CN211872176U - A kind of dust removal device for carding machine - Google Patents
A kind of dust removal device for carding machine Download PDFInfo
- Publication number
- CN211872176U CN211872176U CN202020311918.9U CN202020311918U CN211872176U CN 211872176 U CN211872176 U CN 211872176U CN 202020311918 U CN202020311918 U CN 202020311918U CN 211872176 U CN211872176 U CN 211872176U
- Authority
- CN
- China
- Prior art keywords
- dust
- box
- fixedly connected
- collecting box
- dust removal
- 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
- 239000000428 dust Substances 0.000 title claims abstract description 98
- 238000009960 carding Methods 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Landscapes
- Preliminary Treatment Of Fibers (AREA)
Abstract
本实用新型公开了一种梳理机用除尘装置,包括除尘箱、抽风机和电机,电机固定安装于除尘箱的一端侧壁上,除尘箱的上端连通设有进料口,除尘箱的下端连通设有出料口,进料口上方密封设有防尘机构,防尘机构与除尘箱的上端固定连接,除尘箱的下端固定连接有集尘箱,集尘箱的上端与出料口连通设置,集尘箱内设有过滤机构,过滤机构密封设置于出料口下方,电机的输出轴末端转动贯穿除尘箱的一端侧壁设置并固定连接有翻料机构,抽风机固定安装于集尘箱的一端侧壁上。本实用新型不仅实现了对梳理机加工的原材料的除尘作用,还便于工作人员对装置中的过滤结构进行安装与拆卸。
The utility model discloses a dedusting device for a carding machine, which comprises a dedusting box, an exhaust fan and a motor. The motor is fixedly installed on one side wall of the dedusting box, the upper end of the dedusting box is connected with a feeding port, and the lower end of the dedusting box is communicated with There is a discharge port, a dust-proof mechanism is sealed above the feed port, the dust-proof mechanism is fixedly connected with the upper end of the dust-removing box, the lower end of the dust-removing box is fixedly connected with a dust-collecting box, and the upper end of the dust-collecting box is connected with the discharge port. , There is a filter mechanism in the dust box, the filter mechanism is sealed and arranged under the discharge port, the end of the output shaft of the motor rotates through one end side wall of the dust box, and a turning mechanism is fixedly connected, and the exhaust fan is fixedly installed in the dust box on one side wall. The utility model not only realizes the dust removal effect on the raw materials processed by the carding machine, but also facilitates the installation and removal of the filter structure in the device by the staff.
Description
技术领域technical field
本实用新型涉及除尘技术领域,尤其涉及一种梳理机用除尘装置。The utility model relates to the technical field of dust removal, in particular to a dust removal device for a carding machine.
背景技术Background technique
梳理机在加工原材时,一般是人工将原材料直接放入梳理机内进行梳理,并缠绕成卷,由于原材料内部含有一定量的灰尘以及杂质,从而降低了梳理机加工后产品的使用效果,为了提高了原材料在梳理机中加工后的产品的质量,一般需要在梳理机加工前对进入其内的原材料进行除尘处理。When the carding machine processes raw materials, the raw materials are generally put directly into the carding machine for carding, and wound into rolls. Since the raw materials contain a certain amount of dust and impurities, the use effect of the products processed by the carding machine is reduced. In order to improve the quality of the products after the raw materials are processed in the carding machine, it is generally necessary to dedust the raw materials entering the carding machine before processing.
目前市场上使用的梳理机用除尘装置大多不能有效地对梳理机加工的原材料进行除尘处理,且不便于工作人员对装置中的过滤结构进行安装与拆卸。Most of the dust removal devices for carding machines currently used in the market cannot effectively dedust the raw materials processed by the carding machine, and it is not convenient for the staff to install and remove the filter structure in the device.
实用新型内容Utility model content
本实用新型的目的是为了解决现有技术中梳理机用除尘装置大多不能有效地对梳理机加工的原材料进行除尘处理,且不便于工作人员对装置中的过滤结构进行安装与拆卸的现象,而提出的一种梳理机用除尘装置,其不仅实现了对梳理机加工的原材料的除尘作用,还便于工作人员对装置中的过滤结构进行安装与拆卸。The purpose of the present utility model is to solve the phenomenon that most of the dust removal devices for carding machines in the prior art cannot effectively carry out dust removal treatment on the raw materials processed by the carding machine, and it is not convenient for the staff to install and disassemble the filter structure in the device, and The proposed dust removal device for a carding machine not only realizes the dust removal effect on the raw materials processed by the carding machine, but also facilitates the installation and removal of the filter structure in the device by the staff.
为了实现上述目的,本实用新型采用了如下技术方案:In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:
一种梳理机用除尘装置,包括除尘箱、抽风机和电机,所述电机固定安装于除尘箱的一端侧壁上,所述除尘箱的上端连通设有进料口,所述除尘箱的下端连通设有出料口,所述进料口上方密封设有防尘机构,所述防尘机构与除尘箱的上端固定连接,所述除尘箱的下端固定连接有集尘箱,所述集尘箱的上端与出料口连通设置,所述集尘箱内设有过滤机构,所述过滤机构密封设置于出料口下方,所述电机的输出轴末端转动贯穿除尘箱的一端侧壁设置并固定连接有翻料机构,所述抽风机固定安装于集尘箱的一端侧壁上,所述抽风机的进气端与集尘箱的一端内壁连通设置,所述抽风机的进气端内固定安装有第一防尘板,所述抽风机的出气端作用于电机上。A dust removal device for a carding machine, comprising a dust removal box, an exhaust fan and a motor, the motor is fixedly installed on one side wall of the dust removal box, the upper end of the dust removal box is connected with a feeding port, and the lower end of the dust removal box There is a discharge port in communication, and a dust-proof mechanism is sealed above the feed port. The dust-proof mechanism is fixedly connected with the upper end of the dust-removing box, and the lower end of the dust-removing box is fixedly connected with a dust-collecting box. The upper end of the box is communicated with the discharge port, the dust collecting box is provided with a filter mechanism, the filter mechanism is sealed and arranged below the discharge port, and the end of the output shaft of the motor rotates through one end of the side wall of the dust box and is installed and installed. A material turning mechanism is fixedly connected, the exhaust fan is fixedly installed on one end side wall of the dust collecting box, the intake end of the exhaust fan is arranged in communication with the inner wall of one end of the dust collecting box, and the intake end of the exhaust fan is arranged inside the dust collecting box. A first dust-proof plate is fixedly installed, and the air outlet end of the exhaust fan acts on the motor.
优选地,所述防尘机构包括固定连接于除尘箱上端的两块第一磁块,所述进料口的上方密封设有第二防尘板,所述第二防尘板的下端设有两个与第一磁块一一对应设置的限位槽,两个所述限位槽的顶部均固定连接有第二磁块,两块所述第一磁块均分别插设连接于对应的限位槽内,两块所述第一磁块均分别与对应的第二磁块磁性连接,防尘机构的设置,有效地降低了灰尘通过进料口进入除尘箱内的概率。Preferably, the dust-proof mechanism includes two first magnetic blocks fixedly connected to the upper end of the dust-removing box, a second dust-proof plate is sealed above the feed port, and the lower end of the second dust-proof plate is provided with Two limit slots corresponding to the first magnet blocks are arranged one-to-one, the tops of the two limit slots are fixedly connected with a second magnet block, and the two first magnet blocks are respectively inserted and connected to the corresponding magnet blocks. In the limit slot, the two first magnet blocks are magnetically connected to the corresponding second magnet blocks respectively, and the setting of the dust-proof mechanism effectively reduces the probability of dust entering the dust-removing box through the feeding port.
优选地,所述过滤机构包括两个分别设置于集尘箱两端相对内壁上的滑轨,两个所述滑轨内滑动连接有同一块过滤板,所述集尘箱的两端相对内壁上均固定连接有弹性插件,两个所述弹性插件的活动端均分别与过滤板的下端插设连接,过滤机构的设置,有效地将梳理机加工的原材料与灰尘杂质进行了过滤与分离。Preferably, the filter mechanism includes two slide rails respectively disposed on opposite inner walls of both ends of the dust collecting box, the two sliding rails are slidably connected with the same filter plate, and the two ends of the dust collecting box are opposite to the inner walls The upper parts are fixedly connected with elastic inserts, and the movable ends of the two elastic inserts are respectively inserted and connected with the lower ends of the filter plates. The setting of the filter mechanism effectively filters and separates the raw materials processed by the carding machine from dust and impurities.
优选地,所述弹性插件包括固定连接于集尘箱一端内壁上的弹簧柱,所述弹簧柱的自由端固定连接有插销,所述插销的上端与过滤板的下端插设连接,弹性插件的设置,便于工作人员对过滤板进行安装与拆卸。Preferably, the elastic insert includes a spring column fixedly connected to the inner wall of one end of the dust collecting box, the free end of the spring column is fixedly connected with a plug, the upper end of the plug is connected with the lower end of the filter plate, and the elastic insert is It is convenient for the staff to install and remove the filter plate.
