CN207164018U - A kind of dynamic calibration instrument air-channel system - Google Patents
A kind of dynamic calibration instrument air-channel system Download PDFInfo
- Publication number
- CN207164018U CN207164018U CN201721056477.7U CN201721056477U CN207164018U CN 207164018 U CN207164018 U CN 207164018U CN 201721056477 U CN201721056477 U CN 201721056477U CN 207164018 U CN207164018 U CN 207164018U
- Authority
- CN
- China
- Prior art keywords
- mixing chamber
- gas
- letter shoot
- shoot road
- zero letter
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of dynamic calibration instrument air-channel system, including：Gas circuit electric hybrid module, including a zero letter shoot road and a gas transfer pipeline；First mixing chamber has at least two air inlets and at least two gas outlets, and the port of export on zero letter shoot road and the port of export of a gas transfer pipeline connect with two air inlets of the first mixing chamber respectively；Second mixing chamber has at least two air inlets and at least one gas outlet；Secondary gas circuit electric hybrid module includes secondary zero letter shoot road and secondary gas transfer pipeline, one of gas outlet of first mixing chamber connects with the air inlet of the second mixing chamber, another gas outlet of first mixing chamber connects with secondary gas circuit electric hybrid module, and the port of export on secondary zero letter shoot road connects with another air inlet of the second mixing chamber.The purpose of this utility model is to provide a kind of to the accurate more accurate instrument calibration system of gas monitoring instrument use.
Description
Technical field
It the utility model is related to gas measurement technique field, and in particular to a kind of dynamic calibration instrument air-channel system.
Background technology
Pollution air is monitored, it is necessary to carry out school to these monitors with the gas of high precision concentration using monitor
Standard, the uniformity that zero gas mixes with gas in the accurate instrument air-channel system with dynamic calibration of calibration propose higher requirement.
Chinese patent CN1040622410A discloses a kind of multichannel threeway calibration gas circuit, specifically discloses and trunk gas
Road is connected at least two gas circuits, and Zero gas generator is directly connected with calibrator, being sufficiently mixed without gas and zero gas, because
This, the accuracy of calibration data is simultaneously unstable.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of to the accurate more accurate instrument calibration system of gas monitoring instrument use
System.
A kind of dynamic calibration instrument air-channel system provided by the utility model, including：
Gas circuit electric hybrid module, including a zero letter shoot road and a gas transfer pipeline；
First mixing chamber, there are at least two air inlets and at least two gas outlets, a zero letter shoot road
Two air inlets of the port of export of the port of export and a gas transfer pipeline respectively with the first mixing chamber connect；
Second mixing chamber, there is at least two air inlets and at least one gas outlet；
Secondary gas circuit electric hybrid module, including secondary zero letter shoot road and secondary gas transfer pipeline, first mixing
One of gas outlet of room connects with the air inlet of second mixing chamber, another gas outlet of the first mixing chamber and described two
Secondary gas circuit electric hybrid module connection, the port of export on secondary zero letter shoot road connect with another air inlet of second mixing chamber.
Alternatively, the gas outlet of first mixing chamber connects with secondary gas transfer pipeline, defeated further through secondary gas
The triple-valve body one set on pipeline is sent to be connected with secondary zero letter shoot road.
Alternatively, a zero letter shoot road and a gas transfer pipeline are provided with mass flowmenter.
Alternatively, a zero letter shoot road is provided with ozone formation component, on the secondary zero letter shoot road
Provided with ozone detection components.
Alternatively, a zero letter shoot road and secondary zero letter shoot road are provided with proportioning valve, flowmeter and pressure
Force snesor.
Alternatively, triple-valve body two is provided between the ozone detection components and second mixing chamber.
Technical solutions of the utility model, have the following advantages that：
Prover air-channel system of the present utility model, by the way of secondary calibration so that the accuracy of calibration is higher；Together
When mixing chamber structure design it is simple in construction, gas mixing is more uniform, further increases the calibration accuracy of prover.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is gas circuit structure schematic diagram of the present utility model；
Fig. 2 is the structural representation of the mixing chamber of the utility model first.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Conflict can is not formed to be combined with each other.
Embodiment 1
A kind of dynamic calibration instrument air-channel system of the present embodiment, it is shown in Figure 1, including：Gas circuit electric hybrid module, bag
Include a zero letter shoot road 1 and a gas transfer pipeline 2；First mixing chamber 5 has two air inlets and two gas outlets,
The port of export on zero letter shoot road 1 and the port of export of a gas transfer pipeline 2 enter with two of the first mixing chamber 5 respectively
Gas port connects；Second mixing chamber 6 has two air inlets and a gas outlet；It is defeated that secondary gas circuit electric hybrid module includes secondary zero gas
Send pipeline 4 and secondary gas transfer pipeline 3, one of gas outlet of the first mixing chamber 5 and the air inlet of the second mixing chamber 6
Connection, another gas outlet of the first mixing chamber 5 connect with secondary gas circuit electric hybrid module, the port of export on secondary zero letter shoot road 4
Connected with another air inlet of the second mixing chamber 6.
Further, the gas outlet of the first mixing chamber 5 connects with secondary gas transfer pipeline 3, is conveyed further through secondary gas
The triple-valve body 1 set on pipeline 3 connects with secondary zero letter shoot road 4, and a zero letter shoot road and a gas are defeated
Pipeline is sent to be provided with mass flowmenter 15,25；One time zero letter shoot road is provided with ozone formation component 14, and secondary zero gas is defeated
Pipeline is sent to be provided with ozone detection components 44；Zero letter shoot road and secondary zero letter shoot road are provided with proportioning valve 13,
43rd, flowmeter 11,41 and pressure sensor 12,42；Triple-valve body two is provided between the mixing chamber 6 of ozone detection components 44 and second
45。
Wherein, the first mixing chamber 5 is shown in Figure 2, and the first mixing chamber 5 is a temperature mixing bottle, and the inner chamber of bottle leads to
Cross closed-entry structure 51 to separate, and form gas input area 52, mixed zone 53 and gas output area 54；Closed-entry structure 51 is
Side bore is more than the round estrade of opposite side bore, and the interior angle of round estrade is 30~60 degree；The necking end of closed-entry structure is also set
There is an elongation zone 55；The distance of the free end of elongation zone 55 to bottle body bottom is the 1/10 to 1/20 of whole bottle height, optimal
Distance is the 1/12 of whole bottle height, is that bottle is borosilicate glass material.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (6)
- A kind of 1. dynamic calibration instrument air-channel system, it is characterised in that including：Gas circuit electric hybrid module, including a zero letter shoot road (1) and a gas transfer pipeline (2)；First mixing chamber (5), there is at least two air inlets and at least two gas outlets, a zero letter shoot road (1) The port of export and the port of export of a gas transfer pipeline (2) connected respectively with two air inlets of the first mixing chamber (5)；Second mixing chamber (6), there is at least two air inlets and at least one gas outlet；Secondary gas circuit electric hybrid module, including secondary zero letter shoot road (4) and secondary gas transfer pipeline (3), described first is mixed Close room (5) one of gas outlet connected with the air inlet of second mixing chamber (6), the first mixing chamber (5) it is another go out Gas port connects with the secondary gas circuit electric hybrid module, the port of export of secondary zero letter shoot road (4) and second mixing chamber (6) Another air inlet connection.
- 2. dynamic calibration instrument air-channel system according to claim 1, it is characterised in that the first mixing chamber (5) go out Gas port connects with secondary gas transfer pipeline (3), further through the triple-valve body one (31) set on secondary gas transfer pipeline (3) Connected with secondary zero letter shoot road (4).
- 3. dynamic calibration instrument air-channel system according to claim 1, it is characterised in that a zero letter shoot road (1) and a gas transfer pipeline (2) is provided with mass flowmenter (15,25).
- 4. dynamic calibration instrument air-channel system according to claim 1, it is characterised in that a zero letter shoot road (1) ozone formation component (14) is provided with, the secondary zero letter shoot road (4) is provided with ozone detection components (44).
- 5. dynamic calibration instrument air-channel system according to claim 1, it is characterised in that a zero letter shoot road (1) and secondary zero letter shoot road (4) is provided with proportioning valve (13,43), flowmeter (11,41) and pressure sensor (12,42).
- 6. dynamic calibration instrument air-channel system according to claim 4, it is characterised in that the ozone detection components (44) with Triple-valve body two (45) is provided between second mixing chamber (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056477.7U CN207164018U (en) | 2017-08-23 | 2017-08-23 | A kind of dynamic calibration instrument air-channel system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056477.7U CN207164018U (en) | 2017-08-23 | 2017-08-23 | A kind of dynamic calibration instrument air-channel system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207164018U true CN207164018U (en) | 2018-03-30 |
Family
ID=61718086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721056477.7U Expired - Fee Related CN207164018U (en) | 2017-08-23 | 2017-08-23 | A kind of dynamic calibration instrument air-channel system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207164018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580887A (en) * | 2019-01-24 | 2019-04-05 | 北京雪迪龙科技股份有限公司 | Gas monitoring system and monitoring method with zero gas generating device self-diagnostic function |
| CN113491983A (en) * | 2021-06-28 | 2021-10-12 | 苏州天一信德环保科技有限公司 | Dynamic calibrator |
-
2017
- 2017-08-23 CN CN201721056477.7U patent/CN207164018U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580887A (en) * | 2019-01-24 | 2019-04-05 | 北京雪迪龙科技股份有限公司 | Gas monitoring system and monitoring method with zero gas generating device self-diagnostic function |
| CN113491983A (en) * | 2021-06-28 | 2021-10-12 | 苏州天一信德环保科技有限公司 | Dynamic calibrator |
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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 |
Granted publication date: 20180330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |