CN105758496A - Water level measuring device and measuring method - Google Patents
Water level measuring device and measuring method Download PDFInfo
- Publication number
- CN105758496A CN105758496A CN201610246719.2A CN201610246719A CN105758496A CN 105758496 A CN105758496 A CN 105758496A CN 201610246719 A CN201610246719 A CN 201610246719A CN 105758496 A CN105758496 A CN 105758496A
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- China
- Prior art keywords
- tank
- mobile tank
- leading screw
- fixing
- measurement device
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Classifications
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- 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
- G01F23/14—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 measurement of pressure
- G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
- G01F23/162—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid by a liquid column
-
- 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
- G01F23/02—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 gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
A water level measuring device comprises a fixed water trough, an air pressure sensor, a movable water trough and a lifting supporting device.The opening end of the fixed water trough is sealed in one end of an air pipe.The air pressure sensor is connected with the other end of the air pipe.The movable water trough can perpendicularly move and is communication with the fixed water trough through a water pipe.The lifting supporting device is used for controlling the movable water trough to move perpendicularly and also used for supporting the movable water trough to be located at any position in the perpendicular moving direction.The water level height of the movable water trough is precisely controlled through the lifting supporting device, air pressure changes are measured through the air pressure sensor, and thus the water level is measured.The actual height of the water level is read through a scale ruler, and then the actual height of the water level is compared with a numerical value measured through the sensor.The device is precise in measurement, convenient to carry, easy to demount, control and use and capable of being applied to teaching, scientific research and various laboratory tests.
Description
Technical field
The present invention relates to a kind of measurement apparatus, further to a kind of level measurement device, and the method adopting this measurement apparatus measurement water level.
Background technology
As it is shown in figure 1, general level measurement device uses U-tube and baroceptor.First the both ends open of U-tube during use, add a small amount of water, make both sides water level balance.Then trachea is enclosed in one end, and the trachea other end accesses baroceptor.Then, adding water toward the other end of U-tube, the liquid level of water rises, and water-head occurs, and this is that the gas of the one end being connected with baroceptor is compressed, and baroceptor output pressure value, thus deriving SEA LEVEL VARIATION height.
But, experiment degree of accuracy is inadequate, and globule wall built-up, liquid level inequality all can cause measurement error.Actual water level cannot accurately be measured, only by the output derivation water level of baroceptor.And, if needing repeated measure water level, it is necessary to the water in release U-tube repeatedly, very inconvenient.
Summary of the invention
(1) to solve the technical problem that
In view of this, it is an object of the invention to provide a kind of level measurement device and measuring method.
(2) technical scheme
For achieving the above object, according to an aspect of the present invention, it is provided that a kind of level measurement device, comprising:
Fixing tank, its opening end encloses one end of a trachea；
Baroceptor, is connected with the described trachea other end；
Mobile tank, is configured to vertically move, and is connected with described fixing tank by a water pipe；And
Liftable supporter, for controlling vertically moving of described mobile tank, is additionally operable to support described mobile tank and is positioned at the optional position vertically moving direction.
According to the present invention one specific embodiments, described liftable supporter includes the rule that a vertical direction is fixedly installed, and described mobile tank includes a pointer, the scale of rule described in described pointed, it is shown that described mobile tank vertically move position.
According to the present invention one specific embodiments, described liftable supporter also includes a fixed block, with fixing described rule.
According to the present invention one specific embodiments, described liftable supporter includes a support component, leading screw and handwheel, and wherein, described support component is fixed on a platform, and is fixed with a cap nut on a support component, the setting coaxial with described mobile tank of this cap nut；
Described leading screw is vertically arranged, one end is fixing with described mobile tank to be connected, the other end is fixing with handwheel center to be connected, leading screw has the external screw thread matched with described cap nut, the leading screw described cap nut of traverse, vertical displacement is realized, thus driving vertically moving of mobile tank by rotating in cap nut；
Described handwheel is configured to rotate, thus driving the rotation of leading screw, indirectly realizes vertically moving of tank.
According to the present invention one specific embodiments, described support component is marked with scale in a vertical direction, described mobile tank includes a pointer, scale described in described pointed, it is shown that described mobile tank vertically move position.
According to the present invention one specific embodiments, described mobile tank also includes a boss lining, and it is fixed on described mobile sink top, and described leading screw is fixedly connected on described boss lining.
According to an aspect of the present invention, it is provided that a kind of level measurement device, including:
Fixing tank, its opening end encloses one end of a trachea, and the other end of described trachea is used for connecting a baroceptor；
Mobile tank, is configured to vertically move, and is connected with described fixing tank by a water pipe；And
Liftable supporter, for controlling vertically moving of described mobile tank, is additionally operable to support described mobile tank and is positioned at the optional position vertically moving direction；
Described liftable supporter includes the rule that a vertical direction is fixedly installed, and described mobile tank includes a pointer, the scale of rule described in described pointed, it is shown that described mobile tank vertically move position.
According to the present invention one specific embodiments, described liftable supporter includes a support component, leading screw and handwheel, and wherein, described support component is fixed on a platform, and is fixed with a cap nut on a support component, the setting coaxial with described mobile tank of this cap nut；
Described leading screw one end is fixing with described mobile tank to be connected, the other end is fixing with handwheel center to be connected, and leading screw has the external screw thread matched with described cap nut, the leading screw described cap nut of traverse, vertical displacement is realized, thus driving vertically moving of mobile tank by rotating in cap nut；
Described handwheel is configured to rotate, thus driving the rotation of leading screw, indirectly realizes vertically moving of tank.
According to an aspect of the present invention, it is provided that a kind of apply the method that any one described level measurement device above-mentioned carries out level measuring, including:
(1) add water to mobile tank and fixing tank, make the incoming end of described water pipe and two tanks be positioned at below liquid level, make the liquid level of two tanks flush；
(2) the described trachea other end accesses baroceptor；
(3) improve mobile tank height by lowering or hoisting gear, calculate water-head by baroceptor.
According to an aspect of the present invention, apply the method that above-described level measurement device carries out level measuring, including:
(1) add water to mobile tank and fixing tank, make the incoming end of described water pipe and two tanks be positioned at below liquid level, and the liquid level of two tanks flushes；
(2) the described trachea other end accesses a baroceptor；
(3) improve mobile tank height by lowering or hoisting gear, measure atmospheric pressure value by baroceptor, calculate water-head D1；
(4) water-head D2 is read by described level measurement device；
(5) water-head D1 and water-head D2, the reliability of assessment baroceptor are compared.
(3) beneficial effect
By technique scheme, the beneficial effects of the present invention is:
(1) liftable supporter can be passed through, for instance especially handwheel, accurate controlling water level height, the rotary motion of handwheel is changed into the axially-movable up and down of tank
(2) baroceptor can export respective value according to height of water level, thus measuring height of water level；
(3) rule can be used to read water level actual height, thus realizing the comparison with sensor measurement numerical value；
(4) this measurement device is accurate, easy to carry, it is easy to dismounting, it is easy to control, and uses simple, can be used in teaching and scientific research and the test of all kinds of laboratory.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art level measurement device；
Fig. 2 is the structural representation of the assembling tool of the present invention one specific embodiment；
Fig. 3 is the pointer schematic diagram of invention one specific embodiment；
Fig. 4 is the plan structure schematic diagram of the assembling tool of the present invention one specific embodiment；
Fig. 5 is the A-A generalized section shown in Fig. 4；
Accompanying drawing labelling:
1, handwheel；
2, leading screw；
3, cap nut；
4, bracing frame；
5, half-set；
6, boss lining；
7, tank is moved；
8, rule；
9, packing ring；
10, fixed block；
11, base；
12, fixing tank；
13, water pipe；
14, trachea；
15, baroceptor；
16, pointer；
17, fixed screw.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in further detail.Following it is intended to the explanation of embodiment of the present invention with reference to accompanying drawing the present general inventive concept of the present invention is made an explanation, and is not construed as a kind of restriction to the present invention.
In the following detailed description, for ease of explaining, elaborate that many concrete details are to provide the comprehensive understanding to present disclosure embodiment.It should be apparent, however, that one or more embodiments can also be implemented when not having these details.In other cases, known construction and device diagrammatically embodies to simplify accompanying drawing.
According to present invention inventive concept generally, it is provided that a kind of level measurement device, including: fixing tank, its opening end encloses one end of a trachea；Baroceptor, is connected with the described trachea other end；Mobile tank, is configured to vertically move, and is connected with described fixing tank by a water pipe；And liftable supporter, for controlling vertically moving of described mobile tank, it is additionally operable to support described mobile tank and is positioned at the optional position vertically moving direction.
The concrete parts of this measurement apparatus will be described in detail below.
For liftable supporter, as long as can enough realize controlling the device that tank vertically moves and can fix at an arbitrary position, can be that a motor moves tank by a cable traction, it can be a hydraulic means lifting moving tank, or a mechanical lifting gear, it is preferred that by moving both vertically of the tank of screw turns realization movement.Below the device adopting leading screw is illustrated.
Referring to Fig. 2,4 and 5, a liftable supporter includes 11,3 half-sets 5 of base and is screwed on base 11, and base 11 can be fixed on the experiment porch of practical application by the hole at four angles.Being fixed with a bracing frame 4 on T-shaped support, there is a through hole at bracing frame 4 center, and through hole is fixed with a cap nut 3.The screw thread of cap nut 3 matches with leading screw 2 screw thread.
Liftable supporter use leading screw 2 mate with the screw thread of cap nut 3, it is achieved the elevating movement of leading screw 2.Boss lining 6 has upper and lower opening, and upper shed diameter is less than under shed diameter.One of leading screw 2 fixes with handwheel 1, the other end upper shed by boss lining 6, then passes through fixed screw 17 and pad and leading screw 2 and boss lining 6 is linked together.Boss lining 6 is fixed on mobile tank 7 top.Being designed by such a, handwheel 1, leading screw 2, mobile tank 7 are fixed into an entirety, and leading screw 2 runs through the through hole of bracing frame 4 and threadeding of cap nut 3.Moving up and down of mobile tank 7 is realized by the rotary motion of handwheel 1.
For fixing tank 12 and mobile tank 7, it is connected with mobile tank 7 with water pipe 13, and top trachea 14 is connected with baroceptor 15.
Being additionally provided with displacement measuring device, referring to shown in Fig. 2 and Fig. 3, rule 8 is fixed by screw calcaneus branches support 4, and the other end of rule 8 is connected with the fixed block 10 being fixed on base 11.Rule 8 is perpendicular to base 11 and places, for measuring the mobile height of mobile tank 7.Such as including pointer 16 and rule 8, pointer 16 is connected with mobile tank 7, is stuck on rule 8, points to scale, along with mobile tank 7 can move up and down, thus pointing out the height of movement.
In one embodiment, rule 8 and fixed block 10 can replace with half-set 5 with a scale.
The use principle of the present embodiment middle water level measurement apparatus is:
Using time shift dynamic water tank 7 to place on the pedestal 11, mobile tank 7 is connected with fixing tank 12 water pipe 13.At this moment, fixing tank 12 is but without accessing baroceptor 15.Mobile tank 7 and fixing tank 12 add a little water, when two tank waters at ordinary times, liquid level is to flat.Water in fixing tank 12 cannot be filled it up with, it is necessary to leaves partial air.
At this moment fixing tank 12 is accessed baroceptor 15 by trachea 14.Then pass through liftable supporter, for instance handwheel 1 regulates the height improving tank, thus producing the water-head of mobile tank 7 and fixing tank 12.The gas of fixing tank 12 is compressed, and baroceptor 15 can measure the pressure of compression gas, thus the height of water level derived in mobile tank 7.
Simultaneously, it is also possible to arranging displacement measuring device, pointer 16 points to the scale of rule 8, it is possible to read actual height of water level change, thus whether the height of water level that baroceptor 15 of upchecking is measured is reliable.
Particular embodiments described above; the purpose of the present invention, technical scheme and beneficial effect have been further described; it it should be understood that; the foregoing is only specific embodiments of the invention; it is not limited to the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a level measurement device, it is characterised in that including:
Fixing tank, its opening end encloses one end of a trachea；
Baroceptor, is connected with the described trachea other end；
Mobile tank, is configured to vertically move, and is connected with described fixing tank by a water pipe；And
Liftable supporter, for controlling vertically moving of described mobile tank, is additionally operable to support described mobile tank and is positioned at the optional position vertically moving direction.
2. level measurement device according to claim 1, it is characterized in that, described liftable supporter includes the rule that a vertical direction is fixedly installed, and described mobile tank includes a pointer, the scale of rule described in described pointed, it is shown that described mobile tank vertically move position.
3. level measurement device according to claim 2, it is characterised in that described liftable supporter also includes a fixed block, with fixing described rule.
4. level measurement device according to claim 1, it is characterised in that described liftable supporter includes a support component, leading screw and handwheel, wherein, described support component is fixed on a platform, and is fixed with a cap nut on a support component, the setting coaxial with described mobile tank of this cap nut；
Described leading screw is vertically arranged, one end is fixing with described mobile tank to be connected, the other end is fixing with handwheel center to be connected, leading screw has the external screw thread matched with described cap nut, the leading screw described cap nut of traverse, vertical displacement is realized, thus driving vertically moving of mobile tank by rotating in cap nut；
Described handwheel is configured to rotate, thus driving the rotation of leading screw, indirectly realizes vertically moving of tank.
5. level measurement device according to claim 4, it is characterised in that be marked with scale in a vertical direction on described support component, described mobile tank includes a pointer, scale described in described pointed, it is shown that described mobile tank vertically move position.
6. level measurement device according to claim 4, it is characterised in that described mobile tank also includes a boss lining, it is fixed on described mobile sink top, and described leading screw is fixedly connected on described boss lining.
7. a level measurement device, it is characterised in that including:
Fixing tank, its opening end encloses one end of a trachea, and the other end of described trachea is used for connecting a baroceptor；
Mobile tank, is configured to vertically move, and is connected with described fixing tank by a water pipe；And
Liftable supporter, for controlling vertically moving of described mobile tank, is additionally operable to support described mobile tank and is positioned at the optional position vertically moving direction；
Described liftable supporter includes the rule that a vertical direction is fixedly installed, and described mobile tank includes a pointer, the scale of rule described in described pointed, it is shown that described mobile tank vertically move position.
8. level measurement device according to claim 7, it is characterised in that described liftable supporter includes a support component, leading screw and handwheel, wherein, described support component is fixed on a platform, and is fixed with a cap nut on a support component, the setting coaxial with described mobile tank of this cap nut；
Described leading screw one end is fixing with described mobile tank to be connected, the other end is fixing with handwheel center to be connected, and leading screw has the external screw thread matched with described cap nut, the leading screw described cap nut of traverse, vertical displacement is realized, thus driving vertically moving of mobile tank by rotating in cap nut；
Described handwheel is configured to rotate, thus driving the rotation of leading screw, indirectly realizes vertically moving of tank.
9. the method that application level measurement device described in claim 1-8 any one carries out level measuring, it is characterised in that including:
(1) add water to mobile tank and fixing tank, make the incoming end of described water pipe and two tanks be positioned at below liquid level, make the liquid level of two tanks flush；
(2) the described trachea other end accesses baroceptor；
(3) improve mobile tank height by lowering or hoisting gear, calculate water-head by baroceptor.
10. the method that application level measurement device described in claim 7 or 8 carries out level measuring, it is characterised in that including:
(1) add water to mobile tank and fixing tank, make the incoming end of described water pipe and two tanks be positioned at below liquid level, and the liquid level of two tanks flushes；
(2) the described trachea other end accesses a baroceptor；
(3) improve mobile tank height by lowering or hoisting gear, measure atmospheric pressure value by baroceptor, calculate water-head D1；
(4) water-head D2 is read by described level measurement device；
(5) water-head D1 and water-head D2, the reliability of assessment baroceptor are compared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610246719.2A CN105758496B (en) | 2016-04-20 | 2016-04-20 | A kind of level measurement device and measurement method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610246719.2A CN105758496B (en) | 2016-04-20 | 2016-04-20 | A kind of level measurement device and measurement method |
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| CN105758496A true CN105758496A (en) | 2016-07-13 |
| CN105758496B CN105758496B (en) | 2019-07-23 |
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| CN201610246719.2A Active CN105758496B (en) | 2016-04-20 | 2016-04-20 | A kind of level measurement device and measurement method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111857190A (en) * | 2019-04-29 | 2020-10-30 | 安世亚太科技股份有限公司 | Light-cured resin liquid level control device and method |
| CN112484806A (en) * | 2020-11-30 | 2021-03-12 | 安徽江淮汽车集团股份有限公司 | Gearbox oil level testing device, testing system and testing method |
| CN113062262A (en) * | 2021-04-13 | 2021-07-02 | 自然资源部第一海洋研究所 | Lifting wharf capable of automatically adapting to tide level |
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| CN205642542U (en) * | 2016-04-20 | 2016-10-12 | 中国科学院电子学研究所苏州研究院 | Water -level measuring device |
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| CN2512110Y (en) * | 2001-11-27 | 2002-09-18 | 陕西百纳科技发展有限责任公司 | Supporter for solid ion source |
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| CN111857190A (en) * | 2019-04-29 | 2020-10-30 | 安世亚太科技股份有限公司 | Light-cured resin liquid level control device and method |
| CN112484806A (en) * | 2020-11-30 | 2021-03-12 | 安徽江淮汽车集团股份有限公司 | Gearbox oil level testing device, testing system and testing method |
| CN113062262A (en) * | 2021-04-13 | 2021-07-02 | 自然资源部第一海洋研究所 | Lifting wharf capable of automatically adapting to tide level |
| CN113062262B (en) * | 2021-04-13 | 2022-03-25 | 自然资源部第一海洋研究所 | Lifting wharf capable of automatically adapting to tide level |
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| CN105758496B (en) | 2019-07-23 |
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