CN219384828U - Water distribution adjusting mechanism for shallow air floatation - Google Patents
Water distribution adjusting mechanism for shallow air floatation Download PDFInfo
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- CN219384828U CN219384828U CN202320869299.9U CN202320869299U CN219384828U CN 219384828 U CN219384828 U CN 219384828U CN 202320869299 U CN202320869299 U CN 202320869299U CN 219384828 U CN219384828 U CN 219384828U
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- water distribution
- internal thread
- shallow air
- adjusting rod
- branch pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The water distribution regulating mechanism of the shallow air flotation comprises an internal thread connecting piece and a regulating rod, wherein the internal thread connecting piece is arranged on a shallow air flotation water distribution main pipe and is positioned right above a water distribution branch pipe of the shallow air flotation, the regulating rod is arranged in the water distribution branch pipe, the upper end of the regulating rod penetrates through the water distribution main pipe, the upper section of the regulating rod is in threaded connection with the internal thread connecting piece, and the lower end of the regulating rod is connected with a water retaining cap; the lower end of the water distribution branch pipe is provided with a fixed sleeve sleeved on the adjusting rod and a fixed rod for supporting the fixed sleeve, one end of the fixed rod is connected with the fixed sleeve, and the other end of the fixed rod is connected with the inner wall of the water distribution branch pipe. By adopting the utility model, the shallow air floating system can truly apply the zero-speed principle, so that the shallow air floating water distribution is more uniform, thereby avoiding incomplete floating of sludge caused by impact load, or reducing the impact load, so that part of sludge with basically similar specific gravity is also air-floating to the surface, and the purification is more thorough.
Description
Technical Field
The utility model belongs to the field of water treatment equipment, and particularly relates to a water distribution adjusting mechanism for shallow air floatation.
Background
Shallow air flotation is widely applied to water supply purification, pretreatment and advanced treatment of domestic sewage and industrial wastewater. Shallow air floatation is cylindrical as a whole, has a compact structure, and comprises five parts: the device comprises a tank body, a rotary water distribution mechanism, a dissolved air release mechanism, a frame mechanism, a water collection mechanism and the like. The water inlet, the water outlet and the scum discharge outlet are all concentrated in the central area of the tank body, and the water distribution mechanism, the water collecting mechanism and the dissolved air release mechanism are tightly connected with the frame and rotate around the center of the tank body.
When the shallow air floatation runs, the principle of zero speed should be applied theoretically, so that the relative flow state is static when water is distributed in the shallow air floatation tank, and the purification of water is facilitated. However, in actual application, zero speed cannot be realized due to uneven water distribution, and the reason is that each branch pipe of the general shallow air floatation water inlet water distribution pipe is simply provided with a bottom water baffle, but the flow cannot be adjusted; in actual application, the water inlet source of the equipment is sometimes lifted by a water pump and sometimes in a self-flowing mode; for lifting of the water pump, the water yield and the flow rate of the branch pipe positioned at the rear section end of the water distribution main pipe are too large, and the water yield and the flow rate of the branch pipe positioned at the front section are smaller; and vice versa in the case of gravity flow.
Disclosure of Invention
The utility model aims to provide a water distribution regulating mechanism for shallow air flotation, which can regulate the water yield of each water distribution branch pipe so as to solve the problem that the shallow air flotation cannot reach zero speed due to uneven water distribution.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the water distribution regulating mechanism of the shallow air flotation comprises an internal thread connecting piece and a regulating rod, wherein the internal thread connecting piece is arranged on a shallow air flotation water distribution main pipe and is positioned right above a water distribution branch pipe of the shallow air flotation, the regulating rod is arranged in the water distribution branch pipe, the upper end of the regulating rod penetrates through the water distribution main pipe, the upper section of the regulating rod is in threaded connection with the internal thread connecting piece, and the lower end of the regulating rod is connected with a water retaining cap; the lower end of the water distribution branch pipe is provided with a fixed sleeve sleeved on the adjusting rod and a fixed rod for supporting the fixed sleeve, one end of the fixed rod is connected with the fixed sleeve, and the other end of the fixed rod is connected with the inner wall of the water distribution branch pipe.
The internal thread connecting piece comprises an internal thread female seat and an internal thread male seat, the internal thread female seat is fixed on the water distribution main pipe, and the lower end of the internal thread male seat is connected with the internal thread of the internal thread female seat; the male seat of internal thread is provided with the through-hole that link up from top to bottom, and the through-hole is provided with T type internal thread, and regulation pole upper segment is provided with T type external screw thread with T type internal thread complex.
The rotation direction of the T-shaped internal thread is opposite to that of the internal thread on the internal thread female seat.
The side of the internal thread male seat is provided with a locking threaded hole for installing a set screw, and the set screw is tightly propped against the adjusting rod after being screwed.
The water retaining cap is conical, the small-diameter end of the water retaining cap is fixedly connected with the adjusting rod, the large-diameter end of the water retaining cap deviates from the adjusting rod, and the diameter of the large-diameter end of the water retaining cap is larger than that of the water distribution branch pipe.
And a hand wheel is fixedly arranged at the upper end of the adjusting rod.
The beneficial effects of the utility model are as follows: the utility model can adjust the upper and lower positions of the adjusting rod on the water distribution branch pipe, thereby controlling the gap between the bottom water retaining cap and the water outlet of the water distribution branch pipe, realizing the control of water yield, and realizing the uniform water outlet of different water distribution branch pipes, so that the water entering the shallow air floatation tank is static. By adopting the utility model, the shallow air floating system can truly apply the zero-speed principle, so that the shallow air floating water distribution is more uniform, thereby avoiding incomplete floating of sludge caused by impact load, or reducing the impact load, so that part of sludge with basically similar specific gravity is also air-floating to the surface, and the purification is more thorough.
According to the utility model, the fixing sleeve arranged in the water distribution branch pipe can radially restrict the up-and-down movement of the adjusting rod, so that the adjusting rod and the water retaining cap cannot be eccentric or uneven water outlet caused by hydraulic impact.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of an internally threaded connection according to the present utility model;
FIG. 3 is a schematic diagram of a shallow air floatation structure after the utility model is adopted;
the marks in the figure: 1. the water distribution main pipe, 2, the water distribution branch pipe, 3, the regulation pole, 4, the manger plate cap, 5, the hand wheel, 6, the internal thread connecting piece, 601, the female seat of internal thread, 602, the male seat of internal thread, 603, holding screw, 7, fixed cover, 8, the dead lever, 9, swivelling joint.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples, which are not intended to be limiting.
Referring to the drawings, the water distribution adjusting mechanism of the shallow air flotation comprises a plurality of water distribution branch pipes 2, wherein the plurality of water distribution branch pipes 2 are arranged at intervals along the length of a water distribution main pipe 1 of the shallow air flotation, the length direction of the water distribution branch pipe 2 is perpendicular to the length direction of the water distribution main pipe 1, each water distribution branch pipe 2 is provided with an adjusting component, an opening is formed in the top of the water distribution main pipe 1 and is positioned right above each water distribution branch pipe 2, an internal thread connecting piece 6 is fixedly arranged, and a T-shaped internal thread is arranged on the connecting piece; the adjusting component comprises an adjusting rod 3, a water retaining cap 4 and a hand wheel 5, wherein the upper section (namely H2 in fig. 2) of the adjusting rod 3 is provided with T-shaped external threads matched with T-shaped internal threads, the adjusting rod 3 penetrates through the water distribution main pipe 1 and extends out of a water outlet at the lower end of the water distribution branch pipe 2, the water retaining cap 4 is arranged at the end part of the adjusting rod 3 extending out of the water distribution branch pipe 2, the hand wheel 5 is arranged at the upper end of the adjusting rod 3, and after the hand wheel 5 is rotated, the adjusting rod 3 moves up and down through the threaded matching of the adjusting rod 3 and the internal thread connecting piece 6, so that the size of a gap between the water retaining cap 4 and the water outlet of the water distribution branch pipe 2 is adjusted, and the water yield of the water distribution branch pipe 2 is adjusted.
Preferably, a fixing sleeve 7 is arranged at a position, close to the water outlet, in the water distribution branch pipe 2, the fixing sleeve 7 is sleeved on the adjusting rod, the inner diameter of the fixing sleeve 7 needs to ensure that the adjusting rod 3 can smoothly move up and down, the outer side of the fixing sleeve 7 is connected with a fixing rod 8, and the fixing rod 8 is supported on the inner wall of the water distribution branch pipe 2. The setting of fixed cover 7 and dead lever 8 can with internal thread connecting piece 6 cooperation ensures that adjust pole 3 only can be straight up and down when reciprocating, avoids appearing eccentric, rocking etc. easily to lead to the uneven condition of play water under the hydraulic shock.
Further, the internal thread connecting piece 6 comprises a section of internal thread female seat 601 and an internal thread male seat 602 arranged on the internal thread female seat 601, the internal thread female seat 601 is welded on the water distribution main pipe 1, and the lower end of the internal thread male seat 602 is in threaded connection with the internal thread female seat 601; the male seat 602 of the internal thread is provided with a through hole which is penetrated up and down, the upper section of the through hole (i.e. the H1 position in fig. 2) is provided with the T-shaped internal thread, and the rotation direction of the T-shaped internal thread is opposite to that of the internal thread on the female seat 601 of the internal thread, so as to avoid that the male seat 602 of the internal thread is driven to rotate in the rotation process of the adjusting rod 3.
Furthermore, a locking threaded hole is formed in the side surface of the female threaded male seat 602, and is used for installing a set screw 603, and after the set screw 603 is screwed, the adjusting rod 3 can be tightly pushed, so that the adjusting rod 3 is prevented from moving up and down. The number of the locking threaded holes is two, and the two locking threaded holes are arranged oppositely, so that the two set screws 603 can clamp the adjusting rod 3 from two opposite directions, and the locking effect is improved.
Preferably, the water retaining cap 4 is conical, the small diameter end of the water retaining cap is fixedly connected with the adjusting rod 3, the large diameter end of the water retaining cap is away from the adjusting rod 3, and the diameter of the large diameter end of the water retaining cap is larger than that of the water distribution branch pipe 2, so that the water retaining cap 4 is prevented from entering the water distribution branch pipe 2 in the upward moving process of the adjusting rod 3.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and it should be understood by those skilled in the art that modifications and equivalents may be made to the specific embodiments of the present utility model with reference to the above embodiments, and any modifications and equivalents not departing from the spirit and scope of the present utility model are within the scope of the claims appended hereto.
Claims (6)
1. A water distribution adjustment mechanism of shallow air supporting, its characterized in that: the device comprises an internal thread connecting piece and an adjusting rod, wherein the internal thread connecting piece is arranged on a shallow air flotation water distribution main pipe and is positioned right above a water distribution branch pipe of shallow air flotation, the adjusting rod is arranged in the water distribution branch pipe, the upper end of the adjusting rod penetrates through the water distribution main pipe, the upper section of the adjusting rod is in threaded connection with the internal thread connecting piece, and the lower end of the adjusting rod is connected with a water retaining cap; the lower end of the water distribution branch pipe is provided with a fixed sleeve sleeved on the adjusting rod and a fixed rod for supporting the fixed sleeve, one end of the fixed rod is connected with the fixed sleeve, and the other end of the fixed rod is connected with the inner wall of the water distribution branch pipe.
2. The shallow air floating water distribution adjusting mechanism according to claim 1, wherein: the internal thread connecting piece comprises an internal thread female seat and an internal thread male seat, the internal thread female seat is fixed on the water distribution main pipe, and the lower end of the internal thread male seat is connected with the internal thread of the internal thread female seat; the male seat of internal thread is provided with the through-hole that link up from top to bottom, and the through-hole is provided with T type internal thread, and regulation pole upper segment is provided with T type external screw thread with T type internal thread complex.
3. The shallow air floating water distribution adjusting mechanism according to claim 2, wherein: the rotation direction of the T-shaped internal thread is opposite to that of the internal thread on the internal thread female seat.
4. The shallow air floating water distribution adjusting mechanism according to claim 2, wherein: the side of the internal thread male seat is provided with a locking threaded hole for installing a set screw, and the set screw is tightly propped against the adjusting rod after being screwed.
5. The shallow air floating water distribution adjusting mechanism according to claim 1, wherein: the water retaining cap is conical, the small-diameter end of the water retaining cap is fixedly connected with the adjusting rod, the large-diameter end of the water retaining cap deviates from the adjusting rod, and the diameter of the large-diameter end of the water retaining cap is larger than that of the water distribution branch pipe.
6. The shallow air floating water distribution adjusting mechanism according to claim 1, wherein: and a hand wheel is fixedly arranged at the upper end of the adjusting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320869299.9U CN219384828U (en) | 2023-04-18 | 2023-04-18 | Water distribution adjusting mechanism for shallow air floatation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320869299.9U CN219384828U (en) | 2023-04-18 | 2023-04-18 | Water distribution adjusting mechanism for shallow air floatation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219384828U true CN219384828U (en) | 2023-07-21 |
Family
ID=87171220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320869299.9U Active CN219384828U (en) | 2023-04-18 | 2023-04-18 | Water distribution adjusting mechanism for shallow air floatation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219384828U (en) |
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2023
- 2023-04-18 CN CN202320869299.9U patent/CN219384828U/en active Active
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