CN2482683Y - Connecting device for water meter - Google Patents
Connecting device for water meter Download PDFInfo
- Publication number
- CN2482683Y CN2482683Y CN 01229732 CN01229732U CN2482683Y CN 2482683 Y CN2482683 Y CN 2482683Y CN 01229732 CN01229732 CN 01229732 CN 01229732 U CN01229732 U CN 01229732U CN 2482683 Y CN2482683 Y CN 2482683Y
- Authority
- CN
- China
- Prior art keywords
- water meter
- nut
- adapting pipe
- sleeve nut
- ring seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a water meter connector, which comprises a water meter connecting nut and a connecting pipe with one end sleeved in the water meter connecting nut, a sleeve nut and an expansion connecting pipe are sleeved on the connecting pipe, a seal ring is arranged between the sleeve nut and the expansion connecting pipe, one end of the expansion connecting pipe is bolted with the sleeve nut, and a thread is arranged at the other end of the expansion connecting pipe. One end of the expansion connecting pipe which is connected with the sleeve nut forms a cone port, the seal ring is a cone ring, which is arranged in the cone port of the expansion connecting pipe and screwed and sealed by the sleeve nut connected with the expansion connecting pipe screw. Connection of the water meter connector as well as the water meter and a water pipe has the advantages of convenience, saving labor force, sound sealing performance, long service life and high pressure resistance, and compensates effectively a surface defect during the processing with high adaptability.
Description
Technical field:
The utility model relates to a kind of water meter unitor, is mainly used in the tap water supply industry.
Background technology:
In the prior art, the connection of water meter adopts short tube to connect usually in the water supply industry, the defective of this structure is: when changeing water meter, because the position between water meter and the feed pipe is relatively-stationary, the stroke that connects short tube is minimum, and is very inconvenient during assembling water meter sealing gasket, and easily original damage of components, thereby cause leaking, influence water supply process.
Summary of the invention:
The purpose of this utility model is to overcome the deficiency of above-mentioned prior art, a kind of and water meter and water pipe laborsaving, good seal performance, long service life easy to connect are provided, can bear the water meter unitor of high pressure, and it can compensate the surface imperfection that adapter produces effectively in process, and adaptability is strong.
The utility model is achieved by the following scheme, the water meter unitor that provides according to the utility model, comprise that a water meter coupling nut and an end are placed on the adapter in this water meter coupling nut, be equipped with sleeve nut and flexible adapting pipe in the described adapter, be provided with O-ring seal between described sleeve nut and the flexible adapting pipe, one end of described flexible adapting pipe is screwed onto with described sleeve nut, the other end that is somebody's turn to do flexible adapting pipe is provided with screw thread, the end that described flexible adapting pipe is connected with described sleeve nut is formed with the taper port, described O-ring seal is a conical seal ring, it is loaded in the taper port of described flexible adapting pipe, and by the sleeve nut screwing hermetic that is threaded with flexible adapting pipe.
The water meter unitor that provides according to the utility model also has following attached technical characterictic:
Described O-ring seal is the cone or the Rotary-table of hollow.
The outside surface of described O-ring seal and inside surface have tapering with respect to the outside surface of taking over.
The tapering of its outside surface can improve its sealing property effectively, and the tapering of inside surface can effectively compensate the surface imperfection that adapter produces in process.
The angle with described adapter 2 outside surface buses of the external conical surface bus of described O-ring seal is 5 °-70 °, and the angle with described adapter outside surface bus of the circular cone inside surface bus of described O-ring seal is 1 °-3 °.
End away from bell in the described flexible adapting pipe is provided with conical tube external thread or conical tube internal thread.Thereby can be respectively be that Taper Pipe internal thread and the externally threaded water pipe of Taper Pipe, valve etc. cooperate for the termination, being processed into taper pipe thread is in order to improve the sealing property of its junction, to prevent seepage.
Described sleeve nut has an end wall, described O-ring seal and sleeve nut and flexible adapting pipe are placed in the adapter together, and the sealing circle has a bigger termination, and this termination is exposed to outside the taper port of flexible adapting pipe, and the inside surface of the end wall of its end face and described sleeve nut fits.
Described water meter coupling nut has an end wall, and described adapter has bigger termination of diameter and the less body of diameter, and described termination places in the described water meter coupling nut, and the inside surface of the end wall of one end and described water meter coupling nut fits.
The outside of described flexible connecting pipe is formed with hexagonal nut or octagon nut.Therefore available spanner mounts and dismounts, and is very convenient.
Be provided with pad in the described water meter coupling nut.This pad can be realized sealing effectively when being connected with water meter, thereby prevents to leak.
Beneficial effect: the water meter unitor that provides according to the utility model has following advantage compared to existing technology: owing to adopted conical seal ring, good seal performance not only, can prevent from effectively to leak, and because the contact area of sealing circle and adapter is big, therefore increased its stiction, made the water meter unitor can bear higher hydraulic pressure and can not throw off; Simultaneously, it can compensate the surface imperfection that adapter produces effectively in process, and is also better to neutrality during assembling.
Description of drawings:
Fig. 1 is a kind of preferred embodiment of water meter unitor of the present utility model;
Fig. 2 is the another kind of preferred embodiment of water meter unitor of the present utility model;
Fig. 3 is the amplification view of O-ring seal.
Embodiment:
Referring to Fig. 1, provided a kind of preferred embodiment of water meter unitor of the present utility model among the figure, as shown in the figure: this water meter unitor comprises that a water meter coupling nut 1 and an end are placed on the adapter 2 in this water meter coupling nut 1, described water meter coupling nut 1 has an end wall, described adapter 2 has diameter bigger termination 21 and the less body 22 of diameter, described termination 21 places in the described water meter coupling nut 1, and the inside surface of the end wall of one end and described water meter coupling nut 1 fits.Clear illustrating among the figure: be equipped with sleeve nut 3 and flexible adapting pipe 4 in the described adapter 2, be provided with O-ring seal 5 between described sleeve nut 3 and the flexible adapting pipe 4, described flexible adapting pipe 4 is formed with taper port 41 with the end that described sleeve nut 3 is connected, described O-ring seal 5 is a conical seal ring, it is loaded in the taper port 41 of described flexible adapting pipe 4, and by sleeve nut 3 screwing hermetics that are threaded with flexible adapting pipe 4.Described sleeve nut 3 has an end wall, and described O-ring seal 5 has a bigger termination, and this termination is exposed to outside the taper port 41 of flexible adapting pipe 4, and the inside surface of the end wall of its end face and described sleeve nut 3 fits.Described flexible adapting pipe 4 one ends are screwed onto with described sleeve nut 3, the other end that is somebody's turn to do flexible unitor is provided with the conical tube external thread, be provided with pad 6 in the described water meter coupling nut 1, this pad 6 can improve its sealing property when being connected with water meter, prevents from effectively to leak.
As another kind of preferred embodiment of the present utility model, as shown in Figure 2, the screw thread of the other end of described flexible adapting pipe 4 end of bell 41 (promptly away from) is the conical tube internal thread, the water meter unitor of above-mentioned two embodiment can be respectively be that Taper Pipe internal thread and the externally threaded water pipe of Taper Pipe, valve etc. cooperate for the termination, thereby enlarge its range of application; Being processed into taper pipe thread is in order to improve the sealing property of its junction, to prevent seepage.
As shown in Figure 3, in providing above-mentioned two preferred embodiments, described O-ring seal 5 is the cone or the Rotary-table of hollow, and it and sleeve nut 3 and flexible adapting pipe 4 are placed in the described adapter 2 together, and its outside surface and inside surface have tapering with respect to the outside surface of taking over 2.The tapering of its outside surface can improve its sealing property effectively, the tapering of inside surface can effectively compensate takes over 2 surface imperfection that produce in process, take over the 2 general galvanized conduits that adopt, in actual process, galvanized conduit may produce the big defectives such as (axially diameter are inconsistent on the surface) of deviation from cylindrical form, and described O-ring seal 5 inside surfaces add the formula tapering can compensate above-mentioned defective effectively.The angle with described adapter 2 outside surface buses of the external conical surface bus of described O-ring seal 5 is 5 °-70 ° (i.e. angle α among the figure), the circular cone inside surface bus of described O- ring seal 5 and 1 °-3 ° of angles described adapter 2 outside surface buses (i.e. angle β among the figure), providing above-mentioned two preferred embodiments, angle α is 15 ° among the i.e. figure as shown in the figure, and angle β is 2 °.
In above-mentioned two preferred embodiments that provide, as shown in FIG., the outside of described flexible connecting pipe 4 is formed with hexagonal nut or octagon nut 42, thereby makes this water meter unitor in use can mount and dismount easily.
Claims (9)
1, a kind of water meter unitor, comprise that a water meter coupling nut (1) and an end are placed on the adapter (2) in this water meter coupling nut (1), be equipped with sleeve nut (3) and flexible adapting pipe (4) in the described adapter (2), be provided with O-ring seal (5) between described sleeve nut (3) and the flexible adapting pipe (4), one end of described flexible adapting pipe (4) is screwed onto with described sleeve nut (3), the other end that is somebody's turn to do flexible adapting pipe (4) is provided with screw thread, it is characterized in that: the end that described flexible adapting pipe (4) is connected with described sleeve nut (3) is formed with taper port (41), described O-ring seal (5) is a conical seal ring, it is loaded in the taper port (41) of described flexible adapting pipe (4), and by sleeve nut (3) screwing hermetic that is threaded with flexible adapting pipe (4).
2, water meter unitor according to claim 1 is characterized in that: described O-ring seal (5) is the cone of hollow or Rotary-table, and sealing circle (5) and sleeve nut (3) and flexible adapting pipe (4) are placed in the described adapter (2) together.
3, water meter unitor according to claim 2 is characterized in that: the outside surface of described O-ring seal (5) and inside surface have tapering with respect to the outside surface of taking over (2).
4, water meter unitor according to claim 3, it is characterized in that: the angle with described adapter (2) outside surface bus of the external conical surface bus of described O-ring seal (5) is 5 °-70 °, and the angle with described adapter (2) outside surface bus of the circular cone inside surface bus of described O-ring seal (5) is 1 °-3 °.
5, water meter unitor according to claim 1 is characterized in that: the end that described flexible adapting pipe (4) is gone up away from bell (41) is provided with conical tube external thread or conical tube internal thread.
6, water meter unitor according to claim 1, it is characterized in that: described sleeve nut (3) has an end wall, described O-ring seal (5) has a bigger termination, this termination is exposed to outside the taper port (41) of flexible adapting pipe (4), and the inside surface of the end wall of its end face and described sleeve nut (3) fits.
7, water meter unitor according to claim 1, it is characterized in that: described water meter coupling nut (1) has an end wall, described adapter (2) has bigger termination of diameter (21) and the less body (22) of diameter, described termination (21) places in the described water meter coupling nut (1), and the inside surface of the end wall of one end and described water meter coupling nut (1) fits.
8, water meter unitor according to claim 1 is characterized in that: the outside of described flexible connecting pipe (4) is formed with hexagonal nut or octagon nut (42).
9, water meter unitor according to claim 1 is characterized in that: be provided with pad (6) in the described water meter coupling nut (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01229732 CN2482683Y (en) | 2001-07-05 | 2001-07-05 | Connecting device for water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01229732 CN2482683Y (en) | 2001-07-05 | 2001-07-05 | Connecting device for water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2482683Y true CN2482683Y (en) | 2002-03-20 |
Family
ID=33644525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01229732 Expired - Fee Related CN2482683Y (en) | 2001-07-05 | 2001-07-05 | Connecting device for water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2482683Y (en) |
-
2001
- 2001-07-05 CN CN 01229732 patent/CN2482683Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |