CN220840275U - Glove box sample transfer device - Google Patents
Glove box sample transfer device Download PDFInfo
- Publication number
- CN220840275U CN220840275U CN202322444679.0U CN202322444679U CN220840275U CN 220840275 U CN220840275 U CN 220840275U CN 202322444679 U CN202322444679 U CN 202322444679U CN 220840275 U CN220840275 U CN 220840275U
- Authority
- CN
- China
- Prior art keywords
- sample
- bin
- rod
- glove box
- locking
- 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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Links
- 238000007789 sealing Methods 0.000 claims description 41
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013543 active substance Substances 0.000 description 1
- 230000003044 adaptive effect Effects 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
- 239000000428 dust Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to the technical field of glove boxes, and particularly discloses a glove box sample transfer device, which comprises a sample feeding bin and a sample rod connected with the sample feeding bin, wherein the sample feeding bin and the sample rod are detachably connected, and a locking structure matched with the sample rod is arranged on the sample feeding bin; a sample inlet communicated with the sample rod is formed in the sample inlet bin; the utility model provides a glove box sample transferring device for transferring samples under the anhydrous and anaerobic condition.
Description
Technical Field
The utility model belongs to the technical field of glove boxes, and particularly relates to a glove box sample transfer device.
Background
The glove box is a laboratory apparatus in which a high purity inert gas is filled into a box body and active substances therein are circularly filtered out, and is widely used in an ultra-pure environment without water, oxygen, and dust. When a sample is put into or taken out of the glove box, the sample feeding bin is required to be opened, the sample can be contacted with air, and an anhydrous, anaerobic and dust-free ultrapure environment cannot be maintained in the sample transferring process, so that an experiment result may be inaccurate.
Disclosure of utility model
The utility model aims to provide a glove box sample transferring device for transferring samples under anhydrous and anaerobic conditions.
Based on the above purpose, the utility model adopts the following technical scheme:
The glove box sample transferring device comprises a sample feeding bin and a sample rod connected with the sample feeding bin, wherein the sample feeding bin is detachably connected with the sample rod, and a locking structure matched with the sample rod is arranged on the sample feeding bin; and a sample inlet communicated with the sample rod is formed in the sample inlet bin. The sample rod can use the existing products, such as a double-beam scanning electron microscope sample rod, and different locking structures can be arranged for different sample rods to be connected with the sample rod in an adaptive manner.
Further, the sample feeding bin and the vacuum bin are provided with a sealing interface and a sealing strip which are matched with each other, the sealing interface is of a groove-shaped structure which is connected end to end, and the sealing strip is connected end to end.
Further, the cross sections of the airtight interface and the sealing strip are similar to triangles, and the included angles are fillets.
Further, the sealing interface and the sealing strip can be d-shaped or have other shapes.
Further, the locking structure comprises a pair of positioning columns fixedly connected to the sample feeding bin, the sample rod comprises a connecting plate connected with the sample feeding bin, and a pair of positioning holes corresponding to the positioning columns are formed in the connecting plate.
Further, the locking structure further comprises a locking handle rotationally connected to the sample feeding bin, the locking handle comprises a locking plate, and a gap is formed between the locking plate and the sample feeding bin.
Further, the device also comprises a sealing cover plate matched with the sample inlet, and a positioning hole corresponding to the positioning column is formed in the sealing cover plate.
Compared with the prior art, the utility model has the following beneficial effects:
The sample inlet is connected with the sample rod, so that the sample inlet bin can be vacuumized in advance, and samples in the vacuum environment in the sample rod can be transferred into the sample inlet bin of the glove box; the sample in the glove box can be transferred to a vacuum sample rod, and can be directly transferred under the anhydrous and anaerobic condition, so that the sample can be kept stable in the transfer process. The sealing interface and the sealing strip are arranged, so that the sealing performance can be enhanced, air is prevented from entering during sample transfer, and the sample is stably transferred. The positioning column and the positioning hole are arranged, the sample rod is conveniently and quickly connected to the sample injection bin, and the locking handle is rotated to drive the locking plate to fix the connecting plate between the locking plate and the sample injection bin. The sealing cover plate is arranged to seal the sample inlet, so that the glove box keeps the original function.
Drawings
FIG. 1 is a schematic diagram showing the connection between a sample rod and a sample compartment in embodiment 1 of the present utility model;
FIG. 2 is a schematic side view of the sample injection bin according to example 1 of the present utility model;
FIG. 3 is a schematic view of a side of a sample rod connected to a sample compartment according to embodiment 1 of the present utility model;
FIG. 4 is a schematic view of a sample rod according to example 1 of the present utility model;
Fig. 5 is a schematic diagram illustrating connection between a sealing cover plate and a sample inlet bin in embodiment 1 of the present utility model.
In the figure: sample inlet 1, vacuum chamber 2, sample inlet 3, sample outlet 4, airtight interface 5, sealing strip 6, movable baffle 7, push-and-pull rod 8, push-and-pull handle 9, sample feed rod 10, slide 11, spout 12, sample push-and-pull handle 13, connecting plate 14, locking handle 15, locating hole 16, reference column 17, vacuum gauge 18, locking plate 19, sealing cover 20.
Detailed Description
Example 1
1-5, A glove box sample transfer device comprises a sample feeding bin 1 of the glove box, and further comprises a sample rod connected with the sample feeding bin 1, wherein the sample feeding bin 1 and the sample rod are detachably connected, and a locking structure matched with the sample rod is arranged on the sample feeding bin 1; the front of the sample injection bin 1 is provided with a bin gate, and the top end of the sample injection bin 1 is connected with a vacuum gauge 18; the side of the sample inlet bin 1 is provided with a sample inlet 3.
As shown in fig. 1-3, the sample rod comprises a vacuum bin 2 detachably connected with a sample inlet bin 1, a sample outlet 4 matched with the sample inlet 3 is formed in the vacuum bin 2, and the sample inlet 3 and the sample outlet 4 are of round hole structures. One surface of the sample inlet bin 1 provided with a sample inlet 3 is provided with a closed interface 5, the closed interface 5 is of a groove-shaped structure connected end to end, and the sample inlet 3 is arranged in the closed interface 5; one surface of the vacuum bin 2 provided with the sample outlet 4 is provided with a sealing strip 6 which is connected end to end, the sealing strip 6 is matched with the airtight interface 5, and the sample outlet 4 is arranged in the airtight interface 5; the cross sections of the airtight interface 5 and the sealing strip 6 perpendicular to the axial direction of the sample outlet 4 of the sample inlet 3 are triangle-like, and the included angles are fillets. When the vacuum bin 2 is connected with the sample inlet bin 1, the sample inlet 3 is coaxial and communicated with the sample outlet 4, and the sealing strip 6 is embedded into the airtight interface 5.
The front part of the vacuum bin 2 is provided with a connecting plate 14, the locking structure comprises a pair of positioning columns 17 which are fixedly connected to the side surface of the sample introduction bin 1 and are vertical to the sample introduction bin, and a pair of positioning holes 16 which correspond to the positioning columns 17 are formed in the connecting plate 14; the side of the sample bin 1 is also rotatably connected with a pair of locking handles 15, the locking handles 15 comprise locking plates 19 parallel to the side of the sample bin 1, and a gap is arranged between each locking plate 19 and the sample bin 1 and used for locking the connecting plate 14. The glove box sample transfer device further comprises a sealing cover plate 20 matched with the sample inlet 3, a positioning hole 16 corresponding to the positioning column 17 is formed in the sealing cover plate 20, a sealing strip 6 matched with the airtight interface 5 is further arranged on the sealing cover plate 20, the cross section of the sealing strip 6 parallel to the sealing cover plate is triangle-like, and the included angles of the sealing strip 6 are rounded angles.
As shown in fig. 3, a movable baffle 7 is arranged at the sample outlet 4 of the sample rod, the movable baffle 7 is in a cylindrical structure, the movable baffle 7 is parallel to the axis of the sample outlet 4, and the movable baffle 7 is in sliding connection with the vacuum chamber 2 in a connecting plate 14; the movable baffle 7 is connected with a push-pull rod 8, the push-pull rod 8 is in sliding connection with the vacuum bin 2 along the length direction of the push-pull rod 8, and the sliding directions of the push-pull rod 8 and the movable baffle 7 are all perpendicular to the axial direction of the sample outlet 4; one end of the push-pull rod 8, which is positioned outside the vacuum bin 2, is fixedly connected with a baffle push-pull handle 9 which is vertical to the push-pull rod. A locking structure is arranged between the push-pull rod 8 and the vacuum bin 2, so that the push-pull rod 8 and the vacuum bin 2 can be fixedly connected, and the situation that the push-pull rod 8 drives the movable baffle 7 to slide due to false touch is avoided.
As shown in fig. 4, the vacuum chamber 2 is further slidably connected with a sample feeding rod 10, and one end of the sample feeding rod 10 located in the vacuum chamber 2 is opposite to the sample outlet 4. One end of the sample feeding rod 10, which is positioned in the vacuum bin 2, is provided as a sample holding component for taking and placing samples. One side of the vacuum bin 2, which is opposite to the sample outlet 4, is connected with a sliding barrel 11, the sliding barrel 11 is of a barrel-shaped structure with one end open, the sliding barrel 11 is coaxial with the sample outlet 4, the sliding barrel 11 is consistent with the length direction of the sample feeding rod 10, the sliding barrel 11 is communicated with the vacuum bin 2, one end of the sample feeding rod 10, which is positioned outside the vacuum bin 2, is arranged in the sliding barrel 11 in a sliding manner, and the sliding direction of the sample feeding rod 10 is consistent with the axial direction of the sliding barrel 11. The outer peripheral surface of the sliding barrel 11 is provided with a sliding groove 12 consistent with the length direction of the sliding barrel, and the sliding groove 12 communicates the inside of the sliding barrel 11 with the outside; the sample feeding rod 10 is fixedly connected with a sample push-pull handle 13 which is vertical to the sample feeding rod, and the sample push-pull handle 13 is arranged in a sliding way in the sliding groove 12.
As shown in fig. 5, when the glove box is normally used, the positioning hole 16 of the sealing cover plate 20 is sleeved on the positioning column 17, the locking handle 15 is rotated to enable the locking plate 19 and the side surface of the sample introduction bin 1 to clamp and fix the sealing cover plate 20, and the sealing cover plate 20 and the side surface of the sample introduction bin 1 are connected in a sealing manner.
When transferring samples, the sealing cover plate 20 is detached from the sample introduction bin 1, the positioning hole 16 of the connecting plate 14 is sleeved on the positioning column 17, the locking handle 15 is rotated to enable the locking plate 19 and the side face of the sample introduction bin 1 to clamp and fix the connecting plate 14, and the vacuumized sample rod is in sealing connection with the side face of the sample introduction bin 1. Vacuumizing the sample inlet bin 1, then pulling the baffle push-pull handle 9 to drive the movable baffle 7, opening the sample outlet 4, pushing the sample push-pull handle 13, transferring the sample in the vacuum environment in the sample rod into the glove box, and realizing anhydrous and anaerobic sample loading in the glove box; the sample after being sampled can be directly taken out into the sample rod in an anhydrous and anaerobic environment, and the sample outlet is closed, so that the sample is not in contact with air for transferring.
Claims (5)
1. The glove box sample transferring device is characterized by comprising a sample feeding bin and a sample rod connected with the sample feeding bin, wherein the sample feeding bin and the sample rod are detachably connected, and a locking structure matched with the sample rod is arranged on the sample feeding bin; a sample inlet communicated with the sample rod is formed in the sample inlet bin; the sample rod comprises a vacuum bin detachably connected with the sample feeding bin; a sample outlet matched with the sample inlet is formed in the vacuum bin; the sample injection bin and the sample rod are provided with a sealing interface and a sealing strip which are matched with each other, the sealing interface is of a groove-shaped structure which is connected end to end, and the sealing strip is connected end to end.
2. The glove box sample transfer apparatus of claim 1, wherein the cross-sections of the sealing interface and the sealing strip are both triangle-like and the included angles are rounded.
3. The glove box sample transfer apparatus of claim 2, wherein the locking structure comprises a pair of positioning posts fixedly connected to the sample compartment, the sample rod comprises a connecting plate connected to the sample compartment, and a pair of positioning holes corresponding to the positioning posts are formed in the connecting plate.
4. The glove box sample transfer apparatus of claim 3, wherein the locking structure further comprises a locking handle rotatably coupled to the sample introduction compartment, the locking handle comprising a locking plate, a gap being provided between the locking plate and the sample introduction compartment.
5. The glove box sample transfer apparatus of claim 4, further comprising a sealing cover plate mated with the sample inlet, wherein the sealing cover plate is provided with a positioning hole corresponding to the positioning column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322444679.0U CN220840275U (en) | 2023-09-08 | 2023-09-08 | Glove box sample transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322444679.0U CN220840275U (en) | 2023-09-08 | 2023-09-08 | Glove box sample transfer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220840275U true CN220840275U (en) | 2024-04-26 |
Family
ID=90787479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322444679.0U Active CN220840275U (en) | 2023-09-08 | 2023-09-08 | Glove box sample transfer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220840275U (en) |
-
2023
- 2023-09-08 CN CN202322444679.0U patent/CN220840275U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |