CN220912703U - Liquid ammonia sampling device matched with Li Senke bearing device for use - Google Patents
Liquid ammonia sampling device matched with Li Senke bearing device for use Download PDFInfo
- Publication number
- CN220912703U CN220912703U CN202321289131.7U CN202321289131U CN220912703U CN 220912703 U CN220912703 U CN 220912703U CN 202321289131 U CN202321289131 U CN 202321289131U CN 220912703 U CN220912703 U CN 220912703U
- Authority
- CN
- China
- Prior art keywords
- senke
- absorption bottle
- liquid ammonia
- sampling device
- silica gel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 238000005070 sampling Methods 0.000 title claims abstract description 36
- 238000010521 absorption reaction Methods 0.000 claims abstract description 65
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000741 silica gel Substances 0.000 claims abstract description 16
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 16
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical class [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 7
- 239000012498 ultrapure water Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 13
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 239000002435 venom Substances 0.000 abstract description 6
- 238000004880 explosion Methods 0.000 abstract description 4
- 210000001048 venom Anatomy 0.000 abstract description 4
- 231100000611 venom Toxicity 0.000 abstract description 4
- 230000009102 absorption Effects 0.000 description 46
- 229920001296 polysiloxane Polymers 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000370 acceptor Substances 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 206010015911 Eye burns Diseases 0.000 description 1
- 208000005374 Poisoning Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009103 reabsorption Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 231100000075 skin burn Toxicity 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a liquid ammonia sampling device matched with Li Senke bearing devices, which comprises a Li Senke bearing device (1), a primary absorption bottle (2), a secondary absorption bottle (3), a Li Senke bearing device (1), the primary absorption bottle (2) and a silica gel tube (5) with the size of 8mm x 10mm, wherein the primary absorption bottle (2) and the secondary absorption bottle (3) are connected in series; the bottle mouth of the Li Senke bearing device (1) is internally plugged with a double-hole silica gel plug (7) matched with a single-hole silica gel plug (4), a primary absorption bottle (2) and a secondary absorption bottle (3). The utility model solves the problem that ammonia vapor with strong corrosion and high venom escapes in the air in the sampling analysis process, thereby effectively ensuring personnel safety and simultaneously eliminating explosion risk. Has the advantages of convenient carrying, simple and convenient operation and safety, and can generate remarkable safety benefit.
Description
Technical Field
The utility model relates to the field of safe and environment-friendly sampling of volatile, strong-corrosion and high-toxic substances, in particular to a liquid ammonia sampling device matched with a Li Senke receptor for use, which is mainly applied to safe sampling analysis of liquid ammonia products transported by tank trucks in chemical enterprises.
Background
At present, liquid ammonia products of a storage tank and a transport tank car are sampled, a clean and dry Li Senke bearing device is arranged at a storage tank and tank car sampling valve, and after 100mL of samples are rapidly collected, the handheld Li Senke bearing device is returned to a laboratory for ammonia content analysis. Li Senke the receiver is made of fragile glass, has a shape with a thick upper end and a very thin lower end, and is extremely easy to collide and break in the sampling process. In the sampling analysis process, the ammonia sample with high volatility and strong corrosion and high venom is naturally volatilized into the air, and can form explosive mixture with the air, and the ammonia sample explodes when meeting open fire. Meanwhile, liquid ammonia vapor is easy to inhale when the environment contacts personnel in the sampling and analyzing process, the liquid ammonia has strong stimulation and corrosion effects on mucous membranes of eyes and respiratory tracts, and eye burn and skin burn can be caused when serious, so that serious potential safety hazards exist.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a liquid ammonia sampling device matched with a Li Senke receiver. Overcomes the defects in the prior art.
The utility model is based on: the quick-release ammonia gas sampling device has the advantages that the defects of potential safety hazards exist in the sampling process of the Li Senke receiver, the physicochemical properties of easy dissolution in water are utilized, the first-stage absorption is carried out by connecting the end of the Li Senke receiver with the absorption bottle containing quantitative calcium chloride solution, the second-stage absorption is carried out by connecting the outlet end of the first-stage absorption bottle with the absorption bottle containing quantitative high-purity water, the liquid ammonia sample which is naturally volatilized in the sampling and analyzing processes is completely absorbed, the dissipation of the highly-corrosive high-toxic ammonia gas in the air in the sampling and analyzing processes is avoided, the safety of personnel is effectively ensured, and the explosion risk is eliminated.
The technical problems to be solved by the utility model are realized by the following technical scheme:
A liquid ammonia sampling device matched with Li Senke receivers comprises a Li Senke receiver, a primary absorption bottle, a secondary absorption bottle, a silicone tube connected in series with the Li Senke receiver, the primary absorption bottle and the secondary absorption bottle; the bottleneck of the Li Senke receiver is matched with the bottle mouth 19/26' Single-hole silica gel plug of hard plastic pipe, on which matched size isA silicone tube.
Preferably, the Li Senke receiver, the primary absorption bottle and the secondary absorption bottle can be correspondingly inserted into the box hole of the protection base device.
Preferably, the protective base unit case is a hand-holdable protective base unit case.
Preferably, the silica gel tube has a size of
Preferably, the Li Senke receptacles are 500mL clean, dry Li Senke receptacles.
Preferably, the primary absorption bottle is a primary absorption bottle with a capacity of 250mL and filled with 150mL of saturated calcium chloride solution.
Preferably, the secondary absorption bottle is a secondary absorption bottle with a capacity of 250mL and containing 150mL of high-purity water.
Through the technical scheme, the utility model has the following beneficial effects:
(1) The utility model prevents the ammonia vapor of strong corrosion and high venom from escaping in the air in the sampling process, effectively ensures the safety of sampling analysts and environmental contact personnel in the process, and reduces the poisoning risk; under the complex gas environment of chemical enterprises, the contact of ammonia gas with forbidden ligands such as air, strong oxidants, acids and the like is avoided, and the explosion risk and the environmental hazard caused by nitrogen oxides are reduced.
(2) The utility model has the advantages of convenient carrying, simple and convenient operation and safety.
(3) The present utility model extends the useful life of the frangible Li Senke receiver.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model
FIG. 2 is a perspective view of the present utility model
Numbering in the figures: 1-Li Senke acceptors, 2-primary absorption bottles, 3-secondary absorption bottles, 4-Shan Konggui rubber plugs,Rigid plastic pipe matching/>Silicone tube, 6-protective base device box, 7-double-hole silicone plug
Detailed Description
A liquid ammonia sampling device matched with Li Senke bearing devices shown in fig. 1 and 2 comprises a Li Senke bearing device 1, a primary absorption bottle 2, a secondary absorption bottle 3, a Li Senke bearing device 1, a primary absorption bottle 2 and a secondary absorption bottle 3 which are connected in series, wherein the sizes of the primary absorption bottle 3 and the secondary absorption bottle 3 are as followsA silicone tube 5; matched/>, is plugged in the bottle mouth of Li Senke receiver 119/26' Single-hole silica gel plug 4 of hard plastic pipe, two-hole silica gel plugs 7 of first-stage absorption bottle 2, second-stage absorption bottle 3.
The Li Senke receiver 1, the primary absorption bottle 2 and the secondary absorption bottle 3 are correspondingly inserted into the holes of the protection base device box 6. The protection base device box 6 is a protection base device box which can be held by hand.
Specifically, li Senke receiver 1 was a 500mL clean, dry Li Senke receiver with 100mL liquid ammonia solution inside. The primary absorption bottle 2 is a primary absorption bottle with a capacity of 250m and filled with 150mL of saturated calcium chloride solution. The secondary absorption bottle 3 was a 250mL secondary absorption bottle containing 150mL of high purity water.
The sampling device of the utility model is assembled as follows:
(1) Corresponding Li Senke acceptors are respectively inserted into the handheld supporting fixed protection device boxes, and the supporting bottle mouth is tightly covered and plugged with the supporting containers A19/26' single-hole silica gel plug of a hard plastic tube is connected with a 250mL primary absorption bottle filled with 150mL saturated calcium chloride solution.
(2) The size for serial connection isThe silica gel tube was connected to a 250mL absorbing bottle containing 150mL high purity water.
(3) Short circuit size at the outlet of the absorption bottleAnd a silica gel connecting pipe.
