CN107254837B - A kind of bridge filter device - Google Patents
A kind of bridge filter device Download PDFInfo
- Publication number
- CN107254837B CN107254837B CN201710019087.0A CN201710019087A CN107254837B CN 107254837 B CN107254837 B CN 107254837B CN 201710019087 A CN201710019087 A CN 201710019087A CN 107254837 B CN107254837 B CN 107254837B
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- 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.)
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Links
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000012806 monitoring device Methods 0.000 claims description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
- B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
- B01D33/0346—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements
- B01D33/0353—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/52—Regenerating the filter material in the filter by forces created by movement of the filter element
- B01D33/54—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
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 devices, including being arranged in bridge pavement installation cavity below, the surface of installation cavity is inserted with the first core, the front and back sides of installation cavity are crossed respectively in the both ends of first core, the both ends of first core have been respectively fixedly connected with cam, and the two sides of installation cavity are fixedly connected to connecting rod, and the top of connecting rod is fixedly connected with cross bar, the lower surface of cross bar is fixedly connected there are two top pillar, and the bottom end of two top pillars is cased with filter.The present invention passes through setting cross bar, top pillar and elastic component, so that filter can only be moved in above-below direction, and filter is forced in by elastic component, the vibrating effect for reinforcing filter device allows to be stuck in a part of foul in mesh and is shaken out by vibration by increasing its vibrating effect, by the way that fan-shaped tooth-like wheel, ring gear and upper frame is arranged, it when making fan-shaped tooth-like wheel turn, drives upper frame to do in the up-down direction together and moves repeatedly, thus periodically admittance filter screen.
Description
Technical field
The present invention relates to bridge field, specially a kind of bridge filter device.
Background technique
It needs to be arranged drainage arrangement on bridge and lower row is carried out to the ponding on bridge floor, ponding is generally directly by being lauched at present
Road is discharged into river water, and contains the biggish booty of volume in the ponding of lower row, is accumulated over a long period and is easy obstruction sewer, needs often
Cleaning, causes higher maintenance cost, and will affect lower row's speed of ponding, adversely affects to bridge deck traffic.
Summary of the invention
The purpose of the present invention is to provide a kind of bridge filter device, have the advantages that clear up automatically, to solve sewer
The problem of easily blocking, influencing drainage efficiency.
To achieve the above object, the invention provides the following technical scheme: a kind of bridge filter device, including it is arranged in bridge
Road surface installation cavity below, the surface of the installation cavity are inserted with the first core, and installation is crossed at the both ends of first core respectively
The front and back sides of chamber, the both ends of first core have been respectively fixedly connected with cam, and the two sides of the installation cavity are fixedly connected to
Connecting rod, the top of the connecting rod are fixedly connected with cross bar, and the lower surface of the cross bar is fixedly connected there are two top pillar, and two
The bottom end of a top pillar is cased with filter, and the surface of the top pillar is cased with elastic component, the both ends of the elastic component respectively with cross bar
Lower surface and the surface of filter touch, and the filter is touched with cam, and the surface of first core is also fixedly connected with
First drive pulley, first drive pulley are sequentially connected by the first transmission belt and the second drive pulley, and described second passes
The center point of movable belt pulley is inserted with the second core, and second core is inserted in the surface of installation cavity, and the surface of second core is also
It is cased with fan-shaped tooth-like wheel, the sector tooth-like wheel is engaged with ring gear, and the ring gear is by drive rod and is arranged inside installation cavity
Upper frame be fixedly connected, be provided with monitoring device on the cam.
Preferably, the filter includes sidebar, and the two sides of the sidebar upper surface offer aperture, and the top pillar is inserted
In aperture, the bottom of the sidebar backing is fixedly connected with filter screen, and the two sides of the sidebar are fixedly connected to bearing
Bar, the support rod are 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 two sides of the outer layer ring backing are fixedly connected to the second uncinus, institute
The second uncinus is stated to be engaged with the first uncinus.
Preferably, the upper frame includes pedestal, and the upper surface of the pedestal is fixedly connected with inserted link, the upper end of the inserted link
It is narrow flat, and the size of inserted link bottom is identical as the mesh size of filter screen.
Preferably, the electric device includes motor, and third drive pulley is fixedly connected on the motor, described
Third drive pulley is sequentially connected by the second transmission belt and the 4th drive pulley, and the 4th drive pulley is connected to second turn
On core.
Preferably, the monitoring device being arranged on the cam is vibration monitoring device, and the monitoring device can perceive described
Whether cam is working, and the cross bar upper surface is provided with warning lamp, and message is passed to the warning lamp by the monitoring device
And it is bright to control the warning lamp, indicates that device is working properly.
Compared with prior art, the invention has the following advantages:
1, the present invention is by setting cross bar, top pillar and elastic component, so that filter can only be moved in above-below direction, and
Filter is forced in by elastic component, reinforces the vibrating effect of filter device, by increasing its vibrating effect, makes to be stuck in mesh
Interior a part of foul can be shaken out by vibration.
2, by setting filter and cam, cam can gradually jack up filter the present invention in turn, when turn extremely
Poor site, filter are fallen down under own wt and elastic component active force, so that filter shakes, are shaken by filter
So that foul shakes, so that foul sufficiently filters, and a part can be made to be stuck in the foul in filter screen by vibration
It drops out.
3, the present invention is by being arranged fan-shaped tooth-like wheel, ring gear and upper frame, and when making fan-shaped tooth-like wheel turn, the first uncinus is successive
It is engaged with two the second uncinus, and with fan-shaped tooth-like wheel turn, does ring gear in the up-down direction and move repeatedly, and drive top
Frame does in the up-down direction move repeatedly together, and when upper frame moves to poor position, the inserted link on upper frame is inserted into the net of filter screen
Intraocularly, the foul in mesh is ejected, thus regularly admittance filter screen.
4, the present invention avoids filter screen from blocking by admittance filter, improves filter efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of front view of the present invention；
Fig. 2 is the partial profile structure of side view of the present invention；
Fig. 3 is the attachment structure schematic diagram of the present invention fan-shaped tooth-like wheel and ring gear；
Fig. 4 is the structural schematic diagram of filter of the present invention.
In figure: 1 installation cavity, 2 first cores, 3 cams, 4 connecting rods, 5 cross bars, 6 top pillars, 7 filters, 71 sidebars, 72 are opened
Hole, 73 filter screens, 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 rods,
16 upper frames, 161 pedestals, 162 inserted links, 19 electric devices, 191 motor, 192 third drive pulleys, 193 second transmission belts, 194
4th drive pulley, 21 warning lamps, 22 monitoring devices.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of bridge filter device, including be arranged in bridge road
Face installation cavity 1 below, the surface of installation cavity 1 are inserted with the first core 2, and installation cavity 1 is being crossed just in the both ends of the first core 2 respectively
The both ends of reverse side, the first core 2 have been respectively fixedly connected with cam 3, form poor position by 3 surface of cam, make 3 turn of cam one week
When, filter 7 is because poor position forms vibration, and the two sides of installation cavity 1 are fixedly connected to connecting rod 4, and setting connecting rod 4 supports
Cross bar 5, the top of connecting rod 4 are fixedly connected with cross bar 5, and the lower surface of cross bar 5 is fixedly connected with that there are two top pillars 6, pass through setting
Two top pillars 6, so that filter 7 can only be shaken in above-below direction, and the bottom end of two top pillars 6 is cased with filter 7, top pillar
6 surface is cased with elastic component 8, and surface of the both ends of elastic component 8 respectively with the lower surface of cross bar 5 and filter 7 touches, by setting
Elastic component 8 is set, elastic component 8 is made to push down on filter 7, makes filter 7 when the poor position due to 3 surface of cam moves down,
Reinforce shockproofness, the foul in mesh is made to be easier to be shaken out, filter 7 is touched with cam 3, and filter 7 includes sidebar 71, side
The two sides of 71 upper surface of column offer aperture 72, and top pillar 6 is inserted in aperture 72, and the bottom of 71 backing of sidebar was fixedly connected with
Strainer 73, setting filter screen 73 are used to filter foul, and foul of different sizes is made to be filtered into two parts by filter screen 73,
The two sides of sidebar 71 are fixedly connected to support rod 74, and support rod 74 is touched with cam 3, by setting support rod 74 for branch
Filter 7 is held, 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 the first transmission
Band 10 and the second drive pulley 12 are sequentially connected, and drive the first transmission by the first transmission belt 10 when the second drive pulley 12 rotates
9 turn of belt wheel, the center point of the second drive pulley 12 are inserted with the second core 11, and the second core 11 is inserted in the surface of installation cavity 1, the
The surface of two cores 11 is also cased with fan-shaped tooth-like wheel 13, and fan-shaped tooth-like wheel 13 includes wheel body 131, and the side of wheel body 131 is fixed to be connected
It is connected to the first uncinus 132, fan-shaped tooth-like wheel 13 is engaged with ring gear 14, and ring gear 14 includes outer layer ring 141,141 backing of outer layer ring
Two sides are fixedly connected to the second uncinus 142, and the second uncinus 142 is engaged with the first uncinus 132, when 131 turn of wheel body, the first edge
Tooth 132 is successively engaged with two the second uncinus 142 respectively, and with 131 turn of wheel body, outer layer ring 141 is driven to transport up and down
Dynamic, ring gear 14 is fixedly connected by drive rod 15 with the upper frame 16 being arranged in inside installation cavity 1, and upper frame 16 includes pedestal 161, bottom
The upper surface of seat 161 is fixedly connected with inserted link 162, and the upper end of inserted link 162 is narrow flat, and the size and filter screen of 162 bottom of inserted link
73 mesh size is identical, ejects the foul blocked in mesh completely, and the second core 11 is also passed with electric device 19
Dynamic connection, electric device 19 include motor 191, and third drive pulley 192, third transmission are fixedly connected on motor 191
Belt wheel 192 is sequentially connected by the second transmission belt 193 and the 4th drive pulley 194, and the 4th drive pulley 194 is connected to second turn
On core 11, when motor 191 works, third drive pulley 192 is driven to rotate, third drive pulley 192 passes through the second transmission belt
193 drive the rotation of the 4th drive pulley 194, and the 4th drive pulley 194 drives the rotation of the second core 11, that is, drives the second transmission belt
12 rotation of wheel, the second drive pulley 12 drive the rotation of the first drive pulley 9 by the first transmission belt 10, thus the entire dress of starting
It sets, monitoring device 22 is provided on the cam 3, the monitoring device 22 being arranged on the cam 3 is vibration monitoring device, described
Monitoring device 22 can perceive whether the cam 3 is working, and 5 upper surface of cross bar is provided with warning lamp 21, the monitoring dress
It sets 22 and message is passed into the warning lamp 21 and to control the warning lamp 21 bright, indicate that device is working properly.
When operation, with foul downlink, part foul is stuck in filter 7 flowing water of road table, starts motor 191, the
Three drive pulleys 192 drive the rotation of the 4th drive pulley 194, so that the second core 11 rotates, the second core 11 drives sector
Shape wheel 13 rotates, 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 moves regular admittance filter screen 73 by upper frame 16 up and down, and the second core 11 drives the second drive pulley
12 rotations, the second drive pulley 12 drive the rotation of the first drive pulley 9, and the first drive pulley 9 drives the rotation of the first core 2, from
And with 3 turn of moving cam, by 3 turn of cam, it is gradually increasing filter 7 first, when turn is to poor position position, filter 7
It is shaken downwards under 8 resilient force of own wt and elastic component, foul is shaken, made smaller than 73 mesh size of filter screen dirty
Object filters out, and small-sized foul, which is fallen into sewer, not will cause sewer obstruction, remains in the larger of 7 surface of filter
Foul the demand of bridge deck drainage is not only met by artificial periodic cleaning, but also solve sewer because biggish dirty
Object and caused by obstructing problem.
In summary: 1, the present invention is by setting cross bar 5, top pillar 6 and elastic component 8, so that filter 7 can only be in upper and lower
Filter 7 is forced in being moved, and by elastic component 8, reinforces the vibrating effect of filter device, is imitated by increasing its vibration
Fruit allows to be stuck in a part of foul in mesh and is shaken out by vibration.
2, by setting filter 7 and cam 3, filter 7 can be jacked up gradually in turn, work as rotation the present invention by cam 3
It moves to poor site, filter 7 is fallen down under 8 active force of own wt and elastic component, so that filter 7 shakes, is passed through
Filter 7 shakes so that foul shakes, so that foul sufficiently filters, and passing through vibration can be such that a part is stuck in mesh
Foul drop out.
3, the present invention is by being arranged fan-shaped tooth-like wheel 13, ring gear 14 and upper frame 16, when making fan-shaped 13 turn of tooth-like wheel, first
Uncinus 132 is successively engaged with two the second uncinus 142, and with fan-shaped 13 turn of tooth-like wheel, makes ring gear 14 in the up-down direction
It does and moves repeatedly, and drive upper frame 16 to do in the up-down 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 filter screen 73, by mesh foul eject, thus regularly admittance filter screen 73.
4, the present invention avoids filter screen 73 from blocking by admittance filter 7, improves filter efficiency.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of bridge filter device, including be arranged in bridge pavement installation cavity below (1), it is characterised in that: the installation
The surface of chamber (1) is inserted with the first core (2), and the front and back sides of installation cavity (1), institute are crossed in the both ends of first core (2) respectively
The both ends for stating the first core (2) have been respectively fixedly connected with cam (3), and the two sides of the installation cavity (1) are fixedly connected to connection
The top of bar (4), the connecting rod (4) is fixedly connected with cross bar (5), there are two the lower surface of the cross bar (5) is fixedly connected
Top pillar (6), and the bottom end of two top pillars (6) is cased with filter (7), the surface of the top pillar (6) is cased with elastic component (8), described
Surface of the both ends of elastic component (8) respectively with the lower surface of cross bar (5) and filter (7) touches, the filter (7) and cam
(3) it touches, the surface of first core (2) is also fixedly connected with the first drive pulley (9), first drive pulley (9)
It is sequentially connected by the first transmission belt (10) and the second drive pulley (12), the center point of second drive pulley (12) is inserted with
Second core (11), second core (11) are inserted in the surface of installation cavity (1), and the surface of second core (11) is also cased with
Fan-shaped tooth-like wheel (13), it is described sector tooth-like wheel (13) be engaged with ring gear (14), the ring gear (14) pass through drive rod (15) and
It is arranged and is fixedly connected in the internal upper frame (16) of installation cavity (1), second core (11), which is also driven with electric device (19), is connected
It connects, is provided with monitoring device (22) on the cam (3).
2. a kind of bridge filter device according to claim 1, it is characterised in that: the filter (7) includes sidebar
(71), the two sides of sidebar (71) upper surface offer aperture (72), and the top pillar (6) is inserted in aperture (72), described
The bottom of sidebar (71) backing is fixedly connected with filter screen (73), and the two sides of the sidebar (71) are fixedly connected to support rod
(74), the support rod (74) touches with cam (3).
3. a kind of bridge filter device according to claim 1, it is characterised in that: the sector tooth-like wheel (13) includes wheel
The side of body (131), the wheel body (131) is fixedly connected with the first uncinus (132).
4. a kind of bridge filter device according to claim 1, it is characterised in that: the ring gear (14) includes outer layer ring
(141), the two sides of outer layer ring (141) backing are fixedly connected to the second uncinus (142), second uncinus (142) with
First uncinus (132) occlusion.
5. a kind of bridge filter device according to claim 1, it is characterised in that: the upper frame (16) includes pedestal
(161), the upper surface of the pedestal (161) is fixedly connected with inserted link (162), and the upper end of the inserted link (162) is narrow flat, and inserted link
(162) size of bottom is identical as the mesh size of filter screen (73).
6. a kind of bridge filter device according to claim 1, it is characterised in that: the electric device (19) includes electronic
Machine (191) is fixedly connected with third drive pulley (192) on the motor (191), and the third drive pulley (192) is logical
It crosses the second transmission belt (193) and the 4th drive pulley (194) is sequentially connected, the 4th drive pulley (194) is connected to second
On core (11).
7. a kind of bridge filter device according to claim 1, it is characterised in that: the monitoring being arranged on the cam (3)
Device (22) is vibration monitoring device, and the monitoring device (22) can perceive whether the cam (3) is working, the cross bar
(5) upper surface is provided with warning lamp (21), and message is passed to the warning lamp (21) and controls institute by the monitoring device (22)
It is bright to state warning lamp (21), indicates that device is working properly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710019087.0A CN107254837B (en) | 2017-01-11 | 2017-01-11 | A kind of bridge filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710019087.0A CN107254837B (en) | 2017-01-11 | 2017-01-11 | A kind of bridge filter device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107254837A CN107254837A (en) | 2017-10-17 |
| CN107254837B true CN107254837B (en) | 2019-03-01 |
Family
ID=60027159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710019087.0A Active CN107254837B (en) | 2017-01-11 | 2017-01-11 | A kind of bridge filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107254837B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207051U (en) * | 1987-05-15 | 1988-01-13 | 上海机械学院 | Reciprocation continuous filter |
| JPH0217910A (en) * | 1987-11-27 | 1990-01-22 | Kamyr Ab | Multi-screen type pressure diffuser and slurry treatment using the same |
| CN102886172A (en) * | 2012-03-28 | 2013-01-23 | 株式会社智承开发 | Filtering device for bridge |
| CN105561665A (en) * | 2014-10-17 | 2016-05-11 | 茂名华粤机电设备有限公司 | Self-cleaning filter |
-
2017
- 2017-01-11 CN CN201710019087.0A patent/CN107254837B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207051U (en) * | 1987-05-15 | 1988-01-13 | 上海机械学院 | Reciprocation continuous filter |
| JPH0217910A (en) * | 1987-11-27 | 1990-01-22 | Kamyr Ab | Multi-screen type pressure diffuser and slurry treatment using the same |
| CN102886172A (en) * | 2012-03-28 | 2013-01-23 | 株式会社智承开发 | Filtering device for bridge |
| CN105561665A (en) * | 2014-10-17 | 2016-05-11 | 茂名华粤机电设备有限公司 | Self-cleaning filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107254837A (en) | 2017-10-17 |
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Effective date of registration: 20190118 Address after: 234000 Suzhou Human Resources Industrial Park, Anhui Province Applicant after: Suzhou Xinyao Health Technology Co., Ltd. Address before: 510030 CA303 room two, No. 43, Lu Jing East Road, Yuexiu District, Guangzhou, Guangdong. Applicant before: Guangzhou top Construction Engineering Technology Co., Ltd. |
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