CN208859013U - Interior spring diaphragm reducing valve out - Google Patents
Interior spring diaphragm reducing valve out Download PDFInfo
- Publication number
- CN208859013U CN208859013U CN201821660796.3U CN201821660796U CN208859013U CN 208859013 U CN208859013 U CN 208859013U CN 201821660796 U CN201821660796 U CN 201821660796U CN 208859013 U CN208859013 U CN 208859013U
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- piston rod
- valve body
- fixed
- upper cover
- reducing valve
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Abstract
The utility model discloses interior spring diaphragm reducing valves out, including valve body, the left side of the valve body is equipped with intake tunnel, the right side of the valve body is equipped with exhalant canal, the upper end of the valve body is fixed with upper cover by two the first clamping screws, the upper end of the upper cover is threaded with protection cap by the second clamping screw, through equipped with piston rod in the upper cover, the lower end of the piston rod is through intake tunnel and extends in exhalant canal, the lower end of the valve body is fixed with bottom cover, the junction of the upper cover and piston rod is equipped with and is slidingly sealed mechanism, the elastic mechanism connecting with piston rod upper end is installed in the protection cap, the piston rod is located at the part in exhalant canal equipped with regulating mechanism.The utility model is structurally reasonable, and leakage point is few, is capable of providing stable flow control, the pipeline suitable for corrosive liquid medium.
Description
Technical field
The utility model relates to pressure reducing valve technical field more particularly to interior spring diaphragm reducing valves out.
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.
Existing pressure reducing valve pressure stabilizing movement range is larger, is unable to that leakage point is more, can not be provided according to the size of flow
Stable effect of easing stress.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the interior spring diaphragm type out proposed
Pressure reducing valve, leakage point is few, is capable of providing stable flow control, the pipeline suitable for corrosive liquid medium.
To achieve the goals above, the utility model adopts the technical scheme that
The left side of interior spring diaphragm reducing valve, including valve body out, the valve body is equipped with intake tunnel, the right side of the valve body
Side is equipped with exhalant canal, and the upper end of the valve body is fixed with upper cover by two the first clamping screws, and the upper end of the upper cover is logical
It crosses the second clamping screw and is threaded with protection cap, run through in the upper cover and be equipped with piston rod, the lower end of the piston rod is run through
Intake tunnel simultaneously extends in exhalant canal, and the lower end of the valve body is fixed with bottom cover, the junction of the upper cover and piston rod
Equipped with mechanism is slidingly sealed, the elastic mechanism connecting with piston rod upper end is installed in the protection cap, the piston rod is located at
Part in exhalant canal is equipped with regulating mechanism.
Preferably, the Y-shaped setting of the exhalant canal.
Preferably, the mechanism that is slidingly sealed includes the filler for being filled in piston rod Yu upper cover junction, the protection cap
Gland is equipped with the junction of upper cover.
Preferably, the elastic mechanism includes the mount board being arranged in protection cap, and the two sides of the protection cap pass through
Screw is threadedly coupled with mount board, and the upper end of the piston rod is fixed with fixed block, and the upper end of the fixed block is equipped with groove, institute
The lower end for stating mount board is fixed with the first spring, and the lower end of first spring is fixed with the inserted block matched with groove, described
Retaining mechanism is installed in inserted block.
Preferably, the retaining mechanism includes the cylindrical cavity being arranged in inserted block, is set in the cylindrical cavity there are two follow block, two
The opposite side wall of the follow block is equipped with wedge block, and the beveled end of the wedge block downward and extends in groove, the groove
Inner wall be equipped with the socket that matches with wedge block, pass through second spring elastic connection between two follow blocks.
Preferably, the regulating mechanism includes the diaphragm for being fixed on piston-rod lower end, and the lower end of the diaphragm is equipped with valve
Valve.
The utility model compared with prior art, it has the advantage that:
1, using valve body, upper cover, bottom cover, protection cap form, integrated degree is high, and leakage point is few.
2, it is provided with piston rod, piston rod upper end is equipped with elastic mechanism, and piston-rod lower end is equipped with regulating mechanism, utilizes
Diaphragm direct pick-up downstream pressure drives flap, and control flap aperture completes pressure-reduced and-regulated function, and pressure stabilizing stable action is suitable for
The pipeline of corrosive liquid medium.
3, it is provided with retaining mechanism, is conveniently replaceable spring.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for going out spring diaphragm reducing valve the utility model proposes in；
Fig. 2 is to go out structure enlargement diagram at the A of spring diaphragm reducing valve the utility model proposes in.
In figure: 1 valve body, 2 intake tunnels, 3 exhalant canals, 4 diaphragms, 5 flaps, 6 bottom covers, 7 piston rods, 8 first locking screws
Bolt, 9 upper covers, 10 fillers, 11 protection caps, 12 screws, 13 first springs, 14 mount boards, 15 inserted blocks, 16 fixed blocks, 17 follow blocks, 18
Cylindrical cavity, 19 second springs, 20 wedge blocks, 21 glands.
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.
Referring to Fig.1-2, the left side of interior spring diaphragm reducing valve, including valve body 1 out, valve body 1 is equipped with intake tunnel 2, valve
The right side of body 1 is equipped with exhalant canal 3, and the upper end of the Y-shaped setting of exhalant canal 3, valve body 1 is solid by two the first clamping screws 8
Surely there is upper cover 9, the upper end of upper cover 9 is threaded with protection cap 11 by the second clamping screw, runs through in upper cover 9 and be equipped with piston rod
7, the lower end of piston rod 7 through intake tunnel 2 and extends in exhalant canal 3, and the lower end of valve body 1 is fixed with bottom cover 6, upper cover 9
It is equipped with the junction of piston rod 7 and is slidingly sealed mechanism, being slidingly sealed mechanism includes being filled in piston rod 7 and 9 junction of upper cover
Filler 10, the junction of protection cap 11 and upper cover 9 is equipped with gland 21, and sealing effect is good.
The elastic mechanism connecting with 7 upper end of piston rod is installed, elastic mechanism includes being arranged in protection cap in protection cap 11
Mount board 14 in 11, the two sides of protection cap 11 pass through screw 12 and are threadedly coupled with mount board 14, and the upper end of piston rod 7 is fixed
There is fixed block 16, the upper end of fixed block 16 is equipped with groove, and the lower end of mount board 14 is fixed with the first spring 13, the first spring 13
Lower end is fixed with the inserted block 15 matched with groove, is equipped with retaining mechanism in inserted block 15, is made by the stretching of the first spring 13
With the adjusting for realizing pressure, adjusts and stablize.
Retaining mechanism includes the cylindrical cavity 18 being arranged in inserted block 15, is set in cylindrical cavity 18 there are two follow block 17, two follow blocks 17
Opposite side wall is equipped with wedge block 20, and the beveled end of wedge block 20 downward and extends in groove, the inner wall of groove be equipped with
The socket that wedge block 20 matches, by 19 elastic connection of second spring between two follow blocks 17, when the first spring 13 uses
Between it is long when, drawing effect is deteriorated, and can unscrew the second clamping screw, remove protection cap 11, by two wedge blocks 20 by groove
Socket on wall is pressed into cylindrical cavity 18, can be so that inserted block 15 is separated with 16 phase of fixed block, then backs out two screws 12, removes dress
Plate 14 is set to be replaced with the first spring 13, it is easy to use.
Piston rod 7 is located at the part in exhalant canal 3 equipped with regulating mechanism, and regulating mechanism includes being fixed under piston rod 7
The diaphragm 4 at end, the lower end of diaphragm 4 are equipped with flap 5, and liquid enters from intake tunnel 2, after generating certain hydraulic pressure, oppress diaphragm 4
It moving down, diaphragm 4 drives flap 5 to compress, and opens the junction of intake tunnel 2 and exhalant canal 3, and 5 compression degree of flap is different,
Opening degree is also different, realizes the control of inflow.
In the utility model, liquid enters from intake tunnel 2, and after generating certain hydraulic pressure, compressing diaphragm 4 is moved down, 4 band of diaphragm
Dynamic flap 5 compresses, and opens the junction of intake tunnel 2 and exhalant canal 3, and 5 compression degree of flap is different, and opening degree is not yet
Together, piston rod 7 is moved down as diaphragm 4 moves down, and the adjusting of pressure is realized by the stretching action of the first spring 13, is adjusted steady
It is fixed, filler 10 is filled in upper cover 9, sealing effect is good, when the first spring 13 using it is of long duration when, drawing effect is deteriorated, and can twist
The second clamping screw is opened, protection cap 11 is removed, two wedge blocks 20 are pressed into cylindrical cavity 18 by the socket on groove inner wall, just
Inserted block 15 can be made to separate with 16 phase of fixed block, then back out two screws 12, mount board 14 is removed and the first spring 13 carries out more
It changes, it is easy to use.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
- Go out spring diaphragm reducing valve, including valve body (1) in 1., which is characterized in that it is logical that the left side of the valve body (1) is equipped with water inlet The right side in road (2), the valve body (1) is equipped with exhalant canal (3), and the upper end of the valve body (1) passes through two the first clamping screws (8) be fixed with upper cover (9), the upper end of the upper cover (9) is threaded with protection cap (11) by the second clamping screw, it is described on It covers through piston rod (7) are equipped in (9), the lower end of the piston rod (7) through intake tunnel (2) and extends to exhalant canal (3) in, the lower end of the valve body (1) is fixed with bottom cover (6), and it is close that the junction of the upper cover (9) and piston rod (7) is equipped with sliding Sealing mechanism, the protection cap (11) is interior to be equipped with the elastic mechanism connecting with piston rod (7) upper end, and the piston rod (7) is located at Part in exhalant canal (3) is equipped with regulating mechanism.
- 2. going out spring diaphragm reducing valve according to claim 1, which is characterized in that the exhalant canal (3) is Y-shaped Setting.
- 3. going out spring diaphragm reducing valve according to claim 1, which is characterized in that the mechanism that is slidingly sealed includes It is filled in the filler (10) of piston rod (7) Yu upper cover (9) junction, the protection cap (11) and the junction of upper cover (9) are equipped with Gland (21).
- 4. going out spring diaphragm reducing valve according to claim 1, which is characterized in that the elastic mechanism includes setting Mount board (14) in protection cap (11), the two sides of the protection cap (11) pass through screw (12) and mount board (14) screw thread Connection, the upper end of the piston rod (7) are fixed with fixed block (16), and the upper end of the fixed block (16) is equipped with groove, the dress The lower end for setting plate (14) is fixed with the first spring (13), the lower end of first spring (13) be fixed with matched with groove insert Block (15), the inserted block (15) is interior to be equipped with retaining mechanism.
- 5. going out spring diaphragm reducing valve according to claim 4, which is characterized in that the retaining mechanism includes setting Cylindrical cavity (18) in inserted block (15) sets in the cylindrical cavity (18) there are two follow block (17), and two follow blocks (17) are opposite Side wall is equipped with wedge block (20), and the beveled end of the wedge block (20) downward and extends in groove, the inner wall of the groove Equipped with the socket matched with wedge block (20), pass through second spring (19) elastic connection between two follow blocks (17).
- 6. going out spring diaphragm reducing valve according to claim 1, which is characterized in that the regulating mechanism includes fixing The lower end of diaphragm (4) in piston rod (7) lower end, the diaphragm (4) is equipped with flap (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821660796.3U CN208859013U (en) | 2018-10-15 | 2018-10-15 | Interior spring diaphragm reducing valve out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821660796.3U CN208859013U (en) | 2018-10-15 | 2018-10-15 | Interior spring diaphragm reducing valve out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208859013U true CN208859013U (en) | 2019-05-14 |
Family
ID=66420765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821660796.3U Active CN208859013U (en) | 2018-10-15 | 2018-10-15 | Interior spring diaphragm reducing valve out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208859013U (en) |
-
2018
- 2018-10-15 CN CN201821660796.3U patent/CN208859013U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Fujian Province Patentee after: Fluorinated Pipe Valve Co., Ltd. Address before: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Longyan City, Fujian Province Patentee before: Fluorinated Pipe Valve Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Fujian Province Patentee after: Youfu tight pipe valve group Co.,Ltd. Address before: 355200 Wenzhou Yuanwendu Industrial Zone, Fuding City, Ningde City, Fujian Province Patentee before: YOUFUMI PIPE & VALVE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |