CN220450577U - Novel spray defoaming device for open type headbox - Google Patents
Novel spray defoaming device for open type headbox Download PDFInfo
- Publication number
- CN220450577U CN220450577U CN202321899629.5U CN202321899629U CN220450577U CN 220450577 U CN220450577 U CN 220450577U CN 202321899629 U CN202321899629 U CN 202321899629U CN 220450577 U CN220450577 U CN 220450577U
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- China
- Prior art keywords
- spray
- shower
- headbox
- inlet pipe
- water inlet
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- 239000007921 spray Substances 0.000 title claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000004140 cleaning Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 10
- 238000011010 flushing procedure Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Landscapes
- Paper (AREA)
Abstract
The utility model provides an open-type head box is with novel defoaming that sprays device, includes the spray flume, and the top of spray flume is provided with the inclined screen that is used for filtering spray water, and the one end of spray flume is connected with the one end of pipeline pump, and the other end and the high-pressure water inlet pipe of pipeline pump are connected, and the high-pressure water inlet pipe passes through the elbow to be connected with the shower, and the shower passes through the support to be installed at the upper end in the head box, and rotatory cleaning ball is installed to the shower lower extreme, and rotatory cleaning ball lower extreme is provided with the spout that has certain angle. The utility model provides a novel spray defoaming device for an open type headbox, which can efficiently prevent slurry from adhering to the inner wall of the headbox and eliminate liquid level bubbles by installing the spray device in the headbox, ensure uniform slurry distribution, ensure paper forming uniformity, ensure stable production, avoid corrosion damage of a lip plate adjusting device, prolong a flushing period, increase yield and reduce labor intensity of workers.
Description
Technical Field
The utility model relates to the field of pulping and papermaking accessory equipment, in particular to a novel spray defoaming device for an open type headbox.
Background
Headbox is the heart of a paper machine and its unique use is to convert fiber suspension into a uniform and stable pulp flow across the full width of the machine, requiring bubble free, low pulsation, stable consistency, and good dispersion of the pulp flow. The head box mainly comprises a pulp distributor, a pulp homogenizing roller, a lip plate adjusting device, a spray defoaming device and a box body, wherein the spray defoaming device is an important component.
At present, an open type headbox is adopted for an eight-cylinder paper machine in the market, a spray pipe type spray defoaming device is used, and the spray defoaming device consists of a fan-shaped nozzle, a main pipe and a pipeline pump. The spraying defoaming device is used for preventing slurry from adhering to the inner wall of the box body and eliminating liquid level bubbles, if slurry is formed by the slurry adhering to the inner wall, once the slurry falls off slightly, paper breakage is caused, equipment such as a pressing roller is damaged, and the like is caused, and the liquid level bubbles enter slurry flow to cause paper forming diseases such as holes, semitransparent and the like, so that the product quality is influenced. Because the current spray defoaming device is provided with the fan-shaped nozzle, spray water is atomized after being sprayed out and is easy to float outside the box body, the lip plate adjusting device is rusted and damaged, and environmental pollution is also caused. In addition, the spraying water is white water of the paper machine, 38 fan-shaped nozzles are used for spraying for a long time at present, so that the white water quantity in the system is increased, the shutdown flushing period is shortened, the yield is influenced, and the labor intensity of workers is increased.
The present utility model proposes a solution to the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a novel spray defoaming device for an open type headbox, which can efficiently prevent slurry from adhering to the inner wall of the headbox and eliminate liquid level bubbles by installing the spray device in the headbox, ensure uniform distribution of slurry, ensure uniformity of finished paper, ensure stable production, and is provided with a rotary cleaning ball above a spray head, and rapidly rotate under the action of water pressure, spray water sprayed out by horizontal and lower nozzles at high speed can remove slurry and liquid level bubbles in the headbox, so that corrosion damage of a lip plate adjusting device is avoided, a flushing period is prolonged, yield is increased, and labor intensity of workers is reduced. In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
the utility model provides an open-type head box is with novel defoaming that sprays device, includes the spray flume, the top of spray flume is provided with the inclined screen that is used for filtering spray water, the inclined screen includes first filter screen and second filter screen, the one end of spray flume is connected with the one end of pipeline pump, the other end and the high-pressure water inlet pipe of pipeline pump are connected, the high-pressure water inlet pipe passes through the elbow and is connected with the shower, the shower passes through the support and installs in head box upper end, rotatory cleaning ball is installed to the shower lower extreme, rotatory cleaning ball lower extreme is provided with the spout that has certain angle.
