CN208845793U - A kind of check valve and massaging pool air supply system - Google Patents

Abstract

The utility model relates to a kind of check valve and massaging pool air supply system, check valve includes: valve body, and valve body has inner cavity, and first pipe, second pipe and third pipeline are equipped on valve body.Wherein, first pipe one end is connected to inner cavity, and the other end with air pump for connecting；Second pipe one end is connected to inner cavity, and the other end with the injection bubble interface of pond body for connecting；Third pipeline one end is connected to inner cavity, and the other end with the inflatable interface of pond body for connecting；When the air pump is in starting state, the second pipe is on state, can supply to the injection bubble interface, the third pipeline is on state, can supply to the inflatable interface.Inflation and injection two kinds of functions of bubble can be realized simultaneously by an air pump using the check valve of the utility model.

Description

A kind of check valve and massaging pool air supply system

Technical field

The utility model relates to massaging pool technical fields, and in particular to a kind of check valve and massaging pool air supply system System.

Background technique

In current city life, since rhythm of life is fast, operating pressure is larger, and more leisure ways is needed to increase The enjoyment of life.For traditional pond, massaging pool is since it has massage and leisure function, so that people are washing Body and mind can more be loosened when bath, enjoyed life, thus the popular welcome by people.It is generally comprised in traditional massaging pool Two-way air supply pipeline is the loading line being inflated to the pond body in pond all the way；Another way is the injection in bathing The injection bubble pipeline of bubble.

In traditional massaging pool, loading line and injection bubble pipeline it is mutually indepedent, need by air pump respectively into Row gas supply.In the body of pond after gas saturation, need to dismantle then purpose that air pump is connected up to injection bubble with pond body again. That is, in the prior art, can not achieve and be inflated to pond body and carry out injection bubble to pond while carrying out, so that practical behaviour It is time-consuming and laborious in work.

Utility model content

The utility model solve the problems, such as be can not achieve pond body is inflated and to pond carry out injection bubble it is same Shi Jinhang.

To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of check valves, comprising: valve body has interior Chamber；First pipe is set to the valve body, and one end is connected to the inner cavity, and the other end with air pump for connecting；Second pipe, if In the valve body, one end is connected to the inner cavity, and the other end with the injection bubble interface of pond body for connecting；Third pipeline, Set on the valve body, one end is connected to the inner cavity, and the other end with the inflatable interface of pond body for connecting；At the air pump When starting state, the second pipe is on state, can supply to the injection bubble interface, the third Pipeline is on state, can supply to the inflatable interface.

Optionally, first seal is equipped in the second pipe, the first seal can be real under gas pressure The conducting of the existing second pipe, realizes the sealing of the second pipe after pressure release.

Optionally, one end that the third pipeline is used to connect with the inflatable interface is equipped with lid, and the lid can The conducting for realizing the third pipeline is separated with the third pipeline.

Optionally, further includes: the 4th pipeline is set to the valve body, is equipped with second seal in the valve body, and described second Sealing element can realize the sealing of the 4th pipeline under gas pressure, and the conducting of the 4th pipeline is realized after pressure release.

Optionally, the valve is respectively arranged on along the extending direction of the valve body, the first pipe and the 4th pipeline The both ends of body, the second pipe and the third pipeline are respectively separated on the outer peripheral surface of the valve body.

Optionally, the first seal includes: the first valve head and the first elastic component, first elastic component one end with The second pipe offsets, and the other end offsets with first valve head, and first valve head fits in the second pipe and institute The connectivity part of inner cavity is stated, first valve head, which can separate under gas pressure with the connectivity part, realizes the second pipe Conducting, is bonded the sealing for realizing the second pipe after pressure release with the connectivity part.

Optionally, the first seal further include: the first spool, first valve head are set on first spool, The other end of first elastic component offsets with first spool or first valve head.

Optionally, the first seal at least two, and be arranged along the extending direction interval of the second pipe.

