CN209108913U - Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device - Google Patents
Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device Download PDFInfo
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- CN209108913U CN209108913U CN201821701794.4U CN201821701794U CN209108913U CN 209108913 U CN209108913 U CN 209108913U CN 201821701794 U CN201821701794 U CN 201821701794U CN 209108913 U CN209108913 U CN 209108913U
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- hydroxide solution
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Abstract
The utility model discloses sulfur hexafluoride gas acidity detecting instrument adsorption filtration devices, including sodium hydroxide solution bottle body and bottle cap, bottle cap sealing lid closes on sodium hydroxide solution bottle body, one liquid suction pipe passes through bottle cap, one end is connect with sulfur hexafluoride gas acidity detecting instrument, the other end is immersed in the sodium hydroxide solution in sodium hydroxide solution bottle body, stomata is offered on bottle cap, stomata is used to compensate negative pressure when liquid suction pipe extracts sodium hydroxide solution in sodium hydroxide solution bottle body, wherein: adsorption filtration structure is provided on bottle cap, absorbing and filter structure includes upper layer filter paper and lower layer's filter paper, several layers alkali grain layer and 13X molecular sieve layer are accompanied between upper layer filter paper and lower layer's filter paper, upper layer filter paper and lower layer's filter paper, alkali grain layer and 13X molecular sieve layer block stomata, so that the gas through air passing hole Body has to pass through upper layer filter paper and lower layer's filter paper, alkali grain layer and 13X molecular sieve layer.
Description
Technical field
The invention belongs to the technical fields of gas acidity detection device, and in particular to sulfur hexafluoride gas acidity detecting instrument
Use adsorption filtration device.
Background technique
When detecting sulfur hexafluoride gas acidity, need the standard caustic soda solution that will be prepared by being drawn into reagent bottle
In detector.It will lead to negative pressure in reagent bottle due to extracting, reagent bottle cannot seal.During extraction, standard hydrogen-oxygen
Change sodium solution exposure for a long time in air, the carbon dioxide and other sour gas in air can rise with sodium hydroxide solution
Chemical reaction.Neutralization is played with acids and generates salt and water.Standard caustic soda solution concentration is changed, measurement accuracy is influenced
And effect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of adsorption filtrations of sulfur hexafluoride gas acidity detecting instrument
Device, bottle cap of the device with absorption with filtering function, prevents sodium hydroxide solution and carbon dioxide and other sour gas
Body chemically reactive, and guarantee the cleanliness of sodium hydroxide solution, improve measurement quality.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows:
Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device, including sodium hydroxide solution bottle body and bottle
Lid, bottle cap sealing lid close on sodium hydroxide solution bottle body, and a liquid suction pipe passes through bottle cap, one end and sulfur hexafluoride gas acidity
Detecting instrument connection, the other end are immersed in the sodium hydroxide solution in sodium hydroxide solution bottle body, and gas is offered on bottle cap
Hole, stomata are used to compensate negative pressure when liquid suction pipe extracts sodium hydroxide solution in sodium hydroxide solution bottle body, in which: on bottle cap
It is provided with adsorption filtration structure, adsorption filtration structure includes upper layer filter paper and lower layer's filter paper, between upper layer filter paper and lower layer's filter paper
Accompany several layers alkali grain layer and 13X molecular sieve layer, upper layer filter paper and lower layer's filter paper, alkali grain layer and 13X molecular sieve layer
Block stomata, so that the gas through air passing hole has to pass through upper layer filter paper and lower layer's filter paper, alkali grain layer and 13X molecular sieve
Layer.
To optimize above-mentioned technical proposal, the concrete measure taken further include:
Above-mentioned alkali grain layer has three layers, and 13X molecular sieve layer has two layers, alkali grain layer and 13X molecular sieve layer interval
It lays, alkali grain layer is used for absorbing acid gases, and 13X molecular sieve layer is for adsorbing water and carbon dioxide.
Above-mentioned liquid suction pipe lower end is fixed with filter, and filter can stop large granular impurity, it is made to cannot be introduced into pumping
Liquid pipe.
Above-mentioned filter energy blocking diameter is greater than the molecule impurity of 50um.
Above-mentioned bottle cap is provided with bottle lid groove, and adsorption filtration structure is located in bottle lid groove, there is capping on bottle lid groove
Plug, plug will absorb and filter sealing structure.
Above-mentioned liquid suction pipe and filter is polytetrafluoroethylene material production.
Above-mentioned sodium hydroxide solution bottle body and bottle cap are polytetrafluoroethylene material production.
Filled with the sealing ring for sealing between above-mentioned liquid suction pipe and bottle cap.
The innovation of the invention consists in that:
1, when taking out standard caustic soda solution with the present apparatus, the dioxy of chemical reaction is generated in air with sodium hydroxide solution
Change the substances such as carbon and sour gas and be adsorbed layer absorption, will not influence standard caustic soda solution concentration, it is accurate to improve measurement
Degree.
It 2, is more than that the molecule impurity of 50 um can also be filtered out by bottom of bottle filter in standard caustic soda solution,
It prevents it from entering measurement pipeline, prevents disabling facility valve.Reduce the failure of test equipment.
3, adsorbent is two sides filter paper in bottle cap, and midfeather accompanies five layers of alkali grain and 13X molecular sieve, multilayer mistake
Filter guarantees that the gas of compensation negative pressure will be free from carbon dioxide and sour gas.
4, novel liquid suction pipe structure design, increases sealing ring, realizes standard caustic soda solution reagent bottle internal standard hydrogen
Sodium hydroxide solution and air insulated.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Appended drawing reference therein are as follows: sodium hydroxide solution bottle body 1, bottle cap 2, stomata 21, liquid suction pipe 3, adsorption filtration knot
Structure 4, upper layer filter paper 41, lower layer's filter paper 42, alkali grain layer 43,13X molecular sieve layer 44, filter 5, plug 6, sealing ring 7.
Specific embodiment
It elaborates with reference to the accompanying drawing to technical solution of the present invention.
Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device of the invention, including sodium hydroxide solution bottle body
1 and bottle cap 2, bottle cap 2 be covered on sodium hydroxide solution bottle body 1, a liquid suction pipe 3 pass through bottle cap 2, one end and hexafluoro
Change the connection of sulphur gas acidity detecting instrument, the other end is immersed in the sodium hydroxide solution in sodium hydroxide solution bottle body 1, bottle
Stomata 21 is offered on lid 2, stomata 21 is for compensating sodium hydroxide solution bottle body 1 when liquid suction pipe 3 extracts sodium hydroxide solution
Interior negative pressure, in which: adsorption filtration structure 4 is provided on bottle cap 2, adsorption filtration structure 4 includes that upper layer filter paper 41 and lower layer filter
Paper 42 accompanies several layers alkali grain layer 43 and 13X molecular sieve layer 44, upper layer filter paper between upper layer filter paper 41 and lower layer's filter paper 42
41 and lower layer's filter paper 42, alkali grain layer 43 and 13X molecular sieve layer 44 block stomata 21 so that the gas through air passing hole 21 must
It must be by upper layer filter paper 41 and lower layer's filter paper 42, alkali grain layer 43 and 13X molecular sieve layer 44.
In embodiment, alkali grain layer 43 has three layers, and 13X molecular sieve layer 44 has two layers, alkali grain layer 43 and 13X molecule
The interval of screen layers 44 is laid, and alkali grain layer 43 is used for absorbing acid gases, and 13X molecular sieve layer 44 is for adsorbing water and titanium dioxide
Carbon.
In embodiment, 3 lower end of liquid suction pipe is fixed with filter 5, and filter 5 can stop large granular impurity, makes it can not
Into liquid suction pipe 3.
In embodiment, filter 5 can molecule impurity of the blocking diameter greater than 50um.
In embodiment, bottle cap 2 is provided with bottle lid groove, and adsorption filtration structure 4 is located in bottle lid groove, seals on bottle lid groove
It is stamped plug 6, plug 6 is sealed structure 4 is absorbed and filter.
In embodiment, liquid suction pipe 3 and filter 5 are polytetrafluoroethylene material production.
In embodiment, sodium hydroxide solution bottle body 1 and bottle cap 2 are polytetrafluoroethylene material production.
In embodiment, filled with the sealing ring 7 for sealing between liquid suction pipe 3 and bottle cap 2.
The newly-designed device of the present invention is the closed solution bottle for having filtering function, and solution bottle material is PTFE, bottle
Bottleneck bottle cap sealing after middle installation solution increases upper layer filter paper 41, lower layer's filter paper 42,43 and of alkali grain layer in bottle cap
13X molecular sieve layer 44 guarantees the gas not acid gas-containing and the carbon dioxide that enter sodium hydroxide solution bottle body 1, thus every
It generates and chemically reacts with sodium hydroxide solution from carbon dioxide in outside air and with acidic materials.Filter is filtered with micropore
Core can prevent the granule foreign more than 50 μm from entering liquid suction pipe 3, thus the problem of preventing pumping device blocking.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention should be regarded as protection of the invention
Range.
Claims (8)
1. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device, including sodium hydroxide solution bottle body (1) and bottle
It covering (2), the bottle cap (2) is covered on sodium hydroxide solution bottle body (1), and a liquid suction pipe (3) passes through bottle cap (2),
One end is connect with sulfur hexafluoride gas acidity detecting instrument, and the other end is immersed in the hydrogen-oxygen in sodium hydroxide solution bottle body (1)
Change in sodium solution, offered on the bottle cap (2) stomata (21), the stomata (21) is for compensating liquid suction pipe (3) extraction
Negative pressure when sodium hydroxide solution in sodium hydroxide solution bottle body (1), it is characterized in that: being provided with suction on the bottle cap (2)
Attached filter structure (4), the adsorption filtration structure (4) include upper layer filter paper (41) and lower layer's filter paper (42), the upper layer
Several layers alkali grain layer (43) and 13X molecular sieve layer (44) are accompanied between filter paper (41) and lower layer's filter paper (42), described is upper
Layer filter paper (41) and lower layer's filter paper (42), alkali grain layer (43) and 13X molecular sieve layer (44) block stomata (21), so that through
The gas of air passing hole (21) has to pass through upper layer filter paper (41) and lower layer's filter paper (42), alkali grain layer (43) and 13X molecular sieve
Layer (44).
2. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 1, it is characterized in that: described
Alkali grain layer (43) have three layers, 13X molecular sieve layer (44) has two layers, alkali grain layer (43) and 13X molecular sieve layer (44)
Interval is laid, and the alkali grain layer (43) is used for absorbing acid gases, and 13X molecular sieve layer (44) is for adsorbing water and dioxy
Change carbon.
3. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 1, it is characterized in that: described
Liquid suction pipe (3) lower end be fixed with filter (5), the filter (5) can stop large granular impurity, cannot be introduced into it
Liquid suction pipe (3).
4. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 3, it is characterized in that: described
Filter (5) can blocking diameter be greater than 50um molecule impurity.
5. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 1, it is characterized in that: described
Bottle cap (2) be provided with bottle lid groove, adsorption filtration structure (4) is located in bottle lid groove, and covering on the bottle lid groove has
Plug (6), the plug (6) will absorb and filter structure (4) sealing.
6. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 1, it is characterized in that: described
Liquid suction pipe (3) and filter (5) be polytetrafluoroethylene material production.
7. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 1, it is characterized in that: hydrogen-oxygen
Change sodium solution bottle body (1) and bottle cap (2) as polytetrafluoroethylene material production.
8. sulfur hexafluoride gas acidity detecting instrument adsorption filtration device according to claim 1, it is characterized in that: described
Liquid suction pipe (3) and bottle cap (2) between filled with for sealing sealing ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821701794.4U CN209108913U (en) | 2018-10-19 | 2018-10-19 | Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821701794.4U CN209108913U (en) | 2018-10-19 | 2018-10-19 | Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device |
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| CN209108913U true CN209108913U (en) | 2019-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092030A (en) * | 2018-10-19 | 2018-12-28 | 江苏省送变电有限公司 | Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device |
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2018
- 2018-10-19 CN CN201821701794.4U patent/CN209108913U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092030A (en) * | 2018-10-19 | 2018-12-28 | 江苏省送变电有限公司 | Sulfur hexafluoride gas acidity detecting instrument adsorption filtration device |
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