CN211847372U - Composite fastening device applied to corundum microporous aerator - Google Patents
Composite fastening device applied to corundum microporous aerator Download PDFInfo
- Publication number
- CN211847372U CN211847372U CN202020102827.4U CN202020102827U CN211847372U CN 211847372 U CN211847372 U CN 211847372U CN 202020102827 U CN202020102827 U CN 202020102827U CN 211847372 U CN211847372 U CN 211847372U
- Authority
- CN
- China
- Prior art keywords
- corundum
- hole
- aeration disc
- aeration
- bayonet
- Prior art date
- 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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- 239000010431 corundum Substances 0.000 title claims abstract description 55
- 229910052593 corundum Inorganic materials 0.000 title claims abstract description 55
- 238000005276 aerator Methods 0.000 title claims abstract description 26
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 238000005273 aeration Methods 0.000 claims abstract description 57
- 238000009423 ventilation Methods 0.000 claims abstract description 11
- 239000004677 Nylon Substances 0.000 claims abstract description 6
- 229920001778 nylon Polymers 0.000 claims abstract description 6
- 238000005245 sintering Methods 0.000 claims abstract description 6
- 239000000919 ceramic Substances 0.000 claims abstract description 5
- 239000004568 cement Substances 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000003679 aging effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses a composite fastening device applied to a corundum microporous aerator, which comprises an aeration disc and an aeration screw rod vertically inserted into the aeration disc; the upper end and the lower end of the aeration disc are respectively provided with an upper end through hole and a lower end through hole; the aeration disc comprises an upper aeration disc and a lower aeration disc which are reversely buckled, and the upper aeration disc and the lower aeration disc are disc-shaped or bowl-shaped; the fixed screw is a hollow nylon tube, the upper end of the fixed screw is closed, the lower end of the fixed screw is communicated with the air inlet, a check valve is arranged at the communication position, a group of air outlets are arranged in the middle of the fixed screw, the through hole at the upper end of the aeration disc is square, and the through hole at the lower end of the aeration disc is circular; a corundum bayonet is bonded in the through hole at the upper end through ceramic cement and is fixed by high-temperature sintering of a kiln, and an internal thread is arranged in the through hole at the lower end; the upper end of the ventilation screw rod extends out of the corundum bayonet and is fastened through a fastening nut. The utility model discloses a be applied to compound device of fastening of corundum micropore aerator has sealed effectual, difficult not hard up, long service life's advantage.
Description
Technical Field
The utility model relates to a sewage treatment equipment accessory, in particular to a composite fastening device applied to a corundum microporous aerator.
Background
The aerator is a key device of water treatment equipment, and the performance of the equipment directly influences the whole water quality treatment condition. Common corundum microporous aerators in the market, such as bell jar type and vault type corundum microporous aerators and global type omnibearing corundum aerators, have good oxygenation performance, but have problems in the use process of sewage treatment plants.
The sealing surface of the bell-jar type and arch-top type corundum microporous aerators is too large, and the air leakage condition and large air bubbles are easily generated after the bell-jar type and arch-top type corundum microporous aerators are used for 2 to 3 years; the reason is that the gaps generated by different materials of corundum, rubber and plastic and different shrinkage expansion and aging properties are the root of air leakage.
The full-spherical omnibearing corundum aerator is easy to loosen and rotate under the push of water flow during operation and use due to the fact that the assembly holes are the upper round hole and the lower round hole, and can be operated for a long time, a small amount of aeration heads fall off, and the used ceramic nut joint is easy to crack and fall off due to high brittleness
Disclosure of Invention
The purpose of the invention is as follows: aiming at the defects of the prior art, the utility model discloses a compound tightening device which has good sealing effect, is not easy to loosen and has long service life and is applied to a corundum microporous aerator.
The technical scheme is as follows: the utility model discloses a composite fastening device applied to a corundum microporous aerator, which comprises an aeration disc and an aeration screw rod vertically inserted into the aeration disc; the upper end and the lower end of the aeration disc are respectively provided with an upper end through hole and a lower end through hole; the aeration disc comprises an upper aeration disc and a lower aeration disc which are reversely buckled, and the upper aeration disc and the lower aeration disc are disc-shaped or bowl-shaped; the fixed screw is a hollow nylon tube, the upper end of the fixed screw is closed, the lower end of the fixed screw is communicated with the air inlet, a check valve is arranged at the communication position, a group of air outlets are arranged in the middle of the fixed screw, the through hole at the upper end of the aeration disc is square, and the through hole at the lower end of the aeration disc is circular; a corundum bayonet is bonded in the through hole at the upper end through ceramic cement and is fixed by high-temperature sintering of a kiln, and an internal thread is arranged in the through hole at the lower end; the upper end of the ventilation screw rod extends out of the corundum bayonet and is fastened through a fastening nut.
The corundum bayonet is a corundum bayonet with an outer square and an inner circle, the circular inner wall is provided with internal threads, and the square outer wall is matched with the upper end through hole.
The inner diameter of the circular inner wall of the corundum bayonet, the inner diameter of the through hole at the lower end and the outer diameter of the ventilation screw rod are consistent.
Wherein, the height of the upper end of the ventilating screw rod extending out of the corundum bayonet is lower than the thickness of the inner wall of the fastening nut
Wherein, the upper end of the ventilating screw rod and the connection part of the corundum bayonet are provided with external threads which are matched with the internal threads of the circular inner wall of the corundum bayonet; and the joint of the lower end of the ventilation screw and the lower end through hole is provided with an external thread which is matched with the internal thread of the lower end through hole.
The utility model discloses a be applied to compound device of fastening of corundum micropore aerator is glued through the pottery by two upper and lower aeration dishes and is closed bonding, form through kiln high temperature sintering again, it sets up square equipment hole to go up arc aeration dish, the downthehole interior silk mouth corundum bayonet socket that agrees with mutually that is equipped with, arc aeration dish sets up circular interior silk equipment hole down, the centre is connected by the nylon plastic tubing ventilation screw rod that agrees with mutually, the upper end is set up through the nut, the emergence of not hard up phenomenon appears easily in long-time operation can not appear, increase equipment life.
Has the advantages that: the utility model discloses a be applied to compound device of fastening of corundum micropore aerator has sealed effectual, difficult not hard up, long service life's advantage.
Drawings
FIG. 1 is a schematic structural diagram of a composite fastening device applied to a corundum microporous aerator;
FIG. 2 is a bottom view of the aeration disk;
FIG. 3 is a top view of an aeration basin;
FIG. 4 is a structural view of a corundum bayonet.
Detailed Description
The invention is further explained below with reference to the drawings.
The utility model discloses a composite fastening device applied to a corundum microporous aerator, which comprises an aeration disc 1 and an aeration screw rod 2 vertically inserted into the aeration disc 1; the upper end and the lower end of the aeration disc 1 are respectively provided with an upper end through hole 3 and a lower end through hole 4; the aeration disc 1 comprises an upper aeration disc and a lower aeration disc which are reversely buckled, and the upper aeration disc and the lower aeration disc are disc-shaped or bowl-shaped; the fixed screw 2 is a hollow nylon tube, the upper end of the fixed screw is closed, the lower end of the fixed screw is communicated with the air inlet, a check valve is arranged at the communication position, a group of air outlets 5 are arranged in the middle of the fixed screw, a through hole 3 in the upper end of the aeration disc 1 is square, and a through hole 4 in the lower end of the aeration disc 1 is circular; a corundum bayonet 6 is bonded in the upper end through hole 3 through ceramic cement and is fixed by high-temperature sintering in a kiln, and an internal thread is arranged in the lower end through hole 4; the upper end of the ventilating screw rod 2 extends out of the corundum bayonet 6 and is fastened through a fastening nut 7.
The corundum bayonet 6 is a corundum bayonet with an outer square and an inner circle, the circular inner wall is provided with internal threads, and the square outer wall is matched with the upper end through hole 3.
The inner diameter of the circular inner wall of the corundum bayonet 6, the inner diameter of the lower end through hole 4 and the outer diameter of the ventilation screw rod 2 are consistent.
Wherein, the height of the upper end of the ventilating screw rod 2 extending out of the corundum bayonet 6 is lower than the thickness of the inner wall of the fastening nut 7
Wherein, the joint of the upper end of the ventilating screw rod 2 and the corundum bayonet 6 is provided with external threads which are matched with the internal threads of the circular inner wall of the corundum bayonet 6; and the joint of the lower end of the ventilation screw rod 2 and the lower end through hole 4 is provided with an external thread which is matched with the internal thread of the lower end through hole 4.
The utility model discloses a be applied to compound device of fastening of corundum micropore aerator is glued through the pottery by two upper and lower aeration dishes and is closed bonding, form through kiln high temperature sintering again, it sets up square equipment hole to go up arc aeration dish, the downthehole interior silk mouth corundum bayonet socket that agrees with mutually that is equipped with, arc aeration dish sets up circular interior silk equipment hole down, the centre is connected by the nylon plastic tubing ventilation screw rod that agrees with mutually, the upper end is set up through the nut, the emergence of not hard up phenomenon appears easily in long-time operation can not appear, increase equipment life.
The utility model discloses a be applied to compound device of fastening of corundum micropore aerator has sealed effectual, difficult not hard up, long service life's advantage.
The present invention provides a method and a device for fastening a corundum microporous aerator, and a method and a way for implementing the method and the device are many, and the above description is only a preferred embodiment of the present invention, and it should be noted that, for a person skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should be regarded as the protection scope of the present invention, and all components not specified in the embodiments can be implemented by the prior art.
Claims (5)
1. A composite fastening device applied to a corundum microporous aerator comprises an aeration disc (1) and an aeration screw (2) vertically inserted into the aeration disc (1); the upper end and the lower end of the aeration disc (1) are respectively provided with an upper end through hole (3) and a lower end through hole (4); the aeration disc (1) comprises an upper aeration disc and a lower aeration disc which are reversely buckled, and the upper aeration disc and the lower aeration disc are disc-shaped or bowl-shaped; the aeration screw rod (2) is a hollow nylon pipe, the upper end of the aeration screw rod is closed, the lower end of the aeration screw rod is communicated with the air inlet, a check valve is arranged at the communication position, and a group of air outlets (5) are arranged in the middle of the aeration screw rod and are characterized in that a through hole (3) in the upper end of the aeration disc (1) is square, and a through hole (4) in the lower end of the aeration disc (1) is; a corundum bayonet (6) is bonded in the upper end through hole (3) through ceramic cement and is fixed by high-temperature sintering in a kiln, and an internal thread is arranged in the lower end through hole (4); the upper end of the ventilation screw rod (2) extends out of the corundum bayonet (6) and is fastened through a fastening nut (7).
2. The composite fastening device applied to the corundum microporous aerator as claimed in claim 1, wherein the corundum bayonet (6) is a corundum bayonet with an outer square and an inner circle, the circular inner wall is provided with internal threads, and the square outer wall is matched with the through hole (3) at the upper end.
3. The composite fastening device applied to the corundum microporous aerator as claimed in claim 1, wherein the inner diameter of the circular inner wall of the corundum bayonet (6), the inner diameter of the lower end through hole (4) and the outer diameter of the ventilation screw rod (2) are consistent.
4. The composite fastening device applied to the corundum microporous aerator as claimed in claim 1, wherein the height of the upper end of the air-vent screw rod (2) extending out of the corundum bayonet (6) is lower than the thickness of the inner wall of the fastening screw cap (7).
5. The composite fastening device applied to the corundum microporous aerator as defined in claim 1, 2 or 3, wherein the joint of the upper end of the ventilating screw (2) and the corundum bayonet (6) is provided with external threads which are matched with the internal threads of the circular inner wall of the corundum bayonet (6); the joint of the lower end of the ventilation screw rod (2) and the lower end through hole (4) is provided with an external thread which is matched with the internal thread of the lower end through hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020102827.4U CN211847372U (en) | 2020-01-16 | 2020-01-16 | Composite fastening device applied to corundum microporous aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020102827.4U CN211847372U (en) | 2020-01-16 | 2020-01-16 | Composite fastening device applied to corundum microporous aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211847372U true CN211847372U (en) | 2020-11-03 |
Family
ID=73233068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020102827.4U Active CN211847372U (en) | 2020-01-16 | 2020-01-16 | Composite fastening device applied to corundum microporous aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211847372U (en) |
-
2020
- 2020-01-16 CN CN202020102827.4U patent/CN211847372U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210927 Address after: 214200 room 304, No. 609, Zhangjia Village (Dongfeng hospital), Dingshu Town, Yixing City, Wuxi City, Jiangsu Province Patentee after: Wu Zhengliang Patentee after: Anhui Liushun venture special environmental protection Co., Ltd Address before: 214200 room 304, No. 609, Zhangjia Village (Dongfeng hospital), Dingshu Town, Yixing City, Wuxi City, Jiangsu Province Patentee before: Wu Zhengliang |
|
| TR01 | Transfer of patent right |