CN1167253A - Measuring and controlling device for water level of water storage equipment - Google Patents
Measuring and controlling device for water level of water storage equipment Download PDFInfo
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- CN1167253A CN1167253A CN 97106340 CN97106340A CN1167253A CN 1167253 A CN1167253 A CN 1167253A CN 97106340 CN97106340 CN 97106340 CN 97106340 A CN97106340 A CN 97106340A CN 1167253 A CN1167253 A CN 1167253A
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Abstract
The water-level detecting and control equipment for water storage installation, which possesses a water-level detector capable of giving out water-level signal to water-level display to foreshow the condition of water storage in the water storage installation. Said water-level detector is an electronic detector. It possesses some metal probes which are respectively extended into the different depths int he water storage installation to detect the height of water level, and can transfer the signal corresponding to the water-level to a controller to control matched water-pumping equipment to supplement storage water and display water-level condition.
Description
The invention relates to a kind of measuring and controlling device for water level of water storage device, mainly be to use in large-scale water storage device such as water tower, tank, in order to the water storage situation in the water storage device is informed the user, and the equipment that pumps up water that control is relevant in good time replenishes water storage.
Buildings now, all just like the setting of water tower, this kind of tank water storage device, its fundamental purpose will make exactly that water is unlikely to be used up or shortage.Therefore, the water yield that maintains certain degree in the water tower at any time is very important, and it at least will be more than required urgent water consumption, required consumption when using with the supply fire fighting equipment.
In order to prevent that water storage is subjected to the pollution of external environment, water storage device all adopts enclosed design, and the common also position of its installation position is at the bottom and the top layer of building.Therefore, the user will be difficult for learning at any time the water storage situation of water storage device, if because of the water source interrupts can't mending into the water source, usually can unconsciously water storage used up, cause anhydrous available in the middle of water.Though, all be provided with a water level switch among the water storage device usually, can when water level falls slightly, start the equipment that pumps up water, water storage device is replenished the injection water source, still, if in the interruption of supplying water, the equipment that pumps up water also can't replenish water storage device with water, then exhaust known just now until water storage.
Purpose of the present invention will provide a kind of water storage situation that can detect water storage device exactly, and informs that the user takes the measuring and controlling device for water level of countermeasure.
The present invention is achieved in that it is an electronic type measuring and controlling device that connects mutually with Water-pumping motor, and its feature is to comprise several the metal probes that stretch into different depth in the water storage device, and this metal probe has the trigger pip that detects corresponding water level height;
A water level of accepting aforementioned trigger pip detects the unit, has the amplifier that equivalent is accepted aforementioned trigger pip but this water level detects the unit, the detecting signal of this amplifier and output equity;
A filter unit of accepting aforementioned detecting signal;
A switch control unit of accepting aforementioned filter unit output signal, this switch control unit has a hand control switch (SW-1, SW-2), and the logic determines device of the priority of the output signal of a judgement filter unit and hand control switch, the output signal control Water-pumping motor work of this switch control unit;
A buzzing and an indicative control unit of accepting aforementioned output filter unit output signal, it exports a control signal when accepting aforementioned output signal;
The coding unit of the output signal of an aforementioned filter unit of acceptance and the output control signal of aforementioned buzzing and indicative control unit;
Has a decoding unit of accepting the output signal of aforementioned coding unit at least; And
Be installed on each user's display unit respectively, this display unit comprises an optical display unit and a buzzer, in order to accept the output signal of aforementioned decoding unit.
Further, filter unit of the present invention is that several can be with the automatic control for frequency characteristics of filter integrated piece of the undesired signal filtering beyond the detecting signal.
The logical decision device of above-mentioned switch control unit comprises the hand control switch of preferential control Water-pumping motor work.And optical display unit is several light emitting diodes that cooperate with metal probe equivalent.
From as can be known above-mentioned, advantage of the present invention is fairly obvious, because of it is provided with the water level detector that water level height situation can be sent with electric signal, user's water level detector by this separates into several stages with water level, and when reaching a certain stage, water level sends the corresponding water level signal of height of water level now, this signal and be sent to and demonstrate visible water level information on the display, does user's information in view of the above learn whether the function at the additional water source of the equipment of pumping up water normal? need to overhaul? also can learn the number of existing water storage on the other hand with regard to water level information, and take water-saving counter-measure, make anhydrous available chance reduce to minimum.
Description of drawings of the present invention is as follows:
Fig. 1 is the circuit block diagram of electronic type measuring and controlling device for water level of the present invention.
Fig. 2 is the part electrical schematic diagram that middle water level signal of the present invention detected and controlled pumping.
Fig. 3 is the part circuit diagram of Fig. 2, shows the coded program of detecting signal.
Fig. 4 is the part circuit diagram of Fig. 2, shows the way of output of decoding program and display and peak toot device.
See also Fig. 1,2, from illustrating as seen, it is to detect different SEA LEVEL VARIATION by several the metal probes 100 that stretch into different depth in the water storage device that water level of the present invention detects unit 10, the size of the visual water storage device of number of its probe 100 is done the variation of right quantity, detect at water level and to have the amplifier (AMP) 101 that can cooperate with metal probe 100 equivalent in the unit 10, the equivalent electrical circuit of each amplifier (AMP) is all identical with amplifier (AMP) 101.Therefore,, mat amplifier 101 accurately detects the variation of water level but amplifying trigger pip, and then this water level detects unit 10 with in the detected detecting signal input filter unit 11 certainly, but this filter unit 11 is the noise beyond the filtering trigger signals to be disturbed, especially detect unit 10 to the transmission line of 11 of filter units at water level and be equipped in the buildings, the annoyance level that is received can influence the logic determines of circuit.Therefore, the setting of its filter unit 11 is essential, signal from filter unit 11 outputs enters respectively in switch control unit 12 and the coding unit 14, wherein switch control unit 12 is except that can being controlled by aforesaid detecting signal, and can preferentially draw water to drive pumping, or motor 13 is shut down by another switch (SW-2) hard closing by a logic determines device 121 by hand switch (SW-1) force start motor 13.Therefore, the present invention will possess manually and the characteristic of automatic prosecution, and the control of closing motor 13 is more preferably in starter motor 13, to avoid at water shortage status or in particular cases, because of Water-pumping motor 13 continuing spinnings burn; As for the DC voltage-stabilizing supply power 102 in the circuit, then the known power source feeder with general is identical, also is that the people of consummate this technology are known, so do not give unnecessary details.
Continue to see also Fig. 1,3, the aforesaid signal of being sent by filter unit 11 several detection output terminals will be organized into group of four figures signal and be sent to the display unit 17 that is installed on each user respectively by coding unit 14,17 ', wherein this display unit 171 is to include an optical display unit 171 and a buzzer 172, this coding unit 14 is also accepted a buzzer and control signal that display control module 15 is exported, it is by time control integrated circuit IC4541 (U8, U9, U10) each is with capacitor C 1, C2, C3 and variable resistor VR-1, VR-2, VR-3 control discharges and recharges the time, makes that the alternating action between an optical display unit 171 and the buzzer 172 (as shown in Figure 4) can be adjusted in good time, wherein, time control integrated circuit piece U8 is the flicker cycle of control optical display unit 171, and another integrated circuit block U9 be control buzzer 172 toot cry the time, certainly, aforementioned buzzer 172 was controlled by integrated circuit U10 with the time that replaces of optical display unit 171.Yet, the water level that the situation that can cause buzzer and display control module 15 to be worked ties up to water storage device is lower than when guarding against the position, the present invention is with amplifier AMP-4, and any institute's output signal of AMP-9 (as shown in Figure 2) can make optical display unit 171 and buzzer 172 (as shown in Figure 4), move.
