CN202165685U - Connector for valve assembly and valve assembly with same - Google Patents
Connector for valve assembly and valve assembly with same Download PDFInfo
- Publication number
- CN202165685U CN202165685U CN2011202862103U CN201120286210U CN202165685U CN 202165685 U CN202165685 U CN 202165685U CN 2011202862103 U CN2011202862103 U CN 2011202862103U CN 201120286210 U CN201120286210 U CN 201120286210U CN 202165685 U CN202165685 U CN 202165685U
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- valve
- spring section
- sub
- connector
- valve rod
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Abstract
The utility model relates to a connector for a valve assembly and the valve assembly with the same. The valve assembly comprises a valve body provided with an inlet and an outlet, a valve seat arranged between the inlet and the outlet for limiting the opening, a valve rod assembly which comprises a valve rod and a valve plug, an actuator and the connector, wherein the valve rod is provided with a first end and a second end which are oppositely arranged, the valve plug is coupled with the second end of the valve rod, the actuator comprises an actuator rod which is coupled with the valve rod assembly and used for driving the valve plug to be connected or disconnected with the valve seat so as to prevent or allow the flowing of the fluid between the inlet and the outlet. The connector comprises an elastic part comprising a first end and a second end which are oppositely arranged, a first connecting part arranged at the first end of the elastic part and configured for containing the actuator rod, a second connecting part arranged at the second end of the elastic part and configured for containing the first end of the valve rod and a plurality of foil gauges adhered onto the elastic part and configured for responding to the deformation of the elastic part and generating electric signals when the valve plug is driven to be connected with the valve seat.
Description
Technical field
The utility model relates generally to valve assembly, particularly comprises the valve assembly of connector.
Background technique
At fluid flow control valve, particularly those are used for the control valve in the field of examining, and need usually to measure the stress on the valve rod, and obtain the thrust on the valve rod therefrom.A kind of existing mode is to use the valve rod of the lengthening that is pasted with foil gauge above that.This method can measure stress and/or the thrust on the valve rod, but the accuracy of measuring is lower.Another kind of existing mode is to use the intelligent valve rod SMARTSTEM by TTS (Teledyne Test Services) manufactured, and it measures valve rod thrust through using the strain gauge that directly is attached on the valve rod.SMARTSTEM can realize the measurement of degree of precision, but its cost is higher.In addition, existing dual mode all need be reprocessed existing valve rod, and this will cause the reduction of valve rod intensity and stability.
The model utility content
Therefore, obtain a kind of unit that is used for valve assembly, this unit can realize to valve rod stress and/or thrust than high measurement accuracy and have lower manufacture cost, be favourable.In addition, acquisition is a kind of comprises that the valve assembly of this unit also is a desirable.
On the one hand, an embodiment of the utility model provides a kind of connector that is used for valve assembly, and this valve assembly comprises valve body, and it has entrance and exit; Valve seat, it limits opening between this entrance and exit; Valve rod assembly, it comprises valve rod with first and second relative ends and the valve plug that is couple to second end of valve rod; And actuator, it comprises the actuator rod that is coupled to valve rod assembly, thereby is used for the valve plug engage valve seat of actuate valve stem assembly or lifts off a seat stoping the fluid that perhaps allows between entrance and exit to flow; Wherein, this connector comprises: spring section, and it comprises the first and second relative ends; First joint, it is set at first end of spring section and is configured to admit actuator rod; Second joint, first end that it is set at second end of spring section and is configured to receive valve stem; A plurality of foil gauges, it is attached on the spring section and is configured to and when the valve plug in the valve rod assembly is actuated to engage valve seat, produces electrical signal in response to the distortion of spring section.
On the other hand, an embodiment of the utility model provides a kind of valve assembly, comprising: valve body, and it has entrance and exit; Valve seat, it limits opening between this entrance and exit; Valve rod assembly, it comprises valve rod with first and second relative ends and the valve plug that is couple to second end of valve rod; Actuator, it comprises the actuator rod that is coupled to valve rod assembly, thereby is used for the valve plug engage valve seat of actuate valve stem assembly or lifts off a seat stoping the fluid that perhaps allows between entrance and exit to flow; And connector, wherein, this connector comprises: spring section, and it comprises the first and second relative ends; First joint, it is set at first end of spring section and is configured to admit actuator rod; Second joint, first end that it is set at second end of spring section and is configured to receive valve stem; A plurality of foil gauges, it is attached on the spring section and is configured to and when the valve plug in the valve rod assembly is actuated to engage valve seat, produces electrical signal in response to the distortion of spring section.
The model utility content of above-mentioned the utility model is not intended to describe each disclosed embodiment or each implementation of the utility model.Below detailed description and drawings more specifically example the exemplary embodiment of the utility model.
Description of drawings
The preferred embodiment of the utility model will only more specifically be described through example with reference to following accompanying drawing hereinafter:
Fig. 1 shows the sectional view according to an embodiment of the valve assembly of the utility model;
Fig. 2 a shows an embodiment's the stereogram of the connector of the valve assembly that can be used for Fig. 1;
Fig. 2 b shows the sectional view of the connector of Fig. 2 a;
Fig. 3 a shows another embodiment's the stereogram of the connector of the valve assembly that can be used for Fig. 1;
Fig. 3 b shows the plan view of the connector of Fig. 3 a;
Fig. 4 a shows another embodiment's the stereogram of the connector of the valve assembly that can be used for Fig. 1;
Fig. 4 b shows the plan view of the connector of Fig. 4 a;
Fig. 5 a shows another embodiment's the stereogram of the connector of the valve assembly that can be used for Fig. 1;
Fig. 5 b shows the plan view of the connector of Fig. 5 a;
Fig. 6 a shows another embodiment's the stereogram of the connector of the valve assembly that can be used for Fig. 1;
Fig. 6 b shows the plan view of the connector of Fig. 6 a.
In each above-mentioned accompanying drawing, similar reference character should be understood that to represent identical, similar or corresponding feature or function.
Embodiment
In the specific descriptions of following preferred embodiment, will be with reference to the appended accompanying drawing that constitutes the utility model part.Appended accompanying drawing shows the certain embodiments that can realize the utility model through the mode of example.The embodiment of example is not intended to limit all embodiments according to the utility model.Be appreciated that and under the prerequisite of the scope that does not depart from the utility model, can utilize other embodiments, also can carry out the modification of structural or logicality.Therefore, following specific descriptions are also nonrestrictive, and the scope of the utility model is limited appended claim.
In following specific descriptions, with reference to appended accompanying drawing.Accompanying drawing has constituted the part of the utility model, and the mode through example shows the certain embodiments that can implement the utility model in the accompanying drawings.In this regard, the term of directivity, for example " left side ", " right side " " top ", " bottom ", " preceding ", " back ", " guiding ", " forward ", " delaying " etc. are used with reference to the direction of describing in the accompanying drawing.Therefore the embodiment's of the utility model parts can be placed in multiple different direction, and the term of directivity is to be used for the purpose of example and nonrestrictive.Be appreciated that and under the prerequisite of the scope that does not depart from the utility model, can utilize other embodiments, also can carry out structural or the logicality modification.Therefore, following specific descriptions are also nonrestrictive, and the scope of the utility model is limited appended claim.
With reference to Fig. 1, valve assembly 10 comprises having inlet 112 and outlet 114 valve body 11, and valve seat 12 has the valve rod assembly 13 of valve rod 132 and valve plug 134, has the actuator 14 of actuator rod 142, and the connector 15 that couples valve rod 132 and actuator rod 142.
Still with reference to Fig. 1, connector 15 comprises spring section 151, the first joints, 152, the second joints 153 and a plurality of foil gauge 154 with first and second relative ends.
In operation, in response to the external command of indication cut-off valve, actuator 14 actuate valve stem 132, and drive valve plug 134 thus and move towards valve seat 12.When valve plug 134 engage valve seat 12, the power that is produced with engaging of valve seat 12 by valve plug 134 is applied to via valve rod 132 on the spring section 151 of connector 15, thereby causes the distortion of spring section 151.In response to the distortion of spring section 151, a plurality of foil gauges 154 produce the electrical signal of the strain size on the indication spring section 151.Based on this electrical signal, can obtain the stress on the valve rod 132 when valve plug 134 engage valve seat 12, thereby also can obtain the thrust on the valve rod 132.
Advantageously, the electrical signal that is produced by a plurality of foil gauges 154 also can be provided for a controller (not shown) further handling, thereby obtains the parameter that performance needed and valve assembly 10 is associated, with the realization self diagnosis.
The connector 15 of valve assembly 10 can be realized by multiple structure.For example, shown in Fig. 2 a and 2b, the spring section 251 of connector 25 is the cylindrical of hollow.In the present example, the number of foil gauge 254 is four.These four foil gauges 254 are attached to the middle part of the circumference of Elastic Cylindrical portion 251 equally spacedly.
In another example, shown in Fig. 3 a and 3b, the spring section 351 of connector 35 is S shapes, and the beam 372 of this S shape spring section 351 comprises two parallel holes 374 and 376.In the present example, the number of foil gauge 354 is four.These four foil gauges 354 are attached on the inwall of two parallel holes 374 and 376 symmetrically.
In another example, as shown in Figs. 4a and 4b, the spring section 451 of connector 45 is S shapes, and each side of the beam 472 of S shape spring section 451 comprises a depression 473.In the present example, the number of foil gauge 454 is four.Each depression bottom of 473 be pasted with symmetrically in two foil gauges 454 and two foil gauges 454 each have 45 ° tilt angle with respect to the central shaft A of beam 473.
In the present example, first and second joints 452 of connector 45 can have identical structure with first joint 352 among Fig. 3 a and the 3b with 453, for for simplicity, do not give unnecessary details at this.
In another example, shown in Fig. 5 a and 5b, the spring section 551 of connector 55 is S shapes, and the beam 572 of S shape spring section 551 comprises rectangular aperture 573.In the present example, the number of foil gauge 554 is four.These four foil gauges 554 are attached on the inwall of rectangular aperture 573 symmetrically.
In the present example, first and second joints 552 of connector 55 can have identical structure with first joint 352 among Fig. 3 a and the 3b with 553, for for simplicity, do not give unnecessary details at this.
In another example, shown in Fig. 6 a and 6b, the spring section 651 of connector 65 is spoke shapes, and spoke shape spring section 651 has four spokes 672.In the present example, the number of foil gauge 654 is eight.Every spoke 672 is pasted with two foil gauges at the middle part of its two sidewalls.
In the present example, first and second joints 652 of connector 65 can have identical structure with first and second joints 252 and 253 among Fig. 2 a and the 2b with 653, for for simplicity, do not give unnecessary details at this.
Be appreciated that the connector among Fig. 2-6 only is exemplary, any connector that is fit to that can reach identical purpose can be applied to the present invention.
The structure that is applied to the connector of valve assembly 10 can be confirmed according to the scope of the stress on the valve rod 132.For example, when the scope of the stress of valve rod 132 is positioned between [10N, 3kN], can select Fig. 3 and connector shown in Figure 5 for use.When the scope of the stress of valve rod 132 is positioned between [3kN, 100kN], can select Fig. 4 and connector shown in Figure 6 for use.When the scope of the stress of valve rod 132 greater than 100kN, can select Fig. 2 for use, Fig. 4 and connector shown in Figure 6.
The embodiment who should be appreciated that foregoing description only is used for describing and unrestricted the utility model, it will be understood by those skilled in the art that to make amendment and be out of shape the utility model, only otherwise depart from the spirit and the scope of the utility model.Above-mentioned modification and distortion are considered to the scope of the utility model and accompanying claims.The protection domain of the utility model is limited appended claim.In addition, any reference character in the claim should not be understood that the restriction to the utility model.Verb " comprises " and element or the step that other beyond the statement in the claim occur do not got rid of in its distortion.Indefinite article " " before element or step is not got rid of and a plurality of such elements or step are occurred.
Claims (12)
1. connector that is used for valve assembly, said valve assembly comprises valve body, it has entrance and exit; Valve seat, it limits opening between said inlet and said outlet; Valve rod assembly, it comprises valve rod with first and second relative ends and the valve plug that is couple to said second end of said valve rod; And actuator, it comprises the actuator rod that is coupled to said valve rod assembly, thus the said valve plug that is used to drive said valve rod assembly engages said valve seat or leaves said valve seat and stops or allow the fluid between said inlet and said outlet to flow;
Wherein, said connector comprises:
Spring section, it comprises the first and second relative ends;
First joint, it is set at said first end of said spring section and is configured to admit said actuator rod;
Second joint, said first end that it is set at said second end of said spring section and is configured to admit said valve rod;
A plurality of foil gauges, it is attached on the said spring section and is configured to and when the said valve plug of said valve rod assembly is actuated to engage said valve seat, produces electrical signal in response to the distortion of said spring section.
2. connector according to claim 1 is characterized in that, the said spring section of said connector is by a kind of the processing in the following material: 35CrMnSiA, 40Cr, 40CrNiMoA, 1Cr18Ni9, QBe2 and LY12.
3. connector according to claim 1 is characterized in that, said a plurality of foil gauges are attached to the maximum stress place on the said spring section.
4. connector according to claim 1 is characterized in that, said spring section is the cylindrical of hollow, and the number of wherein said a plurality of foil gauges is four, and said four foil gauges are attached to the middle part of the circumference of said Elastic Cylindrical portion equally spacedly.
5. connector according to claim 1; It is characterized in that said spring section is a S shape, and the beam of said S shape spring section comprises two parallel holes; The number of wherein said a plurality of foil gauges is four, and said four foil gauges are attached on the inwall of said two parallel holes symmetrically.
6. connector according to claim 1; It is characterized in that; Said spring section is a S shape; And each side of the beam of said S shape spring section comprises a depression, and the number of wherein said a plurality of foil gauges is four, and the bottom of each depression is pasted with each central shaft with respect to said beam in two foil gauges and said two foil gauges symmetrically and has 45 ° tilt angle.
7. connector according to claim 1; It is characterized in that said spring section is a S shape, and the beam of said S shape spring section comprises rectangular aperture; The number of wherein said a plurality of foil gauges is four, and said four foil gauges are attached on the inwall of said rectangular aperture symmetrically.
8. connector according to claim 1; It is characterized in that said spring section is a spoke shape, and said spoke shape spring section have four spokes; The number of wherein said a plurality of foil gauges is eight, and every spoke is pasted with two foil gauges at the middle part of its two sidewalls.
9. according to each described connector in the claim 5 to 7, it is characterized in that said first joint comprises:
The first sub-portion, it has the passage that is used to admit said actuator rod;
The second sub-portion; It has the passage that is used to admit said actuator rod; The said second sub-portion is configured to when said actuator rod is received within the said passage of the said first sub-portion; Cover in the said first sub-portion, thereby make the said passage of the said first sub-portion towards the said passage of the said second sub-portion; And
Fastening piece, it is configured to the fastening said first sub-portion and the said second sub-portion,
Wherein, said second joint comprises:
The first sub-portion, it has the passage that is used to admit said valve rod;
The second sub-portion; It has the passage that is used to admit said valve rod; The said second sub-portion is configured to when said valve rod is received within the said passage of the said first sub-portion; Cover in the said first sub-portion, thereby make the said passage of the said first sub-portion towards the said passage of the said second sub-portion; And
Fastening piece, it is configured to the fastening said first sub-portion and the said second sub-portion.
10. valve assembly comprises:
Valve body, it has entrance and exit;
Valve seat, it limits opening between said inlet and said outlet;
Valve rod assembly, it comprises valve rod with first and second relative ends and the valve plug that is couple to said second end of said valve rod;
Actuator, it comprises the actuator rod that is coupled to said valve rod assembly, thus the said valve plug that is used to drive said valve rod assembly engages said valve seat or leaves said valve seat and stops or allow the fluid between said inlet and said outlet to flow; And
Connector, wherein, said connector comprises:
Spring section, it comprises the first and second relative ends;
First joint, it is set at said first end of said spring section and is configured to admit said actuator rod;
Second joint, said first end that it is set at said second end of said spring section and is configured to admit said valve rod;
A plurality of foil gauges, it is attached on the said spring section and is configured to and when the said valve plug of said valve rod assembly is actuated to engage said valve seat, produces electrical signal in response to the distortion of said spring section.
11. valve assembly according to claim 10 is characterized in that, the said spring section of said connector is by a kind of the processing in the following material: 35CrMnSiA, 40Cr, 40CrNiMoA, 1Cr18Ni9, QBe2 and LY12.
12. valve assembly according to claim 10 is characterized in that, said a plurality of foil gauges are attached to the maximum stress place on the said spring section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202862103U CN202165685U (en) | 2011-08-01 | 2011-08-01 | Connector for valve assembly and valve assembly with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202862103U CN202165685U (en) | 2011-08-01 | 2011-08-01 | Connector for valve assembly and valve assembly with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202165685U true CN202165685U (en) | 2012-03-14 |
Family
ID=45801510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202862103U Withdrawn - After Issue CN202165685U (en) | 2011-08-01 | 2011-08-01 | Connector for valve assembly and valve assembly with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202165685U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913675A (en) * | 2011-08-01 | 2013-02-06 | 艾默生过程管理(天津)阀门有限公司 | Connector for valve component and valve component comprising connector |
| CN104132148A (en) * | 2013-04-30 | 2014-11-05 | 费希尔控制国际公司 | Load relieving stem connector |
| CN110221232A (en) * | 2019-07-01 | 2019-09-10 | 中国人民解放军陆军工程大学 | Stack type giant magnetostrictive actuator characteristic test system |
| CN110382072A (en) * | 2017-03-14 | 2019-10-25 | 丹佛斯有限公司 | Drain valve and valve arrangement |
-
2011
- 2011-08-01 CN CN2011202862103U patent/CN202165685U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913675A (en) * | 2011-08-01 | 2013-02-06 | 艾默生过程管理(天津)阀门有限公司 | Connector for valve component and valve component comprising connector |
| CN102913675B (en) * | 2011-08-01 | 2014-10-08 | 艾默生过程管理(天津)阀门有限公司 | Connector for valve component and valve component comprising connector |
| CN104132148A (en) * | 2013-04-30 | 2014-11-05 | 费希尔控制国际公司 | Load relieving stem connector |
| CN110382072A (en) * | 2017-03-14 | 2019-10-25 | 丹佛斯有限公司 | Drain valve and valve arrangement |
| CN110221232A (en) * | 2019-07-01 | 2019-09-10 | 中国人民解放军陆军工程大学 | Stack type giant magnetostrictive actuator characteristic test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120314 Effective date of abandoning: 20141008 |
|
| RGAV | Abandon patent right to avoid regrant |