CN216867499U - A Y-shaped sealing ring with good sealing performance - Google Patents

Abstract

The utility model discloses a Y-shaped sealing ring with good sealing performance, and relates to the technical field of sealing rings. The sealing ring comprises a sealing ring body, wherein a first annular groove is formed in one side of the sealing ring body; the valve cover is sleeved on the periphery of the sealing ring body, and a first rotating plate, a second rotating plate and a third rotating plate are rotatably matched in the valve cover. According to the utility model, the sealing effect of the valve cover and the valve rod in use is improved through the arranged sealing ring body, and the first arc-shaped plate and the second arc-shaped plate are arranged so as to realize that the first arc-shaped plate and the second arc-shaped plate are moved through the first rotating plate and the second rotating plate, so that the first arc-shaped plate and the second arc-shaped plate fix and unfixed the sealing ring body through the first channel, and the sealing ring body is more convenient and faster in the dismounting process.

Description

A Y-shaped sealing ring with good sealing performance

technical field

The utility model belongs to the technical field of sealing rings, in particular to a Y-shaped sealing ring with good sealing performance.

Background technique

Generally, Y-shaped sealing ring, also known as radial lip sealing ring, the pressure surface of the sealing ring is lip-shaped, so that the lip and the sealing surface have sufficient interference contact to produce a sealing effect, and the sealing contact part is sharp.

The existing sealing ring is generally installed manually, and the sealing ring is likely to move during manual installation, thereby reducing the sealing effect of the sealing ring, thereby resulting in low practicability of the sealing ring.

Utility model content

The purpose of the utility model is to provide a Y-shaped sealing ring with good sealing performance, which solves the technical problem of low sealing effect of the existing sealing ring.

For reaching the above-mentioned purpose, the present utility model is achieved through the following technical solutions:

A Y-shaped sealing ring with good sealing performance comprises a sealing ring body, and one side of the sealing ring body is provided with a first annular groove;

The valve cover is sleeved on the peripheral side of the sealing ring body, and the inside of the valve cover is rotatably matched with a first rotating plate, a second rotating plate, and a third rotating plate, and one end of the third rotating plate is connected with the second rotating plate. One end is hinged, a fourth rotating plate is rotatably fitted between the first rotating plate and the third rotating plate, one side of the first rotating plate is equipped with a first arc-shaped plate, and one side of the second rotating plate is equipped with a second rotating plate curved plate;

The valve stem, and the valve stem is located in the sealing ring body.

Optionally, the inside of the valve cover is provided with a first channel and a second channel communicating with the first channel, and one end of the third rotating plate penetrates the second channel, and the inside of the first channel is provided with a second channel. The first fixed rod, the second fixed rod and the third fixed rod, the first end of the first rotating plate is rotatably fitted on the first fixed rod, the first end of the second rotating plate is rotatably fitted on the second fixed rod, the first The middle of the three rotating plates is rotatably fitted on the third fixed rod, the second end of the first rotating plate is provided with a fourth fixed rod that is rotatably matched with the first end of the fourth rotating plate, and one side of the first rotating plate is connected to the first end of the fourth rotating plate. A spring is installed between the side walls of the channel, which facilitates the reset of the first rotating plate under the action of the elasticity of the spring.

Optionally, the third rotating plate is provided with a fifth fixed rod that is rotatably matched with the second end of the fourth rotating plate, the second end of the second rotating plate is provided with a sixth fixed rod, and one end of the third rotating plate is mounted with a sixth fixed rod. A seventh fixed rod is provided, and a fifth rotating plate is rotatably matched with the seventh fixed rod and the sixth fixed rod, which reduces the tilt of the fifth rotating plate during rotation and improves the stability of the fifth rotating plate during rotation. sex.

The embodiment of the present utility model has the following beneficial effects:

The sealing ring body provided in an embodiment of the present utility model improves the sealing effect of the valve cover and the valve stem during use. The first arc-shaped plate and the second arc-shaped plate are arranged to realize the The rotating plate moves the first arc-shaped plate and the second arc-shaped plate, so that the first arc-shaped plate and the second arc-shaped plate fix and release the sealing ring body through the first channel, so that the sealing ring body is The disassembly process is more convenient.

Of course, any product implementing the present invention does not necessarily need to simultaneously achieve all of the above-mentioned advantages.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 is a schematic three-dimensional structure diagram of an embodiment of the present utility model;

2 is a schematic cross-sectional structure diagram of an embodiment of the present utility model;

3 is a schematic diagram of a valve stem structure according to an embodiment of the present invention;

4 is a schematic structural diagram of a first channel according to an embodiment of the present invention.

Wherein, the above-mentioned drawings include the following reference signs:

Seal ring body 1, first annular groove 101, second annular groove 102, valve cover 2, first groove 201, second groove 202, first fixed rod 203, first rotating plate 204, first arc plate 205, the fourth rotating plate 206, the fourth fixed rod 207, the spring 208, the third fixed rod 209, the second fixed rod 210, the second rotating plate 211, the second arc plate 212, the sixth fixed rod 213, the seventh Fixed rod 214 , fifth rotating plate 215 , third rotating plate 216 , fifth fixed rod 217 , valve rod 3 .

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application or uses in any way.

In order to keep the following description of the embodiments of the present invention clear and concise, the present invention omits detailed descriptions of known functions and well-known components.

Referring to FIGS. 1-4 , in this embodiment, a Y-shaped sealing ring with good sealing performance is provided, including: a sealing ring body 1, and a first annular groove 101 is opened on one side of the sealing ring body 1;

The valve cover 2 is sleeved on the peripheral side of the sealing ring body 1. The inside of the valve cover 2 is rotatably fitted with a first rotating plate 204, a second rotating plate 211, a third rotating plate 216, and the third rotating plate One end of 216 is hinged with one end of the second rotating plate 211, a fourth rotating plate 206 is rotatably fitted between the first rotating plate 204 and the third rotating plate 216, and a first arc-shaped plate is installed on one side of the first rotating plate 204 205, a second arc-shaped plate 212 is installed on one side of the second rotating plate 211;

The valve stem 3 is located in the sealing ring body 1 .

When the sealing ring body 1 needs to be used, first rotate the third rotating plate 216, the third rotating plate 216 rotates on the third fixing rod 209, and the third rotating plate 216 drives the second rotating plate 211 to rotate through the fifth rotating plate 215, The second rotating plate 211 drives the second arc-shaped plate 212 to move, the third rotating plate 216 drives the first rotating plate 204 to rotate through the fourth rotating plate 206 and compresses the spring 208, and the first rotating plate 204 drives the first arc-shaped plate 205 to move , and the two first arc-shaped plates 205 are far away from each other, then the sealing ring body 1 is placed between the first arc-shaped plate 205 and the second arc-shaped plate 212, and then the fourth rotating plate 206 is released, and the first rotating plate 204 is reset under the elastic action of the spring 208, the first arc-shaped plate 205 and the second arc-shaped plate 212 are close to each other and the sealing ring body 1 is fixed through the first annular groove 101, so as to install the sealing ring body 1;

When the sealing ring body 1 needs to be disassembled, the above steps can be referred to.

The provided sealing ring body 1 improves the sealing effect of the valve cover 2 and the valve stem 3 during use. The plate 211 moves the first arc-shaped plate 205 and the second arc-shaped plate 212 so that the first arc-shaped plate 205 and the second arc-shaped plate 212 can fix and release the sealing ring body 1 through the first channel 201 , a second annular groove 102 is opened on one side of the sealing ring body 1, so that the process of disassembling and assembling the sealing ring body 1 is more convenient.

Referring to FIG. 1 , a first channel 201 and a second channel 202 communicating with the first channel 201 are formed in the valve cover 2 of this embodiment, and one end of the third rotating plate 216 penetrates through the second channel 201 . In the channel 202, the first channel 201 is provided with a first fixing rod 203, a second fixing rod 210, and a third fixing rod 209. The first end of the first rotating plate 204 is rotatably fitted on the first fixing rod 203 , the first end of the second rotating plate 211 is rotatably fitted on the second fixing rod 210, the middle of the third rotating plate 216 is rotatably fitted on the third fixing rod 209, and the second end of the first rotating plate 204 is equipped with a The first end of the four rotating plates 206 rotates and cooperates with the fourth fixing rod 207, and a spring 208 is installed between one side of the first rotating plate 204 and the side wall of the first channel 201, which facilitates the first rotating plate 204 to be in the spring 208 is reset under the action of elasticity.

Please refer to FIG. 4 , the third rotating plate 216 of this embodiment is provided with a fifth fixing rod 217 rotatably matched with the second end of the fourth rotating plate 206 , and the second end of the second rotating plate 211 is provided with a fifth fixing rod 217 . Six fixed rods 213, one end of the third rotating plate 216 is provided with a seventh fixed rod 214, and a fifth rotating plate 215 is rotatably fitted between the seventh fixed rod 214 and the sixth fixed rod 213, reducing the number of the fifth rotating plate 215 In the case of tilting during rotation, the stability of the fifth rotating plate 215 during rotation is improved.

Embodiment 1: In an aspect of the embodiment, in order to minimize the tilt of the fifth rotating plate 215 during rotation, this embodiment provides two optional implementations.

Embodiment 1.1, in this embodiment, one end of the fifth rotating plate 215 is rotatably matched with the sixth fixing rod 213, which reduces the occurrence of tilting of the fifth rotating plate 215 during rotation, thereby improving the stability of the fifth rotating plate 215. Stability when turning.

Embodiment 1.2, in this embodiment, the other end of the fifth rotating plate 215 is rotatably matched with the seventh fixing rod 214, which reduces the occurrence of the fifth rotating plate 215 shaking during rotation.

The above-described embodiments may be combined with each other.

It should be noted that the terms "first", "second" and the like in the description and claims of the present application and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. It is to be understood that data so used may be interchanged under appropriate circumstances such that the embodiments of the application described herein can be practiced in sequences other than those illustrated or described herein.

In the description of the present invention, it should be understood that orientation words such as "front, rear, top, bottom, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" etc. The orientation or positional relationship is usually based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and these orientations do not indicate and imply the indicated device unless otherwise stated. Or elements must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be construed as a limitation on the protection scope of the present invention; the orientation words "inside and outside" refer to the inside and outside relative to the outline of each component itself.

Claims (6)

1. A Y-shaped sealing ring with good sealing performance is characterized by comprising:

the sealing ring comprises a sealing ring body (1), wherein a first annular groove (101) is formed in one side of the sealing ring body (1);

the sealing ring comprises a sealing ring body (1), a valve cover (2), a first rotating plate (204), a second rotating plate (211) and a third rotating plate (216) are sleeved on the valve cover (2), one end of the third rotating plate (216) is hinged to one end of the second rotating plate (211), a fourth rotating plate (206) is rotatably matched between the first rotating plate (204) and the third rotating plate (216), a first arc-shaped plate (205) is arranged on one side of the first rotating plate (204), and a second arc-shaped plate (212) is arranged on one side of the second rotating plate (211);

the valve rod (3) is positioned in the sealing ring body (1).

2. The Y-shaped sealing ring with good sealing performance as claimed in claim 1, wherein the valve cover (2) is internally provided with a first channel (201) and a second channel (202) communicated with the first channel (201), one end of a third rotating plate (216) penetrates through the second channel (202), and the first fixing rod (203), the second fixing rod (210) and the third fixing rod (209) are arranged inside the first channel (201).

3. A Y-ring seal with good sealing performance as claimed in claim 2, wherein the first end of the first rotating plate (204) is rotatably fitted on the first fixing rod (203), the first end of the second rotating plate (211) is rotatably fitted on the second fixing rod (210), and the middle of the third rotating plate (216) is rotatably fitted on the third fixing rod (209).

4. The seal ring of claim 1, wherein the second end of the first rotary plate (204) is provided with a fourth fixing rod (207) rotatably engaged with the first end of the fourth rotary plate (206), and a spring (208) is provided between one side of the first rotary plate (204) and the side wall of the first groove (201).

5. The Y-shaped sealing ring with good sealing performance as claimed in claim 1, wherein the third rotating plate (216) is provided with a fifth fixing rod (217) which is rotatably matched with the second end of the fourth rotating plate (206).

6. The Y-shaped sealing ring with good sealing performance as claimed in claim 1, wherein a sixth fixing rod (213) is installed at the second end of the second rotating plate (211), a seventh fixing rod (214) is installed at one end of the third rotating plate (216), and a fifth rotating plate (215) is rotatably fitted between the seventh fixing rod (214) and the sixth fixing rod (213).

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