CN104275263A - Half-closed variable-air-speed unfolding wing type powder spraying chamber - Google Patents
Half-closed variable-air-speed unfolding wing type powder spraying chamber Download PDFInfo
- Publication number
- CN104275263A CN104275263A CN201410385160.2A CN201410385160A CN104275263A CN 104275263 A CN104275263 A CN 104275263A CN 201410385160 A CN201410385160 A CN 201410385160A CN 104275263 A CN104275263 A CN 104275263A
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- CN
- China
- Prior art keywords
- powder
- lateral plate
- plate component
- cleaning
- negative pressure
- 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.)
- Granted
Links
- 239000000843 powder Substances 0.000 title claims abstract description 104
- 238000005507 spraying Methods 0.000 title claims abstract description 60
- 238000004140 cleaning Methods 0.000 claims abstract description 67
- 238000001179 sorption measurement Methods 0.000 claims abstract description 29
- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/48—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths specially adapted for particulate material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/40—Construction elements specially adapted therefor, e.g. floors, walls or ceilings
Landscapes
- Nozzles (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses a half-closed variable-air-speed unfolding wing type powder spraying chamber. According to the powder spraying chamber, side plate assemblies are made into a form capable of realizing relative movement, and the side plate assemblies can realize the relative position change according to the system function requirements. In a spray coating work state, the side plate assemblies can be relatively unfolded for forming a certain initial angle for forming a semi-closed spray coating region, and a negative pressure region of a negative pressure powder adsorption device is uniformly dispersed to the semi-closed spray coating region in a fan shape for forming a uniform low-speed airflow flow passage, so that powder in the spray coating region cannot outwards overflow; in a color change cleaning state, through an external auxiliary position changing mechanism, the relative positions of the side plate assemblies are changed, the original half-closed spray coating region is merged and contracted into a seam, the airflow flow passage is formed, the negative power adsorption device is arranged at one side of the seam, and a negative pressure sucking opening is connected with the seam, so that the powder attached to the inner surfaces of the side plate assemblies is positioned in the high-speed airflow flow passage, and the powder positioned on the side plate assemblies can be conveniently cleaned.
Description
Technical field
The present invention relates to that one partly encloses, variable wind speed unfolding wing type powder spraying chamber.
Background technology
If at colour changing cleaning side plate powder, vertical powder spraying chamber accomplishes that automation, efficient, low cost, environmental protection are global technical barriers, specifically can see following introduction;
The side plate of existing vertical powder spraying chamber generally adopts disposable form of film or PU belt form; Wherein the side plate of disposable form of film does not need when colour changing to clear up side plate, the film that only need more renew, but adopt the powder spraying chamber film consumption of this type structure very big, a large amount of films run out of can cause larger infringement to environment, and rear current cost is very high simultaneously; There is following defect, the easy sideslip of belt due to structural reason in the side plate of PU belt form, accelerate belt wearing and tearing, the belt replacing cycle is short, and increase later maintenance cost, structure is comparatively heavy, and front production cost for the period is higher, and powder cleaning is unclean.
Existing vertical powder spraying chamber is with high costs when colour changing cleaning powder as can be seen from above, otherwise cleaning is clean, can not accomplish automation, efficient, low cost, environmental protection simultaneously; For this reason, applicant changes thinking, sets about from powder spraying chamber basic structure, provide a kind of be convenient to clear up can folding side plate powder spraying chamber; Utilize simultaneously and adopt the vertical powder spraying chamber of this structure can to transform traditional common powder spraying chamber, make the cleaning work of traditional common powder spraying chamber also become simple.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides that one partly encloses, variable wind speed unfolding wing type powder spraying chamber.
The technical solution adopted for the present invention to solve the technical problems is:
One partly encloses, variable wind speed unfolding wing type powder spraying chamber, and comprise frame, lateral plate component and the negative pressure powder adsorption device of at least one, described lateral plate component can change its relative position according to system function requirement; During spray coating operations state, described lateral plate component launches certain initial angle and is formed partly to enclose spraying area relatively, the negative pressure region uniform fan of negative pressure powder adsorption device is diffused into and partly encloses spraying area, formed evenly, low speed flow runner, make the powder of spraying area can not be excessive; During colour changing cleaning state, described lateral plate component is by the position modified gear of external auxiliary, change the relative position of lateral plate component, closing up, shrinking the former spraying area that partly encloses is a gap, form airflow path at a high speed, described negative pressure powder adsorption device is arranged on the side in this gap, and the negative-pressure ward mouth of negative pressure powder adsorption device is connected with gap, the powder that lateral plate component inner surface is adhered to is in high velocity air runner, is convenient to the cleaning of powder on lateral plate component.
Described lateral plate component is configured with two groups, and in this biside plate assembly, any one is for being fixedly installed, and another is rotatable displacement; Or biside plate assembly is all rotatable displacement.
Described negative pressure powder adsorption Plant arrangement two, described lateral plate component is configured with three groups, three groups of lateral plate components form an inverted U-shaped region, two negative pressure powder adsorption devices, be arranged in two angle positions in the U-shaped region partly enclosing spraying area, wherein the lateral plate component c of this U-shaped sections bottom is fixing, and the lateral plate component of these both sides, U-shaped region is rotatable displacement.
Also comprise the cleaning plant manually or automatically that can be used for clearing up lateral plate component, this cleaning plant can be cleared up the powder on the lateral plate component inner surface of both sides, gap.
Described cleaning plant comprises at least a set of cleaning mechanism coordinated with lateral plate component and the drive unit driving cleaning mechanism movement, and this drive unit can drive in the gap between cleaning mechanism approaching side board component, the powder of cleaning lateral plate component inner surface attachment.
Described cleaning mechanism is a Gas injection cleaning plant, and this device, through lateral plate component inner surface, can utilize high velocity air pulverized powder, the powder that lateral plate component inner surface adheres to can be blown off and is pumped to Powder Recovery unit by negative pressure powder adsorption device.
Described cleaning plant can be cleaning cloth wheel, hairbrush, cloth brush or scraper plate, or any combination of this several cleaning plant.
Also comprise some flashboard assemblies that can open or close air intake gap, this flashboard assembly is arranged on the air inlet side in gap, and flashboard assembly can independent or multiple staggered opening or closing, to reduce the area of air intake, use the wind speed improving local air intake runner in gap, realized the self-cleaning function of lateral plate component inner surface by high wind speed, flashboard assembly can be rigidity flashboard structure, also can be flexible flashboard structure.
Described lateral plate component may be configured with vibrating device, when opening vibration, the easy cleaned device of the powder on lateral plate component can be made to remove or self falling.
Described lateral plate component can be made up of the rigid such as metal, plastics, also can be made up of the flexible material such as rubber, film.
The invention has the beneficial effects as follows: the form of the present invention by being arranged to can be movable relatively by lateral plate component adopting said structure, lateral plate component can change its relative position according to system function requirement, during spray coating operations state, lateral plate component launches certain initial angle and is formed partly to enclose spraying area relatively, the negative pressure region uniform fan of negative pressure powder adsorption device is diffused into and partly encloses spraying area, formed evenly, low speed flow runner, make the powder of spraying area can not be excessive, during colour changing cleaning state, described lateral plate component is by the position modified gear of external auxiliary, change the relative position of lateral plate component, close up, shrinking the former spraying area that partly encloses is a gap, form airflow path at a high speed, described negative pressure powder adsorption device is arranged on the side in this gap, the negative-pressure ward mouth of negative pressure powder adsorption device is connected with gap, the powder that lateral plate component inner surface is adhered to is in high velocity air runner, be convenient to the cleaning of powder on lateral plate component, compare existing vertical powder spraying chamber cleaning efficiency high, powder spraying chamber low cost of manufacture, later maintenance expense is few, powder can not be caused during cleaning excessive, energy-conserving and environment-protective.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Top view when Fig. 1 is the present invention's first specific embodiment work;
Top view when Fig. 2 is Fig. 1 embodiment of the present invention cleaning colour changing;
Top view when Fig. 3 is the present invention's second specific embodiment work;
Top view when Fig. 4 is Fig. 3 embodiment of the present invention cleaning colour changing.
Detailed description of the invention
With reference to Fig. 1, Fig. 2, Fig. 1, Fig. 2 are the structural representations of the present invention's first specific embodiment, as shown in the figure, one partly encloses, variable wind speed unfolding wing type powder spraying chamber, comprise lateral plate component 2a, 2b and the negative pressure powder adsorption device 4 of frame 1, two groups, described lateral plate component can change its relative position according to system function requirement, during spray coating operations state, described lateral plate component launches certain initial angle and is formed partly to enclose spraying area 5a relatively, the negative pressure region uniform fan of negative pressure powder adsorption device 4 is diffused into and partly encloses spraying area 5a, formed evenly, low speed flow runner, make the powder of spraying area can not be excessive, during colour changing cleaning state, described lateral plate component is by the position modified gear of external auxiliary, change the relative position of lateral plate component, close up, shrinking the former spraying area 5a that partly encloses is a gap 5b, form airflow path at a high speed, described negative pressure powder adsorption device 4 is arranged on the side of this gap 5b, the negative-pressure ward mouth 3 of negative pressure powder adsorption device 4 is connected with gap 5b, the powder that lateral plate component inner surface is adhered to is in high velocity air runner, be convenient to the cleaning of powder on lateral plate component, compare existing vertical powder spraying chamber cleaning efficiency high, powder spraying chamber low cost of manufacture, later maintenance expense is few, powder can not be caused during cleaning excessive, energy-conserving and environment-protective.
Described lateral plate component is configured with two groups, this biside plate assembly 2a, 2b any one for being fixedly installed, another is rotatable displacement; Or biside plate assembly 2a, 2b are rotatable displacement, in the present embodiment one end of this lateral plate component by indexing mechanism as linkwork, Hinge mechanism are arranged in frame 1 and realize rotatable displacement.
Also comprise the cleaning plant manually or automatically that can be used for clearing up lateral plate component 2a, 2b, this cleaning plant can be cleared up the powder on the lateral plate component inner surface of 5b both sides, gap, described cleaning plant comprises at least a set of cleaning mechanism coordinated with lateral plate component 2a, 2b and the drive unit driving cleaning mechanism movement, this drive unit can drive in the gap 5b between cleaning mechanism approaching side board component 2a, 2b, the powder of cleaning lateral plate component 2a, 2b inner surface attachment.
In the present embodiment, this cleaning mechanism is a Gas injection cleaning plant, this device is through lateral plate component 2a, 2b inner surface, high velocity air pulverized powder can be utilized, the powder that lateral plate component 2a, 2b inner surface adheres to can be blown off and is pumped to Powder Recovery unit by negative pressure powder adsorption device 4, ensureing powder cleaning efficiency and effect.
Cleaning plant also can adopt other detailed description of the invention, as as described in cleaning mechanism also can be cloth wheel, hairbrush, cloth brush, scraper plate etc., or any combination of this several cleaning plant, this cleaning plant is when lateral plate component surface, can scrape or wipe the powder of lateral plate component surface attachment, and siphoned away by negative pressure powder adsorption device 4, ensure powder cleaning efficiency and effect.
The present invention also comprises some flashboard assemblies that can open or close air intake gap, this flashboard assembly is arranged on the air inlet side of gap 5b, and flashboard assembly can independent or multiple staggered opening or closing, to reduce the area of air intake, use the wind speed improving local air intake runner in the 5b of gap, realized the self-cleaning function of lateral plate component 2a, 2b inner surface by high wind speed, this flashboard assembly is not limited to rigidity flashboard structure, also can be flexible flashboard structure.
In order to strengthen powder of the present invention cleaning ability further, the present invention also comprises a vibrating device, this vibrating device is arranged on lateral plate component 2a, 2b, when colour changing cleaning powder, open vibration, the easy cleaned device of the powder on lateral plate component can be made to remove or self falling, and then taken away by negative pressure powder adsorption device 4, the efficiency of cleaning powder can be improved.
With reference to Fig. 3, Fig. 4, Fig. 3, Fig. 4 is the structural representation of the present invention's second specific embodiment, as shown in the figure, described negative pressure powder adsorption Plant arrangement two, described lateral plate component is configured with three groups, three groups of lateral plate components form an inverted U-shaped region, two negative pressure powder adsorption device 4a, 4b is arranged in two interior corner locations in the U-shaped region partly enclosing spraying area 5a, wherein the lateral plate component 2c of this U-shaped sections bottom is fixing, lateral plate component 2a and 2b of these both sides, U-shaped region is rotatable displacement, during colour changing, lateral plate component 2a and 2b turns to and forms gap 5b1 with lateral plate component 2c, 5b2, described negative pressure powder adsorption device 4a, the negative-pressure ward mouth 3a of 4b, 3b respectively with gap 5b1, 5b2 is connected, the cleaning to inverted U powder spraying chamber lateral plate component can be realized, certainly, also configurable and cleaning plant that above-mentioned first specific embodiment is similar in the present embodiment, flashboard assembly, vibrating device, do not describe in detail one by one at this.
In the present invention, described lateral plate component can be made up of the rigid such as metal, plastics, also can be made up of the flexible material such as rubber, film.
Above better enforcement of the present invention is illustrated; certainly; the present invention can also adopt form different from the embodiment described above; the equivalent conversion that those of ordinary skill in the art do under the prerequisite without prejudice to spirit of the present invention or change accordingly, all should belong in protection scope of the present invention.
Claims (10)
1. half to enclose, a variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: comprise frame (1), lateral plate component and the negative pressure powder adsorption device (4) of at least one, described lateral plate component can change its relative position according to system function requirement; During spray coating operations state, described lateral plate component launches certain initial angle and is formed partly to enclose spraying area (5a) relatively, the negative pressure region uniform fan of negative pressure powder adsorption device (4) is diffused into and partly encloses spraying area (5a), formed evenly, low speed flow runner, make the powder of spraying area can not be excessive; During colour changing cleaning state, described lateral plate component is by the position modified gear of external auxiliary, change the relative position of lateral plate component, closing up, shrinking the former spraying area (5a) that partly encloses is a gap (5b), form airflow path at a high speed, described negative pressure powder adsorption device (4) is arranged on the side of this gap (5b), the negative-pressure ward mouth (3) of negative pressure powder adsorption device (4) is connected with gap (5b), the powder that lateral plate component inner surface is adhered to is in high velocity air runner, is convenient to the cleaning of powder on lateral plate component.
2. one according to claim 1 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described lateral plate component is configured with two groups, this biside plate assembly (2a), (2b) any one for being fixedly installed, another is rotatable displacement; Or biside plate assembly (2a), (2b) are rotatable displacement.
3. one according to claim 1 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described negative pressure powder adsorption Plant arrangement two, described lateral plate component is configured with three groups, three groups of lateral plate components form an inverted U-shaped region, two negative pressure powder adsorption devices (4a), (4b) are arranged in two angle positions in the U-shaped region partly enclosing spraying area (5a), wherein the lateral plate component (2c) of this U-shaped sections bottom is fixing, and the lateral plate component (2a) of these both sides, U-shaped region and (2b) are rotatable displacement.
4. the one according to claim 1 or 2 or 3 partly encloses, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: also comprise the cleaning plant manually or automatically that can be used for clearing up lateral plate component (2a), (2b), (2c), this cleaning plant can be cleared up the powder on the lateral plate component inner surface of both sides, gap.
5. one according to claim 4 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described cleaning plant comprises at least a set of cleaning mechanism coordinated with lateral plate component and the drive unit driving cleaning mechanism movement, this drive unit can drive in the gap between cleaning mechanism approaching side board component, the powder of cleaning lateral plate component inner surface attachment.
6. one according to claim 5 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described cleaning mechanism is a Gas injection cleaning plant, this device is through lateral plate component inner surface, high velocity air pulverized powder can be utilized, the powder that lateral plate component inner surface adheres to can be blown off and is pumped to Powder Recovery unit by negative pressure powder adsorption device.
7. one according to claim 5 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described cleaning plant can be cleaning cloth wheel, hairbrush, cloth brush or scraper plate, or any combination of this several cleaning plant.
8. one according to claim 1 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: also comprise some flashboard assemblies that can open or close air intake gap, this flashboard assembly is arranged on the air inlet side in gap, and flashboard assembly can independent or multiple staggered opening or closing, to reduce the area of air intake, use the wind speed improving local air intake runner in gap, the self-cleaning function of lateral plate component inner surface is realized by high wind speed, flashboard assembly can be rigidity flashboard structure, also can be flexible flashboard structure.
9. one according to claim 1 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described lateral plate component may be configured with vibrating device, when opening vibration, the easy cleaned device of the powder on lateral plate component can be made to remove or self falling.
10. one according to claim 1 partly enclose, variable wind speed unfolding wing type powder spraying chamber, it is characterized in that: described lateral plate component can be made up of the rigid such as metal, plastics, also can be made up of the flexible material such as rubber, film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410385160.2A CN104275263B (en) | 2014-08-06 | 2014-08-06 | Half-closed variable-air-speed unfolding wing type powder spraying chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410385160.2A CN104275263B (en) | 2014-08-06 | 2014-08-06 | Half-closed variable-air-speed unfolding wing type powder spraying chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104275263A true CN104275263A (en) | 2015-01-14 |
| CN104275263B CN104275263B (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410385160.2A Expired - Fee Related CN104275263B (en) | 2014-08-06 | 2014-08-06 | Half-closed variable-air-speed unfolding wing type powder spraying chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104275263B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080772A (en) * | 2015-08-27 | 2015-11-25 | 余充沛 | Vertical powder spraying room cleaning device |
| CN106563622A (en) * | 2016-10-20 | 2017-04-19 | 佛山市安邦得机械设备有限公司 | Multi-track powder spraying method and device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4413584A (en) * | 1978-04-19 | 1983-11-08 | A.J.P. Scientific, Inc. | Biological slide staining apparatus |
| EP0321693A2 (en) * | 1987-12-23 | 1989-06-28 | Präzisions-Werkzeuge AG | Method for reducing ambient influences on the powder coating of objects, and apparatus for powder coating |
| CN101068625A (en) * | 2004-12-09 | 2007-11-07 | Itw吉马股份公司 | Powder coating cabin or substructure therefor |
| CN201586604U (en) * | 2009-12-16 | 2010-09-22 | 裕东（中山）机械工程有限公司 | Cleaning device for cleaning the bottom electrostatic powder spraying chamber |
| CN102553766A (en) * | 2012-02-27 | 2012-07-11 | 裕东（中山）机械工程有限公司 | Electrostatic powder spraying room of powder spraying equipment |
| CN102658251A (en) * | 2012-03-06 | 2012-09-12 | 山东迈赫自动化装备股份有限公司 | Side exhaust Venturi paint spraying chamber |
| CN204052009U (en) * | 2014-08-06 | 2014-12-31 | 裕东（中山）机械工程有限公司 | One partly encloses, variable wind speed unfolding wing type powder spraying chamber |
-
2014
- 2014-08-06 CN CN201410385160.2A patent/CN104275263B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4413584A (en) * | 1978-04-19 | 1983-11-08 | A.J.P. Scientific, Inc. | Biological slide staining apparatus |
| EP0321693A2 (en) * | 1987-12-23 | 1989-06-28 | Präzisions-Werkzeuge AG | Method for reducing ambient influences on the powder coating of objects, and apparatus for powder coating |
| CN101068625A (en) * | 2004-12-09 | 2007-11-07 | Itw吉马股份公司 | Powder coating cabin or substructure therefor |
| CN201586604U (en) * | 2009-12-16 | 2010-09-22 | 裕东（中山）机械工程有限公司 | Cleaning device for cleaning the bottom electrostatic powder spraying chamber |
| CN102553766A (en) * | 2012-02-27 | 2012-07-11 | 裕东（中山）机械工程有限公司 | Electrostatic powder spraying room of powder spraying equipment |
| CN102658251A (en) * | 2012-03-06 | 2012-09-12 | 山东迈赫自动化装备股份有限公司 | Side exhaust Venturi paint spraying chamber |
| CN204052009U (en) * | 2014-08-06 | 2014-12-31 | 裕东（中山）机械工程有限公司 | One partly encloses, variable wind speed unfolding wing type powder spraying chamber |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080772A (en) * | 2015-08-27 | 2015-11-25 | 余充沛 | Vertical powder spraying room cleaning device |
| CN105080772B (en) * | 2015-08-27 | 2017-09-29 | 佛山市涂瑞科技有限公司 | Vertical powder sprays spray room cleaning plant |
| CN106563622A (en) * | 2016-10-20 | 2017-04-19 | 佛山市安邦得机械设备有限公司 | Multi-track powder spraying method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104275263B (en) | 2017-02-08 |
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Granted publication date: 20170208 |