CN207487771U - A kind of liquid level informs system - Google Patents
A kind of liquid level informs system Download PDFInfo
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- CN207487771U CN207487771U CN201721602091.1U CN201721602091U CN207487771U CN 207487771 U CN207487771 U CN 207487771U CN 201721602091 U CN201721602091 U CN 201721602091U CN 207487771 U CN207487771 U CN 207487771U
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- liquid level
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Abstract
The utility model is related to vending machine fields, and in particular to a kind of liquid level informs system, and vending machine can not be replenished in time in rear service personnel when the liquid level height value for solving the problem of in vending machine in the prior art can not inform rear service personnel in time.Including：Low liquid level sensing unit is arranged at the preset liquid level height of testing container；Master controller is connect with the low liquid level sensing unit, for receiving the capacitance variations of the low liquid level sensing unit, and the signal of the liquid level arrival preset liquid level according to the capacitance variations of the low liquid level sensing unit output testing container；Receiving unit is connect with the master controller, for receiving the signal that the liquid level of the testing container reaches preset liquid level, so as to inform that the liquid level of testing container described in rear service personnel is reached at the preset liquid level.
Description
Technical field
The utility model is related to vending machine fields, and in particular to a kind of liquid level informs system.
Background technology
Vending machine is a kind of common equipment in daily life, such as full-automatic coffee machine, full-automatic gas water dispenser,
And vending machine is all unattended.Under normal conditions, rear service personnel does not know the real-time level height of vending machine
Therefore value, in order to ensure the abundance of the beverage in vending machine, needs rear service personnel that need to be timed to vending machine daily on the spot
Check the level of beverage height value of vending machine, it is determined whether beverage is required supplementation with, in this way, that can not inform logistics people in time
Member vending machine in liquid level height value when, vending machine can not be replenished in time in rear service personnel.
Utility model content
The utility model embodiment provides a kind of liquid level and informs system, to solve in vending machine in the prior art
When liquid level height value can not inform rear service personnel in time, the problem of vending machine can not be replenished in time in rear service personnel.
The utility model embodiment provides a kind of liquid level and informs system, including：
Low liquid level sensing unit is arranged at the preset liquid level height of testing container；
Master controller is connect with the low liquid level sensing unit, is become for receiving the capacitance of the low liquid level sensing unit
Change, and the letter of preset liquid level is reached according to the liquid level of the capacitance variations of the low liquid level sensing unit output testing container
Number；
Receiving unit is connect with the master controller, and preset liquid level is reached for receiving the liquid level of the testing container
Signal, so as to inform that the liquid level of testing container described in rear service personnel is reached at the preset liquid level.
Preferably, it further includes：
High liquid level sensing unit is arranged at the default high liquid level height of the testing container；
The high liquid level sensing unit is connect with the master controller, and it is single that the master controller receives the high liquid level sensing
The capacitance variations of member, and reached and preset according to the liquid level of the capacitance variations of the high liquid level sensing unit output testing container
The signal of high liquid level.
Preferably, the receiving unit is additionally operable to receive the liquid level arrival for the testing container that the master controller is sent
The signal of default high liquid level, so as to inform that rear service personnel prepares liquid.
Preferably, it further includes：
Liquid pump unit is arranged on the water inlet of the testing container；
The liquid pump unit is connect with the master controller, for exporting the testing container in the master controller
When liquid level reaches the signal of preset liquid level, the testing container is irrigated from the water inlet；Or in the main control
When the liquid level that device exports the testing container reaches the signal of default high liquid level, stop being irrigated the testing container.
Preferably, the low liquid level sensing unit and the high liquid level sensing unit using contact-free level inductor or
Contact level sensor.
Preferably, the low liquid level sensing unit and the high liquid level sensing unit are connected to described treat by fixed component
On xylometer.
Preferably, the receiving unit includes desktop computer, tablet computer and mobile phone.
Preferably, communication unit is further included, the communication unit connects respectively with the master controller and the receiving unit
It connects, the master controller realizes the wireless connection with the receiving unit by the communication unit.
Preferably, the communication unit is router.
The liquid level that the utility model embodiment provides informs that system is sent by master controller according to low liquid level sensing unit
Capacitance variations, determine the liquid level height value of testing container, so judge testing container liquid level height value whether with it is default low
Liquid level height value is identical；If identical, illustrate that testing container liquid level is reached at preset liquid level height, then master controller is by appearance to be measured
The signal that device liquid level reaches preset liquid level is sent to receiving unit, and the liquid level height value of testing container 2 is informed logistics in time
Testing container 2 is replenished in time convenient for rear service personnel in personnel.
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 the structure diagram that the liquid level that the utility model embodiment provides informs system.
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 making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Fig. 1 is the structure diagram that the liquid level that the utility model embodiment provides informs system.The liquid level informs system packet
It includes：
Low liquid level sensing unit 1 is arranged at the preset liquid level height of testing container 2.
Master controller 3 is connect with low liquid level sensing unit 1, for receiving the capacitance variations of low liquid level sensing unit 1, and
The signal of the liquid level arrival preset liquid level of testing container 2 is exported according to the capacitance variations of low liquid level sensing unit 1.
Receiving unit 4 is connect with master controller 3, for receiving the letter that the liquid level of testing container 2 reaches preset liquid level
Number, so as to inform that the liquid level of rear service personnel's testing container 2 is reached at preset liquid level.
In practical applications, low liquid level sensing unit 1 is located at the preset liquid level height of testing container 2, with appearance to be measured
Device 2 connects.The preset liquid level height value of testing container 2 is determined by rear service personnel.1 surface of low liquid level sensing unit is distributed
Multiple inductance capacitances.
When 2 liquid level of testing container of vending machine moves closer to preset liquid level height, low liquid level sensing unit 1 with
The variation of 2 liquid level of testing container generates capacitance variations, that is, generates low liquid level difference signal；Master controller 3 receives low liquid level sensing
After the low liquid level difference signal that unit 1 is sent, the liquid level that liquid testing container 2 is obtained according to low liquid level difference signal changes, to determine to treat
Then the liquid level height value of xylometer 2 judges whether 2 liquid level height value of testing container is identical with preset liquid level height value；If
It is identical, illustrate that 2 liquid level of testing container has been reached at preset liquid level, then master controller 3 reaches the liquid level of testing container 2 default
The signal of low liquid level is sent to receiving unit 4, informs the liquid level height value of rear service personnel's testing container 2, convenient for rear service personnel and
When supplement testing container 2.
Wherein, if master controller 3 determines that the liquid level height value of testing container 2 is less than preset liquid level height value, master control
Signal of the liquid level height value of testing container 2 less than preset liquid level height value is sent to receiving unit 4 by device 3 processed, after informing
Testing container 2 is replenished in time convenient for rear service personnel in the liquid level height value of diligent personnel's testing container 2.If master controller 3 determines to be measured
2 liquid level height value of container is more than preset liquid level height value, then 3 device of main control is without any operation.
Based on this, it is preferable that the liquid level system of informing that the utility model embodiment provides further includes：
High liquid level sensing unit 5 is arranged at the default high liquid level height of testing container 2；
High liquid level sensing unit 5 is connect with master controller 3, and the capacitance that master controller 3 receives high liquid level sensing unit 5 becomes
Change, and the signal of default high liquid level is reached according to the liquid level of the capacitance variations of high liquid level sensing unit 5 output testing container 2.
In practical applications, high liquid level sensing unit 5 is similar with low liquid level sensing unit 1,5 surface of high liquid level sensing unit
It is distributed multiple inductance capacitances.High liquid level sensing unit 5 is located at the default high liquid level of the testing container 2 of vending machine, with treating
Xylometer 2 connects.Wherein, the default high liquid level height value of testing container 2 is determined by rear service personnel.
Similar with low liquid level sensing unit 1, high liquid level sensing unit 5 changes with 2 liquid level of testing container generates capacitance variations,
That is high liquid level difference signal；After master controller 3 receives the high liquid level difference signal that low high liquid level sensing unit 5 is sent, according to high liquid level
Difference signal obtains the liquid level variation of liquid testing container 2, to determine the liquid level height value of testing container 2, and then judges testing container 2
Whether liquid level height value is identical with default high liquid level height value；If identical, illustrate testing container 2 liquid level reached it is default
At high liquid level, then the liquid level of master controller 3 to the transmission testing container 2 of receiving unit 4 has reached the letter at default high liquid level
Number.Based on this, it is preferable that the liquid level that receiving unit 4 is additionally operable to receive the testing container 2 that master controller 3 is sent reaches default height
The signal of liquid level, so as to inform that the liquid level of rear service personnel's testing container 2 is reached at default high liquid level so that rear service personnel is accurately simultaneously
The time of buying liquid is formulated in time, to avoid too early buying liquid, influences the freshness of liquid.
