CN219808445U - Sink drainer with self-sealing structure - Google Patents
Sink drainer with self-sealing structure Download PDFInfo
- Publication number
- CN219808445U CN219808445U CN202320315858.1U CN202320315858U CN219808445U CN 219808445 U CN219808445 U CN 219808445U CN 202320315858 U CN202320315858 U CN 202320315858U CN 219808445 U CN219808445 U CN 219808445U
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- China
- Prior art keywords
- drainer
- nut
- rubber ring
- water tank
- edge
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- 238000007789 sealing Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000004033 plastic Substances 0.000 claims description 9
- 241000283216 Phocidae Species 0.000 claims 1
- 239000008358 core component Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Sink And Installation For Waste Water (AREA)
Abstract
The utility model discloses a water tank drainer with a self-sealing structure, which comprises a drainer shell and a valve core assembly, wherein the lower end of the valve core assembly is inserted into the drainer shell from top to bottom and is connected with the drainer shell; according to the utility model, the gap between the drainer shell and the rubber ring and the gap between the drainer shell and the nut can be directly sealed through the sealing ring, so that convenience is brought to the assembly of the water tank drainer and the water tank.
Description
Technical Field
The utility model relates to the technical field of water tank drainers, in particular to a water tank drainer with a self-sealing structure.
Background
The water tank drainer is a device which is arranged at the bottom of a water tank and is used for controlling water tank drainage, the water tank drainer on the market at present comprises a drainer shell and a valve core component, the lower end of the valve core component is inserted into the drainer shell from top to bottom and is connected with the drainer shell, a sponge ring, a rubber ring and a nut are sleeved outside the drainer shell from top to bottom in sequence, the sponge ring is used for propping against the edge of the upper end of a water tank drain port, the rubber ring is used for propping against the edge of the lower end of the water tank drain port, the nut is in threaded connection with external threads arranged on the outer wall of the drainer shell, and the nut is used for fastening the drainer shell, the sponge ring and the rubber ring at the water drain port of the water tank; in the assembly process of the water tank drainer and the water tank, in order to avoid the condition that water leakage occurs at the gap between the drainer shell and the rubber ring and the nut, a raw material belt is generally required to be wound on the external thread on the outer side wall of the drainer shell, namely, the gap between the drainer shell and the rubber ring and the nut is sealed through the raw material belt.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the water tank drainer with the self-sealing structure, which can directly realize the sealing of the gap between the drainer shell and the rubber ring and the nut through the sealing ring, thereby bringing convenience to the assembly of the water tank drainer and the water tank.
The utility model relates to a water tank drainer with a self-sealing structure, which comprises a drainer shell and a valve core assembly, wherein the lower end of the valve core assembly is inserted into the drainer shell from top to bottom and is connected with the drainer shell, a sponge ring, a rubber ring and a nut are sequentially sleeved outside the drainer shell from top to bottom, the sponge ring is used for propping against the edge of the upper end of a water tank drain, the rubber ring is used for propping against the edge of the lower end of the water tank drain, the nut is in threaded connection with an external thread arranged on the outer wall of the drainer shell, the nut is used for fastening the drainer shell, the sponge ring and the rubber ring at the drain of the water tank, the inner side wall of the rubber ring is tightly matched with the outer side wall of the drainer shell, an internal thread is arranged on the inner side wall of the rubber ring, and the internal thread is in threaded connection with the external thread arranged on the outer wall of the drainer shell.
By adopting the structure, the inner side wall of the rubber ring is tightly matched with the outer side wall of the drainer shell, the inner side wall of the rubber ring is provided with the inner thread, and the inner thread is in threaded connection with the outer thread arranged on the outer wall of the drainer shell, so that the self-sealing function between the rubber ring and the drainer shell can be realized, namely, the gap between the drainer shell and the rubber ring and the nut can be directly sealed through the sealing ring, so that a raw material belt does not need to be wound on the outer thread on the outer side wall of the drainer shell, and the assembly of the water tank drainer and the water tank can be further facilitated.
The utility model relates to a water tank drainer with a self-sealing structure, wherein an upward protruding annular protruding part is arranged at the inner edge of the upper end of a rubber ring, and when a nut extrudes the rubber ring, the annular protruding part is used for abutting against the edge of the lower end of a water tank drain port and tightly sealing with the outer bottom of the water tank after deformation; after the annular bulge protruding upwards is arranged at the inner edge of the upper end of the rubber ring, when the nut extrudes the rubber ring, the annular bulge can be abutted against the edge of the lower end of the water outlet of the water tank and is tightly attached to the outer bottom of the water tank for sealing after deformation, and therefore the sealing effect of the rubber ring on the water outlet of the water tank and the shell of the water outlet of the water tank can be further improved.
The utility model relates to a water tank drainer with a self-sealing structure, wherein an annular circular angle surface is arranged on the outer edge of the upper end of an annular bulge; after the annular circular angle surface is arranged on the outer edge of the upper end of the rubber ring, when the nut extrudes the rubber ring, and when the annular protruding part abuts against the edge of the lower end of the water outlet of the water tank, the annular protruding part can deform more easily, so that the sealing effect of the rubber ring on the water outlet of the water tank and the shell of the water outlet of the water tank can be further improved.
The water tank drainer with the self-sealing structure, provided by the utility model, is characterized in that a plastic gasket is sleeved outside a drainer shell between a rubber ring and a nut, and is used for pushing and extruding the rubber ring when the nut is rotated to enable the nut to move upwards along the drainer shell; through the setting of plastic gasket, when rotating the nut so that the nut upwards moves along the drainer casing, the plastic gasket can push away and extrude the rubber circle to can avoid producing friction between nut and the rubber circle, can make the nut more smoothly push away the rubber circle and make the rubber circle hug closely with the outer bottom of basin sealed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic perspective view of a rubber ring;
fig. 3 is a schematic cross-sectional structure of the rubber ring.
Detailed Description
Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1-3, the water tank drainer with the self-sealing structure comprises a drainer shell 1 and a valve core component 2, wherein the lower end of the valve core component 2 is inserted into the drainer shell 1 from top to bottom and is connected with the drainer shell 1, a sponge ring 3, a rubber ring 4 and a nut 5 are sequentially sleeved outside the drainer shell 1 from top to bottom, the sponge ring 3 is used for abutting against the edge of the upper end of a water tank drain, the rubber ring 4 is used for abutting against the edge of the lower end of the water tank drain, the nut 5 is in threaded connection with an external thread 11 arranged on the outer wall of the drainer shell 1, the nut 5 is used for fastening the drainer shell 1, the sponge ring 3 and the rubber ring 4 at the drain of the water tank, the inner side wall of the rubber ring 4 is in tight fit with the outer side wall of the drainer shell 1, an internal thread 41 is arranged on the inner side wall of the rubber ring 4, and the internal thread 41 is in threaded connection with the external thread 11 arranged on the outer wall of the drainer shell 1.
The inner edge of the upper end of the rubber ring 4 is provided with an annular bulge 42 protruding upwards, and when the nut 5 extrudes the rubber ring 4, the annular bulge 42 is used for abutting against the edge of the lower end of the water outlet of the water tank and tightly sealing with the outer bottom of the water tank after deformation; after the annular bulge protruding upwards is arranged at the inner edge of the upper end of the rubber ring, when the nut extrudes the rubber ring, the annular bulge can be abutted against the edge of the lower end of the water outlet of the water tank and is tightly attached to the outer bottom of the water tank for sealing after deformation, and therefore the sealing effect of the rubber ring on the water outlet of the water tank and the shell of the water outlet of the water tank can be further improved.
An annular circular angle surface 43 is arranged on the outer edge of the upper end of the annular bulge 42; after the annular circular angle surface is arranged on the outer edge of the upper end of the rubber ring, when the nut extrudes the rubber ring, and when the annular protruding part abuts against the edge of the lower end of the water outlet of the water tank, the annular protruding part can deform more easily, so that the sealing effect of the rubber ring on the water outlet of the water tank and the shell of the water outlet of the water tank can be further improved.
The plastic gasket 6 is sleeved outside the drainer housing 1 between the rubber ring 4 and the nut 5, and the plastic gasket 6 is used for pushing and extruding the rubber ring 4 when the nut 5 is rotated to move the nut 5 upwards along the drainer housing 1; through the setting of plastic gasket, when rotating the nut so that the nut upwards moves along the drainer casing, the plastic gasket can push away and extrude the rubber circle to can avoid producing friction between nut and the rubber circle, can make the nut more smoothly push away the rubber circle and make the rubber circle hug closely with the outer bottom of basin sealed.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (4)
1. The utility model provides a basin drainer with self sealss structure, includes drainer casing (1) and case subassembly (2), the lower extreme of case subassembly (2) inserts in drainer casing (1) from top to bottom and is connected with drainer casing (1), the outside of drainer casing (1) is equipped with sponge circle (3), rubber circle (4) and nut (5) from top to bottom in proper order, sponge circle (3) are used for leaning on with the edge of basin lower extreme, rubber circle (4) are used for leaning on with the edge of basin lower extreme, nut (5) and external screw thread (11) threaded connection of setting on drainer casing (1) outer wall, nut (5) are used for with drainer casing (1), sponge circle (3) and rubber circle (4) fastening in the department of down of basin, its characterized in that: the inner side wall of the rubber ring (4) is tightly matched with the outer side wall of the drainer shell (1), an inner thread (41) is arranged on the inner side wall of the rubber ring (4), and the inner thread (41) is in threaded connection with an outer thread (11) arranged on the outer wall of the drainer shell (1).
2. The water tank drainer with a self-sealing structure according to claim 1, wherein an annular protruding portion (42) protruding upwards is arranged at the inner edge of the upper end of the rubber ring (4), and the annular protruding portion (42) is used for abutting against the edge of the lower end of the water tank drain opening and tightly sealing with the outer bottom of the water tank after deformation when the nut (5) presses the rubber ring (4).
3. The sink drainer with self-sealing structure according to claim 2, wherein an annular rounded surface (43) is provided on the outer edge of the upper end of the annular boss (42).
4. A sink drainer with a self-sealing structure according to any of the claims 1-3, characterized in that the exterior of the drainer housing (1) between the rubber ring (4) and the nut (5) is sleeved with a plastic washer (6), which plastic washer (6) is used to push and press the rubber ring (4) when the nut (5) is turned to move the nut (5) up the drainer housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320315858.1U CN219808445U (en) | 2023-02-13 | 2023-02-13 | Sink drainer with self-sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320315858.1U CN219808445U (en) | 2023-02-13 | 2023-02-13 | Sink drainer with self-sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219808445U true CN219808445U (en) | 2023-10-10 |
Family
ID=88213941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320315858.1U Active CN219808445U (en) | 2023-02-13 | 2023-02-13 | Sink drainer with self-sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219808445U (en) |
-
2023
- 2023-02-13 CN CN202320315858.1U patent/CN219808445U/en active Active
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