CN214838574U

CN214838574U - Water inlet valve for washing machine

Info

Publication number: CN214838574U
Application number: CN202121554180.XU
Authority: CN
Inventors: 徐定善
Original assignee: Zhejiang Yuhua Electronics Co ltd
Current assignee: Zhejiang Yuhua Electronics Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-11-23
Anticipated expiration: 2031-07-08

Abstract

The utility model provides a water intaking valve for washing machine, include: the water outlet end of the valve body is provided with a threaded plug, an internal thread is arranged in the water outlet end, and an external thread matched with the internal thread is arranged on the threaded plug; the thread plug is formed with an annular groove suitable for installing the annular sealing ring, the outer edge of the annular sealing ring exceeds the opening of the annular groove, and the inner wall of the water outlet end is provided with a conical surface which is abutted against the annular sealing ring and tightly presses the annular sealing ring. By arranging the conical surface, the pressing force of the conical surface to the annular sealing ring is larger along with the deeper screwing of the threaded plug, so that the sealing performance is improved.

Description

Water inlet valve for washing machine

Technical Field

The utility model relates to a washing machine accessory technical field, concretely relates to water intaking valve for washing machine.

Background

With the increase of functions of the washing machine, detergent, softener and disinfectant can be put into a washing barrel of the washing machine according to needs when clothes are washed. The water inlet valve is commonly used on a washing machine and used for controlling the on-off of water flow, and a pipeline opening at the water outlet end of the water inlet valve is provided with a plug, but the existing plug has a common sealing effect and is easy to leak water.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the washing machine water intaking valve end cap among the prior art sealed effect is general, leak easily to a water intaking valve for washing machine that sealed effectual is provided.

Therefore, the utility model provides a filter screen structure of water inlet valve for washing machine, which comprises a valve body and a thread plug, wherein the water outlet end of the valve body is provided with the thread plug, an internal thread is arranged in the water outlet end, and the thread plug is provided with an external thread matched with the internal thread; the thread plug is formed with an annular groove suitable for installing an annular sealing ring, the outer edge of the annular sealing ring exceeds the opening of the annular groove, and the inner wall of the water outlet end is provided with a conical surface which is abutted against the annular sealing ring and tightly presses the annular sealing ring.

And a second handle part is formed on one side of the threaded plug, which is far away from the valve body.

The second handle part is formed with a slot matched with the head of the straight screwdriver.

And a chamfer beneficial to the installation of the threaded plug is arranged at the opening of the water outlet end.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a water intaking valve for washing machine through the conical surface that sets up and ring packing offseting at play water end inner wall, and is deeper along with the screw plug twists like this, and the conical surface is big in the face of ring packing force to sealing performance has been improved.

2. The utility model provides a water intaking valve for washing machine, one side shaping that the valve body was kept away from to the screw plug has second hand portion, second hand portion shaping have with the slot of a word screwdriver head adaptation, both can manually operate like this, also can insert the slot with a word screwdriver to drive second hand portion and rotate, convenient to use like this.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of a water inlet valve for a washing machine according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic illustration of an exploded view of a screen assembly;

FIG. 5 is a perspective view of a first screen element;

FIG. 6 is an enlarged schematic view of portion B of FIG. 2;

fig. 7 is a perspective view of a threaded plug.

Description of reference numerals: 1. a first screen member; 11. an annular portion; 12. a first screen section; 13. a rib is protruded; 14. a first handle portion; 15. a through hole; 2. a second screen member; 21. a flat plate portion; 22. a second screen section; 3. a valve body; 31. a water inlet; 32. a water outlet; 33. a water outlet end; 34. a conical surface; 4. a threaded plug; 41. an annular groove; 42. a second handle portion; 43. a slot; 5. an annular seal ring.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The embodiment provides a water inlet valve for a washing machine, which comprises a valve body 3, a threaded plug 4 and a filter screen assembly, as shown in figures 1 and 2.

The valve body 3 is provided with a threaded plug 4 at the water outlet end 33, internal threads are arranged in the water outlet end 33, a chamfer beneficial to the installation of the threaded plug 4 is arranged at the opening of the water outlet end 33, and the valve body 3 is also provided with a water inlet 31 and three water outlets 32 which are respectively arranged at two sides of the valve body.

The threaded plug 4, as shown in fig. 6 and 7, is provided with an external thread adapted to the internal thread. The thread plug 4 is further formed with an annular groove 41 suitable for mounting the annular sealing ring 5, the outer edge of the annular sealing ring 5 is arranged beyond the opening of the annular groove 41, as shown in fig. 6, the inner wall of the water outlet end 33 is provided with a tapered surface 34 which abuts against the annular sealing ring 5 and presses the annular sealing ring 5, a second handle portion 42 is formed on one side of the thread plug 4 away from the valve body 3, and a slot 43 which is matched with the head of the straight screwdriver is formed on the second handle portion 42. By providing the conical surface 34, the sealing performance is improved as the conical surface 34 presses the annular sealing ring 5 more deeply as the plug 4 is screwed in.

The filter screen assembly is arranged at the water inlet 31, and comprises a first filter screen element 1 and a second filter screen element 2 which are arranged in a left-right overlapping mode as shown in fig. 3.

First filter element 1, as shown in fig. 4 and 5, it includes annular portion 11, and with 11 right sides of annular portion link to each other, and towards 11 first filter screen portions 12 of sunken hemisphere in center of annular portion, annular portion 11 have along its outer wall circumference interval set up, with water inlet 31 inner wall interference fit's protruding muscle 13, in this embodiment, protruding muscle 13 is the arc. A first handle part 14 is formed on one side of the first filter screen part 12 far away from the valve body 3, a through hole 15 is formed in the middle of the first handle part 14, and two sides of the first handle part 14 extend to be connected with the inner wall of the annular part 11.

Second strainer part 2, include with the flat plate part 21 that 11 right sides of annular part offseted, and with first strainer part 12 towards the hemisphere second strainer part 22 with same side recess, the shaping has the mesh on the flat plate part 21, first strainer part 12 with the mesh of second strainer part 22 is crisscross the setting. Because rivers need pass through first filter screen portion 12 and second filter screen portion 22 in proper order, the filter effect is good like this, and first filter screen portion 12 and second filter screen portion 22 are the hemisphere, increased like this with the area of contact of rivers, further improved the filter effect, in addition, protruding muscle 13 and the 31 inner wall interference fit of water inlet on the outer wall of first filter screen spare 1, thereby make the filter screen subassembly assemble in water inlet department, the dismouting is swift convenient like this, the assembly efficiency is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A water inlet valve for a washing machine, comprising:

the water outlet end (33) of the valve body (3) is provided with a threaded plug (4), an internal thread is arranged in the water outlet end (33), and an external thread matched with the internal thread is arranged on the threaded plug (4);

the thread plug (4) is formed with an annular groove (41) suitable for installing an annular sealing ring (5), the outer edge of the annular sealing ring (5) exceeds the opening of the annular groove (41), wherein the inner wall of the water outlet end (33) is provided with a conical surface (34) which is abutted against the annular sealing ring (5) and tightly presses the annular sealing ring (5).

2. A water inlet valve for a washing machine according to claim 1, characterised in that the threaded plug (4) is formed with a second handle portion (42) on the side remote from the valve body (3).

3. A water inlet valve for a washing machine according to claim 2, characterised in that the second handle portion (42) is formed with a socket (43) adapted to the head of a straight screwdriver.

4. The inlet valve for washing machines according to claim 1, characterized in that the opening of the outlet end (33) is provided with a chamfer facilitating the insertion of the threaded plug (4).