CN208370788U - A kind of anti-snake ball of rotation - Google Patents

A kind of anti-snake ball of rotation Download PDF

Info

Publication number
CN208370788U
CN208370788U CN201820974157.8U CN201820974157U CN208370788U CN 208370788 U CN208370788 U CN 208370788U CN 201820974157 U CN201820974157 U CN 201820974157U CN 208370788 U CN208370788 U CN 208370788U
Authority
CN
China
Prior art keywords
shell
snake
ball
rotary components
fixing sleeve
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
CN201820974157.8U
Other languages
Chinese (zh)
Inventor
林轶
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.)
LIAONING HAIAO SCIENCE & TECHNOLOGY Co Ltd
Original Assignee
LIAONING HAIAO SCIENCE & 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 LIAONING HAIAO SCIENCE & TECHNOLOGY Co Ltd filed Critical LIAONING HAIAO SCIENCE & TECHNOLOGY Co Ltd
Priority to CN201820974157.8U priority Critical patent/CN208370788U/en
Application granted granted Critical
Publication of CN208370788U publication Critical patent/CN208370788U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Catching Or Destruction (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)

Abstract

The utility model provides a kind of anti-snake ball of rotation, is related to anti-snake technical field.The anti-snake ball of the rotation includes fixing sleeve, rotary components and anti-snake global shell.Wherein, fixing sleeve is sheathed on lateral conductor.Rotary components are set to fixing sleeve, and are flexibly connected with fixing sleeve.Anti- snake global shell is sheathed on the outside of rotary components, and when anti-snake global shell is by external force, anti-snake global shell is used to do rotary operation around the center of rotary components, so that snake is expelled lateral conductor.Fixing sleeve is installed on power circuit lateral conductor and railway shaft tower lateral conductor, because of the frivolous feature of its own symmetrical structure and material, can achieve natural equilibrium on mechanics.Rotating part is using rotary components connection is cutd open, so that the external force for only needing to apply very little can allow it to rotate.When class is climbed by lateral conductor to rotary anti-snake ball, the gravity of snake itself makes its mechanical balance break and then make rotating motion, so that class is expelled lateral conductor.

Description

A kind of anti-snake ball of rotation
Technical field
The utility model relates to anti-snake technical fields, in particular to a kind of anti-snake ball of rotation.
Background technique
Throughout on both sides of the Changjiang River, line security is also different degrees of by various dynamic on the way for power circuit and railway contact line The threat of object.Wherein class is endangered caused by power circuit and railway contact line and is got worse, and class can pass through power circuit And at the winding climbing to conducting wire of railway shaft tower lateral conductor, power circuit and railway contact line conducting wire short circuit are caused, to give electric power System and the railway system cause different degrees of loss.As electric power facility and high-speed railway are widely spread out in the whole nation, snake evil Just showing the trend of cumulative year after year.
Nowadays we mainly have the anti-snake of drug and the anti-snake of Snakeproof trap to the control measure of class harm, both prevention and treatments Measure haves the defects that different degrees of.The anti-snake of drug mainly expels class by the smell that chemical agent distributes, short-term to imitate Fruit is pretty good, but the influence vulnerable to weather, and outdoor environment is severe, and drug is easy by rain drop erosion, to lose anti-snake effect. The anti-snake of Snakeproof trap mainly by hang Snakeproof trap formed it is down big up small horn-like, to achieve the purpose that anti-snake, but Snakeproof trap Equally exist it is difficult to install, the disadvantages of vulnerable to corroding and catching sundries.Therefore, how to overcome the technical defect of existing drive snake It is those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of anti-snake balls of rotation, class can be effectively expelled, to effectively protect The safety for demonstrate,proving power circuit extends the service life of power circuit, saves the cost of maintenance with replacement.
The utility model is realized in this way:
A kind of anti-snake ball of rotation, comprising:
Fixing sleeve, fixing sleeve are sheathed on lateral conductor;
Rotary components, rotary components are set to fixing sleeve, and are flexibly connected with fixing sleeve;
Anti- snake global shell, anti-snake global shell are sheathed on the outside of rotary components, when anti-snake global shell is by external force, Anti- snake global shell is used to do rotary operation around the center of rotary components, so that snake is expelled lateral conductor.
Further, in the preferred embodiment of the utility model, fixing sleeve includes the first fixing piece and the second fixing piece, First fixing piece is oppositely arranged with the second fixing piece, and is detachably connected between the first fixing piece and the second fixing piece.
Further, in the preferred embodiment of the utility model, the first fixing piece and the second fixing piece are aluminium alloy Material casing.
Further, in the preferred embodiment of the utility model, rotary components are segment bounds bearing, and segment bounds bearing is used It is fixed on lateral conductor in by fixing sleeve, and for being flexibly connected with anti-snake global shell.
Further, in the preferred embodiment of the utility model, a kind of anti-snake ball of rotation, comprising:
Fixing sleeve, fixing sleeve are sheathed on lateral conductor;
Rotary components, rotary components are set to fixing sleeve, and are flexibly connected with fixing sleeve;
Anti- snake global shell, anti-snake global shell are sheathed on the outside of rotary components, when anti-snake global shell is by external force, Anti- snake global shell is used to do rotary operation around the center of rotary components, so that snake is expelled lateral conductor.
Further, in the preferred embodiment of the utility model, fixing sleeve includes the first fixing piece and the second fixing piece, First fixing piece is oppositely arranged with the second fixing piece, and is detachably connected between the first fixing piece and the second fixing piece.
Further, in the preferred embodiment of the utility model, the first fixing piece and the second fixing piece are aluminium alloy Material casing.
Further, in the preferred embodiment of the utility model, rotary components are segment bounds bearing, and segment bounds bearing is used It is fixed on lateral conductor in by fixing sleeve, and for being flexibly connected with anti-snake global shell.
Further, in the preferred embodiment of the utility model, anti-snake global shell and segment bounds bearing by bolt with And nut connection.
Further, in the preferred embodiment of the utility model, anti-snake global shell includes first shell and second shell, First shell and second shell include multiple hemispherical shells, after first shell connection setting opposite with second shell, first The hemispherical shell of shell and the hemispherical shell of second shell form multiple spheres.
Further, in the preferred embodiment of the utility model, first shell and second shell include four hemisphere Shape shell, after first shell connection setting opposite with second shell, the hemispherical shell of first shell and the hemisphere of second shell Shape shell forms four spheres.
Further, in the preferred embodiment of the utility model, anti-snake global shell is additionally provided between adjacent ball At least one point, the direction that point is directed away from rotary components extend.
Further, point there are two being respectively provided in the preferred embodiment of the utility model, between adjacent ball.
Further, in the preferred embodiment of the utility model, first shell and second shell are aluminum alloy material Frivolous shell.
Further, in the preferred embodiment of the utility model, anti-snake global shell includes first shell and second shell, First shell and second shell include multiple hemispherical shells, after first shell connection setting opposite with second shell, first The hemispherical shell of shell and the hemispherical shell of second shell form multiple spheres.
Further, in the preferred embodiment of the utility model, first shell and second shell include four hemisphere Shape shell, after first shell connection setting opposite with second shell, the hemispherical shell of first shell and the hemisphere of second shell Shape shell forms four spheres.
Further, in the preferred embodiment of the utility model, anti-snake global shell is additionally provided between adjacent ball At least one point, the direction that point is directed away from rotary components extend.
Further, point there are two being respectively provided in the preferred embodiment of the utility model, between adjacent ball.
Further, in the preferred embodiment of the utility model, first shell and second shell are aluminum alloy material Frivolous shell.
Above scheme the utility model has the advantages that
The utility model provides a kind of anti-snake ball of rotation, including fixing sleeve, rotary components and anti-snake global shell.Its In, fixing sleeve is sheathed on lateral conductor.Rotary components are set to fixing sleeve, and are flexibly connected with fixing sleeve.Anti- snake global shell is arranged In the outside of rotary components, when anti-snake global shell is by external force, anti-snake global shell around the center of rotary components for doing Rotary operation, so that snake is expelled lateral conductor.Fixing sleeve is installed on power circuit lateral conductor and railway shaft tower lateral conductor, because The frivolous feature of the symmetrical structure and material of its own, can achieve natural equilibrium on mechanics.Rotating part uses and cuts open rotation Component connection, so that the external force for only needing to apply very little can allow it to rotate.When class is climbed by lateral conductor to rotary anti- When snake ball, the gravity of snake itself makes its mechanical balance break and then make rotating motion, so that class is expelled lateral conductor.
In conclusion the anti-snake ball of the rotation can effectively expel class, thus effectively guarantee the safety of power circuit, Extend the service life of power circuit, saves the cost of maintenance with replacement.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 rotates structural schematic diagram of the anti-snake ball under the first visual angle for what the embodiments of the present invention provided;
Fig. 2 rotates structural schematic diagram of the anti-snake ball under the second visual angle for what the embodiments of the present invention provided.
Icon: 100- rotates anti-snake ball;101- fixing sleeve;103- lateral conductor;105- rotary components;The anti-snake spherical shell of 107- Body;109- fixing piece;111- first shell;113- second shell;115- point.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention, But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it should be noted that term " center ", "upper", "lower", " left side ", The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position Relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of describing this reality It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " It is described etc. being only used for distinguishing, is not understood to indicate or imply relative importance.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art Language " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable Connection, or be integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, centre can also be passed through Medium is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level Height is less than second feature.
Fig. 1 is structural schematic diagram of the anti-snake ball 100 of rotation provided in this embodiment under the first visual angle;Fig. 2 is this implementation Structural schematic diagram of the anti-snake ball 100 of rotation that example provides under the second visual angle.Fig. 1 and Fig. 2 are please referred to, present embodiments provides one Kind rotates anti-snake ball 100, comprising: fixing sleeve 101, rotary components 105 and anti-snake global shell 107.
In detail, referring to Fig. 1 and Fig. 2, in the present embodiment, fixing sleeve 101 is sheathed on lateral conductor 103.Rotation Component 105 is set to fixing sleeve 101, and is flexibly connected with fixing sleeve 101.Anti- snake global shell 107 is sheathed on rotary components 105 Outside, when anti-snake global shell 107 is by external force, anti-snake global shell 107 is rotated for doing around the center of rotary components 105 Operation, so that snake is expelled lateral conductor 103.Fixing sleeve 101 is installed on power circuit lateral conductor 103 and railway shaft tower lateral conductor On 103, because of the frivolous feature of its own symmetrical structure and material, natural equilibrium can achieve on mechanics.Rotating part is adopted It is connected with rotary components 105 are cutd open, so that the external force for only needing to apply very little can allow it to rotate.When class passes through lateral conductor 103 When climbing to rotary anti-snake ball, the gravity of snake itself makes its mechanical balance break and then make rotating motion, so that class be driven From lateral conductor 103.
In conclusion the anti-snake ball 100 of the rotation can effectively expel class, to effectively guarantee the safety of power circuit Property, extend the service life of power circuit, saves the cost of maintenance with replacement.
In detail, referring to Fig. 1, in the present embodiment, fixing sleeve 101 includes that the first fixing piece 109 and second is solid Determine part 109, the first fixing piece 109 is oppositely arranged with the second fixing piece 109, and the first fixing piece 109 and the second fixing piece 109 it Between be detachably connected.First fixing piece 109 and being detachably connected for the second fixing piece 109 can facilitate fixing sleeve 101 and lateral conductor 103 installation and cooperation only needs the replacement of selectivity to damage when any component in the anti-snake ball 100 of rotation is damaged Component.To save the cost of maintenance and replacement.
As a preferred option, in the present embodiment, the first fixing piece 109 and the second fixing piece 109 are aluminium alloy material Matter casing.Aluminum alloy material is light-weight, and Corrosion Protection is stronger, and the service life is longer, and anti-snake effect is good.Overall structure is simple, It is easy for installation, labor intensity of workers is effectively reduced.Certainly, in the other embodiments of the utility model, the first fixing piece 109 with The material of second fixing piece 109 can also be selected and be replaced according to demand, and the embodiments of the present invention repeat no more.
In detail, in the present embodiment, rotary components 105 are segment bounds bearing, and segment bounds bearing is used for fixing sleeve 101 It is fixed on lateral conductor 103, and for being flexibly connected with anti-snake global shell 107.By the setting of segment bounds bearing, so that only needing The external force for applying very little can allow it to rotate.When class arrives rotary anti-snake ball by the climbing of lateral conductor 103, snake itself Gravity makes its mechanical balance break and then make rotating motion, so that class is expelled lateral conductor 103.Certainly, in the utility model Other embodiments in, the type of rotary components 105 can also be selected according to demand, and the embodiments of the present invention are not done It limits.
In detail, referring to Fig. 1 and Fig. 2, in the present embodiment, anti-snake global shell 107 passes through with segment bounds bearing Fixing piece 109 is fixedly connected, and fixing piece 109 includes bolt and the nut with bolt cooperation.By bolt and nut the side connect Two valve shells are connected on divided bearing by formula, it is ensured that the stability of the operation of anti-snake global shell 107.
In detail, referring to Fig. 1 and Fig. 2, in the present embodiment, anti-snake global shell 107 include first shell 111 with Second shell 113, first shell 111 and second shell 113 include multiple hemispherical shells, first shell 111 and second shell After the opposite connection setting of body 113, the hemispherical shell of first shell 111 forms multiple with the hemispherical shell of second shell 113 Sphere.The shell of the smooth type of sphere makes class be easier to slide when seeking connections with, to guarantee the effect of drive snake.
Specifically, in the present embodiment, first shell 111 and second shell 113 include four hemispherical shells, and first After shell 111 connect setting relatively with second shell 113, the hemispherical shell of first shell 111 and the hemisphere of second shell 113 Shape shell forms four spheres.Certainly, in the other embodiments of the utility model, the quantity of hemispherical shell can also basis Demand is increased or decreased, and the embodiments of the present invention are without limitation.
As a preferred option, referring to Fig. 1 and Fig. 2, in the present embodiment, anti-snake global shell 107 is in adjacent ball At least one point 115 is additionally provided between body, the direction that point 115 is directed away from rotary components 105 extends.Point 115 setting can further expel class.
Specifically, point 115 there are two being respectively provided between adjacent ball.Certainly, in other implementations of the utility model In example, the number of point 115 can also be selected and be adjusted according to demand, and the embodiments of the present invention are without limitation.
In conclusion the utility model provides a kind of anti-snake ball 100 of rotation, including fixing sleeve 101, rotary components 105 And anti-snake global shell 107.Wherein, fixing sleeve 101 is sheathed on lateral conductor 103.Rotary components 105 are set to fixing sleeve 101, and It is flexibly connected with fixing sleeve 101.Anti- snake global shell 107 is sheathed on the outside of rotary components 105, when anti-snake global shell 107 by When external force, anti-snake global shell 107 is used to do rotary operation around the center of rotary components 105, so that snake is expelled lateral conductor 103.Fixing sleeve 101 is installed on power circuit lateral conductor 103 and railway shaft tower lateral conductor 103, because of the symmetrical junction of its own Structure and the frivolous feature of material, can achieve natural equilibrium on mechanics.Rotating part is made using the connection of rotary components 105 is cutd open The external force that only must need to apply very little can allow it to rotate.When class arrives rotary anti-snake ball by the climbing of lateral conductor 103, snake The gravity of itself makes its mechanical balance break and then make rotating motion, so that class is expelled lateral conductor 103.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of anti-snake ball of rotation characterized by comprising
Fixing sleeve, the fixing sleeve are sheathed on lateral conductor;
Rotary components, the rotary components are set to the fixing sleeve, and are flexibly connected with the fixing sleeve;
Anti- snake global shell, the anti-snake global shell are sheathed on the outside of the rotary components, when the anti-snake global shell is by outer Masterpiece used time, the anti-snake global shell are used to do rotary operation around the center of the rotary components, to snake be expelled described oblique Bracing wire.
2. the anti-snake ball of rotation according to claim 1, it is characterised in that:
The fixing sleeve includes the first fixing piece and the second fixing piece, and first fixing piece is opposite with second fixing piece to be set It sets, and is detachably connected between first fixing piece and second fixing piece.
3. the anti-snake ball of rotation according to claim 2, it is characterised in that:
First fixing piece and second fixing piece are aluminum alloy material casing.
4. the anti-snake ball of rotation according to claim 1, it is characterised in that:
The rotary components are segment bounds bearing, and the segment bounds bearing is used to the fixing sleeve being fixed on the lateral conductor On, and for being flexibly connected with the anti-snake global shell.
5. the anti-snake ball of rotation according to claim 4, it is characterised in that:
The anti-snake global shell is connect with the segment bounds bearing by fixing piece, and the fixing piece includes that bolt and nut connect It connects.
6. the anti-snake ball of rotation according to any one of claim 1 to 4, it is characterised in that:
The anti-snake global shell includes first shell and second shell, and the first shell includes multiple with the second shell Hemispherical shell, after first shell connection setting opposite with the second shell, the hemispherical shell of the first shell Multiple spheres are formed with the hemispherical shell of the second shell.
7. the anti-snake ball of rotation according to claim 6, it is characterised in that:
The first shell and the second shell include four hemispherical shells, the first shell and the second shell After opposite connection setting, the hemispherical shell of the first shell and the hemispherical shell of the second shell form four balls Body.
8. the anti-snake ball of rotation according to claim 6, it is characterised in that:
The anti-snake global shell is additionally provided at least one point between the adjacent sphere, and the point is directed away from The direction of the rotary components extends.
9. the anti-snake ball of rotation according to claim 8, it is characterised in that:
Point there are two being respectively provided between the adjacent sphere.
10. the anti-snake ball of rotation according to claim 6, it is characterised in that:
The first shell and the second shell are the frivolous shell of aluminum alloy material.
CN201820974157.8U 2018-06-22 2018-06-22 A kind of anti-snake ball of rotation Expired - Fee Related CN208370788U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820974157.8U CN208370788U (en) 2018-06-22 2018-06-22 A kind of anti-snake ball of rotation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820974157.8U CN208370788U (en) 2018-06-22 2018-06-22 A kind of anti-snake ball of rotation

Publications (1)

Publication Number Publication Date
CN208370788U true CN208370788U (en) 2019-01-15

Family

ID=64965259

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820974157.8U Expired - Fee Related CN208370788U (en) 2018-06-22 2018-06-22 A kind of anti-snake ball of rotation

Country Status (1)

Country Link
CN (1) CN208370788U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113514338A (en) * 2021-03-02 2021-10-19 绍兴文理学院 Rock mechanics testing machine capable of preventing and expelling different beasts
CN115281179A (en) * 2022-07-22 2022-11-04 国网江苏省电力有限公司宿迁供电分公司 Detachable snake-proof device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113514338A (en) * 2021-03-02 2021-10-19 绍兴文理学院 Rock mechanics testing machine capable of preventing and expelling different beasts
CN115281179A (en) * 2022-07-22 2022-11-04 国网江苏省电力有限公司宿迁供电分公司 Detachable snake-proof device
CN115281179B (en) * 2022-07-22 2023-09-19 国网江苏省电力有限公司宿迁供电分公司 Detachable snake device of preventing

Similar Documents

Publication Publication Date Title
CN208370788U (en) A kind of anti-snake ball of rotation
CN103982376A (en) Wind power generation network camera monitoring and communication transmitting antenna tower
CN101702503A (en) Multi-fission transmission lead torsional vibration swing-preventing device
JP3126958U (en) Rotary impeller for fluid such as wind power and hydraulic power.
CN206529695U (en) Board-like vibration damping suspension rod
CN204258037U (en) Rotatable lightning rod
CN106845698A (en) A kind of Forecasting Methodology of typhoon influence power network outage
CN103839500A (en) Rotating blade type wind resistance outdoor advertising board
CN105544981A (en) Dust collection device for building site
CN107093386A (en) It is suitable for wind direction Moveble advertisement board
CN203424213U (en) Snake prevention device on electric power tower
CN106129941B (en) The anti-bird from building nest mechanism of electric wire based on small angle rotation structure
CN205036504U (en) Wind power rotating device of swing blade plate
CN108244092A (en) A kind of anti-snake device of pole guy
CN103032346A (en) Double-impeller wind-power smoke exhaust fan
CN203762134U (en) Transmission tower rotating anti-bird needle
CN209293538U (en) A kind of electric power tower protective device
CN208565681U (en) A kind of non-return structure and device for storing liquid
CN201278448Y (en) Device for ejecting fowl
CN106609727A (en) Wind power generator
CN209472295U (en) Linear hanging object removing device for power transmission line
CN102235367A (en) Wind power water motion system and operation method thereof
CN204073182U (en) A kind of Combined wire rope locator
CN205122313U (en) Arrester binding post orienting device
CN211818426U (en) Wire pole with lightning protection function

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: 20190115

Termination date: 20210622