CN220589761U - Metering type blending tank - Google Patents

Metering type blending tank Download PDF

Info

Publication number
CN220589761U
CN220589761U CN202322172485.XU CN202322172485U CN220589761U CN 220589761 U CN220589761 U CN 220589761U CN 202322172485 U CN202322172485 U CN 202322172485U CN 220589761 U CN220589761 U CN 220589761U
Authority
CN
China
Prior art keywords
blending tank
tank body
blending
driving motor
fixedly arranged
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
CN202322172485.XU
Other languages
Chinese (zh)
Inventor
马秋香
李磊
宗雪
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.)
Jinan Sober Petro Chemical Co ltd
Original Assignee
Jinan Sober Petro Chemical 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 Jinan Sober Petro Chemical Co ltd filed Critical Jinan Sober Petro Chemical Co ltd
Priority to CN202322172485.XU priority Critical patent/CN220589761U/en
Application granted granted Critical
Publication of CN220589761U publication Critical patent/CN220589761U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The utility model discloses a metering type blending tank, which comprises a base, wherein the top end of the base is rotationally connected with a blending tank body, a cavity is formed in the blending tank body, a plurality of heating blocks are fixedly arranged on the inner wall of the cavity at equal intervals, a first driving motor is fixedly arranged at the center of the top end of the blending tank body, a shaft sleeve is fixedly arranged at the top end of the interior of the blending tank body, and a connecting shaft is rotationally connected in the shaft sleeve. According to the utility model, the connecting shaft is driven to rotate by the driving motor, the rotating shaft is driven to rotate reciprocally by the second driving motor, and the blending tank is driven to rotate reciprocally by the rotating shaft, so that the rapid and uniform adjustment of materials in the blending tank is effectively improved, the blending efficiency is improved, the interior of the blending tank is conveniently cleaned by the high-pressure spray nozzle arranged at the top end of the interior of the blending tank after the blending is finished, the cleaning convenience of the blending tank is effectively improved, and meanwhile, the adhesion of the blending materials to the inner wall of the blending tank body and the influence on the blending of other materials are avoided.

Description

一种计量式调和罐A metering mixing tank

技术领域Technical field

本实用新型涉及调和罐技术领域,特别涉及一种计量式调和罐。The utility model relates to the technical field of blending tanks, in particular to a metering blending tank.

背景技术Background technique

调和罐是对物料进行调配和配置的罐子,主要用于食品、乳品的配方配比,医药行业的配液。The blending tank is a tank for blending and arranging materials. It is mainly used for formula proportioning of food and dairy products, and liquid preparation in the pharmaceutical industry.

经检索,根据专利号为“CN202762360U”公开了一种计量调和罐,包括罐体,所述罐体内设有搅拌装置,所述罐体内壁还设有多个计量刻度块,所述罐体顶部设有进料口,所述罐体外设有供人员进行进料操作的进料工作面,所述进料工作面位于所述罐体上部而且靠近所述进料口;人员可以站立在进料工作面上,方便的向罐体内添加料液,而且计量刻度块方便了读数,可以直接观察得出数据,可靠高效。After searching, a metering and blending tank is disclosed according to the patent number "CN202762360U", which includes a tank body, a stirring device is provided in the tank body, a plurality of metering scale blocks are also provided on the inner wall of the tank body, and the top of the tank body There is a feeding port, and a feeding working surface for personnel to perform feeding operations is provided outside the tank. The feeding working surface is located at the upper part of the tank and close to the feeding port; personnel can stand on the feeding surface. On the working surface, it is convenient to add material liquid into the tank, and the measuring scale block facilitates reading, and the data can be directly observed, which is reliable and efficient.

上述计量调和罐在使用过程中,方便加料和读数,但是上述计量调和罐在调和过程中,仅仅通过连接轴转动搅拌调和,调和效率交低,同时计量调和罐在调和完成后,不便于清洗,影响其他物料调和。The above-mentioned metering and blending tank is convenient for feeding and reading during use. However, during the blending process, the above-mentioned metering and blending tank only rotates through the connecting shaft for stirring and blending. The blending efficiency is low. At the same time, after the blending is completed, the metering and blending tank is not easy to clean. Affects the blending of other materials.

实用新型内容Utility model content

本实用新型的目的在于提供一种计量式调和罐,以解决上述背景技术中提出的问题。The purpose of this utility model is to provide a metering mixing tank 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:一种计量式调和罐,包括底座,所述底座的顶端转动连接有调和罐体,所述调和罐体的内部开设有空腔,所述空腔的内壁等距固定安装有多个加热块,所述调和罐体顶端的中心处固定安装有第一驱动电机,所述调和罐体内部的顶端固定安装有轴套,所述轴套的内部转动连接有连接轴,所述连接轴的顶端与第一驱动电机的输出轴转动连接,所述轴套的底部固定安装有固定管,所述固定管的底端等距固定安装有多个高压喷头,所述固定管的进水端穿过轴套与外接水泵固定连接,所述调和罐体顶端的一侧固定安装有计量筒,所述计量筒与调和罐体之间固定安装有电磁阀,所述计量筒的表面刻设有均匀分布的第二刻度线,所述计量筒的顶端固定安装有料斗,所述调和罐体一侧的底部固定安装有出料管,所述出料管的内部固定安装有控制阀。In order to achieve the above purpose, the present utility model provides the following technical solution: a metering type blending tank, including a base, the top of the base is rotatably connected to a blending tank, and a cavity is provided inside the blending tank, and the cavity is A plurality of heating blocks are fixedly installed at equal intervals on the inner wall of the cavity. A first drive motor is fixedly installed at the center of the top of the mixing tank. A shaft sleeve is fixedly installed at the top of the mixing tank. The inside of the shaft sleeve A connecting shaft is rotatably connected, the top end of the connecting shaft is rotatably connected to the output shaft of the first drive motor, a fixed tube is fixedly installed at the bottom of the shaft sleeve, and a plurality of high voltages are fixedly installed at the bottom end of the fixed tube at equal distances. Nozzle, the water inlet end of the fixed pipe passes through the shaft sleeve and is fixedly connected to the external water pump. A metering cylinder is fixedly installed on one side of the top of the blending tank. A solenoid valve is fixedly installed between the metering cylinder and the blending tank. , the surface of the metering cylinder is engraved with evenly distributed second scale lines, a hopper is fixedly installed on the top of the metering cylinder, and a discharge pipe is fixedly installed on the bottom of one side of the blending tank. The discharge pipe The control valve is fixedly installed inside.

优选的,所述调和罐体顶端的一侧固定安装有泄压阀。Preferably, a pressure relief valve is fixedly installed on one side of the top of the blending tank.

优选的,所述调和罐体的正面固定安装有透明观察窗,所述透明观察窗的侧面刻设有均匀分布的第一刻度线。Preferably, a transparent observation window is fixedly installed on the front of the blending tank, and evenly distributed first scale lines are engraved on the side of the transparent observation window.

优选的,所述调和罐体的底端固定安装有转轴,所述底座的内部开设有安装槽,所述转轴的底部固定安装有两个位置相对的第一锥形齿轮,所述安装槽的侧面固定安装有第二驱动电机,所述第二驱动电机的输出轴固定安装有不完全锥形齿轮,所述不完全锥形齿轮与第一锥形齿轮啮合连接。Preferably, a rotating shaft is fixedly installed at the bottom end of the mixing tank, a mounting groove is provided inside the base, and two first bevel gears with opposite positions are fixedly installed at the bottom of the rotating shaft, and the mounting groove is A second drive motor is fixedly installed on the side, and an incomplete bevel gear is fixedly installed on the output shaft of the second drive motor. The incomplete bevel gear is meshed with the first bevel gear.

优选的,所述底座的侧面开设有均匀分布的散热孔,多个所述散热孔的内部均固定安装有防尘网。Preferably, the side of the base is provided with evenly distributed heat dissipation holes, and dust-proof nets are fixedly installed inside the plurality of heat dissipation holes.

优选的,所述底座的一侧固定安装有控制面板,第一驱动电机、电磁阀、加热块和第二驱动电机均通过控制面板与外接电源电连接。Preferably, a control panel is fixedly installed on one side of the base, and the first drive motor, solenoid valve, heating block and second drive motor are all electrically connected to the external power supply through the control panel.

本实用新型的技术效果和优点:Technical effects and advantages of this utility model:

1、通过驱动电机带动连接轴转动,通过第二驱动电机带动转轴往复转动,通过转轴往复转动带动调和罐往复转动,有效的提高了调和罐内部物料快速调和均匀,提高了调和的效率。1. The driving motor drives the connecting shaft to rotate, the second drive motor drives the rotating shaft to reciprocate, and the reciprocating rotation of the rotating shaft drives the blending tank to reciprocate, which effectively improves the rapid and even mixing of materials inside the blending tank and improves the blending efficiency.

2、通过调和罐内部顶端安装的高压喷头,在调和完成后,方便对调和罐内部进行清洗,有效的提高了调和罐清洗的便利性,同时避免了调和物料粘附调和罐体内壁,影响其他物料调和。2. Through the high-pressure nozzle installed on the top of the blending tank, it is convenient to clean the inside of the blending tank after the blending is completed, which effectively improves the convenience of cleaning the blending tank and avoids the blending material from adhering to the inner wall of the blending tank and affecting other components. Material blending.

3、通过空腔内部安装的加热块,在调和的过程中,对物料进行加热,提高了物料的融合效率,进一步的提高了调和的效率。3. Through the heating block installed inside the cavity, the materials are heated during the blending process, which improves the fusion efficiency of the materials and further improves the blending efficiency.

附图说明Description of the drawings

图1为本实用新型一种计量式调和罐的结构示意图。Figure 1 is a schematic structural diagram of a metering blending tank of the present utility model.

图2为本实用新型一种计量式调和罐的剖面结构示意图。Figure 2 is a schematic cross-sectional structural diagram of a metering blending tank of the present invention.

图3为本实用新型一种计量式调和罐的图2中A处局部放大图。Figure 3 is a partial enlarged view of position A in Figure 2 of a metering blending tank of the present invention.

图中:1、底座;2、散热孔;3、调和罐体;4、透明观察窗;5、第一刻度线;6、出料管;7、泄压阀;8、第一驱动电机;9、计量筒;10、料斗;11、第二刻度线;12、固定管;13、轴套;14、连接轴;15、电磁阀;16、高压喷头;17、空腔;18、加热块;19、安装槽;20、第一锥形齿轮;21、不完全锥形齿轮;22、第二驱动电机;23、转轴。In the picture: 1. Base; 2. Heat dissipation hole; 3. Mixing tank; 4. Transparent observation window; 5. First scale line; 6. Discharge pipe; 7. Pressure relief valve; 8. First drive motor ; 9. Measuring cylinder; 10. Hopper; 11. Second scale line; 12. Fixed tube; 13. Bushing; 14. Connecting shaft; 15. Solenoid valve; 16. High-pressure nozzle; 17. Cavity; 18. Heating block; 19. Installation slot; 20. First bevel gear; 21. Incomplete bevel gear; 22. Second drive motor; 23. Rotating shaft.

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 part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

本实用新型提供了如图1-3所示的一种计量式调和罐,包括底座1,底座1的顶端转动连接有调和罐体3,调和罐体3的内部开设有空腔17,空腔17的内壁等距固定安装有多个加热块18,调和罐体3顶端的中心处固定安装有第一驱动电机8,调和罐体3内部的顶端固定安装有轴套13,轴套13的内部转动连接有连接轴14,连接轴14的顶端与第一驱动电机8的输出轴转动连接,轴套13的底部固定安装有固定管12,固定管12的底端等距固定安装有多个高压喷头16,固定管12的进水端穿过轴套13与外接水泵固定连接,调和罐体3顶端的一侧固定安装有计量筒9,计量筒9与调和罐体3之间固定安装有电磁阀15,计量筒9的表面刻设有均匀分布的第二刻度线11,计量筒9的顶端固定安装有料斗10,调和罐体3一侧的底部固定安装有出料管6,出料管6的内部固定安装有控制阀。The utility model provides a metering type blending tank as shown in Figures 1-3, which includes a base 1. The top of the base 1 is rotatably connected to a blending tank 3. A cavity 17 is provided inside the blending tank 3. The cavity 17 A plurality of heating blocks 18 are fixedly installed on the inner wall of 17 at equal distances. A first drive motor 8 is fixedly installed at the center of the top of the blending tank 3. A shaft sleeve 13 is fixedly installed on the top of the inside of the blending tank 3. The inside of the sleeve 13 A connecting shaft 14 is rotatably connected. The top end of the connecting shaft 14 is rotatably connected to the output shaft of the first drive motor 8. A fixed tube 12 is fixedly installed at the bottom of the shaft sleeve 13. A plurality of high voltages are fixedly installed at the bottom of the fixed tube 12 at equal distances. The nozzle 16 and the water inlet end of the fixed pipe 12 pass through the shaft sleeve 13 and are fixedly connected to the external water pump. A metering cylinder 9 is fixedly installed on one side of the top of the blending tank 3. An electromagnetic field is fixedly installed between the metering cylinder 9 and the blending tank 3. Valve 15, the surface of the metering cylinder 9 is engraved with evenly distributed second scale lines 11, the top of the metering cylinder 9 is fixedly installed with a hopper 10, and the bottom of one side of the blending tank 3 is fixedly installed with a discharge pipe 6, the discharge pipe A control valve is fixedly installed inside 6.

根据图1、图2和图3所示,调和罐体3顶端的一侧固定安装有泄压阀7。As shown in Figures 1, 2 and 3, a pressure relief valve 7 is fixedly installed on one side of the top of the blending tank 3.

调和罐体3的正面固定安装有透明观察窗4,透明观察窗4的侧面刻设有均匀分布的第一刻度线5。A transparent observation window 4 is fixedly installed on the front of the blending tank 3, and evenly distributed first scale lines 5 are engraved on the side of the transparent observation window 4.

通过透明观察窗4的设置,方便观察调和罐体3内部调和情况。Through the arrangement of the transparent observation window 4, it is convenient to observe the internal blending situation of the blending tank 3.

调和罐体3的底端固定安装有转轴23,底座1的内部开设有安装槽19,转轴23的底部固定安装有两个位置相对的第一锥形齿轮20,安装槽19的侧面固定安装有第二驱动电机22,第二驱动电机22的输出轴固定安装有不完全锥形齿轮21,不完全锥形齿轮21与第一锥形齿轮20啮合连接。A rotating shaft 23 is fixedly installed at the bottom end of the blending tank 3, and a mounting slot 19 is provided inside the base 1. Two first bevel gears 20 opposite each other are fixedly installed at the bottom of the rotating shaft 23, and the sides of the mounting slot 19 are fixedly installed with The second drive motor 22 has an incomplete bevel gear 21 fixedly installed on the output shaft of the second drive motor 22 . The incomplete bevel gear 21 is meshed with the first bevel gear 20 .

具体的,通过第一锥形齿轮20和不完全锥形齿轮21的配合,实现转轴23的转动。Specifically, through the cooperation of the first bevel gear 20 and the incomplete bevel gear 21, the rotation of the rotating shaft 23 is achieved.

底座1的侧面开设有均匀分布的散热孔2,多个散热孔2的内部均固定安装有防尘网,通过开设的散热孔2,便于第二驱动电机22的散热。Evenly distributed heat dissipation holes 2 are provided on the side of the base 1 , and dust-proof nets are fixedly installed inside the plurality of heat dissipation holes 2 . The heat dissipation holes 2 facilitate the heat dissipation of the second driving motor 22 .

底座1的一侧固定安装有控制面板,第一驱动电机8、电磁阀15、加热块18和第二驱动电机22均通过控制面板与外接电源电连接。A control panel is fixedly installed on one side of the base 1. The first drive motor 8, the solenoid valve 15, the heating block 18 and the second drive motor 22 are all electrically connected to the external power supply through the control panel.

本实用新型工作原理:在使用该调和管进行物料调和时,首先将物料依次通过计量筒9进行计量,然后打开电磁阀15,将物料流入至调和罐体3的内部,接着打开第一驱动电机8和第二驱动电机22,通过第一驱动电机8带动连接轴14转动搅拌,通过第二驱动电机22转动带动不完全锥形齿轮21转动,不完全锥形齿轮21转动过程中依次与两个第一锥形齿轮20啮合转动,从而带动转轴23往复转动,通过转轴23往复转动带动调和罐体3往复转动,提高了调和效率,在调和过程中打开加热块18进行加热,进一步提高调和效率,当调和完成后,打开出料管6内部控制阀使调和物料流出,接着打开外接水泵,水泵将水桶高压喷头16喷出,便于对调和罐体3内部进行清洗,提高了调和罐体3使用的便利性。The working principle of the utility model: when using the blending pipe to blend materials, first measure the materials through the metering cylinder 9 in sequence, then open the solenoid valve 15 to flow the materials into the interior of the blending tank 3, and then turn on the first drive motor 8 and the second drive motor 22, the first drive motor 8 drives the connecting shaft 14 to rotate and stir, and the second drive motor 22 drives the incomplete bevel gear 21 to rotate. During the rotation of the incomplete bevel gear 21, it sequentially interacts with the two The first bevel gear 20 meshes and rotates, thereby driving the rotating shaft 23 to reciprocate. The reciprocating rotation of the rotating shaft 23 drives the blending tank 3 to reciprocate, which improves the blending efficiency. During the blending process, the heating block 18 is opened for heating, further improving the blending efficiency. When the blending is completed, the internal control valve of the discharge pipe 6 is opened to allow the blended material to flow out, and then the external water pump is opened, and the water pump sprays out the high-pressure nozzle 16 of the bucket, which facilitates cleaning of the interior of the blending tank 3 and improves the use of the blending tank 3. Convenience.

本说明书中未作详细描述的内容属于本领域专业技术人员公知的现有技术。本文中所描述的具体实施例仅仅是对本实用新型精神作举例说明。本实用新型所属技术领域的技术人员可以对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代,但并不会偏离本实用新型的精神或者超越所附权利要求书所定义的范围。Contents not described in detail in this specification belong to the prior art known to those skilled in the art. The specific embodiments described herein are merely illustrations of the spirit of the present invention. Those skilled in the technical field to which this utility model belongs can make various modifications or additions to the described specific embodiments or adopt similar replacement methods, but this will not deviate from the spirit of the utility model or exceed the appended claims. defined range.

Claims (6)

1. The utility model provides a metering type blending tank, includes base (1), its characterized in that, the top of base (1) rotates and is connected with blending tank body (3), cavity (17) have been seted up to the inside of blending tank body (3), the inner wall equidistance fixed mounting of cavity (17) has a plurality of heating blocks (18), the center department fixed mounting of the top of blending tank body (3) has first driving motor (8), the inside top fixed mounting of blending tank body (3) has axle sleeve (13), the inside rotation of axle sleeve (13) is connected with connecting axle (14), the top of connecting axle (14) rotates with the output shaft of first driving motor (8) to be connected, the bottom fixed mounting of axle sleeve (13) has fixed pipe (12), the bottom equidistance fixed mounting of fixed pipe (12) has a plurality of high-pressure shower nozzles (16), the water inlet end of fixed pipe (12) passes axle sleeve (13) and external water pump fixed connection, one side fixed mounting of the top of blending tank body (3) has meter section of thick bamboo (9), the inside rotation of axle sleeve (13) is connected with connecting axle sleeve (14), the top of evenly carved with the output shaft of first driving motor (8), evenly distributed hopper (9) is equipped with between metering cylinder (9) and metering cylinder (9), the bottom of one side of the blending tank body (3) is fixedly provided with a discharging pipe (6), and the inside of the discharging pipe (6) is fixedly provided with a control valve.
2. A metering type blending tank according to claim 1, characterized in that a pressure release valve (7) is fixedly installed on one side of the top end of the blending tank body (3).
3. A metering type blending tank as claimed in claim 1, wherein a transparent observation window (4) is fixedly arranged on the front surface of the blending tank body (3), and first scale lines (5) which are uniformly distributed are engraved on the side surface of the transparent observation window (4).
4. The metering type blending tank according to claim 1, wherein a rotating shaft (23) is fixedly arranged at the bottom end of the blending tank body (3), a mounting groove (19) is formed in the base (1), two first conical gears (20) opposite in position are fixedly arranged at the bottom of the rotating shaft (23), a second driving motor (22) is fixedly arranged on the side face of the mounting groove (19), an incomplete conical gear (21) is fixedly arranged on an output shaft of the second driving motor (22), and the incomplete conical gear (21) is in meshed connection with the first conical gear (20).
5. The metering type blending tank according to claim 1, wherein the side surface of the base (1) is provided with evenly distributed radiating holes (2), and dust screens are fixedly arranged in the radiating holes (2).
6. The metering type blending tank according to claim 1, wherein a control panel is fixedly arranged on one side of the base (1), and the first driving motor (8), the electromagnetic valve (15), the heating block (18) and the second driving motor (22) are electrically connected with an external power supply through the control panel.
CN202322172485.XU 2023-08-14 2023-08-14 Metering type blending tank Expired - Fee Related CN220589761U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322172485.XU CN220589761U (en) 2023-08-14 2023-08-14 Metering type blending tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322172485.XU CN220589761U (en) 2023-08-14 2023-08-14 Metering type blending tank

Publications (1)

Publication Number Publication Date
CN220589761U true CN220589761U (en) 2024-03-15

Family

ID=90176305

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322172485.XU Expired - Fee Related CN220589761U (en) 2023-08-14 2023-08-14 Metering type blending tank

Country Status (1)

Country Link
CN (1) CN220589761U (en)

Similar Documents

Publication Publication Date Title
CN211677389U (en) Antiseptic quantitative mixing preparation facilities
CN215877085U (en) Medicine preparation is with mixer that stirring effect is good
CN220589761U (en) Metering type blending tank
CN216579954U (en) A device for measuring and coloring art pigments
CN205308217U (en) Head height precision that stir go out liquid agitator more
CN220657217U (en) Batching jar is used in eye drops production
CN219376905U (en) Liquid stirring device for fertilizer
CN219396069U (en) Automatic batching flour-mixing machine
CN219111410U (en) Stirring barrel capable of slowly dripping additive for producing transparent microemulsion
CN217851072U (en) Dough mixer capable of accurately adding saline water
CN209205210U (en) It is a kind of for manufacture it is black back grid advertising cloth blender
CN214758865U (en) Flour agitating unit convenient to clearance
CN221815940U (en) Printing color matching device
CN221085482U (en) Chilli sauce processing raw material stirring device
CN221733162U (en) A negative ion antibacterial coating production device
CN221287681U (en) Material mixer for food production
CN222518318U (en) A cleaning agent concentration control device
CN219252512U (en) Raw material quantitative mixing device
CN223931196U (en) An ink dispensing device for label printing
CN217829836U (en) An easy-to-clean mixing device for sealant production
CN215311723U (en) Color sand mixer capable of being uniformly colored
CN221674033U (en) Nanofluid mixing device
CN111530333A (en) Ink distribution barrel special for ink distribution system
CN217392277U (en) Water injection device is used in production of cat grain
CN219252467U (en) Device is put in with vegetable dye to weaving

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: 20240315

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