CN212780109U - Sampling titration device for pharmaceutical analysis - Google Patents
Sampling titration device for pharmaceutical analysis Download PDFInfo
- Publication number
- CN212780109U CN212780109U CN202021483142.5U CN202021483142U CN212780109U CN 212780109 U CN212780109 U CN 212780109U CN 202021483142 U CN202021483142 U CN 202021483142U CN 212780109 U CN212780109 U CN 212780109U
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- Prior art keywords
- wall
- fixedly connected
- burette
- pivot
- rubber cap
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- 238000005070 sampling Methods 0.000 title claims abstract description 27
- 238000004448 titration Methods 0.000 title claims abstract description 23
- 238000005220 pharmaceutical analysis Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 8
- 239000003814 drug Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 3
- 229940079593 drug Drugs 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling titration apparatus for pharmaceutical analysis, including the rubber cap, the bottom outer wall fixedly connected with burette of rubber cap, and the inner wall of burette is connected with the pivot through the bearing, and the other end of pivot is located the outside of burette, the spacing leaf of outer wall equidistance fixedly connected with of pivot, and the other end of spacing leaf and the inner wall contact of burette, the other end fixedly connected with of pivot changes the handle, and changes the outer wall of handle and burette and all open the jack, and the inner wall of two jacks is pegged graft and is had same gag lever post. The utility model discloses a be provided with pivot, spacing leaf, change and gag lever post, when taking a sample, the negative pressure drives during the medicine gets into the connecting pipe, causes the impact to drive its rotation to spacing leaf then, during the medicine finally got into the rubber cap, then rotate and change the handle for the gag lever post inserts and changes in the jack on with the burette, makes spacing leaf block the inside of burette, prevents the medicine drippage, improves the sample and collects the effect.
Description
Technical Field
The utility model relates to a pharmaceutical analysis technical field especially relates to a sampling titration outfit for pharmaceutical analysis.
Background
The titration device is a liquid sampling device, is an instrument for sucking or dripping a small amount of liquid reagent and consists of a rubber cap and a glass tube.
The existing sampling titration device for pharmaceutical analysis has the following defects: after medicine sampling, the taken sample is left in the dropper or the rubber cap, but the sample remained in the dropper or the rubber cap has the possibility of dripping, the sample is collected through negative pressure during sampling, and after the sample is collected, the dropper is communicated with the external air, so that the sample in the dropper easily slides under the action of gravity, and therefore, the sampling titration device has use defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a sampling titration device for drug analysis.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a sampling titration outfit for pharmaceutical analysis, includes the rubber cap, the bottom outer wall fixedly connected with burette of rubber cap, and the inner wall of burette is connected with the pivot through the bearing, and the other end of pivot is located the outside of burette, the spacing leaf of outer wall equidistance fixedly connected with of pivot, and the other end of spacing leaf and the inner wall contact of burette, the other end fixedly connected with of pivot changes the handle, and changes the outer wall of handle and burette and all open the jack, and the inner wall of two jacks is pegged graft and is had same gag lever post.
Furthermore, the outer wall of the bottom of the dropper is fixedly connected with a connecting pipe, and the outer wall of the bottom of the connecting pipe is fixedly connected with an absorption head.
Furthermore, a first sealing sleeve is pasted at the joint of the dropper and the rubber cap, and a second sealing sleeve is pasted at the joint of the dropper and the connecting pipe.
Furthermore, the outer wall of the top of the rubber cap is provided with a connecting hole, the inner wall of the connecting hole is fixedly connected with an air outlet pipe, and the outer wall of the air outlet pipe is connected with a valve through a flange.
Furthermore, the top outer wall of the rubber cap is equidistantly provided with connecting rods, and the top outer walls of the connecting rods are fixedly connected with the same air bag ball.
Furthermore, the outer wall of the top of the air bag ball is fixedly connected with an air inlet pipe, and the other end of the air outlet pipe is fixedly connected inside the air bag ball.
Furthermore, the outer wall of the connecting pipe is fixedly connected with a support ring.
The utility model has the advantages that:
1. through being provided with pivot, spacing leaf, change and gag lever post, when taking a sample, the negative pressure drives during the medicine gets into the connecting pipe, causes the impact to drive its rotation to spacing leaf then, during the medicine finally got into the rubber cap, then rotate and change the handle for the gag lever post inserts and changes the jack on handle and the burette, makes spacing leaf block the inside of burette, prevents the medicine drippage, improves the sample and collects the effect.
2. Through being provided with gasbag ball, intake pipe, outlet duct and valve, the sample titrates the back, tightly holds the gasbag ball and makes gas wash the rubber cap inside through the outlet duct, and gas erodees, improves rubber cap cleaning performance.
3. Through being provided with the support ring, the support ring is installed in the outer wall of connecting pipe, carries out the sample back, can directly place this sample titration outfit on the rack through the support ring, need not artifical handheld, improves its functionality.
Drawings
Fig. 1 is a schematic structural diagram of a sampling titration apparatus for pharmaceutical analysis according to the present invention;
fig. 2 is a schematic diagram of a structure of a limiting leaf of a sampling titration device for pharmaceutical analysis according to the present invention;
fig. 3 is a schematic view of a support ring structure of a sampling titration apparatus for pharmaceutical analysis according to the present invention.
In the figure: 1-rubber cap, 2-first sealing sleeve, 3-second sealing sleeve, 4-connecting pipe, 5-suction head, 6-limit leaf, 7-dropper, 8-air outlet pipe, 9-valve, 10-air inlet pipe, 11-air bag ball, 12-connecting rod, 13-rotating handle, 14-limit rod, 15-support ring.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-2, a sampling titration apparatus for drug analysis comprises a rubber cap 1, a burette 7 is fixedly connected to the outer wall of the bottom of the rubber cap 1, the inner wall of the burette 7 is connected with a rotating shaft through a bearing, the other end of the rotating shaft is positioned outside the burette 7, a limiting leaf 6 is fixedly connected to the outer wall of the rotating shaft at equal intervals, the other end of the limiting leaf 6 is contacted with the inner wall of the burette 7, a rotating handle 13 is fixedly connected to the other end of the rotating shaft, jacks are formed in the outer walls of the rotating handle 13 and the burette 7, the same limiting rod 14 is inserted into the inner walls of the two jacks, when sampling is carried out, negative pressure drives a drug to enter a connecting pipe 4, then impacts the limiting leaf 6 to drive the drug to rotate, the drug finally enters the rubber cap 1, then the rotating handle 13 is rotated, the limiting rod 14 is inserted into the jacks on, prevent the medicine from dripping and improve the effect of collecting the sample.
Wherein, the bottom outer wall fixedly connected with connecting pipe 4 of burette 7, and the bottom outer wall fixedly connected with of connecting pipe 4 absorbs head 5.
Wherein, a first sealing sleeve 2 is stuck at the joint of the dropper 7 and the rubber cap 1, and a second sealing sleeve 3 is stuck at the joint of the dropper 7 and the connecting pipe 4.
Wherein, the outer wall of the top of the rubber cap 1 is provided with a connecting hole, the inner wall of the connecting hole is fixedly connected with an air outlet pipe 8, and the outer wall of the air outlet pipe 8 is connected with a valve 9 through a flange.
Wherein, the top outer wall of rubber cap 1 equidistance is equipped with connecting rod 12, and the same air bag ball 11 of the top outer wall fixedly connected with of a plurality of connecting rods 12.
Wherein, the top outer wall of gasbag ball 11 is fixedly connected with intake pipe 10, and the other end fixed connection of outlet duct 8 is in the inside of gasbag ball 11.
The working principle is as follows: when carrying out the medicine sample, grip rubber cap 1 tightly, make the sample get into connecting pipe 4 from absorbing head 5 through the negative pressure, then strike the inside spacing leaf 6 of burette 7, make the pivot rotatory, the sample finally gets into rubber cap 1, accomplish the sample operation, after the sample operation, not titrate at once, rotate according to the rotatory direction of spacing leaf 6 and change 13, make the jack on changeing the board 13 and the jack on the burette 7 corresponding, insert gag lever post 14 in two jacks, spacing leaf 6 blocks up the inside burette 7, prevent that the sample from dripping.
Example 2
Referring to fig. 1-3, compared with embodiment 1, the outer wall of the connecting pipe 4 is fixedly connected with the support ring 15, and after sampling, the sampling titration apparatus can be directly placed on the placing rack through the support ring 15 without manual holding, so that the functionality of the sampling titration apparatus is improved.
The working principle is as follows: compare in embodiment 1, the device use, after the sample, can place this sampling device on the rack through support ring 15, block through support ring 15, need not artifical long-time handheld.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a sampling titration apparatus for pharmaceutical analysis, includes rubber cap (1), its characterized in that, bottom outer wall fixedly connected with burette (7) of rubber cap (1), and the inner wall of burette (7) is connected with the pivot through the bearing, and the other end of pivot is located the outside of burette (7), the spacing leaf of outer wall equidistance fixedly connected with (6) of pivot, and the other end of spacing leaf (6) and the inner wall contact of burette (7), the other end fixedly connected with of pivot changes (13), and changes and all open the jack to the outer wall of (13) and burette (7), and the inner wall of two jacks is pegged graft and is had same gag lever post (14).
2. The sampling titration device for pharmaceutical analysis according to claim 1, wherein the bottom outer wall of the dropper (7) is fixedly connected with the connection tube (4), and the bottom outer wall of the connection tube (4) is fixedly connected with the suction head (5).
3. The sampling titration device for pharmaceutical analysis according to claim 2, wherein a first sealing sleeve (2) is adhered to the joint of the dropper (7) and the rubber cap (1), and a second sealing sleeve (3) is adhered to the joint of the dropper (7) and the connection pipe (4).
4. The sampling titration device for pharmaceutical analysis according to claim 1, wherein the top outer wall of the rubber cap (1) is provided with a connecting hole, the inner wall of the connecting hole is fixedly connected with an air outlet pipe (8), and the outer wall of the air outlet pipe (8) is connected with a valve (9) through a flange.
5. A sampling titration device for pharmaceutical analysis according to claim 4, wherein the top outer wall of the rubber cap (1) is provided with connecting rods (12) at equal intervals, and the top outer walls of a plurality of connecting rods (12) are fixedly connected with the same balloon (11).
6. A sampling titration device for pharmaceutical analysis according to claim 5, wherein the air inlet pipe (10) is fixedly connected to the outer wall of the top of the air bag ball (11), and the other end of the air outlet pipe (8) is fixedly connected to the inside of the air bag ball (11).
7. A sampling titration device according to claim 2, wherein a support ring (15) is fixedly connected to the outer wall of the connection tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021483142.5U CN212780109U (en) | 2020-07-24 | 2020-07-24 | Sampling titration device for pharmaceutical analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021483142.5U CN212780109U (en) | 2020-07-24 | 2020-07-24 | Sampling titration device for pharmaceutical analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212780109U true CN212780109U (en) | 2021-03-23 |
Family
ID=75039488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021483142.5U Active CN212780109U (en) | 2020-07-24 | 2020-07-24 | Sampling titration device for pharmaceutical analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212780109U (en) |
-
2020
- 2020-07-24 CN CN202021483142.5U patent/CN212780109U/en active Active
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