The supply equipment of the high-order compensation of band cleaned water tank
[technical field]
The utility model relates to a kind of secondary water-supply equipment, specifically a kind ofly is applied to high-rise building, has the supply equipment of high-order compensation cleaned water tank.
[background technology]
Existing non-negative pressure water-supply installation, be to compensate by the current stabilization compensating tank that is serially connected between tap water water inlet pipe and water pump assembly, it compare with traditional secondary water-supply mode not only have energy-conservation, do not produce negative pressure, occupy advantages such as the space is little, and can also do limited current stabilization compensation.But continuous development along with highrise building, the application of no negative pressure equipment increases, city planting ductwork supplies water and is becoming tight day, can occur ductwork pressure when water use peak descends, phenomenons such as low layer user insufficient water, also there is producer water storage box to be set at present and alleviates imbalance between supply and demand for the moment at high level, what have uses bearing type water tank, the employing non-bearing type water tank that has, but the press-bearing water tank compensation rate still is limited, and it is higher to make an enough big press-bearing water tank cost, and difficulty is installed, and adopts non-press-bearing water tank to bring problems such as secondary pollution and high-rise user's hydraulic pressure is on the low side.Therefore prior art defective when this type of problem of solution is comparatively obvious, and applicability is not enough.
[utility model content]
For addressing the above problem, the purpose of this utility model is to provide a kind of supply equipment with high-order compensation cleaned water tank, this equipment not only can laminate water supply, energy-conservation, economize ground but also can also accomplish that compensation rate is big, stable, health supply water, reduce the service condition of non-negative pressure water-supply installation largely, helped the promotion and application of this energy-conserving product.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of supply equipment with high-order compensation cleaned water tank, it is made up of tap water water inlet pipe, intake pressure sensor, current stabilization jar, water pump assembly, discharge pressure sensor, user's pipe network, high-order compensation cleaned water tank, described water pump assembly input links to each other with the tap water water inlet pipe through the current stabilization jar, output links to each other with user's pipe network, it is characterized in that: be placed in the building eminence, its interface A compensates cleaned water tank with the high position that user's pipe network top directly links to each other.
The supply equipment of the high-order compensation of band of the present utility model cleaned water tank is characterized in that: described high-order its top water inlet of compensation cleaned water tank accumulates an interface A through control valve and bottom delivery port through little lift water pump, flap valve.
The supply equipment of the high-order compensation of band of the present utility model cleaned water tank, it is characterized in that: described high-order compensation cleaned water tank top is provided with seal cover, further be provided with aerial respiration mouth and ultraviolet sterilizer on the seal cover, also be provided with the micro porous filtration core on the aerial respiration mouth, ultraviolet sterilizer stretches into water tank inside and is immersed in the water, and seal cover also is provided with dust cover outward.
The supply equipment of the high-order compensation of band of the present utility model cleaned water tank, it is characterized in that, be provided with electric control box near the described high-order compensation cleaned water tank, little lift water pump, pressure switch, ultraviolet sterilizer, liquid-level switch and electric control box electrically connect, and do not have electric connection with the variable frequency control cabinet.
The utility model in actual applications, when city planting ductwork supplies water just often, water pump assembly supplies water to user's pipe network constant pressure by variable frequency control cabinet control of pump unit, to the moisturizing of high position compensation cleaned water tank, the full float switch of water cuts out, and waits for the compensation of user's pipe network simultaneously.Fluctuation appears in city planting ductwork hydraulic pressure when water use peak, and drop to certain when setting value, and the water pump assembly fall-back reduces the water absorption to the tap water pipe network, and user's ductwork pressure descends, pressure switch is opened, and high-order compensation cleaned water tank water storage compensates the pipe network to the user by the supercharging of little lift water pump; When municipal ductwork pressure is normal, normal operating condition recovers in system.For guaranteeing high-order compensation tank water storage health, do not produce secondary pollution, the air that enters cleaned water tank also stretches into the immersion ultraviolet sterilizer by micro porous filtration in the water tank, simultaneously for guaranteeing that water storage gives user's pipe network forced compensation once fresh every day.
The beneficial effects of the utility model are: pass through the technical program, not only can laminate water supply, do not produce negative pressure, and can also be in the water use peak phase, realize the automatic control current limliting during municipal ductwork pressure fluctuation, alleviate the water supply burden of city planting ductwork, by high position compensation cleaned water tank supercharging compensation, the clean health of water storage, compensation rate is big, pressure of supply water is steady, and bigger flexibility is arranged.
[description of drawings]
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the cross-sectional schematic of the high position compensation cleaned water tank in the utility model.
[specific embodiment]
The utility model will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model relates to a kind of supply equipment with high-order compensation cleaned water tank, include: tap water water inlet pipe 1, intake pressure sensor 2, current stabilization jar 3, water pump assembly 4, discharge pressure sensor 5, variable frequency control cabinet 6, user's pipe network 7 and high-order compensation cleaned water tank 8, tap water water inlet pipe 1 links to each other with the inlet of current stabilization jar 3, water inlet sensor 2 is arranged on the current stabilization jar 3, the outlet of current stabilization jar 3 is connected with the input of water pump assembly 4, the output of water pump assembly 4 is connected with user's pipe network 7, output also is provided with discharge pressure sensor 5, and user's pipe network 7 tops are connected with the A interface of high-order compensation cleaned water tank 8.When normal water supply, give variable frequency control cabinet 6 by intake pressure sensing 2 and discharge pressure sensor 5 transmission pressure signals, variable frequency control cabinet 6 control of pump units 4 are to user's pipe network 7 constant pressure water supplies, after control valve 16 decompressions, give high-order compensation cleaned water tank 8 moisturizings simultaneously, water completely back float valve 20 is closed, and high-order compensation cleaned water tank 8 inner storing waters wait to 7 compensation of user's pipe network.During water use peak, 1 pressure oscillation of tap water water inlet pipe, and drop to certain setting value, after water pump assembly 4 is controlled, fall-back, the decrement suction, user's pipe network 7 pressure descend, pressure switch 17 is opened, high-order compensation cleaned water tank 8 inner storing waters compensate to user's pipe network by flap valve 18 through little lift water pump 19 superchargings, because pressure changes control valve 16 pass valves this moment, compensation water can not pass back into water tank from the top water inlet, but direct supply user pipe network 7; When tap water water inlet pipe 1 pressure recovers just often, equipment recovers former operation normality, and high-order compensation cleaned water tank 8 stops compensation.
The maximum improvement of the supply equipment part of the high-order compensation of band of the present utility model cleaned water tank is: described high-order compensation cleaned water tank 8 its casing 9 tops are provided with seal cover 14, seal cover 14 tops further are provided with aerial respiration mouth 12 and ultraviolet sterilizer 13, the seal cover 14 outer dust covers 10 that also are provided with, aerial respiration mouth 12 tops are provided with micro porous filtration core 11, between ultraviolet sterilizer 13, liquid-level switch 21, pressure switch 17, little lift water pump 19 and the electric control box 15 by electrically connect with variable frequency control cabinet 6 between nothing electrically connect into independent control.
The above specific embodiment is preferred embodiment of the present utility model only, is not to be used to limit protection domain of the present utility model.