CN108286278A - A kind of pipe network pressure-superposed compression system of frequency conversion - Google Patents
A kind of pipe network pressure-superposed compression system of frequency conversion Download PDFInfo
- Publication number
- CN108286278A CN108286278A CN201810299202.9A CN201810299202A CN108286278A CN 108286278 A CN108286278 A CN 108286278A CN 201810299202 A CN201810299202 A CN 201810299202A CN 108286278 A CN108286278 A CN 108286278A
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- China
- Prior art keywords
- pipe
- pipeline
- pressure
- pump
- main pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 19
- 230000006835 compression Effects 0.000 title claims abstract description 17
- 238000007906 compression Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000003044 adaptive effect Effects 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 6
- 241000255777 Lepidoptera Species 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000013589 supplement Substances 0.000 abstract 1
- 239000008400 supply water Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- 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 present invention provides a kind of pipe network pressure-superposed compression systems of frequency conversion, including control device and the main pipe for transmission pipeline network water, it is characterised in that:Further include water tank, laminate pipe, pressurized equipment, pressure transmitter, motor-driven valve, the water tank laminates pipe by the first pipeline connection, pipe is laminated to be arranged in parallel with main pipe, it laminates and is provided with the second pipeline and pressurized equipment between pipe and main pipe, first pressure transmitter, the signal receiving end connection of the first pressure transmitter and control device are set on main pipe;The present invention is smaller than the secondary pressing pump station floor space of the prior art, and civil engineering journey amount is small, on the basis of utilizing municipal pressure to greatest extent, supplements terminal temperature difference water pressure, and will not impact to pipe network water delivery pressure of once pressurizeing;Present device input cost is low, occupation of land face is smaller, volume of earthwork is small, to greatest extent using primary pressurization pipe network water delivery pressure, reduces energy consumption, and operating cost is low.
Description
Technical field
The invention belongs to pipe network water supply fields, more particularly, to a kind of pipe network pressure-superposed compression system of frequency conversion.
Background technology
Water distributing network be city water system important composition some, be responsible for user transport, distribution water mission,
The secondary pressing pump station of demand with satisfied users to water and hydraulic pressure, existing water distributing network builds one after original pipeline blocks
Cistern, then build a booster station and complete the secondary pressurized to supply water, to meet the water demand of terminal temperature difference;It adopts in the prior art
Cistern takes up a large area, thus civilwork engineering quantity causes greatly construction cost higher;In addition, separately building cistern, there is also two
Secondary pollution problem needs to be sterilized again, increases operating cost.
Invention content
In view of this, the present invention is directed to propose a kind of pipe network pressure-superposed compression system of frequency conversion, is suitable for.
In order to achieve the above objectives, technical solution used by the device of the invention is:A kind of pipe network pressure-superposed compression train of frequency conversion
System, including control device and the main pipe for transmission pipeline network water further include water tank, laminate pipe, pressurized equipment, pressure become
Send device, motor-driven valve, the water tank to laminate pipe by the first pipeline connection, laminate pipe and be arranged in parallel with main pipe, laminate pipe with
It is provided with the second pipeline and pressurized equipment between main pipe, first pressure transmitter, the first pressure pick-up are set on main pipe
The signal receiving end of device and control device connects;
Motor-driven valve is set on second pipeline, the signal output end connection of the motor-driven valve and control device;
The pressurized equipment is multiple, which includes the third pipeline for being connected to main pipe and laminating pipe, the third
Force (forcing) pump is set on pipeline.
Further, it is provided with gate valve on first pipeline, the motor-driven valve and laminates on the second pipeline between pipe
Gate valve is set, adaptive Multifunctional oblique plate valve is set on the second pipeline between the motor-driven valve and main pipe.
Further, on the third pipeline by force (forcing) pump to laminate set gradually between pipe double flange limiting telescopic pieces,
Butterfly valve, by force (forcing) pump to setting gradually double flange limiting telescopic pieces, adaptive multi-functional between main pipe on the third pipeline
Inclined plate valve, second pressure transmitter, pressure gauge, butterfly valve, the signal input part of second pressure transmitter and the control device
It connects, pressure gauge is set close to the region of the first pressure transmitter on the main pipe.
Further, described to laminate that pipe, the diameter of the second pipeline are identical as the diameter of main pipe, first pipeline it is straight
Diameter is more than the diameter of third pipeline and the diameter less than main pipe.
Further, second pipeline and third pipeline are arranged in parallel, and first pipeline is arranged in parallel.
Further, the water tank is cylindrical enclosure structure, and water tank is 2 or 2 or more, first pipeline
It is set to the side wall intermediate region of water tank.
Further, the force (forcing) pump be horizontal double suction centrifugal pump, the force (forcing) pump be 2 or 2 or more and it is each add
The maximum output pressure of press pump is different.
Further, the force (forcing) pump water inlet connects eccentric reducer, and the force (forcing) pump mouth of a river connects Concentric Reducers.
Further, the control device is PLC programmable controller or computer processor..
Compared with the existing technology, device of the present invention has the advantage that:
The motor-driven valve being arranged on (1) second pipeline blocks the insufficient region main pipe of pressure of supply water, is increased by pressurized equipment
Add main pipe pressure of supply water, the present invention smaller than the secondary pressing pump station floor space of the prior art, civil engineering journey amount is small, in maximum limit
On the basis of degree is using municipal pressure, terminal temperature difference water pressure is supplemented, and will not cause to pipe network water delivery pressure of once pressurizeing
It influences.
(2) water tank of the invention is cylindrical enclosure structure, non-secondary pollution, and present device input cost is small;It accounts for
Ground is smaller, volume of earthwork is small;To greatest extent using primary pressurization pipe network water delivery pressure, energy consumption is reduced, operating cost is low.
Description of the drawings
In attached drawing:
Fig. 1 is the embodiment of the present invention overall structure figure;
Fig. 2 is the structural schematic diagram of pressurized equipment in Fig. 1;
The connection diagram of Fig. 3 equipment in order to control;
Reference sign:
1- water tanks;The first pipelines of 2-;The first gate valves of 3-;4- laminates pipe;The second pipelines of 5-;The second gate valves of 6-;7- is electronic
Valve;The adaptive Multifunctional oblique plate valves of 8-;9- main pipes;10- first pressure gauges;11- first pressure transmitters;12- force (forcing) pumps;
The first gate valves of 13-;14- control devices;201- butterfly valves;First pair of flange limiting telescopic piece of 202-;203- eccentric reducers;204-
Concentric Reducers;Second pair of flange limiting telescopic piece of 205-;The adaptive Multifunctional oblique plate valves of 206-;207- butterfly valves;208-
Two pressure transmitters;209- second pressure gauges.
Specific implementation mode
The technical solution adopted in the present invention:As shown in Figure 1, 2, 3, the pipe network pressure-superposed compression system of a kind of frequency conversion, including control
Control equipment and main pipe 9 for transmission pipeline network water, further include water tank 1, laminate pipe 4, pressurized equipment, first pressure pick-up
Device 11, motor-driven valve 7, the water tank 1 laminate pipe 4 by the connection of the first pipeline 2, laminate pipe 4 and be arranged in parallel with main pipe 9, fold
It is provided with the second pipeline 5 and pressurized equipment between pressure pipe 4 and main pipe 9, first pressure transmitter 11 is set on main pipe 9, it should
First pressure transmitter 11 is connect with the signal receiving end of control device 14;
Motor-driven valve 7 is set on second pipeline 5, which connect with the signal output end of control device 14;
The pressurized equipment is multiple, which includes the third pipeline 13 for being connected to main pipe 9 and laminating pipe 4, should
Force (forcing) pump 12 is set on third pipeline 13.
It is provided with the first gate valve 3 on first pipeline 2, the motor-driven valve 7 and laminates on the second pipeline 5 between pipe 4
Second gate valve 6 is set, adaptive Multifunctional oblique plate valve 8 is set on the second pipeline 5 between the motor-driven valve 7 and main pipe 9.
First pair of flange limiting telescopic piece is set gradually between pipe 4 to laminating by force (forcing) pump 12 on the third pipeline 13
202, butterfly valve 201 are stretched by force (forcing) pump 12 to second pair of flange limiting is set gradually between main pipe 9 on the third pipeline 13
Device 205, adaptive Multifunctional oblique plate valve 206, second pressure transmitter 208, second pressure gauge 209, butterfly valve 207;Second pressure
Power transmitter 208 is connect with the signal input part of control device 14, close to the first pressure transmitter 11 on the main pipe 9
Region be arranged first pressure gauge 10.
It is described to laminate that pipe 4, the diameter of the second pipeline 9 are identical as the diameter of main pipe 9, and the diameter of first pipeline 2 is big
Diameter in third pipeline 13 and the diameter less than main pipe 9.
Second pipeline 5 and third pipeline 13 are arranged in parallel, and first pipeline 2 is arranged in parallel.
The water tank 1 is cylindrical enclosure structure, and water tank 1 is 2 or 2 or more, and first pipeline 2 is set to
The side wall intermediate region of water tank 1.
The force (forcing) pump 12 is horizontal double suction centrifugal pump, the force (forcing) pump be 2 or 2 or more and each force (forcing) pump most
Big output pressure is different.
12 water inlet of the force (forcing) pump connects eccentric reducer 203, and 12 water outlet of the force (forcing) pump connects Concentric Reducers
204。
The control device 14 is PLC programmable controller or computer processor.
In the above embodiment of the present invention it should be noted that:
Pipe network Pressure-superposed water supply equipment is a kind of supply equipment of repressurization on the basis of original pipe network water pressure, it breaks through
In the past can only to the mistaken ideas pressurizeed without pressure water, and by ensure that equipment limitation supercharging to the control of fluid flow state,
Pressure influence is not generated to pipe network, frequency conversion pipe network Pressure-superposed water supply equipment of the present invention is installed in user's leading portion, can solve tap water by
In ductwork pressure limitation cannot be sent to user the problem of, meet the needs of distal end high elevation user.
The force (forcing) pump is 2 or 2 or more and the maximum output pressure of each force (forcing) pump is different, adding in pressurized equipment
Press pump according to size pump configure, when main pipe insufficient pressure, according to first pressure transmitter feed back signal-off motor-driven valve,
Pressurization pump group is opened, then the pressure signal fed back by second pressure transmitter, carries out the adjusting that size pump enables situation, to
Realize the pipe network pressure-superposed pressurization of frequency conversion.
Control device can select PLC programmable controller or computer processor, control device to pass through pressure according to actual conditions
Power transmitter is transmitted back to the signal come, controls the operation of pressurized equipment;Water tank is cylindrical enclosure structure, can effectively be prevented
Only negative pressure generation causes to fluctuate to a water transfer pipe network pressure;First pressure transmitter, second pressure transmitter transmit master respectively
The pressure change signal of main pipe, third pipeline, control device control electronic according to the pressure change signal of main pipe, third pipeline
Valve is connected to and the second pipeline of cut-out;Tiny Drag Slow Shut Check Valves can prevent the flow of main pipe from flowing back;By adding on the third pipeline
Press pump sets gradually double flange limiting telescopic piece, butterfly valves between pipe to laminating, by force (forcing) pump to main pipe on the third pipeline
Between set gradually double flange limiting telescopic piece, adaptive Multifunctional oblique plate valve, second pressure transmitter, pressure gauge, butterfly valves,
It can play the role of preferably pressurization, vibration damping.
A kind of pipe network pressure-superposed compression system work step of frequency conversion of the present invention is:
Step 1:When main pipe insufficient pressure, control device is electric according to the signal-off that first pressure transmitter is fed back
Dynamic valve opens force (forcing) pump to main pipe water water inlet pressurization;
Step 2:When trunk pipe pressure meets end for when requiring, control device to be fed back according to second pressure transmitter
Pressure signal, close force (forcing) pump, open the motor-driven valve on the second pipeline, main pipe directly supplies water;
In addition, it is further preferred that during being pressurizeed to main pipe by pressurized equipment, control device can also be according to
The pressure signal of two pressure transmitters feedback carries out the adjusting that size pump enables.
It can be seen that use the water pressure demand of present invention terminal temperature difference when can meet the water use peak phase, while can be largely
Reduction energy consumption.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (9)
1. a kind of pipe network pressure-superposed compression system of frequency conversion, including control device and the main pipe for transmission pipeline network water, feature
It is:Further include water tank, laminate pipe, pressurized equipment, pressure transmitter, motor-driven valve, the water tank is connected by the first pipeline
It is logical to laminate pipe, it laminates pipe and is arranged in parallel with main pipe, laminate and be provided with the second pipeline and pressurized equipment between pipe and main pipe, it is main
First pressure transmitter, the signal receiving end connection of the first pressure transmitter and control device are set on main pipe;
Motor-driven valve is set on second pipeline, the signal output end connection of the motor-driven valve and control device;
The pressurized equipment is multiple, which includes the third pipeline for being connected to main pipe and laminating pipe, the third pipeline
Upper setting force (forcing) pump.
2. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claim 1, it is characterised in that:It is set on first pipeline
It is equipped with gate valve, the motor-driven valve and laminates gate valve is set on the second pipeline between pipe, between the motor-driven valve and main pipe
Adaptive Multifunctional oblique plate valve is set on the second pipeline.
3. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claim 1, it is characterised in that:On the third pipeline by
Force (forcing) pump sets gradually double flange limiting telescopic piece, butterfly valves between pipe to laminating, by force (forcing) pump to trunk on the third pipeline
Double flange limiting telescopic piece, adaptive Multifunctional oblique plate valve, second pressure transmitter, pressure gauge, butterflies are set gradually between pipe
Valve, second pressure transmitter are connect with the signal input part of the control device, close to the first pressure on the main pipe
Pressure gauge is arranged in the region of transmitter.
4. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claims 1 to 3 any claim, it is characterised in that:
Described to laminate that pipe, the diameter of the second pipeline are identical as the diameter of main pipe, the diameter of first pipeline is more than third pipeline
Diameter and the diameter for being less than main pipe.
5. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claims 1 to 3 any claim, it is characterised in that:
Second pipeline and third pipeline are arranged in parallel, and first pipeline is arranged in parallel.
6. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claims 1 to 3 any claim, it is characterised in that:
The water tank is cylindrical enclosure structure, and water tank is 2 or 2 or more, and first pipeline is set to the side of water tank
Wall intermediate region.
7. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claims 1 to 3 any claim, it is characterised in that:
The force (forcing) pump is horizontal double suction centrifugal pump, and the force (forcing) pump is the maximum output pressure of 2 or 2 or more and each force (forcing) pump
It is different.
8. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claims 1 to 3 any claim, it is characterised in that:
The force (forcing) pump water inlet connects eccentric reducer, and the force (forcing) pump mouth of a river connects Concentric Reducers.
9. the pipe network pressure-superposed compression system of a kind of frequency conversion according to claims 1 to 3 any claim, it is characterised in that:
The control device is PLC programmable controller or computer processor.
Priority Applications (1)
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CN201810299202.9A CN108286278A (en) | 2018-04-04 | 2018-04-04 | A kind of pipe network pressure-superposed compression system of frequency conversion |
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CN201810299202.9A CN108286278A (en) | 2018-04-04 | 2018-04-04 | A kind of pipe network pressure-superposed compression system of frequency conversion |
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JPH10311068A (en) * | 1997-05-12 | 1998-11-24 | Shimizu Corp | Water feed control system of building |
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CN204590166U (en) * | 2015-03-26 | 2015-08-26 | 辽宁国瑞达市政工程有限公司 | The integrated supply equipment of Intelligent multi-elementization |
CN105201045A (en) * | 2015-09-23 | 2015-12-30 | 安徽舜禹水务实业有限公司 | Box-type pressure-superposed variable-frequency energy-saving water supplying system |
CN205329782U (en) * | 2015-12-29 | 2016-06-22 | 南方泵业股份有限公司 | Intelligent no negative pressure booster pump station water supply equipment |
CN205636920U (en) * | 2016-05-24 | 2016-10-12 | 山东利昌电气科技有限公司 | No negative pressure water supply equipment's remote monitoring device |
CN206205056U (en) * | 2016-11-25 | 2017-05-31 | 上海连成(集团)有限公司 | A kind of non-negative pressure water service system |
CN206635856U (en) * | 2017-03-16 | 2017-11-14 | 赵建刚 | A kind of tap water water treatment facilities |
CN208235640U (en) * | 2018-04-04 | 2018-12-14 | 天津晨天自动化设备工程有限公司 | A kind of pipe network pressure-superposed pressurized equipment of frequency conversion |
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2018
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JPH10311068A (en) * | 1997-05-12 | 1998-11-24 | Shimizu Corp | Water feed control system of building |
CN2466224Y (en) * | 2001-02-28 | 2001-12-19 | 王高峰 | Direct pipe network double pressure-regulator water supply apparatus |
CN1718948A (en) * | 2004-10-25 | 2006-01-11 | 姜全德 | Device for tapwater pipe line directly pressurizating |
CN101451363A (en) * | 2007-12-07 | 2009-06-10 | 开利泵业(集团)有限公司 | Non-negative pressure frequency-changing water supply device |
CN201288830Y (en) * | 2008-11-07 | 2009-08-12 | 湖南湘天源阀门制造有限公司 | Pilot-controlled diaphragm type multi-function sloping plate valve |
CN201292546Y (en) * | 2008-11-14 | 2009-08-19 | 天津大学 | Secondary water supply system |
CN201722734U (en) * | 2010-04-28 | 2011-01-26 | 深圳市东方深源供水设备有限公司 | Parallel frequency-conversion energy-saving water feeding system of no-negative-pressure water pond |
CN201850583U (en) * | 2010-11-24 | 2011-06-01 | 胡孝恩 | Tank-type laminated water supply equipment |
KR20120065866A (en) * | 2010-12-13 | 2012-06-21 | 엔엔엔코리아(주) | Non-negative pressure radiator cap with valve for circulating a fluid |
CN202117118U (en) * | 2011-04-19 | 2012-01-18 | 高树伟 | Three-chamber constant-pressure non-negative pressure water supply device |
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CN103015489A (en) * | 2012-12-12 | 2013-04-03 | 德州市科源给水配套工程开发有限公司 | Differential pressure variable reservoir non-suction head double-purpose water supply system |
CN103184754A (en) * | 2013-05-15 | 2013-07-03 | 上海通一水泵(集团)有限公司 | Pressurizing and flow-stabilizing water supply equipment of non-negative pressure pipe network |
CN104746565A (en) * | 2013-12-31 | 2015-07-01 | 青岛万力科技有限公司 | Box type submersible water pump direct water supply device |
CN203821499U (en) * | 2014-02-12 | 2014-09-10 | 沈阳中晨泵业成套设备制造有限公司 | Non-negative pressure water supply equipment with pressure sensor |
CN204475436U (en) * | 2015-02-16 | 2015-07-15 | 成都威茨泵业有限公司 | Box type negative-pressure-free pipe network Pressure-superposed water supply equipment |
CN204590166U (en) * | 2015-03-26 | 2015-08-26 | 辽宁国瑞达市政工程有限公司 | The integrated supply equipment of Intelligent multi-elementization |
CN204590167U (en) * | 2015-03-26 | 2015-08-26 | 辽宁国瑞达市政工程有限公司 | Intelligent box type negative-pressure-free water system |
CN105201045A (en) * | 2015-09-23 | 2015-12-30 | 安徽舜禹水务实业有限公司 | Box-type pressure-superposed variable-frequency energy-saving water supplying system |
CN205329782U (en) * | 2015-12-29 | 2016-06-22 | 南方泵业股份有限公司 | Intelligent no negative pressure booster pump station water supply equipment |
CN205636920U (en) * | 2016-05-24 | 2016-10-12 | 山东利昌电气科技有限公司 | No negative pressure water supply equipment's remote monitoring device |
CN206205056U (en) * | 2016-11-25 | 2017-05-31 | 上海连成(集团)有限公司 | A kind of non-negative pressure water service system |
CN206635856U (en) * | 2017-03-16 | 2017-11-14 | 赵建刚 | A kind of tap water water treatment facilities |
CN208235640U (en) * | 2018-04-04 | 2018-12-14 | 天津晨天自动化设备工程有限公司 | A kind of pipe network pressure-superposed pressurized equipment of frequency conversion |
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