CN204715466U - A kind of box pipe network water supply equipment - Google Patents
A kind of box pipe network water supply equipment Download PDFInfo
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- CN204715466U CN204715466U CN201520403717.0U CN201520403717U CN204715466U CN 204715466 U CN204715466 U CN 204715466U CN 201520403717 U CN201520403717 U CN 201520403717U CN 204715466 U CN204715466 U CN 204715466U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The utility model provides one can not polluted water, and can well utilize the original pressure in running water pipe, energy-conserving and environment-protective, integrated level is high, and I&M is box pipe network water supply equipment easily.It comprises water tank, water pump, control centre, without negative pressure surge tank, air pressure tank, discharge pressure table, total delivery port, electric butterfly valve, municipal water inlet, backflow preventer and remote alarms receiving terminal; Municipal administration water inlet is connected with the water inlet of water tank by backflow preventer, is connected between municipal water inlet and water tank without negative pressure surge tank; The delivery port of water tank is connected with water pump and air pressure tank; Total water outlet is provided with discharge pressure table; Be connected with the import of air pressure tank with water pump without negative pressure surge tank; Control centre respectively with water pump, be electrically connected without negative pressure surge tank, air pressure tank, discharge pressure table, electric butterfly valve, remote alarms receiving terminal and control centre's wireless connections; The part contacted with water in above-mentioned each parts and the pipeline of connecting components all adopt food-grade stainless steel.
Description
Technical field
The utility model relates to a kind of supply equipment, specifically refers to a kind of box pipe network water supply equipment.
Background technology
Pipe network Pressure-superposed water supply equipment, in fact namely our frequent said non-negative pressure frequency-changing water supply device, be called variable frequency non-negative pressure water again.Pipe network Pressure-superposed water supply equipment is a kind of supply equipment again pressurizeed on original pipe network water pressure basis.Data according to " supply equipment popularization center " introduces that it breaches in the past can only to the mistaken ideas of pressurizeing without setting-out, and ensure that the supercharging of equipment limitation by the control of convection cell fluidised form.Pressure influence is not produced to pipe network.At user's leading portion, pipe network Pressure-superposed water supply equipment is installed, tap water can be solved and limit due to ductwork pressure the problem can not delivering to user, meet the demand of far-end high elevation user.Water distributing network be urban water supply system important composition some, be responsible for transport to user, the mission of dispensing water, with satisfied users to water and, the demand of hydraulic pressure.Because the distribution of waterline network is wide, interval is long, raw materials requirement is high, thus it, giving investment share shared in aqueous systems higher, has footy effect to tower-free water supplying pipe well stage of construction in tower-free water supplying is always provided funds.In transmission & distribution water process, demand expends a lot of energy, and the energy consumption of water supply company has 90% to promote for the waterpower of one-level, secondary pumping station, and this some energy consumption accounts for the 30%--40% of water capital processed.The quality of distribution system operational situation directly has influence on pressure of supply water and the water yield, has influence on service quality.Thus, water distributing network is occupying important orientation in aqueous systems.
There is a kind of box pipe network water supply equipment use quite general in pipe network Pressure-superposed water supply equipment, the applicant of the utility model patent is found by practice, there is following weak point in box pipe network water supply equipment of the prior art: 1, e-quipment and pipe easy-to-rust, have pollution to water quality, water quality is pure not.2, the original pressure in water supply pipe is not well utilized, energy-conservation not.3, device integration is low, and I&M is inconvenient.4, lack refluence partition apparatus, equipment fault or when safeguarding between municipal administration water inlet and equipment, easily pollute municipal water sources.
Utility model content
The technical problems to be solved in the utility model is, provides one can not polluted water and municipal water sources, and can well utilize the original pressure in running water pipe, energy-conserving and environment-protective, integrated level is high, and I&M is box pipe network water supply equipment easily.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: a kind of box pipe network water supply equipment, it comprise water tank, water pump, control centre, without negative pressure surge tank, air pressure tank, discharge pressure table, total delivery port, electric butterfly valve, municipal water inlet, backflow preventer and remote alarms receiving terminal; Municipal administration water inlet is connected with the water inlet of water tank, and described is connected between municipal water inlet and water tank without negative pressure surge tank; The water outlet of water tank is connected with at least two water pumps and an air pressure tank side by side by pipeline; Described water pump and the outlet of air pressure tank are by ducts converge extremely total water outlet; The pipeline of described total delivery port is provided with discharge pressure table; The described exit without negative pressure surge tank is also connected with the import of air pressure tank with water pump by pipeline, and the exit without negative pressure surge tank is provided with electric butterfly valve; Described control centre is respectively with water pump, be electrically connected without negative pressure surge tank, air pressure tank, discharge pressure table and electric butterfly valve; Described municipal water inlet is provided with backflow preventer; Described remote alarms receiving terminal and control centre's wireless connections; The part contacted with water in above-mentioned each parts and the pipeline of connecting components all adopt food-grade stainless steel SUS304 material.
As improvement, the water outlet of described water tank is provided with for preventing aqueous reflux from entering flap valve in water tank.
As improvement, described is also provided with strainer without between negative pressure surge tank and municipal water inlet.
As improvement, described water pump is three, wherein has one for reserve pump.
As improvement, described water tank and be provided with Hand-operated butterfly valve without between negative pressure surge tank.
As improvement, the water inlet of described water tank is provided with float valve, and described float valve is electrically connected with control centre.
As improvement, the top of described water tank is provided with overfall, and the bottom of described water tank is provided with sewage draining exit.
As improvement, the size of described water tank is long 8 meters, wide 5 meters, high 3 meters; The sidewall of water tank is provided with maintenance ladder; The top board of water tank is provided with manhole.
As preferably, the rear and front end of described backflow preventer is provided with manually-operated gate.
As preferably, described remote alarms receiving terminal is smart mobile phone, intelligent watch or panel computer.
After adopting said structure, the utility model has following beneficial effect: 1, the tap water of pure water is directly fed to user after equipment pressurization, adopt food-grade stainless steel SUS304 material, be tightly connected, tap water and air is completely isolated opens, water source is without any pollution, and water quality is good, and user can drink the drinking water meeting sanitary standard.2, can make full use of the original pressure of water supply pipe, difference is how many, and mend how many, when tap water meets the demands, equipment just quits work, and energy-saving effect is extremely remarkable.3, device integration is high, and a complete set of equipment dispatches from the factory, behind scene, the tap water water inlet pipe of user and outlet pipe directly with equipment interconnection, construct simply, short construction period, floor space is little.
In sum, the utility model provides one can not polluted water and municipal water sources, and can well utilize the original pressure in running water pipe, energy-conserving and environment-protective, integrated level is high, and I&M is box pipe network water supply equipment easily.
Accompanying drawing explanation
Fig. 1 is the structural representation sketch of box pipe network water supply equipment in the utility model.
As shown in the figure: 1, water tank, 2, water pump, 3, control centre, 4, without negative pressure surge tank, 5, air pressure tank, 6, discharge pressure table, 7, total delivery port, 8, electric butterfly valve, 9, flap valve, 10, municipal water inlet, 11, strainer, 12, Hand-operated butterfly valve, 13, float valve, 14, sewage draining exit, 15, overfall, 16, manhole, 17, maintenance ladder, 18, backflow preventer, 19, remote alarms receiving terminal.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
By reference to the accompanying drawings 1, a kind of box pipe network water supply equipment, it comprise water tank 1, water pump 2, control centre 3, without negative pressure surge tank 4, air pressure tank 5, discharge pressure table 6, always delivery port 7, electric butterfly valve 8, municipal water inlet 10, backflow preventer 18 and remote alarms receiving terminal 19; Municipal administration water inlet 10 is connected with the water inlet of water tank 1, and described is connected between municipal water inlet 10 and water tank 1 without negative pressure surge tank 4; The water outlet of water tank 1 is connected with at least two water pumps 2 and an air pressure tank 5 side by side by pipeline; Described water pump 2 and the outlet of air pressure tank 5 are by ducts converge extremely total delivery port 7 place; The pipeline of described total delivery port 7 is provided with discharge pressure table 6; The described exit without negative pressure surge tank 4 is also connected with the import of water pump 2 with air pressure tank 5 by pipeline, and the exit without negative pressure surge tank 4 is provided with electric butterfly valve 8; Described control centre 3 is respectively with water pump 2, be electrically connected without negative pressure surge tank 4, air pressure tank 5, discharge pressure table 6 and electric butterfly valve 8; Described municipal water inlet 10 place is provided with backflow preventer 18; Described remote alarms receiving terminal 19 and control centre 3 wireless connections; The part contacted with water in above-mentioned each parts and the pipeline of connecting components all adopt food-grade stainless steel SUS304 material.
As improvement, the water outlet of described water tank 1 is provided with for preventing aqueous reflux from entering flap valve 9 in water tank 1.
As improvement, described is also provided with strainer 11 without between negative pressure surge tank 4 and municipal water inlet 10.
As improvement, described water pump 2 is three, wherein has one for reserve pump.
As improvement, described water tank 1 and be provided with Hand-operated butterfly valve 12 without between negative pressure surge tank 4.
As improvement, the water inlet of described water tank 1 is provided with float valve 13, and described float valve is electrically connected with control centre 3.
As improvement, the top of described water tank 1 is provided with overfall 15, and the bottom of described water tank 1 is provided with sewage draining exit 14.
As improvement, the size of described water tank 1 is long 8 meters, wide 5 meters, high 3 meters; Volume is 120 cubic metres.The sidewall of water tank 1 is provided with maintenance ladder 17; The top board of water tank 1 is provided with manhole 16.
As preferably, the rear and front end of described backflow preventer 18 is provided with manually-operated gate.
As preferably, described remote alarms receiving terminal 19 is smart mobile phone, intelligent watch or panel computer.
In sum, the utility model provides one can not polluted water and municipal water sources, and can well utilize the original pressure in running water pipe, energy-conserving and environment-protective, integrated level is high, and I&M is box pipe network water supply equipment easily.
The utility model patent adopts outlet structure, is not packaged in together with water tank in same casing by the parts outside the water tanks such as water pump, compares that to be suitable for manual adjustments frequency high, and in site environment, dust etc. pollute in few occasion.This outlet structure also has more flexible in carrying and assembling process, more adapts to the advantage in little space.In addition in above-described embodiment, described control centre, preferably adopt integrated form switch board, by central processing unit, display, the conventional components such as operation keyboard are all incorporated in a switch board.Described control centre, by internet and remote alarms receiving terminal 19 wireless connections, for remote districts, also can carry out wireless connections by GSM data communication platform.Described control centre adopts variable frequency control to water pump, can energy conservation further.
The points for attention that the utility model is correlated with in the specific implementation and parameter as follows: flow rate calculation: equipment flow design meets the regulation of existing " Code for design of building water supply and sewerage " GB50015.Calculation of pressure: equipment de-sign pressure energy meets water supply least favorable water distribution point place needs pressure.
(1), the calculating of Design of Waterworks flow, meet the regulation of existing " building water supply design specifications " GB50015.Water pump suction pipe flow velocity should not be greater than 1.5M/S.
(2), the design pressure value of water system is by following formulae discovery:
Ps＝P4+P5+P6
In formula:
Ps--Design of Waterworks force value (Mpa);
P4--pump outlet place absolute altitude to the least favorable that supplies water, the geometry discrepancy in elevation (m is scaled Mpa) of water distribution point place absolute altitude;
The And Research For The Loss Head Along Pipeline at P5--pump outlet place to water supply least favorable water distribution point place and local head loss's (m is scaled Mpa);
The minimum pressure of supply water value (m is scaled Mpa) that P6--water supply least favorable water distribution point place should ensure.
(3), before the total inlet valve of equipment, place's force value presses following formulae discovery:
Pj＝P7-P8-P9-P10
In formula:
The force value (Mpa) at place before the total inlet valve of Pj--equipment;
The pressure of supply water value (Mpa) of the municipal water supply pipeline that P7--water undertaking provides;
When P8--equipment normally runs, municipal network water supply water suction place is allowed to the step-down value (0.02Mpa) produced;
And Research For The Loss Head Along Pipeline before P9--municipal water supply pipeline access place to the total inlet valve of equipment and local head loss's (m is scaled Mpa).
The absolute altitude at setting pressure sensor PJ place and the geometry discrepancy in elevation (m is scaled Mpa) of municipal water supply pipeline access place absolute altitude before the total inlet valve of P10--equipment.
(4), pump sump mouth place reality can utilize pressure of supply water value should by following formulae discovery
Pk＝Pj-P11-P12-P13
The actual available pressure of supply water value (Mpa) in Pk--pump sump mouth place.
Before P11--pump sump mouth place pressure sensor (P2) and the total inlet valve of equipment, the geometry discrepancy in elevation at pressure sensor (P1) place is (Mpa);
The gross head penalty values (Mpa) of the pipeline between the total inlet valve of P12--equipment to pump sump mouth and strainer, backflow preventer etc.;
P13--equipment normally runs the value added (0.01Mpa) allowing strainer head loss.
(5) pump head calculated value should by following formulae discovery:
1,2 types are pipe network pressure-superposed presses P14=Ps-Pk
P14=Ps-Pk pressed by the pipe network pressure-superposed main pump of 3 molding box formula, and P14=Ps pressed by little pump
In formula:
P14--pump head calculated value (m is scaled Mpa).
Water pump requirement:
A adopts low noise, high efficiency, energy-saving, flow-lift curve without the centrifugal pump of hump;
B should arrange 1 stand by pump, and the water supply capacity of stand by pump should not be less than the water supply capacity of maximum 1 working barrel;
C water pump overcurrent part should adopt the material meeting sanitary standard;
D, when there being requirements at the higher level to antinoise, can adopt the water pump of water cooling mode.
E water pump size, number of units should be determined by design synthesis, water supply volume is unbalanced and the duration is longer time, should configure the small pump being suitable for low ebb water supply volume, the flow of small pump can be 1/3 ~ 1/2 of working barrel flow.
F is when water supply network variation in water pressure is less, and the pump selection of pipe network Pressure-superposed water supply equipment should make high efficiency area of pump operation be water su pply flow to the maximum.
G is when water supply network variation in water pressure is larger, and pump selection should make the operating point of water pump when rated speed be positioned at inside the efficient district of water pump.
Be described the utility model and embodiment thereof above, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited thereto.If generally speaking those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (10)
1. a box pipe network water supply equipment, is characterized in that: it comprise water tank (1), water pump (2), control centre (3), without negative pressure surge tank (4), air pressure tank (5), discharge pressure table (6), total delivery port (7), electric butterfly valve (8), municipal water inlet (10), backflow preventer (18) and remote alarms receiving terminal (19); Municipal administration water inlet (10) is connected with the water inlet of water tank (1), and described is connected between municipal water inlet (10) and water tank (1) without negative pressure surge tank (4); The water outlet of water tank (1) is connected with at least two water pumps (2) and an air pressure tank (5) side by side by pipeline; Described water pump (2) and the outlet of air pressure tank (5) are by ducts converge extremely total delivery port (7) place; The pipeline of described total delivery port (7) is provided with discharge pressure table (6); The described exit without negative pressure surge tank (4) is also connected with the import of water pump (2) with air pressure tank (5) by pipeline, and the exit without negative pressure surge tank (4) is provided with electric butterfly valve (8); Described control centre (3) is respectively with water pump (2), be electrically connected without negative pressure surge tank (4), air pressure tank (5), discharge pressure table (6) and electric butterfly valve (8); Described municipal water inlet (10) place is provided with backflow preventer (18); Described remote alarms receiving terminal (19) and control centre (3) wireless connections; The part contacted with water in above-mentioned each parts and the pipeline of connecting components all adopt food-grade stainless steel SUS304 material.
2. box pipe network water supply equipment according to claim 1, is characterized in that: the water outlet of described water tank (1) is provided with for preventing aqueous reflux from entering flap valve (9) in water tank (1).
3. box pipe network water supply equipment according to claim 1, is characterized in that: described is also provided with strainer (11) without between negative pressure surge tank (4) and municipal water inlet (10).
4. box pipe network water supply equipment according to claim 1, is characterized in that: described water pump (2) is three, wherein has one for reserve pump.
5. box pipe network water supply equipment according to claim 1, is characterized in that: described water tank (1) and be provided with Hand-operated butterfly valve (12) without between negative pressure surge tank (4).
6. box pipe network water supply equipment according to claim 1, is characterized in that: the water inlet of described water tank (1) is provided with float valve (13), and described float valve is electrically connected with control centre (3).
7. box pipe network water supply equipment according to claim 1, is characterized in that: the top of described water tank (1) is provided with overfall (15), and the bottom of described water tank (1) is provided with sewage draining exit (14).
8. box pipe network water supply equipment according to claim 1, is characterized in that: the size of described water tank (1) is long 8 meters, wide 5 meters, high 3 meters; The sidewall of water tank (1) is provided with maintenance ladder (17); The top board of water tank (1) is provided with manhole (16).
9. box pipe network water supply equipment according to claim 1, is characterized in that: the rear and front end of described backflow preventer (18) is provided with manually-operated gate.
10. box pipe network water supply equipment according to claim 1, is characterized in that: described remote alarms receiving terminal (19) is smart mobile phone, intelligent watch or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520403717.0U CN204715466U (en) | 2015-06-12 | 2015-06-12 | A kind of box pipe network water supply equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520403717.0U CN204715466U (en) | 2015-06-12 | 2015-06-12 | A kind of box pipe network water supply equipment |
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| CN204715466U true CN204715466U (en) | 2015-10-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046826A (en) * | 2021-11-22 | 2022-02-15 | 上海城市水资源开发利用国家工程中心有限公司 | Pipe network secondary water supply pipeline simulation system |
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2015
- 2015-06-12 CN CN201520403717.0U patent/CN204715466U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046826A (en) * | 2021-11-22 | 2022-02-15 | 上海城市水资源开发利用国家工程中心有限公司 | Pipe network secondary water supply pipeline simulation system |
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