CN203269685U - Positive and negative flushing type water purifier - Google Patents

Positive and negative flushing type water purifier Download PDF

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Publication number
CN203269685U
CN203269685U CN 201320317756 CN201320317756U CN203269685U CN 203269685 U CN203269685 U CN 203269685U CN 201320317756 CN201320317756 CN 201320317756 CN 201320317756 U CN201320317756 U CN 201320317756U CN 203269685 U CN203269685 U CN 203269685U
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China
Prior art keywords
water
filter body
positive
body shell
filter element
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CN 201320317756
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Chinese (zh)
Inventor
叶秀友
梁建林
彭开勤
徐锋
曾华元
陈立云
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Zhejiang Qinyuan Water Treatment Technology Co Ltd
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Zhejiang Qinyuan Water Treatment Technology Co Ltd
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Abstract

The utility model relates to a positive and negative flushing type water purifier, comprising a filter element body, wherein the filter element body is arranged in a filter element body shell; a front cover and a back cover are respectively arranged at two ends of the filter element body shell, wherein a water inlet and a negative flushing port are formed in the front cover, and a purified water port and a positive flushing port are formed in the back cover; a running water cavity is formed between the filter element body and the filter element body shell; a front sealing ring is arranged between the front cover and the filter element body shell; and a back sealing ring is arranged between the back cover and the filter element body shell. During positive flushing, the negative flushing port and the purified water port are closed, water flows into the water purifier from the water inlet and flows out of the water purifier from the positive flushing port; and during negative flushing, the water inlet and the purified water port are closed, the water flows into the water purifier from the negative flushing port and flows out of the water purifier from the positive flushing port. The positive and negative flushing type water purifier is simple in structure and convenient to use, and can realize positive and negative flushing, so that the flushing of the filter element is more thorough, and the service life of the filter element is prolonged.

Description

A kind of positive back flush type water-purifying device
Technical field
The utility model relates to water purifier and makes the field, especially refers to a kind of water-purifying device that can rinse, and refers to especially a kind of positive back flush type water-purifying device.
Background technology
Water purifier in use for some time, its filter core can result in blockage because pile up impurity, thereby affects decontamination effect improving, therefore, the user just must pull down at set intervals filter core and clean or change, and is very inconvenient; Nowadays, occur flushable water purifier on market, saved the trouble that the user frequently dismantles filter core.
The existing patent No. is that the CN201220443886.3 name is called " from the flushing type water purifier " and comprises housing, be located at the filtering net that housing is divided in housing filtering chamber, clear water chamber, the water inlet pipe that is communicated with filtering chamber and the rising pipe that is communicated with the clear water chamber, filtering net comprises the first filtering net, the second filtering net, be provided with main shaft on housing, main shaft one end is positioned at hull outside, the other end is positioned at housing and passes the first filtering net, be provided with the first cleaning brush on the main shaft above the first filtering net, the main shaft below the first filtering net is provided with the second cleaning brush; At the first vent pipe that is provided with the first washpipe above the first filtering net and the impurity on the first filtering net is discharged, be provided with the second washpipe that its upper surface is rinsed and the second vent pipe that the impurity on the second filtering net is discharged above the second filtering net; It completes the flushing of filter screen by washpipe and vent pipe are installed respectively on the first filtering net and the second filtering net; But it can only complete positive flushing process, and developing result is not good.
it is that the CN201120163621.3 name is called " back flush table type water purifier " and comprises fibrous filter layer that the patent No. is separately arranged, the KDF55 filtering layer, coconut husk gac filtration layer, it is characterized in that: the bottom of its encloses container is provided with an annular filter sieve, the surface of filter sieve is disposed with the first fibrous filter layer from bottom to top, the KDF55 filtering layer, the second fibrous filter layer, coconut husk gac filtration layer, the 3rd fibrous filter layer, the top of this encloses container is provided with clean water area, the stage casing of cylindrical shell is provided with annular buckstay, the left side of encloses container bottom is provided with water-in, the sewage backwash mouth, the top of encloses container is provided with water outlet, the back flushing water inlet, the water outlet of described former water is communicated with the water-in of filtration unit, it completes the backwash process of filtration by back flushing water inlet and sewage backwash mouth are set, but it can only complete backwash process, and developing result is limited.
Water purifier in above-mentioned patent all has washing function, rinses the single shortcoming of direction but all exist, and one direction is rinsed can not thoroughly clean the impurity that stops up on filter core, and developing result is not good, so its structure is further improved.
Summary of the invention
Technical problem to be solved in the utility model is the present situation for prior art, provides simple in structure, and is easy to use, a kind of positive back flush type water-purifying device that can positive and negative bidirectional flushing.
The utility model solves the problems of the technologies described above the technical scheme that adopts:
A kind of positive back flush type water-purifying device, comprise filter body, filter body is placed in the filter body shell, the two ends of filter body shell are respectively arranged with protecgulum and bonnet, wherein, are provided with water-in and back flushing mouth on protecgulum, then cover the positive rinse mouth that is provided with the water purification mouth, be formed with the flowing water chamber between filter body and filter body shell, be provided with front sealing-ring between protecgulum and filter body shell, be provided with rear sealing-ring between bonnet and filter body shell.
The technical measures of optimizing also comprise:
Above-mentioned filter body comprises ultrafiltration membrane filter element and rearmounted carbon filter core, rearmounted carbon filter core center is provided with washpipe, one end of ultrafiltration membrane filter element is connected cooperation with water-in, its other end is connected cooperation with an end of described washpipe, and the other end of washpipe is connected cooperation with positive rinse mouth.
Above-mentioned ultrafiltration membrane filter element comprises the ultra-filtration membrane shell of straight tube-like, ultra-filtration membrane in the ultra-filtration membrane shell, and fusing head and the rear head at ultra-filtration membrane shell two ends, be provided with the discharge orifice on the ultra-filtration membrane shell, be formed with the flowing water chamber between ultra-filtration membrane shell and filter body shell, be provided with sealing-ring between fusing head and described water-in inwall, also be provided with sealing-ring between rear head and described washpipe.
Above-mentioned rearmounted carbon filter core comprises the carbon filter case, is arranged at gac and the end cap of washpipe periphery, and the carbon filter case is made of an annular bottom surface and a cylindrical sides, and end cap is pegged graft with a described cylindrical sides and coordinated.
The both sides of above-mentioned gac are respectively arranged with the sponge that prevents that gac from leaking.
Interface periphery between above-mentioned protecgulum and filter body shell is provided with front protective guard.
Between above-mentioned bonnet and filter body shell, the interface periphery is provided with rear protective guard.
A kind of positive back flush type water-purifying device of the present utility model, adopt on protecgulum and be provided with water-in and back flushing mouth, then cover the positive rinse mouth that is provided with the water purification mouth, be formed with the flowing water chamber between filter body and filter body shell, be provided with front sealing-ring between protecgulum and filter body shell, be provided with rear sealing-ring between bonnet and filter body shell.When just rinsing, close back flushing mouth and water purification mouth, current enter from water-in, flow out from positive rinse mouth; During back flushing, close water-in and water purification mouth, current enter from the back flushing mouth, flow out from positive rinse mouth; It is simple in structure, and can realize positive back flushing, thereby makes the flushing of filter core more thorough, improves the work-ing life of filter core;
In addition, the filter body of this water-purifying device comprises ultrafiltration membrane filter element and rearmounted carbon filter core, adopts Double filter element to make its decontamination effect improving better, has also guaranteed the reliability of its filtration, makes the water after filtration can relieved use.
Description of drawings
Fig. 1 is the cross-sectional schematic of the utility model embodiment;
Fig. 2 is I section enlarged view in Fig. 1;
Fig. 3 is II section enlarged view in Fig. 1;
Fig. 4 is the utility model water state current processed schematic diagram;
Fig. 5 is that the utility model is just rinsing state current schematic diagram;
Fig. 6 is the utility model back flushing state current schematic diagram.
Embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
As Fig. 1 to Figure 6 shows that structural representation of the present utility model,
Reference numeral wherein is: filter body shell 1, flowing water chamber 1a, protecgulum 2, water-in 21, back flushing mouth 22, bonnet 3, water purification mouth 31, positive rinse mouth 32, front sealing-ring 41, rear sealing-ring 42, ultrafiltration membrane filter element 5, ultra-filtration membrane shell 51, discharge orifice 51a, ultra-filtration membrane 52, fusing head 53, rear head 54, sealing-ring 55, rearmounted carbon filter core 6, carbon filter case 61, annular bottom surface 611, cylindrical sides 612, gac 62, end cap 63, sponge 64, washpipe 7, front protective guard 81, rear protective guard 82, in figure, single arrow represents water (flow) direction.
It is as extremely shown in Figure 6 in Fig. 1,
A kind of positive back flush type water-purifying device of the present utility model, comprise filter body, filter body is placed in filter body shell 1, the two ends of filter body shell 1 are respectively arranged with protecgulum 2 and bonnet 3, wherein, be provided with water-in 21 and back flushing mouth 22 on protecgulum 2, and be provided with the positive rinse mouth 32 of water purification mouth 31 on bonnet 3, be formed with flowing water chamber 1a between filter body and filter body shell 1, be provided with front sealing-ring 41 between protecgulum 2 and filter body shell 1, be provided with rear sealing-ring 42 between bonnet 3 and filter body shell 1.
In embodiment, filter body comprises ultrafiltration membrane filter element 5 and rearmounted carbon filter core 6, rearmounted carbon filter core 6 centers are provided with washpipe 7, one end of ultrafiltration membrane filter element 5 is connected cooperation with water-in 21, its the other end is connected cooperation with an end of described washpipe 7, and the other end of washpipe 7 is connected cooperation with positive rinse mouth 32.
In embodiment, ultrafiltration membrane filter element 5 comprises the ultra-filtration membrane shell 51 of straight tube-like, ultra-filtration membrane 52 in ultra-filtration membrane shell 51, and fusing head 53 and the rear head 54 at ultra-filtration membrane shell 51 two ends, be provided with discharge orifice 51a on ultra-filtration membrane shell 51, be provided with sealing-ring 55 between fusing head 53 and described water-in 21 inwalls, also be provided with sealing-ring 55 between rear head 54 and described washpipe 7.
In embodiment, rearmounted carbon filter core 6 comprises carbon filter case 61, be arranged at gac 62 and the end cap 63 of washpipe 7 peripheries, carbon filter case 61 is made of an annular bottom surface 611 and a cylindrical sides 612, and end cap 63 is pegged graft with a described cylindrical sides 612 and coordinated.
In embodiment, the both sides of gac 62 are respectively arranged with the sponge 64 that prevents that gac from leaking.
In embodiment, the interface periphery between protecgulum 2 and filter body shell 1 is provided with front protective guard 81.
In embodiment, between bonnet 3 and filter body shell 1, the interface periphery is provided with rear protective guard 82.
As shown in Figure 1 to Figure 3; the filter body of this water-purifying device is placed in filter body shell 1; the front end of filter body shell 1 is provided with protecgulum 2; its rear end is provided with bonnet 3, and for the stopping property of assurance device, protecgulum 2 is provided with front sealing-ring 41 with the junction of filter body shell 1; and before front sealing-ring 41 is outside equipped with protective guard 81; same, bonnet 3 is provided with rear sealing-ring 42 with the junction of filter body shell 1, and after rear sealing-ring 42 is outside equipped with protective guard 82.
Be provided with water-in 21 and back flushing mouth 22 on protecgulum 2, water-in 21 is positioned at protecgulum 2 centers, is provided with the positive rinse mouth 32 of water purification mouth 31 on bonnet 3, and positive rinse mouth 32 is positioned at bonnet 3 centers.Filter body adopts double filtration, comprise ultrafiltration membrane filter element 5 and rearmounted carbon filter core 6, the fusing head 53 of ultrafiltration membrane filter element 5 arranges over against water-in 21, in order to guarantee the stopping property of junction, be provided with two road sealing-rings 55 between fusing head 53 and water-in 21 inwalls, the rear head 54 of ultrafiltration membrane filter element 5 arranges over against the washpipe 7 at rearmounted carbon filter core 6 centers, also is provided with two road sealing-rings 55 between rear head 54 and washpipe 7, and the outlet of washpipe 7 arranges over against positive rinse mouth 32; The ultra-filtration membrane shell 51 of ultrafiltration membrane filter element 5 offers discharge orifice 51a, and the flowing water chamber 1a that forms between ultrafiltration membrane filter element 5 inside and filter body and filter body shell 1 is communicated with.
As shown in Figure 3, when water state processed, open water-in 21 and water purification mouth 31, close back flushing mouth 22 and positive rinse mouth 32; Water-in 21 is connected with water inlet pipe, and water purification mouth 31 is connected with rising pipe, and current enter in ultrafiltration membrane filter element 5 from water-in 21, and then the discharge orifice 51a from the ultra-filtration membrane shell 51 enters flowing water chamber 1a, then enters in rearmounted carbon filter core 6, flows out from water purification mouth 31 at last; In this process, current guarantee the effect of its purification through the double filtration of ultrafiltration membrane filter element 5 and rearmounted carbon filter core 6.
As shown in Figure 4, when just rinsing state, open water-in 21 and positive rinse mouth 32, close back flushing mouth 22 and water purification mouth 31; Water-in 21 is connected with water inlet pipe, current enter in ultrafiltration membrane filter element 5 from water-in 21, and because water purification mouth 31 is closed, current can't flow out from water purification mouth 31, water can be full of rearmounted carbon filter core 6 and flowing water chamber 1a, and current directly flow out from positive rinse mouth 32 through washpipe 7.
As shown in Figure 5, when the back flushing state, open back flushing mouth 22 and positive rinse mouth 32, close water-in 21 and water purification mouth 31; Back flushing mouth 22 is connected with water inlet pipe, and current enter from back flushing mouth 22, first flows into flowing water chamber 1a, then the discharge orifice 51a from ultra-filtration membrane shell 51 enters in ultrafiltration membrane filter element 5, then flows out from positive rinse mouth 32 through washpipe 7.
This water-purifying device is by the switching of flow inlet, and the positive and negative bidirectional flushing of implement device is simple in structure, easy to use, makes the flushing of filter core more thorough, improves the work-ing life of water purifier.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims (7)

1. positive back flush type water-purifying device, comprise filter body, described filter body is placed in filter body shell (1), the two ends of described filter body shell (1) are respectively arranged with protecgulum (2) and bonnet (3), it is characterized in that: be provided with water-in (21) and back flushing mouth (22) on described protecgulum (2), and be provided with the positive rinse mouth (32) of water purification mouth (31) on described bonnet (3), be formed with flowing water chamber (1a) between described filter body and filter body shell (1), be provided with front sealing-ring (41) between described protecgulum (2) and filter body shell (1), be provided with rear sealing-ring (42) between described bonnet (3) and filter body shell (1).
2. a kind of positive back flush type water-purifying device according to claim 1, it is characterized in that: described filter body comprises ultrafiltration membrane filter element (5) and rearmounted carbon filter core (6), described rearmounted carbon filter core (6) center is provided with washpipe (7), one end of described ultrafiltration membrane filter element (5) is connected cooperation with water-in (21), its the other end is connected cooperation with an end of described washpipe (7), and the other end of described washpipe (7) is connected cooperation with positive rinse mouth (32).
3. a kind of positive back flush type water-purifying device according to claim 2, it is characterized in that: described ultrafiltration membrane filter element (5) comprises the ultra-filtration membrane shell (51) of straight tube-like, ultra-filtration membrane (52) in ultra-filtration membrane shell (51), and fusing head (53) and the rear head (54) at ultra-filtration membrane shell (51) two ends, be provided with discharge orifice (51a) on described ultra-filtration membrane shell (51), be provided with sealing-ring (55) between described fusing head (53) and described water-in (21) inwall, also be provided with sealing-ring (55) between described rear head (54) and described washpipe (7).
4. a kind of positive back flush type water-purifying device according to claim 3, it is characterized in that: described rearmounted carbon filter core (6) comprises carbon filter case (61), be arranged at gac (62) and the end cap (63) of washpipe (7) periphery, described carbon filter case (61) is made of an annular bottom surface (611) and a cylindrical sides (612), and described end cap (63) is pegged graft with a described cylindrical sides (612) and coordinated.
5. a kind of positive back flush type water-purifying device according to claim 4, it is characterized in that: the both sides of described gac (62) are respectively arranged with the sponge (64) that prevents gac and leak.
6. the described a kind of positive back flush type water-purifying device of arbitrary claim of according to claim 1 to 5, it is characterized in that: the interface periphery between described protecgulum (2) and filter body shell (1) is provided with front protective guard (81).
7. a kind of positive back flush type water-purifying device according to claim 6, it is characterized in that: between described bonnet (3) and filter body shell (1), the interface periphery is provided with rear protective guard (82).
CN 201320317756 2013-06-04 2013-06-04 Positive and negative flushing type water purifier Active CN203269685U (en)

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Application Number Priority Date Filing Date Title
CN 201320317756 CN203269685U (en) 2013-06-04 2013-06-04 Positive and negative flushing type water purifier

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Application Number Priority Date Filing Date Title
CN 201320317756 CN203269685U (en) 2013-06-04 2013-06-04 Positive and negative flushing type water purifier

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105016587A (en) * 2015-04-19 2015-11-04 赵东旭 Water treatment equipment
CN105366768A (en) * 2014-08-07 2016-03-02 佛山市美的清湖净水设备有限公司 Water purification equipment washing method
CN113731017A (en) * 2021-09-10 2021-12-03 四川金蓝科技有限公司 Sewage treatment device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105366768A (en) * 2014-08-07 2016-03-02 佛山市美的清湖净水设备有限公司 Water purification equipment washing method
CN105366768B (en) * 2014-08-07 2018-10-19 佛山市美的清湖净水设备有限公司 The cleaning method of purifier
CN105016587A (en) * 2015-04-19 2015-11-04 赵东旭 Water treatment equipment
CN113731017A (en) * 2021-09-10 2021-12-03 四川金蓝科技有限公司 Sewage treatment device

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