A kind of novel totally-enclosed anti-negative pressure inhibition device secondary water supply system
Technical field
The present invention relates to secondary water supply system field, specifically belong to a kind of novel totally-enclosed anti-negative pressure inhibition device secondary water supply system.
Background technology
Municipal water supply system, when being fed to people's productive life and using, usually needs to be fitted with secondary water supply system guarantee and normally uses.The general purpose module of common secondary water supply system has the empty Yi Qi ﹑ Ya Li Biao ﹑ supporting water transfer pipe network system of: Shui Beng ﹑ Qi Ya Guan ﹑ current stabilization Guan ﹑ Pai Qi Fa ﹑ Zhen and supporting grid control system.When using common secondary water supply system, often can there is following point: 1, can not ensure totally-enclosed, often secondary pollution problem occur; 2, when occurring that municipal water supply is cut off the water in short-term, stagnant water phenomenon can be there is, cannot automatic water-replacing; 3, when steady-flow tank water level is too low, can not warning reminding; 4, after steady-flow tank water level reduces, when steady-flow tank water level raises again, can not automatic vent, need manually to be vented.In order to solve the problem, the invention provides a kind of novel totally-enclosed anti-negative pressure inhibition device secondary water supply system.
Summary of the invention
The invention provides a kind of novel totally-enclosed anti-negative pressure inhibition device secondary water supply system, by combining the decision design of Shui Beng ﹑ current stabilization Guan ﹑ Ya Li Biao ﹑ Yi Qi ﹑ Qi Ya Guan ﹑ electricity Ci Fa ﹑ supporting power grid control Xi Tong ﹑ supporting water transfer pipe network system and relevant matching component thereof, make the present invention have full Feng Bi ﹑ anti-Fu Ya ﹑ induction to Bao Jing ﹑ Zi and move the feature of Pai Qi ﹑ automatic water supplement voltage stabilizing and automatic water-replacing anti-dead, be applicable to people's productive life municipal water supply secondary water-supply mass and use.
The technical solution used in the present invention is as follows:
A kind of novel totally-enclosed anti-negative pressure inhibition device secondary water supply system, comprise the supporting water transfer pipe network system of Shui Beng ﹑ current stabilization Guan ﹑ Ya Li Biao ﹑ Yi Qi ﹑ Qi Ya Guan ﹑ electricity Ci Fa ﹑ supporting power grid control Xi Tong ﹑, Shui Beng ﹑ current stabilization Guan ﹑ Yi Qi ﹑ air pressure tank and municipal water supply system are interconnected by supporting water transfer pipe network system, Shui Beng ﹑ current stabilization Guan ﹑ Ya Li Biao ﹑ Yi Qi ﹑ Qi Ya Guan ﹑ electromagnetic valve is connected to each other control by supporting grid control system, it is characterized in that: described water pump is furnished with induction gas check switch valve, described steady-flow tank is with induction type liquid level ball float and three-way bar gas meter valve, three-way bar gas meter valve is directly connected with pressure meter, pressure meter is with digital display screen and alarm, described TVS is equipped with pressure transmitter and liquid-level switch, described air pressure tank is provided with and connects electric-type digital display manometer, described supporting network system is equipped with 3 electromagnetic valves.
Described water pump is furnished with induction gas check switch valve, and the horizontal center line of induction gas check switch valve overlaps with the horizontal center line of the water inlet on water pump.
Described steady-flow tank is with induction type liquid level ball float, when the pressure of steady-flow tank declines continuously, induction type liquid level ball float drop to specified roll off the production line place time, induction type hydraulic pressure float switch is connected with rolling off the production line, water pump is out of service, and the electromagnetic valve induction of respective lines starts, can by water remaining in air pressure tank, put into steady-flow tank, guarantee that steady-flow tank does not produce negative pressure.
Described TVS is equipped with pressure transmitter and liquid-level switch, TVS is installed on steady-flow tank, pressure transmitter is directly connected with liquid-level switch, water pressure in steady-flow tank passes to pressure transmitter by TVS, pressure transmitter, by changing pressure signal into voltage signal, controls the folding of liquid-level switch.
It is 0.01MPa that described air pressure tank is provided with the minimum precision connecing electric-type digital display manometer.
Described supporting network system is equipped with 3 electromagnetic valves, the installation site of 3 electromagnetic valves is in triangular distribution, control 4 road power network lines, by the alternative expression folding of 3 electromagnetic valves, control the disconnection or closed of 4 road power network lines, and then the coupling work between control Shui Beng ﹑ current stabilization Guan ﹑ air pressure tank and municipal water supply system.
Compared with the prior art, beneficial effect of the present invention is as follows:
By combining the decision design of Shui Beng ﹑ current stabilization Guan ﹑ Ya Li Biao ﹑ Yi Qi ﹑ Qi Ya Guan ﹑ electricity Ci Fa ﹑ supporting power grid control Xi Tong ﹑ supporting water transfer pipe network system and relevant matching component thereof, solve following problem: 1, common secondary water supply system can not be accomplished totally-enclosed, often secondary pollution occurs; 2, when occurring that municipal water supply is cut off the water in short-term, stagnant water phenomenon can be there is, cannot automatic water-replacing; 3, when steady-flow tank water level is too low, can not warning reminding; 4, after steady-flow tank water level reduces, when steady-flow tank water level raises again, can not automatic vent, need manually to be vented.The present invention has full Feng Bi ﹑ anti-Fu Ya ﹑ induction and Baos Jing ﹑ Zi and move Pai Qi ﹑ automatic water supplement voltage stabilizing and automatic water-replacing anti-dead feature, is applicable to people's productive life municipal water supply secondary water-supply mass and uses.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Digital corresponding component in figure: water pump (1), induction gas check switch valve (2), supporting water transfer pipe network system (3), steady-flow tank (4), three-way bar gas meter valve (5), pressure meter (6), municipal water supply system (7), induction type liquid level ball float (8), TVS (9), pressure transmitter (10), liquid-level switch (11), air pressure tank (12), connects electric-type digital display manometer (13), electromagnetic valve (14,15,16), supporting grid control system (17).
