CN205717917U - A kind of water heater and auxiliary regenerator mechanism thereof - Google Patents
A kind of water heater and auxiliary regenerator mechanism thereof Download PDFInfo
- Publication number
- CN205717917U CN205717917U CN201620630518.8U CN201620630518U CN205717917U CN 205717917 U CN205717917 U CN 205717917U CN 201620630518 U CN201620630518 U CN 201620630518U CN 205717917 U CN205717917 U CN 205717917U
- Authority
- CN
- China
- Prior art keywords
- water
- phase
- heat
- hot
- water heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
This utility model discloses the auxiliary regenerator mechanism of a kind of water heater, including the heat accumulation pipe between outlet and the entrance of faucet of the hot-water line being communicated in water heater, it is provided with in described heat accumulation pipe for producing phase transformation according to water temperature change and storing or the phase-change material body of release heat energy.Auxiliary regenerator mechanism disclosed in the utility model, when people use faucet first, hot water flows through heat accumulation pipe, makes phase-change material body produce phase transformation, absorbs and store heat；When people stop using hot water, the hot water that part not yet flows out is accumulated in heat accumulation pipe, and gradually cools down.Phase-change material body produces reverse transformation afterwards, and the heat that release stores, for accumulation water heating.So, when people reuse faucet, flow out immediately is also the hot water that temperature is higher, it is to avoid the appearance of cold water, it is ensured that the hot water supply that water heater is lasting, improves user's experience.This utility model is also disclosed a kind of water heater including above-mentioned auxiliary regenerator mechanism, and its beneficial effect is described above.
Description
Technical field
This utility model relates to technical field of heat dissipation, particularly to the auxiliary regenerator mechanism of a kind of water heater.This practicality is new
Type further relates to a kind of water heater including above-mentioned auxiliary regenerator mechanism.
Background technology
Along with the development of China's mechanical industry, increasing plant equipment is used widely.
In technical field of heat dissipation, various heat-exchange apparatus have been popularized, such as air-conditioning, on-board air conditioner, cold
But tower, electronic equipment heat-conducting copper pipe, fin, water dispenser and water heater etc..Wherein, people pressed close to the most by water heater and air-conditioning
Daily life.As a example by water heater, the function of water heater is a lot, such as may be used for washing one's hands, wash the dishes or having a bath.
In the prior art, the cold water of flowing is added by the operation principle of water heater typically by combustion gas or electric power
Heat, in the flow process of cold water, forces cold water flow path in water heater to extend by cranky cold water pipes,
Thus improve cold water before flowing out with time of contact of thermal source, extend the raising meaning heat exchange efficiency time of contact, so
When cold water flows out from the exit of hot-water line, having absorbed abundant heat, temperature has become higher, can be direct
It is used to carry out daily bathing.
But, due to the continuous flow of liquid, it is filled with water in the hot-water line in water heater always and (has cut off the water etc. abnormal
Except situation), after people use water heater to carry out certain bathing, the most heated water owing to flowing forward, because of
This is just accumulated between the water inlet of faucet and the outlet of hot-water line.The hot water of this part as time goes by, quickly
Just cool down rapidly due to reasons such as heat radiations, again become cold water.So, when being continuing with water heater after people's certain interval of time
When carrying out bathing, first flow out is this part " the accumulation water " that cannot be heated by thermal source, and be only afterwards after heating is new
Fresh hot water.The existence of this phenomenon causes people the best to the experience of water heater, and water heater also cannot ensure hot water simultaneously
Lasting supply.
Therefore, how to make water heater ensure lasting hot water supply, improve user's experience of water heater, be this area
The technical problem that technical staff is urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide the auxiliary regenerator mechanism of a kind of water heater, it is possible to make water heater ensure lasting
Hot water is supplied, and improves user's experience of water heater.Another object of the present utility model is to provide one and includes above-mentioned auxiliary
The water heater of accumulation of heat mechanism.
For solving above-mentioned technical problem, this utility model provides the auxiliary regenerator mechanism of a kind of water heater, including being communicated in
Heat accumulation pipe between outlet and the entrance of faucet of the hot-water line of water heater, is provided with for according to water temperature in described heat accumulation pipe
Change produces phase transformation and stores or the phase-change material body of release heat energy.
Preferably, the phase transition temperature of described phase-change material body is 20 DEG C～80 DEG C.
Preferably, described phase-change material body is paraffin.
Preferably, the phase variodenser for containing and seal described phase-change material body it is additionally provided with in described heat accumulation pipe.
Preferably, described phase transformation container screw is wound in spring-like and is arranged in described heat accumulation pipe, and described phase variodenser
Two ends end walls with described heat accumulation pipe respectively abut.
This utility model also provides for a kind of water heater, the hot-water line including casing, being arranged on described casing and with described
The auxiliary regenerator mechanism of hot-water line connection, wherein, described auxiliary regenerator mechanism is the auxiliary regenerator mechanism described in any of the above-described item.
Preferably, also include the heat exchanger tube being arranged in described casing, the heat-conducting medium contained in described casing, immerse
Volume of phase-change material in described heat-conducting medium, and be arranged in described casing, for described heat-conducting medium is heated
Heater；One end of described heat exchanger tube is cooling water inlet, and the other end connects with the entrance of described hot-water line.
Preferably, described heat-conducting medium is water or conduction oil.
Preferably, described heater is electrothermal tube.
Preferably, the position inwall of described casing contacted with the sidewall of described hot-water line is provided with liquid-tight sealing.
The auxiliary regenerator mechanism of water heater provided by the utility model, mainly includes outlet and the water being communicated in hot-water line
Heat accumulation pipe between the entrance of tap, is provided with for producing phase transformation according to water temperature change and storing or release in this heat accumulation pipe
The phase-change material body of heat energy.Wherein, hot-water line is arranged on water heater, and the hot water in water heater just flows out from hot-water line.Water
Tap (or water valve etc.) is the flow path end of the water in hot-water line, after flowing out from hot-water line through the hot water of heating,
Finally can flow out at faucet, user can use hot water at faucet.Heat accumulation pipe be arranged on hot-water line and faucet it
Between, if hot water thinks that outflow must first pass through heat accumulation pipe.
It is essential that be provided with phase-change material body in heat accumulation pipe, the structure that mainly comprises of this phase-change material body is phase transformation
Heat-storing material, it is possible to (when reaching phase transition temperature) produces phase transformation (such as solid-liquid phase change) when variations in temperature to certain interval,
And during phase transformation, carry out storage or the release of heat.So, when people are initially opened faucet use hot water, cold
Water flows out after heating first from hot-water line, passage in transit heat accumulation pipe, then flows out from faucet.In the process, heat
Phase-change material body in heat accumulation pipe will be heated by water.Now phase-change material body absorbs rapidly heat and gradually heats up, when certainly
Body temperature is increased to during phase transition temperature produce thing phase change, such as becomes liquid from solid-state, and this process is phase-change material body
Thermal energy storage process.Afterwards, when people stop using hot water, faucet is i.e. closed, the most heated but not yet flow out
Hot water is just accumulated between the water inlet of faucet and the outlet of hot-water line, i.e. in heat accumulation pipe.As time go on, heat accumulation pipe
Interior this part " accumulation water " gradually turns cold, and temperature is gradually lowered, and the temperature working as " accumulation water " is reduced to certain temperature range
Time, i.e. there is reverse transformation, such as become solid-state from liquid in phase-change material body.In the process, phase-change material body is gradually by its institute
The heat stored discharges, and heats for " accumulation water " so that it is temperature is increased to a certain degree.
So, when being again turned on faucet after people's certain interval of time, flow out immediately is also the heat that temperature is higher
Water, treating that this part hot water makes to be finished is the fresh hot water through water heater heating afterwards.Therefore, provided by the utility model auxiliary
Help accumulation of heat mechanism, it is possible to make water heater ensure lasting hot water supply, improve user's experience of water heater.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawing can be obtained according to the accompanying drawing provided.
Fig. 1 is the overall structure schematic diagram of a kind of detailed description of the invention provided by the utility model；
Fig. 2 is the concrete structure schematic diagram of the water heater shown in Fig. 1.
Wherein, in Fig. 1 Fig. 2:
Hot-water line 1, faucet 2, heat accumulation pipe 3, phase-change material body 4, phase variodenser 5, casing 6, heat exchange
Pipe 7, heat-conducting medium 8, volume of phase-change material 9, heater 10, liquid-tight sealing 11.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Refer to the overall structure schematic diagram that Fig. 1, Fig. 1 are a kind of detailed description of the invention provided by the utility model.
In a kind of detailed description of the invention provided by the utility model, the auxiliary regenerator mechanism of water heater mainly includes storing
Heat pipe 3, this heat accumulation pipe 3 connects between the outlet and the entrance of faucet 2 of hot-water line 1.
Wherein, hot-water line 1 is arranged on water heater, and the hot water in water heater just flows out from hot-water line 1.Faucet 2 (or
Water valve etc.) it is the flow path end of water in hot-water line 1, after flowing out from hot-water line 1 through the hot water of heating, finally may be used
Flowing out at faucet 2, user can use hot water at faucet 2.
Heat accumulation pipe 3 is arranged between hot-water line 1 and faucet 2, if hot water thinks that outflow must first pass through heat accumulation pipe 3.Phase transformation
Material bodies 4 is arranged in heat accumulation pipe 3, and the structure that mainly comprises of this phase-change material body 4 is phase change heat storage material, it is possible to become in temperature
Change and produce phase transformation (such as solid-liquid phase change) to (when reaching phase transition temperature) during certain interval, and enter during phase transformation
The storage of row heat or release.
The most preferably, this phase-change material body 4 can be paraffin.So, when paraffin is solid-state, flowing in heat accumulation pipe 3
It is heated by hot water, and paraffin absorbs heat, and reaches phase transition temperature when temperature is increased to certain value, generally 54 DEG C left sides
Right etc., now paraffin begins to undergo phase transition, and is gradually varied to liquid from solid-state；In the process, paraffin constant absorption heat,
But self is still in temperature constant state.After solid paraffin completes to become liquid paraffin mutually, phase transition process terminates, in the process
Paraffin absorbs substantial amounts of heat energy and is stored.And when the hot water in heat accumulation pipe 3 gradually cools down, when temperature is gradually lowered, work as fall
Low to a certain extent and when reaching phase transition temperature, produce reverse transformation, gradually become solid-state from liquid.In the process, liquid stone
Wax will produce heat exchange with the hot water gradually cooled down, and the heat constantly stored discharges, for the most cooled in heat accumulation pipe 3
Water heats.Furthermore, it is contemplated that the application that water heater is in life, typically can be selected for phase transition temperature is between 20 DEG C～80 DEG C
Phase-change material, such as paraffin, fatty acid or each salt of water of crystallization, fuse salt etc..
So, when people be initially opened faucet 2 use hot water time, cold water through heating after first from hot-water line 1 flow
Go out, passage in transit heat accumulation pipe 3, then flow out from faucet 2.In the process, hot water is by the phase-change material body in heat accumulation pipe 3
4 heat.Now phase-change material body 4 absorbs rapidly heat and gradually heats up, when own temperature is increased to phase transition temperature
Producing thing phase change, such as become liquid from solid-state, this process is the thermal energy storage process of phase-change material body 4.Afterwards, stop as people
When only using hot water, faucet 2 is i.e. closed, and hot water that is the most heated but that not yet flow out just is accumulated in entering of faucet 2
Between the outlet of the mouth of a river and hot-water line 1, i.e. in heat accumulation pipe 3.As time go on, this part in heat accumulation pipe 3 " accumulation water "
Gradually turning cold, temperature is gradually lowered, and when the temperature working as " accumulation water " is reduced to certain temperature range, phase-change material body i.e. occurs
Reverse transformation, such as becomes solid-state from liquid.In the process, the heat that it is stored is gradually discharged by phase-change material body 4, for
" accumulation water " heats so that it is temperature is increased to a certain degree.
Therefore, when being again turned on faucet 2 after people's certain interval of time, flow out immediately is also the heat that temperature is higher
Water, treating that this part hot water makes to be finished is the fresh hot water through water heater heating afterwards.In sum, this utility model is provided
Auxiliary regenerator mechanism, it is possible to make water heater ensure lasting hot water supply, improve user's experience of water heater.
It should be noted that, the faucet 2 in this utility model refers to all and uses water terminal, remaining such as gondola water faucet, shower nozzle
Etc. also belonging in protection domain of the present utility model.
In addition, it is contemplated that the thing phase change of conventional phase-change material body 4 is usually mushy stage change, therefore to avoid
The phase-change material body 4 of liquid runs off along with hot water, evaporates or reveal, and the present embodiment is provided with phase variodenser 5 in heat accumulation pipe 3.
This phase variodenser 5 is mainly used in containing and sealing phase-change material body 4, so that the thing phase change of phase-change material body 4 is all in phase
Carry out in variodenser 5, it is to avoid loss when being in a liquid state.The most preferably, phase variodenser 5 can be set to spiral winding and become spring
Shape, and the two ends of spring end walls with heat accumulation pipe 3 respectively abuts.Being arranged such, phase variodenser 5 greatly make use of storage
The inner space of heat pipe 3, it is possible to accommodate more substantial phase-change material body 4, thus store or discharge more heat.
This utility model also provides for a kind of water heater, the hot-water line 1 mainly include casing 6, being arranged on casing 6 and with heat
The auxiliary regenerator mechanism of water pipe 1 connection, wherein, this auxiliary regenerator mechanism is identical with foregoing, and here is omitted.
As in figure 2 it is shown, the concrete structure schematic diagram that Fig. 2 is the water heater shown in Fig. 1.
About in a kind of preferred implementation of water heater, this water heater also includes heat exchanger tube 7, heat-conducting medium 8, phase transformation
Material block 9 and heater 10.
Heat exchanger tube 7 is arranged on casing 6, the one end of this heat exchanger tube 7 sidewall from casing 6 enters, extends to casing 6
Inside, the other end passes from the sidewall of casing 6 again.Cold water flows out from one end of heat exchanger tube 7, again from heat exchanger tube after being heated
The other end of 7 flows out.And the other end of heat exchanger tube 7 connects with the entrance of hot-water line 1, such hot water i.e. enters from heat exchanger tube 7
In hot-water line 1.In order to increase heat exchanger tube 7 in casing 6 with the heat transfer effect of heat-conducting medium 8, can be by heat exchanger tube 7 at casing 6
The spiral winding distribution of inner stacks ground, improves heat exchange efficiency by significantly extending the time of contact of cold water and heat-conducting medium 8.
Heat-conducting medium 8 contains in casing 6, predominantly the preferable liquid of heat-conductive characteristic, the water that such as specific heat capacity is higher
Or more professional conduction oil etc..Certainly, heat-conducting medium 8 can also be remaining form, such as carbon fiber or Graphene etc. the most all
Can use.
Heater 10 is arranged on casing 6, is mainly used in heating the heat-conducting medium 8 in casing 6, typically can be selected for
The structures such as electrothermal tube, the most only need to be inserted into electrothermal tube in casing 6, can be that heat conduction is situated between by electrothermal method after switching on power
Matter heats.Certainly, heater 10 can also be the form such as fuel gas buring or solar panel.It addition, when heat-conducting medium 8 is water
Time, it can be same substance with the use water in heat exchanger tube 7, and now heater 10 can save directly to using water to heat
Conduction of heat step in the middle of having gone, i.e. uses water to act as the role of heat-conducting medium 8.
Volume of phase-change material 9 is arranged in casing 6, and is immersed in heat-conducting medium 8, its composition structurally and functionally uniformly with
Phase-change material body 4 is identical, and here is omitted.
It is arranged such that storage and the release action to energy in phase transition process of the available volume of phase-change material 9 so that when
Hot water in water heater reduces and time cold water increases, is discharged by the energy stored as using water heating, greatly in volume of phase-change material 9
Width extends the lasting use time of hot water, meets the demand of many people bathing.
Furthermore, it is contemplated that heat-conducting medium 8 generally liquid, and it is directly heated by heater 10, close in order to take into account
Envelope property and safety, the position that the present embodiment is connected with heat exchanger tube 7 and heater 10 on the inwall of casing 6 is provided with liquid
Sealant 11.Concrete, this liquid-tight sealing 11 can be composite polyurethane layer, strengthened water proof adhesive etc..
Moreover, in order to improve the capacity usage ratio to heater 10 further, the present embodiment is also on the surface of casing 6
Cover one layer of heat preservation layer, such as polystyrene foam plastics layer, phenol formaldehyde foam layer etc..
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this practicality new
Type.Multiple amendment to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. the auxiliary regenerator mechanism of a water heater, it is characterised in that include being communicated in the outlet of the hot-water line (1) of water heater with
Heat accumulation pipe (3) between the entrance of faucet (2), is provided with in described heat accumulation pipe (3) for producing phase transformation according to water temperature change
And store or the phase-change material body (4) of release heat energy.
Auxiliary regenerator mechanism the most according to claim 1, it is characterised in that the phase transition temperature of described phase-change material body (4)
It it is 20 DEG C～80 DEG C.
Auxiliary regenerator mechanism the most according to claim 2, it is characterised in that described phase-change material body (4) is paraffin.
4. according to the auxiliary regenerator mechanism described in any one of claim 1-3, it is characterised in that described heat accumulation pipe also sets in (3)
It is equipped with the phase variodenser (5) for containing and seal described phase-change material body (4).
Auxiliary regenerator mechanism the most according to claim 4, it is characterised in that described phase variodenser (5) spiral winding becomes bullet
In spring shape is arranged at described heat accumulation pipe (3), and the two ends of described phase variodenser (5) respectively with the end walls of described heat accumulation pipe (3)
Abut.
6. a water heater, the hot-water line (1) including casing (6), being arranged on described casing (6) and with described hot-water line (1)
The auxiliary regenerator mechanism of connection, it is characterised in that described auxiliary regenerator mechanism is that the auxiliary described in any one of claim 1-5 stores
Heat engine structure.
Water heater the most according to claim 6, it is characterised in that also include the heat exchanger tube being arranged in described casing (6)
(7), the heat-conducting medium (8) that contains in described casing (6), the volume of phase-change material (9) be immersed in described heat-conducting medium (8),
And be arranged in described casing (6), for the heater (10) that described heat-conducting medium (8) is heated；Described heat exchanger tube
(7) one end is cooling water inlet, and the other end connects with the entrance of described hot-water line (1).
Water heater the most according to claim 7, it is characterised in that described heat-conducting medium (8) is water or conduction oil.
Water heater the most according to claim 8, it is characterised in that described heater (10) is electrothermal tube.
10. according to the water heater described in any one of claim 6-9, it is characterised in that with described on the inwall of described casing (6)
The position that the sidewall of hot-water line (1) contacts is provided with liquid-tight sealing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620630518.8U CN205717917U (en) | 2016-06-23 | 2016-06-23 | A kind of water heater and auxiliary regenerator mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620630518.8U CN205717917U (en) | 2016-06-23 | 2016-06-23 | A kind of water heater and auxiliary regenerator mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205717917U true CN205717917U (en) | 2016-11-23 |
Family
ID=57315968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620630518.8U Expired - Fee Related CN205717917U (en) | 2016-06-23 | 2016-06-23 | A kind of water heater and auxiliary regenerator mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205717917U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160387A (en) * | 2019-06-26 | 2019-08-23 | 格力电器（合肥）有限公司 | Heat accumulator capable of accumulating and releasing heat and air conditioner |
| CN111720995A (en) * | 2017-02-28 | 2020-09-29 | 美的集团股份有限公司 | Water heater |
| CN115813207A (en) * | 2022-09-08 | 2023-03-21 | 安徽小鸣智能科技发展有限公司 | Water drinking equipment with scale cleaning function and cleaning method thereof |
-
2016
- 2016-06-23 CN CN201620630518.8U patent/CN205717917U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720995A (en) * | 2017-02-28 | 2020-09-29 | 美的集团股份有限公司 | Water heater |
| CN111720995B (en) * | 2017-02-28 | 2021-11-09 | 美的集团股份有限公司 | Water heater |
| CN110160387A (en) * | 2019-06-26 | 2019-08-23 | 格力电器（合肥）有限公司 | Heat accumulator capable of accumulating and releasing heat and air conditioner |
| CN115813207A (en) * | 2022-09-08 | 2023-03-21 | 安徽小鸣智能科技发展有限公司 | Water drinking equipment with scale cleaning function and cleaning method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2599697C1 (en) | Complementary heat energy system using solar energy and biomass | |
| CN105222400B (en) | A kind of air source heat pump heating and cooling system using phase-changing energy-storing | |
| CN205717917U (en) | A kind of water heater and auxiliary regenerator mechanism thereof | |
| CN205717919U (en) | Phase-change heat-storage water heater | |
| US20110083827A1 (en) | Cooling system with integral thermal energy storage | |
| CN102967049A (en) | Phase change electric heating energy storage device | |
| CN201407783Y (en) | Hot water tank of phase change energy storage condenser | |
| CN202133148U (en) | Efficient phase-change energy storage equipment and solar thermal system integrated device | |
| CN103123193A (en) | Defrosting device for closed type heat source tower | |
| CN102410768A (en) | Phase change heat accumulator used for defrosting heat pump water heater | |
| CN108019983A (en) | New type solar energy list tank phase-change heat storage absorption heat pump | |
| CN207797836U (en) | A kind of energy storage equipment | |
| CN108019973A (en) | A kind of New-type phase change accumulation of heat refrigerating and heat-supplying system | |
| CN207501239U (en) | Storage heating integrated apparatus | |
| CN102080880B (en) | Solar heat supply refrigerating system | |
| CN106016786B (en) | Water tank free solar phase-change heat accumulation water heater | |
| CN207778863U (en) | New type solar energy list tank phase-change heat storage absorption heat pump | |
| CN101149190A (en) | Vacuum tube direct-insertion type solar hot water system | |
| CN202254366U (en) | Solar energy and air energy double-energy-saving central water heater | |
| CN109181652A (en) | Purposes of the tetradecy lamine as phase-changing energy storage material | |
| CN111156696B (en) | Solar instant heating heat pump water heater | |
| CN209246758U (en) | A kind of absorption energy storage equipment of big concentration difference based on active crystallization technique | |
| CN208635260U (en) | Fresh air preheating device | |
| CN204006524U (en) | Phase-transition heat-storage part Heat recovery air conditioner | |
| CN204006448U (en) | The full Air Conditioning System with Heat of phase-transition heat-storage |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20180623 |