CN205087959U - But little bubble generating device of online cleaning - Google Patents
But little bubble generating device of online cleaning Download PDFInfo
- Publication number
- CN205087959U CN205087959U CN201520832834.9U CN201520832834U CN205087959U CN 205087959 U CN205087959 U CN 205087959U CN 201520832834 U CN201520832834 U CN 201520832834U CN 205087959 U CN205087959 U CN 205087959U
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- CN
- China
- Prior art keywords
- pad
- microporous membrane
- cylindrical shell
- screw rod
- backup pad
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a but little bubble generating device of online cleaning, it includes following content: it includes a barrel, is close to the blind end at the barrel and sets up first backup pad, it sets up the second backup pad to be close to the opening end at the barrel, the one side that is close to the barrel opening end in the second backup pad sets up porous sleeve, set up a screw rod at the barrel internal rotation, the one end of screw rod is passed the blind end of barrel and is connected with a drive arrangement, and the other end of screw rod rotates and supports at porous telescopic blind end, first pass movable sleeve is put to the cover on the screw rod, set up two at least microporous membrane pipes between first backup pad and second backup pad, the both ends of microporous membrane pipe respectively with first backup pad and second backup pad fastening connection, set up an intake pipe and a feed liquor pipe on the barrel, set up the hole on second backup pad and porous sleeve, set up the micropore on the microporous membrane pipe. Biography movable sleeve goes up the cover and puts a slip scraper blade, and slip scraper blade slidable cover is on the outer wall of microporous membrane pipe. The utility model discloses the bubbles volume is big, just the working costs is low to maintain the convenience, need not to shut down to maintain that can guarantee the bubbles process for a long time effectively goes on.
Description
Technical field
The utility model relate to a kind of can the micro bubble generation device of on-line cleaning, belong to water treatment field.
Background technology
In water treatment field, air flotation technology has obtained great attention both domestic and external, is widely used in various trade effluent and municipal wastewater process.Dissolved air flotation process need produces trickle in a large number and uniform microbubble as carrier, and the quality of air flotation effect depends on the size of dirty underwater bubble, quantity and dispersity to a great extent.Therefore good air flotation effect needs efficient bubble generator to provide support.Current existing bubble generator has pressure air-dissolving device, heterogeneous air dissolved pump, ejector, electrolysis bubble producer, micro-hole aerator etc.Wherein, because the devices such as needs configuration gas boosting handling equipment, filler dissolving and outgas device use jointly during pressure air-dissolving device busy, therefore its shortcoming is that system complex, operation energy consumption are high and occupation area of equipment is large; The shortcoming of heterogeneous air dissolved pump is that it produces in bubble process and there is stronger emulsification pretreatment effect, unfavorable to follow-up dissolved air flotation process, and energy consumption and cost are all higher; The shortcoming of ejector is that bubble diameter that it produces is bigger than normal and size is irregular; The shortcoming of electrolysis bubble producer is that exploitativeness is poor under the state of high energy consumption and high throughput; And the shortcoming of micro-hole aerator is that it not only easily occurs aeration dead band at work, and often there is operational failure because of hole fouling or blocking.
Summary of the invention
For the problems referred to above, the purpose of this utility model be to provide a kind of produce microbubble particle diameter little and evenly and do not need maintenance shut-downs can the micro bubble generation device of on-line cleaning.
For achieving the above object, the utility model takes following technical scheme: a kind of can the micro bubble generation device of on-line cleaning, it is characterized in that: it comprises the cylindrical shell that open at one end is closed in an one end, in the inside of described cylindrical shell, one first back up pad is set near blind end place; In the inside of described cylindrical shell, one second back up pad is set near opening end place; A through hole is offered at the center of described second back up pad; Arrange the porous sleeve closed an open at one end one end near the side of described cylindrical shell opening end in described second back up pad, opening end and the described through hole edge of described porous sleeve are fastenedly connected; Rotate in described cylindrical shell and a screw rod is set; Described screw rod passes the center of described first back up pad and is rotationally connected with described first back up pad, one end of described screw rod is passed the blind end of described cylindrical shell and is connected with a drive unit, and the other end of described screw rod is rotatably supported in the blind end of described porous sleeve; Described screw rod between described first back up pad with described second back up pad is nested with a drive socket coordinated with described screw flight; Between described first back up pad and described second back up pad, arrange at least two microporous membrane pipes, one end of described microporous membrane pipe is passed described first back up pad and is fastenedly connected with described first back up pad, and the other end and described second back up pad seal and be fastenedly connected; The sidewall of the described cylindrical shell between the blind end and described first back up pad of described cylindrical shell arranges an inlet pipe, the sidewall of the described cylindrical shell between described first back up pad and described second back up pad arranges a liquid-inlet pipe; Described second back up pad and described porous sleeve offer some uniform holes; Described microporous membrane pipe is offered some uniform micropores for generation of bubble; Described drive socket is also nested with a slip scraper plate, described slip scraper plate is enclosed within the outer wall of described microporous membrane pipe slidably.
Described slip scraper plate is fastenedly connected in described drive socket one end near described first back up pad; The diameter of described porous sleeve is greater than the diameter of described drive socket, and the length of described porous sleeve is greater than the length of described drive socket.
A hollow sealing joint is fastenedly connected, the aperture of described hollow sealing joint and the equal diameters of described microporous membrane pipe in the junction of described microporous membrane pipe and described first back up pad.
Diameter 0.1 ~ the 2mm larger than the external diameter of described microporous membrane pipe of the open holes that the confession described microporous membrane pipe that described slip scraper plate is offered passes.
The diameter of described micropore is 0.1 ~ 3 μm; The diameter in described hole is the diameter of the described microporous membrane pipe of 0.5 ~ 1.5 times.
Described slip scraper plate is offered multiple uniform hole for reducing fluid resistance.
Described drive unit adopts motor.
Described inlet pipe and described liquid-inlet pipe are all arranged vertically with the barrel of described cylindrical shell.
The utility model is owing to taking above technical scheme, and it has the following advantages: 1, the utility model owing to offering some micropores on microporous membrane pipe, and therefore gas is entering the moment of liquid by micropore, and liquid stream washes away shear flow rapidly thus forms microbubble.Simultaneously owing to offering hole in the second back up pad and porous sleeve, the fluid therefore carrying microbubble by being divided equally further during hole, forms the little and uniform microbubble in footpath.2, the utility model arranges a screw rod owing to rotating in cylindrical shell, screw rod is rotationally connected a drive socket, drive socket is nested with a slip scraper plate and is plugged with microporous membrane pipe in the pilot hole of slip scraper plate, therefore slip scraper plate moving back and forth on screw rod can be realized when bolt rotary, and then realize slip scraper plate striking off the greasy dirt that microporous membrane pipe adheres to, and under fluid scouring effect, realize the on-line cleaning to microporous membrane pipe.3, the utility model aeration rate is large, operation and maintenance convenient and working cost is low, can ensure that bubble generating process for a long time effectively carries out without the need to maintenance shut-downs.The utility model is widely used in floatation purification field of sewage, is specially adapted to use space and the higher offshore platform of reliability requirement.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model;
Fig. 2 is the structural representation of the first back up pad of the present utility model;
Fig. 3 is the structural representation of the second back up pad of the present utility model;
Fig. 4 is the structural representation of slip scraper plate of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Figure 1, the utility model comprises the cylindrical shell 1 that open at one end is closed in an one end, axis direction in the inside of cylindrical shell 1 near blind end place perpendicular to cylindrical shell 1 arranges one first back up pad 2, arranges second back up pad 3 parallel with the first back up pad 2 in the inside of cylindrical shell 1 near opening end place.As shown in Figure 2, offer a through hole 4 at the center of the first back up pad 2, offer the pilot hole 5 of at least two distributions of the circumference along the first back up pad 2 at the periphery of through hole 4.As shown in Figure 3, a through hole 6 relative with through hole 4 is offered at the center of the second back up pad 3.The porous sleeve 7 closed one open at one end one end is set near the side of opening end in the second back up pad 3, and the opening end of porous sleeve 7 and through hole 6 are fastenedly connected.The screw rod 8 that one passes through hole 4 and through hole 6 is rotationally connected in cylindrical shell 1.One end of screw rod 8 is stretched out cylindrical shell 1 and is connected with drive unit 9, and the other end of screw rod 8 is plugged in porous sleeve 7.Screw rod 8 between the first back up pad 2 and the second back up pad 3 is nested with the drive socket 10 of one and screw rod 8 thread fit, is nested with a slip scraper plate 11 at drive socket 10 near one end of the first back up pad 3.As shown in Figure 4, slip scraper plate 11 is offered at least two pilot holes 12 corresponding with pilot hole 5.In each pilot hole 5, plant one is through the microporous membrane pipe 13 of pilot hole 12, and one end and second back up pad 3 of microporous membrane pipe 13 are fastenedly connected, and the other end and pilot hole 5 are fastenedly connected.At cylindrical shell 1, one inlet pipe 14 is set near blind end place, a liquid-inlet pipe 15 is set at the middle part of cylindrical shell 1.Wherein, the second back up pad 3 and porous sleeve 7 are offered some uniform holes 16 for enabling the fluid carrying microbubble pass through.Microporous membrane pipe 13 is offered some uniform micropore (not shown)s, becomes bubble for making the gas entered from inlet pipe 14 by micropore and flow into cylindrical shell 1, improve gas-liquid mass transfer efficiency, the aeration rate in guarantor unit's time.
