CN207488124U - A kind of stalagmometer - Google Patents
A kind of stalagmometer Download PDFInfo
- Publication number
- CN207488124U CN207488124U CN201721613549.3U CN201721613549U CN207488124U CN 207488124 U CN207488124 U CN 207488124U CN 201721613549 U CN201721613549 U CN 201721613549U CN 207488124 U CN207488124 U CN 207488124U
- Authority
- CN
- China
- Prior art keywords
- dropper
- gas
- balancing patch
- stalagmometer
- stomatal conductivity
- 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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- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model provides a kind of stalagmometer, and for measuring the tension of liquid surface, including dropper, the dropper is equipped with：Liquid droping port, positioned at the dropper bottom, fluid to be measured is dripped from liquid droping port is slowly lower；Inlet, at the top of the dropper, inlet is equipped with sealing cover to be opened/closed, and fluid to be measured is imported by inlet in dropper；Tap hole, on the tube body of the dropper, tap hole maintains an equal level with tube body internal standard liquid level, and tap hole oral area is equipped with valve；Gas balance port, positioned at the dropper top, the gas balance port oral area is equipped with gas balancing patch, and the gas balancing patch is equipped with the identical air hole of multiple sizes.The utility model is simple in structure compared to the prior art, at low cost, can adjust dropleting speed by adjusting on gas balancing patch air hole number, facilitate counting, it is accurate to measure.
Description
Technical field
The utility model is related to a kind of liquid tension test device, specifically a kind of stalagmometers.
Background technology
Liquid surface is acted on, the power for reducing liquid surface area, referred to as surface tension of liquid.Its Producing reason is liquid
Body there are a thin layer, is called superficial layer with the surface that gas contacts, and the molecular proportion liquid internal in superficial layer is sparse, intermolecular
Distance it is larger than liquid internal, intermolecular interaction shows as gravitation.There is specific determination liquid tension in the market
Surface tension instrument, complicated, expensive, small-size laboratory is equipped with special instrument insufficient funds, big experiment room experiment people
Member is more, and is frequently necessary to measure liquid tension in testing, and measuring needs to wait in line, and is delayed test period.Therefore in laboratory
There is an urgent need for a kind of easy devices for measuring liquid tension.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the purpose of the utility model is to provide a kind of drop numbers simply stablized
Meter.
In order to achieve the above objectives, technical solution is used by the utility model solves its technical problem：A kind of stalagmometer,
For measuring the tension of liquid surface, including dropper, the dropper is equipped with：Liquid droping port, positioned at the dropper bottom, test solution
Body is dripped from liquid droping port is slowly lower；Inlet, at the top of the dropper, inlet is equipped with sealing cover to be opened/closed, test solution
Body is imported by inlet in dropper；Tap hole, on the tube body of the dropper, tap hole and tube body internal standard liquid level
Maintain an equal level, tap hole oral area is equipped with valve；Gas balance port, positioned at the dropper top, the gas balance port oral area is balanced equipped with gas
Piece, the gas balancing patch are equipped with the identical air hole of multiple sizes.
The utility model closes sealing cover after adding in fluid to be measured by inlet, passes through tapping compared to the prior art
Standard liquid level is adjusted to mouthful by fluid to be measured liquid level, is started counting up, liquid level reach under along scale when, counting terminates, according to drop number
To calculate surface tension of liquid.Dropleting speed can be adjusted by adjusting on gas balancing patch air hole number, facilitate counting.Knot
Structure is simple, at low cost, easy to use, and it is accurate to measure.
Further, the gas balancing patch is equipped with mobilizable stomatal conductivity piece, and the stomatal conductivity piece is balanced with gas
Piece surface is bonded, and stomatal conductivity piece is used to adjust the masking of air hole with exposing quantity.
The utility model adjusts the masking number of air hole, adjusting side by stomatal conductivity piece compared to the prior art
Just.
Further, the air hole is on the same half range semicircle of the gas balancing patch, the stomatal conductivity piece
Into semicircle, the stomatal conductivity piece is installed in rotation on the gas balancing patch center.
Further, the stomatal conductivity piece is equipped with gasket with the surface that gas balancing patch fits.
Using the above preferred scheme, the sealing performance between stomatal conductivity piece and gas balancing patch is improved.
Further, the stomatal conductivity piece center is equipped with extension bar, and the extension bar passes through the gas balancing patch center,
It is arranged with elastic component on extension bar, described elastic component one end is contradicted on the gas balancing patch, and the other end, which is contradicted, to be stretched being fixed on
In the retainer ring of rod.
Further, the elastic component both ends are respectively equipped with limiting gasket, and the limiting gasket is equipped with and elastic component phase
Matched limiting slot.
Using the above preferred scheme, it is tensioned by elastic component, stomatal conductivity piece is made to be come into full contact with gas balancing patch, improved
Sealing performance.
Further, the stomatal conductivity on piece is equipped with positioning protrusion, and the gas balancing patch is equipped with multiple locating slots, institute
Positioning protrusion is stated with the rotation of the stomatal conductivity piece respectively with each locating slot to coordinate.
Further, the stomatal conductivity piece outer surface is additionally provided with hook pull handle.
Using the above preferred scheme, outside pull-up stomatal conductivity piece can be facilitated by pull handle and carries out rotation adjusting；
Positioning protrusion is matched with locating slot, can consolidate the position of stomatal conductivity piece, improves drips stability.
Description of the drawings
It 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 can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structure diagram of embodiment of the utility model；
Fig. 2 is the structure diagram of the utility model another embodiment；
Fig. 3 is the structure diagram of the utility model another embodiment；
Fig. 4 is the structure diagram of the utility model another embodiment.
Number and the title of the corresponding component represented by letter in figure：
1- liquid droping ports；2- inlets；21- sealing covers；3- tap holes；31- valves；4- gas balance ports；41- gas balancing patches；
411- air holes；412- locating slots；42- stomatal conductivity pieces；421- extension bars；422- elastic components；423- retainer rings；424- is limited
Washer；4241- limiting slots；425- positioning protrusion；426- pull handles；43- gaskets.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of embodiment of the utility model is：A kind of stalagmometer, for measuring of liquid surface
Power, including dropper, the dropper is equipped with：Liquid droping port 1, positioned at the dropper bottom, fluid to be measured is under liquid droping port 1 is slow
Drop；Inlet 2, at the top of the dropper, inlet 2 is equipped with sealing cover 21 to be opened/closed, and fluid to be measured passes through inlet 2
It imports in dropper；Tap hole 3, on the tube body of the dropper, tap hole 3 maintains an equal level with tube body internal standard liquid level, tapping
3 oral areas of mouth are equipped with valve 31；Gas balance port 4, positioned at the dropper top, 4 oral area of gas balance port is equipped with gas balancing patch 41, and gas is put down
The piece 41 that weighs is equipped with the identical air hole 411 of multiple sizes.
It is using the advantageous effect of above-mentioned technical proposal：Sealing cover 21 is closed after adding in fluid to be measured by inlet 2, is led to
Cross tap hole 3 and fluid to be measured liquid level be adjusted to standard liquid level, start counting up, liquid level reach under along scale when, counting terminates, root
Surface tension of liquid is calculated according to drop number.Dropleting speed can be adjusted by adjusting on gas balancing patch 41 411 numbers of air hole,
Facilitate counting.
As shown in Fig. 2, in other embodiments of the utility model, gas balancing patch 41 is equipped with mobilizable stomata
Adjustment sheet 42, stomatal conductivity piece 42 are bonded with 41 surface of gas balancing patch, and stomatal conductivity piece 42 is used to adjust the masking of air hole 411
With exposing quantity.It is using the advantageous effect of above-mentioned technical proposal：The masking of air hole 411 is adjusted by stomatal conductivity piece 42
Number, it is easy to adjust.
In Fig. 2-3, in other embodiments of the utility model, air hole 411 is in the same of gas balancing patch 41
On one half range semicircle, for stomatal conductivity piece 42 into semicircle, stomatal conductivity piece 42 is installed in rotation on 41 center of gas balancing patch；Gas
Hole adjustment sheet 42 is equipped with gasket 43 with the surface that gas balancing patch 41 fits.It is using the advantageous effect of above-mentioned technical proposal：
Improve the sealing performance between stomatal conductivity piece 42 and gas balancing patch 41.
In Fig. 3-4, in other embodiments of the utility model, 42 center of stomatal conductivity piece is equipped with extension bar 421,
Extension bar 421 passes through 41 center of gas balancing patch, and elastic component 422 is arranged on extension bar 421, and 422 one end of elastic component is contradicted in gas
On balancing patch 41, the other end is contradicted on the retainer ring 423 of extension bar 421 is fixed on；In Fig. 4,422 both ends of elastic component are set respectively
There is limiting gasket 424, limiting gasket 424 is equipped with the limiting slot 4241 to match with elastic component 422.Using above-mentioned technical proposal
Advantageous effect be：It is tensioned by elastic component 422, stomatal conductivity piece 42 is made to be come into full contact with gas balancing patch 41, improve leakproofness
Energy.
In other embodiments of the utility model, stomatal conductivity piece 42 is equipped with positioning protrusion 425, gas balancing patch
41 are equipped with multiple locating slots 412, and positioning protrusion 425 coordinates with the rotation of stomatal conductivity piece 42 with each locating slot 412 respectively；Gas
Adjustment sheet 42 outer surface in hole is additionally provided with hook pull handle 426.It is using the advantageous effect of above-mentioned technical proposal：It can by pull handle 426
To facilitate outside pull-up stomatal conductivity piece 42 and carry out rotation adjusting；Positioning protrusion 425 is matched with locating slot 412, can be consolidated
Drips stability is improved in the position of stomatal conductivity piece 42.
Above-described embodiment is only to illustrate the technical concepts and features of the utility model, and its object is to allow the common skill in this field
Art personnel can understand the content of the utility model and be implemented, and can not limit the scope of protection of the utility model with this,
All equivalent change or modifications substantially made according to the spirit of the present invention, should all cover in the scope of protection of the utility model
It is interior.
Claims (8)
1. a kind of stalagmometer, for measuring the tension of liquid surface, which is characterized in that including dropper, the dropper is equipped with：
Liquid droping port, positioned at the dropper bottom, fluid to be measured is dripped from liquid droping port is slowly lower；
Inlet, at the top of the dropper, inlet is equipped with sealing cover to be opened/closed, and fluid to be measured is imported by inlet
In dropper；
Tap hole, on the tube body of the dropper, tap hole maintains an equal level with tube body internal standard liquid level, and tap hole oral area is equipped with
Valve；
Gas balance port, positioned at the dropper top, the gas balance port oral area is equipped with gas balancing patch, and the gas balancing patch is equipped with
The identical air hole of multiple sizes.
2. stalagmometer according to claim 1, which is characterized in that the gas balancing patch is equipped with mobilizable stomatal conductivity
Piece, the stomatal conductivity piece are bonded with gas balancing patch surface, and stomatal conductivity piece is used to adjust the masking of air hole with exposing quantity.
3. stalagmometer according to claim 2, which is characterized in that the air hole is in the same of the gas balancing patch
On half range semicircle, the stomatal conductivity piece is installed in rotation on into semicircle, the stomatal conductivity piece in the gas balancing patch
The heart.
4. stalagmometer according to claim 3, which is characterized in that the table that the stomatal conductivity piece fits with gas balancing patch
Face is equipped with gasket.
5. stalagmometer according to claim 4, which is characterized in that the stomatal conductivity piece center is equipped with extension bar, described
Extension bar passes through the gas balancing patch center, and elastic component is arranged on extension bar, and described elastic component one end contradicts and put down in the gas
Weigh on piece, and the other end is contradicted on the retainer ring of extension bar is fixed on.
6. stalagmometer according to claim 5, which is characterized in that the elastic component both ends are respectively equipped with limiting gasket, institute
It states limiting gasket and is equipped with the limiting slot to match with elastic component.
7. stalagmometer according to claim 6, which is characterized in that the stomatal conductivity on piece is equipped with positioning protrusion, described
Gas balancing patch is equipped with multiple locating slots, and the positioning protrusion is matched with the rotation of the stomatal conductivity piece with each locating slot respectively
It closes.
8. stalagmometer according to claim 7, which is characterized in that the stomatal conductivity piece outer surface is additionally provided with hook drawing
Handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613549.3U CN207488124U (en) | 2017-11-28 | 2017-11-28 | A kind of stalagmometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613549.3U CN207488124U (en) | 2017-11-28 | 2017-11-28 | A kind of stalagmometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207488124U true CN207488124U (en) | 2018-06-12 |
Family
ID=62471835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721613549.3U Expired - Fee Related CN207488124U (en) | 2017-11-28 | 2017-11-28 | A kind of stalagmometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207488124U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152443A (en) * | 2019-07-01 | 2019-08-23 | 扬州市职业大学(扬州市广播电视大学) | Emission-control equipment is used in a kind of production of dimethyl disulfide |
| CN111990037A (en) * | 2020-08-31 | 2020-11-27 | 王言锋 | Slow release device capable of remarkably improving utilization rate of chemical fertilizer |
| CN114383979A (en) * | 2022-01-21 | 2022-04-22 | 四川大学 | Method for measuring surface tension coefficient of liquid by liquid drop method |
-
2017
- 2017-11-28 CN CN201721613549.3U patent/CN207488124U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152443A (en) * | 2019-07-01 | 2019-08-23 | 扬州市职业大学(扬州市广播电视大学) | Emission-control equipment is used in a kind of production of dimethyl disulfide |
| CN111990037A (en) * | 2020-08-31 | 2020-11-27 | 王言锋 | Slow release device capable of remarkably improving utilization rate of chemical fertilizer |
| CN114383979A (en) * | 2022-01-21 | 2022-04-22 | 四川大学 | Method for measuring surface tension coefficient of liquid by liquid drop method |
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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 |
Granted publication date: 20180612 Termination date: 20181128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |