CN219891185U - Automatic titrator with stirring device - Google Patents
Automatic titrator with stirring device Download PDFInfo
- Publication number
- CN219891185U CN219891185U CN202320885504.0U CN202320885504U CN219891185U CN 219891185 U CN219891185 U CN 219891185U CN 202320885504 U CN202320885504 U CN 202320885504U CN 219891185 U CN219891185 U CN 219891185U
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- China
- Prior art keywords
- fixedly connected
- titration
- bevel gear
- titrator
- spring
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- 238000003756 stirring Methods 0.000 title claims abstract description 38
- 238000004448 titration Methods 0.000 claims abstract description 61
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 description 11
- 238000002474 experimental method Methods 0.000 description 5
- 238000002479 acid--base titration Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000003918 potentiometric titration Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of titrators, and discloses an automatic titrator with a stirring device, which effectively solves the problems that a solution to be measured cannot react with a titration solution quickly due to the lack of the stirring device of the existing automatic titrator, so that the obtained experimental data and experimental drawing are inaccurate and larger errors can exist; the automatic titration device comprises a titrator host, a connecting pipe and a titrating container, wherein the right side of the titrator host is fixedly connected with a titrating table, the titrating container is arranged on the titrating table, the right side of the upper surface of the titrator host is fixedly connected with an electric push rod, the top end of the electric push rod is fixedly connected with a mounting plate, and the lower surface of the mounting plate is fixedly connected with a sealing ring corresponding to the titrating container; according to the utility model, the solution in the titration container can be stirred during experimental operation, and simultaneously the solution can be stirred up and down while stirring, so that the solution is more uniform, and experimental errors are reduced.
Description
Technical Field
The utility model relates to the technical field of titrators, in particular to an automatic titrator with a stirring device.
Background
The automatic titrator can perform potentiometric titration, including acid-base titration, redox titration, precipitation titration, complexation titration and non-aqueous titration, constant pH measurement, photometric titration, polarization titration, titration method Karsch water titration, surfactant titration, etc. by selecting the components, and the automatic titrator can realize automatic measurement of a large number of samples with high efficiency and improve the repeatability and reliability of analysis. Automatic titrators typically operate by placing a titration vessel containing a solution on a titration table, and then dropping the reagent into the titration vessel via a burette.
When the existing automatic titrator is used for detecting the pH value of a solution, the solution to be detected cannot react with the titration solution completely due to the lack of a stirring device, so that the titration solution is easy to be added excessively, and the obtained experimental data and experimental drawing are inaccurate and have larger errors.
Disclosure of Invention
In order to overcome the technical defects in the prior art, the utility model provides the automatic titrator with the stirring device, which effectively solves the problems that the solution to be measured of the existing automatic titrator lacks the stirring device and cannot react with the titration solution completely, so that the obtained experimental data and experimental drawing are inaccurate and larger errors can exist.
The technical scheme adopted by the utility model is as follows: the utility model provides an automatic titration apparatus with agitating unit, includes titration apparatus host computer, connecting pipe and titration vessel, titration apparatus host computer's right side fixedly connected with titration bench, titration vessel sets up on titration bench, titration apparatus host computer's upper surface right side fixedly connected with electric putter, electric putter's top fixedly connected with mounting panel, the lower fixed surface of mounting panel is connected with the sealing washer corresponding with titration vessel, the upper surface fixedly connected with motor of mounting panel, the output fixedly connected with pivot of motor, the bottom of pivot runs through the mounting panel and is provided with the (mixing) shaft through reset assembly, the surface fixedly connected with a plurality of puddlers of (mixing) shaft, the right side of pivot is provided with adjusting part.
Preferably, one end of the connecting pipe is connected with the titrator host, and the other end of the connecting pipe is arranged on the mounting plate.
Preferably, the upper surface of the titration bench is provided with a groove, and the bottom end of the titration container is positioned in the groove.
Preferably, the reset assembly comprises a movable block and a first spring, a cavity is formed in the stirring shaft, the bottom end of the rotating shaft is located in the cavity and fixedly connected with the movable block, the first spring is sleeved on the outer surface of the rotating shaft, one end of the first spring is fixedly connected with the inner top wall of the cavity, the other end of the first spring is fixedly connected with the movable block, and a circular ring is fixedly connected with the top end of the stirring shaft.
Preferably, the adjusting component comprises an L-shaped rod, a sliding rod, a fixed block, a second spring and a roller, wherein the L-shaped rod is fixedly connected to the lower surface of the mounting plate, a driving component is arranged on the left side of the L-shaped rod, the top end of the sliding rod is fixedly connected with the fixed block, the bottom end of the sliding rod penetrates through the L-shaped rod and is fixedly connected with the roller, the sliding rod is in sliding connection with the L-shaped rod, and the second spring is sleeved on the outer surface of the sliding rod.
Preferably, the driving assembly comprises a driving bevel gear, a driven bevel gear, a round bar and a cam, wherein the driving bevel gear is fixedly connected to the outer surface of the rotating shaft, the driven bevel gear and the cam are fixedly connected to the outer surface of the round bar, the driving bevel gear is meshed with the driven bevel gear, the right end of the round bar is rotatably connected with the L-shaped bar through a bearing, and the cam corresponds to the position of the fixed block.
The beneficial effects of the utility model are as follows:
1. the electric push rod is used for shrinking to drive the mounting plate to move downwards until the sealing ring on the lower surface of the mounting plate is tightly pressed on the top end of the titration container, the motor is opened to drive the rotating shaft to rotate when the titration laboratory is carried out, and the rotating shaft can drive the stirring shaft and the stirring rod to rotate in the rotating process, so that the solution in the titration container is stirred in the experimental operation.
2. The pivot can drive the initiative bevel gear rotation at rotatory in-process, and initiative bevel gear can drive round bar and cam rotation at rotatory in-process and driven bevel gear cooperation, and the cam can drive slide bar, gyro wheel, (mixing) shaft and puddler reciprocates at rotatory in-process to can reciprocate the stirring in the stirring, make it more even, reduce the error of experiment.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic cross-sectional elevation view of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 4 is a partial perspective view of the present utility model.
Reference numerals illustrate: 1. a titrator host; 2. a connecting pipe; 3. a titration vessel; 4. a titration table; 5. an electric push rod; 6. a mounting plate; 7. a seal ring; 8. a motor; 9. a rotating shaft; 10. a reset assembly; 11. a stirring shaft; 12. a stirring rod; 13. an adjustment assembly; 401. a groove; 1001. a movable block; 1002. a first spring; 1003. a cavity; 1004. a circular ring; 1301. an L-shaped rod; 1302. a slide bar; 1303. a fixed block; 1304. a second spring; 1305. a roller; 1306. a drive assembly; 1307. a drive bevel gear; 1308. a driven bevel gear; 1309. a round bar; 1310. a cam.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-4, this embodiment provides an automatic titrator with stirring device, including titrator host computer 1, connecting pipe 2 and titration vessel 3, the right side fixedly connected with titration bench 4 of titrator host computer 1, titration vessel 3 sets up on titration bench 4, the upper surface right side fixedly connected with electric putter 5 of titrator host computer 1, the top fixedly connected with mounting panel 6 of electric putter 5, the lower surface fixedly connected with of mounting panel 6 is with the sealing washer 7 corresponding with titration vessel 3, the upper surface fixedly connected with motor 8 of mounting panel 6, the output fixedly connected with pivot 9 of motor 8, the bottom of pivot 9 runs through mounting panel 6 and is provided with (mixing) shaft 11 through reset assembly 10, the surface fixedly connected with a plurality of puddlers 12 of (mixing) shaft 11, the right side of pivot 9 is provided with adjusting part 13.
For the titration experiments, as shown in fig. 1 and 2: one end of the connecting pipe 2 is connected with the titrator host 1, and the other end of the connecting pipe 2 is arranged on the mounting plate 6, so that liquid can be dripped into the titration container 3 through the connecting pipe 2.
In order to make the placement of the titration vessel 3 more stable, it is shown in fig. 1 and 4: the upper surface of titration bench 4 has seted up recess 401, and titration vessel 3's bottom is located recess 401, sets up titration vessel 3 like this and can not appear sliding in recess 401, is favorable to the going on of experiment.
For stirring the solution of titration vessel 3, as shown in fig. 2 and 3: reset assembly 10 includes movable block 1001 and first spring 1002, cavity 1003 has been seted up to the inside of (mixing) shaft 11, the bottom of pivot 9 is located the inside of cavity 1003 and with movable block 1001 fixed connection, the surface at pivot 9 is established to first spring 1002 cover, the one end and the interior roof fixed connection of cavity 1003 of first spring 1002, the other end and the movable block 1001 fixed connection of first spring 1002, the top fixedly connected with ring 1004 of (mixing) shaft 11, set up pivot 9 like this can drive (mixing) shaft 11 and puddler 12 rotatory at rotatory in-process, thereby stir the solution in the titration container 3 in experimental operation, simultaneously (mixing) shaft 11 can reciprocate along pivot 9.
To move the stirring rod 12 up and down, as shown in fig. 2 and 3: the adjusting component 13 comprises an L-shaped rod 1301, a sliding rod 1302, a fixed block 1303, a second spring 1304 and a roller 1305, wherein the L-shaped rod 1301 is fixedly connected to the lower surface of the mounting plate 6, a driving component 1306 is arranged on the left side of the L-shaped rod 1301, the top end of the sliding rod 1302 is fixedly connected with the fixed block 1303, the bottom end of the sliding rod 1302 penetrates through the L-shaped rod 1301 and is fixedly connected with the roller 1305, the sliding rod 1302 is slidably connected with the L-shaped rod 1301, the second spring 1304 is sleeved on the outer surface of the sliding rod 1302, the second spring 1304 is compressed and drives the sliding rod 1302 and the roller 1305 to move downwards when the fixed block 1303 moves downwards, and at the moment, the roller 1305 rolls on the circular ring 1004 and drives the stirring shaft 11 and the stirring rod 12 to move downwards, and the stirring shaft 11 and the stirring rod 12 are reset upwards by the restoring force of the second spring 1304 when the fixed block 1303 moves upwards.
To move the fixing block 1303 up and down, as shown in fig. 2 and 3: the driving assembly 1306 comprises a driving bevel gear 1307, a driven bevel gear 1308, a round bar 1309 and a cam 1310, wherein the driving bevel gear 1307 is fixedly connected to the outer surface of the rotating shaft 9, the driven bevel gear 1308 and the cam 1310 are fixedly connected to the outer surface of the round bar 1309, the driving bevel gear 1307 is in meshed connection with the driven bevel gear 1308, the right end of the round bar 1309 is in rotary connection with the L-shaped bar 1301 through a bearing, the cam 1310 corresponds to the fixed block 1303 in position, the rotating shaft 9 can drive the driving bevel gear 1307 to rotate in the rotating process, the driving bevel gear 1307 is matched with the driven bevel gear 1308 to drive the round bar 1309 and the cam 1310 to rotate in the rotating process, and the cam 1310 enables the fixed block 1303 to move up and down in the rotating process.
The operating principle is that when in use, the titration container 3 is placed in the groove 401, then the electric push rod 5 is opened to shrink to drive the mounting plate 6 to move downwards until the sealing ring 7 on the lower surface of the mounting plate 6 is pressed on the top end of the titration container 3, the motor 8 is opened to drive the rotating shaft 9 to rotate when the titration laboratory is carried out, the rotating shaft 9 can drive the stirring shaft 11 and the stirring rod 12 to rotate in the rotating process, so that the solution in the titration container 3 is stirred while the experiment operation is carried out, meanwhile, the rotating shaft 9 can drive the driving bevel gear 1307 to rotate in the rotating process, the driving bevel gear 1307 can drive the round rod 1309 and the cam 1310 to rotate in the rotating process in cooperation with the driven bevel gear 1308, the second spring 1304 is compressed and drives the slide rod 1302 and the roller 1305 to move downwards when the cam 1310 extrudes the fixed block 1303, and at the moment, the roller 1305 rolls on the round ring 1004 and drives the stirring shaft 11 and the stirring rod 12 to move downwards, and the stirring shaft 11 and the stirring rod 12 are reset upwards through the restoring force of the second spring 1304 when the cam 1310 breaks away from the fixed block 1303, so that the solution in the titration container 3 can be stirred and stirred up and stirred, the experiment error is more uniform, and error is reduced.
While the basic principles and main features of the utility model and advantages of the utility model have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described in the foregoing description merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatic titration apparatus with agitating unit, includes titration apparatus host computer (1), connecting pipe (2) and titration vessel (3), its characterized in that, titration apparatus host computer (1) right side fixedly connected with titrates platform (4), titration vessel (3) set up on titrating platform (4), titration apparatus host computer (1) upper surface right side fixedly connected with electric putter (5), electric putter's (5) top fixedly connected with mounting panel (6), the lower surface fixedly connected with of mounting panel (6) with titrates sealing washer (7) corresponding with titration vessel (3), the upper surface fixedly connected with motor (8) of mounting panel (6), the output fixedly connected with pivot (9) of motor (8), mounting panel (6) are run through to the bottom of pivot (9) and are provided with (11) through reset subassembly (10), the surface fixedly connected with a plurality of puddlers (12) of pivot (11), the right side of pivot (9) is provided with adjusting part (13).
2. An automatic titrator with a stirring device according to claim 1, characterized in that one end of the connecting pipe (2) is connected with the titrator host machine (1), and the other end of the connecting pipe (2) is arranged on the mounting plate (6).
3. The automatic titrator with the stirring device according to claim 2, wherein the upper surface of the titration bench (4) is provided with a groove (401), and the bottom end of the titration container (3) is positioned in the groove (401).
4. The automatic titrator with the stirring device according to claim 3, wherein the reset assembly (10) comprises a movable block (1001) and a first spring (1002), a cavity (1003) is formed in the stirring shaft (11), the bottom end of the rotating shaft (9) is located in the cavity (1003) and fixedly connected with the movable block (1001), the first spring (1002) is sleeved on the outer surface of the rotating shaft (9), one end of the first spring (1002) is fixedly connected with the inner top wall of the cavity (1003), the other end of the first spring (1002) is fixedly connected with the movable block 1001, and a circular ring (1004) is fixedly connected with the top end of the stirring shaft (11).
5. The automatic titrator with stirring device according to claim 4, wherein the adjusting component (13) comprises an L-shaped rod (1301), a sliding rod (1302), a fixed block (1303), a second spring (1304) and a roller (1305), the L-shaped rod (1301) is fixedly connected to the lower surface of the mounting plate (6), a driving component (1306) is arranged on the left side of the L-shaped rod (1301), the top end of the sliding rod (1302) is fixedly connected with the fixed block (1303), the bottom end of the sliding rod (1302) penetrates through the L-shaped rod (1301) and is fixedly connected with the roller (1305), the sliding rod (1302) is in sliding connection with the L-shaped rod (1301), and the second spring (1304) is sleeved on the outer surface of the sliding rod (1302).
6. The automatic titrator with the stirring device according to claim 5, wherein the driving assembly (1306) comprises a driving bevel gear (1307), a driven bevel gear (1308), a round rod (1309) and a cam (1310), the driving bevel gear (1307) is fixedly connected to the outer surface of the rotating shaft (9), the driven bevel gear (1308) and the cam (1310) are fixedly connected to the outer surface of the round rod (1309), the driving bevel gear (1307) is in meshed connection with the driven bevel gear (1308), the right end of the round rod (1309) is in rotary connection with the L-shaped rod (1301) through a bearing, and the cam (1310) corresponds to the position of the fixed block (1303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320885504.0U CN219891185U (en) | 2023-04-19 | 2023-04-19 | Automatic titrator with stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320885504.0U CN219891185U (en) | 2023-04-19 | 2023-04-19 | Automatic titrator with stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219891185U true CN219891185U (en) | 2023-10-24 |
Family
ID=88410961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320885504.0U Active CN219891185U (en) | 2023-04-19 | 2023-04-19 | Automatic titrator with stirring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219891185U (en) |
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2023
- 2023-04-19 CN CN202320885504.0U patent/CN219891185U/en active Active
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