CN201884728U - Gas pressure regulator - Google Patents
Gas pressure regulator Download PDFInfo
- Publication number
- CN201884728U CN201884728U CN2010205576217U CN201020557621U CN201884728U CN 201884728 U CN201884728 U CN 201884728U CN 2010205576217 U CN2010205576217 U CN 2010205576217U CN 201020557621 U CN201020557621 U CN 201020557621U CN 201884728 U CN201884728 U CN 201884728U
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- membrane cover
- valve port
- level
- spring
- pressure regulator
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Abstract
The utility model provides a gas pressure regulator, wherein a pressure regulating device comprising a filter screen, a pressure regulating module and a cutter is arranged on the pressure regulator. The gas pressure regulator solves the problem that gas supply is very difficult or costs too high for a pressure regulating cabinet to supply gas to a very small user area. Besides, the gas pressure regulator has the advantages of small size, attractive appearance and complete functions, and is convenient to mount and maintain; all vulnerable parts can be replaced, so that the maintenance cost is low; and the use is flexible, because the gas pressure regulator can supply gas to a single household as well as a building.
Description
Technical field
The utility model relates to a kind of gas combustion apparatus, and tool is a kind of pressure governor that is used for combustion gas.
Technical background
Continuous expansion along with social demand, yet the very little user of gas consumptions such as single resident family, small business users or single Lou Dong in the middle of life is more and more, if this type of user with pressure governor air feed one greatly will occur cost very Senior Two come the air feed instability to have certain potential safety hazard.According to investigating the voltage adjusting device compact size of class user needs as can be known, multiple functional, so big pressure governor will be difficult to accomplish this point, so need be improved.Therefore the utility model provides a kind of gas pressure regulator, governor at this, addresses the above problem.
The model utility content
Technical barrier to be solved in the utility model provides a kind of gas pressure regulator, governor, solves the problem of above-mentioned described existing big pressure regulating cabinet inconvenience to very little user area air feed.
The utility model is to realize like this; construct a kind of gas pressure regulator, governor; by inlet union; cutter; voltage regulating module and outlet connection constitute; it is characterized in that: described cutter comprises a following membrane cover; on the following membrane cover film is arranged; the film outer is being pressed and is being gone up in the membrane cover along pressing pressing nut component; can axially movable pallet component be positioned on the film and be enclosed within on the pressing nut component; four steel balls that can move radially are in four radial holes of pressing nut component; valve rod is positioned in the axial bore of pressing nut component and contacts with steel ball; the pallet cover for seat has short facing directly with steel ball to contact on the pressing nut component cylindrical; the valve port base is by being threaded in of valve rod; the valve port pad is fixed on the valve port base by shaft block ring; the Returnning spring two ends contact with following membrane cover with the valve port base respectively; the decompression adjusting nut is connected with pressing nut component by screw thread; the decompression both ends of the spring contacts with the decompression adjusting nut with pallet component respectively; can be positioned on the step of membrane cover by axially movable superpressure spring seat; the superpressure spring is arranged on the superpressure spring seat; superpressure spring upper end and last membrane cover are by being threaded; last membrane cover upper-end surface is connected with protective cover by groove, and handle is by being threaded on the stem head.
According to a kind of gas pressure regulator, governor described in the utility model, it is characterized in that: described inlet union comprises inipple and filter screen.
According to a kind of gas pressure regulator, governor described in the utility model, it is characterized in that: described voltage regulating module comprises one-level regulator and secondary regulator.
According to a kind of gas pressure regulator, governor described in the utility model, it is characterized in that: described one-level regulator comprises that is gone up a membrane cover, be provided with the one-level spring in last membrane cover inside, this moment, the one-level spring was on the balance valve core that is arranged on membrane cover inside, and also was provided with film assembly, guide sleeve, one-level valve port pad in the one-level regulator; Also rheo-die-casting has the one-level valve port and cuts off valve port on valve body.
According to a kind of gas pressure regulator, governor described in the utility model, it is characterized in that: above-mentioned secondary regulator comprises membrane cover on the secondary, the membrane cover upper end covers by an end cap on the secondary, and on secondary, be provided with two-level spring in the membrane cover, membrane cover is pressed on the valve body on the secondary, also includes guide sleeve, lever in the valve body, guide sleeve location secondary valve port pad, have aperture on the secondary valve port pad, this moment, lever drove the valve port pad by the aperture that penetrates on the secondary valve port pad; Lever is provided with rotating shaft, adopts little Spielpassung between rotating shaft and the valve body.
According to a kind of gas pressure regulator, governor described in the utility model, it is characterized in that described outlet connection forms angie type with valve body or straight formula is connected.These two kinds flexibly Placement adapt to the different demand of user more.
Technological merit of the present utility model is: outer (circumference) all compressed and keeps sealing in the cutter film adopted, and this compresses mode and had both been avoided outlet pressure to leak into atmosphere also having been avoided inlet pressure to leak into outlet pressure simultaneously.This mode has also been simplified the sealing configuration film, has guaranteed that the stroke of film is enough.The surface of contact of steel ball and pallet seat adopts short facing directly to improve the cut-out precision.This cutter has excess pressure cutout and decompression is cut off two kinds of functions, and decompression is cut to optional function, and when the unusual rising of outlet pressure surpassed the excess pressure cutout setting value, cutter cut off, and has protected the safety of upstream device; When outlet pressure is reduced to when cutting off setting value above decompression unusually because of flow surpasses pressure governor regulating power or other reasons; cutter cuts off, protection upstream device safety, and the utility model is rational in infrastructure; multiple functional, so big pressure governor will be difficult to accomplish this point.This pressure governor is divided into two-stage pressure-regulating, and first order pressure regulation is preceding pressure to be reduced to a stationary value offer second level pressure regulation, if there is not first order pressure regulation, then outlet pressure will produce fluctuation and change the flare instability when causing user's usefulness gas with inlet pressure.Second level pressure regulation is that the steady pressure that first order pressure regulation provides is reduced to the steady pressure that the user needs.In addition, this gas pressure regulator, governor delicate structure, volume is little, have filtration, excess pressure cutout, decompression cut-out, one-level pressure regulation, secondary pressure regulation, trace and diffuse, multiple functional, safe and reliable, adopt two-stage pressure-regulating, the first order has balance valve core, and good stability, critical piece all adopt bolt to connect, import and export to adopt and be threaded, be convenient to installation and maintenance, all easily damaged partss are all replaceable, and maintenance cost is low.Use flexibly, both can be used as the single household air feed, also can be used as a building air feed.
Description of drawings
Fig. 1 is the utility model pressure governor angie type structural representation
Fig. 2 is the straight formula structural representation of the utility model pressure governor
Fig. 3 is the left TV structure schematic representation of Fig. 1 and Fig. 2
Fig. 4 is the utility model one-level regulator structural representation
Fig. 5 is the utility model secondary regulator structural representation
Fig. 6 is a cutter structural representation described in the utility model
Fig. 7 is the internal structure schematic representation of Fig. 1
Fig. 8 is the internal structure schematic representation of Fig. 2
Wherein: 1; inlet union, 1.1; inipple, 1.2 filter screens; 2; cutter, 2.1 films; 2.2; steel ball, 2.3; the pallet seat; 2.4; can axially movable pallet component, 2.5; pressing nut component, 2.6; the valve port pad; 2.7; the superpressure adjusting nut, 2.8; following membrane cover, 2.9; the valve port base; 2.10; valve rod, 2.11; handle, 2.12; last membrane cover; 2.13; Returnning spring, 2.14; the superpressure spring, 2.15; shaft block ring; 2.16; the decompression spring, 2.17; the decompression adjusting nut, 2.18; the superpressure spring seat; 2.19; protective cover, 3; voltage regulating module, 3.1; the one-level regulator; 3.1.1; last membrane cover, 3.1.2; the one-level spring, 3.1.3; balance valve core; 3.1.4; film assembly, 3.1.5; guide sleeve, 3.1.6; one-level valve port pad; 3.1.7; the one-level valve port, 3.1.8; cut off valve port, 3.2; the secondary regulator; 3.2.1; membrane cover on the secondary, 3.2.2; two-level spring, 3.2.3; guide sleeve; 3.2.4; lever; 3.2.5; secondary valve port pad, 4; outlet connection, 13; valve body.
Embodiment
Below in conjunction with accompanying drawing the utility model is made:
The utility model provides a kind of gas pressure regulator, governor, solve big at present pressure regulating cabinet and be difficult to very little user area air feed and the very high problem of air feed cost.Pressure governor described in the utility model comprises inlet union 1, cutter 2, voltage regulating module 3 and outlet connection 4, described outlet connection 4 can be by being connected with valve body 13 formation angie types or straight formula, wherein outlet connection 4 and valve body 13 can or be threaded by screw, shown in Fig. 1-2.Angie type or straight formula: valve body has the outlet of two positions, and an outlet is coaxial with import, and an outlet becomes 90 degree with import.When outlet connection is connected coaxial outlet, be called straight formula; When outlet connection is connected the outlet of 90 degree, be called angie type.Described cutter 2 comprises a following membrane cover 2.8; on the following membrane cover 2.8 film 2.1 is arranged; film 2.1 outers are being pressed and are being gone up in the membrane cover 2.12 along pressing pressing nut component 2.5; can axially movable pallet component 2.4 be positioned on the film 2.1 and be enclosed within on the pressing nut component 2.4; four steel balls that can move radially 2.2 are in 2.5 4 radial holes of pressing nut component; valve rod 2.10 is positioned in the axial bore of pressing nut component 2.5 and contacts with steel ball 2.2; pallet seat 2.3 is placed in has short facing directly with steel ball 2.2 to contact on pressing nut component 2.5 cylindricals; valve port base 2.9 is by being threaded in of valve rod 2.10; valve port pad 2.6 is fixed on valve port base 2.9 by shaft block ring 2.15; Returnning spring 2.13 two ends contact with following membrane cover 2.8 with valve port base 2.9 respectively; decompression adjusting nut 2.17 is connected with pressing nut component 2.5 by screw thread; decompression spring 2.16 two ends contact with decompression adjusting nut 2.17 with pallet component 2.4 respectively; can be positioned on the step of membrane cover 2.12 by axially movable superpressure spring seat 2.18; superpressure spring 2.14 is arranged on the superpressure spring seat 2.18; superpressure spring 2.14 upper ends and last membrane cover 2.12 are by being threaded; last membrane cover 2.12 upper-end surfaces are connected with protective cover 2.19 by groove, and handle 2.11 is by being threaded on the stem head.
Described inlet union 1 comprises inipple 1.1 and filter screen 1.2, but filter screen 1.2 impurity screenings, the protection pressure governor.
Described so here voltage regulating module 3 comprises one-level regulator 3.1 and secondary regulator 3.2 two-part.Described one-level regulator 3.1 comprises that is gone up a membrane cover 3.1.1, be provided with one-level spring 3.1.2 in last membrane cover 3.1.1 inside, this moment, one-level spring 3.1.2 was on the balance valve core 3.1.3 that is arranged on membrane cover 3.1.1 inside, and also be provided with film assembly 3.1.4, guide sleeve 3.1.5, level valve port pad 3.1.6 3.1 li of one-level regulators, also rheo-die-casting has one-level valve port 3.1.7 and cuts off valve port 3.1.8 on valve body 13, as shown in Figure 4.First order pressure regulation: can not design the balance valve core structure with preceding pressure fluctuation in order to guarantee the steady pressure that first order pressure regulation produces, this structure has been offset preceding pressure and has been acted on pressure on the valve port pad.One-level valve port pad can take off and change the one-level valve port and cut off valve port all is that rheo-die-casting forms on valve body, and having simplified structure guide sleeve effect one and be valve port pad leading role two is to avoid high velocity air directly to impact the instability that film and pallet produce.
Above-mentioned secondary regulator 3.2 comprises membrane cover 3.2.1 on the secondary, membrane cover 3.2.1 upper end covers by an end cap 3.2.6 on the secondary, and on secondary, be provided with two-level spring 3.2.2 in the membrane cover 3.2.1, membrane cover 3.2.1 is pressed on the valve body 13 on the secondary, valve body also includes guide sleeve 3.2.3, lever 3.2.4 for 13 li, guide sleeve 3.2.3 location secondary valve port pad 3.2.5, have aperture on the secondary valve port pad 3.2.5, this moment, lever 3.2.4 drove the valve port pad by the aperture that penetrates on the secondary valve port pad 3.2.5; Lever 3.2.4 is provided with rotating shaft 3.2.7, adopts little Spielpassung between rotating shaft 3.2.7 and the valve body 13, as shown in Figure 5.Second level pressure regulation: in the secondary pressure regulation, secondary valve port pad is located by guide sleeve; In order to simplify structure, end cap guaranteed and valve body between also fixed guide sleeve when sealing; Lever drives the pressure regulation of valve port pad by the special shape aperture that penetrates on the secondary valve port pad; Little Spielpassung is adopted in rotating shaft, has guaranteed that outlet pressure mainly enters bottom film chamber through signal tube, avoids unstable.
Wherein, Fig. 6 is a cutter structural representation described in the utility model; the inside of described cutter 2 has compressed film 2.1; steel ball 2.2 adopts short facing directly with the surface of contact of pallet seat 2.3, and the inside of cutter 2 is formed and comprised and be provided with pallet component 2.4; pressing nut component 2.5; valve port pad 2.6; superpressure adjusting nut 2.7; following membrane cover 2.8; valve port base 2.9; valve rod 2.10; handle 2.11; last membrane cover 2.12; Returnning spring 2.13; superpressure spring 2.14; shaft block ring 2.15; decompression spring 2.16; decompression adjusting nut 2.17; superpressure spring seat 2.18; protective cover 2.19.Cutter: in order to guarantee this pressure governor and the upstream device safety under the too high or too low situation of outlet pressure.The pallet seat was promoted to move up by film when pressure raise setting, the surface of contact of disengaging and steel ball, and valve rod pushes away screens with steel ball under Returnning spring drives, and valve rod continues to move the arrival of promotion valve port pad and is cut to the position; The pallet seat was promoted to move down by the decompression spring when pressure reduced set point, the surface of contact of disengaging and steel ball, and valve rod pushes away screens with steel ball under Returnning spring drives, and valve rod continues to move the arrival of promotion valve port pad and is cut to the position.
Safety is diffused, and this pressure governor carries trace and diffuses, and cause fluctuating the in short-term combustion gas that surpasses closing pressure that produces of outlet pressure Yin Wendu or other reasons can be diffused by trace and is discharged into atmosphere, has avoided frequent cut-out.Combustion gas enters filter from the pressure governor inlet ball valve, passes through cutout portion, one-level pressure regulation successively, supplies with the user by the secondary pressure regulation from the outlet ball valve at last through the gas after filtering.After the secondary pressure regulation was closed, outlet pressure continue to raise, this moment pull bar can by lever fixing can not on move, outlet pressure can continue to promote to move on the film to cause the gap occurring between film and the pull bar, and pressurized gas are diffused in the atmosphere by the gap.
Claims (6)
1. gas pressure regulator, governor; by inlet union (1); cutter (2); voltage regulating module (3) and outlet connection (4) constitute; it is characterized in that: described cutter (2) comprises a following membrane cover (2.8); film (2.1) is arranged on the following membrane cover (2.8); film (2.1) outer is being pressed and is being gone up in the membrane cover (2.12) along pressing pressing nut component (2.5); can axially movable pallet component (2.4) being positioned at film (2.1) goes up and is enclosed within on the pressing nut component (2.4); four steel balls that can move radially (2.2) are in (2.5) four radial holes of pressing nut component; valve rod (2.10) is positioned in the axial bore of pressing nut component (2.5) and contacts with steel ball (2.2); pallet seat (2.3) is placed in has short facing directly with steel ball (2.2) to contact on pressing nut component (2.5) cylindrical; valve port base (2.9) is by being threaded in of valve rod (2.10); valve port pad (2.6) is fixed on valve port base (2.9) by shaft block ring (2.15); Returnning spring (2.13) two ends contact with following membrane cover (2.8) with valve port base (2.9) respectively; decompression adjusting nut (2.17) is connected with pressing nut component (2.5) by screw thread; decompression spring (2.16) two ends contact with decompression adjusting nut (2.17) with pallet component (2.4) respectively; can be positioned on the step of membrane cover (2.12) by axially movable superpressure spring seat (2.18); superpressure spring (2.14) is arranged on the superpressure spring seat (2.18); superpressure spring (2.14) upper end and last membrane cover (2.12) are by being threaded; last membrane cover (2.12) upper-end surface is connected with protective cover (2.19) by groove, and handle (2.11) is by being threaded on the stem head.
2. a kind of gas pressure regulator, governor according to claim 1 is characterized in that: described inlet union (1) comprises inipple (1.1) and filter screen (1.2).
3. a kind of gas pressure regulator, governor according to claim 1 is characterized in that: described voltage regulating module (3) comprises one-level regulator (3.1) and secondary regulator (3.2).
4. a kind of gas pressure regulator, governor according to claim 3, it is characterized in that: described one-level regulator (3.1) comprises that is gone up a membrane cover (3.1.1), be provided with one-level spring (3.1.2) in last membrane cover (3.1.1) inside, one-level spring this moment (3.1.2) is on the balance valve core (3.1.3) that is arranged on membrane cover (3.1.1) inside, and also is provided with film assembly (3.1.4), guide sleeve (3.1.5), one-level valve port pad (3.1.6) in one-level regulator (3.1) lining; Also going up rheo-die-casting at valve body (13) has one-level valve port (3.1.7) and cuts off valve port (3.1.8).
5. a kind of gas pressure regulator, governor according to claim 3, it is characterized in that: above-mentioned secondary regulator (3.2) comprises membrane cover (3.2.1) on the secondary, membrane cover on the secondary (3.2.1) upper end covers by an end cap (3.2.6), and be provided with two-level spring (3.2.2) in the membrane cover on secondary (3.2.1), membrane cover on the secondary (3.2.1) is pressed on the valve body (13), valve body (13) lining also includes guide sleeve (3.2.3), lever (3.2.4), guide sleeve (3.2.3) location secondary valve port pad (3.2.5), have aperture on the secondary valve port pad (3.2.5), lever this moment (3.2.4) drives the valve port pad by the aperture that penetrates on the secondary valve port pad (3.2.5); Lever (3.2.4) is provided with rotating shaft (3.2.7), adopts little Spielpassung between rotating shaft and the valve body (13).
6. a kind of gas pressure regulator, governor according to claim 1 is characterized in that, described outlet connection (4) forms angie type with valve body (13) or straight formula is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205576217U CN201884728U (en) | 2010-10-11 | 2010-10-11 | Gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205576217U CN201884728U (en) | 2010-10-11 | 2010-10-11 | Gas pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201884728U true CN201884728U (en) | 2011-06-29 |
Family
ID=44182272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205576217U Expired - Lifetime CN201884728U (en) | 2010-10-11 | 2010-10-11 | Gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201884728U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644341A (en) * | 2013-12-26 | 2014-03-19 | 谷红军 | Cutting off type indoor pressure regulator |
| CN105465439A (en) * | 2014-07-22 | 2016-04-06 | 费希尔久安输配设备(成都)有限公司 | Pressure regulating valve |
-
2010
- 2010-10-11 CN CN2010205576217U patent/CN201884728U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644341A (en) * | 2013-12-26 | 2014-03-19 | 谷红军 | Cutting off type indoor pressure regulator |
| CN105465439A (en) * | 2014-07-22 | 2016-04-06 | 费希尔久安输配设备(成都)有限公司 | Pressure regulating valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110629 |
|
| CX01 | Expiry of patent term |