Valve body with high sealing performance

Abstract

The utility model discloses a valve body with strong sealing performance in the field of valve bodies, which comprises a valve seat and a pushing handle, the pushing handle is movably arranged in the valve seat, a circular plate is arranged at the bottom of the pushing handle, the circular plate is provided with a sealing structure, and the sealing structure is arranged on the pushing handle. The sealing structure comprises a sealing ring arranged on the side face of the circular plate and a sealing plate forming an integrally-formed structure with the sealing ring, a plurality of positioning columns are fixedly arranged on the side face of the circular plate, circular holes matched with the positioning columns are formed in the inner wall of the sealing ring, a circular ring groove is formed in the top of the sealing plate, and the sealing ring is arranged in the circular ring groove. A first baffle and a second baffle are arranged in the valve seat, and the bottom of the first baffle and the bottom of the second baffle make close contact with the annular groove. According to the valve body with the high sealing performance, by designing the sealing ring and the sealing plate which are integrally formed, the sealing effect of the valve body in the closed state is remarkably improved, and the excellent sealing effect of the valve body can be kept.

Description

Technical Field

[0001] The utility model relates to the field of valve bodies, in particular to a valve body with strong sealing performance. Background Art

[0002] The valve body is a device used to control the direction, pressure and flow of fluid in the fluid system. It is a device that allows the medium (liquid, gas, powder) in the piping and equipment to flow or stop and control its flow. The valve body is usually composed of a valve seat, a valve disc, a valve stem, a drive device, etc. The valve body plays a vital role in the fluid transmission system. It can adjust and control the fluid parameters in the system to ensure the normal operation of the system.

[0003] Publication (announcement) number: CN218818489U, discloses a solenoid valve, including a solenoid valve body, the outer surface of the solenoid valve body is provided with a visual glass, the bottom of the solenoid valve body is fixedly connected with a mounting block, and the bottom of the mounting block is provided with a mounting assembly, one end of the mounting assembly is clamped with a mounting cylinder, and the bottom of the mounting cylinder is welded with a connecting pipe, one end of the connecting pipe is fixedly connected with a water inlet flange, and one side of the water inlet flange is bolted with a filter assembly. When using the solenoid valve, first, when installing the solenoid valve, first fix the solenoid valve on the mounting block, then move downward through the sleeve on the mounting block, align with the clamping block on the mounting cylinder for clamping, and at the same time, the sealing cylinder at the bottom of the mounting block is sealed with the sealing groove at the top of the mounting cylinder, and finally the mounting cylinder and the sealing cylinder are fixed with positioning bolts.

[0004] The applicant believes that after long-term use, the outer wall of the sealing tube and the sealing groove of the solenoid valve with the above structure will be scraped for a long time, which will cause a gap between the sealing tube and the sealing groove. The fluid will be injected into the gap and flow out through the gap, causing leakage, thereby deteriorating the sealing of the solenoid valve and reducing its practicality. Utility Model Content

[0005] In order to overcome the deficiencies of the existing technical solutions, the utility model provides a valve body with strong sealing performance, which can effectively solve the technical problem that the existing valve body is prone to leakage, resulting in poor sealing performance.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a valve body with strong sealing performance, including a valve seat and a push handle, the push handle is movably arranged inside the valve seat, a circular plate is arranged at the bottom of the push handle, the circular plate is provided with a sealing structure, the sealing structure includes a sealing ring arranged on the side of the circular plate and a sealing plate that forms an integrated molding structure with the sealing ring, a plurality of positioning columns are fixedly arranged on the side of the circular plate, the inner wall of the sealing ring is provided with circular holes that match the plurality of positioning columns, an annular groove is opened on the top of the sealing plate, a first baffle plate and a second baffle plate are arranged inside the valve seat, and the bottoms of the first baffle plate and the second baffle plate are respectively in close contact with the annular groove.

[0007] Furthermore, a symmetrical rubber strip is provided on the outer surface of the sealing plate, a plurality of semicircular rings arranged equidistantly are provided on the top of the rubber strip, and the bottom of the semicircular ring is fixedly connected to the top of the sealing plate.

[0008] Furthermore, the inner part of the valve seat protrudes to form a valve plate, and the bottoms of the first baffle plate and the second baffle plate are in close contact with the valve plate respectively.

[0009] Furthermore, an axially penetrating valve channel is provided inside the valve seat, a first water inlet is provided at one end of the valve seat, and a second water inlet is provided at the other end of the valve seat.

[0010] Furthermore, a spiral pattern is provided inside the valve seat, and the push handle is threadedly connected to the spiral pattern.

[0011] Furthermore, a positioning plate is fixedly provided inside the valve seat, and the push handle passes through the positioning plate and is rotatably connected to the positioning plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the valve body of the utility model has strong sealing performance, and the sealing effect of the valve body in the closed state is significantly improved by designing an integrally formed sealing ring and sealing plate. The setting of the sealing structure can effectively prevent liquid or gas from leaking from the gap between the circular plate and the first baffle plate and the second baffle plate, and the close contact between the annular groove on the sealing plate and the first baffle plate and the second baffle plate further enhances the sealing performance, so that the valve body can maintain an excellent sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of the valve body with strong sealing performance of the utility model;

[0014] Figure 2 This is a schematic diagram of the sealing structure of the valve body with strong sealing performance of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the sealing plate of the valve body with strong sealing performance of the utility model.

[0016] Numbers in the figure:

[0017] 1-valve body; 2-push handle; 3-spiral pattern; 4-positioning plate; 5-valve channel; 6-first water inlet; 7-second water inlet; 8-first baffle; 9-second baffle; 10-circular plate; 11-sealing structure; 12-valve plate; 13-positioning column; 14-sealing ring; 15-circular hole; 16-sealing plate; 17-circular ring groove; 18-rubber strip; 19-semicircular ring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figure 1-Figure 3 As shown, a valve body 1 with strong sealing performance includes a valve seat and a push handle 2, the push handle 2 is movably arranged inside the valve seat, a circular plate 10 is arranged at the bottom of the push handle 2, the circular plate 10 is provided with a sealing structure 11, the sealing structure 11 includes a sealing ring 14 arranged on the side of the circular plate 10 and a sealing plate 16 that forms an integrated molding structure with the sealing ring 14, a plurality of positioning columns 13 are fixedly arranged on the side of the circular plate 10, the inner wall of the sealing ring 14 is provided with circular holes 15 that match the plurality of positioning columns 13, the positioning columns 13 arranged on the circular plate 10 match the circular holes 15 on the inner wall of the sealing ring 14, thereby ensuring the precise position of the sealing ring 14 on the circular plate 10 and improving the stability and accuracy of the installation, a circular groove 17 is opened on the top of the sealing plate 16, a first baffle plate 8 and a second baffle plate 9 are arranged inside the valve seat, and the bottoms of the first baffle plate 8 and the second baffle plate 9 are respectively in close contact with the circular groove 17.

[0020] The outer surface of the sealing plate 16 is provided with symmetrical rubber strips 18, and the top of the rubber strip 18 is provided with a plurality of semicircular rings 19 arranged equidistantly, and the bottom of the semicircular rings 19 is fixedly connected to the top of the sealing plate 16, and the inner protrusion of the valve seat forms a valve plate 12, and the bottoms of the first baffle plate 8 and the second baffle plate 9 are respectively in close contact with the valve plate 12, and the interior of the valve seat is provided with an axially penetrating valve channel 5, and one end of the valve seat is provided with a first water inlet 6, and the other end of the valve seat is provided with a second water inlet 7, and the interior of the valve body 1 is provided with an axially penetrating valve channel 5, one end of which is the first water inlet 6, and the other end of which is the second water inlet 7, so that the valve body 1 can be applied to a variety of fluid transmission scenarios, and the interior of the valve seat is provided with a spiral pattern 3, and the push handle 2 is threadedly connected to the spiral pattern 3, and the interior of the valve seat is fixedly provided with a positioning plate 4, and the push handle 2 passes through the positioning plate 4 and is rotationally connected to the positioning plate 4.

[0021] The valve body 1 of the present embodiment has a strong sealing performance. By designing an integrally formed sealing ring 14 and a sealing plate 16, the sealing effect of the valve body 1 in the closed state is significantly improved. The setting of the sealing structure 11 can effectively prevent liquid or gas from leaking from the gap between the circular plate 10 and the first baffle plate 8 and the second baffle plate 9. The close contact between the annular groove 17 on the sealing plate 16 and the first baffle plate 8 and the second baffle plate 9 further enhances the sealing performance, so that the valve body 1 can maintain an excellent sealing effect. When in use, the circular plate 10 and the sealing structure 11 can be sealed with the first baffle plate 8 and the second baffle plate 9 by directly manually rotating the push handle 2, thereby achieving a sealing effect. The push handle 2 is threadedly connected to the spiral pattern 3 inside the valve seat, so that the opening and closing operations of the valve body 1 become simple and convenient. The user only needs to rotate the push handle 2 to open or close the valve body 1, thereby improving the convenience of operation.

[0022] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A valve body with strong sealing performance, comprising a valve seat and a push handle, wherein the push handle is movably arranged inside the valve seat, a circular plate is arranged at the bottom of the push handle, and the circular plate is provided with a sealing structure, characterized in that: The sealing structure includes a sealing ring arranged on the side of the circular plate and a sealing plate that forms an integral molding structure with the sealing ring. A plurality of positioning columns are fixedly arranged on the side of the circular plate. The inner wall of the sealing ring is provided with circular holes that match the plurality of positioning columns. An annular groove is provided on the top of the sealing plate. A first baffle plate and a second baffle plate are provided inside the valve seat. The bottoms of the first baffle plate and the second baffle plate are respectively in close contact with the annular groove.

2. The valve body with strong sealing performance according to claim 1, characterized in that: The outer surface of the sealing plate is provided with symmetrical rubber strips, the top of the rubber strip is provided with a plurality of semicircular rings which are arranged and distributed at equal distances, and the bottom of the semicircular rings is fixedly connected with the top of the sealing plate.

3. The valve body with strong sealing performance according to claim 1, characterized in that: The inner part of the valve seat protrudes to form a valve plate, and the bottoms of the first baffle plate and the second baffle plate are in close contact with the valve plate respectively.

4. The valve body with strong sealing performance according to claim 1, characterized in that: An axially penetrating valve channel is arranged inside the valve seat, a first water inlet is arranged at one end of the valve seat, and a second water inlet is arranged at the other end of the valve seat.

5. The valve body with strong sealing performance according to any one of claims 1 to 4, characterized in that: The valve seat is provided with a spiral pattern inside, and the push handle is threadedly connected with the spiral pattern.

6. The valve body with strong sealing performance according to any one of claims 1 to 4, characterized in that: A positioning plate is fixedly arranged inside the valve seat, and the push handle passes through the positioning plate and is rotatably connected to the positioning plate.

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