Detailed description of the invention
See accompanying drawing: a kind of novel totally-enclosed anti-negative pressure inhibition device secondary water supply system, comprise water pump 1 ﹑ steady-flow tank, 4 ﹑ pressure meter 6 ﹑ TVS 9 ﹑ air pressure tank 12 ﹑ electromagnetic valves (14, 15, the supporting water transfer pipe network system 3 of 16) ﹑ supporting grid control system 17 ﹑, water pump 1 ﹑ steady-flow tank 4 ﹑ TVS 9 ﹑ air pressure tank 12 and municipal water supply system 7 are interconnected by supporting water transfer pipe network system 3, supporting grid control system 17 is by water pump 1 ﹑ steady-flow tank 4 ﹑ pressure meter 6 ﹑ TVS 9 ﹑ air pressure tank 12 ﹑ electromagnetic valve (14, 15, 16) control is connected to each other, it is characterized in that: described water pump 1 is furnished with induction gas check switch valve 2, described steady-flow tank 4 is with induction type liquid level ball float 8 and three-way bar gas meter valve 5, three-way bar gas meter valve 5 and pressure 6 are shown directly to be connected, pressure meter 6 is with digital display screen and alarm, described TVS 9 is equipped with pressure transmitter 10 and liquid-level switch 11, described air pressure tank 12 is provided with and connects electric-type digital display manometer 13, described supporting network system 17 is equipped with 3 electromagnetic valves (14, 15, 16).Described water pump 1 is furnished with induction gas check switch valve 2, and the horizontal center line of induction gas check switch valve 2 overlaps with the horizontal center line of the water inlet on water pump 1.Described steady-flow tank 4 is with induction type liquid level ball float 8, when the pressure of steady-flow tank 4 declines continuously, induction type liquid level ball float 8 drop to specified roll off the production line place time, induction type hydraulic pressure ball float 8 switch is connected with rolling off the production line, water pump 1 is out of service, and electromagnetic valve (14,15, the 16) induction of respective lines starts, can by water remaining in air pressure tank 12, put into steady-flow tank 4, guarantee that steady-flow tank 4 does not produce negative pressure.Described TVS 9 is equipped with pressure transmitter 10 and liquid-level switch 11, TVS 9 is installed on steady-flow tank 4, pressure transmitter 10 is directly connected with liquid-level switch 11, water pressure in steady-flow tank 4 passes to pressure transmitter 10 by TVS 9, pressure transmitter 10, by changing pressure signal into voltage signal, controls the folding of liquid-level switch 11.It is 0.01MPa that described air pressure tank 12 is provided with the minimum precision connecing electric-type digital display manometer 13.Described supporting network system 17 is equipped with 3 electromagnetic valves (14,15,16), the installation site of 3 electromagnetic valves (14,15,16) is in triangular distribution, control 4 road power network lines, by the alternative expression folding of 3 electromagnetic valves (14,15,16), control the disconnection or closed of 4 road power network lines, and then control the coupling work between water pump 1 ﹑ steady-flow tank 4 ﹑ air pressure tank 12 and municipal water supply system 7.
Under the present invention is divided into six kinds of different operating modes, the working condition of this secondary water supply system illustrates: one, when municipal water supply system (7) normal water supply, electromagnetic valve 13,14,15 power-off is closed, A, B road leads to, and A, C road and A, D road are closed, and air pressure tank does normal instinct work; Two, when municipal water supply system (7) is cut off the water, when intake pressure is lower than 0.1mpa instantaneously, electromagnetic valve 15 and electromagnetic valve 13 action, A, B road and A, D road are closed, and A, C road leads to, and the redundance water that can not supply water with air pressure tank 11 pressure itself runs the short time by water pump 1 and supplies water; Three, when pressure in air pressure tank 11 drops to a little more than air pressure tank 11 the blowing pressure, electromagnetic valve 13 power-off, A, B road, A, C road and A, D road are closed, and in air pressure tank 11, a small amount of water of residue is prepared to steady-flow tank 3 moisturizing; Four, when steady-flow tank 3 pressure and water level continue to decline, when liquid-level switch 10 is connected to rolling off the production line, termination of pumping 1 also electromagnetic valve 14 action, A, D road leads to.A, B road and A, C road are closed and the water of air pressure tank 11 remaining force are put into steady-flow tank 3, ensure that steady-flow tank 3 does not produce negative pressure; Five, when municipal water supply pressure is normal, shut electromagnetic valve 15, electromagnetic valve 13, electromagnetic valve 14 simultaneously.A, B road is connected, all the other roads are closed, and recovers normal water supply; Six, for prevent air pressure tank 11 for a long time need not, the change of water quality in air pressure tank 11, every day is when using water, electromagnetic valve 15 and electromagnetic valve 13 are energized and open 2-5 minute, A, C road is open-minded, to be run the water in replacing air pressure tank 11 with the pressure of air pressure tank 11 self by water pump 1.Adopt which can solve the long-term stagnant water problem of air pressure tank 11.