CN104192526B - Band deviation switch head exhibition belting - Google Patents

Band deviation switch head exhibition belting Download PDF

Info

Publication number
CN104192526B
CN104192526B CN201410419714.6A CN201410419714A CN104192526B CN 104192526 B CN104192526 B CN 104192526B CN 201410419714 A CN201410419714 A CN 201410419714A CN 104192526 B CN104192526 B CN 104192526B
Authority
CN
China
Prior art keywords
deviation switch
exhibition
roller
band
adapter plate
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.)
Active
Application number
CN201410419714.6A
Other languages
Chinese (zh)
Other versions
CN104192526A (en
Inventor
龚欣荣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SICHUAN ZIGONG CONVEYING MACHINE GROUP Co Ltd
Original Assignee
SICHUAN ZIGONG CONVEYING MACHINE GROUP Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SICHUAN ZIGONG CONVEYING MACHINE GROUP Co Ltd filed Critical SICHUAN ZIGONG CONVEYING MACHINE GROUP Co Ltd
Priority to CN201410419714.6A priority Critical patent/CN104192526B/en
Publication of CN104192526A publication Critical patent/CN104192526A/en
Application granted granted Critical
Publication of CN104192526B publication Critical patent/CN104192526B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Rollers For Roller Conveyors For Transfer (AREA)
  • Control Of Conveyors (AREA)

Abstract

The invention discloses a kind of band deviation switch head exhibition belting, comprise vertical rod, horizontal door beam, exhibition band roller seat, exhibition band roller, deviation switch adapter plate, deviation switch and block roller, the door end of beam is connected with the upper end of vertical rod, and door beam can move up and down adjustment height in this junction; The upper end of exhibition band roller seat is connected with door beam, and exhibition band roller seat can regulate right position by transverse shifting in this junction, and exhibition band roller is located at the lower end of exhibition band roller seat; The upper end of deviation switch adapter plate is connected with door beam, and deviation switch adapter plate can regulate right position by transverse shifting in this junction; Block roller is connected with the lower end of deviation switch adapter plate, and block roller can regulate right position by transverse shifting in this junction; Deviation switch is located in block roller, and block roller can rotate centered by deviation switch.Realize launching by force tubular conveyor belt by the present invention, according to the size of running deviation value, cause deviation switch and send warning and shut down twice signal, prevent serious accident from occurring.

Description

Band deviation switch head exhibition belting
Technical field
The present invention relates to a kind of band deviation switch head exhibition belting, particularly relate to a kind of band deviation switch head exhibition belting being applicable to pipe conveyer, it belongs to pipe conveyer technical field.
Background technology
Belt conveyer is important transmitting bulk material equipment, is applicable to conveying powdered, that granule is block material, as ore, coal, rubble, sand, cement, chemical fertilizer and grain etc., is widely used in the industries such as metallurgy, mine, harbour, coal electricity, cement, chemical industry.
Traditional pipe conveyer head spread, usually after tubular conveyor belt becomes 45 ° of grooveds, arranges belt hold roller group, is launched by force by load-transfer device, and arrange deviation switch near head in both sides, when reporting to the police after belt deflection or stopping immediately.Tubular conveyor belt slightly reverses at profiled section, or when head spread sideslip, above method can play a role; If tubular conveyor belt seriously reverses at profiled section, load-transfer device can not be opened, and can be wrapped in material with flat tube shape and enter head cylinder, now adhesive tape both sides cannot contact the block roller of deviation switch, can not report to the police and stop, and cause the damage to system and load-transfer device.
Summary of the invention
The object of the invention is to: a kind of band deviation switch head exhibition belting is provided, the belt hold roller group solving the setting of existing conveyer is seriously reversed at profiled section for load-transfer device, can not open, and be wrapped in material with flat tube shape and enter head cylinder, now adhesive tape both sides cannot contact the block roller of deviation switch, the technical matters that can not report to the police and stop, thus above-mentioned problems of the prior art can be solved by actv..
The object of the invention is realized by following technical proposals: a kind of band deviation switch head exhibition belting, comprise vertical vertical rod, be erected on horizontal door beam between two vertical rods, exhibition band roller seat, exhibition band roller, deviation switch adapter plate, deviation switch and block roller, the door end of beam is connected with the upper end of vertical rod, and door beam can move up and down adjustment height in this junction; The upper end of exhibition band roller seat is connected with door beam, and exhibition band roller seat can regulate right position by transverse shifting in this junction, and exhibition band roller is located at the lower end of exhibition band roller seat; The upper end of deviation switch adapter plate is connected with door beam, and deviation switch adapter plate can regulate right position by transverse shifting in this junction; Block roller is connected with the lower end of deviation switch adapter plate, and block roller can regulate right position by transverse shifting in this junction; Deviation switch is located in block roller, and block roller can rotate centered by deviation switch.
As a kind of optimal way, an elongated hole is established in the upper end of vertical rod, and the end of door beam is fixed through an elongated hole by bolt, and by the position adjustments door depth of beam of bolt and an elongated hole; Door beam is provided with No. two elongated holes, and exhibition band roller seat is fixed through No. two elongated holes by bolt, and opens up the horizontal position of being with roller seat by the position adjustments of bolt and No. two elongated holes; The upper end of deviation switch adapter plate is fixed through No. two elongated holes by bolt, and the horizontal position of position adjustments deviation switch adapter plate by bolt and No. two elongated holes; Deviation switch adapter plate is provided with No. three elongated holes, and block roller is by the horizontal position of the position adjustments block roller of bolt and No. three elongated holes.
As a kind of optimal way, also comprise middle frame, described middle frame is longitudinally located at the below of several vertical rod.
As a kind of optimal way, described exhibition band roller, exhibition band roller seat, deviation switch adapter plate, deviation switch and block roller are a Zu Zhandai mechanism, and a door beam is symmetrical arranged Liang Zuzhandai mechanism.
As further preferred embodiment, also comprise idler machining and load-transfer device, load-transfer device is positioned at the below of Liang Zuzhandai mechanism, and the both ends of load-transfer device are with roller to contact with exhibition, the distance >0 between load-transfer device and block roller; During belt deflection, load-transfer device contacts with block roller, and deviation switch gives a warning or reports to the police.
As further preferred embodiment, described idler machining comprises 75 degree of idler machining, 60 degree of idler machining, 45 degree of idler machining and 35 degree of idler machining.
The principle that realizes of the present invention is:
Connected with door beam by the vertical rod of both sides No. one elongated hole, can be different according to the zone face height of load-transfer device when different groove angle, adjustment exhibition band roller and the height of deviation switch, ensure exhibition band roller can be inserted into become U-shaped or grooved load-transfer device between, adjust the relative position of block roller and load-transfer device simultaneously.
Roller seat and deviation switch adapter plate is with to connect by door beam No. two elongated hole with exhibition, can according to the openings of sizes of load-transfer device when different groove angle, the right position of adjustment exhibition band roller and deviation switch, ensure that exhibition band roller can fit tightly load-transfer device, adjust the relative position of block roller length direction and load-transfer device simultaneously.
By on deviation switch adapter plate No. three elongated hole, the upper-lower position of adjustment deviation switch and block roller, guarantee load-transfer device side upwards sideslip can touch block roller.
By the adjustment of above three aspects make open up band roller can effectively load-transfer device be interlocked superposition circular tube shaped load-transfer device push aside into U-shaped; When belt deflection, the side of load-transfer device will up be run, and encounters block roller and promote block roller to rotate centered by deviation switch, and when block roller rotates 30 °, deviation switch can send an alerting signal to control system, reminds operating personal to note.When the further sideslip of load-transfer device, block roller rotates to 70 °, and deviation switch can send a shutdown signal to control system, and belt deflection is serious, must shut down.
Compared with prior art, beneficial effect of the present invention: realize launching by force tubular conveyor belt by the present invention, make that tubular conveyor belt gradually becomes U-shaped, grooved is until flat pattern discharging; Especially when tubular conveyor belt twists at profiled section; belt deflection can be caused when entering head spread; now load-transfer device can touch the block roller being arranged on the top deviation switch vertical with load-transfer device both sides; and promote block roller rotation; according to the size of running deviation value; cause deviation switch send warning and shut down twice signal, prevent serious accident from occurring.
Accompanying drawing explanation
Fig. 1 is the structural representation of head of the present invention exhibition belting.
Fig. 2 is the A-A cross-sectional view of Fig. 1 of the present invention.
Wherein: the vertical vertical rod of 1-, 2-door beam, 3-exhibition band roller seat, 4-exhibition band roller, 5-deviation switch adapter plate, 6-deviation switch, 7-block roller, 8-load-transfer device, 9-middle frame, 10-idler machining, 11-elongated hole, 12-No. bis-elongated holes, 13-No. tri-elongated holes, 14-75 degree idler machining, 15-60 degree idler machining, 16-45 degree idler machining, 17-35 degree idler machining.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
All features disclosed in this specification sheets, or the step in disclosed all methods or process, except the speciality mutually repelled and/or step, all can combine by any way, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object, namely, unless specifically stated otherwise, an embodiment in a series of equivalence of each feature or similar characteristics.
As shown in Figure 1, 2, the present invention relates to a kind of band deviation switch head exhibition belting being applicable to pipe conveyer, it is usually placed in the circular tube shaped of pipe conveyer head load-transfer device by the superposition that interlocks to the upper zone face of U-shaped, grooved and flat pattern transition.Realize launching by force tubular conveyor belt by this device, make that tubular conveyor belt gradually becomes U-shaped, grooved, until flat pattern discharging.This deviation switch head exhibition belting, comprise vertical vertical rod 1, be erected on horizontal door beam 2 between two vertical rods 1, exhibition band roller seat 3, exhibition band roller 4, deviation switch adapter plate 5, deviation switch 6 and block roller 7.The end of door beam 2 is connected with the upper end of vertical rod 1, and door beam 2 can move up and down adjustment height in this junction.The upper end of exhibition band roller seat 3 is connected with door beam 2, and exhibition band roller seat 3 can regulate right position by transverse shifting in this junction, and exhibition band roller 4 is located at the lower end of exhibition band roller seat 3; The upper end of deviation switch adapter plate 5 is connected with door beam 2, and deviation switch adapter plate 5 can regulate right position by transverse shifting in this junction.Block roller 7 is connected with the lower end of deviation switch adapter plate 5, and block roller can regulate right position by transverse shifting in this junction.Deviation switch 6 is located in block roller 7, and block roller 7 can rotate centered by deviation switch 6.
Embodiment 1: the mode coordinated with bolt by elongated hole carries out the adjustment of vertical height or transverse width, when ensureing to use, each parts are in optimum position, exhibition band roller group is made to be close to load-transfer device, when belt deflection, the block roller of deviation switch can be touched in load-transfer device side, and promotes block roller rotation, sends warning and stop signal.
An elongated hole 11 is established in the upper end of vertical rod 1, and the end of door beam 2 is fixed through an elongated hole 11 by bolt, and the height of position adjustments door beam 2 by bolt and an elongated hole 11.Connected with door beam by the vertical rod of both sides No. one elongated hole, different according to the zone face height of load-transfer device when different groove angle, adjustment exhibition band roller and the height of deviation switch, ensure exhibition band roller can be inserted into become U-shaped or grooved load-transfer device between, adjust the relative position of block roller and load-transfer device simultaneously.Door beam 2 is provided with No. two elongated holes 12, and exhibition band roller seat 3 is fixed through No. two elongated holes 12 by bolt, and opens up the horizontal position of being with roller seat 3 by the position adjustments of bolt and No. two elongated holes 12; The upper end of deviation switch adapter plate 5 is fixed through No. two elongated holes 12 by bolt, and the horizontal position of position adjustments deviation switch adapter plate 5 by bolt and No. two elongated holes 12.Roller seat and deviation switch adapter plate is with to connect by door beam No. two elongated hole with exhibition, can according to the openings of sizes of load-transfer device when different groove angle, the right position of adjustment exhibition band roller and deviation switch, ensure that exhibition band roller can fit tightly load-transfer device, adjust the relative position of block roller length direction and load-transfer device simultaneously.Deviation switch adapter plate 5 is provided with No. three elongated holes 13, and block roller 7 is by the horizontal position of the position adjustments block roller 7 of bolt and No. three elongated holes 13.By on deviation switch adapter plate No. three elongated hole, the upper-lower position of adjustment deviation switch and block roller, guarantee load-transfer device side upwards sideslip can touch block roller.
Wherein, deviation switch 6 is commercially product, and when block roller rotates 30 °, deviation switch can send an alerting signal to control system, reminds operating personal to note; When the further sideslip of load-transfer device, block roller rotates to 70 °, and deviation switch can send a shutdown signal to control system, and belt deflection is serious, must shut down.
In addition, in order to make whole device stability more, be also provided with middle frame 9, described middle frame 9 is longitudinally located at the below of several vertical rod 1.
When reality uses, in order to make load-transfer device arbitrary while generation sideslip can both be discovered easily, simultaneously, ensure that load-transfer device one sideslip just can be known, therefore, described exhibition band roller 4, exhibition band roller seat 3, deviation switch adapter plate 5, deviation switch 6 and block roller 7 are set to a Zu Zhandai mechanism, a door beam 2 is symmetrical arranged Liang Zuzhandai mechanism.Load-transfer device 8 is positioned at the below of Liang Zuzhandai mechanism, and the both ends of load-transfer device 8 are with roller 4 to contact with exhibition, the distance >0 between load-transfer device 8 and block roller 7; During belt deflection, load-transfer device 8 contacts with block roller 7, and deviation switch 6 gives a warning or reports to the police.
Be arranged between the transition carrier roller group of head spread by band deviation switch head exhibition belting of the present invention, as a rule, as described in Figure 2, idler machining 10 comprises 75 degree of idler machining, 14,60 degree of idler machining, 15,45 degree of idler machining 16 and 35 degree of idler machining 17.The angle that corresponding load-transfer device on it is bending diminishes successively, and load-transfer device flattens gradually, and namely corresponding to 35 degree of idler machining, load-transfer device bends to the structure of similar grooved, and load-transfer device corresponding to 75 degree of idler machining bends to similar semi-round U-shaped structure.This exhibition belting is used in load-transfer device just to be become in U-shaped transition phase from tubulose, by two groups exhibition band rollers be inserted into inside load-transfer device, even if tubular conveyor belt from profiled section out time mal-position, twist time, also load-transfer device can be launched by force; When tubular conveyor belt from profiled section out time there is serious torsion, now load-transfer device side can touch the block roller of deviation switch, and promotes block roller and rotate to certain angle alarm and parking, plays the effect of protection pipe conveyer.
For improving the reliability of this device further, this device is paired interval installation in the U-shaped scope of pipe conveyer head spread load-transfer device generally.
Except as described in Example 1 adjust except height and horizontal position by the mode of elongated hole and bolt, can also regulate in other way, such as, by arranging chute in vertical rod, the two ends of door beam arrange the slide rail etc. of locking device, also can reach the effect of adjustment doors depth of beam; In like manner on door beam, arrange chute, slide rail roller seat and deviation switch adapter plate being arranged locking device is with in exhibition, reaches the effect regulating exhibition band roller seat and deviation switch adapter plate horizontal position; In like manner deviation switch adapter plate also can arrange chute, block roller also can be arranged slide rail to regulate horizontal position.
In addition, special automatic adjusting mechanism can also be set, as lifting mechanism etc. comes the relative altitude position of adjustment doors beam and vertical rod, and the opposed lateral positions of exhibition band roller seat and deviation switch adapter plate and door beam, and block roller is in the opposed lateral positions of deviation switch adapter plate.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (6)

1. a band deviation switch head exhibition belting, comprise vertical vertical rod (1), be erected on the horizontal door beam (2) between two vertical rods (1), exhibition band roller seat (3), exhibition band roller (4), deviation switch (6) and block roller (7), the upper end of exhibition band roller seat (3) is connected with Men Liang (2), and exhibition band roller seat (3) can regulate right position by transverse shifting in this junction, the lower end of exhibition band roller seat (3) is located in exhibition band roller (4), it is characterized in that: it also comprises deviation switch adapter plate (5), the end of described door beam (2) is connected with the upper end of vertical rod (1), and door beam (2) can move up and down adjustment height in this junction, the upper end of deviation switch adapter plate (5) is connected with Men Liang (2), and deviation switch adapter plate (5) can regulate right position by transverse shifting in this junction, block roller (7) is connected with the lower end of deviation switch adapter plate (5), and block roller (7) can regulate right position by transverse shifting in this junction, deviation switch (6) is located in block roller (7), and block roller (7) can rotate centered by deviation switch (6), when block roller (7) rotates 30 °, deviation switch (6) can send an alerting signal to control system, prompting operating personal is noted, block roller (7) rotates to 70 °, and deviation switch (6) can send a shutdown signal to control system, must shut down.
2. band deviation switch head exhibition belting as claimed in claim 1, it is characterized in that: an elongated hole (11) is established in the upper end of vertical rod (1), the end of door beam (2) by bolt through an elongated hole (11) and fixing, and the height of position adjustments door beam (2) by bolt and an elongated hole (11); Door beam (2) is provided with No. two elongated holes (12), and exhibition band roller seat (3) is fixed through No. two elongated holes (12) by bolt, and opens up the horizontal position of being with roller seat (3) by the position adjustments of bolt and No. two elongated holes (12); The upper end of deviation switch adapter plate (5) is fixed through No. two elongated holes (12) by bolt, and the horizontal position of position adjustments deviation switch adapter plate (5) by bolt and No. two elongated holes (12); Deviation switch adapter plate (5) is provided with No. three elongated holes (13), and block roller (7) is by the horizontal position of the position adjustments block roller (7) of bolt and No. three elongated holes (13).
3. band deviation switch head exhibition belting as claimed in claim 1, it is characterized in that: also comprise middle frame (9), described middle frame (9) is longitudinally located at the below of several vertical rod (1).
4. band deviation switch head exhibition belting as claimed in claim 1, it is characterized in that: described exhibition band roller (4), exhibition band roller seat (3), deviation switch adapter plate (5), deviation switch (6) and block roller (7) are a Zu Zhandai mechanism, and a door beam (2) is symmetrical arranged Liang Zuzhandai mechanism.
5. band deviation switch head exhibition belting as claimed in claim 4, it is characterized in that: also comprise idler machining (10) and load-transfer device (8), load-transfer device (8) is positioned at the below of Liang Zuzhandai mechanism, and the both ends of load-transfer device (8) are with roller (4) to contact with exhibition, the distance >0 between load-transfer device (8) and block roller (7); During load-transfer device (8) sideslip, load-transfer device (8) contacts with block roller (7), and deviation switch (6) gives a warning or reports to the police.
6. band deviation switch head exhibition belting as claimed in claim 5, is characterized in that: described idler machining (10) comprises 75 degree of idler machining (14), 60 degree of idler machining (15), 45 degree of idler machining (16) and 35 degree of idler machining (17).
CN201410419714.6A 2014-08-25 2014-08-25 Band deviation switch head exhibition belting Active CN104192526B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410419714.6A CN104192526B (en) 2014-08-25 2014-08-25 Band deviation switch head exhibition belting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410419714.6A CN104192526B (en) 2014-08-25 2014-08-25 Band deviation switch head exhibition belting

Publications (2)

Publication Number Publication Date
CN104192526A CN104192526A (en) 2014-12-10
CN104192526B true CN104192526B (en) 2016-04-13

Family

ID=52077954

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410419714.6A Active CN104192526B (en) 2014-08-25 2014-08-25 Band deviation switch head exhibition belting

Country Status (1)

Country Link
CN (1) CN104192526B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106672537B (en) * 2017-01-10 2019-01-18 衡阳运输机械有限公司 A kind of circular pipe belt type conveyer changeover portion correcting device
CN106865116A (en) * 2017-04-24 2017-06-20 安徽恒源煤电股份有限公司 A kind of roller hydraulic belt pressing device
CN112141623A (en) * 2019-06-27 2020-12-29 南京梅山冶金发展有限公司 Anti-overlapping device for tubular belt conveyor
CN112340354B (en) * 2020-11-19 2022-05-10 南通润邦重机有限公司 Tubular belt conveyor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1516309A (en) * 1974-09-23 1978-07-05 Ward C Clamping means for conveyor mechanisms
CN2510444Y (en) * 2001-10-08 2002-09-11 四川省自贡运输机械总厂 Tubular belt conveyer belt-pinching apparatus
CN203283742U (en) * 2013-06-14 2013-11-13 方大特钢科技股份有限公司 Powerful deviation rectifying device of tubular belt conveyor belt
CN204021817U (en) * 2014-08-25 2014-12-17 四川省自贡运输机械集团股份有限公司 Band deviation switch head exhibition belting

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004059160A (en) * 2002-07-24 2004-02-26 Ishikawajima Transport Machinery Co Ltd Meandering detection device for pipe conveyor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1516309A (en) * 1974-09-23 1978-07-05 Ward C Clamping means for conveyor mechanisms
CN2510444Y (en) * 2001-10-08 2002-09-11 四川省自贡运输机械总厂 Tubular belt conveyer belt-pinching apparatus
CN203283742U (en) * 2013-06-14 2013-11-13 方大特钢科技股份有限公司 Powerful deviation rectifying device of tubular belt conveyor belt
CN204021817U (en) * 2014-08-25 2014-12-17 四川省自贡运输机械集团股份有限公司 Band deviation switch head exhibition belting

Also Published As

Publication number Publication date
CN104192526A (en) 2014-12-10

Similar Documents

Publication Publication Date Title
CN104192526B (en) Band deviation switch head exhibition belting
US7926640B2 (en) Transport device for continuously removing mined material
CN100381347C (en) Conveying installation for transporting goods
EP2154091B1 (en) System for sorting articles
CN204021817U (en) Band deviation switch head exhibition belting
CN102275728B (en) Conveyor line for the transport of articles
CN203946679U (en) Prestressed spiral rib steel wire production pay-off
CN104291064B (en) The Weighing method of a kind of board-like fast quantification conveyer and device
CN203938092U (en) Pipe conveyer automatic forming device
CN205602537U (en) Band conveyer mechanism that passes through
CN208647866U (en) A kind of belt conveyor ready-package safety barrier
CN203392343U (en) Sliding support type belt pressing device for pipe conveyor
CN102976062B (en) Leveling device for scraper conveyor
AU2012200937B2 (en) Armored face conveyor
CN104444269A (en) Carbon block conveying device
CN205114384U (en) Horizontal turning device of belt conveyor
CN203877420U (en) Groove-angle-adjustable carrier roller support for belt conveyors
CN104444209A (en) Over-rail transporting device of belt conveyor
CN203624364U (en) Slope changing guiding device for rubber belt conveyor in coal mine roadway
CN201791739U (en) Detection device for reducing roll-off at outlet of cold rolling mill
CN206013785U (en) For conveying guide groove mechanism and the induction system of material to conveyer
CN203345606U (en) Stable wear-proof device for scraper conveyor
CN204384244U (en) The anti-tearing tape device of a kind of preventing side running of belt conveyer
CN204642948U (en) Single electric drum drags moving belt machine
CN202340806U (en) Turnable transporter for cigarette storing and conveying equipment

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant