CN105065160B - A kind of block-resistant type gasoline filter - Google Patents
A kind of block-resistant type gasoline filter Download PDFInfo
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- CN105065160B CN105065160B CN201510474275.3A CN201510474275A CN105065160B CN 105065160 B CN105065160 B CN 105065160B CN 201510474275 A CN201510474275 A CN 201510474275A CN 105065160 B CN105065160 B CN 105065160B
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- slag
- shell
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Abstract
The present invention proposes a kind of block-resistant type gasoline filter, and including shell, the first end cap, the second end cap, controller, the first end cap, the second end cap are separately positioned on the both ends of shell, and first end is covered equipped with oil inlet, and second end is covered equipped with oil outlet；In shell the first filter core is equipped with close to first end cap one end, in shell the second filter core is equipped with close to second end cap one end, first filter core, the second filter core are installed on outer casing inner wall, and enclosure is separated into the first filter chamber, the second filter chamber and the 3rd filter chamber by the first filter core, the second filter core；First filter core is equipped with the first detection device of filter residue thickness on the first filter core of detection, and the first filter core is equipped with the first slag-scraper close to the first end cap one side；Second filter core is equipped with the second detection device of filter residue thickness on the second filter core of detection, and the second filter core is equipped with the second slag-scraper away from end cap one side.The present invention can be not easy to plug, and gasoline is filtered thoroughly, meets the gasoline requirement of automobile, and service life is long, reduce production cost.
Description
Technical field
The present invention relates to gasoline filter technical field more particularly to a kind of block-resistant type gasoline filters.
Background technology
At present, existing gasoline filter, the shell including being equipped with inner cavity are the oil inlet pipe turned on shell inner cavity, fuel-displaced
Pipe, the interior intracavitary of shell are equipped with element kit, and element kit includes refill, refill upper cover, refill pedestal, and refill is fastened on paper
Between core upper cover and refill pedestal, sealing is respectively formed between refill and refill upper cover, refill pedestal, oil duct is equipped in refill, is gone out
Oil pipe is turned on oil duct, oil duct position is corresponded on filter element upper cover equipped with through hole, gasoline enters inner cavity from oil inlet pipe, through paper element filtering
It is flowed out successively through oil duct, through hole, flowline afterwards.
But the gasoline filter of this structure, only there are one filter core, general automobile is through traveling after a while, filter
Core is easily blocked and will replaced, and production cost is higher, and element kit produce in enormous quantities assemble in inevitably there are leak,
It can make the objectionable impurities in gasoline by being damaged engine.
The content of the invention
In order to solve technical problem present in background technology, the present invention proposes a kind of block-resistant type gasoline filter, no
It easily blocks, gasoline is filtered thoroughly, production cost is relatively low.
A kind of block-resistant type gasoline filter proposed by the present invention, including shell, the first end cap, the second end cap, controller,
In：
First end cap, the second end cap are separately positioned on the both ends of shell, and first end is covered equipped with oil inlet, and second end covers
Equipped with oil outlet；
The first filter core is equipped with close to first end cap one end in shell, being equipped with second close to second end cap one end in shell filters
Core, the first filter core, the second filter core are installed on outer casing inner wall, and enclosure is separated into first by the first filter core, the second filter core
Filter chamber, the second filter chamber and the 3rd filter chamber, oil inlet are communicated with the first filter chamber, and oil outlet is communicated with the 3rd filter chamber；
First filter core is equipped with the first detection device of filter residue thickness on the first filter core of detection, the first detection device and control
Device connect, the first filter core close to the first end cap one side be equipped with the first slag-scraper, the first slag-scraper include first driving means,
For clearing up the first scraper plate of filter residue on the first filter core, controller is connected with first driving means, the first scraper plate and the first driving
Device is sequentially connected；Shell is equipped with to receive the first slag-drip opening of the filter residue of the first slag-scraper cleaning, the first slag-drip opening
Place is equipped with the first valve, and the first valve is connected with controller；
Second filter core is equipped with the second detection device of filter residue thickness on the second filter core of detection, second detection device and control
Device connects, and the second filter core is equipped with the second slag-scraper away from end cap one side, and the second slag-scraper includes the second driving device, is used for
The second scraper plate of filter residue on the second filter core is cleared up, controller is connected with the second driving device, the second scraper plate and the second driving device
It is sequentially connected；Shell is equipped with to receive the second slag-drip opening of the filter residue of the second slag-scraper cleaning, is set at the second slag-drip opening
There is the second valve, the second valve is connected with controller.
Preferably, the first filter core is the arcuate structure of opening the second end cap of direction, and the first scraper plate is mutually to be fitted with the first filter core
The arcuate structure matched somebody with somebody.
Preferably, the second filter core is the arcuate structure of opening the second end cap of direction, and the second scraper plate is mutually to be fitted with the second filter core
The arcuate structure matched somebody with somebody.
Preferably, multiple first slots are equipped with close to the first end cap one side circumferential direction in shell, the first filter core is equipped with more
A the first plug-in unit for corresponding with the first slot and being adapted with the first slot.
Preferably, multiple second slots are equipped with close to the second end cap one side circumferential direction in shell, the second filter core is equipped with more
A the second plug-in unit for corresponding with the second slot and being adapted with the second slot.
Preferably, the first slot bottom is equipped with the first elastic component, and the first elastic component is respectively connected with the first tablet, and first inserts
Slot inner wall is equipped with the first fastener away from first elastic component one end；It is recessed that first plug-in unit away from first filter core one end is equipped with first
Slot, the first bottom portion of groove are equipped with the second elastic component, and the second elastic component is respectively connected with the second fastener being adapted with the first fastener.
Preferably, the second slot bottom is equipped with the 3rd elastic component, and the 3rd elastic component is respectively connected with the second tablet, and second inserts
Slot inner wall is equipped with the 3rd fastener away from the 3rd elastic component one end；It is recessed that second plug-in unit away from second filter core one end is equipped with second
Slot, the second bottom portion of groove are equipped with the 4th elastic component, and the 4th elastic component is respectively connected with the 4th fastener being adapted with the 3rd fastener.
Preferably, the first bristle is distributed with close to first filter core one end in the first scraper plate.
Preferably, the second bristle is distributed with close to second filter core one end in the second scraper plate.
In the present invention, the first end cap, the second end cap are separately positioned on the both ends of shell, and first end is covered equipped with oil inlet
Mouthful, second end is covered equipped with oil outlet；The first filter core is equipped with close to first end cap one end in shell, close to the second end cap in shell
One end is equipped with the second filter core, and the first filter core, the second filter core be installed on outer casing inner wall, and the first filter core, the second filter core are by shell
Inside is separated into the first filter chamber, the second filter chamber and the 3rd filter chamber；First filter core is equipped with filter residue thickness on the first filter core of detection
First detection device, the first filter core are equipped with the first slag-scraper close to the first end cap one side；Second filter core is equipped with detection second
The second detection device of filter residue thickness on filter core, the second filter core are equipped with the second slag-scraper away from end cap one side.During work, gasoline
From oil inlet into the first filter chamber, gasoline first through the first filter element filtering, then machine oil into after the second filter chamber through the second filter core
Filtering, last clean gasoline are discharged from oil outlet；The first preset thickness value, the second preset thickness are preset in controller in advance
Value, during the work time, the first detection device on the first filter core detect the thickness of filter residue on the first filter core, controller root in real time
According to the first detection device obtain the first filter core on filter residue real-time thickness value and by the real-time thickness value of filter residue on the first filter core with
First preset thickness value, the second preset thickness value compare, when the real-time thickness value of filter residue on the first filter core is more than the first default thickness
During angle value, controller control first driving means drive the rotation of the first scraper plate to clear up the filter residue on the first filter core, control
Device controls the first valve to open, and the filter residue cleaned out is siphoned away from the first slag-drip opening through dreg inhaling pipe；The second detection on second filter core
Device in real time detection the second filter core on filter residue thickness, controller according to second detection device obtain the second filter core on filter residue it is real-time
Thickness value and by the real-time thickness value of filter residue on the second filter core compared with the first preset thickness value, the second preset thickness value, when
When the real-time thickness value of filter residue is more than the second preset thickness value on two filter cores, controller controls the second driving device driving second to scrape
The filter residue on the second filter core is cleared up in plate rotation, and controller controls the second valve to open, the filter residue that the second drag flight descaling goes out
It is siphoned away from the second slag-drip opening through dreg inhaling pipe.The present invention can in time clean up the filter residue on the first filter core, the second filter core, be not easy to block up
Plug filters thoroughly gasoline, meets the gasoline requirement of automobile, and service life is long, reduces production cost.
Description of the drawings
Fig. 1 is a kind of block-resistant type gasoline filter structure diagram proposed by the present invention；
Fig. 2 is enlarged structure schematic diagram at A in Fig. 1；
Fig. 3 is enlarged structure schematic diagram at B in Fig. 1.
Specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, the present invention proposes a kind of block-resistant type gasoline filter, including shell 1, the first end cap 6, the
Two end caps 7, controller, wherein：
First end cap 6, the second end cap 7 are separately positioned on the both ends of shell 1, and the first end cap 6 is equipped with oil inlet 13, and second
End cap 7 is equipped with oil outlet 14.
The first filter core 2 is equipped with close to 6 one end of the first end cap in shell 1, is equipped with the close to 7 one end of the second end cap in shell 1
Two filter cores 3, the first filter core 2, the second filter core 3 are installed on 1 inner wall of shell, and the first filter core 2, the second filter core 3 will be in shells 1
Part be divided into the first filter chamber 15, the second filter chamber 16 and the 3rd filter chamber 17, oil inlet 13 is communicated with the first filter chamber 15, oil outlet 14 and
3rd filter chamber 17 communicates.
First filter core 2 is the arcuate structure of opening the second end cap 7 of direction, and the first scraper plate 42 is to be adapted with the first filter core 2
Arcuate structure.First filter core 2 is equipped with the first detection device of filter residue thickness on the first filter core 2 of detection, the first detection device
It is connected with controller, the first filter core 2 is equipped with the first slag-scraper close to 6 one side of the first end cap, and the first slag-scraper includes first
Driving device 41, the first scraper plate 42 for clearing up filter residue on the first filter core 2, controller are connected with first driving means 41, the
One scraper plate 42 is sequentially connected with first driving means 41, and the first bristle is distributed with close to 2 one end of the first filter core in the first scraper plate 42
421；Shell 1 is equipped with to receive the first slag-drip opening 18 of the filter residue of the first slag-scraper cleaning, is set at the first slag-drip opening 18
There is the first valve 181, the first valve 181 is connected with controller.
Multiple first slots 11 are equipped with close to 6 one side circumferential direction of the first end cap in shell 1, the first filter core 2 is equipped with multiple
The first plug-in unit 21 for corresponding with the first slot 11 and being adapted with the first slot 11.First slot, 11 bottom is equipped with first
Elastic component 111, the first elastic component 111 are respectively connected with the first tablet 112, and 11 inner wall of the first slot is away from the first elastic component 111 1
End is equipped with the first fastener 113；First plug-in unit 21 is equipped with the first groove 22,22 bottom of the first groove away from 2 one end of the first filter core
Portion is equipped with the second elastic component 23, and the second elastic component 23 is respectively connected with the second fastener 24 being adapted with the first fastener 113.Peace
When filling the first filter core 2, the first plug-in unit 21 on the first filter core 2 is injected in the first slot 11, the first fastener 113 can compress
Two fasteners 24, the second fastener 24 squeeze the second elastic component 23 hence into the first groove 22, and the is injected convenient for the first fastener 21
One slot 11, meanwhile, it can mutually be squeezed with the first pressing plate 112 in the first slot of the first plug-in unit 21 insertion 11, ensure the first plug-in unit
21 are completely embedded with the first slot 11, also allow for changeing for the first filter core 2.
Second filter core 3 is the arcuate structure of opening the second end cap 7 of direction, and the second scraper plate 52 is to be adapted with the second filter core 3
Arcuate structure.Second filter core 3 is equipped with the second detection device of filter residue thickness on the second filter core 3 of detection, second detection device
It is connected with controller, the second filter core 3 is equipped with the second slag-scraper away from 7 one side of the second end cap, and the second slag-scraper includes second
Driving device 51, the second scraper plate 52 for clearing up filter residue on the second filter core 3, controller are connected with the second driving device 51, the
Two scraper plates 52 are sequentially connected with the second driving device 51, and the second bristle is distributed with close to 3 one end of the second filter core in the second scraper plate 52
521；Shell 1 is equipped with to receive the second slag-drip opening 19 of the filter residue of the second slag-scraper cleaning, is set at the second slag-drip opening 19
There is the second valve 191, the second valve 191 is connected with controller.
Multiple second slots 12 are equipped with close to 7 one side circumferential direction of the second end cap in shell 1, the second filter core 3 is equipped with multiple
The second plug-in unit 31 for corresponding with the second slot 12 and being adapted with the second slot 12.Second slot, 12 bottom is equipped with the 3rd
Elastic component 121, the 3rd elastic component 121 are respectively connected with the second tablet 122, and 12 inner wall of the second slot is equal away from the 3rd elastic component one end
Equipped with the 3rd fastener 123；Second plug-in unit 31 is equipped with the second groove 32 away from 3 one end of the second filter core, and 32 bottom of the second groove is equal
Equipped with the 4th elastic component 33, the 4th elastic component 33 is respectively connected with the 4th fastener 34 being adapted with the 3rd fastener 123.Installation second
During filter core 3, the second plug-in unit 31 on the second filter core 3 is injected in the second slot 12, the 3rd fastener 123 can compress the 4th fastener
34, the 4th fastener 34 squeezes the 4th elastic component 33 hence into the second groove 32, and the second slot is injected convenient for the second fastener 31
12, meanwhile, in the second plug-in unit 31 the second slot 12 of insertion can and the second pressing plate 122 mutually squeeze, ensure the second plug-in unit 31 and the
Two slots 12 are completely embedded, and also allow for changeing for the second filter core 3.
A kind of block-resistant type gasoline filter proposed by the present invention, during work, gasoline enters the first filter chamber 15 from oil inlet 13,
Gasoline is first filtered through the first filter core 2, and then machine oil is filtered into the second filter chamber 16 through the second filter core 3, last clean gasoline from
Oil outlet 14 is discharged；The first preset thickness value, the second preset thickness value are preset in controller in advance, during the work time, the
The first detection device on one filter core 2 detects the thickness of filter residue on the first filter core 2 in real time, and controller is obtained according to the first detection device
Take on the first filter core 2 the real-time thickness value of filter residue and by the real-time thickness value of filter residue on the first filter core 2 and the first preset thickness value,
Second preset thickness value compares, when the real-time thickness value of filter residue on the first filter core 2 is more than the first preset thickness value, controller control
First driving means 41 processed drive the first scraper plate 42 to rotate and the filter residue on the first filter core 2 are cleared up, controller control first
Valve 181 is opened, and the filter residue cleaned out is siphoned away from the first slag-drip opening 18 through dreg inhaling pipe；Second detection device on second filter core 3
Filter residue thickness on the second filter core 3 of detection, controller obtain the real-time thickness of filter residue on the second filter core 3 according to second detection device in real time
Angle value and by the real-time thickness value of filter residue on the second filter core 3 compared with the first preset thickness value, the second preset thickness value, when second
When the real-time thickness value of filter residue is more than the second preset thickness value on filter core 3, controller controls the second driving device 51 driving second
Scraper plate 52, which rotates, clears up the filter residue on the second filter core 3, and controller controls the second valve 191 to open, and the second scraper plate 52 is clear
The filter residue managed out is siphoned away from the second slag-drip opening 19 through dreg inhaling pipe.The present invention can be in time by the filter on the first filter core 2, the second filter core 3
Slag cleans up, and is not easy to plug, and gasoline is filtered thoroughly, meets the gasoline requirement of automobile, service life is long, and reduction is produced into
This.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of block-resistant type gasoline filter, which is characterized in that including shell (1), the first end cap (6), the second end cap (7), control
Device processed, wherein：
First end cap (6), the second end cap (7) are separately positioned on the both ends of shell (1), and the first end cap (6) is equipped with oil inlet
(13), the second end cap (7) is equipped with oil outlet (14)；
The first filter core (2) is equipped with close to the first end cap (6) one end in shell (1), close to the second end cap (7) one end in shell (1)
Equipped with the second filter core (3), the first filter core (2), the second filter core (3) are installed on shell (1) inner wall, the first filter core (2), second
Filter core (3) will be separated into the first filter chamber (15), the second filter chamber (16) and the 3rd filter chamber (17), oil inlet (13) inside shell (1)
It is communicated with the first filter chamber (15), oil outlet (14) is communicated with the 3rd filter chamber (17)；
First filter core (2) is equipped with the first detection device of filter residue thickness on the first filter core of detection (2), the first detection device and control
Device connection processed, the first filter core (2) are equipped with the first slag-scraper close to the first end cap (6) one side, and the first slag-scraper includes first
Driving device (41), the first scraper plate (42) for clearing up filter residue on the first filter core (2), controller and first driving means (41)
Connection, the first scraper plate (42) are sequentially connected with first driving means (41)；Shell (1) is equipped with to receive the first slag-scraper
The first slag-drip opening (18) of the filter residue of cleaning, is equipped with the first valve (181) at the first slag-drip opening (18), the first valve (181) with
Controller connects；In shell (1) multiple first slots (11), the first filter core (2) are equipped with close to the first end cap (6) one side circumferential direction
It is equipped with multiple the first plug-in units (21) for corresponding with the first slot (11) and being adapted with the first slot (11)；
Second filter core (3) is equipped with the second detection device of filter residue thickness on the second filter core of detection (3), second detection device and control
Device connection processed, the second filter core (3) are equipped with the second slag-scraper away from the second end cap (7) one side, and the second slag-scraper includes second
Driving device (51), the second scraper plate (52) for clearing up filter residue on the second filter core (3), controller and the second driving device (51)
Connection, the second scraper plate (52) are sequentially connected with the second driving device (51)；Shell (1) is equipped with to receive the second slag-scraper
The second slag-drip opening (19) of the filter residue of cleaning, is equipped with the second valve (191) at the second slag-drip opening (19), the second valve (191) with
Controller connects；In shell (1) multiple second slots (12), the second filter core (3) are equipped with close to the second end cap (7) one side circumferential direction
It is equipped with multiple the second plug-in units (31) for corresponding with the second slot (12) and being adapted with the second slot (12)；
The first preset thickness value, the second preset thickness value are preset in controller in advance, during the work time, on the first filter core
First detection device detects the thickness of filter residue on the first filter core (2) in real time, and controller obtains the first filter according to the first detection device
The real-time thickness value of filter residue and by the real-time thickness value of filter residue on the first filter core (2) and the first preset thickness value, second on core (2)
Preset thickness value compares, when the real-time thickness value of filter residue on the first filter core (2) is more than the first preset thickness value, controller control
First driving means (41) drive the first scraper plate (42) to rotate and the filter residue on the first filter core (2) are cleared up, controller control
First valve (181) is opened, and the filter residue cleaned out is siphoned away from the first slag-drip opening (18) through dreg inhaling pipe；On second filter core (3)
Two detection devices detect filter residue thickness on the second filter core (3) in real time, and controller obtains the second filter core (3) according to second detection device
The real-time thickness value of upper filter residue simultaneously presets the real-time thickness value of filter residue on the second filter core (3) and the first preset thickness value, second
Thickness value compares, when the real-time thickness value of filter residue on the second filter core (3) is more than the second preset thickness value, controller control second
Driving device (51) drives the second scraper plate (52) to rotate and the filter residue on the second filter core (3) is cleared up, controller control second
Valve (191) is opened, and the filter residue that the second drag flight descaling goes out is siphoned away from the second slag-drip opening (19) through dreg inhaling pipe.
2. block-resistant type gasoline filter according to claim 1, which is characterized in that the first filter core (2) is opening towards the
The arcuate structure of two end caps (7), the first scraper plate (42) are the arcuate structure being adapted with the first filter core (2).
