CN109322204B - Water-saving control system for washing wet-end dewatering fabric of paper machine - Google Patents
Water-saving control system for washing wet-end dewatering fabric of paper machine Download PDFInfo
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- CN109322204B CN109322204B CN201811422284.8A CN201811422284A CN109322204B CN 109322204 B CN109322204 B CN 109322204B CN 201811422284 A CN201811422284 A CN 201811422284A CN 109322204 B CN109322204 B CN 109322204B
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- control valve
- water
- spray pipe
- fixedly connected
- pipe
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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
-
- 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
- D21F1/34—Construction or arrangement of spraying pipes
Abstract
The invention relates to the technical field of water saving of paper machines, in particular to a water saving control system for washing dewatering fabrics of a wet part of a paper machine, which comprises a PLC (programmable logic controller), wherein the PLC is electrically connected with a water inlet system, a water outlet of the water inlet system is fixedly connected with a high-pressure water pipe, a water outlet of the high-pressure water pipe is fixedly connected with a water diversion pipe, a net part water spray pipe is fixedly connected with the water diversion pipe, a first electric control valve is fixedly arranged on the net part water spray pipe, a suction blanket water spray pipe is fixedly connected with the water diversion pipe, a second electric control valve is fixedly arranged on the suction blanket water spray pipe, a lower blanket water spray pipe is fixedly connected with the lower blanket water spray pipe, a third electric control valve is fixedly arranged on the lower blanket water spray pipe, a positive-pressure blanket water spray pipe is fixedly connected with the water diversion pipe, and a fourth electric control valve is fixedly arranged on the positive-pressure blanket water spray pipe. The invention has simple structure and is worth popularizing.
Description
Technical Field
The invention relates to the technical field of water conservation of paper machines, in particular to a water conservation control system for washing a wet end dewatering fabric of a paper machine.
Background
Gradually goes deep along with energy saving and emission reduction. The cost of water resources and the subsequent sewage treatment cost in each industry are increased year by year, so that the cost of water resources and the subsequent sewage treatment cost are used as a large water consumer in the papermaking industry, and how to effectively reduce the consumption of clear water is related to the control of the production and operation cost and whether the subsequent sewage treatment can reach the standard to be discharged. The water-saving work requirements of the paper industry group are met by the company. In the aspect of washing the dewatering fabric of the wet end of the paper machine, the water consumption is measured and calculated in the earlier stage, and the daily consumption of each spray pipe is 75m 3 . A total of four water spraying pipes are adopted in the net part pressing part, and although needle type high-pressure nozzles are adopted, the clean water consumption of the part is dailyStill reach 300m 3 Accounting for more than 60 percent of the clean water consumption of the paper machine.
Disclosure of Invention
The invention aims to solve the defects of the prior art that the consumption of clean water is large and the consumption of kinetic energy is high, and thoroughly eliminate the disadvantages, and provides a water-saving control system for washing a wet-end dewatering fabric of a paper machine.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the water-saving control system for washing the wet-end dewatering fabric of the paper machine comprises a PLC controller, wherein the PLC controller is connected with a power supply through a wire, the PLC controller is electrically connected with a water inlet system, a water outlet of the water inlet system is fixedly connected with a high-pressure water pipe, a water distribution pipe is fixedly connected with a net part water spray pipe on the water distribution pipe, a first electric control valve is fixedly arranged on the net part water spray pipe, a first motor driving control valve is fixedly connected to one side of the first electric control valve on the net part water spray pipe, a first nozzle is in threaded connection with a water outlet of the net part water spray pipe, a suction blanket water spray pipe is fixedly connected to the water distribution pipe, a second electric control valve is fixedly arranged on the suction blanket pipe, a second manual control valve is fixedly connected to one side of the second electric control valve, a first motor is fixedly connected to one side of the net part water spray pipe, a third motor is fixedly connected to one side of the first motor driving control valve, a third motor is fixedly connected to one side of the water spray pipe, a third motor is fixedly connected to the water distribution pipe, a third motor is fixedly connected to the third motor driving control valve is fixedly connected to one side of the water spray pipe, and a third motor is fixedly connected to the third motor driving control valve, the positive-pressure blanket spray pipe is fixedly provided with a fourth electric control valve, one side, which is positioned on the positive-pressure blanket spray pipe and is located on the fourth electric control valve, of the positive-pressure blanket spray pipe is fixedly connected with a fourth manual control valve, one side, which is far away from the fourth manual control valve, of the positive-pressure blanket spray pipe is fixedly connected with a fourth motor drive control valve, a water outlet of the positive-pressure blanket spray pipe is in threaded connection with a fourth nozzle, and the PLC is connected with the first electric control valve, the second electric control valve, the third electric control valve, the fourth electric control valve, the first motor drive control valve, the second motor drive control valve, the third motor drive control valve and the fourth motor drive control valve through wires.
Preferably, the PLC is a PCL-200 type programmable controller.
Preferably, the PLC sets the running and the stopping time of each spray pipe, realizes the circulation control, and can be freely switched by manual and automatic two gears.
Preferably, the water diversion pipe is provided with four water pipe connection ports.
Preferably, the first nozzle, the second nozzle, the third nozzle and the fourth nozzle are the same in model number and are all SZ001 type needle type nozzles with filtering devices, and the diameter of each nozzle is phi 1.0.
The water-saving control system for washing the wet-end dewatering fabric of the paper machine has the beneficial effects that: the invention changes continuous washing into intermittent washing by combining a PLC programmable control system with an electric element, and intermittently and circularly washes by four water spray pipes, thereby achieving the purposes of saving water and energy by thoroughly eliminating the use amount of clean water of one water spray pipe and changing the design of a nozzle, reducing abrasion of fabrics caused by high-pressure water impact, and prolonging the service life of the fabrics.
Drawings
Fig. 1 is a system block diagram of a water conservation control system for wet end dewatering fabric washing of a paper machine in accordance with the present invention.
In the figure: the hydraulic control system comprises a PLC (programmable logic controller) controller 1, a power supply 2, a water inlet system 3, a high-pressure water pipe 4, a water distribution pipe 5, a net part water spray pipe 6, a first electric control valve 7, a first manual control valve 8, a first motor drive control valve 9, a first nozzle 10, a suction blanket water spray pipe 11, a second electric control valve 12, a second manual control valve 13, a second motor drive control valve 14, a second nozzle 15, a lower blanket water spray pipe 16, a third electric control valve 17, a third manual control valve 18, a third motor drive control valve 19, a third nozzle 20, a positive-pressure blanket water spray pipe 21, a fourth electric control valve 22, a fourth manual control valve 23, a fourth motor drive control valve 24 and a fourth nozzle 25.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1, a water saving control system for washing a wet-end dewatering fabric of a paper machine comprises a PLC (programmable logic controller) 1, wherein the PLC 1 is a PCL-200 type programmable logic controller, the PLC 1 is used for setting the running and stopping time of each water spray pipe, the circulation control is realized, the two gears can be freely switched between manual operation and automatic operation, the continuous washing is changed into intermittent washing, the intermittent circulation washing is realized by four water spray pipes, the PLC 1 is connected with a power supply 2 through a wire, the PLC 1 is electrically connected with a water inlet system 3, the water inlet system 3 is used for supplying water for the water spray pipes, a water outlet of the water inlet system 3 is fixedly connected with a high-pressure water pipe 4, a water outlet of the high-pressure water pipe 4 is fixedly connected with a water distribution pipe 5, four water pipe connection ports are arranged on the water distribution pipe 5, a net part water spray pipe 6 is fixedly connected with a first electric control valve 7, one side of the net part water spray pipe 6, which is positioned on the first electric control valve 7, the side of the net part water spray pipe 6, which is positioned on the first electric control valve 7, is fixedly connected with a first manual control valve 8, the electric motor is fixedly connected with a first water spray pipe 9, a driving valve 9 is positioned on the side of the net part 6, which is far from the first electric motor is fixedly connected with the first electric control valve 9, and is connected with a first water spray pipe 10, and is connected with a water spray pipe control valve, which is in a process control valve, and is connected with the first water outlet pipe control valve.
The water diversion pipe 5 is fixedly connected with a suction and movement blanket spray pipe 11, the suction and movement blanket spray pipe 11 is fixedly provided with a second electric control valve 12, one side, which is positioned on the second electric control valve 12, of the suction and movement blanket spray pipe 11 is fixedly connected with a second manual control valve 13, one side, which is far away from the second manual control valve 13, of the suction and movement blanket spray pipe 11 is fixedly connected with a second motor driving control valve 14, the second electric control valve 12 and the second manual control valve 13 regulate the water spraying condition of the suction and movement blanket spray pipe 11 under the control of the controller 1, and a water outlet of the suction and movement blanket spray pipe 11 is connected with a second nozzle 15 through threads.
The lower blanket spray pipe 16 is fixedly connected to the water distribution pipe 5, the third electric control valve 17 is fixedly arranged on the lower blanket spray pipe 16, the third manual control valve 18 is fixedly connected to one side, located on the third electric control valve 17, of the lower blanket spray pipe 16, the third motor-driven control valve 19 is fixedly connected to one side, away from the third manual control valve 18, of the lower blanket spray pipe 16, the third electric control valve 17 and the third motor-driven control valve 19 are used for adjusting the water spraying condition of the lower blanket spray pipe 16 under the control of the controller 1, and the third nozzle 20 is connected to the water outlet of the lower blanket spray pipe 16 in a threaded mode.
The positive-pressure blanket spray pipe 21 is fixedly connected to the water distribution pipe 5, the fourth electric control valve 22 is fixedly arranged on the positive-pressure blanket spray pipe 21, the fourth manual control valve 23 is fixedly connected to one side, located on the fourth electric control valve 22, of the positive-pressure blanket spray pipe 21, the fourth motor drive control valve 24 is fixedly connected to one side, away from the fourth manual control valve 23, of the positive-pressure blanket spray pipe 21, the fourth electric control valve 22 and the fourth motor drive control valve 24 are used for adjusting the water spraying condition of the positive-pressure blanket spray pipe 21 under the control of the controller 1, and a fourth nozzle 25 is connected to the water outlet of the positive-pressure blanket spray pipe 21 in a threaded mode.
The PLC controller 1 is connected with a first electric control valve 7, a second electric control valve 12, a third electric control valve 17, a fourth electric control valve 22, a first motor drive control valve 9, a second motor drive control valve 14, a third motor drive control valve 19 and a fourth motor drive control valve 24 through wires, the types of the first nozzle 10, the second nozzle 15, the third nozzle 20 and the fourth nozzle 25 are the same, the nozzles are all SZ001 type needle nozzles with filtering devices, and the diameter of the nozzles is phi 1.0.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. The water-saving control system for washing the wet-end dewatering fabric of the paper machine comprises a PLC (1), and is characterized in that the PLC (1) is connected with a power supply (2) through a wire, the PLC (1) is electrically connected with a water inlet system (3), a high-pressure water pipe (4) is fixedly connected with a water outlet of the water inlet system (3), a water diversion pipe (5) is fixedly connected with a water outlet of the high-pressure water pipe (4), a net part water spray pipe (6) is fixedly connected with the water diversion pipe (5), a first electric control valve (7) is fixedly arranged on the net part water spray pipe (6), a first manual control valve (8) is fixedly connected to one side of the first electric control valve (7), a first motor driving control valve (9) is fixedly connected to one side of the net part water spray pipe (6), a first nozzle (10) is fixedly connected to a water outlet thread of the net part water spray pipe (6), a first suction blanket (11) is fixedly connected to the water diversion pipe (5), a second manual suction blanket (11) is fixedly connected to the second electric control valve (11), one side of the suction blanket spray pipe (11) far away from the second manual control valve (13) is fixedly connected with a second motor drive control valve (14), a second nozzle (15) is connected with a water outlet of the suction blanket spray pipe (11) in a threaded manner, a lower blanket spray pipe (16) is fixedly connected to the water distribution pipe (5), a third electric control valve (17) is fixedly arranged on the lower blanket spray pipe (16), a third manual control valve (18) is fixedly connected to one side of the third electric control valve (17) on the lower blanket spray pipe (16), a third motor drive control valve (19) is fixedly connected to one side of the lower blanket spray pipe (16) far away from the third manual control valve (18), a third nozzle (20) is connected with a water outlet of the lower blanket spray pipe (16) in a threaded manner, a positive pressure blanket spray pipe (21) is fixedly connected to the water distribution pipe (5), a fourth electric positive pressure control valve (22) is fixedly arranged on the positive pressure blanket spray pipe (21), a fourth motor drive control valve (23) is fixedly connected to one side of the fourth motor drive control valve (23), a fourth nozzle (25) is connected at the water outlet of the positive-pressure blanket spray pipe (21) in a threaded manner, and the PLC (1) is connected with the first electric control valve (7), the second electric control valve (12), the third electric control valve (17), the fourth electric control valve (22), the first motor drive control valve (9), the second motor drive control valve (14), the third motor drive control valve (19) and the fourth motor drive control valve (24) through wires;
the PLC (1) is a PCL-200 type programmable controller;
four water pipe connection ports are arranged on the water diversion pipe (5).
2. A water saving control system for wet end dewatering fabric washing of paper machine according to claim 1, characterized in that the PLC controller (1) sets the running and the stopping time of each water spray pipe, realizing the circulation control, and freely switching by manual and automatic two-gear.
3. The water saving control system for wet end dewatering fabric washing of paper machine according to claim 1, wherein the first nozzle (10), the second nozzle (15), the third nozzle (20) and the fourth nozzle (25) are the same type, all are SZ001 type needle type nozzles with filter device, and the diameter of the nozzle is Φ1.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422284.8A CN109322204B (en) | 2018-11-27 | 2018-11-27 | Water-saving control system for washing wet-end dewatering fabric of paper machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422284.8A CN109322204B (en) | 2018-11-27 | 2018-11-27 | Water-saving control system for washing wet-end dewatering fabric of paper machine |
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| Publication Number | Publication Date |
|---|---|
| CN109322204A CN109322204A (en) | 2019-02-12 |
| CN109322204B true CN109322204B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811422284.8A Active CN109322204B (en) | 2018-11-27 | 2018-11-27 | Water-saving control system for washing wet-end dewatering fabric of paper machine |
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| CN (1) | CN109322204B (en) |
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| US6395132B1 (en) * | 2000-02-24 | 2002-05-28 | Voith Sulzer Paper Technology North America, Inc. | Washing system and washer for a fiber suspension |
| CN1755004A (en) * | 2004-09-30 | 2006-04-05 | 周鹏 | Environment friendly water-saving method for reconstructing industrial washing machine |
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| US5501792A (en) * | 1994-03-23 | 1996-03-26 | Hydrokinetics, Inc. | Energy and water saving laundry system |
| RU2104357C1 (en) * | 1995-12-25 | 1998-02-10 | Научно-производственное предприятие "АСК Бифор" | Automatic system for conditioning of paper-making machine felts |
| US6395132B1 (en) * | 2000-02-24 | 2002-05-28 | Voith Sulzer Paper Technology North America, Inc. | Washing system and washer for a fiber suspension |
| CN1755004A (en) * | 2004-09-30 | 2006-04-05 | 周鹏 | Environment friendly water-saving method for reconstructing industrial washing machine |
| CN103103851A (en) * | 2012-12-14 | 2013-05-15 | 中冶美利纸业股份有限公司 | Net portion grooming roller cleaning device |
| CN204000437U (en) * | 2014-06-21 | 2014-12-10 | 中山永发纸业有限公司 | A kind of on-line cleaning device for paper machine wet end |
| CN105564026A (en) * | 2016-03-09 | 2016-05-11 | 苏州华策纺织科技有限公司 | High-efficiency water-saving cleaning device for guide belt of rotary screen printing machine |
| CN206396550U (en) * | 2017-01-16 | 2017-08-11 | 杨宏乙 | The big stroke High-Voltage Network blanket washer of wide cut |
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| CN109322204A (en) | 2019-02-12 |
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Effective date of registration: 20230804 Address after: 755099 301, Shimiao Village, Rouyuan Town, Shapotou District, Zhongwei, Ningxia (No. 286, Rouyuan Street) Applicant after: Ningxia Xinghe New Material Technology Co.,Ltd. Address before: 755000 Rouyuan Town, Shapotou District, Zhongwei City, Ningxia Hui Autonomous Region Applicant before: MCC MEILI CLOUD COMPUTING INDUSTRY INVESTMENT CO.,LTD. |
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