CN203270371U - U-type tube negative pressure dehydration device - Google Patents
U-type tube negative pressure dehydration device Download PDFInfo
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- CN203270371U CN203270371U CN 201320260954 CN201320260954U CN203270371U CN 203270371 U CN203270371 U CN 203270371U CN 201320260954 CN201320260954 CN 201320260954 CN 201320260954 U CN201320260954 U CN 201320260954U CN 203270371 U CN203270371 U CN 203270371U
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- negative pressure
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- tube
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Abstract
The utility model discloses a U-type tube negative pressure dehydration device, and belongs to equipment for ceramic fiber paper manufacturing processes. The U-type tube negative pressure dehydration device structurally comprises a papermaking long net, stopping plates, a table roller, a water collecting disc, a table, a negative pressure box, a drawing tube, a vertical tube, a negative pressure cavity and a vortex air pump. The stopping plates are arranged on the two sides of the papermaking long net, the table roller is arranged below the papermaking long net, the water collecting disc is arranged below the table roller, a white water recycling tank is arranged at the lowest portion, the table is arranged on the front side of the table roller below the papermaking long net, a gap is reserved in the table, the negative pressure box at the bottom of the table is communicated to the vertical tube through the drawing tube at the bottom of the negative pressure box, the lower end of the vertical tube is communicated with a U-shaped tube, and the upper end of the vertical tube is communicated with the negative pressure cavity. One channel of the negative pressure cavity is communicated with the atmosphere through an airflow adjusting valve, and the other channel of the negative pressure cavity is connected to the vortex air pump. Compared with the prior art, the U-type tube negative pressure dehydration device is simple in structure, low in production cost, large in dehydration quantity, low in power consumption, high in efficiency, short in dehydration time and capable of enabling various ingredients in paper pulp to be evenly distributed in the ground paper.
Description
Technical field
The utility model relates to a kind of ceramic fiber paper manufacturing process equipment, specifically U-shaped pipe negative-pressure dewater unit.
Background technology
Existing ceramic fiber paper adopts natural subsidence to consider water in the fourdrinier forming section usually, head box and the anterior drying zone that forms of oblique net.Usually adopt natural subsidence to consider water in the fourdrinier forming section.Head box forms with oblique net, both sides baffle plate considers the pool, and the oblique net of motion filters water the fiber band that stays is gone out the water surface.It is more dark longer that the pool is considered in the thicker sedimentation of paper.Considering the darker material sedimentation time of pool can be longer, and slag ball, bristle, medium-length fibre, elongated fibers are because the difference of its sinking speed is from bottom to top distribution successively, and the bottom bristle of paper is concentrated and caused the lower surface of paper easily to ftracture.Consider the pool more growing way must the fourdrinier oblique-net part divide more long higher, for subsequent operation is made troubles.This is that existing ceramic fibre paper producing apparatus can not be produced thickness and surpasses one of reason of 5mm fibrous paper.
The utility model content
Technical assignment of the present utility model is for above weak point, provide a kind of simple in structure, production cost is low, dehydrating amount is large, power consumption is low, efficient is high, dewatering time is short, makes various compositions in paper pulp can be evenly distributed on U-shaped pipe negative-pressure dewater unit in ground paper.
The technical scheme that its technical problem that solves the utility model adopts is: U-shaped pipe negative-pressure dewater unit is arranged near the head box place, comprise and copy paper fourdrinier wire, baffle plate, table roll, water-collecting tray, baffle plate is arranged on destroies paper fourdrinier wire both sides, table roll is arranged on to be copied below the paper fourdrinier wire, water-collecting tray is arranged on below table roll, the below is the white water recycle pond, also comprise chopping board, negative pressure box, take out pipe, vertical tube, negative pressure cavity, vortex pump, chopping board is arranged on destroies table roll front side, paper fourdrinier wire below, have the gap on chopping board, the negative pressure box of chopping board bottom is communicated to vertical tube by the pipe of taking out of its bottom; The lower end of vertical tube is communicated with the U-shaped pipe, and the upper end of vertical tube is communicated with negative pressure cavity; The barometric damper of leading up to of negative pressure cavity is communicated with atmosphere, and another road of negative pressure cavity is connected to vortex pump.
Table roll is 1～5.
Chopping board is overall structure, laterally has 10～20 road 10mm～30mm wide gaps on chopping board.
Negative pressure box is provided with 1～5, and each negative pressure box all has taking out of being communicated with corresponding to it to manage and vertical tube, and all vertical tubes all are communicated to a negative pressure cavity.
Negative pressure cavity is divided into two-way by threeway, and the barometric damper of leading up to is communicated with atmosphere, and another road is connected to vortex pump.
The U-shaped tube opening is positioned at top, white water recycle pond.
During use, the paper pulp stream in head box is to copying the paper fourdrinier wire, and table roll is that natural subsidence is considered water, and negative pressure box produces vacuum under the swabbing action of vortex air pump, and the paper pulp above chopping board is carried out forced dehydration; The effect that the lower end of vertical tube is communicated with the U-shaped pipe is water to be discharged occluded air enter; Ball valve and barometric damper are guaranteed to copy when the paper fourdrinier wire leaves chopping board and are walked out the paper pulp water surface in order to regulate negative pressure box vacuum, and the paper pulp on it becomes the water saturation ground paper.The water saturation ground paper carries out vacuum dehydration through vacuum dewatering plant again and forms ground paper.
Compared to the prior art U-shaped pipe negative-pressure dewater unit of the present utility model has the following advantages:
1, device is simple, only uses vortex air pump, plastic conduit and a casing, and cost is low;
2, dehydrating amount is large, power consumption is low; Although vortex air pump vacuum only has-the large 6m of 29kPa rate of air sucked in required
3/ min is equipped with the U-shaped tubular construction and can satisfies the dehydration requirement;
3, carry out forced dehydration from effect at profiled section, the high time of the large efficient of dehydrating amount is short, makes that in paper pulp, various compositions can be evenly distributed in ground paper;
4, provide effective device for producing the thickening type ceramic fiber paper; Thereby, have good value for applications.
Description of drawings
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Accompanying drawing 1 is the structural representation of U-shaped pipe negative-pressure dewater unit;
Accompanying drawing 2 turns to chopping board, negative pressure box after 90 °, takes out the structural representation of pipe, vertical tube, negative pressure cavity, vortex pump for negative pressure box in Fig. 1.
In figure: 1, table roll, 2, chopping board, 3, negative pressure box, 4, take out pipe, 5, vertical tube, 6, negative pressure cavity, 7, vortex pump, 8, copy the paper fourdrinier wire, 9, head box, 10, the gap, 11, white water recycle pond, 12, ball valve, 13, barometric damper, 14, paper pulp, 15, ground paper, 16, baffle plate, 17, water-collecting tray, 18, threeway, 19, the U-shaped pipe.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
U-shaped pipe negative-pressure dewater unit of the present utility model, U-shaped pipe negative-pressure dewater unit is arranged near head box 9 places, comprise and copy paper fourdrinier wire 8, baffle plate 16, table roll 1, water-collecting tray 17, baffle plate 16 is arranged on destroies paper fourdrinier wire 8 both sides, table roll 1 is arranged on destroies paper fourdrinier wire 8 belows, water-collecting tray 17 is arranged on table roll 1 below, the below is white water recycle pond 11, also comprise chopping board 2, negative pressure box 3, take out pipe 4, vertical tube 5, negative pressure cavity 6, vortex pump 7, chopping board 2 is arranged on destroies paper fourdrinier wire 8 below table roll 1 front sides, have gap 10 on chopping board 2, the negative pressure box 3 of chopping board 2 bottoms is communicated to vertical tube 5 by the pipe 4 of taking out of its bottom, the lower end of vertical tube 5 is communicated with U-shaped pipe 19, and the upper end of vertical tube 5 is communicated with negative pressure cavity 6, the barometric damper 13 of leading up to of negative pressure cavity 6 is communicated with atmosphere, and another road of negative pressure cavity 6 is connected to vortex pump 7.
Table roll 1 is 3.
Chopping board 2 is overall structure, laterally has the wide gap 10 of 15 road 20mm on chopping board 2.
Negative pressure box 3 is provided with 3, each negative pressure box 3 all have corresponding with it be communicated with take out pipe 4 and vertical tube 5, all vertical tubes 5 all are communicated to a negative pressure cavity 6.
Negative pressure cavity 6 is divided into two-way by threeway 18, and the barometric damper 13 of leading up to is communicated with atmosphere, and another road is connected to vortex pump 7.
U-shaped pipe 19 openings are positioned at 11 tops, white water recycle pond.
During use, the paper pulp 14 in head box 9 flows to copies paper fourdrinier wire 8, and table roll 1 is considered water for natural subsidence, and negative pressure box 3 produces vacuum under the swabbing action of vortex air pump 7, and the paper pulp 14 above chopping board 2 is carried out forced dehydration; The effect of the U-shaped pipe 19 of the lower end of vertical tube 5 is water to be discharged occluded air enter; Ball valve 12 and barometric damper 13 are guaranteed to copy and are walked out paper pulp 14 waters surface when paper fourdrinier wire 8 leaves chopping board 2 in order to regulate negative pressure box 3 vacuums, and the paper pulp 14 on it becomes water saturation ground paper 15.Water saturation ground paper 15 carries out vacuum dehydration through vacuum dewatering plant again and forms ground paper 15.
U-shaped its processing and fabricating of pipe negative-pressure dewater unit of the present utility model is very simple and convenient, and shown in the by specification accompanying drawing, processing and fabricating gets final product.
Except the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (6)
1.U type pipe negative-pressure dewater unit, comprise and copy paper fourdrinier wire, baffle plate, table roll, water-collecting tray, baffle plate is arranged on destroies paper fourdrinier wire both sides, table roll is arranged on destroies paper fourdrinier wire below, and water-collecting tray is arranged on the table roll below, and the below is the white water recycle pond, characterized by further comprising chopping board, negative pressure box, take out pipe, vertical tube, negative pressure cavity, vortex pump, chopping board is arranged on destroies table roll front side, paper fourdrinier wire below, has the gap on chopping board, and the negative pressure box of chopping board bottom is communicated to vertical tube by the pipe of taking out of its bottom; The lower end of vertical tube is communicated with the U-shaped pipe, and the upper end of vertical tube is communicated with negative pressure cavity; The barometric damper of leading up to of negative pressure cavity is communicated with atmosphere, and another road of negative pressure cavity is connected to vortex pump.
2. U-shaped pipe negative-pressure dewater unit according to claim 1, is characterized in that table roll is 1～5.
3. U-shaped pipe negative-pressure dewater unit according to claim 1, is characterized in that chopping board is overall structure, laterally has 10～20 road 10mm～30mm wide gaps on chopping board.
4. U-shaped pipe negative-pressure dewater unit according to claim 1, is characterized in that negative pressure box is provided with 1～5, and each negative pressure box all has taking out of being communicated with corresponding to it to manage and vertical tube, and all vertical tubes all are communicated to a negative pressure cavity.
5. U-shaped pipe negative-pressure dewater unit according to claim 1, is characterized in that negative pressure cavity is divided into two-way by threeway, and the barometric damper of leading up to is communicated with atmosphere, and another road is connected to vortex pump.
6. U-shaped pipe negative-pressure dewater unit according to claim 1, is characterized in that the U-shaped tube opening is positioned at top, white water recycle pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320260954 CN203270371U (en) | 2013-05-15 | 2013-05-15 | U-type tube negative pressure dehydration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320260954 CN203270371U (en) | 2013-05-15 | 2013-05-15 | U-type tube negative pressure dehydration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203270371U true CN203270371U (en) | 2013-11-06 |
Family
ID=49500814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320260954 Expired - Fee Related CN203270371U (en) | 2013-05-15 | 2013-05-15 | U-type tube negative pressure dehydration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203270371U (en) |
-
2013
- 2013-05-15 CN CN 201320260954 patent/CN203270371U/en not_active Expired - Fee Related
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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: 20131106 Termination date: 20180515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |