CN205134095U - A hot water recycling system for papermaking - Google Patents
A hot water recycling system for papermaking Download PDFInfo
- Publication number
- CN205134095U CN205134095U CN201520866614.8U CN201520866614U CN205134095U CN 205134095 U CN205134095 U CN 205134095U CN 201520866614 U CN201520866614 U CN 201520866614U CN 205134095 U CN205134095 U CN 205134095U
- Authority
- CN
- China
- Prior art keywords
- steam
- hot water
- recycling system
- water recycling
- retracting device
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000004064 recycling Methods 0.000 title claims abstract description 23
- 238000009833 condensation Methods 0.000 claims abstract description 24
- 230000005494 condensation Effects 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000009835 boiling Methods 0.000 claims description 22
- 239000002002 slurry Substances 0.000 claims description 20
- 238000010992 reflux Methods 0.000 claims description 13
- 238000000227 grinding Methods 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 7
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 238000010793 Steam injection (oil industry) Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
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- Paper (AREA)
Abstract
The utility model discloses a hot water recycling system for papermaking, include the recovery unit of the steam of recovery papermaking in -process production, carry and the condensation the pipeline of steam to and store through the condensation the storage device of steam, through such system, can realize the hot water retrieval and utilization of papermaking in -process to save resource, environmental protection more.
Description
Technical field
The utility model relates to pulp technology for making paper, particularly a kind of hot water recycling system for papermaking.
Background technology
At present; papermaking equipment often can produce a large amount of steam in the process of papermaking; such as; digesting apparatus (such as vertical continuous steamer) often can be used to prepare paper pulp at pulp stage of getting the raw materials ready; and the steam that digesting apparatus produces at present generally all directly discharges; and not environmentally (in such as steam, can raw material be mixed with; meeting is to environmental effects); also uneconomical; recycling steam (heat energy in such as steam, water resource, raw material etc.) such as not yet in effect, can cause the wasting of resources like this.
Utility model content
Main purpose of the present utility model is to provide a kind of hot water recycling system for papermaking that can realize hot water reuse.
In order to achieve the above object, the utility model proposes a kind of hot water recycling system for papermaking, it is characterized in that, comprise the retracting device reclaiming the steam produced in paper-making process, carry and the conveyance conduit of steam described in condensation, and store the storage device through the described steam of condensation.
According to an embodiment of the present disclosure, described retracting device comprises the first retracting device reclaiming the steam that boiling vessel produces when boiling slurry.
According to an embodiment of the present disclosure, also comprise by described storage device through first reflux of the described steam injection of condensation to described boiling vessel.
According to an embodiment of the present disclosure, described first reflux comprises high-pressure pump, and the described steam through condensation is injected in described boiling vessel through described high-pressure pump.
According to an embodiment of the present disclosure, described retracting device comprises the second retracting device reclaiming the steam that defibrator produces when grinding slurry.
According to an embodiment of the present disclosure, also comprise the second reflux in the slurry be input to by the described steam through condensation in described storage device through grinding.
According to an embodiment of the present disclosure, described retracting device comprises the 3rd retracting device reclaiming the steam that baker produces when drying paper.
According to an embodiment of the present disclosure, described baker comprises the oven dry portion of paper machine.
According to an embodiment of the present disclosure, described retracting device comprises the air exhauster of conveyance conduit described in described steam suction.
According to an embodiment of the present disclosure, described conveyance conduit comprises polyvinyl chloride pipeline, and described storage device comprises water tank.
Compared with prior art, the utility model has the following advantages: owing to can reclaim by retracting device the steam produced in paper-making process, by conveyance conduit conveying also steam described in condensation, and store the described steam through condensation by storage device, therefore the hot water reuse in paper-making process can be realized, thus saving resource, more environmental protection.
Accompanying drawing explanation
In order to clearer explanation the technical solution of the utility model, below the accompanying drawing used required in describing embodiment is briefly described, apparent, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the hot water recycling system for papermaking of the utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment; clear, complete description is carried out to the technical scheme in the utility model embodiment; obviously described embodiment is only a part of embodiment of the present utility model; it not whole embodiments; based on the embodiment in the utility model; those of ordinary skill in the art are not paying the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model embodiment provides a kind of hot water recycling system for papermaking, comprise the retracting device 1 reclaiming the steam produced in paper-making process, carry and the conveyance conduit 2 of steam described in condensation, and store the storage device 3 through the described steam of condensation.
Such as, owing to can reclaim by retracting device the steam produced in paper-making process, by conveyance conduit conveying also steam described in condensation, and store the described steam through condensation by storage device, therefore the hot water reuse in paper-making process can be realized, thus saving resource, more environmental protection.
According to an embodiment of the present disclosure, described retracting device 1 comprises the first retracting device 20 reclaiming the steam that boiling vessel 10 produces when boiling slurry.
Such as, the first retracting device can reclaim the steam that boiling vessel (such as boiling slurry, preparing the slurry of paper grade (stock)) produces when boiling slurry, thus is realized the recycling of hot water by conveyance conduit and storage device.
According to an embodiment of the present disclosure, also comprise by described storage device 3 through first reflux of the described steam injection of condensation to described boiling vessel 10.
Such as, the described steam (wherein also having moisture and slurry) through condensation in storage device can be injected into described boiling vessel by the first reflux, realizes recycle.
According to an embodiment of the present disclosure, described first reflux comprises high-pressure pump, and the described steam through condensation is injected in described boiling vessel through described high-pressure pump.
Such as, can continue to inject boiling vessel (such as boiler) through hot high pressure water pump, thus reduce boiling vessel (such as boiler) Water purification, and can also usefulness of steaming be improved, save fuel.
According to an embodiment of the present disclosure, described retracting device 1 comprises the second retracting device 21 reclaiming the steam that defibrator 11 produces when grinding slurry.
Such as, the second retracting device can reclaim the steam that defibrator (for grinding slurry, preparing the slurry of paper grade (stock)) produces when grinding slurry, thus is realized the recycling of hot water by conveyance conduit and storage device.
According to an embodiment of the present disclosure, also comprise the second reflux in the slurry be input to by the described steam through condensation in described storage device through grinding.
Such as, the described steam (wherein also having moisture and slurry) through condensation in storage device to the slurry through grinding, can be realized recycle by the second reflux.
According to an embodiment of the present disclosure, described retracting device 1 comprises the 3rd retracting device 22 reclaiming the steam that baker 12 produces when drying paper.
Such as, the 3rd retracting device can reclaim the steam that baker (such as drying wet paper) produces when drying paper, thus is realized the recycling of hot water by conveyance conduit and storage device.
According to an embodiment of the present disclosure, described baker comprises the oven dry portion of paper machine.
Such as, baker can comprise the oven dry portion in paper machine, for drying such as wet paper, collects steam (wherein also having moisture and slurry) in the process of drying.
According to an embodiment of the present disclosure, described retracting device comprises the air exhauster of conveyance conduit described in described steam suction.
Such as, in order to make the steam in conveyance conduit enter storage device concentrate carry out depositing and recycling, can with air exhauster by steam suction storage device, wherein storage device can carry out condensation to steam further, or is directly back at least one item in boiling vessel, defibrator or baker.
Such as, first retracting device 20, second retracting device 21 and the 3rd retracting device 22 can be arranged on boiling vessel 10 respectively, the air exhauster of the such as top of defibrator 11 and baker 12, steam produced like this can direct suction conveyance conduit (can arrange corresponding multiple conveyance conduit respectively), thus enter in storage device 3 (corresponding multiple storage device can be set respectively, also can concentrated setting one), and then by such as the first reflux and the second reflux (such as high-pressure pump and corresponding pipeline) will reclaim steam (such as condensed steam, wherein containing moisture and slurry) be back to boiling vessel 10, at least one item in defibrator 11, thus save the energy and resource.
According to an embodiment of the present disclosure, described conveyance conduit comprises polyvinyl chloride pipeline, and described storage device comprises water tank.
Such as, conveyance conduit comprises polyvinyl chloride pipeline, and such pipeline anticorrosion ability is strong, and easily clean, cost compare is low, easy to use.Storage device such as comprises water tank, is stored the hot water reclaimed, be convenient to further use, or at least one the realization be back in boiling vessel, defibrator or baker recycles by water tank.
Through the above description of the embodiments, those skilled in the art can be well understood to the utility model and can also be realized by other structures, and feature of the present utility model is not limited to above-mentioned preferred embodiment.Any personnel being familiar with this technology are in technical field of the present utility model, and the change that can expect easily or modification, all should be encompassed within scope of patent protection of the present utility model.
Claims (10)
1. for a hot water recycling system for papermaking, it is characterized in that, comprise the retracting device reclaiming the steam produced in paper-making process, carry and the conveyance conduit of steam described in condensation, and store the storage device through the described steam of condensation.
2. the hot water recycling system for papermaking according to claim 1, is characterized in that, described retracting device comprises the first retracting device reclaiming the steam that boiling vessel produces when boiling slurry.
3. the hot water recycling system for papermaking according to claim 2, is characterized in that, also comprise by described storage device through first reflux of the described steam injection of condensation to described boiling vessel.
4. the hot water recycling system for papermaking according to claim 3, is characterized in that, described first reflux comprises high-pressure pump, and the described steam through condensation is injected in described boiling vessel through described high-pressure pump.
5. the hot water recycling system for papermaking according to any one of claim 1-4, is characterized in that, described retracting device comprises the second retracting device reclaiming the steam that defibrator produces when grinding slurry.
6. the hot water recycling system for papermaking according to claim 5, is characterized in that, also comprises the second reflux in the slurry be input to by the described steam through condensation in described storage device through grinding.
7. the hot water recycling system for papermaking according to any one of claim 1-4, is characterized in that, described retracting device comprises the 3rd retracting device reclaiming the steam that baker produces when drying paper.
8. the hot water recycling system for papermaking according to claim 7, is characterized in that, described baker comprises the oven dry portion of paper machine.
9. the hot water recycling system for papermaking according to claim 7, is characterized in that, described retracting device comprises the air exhauster of conveyance conduit described in described steam suction.
10. the hot water recycling system for papermaking according to claim 1, is characterized in that, described conveyance conduit comprises polyvinyl chloride pipeline, and described storage device comprises water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520866614.8U CN205134095U (en) | 2015-11-03 | 2015-11-03 | A hot water recycling system for papermaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520866614.8U CN205134095U (en) | 2015-11-03 | 2015-11-03 | A hot water recycling system for papermaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205134095U true CN205134095U (en) | 2016-04-06 |
Family
ID=55619903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520866614.8U Expired - Fee Related CN205134095U (en) | 2015-11-03 | 2015-11-03 | A hot water recycling system for papermaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205134095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130454A (en) * | 2017-07-12 | 2017-09-05 | 郭磊 | A kind of paper grade (stock) defibrator |
-
2015
- 2015-11-03 CN CN201520866614.8U patent/CN205134095U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130454A (en) * | 2017-07-12 | 2017-09-05 | 郭磊 | A kind of paper grade (stock) defibrator |
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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: 20160406 |