CN204174672U - A kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient - Google Patents
A kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient Download PDFInfo
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- CN204174672U CN204174672U CN201420553880.0U CN201420553880U CN204174672U CN 204174672 U CN204174672 U CN 204174672U CN 201420553880 U CN201420553880 U CN 201420553880U CN 204174672 U CN204174672 U CN 204174672U
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Abstract
The utility model discloses a kind of self-compensating user pipe to economize on electricity water supply installation without sub-pressure high-efficient, comprise gas tank, Pneumatic valve, user's supply channel, water tank, speed governing pressurization pump, frequency converter, the first pressure sensor, the second pressure sensor, the 3rd pressure sensor and the 4th pressure sensor; Pneumatic valve is placed in gas tank bottom, is closely connected with gas tank; The top of user's supply channel is connected with Pneumatic valve, and bottom is connected with water tank; Speed governing pressurization pump is placed in water tank, is electrically connected with frequency converter; First pressure sensor and the second pressure sensor are placed in the nearly water tank place, lower end of user's supply channel, and the 3rd pressure sensor is placed in water tank; 4th pressure sensor is placed in the upper end of user's supply channel; The range of the first pressure sensor is less than the range of the second pressure sensor; This device is applicable to the high and low housing-group in residential block and supplies water, and has user pipe negative pressure auto-compensation, avoids the problem that negative pressure is brought, supply water power consumption less, reliable, the engineering construction of systematic function is easy to feature.
Description
Technical field
The utility model relates to a kind of water supply installation, particularly relates to a kind of self-compensating user pipe and to economize on electricity water supply installation without sub-pressure high-efficient.
Background technology
Along with the disappearance of the increasingly mature of Power Electronic Technique and residential quarter roof water tank, the water system of frequency control constant voltage device is used to use more and more universal.This water system not only reliability is high, and has good electricity-saving function.But the startup of this kind equipment, shut down and be only controlled by hydraulic pressure setting value in user pipe, pump starts frequent, and meanwhile, system cloud gray model does not take the instant flow of water inlet pipe, pressure into account to the impact of economize on electricity, and therefore electric cost is higher.Another problem of said system is that front once shutdown is arrived next time between startup, and particularly because the reasons such as maintenance are shut down, user pipe all will occur negative pressure, and pipeline very easily sucks unpurified gas, pollutant, even small worm.The drinking water obtaining high-quality low price is the important demand of resident.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of self-compensating user pipe to economize on electricity water supply installation without sub-pressure high-efficient.
The purpose of this utility model is achieved through the following technical solutions: a kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient, comprising: gas tank, Pneumatic valve, user's supply channel, water tank, speed governing pressurization pump, frequency converter, the first pressure sensor, the second pressure sensor, the 3rd pressure sensor and the 4th pressure sensor; Wherein, described Pneumatic valve is placed in gas tank bottom, is closely connected with gas tank; The top of user's supply channel is connected with Pneumatic valve, and bottom is connected with water tank; Speed governing pressurization pump is placed in water tank, is electrically connected with frequency converter; First pressure sensor and the second pressure sensor are placed in the nearly water tank place, lower end of user's supply channel, and the 3rd pressure sensor is placed in water tank; 4th pressure sensor is placed in the upper end of user's supply channel; The range of the first pressure sensor is less than the range of the second pressure sensor; First pressure sensor, the second pressure sensor are connected with frequency converter by water supply control circuit with the 3rd pressure sensor; Pneumatic valve is provided with bleed passage and check passage, and bleed passage is provided with an electromagnetic valve, and one end of described electromagnetic valve is connected with the 4th pressure sensor by gas control circuit, another termination power cathode; The upper end of check passage is provided with a check mouth.
Described water supply control circuit comprises resistance R1-R5, relay K M1, KM2, operational amplifier A 1, triode TV1, TV2, Zener diode WD1, diode D1, D2, one end of 3rd pressure sensor and one end of resistance R1 connect, the other end difference contact resistance R2 of resistance R1 and the input port of operational amplifier A 1, ground connection after another input port of operational amplifier A 1 is connected with the other end of the 3rd pressure sensor, the other end of resistance R2 respectively with resistance R3, first constant close contact of relay K M2 and the negative pole of Zener diode WD1 connect, the other end of resistance R3 and the delivery outlet of operational amplifier A 1 connect, one end of resistance R4 is connected with second constant close contact of relay K M2, the other end of resistance R4 is connected with the base stage of triode TV1, the emitter stage of triode TV1 is connected with the negative pole of one end of relay K M1 coil and diode D1, ground connection after the other end of relay K M1 coil is connected with the positive pole of diode D1, the signal output part of the first pressure sensor connects first constant close contact of relay K M2, first constant close contact of relay K M2 connects first constant open contact of relay K M1, and first constant open contact of relay K M1 and the control signal input anode of frequency converter VVVF connect, the other end of the first pressure sensor and the control signal input negative terminal of frequency converter VVVF connect, the positive pole of Zener diode WD1 connects with one end of resistance R5, the other end of resistance R5 is connected with the base stage of triode TV2, the negative pole of the emitter stage of triode TV2 and one end of relay K M2 coil and diode D2 connects, ground connection after the other end of relay K M2 coil is connected with diode cathode, the signal output part of the second pressure sensor connects first constant close contact of relay K M1, first constant close contact of relay K M1 connects first constant open contact of relay K M2, first constant open contact of relay K M2 and the control signal input anode of frequency converter VVVF connect, and the other end of the second pressure sensor and the control signal input negative terminal of frequency converter VVVF connect.
Described gas control circuit comprises resistance R6-R9, relay K M, triode TV, operational amplifier A 2, diode D3, one end ground connection of the 4th pressure sensor, one end of its signal output part and resistance R6 connects, the other end of resistance R6 and resistance R7 and operational amplifier A 2 input port connect, another input port ground connection of operational amplifier A 2, the delivery outlet of operational amplifier A 2 and one end of resistance R8 connect, one end of contact resistance R9 after the other end of resistance R8 is connected with resistance R7, the base stage of the other end access triode TV of resistance R9, the emitter stage of triode TV and one end of relay K M coil and diode D3 negative pole connect, ground connection after the other end of relay K M coil and diode cathode connect, first constant open contact of relay K M is connected with one end of the electromagnetic valve coil of Pneumatic valve, and first constant open contact of relay K M connects 24 volts of positive sources, another termination 24 volts of power cathodes of electromagnetic valve coil.
The beneficial effects of the utility model are: this device is by when tank pressure height is different, adopt the pressure sensor of different range to export control signal and control speed governing pressurization pump, realize water tank high pressure to fetch water, the water saving of the automatic switchover that low water stage is fetched water less controls, and reduces water supply consumption more; There is negative pressure problem for user pipe, be provided with clean gas automatic tracking and compensating negative pressure link, improve quality of water supply; This device is applicable to the high and low housing-group in residential block and supplies water, and water supply is consumed energy less, systematic function is reliable, engineering construction is easy to feature.
Accompanying drawing explanation
Fig. 1 is the utility model water supply installation structural representation;
Fig. 2 is water supply control circuit schematic diagram;
Fig. 3 is gas control circuit theory diagrams;
In figure, gas tank 1, Pneumatic valve 2, user's supply channel 3, water tank 4, first pressure sensor 5, second pressure sensor 6, the 3rd pressure sensor 7, the 4th pressure sensor 8, bleed passage 9, check path 10, electromagnetic valve 11, check mouth 12, add pore 13, attic service pipe 14, ground floor service pipe 15, water inlet 16.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of self-compensating user pipe of the utility model to be economized on electricity water supply installation without sub-pressure high-efficient, comprising: gas tank 1, Pneumatic valve 2, user's supply channel 3, water tank 4, speed governing pressurization pump, frequency converter, the first pressure sensor 5, second pressure sensor 6, the 3rd pressure sensor 7 and the 4th pressure sensor 8; Wherein, described Pneumatic valve 2 is placed in gas tank 1 bottom, is closely connected with gas tank 1; The top of user's supply channel 3 is connected with Pneumatic valve 2, and bottom is connected with water tank 4; Speed governing pressurization pump is placed in water tank 4, is electrically connected with frequency converter; First pressure sensor 5 and the second pressure sensor 6 are placed in nearly water tank 4 place, lower end of user's supply channel 3, and the 3rd pressure sensor 7 is placed in water tank 4; 4th pressure sensor 8 is placed in the upper end of user's supply channel 3; The range of the first pressure sensor 5 is less than the range of the second pressure sensor 6; First pressure sensor 5, second pressure sensor 6 is connected with frequency converter by water supply control circuit with the 3rd pressure sensor 7; Pneumatic valve 2 is provided with bleed passage 9 and check path 10, and bleed passage 9 is provided with an electromagnetic valve 11, and one end of described electromagnetic valve 11 is connected with the 4th pressure sensor 8 by gas control circuit, another termination 24 volts of power cathodes; The upper end of check path 10 is provided with a check mouth 12.
As shown in Figure 2, described water supply control circuit comprises resistance R1-R5, relay K M1, KM2, operational amplifier A 1, triode TV1, TV2, Zener diode WD1, diode D1, D2, one end of 3rd pressure sensor 7 and one end of resistance R1 connect, the other end difference contact resistance R2 of resistance R1 and the input port of operational amplifier A 1, ground connection after another input port of operational amplifier A 1 is connected with the other end of the 3rd pressure sensor 7, the other end of resistance R2 respectively with resistance R3, first constant close contact of relay K M2 and the negative pole of Zener diode WD1 connect, the other end of resistance R3 and the delivery outlet of operational amplifier A 1 connect, one end of resistance R4 is connected with second constant close contact of relay K M2, the other end of resistance R4 is connected with the base stage of triode TV1, the emitter stage of triode TV1 is connected with the negative pole of one end of relay K M1 coil and diode D1, ground connection after the other end of relay K M1 coil is connected with the positive pole of diode D1, the signal output part of the first pressure sensor 5 connects first constant close contact of relay K M2, first constant close contact of relay K M2 connects first constant open contact of relay K M1, and first constant open contact of relay K M1 and the control signal input anode of frequency converter VVVF connect, the other end of the first pressure sensor 5 and the control signal input negative terminal of frequency converter VVVF connect, the positive pole of Zener diode WD1 connects with one end of resistance R5, the other end of resistance R5 is connected with the base stage of triode TV2, the negative pole of the emitter stage of triode TV2 and one end of relay K M2 coil and diode D2 connects, ground connection after the other end of relay K M2 coil is connected with diode cathode, the signal output part of the second pressure sensor 6 connects first constant close contact of relay K M1, first constant close contact of relay K M1 connects first constant open contact of relay K M2, first constant open contact of relay K M2 and the control signal input anode of frequency converter VVVF connect, and the other end of the second pressure sensor 6 and the control signal input negative terminal of frequency converter VVVF connect.
As shown in Figure 3, described gas control circuit comprises resistance R6-R9, relay K M, triode TV, operational amplifier A 2, diode D3, one end ground connection of the 4th pressure sensor 8, one end of its signal output part and resistance R6 connects, the other end of resistance R6 and resistance R7 and operational amplifier A 2 input port connect, another input port ground connection of operational amplifier A 2, the delivery outlet of operational amplifier A 2 and one end of resistance R8 connect, one end of contact resistance R9 after the other end of resistance R8 is connected with resistance R7, the base stage of the other end access triode TV of resistance R9, the emitter stage of triode TV and one end of relay K M coil and diode D3 negative pole connect, ground connection after the other end of relay K M coil and diode cathode connect, first constant open contact of relay K M and electromagnetic valve 11 coil one end of Pneumatic valve 2 connect, and first constant open contact of relay K M connects 24 volts of positive sources, another termination power cathode of electromagnetic valve 11 coil.
Operating principle of the present utility model and process as follows: control signal of the present utility model combines acquisition by the first pressure sensor 5 of two different shelves weight ranges arranged in the 3rd pressure sensor 7 arranged in water tank 4 and user's supply channel 3 and the second pressure sensor 6.When user's supply channel 3 hydraulic pressure significant change, first pressure sensor 5 and the second pressure sensor 6 send to frequency converter and start speed governing pressurization pump signal, because interlocking connects, actual that only has in the first pressure sensor 5 or the second pressure sensor 6 of playing control action.When the 3rd pressure sensor 7 detects that water tank 4 pressure is on the low side, control signal controls frequency converter by the output of little the first pressure sensor 5 of range value, and water tank 4 pressure is on the low side fetches water less, and user pipe is in lower hydraulic pressure, comparatively weep, realize water saving; Water tank 4 pressure is high, and when net lift is low, (particularly when the late into the night is to periods such as early mornings, available paddy electricity is fetched water more) control signal automatically switches and controls speed governing pressuring machine pump operation by the signal of large the second pressure sensor 6 of range value, fully realizes the consumption reduction that supplies water.
Once shut down to next time between startup for front, particularly because the reasons such as maintenance are shut down, there is the problem of negative pressure in user's supply channel, and the utility model is provided with clean gas auto-compensation negative pressure link.Clean gas is stored in gas tank 1 at ordinary times, and the signal that gas of releasing is exported by the 4th pressure sensor 8 be located in user's supply channel 3 controls.When user's supply channel 3 occurs that negative pressure is inclined to, the clean gas in gas tank 1 enters user's supply channel 3 via the bleed passage 9 of Pneumatic valve 2, supplements pipeline pressure.If pump feeds water, user's supply channel 3 pressure progressively recovers, and clean gas reenters gas tank 1 via the bleed passage 9 of Pneumatic valve 2, and Pneumatic valve 2 is closed; Now, control if transfer the second pressure sensor 6 signal to, the residual gas in user's supply channel 3 gets into gas tank 1 by check mouth 12, lays in stand-by.
Claims (3)
1. a self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient, it is characterized in that, comprising: gas tank (1), Pneumatic valve (2), user's supply channel (3), water tank (4), speed governing pressurization pump, frequency converter, the first pressure sensor (5), the second pressure sensor (6), the 3rd pressure sensor (7) and the 4th pressure sensor (8); Wherein, described Pneumatic valve (2) is placed in gas tank (1) bottom, is closely connected with gas tank (1); The top of user's supply channel (3) is connected with Pneumatic valve (2), and bottom is connected with water tank (4); Speed governing pressurization pump is placed in water tank (4), is electrically connected with frequency converter; First pressure sensor (5) and the second pressure sensor (6) are placed in nearly water tank (4) place, lower end of user's supply channel (3), and the 3rd pressure sensor (7) is placed in water tank (4); 4th pressure sensor (8) is placed in the upper end of user's supply channel (3); The range of the first pressure sensor (5) is less than the range of the second pressure sensor (6); First pressure sensor (5), the second pressure sensor (6) are connected with frequency converter by water supply control circuit with the 3rd pressure sensor (7); Pneumatic valve (2) is provided with bleed passage (9) and check passage (10), and bleed passage (9) is provided with an electromagnetic valve (11), and one end of described electromagnetic valve (11) is connected with the 4th pressure sensor (8) by gas control circuit, another termination power cathode; The upper end of check passage (10) is provided with a check mouth (12).
2. a kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient according to claim 1, and it is characterized in that, described water supply control circuit comprises resistance R1-R5, relay K M1, KM2, operational amplifier A 1, triode TV1, TV2, Zener diode WD1, diode D1, D2, one end of 3rd pressure sensor (7) and one end of resistance R1 connect, the other end difference contact resistance R2 of resistance R1 and the input port of operational amplifier A 1, ground connection after another input port of operational amplifier A 1 is connected with the other end of the 3rd pressure sensor (7), the other end of resistance R2 respectively with resistance R3, first constant close contact of relay K M2 and the negative pole of Zener diode WD1 connect, the other end of resistance R3 and the delivery outlet of operational amplifier A 1 connect, one end of resistance R4 is connected with second constant close contact of relay K M2, the other end of resistance R4 is connected with the base stage of triode TV1, the emitter stage of triode TV1 is connected with the negative pole of one end of relay K M1 coil and diode D1, ground connection after the other end of relay K M1 coil is connected with the positive pole of diode D1, the signal output part of the first pressure sensor (5) connects first constant close contact of relay K M2, first constant close contact of relay K M2 connects first constant open contact of relay K M1, and first constant open contact of relay K M1 and the control signal input anode of frequency converter VVVF connect, the other end of the first pressure sensor (5) and the control signal input negative terminal of frequency converter VVVF connect, the positive pole of Zener diode WD1 connects with one end of resistance R5, the other end of resistance R5 is connected with the base stage of triode TV2, the negative pole of the emitter stage of triode TV2 and one end of relay K M2 coil and diode D2 connects, ground connection after the other end of relay K M2 coil is connected with diode cathode, the signal output part of the second pressure sensor (6) connects first constant close contact of relay K M1, first constant close contact of relay K M1 connects first constant open contact of relay K M2, first constant open contact of relay K M2 and the control signal input anode of frequency converter VVVF connect, and the other end of the second pressure sensor (6) and the control signal input negative terminal of frequency converter VVVF connect.
3. a kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient according to claim 1, and it is characterized in that, described gas control circuit comprises resistance R6-R9, relay K M, triode TV, operational amplifier A 2, diode D3, one end ground connection of the 4th pressure sensor (8), one end of its signal output part and resistance R6 connects, the other end of resistance R6 and resistance R7 and operational amplifier A 2 input port connect, another input port ground connection of operational amplifier A 2, the delivery outlet of operational amplifier A 2 and one end of resistance R8 connect, one end of contact resistance R9 after the other end of resistance R8 is connected with resistance R7, the base stage of the other end access triode TV of resistance R9, the emitter stage of triode TV and one end of relay K M coil and diode D3 negative pole connect, ground connection after the other end of relay K M coil and diode cathode connect, first constant open contact of relay K M is connected with one end of electromagnetic valve (11) coil of Pneumatic valve (2), and first constant open contact of relay K M connects 24 volts of positive sources, another termination power cathode of electromagnetic valve (11) coil.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420553880.0U CN204174672U (en) | 2014-09-24 | 2014-09-24 | A kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420553880.0U CN204174672U (en) | 2014-09-24 | 2014-09-24 | A kind of self-compensating user pipe to be economized on electricity water supply installation without sub-pressure high-efficient |
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| CN204174672U true CN204174672U (en) | 2015-02-25 |
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