The sampling device of the utility model has the following use process:
(1) Opening the assembled sampling device, extracting the silicon rubber plug to take out Li Senke receiver, collecting 100mL liquid ammonia sample at the joint of the tank wagon sampling port, rapidly inserting Li Senke receiver into the sampling device,
(2) Immediately closing the silica gel plug, starting natural volatilization of the liquid ammonia sample, entering a 250mL primary absorption bottle filled with 150mL of saturated calcium chloride solution to perform chemical reaction, (calculated that 100mL of liquid ammonia can theoretically volatilize 89.52L of ammonia, 1 volume of water can dissolve 700 volumes of ammonia, 89.52L of ammonia needs 128mL of water to be absorbed, and meanwhile, calcium chloride and ammonia are subjected to complexation reaction in a ratio of 1:8), and experimental verification shows that 95% ammonia absorption is completed at the primary stage.
(3) Because a small amount of ammonia escapes to be subjected to secondary absorption through a 250mL plastic absorption bottle filled with 150mL high-purity water, complete absorption of ammonia is completed,
The device avoids strong corrosion and high-venom ammonia vapor dissipation in the air in the sampling analysis process, and prolongs the service life of Li Senke receivers.
Because ammonia reacts with calcium chloride in the device of the primary absorption bottle 2 and is simultaneously dissolved in a large amount of water, 95% ammonia absorption is completed at the primary stage, the primary absorption bottle 2 is connected with the secondary absorption bottle 3, 250mL of 150mL of high-purity water is filled in the secondary absorption bottle 3 for reabsorption, and the residual ammonia is dissolved in the water of the secondary absorption bottle 3 to achieve 100% absorption, so that strong corrosion and high-venom ammonia vapor dissipation in the air in the sampling analysis process are realized. Meanwhile, a handheld matched Li Senke receiver and two matched 250mL plastic absorption bottles are additionally arranged to protect the base fixing and protecting device box 6, so that the service life of the Li Senke receiver is prolonged.
The utility model solves the problem that ammonia vapor with strong corrosion and high venom escapes in the air in the sampling analysis process, thereby effectively ensuring personnel safety and simultaneously eliminating explosion risk. Has the advantages of convenient carrying, simple and convenient operation, safety and the like, and can generate remarkable safety benefit.
Claims (8)
1. The liquid ammonia sampling device matched with the Li Senke receptor is characterized by comprising a Li Senke receptor (1), a primary absorption bottle (2), a secondary absorption bottle (3) and a silica gel tube (5) connected in series with the Li Senke receptor (1), the primary absorption bottle (2) and the secondary absorption bottle (3); the bottle mouth of the Li Senke bearing device (1) is internally plugged with a double-hole silica gel plug (7) matched with a single-hole silica gel plug (4), a primary absorption bottle (2) and a secondary absorption bottle (3).
2. The liquid ammonia sampling device used with the Li Senke receiver according to claim 1, wherein the Li Senke receiver (1), the primary absorption bottle (2) and the secondary absorption bottle (3) can be correspondingly inserted into the hole of the protection base device box (6).
3. The liquid ammonia sampling device for use with a Li Senke cartridge as defined in claim 2, wherein the protective base unit housing (6) is a hand-holdable protective base unit housing.
4. A liquid ammonia sampling device for use with a Li Senke receiver according to claim 1, wherein the silica gel tube (5) is of a size of bransted 8 x 10mm.
5. The liquid ammonia sampling device for use with a Li Senke cartridge as defined in claim 1, wherein the Li Senke cartridge (1) is a 500mL clean, dry Li Senke cartridge.
6. The liquid ammonia sampling device for use with a Li Senke receiver according to claim 1, wherein the primary absorption bottle (2) is a primary absorption bottle with a capacity of 250mL and containing 150mL of saturated calcium chloride solution.
7. The liquid ammonia sampling device for use with a Li Senke receiver according to claim 1, wherein the secondary absorption bottle (3) is a 250mL capacity secondary absorption bottle containing 150mL of high purity water.
8. A liquid ammonia sampling device for use with a Li Senke receiver according to claim 1, wherein the Li Senke receiver (1) is plugged with a 19/26 "single-hole silica gel plug (4) of a supporting 11 mm rigid plastic tube.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320584117 | 2023-03-23 | ||
| CN2023205841173 | 2023-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912703U true CN220912703U (en) | 2024-05-07 |
Family
ID=90903754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321289131.7U Active CN220912703U (en) | 2023-03-23 | 2023-05-25 | Liquid ammonia sampling device matched with Li Senke bearing device for use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912703U (en) |
-
2023
- 2023-05-25 CN CN202321289131.7U patent/CN220912703U/en active Active
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