CN206638285U - A kind of big flow low discharge measurement apparatus - Google Patents
A kind of big flow low discharge measurement apparatus Download PDFInfo
- Publication number
- CN206638285U CN206638285U CN201720302111.7U CN201720302111U CN206638285U CN 206638285 U CN206638285 U CN 206638285U CN 201720302111 U CN201720302111 U CN 201720302111U CN 206638285 U CN206638285 U CN 206638285U
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- China
- Prior art keywords
- pressure
- low discharge
- measurement apparatus
- large diameter
- pipe
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Abstract
The utility model discloses a kind of big flow low discharge measurement apparatus, include flowmeter, differential pressure transmitter, pressure pipe, large diameter pipeline, traffic ingress, flowexit and venturi pressure vessel, the flowmeter, which is set, to be connected to above differential pressure transmitter, and two pressure pipes are connected with below differential pressure transmitter, the front pressure pipe is connected to the front portion of large diameter pipeline, and the pressure pipe at rear is connected with venturi pressure vessel in large diameter pipeline, the traffic ingress is flows to approach axis, and flowexit is to flow to export direction.The utility model has the advantages that installation is simple, crushing is small, cost is low, the scope of application is wide, the accurate sheet of measurement, especially suitable for the dirty rate-of flow metering of heavy caliber low discharge, so as to effectively solve the problems, such as in big flow low discharge measurement apparatus.
Description
Technical field
Measuring apparatus technical field is the utility model is related to, specially a kind of big flow low discharge measurement apparatus.
Background technology
Flow measurement device is for measuring the industry of the fluid flows such as liquid, gas or steam in pipeline or bright ditch certainly
Dynamicization measurement apparatus, have the advantages that installation is simple, crushing is small, cost is low, the scope of application is wide, the accurate sheet of measurement, it is particularly suitable
In the dirty rate-of flow metering of heavy caliber low discharge.
Traditional measurement apparatus is complicated, and manufacturing cost is high, is not easy to promote the use of.
The content of the invention
The purpose of this utility model is to provide a kind of big flow low discharge measurement apparatus possess measurement big flow and low stream
The advantages of in amount, solves manufacturing cost height in big flow low discharge measurement apparatus, the problem of being not easy to promote the use of.
To achieve the above object, the utility model provides following technical scheme：A kind of big flow low discharge measurement apparatus, bag
Flowmeter, differential pressure transmitter, pressure pipe, large diameter pipeline, traffic ingress, flowexit and venturi pressure vessel have been included,
The flowmeter, which is set, to be connected to above differential pressure transmitter, and two pressure pipes, institute are connected with below differential pressure transmitter
The front portion that front pressure pipe is connected to large diameter pipeline is stated, and the pressure pipe at rear is connected with venturi in large diameter pipeline and taken
Depressor, the traffic ingress is flows to approach axis, and flowexit is to flow to export direction.
Preferably, the venturi pressure vessel is connected by welding manner with the pressure pipe at rear, and the pressure in front
Pipe is connected to large diameter pipeline front portion by welding manner.
Preferably, by boring device, the perforate on large diameter pipeline wall penetrates in pipeline the pressure pipe.
Preferably, the flowmeter and differential pressure transmitter are single unit system, and are spun mode and pressure by screw
Pipe is connected.
Preferably, it is described by flowmeter and differential pressure transmitter, pressure pipe, large diameter pipeline and venturi pressure vessel group
Into big flow low discharge measurement apparatus, be gas phase and liquid flow measurement device.
Compared with prior art, the beneficial effects of the utility model are as follows：This big flow low discharge measurement apparatus passes through rear
The pressure pipe of side can obtain the pressure data of low discharge with venturi pressure vessel, and big stream can be obtained by the pressure pipe in front
The pressure data of amount, have the advantages that installation is simple, crushing is small, cost is low, the scope of application is wide, the accurate sheet of measurement, it is particularly suitable
In the dirty rate-of flow metering of heavy caliber low discharge, so as to effectively solve the problems, such as in big flow low discharge measurement apparatus.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the structural representation of the utility model venturi pressure vessel.
In figure：1st, flowmeter；2nd, differential pressure transmitter；3rd, pressure pipe；4th, large diameter pipeline；5th, traffic ingress；6th, flow
Measure mouth；7th, venturi pressure vessel.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, 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, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, a kind of big flow low discharge measurement apparatus, includes flowmeter 1, differential pressure transmitter 2, take
Pressure pipe 3, large diameter pipeline 4, traffic ingress 5, flowexit 6 and venturi pressure vessel 7, flowmeter 1 set and are connected to difference
The top of pressure transmitter 2, and the lower section of differential pressure transmitter 2 is connected with two pressure pipes 3, front pressure pipe 3 is connected to large-diameter pipe
The front portion in road 4, and the pressure pipe 3 at rear is connected with venturi pressure vessel 7 in large diameter pipeline 4, traffic ingress 5 for flow into
Enter direction, and flowexit 6 is to flow to export direction.
Specifically, venturi pressure vessel 7 is connected by welding manner with the pressure pipe 3 at rear, and the pressure pipe 3 in front
It is anterior that large diameter pipeline 4 is connected to by welding manner；
Specifically, pressure pipe 3 is by boring device, the perforate on the wall of large diameter pipeline 4 is penetrated in pipeline；
Specifically, flowmeter 1 and differential pressure transmitter 2 be single unit system, and spun mode and pressure pipe 3 by screw
It is connected；
Specifically, by flowmeter 1 and differential pressure transmitter 2, pressure pipe 3, large diameter pipeline 4 and venturi pressure vessel 7
The big flow low discharge measurement apparatus of composition, it is gas phase and liquid flow measurement device.
In use, by taking air-flow as an example, the both ends of large diameter pipeline 4 are connected on pipeline, when air-flow passes through large-diameter pipe
Low-flow pressure is gathered by pressure pipe 3 and venturi pressure vessel 4 when in road 4, and by differential pressure transmitter 2 by flowmeter
Data are shown.
To sum up：A kind of big flow low discharge measurement apparatus, pass through installation pressure pipe 3 and Wen Qiu in large diameter pipeline 4
In pressure vessel 4 gather the mode of air-flow air pressure, solve the problems, such as in big flow low discharge measurement apparatus.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of big flow low discharge measurement apparatus, includes flowmeter（1）, differential pressure transmitter（2）, pressure pipe（3）, it is big
Caliber pipe（4）, traffic ingress（5）, flowexit（6）With venturi pressure vessel（7）, it is characterised in that：The flow measurement
Instrument（1）Setting is connected to differential pressure transmitter（2）Top, and differential pressure transmitter（2）Lower section be connected with two pressure pipes（3）, institute
State front pressure pipe（3）It is connected to large diameter pipeline（4）Front portion, and the pressure pipe at rear（3）In large diameter pipeline（4）Interior company
It is connected to venturi pressure vessel（7）, the traffic ingress（5）To flow to approach axis, and flowexit（6）To flow to exporter
To.
A kind of 2. big flow low discharge measurement apparatus according to claim 1, it is characterised in that：The venturi pressure vessel
（7）Pass through welding manner and the pressure pipe at rear（3）It is connected, and the pressure pipe in front（3）It is connected to greatly by welding manner
Caliber pipe（4）It is anterior.
A kind of 3. big flow low discharge measurement apparatus according to claim 1, it is characterised in that：The pressure pipe（3）It is logical
Boring device is crossed in large diameter pipeline（4）Perforate is penetrated in pipeline on wall.
A kind of 4. big flow low discharge measurement apparatus according to claim 1, it is characterised in that：The flowmeter
（1）With differential pressure transmitter（2）For single unit system, and spun mode and pressure pipe by screw（3）It is connected.
A kind of 5. big flow low discharge measurement apparatus according to claim 1, it is characterised in that：It is described by flowmeter
（1）With differential pressure transmitter（2）, pressure pipe（3）, large diameter pipeline（4）And venturi pressure vessel（7）The big flow low discharge of composition
Measurement apparatus, it is gas phase and liquid flow measurement device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302111.7U CN206638285U (en) | 2017-03-27 | 2017-03-27 | A kind of big flow low discharge measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302111.7U CN206638285U (en) | 2017-03-27 | 2017-03-27 | A kind of big flow low discharge measurement apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206638285U true CN206638285U (en) | 2017-11-14 |
Family
ID=60259364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720302111.7U Expired - Fee Related CN206638285U (en) | 2017-03-27 | 2017-03-27 | A kind of big flow low discharge measurement apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206638285U (en) |
-
2017
- 2017-03-27 CN CN201720302111.7U patent/CN206638285U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 Termination date: 20180327 |