CN210025805U - A feeding device for mortar equipment - Google Patents
A feeding device for mortar equipment Download PDFInfo
- Publication number
- CN210025805U CN210025805U CN201922012529.6U CN201922012529U CN210025805U CN 210025805 U CN210025805 U CN 210025805U CN 201922012529 U CN201922012529 U CN 201922012529U CN 210025805 U CN210025805 U CN 210025805U
- Authority
- CN
- China
- Prior art keywords
- mortar
- vertical rod
- bottom plate
- wall
- material tank
- 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
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 55
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 244000309464 bull Species 0.000 claims 4
- 238000007599 discharging Methods 0.000 claims 3
- 125000003003 spiro group Chemical group 0.000 claims 2
- 230000000740 bleeding effect Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004904 shortening Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011469 building brick Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
本实用新型公开了一种砂浆设备用发料装置,包括料罐,所述料罐的内壁固定装配有圆环,所述圆环的内壁插接有底板,所述底板的中心位置转动贯穿有竖杆,所述竖杆的左右两侧均固定装配有搅拌杆,两个所述搅拌杆均位于底板下方,所述料罐的底端固定贯穿有出料管。将齿轮卡接到顶板上的卡槽中,启动电机带动竖杆转动,竖杆转动时上方的搅拌叶搅拌新的砂浆进行备用,竖杆同时带动搅拌棒对搅拌好的砂浆进行再次的搅拌,避免砂浆出现泌水的现象,防止影响施工的效果,通过扳动竖杆移动,带动底板一起动,原本位于上部分拌好的砂浆流到下部分空间内,继续进行使用,缩短准备砂浆的时间,提高工人的施工效率,实用性能强,有利于推广。
The utility model discloses a material feeding device for mortar equipment, comprising a material tank, an inner wall of the material tank is fixedly assembled with a circular ring, the inner wall of the circular ring is inserted with a bottom plate, and the center position of the bottom plate rotates through a The vertical rod, the left and right sides of the vertical rod are fixedly equipped with stirring rods, the two stirring rods are both located under the bottom plate, and the bottom end of the material tank is fixedly penetrated with a discharge pipe. The gear is clamped into the slot on the top plate, and the motor is started to drive the vertical rod to rotate. When the vertical rod rotates, the stirring blade above stirs the new mortar for standby, and the vertical rod simultaneously drives the stirring rod to stir the mixed mortar again. To avoid the phenomenon of bleeding in the mortar and prevent the effect of construction, by pulling the vertical rod to move, the bottom plate is driven to move together. The mixed mortar originally located in the upper part flows into the lower part of the space and continues to be used, shortening the time for preparing the mortar. , Improve the construction efficiency of workers, strong practical performance, and is conducive to promotion.
Description
技术领域technical field
本实用新型涉及砂浆设备技术领域,具体领域为一种砂浆设备用发料装置。The utility model relates to the technical field of mortar equipment, in particular to a feeding device for mortar equipment.
背景技术Background technique
砂浆是建筑上砌砖使用的黏结物质,由一定比例的沙子和胶结材料(水泥、石灰膏、黏土等)加水和成,也叫灰浆,也作砂浆,砂浆主要用于墙面喷涂及地面处理,其一次使用量比混凝土小,砂浆在拌成后需要在三到四个小时内使用完成,应该随拌随用,现有的砂浆设备用发料装置,在一个位置拌成砂浆,在输送到各个位置,工人进行使用,但是在使用的过程中,只能拌出少量的砂浆,避免砂浆会硬化,不能即使的拌出下一批砂浆进行备用,延误了施工的时间,导致实用性能差。Mortar is a bonding substance used in building bricks. It is composed of a certain proportion of sand and cementing materials (cement, lime paste, clay, etc.) and water. It is also called mortar and is also used as mortar. Mortar is mainly used for wall spraying and ground treatment , its one-time use amount is smaller than that of concrete. After the mortar is mixed, it needs to be used within three to four hours. It should be used as needed. The existing mortar equipment uses a feeding device to mix mortar at one location, and then transport it. To each location, workers use it, but in the process of use, only a small amount of mortar can be mixed to avoid the mortar from hardening. .
实用新型内容Utility model content
本实用新型的目的在于提供一种砂浆设备用发料装置,以解决上述背景技术中提出的问题。The purpose of the present invention is to provide a feeding device for mortar equipment, so as to solve the problems raised in the above background technology.
为实现上述目的,本实用新型提供如下技术方案:一种砂浆设备用发料装置,包括料罐,所述料罐的内壁固定装配有圆环,所述圆环的内壁插接有底板,所述底板的中心位置转动贯穿有竖杆,所述竖杆的左右两侧均固定装配有搅拌杆,两个所述搅拌杆均位于底板下方,所述料罐的底端固定贯穿有出料管,所述出料管的侧面固定贯穿有导管,所述导管的数量为四个且均匀分布于出料管上,所述竖杆的外壁顶端固定装配有搅拌叶,所述搅拌叶的数量为两个,所述搅拌叶位于底板上方,所述竖杆的顶端固定装配有顶板,所述顶板的上表面开设有卡槽,所述料罐的顶端扣合有顶盖,所述顶盖的上表面固定装配有电机,所述电机的转轴贯穿顶盖延伸至料罐内,所述电机转轴的底端固定装配有齿轮,所述齿轮卡接于卡槽内。In order to achieve the above purpose, the present utility model provides the following technical solutions: a material sending device for mortar equipment, comprising a material tank, the inner wall of the material tank is fixedly equipped with a circular ring, and the inner wall of the circular ring is inserted with a bottom plate, so The center of the bottom plate rotates through a vertical rod, the left and right sides of the vertical rod are fixedly equipped with stirring rods, the two stirring rods are located under the bottom plate, and the bottom end of the material tank is fixedly penetrated with a discharge pipe , the side of the discharge pipe is fixed with a guide pipe, the number of the guide pipe is four and evenly distributed on the discharge pipe, the top of the outer wall of the vertical rod is fixedly equipped with a stirring blade, and the number of the stirring blade is Two, the stirring blade is located above the bottom plate, the top of the vertical rod is fixedly assembled with a top plate, the upper surface of the top plate is provided with a slot, the top of the material tank is buckled with a top cover, and the top of the top cover is A motor is fixedly assembled on the upper surface, the rotating shaft of the motor extends through the top cover into the material tank, and the bottom end of the rotating shaft of the motor is fixedly assembled with a gear, and the gear is clamped in the slot.
优选的,所述顶板的底端设有套环,所述套环的两侧均转动装配有转杆的一端,所述转杆的另一端与料罐的内壁转动装配,所述转杆靠近料罐的一侧外壁固定套接有隔板,所述隔板的远离转杆的一侧螺接有螺栓,所述料罐的两侧顶端均开设有通孔,所述通孔的内壁螺接有与螺栓配合使用的螺母。Preferably, the bottom end of the top plate is provided with a collar, both sides of the collar are rotatably assembled with one end of a rotating rod, the other end of the rotating rod is rotatably assembled with the inner wall of the material tank, and the rotating rod is close to the One side of the outer wall of the material tank is fixedly sleeved with a partition plate, the side of the partition plate away from the rotating rod is screwed with bolts, the tops of both sides of the material tank are provided with through holes, and the inner wall of the through hole is screwed. A nut for use with the bolt is attached.
优选的,所述圆环的内壁固定装配有橡胶圈,所述橡胶圈与底板紧密贴合。Preferably, a rubber ring is fixedly assembled on the inner wall of the circular ring, and the rubber ring is in close contact with the bottom plate.
优选的,所述竖杆的左右两侧均固定装配有支杆的一端,所述支杆位于底板和搅拌杆之间,所述支杆的另一端固定装配有刮板。Preferably, both the left and right sides of the vertical rod are fixedly equipped with one end of a support rod, the support rod is located between the bottom plate and the stirring rod, and the other end of the support rod is fixedly equipped with a scraper.
优选的,所述刮板靠近料罐的一侧固定装配有橡胶条。Preferably, a rubber strip is fixedly assembled on one side of the scraper close to the material tank.
优选的,所述料罐的外壁两侧底端均固定装配有支架。Preferably, the bottom ends of both sides of the outer wall of the material tank are fixedly equipped with brackets.
与现有技术相比,本实用新型的有益效果是:一种砂浆设备用发料装置,通过圆环和底板的配合,将料罐内的空间分割成上下两部分,上部分空间用于对拌成新的砂浆,下部分用于对拌好的砂浆进行存放,通过电机和齿轮的配合,通过顶板和竖杆的配合,将齿轮卡接到顶板上的卡槽中,启动电机带动竖杆转动,竖杆转动时上方的搅拌叶搅拌新的砂浆进行备用,竖杆同时带动搅拌棒对搅拌好的砂浆进行再次的搅拌,避免砂浆出现泌水的现象,防止影响施工的效果,通过扳动竖杆移动,带动底板一起动,原本位于上部分拌好的砂浆流到下部分空间内,继续进行使用,缩短准备砂浆的时间,提高工人的施工效率,实用性能强,有利于推广。Compared with the prior art, the beneficial effect of the utility model is: a material feeding device for mortar equipment, through the cooperation of the ring and the bottom plate, the space in the material tank is divided into upper and lower parts, and the upper part of the space is used for Mixed into new mortar, the lower part is used to store the mixed mortar. Through the cooperation of the motor and the gear, through the cooperation of the top plate and the vertical rod, the gear is clamped into the slot on the top plate, and the motor is started to drive the vertical rod. Rotate, when the vertical rod rotates, the upper stirring blade stirs the new mortar for standby, and the vertical rod simultaneously drives the stirring rod to stir the mixed mortar again, so as to avoid the phenomenon of bleeding of the mortar and prevent the effect of the construction from being affected. The vertical rod moves to drive the bottom plate to move together. The mixed mortar originally located in the upper part flows into the lower part of the space and continues to be used. It shortens the time for preparing mortar, improves the construction efficiency of workers, and has strong practical performance, which is conducive to promotion.
附图说明Description of drawings
图1为本实用新型的结构示意图;Fig. 1 is the structural representation of the utility model;
图2为图1中的A处结构示意图;Fig. 2 is the structural representation of A place in Fig. 1;
图3为图1中的B处结构示意图;Fig. 3 is the structural representation at B in Fig. 1;
图4为本实用新型的顶板和卡槽结构俯视图。FIG. 4 is a top plan view of the top plate and the card slot structure of the present invention.
图中:1-料罐、2-支架、3-圆环、4-底板、5-橡胶圈、6-竖杆、7-搅拌杆、8-出料管、9-导管、10-支杆、11-刮板、12-橡胶条、13-搅拌叶、14-顶板、15-齿轮、16-顶盖、17-电机、18-套环、19-转杆、20-隔板、21-螺栓、22-卡槽、23-螺母。In the picture: 1- Material tank, 2- Bracket, 3- Ring, 4- Bottom plate, 5- Rubber ring, 6- Vertical rod, 7- Stirring rod, 8- Discharge pipe, 9- Conduit, 10- Support rod , 11-scraper, 12-rubber strip, 13-stirring blade, 14-top plate, 15-gear, 16-top cover, 17-motor, 18-ring, 19-rotating rod, 20-partition, 21- Bolts, 22-slots, 23-nuts.
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 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. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.
请参阅图1-4,本实用新型提供一种技术方案:一种砂浆设备用发料装置,包括料罐1,料罐1的内壁固定装配有圆环3,圆环3的内壁插接有底板4,底板4的中心位置转动贯穿有竖杆6,竖杆6的左右两侧均固定装配有搅拌杆7,两个搅拌杆7均位于底板4下方,料罐1的底端固定贯穿有出料管8,出料管8的侧面固定贯穿有导管9,导管9的数量为四个且均匀分布于出料管8上,竖杆6的外壁顶端固定装配有搅拌叶13,搅拌叶13的数量为两个,搅拌叶13位于底板4上方,竖杆6的顶端固定装配有顶板14,顶板14的上表面开设有卡槽22,料罐1的顶端扣合有顶盖16,顶盖16的上表面固定装配有电机17,电机17的转轴贯穿顶盖16延伸至料罐1内,电机17转轴的底端固定装配有齿轮15,齿轮15卡接于卡槽22内。1-4, the present utility model provides a technical solution: a material feeding device for mortar equipment, comprising a
导管9需要装配相应的阀门和砂浆泵,用于对砂浆的输送,圆环3和底板4将料罐1内部的空间分成上下两部分,下部分用于存放搅拌好的砂浆,上部分空间存放用于搅拌砂浆的原料,正常使用时,将顶盖16扣合到料罐1上,齿轮15卡接到卡槽22中,卡槽22的形状如图4所示,卡槽22由多个卡齿组成,接通电机17的外接电源,电机17开始工作,带动通过齿轮15和卡槽22的啮合带动竖杆6转动,竖杆6转动时带动搅拌杆7转动,搅拌杆7的形状如图1所示,对砂浆进行搅拌,避免出现泌水的现象,下部分空间内的砂浆要用完时,将料罐1中倒入水,再次启动电机17,电机17带动搅拌叶13对原料进行搅拌,搅拌出新的砂浆,搅拌完成后,关闭电机17将顶盖16取下,扳动竖杆6向上移动,使底板4与圆环3分离,拌好的砂浆从缝隙中进入到料罐1下部分的空间内,可以继续对砂浆进行使用。The
具体而言,顶板14的底端设有套环18,套环18的两侧均转动装配有转杆19的一端,转杆19的另一端与料罐1的内壁转动装配,转杆19靠近料罐1的一侧外壁固定套接有隔板20,隔板20的远离转杆19的一侧螺接有螺栓21,料罐1的两侧顶端均开设有通孔,通孔的内壁螺接有与螺栓21配合使用的螺母23。Specifically, the bottom end of the
需要使用新拌好的砂浆时,将顶盖16取下,同时转动两侧的转杆19,将原本位于底端的螺栓21转动至顶端,转杆19在转动的过程中推动套环18向上移动,套环18推动顶板14向上移动,此时底板4与圆环3之间出现缝隙,砂浆通过缝隙流到料罐1下部分的空间内,螺栓21与螺母23位于同一水平位置后,转动螺栓21,将螺栓21螺接到螺母23内,对隔板20的位置进行限制,使砂浆能够持续的流入到底端。When it is necessary to use the freshly mixed mortar, remove the
具体而言,圆环3的内壁固定装配有橡胶圈5,橡胶圈5与底板4紧密贴合。Specifically, a
橡胶圈5用于对圆环3与底板4之间进行密封。The
具体而言,竖杆6的左右两侧均固定装配有支杆10的一端,支杆10位于底板4和搅拌杆7之间,支杆10的另一端固定装配有刮板11。Specifically, the left and right sides of the
竖杆6在转动的过程中带动支杆10一起转动,支杆10在转动的过程中带动刮板11一起转动,将残留在料罐1内壁上的砂浆刮下,避免砂浆残留在料罐1的内壁。The
具体而言,刮板11靠近料罐1的一侧固定装配有橡胶条12。Specifically, a
橡胶条12能够增加刮板11与料罐1之间的摩擦力,增加刮板11对料罐1内壁的清理效果,避免砂浆残留在料罐1的内壁上。The
具体而言,料罐1的外壁两侧底端均固定装配有支架2。Specifically, the bottom ends on both sides of the outer wall of the
支架2对料罐1进行支撑,使料罐1放置的更加稳定。The
工作原理:位于料罐1内的砂浆要用完时,将料罐1中倒入水和原料,启动电机17,电机17带动搅拌叶13对原料进行搅拌,搅拌出新的砂浆,搅拌完成后,关闭电机17将顶盖16取下,扳动竖杆6向上移动,使底板4与圆板3分离,拌好的砂浆从缝隙中进入到料罐1下部分的空间内,再次启动电机17可以对砂浆进行搅拌,继续对砂浆进行使用,电机17带动通过齿轮15和卡槽22的啮合带动竖杆6转动,竖杆6转动时带动搅拌杆7转动,对砂浆进行搅拌,避免出现泌水的现象。Working principle: When the mortar in the
在本实用新型的描述中,除非另有明确的规定和限定,术语“设置”、“安装”、“相连”、“连接”、“固定”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言,可以具体情况理解上述术语在本实用新型中的具体含义。In the description of the present invention, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection", "connection" and "fixation" should be interpreted in a broad sense, for example, it may be a fixed connection, or It can be a detachable connection or an integrated body; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two elements or the interaction between the two elements. . For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.
本实用新型使用到的标准零件均可以从市场上购买,异形件根据说明书的和附图的记载均可以进行订制,各个零件的具体连接方式均采用现有技术中成熟的螺栓、铆钉、焊接等常规手段,机械、零件和设置备均采用现有技术中,常规的型号,加上电路连接采用现有技术中常规的连接方式,在此不再详述。The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description in the specification and the drawings, and the specific connection method of each part adopts the mature bolts, rivets and welding in the prior art. and other conventional means, the machinery, parts and equipment all adopt the conventional model in the prior art, and the circuit connection adopts the conventional connection manner in the prior art, which will not be described in detail here.
尽管已经示出和描述了本实用新型的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本实用新型的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922012529.6U CN210025805U (en) | 2019-11-20 | 2019-11-20 | A feeding device for mortar equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922012529.6U CN210025805U (en) | 2019-11-20 | 2019-11-20 | A feeding device for mortar equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210025805U true CN210025805U (en) | 2020-02-07 |
Family
ID=69351571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922012529.6U Expired - Fee Related CN210025805U (en) | 2019-11-20 | 2019-11-20 | A feeding device for mortar equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210025805U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060273A (en) * | 2020-09-25 | 2020-12-11 | 芜湖英罗智能制造有限公司 | A quantitative feeding device for 3D printer |
| CN112536917A (en) * | 2020-12-02 | 2021-03-23 | 黑龙江建筑职业技术学院 | Grouting device for tunnel and bridge construction and use method |
-
2019
- 2019-11-20 CN CN201922012529.6U patent/CN210025805U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060273A (en) * | 2020-09-25 | 2020-12-11 | 芜湖英罗智能制造有限公司 | A quantitative feeding device for 3D printer |
| CN112536917A (en) * | 2020-12-02 | 2021-03-23 | 黑龙江建筑职业技术学院 | Grouting device for tunnel and bridge construction and use method |
| CN112536917B (en) * | 2020-12-02 | 2021-11-23 | 黑龙江建筑职业技术学院 | Grouting device for tunnel and bridge construction and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109016139B (en) | Bridge construction stirring tank and using method thereof | |
| CN217777349U (en) | Energy-concerving and environment-protective type ready-mixed concrete mixing plant | |
| CN211306791U (en) | Grouting device is used in production of cement concrete prefabricated component | |
| CN210025805U (en) | A feeding device for mortar equipment | |
| CN220940757U (en) | Reaction kettle for producing water reducer | |
| CN212218862U (en) | Mixer for hydraulic and hydroelectric engineering building | |
| CN204911366U (en) | Agitator | |
| CN208115646U (en) | A kind of exterior coating mixing device | |
| CN218429124U (en) | Civil engineering cement watering device | |
| CN214871619U (en) | A new type of grouting material stirring structure | |
| CN214210344U (en) | Slurry stirring device for pouring light bricks | |
| CN206589141U (en) | Grouting mixer and hybrid power stirring system | |
| CN213703994U (en) | Concrete processing equipment convenient to maintain | |
| CN213918905U (en) | Cement concrete agitating unit for municipal administration machinery | |
| CN211358499U (en) | A device for putty powder production | |
| CN209504515U (en) | Concrete pouring mixer for building construction | |
| CN211806980U (en) | A flash mixed agitating unit for building material | |
| CN211246207U (en) | Textile printing and dyeing dye mixing equipment | |
| CN223790740U (en) | A grouting and filling device for coal mine goaf areas | |
| CN209453840U (en) | A kind of anticlogging aerated bricks casting device | |
| CN208302638U (en) | A kind of modified asphalt-stirring device | |
| CN111993574A (en) | Automatic abluent mortar mixer | |
| CN218659841U (en) | Preparation facilities that contains non-crack impervious concrete of machine-made sand | |
| CN216139180U (en) | Efficient unloading mechanism for crude sand silo | |
| CN218991612U (en) | Bridge tunnel grouting 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: 20200207 |
