CN208902198U - A kind of automatic compensating element, integral type balance flow meter of temperature and pressure - Google Patents
A kind of automatic compensating element, integral type balance flow meter of temperature and pressure Download PDFInfo
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- CN208902198U CN208902198U CN201821591872.XU CN201821591872U CN208902198U CN 208902198 U CN208902198 U CN 208902198U CN 201821591872 U CN201821591872 U CN 201821591872U CN 208902198 U CN208902198 U CN 208902198U
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Abstract
The utility model discloses a kind of automatic compensating element, integral type balance flow meters of temperature and pressure, specifically include that measurement pipe, porous balance restricting element, thermometer, difference gauge, pressure gauge, it is characterized in that porous balance restricting element is located at the middle position of measurement pipe, thermometer, pressure gauge, difference gauge element are arranged in measurement pipe.Wherein the setting of thermometer measure mouth is at 45 ° with upstream horizontal direction at thermometer measure mouth in porous balance restricting element downstream；Difference gauge pressure tappings are arranged in porous balance restricting element upstream and downstream；Pressure gauge pressure tappings are arranged in porous balance restricting element upstream.The utility model realizes thermometer, pressure gauge, difference gauge compensating element, and porous balance restricting element integrative installation technology, is convenient for in-site installation, and eliminating influences brought by temperature and pressure variation, and measuring flow stability is strong.
Description
Technical field
The utility model relates to flowmeter production field, in particular to a kind of element that temperature and pressure compensates automatically one
Formula balance flow meter.
Background technique
When measuring gas and steam flow, temperature and pressure changes greatly balance flow meter, keeps its flow measurement unstable
It is fixed, it needs temperature and pressure to compensate, needs that pressure and temperature measuring instrumentss are installed on pipeline at the scene in the past, stability is poor, peace
Dress is inconvenient, is unfavorable for effective real-time working condition monitoring.
Summary of the invention
The utility model is to overcome the above-mentioned prior art insufficient, devises a kind of element that temperature and pressure compensates automatically one
Body formula balance flow meter realizes collection Temperature and Pressure Correction element installation integration.
The technical solution of the utility model are as follows:
A kind of automatic compensating element, integral type balance flow meter of temperature and pressure specifically includes that measurement pipe, porous balance section
Fluid element, thermometer, difference gauge, pressure gauge.
The measurement pipe selects matched measurement pipe model according to measurement flange-type number, and measurement length of pipeline is 280-
390mm。
The porous balance restricting element, is mounted on the inner tubal wall of measurement pipe middle position.
Further, thickness, pore size and the pitch of holes of porous balance restricting element are calculated according to fluid parameter, it is more
The diameter that hole balances restricting element is greater than measurement bore 1-3mm, and measurement pipe is formed separately two depot sidings in middle position, point
Depth 1-2mm bigger than 1/2 thickness of porous balance restricting element, diameter and porous balance are not produced on two depot siding inner walls
The identical groove of restricting element diameter, it is ensured that in the embeddable groove of porous balance restricting element, install porous balance restricting element
Afterwards, two sections of measurement pipes are welded together by welding.
The temperature is calculated as thermal resistance, is mounted on measurement pipeline.
Further, diameter 28mm is being opened up at porous 1 times of measurement pipe inner diameter location in balance restricting element downstream
Hole, welding temperature meter fastener, thermometer insertion measurement pipe depth be measurement bore 1/4-1/3.
Further, thermometer insertion portion end is 1.5 times of measurement pipe inner radius apart from porous balance restricting element,
And with measurement pipe upstream horizontal direction angle at 45 °.
The difference gauge is differential pressure transmitter, is mounted on measurement pipeline.
Further, difference gauge pressure tappings each processing one at the left and right sides 5-10mm of porous balance restricting element
Diameter is the pressure pipe mounting hole of 15mm.
Further, M14 screw thread silk head is welded in the difference gauge pressure pipe mounting hole, in difference gauge pressure pipe one end
Screw thread is processed, difference gauge pressure pipe and screw thread silk head are connected through a screw thread, and install valve and differential pressure on difference gauge pressure pipe top
Transmitter.
Further, the difference gauge pressure length of tube is 140-200mm, outer diameter 13mm.
The pressure gauge is pressure transmitter, is mounted on measurement pipeline.
Further, pressure gauge pressure tappings are in porous 1 times of measurement pipe inner radius in balance restricting element upstream.
Further, the hole that diameter 15mm is opened up at pressure gauge pressure tappings position, is welded on hole in aperture
The connector of M14 processes screw thread in pressure gauge pressure pipe one end, and pressure gauge pressure pipe and screw thread silk head are connected through a screw thread, are pressing
Power meter pressure pipe pressure pipe top is installed by valve and pressure transmitter.
The utility model has the beneficial effects that
The utility model realizes thermometer, pressure gauge, difference gauge compensating element, and the integration of porous balance restricting element
Site operation is convenient in installation, and eliminating influences brought by temperature and pressure variation, the enhancing of flow measurement stability, for monitoring
Effective real-time working condition provides data supporting.
Detailed description of the invention
It, below will be to embodiment or existing skill in order to illustrate more clearly of the technical solution in the utility model patent technology
Attached drawing needed in art description is briefly described, and for those of ordinary skill in the art, is not paying creation
Property labour under the premise of, be also possible to obtain other drawings based on these drawings.
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the left view structure chart of the utility model.
Fig. 3 is the utility model pressure gauge configuration figure.
Fig. 4 is the utility model thermometer structure chart.
The present invention will be further described with embodiment with reference to the accompanying drawing.
1, porous balance restricting element, 2, difference gauge, 3, pressure gauge, 4, thermometer, 5, measurement pipe, 6, connecting flange, 7,
Fastener, 8, thermometer, 9, terminal box, 10, connector, 11, valve.
The utility model is described further with reference to the accompanying drawing.
Embodiment 1:
A kind of Novel balance flow meter that temperature and pressure compensates automatically, structure specifically include that measurement pipe 5, porous
Balance restricting element 1, thermometer 4, difference gauge 2, pressure gauge 3.
Balance flow meter measurement pipe nominal diameter 50mm, measurement length of pipeline is 350mm, by measurement pipe 5 in middle position
After separating, orifice throttle part 1 is placed at inboard wall groove and welds two sections of measurement pipes, apart from 1 two sides of orifice throttle part
The hole of 15mm is bored at 10mm, and welds 2 pressure pipe of difference gauge of M14, long 140mm.It is straight being opened at 1 upstream 50mm of throttling element
The connector 10 of M14 is welded in the hole of diameter 15mm in aperture on hole, valve 11 and pressure transmitter are installed on connector.In distance
At 1 downstream 75mm of throttling element, the hole of diameter 28mm, fastener in welding are opened with measurement pipe upstream horizontal direction Angle Position at 45 °
7, for fastening thermometer.The thermometer chosen is inserted into measurement pipe, insertion depth 15mm.
The utility model realizes thermometer, pressure gauge, difference gauge compensating element, and the integration of porous balance restricting element
Site operation is convenient in installation, and eliminating influences brought by temperature and pressure variation, the enhancing of flow measurement stability, for monitoring
Effective real-time working condition provides data supporting.
Embodiment 2:
A kind of Novel balance flow meter that temperature and pressure compensates automatically, structure specifically include that measurement pipe 5, porous
Balance restricting element 1, thermometer 4, difference gauge 2, pressure gauge 3.
Balance flow meter measurement pipe nominal diameter 100mm, measurement length of pipeline is 350mm, by measurement pipe 5 in middle position
After separating, orifice throttle part 1 is placed at inboard wall groove and welds two sections of measurement pipes, apart from 1 two sides of orifice throttle part
The hole of 15mm is bored at 10mm, and welds 2 pressure pipe of difference gauge of M14, long 140mm.It is opened at 1 upstream 100mm of throttling element
The connector 10 of M14 is welded in the hole of diameter 15mm in aperture on hole, valve 11 and pressure transmitter are installed on connector.Away from
At 1 downstream 150mm of throttling element, the hole of diameter 28mm is opened with measurement pipe upstream horizontal direction Angle Position at 45 °, is fastened in welding
Part 7, for fastening thermometer.The thermometer chosen is inserted into measurement pipe, insertion depth 30mm.
The utility model realizes thermometer, pressure gauge, difference gauge compensating element, and the integration of porous balance restricting element
Site operation is convenient in installation, and eliminating influences brought by temperature and pressure variation, the enhancing of flow measurement stability, for monitoring
Effective real-time working condition provides data supporting.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (4)
1. a kind of automatic compensating element, integral type balance flow meter of temperature and pressure specifically includes that measurement pipe, the throttling of porous balance
Element, thermometer, difference gauge, pressure gauge, it is characterised in that porous balance restricting element is located at the middle position of measurement pipe, temperature
Meter, pressure gauge, difference gauge element are arranged in measurement pipe.
2. the automatic compensating element, integral type balance flow meter of a kind of temperature and pressure according to claim 1, characterized in that
The setting of thermometer measure mouth is at 45 ° with upstream horizontal direction at thermometer measure mouth in porous balance restricting element downstream.
3. the automatic compensating element, integral type balance flow meter of a kind of temperature and pressure according to claim 1, characterized in that
Difference gauge pressure tappings are arranged in porous balance restricting element upstream and downstream.
4. the automatic compensating element, integral type balance flow meter of a kind of temperature and pressure according to claim 1, characterized in that
Pressure gauge pressure tappings are arranged in porous balance restricting element upstream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821591872.XU CN208902198U (en) | 2018-09-28 | 2018-09-28 | A kind of automatic compensating element, integral type balance flow meter of temperature and pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821591872.XU CN208902198U (en) | 2018-09-28 | 2018-09-28 | A kind of automatic compensating element, integral type balance flow meter of temperature and pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208902198U true CN208902198U (en) | 2019-05-24 |
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ID=66574166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821591872.XU Active CN208902198U (en) | 2018-09-28 | 2018-09-28 | A kind of automatic compensating element, integral type balance flow meter of temperature and pressure |
Country Status (1)
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| CN (1) | CN208902198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212926A (en) * | 2020-08-07 | 2021-01-12 | 北京协同创新研究院 | Flow measurement method based on porous throttling and MEMS pressure sensor |
-
2018
- 2018-09-28 CN CN201821591872.XU patent/CN208902198U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212926A (en) * | 2020-08-07 | 2021-01-12 | 北京协同创新研究院 | Flow measurement method based on porous throttling and MEMS pressure sensor |
| CN112212926B (en) * | 2020-08-07 | 2022-04-08 | 北京协同创新研究院 | Flow measurement method based on porous throttling and MEMS pressure sensor |
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