CN203906953U - Multi-motor-driven built-in valve for high-flow gas meters - Google Patents
Multi-motor-driven built-in valve for high-flow gas meters Download PDFInfo
- Publication number
- CN203906953U CN203906953U CN201420245598.6U CN201420245598U CN203906953U CN 203906953 U CN203906953 U CN 203906953U CN 201420245598 U CN201420245598 U CN 201420245598U CN 203906953 U CN203906953 U CN 203906953U
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- valve
- valve body
- pressure relief
- air passing
- pot cover
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- Withdrawn - After Issue
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Abstract
A multi-motor-driven built-in valve for high-flow gas meters comprises a valve body. A partition is arranged in the valve body, a pressure relief hole and air through holes are formed in the partition, the diameter of the pressure relief hole is smaller than that of each air through hole, an opening opposite to the partition is arranged in the valve body, an end cap used for sealing the opening is arranged on the valve body, at least two valve controllers are mounted on the end cap, each valve controller comprises motor controlling parts and valve seals capable of sealing the pressure relief hole and the air through holes, the motor controlling parts on the valve controller are located outside the valve body, the valve seals on the valve controller are located in the valve body, and the diameter of the valve seal for sealing the pressure relief hole is smaller than the diameter of the valve seals for sealing the air through holes. The multi-motor-driven built-in valve has the advantages of reasonable structure, low cost and convenience in opening, and mounting space is saved; the multi-motor-driven built-in valve is suitable for being mounted for use on various types of high-flow gas meters; by the arrangement of the valve controllers, positive pressure force of gas upon the valve can be effectively released when the valve is opened, so that the valve is more convenient and easier to open.
Description
Technical field
The utility model relates to a kind of built-in valve of gas meter, particularly relates to many motor drive internals valve of large flow gas tables more than a kind of 16 sides.
Background technique
Gas meter is for a kind of gas consumption metering, it is managed and the break-make of controlling combustion gas by its inner control valve, use thereby reach combustion gas the object of measuring, the control valve on existing gas meter is mainly divided into two kinds, built-in valve and external valve according to the difference of mounting point.External valve refers to and is arranged on gas meter outside for controlling the valve of combustion gas break-make, it is to be mainly applied on the gas meter that Throughput is larger, external valve arrangement complexity, bulky, cost of production costliness, and be not easy to use being arranged on large flow gas table, be therefore unfavorable for spread and the sale of existing industrial combustion gas table.Built-in valve refers to and is arranged in gas meter for controlling the valve of combustion gas break-make, and it is mainly applied on the small-flow gas meter of throughput below 16 sides, existing control valve
alladopt single motor to control, working principle is: while opening valve, motor forward rotation, drives the tooth bar that connects jam pot cover, pull jam pot cover, the air passing hole of valve is opened, thereby realized the unlatching of valve, while closing valve, motor counterrotating, sour jujube wheel and rack on motor is thrown off, and pushes down jam pot cover the air passing hole of valve is sealed up by spring, realizes closing of valve.And existing built-in valve is arranged on the gas meter that Throughput is larger, because the Throughput of gas meter is larger, after built-in valve cuts out, gaseous-pressure acts on jam pot cover entirely, make jam pot cover bear larger air pressure, be difficult to pull jam pot cover Open valve by the strength of motor, operation, use inconvenience.
Model utility content
For above technical problem, the utility model provides a kind of rational in infrastructure, with low cost, many motor drive internals valve for large flow gas table of saving installing space, be applicable to being arranged on various types of large flow gas tables and use, it is by first opening the pressure relief vent of small diameter, the positive pressure power of combustion gas in valve body is discharged, make the unlatching of larger-diameter air passing hole more convenient, easy.
The utility model is to realize by such technological scheme, it comprises valve body, on valve body, be provided with suction port and air outlet, in valve body, be provided with the demarcation strip between suction port and air outlet, it is characterized in that: on demarcation strip, have pressure relief vent and air passing hole, the diameter of pressure relief vent is less than the diameter of air passing hole, on valve body, be provided with the opening relative with demarcation strip, on valve body, be provided with the end cap that can seal up opening, the valve positioner identical with the quantity summation of pressure relief vent and air passing hole is installed on end cap, valve positioner comprises Electric Machine Control part and can seal the jam pot cover of pressure relief vent and air passing hole, Electric Machine Control part on valve positioner is all positioned at outside valve body, jam pot cover on valve positioner is all positioned at valve body, the diameter that wherein seals the jam pot cover of pressure relief vent is less than the diameter of the jam pot cover that seals air passing hole.
Built-in valve of the present utility model has adopted many valve arrangements, on built-in valve, be provided with multiple valve positioners, jam pot cover on valve positioner is corresponding one by one with pressure relief vent and air passing hole on demarcation strip, when Open valve, first start the Electric Machine Control part of the jam pot cover of controlling sealing pressure relief vent, first the jam pot cover of sealing pressure relief vent is opened by Electric Machine Control part, because the jam pot cover area of sealing pressure relief vent is less, stress surface is little, so the gaseous-pressure that it is subject to is relatively little, convenient unlatching, after the jam pot cover of sealing pressure relief vent is opened completely, in valve body, the positive pressure power of combustion gas is discharged, reduce suffered gaseous-pressure on the jam pot cover of sealing air passing hole, open again the jam pot cover of sealing air passing hole by Electric Machine Control part, just than being easier to, after all jam pot covers are all opened, complete out valve, such structure makes valve opening more easy, more laborsaving while particularly use on the gas meter on some large flows, fast, while closing valve, by the motor reversal in Electric Machine Control part, just can make jam pot cover sealing pressure relief vent and air passing hole, complete pass valve.The utility model is rational in infrastructure, with low cost, is arranged in gas meter, saves installing space, is applicable to being arranged on various types of large flow gas tables using.
Owing to having adopted technique scheme, the utlity model has feature rational in infrastructure, with low cost, that save installing space, be applicable to being arranged on various types of large flow gas tables and use, it is by first opening the pressure relief vent of small diameter, the positive pressure power of combustion gas in valve body is discharged, make the unlatching of larger-diameter air passing hole more convenient, easy.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.With reference to the accompanying drawings in the face of the utility model is described in further detail.
Brief description of the drawings
The a part of accompanying drawing that forms the application is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the first embodiment's of the present utility model structural representation.
Fig. 2 is the planimetric map of the bottom surface of Fig. 1.
Fig. 3 is the sectional view of A-A in Fig. 2.
Fig. 4 is the structural representation of valve positioner in Fig. 1.
Fig. 5 is the second embodiment's of the present utility model structural representation.
Fig. 6 is the third embodiment's of the present utility model structural representation.
In figure: 1. valve body; 2. suction port; 3. air outlet; 4. demarcation strip; 5. pressure relief vent; 6. air passing hole; 7. end cap; 8. Electric Machine Control part; 9. jam pot cover; 10. sealing cover.
Embodiment
As shown in Fig. 1-6, the utility model comprises valve body 1, on valve body 1, be provided with suction port 2 and air outlet 3, in valve body 1, be provided with the demarcation strip 4 between suction port 2 and air outlet 3, it is characterized in that: on demarcation strip 4, have pressure relief vent 5 and air passing hole 6, the diameter of pressure relief vent 5 is less than the diameter of air passing hole 6, on valve body 1, be provided with the opening relative with demarcation strip 4, on valve body 1, be provided with the end cap 7 that can seal up opening, the valve positioner identical with the quantity summation of pressure relief vent 5 and air passing hole 6 is installed on end cap 7, valve positioner comprises Electric Machine Control part 8 and can seal pressure relief vent 5 and the jam pot cover 9 of air passing hole 6, Electric Machine Control part 8 on valve positioner is all positioned at outside valve body 1, jam pot cover 9 on valve positioner is all positioned at valve body 1, the diameter that wherein seals the jam pot cover 9 of pressure relief vent 5 is less than the diameter of the jam pot cover 9 that seals air passing hole 6.
Built-in valve of the present utility model has adopted many valve arrangements, on built-in valve, be provided with multiple valve positioners, jam pot cover 9 on valve positioner is corresponding one by one with pressure relief vent 5 and air passing hole 6 on demarcation strip 4, when Open valve, first start the Electric Machine Control part of the jam pot cover 9 of controlling sealing pressure relief vent 5, first the jam pot cover 9 of sealing pressure relief vent 5 is opened by Electric Machine Control part, because jam pot cover 9 areas of sealing pressure relief vent 5 are less, stress surface is little, so the gaseous-pressure that it is subject to is relatively little, convenient unlatching, after the jam pot cover 9 of sealing pressure relief vent 5 is opened, in valve body, the positive pressure power of combustion gas is discharged, reduce suffered gaseous-pressure on the jam pot cover 9 of sealing air passing hole 6, open again the jam pot cover 9 of sealing air passing hole 6 by motor, just than being easier to, after all jam pot covers 9 are all opened, complete out valve, such structure makes valve opening more easy, more laborsaving while particularly use on the gas meter on some large flows, fast, while closing valve, by the motor reversal in Electric Machine Control part 8, just can make jam pot cover 9 seal pressure relief vent 5 and air passing hole 6, complete pass valve.The utility model is rational in infrastructure, with low cost, is arranged in gas meter, saves installing space, is applicable to being arranged on various types of large flow gas tables using.
As shown in Fig. 3,5,6, the quantity of air passing hole 6 is at least one.The quantity of air passing hole 6 can be one, also can be two, it can also be 3, in the time that gas flow is larger, jam pot cover 9 be subject to positive pressure power also larger, even if first opened the jam pot cover 9 of sealing pressure relief vent 5, still may be difficult to open the jam pot cover 9 of sealing air passing hole 6, particularly in the king-sized situation of gas flow, the quantity that increases air passing hole 6 can reduce the size of air passing hole 6, and then reduce the size of the jam pot cover corresponding with air passing hole 69, be conducive to reduce the lifting surface area of jam pot cover 9, the positive pressure power that jam pot cover 9 is subject to is less, the unlatching of jam pot cover 9 is more easy, the size of multiple air passing holes 6 can be the same or different, when unlatching, first open the jam pot cover 9 of sealing pressure relief vent 5, the jam pot cover of sealing on air passing hole 6 will be opened one by one again, make the positive pressure power of valve body 1 interior combustion gas obtain discharging progressively, after all air passing holes 6 are all opened, complete out valve, the built-in valve of this spline structure is opened easily, be particularly suitable for being arranged on large flow gas table and use.
As shown in Figure 1 and Figure 2, on valve body 1, be provided with technique opening, on valve body 1, be provided with the sealing cover 10 that can seal technique opening.Technique opening is set and is convenient to mass production and the processing of built-in valve, enhance productivity, sealing cover 10 can prevent gas leakage.
The foregoing is only preferred embodiment of the present utility model, and with restriction the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within being all included in protection domain of the present utility model.
Claims (3)
1. the many motor drive internals valve for large flow gas table, comprise valve body (1), on valve body (1), be provided with suction port (2) and air outlet (3), in valve body (1), be provided with the demarcation strip (4) being positioned between suction port (2) and air outlet (3), it is characterized in that: on demarcation strip (4), have pressure relief vent (5) and air passing hole (6), the diameter of pressure relief vent (5) is less than the diameter of air passing hole (6), on valve body (1), be provided with the opening relative with demarcation strip (4), on valve body (1), be provided with the end cap (7) that can seal up opening, the valve positioner identical with the quantity summation of pressure relief vent (5) and air passing hole (6) is installed on end cap (7), valve positioner comprises Electric Machine Control part (8) and can seal pressure relief vent (5) and the jam pot cover (9) of air passing hole (6), Electric Machine Control part (8) on valve positioner is all positioned at outside valve body (1), jam pot cover (9) on valve positioner is all positioned at valve body (1), the diameter that wherein seals the jam pot cover (9) of pressure relief vent (5) is less than the diameter of the jam pot cover (9) of sealing air passing hole (6).
2. a kind of many motor drive internals valve for large flow gas table as claimed in claim 1, is characterized in that: the quantity of air passing hole (6) is at least one.
3. a kind of many motor drive internals valve for large flow gas table as claimed in claim 1, is characterized in that: on valve body (1), be provided with technique opening, be provided with the sealing cover (10) that can seal technique opening on valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420245598.6U CN203906953U (en) | 2014-05-14 | 2014-05-14 | Multi-motor-driven built-in valve for high-flow gas meters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420245598.6U CN203906953U (en) | 2014-05-14 | 2014-05-14 | Multi-motor-driven built-in valve for high-flow gas meters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203906953U true CN203906953U (en) | 2014-10-29 |
Family
ID=51781231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420245598.6U Withdrawn - After Issue CN203906953U (en) | 2014-05-14 | 2014-05-14 | Multi-motor-driven built-in valve for high-flow gas meters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203906953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994261A (en) * | 2014-05-14 | 2014-08-20 | 重庆前卫克罗姆表业有限责任公司 | Multi-motor drive built-in valve for large-flow gas meter |
-
2014
- 2014-05-14 CN CN201420245598.6U patent/CN203906953U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994261A (en) * | 2014-05-14 | 2014-08-20 | 重庆前卫克罗姆表业有限责任公司 | Multi-motor drive built-in valve for large-flow gas meter |
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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: 20141029 Effective date of abandoning: 20160831 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |