CN201672068U - Throughway plastic valve - Google Patents
Throughway plastic valve Download PDFInfo
- Publication number
- CN201672068U CN201672068U CN201020204651XU CN201020204651U CN201672068U CN 201672068 U CN201672068 U CN 201672068U CN 201020204651X U CN201020204651X U CN 201020204651XU CN 201020204651 U CN201020204651 U CN 201020204651U CN 201672068 U CN201672068 U CN 201672068U
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- Prior art keywords
- plastics
- plastic
- valve
- flange
- valve rod
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- Expired - Fee Related
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Abstract
A throughway plastic valve is mainly formed by screwing a valve core on a valve rod, wherein both the valve rod and the valve core are arranged in a plastic valve body, a plurality of O-shaped sealing rings are arranged at the joint part of the valve rod and the plastic valve body, the top part of the valve rod, which is extended out of the plastic valve body, is provided with a handle, or the cross section of the top part of the valve rod, which is extended out of the plastic valve body, presents in a triangular shape. A sealing pad is fixed at the bottom of the valve core; and a plastic right-angle tee or plastic lateral tee is further arranged, the water inlet pipe joint of the plastic right-angle tee is vertical to a water outlet pipe joint, the outer end of the other pipe joint of the plastic right-angle tee is provided with a flange, the water inlet pipe joint of the plastic lateral tee and the water outlet pipe joint are arranged along the same axis, the outer end of the other pipe joint of the plastic lateral tee is provided with the flange, the flange of the plastic right-angle tee or plastic lateral tee is connected with the flange at the bottom of the plastic valve body through a bolt. The throughway plastic valve adopts a butt welding mode to be connected with a plastic water pipe, and thereby having the characteristics of simple structure, convenient processing, low manufacturing cost, convenient installation and dismantling and the like.
Description
Technical field
The utility model relates to Low pressure valve, the plumbing valve that particularly adopts butt welding to be connected with the PE plastic water pipe.
Background technique
Existing plastics water valve, particularly civilian water valve from the beginning mainly is made up of spool and valve body, and valve body is a straight-through three-way pipe, and the inlet tube and outlet tube on the valve body is by same axis setting, and valve rod axis is vertical with water (flow) direction.All belong to this type of water valve as the disclosed ZL200410022291.0 of Chinese patent literature, ZL20041001229.9 etc.This type of water valve is not suitable for installing at the pipeline turning, also is not suitable for not having the place that holds the handle space at some and installs.In addition, existing slightly bigger water valve connects with generally adopting flange connection or silk mouth being connected of pipeline, thereby has increased the requirement of cost and manufacturing aspect, and the inconvenience that causes installation and maintenance.
The model utility content
The purpose of this utility model provides a kind of straight-through plastic valve, so that adopt the butt welding mode to be mounted on the plastic water pipe.
The purpose of this utility model is achieved in that a kind of straight-through plastic valve, mainly be screwed on the valve rod and form by spool, valve rod and spool all are arranged in the plastics valve body, the junction of valve rod and plastics valve body is provided with a plurality of O-ring seals, the top that valve rod stretches out the plastics valve body is provided with handle, perhaps, it is triangular in shape that valve rod stretches out the top cross-section of plastics valve body, and the spool bottom is fixed with sealing gasket; Also have plastics right-angle tee or plastics skew T, the water inlet tube coupling of plastics right-angle tee is vertical with the water outlet tube coupling, another tube coupling outer end of plastics right-angle tee is provided with flange, the water inlet tube coupling of plastics skew T and water outlet tube coupling are along same axis setting, another tube coupling outer end of plastics skew T is provided with flange, and the flange of the flange of plastics right-angle tee or plastics skew T is connected by the flange of bolt with plastics valve body bottom.
Be provided with in the above-mentioned plastics right-angle tee as and the sealing gasket mating flange, or be provided with in the plastics skew T as the flange that cooperates with sealing gasket; Be provided with copper bush with place, position, valve rod joining portion on the described plastics valve body.
The position that above-mentioned valve rod is positioned at the plastic valve intracoelomic cavity is provided with boss, and boss is provided with the wear-resistant seal pad.
Above-mentioned handle is fixed on the valve rod top through nut; The water inlet tube coupling of described plastics right-angle tee and the outer end of water outlet tube coupling are set to spigot and socket type or flange-type, and the water inlet tube coupling of plastics skew T and the outer end of water outlet tube coupling are provided with spigot and socket type or flange-type.
The material of above-mentioned plastics right-angle tee or plastics skew T is polyvinyl plastics.
Above-mentioned valve rod is copper valve rod or stainless steel valve rod, and spool is nylon spool or metal spool.
In the stroke range of spool, be provided with many guiding ribs on the internal face of above-mentioned plastics right-angle tee or plastics skew T along the valve rod axis direction.
The internal diameter of the water-in and water-out tube coupling of above-mentioned plastics right-angle tee or plastics skew T is Ф 63mm～Ф 200mm.
The angle of another tube coupling of above-mentioned plastics skew T and the water inlet tube coupling of plastics skew T is 30 °～85 °.
Compared with prior art, this novelly has following characteristics and an advantage:
1, simple in structure, be convenient to manufacturing
After the assembling of valve body valve hole part, adopt bolt that the flange of right-angle tee or skew T is connected with the flange of valve body, can finish assembling.
2, be convenient to install
The plastics intake pipe adopts the butt fusion welding mode to be connected with plastic water pipe with outlet pipe, adopts hot melting way can finish installation.Heat spigot and socket type and flange-type are installed also convenient and swift.
3, reduce product cost
Owing to use the molding and forming of plastic materials valve body, thereby can reduce manufacture cost.Save the processing of inlet tube and outlet tube flange plate type silk mouth, can reduce manufacture cost.
4, install at this novel water supply line turning that is specially adapted to, or be applicable to the place installation with handle rotation space, thereby satisfied above-mentioned particular demands.
5, this novel sealability is better
Between valve rod and valve body, be provided with big envelope, on existing O-ring seals basis, increased the setting of wear-resistant seal pad and right-angle tee and skew T inward flange, the sealability of valve is improved.
6, the setting of valve interior wall guiding rib (general 3～4) is not rocked when spool is moved, and moves more steady.Can be pressed in exactly on the sealing flange of water intake.
Description of drawings
Fig. 1 is this novel embodiment's a structural drawing (right-angle tee formula);
Fig. 2 is this novel another embodiment's a structural drawing (skew T formula).
Embodiment
Referring to Fig. 1, Fig. 2, spool 5 is screwed on the valve rod 1, and valve rod 1 and spool 5 all are arranged in the plastics valve body 4, and the junction of valve rod and plastics valve body is provided with a plurality of O-ring seals 3, with place, position, valve rod joining portion the copper bush (not shown) is set on the plastics valve body, to improve working life.The top that valve rod stretches out the plastics valve body is provided with handle 2, and perhaps, it is triangular in shape that valve rod stretches out the top cross-section of plastics valve body, has only the antitheft valve that uses special tool to open to make.Spool 5 bottoms are fixed with sealing gasket 6; Also have plastics right-angle tee 9 or plastics skew T 10, the water inlet tube coupling of plastics right-angle tee is vertical with the water outlet tube coupling, another tube coupling outer end of plastics right-angle tee is provided with flange, the water inlet tube coupling of plastics skew T and water outlet tube coupling are along same axis setting, another tube coupling outer end of plastics skew T is provided with flange, and the flange of the flange of plastics right-angle tee or plastics skew T is connected by the flange of bolt with plastics valve body 4 bottoms.(Fig. 1 only is the different of right-angle tee and skew T with the difference of Fig. 2, and all the other structures are identical).The two outer end of the water inlet tube coupling of plastics right-angle tee and water outlet tube coupling is designed to the butt welding formula, or spigot and socket type, or flange-type is to be connected with plastic water pipe.The two outer end of the water inlet tube coupling of plastics skew T and water outlet tube coupling is designed to the butt welding formula, or spigot and socket type, or flange-type is to be connected with plastic water pipe.
Be provided with in the plastics right-angle tee 9 as and sealing gasket 6 mating flange 9a, or be provided with in the plastics skew T 10 as locating to be provided with copper bush with the valve rod junction on the flange 10a that cooperates with sealing gasket 6, the plastics valve body.The position that valve rod 1 is positioned at plastics valve body 4 inner chambers is provided with boss, and boss is provided with wear-resistant seal pad 8.Handle 2 is fixed on the valve rod top through nut 7.The material of plastics right-angle tee 9 or plastics skew T 10 is polyvinyl plastics.Valve rod 1 is copper valve rod or stainless steel valve rod, and spool 5 is nylon spool or metal spool.In the stroke range of spool 5, be provided with many guiding ribs on the internal face of plastics right-angle tee 9 or plastics skew T 10 along the valve rod axis direction.The internal diameter of the water-in and water-out tube coupling of plastics right-angle tee 9 or plastics skew T 10 is Ф 63mm～Ф 200mm.
The angle of another tube coupling of plastics skew T 10 and the water inlet tube coupling of plastics skew T is 30 °～85 °.
Inlet tube and outlet tube among Fig. 1 Fig. 2 can adopt PE pipe (polyethylene pipe), has characteristics anti-aging, inner wall smooth, also can adopt other plastic tube, as pvc pipe (polyvinyl chloride pipe), and HDPE (high density polyethylene pipe), PP-R pipe (polypropylene tube) etc.
Claims (9)
1. straight-through plastic valve, mainly be screwed on the valve rod (1) and form by spool (5), it is characterized in that: described valve rod (1) and spool (5) all are arranged in the plastics valve body (4), the junction of valve rod and plastics valve body is provided with a plurality of ○Xing Mifengquans (3), the top that valve rod stretches out the plastics valve body is provided with handle (2), perhaps, it is triangular in shape that valve rod stretches out the top cross-section of plastics valve body, and spool (5) bottom is fixed with sealing gasket (6); Also have plastics right-angle tee (9) or plastics skew T (10), the water inlet tube coupling of plastics right-angle tee is vertical with the water outlet tube coupling, another tube coupling outer end of plastics right-angle tee is provided with flange, the water inlet tube coupling of plastics skew T and water outlet tube coupling are along same axis setting, another tube coupling outer end of plastics skew T is provided with flange, and the flange of the flange of plastics right-angle tee or plastics skew T is connected by the flange of bolt with plastics valve body (4) bottom.
2. according to the described straight-through plastic valve of claim 1, it is characterized in that: be provided with in the described plastics right-angle tee (9) as and sealing gasket (6) mating flange (9a), or be provided with in the plastics skew T (10) as the flange (10a) that cooperates with sealing gasket (6); Described plastics valve body (4) is gone up and place, valve rod (1) position, joining portion is provided with copper bush.
3. according to the described straight-through plastic valve of claim 2, it is characterized in that: the position that described valve rod (1) is positioned at plastics valve body (4) inner chamber is provided with boss, and boss is provided with wear-resistant seal pad (8).
4. according to the described straight-through plastic valve of claim 3, it is characterized in that: described handle (2) is fixed on the valve rod top through nut (7); The water inlet tube coupling of described plastics right-angle tee (9) and the outer end of water outlet tube coupling are set to spigot and socket type or flange-type, and the water inlet tube coupling of plastics skew T (10) and the outer end of water outlet tube coupling are set to spigot and socket type or flange-type.
5. according to claim 1 or the described straight-through plastic valve of 2 or 3 or 4 arbitrary claims, it is characterized in that: the material of described plastics right-angle tee (9) or plastics skew T (10) is polyvinyl plastics.
6. according to the described straight-through plastic valve of claim 5, it is characterized in that: described valve rod (1) is copper valve rod or stainless steel valve rod, and spool (5) is nylon spool or metal spool.
7. according to the described straight-through plastic valve of claim 6, it is characterized in that: in the stroke range of spool (5), be provided with many guiding ribs on the internal face of described plastics right-angle tee (9) or plastics skew T (10) along the valve rod axis direction.
8. according to the described straight-through plastic valve of claim 7, it is characterized in that: the internal diameter of the water-in and water-out tube coupling of described plastics right-angle tee (9) or plastics skew T (10) is Φ 63mm～Φ 200mm.
9. described according to Claim 8 straight-through plastic valve is characterized in that: the angle of another tube coupling of described plastics skew T (10) and the water inlet tube coupling of plastics skew T is 30 °～85 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020204651XU CN201672068U (en) | 2010-05-26 | 2010-05-26 | Throughway plastic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020204651XU CN201672068U (en) | 2010-05-26 | 2010-05-26 | Throughway plastic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201672068U true CN201672068U (en) | 2010-12-15 |
Family
ID=43329480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020204651XU Expired - Fee Related CN201672068U (en) | 2010-05-26 | 2010-05-26 | Throughway plastic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201672068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104805896A (en) * | 2015-05-05 | 2015-07-29 | 刘银明 | Sewage discharge switch pipe |
-
2010
- 2010-05-26 CN CN201020204651XU patent/CN201672068U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104805896A (en) * | 2015-05-05 | 2015-07-29 | 刘银明 | Sewage discharge switch pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101215 Termination date: 20120526 |