Further, the same type of control valve is respectively arranged between the spray water tank and the pipeline pump and between the pipeline pump and the high-pressure water inlet pipe.
Further, a pressure gauge is arranged on the high-pressure water inlet pipe.
Further, the rotary cleaning balls are linearly and uniformly arranged on the spray pipe.
Further, the pipeline pump and the high-pressure water inlet pipe form an included angle of 90 degrees.
Further, the high-pressure water inlet pipe and the spray pipe form an included angle of 90 degrees.
Further, the spray water tank, the high-pressure water inlet pipe and the spray pipe are all made of stainless steel materials.
Further, the rotary cleaning ball is made of stainless steel.
Further, the screen mesh aperture of the first filter screen is larger than the screen mesh aperture of the second filter screen.
The utility model has the beneficial effects that:
the spraying device is arranged in the box body of the headbox, so that the slurry sticking on the inner wall of the box body and the liquid level bubbles are effectively prevented, the slurry is uniformly distributed, the paper forming uniformity is ensured, the production stability is ensured, the rotary cleaning ball is arranged above the spray head, the rotary cleaning ball rapidly rotates under the action of water pressure, and the spray water sprayed out by the horizontal and lower nozzles at high speed cleans the slurry sticking on the inner wall of the box body and the liquid level bubbles, so that the lip plate adjusting device is prevented from being corroded and damaged, the scouring period is prolonged, the yield is increased, and the labor intensity of workers is reduced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a partial enlarged view of I of fig. 1.
In the figure: 1. a diagonal screen; 2. a spray water tank; 3. a control valve; 4. a pipeline pump; 5. a high pressure water inlet pipe; 6. a pressure gauge; 7. a support; 8. rotating the cleaning ball; 9. a shower pipe; 10. a spout.
Detailed Description
The technical scheme of the utility model is further elaborated below by referring to the drawings in the specification and the specific embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, the novel spray defoaming device for the open-type headbox comprises a spray water tank 2, wherein an inclined screen 1 for filtering spray water is arranged above the spray water tank 2, the inclined screen 1 comprises a first filter screen and a second filter screen, one end of the spray water tank 2 is connected with one end of a pipeline pump 4, the other end of the pipeline pump 4 is connected with a high-pressure water inlet pipe 5, the high-pressure water inlet pipe 5 is connected with a spray pipe 9 through an elbow, the spray pipe 9 is arranged at the upper end in the headbox body through a support 7, a rotary cleaning ball 8 is arranged at the lower end of the spray pipe 9, a nozzle 10 with a certain angle is arranged at the lower end of the rotary cleaning ball 8, the nozzle 10 of the rotary cleaning ball 8 is rotated at a certain angle rapidly after being acted by water pressure, and spray water sprayed out from the horizontal and lower nozzles rapidly cleans slurry and liquid level bubbles in the headbox body. The inclined screen 1 is clamped above the spraying water tank 2, so that the inclined screen 1 is convenient to replace.
The same type of control valve 3 is respectively arranged between the spray water tank 2 and the pipeline pump 4 and between the pipeline pump 4 and the high-pressure water inlet pipe 5, and the control valve 3 can control the water quantity in the high-pressure water inlet pipe 5.
The pressure gauge 6 is arranged on the high-pressure water inlet pipe 5, and the pressure gauge 6 can monitor the pressure in the high-pressure water inlet pipe 5 in real time.
The rotary cleaning balls 8 are linearly and uniformly arranged on the shower pipe 9.
The pipeline pump 4 and the high-pressure water inlet pipe 5 form an included angle of 90 degrees.
The high-pressure water inlet pipe 5 and the spray pipe 9 form an included angle of 90 degrees.
The screen mesh caliber of the first filter screen is larger than that of the second filter screen.
The spray water tank 2, the high-pressure water inlet pipe 5 and the spray pipe 9 are all made of stainless steel materials, so that the rust resistance of the spray water tank 2, the high-pressure water inlet pipe 5 and the spray pipe 9 is improved, and the service lives of the spray water tank 2, the high-pressure water inlet pipe 5 and the spray pipe 9 are prolonged.
The rotary cleaning ball 8 is made of stainless steel, can automatically rotate and spray under the action of water pressure, improves the rust resistance of the rotary cleaning ball 8, prolongs the service life of the rotary cleaning ball 8, avoids the formation of water mist, and reduces the spray water consumption.
The utility model has the specific working procedures that:
when the device is used, spray water is filtered by the first filter screen and the second filter screen in the inclined screen 1 and then stored in the spray water tank 2, the pipeline pump 4 is started, then the pressure in the high-pressure water inlet pipe 5 is adjusted to be more than or equal to 0.2MPa through the cooperation of the control valve 3 and the pressure gauge 6, the spray water is sprayed out by the spray pipe 9 and the rotary cleaning ball 8, the spray water is sprayed out by the rotary cleaning ball 8, a certain angle is formed by the spray nozzle of the rotary cleaning ball, the spray water is rapidly rotated after being acted by water pressure, and the spray water sprayed out by the horizontal spray nozzle and the lower spray nozzle at high speed cleans slurry and liquid level bubbles in the tank body.
According to the utility model, the spraying device is arranged in the box body of the headbox, so that the slurry sticking on the inner wall of the box body and the liquid level bubbles are effectively prevented, the slurry is uniformly distributed, the paper forming uniformity is ensured, the production stability is ensured, the corrosion damage of the lip plate adjusting device is avoided, the flushing period is prolonged, the yield is increased, and the labor intensity of workers is reduced.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements is included, and may include other elements not expressly listed.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides an open-type head box is with novel defoaming that sprays device, includes spray basin (2), its characterized in that: the utility model discloses a shower basin, including shower basin, rotary cleaning ball, including shower basin (2), shower basin (9), inclined screen (1) are provided with above being used for filtering shower water, inclined screen (1) include first filter screen and second filter screen, the one end of shower basin (2) is connected with the one end of pipeline pump (4), the other end of pipeline pump (4) is connected with high-pressure intake pipe (5), high-pressure intake pipe (5) are connected with shower (9) through the elbow, shower (9) are installed in the head box upper end through support (7), rotary cleaning ball (8) are installed to shower (9) lower extreme, rotary cleaning ball (8) lower extreme is provided with spout (10) that have certain angle.
2. The novel spray defoaming device for an open headbox of claim 1 wherein: the same type of control valve (3) is respectively arranged between the spray water tank (2) and the pipeline pump (4) and between the pipeline pump (4) and the high-pressure water inlet pipe (5).
3. The novel spray defoaming device for an open headbox of claim 1 wherein: and a pressure gauge (6) is arranged on the high-pressure water inlet pipe (5).
4. The novel spray defoaming device for an open headbox of claim 1 wherein: the rotary cleaning balls (8) are linearly and uniformly arranged on the spray pipe (9).
5. The novel spray defoaming device for an open headbox of claim 1 wherein: the pipeline pump (4) and the high-pressure water inlet pipe (5) form an included angle of 90 degrees.
6. The novel spray defoaming device for an open headbox of claim 1 wherein: the high-pressure water inlet pipe (5) and the spray pipe (9) form an included angle of 90 degrees.
7. The novel spray defoaming device for an open headbox of claim 1 wherein: the spray water tank (2), the high-pressure water inlet pipe (5) and the spray pipe (9) are all made of stainless steel materials.
8. The novel spray defoaming device for an open headbox of claim 4 wherein: the rotary cleaning ball (8) is made of stainless steel.
9. The novel spray defoaming device for an open headbox of claim 1 wherein: the screen mesh caliber of the first filter screen is larger than that of the second filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899629.5U CN220450577U (en) | 2023-07-19 | 2023-07-19 | Novel spray defoaming device for open type headbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899629.5U CN220450577U (en) | 2023-07-19 | 2023-07-19 | Novel spray defoaming device for open type headbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220450577U true CN220450577U (en) | 2024-02-06 |
Family
ID=89739756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321899629.5U Active CN220450577U (en) | 2023-07-19 | 2023-07-19 | Novel spray defoaming device for open type headbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220450577U (en) |
-
2023
- 2023-07-19 CN CN202321899629.5U patent/CN220450577U/en active Active
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