优选地,所述弹簧柱包括两端分别与集尘箱一端内壁和插销一端固定连接的伸缩杆,所述伸缩杆上套设有弹簧,所述弹簧的两端分别与集尘箱的一端内壁和插销的一端固定连接,弹簧柱的设置,便于插销的上下移动。Preferably, the spring column includes a telescopic rod whose two ends are respectively fixedly connected with one end of the inner wall of the dust collecting box and one end of the bolt, the telescopic rod is sleeved with a spring, and the two ends of the spring are respectively connected with one end of the inner wall of the dust collecting box. It is fixedly connected with one end of the latch, and the setting of the spring column is convenient for the up and down movement of the latch.
优选地,所述翻料机构包括固定连接于电机输出轴末端上的转轴,所述转轴远离电机的一端转动连接于集尘箱的一端内壁上,所述转轴上固定连接有多根搅拌杆,翻料机构的设置,提高了本装置对梳理机加工的原材料的除尘效率。Preferably, the material turning mechanism comprises a rotating shaft fixedly connected to the end of the output shaft of the motor, one end of the rotating shaft away from the motor is rotatably connected to the inner wall of one end of the dust collecting box, and a plurality of stirring rods are fixedly connected to the rotating shaft, The setting of the material turning mechanism improves the dust removal efficiency of the device for the raw materials processed by the carding machine.
相比现有技术,本实用新型的有益效果为:Compared with the prior art, the beneficial effects of the present utility model are:
1、本实用新型通过设置除尘箱、抽风机、电机、进料口、出料口、集尘箱、第一防尘板、第一磁块、第二防尘板、限位槽和第二磁块等,实现了对梳理机加工的原材料的除尘作用,进而提高了梳理机加工的原材料的整洁度,从而提高了梳理机加工的原材料的质量。1. The utility model is equipped with a dust box, an exhaust fan, a motor, a feeding port, a discharging port, a dust collecting box, a first dust-proof plate, a first magnetic block, a second dust-proof plate, a limit groove and a second dust-proof plate. Magnetic blocks, etc., realize the dust removal effect on the raw materials processed by the carding machine, thereby improving the cleanliness of the raw materials processed by the carding machine, thereby improving the quality of the raw materials processed by the carding machine.
2、本实用新型通过设置除尘箱、抽风机、电机、进料口、出料口、集尘箱、第一防尘板、第一磁块、第二防尘板、限位槽和第二磁块等,便于工作人员对装置中的过滤结构进行安装与拆卸,进而便于工作人员对装置中的过滤结构进行更换,其中抽风机的出气端作用于电机上,有效地对电机进行了降温处理,从而提高了电机的使用寿命。2. The utility model is equipped with a dust box, an exhaust fan, a motor, a feeding port, a discharging port, a dust collecting box, a first dust-proof plate, a first magnetic block, a second dust-proof plate, a limit groove and a second dust-proof plate. Magnetic blocks, etc., are convenient for the staff to install and disassemble the filter structure in the device, and then it is convenient for the staff to replace the filter structure in the device. The outlet end of the exhaust fan acts on the motor, effectively cooling the motor. , thereby increasing the service life of the motor.
附图说明Description of drawings
图1为本实用新型提出的一种梳理机用除尘装置的透视图;1 is a perspective view of a dust removal device for a carding machine proposed by the utility model;
图2为本实用新型提出的一种梳理机用除尘装置的外部结构示意图;2 is a schematic diagram of the external structure of a dust removal device for a carding machine proposed by the utility model;
图3为图1的A处局部放大图;Fig. 3 is a partial enlarged view at A of Fig. 1;
图4为图1的B处局部放大图。FIG. 4 is a partial enlarged view of part B of FIG. 1 .
图中:1除尘箱、2抽风机、3电机、4进料口、5出料口、6集尘箱、7第一防尘板、8第一磁块、9第二防尘板、10限位槽、11第二磁块、12滑轨、13过滤板、14弹簧柱、15插销、16转轴、17搅拌杆。In the picture: 1 dust box, 2 exhaust fan, 3 motor, 4 inlet, 5 outlet, 6 dust box, 7 first dust plate, 8 first magnet, 9 second dust plate, 10 Limit slot, 11 second magnet block, 12 slide rail, 13 filter plate, 14 spring column, 15 bolt, 16 shaft, 17 stirring rod.
具体实施方式Detailed ways
下面将结合本实用新型实施例中的附图,对本实用新型实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本实用新型一部分实施例,而不是全部的实施例。The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.
参照图1-4,一种梳理机用除尘装置,包括除尘箱1、抽风机2和电机3,电机3固定安装于除尘箱1的一端侧壁上,除尘箱1的上端连通设有进料口4,除尘箱1的下端连通设有出料口5,进料口4上方密封设有防尘机构,防尘机构与除尘箱1的上端固定连接,除尘箱1的下端固定连接有集尘箱6,集尘箱6的上端与出料口5连通设置,集尘箱6内设有过滤机构,过滤机构密封设置于出料口5下方,电机3的输出轴末端转动贯穿除尘箱1的一端侧壁设置并固定连接有翻料机构,抽风机2固定安装于集尘箱6的一端侧壁上,抽风机2的进气端与集尘箱6的一端内壁连通设置,抽风机2的进气端内固定安装有第一防尘板7,抽风机2的出气端作用于电机3上,需要说明的是,除尘箱1的下端固定连接有多根支撑柱,另外需要说明的是,抽风机2的出气端呈斗状设置并作用于电机3上,呈斗状设置,增大了气流对电机3的作用面积。1-4, a dust removal device for a carding machine includes a dust removal box 1, an
防尘机构包括固定连接于除尘箱1上端的两块第一磁块8,进料口4的上方密封设有第二防尘板9,第二防尘板9的下端设有两个与第一磁块8一一对应设置的限位槽10,两个限位槽10的顶部均固定连接有第二磁块11,两块第一磁块8均分别插设连接于对应的限位槽10内,两块第一磁块8均分别与对应的第二磁块11磁性连接,防尘机构的设置,有效地降低了灰尘通过进料口4进入除尘箱1内的概率,需要说明的是,第一磁块8和第二磁块11相对的一端磁性相反且磁力适中,进而既便于工作人员取下第二防尘板9又便于装置对第二防尘板9进行限位。The dust-proof mechanism includes two first magnetic blocks 8 fixedly connected to the upper end of the dust-removing box 1, a second dust-proof plate 9 is sealed above the
过滤机构包括两个分别设置于集尘箱6两端相对内壁上的滑轨12,两个滑轨12内滑动连接有同一块过滤板13,需要说明的是,过滤板13上的通孔仅供灰尘等杂质通过,梳理机加工的原材料不能通过过滤板13,进而有效地将梳理机加工的原材料与灰尘等杂质进行了过滤与分离,集尘箱6的两端相对内壁上均固定连接有弹性插件,两个弹性插件的活动端均分别与过滤板13的下端插设连接,过滤机构的设置,有效地将梳理机加工的原材料与灰尘杂质进行了过滤与分离,需要说明的是,如图2所示,集尘箱6和除尘箱1的一端外侧壁上均密封设有箱门,箱门的设置,不仅便于工作人员进行取料还便于工作人员对过滤板13进行安装与拆卸,另外需要说明的是,滑轨12靠近箱门的一端为开口式设置,进而便于工作人员将过滤板13移出或移进滑轨12内。The filter mechanism includes two
弹性插件包括固定连接于集尘箱6一端内壁上的弹簧柱14,弹簧柱14的自由端固定连接有插销15,插销15的上端与过滤板13的下端插设连接,弹性插件的设置,便于工作人员对过滤板13进行安装与拆卸,需要说明的是,过滤板13的下端设有两个与插销15一一对应设置的插孔(图中未示出),两根插销15的上端均分别插设连接于对应的插孔内,弹簧柱14包括两端分别与集尘箱6一端内壁和插销15一端固定连接的伸缩杆,伸缩杆上套设有弹簧,弹簧的两端分别与集尘箱6的一端内壁和插销15的一端固定连接,弹簧柱14的设置,便于插销15的上下移动,翻料机构包括固定连接于电机3输出轴末端上的转轴16,转轴16远离电机3的一端转动连接于集尘箱6的一端内壁上,转轴16上固定连接有多根搅拌杆17,翻料机构的设置,提高了本装置对梳理机原料除尘的效率。The elastic insert includes a spring column 14 that is fixedly connected to the inner wall of one end of the
本实用新型中,当需要对梳理机加工用的原材料进行除尘时,工作人员手动将第二防尘板9取下,即使得限位槽10与第一磁块8分离,取下第二防尘板9后,将需要除尘的原料通过进料口4加入除尘箱1内,加料完毕后,将第二防尘板9复位,即使得第一磁块8插设连接于对应的限位槽10内,再启动电机3和抽风机2工作,电机3转动带动转轴16转动,转轴16转动带动搅拌杆17转动,搅拌杆17转动对加入的原材料进行翻料,抽风机2工作使得外界通过第二防尘板9的洁净气流进入除尘箱1内并将其内原材料上的灰尘引入集尘箱6内,搅拌杆17翻料使得除尘箱1内的灰尘被清理地更加彻底,进入集尘箱6内的气流通过第一防尘板7后作用于电机3上,有效地对电机3进行了散热处理,当装置工作完毕后,工作人员可打开除尘箱1上的箱门进行取料,进而将干净的原材料送入梳理机(图中未示出)中进行加工,需要说明的是,梳理机为现有技术,在此不再赘述,取料完毕后,工作人员可打开集尘箱6上的箱门,从而对集尘箱6内的灰尘等杂质进行清理,工作人员可利用弹簧柱14的弹性性能手动将两根插销15与对应的插孔分离,进而将过滤板13移出滑轨12内,移出后的过滤板13既便于清理又便于更换,当需要安装过滤板13时,移动两根插销15直至过滤板13便于移入滑轨12内即可,再松开两根插销15使得两根插销15均分别与对应的插孔插设连接即可。In the present invention, when it is necessary to remove dust from the raw materials used for carding machine processing, the worker manually removes the second dust-proof plate 9, that is, the limiting
以上所述,仅为本实用新型较佳的具体实施方式,但本实用新型的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内,根据本实用新型的技术方案及其实用新型构思加以等同替换或改变,都应涵盖在本实用新型的保护范围之内。The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311918.9U CN211872176U (en) | 2020-03-13 | 2020-03-13 | A kind of dust removal device for carding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311918.9U CN211872176U (en) | 2020-03-13 | 2020-03-13 | A kind of dust removal device for carding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211872176U true CN211872176U (en) | 2020-11-06 |
Family
ID=73258408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020311918.9U Expired - Fee Related CN211872176U (en) | 2020-03-13 | 2020-03-13 | A kind of dust removal device for carding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211872176U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112877820A (en) * | 2021-01-11 | 2021-06-01 | 宫玲 | Carding device in textile production process |
| CN113897711A (en) * | 2021-11-04 | 2022-01-07 | 安徽翰联色纺股份有限公司 | Proofing equipment for colored spun cotton sliver |
-
2020
- 2020-03-13 CN CN202020311918.9U patent/CN211872176U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112877820A (en) * | 2021-01-11 | 2021-06-01 | 宫玲 | Carding device in textile production process |
| CN112877820B (en) * | 2021-01-11 | 2023-12-12 | 新疆舜馨纺织有限公司 | Carding device in textile production process |
| CN113897711A (en) * | 2021-11-04 | 2022-01-07 | 安徽翰联色纺股份有限公司 | Proofing equipment for colored spun cotton sliver |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211872176U (en) | A kind of dust removal device for carding machine | |
| CN118022443A (en) | Wind shielding device and wind shielding method for bag type dust collector | |
| CN211116609U (en) | A screw air compressor air inlet device | |
| CN117329632A (en) | A self-dusting air purifier equipment | |
| CN215997030U (en) | A dust removal mechanism of a pulverizer for crucible production | |
| CN221906270U (en) | A dust overflow prevention treatment device | |
| CN219581094U (en) | Tea impurity removal coarse filtration refining device | |
| CN118767562A (en) | An air filter for environmentally friendly dust-free workshop | |
| CN219399396U (en) | Indoor air dust purifying filter | |
| CN115183370B (en) | An indoor purifier | |
| CN217796669U (en) | Impurity removing equipment for iron powder production | |
| CN217015825U (en) | A dust removal device with a removable filter structure | |
| CN216440276U (en) | Coal mine ventilation dust removal device | |
| CN211989641U (en) | A device for removing impurities in the production of molecular sieves | |
| CN213528003U (en) | Dust collector in system sand in-process | |
| CN217220640U (en) | High-efficient air cleaner in clean workshop | |
| CN220942457U (en) | A dust removal mechanism that is easy to maintain | |
| CN221944395U (en) | A ventilation device for a dust-free purification workshop | |
| CN220990123U (en) | Novel traditional chinese medicine decoction piece drying-machine | |
| CN221983266U (en) | A computer hardware dust removal device | |
| CN222349187U (en) | Adsorption equipment that eiderdown processing was used | |
| CN113069836A (en) | But air purification device for computer of dust removal edulcoration | |
| CN216174441U (en) | Dust removal equipment for frame type container capable of avoiding air port blockage | |
| CN222931218U (en) | Grain edulcoration device | |
| CN222384399U (en) | A bag-type dust removal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201106 |
