CN106734765A - Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system - Google Patents

Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system Download PDF

Info

Publication number
CN106734765A
CN106734765A CN201710050910.4A CN201710050910A CN106734765A CN 106734765 A CN106734765 A CN 106734765A CN 201710050910 A CN201710050910 A CN 201710050910A CN 106734765 A CN106734765 A CN 106734765A
Authority
CN
China
Prior art keywords
cylinder
cut
cutter
steel reinforcement
reinforcement cage
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.)
Granted
Application number
CN201710050910.4A
Other languages
Chinese (zh)
Other versions
CN106734765B (en
Inventor
倪志军
彭勇
夏金平
张朝
杨涛
杨洁
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.)
Chongqing Hengjia Engineering Consulting Co Ltd
Original Assignee
Chongqing Hengjia Engineering Consulting 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 Chongqing Hengjia Engineering Consulting Co Ltd filed Critical Chongqing Hengjia Engineering Consulting Co Ltd
Priority to CN201710050910.4A priority Critical patent/CN106734765B/en
Publication of CN106734765A publication Critical patent/CN106734765A/en
Application granted granted Critical
Publication of CN106734765B publication Critical patent/CN106734765B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F11/00Cutting wire
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F3/00Coiling wire into particular forms
    • B21F3/02Coiling wire into particular forms helically
    • B21F3/04Coiling wire into particular forms helically externally on a mandrel or the like

Abstract

The present invention discloses a kind of modern assembled architecture engineering steel reinforcement cage tie hoop cutting system, including pedestal, and pedestal is provided with and cut outward component and two barrel supports seats, and two barrel supports seats are provided with helically coiling cartridge module;Coiling cartridge module includes cylinder, cylinder rotating shaft is equipped with cylinder, the two ends of cylinder rotating shaft are connected with two barrel support seats respectively, the barrel of cylinder is provided with bar shaped and cuts mouth, the length direction that bar shaped cuts mouth is parallel with the cylinder heart line of cylinder, bar shaped cut it is intraoral be provided with inner cutter along its length, inner cutter is fixed on cylinder;The outer component that cuts includes outer cut, and the edge of a knife of outer cut is with the edge of a knife of inner cutter just to setting.It is that reinforcing bar turns to multi-circle spiral flow reinforcing bar on cylinder using remarkable result of the invention, by the cooperation of outer cut and inner cutter, directly spiral reinforcement is cut on cylinder, multiple stirrup semi-finished product are obtained, welding can obtain finished product, substantially increase and cut efficiency, reduce labour intensity.

Description

Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system
Technical field
The present invention relates to a kind of modern assembled architecture engineering steel reinforcement cage tie hoop cutting system.
Background technology
The modern assembled architecture classification such as including factory, warehouse, house, railroad construction, bridge, refers to prefabricated component In the building of assemble in site.The advantage of this building is fast construction speed, and climate conditionality is small, saves labour simultaneously Construction quality can be improved.And in bridges and culverts or high-building construction, basis is may require as requested is driven piles, method is Drilled with using machine punching and water mill, and hole depth reaches design requirement, then transfers steel reinforcement cage to stake holes, is inserted into conduit Carry out concrete cast.In steel reinforcement cage, stirrup is used for meeting anti-shear intensity, and is coupled stress cage bar and the mixed muscle of compressive region The reinforcing bar of skeleton.Divide single hoop muscle, open rectangle stirrup, enclosing square stirrup, rhombus stirrup, polygon u stirrup, groined type hoop Muscle and circular stirrups etc..Using manually more than the machine-shaping of circular stirrups, this mode of production labour intensity is big, operating efficiency It is low, waste time and energy, while the artificial size for beaing the stirrup being made often has larger deviation with the size being actually needed, make In the form work engineering of post-production, thickness of protection tier is difficult to control, it is difficult to ensure the quality of template.Later someone designs A kind of aid, helps workman to complete the coiling of circular stirrups, but stills need more labour, inefficient.It is circular The main contents of stirrup processing and forming have a coiling of annulus, and reinforcing bar cuts, welding of termination etc..Mechanized Processing circular, hoop Muscle is, it is necessary to take into full account above content.
The content of the invention
In view of this, to solve above-mentioned one or individual many technical problems, the present invention provides a kind of modern assembled Architectural engineering steel reinforcement cage tie hoop cutting system.
Technical scheme is as follows:
A kind of modern assembled architecture engineering steel reinforcement cage tie hoop cutting system, it is critical only that:Including pedestal, the base Seat cuts component and two barrel supports seats outside being provided with, and two barrel supports seats are provided with helically coiling cartridge module;
The coiling cartridge module includes cylinder, and cylinder rotating shaft is equipped with the cylinder, the two ends of the cylinder rotating shaft respectively with Two barrel support seat connections, the barrel of the cylinder is provided with bar shaped and cuts mouth, and the bar shaped cuts the length direction of mouth Cylinder heart line with cylinder is parallel, the bar shaped cut it is intraoral be provided with inner cutter along its length, the inner cutter is fixed on cylinder;
The outer component that cuts includes outer cut, and the edge of a knife of the edge of a knife of the outer cut and the inner cutter is just to setting.
Using above technical scheme, reinforcing bar turns to multi-circle spiral flow reinforcing bar on cylinder, by outer cut and inner cutter Coordinate, directly spiral reinforcement is cut on cylinder, obtain multiple stirrup semi-finished product, welding can obtain finished product, greatly improve Efficiency is cut, labour intensity is reduced.
The outer component that cuts also includes two just to the circumscribed lifting seat for setting, and connects between two circumscribed lifting seats Synchronous crossbeam is connected to, circumscribed tool rest is fixed with the synchronous crossbeam, the outer cut is fixed on the circumscribed tool rest;
The cylinder rotating shaft is horizontally disposed with, and the outer cut is located at cylinder top.
Circumscribed lifting seat drives outer cut lifting, closer or far from cylinder and inner cutter, multi-circle spiral flow reinforcing bar is carried out Cut.
It is provided between the synchronous crossbeam and cylinder and cuts keeper.When inside and outside cutting knife cuts, cutting keeper can keep Stabilization cylinder stabilization, does not rotate.
The keeper that cuts includes the locating dowel that is arranged on synchronous crossbeam, the locating dowel towards the cylinder, in institute State the correspondence locating dowel on cylinder and be provided with location hole.When circumscribed lifting seat drives outer cut to decline, locating dowel stretches into location hole.
The synchronous crossbeam is located at the surface of the cylinder rotating shaft, and the circumscribed tool rest is fixed on the following table of synchronous crossbeam Face, the outer cut is fixed on the lower surface of circumscribed tool rest, and the locating dowel is two, and two locating dowels are respectively close to institute Circumscribed tool rest two ends are stated, two locating dowels are vertical down;
The two ends that the bar shaped cuts mouth are closed, the locating dowel difference radial direction of correspondence two on the barrel of the cylinder It is provided with the location hole.
The circumscribed lifting seat is oil cylinder group, and the cylinder barrel of the oil cylinder group is fixed, and the piston rod of the oil cylinder group is stretched upwards The same synchronous crossbeam is connected after going out.
The cylinder rotating shaft is provided with bracket component, and support group is passed through between the inwall of the cylinder and the cylinder rotating shaft Part is fixedly connected, and the inner cutter is fixed on bracket component.
The bracket component includes at least two star-shaped supports, and the star-shaped support is axially distributed in cylinder rotating shaft, institute The center for stating star-shaped support is solidly set in cylinder rotating shaft, and the external part end of the star-shaped support is respectively equipped with cylinder and strengthens arc Shape plate, the cylinder is strengthened inwall of the outer surface of arc respectively with the cylinder and is fixedly connected.
Support bracing piece is respectively equipped between two adjacent cantilever arms of the same star-shaped support, the inner cutter is consolidated Surely it is arranged on support bracing piece.
The length direction for cutting mouth along the bar shaped on the inside of the cylinder is provided with inscribe tool rest, and the inner cutter seats against nearly institute State bar shaped and cut mouth, the inscribe tool rest is fixedly connected with the support bracing piece, the inner cutter is fixed with the inscribe tool rest and connected Connect.
Beneficial effect:Using modern assembled architecture engineering steel reinforcement cage tie hoop cutting system of the invention, reinforcing bar exists Multi-circle spiral flow reinforcing bar is turned on cylinder, by the cooperation of outer cut and inner cutter, directly spiral reinforcement is cut on cylinder, Multiple stirrup semi-finished product are obtained, welding can obtain finished product, substantially increase and cut efficiency, reduce labour intensity.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is the structural representation of coiling cartridge module a;
Fig. 3 is the cross-sectional view of coiling cartridge module a;
Fig. 4 is the A portions enlarged drawing of Fig. 3.
Specific embodiment
With reference to embodiment and accompanying drawing, the invention will be further described.
As shown in Fig. 1 to Fig. 4, a kind of modern assembled architecture engineering steel reinforcement cage tie hoop cutting system, including pedestal, The pedestal is provided with and outer cuts component d and two barrel support seats c1, two barrel support seat c1 are provided with helically coiling Cartridge module a;
The coiling cartridge module a includes cylinder a1, and cylinder rotating shaft a5 is equipped with cylinder a1, the two of cylinder rotating shaft a5 Barrel support seat c1 described with two is connected respectively at end, and the barrel of the cylinder a1 is provided with bar shaped and cuts a mouthful a2, and the bar shaped is cut out The length direction of otch a2 is parallel with the cylinder heart line of cylinder a1, and the bar shaped cuts in mouthful a2 and is provided with inner cutter along its length A3, inner cutter a3 is fixed on cylinder a1;
The outer component d that cuts includes outer cut d1, and the edge of a knife of outer cut d1 is just right with the edge of a knife of the inner cutter a3 Set.
The outer component d that cuts also includes the two circumscribed lifting seat d2, two circumscribed lifting seat d2 just to setting Between be connected with synchronous crossbeam d3, circumscribed tool rest d4 is fixed with the synchronous crossbeam d3, it is outer that the outer cut d1 is fixed on this On Cutter apron d4;
The cylinder rotating shaft a5 is horizontally disposed with, and the outer cut d1 is located at cylinder a1 tops.
It is provided between the synchronous crossbeam d3 and cylinder a1 and cuts keeper.
The keeper that cuts includes the locating dowel d5 that is arranged on synchronous crossbeam d3, and locating dowel d5 is towards the cylinder A1, the correspondence locating dowel d5 is provided with location hole a4 on the cylinder a1.
The synchronous crossbeam d3 is located at the surface of the cylinder rotating shaft a5, and the circumscribed tool rest d4 is fixed on synchronous crossbeam The lower surface of d3, the outer cut d1 is fixed on the lower surface of circumscribed tool rest d4, and the locating dowel d5 is two, and two described fixed Position post d5 is respectively close to the circumscribed tool rest d4 two ends, and two locating dowel d5 are vertical down;
The two ends that the bar shaped cuts mouthful a2 are closed, two locating dowel d5 points of correspondence on the barrel of the cylinder a1 The location hole a4 is not radially provided with.
The circumscribed lifting seat d2 is oil cylinder group, and the cylinder barrel of the oil cylinder group is fixed, and the piston rod of the oil cylinder group is upward The same synchronous crossbeam d3 is connected after stretching out.
The cylinder rotating shaft a5 is provided with bracket component, passes through between the inwall of the cylinder a1 and the cylinder rotating shaft a5 Bracket component is fixedly connected, and the inner cutter a3 is fixed on bracket component.
The bracket component includes at least two star-shaped support a61, the star-shaped support a61 on cylinder rotating shaft a5 axially Distribution, the center of the star-shaped support a61 is solidly set on cylinder rotating shaft a5, the external part end part of the star-shaped support a61 Cylinder not being provided with and strengthening arc a62, the outer surface that the cylinder strengthens arc a62 is consolidated with the inwall of the cylinder a1 respectively Fixed connection.
Be respectively equipped with support bracing piece a63 between two adjacent cantilever arms of the same star-shaped support a61, it is described in Cutting knife a3 is fixedly installed on support bracing piece a63.
The length direction for cutting mouthful a2 along the bar shaped on the inside of the cylinder a1 is provided with inscribe tool rest a7, the inscribe tool rest A7 cuts a mouthful a2 near the bar shaped, and the inscribe tool rest a7 is fixedly connected with the support bracing piece a63, the inner cutter a3 with Inscribe tool rest a7 is fixedly connected.
Finally it should be noted that foregoing description is only the preferred embodiments of the present invention, the ordinary skill people of this area Member on the premise of without prejudice to present inventive concept and claim, can make table as multiple types under enlightenment of the invention Show, such conversion is each fallen within protection scope of the present invention.

Claims (10)

1. a kind of modern assembled architecture engineering steel reinforcement cage tie hoop cutting system, it is characterised in that:Including pedestal, the pedestal Component (d) and two barrel supports seat (c1) are cut outside being provided with, two barrel supports seat (c1) are provided with helically coiling Cartridge module (a);
Coiling cartridge module (a) includes being equipped with cylinder rotating shaft (a5) in cylinder (a1), the cylinder (a1), the cylinder rotating shaft (a5) two ends are connected with two barrel supports seat (c1) respectively, and the barrel of the cylinder (a1) is provided with bar shaped and cuts mouth (a2), the bar shaped cut mouth (a2) length direction it is parallel with the cylinder heart line of cylinder (a1), the bar shaped is cut in mouth (a2) along it Length direction is provided with inner cutter (a3), and the inner cutter (a3) is fixed on cylinder (a1);
The outer component (d) that cuts includes outer cut (d1), the edge of a knife of the outer cut (d1) and the edge of a knife of the inner cutter (a3) Just to setting.
2. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 1, it is characterised in that: The outer component (d) that cuts also includes two just to the circumscribed lifting seat (d2) for setting, two circumscribed lifting seats (d2) it Between be connected with synchronous crossbeam (d3), be fixed with circumscribed tool rest (d4) on the synchronous crossbeam (d3), the outer cut (d1) is fixed On the circumscribed tool rest (d4);
The cylinder rotating shaft (a5) is horizontally disposed with, and the outer cut (d1) is located at cylinder (a1) top.
3. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 2, it is characterised in that: It is provided between the synchronous crossbeam (d3) and cylinder (a1) and cuts keeper.
4. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 3, it is characterised in that: The keeper that cuts includes the locating dowel (d5) that is arranged on synchronous crossbeam (d3), and the locating dowel (d5) is towards the cylinder (a1), the correspondence locating dowel (d5) is provided with location hole (a4) on the cylinder (a1).
5. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 4, it is characterised in that: The synchronous crossbeam (d3) is located at the surface of the cylinder rotating shaft (a5), and the circumscribed tool rest (d4) is fixed on synchronous crossbeam (d3) lower surface, the outer cut (d1) is fixed on the lower surface of circumscribed tool rest (d4), and the locating dowel (d5) is two, two The individual locating dowel (d5) is respectively close to circumscribed tool rest (d4) two ends, and two locating dowels (d5) are vertical down;
The two ends that the bar shaped cuts mouth (a2) are closed, two locating dowels (d5) of correspondence on the barrel of the cylinder (a1) The location hole (a4) is radially provided with respectively.
6. the modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 2,3,4 or 5, it is special Levy and be:The circumscribed lifting seat (d2) is oil cylinder group, and the cylinder barrel of the oil cylinder group is fixed, and the piston rod of the oil cylinder group is upward The same synchronous crossbeam (d3) is connected after stretching out.
7. the modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 1,2,3,4 or 5, its It is characterised by:The cylinder rotating shaft (a5) is provided with bracket component, the inwall of the cylinder (a1) and the cylinder rotating shaft (a5) Between be fixedly connected by bracket component, the inner cutter (a3) is fixed on bracket component.
8. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 7, it is characterised in that: The bracket component includes at least two star-shaped supports (a61), and the star-shaped support (a61) is axially divided in cylinder rotating shaft (a5) Cloth, the center of the star-shaped support (a61) is solidly set in cylinder rotating shaft (a5), the external part end of the star-shaped support (a61) Portion is respectively equipped with cylinder and strengthens arc (a62), the cylinder strengthen the outer surface of arc (a62) respectively with the cylinder (a1) inwall is fixedly connected.
9. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 8, it is characterised in that: Support bracing piece (a63), the inner cutter are respectively equipped between two adjacent cantilever arms of the same star-shaped support (a61) (a3) it is fixedly installed on support bracing piece (a63).
10. modern assembled architecture engineering steel reinforcement cage tie hoop cutting system according to claim 9, its feature exists In:The length direction for cutting mouth (a2) along the bar shaped in the cylinder (a1) inner side is provided with inscribe tool rest (a7), the inner cutter Seat (a7) cuts mouth (a2) near the bar shaped, and the inscribe tool rest (a7) is fixedly connected with the support bracing piece (a63), described Inner cutter (a3) is fixedly connected with the inscribe tool rest (a7).
CN201710050910.4A 2017-01-23 2017-01-23 Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system Active CN106734765B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710050910.4A CN106734765B (en) 2017-01-23 2017-01-23 Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710050910.4A CN106734765B (en) 2017-01-23 2017-01-23 Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system

Publications (2)

Publication Number Publication Date
CN106734765A true CN106734765A (en) 2017-05-31
CN106734765B CN106734765B (en) 2019-05-10

Family

ID=58942292

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710050910.4A Active CN106734765B (en) 2017-01-23 2017-01-23 Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system

Country Status (1)

Country Link
CN (1) CN106734765B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107570639A (en) * 2017-10-26 2018-01-12 德清鼎兴电子有限公司 A kind of copper cash multistage cutting machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2130324A (en) * 1934-10-02 1938-09-13 Firestone Steel Products Co Method of making metal rings
US2948322A (en) * 1956-05-23 1960-08-09 Quadriga Mfg Company Apparatus for forming an oil seal inner shell
US4365492A (en) * 1980-06-25 1982-12-28 Intercole Bolling Corp. Ring former and cutoff
JP2002086310A (en) * 2000-09-12 2002-03-26 Kobe Steel Ltd Wire rod coil cutting device
CN106001322A (en) * 2016-07-30 2016-10-12 陕西大润福门业有限公司 Spiral stirrup continuously and synchronously machining machine and machining method
CN206509454U (en) * 2017-01-23 2017-09-22 重庆恒佳工程技术咨询有限公司 Modern assembled architecture engineering reinforcing cage stirrup cutting means

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2130324A (en) * 1934-10-02 1938-09-13 Firestone Steel Products Co Method of making metal rings
US2948322A (en) * 1956-05-23 1960-08-09 Quadriga Mfg Company Apparatus for forming an oil seal inner shell
US4365492A (en) * 1980-06-25 1982-12-28 Intercole Bolling Corp. Ring former and cutoff
JP2002086310A (en) * 2000-09-12 2002-03-26 Kobe Steel Ltd Wire rod coil cutting device
CN106001322A (en) * 2016-07-30 2016-10-12 陕西大润福门业有限公司 Spiral stirrup continuously and synchronously machining machine and machining method
CN206509454U (en) * 2017-01-23 2017-09-22 重庆恒佳工程技术咨询有限公司 Modern assembled architecture engineering reinforcing cage stirrup cutting means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107570639A (en) * 2017-10-26 2018-01-12 德清鼎兴电子有限公司 A kind of copper cash multistage cutting machine
CN107570639B (en) * 2017-10-26 2019-06-25 德清鼎兴电子有限公司 A kind of copper wire multistage cutting machine

Also Published As

Publication number Publication date
CN106734765B (en) 2019-05-10

Similar Documents

Publication Publication Date Title
CN106825324B (en) Modern assembled architecture engineering steel reinforcement cage circular stirrups coiling formation system
CN106807863B (en) Modern assembled architecture engineering steel reinforcement cage circular stirrups molding equipment
CN106624522B (en) Modern assembled architecture engineering reinforcing cage stirrup end compaction welding set
CN107143034A (en) A kind of assembly concrete frame structure beam column rigid connection node
CN206527279U (en) Modern assembled architecture engineering steel reinforcement cage circular stirrups coiling device
CN206509454U (en) Modern assembled architecture engineering reinforcing cage stirrup cutting means
CN206509451U (en) Modern assembled architecture engineering reinforcing cage stirrup coiling pressing positioner
CN106734765A (en) Modern assembled architecture engineering steel reinforcement cage tie hoop cutting system
CN106826052A (en) Modern assembled architecture engineering reinforcing cage stirrup cuts termination alignment means
CN105804246B (en) The assembly concrete-filled steel tube bean column node and its construction method of welding
CN106862430B (en) Modern assembled architecture engineering steel reinforcement cage synchronizes coiling device
CN206509450U (en) Modern assembled architecture engineering steel reinforcement cage circular stirrups helically coiling synchronizer
CN206509452U (en) Modern assembled architecture engineering steel reinforcement cage circular stirrups coiling cylinder
CN207919899U (en) A kind of steel core concrete column flange sleeve bindiny mechanism
CN105625187A (en) Method for constructing concrete for large-section inclined column
CN106825323A (en) Modern assembled architecture engineering reinforcing cage stirrup coiling hold-down mechanism
CN106734755B (en) Modern assembled architecture engineering steel reinforcement cage tie hoop winding mechanism
CN106734754A (en) Modern assembled architecture engineering reinforcing cage stirrup compresses cutting means
CN204725632U (en) A kind of rotary shaft high ferro case beam outboard template
CN106734753A (en) Modern assembled architecture engineering steel reinforcement cage tie hoop coiling device
CN106826508A (en) Modern assembled architecture engineering reinforcing cage stirrup compresses cutter sweep
CN106624827B (en) Modern assembled architecture engineering steel reinforcement cage circular stirrups cut alignment bonding machine
CN207032474U (en) A kind of assembly concrete frame structure beam column rigid connection node
CN211229458U (en) A operation platform for cylinder mound concrete placement construction
CN204059389U (en) A kind of foot joint be connected with frame column for hole digging pile

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant