CN220794742U - Sampling air curtain device of chemical supply system - Google Patents
Sampling air curtain device of chemical supply system Download PDFInfo
- Publication number
- CN220794742U CN220794742U CN202322476245.9U CN202322476245U CN220794742U CN 220794742 U CN220794742 U CN 220794742U CN 202322476245 U CN202322476245 U CN 202322476245U CN 220794742 U CN220794742 U CN 220794742U
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- sampling
- door
- pump
- frame body
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- 238000005070 sampling Methods 0.000 title claims abstract description 130
- 239000000126 substance Substances 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 238000005192 partition Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 description 2
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a sampling air curtain device of a chemical supply system, wherein a sampling frame body is a cube, a sealing frame is arranged on an opening surface, a sealing door is arranged on the sealing frame, a sampling electric control button window, a manual valve control door and a sampling door are sequentially arranged on the sealing door from top to bottom, one ends of the manual valve control door and the sampling door are hinged with the sealing door, and a handle is arranged at the other ends of the manual valve control door and the sampling door; the sampling frame body is internally divided into a sampling electric control button area, a manual valve control area and a sampling area through a first partition plate and a second partition plate, an air curtain pump and a sampling pump are arranged in the manual valve control area, the air curtain pump and the sampling pump are fixed on the sampling frame body through a pump fixing plate, a hollowed-out plate is arranged at the bottom of the sampling area, an exhaust port is arranged on the side face of the sampling area of the sampling frame body, a liquid outlet is arranged at the lower part of the sampling area, and a wire inlet is arranged at the upper part of the sampling electric control button area of the sampling frame body. The utility model samples and isolates the air from entering, ensures that the chemical sample liquid is not polluted by the air, prevents particles in the air from entering a sampling area, and has simple structure and durability.
Description
Technical Field
The utility model relates to the field of gas-liquid separation of a CDS chemical supply system, in particular to a sampling air curtain device of the chemical supply system, which is used for sampling, isolating air from entering, ensuring that the sampled chemical sample liquid is not polluted by air, avoiding particles in the air from entering a sampling area, and has simple structure and durability.
Background
CDS is the symbol of cadmium sulfide. Cadmium sulfide is produced by chemical or physical methods. It has excellent semiconductor performance. It is often a host material for manufacturing photoresistors and highly sensitive light. In particular to a material for preparing CCDS semiconductor nano materials. CDS is one of the photocatalysts (most of n-type semiconductor compounds belonging to a wide forbidden band) that are widely studied at present. PN2 is high purity nitrogen.
Currently, CDS chemical sampling device structures are as follows:
1. The sampling device did not design PN2 curtain: the sampling box is internally provided with two sampling designs before and after filtration, no N2 air curtain design does not consider particle pollution caused by isolating outside air, and the chemical sample is easy to be polluted by air, so that the detected chemical is polluted by particles, metal ions and other tests are unqualified.
2. PN2 is designed: the use is not used for isolating the cleanliness of the sampling space, but only for purging the sampling bottle, the cleanliness of the sampling area cannot be ensured, and the chemical sample is easy to be polluted by air, so that the detected chemical is polluted by particles, and the metal ions and other tests are unqualified.
There is a need for a sampling air curtain device for a chemical supply system that samples for air isolation, ensures that the chemical sample fluid being taken is not contaminated by air, prevents particles in the air from entering the sampling area, and is simple in structure and durable.
Disclosure of utility model
The utility model aims to provide a sampling air curtain device of a chemical supply system, which is used for sampling, isolating air from entering, ensuring that the sampled chemical sample liquid is not polluted by air, avoiding particles in the air from entering a sampling area, and has simple structure and durability.
A sampling gas curtain apparatus for a chemical supply system, comprising:
The sampling frame body is a cube, a sealing frame is arranged on the opening surface, a sealing door is arranged on the sealing frame, a sampling electric control button window, a manual valve control door and a sampling door are sequentially arranged on the sealing door from top to bottom, one ends of the manual valve control door and the sampling door are hinged to the sealing door, and a handle is arranged at the other end of the manual valve control door and the sampling door;
The inside automatically controlled button district of sample, manual valve control district, the sample district of becoming of sample are separated through first baffle and second baffle to the sample framework, set up air curtain pump and sample pump in the manual valve control district, air curtain pump and sample pump pass through the pump fixed plate to be fixed on the sample framework, the sample district bottom sets up the fretwork board, the sample district side of sample framework sets up the interface of airing exhaust, and the lower part sets up the leakage fluid dram, the automatically controlled button district upper portion of sample framework sets up the inlet wire.
The sealing frame is a rectangular frame, and the outer side of the sealing frame is sealed with the sampling frame body.
The sealing door is fixed and sealed on the inner side of the sealing frame through bolts.
The outer ring of first baffle and second baffle and sample framework inner wall laminating are sealed, first baffle and second baffle are rectangle.
The air curtain pump and one end of the sampling pump are respectively connected with a pipeline extending out of the sampling frame body, and the contact part of the pipeline and the sampling frame body is provided with a seal.
The section of the pump fixing plate is I-shaped.
The sampling frame body is a cube, the sealing frame is arranged on the opening surface, the sealing frame is provided with a sealing door, the sealing door is sequentially provided with a sampling electric control button window, a manual valve control door and a sampling door from top to bottom, one ends of the manual valve control door and the sampling door are hinged with the sealing door, and the other ends of the manual valve control door and the sampling door are provided with handles; the sampling frame body is internally divided into a sampling electric control button area, a manual valve control area and a sampling area through a first partition plate and a second partition plate, an air curtain pump and a sampling pump are arranged in the manual valve control area, the air curtain pump and the sampling pump are fixed on the sampling frame body through a pump fixing plate, a hollowed-out plate is arranged at the bottom of the sampling area, an exhaust port is arranged on the side face of the sampling area of the sampling frame body, a liquid outlet is arranged at the lower part of the sampling area, and a wire inlet is arranged at the upper part of the sampling electric control button area of the sampling frame body. The utility model samples and isolates the air from entering, ensures that the chemical sample liquid is not polluted by the air, prevents particles in the air from entering a sampling area, and has simple structure and durability.
Drawings
FIG. 1 is an exploded view of the present utility model;
FIG. 2 is an exploded view of the interior of the present utility model;
FIG. 3 is a perspective view of the present utility model;
In the figure: 1. sampling frame body, 2, sealing frame, 3, sealing door, 4, the automatically controlled button window of sample, 5, manual valve control door, 6, sampling door, 7, first baffle, 8, second baffle, 9, incoming line, 10, exhaust interface, 11, the leakage fluid dram, 12, the air curtain pump, 13, the sampling pump, 14, the pump fixed plate, 15, fretwork board.
Detailed Description
The utility model is further described below with reference to the drawings and specific examples.
A sampling gas curtain apparatus for a chemical supply system, comprising: the sampling frame body 1, the sampling frame body 1 is a cube, the sealing frame 2 is arranged on the opening surface, the sealing door 3 is arranged on the sealing frame 2, the sampling electric control button window 4, the manual valve control door 5 and the sampling door 6 are sequentially arranged on the sealing door 3 from top to bottom, one ends of the manual valve control door 5 and the sampling door 6 are hinged with the sealing door 3, and the other ends are provided with handles; the inside of the sampling frame body 1 is divided into a sampling electric control button zone, a manual valve control zone and a sampling zone through a first partition plate 7 and a second partition plate 8, an air curtain pump 12 and a sampling pump 13 are arranged in the manual valve control zone, the air curtain pump 12 and the sampling pump 13 are fixed on the sampling frame body 1 through a pump fixing plate 14, a hollowed-out plate 15 is arranged at the bottom of the sampling zone, an exhaust port 10 is arranged on the side face of the sampling zone of the sampling frame body 1, a liquid outlet 11 is arranged at the lower part of the sampling zone, and a wire inlet 9 is arranged at the upper part of the sampling electric control button zone of the sampling frame body 1.
The sealing frame 2 is a rectangular frame, and the outer side of the sealing frame is sealed with the sampling frame body 1. The sealing door 3 is fixed and sealed inside the sealing frame 2 by bolts. The outer ring of the first baffle 7 and the second baffle 8 are attached and sealed with the inner wall of the sampling frame body 1, and the first baffle 7 and the second baffle 8 are rectangular. One end of the air curtain pump 12 and one end of the sampling pump 13 are respectively connected with a pipeline extending out of the sampling frame body 1, and the contact part of the pipeline and the sampling frame body 1 is provided with a seal. The pump fixing plate 14 is of an I-shaped cross section.
The sampling air curtain device of the chemical supply system is divided into three areas, namely a sampling electric control button area, a manual valve control area and a sampling area, which are separated by a first partition 7 and a second partition 8. The sampling area is provided with an exhaust interface 10, and air in the sampling area is exhausted through negative pressure, so that chemical volatile smell is prevented from overflowing to a chemical room.
When sampling, firstly, the manual valve control area is opened, the control valve of the air curtain pump 12 (PN 2 nitrogen pipeline) is filled with the sampling area, particles in the air in the original sampling frame body 1 are emptied through the air outlet 10, the cleanliness of the sampling area is ensured, an air curtain is formed, particles entering the sampling area from the outer part of the sampling area door are blocked, and the sampling area and the manual valve control area are layered, so that particles brought into the operation process in a majority are well avoided.
Aiming at the problems and the defects existing in the prior art, the PN2 air curtain is provided for isolating external air, avoiding particles in the air from entering a sampling area, has a simple structure and is durable, and is suitable for the electronic industry with high requirements on semiconductors and the like.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A sampling gas curtain apparatus for a chemical supply system, comprising:
The sampling frame body (1), sampling frame body (1) is the square, sets up sealed frame (2) on the opening surface, set up sealing door (3) on sealed frame (2), sealing door (3) from the top down sets gradually automatically controlled button window of sample (4), manual valve control door (5), sampling door (6), manual valve control door (5) and sampling door (6) one end hinge sealing door (3), and the other end sets up the handle;
The sampling frame body (1) is internally divided into a sampling electric control button zone, a manual valve control zone and a sampling zone through a first partition plate (7) and a second partition plate (8), an air curtain pump (12) and a sampling pump (13) are arranged in the manual valve control zone, the air curtain pump (12) and the sampling pump (13) are fixed on the sampling frame body (1) through a pump fixing plate (14), a hollowed-out plate (15) is arranged at the bottom of the sampling zone, an exhaust interface (10) is arranged on the side face of the sampling zone of the sampling frame body (1), a liquid outlet (11) is arranged at the lower part of the sampling zone, and a wire inlet (9) is arranged on the upper part of the sampling electric control button zone of the sampling frame body (1).
2. A sampling gas curtain device for a chemical supply system according to claim 1, wherein the sealing frame (2) is a rectangular rim, the outside being sealed to the sampling frame (1).
3. A sampling gas curtain device for a chemical supply system according to claim 1, wherein the sealing door (3) is sealed inside the sealing frame (2) by bolting.
4. A sampling gas curtain device for a chemical supply system according to claim 1, wherein the outer ring of the first and second partition plates (7, 8) are sealed against the inner wall of the sampling frame (1), and the first and second partition plates (7, 8) are rectangular.
5. A sampling gas curtain device for a chemical supply system according to claim 1, wherein one end of the gas curtain pump (12) and one end of the sampling pump (13) are respectively connected with a pipeline extending out of the sampling frame body (1), and a contact position of the pipeline and the sampling frame body (1) is provided with a seal.
6. A sampling gas curtain apparatus for a chemical supply system according to claim 1, wherein the pump securing plate (14) is of an i-shaped cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322476245.9U CN220794742U (en) | 2023-09-12 | 2023-09-12 | Sampling air curtain device of chemical supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322476245.9U CN220794742U (en) | 2023-09-12 | 2023-09-12 | Sampling air curtain device of chemical supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220794742U true CN220794742U (en) | 2024-04-16 |
Family
ID=90665403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322476245.9U Active CN220794742U (en) | 2023-09-12 | 2023-09-12 | Sampling air curtain device of chemical supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220794742U (en) |
-
2023
- 2023-09-12 CN CN202322476245.9U patent/CN220794742U/en active Active
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