CN206837865U - Pump head, filter cartridge construction and water purifier for filter cartridge construction - Google Patents

Pump head, filter cartridge construction and water purifier for filter cartridge construction Download PDF

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Publication number
CN206837865U
CN206837865U CN201720588868.7U CN201720588868U CN206837865U CN 206837865 U CN206837865 U CN 206837865U CN 201720588868 U CN201720588868 U CN 201720588868U CN 206837865 U CN206837865 U CN 206837865U
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CN
China
Prior art keywords
chamber
filter
water
pump
cartridge construction
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.)
Withdrawn - After Issue
Application number
CN201720588868.7U
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Chinese (zh)
Inventor
李杨敏
莫祖栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Application filed by Midea Group Co Ltd, Foshan Shunde Midea Water Dispenser Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201720588868.7U priority Critical patent/CN206837865U/en
Priority to PCT/CN2017/086627 priority patent/WO2018214176A1/en
Application granted granted Critical
Publication of CN206837865U publication Critical patent/CN206837865U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of pump head, filter cartridge construction and water purifier for filter cartridge construction, wherein, the pump head for being used for filter cartridge construction includes filter flask lid, pump case, booster pump and reflux pump, wherein:The pump case is arranged in the filter flask lid, and the pump case includes first chamber and second chamber, and one end of the first chamber is connected with the second chamber, and the other end is used to be connected with the waste water end of filter membrane;The booster pump is contained in the first chamber, original water inlet and raw water outlet is provided with the booster pump, the raw water exports to be connected for the water intake end with filter membrane;The reflux pump is contained in the second chamber, and the wastewater outlet being connected for the water intake end with filter membrane is offered in the second chamber.The utility model proposes the pump head, filter cartridge construction and water purifier for filter cartridge construction can realize and while water reuse rate is improved, extend the service life of filter membrane.

Description

Pump head, filter cartridge construction and water purifier for filter cartridge construction
Technical field
It the utility model is related to water treatment field, more particularly to it is a kind of for the pump head of filter cartridge construction, filter cartridge construction and net Hydrophone.
Background technology
Also therefore as the improvement of people's living standards, people propose requirements at the higher level to the water quality of drinking water, water purifier Receive extensive concern.The operation principle of water purifier is:By the filtration of filter membrane, by raw waters such as municipal tap water, well water Purify as the drinkable drinking water of user, and produce a certain proportion of waste water simultaneously.But in general water purifier is with higher Waste water ratio, cause a large amount of wastes of water resource.It is next usually through a return of waste water pipeline is connected at the waste water end of filter membrane at present Water reuse rate is improved, but because the water that filter membrane is flowed to from return of waste water pipeline is condensed water and flow velocity is relatively low, causes filter membrane Service life is a greater impact.
Utility model content
Main purpose of the present utility model is to provide a kind of pump head, filter cartridge construction and water purifier for filter cartridge construction, Aim to solve the problem that the technology for causing to produce the service life of filter membrane considerable influence is asked in the prior art because improving water reuse rate Topic.
To achieve the above object, the pump head provided by the utility model for filter cartridge construction includes filter flask lid, pump case, supercharging Pump and reflux pump, wherein:
The pump case is arranged in the filter flask lid, and the pump case includes first chamber and second chamber, first chamber One end of room is connected with the second chamber, and the other end is used to be connected with the waste water end of filter membrane;
The booster pump is contained in the first chamber, and original water inlet and raw water outlet are provided with the booster pump, The raw water exports to be connected for the water intake end with filter membrane;
The reflux pump is contained in the second chamber, and is offered in the second chamber for entering water with filter membrane Hold the wastewater outlet being connected.
Preferably, it is connected between the first chamber and the second chamber by check valve diaphragm, the check valve Diaphragm only allows current from the first chamber to the second chamber one-way flow.
Preferably, the pump head for filter cartridge construction also includes the gear for being arranged on the filter flask outer side of lid, the tooth Be provided with connecting shaft on wheel, the reflux pump and the booster pump with the connection axis connection.
Preferably, the filter flask lid includes top and the sidepiece set around the top, and the gear is arranged on described The outside at top.
Preferably, first through hole is offered in the first chamber, the second through hole is offered on the sidepiece, passes through pipeline It is sequentially connected the original water inlet, the first through hole and second through hole.
Preferably, first flow, the first flow are formed between the inwall of the outer wall of the pump case and the filter flask lid It is connected for the water intake end with filter membrane, the wastewater outlet connects with the first flow.
Preferably, the third through-hole being connected with the first flow is offered in the first chamber, the raw water goes out Connected between mouth and the third through-hole by pipeline.
To achieve the above object, the utility model also provides a kind of filter cartridge construction, and the filter cartridge construction includes one end open Filter flask, the filter membrane that is arranged in the filter flask and the pump head for filter cartridge construction described in any one as described above;The filter Bottle cap is arranged on the openend of the filter flask;The raw water outlet and water intake end of the wastewater outlet with the filter membrane are connected It is logical;One end on the pump case where the first chamber is connected with the filter membrane, and the first chamber and the filter membrane Waste water end is connected.
Preferably, formed with second flow channel, the second between the inwall of the outer surface of the filter membrane and the filter flask The one end in road is connected with the wastewater outlet, and the other end is connected with the water intake end of the filter membrane.
To achieve the above object, the utility model also provides a kind of water purifier, and the water purifier includes water inlet pipe, outlet pipe Filter cartridge construction described in any one as described above;Described water inlet pipe one end is used for the pipeline connection with running water, the other end and institute State the original water inlet connection on booster pump;Described outlet pipe one end connects with the water purification end of the filter membrane, and the other end is used to connect Tap.
The utility model proposes technical scheme in, raw water enters from one end of booster pump, and the raw water after supercharging is from supercharging The other end of pump flows out and flows to filter membrane so as to be cleaned;Meanwhile waste water caused by filter membrane enters second chamber from first chamber And in the presence of reflux pump, filter membrane is flowed back to faster flow velocity, is re-used.In this process, on the one hand, filter membrane produces Raw waste water is re-used, so as to improve water reuse rate;On the other hand, because the waste water flow velocity for flowing to filter membrane is very fast, So that flow velocity of the current in filter membrane also accordingly increases, so as to serve flushing action to filter membrane, and then making for filter membrane is improved Use the life-span.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the decomposing schematic representation for the pump head for being used for filter cartridge construction in the embodiment of the utility model one;
Fig. 2 is the sectional view after the assembling of Fig. 1 pump heads;
Fig. 3 is the sectional view of filter cartridge construction in the embodiment of the utility model one;
Fig. 4 is the current schematic diagram in Fig. 3 filter cartridge constructions.
Drawing reference numeral explanation:
Label Title Label Title
1 Filter flask lid 3 Booster pump
11 Top 31 Original water inlet
12 Sidepiece 32 Raw water exports
2 Pump case 4 Reflux pump
21 First chamber 5 Gear
211 Third through-hole 51 Connecting shaft
22 First housing 6 First flow
23 Second chamber 7 Filter flask
231 Wastewater outlet 8 Filter membrane
24 Second housing 81 Water intake end
25 Connecting portion 82 Waste water end
251 Through hole 9 Second flow channel
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.
In addition, and it can not be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for describing purpose Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".It is " more in description of the present utility model It is individual " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally;Can mechanically connect, also may be used Be electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, can be the connection of two element internals Or the interaction relationship of two elements, limited unless otherwise clear and definite.For the ordinary skill in the art, can be with Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.
In addition, the technical scheme between each embodiment of the utility model can be combined with each other, but must be with ability Domain those of ordinary skill can be implemented as basis, will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of this technical scheme is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of pump head for filter cartridge construction.
Referring to Fig.1 and 2, in the present embodiment, the pump head for being used for filter cartridge construction includes filter flask lid 1, pump case 2, increased Press pump 3 and reflux pump 4, wherein:
Pump case 2 is arranged in filter flask lid 1, and pump case 2 includes first chamber 21 and second chamber 23, one end of first chamber 21 It is connected with second chamber 23, the other end is used to be connected with the waste water end 82 of filter membrane 8;
Booster pump 3 is contained in first chamber 21, and original water inlet 31 and raw water outlet 32, raw water are provided with booster pump 3 Outlet 32 is used to be connected with the water intake end 81 of filter membrane 8;
Reflux pump 4 is contained in second chamber 23, and is offered in second chamber 23 for the phase of water intake end 81 with filter membrane 8 The wastewater outlet 231 of connection.
The utility model proposes technical scheme in, raw water enters from one end of booster pump 3, and the raw water after supercharging is from supercharging The other end of pump 3 flows out and flows to filter membrane 8 so as to be cleaned, it is necessary to illustrate, the raw water into booster pump 3 can be municipal administration The water after the processing of the filter membranes such as PP cottons, particle charcoal or charcoal compressed such as running water, well water;Meanwhile waste water caused by filter membrane 8 is from One chamber 21 enters second chamber 23 and in the presence of reflux pump 4, flows back to filter membrane 8 with faster flow velocity, is re-used, water Stream direction refer to Fig. 4.In this process, on the one hand, waste water caused by filter membrane 8 is re-used, so as to improve waste water Utilization rate;On the other hand, because the waste water flow velocity for flowing to filter membrane 8 is very fast so that flow velocity of the current in filter membrane 8 is very fast, so as to Flushing action is served to filter membrane 8, and then improves the service life of filter membrane 8.
It should be noted that the pump head of the present utility model for filter cartridge construction is mainly for reverse osmosis membrane, i.e. RO films, its In, booster pump 3 is the core component in water purifier, and it has self-priming and function of increasing pressure, will can be changed by the low pressure liquid of the pump housing For highly pressurised liquid, for the reverse osmosis membrane purified water of water purifier, this process provides appropriate hydraulic pressure and water-carrying capacity.In prior art In, typically booster pump 3 is provided separately with filter cartridge construction, the water after supercharging enters filter flask 7 by pipeline, in this structure In, booster pump 3 needs to be fixed in water purifier, and takes certain space.And in the utility model, by booster pump 3 It is integrated on filter flask lid 1, it is not only easy for installation, space is also saved, and the booster pump 3 in the utility model is preferably diaphragm type Booster pump.
As preferred embodiment of the present utility model, pass through check valve diaphragm between first chamber 21 and second chamber 23 It is connected, check valve diaphragm only allows current from first chamber 21 to the one-way flow of second chamber 23.
Specifically, pump case 2 includes connecting portion 25 and is arranged on the first housing 22 and second of the opposite sides of connecting portion 25 Housing 24, the first housing 22 form first chamber 21, and the second housing 24 forms second chamber 23, and the chamber of first chamber 21 and second Room 23 is isolated by connecting portion 25;The end of first housing 22 is connected with filter membrane 8, end and the filter flask lid 1 of the second housing 24 Inwall connection;Offer through hole 251 on connecting portion 25, covered with check valve film piece on through hole 251, check valve diaphragm is only Allow current from first chamber 21 to the one-way flow of second chamber 23.The end of first housing 22 uses waterway seal with filter membrane 8 Part is tightly connected so that and waste water caused by filter membrane 8 flows directly into first chamber 21, and by through hole 251 to second chamber 23 Flowing.The end of second housing 24 can be equally connected using waterway seal part with the inner wall sealing of filter flask lid 1, in reflux pump 4 In the presence of, the waste water in second chamber 23 flows to the water intake end 81 of filter membrane 8, quilt with faster flow velocity by wastewater outlet 231 Filter membrane 8 filters utilization again, wherein, the preferred vane type reflux pump of reflux pump 4.Check valve diaphragm is set on through hole 251, can To ensure that the waste water of second chamber 23 does not flow to first chamber 21, waste water has faster flow velocity.
The wastewater outlet 231 opened up in above-mentioned second chamber 23 can be formed in several ways, such as the second housing 24 Circumferential closure, through hole is opened up to form the wastewater outlet 231 on the second housing 24;Or second the circumference of housing 24 open Put, to form the wastewater outlet 231, now, waste water can be along the direction of rotation of the blade of reflux pump 4 from the second housing 24 opening port outflow.
As another preferred embodiment of the present utility model, referring once again to Fig. 2, this is used for the pump head of filter cartridge construction also Gear 5 including being arranged on the outside of filter flask lid 1, is provided with connecting shaft 51 on gear 5, and reflux pump 4 and booster pump 3 are and connecting shaft 51 connections.Due to the utility model proposes the pump head for filter cartridge construction be integrated with reflux pump 4 and booster pump 3, filter cartridge construction Function be able to variation, water purifier can also minimize.In the present embodiment, reflux pump 4 and supercharging are driven by gear 5 Pump 3 operates simultaneously, even more further simplify the overall structure of pump head.Certainly, according to actual conditions, two electricity can also be used Machine drives reflux pump 4 and booster pump 3 respectively, such as, when raw water quality is bad, waste water caused by filter membrane 8 is directly excluded, no Recycled, now, reflux pump 4 need not be run.
Specifically, filter flask lid 1 includes top 11 and the sidepiece 12 set around top 11, and gear 5 is arranged on top 11 Outside.Because gear 5 needs to rotate so as to drive reflux pump 4 and booster pump 3 to operate, gear 5 is arranged on to the outside at top 11 When, the rotation of gear 5 can be stablized using the whole weight of filter cartridge construction.
Be additionally provided with waste water mouth on filter flask lid 1, user can with separated in time by waste water caused by filter membrane 8 from waste water mouth Discharge.Moreover, offering first through hole (not indicating) in first chamber 21, the second through hole (not indicating) is offered on sidepiece 12, Original water inlet 31, first through hole and the second through hole are sequentially connected by pipeline.The raw water that the external world comes enters booster pump by pipeline 3。
Refer to Fig. 4, between the outer wall of pump case 2 and the inwall of filter flask lid 1 formed first flow 6, first flow 6 be used for The water intake end 81 of filter membrane 8 is connected, and wastewater outlet 231 connects with first flow 6.Using in the outer wall and filter flask lid 1 of pump case 2 Space between wall, to form water stream channel, i.e. first flow 6, waste water in second chamber 23 flows into the from wastewater outlet 231 One runner 6, and the water intake end 81 for flowing back to along first flow 6 filter membrane 8 is purified again.Can certainly be in wastewater outlet Set pipeline that the waste water in second chamber 23 is reintroduced back into filter membrane 8 between 231 and the water intake end 81 of filter membrane 8.
Further, the third through-hole 211 being connected with first flow 6, raw water outlet 32 are offered in first chamber 21 It is connected between third through-hole 211 by pipeline.Raw water after the supercharging of booster pump 3 flows into first flow 6, along first flow 6 enter the water intake end 81 of filter membranes 8, and now, raw water and waste water flow to the water intake end 81 of filter membrane 8 along first flow 6.Equally, Can also be exported in raw water sets pipeline that the raw water after supercharging is introduced into filter membrane 8 between 32 and the water intake end 81 of filter membrane 8.
The utility model also proposes a kind of filter cartridge construction, refer to Fig. 3 and Fig. 4, and the filter cartridge construction includes one end open Filter flask 7, the filter membrane 8 being arranged in filter flask 7 and the pump head for filter cartridge construction such as above-mentioned any embodiment;Filter flask lid 1 It is arranged on the openend of filter flask 7;Raw water outlet 32 and wastewater outlet 231 are connected with the water intake end 81 of filter membrane 8;On pump case 2 One end where first chamber 21 is connected with filter membrane 8, and first chamber 21 is connected with the waste water end 82 of filter membrane 8.This is used to filter The concrete structure of the pump head of cored structure is with reference to above-described embodiment, because this filter cartridge construction employs the whole of above-mentioned all embodiments Technical scheme, therefore all beneficial effects at least caused by the technical scheme with above-described embodiment, no longer go to live in the household of one's in-laws on getting married one by one herein State.
Preferably, formed with second flow channel 9, one end of second flow channel 9 between the inwall of the outer surface of filter membrane 8 and filter flask 7 It is connected with wastewater outlet 231, the other end is connected with the water intake end 81 of filter membrane 8.Outer surface and filter flask 7 using filter membrane 8 Space between inwall, to form water stream channel, i.e. second flow channel 9, it is to be understood that now, filter flask lid 1 and filter flask 7 Need to be tightly connected between openend.When between the outer wall of pump case 2 and the inwall of filter flask lid 1 formed with first flow 6, first Runner 6 is connected with second flow channel 9 so that the waste water of second chamber 23, the raw water being pressurized through booster pump 3 are successively along first Runner 6, second flow channel 9 enter filter membrane 8.In the present embodiment, the wastewater outlet 231 opened up in second chamber 23 and/or increasing Pipeline need not be set to form water stream channel between raw water outlet 32 and the water intake end 81 of filter membrane 8 on press pump 3, simplification finishes Structure.
The utility model also proposes a kind of water purifier, and the water purifier includes water inlet pipe, outlet pipe and any implementation as described above The filter cartridge construction of mode;Water inlet pipe one end is used for the pipeline connection with running water, the other end and the original water inlet 31 on booster pump 3 Connection;Outlet pipe one end connects with the water purification end of filter membrane 8, and the other end is used to connect tap.The concrete structure of the filter cartridge construction With reference to above-described embodiment, because this water purifier employs whole technical schemes of above-mentioned all embodiments, therefore at least have upper All beneficial effects caused by the technical scheme of embodiment are stated, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure transformation under design of the present utility model, made using the utility model specification and accompanying drawing content, or Directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

  1. A kind of 1. pump head for filter cartridge construction, it is characterised in that including filter flask lid, pump case, booster pump and reflux pump, wherein:
    The pump case is arranged in the filter flask lid, and the pump case includes first chamber and second chamber, the first chamber One end is connected with the second chamber, and the other end is used to be connected with the waste water end of filter membrane;
    The booster pump is contained in the first chamber, and original water inlet and raw water outlet are provided with the booster pump, described Raw water exports to be connected for the water intake end with filter membrane;
    The reflux pump is contained in the second chamber, and is offered in the second chamber for the water intake end phase with filter membrane The wastewater outlet of connection.
  2. 2. it is used for the pump head of filter cartridge construction as claimed in claim 1, it is characterised in that the first chamber and second chamber It is connected between room by check valve diaphragm, the check valve diaphragm only allows current from the first chamber to second chamber Room one-way flow.
  3. 3. it is used for the pump head of filter cartridge construction as claimed in claim 1, it is characterised in that also include being arranged on outside the filter flask lid The gear of side, is provided with connecting shaft on the gear, the reflux pump and the booster pump with the connection axis connection.
  4. 4. it is used for the pump head of filter cartridge construction as claimed in claim 3, it is characterised in that the filter flask lid includes top and surround The sidepiece that the top is set, the gear are arranged on the outside at the top.
  5. 5. it is used for the pump head of filter cartridge construction as claimed in claim 4, it is characterised in that offer first in the first chamber Through hole, the second through hole is offered on the sidepiece, the original water inlet, the first through hole and described are sequentially connected by pipeline Second through hole.
  6. 6. the pump head for filter cartridge construction as described in claim any one of 1-5, it is characterised in that the outer wall of the pump case and First flow is formed between the inwall of the filter flask lid, the first flow is used to be connected with the water intake end of filter membrane, described useless Water out connects with the first flow.
  7. 7. it is used for the pump head of filter cartridge construction as claimed in claim 6, it is characterised in that offered in the first chamber and institute The third through-hole that first flow is connected is stated, is connected between the raw water outlet and the third through-hole by pipeline.
  8. 8. a kind of filter cartridge construction, it is characterised in that the filter flask including one end open, the filter membrane being arranged in the filter flask and such as The pump head for filter cartridge construction described in claim any one of 1-7;The filter flask lid is arranged on the openend of the filter flask;Institute State raw water outlet and water intake end of the wastewater outlet with the filter membrane is connected;On the pump case where the first chamber One end be connected with the filter membrane, and the first chamber is connected with the waste water end of the filter membrane.
  9. 9. filter cartridge construction as claimed in claim 8, it is characterised in that the inwall of the outer surface of the filter membrane and the filter flask it Between be connected formed with second flow channel, one end of the second flow channel with the wastewater outlet, the other end enters with the filter membrane Water end (W.E.) is connected.
  10. 10. a kind of water purifier, it is characterised in that including water inlet pipe, outlet pipe and filter cartridge construction as claimed in claim 8 or 9; Described water inlet pipe one end is used for the pipeline connection with running water, and the other end connects with the original water inlet on the booster pump;It is described Outlet pipe one end connects with the water purification end of the filter membrane, and the other end is used to connect tap.
CN201720588868.7U 2017-05-24 2017-05-24 Pump head, filter cartridge construction and water purifier for filter cartridge construction Withdrawn - After Issue CN206837865U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201720588868.7U CN206837865U (en) 2017-05-24 2017-05-24 Pump head, filter cartridge construction and water purifier for filter cartridge construction
PCT/CN2017/086627 WO2018214176A1 (en) 2017-05-24 2017-05-31 Pump head for filter element structure, filter element structure, and water purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720588868.7U CN206837865U (en) 2017-05-24 2017-05-24 Pump head, filter cartridge construction and water purifier for filter cartridge construction

Publications (1)

Publication Number Publication Date
CN206837865U true CN206837865U (en) 2018-01-05

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Application Number Title Priority Date Filing Date
CN201720588868.7U Withdrawn - After Issue CN206837865U (en) 2017-05-24 2017-05-24 Pump head, filter cartridge construction and water purifier for filter cartridge construction

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018214175A1 (en) * 2017-05-24 2018-11-29 佛山市顺德区美的饮水机制造有限公司 Pump head for filter element structure, filter element structure, and water purifier
CN108927000A (en) * 2017-05-24 2018-12-04 佛山市顺德区美的饮水机制造有限公司 Pump head, filter cartridge construction and water purifier for filter cartridge construction
CN108926999A (en) * 2017-05-24 2018-12-04 佛山市顺德区美的饮水机制造有限公司 Pump head, filter cartridge construction and water purifier for filter cartridge construction
CN109179576A (en) * 2018-08-29 2019-01-11 珠海格力电器股份有限公司 Filter cartridge construction, water treatment system and its control method
CN113476946A (en) * 2021-08-23 2021-10-08 达格玛(厦门)环保科技有限公司 Water purifier connecting piece and water purifier

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018214175A1 (en) * 2017-05-24 2018-11-29 佛山市顺德区美的饮水机制造有限公司 Pump head for filter element structure, filter element structure, and water purifier
CN108927000A (en) * 2017-05-24 2018-12-04 佛山市顺德区美的饮水机制造有限公司 Pump head, filter cartridge construction and water purifier for filter cartridge construction
CN108926999A (en) * 2017-05-24 2018-12-04 佛山市顺德区美的饮水机制造有限公司 Pump head, filter cartridge construction and water purifier for filter cartridge construction
CN108926999B (en) * 2017-05-24 2023-10-31 佛山市顺德区美的饮水机制造有限公司 Pump head for filter element structure, filter element structure and water purifier
CN109179576A (en) * 2018-08-29 2019-01-11 珠海格力电器股份有限公司 Filter cartridge construction, water treatment system and its control method
CN113476946A (en) * 2021-08-23 2021-10-08 达格玛(厦门)环保科技有限公司 Water purifier connecting piece and water purifier

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