CN205423996U - Branch pipe pressure -reducing valve - Google Patents
Branch pipe pressure -reducing valve Download PDFInfo
- Publication number
- CN205423996U CN205423996U CN201620223858.9U CN201620223858U CN205423996U CN 205423996 U CN205423996 U CN 205423996U CN 201620223858 U CN201620223858 U CN 201620223858U CN 205423996 U CN205423996 U CN 205423996U
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- Prior art keywords
- branch pipe
- valve
- pipe pressure
- valve body
- reducing valve
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Abstract
The utility model discloses a branch pipe pressure -reducing valve relates to relief pressure valve technical field to solve the problem that current branch pipe pipeline is unfavorable for the multiple valve pipe fitting of filter, branch pipe pressure -reducing valve and manometer, the integrative installation of instrument. Branch pipe pressure -reducing valve in, include: the relief pressure valve main part, the both ends of relief pressure valve main part feed through respectively has into water end and play water end (W. E. ), intake and serve the built -in filter that has, be equipped with the manometer on the play water end (W. E. ). The utility model discloses mainly be applied to to install and use on the branch pipe pipeline and as the relief pressure valve.
Description
Technical field
This utility model relates to air relief valve technical field, especially relates to a kind of branch pipe pressure-reducing valve.
Background technology
Air relief valve is by regulation, and inlet pressure reduces to the outlet pressure of a certain needs, and relies on the energy of medium itself, makes outlet pressure automatically keep stable valve.Branch pipe pressure-reducing valve is mounted in the arm pipeline of supply line, for voltage stabilizing and not only subtract dynamic pressure but also subtract the air relief valve of static pressure.
The structural representation of the branch pipe pressure-reducing valve that Fig. 1 provides for prior art.
Wherein, as it is shown in figure 1, existing branch pipe pressure-reducing valve generally includes: valve body and lay respectively at the entrance point at two ends and the port of export of valve body；Specifically, the inside of valve body so that the kinetic energy of flow velocity and fluid changes, thus can be caused the different pressure losses by changing orifice size, and then reach the purpose of decompression.Further, in actual applications, in order to the impurity in water body in arm pipeline is filtered, generally on arm pipeline, it is provided with filter, and this filter can close on the import side setting of branch pipe pressure-reducing valve, thus played the effect stopped by impurity by filter；Simultaneously, in order to confirm that branch pipe pressure-reducing valve has carried out decompression operation effectively to water body, generally on arm pipeline, it is additionally provided with Pressure gauge, and this Pressure gauge can close on the outlet side of branch pipe pressure-reducing valve and arrange, thus the force value detected by Pressure gauge is to learn whether branch pipe pressure-reducing valve has carried out effectively reducing pressure to water body.
But, present inventor finds, owing to the arm pipeline of supply line is commonly installed narrow space, is therefore unfavorable for filter, branch pipe pressure-reducing valve and manometric together installs.
Utility model content
The purpose of this utility model is to provide a kind of branch pipe pressure-reducing valve, is unfavorable for filter, branch pipe pressure-reducing valve and Pressure gauge multiple valve pipe fitting, the one installation question of instrument solving arm pipeline in prior art.
This utility model provides a kind of branch pipe pressure-reducing valve, including: air relief valve main body, the two ends of described air relief valve main body have been respectively communicated with water inlet end and water side；Being built-in with filter on described water inlet end, described water side is provided with Pressure gauge.
During actual application, described filter includes: drainage screen and filter screen bottom；Described drainage screen is vertically provided in described water inlet end, and described filter screen bottom is connected with the sidewall of described water inlet end.
Wherein, described drainage screen is made up of stainless steel.
Specifically, described filter screen bottom removably connects with the sidewall of described water inlet end, and described drainage screen can depart from described water inlet end.
Further, it is provided with the first sealing ring between described filter screen bottom and the sidewall of described water inlet end.
During actual application, described air relief valve main body includes: valve body and the valve gap being connected with described valve body and valve body lower cover；Described valve body is provided with flap assembly, and described flap assembly docks with described valve body lower cover；It is additionally provided with pressure adjusting part on described valve body, and described pressure adjusting part docks with described valve gap.
Wherein, described valve body and the one-body molded setting of described water inlet end and described water side.
Specifically, described flap assembly includes: flap nut, and one end of described flap nut is docked with described valve body lower cover, the other end is connected with described valve body by flap sealing gasket；The outside of described flap nut and described flap sealing gasket is closely set with flap part.
Further, described pressure adjusting part includes: set screw, and one end of described set screw and described valve gap offset and pass through adjusting nut and described valve gap clamping；Hexagon socket head cap screw, one end of described hexagon socket head cap screw is corresponding with the other end of described set screw coupling, the other end is connected with described valve body；The outside of described hexagon socket head cap screw is arranged with pad and diaphragm successively along the axial direction of self, and described pad is positioned at the upside of described diaphragm, and the outer of described diaphragm is between described valve body and described valve gap；Spring, described spring housing is contained in described adjusting nut, described set screw and the outside of described hexagon socket head cap screw, and one end of described spring is connected with described adjusting nut, the other end is connected with described pad.
Preferably, it is provided with the second sealing ring between described valve body and described valve body lower cover；The 3rd sealing ring it is provided with between described hexagon socket head cap screw and described pad.
Relative to prior art, branch pipe pressure-reducing valve described in the utility model has the advantage that
In the branch pipe pressure-reducing valve that this utility model provides, including: air relief valve main body, the two ends of this air relief valve main body can be respectively communicated with water inlet end and water side；Wherein, water inlet end being built-in with filter, water side is provided with Pressure gauge.Thus analyze and understand, in the branch pipe pressure-reducing valve that this utility model provides, air relief valve main body can realize the decompression to water body, filter on water inlet end can realize the filtration of impurity in water body, Pressure gauge on water side can realize the display to water body force value, therefore the branch pipe pressure-reducing valve that this utility model provides not only has decompression, and collect filtration and be shown in all over the body with force value, thus the branch pipe pressure-reducing valve one valve that this utility model provides only need to be installed on arm pipeline, can realize filter in prior art, branch pipe pressure-reducing valve and three kinds of pipe fitting valves of Pressure gauge, the replacement of instrument, and then can solve the problem that and be unfavorable for multiple pipe fitting valve because arm pipeline installing space is narrow and small, the problem that instrument is installed.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the branch pipe pressure-reducing valve that Fig. 1 provides for prior art；
The structural representation of the branch pipe pressure-reducing valve that Fig. 2 provides for this utility model embodiment；
The sectional structure schematic diagram of the branch pipe pressure-reducing valve that Fig. 3 provides for this utility model embodiment.
Reference:
1-air relief valve main body；2-water inlet end；
3-water side；4-filter；
5-Pressure gauge；41-drainage screen；
42-filter screen bottom；61-the first sealing ring；
11-valve body；12-valve gap；
13-valve body lower cover；7-flap assembly；
8-pressure adjusting part；71-flap nut；
72-flap sealing gasket；73-flap part；
81-set screw；82-adjusting nut；
83-hexagon socket head cap screw；84-pad；
85-diaphragm；86-spring；
62-the second sealing ring；63-the 3rd sealing ring.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in this utility model can be understood with concrete condition.
The structural representation of the branch pipe pressure-reducing valve that Fig. 2 provides for this utility model embodiment.
As in figure 2 it is shown, a kind of branch pipe pressure-reducing valve that this utility model embodiment provides, including: air relief valve main body 1, the two ends of air relief valve main body 1 have been respectively communicated with water inlet end 2 and water side 3；Being built-in with filter 4 on water inlet end 2, water side 3 is provided with Pressure gauge 5.
Relative to prior art, the branch pipe pressure-reducing valve described in this utility model embodiment has the advantage that
In the branch pipe pressure-reducing valve that this utility model embodiment provides, as in figure 2 it is shown, include: air relief valve main body 1, the two ends of this air relief valve main body 1 can be respectively communicated with water inlet end 2 and water side 3；Wherein, water inlet end 2 being built-in with filter 4, water side 3 is provided with Pressure gauge 5.Thus analyze and understand, in the branch pipe pressure-reducing valve that this utility model embodiment provides, air relief valve main body 1 can realize the decompression to water body, filter 4 on water inlet end 2 can realize the filtration of impurity in water body, Pressure gauge 5 on water side 3 can realize the display to water body force value, therefore the branch pipe pressure-reducing valve that this utility model embodiment provides not only has decompression, and collect filtration and be shown in all over the body with force value, thus the branch pipe pressure-reducing valve one valve that this utility model embodiment provides only need to be installed on arm pipeline, can realize filter in prior art, branch pipe pressure-reducing valve and three kinds of pipe fitting valves of Pressure gauge, the replacement of instrument, and then can solve the problem that and be unfavorable for, because arm pipeline installing space is narrow and small, the problem that multiple instrument is installed.
The sectional structure schematic diagram of the branch pipe pressure-reducing valve that Fig. 3 provides for this utility model embodiment.
During actual application, in order to ensure that branch pipe pressure-reducing valve has preferably filter effect, as it is shown on figure 3, above-mentioned filter 4 may include that drainage screen 41 and filter screen bottom 42, and this drainage screen 41 can be vertically provided in water inlet end 2, filter screen bottom 42 can be connected with the sidewall of water inlet end 2.This kind is arranged, and drainage screen 41 can play the effect of impurity in water body of filtering, and filter screen bottom 42 can play the sealing function overall to branch pipe pressure-reducing valve.
Wherein, for the ease of manufacturing and cost-effective, above-mentioned drainage screen 41 can be made up of stainless steel；When actual production manufactures, drainage screen 41 specifically can be formed by the stainless (steel) wire system of enclosing.Certainly, the aperture of the mesh of stainless (steel) wire should rationally be arranged, so that the impurity in water body can be filtered by drainage screen 41 effectively.
Specifically, for the ease of the drainage screen 41 in filter 4 is regularly replaced, to ensure that branch pipe pressure-reducing valve has preferably filter effect for a long time, as shown in Figure 3, above-mentioned filter screen bottom 42 can preferably removably connect with the sidewall of water inlet end 2, thus after being dismantled by filter screen bottom 42, drainage screen 41 can depart from water inlet end 2, to realize changing.When actual production manufactures, can use between filter screen bottom 42 with water inlet end 2 and threaded, with removably connecting of both realizations.
Further, in order to improve the sealing at filter screen bottom 42, as it is shown on figure 3, the first sealing ring 61 can be provided with between above-mentioned filter screen bottom 42 and the sidewall of water inlet end 2；For the ease of assembling, this first sealing ring 61 can be preferably on O RunddichtringO, and water inlet end 2 can be provided with on sealing ring mounting groove, filter screen bottom 42 and can be provided with corresponding sealing ring erecting bed.When specifically assembling, the top side of O RunddichtringO can fit tightly with the groove end face of the sealing ring mounting groove of water inlet end 2, the bottom side of O RunddichtringO can fit tightly with the you face of the sealing ring erecting bed of filter screen bottom 42.
During actual application, in order to ensure that branch pipe pressure-reducing valve has preferably effect of easing stress to water body, and have the effect can being adjusted the reduced pressure capabilities of water body, as it is shown on figure 3, above-mentioned air relief valve main body 1 may include that valve body 11 and the valve gap 12 being connected with this valve body 11 and valve body lower cover 13；When specifically assembling, can be bolted between valve gap 12 with valve body 11, can use between valve body lower cover 13 and valve body 11 and threaded.Wherein, this valve body 11 can be provided with flap assembly 7, and flap assembly 7 can dock with valve body lower cover 13, thus by flap assembly 7 so that water body is reduced pressure effectively；Meanwhile, this valve body 11 is also provided with pressure adjusting part 8, and pressure adjusting part 8 can dock with valve gap 12, thus by pressure adjusting part 8 so that branch pipe pressure-reducing valve has the effect can being adjusted the reduced pressure capabilities of water body.
Wherein, above-mentioned valve body 11 can be preferably one-body molded setting with water inlet end 2 and water side 3.This kind of one-body molded setting, has multiple benefit, such as: be easy to manufacture, reduce production process, it is possible to be effectively improved the sealing effectiveness of branch pipe pressure-reducing valve and generally robust property.
Specifically, in order to ensure that water body can be reduced pressure by flap assembly 7 effectively, as it is shown on figure 3, above-mentioned flap assembly 7 may include that flap nut 71, one end of this flap nut 71 can be docked with valve body lower cover 13, the other end can be connected with valve body 11 by flap sealing gasket 72；Further, the outside of this flap nut 71 and flap sealing gasket 72 can closely be set with flap part 73.During practical set, the outside of flap nut 71 can be provided with external screw thread, the inner side of flap part 73 can be provided with female thread, thus by the cooperation of internal and external screw thread, to realize the tight suit of flap nut 71 and flap sealing gasket 72 and flap part 73.
Further, in order to ensure that pressure adjusting part 8 can make branch pipe pressure-reducing valve have the effect can being adjusted the reduced pressure capabilities of water body, as it is shown on figure 3, above-mentioned pressure adjusting part 8 may include that set screw 81, adjusting nut 82, hexagon socket head cap screw 83, pad 84, diaphragm 85 and spring 86.When specifically assembling, one end of this set screw 81 can offset and pass through adjusting nut 82 and valve gap 12 clamping with valve gap 12；One end of this hexagon socket head cap screw 83 can be connected with valve body 11 with the other end of set screw 81 corresponding, the other end of coupling, and the outside of hexagon socket head cap screw 83 can be arranged with pad 84 and diaphragm 85 successively along self axial direction；This pad 84 may be located at the upside of diaphragm 85, and the outer of diaphragm 85 may be located between valve body 11 and valve gap 12 simultaneously, and i.e. can fit with the bottom side of valve gap 12 in the top side of diaphragm 85, can fit with the top side of valve body 11 in the bottom side of diaphragm 85；This spring 86 can be sleeved on adjusting nut 82, set screw 81 and the outside of hexagon socket head cap screw 83, and one end of spring 86 can be connected with adjusting nut 82, the other end can be connected with pad 84.
It should be added that, above-mentioned pad 84 can be metal material, in order to the assembling of spring 86 herein；Above-mentioned diaphragm 85 can be the combination material of strengthening nylon net cloth and rubber, improves the effect of sealing between valve body 11 and valve gap 12 to play.
Preferably, for the most overall sealing effectiveness improving branch pipe pressure-reducing valve, as it is shown on figure 3, be also provided with the second sealing ring 62 between above-mentioned valve body 11 and valve body lower cover 13；For the ease of assembling, this second sealing ring 62 can be can be provided with on O RunddichtringO, and valve body 11 on sealing ring mounting groove, valve body lower cover 13 to be provided with corresponding sealing ring erecting bed；When specifically assembling, the top side of the second sealing ring 62 can fit tightly with the groove end face of the sealing ring mounting groove of valve body 11, the bottom side of the second sealing ring 62 can fit tightly with the you face of valve body lower cover 13.Additionally, be also provided with the 3rd sealing ring 63 between above-mentioned hexagon socket head cap screw 83 and pad 84；For the ease of assembling, the 3rd sealing ring 63 can also be to be provided with the knuckle end face for installing sealing ring on O RunddichtringO, and hexagon socket head cap screw 83；When specifically assembling, the top side of the 3rd sealing ring 63 can fit tightly with the knuckle end face of hexagon socket head cap screw 83, the bottom side of the 3rd sealing ring 63 can fit tightly with the top end face of pad 84.
The branch pipe pressure-reducing valve that this utility model embodiment provides, not only integrates decompression, filters and pressure detecting, and have that range of regulation is big, flow is big, freeze proof split, the advantage such as pressure grade height and easy access.Wherein, the range of regulation of branch pipe pressure-reducing valve can reach 0.05-0.55MPa, the highest pressure grade can reach PN2.5MPa.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or the most some or all of technical characteristic is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of this utility model each embodiment technical scheme.
Claims (10)
1. a branch pipe pressure-reducing valve, it is characterised in that including: air relief valve main body, the two ends of described air relief valve main body have been respectively communicated with water inlet end and water side；
Being built-in with filter on described water inlet end, described water side is provided with Pressure gauge.
Branch pipe pressure-reducing valve the most according to claim 1, it is characterised in that described filter includes: drainage screen and filter screen bottom；Described drainage screen is vertically provided in described water inlet end, and described filter screen bottom is connected with the sidewall of described water inlet end.
Branch pipe pressure-reducing valve the most according to claim 2, it is characterised in that described drainage screen is made up of stainless steel.
Branch pipe pressure-reducing valve the most according to claim 2, it is characterised in that described filter screen bottom removably connects with the sidewall of described water inlet end, and described drainage screen can depart from described water inlet end.
Branch pipe pressure-reducing valve the most according to claim 2, it is characterised in that be provided with the first sealing ring between described filter screen bottom and the sidewall of described water inlet end.
6. according to the branch pipe pressure-reducing valve described in any one of claim 1-5, it is characterised in that described air relief valve main body includes: valve body and the valve gap being connected with described valve body and valve body lower cover；
Described valve body is provided with flap assembly, and described flap assembly docks with described valve body lower cover；
It is additionally provided with pressure adjusting part on described valve body, and described pressure adjusting part docks with described valve gap.
Branch pipe pressure-reducing valve the most according to claim 6, it is characterised in that described valve body and the one-body molded setting of described water inlet end and described water side.
Branch pipe pressure-reducing valve the most according to claim 6, it is characterised in that described flap assembly includes: flap nut, one end of described flap nut is docked with described valve body lower cover, the other end is connected with described valve body by flap sealing gasket；The outside of described flap nut and described flap sealing gasket is closely set with flap part.
Branch pipe pressure-reducing valve the most according to claim 8, it is characterised in that described pressure adjusting part includes:
Set screw, one end of described set screw and described valve gap offset and pass through adjusting nut and described valve gap clamping；
Hexagon socket head cap screw, one end of described hexagon socket head cap screw is corresponding with the other end of described set screw coupling, the other end is connected with described valve body；The outside of described hexagon socket head cap screw is arranged with pad and diaphragm successively along the axial direction of self, and described pad is positioned at the upside of described diaphragm, and the outer of described diaphragm is between described valve body and described valve gap；
Spring, described spring housing is contained in described adjusting nut, described set screw and the outside of described hexagon socket head cap screw, and one end of described spring is connected with described adjusting nut, the other end is connected with described pad.
Branch pipe pressure-reducing valve the most according to claim 9, it is characterised in that be provided with the second sealing ring between described valve body and described valve body lower cover；The 3rd sealing ring it is provided with between described hexagon socket head cap screw and described pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223858.9U CN205423996U (en) | 2016-03-22 | 2016-03-22 | Branch pipe pressure -reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223858.9U CN205423996U (en) | 2016-03-22 | 2016-03-22 | Branch pipe pressure -reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205423996U true CN205423996U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620223858.9U Expired - Fee Related CN205423996U (en) | 2016-03-22 | 2016-03-22 | Branch pipe pressure -reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205423996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198549A (en) * | 2021-11-20 | 2022-03-18 | 河南航天液压气动技术有限公司 | Pressure reducing valve adjusting assembly |
-
2016
- 2016-03-22 CN CN201620223858.9U patent/CN205423996U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198549A (en) * | 2021-11-20 | 2022-03-18 | 河南航天液压气动技术有限公司 | Pressure reducing valve adjusting assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20190322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |