CN206627170U - Use for laboratory gas flowmeter - Google Patents
Use for laboratory gas flowmeter Download PDFInfo
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- CN206627170U CN206627170U CN201720346386.0U CN201720346386U CN206627170U CN 206627170 U CN206627170 U CN 206627170U CN 201720346386 U CN201720346386 U CN 201720346386U CN 206627170 U CN206627170 U CN 206627170U
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- flow pipe
- gas flow
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- 238000005259 measurement Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 15
- 238000002474 experimental method Methods 0.000 abstract description 5
- 235000013399 edible fruits Nutrition 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of use for laboratory gas flowmeter, including gas flowmeter body, the gas flowmeter body includes gas flow pipe road, it is fixedly connected with the middle part of the gas flow pipe road and is fixedly connected with block, described be fixedly connected at the top of block is fixedly connected with attachment means, the inside in the gas flow pipe road is provided with the first housing, and the inside for being fixedly connected with block is provided with the second housing, and the inside in the gas flow pipe road offers gas circulation chamber.The utility model improves the measurement effect to air mass flow, so that measurement effect improves, so that meter and gas circulation duct are attached, pressure sensor and temperature sensor are fixed, it is convenient that gas is measured, improve the accuracy measured in experimentation, reduce measurement error, experiment effect is improved, has reached the advantages of accuracy is high, so as to effectively solve the problems, such as that existing gas flow measuring dose-effect fruit difference influences to use accuracy.
Description
Technical field
Gas metering technology field is the utility model is related to, specially a kind of use for laboratory gas flowmeter.
Background technology
Mass air flow sensor is that the air mass flow of suction is converted into the utensil of electric signal.
When in use, due to its poor-performing, the signal of measurement is not accurate enough, caused error for existing mass air flow sensor
It is larger, so as to influence the accuracy of experiment, cause existing gas flowmeter to meet the requirement of experimenter.
Utility model content
The purpose of this utility model is to provide a kind of use for laboratory gas flowmeter possess the advantages of accuracy is high, solution
The problem of existing gas flow measuring dose-effect fruit difference of having determined influences to use accuracy.
To achieve the above object, the utility model provides following technical scheme：A kind of use for laboratory gas flowmeter, including
Gas flowmeter body, the gas flowmeter body include gas flow pipe road, and the middle part in the gas flow pipe road is fixed
Be connected with and be fixedly connected with block, described be fixedly connected at the top of block is fixedly connected with attachment means, the gas flow pipe road it is interior
Portion is provided with the first housing, and the inside for being fixedly connected with block is provided with the second housing, and the inside in the gas flow pipe road offers
Gas circulation chamber, the inside of the gas circulation chamber are installed with high frequency pulse generator, the high frequency pulse generator
Left side is fixedly connected with the first baffle, and the second baffle, the company are fixedly connected with the right side of the high frequency pulse generator
The inside of connection device is installed with pressure sensor, and the bottom of the pressure sensor through the second housing and extends to gas
The inside of circulation chamber, the inside of the attachment means are installed with temperature sensor, and the bottom of the temperature sensor is run through
Second housing and the inside for extending to gas circulation chamber.
Preferably, the inside of the gas circulation chamber is provided with turbine, and the quantity of the turbine is two, two turbines
Respectively positioned at the top of high frequency pulse generator and the lower section of high frequency pulse generator.
Preferably, air inlet is offered on the left of the gas flow pipe road, is opened up on the right side of the gas flow pipe road
There is air outlet, the air inlet and air outlet are connected with gas circulation chamber.
Preferably, meter, the meter rectangular shaped are installed with the top of the attachment means.
Preferably, the thickness of first baffle and the second baffle is equal in magnitude, the air inlet and air outlet
Caliber size is equal.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model to gas by carrying out good water conservancy diversion, so as to improve the measurement effect to air mass flow so that
Measurement effect is improved, and is attached by attachment means meter and gas circulation duct, and block is fixedly connected with by setting
Pressure sensor and temperature sensor are fixed, convenient that gas is measured, it is accurate to be measured in raising experimentation
Property, measurement error is reduced, improves experiment effect, has reached the advantages of accuracy is high, so as to effectively solve existing gas stream
The problem of flowmeter measurement effect difference influences to use accuracy.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model internal structure schematic diagram.
In figure：1 gas flowmeter body, 2 gas flow pipe roads, 3 are fixedly connected with block, 4 attachment means, 5 meters, 6
One housing, 7 second housings, 8 gas circulation chambers, 9 air inlets, 10 air outlets, 11 high frequency pulse generators, 12 first baffles,
13 second baffles, 14 turbines, 15 pressure sensors, 16 temperature sensors.
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.
Refer to Fig. 1-2, a kind of use for laboratory gas flowmeter, including gas flowmeter body 1, gas flowmeter body
1 includes gas flow pipe road 2, and the middle part in gas flow pipe road 2, which is fixedly connected with, is fixedly connected with block 3, is fixedly connected with the top of block 3
Attachment means 4 are fixedly connected with, are attached by the meter 5 of attachment means 4 and gas circulation duct 2, attachment means 4
Top be installed with meter 5, the rectangular shaped of meter 5, the inside in gas flow pipe road 2 is provided with the first housing 6, Gu
The inside for determining contiguous block 3 is provided with the second housing 7, and the inside in gas flow pipe road 2 offers gas circulation chamber 8, gas circulation chamber 8
Inside be installed with high frequency pulse generator 11, the left side of high frequency pulse generator 11 is fixedly connected with the first baffle
12, the right side of high frequency pulse generator 11 is fixedly connected with the second baffle 13, by setting the first baffle 12 and second to lead
Fluid 13 carries out water conservancy diversion operation to gas, by carrying out good water conservancy diversion to gas, so as to improve the measurement effect to air mass flow
Fruit so that measurement effect improves, and the inside of attachment means 4 is installed with pressure sensor 15, the bottom of pressure sensor 15
Through the second housing 7 and the inside of gas circulation chamber 8 is extended to, the inside of attachment means 4 is installed with temperature sensor 16,
The bottom of temperature sensor 16 is through the second housing 7 and extends to the inside of gas circulation chamber 8, and block 3 is fixedly connected with by setting
Pressure sensor 15 and temperature sensor 16 are fixed, it is convenient that gas is measured, improve what is measured in experimentation
Accuracy, measurement error is reduced, improve experiment effect, the inside of gas circulation chamber 8 is provided with turbine 14, and the quantity of turbine 14 is two
Individual, two turbines 14 are respectively positioned at the top of high frequency pulse generator 11 and the lower section of high frequency pulse generator 11, gas circulation
The left side of pipeline 2 offers air inlet 9, by setting air inlet 9 gas is entered in gas flowmeter body 1, gas stream
2 right side opening of threading a pipe is provided with air outlet 10, by setting air outlet 10 gas is left in gas flowmeter body 1, air intake
Mouth 9 and air outlet 10 are connected with gas circulation chamber 8, and the thickness of the first baffle 12 and the second baffle 13 is equal in magnitude,
Air inlet 9 is equal with the caliber size of air outlet 10, has reached the advantages of accuracy is high, so as to effectively solve existing gas
The problem of flowmeter measurement effect difference influences to use accuracy.
In summary：The use for laboratory gas flowmeter, by carrying out good water conservancy diversion to gas, so as to improve to air
The measurement effect of flow so that measurement effect improves, and is connected by the meter 5 of attachment means 4 and gas circulation duct 2
Connect, being fixedly connected with block 3 by setting, pressure sensor 15 and temperature sensor 16 are fixed, convenient that gas is surveyed
Amount, the accuracy measured in experimentation is improved, reduce measurement error, improved experiment effect, solve existing gas flowmeter
The problem of measurement effect difference influences to use accuracy.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that
Other identical element in the process including the key element, method, article or equipment also be present ".
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 use for laboratory gas flowmeter, including gas flowmeter body（1）, it is characterised in that：The gas flowmeter
Body（1）Including gas flow pipe road（2）, the gas flow pipe road（2）Middle part be fixedly connected with and be fixedly connected with block（3）,
It is described to be fixedly connected with block（3）Top be fixedly connected with attachment means（4）, the gas flow pipe road（2）Inside be provided with the
One housing（6）, it is described to be fixedly connected with block（3）Inside be provided with the second housing（7）, the gas flow pipe road（2）Inside open
Provided with gas circulation chamber（8）, the gas circulation chamber（8）Inside be installed with high frequency pulse generator（11）, the height
Frequency impulse generator（11）Left side be fixedly connected with the first baffle（12）, the high frequency pulse generator（11）Right side consolidate
Surely it is connected with the second baffle（13）, the attachment means（4）Inside be installed with pressure sensor（15）, the pressure
Sensor（15）Bottom run through the second housing（7）And extend to gas circulation chamber（8）Inside, the attachment means（4）'s
Inside is installed with temperature sensor（16）, the temperature sensor（16）Bottom run through the second housing（7）And extend to
Gas circulation chamber（8）Inside.
A kind of 2. use for laboratory gas flowmeter according to claim 1, it is characterised in that：The gas circulation chamber（8）
Inside be provided with turbine（14）, the turbine（14）Quantity be two, two turbines（14）It is located at high-frequency impulse respectively
Generator（11）Top and high frequency pulse generator（11）Lower section.
A kind of 3. use for laboratory gas flowmeter according to claim 1, it is characterised in that：The gas flow pipe road
（2）Left side offer air inlet（9）, the gas flow pipe road（2）Right side opening be provided with air outlet（10）, the air inlet
（9）And air outlet（10）With gas circulation chamber（8）It is connected.
A kind of 4. use for laboratory gas flowmeter according to claim 1, it is characterised in that：The attachment means（4）'s
Top is installed with meter（5）, the meter（5）Rectangular shaped.
A kind of 5. use for laboratory gas flowmeter according to claim 1 or 3, it is characterised in that：First baffle
（12）With the second baffle（13）Thickness it is equal in magnitude, the air inlet（9）With air outlet（10）Caliber size it is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720346386.0U CN206627170U (en) | 2017-04-05 | 2017-04-05 | Use for laboratory gas flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720346386.0U CN206627170U (en) | 2017-04-05 | 2017-04-05 | Use for laboratory gas flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206627170U true CN206627170U (en) | 2017-11-10 |
Family
ID=60206235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720346386.0U Active CN206627170U (en) | 2017-04-05 | 2017-04-05 | Use for laboratory gas flowmeter |
Country Status (1)
| Country | Link |
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| CN (1) | CN206627170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031649A (en) * | 2019-05-07 | 2019-07-19 | 衢州职业技术学院 | A kind of capacity checking apparatus and its detection method of air velocity |
-
2017
- 2017-04-05 CN CN201720346386.0U patent/CN206627170U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031649A (en) * | 2019-05-07 | 2019-07-19 | 衢州职业技术学院 | A kind of capacity checking apparatus and its detection method of air velocity |
| CN110031649B (en) * | 2019-05-07 | 2023-10-27 | 衢州职业技术学院 | A capacity detection device for air flow velocity and detection method thereof |
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