CN206223715U - The multichannel gas sensitive response test device of pedestal is sensed based on six pin earthenwares - Google Patents
The multichannel gas sensitive response test device of pedestal is sensed based on six pin earthenwares Download PDFInfo
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- CN206223715U CN206223715U CN201621310600.9U CN201621310600U CN206223715U CN 206223715 U CN206223715 U CN 206223715U CN 201621310600 U CN201621310600 U CN 201621310600U CN 206223715 U CN206223715 U CN 206223715U
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Abstract
The multichannel gas sensitive response test device that six pin earthenwares sense pedestal is based on the utility model discloses a kind of, pedestal is sensed including sample cell, sample cell cover plate and six pin earthenwares, sample cell is internally formed cavity as gas test cavity, the sample cell cover plate is fixedly connected so as to sealed sample Chi Kou by screw with sample cell, the jack that multigroup pin positions with six pin earthenwares sensing pedestal are adapted to is set on the sample cell cover plate, a six pin earthenwares sensing pedestal is compactly poured into every group of jack；The housing side of the sample cell is provided with venting channels inside and outside pond, and the venting channels include gas input passage and gas output channel.Device of the present utility model has sensitivity higher, and the device cavity has less dead volume, has ensured the steady flow and diffusion of gas, and the device can be tested various gas sensitives simultaneously, substantially increase testing efficiency.
Description
Technical field
The utility model is related to gas sensitive testing field, more specifically, the utility model is related to one kind to be made pottery based on six pin
Porcelain tube senses the multichannel gas sensitive response test device of pedestal.
Background technology
The detection of inorganic gas is the important technical of security monitoring, is also a great technical barrier, general easy
Combustion, explosive dangerous material can along with the release of inorganic gas and adhesion, therefore, the inorganic gas in air and specific environment is contained
Amount carries out fast and accurately in site measurement and has broad application prospects, and gas sensor to be one kind realize that inorganic gas is real-time
The short-cut method of detection.
Micro- atmosphere detection technique develops to the direction of intelligent, miniaturization and portability, the research of gas sensor
Increasingly paid attention to.The research of gas sensor be unable to do without the preparation of gas sensitive and means of testing is improved, and develops gas sensitive
Its response performance to gas with various need to be investigated with sensor, gas response test device is wherein essential test group
Part.At present, many sensitivity, the stability in gas material of focus that scientific research personnel both domestic and external is tested gas sensitive, with
And the precision of test equipment, simple single channel test chamber is typically used for gas response test device, its reliability is not high,
Precision is low, and testing efficiency is low；Test system of the minority with multiple channel test chamber, the method for the static distribution of collocation, is equipped with closed
Large volume air chamber so that the desorption time of sample gas is long, is not suitable for carrying out substantial amounts of gas test.
Utility model content
In order to solve the deficiencies in the prior art, it is desirable to provide a kind of simple structure, convenient use, testing result is reliable and stable
Multi-channel gas response test device.
To achieve the above object, inventor provide a kind of based on six pin earthenwares sensing pedestal multichannel gas sensitive sound
Test device is answered, the device has following structure：
It is a kind of to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal, including sample cell, sample
Product pond cover plate and six pin earthenwares sensing pedestal, sample cell are internally formed cavity as gas test cavity, the sample cell lid
Plate is fixedly connected so as to sealed sample Chi Kou by screw with sample cell, and multigroup and six pin pottery is set on the sample cell cover plate
The jack of the pin positions adaptation of porcelain tube sensing pedestal, compactly pours into a six pin earthenwares sensing base in every group of jack
Seat；The housing side of the sample cell is provided with venting channels inside and outside pond, and the venting channels include gas input passage and gas
Output channel.Sample cell is connected with sample cell cover plate using screw, sample cell air seal property can be improved, prevent gas by
Junction escapes.Gas input passage and gas output channel be easy to background gas and object gas in gas test chamber plus
Carry.
It is above-mentioned to be based in the multichannel gas sensitive response test device of six pin earthenwares sensing pedestal, the sample cell
Cavity shape is round and smooth and be rectangular aluminium alloy chamber.
It is above-mentioned to be based in the multichannel gas sensitive response test device of six pin earthenwares sensing pedestal, the sample cell lid
The material of plate is lucite, stainless steel or polytetrafluoroethylene (PTFE).
It is above-mentioned to be based in the multichannel gas sensitive response test device of six pin earthenwares sensing pedestal, it is described to be made pottery with six pin
The jack of the pin positions adaptation of porcelain tube sensing pedestal is eight group of six pin perforate, and eight group of six pin perforate spacing is distributed equally over sample
On the cover plate of product pond, the dead volume that cannot be used is effectively reduced.
It is above-mentioned to be based in the multichannel gas sensitive response test device of six pin earthenwares sensing pedestal, six pin described in every group
The rounded arrangement of perforate.
It is above-mentioned to be based in the multichannel gas sensitive response test device of six pin earthenwares sensing pedestal, the six pin ceramics
Pipe sensing pedestal is the six pin ceramics that Tianjin Figaro Electronics Co., Ltd. or Zhengzhou Wei Sheng Electronic Technology Co., Ltd produce
Pipe senses pedestal.The six pin earthenwares sensing pedestal that six pin perforates of circular arrangement are produced with Figaro and Wei Shengdeng companies is fitted
Match somebody with somebody, six pin earthenwares sensing pedestal can be fallen to be seated cause by perforate and be fixed on sample cell cover plate.
It is above-mentioned to be based in the multichannel gas sensitive response test device of six pin earthenwares sensing pedestal, adjacent described six
Spacing is minimized between pin earthenware sensing pedestal, and its spacing meets six pin earthenwares sensing pedestal can just be arranged on sample
On the cover plate of pond, sample cell is just matched with sample cell cover plate so that sample cell cavity volume is minimized.
Compared with prior art, the utility model at least has the advantages that：
(1) be inserted in six pin earthenwares sensing pedestal on sample cell cover plate using direct by the utility model, using gas sensitive element
Device direct method of testing, can reduce the measurement error in material transfer process, be easy to catch response signal, with spirit higher
Sensitivity, while test result may be directly applied to composition and the manufacture of sensor.
(2) each six pin earthenware is sensed pedestal by between minimum by the utility model on the basis of test condition is met
Away from arrangement, cavity minimum is realized, it is ensured that cavity has less dead volume, has ensured the steady flow and expansion of gas
Dissipate.
(3) the utility model is integrated with multiple six pin sensor elements, various gas sensitives can be tested simultaneously, greatly
Testing efficiency is improve greatly, while the electrode has Automatic-reset high accuracy contact, it can be ensured that pressure is balanced, beneficial to holding
Signal stabilization, it is ensured that the reliability of data.
Brief description of the drawings
Fig. 1 is the vertical of the multichannel gas sensitive response test device that the utility model is based on six pin earthenwares sensing pedestal
Body structural decomposition diagram.
Fig. 2 is the sample of the multichannel gas sensitive response test device that the utility model is based on six pin earthenwares sensing pedestal
Product pond cover plate front plan view.
Fig. 3 is the sample of the multichannel gas sensitive response test device that the utility model is based on six pin earthenwares sensing pedestal
Product pond top view.
Fig. 4 is the six of the multichannel gas sensitive response test device that the utility model is based on six pin earthenwares sensing pedestal
Pin earthenware sensing pedestal inserts in sample cell cover plate side view.
Fig. 5 is the six of the multichannel gas sensitive response test device that the utility model is based on six pin earthenwares sensing pedestal
Pin earthenware sensing pedestal inserts in sample cell cover plate reverse side upward view.
Fig. 6 is the edge of the multichannel gas sensitive response test device that the utility model is based on six pin earthenwares sensing pedestal
The generalized section that cross direction section is formed.
In above-mentioned each figure, 11- sample cell cover plates, 12- screws, the pin earthenwares of 13- six sensing pedestal, the inside and outside ventilation in 14- ponds
Passage, 15- sample cells, 111- jacks, the housing of 151- sample cells, 152- screws.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain this practicality
It is new, it is not used to limit the utility model.
Fig. 1 and Fig. 6 are that the multichannel gas sensitive for being based on six pin earthenwares sensing pedestal provided in an embodiment of the present invention rings
Answer the structural representation of test device.As shown in figure 1, the test device includes sample cell 15, sample cell cover plate 11 and eight six
Pin earthenware senses pedestal 13, and the cavity in sample cell 15 is gas test cavity, and specifically, the edge of sample cell 15 has eight
Individual screw 152, wherein the edge corner of sample cell 15 respectively set 1 screw, and every side long respectively sets 2 screws, this distribution side
Formula causes the uniform force on sample cell 15 of sample cell cover plate 11, it is ensured that sample cell 15 has very during gas test
Good sealing property.In addition, being fixed by screw 12 and screw 152 between sample cell 15 and sample cell cover plate 11.
Fig. 2, Fig. 4 and Fig. 5 are the structural representation of sample cell cover plate 11, as shown in Fig. 2, Fig. 4 and Fig. 5, sample cell cover plate
Eight group of six pin perforate is provided with 11, as shown in Fig. 2 open up jack 111 on sample cell cover plate, every group of position of opening and six pin
Earthenware sensing pedestal pin positions are corresponded, and six pin earthenwares sensing pedestal 13 can directly insert in sample cell cover plate 11
On.In addition, each evenly distributed by minimum spacing to six pin earthenwares sensing pedestal 13, the present embodiment is made pottery by setting each six pin
The porcelain tube sensing spacing of pedestal 13 is equal, and between each six pin earthenware is sensed pedestal 13 on the basis of meeting test condition
Spacing is minimum, realizes cavity minimum, it is ensured that cavity has less dead volume, further, since being integrated with eight group of six pin
Earthenware senses pedestal 13, and up to eight kinds gas sensitives can be tested simultaneously, substantially increases operating efficiency.In addition, this
In embodiment, the making material of sample cell cover plate 11 is lucite, stainless steel or polytetrafluoroethylene (PTFE).
Fig. 3 is the structural representation of sample cell 15.As shown in figure 3, the side of object 151 of sample cell 15 is provided with inside and outside pond
Venting channels 14, the venting channels include gas input passage and gas output channel, are easy to background gas in gas test cavity
The loading of body and object gas.
Six pin earthenwares sensing pedestal when in use, directly is fallen to be inserted on sample cell cover plate 11 by above-described embodiment, makes six
Pin earthenware sensing components material part is placed in gas test cavity, and sample cell cover plate 11 and sample cell 15 pass through eight spiral shells
Nail is fixedly connected, it is ensured that sample is not moved, while being convenient for changing sample.Sample cell cover plate 11 is integrated with eight group of six pin pottery
Up to eight kinds gas sensitives can be tested by porcelain tube sensing components pedestal simultaneously, substantially increase operating efficiency.In test
When, the uninterrupted that gas flows through the gas input passage of gas test cavity is adjusted by gas flow control valve, so as to control
Gas gross in gas test cavity processed.Acted on by pressure and gas is arranged by the gas output channel of gas test cavity
Go out.
As can be seen from the above embodiments, the utility model uses direct insertion electrode, can reduce the loss of electric current, is easy to
Response signal is caught, with sensitivity higher and less measurement error；In addition, the utility model is meeting test condition
On the basis of, each six pin earthenware sensing pedestal is evenly distributed by minimum spacing, make spacing minimum, realize cavity minimum
Change, it is ensured that cavity has less dead volume, has ensured the steady flow and diffusion of gas；Meanwhile, the utility model is integrated
Up to eight kinds gas sensitives can be tested by eight group of six pin earthenware sensing pedestal simultaneously, substantially increase testing efficiency,
And the electrode has Automatic-reset high accuracy contact, it can be ensured that pressure is balanced, beneficial to holding signal stabilization, it is ensured that number
According to reliability.
Although reference be made herein to explanatory embodiment of the present utility model is described to the utility model, however, it should
Understand, those skilled in the art can be designed that a lot of other modification and implementation methods, these modifications and implementation method will fall
Within spirit disclosed in the present application and spirit.More specifically, in the range of disclosure, can be to theme group
The building block and/or layout for closing layout carry out various variations and modifications.Except the modification carried out to building block and/or layout
Outer with improving, to those skilled in the art, other purposes also will be apparent.
Claims (7)
1. it is a kind of to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal, it is characterised in that including sample
Product pond (15), sample cell cover plate (11) and six pin earthenwares sense pedestal (13), and sample cell (15) is internally formed cavity as gas
Body examination tries cavity, and the sample cell cover plate (11) is fixedly connected so as to sealed sample Chi Kou by screw (12) with sample cell,
The jack (111) that multigroup pin positions with six pin earthenwares sensing pedestal are adapted to is set on the sample cell cover plate (11), often
A six pin earthenwares are compactly poured into group jack sense pedestal (13)；Housing (151) side of the sample cell is set
There are venting channels inside and outside pond (14), the venting channels include gas input passage and gas output channel.
It is 2. according to claim 1 to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal,
It is characterized in that the cavity shape of the sample cell is round and smooth and be rectangular aluminium alloy chamber.
It is 3. according to claim 1 to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal,
It is characterized in that the material of the sample cell cover plate is lucite, stainless steel or polytetrafluoroethylene (PTFE).
It is 4. according to claim 1 to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal,
It is characterized in that the jack that the pin positions with six pin earthenwares sensing pedestal are adapted to is eight group of six pin perforate, eight group of six pin
Perforate spacing is distributed equally on sample cell cover plate.
It is 5. according to claim 4 to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal,
It is characterized in that the six rounded arrangement of pin perforate described in every group.
It is 6. according to claim 5 to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal,
It is characterized in that the six pin earthenware sensing pedestal is the bright Sheng electronics technology of Tianjin Figaro Electronics Co., Ltd. or Zhengzhou
The six pin earthenwares sensing pedestal of Co., Ltd's production.
It is 7. according to claim 1 to be based on the multichannel gas sensitive response test device that six pin earthenwares sense pedestal,
It is characterized in that spacing is minimized between adjacent six pin earthenware sensing pedestal, its spacing meets six pin earthenwares sensing
Pedestal can just be arranged on sample cell cover plate on, sample cell just matched with sample cell cover plate so that sample cell cavity volume most
Smallization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621310600.9U CN206223715U (en) | 2016-12-01 | 2016-12-01 | The multichannel gas sensitive response test device of pedestal is sensed based on six pin earthenwares |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621310600.9U CN206223715U (en) | 2016-12-01 | 2016-12-01 | The multichannel gas sensitive response test device of pedestal is sensed based on six pin earthenwares |
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| Publication Number | Publication Date |
|---|---|
| CN206223715U true CN206223715U (en) | 2017-06-06 |
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| CN201621310600.9U Active CN206223715U (en) | 2016-12-01 | 2016-12-01 | The multichannel gas sensitive response test device of pedestal is sensed based on six pin earthenwares |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791447A (en) * | 2022-05-05 | 2022-07-26 | 杭州汇健科技有限公司 | Multi-channel gas sensor |
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2016
- 2016-12-01 CN CN201621310600.9U patent/CN206223715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791447A (en) * | 2022-05-05 | 2022-07-26 | 杭州汇健科技有限公司 | Multi-channel gas sensor |
| CN114791447B (en) * | 2022-05-05 | 2024-01-12 | 杭州汇健科技有限公司 | Multichannel gas sensor |
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