CN219472803U - Screw nested low-temperature top-loading ball valve - Google Patents
Screw nested low-temperature top-loading ball valve Download PDFInfo
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- CN219472803U CN219472803U CN202320560836.1U CN202320560836U CN219472803U CN 219472803 U CN219472803 U CN 219472803U CN 202320560836 U CN202320560836 U CN 202320560836U CN 219472803 U CN219472803 U CN 219472803U
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Abstract
The utility model discloses a screw nested low-temperature top-mounted ball valve, which comprises a valve body and a ball body assembly arranged in the valve body, wherein the ball body assembly is provided with a valve rod capable of driving the valve rod to rotate so as to realize opening or closing of a medium channel of the valve, the other end of the valve rod penetrates through the valve body and extends out of the valve body, the valve body is provided with a containing channel for containing medium to circulate, a valve seat is arranged in the containing channel, the other end of the valve seat can be tightly attached to the ball body assembly, the outer circumferential surface of the valve seat is tightly attached to the inner wall of the containing channel, an adjusting ring is screwed on the outer circumferential surface of the valve seat, and the outer circumferential surface of the adjusting ring is screwed with the inner wall of the valve body. The beneficial effects of the utility model are mainly as follows: the valve seat is embedded in the valve body, and can form a whole with the valve body, so that the leakage of a medium can be avoided when the medium passes, the service life is prolonged, the potential safety hazard is reduced, the installation is simple and convenient, the operation is convenient, and the installation efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a threaded nested low-temperature top-mounted ball valve.
Background
The ball valve is a valve with an opening and closing piece (valve body) driven by a valve rod and rotating around the axis of the ball valve. The device is used for regulating and controlling the fluid. With the rapid development of science and technology and the continuous improvement of production process and product structure, ball valves have been developed as a main valve, and have the characteristics of good wear resistance, excellent sealing property, light switch, long service life and the like, and are widely applied to industries of petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like.
For example, CN216789286U discloses a high-tightness floating ball valve, which comprises a valve body, wherein a rotatable sphere assembly is arranged in the valve body, a valve rod capable of driving the sphere assembly to rotate to open or close a medium channel of the valve is arranged on the sphere assembly, and the other end of the valve rod penetrates through the valve body and extends to the outside of the valve body; an elastic valve seat is further arranged between the two sides of the ball body assembly and the valve body, the inner side face of the elastic valve seat is clung to the spherical surface of the ball body assembly, the outer side face of the elastic valve seat is abutted to the valve body, and a notch is formed in the outer side face of the elastic valve seat. However, the elastic ball valve can deform under long-term use, can not be completely clung to the ball assembly, so that the medium leaks, the service life is influenced, and potential safety hazards are easily caused.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a threaded nested low-temperature top-mounted ball valve.
The aim of the utility model is achieved by the following technical scheme:
the utility model provides a screw nested formula low temperature top dress ball valve, includes the valve body and sets up the spheroid subassembly in it, be equipped with the valve rod that can drive its rotation realization valve opening or closed medium passageway on the spheroid subassembly, the other end of valve rod runs through the valve body and extend to be arranged in the valve body is outside, set up the holding passageway that holding medium circulated on the valve body, be equipped with a disk seat in the holding passageway, the other end of disk seat can with the spheroid subassembly is hugged closely, the outer periphery of disk seat with the inner wall of holding passageway is hugged closely, the spiro union has an adjusting ring on the outer periphery of disk seat, the outer periphery of adjusting ring with the inner wall spiro union of valve body.
Preferably, a spring seat is fixedly arranged on the adjusting ring, a spring is fixedly arranged on the spring seat, and the other end of the spring is fixedly arranged on the valve body.
Preferably, the spring seat is provided with an indication notch.
Preferably, the adjusting ring is provided with a first wrench groove.
Preferably, the valve seat is cylindrical, the middle part of the valve seat is in threaded connection with the adjusting ring, the end face, close to the valve seat and the ball assembly, is an inclined plane, the valve seat can be completely abutted to the ball assembly, an annular groove is formed in the other end of the valve seat, a back ring and a check ring are arranged in the groove, and the check ring is located on the outer side of the back ring.
Preferably, a second wrench groove is formed in the valve seat, and the second wrench groove is located at one end close to the ball assembly.
Preferably, the valve body at least comprises a body and a valve cover, and the body and the valve cover are connected through bolts.
The beneficial effects of the utility model are mainly as follows:
1. the valve seat is embedded in the valve body, and can form a whole with the valve body, so that the condition of leakage when a medium passes can be avoided, the service life is prolonged, the potential safety hazard is reduced, the installation is simple and convenient, the operation is convenient, and the installation efficiency is greatly improved;
2. the arrangement of the indication notch can play a role in identifying the installation position of the adjusting ring, so that the installation position is convenient to control, and the installation efficiency can be improved;
3. the back ring and the check ring can play a role in limiting flow on the medium, and prevent the medium from penetrating between the valve body and the valve seat, so that the sealing effect is further improved, the leakage is prevented, and the safety is improved.
Drawings
The technical scheme of the utility model is further described below with reference to the accompanying drawings:
fig. 1: the preferred embodiment of the present utility model is a schematic structural diagram.
Detailed Description
The present utility model will be described in detail below with reference to specific embodiments shown in the drawings. The embodiments are not limited to the present utility model, and structural, methodological, or functional modifications of the utility model from those skilled in the art are included within the scope of the utility model.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1, the utility model discloses a screw nested low-temperature top-loading ball valve, which comprises a valve body 1 and a sphere assembly 2 arranged therein, wherein the structure of the sphere assembly 2 is disclosed in CN216789286U, and the structure is not a protection essential point of the utility model and is described in detail herein. The ball assembly 2 is provided with a valve rod 3 which can drive the ball assembly to rotate to open or close a medium channel of the valve, and the other end of the valve rod 3 penetrates through the valve body 1 and extends to the outside of the valve body 1.
The valve body 1 is provided with a containing channel 4 for containing medium to circulate, a valve seat 5 is arranged in the containing channel 4, the other end of the valve seat 5 can be clung to the sphere assembly 2, the outer circumferential surface of the valve seat 5 is clung to the inner wall of the containing channel 4, the outer circumferential surface of the valve seat 5 is in threaded connection with an adjusting ring 6, and the outer circumferential surface of the adjusting ring 6 is in threaded connection with the inner wall of the valve body 1. Above-mentioned, will the disk seat is embedded in the valve body, can constitute a whole with the valve body to can stop the condition that appears leaking when the medium passes by, increase of service life reduces the potential safety hazard, and installs simple convenient, the operation of being convenient for, greatly improves installation effectiveness
In addition, the adjusting ring 6 is fixedly provided with a spring seat 61, the spring seat 61 is fixedly provided with a spring 62, the other end of the spring 62 is fixedly provided with an indication notch 63 on the spring seat 61, and the indication notch can be used for marking the installation position of the adjusting ring, so that the installation position is convenient to handle and control, and the installation efficiency can be improved.
The adjusting ring 6 is provided with a first wrench groove 64, the valve seat 5 is provided with a second wrench groove 55, and the second wrench groove 55 is positioned at one end close to the sphere assembly 2. The first wrench groove 64 and the second wrench groove 55 may be provided to limit the amount of space during installation, thereby preventing synchronous rotation.
The valve seat 5 is cylindrical, the middle part of the valve seat is in threaded connection with the adjusting ring 6, the end face, close to the ball assembly 2, of the valve seat 5 is an inclined surface 51, the valve seat can be completely abutted to the ball assembly 2, an annular groove 52 is formed in the other end of the valve seat, a back ring 53 and a check ring 54 are arranged in the groove 52, and the check ring 54 is located on the outer side of the back ring 53. The back ring and the check ring can play a role in limiting flow on the medium, and prevent the medium from penetrating between the valve body and the valve seat, so that the sealing effect is further improved, the leakage is prevented, and the safety is improved.
In the preferred embodiment, the valve body 1 at least comprises a body 11 and a valve cover 12, and the body 11 and the valve cover 12 are connected through bolts 13, so that the valve body is convenient to disassemble and assemble, and the assembly efficiency is greatly improved.
It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.
The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.
Claims (7)
1. The utility model provides a screw-thread nested formula low temperature top-loading ball valve, includes valve body (1) and sets up spheroid subassembly (2) in it, be equipped with on spheroid subassembly (2) and drive its valve rod (3) that realizes valve opening or closed medium passageway that rotates, the other end of valve rod (3) runs through valve body (1) and extends to arrange in valve body (1) outside, its characterized in that: the valve is characterized in that a containing channel (4) for containing medium to circulate is formed in the valve body (1), a valve seat (5) is arranged in the containing channel (4), the other end of the valve seat (5) can be clung to the ball body assembly (2), the outer circumferential surface of the valve seat (5) is clung to the inner wall of the containing channel (4), an adjusting ring (6) is screwed on the outer circumferential surface of the valve seat (5), and the outer circumferential surface of the adjusting ring (6) is screwed with the inner wall of the valve body (1).
2. The threaded nested cryogenic top-loading ball valve of claim 1, wherein: a spring seat (61) is fixedly arranged on the adjusting ring (6), a spring (62) is fixedly arranged on the spring seat (61), and the other end of the spring (62) is fixedly arranged on the valve body (1).
3. The threaded nested cryogenic top-loading ball valve of claim 2, wherein: an indication notch (63) is formed in the spring seat (61).
4. The threaded nested cryogenic top-loading ball valve of claim 2, wherein: the adjusting ring (6) is provided with a first spanner groove (64).
5. The threaded nested cryogenic top-loading ball valve of claim 1, wherein: the valve seat (5) is cylindrical, the middle part of the valve seat is in threaded connection with the adjusting ring (6), the end face, close to the ball assembly (2), of the valve seat (5) is an inclined surface (51), the valve seat can be completely abutted to the ball assembly (2), an annular groove (52) is formed in the other end of the valve seat, a back ring (53) and a check ring (54) are arranged in the groove (52), and the check ring (54) is located on the outer side of the back ring (53).
6. The threaded nested cryogenic top-loading ball valve of claim 5, wherein: the valve seat (5) is provided with a second spanner groove (55), and the second spanner groove (55) is positioned at one end close to the sphere assembly (2).
7. The threaded nested cryogenic top-loading ball valve of claim 6, wherein: the valve body (1) at least comprises a body (11) and a valve cover (12), and the body (11) and the valve cover (12) are connected through bolts (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320560836.1U CN219472803U (en) | 2023-03-21 | 2023-03-21 | Screw nested low-temperature top-loading ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320560836.1U CN219472803U (en) | 2023-03-21 | 2023-03-21 | Screw nested low-temperature top-loading ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219472803U true CN219472803U (en) | 2023-08-04 |
Family
ID=87462560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320560836.1U Active CN219472803U (en) | 2023-03-21 | 2023-03-21 | Screw nested low-temperature top-loading ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219472803U (en) |
-
2023
- 2023-03-21 CN CN202320560836.1U patent/CN219472803U/en active Active
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