CN208049953U - A kind of Physical Experiment fluid sampling device - Google Patents
A kind of Physical Experiment fluid sampling device Download PDFInfo
- Publication number
- CN208049953U CN208049953U CN201820355530.1U CN201820355530U CN208049953U CN 208049953 U CN208049953 U CN 208049953U CN 201820355530 U CN201820355530 U CN 201820355530U CN 208049953 U CN208049953 U CN 208049953U
- Authority
- CN
- China
- Prior art keywords
- liquid flowing
- flowing tube
- sliding slot
- tube body
- driving lever
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of Physical Experiment fluid sampling devices, including liquid flowing tube body, liquid flowing tube body front end is equipped with suction nozzle, suction nozzle is connected to the front of liquid flowing tube intracoelomic cavity, the rear portion of liquid flowing tube intracoelomic cavity is equipped with piston, piston is connected with driven push rod, the pipe thickness of liquid flowing tube body is 0.8-1cm, and outer surface of tube wall offers sliding slot, sliding slot is made of cannelure and transverse groove, one side lever of driving lever is connected by the outer end of three-way pipe and driven push rod, other side boom end is limited in sliding slot, the intermediate body of rod of driving lever is parallel with driven push rod, outside is fixed with handle.The utility model is provided with the liquid flowing tube body of tube wall thickening, the sliding slot of the limitation driving lever direction of motion is opened up in liquid flowing tube body tube wall, driving lever carries out taking liquid or drain when slot moves along longitudinal direction, when transversely slot moves piston position is fixed, effectively avoids the appearance of dropping liquid situation.
Description
Technical field
The utility model is related to experimental teaching appliance technologies more particularly to a kind of Physical Experiment to be filled with liquid sampling
It sets.
Background technology
Physics is to study the subject of the motion of matter most typically rule and substance basic structure.As taking the lead for natural science
Subject, physics research become greatly to universe, as low as all substances such as elementary particle most basic forms of motion and rule
The Research foundation of other each natural branch of science.Its theoretical construct makes full use of mathematics as the working language of oneself, with
It tests as the sole criterion for examining theoretical correctness, it is a current most accurate natural science subject.Wherein, physics is
One is tested the subject for accounting for pith.
When student carries out liquid sampling in Physical Experiment, need to use fluid sampling device.Traditional liquid sampling dress
It is set to rubber head dropper, when sampling is easy liquid being dropped on experimental bench, and dropper is not easy to put after sampling, it has not been convenient to Xue Shengcao
Make.For this purpose, application No. is 201720086798.5 Chinese utility model patents to disclose a kind of Physical Experiment liquid sampling
Device, can to avoid when liquid is shifted liquid be dropped on testing stand, and student can by piston fix prevent from depositing
Liquid flows out when putting.This fluid sampling device is complex for the structure that piston is fixed to use, piston weight itself
Larger, cost of manufacture is high, needs to be improved.
Utility model content
The purpose of the utility model is to overcome the above-mentioned problems in the prior art, provide a kind of Physical Experiment liquid
Body sampler.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of Physical Experiment fluid sampling device, including liquid flowing tube body, the liquid flowing tube body are column structure, and front end is set
There are the suction nozzle to narrow, the suction nozzle to be connected to the front of liquid flowing tube intracoelomic cavity, the rear portion of the liquid flowing tube intracoelomic cavity is equipped with piston,
The piston is connected with driven push rod, and the pipe thickness of the liquid flowing tube body is 0.8-1cm, and outer surface of tube wall offers cunning
Slot, the sliding slot are made of a cannelure and several transverse grooves, and the transverse groove is equally spaced, and one end is vertical with cannelure connects
It connects, driving lever is equipped between the sliding slot and driven push rod, the driving lever takes the shape of the letter U, and a side lever is pushed away by three-way pipe with driven
The outer end of bar is connected, and other side boom end is limited in sliding slot, and the intermediate body of rod of the driving lever is parallel with driven push rod, outside
Side is fixed with handle.
Preferably, in above-mentioned Physical Experiment fluid sampling device, the liquid flowing tube body is made of transparent plastic.
Preferably, in above-mentioned Physical Experiment fluid sampling device, the T-shaped structure of tube chamber of the three-way pipe, described three
Siphunculus is equipped with can be by the lock-screw for the side lever fixation that driving lever inserts into the inner.
Preferably, in above-mentioned Physical Experiment fluid sampling device, the depth of the sliding slot is less than the tube wall of liquid flowing tube body
Thickness.
Preferably, in above-mentioned Physical Experiment fluid sampling device, the length of transverse groove is equal to liquid flowing tube in the sliding slot
The half of the outer circumference of body.
The utility model has the beneficial effects that:
The utility model scientific structure design is reasonable, on the one hand drives driven pushrod movement by the way that driving lever is arranged, into
And drive piston motion;On the other hand it is provided with the liquid flowing tube body of tube wall thickening, and opens up limitation driving lever fortune in its tube wall
The sliding slot in dynamic direction, driving lever carry out taking liquid or drain when slot moves along longitudinal direction, make that piston position is solid when transversely slot moves
It is fixed, effectively avoid the appearance of dropping liquid situation.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the expanded schematic diagram of sliding slot in the utility model;
In attached drawing, parts list represented by the reference numerals are as follows:
1- liquid flowing tube bodies, 2- suction nozzles, 3- pistons, the driven push rods of 4-, 5- sliding slots, 501- cannelures, 502- transverse grooves, 6- master
Lever, 7- three-way pipes, 8- handles.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in -2, the present embodiment is a kind of Physical Experiment fluid sampling device, including liquid flowing tube body 1, is taken
Liquid pipe body 1 is column structure, and front end is equipped with the suction nozzle 2 to narrow.Suction nozzle 2 is connected to the front of 1 inner cavity of liquid flowing tube body, liquid flowing tube body
The rear portion of 1 inner cavity is equipped with piston 3, and piston 3 is connected with driven push rod 4.The pipe thickness of liquid flowing tube body 1 is 0.8-1cm, and tube wall
Outer surface offers sliding slot 5.Sliding slot 5 is made of a cannelure 501 and several transverse grooves 502, and transverse groove 502 is equally spaced, and
One end and 501 vertical connection of cannelure.Driving lever 6 is equipped between sliding slot 5 and driven push rod 4, driving lever 6 takes the shape of the letter U, and a side lever is logical
It crosses three-way pipe 7 and the outer end of driven push rod 4 is connected, other side boom end is limited in sliding slot 5.The intermediate body of rod of driving lever 6
Parallel with driven push rod 4, outside is fixed with handle 8.
Wherein, liquid flowing tube body 1 is made of transparent plastic.The T-shaped structure of tube chamber of three-way pipe 7, three-way pipe 7 is equipped with can
The lock-screw for the side lever fixation that driving lever 6 is inserted into the inner.
Wherein, the depth of sliding slot 5 is less than the pipe thickness of liquid flowing tube body 1.The length of transverse groove 502 is equal to and takes in sliding slot 5
The half of the outer circumference of liquid pipe body 1.
One of the present embodiment has particular application as:The utility model scientific structure design is reasonable, is on the one hand led by being arranged
Lever 6 moves to drive driven push rod 4 to move with piston 3;On the other hand it is provided with the liquid flowing tube body 1 of tube wall thickening,
And the sliding slot 5 of limitation 6 direction of motion of driving lever is opened up in its tube wall, driving lever 6 when slot 501 moves along longitudinal direction take liquid or
Drain makes piston position fix, effectively avoids the appearance of dropping liquid situation when transversely slot 502 moves.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific implementation mode that the utility model is only described yet.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, to enable skilled artisan to be best understood by and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of Physical Experiment fluid sampling device, it is characterised in that:Including liquid flowing tube body, the liquid flowing tube body is column knot
Structure, front end are equipped with the suction nozzle to narrow, and the suction nozzle is connected to the front of liquid flowing tube intracoelomic cavity, the rear portion of the liquid flowing tube intracoelomic cavity
Equipped with piston, the piston is connected with driven push rod, and the pipe thickness of the liquid flowing tube body is 0.8-1cm, and outer surface of tube wall
Sliding slot is offered, the sliding slot is made of a cannelure and several transverse grooves, and the transverse groove is equally spaced, and one end and longitudinal direction
Slot vertical connection is equipped with driving lever between the sliding slot and driven push rod, the driving lever takes the shape of the letter U, and a side lever passes through three-way pipe
It is connected with the outer end of driven push rod, other side boom end is limited in sliding slot, and the intermediate body of rod of the driving lever is pushed away with driven
Bar is parallel, and outside is fixed with handle.
2. Physical Experiment fluid sampling device according to claim 1, it is characterised in that:The liquid flowing tube body is by transparent
Plastics are made.
3. Physical Experiment fluid sampling device according to claim 1, it is characterised in that:The tube chamber of the three-way pipe is in
T-shaped structure, the three-way pipe is equipped with can be by the lock-screw for the side lever fixation that driving lever inserts into the inner.
4. Physical Experiment fluid sampling device according to claim 1, it is characterised in that:The depth of the sliding slot is less than
The pipe thickness of liquid flowing tube body.
5. Physical Experiment fluid sampling device according to claim 1, it is characterised in that:Transverse groove in the sliding slot
Length is equal to the half of the outer circumference of liquid flowing tube body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820355530.1U CN208049953U (en) | 2018-03-15 | 2018-03-15 | A kind of Physical Experiment fluid sampling device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820355530.1U CN208049953U (en) | 2018-03-15 | 2018-03-15 | A kind of Physical Experiment fluid sampling device |
Publications (1)
Publication Number | Publication Date |
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CN208049953U true CN208049953U (en) | 2018-11-06 |
Family
ID=63988662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820355530.1U Expired - Fee Related CN208049953U (en) | 2018-03-15 | 2018-03-15 | A kind of Physical Experiment fluid sampling device |
Country Status (1)
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CN (1) | CN208049953U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110586216A (en) * | 2019-10-16 | 2019-12-20 | 陕西优博特生物科技有限公司 | Sample sampling system for micro-current control chip experiment |
TWI800842B (en) * | 2020-09-30 | 2023-05-01 | 富佳生技股份有限公司 | Liquid transfer device |
-
2018
- 2018-03-15 CN CN201820355530.1U patent/CN208049953U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110586216A (en) * | 2019-10-16 | 2019-12-20 | 陕西优博特生物科技有限公司 | Sample sampling system for micro-current control chip experiment |
TWI800842B (en) * | 2020-09-30 | 2023-05-01 | 富佳生技股份有限公司 | Liquid transfer device |
TWI800843B (en) * | 2020-09-30 | 2023-05-01 | 富佳生技股份有限公司 | Liquid transfer device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 Termination date: 20210315 |
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CF01 | Termination of patent right due to non-payment of annual fee |