CN205742429U - A kind of improve anti-siphonage piston inlet valve - Google Patents
A kind of improve anti-siphonage piston inlet valve Download PDFInfo
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- CN205742429U CN205742429U CN201620371983.4U CN201620371983U CN205742429U CN 205742429 U CN205742429 U CN 205742429U CN 201620371983 U CN201620371983 U CN 201620371983U CN 205742429 U CN205742429 U CN 205742429U
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Abstract
nullThe utility model discloses a kind of improve anti-siphonage piston inlet valve，Including the valve body and the sealing piston linked with float that are provided with water inlet pipe and outlet pipe，Sealing piston opens or closes the outlet of described water inlet pipe，Valve body top is provided with the first pipe ring and the second pipe ring higher than the position of the outlet of described water inlet pipe，The inner chamber of the first pipe ring forms the first flow being connected with the outlet of described water inlet pipe，Gap between described second pipe ring and the first pipe ring forms the second runner being connected with described outlet pipe，Described body top is additionally provided with the air inlet communicating setting with described first flow，Be provided with between described valve body and the first pipe ring move up closure described air inlet move down the anti-siphon pad opening described air inlet，Current are entered by water inlet pipe and flow to described outlet pipe via first flow and the second runner successively，Use this structure can improve the CL line of piston inlet valve，Make water intaking valve more preferable with the compatibility of water tank，And simple in construction.
Description
Technical field
This utility model relates to bathroom field, be specifically related to a kind of improve anti-siphonage piston inlet valve.
Background technology
Forming negative pressure when tap water pipe line is cut off the water in pipeline, the water in water tank can enter tap water pipe line by water intaking valve and lead
Causing the pollution of water in tap water pipe line, therefore, the water intaking valve of cistern is generally of anti-syphon structure, anti-syphon structure bag
Including the air inlet inside and outside connection water intaking valve valve body, when forming negative pressure in valve body, outside air is entered in valve body by this air inlet
To prevent the generation of negative pressure, and the air inlet position of existing most of piston inlet valve is relatively low, such as Patent No.
The patent of ZL03271438.6 discloses a kind of piston inlet valve, owing to its air inlet is arranged at the position of below piston mechanism
Putting, (i.e. water tank critical bit line is defined as water intaking valve siphon and starts or water relatively low in both at the end of siphon to cause CL line
Bit line) it is pulled low, so that this water intaking valve cannot be applicable to the water tank that working water level is higher, and then make water intaking valve and water tank
Compatibility poor.
Utility model content
This utility model provide a kind of improve anti-siphonage piston inlet valve, which overcome existing for background technology
Deficiency.
This utility model solves its technical problem and be the technical scheme is that
A kind of improve anti-siphonage piston inlet valve, link with float including the valve body and being provided with water inlet pipe and outlet pipe
Sealing piston, described sealing piston activity is installed on described valve body and opens or closes the outlet of described water inlet pipe, described
Valve body top is provided with upwardly extending first pipe ring higher than the position of the outlet of described water inlet pipe, and an interval is placed on described
The second pipe ring outside first pipe ring, the inner chamber of described first pipe ring is formed first-class with what the outlet of described water inlet pipe was connected
Road, the gap between described second pipe ring and the first pipe ring forms the second runner being connected with described outlet pipe, described valve body top
Portion is additionally provided with the air inlet communicating setting with described first flow, is provided with and moves up closure institute between described valve body and the first pipe ring
Stating air inlet and move down the anti-siphon pad opening described air inlet, current are entered by water inlet pipe and successively via first flow and the
Two runners flow to described outlet pipe.
Preferably, the bottom end opening of described first pipe ring constitutes the import of described first flow, the top of described first pipe ring
End opening constitutes the outlet of described first flow, and the top end opening in the gap between described second pipe ring and the first pipe ring constitutes described
The import of the second runner, the bottom end opening in the gap between described second pipe ring and the first pipe ring constitutes going out of described second runner
Mouthful.
Preferably, the outlet of described water inlet pipe is arranged on the sidewall of water inlet pipe, the described laterally movable installing of sealing piston
Fit or separated in valve body and with the outlet of described water inlet pipe.
Preferably, described water inlet pipe is longitudinally arranged with described outlet pipe, and described outlet pipe is socketed in described water inlet pipe
Outward, described water inlet pipe includes the conduit being longitudinally arranged and is arranged in catheter tip and is provided with the hollow regulation cock of flow-guiding channel, described
The water inlet of flow-guiding channel is connected with the outlet of described conduit, and the outlet of described flow-guiding channel is going out of described water inlet pipe
The mouth of a river, described sealing piston opens and closes the outlet of this flow-guiding channel, described regulation cock and/or the connection of sealing piston control
Between outlet and the sealing piston of water inlet pipe processed, maximum goes out the governor motion of water space.
Preferably, described governor motion includes being arranged on one of the outlet on described regulation cock away from described flow-guiding channel
Hold and with rotating the correspondence of attaching on external screw thread or the screw rod of female thread, and described valve body with female thread or externally threaded tune
Joint cap, drives described regulation cock transverse shifting by rotating adjustment cap.
Preferably, described sealing piston slides laterally on the sidewall being installed in described valve body, and described valve body is relatively described only
The sidewall of water piston is provided with installing hole, described adjustment cap is installed in described installing hole rotationally and described adjustment cap be provided with
The limiting section of the mutually spacing cooperation in described valve body medial wall, described adjustment cap is positioned at the side of valve body and is additionally provided with anti-convulsion or anti-rotation
Groove, described valve body is correspondingly provided with anti-rotation groove or anti-convulsion.
Preferably, being additionally provided with commutator in described first pipe ring, current enter described first flow via rectifier rectification
Described second runner of rear entrance.
Preferably, the import of described first flow be located at described first pipe ring bottom around the middle part of valve body, described
The import department of one runner is provided with a convex annular edge, forms a bottom lock upper end open between this convex annular edge and described first pipe ring
Annular groove, described commutator is secured in this annular groove.
Preferably, being additionally provided with an isolation pipe ring between described first pipe ring and the second pipe ring, this isolated tube ring is around described
First pipe ring arranges also and forms a separate cavities between described first pipe ring, first flow described in the inlet communication of described separate cavities,
Second runner described in the outlet of described separate cavities.
Preferably, described body top is provided with the gland being tightly connected with described second pipe ring, the roof week of described gland
Circle is interval with the roof center of some air inlets and/or described gland and is provided with an air inlet.
The technical program is compared with background technology, and it has the advantage that
1. it is provided with upwardly extending first pipe ring by the position of outlet higher than described water inlet pipe on described valve body top, and
One interval is placed on the second pipe ring outside described first pipe ring, and the inner chamber of described first pipe ring forms the outlet with described water inlet pipe
The first flow being connected, the gap between described second pipe ring and the first pipe ring forms the second being connected with described outlet pipe
Road, described body top is additionally provided with the air inlet communicating setting with described first flow, is provided with between described valve body and the first pipe ring
Moving up the described air inlet of closure and move down the anti-siphon pad opening described air inlet, current are entered and warp successively by water inlet pipe
It is flow to described outlet pipe by first flow and the second runner, by using said structure, the CL of piston inlet valve can be improved
Line, makes water intaking valve more preferable with the compatibility of water tank, and simple in construction.
2. by making described water inlet pipe be longitudinally arranged with described outlet pipe, and described outlet pipe is socketed in outside described water inlet pipe,
Described water inlet pipe include the conduit being longitudinally arranged and lateral arrangement in catheter tip the hollow regulation cock that is provided with flow-guiding channel, described
The water inlet of flow-guiding channel is connected with the outlet of described conduit, and the outlet of described flow-guiding channel is going out of described water inlet pipe
The mouth of a river, described sealing piston opens and closes the outlet of this flow-guiding channel, described regulation cock and/or the connection of sealing piston control
Between outlet and the sealing piston of water inlet pipe processed, maximum goes out the governor motion of water space, when variation in water pressure, and can be by regulation
Between outlet and the sealing piston of mechanism's regulation water inlet pipe, maximum goes out the governor motion of water space, it is to avoid due to the company of each part
Connect error and to cause maximum between the outlet of water inlet pipe and sealing piston to go out water space too small or excessive, thus avoid this maximum to go out
The least water tank with water time too long of problem that makes of water space, or, this maximum goes out water space and causes sealing piston too greatly
Rubber cushion deforms, thus cannot the problem of sealing.
3. sliding laterally on the sidewall being installed in described valve body by described sealing piston, the described the most described sealing of valve body is lived
The sidewall of plug is provided with installing hole, and described adjustment cap is installed in described installing hole rotationally and described adjustment cap is provided with described
The limiting section of the mutually spacing cooperation in valve body medial wall, described adjustment cap is positioned at the side of valve body and is additionally provided with anti-convulsion or anti-rotation groove, institute
Stating and be correspondingly provided with anti-rotation groove or anti-convulsion on valve body, to prevent adjustment cap from loosening, structure is more stable.
4., by being additionally provided with an isolation pipe ring between described first pipe ring and the second pipe ring, this isolated tube ring is around described first
Pipe ring arranges also and forms a separate cavities between described first pipe ring, and during anti-siphon air inlet, isolation pipe ring can be by water segregation in isolation
Outside chamber and then preferential from air inlet air-breathing, the CL line of water intaking valve can be made to improve further.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 depict this utility model embodiment one a kind of improve anti-siphonage the exploded of piston inlet valve
Schematic diagram.
Fig. 2 depict this utility model embodiment one a kind of improve anti-siphonage the overall section view of piston inlet valve
Schematic diagram.
Fig. 3 depict this utility model embodiment one a kind of improve anti-siphonage the adjustment cap of piston inlet valve
Schematic perspective view.
Fig. 4 depict this utility model embodiment one a kind of improve anti-siphonage the regulation cock of piston inlet valve
Schematic perspective view.
Fig. 5 depict this utility model embodiment one a kind of improve anti-siphonage the commutator of piston inlet valve
Schematic perspective view.
Fig. 6 depict this utility model embodiment one a kind of improve anti-siphonage piston inlet valve water inlet time office
Portion's cross-sectional schematic.
Fig. 7 depict this utility model embodiment one a kind of improve anti-siphonage piston inlet valve air inlet time office
Portion's cross-sectional schematic.
Fig. 8 depict this utility model embodiment two a kind of improve anti-siphonage the broken section of piston inlet valve
Schematic diagram.
Fig. 9 depicts the enlarged drawing of A in Fig. 8.
Figure 10 depict this utility model embodiment three a kind of improve anti-siphonage the broken section of piston inlet valve
Schematic diagram.
Detailed description of the invention
Embodiment 1:
As shown in Figures 1 to 7, a kind of improve anti-siphonage piston inlet valve, including being provided with water inlet pipe and outlet pipe 20
Valve body 100 and one with the sealing piston 30 of float 80 linkage, the activity of described sealing piston 30 is installed on valve body 100 also
Opening or closing the outlet 101 of water inlet pipe, in the present embodiment, water inlet pipe coordinates with outlet pipe 20 longitudinally socket, outlet pipe
20 are socketed in outside water inlet pipe, and sealing piston 30 is the one end slide block equipped with rubber cushion, and described valve body 100 top is higher than water inlet pipe
The position of outlet 101 is provided with upwardly extending first pipe ring 12, and an interval is placed on second outside the first pipe ring 12
Pipe ring 13, the inner chamber of the first pipe ring 12 forms the first flow 14 being connected with the outlet 101 of described water inlet pipe, the second pipe
Gap between ring 13 with the first pipe ring 12 forms the second runner 15 being connected with outlet pipe 20, and valve body 100 top also sets
There is the air inlet 70 communicating setting with described first flow 14, specifically, valve body 100 top is provided with close with the second pipe ring 13
The gland 102 that envelope connects, the roof circumferential interval of described gland 102 is provided with some air inlets 70, valve body 100 and the first pipe ring
Be provided with between 12 move up closure air inlet 70 move down the anti-siphon pad 50 opening described air inlet 70, concrete,
Anti-siphon pad 50 is arranged in the gap between gland 102 and the top of the first pipe ring 12 of valve body 100, anti-siphon pad 50
Being moved upward against on gland 102, anti-siphon pad 50 is moved downward against on the top of the first pipe ring 12, and current are by entering
Water pipe enters and flow to described outlet pipe 20 via first flow 14 and the second runner 15 successively.
In the present embodiment, the bottom end opening of the first pipe ring 12 constitutes the import of first flow 14, the top of the first pipe ring 12
End opening constitutes the outlet of first flow 14, and the top end opening in the gap between the second pipe ring 13 and the first pipe ring 12 constitutes the
The import of two runners 15, the bottom end opening in the gap between the second pipe ring 13 and the first pipe ring 12 constitutes going out of the second runner 15
Mouthful.
Preferably, the outlet 101 of described water inlet pipe is arranged on the sidewall of water inlet pipe, makes current laterally flow out, sealing
Laterally movable interior and with water inlet pipe the outlet 101 of valve body 100 that is installed in of piston 30 fits or is separated, specifically, only
Water piston 30 fits equipped with one end of rubber cushion and the outlet 101 of water inlet pipe or is separated, and the other end and is argued for the sake of arguing 90 rotations
Connecting, float 80 is argued for the sake of arguing 90 rotations and then pull sealing piston 30 transverse shifting with the drive that fluctuates of the water in water tank.
Preferably, described water inlet pipe includes being longitudinally arranged conduit 10 and be arranged in conduit 10 top and be provided with water conservancy diversion and lead to
The hollow regulation cock 11 in road, the water inlet 113 of described flow-guiding channel is connected with the outlet of described conduit, and described water conservancy diversion leads to
The outlet 114 in road is the outlet 101 of described water inlet pipe, specifically, regulation cock 11 lateral arrangement is in the top of conduit 10
End, the water inlet 113 of flow-guiding channel is positioned at the bottom of regulation cock 11, and the outlet 114 of flow-guiding channel is positioned at regulation cock 11
Sidepiece, sealing piston 30 opens and closes the outlet 114 of this flow-guiding channel, regulation cock 11 and/or sealing piston 30 and connects
Maximum between outlet 101 and the sealing piston 30 of control water inlet pipe is had to go out the governor motion of water space, by arranging regulation machine
Between outlet 101 and the sealing piston 30 of structure regulation water inlet pipe, maximum goes out water space, it is to avoid owing to the connection of each part misses
To cause this maximum to go out water space too small or excessive for difference, thus avoiding this maximum to go out, water space is the least makes the water tank with water time too long of
Problem, or, it is to avoid this maximum goes out water space and causes the most greatly the rubber cushion of sealing piston 30 to deform, thus cannot the asking of sealing
Topic.
The present embodiment is preferred, and as shown in Figures 3 and 4, governor motion includes being arranged on regulation cock 11 away from flow-guiding channel
Outlet 114 one end and with the screw rod 111 of external screw thread or female thread, and on valve body 100, rotate the corresponding band of attaching
There are female thread or externally threaded adjustment cap 40, drive regulation cock 11 transverse shifting by rotating adjustment cap 40, specifically, spiral shell
Bar 111 is provided with external screw thread 112, and adjustment cap 40 is correspondingly provided with female thread 41.
In the present embodiment, described sealing piston 30 slides laterally on the sidewall being installed in valve body 100, and valve body 100 is relative
The sidewall of sealing piston 30 is provided with installing hole 21, in adjustment cap 40 is installed in installing hole 21 rotationally and adjustment cap 40
Being provided with the limiting section that coordinate mutually spacing with valve body 100 medial wall, adjustment cap 40 is positioned at the side of valve body 100 and is additionally provided with anti-rotation
Muscle or anti-rotation groove, described valve body 100 is correspondingly provided with anti-rotation groove or anti-convulsion, specifically, adjustment cap 40 stretches into installing hole 21 1
The diameter of side is suitable with the diameter of installing hole 21, and adjustment cap 40 is positioned at the side diameter of valve body 100 more than installing hole 21
Diameter to form the limiting section of adjustment cap 40, make adjustment cap 40 stretch into from the inner side of valve body 100 installing hole 21 in and axial
Being limited at installing hole 21, adjustment cap 40 is positioned at the side of valve body 100 and is additionally provided with anti-convulsion 42, and valve body 100 correspondence sets
Having some anti-rotation grooves 18, can prevent adjustment cap 40 from loosening by anti-convulsion 42 with coordinating of anti-rotation groove 18, structure is more stable,
And strengthen shift feeling, operating experience during regulation is more preferable, and adjustment cap 40 is exposed the side of installing hole 21 and is provided with cross recess,
Instrument can be used to be adjusted, operate more laborsaving.
The present embodiment is preferred, is additionally provided with longitudinally movable commutator 60 in the first pipe ring 12, and current enter first
Runner 14 is via entering second road 15 after commutator 60 rectified action.
In the present embodiment, as shown in Figure 6, the import of first flow 14 be located at described first pipe ring 12 bottom around
The middle part of valve body 100, the import department of first flow 14 is provided with a convex annular along 16, and this convex annular is along 16 and first pipe ring 12
Between form the annular groove of a bottom lock upper end open, commutator 60 is secured in this annular groove, specifically, the end of described annular groove
Wall is the arc diapire raised up, and commutator 60 is provided with the cylindrical duct of deflection cone 61 for inner top, and this deflection cone 61 is by upper
Diameter under to tapers into, and the diapire of commutator 60 cooperatively formed ebb interval, commutator with the arc diapire of described annular groove
The outer wall of 60 is provided with some fuisw ribs 62, and the gap between each fuisw rib 62 formed ebb interval.
Operation principle and enforcement action the following detailed description of the present embodiment.
As shown in Figure 6, during water intake valve, sealing piston 30 transverse shifting opens the outlet 101 of water inlet pipe, water
Stream is flowed out into and through the outlet 114 of the flow-guiding channel in regulation cock 11 by conduit 10, and current are further up by annular
The import of the first flow 14 at convex edge 16 is gushed out entrance first flow 14, and the deflection cone 61 of commutator 60 is to gushing out
Water carry out rectification, make to flow to bottom the rectified device of high-velocity flow 60 between the water conservancy diversion between commutator 60 and the first pipe ring 12
Gap, and then with ring-type water slug anti-siphon pad 50, make anti-siphon pad 50 steadily upper shifting block air inlet 70, finally via second
Runner 15 flows downwardly to outlet pipe 20 and enters water tank, when the outlet 101 and the sealing piston that need regulating water inlet valve water inlet pipe
During maximal clearance between 30, directly rotate adjustment cap 40 with hands or by instrument, make regulation cock 11 transverse shifting and then regulation
Maximal clearance between outlet 101 and the sealing piston 30 of water inlet pipe；As it is shown in fig. 7, when water intaking valve produces negative pressure,
The most anti-siphon pad 50 moves down and has turned down first flow 14, and air inlet 70 is opened, and air is entered by air inlet 70 after turning down
First flow 14, and block siphon by the flow-guiding channel entrance conduit 10 of regulation cock 11, here, make anti-siphon pad 50
Moving down and turn down the purpose of first flow 14 and be to reduce the tolerance needed for anti-siphon, the operation principle of the anti-siphon of water intaking valve is existing
Technology, repeats no more here.
Embodiment 2:
As shown in Figure 8 and Figure 9, the present embodiment is with the distinctive points of embodiment 1, described first pipe ring 12 and the second pipe ring 13
Between be additionally provided with an isolation pipe ring 17, this isolation pipe ring 17 arrange around described first pipe ring 12 and with described first pipe ring 12
Between form a separate cavities 19, first flow 14 described in the inlet communication of described separate cavities 19, the outlet of described separate cavities 19
Connect described second runner 15.The present embodiment is specifically, the bottom of isolation pipe ring 17 coordinates shape with the top of the first pipe ring 12
L-shaped separate cavities 19, during air inlet, water segregation outside separate cavities, and then is preferentially inhaled by isolation pipe ring 17 from air inlet 70
Gas, makes CL line improve further, and the structure and working principle of other not described part is consistent with embodiment 1, the most superfluous
State.
Embodiment 3:
As shown in Figure 10, the present embodiment is with the difference of embodiment 1, and the roof center of described gland 102 is provided with an air inlet
70, anti-siphon pad 50 moves up this air inlet 70 of closure, therefore without arranging commutator 60, other not described part
Structure and working principle consistent with embodiment 1, repeat no more here；It is also possible that the roof border of gland 102 and in
The heart is simultaneously provided with air inlet also can realize the object of the invention, and its structure and working principle is consistent with the above, repeats no more here.
It should be noted that this utility model is applicable not only to above-mentioned water inlet pipe is longitudinally socketed, with outlet pipe, the end coordinated
The water intaking valve of inlet type, is also applied for the water intaking valve of side inlet type, only needs the most slightly to adjust, the most detailed
Explanation.
The above, only this utility model preferred embodiment, therefore can not limit what this utility model was implemented according to this
Scope, the equivalence change i.e. made according to this utility model the scope of the claims and description and modification, all should still belong to this utility model
In the range of containing.
Claims (10)
1. improve anti-siphonage a piston inlet valve, link with float including the valve body and being provided with water inlet pipe and outlet pipe
Sealing piston, described sealing piston activity is installed on described valve body and opens or closes the outlet of described water inlet pipe, and it is special
Levying and be, described valve body top is provided with upwardly extending first pipe ring, Yi Jiyi higher than the position of the outlet of described water inlet pipe
Interval is placed on the second pipe ring outside described first pipe ring, and the inner chamber of described first pipe ring forms the outlet phase with described water inlet pipe
The first flow of connection, the gap between described second pipe ring and the first pipe ring forms the second being connected with described outlet pipe
Road, described body top is additionally provided with the air inlet communicating setting with described first flow, is provided with between described valve body and the first pipe ring
Moving up the described air inlet of closure and move down the anti-siphon pad opening described air inlet, current are entered and warp successively by water inlet pipe
It flow to described outlet pipe by described first flow and the second runner.
The most according to claim 1 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described first pipe
The bottom end opening of ring constitutes the import of described first flow, and the top end opening of described first pipe ring constitutes going out of described first flow
Mouthful, the top end opening in the gap between described second pipe ring and the first pipe ring constitutes the import of described second runner, described second pipe
The bottom end opening in the gap between ring and the first pipe ring constitutes the outlet of described second runner.
The most according to claim 1 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described water inlet pipe
Outlet be arranged on the sidewall of water inlet pipe, described sealing piston is laterally movable be installed in valve body in and with the water outlet of described water inlet pipe
Mouth fits or is separated.
The most according to claim 3 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described water inlet pipe
Being longitudinally arranged with described outlet pipe, and described outlet pipe is socketed in outside described water inlet pipe, described water inlet pipe includes that be longitudinally arranged leads
Managing and be arranged in catheter tip and be provided with the hollow regulation cock of flow-guiding channel, the water inlet of described flow-guiding channel goes out with described conduit
The mouth of a river is connected, and the outlet of described flow-guiding channel is the outlet of described water inlet pipe, and described sealing piston opens and closes should
The outlet of flow-guiding channel, described regulation cock and/or sealing piston connect to be had between outlet and the sealing piston controlling water inlet pipe
Maximum goes out the governor motion of water space.
The most according to claim 4 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described regulation machine
Structure includes being arranged on one end of the outlet on described regulation cock away from described flow-guiding channel and with external screw thread or the spiral shell of female thread
Rotate the correspondence of attaching on bar, and described valve body with female thread or externally threaded adjustment cap, drive institute by rotating adjustment cap
State regulation cock transverse shifting.
The most according to claim 5 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described sealing live
Plug slides laterally on the sidewall being installed in described valve body, and the sidewall of described valve body the most described sealing piston is provided with installing hole, institute
State in adjustment cap is installed in described installing hole rotationally and described adjustment cap is provided with the limit that coordinate mutually spacing with described valve body medial wall
Position portion, described adjustment cap is positioned at the side of valve body and is additionally provided with anti-convulsion or anti-rotation groove, described valve body is correspondingly provided with anti-rotation groove or
Anti-convulsion.
The most according to claim 1 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described first pipe
Being additionally provided with commutator in ring, current enter first flow via entering second road after rectifier rectification.
The most according to claim 7 a kind of improve anti-siphonage piston inlet valve, it is characterised in that described first-class
The import in road be located at described first pipe ring bottom around the middle part of valve body, the import department of described first flow is provided with a convex annular
Edge, forms the annular groove of a bottom lock upper end open between this convex annular edge and described first pipe ring, described commutator is secured to this
In annular groove.
9. according to a kind of described in claim 1 to 8 any one improve anti-siphonage piston inlet valve, its feature exists
In, it being additionally provided with an isolation pipe ring between described first pipe ring and the second pipe ring, this isolated tube ring is arranged also around described first pipe ring
And form a separate cavities between described first pipe ring, first flow described in the inlet communication of described separate cavities, going out of described separate cavities
Mouth connects described second runner.
10. according to a kind of described in claim 1 to 8 any one improve anti-siphonage piston inlet valve, its feature exists
In, described body top is provided with the gland being tightly connected with described second pipe ring, and the roof circumferential interval of described gland is provided with some
The roof center of described air inlet and/or described gland is provided with air inlet described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620371983.4U CN205742429U (en) | 2016-04-28 | 2016-04-28 | A kind of improve anti-siphonage piston inlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620371983.4U CN205742429U (en) | 2016-04-28 | 2016-04-28 | A kind of improve anti-siphonage piston inlet valve |
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| Publication Number | Publication Date |
|---|---|
| CN205742429U true CN205742429U (en) | 2016-11-30 |
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|---|---|---|---|
| CN201620371983.4U Active CN205742429U (en) | 2016-04-28 | 2016-04-28 | A kind of improve anti-siphonage piston inlet valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518776A (en) * | 2018-12-28 | 2019-03-26 | 严书才 | A kind of novel inlet valve |
-
2016
- 2016-04-28 CN CN201620371983.4U patent/CN205742429U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518776A (en) * | 2018-12-28 | 2019-03-26 | 严书才 | A kind of novel inlet valve |
| CN109518776B (en) * | 2018-12-28 | 2024-04-19 | 严书才 | Novel water inlet valve |
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