CN209566324U - A kind of architectural engineering agitating device - Google Patents
A kind of architectural engineering agitating device Download PDFInfo
- Publication number
- CN209566324U CN209566324U CN201821649471.5U CN201821649471U CN209566324U CN 209566324 U CN209566324 U CN 209566324U CN 201821649471 U CN201821649471 U CN 201821649471U CN 209566324 U CN209566324 U CN 209566324U
- Authority
- CN
- China
- Prior art keywords
- agitator tank
- sleeve
- bull stick
- fixedly connected
- wall
- 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
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model discloses a kind of architectural engineering agitating devices, including agitator tank, the upper end middle position of agitator tank is fixedly connected with the first driving motor by the first fixed plate, the output end of first driving motor is rotatably connected to bull stick by first shaft coupling, the lower end of bull stick sequentially passes through the upper side wall of the first fixed plate and agitator tank and extends to the inside of agitator tank, the side wall of bull stick is rotatablely connected by the upper side wall of the first rolling bearing and agitator tank, the bar wall movable sleeve of bull stick is equipped with sleeve, the bar wall lower end of bull stick is fixed with two symmetrically arranged sliding blocks, the inner sidewall of sleeve offers the sliding slot to match with sliding block, the lateral wall of sleeve is fixed with the equally distributed paddle of multiple groups, the interior lower end of sleeve is additionally provided with elevating mechanism.The utility model can effectively stir evenly concrete, avoid the occurrence of lamination, improve the mixing quality of concrete, and improve stirring efficiency, use convenient for people.
Description
Technical field
The utility model relates to construction engineering technical field more particularly to a kind of architectural engineering agitating devices.
Background technique
Building is the general name of building and structures, is people to meet social life needs, utilizes grasped object
Matter technological means, and the artificial environment created with certain scientific law, geomantic omen theory and aesthetic principle, building are that people use
Soil, brick, watt, stone material, timber；Wait the space that one kind of construction materials composition is for human habitation and uses, such as house, bridge, factory
Room, gymnasium, cave dwelling, water tower, temple etc., broadly for, landscape, gardens are also wing.
In construction projects, the mixing quality of concrete is easy to influence the build guality of building, currently, in construction site
On, people are stirred uniformly concrete using agitating device, but existing agitating device can only in ready-mixed concrete
The concrete of same level in agitator tank is stirred, is easy that concrete is made lamination occur after stirring, leads to agitator tank
Interior concrete upper part dilutes and lower part is thick, and stirring is uneven, influences the quality of building, and stirring efficiency is low, because
This proposes a kind of architectural engineering agitating device.
Utility model content
Purpose of the utility model is to solve agitating devices in the prior art can only be to stirring in ready-mixed concrete
The concrete of same level is stirred in case, is easy that concrete is made lamination occur after stirring, is caused mixed in agitator tank
Solidifying soil upper part dilutes and lower part is thick, and stirring is uneven, influences the quality of building, and the problem that stirring efficiency is low, and
A kind of architectural engineering agitating device proposed.
To achieve the goals above, the utility model adopts the technical scheme that
The upper end middle position of a kind of architectural engineering agitating device, including agitator tank, the agitator tank is fixed by first
Plate is fixedly connected with the first driving motor, and the output end of first driving motor is rotatably connected to by first shaft coupling
Bar, the lower end of the bull stick sequentially passes through the upper side wall of the first fixed plate and agitator tank and extends to the inside of agitator tank, described
The side wall of bull stick is rotatablely connected by the upper side wall of the first rolling bearing and agitator tank, and the bar wall movable sleeve of the bull stick is equipped with set
Cylinder, the bar wall lower end of the bull stick are fixed with two symmetrically arranged sliding blocks, and the inner sidewall of the sleeve offers and sliding block
The sliding slot to match, the lateral wall of the sleeve are fixed with the equally distributed paddle of multiple groups, the interior lower end of the sleeve
It is additionally provided with elevating mechanism, the left and right two side walls of the agitator tank have been respectively fixedly connected with feed pipe and water inlet pipe, the stirring
The bottom side of case is fixedly connected with discharge nozzle.
Preferably, the elevating mechanism includes reciprocating screw rod, the reciprocating screw rod and sleeve pivot bush unit, the past multifilament
The bar wall movable sleeve of bar is equipped with feed screw nut, and the feed screw nut is fixedly connected with the bottom of sleeve, under the reciprocating screw rod
End is run through the lower wall of agitator tank and is rotatablely connected by the lower wall of the second rolling bearing and agitator tank, the bottom of the agitator tank
Portion middle position is fixed with the second driving motor by the second fixed plate, and the output end of second driving motor passes through second
The rotation connection of the lower end of shaft coupling and reciprocating screw rod.
Preferably, one end that the reciprocating screw rod is located in agitator tank is fixedly connected there are two symmetrically arranged push plate, and two
A push plate is located at the setting of agitator tank lower inside, and the surface of two push plates offers multiple equally distributed through-holes.
Preferably, the bottom of the agitator tank is fixed with annular slab, and the surrounding side wall of the annular slab is fixedly connected with
The bar wall upside of multiple equally distributed support rods, multiple support rods is fixedly connected with agitator tank.
Preferably, the bottom of multiple support rods is fixed with support plate, and the bottom of the support plate is equipped with anti-skidding
Line.
Preferably, the outer sheath of second driving motor is equipped with protective shell, and the upper end of the protective shell is fixed with second
Plate is fixedly connected, and the protective shell offers multiple equally distributed heat release holes far from the side of discharge nozzle.
Compared with prior art, the utility model provides a kind of architectural engineering agitating device, have it is following the utility model has the advantages that
1, the architectural engineering agitating device is able to drive bull stick rotation by the first driving motor being equipped with, and bull stick can
It is able to drive sleeve rotating by sliding block, sleeve is able to drive multiple paddle rotations, so as to mix to agitator tank inside
Solidifying soil is stirred, and sleeve rotating can also drive feed screw nut to rotate, and by being equipped with reciprocating screw rod, feed screw nut's rotation can
Band moving sleeve moves back and forth up and down, and sleeve is able to drive multiple paddles and moves back and forth up and down, so as to make concrete or more
It is uniformly mixed, avoids concrete delamination, stirred evenly convenient for concrete, improve stirring efficiency.
2, the architectural engineering agitating device is able to drive reciprocating screw rod rotation by the second driving motor being equipped with, back and forth
Screw rod rotation is able to drive push plate rotation, so as to push the concrete of agitator tank lower inside at discharge nozzle to, accelerates
Expect speed, avoid remaining, and reciprocating screw rod rotation can also drive feed screw nut to move up and down, feed screw nut is able to drive sleeve
It moves up and down, sleeve is able to drive paddle and moves back and forth up and down, so as to the mixing agitator tank inner upper in discharging
The push downwards of solidifying soil makes the concrete mixing discharging of two sides up and down inside agitator tank, improves the quality of concrete, make convenient for people
With.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Effectively concrete can be stirred evenly, avoid the occurrence of lamination, improve the mixing quality of concrete, and improve stirring effect
Rate uses convenient for people.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of architectural engineering agitating device structural schematic diagram；
Fig. 2 is the schematic enlarged-scale view of part A in Fig. 1.
In figure: 1 agitator tank, 2 first driving motors, 3 bull sticks, 4 sleeves, 5 sliding blocks, 6 paddles, 7 feed pipes, 8 water inlet pipes,
9 discharge nozzles, 10 reciprocating screw rods, 11 feed screw nuts, 12 second driving motors, 13 push plates, 14 support rods, 15 annular slabs, 16 supports
Plate, 17 protective shells.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, the upper end middle position of a kind of architectural engineering agitating device, including agitator tank 1, agitator tank 1 passes through
First fixed plate is fixedly connected with the first driving motor 2, and the output end of the first driving motor 2 is rotatablely connected by first shaft coupling
There is bull stick 3, the lower end of bull stick 3 sequentially passes through the upper side wall of the first fixed plate and agitator tank 1 and extends to the inside of agitator tank 1,
The side wall of bull stick 3 is rotatablely connected by the upper side wall of the first rolling bearing and agitator tank 1, and the bar wall movable sleeve of bull stick 3 is equipped with set
Cylinder 4, the bar wall lower end of bull stick 3 is fixed with two symmetrically arranged sliding blocks 5, and the inner sidewall of sleeve 4 offers and 5 phase of sliding block
The sliding slot matched, the lateral wall of sleeve 4 are fixed with the equally distributed paddle 6 of multiple groups, and the interior lower end of sleeve 4 is additionally provided with lifting
Mechanism, the left and right two side walls of agitator tank 1 have been respectively fixedly connected with feed pipe 7 and water inlet pipe 8, and the bottom side of agitator tank 1 is solid
Surely it is connected with discharge nozzle 9, the bottom of agitator tank 1 is fixed with annular slab 15, and the surrounding side wall of annular slab 15 is fixedly connected with more
A equally distributed support rod 14 is fixedly connected on the upside of the bar wall of multiple support rods 14 with agitator tank 1, can to agitator tank 1 into
Row support, the bottom of multiple support rods 14 are fixed with support plate 16, and the bottom of support plate 16 is equipped with anti-skid chequer, increases support
The contact area of bar 14 and ground, improves the stability of device, and elevating mechanism includes reciprocating screw rod 10, reciprocating screw rod 10 and sleeve
4 pivot bush units, the bar wall movable sleeve of reciprocating screw rod 10 are equipped with feed screw nut 11, the fixed company in the bottom of feed screw nut 11 and sleeve 4
It connects, the lower end of reciprocating screw rod 10 is run through the lower wall of agitator tank 1 and rotated by the lower wall of the second rolling bearing and agitator tank 1
Connection, the bottom middle position of agitator tank 1 is fixed with the second driving motor 12, the second driving motor 12 by the second fixed plate
Output end be rotatablely connected by the lower end of second shaft coupling and reciprocating screw rod 10, reciprocating screw rod 10 is located at one in agitator tank 1
End is fixedly connected there are two symmetrically arranged push plate 13, and two push plates 13 are located at the setting of 1 lower inside of agitator tank, and two push plates
13 surface offers multiple equally distributed through-holes, and the stress being subject to when reducing 13 rotation forces concrete of push plate avoids
Push plate 13 damages, and drives reciprocating screw rod 10 to rotate by the second driving motor 12 being equipped with, the rotation of reciprocating screw rod 10 drives push plate
13 rotations accelerate discharging speed, avoid remaining, and past so that the concrete of 1 lower inside of agitator tank be pushed at discharge nozzle 9
The rotation of multifilament bar 10 also drives feed screw nut 11 to move up and down, and feed screw nut 11 moves up and down with moving sleeve 4, and the drive of sleeve 4 is stirred
It mixes leaf 6 to move back and forth up and down, to push the concrete of 1 inner upper of agitator tank downwards in discharging, make inside agitator tank 1
The concrete of upper and lower two sides mixes discharging, improves the quality of concrete, uses convenient for people, the outer sheath of the second driving motor 12
Equipped with protective shell 17, the upper end of protective shell 17 is fixedly connected with the second fixed plate, and concrete is splashed to when discharge nozzle 9 being avoided to discharge
On second driving motor 12, protective shell 17 offers multiple equally distributed heat release holes far from the side of discharge nozzle 9, is convenient for second
Driving motor 12 radiates when working, and the first driving motor 2 and the second driving motor 12 pass through control switch and external power supply electricity
Property connection, this is the prior art, and the first driving motor 2 and the second driving motor 12 are band-type brake motor, and the first driving motor 2
It is used separately with the second driving motor 12, does not do excessive narration herein.
In the utility model, when stirring, bull stick 3 is driven to rotate by the first driving motor 2 being equipped with, bull stick 3 passes through cunning
Block 5 is rotated with moving sleeve 4, and sleeve 4 drives multiple paddles 6 to rotate, so that the concrete inside agitator tank 1 is stirred,
The rotation of sleeve 4 also drives feed screw nut 11 to rotate, and by being equipped with reciprocating screw rod 10, feed screw nut 11 rotates about 4 moving sleeve of band
It moves back and forth, sleeve 4 drives multiple paddles 6 to move back and forth up and down, so that concrete be made to be uniformly mixed up and down, avoids concrete
Layering, stirs evenly convenient for concrete, improves stirring efficiency, when discharging, is driven back and forth by the second driving motor 12 being equipped with
Screw rod 10 rotates, and the rotation of reciprocating screw rod 10 drives push plate 13 to rotate, so that the concrete of 1 lower inside of agitator tank be pushed to discharge
At pipe 9, accelerate discharging speed, avoid remaining, and the rotation of reciprocating screw rod 10 also drives feed screw nut 11 to move up and down, feed screw nut
11 band moving sleeves 4 move up and down, and sleeve 4 drives paddle 6 to move back and forth up and down, thus will be on inside agitator tank 1 in discharging
The concrete of side pushes downwards, makes the concrete mixing discharging of 1 inside of agitator tank or more two sides, improves the quality of concrete, just
It is used in people.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of architectural engineering agitating device, including agitator tank (1), which is characterized in that the upper end interposition of the agitator tank (1)
It sets and is fixedly connected with the first driving motor (2) by the first fixed plate, the output end of first driving motor (2) passes through first
Shaft coupling is rotatably connected to bull stick (3), and the lower end of the bull stick (3) sequentially passes through the upside of the first fixed plate and agitator tank (1)
Wall and the inside for extending to agitator tank (1), the side wall of the bull stick (3) pass through the upside of the first rolling bearing and agitator tank (1)
The bar wall movable sleeve of wall rotation connection, the bull stick (3) is equipped with sleeve (4), and the bar wall lower end of the bull stick (3) is fixed with two
A symmetrically arranged sliding block (5), the inner sidewall of the sleeve (4) offer the sliding slot to match with sliding block (5), the sleeve
(4) lateral wall is fixed with the equally distributed paddle of multiple groups (6), and the interior lower end of the sleeve (4) is additionally provided with elevator
The left and right two side walls of structure, the agitator tank (1) have been respectively fixedly connected with feed pipe (7) and water inlet pipe (8), the agitator tank
(1) bottom side is fixedly connected with discharge nozzle (9).
2. a kind of architectural engineering agitating device according to claim 1, which is characterized in that the elevating mechanism includes reciprocal
The bar wall movable sleeve of screw rod (10), the reciprocating screw rod (10) and sleeve (4) pivot bush unit, the reciprocating screw rod (10) is equipped with silk
Stem nut (11), the feed screw nut (11) are fixedly connected with the bottom of sleeve (4), and the lower end of the reciprocating screw rod (10) is run through
The lower wall of agitator tank (1) is simultaneously rotatablely connected, the agitator tank (1) by the lower wall of the second rolling bearing and agitator tank (1)
Bottom middle position be fixed with the second driving motor (12) by the second fixed plate, second driving motor (12) it is defeated
Outlet is rotatablely connected by the lower end of second shaft coupling and reciprocating screw rod (10).
3. a kind of architectural engineering agitating device according to claim 2, which is characterized in that the reciprocating screw rod (10) is located at
One end in agitator tank (1) is fixedly connected there are two symmetrically arranged push plate (13), and two push plates (13) are located at agitator tank
(1) lower inside is arranged, and the surface of two push plates (13) offers multiple equally distributed through-holes.
4. a kind of architectural engineering agitating device according to claim 1, which is characterized in that the bottom of the agitator tank (1)
It is fixed with annular slab (15), the surrounding side wall of the annular slab (15) is fixedly connected with multiple equally distributed support rods
(14), it is fixedly connected on the upside of the bar wall of multiple support rods (14) with agitator tank (1).
5. a kind of architectural engineering agitating device according to claim 4, which is characterized in that multiple support rods (14)
Bottom is fixed with support plate (16), and the bottom of the support plate (16) is equipped with anti-skid chequer.
6. a kind of architectural engineering agitating device according to claim 2, which is characterized in that second driving motor (12)
Outer sheath be equipped with protective shell (17), the upper end of the protective shell (17) is fixedly connected with the second fixed plate, the protective shell
(17) side far from discharge nozzle (9) offers multiple equally distributed heat release holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649471.5U CN209566324U (en) | 2018-10-11 | 2018-10-11 | A kind of architectural engineering agitating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649471.5U CN209566324U (en) | 2018-10-11 | 2018-10-11 | A kind of architectural engineering agitating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209566324U true CN209566324U (en) | 2019-11-01 |
Family
ID=68320603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821649471.5U Expired - Fee Related CN209566324U (en) | 2018-10-11 | 2018-10-11 | A kind of architectural engineering agitating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209566324U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645191A (en) * | 2020-06-28 | 2020-09-11 | 刘兴明 | Anti-solidification mobile preparation device and preparation method for concrete processing |
| CN112717776A (en) * | 2020-12-31 | 2021-04-30 | 深圳迈鼎电子有限公司 | Raw material stirring device with lifting mixing structure for resistor production |
| CN112856448A (en) * | 2021-01-29 | 2021-05-28 | 南京林业大学 | Environment-friendly garbage centralized collection and treatment device |
| CN113119307A (en) * | 2021-04-25 | 2021-07-16 | 王海强 | Synthetic corrosion-resistant pervious concrete production equipment |
| CN113799259A (en) * | 2021-09-28 | 2021-12-17 | 徐州安高新型建材产业技术研究院有限公司 | Concrete device can be made to cement base composite shielding material |
| CN113815114A (en) * | 2021-09-15 | 2021-12-21 | 邓小利 | High-efficiency concrete mixer |
| CN114192035A (en) * | 2021-12-06 | 2022-03-18 | 鹤山市联发商品混凝土有限公司 | Mechanism sand agitated vessel |
| CN114941436A (en) * | 2022-06-29 | 2022-08-26 | 河南远鸿建筑有限公司 | Building mortar spraying equipment for building engineering |
| CN115070949A (en) * | 2022-06-29 | 2022-09-20 | 泉州坚石混凝土建材有限公司 | High-performance blanking device for concrete batching equipment |
| CN115070943A (en) * | 2022-06-27 | 2022-09-20 | 河南益祥建筑工程有限公司 | Concrete placement equipment for building engineering construction |
-
2018
- 2018-10-11 CN CN201821649471.5U patent/CN209566324U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645191A (en) * | 2020-06-28 | 2020-09-11 | 刘兴明 | Anti-solidification mobile preparation device and preparation method for concrete processing |
| CN112717776A (en) * | 2020-12-31 | 2021-04-30 | 深圳迈鼎电子有限公司 | Raw material stirring device with lifting mixing structure for resistor production |
| CN112856448A (en) * | 2021-01-29 | 2021-05-28 | 南京林业大学 | Environment-friendly garbage centralized collection and treatment device |
| CN112856448B (en) * | 2021-01-29 | 2022-08-02 | 南京林业大学 | Environment-friendly garbage centralized collection and treatment device |
| CN113119307A (en) * | 2021-04-25 | 2021-07-16 | 王海强 | Synthetic corrosion-resistant pervious concrete production equipment |
| CN113119307B (en) * | 2021-04-25 | 2023-01-10 | 嘉兴市中元德丰建材股份有限公司 | Synthetic corrosion-resistant pervious concrete production equipment |
| CN113815114A (en) * | 2021-09-15 | 2021-12-21 | 邓小利 | High-efficiency concrete mixer |
| CN113799259A (en) * | 2021-09-28 | 2021-12-17 | 徐州安高新型建材产业技术研究院有限公司 | Concrete device can be made to cement base composite shielding material |
| CN114192035A (en) * | 2021-12-06 | 2022-03-18 | 鹤山市联发商品混凝土有限公司 | Mechanism sand agitated vessel |
| CN114192035B (en) * | 2021-12-06 | 2024-04-26 | 衡阳源峰建材有限公司 | Machine-made sand stirring equipment |
| CN115070943B (en) * | 2022-06-27 | 2024-03-08 | 河南益祥建筑工程有限公司 | Concrete placement equipment for building engineering construction |
| CN115070943A (en) * | 2022-06-27 | 2022-09-20 | 河南益祥建筑工程有限公司 | Concrete placement equipment for building engineering construction |
| CN114941436A (en) * | 2022-06-29 | 2022-08-26 | 河南远鸿建筑有限公司 | Building mortar spraying equipment for building engineering |
| CN114941436B (en) * | 2022-06-29 | 2024-01-12 | 河南远鸿建筑有限公司 | Building mortar spraying equipment for building engineering |
| CN115070949A (en) * | 2022-06-29 | 2022-09-20 | 泉州坚石混凝土建材有限公司 | High-performance blanking device for concrete batching equipment |
| CN115070949B (en) * | 2022-06-29 | 2024-05-03 | 泉州坚石混凝土建材有限公司 | High-performance discharging device for concrete batching equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209566324U (en) | A kind of architectural engineering agitating device | |
| CN107322800A (en) | A kind of bridge construction concrete slurry stirring and processing equipment | |
| CN208052272U (en) | A kind of High-efficient Stirrer | |
| CN109289625A (en) | A kind of planetary building coating agitating device with shock-absorbing function | |
| CN207874559U (en) | Make mortar mixing plant | |
| CN216230079U (en) | Cement self-leveling mortar stirring and conveying device | |
| CN217079732U (en) | BIM-based standard layer green energy-saving construction device | |
| CN206715779U (en) | A kind of architectural engineering stirring material work pool | |
| CN207359349U (en) | A kind of construction concrete mixer easy to cleaning | |
| CN206186096U (en) | Make things convenient for manual cement mixer of ejection of compact | |
| CN206277502U (en) | A kind of mortar Efficient Agitator for building | |
| CN207951359U (en) | Mortar mixer feed bin tailing cleaning plant | |
| CN209755673U (en) | Construction is with multi-functional slip casting bucket that can stir cement | |
| CN212218871U (en) | Indoor mortar mixing device for architectural decoration | |
| CN211164621U (en) | Stirring effect is good agitating unit for building | |
| CN110732264A (en) | solid wood furniture processing equipment | |
| CN207630267U (en) | Concrete mixer | |
| CN217573460U (en) | Concrete unloader | |
| CN220972798U (en) | Cement stirring mechanism for constructional engineering | |
| CN203993009U (en) | It is a kind of for the special tooling of dry-mixed mortar stirrer agitating device is installed | |
| CN209365017U (en) | A kind of energy conservation premixing mortar feed proportioning device | |
| CN216329159U (en) | A raw materials mixed processing apparatus for self-leveling mortar | |
| CN220409190U (en) | Quick automatic discharging device of concrete mortar production equipment | |
| CN220280042U (en) | Material feeding unit is used in concrete production | |
| CN220561865U (en) | Stirring device convenient to adjust stirring force |
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: 20191101 Termination date: 20201011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |