular, to a kind of boiling vessel.
Background technique
Boiling vessel is used primarily for papermaking, is a part of transverse tube even steam system, transverse tube even steam system is by mixer and Duo Gen
Boiling vessel is composed in series, and plant fiber and lye heat boiling wherein, and when discharging is liquid, wherein being mixed with plant fiber, out
Expect smooth.When the effective production cellulose alcohol of boiling, discharging as solid fiber matter particle, the power of discharging is heating steam,
Solid fiber matter particle is driven to spray by steam, in order to save steam, in actual production, exit side there need to be certain material envelope.
As shown in Fig. 2, material is steamed by feed inlet 1 into boiling pipe 2 in the boiling vessel used by the prior art
The process boiled heats material using steam, and the material after boiling enters discharging under the action of pushing spiral 3 and steam
In component, after the vertical pipeline 4 of discharging member, into the horizontal pipeline 5 of discharging member, under the promotion of discharging spiral 7,
Material after boiling leaves discharging member by blow-off valve 8 and enters in normal pressure separator.
In cooking pressure system, by the material in system, normally solid fibrous particulates material is ejected into normal pressure
The external world, by the suddenly change of pressure, to make fibrous material be broken into more small particle, in this course, in order to
The pressure of maintenance system will have the solid material of certain altitude to seal and also to save steam in exit side, and the one of solid material envelope
Side is system with pressure, and side is normal pressure separator, and solid material envelope often squeezes very closely knit by system pressure, causes out
Material mouth blocking can not normally discharge.
Summary of the invention
It is an object of the present invention to overcome the defect that boiling vessel discharge port is frequently occluded in the prior art, a kind of steaming is provided
Boiler, the boiling vessel include boiling pipe and discharging member, wherein the discharging member includes interconnected vertical pipeline and cross
To pipeline, and the vertical pipeline is connected to the boiling pipe, its axial direction is provided with loosening spiral in the vertical pipeline,
Its axial direction is provided with discharging spiral in the horizontal pipeline, the loosening spiral and the discharging spiral respectively can be transported independently
Turn.
Material needs to be passed through steam by the process that feed inlet enters the progress boiling of boiling pipe and heats to material, then
Material after boiling enters in discharging member under the action of pushing spiral and steam, and the loosening spiral in vertical pipeline is upward
Impetus under, the material after boiling is loosened, subsequently into the horizontal pipeline of discharging member, in the promotion of discharging spiral
Under, the horizontal pipeline that the material after boiling leaves discharging member enters in normal pressure separator by blow-off valve.It is operated in boiling vessel
In the process, it loosens spiral and discharging spiral operates simultaneously.
Boiling vessel provided by the invention can in the case where guaranteeing discharge port material envelope by loosening the impetus of spiral
The material in vertical pipeline to loosen discharging member in time, prevents from extruding the material into block because of system pressure, guarantees discharging
It is unobstructed, material is discharged continuously from blow-off valve, the apparatus structure is simple, and fabrication and installation are easy.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the schematic device of boiling vessel provided by the invention；
Fig. 2 is the schematic device of boiling vessel in the prior art.
Description of symbols
1 feed inlet, 2 boiling pipe
3 pushing spiral, 4 vertical pipeline
5 horizontal pipelines 6 loosen spiral
7 discharging 8 blow-off valves of spiral
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
As shown in Figure 1, the boiling vessel includes boiling pipe 2 and discharging member the present invention provides a kind of boiling vessel, wherein
The discharging member includes interconnected vertical pipeline 4 and horizontal pipeline 5, and the vertical pipeline 4 and the boiling pipe 2
Connection, interior be provided with along its axial direction of the vertical pipeline 4 loosen spiral 6, its axial direction are provided with discharging in the horizontal pipeline 5
Spiral 7, the loosening spiral 6 and the discharging spiral 7 can respective independent operations.
In the present invention, the boiling vessel can be horizontal continuous cooking device.
The size of the boiling pipe 2 can be the conventional selection of this field, it is preferable that the length of boiling pipe is 8-15 meters,
Diameter is 500-1500 millimeters.
The quantity of the boiling pipe 2 is the conventional selection of this field, for example, the quantity of boiling pipe is usually no more than 3.
The boiling pipe 2 may include boiling tube shell and pushing spiral 3.The pushing spiral 3 and boiling tube shell
The gap of inner surface can be 15-20 millimeters.When the quantity of boiling pipe 2 is more than 1, pushing away in boiling pipe 2 from top to bottom
The revolving speed of material spiral 3 is sequentially reduced.
Before entering boiling pipe 2, material will usually first pass through scroll feeder, then enter boiling by feed inlet 1
Pipe 2.The scroll feeder may include feeding serew, conical shell, feeding plug tube and transmission device.The effect of scroll feeder
It is that tablet is made to be compressed into material plug to seal the recoil of the steam pressure in boiling pipe while system feeding.
Material is entered in boiling pipe by feed inlet 1 carries out digestion process, is heated using steam to material.The steaming
The condition boiled can be selected according to material, be well known to those skilled in the art.
In the present invention, the screw pitch for loosening spiral 6 can be identical or different with the screw pitch of discharging spiral 7, the pine
The screw pitch of dynamic spiral 6 can be 50-150 millimeters, preferably 50-100 millimeters.
In the present invention, there is no particular limitation for the position for loosening spiral 6, for example, the loosening spiral 6 and discharging
Spiral 7 is vertically staggered, and the vertical range in gap can be 3-15 millimeters, preferably 6-12 millimeters.The loosening spiral 6 with it is vertical
The tube wall distance of pipeline 4 can be 5-30 millimeters.
In invention, the relative position of the loosening spiral 6 and the spiral 7 that discharges is not particularly limited, can on main view
As shown in Figure 1, discharging spiral 7 preceding, loosens spiral 6 rear；Spiral 6 can also be loosened preceding, the spiral 7 that discharges is rear.
In the present invention, the rotation direction for loosening spiral 6 can be controlled by driving device, under the control of driving device,
It is upward for loosening the rotation direction of spiral 6.In boiling vessel operational process, loosens spiral 6 and stir the discharging (object also known as after boiling upwards
Material, similarly hereinafter).
According to a kind of embodiment, the spiral 6 and the driving method for the spiral 7 that discharges of loosening is single-ended drive.
In the present invention, the height for loosening spiral 6 is not particularly limited.Preferably, the height for loosening spiral 6
Degree is higher than the solid material envelope in the vertical pipeline 4, and is lower than the lower edge of the boiling pipe 2.
In the present invention, the boiling vessel can also include blow-off valve 8, the cross of the blow-off valve 8 and the discharging member
It is connected to pipeline 5, discharging (material after boiling, similarly hereinafter) is emitted into normal pressure separator.
Material after boiling enters discharging member, the loosening in vertical pipeline 4 under the action of pushing spiral and steam
Spiral 6 is stirred down upwards, and discharging is loosened, into discharging member horizontal pipeline 5, under the promotion of discharging spiral 7, out
The horizontal pipeline 5 that material leaves discharging member enters in normal pressure separator by blow-off valve 8.In boiling vessel operation process, preferably
Ground, loosens spiral 6 and discharging spiral 7 operates simultaneously.
According to a preferred embodiment of the present invention, as shown in Figure 1, in boiling vessel of the invention, the boiling vessel
Including boiling pipe 2 and discharging member, wherein the top of boiling pipe 2 is provided with feed inlet 1, is provided in boiling pipe along its axial direction
Pushing spiral 3, discharging member includes interconnected vertical pipeline 4 and horizontal pipeline 5, and vertical pipeline 4 and boiling pipe 2 connect
It is logical, it is provided in vertical pipeline 4 along its axial direction and loosens spiral 6, its axial direction is provided with discharging spiral 7 in horizontal pipeline 5, laterally
The outlet side of pipeline 5 is connected with blow-off valve 8.Material enters boiling pipe 2 after the compression of scroll feeder, through feed inlet 1
The process for carrying out boiling, heats material using steam, then discharges to enter under the action of pushing spiral 3 and steam and unload
Expect in component, in the case where the loosening spiral 6 in vertical pipeline 4 is stirred upwards, discharging is loosened, into the transverse pipe of discharging member
Road 5, under the promotion of discharging spiral 7, the horizontal pipeline 5 that discharging member is left in discharging enters normal pressure separator by blow-off valve 8
In.Boiling vessel provided by the invention loosens spiral by setting, in the case where guaranteeing discharge port material envelope, can loosen and unload in time
Expect the material in the vertical pipeline of component, prevent from extruding the material into block because of system pressure, guarantees that discharging is unobstructed.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (5)
1. a kind of boiling vessel, which includes boiling pipe (2) and discharging member, which is characterized in that the discharging member includes
Interconnected vertical pipeline (4) and horizontal pipeline (5), and the vertical pipeline (4) is connected to the boiling pipe (2), institute
It states to be provided in vertical pipeline (4) along its axial direction and loosens spiral (6), its axial direction is provided with discharging in the horizontal pipeline (5)
Spiral (7), the loosening spiral (6) and the discharging spiral (7) can respective independent operation, it is described loosen spiral (6) spiral shell
Away from being 50-150 millimeters；The loosening spiral (6) is vertical with discharging spiral (7) to be staggered；The rotation direction for loosening spiral (6)
It is upward.
2. boiling vessel according to claim 1, wherein the screw pitch for loosening spiral (6) and discharging spiral (7)
Screw pitch is identical or different.
3. boiling vessel according to claim 1 or 2, wherein between the loosening spiral (6) and the discharging spiral (7)
The vertical range of gap is 3-15 millimeters.
4. boiling vessel according to claim 1 or 2, wherein the height for loosening spiral (6) is higher than the vertical pipeline
(4) the solid material envelope in, and it is lower than the lower edge of the boiling pipe (2).
5. boiling vessel according to claim 1 or 2, wherein the boiling vessel further includes blow-off valve (8), the blow-off valve
(8) it is connected to the horizontal pipeline (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510959095.4A CN106894273B (en) | 2015-12-18 | 2015-12-18 | A kind of boiling vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510959095.4A CN106894273B (en) | 2015-12-18 | 2015-12-18 | A kind of boiling vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106894273A CN106894273A (en) | 2017-06-27 |
| CN106894273B true CN106894273B (en) | 2019-03-05 |
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ID=59190405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510959095.4A Active CN106894273B (en) | 2015-12-18 | 2015-12-18 | A kind of boiling vessel |
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| Country | Link |
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| CN (1) | CN106894273B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1566521A (en) * | 2003-06-23 | 2005-01-19 | 王广维 | Non-wood fibre displacement, continuous boiling method and apparatus therefor |
| CN101476256A (en) * | 2008-11-19 | 2009-07-08 | 岳阳纸业股份有限公司 | Method for pre-extracting papermaking black liquid |
| CN101906730A (en) * | 2010-07-15 | 2010-12-08 | 轻工业杭州机电设计研究院 | Non-wood fiber continuous cooking method and device |
| CN201835172U (en) * | 2010-10-18 | 2011-05-18 | 安徽格义清洁能源技术有限公司 | Two-section type lignin cooking-separating device |
| CN103597139A (en) * | 2011-03-25 | 2014-02-19 | S·L·凯斯瓦尼 | Method and system for extraction of black liquor from a horizontal tube continuous digester |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003281334A1 (en) * | 2002-07-02 | 2004-01-23 | Andritz, Inc. | Solvent pulping of biomass |
-
2015
- 2015-12-18 CN CN201510959095.4A patent/CN106894273B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1566521A (en) * | 2003-06-23 | 2005-01-19 | 王广维 | Non-wood fibre displacement, continuous boiling method and apparatus therefor |
| CN101476256A (en) * | 2008-11-19 | 2009-07-08 | 岳阳纸业股份有限公司 | Method for pre-extracting papermaking black liquid |
| CN101906730A (en) * | 2010-07-15 | 2010-12-08 | 轻工业杭州机电设计研究院 | Non-wood fiber continuous cooking method and device |
| CN201835172U (en) * | 2010-10-18 | 2011-05-18 | 安徽格义清洁能源技术有限公司 | Two-section type lignin cooking-separating device |
| CN103597139A (en) * | 2011-03-25 | 2014-02-19 | S·L·凯斯瓦尼 | Method and system for extraction of black liquor from a horizontal tube continuous digester |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106894273A (en) | 2017-06-27 |
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