CN220104966U - Solution titration device for research and development of biological base material - Google Patents
Solution titration device for research and development of biological base material Download PDFInfo
- Publication number
- CN220104966U CN220104966U CN202320237463.4U CN202320237463U CN220104966U CN 220104966 U CN220104966 U CN 220104966U CN 202320237463 U CN202320237463 U CN 202320237463U CN 220104966 U CN220104966 U CN 220104966U
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- Prior art keywords
- buret
- stand
- developing
- solution titration
- bio
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- 238000004448 titration Methods 0.000 title claims abstract description 40
- 239000000463 material Substances 0.000 title claims abstract description 23
- 238000012827 research and development Methods 0.000 title claims description 5
- 239000002253 acid Substances 0.000 claims abstract description 11
- 239000011521 glass Substances 0.000 claims description 13
- 238000007790 scraping Methods 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000003513 alkali Substances 0.000 abstract 2
- 239000002585 base Substances 0.000 abstract 2
- 239000000243 solution Substances 0.000 description 27
- 230000001105 regulatory effect Effects 0.000 description 16
- 238000002474 experimental method Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses a solution titration device for developing a biological base material, which comprises a stand, wherein a supporting rod is fixedly arranged in the middle of the upper end of the stand, a butterfly clamp is fixedly arranged on the side wall of the supporting rod, an alkali buret is clamped on one side of the butterfly clamp, an acid buret is clamped on one side of the butterfly clamp far away from the alkali buret, a connecting rod is arranged in the acid buret, clamping grooves are fixedly arranged at four corners of the lower end of the stand, and an anti-skid pad is fixedly arranged at the lower end of the stand. The utility model discloses a solution titration device for developing a biological base material, which is characterized in that clamping grooves are fixedly formed in four corners of the lower end of a stand, an anti-slip pad is fixedly clamped in the clamping grooves in the lower end of the stand through clamping blocks in the four corners, the anti-slip performance of the stand is improved, the anti-slip pad can be detached and replaced, and the safety of the device is further improved.
Description
Technical Field
The utility model relates to the technical field of titration devices, in particular to a solution titration device for developing biological base materials.
Background
Titration is a quantitative analysis means, also a chemical experiment operation, which determines the content of a solute through quantitative reaction of two solutions, indicates the titration end point according to the color change of an indicator, then visualizes the consumption volume of a standard solution, calculates the analysis result, and a burette is a measuring device for containing the titrant solution in the titration operation, wherein the burette is a slender glass tube with uniform inner diameter and scales, the lower end of the burette is provided with a glass tip, the glass tube with different volumes such as 25ml and 50ml is provided with the like, the main part of the tube body of the burette is made of the glass tube with uniform inner diameter and precise scales, the lower end of the burette is connected with a glass cock for controlling the outflow speed of liquid or a latex tube containing glass beads, the bottom end of the burette is connected with a sharp-nozzle glass tube, and the burette with the lower end of the glass cock is called an acid burette, and is commonly used for measuring the volume of the dropped non-strong alkaline diluted solution.
The prior art (application number: CN 201922489408.0) discloses a titration device, it includes buret, speed regulating subassembly and locking subassembly, the buret has the titration channel that supplies the liquid circulation, the buret still has the speed regulating chamber with titration channel intercommunication, speed regulating subassembly sets up on the buret, the speed regulating subassembly includes the speed regulating lever, the speed regulating lever has the speed governing hole that is used for with titration channel intercommunication, the speed regulating lever rotationally installs in the speed regulating chamber, the speed regulating lever has a plurality of titration gears, when the speed regulating lever rotates to different titration gears, the speed regulating hole of speed regulating lever is different with the communication area between the titration channel, this just makes the titration speed of buret different, and when the speed regulating lever rotates to a titration gear, under the cooperation effect of locking subassembly and speed regulating subassembly, lock the speed regulating lever at this titration gear, just so can make the buret evenly titrate with corresponding same titration speed, thereby solve the problem that the titration speed of titration experiment among the prior art is difficult to guarantee homogeneity. But the device can not eliminate buret inside bubble, can lead to experimental data inaccurate, reduces the practicality of device.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a solution titration device for developing a biological base material.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a solution titration apparatus is used in biobased material research and development, includes the stand, stand upper end middle part is fixed to be provided with the bracing piece, the fixed butterfly clamp that is provided with of bracing piece lateral wall, butterfly clamp one side presss from both sides and is equipped with basic buret, one side that basic buret was kept away from to the butterfly clamp presss from both sides and is equipped with sour buret, sour buret inside is provided with the connecting rod, stand lower extreme four corners department is all fixed and is provided with the draw-in groove, stand lower extreme is fixed and is provided with the slipmat.
As a further description of the above technical solution:
and scale marks are fixedly arranged on the side walls of the basic buret and the acid buret.
As a further description of the above technical solution:
the lower end of the basic buret is fixedly provided with a rubber tube regulator.
As a further description of the above technical solution:
the lower end of the acid buret is fixedly provided with a glass cock switch.
As a further description of the above technical solution:
the connecting rod upper end is fixedly provided with the couple, couple joint is in sour buret's upper end.
As a further description of the above technical solution:
the lower end of the connecting rod is fixedly provided with a scraping blade, and the scraping blade 11 is fixedly provided with a plurality of through holes.
As a further description of the above technical solution:
the utility model discloses a sour buret, including frame bench upper end, the both sides of frame bench upper end are all fixed to be provided with the standing groove, one side the standing groove just is located sour buret lower extreme fixedly to be provided with the erlenmeyer flask.
As a further description of the above technical solution:
clamping blocks are fixedly arranged at four corners of the upper end of the anti-skid pad, and the four clamping blocks are respectively clamped inside corresponding clamping grooves.
The utility model has the following beneficial effects:
1. according to the solution titration device for developing biological base materials, the clamping grooves are fixedly formed in the four corners of the lower end of the stand, the anti-skid pads are fixedly clamped in the clamping grooves in the lower end of the stand through the clamping blocks in the four corners, so that the anti-skid performance of the stand is improved, the anti-skid pads can be detached and replaced, and the safety of the device is further improved.
2. According to the solution titration device for developing biological base materials, the connecting rod is arranged in the burette, the scraping blade is arranged at the lower end of the connecting rod, bubbles in the burette can be eliminated, and meanwhile, the scraping blade is provided with the plurality of through holes, so that bubbles are eliminated under the condition that experiments are not affected, and the accuracy of the experiments is improved.
3. According to the solution titration device for developing biological base materials, the placing grooves are formed in the two sides of the upper end of the stand, the conical bottle is placed in the placing grooves and is fixed, the conical bottle is turned over due to improper operation of staff, and the device can be used for simultaneously carrying out experiments on basic and acid solutions, so that the practicability of the device is improved.
Drawings
FIG. 1 is a perspective view of a solution titration apparatus for developing a bio-based material according to the present utility model;
FIG. 2 is a partial cross-sectional view of a stand of a solution titration apparatus for developing a bio-based material in accordance with the present utility model;
fig. 3 is a schematic diagram of a connecting rod structure of a solution titration apparatus for developing bio-based materials according to the present utility model;
fig. 4 is an enlarged view at a in fig. 1.
Legend description:
1. a stand; 2. a support rod; 3. butterfly clips; 4. a basic burette; 5. an acid burette; 6. scale marks; 7. rubber tube regulator; 8. a glass cock switch; 9. a connecting rod; 10. a hook; 11. a wiper blade; 12. a through hole; 13. a placement groove; 14. a conical flask; 15. a clamping groove; 16. an anti-slip pad; 17. and (5) clamping blocks.
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, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a solution titration device for biobased material research and development, including frame 1, frame 1 upper end middle part is fixed to be provided with bracing piece 2, and bracing piece 2 lateral wall is fixed to be provided with butterfly clamp 3, and butterfly clamp 3 one side presss from both sides and is equipped with basic buret 4, and butterfly clamp 3 is kept away from one side of basic buret 4 and presss from both sides and be equipped with sour buret 5, and sour buret 5 is inside to be provided with connecting rod 9, and frame 1 lower extreme four corners department is all fixed to be provided with draw-in groove 15, and frame 1 lower extreme is fixed to be provided with slipmat 16, increases frame 1's antiskid;
the utility model provides a basic buret 4 and sour buret 5 lateral wall all are fixed and are provided with scale mark 6, see the volume of locating solution through scale mark 6, basic buret 4 lower extreme is fixed and is provided with rubber tube regulator 7, adjust basic buret 4's solution velocity of flow, sour buret 5 lower extreme is fixed and is provided with glass cock switch 8, adjust sour buret 5's velocity of flow, connecting rod 9 upper end is fixed and is provided with couple 10, couple 10 joint is in sour buret 5's upper end, connecting rod 9 lower extreme is fixed and is provided with doctor-blade 11, strike off the bubble inside the buret, fixed on doctor-blade 11 is provided with a plurality of through-holes 12, stand 1 upper end both sides are fixed and are provided with standing groove 13, standing groove 13 and be located sour buret 5 lower extreme and are fixed and be provided with erlenmeyer flask 14, fix erlenmeyer flask 14, slipmat 16 upper end four corners department is all fixed and is provided with fixture block 17, four fixture blocks 17 joint respectively inside corresponding draw-in groove 15.
Working principle: when the solution titration device for the development of the biological base material is used, the anti-slip pad 16 is fixedly clamped inside the clamping groove 15 at the lower end of the stand 1 through the clamping blocks 17 at four corners, the basic buret 4 and the acid buret 5 are respectively fixedly propped against two sides of the butterfly clamp 3, the buret to be used is selected according to the tested solution, the inner wall of the buret is scratched through the connecting rod 9, the doctor blade 11 scrapes bubbles on the inner wall of the buret, the detection accuracy is improved, the conical bottle 14 is placed inside the placing groove 13, the conical bottle 14 is fixed, and the flow velocity of the solution inside the buret is regulated through the rubber tube regulator 7 and the glass cock switch 8, so that the experimental accuracy is further improved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a solution titration apparatus is used in biobased material research and development, includes stand (1), its characterized in that: the utility model discloses a stand, including stand (1), butterfly clamp (3), base buret (4) are pressed from both sides in butterfly clamp (3) one side, one side that base buret (4) was kept away from in butterfly clamp (3) presss from both sides and is equipped with sour buret (5), sour buret (5) inside connecting rod (9) that are provided with, stand (1) lower extreme four corners department is all fixedly provided with draw-in groove (15), stand (1) lower extreme fixedly is provided with slipmat (16).
2. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: scale marks (6) are fixedly arranged on the side walls of the basic buret (4) and the acid buret (5).
3. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: the lower end of the basic buret (4) is fixedly provided with a rubber tube regulator (7).
4. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: the lower end of the acid burette (5) is fixedly provided with a glass cock switch (8).
5. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: the upper end of the connecting rod (9) is fixedly provided with a hook (10), and the hook (10) is clamped at the upper end of the acid burette (5).
6. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: the lower end of the connecting rod (9) is fixedly provided with a scraping blade (11), and a plurality of through holes (12) are fixedly formed in the scraping blade (11).
7. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: the utility model discloses a sour buret, including frame (1) upper end both sides are fixed be provided with standing groove (13), one side standing groove (13) and be located sour buret (5) lower extreme fixedly be provided with erlenmeyer flask (14).
8. The solution titration apparatus for developing a bio-based material according to claim 1, wherein: clamping blocks (17) are fixedly arranged at four corners of the upper end of the anti-skid pad (16), and the four clamping blocks (17) are respectively clamped in the corresponding clamping grooves (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320237463.4U CN220104966U (en) | 2023-02-17 | 2023-02-17 | Solution titration device for research and development of biological base material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320237463.4U CN220104966U (en) | 2023-02-17 | 2023-02-17 | Solution titration device for research and development of biological base material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220104966U true CN220104966U (en) | 2023-11-28 |
Family
ID=88870220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320237463.4U Active CN220104966U (en) | 2023-02-17 | 2023-02-17 | Solution titration device for research and development of biological base material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220104966U (en) |
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2023
- 2023-02-17 CN CN202320237463.4U patent/CN220104966U/en active Active
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