CN209385788U - Wastewater valve and water purifier - Google Patents

Abstract

The utility model discloses a kind of wastewater valve and water purifier, wherein, wastewater valve includes valve body, core assembly and filter screen, the valve body has water inlet flow channel and outlet passage, it is equipped with waste water chamber in the valve body and rinses chamber, the core assembly is movably disposed in the valve body, to switch between first position and the second position, when the core assembly is in the first position, the water inlet flow channel, the waste water chamber is connected with the outlet passage, when the core assembly is located at the second position, the water inlet flow channel, the flushing chamber is connected with the outlet passage.When core assembly is in first position, filter screen is located at that waste water is intracavitary, thus filter screen can in water impurity or foreign matter be filtered interception, so as to avoid wastewater valve from blocking；When core assembly is in the second position, filter screen is intracavitary positioned at rinsing, and rinses intracavitary water energy and is enough rinsed to filter screen, therefore can be avoided filter screen fouling blockage.

Description

Wastewater valve and water purifier

Technical field

The utility model relates to water purifier field, in particular to a kind of wastewater valve and water purifier.

Background technique

The effect of wastewater valve has two o'clock, first is that reverse osmosis membrane is rinsed, second is that the waste water that discharge reverse osmosis membrane generates.It is existing Wastewater valve, waste water hole are easy by the impurity or foreign matters from being blocked in waste water, and after waste water hole plug, waste water can not be discharged, not only Make wastewater valve loss of function, scraps the reverse osmosis membrane that will lead to water purifier under more serious situation.

In order to avoid waste water hole plug, application No. is 201721168416.X, a kind of entitled closed type pilot-operated type combination Solenoid valve prior art discloses water inlet setting filter net sheet scheme, however, due to filter screen setting intaking At mouthful, when use reaches after a certain period of time, filter net sheet is easy fouling blockage.

Utility model content

The main purpose of the utility model is to propose a kind of wastewater valve, it is intended to which foreign matter is same in realization filtering interception waste water When, additionally it is possible to avoid foreign matters from being blocked filter screen.

To achieve the above object, the utility model proposes wastewater valve, comprising: valve body has water inlet flow channel and water flow out Road, the valve body is interior to be equipped with waste water chamber and rinses chamber；Core assembly is movably disposed in the valve body, in first position Switch between the second position, when the core assembly is in the first position, the water inlet flow channel, the waste water chamber and institute Outlet passage is stated to be connected, when the core assembly is located at the second position, the water inlet flow channel, the flushing chamber and institute Outlet passage is stated to be connected；And filter screen, there is the interception face for intercepting foreign matter, when the core assembly is in described When first position, it is intracavitary to intercept foreign matter that the interception face is located at the waste water, when the core assembly is in the second When setting, it is intracavitary to rinse the interception face that the interception face is located at the flushing.

Preferably, capillary is communicated between the waste water chamber and the outlet passage, the filter screen includes strainer sheet The water inlet of body, the strainer ontology and the capillary is set gradually in water (flow) direction.

Preferably, one end of the capillary forms water inlet end, offers the water inlet, the filter on the water inlet end Net ontology and the outer peripheral surface of the water inlet end are set in distance；The strainer ontology forms institute away from the side surface of the water inlet end The interception face of stating.

Preferably, the interception face far from the capillary direction on, be convexly curved curved surface setting.

Preferably, through multiple filter hole are equipped on the strainer ontology, the cross section of the filter hole is set in polygon It sets.

Preferably, the filter screen further includes the upper filter screen extended from the end of the strainer ontology to side, it is described on Strainer is between the waste water chamber and the flushing chamber.

Preferably, the valve body is equipped with mounting groove, and the filter screen is removably mounted in the mounting groove.

Preferably, the valve body is equipped with mounting groove, and the filter screen is removably mounted in the mounting groove；It is described The side of strainer ontology is equipped with inserted block, and the slot for inserted block adaptation grafting is additionally provided on the valve body.

Preferably, the upper filter screen is equipped with positioning column far from the side of the strainer ontology, is additionally provided with confession on the valve body The fixed locating slot of the positioning column adaptation.

The utility model also proposes that a kind of water purifier, the water purifier include wastewater valve, and the wastewater valve includes:

Valve body has water inlet flow channel and outlet passage, and waste water chamber is equipped in the valve body and rinses chamber；Core assembly, can It is movably set in the valve body, to switch between first position and the second position, when the core assembly is in described first When position, the water inlet flow channel, the waste water chamber are connected with the outlet passage, when the core assembly is located at described second When position, the water inlet flow channel, the flushing chamber are connected with the outlet passage；And filter screen, have different for intercepting The interception face of object, when the core assembly is in the first position, it is intracavitary to intercept that the interception face is located at the waste water Foreign matter, when the core assembly is in the second position, it is intracavitary to block described in flushing that the interception face is located at the flushing Section.

