CN109351027A - Spiral filter residue for sewage disposal device strikes off into water anti-clogging filter device - Google Patents
Spiral filter residue for sewage disposal device strikes off into water anti-clogging filter device Download PDFInfo
- Publication number
- CN109351027A CN109351027A CN201811432057.3A CN201811432057A CN109351027A CN 109351027 A CN109351027 A CN 109351027A CN 201811432057 A CN201811432057 A CN 201811432057A CN 109351027 A CN109351027 A CN 109351027A
- Authority
- CN
- China
- Prior art keywords
- spiral
- clogging
- preventing clogging
- filter
- strainer
- 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.)
- Granted
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000010802 sludge Substances 0.000 claims abstract description 17
- 239000002351 wastewater Substances 0.000 claims abstract description 6
- 239000002893 slag Substances 0.000 claims description 16
- 238000007790 scraping Methods 0.000 claims description 15
- 239000012535 impurity Substances 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001936 parietal effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses the spiral filter residues for sewage disposal device to strike off into water anti-clogging filter device, its structure includes sewage treatment chamber, sludge outlet, preventing clogging up device, wastewater inlet, drive connection bar, sludge outlet is communicated with sewage treatment chamber, sludge outlet is connected with preventing clogging up device, preventing clogging up device is set to sewage treatment top of chamber, preventing clogging up device is connected with sewage treatment chamber, drive connection bar and preventing clogging up device are mechanically connected, drive connection bar runs through preventing clogging up device outer wall, beneficial effects of the present invention: link block is pulled to slide in sliding slot by connecting line, so that track moves wiper in the shape of a spiral on strainer, it is discharged to be struck off the impurity on strainer and pass through output channel by sludge outlet, it is deposited on strainer so as to avoid impurity and makes filter net jam, ensuring equipment operates normally.
Description
Technical field
The present invention relates to field of environment protection equipment, scrape particularly with regard to a kind of spiral filter residue for sewage disposal device
Except water inlet anti-clogging filter device.
Background technique
Environmental protection is the theme when the world, and the sewage that city production and life generate also is increasing year by year, and especially life is dirty
Water, because pollution sources are more, discharge amount is big, the problem of causing urban sewage pipe load heavier, frequently encounter long-pending silting plug, in order to anti-
Only sewage conduct blocks, and to handle sanitary sewage, current apparatus for treating sewage has the disadvantage that
It after raw sewage is transported in sewage disposal device, needs to carry out first layer filtration treatment to it, then again will
Subsequent water treatment work is carried out, since the rubbish incidental in raw sewage is more, sanitary fill is more and more on primary strainer, holds
Blocking is easily caused, the normal operation of sewage disposal device is influenced.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is to realize by the following technical solutions: for sewage disposal device
Spiral filter residue strike off into water anti-clogging filter device, structure include sewage treatment chamber, sludge outlet, anti-clogging dress
It sets, wastewater inlet, drive connection bar, the sludge outlet is communicated with sewage treatment chamber, the sludge outlet and anti-
Blocking device is connected, and the preventing clogging up device is set to sewage treatment top of chamber, the preventing clogging up device and sewage treatment
Chamber is connected, and the drive connection bar and preventing clogging up device are mechanically connected, and the drive connection bar runs through preventing clogging up device
Outer wall.
It is advanced optimized as of the invention, the preventing clogging up device scrapes slag by working chamber inner wall layer, filter chamber, spiral
Mechanism, annular chamber, slag-drip opening control mechanism, driving mechanism are constituted, and the filter chamber is set to working chamber inner wall layer and annular chamber
Between, the spiral slag scraping mechanism is connected with annular chamber, and the slag-drip opening control mechanism and spiral slag scraping mechanism are mechanical
Cooperation, the driving mechanism and drive connection bar are mechanically connected, and the driving mechanism is connected with spiral slag scraping mechanism.
Advanced optimized as of the invention, the spiral slag scraping mechanism by sliding slot, link block, fixed plate, wiper,
Strainer is constituted, and the sliding slot is set up in the shape of a spiral, and the sliding slot is mounted in annular chamber, and the link block is mounted on cunning
In slot, the link block is in sliding fit with the sliding chute, and the wiper is connected with strainer, and the wiper and fixed plate are solid
Fixed connection, the strainer are mounted between working chamber inner wall layer and annular chamber, and the link block is connected with driving mechanism,
The strainer is annular in shape to be set up, and the link block and sliding slot connection are equipped with clockwork spring, and clockwork spring is set up, can be made
Link block is in the case where no external force pulls, since the reset response of clockwork spring may return to initial position.
It is advanced optimized as of the invention, the slag-drip opening control mechanism is by fixing groove, extension rod, ring shaped movable
Plate, output channel are constituted, and the fixing groove is connect with the mode that ring shaped movable plate is gap-matched, the ring shaped movable
Plate is fixedly connected with extension rod, and the one end of the extension rod far from ring shaped movable plate and fixed plate machinery weld, described
Output channel is connected with ring shaped movable plate, and the ring shaped movable plate is set up around output channel.
It is advanced optimized as of the invention, the driving mechanism is made of connecting line, turntable, spool, connecting rod, institute
The connecting line stated is connected with spool, and the other end of the connecting line is fixedly connected with link block, and the spool is mounted on
On turntable, the connecting rod is fixedly connected with turntable, and the connecting rod and drive connection bar are mechanically connected, the driving
Connecting rod is mounted on connecting rod far from one end of turntable.
Beneficial effect
Spiral filter residue of the present invention for sewage disposal device strikes off into water anti-clogging filter device, and raw sewage passes through dirt
Water inlet enters, being blocked on strainer in raw sewage by strainer and impurity, and drive connection bar drives connecting rod movement
So that rotating clockwise, so that spool tightens connecting line, and pulls link block to slide in sliding slot by connecting line, to scrape
Track moves brush in the shape of a spiral on strainer, so that wiper strikes off the impurity on strainer, during wiper rotates, extension rod
It pushes ring shaped movable plate toward retraction on the inside of fixing groove, is entered in output channel so that striking off the impurity to get off, and arranged by filter residue
Outlet discharge can make link block the case where no external force pulls since link block and sliding slot connection are equipped with clockwork spring
Initial position is returned to by the pulling link block of clockwork spring down, to realize the reset of the mechanism.
Compared with prior art, the invention has the following advantages that
Link block is pulled to slide in sliding slot by connecting line, so that track moves wiper in the shape of a spiral on strainer, from
And the impurity on strainer is struck off and passes through output channel and is discharged by sludge outlet, it is deposited on strainer so as to avoid impurity
So that filter net jam, ensuring equipment is operated normally.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is that the structure that the present invention strikes off for the spiral filter residue of sewage disposal device into water anti-clogging filter device is shown
It is intended to.
Fig. 2 is that spiral filter residue of the present invention for sewage disposal device strikes off the anti-clogging into water anti-clogging filter device
Device top view.
Fig. 3 is that spiral filter residue of the present invention for sewage disposal device strikes off the anti-clogging into water anti-clogging filter device
Working state of device top view.
Fig. 4 is that spiral filter residue of the present invention for sewage disposal device strikes off the anti-clogging into water anti-clogging filter device
Device side view.
In figure: sewage treatment chamber -1, sludge outlet -2, preventing clogging up device -3, wastewater inlet -4, drive connection bar -5,
Working chamber inner wall layer -301, spiral slag scraping mechanism -303, annular chamber -304, slag-drip opening control mechanism -305, is driven filter chamber -302
Motivation structure -306, sliding slot -3031, link block -3032, fixed plate -3033, wiper -3034, strainer -3035, fixing groove -
3051, extension rod -3052, ring shaped movable plate -3053, output channel -3054, connecting line -3061, turntable -3062, spool -
3063, connecting rod -3064.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.
Embodiment
Fig. 1-Fig. 4 is please referred to, the present invention is provided to the spiral filter residues of sewage disposal device to strike off into water anti-clogging
Device is filtered, structure includes sewage treatment chamber 1, sludge outlet 2, preventing clogging up device 3, wastewater inlet 4, drive connection bar 5, institute
The sludge outlet 2 stated is communicated with sewage treatment chamber 1, and the sludge outlet 2 is connected with preventing clogging up device 3, described
Preventing clogging up device 3 is set to 1 top of sewage treatment chamber, and the preventing clogging up device 3 is connected with sewage treatment chamber 1, the drive
Dynamic connecting rod 5 is mechanically connected with preventing clogging up device 3, and the drive connection bar 5 runs through 3 outer wall of preventing clogging up device.
The preventing clogging up device 3 is by working chamber inner wall layer 301, filter chamber 302, spiral slag scraping mechanism 303, annular chamber
304, slag-drip opening control mechanism 305, driving mechanism 306 are constituted, and the filter chamber 302 is set to working chamber inner wall layer 301 and ring
Between shape chamber 304, the spiral slag scraping mechanism 303 is connected with annular chamber 304, the slag-drip opening control mechanism 305 with
303 mechanical engagement of spiral slag scraping mechanism, the driving mechanism 306 and drive connection bar 5 are mechanically connected, the driving mechanism
306 are connected with spiral slag scraping mechanism 303.
The spiral slag scraping mechanism 303 is by sliding slot 3031, link block 3032, fixed plate 3033, wiper 3034, strainer
3035 are constituted, and the sliding slot 3031 is set up in the shape of a spiral, and the sliding slot 3031 is mounted in annular chamber 304, the company
Block 3032 is connect to be mounted in sliding slot 3031, the link block 3032 is slidably matched with sliding slot 3031, the wiper 3034 with
Strainer 3035 is connected, and the wiper 3034 is fixedly connected with fixed plate 3033, and the strainer 3035 is mounted on work
Between intracavitary parietal layer 301 and annular chamber 304, the link block 3032 is connected with driving mechanism 306, the strainer 3035
Annular in shape to set up, the link block 3032 and 3031 connection of sliding slot is equipped with clockwork spring, and clockwork spring is set up, can to connect
Block 3032 is connect in the case where no external force pulls, since the reset response of clockwork spring may return to initial position.
The slag-drip opening control mechanism 305 is logical by fixing groove 3051, extension rod 3052, ring shaped movable plate 3053, output
Road 3054 is constituted, and the fixing groove 3051 is connect with the mode that ring shaped movable plate 3053 is gap-matched, the annular
Movable plate 3053 is fixedly connected with extension rod 3052, the extension rod 3052 one end and fixation far from ring shaped movable plate 3053
The mechanical welding of plate 3033, the output channel 3054 are connected with ring shaped movable plate 3053, the ring shaped movable plate
3053 set up around output channel 3054, and spring is equipped between 3053 inner wall of ring shaped movable plate and ring shaped movable plate 3053, convenient
Ring shaped movable plate 3053 is resetted.
The driving mechanism 306 is made of connecting line 3061, turntable 3062, spool 3063, connecting rod 3064, described
Connecting line 3061 is connected with spool 3063, and the other end of the connecting line 3061 is fixedly connected with link block 3032, described
Spool 3063 be mounted on turntable 3062, the connecting rod 3064 is fixedly connected with turntable 3062, the connecting rod
3064 are mechanically connected with drive connection bar 5, and the drive connection bar 5 is mounted on the one end of connecting rod 3064 far from turntable 3062
On,.
Raw sewage is entered by wastewater inlet 4, in raw sewage by strainer 3035 and impurity is blocked in strainer
On 3035, drive connection bar 5 drives the movement of connecting rod 3064 so that rotating clockwise, so that spool 3063 receives connecting line 3061
Tightly, and by connecting line 3061 link block 3032 is pulled to slide in sliding slot 3031, so that wiper 3034 is on strainer 3035
Spiral trajectory movement, so that wiper 3034 strikes off the impurity on strainer 3035, during wiper 3034 rotates, extension rod
3052 promotion ring shaped movable plates 3053 are toward being retracted on the inside of fixing groove 3051, so that striking off the impurity to get off enters output channel
It in 3054, and is discharged by sludge outlet 2, since link block 3032 and 3031 connection of sliding slot are equipped with clockwork spring, can be made
Link block 3032 returns to initial position by the pulling link block 3032 of clockwork spring in the case where no external force is pulled, to realize
The reset of the mechanism.
Drive connection bar 5 of the present invention is mechanically connected with cylinder.
Problems solved by the invention is to need to carry out first layer to it after raw sewage is transported in sewage disposal device
Then filtration treatment will carry out subsequent water treatment work again, since the rubbish incidental in raw sewage is more, rubbish on primary strainer
Rubbish accumulation is more and more, be easy to cause blocking, influences the normal operation of sewage disposal device, and the present invention is mutual by above-mentioned component
It is combined, pulls link block 3032 to slide in sliding slot 3031 by connecting line 3061, so that wiper 3034 is on strainer 3035
Track moves in the shape of a spiral, so that the impurity on strainer 3035 be struck off and pass through output channel 3054 by 2 row of sludge outlet
Out, it is deposited on strainer 3035 so as to avoid impurity and strainer 3035 is blocked, ensuring equipment operates normally.
The basic principles, main features and advantages of the present invention have been shown and described above, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention can not only be realized in other specific forms under the premise of not departing from spirit of that invention or essential characteristic
The present invention will also have various changes and improvements, these changes and improvements both fall within scope of the claimed invention, therefore this hair
Bright claimed range is defined by appended claims and its equivalent, rather than above description limits.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. the spiral filter residue for sewage disposal device strikes off into water anti-clogging filter device, structure includes sewage treatment chamber
(1), sludge outlet (2), preventing clogging up device (3), wastewater inlet (4), drive connection bar (5), the sludge outlet (2)
It is communicated with sewage treatment chamber (1), the sludge outlet (2) is connected with preventing clogging up device (3), it is characterised in that:
The preventing clogging up device (3) is set at the top of sewage treatment chamber (1), the preventing clogging up device (3) and sewage treatment chamber
(1) it is connected, the drive connection bar (5) and preventing clogging up device (3) are mechanically connected, and the drive connection bar (5) runs through
Preventing clogging up device (3) outer wall.
2. the spiral filter residue according to claim 1 for sewage disposal device strikes off into water anti-clogging filter device,
It is characterized by: the preventing clogging up device (3) is by working chamber inner wall layer (301), filter chamber (302), spiral slag scraping mechanism
(303), annular chamber (304), slag-drip opening control mechanism (305), driving mechanism (306) are constituted, and the filter chamber (302) is set to
Between working chamber inner wall layer (301) and annular chamber (304), the spiral slag scraping mechanism (303) is connected with annular chamber (304)
Connect, the slag-drip opening control mechanism (305) and spiral slag scraping mechanism (303) mechanical engagement, the driving mechanism (306) with
Drive connection bar (5) mechanical connection, the driving mechanism (306) are connected with spiral slag scraping mechanism (303).
3. the spiral filter residue according to claim 2 for sewage disposal device strikes off into water anti-clogging filter device,
It is characterized by: the spiral slag scraping mechanism (303) by sliding slot (3031), link block (3032), fixed plate (3033), scrape
(3034), strainer (3035) composition are brushed, the sliding slot (3031) is set up in the shape of a spiral, the link block (3032) and sliding slot
(3031) it is slidably matched, the wiper (3034) is connected with strainer (3035), the wiper (3034) and fixed plate
(3033) it is fixedly connected, the strainer (3035) is mounted between working chamber inner wall layer (301) and annular chamber (304), described
Link block (3032) be connected with driving mechanism (306).
4. the spiral filter residue according to claim 2 for sewage disposal device strikes off into water anti-clogging filter device,
It is characterized by: the slag-drip opening control mechanism (305) is by fixing groove (3051), extension rod (3052), ring shaped movable plate
(3053), output channel (3054) is constituted, what the fixing groove (3051) was gap-matched with ring shaped movable plate (3053)
Mode connects, and the ring shaped movable plate (3053) is fixedly connected with extension rod (3052), the output channel (3054) with
Ring shaped movable plate (3053) is connected.
5. the spiral filter residue according to claim 2 for sewage disposal device strikes off into water anti-clogging filter device,
It is characterized by: the driving mechanism (306) is by connecting line (3061), turntable (3062), spool (3063), connecting rod
(3064) it constitutes, the connecting line (3061) is connected with spool (3063), and the spool (3063) is mounted on turntable
(3062) on, the connecting rod (3064) is fixedly connected with turntable (3062), the connecting rod (3064) and drive connection
Bar (5) mechanical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811432057.3A CN109351027B (en) | 2018-11-28 | 2018-11-28 | Spiral filter residue scraping, water inlet and anti-blocking filtering device for sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811432057.3A CN109351027B (en) | 2018-11-28 | 2018-11-28 | Spiral filter residue scraping, water inlet and anti-blocking filtering device for sewage treatment equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109351027A true CN109351027A (en) | 2019-02-19 |
| CN109351027B CN109351027B (en) | 2020-12-15 |
Family
ID=65343360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811432057.3A Active CN109351027B (en) | 2018-11-28 | 2018-11-28 | Spiral filter residue scraping, water inlet and anti-blocking filtering device for sewage treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109351027B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706556A (en) * | 2020-06-05 | 2020-09-25 | 李明 | Prevent blockking up water intaking fire control water pump |
| CN113210311A (en) * | 2021-06-17 | 2021-08-06 | 温州职业技术学院 | Novel digit control machine tool protection casing is with wasing device |
| CN114965919A (en) * | 2022-04-24 | 2022-08-30 | 中电建路桥集团有限公司 | Urban water environment comprehensive treatment intelligent management and control system |
| CN118010426A (en) * | 2024-04-09 | 2024-05-10 | 赣州西克节能自动化设备有限公司 | Sampling device for water quality monitoring of water works |
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| CN207983935U (en) * | 2017-12-30 | 2018-10-19 | 浙江乐能科技有限公司 | A kind of center ash melting type scraper for cleaning filter screen |
| CN208115374U (en) * | 2018-01-31 | 2018-11-20 | 北京国能电池科技股份有限公司 | Filter screen and battery case with guide frame integrate cooling and heating device |
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| JP2007075702A (en) * | 2005-09-13 | 2007-03-29 | Tsurumi Mfg Co Ltd | Screw type filtration and dewatering apparatus |
| CN207454391U (en) * | 2017-10-09 | 2018-06-05 | 石家庄诚鼎环保科技有限公司 | A kind of aquaculture wastewater is for biogas use sewage transport preventing clogging up device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706556A (en) * | 2020-06-05 | 2020-09-25 | 李明 | Prevent blockking up water intaking fire control water pump |
| CN111706556B (en) * | 2020-06-05 | 2021-09-03 | 浙江优绣家居用品有限公司 | Prevent blockking up water intaking fire control water pump |
| CN113210311A (en) * | 2021-06-17 | 2021-08-06 | 温州职业技术学院 | Novel digit control machine tool protection casing is with wasing device |
| CN114965919A (en) * | 2022-04-24 | 2022-08-30 | 中电建路桥集团有限公司 | Urban water environment comprehensive treatment intelligent management and control system |
| CN114965919B (en) * | 2022-04-24 | 2024-02-09 | 中电建路桥集团有限公司 | Intelligent management and control system for comprehensive treatment of urban water environment |
| CN118010426A (en) * | 2024-04-09 | 2024-05-10 | 赣州西克节能自动化设备有限公司 | Sampling device for water quality monitoring of water works |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109351027B (en) | 2020-12-15 |
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