CN203530033U - Plug flow type efficient energy-saving stirring aerating device - Google Patents
Plug flow type efficient energy-saving stirring aerating device Download PDFInfo
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- CN203530033U CN203530033U CN201320549592.3U CN201320549592U CN203530033U CN 203530033 U CN203530033 U CN 203530033U CN 201320549592 U CN201320549592 U CN 201320549592U CN 203530033 U CN203530033 U CN 203530033U
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- urceolus
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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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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model particularly relates to a plug flow type efficient energy-saving stirring aerating device which comprises an aerating mechanism, a bracket and a floating cylinder, wherein a motor is arranged on the top of the aerating mechanism, a connecting frame is connected to a base at the lower end of the motor, the connecting frame is internally provided with a communicating vessel, and an outer cylinder is arranged at the lower end of the connecting frame. The outer frame is internally divided into three layers along the wall of the outer cylinder. The two inner layers are ventilating ducts, and the middle layer is a bearing chamber. The bearing chamber is internally provided with a transmission shaft which is connected with a motor through the communicating vessel. An air inlet is formed in the outer wall of the outer cylinder. An impeller sleeve is connected to the bottom end of the outer cylinder, an air outlet is formed in the bottom face of the impeller sleeve, an impeller is arranged on the outer wall of the impeller sleeve, a connecting block is arranged on the connecting frame of the aerating mechanism, the connecting block is arranged at the front end of the bracket, a fan is arranged at the rear end of the bracket, and the fan is communicated with the air inlet through an air hose.
Description
Technical field
The utility model belongs to a kind of aerating apparatus that waste water is processed, and particularly a kind ofly stirs the pulling flow type high-efficiency energy-saving mixing aeration device that self-priming and blast aeration combine.
Background technology
Energy-saving and emission-reduction are one of fundamental state policies of China's Economic development; along with deeply carrying out of this fundamental state policy; trade effluent, the municipal effluent of China have obtained improvement; recycling economy further develops, and is accompanied by the reinforcement of water environment protection dynamics, for the aerating apparatus of the biochemical aerobic unit of wastewater treatment; make rapid progress; flourish, current in wastewater treatment, the main aerating apparatus generally adopting has following several:
1. the high-power surface aeration machine of falling umbrella shape: under the powerful prograding of inverted umbrella shaped impeller, water is water curtain shape and throws away from impeller edge, forms water curtain, wrap up in into large quantity of air, because sewage circulates up and down, constantly update liquid level, sewage big area contacts with air, and vane rotary drives water body flow, forms negative pressuren zone, air amount, airborne oxygen dissolves in rapidly in sewage, completes the oxygenation to sewage, and its shortcoming is, power consumption is large, controls and owes flexible.
2. suspension type aerating apparatus: its feature is, above defeated (joining) feed channel is suspended in, suspension chain is connected with aerator, aerator with at the bottom of pond, without any, contact, dependence suspension chain suspends in water, and can move freely, and this technology is very low to the structural requirement of aeration tank, be conducive to reduce the construction investment of sewage disposal, when aerator damages, do not cutting off the water, do not stopping the supple of gas or steam in situation, take advantage of canoe to be pulled out the water surface, maintenance and replacing, its shortcoming is that diaphragm aeration equipment easily stops up, generation aeration aerating is not enough, and biochemical clearance declines.
3. efflux aerator: this device is to utilize fluidics principle, the air that gas blower is sent here mixes in ejector with sewage, oxygenation is in sewage, for sewage is flowed in biochemical Aerobic Pond, exchange interface, need be aided with effluent cycle system, and its shortcoming is, power consumption is larger, ejector easy-maintaining not in water.
In addition, current China also has some similar pulling flow type high-efficiency energy-saving mixing aeration devices on the market, and (patent No. is: 201120277801.4), this device is a kind of pulling flow type high-efficiency energy-saving mixing aeration device that self-priming and blast aeration combine that stirs, its shortcoming is, impeller end bearing seal effect is not very good, sealing is by 2 rotary shaft lip seals and 3 O type rubber seal rings for seals, long-play, rotary shaft lip seal easily weares and teares, cause sealing effectiveness poor, bearing easily damages, and after bearing damage, moves, and transmission shaft can wear and tear.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art and provides a kind of without the pulling flow type high-efficiency energy-saving mixing aeration device that stops up, is convenient to adjusting, oxygen-transfer efficiency is high, power is little, easy for installation, maintenance is easy, bearing seal protects, usage range is wide.
The utility model is achieved in that a kind of pulling flow type high-efficiency energy-saving mixing aeration device, comprise aeration mechanism, support and floating drum, it is characterized in that: described aeration mechanism is columnar structure, the top of aeration mechanism is provided with a motor, the base of motor lower end is connected with link span, link span inside is provided with Communicating device, the lower end of link span is provided with urceolus, in urceolus, along urceolus barrel direction, be divided into three layers, outer two layers is ventilation duct, middle layer is bearing chamber, in bearing chamber, be provided with transmission shaft, transmission shaft is connected with motor by Communicating device, on the outer wall of described urceolus, be provided with a blast inlet, the bottom of urceolus is connected with impeller sleeve, the bottom surface of described impeller sleeve is provided with air outlet, on the outer wall of impeller sleeve, be provided with impeller, on the link span of described aeration mechanism, be provided with contiguous block, contiguous block is arranged on the front end of support, the rear end of support is provided with a blower fan, blower fan is communicated with blast inlet by airduct.
Described transmission shaft bottom is installed with transparent cover, between transparent cover and transmission shaft, is provided with fixed ring, on transmission shaft, on the position adjacent with fixed ring, is provided with rotating ring, and transparent cover is connected on urceolus, is provided with O type circle and taper pin between transparent cover and urceolus.
Described contiguous block is two identical sheet metal structure, and contiguous block is connected with link span by setting nut.
The quantity of described floating drum is two.
Described blast inlet place is provided with sealing-ring.
Described support is fixed on floating drum top by two back up pads.
The utlity model has and be convenient to safeguard, maintenance cost is low, long service life, easy for installation, flexibly, bearing seal protection is better, aeration efficiency is high, the advantage that running cost is low, utilize universal mount, can fixedly mount, also can floatingly install, setting angle can be adjusted arbitrarily, be generally 30-75 °, best angle 45-60 °, can make it possess powerful plug-flow effect, through depth of water 4-4.5 rice, the microbubble less (10-50 microns) producing according to hydraulic principle, thereby coefficient of oxygen utilization is high, therefore the utility model is applicable to oxidation ditch, common aeration, oxidation pond, the oxygen supply flow pulling equipment of the water processing establishments such as river course, there is wide use range.
Like product performance and the utility model are compared as follows table (under same water quality, the water yield; Take 20000m3/d as example):
accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The structural representation of Tu2Wei aeration mechanism.
Fig. 3 is schematic top plan view of the present utility model.
Fig. 4 is transmission shaft end mechanical seal structure schematic diagram.
Fig. 5 is the structural representation of rotating ring.
Fig. 6 is the structural representation of fixed ring.
Embodiment
Embodiment 1: as shown in Figure 1, a kind of pulling flow type high-efficiency energy-saving mixing aeration device, comprise aeration mechanism, support 12 and floating drum 13, aeration mechanism is columnar structure, the top of aeration mechanism is provided with a motor 1, the base of motor 1 lower end is connected with link span 9, link span 9 inside are provided with Communicating device 2, the lower end of link span 9 is provided with urceolus 7, urceolus 7 is interior is divided into three layers along urceolus 7 barrel directions, outer two layers is ventilation duct 15, middle layer is bearing chamber 3, in bearing chamber 3, be provided with transmission shaft 8, transmission shaft 8 is connected with motor 1 by Communicating device 9, on the outer wall of described urceolus 7, be provided with a blast inlet 4, the bottom of urceolus 7 is connected with impeller sleeve 16, the bottom surface of described impeller sleeve 16 is provided with air outlet 14, on the outer wall of impeller sleeve 16, be provided with impeller 6, on the link span 9 of described aeration mechanism, be provided with contiguous block 17, contiguous block 17 is arranged on the front end of support 12, the rear end of support 12 is provided with a blower fan 11, blower fan 11 is communicated with blast inlet 4 by airduct 10, described transmission shaft 8 bottoms are installed with transparent cover 5, between transparent cover 5 and transmission shaft 8, be provided with fixed ring 23, on transmission shaft 8, on the position adjacent with fixed ring 23, be provided with rotating ring 22, transparent cover 5 is connected on urceolus 7, between transparent cover 5 and urceolus 7, be provided with O type circle 21 and taper pin 20, contiguous block 17 is two identical sheet metal structure, contiguous block 17 is connected with link span 9 by setting nut 19, the quantity of floating drum 13 is two, blast inlet 4 places are provided with sealing-ring, support 12 is fixed on floating drum 13 tops by two back up pads 18, this device is placed in the water surface, setting nut 19Jiang aeration mechanism is adjusted to suitable angle, aeration mechanism bottom is immersed in the water, open this device, blower fan 11 work, blower fan 11 is delivered to blast inlet 4 by powerful wind by airduct 10, then squeeze in the ventilation duct 15 between urceolus 7 and bearing chamber 3, wind is sent by air outlet 14 through ventilation duct 15, motor 1 drives transmission shaft 8 and impeller sleeve 16 high speed rotating by Communicating device 2, produce powerful axial force and radial force, axial force promotes on the one hand current direction depths and extends, form and flow, make on the one hand transmission shaft 8 lower ends produce negative pressure, suck large quantity of air, radial force produces strong revolving force on the one hand, stir, the air of on the one hand blower fan 11 being sent here cuts into microbubble, improved the surface-area of unit volume air, sealing-ring does not go out blast inlet 4 can to leak gas because wind-force is excessive, sealed strip 5 prevents that waste water from entering bearing chamber 3, damage transmission shaft 8.
Claims (6)
1. a pulling flow type high-efficiency energy-saving mixing aeration device, comprise aeration mechanism, support and floating drum, it is characterized in that: described aeration mechanism is columnar structure, the top of aeration mechanism is provided with a motor, the base of motor lower end is connected with link span, link span inside is provided with Communicating device, the lower end of link span is provided with urceolus, in urceolus, along urceolus barrel direction, be divided into three layers, outer two layers is ventilation duct, middle layer is bearing chamber, in bearing chamber, be provided with transmission shaft, transmission shaft is connected with motor by Communicating device, on the outer wall of described urceolus, be provided with a blast inlet, the bottom of urceolus is connected with impeller sleeve, the bottom surface of described impeller sleeve is provided with air outlet, on the outer wall of impeller sleeve, be provided with impeller, on the link span of described aeration mechanism, be provided with contiguous block, contiguous block is arranged on the front end of support, the rear end of support is provided with a blower fan, blower fan is communicated with blast inlet by airduct.
2. according to the pulling flow type high-efficiency energy-saving mixing aeration device described in claim 1, it is characterized in that: described transmission shaft bottom is installed with transparent cover, between transparent cover and transmission shaft, be provided with fixed ring, on transmission shaft, on the position adjacent with fixed ring, be provided with rotating ring, transparent cover is connected on urceolus, is provided with O type circle and taper pin between transparent cover and urceolus.
3. according to the pulling flow type high-efficiency energy-saving mixing aeration device described in claim 1, it is characterized in that: described contiguous block is two identical sheet metal structure, and contiguous block is connected with link span by setting nut.
4. according to the pulling flow type high-efficiency energy-saving mixing aeration device described in claim 1, it is characterized in that: the quantity of described floating drum is two.
5. according to the pulling flow type high-efficiency energy-saving mixing aeration device described in claim 1, it is characterized in that: described blast inlet place is provided with sealing-ring.
6. according to the pulling flow type high-efficiency energy-saving mixing aeration device described in claim 1, it is characterized in that: described support is fixed on floating drum top by two back up pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320549592.3U CN203530033U (en) | 2013-09-05 | 2013-09-05 | Plug flow type efficient energy-saving stirring aerating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320549592.3U CN203530033U (en) | 2013-09-05 | 2013-09-05 | Plug flow type efficient energy-saving stirring aerating device |
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| Publication Number | Publication Date |
|---|---|
| CN203530033U true CN203530033U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320549592.3U Expired - Fee Related CN203530033U (en) | 2013-09-05 | 2013-09-05 | Plug flow type efficient energy-saving stirring aerating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104445590A (en) * | 2014-12-08 | 2015-03-25 | 安徽国祯环保节能科技股份有限公司 | Float bowl type assembling mounting rack of aerated stirring equipment |
| CN104556355A (en) * | 2014-12-30 | 2015-04-29 | 新乡市蓝海环境工程有限公司 | Efficient auger oxygen dissolving meter |
| CN116789285A (en) * | 2023-08-22 | 2023-09-22 | 山东省科学院生态研究所(山东省科学院中日友好生物技术研究中心) | Inclined stirring oxygenation device and oxygenation method for sewage treatment |
-
2013
- 2013-09-05 CN CN201320549592.3U patent/CN203530033U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104445590A (en) * | 2014-12-08 | 2015-03-25 | 安徽国祯环保节能科技股份有限公司 | Float bowl type assembling mounting rack of aerated stirring equipment |
| CN104445590B (en) * | 2014-12-08 | 2016-04-20 | 安徽国祯环保节能科技股份有限公司 | The Float cylinder type of aerated mixing plant installs combined bay |
| CN104556355A (en) * | 2014-12-30 | 2015-04-29 | 新乡市蓝海环境工程有限公司 | Efficient auger oxygen dissolving meter |
| CN104556355B (en) * | 2014-12-30 | 2016-06-15 | 新乡市蓝海环境工程有限公司 | Flood dragon highly effective oxygen dissolving instrument |
| CN116789285A (en) * | 2023-08-22 | 2023-09-22 | 山东省科学院生态研究所(山东省科学院中日友好生物技术研究中心) | Inclined stirring oxygenation device and oxygenation method for sewage treatment |
| CN116789285B (en) * | 2023-08-22 | 2024-05-03 | 山东省科学院生态研究所(山东省科学院中日友好生物技术研究中心) | Inclined stirring oxygenation device and oxygenation method for sewage treatment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20170905 |