CN202966956U - Liquid measuring device - Google Patents
Liquid measuring device Download PDFInfo
- Publication number
- CN202966956U CN202966956U CN 201220505293 CN201220505293U CN202966956U CN 202966956 U CN202966956 U CN 202966956U CN 201220505293 CN201220505293 CN 201220505293 CN 201220505293 U CN201220505293 U CN 201220505293U CN 202966956 U CN202966956 U CN 202966956U
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- measuring device
- mozzle
- liquid
- connecting arm
- liquid measuring
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Abstract
The utility model discloses a liquid measuring device which comprises a quantifier and a liquid storage tank, wherein a port which is communicated with the opening of the liquid storage tank in a sealing manner is formed in the quantifier; the quantifier is formed by a connecting arm and a cylinder body which are communicated with each together integrally; a flow guide tube which extends out of the cylinder body is arranged inside the cylinder body, and the flow guide tube and the cylinder body are integrally formed; the bottom end of the flow guide tube expands and divides the cylinder body into two parts, namely a quantitative chamber and a buffer chamber; the top end of the flow guide tube extends out of the buffer chamber and is opened at the top part of the cylinder body; one end of the connecting arm is provided with a connector matched with the opening of the liquid storage tank; the other end of the connecting arm is communicated with the buffer chamber of the cylinder body; and a liquid inlet is formed in the flow guide tube in a position opposite to the part where the connecting arm is communicated with the cylinder body. The liquid measuring device is used for measuring liquid, has the advantages of simplicity in operation, high efficiency, low manufacturing cost and the like, and can remarkably improve the working efficiency when liquid of fixed volume is repeatedly measured for multiple times; and by replacing the quantifier with quantifiers with quantitative chambers with different volumes, the requirements on measurement of different volumes of liquid can be met.
Description
Technical field
The utility model relates to a kind of liquid measuring device.
Background technology
Liquid measuring is operation common in daily life and scientific research, particularly chemical test, often relates to measuring of water, organic solvent (as methyl alcohol, methylene chloride, normal hexane, ligroin etc.) and solution.General liquid measuring method mainly contains at present: (1) graduated cylinder or measuring cup measure, and (2) weighing method measures, and (3) pipet measures, and comprise traditional pipet, manual and electric pipettor.Graduated cylinder or measuring cup method are applicable to the general liquid measuring of accuracy requirement, as measuring of liquid-liquid extraction extractant in process; Weight method and traditional pipet method are applicable to the high liquid measuring of accuracy requirement, and the master sample when preparing as standard operation liquid measures.The method accuracy is high although weight method and pipet measure, and the operating process more complicated is had relatively high expectations to the operating personal proficiency, and consuming time longer, efficient is lower.Therefore, usually measure with graduated cylinder for the general occasion of accuracy requirement.In bulge test, often need to carry out same volume (as 5ml, 10mL or 20mL) liquid repeatedly repeat measure, measure efficient with methods such as graduated cylinder, weight method or pipets in this case lower, be difficult to increase work efficiency.Although manually and electric pipettor can measure quickly water or the aqueous system, be not suitable for and measure the vapor tension organic solvent lower than water.
For solving the above-mentioned shortcoming of standing crop access method, need a kind of liquid measuring device simple and easy and quick, that applicable object is wide that operates.
Summary of the invention
The utility model provides a kind of liquid measuring device simple and easy and quick, that applicable object is wide that operates for solving the defective of standing crop access method.
The technical solution of the utility model:
A kind of liquid measuring device, comprise batchmeter and receiver, described batchmeter is provided with the interface that is communicated with the sealing of receiver opening, described batchmeter is communicated with one by connecting arm and cylindrical shell and consists of, the inside of described cylindrical shell be provided with stretch out cylindrical shell outer and with the integrated mozzle of cylindrical shell, described mozzle bottom is expanded and cylindrical shell is separated into quantitative chamber and cushion chamber two parts, the mozzle top is stretched out and is opened on the cylindrical shell top from cushion chamber, described connecting arm one end is the interface that coordinates with the receiver opening, and the other end of described connecting arm is communicated with the cushion chamber of cylindrical shell; Described mozzle is being provided with inlet on the position of connecting arm and cylindrical shell connectivity part.
Described batchmeter specified measure volume by bottom, described quantitative chamber to the described mozzle mouth of pipe up during vertical display the volume of the horizontal lower edge of inlet determined, the specified volume that measures of described batchmeter is definite as required.Usually described mozzle inlet lower edge is designed to the nominal volume of batchmeter to the volume in quantitative chamber.
Further, described connecting arm becomes 45 ~ 80 to spend the inclination angle with sealed cylinder.
Further again, the interface on described connecting arm and the opening on receiver are detouchable in the mode of ground or screw thread mouth and are tightly connected.
Further, described inlet is to be no more than 1/2 of mozzle internal diameter along the radial depth of mozzle, and more preferably described inlet is 1/10 ~ 1/5 of mozzle internal diameter along the radial depth of mozzle, avoids toppling over when measuring liquid overflow to cushion chamber.
Further, the inlet on described mozzle is oblong.
Preferably, described mozzle top is to the connecting arm curving.
Liquid measuring device described in the utility model is made by transparent material, recommends described transparent material preferably clear glass (clear glass of various compositions all can) or clear PE plastics.
Described batchmeter specified measure volume by bottom, described quantitative chamber to the described mozzle mouth of pipe up during vertical display the volume of the horizontal lower edge of inlet determined.Can require to make according to difference the batchmeter of different nominal volume in practical application.Described batchmeter is installed on above the receiver opening by sealed interface (as ground or hickey), and described liquid measuring device combines the principle of work of volumetric flask and permeator.manually adjust the space angle of described liquid measuring device, liquid in described receiver flows automatically in the cushion chamber of described batchmeter under Action of Gravity Field, flow into described quantitative chamber by described inlet thus, after treating that described quantitative chamber is full of liquid, suitably adjust back the angle of described liquid measuring device, unnecessary liquid overflows back described cushion chamber by described inlet, due to the guide functions of described mozzle and the backflow effect of described cushion chamber, remaining liquid and the liquid that measures are taken their own roads and are back to respectively described receiver and flow out described mozzle, the liquid volume that flows out is the specified volume that measures of described liquid measuring device.For making the operation of described liquid measuring device more directly perceived, described liquid measuring device should adopt transparent material (as glass etc.) making, and the flow of liquid of whole operating process is all visual, and assurance accurately measures at every turn.
The beneficial effects of the utility model are mainly reflected in: the utility model is used for liquid measuring, this device has the advantages such as simple to operate, that efficient is high, cost of manufacture is low, can obviously improve the work efficiency that repeatedly repeats to measure fixed volume liquid, by changing batchmeter (quantitatively the volume in chamber is different), can satisfy the demand of different volumes liquid measuring.
Description of drawings
Fig. 1 is the package assembly schematic diagram of the utility model liquid measuring device, and wherein: 1 is that batchmeter, 2 is that receiver, 3 is the opening on receiver;
Fig. 2 is the configuration diagram of the utility model batchmeter, and 4 is that mozzle, 5 is the interface of connecting arm for inlet, 7 for quantitative chamber, 8 for cushion chamber, 6, and a is the inlet radial depth, and b is the inlet longitudinal length.
The specific embodiment
With reference to accompanying drawing 1 ~ Fig. 2.
a kind of liquid measuring device, comprise batchmeter 1 and receiver 2, described batchmeter 1 is provided with the interface 8 that is communicated with the sealing of receiver opening 3, described batchmeter is communicated with one by connecting arm and cylindrical shell and consists of, the inside of described cylindrical shell is provided with stretches out outside cylindrical shell and the integrated mozzle 4 of cylindrical shell, described mozzle 4 bottoms are expanded and cylindrical shell are separated into quantitative chamber 7 and cushion chamber 5 two parts, the mozzle top is stretched out and is opened on the cylindrical shell top from cushion chamber, described connecting arm one end is the interface 8 that coordinates with receiver opening 3, the other end of described connecting arm is communicated with the cushion chamber of cylindrical shell, described mozzle 4 is being provided with inlet 6 on the position of connecting arm and cylindrical shell connectivity part.
The horizontal lower edge of inlet 6 of described batchmeter is the nominal volume of described liquid measuring device to the volume of 7 bottoms, quantitative chamber, and described nominal volume is 25ml.
Described connecting arm becomes 75 to spend the inclination angle with sealed cylinder.
The internal diameter of described mozzle 4 is 1.2cm, and the inlet 6 on described mozzle is oblong.
Described inlet is no more than 1/2 of mozzle internal diameter along the radial depth a of mozzle, preferred described inlet is 1/10 ~ 1/5 of mozzle internal diameter along the radial depth a of mozzle, more preferably described oblong inlet is 0.15cm along mozzle radial depth a, is 1.5cm along mozzle longitudinal length b.
Described mozzle top is to the connecting arm curving.
Batchmeter and the receiver of preferred described liquid measuring device are made by clear glass.
During use, at first open the interface 8 between batchmeter and receiver, take off batchmeter 1, the appropriate liquid to be measured of packing in receiver 2 is loaded onto batchmeter 1.grasp described liquid measuring device (optimum position is batchmeter and receiver interface place), adjust lentamente the space angle (with device shown in Figure 1 by clockwise rotating) of described liquid measuring device, make the mozzle 4 of described batchmeter 1 slowly up, adjusting the cushion chamber 5 of the interior liquid of receiver 2 described in the angle process due to the described batchmeter 1 of Action of Gravity Field inflow, enter described quantitative chamber 7 by described inlet 6 again, after treating that described quantitative chamber 7 is full of liquid, suitably adjust back the space angle of described liquid measuring device, unnecessary liquid higher than inlet 6 lower edges just overflows back described cushion chamber 5 and receiver 2 by described inlet 6, meanwhile, the liquid in described quantitative chamber 7 flows out by described mozzle 4, the liquid volume of outflow be described liquid measuring device specified measure volume.Repeat aforesaid operations, can realize measuring of same volume of liquid.
Get transparent PE and prepare batchmeter and receiver, change the described batchmeter 1 of different nominal volume, can realize measuring of different volumes liquid.
The described content of this specification sheets embodiment is only enumerating the way of realization of inventive concept; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also reaches the equivalent technologies means that design can be expected according to the utility model in those skilled in the art.
Claims (10)
1. liquid measuring device, comprise batchmeter and receiver, described batchmeter is provided with the interface that is communicated with the sealing of receiver opening, it is characterized in that described batchmeter is communicated with one by connecting arm and cylindrical shell and consists of, the inside of described cylindrical shell is provided with stretches out outside cylindrical shell and the integrated mozzle of cylindrical shell, described mozzle bottom is expanded and cylindrical shell is separated into quantitative chamber and cushion chamber two parts, the mozzle top is stretched out and is opened on the cylindrical shell top from cushion chamber, described connecting arm one end is the interface that coordinates with the receiver opening, the other end of described connecting arm is communicated with the cushion chamber of cylindrical shell, described mozzle is being provided with inlet on the position of connecting arm and cylindrical shell connectivity part.
2. liquid measuring device as claimed in claim 1, it is characterized in that: described mozzle inlet lower edge is designed to the nominal volume of batchmeter to the volume in quantitative chamber.
3. liquid measuring device as claimed in claim 1 is characterized in that described connecting arm becomes 45 ~ 80 degree inclination angles with sealed cylinder.
4. liquid measuring device as claimed in claim 1 is characterized in that interface on described connecting arm and the opening on receiver are detouchable in the mode of ground or screw thread mouth and are tightly connected.
5. liquid measuring device as claimed in claim 1, is characterized in that the inlet on described mozzle is oblong.
6. liquid measuring device as claimed in claim 1, is characterized in that described inlet is to be no more than 1/2 of mozzle internal diameter along the radial depth of mozzle.
7. liquid measuring device as claimed in claim 1, is characterized in that described inlet is 1/10 ~ 1/5 of mozzle internal diameter along the radial depth of mozzle.
8. liquid measuring device as claimed in claim 1 is characterized in that described mozzle top is to the connecting arm curving.
9. as liquid measuring device as described in one of claim 1 ~ 8, it is characterized in that described liquid measuring device is made by transparent material.
10. liquid measuring device as claimed in claim 9, is characterized in that described transparent material is clear glass or clear PE plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220505293 CN202966956U (en) | 2012-09-28 | 2012-09-28 | Liquid measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220505293 CN202966956U (en) | 2012-09-28 | 2012-09-28 | Liquid measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202966956U true CN202966956U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220505293 Expired - Fee Related CN202966956U (en) | 2012-09-28 | 2012-09-28 | Liquid measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202966956U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897387A (en) * | 2012-09-28 | 2013-01-30 | 浙江工业大学 | Liquid measuring device |
| CN103420037A (en) * | 2013-08-14 | 2013-12-04 | 苏州华日金菱机械有限公司 | Material buffering structure |
-
2012
- 2012-09-28 CN CN 201220505293 patent/CN202966956U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897387A (en) * | 2012-09-28 | 2013-01-30 | 浙江工业大学 | Liquid measuring device |
| CN103420037A (en) * | 2013-08-14 | 2013-12-04 | 苏州华日金菱机械有限公司 | Material buffering structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20150928 |
|
| EXPY | Termination of patent right or utility model |