CN111453792A - Reflux bucket - Google Patents
Reflux bucket Download PDFInfo
- Publication number
- CN111453792A CN111453792A CN202010389011.9A CN202010389011A CN111453792A CN 111453792 A CN111453792 A CN 111453792A CN 202010389011 A CN202010389011 A CN 202010389011A CN 111453792 A CN111453792 A CN 111453792A
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- cylinder
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- straight cylinder
- hollow
- positioning
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/043—Treatment of partial or bypass streams
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application provides a return flow fill, include: the first straight cylinder is hollow; the variable diameter cylinder is hollow, is arranged at one end of the first straight cylinder and is connected with the first straight cylinder, and the radial sectional area of the variable diameter cylinder is gradually reduced along the direction far away from the first straight cylinder; the second straight cylinder is hollow, is arranged at one end of the reducing cylinder far away from the first straight cylinder and is connected with the reducing cylinder, and the radial sectional area of the second straight cylinder is smaller than that of the first straight cylinder; the inserting cylinder is hollow and can move along the axial direction of the second straight cylinder, one end of the inserting cylinder can be inserted into the inner space of the second straight cylinder, and a plurality of first through holes are formed in the side wall of the inserting cylinder; and the adjusting device is arranged above the inserting cylinder and used for adjusting the relative position of the inserting cylinder and the second straight cylinder. The liquid flow flowing out of the reflux bucket can be conveniently adjusted by controlling the position of the inserting barrel.
Description
Technical Field
The application relates to the technical field of sewage treatment, particularly, especially, relate to a backward flow is fought.
Background
In water treatment works, there must be liquid transfer operations, and one of them is to collect liquid in a certain area and transfer the collected liquid to another place through a pipeline. For example, scum or sludge on the surface of the liquid is collected and then transferred out of the system; the liquid at the top is collected and directly transferred to the bottom through a pipeline and the like. In order for the system to maintain optimal operating conditions, the amount of liquid transfer must be regulated. In the prior art, a standard valve sold in the market is arranged on a pipeline, and the flow rate of liquid, namely the liquid transfer amount, can be adjusted by adjusting the opening degree of the valve. However, when the pipeline is completely submerged, it is difficult to control the flow of liquid using standard valves. Accordingly, there is a need to develop a device that facilitates control of the flow of fluid through a conduit.
Disclosure of Invention
The present application aims to solve at least one of the above technical drawbacks, and provides a backflow bucket capable of effectively controlling a liquid flow rate in a pipeline.
The application provides a return flow fill, include:
the first straight cylinder is hollow;
the variable diameter cylinder is hollow, is arranged at one end of the first straight cylinder and is connected with the first straight cylinder, and the radial sectional area of the variable diameter cylinder is gradually reduced along the direction far away from the first straight cylinder;
the second straight cylinder is hollow, is arranged at one end of the reducing cylinder far away from the first straight cylinder and is connected with the reducing cylinder, and the radial sectional area of the second straight cylinder is smaller than that of the first straight cylinder;
the inserting cylinder is hollow, one end of the inserting cylinder can be inserted into the inner space of the second straight cylinder and can move along the axial direction of the second straight cylinder, and a plurality of first through holes are formed in the side wall of the inserting cylinder;
and the adjusting device is arranged above the inserting cylinder and used for adjusting the relative position of the inserting cylinder and the second straight cylinder.
Optionally, the adjusting device includes a pull rope, one end of the pull rope is arranged at the top of the inserting cylinder, and the other end of the pull rope is a free end.
Optionally, the adjusting device further includes a positioning sleeve, the positioning sleeve is disposed on the side wall of the first straight cylinder, the positioning sleeve is hollow and has an upper opening and a lower opening, the free end of the pull rope penetrates through the inside of the positioning sleeve from bottom to top, a positioning hole is formed in the side wall of the positioning sleeve, and a positioning nut and a positioning bolt matched with the positioning nut are disposed on the positioning hole.
Optionally, the positioning device further includes a cross bar, and the cross bar is disposed in the inner space of the first straight cylinder along the radial direction of the first straight cylinder.
Optionally, the pull rope is provided with scales.
Optionally, a cap is arranged at the top of the insert cylinder, and the radial sectional area of the cap is larger than that of the second straight cylinder.
Optionally, the cap cover is provided with a plurality of second through holes.
Optionally, the outer wall of the insertion cylinder and the inner wall of the second straight cylinder are respectively provided with a rib and a groove which are matched in the vertical direction, and the rib can slide in the groove in the vertical direction.
Optionally, the first through holes are rectangular holes, and 2-8 through holes are uniformly arranged along the circumferential direction of the side wall of the insert cylinder.
The application still provides a return-flow system, including biochemical reaction pond, back flow and above-mentioned arbitrary any the backward flow fill, the setting of backward flow fill is in the biochemical reaction pond, the one end setting of back flow is in the backward flow fill below, with the backward flow is fought and is connected, and the other end setting is in biochemical reaction pond bottom for make the liquid reflux that the backward flow was fought extremely biochemical reaction pond bottom.
Compared with the prior art, the beneficial technical effects of the application include:
through the arrangement of the first straight cylinder, the reducer cylinder and the second straight cylinder, the backflow bucket is in a hollow bucket-shaped structure, liquid flow can pass through the backflow bucket from top to bottom, and the liquid flow is collected and flows out of the second straight cylinder. Through setting up the section of thick bamboo of inserting that can follow the straight section of thick bamboo axial displacement of second, the one end of inserting the section of thick bamboo can stretch into the straight section of thick bamboo of second inside to utilize adjusting device to change the position of inserting the section of thick bamboo in the straight section of thick bamboo of second, thereby the liquid flow who controls the straight section of thick bamboo of second of flowing through makes liquid flow's regulation more simple and convenient.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a cross-sectional view of a return bucket provided in an embodiment of the present application;
FIG. 2 is a cross-sectional view of a return bucket according to another embodiment of the present application;
description of reference numerals:
11-a first straight cylinder; 12-a reducer cylinder; 13-a second straight cylinder;
21-inserting a cylinder; 22-a first via; 23-a cap;
31-a pull rope; 32-positioning the cannula; 33-positioning holes; 34-a positioning nut; 35-a positioning bolt; 36-Cross bar.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Referring to fig. 1, fig. 1 is a cross-sectional view of a return bucket according to an embodiment of the present disclosure.
As shown in fig. 1, the backflow bucket includes a first straight cylinder 11, a reducing cylinder 12, a second straight cylinder 13, an insert cylinder 21 and an adjusting device, wherein the first straight cylinder 11 is hollow and open at two ends, and may be cylindrical or prismatic. The reducer 12 is hollow and has two open ends, is disposed at one end of the first straight tube 11, and is connected to the first straight tube 11 by welding or detachable connection with the first straight tube 11. One end of the reducing cylinder 12 is matched with the first straight cylinder 11, and the radial sectional area is gradually reduced along the direction far away from the first straight cylinder 11, so that the reducing cylinder is in an inverted cone shape. One end of the reducing cylinder 12, which is far away from the first straight cylinder 11, is provided with a second straight cylinder 13, the second straight cylinder 13 is hollow, two ends of the second straight cylinder are open, and the radial sectional area of the second straight cylinder 13 is smaller than that of the first straight cylinder 11. An insert cylinder 21 is arranged in an inner space formed by the second straight cylinder 13 and the reducer cylinder 12, the outer diameter of the insert cylinder 21 is smaller than the inner diameter of the second straight cylinder 13, the insert cylinder 21 is hollow, one end of the insert cylinder 21 is open, the density of the insert cylinder is far larger than that of liquid during sewage treatment, the insert cylinder 21 can move along the axial direction of the second straight cylinder 13, the open end of the insert cylinder 21 can be inserted into the inner space of the second straight cylinder 13, first through holes 22 are uniformly formed in the side wall of the insert cylinder 21 in the circumferential direction, the first through holes 22 can be square, kidney-shaped or oval, but not limited to the above, the first through holes 22 are uniformly arranged in the circumferential direction of the side wall of the insert cylinder 21, generally at least 2 and less than 8, and can be adjusted according to actual conditions, for example, when the area of the first through holes 22 is smaller. In some embodiments, the first through holes 22 may also be circular holes uniformly opened on the side of the insert cylinder 21. An adjusting device is arranged above the inserting cylinder 21 and used for adjusting the relative position of the inserting cylinder 21 and the second straight cylinder 13, namely the depth of the inserting cylinder 21 inserted into the second straight cylinder 13. The adjusting device comprises a pull rope 31, one end of the pull rope 31 is arranged at the top of the inserting cylinder 21, and the other end of the pull rope 31 is a free end and can extend out of the backflow bucket for an operator to control. In some embodiments, the pull rope 31 may be replaced with a chain or a wire, etc., as long as the control of the insert cylinder 21 is achieved. In other embodiments, the first straight tube 11, the variable diameter tube 12 and the second straight tube 13 may be integrally formed to form a single body.
When liquid is collected, the liquid overflows from the upper surface of the first straight cylinder 11 into the first straight cylinder 11, flows down along the inside of the first straight cylinder, is collected above the second straight cylinder 13 through the reducing cylinder 12, when the inserting cylinder 21 is inserted into the second straight cylinder 13, a small part of the liquid flows through between the inner wall of the second straight cylinder 13 and the outer wall of the inserting cylinder 21 through the blocking of the inserting cylinder 21, and a part of the liquid enters the inside of the inserting cylinder 21 from the first through hole 22 on the side wall of the inserting cylinder 21, flows out from the open end of the inserting cylinder 21 and then flows to other places through a pipeline below the second straight cylinder 13. An operator inserts a section of thick bamboo 21 top stay cord 31 through the pulling, make and insert a section of thick bamboo 21 upward movement, when loosening stay cord 31, because the density of inserting a section of thick bamboo 21 is far greater than liquid, insert a section of thick bamboo 21 and sink naturally under the action of gravity, insert a section of thick bamboo 21 and fix the required depth of insertion at practical application through fixed stay cord 31 messenger, change the relative position of inserting a section of thick bamboo 21 and second straight section of thick bamboo 13 through this kind of mode, change the area that first through-hole 22 exposes at reducing section of thick bamboo 12 inner space, change the liquid flow through first through-hole 22, thereby the liquid volume of flow is gone out in control second straight section of thick bamboo 13 below, realize liquid flow's control.
In the above embodiment, the first straight cylinder 11, the reducer cylinder 12 and the second straight cylinder 13 are arranged, so that the backflow bucket is in a hollow bucket-shaped structure, the liquid flow can pass through the backflow bucket from top to bottom, and the liquid flow is collected and flowed out from the second straight cylinder 13. Through the arrangement of the inserting cylinder 21 capable of moving along the axial direction of the second straight cylinder 13, one end of the inserting cylinder 21 can extend into the second straight cylinder 13, and the position of the inserting cylinder 21 in the second straight cylinder 13 is changed by using the adjusting device, so that the liquid flow passing through the second straight cylinder 13 is controlled, and the adjustment of the liquid flow is simpler and more convenient.
In some embodiments, the first straight tube 11 is a cylinder with an inner diameter
Is composed of
Rice, height H1Is 0<H1Less than or equal to 0.6 m; the second straight cylinder 13 is a cylinder with an inner diameter
Is composed of
Rice, height H2H is more than or equal to 0.052Less than or equal to 0.3 meter; the reducer 12 is a circular reducer, the upper inner diameter of which is matched with the first straight cylinder 11, the lower inner diameter of which is matched with the second straight cylinder 13, and the height of which is H3H is more than or equal to 0.052≤0.2。
Fig. 2 is a cross-sectional view of a backflow bucket provided by another embodiment of the present application, and as shown in fig. 2, in some embodiments, the adjusting device further includes a positioning sleeve 32, the positioning sleeve 32 is hollow and has two open ends, and is disposed on a side wall of the first straight cylinder 11, an axial direction of the positioning sleeve 32 is parallel to an axial direction of the first straight cylinder 11, and one end of the positioning sleeve 32 extends out of the first straight cylinder 11. The first straight cylinder 11 is further internally provided with a cross bar 36, the cross bar 36 is arranged along the axial direction of the first straight cylinder 11, two ends of the cross bar 36 are connected with the inner wall of the first straight cylinder 11, and the cross bar is positioned above the joint of the insertion cylinder 21 and the pull rope 31 and used for the pull rope 31 to bypass, so that when the pull rope 31 pulls the insertion cylinder 21, one end of the insertion cylinder 21 connected with the pull rope 31 is parallel to the axial direction of the insertion cylinder 21 or has a smaller angle, thereby providing a force approaching to the vertical direction, and being capable of better pulling out the insertion cylinder 21. The free end of the pull rope 31 bypasses the cross rod 36 and then passes through the inside of the positioning sleeve 32 from bottom to top, a positioning hole 33 is formed in the side wall of the positioning sleeve 32, and a positioning nut 34 and a positioning bolt 35 matched with the positioning nut 34 are arranged at the positioning hole 33. When the flow rate is adjusted, the inserting cylinder 21 is moved upwards by pulling the free end of the pulling rope 31 penetrating through the upper part of the positioning sleeve 32, the positioning bolt 35 is screwed after the free end reaches a proper position, the positioning bolt 35 passes through the positioning hole 33 and abuts against the pulling rope 31 in the positioning sleeve 32, and therefore the pulling rope 31 is fixed, and the inserting cylinder 21 stays at the proper position.
In some embodiments, the pull cord 31 is provided with graduations (not shown) to facilitate an operator in determining the length of the pull cord 31 to determine the position of the insert 21.
In some embodiments, the top of the inserting cylinder 21 is further provided with a cap 23, the radial sectional area of the cap 23 is larger than that of the second straight cylinder 13, the cap 23 is provided with a plurality of second through holes (not shown in the figure), the inserting cylinder 21 can be prevented from being completely inserted into the second straight cylinder 13 by arranging the cap 23, the second through holes can allow water to pass through, the cap 23 is prevented from being subjected to larger water flow pressure, and meanwhile, the influence of the cap 23 on the flow direction of water flow in the backflow hopper is reduced.
In some embodiments, the inner wall of the second straight cylinder 13 and the outer wall of the insert cylinder 21 are provided with matching ribs (not shown) and grooves (not shown), for example, the inner wall of the second straight cylinder 13 is provided with grooves, the outer wall of the insert cylinder 21 is provided with ribs, or the inner wall of the second straight cylinder 13 is provided with ribs and the outer wall of the insert cylinder 21 is provided with grooves. The rib can slide in the groove along the vertical direction, so that the control effect of the flow rate is prevented from being influenced by the rotary shaking of the inserting barrel 21 under the action of the moving or received water flow.
The embodiment of the application further provides a reflux system, including biochemical reaction pond, back flow and any kind of above-mentioned return hopper, the setting is fought in biochemical reaction pond in the return, and the one end setting of back flow is fought the one end that the second straight section of thick bamboo 13 kept away from reducer 12 in the return, and the other end setting of back flow is in the bottom in biochemical reaction pond. When sewage treatment is carried out, liquid in the biochemical reaction tank rises to the top under the lifting action of aeration and overflows into the backflow hopper, flows to the bottom in the biochemical reaction tank through the backflow hopper and the backflow pipe, and meanwhile, the flow of the backflow liquid is controlled through the pull rope of the backflow hopper, so that unpowered and flow-controllable backflow of the liquid in the biochemical reaction tank is realized, and the device is particularly suitable for a vertical-flow anoxic-aerobic activated sludge process sewage treatment process.
It should be noted that the description of the present application and the accompanying drawings set forth preferred embodiments of the present application, however, the present application may be embodied in many different forms and is not limited to the embodiments described in the present application, which are not intended as additional limitations to the present application, but are provided for the purpose of providing a more thorough understanding of the present disclosure. Moreover, the above-mentioned technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope described in the present specification; further, modifications and variations may occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the scope of the appended claims.
Claims (10)
1. A backflow hopper, comprising:
a first straight cylinder (11) which is hollow;
the variable diameter cylinder (12) is hollow, is arranged at one end of the first straight cylinder (11), is connected with the first straight cylinder (11), and gradually reduces the radial sectional area of the variable diameter cylinder (12) along the direction far away from the first straight cylinder (11);
the second straight cylinder (13) is hollow, is arranged at one end, far away from the first straight cylinder (11), of the reducing cylinder (12), and is connected with the reducing cylinder (12), and the radial sectional area of the second straight cylinder (13) is smaller than that of the first straight cylinder (11);
the inserting cylinder (21) is hollow, one end of the inserting cylinder (21) can be inserted into the inner space of the second straight cylinder (13), the inserting cylinder (21) can move along the axial direction of the second straight cylinder (13), and a plurality of first through holes (22) are formed in the side wall of the inserting cylinder (21);
the adjusting device is arranged above the inserting cylinder (21) and used for adjusting the relative position of the inserting cylinder (21) and the second straight cylinder (13).
2. Backflow bucket according to claim 1, characterized in that the adjusting device comprises a pull rope (31), one end of the pull rope (31) is arranged on the top of the insert cylinder (21), and the other end is a free end.
3. The backflow bucket according to claim 2, wherein the adjusting device further comprises a positioning sleeve (32), the positioning sleeve (32) is arranged on the side wall of the first straight cylinder (11), the positioning sleeve is hollow and has an upper opening and a lower opening, the free end of the pull rope (31) penetrates through the positioning sleeve (32) from bottom to top, a positioning hole (33) is formed in the side wall of the positioning sleeve (32), and a positioning nut (34) and a positioning bolt (35) matched with the positioning nut (34) are arranged on the positioning hole.
4. The return hopper according to claim 3, characterized in that the positioning means further comprise a cross bar (36), the cross bar (36) being arranged in the inner space of the first straight drum (11) in the radial direction of the first straight drum (11).
5. Return funnel according to claim 2, characterized in that the pull cord (31) is provided with a scale.
6. Backflow bucket according to claim 1, characterized in that the top of the insert barrel (21) is provided with a cap (23), the cap (23) having a radial cross-sectional area that is greater than the radial cross-sectional area of the second straight barrel (13).
7. The return hopper according to claim 6, characterized in that the cap (23) is provided with a plurality of second through holes.
8. The return hopper according to claim 1, characterized in that the outer wall of the insert cylinder (21) and the inner wall of the second straight cylinder (13) are provided with vertically matching ribs and grooves, respectively, in which the ribs can slide in the vertical direction.
9. The backflow bucket according to claim 1, wherein the first through holes (22) are rectangular holes, and 2-8 through holes are uniformly formed in the circumferential direction of the side wall of the insert barrel.
10. A reflux system, comprising a biochemical reaction tank, a reflux pipe and a reflux funnel according to any one of claims 1 to 9, wherein the reflux funnel is arranged in the biochemical reaction tank, one end of the reflux pipe is arranged below the reflux funnel and is connected with the reflux funnel, the other end of the reflux pipe is arranged at the bottom of the biochemical reaction tank, and liquid in the reflux funnel flows back to the bottom of the biochemical reaction tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010389011.9A CN111453792A (en) | 2020-05-09 | 2020-05-09 | Reflux bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010389011.9A CN111453792A (en) | 2020-05-09 | 2020-05-09 | Reflux bucket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111453792A true CN111453792A (en) | 2020-07-28 |
Family
ID=71676977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010389011.9A Pending CN111453792A (en) | 2020-05-09 | 2020-05-09 | Reflux bucket |
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| Country | Link |
|---|---|
| CN (1) | CN111453792A (en) |
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