CN208023720U - A kind of assembly type beam-to-column joint structure - Google Patents
A kind of assembly type beam-to-column joint structure Download PDFInfo
- Publication number
- CN208023720U CN208023720U CN201820296931.4U CN201820296931U CN208023720U CN 208023720 U CN208023720 U CN 208023720U CN 201820296931 U CN201820296931 U CN 201820296931U CN 208023720 U CN208023720 U CN 208023720U
- Authority
- CN
- China
- Prior art keywords
- plate
- pieces
- plates
- cylinder
- assembly type
- 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
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model provides a kind of assembly type beam-to-column joint structure, belongs to field of steel structure.It solves the problems, such as that existing beam-to-column joint intensity is low.This assembly type beam-to-column joint structure includes cylinder and I-steel beam body, cylinder includes two blocks of principal post plates and subpost plate, beam body includes two blocks of wing plates and web, further include two connecting tubes being located in cylinder, connecting tube includes two pieces of main connecting plates, bottom plate and secondary connecting plate, it is bent to form auxiliary splint in the middle part of secondary connecting plate, it is connected by engagement plate between auxiliary splint and secondary connecting plate, connecting tube both ends are against on two pieces of principal post plate medial surfaces, there are two jacks for tool on principal post plate, further include that two beams connect steel, beam connects ladle and includes beam bottom plate and two blocks of beam side plates, two beams connect steel and are inserted in two jacks, beam connects steel both ends and forms beam socket part, beam body one end is inserted in beam socket part, web is fixedly clamped between two blocks of beam bottom plates, two blocks of wing plates are fixed with two pieces of opposite sides of beam side plate.This structure energy high intensity assembly type connects beam column.
Description
Technical field
The utility model belongs to steel structure technology field, is related to a kind of assembly type beam-to-column joint structure.
Background technology
In the steel building largely used at present, it usually needs beam body is mounted on cylinder side, existing way one
As directly connect with cylinder outer wall by junction steel plate in beam body end, not only need connect plurality of steel plates, lead to construction efficiency
It is low, while steel plate and beam body and cylinder connecting portion stress are larger, directly affect column structure, are easy to cause the change of cylinder stress
Shape, and connecting portion is retained in outside, is easy to make connector rust corrosion, is then influenced steel construction stability, is influenced building safety
Property, it is therefore necessary to it is improved.
Invention content
The purpose of this utility model is to be directed to the above-mentioned problems in the prior art, is provided a kind of using assembling mode
Connection connects beam column, and assembly type beam-to-column joint structure easy for installation with high intensity.
The purpose of this utility model can be realized by following technical proposal：A kind of assembly type beam-to-column joint structure, including
Vertically arranged square tube cylinder and the I-steel beam body being laterally arranged, cylinder include two blocks of principal post plates being mutually parallel and mutually put down
Two blocks of capable subpost plates, beam body include two blocks of wing plates being mutually parallel and the web being vertically connected between two blocks of wing plates, described
Web width direction in vertically arranged, it is characterised in that：Further include two square tube type connecting tubes being located in cylinder, connecting tube
Including two pieces of main connecting plates, bottom plate and secondary connecting plate, the bottom plate lateral surface fitting of two connecting tubes is fixed, two connecting tubes
Both ends are aligned successively, and the main connecting plate lateral surface of two connecting tubes is mutually aligned, and the main connecting plate is described in laterally setting
The secondary connecting plate lateral surfaces of two connecting tubes fixed respectively with two pieces of subpost plate medial surfaces patch merga pass fasteners, pair connection
It is bent to form auxiliary splint in the middle part of plate, and is connected by engagement plate between auxiliary splint and secondary connecting plate, the connecting tube both ends point
It is not against on two pieces of principal post plate medial surfaces, there are two jacks identical with channel steel cross-sectional shape for tool on the principal post plate, also
Include the Liang Jiegang of two channel steel structures, beam connects ladle and includes beam bottom plate and two pieces of beam sides for being vertically connected on beam bottom plate front both sides
Plate, described two pieces of beam bottom backs are parallel and are oppositely arranged, and two beams connect steel and are inserted in two jacks, beam bottom plate
It is fixedly clamped respectively between bottom plate and auxiliary splint, two pieces of beam side plate lateral surfaces are bonded respectively to be fixed in two pieces of main connecting plates
On side, and beam connects steel both ends and stretches out cylinder, and two beam socket parts are formed on the outside of cylinder, and described beam body one end is inserted in beam and connects
In portion, and web both sides are fixedly clamped between two blocks of beam bottom plates, and the opposite side of two blocks of wing plates is opposite with two blocks of beam side plates
Side patch merga pass fastener is fixed.
This structure forms interior nodes structure using two connecting tubes being fixed in cylinder, can be to the corresponding link position of cylinder
It is reinforced, and the secondary connecting plate of connecting tube can be stably connected with two pieces of subpost plate medial surfaces, beam, which is connect steel, later is inserted into jack,
The beam bottom board clamping of Liang Jiegang is set to be fixed between bottom plate and auxiliary splint, beam side plate is fixed with main connecting plate, therefore can be high-strength
Degree fixed beam connects steel in cylinder, later connects the beam socket part of beam body end and Liang Jiegang, to facilitate live fast assembling
Beam body is installed, and the wing plate of beam body and web can be connect with the beam side plate of Liang Jiegang and beam bottom plate high intensity, and utilizes engagement plate
Reinforcing plate structure can be formed on principal post plate medial surface with auxiliary splint, support principal post plate to stablize, avoid due to being opened up on principal post plate
There is jack to influence principal post plate intensity.
In a kind of above-mentioned assembly type beam-to-column joint structure, the subpost plate is equipped with main operation mouth, main operation mouth
Inner end is located in the main grout compartment that principal post plate, subpost plate, auxiliary splint and engagement plate surround, and the engagement plate is equipped with secondary operate
Mouthful, secondary gathering hole one end is located in main grout compartment, and the other end is located at beam bottom plate, engagement plate, main connecting plate, secondary connecting plate and principal post
In the secondary grout compartment that plate surrounds, and formed by integrally casting has concrete in main grout compartment and secondary grout compartment.
Facilitate installation by main operation mouth and secondary gathering hole, and can integrally be in the milk and be reinforced.
In a kind of above-mentioned assembly type beam-to-column joint structure, the cylinder includes two channel steels, and channel steel includes bottom plate
Be respectively perpendicular two blocks of side plates for being connected to bottom plate both sides, the corresponding bottom plate of two channel steels is mutually parallel, and two blocks of side plates are mutual
Fitting is fixed, and forms the square tube cylinder, and principal post plate is two blocks of side plates being bonded to each other.
Therefore it can guarantee principal post plate intensity.
In a kind of above-mentioned assembly type beam-to-column joint structure, beam body one end end face withstands on principal post plate lateral surface
On.
In a kind of above-mentioned assembly type beam-to-column joint structure, supporting sleeve is welded on the main operation mouth.
Setting supporting sleeve can improve main operation mouth position intensity.
In a kind of above-mentioned assembly type beam-to-column joint structure, the engagement plate is pressed from both sides with secondary connecting plate and auxiliary splint respectively
Angle is obtuse angle.
Therefore structure is more stablized.
In a kind of above-mentioned assembly type beam-to-column joint structure, the fastener is bolt.
A kind of installation method of assembly type beam-to-column joint structure, it is characterised in that：Include the following steps：
Two connecting tubes are placed in cylinder by step 1, by secondary connecting plate and the patch merga pass fastening of subpost plate medial surface
Part is fixed, and two pieces of bottom plates is made to be mutually aligned fitting；
Step 2 connects beam in the laterally inserted jack of steel, so that beam is connect steel both ends and is stretched out out of cylinder and form beam socket part；
Step 3 is constructed by main operation mouth and secondary gathering hole, make beam bottom board clamping between bottom plate and auxiliary splint simultaneously
It is fixed by fastener, two pieces of beam side plate lateral surface patch merga pass fasteners is made to be fixed on two pieces of main connecting plate medial surfaces；
Step 4, by main operation mouth towards casting concrete mortar in cylinder and vibration compacting, concrete mortar passes through pair
Gathering hole fills main grout compartment and secondary grout compartment, and the fixed capping on main operation mouth；
Beam body one end is inserted in beam socket part by step 5, and web both sides is made to be fixedly clamped between two blocks of beam bottom plates, two pieces
The opposite side of the wing plate side patch merga pass fastener opposite with two blocks of beam side plates is fixed.
Through the above steps, you can live this node of Fast Installation.
Compared with prior art, the utility model has the following advantages that：
This structure forms interior nodes structure using two connecting tubes being fixed in cylinder, can be to the corresponding link position of cylinder
It is reinforced, and the secondary connecting plate of connecting tube can be stably connected with two pieces of subpost plate medial surfaces, beam, which is connect steel, later is inserted into jack,
The beam bottom board clamping of Liang Jiegang is set to be fixed between bottom plate and auxiliary splint, beam side plate is fixed with main connecting plate, therefore can be high-strength
Degree fixed beam connects steel in cylinder, later connects the beam socket part of beam body end and Liang Jiegang, to facilitate live fast assembling
Beam body is installed, and the wing plate of beam body and web can be connect with the beam side plate of Liang Jiegang and beam bottom plate high intensity, and utilizes engagement plate
Reinforcing plate structure can be formed on principal post plate medial surface with auxiliary splint, support principal post plate to stablize, avoid due to being opened up on principal post plate
There is jack to influence principal post plate intensity.
Description of the drawings
Fig. 1 is this connection structure front sectional view.
Fig. 2 is this connection structure front view.
Fig. 3 is cylinder front view.
Fig. 4 is this connection structure exploded side figure.
Fig. 5 is this connection structure transverse sectional view.
In figure,
1, cylinder；11, principal post plate；12, subpost plate；13, jack；14, main operation mouth；15, supporting sleeve；
2, beam body；21, wing plate；22, web；
3, connecting tube；31, main connecting plate；32, bottom plate；33, secondary connecting plate；34, auxiliary splint；35, engagement plate；36, secondary
Gathering hole；
4, Liang Jiegang；41, beam bottom plate；42, beam side plate；
5, channel steel；51, bottom plate；52, side plate.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figs. 1-5, a kind of assembly type beam-to-column joint structure of the utility model, including vertically arranged square tube cylinder 1
The I-steel beam body 2 being laterally arranged, cylinder 1 include two blocks of principal post plates 11 being mutually parallel and two blocks of subpost plates being mutually parallel
12, beam body 2 includes two blocks of wing plates 21 being mutually parallel and the web 22 being vertically connected between two blocks of wing plates 21,22 width of web
Direction is in vertically arranged, further includes two square tube type connecting tubes 3 being located in cylinder 1, and connecting tube 3 includes two pieces of main connecting plates
31,32 lateral surface of the bottom plate fitting of bottom plate 32 and secondary connecting plate 33, two connecting tubes 3 is fixed, two 3 both ends of connecting tube according to
31 lateral surface of main connecting plate of secondary alignment, two connecting tubes 3 is mutually aligned, and main connecting plate 31 is in laterally setting, two connecting tubes 3
33 lateral surface of secondary connecting plate fixed respectively with two pieces of 12 medial surfaces of subpost plate patch merga pass fasteners, 33 middle part of secondary connecting plate
It is bent to form auxiliary splint 34, and is connected by engagement plate 35 between auxiliary splint 34 and secondary connecting plate 33,3 both ends of connecting tube are supported respectively
On two pieces of 11 medial surfaces of principal post plate, there are two jacks 13 identical with channel steel cross-sectional shape for tool on principal post plate 11, further include
The beam of two channel steel structures connects steel 4, and it includes beam bottom plate 41 and two pieces of beams for being vertically connected on the positive both sides of beam bottom plate 41 that beam, which connects steel 4,
Side plate 42, two pieces of 41 back sides of beam bottom plate are parallel and are oppositely arranged, and two beams connect steel 4 and are inserted in two jacks 13, beam bottom plate 41
It is fixedly clamped respectively between bottom plate 32 and auxiliary splint 34, two pieces of 42 lateral surfaces of beam side plate are bonded are fixed on two pieces of main companies respectively
On 31 medial surface of fishplate bar, and beam connects 4 both ends of steel and stretches out cylinder 1, and forms two beam socket parts in 1 outside of cylinder, and 2 one end of beam body is inserted
In beam socket part, and 22 both sides of web are fixedly clamped between two blocks of beam bottom plates 41, the opposite side of two blocks of wing plates 21 with two pieces
The opposite side patch merga pass fastener of beam side plate 42 is fixed.
Further, subpost plate 12 is equipped with main operation mouth 14, and 14 inner end of main operation mouth is located at principal post plate 11, subpost plate
12, in the main grout compartment that auxiliary splint 34 and engagement plate 35 surround, engagement plate 35 is equipped with secondary gathering hole 36,36 one end of secondary gathering hole
In main grout compartment, the other end is located at beam bottom plate 41, engagement plate 35, main connecting plate 31, secondary connecting plate 33 and principal post plate 11 and closes
In the secondary grout compartment enclosed, and formed by integrally casting has concrete in main grout compartment and secondary grout compartment.Cylinder 1 includes two channel steels 5, channel steel
5 include that bottom plate 51 is mutually put down with two blocks of side plates 52 for being connected to 51 both sides of bottom plate, two 5 corresponding bottom plates 51 of channel steel are respectively perpendicular
Row, and two blocks of side plates 52 are bonded to each other fixation, and square tube cylinder 1 is formed, and principal post plate 11 is two blocks of side plates 52 being bonded to each other.
2 one end end face of beam body is withstood on 11 lateral surface of principal post plate.Supporting sleeve 15 is welded on main operation mouth 14.Engagement plate 35 respectively with pair
Connecting plate 33 and 34 angle of auxiliary splint are obtuse angle.Fastener is bolt.
This structure forms interior nodes structure using two connecting tubes 3 being fixed in cylinder 1, can accordingly be connected to cylinder 1
Position is reinforced, and the secondary connecting plate 33 of connecting tube 3 can be stably connected with two pieces of 12 medial surfaces of subpost plate, later by Liang Jiegang
4 are inserted into jack 13, and the beam bottom plate 41 that beam connects steel 4 is made to be fixedly clamped between bottom plate 32 and auxiliary splint 34, beam side plate 42 and master
Connecting plate 31 is fixed, therefore energy high intensity fixed beam connects steel 4 in cylinder 1, and the beam that 2 end of beam body is connect to steel 4 with beam later connects
Portion connects, and to facilitate live fast assembling to install beam body 2, and the wing plate 21 of beam body 2 and web 22 can connect the beam side of steel 4 with beam
Plate 42 is connected with 41 high intensity of beam bottom plate, and can form gusset on 11 medial surface of principal post plate using engagement plate 35 and auxiliary splint 34
Structure avoids influencing 11 intensity of principal post plate due to offering jack 13 on principal post plate 11 to stablize support principal post plate 11.
A kind of installation method of assembly type beam-to-column joint structure, includes the following steps：
Two connecting tubes 3 are placed in cylinder 1 by step 1, and secondary connecting plate 33 is bonded and is led to 12 medial surface of subpost plate
It crosses fastener to fix, and two pieces of bottom plates 32 is made to be mutually aligned fitting；
Step 2 connects beam in 4 laterally inserted jack 13 of steel, so that beam is connect 4 both ends of steel and is stretched out out of cylinder 1 and form beam and connects
Portion；
Step 3 is constructed by main operation mouth 14 and secondary gathering hole 36, beam bottom plate 41 is made to be clamped in bottom plate 32 and sub-folder
It is fixed between plate 34 and by fastener, two pieces of 42 lateral surface of beam side plate patch merga pass fasteners is made to be fixed on two pieces of main connections
On 31 medial surface of plate；
Step 4, by main operation mouth 14 towards casting concrete mortar in cylinder 1 and vibration compacting, concrete mortar passes through
Secondary gathering hole 36 fills main grout compartment and secondary grout compartment, and the fixed capping on main operation mouth 14；
2 one end of beam body is inserted in beam socket part by step 5, make 22 both sides of web be fixedly clamped two blocks of beam bottom plates 41 it
Between, the opposite side of the two blocks of wing plates 21 side patch merga pass fastener opposite with two blocks of beam side plates 42 is fixed.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although cylinder 1, principal post plate 11, subpost plate 12, jack 13, main operation mouth 14, supporting sleeve is used more herein
15, beam body 2, wing plate 21, web 22, connecting tube 3, main connecting plate 31, bottom plate 32, secondary connecting plate 33, auxiliary splint 34, engagement plate
35, secondary gathering hole 36, beam connect the terms such as steel 4, beam bottom plate 41, beam side plate 42, channel steel 5, bottom plate 51, side plate 52, but are not precluded
Use the possibility of other terms.The use of these items is only for more easily describe and explain the sheet of the utility model
Matter；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (7)
1. a kind of assembly type beam-to-column joint structure, including vertically arranged square tube cylinder (1) and the I-steel beam body that is laterally arranged
(2), cylinder (1) includes two pieces of principal post plates (11) being mutually parallel and two pieces of subpost plates (12) being mutually parallel, and beam body (2) includes
Two pieces of wing plates (21) being mutually parallel and the web (22) being vertically connected between two pieces of wing plates (21), the web (22) are wide
Direction is spent in vertically arranged, it is characterised in that：Further include two square tube type connecting tubes (3) being located in cylinder (1), connecting tube
(3) include two pieces of main connecting plates (31), bottom plate (32) and secondary connecting plate (33), the bottom plate (32) of two connecting tubes (3) is outside
Side fitting is fixed, and two connecting tube (3) both ends are aligned successively, and main connecting plate (31) lateral surface of two connecting tubes (3) is mutual
Alignment, the main connecting plate (31) in being laterally arranged, distinguish by secondary connecting plate (33) lateral surface of described two connecting tubes (3)
It is fixed with two pieces of subpost plate (12) medial surface patch merga pass fasteners, auxiliary splint is bent to form in the middle part of secondary connecting plate (33)
(34), it and between auxiliary splint (34) and secondary connecting plate (33) by engagement plate (35) connect, the connecting tube (3) both ends difference
It is against on two pieces of principal post plate (11) medial surfaces, tool is inserted there are two identical with channel steel cross-sectional shape on the principal post plate (11)
Hole (13), further includes the Liang Jiegang (4) of two channel steel structures, and Liang Jiegang (4) includes beam bottom plate (41) and is vertically connected on beam bottom
Two pieces of beam side plates (42) on plate (41) front both sides, described two pieces of beam bottom plate (41) back sides are parallel and are oppositely arranged, and two
Beam connects steel (4) and is inserted in two jacks (13), and beam bottom plate (41) is fixedly clamped respectively in bottom plate (32) and auxiliary splint
(34) between, two pieces of beam side plate (42) lateral surfaces are bonded respectively to be fixed on two pieces of main connecting plate (31) medial surfaces, and Liang Jiegang
(4) cylinder (1) is stretched out at both ends, and two beam socket parts are formed on the outside of cylinder (1), and the beam body (2) one end is inserted in beam socket part
It is interior, and web (22) both sides are fixedly clamped between two pieces of beam bottom plates (41), the opposite side of two pieces of wing plates (21) and two pieces of beams
The opposite side patch merga pass fastener of side plate (42) is fixed.
2. a kind of assembly type beam-to-column joint structure according to claim 1, it is characterised in that：On the subpost plate (12)
Equipped with main operation mouth (14), main operation mouth (14) inner end is located at principal post plate (11), subpost plate (12), auxiliary splint (34) and engagement plate
(35) in the main grout compartment surrounded, the engagement plate (35) is equipped with secondary gathering hole (36), and secondary gathering hole (36) one end is located at
In main grout compartment, the other end is located at beam bottom plate (41), engagement plate (35), main connecting plate (31), secondary connecting plate (33) and principal post plate
(11) in the secondary grout compartment surrounded, and formed by integrally casting has concrete in main grout compartment and secondary grout compartment.
3. a kind of assembly type beam-to-column joint structure according to claim 2, it is characterised in that：The cylinder (1) includes
Two channel steels (5), channel steel (5) they include bottom plate (51) and are respectively perpendicular two pieces of side plates (52) for being connected to bottom plate (51) both sides, and two
The corresponding bottom plate (51) of root channel steel (5) is mutually parallel, and two pieces of side plates (52) are bonded to each other fixation, and forms the square tube column
Body (1), and principal post plate (11) is two pieces of side plates (52) being bonded to each other.
4. a kind of assembly type beam-to-column joint structure according to claim 3, it is characterised in that：Described beam body (2) one end
End face is withstood on principal post plate (11) lateral surface.
5. a kind of assembly type beam-to-column joint structure according to claim 4, it is characterised in that：The main operation mouth (14)
On be welded with supporting sleeve (15).
6. a kind of assembly type beam-to-column joint structure according to claim 5, it is characterised in that：The engagement plate (35) point
It is not obtuse angle with secondary connecting plate (33) and auxiliary splint (34) angle.
7. a kind of assembly type beam-to-column joint structure according to claim 6, it is characterised in that：The fastener is spiral shell
Bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820296931.4U CN208023720U (en) | 2018-03-02 | 2018-03-02 | A kind of assembly type beam-to-column joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820296931.4U CN208023720U (en) | 2018-03-02 | 2018-03-02 | A kind of assembly type beam-to-column joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208023720U true CN208023720U (en) | 2018-10-30 |
Family
ID=63906241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820296931.4U Expired - Fee Related CN208023720U (en) | 2018-03-02 | 2018-03-02 | A kind of assembly type beam-to-column joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208023720U (en) |
-
2018
- 2018-03-02 CN CN201820296931.4U patent/CN208023720U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108179811A (en) | A kind of steel-structure beam-column node and its making and installation method | |
| KR101211691B1 (en) | Hybrd-structure beam using gusset connection plate | |
| CN208056300U (en) | A kind of high intensity beam column connection structure | |
| CN204876087U (en) | Annular auto -lock nodal connection structure | |
| CN208023720U (en) | A kind of assembly type beam-to-column joint structure | |
| CN208056299U (en) | A kind of reinforced bean column node in center | |
| CN108179819A (en) | A kind of plug-in type beam-to-column joint structure and its installation method | |
| CN108204042A (en) | A kind of assembly type beam-to-column joint structure and its installation method | |
| CN207863157U (en) | A kind of reinforced beam-column node structure | |
| CN108755960A (en) | A kind of high intensity square tube beam-to-column joint structure and its installation method | |
| CN208009656U (en) | A kind of plug-in type beam-to-column joint structure | |
| CN208105481U (en) | A kind of assembled beam-column connection structure | |
| CN207892024U (en) | A kind of reinforcement type bean column node | |
| CN109252691A (en) | A kind of reinforced steel concrete framed floor structure and reinforcement means | |
| CN108755959A (en) | A kind of reinforced square tube beam-to-column joint structure and its installation method | |
| CN202401573U (en) | Structure of batter brace serving as purline bolt | |
| CN210827831U (en) | Precast concrete beam column node structure | |
| CN211341418U (en) | Steel structure bearing beam | |
| CN208137131U (en) | A kind of steel-structure beam-column node | |
| CN114263294A (en) | Assembled cold-formed light steel keel frame structure and assembly thereof | |
| CN209211934U (en) | A kind of reinforced steel concrete framed floor structure | |
| CN207553300U (en) | A kind of steel structure node | |
| CN208884711U (en) | A kind of reinforced square tube beam-to-column joint structure | |
| CN208965880U (en) | Reinforced square tube beam body connection structure in one kind | |
| CN107965050A (en) | A kind of reinforcement type bean column node and its installation method |
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: 20181030 |