CN105157761A - Easy mounting natural gas flow calculator - Google Patents

Easy mounting natural gas flow calculator Download PDF

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Publication number
CN105157761A
CN105157761A CN201510391574.0A CN201510391574A CN105157761A CN 105157761 A CN105157761 A CN 105157761A CN 201510391574 A CN201510391574 A CN 201510391574A CN 105157761 A CN105157761 A CN 105157761A
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CN
China
Prior art keywords
impeller
straight length
convenient
install
bearing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510391574.0A
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Chinese (zh)
Inventor
吕忠贵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Guoguang Electronic Instrument Co Ltd
Original Assignee
Chengdu Guoguang Electronic Instrument Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu Guoguang Electronic Instrument Co Ltd filed Critical Chengdu Guoguang Electronic Instrument Co Ltd
Priority to CN201510391574.0A priority Critical patent/CN105157761A/en
Publication of CN105157761A publication Critical patent/CN105157761A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an easy mounting natural gas flow calculator comprising a straight tube segment, an induction coil fixed on a straight tube segment tube wall, a permanent magnet arranged on the induction coil axis, an impeller arranged in a straight tube segment circulation space, and two guide shells fixed in the straight tube segment and respectively positioned in the front end and rear end of the impeller; the impeller is made of aluminium alloy; the front end of the impeller is provided with a filter; two ends of the impeller are respectively connected with the two guide shell through a bearing. The easy mounting natural gas flow calculator is simple in structure, long in life, high in measuring precision, and can be conveniently arranged on a pipeline.

Description

A kind of device through computer measurement being convenient to install
Technical field
The present invention relates to fluid-transferring pipe piece apparatus field, particularly relate to a kind of device through computer measurement being convenient to install.
Background technology
Electronic type monitoring equipment is widely used in fluid delivery tube wire system, because it is compared to mechanical type metering outfit, can conveniently realize the advantages such as teletransmission, volume is little, plant maintenance is easy, be widely used in the daily life of people and commercial production: as city tap-water, gas distributing system system; Industrial fluids delivery line system etc.
Gas turbine meter is more suitable for the larger occasion of fluctuations in discharge amplitude compared with differential pressure flowmeter, and its wider range ratio can reduce measuring tube diameter again to a certain extent, reduces investment.Along with the development of gas metering technology and the raising to rock gas trade, handing-over measuring requirement, gas turbine meter will progressively be used in natural gas flow measuring.Simultaneously because the density of rock gas is less, how simplifying the structure of turbo flow meter further, simplify the installation of turbo flow meter and the further sensitivity improving turbo flow meter, is the important topic in the research and development of existing turbo flow meter.
Summary of the invention
Less for the above-mentioned density due to rock gas, how to simplify the structure of turbo flow meter further, simplify the installation of turbo flow meter and the further sensitivity improving turbo flow meter, be the problem of the important topic in the research and development of existing turbo flow meter, the invention provides a kind of device through computer measurement being convenient to install.
For the problems referred to above, a kind of device through computer measurement being convenient to install provided by the invention reaches goal of the invention by following technical essential: a kind of device through computer measurement being convenient to install, comprise straight length, be fixed on the inductive coil on straight length tube wall, the impeller being arranged at the permanent magnet on inductive coil axis and being arranged in straight length free air space, also comprise two guide shells be fixed in straight length, two guide shells lay respectively at the front-end and back-end of impeller, and the material of impeller is aluminium alloy, the front end of impeller is also provided with filtrator, the two ends of described impeller are all connected with two guide shells respectively by bearing.
Concrete, in above structure, the guide shell arranged is used for the water conservancy diversion of rock gas when flowing through straight length, the front-end and back-end of impeller all arrange the version of guide shell, the space constraint being used for rock gas circulation can be formed in the front-end and back-end of impeller, to change the velocity flow profile deformity of rock gas on straight length cross section and rotating flow as much as possible, finally reach the object improving flow measurement accuracy of measurement; Meanwhile, by being all fixed on guide shell at the two ends of impeller, being conducive to impeller washes away upper/lower positions stability at rock gas, being also conducive to the measuring accuracy improving flowmeter; Meanwhile, guide shell and impeller are all arranged on the structural design in straight-run of pipe section, are convenient to the installation of turbine meter; To the further restriction of impeller material, when being content with very little impeller intensity, not only realize the lightweight of also impeller, be conducive to optimizing the stressed of bearing, make impeller also have good shock resistance and corrosion resistance, the characteristic of above impeller is conducive to extending serviceable life of the present invention simultaneously.
Further technical scheme is:
As a kind of embodiment being conducive to measuring accuracy of the present invention, the axis of described impeller and the axis collinear of straight length.
Be conducive to measuring accuracy of the present invention as a kind of and be convenient to the embodiment of processing and manufacturing, described guide shell cylindrically or coniform, and the axis collinear of the axis of guide shell and straight length.
As a kind of technical scheme extending bearing serviceable life, described bearing is sealed bearing.
For ease of the connection of the present invention and pipeline, the two ends of described straight length are provided with joint flange.
The for the benefit of security of natural gas line, as the encapsulation scheme that a kind of static seal is effective, described joint flange is provided with sealing surface, described sealing surface is tongue and groove.
The present invention has following beneficial effect:
Structure of the present invention is simple, the guide shell arranged is used for the water conservancy diversion of rock gas when flowing through straight length, the front-end and back-end of impeller all arrange the version of guide shell, the space constraint being used for rock gas circulation can be formed in the front-end and back-end of impeller, to change the velocity flow profile deformity of rock gas on straight length cross section and rotating flow as much as possible, finally reach the object improving flow measurement accuracy of measurement; Meanwhile, by being all fixed on guide shell at the two ends of impeller, being conducive to impeller washes away upper/lower positions stability at rock gas, being also conducive to the measuring accuracy improving flowmeter; Meanwhile, guide shell and impeller are all arranged on the structural design in straight-run of pipe section, are convenient to the installation of turbine meter; To the further restriction of impeller material, when being content with very little impeller intensity, not only realize the lightweight of also impeller, be conducive to optimizing the stressed of bearing, make impeller also have good shock resistance and corrosion resistance, the characteristic of above impeller is conducive to extending serviceable life of the present invention simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation being convenient to the device through computer measurement specific embodiment installed of the present invention.
Label shown in accompanying drawing is respectively: 1, guide shell, and 2, straight length, 3, impeller, 4, permanent magnet, 5, inductive coil, 6, bearing, 7, joint flange.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but structure of the present invention is not limited only to following examples.
Embodiment 1:
As shown in Figure 1, a kind of device through computer measurement being convenient to install, comprise straight length 2, the inductive coil 5 be fixed on straight length 2 tube wall, the impeller 3 that is arranged at the permanent magnet 4 on inductive coil 5 axis and is arranged in straight length 2 free air space, also comprise two guide shells 1 be fixed in straight length 2, two guide shells 1 lay respectively at the front-end and back-end of impeller 3, and the material of impeller 3 is aluminium alloy, the front end of impeller 3 is also provided with filtrator, and the two ends of described impeller 3 are all connected with two guide shells 1 respectively by bearing 6.
In the present embodiment, the guide shell 1 arranged is for the water conservancy diversion of rock gas when flowing through straight length 2, the front-end and back-end of impeller 3 all arrange the version of guide shell 1, the space constraint being used for rock gas circulation can be formed in the front-end and back-end of impeller 3, to change the velocity flow profile deformity of rock gas on straight length 2 cross section and rotating flow as much as possible, finally reach the object improving flow measurement accuracy of measurement; Meanwhile, by being all fixed on guide shell 1 at the two ends of impeller 3, being conducive to impeller 3 washes away upper/lower positions stability at rock gas, being also conducive to the measuring accuracy improving flowmeter; Meanwhile, guide shell 1 and impeller 3 are all arranged on the structural design in straight-run of pipe section 2, are convenient to the installation of turbine meter; To the further restriction of impeller 3 material, when being content with very little impeller 3 intensity, not only realize the lightweight of also impeller 3, be conducive to optimizing the stressed of bearing 6, make impeller 3 also have good shock resistance and corrosion resistance, the characteristic of above impeller 3 is conducive to extending serviceable life of the present invention simultaneously.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as shown in Figure 1, as a kind of embodiment being conducive to measuring accuracy of the present invention, and the axis of described impeller 3 and the axis collinear of straight length 2.
Be conducive to measuring accuracy of the present invention as a kind of and be convenient to the embodiment of processing and manufacturing, described guide shell 1 cylindrically or coniform, and the axis collinear of the axis of guide shell 1 and straight length 2.
As a kind of technical scheme extending bearing 6 serviceable life, described bearing 6 is sealed bearing.
For ease of the connection of the present invention and pipeline, the two ends of described straight length 2 are provided with joint flange 7.
The for the benefit of security of natural gas line, as the encapsulation scheme that a kind of static seal is effective, described joint flange 7 is provided with sealing surface, described sealing surface is tongue and groove.
Above content is the further description done the present invention in conjunction with concrete preferred implementation, can not assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, not departing from other embodiments drawn under technical scheme of the present invention, all should be included in protection scope of the present invention.

Claims (6)

1. be convenient to the device through computer measurement of installation for one kind, comprise straight length (2), be fixed on the inductive coil (5) on straight length (2) tube wall, the impeller (3) being arranged at the permanent magnet (4) on inductive coil (5) axis and being arranged in straight length (2) free air space, it is characterized in that, also comprise two guide shells (1) of being fixed in straight length (2), two guide shells (1) lay respectively at the front-end and back-end of impeller (3), and the material of impeller (3) is aluminium alloy, the front end of impeller (3) is also provided with filtrator, the two ends of described impeller (3) are all connected with two guide shells (1) respectively by bearing (6).
2. a kind of device through computer measurement being convenient to install according to claim 1, is characterized in that, the axis of described impeller (3) and the axis collinear of straight length (2).
3. a kind of device through computer measurement being convenient to install according to claim 1, is characterized in that, described guide shell (1) cylindrically or coniform, and the axis collinear of the axis of guide shell (1) and straight length (2).
4. a kind of device through computer measurement being convenient to install according to claim 1, it is characterized in that, described bearing (6) is sealed bearing.
5. a kind of device through computer measurement being convenient to install according to claim 1, it is characterized in that, the two ends of described straight length (2) are provided with joint flange (7).
6. a kind of device through computer measurement being convenient to install according to claim 5, it is characterized in that, (7) are provided with sealing surface with described joint flange, and described sealing surface is tongue and groove.
CN201510391574.0A 2015-07-07 2015-07-07 Easy mounting natural gas flow calculator Pending CN105157761A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510391574.0A CN105157761A (en) 2015-07-07 2015-07-07 Easy mounting natural gas flow calculator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510391574.0A CN105157761A (en) 2015-07-07 2015-07-07 Easy mounting natural gas flow calculator

Publications (1)

Publication Number Publication Date
CN105157761A true CN105157761A (en) 2015-12-16

Family

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Family Applications (1)

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CN201510391574.0A Pending CN105157761A (en) 2015-07-07 2015-07-07 Easy mounting natural gas flow calculator

Country Status (1)

Country Link
CN (1) CN105157761A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105157762A (en) * 2015-07-13 2015-12-16 成都国光电子仪表有限责任公司 Turbo type flow meter

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007170896A (en) * 2005-12-20 2007-07-05 Matsushita Electric Ind Co Ltd Flow sensor
CN202420566U (en) * 2012-01-19 2012-09-05 赵晓慧 Microminiature flowmeter
CN203177899U (en) * 2013-04-08 2013-09-04 成都赛腾自动化工程有限公司 Novel turbine flowmeter
CN203745016U (en) * 2013-12-16 2014-07-30 天津萌赛能源科技有限公司 Eddy current turbine flow rate meter device for measuring liquid

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007170896A (en) * 2005-12-20 2007-07-05 Matsushita Electric Ind Co Ltd Flow sensor
CN202420566U (en) * 2012-01-19 2012-09-05 赵晓慧 Microminiature flowmeter
CN203177899U (en) * 2013-04-08 2013-09-04 成都赛腾自动化工程有限公司 Novel turbine flowmeter
CN203745016U (en) * 2013-12-16 2014-07-30 天津萌赛能源科技有限公司 Eddy current turbine flow rate meter device for measuring liquid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105157762A (en) * 2015-07-13 2015-12-16 成都国光电子仪表有限责任公司 Turbo type flow meter

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Application publication date: 20151216

RJ01 Rejection of invention patent application after publication