CN206070644U - Current stabilization tank arrangement is compensated without negative pressure residual quantity - Google Patents
Current stabilization tank arrangement is compensated without negative pressure residual quantity Download PDFInfo
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- CN206070644U CN206070644U CN201620821163.0U CN201620821163U CN206070644U CN 206070644 U CN206070644 U CN 206070644U CN 201620821163 U CN201620821163 U CN 201620821163U CN 206070644 U CN206070644 U CN 206070644U
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- compensation
- current stabilization
- negative pressure
- pipe
- water
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Abstract
The utility model discloses one kind compensates current stabilization tank arrangement mainly by tank body without negative pressure residual quantity, motor-operated control valve, flow control valve and pressure compensated pump composition, tank interior is provided with dividing plate, and tank interior is separated and is divided into two parts in current stabilization chamber and compensated cavity by dividing plate, water inlet is provided with the top of the tank body in the current stabilization chamber, compensation import and manometer interface, negative pressure inhibition device interface is provided with the top of the tank body of the compensated cavity, negative pressure elimination pipe is provided with negative pressure inhibition device seam and causes tank base, water level instrumentation tap and compensation outlet are provided with the tank base of compensated cavity, the compensation outlet will be connected with outlet pipe by connecting compensation outflow tube, pressure compensated pump and compensation check-valves are provided with compensation outflow tube.The beneficial effects of the utility model are, this utility model adopts point cavity configuration of current stabilization chamber and compensated cavity, and setting pressure compensated pump gives residual quantity compensation adjustment, have the advantages that without negative pressure, energy-conservation, the compensation of tap water residual quantity, health and configure complete, perfect in shape and function.
Description
Technical field
This utility model is related to without negative pressure secondary hydrotechny field, specifically a kind of to compensate current stabilization without negative pressure residual quantity
Tank arrangement.
Background technology
Without negative pressure secondary supply equipment can directly concatenation supplies water on the net in cities and towns running water pipe, traditional secondary water supply is eliminated
The pond that need to arrange, water tank, thus have the advantages that to take up an area less, reduced investment, management service are convenient, energy-saving clean, wide at present
It is general to be applied to the secondary water-supply field such as house, office, hotel.Being typically by steady-flow tank without negative pressure secondary supply equipment on market
Device, protection negative pressure eliminating device, water pump pressue device and switch board system etc. are constituted, but the current stabilization tank arrangement great majority on market
There is simple structure, single function, and regulating pondage is few, lack to water yield compensation function, have water pollution hidden danger etc.
Deficiency, this significantly have impact on the popularization and application without negative pressure secondary supply equipment.
Utility model content
The purpose of this utility model is that offer one kind can make full use of tap water water inlet pipe pressure energy-conservation and cleaning is defended
It is raw, current stabilization tank arrangement is compensated without negative pressure residual quantity with water yield compensation function and point chamber integrated morphology.
This utility model solves the technical scheme adopted by its technical problem:Current stabilization tank arrangement master is compensated without negative pressure residual quantity
To be made up of tank body, motor-operated control valve, flow control valve and pressure compensated pump, the tank body is two ends end socket, middle cylinder
Horizontal cylinder shape enclosed bearing structure, is provided with saddle support in tank base, and tank interior is provided with dividing plate, and the dividing plate will
Ring is welded in tank interior, and tank interior is separated and is divided into two parts in current stabilization chamber and compensated cavity by dividing plate, and current stabilization chamber
With compensated cavity respectively positioned at the two ends of tank body, water inlet, compensation import and Instrument for Pressure are provided with the top of the tank body in the current stabilization chamber
Table interface, the water inlet are connected with tap water water inlet pipe, and before tap water water inlet pipe connection water inlet install flow control
Valve processed was provided with intake pressure detection table to monitor on-line before flow control valve to control tap water into the flow in current stabilization chamber
The water pressure of tap water water inlet pipe, the compensation import will be connected with the compensated cavity by compensation communicating pipe, and the compensation connects
Siphunculus is arranged on current stabilization intracavity portion and is not connected with current stabilization chamber, that is, one end of compensation communicating pipe is connected with the dividing plate,
And connect with compensated cavity, the other end for compensating communicating pipe will be caused from current stabilization chamber and be set to outside tank body compensation import, then by compensating
Import is connected with the tap water water inlet pipe by connecting compensation water inlet pipe, and compensation water inlet pipe is connected to the flow-control
On tap water water inlet pipe before valve, motor-operated control valve is provided with compensation water inlet pipe, the manometer interface will be with current stabilization
To monitor the water pressure in current stabilization chamber on-line, the tank base in current stabilization chamber is provided with outlet, the water outlet to the connection of pressure detecting table
Mouth is connected with outlet pipe, and the outlet pipe will be connected with water pump suction pipe carries out water distribution, and water outlet is housed on the outlet pipe
Check-valves, it is described go out Water Check Valve be used for prevent current from reversely flowing backward to current stabilization chamber, in order to empty the tank base in current stabilization chamber
Leaking port and emptying valve are additionally provided with, negative pressure inhibition device interface at the top of the tank body of the compensated cavity, is provided with, the negative pressure inhibition device connects
Mouthful for installing negative pressure inhibition device, and it is additionally provided with negative pressure and eliminates pipe in negative pressure inhibition device seam and cause tank base, and
Negative pressure is eliminated pipe and is in communication with the outside by the air filter installed in tank base, that is, negative pressure is eliminated one end of pipe
It is connected with negative pressure inhibition device interface, and connects with negative pressure inhibition device, negative pressure eliminates the other end of pipe will be by air filter
Be connected with the external world, water level instrumentation tap being provided with the tank base of compensated cavity and compensation is exported, the water level instrumentation tap will be with
The connection of hydropenia liquid-level switch is not less than presetting hydropenia water level with the water level for detecting compensated cavity, and hydropenia liquid-level switch is installed in benefit
The inside in chamber, the compensation outlet connection compensation outflow tube are repaid, then the outlet pipe is connected by compensation outflow tube, compensating out stream
Pressure compensated pump and compensation check-valves are additionally provided with pipe, and after compensation check-valves are installed in pressure compensated pump, the compensation stops
Returning valve is used to prevent current from reversely flowing backward to pressure compensated pump, bypasses pressure compensated pump and compensation check-valves are additionally provided with bypass pipe,
Namely one end of bypass pipe is connected with the compensation outflow tube before pressure compensated pump, the other end of bypass pipe and the outlet pipe
Connection, and bypass pipe and compensation outflow tube be both connected to the outlet pipe go out Water Check Valve after, on bypass pipe install
There is bypass check valve, the bypass check valve is used to prevent current from reversely flowing backward to compensated cavity, additionally, mending in compensation outlet connection
Also leaking port and emptying valve are provided with minimum point before repaying outflow tube to empty compensated cavity.
The motor-operated control valve, intake pressure detection table, flow control valve, current stabilization pressure detecting table, pressure compensated pump and
Hydropenia liquid-level switch is connected to control line and is connected with control system.
Operation principle of the present utility model is that tap water water inlet pipe is respectively current stabilization chamber and compensated cavity water distribution, and current stabilization
The water pressure of tap water water inlet pipe is monitored to automatically adjust aperture according to intake pressure detection table by flow control valve in chamber
Limit water inlet, it is ensured that the water pressure of tap water water inlet pipe is not less than the fixed lowest service pressure value of systemic presupposition, and compensated cavity is by electricity
Dynamic control valve is turned on and off control water inlet, and motor-operated control valve will be in opening in normal water supply, the water outlet
Pipe is connected with water pump suction pipe carries out water distribution, and the negative pressure inhibition device interface is connected to realize without negative pressure, difference with negative pressure inhibition device
Amount compensation adjustment function, and negative pressure inhibition device before compensated cavity full water will by negative pressure eliminate pipe and air filter and
Outside air is connected, and after compensated cavity full water, negative pressure inhibition device will be automatically switched off immediately;During normal water supply, flow control valve and
Motor-operated control valve is in full-gear, and the water pump operation of connection, compensated cavity lay in the sufficient water yield by compensating water inlet pipe, this
The water inlet flow in Shi Wenliu chambers will be consistent with its outlet flow, current stabilization chamber play mitigation current stabilization chamber water inlet flow with
When tap water water inlet pipe reduced pressure and by intake pressure detection table, outlet flow equilibrium, monitors that intake pressure is less than
During the fixed lowest service pressure value of systemic presupposition, flow control valve action immediately simultaneously turns down into water and reduces the decompression of tap water
Drop, to ensure that tap water intake pressure maintains more than the lowest service pressure value of setting, so as to prevent pump working to originally
The negative pressure of water water inlet pipe affects, it is ensured that tap water water inlet pipe entered water state in malleation before flow control valve, worked as tap water
Intake pressure cannot be by when turning down flow control valve and being adjusted less than the fixed lowest service pressure value of systemic presupposition, flow
Control valve will turn off, and turn down regulations in flow control valve, up to during final plant closure, pressure compensation pump startup and from
Compensated cavity is fetched water to outlet pipe and supplements the difference flow of current stabilization chamber outlet, and motor-operated control valve is closed, and the water level of compensated cavity starts
Decline, the negative pressure inhibition device for being installed in negative pressure inhibition device interface will automatically open up and fill into air, and to eliminate vacuum, treat with water level
Tap water water inlet pipe pressure recovers, and output is sufficient and during flow control valve standard-sized sheet, motor-operated control valve is opened and compensated cavity will
Start water storage again by compensating water inlet pipe, negative pressure inhibition device is will turn off after compensated cavity full water, so repeatedly, so as to complete
The overall process of the current limliting of tap water water inlet pipe, limit decompression and current stabilization, water storage and residual quantity compensation adjustment, and water pump here in pairs
During be in normal water supply state.
The hydropenia liquid-level switch is used to protect pressure compensated pump, in pressure compensation pump work, due to compensated cavity moisturizing
Its water level decreasing is caused, below the water level decreasing for compensated cavity being detected when the hydropenia liquid-level switch hydropenia water level fixed to systemic presupposition
When, by judge compensated cavity hydropenia and it is out of service in pressure compensated pump, after the water level in chamber to be compensated recovers, pressure compensation
Pump will be automatically restored to normal condition.
The beneficial effects of the utility model are that this utility model adopts point cavity configuration of current stabilization chamber and compensated cavity, Er Qieshe
Put pressure compensated pump and give residual quantity compensation adjustment, with without negative pressure, energy-conservation, the compensation of tap water residual quantity, health and the complete, work(of configuration
The advantages of improving.
Description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
In figure, 1, tank body, 2, dividing plate, 3, negative pressure eliminate pipe, 4, compensation communicating pipe, 5, negative pressure inhibition device interface, 6, compensation
Import, 7, compensation water inlet pipe, 8, motor-operated control valve, 9, tap water water inlet pipe, 10, intake pressure detection table, 11, flow-control
Valve, 12, current stabilization pressure detecting table, 13, control line, 14, manometer interface, 15, water inlet, 16, current stabilization chamber, 17, compensated cavity,
18th, leaking port, 19, emptying valve, 20, saddle support, 21, outlet, 22, go out Water Check Valve, 23, outlet pipe, 24, compensation non-return
Valve, 25, pressure compensated pump, 26, bypass check valve, 27, bypass pipe, 28, compensation outflow tube, 29, water level instrumentation tap, 30, mend
Repay outlet, 31, air filter, 32, hydropenia liquid-level switch.
Specific embodiment
Below accompanying drawing 1 is described in detail below without negative pressure residual quantity compensation current stabilization tank arrangement to of the present utility model.
As shown in Figure 1, it is of the present utility model to compensate current stabilization tank arrangement mainly by tank body 1, Electronic control without negative pressure residual quantity
Valve 8, flow control valve 11 and pressure compensated pump 25 are constituted, and the tank body 1 is two ends end socket, the horizontal cylinder shape of middle cylinder is close
Bearing structure is closed, saddle support 20 is provided with 1 bottom of tank body, dividing plate 2 is provided with inside tank body 1, and ring is welded by the dividing plate 2
System is inside tank body 1, and dividing plate 2 will separate inside tank body 1 and be divided into 17 two parts in current stabilization chamber 16 and compensated cavity, and current stabilization chamber
16 and compensated cavity 17 respectively positioned at tank body 1 two ends, be provided with the top of the tank body 1 in the current stabilization chamber 16 water inlet 15, compensate into
Mouth 6 and manometer interface 14, the water inlet 15 are connected with tap water water inlet pipe 9, and are intake in the connection of tap water water inlet pipe 9
Before mouth 15, installing flow control valve 11 was provided with before flow control valve 11 with controlling tap water into the flow in current stabilization chamber 16
, to monitor the water pressure of tap water water inlet pipe 9 on-line, the compensation import 6 will be by compensating communicating pipe for intake pressure detection table 10
4 are connected with the compensated cavity 17, and the compensation is arranged on inside current stabilization chamber 16, and is not connected with current stabilization chamber 16 communicating pipe 4, also
It is one end of compensation communicating pipe 4 to be connected with the dividing plate 2, and is connected with compensated cavity 17, the other end for compensating communicating pipe 4 will be from
Current stabilization chamber 16 causes and compensation import 6 is set to outside tank body 1, then by compensation import 6 by connect compensation water inlet pipe 7 with it is described originally
Water water inlet pipe 1 connects, and compensation water inlet pipe 7 is connected on the tap water water inlet pipe 1 before the flow control valve 11, is being mended
Repay water inlet pipe 7 and be provided with motor-operated control valve 8, the manometer interface 14 will be connected to supervise with current stabilization pressure detecting table 12 online
The water pressure in current stabilization chamber 16 being surveyed, outlet 21 being provided with 1 bottom of tank body in current stabilization chamber 16, the outlet 21 is connected with outlet pipe 23
Connect, the outlet pipe 23 will be connected with water pump suction pipe carries out water distribution, and Water Check Valve 22 be housed out on the outlet pipe 23,
It is described go out Water Check Valve 22 be used for prevent current from reversely flowing backward to current stabilization chamber 16, in order to empty in 1 bottom of tank body in current stabilization chamber 16
Leaking port 18 and emptying valve 19 are additionally provided with, negative pressure inhibition device interface 5, the negative pressure at the top of the tank body 1 of the compensated cavity 17, is provided with
Suppressor interface 5 is used to install negative pressure inhibition device, and negative pressure is additionally provided with negative pressure inhibition device interface 5 eliminates pipe 3 and cause tank
1 bottom of body, and negative pressure eliminate pipe 31 bottom of tank body by installing air filter 31 be in communication with the outside, that is, will
Negative pressure is eliminated one end of pipe 3 and is connected with negative pressure inhibition device interface 5, and is connected with negative pressure inhibition device, the other end of negative pressure elimination pipe 3
To be connected with the external world by air filter 31, water level instrumentation tap 29 and compensation will be provided with 1 bottom of tank body of compensated cavity 17
Outlet 30, the water level instrumentation tap 29 will be connected with hydropenia liquid-level switch 32
Fixed hydropenia water level, hydropenia liquid-level switch 32 are installed in the inside of compensated cavity 17,30 connection compensation outflow tube of the compensation outlet
28, then the outlet pipe 23 is connected by compensation outflow tube 28, pressure compensated pump 25 and compensation are additionally provided with compensation outflow tube 28
Check-valves 24, and after compensation check-valves 24 are installed in pressure compensated pump 25, the compensation check-valves 24 are used to prevent current anti-
To pressure compensated pump 25 is flowed backward to, bypass pressure compensated pump 25 and compensation check-valves 24 are additionally provided with bypass pipe 27, that is, bypass
One end of pipe 27 is connected with the compensation outflow tube 28 before pressure compensated pump 25, the other end of bypass pipe 27 and the outlet pipe 23
Connection, and bypass pipe 27 and compensation outflow tube 28 be both connected to the outlet pipe 23 go out Water Check Valve 22 after, bypass
Bypass check valve 26 is equiped with pipe 27, the bypass check valve 26 is used to prevent current from reversely flowing backward to compensated cavity 17, additionally,
At the minimum point before 30 connection compensation outflow tube 28 of compensation outlet also it is provided with leaking port 18 and emptying valve 19 to empty compensation
Chamber 17.
The motor-operated control valve 8, intake pressure detection table 10, flow control valve 11, current stabilization pressure detecting table 12, pressure are mended
Repay pump 25 and hydropenia liquid-level switch 32 is connected to control line 13 and is connected with control system.
Operation principle of the present utility model is that tap water water inlet pipe 9 is respectively 17 water distribution of current stabilization chamber 16 and compensated cavity, and
The water pressure of tap water water inlet pipe 9 is monitored with automatic according to intake pressure detection table 10 by flow control valve 11 in current stabilization chamber 16
Adjust aperture to limit water inlet, it is ensured that the water pressure of tap water water inlet pipe 9 is not less than the fixed lowest service pressure value of systemic presupposition,
Compensated cavity 17 is turned on and off control water inlet by motor-operated control valve 8, and motor-operated control valve 8 will be in unlatching in normal water supply
State, the outlet pipe 23 is connected with water pump suction pipe carries out water distribution, and the negative pressure inhibition device interface 5 is connected with negative pressure inhibition device
To realize to eliminate by negative pressure before 17 full water of compensated cavity without negative pressure, residual quantity compensation adjustment function, and negative pressure inhibition device
Pipe 3 and air filter 31 are connected with outside air, and after 17 full water of compensated cavity, negative pressure inhibition device will be automatically switched off immediately;
During normal water supply, flow control valve 11 and motor-operated control valve 8 are in full-gear, and the water pump operation of connection, compensated cavity 17 lead to
Overcompensation water inlet pipe 7 lays in the water yield of abundance, and now 15 flow of water inlet in current stabilization chamber 16 will be kept with its 21 flow of outlet
Unanimously, 16 water inlet of mitigation current stabilization chamber, 15 flow and 21 flow equilibrium of outlet are played in current stabilization chamber 16, when tap water water inlet pipe 9 is pressed
Power reduces, and when monitoring intake pressure less than the fixed lowest service pressure value of systemic presupposition by intake pressure detection table 10,
The action immediately of flow control valve 11 and turn down into water and reduce tap water decompression drop, with ensure tap water intake pressure maintain
More than the lowest service pressure value of setting, the negative pressure of tap water water inlet pipe 9 is affected so as to prevent pump working, it is ensured that originally
Water water inlet pipe 9 entered water state in malleation before flow control valve 11, when tap water intake pressure less than systemic presupposition it is fixed
Lowest service pressure value and cannot by, when turning down flow control valve 11 and being adjusted, flow control valve 11 will turn off,
Flow control valve 11 turn down regulation, until final plant closure during, pressure compensated pump 25 start and from compensated cavity 17 fetch water to
Outlet pipe 23 supplements the difference flow of 16 outlet 21 of current stabilization chamber, and motor-operated control valve 8 is closed, under the water level of compensated cavity 17 starts
Drop, the negative pressure inhibition device for being installed in negative pressure inhibition device interface 5 will automatically open up and fill into air, to eliminate vacuum, treat with water level
9 pressure of tap water water inlet pipe recovers, and output is sufficient and during 11 standard-sized sheet of flow control valve, motor-operated control valve 8 is opened and compensated
Chamber 17 will start water storage again by compensating water inlet pipe 7, and negative pressure inhibition device is will turn off after 17 full water of compensated cavity, so anti-
It is multiple, so as to complete the overall process of current limliting, limit decompression and current stabilization, water storage and residual quantity compensation adjustment to tap water water inlet pipe 9, and
And water pump is in normal water supply state in the process.
The hydropenia liquid-level switch 32 is used to protect pressure compensated pump 25, when pressure compensated pump 25 works, due to compensation
17 moisturizing of chamber causes its water level decreasing, when the water level decreasing that hydropenia liquid-level switch 32 detects compensated cavity 17 it is fixed to systemic presupposition
When below hydropenia water level, by judge 17 hydropenia of compensated cavity and it is out of service in pressure compensated pump 25, the water level in chamber to be compensated 17
After recovery, pressure compensated pump 25 will be automatically restored to normal condition.
Claims (8)
1. one kind compensates current stabilization tank arrangement without negative pressure residual quantity, mainly by tank body, motor-operated control valve, flow control valve and pressure compensation
Pump group is into the tank body is two ends end socket, the horizontal cylinder shape enclosed bearing structure of middle cylinder, is provided with saddle in tank base
Bearing, it is characterised in that tank interior is provided with dividing plate, and tank interior separates and is divided into current stabilization chamber and compensated cavity two by dividing plate
Part, and current stabilization chamber and compensated cavity are respectively positioned at the two ends of tank body, and water inlet, compensation are provided with the top of the tank body in the current stabilization chamber
Import and manometer interface, the water inlet are connected with tap water water inlet pipe, and tap water water inlet pipe connection water inlet it
Front installing flow control valve, was provided with intake pressure detection table before flow control valve, and the compensation import will be by the company of compensation
Siphunculus is connected with the compensated cavity, and the compensation import is by compensating water inlet pipe and the tap water water inlet pipe before flow control valve
Being attached, and motor-operated control valve being provided with compensation water inlet pipe, the manometer interface is connected with current stabilization pressure detecting table,
Tank base in current stabilization chamber is provided with outlet, and outlet is connected with outlet pipe, and Water Check Valve is housed out on outlet pipe, institute
State, negative pressure elimination pipe is additionally provided with negative pressure inhibition device seam and causes tank
Body bottom, and negative pressure eliminate pipe tank base by installing air filter be in communication with the outside, in the tank body of compensated cavity
Bottom is provided with water level instrumentation tap and compensation outlet, and the water level instrumentation tap is connected with hydropenia liquid-level switch, described to compensate out
Mouth will be connected with outlet pipe by connecting compensation outflow tube, and pressure compensated pump and compensation check-valves are provided with compensation outflow tube.
2. it is according to claim 1 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that the compensation communicating pipe sets
Put in current stabilization intracavity portion and do not connect with current stabilization chamber.
3. it is according to claim 1 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that one end of compensation communicating pipe
It is connected with the dividing plate, and connects with compensated cavity, the other end for compensating communicating pipe will be caused from current stabilization chamber and be set to outside tank body benefit
Repay import.
4. it is according to claim 1 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that negative pressure eliminates one end of pipe
It is connected with negative pressure inhibition device interface, and connects with negative pressure inhibition device, negative pressure eliminates the other end of pipe will be by air filter
It is connected with the external world.
5. it is according to claim 1 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that at the tank body bottom in current stabilization chamber
Portion is additionally provided with leaking port and emptying valve.
6. it is according to claim 1 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that compensation check-valves are installed in
After pressure compensated pump, and bypass pressure compensated pump and compensation check-valves be additionally provided with bypass pipe.
7. it is according to claim 6 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that one end of bypass pipe and pressure
Compensation outflow tube connection before force compensating pump, the other end of bypass pipe is connected with the outlet pipe, and bypass pipe and compensation
Outflow tube be both connected to the outlet pipe go out Water Check Valve after, bypass check valve is equiped with bypass pipe.
8. it is according to claim 1 to compensate current stabilization tank arrangement without negative pressure residual quantity, it is characterised in that the motor-operated control valve,
Intake pressure detection table, flow control valve, current stabilization pressure detecting table, pressure compensated pump and hydropenia liquid-level switch are connected to control line
It is connected with control system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620821163.0U CN206070644U (en) | 2016-08-01 | 2016-08-01 | Current stabilization tank arrangement is compensated without negative pressure residual quantity |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620821163.0U CN206070644U (en) | 2016-08-01 | 2016-08-01 | Current stabilization tank arrangement is compensated without negative pressure residual quantity |
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Publication Number | Publication Date |
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CN206070644U true CN206070644U (en) | 2017-04-05 |
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ID=58426253
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Application Number | Title | Priority Date | Filing Date |
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CN201620821163.0U Expired - Fee Related CN206070644U (en) | 2016-08-01 | 2016-08-01 | Current stabilization tank arrangement is compensated without negative pressure residual quantity |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114146840A (en) * | 2021-12-06 | 2022-03-08 | 广东亨通光电科技有限公司 | Resin coating device and control method thereof |
-
2016
- 2016-08-01 CN CN201620821163.0U patent/CN206070644U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114146840A (en) * | 2021-12-06 | 2022-03-08 | 广东亨通光电科技有限公司 | Resin coating device and control method thereof |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170405 Termination date: 20190801 |