Vending machine is managed for the ease of rear service personnel, avoids rear service personnel it has been found that liquid in testing container 2
Position height value and to be measured hold 2 since other reasons can not be replenished in time and happen, it is preferable that the utility model embodiment carries
The liquid level system of informing of confession further includes：
Liquid pump unit 6 is arranged on the water inlet of testing container 2.
Liquid pump unit 6 is connect with master controller 3, default for exporting the liquid level arrival of testing container 2 in master controller 3
During the signal of low liquid level, testing container 2 is irrigated from water inlet；Or it is arrived in the liquid level of the output testing container 2 of master controller 3
Up to default high liquid level signal when, stop being irrigated testing container 2.
Wherein, liquid pump unit 6 includes tank, for liquid to be perfused to testing container 2.
In practical applications, the capacitance variations that master controller 3 is sent according to low liquid level sensing unit 1, determine testing container 2
Liquid level height value be equal to or less than preset liquid level height value, i.e., master controller 3 determine output testing container 2 liquid level reach
Less than preset liquid level signal while or preset time period after, to liquid pump unit 6 send open signal, indicate liquid
Pump unit 6 works so that liquid is perfused to testing container 2 in liquid pump unit 6, can not be replenished in time so as to reducing rear service personnel and treat
Xylometer 2 happens.
Meanwhile master controller 3 receives the capacitance variations that high liquid level sensing unit 5 is sent, if master controller 3 determines appearance to be measured
The liquid level height value of device 2 is equal to default high liquid level height value, i.e. it is pre- to determine that the liquid level of output testing container 2 reaches for master controller 3
If while the signal of high liquid level or after preset time period, shutdown signal, instruction liquid pump unit 6 are sent to liquid pump unit 6
It closes so that no longer liquid is perfused to testing container 2 in liquid pump unit 6, and 2 liquid of testing container is avoided to overflow.
Under normal conditions, if the tank liquid stock of liquid pump unit 6 is insufficient, the liquid that liquid pump unit 6 is perfused
Body can not be reached at the default high liquid level of testing container 2, and liquid pump unit 6 stops being irrigated testing container 2 at this time.This
Sample, the reception high liquid level difference signal of 3 basis of master controller determine the liquid level height value of testing container 2；And then judge testing container
Whether 2 liquid level height values are identical with default high liquid level height value；If it is different, illustrate liquid in the tank of liquid pump unit 6
Deficiency then sends the signal of 2 liquid level height value of testing container so that liquid pump unit is replenished in time in rear service personnel to rear service personnel
Liquid in 6 tank.If identical, illustrate that the liquid level of testing container 2 has been reached at default high liquid level, then master controller 3
Shutdown signal is sent to liquid pump unit 6 so that liquid pump unit 6 stops being irrigated testing container 2, while single to receiving
The liquid level that member 4 sends testing container 2 reaches the signal preset at high liquid level so that rear service personnel is accurate and formulates buying liquid in time
The time of body avoids preparing liquid too early, influences the freshness of liquid.Preferably, the low liquid that the utility model embodiment provides
Position sensing unit 1 and high liquid level sensing unit 5 use contact-free level inductor or contact level sensor.It in this way, can
The scene adaptability of system is informed with the liquid level for improving the utility model embodiment offer.
Preferably, the low liquid level sensing unit 1 and high liquid level sensing unit 5 that the utility model embodiment provides pass through fixation
Component 7 is connected on testing container 2.
Preferably, the receiving unit 4 that the utility model embodiment provides includes desktop computer, tablet computer and mobile phone.
In this way, the scene adaptability that liquid level informs system is improved to the full extent, convenient for informing the liquid level of rear service personnel's testing container 2 height
Angle value.
Preferably, the liquid level system of informing that the utility model embodiment provides further includes communication unit 8, and communication unit 8 divides
It is not connect with master controller 3 and receiving unit 4, master controller 3 realizes the wireless connection with receiving unit 4 by communication unit 8.
Preferably, communication unit 8 is router.
The liquid level that the utility model embodiment provides informs that system is sent out by master controller 3 according to low liquid level sensing unit 1
The capacitance variations sent, determine the liquid level height value of testing container 2, so judge testing container 2 liquid level height value whether in advance
If low liquid level height value is identical；If identical, illustrate that 2 liquid level of testing container is reached at preset liquid level height, then master controller 3 will
The signal that 2 liquid level of testing container reaches preset liquid level is sent to receiving unit 4, in time by the liquid level height value of testing container 2
It informs rear service personnel, testing container 2 is replenished in time convenient for rear service personnel.Further, liquid level provided by the utility model is informed
System can also by adding liquid pump unit 6, to testing container 2 be perfused liquid, so as to avoid rear service personnel it has been found that
Liquid level height value in testing container 2 and to be measured hold 2 since other reasons can not be replenished in time and happen.Further
, the liquid level system of informing provided by the utility model can also be by adding high liquid level sensing unit 5, not only can be single to receiving
The liquid level that member 4 sends testing container 2 reaches the signal for presetting high liquid level so that rear service personnel can fully understand testing container 2
Level condition, the time that is accurate and formulating buying liquid in time avoids too early buying liquid, influences the freshness of liquid, also
It can control liquid pump unit 6 that the amount of liquid of liquid is perfused to testing container 2, liquid is avoided to overflow.Although this reality has been described
With novel preferred embodiment, but those skilled in the art once know basic creative concept, then can be to these realities
It applies example and makes other change and modification.So appended claims are intended to be construed to include preferred embodiment and fall into this
All change and modification of utility model range.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (9)
1. a kind of liquid level informs system, which is characterized in that including：
Low liquid level sensing unit is arranged at the preset liquid level height of testing container；
Master controller is connect with the low liquid level sensing unit, for receiving the capacitance variations of the low liquid level sensing unit, and
The signal of the liquid level arrival preset liquid level of the testing container is exported according to the capacitance variations of the low liquid level sensing unit；
Receiving unit is connect with the master controller, for receiving the letter that the liquid level of the testing container reaches preset liquid level
Number, so as to inform that the liquid level of testing container described in rear service personnel is reached at the preset liquid level.
2. liquid level according to claim 1 informs system, which is characterized in that further includes：
High liquid level sensing unit is arranged at the default high liquid level height of the testing container；
The high liquid level sensing unit is connect with the master controller, and the master controller receives the high liquid level sensing unit
Capacitance variations, and reached according to the liquid level of the capacitance variations of the high liquid level sensing unit output testing container and preset high liquid
The signal of position.
3. liquid level according to claim 2 informs system, which is characterized in that the receiving unit is additionally operable to receive the master
The liquid level for the testing container that controller is sent reaches the signal of default high liquid level, so as to inform appearance to be measured described in rear service personnel
The liquid level of device is reached at default high liquid level.
4. liquid level according to claim 2 informs system, which is characterized in that further includes：
Liquid pump unit is arranged on the water inlet of the testing container；
The liquid pump unit is connect with the master controller, for exporting the liquid level of the testing container in the master controller
When reaching the signal of preset liquid level, the testing container is irrigated from the water inlet；It is or defeated in the master controller
When going out the signal of the default high liquid level of liquid level arrival of the testing container, stop being irrigated the testing container.
5. liquid level according to claim 2 informs system, which is characterized in that the low liquid level sensing unit and the high liquid
Position sensing unit uses contact-free level inductor or contact level sensor.
6. liquid level according to claim 2 informs system, which is characterized in that the low liquid level sensing unit and the high liquid
Position sensing unit is connected to by fixed component on the testing container.
7. liquid level according to claim 1 informs system, which is characterized in that the receiving unit includes desktop computer, puts down
Plate computer and mobile phone.
8. liquid level according to any one of claims 1 to 7 informs system, which is characterized in that further includes communication unit, institute
It states communication unit to connect with the master controller and the receiving unit respectively, the master controller passes through communication unit reality
Now with the wireless connection of the receiving unit.
9. liquid level according to claim 8 informs system, which is characterized in that the communication unit is router.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602091.1U CN207487771U (en) | 2017-11-20 | 2017-11-20 | A kind of liquid level informs system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721602091.1U CN207487771U (en) | 2017-11-20 | 2017-11-20 | A kind of liquid level informs system |
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| CN207487771U true CN207487771U (en) | 2018-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112654844A (en) * | 2018-07-13 | 2021-04-13 | 帝肯贸易股份公司 | Device and method for controlling an optical recognition unit by means of capacitive filling level measurement in a liquid container |
-
2017
- 2017-11-20 CN CN201721602091.1U patent/CN207487771U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112654844A (en) * | 2018-07-13 | 2021-04-13 | 帝肯贸易股份公司 | Device and method for controlling an optical recognition unit by means of capacitive filling level measurement in a liquid container |
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