CN215541008U - Imbibition device for chemical analysis - Google Patents
Imbibition device for chemical analysis Download PDFInfo
- Publication number
- CN215541008U CN215541008U CN202122337825.0U CN202122337825U CN215541008U CN 215541008 U CN215541008 U CN 215541008U CN 202122337825 U CN202122337825 U CN 202122337825U CN 215541008 U CN215541008 U CN 215541008U
- Authority
- CN
- China
- Prior art keywords
- liquid
- liquid suction
- thick bamboo
- pipette
- liquid storage
- 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.)
- Expired - Fee Related
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- 238000004458 analytical method Methods 0.000 title claims abstract description 20
- 239000000126 substance Substances 0.000 title claims abstract description 19
- 238000005213 imbibition Methods 0.000 title claims description 26
- 239000007788 liquid Substances 0.000 claims abstract description 102
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 39
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 39
- 241001330002 Bambuseae Species 0.000 claims description 39
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 39
- 239000011425 bamboo Substances 0.000 claims description 39
- 239000011550 stock solution Substances 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000005574 cross-species transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a liquid suction device for chemical analysis, which comprises a transparent liquid suction cylinder, a piston, a drawing rod and a liquid suction pipe, wherein the piston is slidably arranged in the liquid suction cylinder, the drawing rod is fixed on one surface of the piston, one end of the drawing rod extends to the outer side of the liquid suction cylinder, the liquid suction pipe is arranged at one end of the liquid suction cylinder, the liquid suction cylinder is of an L-shaped structure, the outer surface of one end, close to the liquid suction pipe, of the liquid suction cylinder is provided with a through hole, a liquid storage cylinder in threaded connection with the liquid suction cylinder is arranged on the lower side of the through hole, the liquid storage cylinder is of a transparent structure, the end, far away from the through hole, of the liquid storage cylinder is closed, a round cover which is fixedly connected with the liquid storage cylinder and is used for temporarily storing leaked liquid is sleeved on the outer surface of one end, a sponge sleeve for absorbing leaked liquid is arranged in the round cover, and the sponge sleeve is sleeved on the liquid storage cylinder, and compared with the prior art, the liquid suction device has the following beneficial effects: when the liquid storage barrel is detached, the liquid sample in the liquid storage barrel is prevented from overflowing and spilling at will, and the safety is improved.
Description
Technical Field
The utility model relates to a liquid suction device for chemical analysis, belonging to the technical field of chemical analysis.
Background
In the field of chemical analysis technology, it is often necessary to quantitatively remove liquid for analysis and detection, and the removed liquid is often sucked by a liquid sucker. At present, often install the detachable stock solution section of thick bamboo that is used for keeping in the liquid sample on the imbibition section of thick bamboo in the aspirator, nevertheless when there are more liquid samples in the stock solution section of thick bamboo, at the in-process of dismantling the stock solution section of thick bamboo, have partial liquid sample to spill over unrestrained condition at will, to the easy incident that takes place of the liquid sample of corrosivity drippage, the security is relatively poor.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a liquid suction device for chemical analysis, which aims to solve the problems that when a plurality of liquid samples exist in a liquid storage cylinder, part of the liquid samples randomly overflow and spill during the process of disassembling the liquid storage cylinder, so that the liquid samples are wasted, and the liquid samples are easy to drop and cause safety accidents easily, so that the safety is poor in the process of disassembling the liquid storage cylinder.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a liquid suction device for chemical analysis, includes the imbibition section of thick bamboo of transparence, slidable mounting piston in the imbibition section of thick bamboo, fix the pull pole that extends to the imbibition section of thick bamboo outside in piston one side and one end and install the pipette in imbibition section of thick bamboo one end, the pipette is L type structure, the imbibition section of thick bamboo is close to the one end surface of pipette and has seted up the opening, the opening downside is equipped with the stock solution section of thick bamboo with imbibition section of thick bamboo threaded connection, the one end that the opening was kept away from to the stock solution section of thick bamboo for transparence structure and stock solution section of thick bamboo is the closed form, the one end surface cover that the stock solution section of thick bamboo is close to the imbibition section of thick bamboo is equipped with the dome that is used for keeping in the weeping with stock solution section of thick bamboo fixed connection, be equipped with the sponge cover that is used for adsorbing the weeping in the dome, the sponge cover is established on the stock solution section of thick bamboo.
Furthermore, the round cover is fixedly connected with a sleeve in the middle of one side of the liquid suction barrel, and the sleeve is sleeved on the liquid storage barrel and is fixedly connected with the liquid storage barrel.
Further, the opening downside is equipped with the ring with imbibition section of thick bamboo fixed connection, install detachable internal thread cover in the ring, processing of liquid storage cylinder open end surface has the external screw thread that matches with internal thread cover, the sealing washer is installed to the liquid storage cylinder open end.
Furthermore, one end, away from the through opening, of the internal thread sleeve is fixedly connected with a connecting ring, two round holes are symmetrically formed in the connecting ring towards one side of the circular ring, two threaded holes matched with the round holes are symmetrically formed in the circular ring towards one side of the connecting ring, and connecting screws in threaded connection with the threaded holes are arranged in the round holes.
Furthermore, two limiting strips which are arranged in a staggered mode with the round holes are symmetrically fixed on the outer surface of the internal thread sleeve, the limiting strips are arranged along the axis direction of the internal thread sleeve, two limiting grooves matched with the limiting strips are symmetrically formed in the inner surface of the ring, and the limiting strips are inserted into the limiting grooves.
Furthermore, an external thread pipe communicated with the liquid suction cylinder is fixedly connected to the position where the liquid suction cylinder is provided with the liquid suction pipe, and one end of the liquid suction pipe is in threaded connection with the external thread pipe.
The utility model has the beneficial effects that:
1. when dismantling the liquid storage barrel, when liquid sample spills over unrestrained in the middle part of the liquid storage barrel from the liquid storage barrel, spill over unrestrained liquid sample and flow to in the dome and the infiltration sponge cover, realize concentrating and collect the unrestrained liquid sample that spills over, prevent that liquid sample drips at will, improve the security.
2. The internal thread cover that will with liquid storage cylinder threaded connection inserts in the ring to utilize connecting screw with go-between and ring fixed connection, realize the combination formula assembly of internal thread cover and ring, when the internal thread cover is impaired because of reasons such as wrong silk, change the internal thread cover can, need not abandon whole imbibition section of thick bamboo, with connecting screw and ring threaded connection simultaneously, realize the wall thickness of local increase imbibition section of thick bamboo, need not wholly increase the wall thickness of imbibition section of thick bamboo, be favorable to reducing the manufacturing cost of imbibition section of thick bamboo.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view showing the structure of a pipetting device for chemical analysis according to the present invention;
FIG. 2 is a schematic view showing the assembly of a dome, a cartridge and a pipette in the pipette device for chemical analysis according to the present invention;
FIG. 3 is a perspective view of an internally threaded sleeve of a wicking apparatus for chemical analysis in accordance with the present invention;
FIG. 4 is a bottom view of a ring of the pipette device for chemical analysis according to the present invention;
in the figure: 1-liquid suction cylinder, 2-circular ring, 3-connecting ring, 4-external threaded pipe, 5-liquid suction pipe, 6-circular cover, 7-liquid storage cylinder, 8-sponge sleeve, 9-pull rod, 10-piston, 11-internal threaded sleeve, 12-through hole, 13-sealing ring, 14-connecting screw, 15-cylinder sleeve, 16-circular hole, 17-limiting strip, 18-limiting groove and 19-threaded hole.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a chemical analysis uses suction device, including the imbibition section of thick bamboo 1 of transparence, slidable mounting piston 10 in imbibition section of thick bamboo 1, fix the piston 10 one side and one end extends to the pull pole 9 of imbibition section of thick bamboo 1 outside and install pipette 5 at imbibition section of thick bamboo 1 one end, pipette 5 is L type structure, the position department fixedly connected with of imbibition section of thick bamboo 1 installation pipette 5 with the communicating external screw thread pipe 4 of imbibition section of thick bamboo 1, twist pipette 5 one end on external screw thread pipe 4, be convenient for pipette 5 and the connection of imbibition section of thick bamboo 1.
The outer surface of one end of the liquid suction barrel 1 close to the liquid suction pipe 5 is provided with a through hole 12, the lower side of the through hole 12 is provided with a liquid storage barrel 7 in threaded connection with the liquid suction barrel 1, the liquid storage barrel 7 is of a transparent structure, one end of the liquid storage barrel 7 far away from the through hole 12 is of a closed shape, the outer surface of one end of the liquid storage barrel 7 close to the liquid suction barrel 1 is sleeved with a round cover 6 fixedly connected with the liquid storage barrel 7 and used for temporarily storing leaked liquid, a sponge sleeve 8 used for absorbing leaked liquid is arranged in the round cover 6, the sponge sleeve 8 is sleeved on the liquid storage barrel 7, the middle part of one side of the round cover 6 far away from the liquid suction barrel 1 is fixedly connected with a barrel sleeve 15, the barrel sleeve 15 is sleeved on the liquid storage barrel 7 and fixedly connected with the liquid storage barrel 7, the barrel sleeve 15 increases the contact area between the round cover 6 and the liquid storage barrel 7, the reliability of connection between the round cover 6 and the liquid storage barrel 7 is improved, when the liquid storage barrel 7 is disassembled, when the middle part of the liquid storage barrel 7 overflows from the liquid storage barrel 7 and spills, overflowing and spilling liquid samples flow into the circular cover 6 and permeate into the sponge sleeve 8, so that the overflowing and spilling liquid samples are collected in a centralized manner, the liquid samples are prevented from dripping at will, and the safety is improved.
A circular ring 2 fixedly connected with the liquid suction cylinder 1 is arranged at the lower side of the through hole 12, a detachable internal thread sleeve 11 is arranged in the circular ring 2, an external thread matched with the internal thread sleeve 11 is processed on the outer surface of the opening end of the liquid storage cylinder 7, a sealing ring 13 is arranged at the opening end of the liquid storage cylinder 7, the sealing ring 13 prevents liquid leakage, a connecting ring 3 is fixedly connected at one end of the internal thread sleeve 11, which is far away from the through hole 12, two round holes 16 are symmetrically arranged on one surface of the connecting ring 3, which faces the circular ring 2, two threaded holes 19 matched with the round holes 16 are symmetrically arranged on one surface of the circular ring 2, which faces the connecting ring 3, a connecting screw 14 in threaded connection with the threaded holes 19 is arranged in the round holes 16, the internal thread sleeve 11 in threaded connection with the liquid storage cylinder 7 is inserted in the circular ring 2, the connecting screw 14 is utilized to fixedly connect the connecting ring 3 with the circular ring 2, and the combined assembly of the internal thread sleeve 11 and the circular ring 2 is realized, when the internal thread sleeve 11 is damaged due to the reason of wrong threads and the like, the internal thread sleeve 11 is replaced without abandoning the whole liquid suction barrel 1, and meanwhile, the connecting screw 14 is in threaded connection with the circular ring 2, so that the wall thickness of the liquid suction barrel 1 is locally increased, the wall thickness of the liquid suction barrel 1 is not required to be integrally increased, and the production cost of the liquid suction barrel 1 is favorably reduced.
The outer surface symmetry of internal thread cover 11 is fixed with two spacing 17 with 16 dislocation arrangements of round hole, and spacing 17 arranges along the axis direction of internal thread cover 11, and 2 internal surface symmetries of ring are seted up two spacing grooves 18 with spacing 17 matched with, when inserting internal thread cover 11 in ring 2, make spacing 17 assign in spacing groove 18 to play guiding orientation's effect, be favorable to reducing the requirement to connecting screw 14 intensity simultaneously.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Claims (6)
1. The utility model provides a liquid suction device for chemical analysis, includes a transparent imbibition section of thick bamboo (1), slidable mounting piston (10) in imbibition section of thick bamboo (1), fix and extend to pull pole (9) outside imbibition section of thick bamboo (1) and install pipette (5) in imbibition section of thick bamboo (1) one end in piston (10) one side and one end, its characterized in that: pipette (5) are L type structure, through hole (12) have been seted up to the one end surface that pipette (5) are close to in pipette (1), through hole (12) downside is equipped with stock solution section of thick bamboo (7) with pipette (1) threaded connection, the one end that through hole (12) were kept away from for transparent structure and stock solution section of thick bamboo (7) is the closed form in stock solution section of thick bamboo (7), the one end surface cover that stock solution section of thick bamboo (7) are close to pipette (1) is equipped with dome (6) that are used for keeping in the weeping with stock solution section of thick bamboo (7) fixed connection, be equipped with sponge cover (8) that are used for adsorbing the weeping in dome (6), sponge cover (8) cover is established on stock solution section of thick bamboo (7).
2. The pipette device for chemical analysis according to claim 1, wherein: one side middle part fixedly connected with barrel casing (15) that circle cover (6) deviate from a liquid suction barrel (1), barrel casing (15) cover is established on liquid storage barrel (7) and with liquid storage barrel (7) fixed connection.
3. The pipette device for chemical analysis according to claim 1, wherein: opening (12) downside is equipped with ring (2) with a liquid suction tube (1) fixed connection, install detachable internal thread cover (11) in ring (2), processing of liquid storage tube (7) open end surface has the external screw thread with internal thread cover (11) matched with, sealing washer (13) are installed to liquid storage tube (7) open end.
4. A pipetting device for chemical analysis according to claim 3 characterized in that: the one end fixedly connected with go-between (3) that internal thread cover (11) deviates from through hole (12), two round holes (16) have been seted up towards the one side symmetry of ring (2) in go-between (3), two screw holes (19) with round hole (16) matched with have been seted up towards the one side symmetry of go-between (3) in ring (2), be equipped with in round hole (16) with screw hole (19) threaded connection's connecting screw (14).
5. The pipette device for chemical analysis according to claim 4, wherein: two limiting strips (17) which are arranged in a staggered mode with the round holes (16) are symmetrically fixed on the outer surface of the inner thread sleeve (11), the limiting strips (17) are arranged along the axis direction of the inner thread sleeve (11), two limiting grooves (18) matched with the limiting strips (17) are symmetrically formed in the inner surface of the circular ring (2), and the limiting strips (17) are inserted into the limiting grooves (18).
6. The pipette device for chemical analysis according to claim 1, wherein: the position of the liquid suction cylinder (1) where the liquid suction pipe (5) is installed is fixedly connected with an external threaded pipe (4) communicated with the liquid suction cylinder (1), and one end of the liquid suction pipe (5) is in threaded connection with the external threaded pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337825.0U CN215541008U (en) | 2021-09-26 | 2021-09-26 | Imbibition device for chemical analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337825.0U CN215541008U (en) | 2021-09-26 | 2021-09-26 | Imbibition device for chemical analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215541008U true CN215541008U (en) | 2022-01-18 |
Family
ID=79852258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122337825.0U Expired - Fee Related CN215541008U (en) | 2021-09-26 | 2021-09-26 | Imbibition device for chemical analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215541008U (en) |
-
2021
- 2021-09-26 CN CN202122337825.0U patent/CN215541008U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220118 |