CN220714914U - Floating foam discharging mechanism - Google Patents
Floating foam discharging mechanism Download PDFInfo
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- CN220714914U CN220714914U CN202322252662.5U CN202322252662U CN220714914U CN 220714914 U CN220714914 U CN 220714914U CN 202322252662 U CN202322252662 U CN 202322252662U CN 220714914 U CN220714914 U CN 220714914U
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- slag discharge
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- discharge groove
- sedimentation tank
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- 238000007599 discharging Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 239000006260 foam Substances 0.000 title abstract description 19
- 239000002893 slag Substances 0.000 claims abstract description 69
- 238000004062 sedimentation Methods 0.000 claims abstract description 30
- 238000005273 aeration Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 239000010865 sewage Substances 0.000 abstract description 6
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Removal Of Floating Material (AREA)
Abstract
The utility model belongs to the technical field of sewage treatment, and particularly relates to a floating foam discharging mechanism, which comprises the following components: the primary sedimentation tank is internally provided with an aeration device; the scraper mechanism comprises a scraper and a conveying chain; a slag discharge groove which is arranged in the primary sedimentation tank; the suction pipe is arranged in the slag discharge groove, the whole slag discharge groove is fully distributed along the length direction of the slag discharge groove, the pipe wall of the suction pipe and the wall of the slag discharge groove are arranged at intervals, and a suction port is arranged at the bottom of the suction pipe. According to the utility model, the suction pipe is arranged in the whole length direction of the slag discharge groove, and the suction port is distributed at the bottom of the suction pipe, so that negative pressure can be generated in the whole length direction of the slag discharge groove, the floating foam in each area in the slag discharge groove can be rapidly discharged, and the slag discharge efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to a floating foam discharging mechanism.
Background
The primary sedimentation tank is mainly used for filtering large-particle impurities and suspended matters in sewage, when the sewage passes through the primary sedimentation tank, the large-particle impurities are precipitated at the bottom of the tank, the suspended matters are attached to the floating foam generated by the aeration device, and then the floating foam is pushed to a slag discharge groove by utilizing a scraper to be discharged. However, the slag discharging groove in the prior art is of a fully-open structure, one end of the slag discharging groove is provided with a suction port, in the practical application process, negative pressure cannot be transmitted to one end far away from the suction port, so that floating foam of the slag discharging groove cannot be rapidly discharged, accumulation is generated, the slag can only naturally flow to the suction port after the floating foam is liquefied, and the slag discharging efficiency is low.
Disclosure of Invention
In view of the above-described drawbacks of the prior art, an object of the present utility model is to provide a froth discharging mechanism capable of improving a slag discharging efficiency.
To achieve the above and other related objects, the present utility model provides a froth discharge mechanism comprising:
the primary sedimentation tank is internally provided with an aeration device;
the scraper mechanism comprises a scraper and a conveying chain, at least one straight section of the conveying chain is arranged at the position which is level with the liquid level of the primary sedimentation tank, and the scraper is arranged on the conveying chain;
the slag discharging groove is arranged in the primary sedimentation tank, the notch of the slag discharging groove is level with the liquid level of the primary sedimentation tank, and the slag discharging groove is positioned below the straight section of the conveying chain;
the suction pipe is arranged in the slag discharge groove, the whole slag discharge groove is fully distributed along the length direction of the slag discharge groove, the pipe wall of the suction pipe and the wall of the slag discharge groove are arranged at intervals, and a suction port is arranged at the bottom of the suction pipe.
In an alternative embodiment of the utility model, the first end of the suction pipe penetrates to the outer side of the primary sedimentation tank, the first end is communicated with a negative pressure source, and the second end of the suction pipe is sealed.
In an alternative embodiment of the utility model, the width of the through-flow area of the suction opening increases gradually from the first end towards the second end.
In an alternative embodiment of the utility model, the suction opening comprises a slit arranged consecutively from the first end to the second end.
In an alternative embodiment of the utility model, the width of the slit increases gradually from the first end to the second end.
In an alternative embodiment of the utility model, a plurality of suction ports are provided from the first end to the second end.
In an alternative embodiment of the utility model, the diameter of each suction opening increases gradually from the first end towards the second end.
In an alternative embodiment of the present utility model, the upper end of the slag discharging groove is of a funnel-shaped structure, and the bottom of the slag discharging groove is of a U-shaped structure.
In an alternative embodiment of the utility model, flanges are arranged at two ends of the slag discharging groove, and the flanges are fixedly connected with the inner wall of the primary sedimentation tank.
In an alternative embodiment of the utility model, the first end of the suction tube is provided with a flange.
The utility model has the technical effects that: according to the utility model, the suction pipe is arranged in the whole length direction of the slag discharge groove, and the suction port is distributed at the bottom of the suction pipe, so that negative pressure can be generated in the whole length direction of the slag discharge groove, the floating foam in each area in the slag discharge groove can be rapidly discharged, and the slag discharge efficiency is improved.
Drawings
FIG. 1 is a system schematic diagram of a froth removal mechanism provided by an embodiment of the present utility model;
FIG. 2 is an enlarged partial view of I of FIG. 1;
FIG. 3 is an exploded view of a slag chute and a suction pipe provided in accordance with a first embodiment of the present utility model;
fig. 4 is a bottom view of a suction tube according to an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a slag discharge chute and a suction pipe provided in accordance with a second embodiment of the present utility model;
FIG. 6 is a perspective view of a slag discharge chute and a suction pipe provided in accordance with a second embodiment of the present utility model;
FIG. 7 is an exploded view of a slag chute and a suction pipe provided in accordance with a second embodiment of the present utility model;
reference numerals illustrate: 10. a primary sedimentation tank; 11. an aeration device; 20. a scraper; 21. a conveyor chain; 30. a slag discharge groove; 301. flanging; 31. a suction tube; 311. a suction port; 312. and (3) a flange.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the illustrations, not according to the number, shape and size of the components in actual implementation, and the form, number and proportion of each component in actual implementation may be arbitrarily changed, and the layout of the components may be more complex.
The froth discharging mechanism provided by the utility model can be applied to a sewage treatment system, for example, the froth discharging mechanism is arranged in a primary sedimentation tank 10 of the sewage treatment system and is used for collecting froth generated by aeration in the primary sedimentation tank 10; the existing floating foam collecting tank is generally of an open structure, the suction port 311 is only arranged at one end of the collecting tank, when floating foam is sucked, only floating foam close to the suction port 311 can be discharged, and floating foam far away from the suction port 311 can only flow to the suction port 311 after being liquefied, so that the discharging efficiency of floating foam is seriously affected, floating foam is accumulated in the collecting tank and easily overflows back into the primary sedimentation tank 10, and the purifying effect is affected; the froth discharging mechanism of the utility model can generate negative pressure along the whole length direction of the slag discharging groove 30, thereby fully sucking froth and improving froth discharging efficiency; the following describes the technical scheme of the present utility model in detail with reference to specific examples.
Example 1
Referring to fig. 1 to 4, a froth discharging mechanism according to a first embodiment of the present utility model includes a primary sedimentation tank 10, a scraper mechanism, a slag discharge tank 30 and a suction pipe 31; an aeration device 11 is arranged in the primary sedimentation tank 10; the scraper mechanism comprises a scraper 20 and a conveying chain 21, wherein at least one straight section of the conveying chain 21 is arranged at a position which is level with the liquid level of the primary sedimentation tank 10, and the scraper 20 is arranged on the conveying chain 21; the slag discharging groove 30 is arranged in the primary sedimentation tank 10, the notch of the slag discharging groove 30 is level with the liquid level of the primary sedimentation tank 10, and the slag discharging groove 30 is positioned below the straight section of the conveying chain 21; the suction pipe 31 is installed in the slag discharge groove 30, the suction pipe 31 is fully distributed in the slag discharge groove 30 along the length direction of the slag discharge groove 30, the pipe wall of the suction pipe 31 and the wall of the slag discharge groove 30 are arranged at intervals, and a suction port 311 is arranged at the bottom of the suction pipe 31.
It should be understood that the suction pipe 31 is arranged in the whole length direction of the slag discharging groove 30, and the suction openings 311 are distributed at the bottom of the suction pipe 31, so that negative pressure can be generated in the whole length direction of the slag discharging groove 30, the floating foam in each area of the slag discharging groove 30 can be ensured to be discharged quickly, and the slag discharging efficiency is improved.
Referring to fig. 3, in an alternative embodiment of the present utility model, a first end of the suction pipe 31 penetrates through to the outside of the primary sedimentation tank 10, and the first end is in communication with a negative pressure source, and a second end of the suction pipe 31 is sealed. This embodiment is applicable to an above-ground primary sedimentation tank 10, where the first end of the suction pipe 31 may also be in communication with a source of negative pressure via a hose when the bottom surface of the primary sedimentation tank 10 is below the constructor's floor.
Referring to fig. 4, in an alternative embodiment of the present utility model, the width of the through-flow area of the suction port 311 increases gradually from the first end to the second end. It should be understood that the farther the suction port 311 is from the first end, the greater the pressure loss thereof, so the present embodiment sets the through-flow region of the suction port 311 to a gradual structure, and can ensure that the negative pressure at each position in the length direction of the slag discharging bath 30 is uniform as much as possible.
Referring to fig. 4, specifically, the suction port 311 includes a slit continuously disposed from the first end toward the second end, and the width of the slit gradually increases from the first end toward the second end.
Referring to fig. 2 and 3, in an alternative embodiment of the present utility model, the upper end of the slag discharging groove 30 has a funnel-shaped structure, and the bottom of the slag discharging groove 30 has a U-shaped structure. As shown in fig. 2, the through-flow cross section of the air flow gradually decreases from top to bottom, so that the flow speed gradually increases, thereby generating stronger suction force on the floating foam and avoiding the occurrence of suction dead angles.
Referring to fig. 2 and 3, in an alternative embodiment of the present utility model, flanges 301 are disposed at two ends of the slag discharging groove 30, and the flanges 301 are fixedly connected to the inner wall of the primary sedimentation tank 10. The flange 301 facilitates connection of the slag discharge groove 30 with the primary sedimentation tank 10 on the one hand, and can improve the overall structural strength of the slag discharge groove 30 on the other hand.
Referring to fig. 3 and 4, in an alternative embodiment of the present utility model, a flange 312 is provided at the first end of the suction tube 31 to facilitate connection of the suction tube 31 to the negative pressure pipeline.
Example two
Referring to fig. 5, 6 and 7, as an alternative embodiment of the present utility model, the difference between the present embodiment and the first embodiment is only that the structure of the suction tube 31 is different, in this embodiment, a plurality of suction ports 311 are disposed between the first end and the second end; the diameter of each suction port 311 increases gradually from the first end to the second end. It should be noted that, in the light of the present embodiment, the structure of the other suction tube 31 designed according to the present utility model should also fall within the scope of the present utility model.
In summary, the suction pipe 31 is arranged in the whole length direction of the slag discharge groove 30, and the suction ports 311 are distributed at the bottom of the suction pipe 31, so that negative pressure can be generated in the whole length direction of the slag discharge groove 30, the floating foam in each area of the slag discharge groove 30 can be ensured to be discharged rapidly, and the slag discharge efficiency is improved; the utility model sets the through-flow area of the suction port 311 to a gradual change structure, and can ensure that the negative pressure at each position in the length direction of the slag discharging groove 30 is uniform as much as possible.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
In the description herein, numerous specific details are provided, such as examples of components and/or methods, to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that an embodiment of the utility model can be practiced without one or more of the specific details, or with other apparatus, systems, components, methods, components, materials, parts, and so forth. In other instances, well-known structures, materials, or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the utility model.
Reference throughout this specification to "one embodiment," "an embodiment," or "a particular embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment, and not necessarily all embodiments, of the present utility model. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," or "in a specific embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics of any specific embodiment of the present utility model may be combined in any suitable manner with one or more other embodiments. It will be appreciated that other variations and modifications of the embodiments of the utility model described and illustrated herein are possible in light of the teachings herein and are to be considered as part of the spirit and scope of the utility model.
It will also be appreciated that one or more of the elements shown in the figures may also be implemented in a more separated or integrated manner, or even removed because of inoperability in certain circumstances or provided because it may be useful depending on the particular application.
In addition, any labeled arrows in the drawings/figures should be considered only as exemplary, and not limiting, unless otherwise specifically indicated. Furthermore, the term "or" as used herein is generally intended to mean "and/or" unless specified otherwise. Combinations of parts or steps will also be considered as being noted where terminology is foreseen as rendering the ability to separate or combine is unclear.
As used in the description herein and throughout the claims that follow, unless otherwise indicated, "a", "an", and "the" include plural references. Also, as used in the description herein and throughout the claims that follow, unless otherwise indicated, the meaning of "in …" includes "in …" and "on …".
The above description of illustrated embodiments of the utility model, including what is described in the abstract, is not intended to be exhaustive or to limit the utility model to the precise forms disclosed herein. Although specific embodiments of, and examples for, the utility model are described herein for illustrative purposes only, various equivalent modifications are possible within the spirit and scope of the present utility model, as those skilled in the relevant art will recognize and appreciate. As noted, these modifications can be made to the present utility model in light of the foregoing description of illustrated embodiments of the present utility model and are to be included within the spirit and scope of the present utility model.
The systems and methods have been described herein in general terms as being helpful in understanding the details of the present utility model. Furthermore, various specific details have been set forth in order to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that an embodiment of the utility model can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, and/or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the utility model.
Thus, although the utility model has been described herein with reference to particular embodiments thereof, a latitude of modification, various changes and substitutions are intended in the foregoing disclosures, and it will be appreciated that in some instances some features of the utility model will be employed without a corresponding use of other features without departing from the scope and spirit of the utility model as set forth. Therefore, many modifications may be made to adapt a particular situation or material to the essential scope and spirit of the present utility model. It is intended that the utility model not be limited to the particular terms used in following claims and/or to the particular embodiment disclosed as the best mode contemplated for carrying out this utility model, but that the utility model will include any and all embodiments and equivalents falling within the scope of the appended claims. Accordingly, the scope of the utility model should be determined only by the following claims.
Claims (10)
1. A froth discharge mechanism, comprising:
the primary sedimentation tank is internally provided with an aeration device;
the scraper mechanism comprises a scraper and a conveying chain, at least one straight section of the conveying chain is arranged at the position which is level with the liquid level of the primary sedimentation tank, and the scraper is arranged on the conveying chain;
the slag discharging groove is arranged in the primary sedimentation tank, the notch of the slag discharging groove is level with the liquid level of the primary sedimentation tank, and the slag discharging groove is positioned below the straight section of the conveying chain;
the suction pipe is arranged in the slag discharge groove, the whole slag discharge groove is fully distributed along the length direction of the slag discharge groove, the pipe wall of the suction pipe and the wall of the slag discharge groove are arranged at intervals, and a suction port is arranged at the bottom of the suction pipe.
2. The froth removal mechanism of claim 1, wherein the first end of the suction tube extends through to the outside of the primary sedimentation tank and the first end is in communication with a source of negative pressure and the second end of the suction tube is sealed.
3. The froth removal mechanism according to claim 2, wherein a width of the flow-through region of the suction port gradually increases from the first end to the second end.
4. A froth removal mechanism according to claim 3, wherein the suction port comprises a slit arranged continuously from the first end to the second end.
5. The froth removal mechanism of claim 4, wherein the gap increases in width from the first end to the second end.
6. A froth removal mechanism according to claim 3, wherein the suction port is provided in plurality from the first end to the second end.
7. The froth removal mechanism of claim 6, wherein the diameter of each suction port increases gradually from the first end to the second end.
8. The froth discharging mechanism according to claim 1, wherein the upper end of the slag discharging groove is of a funnel-shaped structure, and the bottom of the slag discharging groove is of a U-shaped structure.
9. The froth discharging mechanism according to claim 1, wherein both ends of the slag discharging groove are provided with flanges, and the flanges are fixedly connected with the inner wall of the primary sedimentation tank.
10. The froth removal mechanism according to claim 2, wherein the first end of the suction pipe is provided with a flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322252662.5U CN220714914U (en) | 2023-08-21 | 2023-08-21 | Floating foam discharging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322252662.5U CN220714914U (en) | 2023-08-21 | 2023-08-21 | Floating foam discharging mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220714914U true CN220714914U (en) | 2024-04-05 |
Family
ID=90501145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322252662.5U Active CN220714914U (en) | 2023-08-21 | 2023-08-21 | Floating foam discharging mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220714914U (en) |
-
2023
- 2023-08-21 CN CN202322252662.5U patent/CN220714914U/en active Active
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