CN209725236U - A kind of valve multi-level throttle structure - Google Patents
A kind of valve multi-level throttle structure Download PDFInfo
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- CN209725236U CN209725236U CN201920315954.XU CN201920315954U CN209725236U CN 209725236 U CN209725236 U CN 209725236U CN 201920315954 U CN201920315954 U CN 201920315954U CN 209725236 U CN209725236 U CN 209725236U
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- valve
- restriction portion
- installation cavity
- bending restriction
- cavity
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Abstract
The utility model discloses a kind of valve multi-level throttle structures, including valve seat, regulating valve is installed at the top of the valve seat, the regulating valve side is fixed with entrance cavity, the entrance cavity interior side port is connected with throttling channel one end, the throttling channel other end is fixedly connected with sealing block, the sealing block is connected to installation cavity bottom end side, the installation cavity is provided with vertically at regulating valve center, valve rod is equipped with inside the installation cavity, the valve rod bottom end is fixedly connected with flap, it is connected on the outside of the flap with installation cavity wall, the regulating valve other side is fixedly connected with outlet plenum, a kind of the utility model valve multi-level throttle structure, by the way that throttling channel is arranged in entrance cavity one end, it throttles to medium fluid, fluid pressure reduction after the first bending restriction portion, then prevent fluid from directly washing away by the blocking of barrier block To the second bending restriction portion, curved restriction portion inner wall is discharged after the surge of fluid has been effectively relieved by link slot and outlet plenum.
Description
Technical field
The utility model relates to a kind of throttle structure, in particular to a kind of valve multi-level throttle structure belongs to valve and sets
Standby technical field.
Background technique
Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting
Or the functions such as overflow pressure relief, for the valve of fluid control systems, from simplest shut-off valve to extremely complex robot control system(RCS)
Used in various valves, kind and specification are quite various, valve can be used for controlling empty gas and water, steam, various corrosivity be situated between
The flowing of the various types fluid such as matter, mud, oil product, liquid metal and radiating medium.
The existing throttle valve for industrial valve, since flow velocity is very big between throttling flap and valve seat, to cause these
Piece surface can be quickly damaged, and cause leakage phenomenon, encounter this phenomenon, and the anti-leak result of the outlet plenum of valve body is poor,
It is inconvenient for use.Therefore we make improvement to this, propose a kind of valve multi-level throttle structure.
Utility model content
The purpose of this utility model is to provide a kind of valve multi-level throttle structures, to solve to mention in above-mentioned background technique
Conventional throttle valve piece surface out is quickly damaged, the poor problem of anti-leak result.
To achieve the above object, the utility model provides the following technical solutions: a kind of valve multi-level throttle structure, including
Valve seat, the valve seat top are equipped with regulating valve, and the regulating valve side is fixed with entrance cavity, the entrance cavity interior side port
It is connected with throttling channel one end, the throttling channel other end is fixedly connected with sealing block, and the sealing block is connected to installation cavity bottom end
Side, the installation cavity are provided with vertically at regulating valve center, and valve rod is equipped with inside the installation cavity, and the valve rod bottom end is solid
Surely it is connected with flap, is connected on the outside of the flap with installation cavity wall, the regulating valve other side is fixedly connected with outlet plenum, institute
It states outlet plenum to connect by link slot and installation cavity, described throttling channel one end offers the first bending restriction portion, and described first is curved
Bent restriction portion one end is connected with sealing block, and the second bending connected with the first bending restriction portion is offered inside the sealing block and is saved
Section is flowed, the first bending restriction portion and second are bent at the connectivity port of restriction portion and are fixed with barrier block.
As a kind of optimal technical scheme of the utility model, the flap periphery is coated with rubber gasket.
As a kind of optimal technical scheme of the utility model, the outlet plenum and entrance cavity periphery are connected with barney
Cylinder.
As a kind of optimal technical scheme of the utility model, reinforcing rib is distributed on the outside of the entrance cavity and throttling channel.
As a kind of optimal technical scheme of the utility model, sound insulation is filled between the regulating valve inner wall and installation cavity
Cotton.
As a kind of optimal technical scheme of the utility model, the first bending restriction portion, barrier block and the second bending
Restriction portion is an integral molding structure.
Compared with prior art, the utility model has the beneficial effects that a kind of the utility model valve multi-level throttle knot
Structure, there is valve piece surface receiving to wash away, and pressure is small, the good advantage of anti-leak result, specific in use, with traditional section
Stream valve arrangement is compared, and the utility model throttles to medium fluid, flow by the way that throttling channel is arranged in entrance cavity one end
Body pressure reduction after the first bending restriction portion, then prevents fluid from directly washing away to the second bending by the blocking of barrier block
Restriction portion, curved restriction portion inner wall are discharged after the surge of fluid has been effectively relieved by link slot and outlet plenum, use effect
Fruit is good.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the throttling grooves structure schematic diagram of the utility model；
In figure: 1, valve seat；2, regulating valve；3, entrance cavity；4, reinforcing rib；5, valve rod；6, sound insulation sleeve；7, outlet plenum；8,
Link slot；9, throttling channel；10, rubber gasket；11, flap；12, installation cavity；13, the first bending restriction portion；14, sealing block；
15, the second bending restriction portion；16, barrier block.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of valve multi-level throttle structure, including valve seat 1, the valve seat referring to FIG. 1-2,
1 top is equipped with regulating valve 2, and 2 side of regulating valve is fixed with entrance cavity 3,3 interior side port of entrance cavity and throttling channel
9 one end are connected, and 9 other end of throttling channel is fixedly connected with sealing block 14, and the sealing block 14 is connected to 12 bottom end of installation cavity
Side, the installation cavity 12 are provided with vertically at 2 center of regulating valve, and valve rod 5, the valve rod are equipped with inside the installation cavity 12
5 bottom ends are fixedly connected with flap 11, and 11 outside of flap is connected with 12 inner wall of installation cavity, and 2 other side of regulating valve is fixed
It is connected with outlet plenum 7, the outlet plenum 7 is connected by link slot 8 and installation cavity 12, and described 9 one end of throttling channel offers first
Be bent restriction portion 13, it is described first bending 13 one end of restriction portion is connected with sealing block 14, offered inside the sealing block 14 and
The second bending restriction portion 15 that first bending restriction portion 13 is connected, the first bending restriction portion 13 and the second bending restriction portion 15
Connectivity port at be fixed with barrier block 16.
Preferably, 11 periphery of flap is coated with rubber gasket 10, prevents high-pressure medium from leaking.
Preferably, the outlet plenum 7 and 3 periphery of entrance cavity are connected with sound insulation sleeve 6, reduce making an uproar for fluid scouring generation
Sound pollution.
Preferably, reinforcing rib 4 is distributed on the outside of the entrance cavity 3 and throttling channel 9, the overall structure for improving throttle mechanism is strong
Degree.
Preferably, sound-proof material, high-efficient noise-reducing are filled between 2 inner wall of regulating valve and installation cavity 12.
Preferably, the first bending restriction portion 13, barrier block 16 and the second bending restriction portion 15 are an integral molding structure,
So that medium fluid obtains multi-level throttle, buffering washes away valve body internals.
When specifically used, there is a kind of the utility model valve multi-level throttle structure valve piece surface receiving to wash away pressure
Power is small, the good advantage of anti-leak result, by being throttled to medium fluid in 3 one end of entrance cavity setting throttling channel 9, fluid
The pressure reduction after the first bending restriction portion 13 then prevents fluid from directly washing away to second curved by the blocking of barrier block 16
Bent restriction portion 15, flap 11 is separated with sealing block 14 when valve rod 5 moves up, and rushing for fluid has been effectively relieved in curved restriction portion inner wall
It is discharged after hitting pressure by link slot 8 and outlet plenum 7, sound-proof material, and 3 periphery of outlet plenum 7 and entrance cavity is filled with inside regulating valve 2
It is connected with sound insulation sleeve 6, without noise effect, using effect is good, is worth being widely popularized.
In the description of the present invention, it should be understood that the orientation or positional relationship of instruction is based on shown in attached drawing
Orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as practical new to this
The limitation of type.
In the present invention unless specifically defined or limited otherwise, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or integral；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements, unless otherwise clear
Restriction can understand above-mentioned term in the utility model as the case may be for the ordinary skill in the art
In concrete meaning.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of valve multi-level throttle structure, including valve seat (1), which is characterized in that be equipped with adjusting at the top of the valve seat (1)
Valve (2), regulating valve (2) side are fixed with entrance cavity (3), entrance cavity (3) interior side port and throttling channel (9) one end
It is connected, throttling channel (9) other end is fixedly connected with sealing block (14), and the sealing block (14) is connected to installation cavity (12) bottom
Side is held, the installation cavity (12) is provided with vertically at regulating valve (2) center, is equipped with valve rod inside the installation cavity (12)
(5), valve rod (5) bottom end is fixedly connected with flap (11), is connected on the outside of the flap (11) with installation cavity (12) inner wall, institute
It states regulating valve (2) other side to be fixedly connected with outlet plenum (7), the outlet plenum (7) is connect by link slot (8) with installation cavity (12)
Logical, described throttling channel (9) one end offers the first bending restriction portion (13), described first bending restriction portion (13) one end and sealing
Block (14) is connected, and the second bending restriction portion connected with the first bending restriction portion (13) is offered inside the sealing block (14)
(15), barrier block is fixed at first bending restriction portion (13) and the connectivity port of the second bending restriction portion (15)
(16)。
2. a kind of valve multi-level throttle structure according to claim 1, it is characterised in that: flap (11) periphery packet
It is covered with rubber gasket (10).
3. a kind of valve multi-level throttle structure according to claim 1, it is characterised in that: the outlet plenum (7) and enter
Oral cavity (3) periphery is connected with sound insulation sleeve (6).
4. a kind of valve multi-level throttle structure according to claim 1, it is characterised in that: the entrance cavity (3) and section
Reinforcing rib (4) are distributed on the outside of chute (9).
5. a kind of valve multi-level throttle structure according to claim 1, it is characterised in that: regulating valve (2) inner wall
Sound-proof material is filled between installation cavity (12).
6. a kind of valve multi-level throttle structure according to claim 1, it is characterised in that: the first bending restriction portion
(13), barrier block (16) and the second bending restriction portion (15) are an integral molding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920315954.XU CN209725236U (en) | 2019-03-13 | 2019-03-13 | A kind of valve multi-level throttle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920315954.XU CN209725236U (en) | 2019-03-13 | 2019-03-13 | A kind of valve multi-level throttle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209725236U true CN209725236U (en) | 2019-12-03 |
Family
ID=68686297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920315954.XU Active CN209725236U (en) | 2019-03-13 | 2019-03-13 | A kind of valve multi-level throttle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209725236U (en) |
-
2019
- 2019-03-13 CN CN201920315954.XU patent/CN209725236U/en active Active
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