CN205669600U - Sleeve type three-way control valve - Google Patents
Sleeve type three-way control valve Download PDFInfo
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- CN205669600U CN205669600U CN201620542316.8U CN201620542316U CN205669600U CN 205669600 U CN205669600 U CN 205669600U CN 201620542316 U CN201620542316 U CN 201620542316U CN 205669600 U CN205669600 U CN 205669600U
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Abstract
This utility model announces a kind of sleeve type three-way control valve, belongs to valve technology field.Including valve body and the core assembly being arranged in valve body；Hydraulic fluid port A, hydraulic fluid port B and hydraulic fluid port AB is had on described valve body；It is characterized in that: described core assembly includes valve rod and is fixed on upper valve core and the bottom spool of valve stem end；The upper valve cage sleeve of cylindrical shape it is cased with outside described upper valve core；The lower valve cage sleeve of cylindrical shape it is cased with outside described bottom spool；Multiple through hole is had on the sidewall of described upper valve cage sleeve and lower valve cage sleeve.This utility model is directed to that pressure is high, out-of-balance force big, have flash distillation and washes away, cavitation cavitation erosion operating mode and the three-way converging regulation valve of corrugated tube sealing structure, use valve cage tube-in-tube structure to reduce or to eliminate out-of-balance force, the purpose of blood pressure lowering noise reduction, it is ensured that the stable operation of three-way control valve.Can be widely used in the media such as gas, liquid, steam technological parameter (such as pressure, flow, temperature, liquid level etc.) accurately regulate control.
Description
Technical field
This utility model relates to valve technology field, specifically a kind of sleeve type three-way control valve.
Background technology
Three-way control valve has three gateways to be connected with pipeline, is equivalent to two single-seat valve integrators, it is adaptable to one
Plant fluid and be divided into, by three-way valve, the operating mode that two tunnels are flowed out or two kinds of fluids are merged into a kind of fluid through three-way valve, be divided into threeway
Shunting valve and three-way converging regulation valve.
As depicted in figs. 1 and 2, this three-way control valve uses cylinder thin-walled window to three-way control valve commonly used in the prior art
Mouthful, use spool side guide, although out-of-balance force can be reduced, but at stream of fluid close to when closing (stream closes and flows to), still have relatively
Big out-of-balance force, and, with the change of valve opening, out-of-balance force changes, and can produce when fluid passes through bigger
Noise.
Summary of the invention
For solving above-mentioned technical problem, this utility model provides a kind of sleeve type three-way control valve.
This utility model is achieved through the following technical solutions: a kind of sleeve type three-way control valve, including valve body be arranged on
Core assembly in valve body；Hydraulic fluid port A, hydraulic fluid port B and hydraulic fluid port AB is had on described valve body；It is characterized in that: described core assembly bag
Include valve rod and be fixed on upper valve core and the bottom spool of valve stem end；The upper valve cage sleeve of cylindrical shape it is cased with outside described upper valve core；Institute
State the lower valve cage sleeve being cased with cylindrical shape outside bottom spool；Have multiple logical on the sidewall of described upper valve cage sleeve and lower valve cage sleeve
Hole.
It is further: be tightly connected between described upper valve cage sleeve lower end and upper valve core, upper valve cage sleeve upper end and upper
Open connection between spool；It is tightly connected between described lower valve cage sleeve upper end and bottom spool, lower valve cage sleeve lower end and lower valve
Open connection between core.
In the arc-shaped seamlessly transitted between described upper valve cage sleeve lower end and upper valve core, at upper valve cage sleeve and upper valve core
Between connect have four reinforcements in cross distribution；In seamlessly transitting between described lower valve cage sleeve upper end and bottom spool
Arc-shaped, connects between lower valve cage sleeve and bottom spool and has four reinforcements in cross distribution.
Between described upper valve cage sleeve lower end and upper valve core, open connection, seals between upper valve cage sleeve upper end and upper valve core
Connect；Open connection between described lower valve cage sleeve upper end and bottom spool, the company of sealing between lower valve cage sleeve lower end and bottom spool
Connect.
In the arc-shaped seamlessly transitted between described upper valve cage sleeve upper end and upper valve core, at upper valve cage sleeve and upper valve core
Between connect have four reinforcements in cross distribution；In seamlessly transitting between described lower valve cage sleeve lower end and bottom spool
Arc-shaped, connects between lower valve cage sleeve and bottom spool and has four reinforcements in cross distribution.
It is provided with the upper valve base to upper valve cage cage guiding between described upper valve cage sleeve and valve body；Described lower valve cage sleeve with
The lower valve base to lower valve cage cage guiding it is provided with between valve body.
There is one section of corrugated tube the valve rod 6-1 upper end of core assembly 6, and it forms corrugated tube sealing structure with valve gap 11.
The design of the valve cage tube-in-tube structure of this utility model core assembly, spool utilizes valve cage to guide, improves trim
The stability of motion；Having balance pipe on valve cage, the quantity of balance pipe and size, position and arrangement carry out careful calculating,
Be conducive to the stable operation of control valve, reduce or eliminate out-of-balance force, and have damping action, the work of blood pressure lowering noise reduction can be played
With.For permeability, relatively strong or medium inflammable and explosive, poisonous and hazardous, can use corrugated tube sealing structure (Fig. 5), in order to have
Prevent medium from leaking outside to effect, it is ensured that the equipment of valve user and personal safety.
This utility model is directed to that pressure is high, out-of-balance force big, have flash distillation and washes away, cavitation cavitation erosion operating mode and corrugated tube
Seal the three-way converging regulation valve of structure, use valve cage tube-in-tube structure with reduction or to eliminate out-of-balance force, the purpose of blood pressure lowering noise reduction,
Ensure the stable operation of three-way control valve.The technological parameter of the media such as gas, liquid, steam can be widely used in (such as pressure, stream
Amount, temperature, liquid level etc.) accurately regulate control.
Accompanying drawing explanation
Fig. 1 is a kind of three-way converging regulation valve described in background technology；
Fig. 2 is a kind of distributing T-pipe regulation valve described in background technology；
Fig. 3 is this utility model structural representation (interflow)；
Fig. 4 is the enlarged drawing of core assembly part in Fig. 3；
Fig. 5 is this utility model structural representation (shunting)；
Fig. 6 is the enlarged drawing of core assembly part in Fig. 5；
Structural representation (shunting) when Fig. 7 is this utility model employing corrugated tube sealing structure；
Fig. 8 is the enlarged drawing of core assembly part in Fig. 7.
In figure: 1, lower valve port；2, stud I；3, nut I；4, dentiform gasket I；5, lower valve base；6, core assembly；6-1, valve rod；
6-2, upper valve core；6-3, bottom spool；6-4, upper valve cage sleeve；6-5, lower valve cage sleeve；7, valve body；8, upper valve base；9, fairlead
Assembly；10, dentiform gasket II；11, valve gap；12, Packing seat；13, screw plug；14, spacer；15, filler；16, spring；17, lower filler；
18, middle filler；19, upper filler；20, nut II；21, gland；22, gland nut；23, nut III；24, stroke refers to
Show device；25, stud II.
Detailed description of the invention
The following is specific embodiment of the utility model, in conjunction with accompanying drawing, this utility model is described further.
Embodiment one
As shown in Figure 3 and Figure 4, a kind of sleeve type three-way control valve, specifically a kind of sleeve type three-way converging regulation valve；Valve
Lid 11 is arranged on valve body 7 upper end by stud II 25, and lower valve port 1 is arranged on valve body 7 lower end by stud I 2 and nut I 3；Valve body
7 internally installed have core assembly 6, have hydraulic fluid port A, have hydraulic fluid port AB on the left of valve body 7 on the right side of valve body 7, and valve body 7 lower end has connection
The hydraulic fluid port B of lower valve port 1.
Core assembly 6 includes valve rod 6-1 and is fixed on the upper valve core 6-2 and bottom spool 6-3 of valve rod 6-1 end；Upper valve core
It is cased with the upper valve cage sleeve 6-4 of cylindrical shape outside 6-2, the sidewall of upper valve cage sleeve 6-4 has multiple through hole；Upper valve cage sleeve 6-
It is tightly connected between 4 lower ends and upper valve core 6-2, in the circular arc seamlessly transitted between upper valve cage sleeve 6-4 lower end and upper valve core 6-2
Shape, between upper valve cage sleeve 6-4 upper end and upper valve core 6-2, open connection, connects between upper valve cage sleeve 6-4 and upper valve core 6-2
It is connected to four reinforcements in cross distribution.Hydraulic fluid port A on the right side of the connection of upper valve core 6-2 upper end, hydraulic oil is from upper valve cage sleeve
6-4 upper end enters, and is then flowed out by the through hole on upper valve cage sleeve 6-4 sidewall, enters hydraulic fluid port AB.The side of lower valve cage sleeve 6-5
Have multiple through hole on wall, be tightly connected between lower valve cage sleeve 6-5 upper end and bottom spool 6-3, lower valve cage sleeve 6-5 upper end and
In the arc-shaped seamlessly transitted between bottom spool 6-3, open between lower valve cage sleeve 6-5 lower end and bottom spool 6-3 connect, under
Connect between valve cage sleeve 6-5 and bottom spool 6-3 and have four reinforcements in cross distribution.Bottom spool 6-3 lower end connects oil
Mouth B, hydraulic oil enters from lower valve cage sleeve 6-5 lower end, is then flowed out by the through hole on lower valve cage sleeve 6-5 sidewall, enters oil
Mouth AB.
Be provided with between upper valve cage sleeve 6-4 and valve body 7 on the upper valve base 8 that guides of valve cage sleeve 6-4, upper valve base 8 leads to
Cross half the circumference of the sleeve where it joins the shoulder structure to be threaded on valve body 7；It is provided with between lower valve cage sleeve 6-5 and valve body 7 and lower valve cage sleeve 6-5 is guided
Lower valve base 5, lower valve base 5 is threaded on valve body 7 by half the circumference of the sleeve where it joins the shoulder structure, is provided with dentiform gasket between lower valve base 5 and valve body 7
Ⅰ4.Valve rod 6-1 passes valve gap 11, and nut III fixed journey system indicator 24 is passed through in valve rod 6-1 upper end；Between valve rod 6-1 and valve body 7
It is provided with fairlead assembly 9, between fairlead assembly 9 and valve body 7, is provided with dentiform gasket II 10；From upper between valve rod 6-1 and valve gap 11
To having filler 19, middle filler 18, lower filler on nut III 23, gland nut 22, gland 21, filler 15(
17), spring 16, spacer 14, Packing seat 12；Nut II 20 and screw plug 13 it is additionally provided with on valve gap 11.
Embodiment two
As shown in Figure 5 and Figure 6, a kind of sleeve type three-way control valve, specifically a kind of sleeve type distributing T-pipe regulation valve；Valve
Lid 11 is arranged on valve body 7 upper end by stud II, and lower valve port 1 is arranged on valve body 7 lower end by stud I 2 and nut I 3；Valve body 7
Internally installed have core assembly 6, has hydraulic fluid port A on the right side of valve body 7, has hydraulic fluid port AB on the left of valve body 7, and valve body 7 lower end has connection
The hydraulic fluid port B of lower valve port 1.
Core assembly 6 includes valve rod 6-1 and is fixed on the upper valve core 6-2 and bottom spool 6-3 of valve rod 6-1 end；Upper valve core
It is cased with the upper valve cage sleeve 6-4 of cylindrical shape outside 6-2, the sidewall of upper valve cage sleeve 6-4 has multiple through hole；Upper valve cage sleeve 6-
Between 4 lower ends and upper valve core 6-2, open connection, is tightly connected between upper valve cage sleeve 6-4 upper end and upper valve core 6-2, upper valve cage
In the arc-shaped seamlessly transitted between sleeve 6-4 upper end and upper valve core 6-2, connect between upper valve cage sleeve 6-4 and upper valve core 6-2
It is connected to four reinforcements in cross distribution；Hydraulic fluid port A on the right side of the connection of upper valve core 6-2 upper end, from the hydraulic oil of hydraulic fluid port AB
Enter from upper valve cage sleeve 6-4 lower end, then exited into hydraulic fluid port A by the through hole on upper valve cage sleeve 6-4 sidewall.Lower valve cage set
Multiple through hole is had, open connection, lower valve cage sleeve between lower valve cage sleeve 6-5 upper end and bottom spool 6-3 on the sidewall of cylinder 6-5
It is tightly connected between 6-5 lower end and bottom spool 6-3, in the circle seamlessly transitted between lower valve cage sleeve 6-5 lower end and bottom spool 6-3
Arcuation, connects between lower valve cage sleeve 6-5 and bottom spool 6-3 and has four reinforcements in cross distribution.Under bottom spool 6-3
End connects hydraulic fluid port B, and the hydraulic oil from hydraulic fluid port AB enters from lower valve cage sleeve 6-5 upper end, then by lower valve cage sleeve 6-5 sidewall
On through hole flow out, enter hydraulic fluid port AB.
Be provided with between upper valve cage sleeve 6-4 and valve body 7 on the upper valve base 8 that guides of valve cage sleeve 6-4, upper valve base 8 leads to
Cross half the circumference of the sleeve where it joins the shoulder structure to be threaded on valve body 7；It is provided with between lower valve cage sleeve 6-5 and valve body 7 and lower valve cage sleeve 6-5 is guided
Lower valve base 5, lower valve base 5 is threaded on valve body 7 by half the circumference of the sleeve where it joins the shoulder structure, is provided with dentiform gasket between lower valve base 5 and valve body 7
Ⅰ4。
Embodiment three
As shown in Figure 7 and Figure 8, a kind of sleeve type three-way control valve, a kind of set using corrugated tube sealing structure
Cartridge type distributing T-pipe regulation valve；Valve gap 11 is arranged on valve body 7 upper end by stud II, is also associated with valve above valve gap 11
Lid, lower valve port 1 is arranged on valve body 7 lower end by stud I 2 and nut I 3；Valve body 7 is internally installed core assembly 6, and valve body 7 is right
Side has hydraulic fluid port A, has hydraulic fluid port AB on the left of valve body 7, and valve body 7 lower end has the hydraulic fluid port B connecting lower valve port 1.
Core assembly 6 includes valve rod 6-1 and is fixed on the upper valve core 6-2 and bottom spool 6-3 of valve rod 6-1 end；Upper valve core
It is cased with the upper valve cage sleeve 6-4 of cylindrical shape outside 6-2, the sidewall of upper valve cage sleeve 6-4 has multiple through hole；Upper valve cage sleeve 6-
Between 4 lower ends and upper valve core 6-2, open connection, is tightly connected between upper valve cage sleeve 6-4 upper end and upper valve core 6-2, upper valve cage
In the arc-shaped seamlessly transitted between sleeve 6-4 upper end and upper valve core 6-2, connect between upper valve cage sleeve 6-4 and upper valve core 6-2
It is connected to four reinforcements in cross distribution；Hydraulic fluid port A on the right side of the connection of upper valve core 6-2 upper end, from the hydraulic oil of hydraulic fluid port AB
Enter from upper valve cage sleeve 6-4 lower end, then exited into hydraulic fluid port A by the through hole on upper valve cage sleeve 6-4 sidewall.Lower valve cage set
Multiple through hole is had, open connection, lower valve cage sleeve between lower valve cage sleeve 6-5 upper end and bottom spool 6-3 on the sidewall of cylinder 6-5
It is tightly connected between 6-5 lower end and bottom spool 6-3, in the circle seamlessly transitted between lower valve cage sleeve 6-5 lower end and bottom spool 6-3
Arcuation, connects between lower valve cage sleeve 6-5 and bottom spool 6-3 and has four reinforcements in cross distribution.Under bottom spool 6-3
End connects hydraulic fluid port B, and the hydraulic oil from hydraulic fluid port AB enters from lower valve cage sleeve 6-5 upper end, then by lower valve cage sleeve 6-5 sidewall
On through hole flow out, enter hydraulic fluid port AB.
Be provided with between upper valve cage sleeve 6-4 and valve body 7 on the upper valve base 8 that guides of valve cage sleeve 6-4, upper valve base 8 leads to
Cross half the circumference of the sleeve where it joins the shoulder structure to be threaded on valve body 7；It is provided with between lower valve cage sleeve 6-5 and valve body 7 and lower valve cage sleeve 6-5 is guided
Lower valve base 5, lower valve base 5 is threaded on valve body 7 by half the circumference of the sleeve where it joins the shoulder structure, is provided with dentiform gasket between lower valve base 5 and valve body 7
Ⅰ4.There is one section of corrugated tube the valve rod 6-1 upper end of core assembly 6, and it forms corrugated tube sealing structure with valve gap 11.
Claims (7)
1. a sleeve type three-way control valve, including valve body (7) and the core assembly (6) that is arranged in valve body (7)；Described valve body
(7) hydraulic fluid port A, hydraulic fluid port B and hydraulic fluid port AB are had on；It is characterized in that: described core assembly (6) includes valve rod (6-1) and is fixed on
The upper valve core (6-2) of valve rod (6-1) end and bottom spool (6-3)；The upper valve cage set of cylindrical shape it is cased with outside described upper valve core (6-2)
Cylinder (6-4)；The lower valve cage sleeve (6-5) of cylindrical shape it is cased with outside described bottom spool (6-3)；Described upper valve cage sleeve (6-4) and under
Multiple through hole is had on the sidewall of valve cage sleeve (6-5).
Sleeve type three-way control valve the most according to claim 1, it is characterised in that: described upper valve cage sleeve (6-4) lower end
And be tightly connected between upper valve core (6-2), open connection between upper valve cage sleeve (6-4) upper end and upper valve core (6-2)；Under described
Be tightly connected between valve cage sleeve (6-5) upper end and bottom spool (6-3), lower valve cage sleeve (6-5) lower end and bottom spool (6-3) it
Between open connect.
Sleeve type three-way control valve the most according to claim 2, it is characterised in that: described upper valve cage sleeve (6-4) lower end
And in the arc-shaped seamlessly transitted between upper valve core (6-2), connect between upper valve cage sleeve (6-4) and upper valve core (6-2) and have
Four reinforcements in cross distribution；In seamlessly transitting between described lower valve cage sleeve (6-5) upper end and bottom spool (6-3)
Arc-shaped, connects between lower valve cage sleeve (6-5) and bottom spool (6-3) and has four reinforcements in cross distribution.
Sleeve type three-way control valve the most according to claim 1, it is characterised in that: described upper valve cage sleeve (6-4) lower end
And open connection between upper valve core (6-2), it is tightly connected between upper valve cage sleeve (6-4) upper end and upper valve core (6-2)；Under described
Open between valve cage sleeve (6-5) upper end and bottom spool (6-3) connect, lower valve cage sleeve (6-5) lower end and bottom spool (6-3) it
Between be tightly connected.
Sleeve type three-way control valve the most according to claim 4, it is characterised in that: described upper valve cage sleeve (6-4) upper end
And in the arc-shaped seamlessly transitted between upper valve core (6-2), connect between upper valve cage sleeve (6-4) and upper valve core (6-2) and have
Four reinforcements in cross distribution；In seamlessly transitting between described lower valve cage sleeve (6-5) lower end and bottom spool (6-3)
Arc-shaped, connects between lower valve cage sleeve (6-5) and bottom spool (6-3) and has four reinforcements in cross distribution.
6. according to the sleeve type three-way control valve described in claim 2 or 4, it is characterised in that: described upper valve cage sleeve (6-4) with
The upper valve base (8) that upper valve cage sleeve (6-4) is guided it is provided with between valve body (7)；Described lower valve cage sleeve (6-5) and valve body (7)
Between be provided with the lower valve base (5) that lower valve cage sleeve (6-5) is guided.
Sleeve type three-way control valve the most according to claim 4, it is characterised in that: the valve rod (6-of described core assembly (6)
1) there is one section of corrugated tube upper end, and it forms corrugated tube sealing structure with valve gap (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620542316.8U CN205669600U (en) | 2016-06-06 | 2016-06-06 | Sleeve type three-way control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620542316.8U CN205669600U (en) | 2016-06-06 | 2016-06-06 | Sleeve type three-way control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205669600U true CN205669600U (en) | 2016-11-02 |
Family
ID=57190825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620542316.8U Active CN205669600U (en) | 2016-06-06 | 2016-06-06 | Sleeve type three-way control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205669600U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644414A (en) * | 2018-06-08 | 2018-10-12 | 江西欧科思瑞工业控制阀有限公司 | Regulating valve is blocked in balanced type threeway |
| CN111720585A (en) * | 2020-06-03 | 2020-09-29 | 浙江永盛科技股份有限公司 | Full-guide valve core small-flow three-way regulating valve |
| CN113565992A (en) * | 2021-08-27 | 2021-10-29 | 泉州市远伦自控阀门科技有限公司 | Universal valve |
-
2016
- 2016-06-06 CN CN201620542316.8U patent/CN205669600U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644414A (en) * | 2018-06-08 | 2018-10-12 | 江西欧科思瑞工业控制阀有限公司 | Regulating valve is blocked in balanced type threeway |
| CN111720585A (en) * | 2020-06-03 | 2020-09-29 | 浙江永盛科技股份有限公司 | Full-guide valve core small-flow three-way regulating valve |
| CN113565992A (en) * | 2021-08-27 | 2021-10-29 | 泉州市远伦自控阀门科技有限公司 | Universal valve |
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