CN217153071U - Novel soft sealing ball valve with good sealing performance - Google Patents
Novel soft sealing ball valve with good sealing performance Download PDFInfo
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- CN217153071U CN217153071U CN202220906363.1U CN202220906363U CN217153071U CN 217153071 U CN217153071 U CN 217153071U CN 202220906363 U CN202220906363 U CN 202220906363U CN 217153071 U CN217153071 U CN 217153071U
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Abstract
The utility model relates to a ball valve technical field discloses a novel soft sealing ball valve that leakproofness is good, which comprises a valve body, the fixed valve pocket of having seted up in valve body the inner, valve pocket middle part position department rotates and is provided with O type ball valve, valve pocket the inner is close to fixed two gasket grooves of having seted up of O type ball valve department, two the gasket inslot is provided with contact seal circle, two contact seal circle keeps away from O type ball valve one side and is provided with the compensation seal circle, valve body the inner is close to two compensation seal circle departments and has all seted up a plurality of cavitys, a plurality of the equal fixed pressurization sleeve that is provided with in cavity, a plurality of the inner spring groove of having all fixedly seted up of pressurization sleeve, it is a plurality of equal fixedly connected with pressurization spring in the spring inslot. The utility model discloses in, this ball valve overall structure design is simple reasonable, and convenient to use can effectively solve the sealed leakage problem that produces after the ball valve uses for a long time, is worth wideling popularize the use.
Description
Technical Field
The utility model relates to a ball valve technical field especially relates to a novel soft sealing ball valve that leakproofness is good.
Background
The ball valve, the opening and closing piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.
Traditional ball valve is unsatisfactory through the sealed effect of fixed mounting's sealing washer, and under the long-term frequent pivoted condition of spheroid, the sealing washer is worn and torn very easily, causes sealed the revealing, can't satisfy user's demand.
Through retrieval, the prior patent (publication number: CN 207893217U) discloses a novel soft seal ball valve, wherein a secondary valve body is oppositely and tightly spliced with a valve body on the right side through a stud I and a nut I to form a main valve body structure, the valve body structure is integrally formed with a fluid chamber through casting, the middle section of the fluid chamber is in a spherical structure, a sphere is arranged in the middle section of the fluid chamber, a left spherical crown of the sphere forms a left section through vertical cutting, a right spherical crown of the sphere forms a right section through vertical cutting, the left section and the right section keep the same axis, a cylindrical through hole is drilled from the left section to the right section until the right section, the cylindrical through hole horizontally runs from left to right and penetrates through the left section and the right section, the cylindrical through hole can be communicated with the fluid chamber, a valve rod is fastened in a connecting rod hole through a T shape, so that the fastening connection between the valve rod and the sphere is realized, the patent technology has compact structure, Sealed reliable, easy maintenance, easy to operate, the operation is stable, long service life, the stronger characteristics of practicality, but do not give concrete solution to how to solve ball valve sealing washer wearing and tearing to lead to the ball valve still to exist after long-time the use because the problem that the sealing washer wearing and tearing lead to the leakproofness to worsen, consequently, technical personnel in the art provide the novel soft sealing ball valve that a leakproofness is good, with the problem of proposing in solving above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the novel soft sealing ball valve that a leakproofness is good that proposes has solved the ball valve and has used the back for a long time, has the problem that leads to the valve body leakproofness variation because the sealing washer wearing and tearing.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel soft sealing ball valve with good sealing performance comprises a valve body, wherein a valve cavity is fixedly formed in the inner end of the valve body, an O-shaped ball valve is rotatably arranged at the middle position of the valve cavity, two gasket grooves are fixedly formed in the inner end of the valve cavity close to the O-shaped ball valve, contact sealing rings are arranged in the two gasket grooves, a compensation sealing ring is arranged on one side, away from the O-shaped ball valve, of the two contact sealing rings, a plurality of cavities are formed in the inner end of the valve body close to the two compensation sealing rings, a pressurizing sleeve is fixedly arranged in each cavity, a spring groove is fixedly formed in each pressurizing sleeve, a pressurizing spring is fixedly connected in each spring groove, a pressurizing block is fixedly connected to one side, close to the compensation sealing ring, of each pressurizing spring, and a pressurizing pin is fixedly connected to the other side of each pressurizing block;
an O-shaped ring is fixedly arranged on the upper end surface of the O-shaped ball valve, a high platform is fixedly arranged on the upper end surface of the middle part of the valve body, a gland is fixedly sleeved at the inner end of the high platform, and a packing cavity is fixedly arranged between the lower end surface of the gland and the upper end surface of the O-shaped ring;
through the technical scheme, the O-shaped ring, the gland and the packing cavity are all internal structures of the existing ball valve, and the structures are known in the field, and the use method of the O-shaped ring, the gland and the packing cavity is not described.
Furthermore, the two contact sealing rings are respectively attached to the outer walls of the two sides of the O-shaped ball valve;
through above-mentioned technical scheme, mainly carry out water repellent through the contact seal circle.
Furthermore, twelve pressurizing sleeves are specifically arranged, and twelve pressurizing sleeves are correspondingly distributed at two positions of the compensation sealing ring;
through the technical scheme, the six pressurizing sleeves on one side are distributed in a circular array mode by taking the centers of the compensating seal rings as dots.
Furthermore, limiting sliding grooves are fixedly formed in the upper inner wall and the lower inner wall of each spring groove, the limiting sliding grooves are connected with limiting sliding blocks in a sliding mode, and the limiting sliding blocks are fixedly connected to the outer wall of the pressurizing block;
through the technical scheme, the limiting sliding block is utilized to slide in the limiting sliding groove, so that the movement of the pressurizing block is stabilized.
Furthermore, the plurality of the pressure pins are fixedly connected to the outer wall of the compensation sealing ring;
through above-mentioned technical scheme, exert pressure for compensating the sealing washer through the pressure pin.
Further, a valve rod is fixedly connected to the upper end face of the pressure cover;
through above-mentioned technical scheme, the valve rod is current structure, is used for the switch valve body.
Further, the contact seal ring is made of hard rubber.
Furthermore, the compensation sealing ring is made of soft rubber.
The utility model discloses following beneficial effect has:
1. the utility model provides a novel soft sealing ball valve that leakproofness is good, this sealed ball valve utilize pressure spring to add the piece and exert pressure and further give compensation seal circle through the pressure round pin with pressure transmission to make the contact seal circle when using for a long time after producing wearing and tearing, can also compress tightly the contact seal circle on O type ball valve outer wall with the help of above-mentioned mode, avoid appearing the problem that seals up not well.
2. The utility model provides a novel soft sealing ball valve that leakproofness is good, the mechanism that is used for exerting pressure in this ball valve is the hexagonal and places, and pressurization is stable, can guarantee when the individual loading system goes wrong, and the compensation sealing washer still can receive pressure to compress tightly the contact sealing washer.
3. The utility model provides a novel soft sealing ball valve that leakproofness is good, this ball valve overall structure design is simple reasonable, and convenient to use can effectively solve the sealed leakage problem that produces after the long-time use of ball valve, is worth wideling popularize the use.
Drawings
Fig. 1 is a schematic view of an internal structure of a novel soft seal ball valve with good sealing performance provided by the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a schematic diagram of a distribution structure of a pressurizing sleeve of the novel soft seal ball valve with good sealing performance;
fig. 4 is the utility model provides a contact seal ring structure sketch map of novel soft sealing ball valve that leakproofness is good.
Illustration of the drawings:
1. a valve body; 2. a valve cavity; 3. an O-shaped ball valve; 4. a gasket groove; 5. contacting the seal ring; 6. a compensating seal ring; 7. a cavity; 8. a pressurizing sleeve; 9. a spring slot; 10. a pressurizing spring; 11. a limiting chute; 12. a limiting slide block; 13. pressing a block; 14. a compression pin; 15. an O-shaped ring; 16. a high platform; 17. a gland; 18. a valve stem; 19. a packing cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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", etc. 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 the 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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.
Referring to fig. 1-4, the present invention provides an embodiment: a novel soft sealing ball valve with good sealing performance comprises a valve body 1, wherein a valve cavity 2 is fixedly formed in the inner end of the valve body 1, an O-shaped ball valve 3 is rotatably arranged in the middle of the valve cavity 2, two gasket grooves 4 are fixedly formed in the inner end of the valve cavity 2, which is close to the O-shaped ball valve 3, contact sealing rings 5 are arranged in the two gasket grooves 4, compensation sealing rings 6 are arranged on one sides, away from the O-shaped ball valve 3, of the two contact sealing rings 5, a plurality of cavities 7 are formed in the inner end of the valve body 1, which is close to the two compensation sealing rings 6, pressurizing sleeves 8 are fixedly arranged in the inner ends of the cavities 7, spring grooves 9 are fixedly formed in the inner ends of the pressurizing sleeves 8, pressurizing springs 10 are fixedly connected in the spring grooves 9, pressurizing blocks 13 are fixedly connected on one sides, close to the compensation sealing rings 6, of the pressurizing springs 10, and pressurizing pins 14 are fixedly connected on the other sides of the pressurizing blocks 13;
an O-shaped ring 15 is fixedly arranged on the upper end face of the O-shaped ball valve 3, a high platform 16 is fixedly arranged on the upper end face of the middle part of the valve body 1, a gland 17 is fixedly sleeved at the inner end of the high platform 16, a packing cavity 19 is fixedly arranged between the lower end face of the gland 17 and the upper end face of the O-shaped ring 15, the gland 17 and the packing cavity 19 are all internal structures of the existing ball valve, and the structures are known in the field, and the use method of the O-shaped ball valve is not described here.
Two contact seal rings 5 are respectively attached to the outer walls of two sides of the O-shaped ball valve 3, and waterproof treatment is mainly performed through the contact seal rings 5.
Twelve pressurizing sleeves 8 are specifically arranged, twelve pressurizing sleeves 8 are correspondingly distributed at two positions of the compensation sealing ring 6, and specifically, six pressurizing sleeves 8 on one side are distributed in a circular array by taking the center of the compensation sealing ring 6 as a circular point.
All fixed spacing spout 11 of having seted up on the inner wall about a plurality of spring grooves 9, 11 sliding connection of spacing spout have spacing slider 12, and spacing slider 12 fixed connection utilizes spacing slider 12 to slide in spacing spout 11 on 13 outer walls of pressurization piece, stabilizes the motion of pressurization piece 13.
The plurality of pressure pins 14 are fixedly connected to the outer wall of the compensating seal ring 6, and pressure is applied to the compensating seal ring 6 through the pressure pins 14.
The upper end face of the gland 17 is fixedly connected with a valve rod 18, and the valve rod 18 is of an existing structure and used for opening and closing the valve body 1.
The contact seal ring 5 is made of hard rubber.
The compensating seal ring 6 is made of soft rubber.
The working principle is as follows: the utility model discloses during the device uses, utilize pressure spring 10 to add 13 and exert pressure and further give compensation seal 6 through pressure round pin 14 with pressure transmission, further exert pressure to contact seal 5 to make contact seal 5 produce when wearing and tearing after long-time the use, still can paste tight pressfitting on O type ball valve 3 is surperficial.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a novel soft seal ball valve that leakproofness is good, includes valve body (1), its characterized in that: the inner end of the valve body (1) is fixedly provided with a valve cavity (2), the middle position of the valve cavity (2) is rotatably provided with an O-shaped ball valve (3), the inner end of the valve cavity (2) close to the O-shaped ball valve (3) is fixedly provided with two gasket grooves (4), two gasket grooves (4) are internally provided with contact sealing rings (5), one side of each contact sealing ring (5) far away from the O-shaped ball valve (3) is provided with a compensation sealing ring (6), the inner end of the valve body (1) close to the two compensation sealing rings (6) is respectively provided with a plurality of cavities (7), the inner ends of the plurality of cavities (7) are respectively and fixedly provided with a pressurizing sleeve (8), the inner ends of the plurality of pressurizing sleeves (8) are respectively and fixedly provided with a spring groove (9), a pressurizing spring (10) is respectively and fixedly connected in the plurality of spring grooves (9), and one side of the plurality of pressurizing springs (10) close to the compensation sealing ring (6) is respectively and fixedly connected with a pressurizing block (13), the other sides of the pressurizing blocks (13) are fixedly connected with pressurizing pins (14);
the O-shaped ball valve is characterized in that an O-shaped ring (15) is fixedly arranged on the upper end face of the O-shaped ball valve (3), a high platform (16) is fixedly arranged on the upper end face of the middle of the valve body (1), a gland (17) is fixedly sleeved at the inner end of the high platform (16), and a packing cavity (19) is fixedly arranged between the lower end face of the gland (17) and the upper end face of the O-shaped ring (15).
2. The novel soft sealing ball valve with good sealing performance as claimed in claim 1, wherein: and the two contact sealing rings (5) are respectively attached to the outer walls of two sides of the O-shaped ball valve (3).
3. The novel soft sealing ball valve with good sealing performance as claimed in claim 1, wherein: the pressurizing sleeves (8) are specifically provided with twelve pressurizing sleeves (8), and twelve pressurizing sleeves (8) are correspondingly distributed and arranged at two positions of the compensation sealing ring (6).
4. The novel soft sealing ball valve with good sealing performance as claimed in claim 1, wherein: a plurality of the spring grooves (9) are fixedly provided with limiting sliding grooves (11) on the upper inner wall and the lower inner wall, the limiting sliding grooves (11) are connected with limiting sliding blocks (12) in a sliding mode, and the limiting sliding blocks (12) are fixedly connected to the outer wall of the pressurizing block (13).
5. The novel soft seal ball valve with good sealing performance as claimed in claim 1, wherein: and the plurality of the pressurizing pins (14) are fixedly connected to the outer wall of the compensating seal ring (6).
6. The novel soft sealing ball valve with good sealing performance as claimed in claim 1, wherein: and the upper end surface of the gland (17) is fixedly connected with a valve rod (18).
7. The novel soft sealing ball valve with good sealing performance as claimed in claim 1, wherein: the contact sealing ring (5) is made of hard rubber.
8. The novel soft sealing ball valve with good sealing performance as claimed in claim 1, wherein: the compensation sealing ring (6) is made of soft rubber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220906363.1U CN217153071U (en) | 2022-04-19 | 2022-04-19 | Novel soft sealing ball valve with good sealing performance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220906363.1U CN217153071U (en) | 2022-04-19 | 2022-04-19 | Novel soft sealing ball valve with good sealing performance |
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CN217153071U true CN217153071U (en) | 2022-08-09 |
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CN202220906363.1U Active CN217153071U (en) | 2022-04-19 | 2022-04-19 | Novel soft sealing ball valve with good sealing performance |
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CN (1) | CN217153071U (en) |
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2022
- 2022-04-19 CN CN202220906363.1U patent/CN217153071U/en active Active
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