CN106823510A - A kind of bridge filter - Google Patents
A kind of bridge filter Download PDFInfo
- Publication number
- CN106823510A CN106823510A CN201710018951.5A CN201710018951A CN106823510A CN 106823510 A CN106823510 A CN 106823510A CN 201710018951 A CN201710018951 A CN 201710018951A CN 106823510 A CN106823510 A CN 106823510A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- filter
- core
- drive pulley
- installation cavity
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims 1
- 230000008450 motivation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 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
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- 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
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
- B01D29/72—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of bridge filter, including the installation cavity being arranged on below bridge pavement, the surface of installation cavity is inserted with the first core, the positive and negative of installation cavity is crossed respectively in the two ends of the first core, the two ends of the first core have been respectively fixedly connected with cam, and the both sides of installation cavity have been fixedly connected with connecting rod, and the top of connecting rod is fixedly connected with cross bar, the lower surface of cross bar is fixedly connected with two fore-sets, and the bottom of two fore-sets is cased with filter.The present invention is by setting cross bar, fore-set and elastic component, so that filter can only be moved in above-below direction, and filter is forced in by elastic component, strengthen the vibrating effect of filter, by increasing its vibrating effect, allow to be stuck in a part of foul in mesh and gone out by shake by shaking, by setting fan-shaped tooth-like wheel, ring gear and upper frame, when making fan-shaped tooth-like wheel turn, drive upper frame to do in the vertical direction together and move repeatedly, so that periodically admittance screen pack.
Description
Technical field
The present invention relates to bridge field, specially a kind of bridge filter.
Background technology
Setting drainage arrangement is needed on bridge carries out lower row to the ponding on bridge floor, and current ponding is general directly by lower water
Road is entered in river, and containing the booty that volume is larger in the ponding of lower row, the easily obstruction sewer that accumulates over a long period is, it is necessary to often
Cleaning, causes maintenance cost higher, and can influence lower row's speed of ponding, and bridge deck traffic is adversely affected.
The content of the invention
It is an object of the invention to provide a kind of bridge filter, there is automatic cleaning, to solve lower water
Road easily blocks, and influences the problem of drainage efficiency.
To achieve the above object, the present invention provides following technical scheme：A kind of bridge filter, including it is arranged on bridge
Installation cavity below beam road surface, the surface of the installation cavity is inserted with the first core, and peace is crossed at the two ends of first core respectively
The positive and negative behaveing affectedly, the two ends of first core have been respectively fixedly connected with cam, and the both sides of the installation cavity are fixedly connected with
The top for having connecting rod, the connecting rod is fixedly connected with cross bar, and the lower surface of the cross bar is fixedly connected with two fore-sets, and
The bottom of two fore-sets is cased with filter, and the surface of the fore-set is cased with elastic component, the two ends of the elastic component respectively with cross bar
Lower surface and the surface of filter touch, the filter is touched with cam, and the surface of first core is also fixedly connected
There is the first drive pulley, first drive pulley is connected by the first transmission belt and the second drive pulley, described second
The circle centre position of drive pulley is inserted with the second core, and second core is inserted in the surface of installation cavity, the surface of second core
Fan-shaped tooth-like wheel is also cased with, the fan-shaped tooth-like wheel is engaged with ring gear, the ring gear passes through drive link and is arranged in installation cavity
The upper frame in portion is fixedly connected.
Preferably, the filter includes sidebar, and the both sides of the sidebar upper surface offer perforate, and the fore-set is inserted
In perforate, the bottom of the sidebar backing is fixedly connected with screen pack, and the two sides of the sidebar have been fixedly connected with supporting
Bar, the support rod is touched with cam.
Preferably, the fan-shaped tooth-like wheel includes wheel body, and the side of the wheel body is fixedly connected with the first uncinus.
Preferably, the ring gear includes outer layer ring, and the both sides of the outer layer ring backing have been fixedly connected with the second uncinus, institute
The second uncinus is stated to be engaged with the first uncinus.
Preferably, the upper frame includes base, and the upper surface of the base is fixedly connected with inserted link, the upper end of the inserted link
It is narrow flat, and the size of inserted link bottom and the mesh size of screen pack are identical.
Preferably, the electric device includes motor, and the 3rd drive pulley is fixedly connected with the motor, described
3rd drive pulley is connected by the second transmission belt and the 4th drive pulley, and the 4th drive pulley is connected to second turn
On core.
Compared with prior art, the invention has the advantages that：
1st, the present invention is by setting cross bar, fore-set and elastic component so that filter can only be moved in above-below direction, and be passed through
Elastic component forces in filter, strengthens the vibrating effect of filter, by increasing its vibrating effect, makes to be stuck in mesh
A part of foul can be gone out by shaking by shake.
2nd, the present invention is by setting filter and cam, cam in turn, can gradually by filter jack-up, when turn extremely
Difference site, filter falls down under own wt and elastic component active force, so that filter shakes, is shaken by filter
So that foul shakes, so that foul is fully filtered, and a part can be made to be stuck in the foul in screen pack by vibrations
Drop out.
3rd, by setting fan-shaped tooth-like wheel, ring gear and upper frame, when making fan-shaped tooth-like wheel turn, the first uncinus is successively for the present invention
It is engaged with two the second uncinus, and with fan-shaped tooth-like wheel turn, ring gear is done in the vertical direction and move repeatedly, and drives top
Frame does move repeatedly together in the vertical direction, and when upper frame moves to poor position, the inserted link on upper frame is inserted into the net of screen pack
Intraocular, by the foul ejection in mesh, so that regularly admittance screen pack.
4th, the present invention avoids screen pack from blocking by admittance filter, improves filter efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of front view of the present invention；
Fig. 2 is the part section structural representation of side view of the present invention；
Fig. 3 is the attachment structure schematic diagram of sector tooth-like wheel of the invention and ring gear；
Fig. 4 is the structural representation of filter of the present invention.
In figure：1 installation cavity, 2 first cores, 3 cams, 4 connecting rods, 5 cross bars, 6 fore-sets, 7 filters, 71 sidebars, 72 are opened
Hole, 73 screen packs, 74 support rods, 8 elastic components, 9 first drive pulleys, 10 first transmission belts, 12 second drive pulleys, 11 second
Core, 13 fan-shaped tooth-like wheels, 131 wheel bodys, 132 first uncinus, 14 ring gears, 141 outer layer rings, 142 second uncinus, 15 drive links,
16 upper frames, 161 bases, 162 inserted links, 19 electric devices, 191 motor, 192 the 3rd drive pulleys, 193 second transmission belts, 194
4th drive pulley.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-4 are referred to, the present invention provides a kind of technical scheme：A kind of bridge filter, including it is arranged on bridge
Installation cavity 1 below road surface, the surface of installation cavity 1 is inserted with the first core 2, and installation cavity 1 is crossed at the two ends of the first core 2 respectively
Positive and negative, the two ends of the first core 2 have been respectively fixedly connected with cam 3, and poor position is formed by the surface of cam 3, make the turn one of cam 3
, because difference position forms vibrations, the both sides of installation cavity 1 have been fixedly connected with connecting rod 4, set connecting rod 4 and support for Zhou Shi, filter 7
Cross bar 5 is played, the top of connecting rod 4 is fixedly connected with cross bar 5, and the lower surface of cross bar 5 is fixedly connected with two fore-sets 6, by setting
Put two fore-sets 6 so that filter 7 can only be shaken in above-below direction, and the bottom of two fore-sets 6 is cased with filter 7, top
The surface of post 6 is cased with elastic component 8, and the two ends of elastic component 8 touch with the lower surface of cross bar 5 and the surface of filter 7, pass through respectively
Elastic component 8 is set, elastic component 8 is pushed down on filter 7, filter 7 is moved down in the poor position due to the surface of cam 3
When, strengthen shockproofness, make the foul in mesh be more easy to be shaken, filter 7 is touched with cam 3, and filter 7 includes sidebar
71, the both sides of the upper surface of sidebar 71 offer perforate 72, and fore-set 6 is inserted in perforate 72, and the bottom of the backing of sidebar 71 is fixed and connected
Screen pack 73 is connected to, setting screen pack 73 is used to filter foul, foul of different sizes is filtered into two by screen pack 73
Individual part, the two sides of sidebar 71 have been fixedly connected with support rod 74, and support rod 74 is touched with cam 3, by setting support rod
74 are used to support filter 7, and the surface of the first core 2 is also fixedly connected with the first drive pulley 9, and the first drive pulley 9 passes through
First transmission belt 10 is connected with the second drive pulley 12, and the second drive pulley 12 is driven when rotating by the first transmission belt 10
The turn of first drive pulley 9, the circle centre position of the second drive pulley 12 is inserted with the second core 11, and the second core 11 is inserted in installation cavity 1
Surface, the surface of the second core 11 is also cased with fan-shaped tooth-like wheel 13, and fan-shaped tooth-like wheel 13 includes wheel body 131, the side of wheel body 131
Face is fixedly connected with the first uncinus 132, and fan-shaped tooth-like wheel 13 is engaged with ring gear 14, and ring gear 14 includes outer layer ring 141, outer layer ring
The both sides of 141 backings have been fixedly connected with the second uncinus 142, and the second uncinus 142 is engaged with the first uncinus 132, the turn of wheel body 131
When, the first uncinus 132 is successively engaged with two the second uncinus 142 respectively, and with the turn of wheel body 131, drives on outer layer ring 141
Lower back and forth movement, ring gear 14 is fixedly connected by drive link 15 with the upper frame 16 being arranged on inside installation cavity 1, and upper frame 16 includes bottom
Seat 161, the upper surface of base 161 is fixedly connected with inserted link 162, and the upper end of inserted link 162 is narrow flat, and the bottom of inserted link 162 size
Mesh size with screen pack 73 is identical, the foul blocked in mesh is ejected completely, the second core 11 also with it is electronic
Device 19 is connected, and electric device 19 includes motor 191, and the 3rd drive pulley 192 is fixedly connected with motor 191,
3rd drive pulley 192 is connected by the second transmission belt 193 with the 4th drive pulley 194, and the 4th drive pulley 194 is connected
On the second core 11, when motor 191 works, the 3rd drive pulley 192 is driven to rotate, the 3rd drive pulley 192 is by the
Two transmission belt 193 drives the 4th drive pulley 194 to rotate, and the 4th drive pulley 194 drives the second core 11 to rotate, that is, drive the
Two drive pulleys 12 are rotated, and the second drive pulley 12 drives the first drive pulley 9 to rotate by the first transmission belt 10, so as to start
Whole device.
During operation, the flowing water of road table is descending with foul, and part foul is stuck in filter 7, starts motor 191, the
Three drive pulley 192 drives the 4th drive pulley 194 to rotate, so that the second core 11 is rotated, the second core 11 drives sector
Shape wheel 13 is rotated, and fan-shaped tooth-like wheel 13 drives the ring gear 14 being engaged with it to be moved up and down, and then drives on upper frame 16
Lower back and forth movement, regular admittance screen pack 73 is moved by upper frame 16 up and down, and the second core 11 drives the second drive pulley
12 rotate, and the second drive pulley 12 drives the first drive pulley 9 to rotate, and the first drive pulley 9 drives the first core 2 to rotate, from
And the band turn of moving cam 3, by the turn of cam 3, filter 7 is first gradually increasing, when turn is to difference position position, filter 7
Shaken downwards under own wt and the resilient force of elastic component 8, foul is shaken, made smaller than the mesh size of screen pack 73 dirty
Thing is filtered out, and small-sized foul falls into the middle of sewer and do not result in sewer obstruction, remains in the larger of the surface of filter 7
Foul by artificial periodic cleaning, both met the demand of bridge deck drainage, sewer is solved again because larger dirty
Thing and the obstructing problem that causes.
In sum：1st, the present invention is by setting cross bar 5, fore-set 6 and elastic component 8 so that filter 7 can only be in upper and lower
To moving, and filter 7 is forced in by elastic component 8, strengthen the vibrating effect of filter, effect is shaken by increasing its
Really, allow to be stuck in a part of foul in mesh to be gone out by shake by shaking.
2nd, by setting filter 7 and cam 3, cam 3 can work as rotation to the present invention in turn gradually by the jack-up of filter 7
Move to poor site, filter 7 falls down under own wt and the active force of elastic component 8, so that filter 7 shakes, by mistake
Filter 7 shakes and causes foul vibrations, so that foul is fully filtered, and by vibrations a part can be made to be stuck in mesh
Foul drop out.
3rd, the present invention is by setting fan-shaped tooth-like wheel 13, ring gear 14 and upper frame 16, when making fan-shaped 13 turn of tooth-like wheel, first
The priority of uncinus 132 and two the second uncinus 142 are engaged, and with the turn of fan-shaped tooth-like wheel 13, make ring gear 14 in the vertical direction
Do and move repeatedly, and drive upper frame 16 to do in the vertical direction together and move repeatedly, when upper frame 16 moves to poor position, upper frame 16
On inserted link 162 be inserted into the mesh of screen pack 73, by mesh foul ejection so that regularly admittance screen pack 73.
4th, the present invention avoids screen pack 73 from blocking by admittance filter 7, improves filter efficiency.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (6)
1. a kind of bridge filter, including it is arranged on the installation cavity below bridge pavement（1）, it is characterised in that：The peace
It behave affectedly（1）Surface be inserted with the first core（2）, first core（2）Two ends cross installation cavity respectively（1）Positive and negative,
First core（2）Two ends be respectively fixedly connected with cam（3）, the installation cavity（1）Both sides be fixedly connected with company
Extension bar（4）, the connecting rod（4）Top be fixedly connected with cross bar（5）, the cross bar（5）Lower surface be fixedly connected with two
Individual fore-set（6）, and two fore-sets（6）Bottom be cased with filter（7）, the fore-set（6）Surface be cased with elastic component（8）, institute
State elastic component（8）Two ends respectively with cross bar（5）Lower surface and filter（7）Surface touch, the filter（7）With it is convex
Wheel（3）Touch, first core（2）Surface be also fixedly connected with the first drive pulley（9）, first drive pulley
（9）By the first transmission belt（10）With the second drive pulley（12）Drive connection, second drive pulley（12）Circle centre position
It is inserted with the second core（11）, second core（11）It is inserted in installation cavity（1）Surface, second core（11）Surface also
It is cased with fan-shaped tooth-like wheel（13）, the fan-shaped tooth-like wheel（13）With ring gear（14）Occlusion, the ring gear（14）By drive link
（15）Be arranged on installation cavity（1）Internal upper frame（16）It is fixedly connected.
2. a kind of bridge filter according to claim 1, it is characterised in that：The filter（7）Including sidebar
（71）, the sidebar（71）The both sides of upper surface offer perforate（72）, the fore-set（6）It is inserted in perforate（72）It is interior, it is described
Sidebar（71）The bottom of backing is fixedly connected with screen pack（73）, the sidebar（71）Two sides be fixedly connected with support rod
（74）, the support rod（74）With cam（3）Touch.
3. a kind of bridge filter according to claim 1, it is characterised in that：The fan-shaped tooth-like wheel（13）Including
Wheel body（131）, the wheel body（131）Side be fixedly connected with the first uncinus（132）.
4. a kind of bridge filter according to claim 1, it is characterised in that：The ring gear（14）Including outer layer ring
（141）, the outer layer ring（141）The both sides of backing have been fixedly connected with the second uncinus（142）, second uncinus（142）With
First uncinus（132）Occlusion.
5. a kind of bridge filter according to claim 1, it is characterised in that：The upper frame（16）Including base
（161）, the base（161）Upper surface be fixedly connected with inserted link（162）, the inserted link（162）Upper end it is narrow flat, and inserted link
（162）The size and screen pack of bottom（73）Mesh size it is identical.
6. a kind of bridge filter according to claim 1, it is characterised in that：The electric device（19）Including electricity
Motivation（191）, the motor（191）On be fixedly connected with the 3rd drive pulley（192）, the 3rd drive pulley（192）
By the second transmission belt（193）With the 4th drive pulley（194）Drive connection, the 4th drive pulley（194）It is connected to
Two cores（11）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710018951.5A CN106823510A (en) | 2017-01-11 | 2017-01-11 | A kind of bridge filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710018951.5A CN106823510A (en) | 2017-01-11 | 2017-01-11 | A kind of bridge filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106823510A true CN106823510A (en) | 2017-06-13 |
Family
ID=59118242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710018951.5A Pending CN106823510A (en) | 2017-01-11 | 2017-01-11 | A kind of bridge filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106823510A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111228870A (en) * | 2020-02-15 | 2020-06-05 | 梁红雨 | Municipal sewage treatment method |
| CN111249803A (en) * | 2020-02-20 | 2020-06-09 | 曹鹏飞 | Multi-mode and parallel sedimentation equipment based on mine sewage |
| CN111549894A (en) * | 2020-05-12 | 2020-08-18 | 胡丹萍 | A connecting pipe device that is used for sustainable interception of sewage treatment to discharge debris |
| CN112076506A (en) * | 2020-08-17 | 2020-12-15 | 孙新华 | Industrial sewage treatment device capable of utilizing water energy |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1636018A1 (en) * | 1989-04-11 | 1991-03-23 | Предприятие П/Я В-8221 | Vibration filter |
| CN2201520Y (en) * | 1994-04-29 | 1995-06-21 | 王政玉 | Rotary and reciprocating movement converting device |
| CN103520977A (en) * | 2013-10-24 | 2014-01-22 | 东君乳业（禹城）有限公司 | Longitudinal oscillation filter |
| CN204159111U (en) * | 2014-09-28 | 2015-02-18 | 广元市帆舟食品有限责任公司 | A kind of starch vibrations filter |
| CN204193602U (en) * | 2014-10-31 | 2015-03-11 | 湖州核宏机械有限公司 | For the screen pack of filter |
| CN204767670U (en) * | 2015-05-30 | 2015-11-18 | 安徽美琳建筑材料有限公司 | A filter equipment for coating filtration equipment |
| CN105780859A (en) * | 2016-05-01 | 2016-07-20 | 张萍 | Air-water production machine with air purifying function |
-
2017
- 2017-01-11 CN CN201710018951.5A patent/CN106823510A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1636018A1 (en) * | 1989-04-11 | 1991-03-23 | Предприятие П/Я В-8221 | Vibration filter |
| CN2201520Y (en) * | 1994-04-29 | 1995-06-21 | 王政玉 | Rotary and reciprocating movement converting device |
| CN103520977A (en) * | 2013-10-24 | 2014-01-22 | 东君乳业（禹城）有限公司 | Longitudinal oscillation filter |
| CN204159111U (en) * | 2014-09-28 | 2015-02-18 | 广元市帆舟食品有限责任公司 | A kind of starch vibrations filter |
| CN204193602U (en) * | 2014-10-31 | 2015-03-11 | 湖州核宏机械有限公司 | For the screen pack of filter |
| CN204767670U (en) * | 2015-05-30 | 2015-11-18 | 安徽美琳建筑材料有限公司 | A filter equipment for coating filtration equipment |
| CN105780859A (en) * | 2016-05-01 | 2016-07-20 | 张萍 | Air-water production machine with air purifying function |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111228870A (en) * | 2020-02-15 | 2020-06-05 | 梁红雨 | Municipal sewage treatment method |
| CN111249803A (en) * | 2020-02-20 | 2020-06-09 | 曹鹏飞 | Multi-mode and parallel sedimentation equipment based on mine sewage |
| CN111549894A (en) * | 2020-05-12 | 2020-08-18 | 胡丹萍 | A connecting pipe device that is used for sustainable interception of sewage treatment to discharge debris |
| CN111549894B (en) * | 2020-05-12 | 2021-08-31 | 嘉兴新博信息科技有限公司 | A connecting pipe device that is used for sustainable interception of sewage treatment to discharge debris |
| CN112076506A (en) * | 2020-08-17 | 2020-12-15 | 孙新华 | Industrial sewage treatment device capable of utilizing water energy |
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Application publication date: 20170613 |
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| RJ01 | Rejection of invention patent application after publication |