CN104894907B - Dry net cleaning device for papermaking machine - Google Patents
Dry net cleaning device for papermaking machine Download PDFInfo
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- CN104894907B CN104894907B CN201510224515.4A CN201510224515A CN104894907B CN 104894907 B CN104894907 B CN 104894907B CN 201510224515 A CN201510224515 A CN 201510224515A CN 104894907 B CN104894907 B CN 104894907B
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- Prior art keywords
- dry net
- hydraulic giant
- net
- dry
- splicing groove
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/32—Washing wire-cloths or felts
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- Paper (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides a dry net cleaning device for a papermaking machine. Both a spray nozzle and a water gun are positioned above a dry net; the spray nozzle and the water gun are arranged in a moving direction of the dry net side by side, and attachments attached on the dry net are cleaned by the water gun after passing through the spray nozzle; in a dry net cleaning process, when a part with the attachments passes through the spray nozzle, the spray nozzle sprays liquid wax to the part to reduce the bonding strength of the attachments and the dry net, and then the water gun sprays high-pressure water flow to the dry net to remove the attachments from the dry net; in the process, the dry net cleaning effect is good, the dry net is not damaged, the service life of the dry net is prolonged, and the paper quality is improved; in addition, the included angle between the water spraying direction of the water gun and the dry net is 30-90 degrees, and compared to other angles, the dry net cleaning effect is improved by 30-60% and the cleaning device has the best cleaning effect on the dry net attachments and is convenient to use.
Description
Technical field
The present invention relates to be used for the dry net cleaning device of paper machine.
Background technology
Dry net is a part in paper making equipment, is easily polluted by paper pulp during use, and then has influence on paper
The quality opened；Therefore, dry net should ensure that in use its clean-up performance.
Dry net sicker is to affect the key factor of the disconnected paper of paper machine, so sicker must can be removed to the greatest extent, prior art,
It is to scrape wire stitcher by installing a rhombus, by cylinder arm control, dry online bulk sicker is periodically scraped off, for bulk glue
The removal of viscous thing serves obvious effect, and the principle for scraping wire stitcher using rhombus is that mechanical type is forced to scrape off the gluing of dry net surface
Thing, so for the abrasion of dry net is very big, access times are too frequent, can have a strong impact on dry net service life, and right
It is also unobvious in fritter, firm sicker removal effect.
The content of the invention
Provided by the present invention for the dry net cleaning device of paper machine, it is intended to overcome and scrape in prior art wire stitcher to remove dry net
Sicker DeGrain and cause the deficiency of dry net serious wear.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical scheme that：For the dry net cleaning device of paper machine,
Including the support across dry net, the nozzle of oriented dry net wax spray is fixed on the support, be further fixed on the support to dry net
The hydraulic giant of High-Pressure Water is sprayed, the nozzle and hydraulic giant are respectively positioned on the top of dry net, and the nozzle and hydraulic giant are along dry net movement side
Cleaned by hydraulic giant again Jing after nozzle to being arranged side by side and being attached to dry online attachment, the water spraying direction of the hydraulic giant with it is dry
The angle of net is 30 degree to 90 degree, and the water spraying direction of hydraulic giant is done with the moving direction of dry net conversely, being located on the support
Splicing groove is additionally provided with below net, for the attachment that access is cleaned out dry net by hydraulic giant, the splicing groove is equipped with rotatable
Drainage screen, the two lateral walls of the splicing groove are provided with the opening for wearing drainage screen, and the support is provided with drive and filters
The wheel of net revolution, the wheel is driven by motor, is connected with the splicing groove and will be located in splicing groove by drainage screen
The drain pipe that liquid after filtration is drawn；By arranging nozzle and hydraulic giant, do and first adopt during net cleaning nozzle wax spray, reduce
Attachment is purged again with the adhesive strength of dry net by hydraulic giant, is substantially increased the cleaning effect of dry net attachment and is not damaged
Hinder dry net.
Because the water sprayed in hydraulic giant is only used for rushing except dry online attachment, therefore, the water that hydraulic giant sprays can be circulated
Utilize, can specifically adopt following structure：The dry net cleaning device also includes water tank, and the water tank is communicated with drain pipe, described
The water pump supplied water to hydraulic giant is provided with water tank, the irrigation pressure of the hydraulic giant is 5～25 MPas.
In order to avoid current spill splicing groove, the opening lower wall is splicing groove apart from the distance of splicing groove inner side diapire
The 1/2～2/3 of depth, notch during current contact filtration net apart from splicing has certain distance, prevents current from spilling.
The wheel is provided with the gear teeth for driving drainage screen revolution, and the chain coordinated with the gear teeth is fixed with the drainage screen
Bar, the chain is linked together with drainage screen by welding manner.
Be further fixed on that dry online attachment is deposited in just to the baffle plate at splicing groove on the support, the baffle plate with
The distance of dry net is 0.5～2 millimeter.
Provided by the present invention for the dry net cleaning device of paper machine, have the advantage that：Nozzle and hydraulic giant are respectively positioned on dry
The top of net, the nozzle and hydraulic giant are arranged side by side along dry net moving direction and are attached to dry online attachment Jing after nozzle
Cleaned by hydraulic giant again；In dry net cleaning process, with appendiculate position when the nozzle, nozzle to the part sprays liquid wax
Liquid, to reduce the adhesive strength of attachment and dry net, then, from hydraulic giant to dry net injection High-Pressure Water, attachment is cleaned out
Dry net；The dry net cleaning performance of this process is good and does not damage dry net, extends the service life of dry net and improves paper quality；Separately
Outward, hydraulic giant water spraying direction and the angle of dry net are 30 degree to 90 degree, and relative to other angles, the angular range causes the clear of dry net
Clean effect improves 30%～60%, makes dry net attachment have best cleaning effect, easy to use.
Description of the drawings
Accompanying drawing 1 is front view of the present invention for the dry net cleaning device of paper machine,
Accompanying drawing 2 is left view of the present invention for the dry net cleaning device of paper machine.
Specific embodiment
Below in conjunction with the accompanying drawings, the dry net cleaning device for paper machine of the present invention is described further.Such as Fig. 1, Fig. 2
It is shown, for the dry net cleaning device of paper machine, including the support 2 across dry net 1, oriented dry net 1 is fixed on the support 2 and is sprayed
The nozzle 3 of wax, the wax spray nozzle should ensure that and equably liquid wax is sprayed onto on dry net 1 so that wax liquor can equably with it is attached
Attachment on dry net 1 to combine to reduce the adhesive strength of attachment and dry net 1, be further fixed on the support 2 to dry
Net 1 sprays the hydraulic giant 4 of High-Pressure Water, and the nozzle 3 and hydraulic giant 4 are respectively positioned on the top of dry net 1, and the nozzle 3 and hydraulic giant 4 are along dry
The attachment that the moving direction of net 1 is arranged side by side and is attached on dry net 1 is cleaned by hydraulic giant 4 again Jing after nozzle 3, the hydraulic giant 4
Water spraying direction and the angle of dry net 1 be 30 degree to 90 degree, the angle can in the interval reasonable selection, angle is more big, does
The stress of net 1 is bigger, and the cleaning effect of attachment is better, during specific design can according to the intensity reasonable selection of dry net 1, and
The moving direction of the water spraying direction of hydraulic giant 4 and dry net 1 conversely,
Referring to Fig. 1, for the ease of clearing up the attachment for being cleaned getting off, it is located under dry net 1 on the support 2
Side is additionally provided with splicing groove 5, and for the attachment that access is cleaned out dry net 1 by hydraulic giant 4, the splicing groove 5 is equipped with rotatable
Drainage screen 6, the two lateral walls of the splicing groove 5 are provided with the opening 7 for wearing drainage screen 6, and the support 2 is provided with and drove
The wheel 8 of the revolution of filter screen 6, the wheel 8 is driven by motor 9, is connected with splicing groove 5 in the splicing groove 5
The drain pipe 10 that liquid after being filtered by drainage screen 6 is drawn；
Referring to Fig. 1, Fig. 2, drainage screen 6 should keep what the net synchronization capability with wheel 8, i.e. wheel 8 were rotated in turning course
Simultaneously drainage screen 6 should also start revolution, to avoid attachment from being deposited on drainage screen 6, because drainage screen 6 is gyration,
Therefore, drainage screen 6 should be annular, in this regard, at the turning of drainage screen 6, a splicing cylinder can be placed, for accommodating drainage screen 6
On the attachment that filters out, to focus on to attachment；In order to keep the net synchronization capability of wheel 8 and drainage screen 6, institute
It can be sprocket wheel of the prior art to state wheel 8, coordinated with the chain 13 being fixed on drainage screen 6, i.e., described wheel 8 is provided with
The gear teeth of the revolution of drainage screen 6 are driven, the chain 13 coordinated with the gear teeth, the chain 13 and filtration are fixed with the drainage screen 6
Net 6 is linked together by welding manner, it is ensured that the net synchronization capability of wheel 8 and drainage screen 6, it is to avoid attachment is deposited in drainage screen
On 6.
Next, referring to Fig. 1, because the water sprayed in water tank 11 is only used for washing away the attachment on dry net 1, i.e., using water
Pressure attachment is washed away from dry net 1, therefore, the water sprayed in hydraulic giant 4 can be recycled, it is to avoid water resource wave
Take, recycling for water resource can select following structure：Including water tank 11, the water tank 11 is communicated with drain pipe 10, described
The water pump 12 supplied water to hydraulic giant 4 is provided with water tank 11, the irrigation pressure of the hydraulic giant 4 is to go back in 5～25 MPas, the water tank 11
One sedimentation tank can be set further to filter to water quality, to dry net 1 when preventing water to be sprayed on dry net 1 by hydraulic giant 4
Form secondary pollution.
Referring again to set location of the drainage screen 6 in splicing groove 5 is seen, referring to Fig. 1, setting of the drainage screen 6 in splicing groove 5
Position should not be too high, and to avoid current from spilling water resource waste is caused, and the lower wall of the opening 7 is apart from the inner side diapire of splicing groove 5
Distance for the depth of splicing groove 5 1/2～2/3, the position of drainage screen 6 should not be too low, i.e., drainage screen 6 is too close to the bottom of splicing groove 5
Wall, to avoid the water in splicing groove 5 from causing current to flow out from opening 7 without discharging in time, causes the wasting of resources.
Below again introducing the additional structure of the dry net cleaning device：Referring to Fig. 1, being further fixed on the support 2 will be dry
Attachment on net 1 is deposited in just to the baffle plate 14 at splicing groove 5, and the baffle plate 14 is 0.5～2 millimeter with the distance of dry net 1,
Should the effect of baffle plate 14 scrape wire stitcher similar to of the prior art, but have difference substantially with wire stitcher is scraped, first, scraping wire stitcher
It is the attachment for striking off on dry net 1, plays a part of directly to remove attachment, and baffle plate 14 only plays auxiliary in this programme
Effect is helped, i.e., for the attachment being attached on dry net 1, is not still cleaned out Jing after nozzle 3 and hydraulic giant 4 are cleared up, the baffle plate
14 can be struck off so as to be deposited on the dry net 1 of the top of splicing groove 5 and removed by hydraulic giant 4；Second, scraping wire stitcher in tool
Contact with dry net 1 during body use, so as to cause the quick abrasion service life of dry net 1 short, and the baffle plate 14 in this programme not with
Dry net 1 is contacted, it is to avoid the abrasion of dry net 1, extends the service life of dry net 1, therefore, the dry net cleaning device increases baffle plate
After 14 structures, there is more preferable cleaning performance to the attachment on dry net 1, and do not damage dry net 1.
Such scheme is during specifically used：Dry net 1 can be turned round ceaselessly due to job specification, and support 2 across
On dry net 1, nozzle 3 and hydraulic giant 4 are provided with support 2, that is to say, that dry net 1 can ceaselessly from nozzle in specific work process
3 and the lower section of hydraulic giant 4 pass through, and be located at the attachment on dry net 1 then together with dry net 1 by nozzle 3 and hydraulic giant 4, it is concrete clear
Reason process is, nozzle 3 sprays the adhesive strength that wax liquor reduces attachment and dry net 1 on dry net 1, then again carries out hydraulic giant 4
Cleaning, finally, current, wax liquor and attachment can current go out dry net 1, reach the cleaning performance of dry net 1；As for splicing groove 5
It is interior current to be filtered, play the effect of water resource recycling；Because the density of wax liquor is less than water, therefore, wax liquor
Only need to filter i.e. recyclable by simple, easy to operate, here does not do deep expansion；Further, the side of water spray of hydraulic giant 4
The angle of Xiang Yugan nets 1 is 30 degree to 90 degree, and relative to other angles, the angular range causes the cleaning effect of dry net 1 to improve
30%～60%, make the attachment of dry net 1 that there is best cleaning effect, it is easy to use.
These are only the preferred embodiment of the present invention, it is intended to embody the prominent technique effect and advantage of the present invention, not
It is the restriction to technical scheme.Those skilled in the art will appreciate that all are based on the technology of the present invention content
Modification, change or the substitute technology feature made, should all be covered by the technology category that claims of the present invention are advocated
It is interior.
Claims (3)
1. the dry net cleaning device of paper machine is used for, it is characterised in that：Including the support (2) across dry net (1), the support
(2) nozzle (3) of oriented dry net (1) wax spray is fixed on, is further fixed on spraying High-Pressure Water to dry net (1) on the support (2)
Hydraulic giant (4), the nozzle (3) and hydraulic giant (4) be respectively positioned on the top of dry net (1), and the nozzle (3) and hydraulic giant (4) are along dry net
(1) moving direction is arranged side by side and is attached to the attachment on dry net (1) Jing after nozzle (3) again by hydraulic giant (4) cleaning, described
The water spraying direction of hydraulic giant (4) is 30 degree to 90 degree with the angle of dry net (1), and the water spraying direction of hydraulic giant (4) and dry net (1)
Moving direction is additionally provided with splicing groove (5) conversely, being located on the support (2) below dry net (1), for access by hydraulic giant (4)
The attachment of dry net (1) is cleaned out, the splicing groove (5) is equipped with rotatable drainage screen (6), the phase of the splicing groove (5)
The opening (7) for wearing drainage screen (6) is provided with to two side, the support (2) is provided with the wheel for driving drainage screen (6) revolution
(8), the wheel (8) is driven by motor (9), is connected with the splicing groove (5) and will be filtered in splicing groove (5)
The drain pipe (10) that liquid after net (6) filtration is drawn；
The dry net cleaning device also includes water tank (11), and the water tank (11) communicates with drain pipe (10), in the water tank (11)
The water pump (12) supplied water to hydraulic giant (4) is provided with, the irrigation pressure of the hydraulic giant (4) is 5～25 MPas；
Opening (7) lower wall is the 1/2～2/3 of splicing groove (5) depth apart from the distance of splicing groove (5) inner side diapire.
2. the dry net cleaning device for paper machine according to claim 1, it is characterised in that：Set on the wheel (8)
The gear teeth for having drive drainage screen (6) to turn round, are fixed with the chain (13) coordinated with the gear teeth, the chain on the drainage screen (6)
(13) linked together by welding manner with drainage screen (6).
3. the dry net cleaning device for paper machine according to claim 1, it is characterised in that：On the support (2) also
It is fixed with and the attachment on dry net (1) is deposited in just to the baffle plate (14) at splicing groove (5) place, the baffle plate (14) and dry net
(1) distance is 0.5～2 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510224515.4A CN104894907B (en) | 2015-05-05 | 2015-05-05 | Dry net cleaning device for papermaking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510224515.4A CN104894907B (en) | 2015-05-05 | 2015-05-05 | Dry net cleaning device for papermaking machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104894907A CN104894907A (en) | 2015-09-09 |
| CN104894907B true CN104894907B (en) | 2017-05-03 |
Family
ID=54027837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510224515.4A Active CN104894907B (en) | 2015-05-05 | 2015-05-05 | Dry net cleaning device for papermaking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104894907B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220554A (en) * | 2015-10-21 | 2016-01-06 | 绵阳市星瑞机电有限责任公司 | A kind of paper machine dry net on-line cleaning machine |
| CN107254796B (en) * | 2017-08-09 | 2024-02-02 | 玖龙纸业（太仓）有限公司 | Dry net cleaning device |
| CN113070250B (en) * | 2021-03-23 | 2023-04-14 | 河南晶鑫科技股份有限公司 | Papermaking screen testing cleaning frame |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1384810A2 (en) * | 2002-07-25 | 2004-01-28 | Voith Paper Patent GmbH | Device for cleaning and dewatering |
| CN201406610Y (en) * | 2009-03-23 | 2010-02-17 | 杭州大路实业有限公司 | Washing device for paper machine felt |
| CN203247455U (en) * | 2013-04-10 | 2013-10-23 | 玖龙纸业(天津)有限公司 | Paper machine dry net clean-keeping device |
| CN103669080A (en) * | 2012-09-18 | 2014-03-26 | 天津滨海新区大港顺达造纸厂 | Novel dry net cleaning device |
| CN103669079A (en) * | 2012-09-10 | 2014-03-26 | 国能纸业有限公司 | Mesh cleaning system used for multi-cylinder long mesh paper machine |
| CN204211998U (en) * | 2014-10-20 | 2015-03-18 | 忠信(太仓)绝缘材料有限公司 | A kind of paper grade (stock) screen pack mechanism |
| CN204589696U (en) * | 2015-05-05 | 2015-08-26 | 浙江荣晟环保纸业股份有限公司 | For the dry net cleaning device of paper machine |
-
2015
- 2015-05-05 CN CN201510224515.4A patent/CN104894907B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1384810A2 (en) * | 2002-07-25 | 2004-01-28 | Voith Paper Patent GmbH | Device for cleaning and dewatering |
| CN201406610Y (en) * | 2009-03-23 | 2010-02-17 | 杭州大路实业有限公司 | Washing device for paper machine felt |
| CN103669079A (en) * | 2012-09-10 | 2014-03-26 | 国能纸业有限公司 | Mesh cleaning system used for multi-cylinder long mesh paper machine |
| CN103669080A (en) * | 2012-09-18 | 2014-03-26 | 天津滨海新区大港顺达造纸厂 | Novel dry net cleaning device |
| CN203247455U (en) * | 2013-04-10 | 2013-10-23 | 玖龙纸业(天津)有限公司 | Paper machine dry net clean-keeping device |
| CN204211998U (en) * | 2014-10-20 | 2015-03-18 | 忠信(太仓)绝缘材料有限公司 | A kind of paper grade (stock) screen pack mechanism |
| CN204589696U (en) * | 2015-05-05 | 2015-08-26 | 浙江荣晟环保纸业股份有限公司 | For the dry net cleaning device of paper machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104894907A (en) | 2015-09-09 |
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