CN211576692U - Sampling device with nitrogen-filled protective layer - Google Patents
Sampling device with nitrogen-filled protective layer Download PDFInfo
- Publication number
- CN211576692U CN211576692U CN201922049239.9U CN201922049239U CN211576692U CN 211576692 U CN211576692 U CN 211576692U CN 201922049239 U CN201922049239 U CN 201922049239U CN 211576692 U CN211576692 U CN 211576692U
- Authority
- CN
- China
- Prior art keywords
- sampling
- nitrogen
- sampling tube
- ring
- bottom block
- 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.)
- Active
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 99
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 36
- 239000011241 protective layer Substances 0.000 title claims abstract description 10
- 238000000605 extraction Methods 0.000 claims abstract description 32
- 239000007789 gas Substances 0.000 claims abstract description 19
- 239000011229 interlayer Substances 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000007924 injection Substances 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 238000007873 sieving Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 244000241257 Cucumis melo Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- -1 melon and fruit Chemical compound 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of sampling equipment, and discloses a sampling device with a nitrogen-filled protective layer, wherein one end of a connector is fixedly provided with a sampling head, the other end of the connector is fixedly connected with an extraction cylinder, the inside of the sampling head is provided with an air suction hole, the other end of the extraction cylinder is connected with a protective device through a thread, the inside of the protective device is fixedly provided with an extraction component, the protective device adopted by the utility model utilizes a fixing ring which is connected with the top end of the extraction cylinder through a thread, the fixing ring and the sampling tube are fixedly arranged, an anti-slip ring which is arranged on the outer surface of the sampling tube is convenient for carrying after sampling, a nitrogen interlayer in the sampling tube injects nitrogen through an air injection port, the chemical inertia of the nitrogen is utilized when the sampling tube is idle, the gas in the sampling tube is protected, oxidation is prevented, and meanwhile, the efficiency and the accuracy of sample have been improved.
Description
Technical Field
The utility model relates to a sampling equipment technical field specifically is a sampling device with fill nitrogen protective layer.
Background
At present, sampling is performed by taking a small number of samples from a large quantity of articles or materials, and the sampling is also called sampling, in which a continuous analog quantity is represented by discrete points, while nitrogen also plays an essential part in the sampling process, and is often used as a protective gas due to the chemical inertness of nitrogen, such as: melon and fruit, food, bulb gas filling. To prevent oxidation of certain objects by oxygen when exposed to air.
However, in the conventional sampling device, gas cannot be extracted, in the sampling process, gas inlet errors are caused due to insufficient rigor in the extraction process, the sampling efficiency is low, and meanwhile, after the sampling of the gas is finished, the protectiveness of the sampling device is insufficient when the sampling device is idle, so that the subsequent use is influenced. Accordingly, one skilled in the art provides a sampling device with a nitrogen-filled protective layer to solve the above-mentioned problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sampling device with fill nitrogen protective layer to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a sampling device with nitrogen protection layer fills, includes suction hole, sampling head, connector and an extraction section of thick bamboo, the one end fixed mounting of connector has the sampling head, and the other end fixedly connected with extraction section of thick bamboo of connector, the suction hole has been seted up to the inside of sampling head, there is protection device the other end of an extraction section of thick bamboo through threaded connection, protection device's inside fixed mounting has the extraction subassembly.
As a further aspect of the present invention: the extraction assembly comprises a pull ring, a pulling shaft, a bottom block, a sliding groove and a piston, wherein the pull ring is fixedly installed at one end of the pulling shaft, the bottom block is fixedly installed at the other end of the pulling shaft, the piston is fixedly installed on the surface of one side of the bottom block, and the bottom block and the piston are connected in the sliding groove in an internal sliding mode.
As a further aspect of the present invention: the pull shaft is vertically arranged on the surfaces of two sides of the pull ring and the bottom block respectively through welding, the pull shaft is an aluminum alloy component, the size of the pull ring is matched with that of the bottom block, the pull ring and the bottom block are of an integrated structure, and the number of the sliding grooves is two.
As a further aspect of the present invention: protection device is including solid fixed ring, antiskid circle, sampling tube, gas injection mouth, nitrogen gas intermediate layer and sieve net, there is solid fixed ring one end of an extraction section of thick bamboo through threaded connection, gu fixed ring's inside embedding installs the screen cloth, and gu fixed ring fixed mounting is on a side surface of sampling tube, the surface of sampling tube has cup jointed the antiskid circle, and the inside fixed mounting of sampling tube has the nitrogen gas intermediate layer, the gas injection mouth has been seted up to the interbedded front surface of nitrogen gas.
As a further aspect of the present invention: the inner wall radius of solid fixed ring equals with the radius of sieving the net, the sampling tube is the cuboid structure, and the sampling tube is the metal material component, the material of antiskid circle is the rubber material component, and the width and the height that highly are greater than the sampling tube of antiskid circle.
As a further aspect of the present invention: the fixed ring and the sampling tube are of an intercommunicating structure, the fixed ring and the sampling tube are arranged in parallel, the thickness of the nitrogen interlayer arranged inside the sampling tube is 5cm, and the nitrogen interlayer and the sampling tube are of an integrated structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses the extraction subassembly that sets up, at the in-process of sample, utilize the inter combination of pull ring and pulling axle, the pulling axis drives bottom block and piston and moves together simultaneously, slides in the inside of spout through the piston, thereby utilizes the principle extraction outside gas of inside negative pressure, waits to stop after closely contacting with bottom block and sampling tube inner wall, reaches the effect that the ration was got gas, and overall design has novel structure, convenient operation, the sample ration is accurate, and the extraction effect improves.
2. The utility model discloses a protection device, utilize the solid fixed ring of the top threaded connection of an extraction section of thick bamboo, gu fixed ring and sampling tube fixed mounting, sampling tube surface mounting's antiskid circle, be convenient for take a sample and conveniently carry after crossing, and the inside nitrogen gas intermediate layer of sampling tube injects nitrogen gas through the gas injection mouth, utilize the chemical inertia of nitrogen gas when the sampling tube is idle, the inside gas of protection sampling tube prevents to take place the oxidation, gu the inside sieve mesh of fixed ring prevents that small dust from getting into simultaneously, the efficiency and the accuracy of sample have been improved.
Drawings
FIG. 1 is a schematic diagram of a sampling device with a nitrogen-filled protective layer;
FIG. 2 is a schematic diagram of the internal structure of a sampling device with a nitrogen-filled protective layer;
FIG. 3 is a schematic diagram of a protection device in a sampling device with a nitrogen-filled protection layer.
In the figure: 1. a suction hole; 2. a sampling head; 3. a connector; 4. an extraction cylinder; 5. a fixing ring; 6. a protection device; 7. an anti-slip ring; 8. a sampling tube; 9. an extraction assembly; 10. a pull ring; 11. pulling a shaft; 12. a gas injection port; 13. a nitrogen interlayer; 14. sieving by using a sieve; 15. a bottom block; 16. a chute; 17. a piston.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, a sampling device with a nitrogen-filled protective layer includes a suction hole 1, a sampling head 2, a connector 3 and an extraction cylinder 4, the sampling head 2 is fixedly installed at one end of the connector 3, the extraction cylinder 4 is fixedly connected to the other end of the connector 3, the suction hole 1 is opened inside the sampling head 2, the other end of the extraction cylinder 4 is connected to a protection device 6 through a thread, an extraction assembly 9 is fixedly installed inside the protection device 6, the extraction assembly 9 includes a pull ring 10, a pull shaft 11, a bottom block 15, a chute 16 and a piston 17, the pull ring 10 is fixedly installed at one end of the pull shaft 11, the bottom block 15 is fixedly installed at the other end of the pull shaft 11, the piston 17 is fixedly installed on a surface of one side of the bottom block 15, the bottom block 15 and the piston 17 are both slidably connected inside the chute 16, the pull shaft 11 is respectively and vertically installed on surfaces of both sides, the pulling shaft 11 is an aluminum alloy component, the size of the pulling ring 10 is matched with that of the bottom block 15, the pulling ring 10 and the bottom block 15 are of an integrated structure, the number of the sliding grooves 16 is two, the pulling shaft 11 is pulled by utilizing the principle of internal negative air pressure so as to extract external air, the external air is stopped after the external air is tightly contacted with the inner wall of the bottom block 15 and the sampling tube 8, the quantitative air extraction effect is achieved, and the extraction effect is improved.
In fig. 2 and 3: the protection device 6 comprises a fixing ring 5, an anti-slip ring 7, a sampling tube 8, a gas injection port 12, a nitrogen interlayer 13 and a screen 14, one end of the extraction cylinder 4 is connected with the fixing ring 5 through a thread, the screen 14 is embedded in the fixing ring 5, the fixing ring 5 is fixedly arranged on one side surface of the sampling tube 8, the radius of the inner wall of the fixing ring 5 is equal to the radius of the screen 14, the sampling tube 8 is of a cuboid structure, the sampling tube 8 is a metal component, the anti-slip ring 7 is made of a rubber component, the width and the height of the anti-slip ring 7 are larger than those of the sampling tube 8, the anti-slip ring 7 is sleeved on the outer surface of the sampling tube 8, the nitrogen interlayer 13 is fixedly arranged in the sampling tube 8, the gas injection port 12 is arranged on the front surface of the nitrogen interlayer 13, the fixing ring 5 and the sampling tube 8 are of an intercommunicating structure, the inside thickness of installing at sampling tube 8 of nitrogen gas intermediate layer 13 is 5cm, and nitrogen gas intermediate layer 13 and sampling tube 8 formula structure as an organic whole utilize the chemical inertia of nitrogen gas when sampling tube 8 is idle, and the inside gas of protection sampling tube 8 has improved the efficiency and the accuracy of sample.
The utility model discloses a theory of operation is: before sampling, the fixing ring 5 and the extracting cylinder 4 are connected and fixed through threads, in the sampling process, by utilizing the mutual combination of the pull ring 10 and the pull shaft 11, the pull shaft 11 drives the bottom block 15 and the piston 17 to move together, the piston 17 slides in the chute 16, thereby utilizing the principle of internal negative air pressure to pass through the sampling head 2 at one end of the extracting cylinder 4, the air suction hole 1 in the sampling head 2 starts to extract external air, the external air stops after the bottom block 15 is tightly contacted with the inner wall of the sampling tube 8, the quantitative air taking effect is achieved, the external air enters the sampling tube 8 through the fixing ring 5 and is stored, a nitrogen interlayer 13 arranged in the sampling tube 8 is injected with nitrogen through an air injection port 12, the chemical inertia of the nitrogen is utilized when the sampling tube 8 is idle, the gas in the sampling tube 8 is protected, the oxidation is prevented, and meanwhile, a sieving net 14 in the fixing ring 5 prevents tiny dust from entering, the efficiency and the accuracy of sample are improved, and the back is accomplished in the sample, through 8 outer surface mounting's of sampling tube antiskid circle 7, the sample of being convenient for conveniently takes a sample and conveniently carries after, and global design has novel structure, convenient operation, the sample ration is accurate, and the extraction effect improves.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a sampling device with nitrogen protection layer fills, includes suction hole (1), sampling head (2), connector (3) and an extraction section of thick bamboo (4), its characterized in that, the one end fixed mounting of connector (3) has sampling head (2), and the other end fixedly connected with extraction section of thick bamboo (4) of connector (3), suction hole (1) has been seted up to the inside of sampling head (2), there is protection device (6) at the other end of an extraction section of thick bamboo (4) through threaded connection, the inside fixed mounting of protection device (6) has extraction subassembly (9).
2. The sampling device with the nitrogen-filled protection layer according to claim 1, wherein the extraction assembly (9) comprises a pull ring (10), a pull shaft (11), a bottom block (15), a sliding chute (16) and a piston (17), the pull ring (10) is fixedly installed at one end of the pull shaft (11), the bottom block (15) is fixedly installed at the other end of the pull shaft (11), the piston (17) is fixedly installed on one side surface of the bottom block (15), and the bottom block (15) and the piston (17) are both connected inside the sliding chute (16) in a sliding manner.
3. The sampling device with the nitrogen-filled protection layer is characterized in that the pulling shaft (11) is respectively vertically installed on two side surfaces of the pulling ring (10) and the bottom block (15) through welding, the pulling shaft (11) is an aluminum alloy component, the size of the pulling ring (10) is matched with that of the bottom block (15), the pulling ring (10) and the bottom block (15) are of an integrated structure, and the number of the sliding grooves (16) is two.
4. The sampling device with the nitrogen-filled protective layer according to claim 1, wherein the protection device (6) comprises a fixing ring (5), an anti-slip ring (7), a sampling tube (8), a gas injection port (12), a nitrogen interlayer (13) and a sieving net (14), one end of the extraction cylinder (4) is connected with the fixing ring (5) through threads, the sieving net (14) is installed in the fixing ring (5) in an embedded mode, the fixing ring (5) is fixedly installed on one side surface of the sampling tube (8), the anti-slip ring (7) is sleeved on the outer surface of the sampling tube (8), the nitrogen interlayer (13) is fixedly installed in the sampling tube (8), and the gas injection port (12) is formed in the front surface of the nitrogen interlayer (13).
5. The sampling device with the nitrogen-filled protection layer is characterized in that the radius of the inner wall of the fixing ring (5) is equal to that of the screen (14), the sampling tube (8) is of a cuboid structure, the sampling tube (8) is a metal component, the anti-slip ring (7) is made of a rubber component, and the width and the height of the anti-slip ring (7) are greater than those of the sampling tube (8).
6. The sampling device with the nitrogen-filled protection layer is characterized in that the fixing ring (5) and the sampling tube (8) are of an intercommunicating structure, the fixing ring (5) and the sampling tube (8) are installed in parallel, the nitrogen interlayer (13) is installed inside the sampling tube (8) and has a thickness of 5cm, and the nitrogen interlayer (13) and the sampling tube (8) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049239.9U CN211576692U (en) | 2019-11-25 | 2019-11-25 | Sampling device with nitrogen-filled protective layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049239.9U CN211576692U (en) | 2019-11-25 | 2019-11-25 | Sampling device with nitrogen-filled protective layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211576692U true CN211576692U (en) | 2020-09-25 |
Family
ID=72531596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922049239.9U Active CN211576692U (en) | 2019-11-25 | 2019-11-25 | Sampling device with nitrogen-filled protective layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211576692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022073383A1 (en) * | 2020-10-09 | 2022-04-14 | 天津大学 | Medical ozone therapy instrument capable of automatically achieving ozonated autohemotherapy |
-
2019
- 2019-11-25 CN CN201922049239.9U patent/CN211576692U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022073383A1 (en) * | 2020-10-09 | 2022-04-14 | 天津大学 | Medical ozone therapy instrument capable of automatically achieving ozonated autohemotherapy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211576692U (en) | Sampling device with nitrogen-filled protective layer | |
| CN207215528U (en) | A kind of gas detection apparatus | |
| CN207556915U (en) | A kind of stable type water body sampler | |
| CN206906091U (en) | A kind of air continuous sampling device | |
| CN103439149A (en) | Negative pressure pneumatic type automatic sampler for water sample in medium-deep layer | |
| CN203453007U (en) | Self-air-inlet type air cylinder and air compressor with same | |
| CN201368205Y (en) | Electric-control air storage bottle head valve | |
| CN206592260U (en) | A kind of multi-pipeline micro pump | |
| CN2791633Y (en) | Super-high-pressure fluid portable sampling tube | |
| CN209927532U (en) | Inspection sampling device for basic medicine | |
| CN103410704A (en) | Self-intake type air cylinder and air compressor provided with self-intake type air cylinder | |
| CN106723782A (en) | A kind of wallet of coin easy to store | |
| CN204186560U (en) | A kind of air compressor piston with inlet hole | |
| CN208153313U (en) | A kind of high pressure maintaining air-driven hydraulic pump | |
| CN104819871A (en) | Automatic angle-variable water quality monitoring water taking tank having stretching rod | |
| CN204594749U (en) | A kind of metallic compound extracts pick-up unit | |
| CN204060672U (en) | Vertical fluid metering sled | |
| CN210204751U (en) | Portable ware of taking a blood sample of formula of detaining for poultry | |
| CN201494775U (en) | Multifunctional packaging bag for badminton rackets | |
| CN209280368U (en) | A kind of milk protein content detection device | |
| CN206525676U (en) | A kind of wallet of coin easy to store | |
| CN206874413U (en) | A kind of electronic fuel pump assembly | |
| CN208621150U (en) | A kind of Quick-action type fuel charger capacity calibrating installation | |
| CN207268204U (en) | A kind of pump of built-in Vibration induction metering device | |
| CN207163746U (en) | A kind of new sediment sampler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231206 Address after: 750411 Ningxia Ningdong Energy and Chemical Base Coal Chemical Industry Park, Yinchuan City, Ningxia Hui Autonomous Region, north of Yinglite Project Park Road and east of parking lot Patentee after: Ningxia Ningdong Taihe Chemical Technology Co.,Ltd. Address before: 264000 Zhejiang Road, Zhongqiao Economic Development Zone, Qixia City, Yantai City, Shandong Province Patentee before: YANTAI YUXIANG FINE CHEMICAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |