CN108786222B - Anti-blocking liquid filter - Google Patents
Anti-blocking liquid filter Download PDFInfo
- Publication number
- CN108786222B CN108786222B CN201810745939.9A CN201810745939A CN108786222B CN 108786222 B CN108786222 B CN 108786222B CN 201810745939 A CN201810745939 A CN 201810745939A CN 108786222 B CN108786222 B CN 108786222B
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- Prior art keywords
- filter element
- shell
- box
- connecting rod
- screw rod
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- 239000007788 liquid Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 230000000737 periodic effect Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 6
- 238000011045 prefiltration Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000002455 scale inhibitor Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000005406 washing Methods 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
- B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
-
- 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
- B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/114—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 bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
-
- 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
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
-
- 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
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides an anti-blocking liquid filter which comprises a shell and a filter element, wherein the shell is of a T-shaped hollow structure, a water inlet is formed in the side wall of the shell, a water outlet is formed in the bottom end of the shell, a cavity is formed in the top end of the shell, the filter element is vertically arranged in the cavity, and the top end of the filter element is connected with a fixing mechanism. According to the invention, the longer filter element is arranged in the shell, so that the using sections of the filter element are timely switched when a certain section is blocked at different positions of the filter element in a periodic use process, the filtering efficiency is improved, and the maintenance time is prolonged; the filter element is convenient to detach and fix, and the filter cartridge can be rapidly mounted and detached through rotation of the connecting sleeve, so that convenience is brought to maintenance of a user; the filter element is provided with the pressure display mechanism which is isomorphically arranged at the water inlet end of the shell, so that the pressure in the shell can be effectively monitored, whether the filter element needs to be cleaned and adjusted or not can be indirectly known, and the filter element is visual and convenient to use.
Description
Technical Field
The invention relates to the technical field of water treatment equipment, in particular to an anti-blocking liquid filter.
Background
The pre-filter is the first coarse filter for the whole water, and can filter the large particles such as silt and rust in the tap water. The precision range of the filter screen is from 5 to 300 micrometers according to different brands and models. Mainly removes the precipitated impurities generated by the pipeline and the particle impurities of more than 5 microns such as bacteria, microorganism remains, iron rust, sand mud and the like, and avoids the human body and the skin from being injured; the scale inhibitor has positive protection effect on downstream pipelines, water purifiers, water heaters, washing machines, high-grade faucets and shower heads, and the scale inhibitor can also be added into the pre-filter to play a scale inhibiting effect on solar energy and water boilers. Usually, the water meter is arranged behind a water inlet pipeline water meter so as to ensure that a large amount of precipitated impurities generated in a pipe network cannot cause harm to a human body and play an active role in protecting hidden laying pipelines, taps, electric appliances and the like. The pre-filter is a secondary pollution gram, and is a reliable impurity filtering device.
However, the pre-filter in the prior art is usually in a "T" shape, and the left and right ends of the "one horizontal" position on the pre-filter are water inlets and water outlets respectively. The lower vertical position is a machine body and an internal cylindrical filter screen, the lowest end is a sewage discharge outlet, and the opening and the closing are controlled by a valve, but the front filter adopting the structure needs to open the sewage discharge outlet periodically for sewage discharge, and the sewage discharge is not thorough, so that the blockage of the front filter is easily caused.
Disclosure of Invention
The invention aims to solve the problem that a preposed filter in the prior art needs to open a sewage discharge port periodically for sewage discharge, the sewage discharge is not thorough, and the blockage of the preposed filter is easily caused.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a prevent liquid filter that blocks up, includes casing and filter core, the casing adopts T type and hollow structure, the water inlet has been seted up on the lateral wall of casing, the delivery port has been seted up to the bottom of casing, the cavity has been seted up on the top of casing, the vertical filter core that is provided with in the cavity, and the bottom of filter core extends to delivery port department, the top of filter core is connected with fixed establishment, the one end that fixed establishment kept away from the filter core is connected with adjustment mechanism.
Preferably, the fixing mechanism comprises a connecting sleeve, a nut, a screw rod, a connecting rod, a resisting block and a fixing sleeve;
the adapter sleeve rotates to be connected in the axle center department of fixed cover, the standing groove has been seted up to the axial in the adapter sleeve, fixedly connected with nut on the inner wall of standing groove, nut and screw rod threaded connection, the one end that the adapter sleeve was kept away from to the screw rod adopts flat structure and has the connecting rod, two through round pin shaft symmetry swivelling joint the connecting rod constitutes V type structure jointly, every the one end that the screw rod was kept away from to the connecting rod with support a fixed connection, set up on the inner wall of filter core with support the piece cooperation use support the groove, two support the common fixedly connected with powerful spring of the one end that the piece is close to each.
Preferably, the abutting block is of a rectangular structure, the abutting groove is of a rectangular structure, and the length of the abutting groove is 1-3 cm longer than that of the abutting block.
Preferably, the opening of the placing groove is provided with a circle of inclined surface.
Preferably, the adjusting mechanism comprises a ball nut, a screw rod and a turntable;
the screw rod is rotatably connected with the connecting sleeve, the screw rod is rotatably connected with the ball nut, the ball nut is rotatably connected to the top end of the shell, a rotary table is in interference fit with the ball nut, and the rotary table is of a steering wheel type structure.
Preferably, the screw rod is provided with a bearing in an interference fit mode, and the screw rod is rotatably connected to the connecting sleeve through the bearing.
Preferably, the upper ends of the inner wall of the shell and the water inlet are provided with pressure display mechanisms, and each pressure display mechanism comprises a box body, a connecting rod, an indicator, a floater and a scale;
the utility model discloses a float, including box, connecting rod, indicator, scale, box, bottom opening part, box, connecting rod, indicator fixed connection, the box adopts cavity and bottom open-ended rectangle structure, and box and casing intercommunication, be equipped with the float in the box, the connecting rod axial sets up the top middle part at the float, the connecting rod runs through the interior roof of box and with the indicator fixed connection of level setting, the vertical setting of scale is on the top of box and is close to one side of indicator, the bottom opening part fixedly connected with round of.
Preferably, the connecting rod is provided with a linear bearing in an interference fit manner, and the connecting rod is connected to the inner top end of the box body in a sliding manner through the linear bearing.
The invention has the following advantages:
1. according to the invention, the longer filter element is arranged in the shell, so that the using sections of the filter element are timely switched when a certain section is blocked at different positions of the filter element in a periodic use process, the filtering efficiency is improved, and the maintenance time is prolonged.
2. The filter element is convenient to detach and fix, the filter cartridge can be rapidly mounted and detached through rotation of the connecting sleeve, and convenience is brought to maintenance of a user.
3. The filter element is provided with the pressure display mechanism which is isomorphically arranged at the water inlet end of the shell, so that the pressure in the shell can be effectively monitored, whether the filter element needs to be cleaned and adjusted or not can be indirectly known, and the filter element is visual and convenient to use.
Drawings
FIG. 1 is a schematic structural view of an anti-clogging liquid filter according to the present invention;
FIG. 2 is a schematic view of the internal structure of a pressure display mechanism of an anti-clogging liquid filter according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention.
In the figure: the device comprises a shell 1, a water inlet 2, a water outlet 3, a cavity 4, a filter element 5, an arc-shaped groove 6, a water outlet 7, a valve 8, a rotary table 9, a ball nut 10, a screw rod 11, a stop 12, a pressure display mechanism 13, a box body 131, a connecting rod 132, an indicator 133, a linear bearing 134, a float 135, a flange 136, a scale 137, a connecting sleeve 14, a bearing 15, a placing groove 16, a nut 17, a screw rod 18, a connecting rod 19, a supporting block 20, a supporting groove 21, an inclined plane 22, a fixing sleeve 23 and a strong spring 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, an anti-blocking liquid filter comprises a shell 1 and a filter element 5, wherein the shell 1 is of a T-shaped and hollow structure, a water inlet 2 is formed in the side wall of the shell 1, a water outlet 3 is formed in the bottom end of the shell 1, a cavity 4 is formed in the top end of the shell 1, the filter element 5 is vertically arranged in the cavity 4, the bottom end of the filter element 5 extends to the water outlet 3, the top end of the filter element 5 is connected with a fixing mechanism, and one end, far away from the filter element 5, of the fixing mechanism is connected with an.
The fixing mechanism comprises a connecting sleeve 14, a nut 17, a screw 18, a connecting rod 19, a resisting block 20 and a fixing sleeve 23, and the fixing mechanism can be used for conveniently and quickly disassembling the filter element 5.
More specifically, referring to fig. 3, the connecting sleeve 14 is rotatably connected to the axis of the fixing sleeve 23, a placing groove 16 is axially formed in the connecting sleeve 14, a nut 17 is fixedly connected to the inner wall of the placing groove 16, the nut 17 is in threaded connection with a screw 18, one end of the screw 18, which is far away from the connecting sleeve 14, is of a flat structure and is rotatably connected with connecting rods 19 through pin symmetry, the two connecting rods 19 jointly form a V-shaped structure, one end of each connecting rod 19, which is far away from the screw 18, is fixedly connected with a supporting block 20, a supporting groove 21 matched with the supporting block 20 is formed in the inner wall of the filter element 5, and one end, which is close to the supporting block.
The resisting block 20 is of a rectangular structure, the resisting groove 21 is of a rectangular structure, the length of the resisting groove 21 is 1-3 cm longer than that of the resisting block 20, and the distance plays a role in tolerance and can prevent jamming.
Furthermore, a circle of inclined plane 22 is arranged at the opening of the placing groove 16, and the inclined plane 22 is convenient for pressing the two connecting rods 19.
The adjusting mechanism comprises a ball nut 10, a screw rod 11 and a turntable 9, and is convenient for adjusting the height of the filter element, so that the using section of the filter element is switched, and blockage is effectively prevented;
more specifically, referring to fig. 1, the screw 11 is rotatably connected to a connecting sleeve 14, the screw 11 is rotatably connected to a ball nut 10, the ball nut 10 is rotatably connected to the top end of the housing 1, and the ball nut 10 is interference-fitted with a rotary table 9.
More preferably, the rotating disc 9 is of a steering wheel type structure, the lead screw 11 is in interference fit with a bearing 15, and the lead screw 11 is rotatably connected to the connecting sleeve 14 through the bearing 15.
The pressure display mechanism 13 is arranged on the upper end of the water inlet and the inner wall of the shell 1, the pressure display mechanism 13 comprises a box body 131, a connecting rod 132, an indicator 133, a floater 135 and a scale 137, and the pressure display mechanism 13 can visually know the pressure condition of the water inlet 2 in the shell 1, so that whether the filter element is blocked or not can be known to prevent the filtering efficiency from being influenced;
more specifically, referring to fig. 2, the box 131 is of a hollow rectangular structure with an open bottom, the box 131 is communicated with the casing 1, a float 135 is arranged in the box 131, the connecting rod 132 is axially arranged in the middle of the top end of the float 135, the connecting rod 132 penetrates through the inner top wall of the box 131 and is fixedly connected with an indicator 133 arranged horizontally, a ruler 137 is vertically arranged at the top end of the box 131 and is close to one side of the indicator 133, and a circle of flanges 136 used for limiting the movement of the float 135 is fixedly connected to the opening at the bottom end of the box 133.
More preferably, the connecting rod 132 is fitted with a linear bearing 134 by interference fit, and the connecting rod 132 is slidably connected to the inner top end of the box 131 through the linear bearing 134, so that the linear bearing has high mechanical efficiency.
When the invention is used, the water inlet 2 of the shell 1 is communicated with the water inlet pipeline, the water outlet 3 of the shell 1 is connected with the water supply pipeline, thereby transferring and filtering the particles in the fluid through the filter element 5 in the shell 1, the particles attached on the filter element 5 can fall into the arc-shaped groove 6 and the valve 8 is opened regularly to flush the particles on the surface of the filter element 5, when the particles on the filter element 5 are adsorbed for too long and can not be washed, the pressure of the water inlet 2 is higher than that of the water outlet 3, so that the liquid enters the box body 131, and the float 135 and the gravity thereon are balanced with the buoyancy, thus floating, so that the connecting rod 132 connected to the float 135 is lifted and thereby drives the indicator 133 to indicate on different scales on the scale 137, when the valve 8 is opened to discharge sewage, and the numerical value is still higher, the filter element 5 can be judged to need to be switched to the use section.
Because a cavity 4 is seted up in the upper end of casing 1 for the length of filter core 5 can be greater than the length of water inlet 2 and 3 junctions of delivery port far away, makes filter core 5 can switch the filter part of filter core 5 through lifting adjusting, and some section is blockked up and is caused timely regulation when filtering quality descends, even pipeline blocks up, thereby can use longer time, prolongs the maintenance duration of filter.
During adjustment, the ball nut 10 is manually rotated through the turntable 9, the ball nut 10 further drives the screw rod 11 to axially ascend, and the screw rod 11 drives the filter element 5 to ascend, so that the filter element 5 can be continuously used.
When the filter element 5 needs to be disassembled, the connecting sleeve 14 is rotated, the connecting sleeve 14 further drives the nut 17 therein to rotate, the nut 17 further drives the screw rod 18 in threaded connection with the nut to move, the screw rod 18 moves to drive the two symmetrically arranged connecting rods 19 to ascend, the connecting rods 19 are extruded by the inner wall of the connecting sleeve 14 to further approach each other, the included angle between the connecting rods 19 is further reduced, the abutting blocks 20 fixedly connected with the connecting rods 19 overcome the elastic force of the strong springs 24 to approach each other and move, and are separated from the abutting grooves 21, the separation of the filter element 5 and the fixed sleeve 23 is realized, and the filter element 5 can be taken down for maintenance.
In the present invention, unless otherwise specifically stated or limited, the terms "cover", "fitted", "attached", "fixed", "distributed", and the like are to be understood in a broad sense, and may be, for example, fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An anti-blocking liquid filter comprises a shell and a filter element, and is characterized in that the shell is of a T-shaped hollow structure, a water inlet is formed in the side wall of the shell, a water outlet is formed in the bottom end of the shell, a cavity is formed in the top end of the shell, the filter element is vertically arranged in the cavity, the bottom end of the filter element extends to the water outlet, the top end of the filter element is connected with a fixing mechanism, and one end, away from the filter element, of the fixing mechanism is connected with an adjusting mechanism;
the fixing mechanism comprises a connecting sleeve, a nut, a screw rod, a connecting rod, a supporting block and a fixing sleeve;
the connecting sleeve is rotationally connected to the axis of the fixed sleeve, a placing groove is axially formed in the connecting sleeve, a nut is fixedly connected to the inner wall of the placing groove, the nut is in threaded connection with a screw rod, one end, away from the connecting sleeve, of the screw rod is of a flat structure and is rotationally connected with connecting rods symmetrically through a pin shaft, the two connecting rods jointly form a V-shaped structure, one end, away from the screw rod, of each connecting rod is fixedly connected with a resisting block, a resisting groove matched with the resisting block for use is formed in the inner wall of the filter element, and one ends, close to each other, of the two resisting blocks are jointly and fixedly;
the adjusting mechanism comprises a ball nut, a screw rod and a turntable;
the screw rod is rotatably connected with the connecting sleeve, the screw rod is rotatably connected with the ball nut, the ball nut is rotatably connected to the top end of the shell, a rotary table is in interference fit with the ball nut, and the rotary table is of a steering wheel type structure.
2. The anti-clogging liquid filter according to claim 1, wherein the abutting block is rectangular, the abutting groove is rectangular, and the length of the abutting groove is 1 to 3 cm longer than that of the abutting block.
3. The anti-clogging liquid filter according to claim 1, wherein the opening of the placement groove is provided with a circle of inclined surface.
4. An anti-clogging liquid filter according to claim 1, wherein the lead screw is provided with a bearing in an interference fit manner, and the lead screw is rotatably connected to the connecting sleeve through the bearing.
5. The anti-blocking liquid filter according to claim 1, wherein a pressure display mechanism is mounted on the inner wall of the shell and the upper end of the water inlet, and comprises a box body, a connecting rod, an indicator, a floater and a scale;
the utility model discloses a float, including box, connecting rod, indicator, scale, box, bottom opening part, box, connecting rod, indicator fixed connection, the box adopts cavity and bottom open-ended rectangle structure, and box and casing intercommunication, be equipped with the float in the box, the connecting rod axial sets up the top middle part at the float, the connecting rod runs through the interior roof of box and with the indicator fixed connection of level setting, the vertical setting of scale is on the top of box and is close to one side of indicator, the bottom opening part fixedly connected with round of.
6. An anti-clogging liquid filter according to claim 5, wherein the connecting rod is fitted with a linear bearing in an interference fit, and the connecting rod is slidably connected to the inner top end of the case through the linear bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810745939.9A CN108786222B (en) | 2018-07-09 | 2018-07-09 | Anti-blocking liquid filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810745939.9A CN108786222B (en) | 2018-07-09 | 2018-07-09 | Anti-blocking liquid filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108786222A CN108786222A (en) | 2018-11-13 |
| CN108786222B true CN108786222B (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810745939.9A Active CN108786222B (en) | 2018-07-09 | 2018-07-09 | Anti-blocking liquid filter |
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| CN (1) | CN108786222B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987678B (en) * | 2019-03-13 | 2024-09-10 | 广东栗子科技有限公司 | Integrated flushing type filter element and filter system with same |
| CN110107697A (en) * | 2019-04-23 | 2019-08-09 | 兰新伟 | A kind of combination double-purpose type valve |
| CN112479275A (en) * | 2019-09-12 | 2021-03-12 | 上海车为信息科技有限公司 | Water purifier of water treatment equipment |
| CN113653114A (en) * | 2021-09-08 | 2021-11-16 | 彩虹（合肥）液晶玻璃有限公司 | Closed pool dirt cleaning device |
| CN117258404B (en) * | 2023-11-20 | 2024-05-31 | 连云港正航电力节能技术有限公司 | Filtering and separating device for electric auxiliary machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2493275Y (en) * | 2001-02-18 | 2002-05-29 | 李秋生 | Turning core autoamtic dirt discharging filter |
| CN101912702B (en) * | 2010-08-20 | 2012-10-03 | 广东联塑科技实业有限公司 | Online cleaning filter |
| CN203170085U (en) * | 2013-03-27 | 2013-09-04 | 无锡市华尔泰机械制造有限公司 | High-performance direct current T-type pipeline filter |
| DE102013008667B4 (en) * | 2013-05-17 | 2017-02-23 | Viktor Holstein | Self-cleaning strainer and method for its cleaning |
| CN206268586U (en) * | 2016-12-20 | 2017-06-20 | 三明高中压阀门有限公司 | A kind of simple pressure measurement valve |
| CN207153252U (en) * | 2017-08-11 | 2018-03-30 | 珠海乾牌环保科技有限公司 | A kind of rotary type y-type filter |
| CN107349667A (en) * | 2017-08-14 | 2017-11-17 | 苏州金世装备制造股份有限公司 | A kind of valve filter |
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