See also Fig. 1 again, shown in 4, the aforementioned group of four figures signal of being exported by coding unit 14, system is sent among each user via data bus BUS140, and each user and have one can be with the decoding unit 16 of this group of four figures signal decoding, 16 ', and cooperation decoding unit 16,16 ' display unit 17,17 ', and this optical display unit 171 is made up of the LED that can cooperate with aforementioned metal probe 100 (as shown in Figure 2) equivalent, circuit structure coding of the present invention is the technological means of decoding again, its purpose system provides less and preferable signal conveys method, because data bus therebetween 140 must be considered reaching the signal output of equivalence and the means that reduce unnecessary cost waste with the transmission of minimum number of bits sign indicating number.Certainly, circuit working mode of the present invention can also be finished by other equivalent electrical circuit.Therefore, ripe such as is the professional of the technology of the present invention, should remake easily to change and reach identical purpose, and this kind variation also should belong to claim of the present invention.
Claims (4)
1. the measuring and controlling device for water level of a water storage device, this measuring and controlling device for water level is the electronic type measuring and controlling device, it connects mutually with Water-pumping motor (13), it is characterized in that including several the metal probes (100) that stretch into different depth in the water storage device, this metal probe (100) has the trigger pip that detects corresponding water level height;
A water level of accepting aforementioned trigger pip detects unit (10), and this water level detects unit (10) but has equivalent accepts the amplifier of aforementioned trigger pip (101), the detecting signal of this amplifier (101) and output equity;
A filter unit (11) of accepting aforementioned detecting signal;
A switch control unit (12) of accepting aforementioned filter unit (11) output signal, this switch control unit (12) has a hand control switch (SW-1, SW-2), and the logic determines device (121) of the priority of the output signal of a judgement filter unit (11) and hand control switch, output signal control Water-pumping motor (13) work of this switch control unit (12);
A buzzing and an indicative control unit (15) of accepting aforementioned output filter unit (11) output signal, it exports a control signal when accepting aforementioned output signal;
The coding unit (14) of the output signal of an aforementioned filter unit of acceptance (11) and the output control signal of aforementioned buzzing and indicative control unit (15);
Has a decoding unit (16,16 ') of accepting the output signal of aforementioned coding unit (14) at least; And
Be installed on each user's display unit (17,17 ') respectively, this display unit (17,17 ') includes an optical display unit (171,171 ') and a buzzer (172,172 ') respectively, in order to accept the output signal of aforementioned decoding unit (16,16 ').
2. the measuring and controlling device for water level of water storage device according to claim 1 is characterized in that said filter unit (11) is that several can be with the automatic control for frequency characteristics of filter integrated piece of the undesired signal filtering beyond the detecting signal.
3. the measuring and controlling device for water level of water storage device according to claim 1, the logical decision device (121) that it is characterized in that switch control unit (12) comprise preferential control Water-pumping motor (13) work hand control switch (SW-1, SW-2).
4. the measuring and controlling device for water level of water storage device according to claim 1 is characterized in that optical display unit (171,171 ') is several light emitting diodes that cooperate with metal probe (100) equivalent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97106340 CN1167253A (en) | 1997-03-27 | 1997-03-27 | Measuring and controlling device for water level of water storage equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97106340 CN1167253A (en) | 1997-03-27 | 1997-03-27 | Measuring and controlling device for water level of water storage equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1167253A true CN1167253A (en) | 1997-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97106340 Pending CN1167253A (en) | 1997-03-27 | 1997-03-27 | Measuring and controlling device for water level of water storage equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1167253A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109023854A (en) * | 2018-10-12 | 2018-12-18 | 珠海格力电器股份有限公司 | Washing machine and pre-storage water device thereof |
-
1997
- 1997-03-27 CN CN 97106340 patent/CN1167253A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109023854A (en) * | 2018-10-12 | 2018-12-18 | 珠海格力电器股份有限公司 | Washing machine and pre-storage water device thereof |
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