CN209348664U - A kind of Physical Experiment fluid sampling device - Google Patents
A kind of Physical Experiment fluid sampling device Download PDFInfo
- Publication number
- CN209348664U CN209348664U CN201822148344.3U CN201822148344U CN209348664U CN 209348664 U CN209348664 U CN 209348664U CN 201822148344 U CN201822148344 U CN 201822148344U CN 209348664 U CN209348664 U CN 209348664U
- Authority
- CN
- China
- Prior art keywords
- box body
- square frame
- sampler barrel
- physical experiment
- sliding slot
- 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 relates to experimental provision technical fields, more particularly to a kind of Physical Experiment fluid sampling device, including box body, sliding slot is offered on inboard wall of cartridge, sliding slot is symmetrical set, square frame is equipped in sliding slot, square frame inner wall is equipped with rack gear, and box body rear wall is equipped with motor, and the shaft of motor is equipped with gear, rack and pinion engagement, box body bottom is equipped with sampler barrel, and piston is equipped in sampler barrel, and piston and sampler barrel cooperate, it is connected between square frame and piston by connecting rod, sampler barrel side wall is equipped with graduation mark；Technical solution provided by the utility model can effectively make up the existing sampling complexity of existing Physical Experiment sampler, the defect taken a long time.
Description
Technical field
The utility model doctor is related to experimental provision technical field, and in particular to a kind of Physical Experiment fluid sampling device.
Background technique
Physics be study the most basic structure of the material world, most common interaction, the characteristics of motion most typically and
The natural science of used laboratory facilities and method of thinking.It usually requires to do a large amount of Physical Experiment to help in physics teaching
Classmates understand to be known with studying new knowledge, would generally use fluid sampling device in an experiment, when being sampled using pipette, is led to
Often needing tightly to pinch liquid relief nozzle after ear washing bulb sampling prevents the liquid taken out from flowing back into container, and sampling is complicated, takes a long time,
The utility model, which devises a kind of sampler, can effectively make up drawbacks described above.
In publication number CN206415131U, publication date is to disclose one in the utility model patent on the 18th of August in 2017
Kind of Physical Experiment fluid sampling device, belongs to Physical Experiment sampling equipment technology field, including liquid flowing tube body, flexible stay column,
Fixed tooth row, fixed supported slab adjust rotary column, adjust shaft, locking rotary column, it is characterised in that: top table on the liquid flowing tube body
Flexible stay column is fitted with inside face, the flexible stay column side top end surface, which is evenly distributed, fixes tooth row equipped with several, described to take
Top end surface side edge bilateral symmetry is respectively fixedly connected with fixed supported slab on liquid pipe body, between two fixed supported slabs in
Side top end surface middle is connected with adjusting rotary column, one of them fixed supported slab outer tip end surface middle is fixedly connected
There is adjusting shaft, adjusting shaft side top end surface is fitted with locking rotary column, and student can be to avoid the liquid when shifting liquid
Body is dropped on testing stand, and student can prevent piston fixation the liquid in storage to flow out.
But existing Physical Experiment sampler is there is also sampling complexity, the defect taken a long time.
Summary of the invention
(1) the technical issues of solving
In view of the above problems, the utility model proposes a kind of Physical Experiment fluid sampling devices.This is practical
Technical solution provided by novel can effectively make up the existing sampling of existing Physical Experiment sampler to a certain extent
Complexity, the defect taken a long time.
(2) technical solution
In order to achieve the above purpose, the following technical solution is employed for the utility model:
A kind of Physical Experiment fluid sampling device, it is characterised in that: including box body, offer cunning on the inboard wall of cartridge
Slot, the sliding slot are symmetrical set, and square frame is equipped in the sliding slot, and the square frame inner wall is equipped with rack gear, institute
Box body rear wall is stated equipped with motor, the shaft of the motor is equipped with gear, and the rack gear is engaged with the gear, the box
Body bottom is equipped with sampler barrel, and piston is equipped in the sampler barrel, and the piston and the sampler barrel cooperate, the square frame with
It is connected between the piston by connecting rod, the sampler barrel side wall is equipped with graduation mark.
Preferably, the square frame and the sliding slot cooperate.
Preferably, the front side wall of the box body is equipped with door body.
Preferably, the sampler barrel is made of transparent material.
Preferably, the box body bottom is equipped with the through-hole cooperated with the connecting rod.
Preferably, the motor and external power supply are electrically connected.
(3) beneficial effect
Due to using above-mentioned technical solution, the beneficial effects of the utility model are: opening electricity before measuring liquor sample
Machine, the rotation of motor rotation driven gear, wheel and rack engagement, so that square frame is moved downward along sliding slot, square frame
When bottom contacts box body bottom, motor is closed；When needing to measure liquor sample, adjusts motor and revolved to direction opposite before
Turn, the rotation of motor rotation driven gear, wheel and rack engagement, so that square frame upward sliding in sliding slot, square frame
Piston is controlled by connecting rod, so that piston rises in sampler barrel, liquid is sucked into sampler barrel, and the sample taken out is not easy
It flows back into former container, the volume for the reading sample that the graduation mark on sampler barrel side wall can be convenient, time-consuming shorter, operation letter
Single, design is rationally, practical.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of square frame；
Wherein:
1, box body；2, sliding slot；3, square frame；4, rack gear；5, motor；6, gear；7, door body；8, sampler barrel；9, piston；
10, connecting rod；11, graduation mark.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Reality based on the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the range of the utility model protection.
A kind of Physical Experiment fluid sampling device, as shown in Figure 1 and Figure 2: including box body 1, being offered on 1 inner wall of box body
Sliding slot 2, sliding slot 2 are symmetrical set, and are equipped with square frame 3 in sliding slot 2, and 3 inner wall of square frame is equipped with rack gear 4, after box body 1
Side wall is equipped with motor 5, and the shaft of motor 5 is equipped with gear 6, and rack gear 4 is engaged with gear 6, and 1 bottom of box body is equipped with sampler barrel 8,
Piston 9 is equipped in sampler barrel 8, piston 9 and sampler barrel 8 cooperate, are connected between square frame 3 and piston 9 by connecting rod 10, sample
8 side walls of cylinder are equipped with graduation mark 11.
Square frame 3 and sliding slot 2 cooperate, and 1 front side wall of box body is equipped with door body 7, and sampler barrel 8 is made of transparent material,
1 bottom of box body is equipped with the through-hole cooperated with connecting rod 10, and motor 5 and external power supply are electrically connected.
Before measuring liquor sample, motor 5, the rotation of 5 rotation driven gear 6 of motor are opened, gear 6 is engaged with rack gear 4, so that
Square frame 3 is moved downward along sliding slot 2, and square frame 3 controls piston 9 by connecting rod 10 and moves down in sampler barrel 8, until
When 3 bottom of square frame contacts 1 bottom of box body, motor 5 is closed；When needing to measure liquor sample, adjust motor 5 to phase before
Anti- direction rotates, and the rotation of 5 rotation driven gear 6 of motor, gear 6 engages with rack gear 4 so that square frame 3 in sliding slot 2 to
Upper sliding, square frame 3 control piston 9 by connecting rod 10, so that piston 9 rises in sampler barrel 8, liquid is sucked into sampling
In cylinder 8, and the sample taken out is not easy to flow back into former container, the reading examination that the graduation mark 11 on 8 side wall of sampler barrel can be convenient
The volume of sample.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (6)
1. a kind of Physical Experiment fluid sampling device, it is characterised in that: including box body (1), opened up on box body (1) inner wall
Have sliding slot (2), the sliding slot (2) is symmetrical set, and is equipped with square frame (3) in the sliding slot (2), the square frame
(3) inner wall is equipped with rack gear (4), and box body (1) rear wall is equipped with motor (5), and the shaft of the motor (5) is equipped with tooth
It takes turns (6), the rack gear (4) is engaged with the gear (6), and box body (1) bottom is equipped with sampler barrel (8), the sampler barrel (8)
Interior to be equipped with piston (9), the piston (9) and the sampler barrel (8) cooperate, between the square frame (3) and the piston (9)
It is connected by connecting rod (10), sampler barrel (8) side wall is equipped with graduation mark (11).
2. Physical Experiment fluid sampling device according to claim 1, which is characterized in that the square frame (3) with
Sliding slot (2) cooperation.
3. Physical Experiment fluid sampling device according to claim 1, which is characterized in that box body (1) front side wall
It is equipped with door body (7).
4. Physical Experiment fluid sampling device according to claim 1, which is characterized in that the sampler barrel (8) uses
Transparent material is made.
5. Physical Experiment fluid sampling device according to claim 1, which is characterized in that box body (1) bottom is set
There is the through-hole with the connecting rod (10) cooperation.
6. Physical Experiment fluid sampling device according to claim 1, which is characterized in that the motor (5) and outside
Power sourced electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148344.3U CN209348664U (en) | 2018-12-21 | 2018-12-21 | A kind of Physical Experiment fluid sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148344.3U CN209348664U (en) | 2018-12-21 | 2018-12-21 | A kind of Physical Experiment fluid sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209348664U true CN209348664U (en) | 2019-09-06 |
Family
ID=67800292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822148344.3U Expired - Fee Related CN209348664U (en) | 2018-12-21 | 2018-12-21 | A kind of Physical Experiment fluid sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209348664U (en) |
-
2018
- 2018-12-21 CN CN201822148344.3U patent/CN209348664U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190906 Termination date: 20201221 |