CN219792582U - White water treatment tower of paper machine - Google Patents
White water treatment tower of paper machine Download PDFInfo
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- CN219792582U CN219792582U CN202321116180.0U CN202321116180U CN219792582U CN 219792582 U CN219792582 U CN 219792582U CN 202321116180 U CN202321116180 U CN 202321116180U CN 219792582 U CN219792582 U CN 219792582U
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- white water
- tower
- paper machine
- water treatment
- overflow
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 98
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- 238000007599 discharging Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
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- 239000003755 preservative agent Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- 230000005540 biological transmission Effects 0.000 description 1
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- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a paper machine white water treatment tower which comprises a tower body, a water inlet pipe and an overflow pipe, wherein the water inlet pipe is arranged at the upper part of the tower body, the overflow pipe comprises an overflow hole which is arranged opposite to the water outlet end of the water inlet pipe and an overflow weir which is connected with the overflow hole, the overflow hole is arranged at 180 degrees, the overflow weir is spirally arranged along the outer wall surface of the tower body in a descending way, and the width of the overflow weir is 200-300 mm. The machine white water of the paper machine white water treatment tower enters the top of the paper machine white water treatment tower through the white water runner, and a large amount of bubbles can be generated at the inlet of the paper machine white water treatment tower. The starting point of the overflow weir is opposite to the white water inlet, so that a large amount of bubbles enter the overflow weir along with the white water, thereby reducing the bubbles in the white water treatment tower of the paper machine. The overflow weir design increases the volume of the paper machine white water treatment tower under the condition of unchanged height, is beneficial to instantaneous overflow and can keep the white water level stable.
Description
Technical Field
The utility model relates to the field of papermaking, in particular to a white water treatment tower of a paper machine.
Background
The white water is waste water in paper making section, and is waste water exhausted from paper making machine during paper making, and the white color is white. The white water mainly contains fine fibers, fillers, coating and dissolved wood components, and added sizing materials, wet strength agents, preservatives and the like, mainly insoluble COD (chemical oxygen demand) is low in biodegradability, and the added preservatives have certain toxicity. White water enters the top of the paper machine white water treatment tower through the white water runner, a large amount of bubbles can be generated at the inlet of the paper machine white water treatment tower, the overflow of the white water is affected, and the capacity of the paper machine white water treatment tower is not large enough.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a paper machine white water treatment tower.
The technical scheme adopted for solving the technical problems is as follows: constructing a paper machine white water treatment tower, which comprises a tower body, a water inlet pipe and an overflow pipe;
the water inlet pipe is arranged at the upper part of the tower body;
the overflow pipe comprises an overflow hole which is opposite to the water outlet end of the water inlet pipe and an overflow weir which is connected with the overflow hole, wherein the overflow hole is arranged at 180 degrees, the overflow weir is spirally arranged along the outer wall surface of the tower body in a descending way, and the width of the overflow weir is 200-300 mm.
In some embodiments, the paper machine white water treatment tower further comprises a tower base arranged at the bottom end of the tower body, the top of the tower base is an inclined plane, and the bottom of the tower body is arranged corresponding to the inclined plane of the tower base.
In some embodiments, the tower foundation end is also fixedly connected with a fixing body, the fixing body is connected with the ground through a ground nail, and the fixing body is made of concrete materials.
In some embodiments, the paper machine white water treatment tower further comprises a drain pipe arranged at the lower part of the tower body, wherein the drain pipe is arranged near the lowest end of the inclined surface of the tower foundation and is used for discharging sediment at the bottom of the tower body.
In some embodiments, the drain pipe is provided with a drain control valve, a drain pump and a filter sequentially arranged along the drain direction.
In some embodiments, a pulper for crushing the sediment is connected to the outlet end of the drain pipe.
In some embodiments, the paper machine white water treatment tower further comprises an exhaust pipe and a fan, the top end of the tower body is provided with an exhaust hole, and the exhaust pipe extends out of the tower body through the exhaust hole to be connected with the fan, so that air brought in when white water flows into the paper machine white water treatment tower is discharged.
In some embodiments, the lower part of the tower body is also connected with a pulp recovery pipeline, and the pulp recovery pipeline is sequentially provided with a recovery control valve and a recovery pump along the discharge direction of the pulp recovery pipeline.
In some embodiments, the tower body is further provided with an access hole, and the access hole is provided with an access cover body.
The implementation of the utility model has the following beneficial effects: the overflow hole of 180 degrees is reserved at the upper edge of the tower body, the overflow weir is manufactured around the overflow hole, the overflow weir with the width of 200-300mm is selected, the bottom plate of the overflow weir spirally descends along the tower body of the paper machine white water treatment tower to form the flow gradient of white water, and the height of the overflow weir is selected according to the overflow speed to meet the requirement of water storage volume. The machine white water enters the top of the paper machine white water treatment tower through the white water runner, and a large amount of bubbles are generated at the inlet of the paper machine white water treatment tower. The starting point of the overflow weir is opposite to the white water inlet, so that a large amount of bubbles enter the overflow weir along with the white water, thereby reducing the bubbles in the white water treatment tower of the paper machine. The overflow weir design increases the volume of the paper machine white water treatment tower under the condition of unchanged height, is beneficial to instantaneous overflow and can keep the white water level stable.
Drawings
In order to more clearly illustrate the technical solution of the present utility model, the following description will be given with reference to the accompanying drawings and examples, it being understood that the following drawings only illustrate some examples of the present utility model and should not be construed as limiting the scope, and that other related drawings can be obtained from these drawings by those skilled in the art without the inventive effort. In the accompanying drawings:
fig. 1 is a schematic general structural diagram of a paper machine white water treatment tower in some embodiments of the utility model;
FIG. 2 is a schematic view of a partially enlarged construction of FIG. 1 in some embodiments of the utility model;
fig. 3 is a schematic top view of a paper machine white water treatment tower in accordance with some embodiments of the utility model.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "transverse", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model, and do not indicate that the apparatus or element to be referred to must have specific directions, and thus should not be construed as limiting the present utility model.
It should also be noted that unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or one or more intervening elements may also be present. The terms "first," "second," "third," and the like are used merely for convenience in describing the present utility model and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," etc. may explicitly or implicitly include one or more such features. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 3, in some embodiments of the present utility model, a white water well is designed as a white water pool outside a bottom rail of a transmission side of a paper machine, which is called a white water treatment tower of the paper machine. The paper machine white water treatment tower comprises a tower body 1, a water inlet pipe 2 and an overflow pipe 3, wherein the water inlet pipe 2 is arranged on the upper portion of the tower body 1, the overflow pipe 3 comprises an overflow hole 31 which is opposite to the water outlet end of the water inlet pipe 2 and an overflow weir 32 which is connected with the overflow hole 31, the overflow hole 31 is arranged at 180 degrees, the overflow weir 32 is spirally arranged along the outer wall surface of the tower body 1 in a descending mode, and the width of the overflow weir 32 is 200-300 mm.
It can be understood that the overflow hole 31 with 180 degrees is reserved at the upper edge of the tower body 1, the overflow weir 32 is manufactured around the overflow hole 31, the overflow weir 32 with the width of 200-300mm is selected, the bottom plate of the overflow weir 32 spirally descends along the tower body 1 of the paper machine white water treatment tower to form the flow gradient of white water, and the height of the overflow weir 32 is selected according to the overflow speed so as to meet the requirement of water storage volume. The machine white water enters the top of the paper machine white water treatment tower through the white water runner, and a large amount of bubbles are generated at the inlet of the paper machine white water treatment tower. The start of weir 32 is relative to the white water inlet such that a large number of bubbles enter weir 32 with the white water, thereby reducing the bubbles in the paper machine white water treatment tower. The use of weir 32 provides the paper machine white water treatment tower with an increased capacity without changing height, while providing a benefit to instantaneous overflow while maintaining a stable white water level.
The adoption of the spiral overflow weir 32 can enable the flow of the white water treatment tower of the paper overflow machine to be more gentle, reduce bubbles in the subsequent white water treatment and reduce the water treatment cost. In summary, the paper machine white water treatment tower can increase the volume of the paper machine white water treatment tower, change the overflow form, and enable the paper machine white water treatment tower to achieve better defoaming effect.
The white water treatment tower of the paper machine further comprises a tower base 4 arranged at the bottom end of the tower body 1, the top of the tower base 4 is an inclined plane, the bottom of the tower body 1 and the inclined plane of the tower base 4 are correspondingly arranged, the tower base 4 can be of a concrete structure or a steel structure, the top of the tower base 4 is an inclined plane, sediment in the tower body 1 can be conveniently discharged out of the tower body 1, the bottom end of the tower base 4 is fixedly connected with a fixing body 5, the fixing body 5 is connected with the ground through ground nails, and the fixing body 5 is made of a concrete material. In other embodiments, the foundation 4 may be directly connected to the ground.
Further, the paper machine white water treatment tower also comprises a drain pipe 6 arranged at the lower part of the tower body 1, wherein the drain pipe 6 is arranged near the lowest end of the inclined plane of the tower foundation 4 and is used for discharging sediment at the bottom of the tower body 1. The sediment mainly comprises impurities such as soil, broken sand and the like mixed in the paper raw material, and the drain pipe 6 is arranged at the lowest end of the inclined plane of the tower foundation 4, so that the efficiency of draining is further improved.
The drain pipe 6 is provided with a drain control valve 61, a drain pump 62 and a filter 63 in this order along the drain direction. The blowdown control valve 61 is used for controlling the opening and closing of blowdown and blowdown speed, the blowdown pump 62 is used for providing power for blowdown action, the filter 63 is used for filtering impurities in the blowdown pipe 6, the outlet end of the blowdown pipe 6 is connected with a pulper 64 used for crushing sediment, and the pulper 64 returns the crushed sediment to the paper machine for continuous use.
The paper machine white water treatment tower further comprises an exhaust pipe and a fan, the top end of the tower body 1 is provided with an exhaust hole 11, and the exhaust pipe extends to the outside of the tower body 1 through the exhaust hole 11 to be connected with the fan, so that air brought in when white water flows into the paper machine white water treatment tower is discharged.
The lower part of the tower body 1 is also connected with a pulp recovery pipeline 9, and the pulp recovery pipeline 9 is sequentially provided with a recovery control valve 91 and a recovery pump 92 along the discharge direction. The pulp recovery pipe 9 is used for discharging pulp and fibers precipitated in the lower part of the tower 1. And still offered manhole 12 on this tower body 1, install access cover 13 on the manhole 12 to make things convenient for the staff to overhaul tower body 1 through this manhole 12.
It is to be understood that the above examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that, for a person skilled in the art, the above technical features can be freely combined, and several variations and modifications can be made without departing from the scope of the utility model; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (9)
1. The white water treatment tower of the paper machine is characterized by comprising a tower body (1), a water inlet pipe (2) and an overflow pipe (3);
the water inlet pipe (2) is arranged at the upper part of the tower body (1);
the overflow pipe (3) comprises an overflow hole (31) which is opposite to the water outlet end of the water inlet pipe (2) and an overflow weir (32) which is connected with the overflow hole (31), the overflow hole (31) is arranged at 180 degrees, the overflow weir (32) is spirally arranged along the outer wall surface of the tower body (1) in a descending mode, and the width of the overflow weir (32) is 200-300 mm.
2. The paper machine white water treatment tower according to claim 1, further comprising a tower base (4) arranged at the bottom end of the tower body (1), wherein the top of the tower base (4) is an inclined plane, and the bottom of the tower body (1) is correspondingly arranged with the inclined plane of the tower base (4).
3. The paper machine white water treatment tower according to claim 2, wherein a fixing body (5) is fixedly connected to the bottom end of the tower foundation (4), the fixing body (5) is connected with the ground through a ground nail, and the fixing body (5) is made of a concrete material.
4. A paper machine white water treatment tower as claimed in claim 3, characterized in that the paper machine white water treatment tower further comprises a blow-down pipe (6) arranged at the lower part of the tower body (1), wherein the blow-down pipe (6) is arranged near the lowest end of the inclined surface of the tower foundation (4) for discharging sediment at the bottom of the tower body (1).
5. The paper machine white water treatment tower according to claim 4, characterized in that the blow-down pipe (6) is provided with a blow-down control valve (61), a blow-down pump (62) and a filter (63) in sequence along the blow-down direction thereof.
6. The paper machine white water treatment tower according to claim 5, characterized in that the outlet end of the blow-down pipe (6) is connected with a pulper (64) for breaking up the precipitate.
7. The paper machine white water treatment tower according to claim 1, further comprising an exhaust pipe and a fan, wherein an exhaust hole (11) is formed in the top end of the tower body (1), and the exhaust pipe extends to the outside of the tower body (1) through the exhaust hole (11) to be connected with the fan, so that air brought in when white water flows into the paper machine white water treatment tower is discharged.
8. The paper machine white water treatment tower according to claim 1, characterized in that the lower part of the tower body (1) is also connected with a pulp recovery pipeline (9), and the pulp recovery pipeline (9) is sequentially provided with a recovery control valve (91) and a recovery pump (92) along the discharge direction.
9. The paper machine white water treatment tower according to claim 1, characterized in that the tower body (1) is further provided with a manhole (12), and the manhole (12) is provided with a manhole cover body (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321116180.0U CN219792582U (en) | 2023-05-09 | 2023-05-09 | White water treatment tower of paper machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321116180.0U CN219792582U (en) | 2023-05-09 | 2023-05-09 | White water treatment tower of paper machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219792582U true CN219792582U (en) | 2023-10-03 |
Family
ID=88178351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321116180.0U Active CN219792582U (en) | 2023-05-09 | 2023-05-09 | White water treatment tower of paper machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219792582U (en) |
-
2023
- 2023-05-09 CN CN202321116180.0U patent/CN219792582U/en active Active
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