CN206881230U - A kind of mud-scraping apparatus in sewage disposal device - Google Patents
A kind of mud-scraping apparatus in sewage disposal device Download PDFInfo
- Publication number
- CN206881230U CN206881230U CN201720255805.XU CN201720255805U CN206881230U CN 206881230 U CN206881230 U CN 206881230U CN 201720255805 U CN201720255805 U CN 201720255805U CN 206881230 U CN206881230 U CN 206881230U
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- mud
- scraping apparatus
- scraping
- crane
- filter plate
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Abstract
The utility model discloses the mud-scraping apparatus in a kind of sewage disposal device, two sets of mud-scraping apparatus including crane and positioned at crane lower end, two sets of mud-scraping apparatus are respectively positioned at the filter plate both sides to be cleaned placed vertically, mud-scraping apparatus together lifts with crane, the square box frame plate being made up of inside filter plate hypotenuse and straight flange, boss is provided with framework plate surface, mud-scraping apparatus is provided with rotatable and flexible scraper plate, and scraper plate coordinates all the time with filter plate irregular surface；Water injector is additionally provided with crane, water injector connects with the water inlet pipe positioned at crane side, and water injector and mud-scraping apparatus coordinate, and filter plate is sprayed water and cleaned.The utility model is directed to the defects of prior art, by carrying out piecemeal to scraper plate, and individually controls every piece of propulsion and rotation control, coordinates water injector, realize and carry out high-efficiency washing to polygon filter plate or non-flat entire filter plate, to improve operating efficiency.
Description
Technical field
It is especially a kind of to be used to scrape mud for filter plate in sewage disposal device the present invention relates to technical field of sewage
Device.
Background technology
Filter press is mainly used in the sewage disposal in mine, metallurgy, chemical industry, electronics industry and environment-friendly engineering, is a kind of
Using quite varied solid-liquid separating equipment.
The high pressure plate and frame filter press of China's domestic production at present, which has mud cake and sticks filter cloth, does not allow easy to fall off, mud-scraping apparatus
Incomplete problem.The method of sludge is simply shaken or simply scrapes filter on existing chamber-type press filter cleaning filter plate in industry
Plate, when sludge moisture content is higher on filter plate, sludge adhesive force is difficult to by force shake and got off very much, and some even needs manually secondary shake
Beat to reach the purpose of complete desliming.
Most high pressure plate and frame filter press carries out desliming using vibration mode, and vibration mode has the defects of certain.
Vibration mode is shaken using spring first, and power is small.Secondly, desliming is not complete enough, and vibration frequency is small.3rd, shockproofness is equal
Restricted, the vibrations time is grown, and influences the time of batch sludge press filtration, reduces the efficiency of sludge dewatering；The vibrations time is short, and sludge is not
Easily come off.So current high pressure plate and frame filter press desliming device is always to be difficult processing in high pressure sheet frame sludge treating system
Sport technique segment.
In the prior art, there are some operational versions for being directed to filter press filter board cleaning, such as Patent No.
The automatic scraping mud and filter cloth cleaning device of a kind of full automatic pressure filter disclosed in CN2675222Y, the device are symmetrically set including two Duis
The guide pillar put, mounts connecting plate on guide pillar, the scraper plate that symmetrical arrangement sets and can scaled under connecting plate, and gas is provided among guide pillar
Cylinder, cylinder are fixed on bottom plate with guide pin bushing, and cylinder rod connects with connecting plate.The device is real using pneumatic, hydraulic pressure and PLC technology
Existing automatic scraping mud.This device is only used for the cleaning of the square filter plate of comparison rule, if the filter plate for polygonized structure, rises and scrapes
Plate is difficult covering filter plate surface, realizes disposable cleaning completely.
A kind of full automatic pressure filter is disclosed in Patent No. CN267522Y, is related to a set of scraping mud system in the equipment
System, hydraulic pressure, pneumatic, PLC technology are employed, it is far and near and right to be configured with the sensing such as pressure transmitter, liquid level sensor, frequency converter
Main frame, plate pulling devices, mud and filter cloth cleaning device are scraped, panel turnover device, criticizes to each part progress computer such as conveyer and automatically controls,
Human-computer dialogue is realized, solves the sad filter of enterprise, the problem of difficult dehydration.Said structure, for smooth filter plate, it is possible to achieve one
Secondary cleaning, but have the non-flat configuration such as projection for filter plate surface, then multiple pneumatic equipment occurs, the repetition being cleaned multiple times
Operation, so as to reduce cleaning efficiency.
The content of the invention
The technical problem to be solved in the present invention is to provide the mud-scraping apparatus in a kind of sewage disposal device, and the device is for existing
There is the defects of technology, by carrying out piecemeal to scraper plate, and individually control every piece of propulsion and rotation control, coordinate water injector,
Realize and high-efficiency washing is carried out to polygon filter plate or non-flat entire filter plate, to improve operating efficiency.
In order to solve the above technical problems, the technical solution used in the present invention is：Mud is scraped in a kind of sewage disposal device
Device, it is characterised in that：Two sets of mud-scraping apparatus including crane and positioned at crane lower end, two sets of mud-scraping apparatus distinguish position
In the filter plate both sides to be cleaned placed vertically, mud-scraping apparatus together lifts with crane, be inside described filter plate by hypotenuse and
The square box frame plate of straight flange composition, boss is provided with framework plate surface, mud-scraping apparatus is provided with rotatable and flexible scraper plate, scraped
Plate coordinates all the time with filter plate irregular surface；Water injector is additionally provided with crane, water injector is with being located at crane side
Water inlet pipe connection, water injector and mud-scraping apparatus coordinate, filter plate are sprayed water and cleaned.
Such scheme is made further preferably, described mud-scraping apparatus includes mud-scraping frame and the rotation on mud-scraping frame
Flexible mud-scraping apparatus and linear telescopic mud-scraping apparatus, the lower end of wherein mud-scraping frame and crane are fixed, rotary extension mud-scraping apparatus
For two, respectively positioned at the both ends of mud-scraping frame, linear telescopic mud-scraping apparatus is distributed at the middle part of mud-scraping frame.
Make further preferred, described rotary extension mud-scraping apparatus to such scheme to scrape including rotation forces cylinder and rotation
Plate, wherein rotation forces cylinder are arranged at mud-scraping frame side by rotation forces substrate, and the telescopic end of rotation forces cylinder is provided with
Rotate pushing block, the rotation rotated contiguous block of pushing block and the axle cooperation that be rotatably connected, the axle that is rotatably connected pass through mud-scraping frame, and with positioned at scraping
The rotor segment connection of mud frame opposite side, form rotation forces cylinder driving rotor segment and rotate；The both sides of rotatable connection axle are set
There is rotating mechanism pusher cylinder, rotating mechanism pusher cylinder is fixed on mud-scraping frame, rotating mechanism pusher cylinder and rotation forces
Fixed between substrate, rotating mechanism pusher cylinder driving rotation forces substrate drives rotation forces cylinder driving rotor segment to put down
It is dynamic.
Such scheme is made further preferably, the both sides of described rotation forces substrate are provided with stroke inductor, stroke sense
Answer the translatory distance and the anglec of rotation of device monitoring rotor segment.
Such scheme to be made further preferably, described linear telescopic mud-scraping apparatus includes straight line cylinder and straight line scraper plate,
Wherein straight line cylinder is fixed on mud-scraping frame, and push pedal is set on straight line cylinder, and two guide rods, two guiding are provided with push pedal
Bar passes through mud-scraping frame, and is connected with straight line scraper plate, straight line cylinder driving push pedal and guide rod, makes straight line scraper plate translation.
Such scheme is made further preferably, the both sides of described push pedal are provided with stroke inductor, the monitoring of stroke inductor
The translatory distance of straight line scraper plate.
It is square structure such scheme to be made outside further preferred, described filter plate, is provided with two surfaces of filter plate
Octagonal cavity, wherein cavity are made up of four straight flanges and four hypotenuses, and through hole is provided with cavity center, around logical
Boss is provided with around hole.
Such scheme is made further preferably, described crane is provided with guider, and wherein guider is four
Bending plate, each bending plate are provided with one group of directive wheel, and four bending plates are individually fixed in crane lower end inside, and bending part
It is in splayed opening to divide, and guides filter plate to enter on the inside of crane when crane lifts.
Such scheme is made further preferably, described water injector is that pipeline forms with two groups of shower nozzles, wherein spraying
Head is arranged at the lower end inside of crane, and two groups of shower nozzles point to filter plates, pipe arrangement with the side of crane.
It is using beneficial effect caused by above-mentioned technical proposal：
（1）The present invention utilizes the rotation in mud-scraping apparatus to scrape mud and stretch and scrapes mud two ways, coordinates water injector cleaning,
Filter plate is scraped, realizes that the sludge strong to adhesive force on chamber pressure filter board carries out disposable thoroughly cleaning, reaches the effect of cleaning
Fruit；
（2）By carrying out piecemeal to scraper plate in the present invention, and every piece of propulsion and rotation control are individually controlled, coordinate water spray
Device, realize and high-efficiency washing is carried out to polygon filter plate or non-flat entire filter plate, to improve operating efficiency；
（3）By matching somebody with somebody to rotor segment using rotation forces cylinder and rotating mechanism pusher cylinder in the present invention, rotation is realized
Turn the rotation and translation of scraper plate, straight line scraper plate individually driven using straight line cylinder, and the amount of feeding is monitored by stroke inductor,
Automatically controlling for whole device is realized, is easy to clean automatically.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is Fig. 1 side coil view；
Fig. 3 is the structural representation of crane；
Fig. 4 is the structural representation of filter plate；
Fig. 5 is the structure and explosive view of mud-scraping apparatus；
Fig. 6 is another visual angle of the structure of mud-scraping apparatus and explosive view in Fig. 5；
In figure：1st, crane, 2, mud-scraping apparatus, 3, filter plate, 4, water inlet pipe, 5, guider, 6, water injector；
21st, rotary extension mud-scraping apparatus, 22, linear telescopic mud-scraping apparatus, 23, stroke inductor, 24, mud-scraping frame；
31st, straight flange A, 32, straight flange B, 33, hypotenuse A, 34, hypotenuse B, 35, hypotenuse C, 36, hypotenuse D, 37, boss A, 38, convex
Platform B, 39, boss C, 310, boss D；
210th, rotor segment, 211, rotation forces substrate, 213, rotation forces cylinder, 214, rotation pushing block, 215, rotation
Contiguous block, 216, rotatable connection axle, 217, rotating mechanism pusher cylinder, 218, rotary sleeve；
220th, straight line cylinder, 221, guide rod, 222, push pedal, 223, straight line scraper plate.
Embodiment
1 and 2 understand with reference to the accompanying drawings, the present invention is specially the mud-scraping apparatus in a kind of sewage disposal device, specifically includes liter
Frame 1 and two sets of mud-scraping apparatus 2 positioned at the lower end of crane 1 drop, and wherein crane 1 is frame structure, is driven and is located at by crossbeam
The two panels support frame of suspension in the middle part of crossbeam, two sets of mud-scraping apparatus 2 are located at the lower section of two panels support frame.During cleaning, two support frames
Between place filter plate 3, two sets mud-scraping apparatus 2 are located at the both sides of filter plate to be cleaned 3 placed vertically respectively, and mud-scraping apparatus 2 is with lifting
Frame 1 together lifts.Water injector 6 is additionally provided with crane 1, water injector 6 connects with the water inlet pipe 4 positioned at the side of crane 1
Logical, water injector 6 and mud-scraping apparatus 1 coordinate, and filter plate 3 is sprayed water and cleaned.
Mud-scraping apparatus in the present invention is the irregular filter plate used in chamber-type press filter primarily directed to filter plate 3, such as attached
Shown in Fig. 4, i.e. the outside of filter plate 3 is square structure, is provided with octagonal cavity on two surfaces of filter plate 3, wherein cavity be by
Four straight flanges and four hypotenuse compositions, are provided with through hole in cavity center, boss are provided with around through hole.In mud-scraping apparatus
Rotatable and flexible scraper plate is set on 2, and adjust scraper plate by rotation mode coordinates with hypotenuse, around excess convexity by way of flexible
Platform or into cavity, so as to ensure that scraper plate coordinates all the time with the irregular surface of filter plate 3, mud is scraped in completion, is reached and is once shaved, and is improved
Cleaning efficiency.
It is that mud-scraping apparatus 2 includes mud-scraping frame 24 and position in accompanying drawing 5 and 6 for the concrete structure of mud-scraping apparatus 2 in the present invention
In rotary extension mud-scraping apparatus 21 and linear telescopic mud-scraping apparatus 22 on mud-scraping frame 24, wherein mud-scraping frame 24 and crane 1
Lower end is fixed, and rotary extension mud-scraping apparatus 21 is two groups, respectively positioned at the both ends of mud-scraping frame 24, is set at the middle part of mud-scraping frame 24
4 groups of linear telescopic mud-scraping apparatus, 22,4 groups of linear telescopic mud-scraping apparatus 22 are arranged side by side on mud-scraping frame 24.
The structure of rotary extension mud-scraping apparatus 21 is wherein given in accompanying drawing 5, rotary extension mud-scraping apparatus 21 includes rotation
Pusher cylinder 213 and rotor segment 210, wherein rotation forces cylinder 213 are arranged at mud-scraping frame 24 by rotation forces substrate 211
Side, the telescopic end of rotation forces cylinder 213 are provided with rotation pushing block 214, the rotation rotated contiguous block 215 of pushing block 214 and rotation
Connecting shaft 216 coordinates, and rotatable connection axle 216 passes through mud-scraping frame 24, and with connecting positioned at the rotor segment 210 of the opposite side of mud-scraping frame 24
Connect, form rotation forces cylinder 213 and drive rotor segment 210 to rotate；The both sides of rotatable connection axle 216 promote provided with rotating mechanism
Cylinder 217, rotating mechanism pusher cylinder 217 are fixed on mud-scraping frame 24, rotating mechanism pusher cylinder 217 and rotation forces substrate
Fixed between 211, rotating mechanism pusher cylinder 217 drives rotation forces substrate 211 to drive rotation forces cylinder 213 to drive rotation
The translation of scraper plate 210.
The structure of linear telescopic mud-scraping apparatus 22 is wherein given in accompanying drawing 6, linear telescopic mud-scraping apparatus 22 includes straight line
Cylinder 220 and straight line scraper plate 223, wherein straight line cylinder 220 are fixed on mud-scraping frame 24, and push pedal is set on straight line cylinder 220
222, two guide rods 221 are provided with push pedal 222, two guide rods 221 pass through mud-scraping frame 24, and connect with straight line scraper plate 223
Connect, straight line cylinder 220 drives push pedal 222 and guide rod 221, makes the translation of straight line scraper plate 223.
In above-mentioned rotary extension mud-scraping apparatus 21 and linear telescopic mud-scraping apparatus 22, in order to translation and the row rotated
Cheng Jinhang is detected, and adds several stroke inductors 23, and the wherein both sides of rotation forces substrate 211 are provided with stroke inductor 23,
Stroke inductor 23 monitors the translatory distance and the anglec of rotation of rotor segment 210, and the both sides of push pedal 222 are provided with stroke inductor
23, stroke inductor 23 monitors the translatory distance of straight line scraper plate 223.By being matched somebody with somebody to rotor segment 210 using rotation forces cylinder
213 and rotating mechanism pusher cylinder 217, the rotation and translation of rotor segment are realized, straight line gas is individually used to straight line scraper plate 223
Cylinder 220 drives, and monitors the amount of feeding by stroke inductor 23, realizes automatically controlling for whole device, is easy to progress of adjusting the distance
Control, is mutually matched its movement travel and the structure of filter plate 3, is easy to control, while can adjust.
In addition, being provided with guider 5 in the present invention on crane 1, as shown in Figure 3, wherein guider 5 is four
Bending plate, each bending plate are provided with one group of directive wheel, and four bending plates are individually fixed in the lower end inside of crane 1, and bending
Part is in splayed opening, guides filter plate 3 to enter the inner side of crane 1 when crane 1 lifts.
As shown in Figure 3, the device is that pipeline forms with two groups of shower nozzles to water injector 6 in the present invention, wherein spraying
Head is arranged at the lower end inside of crane 1, and two groups of shower nozzles point to filter plates 3, pipe arrangement with the side of crane 1.
The specific cleaning process of the present invention is as follows：Crane 1 drives mud-scraping apparatus 2 to spray water while down moving, when
When mud-scraping apparatus 2 moves to the straight flange A31 of the cavity of filter plate 3, two Hes of rotary extension mud-scraping apparatus 21 on mud-scraping frame 24
Four linear telescopic mud-scraping apparatus 22 are all inserted below filter plate straight flange A31 together, and crane 1 continues to drive mud-scraping apparatus 2 past
Lower motion, when mud-scraping apparatus 2 moves to hypotenuse A33 lower sections corner, the rotation forces gas in rotary extension mud-scraping apparatus 21
Cylinder 213 drives rotor segment 210 to be rotated into horizontality, and mud is down scraped in continuation, when mud-scraping apparatus 2 moves to boss A37 and convex
When at platform B38, the middle two cathetus cylinder 220 of linear telescopic mud-scraping apparatus 22 driving straight line scraper plates 223 are retracted, and are avoided convex
Platform A37 and boss B38, when mud-scraping apparatus 2 has crossed boss A37 and boss B38, middle two linear telescopic mud-scraping apparatus 22
Filter plate 3 is automatically inserted into, mud is down scraped in continuation, and when mud-scraping apparatus is moved at boss C39 and boss D310, middle two straight
The flexible mud-scraping apparatus 22 of line is retracted automatically, avoids boss C39 and boss D310；When mud-scraping apparatus 2 has crossed boss C39 and boss
During D310, middle two linear telescopic mud-scraping apparatus 22 are automatically inserted into filter plate；Turn when mud-scraping apparatus is moved to above hypotenuse B34
When at angle, rotary extension mud-scraping apparatus 21 is rotated while down scrape mud, when mud-scraping apparatus moves to straight flange B32, rotation
Flexible mud-scraping apparatus 21 and rotary extension mud-scraping apparatus 22 are fully retracted into, and crane 1 rises, and that completes this filter plate 3 scrapes mud task,
Next piece of filter plate is moved to continue to scrape mud.
In above-mentioned cleaning process, scrape mud using the rotation in mud-scraping apparatus 2 and stretch and scrape mud two ways, coordinate water spray dress
Cleaning is put, scrapes filter plate, realizes that the sludge progress that adhesive force is strong on the chamber pressure filter board to surface imperfection is disposable thorough
Bottom is cleaned, and reaches the effect of cleaning.
It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (9)
- A kind of 1. mud-scraping apparatus in sewage disposal device, it is characterised in that：Including crane（1）And positioned at crane（1） Two sets of mud-scraping apparatus of lower end（2）, two sets of mud-scraping apparatus（2）Respectively positioned at the filter plate to be cleaned placed vertically（3）Both sides, scrape mud Device（2）With crane（1）Together lift, described filter plate（3）The square box frame plate that inside is made up of hypotenuse and straight flange, Framework plate surface is provided with boss, mud-scraping apparatus（2）It is provided with rotatable and flexible scraper plate, scraper plate and filter plate（3）Irregular table Face coordinates all the time；In crane（1）On be additionally provided with water injector（6）, water injector（6）With positioned at crane（1）Side is entered Water pipe（4）Connection, water injector（6）And mud-scraping apparatus（2）Coordinate, to filter plate（3）Sprayed water and cleaned.
- 2. the mud-scraping apparatus in a kind of sewage disposal device according to claim 1, it is characterised in that described scrapes mud dress Put（2）Including mud-scraping frame（24）And positioned at mud-scraping frame（24）On rotary extension mud-scraping apparatus（21）Mud dress is scraped with linear telescopic Put（22）, wherein mud-scraping frame（24）With crane（1）Lower end fix, rotary extension mud-scraping apparatus（21）For two, difference position In mud-scraping frame（24）Both ends, in mud-scraping frame（24）Middle part distribution linear telescopic mud-scraping apparatus（22）.
- 3. the mud-scraping apparatus in a kind of sewage disposal device according to claim 2, it is characterised in that described rotation is stretched Contracting mud-scraping apparatus（21）Including rotation forces cylinder（213）And rotor segment（210）, wherein rotation forces cylinder（213）Pass through Rotation forces substrate（211）It is arranged at mud-scraping frame（24）Side, rotation forces cylinder（213）Telescopic end be provided with rotation pushing block （214）, rotate pushing block（214）Rotated contiguous block（215）With the axle that is rotatably connected（216）Coordinate, be rotatably connected axle（216）Pass through Mud-scraping frame（24）, and with positioned at mud-scraping frame（24）The rotor segment of opposite side（210）Connection, form rotation forces cylinder（213） Drive rotor segment（210）Rotate；Be rotatably connected axle（216）Both sides be provided with rotating mechanism pusher cylinder（217）, rotating mechanism Pusher cylinder（217）It is fixed on mud-scraping frame（24）On, rotating mechanism pusher cylinder（217）With rotation forces substrate（211）Between It is fixed, rotating mechanism pusher cylinder（217）Drive rotation forces substrate（211）Drive rotation forces cylinder（213）Driving rotation Scraper plate（210）Translation.
- 4. the mud-scraping apparatus in a kind of sewage disposal device according to claim 3, it is characterised in that described rotation pushes away Dynamic substrate（211）Both sides be provided with stroke inductor（23）, stroke inductor（23）Monitor rotor segment（210）Translatory distance And the anglec of rotation.
- 5. the mud-scraping apparatus in a kind of sewage disposal device according to claim 2, it is characterised in that described straight line is stretched Contracting mud-scraping apparatus（22）Including straight line cylinder（220）With straight line scraper plate（223）, wherein straight line cylinder（220）It is fixed on mud-scraping frame （24）On, straight line cylinder（220）Upper setting push pedal（222）, in push pedal（222）It is provided with two guide rods（221）, two guiding Bar（221）Through mud-scraping frame（24）, and with straight line scraper plate（223）Connection, straight line cylinder（220）Drive push pedal（222）And guiding Bar（221）, make straight line scraper plate（223）Translation.
- 6. the mud-scraping apparatus in a kind of sewage disposal device according to claim 5, it is characterised in that described push pedal （222）Both sides be provided with stroke inductor（23）, stroke inductor（23）Monitor straight line scraper plate（223）Translatory distance.
- 7. the mud-scraping apparatus in a kind of sewage disposal device according to claim 1, it is characterised in that described filter plate（3） Outside is square structure, in filter plate（3）Two surfaces be provided with octagonal cavity, wherein cavity is by four straight flanges and four Hypotenuse forms, and is provided with through hole in cavity center, boss is provided with around through hole.
- 8. the mud-scraping apparatus in a kind of sewage disposal device according to claim 1, it is characterised in that described crane （1）It is provided with guider（5）, wherein guider（5）For four bending plates, each bending plate is provided with one group of directive wheel, Four bending plates are individually fixed in crane（1）Lower end inside, and dogleg section is in splayed opening, in crane（1）Lifting When guide filter plate（3）Into crane（1）Inner side.
- 9. the mud-scraping apparatus in a kind of sewage disposal device according to claim 1, it is characterised in that described water spray dress Put（6）It is that pipeline forms with two groups of shower nozzles, wherein shower nozzle is arranged at crane（1）Lower end inside, two groups of shower nozzles point to Filter plate（3）, pipe arrangement with crane（1）Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255805.XU CN206881230U (en) | 2017-05-15 | 2017-05-15 | A kind of mud-scraping apparatus in sewage disposal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255805.XU CN206881230U (en) | 2017-05-15 | 2017-05-15 | A kind of mud-scraping apparatus in sewage disposal device |
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| Publication Number | Publication Date |
|---|---|
| CN206881230U true CN206881230U (en) | 2018-01-16 |
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ID=61328479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720255805.XU Expired - Fee Related CN206881230U (en) | 2017-05-15 | 2017-05-15 | A kind of mud-scraping apparatus in sewage disposal device |
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| CN (1) | CN206881230U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107042027A (en) * | 2017-05-15 | 2017-08-15 | 广州铭远机械设备有限公司 | A kind of mud-scraping apparatus in sewage disposal device |
| CN110902968A (en) * | 2019-12-11 | 2020-03-24 | 金艺炜 | Cotton yarn printing and dyeing sewage treatment method |
-
2017
- 2017-05-15 CN CN201720255805.XU patent/CN206881230U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107042027A (en) * | 2017-05-15 | 2017-08-15 | 广州铭远机械设备有限公司 | A kind of mud-scraping apparatus in sewage disposal device |
| CN110902968A (en) * | 2019-12-11 | 2020-03-24 | 金艺炜 | Cotton yarn printing and dyeing sewage treatment method |
| CN110902968B (en) * | 2019-12-11 | 2020-12-22 | 浙江旺盛控股集团股份有限公司 | Cotton yarn printing and dyeing sewage treatment method |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180116 Termination date: 20200515 |