CN106732848A - A kind of rotary sampler - Google Patents
A kind of rotary sampler Download PDFInfo
- Publication number
- CN106732848A CN106732848A CN201710064437.5A CN201710064437A CN106732848A CN 106732848 A CN106732848 A CN 106732848A CN 201710064437 A CN201710064437 A CN 201710064437A CN 106732848 A CN106732848 A CN 106732848A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- gear
- housing
- side wall
- rod
- 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.)
- Pending
Links
- 239000000523 sample Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000005070 sampling Methods 0.000 claims abstract description 10
- 230000013011 mating Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/0289—Apparatus for withdrawing or distributing predetermined quantities of fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F19/00—Calibrated capacity measures for fluids or fluent solid material, e.g. measuring cups
Abstract
The invention discloses a kind of rotary sampler,Including sampling mechanism and governor motion,Sampling mechanism includes probe tube,Piston and piston rod,Piston rod side wall is provided with tooth bar,Governor motion includes housing,First gear,Second gear,3rd gear,Connecting rod,Head rod,Second connecting rod and the 3rd connecting rod,Housing is arranged at the top of probe tube,First gear is meshed by head rod with tooth bar,Head rod is connected by bearing with housing,Second gear is connected with the second connecting rod,The two ends of the second connecting rod are connected with the bearing on the side wall of housing and the front end of connecting rod respectively,3rd gear and the 3rd connecting rod are connected,The two ends of the 3rd connecting rod are connected with the bearing on the side wall of housing and the end of connecting rod respectively,The present invention is rational in infrastructure,It is easy to use,The volume that liquid is measured can be accurately controlled,Improve the efficiency for taking liquid.
Description
Technical field
The invention belongs to liquid taking device technical field, and in particular to a kind of rotary sampler.
Background technology
Current graduated cylinder, buret, pipette etc. are to measure the conventional instrument of liquid in laboratory.In general, using graduated cylinder
It is usually that, for doing some qualitative experiments, buret and pipette are the instrument for accurately pipetting certain volume solution to measure liquid
Device, but its operating process is complicated, is unfavorable for that researcher quickly accurately measures the liquid of certain volume, is consumed in experimentation
When again effort.
The content of the invention
The technical problem to be solved in the present invention be to provide a kind of small volume, easy to operate, stability it is relatively strong, suitable for various liquid
A kind of rotary sampler for taking liquid, realizing that liquid quantitative is measured of body.
To realize above-mentioned target, the technical scheme is that：A kind of rotary sampler, it is characterised in that：Including
Sampling mechanism and governor motion, the sampling mechanism include the piston that probe tube and probe tube inside are set, the piston and work
Stopper rod is connected, and the piston rod side wall is provided with tooth bar, the governor motion include that housing and enclosure interior set the
One gear, second gear, the 3rd gear, connecting rod, head rod, the second connecting rod and the 3rd connecting rod, the housing set
The top of probe tube is placed in, the first gear is meshed with tooth bar and is connected with head rod, first connection
Bar two ends are in mating connection with the side wall at housing two ends by bearing, and the second gear is connected with the second connecting rod, institute
The one end for stating the second connecting rod is connected with the bearing on the connecting rod front end of the second connecting rod axis, and the other end extends
Go out the side wall of housing side, the 3rd gear and the 3rd connecting rod are connected, one end of the 3rd connecting rod with it is vertical
It is connected in the bearing on the connecting rod end of the 3rd connecting rod axis, the other end extends the side wall of housing opposite side.
It is further preferred that the end of second connecting rod for stretching out housing and the 3rd connecting rod is provided with handwheel.
It is further preferred that the housing exterior walls are provided with handle.
It is further preferred that the 3rd gear with diameter greater than first gear, first gear with diameter greater than the second tooth
Wheel.
It is further preferred that the side wall of the probe tube is provided with graduation mark.
The present invention is rational in infrastructure, easy to use, and moving up and down for piston is realized by first gear and tooth bar, by control
The promotion plug amount of moving up and down, realizes that the liquid of different volumes is measured, during taking liquid, by switching second gear, the 3rd tooth
Wheel and the cooperation of first gear, are accurately controlled the volume that liquid is measured, and improve the efficiency for taking liquid.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is partial structural diagram of the invention；
Fig. 3 is the structural representation of sampling mechanism.
Drawing explanation：1st, probe tube, 2, tooth bar, 3, first gear, 4, second gear, the 5, the 3rd gear, 6, connecting rod, 7,
Head rod, the 8, second connecting rod, the 9, the 3rd connecting rod, 10, piston, 11, housing.
Specific embodiment
Technical scheme, a kind of rotary sampler, including sampling mechanism and tune are described in detail with reference to accompanying drawing
Section mechanism, the sampling mechanism includes the piston 10 that probe tube 1 and probe tube inside are set, and the piston is connected with piston rod
Connect, the piston rod side wall is provided with tooth bar 2, the governor motion includes the first gear that housing 11 and enclosure interior are set
3rd, second gear 4, the 3rd gear 5, connecting rod 6, head rod 7, the second connecting rod 8 and the 3rd connecting rod 9,
The housing is arranged at the top of probe tube, and the first gear is meshed with tooth bar and coordinates with head rod and connects
Connect, the head rod two ends are in mating connection with the side wall at housing two ends by bearing, the second gear connects with second
Extension bar mating connection, one end of second connecting rod and the bearing phase on the connecting rod front end of the second connecting rod axis
Connection, the other end extends the side wall of housing side, and second connecting rod can be moved along its axis direction, the 3rd gear
With the mating connection of the 3rd connecting rod, one end of the 3rd connecting rod and on the connecting rod end of the 3rd connecting rod axis
Bearing be connected, the other end extends the side wall of housing opposite side, and the 3rd connecting rod can be moved along its axis direction；Institute
The end for stating the second connecting rod and the 3rd connecting rod of stretching out housing is provided with handwheel, facilitates the second connecting rod or the 3rd connecting rod
Rotation；The housing exterior walls are provided with handle, during sampling, the convenient taking to device；3rd gear with diameter greater than
First gear, first gear with diameter greater than second gear；The side wall of the probe tube is provided with graduation mark.
The course of work of the invention is：When needing to measure liquid, by probe tube insertion liquid, liquid is measured according to required
Volume, the second connecting rod or the 3rd connecting rod is promoted to select to switch the second gear or the 3rd gear and the of the different numbers of teeth
One gear is engaged, and then drives first gear, first gear to be realized with tooth bar by rotating the second connecting rod or the 3rd connecting rod
Moving up and down for piston, accurately realizes measuring for different volumes liquid.
General principle of the invention, principal character and advantage has been shown and described above, do not depart from spirit of the invention and
On the premise of scope, the present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention
Scope.
Claims (5)
1. a kind of rotary sampler, it is characterised in that：Including sampling mechanism and governor motion, the sampling mechanism includes taking
The piston that sample pipe and probe tube inside are set, the piston is connected with piston rod, and the piston rod side wall is provided with tooth bar, institute
State first gear, second gear, the 3rd gear, connecting rod, the first company that governor motion is set including housing and enclosure interior
Extension bar, the second connecting rod and the 3rd connecting rod, the housing are arranged at the top of probe tube, and the first gear is mutually nibbled with tooth bar
Merge and be connected with head rod, the head rod two ends are engaged company by bearing with the side wall at housing two ends
Connect, the second gear is with the mating connection of the second connecting rod, one end of second connecting rod and perpendicular to the second pitman shaft
Bearing on the connecting rod front end of line is connected, and the other end extends the side wall of housing side, and the 3rd gear and the 3rd connect
Extension bar mating connection, one end of the 3rd connecting rod and the bearing phase on the connecting rod end of the 3rd connecting rod axis
Connection, the other end extends the side wall of housing opposite side.
2. a kind of rotary sampler according to claim 1, it is characterised in that：Second connection for stretching out housing
The end of bar and the 3rd connecting rod is provided with handwheel.
3. a kind of rotary sampler according to claim 1, it is characterised in that：The housing exterior walls are provided with handle
Hand.
4. a kind of rotary sampler according to claim 1, it is characterised in that：3rd gear with diameter greater than
First gear, first gear with diameter greater than second gear.
5. a kind of rotary sampler according to claim 1, it is characterised in that：The side wall of the probe tube is provided with
Graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710064437.5A CN106732848A (en) | 2017-02-04 | 2017-02-04 | A kind of rotary sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710064437.5A CN106732848A (en) | 2017-02-04 | 2017-02-04 | A kind of rotary sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106732848A true CN106732848A (en) | 2017-05-31 |
Family
ID=58956518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710064437.5A Pending CN106732848A (en) | 2017-02-04 | 2017-02-04 | A kind of rotary sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106732848A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104144659A (en) * | 2012-02-23 | 2014-11-12 | 泰尔茂株式会社 | Stent delivery system |
| CN104289260A (en) * | 2014-08-29 | 2015-01-21 | 浙江海洋学院 | Pipette matching device |
| CN204294250U (en) * | 2014-12-03 | 2015-04-29 | 漯河医学高等专科学校 | A kind of pipet controller |
| CN206454668U (en) * | 2017-02-04 | 2017-09-01 | 河南师范大学 | A kind of rotary sampler |
-
2017
- 2017-02-04 CN CN201710064437.5A patent/CN106732848A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104144659A (en) * | 2012-02-23 | 2014-11-12 | 泰尔茂株式会社 | Stent delivery system |
| CN104289260A (en) * | 2014-08-29 | 2015-01-21 | 浙江海洋学院 | Pipette matching device |
| CN204294250U (en) * | 2014-12-03 | 2015-04-29 | 漯河医学高等专科学校 | A kind of pipet controller |
| CN206454668U (en) * | 2017-02-04 | 2017-09-01 | 河南师范大学 | A kind of rotary sampler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |