CN107478300A - A kind of liquid level emasuring device - Google Patents
A kind of liquid level emasuring device Download PDFInfo
- Publication number
- CN107478300A CN107478300A CN201710598841.0A CN201710598841A CN107478300A CN 107478300 A CN107478300 A CN 107478300A CN 201710598841 A CN201710598841 A CN 201710598841A CN 107478300 A CN107478300 A CN 107478300A
- Authority
- CN
- China
- Prior art keywords
- rope
- pulley
- elastic force
- chain block
- liquid level
- 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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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/40—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements
- G01F23/44—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements using electrically actuated indicating means
- G01F23/443—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements using electrically actuated indicating means using electromechanically actuated indicating means
Abstract
The present invention discloses a kind of liquid level emasuring device, including：Casing, weight, differential chain block, float, elastic force gauge, the differential chain block is fixed in the casing, the float is connected with the weight by the first rope and around being located on the differential chain block, the elastic force gauge is arranged on outside the casing and is connected by the second rope with the differential chain block.The primary structure of liquid level emasuring device and fine metering section are placed on outside casing by the present invention, high-temp liquid, corrosivity volatile liquid etc. do not interfere with product stability and life-span, while can improve measurement accuracy by using high-precision elastic force measuring instrument.
Description
Technical field
The present invention relates to sensor correlative technology field, particularly a kind of liquid level emasuring device.
Background technology
With development in science and technology, level measuring technology and equipment also constantly change in production and living, and automaticity is also got over
Come it is higher, with the popularization of tele-control system, electronic level e measurement technology obtain express delivery development.
However, the liquid level gauge of prior art is typically placed in casing, in practical application, easily by the shadow of use environment
The problems such as sound, corrosion and scaling, have a strong impact on measurement stability and life of product.
The content of the invention
Based on this, it is necessary to easily influenceed for prior art liquid level emasuring device by use environment, corrosion and scaling
The problems such as, have a strong impact on the technical problem for measuring stability and life of product, there is provided liquid level emasuring device.
The present invention provides a kind of liquid level emasuring device, including：Casing, weight, differential chain block, float, elastic force gauge, institute
State differential chain block to be fixed in the casing, the float is connected and described differential around being located at the weight by the first rope
On pulley, the elastic force gauge is arranged on outside the casing and is connected by the second rope with the differential chain block.
Further, in addition to the reel that is arranged on outside the casing, second rope is around being located at the reel
On.
Further, the differential chain block includes outer pulley and the interior pulley being arranged on the outer pulley, described outer
Pulley and the interior pulley coaxle, and the diameter of the outer pulley is more than the interior diameter of pulley, first rope, described the
Two ropes are separately positioned on the outer pulley or the interior pulley.
Further, the float is connected by the first rope with the weight and around the institute for being located at the differential chain block
State on outer pulley, the elastic force gauge is connected by the second rope with the interior pulley of the differential chain block.
Further, the float is connected by the first rope with the weight and around the institute for being located at the differential chain block
State on interior pulley, the elastic force gauge is connected by the second rope with the outer pulley of the differential chain block.
Further, the elastic force gauge includes elastic structure, protection shell, digital display and electronic signal Change-over knot
Structure and elastic force gauge fixing terminal, the elastic structure, the digital display and electronic signal transformational structure are contained in the guarantor
Protect in shell, described elastic structure one end is connected with by the second rope with the differential chain block, the other end and the digital display and
Electronic signal transformational structure connect, described elastic force gauge fixing terminal one end be fixed on it is described protection shell on, the other end with
The casing is fixedly connected.
Further, the elastic force gauge includes gravity structure, protection shell, digital display and electronic signal Change-over knot
Structure and elastic force gauge fixing terminal, the gravity structure, the digital display and electronic signal transformational structure are contained in the guarantor
Protect in shell, described gravity structure one end is connected with by the second rope with the differential chain block, the other end and the digital display and
Electronic signal transformational structure connect, described elastic force gauge fixing terminal one end be fixed on it is described protection shell on, the other end with
The casing is fixedly connected.
The primary structure of liquid level emasuring device and fine metering section are placed on outside casing by the present invention, high-temp liquid,
Corrosivity volatile liquid etc. does not interfere with product stability and life-span, while can be by using high-precision elastic force measuring instrument
Device improves measurement accuracy.
Brief description of the drawings
Fig. 1 is a kind of structural representation of liquid level emasuring device of the present invention；
Fig. 2 is a kind of structural representation of liquid level emasuring device of one embodiment of the invention.
Embodiment
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings.
It is as shown in Figure 1 a kind of structural representation of liquid level emasuring device of the present invention, including：Casing 1, weight 2, differential cunning
Wheel 3, float 5, elastic force gauge 6, the differential chain block 3 are fixed in the casing 1, and the float 5 and the weight 2 pass through
First rope 4 connects and around being located on the differential chain block 3, and the elastic force gauge 6 is arranged on the casing outer 1 and by the
Two ropes 7 are connected with the differential chain block.
Specifically, the liquid level in casing 1 is measured, when liquid level changes, the height of float 5 changes, weight
The first rope 4 of pulling of hammer 2 contacts and drives differential chain block 3 to rotate, and then causes the second rope 7 being fixed on differential chain block 3
It is flexible.So as to which the change of the thread of box house is changed into force variation outside casing by differential chain block, and then directly pass through
Either other mathematical relationships are changed into liquid level data signal and directly read or export the direct ratio of elastic force and thread.
The present invention is because electronic structure not in case, provides the structure of electronic signal also outside case, thus for solution kind
Class will not require.Different electronic liquid level gauges all require for solution type, temperature etc., and present invention completely avoids this
Shortcoming, strong adaptability are good in particular cases application effect.
The primary structure of liquid level emasuring device and fine metering section are placed on outside casing by the present invention, high-temp liquid,
Corrosivity volatile liquid etc. does not interfere with product stability and life-span, while can be by using high-precision elastic force measuring instrument
Device improves measurement accuracy.
In one of the embodiments, in addition to the reel 8 that is arranged on outside the casing 1, the winding of the second rope 7
On the reel 8.
When liquid level changes, the rotation of differential chain block 3, pass through the flexible of the second rope 7 of reel 8.
This embodiment reduces the scope of activities of the elastomeric element of elastic force gauge, avoids outranging behavior damage instrument.
In one of the embodiments, the differential chain block 3 includes outer pulley 31 and is arranged on the outer pulley 31
Interior pulley 32, the outer pulley 31 and the interior pulley 32 are coaxial, and the diameter of the outer pulley 31 is more than the interior pulley
32 diameters, first rope 4, second rope 7 are separately positioned on the outer pulley 31 or the interior pulley 32.
The present embodiment outer pulley of setting and interior pulley, casing and different liquid level change limitations for different height, outside
The footpath of pulley and interior pulley causes elastic force gauge liquid level representative under same stressing conditions to change difference than change, thus
The ratio between the numerical value change of the box house liquid level measured as needed, the big path of differential chain block is variable, is easy to when signal is changed
It is adjusted.
In one of the embodiments, the float 5 and the weight 2 are connected and described around being located at by the first rope 4
On the outer pulley 31 of differential chain block 3, the elastic force gauge 6 by the second rope 7 and the differential chain block 3 it is described in
Pulley 32 connects.
The present embodiment connects the outer pulley of differential chain block and interior pulley according to footpath ratio is positive, is easy to quickly measure.
In one of the embodiments, the float 5 and the weight 2 are connected and described around being located at by the first rope 4
On the interior pulley 32 of differential chain block 3, the elastic force gauge 6 is described outer by the second rope 7 and the differential chain block 3
Pulley 31 connects.
Pulley outside differential chain block and interior pulley according to footpath ratio Opposite direction connection, are easy to measure minor variations by the present embodiment.
In one of the embodiments, the elastic force gauge 6 includes elastic structure 61, protection shell 62, digital display and electricity
Subsignal transformational structure 63 and elastic force gauge fixing terminal 64, the elastic structure 61, the digital display and electronic signal turn
Change structure 63 to be contained in the protection shell 62, described one end of elastic structure 61 is with passing through the second rope 7 and the differential cunning
The connection of wheel 3, the other end are connected with the digital display and electronic signal transformational structure 63, described one end of elastic force gauge fixing terminal 64
It is fixed on the protection shell 62, the other end is fixedly connected with the casing 1.
Specifically, the rotation of differential chain block 3 causes the second rope 7 flexible, so as to causing elastic structure 61 to stretch or
Shrink, cause fixing terminal 64 and digital display and the stress of electronic signal transformational structure 63 to change, cause the electronic signal of output to change,
And then be converted to corresponding liquid level and show and numeral change.
As shown in Fig. 2 in one of the embodiments, the elastic force gauge 6 includes gravity structure 65, protection shell
62nd, digital display and electronic signal transformational structure 63 and elastic force gauge fixing terminal 64, the gravity structure 65, the digital display
It is contained in electronic signal transformational structure 63 in the protection shell 62, described one end of gravity structure 65 is with passing through the second rope 7
Be connected with the differential chain block 3, the other end is connected with the digital display and electronic signal transformational structure 63, the elastic force gauge is consolidated
Fixed end 64 one end of son are fixed on the protection shell 62, and the other end is fixedly connected with the casing 1.
Elastic structure is transformed to show liquid using pressure change by the present embodiment using pulling force come the behavior of conversion signal
Position change, when liquid level changes, the tension variations of rope drive the pressure change that gravity structure is subject to, and then are converted to e-mail
Number provide liquid level change.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (7)
- A kind of 1. liquid level emasuring device, it is characterised in that including：Casing, weight, differential chain block, float, elastic force gauge, institute State differential chain block to be fixed in the casing, the float is connected and described differential around being located at the weight by the first rope On pulley, the elastic force gauge is arranged on outside the casing and is connected by the second rope with the differential chain block.
- 2. liquid level emasuring device according to claim 1, it is characterised in that also include the coiling being arranged on outside the casing Wheel, second rope is around being located on the reel.
- 3. liquid level emasuring device according to claim 1, it is characterised in that the differential chain block include outer pulley and The interior pulley being arranged on the outer pulley, the outer pulley and the interior pulley coaxle, and the diameter of the outer pulley is more than The interior diameter of pulley, first rope, second rope are separately positioned on the outer pulley or the interior pulley.
- 4. liquid level emasuring device according to claim 3, it is characterised in that the float and the weight pass through the first rope Rope connects and around being located on the outer pulley of the differential chain block, the elastic force gauge by the second rope with it is described differential The interior pulley connection of pulley.
- 5. liquid level emasuring device according to claim 3, it is characterised in that the float and the weight pass through the first rope Rope connects and around being located on the interior pulley of the differential chain block, the elastic force gauge by the second rope with it is described differential The outer pulley connection of pulley.
- 6. according to the liquid level emasuring device described in any one of Claims 1 to 5, it is characterised in that the elastic force gauge includes Elastic structure, protection shell, digital display and electronic signal transformational structure and elastic force gauge fixing terminal, the elastic structure, The digital display and electronic signal transformational structure are contained in the protection shell, and described elastic structure one end is with passing through the second rope Be connected with the differential chain block, the other end is connected with the digital display and electronic signal transformational structure, the elastic force gauge is fixed Terminal one end is fixed on the protection shell, and the other end is fixedly connected with the casing.
- 7. according to the liquid level emasuring device described in any one of Claims 1 to 5, it is characterised in that the elastic force gauge includes Gravity structure, protection shell, digital display and electronic signal transformational structure and elastic force gauge fixing terminal, the gravity structure, The digital display and electronic signal transformational structure are contained in the protection shell, and described gravity structure one end is with passing through the second rope Be connected with the differential chain block, the other end is connected with the digital display and electronic signal transformational structure, the elastic force gauge is fixed Terminal one end is fixed on the protection shell, and the other end is fixedly connected with the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710598841.0A CN107478300A (en) | 2017-07-21 | 2017-07-21 | A kind of liquid level emasuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710598841.0A CN107478300A (en) | 2017-07-21 | 2017-07-21 | A kind of liquid level emasuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107478300A true CN107478300A (en) | 2017-12-15 |
Family
ID=60595283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710598841.0A Pending CN107478300A (en) | 2017-07-21 | 2017-07-21 | A kind of liquid level emasuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107478300A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180978Y (en) * | 1993-07-20 | 1994-10-26 | 孙凯 | Material level meter |
| US5610591A (en) * | 1995-12-26 | 1997-03-11 | Gallagher; Daniel J. | Liquid level alarm system |
| CN201355266Y (en) * | 2008-12-26 | 2009-12-02 | 北京京仪海福尔自动化仪表有限公司 | Liquid level measuring device |
| CN202748103U (en) * | 2012-08-29 | 2013-02-20 | 安徽理工大学 | Simple liquid level meter |
| CN203705017U (en) * | 2013-12-30 | 2014-07-09 | 攀钢集团矿业有限公司 | Material level detection device |
| CN205695087U (en) * | 2016-06-27 | 2016-11-23 | 淮阴师范学院 | A kind of water supplement apparatus of culturing pool water level monitoring |
-
2017
- 2017-07-21 CN CN201710598841.0A patent/CN107478300A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180978Y (en) * | 1993-07-20 | 1994-10-26 | 孙凯 | Material level meter |
| US5610591A (en) * | 1995-12-26 | 1997-03-11 | Gallagher; Daniel J. | Liquid level alarm system |
| CN201355266Y (en) * | 2008-12-26 | 2009-12-02 | 北京京仪海福尔自动化仪表有限公司 | Liquid level measuring device |
| CN202748103U (en) * | 2012-08-29 | 2013-02-20 | 安徽理工大学 | Simple liquid level meter |
| CN203705017U (en) * | 2013-12-30 | 2014-07-09 | 攀钢集团矿业有限公司 | Material level detection device |
| CN205695087U (en) * | 2016-06-27 | 2016-11-23 | 淮阴师范学院 | A kind of water supplement apparatus of culturing pool water level monitoring |
Non-Patent Citations (1)
| Title |
|---|
| 上海交通大学: "《机电词典》", 31 October 1991, 机械工业出版社 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171215 |
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| RJ01 | Rejection of invention patent application after publication |