CN208818263U - A kind of detection of natural gas differential pressure flowmeter - Google Patents
A kind of detection of natural gas differential pressure flowmeter Download PDFInfo
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- CN208818263U CN208818263U CN201821633328.7U CN201821633328U CN208818263U CN 208818263 U CN208818263 U CN 208818263U CN 201821633328 U CN201821633328 U CN 201821633328U CN 208818263 U CN208818263 U CN 208818263U
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- pressure
- guiding pipe
- pipeline
- natural gas
- hole
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Abstract
The utility model discloses a kind of detection of natural gas differential pressure flowmeters, including pressure piping and low pressure pipeline, the surface of the pressure piping is provided with high pressure pressure guiding pipe, the surface of the low pressure pipeline is provided with low pressure pressure guiding pipe, the surface of the high pressure pressure guiding pipe is sequentially installed with universal spring section and condenser, and condenser is located at the top of universal spring section, the inside of the high pressure pressure guiding pipe is equipped with inner flexible tube, one end of the inner flexible tube is equipped with connector, and inner flexible tube is mutually fixed by connector with high pressure pressure guiding pipe.A kind of this practical described detection of natural gas differential pressure flowmeter, it is provided with the second hole plate, filter screen and universal spring section, rotating the second hole plate can change the diameter of orifice plate both to change the pressure passed through, improve detection accuracy, valve use can be served as simultaneously, filter screen prevents the foreign matters from being blocked connector in pipeline from influencing to use, and changes position of the flowmeter in electricity box, easy disassembly maintenance by universal spring section.
Description
Technical field
The utility model relates to differential pressure flowmeter field, in particular to a kind of detection of natural gas differential pressure flowmeter.
Background technique
Differential pressure flowmeter is the Throttle Principle based on fluid flowing, the pressure generated when flowing through throttling set using fluid
Difference and realize flow measurement, it is that measuring flow is most mature in current production, one of most common method, usually by can general
Measured flux is converted into the throttling set of pressure difference signal and this pressure difference can be converted into the differential pressure that corresponding flow value is shown
Meter and display instrument are formed, and differential pressure flowmeter is divided into: bi toba flow meter, orifice flowmeter, V cone flow meter etc., poor
Pressure type flowmeter is all widely applied in industry, military and household etc., wherein being just used for detection of natural gas flowmeter.It is existing natural
The differential pressure flowmeter of gas detection can only carry out general detection and precision is lower, and due to the feelings of self structure and actual installation
Condition may not install or occupy a large amount of electricity box spaces, and influence to make since the foreign matter in pipeline is easy jam detection mouth
With for this purpose, it is proposed that a kind of detection of natural gas differential pressure flowmeter.
Utility model content
The main purpose of the utility model is to provide a kind of detection of natural gas differential pressure flowmeters, can effectively solve
The problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of detection of natural gas differential pressure flowmeter, including pressure piping and low pressure pipeline, the table of the pressure piping
Face is provided with high pressure pressure guiding pipe, and the surface of the low pressure pipeline is provided with low pressure pressure guiding pipe, the surface of the high pressure pressure guiding pipe according to
It is secondary that universal spring section and condenser are installed, and condenser is located at the top of universal spring section, the inside of the high pressure pressure guiding pipe
Equipped with inner flexible tube, one end of the inner flexible tube is equipped with connector, and inner flexible tube is mutually fixed by connector with high pressure pressure guiding pipe, institute
The end for stating high pressure pressure guiding pipe is located at the filter screen that is internally provided with of pressure piping, the high pressure pressure guiding pipe and low pressure pressure guiding pipe
Three valve groups are installed between end, differential pressure transmitter, the differential pressure transmitter, the high pressure are installed above three valve group
Intermediate conduit is welded between pipeline and low pressure pipeline, the surface of the intermediate conduit is equipped with adjustment valve, the intermediate tube
Road is internally provided with the first hole plate, and the centre of first hole plate is provided with first through hole, and the one of first hole plate
Side is provided with the second hole plate, and the second orifice plate on piece is provided with several second through-holes, and the adjustment valve is internally provided with valve
Core, the spool and the second hole plate joint are equipped with tapered teeth, and spool and the second hole plate are driven by angular wheel.
Preferably, the pressure piping and low pressure pipeline are connected by flange with main pipeline, and are bolted.
Preferably, second through-hole includes the circular hole of different-diameter, and the maximum gauge of the second through-hole is not more than first
The diameter of through-hole.
Preferably, the high pressure pressure guiding pipe is identical with the structure of low pressure pressure guiding pipe, is equipped with universal spring section and condenser.
Preferably, the adjustment valve and three valve groups and pipeline junction are all made of sealing ring sealing.
Preferably, the universal spring section can change high pressure pressure guiding pipe and low pressure impulse by changing the radian of itself
The angle of pipe.
Compared with prior art, the utility model has the following beneficial effects:
In the utility model, the device of design has the second hole plate, both can change the straight of through-hole by rotation hole plate
Diameter adjusts pressure difference, meets the requirement of different flow measurement, can also be kept off the through-hole of the first hole plate by the second hole plate
Firmly, switch valve use is served as, filter screen can prevent connector blocking from influencing the use of detecting element, universal spring section is arranged,
By being flexibly connected the position of adjustable dial plate, both facilitated electricity box inner space to arrange, and also facilitated usually maintenance dismounting, therefore
It is more practical.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of detection of natural gas differential pressure flowmeter of the utility model；
Fig. 2 is a kind of main view of detection of natural gas differential pressure flowmeter of the utility model；
Fig. 3 is a kind of connector structural schematic diagram of detection of natural gas differential pressure flowmeter of the utility model；
Fig. 4 is a kind of hole sheet structure schematic diagram of detection of natural gas differential pressure flowmeter of the utility model.
In figure: 1, pressure piping；2, intermediate conduit；3, high pressure pressure guiding pipe；4, universal spring section；5, condenser；6, it adjusts
Valve；7, low pressure pipeline；8, low pressure pressure guiding pipe；9, three valve group；10, differential pressure transmitter；11, connector；12, filter screen；13, interior soft
Pipe；14, the first hole plate；15, first through hole；16, the second through-hole；17, the second hole plate；18, spool.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
As shown in Figs 1-4, a kind of detection of natural gas differential pressure flowmeter, including pressure piping 1 and low pressure pipeline 7 are high
The surface of pressure pipeline 1 is provided with high pressure pressure guiding pipe 3, and the surface of low pressure pipeline 7 is provided with low pressure pressure guiding pipe 8, high pressure pressure guiding pipe 3
Surface is sequentially installed with universal spring section 4 and condenser 5, and condenser 5 is located at the top of universal spring section 4, high pressure pressure guiding pipe 3
Inside be equipped with inner flexible tube 13, one end of inner flexible tube 13 is equipped with connector 11, and inner flexible tube 13 is drawn by connector 11 with high pressure
3 phase of pressure pipe is fixed, and what the end of high pressure pressure guiding pipe 3 was located at pressure piping 1 is internally provided with filter screen 12, high pressure pressure guiding pipe 3 with
Three valve groups 9 are installed, the top of three valve groups 9 is equipped with differential pressure transmitter 10, differential pressure transmitter between the end of low pressure pressure guiding pipe 8
10, intermediate conduit 2 is welded between pressure piping 1 and low pressure pipeline 7, the surface of intermediate conduit 2 is equipped with adjustment valve 6, in
Between pipeline 2 be internally provided with the first hole plate 14, the centre of the first hole plate 14 is provided with first through hole 15, the first hole plate 14
Side be provided with the second hole plate 17, be provided with several second through-holes 16 on the second hole plate 17, adjustment valve 6 is internally provided with
Spool 18, spool 18 and 17 joint of the second hole plate are equipped with tapered teeth, and spool 18 and the second hole plate 17 pass through conical tooth
Wheel transmission；
Pressure piping 1 and low pressure pipeline 7 are connected by flange with main pipeline, and are bolted；First hole plate
14 are connected by connecting shaft with the second hole plate 17, circular hole of second through-hole 16 including different-diameter, and the second through-hole 16
Maximum gauge is not more than the diameter of first through hole 15；High pressure pressure guiding pipe 3 is identical with the structure of low pressure pressure guiding pipe 8, is equipped with universal
Spring section 4 and condenser 5；Adjustment valve 6 and three valve groups 9 are all made of sealing ring with pipeline junction and seal；Universal spring section 4 can
To change the angle of high pressure pressure guiding pipe 3 and low pressure pressure guiding pipe 8 by changing the radian of itself.
It should be noted that the utility model is a kind of detection of natural gas differential pressure flowmeter, before use, first by high pressure
Pipeline 1 and low pressure pipeline 7 are connected by flange with main pipeline, and blending bolt is fixed, and the air-flow of natural gas is from high-voltage tube
Road 1 is flowed into low pressure pipeline 7 by intermediate conduit 2, is internally provided with the first hole plate 14 and the second hole due to intermediate conduit 2
Plate 17, and the first hole plate 14 and the second hole plate 17 are provided with first through hole 15 and the second through-hole 16, make natural gas in height
Pressure pipeline 1 and low pressure pipeline 7 generate pressure difference, and connector 11 respectively passes through the natural gas at pressure piping 1 and 7 liang of low pressure pipeline
High pressure pressure guiding pipe 3 and low pressure pressure guiding pipe 8, condenser 5 are introduced into the both ends of three valve groups 9, and differential pressure transmitter 10 is in three valve groups 9
Natural gas carries out induction monitoring, is ultimately converted to show in dial plate using flow, when rotation adjusts valve 6, adjusts inside valve 6
Spool 18 also with rotation, since spool 18 and the second hole plate 17 are engaged by bevel gear, the second hole plate 17 also around
Connecting shaft rotation, the pressure on natural spiracular plate piece both sides is just determined and is adjusted by the second through-hole 16 at this time, when do not need using
When, rotation adjustment valve 6 blocks the second hole plate 17 completely the first through hole 15 of the first hole plate 14, natural gas stops stream
It is logical, valve 6 is adjusted at this time serves as switch valve use.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of detection of natural gas differential pressure flowmeter, including pressure piping (1) and low pressure pipeline (7), it is characterised in that: institute
The surface for stating pressure piping (1) is provided with high pressure pressure guiding pipe (3), and the surface of the low pressure pipeline (7) is provided with low pressure pressure guiding pipe
(8), the surface of the high pressure pressure guiding pipe (3) is sequentially installed with universal spring section (4) and condenser (5), and condenser (5) is located at
The inside of the top of universal spring section (4), the high pressure pressure guiding pipe (3) is equipped with inner flexible tube (13), and the one of the inner flexible tube (13)
End is equipped with connector (11), and inner flexible tube (13) is mutually fixed by connector (11) with high pressure pressure guiding pipe (3), the high pressure impulse
The end of pipe (3) is located at being internally provided with filter screen (12) for pressure piping (1), the high pressure pressure guiding pipe (3) and low pressure impulse
It manages and is equipped with three valve groups (9) between the end of (8), differential pressure transmitter (10), the height are installed above three valve group (9)
It is welded between pressure pipeline (1) and low pressure pipeline (7) intermediate conduit (2), the surface of the intermediate conduit (2) is equipped with adjustment
Valve (6), the intermediate conduit (2) are internally provided with the first hole plate (14), and the centre of first hole plate (14) is provided with
First through hole (15), the side of first hole plate (14) are provided with the second hole plate (17), second hole plate (17)
On be provided with several second through-holes (16), adjustment valve (6) is internally provided with spool (18), the spool (18) and the second hole
Plate (17) joint is equipped with tapered teeth, and spool (18) and the second hole plate (17) are driven by angular wheel.
2. a kind of detection of natural gas differential pressure flowmeter according to claim 1, it is characterised in that: the pressure piping
(1) it is connected by flange with main pipeline with low pressure pipeline (7), and is bolted.
3. a kind of detection of natural gas differential pressure flowmeter according to claim 1, it is characterised in that: first orifice plate
Piece (14) is connected by connecting shaft with the second hole plate (17), and second through-hole (16) includes the circular hole of different-diameter, and
The maximum gauge of second through-hole (16) is not more than the diameter of first through hole (15).
4. a kind of detection of natural gas differential pressure flowmeter according to claim 1, it is characterised in that: the high pressure impulse
Pipe (3) is identical with the structure of low pressure pressure guiding pipe (8), is equipped with universal spring section (4) and condenser (5).
5. a kind of detection of natural gas differential pressure flowmeter according to claim 1, it is characterised in that: the adjustment valve
(6) sealing ring is all made of with pipeline junction and is sealed with three valve groups (9).
6. a kind of detection of natural gas differential pressure flowmeter according to claim 1, it is characterised in that: the universal spring
Section (4) can change the angle of high pressure pressure guiding pipe (3) and low pressure pressure guiding pipe (8) by changing the radian of itself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633328.7U CN208818263U (en) | 2018-10-09 | 2018-10-09 | A kind of detection of natural gas differential pressure flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633328.7U CN208818263U (en) | 2018-10-09 | 2018-10-09 | A kind of detection of natural gas differential pressure flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208818263U true CN208818263U (en) | 2019-05-03 |
Family
ID=66279320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821633328.7U Expired - Fee Related CN208818263U (en) | 2018-10-09 | 2018-10-09 | A kind of detection of natural gas differential pressure flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208818263U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542017A (en) * | 2019-07-30 | 2019-12-06 | 杭州蓝捷氢能科技有限公司 | Pressure detection device for hydrogenation station |
| CN110926548A (en) * | 2019-12-03 | 2020-03-27 | 天地（常州）自动化股份有限公司 | Measuring device |
| CN111397669A (en) * | 2020-03-31 | 2020-07-10 | 新疆中元天能油气科技股份有限公司 | Flow measuring and adjusting device with anti-blocking function and control method thereof |
-
2018
- 2018-10-09 CN CN201821633328.7U patent/CN208818263U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542017A (en) * | 2019-07-30 | 2019-12-06 | 杭州蓝捷氢能科技有限公司 | Pressure detection device for hydrogenation station |
| CN110542017B (en) * | 2019-07-30 | 2021-09-21 | 浙江台连低温科技有限公司 | Pressure detection device for hydrogenation station |
| CN110926548A (en) * | 2019-12-03 | 2020-03-27 | 天地（常州）自动化股份有限公司 | Measuring device |
| CN111397669A (en) * | 2020-03-31 | 2020-07-10 | 新疆中元天能油气科技股份有限公司 | Flow measuring and adjusting device with anti-blocking function and control method thereof |
| CN111397669B (en) * | 2020-03-31 | 2022-05-27 | 新疆中元天能油气科技股份有限公司 | Flow measuring and adjusting device with anti-blocking function and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20201009 |
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| CF01 | Termination of patent right due to non-payment of annual fee |