CN104033268A - Liquid piston engine with automatic air supply function - Google Patents
Liquid piston engine with automatic air supply function Download PDFInfo
- Publication number
- CN104033268A CN104033268A CN201410258643.6A CN201410258643A CN104033268A CN 104033268 A CN104033268 A CN 104033268A CN 201410258643 A CN201410258643 A CN 201410258643A CN 104033268 A CN104033268 A CN 104033268A
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- CN
- China
- Prior art keywords
- cold
- cylinder
- liquid level
- liquid piston
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G1/00—Hot gas positive-displacement engine plants
- F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
- F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G1/00—Hot gas positive-displacement engine plants
- F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
- F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
- F02G1/053—Component parts or details
Abstract
The invention discloses a liquid piston engine with an automatic air supply function. The liquid piston engine comprises a cold-air cylinder, a hot-air cylinder, a heater, a heat regenerator, a cooler and a power output pipe. Liquid pistons with the bottoms communicated are arranged in the cold-air cylinder and the hot-air cylinder; the heater, the heat regenerator and the cooler are sequentially connected, the hot-air cylinder is connected with the heater, and the cold-air cylinder is connected with the cooler; an automatic air supply device is arranged on the cold-air cylinder and comprises an air supply component, a driving circuit and a liquid level sensing switch, the air supply component comprises an air pump and an air supply pipeline leading to the cold-air cylinder from the air pump, the driving circuit is used for driving the air pump to supply air to the cold-air cylinder, the liquid level sensing switch is arranged in the cold-air cylinder, the driving circuit is connected when liquid level surpasses the highest lever set in the cold-air cylinder, and the driving circuit is disconnected when the liquid level does not surpass the highest level set in the cold-air cylinder. Operation performance of the liquid piston engine can be guaranteed, and power of the liquid piston engine can be ensured not to be reduced.
Description
Technical field
The present invention relates to motor, especially relevant with a kind of automatic inflating device liquid piston motor.
Background technique
Heat engine, or claim external-combustion engine, be a kind of closed cycle reciprocating piston type heat engine of external combustion, because it was invented by Scottish Stirling in 1816, therefore claim again Stirling engine.Because heat engine has been avoided the quick-fried acting problem of shake of traditional combustion engine, thereby low noise, low pollution and low operating cost have been realized.The power efficiency of heat engine is not affected by altitude, is very suitable for high altitude localities and uses.
Between the hot chamber of heat engine, heater, regenerator, cooler and cold chamber, gas circuit is connected to form gas channel successively, by external heat source, heater is heated, so that the to-and-fro motion dilation between He Re chamber, cold chamber of the gas in gas channel carries out power by driving mechanism and exports to do work.In the past, the piston that heat engine used is solid piston normally.
When heat engine uses solid piston, it has shortcoming easy to wear, that noise is large and sealing is poor, and processing technology is complicated, and cost is high.And the heat engine of use liquid piston, its research is started late.
Because heat engine belongs to a kind of of motor, therefore use the heat engine of liquid piston, also can be called liquid piston motor.
Publication number is CN103321775A (below referred to as document 1), name is called the Chinese invention patent of < < boiler and liquid piston heat engine > > thereof, a kind of liquid piston heat engine is disclosed, if Fig. 1 (is the Fig. 2 in document 1, removed reference character 12 wherein) shown in, it comprises the first cylinder (being hot cylinder) 15, the second cylinder (being cold cylinder) 13, heater 16, regenerator 17 and cooler 11, in the first cylinder 15 and the second cylinder 13, there is the liquid piston being communicated with for bottom, heater 16, regenerator 17 and cooler 11 are connected successively, between regenerator 17 and cooler 11, by bend pipe 18, are connected.The first cylinder 15 is connected with heater 16, and the second cylinder 13 is connected with cooler 11; The first end of the power output tube 19 of this liquid piston heat engine has power delivery outlet, stretch in the first cylinder 15 or be connected in the bottom of the first cylinder 15, with the second end by power output tube 19, outwards export a reciprocal power, for example, by the reciprocal power of the outside output one of valve body 10.
The liquid piston heat engine of document 1, has noise little, and good airproof performance and do not contain easily damaged parts avoids regular maintenance, and processing technology is simple, low cost and other advantages.Make the heat engine of liquid piston by studying, enter into the application stage.
But, the liquid piston heat engine of document 1, when carrying out work, because the few portion gas in heat engine is dissolved in the impact of liquid, or heat engine itself has the impact of trickle gas leakage, in heat engine, can there is gas volume and reduce and the situation of liquid volume increase, although the amount changing seldom, the speed changing is very slow, and the overwhelming majority does not affect the normal work of heat engine.But along with long accumulation, also can make more than liquid level in cold cylinder rises to the highest liquid level of setting, and then can affect stability and the power of heat engine work.
Therefore, for excelsior consideration, need to develop a kind of new heat engine, avoid the generation of the problems referred to above.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide in a kind of cold cylinder more than liquid surface level can not rise to the highest liquid level of setting, guarantee the stability of heat engine work and the automatic inflating device liquid piston motor of power.
To achieve these goals, technological scheme of the present invention is as follows:
An automatic inflating device liquid piston motor, comprises cold cylinder, hot cylinder, heater, regenerator, cooler and power output tube, has the liquid piston that bottom is communicated with in described cold cylinder and hot cylinder; Described heater, regenerator and cooler are connected successively, and described hot cylinder is connected with described heater, and described cold cylinder is connected with described cooler; On described cold cylinder, be also provided with automatic air supply device, described automatic air supply device comprises: tonifying Qi assembly, comprises air pump and from described air pump, pass into the tonifying Qi pipeline of described cold cylinder; Drive circuit, in order to drive described air pump to tonifying Qi in described cold cylinder; And liquid level sense switch, be arranged in described cold cylinder, when the liquid level in described cold cylinder surpass to be set the highest liquid level described in drive circuit conducting, the liquid level in described cold cylinder do not surpass while setting the highest liquid level described in drive circuit disconnect.
Beneficial effect of the present invention is: automatic inflating device liquid piston motor of the present invention, kept that existing liquid piston engine noise is little, good airproof performance, do not contain easily damaged parts, avoid regular maintenance, processing technology is simple, good cooling results and low cost and other advantages.Simultaneously, by automatic air supply device being set on cold air casing wall, can rise to the highest liquid level of setting when above in liquid level, automatic inflating device and liquid level is reduced to below the highest liquid level of setting, thereby ensure the working stability of liquid piston motor, guarantee that the power of liquid piston motor can not reduce.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the liquid piston motor of prior art.
Fig. 2 is that the master of the automatic inflating device liquid piston motor of the embodiment of the present invention looks schematic diagram.
Fig. 3 is the schematic perspective view of the automatic inflating device liquid piston motor of the embodiment of the present invention.
Fig. 4 is the sectional perspective schematic diagram of the automatic inflating device liquid piston motor of the embodiment of the present invention.
Fig. 5 is the schematic perspective view of automatic air supply device of the automatic inflating device liquid piston motor of the embodiment of the present invention.
Another angle schematic perspective view of the automatic air supply device of the automatic inflating device liquid piston motor of Fig. 6 embodiment of the present invention.
The on state schematic diagram of the switch of the automatic inflating device liquid piston motor of Fig. 7 embodiment of the present invention.
The off state schematic diagram of the switch of the automatic inflating device liquid piston motor of Fig. 8 embodiment of the present invention.
Embodiment
In order to make technical problem to be solved by this invention, technological scheme and beneficial effect clearer, below in conjunction with specific embodiment, the present invention is further elaborated.It should be pointed out that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Automatic inflating device liquid piston motor of the present invention, goes for needing the various occasions of reciprocating power, such as power being provided for linear electric generator, providing power etc. for water circulation.
Lower mask body is introduced the automatic inflating device liquid piston motor of the embodiment of the present invention.The automatic inflating device liquid piston motor of the embodiment of the present invention, below the parts that do not make referrals to, all can adopt parts identical in document 1, repeat no more.
As shown in Fig. 2-Fig. 4, the automatic inflating device liquid piston motor of the embodiment of the present invention, mainly comprises the critical pieces such as hot cylinder 15, cold cylinder 13, heater 16, regenerator 17, cooler 11 and power output tube (not shown).Cooler 11 wherein, as shown in Fig. 2-Fig. 4, has respectively water intake 110 and water outlet 111.
As shown in Fig. 2-Fig. 4, in cold cylinder 13 and hot cylinder 15, there is the liquid piston that bottom is communicated with; Heater 16, regenerator 17 and cooler 11 are connected successively, and hot cylinder 15 is connected with heater 16, and cold cylinder 13 is connected with cooler 11.
On cold cylinder 13, be also provided with automatic air supply device, automatic air supply device comprises tonifying Qi assembly, drive circuit and liquid level sense switch, next coming in order introduction.
Tonifying Qi assembly, comprises air pump 41 and tonifying Qi pipeline 42, and tonifying Qi pipeline 42 is passed in cold cylinder 13 through the cold air casing wall 130 of cold cylinder 13 from the output terminal of air pump 41.During air pump 41 work, gas can be pumped in cold cylinder 13 through tonifying Qi pipeline 42, to give cold cylinder 13 tonifying Qi.The material of tonifying Qi pipeline 42 is plastic tube, Stainless Steel Tube, copper pipe or steel pipe.
The effect of drive circuit is to drive air pump 41 to the interior tonifying Qi of cold cylinder 13; Drive circuit comprises motor 31, battery 32 and many wires.Wire 33,34 is connected between liquid level sense switch and battery 32, between liquid level sense switch and motor 31, an other wire (not shown) is connected between battery 32 and motor 31, motor 31 is for driving air pump 41, for the work of air pump 41 provides mechanical energy, and battery 32 provides electric energy for motor 31.As shown in Figure 5, two joint No.5 cell 32 opposite directions are installed, but in the present embodiment, as the battery of power supply, except can be dryelement cell, can also be lithium cell or storage battery.Due to the liquid piston motor of the embodiment of the present invention, it needs the situation of tonifying Qi rare, therefore, does not affect stable operation and the power of liquid piston motor as long as two joint No.5 cells just can enough be used for many years.And for air pump 41, miniature liquid piston engine only need be selected micro air pump, the micro air pump that for example electronic sphygmomanometer is used.
As shown in Figure 5 and Figure 6, as the switch 60 of liquid level sense switch, be arranged in cold cylinder 13, switch 60 comprises buoyancy aid 61, coupling shaft 62, screw section 63 and nut 64.
Wherein, coupling shaft 62 penetrates in cold cylinder 13 outside cold cylinder 13, and coupling shaft 62 is hollow tube, to pass wire 33,34 in official jargon.And buoyancy aid 61 is hinged on coupling shaft 62, buoyancy aid 61 comprises articulated section 611, semicolumn portion 612 and cylindrical portion 613.Buoyancy aid 61 is articulated with coupling shaft 62 by articulated section 611, and the setting of semicolumn portion 612 is for avoiding cylindrical portion 613 and coupling shaft 62 movement interferences after buoyancy aid 61 rises because of liquid buoyancy rotation.Coupling shaft 62 is arranged on the highest liquid level of the setting place of cold cylinder 13, liquid level in cold cylinder 13 rises and surpasses while setting the highest liquid level, buoyancy aid 61 floats with liquid level, rotation rises to the position parallel with coupling shaft 62, as shown in Figure 7, so that liquid level sense switch on state, has namely been connected being electrically connected between wire 33 and wire 34, thereby make above-mentioned drive circuit conducting.Therefore, above-mentioned drive circuit conducting when the liquid level in cold cylinder 13 surpass to be set the highest liquid level, and liquid level in cold cylinder 13 is when decline, buoyancy aid 61 also falls naturally, no longer parallel with coupling shaft 62, as shown in Figure 8, thereby the electrical connection between break line 33 and wire 34, therefore,, when the liquid level in cold cylinder 13 surpass not to be set the highest liquid level, the drive circuit of air pump 41 disconnects.
Screw section 63 is arranged on the end of coupling shaft 62, on screw section 63, there is outside thread, nut 64 is all one-body molded with screw section 63, coupling shaft 62 etc., can on cold air casing wall 130, offer the female tapped hole of tool, by screw section 63, switch 60 is fixed on cold air casing wall 130, between nut 64 and cold air casing wall 130, pad is established rubber sheet gasket, and in the outside of cold air casing wall 130, nut 64 is tightened, and nut 64 compressing rubber pads are to play the seal action to cold cylinder 13.
In addition, for fear of tonifying Qi pipeline 42 and the joint of cold air casing wall 130, leaking gas at ordinary times, on cold air casing wall 130, be provided with solenoid valve 51, one end of tonifying Qi pipeline 42 is connected in the output terminal of air pump 41, the other end of tonifying Qi pipeline 42 is connected in solenoid valve 51, the switching of solenoid valve 51 is synchronizeed and is controlled by liquid level sense switch with air pump 41, is also the break-make that the break-make of above-mentioned drive circuit is synchronized with solenoid valve 51, is also synchronized with the break-make of tonifying Qi pipeline 42.As shown in Figure 5 and Figure 6, solenoid valve 51 is arranged at the top of cold air casing wall 130, is also that supplementary gas enters cold cylinder 13 from the top of cold cylinder 13.
Impact for fear of external environment on air pump 41 and drive circuit, as shown in Figure 3, air pump 41 and described drive circuit are arranged in a mounting box 70, mounting box 70 is fixedly connected on cold air casing wall 130, for the ease of safeguarding air pump 41 and described drive circuit, such as changing battery 32 etc., the dismountable cold air casing wall 130 that is fixedly connected on of mounting box 70.
Automatic inflating device liquid piston motor of the present invention, also can select other switches as liquid level sense switch.
Below, simply introduce the automatic inflating device principle of the automatic inflating device liquid piston motor of the embodiment of the present invention:
During liquid piston engine work, the liquid level in cold cylinder 13 is positioned at below the highest liquid level of setting, and therefore, switch 60 is in the state described in Fig. 8, and at this moment drive circuit disconnects, and air pump 41 can not be worked, and solenoid valve 51 is also in closed condition.
And liquid level in cold cylinder 13 is while rising to the highest liquid level of setting top, show that the liquid in cold cylinder 13 increases, gas reduces, and needs tonifying Qi, at this moment, because the density of buoyancy aid 61 is less than the density of the liquid in cold cylinder 13, therefore buoyancy aid 61 rotations are risen, rise to the state parallel with coupling shaft 62 as shown in Figure 7, connect being electrically connected between wire 33 and wire 34, thereby make drive circuit on state, motor 31 obtains the electric energy of battery 32 and starts working, to air pump 41 output mechanical energies, air pump 41 is started working, to pump gas in tonifying Qi pipeline 42, with the solenoid valve 51 of drive circuit synchronization control also on state, obtain so that the gas in blowdown pipe road 42 enters in cold cylinder 13, thereby the gas in cold cylinder 13 is constantly increased, and the compressed decline of the liquid level of liquid.
Liquid level drops to the highest liquid level of setting when following, and buoyancy aid 61 rotates and drops to the off state shown in Fig. 8 owing to no longer obtaining the buoyant support of liquid.Make the disconnection that is electrically connected between wire 33 and wire 34, stop the work of air pump 41, solenoid valve 51 is also synchronously turn-offed.
So far to be construed as be explanation of the invention to mode of execution as herein described, but not limitation of the present invention.Scope of the present invention is not to be illustrated by above specification, but is limited by the claim of patent, this invention is intended to comprise all corrections that meaning and scope with this patent claim are equal to.
Claims (10)
1. an automatic inflating device liquid piston motor, comprises cold cylinder, hot cylinder, heater, regenerator, cooler and power output tube, has the liquid piston that bottom is communicated with in described cold cylinder and hot cylinder; Described heater, regenerator and cooler are connected successively, and described hot cylinder is connected with described heater, and described cold cylinder is connected with described cooler; It is characterized in that,
On described cold cylinder, be also provided with automatic air supply device, described automatic air supply device comprises:
Tonifying Qi assembly, comprises air pump and from described air pump, passes into the tonifying Qi pipeline of described cold cylinder;
Drive circuit, in order to drive described air pump to tonifying Qi in described cold cylinder; And
Liquid level sense switch, is arranged in described cold cylinder, when the liquid level in described cold cylinder surpass to be set the highest liquid level described in drive circuit conducting, the liquid level in described cold cylinder do not surpass while setting the highest liquid level described in drive circuit disconnect.
2. automatic inflating device liquid piston motor as claimed in claim 1, it is characterized in that, described liquid level sense switch is switch, described switch has coupling shaft and is articulated with the buoyancy aid of described coupling shaft, in described liquid level, rise and surpass described setting during high liquid level, described buoyancy aid rotation rise to the position parallel with described coupling shaft so that described liquid level sense switch on state.
3. automatic inflating device liquid piston motor as claimed in claim 1, is characterized in that, described drive circuit comprises many wires, drive the motor of described air pump and be the power supply of described motor power supply.
4. automatic inflating device liquid piston motor as claimed in claim 2, is characterized in that, is provided with to synchronize the solenoid valve of the described tonifying Qi pipeline of control break-make of break-make with described drive circuit on the cold air casing wall of described cold cylinder.
5. automatic inflating device liquid piston motor as claimed in claim 4, is characterized in that, described solenoid valve is arranged at the top of described cold air casing wall.
6. automatic inflating device liquid piston motor as claimed in claim 1, is characterized in that, described air pump is the micro air pump that electronic sphygmomanometer is used.
7. the automatic inflating device liquid piston motor as described in claim 2 or 6, is characterized in that, described air pump and described drive circuit are arranged in a mounting box, the dismountable cold air casing wall that is fixedly connected on described cold cylinder of described mounting box.
8. automatic inflating device liquid piston motor as claimed in claim 2, is characterized in that, described coupling shaft penetrates described cold cylinder from the cold air casing wall of described cold cylinder, and described connection the tip of the axis is for having externally threaded screw section.
9. the automatic inflating device liquid piston motor as described in claim 4 or 8, is characterized in that, described buoyancy aid comprises articulated section, semicolumn portion and cylindrical portion.
10. automatic inflating device liquid piston motor as claimed in claim 3, is characterized in that, described power supply is dryelement cell, lithium cell or storage battery.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410258643.6A CN104033268B (en) | 2014-06-11 | 2014-06-11 | Automatic inflating device liquid piston motor |
| PCT/CN2015/081201 WO2015188758A1 (en) | 2014-06-11 | 2015-06-10 | Automatic air-refilling liquid piston engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410258643.6A CN104033268B (en) | 2014-06-11 | 2014-06-11 | Automatic inflating device liquid piston motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104033268A true CN104033268A (en) | 2014-09-10 |
| CN104033268B CN104033268B (en) | 2015-10-21 |
Family
ID=51464208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410258643.6A Expired - Fee Related CN104033268B (en) | 2014-06-11 | 2014-06-11 | Automatic inflating device liquid piston motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104033268B (en) |
| WO (1) | WO2015188758A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188758A1 (en) * | 2014-06-11 | 2015-12-17 | 新疆阳光动力能源科技有限公司 | Automatic air-refilling liquid piston engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1114175A (en) * | 1990-07-10 | 1999-01-22 | Carrier Corp | Seal structure for integral type stirling cryo-cooler |
| US20040148932A1 (en) * | 2003-02-05 | 2004-08-05 | Larson Gerald L. | Engine exhaust system pneumatic pump |
| CN101832197A (en) * | 2010-04-22 | 2010-09-15 | 上海齐耀动力技术有限公司 | Automatic working medium air supplement mechanism for normal pressure air thermomotor |
| CN102562356A (en) * | 2012-03-07 | 2012-07-11 | 徐大江 | Outer heat machine |
| CN103321775A (en) * | 2013-06-20 | 2013-09-25 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Boiler and liquid piston thermomotor thereof |
| CN204024851U (en) * | 2014-06-11 | 2014-12-17 | 新疆阳光动力能源科技有限公司 | Automatic inflating device liquid piston motor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61207862A (en) * | 1985-03-13 | 1986-09-16 | Aisin Seiki Co Ltd | Liquid type stirling engine |
| CN103161605A (en) * | 2011-12-09 | 2013-06-19 | 成都首能新能源开发有限公司 | Liquid piston Stirling engine |
| CN104033268B (en) * | 2014-06-11 | 2015-10-21 | 新疆阳光动力能源科技有限公司 | Automatic inflating device liquid piston motor |
-
2014
- 2014-06-11 CN CN201410258643.6A patent/CN104033268B/en not_active Expired - Fee Related
-
2015
- 2015-06-10 WO PCT/CN2015/081201 patent/WO2015188758A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1114175A (en) * | 1990-07-10 | 1999-01-22 | Carrier Corp | Seal structure for integral type stirling cryo-cooler |
| US20040148932A1 (en) * | 2003-02-05 | 2004-08-05 | Larson Gerald L. | Engine exhaust system pneumatic pump |
| CN101832197A (en) * | 2010-04-22 | 2010-09-15 | 上海齐耀动力技术有限公司 | Automatic working medium air supplement mechanism for normal pressure air thermomotor |
| CN102562356A (en) * | 2012-03-07 | 2012-07-11 | 徐大江 | Outer heat machine |
| CN103321775A (en) * | 2013-06-20 | 2013-09-25 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Boiler and liquid piston thermomotor thereof |
| CN204024851U (en) * | 2014-06-11 | 2014-12-17 | 新疆阳光动力能源科技有限公司 | Automatic inflating device liquid piston motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188758A1 (en) * | 2014-06-11 | 2015-12-17 | 新疆阳光动力能源科技有限公司 | Automatic air-refilling liquid piston engine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015188758A1 (en) | 2015-12-17 |
| CN104033268B (en) | 2015-10-21 |
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Granted publication date: 20151021 Termination date: 20200611 |