CN219300131U - Waterway connection structure with self-sealing function - Google Patents
Waterway connection structure with self-sealing function Download PDFInfo
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- CN219300131U CN219300131U CN202320134947.6U CN202320134947U CN219300131U CN 219300131 U CN219300131 U CN 219300131U CN 202320134947 U CN202320134947 U CN 202320134947U CN 219300131 U CN219300131 U CN 219300131U
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Abstract
The utility model provides a waterway connection structure with self-sealing, which comprises an internal thread joint connected with a water inlet waterway, an external thread joint connected with a water outlet terminal and a sealing ring, wherein the internal thread joint is provided with an internal thread section and an annular step surface arranged towards the internal thread section; the sealing ring is sleeved on the external threaded joint and is provided with an outer peripheral surface and a radial outer end surface, the radial outer end surface of the sealing ring is outwards protruded with at least one sealing convex ring, and the sealing convex ring is also protruded out of the end surface of the external threaded joint; the external thread connector is in threaded connection with the internal thread section of the internal thread connector, and the sealing convex ring of the sealing ring is abutted on the annular step surface to form sealing. The device has the characteristics of simplicity, rapidness, effectiveness, convenience in subsequent maintenance and the like.
Description
Technical Field
The utility model relates to the field of pipe section connection in waterways, in particular to a waterway connection structure with self-sealing function.
Background
At present, water terminal products such as angle valves, faucets, showers and the like are installed in a tap water pipe joint (namely an internal thread joint) through an external thread joint in a screwed mode, stable sealing is difficult to achieve through a conventional sealing ring due to the position of thread matching, and therefore, raw material belts are wound on the thread joint, and gaps between the internal thread and the external thread are filled with the raw material belts to achieve sealing. The mode needs the master with rich experience to install, is mainly used for operating the lock with vexation, has high installation difficulty, and needs further screwing after water leakage is found, so that the original screwed correct water outlet angle is changed, for example, a water nozzle installed by using a raw material belt is changed, after water leakage is caused, the water outlet of the water nozzle is turned into another angle instead of the original vertically downwards water outlet, and the direction of the water nozzle is difficult to grasp.
Disclosure of Invention
Therefore, the utility model provides a waterway connection structure with self-sealing, which solves the problems and avoids a sealing mode of winding a raw material belt.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the utility model provides a waterway connection structure with self sealss, includes the female connector that connects into water waterway, connects the external screw connector at play water terminal and sealing washer, female connector has internal screw thread section and the annular step face that sets up towards the internal screw thread section; the sealing ring is sleeved on the external threaded joint and is provided with an outer peripheral surface and a radial outer end surface, the radial outer end surface of the sealing ring is outwards protruded with at least one sealing convex ring, and the sealing convex ring is also protruded out of the end surface of the external threaded joint; the external thread connector is in threaded connection with the internal thread section of the internal thread connector, and the sealing convex ring of the sealing ring is abutted on the annular step surface to form sealing.
Further, a plurality of sealing convex rings are formed on the radial outer end face of the sealing ring, and the plurality of sealing convex rings are concentrically distributed.
Further, a straight wall surface is arranged between the internal thread section of the internal thread joint and the annular step surface, and the sealing ring is deformed to enable the outer peripheral surface of the sealing ring to be in straight abutting joint with the straight wall surface, so that the sealing ring is in sealing abutting joint with the straight wall surface.
Further, the outer peripheral surface of the sealing ring is abutted against the internal thread section, and the sealing ring is filled in the concave part of the internal thread section through self deformation.
Further, the external threaded joint is an external threaded pipe integrally connected to the water outlet terminal, an annular groove is formed in the outer end portion of the external threaded pipe, and the sealing ring is sleeved in the annular groove of the external threaded pipe.
Further, the external thread joint comprises an external thread pipe integrally connected to the water outlet terminal and an inner pipe section arranged in the external thread pipe in a sealing mode, the outer end portion of the inner pipe section protrudes out of the external thread pipe and is provided with an annular groove, and the sealing ring is sleeved in the annular groove of the inner pipe section.
Further, the internal thread joint is embedded in the wall body.
Further, the external thread joint is also sleeved with a decorative cover, and the decorative cover is abutted to the wall surface.
Further, the wall body is internally fixed with an installation pipe, the installation pipe is provided with a first pipe section and a second pipe section which are communicated, the first pipe section is used for connecting a water inlet pipe, and the internal thread joint is fixed in the second pipe section.
Further, the water outlet terminal is an angle valve, a tap or a shower.
The technical scheme provided by the utility model has the following beneficial effects:
when the external thread connector connected with the water outlet terminal is screwed and fixed in the internal thread connector, the sealing is realized by the abutting of the sealing convex ring of the sealing ring on the annular step surface, namely, the sealing is formed at the end part of the external thread connector, the sealing structure is separated from the fixed matching structure of the thread, and the sealing is not needed in a mode of winding a raw material belt on the thread section; and the sealing convex ring of the sealing ring can also form elastic deformation when being just abutted on the annular step surface, so that the external threaded joint has a certain position adjustment range, and the water nozzle orientation of the water outlet terminal is ensured. The device has the characteristics of simplicity, rapidness, effectiveness, convenience in subsequent maintenance and the like.
Drawings
FIG. 1 is a schematic view of a portion of a waterway connection structure with self-sealing function according to a first embodiment;
FIG. 2 is a schematic view showing the structure of an externally threaded joint and a seal ring in an exploded state in accordance with the first embodiment;
FIG. 3 is an exploded view of a portion of a waterway connection structure with self-sealing function according to the first embodiment;
FIG. 4 is an enlarged schematic view of area A of FIG. 3;
FIG. 5 is a schematic view showing a self-sealing waterway connection structure in the first embodiment;
FIG. 6 is a schematic view of a self-sealing waterway connection structure in the second embodiment;
FIG. 7 is an exploded view of a portion of a waterway connection structure with self-sealing function according to a third embodiment;
fig. 8 is a schematic structural view of a waterway connection structure with self-sealing function in the third embodiment.
Detailed Description
For further illustration of the various embodiments, the utility model is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present utility model. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.
The utility model will now be further described with reference to the drawings and detailed description.
Example 1
Referring to fig. 1 to 5, the waterway connection structure with self-sealing provided in this embodiment includes an internal threaded joint 30 connected to a water inlet waterway, an external threaded joint 10 connected to a water outlet terminal 100, and a sealing ring 20, and in this embodiment, the water outlet terminal 100 is an angle valve 110, and the external threaded joint 10 is integrally connected to an external threaded pipe 11 on the angle valve 110, i.e. is a part of a pipe section of the angle valve 110.
The internal thread joint 30 has an internal thread section 31 and an annular step surface 32 arranged towards the internal thread section 31, namely in the present embodiment, the internal thread joint 30 has a first hole section 301 and a second hole section 302 which are communicated, the first hole section 301 has a smaller pore diameter than the second hole section 302, and thus the annular step surface 32 is formed at the joint; the second bore section 302 has internal threads therein, the portion having internal threads forming the internal thread section 31.
The sealing ring 20 is sleeved on the external threaded joint 10 (namely the external threaded pipe 11), an annular groove is formed in the outer end portion of the external threaded pipe 11, the sealing ring 20 is sleeved in the annular groove of the external threaded pipe 11, and assembly of the sealing ring 20 and the external threaded pipe 11 is achieved. The sealing ring 20 has an outer circumferential surface 21 and a radially outer end surface 22, the radially outer end surface 22 of the sealing ring 20 is outwardly convex with at least one sealing convex ring 23, and the sealing convex ring 23 is also convex from the end surface 101 of the externally threaded joint 10. In this embodiment, two sealing convex rings 23 are provided concentrically, however, in other embodiments, one or more than two sealing convex rings 23 may be used.
The external threaded joint 10 (i.e. the external threaded pipe 11) is screwed into the internal threaded section 31 of the internal threaded joint 30, and the sealing convex ring 23 of the sealing ring 20 abuts against the annular step surface 32 to form a seal. That is, the externally threaded pipe 11 is screwed into the internally threaded section 31 of the internally threaded joint 30, and when screwed to the bottom, the seal convex ring 23 of the seal ring 20 abuts against the annular step surface 32 (at this time, the seal convex ring 23 of the seal ring 20 is deformed to a certain extent), thereby forming a seal at the end position. Whereas the threaded engagement of the male connector 10 with the female section 31 of the female connector 30 only serves a fixing function. The sealing structure is separated from the fixed matching structure of the screw thread, and the sealing is carried out in a mode of winding a raw material belt on the screw thread section; and the sealing convex ring 23 of the sealing ring 20 can also form elastic deformation when being just abutted against the annular step surface 32, so that the external threaded joint 10 has a certain position adjustment range to ensure the water nozzle orientation of the water outlet terminal 100. The device has the characteristics of simplicity, rapidness, effectiveness, convenience in subsequent maintenance and the like.
Further, a straight wall surface 33 is further provided between the internal thread section 31 and the annular step surface 32 of the internal thread joint 30, that is, the second hole section 302 includes the internal thread section 31 and the straight wall surface 33; the sealing ring 20 is deformed by itself to form straight abutting between the outer peripheral surface 21 and the straight wall surface 33 so as to form sealing abutting with the straight wall surface 33, so that the sealing effect is better by increasing the sealing between the outer peripheral surface 21 of the sealing ring 20 and the straight wall surface 33 on the basis of end surface sealing; and the structure of the straight wall surface 33 is adopted, so that the sealing area is large, and the sealing ring 20 is not damaged in an unrecoverable manner.
Specifically, the female connector 30 is embedded in the wall 1, and is a hidden pipeline structure commonly found in the prior art. Specifically, the wall body 1 is internally fixed with a mounting pipe 2, the mounting pipe 2 is provided with a first pipe section and a second pipe section which are communicated, the first pipe section is used for connecting the water inlet pipe 3, and the internal threaded joint 30 is fixed in the second pipe section. Thus, the assembly of the water pipe embedded into the wall body 1 is realized, and the structure is simple.
Meanwhile, the external threaded connector 10 is also sleeved with the decorative cover 40, and the decorative cover 40 is abutted to the wall surface 1, so that the arrangement is more attractive.
Example two
The waterway connection structure with self-sealing provided in this embodiment is substantially the same as that of the first embodiment, and is different in that: referring to fig. 6, in this embodiment, there is no straight wall surface 33 between the internal thread segment 31 and the annular step surface 32 of the internal thread joint 30, that is, the entire second hole segment 302 is the internal thread segment 32; the outer peripheral surface 21 of the seal ring 20 is also abutted against the female screw section 31, and the seal ring 20 fills the recess of the female screw section 31 by deforming itself, so that sealing engagement can be formed at the outer periphery, thereby enhancing the sealing effect.
Example III
The waterway connection structure with self-sealing provided in this embodiment is substantially the same as that of the second embodiment, and is different in that: referring to fig. 7 and 8, the water outlet terminal 100 is a shower 120, and the male screw joint 10 includes a male screw pipe 11 integrally connected to the water outlet terminal 100 and a female pipe section 12 hermetically provided in the male screw pipe 11, the male screw pipe 11 being a part of a water pipe of the shower 120. The outer end of the inner pipe section 12 protrudes out of the outer threaded pipe 11 and is provided with an annular groove, and the sealing ring 20 is sleeved in the annular groove of the inner pipe section 12. This also enables the assembly of the sealing ring 20.
Specifically, the shower 120 has a cold water channel and a hot water channel, which are all connected by the above-mentioned self-sealing waterway connection structure.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. Waterway connection structure with self sealss, its characterized in that: the water inlet pipe comprises an internal threaded joint connected with a water inlet pipe, an external threaded joint connected with a water outlet terminal and a sealing ring, wherein the internal threaded joint is provided with an internal threaded section and an annular step surface arranged towards the internal threaded section; the sealing ring is sleeved on the external threaded joint and is provided with an outer peripheral surface and a radial outer end surface, the radial outer end surface of the sealing ring is outwards protruded with at least one sealing convex ring, and the sealing convex ring is also protruded out of the end surface of the external threaded joint; the external thread connector is in threaded connection with the internal thread section of the internal thread connector, and the sealing convex ring of the sealing ring is abutted on the annular step surface to form sealing.
2. The waterway connection structure with self-sealing of claim 1, wherein: the sealing convex rings formed on the radial outer end face of the sealing ring are provided with a plurality of sealing convex rings which are concentrically distributed.
3. The waterway connection structure with self-sealing of claim 1, wherein: a straight wall surface is arranged between the inner thread section of the inner thread joint and the annular step surface, and the outer peripheral surface of the sealing ring is in straight abutting joint with the straight wall surface through self deformation, so that the sealing ring is in sealing abutting joint with the straight wall surface.
4. The waterway connection structure with self-sealing of claim 1, wherein: the outer peripheral surface of the sealing ring is also abutted against the internal thread section, and the sealing ring is filled in the concave part of the internal thread section through self deformation.
5. The waterway connection structure with self-sealing of claim 1, wherein: the external threaded connector is an external threaded pipe integrally connected to the water outlet terminal, an annular groove is formed in the outer end portion of the external threaded pipe, and the sealing ring is sleeved in the annular groove of the external threaded pipe.
6. The waterway connection structure with self-sealing of claim 1, wherein: the external threaded joint comprises an external threaded pipe integrally connected to the water outlet terminal and an inner pipe section arranged in the external threaded pipe in a sealing mode, the outer end portion of the inner pipe section protrudes out of the external threaded pipe and is provided with an annular groove, and the sealing ring is sleeved in the annular groove of the inner pipe section.
7. The waterway connection structure with self-sealing of claim 1, wherein: the internal thread joint is embedded in the wall body.
8. The waterway connection structure with self-sealing of claim 7, wherein: the external threaded joint is also sleeved with a decorative cover, and the decorative cover is abutted to the wall surface.
9. The waterway connection structure with self-sealing of claim 7, wherein: the wall body internal fixation has the installation pipe, the installation pipe has first pipe section and the second pipe section that is linked together, first pipe section is used for connecting the inlet tube, the female connection is fixed in the second pipe section.
10. The waterway connection structure with self-sealing of claim 1, wherein: the water outlet terminal is an angle valve, a tap or a shower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320134947.6U CN219300131U (en) | 2023-01-16 | 2023-01-16 | Waterway connection structure with self-sealing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320134947.6U CN219300131U (en) | 2023-01-16 | 2023-01-16 | Waterway connection structure with self-sealing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219300131U true CN219300131U (en) | 2023-07-04 |
Family
ID=86959319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320134947.6U Active CN219300131U (en) | 2023-01-16 | 2023-01-16 | Waterway connection structure with self-sealing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219300131U (en) |
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2023
- 2023-01-16 CN CN202320134947.6U patent/CN219300131U/en active Active
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