CN209237984U - Liquid sample adding device - Google Patents
Liquid sample adding device Download PDFInfo
- Publication number
- CN209237984U CN209237984U CN201821989312.XU CN201821989312U CN209237984U CN 209237984 U CN209237984 U CN 209237984U CN 201821989312 U CN201821989312 U CN 201821989312U CN 209237984 U CN209237984 U CN 209237984U
- Authority
- CN
- China
- Prior art keywords
- liquid
- feeding tube
- storage bottle
- inlet
- sample adding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 68
- 239000013013 elastic material Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 238000010876 biochemical test Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005842 biochemical reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of liquid sample adding devices, including liquid-feeding tube, the liquid-feeding tube is opened type, the side wall of the liquid-feeding tube is equipped with inlet, the height of one end of the inlet connected sucking pipe, the height of one end of the suction pipe and the inlet maintains an equal level, and the volume of the feed liquor open height liquid-feeding tube below is certain, the other end of the liquid-feeding tube stretches out inside liquid storage bottle, and the liquid storage bottle uses elastic material to be made and for closed structure.The liquid sample adding device of the utility model utilizes level balance principle, liquid storage bottle is pressed with hand when use, under the effect of the pressure, liquid in liquid storage bottle enters liquid-feeding tube along suction pipe, after letting go, liquid in liquid-feeding tube higher than inlet can be back in liquid storage bottle, and the liquid quantitative in liquid storage bottle is added to liquid-feeding tube for realization, ensure that the precision of liquid sample-adding.
Description
Technical field
The utility model relates to biochemical test Instrument technology fields, and in particular to a kind of liquid sample adding device.
Background technique
During carrying out biochemical test, it is related to the step of sample-adding of liquid is with mixing, in many cases for reality
Existing liquid is quantitatively adding, and is needed using the instrument being quantitatively adding, this common quasi-instrument has pipette and liquid relief in laboratory
Rifle.Pipette is complicated for operation, and human error is very big, influences the precision of biochemical reaction；Liquid-transfering gun is expensive, is using
During be easy to happen damage, influence the accuracy of range, and difficult in maintenance, use cost is high.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of liquid sample adding devices, it can solve the prior art
The problem that the accuracy of chemical anti-middle liquid quantitative sample-adding process is difficult to control and instrument cost is high.
To solve the above-mentioned problems, the utility model uses following technical scheme:
The utility model provides a kind of liquid sample adding device, including liquid-feeding tube, and the liquid-feeding tube is opened type, the liquid feeding
The side wall of pipe is equipped with inlet, one end of the inlet connected sucking pipe, the height of one end of the suction pipe and the inlet
Height maintain an equal level, the volume of the feed liquor open height liquid-feeding tube below be it is certain, the other end of the liquid-feeding tube stretches out storage
Inside liquid bottle, the liquid storage bottle uses elastic material to be made and for closed structure.
The liquid-feeding tube is made with the suction pipe using glass material as a preferred technical solution,.
The liquid storage bottle is made using plastic material as a preferred technical solution,.
The interior bottom notch of the liquid storage bottle as a preferred technical solution, semicircular in shape.
The inside of the liquid-feeding tube is equipped with longitudinally disposed partition as a preferred technical solution, and institute's partition described will add
The inside of liquid pipe is divided at least two independent liquid feeding chambers, is equipped with the inlet on the side wall of each liquid feeding chamber, each
The inlet is all connected with one end of the suction pipe, and the volume of the liquid feeding chamber of the lower end of the inlet is certain.
The liquid sample adding device of the utility model utilizes level balance principle, liquid storage bottle is pressed with hand when use, in pressure
Under the action of, the liquid in liquid storage bottle enters liquid-feeding tube along suction pipe, and after letting go, the liquid in liquid-feeding tube higher than inlet can flow back
To liquid storage bottle, the liquid quantitative in liquid storage bottle is added to liquid-feeding tube for realization, ensure that the precision of liquid sample-adding.
Detailed description of the invention
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of 1 liquid sample adding device of embodiment；
Fig. 2 is the structural schematic diagram of 2 liquid sample adding device of embodiment.
Wherein, appended drawing reference is described as follows: liquid-feeding tube 1, inlet 2, suction pipe 3, liquid storage bottle 4, liquid feeding chamber 5.
Specific embodiment
Embodiment 1
As shown in Figure 1, a kind of liquid sample adding device, including liquid-feeding tube 1, liquid-feeding tube 1 are opened type, the side wall of liquid-feeding tube 1
Equipped with inlet 2, one end of 2 connected sucking pipe 3 of inlet, the height of one end of suction pipe 3 and the height of inlet 2 maintain an equal level, feed liquor
The volume of mouthfuls 2 height liquid-feeding tubes 1 below be it is certain, the other end of liquid-feeding tube 1 stretches out inside liquid storage bottle 4, and liquid storage bottle 4 uses
Elastic material is made and is closed structure.
Wherein, liquid-feeding tube 1 is made with suction pipe 3 using glass material.
Wherein, liquid storage bottle 4 is made using plastic material.
Wherein, the interior bottom notch of liquid storage bottle 4, semicircular in shape.
Embodiment 2
As shown in Fig. 2, a kind of liquid sample adding device, including liquid-feeding tube 1, liquid-feeding tube 1 are opened type, the inside of liquid-feeding tube 1
Equipped with longitudinally disposed partition, the inside of liquid-feeding tube 1 is divided at least two independent liquid feeding chambers 5, each liquid feeding by institute's partition
Inlet 2 is equipped on the side wall of chamber 5, each inlet 2 is all connected with one end of suction pipe 3, the liquid feeding chamber 5 of the lower end of inlet 2
Volume be certain.The other end of liquid-feeding tube 1 stretches out inside liquid storage bottle 4, liquid storage bottle 4 use elastic material be made and for
Closed structure.
Wherein, liquid-feeding tube 1 is made with suction pipe 3 using glass material.
Wherein, liquid storage bottle 4 is made using plastic material.
Wherein, the interior bottom notch of liquid storage bottle 4, semicircular in shape.
Use above specific case is illustrated the utility model, is merely used to help understand the utility model, and
Not to limit the utility model.Think of for those skilled in the art of the present invention, according to the utility model
Think, several simple deductions, deformation or replacement can also be made.
Claims (5)
1. a kind of liquid sample adding device, which is characterized in that including liquid-feeding tube, the liquid-feeding tube is opened type, the liquid-feeding tube
Side wall is equipped with inlet, one end of the inlet connected sucking pipe, the height of the height of one end of the suction pipe and the inlet
Degree maintains an equal level, and the volume of the feed liquor open height liquid-feeding tube below is certain, other end stretching liquid storage bottle of the liquid-feeding tube
Inside, the liquid storage bottle use elastic material to be made and for closed structures.
2. a kind of liquid sample adding device as described in claim 1, it is characterised in that: the liquid-feeding tube and the suction pipe use glass
Glass material is made.
3. a kind of liquid sample adding device as described in claim 1, it is characterised in that: the liquid storage bottle is made of plastic material
It forms.
4. a kind of liquid sample adding device as described in claim 1, it is characterised in that: the interior bottom notch of the liquid storage bottle is in
It is semicircle.
5. liquid sample adding device according to any one of claims 1-4, it is characterised in that: the inside of the liquid-feeding tube is equipped with vertical
To the partition of setting, the inside of the liquid-feeding tube is divided at least two independent liquid feeding chambers by institute's partition, each liquid feeding chamber
The inlet is equipped on side wall, each inlet is all connected with one end of the suction pipe, the lower end of the inlet
The volume of liquid feeding chamber is certain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821989312.XU CN209237984U (en) | 2018-11-29 | 2018-11-29 | Liquid sample adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821989312.XU CN209237984U (en) | 2018-11-29 | 2018-11-29 | Liquid sample adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209237984U true CN209237984U (en) | 2019-08-13 |
Family
ID=67529889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821989312.XU Active CN209237984U (en) | 2018-11-29 | 2018-11-29 | Liquid sample adding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209237984U (en) |
-
2018
- 2018-11-29 CN CN201821989312.XU patent/CN209237984U/en active Active
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