CN113069815A - Through-hole cleaning equipment on filter - Google Patents
Through-hole cleaning equipment on filter Download PDFInfo
- Publication number
- CN113069815A CN113069815A CN202110413622.7A CN202110413622A CN113069815A CN 113069815 A CN113069815 A CN 113069815A CN 202110413622 A CN202110413622 A CN 202110413622A CN 113069815 A CN113069815 A CN 113069815A
- Authority
- CN
- China
- Prior art keywords
- filter plate
- hole
- filter
- plate
- clearance
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 87
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 19
- 239000012535 impurity Substances 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007590 electrostatic spraying Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention relates to the technical field of filter plates, in particular to a cleaning device for through holes in a filter plate. A cleaning device for through holes in a filter plate comprises two connecting arms and the filter plate, wherein the filter plate is provided with the through holes which are distributed in a rectangular array, one end of each connecting arm is rotatably connected with a handle shaft, a handle device is arranged in each connecting arm, the handle device is connected with a fixing device and is convenient for holding the using device by hand, and each handle device comprises a handheld component which is convenient for holding by hand and a pressure component which enables the device to be attached to the surface of the filter plate; the connecting arm other end is equipped with the wheel that rolls, is equipped with the through-hole cleaning device on the clearance filter in the wheel that rolls, and cleaning device is including the contact assembly who contacts the filter, the deep subassembly of clearance through-hole and the flexible pivoted clearance subassembly in the through-hole, and this equipment can be fast conveniently with countless through-hole clean up on the filter, need not to clean up a hole painstakingly complexly, has saved the time and the amount of labour of clearance greatly, can guarantee the clean finish of clearance moreover.
Description
Technical Field
The invention relates to the technical field of filter plates, in particular to a cleaning device for through holes in a filter plate.
Background
The filter is used for solid-liquid separation to form a complete set for plate and frame filter press, still can be used to gaseous purification, electrostatic spraying, bacterial in gas and the liquid can be strained after the milipore filter is hung in deep-processing, accomplish food, trade aseptic filtration such as pharmacy, filter impurity through the numerous aperture on the filter, after using the filter for a long time, aperture wherein can be blockked up, adhesion impurity on the pore wall perhaps, influence subsequent filter effect, and because impurity on the filter adheres to, can influence the quality after filtering, but the aperture diameter undersize of filter, in large quantities, can't clear up one by one.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a cleaning device for through holes in a filter plate.
The technical scheme adopted by the invention for solving the technical problems is as follows: a through hole cleaning device on a filter plate comprises two connecting arms and the filter plate, wherein through holes which are distributed in a rectangular array are formed in the filter plate, one end of each of the two connecting arms is rotatably connected with a handle shaft, a handle device is arranged in each connecting arm, the handle device is connected with a fixing device and facilitates the equipment to be used by hand, and each handle device comprises a handheld assembly which facilitates the equipment to be held by hand and a pressure assembly which enables the equipment to be tightly attached to the surface of the filter plate;
the other end of the connecting arm is provided with a rolling wheel, a through hole cleaning device for cleaning the filter plate is arranged in the rolling wheel, and the cleaning device comprises a contact assembly which is in contact with the filter plate, a deep assembly for cleaning the through hole and a cleaning assembly which is in telescopic rotation in the through hole.
Preferably, the handheld assembly comprises a handle fixedly mounted on the handle shaft, the handle is operated by holding the handle operating device, the other ends of the two connecting arms are rotatably connected with a connecting shaft, and a rolling wheel is fixedly arranged on the connecting shaft.
Preferably, the pressure assembly comprises connecting torsion springs connected between the connecting arms and the connecting shaft, and the connecting torsion springs are arranged on the two connecting arms.
As preferred, the contact subassembly is including setting up sealed chamber on the wheel rolls, the wheel surface that rolls is equipped with the sealed chamber of multirow circumference array, every the baffle has set firmly in the sealed chamber, the baffle will sealed chamber divide into two regions, two regional intercommunications, the baffle with sliding connection has the compression plate between the sealed chamber lateral wall, the compression plate with be connected with long spring between the sealed chamber diapire, sealed intracavity is sealed region.
Preferably, the deep assembly comprises a telescopic plate which is slidably mounted on the other side wall of the closed cavity, and a short spring is connected between the telescopic plate and the bottom wall of the closed cavity.
As preferred, the compression board with all rotate on the expansion plate and be connected with the turning block, every rotate in the turning block and be connected with the deflection axle, the epaxial clearance stick that has set firmly of deflection, be equipped with the thread groove in the clearance stick, every clearance stick lateral wall rotates the clearance pole that is connected with two symmetries, one two in the airtight chamber the clearance stick stretches out the length in airtight chamber is different, the compression board is handled the clearance stick is compared the expansion plate is handled the clearance stick stretches out more airtight chamber.
As preferred, the clearance subassembly includes fixed mounting and is in the baffle both sides with four fixed blocks on the airtight chamber both sides wall, two of baffle one side the fixed block is relative, every rotate in the fixed block and be connected with the ball axle, the fixed groove piece has set firmly in the ball axle, sliding connection has the sliding block in the fixed groove piece, the sliding block with be connected with compression spring between the fixed groove piece, the sliding block is in slide in the thread groove.
Preferably, the ball shaft is capable of rotating in a spherical manner in the fixed block, and the sliding block is capable of sliding in the fixed groove block.
Preferably, the rolling wheel width is smaller than the filter plate width.
The invention has the beneficial effects that 1, the equipment is held on the hand by the handle device, is placed on the filter plate to be cleaned, and is operated to be tightly attached to the filter plate, so that the completeness of cleaning is ensured; 2. the cleaning device can clean the inner walls of the through holes distributed on the filter plate; the cleaning device can quickly and conveniently clean countless through holes on the filter plate, and does not need to clean one hole laboriously, so that the cleaning time and labor amount are greatly saved, and the cleaning tidiness can be guaranteed.
Drawings
FIG. 1 is an isometric illustration of an apparatus for cleaning through holes in a filter plate according to the present invention;
FIG. 2 is a front sectional structural view of the present invention;
FIG. 3 is a schematic view of the structure in the direction A-A in FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 4 at C;
FIG. 6 is an enlarged view of a portion of FIG. 5 at D;
FIG. 7 is an isometric illustration of a cleaning rod;
fig. 8 is a top view of the filter plate.
Wherein, 1, a handle device; 2. a cleaning device; 11. a handheld assembly; 12. a pressure assembly; 21. a contact assembly; 22. drilling into the component; 23. cleaning the assembly; 101. a connecting arm; 102. a handle shaft; 103. a handle; 104. a connecting shaft; 121. connecting a torsion spring; 122. a rolling wheel; 200. a closed cavity; 201. a partition plate; 202. a long spring; 203. a compression plate; 204. rotating the block; 205. a yaw axis; 206. cleaning the rod; 207. cleaning the rod; 208. a thread groove; 221. a short spring; 222. a retractable plate; 231. a fixed block; 232. a ball shaft; 233. fixing the groove block; 234. a compression spring; 235. a slider; 401. a filter plate.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-8, a cleaning apparatus for through holes on a filter plate comprises two connecting arms 101 and a filter plate 401, wherein the filter plate 401 is provided with through holes arranged in a rectangular array, one end of each of the two connecting arms 101 is rotatably connected with a handle shaft 102, a handle device 1 is arranged in each connecting arm 101, the handle device 1 is connected with a fixing apparatus and facilitates the handling of the apparatus, the handle device 1 comprises a handheld component 11 facilitating the handling and a pressure component 12 for enabling the apparatus to be tightly attached to the surface of the filter plate 401, and the handheld component 11 is held by a hand to enable the apparatus to move on the filter plate 401 so as to clean the through holes on the filter plate 401;
the other end of the connecting arm 101 is provided with a rolling wheel 122, the rolling wheel 122 is internally provided with a through hole cleaning device 2 for cleaning the filter plate 401, the cleaning device 2 comprises a contact component 21 contacting the filter plate 401, a deep component 22 for cleaning the through hole and a cleaning component 23 rotating in the through hole in a telescopic manner, when the device moves on the filter plate 401, the contact component 21 contacts the surface of the filter plate 401 to trigger the deep component 22 and the cleaning component 23, then the deep component 22 enters the through hole of the filter plate, and meanwhile, the cleaning component 23 rotates and expands to clean the inner wall of the through hole.
The handheld assembly 11 comprises a handle 103 fixedly mounted on a handle shaft 102, the handle 103 is used for operating equipment by being held by a hand, the other end of each connecting arm 101 is rotatably connected with a connecting shaft 104, a rolling wheel 122 is fixedly arranged on each connecting shaft 104, so that the handle 103 is held by a hand and the equipment is placed on the filter plate 401, the equipment is moved on the filter plate 401, the inside of a through hole in the filter plate 401 can be cleaned, and the filter plate 401 can be moved for many times to enable the through hole to be cleaned more completely.
The pressure component 12 comprises a connecting torsion spring 121 connected between the connecting arm 101 and the connecting shaft 104, the connecting torsion spring 121 is arranged on each of the two connecting arms 101, so that when equipment is arranged on the surface of the filter plate 401, the connecting arm 101 is pressed downwards to enable the connecting arm 101 to be close to the filter plate 401, the connecting shaft 104 is arranged on the connecting arm 101 to rotate relatively, the connecting torsion spring 121 stores force to enable the rolling wheel 122 to press the surface of the filter plate 401, and when the equipment is arranged on the filter plate 401 to move, the rolling wheel 122 rolls on the surface of the filter plate 401.
Contact module 21 is including setting up sealed chamber 200 on the wheel 122 rolls, the wheel 122 surface that rolls is equipped with the sealed chamber 200 of multirow circumference array, every baffle 201 has set firmly in the sealed chamber 200, baffle 201 will sealed chamber 200 divide into two regions, two regional intercommunications, baffle 201 with sliding connection has compression plate 203 between the sealed chamber 200 lateral wall, compression plate 203 with be connected with long spring 202 between the sealed chamber 200 diapire, be sealed region in the sealed chamber 200, thereby compression plate 203 can slide in the sealed chamber 200, long spring 202 is in natural state.
The penetrating assembly 22 comprises a telescopic plate 222 slidably mounted on the other side wall of the closed cavity 200, and a short spring 221 is connected between the telescopic plate 222 and the bottom wall of the closed cavity 200, so that the telescopic plate 222 can slide in the closed cavity 200 and stretch in the closed cavity 200, and the short spring 221 is in a natural state.
The compression plate 203 and the expansion plate 222 are rotatably connected with rotating blocks 204, each rotating block 204 is rotatably connected with a deflecting shaft 205, the deflecting shaft 205 is fixedly provided with a cleaning rod 206, the cleaning rod 206 is provided with a thread groove 208, the side wall of each cleaning rod 206 is rotatably connected with two symmetrical cleaning rods 207, two cleaning rods 206 in one closed cavity 200 extend out of the closed cavity 200 in different lengths, the cleaning rods 206 in the compression plate 203 extend out of the closed cavity 200 more than the cleaning rods 206 in the expansion plate 222, so that when the rolling wheel 122 rolls on the surface 410, the cleaning rods 206 in the compression plate 203 contact with the filter plate 401, when the cleaning rods 206 contact with the solid part of the filter plate 401, the cleaning rods 206 are pressed into the closed cavity 200 by the filter plate 401, compressing the long spring 202, since the two areas in the closed chamber 200 are connected and the closed chamber 200 is closed, the expansion plate 222 is pushed to make the cleaning rod 206 at the expansion plate 222 extend out of the closed chamber 200, the short spring 221 is stretched, the cleaning rod 206 enters the through hole of the filter plate 401, when the cleaning rod 206 leaves the filter plate 401, the long spring 202 pushes the cleaning rod 206, the short spring 221 pulls the cleaning rod 206 to reset, and the next row of the cleaning rod 206 contacting the filter plate 401 repeats the process.
The cleaning assembly 23 comprises four fixing blocks 231 fixedly mounted on two sides of the partition plate 201 and two side walls of the airtight cavity 200, two fixing blocks 231 on one side of the partition plate 201 are opposite, each fixing block 231 is rotatably connected with a ball shaft 232, a fixing groove block 233 is fixedly arranged in the ball shaft 232, a sliding block 235 is slidably connected in the fixing groove block 233, a compression spring 234 is connected between the sliding block 235 and the fixing groove block 233, the sliding block 235 slides in the thread groove 208, so that when the cleaning rod 206 extends out of the airtight cavity 200, the cleaning rod 207 is in contact with the sliding block 235 to compress the compression spring 234, when the cleaning rod 206 extends out, the sliding block 235 slides in the thread groove 208 to drive the cleaning rod 206 to rotate, the rotating block 204 rotates on the expansion plate 222, and the cleaning rod 207 rotates along with the cleaning rod 206, when the centrifugal force is applied, the cleaning rod 207 rotates towards the outside of the cleaning rod 206 and is unfolded, and at this time, the cleaning rod 206 enters the through hole of the filter plate 401, the cleaning rod 207 rotates in the through hole to clean the inner wall of the through hole and remove dust, when the cleaning rod 206 is retracted into the closed cavity 200, the cleaning rod 206 rotates in the reverse direction, the cleaning rod 207 also rotates outwards under the centrifugal force, but when the cleaning rod 207 touches the sliding block 235, the sliding block 235 pushes the cleaning rod 206, and the cleaning rod 207 is retracted and reset.
The ball shaft 232 can rotate in a spherical shape in the fixed block 231, the sliding block 235 can slide in the fixed groove block 233, so that the center of the cleaning rod 206 is not necessarily aligned with the center of the through hole due to the uncertain position of the cleaning rod 206, when the cleaning rod 206 extends into the through hole, the cleaning rod 206 contacts with the hole wall and is blocked by the hole wall, the cleaning rod 206 rotates on the deflection shaft 205 and inclines into the through hole, the cleaning rod 206 drives the ball shaft 232 to rotate, the sliding block 235 slides in the fixed groove block 233, the sliding block 235 is tightly attached to the surface of the cleaning rod 206, and the sliding block 235 enables the cleaning rod 206 to keep rotating.
The width of the rolling wheel 122 is smaller than that of the filter plate 401, so that the rolling wheel 122 rolls on the filter plate 401 for multiple times, and the inner wall of a through hole in the filter plate 401 is completely cleaned.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (9)
1. The utility model provides a through-hole clean-up equipment on filter which characterized in that: the portable multifunctional electric hand-held device comprises two connecting arms (101) and a filter plate (401), through holes distributed in a rectangular array are formed in the filter plate (401), a handle shaft (102) is rotatably connected to one end of each of the two connecting arms (101), a handle device (1) is arranged in each connecting arm (101), the handle device (1) is connected with fixed equipment and facilitates hand-held use of the equipment, and each handle device (1) comprises a hand-held component (11) facilitating hand-held use and a pressure component (12) enabling the equipment to be tightly attached to the surface of the filter plate (401);
the other end of the connecting arm (101) is provided with a rolling wheel (122), a through hole cleaning device (2) for cleaning the filter plate (401) is arranged in the rolling wheel (122), the cleaning device (2) comprises a contact component (21) which is in contact with the filter plate (401), a deep component (22) for cleaning the through hole and a cleaning component (23) which is in telescopic rotation in the through hole.
2. The filter plate through-hole cleaning apparatus according to claim 1, wherein: the handheld assembly (11) comprises a handle (103) fixedly mounted on a handle shaft (102), the handle (103) is held by hands to operate equipment, the other ends of the two connecting arms (101) are rotatably connected with a connecting shaft (104), and a rolling wheel (122) is fixedly arranged on the connecting shaft (104).
3. The filter plate through-hole cleaning apparatus according to claim 1, wherein: pressure component (12) including connect linking arm (101) with connect torsional spring (121) between connecting axle (104), two all be equipped with on linking arm (101) connect torsional spring (121).
4. The filter plate through-hole cleaning apparatus according to claim 1, wherein: contact subassembly (21) is including setting up sealed chamber (200) on rolling wheel (122), rolling wheel (122) surface is equipped with sealed chamber (200) of multirow circumference array, every baffle (201) have set firmly in sealed chamber (200), baffle (201) will sealed chamber (200) divide into two regions, two regional intercommunications, baffle (201) with sliding connection has compression plate (203) between sealed chamber (200) lateral wall, compression plate (203) with be connected with long spring (202) between sealed chamber (200) diapire, be regional in sealed chamber (200).
5. The filter plate through-hole cleaning apparatus according to claim 1, wherein: the deep assembly (22) comprises a telescopic plate (222) which is slidably mounted on the other side wall of the closed cavity (200), and a short spring (221) is connected between the telescopic plate (222) and the bottom wall of the closed cavity (200).
6. The filter plate through-hole cleaning apparatus according to claim 5, wherein: compression board (203) with all rotate on expansion plate (222) and be connected with turning block (204), every turn joint has deflection axle (205) in turning block (204), deflection axle (205) are gone up and are set firmly clearance stick (206), be equipped with thread groove (208) in clearance stick (206), every clearance stick (206) lateral wall rotates and is connected with clearance pole (207) of two symmetries, one in airtight chamber (200) two clearance stick (206) stretch out the length difference of airtight chamber (200), compression board (203) are located clearance stick (206) than expansion plate (222) are located clearance stick (206) stretch out more airtight chamber (200).
7. The filter plate through-hole cleaning apparatus according to claim 1, wherein: clearance subassembly (23) are including fixed mounting baffle (201) both sides with four fixed block (231) on the both sides wall of airtight chamber (200), two of baffle (201) one side fixed block (231) are relative, every the swivelling joint has ball axle (232) in fixed block (231), fixed groove piece (233) has set firmly in ball axle (232), sliding connection has sliding block (235) in fixed groove piece (233), sliding block (235) with be connected with compression spring (234) between fixed groove piece (233), sliding block (235) are in slide in thread groove (208).
8. The filter plate through-hole cleaning apparatus according to claim 7, wherein: the ball shaft (232) can rotate in a spherical mode in the fixing block (231), and the sliding block (235) can slide in the fixing groove block (233).
9. The filter plate through-hole cleaning apparatus according to claim 1, wherein: the width of the rolling wheel (122) is smaller than that of the filter plate (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413622.7A CN113069815B (en) | 2021-04-16 | 2021-04-16 | Through-hole cleaning equipment on filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413622.7A CN113069815B (en) | 2021-04-16 | 2021-04-16 | Through-hole cleaning equipment on filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113069815A true CN113069815A (en) | 2021-07-06 |
| CN113069815B CN113069815B (en) | 2023-05-16 |
Family
ID=76617932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110413622.7A Active CN113069815B (en) | 2021-04-16 | 2021-04-16 | Through-hole cleaning equipment on filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113069815B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116815879A (en) * | 2023-08-31 | 2023-09-29 | 济南舜泰建筑安装工程有限公司 | Intelligent building water supply and drainage sewage drain |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3306553A1 (en) * | 1983-02-22 | 1984-08-30 | Mannesmann AG, 4000 Düsseldorf | OIL FILTER |
| KR20130063563A (en) * | 2011-12-07 | 2013-06-17 | (주) 디엠아이씨 | Automatic strainer |
| CN212141623U (en) * | 2020-04-22 | 2020-12-15 | 延长油田股份有限公司志丹采油厂 | Oil filter capable of avoiding blockage for petroleum geology and development |
| CN212477543U (en) * | 2019-12-26 | 2021-02-05 | 天津迪赛尔特环境技术有限公司 | Cleaning device for cleaning urban road |
-
2021
- 2021-04-16 CN CN202110413622.7A patent/CN113069815B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3306553A1 (en) * | 1983-02-22 | 1984-08-30 | Mannesmann AG, 4000 Düsseldorf | OIL FILTER |
| KR20130063563A (en) * | 2011-12-07 | 2013-06-17 | (주) 디엠아이씨 | Automatic strainer |
| CN212477543U (en) * | 2019-12-26 | 2021-02-05 | 天津迪赛尔特环境技术有限公司 | Cleaning device for cleaning urban road |
| CN212141623U (en) * | 2020-04-22 | 2020-12-15 | 延长油田股份有限公司志丹采油厂 | Oil filter capable of avoiding blockage for petroleum geology and development |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116815879A (en) * | 2023-08-31 | 2023-09-29 | 济南舜泰建筑安装工程有限公司 | Intelligent building water supply and drainage sewage drain |
| CN116815879B (en) * | 2023-08-31 | 2023-12-08 | 济南舜泰建筑安装工程有限公司 | Intelligent building water supply and drainage sewage drain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113069815B (en) | 2023-05-16 |
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Effective date of registration: 20230420 Address after: 056000 North side of Xiangdao Street East Section, Guangping Economic Development Zone North District, Guangping County, Handan City, Hebei Province Applicant after: Hebei Jiajia Biotechnology Co.,Ltd. Address before: 215200 No.500 Shuixiu street, zhongtaihu new town, Wujiang District, Suzhou City, Jiangsu Province Applicant before: Suzhou Lujiang Knitting Garment Co.,Ltd. |
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