CN204214501U - Separate type flowmeter watchcase - Google Patents
Separate type flowmeter watchcase Download PDFInfo
- Publication number
- CN204214501U CN204214501U CN201420740951.8U CN201420740951U CN204214501U CN 204214501 U CN204214501 U CN 204214501U CN 201420740951 U CN201420740951 U CN 201420740951U CN 204214501 U CN204214501 U CN 204214501U
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- China
- Prior art keywords
- separate type
- type flowmeter
- upper cavity
- laminar flow
- cavity
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- Expired - Fee Related
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- 239000012530 fluid Substances 0.000 claims abstract description 42
- 230000004308 accommodation Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract 2
- 208000002925 dental caries Diseases 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000011797 cavity material Substances 0.000 description 35
- 238000005259 measurement Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a kind of flowmeter watchcase, specifically a kind of separate type flowmeter watchcase, comprises two of separate type independently cavity and compound fluid lines.One of them cavity is used for installing and measuring the electron device such as circuit, display screen, and battery is then arranged on another independently in cavity, is convenient to change and safeguard; Compound fluid line comprises outer and inner laminar flow pipe, and inner laminar flow pipe can reduce because meeting the material demand of hydrodynamic pressure to single-casting, significantly can also reduce crushing.Two cavitys of the utility model flowmeter housing and outer fluid pipeline section are integration castings, and cost is low, easy to implement, is with a wide range of applications.
Description
Technical field
The utility model relates to a kind of flowmeter watchcase, is specifically related to a kind of separate type flowmeter watchcase.
Background technology
Compared with traditional mechanical type gauging table, intelligent flow gauging table, such as ultrasonic flowmeter has the advantages such as low, the high accuracy of measuring of initial-flow is high, crushing is little, and electromagnetic flowmeter more can solve the problem that other flowmeter is not easily applied, as the measurement etc. of dirty stream, corrosion stream.Above-mentioned Intelligent Flow table can both realize intelligent meter reading system, is with a wide range of applications, and will be doomed to replace traditional mechanical type flowmeter.
Intelligent flowmeter, such as ultrasonic flowmeter and electromagnetic flowmeter etc. usually have one and hold the chamber of electronic unit and the fluid line of a through cavities.Described inside cavity has the electron device measuring rate of flow of fluid, comprise transducer/sensor, metering circuit, wireless communication module, display screen and battery etc., and the fluid line of through cavities makes fluid pass from inside cavity, be convenient to the measurement of the electron device fluid flow rate of inside cavity.The design that flowmeter watchcase comprises cavity and fluid line affects flowmeter performance and cost etc. and determines that can ultrasonic flowmeter the key factor of high volume applications.The flowmeter housing of the block polymer structure that such as CN102713530A announces, the forging type of integral type makes the installation step of flowmeter be simplified, and reduces costs, but still Shortcomings in this invention, such as, the cavity of single opening makes the replacing of battery to realize.
Utility model content
In order to solve the problem, task of the present utility model is to provide a kind of separate type flowmeter watchcase being convenient for changing battery.
A kind of separate type flowmeter watchcase, comprise and measure the cavity 1 of electron device of rate of flow of fluid and the fluid pipeline section 2 for limiting fluid flow range for holding, fluid pipeline section 2 through cavities 1 is arranged, the upper cavity 11 that described cavity 1 two of being divided into for boundary with fluid pipeline section 2 are relatively independent and lower chamber 12; Wherein, described upper cavity is set to hold metering circuit plate and display screen; Described lower chamber is arranged to hold battery.
The beneficial effects of the utility model are: battery is arranged on one independently among lower chamber, isolating with other electron devices in water meter, other electron devices can not be had influence on when changing battery, not only convenient and swift, more be conducive to its stability, extend the serviceable life of ultrasonic flowmeter.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention 1 upper cavity structural representation;
Fig. 2 is the embodiment of the present invention 1 lower chamber structural representation;
Fig. 3 is that the embodiment of the present invention 1 is along the cross-sectional schematic on fluid line axis direction;
Fig. 4 is that the embodiment of the present invention 2 is along the cross-sectional schematic on fluid line axis direction.
Embodiment
Below in conjunction with accompanying drawing, clear, complete description is carried out to the technical scheme in embodiment of the present utility model.
Embodiment 1: see Fig. 1, a kind of separate type flowmeter watchcase being applied to ultrasonic flowmeter, comprise and measure the cavity 1 of electron device of rate of flow of fluid and the fluid pipeline section 2 for limiting fluid flow range for holding, fluid pipeline section 2 through cavities 1 is arranged, and is convenient to the electron device measurement rate of flow of fluid in cavity.
See Fig. 1 and Fig. 2, described cavity 1 be divided into for boundary with fluid pipeline section 2 two independently upper cavity 11 and lower chamber 12, described upper cavity is arranged to hold the electron device such as ultrasonic transducer, metering circuit plate, display screen, and is independently arranged to hold at least one supplying cell in lower chamber with it.Battery being arranged on one independently among lower chamber, isolating with other electron devices in water meter, other electron devices can not be had influence on when changing battery, not only convenient and swift, be more conducive to its stability, extend the serviceable life of ultrasonic flowmeter.
As preferred scheme, described upper cavity is opening up, and Open Side Down for lower chamber, and upper cavity 11 and lower chamber 12 have the table cover for seal chamber respectively.
Preferably, see Fig. 3, described fluid pipeline section 2 is double-layer composite pipe, and the outer stream pipe for being formed with cavity integrated injection moulding is stepped down chamber 21, and exceeds cavity 1 one segment distance; Inner laminar flow pipe 22 is for being provided with the independent pipeline section of catoptron 223, and can insert described stream pipe and step down in chamber, number and the distributing position of catoptron 223 are determined by demand.Fluid pipeline section adopts two-layer compound pipeline section, can not only reduce because hydrodynamic pressure is to the requirement of cavity material, what is more important, catoptron can be installed to internal layer pipeline section to get on, in fluid pipeline section central authorities, mirror mounting frame need not be installed, significantly reduce crushing, simplify installation step.
See Fig. 1 and Fig. 2, arrange battery arrangement hole 121 in described lower chamber, described battery arrangement hole 121 is opening down, and can regulate cavity geometry and number according to the number of battery 3 and shape, in the present embodiment, the number of battery cavities is 2.In order to save inside cavity space, described battery arrangement hole 121 to be absorbed in upper cavity in 11.There is ultrasonic transducer placement hole 1(111 in described upper cavity), be arranged on stream pipe and step down on chamber 21, opening is towards upper cavity, and for settling ultrasonic transducer, in the present embodiment, the number in transducer accommodation hole 1 is 2; Metering circuit plate support column 113, number is 4, is arranged on the reverse interface of the battery settling hole 121 of upper cavity symmetrically, installs and measures circuit board for supporting; Also comprise catoptron pilot hole 112 in described upper cavity 11, number is 1, is arranged on the centre position in the chamber of stepping down at fluid pipeline section of upper cavity, for locating the catoptron that inner laminar flow pipe 22 is arranged; Temperature sensor fixing hole 115, is arranged on around ultrasonic transducer placement hole, for mounting temperature sensor; Mounting hole 114, runs through upper cavity and lower chamber and arranges, for the table cover of mounted package upper cavity and lower chamber.
See Fig. 3, described inner laminar flow pipe 22 corresponds to the ultrasonic transducer placement hole 1(111 that stream pipe is stepped down on chamber 21) position offers transducer accommodation hole 2(221), for placing ultrasonic transducer, make the without hindrance transmitting and receiving of ultrasonic signal.Inner laminar flow pipe 22 corresponds to the catoptron pilot hole 1(112 on outer flow tube 21) position also offers a catoptron pilot hole 2(222), for location and installation inner laminar flow pipe 22, prevent the catoptron that inner laminar flow pipe is installed from producing position deviation.
Embodiment 2: see Fig. 4, a kind of separate type flowmeter watchcase for electromagnetic flowmeter, other parts are identical with embodiment 1, difference is: in the present embodiment, the diameter of the middle measure portion of described inner laminar flow pipe 22 is less than two ends diameter, for accelerating rate of flow of fluid, make measurement result more accurate, the center section less at described inner laminar flow pipe diameter is provided with two magnetic field generators 3, for producing magnetic field in fluid flow interface, make described fluid can produce electromotive force by cutting magnetic induction line, described magnetic field generator can be permanent magnet or telefault, further, described outer flow tube 21 and inner laminar flow pipe 22 do not need arrange ultrasound wave placement hole and temperature sensor placement hole again, only need to offer resigning hole 114 in the outer flow tube position that chamber 21 corresponds to magnetic field generator of stepping down.
Further, described stream pipe chamber 21 of stepping down has engagement threads 211 at fluid inlet end and endpiece, is convenient to flowmeter to be connected in pipeline system.Described inner laminar flow pipe 22 is surveyed and is also provided with fluid flow guiding device 222 in fluid inlet end, has the effect alleviating the turbulent such as flow eddies, rate of flow of fluid is measured more accurate; Described inner laminar flow pipe 22 is consistent with outer flow tube 21 length, is convenient to be tightly connected.
Claims (10)
1. a separate type flowmeter watchcase, comprise and measure the cavity (1) of electron device of rate of flow of fluid and the fluid pipeline section (2) for limiting fluid flow range for holding, fluid pipeline section (2) through cavities (1) is arranged, and it is characterized in that: the upper cavity (11) that described cavity (1) two of being divided into for boundary with fluid pipeline section (2) are relatively independent and lower chamber (12);
Wherein, described upper cavity is set to hold metering circuit plate and display screen; Described lower chamber is arranged to hold battery.
2. a kind of separate type flowmeter watchcase according to claim 1, it is characterized in that: upper cavity is opening up, Open Side Down for lower chamber; Described upper cavity (11) and lower chamber (12) have the table cover for seal chamber respectively.
3. a kind of separate type flowmeter watchcase according to claim 1 and 2, it is characterized in that: described fluid pipeline section (2) is double-layer composite pipe, the outer stream pipe for being formed with cavity integrated injection moulding is stepped down chamber (21), inner laminar flow pipe (22) is an independent pipeline section, can insert described stream pipe and to step down chamber.
4. a kind of separate type flowmeter watchcase according to claim 3, is characterized in that: described separate type flowmeter watchcase is used for ultrasonic flow meter, and its inner laminar flow pipe is ultrasonic flowmeter inner laminar flow pipe, is provided with ultrasonic reflections mirror.
5. a kind of separate type flowmeter watchcase according to claim 4, is characterized in that: have the battery arrangement hole (121) that Open Side Down in described lower chamber (12), described battery arrangement hole is absorbed in upper cavity; There is in described upper cavity (11) the ultrasonic transducer placement hole 1(111 holding transducer), be arranged on stream pipe and step down on chamber (21), opening is in upper cavity; And metering circuit plate support column (112), be arranged on battery arrangement hole (121).
6. a kind of separate type flowmeter watchcase according to claim 5, is characterized in that: described upper cavity (11) also comprises the catoptron pilot hole (112) for locating inner laminar flow pipe (22), is arranged on stream pipe and steps down on chamber (21); Temperature sensor scheme hole (115), is arranged in upper cavity; For installing the mounting hole (114) of table cover, run through upper cavity and lower chamber setting.
7. a kind of separate type flowmeter watchcase according to claim 6, is characterized in that: described inner laminar flow pipe (22) is corresponding to the ultrasonic transducer placement hole 1(111 on outer flow tube) place offers transducer accommodation hole 2(221); Described inner laminar flow pipe corresponds to the catoptron pilot hole 1(112 on outer flow tube) place offers catoptron pilot hole 2(222).
8. a kind of separate type flowmeter watchcase according to claim 3, is characterized in that: described separate type flowmeter watchcase is used for electromagnetic flowmeter, and its inner laminar flow pipe is electromagnetic flowmeter inner laminar flow pipe, is provided with magnetic field generator (3).
9. according to a kind of separate type flowmeter watchcase described in claim 3, it is characterized in that: described inner laminar flow pipe (22) arranges fluid flow guiding device (224) in the inner side of fluid inlet end, described guiding device is made up of 2 ~ 4 groups of mutually corresponding fair water fins.
10. a kind of separate type flowmeter watchcase according to claim 3, is characterized in that: described stream pipe chamber (21) of stepping down arranges the engagement threads (211) of associated line system at fluid inlet end and endpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420740951.8U CN204214501U (en) | 2014-12-02 | 2014-12-02 | Separate type flowmeter watchcase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420740951.8U CN204214501U (en) | 2014-12-02 | 2014-12-02 | Separate type flowmeter watchcase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204214501U true CN204214501U (en) | 2015-03-18 |
Family
ID=52983166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420740951.8U Expired - Fee Related CN204214501U (en) | 2014-12-02 | 2014-12-02 | Separate type flowmeter watchcase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204214501U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595785A (en) * | 2017-01-23 | 2017-04-26 | 青岛海威茨仪表有限公司 | Opposite type small-bore ultrasonic flowmeter |
| WO2017152915A1 (en) * | 2016-03-07 | 2017-09-14 | Apator Miitors Aps | Flow conduit insert, ultrasonic flow meter comprising such flow conduit insert, and use of a flow conduit insert |
| CN111141360A (en) * | 2018-11-06 | 2020-05-12 | 西门子瑞士有限公司 | Flow rate measuring device |
| CN112384763A (en) * | 2018-07-04 | 2021-02-19 | 卡姆鲁普股份有限公司 | Modular ultrasonic flowmeter |
-
2014
- 2014-12-02 CN CN201420740951.8U patent/CN204214501U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152915A1 (en) * | 2016-03-07 | 2017-09-14 | Apator Miitors Aps | Flow conduit insert, ultrasonic flow meter comprising such flow conduit insert, and use of a flow conduit insert |
| US10620025B2 (en) | 2016-03-07 | 2020-04-14 | Apator Miitors Aps | Flow conduit insert, ultrasonic flow meter comprising such flow conduit insert, and use of a flow conduit insert |
| CN106595785A (en) * | 2017-01-23 | 2017-04-26 | 青岛海威茨仪表有限公司 | Opposite type small-bore ultrasonic flowmeter |
| WO2018133462A1 (en) * | 2017-01-23 | 2018-07-26 | 李新兴 | Small-diameter ultrasonic flow meter having opposing transducers |
| US10948324B2 (en) | 2017-01-23 | 2021-03-16 | Qingdao Hiwits Meter Co., Ltd. | Small-diameter ultrasonic flow meter having opposing transducers |
| CN112384763A (en) * | 2018-07-04 | 2021-02-19 | 卡姆鲁普股份有限公司 | Modular ultrasonic flowmeter |
| CN111141360A (en) * | 2018-11-06 | 2020-05-12 | 西门子瑞士有限公司 | Flow rate measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 |