CN109764923A - A kind of thermal type gas quality flow meter facilitating installation and connection - Google Patents
A kind of thermal type gas quality flow meter facilitating installation and connection Download PDFInfo
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- CN109764923A CN109764923A CN201811606837.5A CN201811606837A CN109764923A CN 109764923 A CN109764923 A CN 109764923A CN 201811606837 A CN201811606837 A CN 201811606837A CN 109764923 A CN109764923 A CN 109764923A
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Abstract
The invention discloses a kind of thermal type gas quality flow meters for facilitating installation and connection, including main body, fixed plate, fixing pipe, limit plate, cushion, kelly, bearing, sleeve, set axis, shaft, rubber ring, connecting tube, fixed plate, sealing ring, connecting rod, thermal insulation board, sealing-plug, inserted link, the first gag lever post, the second gag lever post and opening.This facilitates the structure of the thermal type gas quality flow meter of installation and connection simple, easy to operate, and limit plate is fixed by kelly, facilitates the installation and removal between main body and fixed plate, convenient to overhaul to connecting tube inside；Be conducive to be fixed between connecting tube and fixing pipe by rotating shaft, the sealing between fixing pipe and connecting tube is conducive to by the design of sealing ring and rubber ring；It is sealed by opening of the sealing-plug to fixing pipe, and scattering and disappearing for temperature is avoided by the design of thermal insulation board, be conducive to calculate gas flow by sensor heat losses, improve the accuracy of data.
Description
Technical field
The present invention relates to a kind of hot gas formula gas mass flow meter, specifically a kind of heating type gas for facilitating installation and connection
Mass flowmenter belongs to hot gas formula gas mass flow meter applied technical field.
Background technique
Thermal type gas quality flow meter can both carry out measurement of gas flow work, it can also be used to which process control field, it draws
It is produced into United States advanced technology, without temperature and pressure compensation, directly measures the mass flow of fluid.Its outstanding feature is without movable
Component, the pressure loss are small, range ratio is wide, precision is high, high reliablity, install simple, easy to operate, thermal type gas quality flow meter
Typical sensor element includes two thermal resistances, i.e. platinum RTD, one is velocity sensor, and one is that automatic compensation gas temperature becomes
The temperature sensor of change, when two RTD are placed in medium, wherein velocity sensor is heated to the one of environment temperature or more
A stationary temperature, another temperature sensor are used for induction medium temperature, and the gas mass flow for flowing through velocity sensor is
Calculated by the amount of heat transfer of sensing element, gas flow rate increases, and the heat that medium is taken away increases, make sensor temperature with
Reduction must then increase the operating current by sensor to keep the constant of temperature, this increased portion of electrical current size
It is directly proportional to the flow velocity of medium.
Thermal type gas quality flow meter currently on the market calculates gas mass flow using thermal diffusion principle, has
There is the advantages that accuracy is high, and measurement range is wide, still, for thermal type gas quality flow meter, due to prolonged use
Need to overhaul the sensor inside fixing pipe, common flowmeter be mostly it is fixed, cause dismounting inconvenience, cause
The difficulty of maintenance increases；And need for fixing pipe and connecting tube to be attached when being attached, the increase of operation difficulty is caused,
It is unfavorable for being operated；And calculated when flowmeter by the principle that the temperature of sensor is scattered and disappeared, stream may be passed through because of heat
Meter scatters and disappears and causes the reduction of accuracy, causes the data of statistics different.Therefore, it proposes a kind of to facilitate peace regarding to the issue above
The thermal type gas quality flow meter of dress and connection.
Summary of the invention
The object of the invention is that providing a kind of heating type gas for facilitating installation and connection to solve the above-mentioned problems
Mass flowmenter.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of thermal type gas quality facilitating installation and connection
Flowmeter, fixed plate, fixing pipe, installing mechanism, bindiny mechanism and sealing mechanism including being located at main body bottom end, wherein described solid
Inside fixed board be fixedly connected in the middle part of fixing pipe, the fixing pipe side wall offers opening；
The installing mechanism includes main body, fixed plate, fixing pipe, limit plate, cushion, kelly, bearing, sleeve, set axis
And shaft, the main body bottom end are fixedly connected with limit plate, and it is solid with cushion to be located at the main body bottom end inside the limit plate
Fixed to connect, through connecting, the kelly and Bearing inner run through connection, and the end of the kelly for the limit plate side wall and kelly
Portion is fixedly connected with the side of sleeve, and the sleeve and the outer surface for covering axis are socketed, and set axis middle part and the fixed company of shaft
It connects；
The bindiny mechanism includes fixing pipe, set axis, shaft, rubber ring, connecting tube, fixed plate and sealing ring, the set
The end outer wall of shaft and fixing pipe in the middle part of axis is rotatablely connected, and the shaft side wall is fixedly connected with rubber ring, and described solid
The end and connecting tube for determining pipe are socketed, and are fixedly connected inside the connecting tube with fixed plate, and the fixed plate side wall and sealing
Circle is fixedly connected；
The sealing mechanism includes main body, connecting rod, thermal insulation board, sealing-plug, inserted link, the first gag lever post and the second limit
Bar, the main body bottom end are fixedly connected with the connecting rod, and the connecting rod bottom end is fixedly connected with thermal insulation board, and the thermal insulation board bottom
End is fixedly connected with sealing-plug, is fixedly connected in the middle part of the thermal insulation board and inserted link, and the inserted link bottom end is limited with first respectively
Position bar and the second gag lever post are fixedly connected.
Preferably, the limit plate is square mechanism, and the limit plate is fixedly connected with the bottom edge of main body, and described
The corresponding two sides of limit plate are slidably connected with kelly respectively.
Preferably, it being fixedly connected in the middle part of the fixed plate with fixing pipe, fixed plate top two sidewalls offer card slot,
And it is clamped inside the card slot with the end of kelly.
Preferably, the quantity of the connecting rod is two, and two connecting rods are fixed with the bottom end two sides of main body respectively
Connection, and the thermal insulation board two sides of two bottom ends are fixedly connected with two inserted links respectively.
Preferably, the cushion of the main body bottom end is square structure, and the cushion contact has the top surface of fixed plate, institute
It states and offers through-hole in the middle part of cushion, and the fixed plate top middle portion offers the groove for the size that is the same as through hole.
Preferably, the quantity of the inserted link is two, and two inserted links are respectively with sealing-plug through connection, the sealing
The groove opened up inside plug and thermal insulation board and fixed plate is slidably connected, and the area of the sealing-plug is greater than the area of opening.
Preferably, the fixed tube end outer wall offers the deep gouge of rounded structure, the deep gouge inside and shaft
Inner rotation connection, and the two sides of the shaft are all fixedly connected with set axis.
Preferably, the set axis and the outer wall of fixing pipe are rotatablely connected, and the both ends outer wall of the set axis all offers screw thread,
And the screw thread at set axis both ends is connect with connecting tube and bush whorl respectively.
Preferably, the quantity of the set axis is two, and the end of two set axis is socketed with two connecting tubes respectively, and
The end contact of the connecting tube has rubber ring.
Preferably, the inserted link top runs through main body and extends to the inside of main body, and the inserted link is fixedly connected with main body,
And first gag lever post and second gag lever post of the inserted link bottom end for fixing sensor are all located at the inside of fixing pipe.
The beneficial effects of the present invention are:
1, this facilitates the structure of the thermal type gas quality flow meter of installation and connection simple, easy to operate, passes through kelly pair
Limit plate is fixed, and is conducive to the fixation of main body, facilitates the installation and removal between main body and fixed plate, convenient to connecting tube
Inside is overhauled, and operation difficulty is reduced, and is conducive to be dismounted, convenient to overhaul；
2, this facilitates the thermal type gas quality flow meter of installation and connection to be conducive to connecting tube and consolidate by rotating shaft
Determine to be fixed between pipe, and the sealing between fixing pipe and connecting tube is conducive to by the design of sealing ring and rubber ring, side
Just it is attached, facilitates and operated；
3, this facilitates the thermal type gas quality flow meter of installation and connection to carry out by opening of the sealing-plug to fixing pipe close
Envelope facilitates the circulation of medium, and avoids scattering and disappearing for temperature by the design of thermal insulation board, is conducive to through sensor heat losses
Gas flow is calculated, the accuracy of data is improved.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the internal positive structure diagram of the present invention；
Fig. 2 is the internal side structure schematic view of the present invention；
Fig. 3 is the external overlooking structure diagram of the present invention；
Fig. 4 is side structure schematic view at shaft of the present invention；
Fig. 5 is partial structural diagram at A in Fig. 1 of the present invention.
In figure: 1, main body, 2, fixed plate, 3, fixing pipe, 4, limit plate, 5, cushion, 6, kelly, 7, bearing, 8, sleeve,
9, set axis, 10, shaft, 11, rubber ring, 12, connecting tube, 13, fixed plate, 14, sealing ring, 15, connecting rod, 16, thermal insulation board,
17, sealing-plug, 18, inserted link, the 19, first gag lever post, the 20, second gag lever post, 21, opening.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "top", "bottom", "inner", "outside" etc. indicate
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
It please refers to shown in Fig. 1-5, a kind of thermal type gas quality flow meter facilitating installation and connection, including is located at main body 1
Fixed plate 2, fixing pipe 3, installing mechanism, bindiny mechanism and the sealing mechanism of bottom end, wherein 2 inside of the fixed plate and fixing pipe
3 middle part is fixedly connected, and 3 side wall of fixing pipe offers opening 21, is protruded into inside fixing pipe 3 and is surveyed for inserted link 18
Amount；
The installing mechanism includes main body 1, fixed plate 2, fixing pipe 3, limit plate 4, cushion 5, kelly 6, bearing 7, set
Cylinder 8, set axis 9 and shaft 10,1 bottom end of main body are fixedly connected with limit plate 4, and are located at the main body 1 inside the limit plate 4
Bottom end is fixedly connected with cushion 5, facilitates the installation of main body 1,4 side wall of limit plate and kelly 6 through connection, the kelly
6 with, through connection, and the end of the kelly 6 is fixedly connected with the side of sleeve 8 inside bearing 7, the sleeve 8 with cover axis 9
Outer surface socket, and the middle part of the set axis 9 is fixedly connected with shaft 10, the fixation for main body 1；
The bindiny mechanism includes fixing pipe 3, set axis 9, shaft 10, rubber ring 11, connecting tube 12, fixed plate 13 and sealing
Circle 14, the shaft 10 at 9 middle part of set axis and the end outer wall of fixing pipe 3 are rotatablely connected, 10 side wall of shaft and rubber ring
11 are fixedly connected, and the end of the fixing pipe 3 and connecting tube 12 are socketed, and 12 inside of connecting tube is fixed with fixed plate 13 to be connected
It connects, and 13 side wall of the fixed plate is fixedly connected with sealing ring 14, for the connection between fixing pipe 3 and connecting tube 12；
The sealing mechanism includes main body 1, connecting rod 15, thermal insulation board 16, sealing-plug 17, inserted link 18, the first gag lever post 19
With the second gag lever post 20,1 bottom end of main body is fixedly connected with connecting rod 15, and 15 bottom end of connecting rod and thermal insulation board 16 are fixed
Connection, for be open 21 sealing, and 16 bottom end of the thermal insulation board is fixedly connected with sealing-plug 17, the thermal insulation board 16 and inserted link
18 middle part is fixedly connected, and 18 bottom end of the inserted link is fixedly connected with the first gag lever post 19 and the second gag lever post 20 respectively.
The limit plate 4 is square mechanism, and the limit plate 4 is fixedly connected with the bottom edge of main body 1, and the limit
The corresponding two sides of plate 4 are slidably connected with kelly 6 respectively, convenient for the fixation of limit plate 4, facilitate the sliding of kelly 6；The fixation
2 middle part of plate is fixedly connected with fixing pipe 3, and the 2 top two sidewalls of fixed plate offer card slot, and card slot inside and kelly
6 end clamping, it is convenient that main body 1 is fixed convenient for the clamping of kelly 6；The quantity of the connecting rod 15 is two, two
The connecting rod 15 is fixedly connected with the bottom end two sides of main body 1 respectively, and 16 two sides of thermal insulation board of two bottom ends respectively with
Two inserted links 18 are fixedly connected, and convenient for the fixation of connecting rod 15, facilitate the fixation of inserted link 18；The cushion 5 of 1 bottom end of main body
Be square structure, and the cushion 5 contacts the top surface for having fixed plate 2, offers through-hole in the middle part of the cushion 5, and described solid
2 top middle portion of fixed board offers the groove for the size that is the same as through hole, convenient for the connection between fixed plate 2 and main body 1, and and inserted link
18 protrude into；The quantity of the inserted link 18 is two, and two inserted links 18 are respectively with sealing-plug 17 through connection, the sealing
The groove opened up inside plug 17 and thermal insulation board 16 and fixed plate 2 is slidably connected, and the area of the sealing-plug 17 is greater than opening 21
Area, it is convenient that temperature inside fixing pipe 3 is kept the temperature convenient for the sealing of 17 pairs of sealing-plug openings 21；The fixing pipe 3
End outer wall offers the deep gouge of rounded structure, connect inside the deep gouge with the inner rotation of shaft 10, and the shaft
10 two sides are all fixedly connected with set axis 9, convenient for the rotation of shaft 10, drive set axis 9 are facilitated to rotate；The set axis 9 and fixation
The outer wall of pipe 3 is rotatablely connected, and the both ends outer wall of the set axis 9 all offers screw thread, and the screw thread at 9 both ends of set axis respectively with
Connecting tube 12 and sleeve 8 are threadedly coupled, and convenient for the connection of connecting tube 12, facilitate the connection between connecting tube 12 and fixing pipe 3；
The quantity of the set axis 9 is two, and the end of two set axis 9 is socketed with two connecting tubes 12 respectively, and the connecting tube
12 end contact has rubber ring 11, convenient for the connection of connecting tube 12, for improving leakproofness；18 top of inserted link is through master
Body 1 and the inside for extending to main body 1, the inserted link 18 are fixedly connected with main body 1, and 18 bottom end of the inserted link is for fixed sensing
The first gag lever post 19 and the second gag lever post 20 of device are all located at the inside of fixing pipe 3, convenient for consolidating between inserted link 18 and main body 1
It is fixed, it is convenient that medium inside fixing pipe 3 is measured.
In the use of the present invention, first by the electric elements external power supply and control switch in the device, by 1 bottom end of main body
Limit plate 4 be plugged to the top of fixed plate 2 so that fixed plate 2 resists the cushion 5 of 1 bottom end of main body, so that 1 bottom end of main body
Connecting rod 15 drive thermal insulation board 16 and sealing-plug 17 to be moved to the inside grooves of 2 bottom end of fixed plate simultaneously so that sealing-plug 17
The opening 21 of 3 side wall of fixing pipe is blocked, the circulation of the medium inside fixing pipe 3 is conducive to, is kept away by the design of thermal insulation board 16
Exempt from the heat inside fixing pipe 3 and passes through flowmeter lost the problem of influencing accuracy；
By rotating shaft 10, so that shaft 10 drives set axis 9 to rotate simultaneously, so that set axis 9 turns in 3 outer wall of fixing pipe
Dynamic, because set axis 9 is threadedly coupled with sleeve 8, and the kelly 6 of 8 side wall of sleeve is in 7 internal slide of bearing, so that covering the rotation band of axis 9
8 transverse shifting of moving sleeve drives kelly 6 mobile simultaneously, so that kelly 6 after 7 internal slide of bearing, limits so that kelly 6 passes through
Position plate 4 is simultaneously clamped with inside the card slot of 2 fourth pellet side wall of fixed plate, is conducive to that the fixation of main body 1 is facilitated and installed；
While rotating shaft 10, the end of connecting tube 12 and set axis 9 are socketed, so that 12 spiral of connecting tube extremely set axis 9
End outer surface so that the end of fixing pipe 3 resists the sealing ring 14 on 13 side wall of fixed plate, while making the end of connecting tube 12
Portion resists the rubber ring 11 of 10 side wall of shaft, and then is sealed between connecting tube 12 and fixing pipe 3, is conveniently attached,
Improve the convenience of operation.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that by fall in claim with all in the meaning and scope of important document
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of thermal type gas quality flow meter for facilitating installation and connection, it is characterised in that: including being located at main body (1) bottom end
Fixed plate (2), fixing pipe (3), installing mechanism, bindiny mechanism and sealing mechanism, wherein the fixed plate (2) inside and fixing pipe
(3) it is fixedly connected in the middle part of, fixing pipe (3) side wall offers opening (21)；
The installing mechanism include main body (1), fixed plate (2), fixing pipe (3), limit plate (4), cushion (5), kelly (6),
Bearing (7), sleeve (8), set axis (9) and shaft (10), main body (1) bottom end are fixedly connected with limit plate (4), and are located at institute
It states internal main body (1) bottom end of limit plate (4) to be fixedly connected with cushion (5), limit plate (4) side wall is passed through with kelly (6)
Connection is worn, connection is run through inside the kelly (6) and bearing (7), and the side of the end of the kelly (6) and sleeve (8) is solid
The outer surface of fixed connection, the sleeve (8) and set axis (9) is socketed, and is fixedly connected in the middle part of the set axis (9) with shaft (10)；
The bindiny mechanism includes fixing pipe (3), set axis (9), shaft (10), rubber ring (11), connecting tube (12), fixed plate
(13) and sealing ring (14), the end outer wall of the shaft (10) in the middle part of the set axis (9) and fixing pipe (3) is rotatablely connected, described
Shaft (10) side wall is fixedly connected with rubber ring (11), and the end of the fixing pipe (3) and connecting tube (12) are socketed, the company
It is fixedly connected inside adapter tube (12) with fixed plate (13), and the fixed plate (13) side wall is fixedly connected with sealing ring (14)；
The sealing mechanism includes main body (1), connecting rod (15), thermal insulation board (16), sealing-plug (17), inserted link (18), the first limit
Position bar (19) and the second gag lever post (20), main body (1) bottom end are fixedly connected with connecting rod (15), connecting rod (15) bottom
End is fixedly connected with thermal insulation board (16), and the thermal insulation board (16) bottom end is fixedly connected with sealing-plug (17), the thermal insulation board
(16) it is fixedly connected in the middle part of inserted link (18), and the inserted link (18) bottom end is limited with the first gag lever post (19) and second respectively
Position bar (20) is fixedly connected.
2. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
It states limit plate (4) to be square mechanism, the limit plate (4) is fixedly connected with the bottom edge of main body (1), and the limit plate
(4) corresponding two sides are slidably connected with kelly (6) respectively.
3. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
It states and is fixedly connected in the middle part of fixed plate (2) with fixing pipe (3), fixed plate (2) the top two sidewalls offer card slot, and the card
It is clamped inside slot with the end of kelly (6).
4. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
The quantity for stating connecting rod (15) is two, and two connecting rods (15) are fixedly connected with the bottom end two sides of main body (1) respectively, and
Thermal insulation board (16) two sides of two bottom ends are fixedly connected with two inserted links (18) respectively.
5. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
The cushion (5) for stating main body (1) bottom end is square structure, and cushion (5) contact has the top surface of fixed plate (2), described slow
Through-hole is offered in the middle part of punching pad (5), and the fixed plate (2) top middle portion offers the groove for the size that is the same as through hole.
6. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
The quantity for stating inserted link (18) is two, and two inserted links (18) are respectively with sealing-plug (17) through connection, the sealing-plug
(17) and inside thermal insulation board (16) and fixed plate (2) groove opened up is slidably connected, and the area of the sealing-plug (17) is greater than
The area of opening (21).
7. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
The deep gouge that fixing pipe (3) end outer wall offers rounded structure is stated, the inner rotation of the deep gouge inside and shaft (10) connects
It connects, and the two sides of the shaft (10) are all fixedly connected with set axis (9).
8. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
The outer wall for stating set axis (9) and fixing pipe (3) is rotatablely connected, and the both ends outer wall of the set axis (9) all offers screw thread, and the set
The screw thread at axis (9) both ends is threadedly coupled with connecting tube (12) and sleeve (8) respectively.
9. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that: institute
The quantity for stating set axis (9) is two, and the end of two set axis (9) is socketed with two connecting tubes (12) respectively, and the company
The end contact of adapter tube (12) has rubber ring (11).
10. a kind of thermal type gas quality flow meter for facilitating installation and connection according to claim 1, it is characterised in that:
Inserted link (18) top runs through main body (1) and extends to the inside of main body (1), the inserted link (18) and main body (1) fixed company
It connects, and the inserted link (18) bottom end is used to fix the first gag lever post (19) of sensor and the second gag lever post (20) is all located at admittedly
The inside of fixed pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606837.5A CN109764923B (en) | 2018-12-27 | 2018-12-27 | Thermal gas mass flow meter convenient to mount and connect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606837.5A CN109764923B (en) | 2018-12-27 | 2018-12-27 | Thermal gas mass flow meter convenient to mount and connect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109764923A true CN109764923A (en) | 2019-05-17 |
| CN109764923B CN109764923B (en) | 2021-01-12 |
Family
ID=66452125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811606837.5A Active CN109764923B (en) | 2018-12-27 | 2018-12-27 | Thermal gas mass flow meter convenient to mount and connect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109764923B (en) |
Citations (7)
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| DE3149537A1 (en) * | 1981-12-15 | 1983-07-21 | Hochtemperatur-Reaktorbau GmbH, 5000 Köln | Double pipeline with differential-pressure measuring point |
| EP0974813A1 (en) * | 1998-07-22 | 2000-01-26 | Meggitt Mobrey Limited | Flowmeter |
| CN204177608U (en) * | 2014-10-24 | 2015-02-25 | 浙江省海洋水产研究所 | For gathering the filter pipeline formula gathering-device of particle in seawater |
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| CN207528282U (en) * | 2017-12-13 | 2018-06-22 | 广州仪控自动化仪表有限公司 | It is a kind of can buffer protection On Insertion Thermal Gas Mass Flow-Meter |
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| EP3215835B1 (en) * | 2014-11-07 | 2019-08-28 | Safran Aircraft Engines | Capacitive measuring unit of the gas concentration in a flowing fluid |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3149537A1 (en) * | 1981-12-15 | 1983-07-21 | Hochtemperatur-Reaktorbau GmbH, 5000 Köln | Double pipeline with differential-pressure measuring point |
| EP0974813A1 (en) * | 1998-07-22 | 2000-01-26 | Meggitt Mobrey Limited | Flowmeter |
| CN204177608U (en) * | 2014-10-24 | 2015-02-25 | 浙江省海洋水产研究所 | For gathering the filter pipeline formula gathering-device of particle in seawater |
| EP3215835B1 (en) * | 2014-11-07 | 2019-08-28 | Safran Aircraft Engines | Capacitive measuring unit of the gas concentration in a flowing fluid |
| CN207528282U (en) * | 2017-12-13 | 2018-06-22 | 广州仪控自动化仪表有限公司 | It is a kind of can buffer protection On Insertion Thermal Gas Mass Flow-Meter |
| CN108132079A (en) * | 2017-12-22 | 2018-06-08 | 马鞍山合力仪表有限责任公司 | A kind of scene flow detector |
| CN207728359U (en) * | 2018-01-17 | 2018-08-14 | 重庆汇博实验仪器有限公司 | A kind of high temperature deep well damping logging instrument |
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| Title |
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| 冯磊: "插入式流量计的安装与应用", 《国外电子测量技术》 * |
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| Publication number | Publication date |
|---|---|
| CN109764923B (en) | 2021-01-12 |
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