CN207805137U - A kind of filtering tank being conveniently replaceable filtrate - Google Patents
A kind of filtering tank being conveniently replaceable filtrate Download PDFInfo
- Publication number
- CN207805137U CN207805137U CN201721914364.6U CN201721914364U CN207805137U CN 207805137 U CN207805137 U CN 207805137U CN 201721914364 U CN201721914364 U CN 201721914364U CN 207805137 U CN207805137 U CN 207805137U
- Authority
- CN
- China
- Prior art keywords
- tank body
- partition
- supporting rod
- layer
- gas supporting
- 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.)
- Expired - Fee Related
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 21
- 239000000706 filtrate Substances 0.000 title claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000005192 partition Methods 0.000 claims abstract description 48
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 27
- 239000006004 Quartz sand Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 7
- 208000002925 dental caries Diseases 0.000 claims description 3
- 239000010865 sewage Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005457 optimization Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241000272814 Anser sp. Species 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009298 carbon filtering Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000004681 ovum Anatomy 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Water Treatment By Sorption (AREA)
Abstract
The utility model discloses a kind of filtering tanks being conveniently replaceable filtrate, including tank body, upper tank body, the first intermediate tank body, the second intermediate tank body, lower tank, water inlet, water outlet, first partition, second partition, active carbon layer, quartz sand layer, pebble layer, drainage tube, first gas supporting rod, second gas supporting rod, third gas supporting rod, first annular pipe, the second ring pipe, third ring pipe, air driven pump, shaft, activated charcoal strainer, connecting tube, the first notch, the second notch and fixed seat.The utility model is reasonable for structure, the sewage that water inlet can be made to enter by first partition and second partition is fully contacted with active carbon layer, quartz sand layer and pebble layer, sewage is extended in the path that active carbon layer, quartz sand layer and pebble layer flow through, it is come into full contact with sewage, improves the effect of sewage disposal.
Description
Technical field
The utility model is related to a kind of filtering tank, specially a kind of filtering tank being conveniently replaceable filtrate belongs to water process skill
Art field.
Background technology
Filtering tank is using the anthracite of layered, sand, garnet fine crushing or other materials as bed, and the top layer of bed is by most
Light and most crude product grade material forms, and the material of most heavy and most thin grade is placed on the bottom of bed；Its principle is by depth mistake
Filter -- larger particle is removed in top layer in water, and smaller particle is removed in the higher depth of filter media；To make water
Matter reaches the standard after coarse filtration.
When being filtered to sewage, inner filtration layer may fail filtering tank, it may be necessary to be replaced, one
As filtering tank replacement be more troublesome；General filtering tank possibly can not be filled when being filtered to sewage with internal filter layer
Tap is touched, and filter effect may be bad.Therefore, a kind of filtering tank being conveniently replaceable filtrate is proposed regarding to the issue above.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of filtering tank being conveniently replaceable filtrate.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of filtering tank being conveniently replaceable filtrate, packet
Tank body is included, the tank body is made of upper tank body, the first intermediate tank body, the second intermediate tank body and lower tank, and the upper tank body is under
Tank body is located at the first intermediate top of the tank and the second intermediate tank base, and the upper tank body is connected to water inlet, the lower tank
Body bottom is connected to water outlet, and the upper tank body and the second intermediate inner tank wall are connected with first partition, first pans
Body and lower tank inner wall are connected with second partition, and the first partition and second partition number are two, and two first
Three cavitys are formed between partition board and two second partitions, three cavity insides fill active carbon layer, quartz sand layer respectively
And strainer is wrapped up in pebble layer, the active carbon layer outer surface, quartz sand layer outer surface and pebble layer outer surface, described
One partition board side is provided with the first notch, and the second partition is provided with the second notch far from the first notch side, in the lower tank
Portion is installed with drainage tube, and drainage tube is connected to the second notch, and the drainage pipe end is equipped with shaft, the lower tank bottom
Portion's inner wall is connected with fixed seat, and the fixed seat is rotatablely connected with shaft, and the shaft surface is installed with activated carbon filtering
Net；
The first intermediate tank body, the second intermediate tank body and lower tank outer wall are installed with first gas support respectively
Bar, second gas supporting rod and third gas supporting rod, first gas supporting rod output end, second gas supporting rod are defeated
Go out end and third gas supporting rod output end respectively with upper tank body outer wall, the first intermediate tank wall and the second intermediate tank body
Outer wall is affixed, and the first gas supporting rod, second gas supporting rod and third gas supporting rod number are several, and if
Dry first gas supporting rod, several second gas supporting rods and several third gas supporting rods are respectively communicated with first annular
Pipe, the second ring pipe and third ring pipe, the tank body side set that there are three air driven pumps, and three pneumatic pump output terminals are socketed
There are connecting tube, three connecting tubes to be connected to respectively with first annular pipe, the second ring pipe and third ring pipe.
Preferably, it is socketed with sealing ring at the top of the described first intermediate tank body, the second intermediate tank body and lower tank.
Preferably, the lower tank bottom is connected with supporting rack, and supporting rack number is two.
Preferably, the activated charcoal strainer number is four, and four activated charcoal strainers are in cross-shaped configuration.
Preferably, the active carbon layer and pebble layer are located at the top and bottom of quartz sand layer.
Preferably, the first partition and second partition are arranged in parallel, and first partition and second partition are spaced apart.
The utility model has the beneficial effects that：
1, the apparatus structure is reasonable, novel in design, can make the sewage that water inlet enters by first partition and second partition
It is fully contacted with active carbon layer, quartz sand layer and pebble layer, extends sewage in active carbon layer, quartz sand layer and pebble layer
The path flowed through, then sewage from drainage tube flow out, activated charcoal strainer can be driven to rotate, be come into full contact with sewage, improved
The effect of sewage disposal；
2, the device by first gas supporting rod, second gas supporting rod and third gas supporting rod can make upper tank body,
First intermediate tank body, the second intermediate tank body and lower tank separation and closure, can be convenient for active carbon layer, quartz sand layer and pebble layer
Replacement, replacing construction can be saved, filter effect continuous and effective can be made.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the portions A partial enlargement structural representation shown in the utility model Fig. 1；
Fig. 3 is the utility model first gas supporting rod and first annular pipe structural schematic diagram；
Fig. 4 is the utility model shaft and activated charcoal strainer structural schematic diagram.
In figure：1, tank body, 101, upper tank body, the 102, first intermediate tank body, the 103, second intermediate tank body, 104, lower tank,
2, water inlet, 3, water outlet, 4, first partition, 5, second partition, 6, active carbon layer, 7, quartz sand layer, 8, pebble layer, 9, draw
Flow tube, 10, first gas supporting rod, 11, second gas supporting rod, 12, third gas supporting rod, 13, first annular pipe, 14,
Second ring pipe, 15, third ring pipe, 16, air driven pump, 17, shaft, 18, activated charcoal strainer, 19, connecting tube, 20, first
Notch, the 21, second notch, 22, fixed seat.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in -4, a kind of filtering tank being conveniently replaceable filtrate, including tank body 1, the tank body 1 is by upper tank body
101, the first intermediate tank body 102, the second intermediate tank body 103 and lower tank 104 are constituted, and the upper tank body 101 and lower tank 104 divide
Not Wei Yu the top of the first intermediate tank body 102 and 103 bottom of the second intermediate tank body, the upper tank body 101 is connected to water inlet 2, described
104 bottom of lower tank is connected to water outlet 3, and the upper tank body 101 and 103 inner wall of the second intermediate tank body are connected with first partition 4,
The first intermediate tank body 102 and 104 inner wall of lower tank are connected with second partition 5, and first partition 4 and second partition 5 can be
Active carbon layer 6, quartz sand layer 7 and pebble layer 8 provide support, and the first partition 4 and 5 number of second partition are two,
And three cavitys are formed between two first partitions 4 and two second partitions 5, three cavity insides fill activated carbon respectively
Layer 6, quartz sand layer 7 and pebble layer 8, active carbon layer 6 are made of active carbon particle, and quartz sand layer 7 is made of quartz sand, goose ovum
Rock layers 8 are made of cobblestone, and 6 outer surface of the active carbon layer, 7 outer surface of quartz sand layer and 8 outer surface of pebble layer are wrapped up
Strainer, 4 side of the first partition are provided with the first notch 20, and the second partition 5 is provided with second far from 20 side of the first notch
Notch 21, the first notch 20 and the second notch 21 are arranged by being spaced, and the path that sewage flows through, the lower tank 104 can be improved
Inside is installed with drainage tube 9, and drainage tube 9 is connected to the second notch 21, and 9 end of the drainage tube is equipped with shaft 17, institute
It states 104 bottom interior wall of lower tank and is connected with fixed seat 22, the fixed seat 22 is rotatablely connected with shaft 17,17 surface of the shaft
It is installed with activated charcoal strainer 18, sewage can impact activated charcoal strainer 18 by the outflow of drainage tube 9, can make work
Property charcoal filter screen 18 is rotated；
The first intermediate tank body 102, the second intermediate tank body 103 and 104 outer wall of lower tank are installed with first respectively
Air supporting bar 10, second gas supporting rod 11 and third gas supporting rod 12, first gas supporting rod 10, second gas support
Bar 11 and third gas supporting rod 12 can make upper tank body 101, the first intermediate tank body 102, the second intermediate tank body 103 by stretching
It detaches and is closed with lower tank 104, the replacement of active carbon layer 6, quartz sand layer 7 and pebble layer 8, the first gas can be convenient for
Supporting rod 10 exports end, second gas supporting rod 11 export end and third gas supporting rod 12 export end respectively with upper tank
101 outer wall of body, 102 outer wall of the first intermediate tank body and 103 outer wall of the second intermediate tank body are affixed, the first gas supporting rod 10,
Second gas supporting rod 11 and 12 number of third gas supporting rod are several, and if several first gas supporting rods 10,
Dry second gas supporting rod 11 and several third gas supporting rods 12 are respectively communicated with first annular pipe 13, the second ring pipe 14
With third ring pipe 15,1 side of the tank body is set there are three air driven pump 16, and three 16 output ends of air driven pump are socketed with connection
Pipe 19, three air driven pumps 16 may respectively be first gas supporting rod 10, second gas supporting rod 11 and third gas supporting rod 12
Power is provided, three connecting tubes 19 are connected to first annular pipe 13, the second ring pipe 14 and third ring pipe 15 respectively.
As a kind of technical optimization scheme of the utility model, the first intermediate tank body 102, the second intermediate tank body 103
It is socketed with sealing ring with 104 top of lower tank, sealing ring can be to upper tank body 101, the first intermediate tank body 102, the second pans
Body 103 and 104 junction of lower tank provide sealing.
As a kind of technical optimization scheme of the utility model, 104 bottom of the lower tank is connected with supporting rack, and supports
Frame number is two, and supporting rack can provide support to tank body 1.
As a kind of technical optimization scheme of the utility model, 18 number of the activated charcoal strainer is four, and four
Activated charcoal strainer 18 is in cross-shaped configuration, when activated charcoal strainer 18 is by water impact, shaft 17 can be driven to be rotated.
As a kind of technical optimization scheme of the utility model, the active carbon layer 6 and pebble layer 8 are located at quartz
7 top and bottom of layer of sand, active carbon layer 6, pebble layer 8 and quartz sand layer 7 can be filtered sewage.
As a kind of technical optimization scheme of the utility model, the first partition 4 and second partition 5 are arranged in parallel, and
First partition 4 and second partition 5 are spaced apart, and first partition 4 and second partition 5 can be active carbon layer 6, pebble layer 8 and stone
Sand layer 7 provides support.
When the utility model is used, the equal external power supply of electric elements and control in the device switch, carrying out at water
When reason, sewage flows into tank body 1 from water inlet 2, by the first notch 20 and the second notch 21 from active carbon layer 6,7 and of quartz sand layer
Pebble layer 8 flows through, and due to being staggered for the first notch 20 and the second notch 21, can increase sewage in active carbon layer 6, quartz
The path that layer of sand 7 and pebble layer 8 flow through improves filter effect, and sewage is flowed out by drainage tube 9, can be filtered to activated carbon
Net 18 is impacted, and drives shaft 17 to rotate, activated charcoal strainer 18 can be made to be come into full contact with the sewage flowed through；In tank body 1
After active carbon layer 6, quartz sand layer 7 and pebble layer 8 fail, first gas supporting rod 10, the second gas can be made by air driven pump 16
Body supporting rod 11 and third gas supporting rod 12 extend, and make upper tank body 101, the first intermediate tank body 102, the second intermediate tank body 103
It is detached with lower tank 104, active carbon layer 6, quartz sand layer 7 and pebble layer 8 can be made to be taken out from tank body 1 by taking-up strainer,
Then it is packed into new active carbon particle, quartz sand and cobblestone in strainer, forms new active carbon layer 6, quartz sand layer 7 and goose
Boulder bed 8, replacement finishes, and air driven pump 16 makes first gas supporting rod 10, second gas supporting rod 11 and third gas supporting rod
12 shrink, and so that upper tank body 101, the first intermediate tank body 102, the second intermediate tank body 103 and lower tank 104 is closed, pass through sealing ring
Sealing can be provided for junction.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
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 embodiment being appreciated that.
Claims (6)
1. a kind of filtering tank being conveniently replaceable filtrate, including tank body (1), it is characterised in that：The tank body (1) is by upper tank body
(101), the first intermediate tank body (102), the second intermediate tank body (103) and lower tank (104) are constituted, the upper tank body (101) and
Lower tank (104) is located at the top of the first intermediate tank body (102) and the second intermediate tank body (103) bottom, the upper tank body
(101) connection water inlet (2), lower tank (104) bottom connection water outlet (3), among the upper tank body (101) and second
Tank body (103) inner wall is connected with first partition (4), and the first intermediate tank body (102) and lower tank (104) inner wall are affixed
There is second partition (5), the first partition (4) and second partition (5) number are two, and two first partitions (4) and two
Three cavitys are formed between a second partition (5), three cavity insides fill active carbon layer (6), quartz sand layer (7) respectively
With pebble layer (8), active carbon layer (6) outer surface, quartz sand layer (7) outer surface and pebble layer (8) outer surface Jun Bao
Strainer is wrapped up in, first partition (4) side is provided with the first notch (20), and the second partition (5) is far from the first notch (20) one
Side is provided with the second notch (21), drainage tube (9) is installed with inside the lower tank (104), and drainage tube (9) is lacked with second
Mouth (21) connection, drainage tube (9) end are equipped with shaft (17), and lower tank (104) bottom interior wall is connected with fixed seat
(22), the fixed seat (22) is rotatablely connected with shaft (17), and shaft (17) surface is installed with activated charcoal strainer
(18)；
The first intermediate tank body (102), the second intermediate tank body (103) and lower tank (104) outer wall are installed with respectively
One air supporting bar (10), second gas supporting rod (11) and third gas supporting rod (12), the first gas supporting rod
(10) export end, second gas supporting rod (11) output end and third gas supporting rod (12) output end respectively with upper tank
Body (101) outer wall, the first intermediate tank body (102) outer wall and the second intermediate tank body (103) outer wall are affixed, the first gas support
Bar (10), second gas supporting rod (11) and third gas supporting rod (12) number are several, and several first gas
Supporting rod (10), several second gas supporting rods (11) and several third gas supporting rods (12) are respectively communicated with first annular
Manage (13), the second ring pipe (14) and third ring pipe (15), tank body (1) side set there are three air driven pump (16), and three
A air driven pump (16) output end is socketed with connecting tube (19), three connecting tubes (19) respectively with first annular pipe (13),
Second ring pipe (14) is connected to third ring pipe (15).
2. a kind of filtering tank being conveniently replaceable filtrate according to claim 1, it is characterised in that：The first intermediate tank body
(102), it is socketed with sealing ring at the top of the second intermediate tank body (103) and lower tank (104).
3. a kind of filtering tank being conveniently replaceable filtrate according to claim 1, it is characterised in that：The lower tank (104)
Bottom is connected with supporting rack, and supporting rack number is two.
4. a kind of filtering tank being conveniently replaceable filtrate according to claim 1, it is characterised in that：The activated charcoal strainer
(18) number is four, and four activated charcoal strainers (18) are in cross-shaped configuration.
5. a kind of filtering tank being conveniently replaceable filtrate according to claim 1, it is characterised in that：The active carbon layer (6)
It is located at the top and bottom of quartz sand layer (7) with pebble layer (8).
6. a kind of filtering tank being conveniently replaceable filtrate according to claim 1, it is characterised in that：The first partition (4)
It is arranged in parallel with second partition (5), and first partition (4) and second partition (5) are spaced apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721914364.6U CN207805137U (en) | 2017-12-31 | 2017-12-31 | A kind of filtering tank being conveniently replaceable filtrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721914364.6U CN207805137U (en) | 2017-12-31 | 2017-12-31 | A kind of filtering tank being conveniently replaceable filtrate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207805137U true CN207805137U (en) | 2018-09-04 |
Family
ID=63328944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721914364.6U Expired - Fee Related CN207805137U (en) | 2017-12-31 | 2017-12-31 | A kind of filtering tank being conveniently replaceable filtrate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207805137U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110526390A (en) * | 2019-09-16 | 2019-12-03 | 杭州金溢建设集团有限公司 | Sewage water intensification denitrification system and its control method |
| CN110841211A (en) * | 2019-09-09 | 2020-02-28 | 浙江工业大学 | Special canister for ethylene oxide and application |
| CN112624377A (en) * | 2020-12-21 | 2021-04-09 | 苏州艾唯尔气体设备有限公司 | Sewage treatment plant convenient to arrange mud |
| CN115501678A (en) * | 2022-09-29 | 2022-12-23 | 重庆页岩气勘探开发有限责任公司 | Medium filtering equipment for treating backflow liquid |
-
2017
- 2017-12-31 CN CN201721914364.6U patent/CN207805137U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841211A (en) * | 2019-09-09 | 2020-02-28 | 浙江工业大学 | Special canister for ethylene oxide and application |
| CN110526390A (en) * | 2019-09-16 | 2019-12-03 | 杭州金溢建设集团有限公司 | Sewage water intensification denitrification system and its control method |
| CN112624377A (en) * | 2020-12-21 | 2021-04-09 | 苏州艾唯尔气体设备有限公司 | Sewage treatment plant convenient to arrange mud |
| CN115501678A (en) * | 2022-09-29 | 2022-12-23 | 重庆页岩气勘探开发有限责任公司 | Medium filtering equipment for treating backflow liquid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207805137U (en) | A kind of filtering tank being conveniently replaceable filtrate | |
| CN210331789U (en) | AFM multilayer active media filter | |
| CN202398157U (en) | Double-sleeve combined solid-liquid separator | |
| CN201043146Y (en) | Multifunctional water treating and scrubbing tank | |
| CN201164748Y (en) | Filter pot | |
| CN207169349U (en) | A kind of defeated filter of coal bed gas collection | |
| CN206867844U (en) | A kind of Domestic water purifying filter core of installation easy to disassemble | |
| CN203247168U (en) | Multifunctional integrated sticking substance waste water fine processing device | |
| CN208839201U (en) | Build wastewater filtering device | |
| CN207203547U (en) | A kind of novel gas-liquid device for effectively separating | |
| CN216986709U (en) | Unpowered sponge filler advanced treatment filter equipment | |
| CN104098217B (en) | Multifunctional all adhesive sewage fine treatment device | |
| CN206318795U (en) | A kind of public place water-saving and environmental protection device with multiple filtration | |
| CN206674825U (en) | A kind of structure improved aquarium filter | |
| CN205367995U (en) | Underground water purification device | |
| CN209242782U (en) | A kind of easy-to-dismount Simple water purifier | |
| CN203355472U (en) | Filter used for gathering and transferring petroleum | |
| CN206814540U (en) | A kind of chemical filtration device | |
| CN203139709U (en) | Multi-purpose multi-media filter | |
| CN206680328U (en) | High-efficient chemical water treatment facilities | |
| CN207745607U (en) | Filter element | |
| CN205500986U (en) | Portable water clarifier | |
| CN205055517U (en) | Multi -media filter | |
| CN219259773U (en) | Portable outdoor water purification device | |
| CN220968316U (en) | Multi-layer medium filtering water treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fu Tingshou Inventor before: Fu Yanshou Inventor before: Chen Shaoyun Inventor before: Li Jubin Inventor before: Yang Ya Inventor before: Zhang Yanfu Inventor before: Zhang Zhiming |
|
| 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: 20180904 |