CN207228213U - Integrated-type mute non-negative-pressure laminates intelligent water supply equipment - Google Patents
Integrated-type mute non-negative-pressure laminates intelligent water supply equipment Download PDFInfo
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- CN207228213U CN207228213U CN201720972045.4U CN201720972045U CN207228213U CN 207228213 U CN207228213 U CN 207228213U CN 201720972045 U CN201720972045 U CN 201720972045U CN 207228213 U CN207228213 U CN 207228213U
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Abstract
Intelligent water supply equipment is laminated the utility model discloses a kind of integrated-type mute non-negative-pressure to be mainly made of negative pressure inhibition device, steady flow compensator, water sterilizer, silencing pump-in-tube component, auto-pneumatic cylinder and switch board, the silencing pump-in-tube component includes shell, well immersible pump and pipe cap, well is installed in the inside for the detachable enclosed bearing structure that shell is formed with pipe cap with immersible pump, well is equipped with connecting tube from pipe cap extraction with immersible pump water outlet and is connected with the outlet of pipe cap, and exhaust nozzle and cable sealed joint are additionally provided with pipe cap.The beneficial effects of the utility model are, the utility model have the advantages that it is energy saving, hygienic, take up an area less, reduced investment, and integrated structure, function are comprehensive, install, is easy to maintain, running noises are low, and full-automatic intelligent degree is high, is easy to marketing and mass production.
Description
Technical field
No negative pressure secondary hydrotechny field is the utility model is related to, specifically a kind of integrated-type mute non-negative-pressure is folded
Press intelligent water supply equipment.
Background technology
More and more with high-rise, secondary water-supply mode is also more and more common.Secondary water-supply is related to hydraulic pressure, water
Amount and water quality safety etc., thus by growing interest and attention.Non-negative pressure water-supply installation is due to energy saving, water-saving, hygienic etc. excellent
Point, is widely used in many fields at present.However, non-negative pressure water-supply installation but has that water pump noise disturbs residents, to attached
The life and work of nearly resident brings influence.
Utility model content
The purpose of this utility model is to provide a kind of energy saving, hygienic, occupation of land province, small investment, muting integrated-type are quiet
Sound laminates intelligent water supply equipment without negative pressure.
Technical solution is used by the utility model solves its technical problem：Integrated-type mute non-negative-pressure laminates intelligent confession
Wetting system is mainly by negative pressure inhibition device, steady flow compensator, water sterilizer, silencing pump-in-tube component, auto-pneumatic cylinder and switch board group
Into negative pressure inhibition device is installed in steady flow compensator, and intake pressure detection table is also equiped with the top of steady flow compensator, and current stabilization is mended
Repay device bottom and drain valve and water level sensor be housed, steady flow compensator water inlet is connected with tap water inlet pipe, and tap water into
Vacuum table, filter and backflow preventer, steady flow compensator water outlet connection water distribution are sequentially equiped with water pipe along water (flow) direction
Manifold, distribution main connect silencing pump-in-tube component, silencing pump-in-tube component water outlet connection outfall sewer, outfall sewer connection stream
Amount detection table, and outfall sewer connection after flow detection table is supplied water with water spot, outfall sewer fills before flow detection table
Dress is connected before silencing pump-in-tube component equipped with auto-pneumatic cylinder, discharge pressure detection table and overpressure protection switch, distribution main
There is water sterilizer, water distribution pressure detecting table is also equipped with distribution main, around silencing pump-in-tube component, in distribution main with going out
Bypass pipe is equipped between supply mains to connect, and bypass check valve is housed on bypass pipe, the negative pressure inhibition device, intake pressure inspection
Survey table, water level sensor, water sterilizer, silencing pump-in-tube component, water distribution pressure detecting table, flow detection table, discharge pressure inspection
Survey table and overpressure protection switch are covered with cable and are connected with switch board respectively, and person-computer union is connected on switch board.
The silencing pump-in-tube component includes shell, well immersible pump and pipe cap, and shell and pipe cap are stainless steel welded
Structure, shell one end is import, the other end is shell flange, and shell is connected by shell flange with pipe cap, and pipe cap one end is company
Acting flange, the other end are outlet, and pipe cap is connected by connecting flange with shell, and such shell and pipe cap pass through shell flange respectively
Detachable enclosed bearing structure is connected into connecting flange, the import of shell is connected water distribution with the distribution main, described
Well is installed in the inside for the detachable enclosed bearing structure that shell is formed with pipe cap with immersible pump, and well is equipped with immersible pump water outlet
Connecting tube is drawn from pipe cap and is connected with the outlet of pipe cap, and the outlet of pipe cap is connected water outlet with the outfall sewer, on pipe cap
It is additionally provided with exhaust nozzle and cable sealed joint, the exhaust nozzle is used to draining the detachable closed of shell and pipe cap composition in time
Pneumatosis inside bearing structure, the cable sealed joint is used to carry out sealing preparation with the power cord of immersible pump to well, with side
Just well immersible pump is from pipe cap extracting power supply cord and sealing without leakage.
The operation principle of the utility model is that negative pressure inhibition device is used for the nothing for controlling tap water inlet pipe and steady flow compensator
Negative pressure directly concatenates water supply, after tap water passes through filter and backflow preventer by tap water inlet pipe, into steady flow compensation
Device, intake pressure detect the intake pressure of table on-line checking steady flow compensator, and steady flow compensator water outlet passes through water by distribution main
The well immersible pump in silencing pump-in-tube component is distributed to after sterilizer and provides pressure water source with immersible pump for well, well is used
Immersible pump water outlet is connected to outfall sewer by the outlet in silencing pump-in-tube component, then passes through flow detection table by outfall sewer
It is delivered to and is supplied water with water spot, well carries out constant pressure water supply with discharge pressure situation of the diving pump operation according to outfall sewer, goes out
Water pressure detects the discharge pressure of table on-line checking outfall sewer, and the discharge pressure pair that switch board system is detected according to this
The presetting water outlet constant pressure value of lighting system carries out PID frequency control：When the discharge pressure for detecting outfall sewer is pre- less than system
During the water outlet constant pressure value of setting, well diving revolution speed is improved, well is raised with diving pump lift, so as to improve going out for outfall sewer
Water pressure, makes the discharge pressure of outfall sewer raise and be maintained in the fixed water outlet constant pressure value of systemic presupposition, when detecting water outlet
When the discharge pressure of manifold is higher than systemic presupposition fixed water outlet constant pressure value, well diving revolution speed, well pump lift of diving under water are reduced
Reduce, the discharge pressure of outfall sewer also descends and remains in the fixed water outlet constant pressure value of systemic presupposition therewith, so adjusts, real
The discharge pressure for revealing supply mains maintains in the excursion of the fixed water outlet constant pressure value of systemic presupposition all the time, and well is dived under water
Pump can utilize the source pressure of import reach differential pressure, ftercompction water supply effect, make water supply and energy saving, efficiently, and to well immersible pump
Also there is the effect of shielding and noise reduction, achieve the purpose that noise reduction, noise reduction；
At the same time, intake during the vacuum table detection well diving pump operation being installed in tap water inlet pipe to tap water
The pressure changing of pipe, the water storage supplement in inflow deficiency, steady flow compensator and water level when tap water inlet pipe start
During decline, negative pressure inhibition device, which will automatically turn on, to be filled into air and eliminates negative pressure, when the water level decreasing in steady flow compensator to system
When below presetting water shortage water level, system is determined as exsiccosis, and well immersible pump is out of service at this time and alarms, when certainly
Water water inlet pipe pressure recovery and steady flow compensator water inlet water level is risen to full water after, negative pressure inhibition device be automatically closed and
Formed totally-enclosed pressure bearing system, when the pressure of distribution main reach systemic presupposition it is fixed when opening more than pump pressure value, system is sentenced
Being set to has water state, well immersible pump automatic start and returns to above-mentioned differential pressure, ftercompction service position at this time, described to match somebody with somebody water pressure
Detect the pressure of table on-line checking distribution main, the water level of the water level sensor on-line checking steady flow compensator；
Moreover, the water flow of the flow detection table on-line checking outfall sewer, and the small flow of decision-making system accordingly
State, when with the small flow of water low peak period, when detect outfall sewer small flow rate values of the water flow less than default,
And when continuing the presetting any time periods of 5s~30s, system is determined as small flow status, well is improved at this time and is turned with immersible pump
Speed, the water outlet constant pressure value for making the discharge pressure comparison system of outfall sewer presetting are higher by any of 0.02MPa~0.10MPa and set
After definite value and voltage stabilizing 0s~5s make the sufficient regulating pondage of auto-pneumatic cylinder deposit, stop well diving pump operation, well diving
Pump enters resting state immediately, is at this time to be supplied water with water spot by auto-pneumatic cylinder, as the regulating pondage in auto-pneumatic cylinder is reduced, goes out
The discharge pressure of supply mains reduces, when the discharge pressure for the detecting outfall sewer minimum operating pressure fixed less than systemic presupposition
When, well is supplied water with immersible pump automatic start and ensures that the discharge pressure of outfall sewer maintains the fixed water outlet constant pressure value of systemic presupposition
On, while be also auto-pneumatic cylinder moisturizing, when once detect small flow rate values of the water flow less than default of outfall sewer,
And when continuing the presetting any time periods of 5s~30s, system will be automatically converted to above-mentioned small flow status operation, so anti-
It is multiple, realize and not only can guarantee that water requirements under small flow status, but also achieve the purpose that energy-efficient.
The auto-pneumatic cylinder is used for pressure water supply under small flow status, while also there is auto-pneumatic cylinder current stabilization and voltage stabilizing to make
With causing the discharge pressure of outfall sewer to fluctuate when the start and stop of well immersible pump, switching or with the mutation of water spot flow instantaneous, go out current
During amount change, the regulating pondage in auto-pneumatic cylinder will play the role of buffering and adjusting.
In addition, the overpressure protection switch is used to play outfall sewer overpressure protection function, opened when by overpressure protection
When pass detects that the discharge pressure of outfall sewer exceeds the fixed overpressure protection value of systemic presupposition and cannot be effectively controlled, superpressure
Protection switch acts and the well immersible pump of operation is in halted state and is alarmed, so as to reach overpressure protection effect, waits to surpass
After pressure eliminates, system will recover normal condition automatically, and overpressure alarm eliminates.
The effect of water sterilizer is used to carry out the tap water of overcurrent water disinfecting, disinfection and purification, ensure to supply water
Water quality safety, cleaning, health.
The beneficial effects of the utility model are, the utility model have the advantages that it is energy saving, hygienic, take up an area less, reduced investment, and
And integrated structure, function are comprehensive, install, is easy to maintain, running noises are low, and full-automatic intelligent degree is high, is easy to city
Field is promoted and mass production.
Brief description of the drawings
Attached drawing 1 is the structure diagram of the utility model.
In figure, 1, tap water inlet pipe, 2, vacuum table, 3, filter, 4, backflow preventer, 5, negative pressure inhibition device, 6, into
Water pressure detects table, and 7, steady flow compensator, 8, drain valve, 9, distribution main, 10, water level sensor, 11, water sterilizer, 12, quiet
Pump group part in sound tube, 13, water distribution pressure detecting table, 14, bypass pipe, 15, bypass check valve, 16, outfall sewer, 17, flow inspection
Survey table, 18, auto-pneumatic cylinder, 19, discharge pressure detection table, 20, overpressure protection switch, 21, cable, 22, switch board, 23, people
Machine interface touch-screen, 24, with water spot, 1201, import, 1202, shell, 1203, well immersible pump, 1204, shell flange,
1205th, connecting flange, 1206, pipe cap, 1207, exhaust nozzle, 1208, cable sealed joint, 1209, outlet.
Embodiment
Intelligent water supply equipment is laminated to the integrated-type mute non-negative-pressure of the utility model with regard to attached drawing 1 below to make in detail below
Explanation.
As shown in Figure 1, the integrated-type mute non-negative-pressure of the utility model laminates intelligent water supply equipment and is mainly pressed down by negative pressure
Device 5, steady flow compensator 7, water sterilizer 11, silencing pump-in-tube component 12, auto-pneumatic cylinder 18 and switch board 22 processed form, negative pressure suppression
Device 5 processed is installed in steady flow compensator 7, and intake pressure detection table 6, steady flow compensator 7 are also equiped with the top of steady flow compensator 7
Bottom is equipped with drain valve 8 and water level sensor 10, and the water inlet of steady flow compensator 7 is connected with tap water inlet pipe 1, and tap water into
Vacuum table 2, filter 3 and backflow preventer 4,7 water outlet of steady flow compensator connection are sequentially equiped with water pipe 1 along water (flow) direction
Distribution main 9, and distribution main 9 connects silencing pump-in-tube component 12, and 12 water outlet of silencing pump-in-tube component connection outfall sewer 16, goes out
Supply mains 16 connects flow detection table 17, and the connection water spot 24 after flow detection table 17 of outfall sewer 16 supplies water, water outlet
Manifold 16 is equiped with auto-pneumatic cylinder 18, discharge pressure detection table 19 and overpressure protection switch 20 before flow detection table 17, matches somebody with somebody
Supply mains 9 connects before silencing pump-in-tube component 12 is equipped with water sterilizer 11, is also equipped with examining with water pressure on distribution main 9
Table 13 is surveyed, is connected around silencing pump-in-tube component 12, between distribution main 9 and outfall sewer 16 equipped with bypass pipe 14, and
Bypass check valve 15 is housed, the negative pressure inhibition device 5, intake pressure detection table 6, water level sensor 10, water disappear on bypass pipe 14
Malicious device 11, silencing pump-in-tube component 12, water distribution pressure detecting table 13, flow detection table 17, discharge pressure detection table 19 and superpressure
Protection switch 20 is covered with cable 21 and is connected with switch board 22 respectively, and person-computer union 23 is connected on switch board 22.
The silencing pump-in-tube component 12 includes shell 1202, well immersible pump 1203 and pipe cap 1206,1202 He of shell
Pipe cap 1206 is stainless steel welded structure, and 1202 one end of shell is import 1201, the other end is shell flange 1204, shell
1202 are connected by shell flange 1204 with pipe cap 1206, and 1206 one end of pipe cap is connecting flange 1205, the other end is outlet
1209, pipe cap 1206 is connected by connecting flange 1205 with shell 1202, and such shell 1202 and pipe cap 1206 pass through shell respectively
Body flange 1204 and connecting flange 1205 connect into detachable enclosed bearing structure, the import 1201 of shell 1202 with it is described
Distribution main 9 connect water distribution, the well immersible pump 1203 be installed in shell 1202 formed with pipe cap 1206 it is detachable close
Close the inside of bearing structure, 1203 water outlet of well immersible pump is equipped with connecting tube and draws from pipe cap 1206 and go out with pipe cap 1206
Mouth 1209 connects, and the outlet 1209 of pipe cap 1206 is connected water outlet with the outfall sewer 16, exhaust is additionally provided with pipe cap 1206
Mouth 1207 and cable sealed joint 1208, the exhaust nozzle 1207 be used to draining in time shell 1202 and pipe cap 1206 form can
Pneumatosis inside detachable enclosed bearing structure, the cable sealed joint 1208 are used for the power cord to well with immersible pump 1203
Sealing preparation is carried out, to facilitate well immersible pump 1203 from 1206 extracting power supply cord of pipe cap and sealing without leakage.
The operation principle of the utility model is that negative pressure inhibition device 5 is used to control tap water inlet pipe 1 and steady flow compensator 7
Directly concatenate water supply without negative pressure, tap water by tap water inlet pipe 1 after filter 3 and backflow preventer 4, into steady
Compensator 7 is flowed, intake pressure detects the intake pressure of 6 on-line checking steady flow compensator 7 of table, and 7 water outlet of steady flow compensator is by water distribution
Manifold 9 is by distributing to the well immersible pump 1203 in silencing pump-in-tube component 12 and diving under water for well after water sterilizer 11
Pump 1203 provides pressure water source, and 1203 water outlet of well immersible pump is connected to out by the outlet 1209 in silencing pump-in-tube component 12
Supply mains 16, then are delivered to by flow detection table 17 by outfall sewer 16 and are supplied water with water spot 24, and well immersible pump 1203 is run
Discharge pressure situation according to outfall sewer 16 carries out constant pressure water supply, discharge pressure detection 19 on-line checking outfall sewer of table
16 discharge pressure, and the water outlet constant pressure value that 22 system of switch board is presetting according to the discharge pressure contradistinction system that this is detected
Carry out PID frequency control：When the discharge pressure for the detecting outfall sewer 16 water outlet constant pressure value fixed less than systemic presupposition, improve
Well 1203 rotating speed of immersible pump, well are raised with 1203 lift of immersible pump, so as to improve the discharge pressure of outfall sewer 16, make water outlet
The discharge pressure of manifold 16 is raised and is maintained in the fixed water outlet constant pressure value of systemic presupposition, when the water outlet for detecting outfall sewer 16
When pressure is higher than systemic presupposition fixed water outlet constant pressure value, well 1203 rotating speed of immersible pump is reduced, well is dropped with 1203 lift of immersible pump
Low, the discharge pressure of outfall sewer 16 also descends and remains in the fixed water outlet constant pressure value of systemic presupposition therewith, so adjusts, real
The discharge pressure for revealing supply mains 16 maintains in the excursion of the fixed water outlet constant pressure value of systemic presupposition all the time, and well is used and dived
Water pump 1203 can utilize the source pressure of import 1201 reach differential pressure, ftercompction water supply effect, make water supply and energy saving, efficiently, and right
Well also has with immersible pump 1203 and has the effect of shielding and noise reduction, achievees the purpose that noise reduction, noise reduction；
At the same time, the vacuum table 2 being installed in tap water inlet pipe 1 is detected when well immersible pump 1203 is run to originally
The pressure changing of water water inlet pipe 1, the inflow deficiency when tap water inlet pipe 1, the water storage supplement in steady flow compensator 7 and
When water level is begun to decline, negative pressure inhibition device 5, which will automatically turn on, fills into air and elimination negative pressure, the water level in steady flow compensator 7
When dropping to below the fixed water shortage water level of systemic presupposition, system is determined as exsiccosis, and well stops transporting with immersible pump 1203 at this time
Go and alarm, after pressure recovery and steady flow compensator 7 water inlet of tap water inlet pipe 1 make water level rise to full water, negative pressure
Suppressor 5 is automatically closed and is formed the pressure bearing system of totally-enclosed, treat distribution main 9 pressure reach systemic presupposition it is fixed open pump pressure
When more than force value, system is determined as there is water state, 1203 automatic start of well immersible pump and returns to above-mentioned differential pressure, ftercompction at this time
Service position, the pressure of the 13 on-line checking distribution main 9 of water distribution pressure detecting table, 10 on-line checking of water level sensor
The water level of steady flow compensator 7；
Moreover, the water flow of the 17 on-line checking outfall sewer 16 of flow detection table, and decision-making system accordingly is small
Flow status, when with the small flow of water low peak period, when the water flow for detecting outfall sewer 16 is small less than default
Flow value and when continuing the presetting any time periods of 5s~30s, system is determined as small flow status, improves well at this time with latent
1203 rotating speed of water pump, the water outlet constant pressure value for making the discharge pressure comparison system of outfall sewer 16 presetting be higher by 0.02MPa~
After any setting value and voltage stabilizing 0s~5s of 0.10MPa makes the regulating pondage that auto-pneumatic cylinder 18 lays in abundance, stopping well being used latent
Water pump 1203 is run, and well enters resting state immediately with immersible pump 1203, is at this time to be supplied water with water spot 24 by auto-pneumatic cylinder 18, with
Regulating pondage in auto-pneumatic cylinder 18 to reduce, the discharge pressure of outfall sewer 16 reduces, when detecting going out for outfall sewer 16
When water pressure is less than systemic presupposition fixed minimum operating pressure, well is supplied water with 1203 automatic start of immersible pump and guarantee outfall sewer
16 discharge pressure is maintained in the fixed water outlet constant pressure value of systemic presupposition, while is also 18 moisturizing of auto-pneumatic cylinder, when once detection
Water flow to outfall sewer 16 is less than the small flow rate values of default and continues the presetting any time periods of 5s~30s
When, system will be automatically converted to above-mentioned small flow status operation, so repeatedly, realize and both can guarantee that water supply under small flow status
Demand, and achieve the purpose that energy-efficient.
The auto-pneumatic cylinder 18 is used for pressure water supply under small flow status, while auto-pneumatic cylinder 18 also has current stabilization and voltage stabilizing
Effect, causes the water outlet pressure Reeb of outfall sewer 16 when 1203 start and stop of well immersible pump, switching or with the mutation of water spot flow instantaneous
When dynamic, water flow changes, the regulating pondage in auto-pneumatic cylinder 18 will play the role of buffering and adjusting.
In addition, the overpressure protection switch 20 is used to play overpressure protection function to outfall sewer 16, protected when by superpressure
Shield switch 20 detects that the discharge pressure of outfall sewer 16 cannot be controlled effectively beyond the fixed overpressure protection value of systemic presupposition
When processed, overpressure protection switch 20 acts and the well immersible pump 1203 of operation is in halted state and is alarmed, so as to reach super
Protecting effect is pressed, after treating that superpressure eliminates, system will recover normal condition automatically, and overpressure alarm eliminates.
The effect of water sterilizer 11 is used to carry out the tap water of overcurrent water disinfecting, disinfection and purification, ensure to supply
Water water quality safety, cleaning, health.
Claims (5)
1. a kind of integrated-type mute non-negative-pressure laminates intelligent water supply equipment, mainly by negative pressure inhibition device, steady flow compensator, water sterilization
Device, silencing pump-in-tube component, auto-pneumatic cylinder and switch board composition, negative pressure inhibition device are installed in steady flow compensator, are mended in current stabilization
Repay and intake pressure detection table be also equiped with the top of device, steady flow compensator bottom be equipped with water level sensor, steady flow compensator water inlet and
Tap water inlet pipe connects, and steady flow compensator water outlet connection distribution main, distribution main connects silencing pump-in-tube component, mute pipe
Middle pump group part water outlet connects outfall sewer, outfall sewer connection flow detection table, and outfall sewer connects after flow detection table
Connect and supplied water with water spot, outfall sewer is equiped with auto-pneumatic cylinder, discharge pressure detection table and overpressure protection before flow detection table
Switch, distribution main connect before silencing pump-in-tube component and water sterilizer are housed, be also equipped with matching somebody with somebody water pressure on distribution main
Detect table, it is characterised in that the silencing pump-in-tube component includes shell, well immersible pump and pipe cap, shell one end be import,
The other end is shell flange, and shell is connected by shell flange with pipe cap, and pipe cap one end is connecting flange, the other end is outlet,
Pipe cap is connected by connecting flange with shell, and shell and pipe cap are connected into detachable by shell flange and connecting flange respectively
Enclosed bearing structure, well are installed in the inside for the detachable enclosed bearing structure that shell is formed with pipe cap with immersible pump, and well is used
Immersible pump water outlet is equipped with connecting tube and draws from pipe cap and be connected with the outlet of pipe cap, and exhaust nozzle and cable are additionally provided with pipe cap
Seal nipple.
2. integrated-type mute non-negative-pressure according to claim 1 laminates intelligent water supply equipment, it is characterised in that shell into
Mouth is connected water distribution with the distribution main.
3. integrated-type mute non-negative-pressure according to claim 1 laminates intelligent water supply equipment, it is characterised in that pipe cap goes out
Mouth is connected water outlet with the outfall sewer.
4. integrated-type mute non-negative-pressure according to claim 1 laminates intelligent water supply equipment, it is characterised in that around mute
Pump group part in pipe, connect between distribution main and outfall sewer equipped with bypass pipe, and bypass check valve is housed on bypass pipe.
5. integrated-type mute non-negative-pressure according to claim 1 laminates intelligent water supply equipment, it is characterised in that the negative pressure
Suppressor, intake pressure detection table, water level sensor, water sterilizer, silencing pump-in-tube component, water distribution pressure detecting table, flow
Detection table, discharge pressure detection table and overpressure protection switch are covered with cable and are connected with switch board respectively, and connect on switch board
Connect person-computer union.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720972045.4U CN207228213U (en) | 2017-08-06 | 2017-08-06 | Integrated-type mute non-negative-pressure laminates intelligent water supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720972045.4U CN207228213U (en) | 2017-08-06 | 2017-08-06 | Integrated-type mute non-negative-pressure laminates intelligent water supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207228213U true CN207228213U (en) | 2018-04-13 |
Family
ID=61856525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720972045.4U Active CN207228213U (en) | 2017-08-06 | 2017-08-06 | Integrated-type mute non-negative-pressure laminates intelligent water supply equipment |
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| CN (1) | CN207228213U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254895A (en) * | 2017-08-06 | 2017-10-17 | 建研西南（北京）科技发展有限公司 | Integrated-type mute non-negative-pressure laminates intelligent water supply equipment |
| CN110565747A (en) * | 2019-08-22 | 2019-12-13 | 上海威派格智慧水务股份有限公司 | frequency conversion pressurization water supply equipment |
| CN112012270A (en) * | 2020-08-25 | 2020-12-01 | 无锡康宇水处理设备有限公司 | Energy-saving mute pressure-superposed water supply device for community water supply |
-
2017
- 2017-08-06 CN CN201720972045.4U patent/CN207228213U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107254895A (en) * | 2017-08-06 | 2017-10-17 | 建研西南（北京）科技发展有限公司 | Integrated-type mute non-negative-pressure laminates intelligent water supply equipment |
| CN110565747A (en) * | 2019-08-22 | 2019-12-13 | 上海威派格智慧水务股份有限公司 | frequency conversion pressurization water supply equipment |
| CN112012270A (en) * | 2020-08-25 | 2020-12-01 | 无锡康宇水处理设备有限公司 | Energy-saving mute pressure-superposed water supply device for community water supply |
| CN112012270B (en) * | 2020-08-25 | 2021-03-23 | 无锡康宇水处理设备有限公司 | Energy-saving mute pressure-superposed water supply device for community water supply |
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