CN204043756U - Liquid level height detection device - Google Patents
Liquid level height detection device Download PDFInfo
- Publication number
- CN204043756U CN204043756U CN201420471127.7U CN201420471127U CN204043756U CN 204043756 U CN204043756 U CN 204043756U CN 201420471127 U CN201420471127 U CN 201420471127U CN 204043756 U CN204043756 U CN 204043756U
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- Prior art keywords
- liquid level
- light
- detection device
- level detection
- layer color
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- 239000007788 liquid Substances 0.000 title claims abstract description 111
- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 230000004308 accommodation Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000013517 stratification Methods 0.000 abstract 5
- 238000004519 manufacturing process Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 235000015073 liquid stocks Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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- Level Indicators Using A Float (AREA)
Abstract
The utility model provides a liquid level height detection device, it is located the liquid level of a solution tank, and be fixed in an inside wall of solution tank, liquid level height detection device has an accommodation space in including a casing, a casing inside wall is equipped with a light emitting component, in order to send light, a gradual stratification color piece sets up on the liquid level and upwards extends and is located the accommodation space, and gradual stratification color piece can reciprocate according to the liquid level, it passes through the light intensity of gradual stratification color piece to change light emitting component, another inside wall of casing still is equipped with a photosensitive device, be located gradual stratification color piece opposite side, and for light emitting component, in order to receive light that light emitting component passes through gradual stratification color piece, and correspond according to light intensity and produce a liquid level height signal. Therefore, the utility model discloses can float in the liquid surface, rely on the undulation height measurement liquid level of liquid level.
Description
Technical field
The utility model relates to a kind of pick-up unit, refers to a kind of liquid level detection device detecting liquid level especially.
Background technology
Press, general detector for liquid level is widely used in the equipment such as various storing water or oil storage arround daily life, as the equipment such as profit accumulator tank, oil groove of common water dispenser, plant water tank, therapeutic medical infusion set, water tower pumping device, radiator or manufacturing machine, make detector for liquid level via liquid level to detect liquid stock, and remind user to avoid causing danger.
Liquid height pick-up unit used on the market at present, usual use membranometer, pressure gauge is positioned over liquid bottom, utilize the pressure recorded can converse the height of liquid, but use membranometer first must learn fluid density, pressure could be utilized accurately to converse liquid height.Moreover membranometer, when measuring the density of liquid, must be put and be placed in liquid, if the liquid measured has corrosivity, membranometer probably can be corroded, and membranometer cost is high, and price is quite expensive.
In view of this, the utility model then for the disappearance of above-mentioned prior art, proposes a kind of cost low, does not need to consider fluid density, does not need the liquid level detection device being placed in liquid, with effectively overcome above-mentioned described in these problems.
Utility model content
Fundamental purpose of the present utility model is providing a kind of liquid level detection device, it can float on liquid surface, relief height by means of liquid level measures liquid level, and can effectively avoid liquid level to detect putting to insert in liquid and measure liquid height, can avoid may by what had corrosive liquid corrosion.
Another object of the present utility model is providing a kind of liquid level detection device, and its structure is simple, cost of manufacture is low, and production efficiency is high.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of liquid level detection device, it is positioned on the liquid level of a solution tank, and is fixed on a madial wall of this solution tank, and it is characterized in that, this liquid level detection device comprises:
One housing, is provided with an accommodation space in it;
One light-emitting component, is arranged at a madial wall of this housing, to produce light;
One gradual layer color sheet, is arranged on this liquid level, and upwards lies along in this accommodation space, and this gradual layer color sheet fluctuates according to this liquid level, changes the power that this light-emitting component appears the light of this gradual layer color sheet; And
One photosensitive device, is arranged at another madial wall of this housing, is positioned at the opposite side of this gradual layer color sheet and relative to this light-emitting component, this photosensitive device receives the light of this light-emitting component by this gradual layer color sheet, produces a liquid level signal according to this light intensity correspondence.
Described liquid level detection device, wherein: this gradual layer color sheet lower end is also provided with a float element.
Described liquid level detection device, wherein: this float element is kickboard.
Described liquid level detection device, wherein: this photosensitive device is also electrically connected a signal wire, makes this photosensitive device be electrically connected a main frame, and this main frame receives this liquid level signal of this photosensitive device, to analyze and to show the relative height of this liquid level.
Described liquid level detection device, wherein: this main frame is portable terminating machine.
Described liquid level detection device, wherein: this photosensitive device is photoresistance.
Described liquid level detection device, wherein: this light-emitting component is light emitting diode.
Described liquid level detection device, wherein: the color of this gradual layer color sheet shoals from lower to upper gradually.
Described liquid level detection device, wherein: the color of this gradual layer color sheet shoals from top to bottom gradually.
Described liquid level detection device, wherein: the outside of this housing is also provided with a retaining element, to be fixed on this madial wall of this solution tank by this housing.
Described liquid level detection device, wherein: also comprise a shadow shield, be arranged at this housing bottom, and this shadow shield is provided with a perforation, makes this gradual layer color sheet wear out this shadow shield in this accommodation space.
Compared with prior art, the advantage adopting the utility model of technique scheme to have is: the utility model can float on liquid surface, relief height by means of liquid level measures liquid level, and can effectively avoid liquid level detection to put the height of inserting in liquid and measuring liquid, therefore height detecting device can be avoided to be had corrosive liquid corrosion, quite extensive in the application of measurement liquid level, and the utility model also has the advantage that structure is simple, cost of manufacture is low and production efficiency is high.
Hereby further understand and understanding for making your juror also have architectural feature of the present utility model and effect of reaching, careful assistant is with preferred embodiment figure and coordinate detailed description, illustrates as after.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the utility model embodiment;
Fig. 2 is the diagrammatic cross-section of the utility model embodiment;
Fig. 3 is the schematic diagram that the utility model embodiment is installed on solution tank;
Fig. 4 and Fig. 5 is the using state schematic diagram of the utility model embodiment.
Description of reference numerals: 1-liquid level detection device; 10-solution tank; 20-housing; 22-retaining element; 24-accommodation space; 30-light-emitting component; 40-gradual layer color sheet; 42-float element; 50-photosensitive device; 52-signal wire; 60-shadow shield; 62-bores a hole.
Embodiment
Please refer to Fig. 1 to Fig. 3, as shown in the figure, it is liquid level detection device 1 of the present utility model, it can be arranged on the liquid level of liquid in a solution tank 10, and be fixed on a madial wall of solution tank 10, as shown in the figure, liquid level detection device 1 comprises a housing 20, an accommodation space 24 is provided with in housing 20, and outside housing 20, be provided with a retaining element 22, to utilize retaining element 22, housing 20 is fixed on the madial wall of solution tank 10, retaining element 22 of illustrating in the present embodiment is fixtures, to be held on the sidewall of solution tank 10, but retaining element 22 is except can be fixture, also can be magnet, now solution tank 10 needs to arrange a magnetic element or iron plate etc., magnetic element on solution tank 10 or iron plate is adsorbed in for retaining element 22, one light-emitting component 30 is arranged on the madial wall in housing 20, and light-emitting component 30 can be light emitting diode, to produce light to one gradual layer color sheet 40, wherein be provided with a float element 42 bottom gradual layer color sheet 40, it can be kickboard, float on to be made gradual layer color sheet 40 by float element 42 on the liquid level holding liquid bath 10, and gradual layer color sheet 40 upwards lies along in accommodation space 24, because the color of gradual layer color sheet 40 shoals from lower to upper gradually, or shoal gradually from top to bottom, the color of gradual layer color sheet 40 of illustrating in the present embodiment shoals from lower to upper gradually, therefore gradual layer color sheet 40 is when utilizing float element 42 to fluctuate along with liquid level, so can appear the power change of the light of gradual layer color sheet by light-emitting component 30, the light appeared is passed in a photosensitive device 50, illustrate photosensitive device 50 for photoresistance in the present embodiment, photosensitive device 50 is arranged at another sidewall of housing 20, with be positioned at gradual layer color sheet 40 opposite side and relative to light-emitting component 30, make photosensitive device 50 receive the light of light-emitting component 30 by gradual layer color sheet 40, produce a liquid level signal so that the light intensity change appearing gradual layer color sheet 40 according to light-emitting component 30 is corresponding.
Photosensitive device 50 is also electrically connected a signal wire 52, signal wire 52 is electrically connected photosensitive device 50 and a main frame (not shown), main frame is made to receive the liquid level signal of photosensitive device 50, to analyze and to show the relative height of liquid level, demonstrate the number percent of liquid level, wherein main frame also can be portable terminating machine.
In addition, have a shadow shield 60 bottom housing 20, and shadow shield 60 is provided with a perforation 62, make gradual layer color sheet 40 can wear out shadow shield 60, stretch in the accommodation space 24 of housing 20, to make gradual layer color sheet 40 rely on moving up and down of liquid level, be not blocked plate 60 and limit.Use the object of shadow shield 60 to be covering outer light, to avoid extraneous light to penetrate in accommodation space 24, have influence on the measurement result of photosensitive device 50.
After the structure of the complete liquid level detection device of above-mentioned explanation, continue and the embodiment of the utility model using state is described, continue referring to Fig. 3, as shown in the figure, illustrate solution tank 10 for plant nutrient solution groove in the present embodiment, and liquid level detection device 1 is fixed on by retaining element (not shown) on the madial wall of solution tank 10, next please coordinate with reference to Fig. 4, the color of gradual layer color sheet 40 of illustrating in the present embodiment shoals from lower to upper gradually, therefore when liquid level declines, float element 42 drives gradual layer color sheet 40 to follow liquid level to decline, the light portion of gradual layer color sheet 40 slowly can move to the front of light-emitting component 30 in position, make light-emitting component 30 by the light grow gradually of gradual layer color sheet 40, photosensitive device 50 accepts rear and the power of corresponding light produces liquid level signal in main frame (not shown), the number percent of liquid level is shown after host analysis liquid level signal.Next please refer to Fig. 3 and coordinate Fig. 5, if liquid level rises, gradual layer color sheet 40 relies on float element 42 and then to rise, the dark position of gradual layer color sheet 40 is made to move to light-emitting component 30 front, the light of the gradual layer color sheet 40 appeared is died down gradually, photosensitive device 50 produces corresponding liquid level signal and is passed to main frame after sensing more weak light, make host analysis go out the height percent of this light and show.
In addition, if the shade of gradual layer color sheet 40 shoals from top to bottom gradually, then the change of light is then just contrary with above-mentioned change, namely the light appearing gradual layer color sheet 40 dies down and represents that liquid level is lower, if comparatively strong representation liquid level is higher to appear the light of gradual layer color sheet 40, all the other using states and start as hereinbefore, therefore not repeated description.
Certainly, above-mentioned main frame also can be connected with Smartphone signal, makes liquid level signal be passed in Smartphone by the mode such as Wi-Fi or bluetooth, utilizes Smartphone to supervise the change of water level at any time in order to user.
In sum, the utility model can float on liquid surface, relief height by means of liquid level measures liquid level, and can effectively avoid liquid level detection to put the height of inserting in liquid and measuring liquid, therefore height detecting device can be avoided to be had corrosive liquid corrosion, quite extensive in the application of measurement liquid level, and the utility model also has the advantage that structure is simple, cost of manufacture is low and production efficiency is high.
Only as described above, be only preferred embodiment of the present utility model, be not used for limit the utility model implement scope.Therefore namely all equalizations of doing according to the feature described in the utility model application range and spirit change or modify, and all should be included in claim of the present utility model.
Claims (11)
1. a liquid level detection device, it is positioned on the liquid level of a solution tank, and is fixed on a madial wall of this solution tank, and it is characterized in that, this liquid level detection device comprises:
One housing, is provided with an accommodation space in it;
One light-emitting component, is arranged at a madial wall of this housing, to produce light;
One gradual layer color sheet, is arranged on this liquid level, and upwards lies along in this accommodation space, and this gradual layer color sheet fluctuates according to this liquid level, changes the power that this light-emitting component appears the light of this gradual layer color sheet; And
One photosensitive device, is arranged at another madial wall of this housing, is positioned at the opposite side of this gradual layer color sheet and relative to this light-emitting component, this photosensitive device receives the light of this light-emitting component by this gradual layer color sheet, produces a liquid level signal according to this light intensity correspondence.
2. liquid level detection device as claimed in claim 1, is characterized in that: this gradual layer color sheet lower end is also provided with a float element.
3. liquid level detection device as claimed in claim 2, is characterized in that: this float element is kickboard.
4. liquid level detection device as claimed in claim 1, it is characterized in that: this photosensitive device is also electrically connected a signal wire, make this photosensitive device be electrically connected a main frame, this main frame receives this liquid level signal of this photosensitive device, to analyze and to show the relative height of this liquid level.
5. liquid level detection device as claimed in claim 4, is characterized in that: this main frame is portable terminating machine.
6. liquid level detection device as claimed in claim 1, is characterized in that: this photosensitive device is photoresistance.
7. liquid level detection device as claimed in claim 1, is characterized in that: this light-emitting component is light emitting diode.
8. liquid level detection device as claimed in claim 1, is characterized in that: the color of this gradual layer color sheet shoals from lower to upper gradually.
9. liquid level detection device as claimed in claim 1, is characterized in that: the color of this gradual layer color sheet shoals from top to bottom gradually.
10. liquid level detection device as claimed in claim 1, is characterized in that: the outside of this housing is also provided with a retaining element, this housing to be fixed on this madial wall of this solution tank.
11. liquid level detection devices as claimed in claim 1, it is characterized in that: also comprise a shadow shield, be arranged at this housing bottom, and this shadow shield are provided with a perforation, make this gradual layer color sheet wear out this shadow shield in this accommodation space.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW103214604 | 2014-08-15 | ||
| TW103214604U TWM489994U (en) | 2014-08-15 | 2014-08-15 | Liquid level height detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204043756U true CN204043756U (en) | 2014-12-24 |
Family
ID=52244409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420471127.7U Expired - Fee Related CN204043756U (en) | 2014-08-15 | 2014-08-20 | Liquid level height detection device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204043756U (en) |
| TW (1) | TWM489994U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527534A (en) * | 2015-12-29 | 2016-04-27 | 中国石油化工股份有限公司 | On-line monitoring device for state of electrostatic conductive grounding wire of outside floating roof tank floating tray |
| CN106644606A (en) * | 2016-11-17 | 2017-05-10 | 西安培华学院 | Collection device of expired air condensed liquid |
| CN107223545A (en) * | 2017-06-27 | 2017-10-03 | 常州奕轩纺织品有限公司 | A kind of farmland automatic irrigation device and its application process |
-
2014
- 2014-08-15 TW TW103214604U patent/TWM489994U/en not_active IP Right Cessation
- 2014-08-20 CN CN201420471127.7U patent/CN204043756U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527534A (en) * | 2015-12-29 | 2016-04-27 | 中国石油化工股份有限公司 | On-line monitoring device for state of electrostatic conductive grounding wire of outside floating roof tank floating tray |
| CN105527534B (en) * | 2015-12-29 | 2018-12-04 | 中国石油化工股份有限公司 | External floating roof tank floating plate static conductive state of earth wire on-Line Monitor Device |
| CN106644606A (en) * | 2016-11-17 | 2017-05-10 | 西安培华学院 | Collection device of expired air condensed liquid |
| CN107223545A (en) * | 2017-06-27 | 2017-10-03 | 常州奕轩纺织品有限公司 | A kind of farmland automatic irrigation device and its application process |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM489994U (en) | 2014-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20160820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |