CN208884716U - A kind of rigid connection node of steel construction rectangle rod piece - Google Patents
A kind of rigid connection node of steel construction rectangle rod piece Download PDFInfo
- Publication number
- CN208884716U CN208884716U CN201821430720.1U CN201821430720U CN208884716U CN 208884716 U CN208884716 U CN 208884716U CN 201821430720 U CN201821430720 U CN 201821430720U CN 208884716 U CN208884716 U CN 208884716U
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- rectangular section
- rod elements
- steel rod
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- section steel
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Abstract
The utility model discloses a kind of rigid connection nodes of steel construction rectangle rod piece, the edge of a wing of steel rod elements in rectangular section, drill bolt hole and plug welding hole on web, the edge of a wing of steel rod elements in rectangular section, plate built in the screw hole of the edge of a wing is separately connected on the inside of web, plate built in web screw hole, bolt hole on the steel rod elements of rectangular section and the screw hole built in plate built in the screw hole of the edge of a wing and web hole on plate are concentric, at the plug welding hole of rectangular section steel rod elements respectively with screw hole built in plate connect with plug weld, the docking of rectangular section steel rod elements, bolt has passed through the bolt hole on edge of a wing connecting plate or web connecting plate and rectangular section steel rod elements, rectangular section steel rod elements, then with edge of a wing screw hole built in screw thread built in plate and web hole on plate be mutually engaged.Structure is simple, easy to use, solves the rigid connection of rectangular section steel member and needs that building-site welds or reservation operations hole or installation quality are extremely difficult to require and influence the problem of subsequent construction.
Description
Technical field
The utility model belongs to the steel structure technology field of rigid joint, is more particularly to a kind of rectangular section steel rod elements use
Bolted rigid joint.
Background technique
The structure that steel construction is made of steel plate, fashioned iron etc. is one of main building construction types.It has intensity
It is high, overall stiffness is big, from heavy and light, anti-seismic performance is good the advantages that.And the tie point of steel construction pacifies the mechanical property of structure, processing
The difficulty or ease and project cost of dress have larger impact, the especially rigid connection node of rectangle steel member.
The rigid connection node of existing rectangle steel member has three ways, such as following: (1) all-weld joint；(2) stud weld
Seam combination connection；(3) end plate connection.Mode is planted for (1), the welding capacity in building site is big, thereby increases and it is possible to which there are overhead welding phenomenons, cause
Amount of high-altitude operation is more, and welding difficulty is big, and security risk is big, and quality is not easy to guarantee.Mode is planted for (2), must first reserve behaviour
Make hole, steel member lesser for rectangular section is inconvenient for operation, and after bolt is installed by building site, also uses steel plate
Reservation operations hole is welded and is blocked, building-site welding workload is increased.Mode is planted for (3), end plate must be using outer
Formula end plate is stretched, i.e. the size of end plate must be greater than the rectangular section of steel member, could install bolt, be similar to flanged joint, such
The end plate of mode will affect the installation of subsequent floor or wallboard, if to steel structure girder column connected node construction requirement precision pole
Otherwise height will have the gap between end plate, not be inconsistent with theoretical assumption, power transmission is problematic.
Summary of the invention
The purpose of this utility model is the rigid connection node for being the provision of a kind of steel construction rectangular elements, structure letter
It is single, it is easy to use, it solves the rigid connection of rectangular section steel member and building-site is needed to weld or reservation operations hole, or peace
Packing quality is extremely difficult to require and influence the problem of subsequent construction.
In order to solve above-mentioned purpose, the utility model takes following technical measures:
A kind of rigid connection node of steel construction rectangle rod piece, each node include a first rectangular section steel rod elements,
Plate built in a piece second rectangular section steel rod elements, four pieces of edge of a wing screw holes, plate, plug weld, two pieces of wings built in four pieces of web screw holes
Edge connecting plate and two pieces of web connecting plates, bolts.
It is characterized by: the auger shell bolt on the first rectangular section steel rod elements, the edge of a wing of the second rectangular section steel rod elements, web
Hole and plug welding hole are respectively provided with (even on the inside of the first rectangular section steel rod elements, the edge of a wing of the second rectangular section steel rod elements, web
Connect) plate built in the screw hole of the edge of a wing, plate built in web screw hole, the spiral shell on the first rectangular section steel rod elements, the second rectangular section steel rod elements
Keyhole and the screw hole built in plate built in the screw hole of the edge of a wing and web hole on plate are concentric, in the first rectangular section steel rod elements, the second rectangle
At the plug welding hole of section steel rod elements respectively with screw hole built in plate connect with plug weld, the processing method of this rigid connection node are as follows:
Drill bolt hole and plug welding hole first on the first rectangular section steel rod elements, the edge of a wing of the second rectangular section steel rod elements, web.It connects down
Come, distinguishes edge of a wing spiral shell described in device on the inside of the first rectangular section steel rod elements, the edge of a wing of the second rectangular section steel rod elements, web
Plate built in plate built in hole and web hole, the bolt hole on the first rectangular section steel rod elements, the second rectangular section steel rod elements
With the edge of a wing screw hole built in screw hole built in plate and web hole on plate it is concentric.In the first rectangular section steel rod elements, the second square
At the plug welding hole of tee section steel rod elements, respectively with the screw hole built in plate carry out plug welding connection.Finally, in edge of a wing connecting plate and
Circular hole is bored on web connecting plate.The installation method of this rigid connection node are as follows: the first rectangular section steel rod elements, the second rectangular section
Steel rod elements docking, overlap joint installation edge of a wing connecting plate, web connecting plate, bolt pass through edge of a wing connecting plate or web connecting plate and first
Bolt hole on rectangular section steel rod elements, the second rectangular section steel rod elements, then with edge of a wing screw hole built in built in plate and web hole
Screw thread on plate is mutually engaged, and realizes the rigid connection of two prismatic rectangle steel rod nodes.
Depending on the diameter of the bolt, quantity are according to existing " Steel Structural Design standard " structure Design and Calculation, generally
Every one side of first rectangular section steel rod elements, the second rectangular section steel rod elements described in every must not be less than two.
Depending on the diameter of the plug weld, quantity are according to existing " Steel Structural Design standard " structure Design and Calculation, one
As every one side of the first rectangular section steel rod elements, the second rectangular section steel rod elements described in every must not be less than two.
The bolt is same diameter in same node.
The first rectangular section steel rod elements, the second rectangular section steel rod elements edge of a wing, the bolt hole on web are same
Diameter, and it is 2mm bigger than the diameter of the bolt.
The first rectangular section steel rod elements, the second rectangular section steel rod elements edge of a wing, the plug welding hole on web are same
Diameter.
All screw holes built in plate built in the edge of a wing screw hole and the web screw hole on plate are same diameter, same spiral shell
Tooth specification.And it is corresponding with the bolt specification.
In the edge of a wing connecting plate, web connecting plate the big 2mm of diameter of bolt described in the aperture ratio of bored circular hole or
4mm。
Both first rectangular section steel rod elements, the second rectangular section steel rod elements are 2~5mm in the gap of junction, facilitate
Connection adjust.
The edge of a wing connecting plate, web connecting plate on the same node, respectively correspond first rectangular section steel pole
Part, the edge of a wing of the second rectangular section steel rod elements, web.
Preferably, the first rectangular section steel rod elements, the second rectangular section steel rod elements connecting node can be two
The rigid connection node of a steel column, or the rigid connection node that the steel column with rectangular section bracket is connect with girder steel.
Preferably, the first rectangular section steel rod elements, the second rectangular section steel rod elements are cross-section, can be type
Material, or be welded by four pieces of steel plate assembly.
Preferably, the bolt is high-strength bolt or plain bolt, generally high-strength bolt, according to " steel construction is set
Meter standard " design.
The utility model is in order to realize the rigid connections of rectangular section steel rod elements, in the first rectangular section steel pole
Plug weld is connected with steel plate (plate, web screw hole built in the i.e. described edge of a wing screw hole of screw hole on the inside of part, the second rectangular section steel rod elements
Built-in plate), it is equal to the effect of built-in nut, then again with the edge of a wing connecting plate, web connecting plate, bolt by described
One rectangular section steel rod elements, the rigid connection of the second rectangular section steel rod elements.Solve rectangular section steel rod elements rigid connection needs
Fielding welding, perhaps need reserved opening be bolted operation or flanged joint end plate construction precision require high difficulty,
The assembled installation at scene is realized, it is quick, safe and efficient.
A kind of factory process method of the rigid connection node of steel construction rectangle rod piece, the steps include:
(1) design drawing drill bolt hole and plug on first rectangular section steel rod elements, the second rectangular section steel rod elements are pressed
Welding hole.
(2) design drawing is pressed, in the good steel plate drilling and tapping of Numerical control cutting, is fabricated to plate, abdomen built in the edge of a wing screw hole
Plate built in plate screw hole.
(3) plate built in plate built in the edge of a wing screw hole, web screw hole is built in the first rectangular section steel pole
Part, the second rectangular section steel rod elements four sides on the inside of be adjacent to, between the two carry out plug welding connection.Wherein, in the edge of a wing screw hole
Set the screw hole of plate built in plate, web screw hole and the bolt hole concentric on the rectangular section steel rod elements.
(4) design drawing is pressed, circular hole is bored on the steel plate, is fabricated to the edge of a wing connecting plate and web connecting plate.
(5) all components do preservative treatment, and if friction-type connection, corresponding component must also carry out resistant slide processing.
(6) all steel member quality inspection qualifications can be transported to building site and be installed.
A kind of installation method of the rigid connection node of steel construction rectangle rod piece, the steps include:
A, first rectangular section steel rod elements are installed in place by floor plan.
B, in place by floor plan lifting second rectangular section steel rod elements.
C, every piece of edge of a wing connecting plate and web connecting plate are overlapped on first rectangular section steel rod elements, the second square
On tee section steel rod elements.Then the bolt is just screwed into built in the screw hole in the screw hole of plate.
D, the bolt twists complete eventually in 24 hours.
The most essential steps of the utility model are the plates built in the edge of a wing screw hole, in web screw hole in processing and fabricating
It sets plate and is built on the inside of four sides of the first rectangular section steel rod elements, the second rectangular section steel rod elements and be adjacent to, between must not having
Gap, and plug weld pays attention to adjusting welding parameter appropriate in welding, controls heat input, otherwise built in the edge of a wing screw hole
Plate built in plate, web screw hole will buckling deformation, piercing for bolt in installation process is influenced, to influence the connection of entire node
Performance.
Compared with prior art, it the advantages of the utility model and has the beneficial effect that
A kind of rigid connection node of steel construction rectangle rod piece provided by the utility model, technological progress are embodied in building site
Fabricated construction is realized when installation, does not need to weld.The effect reached simultaneously is connected to the rigidity of the rectangular section rod piece
It connects, woth no need to reservation operations hole, can also realize and be bolted entirely.In addition, in the edge of a wing connecting plate and web connecting plate
The installation deviation of big hole (the big 4mm of aperture ratio bolt) adjustable component reduces difficulty of construction, this is existing flanged joint institute
The advantage not having.
A kind of rigid connection node of steel construction rectangle rod piece provided by the utility model, high-efficiency and economic.In terms of efficiency,
The set-up time of one node of the utility model is no more than 1h, and traditional all-weld joint node needs 4h weld interval,
Being bolted entirely for traditional reserved opening needs the bolt of 3h to install and the weld seam sealing plate time.In economic aspect, bolt installation
It is lower than the labour cost of welding and time-consuming few, although bolt price is higher than wlding, comprehensively measuring and calculating, one of the utility model
Connecting node comprehensive cost is than traditional saving 10%~20%.
Detailed description of the invention
Fig. 1 is a kind of rigid connection node schematic diagram of beam-column rectangular section rod piece.
Fig. 2 is a kind of A-A diagrammatic cross-section of the rigid connection node of steel construction rectangular rectangle rod piece.
Fig. 3 is a kind of B-B diagrammatic cross-section of the rigid connection node of steel construction rectangular rectangle rod piece.
Wherein: 1A is the first rectangular section steel rod elements (steel column with rectangular section bracket)；1B is the second rectangular section steel
Rod piece (rectangular section girder steel)；2A is plate built in the screw hole of the edge of a wing；2B is plate built in web screw hole；3 be plug weld；4A is the edge of a wing
Connecting plate；4B is web connecting plate；5 be bolt.
Specific embodiment
Embodiment 1:
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
As shown in Figure 1 to Figure 2, a kind of rigid connection node of steel construction rectangle rod piece, including first rectangular section
Steel rod elements (steel column with rectangular section bracket) 1A, the second rectangular section steel rod elements (rectangular section girder steel) 1B, four pieces of wings
Plate 2A built in edge screw hole, plate 2B, 48 plug welds, 3, two pieces of edge of a wing connecting plate 4A, two blocks of webs built in four pieces of web screw holes
Connecting plate 4B, 48 bolts 5.Its connection relationship is: boring on the edge of a wing of a first rectangular section steel rod elements 1A, web
24 bolts hole and 24 plug welding holes, equally.Two are bored on the edge of a wing of a piece second rectangular section steel rod elements 1B, web
14 bolts hole and 24 plug welding holes.Next, on the inside of the edge of a wing of a first rectangular section steel rod elements 1A, web
It is separately connected and (is equipped with) plate 2B built in two pieces of plate 2A built in the screw hole of the edge of a wing, two pieces of web screw holes, equally, is cut in second rectangle
Plate built in two pieces of plate 2A built in the screw hole of the edge of a wing, two pieces of web screw holes is separately connected and (is equipped with) on the inside of the face edge of a wing steel rod elements 1B, web
2B.Plate 2A and abdomen built in bolt hole and edge of a wing screw hole on first rectangular section steel rod elements 1A, the second rectangular section steel rod elements 1B
Screw hole built in plate hole on plate 2B is concentric.In the plug welding hole of the first rectangular section steel rod elements 1A, the second rectangular section steel rod elements 1B
Place respectively with edge of a wing screw hole built in plate 2A, plate 2B plug weld 3 is connect built in web screw hole.Its installation method is: described one
The first rectangular section of root steel rod elements 1A, the second rectangular section steel rod elements 1B docking, two pieces of edge of a wing connecting plate 4A of overlap joint installation,
Two pieces of web connecting plate 4B, 48 bolts 5 pass through edge of a wing connecting plate 4A or web connecting plate 4B and the first rectangular section steel
Bolt hole on rod piece 1A, the second rectangular section steel rod elements 1B, then with edge of a wing screw hole built in plate 2B built in plate 2A and web hole
On the screw threads of 48 screw holes be mutually engaged fastening, realize the rigid connection node of two prismatic rectangle steel rod elements.This
A kind of rigid connection node for steel construction rectangle rod piece that utility model provides, building site does not need to weld when installing, woth no need to pre-
Operation hole is stayed, can also realize the rigid connection of full bolt.Weld job is avoided, construction quality and efficiency are improved, is reduced
The risk of construction safety.The installation deviation of the adjustable steel member of big hole on connecting plate reduces difficulty of construction.
The bolt 5 is same diameter in same node.
The first rectangular section steel rod elements 1A, the second rectangular section edge of a wing steel rod elements 1B, the bolt hole on web are
Same diameter.And it is 2mm bigger than the diameter of the bolt 5.
The first rectangular section steel rod elements 1A, the second rectangular section edge of a wing steel rod elements 1B, the plug welding hole on web are
Same diameter.
All screw holes built in plate 2A built in the edge of a wing screw hole and the web screw hole on plate 2B are same diameter, same
Thread specification, and it is corresponding with the specification of the bolt 5.
The diameter of bolt 5 described in the aperture ratio of the circular hole bored on edge of a wing connecting plate 4A, the web connecting plate 4B is big
2mm or 4mm.
First rectangular section steel rod elements 1A, the second rectangular section steel rod elements 1B are 2~5mm in the gap of junction, convenient
The connection of the two is adjusted.
Edge of a wing connecting plate 4A, the web connecting plate 4B on the same node, respectively corresponds first rectangular section
Steel rod elements 1A, the edge of a wing of the second rectangular section steel rod elements 1B, web.
Depending on the diameter of the bolt 5, quantity are according to existing " Steel Structural Design standard " structure Design and Calculation, generally
Every one side of rectangular section steel rod elements described in every must not be less than two.
Embodiment 2:
A kind of factory process method of the rigid connection node of steel construction rectangle rod piece, the steps include:
(1) design drawing drill bolt hole on the first rectangular section steel rod elements 1A, the second rectangular section steel rod elements 1B is pressed
And plug welding hole.
(2) press design drawing, in the good steel plate drilling and tapping of Numerical control cutting, be fabricated to plate 2A built in the edge of a wing screw hole,
Plate 2B built in web screw hole.
(3) plate 2B built in plate 2A built in the edge of a wing screw hole, web screw hole is built in first rectangular section
Steel rod elements 1A, the second rectangular section steel rod elements 1B four sides on the inside of be adjacent to, between the two carry out plug welding connection.Wherein, the wing
Plate 2A built in edge screw hole, the screw hole of plate 2B built in web screw hole and the first rectangular section steel rod elements 1A, the second rectangle are cut
Bolt hole concentric on the steel rod elements 1B of face.
(4) design drawing is pressed, circular hole is bored on the steel plate, is fabricated to the edge of a wing connecting plate 4A and web connecting plate 4B.
(5) all components do preservative treatment, and if friction-type connection, corresponding component must also carry out resistant slide processing.
(6) all steel member quality inspection qualifications can be transported to building site and be installed.
A kind of installation method of the rigid connection node of steel construction rectangle rod piece, the steps include:
A, the first rectangular section steel rod elements 1A is installed in place by floor plan.
B, in place by floor plan lifting the second rectangular section steel rod elements 1B.
C, by every piece of edge of a wing connecting plate 4A and web connecting plate 4B be overlapped on the first rectangular section steel rod elements 1A,
On second rectangular section steel rod elements 1B.Then the bolt 5 is just screwed into built in plate 2A built in the edge of a wing screw hole, web screw hole
In the screw hole of plate 2B.
D, the bolt 5 is twisted eventually in 24 hours completes.
The most essential steps of the utility model are plate 2A, web screw hole built in the edge of a wing screw hole in processing and fabricating
Built-in plate 2B is built on the inside of four sides of the first rectangular section steel rod elements 1A, the second rectangular section steel rod elements 1B and is adjacent to,
There must not be gap, and the plug weld 3 pays attention to adjusting welding parameter appropriate in welding, controls heat input, it is otherwise described
Edge of a wing screw hole built in plate 2A, plate 2B built in web screw hole will buckling deformation, influence piercing for bolt in installation process, thus
Influence the switching performance of entire node.
A kind of rigid connection node of steel construction rectangle rod piece provided by the utility model, technological progress are embodied in building site
Fabricated construction is realized when installation, does not need to weld.The effect reached simultaneously is connected to the rigidity of the rectangular section rod piece
It connects, woth no need to reservation operations hole, can also realize and be bolted entirely.In addition, the edge of a wing connecting plate 4A and web connecting plate 4B
On big hole (the big 4mm of aperture ratio bolt) adjustable component installation deviation, reduce difficulty of construction, this is that existing flange connects
Connect not available advantage.
A kind of rigid connection node of steel construction rectangle rod piece provided by the utility model, high-efficiency and economic.In terms of efficiency,
The set-up time of one node of the utility model is no more than 1h, and traditional all-weld joint node needs 4h weld interval,
Being bolted entirely for traditional reserved opening needs the bolt of 3h to install and the weld seam sealing plate time.In economic aspect, bolt installation
It is lower than the labour cost of welding and time-consuming few, although bolt price is higher than wlding, comprehensively measuring and calculating, one of the utility model
Connecting node comprehensive cost is than traditional saving 10%~20%.
A kind of embodiment of the rigid connection node of the steel construction rectangle rod piece of above-described the utility model, not
Restriction of the composition to scope of protection of the utility model, any modification made within spirit of the present utility model and principle, etc.
With replacement and improvement etc., should be included within the claims of the utility model.
Claims (4)
1. a kind of rigid connection node of steel construction rectangle rod piece, including the first rectangular section steel rod elements (1A), the second rectangle are cut
Plate (2A) built in face steel rod elements (1B), edge of a wing screw hole, plate (2B) built in web screw hole, plug weld (3), edge of a wing connecting plate (4A),
Web connecting plate (4B), bolt (5), it is characterised in that: in the first rectangular section steel rod elements (1A), the second rectangular section steel rod elements
Drill bolt hole and plug welding hole on the edge of a wing of (1B), web, in the first rectangular section steel rod elements (1A), the second rectangular section steel rod elements
The edge of a wing, the web inside of (1B) are separately connected plate (2A) built in the screw hole of the edge of a wing, plate (2B) built in web screw hole, the first rectangular section
Plate built in plate (2A) built in bolt hole and edge of a wing screw hole on steel rod elements (1A), the second rectangular section steel rod elements (1B) and web hole
Screw hole on (2B) is concentric, punishes in the plug welding hole of the first rectangular section steel rod elements (1A), the second rectangular section steel rod elements (1B)
Not with screw hole built in plate connect with plug weld (3), the installation method of connecting node is: the first rectangular section steel rod elements (1A),
The docking of two rectangular section steel rod elements (1B), installs edge of a wing connecting plate (4A), web connecting plate (4B), and bolt (5) connects across the edge of a wing
Spiral shell on fishplate bar (4A) or web connecting plate (4B) and the first rectangular section steel rod elements (1A), the second rectangular section steel rod elements (1B)
Keyhole, then with edge of a wing screw hole built in screw thread built in plate (2A) and web hole on plate (2B) be mutually engaged, two prismatic squares
The rigid connection node of shape steel rod elements.
2. a kind of rigid connection node of steel construction rectangle rod piece according to claim 1, it is characterised in that: described
One rectangular section steel rod elements (1A), second edge of a wing rectangular section steel rod elements (1B), the bolt hole on web are same diameter, described
First rectangular section steel rod elements (1A), second edge of a wing rectangular section steel rod elements (1B), the plug welding hole on web are same diameter.
3. a kind of rigid connection node of steel construction rectangle rod piece according to claim 1, it is characterised in that: the bolt
It (5) is same diameter in same node, institute on plate (2B) built in plate (2A) built in the web screw hole and the web screw hole
The diameter of bolt described in the aperture ratio of the circular hole of brill big 2mm is bored on the edge of a wing connecting plate (4A) and web connecting plate (4B)
The diameter big 2mm or 4mm of bolt described in the aperture ratio of circular hole (5).
4. a kind of rigid connection node of steel construction rectangle rod piece according to claim 1, it is characterised in that: described
One rectangular section steel rod elements (1A), the second rectangular section steel rod elements (1) are 2~5mm in the gap of junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821430720.1U CN208884716U (en) | 2018-08-31 | 2018-08-31 | A kind of rigid connection node of steel construction rectangle rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821430720.1U CN208884716U (en) | 2018-08-31 | 2018-08-31 | A kind of rigid connection node of steel construction rectangle rod piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208884716U true CN208884716U (en) | 2019-05-21 |
Family
ID=66510780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821430720.1U Withdrawn - After Issue CN208884716U (en) | 2018-08-31 | 2018-08-31 | A kind of rigid connection node of steel construction rectangle rod piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208884716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842915A (en) * | 2018-08-31 | 2018-11-20 | 武汉建工集团股份有限公司 | A kind of rigid connection node and its processing installation method of steel construction rectangle rod piece |
-
2018
- 2018-08-31 CN CN201821430720.1U patent/CN208884716U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842915A (en) * | 2018-08-31 | 2018-11-20 | 武汉建工集团股份有限公司 | A kind of rigid connection node and its processing installation method of steel construction rectangle rod piece |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190521 Effective date of abandoning: 20210615 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190521 Effective date of abandoning: 20210615 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |