A kind of energy saving water supply device for highrise building
Technical field
The utility model relates to highrise building plumbing technology, especially can save the auxiliary water supply device based on the highrise building draining of high rise building water supply energy consumption, belongs to the building water supply and drainage technical field.
Background technology
Along with day by day increasing the weight of of energy crisis, nowadays energy-saving and emission-reduction have become the common much-talked-about topic of paying close attention in the whole world.Take China as example, architectural energy consumption accounts for 1/3rd of social total energy consumption, and architectural energy consumption consumes energy side by side with industrial consumption energy, traffic, become three large " big power consumers " of energy consumption, so building energy conservation is subject to people's attention more and more.
If the series connection of water pump, water tank feedwater is the normal water supply modes that adopts in highrise building with feedwater in parallel.In the series connection water supply modes, each subregion is equipped with water pump and water tank, the water pump in upper district draws water from the water tank of inferior segment, and this mode is applicable to allow subregion that all kinds of highrise buildings of water tank and water pump are set, and building height surpasses this way of supplying water of the suitable employing of super highrise building of 100 meters; In water supply modes in parallel, each subregion independently arranges water tank and water pump, the water pump centralized arrangement is at building bottom or basement, and each distinguishes the cistern water supply in water pump independence Xiang Ge district, and this mode is widely adopted in the permission subregion arranges water tank and highly is no more than the highrise building of 100 meters.
In addition, the drainage system of highrise building is divided into fecal sewage drainage system and daily life sewage drainage system by draining water quality.The fecal sewage drainage system is mainly got rid of the sewage of getting rid of from closet stall, urinal; The daily life sewage drainage system is mainly got rid of the various waste water of discharging from sanitary apparatus, wherein contains washing agent, hair and tiny suspension etc.The highrise building draining has very large potential energy, but existing building water supply and drainage mode is all directly to drain, and this part energy is not utilized.
Recycling about highrise building draining energy, someone proposes, generate electricity with this part energy, but because high-rise draining has larger potential energy, need to take measures to reduce the flow velocity of draining, as increase the inside pipe wall roughness, and establish at a certain distance methods such as " the second word are curved " on standpipe, implement certain difficulty.
The utility model content
The purpose of this utility model is to provide a kind of energy saving water supply device for highrise building, this device utilizes the elevating head of highrise building high district user daily life sewage draining to be used as the power that the middle user of lower floor supplies water, and effectively reduces water supply consumption under the prerequisite of the normal operation that does not affect former supply and drain water system.
Problem described in the utility model realizes with following technical proposals:
A kind of energy saving water supply device for highrise building, it comprises low district water tank, the middle district water tank He Gao district water tank that series connection arranges, described low district water tank, middle district water tank are respectively equipped with low district booster water pump He Zhong district booster water pump, special feature is, described device also comprise high district soil stack, in low district's soil stack and pressure water supply tank, is divided into inner chamber and exocoel by barrier film in the pressure water supply tank; Height district's soil stack and in the daily life sewage baffle-box is set between low district soil stack, the daily life sewage baffle-box is higher than middle district water tank, daily life sewage baffle-box bottom is provided with gutter, gutter is communicated with through the inner chamber of three-way solenoid valve with the pressure water supply tank; Described low district water tank is communicated with the import of pressure water supply tank exocoel through the first flap valve, the first gate valve, and the outlet of pressure water supply tank exocoel is communicated with middle district water tank through the second flap valve, the second gate valve, and the height of pressure water supply tank is lower than low district water tank.
The barrier film that arranges in above-mentioned energy saving water supply device for highrise building, described pressure water supply tank is the fold barrier film, and after described barrier film launches, area and pressure water supply tank internal surface area are complementary.
Above-mentioned energy saving water supply device for highrise building, described pressure water supply tank top are provided with the inner chamber automatic air valve of communication with cavity and are communicated with the exocoel automatic air valve of exocoel.
Above-mentioned energy saving water supply device for highrise building, described device also is provided with the transverse drainage main, one, two passages of described three-way solenoid valve are communicated with the inner chamber of gutter with the pressure water supply tank, another is communicated with the inner chamber of transverse drainage main with the pressure water supply tank, the transverse drainage main through down stream tee joint with in low district soil stack be communicated with.
Above-mentioned energy saving water supply device for highrise building, soil stack lower end, described high district is communicated with the daily life sewage baffle-box, described daily life sewage baffle-box top is provided with overfall, overfall with in the low upper end of distinguishing soil stack be communicated with.
Above-mentioned energy saving water supply device for highrise building, described gutter is provided with electro connecting pressure gauge, and described electro connecting pressure gauge is electrically connected to controller, and controller is controlled three-way solenoid valve.
Above-mentioned energy saving water supply device for highrise building, described middle district water tank is provided with overflow pipe, and overflow pipe is communicated with low district water tank.
Be provided with strainer bottom above-mentioned energy saving water supply device for highrise building, described daily life sewage baffle-box, gutter upper end connection strainer.
The utility model has proposed a kind of auxiliary water supply device based on the highrise building draining for the draining energy problem that effectively utilizes tall building life waste water.described device is under the prerequisite that does not affect the normal operation of former highrise building plumbing, be provided with a daily life sewage buffer tank in the middle of low district user daily life sewage soil stack in high-rise user, gutter by the daily life sewage buffer tank is communicated with the barrier film inner chamber of pressure water supply tank, the barrier film exocoel of pressure water supply tank is communicated with low district water supply tank, utilize the difference in height of daily life sewage buffer tank draining potential energy and daily life sewage buffer tank and middle district user water supply tank, domestic water in the pressure water supply tank is transported to middle district water supply tank, thereby save for Water Energy.In case the pressure water supply tank breaks down, the former water feeding and draining device of highrise building can normally move.Described device building costs is low, easy to implement, and it both had been applicable to tall buildings, also is applicable to the transformation of old building water feeding and draining device.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the utility model schematic diagram;
Fig. 2 is that pressure water supply tank feedwater water-filling, daily life sewage are discharged view.
Fig. 3 is pressure water supply tank waste water daily life sewage water-filling, give deposition attitude schematic diagram waterborne.
in accompanying drawing, each list of reference numerals is: 1A, low district water tank, 1B, low district booster water pump, 2A, middle district water tank, 2B, middle district booster water pump, 3, high district water tank, 4A, high district soil stack, 4B, in low district soil stack, 5, the daily life sewage baffle-box, 6, the pressure water supply tank, 6A, the inner chamber automatic air valve, 6B, barrier film, 6C, the exocoel automatic air valve, 6D, inner chamber, 6E, exocoel, 7, three-way solenoid valve, 8, electro connecting pressure gauge, 9, controller, 10A, the first flap valve, 10B, the first gate valve, 11A, the second flap valve, 11B, the second gate valve, 12, strainer, 13, the transverse drainage main, 14, down stream tee joint, 15, gutter, 16, overfall, 17, overflow pipe, 18, Water gate valve often begins to rehearse.
The specific embodiment
Referring to Fig. 1, the utility model improves high level series connection water supply modes, and it comprises low district water tank 1A, the middle district water tank 2A He Gao district water tank 3 that series connection arranges.Water in low district water tank is supplied with by municipal water supply, and water tank place, low district is provided with low district booster water pump 1B, and low district booster water pump 1B can pump into middle district water tank with the water that hangs down in district's water tank; Water tank place, middle district is provided with middle district booster water pump 2B, and the middle district booster water pump 2B regularly interior water of Jiang Zhong district's water tank pumps in high district water tank 3.Described device also comprises for the height district soil stack 4A of discharging daily life sewage, low district soil stack 4B and pressure water supply tank 6.Height district soil stack 4A and in daily life sewage baffle-box 5 is set between low district soil stack 4B, soil stack 4A lower end, high district is communicated with daily life sewage baffle-box 5, daily life sewage baffle-box top is provided with overfall 16, overfall with in the upper end of low district soil stack 4B be communicated with.Described daily life sewage baffle-box is higher than middle district water tank 2A, be provided with strainer 12 in daily life sewage baffle-box 5, daily life sewage baffle-box bottom is provided with gutter 15, and gutter 15 upper ends are communicated with strainers 12, and gutter 15 lower ends communicate with the inner chamber 6D of pressure water supply tank 6 through three-way solenoid valve 7.Described middle district water tank is provided with overflow pipe 17, and overflow pipe 17 is communicated with low district water tank 1A.
Referring to Fig. 1-3, the height of described pressure water supply tank 6 is divided into inner chamber 6D and exocoel 6E by ring-type barrier film 6B lower than low district water tank 1A in the pressure water supply tank, and wherein inner chamber 6D is used for storing daily life sewage, and exocoel 6E is used for storing domestic water.Low district water tank 1A is communicated with the import of pressure water supply tank 6 exocoel 6E through the first flap valve 10A, the first gate valve 10B, and the 6 exocoel outlets of pressure water supply tank are communicated with middle district water tank 2A through the second flap valve 11A, the second gate valve 11B.Described barrier film 6B is fold barrier film 6B, and the area after barrier film 6B launches and the internal surface area of pressure water supply tank 6 are complementary.Be provided with the inner chamber automatic air valve 6A of communication with cavity 6D on pressure water supply tank 6 tops and be communicated with the exocoel automatic air valve 6C of exocoel 6E.
Still referring to Fig. 1-3, in two passages of described three-way solenoid valve 7, one is communicated with gutter 15 with the inner chamber 6D of pressure water supply tank 6, another is communicated with transverse drainage main 13 with the inner chamber 6D of pressure water supply tank 6, transverse drainage main 13 through down stream tee joint 14 with in low district soil stack 4B be communicated with.Gutter 15 is provided with electro connecting pressure gauge 8, and electro connecting pressure gauge 8 is electrically connected to controller 9, and controller 9 is controlled three-way solenoid valve 7.
still referring to Fig. 1-3, the course of work of the present utility model is as follows: the domestic water of low district water tank 1A enters the exocoel 6E of pressure water supply tank 6 by the first gate valve 10B, the first flap valve 10A, barrier film 6B is compressed, inner chamber automatic air valve 6A exhaust, make domestic water substantially be full of whole pressure water supply tank 6, this moment, three-way solenoid valve 7 was communicated with transverse drainage main 13 with the inner chamber 6D of pressure water supply tank 6, as shown in Figure 2, daily life sewage baffle-box 5 is constantly collected the daily life sewage of high district soil stack 4A, when water level rises to certain altitude when height H (as shown in Figure 1), pressure by electro connecting pressure gauge 8 measurements, pressure signal is passed to controller 9, controller is controlled three-way solenoid valve 7 actions, gutter 15 is communicated with the inner chamber 6D of pressure water supply tank 6, daily life sewage enters pressure water supply tank 6 inner chambers, barrier film 6B is heaved, under the pressure-acting that height of water level produces, domestic water is passed through the second flap valve 11A, the second gate valve 11B sends into middle district water tank 2A, exocoel automatic air valve 6C exhaust.The mode that controller 9 can be controlled the employing time, (time decides according to daily life sewage baffle-box 5 and the volume of pressure water supply tank 6 after some minutes, namely according to the size of an output), control three-way solenoid valve 7 actions, low district soil stack 4B during daily life sewage is sent into by transverse drainage main 13, down stream tee joint 14, so just completed a water supply process, said process goes round and begins again, and the water that constantly will hang down district water tank 1A by pressure water supply tank 6 is transported to middle district water tank 2A.Said process, the displacement of high district daily life sewage equates with output by pressure water supply tank Xiang Zhong district water tank.If the liquid level of daily life sewage baffle-box 5 surpasses overfall 16, daily life sewage by in low district soil stack 4B drain; If the domestic water liquid level in middle district water tank 2A surpasses the suitable for reading of overflow pipe 17, domestic water is discharged to low district water tank 1A by overflow pipe 17; If the high discharge capacity of distinguishing daily life sewage is lower than middle district domestic water amount, the float valve or the fluid level controller that arrange in middle district water tank 2A move, startup low district booster water pump 1B Xiang Zhong district's water tank moisturizing; If when pressure water supply tank fault or maintenance, by low district booster water pump 1B Xiang Zhong district water tank 2A water supply (the first gate valve 10B, the second gate valve 11B, drainage valve 18 are closed at this moment, and be identical with existing water system).
Below provide the calculating of the utility model feasibility: the discrepancy in elevation of establishing this building Nei Zhong district's water tank and low district water tank is 30 meters (approximately height of 10 floors), and horizontal main length is got 10 meters.If the flow velocity in pipe is v=1m/s, by volume flow
, can get pipe diameter D=0.103m=103mm, " the Designing of Building Water System handbook can be chosen the seamless steel pipe of D108x3.5, its flow velocity v=0.9m/s, specific frictional resistance R=17 mmH by looking into
2O/m, actual flow are Q=28.08 m
3/ h.
Get the pipeline overall length and be each about 30m of L=70m(waste water pipe, feed pipe, the long 10m of horizontal pipe), the calculating of living water local resistance loss can by 25%~35% carrying out of accounting for friction loss, be got K=35% here.Drag overall loss △ P is:
△P=L×R(K+1)=70×17×1.35=1606.5mmH
2O=1.6?mH
2O
From result of calculation, only needing the difference in height of daily life sewage baffle-box and middle district feed tank is 1.6 m, just can overcome the drag overall loss of pipe-line system.