CN210307820U - Movable arm for assembling liquid-transfering gun - Google Patents
Movable arm for assembling liquid-transfering gun Download PDFInfo
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- CN210307820U CN210307820U CN201920940333.0U CN201920940333U CN210307820U CN 210307820 U CN210307820 U CN 210307820U CN 201920940333 U CN201920940333 U CN 201920940333U CN 210307820 U CN210307820 U CN 210307820U
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- arm
- sleeve
- liquid
- extension arm
- transfering gun
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Abstract
The utility model discloses an equipment moving arm of liquid-transfering gun, this moving arm include the base, locate the lift arm on the base, with lift arm upper end articulated extension arm and locate the extension arm end and be used for holding the sleeve of liquid-transfering gun, sleeve one side is equipped with a pair of journal stirrup, and the journal stirrup is articulated from the left and right sides and installs in the extension arm end. The movable arm is used in combination with a quantitative titration formula test bed, the influence of temperature on solubility can be known under the condition of water bath temperature change, and an optimal compound formula can be obtained by combining different proportions and dilution ratios. Utilize the digging arm, disposable suction reagent through adjusting liquid-transfering gun gear control liquid-transfering volume, makes the operation concentrate on the experiment bench and accomplishes, has reduced the operating load, is favorable to the experimenter to accelerate operating efficiency.
Description
Technical Field
The utility model relates to a compound experimental instrument and equipment of using of chemistry, specifically speaking relate to an equipment moving arm of liquid-transfering gun.
Background
When compounding formulas in the field of cosmetics, after functional design is completed, the characteristics of mixing of all the components are verified through practical operation, wherein the characteristics comprise the problems of solubility, whether reaction occurs, whether stability exists, whether heating is easy to change and the like of a compounded product, and researchers need to further adjust the proportion of all the components to find a scheme which can meet the formula requirements and avoid the situations. Therefore, when a formula is prepared, the components are compounded in proportion by an experimenter and then are placed in a bottle to be uniformly mixed, and the bottle is kept still, but for a multi-component formula, dozens or even twenty samples are often generated under the condition of dilution of different component concentrations, and when the stability of the multi-component formula is verified, the multi-component formula is verified in a unified environment, the purpose cannot be realized by the existing laboratory equipment and equipment, and the experimenter needs to verify in batches, so that misjudgment can be generated due to non-unified environmental elements in the compounding process.
The operating load of the experimenter is mainly derived from calculating the ratio and titrating a solution of a specific content in a reagent bottle. For a compound sample with three formulas, an experimenter performs concentration gradient design on two effective components, at least 10-28 samples are needed, and liquid transfer operation is needed for 30-84 times.
SUMMERY OF THE UTILITY MODEL
The purpose of the invention is as follows: the utility model aims at providing a moving arm of equipment pipetting gun based on quantitative titration formula test bench, the reagent is once only inhaled to the experimenter accessible, moves the liquid measure through adjusting the pipetting gun gear control, makes the operation concentrate on the laboratory bench and accomplishes, has reduced the operating load.
The technical scheme is as follows: in order to achieve the above object, the utility model discloses an equipment moving arm of liquid-transfering gun, including the base, locate the lift arm on the base, with lift arm upper end articulated extension arm and locate the extension arm end and be used for holding the sleeve of liquid-transfering gun, sleeve one side is equipped with a pair of journal stirrup, and the journal stirrup is articulated from the left and right sides and installs in the extension arm end.
In order to conveniently accommodate the pipette, the inner surface of the sleeve is conical. The conical shape is narrow in front and wide in back, and is suitable for putting a liquid transfer gun from the back end, so that the liquid transfer gun is not easy to fall off.
The lifting arm and the extension arm are both of an inner and outer composite sleeve type structure, and locking bolts used for fixing the sleeve position are arranged on the lifting arm and the extension arm. The mode that wherein easily realizes is along highly being equipped with a plurality of screws on the inner tube, and after the inner tube adjusted the assigned position for the urceolus, fixed this position through the cooperation of locking bolt and screw.
The base comprises a fixing portion and a rotating portion, wherein a ball head portion is arranged above the fixing portion and forms interference fit with a groove in the bottom of the rotating portion.
The above-described device is used in conjunction with the "quantifiable titration formula test stand" of the same application. The quantitative titration formula test bed comprises a shell, a motor, a transmission mechanism, a water bath arranged in the shell and an oscillation platform arranged above the water bath, wherein the bottom of the oscillation platform is fixedly connected with one or more support rods, the support rods extend towards the side wall of one side and penetrate into adjacent chambers, and the end parts of the support rods are provided with curved surface parts; the transmission mechanism comprises a transmission shaft connected with the motor and a cam eccentrically arranged on the transmission shaft; the cam is contacted with the curved surface part of the supporting rod when rotating; a heating copper pipe is arranged at the bottom of the water bath; the casing surface of water bath side is equipped with a row of guide rail, install a gliding digging arm of guide rail along on the guide rail, the digging arm tip is equipped with the fixed subassembly of mountable pipetting gun.
The quantitative titration formula test bed provides a compound formula which is convenient for experimenters to evaluate the solubility, the chromaticity and the stability of the compound formula in a unified environment, can know the influence of temperature on the solubility under the condition of water bath temperature change, and obtains the optimal compound formula by combining different proportions and dilution ratios. Utilize the digging arm, disposable suction reagent through adjusting liquid-transfering gun gear control liquid-transfering volume, makes the operation concentrate on the experiment bench and accomplishes, has reduced the operating load, is favorable to the experimenter to accelerate operating efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the present invention assembled on a "quantitative titration formula testing stand".
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
Referring to fig. 1 and 2, a movable arm for assembling a pipette 7 includes a base 1, a lifting arm 2, an extension arm 3, and a sleeve 4. The base 1 comprises a fixing portion and a rotating portion, a concave portion is arranged below the fixing portion and is in sliding fit with the guide rail 5, and a ball head portion is arranged above the fixing portion and is in interference fit with a groove in the bottom of the rotating portion.
The lifting arm 2 and the extension arm 3 are both of an inner and outer composite sleeve type structure, and the lifting arm 2 and the extension arm 3 are provided with locking bolts for fixing the position of the sleeve 4. Specifically, the outer cylinder of the lifting arm 2 is connected with the rotating part of the base 1, the inner cylinder of the lifting arm 2 is hinged with the outer cylinder of the extension arm 3 at the end part, and the front end of the inner cylinder of the extension arm 3 is provided with a sleeve 4. The inner cylinder and the outer cylinder can slide mutually under the condition of being unlocked by the locking bolt, and after the inner cylinder is adjusted to a specified position relative to the outer cylinder, the position is fixed by the matching of the locking bolt and the screw hole.
The inner surface of the sleeve 4 is conical in shape and is used for accommodating a pipette 7. One side of the sleeve 4 is provided with a pair of support lugs 6, and the support lugs 6 are hinged and installed at the tail ends of the extension arms 3 from the left side and the right side. The shape of the lug is preferably a sector with a radian of 180 degrees or more. The inner side surfaces of the two support lugs are provided with a plurality of bulges distributed in a high radial shape, the two support lugs are hinged to the end part of the inner cylinder of the extension arm through support lug bolts, and when the bolts rotate anticlockwise, the distance between the two support lugs is increased, so that the rotation and the angle adjustment are facilitated; when the bolt is rotated clockwise, the lug will press the end of the inner cylinder of the extension arm to fix the two tightly.
Example 2
Example 2 shows a top view of the moveable arm in combination with a "quantifiable titration formula test stand". The movable wall of example 1 is used, and when moving along the guide rail, the movable wall just corresponds to the oscillating platform 8 in the quantitative titration formula test bed, and a multi-hole plate is arranged in the oscillating platform and used for pipetting observation. A part of the material of the oscillation platform is made of colored acrylic, so that the phenomena of insolubility and precipitability are conveniently observed.
Claims (4)
1. The utility model provides an equipment moving arm of liquid-transfering gun which characterized in that: the movable arm comprises a base, a lifting arm arranged on the base, an extension arm hinged with the upper end of the lifting arm, and a sleeve arranged at the tail end of the extension arm and used for accommodating a liquid-transferring gun, wherein a pair of support lugs are arranged on one side of the sleeve, and the support lugs are hinged to the tail end of the extension arm from the left side and the right side.
2. The articulated arm of claim 1, wherein: the inner surface of the sleeve is in a conical surface shape.
3. The articulated arm of claim 2, wherein: the lifting arm and the extension arm are both of an inner and outer composite sleeve type structure, and locking bolts used for fixing the sleeve position are arranged on the lifting arm and the extension arm.
4. The articulated arm of claim 2, wherein: the base comprises a fixing portion and a rotating portion, wherein a ball head portion is arranged above the fixing portion and forms interference fit with a groove in the bottom of the rotating portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920940333.0U CN210307820U (en) | 2019-06-20 | 2019-06-20 | Movable arm for assembling liquid-transfering gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920940333.0U CN210307820U (en) | 2019-06-20 | 2019-06-20 | Movable arm for assembling liquid-transfering gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210307820U true CN210307820U (en) | 2020-04-14 |
Family
ID=70145449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920940333.0U Active CN210307820U (en) | 2019-06-20 | 2019-06-20 | Movable arm for assembling liquid-transfering gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210307820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220120920A (en) * | 2021-02-24 | 2022-08-31 | 충남대학교산학협력단 | Shake control device for pipette use |
-
2019
- 2019-06-20 CN CN201920940333.0U patent/CN210307820U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220120920A (en) * | 2021-02-24 | 2022-08-31 | 충남대학교산학협력단 | Shake control device for pipette use |
| KR102578537B1 (en) * | 2021-02-24 | 2023-09-13 | 충남대학교산학협력단 | Shake control device for pipette use |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 210000 building C, Shilin Industrial Park, No. 10, Wanshou Road, Jiangbei new area, Nanjing, Jiangsu Patentee after: Nanjing sbaike Biotechnology Co.,Ltd. Address before: 210000 floor 5, building C, Shilin Industrial Park, No. 10, Wanshou Road, Pukou District, Nanjing, Jiangsu Province Patentee before: SPEC-CHEM INDUSTRY Inc. |
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| CP03 | Change of name, title or address |