CN204437395U - Dynamic balance adjusting valve - Google Patents
Dynamic balance adjusting valve Download PDFInfo
- Publication number
- CN204437395U CN204437395U CN201520078059.2U CN201520078059U CN204437395U CN 204437395 U CN204437395 U CN 204437395U CN 201520078059 U CN201520078059 U CN 201520078059U CN 204437395 U CN204437395 U CN 204437395U
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- valve
- shape hole
- housing
- flow
- dynamic balance
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- 230000009467 reduction Effects 0.000 claims abstract description 8
- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000001105 regulatory effect Effects 0.000 abstract description 6
- 238000004378 air conditioning Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 241001553178 Arachis glabrata Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
A kind of dynamic balance adjusting valve, the end-equipment being applied to heating and air-conditioning system plays and controls water flow effect.It has a housing, a flow regulator and a flow Equilibrator; This housing has an entrance and an outlet, and this flow regulator has a valve seat and a valve element, and flow equilibrium device is set up by one of flow regulator constant pressure reduction; Described housing central section has " U " shape hole, " U " shape hole communicates with entrance and exit respectively, flow equilibrium device is placed in bottom " U " shape hole of entrance, flow regulator is placed in " U " shape hole opening portion, and fastening by the valve seat on flow regulator and housing " U " shape hole opening portion, forms a whole flow equilibrium device, flow regulator and housing.This regulating valve structure confronting parts quantity is few, and structure is simple, and easy to manufacture, volume is little, and therefore overall cost is lower.
Description
Technical field
The utility model relates to a kind of fluid flow Self controlling valve, specifically a kind of dynamic balance adjusting valve, be mainly used on the end-equipment of heating and air-conditioning system, to control the water flow by end-equipment, reach the object of constant control regional temperature and energy saving.
Background technique
Existing dynamic balance adjusting valve, generally include the upper shell of band outlet, and the lower shell seat of connected tape entry, be positioned at, the compositions such as the flow regulator in lower shell body and flow equilibrium device, a kind of dynamic balance adjusting valve disclosed in Authorization Notice No. CN201925546U utility model patent, just belong to this structure, in such valving, make to keep constant by the fluid pressure difference of flow regulator by flow equilibrium device, this has superiority in central heating and air-conditioning system, because otherwise just dangerous, as caused the despite pressure fluctuations of pipe network system, the water flow flowing through valve will change thereupon, cause the too high or too low for temperature of heating space, cause the waste of the energy, this change also can cause the imbalance of each regional water system.By flow equilibrium device, this problem is just eliminated to a considerable extent.
But during above structure valve manufacture, after upper and lower casing and other elements need being manufactured respectively processing, combination is assembled together; From product structure, this product is just combined flow balance valve and flow control valve simply, and the resistance coefficient of valve is large, complex structure, and volume is large, and cost is also high, is unfavorable for practical implementation.
Summary of the invention
The technical problems to be solved in the utility model is, simplifies the structure of this valving, provides a kind of structure simply, easily to manufacture, and the dynamic balance adjusting valve that volume is little, cost is low.
For achieving the above object, dynamic balance adjusting valve of the present utility model, it has a housing, a flow regulator and a flow Equilibrator; This housing has an entrance and an outlet, and this flow regulator has a valve seat and a valve element, and flow equilibrium device is set up by one of flow regulator constant pressure reduction; Described housing central section has " U " shape hole, " U " shape hole communicates with entrance and exit respectively, flow equilibrium device is placed in bottom " U " shape hole of entrance, flow regulator is placed in " U " shape hole opening portion, and the valve seat had by flow regulator and housing " U " shape hole opening portion is fastening, flow equilibrium device, flow regulator and housing is formed a whole.
Can realize the structure of a very compact valving by this organization plan, that is this valving only needs a relatively little structure space.In addition relatively the component of peanut is just enough, manufactures and has also been simplified.
Preferably, dynamic balance adjusting valve described above, described flow equilibrium device has diaphragm, and it handles a pressure regulator valve gating element, wherein diaphragm be clamped at be arranged on step in " U " shape hole between insertion parts and valve seat.Thus, diaphragm bears two functions, and on the one hand as already mentioned, it is for operating this pressure regulatory element, that is the valve element of flow equilibrium device, and upper and lower for the diaphragm in housing sealing up is formed two different chambeies of pressure reduction by it on the other hand.
Preferably, dynamic balance adjusting valve described above, is provided with one from the pressure Transfer pipe exporting to diaphragm and deviate from the one side of flow regulator, and this pressure Transfer pipe runs through and is positioned at insertion parts cylndrical surface.
Preferably, dynamic balance adjusting valve described above, described diaphragm is centrosymmetric.Such load also can symmetrically remain on diaphragm, and diaphragm can have a circular surface as an example, and this also can make the danger that may produce stress in undesired directions remain on comparatively end level, and therefore diaphragm is relatively long for working life.
Preferably, dynamic balance adjusting valve described above, the pressure regulator valve gating element of described flow equilibrium device is hollow cylindrical body.The hot liquid that should flow into is flowed by pressure regulator valve gating element, can provide a relatively large flow cross section like this at this.Its advantage is except just only producing small Pressure Drop except the throttle position of having a mind to be formed by flow equilibrium device.In addition the risk of the formation of noise is also controlled in minimum.
Preferably, dynamic balance adjusting valve described above, described pressure regulator valve gating element is guided in an insertion parts, and insertion parts is fixed in the step of shells " U " shape hole.Make like this to manufacture and simplify, people can reduce the accuracy of manufacturing of housing, but insertion parts still can realize guiding accurately pressure regulator valve gating element, between pressure regulator valve gating element and insertion parts, a sealing configuration can be set certainly, as seal with O ring structure, really locate sealing to ensure to connect.
Preferably, dynamic balance adjusting valve described above, in the described insertion parts be fixed in the step of shells " U " shape hole, cylndrical surface coordinates with shells " U " shape hole inwall, between with the sealing of O type circle.Like this, load acts on and insertion parts makes its movement there is very little risk, ensures that flowing into entrance hot liquid does not flow out to outlet from gap, cooperation place simultaneously.
Preferably, dynamic balance adjusting valve described above, described valve seat central part arranges valve element, and the external cylindrical surface of valve seat matches with housing " U " shape hole inwall, and between with the sealing of O type circle.Make the symmetrical shape of valve seat like this, designs simplification, be convenient to processing, and matching requirements can be realized easily.
Preferably, dynamic balance adjusting valve described above, the end face of described valve seat is provided with flange, and housing " U " shape orifice end arranges flange equally, passes through screw fastening between two flanges.Valve seat, housing arrange flange, by flange uses screw fastening, when assembling valve seat clamps diaphragm, only imposes axial pressing force, torsion without spin, maintain diaphragm and preserve from.
Preferably, dynamic balance adjusting valve described above, the external cylindrical surface of described valve seat is provided with outside thread, and " U " shape hole inwall of housing is provided with internal thread, and outside thread and internal thread screw, and realizes the fastening of housing and valve seat.The locking method that this screw thread screws can make housing, valve seat radial dimension very little.
In a word, the upper and lower valve body of publication technology is fused into one by above-described dynamic balance adjusting valve, and optimizes flow equilibrium device, flow regulator composite structure, therefore, number of spare parts reduces, and structure is simple, easy to manufacture, smaller volume, overall cost reduces.
Accompanying drawing explanation
Fig. 1 is this dynamic balance adjusting valve preferred embodiments longitudinal section;
Fig. 2 is the plan view of Fig. 1 embodiment;
Fig. 3 is the another embodiment's longitudinal section of this dynamic balance adjusting valve;
Embodiment
Describe embodiments of the invention in detail with reference to the accompanying drawings below.Fig. 1 is dynamic balance adjusting valve preferred embodiments longitudinal section, because diagram modulating valve plays to control water flow effect on the end-equipment of heating and air-conditioning system, be arranged in water pipe, therefore modulating valve housing 10 has an entrance 12 and an outlet 11, entrance 12, outlet 11 are shaped with screw thread, be connected to by it on pipeline in building and carry thermal liquid, such as hot water.Be provided with " U " shape hole 13 in the middle part of housing 10, " U " shape hole 13 is respectively with entrance 12 with export 11 and communicate, and the flow equilibrium device 30 of close entrance 12 is placed in below housing " U " shape hole 13, and flow regulator 20 is placed in " U " shape hole 13 opening portion.
Flow regulator 20 is the thermal liquids in order to control from entrance 12 to outlet 11, and it has a movable valve element 22 of opposite valve seat 21.Valve element 22 on the opening direction from valve seat 21 by tensioning in advance.But this element can by a pin 23 by loading in the closing direction, and pin 23 is outwards guided, and this pin 23 can connect one and do not describe in detail known electric heating driver.
When such valving 20 is connected in the pipe-line system of a supply multichannel heating unit, then the pressure existed at entrance 12 place just depends on that remaining is connected to the open degree of heating unit in pipe-line system.This pressure influence the flow of the heat-carrying agent flow through between valve element 22 and valve seat 21.
In order to get rid of this impact, this valving 1 has a flow equilibrium device 30, and it makes to keep constant by a pressure reduction of flow regulator 20, therefore, flow equilibrium device 30 is pressure regulator valves, bottom " U " shape hole 13 that it is positioned in housing.
Flow equilibrium device 30 has a pressure regulatory element 37, " U " shape hole 13 bottom plane 14 mating reaction of itself and housing.Pressure regulatory element 37 is hollow cylindrical bodies, by the liquid of the slot between the bottom plane, " U " shape hole 13 14 that is positioned at pressure regulator valve gating element 37 and housing, flow through this pressure regulator valve gating element 37 more then to arrive in a chamber 30b, chamber 30b is positioned in the ingress of flow regulator 20.
Pressure regulator valve gating element 37 is guided in an insertion parts 34, and this insertion parts 37 is fixed in the step of shells " U " shape hole 13, is provided with O shape circle 35 between pressure regulator valve gating element 37 and insertion parts 34, really locates sealing to ensure to connect.Same, an O type circle 36 is also set at insertion parts 34 external cylindrical surface 34a and inwall cooperation place, shells " U " shape hole 13 and seals.Pressure regulator valve gating element 37 is loaded by pressure spring 33 and leaves with the bottom plane, " U " shape hole 14 from housing.
Pressure regulator valve gating element 37 is connected with diaphragm 32 and runs through this diaphragm 32, this diaphragm 32 is centrosymmetric, and rest on support plate 31,39 with its part extended, support plate 31,39 is also connected with pressure regulator valve gating element 37, diaphragm 32 have one around groove and being clamped at its outward edge 32a be placed between insertion parts 34 in " U " shape hole 13 of housing and valve seat 21.Therefore diaphragm 32 has two effects, makes pressure regulatory element 37 overcome the active force of pressure spring 33 and moves on the one hand when the active force of the pressure Overpressure of a safety valve spring 33 in chamber 30b; Make upper and lower pressure chamber 30b, 30a sealing of diaphragm 32 on the other hand.
Diaphragm 32 does not describe axis Central Symmetry in detail around of pressure regulator valve gating element 37 to settle, and therefore, substantially can there is not transverse stress when pressure-loaded.
Pressure Transfer pipe 38 extends to a chamber 30a be positioned at the side opposite with chamber 30b of diaphragm 32 from outlet 11, and wherein pressure Transfer pipe 38 runs through the external cylindrical surface 34a of insertion parts.
Flow equilibrium device 30 has a pure pressure adjusting function for flow regulator 20 substantially, pressure regulator valve gating element 37 occupies a position due to the connection with diaphragm 32, on this position, the pressure in chamber 32b that is the pressure on the upper surface of diaphragm 32 correspond to the summation of the active force of pressure also namely below diaphragm 32 of pressure in chamber 32a and pressure spring 33.Pressure in chamber 32b is the pressure before flow regulator 30, pressure in chamber 30a is pressure at the outlet 11 place pressure also namely after flow regulator 20, therefore this pressure regulator valve gating element maintains the pressure reduction by flow regulator 20, this pressure reduction is consistent with the active force of pressure spring 33, and has nothing to do with the pressure in entrance 12 and outlet port.
Therefore, flow regulator 20 is modulating valve substantially, it regulates the flow of hot liquid, wherein one of valving 20 larger or less open degree then causes the larger or less flow of liquid, being regulated by the pressure of flow equilibrium device 30 then causes between open degree and liquid stream flux one to determine relation, because pressure reduction is kept constant.
Fig. 2 is the plan view of Fig. 1 embodiment, also can find out from Fig. 1, Fig. 2, and flow regulator 20 is positioned in " U " shape hole 13 opening end of housing 10, and fastening by valve seat 21 and housing 10.For keeping valve seat 21 and housing 10 joint to seal, the external cylindrical surface of valve seat 21 matches with housing " U " shape hole 13 inwall and locates, and is provided with O type circle sealing 24.For the fastening requirements of valve seat 21 and housing 10 can be realized easily.Flange 21a is provided with at the end face of valve seat 21, flange 21a is provided with through hole, flange (not illustrated in FIG.) is set equally at " U " shape aperture 13 end of housing 10, flange is shaped with interior threaded hole (not illustrated in FIG.), is tightened up by screw 40 between two flanges.Like this flow regulator 6, flow equilibrium device 10 are tightened to an entirety with housing A.Valve seat, housing arrange flange, by flange uses screw fastening, when assembling valve seat 21 couples of diaphragm 32 outward edge 32a clamp, only imposes axial pressing force, torsion without spin, maintain diaphragm 32 and preserve from, extend the diaphragm life-span.
Fig. 3 is the another embodiment's longitudinal section of this dynamic balance adjusting valve; This valve 1 ' is provided with flow regulator 20, the flow equilibrium device 30 and housing etc. of Fig. 1 embodiment equally, the fastening requirements do not existed together for realizing valve seat and housing of itself and Fig. 1 embodiment, outside thread 211a is provided with at the external cylindrical surface of valve seat 211, the port inner wall place, " U " shape hole 13 of housing 101 is provided with internal thread 101a, screwed by outside thread 211a and internal thread 101a, realize the fastening of housing and valve seat.The locking method that this screw thread screws can make housing, valve seat radial dimension very little, and weight saving, reduces cost.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, without departing from the principles of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a dynamic balance adjusting valve, it has a housing, one flow regulator and a flow Equilibrator, this housing has an entrance and an outlet, this flow regulator has a valve seat and a valve element, flow equilibrium device is set up by one of flow regulator constant pressure reduction, it is characterized in that: housing central section has " U " shape hole (13), " U " shape hole (13) is respectively with entrance (12) with export (11) and communicate, flow equilibrium device (30) is placed in " U " shape hole (13) bottom near entrance (12), flow regulator (20) is placed in " U " shape hole (13) opening portion, and the valve seat (21) had by flow regulator (20) is fastening with housing " U " shape hole (13) opening portion, by flow equilibrium device (30), flow regulator (20) and housing (10) form a whole.
2. dynamic balance adjusting valve as claimed in claim 1, it is characterized in that: flow equilibrium device (30) has diaphragm (32), it handles a pressure regulator valve gating element (37), wherein diaphragm (32) be clamped at be arranged on step in " U " shape hole (13) between insertion parts (34) and valve seat (21).
3. dynamic balance adjusting valve as claimed in claim 2, it is characterized in that: be provided with one to deviate from the one side of flow regulator (20) to diaphragm (32) pressure Transfer pipe (38) from outlet (11), this pressure Transfer pipe (38) runs through the cylndrical surface (34a) being positioned at insertion parts (34).
4. dynamic balance adjusting valve as claimed in claim 3, is characterized in that: described diaphragm (32) is centrosymmetric.
5. the dynamic balance adjusting valve as described in one of claim 2 to 4, is characterized in that: the pressure regulator valve gating element (37) of flow equilibrium device (30) is hollow cylindrical body.
6. the dynamic balance adjusting valve as described in one of claim 2 to 4, it is characterized in that: pressure regulator valve gating element (37) is guided in an insertion parts (34), insertion parts (34) is fixed in shells " U " shape hole (13) step.
7. dynamic balance adjusting valve as claimed in claim 6, it is characterized in that: be fixed on the upper cylndrical surface (34a) of insertion parts (34) in shells " U " shape hole (13) step and coordinate with shells " U " shape hole (13) inwall, between use O type circle (36) seal.
8. dynamic balance adjusting valve as claimed in claim 6, it is characterized in that: described valve seat (21) central part arranges valve element (22), the external cylindrical surface of valve seat (21) matches with housing (10) " U " shape hole (13) inwall, and between with O type circle (24) sealing.
9. the dynamic balance adjusting valve as described in one of Claims 1-4, it is characterized in that: the end face of valve seat is provided with flange (21a), housing " U " shape hole (13) mouth end arranges flange equally, fastening by screw (40) between two flanges.
10. the dynamic balance adjusting valve as described in one of Claims 1-4, it is characterized in that: the external cylindrical surface of valve seat is provided with outside thread (211a), " U " shape hole (13) inwall of housing is provided with internal thread (101a), outside thread (211a) and internal thread (101a) screw, and realize fastening (211) of housing (101) and valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078059.2U CN204437395U (en) | 2015-01-28 | 2015-01-28 | Dynamic balance adjusting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078059.2U CN204437395U (en) | 2015-01-28 | 2015-01-28 | Dynamic balance adjusting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204437395U true CN204437395U (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520078059.2U Expired - Fee Related CN204437395U (en) | 2015-01-28 | 2015-01-28 | Dynamic balance adjusting valve |
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| CN (1) | CN204437395U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764171A (en) * | 2017-11-10 | 2019-05-17 | 丹佛斯有限公司 | Pressure-control valve |
| CN110088705A (en) * | 2016-12-27 | 2019-08-02 | 奥文特罗普有限责任两合公司 | For regulating and controlling the regulation accessory of differential pressure and/or volume flow |
| RU192857U1 (en) * | 2019-06-04 | 2019-10-03 | Акционерное общество "Транспневматика" | SOLENOID VALVE |
| CN110553070A (en) * | 2019-09-29 | 2019-12-10 | 绥中泰德尔自控设备有限公司 | Dynamic balance two-way valve |
| CN110578817A (en) * | 2019-09-29 | 2019-12-17 | 绥中泰德尔自控设备有限公司 | Dynamic balance regulating valve |
-
2015
- 2015-01-28 CN CN201520078059.2U patent/CN204437395U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110088705A (en) * | 2016-12-27 | 2019-08-02 | 奥文特罗普有限责任两合公司 | For regulating and controlling the regulation accessory of differential pressure and/or volume flow |
| CN109764171A (en) * | 2017-11-10 | 2019-05-17 | 丹佛斯有限公司 | Pressure-control valve |
| RU192857U1 (en) * | 2019-06-04 | 2019-10-03 | Акционерное общество "Транспневматика" | SOLENOID VALVE |
| CN110553070A (en) * | 2019-09-29 | 2019-12-10 | 绥中泰德尔自控设备有限公司 | Dynamic balance two-way valve |
| CN110578817A (en) * | 2019-09-29 | 2019-12-17 | 绥中泰德尔自控设备有限公司 | Dynamic balance regulating valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 |