The utility model proposes a kind of wastewater valves, when core assembly is in first position, water inlet flow channel, waste water chamber and go out Water flow passage is sequentially communicated, and filter screen is located at that waste water is intracavitary, thus filter screen can in water impurity or foreign matter be filtered and block It cuts, so as to avoid wastewater valve from blocking；When core assembly is in the second position, water inlet flow channel rinses chamber and outlet passage It is sequentially communicated, filter screen is intracavitary positioned at rinsing, and rinses intracavitary water energy and is enough rinsed to filter screen, therefore can be avoided filtering Net fouling blockage.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the overlooking structure diagram of one embodiment of the utility model wastewater valve；

Fig. 2 is the schematic cross-sectional view in Fig. 1 along the direction II-II；

Fig. 3 is the schematic cross-sectional view in Fig. 1 along the direction III-III；

Fig. 4 is the structural schematic diagram of filter screen in Fig. 1.

Drawing reference numeral explanation:

Label	Title	Label	Title
				100	Valve body	210	Iron core
200	Core assembly	220	Seal rubber
				300	Filter screen	230	Water retaining disk
400	Capillary	310	Strainer ontology
				110	Water inlet flow channel	320	Upper filter screen
120	Outlet passage	311	Inserted block
				130	Waste water chamber	321	Positioning column
140	Rinse chamber

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of case is not present, also not within the protection scope of the requires of the utility model.

The utility model proposes a kind of wastewater valve, the wastewater valve can either in waste water impurity and foreign matter block It cuts, and can be avoided foreign matters from being blocked filter screen.

In an embodiment of the utility model, as shown in Figure 1 to Figure 3, which includes valve body 100, core assembly 200 With filter screen 300, wherein the valve body 100 has water inlet flow channel 110 and outlet passage 120, is equipped in the valve body 100 useless Water cavity 130 and chamber 140 is rinsed, the core assembly 200 is movably disposed in the valve body 100, in first position and the Switch between two positions, as shown in Fig. 2, when the core assembly 200 is in the first position, the water inlet flow channel 110, institute It states waste water chamber 130 to be connected with the outlet passage 120, as shown in figure 3, when the core assembly 200 is located at the second When setting, the water inlet flow channel 110, the flushing chamber 140 are connected with the outlet passage 120；The filter screen 300, which has, to be used In the interception face for intercepting foreign matter, when the core assembly 200 is in the first position, the interception face is located at the waste water To intercept foreign matter in chamber 130, when the core assembly 200 is in the second position, the interception face is located at the flushing To rinse the interception face in chamber 140.

Specifically, core assembly 200 includes iron core 210, seal rubber 220 and water retaining disk 230, is opened up on water retaining disk 230 There are boosting hole and relief hole, boosting hole is connected with water inlet flow channel 110, and water enters inside wastewater valve from boosting hole, works as wastewater valve When in unpowered state, iron core 210 makes seal rubber 220 be close to be arranged with relief hole (such as Fig. 2 institute under the action of the spring Show, core assembly 200 is in first position), the pressure inside water inlet flow channel 110 and wastewater valve is greater than in outlet passage 120 Pressure, in this way, water inlet flow channel 110, waste water chamber 130 and outlet passage 120 are sequentially communicated；

When wastewater valve is in energized state, iron core 210 is moved upwards with dynamic sealing rubber 220 (as shown in figure 3, spool Component 200 is in the second position), since the aperture of relief hole is greater than the aperture in boosting hole, water discharge speed is greater than feed water flow Speed carries out pressure release in this way, draining inside wastewater valve from relief hole, and after the completion of pressure release, wastewater valve internal pressure is lower than intake pressure, Under the action of intake pressure, water retaining disk 230 is lifted up, in this way, water inlet flow channel 110, flushing chamber 140 and outlet passage 120 It is sequentially communicated.

The wastewater valve that the application proposes is when core assembly 200 is in first position, water inlet flow channel 110,130 and of waste water chamber Outlet passage 120 is sequentially communicated, and filter screen 300 is located in waste water chamber 130, thus filter screen 300 can in water impurity or Foreign matter is filtered interception, so as to avoid wastewater valve from blocking；In addition, when core assembly 200 is in the second position, water inlet Runner 110, flushing chamber 140 and outlet passage 120 are sequentially communicated, and filter screen 300, which is located at, to be rinsed in chamber 140, are rinsed in chamber 140 Water energy is enough to be rinsed filter screen 300, therefore can be avoided 300 fouling blockage of filter screen.

The water inlet flow channel 110 and the outlet passage 120 are set to the same of the valve body 100 as a preferred method, Side, in this way, the structure of wastewater valve is more compact.

Further, referring to figure 2. and Fig. 4, now the structure of the filter screen 300 is illustrated.The waste water chamber 130 Capillary 400 is communicated between the outlet passage 120, the filter screen 300 includes strainer ontology 310, the strainer sheet The water inlet of body 310 and the capillary 400 is set gradually in water (flow) direction.In this way, water from water inlet flow channel 110 entrance after, 300 ontology of strainer is first passed through, subsequently into capillary 400, is most discharged afterwards through outlet passage 120, since strainer ontology 310 is located at The upstream of 400 water inlet of capillary, therefore impurity and foreign matter can be filtered, so as to prevent impurity and foreign matters from being blocked Capillary 400.

It should be noted that capillary 400 can be replaced in the present embodiment, in this way, when the hair for using different inner diameters When tubule 400, the inner hole of capillary 400 is of different sizes, therefore can be useless to adjust by adjusting the size of 400 inner hole of capillary Water, in this way, the stability of discharge of wastewater is higher.

Further, Fig. 1, Fig. 2 and Fig. 4 are please referred to, now the setting position of strainer ontology 310 is illustrated, the hair One end of tubule 400 forms water inlet end, and the end face of the water inlet end opens up to form the water inlet, the strainer ontology 310 with The outer peripheral surface of the water inlet end is set in distance；The strainer ontology 310 forms described block away from the side surface of the water inlet end Section.In this way, strainer ontology 310 is located at the inside of the valve body 100, when waste water chamber 130 is connected, strainer ontology 310 can be with The waste water for entering capillary 400 is filtered, prevents capillary 400 from blocking；When rinsing the conducting of chamber 140, water can be preferentially fast It flows into fastly and rinses chamber 140, this process has an apparent souring to the foreign matter on strainer ontology 310, therefore has and prevent The effect of strainer ontology 310 blocking and good antiscale property.

It should be noted that application scheme and water inlet is arranged in filter screen 300 is entirely different scheme, Scheme on water inlet is arranged in for filter screen 300, filter screen 300 only has the function of foreign matter interception；And in the application, mistake Strainer 300 is arranged in valve body 100, and specifically, the setting of filter screen 300 is in waste water chamber 130 and rinses between chamber 140, in this way, mistake Strainer 300 not only has the effect of foreign matter interception, also has the effect of flushable to prevent fouling blockage.

Further, in order to promote impurity and foreign matter to be detached from filter screen 300, in one embodiment of the application, the interception face On the direction far from the capillary 400, it is convexly curved curved surface setting (not shown).In this way, when rinse chamber 140 with into When water flow passage 110 is connected to outlet passage 120, water is flushed on interception face, the contact area of the arc-shaped curved surface of impurity and evagination Small, adhesive force is small, therefore impurity and foreign matter can be promoted to be washed completely.

Further, referring to figure 4., the effect of fouling blockage, one embodiment of the application are prevented in order to improve filter screen 300 In, through multiple filter hole are equipped on the strainer ontology 310, the cross section of the filter hole is arranged in polygon.In this way, mistake The cross section of filter opening has corner angle, and impurity and foreign matter are difficult to fill up filter hole, in other words, the rib of impurity and foreign matter and filter hole There is gap, in this way, impurity and foreign matter more hold when flushing chamber 140 is connected to water inlet flow channel 110 and outlet passage 120 at angle It is easily washed out, therefore filter screen 300 can be improved to prevent the effect of fouling blockage.

As a preferred method, in the present embodiment, the cross section of the filter hole is arranged in rectangle, more preferably, is positive It is rectangular.The design of right the application is without being limited thereto, in other embodiments, the cross section of the filter hole can also for pentagon, Hexagon, octagon etc..

Further, referring to figure 2. to Fig. 4, in order to increase the filter area of filter screen 300, in one embodiment of the application, The filter screen 300 further includes the upper filter screen 320 extended from the end of the strainer ontology 310 to side, the upper filter screen 320 Between the waste water chamber 130 and the flushing chamber 140.In this way, when the core assembly 200 is located at the first position When, the water inlet flow channel 110, the waste water chamber 130 are connected with the outlet passage 120, since filter screen 300 includes strainer 320 two parts of ontology 310 and upper filter screen, filter area is bigger, in this way, the impurities in water foreign matter mistake filtered by filter screen 300 That filters is more thorough, therefore can reduce the plugging rate of capillary 400；Further, since the filter area of filter screen 300 is bigger, The impurity foreign matter intercepted on unit area filter screen 300 is less, therefore filter screen 300 is easier to be rinsed completely.

It should be noted that since upper filter screen 320 is located at waste water chamber 130 and rinses between chamber 140, to waste water Chamber 130 and flushing chamber 140 have a degree of partition effect, therefore, when the core assembly 200 is located at the second position When, the water inlet flow channel 110, the flushing chamber 140 are connected with the outlet passage 120, can promote the water of the overwhelming majority Flow direction rinses chamber 140；In this way, the water that washing filter screen 300 intercepts face is more, 300 good washing effect of filter screen.

Further, Fig. 1 and Fig. 4 are please referred to, now the mounting structure of the filter screen 300 is illustrated, the present embodiment In, the valve body 100 is equipped with mounting groove (not shown), and the filter screen 300 is removably mounted in the mounting groove, such as This, can easily mount and dismount filter screen 300.

Specifically, in the present embodiment, the side of the strainer ontology 310 is equipped with inserted block 311, goes back on the valve body 100 Equipped with the slot (not shown) for the inserted block 311 adaptation grafting, when the filter screen 300 is installed in place with the mounting groove Afterwards, the inserted block 311 is adapted to grafting with the slot, so as to guarantee that filter screen 300 is bonded with valve body 100.

The upper filter screen 320 is equipped with positioning column 321 far from the side of the strainer ontology 310 as a preferred method, It is additionally provided on the valve body 100 and is adapted to fixed locating slot for the positioning column 321, so, it is possible further to keep filtering The firm fixation of net 300.

The utility model also proposes a kind of water purifier (not shown), which includes the wastewater valve, the wastewater valve Specific structure is referring to above-described embodiment, since the water purifier that the application proposes uses whole technical sides of above-mentioned all embodiments Case, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, this is no longer going to repeat them.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of wastewater valve characterized by comprising

Valve body has water inlet flow channel and outlet passage, and waste water chamber is equipped in the valve body and rinses chamber；

Core assembly is movably disposed in the valve body, to switch between first position and the second position, when the spool group When part is in the first position, the water inlet flow channel, the waste water chamber are connected with the outlet passage, when the spool group When part is located at the second position, the water inlet flow channel, the flushing chamber are connected with the outlet passage；And

Filter screen has the interception face for intercepting foreign matter, when the core assembly is in the first position, the interception Face is located at that the waste water is intracavitary to intercept foreign matter, and when the core assembly is in the second position, the interception face is located at The flushing is intracavitary to rinse the interception face.

2. wastewater valve as described in claim 1, which is characterized in that be connected to hairiness between the waste water chamber and the outlet passage Tubule, the filter screen include strainer ontology, the water inlet of the strainer ontology and the capillary in water (flow) direction successively Setting.

3. wastewater valve as claimed in claim 2, which is characterized in that one end of the capillary forms water inlet end, the water inlet The water inlet is offered on end, the outer peripheral surface of the strainer ontology and the water inlet end is set in distance；The strainer ontology The interception face is formed away from the side surface of the water inlet end.

4. wastewater valve as claimed in claim 2, which is characterized in that the interception face far from the capillary direction on, It is convexly curved curved surface setting.

5. wastewater valve as claimed in claim 2, which is characterized in that through equipped with multiple filter hole, institute on the strainer ontology The cross section for stating filter hole is arranged in polygon.

6. wastewater valve as claimed in claim 2, which is characterized in that the filter screen further includes from the end of the strainer ontology The upper filter screen extended to side, the upper filter screen is between the waste water chamber and the flushing chamber.

7. the wastewater valve as described in claim 1 to 6 any one, which is characterized in that the valve body is equipped with mounting groove, described Filter screen is removably mounted in the mounting groove.

8. wastewater valve as claimed in claim 6, which is characterized in that the valve body is equipped with mounting groove, and the filter screen is removable It is mounted on unloading in the mounting groove；

The side of the strainer ontology is equipped with inserted block, and the slot for inserted block adaptation grafting is additionally provided on the valve body.

9. wastewater valve as claimed in claim 8, which is characterized in that the upper filter screen is equipped with far from the side of the strainer ontology Positioning column is additionally provided with the locating slot fixed for positioning column adaptation on the valve body.

10. a kind of water purifier, which is characterized in that the water purifier includes waste water as claimed in any one of claims 1 to 9 Valve.