In above-described embodiment, inlet pipe 14 is fastenedly connected between the blind end and the first back up pad 2 of cylindrical shell 1, and liquid-inlet pipe 15 is fastenedly connected the middle part between the first back up pad 2 and the second back up pad 3, and inlet pipe 14 and liquid-inlet pipe 15 are all arranged vertically with barrel.
In above-described embodiment, the hollow sealing joint 17 of an employing 60 ° of taper threads can be fastenedly connected in the junction of microporous membrane pipe 13 and the first back up pad 2, and the equal diameters of the aperture of hollow sealing joint 17 and microporous membrane pipe 13.
In above-described embodiment, the diameter 0.1 ~ 2mm larger than the diameter of microporous membrane pipe 13 of the pilot hole 12 that slip scraper plate 11 is offered, gap is therebetween beneficial to effectively striking off of attachment greasy dirt and does not affect the slip of slip scraper plate 11.
In above-described embodiment, the diameter of micropore is 0.1 ~ 3 μm, and the Air Bubble Size produced by micropore is applicable to air-float purification sewage at about 30 μm and uses very much.
In above-described embodiment, the diameter of porous sleeve 7 is greater than the diameter of drive socket 10, the length of porous sleeve 7 is greater than the length of drive socket 10, when driving slip scraper plate 11 to move for making drive socket 10, drive socket 10 can move in porous sleeve 7 completely, and then ensures that whole microporous membrane pipe 13 can carry out striking off cleaning by slip scraper plate 11.
In above-described embodiment, be provided with sealing member in the junction, two ends of microporous membrane pipe 13.
In above-described embodiment, drive unit 9 can adopt motor.
In above-described embodiment, the diameter in hole 16 is the diameter of the microporous membrane pipe 13 of 0.5 ~ 1.5 times.
In above-described embodiment, slip scraper plate 11 is offered some uniform hole (not shown)s, for reducing the fluid resistance of slip scraper plate moving process.
In above-described embodiment, screw rod 8 is all rotationally connected by bearing 18 with cylindrical shell 1, first back up pad 2, second back up pad 3 and porous sleeve 7, is outside equipped with bearing fixing device at bearing 18.
The utility model operationally, gas flows in microporous membrane pipe 13 by inlet pipe 14, liquid enters in cylindrical shell 1 by liquid-inlet pipe 15, because intake pressure is higher than inlet hydraulic, therefore gas is by micropore that microporous membrane pipe 13 is offered in the moment entering liquid, and liquid stream washes away shear flow rapidly and forms microbubble.Then the fluid carrying microbubble is divided equally further by the hole 16 that the second back up pad 3 and porous sleeve 7 are offered, and the opening end finally by cylindrical shell 1 is delivered to follow-up flow process and uses as flotation source of the gas.When needs clean, drive unit 9 is rotated by rotating drive screw 8, and then realize drive socket 10 and drive slip scraper plate 11 to move back and forth on screw rod 8, thus realize striking off of the greasy dirt of attachment on slip scraper plate 11 pairs of microporous membrane pipes 13, and realize the on-line cleaning to microporous membrane pipe 13 under fluid scouring effect.Cleaning process can periodically be carried out, and provides long-term guarantee, and without the need to shutting down, can not affect production for producing bubble effect.
The various embodiments described above are only for illustration of the utility model; wherein the structure, mode of connection etc. of each parts all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (8)
1. can the micro bubble generation device of on-line cleaning, it is characterized in that: it comprises the cylindrical shell that open at one end is closed in an one end, in the inside of described cylindrical shell, one first back up pad is set near blind end place; In the inside of described cylindrical shell, one second back up pad is set near opening end place; A through hole is offered at the center of described second back up pad; Arrange the porous sleeve closed an open at one end one end near the side of described cylindrical shell opening end in described second back up pad, opening end and the described through hole edge of described porous sleeve are fastenedly connected; Rotate in described cylindrical shell and a screw rod is set; Described screw rod passes the center of described first back up pad and is rotationally connected with described first back up pad, one end of described screw rod is passed the blind end of described cylindrical shell and is connected with a drive unit, and the other end of described screw rod is rotatably supported in the blind end of described porous sleeve; Described screw rod between described first back up pad with described second back up pad is nested with a drive socket coordinated with described screw flight; Between described first back up pad and described second back up pad, arrange at least two microporous membrane pipes, one end of described microporous membrane pipe is passed described first back up pad and is fastenedly connected with described first back up pad, and the other end and described second back up pad seal and be fastenedly connected; The sidewall of the described cylindrical shell between the blind end and described first back up pad of described cylindrical shell arranges an inlet pipe, the sidewall of the described cylindrical shell between described first back up pad and described second back up pad arranges a liquid-inlet pipe; Described second back up pad and described porous sleeve offer some uniform holes; Described microporous membrane pipe is offered some uniform micropores for generation of bubble; Described drive socket is also nested with a slip scraper plate, described slip scraper plate is enclosed within the outer wall of described microporous membrane pipe slidably.
2. as claimed in claim 1 can the micro bubble generation device of on-line cleaning, it is characterized in that: described slip scraper plate is fastenedly connected in described drive socket one end near described first back up pad; The diameter of described porous sleeve is greater than the diameter of described drive socket, and the length of described porous sleeve is greater than the length of described drive socket.
3. as claimed in claim 1 or 2 can the micro bubble generation device of on-line cleaning, it is characterized in that: be fastenedly connected a hollow sealing joint in the junction of described microporous membrane pipe and described first back up pad, the aperture of described hollow sealing joint and the equal diameters of described microporous membrane pipe.
4. as claimed in claim 1 or 2 can the micro bubble generation device of on-line cleaning, it is characterized in that: the diameter 0.1 ~ 2mm larger than the external diameter of described microporous membrane pipe of the open holes that the confession described microporous membrane pipe that described slip scraper plate is offered passes.
5. as claimed in claim 1 or 2 can the micro bubble generation device of on-line cleaning, it is characterized in that: the diameter of described micropore is 0.1 ~ 3 μm; The diameter in described hole is the diameter of the described microporous membrane pipe of 0.5 ~ 1.5 times.
6. as claimed in claim 1 or 2 can the micro bubble generation device of on-line cleaning, it is characterized in that: on described slip scraper plate, offer multiple uniform hole for reducing fluid resistance.
7. as claimed in claim 1 or 2 can the micro bubble generation device of on-line cleaning, it is characterized in that: described drive unit adopts motor.
8. as claimed in claim 1 or 2 can the micro bubble generation device of on-line cleaning, it is characterized in that: described inlet pipe and described liquid-inlet pipe are all arranged vertically with the barrel of described cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832834.9U CN205087959U (en) | 2015-10-26 | 2015-10-26 | But little bubble generating device of online cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832834.9U CN205087959U (en) | 2015-10-26 | 2015-10-26 | But little bubble generating device of online cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205087959U true CN205087959U (en) | 2016-03-16 |
Family
ID=55478665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520832834.9U Withdrawn - After Issue CN205087959U (en) | 2015-10-26 | 2015-10-26 | But little bubble generating device of online cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205087959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105217710A (en) * | 2015-10-26 | 2016-01-06 | 中国海洋石油总公司 | A kind of can the micro bubble generation device of on-line cleaning |
-
2015
- 2015-10-26 CN CN201520832834.9U patent/CN205087959U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105217710A (en) * | 2015-10-26 | 2016-01-06 | 中国海洋石油总公司 | A kind of can the micro bubble generation device of on-line cleaning |
| CN105217710B (en) * | 2015-10-26 | 2017-10-03 | 中国海洋石油总公司 | It is a kind of can on-line cleaning micro bubble generation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160316 Effective date of abandoning: 20171003 |
|
| AV01 | Patent right actively abandoned |