CN205506148U - Warm -pressing offset -type rotor flow meter - Google Patents
Warm -pressing offset -type rotor flow meter Download PDFInfo
- Publication number
- CN205506148U CN205506148U CN201620340494.2U CN201620340494U CN205506148U CN 205506148 U CN205506148 U CN 205506148U CN 201620340494 U CN201620340494 U CN 201620340494U CN 205506148 U CN205506148 U CN 205506148U
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- temperature
- pressure
- spinner flowmeter
- measuring device
- warm
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Abstract
The utility model relates to a flowmeter technical field especially relates to a warm -pressing offset -type rotor flow meter. It includes rotor flow meter body and warm -pressing measuring device, and the rotor flow meter body is connected with warm -pressing measuring device, warm -pressing measuring device still is provided with the sampling tube respectively on surveying buret, survey the buret lateral wall, one of them sampling tube is provided with temperature measuring device, and another sampling tube is provided with pressure measuring device, temperature measuring device, pressure measuring equipment link to each other with warm -pressing compensation converter, still including a protection section of thick bamboo, temperature measuring device, pressure measuring equipment set up in a protection section of thick bamboo. The utility model discloses in set up warm -pressing compensation converter, this warm -pressing compensation converter can collection pressure measuring device pressure signal, temperature measuring device temperature signal to can carry out the calculation of temperature pressure compensation according to received pressure signal and temperature signal, reach medium flux number value accurate, that accord with on -the -spot operating mode, improve the degree of accuracy of instrument measuring by a wide margin.
Description
Technical field
This utility model relates to flowmeter technology field, particularly relates to a kind of temperature and pressure compensation type spinner flowmeter.
Background technology
The design conditions parameter that existing effusion meter provides according to user is (such as operation temperature, operation pressure, behaviour
Make density etc.) carry out converting, calibrating with water or gas flow, when field working conditions parameter and design conditions parameter
Identical or can accurately measure when deviateing minimum, but during on-the-spot application, mixture condition parameter often deviates
Design parameter is relatively big, causes instrument measurement accuracy degradation, particularly with gas medium, owing to it is grasped
Be stressed as density, temperature affects relatively big, and instrument measurement accuracy declines the most serious.Ask for solving this
Topic, typically takes again to purchase, process the measure of instrument, adds cost, have impact on normal production.
Therefore, how to provide a kind of effusion meter, do not result in instrument measurement during to ensure application at the scene accurate
Degree declines, and is that those skilled in the art are presently required and solve the technical problem that.
Utility model content
The purpose of this utility model is to propose a kind of temperature and pressure compensation type spinner flowmeter, it is possible to solve effusion meter
The problem that instrument measurement accuracy declines in use.
For reaching this purpose, this utility model by the following technical solutions:
A kind of temperature and pressure compensation type spinner flowmeter, including spinner flowmeter body and temperature and pressure measurement apparatus, institute
State spinner flowmeter body to be bolted to connection with described temperature and pressure measurement apparatus, and described spinner flowmeter
Body and described stating are provided with gasket seal between temperature and pressure measurement apparatus；
Described temperature and pressure measurement apparatus includes the measurement pipe being connected with spinner flowmeter, and described measurement pipe two ends are respectively
It is provided with flange, described measurement tube side wall is also respectively provided with probe tube, described probe tube and described measurement
Pipe connects, and one end that wherein a probe tube is not connected with measurement pipe is provided with temperature measuring equipment, another sampling
One end that Guan Weiyu measures pipe connected is provided with pressure gauge；
Described temperature measuring equipment, the temperature and pressure compensation transducer phase of pressure gauge and spinner flowmeter body
Even；
Also including protecting cylinder, described temperature measuring equipment, pressure gauge are arranged in described protection cylinder,
Described protection cylinder one end connects probe tube, and the other end connects temperature and pressure compensation transducer.
As preferably, described temperature measuring equipment is temperature sensor PT100.
As preferably, described pressure gauge is pressure transducer.
As preferably, described protection cylinder is stainless-steel pipe.
As preferably, described measurement is bolted to connection between pipe and spinner flowmeter body.
As preferably, one end that described probe tube is connected with described temperature measuring equipment, pressure gauge sets
It is placed in external screw thread, described probe tube is provided with fixing nut by described temperature measuring equipment, pressure measxurement dress
Put fixing.
As preferably, described protection cylinder is connected with described fixing nut interference fit.
The beneficial effects of the utility model:
Being provided with temperature and pressure compensation transducer in this utility model on spinner flowmeter body, this temperature and pressure compensation turns
Parallel operation is able to receive that pressure signal, the temperature signal of temperature measuring equipment transmission that pressure gauge transmits,
And temperature pressure compensation calculating can be carried out according to the pressure signal received and temperature signal, draw accurately
, the rate-of flow numerical value meeting field working conditions, the accuracy of instrument measurement is greatly improved.
The temperature and pressure compensation spinner flowmeter simple in construction that this utility model provides, it is simple to assemble, keep in repair, change
Parts.
In in this utility model, temperature measuring equipment and pressure gauge are arranged at protection cylinder, it is possible to effectively
Dustproof and waterproof, avoids external electromagnetic field that temperature measuring equipment, pressure gauge are formed signal and done simultaneously
Disturb.
Accompanying drawing explanation
Fig. 1 is the structural representation of the temperature and pressure compensation type spinner flowmeter that this utility model provides；
Fig. 2 is the structural representation of the temperature and pressure measurement apparatus that this utility model provides.
In figure:
1, spinner flowmeter；2, pipe is measured；21, flange；3, probe tube；4, temperature measuring equipment；
5, pressure gauge；6, temperature and pressure compensation transducer；7, protection cylinder；8, fixing nut；9, seal
Pad.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, below in conjunction with the accompanying drawings
And further illustrate the technical solution of the utility model by detailed description of the invention.
Present embodiments providing a kind of temperature and pressure compensation type spinner flowmeter, as shown in Fig. 1 institute-2, it includes turning
Sub-flowmeter bodies 1 and temperature and pressure measurement apparatus, described spinner flowmeter body 1 measures dress with described temperature and pressure
Put and be bolted to connection, and described spinner flowmeter body 1 and described stating set between temperature and pressure measurement apparatus
Being equipped with gasket seal 9, gasket seal 9 is in order to by spinner flowmeter body 1 and the airtight company of temperature and pressure measurement apparatus
Connect, prevent the two junction from revealing.
As in figure 2 it is shown, temperature and pressure measurement apparatus includes the measurement pipe 2 being connected with spinner flowmeter body 1, described
Measure pipe 2 two ends and be respectively arranged with flange 21, outside each flange 21, be provided with gasket seal 9；Described
Measuring and be also respectively provided with probe tube 3 on pipe 2 sidewall, described probe tube 3 connects with described measurement pipe 2, its
In a probe tube not with measure one end of being connected of pipe 2 and be provided with temperature measuring equipment 4, another probe tube 3 not with
Measure the connected one end of pipe 2 and be provided with pressure gauge 5；Temperature measuring equipment 4, pressure gauge 5
It is connected with the temperature and pressure compensation transducer 6 of spinner flowmeter body 1；Also include protecting cylinder 7, described temperature survey
Device 4, pressure gauge 5 are arranged in described protection cylinder 7, and described protection cylinder 7 one end connects probe tube
3, the other end connects temperature and pressure compensation transducer.
In the present embodiment, temperature measuring equipment 4 is temperature sensor PT100；And pressure gauge 5 is pressure
Sensor.
Temperature and pressure compensation transducer 6 be able to receive that pressure signal (mV magnitude voltage signals) that pressure transducer transmits,
The temperature signal (resistance signal) of temperature sensor PT100 transmission, and can be according to the pressure letter received
Number and temperature signal carry out temperature pressure compensation calculating, draw accurately, meet the rate-of flow of field working conditions
Numerical value, thus the accuracy of instrument measurement is greatly improved.
The present embodiment is protected cylinder 7, measurement pipe 2, probe tube 3 are stainless-steel pipe, enhance device whole
The antiseptic property of body, improves effusion meter service life 2-3 times.And the purpose arranging protection cylinder is because this guarantor
Casing 7 protects tightly, and dustproof and waterproof avoids the external electromagnetic field interference to signal simultaneously.
Maintainer's dismounting for convenience, measures between pipe 2 and spinner flowmeter body 1 logical in the present embodiment
Cross the fixing connection of bolt.When temperature and pressure measurement apparatus goes wrong, directly remove and change standby/new temperature and pressure survey
Amount device.
One end that probe tube 3 is connected with described temperature measuring equipment 4, pressure gauge 5 is arranged at outer spiral shell
Stricture of vagina, described probe tube 3 is provided with fixing nut 8 by described temperature measuring equipment 4, pressure gauge 5
Fixing.This structure can facilitate maintainer to overhaul, especially temperature measuring equipment 4, pressure gauge 5
In any one when breaking down, can change in time.
Protection cylinder 7 is connected with described fixing nut 8 interference fit.I.e. fix the circumscribed circle diameter of nut 8 slightly
Internal diameter less than protection cylinder 7.This kind of connected mode can make protection cylinder 7 be prone to dismounting.
Note, of the present utility model ultimate principle and principal character and this utility model have more than been shown and described
Advantage.Skilled person will appreciate that of the industry, this utility model is not limited to the embodiments described above,
Principle of the present utility model is simply described, without departing from this practicality described in above-mentioned embodiment and description
On the premise of novel spirit and scope, this utility model also has various changes and modifications, and these change and change
Entering in the range of both falling within claimed this utility model, claimed scope of the present utility model is by appended
Claims and equivalent thereof define.
Claims (7)
1. a temperature and pressure compensation type spinner flowmeter, it is characterized in that, including spinner flowmeter body (1) and temperature and pressure measurement apparatus, described spinner flowmeter body (1) is bolted to connection with described temperature and pressure measurement apparatus, and is provided with gasket seal (9) between described spinner flowmeter body (1) and described temperature and pressure measurement apparatus；
Described temperature and pressure measurement apparatus includes the measurement pipe (2) being connected with spinner flowmeter body (1), described pipe (2) two ends of measuring are respectively arranged with flange (21), described measurement is also respectively provided with probe tube (3) on pipe (2) sidewall, described probe tube (3) connects with described pipe (2) of measuring, one end that wherein a probe tube is not connected with measurement pipe (2) is provided with temperature measuring equipment (4), and one end that another probe tube (3) is not connected with measurement pipe (2) is provided with pressure gauge (5)；
Described temperature measuring equipment (4), pressure gauge (5) are connected with the temperature and pressure compensation transducer (6) of spinner flowmeter body (1)；
Also include protecting cylinder (7); described temperature measuring equipment (4), pressure gauge (5) are arranged in described protection cylinder (7); described protection cylinder (7) one end connects probe tube (3), and the other end connects temperature and pressure compensation transducer.
Temperature and pressure compensation type spinner flowmeter the most according to claim 1, it is characterised in that described temperature measuring equipment (4) is temperature sensor PT100.
Temperature and pressure compensation type spinner flowmeter the most according to claim 1, it is characterised in that described pressure gauge (5) is pressure transducer.
4. according to the temperature and pressure compensation type spinner flowmeter described in any one of claim 1-3, it is characterised in that described protection cylinder (7) is stainless-steel pipe.
Temperature and pressure compensation type spinner flowmeter the most according to claim 1, it is characterised in that be bolted to connection between described measurement pipe (2) and spinner flowmeter body (1).
Temperature and pressure compensation type spinner flowmeter the most according to claim 5, it is characterized in that, one end that described probe tube (3) is connected with described temperature measuring equipment (4), pressure gauge (5) is arranged at external screw thread, described probe tube (3) is provided with fixing nut (8) and described temperature measuring equipment (4), pressure gauge (5) is fixed.
Temperature and pressure compensation type spinner flowmeter the most according to claim 6, it is characterised in that described protection cylinder (7) is connected with described fixing nut (8) interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620340494.2U CN205506148U (en) | 2016-04-21 | 2016-04-21 | Warm -pressing offset -type rotor flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620340494.2U CN205506148U (en) | 2016-04-21 | 2016-04-21 | Warm -pressing offset -type rotor flow meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205506148U true CN205506148U (en) | 2016-08-24 |
Family
ID=56706240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620340494.2U Active CN205506148U (en) | 2016-04-21 | 2016-04-21 | Warm -pressing offset -type rotor flow meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205506148U (en) |
-
2016
- 2016-04-21 CN CN201620340494.2U patent/CN205506148U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |