Full-automatic purging and trapping device
The fully automated purge and trap device, with its dual-needle design for water and soil samples and electric sliding rail gripper system, solves the problem of cross-contamination between water and soil samples, enabling independent processing and sample protection, and improving the effectiveness of purge and trapping.
Patent Information
- Application Number
- CN202423269066.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Most current purging and trapping devices are designed with a single needle, which leads to cross-contamination between water and soil samples during processing.
The fully automated purge and collection device is designed with two air guide tubes, two purge needles and two placement tubes to achieve a dual-needle design for water and soil. Water and soil samples are processed independently through an electric slide rail and gripper system to avoid cross-contamination, and a sponge pad is used to protect the sample bottle.
This achieves independence between water and soil sample channels, avoids cross-contamination, protects sample vials from damage, and improves the efficiency and accuracy of purge and trap.
Smart Images
Figure CN223727768U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of purging and trapping device, concretely relates to a full -automatic purging and trapping device. BACKGROUND
[0002] Purging and trapping device is a kind of equipment for sample pretreatment, mainly used to extract volatile components from sample and concentrate, so that subsequent gas chromatography or gas chromatography-mass spectrometry analysis, its working principle is through using helium or nitrogen as purging gas, the volatile organic compounds in sample are purged out, and concentrated by a trapping device with adsorbent.
[0003] Purging and trapping device is widely used in environmental analysis and food science and other fields, can be used in wastewater, drinking water, seawater, blood, sediment, ore slurry, soil, cosmetics, textiles, packaging, food, spices and other volatile organic compounds analysis, also can carry out derivative reaction treatment to sample, when purging and trapping, sample bottle with sample is clamped to the lower of purging needle, then sample bottle is moved upwards, so that purging needle is in sample bottle, and purging can be carried out, but current purging and trapping device is mostly single needle design, leading to cross contamination between water sample and soil sample when purging and trapping water sample and soil sample.
[0004] Therefore, the utility model provides a kind of full -automatic purging and trapping device to solve the above problems. UTILITY MODEL CONTENT
[0005] To solve the problem that current purging and trapping device is mostly single needle design, leading to cross contamination between water sample and soil sample when purging and trapping water sample and soil sample, the basic idea of technical scheme of the utility model is:
[0006] The utility model provides an automatic purging and trapping device, including the base, the base top right side fixed installation machine case, machine case one side fixed installation first electric lift slide rail, install the rack on first electric lift slide rail, install the rack on fixed installation two place cylinder, install the box on machine case one side fixed installation, install two gas ducts on install the box, two gas ducts all are connected with machine case inside gas supply equipment, two gas ducts bottom all are connected with purging needle head, two place cylinder are located two purging needle head just below respectively, the fixed setting of installation board is installed on the base top outer wall, first electric transverse slide rail is fixedly installed on the installation board, install the second electric transverse slide rail on first electric transverse slide rail, the second electric transverse slide rail top installs the second electric lift slide rail, electric clamp jaw is installed on one side of second electric lift slide rail, the opposite side of two clamping jaws of electric clamp jaw bottom all are fixedly connected with sponge pad, the fixed connection of sealing block is carried out to the middle part outer wall of electric clamp jaw bottom middle part, and sealing block is located the middle position of the opposite side of two clamping jaws of electric clamp jaw bottom.
[0007] As a preferred embodiment of the utility model, the base top is fixedly installed with a placing seat, the placing seat top is provided with equidistantly distributed placing grooves, and the placing groove aperture is same with the placing cylinder aperture.
[0008] As a preferred embodiment of the utility model, the first electric lift slide rail is slidably installed with a first lifting seat, and the rack is fixedly connected to the outer wall of one side of the first lifting seat.
[0009] As a preferred embodiment of the utility model, the first electric transverse slide rail is slidably installed with a first transverse seat, and the second electric transverse slide rail is fixedly connected to the outer wall of one side of the first transverse seat.
[0010] As a preferred embodiment of the utility model, the second electric transverse slide rail is slidably installed with a second transverse seat, and the second electric lift slide rail is fixedly installed on the outer wall of the top of the second transverse seat.
[0011] As a preferred embodiment of the utility model, the second electric lift slide rail is slidably installed with a second lifting seat, and the electric clamp jaw is fixedly installed on the outer wall of one side of the second lifting seat.
[0012] Compared with the prior art, the utility model has the following beneficial effects:
[0013] The utility model discloses, through setting up two air pipes, two purging needle heads and two placing barrels, can realize water and soil double needle design, make water sample and soil sample channel independent, avoid the phenomenon that cross contamination occurs between water sample and soil sample, when clamping sample bottle, through the second electric transverse slide rail drive second electric lift slide rail horizontal movement, make second electric lift slide rail drive electric clamp jaw horizontal movement, after moving to sample bottle directly above, through second electric lift slide rail drive electric clamp jaw downward movement, then through electric clamp jaw clamps sample bottle, make sealing block and the bottle mouth contact of sample bottle, can avoid the sample leakage in sample bottle, and through the sponge pad set up simultaneously, can avoid the phenomenon that damage sample bottle when clamping, after sample bottle clamping is completed, through first electric transverse slide rail drive second electric transverse slide rail moves, make second electric transverse slide rail can drive second electric lift slide rail and electric clamp jaw horizontal movement, until sample bottle moves to the placing barrel directly above, then electric clamp jaw releases sample bottle, can place sample bottle in placing barrel, after sample bottle placement is completed, through first electric lift slide rail drive the storage rack upward movement, make the storage rack drive placing barrel and sample bottle upward movement, until purging needle head inserts to sample bottle, then start the gas supply equipment in the case and work, make gas can be transported to purging needle head through air pipe, through purging needle head and sweeps the volatile organic compound in sample, thereby realizes the sweeping trapping processing of sample.
[0014] The specific embodiments of the utility model will be described in further detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS
[0015] In the drawings:
[0016] Figure 1 It is the whole structure schematic diagram of the utility model;
[0017] Figure 2 It is the case structure schematic diagram of the utility model;
[0018] Figure 3 It is the placing barrel and storage rack connecting structure schematic diagram of the utility model;
[0019] Figure 4 It is the mounting plate structure schematic diagram of the utility model;
[0020] Figure 5 It is the second electric transverse slide rail and second electric lift slide rail connecting structure schematic diagram of the utility model;
[0021] Figure 6 It is the electric clamp jaw structure schematic diagram of the utility model.
[0022] In the figure: 1, base; 2, placing seat; 3, placing groove; 4, machine case; 5, first electric lifting slide rail; 6, installation box; 7, air guide pipe; 8, placing cylinder; 9, mounting plate; 10, first electric transverse moving slide rail; 11, second electric transverse moving slide rail; 12, second electric lifting slide rail; 13, electric clamping jaw; 14, blowing needle head; 15, storage rack; 16, first lifting seat; 17, first transverse moving seat; 18, second transverse moving seat; 19, second lifting seat; 20, sealing block; 21, sponge pad. DETAILED DESCRIPTION
[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and the following embodiments are used to illustrate the utility model.
[0024] As Figures 1 to 6 shown
[0025] The utility model provides an automatic purging and trapping device, including base 1, the top fixed mounting of base 1 has and places seat 2, and the top of placing seat 2 is equipped with the equidistance distribution of placing groove 3, and placing groove 3 aperture and placing cylinder 8 aperture are same, and the top right side fixed mounting of base 1 has machine case 4, and one side fixed mounting of machine case 4 has first electric lift slide rail 5, and first electric lift slide rail 5 installs the article rack 15, and first electric lift slide rail 5 is slidably installed first lift seat 16, and article rack 15 is fixedly connected on the one side outer wall of first lift seat 16, and two placing cylinders 8 are fixedly installed on article rack 15, and one side fixed mounting of machine case 4 has installation box 6, and two gas guide tubes 7 are installed on installation box 6, and two gas guide tubes 7 are connected with the gas supply equipment in machine case 4, and two gas guide tubes 7 bottom are connected with purging needle head 14, and two placing cylinders 8 are located two purging needle head 14 directly below respectively, through setting two gas guide tubes 7, two purging needle head 14 and two placing cylinders 8, can realize water and soil double needle design, make water sample and soil sample channel independent, avoid the cross contamination phenomenon between water sample and soil sample, the top outer wall of base 1 is fixedly provided with mounting plate 9, and first electric transverse slide rail 10 is fixedly installed on mounting plate 9, and second electric transverse slide rail 11 is installed on first electric transverse slide rail 10, and first electric transverse slide rail 10 is slidably installed first transverse seat 17, and second electric transverse slide rail 11 is fixedly connected on the one side outer wall of first transverse seat 17, and second electric transverse slide rail 11 top is installed second electric lift slide rail 12, and second electric transverse slide rail 11 is slidably installed second transverse seat 18, and second electric lift slide rail 12 is fixedly installed on the top outer wall of second transverse seat 18, and one side of second electric lift slide rail 12 is installed electric clamp jaw 13, and second electric lift slide rail 12 is slidably installed second lift seat 19, and electric clamp jaw 13 is fixedly installed on the one side outer wall of second lift seat 19, and the two clamping jaws relative sides of electric clamp jaw 13 bottom are fixedly connected with sponge pad 21, and the middle outer wall of electric clamp jaw 13 bottom is fixedly connected with sealing block 20, and sealing block 20 is located the middle position of the two clamping jaws relative sides of electric clamp jaw 13 bottom, places sample bottle with sample in placing groove 3, after placing, by second electric transverse slide rail 11 and second transverse seat 18 drive second electric lift slide rail 12 transversely moves, so that second electric lift slide rail 12 drive electric clamp jaw 13 transversely moves, after moving to the sample bottle directly above, by second electric lift slide rail 12 and second lift seat 19 drive electric clamp jaw 13 downward moves, then by electric clamp jaw 13 is taken to sample bottle, so that sealing block 20 is contacted with the bottle mouth of sample bottle, can avoid the sample in sample bottle to leak out, simultaneously by the sponge pad 21 of setting, can avoid the phenomenon of causing damage to sample bottle when taking, after sample bottle is taken, by first electric transverse slide rail 10 and first transverse seat 17 drive second electric transverse slide rail 11 moves, so that second electric transverse slide rail 11 can drive second electric lift slide rail 12 and electric clamp jaw 13 transversely move,Until the sample bottle moves to the placement cylinder 8 directly above, then the electric clamp jaw 13 loosens the sample bottle, the sample bottle can be placed in the placement cylinder 8, after the sample bottle is placed, the first electric lifting slide rail 5 and the first lifting seat 16 drive the placement rack 15 to move upwards, so that the placement rack 15 drives the placement cylinder 8 and the sample bottle to move upwards, until the purge needle 14 is inserted into the sample bottle, then the gas supply equipment in the machine box 4 is started to work, so that the gas can be transported to the purge needle 14 through the gas guide pipe 7, the volatile organic compounds in the sample are purged out through the purge needle 14, so that the purge and capture treatment of the sample is realized.
[0026] The implementation principle of the full-automatic purge and capture device of the embodiment is as follows:
[0027] In specific use, by arranging two gas guide pipes 7, two purge needles 14 and two placement cylinders 8, the water-soil double-needle design can be realized, so that the water sample and soil sample channels are independent, the cross contamination between the water sample and the soil sample is avoided, the sample bottle containing the sample is placed in the placement groove 3, after the placement is completed, the second electric transverse moving slide rail 11 and the second transverse moving seat 18 drive the second electric lifting slide rail 12 to move transversely, so that the second electric lifting slide rail 12 drives the electric clamp jaw 13 to move transversely, after moving to the sample bottle directly above, the second electric lifting slide rail 12 and the second lifting seat 19 drive the electric clamp jaw 13 to move downwards, then the electric clamp jaw 13 clamps the sample bottle, so that the sealing block 20 contacts the bottle mouth of the sample bottle, the sample in the sample bottle can be prevented from leaking out, at the same time, by arranging the sponge pad 21, the phenomenon that the sample bottle is damaged during clamping can be avoided, after the sample bottle is clamped, the first electric transverse moving slide rail 10 and the first transverse moving seat 17 drive the second electric transverse moving slide rail 11 to move, so that the second electric transverse moving slide rail 11 can drive the second electric lifting slide rail 12 and the electric clamp jaw 13 to move transversely, until the sample bottle moves to the placement cylinder 8 directly above, then the electric clamp jaw 13 loosens the sample bottle, the sample bottle can be placed in the placement cylinder 8, after the sample bottle is placed, the first electric lifting slide rail 5 and the first lifting seat 16 drive the placement rack 15 to move upwards, so that the placement rack 15 drives the placement cylinder 8 and the sample bottle to move upwards, until the purge needle 14 is inserted into the sample bottle, then the gas supply equipment in the machine box 4 is started to work, so that the gas can be transported to the purge needle 14 through the gas guide pipe 7, the volatile organic compounds in the sample are purged out through the purge needle 14, so that the purge and capture treatment of the sample is realized.
Claims
1. A fully automated purge-and-trap device comprising a base (1), characterized in that, The base (1) top right side is fixedly installed with a machine box (4), one side of the machine box (4) is fixedly installed with a first electric lifting slide rail (5), the first electric lifting slide rail (5) is installed with a storage rack (15), the storage rack (15) is fixedly installed with two placing barrels (8), one side of the machine box (4) is fixedly installed with a mounting box (6), the mounting box (6) is installed with two air guide pipes (7), the two air guide pipes (7) are connected with the air supply equipment inside the machine box (4), the bottom of the two air guide pipes (7) is connected with a blowing needle (14), the two placing barrels (8) are located below the two blowing needles (14) respectively, the base (1) top outer wall is fixedly provided with a mounting plate (9), the mounting plate (9) is fixedly installed with a first electric transverse moving slide rail (10), the first electric transverse moving slide rail (10) is installed with a second electric transverse moving slide rail (11), the second electric transverse moving slide rail (11) top is installed with a second electric lifting slide rail (12), one side of the second electric lifting slide rail (12) is installed with an electric clamp jaw (13), the bottom of the electric clamp jaw (13) two clamping jaws opposite sides are fixedly connected with a sponge pad (21), the bottom of the electric clamp jaw (13) middle outer wall is fixedly connected with a sealing block (20), the sealing block (20) is located at the middle position of the electric clamp jaw (13) bottom two clamping jaws opposite sides.
2. A fully automated purge-and-trap device according to claim 1, characterized in that, The base (1) top is fixedly installed with a placing seat (2), the placing seat (2) top is provided with equidistantly distributed placing grooves (3), the placing grooves (3) aperture and the placing barrels (8) aperture are same.
3. The apparatus according to claim 1, wherein The first electric lifting slide rail (5) is slidably installed with a first lifting seat (16), the storage rack (15) is fixedly connected to the first lifting seat (16) one side outer wall.
4. The apparatus according to claim 1, wherein The first electric transverse moving slide rail (10) is slidably installed with a first transverse moving seat (17), the second electric transverse moving slide rail (11) is fixedly connected to the first transverse moving seat (17) one side outer wall.
5. The apparatus according to claim 1, wherein The second electric transverse moving slide rail (11) is slidably installed with a second transverse moving seat (18), the second electric lifting slide rail (12) is fixedly installed on the second transverse moving seat (18) top outer wall.
6. The apparatus of claim 1, wherein, The second electric lifting slide rail (12) is slidably installed with a second lifting seat (19), the electric clamp jaw (13) is fixedly installed on the second lifting seat (19) one side outer wall.