CN220207426U - L-shaped digestion colorimetric pool - Google Patents
L-shaped digestion colorimetric pool Download PDFInfo
- Publication number
- CN220207426U CN220207426U CN202321272453.0U CN202321272453U CN220207426U CN 220207426 U CN220207426 U CN 220207426U CN 202321272453 U CN202321272453 U CN 202321272453U CN 220207426 U CN220207426 U CN 220207426U
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- China
- Prior art keywords
- colorimetric pool
- digestion
- digestion colorimetric
- straight pipe
- sphere
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- 230000029087 digestion Effects 0.000 title claims abstract description 58
- 230000003287 optical effect Effects 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000011521 glass Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Optical Measuring Cells (AREA)
Abstract
The utility model discloses an L-shaped digestion colorimetric pool, which is of an upper-end sphere structure, a vertical straight pipe and a transverse straight pipe from top to bottom, wherein an outlet pipe of the digestion colorimetric pool is arranged at the upper part of a sphere at the upper end of the L-shaped digestion colorimetric pool, the vertical straight pipe connected with the lower end of the sphere of the digestion colorimetric pool is a light channel, the upper end and the lower end of the light channel are respectively connected with a light guide column, the lower end of the light channel of the digestion colorimetric pool is transversely connected with a section of temperature measuring straight pipe, a temperature measuring groove is arranged in the temperature measuring straight pipe, and a heating device is arranged at the periphery of the digestion colorimetric pool; the upper outlet pipe, the lower vertical pipe and the sphere of the digestion colorimetric pool are connected in a connecting mode with smooth inner walls, and no wedge angle exists; the inner diameter of the outlet of the temperature measuring straight pipe is reduced at the joint part. The total capacity of the digestion colorimetric pool is greatly reduced, and the light guide columns connected with the two ends of the light channel enable the light path to be installed more simply and easily. The digestion colorimetric pool has the functions of adjusting volume, buffering and removing bubbles due to the connected sphere structure; the optical path can be easily realized by different distances of the upper and lower light guide columns without changing other conditions.
Description
Technical Field
The utility model relates to the field of chemical analysis instruments, in particular to an L-shaped digestion colorimetric pool.
Background
At present, various chemical analysis instrument manufacturers are devoted to researching how to reduce the use amount of chemical reagents, so as to reduce the treatment amount of waste liquid and secondary pollution to the environment, and the detection reaction unit is required to be designed in a miniaturized manner as far as possible on the premise of not reducing the performance of the analysis instrument.
The digestion colorimetric pool used on most of the prior analytical instruments is straight pipe type, in order to ensure enough optical path, the diameter of the straight pipe is usually 15-20 mm, the total volume of the sample and the reagent required by the digestion colorimetric pool is usually 4-10 ml, and the problems of large reagent consumption and large waste liquid amount exist.
ZL2012206488509 patent discloses a cross-type integral digestion cuvette. The device specifically comprises a vertical upper pipe, a vertical lower pipe and a transverse pipe which are connected and communicated in a cross shape, wherein the transverse pipe is also used as an optical channel, the left end and the right end of the transverse pipe are respectively sealed with a plane light-transmitting window, the total capacity of samples and reagents required by a digestion colorimetric pool is reduced, but the transition of the joint of the transverse pipe and the vertical lower pipe is too small, and when analysis and detection are carried out, residual liquid at the transverse pipe due to larger tension is not easy to empty, so that the cleaning is difficult, and the photometric analysis and detection are affected.
When detecting in wave motion or shaking, the optical channel may not be filled with the detection liquid due to the inclination of the digestion cuvette, thereby affecting photometric detection.
Disclosure of Invention
In order to solve the defects of the existing digestion colorimetric pool, the digestion colorimetric pool is low in reagent consumption, easy to install and capable of achieving light, and is of an upper end sphere structure, a vertical straight pipe and a transverse straight pipe from top to bottom, and is characterized in that: the upper part of the sphere at the upper end of the L-shaped digestion colorimetric pool is provided with an outlet pipe of the digestion colorimetric pool, a vertical straight pipe connected with the lower end of the sphere of the digestion colorimetric pool is a light channel, the upper end and the lower end of the light channel are respectively connected with a light guide column, the lower end of the light channel of the digestion colorimetric pool is transversely connected with a section of temperature measuring straight pipe, a temperature measuring groove is arranged in the temperature measuring straight pipe, and the periphery of the digestion colorimetric pool is provided with a heating device; the upper outlet pipe of the digestion colorimetric pool is connected with the lower vertical pipe of the digestion colorimetric pool and the ball body in a manner of smooth inner wall connection, and no wedge angle exists; the inner diameter of the outlet of the temperature measuring straight pipe is reduced at the joint part.
Further, the diameter of the upper end sphere structure of the digestion colorimetric pool is not smaller than 10mm.
Furthermore, the optical path length of the optical channel of the vertical straight pipe structure can be between 0.5 and 10 cm.
Furthermore, the light guide columns connected with the left end and the right end of the light channel are made of glass or quartz materials.
Further, the digestion colorimetric pool is made of glass or quartz materials.
The utility model has the beneficial effects that:
under the condition of equal length optical path, the total capacity of the digestion cuvette of the L-shaped structure is greatly reduced, and the light guide columns connected with the two ends of the cuvette make the light path installation simpler and easier, and meanwhile, the connected sphere structure has the functions of adjusting volume, buffering and removing bubbles, and especially can play a role in preventing liquid from being ejected when heating.
Different optical paths can be easily realized through different distances of the light guide columns at the upper end and the lower end of the digestion colorimetric pool without changing other conditions.
Drawings
FIG. 1 is a schematic perspective view of a digestion cuvette of the present utility model;
FIG. 2 is a cross-sectional block diagram of a digestion cuvette of the present utility model;
FIG. 3 is a schematic illustration of the fixed installation intent of the digestion cuvette of the present utility model.
In the figure, the outlet pipe at the 1-upper end, the 2-sphere structure, the 3-vertical straight pipe, the 4-transverse straight pipe, the 5-light guide column 1, 6-light guide column 2, 7-lower end, the 8-fixed groove and the 9-fixed device.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, but the described embodiments are only some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art based on the embodiments of the utility model without any inventive effort, fall within the scope of the protection of the utility model.
As shown in fig. 1-2, the digestion cuvette of the utility model comprises an upper end sphere structure 2, a vertical straight pipe 3 and a transverse straight pipe 4 from top to bottom, wherein the upper part of a sphere at the upper end of the L-shaped digestion cuvette is provided with an outlet pipe 1 of the digestion cuvette, the vertical straight pipe 3 connected with the lower end of the sphere 2 of the digestion cuvette is a light channel, the upper end and the lower end of the light channel 3 are respectively connected with a light guide column (5, 6), the lower end of the light channel of the digestion cuvette is transversely connected with a section of temperature measuring straight pipe 4, the temperature measuring straight pipe 4 is internally provided with a temperature measuring groove 8, and the periphery of the digestion cuvette is provided with a heating device; the upper outlet pipe of the digestion colorimetric pool is connected with the lower vertical pipe of the digestion colorimetric pool and the ball body in a manner of smooth inner wall connection, and no wedge angle exists; the inner diameter of the outlet of the temperature measuring straight pipe is reduced at the interface part 7.
When the digestion colorimetric pool is used, the L-shaped digestion colorimetric pool is mounted on the fixing device (9), as shown in fig. 3, the transmitting end and the receiving end of the light source are mounted on the light guide column respectively, the temperature measuring device is placed in the temperature measuring groove 8, heating is carried out through the heating device arranged on the periphery of the digestion colorimetric pool, and the heating digestion process of the digestion colorimetric pool is controlled.
Claims (5)
1. The utility model provides a colorimetric pond is cleared up to "L" from last down for upper end spheroid structure, vertical straight tube, horizontal straight tube, its characterized in that: the upper part of the sphere at the upper end of the L-shaped digestion colorimetric pool is provided with an outlet pipe of the digestion colorimetric pool, a vertical straight pipe connected with the lower end of the sphere of the digestion colorimetric pool is a light channel, the upper end and the lower end of the light channel are respectively connected with a light guide column, the lower end of the light channel of the digestion colorimetric pool is transversely connected with a section of temperature measuring straight pipe, a temperature measuring groove is arranged in the temperature measuring straight pipe, and the periphery of the digestion colorimetric pool is provided with a heating device; the upper outlet pipe, the lower vertical pipe and the sphere of the digestion colorimetric pool are connected in a connecting mode with smooth inner walls, and no wedge angle exists; the inner diameter of the outlet of the temperature measuring straight pipe is reduced at the joint part.
2. The "L" digestion cuvette according to claim 1, wherein: the diameter of the upper sphere structure of the digestion colorimetric pool is not smaller than 10mm.
3. The "L" digestion cuvette according to claim 1, wherein: the optical path length of the optical channel of the vertical straight pipe structure can be between 1 cm and 10 cm.
4. The "L" digestion cuvette according to claim 1, wherein: the light guide columns are connected with the left end and the right end of the light channel and made of glass or quartz materials.
5. The "L" digestion cuvette according to claim 1, wherein: the digestion colorimetric pool is made of glass or quartz materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321272453.0U CN220207426U (en) | 2023-05-24 | 2023-05-24 | L-shaped digestion colorimetric pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321272453.0U CN220207426U (en) | 2023-05-24 | 2023-05-24 | L-shaped digestion colorimetric pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207426U true CN220207426U (en) | 2023-12-19 |
Family
ID=89154534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321272453.0U Active CN220207426U (en) | 2023-05-24 | 2023-05-24 | L-shaped digestion colorimetric pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207426U (en) |
-
2023
- 2023-05-24 CN CN202321272453.0U patent/CN220207426U/en active Active
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