CN107055827B - Novel diaphragm fixing device for microporous aerator - Google Patents
Novel diaphragm fixing device for microporous aerator Download PDFInfo
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- CN107055827B CN107055827B CN201710293817.6A CN201710293817A CN107055827B CN 107055827 B CN107055827 B CN 107055827B CN 201710293817 A CN201710293817 A CN 201710293817A CN 107055827 B CN107055827 B CN 107055827B
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- air inlet
- base member
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- ring base
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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
- C02F7/00—Aeration of stretches of water
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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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- 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)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model provides a novel diaphragm is fixed for micropore aerator device, micropore aerator is including opening the elastic aeration diaphragm that has the micropore, support the bearing of aeration diaphragm, the supporting seat includes cavity ring base member, cross support arm with cavity ring base member bottom surface connection, with cross support arm end-to-end connection's central intake pipe, the anchor ring of cavity ring base member is bellied arc anchor ring, cavity ring base member outward edge is provided with round concave draw-in groove, support aeration diaphragm outward edge is provided with the extension of round and concave draw-in groove corresponding joint, and be provided with staple bolt hooping, support aeration diaphragm inward edge is provided with inwards bordure, bordure cladding is on cavity ring base member's interior edge, the bordure outside is provided with and props the snap ring, prop the snap ring with support aeration diaphragm and prop to press in cavity ring base member inward edge.
Description
Technical Field
The invention relates to the field of disc-type aerators.
Background
At present, the micro-bubble flow generated by the commonly used disc aerator can generate radial necking under the action of water pressure, so that the area of bubble diffusion is reduced, and the bubbles are gathered into larger bubbles, thereby reducing the aeration efficiency. Therefore, people improve the diaphragm type disk aerator, the Chinese patent 'an improved diaphragm type microporous aerator' (bulletin No. CN23993838Y, bulletin day 10 and month 4 of 2010) changes an aeration diaphragm and a supporting seat into an annular arc-shaped curved surface with a through water channel in the middle part, the technical scheme greatly improves the disk aerator in the prior art, but the aeration efficiency of the annular disk surface of the disk aerator is lower, the membrane surface of the disk surface air inlet groove is easy to tear, the service life of the aeration diaphragm is greatly reduced, and the sealing structures of the aeration diaphragm and the supporting seat are simple anchor ear structures, so that the sealing life is shorter and the disk aerator needs to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the novel membrane fixing device for the microporous aerator, which has reasonable structure and even gas distribution, effectively prevents the membrane of the air inlet of the disc surface from tearing, and prolongs the service life of the membrane.
In order to achieve the purpose of the invention, the following technical scheme is improved: the utility model provides a novel membrane is fixed for microporous aerator device, microporous aerator is including opening there being microporous support aeration membrane, microporous support aeration membrane's supporting seat, the supporting seat includes cavity ring base member, cross support arm with cavity ring base member bottom surface connection, with cross support arm end-to-end connection's central intake pipe, the anchor ring of cavity ring base member is bellied arc anchor ring, its characterized in that cavity ring base member outward edge is provided with round concave draw-in groove, microporous support aeration membrane outward edge is provided with round and concave draw-in groove corresponds the extension of joint, and be provided with the staple bolt and tighten, microporous support aeration membrane inward edge is provided with inwards bordure, bordure cladding is provided with the support snap ring on the inner edge of cavity ring base member, prop the snap ring with microporous support aeration membrane and prop to press on the inner edge of cavity ring base member.
Preferably, the bracing snap ring comprises an unclosed ring body and inclined notches symmetrically inwards at two ends of the unclosed ring body, grooves are formed in the surfaces of the notches, the bracing snap ring is arranged on the hollow annular matrix, and the two ends of the unclosed ring body are inserted into the conical clamping bodies matched with the inclined notches.
Preferably, the bottom surface of the non-closed ring body is provided with a plurality of sections of supporting strips along the edge, and the supporting strips are in pressure connection with the bottom surface of the inner edge of the hollow circular ring matrix.
Preferably, the cross-shaped support arm comprises four inclined support arms, one end of each support arm is connected with the bottom surface of the circular ring matrix, at least one pair of symmetrical support arms are internally provided with air distribution channels, and the air distribution channels are communicated with radial air inlet grooves on the surface of the circular ring matrix.
Preferably, the radial air inlet grooves are formed in the boss on the surface of the circular ring base body, the radial air inlet grooves penetrate through two ends of the boss, inclined downward slopes are arranged at the two ends of the boss, the microporous support aeration membrane is an annular arc-shaped surface, thickened convex ribs matched with the radial air distribution grooves are arranged corresponding to the radial air distribution grooves, the bottom ends of the thickened convex ribs are embedded in the radial air inlet grooves, air distribution openings are formed in the radial air inlet grooves and the slope through holes at the two ends of the radial air inlet grooves, and the thickened convex ribs and the radial air inlet grooves divide the microporous support aeration membrane into a plurality of aeration areas.
Preferably, the central air inlet pipe comprises a central pipe with a sealed top end and an air distribution pipeline communicated with an air inlet hole in the side wall of the central pipe, an air inlet baffle is arranged below the air inlet hole, a central guide hole is arranged in the center of the air inlet baffle, a circle of air distribution holes are formed around the periphery of the central hole, an air distribution device is arranged below the baffle, the air distribution device comprises a cylindrical base body, a plurality of supporting feet are arranged at the edge of the upper end of the cylindrical base body, a gap between the supporting feet forms the air inlet, a conical guide pillar is arranged at the center of the upper end of the cylindrical base body, the conical guide pillar is opposite to the central guide hole during installation, the conical guide pillar is arranged in the central guide hole, the baffle is arranged on the supporting feet, the lower end of the cylindrical base body is a V-shaped pillar, a rubber thin ring is sleeved on the V-shaped pillar, an inner wall of the central air inlet pipe is provided with internal threads, the bottom end of the central air inlet pipe is connected with a rotary pipe, an external thread is arranged at the upper end of the rotary pipe, a circle of a spacing ring is arranged in the rotary pipe, a circle of convex teeth is arranged at the inner edge of the spacing ring, the edge of the V-shaped pillar is clamped between the convex teeth, and the edge of the V-shaped pillar is arranged in the air distribution cavity formed by the central air inlet pipe.
The invention has the beneficial effects that: the invention greatly improves the sealing reliability, has uniform gas distribution and long service life, and is suitable for industrialized application.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of an aeration membrane.
Fig. 3 is a top view of a hollow annular base.
FIG. 4 is a schematic view of a thickened rib and radial air inlet channel installation.
Fig. 5 is a partial schematic view of the central air inlet pipe and air distribution device of fig. 1 and the installation of the swivel pipe.
Fig. 6 is a top view of the gas distribution device.
Fig. 7 is a bottom view of the air distribution device.
Fig. 8 is a top view of the stay ring.
Description of the embodiments
Example 1: the utility model provides a novel membrane is fixed for micropore aerator device, the micropore aerator is including opening has micropore support aeration membrane 1, micropore support aeration membrane 1's supporting seat 2, supporting seat 2 includes cavity ring base member 2.1, cross support arm 2.2 be connected with cavity ring base member 2.1 bottom surface, with cross support arm 2.2 end-to-end connection's central intake pipe 2.3, cavity ring base member 2.1's anchor ring is bellied arc anchor ring, cavity ring base member 2.1 is provided with round concave draw-in groove along the limit outward, micropore support aeration membrane 1 is provided with round and concave draw-in groove corresponds the extension of joint outward along the limit, and be provided with staple bolt 5 and tighten, micropore support aeration membrane 1 is provided with inwards bordure, bordure cladding is on cavity ring base member 2.1's interior edge, the outside of borduring is provided with and props snap ring 6, prop snap ring 6 prop up micropore support aeration membrane 1 and press in cavity ring base member 2.1 along the edge. The supporting snap ring 6 comprises a non-closed ring body 6.1, inclined notches 6.2 which are symmetrically inwards arranged at the two ends of the non-closed ring body 6.1, grooves are formed in the surfaces of the notches 6.2, the supporting snap ring 6 is arranged on the hollow annular base body 2.1, and conical clamping bodies 6.4 which are matched with the inclined notches 6.2 are inserted at the two ends of the non-closed ring body 6.1. The conical clamping body 6.4 is provided with a convex strip which is clamped with the groove, the bottom surface of the non-closed ring body 6.1 is provided with a plurality of sections of supporting strips 6.5 along the edge, and the supporting strips 6.3 are in pressure connection with the bottom surface of the inner edge of the hollow circular ring base body 2.1. The cross-shaped supporting arm 2.2 comprises four inclined supporting arms 2.2.1, one end of each supporting arm 2.2.1 is connected with the bottom surface of the circular ring base body 2.1, at least one pair of symmetrical supporting arms 2.2.1 are internally provided with air distribution channels 2.2.2, and the air distribution channels 2.2.2 are communicated with radial air inlet grooves 2.4 on the surface of the circular ring base body 2.1. The radial air inlet groove 2.4 is formed in a boss 2.1.1 on the surface of the circular ring base body 2.1, the radial air inlet groove 2.4 penetrates through two ends of the boss 2.1.1, inclined downward slopes 2.1.2 are arranged at the two ends, the microporous support aeration membrane 1 is an annular arc surface, thickened ribs 1.1 matched with the radial air distribution groove 2.4 are arranged corresponding to the radial air distribution groove 2.4, the bottom ends of the thickened ribs 1.1 are embedded in the radial air inlet groove 2.4, air distribution openings 2.5 are formed by the through openings of the thickened ribs 1.1 and the inclined surfaces 2.1.2 at two ends of the radial air inlet groove 2.4, and the microporous support aeration membrane 1 is divided into a plurality of aeration areas by the thickened ribs 1.1 and the radial air inlet groove 2.4. The central air inlet pipe 2.3 comprises a central pipe 2.3.1 with a sealed top end, an air distribution pipe 2.2.2 communicated with an air inlet hole 2.3.2 on the side wall of the central pipe 2.3.1, an air inlet baffle plate 2.3.3 is arranged below the air inlet hole 2.3.2, a central guide hole 2.3.4 is arranged at the center of the air inlet baffle plate 2.3.3, a circle of air distribution holes 2.3.5 are formed around the central guide hole 2.3.4, an air distribution device 3 is arranged below the baffle plate 2.3.3, the air distribution device 3 comprises a cylindrical base body 3.1, a plurality of supporting feet 3.2 are arranged at the edge of the upper end of the cylindrical base body 3.1, an air inlet is formed by gaps among the supporting feet 3.2, a conical guide pillar 3.3 is arranged at the center of the upper end of the cylindrical base body 3.1, the conical guide pillar 3.3 is opposite to the central guide hole 2.3.4, during installation, the conical guide pillar 3.3 is arranged in the central guide hole 2.3.4, the partition plate 2.3.3 is arranged on the supporting leg 3.2, the lower end of the cylindrical base body 3.1 is provided with the herringbone support pillar 3.4, the herringbone support pillar 3.4 is sleeved with the rubber thin ring 3.5, the inner wall of the central air inlet pipe 2.3 is provided with the inner screw thread, the bottom end of the central air inlet pipe 2.3 is screwed with the screwing pipe 4, the upper end of the screwing pipe 4 is provided with the outer screw thread, the screwing pipe 4 is internally provided with a circle of spacing ring 4.1, the inner edge of the spacing ring 4.1 is provided with a circle of convex teeth 4.2, the edge of the herringbone support pillar 3.4 is clamped between the convex teeth 4.2, and the air distribution device 4 is arranged in the air distribution cavity formed by the central air inlet pipe 2.3 and the screwing pipe 4.
Claims (6)
1. The utility model provides a novel membrane is fixed for microporous aerator device, microporous aerator is including opening there being microporous support aeration membrane, microporous support aeration membrane's supporting seat, the supporting seat includes cavity ring base member, cross support arm with cavity ring base member bottom surface connection, with cross support arm end-to-end connection's central intake pipe, the anchor ring of cavity ring base member is bellied arc anchor ring, its characterized in that cavity ring base member outward edge is provided with round concave draw-in groove, microporous support aeration membrane outward edge is provided with round and concave draw-in groove corresponds the extension of joint, and be provided with the staple bolt and tighten, microporous support aeration membrane inward edge is provided with inwards bordure, bordure cladding is provided with the support snap ring on the inner edge of cavity ring base member, prop the snap ring with microporous support aeration membrane and prop to press on the inner edge of cavity ring base member.
2. The membrane fixing device for the novel microporous aerator as claimed in claim 1, wherein the supporting snap ring comprises an unclosed ring body, two ends of the unclosed ring body are symmetrically inwards inclined cuts, grooves are formed in the surfaces of the cuts, the supporting snap ring is arranged in the hollow annular matrix, and two ends of the unclosed ring body are inserted into conical clamping bodies matched with the inclined cuts.
3. The membrane fixing device for the novel microporous aerator according to claim 2, wherein a plurality of sections of supporting strips are arranged on the bottom surface of the non-closed ring body along the edge, and the supporting strips are in pressure connection with the inner edge bottom surface of the hollow circular ring matrix.
4. The membrane fixing device for the novel microporous aerator according to claim 1, wherein the cross-shaped supporting arms comprise four inclined supporting arms, one ends of the supporting arms are connected with the bottom surface of the circular ring base body, at least one pair of symmetrical supporting arms are internally provided with air distribution channels, and the air distribution channels are communicated with radial air inlet grooves on the surface of the circular ring base body.
5. The membrane fixing device for the novel microporous aerator as claimed in claim 4, wherein the radial air inlet grooves are formed in bosses on the surface of the circular ring base body, the radial air inlet grooves penetrate through two ends of the bosses and are provided with inclined downward slopes at the two ends, the microporous support aeration membrane is an annular arc surface, the corresponding radial air distribution grooves are provided with thickened ribs matched with the radial air distribution grooves, the bottom ends of the thickened ribs are embedded in the radial air inlet grooves, air distribution openings are formed by the thickened ribs and the slope penetrating openings at the two ends of the radial air inlet grooves, and the microporous support aeration membrane is divided into a plurality of aeration areas by the radial air inlet grooves.
6. The membrane fixing device for the novel microporous aerator as claimed in claim 1, wherein the central air inlet pipe comprises a central pipe with a sealed top end and an air distribution pipeline communicated with an air inlet hole in the side wall of the central pipe, an air inlet partition plate is arranged below the air inlet hole, a central guide hole is arranged in the center of the air inlet partition plate, a circle of air distribution holes are formed around the periphery of the central hole, an air distribution device is arranged below the partition plate and comprises a cylindrical substrate, a plurality of support legs are arranged at the upper end edge of the cylindrical substrate, an air inlet is formed by gaps between the support legs, a conical guide pillar is arranged at the center of the upper end of the cylindrical substrate and is opposite to the central guide hole, the conical guide pillar is arranged in the central guide hole during installation, the partition plate is arranged on the support legs, a human-shaped support pillar is arranged at the lower end of the cylindrical substrate, a rubber thin ring is sleeved on the human-shaped support pillar, an inner thread is formed in the inner wall of the central air inlet pipe, a circle of the rotary connection pipe is rotatably connected to the bottom end of the central air inlet pipe, a circle of convex teeth are arranged in the rotary connection pipe, the inner edge of the partition ring is arranged between the convex teeth, the edges of the human-shaped support pillar are clamped between the convex teeth, and the air distribution device is arranged in the air inlet pipe and the cloth cavity formed by the rotary connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710293817.6A CN107055827B (en) | 2017-04-28 | 2017-04-28 | Novel diaphragm fixing device for microporous aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710293817.6A CN107055827B (en) | 2017-04-28 | 2017-04-28 | Novel diaphragm fixing device for microporous aerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107055827A CN107055827A (en) | 2017-08-18 |
| CN107055827B true CN107055827B (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710293817.6A Active CN107055827B (en) | 2017-04-28 | 2017-04-28 | Novel diaphragm fixing device for microporous aerator |
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| CN (1) | CN107055827B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0704237A2 (en) * | 1994-09-29 | 1996-04-03 | Karl-Heinz SCHÜSSLER | Device for introducing gas |
| CN2525082Y (en) * | 2001-08-19 | 2002-12-11 | 宜兴市红旗环保设备有限公司 | Expanding micro hole diaphragm aerator |
| CN207091119U (en) * | 2017-04-28 | 2018-03-13 | 宜兴泉溪环保设备有限公司 | A kind of novel microporous aerator diaphragm fixing device |
-
2017
- 2017-04-28 CN CN201710293817.6A patent/CN107055827B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0704237A2 (en) * | 1994-09-29 | 1996-04-03 | Karl-Heinz SCHÜSSLER | Device for introducing gas |
| CN2525082Y (en) * | 2001-08-19 | 2002-12-11 | 宜兴市红旗环保设备有限公司 | Expanding micro hole diaphragm aerator |
| CN207091119U (en) * | 2017-04-28 | 2018-03-13 | 宜兴泉溪环保设备有限公司 | A kind of novel microporous aerator diaphragm fixing device |
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| Publication number | Publication date |
|---|---|
| CN107055827A (en) | 2017-08-18 |
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