CN207999523U - A kind of wear resistant three-way fixing ball valve - Google Patents
A kind of wear resistant three-way fixing ball valve Download PDFInfo
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- CN207999523U CN207999523U CN201820246946.XU CN201820246946U CN207999523U CN 207999523 U CN207999523 U CN 207999523U CN 201820246946 U CN201820246946 U CN 201820246946U CN 207999523 U CN207999523 U CN 207999523U
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- valve
- valve seat
- wear resistant
- sphere
- fixing ball
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Abstract
The utility model discloses a kind of wear resistant three-way fixing ball valves, including:The side of valve body, valve body has three interfaces, and the upper end of valve deck offers valve rod hole;Sphere, sphere are arranged in valve body, and runner is offered on sphere, and the upper end of sphere upwardly extends to form valve rod, and valve rod runs through valve rod hole;Valve seat set, each interface internal are equipped with a valve seat set, are embedded with a valve seat on the end face of one end of each valve seat set, each valve seat is butted on sphere;Valve seat plug screw, each interface are equipped with a valve seat plug screw, and each valve seat plug screw is connect with an interface thread, and one end of each valve seat plug screw is butted on the other end of valve seat set.The utility model replaces the simple structure that valve seat slot is processed directly on valve body using valve seat nested structure, and it is adjustable that valve seat nested structure makes valve seat have the function of.
Description
Technical field
The utility model is related to the technical field of ball valve more particularly to a kind of threeway fixing ball valves.
Background technology
Threeway fixing ball valve is suitable for water, gas and granular medium pipeline, and it is relatively high to be widely used in valve packing density
Blast furnace plumbing, blast furnace recirculated water, the systems such as soft water recirculated water, be the ball-valve dedicated of blast furnace.Currently, domestic traditional
Wear resistant three-way fixing ball valve processes valve seat slot directly on valve body, and valve seat is directly installed in the valve seat slot of valve body, and valve seat needs
Prodigious pretightning force can just make valve ensure sealing, operational torque is big, and in use, with the increase of open and close number,
The sealing performance of the abrasion of sealing surface of seat, valve can reduce, and cannot on-line control, it is necessary to shut down, complete machine dismounting is
Valve seat can be replaced, immeasurable loss is caused.Original valve seat can not remove the grit object and knot being attached on spherical surface
Dirt leads to the prooving of valve seat, reduces service life.
Specifically, existing wear resistant three-way ball valve, directly processes valve seat orifice on valve body, valve seat is directly installed on valve seat
At hole, which cannot adjust, and assembly is difficult, and switch torque is big.When being repaired due to the prooving of valve seat, it is necessary to it shuts down,
It is disassembled from pipeline, returns factory and replace valve seat or replace completely new valve, can thus increase cost, can also increase halt production band
The economic loss come.In addition, existing valve seat construction, can not remove the grit object being attached on spherical surface and fouling, valve seat are easy
Abrasion, influences service life.In addition, valve body, can only be divided into four parts, three valves by the existing three-way ball valve without valve seat set
Seat will be separately mounted on three side valve bodies, then be fitted together with center valve body.Manufacture that cumbersome, volume weight is big, leak source
It is more, it is of high cost.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of wear resistant three-way fixing ball valves.
To achieve the goals above, the technical solution that the utility model is taken is:
A kind of wear resistant three-way fixing ball valve, which is characterized in that including:The side of valve body and valve deck, the valve body has three
Interface, the valve body and the valve deck form pressure-bearing cavity, and the upper end of the valve deck offers valve rod hole;Sphere, the sphere
It is arranged in the valve body, runner is offered on the sphere, the upper end of the sphere upwardly extends to form valve rod, the valve rod
Through the valve rod hole;Valve seat set, each interface internal are equipped with a valve seat set, one end of each valve seat set
End face on be embedded with a valve seat, each valve seat is butted on the sphere;Valve seat plug screw, each interface are equipped with
The one valve seat plug screw, each valve seat plug screw are connect with an interface thread, one end of each valve seat plug screw
It is butted on the other end of a valve seat set.
Above-mentioned wear resistant three-way fixing ball valve, wherein further include:Handle, the handle are fixed on the upper end of the valve rod.
Above-mentioned wear resistant three-way fixing ball valve, wherein the inclined-plane of the outer rim of the other end of the valve seat set in a ring.
Above-mentioned wear resistant three-way fixing ball valve, wherein the outer rim of the other end of the valve seat set and the valve seat bolt
Air gap is formed between the inner wall of one end and the interface, and O-ring is equipped in the air gap.
Above-mentioned wear resistant three-way fixing ball valve, wherein the valve deck is fixed on the upper end of the valve body.
Above-mentioned wear resistant three-way fixing ball valve, wherein there is seal groove, the valve rod hole to be opened in described on the valve deck
In seal groove, sealing ring is equipped between the upper end of the valve rod and the cell wall of the seal groove.
Above-mentioned wear resistant three-way fixing ball valve, wherein the upper end of the seal groove is equipped with sealing cover.
Above-mentioned wear resistant three-way fixing ball valve, wherein the runner is in "L" shaped or " T " font.
As a result of above-mentioned technology, the good effect for being allowed to have compared with prior art is the utility model:
(1) the valve seat nested structure of the utility model, valve seat can be adjusted by rotary valve base plug screw, ensure valve
Sealing performance increases service life, is not necessarily to prodigious pretightning force, so that it may which, so that valve seal, switch torque is small, can also facilitate dress
Match.
(2) the valve seat nested structure of the utility model, can repair online, by rotary valve base plug screw, micro-adjustment, into
Row compensation, the sealing performance of restorer without dismounting, are shut down, and maintenance time is short, reduces loss.
(3) the metal seat valve nested structure of the utility model can remove the grit object being attached on spherical surface and fouling, protect
Valve seat not easy damaged is protected, service life is increased.
(4) the valve seat nested structure of the utility model can be such that valve body integral casting forming, faying face reduces, and leakage point is reduced,
Valve intensity significantly increases.Meanwhile valve volume substantially reduces, and also makes manufacture more convenient.
Description of the drawings
Fig. 1 is the front view of the wear resistant three-way fixing ball valve of the utility model.
Fig. 2 is the vertical view of the wear resistant three-way fixing ball valve of the utility model.
In attached drawing:1, valve body;11, interface;12, valve rod hole;14, valve deck;141, seal groove;142, sealing ring;143, close
Capping;2, sphere;21, runner;22, valve rod;3, valve seat set;4, valve seat;5, valve seat plug screw;6, handle;7, O-ring.
Specific implementation mode
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
Fig. 1 is the front view of the wear resistant three-way fixing ball valve of the utility model, and Fig. 2 is that the wear resistant three-way of the utility model is solid
The vertical view for determining ball valve refers to shown in Fig. 1, Fig. 2, shows a kind of wear resistant three-way fixing ball valve of preferred embodiment, including:
There are three interfaces 22, valve body 1 and valve deck 14 to form pressure-bearing cavity, the upper end of valve deck 14 for the side of valve body 1 and valve deck 14, valve body 2
Offer valve rod hole 12.Valve body 1 is the runner and pressure-containing member of medium, three interfaces 11 are used for and pipeline by die casting and molding
Connection.
In addition, as a kind of preferred embodiment, wear resistant three-way fixing ball valve further includes:Sphere 2, sphere 2 are arranged in valve
In body 1, runner 21 is offered on sphere 2, the upper end of sphere 2 upwardly extends to form valve rod 22, and valve rod 22 runs through valve rod hole 12.Ball
Body 2 and valve rod 22 are integrally formed, and are encircled between three interfaces 11, for opening and closing, ALT-CH alternate channel.
In addition, as a kind of preferred embodiment, wear resistant three-way fixing ball valve further includes:Valve seat set 3, in each interface 12
Portion is equipped with valve seat set 3, is embedded with a valve seat 4 on the end face of one end of each valve seat set 3, each valve seat 4 is butted on ball
Body 2.Valve seat set 3 is preferably cylindrical, is the supporter of valve seat 4, valve seat set 3 can remove be attached to it is hard on 2 surface of sphere
Particulate matter and fouling protect the not easy damaged of valve seat 4, increase service life.The longitudinal section of valve seat 4 in a ring, passes through valve seat 4 and ball
Interface 11 and external sealing are realized in the contact of body 2, and the position of sphere 2 is adjusted by rotary valve rod 22, makes the runner on sphere 2
21 alignment valve seats 4, realize the conducting of runner.
In addition, as a kind of preferred embodiment, wear resistant three-way fixing ball valve further includes:Valve seat plug screw 5, each interface 12
Place is equipped with a valve seat plug screw 5, and each valve seat plug screw 5 is threadedly coupled with an interface 12, and one end of each valve seat plug screw 5 is supported
In the other end of valve seat set 3.When valve seat 4 is worn, and sealing performance reduces, position of the rotary valve base plug screw 5 to valve seat set 3
It sets and is finely adjusted, to be compensated to valve seat 3, ensure that equipment restores original sealing performance.When repair can on-line tuning, nothing
It needs to change valve seat 4, stop production, very short time can complete, and reduce loss, and easy to assembly, be not necessarily to prodigious pretightning force, so that it may
Ensure valve seal.
Further, as a kind of preferred embodiment, further include:Handle 6, handle 6 are fixed on the upper end of valve rod 22.Pass through
Rotating handle 6 realizes the control to sphere 2.
The foregoing is merely the utility model preferred embodiment, be not intended to limit the utility model embodiment and
Protection domain.
The utility model also has on the basis of the above is implemented as follows mode:
In the further embodiment of the utility model, continuing with referring to shown in Fig. 1, Fig. 2, valve seat covers the outer of 3 other end
The inclined-plane of edge in a ring.
In the further embodiment of the utility model, the outer rim of the other end and one end of valve seat bolt 5 of valve seat set 3 and
Form air gap between the inner wall of interface 12, O-ring 7 be equipped in air gap, by O-ring 7 ensure valve seat set 3, valve seat bolt 5 and
Sealing between 12 inner wall of interface.
In the further embodiment of the utility model, valve deck 14 is fixed on the valve body 1.
In the further embodiment of the utility model, there is seal groove 141, valve rod hole 12 to be opened in seal groove on valve deck 14
In 141, sealing ring 142 is equipped between the upper end and the cell wall of seal groove 141 of valve rod 22.
In the further embodiment of the utility model, the upper end of seal groove 141 is equipped with sealing cover 143, passes through sealing ring
142, sealing cover 143 is to ensure the sealing between valve rod 22 and valve body 1.
In the further embodiment of the utility model, runner 21 is in "L" shaped or " T " font.The runner of "L" shaped can
It realizes in three interfaces 11, while two interfaces 11 are connected, another interface 11 is closed;And the runner of " T " font can be real
Existing three interfaces 11 are simultaneously turned on or are simultaneously closed off.
The foregoing is merely the utility model preferred embodiment, be not intended to limit the utility model embodiment and
Protection domain should can appreciate that all in the utility model specification and diagram to those skilled in the art
Hold made equivalent replacement and obviously change obtained scheme, the protection model of the utility model should all be included in
In enclosing.
Claims (8)
1. a kind of wear resistant three-way fixing ball valve, which is characterized in that including:
There are three interfaces, the valve body and the valve deck to form pressure-bearing cavity, the valve for the side of valve body and valve deck, the valve body
The upper end of lid offers valve rod hole;
Sphere, the sphere are arranged in the valve body, runner are offered on the sphere, the upper end of the sphere upwardly extends
Valve rod is formed, the valve rod runs through the valve rod hole;
Valve seat set, each interface internal are equipped with a valve seat set, on the end face of one end of each valve seat set
Embedded with a valve seat, each valve seat is butted on the sphere;
Valve seat plug screw, each interface are equipped with a valve seat plug screw, each valve seat plug screw with connect described in one
Mouth is threadedly coupled, and one end of each valve seat plug screw is butted on the other end of a valve seat set.
2. wear resistant three-way fixing ball valve according to claim 1, which is characterized in that further include:Handle, the handle are fixed
In the upper end of the valve rod.
3. wear resistant three-way fixing ball valve according to claim 1, which is characterized in that the outer rim of the other end of the valve seat set
Inclined-plane in a ring.
4. wear resistant three-way fixing ball valve according to claim 3, which is characterized in that the outer rim of the other end of the valve seat set
Air gap is formed between one end of the valve seat bolt and the inner wall of the interface, and O-ring is equipped in the air gap.
5. wear resistant three-way fixing ball valve according to claim 1, which is characterized in that the valve deck is fixed on the valve body
Upper end.
6. wear resistant three-way fixing ball valve according to claim 5, which is characterized in that have seal groove, institute on the valve deck
It states valve rod hole to be opened in the seal groove, sealing ring is equipped between the upper end of the valve rod and the cell wall of the seal groove.
7. wear resistant three-way fixing ball valve according to claim 6, which is characterized in that the upper end of the seal groove is equipped with sealing
Lid.
8. wear resistant three-way fixing ball valve according to claim 1, which is characterized in that the runner is in "L" shaped or " T " word
Type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820246946.XU CN207999523U (en) | 2018-02-11 | 2018-02-11 | A kind of wear resistant three-way fixing ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820246946.XU CN207999523U (en) | 2018-02-11 | 2018-02-11 | A kind of wear resistant three-way fixing ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207999523U true CN207999523U (en) | 2018-10-23 |
Family
ID=63837761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820246946.XU Active CN207999523U (en) | 2018-02-11 | 2018-02-11 | A kind of wear resistant three-way fixing ball valve |
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| CN (1) | CN207999523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020259458A1 (en) * | 2019-06-24 | 2020-12-30 | 浙江盾安人工环境股份有限公司 | Three-way water valve |
-
2018
- 2018-02-11 CN CN201820246946.XU patent/CN207999523U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020259458A1 (en) * | 2019-06-24 | 2020-12-30 | 浙江盾安人工环境股份有限公司 | Three-way water valve |
| US20220146003A1 (en) * | 2019-06-24 | 2022-05-12 | Zhejiang Dunan Artificial Environment Co., Ltd. | Three-way water valve |
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