CN203741932U - Secondary water supply system for pipe network overlying self-supply water tank - Google Patents
Secondary water supply system for pipe network overlying self-supply water tank Download PDFInfo
- Publication number
- CN203741932U CN203741932U CN201320862807.7U CN201320862807U CN203741932U CN 203741932 U CN203741932 U CN 203741932U CN 201320862807 U CN201320862807 U CN 201320862807U CN 203741932 U CN203741932 U CN 203741932U
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- Prior art keywords
- water
- tank
- pipe
- water supply
- steady
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 194
- 239000008400 supply water Substances 0.000 title abstract description 3
- 230000001105 regulatory effect Effects 0.000 claims description 50
- 239000008399 tap water Substances 0.000 claims description 34
- 235000020679 tap water Nutrition 0.000 claims description 34
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000003020 moisturizing effect Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 210000000232 gallbladder Anatomy 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- 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
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- Physical Water Treatments (AREA)
Abstract
The utility model discloses a secondary water supply system for a pipe network overlying self-supply water tank. The secondary water supply system is mainly composed of a pipeline filter, a backflow preventer, a flow stabilizing tank, a negative pressure eliminator, an adjusting water tank, an ultraviolet light disinfector, a water pump, an air pressure water tank, a control cabinet and a water using point. A teletransmission pressure gage and the negative pressure eliminator are installed on the flow stabilizing tank and connected with the water pump through a suction pipe from an outlet of the flow stabilizing tank; an electric valve is installed on the suction pipe, and the ultraviolet light disinfector is installed behind the electric valve; the portion, before water inlet, of the water pump is connected with the flow stabilizing tank in parallel and provided with the adjusting water tank, and a water tank water outlet pipe of the adjusting water tank is connected between the electric valve of the suction pipe and the ultraviolet light disinfector. The secondary water supply system has the advantages that based on overlying water supply through a pipe network, the adjusting water tank is additionally arranged to store water, and overlying water supply through the pipe network and water supply through the adjusting water tank are standby to each other, so that the secondary water supply system has the advantage of good safety of water supply through the adjusting water tank and the advantage of remarkable energy conservation of overlying water supply through the pipe network; periodical forced circulation measures are taken for the adjusting water tank, so that the adjusting water tank meets the sanitary requirement, and the secondary water supply system is high in automation degree and convenient to use.
Description
Technical field
The utility model relates to secondary water-supply technical field, specifically a kind of pipe network pressure-superposed self-contained water reservoir secondary water supply system.
Background technology
Pipe network pressure-superposed is a kind of a kind of secondary water-supply mode that is directly connected in series water pump pressurization at municipal tap water pipe network, because it has the advantages such as take up an area little, energy-conservation, joint money and management maintenance is convenient, thereby has been widely used at present secondary water-supply field.But pipe network pressure-superposed water supply is without regulating pondage, its water supply security is not as pond, water tank are set, in the time of the pipe network water supply quantity not sufficient of municipal tap water, system by shutdowns, cut off the water, affect user's use.
Utility model content
The purpose of this utility model is to provide a kind of pipe network pressure-superposed self-contained water reservoir secondary water supply system, can solve the water supply problem that municipal tap water pipe output deficiency or short time cut off the water, and energy-conservation.
The utility model solves the technical scheme that its technical problem adopts: pipe network pressure-superposed self-contained water reservoir secondary water supply system is mainly by piping filter, backflow preventer, steady-flow tank, negative pressure canceller, regulating tank, ultraviolet ray disinfector, water pump, auto-pneumatic cylinder, switch board and with water spot composition, steady-flow tank is directly connected in series with tap water water inlet pipe, and is provided with in turn valve at tap water water inlet pipe along water (flow) direction, pressure meter, piping filter, backflow preventer, steady-flow tank is an airtight pressure resistant vessel, and be equiped with distance-transmission pressure gauge and negative pressure canceller at steady-flow tank, be connected with water pump by suction water pipe from steady-flow tank outlet, and suction water pipe is equiped with motor operated valve, ultraviolet ray disinfector is housed after motor operated valve, be provided with regulating tank in parallel with steady-flow tank before water feeding of water pump, in regulating tank, be provided with fluid level announciator, before the valve of tap water water inlet pipe, separate a road tank inlet pipe and connect regulating tank, and on tank inlet pipe, be equiped with valve and motor operated valve, this motor operated valve is contained in regulating tank import department, and automatically open into water or close according to the different liquid levels of fluid level announciator detection regulating tank, the radiator drain of regulating tank is connected between the motor operated valve and ultraviolet ray disinfector of suction water pipe, make like this tap water all sterilize by ultraviolet ray disinfector to water pump through regulating tank to water pump and tap water through steady-flow tank, on radiator drain, be also equiped with one way valve, be used for preventing that tap water from entering regulating tank after steady-flow tank, water pump water outlet connects feed pipe, feed pipe is equiped with distance-transmission pressure gauge, pressure controller and auto-pneumatic cylinder, connect with water spot the distance-transmission pressure gauge of steady-flow tank through feed pipe, negative pressure canceller, the motor operated valve of tank inlet pipe, fluid level announciator, the motor operated valve of suction water pipe, ultraviolet ray disinfector, water pump, distance-transmission pressure gauge and the pressure controller of feed pipe are connected to switch board by cable respectively.
Described switch board for the automatic elimination negative pressure of controlling negative pressure canceller with recover normal, tank inlet pipe motor operated valve automatically open with close, the motor operated valve of suction water pipe automatically open with close, the automatic charged sterilization of ultraviolet ray disinfector and automatic start-stop, switching, increase and decrease and the protection of water pump, and water pump is given variable frequency regulating speed control and realizes the constant pressure of the distance-transmission pressure gauge on feed pipe.
Described steady-flow tank is for regulating the inflow of water pump, and effect to water feeding of water pump tool current stabilization, voltage stabilizing.
The negative pressure that described negative pressure canceller produces steady-flow tank for eliminating water pump suction lift, thus guarantee that tap water water inlet pipe is all the time in without negative pressure state.In the time that the inflow of steady-flow tank is less than water yield, in steady-flow tank, will produce negative pressure, now negative pressure canceller automatic operation and enter atmosphere, eliminates negative pressure, avoids tap water water inlet pipe to produce negative pressure impact; In the time that the inflow of steady-flow tank is greater than water yield, negative pressure canceller is closed voluntarily and is recovered normal condition.
Described water pump is 2～4.
When described pressure controller causes for preventing that distance-transmission pressure gauge on control components and parts fault or feed pipe in switch board is malfunctioning that water pump is out of control causes superpressure, water pump is implemented to dead electricity stoppage protection.
Described auto-pneumatic cylinder adopts gall-bladder type barrier diaphragm-type pressurized water tank, the energy saving water supply state that is mainly used for eliminating water hammer He realizes low discharge termination of pumping.In the time that switch board detects that operating water pump is 1 and low frequency operation below 20Hz; be judged to be low discharge state; now water pump is shut down and is supplied water by auto-pneumatic cylinder; reach energy-saving effect; detect feed pipe distance-transmission pressure gauge force value lower than set open pump pressure time; automatically start pump variable frequency operation by switch board, recover normal constant pressure water supply.
When normal operation, provide water source by tap water water inlet pipe, and after steady-flow tank and ultraviolet ray disinfector, pressurizeed through feed pipe to supplying with water spot by water pump, now the motor operated valve of suction water pipe is opened, in the time that the inflow of tap water water inlet pipe is not enough or cut off the water, force value by detecting the distance-transmission pressure gauge on steady-flow tank lower than set voltage limiting value time, the motor operated valve of suction water pipe cuts out, by regulating tank through radiator drain, cross ultraviolet ray disinfector and provide water source for water pump, the motor operated valve of tank inlet pipe drops to when opening valve liquid level in regulating tank liquid level, motor operated valve is opened for regulating tank moisturizing, return to when connect steady-flow tank as the setting pressure at water source using tap water water inlet pipe when detecting the force value of the distance-transmission pressure gauge on steady-flow tank, the motor operated valve of suction water pipe is opened, system is recovered normal water supply.Due to tap water water inlet pipe through steady-flow tank to the pressure of the suction water pipe pressure higher than radiator drain, the anhydrous outflow of regulating tank, the motor operated valve of tank inlet pipe is opened moisturizing and is closed valve liquid level when above to what set, and the motor operated valve of tank inlet pipe cuts out, and the water of regulating tank is for subsequent use as storing the water yield.
In order to ensure the storage water yield in regulating tank because tap water water inlet pipe output abundance causes not used and degenerating for a long time, regularly close the motor operated valve of suction water pipe by program, forcing provides water source by regulating tank for water pump, and through enough time while making the storage water yield of regulating tank be finished completely and fill into fresh water, the motor operated valve of suction water pipe is automatically opened and is recovered normal.Describedly regularly can set arbitrarily, but the longest must not surpassing two days later conventionally.
The beneficial effects of the utility model are, the utility model is set up regulating tank with the storage water yield on the basis of pipe network pressure-superposed water supply, and realize for subsequent use each other that pipe network pressure-superposed water supply and regulating tank supply water, have the good and significant advantage of pipe network pressure-superposed water supply and energy saving of regulating tank water supply security concurrently, and regulating tank is adopted to regular forced circulation measure, make to meet hygienic requirements, its automaticity is high, easy to use, be particularly useful for that municipal tap water pipe network is regular cuts off the water or the secondary water-supply occasion of output deficiency.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
In figure, 1, tap water water inlet pipe, 2, valve, 3, pressure meter, 4, piping filter, 5, backflow preventer, 6, steady-flow tank, 7, distance-transmission pressure gauge, 8, negative pressure canceller, 9, cable, 10, valve, 11, tank inlet pipe, 12, motor operated valve, 13, regulating tank, 14, fluid level announciator, 15, one way valve, 16, radiator drain, 17, motor operated valve, 18, ultraviolet ray disinfector, 19, suction water pipe, 20, water pump, 21, feed pipe, 22, distance-transmission pressure gauge, 23, pressure controller, 24, auto-pneumatic cylinder, 25, switch board, 26, use water spot.
Detailed description of the invention
With regard to accompanying drawing 1, pipe network pressure-superposed self-contained water reservoir secondary water supply system of the present utility model is described in detail below below.
As shown in Figure 1, pipe network pressure-superposed self-contained water reservoir secondary water supply system of the present utility model is mainly by piping filter 4, backflow preventer 5, steady-flow tank 6, negative pressure canceller 8, regulating tank 13, ultraviolet ray disinfector 18, water pump 20, auto-pneumatic cylinder 24, switch board 25 and forming with water spot 26, steady-flow tank 6 is directly connected in series with tap water water inlet pipe 1, and be provided with in turn valve 2 at tap water water inlet pipe 1 along water (flow) direction, pressure meter 3, piping filter 4, backflow preventer 5, steady-flow tank 6 is an airtight pressure resistant vessel, and be equiped with distance-transmission pressure gauge 7 and negative pressure canceller 8 at steady-flow tank 6, export by suction water pipe 19 and be connected with water pump 20 from steady-flow tank 6, and suction water pipe 19 is equiped with motor operated valve 17, ultraviolet ray disinfector 18 is housed after motor operated valve 17, be provided with regulating tank 13 in parallel with steady-flow tank 6 before water pump 20 water inlets, in regulating tank 13, be provided with fluid level announciator 14, before the valve 2 of tap water water inlet pipe 1, separate a road tank inlet pipe 11 and connect regulating tank 13, and on tank inlet pipe 11, be equiped with valve 10 and motor operated valve 12, this motor operated valve 12 is contained in regulating tank 13 import departments, and automatically open into water or close according to the different liquid levels that fluid level announciator 14 detects regulating tank 13, the radiator drain 16 of regulating tank 13 is connected between the motor operated valve 17 and ultraviolet ray disinfector 18 of suction water pipe 19, make like this tap water all sterilize by ultraviolet ray disinfector 18 to water pump 20 through regulating tank 13 to water pump 20 and tap water through steady-flow tank 6, on radiator drain 16, be also equiped with one way valve 15, be used for preventing that tap water from entering regulating tank 13 after steady-flow tank 6, water pump 20 water outlets connect feed pipe 21, feed pipe 21 is equiped with distance-transmission pressure gauge 22, pressure controller 23 and auto-pneumatic cylinder 24, and connect with water spot 26 through feed pipe 21, the distance-transmission pressure gauge 7 of steady-flow tank 6, negative pressure canceller 8, the motor operated valve 12 of tank inlet pipe 11, fluid level announciator 14, the motor operated valve 17 of suction water pipe 19, ultraviolet ray disinfector 18, water pump 20, distance-transmission pressure gauge 22 and the pressure controller 23 of feed pipe 21 are connected to switch board 25 by cable 9 respectively.
Described switch board 25 for the automatic elimination negative pressure of controlling negative pressure canceller 8 with recover normal, tank inlet pipe 11 motor operated valve 12 automatically open with close, the motor operated valve 17 of suction water pipe 19 automatically open with close, the automatic charged sterilization of ultraviolet ray disinfector 18 and automatic start-stop, switching, increase and decrease and the protection of water pump 20, and water pump 20 is given variable frequency regulating speed control and realizes the constant pressure of the distance-transmission pressure gauge 22 of feed pipe 21.
Described steady-flow tank 6 is for regulating the inflow of water pump 20, and to the intake effect of tool current stabilization, voltage stabilizing of water pump 20.
Described negative pressure canceller 8 inhales for eliminating water pump 20 negative pressure that journey produces steady-flow tank 6, thereby guarantees that tap water water inlet pipe 1 is all the time in without negative pressure state.In the time that the inflow of steady-flow tank 6 is less than water yield, steady-flow tank 6 is interior will produce negative pressure, and now negative pressure canceller 8 automatic operations and enter atmosphere, eliminate negative pressure, avoid tap water water inlet pipe 1 to produce negative pressure impact; In the time that the inflow of steady-flow tank 6 is greater than water yield, negative pressure canceller 8 is closed voluntarily and is recovered normal condition.
Described water pump 20 is 2～4.
Described pressure controller 23 is for preventing that distance-transmission pressure gauge 22 on control components and parts fault or the feed pipe 21 in switch board 25 is malfunctioning and while causing that water pump 20 is out of control causes superpressure, water pump 20 is implemented to dead electricity stoppage protection.
Described auto-pneumatic cylinder 24 adopts gall-bladder type barrier diaphragm-type pressurized water tank, the energy saving water supply state that is mainly used for eliminating water hammer He realizes low discharge termination of pumping.In the time that switch board 25 detects that operating water pump 20 is 1 and low frequency operation below 20Hz; be judged to be low discharge state; now water pump 20 is shut down and is supplied water by auto-pneumatic cylinder 24; reach energy-saving effect; detect feed pipe 21 distance-transmission pressure gauge 22 force value lower than set open pump pressure time; automatically start water pump 20 converting operations by switch board 25, recover normal constant pressure water supply.
When normal operation, provide water source by tap water water inlet pipe 1, and after steady-flow tank 6 and ultraviolet ray disinfector 18, pressurizeed through feed pipe 21 to supplying with water spot 26 by water pump 20, now the motor operated valve 17 of suction water pipe 19 is opened, in the time that the inflow of tap water water inlet pipe 1 is not enough or cut off the water, by detect steady-flow tank 6 distance-transmission pressure gauge 7 force value lower than set voltage limiting value time, the motor operated valve 17 of suction water pipe 19 cuts out, by regulating tank 13 through radiator drain 16, cross ultraviolet ray disinfector 18 and provide water source for water pump 20, the motor operated valve 12 of tank inlet pipe 11 drops to when opening valve liquid level in regulating tank 13 liquid levels, motor operated valve 12 is opened for regulating tank 13 moisturizings, return to when connect steady-flow tank 6 as the setting pressure at water source using tap water water inlet pipe 1 when detecting the force value of the distance-transmission pressure gauge 7 on steady-flow tank 6, the motor operated valve 17 of suction water pipe 19 is opened, system is recovered normal water supply.Due to tap water water inlet pipe 1 through steady-flow tank 6 to the pressure of suction water pipe 19 pressure higher than radiator drain 16, the anhydrous outflow of regulating tank 13, the motor operated valve 12 of tank inlet pipe 11 is opened moisturizing and is closed valve liquid level when above to what set, the motor operated valve 12 of tank inlet pipe 11 cuts out, and the water of regulating tank 13 is for subsequent use as the storage water yield.
In order to ensure the storage water yield in regulating tank 13 because tap water water inlet pipe 1 output abundance causes not used and degenerating for a long time, regularly close the motor operated valve 17 of suction water pipe 19 by program, forcing provides water source by regulating tank 13 for water pump 20, and through enough time while making the storage water yield of regulating tank 13 be finished completely and fill into fresh water, the motor operated valve 17 of suction water pipe 19 is automatically opened and is recovered normal.Describedly regularly can set arbitrarily, but the longest must not surpassing two days later conventionally.
Claims (5)
1. a pipe network pressure-superposed self-contained water reservoir secondary water supply system is mainly by piping filter, backflow preventer, steady-flow tank, negative pressure canceller, regulating tank, ultraviolet ray disinfector, water pump, auto-pneumatic cylinder, switch board and with water spot composition, is characterized in that, steady-flow tank is directly connected in series with tap water water inlet pipe, and is provided with in turn valve at tap water water inlet pipe along water (flow) direction, pressure meter, piping filter, backflow preventer, be equiped with distance-transmission pressure gauge and negative pressure canceller at steady-flow tank, be connected with water pump by suction water pipe from steady-flow tank outlet, and suction water pipe is equiped with motor operated valve, ultraviolet ray disinfector is housed after motor operated valve, be provided with regulating tank in parallel with steady-flow tank before water feeding of water pump, in regulating tank, be provided with fluid level announciator, before the valve of tap water water inlet pipe, separate a road tank inlet pipe and connect regulating tank, and on tank inlet pipe, be equiped with valve and motor operated valve, this motor operated valve is contained in regulating tank import department, and the radiator drain of regulating tank is connected between the motor operated valve and ultraviolet ray disinfector of suction water pipe, is also equiped with one way valve on radiator drain.
2. pipe network pressure-superposed self-contained water reservoir secondary water supply system according to claim 1, is characterized in that, water pump water outlet connects feed pipe, and feed pipe is equiped with distance-transmission pressure gauge, pressure controller and auto-pneumatic cylinder, connects and uses water spot through feed pipe.
3. pipe network pressure-superposed self-contained water reservoir secondary water supply system according to claim 1, it is characterized in that, distance-transmission pressure gauge and the pressure controller of the motor operated valve of the motor operated valve of the distance-transmission pressure gauge of steady-flow tank, negative pressure canceller, tank inlet pipe, fluid level announciator, suction water pipe, ultraviolet ray disinfector, water pump, feed pipe are connected to switch board by cable respectively.
4. pipe network pressure-superposed self-contained water reservoir secondary water supply system according to claim 1, is characterized in that, steady-flow tank is an airtight pressure resistant vessel.
5. pipe network pressure-superposed self-contained water reservoir secondary water supply system according to claim 1, is characterized in that, described water pump is 2～4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320862807.7U CN203741932U (en) | 2013-12-26 | 2013-12-26 | Secondary water supply system for pipe network overlying self-supply water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320862807.7U CN203741932U (en) | 2013-12-26 | 2013-12-26 | Secondary water supply system for pipe network overlying self-supply water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203741932U true CN203741932U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320862807.7U Expired - Fee Related CN203741932U (en) | 2013-12-26 | 2013-12-26 | Secondary water supply system for pipe network overlying self-supply water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203741932U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN111576554A (en) * | 2020-05-30 | 2020-08-25 | 李坚涛 | Municipal administration is with full-automatic no negative pressure water supply equipment of easy access |
| CN111997144A (en) * | 2020-08-26 | 2020-11-27 | 蒋介中 | Outdoor integral intelligent pipe network pressure-superposed water supply equipment |
| CN113015854A (en) * | 2019-10-18 | 2021-06-22 | 大荣动力泵株式会社 | Variable frequency booster pump system using automatic valve and operation method thereof |
-
2013
- 2013-12-26 CN CN201320862807.7U patent/CN203741932U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN113015854A (en) * | 2019-10-18 | 2021-06-22 | 大荣动力泵株式会社 | Variable frequency booster pump system using automatic valve and operation method thereof |
| CN111576554A (en) * | 2020-05-30 | 2020-08-25 | 李坚涛 | Municipal administration is with full-automatic no negative pressure water supply equipment of easy access |
| CN111997144A (en) * | 2020-08-26 | 2020-11-27 | 蒋介中 | Outdoor integral intelligent pipe network pressure-superposed water supply equipment |
| CN111997144B (en) * | 2020-08-26 | 2021-09-21 | 无锡康宇水处理设备有限公司 | Outdoor integral intelligent pipe network pressure-superposed water supply equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20151226 |
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| EXPY | Termination of patent right or utility model |