CN205495081U - Pre -filter - Google Patents
Pre -filter Download PDFInfo
- Publication number
- CN205495081U CN205495081U CN201520986678.1U CN201520986678U CN205495081U CN 205495081 U CN205495081 U CN 205495081U CN 201520986678 U CN201520986678 U CN 201520986678U CN 205495081 U CN205495081 U CN 205495081U
- Authority
- CN
- China
- Prior art keywords
- interface
- bottle
- drainage tube
- filter cylinder
- filter
- 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.)
- Expired - Fee Related
Links
- 238000011045 prefiltration Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims description 48
- 239000011229 interlayer Substances 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 4
- 238000010137 moulding (plastic) Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 238000005202 decontamination Methods 0.000 claims description 3
- 230000003588 decontaminative effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 4
- 241001330002 Bambuseae Species 0.000 abstract 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 4
- 239000011425 bamboo Substances 0.000 abstract 4
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 235000004280 healthy diet Nutrition 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- -1 three-way valve Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model provides a pre -filter, including connecting portion, the bottle, the brush strip is scraped to the flexibility, strain a section of thick bamboo, rotating assembly, a drainage tube is also provided in the utility model, the blowoff valve, a serial communication port, be provided with the water inlet on the connecting portion body, the delivery port, the bottle interface, the filter core interface, drainage tube interface and blowoff valve interface, the one end and the drainage tube interface fixed connection of drainage tube, strain the one end of a section of thick bamboo and strain an interface connection, the other end then overlaps and forms sealed cooperation in the outside of drainage tube and rather than contact department, it is fixed that the one end of bottle and bottle interface pass through threaded connection, the other end then is provided with rotating assembly, the flexibility is scraped the brush strip and is set up on the inner wall of bottle or on the rotating assembly, and all the time with strain a section of thick bamboo surface in close contact with, the setting of blowoff valve interface is the interbedded bottom that constitutes and lining up with this intermediate layer at the inner wall by the bottle with between straining the outer wall of a section of thick bamboo, blowoff valve and blowoff valve interface connection, as preferred, still be provided with the three -way valve in the connecting portion.
Description
Technical field
This utility model relates to water-treatment technology field, particularly relates to the technology of a kind of fore filter.
Background technology
Along with the raising of progressive people's living standard of science and technology, people starts having had higher requirement with water and healthy diet in daily life.City supply water due to secondary pollutions such as the rust in pipeline, silts that to cause the control of the water degradation of domestic water and watering equipment malfunctioning; and make other relate to the Domestic electrical equipment life minimizing of water; even produce huge potential safety hazard; therefore; from the point of view of big environment, every household is required to install fore filter to improve water quality and protection domestic water equipment.Fore filter is the jinx of secondary pollution, is a kind of device for filtering impurities reliably.
The fore filter of existing market mainly includes along types such as wash type, backwash type, siphon types.But, there is different problem problems in different types of fore filter:
The most weak along the backwash rate rinsing fore filter, filter element is easily blocked, and the least impurity rinses the most out, deeper, tightlyer embedding in filter element on the contrary, easily becoming secondary pollution, consumer needs to open housing and filter element is brought out scrubs with toothbrush, takes time and effort.
Siphonic fore filter product structure is complicated, it is thorough to rinse, if if water-quality ratio is poor, impurity is embedding deeper, tighter in filter element, finally results in filter element and blocks, causes secondary pollution, and once filter element blocks maintenance and gets up extremely difficult.On the other hand, most siphonic fore filter product sacrifices filtering accuracy to reach developing result, and usual filtering accuracy is all more than 50 microns.Such as Chinese patent: the fore filter technology announced on 201520252203.X (application number), it is simply that a kind of typical siphonic fore filter.
Chinese patent: 201510243765.2 (application numbers) disclose a new technique, its invention entitled " two-way strength hydro-peening fore filter ", it is integrated with along rinsing and two kinds of functions of backwash, substantially solve the drawback of the only one-way flushing function of the existence of fore filter in the market, but internal structure is the most complicated, discharge is impacted and manufacturing cost is higher.
At present, backwash type fore filter compares other fore filter has had some to improve technically, but run into the trapped substance being blocked in opening of sieve, need to open filter flask and take out filter screen, with instrument cleanings such as the hairbrush (available toothbrush replaces) of auxiliary, air guns, also make troubles to user.
At present, fore filter on the market is the most in T shape, for the owner of renovated old community, if this T-shaped fore filter such as wants Late reformation to access, due to the restriction in space in meter box, is difficult to transformation.
In view of the problem of above-mentioned various types of fore filters existence and to more preferable function and the expectation of the fore filter of quality, it is necessary to current fore filter is improved.
Summary of the invention
The purpose of this utility model is for prior art problem, a kind of reasonable in design, a kind of fore filter of simple in construction is provided, make fore filter while implementing back flush, relatively rotating of swipe and filter cylinder outer surface can be scraped, it is achieved the strength machinery of filter cylinder outer surface impurity is brushed by being preset in bottle inner flexible.
For reaching above-mentioned purpose, this utility model have employed following technical proposal: a kind of fore filter, swipe, filter cylinder, rotary components, drainage tube, blowoff valve is scraped including connecting portion, bottle, flexibility, it is characterized in that, being provided with water inlet, outlet, bottle body interface, filter element interface, drainage tube interface and blowoff valve interface on described connecting portion body, described bottle body interface, filter element interface and drainage tube interface three exists together an axle center the most from outside to inside and opening is arranged in the same direction；One end of described drainage tube and the fixing connection of drainage tube interface, one end of described filter cylinder and filter cylinder interface connect, the other end is then enclosed within outside and the place's of being in contact with it formation sealing cooperation of drainage tube, one end of described bottle and bottle body interface are threaded connection fixing, the other end is then provided with rotary components, described flexibility is scraped swipe and is arranged on the inwall of described bottle or on described rotary components, and be in close contact with the outer surface of described filter cylinder all the time, described blowoff valve interface is arranged between the inwall by bottle and the outer wall of filter cylinder the bottom of the interlayer constituted and through with this interlayer, described blowoff valve and described blowoff valve interface connect；It is characterized in that, the water come in from water inlet first passes around described drainage tube and imports in described interlayer, then after the strainer filtering of described filter cylinder outer surface, enters in filter cylinder, then flows out from outlet, completes the filtration of water；It is characterized in that, if described flexibility is scraped swipe and is arranged on the inwall of described bottle, so by the rotation of the filter cylinder described in the rotary components drive described in rotation, form relative wiper motion with described flexible wiper bar and reach the impurity removing screen surface；Arrange on described rotary components if described flexibility scrapes swipe, then directly allow described flexibility scrape swipe by the rotary components described in rotation and scrape swiped through from filter cylinder outer surface, reach the purpose removing screen surface impurity.
At above-mentioned a kind of fore filter, it is characterized in that, described flexibility is scraped swipe and is arranged on the inwall of described bottle, one end of described filter cylinder and filter cylinder interface connect and form dynamic sealing engagement in junction by the first sealing ring, the other end is then enclosed within the outside of drainage tube and forms dynamic sealing engagement in contact position by the second sealing ring, and its port is provided with profile is hexagonal or polygonal convex body；Described rotary components includes rotating handle and rotating piston, described rotating piston is arranged in the wherein Single port of described bottle, its upper end and rotating handle connect, its lower end is then adaptive with described convex body, its periphery, stage casing is provided with the 3rd sealing ring and sealing gasket and the inwall with bottle port forms dynamic sealing engagement.
At above-mentioned a kind of fore filter, it is characterized in that, described flexibility is scraped swipe and is arranged on described rotary components, one end and the filter cylinder interface of described filter cylinder are threaded connection, the other end is then enclosed within the outside of drainage tube and seals cooperation in contact position, described rotary components includes rotating handle, rotating piston and rotational circle framework, described rotating piston is arranged in the wherein Single port of described bottle, its upper end and rotating handle connect, its lower end then connects with described rotational circle framework, it is provided with the 3rd sealing ring and sealing gasket on its periphery, stage casing and the inwall with bottle Single port forms dynamic sealing engagement.
At above-mentioned a kind of fore filter, it is characterized in that, it is additionally provided with three-way valve in described connecting portion, three the ports difference of described three-way valve water inlet, outlet and drainage tube interface described in correspondence, water (flow) direction is regulated by described three-way valve, current can be reached both can flow out at described drainage tube, it is also possible to connect with described outlet and enter the inner chamber of filter cylinder, form backwash decontamination pattern.
At above-mentioned a kind of fore filter, it is characterised in that described rotational circle framework and rotating piston are structure as a whole.
At above-mentioned a kind of fore filter, it is characterized in that, described bottle is transparent plastic moulding, its large port and described bottle body interface are threaded connection fixing, and the 4th sealing ring it is provided with in junction, being provided with described rotary components in its portlet, the profile of its portlet is hexagon.
At above-mentioned a kind of fore filter, it is characterised in that the outer peripheral face of described rotating handle is provided with the numeral for record date.
At above-mentioned a kind of fore filter, it is characterised in that the exit of described blowoff valve is provided with and is available for hose connection ozzle.
Compared with prior art, this Technology design is reasonable, the advantage of simple in construction, can not only possess the function of back flush, and during back flush, can accomplish that the mechanical wiper to filter cylinder outer surface impurity is removed simultaneously, substantially increasing the convenience that fore filter itself cleans, in the corresponding service life extending filter cylinder, social benefit is huge.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.Accompanying drawing only provides reference and explanation use, is not used for being any limitation as the present invention.
Fig. 1 is the fore filter structural representation of the embodiment 1 that this utility model provides；
Fig. 2 is the E-E sectional top view that this utility model provides；
Fig. 3 is the structural representation of a kind of connecting portion that this utility model provides；
Fig. 4 is the surface structure schematic diagram of a kind of fore filter that this utility model provides；
Fig. 5 is the structural representation of a kind of filter cylinder that this utility model provides；
Fig. 6 is the filter cylinder top view corresponding to Fig. 5 that this utility model provides；
Fig. 7 is the sectional structure schematic diagram of a kind of knob handle that this utility model provides；
Fig. 8 is the structural representation of a kind of rotating piston that this utility model provides；
Fig. 9 is the surface structure schematic diagram of a kind of bottle that this utility model provides；
Figure 10 is the top view corresponding for Fig. 9 that this utility model provides；
Figure 11 is the upward view corresponding for Fig. 9 that this utility model provides；
Figure 12 is the structural representation of a kind of drainage tube that this utility model provides；
Figure 13 is the structural representation of the fore filter of the embodiment 2 that this utility model provides；
Figure 14 is the structural representation that the rotary components in the embodiment 2 that this utility model provides and rotational circle framework and flexibility scrape swipe three in one；
Figure 15 is the surface structure schematic diagram of the fore filter inside a kind of connecting portion of the embodiment 3 that this utility model provides with three-way valve.
In figure, connecting portion 1, bottle 2, flexibility scrape swipe 3, filter cylinder 4, rotary components 5, drainage tube 6, blowoff valve 7, interlayer 8, three-way valve 9, water inlet 10, outlet 11, bottle body interface 12, filter cylinder interface 13, drainage tube interface 14, blowoff valve interface the 15, the 4th sealing ring the 20, first sealing ring 40, convex body 41, rotating handle 50, rotating piston the 51, the 3rd sealing ring 52, sealing gasket 53, rotational circle framework the 54, second sealing ring 60, ozzle 70.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 9, Figure 10, Figure 11 and Figure 12, a kind of fore filter, scrape swipe 3, filter cylinder 4, rotary components 5, drainage tube 6, blowoff valve 7 including connecting portion 1, bottle 2, flexibility.
As shown in Figure 3, being provided with water inlet 10, outlet 11, bottle body interface 12, filter cylinder interface 13, drainage tube interface 14 and blowoff valve interface 15 on connecting portion 1 body, bottle body interface 12, filter cylinder interface 13 and drainage tube interface 14 three exist together an axle center the most from outside to inside and opening is arranged in the same direction；
One end of drainage tube 6 and the fixing connection of drainage tube interface 14；
One end and the filter cylinder interface 13 of filter cylinder 4 connect, and the other end is then enclosed within outside and the place's of being in contact with it formation sealing cooperation of drainage tube 6；
One end and the bottle body interface 12 of bottle 2 are threaded connection fixing, and the other end is then provided with rotary components 5；
Flexibility is scraped swipe 3 and is arranged on the inwall of bottle 2, and is in close contact with the outer surface of filter cylinder 4 all the time；
Blowoff valve interface 15 is arranged between the outer wall of the inwall by bottle 2 and filter cylinder 4 bottom of the interlayer 8 constituted and through with this interlayer 8, and blowoff valve 7 and blowoff valve interface 15 connect；
Bottle 2 is transparent plastic moulding, its large port and bottle body interface 12 are threaded connection fixing, and are provided with the 4th sealing ring 20 in junction, are provided with rotary components 5 in its portlet, the profile of its portlet is hexagon, it is simple to bottle with a wrench to tighten.
In the present embodiment, the outer peripheral face of rotating handle 50 is provided with the numeral for record date, and the exit of blowoff valve 7 is provided with and is available for hose connection ozzle 70.
In the present embodiment, owing to filter cylinder needs to rotate, so, one end of filter cylinder and the cooperation of the connection of filter cylinder interface and the other end and drainage tube must reach the state that can rotate and can seal, it is embodied as follows: one end of filter cylinder 4 and filter cylinder interface 13 connect and forms dynamic sealing engagement in junction by the first sealing ring 40, the other end is then enclosed within the outside of drainage tube 6 and forms dynamic sealing engagement in contact position by the second sealing ring 60, and its port is provided with profile is hexagonal or polygonal convex body 41；Rotary components 5 includes rotating handle 50 and rotating piston 51, rotating piston 51 is arranged in the wherein Single port of bottle 2, its upper end and rotating handle 50 connect, its lower end is then adaptive with convex body 41, its periphery, stage casing is provided with the 3rd sealing ring 52 and sealing gasket 53 and the inwall with bottle 2 port forms dynamic sealing engagement.
The operation principle of the water filtration of the present embodiment is as follows, and the water come in from water inlet 10 first passes around drainage tube 6 and imports in interlayer 8, then after the strainer filtering of cartridge filter 4 outer surface, enters in filter cylinder 4, then flow out from outlet 11, complete the filtration of water；
The blowdown operation principle of the present embodiment is as follows, flexibility is scraped swipe 3 and is arranged on the inwall of bottle 2, the rotation of filter cylinder 4 is driven by rotating rotary components 5, scrape swipe 3 to form the motion of relative wiper and reach, with flexibility, the impurity removing screen surface, simultaneously, opening blowoff valve 7, the impurity that removing is got off discharges.
Embodiment 2:
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 7, Fig. 8, Fig. 9, Figure 11, Figure 12, Figure 13 and Figure 14, a kind of fore filter, scrape swipe 3, filter cylinder 4, rotary components 5, drainage tube 6, blowoff valve 7 including connecting portion 1, bottle 2, flexibility.
As shown in Figure 3, being provided with water inlet 10, outlet 11, bottle body interface 12, filter cylinder interface 13, drainage tube interface 14 and blowoff valve interface 15 on connecting portion 1 body, bottle body interface 12, filter cylinder interface 13 and drainage tube interface 14 three exist together an axle center the most from outside to inside and opening is arranged in the same direction；
One end of drainage tube 6 and the fixing connection of drainage tube interface 14；
One end and the filter cylinder interface 13 of filter cylinder 4 connect, and the other end is then enclosed within outside and the place's of being in contact with it formation sealing cooperation of drainage tube 6；
One end and the bottle body interface 12 of bottle 2 are threaded connection fixing, and the other end is then provided with rotary components 5；
Flexibility is scraped swipe 3 and is arranged on described rotary components 5, and is in close contact with the outer surface of filter cylinder 4 all the time；
One end and the filter cylinder interface 13 of filter cylinder 4 are threaded connection, and the other end is then enclosed within the outside of drainage tube 6 and seals cooperation in contact position；
Rotary components 5 includes rotating handle 50, rotating piston 51 and rotational circle framework 54, rotating piston 51 is arranged in the wherein Single port of bottle 2, its upper end and rotating handle 50 connect, its lower end then connects with rotational circle framework 54, its periphery, stage casing is provided with the 3rd sealing ring 52 and sealing gasket 53 and the inwall with bottle 2 Single port forms dynamic sealing engagement；As shown in figure 14, in the present embodiment, rotational circle framework 54 and rotating piston 51 are structure as a whole；
Blowoff valve interface 15 is arranged between the outer wall of the inwall by bottle 2 and filter cylinder 4 bottom of the interlayer 8 constituted and through with this interlayer 8, and blowoff valve 7 and blowoff valve interface 15 connect；
Bottle 2 is transparent plastic moulding, its large port and bottle body interface 12 are threaded connection fixing, and are provided with the 4th sealing ring 20 in junction, are provided with rotary components 5 in its portlet, the profile of its portlet is hexagon, it is simple to bottle with a wrench to tighten.
In the present embodiment, the outer peripheral face of rotating handle 50 is provided with the numeral for record date, and the exit of blowoff valve 7 is provided with and is available for hose connection ozzle 70.
The operation principle of the water filtration of the present embodiment is as follows, and the water come in from water inlet 10 first passes around drainage tube 6 and imports in interlayer 8, then after the strainer filtering of cartridge filter 4 outer surface, enters in filter cylinder 4, then flow out from outlet 11, complete the filtration of water；
The blowdown operation principle of the present embodiment is as follows, and flexibility is scraped swipe 3 and arranged on rotary components 5, directly allows flexibility scrape swipe 3 by rotation rotary components 5 and scrapes swiped through from filter cylinder 4 outer surface, reach the purpose removing screen surface impurity, meanwhile, opening blowoff valve 7, the impurity that removing is got off discharges.
Embodiment 3:
As shown in figure 15, three-way valve 9 it is additionally provided with in connecting portion 1, water inlet 10, outlet 11 and the drainage tube interface 14 that three ports of three-way valve 9 are connected respectively in portion 1, water (flow) direction is regulated by three-way valve 9, current can be reached both can flow out at drainage tube 6, can also connect with outlet 11 and enter the inner chamber of filter cylinder 4, form backwash decontamination pattern.
In the present embodiment, other and embodiment 1 or embodiment 2 described in similar, this is no longer going to repeat them.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although the most more employ connecting portion, bottle, flexibility are scraped the terms such as swipe, filter cylinder, rotary components, drainage tube, blowoff valve, interlayer, three-way valve, water inlet, outlet, bottle body interface, filter cylinder interface, drainage tube interface, blowoff valve interface, the 4th sealing ring, the first sealing ring, convex body, rotating handle, rotating piston, the 3rd sealing ring, sealing gasket, rotational circle framework, the second sealing ring, ozzle, but are not precluded from using the probability of other term.Use these terms to be only used to more easily and describe and explain essence of the present utility model；It is all contrary with this utility model spirit for being construed as any additional restriction.
Claims (8)
1. a fore filter, including connecting portion (1), bottle (2), flexibility scrapes swipe (3), filter cylinder (4), rotary components (5), drainage tube (6), blowoff valve (7), it is characterized in that, it is provided with water inlet (10) on described connecting portion (1) body, outlet (11), bottle body interface (12), filter cylinder interface (13), drainage tube interface (14) and blowoff valve interface (15), described bottle body interface (12), filter cylinder interface (13) and drainage tube interface (14) three exist together an axle center the most from outside to inside and opening is arranged in the same direction；nullOne end of described drainage tube (6) and the fixing connection of drainage tube interface (14)，One end of described filter cylinder (4) and filter cylinder interface (13) connect，The other end is then enclosed within outside and the place's of being in contact with it formation sealing cooperation of drainage tube (6)，One end and the bottle body interface (12) of described bottle (2) are threaded connection fixing，The other end is then provided with rotary components (5)，Described flexibility is scraped swipe (3) and is arranged on the inwall of described bottle (2) or on described rotary components (5)，And be in close contact with the outer surface of described filter cylinder (4) all the time，Described blowoff valve interface (15) is arranged between the outer wall of the inwall by bottle (2) and filter cylinder (4) bottom of the interlayer (8) constituted and through with this interlayer (8)，Described blowoff valve (7) and described blowoff valve interface (15) connect；It is characterized in that, the water come in from water inlet (10) first passes around described drainage tube (6) and imports in described interlayer (8), again after the strainer filtering of described filter cylinder (4) outer surface, enter in filter cylinder (4), flow out from outlet (11) again, complete the filtration of water；It is characterized in that, if described flexibility is scraped swipe (3) and is arranged on the inwall of described bottle (2), so, by the rotary components (5) described in rotating drive described in the rotation of filter cylinder (4), scrape swipe (3) with described flexibility and form relative wiper motion and reach the impurity removing screen surface；Arrange on described rotary components (5) if described flexibility scrapes swipe (3), so directly allow described flexibility scrape swipe (3) by the rotary components (5) described in rotation scrape swiped through from filter cylinder (4) outer surface, reach the purpose removing screen surface impurity.
A kind of fore filter the most according to claim 1, it is characterized in that, described flexibility is scraped swipe (3) and is arranged on the inwall of described bottle (2), one end of described filter cylinder (4) and filter cylinder interface (13) connect and form dynamic sealing engagement in junction by the first sealing ring (40), the other end is then enclosed within the outside of drainage tube (6) and forms dynamic sealing engagement in contact position by the second sealing ring (60), and its port is provided with profile is hexagonal or polygonal convex body (41)；Described rotary components (5) includes rotating handle (50) and rotating piston (51), described rotating piston (51) is arranged in the wherein Single port of described bottle (2), its upper end and rotating handle (50) connect, its lower end is then adaptive with described convex body (41), its periphery, stage casing is provided with the 3rd sealing ring (52) and sealing gasket (53) and the inwall with bottle (2) port forms dynamic sealing engagement.
nullA kind of fore filter the most according to claim 1，It is characterized in that，One end and the filter cylinder interface (13) of described filter cylinder (4) are threaded connection，The other end is then enclosed within the outside of drainage tube (6) and seals cooperation in contact position，Described rotary components (5) includes rotating handle (50)、Rotating piston (51) and rotational circle framework (54)，Described rotating piston (51) is arranged in the wherein Single port of described bottle (2)，Its upper end and rotating handle (50) connect，Its lower end then connects with described rotational circle framework (54)，It is provided with the 3rd sealing ring (52) and sealing gasket (53) on its periphery, stage casing and the inwall with bottle (2) Single port forms dynamic sealing engagement，Described flexibility is scraped swipe (3) and is arranged on the rotational circle framework (54) of described rotary components (5).
A kind of fore filter the most according to claim 1, it is characterized in that, it is additionally provided with three-way valve (9) in described connecting portion (1), three the ports difference of described three-way valve (9) water inlet (10) described in correspondence, outlet (11) and drainage tube interface (14), water (flow) direction is regulated by described three-way valve (9), current can be reached both can flow out from described drainage tube (6), can also connect with described outlet (11) and enter the inner chamber of filter cylinder (4), form backwash decontamination pattern.
A kind of fore filter the most according to claim 3, it is characterised in that described rotational circle framework (54) and rotating piston (51) are structure as a whole.
A kind of fore filter the most according to claim 1, it is characterized in that, described bottle (2) is transparent plastic moulding, its large port and described bottle body interface (12) are threaded connection fixing, and the 4th sealing ring (20) it is provided with in junction, being provided with described rotary components (5) in its portlet, the profile of its portlet is hexagon.
7. according to a kind of fore filter described in Claims 2 or 3, it is characterised in that the outer peripheral face of described rotating handle (50) is provided with the numeral for record date.
A kind of fore filter the most according to claim 1, it is characterised in that the exit of described blowoff valve (7) is provided with and is available for hose connection ozzle (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986678.1U CN205495081U (en) | 2015-12-02 | 2015-12-02 | Pre -filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986678.1U CN205495081U (en) | 2015-12-02 | 2015-12-02 | Pre -filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205495081U true CN205495081U (en) | 2016-08-24 |
Family
ID=56720331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520986678.1U Expired - Fee Related CN205495081U (en) | 2015-12-02 | 2015-12-02 | Pre -filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205495081U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105381639A (en) * | 2015-12-02 | 2016-03-09 | 杭州础能环境科技有限公司 | Prefilter |
| CN109224581A (en) * | 2017-07-11 | 2019-01-18 | 扬州市科滤环保科技有限公司 | Scraper type filter |
-
2015
- 2015-12-02 CN CN201520986678.1U patent/CN205495081U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105381639A (en) * | 2015-12-02 | 2016-03-09 | 杭州础能环境科技有限公司 | Prefilter |
| CN105381639B (en) * | 2015-12-02 | 2024-02-06 | 玉环市万荣铜业有限公司 | Front-mounted Filter device |
| CN109224581A (en) * | 2017-07-11 | 2019-01-18 | 扬州市科滤环保科技有限公司 | Scraper type filter |
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