CN102343177B - Slurry dehydrating process method and equipment - Google Patents

Slurry dehydrating process method and equipment Download PDF

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Publication number
CN102343177B
CN102343177B CN201110315640.8A CN201110315640A CN102343177B CN 102343177 B CN102343177 B CN 102343177B CN 201110315640 A CN201110315640 A CN 201110315640A CN 102343177 B CN102343177 B CN 102343177B
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conveyer belt
slurry
rotating cylinder
cylinder
process method
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CN102343177A (en
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黄子君
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Abstract

The invention discloses a slurry dehydrating process method and equipment. Slurry is distributed onto a tensioned conveying belt of slurry dehydrating equipment; the conveying belt carrying the slurry goes around a water filtering revolving drum from bottom to top; a plurality of drain holes which are communicated with the inside of the drum are distributed on the drum surface of the water filtering revolving drum; under the extruding action of the tensioned conveying belt, slurry moisture between the conveying belt and the water filtering revolving drum is extruded out of the drain holes on the drum surface of the water filtering revolving drum; and meanwhile, water is sprayed onto positions on the conveying belt which are not wound by the drum surface against the water filtering revolving drum for cleaning by using a cleaning water spray pipe of the slurry dehydrating equipment. Compared with the conventional production line dehydrating process method in which a sucking disk structure is adopted, the slurry dehydrating process method has the advantages: suction equipment can be eliminated, and the dehydrating energy consumption can be lowered.

Description

Slurry dehydrating process method and equipment
Technical field
The present invention relates to de-watering of slurries technical field, the moisture in slurry is separated process and the equipment removed by especially a kind of being used for.
Background technology
Existing in the production technologies such as construction material, papermaking, chemical industry, usually have the operation that the moisture in solution need to be separated with solute or slag charge.Existing this dehydration technique scheme dries, is filtered dry, dries and blots etc., adopts different processes and process equipment according to different needs.And on quantity-produced production line, need the moisture of slurry to depart from fast, the general method adopting be have permeable hole conveyer belt below install multiple suction discs that are communicated with air exhauster, by these suction discs, moisture is drawn out from slurry.Adopt to come in this way slurry is dewatered, aspirating mechanism is comparatively huge on the one hand, needs a cost; On the other hand, this pumping efficiency is not high, and a large amount of high velocity airs can be meaninglessly emptying, and energy consumption is larger.
Summary of the invention
The object of this invention is to provide a kind of slurry dehydrating process method, it is high that it is mainly used in solving the de-watering of slurries equipment manufacturing cost that production line passes on, the problem that energy consumption is large.
In order to address the above problem, this slurry dehydrating process method is: by slurry charity a tensioning conveyer belt above, this conveyer belt is walked around drainage rotating cylinder from the bottom up with slurry, the cylinder face of this drainage rotating cylinder is distributed with many osculums with being communicated with in cylinder, by described tensioning the extruding of conveyer belt, slurry moisture between described conveyer belt and described drainage rotating cylinder is extruded from the osculum of described drainage rotating cylinder cylinder face, the cylinder face position jet cleaning that water does not hold at described conveyer belt facing to described drainage rotating cylinder simultaneously.
In above-mentioned slurry dehydrating process method, scheme can also be more specifically: described conveyer belt is first water jet cleaning before slurry charity.Described conveyer belt can be made up of impermeable material, also can be made up of the seepy material of this class of woollen blanket.
The technical scheme of above-mentioned slurry dehydrating process method de-watering of slurries process equipment used is: have one to be provided with tensioning apparatus conveyor-belt apparatus, its conveyer belt is walked around a drainage rotating cylinder from the bottom up, the cylinder face of this drainage rotating cylinder is distributed with many osculums with being communicated with in cylinder, described conveyer belt is traveling in to arrive before described drainage rotating cylinder has one section for horizontally disposed slurry charity section, is provided with the outlet of head box above the slurry charity section of described conveyer belt; Described conveyer belt is traveling in the position arriving before described drainage rotating cylinder and is provided with the cleaning sparge pipe of water jet towards this conveyer belt; Outside described drainage rotating cylinder, be provided with the cleaning sparge pipe of the cylinder face that water jet do not hold towards described conveyer belt.
Owing to having adopted such scheme, the present invention follows the example of blank-making technology and compares and have following beneficial effect with slurry flowing process blank-making technology with existing copying:
1, consumed energy is little.Because the form that has adopted conveyer belt and cylinder mould extruding is carried out draining,, compared with the method for sucking-off moisture permeable conveyer belt, can save energy consumption and reach more than 25% with employing sucker.
2, owing to having saved pumping equipment, therefore of the present invention to have equipment investment little, the low and little advantage of occupation area of equipment of maintenance cost.
Brief description of the drawings
Fig. 1 is the structural representation of de-watering of slurries process equipment.
Detailed description of the invention
Below in conjunction with accompanying drawing example, the invention will be further described:
De-watering of slurries process equipment shown in Fig. 1, it is equipped with conveyer belt 3 by frame 8 and guide roller 2,4,7,9,10,12,14,16,18,19,21, conveyer belt 3 is made (also can adopt in other embodiments material impervious to water to make) by woollen blanket, wherein guide roller 10 is contained on the feed screw nut of a lead screw device 11, and frame 8 and guide roller 9,10,21 and lead screw device 11 form the tensioning apparatus of conveyer belt 3; Guide roller 14 and be contained in roller 13 in frame 8 and form the squeezing water of conveyer belt 3; On guide roller 18, be also crimped with format roll 17, format roll 17 is used for the blank forming after de-watering of slurries to press compressing, format roll 17 is hinged in frame 8 by roller frame, between the roller frame that format roll 17 passes through and frame 8, be connected with hydraulic cylinder 15, be controlled to the lifting of forming roll 17 and the briquetting pressure to blank by hydraulic cylinder 15, in frame 8, be also equipped with connect engine impact cleaning roller 20, in order to impact mode by machinery, conveyer belt 3 is cleared up.Conveyer belt 3 is one section of horizontally disposed slurry charity section between guide roller 2 and guide roller 4, above this section of conveyer belt 3, be provided with the outlet of head box 1, conveyer belt 3 is walked around from the bottom up a drainage rotating cylinder 5 between guide roller 4 and guide roller 7, the cylinder face of drainage rotating cylinder 5 is netted, various mesh just becomes a face and is communicated with the osculum in cylinder, outside drainage rotating cylinder 5, be provided with water jet does not hold the cylinder face of drainage rotating cylinder 5 cleaning sparge pipe 6 towards conveyer belt 3, conveyer belt 3 clockwise rotates and advances in Fig. 1, the slurry charity section of conveyer belt 3 is that conveyer belt 3 is traveling in the position arriving before drainage rotating cylinder 5, the guide roller 14 of conveyer belt 3 before arrival slurry charity section is between guide roller 19, be provided with water jet respectively on conveyer belt 3, the cleaning sparge pipe 22 on lower two sides, 23.
When manufacture building board dewater with above-mentioned de-watering of slurries process equipment for the slurry of building board, by slurry charity on the conveyer belt 3 between guide roller 2 and guide roller 4, allow conveyer belt 3 walk around from the bottom up drainage rotating cylinder 5 with slurry, because the cylinder face of drainage rotating cylinder 5 is distributed with many osculums with being communicated with in cylinder, by lead screw device 11 to conveyer belt 3 tension, conveyer belt 3 is squeezed in slurry between conveyer belt 3 and drainage rotating cylinder 5, the moisture of slurry is extruded from the osculum of 5 faces of drainage rotating cylinder.Conveyer belt 3 pass through the moisture in slurry is extruded to formation after drainage rotating cylinder 5 can be with the material of base, these materials are made needed sheet material blank under the extruding of guide roller 18 and format roll 17.
The cylinder face position jet cleaning not holding at conveyer belt 3 facing to drainage rotating cylinder 5 by cleaning sparge pipe 6 use High-Pressure Waters in conveyer belt 3 traveling process; By clean sparge pipe 22 and clean sparge pipe 23 use High-Pressure Waters facing to conveyer belt 3 carry out jet cleaning above and below, by motor-operated cleaning roller 20 that impacts, conveyer belt 3 is carried out to mechanical chipping simultaneously.
Slurry dehydrating process method of the present invention and equipment can be used for building the dehydration of slurry, the dehydration of paper making pulp, even sugar cane juice the various fields that need to dewater to slurry continuously such as extrude.

Claims (6)

1. a slurry dehydrating process method, it is characterized in that: by slurry charity a tensioning conveyer belt above, this conveyer belt is walked around drainage rotating cylinder from the bottom up with slurry, the cylinder face of this drainage rotating cylinder is distributed with many osculums with being communicated with in cylinder, by described tensioning the extruding of conveyer belt, slurry moisture between described conveyer belt and described drainage rotating cylinder is extruded from the osculum of described drainage rotating cylinder cylinder face, the cylinder face position jet cleaning that water does not hold at described conveyer belt facing to described drainage rotating cylinder simultaneously.
2. slurry dehydrating process method according to claim 1, is characterized in that: described conveyer belt is first water jet cleaning before slurry charity.
3. slurry dehydrating process method according to claim 1 and 2, is characterized in that: described conveyer belt is to be made up of impermeable material.
4. slurry dehydrating process method according to claim 1 and 2, is characterized in that: described conveyer belt is to be made up of seepy material.
5. slurry dehydrating process method according to claim 4, is characterized in that: the seepy material of described conveyer belt is felt.
6. a de-watering of slurries process equipment, it is characterized in that: have one to be provided with tensioning apparatus conveyor-belt apparatus, its conveyer belt is walked around a drainage rotating cylinder from the bottom up, the cylinder face of this drainage rotating cylinder is distributed with many osculums with being communicated with in cylinder, described conveyer belt is traveling in to arrive before described drainage rotating cylinder has one section for horizontally disposed slurry charity section, is provided with the outlet of head box above the slurry charity section of described conveyer belt; Described conveyer belt is traveling in the position arriving before described drainage rotating cylinder and is provided with the cleaning sparge pipe of water jet towards this conveyer belt; Outside described drainage rotating cylinder, be provided with the cleaning sparge pipe of the cylinder face that water jet do not hold towards described conveyer belt.
CN201110315640.8A 2011-10-18 2011-10-18 Slurry dehydrating process method and equipment Active CN102343177B (en)

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Application Number Priority Date Filing Date Title
CN201110315640.8A CN102343177B (en) 2011-10-18 2011-10-18 Slurry dehydrating process method and equipment

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CN102343177B true CN102343177B (en) 2014-11-26

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103046423A (en) * 2012-12-16 2013-04-17 中冶美利浆纸有限公司 State-regulating cylinder dry net tensioning mechanism of paper machine coating portion
CN103522389A (en) * 2013-08-15 2014-01-22 蒋维正 Manufacturing device capable of improving quality of calcium silicate board blank
CN105641999B (en) * 2016-03-16 2017-09-22 柳州市杰特建材有限责任公司 Natural-dehydration case and collection slurry processes dewatering system
CN105749614B (en) * 2016-03-16 2019-01-04 柳州市杰特建材有限责任公司 Double dynamical dewatering system and its control method
CN105668983B (en) * 2016-03-16 2019-03-12 柳州市杰特建材有限责任公司 Collect slurry processes dewatering system and technique
CN106964181A (en) * 2017-05-09 2017-07-21 无锡赛晶太阳能有限公司 One kind automation pulp filtering device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5133883A (en) * 1990-05-21 1992-07-28 Elektronweg 24 Method for removing liquid from a mixture of liquid and solid matter
CN2469977Y (en) * 2001-03-17 2002-01-09 周强 Predewatering-dewatering integral belt-type press filter
CN101007226A (en) * 2006-01-27 2007-08-01 陕西阳光环保科技有限责任公司 Pressure filtration technology and band type filter press for realizing said process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897341A (en) * 1973-02-07 1975-07-29 Masakatsu Ozawa Filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5133883A (en) * 1990-05-21 1992-07-28 Elektronweg 24 Method for removing liquid from a mixture of liquid and solid matter
CN2469977Y (en) * 2001-03-17 2002-01-09 周强 Predewatering-dewatering integral belt-type press filter
CN101007226A (en) * 2006-01-27 2007-08-01 陕西阳光环保科技有限责任公司 Pressure filtration technology and band type filter press for realizing said process

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Application publication date: 20120208

Assignee: LIUZHOU JIE TE BUILDING MATERIALS CO., LTD.

Assignor: Huang Zijun

Contract record no.: 2015450000024

Denomination of invention: Slurry dehydrating process method and equipment

Granted publication date: 20141126

License type: Exclusive License

Record date: 20150612

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