CN204626525U - Tank-type pipe network pressure-superposed - Google Patents
Tank-type pipe network pressure-superposed Download PDFInfo
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- CN204626525U CN204626525U CN201520330262.4U CN201520330262U CN204626525U CN 204626525 U CN204626525 U CN 204626525U CN 201520330262 U CN201520330262 U CN 201520330262U CN 204626525 U CN204626525 U CN 204626525U
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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, equipment good airproof performance, can according to pressure regulation output pressure voluntarily, the hydraulic balance between height floor, and the tank-type pipe network pressure-superposed of energy-conserving and environment-protective.It comprises low district part and high district part; Low district part comprises low district water pump, low district air pressure tank, low district steady-flow tank and feed water inlet, low district; High district part comprises high district water pump, high district air pressure tank, Gao Qu feed water inlet and high district steady-flow tank; The delivery port of low district steady-flow tank is connected with the import of low district water pump with low district air pressure tank respectively by valve, and low district water pump is all connected with feed water inlet, low district by valve with the outlet of low district air pressure tank; Low district water pump is connected with pond with the import of low district air pressure tank simultaneously; The delivery port of high district steady-flow tank is connected with the import of high district water pump with high district air pressure tank respectively by valve, and high district water pump is all connected with Gao Qu feed water inlet by valve with the outlet of high district air pressure tank; High district water pump is connected with pond with the import of high district air pressure tank simultaneously.
Description
Technical field
The utility model relates to a kind of supply equipment, specifically refers to a kind of tank-type pipe network pressure-superposed.
Background technology
The modern requirement of highrise building to municipal water supply hydraulic pressure is more and more higher, but, if urban water supply hydraulic pressure is too high, the explosion of the old pipeline of part will be caused, cause whole water-supply systems to go wrong.Present highrise building stands in great numbers, increasing to the demand of constant pressure water supply equipment, requires also more and more higher simultaneously.But in the supply equipment that prior art provides, when user is in water use peak, time larger by water pressure, tap water pressure does not often reach the demand of setting, this just needs by city planting ductwork to regulate water supply completely, add the pressure of supply water of city planting ductwork, and cannot ensure in the peak period of user's water, user just commonly uses carrying out of water.
The inventor of present patent application is found by long-term practice, and constant pressure water supply equipment of the prior art, when reality uses, has following weak point: 1, pipeline material easily gets rusty, and water quality can be subject to the pollution of equipment.2, equipment sealing is poor, easily leaks, and causes water resource waste.3, equipment can not regulate the output of water pump voluntarily according to pressure, and power supply waste is too many.4, the hydraulic pressure between height floor is uneven.
Utility model content
The technical problems to be solved in the utility model is, provides one can not polluted water, and equipment good airproof performance, can according to pressure regulation output pressure voluntarily, the hydraulic balance between height floor, and the tank-type pipe network pressure-superposed of energy-conserving and environment-protective.
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: a kind of tank-type pipe network pressure-superposed, and it comprises low district part, high district part, pond and municipal water inlet; Described low district part comprises low district water pump, low district air pressure tank, low district steady-flow tank and feed water inlet, low district; Described high district part comprises high district water pump, high district air pressure tank, Gao Qu feed water inlet and high district steady-flow tank; Municipal administration water inlet is connected with low district steady-flow tank with high district steady-flow tank simultaneously; The delivery port of low district steady-flow tank is connected with the import of low district water pump with low district air pressure tank respectively by valve, and low district water pump is all connected with feed water inlet, low district by valve with the outlet of low district air pressure tank; Low district water pump is connected with pond with the import of low district air pressure tank simultaneously; The delivery port of high district steady-flow tank is connected with the import of high district water pump with high district air pressure tank respectively by valve, and high district water pump is all connected with Gao Qu feed water inlet by valve with the outlet of high district air pressure tank; High district water pump is connected with pond with the import of high district air pressure tank simultaneously; In equipment, all parts contacted with water body all adopt food-grade stainless steel SUS304 material.
As preferably, described low district water pump is four the CDL65-30-1 type water pumps distributed side by side, lift 52 meters, power 15 kilowatts, and flow 65 cubes is per hour; One is had for reserve pump in four water pumps.
As preferably, described high district water pump is three the CDL20-8 type water pumps distributed side by side, lift 92 meters, power 11 kilowatts, and flow 22 cubes is per hour; One is had for reserve pump in three water pumps.
As preferably, described low district steady-flow tank is identical with the size of high district steady-flow tank, is of a size of diameter 800mm, the cylindrical tank of length 1500mm.
As preferably, the valve of low district part is of a size of DN200; The valve of high district part is of a size of DN125.
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, full-closed structure, has stopped run, drip, leak, has oozed, and adds that the phenomenon of the waste water resource such as periodic cleaning, sterilization is directly connected in series with water supply pipe.3, 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.4, be divided into high district and two, low district part, height floor is treated with a certain discrimination, to guarantee the hydraulic balance of height floor.
In sum, the utility model provides one can not polluted water, equipment good airproof performance, can according to pressure regulation output pressure voluntarily, the hydraulic balance between height floor, and the tank-type pipe network pressure-superposed of energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the structural representation of tank-type pipe network pressure-superposed in the utility model.
The side direction view of Fig. 2 Shi Tu1Zhong Di district part.
The side direction view of Fig. 3 Shi Tu1Zhong Gao district part.
As shown in the figure: 1, low district part, 2, high district part, 3, low district water pump, 4, low district air pressure tank, 5, low district steady-flow tank, 6, feed water inlet, low district, 7, pond, 8, high district water pump, 9, high district air pressure tank, 10, Gao Qu feed water inlet, 11, high district steady-flow tank, 12, municipal administration water inlet, 13, first low district dish valve, 14, low district motor operated valve, 15, second low district dish valve, 16, low district flap valve, 17, 3rd low district dish valve, 18, first high district dish valve, 19, high district motor operated valve, 20, second high district dish valve, 21, high district flap valve, 22, third high district dish valve.
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 tank-type pipe network pressure-superposed, it comprises low district part 1, high district part 2, pond 7 and municipal water inlet 12; Described low district part comprises low district water pump 3, low district air pressure tank 4, low district steady-flow tank 5 and feed water inlet, low district 6; Described high district part comprises high district water pump 8, high district air pressure tank 9, Gao Qu feed water inlet 10 and high district steady-flow tank 11; Municipal administration water inlet 12 is connected with low district steady-flow tank 5 with high district steady-flow tank 11 simultaneously; The delivery port of low district steady-flow tank 5 is connected with the import of low district water pump 3 with low district air pressure tank 4 respectively by valve, and low district water pump 3 is all connected with feed water inlet, low district 6 by valve with the outlet of low district air pressure tank 4; Low district water pump 3 is connected with pond 7 with the import of low district air pressure tank 4 simultaneously; The delivery port of high district steady-flow tank 11 is connected with the import of high district water pump 8 with high district air pressure tank 9 respectively by valve, and high district water pump 8 is all connected with Gao Qu feed water inlet 10 by valve with the outlet of high district air pressure tank 9; High district water pump 8 is connected with pond 7 with the import of high district air pressure tank 9 simultaneously; In equipment, all parts contacted with water body all adopt food-grade stainless steel SUS304 material.
As preferably, described low district water pump 3 is four the CDL65-30-1 type water pumps distributed side by side, lift 52 meters, power 15 kilowatts, and flow 65 cubes is per hour; One is had for reserve pump in four water pumps.
As preferably, described high district water pump 8 is three the CDL20-8 type water pumps distributed side by side, lift 92 meters, power 11 kilowatts, and flow 22 cubes is per hour; One is had for reserve pump in three water pumps.
As preferably, described low district steady-flow tank 5 is identical with the size of high district steady-flow tank 11, is of a size of diameter 800mm, the cylindrical tank of length 1500mm.
As preferably, the valve of low district part 1 is of a size of DN200; The valve of high district part 2 is of a size of DN125.
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, full-closed structure, has stopped run, drip, leak, has oozed, and adds that the phenomenon of the waste water resource such as periodic cleaning, sterilization is directly connected in series with water supply pipe.3, 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.4, be divided into high district and two, low district part, height floor is treated with a certain discrimination, to guarantee the hydraulic balance of height floor.
In sum, the utility model provides one can not polluted water, equipment good airproof performance, can according to pressure regulation output pressure voluntarily, the hydraulic balance between height floor, and the tank-type pipe network pressure-superposed of energy-conserving and environment-protective.
The utility model in the specific implementation, further combined with accompanying drawing 2, annexation detailed between the described each valve of low district part and parts is as follows: municipal water inlet 12 is linked in low district steady-flow tank 5 by the first low district dish valve 13, the delivery port of low district steady-flow tank 5 is connected with the second low district dish valve 15 by low district motor operated valve 14, low district flap valve 16 is connected with after second low district dish valve 15, the 3rd feed water inlet, dish valve 17 Hou Weidi district, low district dish valve the 17, three low district 6 is connected with after low district flap valve 16; Described second low district dish Fa15Yu Di district flap valve 16 is five groups, and being wherein connected with low district water pump 3 between four groups, is be connected with low district air pressure tank 4 between other one group.
Further combined with accompanying drawing 3, annexation detailed between the described each valve of high district part and parts is as follows: municipal water inlet 12 is linked in high district steady-flow tank 11 by the first high district dish valve 18, the delivery port of high district steady-flow tank 11 is connected with the second high district dish valve 20 by high district motor operated valve 19, high district flap valve 21 is connected with after second high district dish valve 20, third high district dish valve 22 is connected with, feed water inlet, dish valve 22 Hou Weigao district of third high district 10 after high district flap valve 21; Described second high district dish Fa20Yu Gao district flap valve 21 is five groups, and being wherein connected with high district water pump 8 between four groups, is be connected with high district air pressure tank 9 between other one group.
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 (5)
1. a tank-type pipe network pressure-superposed, is characterized in that: it comprises low district part (1), high district part (2), pond (7) and municipal water inlet (12); Described low district part comprises low district water pump (3), low district air pressure tank (4), low district steady-flow tank (5) and feed water inlet, low district (6); Described high district part comprises high district water pump (8), high district air pressure tank (9), Gao Qu feed water inlet (10) and high district steady-flow tank (11); Municipal administration water inlet (12) is connected with low district steady-flow tank (5) with high district steady-flow tank (11) simultaneously; The delivery port in low district steady-flow tank (5) is connected with the import in low district air pressure tank (4) with low district water pump (3) respectively by valve, and low district water pump (3) is all connected with feed water inlet, low district (6) by valve with the outlet in low district air pressure tank (4); Low district water pump (3) is connected with pond (7) with the import in low district air pressure tank (4) simultaneously; The delivery port in high district steady-flow tank (11) is connected with the import in high district air pressure tank (9) with high district water pump (8) respectively by valve, and high district water pump (8) is all connected with Gao Qu feed water inlet (10) by valve with the outlet in high district air pressure tank (9); High district water pump (8) is connected with pond (7) with the import in high district air pressure tank (9) simultaneously; In equipment, all parts contacted with water body all adopt food-grade stainless steel SUS304 material.
2. tank-type pipe network pressure-superposed according to claim 1, is characterized in that: described low district water pump (3) is four the CDL65-30-1 type water pumps distributed side by side, lift 52 meters, power 15 kilowatts, and flow 65 cubes is per hour; One is had for reserve pump in four water pumps.
3. tank-type pipe network pressure-superposed according to claim 1, is characterized in that: described high district water pump (8) is three the CDL20-8 type water pumps distributed side by side, lift 92 meters, power 11 kilowatts, and flow 22 cubes is per hour; One is had for reserve pump in three water pumps.
4. tank-type pipe network pressure-superposed according to claim 1, is characterized in that: described low district steady-flow tank (5) is identical with the size in high district steady-flow tank (11), is of a size of diameter 800mm, the cylindrical tank of length 1500mm.
5. tank-type pipe network pressure-superposed according to claim 1, is characterized in that: the valve in low district part (1) is of a size of DN200; The valve in high district part (2) is of a size of DN125.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520330262.4U CN204626525U (en) | 2015-05-21 | 2015-05-21 | Tank-type pipe network pressure-superposed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520330262.4U CN204626525U (en) | 2015-05-21 | 2015-05-21 | Tank-type pipe network pressure-superposed |
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| CN204626525U true CN204626525U (en) | 2015-09-09 |
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| CN201520330262.4U Active CN204626525U (en) | 2015-05-21 | 2015-05-21 | Tank-type pipe network pressure-superposed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729504A (en) * | 2018-07-03 | 2018-11-02 | 中国建筑第八工程局有限公司 | Construction remote variable frequency constant pressure pump group and its control method |
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2015
- 2015-05-21 CN CN201520330262.4U patent/CN204626525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729504A (en) * | 2018-07-03 | 2018-11-02 | 中国建筑第八工程局有限公司 | Construction remote variable frequency constant pressure pump group and its control method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201707 Shanghai City Baihe Town Qingpu District Road No. 599 4 crane building 2 layer third Patentee after: Shanghai Haicheng water science and Technology Group Co. Ltd. Address before: 201707 Shanghai City, Songjiang District small town of Kunshan Chongnan road 435 Lane 17 room A block Patentee before: SHANGHAI HICHN WATER SUPPLY FACILITIES CO., LTD. |