CN218413397U - Cleaning equipment for computer machine case - Google Patents
Cleaning equipment for computer machine case Download PDFInfo
- Publication number
- CN218413397U CN218413397U CN202223480727.3U CN202223480727U CN218413397U CN 218413397 U CN218413397 U CN 218413397U CN 202223480727 U CN202223480727 U CN 202223480727U CN 218413397 U CN218413397 U CN 218413397U
- Authority
- CN
- China
- Prior art keywords
- dust
- box
- fixed box
- cleaning
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 91
- 239000000428 dust Substances 0.000 claims abstract description 105
- 238000005192 partition Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 15
- 238000005457 optimization Methods 0.000 description 9
- 238000001914 filtration Methods 0.000 description 8
- 238000011086 high cleaning Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Landscapes
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
Description
技术领域technical field
本实用新型属于计算机设备技术领域,尤其是涉及一种计算机机箱用清洁设备。The utility model belongs to the technical field of computer equipment, in particular to a cleaning equipment for computer case.
背景技术Background technique
计算机作为目前人们生活中极为重要的电子设备,被广泛的应用于工作、娱乐、生产等领域,在计算机的分类中,根据其配件以及体积的大小可以大致分为超级计算机、笔记本计算机、一体式计算机和台式计算机,其中台式计算机应用最为广泛。As an extremely important electronic device in people's lives, computers are widely used in work, entertainment, production and other fields. In the classification of computers, they can be roughly divided into supercomputers, notebook computers, and all-in-one computers according to their accessories and volume. Computers and desktop computers, of which desktop computers are the most widely used.
台式的电脑一般都配备一个电脑机箱,台式电脑的机箱内设置有大量的电器元件,工作时这些电器元件会散出大量的热量,电脑机箱内还设置有散热风扇以实现对电脑的降温,然而,空气进入电脑机箱虽然能对电脑降温,但同时也将空气中的灰尘带入了电脑机箱,使得电脑在使用一段时间后,机箱内会沉积大量的灰尘,灰尘也会导致某些电器元件损坏及性能下降,需要定时的将机箱打开,通过刷子进行清除,这样不仅会使灰尘弥漫在机箱内部不能排出,并且灰尘也容易被清扫人员吸入肺部损害健康,同时也费时费力,工作效率低。Desktop computer generally all is equipped with a computer case, is provided with a large amount of electrical components in the case of desktop computer, and these electrical components can emit a large amount of heat during work, and cooling fan is also provided with in the computer case to realize the cooling of computer, however Although the air entering the computer case can cool down the computer, it also brings the dust in the air into the computer case, so that after the computer is used for a period of time, a large amount of dust will be deposited in the case, and the dust will also cause some electrical components to be damaged. and performance degradation, it is necessary to regularly open the case and clean it with a brush. This will not only make the dust permeate the inside of the case and cannot be discharged, but also the dust is easily inhaled by the cleaning personnel and damages the health of the lungs. It is also time-consuming and laborious, and the work efficiency is low.
实用新型内容Utility model content
本实用新型要解决的主要技术问题是提供一种结构设计合理,操作便捷,清洁效率高,清洁效果好,节约人工成本,不仅能够有效解决灰尘飞扬在机箱内部不能排出,并且有效保护了环境和工作人员身体健康的计算机机箱用清洁设备。The main technical problem to be solved by the utility model is to provide a cleaning machine with reasonable structure design, convenient operation, high cleaning efficiency, good cleaning effect, and labor cost saving. Staff healthy computer cases with cleaning equipment.
为解决上述技术问题,本实用新型提供如下技术方案:In order to solve the above technical problems, the utility model provides the following technical solutions:
一种计算机机箱用清洁设备,包括固定盒,固定盒的下方对称转动设置有两个清洁刷,固定盒内设置有驱动两个清洁刷进行转动清扫的驱动组件,固定盒内还设置有用于对清扫下来的灰尘进行除尘的除尘组件,除尘组件内设置有用于防止除尘组件堵塞的清理组件。A cleaning device for a computer case, comprising a fixed box, two cleaning brushes are provided for symmetrical rotation at the bottom of the fixed box, a driving assembly for driving the two cleaning brushes to rotate and clean is arranged in the fixed box, and a drive assembly for cleaning the brushes is arranged in the fixed box. A dust removal assembly is used to remove dust from the cleaned dust, and a cleaning assembly for preventing the dust removal assembly from being blocked is arranged in the dust removal assembly.
以下是本实用新型对上述技术方案的进一步优化:Below is the further optimization of the utility model to above-mentioned technical scheme:
所述清洁刷包括刷毛和安装板,刷毛和安装板之间通过魔术贴可拆卸连接在一起。The cleaning brush includes bristles and a mounting plate, and the bristles and the mounting plate are detachably connected together by Velcro.
进一步优化:所述驱动组件包括与安装板传动连接的驱动轴,驱动轴的顶端贯穿固定盒延伸至其内部并与固定盒顶部内壁转动连接,驱动轴上均固定套设有蜗轮。Further optimization: the drive assembly includes a drive shaft connected to the mounting plate. The top end of the drive shaft extends through the fixed box to its interior and is rotatably connected to the inner wall of the top of the fixed box. The drive shaft is fixedly sleeved with a worm gear.
进一步优化:所述固定盒内固定安装有驱动电机,驱动电机的动力输出端传动连接有蜗杆,蜗杆通过轴承座与固定盒固定连接,蜗杆与蜗轮啮合连接。Further optimization: the drive motor is fixedly installed in the fixed box, the power output end of the drive motor is connected with a worm, the worm is fixedly connected with the fixed box through the bearing seat, and the worm is meshed with the worm wheel.
进一步优化:所述除尘组件包括固定安装在固定盒内的抽风机,抽风机的排出端连通有出气管,出气管的另一端贯穿安装盒顶部延伸至其外部。Further optimization: the dust removal assembly includes an exhaust fan fixedly installed in the fixed box, the discharge end of the exhaust fan is connected with an air outlet pipe, and the other end of the air outlet pipe extends through the top of the installation box to the outside.
进一步优化:所述抽风机的吸入端连通有除尘箱,除尘箱内固定安装有分隔板,分隔板将除尘箱分隔成过滤室和出气室,过滤室内设置有过滤网,除尘箱靠近过滤室的一侧连通有环形吸尘箱。Further optimization: the suction end of the exhaust fan is connected to a dust removal box, and a partition plate is fixedly installed in the dust removal box. The partition plate separates the dust removal box into a filter chamber and an air outlet chamber. One side of the chamber is communicated with an annular dust collection box.
进一步优化:所述固定盒的底部均匀开设有多个吸尘孔,吸尘孔与环形吸尘箱相连通。Further optimization: the bottom of the fixed box is evenly opened with a plurality of dust suction holes, and the dust suction holes are connected with the ring-shaped dust suction box.
进一步优化:所述固定盒底部与除尘箱的过滤室相对应位置处开设有排尘口,排尘口上卡接有密封板。Further optimization: a dust discharge port is provided at the position corresponding to the filter chamber of the dust removal box at the bottom of the fixed box, and a sealing plate is clamped on the dust discharge port.
进一步优化:所述清理组件包括固定安装在除尘箱一侧内壁上靠近过滤网位置处的T型滑轨,T型滑轨上滑动连接有清理刷,清理刷的底部与过滤网相接触,清理刷的顶部固定安装有推动块。Further optimization: the cleaning assembly includes a T-shaped slide rail fixedly installed on the inner wall of one side of the dust removal box near the position of the filter screen. A cleaning brush is slidably connected to the T-shaped slide rail. The bottom of the cleaning brush is in contact with the filter screen. A push block is fixedly installed on the top of the brush.
进一步优化:所述固定盒顶部与除尘箱的过滤室相对应位置处开设有用于移动清理刷的活动口,活动口内卡接有箱盖,箱盖顶部固定安装有拉块。Further optimization: the top of the fixed box is provided with a movable opening for moving the cleaning brush at the position corresponding to the filter chamber of the dust removal box, and a box cover is snapped into the movable opening, and a pull block is fixedly installed on the top of the box cover.
采用上述技术方案,本实用新型结构设计合理,操作便捷,清洁效率高,清洁效果好,节约人工成本,不仅能够有效解决灰尘飞扬在机箱内部不能排出,并且有效保护了环境和工作人员身体健康。Adopting the above-mentioned technical solution, the utility model has reasonable structural design, convenient operation, high cleaning efficiency, good cleaning effect, labor cost saving, not only can effectively solve the problem of dust flying inside the cabinet and can not be discharged, but also effectively protect the environment and the health of the staff.
本实用新型中清洁刷中的刷毛和安装板之间通过魔术贴可拆卸连接在一起,因此能够方便拆卸更换不同材质及大小的刷毛,从而适用于不同型号的机箱以及机箱内部的不同位置,增加了清洁设备的适用性。In the utility model, the bristles in the cleaning brush and the mounting plate are detachably connected together by Velcro, so it is convenient to disassemble and replace the bristles of different materials and sizes, so that it is suitable for different types of chassis and different positions inside the chassis, increasing the Suitability of cleaning equipment.
本实用新型通过驱动组件和清洁刷的配合设置,实现对计算机箱内壁的灰尘自动清理,省时省力,节约了人工成本,提高了清洁效果和清洁效率The utility model realizes the automatic cleaning of the dust on the inner wall of the computer box through the cooperative setting of the drive assembly and the cleaning brush, saves time and effort, saves labor costs, and improves the cleaning effect and cleaning efficiency
本实用新型通过除尘组件的设置,不仅可以有效的避免此处清扫的灰尘又落入到另一处地方,造成二次污染的情况发生,并且可以更好的增加对机箱内部的清洁,使清洁效果更好,同时有效避空气中灰尘飞扬,从而有效保护了环境和工作人员身体健康。The utility model not only can effectively prevent the dust cleaned here from falling into another place through the setting of the dust removal component, causing secondary pollution, but also can better increase the cleaning of the inside of the chassis, making the cleaning The effect is better, and at the same time, the dust in the air can be effectively avoided, thereby effectively protecting the environment and the health of the staff.
本实用新型通过清理组件的设置,能够方便快捷的对过滤网上的灰尘进行清理,从而有效防止过滤网堵塞,提高了过滤效率和过滤效果,进而提高了清洁效效果和清洁效率。The utility model can conveniently and quickly clean the dust on the filter net through the setting of the cleaning component, thereby effectively preventing the filter net from clogging, improving the filtering efficiency and filtering effect, and further improving the cleaning effect and cleaning efficiency.
下面结合附图和实施例对本实用新型进一步说明。Below in conjunction with accompanying drawing and embodiment the utility model is further described.
附图说明Description of drawings
图1为本实用新型实施例的总体结构示意图;Fig. 1 is the overall structural representation of the utility model embodiment;
图2为本实用新型实施例中局部结构示意图;Fig. 2 is the partial structure schematic diagram in the utility model embodiment;
图3为本实用新型实施例中另一角度的局部结构示意图;Fig. 3 is the local structure schematic diagram of another angle in the utility model embodiment;
图4为本实用新型实施例中立体剖视图;Fig. 4 is a three-dimensional sectional view in the embodiment of the utility model;
图5为本实用新型实施例中另一角度的立体剖视图。Fig. 5 is a three-dimensional sectional view from another angle in the embodiment of the utility model.
图中:1-固定盒;2-清洁刷;21-刷毛;22-安装板;3-驱动组件;31-驱动轴;32-蜗轮;33-驱动电机;34-蜗杆;35-轴承座;4-除尘组件;41-抽风机;42-出气管;43-除尘箱;44-分隔板;45-过滤网;46-环形吸尘箱;47-吸尘孔;48-密封板;5-清理组件;51-T型滑轨;52-清理刷;53-推动块;54-箱盖;55-拉块;6-防尘罩;7-把手。In the figure: 1-fixed box; 2-cleaning brush; 21-bristles; 22-installation plate; 3-drive assembly; 31-drive shaft; 32-worm gear; 33-drive motor; 34-worm; 35-bearing seat; 4-dust removal assembly; 41-exhauster fan; 42-outlet pipe; 43-dust removal box; 44-partition plate; 45-filter; 46-ring dust suction box; -cleaning assembly; 51-T type slide rail; 52-cleaning brush; 53-push block; 54-cover; 55-pull block; 6-dust cover; 7-handle
具体实施方式Detailed ways
如图1-5所示, 一种计算机机箱用清洁设备,包括固定盒1,固定盒1的下方对称转动设置有两个清洁刷2,固定盒1内设置有驱动两个清洁刷2进行转动清扫的驱动组件3,固定盒1内还设置有用于对清扫下来的灰尘进行除尘的除尘组件4,除尘组件4内设置有用于防止除尘组件4堵塞的清理组件5。As shown in Figures 1-5, a cleaning device for a computer case includes a
所述清洁刷2包括刷毛21和安装板22,刷毛21和安装板22之间通过魔术贴可拆卸连接在一起。The
这样设计,方便拆卸更换不同材质及大小的刷毛21,从而适用于不同型号的机箱以及机箱内部的不同位置,增加了清洁设备的适用性。This design facilitates the disassembly and replacement of the
所述驱动组件3包括与安装板22传动连接的驱动轴31,驱动轴31的顶端贯穿固定盒1延伸至其内部并与固定盒1顶部内壁转动连接,驱动轴31上均固定套设有蜗轮32。The
所述固定盒1内固定安装有驱动电机33,驱动电机33的动力输出端传动连接有蜗杆34,蜗杆34通过轴承座35与固定盒1固定连接,蜗杆34与蜗轮32啮合连接。The
这样设计,通过轴承座35对蜗杆34进行限位,避免在动力传输时蜗杆34与蜗轮32分离导致动力传输失败,提高动力传输的稳定性,并且可有效避免在动力传输时蜗杆34抖动。In this design, the
启动驱动电机33,驱动电机33转动带动蜗杆34转动,由于蜗杆34与蜗轮32啮合连接,因此蜗杆34转动带动蜗轮32转动,蜗轮32转动带动驱动轴31转动,驱动轴31转动带动清洁刷2转动清扫,从而实现对计算机箱内壁的灰尘自动清理,省时省力,节约了人工成本,提高了清洁效果和清洁效率。Start the
这样设计,通过驱动电机33带动蜗杆34转动,蜗杆34转动同时对两个驱动轴31上的蜗轮32进行动力传输,从而同时带动两个清洁刷2进行清洁对机箱内壁进行清扫,将附着的灰尘扫下,提高动力传输效率和清洁效率,并且蜗杆34和蜗轮32之间的连接具有自锁性,有效避免打滑导致清洁刷2的转速下降,从而有效提高清洁设备的清洁效率和清洁效果。Designed in this way, the
所述除尘组件4包括固定安装在固定盒1内的抽风机41,抽风机41的排出端连通有出气管42,出气管42的另一端贯穿安装盒顶部延伸至其外部。The
所述抽风机41的吸入端连通有除尘箱43,除尘箱43内固定安装有分隔板44,分隔板44将除尘箱43分隔成过滤室和出气室,过滤室内设置有过滤网45。The suction end of the
所述除尘箱43靠近过滤室的一侧连通有环形吸尘箱46。The side of the
所述固定盒1的底部均匀开设有多个吸尘孔47,吸尘孔47与环形吸尘箱46相连通。The bottom of the
所述固定盒1的底部与除尘箱43的过滤室相对应位置处开设有排尘口,排尘口上卡接有密封板48。The bottom of the fixed
由于清扫过程中大量的灰尘弥漫在空气中,因此启动抽风机41,抽风机41的吸入端产生负压,将含有灰尘的空气通过吸尘孔47吸入到环形吸尘箱46内,之后含有灰尘的空气在抽风机41的吸力作用下由环形吸尘箱46进入除尘箱43内,除尘箱43内通过过滤网45将空气中的灰尘过滤去除,过滤后的干净空气进入抽风机41内,抽风机41通过出气管42排出到外部。Because a large amount of dust is permeated in the air in the cleaning process, therefore start
这样设计,采用该除尘组件4进行除尘不仅可以有效的避免此处清扫的灰尘又落入到另一处地方,造成二次污染的情况发生,并且可以更好的增加对机箱内部的清洁,使清洁效果更好,同时有效避空气中灰尘飞扬,从而有效保护了环境和工作人员身体健康。Designed in this way, the use of the
所述清理组件5包括固定安装在除尘箱43一侧内壁上靠近过滤网45位置处的T型滑轨51, T型滑轨51上滑动连接有清理刷52,清理刷52的底部与过滤网45相接触,清理刷52的顶部固定安装有推动块53。The cleaning assembly 5 includes a T-shaped slide rail 51 fixedly installed on the inner wall of one side of the
所述固定盒1的顶部与除尘箱43的过滤室相对应位置处开设有用于移动清理刷52的活动口,活动口内卡接有箱盖54,箱盖54顶部固定安装有拉块55。The top of the fixed
使用一段时间后,首先通过拉块55将箱盖54从活动口内取出,打开活动口,然后通过推动快53移动清理刷52,清理刷52对过滤网45进行清洁,继而对沾附在过滤网45上的灰尘进行清除,这样设计,方便快捷的对过滤网45上的灰尘进行清理,从而有效防止过滤网堵塞,提高了过滤效率和过滤效果,进而提高了清洁效率和清洁效果。After using for a period of time, at first the case cover 54 is taken out from the movable opening by the
所述固定盒1底部固定安装有防尘罩6,这样设计,不仅能够起到防止灰尘飞扬的作用,并且便于对清扫后产生的灰尘进行收集。The bottom of the fixed
所述固定盒1顶部固定安装有把手7,这样设计,方便握持使用。The top of the fixed
具体使用,首先根据机箱的型号,更换适合的刷毛21,之后将整个装置放入机箱内,启动驱动电机33,驱动电机33转动带动蜗杆34转动,由于蜗杆34与蜗轮32啮合连接,因此蜗杆34转动带动蜗轮32转动,蜗轮32转动带动驱动轴31转动,驱动轴31转动带动清洁刷2转动清扫,从而实现对计算机箱内壁的灰尘进行自动清理。For specific use, first replace the
同时启动抽风机41,抽风机41的吸入端产生负压,将含有灰尘的空气通过吸尘孔47吸入到环形吸尘箱46内,之后含有灰尘的空气在抽风机41的吸力作用下由环形吸尘箱46进入除尘箱43内,除尘箱43内通过过滤网45将空气中的灰尘过滤去除,过滤后的干净空气进入抽风机41内,抽风机41通过出气管42排出到外部。Simultaneously start the
使用一段时间后,首先通过拉块55将箱盖54从活动口内取出,打开活动口,然后通过推动快53移动清理刷52,清理刷52对过滤网45进行清洁,继而对沾附在过滤网45上的灰尘进行清除,这样设计,方便快捷的对过滤网45上的灰尘进行清理,从而有效防止过滤网堵塞,提高了过滤效率和过滤效果,进而提高了清洁效率和清洁效果。After using for a period of time, at first the case cover 54 is taken out from the movable opening by the
采用上述技术方案,本实用新型结构设计合理,操作便捷,清洁效率高,清洁效果好,节约人工成本,不仅能够有效解决灰尘飞扬在机箱内部不能排出,并且有效保护了环境和工作人员身体健康。Adopting the above-mentioned technical solution, the utility model has reasonable structural design, convenient operation, high cleaning efficiency, good cleaning effect, labor cost saving, not only can effectively solve the problem of dust flying inside the cabinet and can not be discharged, but also effectively protect the environment and the health of the staff.
对于本领域的普通技术人员而言,根据本实用新型的教导,在不脱离本实用新型的原理与精神的情况下,对实施方式所进行的改变、修改、替换和变型仍落入本实用新型的保护范围之内。For those of ordinary skill in the art, according to the teachings of the utility model, without departing from the principle and spirit of the utility model, the changes, modifications, replacements and modifications made to the embodiments still fall within the scope of the utility model. within the scope of protection.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480727.3U CN218413397U (en) | 2022-12-27 | 2022-12-27 | Cleaning equipment for computer machine case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480727.3U CN218413397U (en) | 2022-12-27 | 2022-12-27 | Cleaning equipment for computer machine case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218413397U true CN218413397U (en) | 2023-01-31 |
Family
ID=85008868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223480727.3U Expired - Fee Related CN218413397U (en) | 2022-12-27 | 2022-12-27 | Cleaning equipment for computer machine case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218413397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748186A (en) * | 2023-08-18 | 2023-09-15 | 山东科技职业学院 | Computer accessory dust collector for internet |
-
2022
- 2022-12-27 CN CN202223480727.3U patent/CN218413397U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748186A (en) * | 2023-08-18 | 2023-09-15 | 山东科技职业学院 | Computer accessory dust collector for internet |
| CN116748186B (en) * | 2023-08-18 | 2023-10-27 | 山东科技职业学院 | Computer accessory dust collector for internet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107159607A (en) | A kind of dedusting cleaning device for computer cabinet | |
| CN218413397U (en) | Cleaning equipment for computer machine case | |
| CN112290157B (en) | Lithium battery pack case for communication base station | |
| CN210738864U (en) | Cleaning mechanism of industrial dust removal fan | |
| CN222151347U (en) | Air cleaner dust collector | |
| CN110883013A (en) | Cleaning mechanism for cooling net of computer | |
| CN219960999U (en) | Computer cabinet with ash removal function | |
| CN107404828A (en) | A kind of power supply product with dust reduction capability | |
| CN118594142A (en) | An air dust removal device for industrial silkworm breeding workshop | |
| CN211217678U (en) | A dust collector for thing networking proof box | |
| CN216223446U (en) | Dust collector for furniture workshop | |
| CN110586538A (en) | Cyclone type automatic blackboard eraser cleaner | |
| CN116470405A (en) | A self-dusting high and low voltage power distribution cabinet and dust removal method | |
| CN209489082U (en) | A kind of uninterruptible power supply heat treatment structure | |
| CN115414745A (en) | Dust type regulator cubicle | |
| CN115930352A (en) | A automatically cleaning new trend clearing machine for industry | |
| CN208003637U (en) | A high-efficiency filter cartridge dust collector cleaning device | |
| CN219272494U (en) | Filter for treating atmospheric pollution | |
| CN223988243U (en) | Small-size industrial dust remover of integrative cabinet | |
| CN215260337U (en) | Air purifier for bearing processing | |
| CN219027824U (en) | A kind of woodworking vacuum cleaner | |
| CN217608172U (en) | Novel dustproof and ventilated frequency converter | |
| CN217699285U (en) | Hopper for wheat grinding and brushing machine | |
| CN114870524B (en) | Dust collecting equipment based on self-cleaning function design | |
| CN214799198U (en) | A kind of artificial quartz stone press vibration motor cooling 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: 20230131 |