Optionally, first elastic component is sheathed on first spool.

Optionally, first axis extension is equipped in the second pipe, first spool is inserted in the first axle To extension, described one end of first elastic component offsets with the first axis extension.

Optionally, first valve head is spherical.

Optionally, the second pipe is perpendicular to the valve body.

Optionally, the second seal includes: diaphragm seal and the second elastic component, second elastic component one end and institute It states diaphragm seal to offset, the other end offsets with the 4th pipeline, and the diaphragm seal can fit in described under gas pressure The connectivity part of four pipelines and the inner cavity realizes the sealing of the 4th pipeline, separates after pressure release with the connectivity part and realizes institute State the conducting of the 4th pipeline.

Optionally, further includes: the second spool, the diaphragm seal are set on second spool, and second spool plugs In on the 4th pipeline.

Optionally, the diaphragm seal is sheathed on second spool.

Optionally, described one end of second elastic component offsets with second spool.

Optionally, the 4th pipeline is equipped with the second axially-extending portion, and second spool is inserted in second axis Into extension, after pressure release, the movement that second spool is axially distant from second axially-extending portion is restricted.

Optionally, further include bolt, the bolt is inserted in the second spool, and the bolt can along it is axial with it is described Second axially-extending portion offsets far from one end of the diaphragm seal.

Optionally, radially, the diaphragm seal and the valve body have spaced radial, after pressure release the spaced radial with The 4th pipeline conducting.

Optionally, the third pipeline is perpendicular to the valve body.

Optionally, the third pipeline is compared to the second pipe closer to the 4th pipeline.

Optionally, after pressure release, the diaphragm seal and the 4th pipeline have axially spaced-apart, and the third pipeline can It is connected to by the axially spaced-apart with the spaced radial.

Optionally, the second pipe is used to be equipped with lid, the lid with one end that the injection bubble interface connects The conducting for realizing the second pipe can be separated with the second pipe.

The utility model also provides a kind of massaging pool air supply system, comprising: pond body, the pond body have spray It emanates and steeps interface；Check valve described in any of the above embodiments, the second pipe are connect with the injection bubble interface；Air pump, with The first pipe connection.

The utility model also provides a kind of massaging pool air supply system, comprising: pond body, the pond body, which has, to be filled Gas interface；Check valve described in any of the above embodiments, the third pipeline are connect with the inflatable interface；Air pump, with described first Pipeline connection.

The utility model also provides a kind of massaging pool air supply system, comprising: pond body, the pond body have spray It emanates and steeps interface and inflatable interface；Check valve described in any of the above embodiments, the second pipe and the injection bubble interface connect It connects, the third pipeline is connect with the inflatable interface；Air pump is connect with the first pipe.

As above, the utility model provides a kind of check valve, comprising: valve body, valve body have inner cavity, and first is equipped on valve body Pipeline, second pipe and third pipeline.Wherein, first pipe one end is connected to inner cavity, and the other end with air pump for connecting；Second Pipeline one end is connected to inner cavity, and the other end with the injection bubble interface of pond body for connecting；Third pipeline one end and inner cavity connect Logical, the other end with the inflatable interface of pond body for connecting.When air pump is in starting state, second pipe is at conducting State can be on state, can supply to inflatable interface to injection bubble interface gas supply, third pipeline.It realizes Pond body is inflated and injection is carried out to pond and bubble while being carried out, thus, it can be with using the check valve of the utility model Realize inflation and injection two kinds of functions of bubble simultaneously by an air pump.

For the above content of the utility model can be clearer and more comprehensible, preferred embodiment and detailed in conjunction with attached drawing is cited below particularly Explanation.

Detailed description of the invention

Fig. 1 is the perspective view of the utility model embodiment check valve；

Fig. 2 is the cross-sectional view of the utility model embodiment check valve.

Specific embodiment

The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this theory The bright revealed content of book understands other advantages and effect of the utility model easily.Although the description of the utility model will tie It closes preferred embodiment to introduce together, but this feature for not representing this utility model is only limitted to the embodiment.On the contrary, knot Closing the purpose that embodiment makees utility model introduction is to be possible to extend to cover the claim based on the utility model Other selections or transformation out.In order to provide to the understanding of the depth of the utility model, be described below in will be comprising many specific Details.The utility model can also be implemented without using these details.In addition, in order to avoid the weight of chaotic or fuzzy the utility model Point, some details will be omitted in the de-scription.It should be noted that in the absence of conflict, in the utility model Feature in embodiment and embodiment can be combined with each other.

With reference to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of check valve 1, comprising: valve body 10, valve body 10 have interior Chamber 11 is equipped with first pipe 20, second pipe 30 and third pipeline 40 on valve body 10.Wherein, along the extension of first pipe 20 Direction, 20 one end of first pipe are connected to inner cavity 11, and the other end is used for and air pump (not shown go out) connection；Along second pipe 30 Extending direction, 30 one end of second pipe are connected to inner cavity 11, and the other end is used for and the injection bubble of pond body (not shown go out) connects Mouthful (not shown go out) connection；Along the extending direction of third pipeline 40,40 one end of third pipeline is connected to inner cavity 11, and the other end is used for With the inflatable interface of pond body (not shown go out) connection.

When air pump is in starting state, the inner cavity 11 of valve body 10 can generate air pressure, under gas pressure, second pipe 30 It is on state, can be in close state to injection bubble interface gas supply, third pipeline 40, pass through second pipe 30 Realization carries out injection bubble to pond body.Alternatively, second pipe 30 is at conducting shape when air pump is in starting state State can be on state, can supply to inflatable interface to injection bubble interface gas supply, third pipeline 40, thus, Injection bubble is carried out to pond by the realization of second pipe 30, pond body is inflated by the realization of third pipeline 40.Alternatively, When air pump is in starting state, the inner cavity 11 of valve body 10 can generate air pressure, and under gas pressure, third pipeline 40 is at On state can be supplied to inflatable interface, thus, injection bubble is carried out to pond by the realization of second pipe 30, by the The realization of three pipelines 40 is inflated pond body；Second pipe 30 is in close state.To utilize the unidirectional of the utility model Valve 1 can realize inflation and injection two kinds of functions of bubble simultaneously by an air pump.

When air pump is in close state, 11 pressure release of inner cavity of valve body 10, second pipe 30 will not be to injection bubble interface Gas supply, third pipeline 40 will not be supplied to inflatable interface.

In the present embodiment, second pipe 30 is used to be equipped with lid (not shown out) with one end for connect of injection bubble interface, Lid can separate the conducting for realizing second pipe 30 with second pipe 30.When screw uncap body after, lid and second pipe 30 Separation realizes the conducting of second pipe 30 under gas pressure.In other embodiments, second pipe is used for and sprays bubble One end of interface connection is not provided with lid.

With reference to Fig. 2, in the present embodiment, it is equipped with first seal in second pipe 30, after unscrewing lid, is in and opens in air pump When dynamic state, first seal can realize the conducting of second pipe 30 in the inner cavity of valve body 10 11 under gas pressure；In gas When pump is in close state, 11 pressure release of inner cavity of valve body 10, first seal realizes the sealing of second pipe 30 after pressure release.

Wherein, first seal includes: the first valve head 31 and the first elastic component 32, along the extending direction of second pipe 30 (in Fig. 2 shown in Y-direction), 32 one end of the first elastic component offset with second pipe 30, and the other end offsets with the first valve head 31, and first Valve head 31 fits in the connectivity part of second pipe 30 and inner cavity 11, the first valve head 31 can under gas pressure with second pipe 30 Separated with the connectivity part of inner cavity 11 realize second pipe 30 conducting, after pressure release with the connectivity part of second pipe 30 and inner cavity 11 The sealing of second pipe 30 is realized in fitting.In the present embodiment, the first elastic component 32 is spring.In other embodiments, it can be Other types of elastic component can apply elastic force to the first valve head.

In the present embodiment, first seal further include: the first spool 33, the first valve head 31 are set on the first spool 33, the The other end of one elastic component 32 offsets with the first spool 33 or the first valve head 31.In the present embodiment, the first elastic component 32 is sheathed on On first spool 33, in conjunction with the first spool 33 and the first elastic component 32, the first valve head 31 is mentioned in the kinetic stability of extending direction It rises, is bonded or separates conducive to the connectivity part of second pipe 30 and inner cavity 11.It is equivalent to, the first spool 33 can play guiding and make With.In other embodiments, the first elastic component can not be sheathed on the first spool.

Further, in this embodiment being equipped with first axis extension 34 in second pipe 30, the first spool 33 is inserted in Described one end of first axis extension 34, the first elastic component 32 is sheathed on first axis extension 34, and and first axis Extension 34 offsets.First spool 33 can be moved along the extending direction of second pipe 30 with respect to first axis extension 34, phase When in first axis extension 34 can play guiding role.

Specifically, when air pump is in starting state, in the inner cavity of valve body 10 11 under gas pressure, first seal The first elastic component 32 compressed, the first valve head 31 is separated with the connectivity part of second pipe 30 and inner cavity 11,31 quilt of the first valve head It opens, the first spool 33 is moved along the extending direction of second pipe 30 with respect to first axis extension 34, and the first valve head 31 is along back To the direction (in Fig. 2 shown in the direction B) of the inner cavity of valve body 10 11 move, realize second pipe 30 conducting, second pipe 30 to Bubble interface gas supply is sprayed, injection bubble is carried out to pond body by the realization of second pipe 30, forms bubble in water pool bottom, Reach frothing function.Wherein, when air pump is in starting state, under the gas pressure in the inner cavity of valve body 10 11, the first elasticity Part 32 exists by compression hold mode.

When air pump is in close state, 11 pressure release of inner cavity of valve body 10, after pressure release, 32 return of the first elastic component, the One spool 33 is moved along the extending direction of second pipe 30 with respect to first axis extension 34, and the first valve head 31 is in resilient force The direction (in Fig. 2 shown in the direction C) of lower edge towards the inner cavity of valve body 10 11 moves, until the first valve head 31 and second pipe 30 and The sealing of second pipe 30 is realized in the connectivity part fitting of inner cavity 11.

The first seal at least two of the utility model, and be arranged along the extending direction interval of second pipe 30.Ginseng Examine Fig. 2, in the present embodiment, first seal is two, and the extending direction (in Fig. 2 shown in Y-direction) along second pipe 30 is spaced Setting.In other embodiments, the first seal of other quantity can be set.

In addition, the first valve head 31 is spherical in the present embodiment.The outer surface of first valve head 31 can be complete ball Face is also possible to spherical calotte.It, can be when check valve 1 be ventilated and when check valve 1 does not work, effectively after being arranged in this way First spool 33 is fixed, the first spool 33 will not be radially (perpendicular to the side of the extending direction of second pipe 30 To) wave, can make when the first elastic component 32 resets 31 parking position accuracy of the first valve head and with second pipe 30 and inner cavity 11 Connectivity part fitting, prevent the first elastic component 32 reset when due to the first spool 33 waves and occur inclination, dislocation eventually lead to The defect that poorly sealed tight, check valve 1 damages.

In addition, with continued reference to Fig. 2, in the present embodiment, the connectivity part in second pipe 30 and inner cavity 11 is equipped with and spherical The inclined-plane that first valve head 31 of type matches is bonded conducive to the outer surface of the first valve head 31 and the inclined-plane to realize sealing.

It should be noted that second pipe 30 is perpendicular to valve body 10, in the present embodiment conducive to the gas in the inner cavity 11 of valve body 10 Pressure acts on second pipe 30.That is, extension of the extending direction (in Fig. 2 shown in Y-direction) of second pipe 30 perpendicular to valve body 10 Direction (in Fig. 2 shown in X-direction).In other embodiments, second pipe can be not orthogonal to valve body, and the inner cavity of valve body can be with Second pipe connection.

It continues to refer to figure 1 and Fig. 2, in the present embodiment, second pipe 30 has end cap 35, along the extension side of second pipe 30 To, end cap 35 is set to the body part of second pipe 30, sealing element 36 is equipped between end cap 35 and the body part of second pipe 30, this In embodiment, sealing element 36 is O-ring seal.In other embodiments, the sealing element that can be other types can be realized end Sealing between lid and the body part of second pipe.

With reference to Fig. 1 and Fig. 2, in the present embodiment, one end that third pipeline 40 is used to connect with inflatable interface equipped with lid 60, Lid 60 is covered on third pipeline 40 for one end for connecting with inflatable interface, when screw uncap body 60 after, lid 60 and third Pipeline 40 separates, and can be realized the conducting of third pipeline 40, third pipeline 40 is connect with inflatable interface, may be implemented to pond body Inflation.After pond body completes inflation, third pipeline 40 is separated with inflatable interface, and third pipeline 40 is used for and inflatable interface connects The one end connect screws upper cover body 60, and third pipeline 40 is in close state.

Be equivalent to, in the present embodiment, by third pipeline 40 be equipped with lid 60, come control third pipeline 40 be in lead Logical state or closed state.In other embodiments, the on and off that other way realizes third pipeline can be used.Example Such as, control valve is installed in third pipeline, passes through the on and off for opening or closing realization third pipeline of control valve.

With reference to Fig. 1 and Fig. 2, the check valve 1 of the utility model further include: the 4th pipeline 50 on valve body 10, valve body Second seal is equipped in 10, second seal can realize the sealing of the 4th pipeline 50 under gas pressure, real after pressure release The conducting of existing 4th pipeline 50.In the present embodiment, along the extending direction (in Fig. 2 shown in X-direction) of valve body 10,20 He of first pipe 4th pipeline 50 is respectively arranged on the both ends of valve body 10, and second pipe 30 and third pipeline 40 are respectively separated set on the periphery of valve body 10 On face.Wherein, third pipeline 40 is perpendicular to valve body 10.In other embodiments, third pipeline can be not orthogonal to valve body, valve body Inner cavity can be connected to third pipeline.With reference to Fig. 1 and Fig. 2, in the present embodiment, third pipeline 40 is more compared to second pipe 30 Close to the 4th pipeline 50.

Wherein, second seal includes: diaphragm seal 51 and the second elastic component 52, and the extending direction along valve body 10 is (in Fig. 2 Shown in X-direction), 52 one end of the second elastic component offsets with diaphragm seal 51, and the other end offsets with the 4th pipeline 50, and diaphragm seal 51 can The connectivity part that the 4th pipeline 50 and inner cavity 11 are fitted under gas pressure realizes the sealing of the 4th pipeline 50, with the after pressure release The conducting of the 4th pipeline 50 is realized in the separation of the connectivity part of four pipelines 50 and inner cavity 11.In the present embodiment, the second elastic component 52 is bullet Spring.In other embodiments, the elastic component that can be other types can apply elastic force to diaphragm seal.

In the present embodiment, second seal further include: the second spool 53, diaphragm seal 51 are set on the second spool 53, and second Spool 53 is inserted on the 4th pipeline 50.In the present embodiment, diaphragm seal 51 is sheathed on the second spool 53.Second elastic component 52 Described one end offsets with the second spool 53.In the present embodiment, the second elastic component 52 is sheathed on the second spool 53.In conjunction with the second valve Core 53 and the second elastic component 52, diaphragm seal 51 are promoted in the kinetic stability of the extending direction of valve body 10, are conducive to and the 4th pipeline 50 and inner cavity 11 connectivity part fitting or separation.It is equivalent to, the second spool 53 can play guiding role.In other embodiments In, the second elastic component can not be sheathed on the second spool.

With continued reference to Fig. 2, in the present embodiment, the 4th pipeline 50 is equipped with the second axially-extending portion 54, and the second spool 53 is inserted In the second axially-extending portion 54, after pressure release, the second spool 53 be axially distant from the movement of the second axially-extending portion 54 by To limitation.Second spool 53 can be moved along the extending direction of valve body 10 with respect to the second axially-extending portion 54, be equivalent to, the second axis Guiding role can be played to extension 54.

In the present embodiment, bolt 55 is inserted in the second spool 53, bolt 55 can be axially extending with second along axial direction Portion 54 offsets far from one end of diaphragm seal 51, and the axial direction is consistent with the extending direction of valve body 10.After bolt 55 is set, the second bullet After return, the movement that the second spool 53 is axially distant from the second axially-extending portion 54 is restricted property part 52, prevents the second valve Core 53 falls off with 54 phase of the second axially-extending portion during the motion, influences the sealing of the 4th pipeline 50.

Specifically, when air pump is in starting state, in the inner cavity of valve body 10 11 under gas pressure, the second elastic component 52 are compressed, and the second spool 53 is moved along the extending direction of valve body 10 with respect to the second axially-extending portion 54, and diaphragm seal 51 is along direction The direction (in Fig. 2 shown in the direction D) of 4th pipeline 50 moves, and diaphragm seal 51 fits in the 4th pipeline 50 and interior under gas pressure The opening 56 of the connectivity part of chamber 11, the 4th pipeline 50 is closed, and realizes the sealing of the 4th pipeline 50.After being arranged in this way, valve body 10 Inner cavity 11 in air pressure can preferably act on second pipe 30 and third pipeline 40, second pipe 30 and third pipeline 40 It can be connected to the inner cavity 11 of valve body 10, second pipe 30 and third pipeline 40 can more fully utilize the gas in inner cavity 11 Pressure, to realize foaming and aerification function.Wherein, gas pressure when air pump is in starting state, in the inner cavity of valve body 10 11 Under, the second elastic component 52 exists by compression hold mode, and second pipe 30 can constantly realize frothing function, third pipeline 40 It can constantly realize aerification function.

When air pump is in close state, 11 pressure release of inner cavity of valve body 10, after pressure release, 52 return of the second elastic component, the Two spools 53 are moved along the extending direction of valve body 10 with respect to the second axially-extending portion 54, and diaphragm seal 51 is in the presence of a tensile force along remote Direction (in Fig. 2 shown in the direction P) movement from the 4th pipeline 50, until the connection of diaphragm seal 51 and the 4th pipeline 50 and inner cavity 11 Place's separation, the opening 56 of the 4th pipeline 50 are in opening-wide state, realize the conducting of the 4th pipeline 50.

In the present embodiment, radially (perpendicular to the direction of the extending direction of valve body 10), diaphragm seal 51 is interior with valve body 10 Wall has spaced radial A, and after 11 pressure release of the inner cavity of valve body 10, spaced radial A and the 4th pipeline 50 are connected.After being arranged in this way, In the case that the first elastic component 32 and the second elastic component 52 all fail, the intracorporal water reflux in pond, but not flow to air pump One end, but flowed directly out from the bottom of check valve 1, i.e., water flows to the 4th pipeline 50 by spaced radial A, finally from the 4th pipe Road 50 flows directly out, and effectively protects the normal work of air pump and other components.

In addition, in the present embodiment, after 11 pressure release of the inner cavity of valve body 10, diaphragm seal 51 and the 4th pipeline 50 have with reference to Fig. 2 There is axially spaced-apart, third pipeline 40 can be connected to by axially spaced-apart with spaced radial A.In the first elastic component 32 and the second elasticity In the case that part 52 all fails, the intracorporal water reflux in pond, water can also be flowed out by third pipeline 40.In addition, also will not influence Third pipeline 40 realizes aerification function.

The utility model embodiment also provides a kind of massaging pool air supply system (not shown go out), comprising: pond body, Pond body have injection bubble interface and any of the above-described embodiment described in check valve 1, the second pipe 30 of check valve 1 with Spray the connection of bubble interface；Air pump is connect with first pipe 20.Frothing function is realized by check valve 1.

The utility model embodiment also provides a kind of massaging pool air supply system (not shown go out), comprising: pond body, Pond body has check valve 1 described in inflatable interface and any of the above-described embodiment, the third pipeline 40 of check valve 1 and inflation Interface connection；Air pump is connect with first pipe 20.Aerification function is realized by check valve 1.

The utility model embodiment also provides a kind of massaging pool air supply system (not shown go out), comprising: pond body, Pond body has a check valve 1 described in injection bubble interface and inflatable interface and any of the above-described embodiment, and the of check valve 1 Two pipelines 30 are connect with injection bubble interface, and the third pipeline 40 of check valve 1 is connect with inflatable interface；Air pump, with first pipe 20 connections.Foaming and aerification function are realized by check valve 1, wherein inflatable interface and injection bubble interface can be positioned at same One pond body can also be located at different pond bodies.Be equivalent to, same check valve 1 can be inflated for same pond body and Foaming operation, or different pond bodies is inflated and foaming operation.

In conclusion the principles of the present invention and its function is only illustrated in above-described embodiment provided by the utility model Effect, rather than limits the present invention.Any person skilled in the art all can without prejudice to the utility model spirit and Under the scope of, it carries out modifications and changes to above-described embodiment.Therefore, those of ordinary skill in the art is not taking off such as All equivalent modifications or change completed under spirit revealed from the utility model and technical idea, should be practical new by this The claim of type is covered.

Claims (26)

1. a kind of check valve characterized by comprising

Valve body has inner cavity；

First pipe is set to the valve body, and one end is connected to the inner cavity, and the other end with air pump for connecting；

Second pipe is set to the valve body, and one end is connected to the inner cavity, and the other end is used for and the injection bubble interface of pond body Connection；

Third pipeline is set to the valve body, and one end is connected to the inner cavity, and the other end is used for and the inflatable interface of pond body connects It connects；

When the air pump is in starting state, the second pipe is on state, can be to the injection bubble Interface gas supply, the third pipeline are on state, can supply to the inflatable interface.

2. check valve as described in claim 1, which is characterized in that it is equipped with first seal in the second pipe, described the One sealing element can realize the conducting of the second pipe under gas pressure, and the close of the second pipe is realized after pressure release Envelope.

3. check valve as described in claim 1, which is characterized in that the third pipeline was used to connect with the inflatable interface One end is equipped with lid, and the lid can separate the conducting for realizing the third pipeline with the third pipeline.

4. check valve as described in claim 1, which is characterized in that further include: the 4th pipeline is set to the valve body, the valve It is equipped with second seal in vivo, the second seal can realize the sealing of the 4th pipeline under gas pressure, let out The conducting of the 4th pipeline is realized after pressure.

5. check valve as claimed in claim 4, which is characterized in that along the extending direction of the valve body, the first pipe and 4th pipeline is respectively arranged on the both ends of the valve body, and the second pipe and the third pipeline are respectively separated set on described On the outer peripheral surface of valve body.

6. check valve as claimed in claim 2, which is characterized in that the first seal includes: the first valve head and first Elastic component, first elastic component one end offset with the second pipe, and the other end offsets with first valve head, and described first Valve head fits in the connectivity part of the second pipe and the inner cavity, first valve head can under gas pressure with the company The conducting of the second pipe is realized in logical place's separation, is bonded after pressure release with the connectivity part and is realized the close of the second pipe Envelope.

7. check valve as claimed in claim 6, which is characterized in that the first seal further include: the first spool, described One valve head is set on first spool, the other end of first elastic component and first spool or first valve Head offsets.

8. check valve as claimed in claim 6, which is characterized in that the first seal at least two, and along described The extending direction interval of two pipelines is arranged.

9. check valve as claimed in claim 7, which is characterized in that first elastic component is sheathed on first spool.

10. check valve as claimed in claim 7, which is characterized in that be equipped with first axis extension, institute in the second pipe It states the first spool and is inserted in the first axis extension, described one end of first elastic component and the first axis extend Portion offsets.

11. check valve as claimed in claim 6, which is characterized in that first valve head is spherical.

12. such as the described in any item check valves of claim 1-11, which is characterized in that the second pipe is perpendicular to the valve Body.

13. check valve as claimed in claim 4, which is characterized in that the second seal includes: diaphragm seal and the second bullet Property part, second elastic component one end offset with the diaphragm seal, and the other end offsets with the 4th pipeline, the diaphragm seal energy Enough connectivity parts that the 4th pipeline and the inner cavity are fitted under gas pressure realize the sealing of the 4th pipeline, are letting out The conducting for realizing the 4th pipeline is separated after pressure with the connectivity part.

14. check valve as claimed in claim 13, which is characterized in that further include: the second spool, the diaphragm seal are set to described On second spool, second spool is inserted on the 4th pipeline.

15. check valve as claimed in claim 14, which is characterized in that the diaphragm seal is sheathed on second spool.

16. check valve as claimed in claim 14, which is characterized in that described one end of second elastic component and described second Spool offsets.

17. check valve as claimed in claim 14, which is characterized in that the 4th pipeline is equipped with the second axially-extending portion, Second spool is inserted in second axially-extending portion, and after pressure release, second spool is axially distant from described The movement of two axially-extending portions is restricted.

18. check valve as claimed in claim 17, which is characterized in that further include bolt, the bolt is inserted in the second spool It is interior, and the bolt can offset with second axially-extending portion far from one end of the diaphragm seal along axial.

19. check valve as claimed in claim 13, which is characterized in that radially, the diaphragm seal and the valve body have diameter To interval, the spaced radial is connected with the 4th pipeline after pressure release.

20. such as the described in any item check valves of claim 1-11, which is characterized in that the third pipeline is perpendicular to the valve Body.

21. check valve as claimed in claim 4, which is characterized in that the third pipeline is more leaned on compared to the second pipe Nearly 4th pipeline.

22. check valve as claimed in claim 19, which is characterized in that after pressure release, the diaphragm seal and the 4th pipeline With axially spaced-apart, the third pipeline can be connected to by the axially spaced-apart with the spaced radial.

23. check valve as described in claim 1, which is characterized in that the second pipe is used for and the injection bubble interface One end of connection is equipped with lid, and the lid can separate the conducting for realizing the second pipe with the second pipe.

24. a kind of massaging pool air supply system characterized by comprising

Pond body, the pond body have injection bubble interface；

The described in any item check valves of claim 1-23, the second pipe are connect with the injection bubble interface；

Air pump is connect with the first pipe.

25. a kind of massaging pool air supply system characterized by comprising

Pond body, the pond body have inflatable interface；

The described in any item check valves of claim 1-23, the third pipeline are connect with the inflatable interface；

Air pump is connect with the first pipe.

26. a kind of massaging pool air supply system characterized by comprising

Pond body, the pond body have injection bubble interface and inflatable interface；

The described in any item check valves of claim 1-23, the second pipe are connect with the injection bubble interface, and described Three pipelines are connect with the inflatable interface；

Air pump is connect with the first pipe.