CN205223721U - Air cushion type flow box - Google Patents
Air cushion type flow box Download PDFInfo
- Publication number
- CN205223721U CN205223721U CN201521073764.XU CN201521073764U CN205223721U CN 205223721 U CN205223721 U CN 205223721U CN 201521073764 U CN201521073764 U CN 201521073764U CN 205223721 U CN205223721 U CN 205223721U
- Authority
- CN
- China
- Prior art keywords
- head box
- slice
- top lip
- doctor
- roll
- 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
- 239000004744 fabric Substances 0.000 claims abstract description 15
- 239000002002 slurry Substances 0.000 claims description 17
- 244000144985 peep Species 0.000 claims description 6
- 238000009966 trimming Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000009955 starching Methods 0.000 description 13
- 230000001105 regulatory effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 241001672694 Citrus reticulata Species 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The utility model provides an air cushion type flow box, including the head box box, the rear end of head box box is provided with cloth thick liquid house steward, and cloth thick liquid house steward crosses the ladder diffuser and be connected to the head box box through the ladder diffuser, has set gradually first doctor -roll, second doctor -roll and third doctor -roll in the head box box from the late arrival before, and head box box top middle part is provided with the intake pipe, one side of intake pipe is equipped with the blast pipe, and top lip of slice movable mounting is in the front side of head box box, the top lip of slice top is provided with top lip of slice position control mechanism, one side of top lip of slice position control mechanism is provided with class thick liquid mouthful pressure fine -tuning, and lower labial lamina fixed mounting is in the below of top lip of slice, and one side of top lip of slice and lower labial lamina is provided with and keeps off the thick liquid curb plate. This air cushion type flow box can be adapted to the high vehicle speed paper machine, and the cloth thick liquid is even moreover.
Description
Technical field
The utility model belongs to paper making equipment technical field, is specifically related to a kind of air-cushioned head box.
Background technology
At present more commonly open type head box in the paper machine that the speed of a motor vehicle is lower, its structure is simpler, mainly contain a wooden or steel frost boiling groove and weir plate,, a labial lamina for doctor-roll and the neat mouth of upper and lower weir plate, due to the resistance of tank wall, the effect of doctor-roll is little in addition, cloth is starched irregular, the cross direction ration difference of page is large, main owing to only maintaining hydrostatic head to ensure slurry-outlet velocity by liquid level difference, makes the head box on high-speed paper machine must have tall and big physical dimension.So high speed paper machine many employings closed head box, it produces hydrostatic head with the adjustable air pressure at slurry ullage, therefore also known as air bells loaded headbox.
Air-cushioned head box common at present generally includes into the casing of slurry distributor, inner liner stainless steel plate, doctor-roll, weir plate and control set for adjusting, but existing air bells loaded headbox also exists cloth, and slurry is irregular, the defect that the cross direction ration difference of page is large, its reason mainly in the casing of larger volume the effect of doctor-roll little, be difficult to make slurry reach " macroscopic view " steady, there is again the desirable fluidised form of microturbulence simultaneously.
Utility model content
The purpose of this utility model is to provide one can be adapted to high speed of a motor vehicle paper machine, and uniform air bells loaded headbox starched by cloth.
For realizing technique scheme, the utility model provides a kind of air-cushioned head box, comprise head box casing, the rear end of described head box casing is provided with cloth slurry house steward, described cloth slurry house steward crosses stepped diffuser and is connected to head box casing by stepped diffuser, first doctor-roll is arranged in head box casing near stepped diffuser one end, 3rd doctor-roll is arranged in head box casing away from stepped diffuser one end, between described first doctor-roll and the 3rd doctor-roll, the second doctor-roll is installed, described head box casing top middle portion is provided with air inlet pipe, the side of described air inlet pipe is provided with blast pipe, top lip of slice is movably arranged on the front side of head box casing, top lip of slice position adjusting mechanism is provided with above described top lip of slice, the side of described top lip of slice position adjusting mechanism is provided with pulp flow port pressure micro-adjusting mechanism, aulaeum is fixedly mounted on the below of top lip of slice, the side of top lip of slice and aulaeum is provided with block pulp side plate.
In technique scheme, paper pulp flows into from cloth slurry house steward, through the laggard slurry box body that becomes a mandarin of dispersed by turbulent flow of stepped diffuser, by being arranged on the first doctor-roll in head box casing, spouting from the pulp flow channel between top lip of slice and aulaeum after the stirring evenly of second doctor-roll and the 3rd doctor-roll, due to gases at high pressure can be passed into from the air inlet pipe being arranged on its top middle portion in head box casing, accelerate the speed that slurry stream sprays, to adapt to the whitewashing requirement of high speed of a motor vehicle paper machine, the air pressure size in head box casing can be regulated by blast pipe simultaneously, the size between top lip of slice and aulaeum can be regulated by top lip of slice position adjusting mechanism, to control starching amount, the local pressure of head box pulp flow port place transverse direction can be regulated by pulp flow port pressure micro-adjusting mechanism, make starching more even.
Preferably, the side of described head box casing is provided with the peep hole observing head box casing entoplasm stream situation, and arranging peep hole can the mobility status of convenient observation head box casing entoplasm stream, so that the pressure better in adjustment head box casing and flow.
Preferably, described top lip of slice position adjusting mechanism comprises erection support, is arranged on the worm screw on bearing and is arranged on the worm screw adjusting handle on worm screw, the length of worm screw can be regulated by worm screw adjusting handle, and then the position of adjustment top lip of slice, thus the starching flow of adjustment head box.
Preferably, described pulp flow port pressure micro-adjusting mechanism comprises the pressure test meter be arranged on top lip of slice and the pressure trimming hand wheel be arranged on pressure test meter, the local pressure at pulp flow port place can be shown by the pressure test meter be arranged on top lip of slice, and then the pressure distribution of pulp flow port place transverse direction can be judged, once find that the pressure distribution of pulp flow port place transverse direction is uneven, pressure trimming hand wheel can be adjusted, starching pressure is tried one's best furnishing unanimously, so that the starching of pulp flow port place is even.
Preferably, the below of described head box casing is provided with mount pad, arranges the connection that mount pad can facilitate head box casing and miscellaneous part.
The beneficial effect of a kind of air-cushioned head box that the utility model provides is: 1) this air-cushioned head box adopts enclosed housing, and inwardly carries air pressure, makes starching speed can meet the requirement of high speed of a motor vehicle paper machine; 2) this air-cushioned head box is provided with pulp flow port pressure micro-adjusting mechanism, can the pressure of local modulation pulp flow port place transverse direction, makes starching more even; 3) this air-cushioned head box can regulate size between top lip of slice and aulaeum by top lip of slice position adjusting mechanism, conveniently controls starching amount.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is partial enlarged drawing of the present utility model.
In figure: 1, cloth slurry house steward; 2, stepped diffuser; 3, head box casing; 4, the first doctor-roll; 5, the second doctor-roll; 6, the 3rd doctor-roll; 7, peep hole; 8, blast pipe; 9, air inlet pipe; 10, top lip of slice position adjusting mechanism; 11, pulp flow port pressure micro-adjusting mechanism; 12, top lip of slice; 13, aulaeum; 14, block pulp side plate; 15, mount pad; 101, worm screw; 102, worm screw adjusting handle; 103, bearing; 111, pressure test meter; 112, pressure trimming hand wheel.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear, complete description to the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.This area ordinary person, not making the every other embodiment obtained under creative work prerequisite, all belongs to protection domain of the present utility model.
Embodiment: a kind of air-cushioned head box.
With reference to shown in Fig. 1, a kind of air-cushioned head box, comprise head box casing 3, the rear end of described head box casing 3 is provided with cloth slurry house steward 1, described cloth slurry house steward 1 crosses stepped diffuser 2 and is connected to head box casing 3 by stepped diffuser 2, first doctor-roll 4 is arranged in head box casing 3 near stepped diffuser 2 one end, 3rd doctor-roll 6 is arranged in head box casing 3 away from stepped diffuser 2 one end, between described first doctor-roll 4 and the 3rd doctor-roll 6, second doctor-roll 5 is installed, described head box casing 3 top middle portion is provided with air inlet pipe 9, the side of described air inlet pipe 9 is provided with blast pipe 8, top lip of slice 12 is movably arranged on the front side of head box casing 3, top lip of slice position adjusting mechanism 10 is provided with above described top lip of slice 12, the side of described top lip of slice position adjusting mechanism 10 is provided with pulp flow port pressure micro-adjusting mechanism 11, aulaeum 13 is fixedly mounted on the below of top lip of slice 12, the side of top lip of slice 12 and aulaeum 13 is provided with block pulp side plate 14.
In technique scheme, paper pulp flows into from cloth slurry house steward 1, through the laggard slurry box body 3 that becomes a mandarin of dispersed by turbulent flow of stepped diffuser 2, by being arranged on the first doctor-roll 4 in head box casing 3, spouting from the pulp flow channel between top lip of slice 12 and aulaeum 13 after the stirring evenly continuously of second doctor-roll 5 and the 3rd doctor-roll 6, due to gases at high pressure can be passed into from the air inlet pipe 9 being arranged on its top middle portion in head box casing 3, accelerate the speed that slurry stream sprays, to adapt to the whitewashing requirement of high speed of a motor vehicle paper machine, the air pressure size of in head box casing 3 can be regulated by blast pipe 8 simultaneously, the pore size between top lip of slice 12 and aulaeum 13 can be regulated by top lip of slice position adjusting mechanism 10, to control starching amount, the local pressure of head box pulp flow port place transverse direction can be regulated by pulp flow port pressure micro-adjusting mechanism 11, make starching more even.
With reference to shown in Fig. 1, the side of described head box casing 3 is provided with the peep hole 7 observing head box casing 3 entoplasm stream situation, arranging peep hole 7 can the mobility status of convenient observation head box casing 3 entoplasm stream, so as better in adjustment head box casing 3 pressure and flow.
With reference to shown in Fig. 2, the worm screw adjusting handle 102 that described top lip of slice position adjusting mechanism 10 comprises erection support 103, is arranged on the worm screw 101 on bearing 103 and is arranged on worm screw 101, the length of worm screw 101 can be regulated by worm screw adjusting handle 102, and then the position of adjustment top lip of slice 12, thus the starching flow of adjustment head box.
With reference to shown in Fig. 2, described pulp flow port pressure micro-adjusting mechanism 11 comprises the pressure test meter 111 be arranged on top lip of slice 12 and the pressure trimming hand wheel 112 be arranged on pressure test meter 111, the local pressure at pulp flow port place can be shown by the pressure test meter 111 be arranged on top lip of slice 12, and then the pressure distribution of pulp flow port place transverse direction can be judged, once find that the pressure distribution of pulp flow port place transverse direction is uneven, pressure trimming hand wheel 112 can be adjusted, starching pressure is tried one's best furnishing unanimously, so that the starching of pulp flow port place is even.
In the present embodiment, the below of described head box casing 3 is provided with mount pad 15, arranges the connection that mount pad 15 can facilitate head box casing 3 and miscellaneous part.
The above is preferred embodiment of the present utility model; but the utility model should not be limited to the content disclosed in this embodiment and accompanying drawing; the equivalence completed under not departing from spirit disclosed in the utility model so every or amendment, all fall into the scope of the utility model protection.
Claims (5)
1. an air-cushioned head box, it is characterized in that: comprise head box casing (3), the rear end of described head box casing (3) is provided with cloth slurry house steward (1), described cloth slurry house steward (1) is crossed stepped diffuser (2) and is connected to head box casing (3) by stepped diffuser (2), first doctor-roll (4) is arranged in head box casing (3) near stepped diffuser (2) one end, 3rd doctor-roll (6) is arranged in head box casing (3) away from stepped diffuser (2) one end, between described first doctor-roll (4) and the 3rd doctor-roll (6), the second doctor-roll (5) is installed, described head box casing (3) top middle portion is provided with air inlet pipe (9), the side of described air inlet pipe (9) is provided with blast pipe (8), top lip of slice (12) is movably arranged on the front side of head box casing (3), described top lip of slice (12) top is provided with top lip of slice position adjusting mechanism (10), the side of described top lip of slice position adjusting mechanism (10) is provided with pulp flow port pressure micro-adjusting mechanism (11), aulaeum (13) is fixedly mounted on the below of top lip of slice (12), the side of top lip of slice (12) and aulaeum (13) is provided with block pulp side plate (14).
2. air-cushioned head box as claimed in claim 1, is characterized in that: the side of described head box casing (3) is provided with the peep hole (7) observing head box casing (3) entoplasm stream situation.
3. air-cushioned head box as claimed in claim 2, is characterized in that: the worm screw adjusting handle (102) that described top lip of slice position adjusting mechanism (10) comprises erection support (103), is arranged on the worm screw (101) on bearing (103) and is arranged on worm screw (101).
4. air-cushioned head box as claimed in claim 3, is characterized in that: described pulp flow port pressure micro-adjusting mechanism (11) comprises the pressure test meter (111) be arranged on top lip of slice (12) and the pressure trimming hand wheel (112) be arranged on pressure test meter (111).
5. air-cushioned head box as claimed in claim 4, is characterized in that: the below of described head box casing (3) is provided with mount pad (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521073764.XU CN205223721U (en) | 2015-12-21 | 2015-12-21 | Air cushion type flow box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521073764.XU CN205223721U (en) | 2015-12-21 | 2015-12-21 | Air cushion type flow box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205223721U true CN205223721U (en) | 2016-05-11 |
Family
ID=55898797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521073764.XU Expired - Fee Related CN205223721U (en) | 2015-12-21 | 2015-12-21 | Air cushion type flow box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205223721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107177998A (en) * | 2017-06-09 | 2017-09-19 | 建水春秋纸业有限公司 | One kind makes the equally distributed method and device of pulp-water in paper machine forming part head box |
-
2015
- 2015-12-21 CN CN201521073764.XU patent/CN205223721U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107177998A (en) * | 2017-06-09 | 2017-09-19 | 建水春秋纸业有限公司 | One kind makes the equally distributed method and device of pulp-water in paper machine forming part head box |
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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: 20160511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |