CN204085971U - A kind of portable sulfide sample pretreatment apparatus - Google Patents
A kind of portable sulfide sample pretreatment apparatus Download PDFInfo
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- CN204085971U CN204085971U CN201420425472.7U CN201420425472U CN204085971U CN 204085971 U CN204085971 U CN 204085971U CN 201420425472 U CN201420425472 U CN 201420425472U CN 204085971 U CN204085971 U CN 204085971U
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- purge plug
- bottle
- acidification reaction
- communicated
- plug
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Abstract
The utility model discloses a kind of portable sulfide sample pretreatment apparatus, comprise and add acid tube, acidification reaction bottle, two purge plugs, there is circular flow gauge and the absorption bottle of timing function, add acid tube to be communicated with by least one glass tube with acidification reaction bottle, glass tube is provided with the knob controlling glass tube conducting or closedown, two purge plugs are respectively the first purge plug and the second purge plug, first purge plug is arranged on the bottle mouth position of acidification reaction bottle, second purge plug is arranged on the bottle mouth position of absorption bottle, the air intake opening of the first purge plug is communicated with the gas outlet of circular flow gauge, the gas outlet of the first purge plug is communicated with the air intake opening of the second purge plug, the gas outlet of the second purge plug is communicated with the air intake opening of circular flow gauge, advantage is that structure is simple, installs easy to carry, is beneficial to field and uses.
Description
Technical field
The utility model relates to a kind of sulfide sample pretreatment apparatus, especially relates to a kind of portable sulfide sample pretreatment apparatus.
Background technology
Normal containing sulfide in environment water, sediment, soil and air, sulfide toxicity is very large, is the monitoring project that environmental surveys must be surveyed.The general matrix of environmental sample is complicated, and the monitoring of sulfide sample is easy to be interfered.Sulfide sample pretreatment apparatus general is at present mainly based on the analytical approach design of " acidifying-blow get-absorb-measure " program, out-source gas is needed in this analytic process, cause that sulfide sample pretreatment structure is more complicated, operation is strict, setup time is long thus, and carry out gas-liquid separation owing to usually adopting open system, and at the initial period of gas-liquid separation, because hydrogen sulfide in gas phase concentration is higher, bubble is difficult to fully contact with absorbing liquid, cause partial loss, so that the recovery is on the low side.
In order to solve the problem, the domestic scholar of having adopts constant voltage Inner eycle method to carry out sulfide sample pretreatment, based in the sulfide sample pretreatment apparatus of the method in order to ensure constant voltage, outfit pressure governor or constant voltage is needed to add demijohn, thus, this apparatus structure more complicated, carries inconvenience, is unfavorable for that field uses.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of portable sulfide sample pretreatment apparatus, and this pretreatment unit structure is simple, installs easy to carry, is beneficial to field and uses.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of portable sulfide sample pretreatment apparatus, comprise and add acid tube, acidification reaction bottle, the purge plug that two structures are identical, there is circular flow gauge and the absorption bottle of timing function, the described acid tube that adds is communicated with by least one glass tube with described acidification reaction bottle, described glass tube is provided with the knob of glass tube conducting described in control or closedown, two described purge plugs are respectively the first purge plug and the second purge plug, the first described purge plug is arranged on the bottle mouth position of described acidification reaction bottle, the second described purge plug is arranged on the bottle mouth position of described absorption bottle, the air intake opening of the first described purge plug is communicated with the gas outlet of described circular flow gauge, the gas outlet of the first described purge plug is communicated with the air intake opening of the second described purge plug, the gas outlet of the second described purge plug is communicated with the air intake opening of described circular flow gauge.
The first described purge plug comprises the spherical cock body of hollow, the inner joint be connected with the bottom of described spherical cock body and porous aeration head, the gas outlet of the first described purge plug is communicated with described spherical cock body respectively with air intake opening, the inner joint of the first described purge plug is arranged in the bottleneck of described acidification reaction bottle, the inner joint of the first described purge plug, spherical cock body and the described acidification reaction bottle of the first described purge plug are tightly connected, the porous aeration head of the first described purge plug is positioned at described acidification reaction bottle, the air intake opening of the first described purge plug is connected by the porous aeration head of pipeline with the first described purge plug, the inner joint of the second described purge plug is arranged in the bottleneck of described absorption bottle, the inner joint of the second described purge plug, spherical cock body and the described absorption bottle of the second described purge plug are tightly connected, the porous aeration head of the second described purge plug is positioned at described absorption bottle, the air intake opening of the second described purge plug is connected by the porous aeration head of pipeline with the second described purge plug.
Described circular flow gauge comprises gas meter, flow control switch, power supply and timer, and described gas meter is connected with described flow control switch, described power supply and described timer respectively.
The described acid tube that adds is communicated with by two glass tubes with described acidification reaction bottle, two glass tubes are respectively the first glass tube and the second glass tube, the top adding acid tube and described acidification reaction bottle described in the first described glass tube is communicated with, the bottom adding acid tube and described acidification reaction bottle described in the second described glass tube is communicated with, the first described glass tube is provided with the first knob, the second described glass tube is provided with the second knob.
The bottle base thickness degree of described acidification reaction bottle is greater than the body thickness of described acidification reaction bottle, the bottle base thickness degree of described absorption bottle is greater than the body thickness of described absorption bottle, and at the bottom of the bottle of described absorption bottle, outer edge exceeds the body outer edge of described absorption bottle.
Described acidification reaction bottle, described absorption bottle, described add demijohn and described two purge plugs are glass material, be tightly connected by ground between described acidification reaction bottle and the first described purge plug, be tightly connected by ground between described absorption bottle and the second described purge plug.
Compared with prior art, the utility model has the advantage of with the limited air of acidification reaction bottle and absorption bottle ullage as source of the gas, extract the air on absorption bottle top by circular flow gauge, by the first purge plug aeration separation carried out to the sample in acidification reaction bottle and produce sour gas through acidifying, gas after aeration and the sour gas of generation enter in the second purge plug by the gas outlet of the first purge plug, carry out aeration again to absorbing liquid, and sour gas is absorbed by the absorbing liquid in absorption bottle, gas after being absorbed by liquid absorption again enters circular flow gauge through the gas outlet of the second purge plug and is sucked, form an Inner eycle, move in circles with this, until the sour gas produced is completely absorbed, undertaken adding acid reaction by acidification reaction bottle in the utility model experiment, in reaction, circulation system internal pressure remains constant, be separated-the absorption absorbing liquid terminated in rear taking-up absorption bottle carries out content analysis does not need pressure governor, do not need additional constant voltage acid feeder, can the timing controlled reaction time, aeration sufficient reaction time is short, method of operating is easier, be easy to carry installation,
Be communicated with by two glass tubes with acidification reaction bottle when adding acid tube, two glass tubes are respectively the first glass tube and the second glass tube, first glass tube is communicated with the top adding acid tube and acidification reaction bottle, second glass tube is communicated with the bottom adding acid tube and acidification reaction bottle, first glass tube is provided with the first knob, when second glass tube is provided with the second knob, controlled the conducting of the first glass tube and the second glass tube by the first knob and the second knob, can ensure that acidifying is abundant and speed is fast;
When the bottle base thickness degree of acidification reaction bottle is greater than the body thickness of acidification reaction bottle, the bottle base thickness degree of absorption bottle is greater than the body thickness of absorption bottle, and when at the bottom of the bottle of absorption bottle, outer edge exceeds the body outer edge of absorption bottle, that improves device lays stability.
Accompanying drawing explanation
Fig. 1 is structural drawing of the present utility model;
Fig. 2 is acidification reaction bottle of the present utility model and the structural drawing adding demijohn;
Fig. 3 is the structural drawing of the first purge plug of the present utility model;
Fig. 4 is the structural drawing of circular flow gauge of the present utility model;
Fig. 5 is the structural drawing of absorption bottle of the present utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Embodiment: as shown in the figure, a kind of portable sulfide sample pretreatment apparatus, comprise acidification reaction bottle 1, add acid tube 2, two purge plugs, there is circular flow gauge 3 and the absorption bottle 4 of timing function, add acid tube 2 to be communicated with by two glass tubes with acidification reaction bottle 2, two glass tubes are respectively the first glass tube 5 and the second glass tube 6, first glass tube 5 is communicated with the top adding acid tube 2 and acidification reaction bottle 1, second glass tube 6 is communicated with the bottom adding acid tube 2 and acidification reaction bottle 1, first glass tube 5 is provided with the first knob 7 controlling its conducting or closedown, second glass tube 6 is provided with the second knob 8 controlling its conducting or closedown, two purge plugs are respectively the first purge plug 9 and the second purge plug 10, first purge plug 9 is arranged on bottleneck 11 place of acidification reaction bottle 1, second purge plug 10 is arranged on bottleneck 41 place of absorption bottle 4, the air intake opening 91 of the first purge plug 9 is communicated with the gas outlet 31 of circular flow gauge 3, the gas outlet 92 of the first purge plug 9 is communicated with the air intake opening 101 of the second purge plug 10, and the gas outlet 102 of the second purge plug 10 is communicated with the air intake opening 32 of circular flow gauge 3.
In the present embodiment, first purge plug 9 comprises the spherical cock body 12 of hollow, the inner joint 13 be connected with the bottom of spherical cock body 12 and porous aeration head 14, the gas outlet 92 of the first purge plug 9 is communicated with spherical cock body 12 respectively with air intake opening 91, the inner joint 13 of the first purge plug 9 is arranged in the bottleneck 11 of acidification reaction bottle 1, the inner joint 13 of the first purge plug 9, spherical cock body 12 and the acidification reaction bottle 1 of the first purge plug 9 are tightly connected, the porous aeration head 14 of the first purge plug 9 is positioned at acidification reaction bottle 1, the air intake opening 91 of the first purge plug 9 is connected by the porous aeration head 14 of PVC pipeline 15 with the first purge plug 9, the inner joint 103 of the second purge plug 10 is arranged in the bottleneck of absorption bottle 2, the inner joint 103 of the second purge plug 10, spherical cock body 104 and the absorption bottle 2 of the second purge plug 10 are tightly connected, the porous aeration head 105 of the second purge plug 10 is positioned at absorption bottle 2, the air intake opening 101 of the second purge plug 10 is connected by the porous aeration head 14 of PVC pipeline 16 with the second purge plug 10.
In the present embodiment, circular flow gauge 3 comprises gas meter 33, flow control switch 34, power supply (not shown), power switch 35, timer (not shown) and timer switch 36, gas meter 33 is connected with flow control switch 35, power supply and timer respectively, power switch 35 controls the unlatching of power supply, the unlatching of timer switch 36 control timer, circular flow gauge 3 adopts the matured product of its technical field.
In the present embodiment, the bottle base thickness degree of acidification reaction bottle 1 is greater than the body thickness of acidification reaction bottle 1, and the bottle base thickness degree of absorption bottle 4 is greater than the body thickness of absorption bottle, and at the bottom of the bottle of absorption bottle 4, outer edge exceeds the body outer edge of absorption bottle.
In the present embodiment, acidification reaction bottle 1, absorption bottle 4, add demijohn 2 and two purge plugs are glass material, be tightly connected by ground between acidification reaction bottle 1 and the first purge plug 9, be tightly connected by ground between absorption bottle 4 and the second purge plug 10.
In the present embodiment, acidification reaction bottle 1 volume is 1000mL, and body diameter * is highly 10cm*18cm, and bottleneck 11 is 24# ground external tapping, and adding acid tube 2 volume is 25mL, adds on acid tube 2 and arranges promising ground glass stopper 21, for adding acid solution.Circular flow gauge 3 flow control scope 0-2L/min, built-in 5# battery 2 saves, and is applicable to field and uses; The bottleneck 41 of absorption bottle 4 is 19# ground external tapping; Body volume 50mL, diameter * is highly respectively 3cm*8cm.
The principle of work of the portable sulfide sample pretreatment apparatus of the present embodiment is: in absorption bottle 4, add a certain amount of absorbing liquid; Close the first knob 7 and the second knob 8, accurately add sample in acidification reaction bottle 1 and add deoxidized water to about 1000mL; Add a certain amount of acid solution adding in acid tube 2; Connect pretreatment unit according to Fig. 1, ON cycle flowmeter 3, adjustment circular flow size, checks sealing; After circulation ventilating is normal, the time switch of adjustment circular flow gauge 3, open the first knob 7 and the second knob 8, acid solution enters in acidification reaction bottle 1 and carries out acidification reaction; After circular response certain hour, circular flow gauge 3 stops ventilation automatically; Take off absorption bottle 4, the bottleneck rubber stopper of absorption bottle 4 is blocked, then carries out content analysis according to GB analytical approach.
Claims (6)
1. a portable sulfide sample pretreatment apparatus, it is characterized in that comprising and add acid tube, acidification reaction bottle, the purge plug that two structures are identical, there is circular flow gauge and the absorption bottle of timing function, the described acid tube that adds is communicated with by least one glass tube with described acidification reaction bottle, described glass tube is provided with the knob of glass tube conducting described in control or closedown, two described purge plugs are respectively the first purge plug and the second purge plug, the first described purge plug is arranged on the bottle mouth position of described acidification reaction bottle, the second described purge plug is arranged on the bottle mouth position of described absorption bottle, the air intake opening of the first described purge plug is communicated with the gas outlet of described circular flow gauge, the gas outlet of the first described purge plug is communicated with the air intake opening of the second described purge plug, the gas outlet of the second described purge plug is communicated with the air intake opening of described circular flow gauge.
2. the portable sulfide sample pretreatment apparatus of one according to claim 1, it is characterized in that the first described purge plug comprises the spherical cock body of hollow, the inner joint be connected with the bottom of described spherical cock body and porous aeration head, the gas outlet of the first described purge plug is communicated with described spherical cock body respectively with air intake opening, the inner joint of the first described purge plug is arranged in the bottleneck of described acidification reaction bottle, the inner joint of the first described purge plug, spherical cock body and the described acidification reaction bottle of the first described purge plug are tightly connected, the porous aeration head of the first described purge plug is positioned at described acidification reaction bottle, the air intake opening of the first described purge plug is connected by the porous aeration head of pipeline with the first described purge plug, the inner joint of the second described purge plug is arranged in the bottleneck of described absorption bottle, the inner joint of the second described purge plug, spherical cock body and the described absorption bottle of the second described purge plug are tightly connected, the porous aeration head of the second described purge plug is positioned at described absorption bottle, the air intake opening of the second described purge plug is connected by the porous aeration head of pipeline with the second described purge plug.
3. the portable sulfide sample pretreatment apparatus of one according to claim 1, it is characterized in that described circular flow gauge comprises gas meter, flow control switch, power supply and timer, described gas meter is connected with described flow control switch, described power supply and described timer respectively.
4. the portable sulfide sample pretreatment apparatus of one according to claim 1, it is characterized in that the described acid tube that adds is communicated with by two glass tubes with described acidification reaction bottle, two glass tubes are respectively the first glass tube and the second glass tube, the top adding acid tube and described acidification reaction bottle described in the first described glass tube is communicated with, the bottom adding acid tube and described acidification reaction bottle described in the second described glass tube is communicated with, the first described glass tube is provided with the first knob, the second described glass tube is provided with the second knob.
5. the portable sulfide sample pretreatment apparatus of one according to claim 1, it is characterized in that the bottle base thickness degree of described acidification reaction bottle is greater than the body thickness of described acidification reaction bottle, the bottle base thickness degree of described absorption bottle is greater than the body thickness of described absorption bottle, and at the bottom of the bottle of described absorption bottle, outer edge exceeds the body outer edge of described absorption bottle.
6. the portable sulfide sample pretreatment apparatus of one according to claim 1, it is characterized in that described acidification reaction bottle, described absorption bottle, described add acid tube and described two purge plugs are glass material, be tightly connected by ground between described acidification reaction bottle and the first described purge plug, be tightly connected by ground between described absorption bottle and the second described purge plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425472.7U CN204085971U (en) | 2014-07-30 | 2014-07-30 | A kind of portable sulfide sample pretreatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425472.7U CN204085971U (en) | 2014-07-30 | 2014-07-30 | A kind of portable sulfide sample pretreatment apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204085971U true CN204085971U (en) | 2015-01-07 |
Family
ID=52178673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420425472.7U Expired - Fee Related CN204085971U (en) | 2014-07-30 | 2014-07-30 | A kind of portable sulfide sample pretreatment apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204085971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883787A (en) * | 2019-03-08 | 2019-06-14 | 赵云红 | Sampling extraction equipment and extracting process in a kind of Sulfide in Air content detection |
-
2014
- 2014-07-30 CN CN201420425472.7U patent/CN204085971U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883787A (en) * | 2019-03-08 | 2019-06-14 | 赵云红 | Sampling extraction equipment and extracting process in a kind of Sulfide in Air content detection |
| CN109883787B (en) * | 2019-03-08 | 2021-12-17 | 内蒙古华检环保科技有限责任公司 | Sampling extraction device and extraction method in detection of sulfide content in air |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150107 Termination date: 20170730 |