CN208750090U - It is a kind of to subtract the high piloted reducer of the precision of voltage regulation - Google Patents
It is a kind of to subtract the high piloted reducer of the precision of voltage regulation Download PDFInfo
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- CN208750090U CN208750090U CN201821479707.5U CN201821479707U CN208750090U CN 208750090 U CN208750090 U CN 208750090U CN 201821479707 U CN201821479707 U CN 201821479707U CN 208750090 U CN208750090 U CN 208750090U
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- valve body
- valve
- precision
- subtract
- pipe
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Abstract
Subtract the high piloted reducer of the precision of voltage regulation the utility model discloses a kind of, including valve body, one end of the valve body is provided with inlet, and the other end of the valve body is provided with liquid outlet, the top of the valve body is equipped with valve deck, and the tail end of the valve body is equipped with valve seat.The utility model is solved the problems, such as by setting first pipe, second pipe, rolling lead screw, ball nut, adjustment spring, primary diaphragm, reset spring, secondary diaphragm, valve core structure without high-precision pressure-reduced and-regulated function and not very practical.
Description
Technical field
The utility model relates to piloted reducer technical fields, specially a kind of to subtract the high pilot-operated type decompression of the precision of voltage regulation
Valve.
Background technique
Pressure reducing valve is inlet pressure to be reduced to the outlet pressure of a certain needs, and by the energy of medium itself by adjusting
Amount, makes outlet pressure automatically keep stable valve.From the viewpoint of hydrodynamics, pressure reducing valve is that a local resistance can become
The restricting element of change changes the kinetic energy of flow velocity and fluid, causes the different pressure losses that is, by change orifice size, from
And achieve the purpose that decompression.Then by the adjusting of control and regulating system, the fluctuation of downstream pressure is made to balance each other with spring force,
Keep constant downstream pressure in certain error range, and piloted reducer is using the intracorporal opening and closing element of control valve
Aperture adjusts the flow of medium, by the pressure reduction of medium, while the aperture of opening and closing element is adjusted by the effect of downstream pressure,
It keeps downstream pressure in a certain range, in the continually changing situation of inlet pressure, keeps outlet pressure in the model of setting
In enclosing, the life for protecting thereafter produces utensil, and the utility model is specially a kind of to subtract the high piloted reducer of the precision of voltage regulation.
But there are deficiencies below for existing technology:
1, existing piloted reducer does not have high-precision pressure-reduced and-regulated function；
2, existing piloted reducer practicability is not high.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provide it is a kind of subtract the high piloted reducer of the precision of voltage regulation, solution
It has determined without high-precision pressure-reduced and-regulated function and not very practical problem.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of high pilot-operated type of the precision of voltage regulation that subtracts subtracts
Pressure valve, including valve body, one end of the valve body are provided with inlet, and the other end of the valve body is provided with liquid outlet, the valve
The top of body is equipped with valve deck, and the tail end of the valve body is equipped with valve seat.
Preferably, the valve deck is internally provided with rolling lead screw, and the top of the rolling lead screw is equipped with adjusting knob, institute
It states and adjustment spring is equipped with by ball nut on rolling lead screw, one end of the adjustment spring is equipped with primary diaphragm.
Preferably, the valve seat is internally provided with cavity, and the bottom end of the cavity inside is equipped with by reset spring
Secondary diaphragm, the middle position at the top of the secondary diaphragm are equipped with spool by valve rod.
Preferably, the inside of the valve body is equipped with block, and the middle position of block is arranged in the spool.
Preferably, it is provided with the first sealing ring between the valve deck and valve body, is provided between the valve seat and valve body
Two sealing rings.
Preferably, the side of the top end of the valve body is connect by first pipe with liquid outlet, is passed through in the first pipe
The connection of the side of second pipe and cavity.
(3) beneficial effect
The utility model provide it is a kind of subtract the high piloted reducer of the precision of voltage regulation, have it is following the utility model has the advantages that
(1) the utility model passes through setting first pipe, second pipe, rolling lead screw, ball nut, adjustment spring, the
One diaphragm, reset spring, secondary diaphragm, spool, and then make the present apparatus that there is dual decompression, consequently facilitating realizing high-precision
Steady pressure treatment, the high-pressure medium in pipeline is imported by the present apparatus by inlet when use, and then push away high-pressure medium
Dynamic primary diaphragm, rises primary diaphragm, so that primary diaphragm be made to carry out pushing adjustment spring, high-pressure medium is made to flow into valve
The top in internal portion, while liquid outlet is flowed to by first pipe, so that a heavy reduced pressure treatment is realized, consequently facilitating being stablized
Pressure condition inside pipeline, while second pipe is flowed to by squeezing when flowing into the high-pressure medium inside first pipe, in turn
It is flowed in the cavity inside valve seat by second pipe, and the secondary diaphragm inside valve seat is pushed, and then make the second film
Piece realizes rising processing, consequently facilitating secondary diaphragm carries out lifting processing by valve rod band movable valve plug, and then makes inside inlet
A large amount of high-pressure medium can flow directly into liquid outlet, double reduced pressure treatment be realized, consequently facilitating carrying out dual reduced pressure treatment, energy
Enough effective pressure conditions stablized inside pipeline.
(2) the utility model passes through setting first pipe, second pipe, rolling lead screw, ball nut, adjustment spring, the
One diaphragm, reset spring, secondary diaphragm, spool keep present apparatus structure simple, compact-sized, reliable for operation, can be realized simultaneously
The processing of high-precision pressure-reduced and-regulated improves the practicality so that the present apparatus be made to can adapt to the conveying with pressure piping.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure；
Fig. 2 is the utility model main view.
In figure: 1, valve body；2, valve deck；3, valve seat；4, the first sealing ring；5, the second sealing ring；6, inlet；7, go out liquid
Mouthful；8, adjusting knob；9, rolling lead screw；10, ball nut；11, first pipe；12, second pipe；13, spool；14, valve rod；
15, secondary diaphragm；16, reset spring；17, cavity；18, block；19, primary diaphragm；20, adjustment spring.
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.
As shown in Figs. 1-2, the utility model provides a kind of technical solution: a kind of to subtract the high pilot-operated type decompression of the precision of voltage regulation
Valve, including valve body 1, one end of valve body 1 are provided with inlet 6, and the other end of valve body 1 is provided with liquid outlet 7,1 top of valve body
Side is connect by first pipe 11 with liquid outlet 7, is connect by second pipe 12 with the side of cavity 17 in first pipe 11,
The inside of valve body 1 is equipped with block 18, and the top of valve body 1 is equipped with valve deck 2, and valve deck 2 is internally provided with rolling lead screw 9, rolling
The top of dynamic screw rod 9 is equipped with adjusting knob 8, passes through ball nut 10 on rolling lead screw 9 and is equipped with adjustment spring 20, adjustment spring
20 one end is equipped with primary diaphragm 19, and the tail end of valve body 1 is equipped with valve seat 3, and valve seat 3 is internally provided with cavity 17, cavity
Bottom end inside 17 is equipped with secondary diaphragm 15 by reset spring 16, and the middle position at 15 top of secondary diaphragm passes through valve rod
14 are equipped with spool 13, and spool 13 is arranged in the middle position of block 18, the first sealing is provided between valve deck 2 and valve body 1
Circle 4, is provided with the second sealing ring 5 between valve seat 3 and valve body 1, can import convenient for passing through inlet 6 for the high-pressure medium in pipeline
The present apparatus, and then high-pressure medium is made to carry out pushing primary diaphragm 19, increased primary diaphragm 19, to make primary diaphragm 19
It carries out pushing adjustment spring 20, so that high-pressure medium is flowed into the top inside valve body 1, while flowing to liquid outlet by first pipe 11
7, so that a heavy reduced pressure treatment is realized, consequently facilitating carrying out stablizing the pressure condition inside pipeline, while when inflow first pipe
High-pressure medium inside 11 flows to second pipe 12 by squeezing, and then flows to the cavity inside valve seat 3 by second pipe 12
In 17, and the secondary diaphragm 15 inside valve seat 3 is pushed, and then secondary diaphragm 15 is made to realize rising processing, consequently facilitating
Secondary diaphragm 15 carries out lifting processing with movable valve plug 13 by valve rod 14, and then enables a large amount of high-pressure medium in 6 inside of inlet
Liquid outlet 7 is enough flowed directly into, realizes double reduced pressure treatment, it, being capable of effective stable pipe consequently facilitating carry out dual reduced pressure treatment
Pressure condition inside road, while keeping present apparatus structure simple, it is compact-sized, it is reliable for operation, while can be realized high-precision and subtracting
Steady pressure treatment is pressed, so that the present apparatus be made to can adapt to the conveying with pressure piping, improves the practicality.
In use, the high-pressure medium in pipeline is imported the present apparatus by inlet 6, and then push high-pressure medium
Primary diaphragm 19 rises primary diaphragm 19, so that primary diaphragm 19 be made to carry out pushing adjustment spring 20, makes high-pressure medium
The top inside valve body 1 is flowed into, while liquid outlet 7 is flowed to by first pipe 11, so that a heavy reduced pressure treatment is realized, thus just
The is flowed to by extruding in stablize the pressure condition inside pipeline, while when flowing into the high-pressure medium inside first pipe 11
Two pipelines 12, and then flowed in the cavity 17 inside valve seat 3 by second pipe 12, and to the secondary diaphragm 15 inside valve seat 3
It is pushed, and then secondary diaphragm 15 is made to realize rising processing, consequently facilitating secondary diaphragm 15 is by valve rod 14 with movable valve plug 13
Lifting processing is carried out, and then a large amount of high-pressure medium in 6 inside of inlet is enable to flow directly into liquid outlet 7, realizes double decompression
Processing, consequently facilitating carrying out dual reduced pressure treatment.
It can to sum up obtain, the utility model passes through setting first pipe 11, second pipe 12, rolling lead screw 9, ball nut
10, adjustment spring 20, primary diaphragm 19, reset spring 16, secondary diaphragm 15,13 structure of spool solve and do not have high-precision
Pressure-reduced and-regulated function and not very practical problem.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
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 subtract the high piloted reducer of the precision of voltage regulation, including valve body (1), it is characterised in that: one end of the valve body (1)
It is provided with inlet (6), the other end of the valve body (1) is provided with liquid outlet (7), and the top of the valve body (1) is equipped with valve
It covers (2), the tail end of the valve body (1) is equipped with valve seat (3).
A kind of subtract the high piloted reducer of the precision of voltage regulation 2. according to claim 1, it is characterised in that: the valve deck
(2) be internally provided with rolling lead screw (9), the top of the rolling lead screw (9) is equipped with adjusting knob (8), the rolling lead screw
(9) it is equipped with adjustment spring (20) on by ball nut (10), one end of the adjustment spring (20) is equipped with primary diaphragm
(19)。
A kind of subtract the high piloted reducer of the precision of voltage regulation 3. according to claim 1, it is characterised in that: the valve seat
(3) be internally provided with cavity (17), the internal bottom end of the cavity (17) are equipped with secondary diaphragm by reset spring (16)
(15), the middle position at the top of the secondary diaphragm (15) is equipped with spool (13) by valve rod (14).
A kind of subtract the high piloted reducer of the precision of voltage regulation 4. according to claim 3, it is characterised in that: the valve body
(1) inside is equipped with block (18), middle position of spool (13) setting in block (18).
A kind of subtract the high piloted reducer of the precision of voltage regulation 5. according to claim 1, it is characterised in that: the valve deck
(2) it is provided between valve body (1) the first sealing ring (4), is provided with the second sealing ring between the valve seat (3) and valve body (1)
(5)。
A kind of subtract the high piloted reducer of the precision of voltage regulation 6. according to claim 1, it is characterised in that: the valve body
(1) side on top is connect by first pipe (11) with liquid outlet (7), passes through second pipe on the first pipe (11)
(12) it is connect with the side of cavity (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821479707.5U CN208750090U (en) | 2018-09-11 | 2018-09-11 | It is a kind of to subtract the high piloted reducer of the precision of voltage regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821479707.5U CN208750090U (en) | 2018-09-11 | 2018-09-11 | It is a kind of to subtract the high piloted reducer of the precision of voltage regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208750090U true CN208750090U (en) | 2019-04-16 |
Family
ID=66083316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821479707.5U Expired - Fee Related CN208750090U (en) | 2018-09-11 | 2018-09-11 | It is a kind of to subtract the high piloted reducer of the precision of voltage regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208750090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431805A (en) * | 2020-12-04 | 2021-03-02 | 涌镇液压机械（上海）有限公司 | Proportional pressure reducing valve with integrated pressure stabilizing function |
-
2018
- 2018-09-11 CN CN201821479707.5U patent/CN208750090U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431805A (en) * | 2020-12-04 | 2021-03-02 | 涌镇液压机械（上海）有限公司 | Proportional pressure reducing valve with integrated pressure stabilizing function |
| CN112431805B (en) * | 2020-12-04 | 2024-05-17 | 涌镇液压机械（上海）有限公司 | Proportional pressure reducing valve integrating pressure stabilizing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20210911 |