CN216425820U - Portable spiral of track machine of clearing away warehouse - Google Patents

Portable spiral of track machine of clearing away warehouse Download PDF

Info

Publication number
CN216425820U
CN216425820U CN202123203834.7U CN202123203834U CN216425820U CN 216425820 U CN216425820 U CN 216425820U CN 202123203834 U CN202123203834 U CN 202123203834U CN 216425820 U CN216425820 U CN 216425820U
Authority
CN
China
Prior art keywords
fixedly connected
conveying cylinder
motor
shaft
frame
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
Application number
CN202123203834.7U
Other languages
Chinese (zh)
Inventor
孙昊
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.)
Anhui Master Heavy Industry Technology Co ltd
Original Assignee
Anhui Master Heavy Industry Technology 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 Anhui Master Heavy Industry Technology Co ltd filed Critical Anhui Master Heavy Industry Technology Co ltd
Priority to CN202123203834.7U priority Critical patent/CN216425820U/en
Application granted granted Critical
Publication of CN216425820U publication Critical patent/CN216425820U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Screw Conveyors (AREA)

Abstract

The utility model discloses a portable spiral grain cleaner of track, including crawler base, crawler base's top fixedly connected with stand, the top of stand is rotated and is connected with the installation piece, installation piece fixedly connected with conveying cylinder, conveying cylinder's tip is provided with the discharge gate, the first connecting block of crawler base's top fixedly connected with, first connecting block rotates and is connected with the hydraulic pressure telescopic rod, the utility model relates to a mechanical technical field of grain cleaner. This portable spiral grain cleaner of track, it is equipped with the stand to have reached track base top, the installation piece rotates with the stand to be connected, and installation piece and conveying cylinder fixed connection for the angle of conveying cylinder can be adjusted, and when the angle of conveying cylinder was adjusted to needs, hydraulic pressure telescopic rod work supported the second connecting block, can adjust the angle of conveying cylinder, utilizes conveyor, carries the material of co-altitude not, improves application range, satisfies the user demand purpose.

Description

一种履带移动式螺旋清仓机A crawler mobile screw cleaning machine

技术领域technical field

本实用新型涉及清仓机械领域,更具体地说,涉及一种履带移动式螺旋清仓机。The utility model relates to the field of clearing machinery, in particular to a crawler-track mobile screw clearing machine.

背景技术Background technique

清仓机是是余料清理专用设备,使用的是动力装置驱动螺旋杆进行物料输送,往往固定安装在某一位置,不便于移动。履带移动式螺旋清仓机,解决了这一问题,可以进行移动,对特定位置的余料进行清理,进而提高工作效率。目前,现有的履带移动式螺旋清仓机,结构单一,高度不便于调节,且不便于对输送的物料进行离散分离,进而影响物料输送效率,无法满足使用需求。The clearing machine is a special equipment for cleaning the residual material. It uses a power device to drive the screw rod for material transportation. It is often fixed in a certain position and is not easy to move. The crawler mobile screw cleaning machine solves this problem and can move to clean up the residual material in a specific position, thereby improving work efficiency. At present, the existing crawler mobile screw clearing machine has a single structure, the height is inconvenient to adjust, and it is inconvenient to discretely separate the conveyed materials, thereby affecting the material conveying efficiency and unable to meet the usage requirements.

实用新型内容Utility model content

1.要解决的技术问题1. technical problem to be solved

针对现有技术中存在的现有的履带移动式螺旋清仓机,结构单一,高度不便于调节,且不便于对输送的物料进行离散分离,进而影响物料输送效率,无法满足使用需求的问题,本实用新型的目的在于提供一种履带移动式螺旋清仓机,它可以实现履带底座上方设有立柱,安装块与立柱转动连接,且安装块与传送筒固定连接,使得传送筒的角度可以进行调节,当需要调节传送筒的角度时,液压伸缩棒工作,对第二连接块进行支撑,即可调节传送筒的角度,利用输送装置,对不同高度的物料进行输送,提高使用范围,传送筒的端部设置离散装置,便于对待输送的物料进行离散分离,减少结块,进而提高物料输送效率,满足使用需求。In view of the existing crawler mobile screw cleaning machine in the prior art, the structure is single, the height is inconvenient to adjust, and it is inconvenient to discretely separate the conveyed materials, thereby affecting the material conveying efficiency and unable to meet the needs of use. The purpose of the utility model is to provide a crawler mobile screw clearing machine, which can realize that a column is arranged above the crawler base, the installation block is rotatably connected to the column, and the installation block is fixedly connected to the conveying cylinder, so that the angle of the conveying cylinder can be adjusted, When it is necessary to adjust the angle of the conveying cylinder, the hydraulic telescopic rod works to support the second connecting block, and then the angle of the conveying cylinder can be adjusted, and the conveying device is used to convey materials of different heights, so as to improve the scope of use. A discrete device is set in the part to facilitate discrete separation of the materials to be conveyed, reduce agglomeration, and then improve the efficiency of material conveying to meet the needs of use.

2.技术方案2. Technical solutions

为解决上述问题,本实用新型采用如下的技术方案。In order to solve the above problems, the present invention adopts the following technical solutions.

一种履带移动式螺旋清仓机,包括履带底座,所述履带底座的顶部固定连接有立柱,所述立柱的顶部转动连接有安装块,所述安装块固定连接有传送筒,所述传送筒的端部设置有出料口,所述履带底座的顶部固定连接有第一连接块,所述第一连接块转动连接有液压伸缩棒,所述液压伸缩棒的输出端转动连接有第二连接块,所述第二连接块与传送筒的外壁固定连接,所述传送筒的内部设置有输送装置;A crawler mobile screw clearing machine, comprising a crawler base, a top of the crawler base is fixedly connected with a column, a top of the column is rotatably connected with a mounting block, the mounting block is fixedly connected with a conveying drum, and the conveying drum is The end is provided with a discharge port, the top of the crawler base is fixedly connected with a first connecting block, the first connecting block is rotatably connected with a hydraulic telescopic rod, and the output end of the hydraulic telescopic rod is rotatably connected with a second connecting block , the second connecting block is fixedly connected with the outer wall of the transmission cylinder, and the interior of the transmission cylinder is provided with a conveying device;

所述输送装置包括电机架,所述电机架与传送筒的顶部固定连接,所述电机架固定连接有第一电机,所述第一电机的输出轴固定连接有联轴器,所述第一电机通过联轴器固定连接有连接轴,所述连接轴的端部固定连接有第一皮带轮,所述第一皮带轮的表面设置有皮带,所述第一皮带轮通过皮带传动连接有第二皮带轮,所述第二皮带轮的轴心处固定连接有传动轴,所述传动轴与传送筒的内壁转动连接,所述传动轴位于传送筒内部的一端表面固定连接有第一螺旋叶片。The conveying device includes a motor frame, the motor frame is fixedly connected with the top of the conveying cylinder, the motor frame is fixedly connected with a first motor, and the output shaft of the first motor is fixedly connected with a coupling, the first motor The motor is fixedly connected with a connecting shaft through a coupling, the end of the connecting shaft is fixedly connected with a first pulley, the surface of the first pulley is provided with a belt, and the first pulley is connected with a second pulley through the belt drive, A transmission shaft is fixedly connected to the shaft center of the second pulley, the transmission shaft is rotatably connected with the inner wall of the transmission cylinder, and a first helical blade is fixedly connected to one end surface of the transmission shaft inside the transmission cylinder.

优选的,所述传送筒远离出料口的一端顶部固定连接有固定架,所述固定架固定连接有离散装置。Preferably, a fixing frame is fixedly connected to the top of one end of the conveying cylinder away from the discharge port, and a discrete device is fixedly connected to the fixing frame.

优选的,所述离散装置包括安装框,所述安装框与固定架固定连接。Preferably, the discrete device includes a mounting frame, and the mounting frame is fixedly connected to the fixing frame.

优选的,所述安装框的内壁固定连接有第二电机,所述第二电机的输出轴固定连接有主齿轮,所述主齿轮啮合传动有副齿轮,所述副齿轮的轴心处固定连接有搅拌轴,所述搅拌轴与安装框转动连接,所述搅拌轴位于安装框外部的一端表面固定连接有第二螺旋叶片。Preferably, the inner wall of the mounting frame is fixedly connected with a second motor, the output shaft of the second motor is fixedly connected with a main gear, the main gear is engaged with a secondary gear, and the axis of the secondary gear is fixedly connected There is a stirring shaft, the stirring shaft is rotatably connected with the installation frame, and a second helical blade is fixedly connected to the surface of one end of the stirring shaft outside the installation frame.

3.有益效果3. Beneficial effects

相比于现有技术,本实用新型的优点在于:Compared with the prior art, the advantages of the present utility model are:

1、通过履带底座上方设有立柱,安装块与立柱转动连接,且安装块与传送筒固定连接,使得传送筒的角度可以进行调节,当需要调节传送筒的角度时,液压伸缩棒工作,对第二连接块进行支撑,即可调节传送筒的角度,利用输送装置,对不同高度的物料进行输送,提高使用范围。1. There is a column above the crawler base, the mounting block is connected with the column in rotation, and the mounting block is fixedly connected with the transmission cylinder, so that the angle of the transmission cylinder can be adjusted. When the angle of the transmission cylinder needs to be adjusted, the hydraulic telescopic rod works to correct With the support of the second connecting block, the angle of the conveying cylinder can be adjusted, and the conveying device can be used to convey materials of different heights to improve the use range.

2、通过传送筒的端部设置离散装置,便于对待输送的物料进行离散分离,减少结块,进而提高物料输送效率。2. A discrete device is set at the end of the conveying cylinder, which is convenient for discrete separation of the materials to be conveyed, reducing agglomeration and improving the conveying efficiency of materials.

附图说明Description of drawings

图1为本实用新型的整体内部结构示意图;Fig. 1 is the overall internal structure schematic diagram of the present utility model;

图2为本实用新型的整体外部结构示意图;Fig. 2 is the overall external structure schematic diagram of the utility model;

图3为本实用新型图2的A处局部放大结构示意图;Fig. 3 is the partial enlarged structural schematic diagram of the A place of the utility model Fig. 2;

图4为本实用新型的离散装置结构示意图。FIG. 4 is a schematic structural diagram of the discrete device of the present invention.

图中标号说明:Description of the labels in the figure:

1、履带底座;2、立柱;3、安装块;4、传送筒;5、第一连接块;6、液压伸缩棒;7、第二连接块;8、输送装置;81、电机架;82、第一电机;83、联轴器;84、连接轴;85、第一皮带轮;86、皮带;87、第二皮带轮;88、传动轴;89、第一螺旋叶片;9、固定架;10、离散装置;101、安装框;102、第二电机;103、主齿轮;104、副齿轮;105、搅拌轴;106、第二螺旋叶片;11、出料口。1. Crawler base; 2. Upright column; 3. Mounting block; 4. Transmission cylinder; 5. First connecting block; 6. Hydraulic telescopic rod; 7. Second connecting block; 8. Conveying device; 81. Motor frame; 82 , the first motor; 83, the coupling; 84, the connecting shaft; 85, the first pulley; 86, the belt; 87, the second pulley; 88, the transmission shaft; 89, the first helical blade; 9, the fixed frame; 10 101, the installation frame; 102, the second motor; 103, the main gear; 104, the auxiliary gear; 105, the stirring shaft; 106, the second screw blade; 11, the discharge port.

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。基于本实用新型中的实施例;本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例;都属于本实用新型保护的范围。The following will be combined with the accompanying drawings in the embodiments of the present utility model; the technical solutions in the embodiments of the present utility model will be described clearly and completely; obviously; the described embodiments are only a part of the embodiments of the present utility model; rather than all the implementations example. Based on the embodiments of the present invention; all other embodiments obtained by persons of ordinary skill in the art without creative work; all belong to the protection scope of the present invention.

实施例1:Example 1:

请参阅图1-4,本实用新型提供一种技术方案:一种履带移动式螺旋清仓机,包括履带底座1,履带底座1的顶部固定连接有立柱2,立柱2的顶部转动连接有安装块3,安装块3固定连接有传送筒4,传送筒4的端部设置有出料口11,履带底座1的顶部固定连接有第一连接块5,第一连接块5转动连接有液压伸缩棒6,液压伸缩棒6的输出端转动连接有第二连接块7,第二连接块7与传送筒4的外壁固定连接,传送筒4的内部设置有输送装置8;履带底座1上方设有立柱2,安装块3与立柱2转动连接,且安装块3与传送筒4固定连接,使得传送筒4的角度可以进行调节,当需要调节传送筒4的角度时,液压伸缩棒6工作,对第二连接块7进行支撑,使得安装块3绕立柱2进行转动,即可调节传送筒4的角度,利用输送装置8,对不同高度的物料进行输送,提高使用范围。Please refer to FIGS. 1-4 , the present utility model provides a technical solution: a crawler mobile screw clearing machine, comprising a crawler base 1 , the top of the crawler base 1 is fixedly connected with a column 2 , and the top of the column 2 is rotatably connected with a mounting block 3. The installation block 3 is fixedly connected with the transmission cylinder 4, the end of the transmission cylinder 4 is provided with a discharge port 11, the top of the crawler base 1 is fixedly connected with a first connection block 5, and the first connection block 5 is rotatably connected with a hydraulic telescopic rod 6. A second connection block 7 is rotatably connected to the output end of the hydraulic telescopic rod 6, and the second connection block 7 is fixedly connected to the outer wall of the transmission cylinder 4. The transmission cylinder 4 is provided with a conveying device 8 inside; 2. The installation block 3 is rotatably connected with the column 2, and the installation block 3 is fixedly connected with the transmission cylinder 4, so that the angle of the transmission cylinder 4 can be adjusted. When the angle of the transmission cylinder 4 needs to be adjusted, the hydraulic telescopic rod 6 works, and the first The two connecting blocks 7 are supported so that the mounting block 3 rotates around the upright column 2, so that the angle of the conveying cylinder 4 can be adjusted, and the conveying device 8 is used to convey materials of different heights to improve the use range.

输送装置8包括电机架81,电机架81与传送筒4的顶部固定连接,电机架81固定连接有第一电机82,第一电机82的输出轴固定连接有联轴器83,第一电机82通过联轴器83固定连接有连接轴84,连接轴84的端部固定连接有第一皮带轮85,第一皮带轮85的表面设置有皮带86,第一皮带轮85通过皮带86传动连接有第二皮带轮87,第二皮带轮87的轴心处固定连接有传动轴88,传动轴88与传送筒4的内壁转动连接,传动轴88位于传送筒4内部的一端表面固定连接有第一螺旋叶片89。设置输送装置8,第一电机82工作,带动联轴器83转动,带动连接轴84转动,带动第一皮带轮85转动,通过皮带86带动第二皮带轮87转动,带动传动轴88转动,带动第一螺旋叶片89转动,便于将物料进行输送。The conveying device 8 includes a motor frame 81, which is fixedly connected to the top of the conveying drum 4. The motor frame 81 is fixedly connected with a first motor 82, and the output shaft of the first motor 82 is fixedly connected with a coupling 83. The first motor 82 The connecting shaft 84 is fixedly connected through the coupling 83 , the end of the connecting shaft 84 is fixedly connected with the first pulley 85 , the surface of the first pulley 85 is provided with a belt 86 , and the first pulley 85 is connected to the second pulley through the transmission of the belt 86 . 87. A transmission shaft 88 is fixedly connected to the shaft center of the second pulley 87. The transmission shaft 88 is rotatably connected to the inner wall of the transmission cylinder 4, and the first helical blade 89 is fixedly connected to one end surface of the transmission shaft 88 inside the transmission cylinder 4. The conveying device 8 is set up, the first motor 82 works, drives the coupling 83 to rotate, drives the connecting shaft 84 to rotate, drives the first pulley 85 to rotate, drives the second pulley 87 to rotate through the belt 86, drives the transmission shaft 88 to rotate, and drives the first pulley 87. The helical blade 89 rotates, which is convenient for conveying the material.

实施例2:Example 2:

请参阅图1-4,一种履带移动式螺旋清仓机,与实施例1基本相同,更进一步的是,传送筒4远离出料口11的一端顶部固定连接有固定架9,固定架9固定连接有离散装置10。传送筒4的端部设置离散装置10,便于对待输送的物料进行离散分离,减少结块,进而提高物料输送效率。Please refer to Fig. 1-4, a crawler mobile screw cleaning machine, which is basically the same as Embodiment 1, and further, a fixed frame 9 is fixedly connected to the top of one end of the conveying drum 4 away from the discharge port 11, and the fixed frame 9 is fixed A discrete device 10 is connected. A discrete device 10 is provided at the end of the conveying drum 4 to facilitate discrete separation of the materials to be conveyed, reduce agglomeration, and thereby improve the material conveying efficiency.

离散装置10包括安装框101,安装框101与固定架9固定连接。设置离散装置10,安装框101与固定架9固定连接。The discrete device 10 includes a mounting frame 101 , and the mounting frame 101 is fixedly connected to the fixing frame 9 . The discrete device 10 is provided, and the mounting frame 101 is fixedly connected with the fixing frame 9 .

安装框101的内壁固定连接有第二电机102,第二电机102的输出轴固定连接有主齿轮103,主齿轮103啮合传动有副齿轮104,副齿轮104的轴心处固定连接有搅拌轴105,搅拌轴105与安装框101转动连接,搅拌轴105位于安装框101外部的一端表面固定连接有第二螺旋叶片106。安装框101内部设置第二电机102,第二电机102工作,带动主齿轮103转动,带动副齿轮104转动,带动搅拌轴105转动,带动第二螺旋叶片106转动,便于对待输送的物料进行离散分离,使之落入传送筒4内,进而提高物料输送效率。The inner wall of the mounting frame 101 is fixedly connected with a second motor 102, the output shaft of the second motor 102 is fixedly connected with a main gear 103, the main gear 103 is engaged with a secondary gear 104, and the shaft center of the secondary gear 104 is fixedly connected with a stirring shaft 105 , the stirring shaft 105 is rotatably connected with the installation frame 101 , and a second helical blade 106 is fixedly connected to one end surface of the stirring shaft 105 outside the installation frame 101 . A second motor 102 is installed inside the installation frame 101. The second motor 102 works, drives the main gear 103 to rotate, drives the auxiliary gear 104 to rotate, drives the stirring shaft 105 to rotate, and drives the second helical blade 106 to rotate, which facilitates discrete separation of the materials to be conveyed. , so that it falls into the conveying cylinder 4, thereby improving the material conveying efficiency.

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改进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内。The above is only a preferred embodiment of the present utility model; but the protection scope of the present utility model is not limited to this; any person skilled in the art is within the technical scope disclosed by the present utility model; according to the present utility model The new technical solutions and their improved ideas are equivalently replaced or changed; all should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a portable spiral grain cleaner of track, includes track base (1), top fixedly connected with stand (2) of track base (1), the top of stand (2) is rotated and is connected with installation piece (3), installation piece (3) fixedly connected with conveying cylinder (4), the tip of conveying cylinder (4) is provided with discharge gate (11), its characterized in that: the top of the track base (1) is fixedly connected with a first connecting block (5), the first connecting block (5) is rotatably connected with a hydraulic telescopic rod (6), the output end of the hydraulic telescopic rod (6) is rotatably connected with a second connecting block (7), the second connecting block (7) is fixedly connected with the outer wall of the conveying cylinder (4), and a conveying device (8) is arranged inside the conveying cylinder (4);
the conveying device (8) comprises a motor frame (81), the motor frame (81) is fixedly connected with the top of the conveying cylinder (4), the motor frame (81) is fixedly connected with a first motor (82), an output shaft of the first motor (82) is fixedly connected with a coupling (83), the first motor (82) is fixedly connected with a connecting shaft (84) through a coupling (83), the end part of the connecting shaft (84) is fixedly connected with a first belt pulley (85), the surface of the first belt pulley (85) is provided with a belt (86), the first belt pulley (85) is connected with a second belt pulley (87) through the belt (86), a transmission shaft (88) is fixedly connected at the axle center of the second belt pulley (87), the transmission shaft (88) is rotatably connected with the inner wall of the conveying cylinder (4), and a first spiral blade (89) is fixedly connected to the surface of one end, located inside the conveying cylinder (4), of the transmission shaft (88).
2. The mobile crawler spiral emptying machine as claimed in claim 1, wherein: the top of one end, far away from the discharge hole (11), of the conveying cylinder (4) is fixedly connected with a fixing frame (9), and the fixing frame (9) is fixedly connected with a dispersing device (10).
3. The mobile crawler spiral emptying machine as claimed in claim 2, wherein: the dispersing device (10) comprises a mounting frame (101), and the mounting frame (101) is fixedly connected with the fixing frame (9).
4. A crawler-type spiral grain cleaner as claimed in claim 3, wherein: the inner wall fixedly connected with second motor (102) of installing frame (101), the output shaft fixedly connected with master gear (103) of second motor (102), master gear (103) meshing transmission has pinion (104), fixedly connected with (mixing) shaft (105) of axle center department of pinion (104), (mixing) shaft (105) rotate with installing frame (101) and are connected, the (mixing) shaft (105) are located the outside one end fixed surface of installing frame (101) and are connected with second helical blade (106).
CN202123203834.7U 2021-12-20 2021-12-20 Portable spiral of track machine of clearing away warehouse Expired - Fee Related CN216425820U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123203834.7U CN216425820U (en) 2021-12-20 2021-12-20 Portable spiral of track machine of clearing away warehouse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123203834.7U CN216425820U (en) 2021-12-20 2021-12-20 Portable spiral of track machine of clearing away warehouse

Publications (1)

Publication Number Publication Date
CN216425820U true CN216425820U (en) 2022-05-03

Family

ID=81319337

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123203834.7U Expired - Fee Related CN216425820U (en) 2021-12-20 2021-12-20 Portable spiral of track machine of clearing away warehouse

Country Status (1)

Country Link
CN (1) CN216425820U (en)

Similar Documents

Publication Publication Date Title
CN109304987A (en) A kind of adjustable wall surface spraying device of architectural decoration
CN206758951U (en) Multifunctional power construction machine
CN218705639U (en) Conveying device for special alumina wet material
CN216425820U (en) Portable spiral of track machine of clearing away warehouse
CN211058342U (en) A material lifting machine for concrete production
CN110814899A (en) Building construction ground grinding device
CN213801988U (en) Sand feeding device of vertical sand tank
CN212092663U (en) A grinding device for refractory processing
CN212702334U (en) Raw material processing device of tower-type production line for producing putty powder
CN208516301U (en) A kind of sludge raw material feeding screw rod hoister structure
CN208932365U (en) A kind of screw elevator
CN207876860U (en) A kind of rice production feeding device
CN220763082U (en) Portable concrete mixing equipment
CN214288704U (en) High-efficient grinder of metal class frit
CN221965453U (en) Coarse grinding device for processing red mud-based cementing material
CN222295586U (en) Building wall plastering device
CN221968635U (en) An efficient plastic spiral feeder
CN216637831U (en) Grit conveyer for building bridge
CN217670227U (en) Feeding hopper used in concrete mixing plant
CN218373864U (en) A grouting device for foundation treatment
CN219101357U (en) Feed back mechanism of platform truck is pour to self-propelled duplex lane inverted arch
CN221683016U (en) Exploitation sprayer
CN207344835U (en) A kind of tunnel dust protected concrete mixer
CN219729550U (en) Raw material conveying device for concrete
CN214241281U (en) Automatic feeding device for bag-feeding type packaging machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220503

CF01 Termination of patent right due to non-payment of annual fee