3. block-resistant type gasoline filter according to claim 1, which is characterized in that the second filter core (3) is opening towards the
The arcuate structure of two end caps (7), the second scraper plate (52) are the arcuate structure being adapted with the second filter core (3).
4. block-resistant type gasoline filter according to claim 1, which is characterized in that the first slot (11) bottom is equipped with
One elastic component (111), the first elastic component (111) are respectively connected with the first tablet (112), and the first slot (11) inner wall is away from the first bullet
Property part (111) one end is equipped with the first fastener (113)；It is recessed that separate first filter core (2) one end of first plug-in unit (21) is equipped with first
Slot (22), the first groove (22) bottom are equipped with the second elastic component (23), and the second elastic component (23) is respectively connected with and the first fastener
(113) the second fastener (24) being adapted.
5. block-resistant type gasoline filter according to claim 1, which is characterized in that the second slot (12) bottom is equipped with
Three elastic components (121), the 3rd elastic component (121) are respectively connected with the second tablet (122), and the second slot (12) inner wall is away from the 3rd bullet
Property part (121) one end is equipped with the 3rd fastener (123)；It is recessed that separate second filter core (3) one end of second plug-in unit (31) is equipped with second
Slot (32), the second groove (32) bottom are equipped with the 4th elastic component (33), and the 4th elastic component (33) is respectively connected with and the 3rd fastener
(123) the 4th fastener (34) being adapted.
6. the block-resistant type gasoline filter according to any one of claim 1-5, which is characterized in that the first scraper plate (42) leans on
The first bristle (421) is distributed in nearly first filter core (2) one end.
7. the block-resistant type gasoline filter according to any one of claim 1-5, which is characterized in that the second scraper plate (52) leans on
The second bristle (521) is distributed in nearly second filter core (3) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510474275.3A CN105065160B (en) | 2015-07-31 | 2015-07-31 | A kind of block-resistant type gasoline filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510474275.3A CN105065160B (en) | 2015-07-31 | 2015-07-31 | A kind of block-resistant type gasoline filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105065160A CN105065160A (en) | 2015-11-18 |
| CN105065160B true CN105065160B (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510474275.3A Active CN105065160B (en) | 2015-07-31 | 2015-07-31 | A kind of block-resistant type gasoline filter |
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| Country | Link |
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| CN (1) | CN105065160B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682231A (en) * | 2020-12-15 | 2021-04-20 | 安徽美瑞尔滤清器有限公司 | Anti-blocking automobile gasoline filter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2753439Y (en) * | 2004-03-08 | 2006-01-25 | 李玉强 | Purifier filter core internal backflush synchronous external cleaning device |
| CN202569717U (en) * | 2012-06-09 | 2012-12-05 | 刘方旭 | Full-automatic cleaning filter controlled by single chip microcomputer |
| CN204003204U (en) * | 2014-07-16 | 2014-12-10 | 瑞安市奥神汽车配件有限公司 | A kind of diesel-oil filter |
| CN104324542A (en) * | 2014-07-18 | 2015-02-04 | 张广舜 | Integrated step-type medium filtering apparatus |
| CN204246916U (en) * | 2014-10-16 | 2015-04-08 | 天津佳昌亚科技有限公司 | A kind of sewage disposal device of easy to clean |
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2015
- 2015-07-31 CN CN201510474275.3A patent/CN105065160B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2753439Y (en) * | 2004-03-08 | 2006-01-25 | 李玉强 | Purifier filter core internal backflush synchronous external cleaning device |
| CN202569717U (en) * | 2012-06-09 | 2012-12-05 | 刘方旭 | Full-automatic cleaning filter controlled by single chip microcomputer |
| CN204003204U (en) * | 2014-07-16 | 2014-12-10 | 瑞安市奥神汽车配件有限公司 | A kind of diesel-oil filter |
| CN104324542A (en) * | 2014-07-18 | 2015-02-04 | 张广舜 | Integrated step-type medium filtering apparatus |
| CN204246916U (en) * | 2014-10-16 | 2015-04-08 | 天津佳昌亚科技有限公司 | A kind of sewage disposal device of easy to clean |
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| Publication number | Publication date |
|---|---|
| CN105065160A (en) | 2015-11-18 |
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