CN206496801U - A kind of high-pressure flowmeter - Google Patents
A kind of high-pressure flowmeter Download PDFInfo
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- CN206496801U CN206496801U CN201720139443.8U CN201720139443U CN206496801U CN 206496801 U CN206496801 U CN 206496801U CN 201720139443 U CN201720139443 U CN 201720139443U CN 206496801 U CN206496801 U CN 206496801U
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Abstract
The utility model discloses a kind of high-pressure flowmeter, including sensor, data connecting line, main frame, sensor also includes sensor body and fluid hose, and main frame also includes display screen, sensor interface, power supply and output interface, and data connecting line is divided into pickup wire and power supply and output line.Fluid hose is connected with pressure duct, and sensor body lower end is stretched into fluid hose, and upper end is connected with data connecting line；Sensor one end connects sensor body, other end connection sensor interface；Power supply and output line are connected with output interface and external dc power；Main frame is cuboid shell mechanism, and inner upper is control circuit and chip, and lower section is sensor interface and power supply and output interface, and display location is in the top of main frame front end face.The high-pressure flowmeter, simple and compact for structure light and handy, easy to use, convenient for installation and maintenance, negotiability is big, is applicable highly pressurised liquid measurement.
Description
Technical field
The utility model belongs to technology of instrument and meter field, is related to flowmeter, especially a kind of high-pressure flowmeter.
Background technology
Flowmeter is a kind of instrument for measuring fluid flow in pipeline or open channel, and it can be divided into instantaneous delivery and accumulative
Flow, instantaneous delivery is the amount that closed conduct or open channel effective cross-section are crossed in the unit interval；Integrated flow is at a certain section
Between be spaced in fluid flow through the cumulative amount of closed conduct or open channel effective cross-section.High-pressure flowmeter is set for pressure piping under mine
The magneto-electric flow monitoring instrument of meter, when detected fluid flows through sensor, under fluid matasomatism, the rotation of impeller stress, its turn
Speed is directly proportional to fluids within pipes mean flow rate, changes the magnetic resistance value of magnetoelastic transducer, detection coil the rotation period of impeller
Generating period changes middle magnetic flux therewith, produces periodic induced potential, i.e. electric impulse signal, after amplifying through amplifier, send
Calculate to display instrument and show.The display to flow, accumulation and data transfer are realized, is a kind of high-precision flowmeter
Table.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of high-pressure flowmeter, applies the pressure piping under mine
In, realize the display, accumulation and data transfer of mine inner high voltage piping flow.
The technical solution of the utility model is as follows：
A kind of high-pressure flowmeter, including sensor, data connecting line, main frame, sensor also include sensor body and stream
Body pipe, main frame also includes display screen, sensor interface, power supply and output interface, and data connecting line is divided into pickup wire and power supply
And output line.
Fluid hose is connected with pressure duct, and sensor body lower end is stretched into fluid hose, and upper end is connected with data connecting line；
Sensor one end connects sensor body, other end connection sensor interface；Power supply and output line are with output interface and outside
Portion's dc source connection；Main frame is cuboid shell mechanism, and inner upper is control circuit and chip, and lower section is sensor interface
With power supply and output interface, display location is in the top of main frame front end face.
Sensor interface be four pin aviation socket structures, respectively probe power just, sensor signal+, sensor electricity
Source is negative, standby.
Output interface is six pin aviation socket structures, and respectively power supply is just, output signal A, power supply are negative, export
Signal B, 4~20mA electric currents output+, 4~20mA electric currents output-.
Further, output signal A, output signal B use RS485 communication interfaces.
Measurement range：1~10m3/ h, 2~20m3/ h, 4~40m3/h。
Effect and benefit of the present utility model are：
(1) high-pressure flowmeter, simple and compact for structure light and handy, easy to use, convenient for installation and maintenance, negotiability is big, fits
Measured with highly pressurised liquid；
(2) precision is high, reproducible, inferred-zero drift.
Brief description of the drawings
Fig. 1 high-pressure flowmeter structural representations.
Fig. 2 output interface structural representations.
Fig. 3 sensor interface structural representations.
In figure：1 pressure duct；2 sensors；3 data connecting lines；4 main frames；21 sensor bodies；41 display screens；42 sensings
Device interface；43 power supplies and output interface；421 probe powers are just；422 sensor signals+；423 probe powers are born；424 is standby
With；431 power supplies are just；432 output signal A；433 power supplies are born；434 output signal B；435 4~20mA electric currents are exported
+；The output of 436 4~20mA electric currents-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
A kind of high-pressure flowmeter, as shown in Figure of description 1, including sensor 2, data connecting line 3, main frame 4, sensor
2 also include sensor body 21 and fluid hose, and main frame 4 also includes display screen 41, sensor interface 42 and power supply and output interface
43,3 points of data connecting line is pickup wire and power supply and output line.Fluid hose is connected with pressure duct 1, sensor body
2 lower ends are stretched into fluid hose, and upper end is connected with data connecting line 3；Pickup wire one end connects sensor body 21, and the other end connects
Connect sensor interface 42；Main frame 4 is cuboid housing structure, and inner upper is control circuit and chip, and lower section connects for sensor
Mouth 42 and power supply and output interface 43, display screen 41 are located at the top of the front end face of main frame 4.
As shown in Figure of description 2, sensor interface 42 is four pin aviation socket structures, and respectively probe power is being just
421st, sensor signal+422, probe power minus 423, standby 424.
As shown in Figure of description 3, output interface 43 is six pin aviation socket structures, respectively power supply positive 431, defeated
Go out signal A 432, power supply minus 433, output signal B 434,4~20mA electric currents output+435,4~20mA electric currents output-
436。
High-pressure flowmeter technical parameter is as follows：
Power supply mode：DC12V~18V；
Operating current：485 transmission, rate-adaptive pacemaker<70~150mA of 100mA simulation outputs；
Measurement range：1~10m3/ h, 2~20m3/ h, 4~40m3/h；
Elementary error：± 0.5%FS；
Explosion-proof performance：Intrinsic safe explosion-proof Exibi；
Output based version：RS485,4~20mA, 200~1000Hz；
Display mode：192*64 Chinese liquid crystal.
Figure of description is only used as the structure of product, principle schematic, and actual product structure snd size are designed with inventor
Production drawing is defined.
Embodiment described above is only that embodiment of the present utility model is described, not to the utility model
Spirit and scope be defined.On the premise of the utility model design concept is not departed from, this area ordinary person is to this reality
The all variations and modifications made with new technical scheme, all should drop into protection domain of the present utility model, and this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model, any reference in claim should not be considered as into limitation
Involved claim.
Claims (4)
1. a kind of high-pressure flowmeter, including sensor (2), data connecting line (3), main frame (4), sensor (2) also include sensing
Device body (21) and fluid hose, main frame (4) also include display screen (41), sensor interface (42) and power supply and output interface
(43), data connecting line (3) is divided into pickup wire and power supply and output line, it is characterised in that：The fluid hose and high pressure
Pipeline (1) is connected, and sensor body (21) lower end is stretched into fluid hose, and upper end is connected with data connecting line (3)；The sensor
Line one end connection sensor body (21), other end connection sensor interface (42)；The power supply and output line and power supply
And output interface (43) and external dc power connection；Main frame (4) inner upper is control circuit and chip, and lower section is biography
Sensor interface (42) and power supply and output interface (43), the display screen (41) are located at the top of main frame (4) front end face.
2. a kind of high-pressure flowmeter according to claim 1, it is characterised in that：The sensor interface (42) is navigated for four pins
Dummy receptacle structure, respectively probe power just (421), sensor signal+(422), probe power bear (423), standby
(424)。
3. a kind of high-pressure flowmeter according to claim 1, it is characterised in that：The output interface (43) is six pin aviations
Socket structure, respectively power supply just (431), output signal A (432), power supply bear (433), output signal B (434),
4~20mA electric currents output+(435), 4~20mA electric currents output-(436).
4. a kind of high-pressure flowmeter according to claim 3, it is characterised in that：The output signal A (432), output letter
Number B (434) uses RS485 communication interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720139443.8U CN206496801U (en) | 2017-02-16 | 2017-02-16 | A kind of high-pressure flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720139443.8U CN206496801U (en) | 2017-02-16 | 2017-02-16 | A kind of high-pressure flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496801U true CN206496801U (en) | 2017-09-15 |
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ID=59805111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720139443.8U Active CN206496801U (en) | 2017-02-16 | 2017-02-16 | A kind of high-pressure flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206496801U (en) |
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2017
- 2017-02-16 CN CN201720139443.8U patent/CN206496801U/en active Active
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