CN207131931U - A kind of big flow pressure reducer - Google Patents
A kind of big flow pressure reducer Download PDFInfo
- Publication number
- CN207131931U CN207131931U CN201721101305.7U CN201721101305U CN207131931U CN 207131931 U CN207131931 U CN 207131931U CN 201721101305 U CN201721101305 U CN 201721101305U CN 207131931 U CN207131931 U CN 207131931U
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- movable block
- valve
- pressure
- delivery outlet
- cavity
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Abstract
The utility model discloses a kind of big flow pressure reducer, its structure includes safety valve, high-pressure inlet, movable block, middle pressure delivery outlet, cavity, structure safety valve is arranged on the movable block upper left corner, structure high-pressure inlet is at the top of movable block, delivery outlet is pressed in structure on the right side of movable block, structurally live motion block bottom is provided with cavity, structural cavities mechanically connect with middle pressure delivery outlet, structure high-pressure inlet, middle pressure delivery outlet, cavity communicates between any two, structure safety valve mechanically connects with movable block, the utility model is provided with adjusting screw, pilot valve, spring, valve rod, leakage port, when pressure-reducing valve failure, it can be vented automatically, ensure the safety of user of service, it is compact-sized simple, handling ease, pressure drop is stable, good seal performance, practicality is high.
Description
Technical field
The utility model is a kind of big flow pressure reducer, belongs to pressure regulating equipment field.
Background technology
In industrial production is either lived, the flow of fluid in control pipeline is necessary, particularly in big flow
When flow of fluid, pressure is excessive to be often easily destroyed valve either pipeline, cost is added to industrial production, to life
Also many inconvenience is brought.
Prior art discloses Application No.：A kind of 200920189495 big flow pressure reducer, including body, regulation hand
Handle, bottom and bonnet, valve seat is provided with described body, thimble is provided with valve seat, seal receptacle, valve seat are provided with thimble
Flap is additionally provided with below, and main spring is housed on flap, spring, diaphragm and film are wherein additionally provided between body and regulation handle
Piece base, is also provided with inlet pressure display table and outlet pressure display table on body by flange, and described seal receptacle is soft
Sealing, described flange and bottom are using threaded connection, the beneficial effect of the utility model:Practicality, it is easy to use, it is produced into
This is low, can preferably control flowing of the liquid in pipeline, the particularly flow of fluid of big flow still prior art big flow
The decompression of pressure reducer is unstable, and sealing is not high, and practicality is low.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of big flow pressure reducer, it is big to solve
The problem of decompression of flow rate pressure reducer is unstable, and sealing is not high, and practicality is low.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of big flow decompression
Device, its structure include safety valve, high-pressure inlet, movable block, middle pressure delivery outlet, cavity, and described safety valve is arranged on movable block
The upper left corner, described high-pressure inlet is at the top of movable block, and described middle pressure delivery outlet is on the right side of movable block, described activity
Block bottom is provided with cavity, and described cavity mechanically connects with middle pressure delivery outlet, described high-pressure inlet, middle pressure delivery outlet, cavity
Communicate between any two, described safety valve mechanically connects with movable block；
Described safety valve is made up of adjusting screw, pilot valve, spring, valve rod, leakage port, base, described adjusting screw
Inside pilot valve, described adjusting screw mechanically connects with pilot valve, and one end of described spring is arranged on adjusting screw bottom,
The other end is connected with valve rod, and described leakage port is located at valve rod side, and described base is fixedly connected with valve rod.
Further, described base mechanically connects with movable block.
Further, described valve rod mechanically connects through base and with movable block.
Further, described leakage port is located at safety valve bottom sides.
Further, described leakage port runs through safety valve.
Further, described safe valve surface is provided with screw thread, increase friction.
Beneficial effect
The utility model is provided with adjusting screw, pilot valve, spring, valve rod, leakage port, when pressure-reducing valve failure, can be vented automatically,
Ensure the safety of user of service, compact-sized simple, handling ease, pressure drop is stable, good seal performance, and practicality is high.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of big flow pressure reducer of the utility model.
In figure：Safety valve -1, high-pressure inlet -2, movable block -3, middle pressure delivery outlet -4, cavity -5, adjusting screw -101, lead
Valve -102, spring -103, valve rod -104, leakage port -105, base -106.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Referring to Fig. 1, the utility model provides a kind of big flow pressure reducer, its structure include safety valve 1, high-pressure inlet 2,
Movable block 3, middle pressure delivery outlet 4, cavity 5, described safety valve 1 are arranged on the upper left corner of movable block 3, and described high-pressure inlet 2 is set
In the top of movable block 3, for described middle pressure delivery outlet 4 located at the right side of movable block 3, the described bottom of movable block 3 is provided with cavity 5, institute
The cavity 5 stated mechanically connects with middle pressure delivery outlet 4, and described high-pressure inlet 2, middle pressure delivery outlet 4, cavity 5 communicate between any two,
Described safety valve 1 mechanically connects with movable block 3, and described safety valve 1 is by adjusting screw 101, pilot valve 102, spring 103, valve
Bar 104, leakage port 105, base 106 form, and described adjusting screw 101 is inside pilot valve 102, described adjusting screw
101 mechanically connect with pilot valve 102, and one end of described spring 103 is arranged on the bottom of adjusting screw 101, the other end and valve rod 104
It is connected, described leakage port 105 is located at the side of valve rod 104, and described base 106 is fixedly connected with valve rod 104, described bottom
Seat 106 mechanically connects with movable block 3, and described valve rod 104 mechanically connects through base 106 and with movable block 3, and described lets out
Gas port 105 is located at the bottom sides of safety valve 1, and described leakage port 105 runs through safety valve 1, and the described surface of safety valve 1 is provided with spiral shell
Line, increase friction.
Safety valve 1, high-pressure inlet 2, movable block 3, middle pressure delivery outlet 4, cavity 5 form the integral frame of the equipment, high pressure
Enter from high-pressure inlet 2, now the air pressure in cavity 5 is than relatively low, and high pressure drives movable block 3 to move downward, when high pressure and cavity 5
In atmospheric pressure value equipressure when, movable block 3 is kept in the center, it is middle pressure therefrom pressure delivery outlet 4 export, when pressure-reducing valve failure, can arrange automatically
Gas, ensure the safety of user of service, compact-sized simple, handling ease, pressure drop is stable, good seal performance, and practicality is high.
Safety valve 1 described in the utility model is that opening and closing element is in normally off under by external force effect, when equipment or pipeline
When interior pressure medium increases to over setting, by outside system discharge medium prevent that pressure medium surpasses in pipeline or equipment
Cross the Special valve of specified value.
Safety valve 1 of the present utility model, high-pressure inlet 2, movable block 3, middle pressure delivery outlet 4, cavity 5, adjusting screw 101,
Pilot valve 102, spring 103, valve rod 104, leakage port 105, the part of base 106 are that universal standard part or those skilled in the art know
The part of dawn, its structure and principle all can be learnt by technical manual or be obtained by normal experiment method for this technology personnel
Know, the utility model solve the problems, such as be big flow pressure reducer decompression it is unstable, sealing is not high, and practicality is low, this practicality
New being combined with each other by above-mentioned part, provided with adjusting screw 101, pilot valve 102, spring 103, valve rod 104, leakage port 105,
It when pressure-reducing valve failure, can automatically be vented, ensure the safety of user of service, compact-sized simple, handling ease, pressure drop is stable, close
Sealing property is good, and practicality is high, described in detail below：
Inside pilot valve 102, described adjusting screw 101 mechanically connects described adjusting screw 101 with pilot valve 102,
One end of described spring 103 is arranged on the bottom of adjusting screw 101, and the other end is connected with valve rod 104, described leakage port
105 are located at the side of valve rod 104, and described base 106 is fixedly connected with valve rod 104.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of big flow pressure reducer, its structure includes safety valve (1), high-pressure inlet (2), movable block (3), middle pressure delivery outlet
(4), cavity (5), described safety valve (1) are arranged on movable block (3) upper left corner, and described high-pressure inlet (2) is located at movable block
(3) top, for described middle pressure delivery outlet (4) on the right side of movable block (3), described movable block (3) bottom is provided with cavity (5),
Described cavity (5) mechanically connects with middle pressure delivery outlet (4), described high-pressure inlet (2), middle pressure delivery outlet (4), cavity (5)
Communicate between any two, described safety valve (1) mechanically connects with movable block (3), it is characterised in that：
Described safety valve (1) by adjusting screw (101), pilot valve (102), spring (103), valve rod (104), leakage port (105),
Base (106) forms, and described adjusting screw (101) is internal located at pilot valve (102), described adjusting screw (101) and pilot valve
(102) mechanically connect, one end of described spring (103) is arranged on adjusting screw (101) bottom, the other end and valve rod (104)
It is connected, described leakage port (105) is located at valve rod (104) side, and described base (106) is fixedly connected with valve rod (104).
A kind of 2. big flow pressure reducer according to claim 1, it is characterised in that：Described base (106) and movable block
(3) mechanically connect.
A kind of 3. big flow pressure reducer according to claim 1, it is characterised in that：Described valve rod (104) runs through base
(106) and with movable block (3) mechanically connect.
A kind of 4. big flow pressure reducer according to claim 1, it is characterised in that：Described leakage port (105) is located at peace
Full valve (1) bottom sides.
A kind of 5. big flow pressure reducer according to claim 1, it is characterised in that：Described leakage port (105) is through peace
Full valve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721101305.7U CN207131931U (en) | 2017-08-30 | 2017-08-30 | A kind of big flow pressure reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721101305.7U CN207131931U (en) | 2017-08-30 | 2017-08-30 | A kind of big flow pressure reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207131931U true CN207131931U (en) | 2018-03-23 |
Family
ID=61636909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721101305.7U Active CN207131931U (en) | 2017-08-30 | 2017-08-30 | A kind of big flow pressure reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207131931U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296792A (en) * | 2018-11-28 | 2019-02-01 | 凯迈（洛阳）气源有限公司 | A kind of helicopter buoy jettison system integrated form decompressor |
| WO2021188060A1 (en) * | 2020-03-16 | 2021-09-23 | Dikkaya Su Kontrol Sistemleri Sanayi Ve Ticaret A.S. | Pressure reducer pilot valve with incremental variable area tandem diaphragm |
-
2017
- 2017-08-30 CN CN201721101305.7U patent/CN207131931U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296792A (en) * | 2018-11-28 | 2019-02-01 | 凯迈（洛阳）气源有限公司 | A kind of helicopter buoy jettison system integrated form decompressor |
| WO2021188060A1 (en) * | 2020-03-16 | 2021-09-23 | Dikkaya Su Kontrol Sistemleri Sanayi Ve Ticaret A.S. | Pressure reducer pilot valve with incremental variable area tandem diaphragm |
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