CN212031014U - Aspirator for chemical analysis - Google Patents
Aspirator for chemical analysis Download PDFInfo
- Publication number
- CN212031014U CN212031014U CN202020073631.7U CN202020073631U CN212031014U CN 212031014 U CN212031014 U CN 212031014U CN 202020073631 U CN202020073631 U CN 202020073631U CN 212031014 U CN212031014 U CN 212031014U
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- China
- Prior art keywords
- fixed box
- fixedly connected
- fixed
- rotating shaft
- chemical analysis
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- 239000000126 substance Substances 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 239000011550 stock solution Substances 0.000 abstract description 7
- 238000005213 imbibition Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a chemical analysis is with imbibition ware relates to imbibition ware technical field, including imbibition ware main part and funnel, the bottom fixedly connected with fixed box of funnel, the fixed box is hollow structure, the bottom of fixed box is equipped with the stock solution bottle, one side middle part of fixed box is equipped with the knob, the stock solution bottle passes through fixed box and funnel intercommunication, the solid fixed ring of bottleneck surface fixedly connected with of stock solution bottle, in the fixed box was inserted at the top of stock solution bottle, the knob is close to the one end of one side middle part fixed connection rotation axis of fixed box, the other end of rotation axis stretches into the installation intracavity that the fixed box was seted up, the rotation axis is located the one end fixedly connected with rotation axis in the fixed box, the one end fixedly connected with worm of rotation axis, the bottom meshing of worm is connected with the worm wheel. The utility model discloses can dismantle and install the stock solution bottle fast, structural design is reasonable, easy operation, it is convenient to use.
Description
Technical Field
The utility model relates to a aspirator technical field, in particular to aspirator for chemical analysis.
Background
In the application fields of chemical engineering, chemical analysis laboratories and other analysis and inspection technologies, a liquid pipette is often required to be used for quantitatively moving liquid to perform analysis and detection, and an auxiliary liquid sucker is required to suck the liquid when the liquid is moved.
The utility model discloses a aspirator for chemical analysis disclosed in chinese utility model patent application laid-open specification CN 209254792U passes through many adjustment mechanism's setting, conveniently absorbs liquid, and angle when can the omnidirectional free rotation imbibition has improved the availability factor, though, this aspirator for chemical analysis, however, the inconvenient dismantlement of this aspirator for chemical analysis and installation stock solution bottle, troublesome poeration wastes time and energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chemical analysis is with aspirator to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a liquid aspirator for chemical analysis comprises a liquid aspirator main body and a funnel, wherein the bottom end of the funnel is fixedly connected with a fixed box, the fixed box is of a hollow structure, and the bottom of the fixed box is provided with a liquid storage bottle;
the middle part of one side of the fixed box is provided with a knob, the liquid storage bottle is communicated with the funnel through the fixed box, the outer surface of a bottle opening of the liquid storage bottle is fixedly connected with a fixed ring, the top of the liquid storage bottle is inserted into the fixed box, the knob is close to the middle part of one side of the fixed box and is fixedly connected with one end of a rotating shaft, the other end of the rotating shaft extends into an installation cavity formed in the fixed box, one end of the rotating shaft, which is positioned in the fixed box, is fixedly connected with the rotating shaft, one end of the rotating shaft is fixedly connected with a;
the middle part fixedly connected with two-way screw rod of worm wheel, the equal threaded connection in both ends of two-way screw rod has the nut, one side fixedly connected with connecting rod of nut, the one end fixedly connected with fixture block of connecting rod.
Optionally, a sealing groove is formed in the upper surface of the fixing ring, and a sealing ring is embedded in the sealing groove.
Optionally, the rotating shaft is rotatably fixed in the fixing box through a bearing.
Optionally, the bidirectional screw rod penetrates through the worm wheel, and the bidirectional screw rod is rotatably fixed in the fixing box through a bearing.
Optionally, a clamping groove matched with the clamping block is formed in the fixing ring, and one end of the clamping block penetrates out of the fixing box and extends into the clamping groove.
The utility model discloses a technological effect and advantage:
the utility model discloses a cooperation of knob, rotation axis, worm wheel, two-way screw rod, nut, connecting rod, fixture block, draw-in groove is used, can dismantle and install the stock solution bottle fast, and structural design is reasonable, easy operation, and it is convenient to use.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a side view of the fixing box of the present invention.
Fig. 3 is a schematic side view of the fixing box of the present invention.
Fig. 4 is a schematic cross-sectional view taken along the direction a-a in fig. 2 according to the present invention.
Fig. 5 is a perspective view of the fixing box of the present invention.
In the figure: 1. a liquid aspirator main body; 2. a funnel; 3. a fixing box; 4. a liquid storage bottle; 5. a knob; 6. a fixing ring; 7. a seal ring; 8. a rotating shaft; 9. a worm; 10. a worm gear; 11. a bidirectional screw; 12. a nut; 13. a connecting rod; 14. a clamping block; 15. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a liquid aspirator for chemical analysis as shown in figures 1-5, which comprises a aspirator main body 1 and a funnel 2, wherein the bottom end of the funnel 2 is fixedly connected with a fixed box 3, the fixed box 3 is of a hollow structure, and the bottom of the fixed box 3 is provided with a liquid storage bottle 4;
a knob 5 is arranged in the middle of one side of the fixed box 3, the liquid storage bottle 4 is communicated with the funnel 2 through the fixed box 3, a fixing ring 6 is fixedly connected to the outer surface of a bottle opening of the liquid storage bottle 4, the top of the liquid storage bottle 4 is inserted into the fixed box 3, a sealing groove is formed in the upper surface of the fixing ring 6, a sealing ring 7 is embedded in the sealing groove, the sealing performance is enhanced, one end of a rotating shaft 8 is fixedly connected to the middle of one side, close to the fixed box 3, of the knob 5, the other end of the rotating shaft 8 extends into an installation cavity formed in the fixed box 3, the rotating shaft 8 is rotatably fixed in the fixed box 3 through a bearing, the rotating shaft 8 is convenient to stably rotate, one end, located in the fixed box 3, of the rotating;
two-way screw rod 11 of middle part fixedly connected with of worm wheel 10, two-way screw rod 11 runs through worm wheel 10, two-way screw rod 11 rotationally fixes in fixed box 3 through the bearing, 11 rotation stability of two-way screw rod of being convenient for, the equal threaded connection in both ends of two-way screw rod 11 has nut 12, one side fixedly connected with connecting rod 13 of nut 12, the one end fixedly connected with fixture block 14 of connecting rod 13, set up the draw-in groove 15 with 14 adaptations of fixture block on the solid fixed ring 6, fixed box 3 is worn out and draw into in the draw-in groove 15 to the one end of fixture.
The utility model discloses a theory of operation:
when the liquid storage bottle 4 needs to be detached, the knob 5 is rotated, the knob 5 drives the worm 9 to rotate through the rotating shaft 8, the worm 9 drives the worm wheel 10 to rotate, the worm wheel 10 drives the bidirectional screw rod 11 to rotate, the bidirectional screw rod 11 drives the two nuts 12 to do linear motion which is far away from each other, the nuts 12 drive the fixture block 14 to move through the connecting rod 13, the fixture block 14 is separated from the clamping groove 15, the fixation of the liquid storage bottle 4 is released, and the liquid storage bottle 4 can be detached.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a chemical analysis is with aspirator, includes aspirator main part (1) and funnel (2), its characterized in that: the bottom end of the funnel (2) is fixedly connected with a fixed box (3), the fixed box (3) is of a hollow structure, and a liquid storage bottle (4) is arranged at the bottom of the fixed box (3);
a knob (5) is arranged in the middle of one side of the fixed box (3), the liquid storage bottle (4) is communicated with the funnel (2) through the fixed box (3), a fixed ring (6) is fixedly connected to the outer surface of a bottle opening of the liquid storage bottle (4), the top of the liquid storage bottle (4) is inserted into the fixed box (3), one end of a rotating shaft (8) is fixedly connected to the middle of one side, close to the fixed box (3), of the knob (5), the other end of the rotating shaft (8) extends into an installation cavity formed in the fixed box (3), one end, located in the fixed box (3), of the rotating shaft (8) is fixedly connected with the rotating shaft (8), one end of the rotating shaft (8) is fixedly connected with a worm (9), and the bottom of the worm (9) is connected with a worm wheel;
the middle part fixedly connected with two-way screw rod (11) of worm wheel (10), the equal threaded connection in both ends of two-way screw rod (11) has nut (12), one side fixedly connected with connecting rod (13) of nut (12), the one end fixedly connected with fixture block (14) of connecting rod (13).
2. The pipette for chemical analysis according to claim 1, wherein:
the upper surface of the fixing ring (6) is provided with a sealing groove, and a sealing ring (7) is embedded in the sealing groove.
3. The pipette for chemical analysis according to claim 1, wherein:
the rotating shaft (8) is rotatably fixed in the fixed box (3) through a bearing.
4. The pipette for chemical analysis according to claim 1, wherein:
the bidirectional screw (11) penetrates through the worm wheel (10), and the bidirectional screw (11) is rotatably fixed in the fixed box (3) through a bearing.
5. The pipette for chemical analysis according to claim 1, wherein:
the fixing ring (6) is provided with a clamping groove (15) matched with the clamping block (14), and one end of the clamping block (14) penetrates out of the fixing box (3) and extends into the clamping groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020073631.7U CN212031014U (en) | 2020-01-14 | 2020-01-14 | Aspirator for chemical analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020073631.7U CN212031014U (en) | 2020-01-14 | 2020-01-14 | Aspirator for chemical analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212031014U true CN212031014U (en) | 2020-11-27 |
Family
ID=73487131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020073631.7U Active CN212031014U (en) | 2020-01-14 | 2020-01-14 | Aspirator for chemical analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212031014U (en) |
-
2020
- 2020-01-14 CN CN202020073631.7U patent/CN212031014U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210506 Address after: 611730 No. 504 and 505, unit 2, building 6, Hongji Yaju, north section of Hongqi Avenue, Deyuan town (Jingrong town), Pixian County, Chengdu City, Sichuan Province Patentee after: Chengdu Tofino Technology Co.,Ltd. Address before: 151100 Dongfu village, Yuejin Township, Zhaodong City, Suihua City, Heilongjiang Province Patentee before: Liu Jisheng |
|
| TR01 | Transfer of patent right |