CN114908992A - Friction energy consumption enhancing device and method for loosening mortise and tenon joints - Google Patents
Friction energy consumption enhancing device and method for loosening mortise and tenon joints Download PDFInfo
- Publication number
- CN114908992A CN114908992A CN202210479976.6A CN202210479976A CN114908992A CN 114908992 A CN114908992 A CN 114908992A CN 202210479976 A CN202210479976 A CN 202210479976A CN 114908992 A CN114908992 A CN 114908992A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- mortise
- wedge
- tenon
- energy consumption
- 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
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G2023/0248—Increasing or restoring the load-bearing capacity of building construction elements of elements made of wood
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Abstract
The invention discloses a friction energy consumption enhancing device and method for loosening mortise and tenon joints, which are suitable for loosening mortise and tenon joints with gaps in the upper area of a tenon. The invention can not cause local damage to the original structure, can effectively enhance the anti-seismic performance of the damaged node, can be disassembled and replaced among all the parts, has reasonable design and is convenient for later maintenance and adjustment.
Description
Technical Field
The invention relates to the technical field of civil engineering earthquake resistance, in particular to a friction energy consumption enhancing device and method for loosening mortise and tenon joints.
Background
The number of the existing ancient building timber structures in China is large, certain damage exists in most of the ancient building timber structures, loosening of nodes caused by gaps among tenon-and-mortise joints is the most common damage form, and the rigidity, strength, energy consumption capacity and other seismic performance of the nodes can not meet seismic requirements any more due to loosening of the nodes. Therefore, strengthening of the loose mortise and tenon joints becomes an increasingly important research subject.
The existing joint reinforcing technology of the historic building timber structure mainly comprises metal connecting piece reinforcing and fiber composite material reinforcing. Metal connecting pieces such as tinplate, flat steel and the like are easy to yield and corrode materials in the using process, and damage to the historic building wood structure is inevitably caused locally in the installation process. The fiber composite material reinforcement can improve the anti-seismic performance of the node to a certain degree, but can limit the rotation of the node, the reinforcement effect is not ideal, and the fiber composite material reinforcement has certain limitation in actual engineering. The reinforcing principle of minimum intervention of the historic building timber structure is difficult to satisfy by the reinforcing mode, so a more reasonable reinforcing method is needed to satisfy the earthquake-resistant requirement.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a friction energy consumption enhancing device and method for loosening mortise and tenon joints, the device and method cannot cause local damage to the original structure, can effectively enhance the seismic performance of damaged joints, and are detachable and replaceable among components, reasonable in design and convenient for later maintenance and adjustment.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a friction power consumption reinforcing means for becoming flexible tenon fourth of twelve earthly branches node, is applicable to the regional not hard up tenon fourth of twelve earthly branches node that has the clearance in the upper portion of tenon, the clearance is filled up through two staggered arrangement's wedge billet 4, and 3 parcels of carbon cloth are passed through in the 1 outside of post in clearance department, and fastening bolt I6 fixes two column connection spare 7 respectively in post 1 preset position department, and fastening bolt II 13 is connected steel sheet I12 and roof beam 2, places steel sheet II 11 in the positive intermediate position of steel sheet I12, and two steel sheets II 11 draw together with the help of spring 14, and bolt I8, bolt II 10 are articulated with column connection spare 7, steel sheet II 11 respectively with the both ends of connecting rod 9.
The width of the wedge-shaped wood block 4 is consistent with the width of a mortise opening, the height of the wedge-shaped wood block is consistent with the height of a gap, the length of the wedge-shaped wood block 4 is more than 30% longer than the length of a tenon, the length direction of the wedge-shaped wood block 4 is a longitudinal grain direction, and the wood is consistent with the wood used by a log structure.
The length of the connecting rod 9 is determined according to the expected position of the component, the included angle between the connecting rod 9 and the central axis of the beam 2 is 20-30 degrees, the middle of the connecting rod 9 is a solid steel column, two ends of the connecting rod 9 are provided with tubular structures in the direction perpendicular to the length direction, and the tubular structures are matched with the bolts I8 and II 10 to realize the hinging of the connecting rod 9 and other structures.
The width of steel sheet II 11 should be 5% than the roof beam cross-section width, and the both ends of steel sheet II 11 towards the one side of roof beam 2 are domatic, and the one side of roof beam 2 is provided with two stiffening ribs dorsad, and trompil cooperation bolt II 10 is articulated with connecting rod 9 on the stiffening rib, sets up four table leg form parts in the side of steel sheet II 11, and part tip trompil is used for drawknot spring 14.
One side of steel sheet I12 orientation roof beam is the plane, and the one side both ends of roof beam dorsad are domatic, and domatic slope should keep unanimous with the domatic slope in II 11 relevant positions of steel sheet, and the width of steel sheet I12 should be unanimous with 2 wide sections of roof beam, sets up four table leg form parts in the side of steel sheet I12, and the bolt hole is opened to the part tip for cooperation bolt II 13 tightly fixes steel sheet I12 on 2 with the roof beam.
A use method of a friction energy consumption enhancing device for loosening mortise and tenon joints comprises the following steps;
1) cleaning up and polishing the upper and lower planes of the tenon and mortise at the clearance;
2) processing two wedge-shaped wood blocks 4 with the same size, uniformly coating white latex on a contact surface between the two wedge-shaped wood blocks 4, and then placing the two wedge-shaped wood blocks 4 in place in a vertically staggered manner from two sides of a gap;
3) applying pressure in the length direction of the wedge-shaped wood blocks 4 by using a clamp, wherein the two wedge-shaped wood blocks 4 can be staggered with each other along with the application of the pressure and gradually fill the gap until the wood blocks are extruded with the tenon and the mortise and tenon tightly;
4) and (5) waiting for more than 8 hours, and detaching the clamp after the white latex is solidified. Then sawing off the redundant part 5 of the wedge-shaped wood block along the surface of the wood column 1;
5) the carbon fiber cloth 3 is wrapped on the column body by matching with an epoxy resin adhesive, and the wrapping area is covered by the height of the filler;
6) the column connector 7 is fixed to the column 1 by means of a fastening bolt i 6. The distance between the two column connecting pieces 7 and the mortise opening is equal;
7) the two steel plates I12 are respectively placed on the upper surface and the lower surface of the beam 2, and after the two steel plates are placed in place, the steel plates I12 are tightly fixed on the beam 2 through fastening bolts 14;
8) respectively smearing a cementing agent on the friction surfaces of the steel plate I12 and the steel plate II 11, and then sticking a replaceable viscoelastic material layer;
9) after the steel plate II 11 is placed in place, four springs 14 are stretched, and the springs 14 stretched in place have certain pretension force;
10) inserting a bolt I8 and a bolt II 10, and hinging two ends of a connecting rod 9 with a column connecting piece 7 and a steel plate II 11.
The invention has the beneficial effects that:
1 the device has the advantages of detachable and replaceable parts, reasonable design and convenient later maintenance and adjustment.
The device can realize staged energy consumption, friction energy consumption in a plane section under the action of small earthquake and friction energy consumption in a slope section under the action of large earthquake, and the spring can provide larger normal force for the friction surface under the action of large earthquake.
The device can change the mechanical property and the friction area of the spring according to different design requirements, thereby realizing different energy consumption capacities and different rotational stiffness.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention.
Fig. 2 is a schematic view of a wedge-shaped wood block.
Fig. 3 is a front view of the present invention.
Fig. 4 is a top view of the present invention.
Fig. 5 is a schematic view of a connecting rod.
FIG. 6 is a schematic view of steel plate II.
Fig. 7 is a schematic view of steel plate i.
Reference numerals: 1 is a wood column; 2 is a wood beam; 3 is carbon fiber cloth; 4 is a wedge-shaped wood block; 5 is the redundant part of the wedge-shaped wood block; 6, a bolt I; 7 is a column connecting piece; 8 is a bolt I; 9 is a connecting rod; 10 is a bolt II; 11 is a steel plate II; 12 is a steel plate I; 13 is a bolt II; 14 is a spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-7, a friction energy consumption enhancing device for loosening mortise and tenon joints. The gap between the tenon and the mortise is positioned between the upper plane and the lower plane of the tenon and the mortise. The filler for filling the gap consists of two wedge-shaped wood blocks 4. The carbon fiber cloth 3 is used for wrapping the column body at the wood filling position, so that the displacement of the wood filling is prevented. The fastening bolt i 6 secures the column connector 7 to the column 1. A steel plate I12 and the beam 2 are tightly connected together through a fastening bolt II 13, the steel plate II 11 is placed in place and then is pulled together through four springs 14, and two ends of the connecting rod 9 are hinged to the column connecting piece 7 and the steel plate II 11 through a bolt I8 and a bolt II 10 respectively.
The width of the wedge-shaped wood block 4 is consistent with the width of a mortise opening, the height of the wedge-shaped wood block is consistent with the height of a gap, the length of the wedge-shaped wood block 4 is more than 30% longer than the length of a tenon, the length direction of the wedge-shaped wood block 4 is a longitudinal grain direction, and the wood is consistent with the wood used by a log structure.
The length of the connecting rod 9 is determined according to the expected position of the component, the included angle between the connecting rod 9 and the central axis of the beam 2 is 20-30 degrees, the middle of the connecting rod 9 is a solid steel column, two ends of the connecting rod 9 are provided with tubular structures in the direction perpendicular to the length direction, and the tubular structures are matched with the bolts I8 and II 10 to realize the hinging of the connecting rod 9 and other structures.
The width of steel sheet II 11 should be 5% than the roof beam cross-section width, and the both ends of steel sheet II 11 towards the one side of roof beam are domatic, and the one side of roof beam is provided with two stiffening ribs dorsad, and trompil cooperation bolt II 10 is articulated with connecting rod 9 on the stiffening rib, sets up four table leg form parts in the side of steel sheet II 11, and part tip trompil for drawknot spring 14.
One side of steel sheet I12 orientation roof beam is the plane, and the one side both ends of roof beam dorsad are domatic, and domatic slope should keep unanimous with the domatic slope in II 11 relevant positions of steel sheet, and the width of steel sheet I12 should be unanimous with the roof beam cross-section width, sets up four table leg form parts in the side of steel sheet I12, and the bolt hole is opened to the part tip for cooperation bolt II 13 tightly fixes steel sheet I12 on with the roof beam.
A use method of a friction energy consumption enhancing device for loosening mortise and tenon joints comprises the following steps;
1) cleaning up and polishing the upper and lower planes of the tenon and mortise at the clearance;
2) processing two wedge-shaped wood blocks 4 with the same size, uniformly coating white latex on a contact surface between the two wedge-shaped wood blocks 4, and then placing the two wedge-shaped wood blocks 4 in place in a vertically staggered manner from two sides of a gap;
3) applying pressure in the length direction of the wedge-shaped wood blocks 4 by using a clamp, wherein the two wedge-shaped wood blocks 4 can be staggered with each other along with the application of the pressure and gradually fill the gap until the wood blocks are extruded with the tenon and the mortise and tenon tightly;
4) and (5) waiting for more than 8 hours, and detaching the clamp after the white latex is solidified. Then sawing off the redundant part 5 of the wedge-shaped wood block along the surface of the wood column 1;
5) the carbon fiber cloth 3 is wrapped on the column body by matching with an epoxy resin adhesive, and the wrapping area is covered by the height of the filler;
6) the column connector 7 is fixed to the column 1 by means of a fastening bolt i 6. The distance between the two column connecting pieces 7 and the mortise opening is kept equal;
7) the two steel plates I12 are respectively placed on the upper surface and the lower surface of the beam 2, and after the two steel plates I12 are placed in place, the steel plates I12 are tightly fixed on the beam 2 through the fastening bolts 14;
8) respectively smearing a cementing agent on the friction surfaces of the steel plate I12 and the steel plate II 11, and then sticking a replaceable viscoelastic material layer;
9) after the steel plate II 11 is placed in place, four springs 14 are stretched, and the springs 14 stretched in place have certain pretension force;
10) inserting a bolt I8 and a bolt II 10, and hinging two ends of a connecting rod 9 with a column connecting piece 7 and a steel plate II 11.
The material size requirements of each part are as follows:
1) the width of the wedge-shaped wood block 4 is consistent with the width of the mortise opening, the height is consistent with the height of the gap, and the length is more than 30% longer than the length of the gap. The length direction of the wedge-shaped wood blocks 4 is along the grain direction, and the wood is consistent with the wood used by the log structure.
2) The width of the steel plate II 11 is slightly wider than the width of the beam section.
3) The width of the steel plate I12 is consistent with the width of the beam section.
4) The length of the connecting rod 9 is determined according to the expected position of the part, and the included angle between the connecting rod and the central axis of the beam is recommended to be controlled between 20 and 30 degrees.
The working mechanism is as follows: when the node is subjected to external action to generate corner displacement, the steel plate II 11 and the steel plate I12 move relatively to generate friction under the pushing of the connecting rod 9, and the normal force is given to the friction surface by the pulling force of the spring 14, so that considerable friction energy consumption is generated, and the aim of shock absorption is fulfilled. The variable cross-section design of the steel plate I12 and the larger normal force provided by the spring 14 under the large corner enable the device to play a larger energy dissipation role under the action of large shock.
Claims (6)
1. The utility model provides a friction energy consumption reinforcing means for becoming flexible tenon fourth of twelve earthly branches node, a serial communication port, including the clearance between the tenon fourth of twelve earthly branches, the clearance is filled up through two staggered arrangement's wedge billet (4), post (1) outside of clearance department is through carbon cloth (3) parcel, fastening bolt I (6) are fixed two column connecting piece (7) respectively in the preset position department of post (1), fastening bolt II (13) are connected steel sheet I (12) and roof beam (2), place steel sheet II (11) in the positive middle position of steel sheet I (12), place with the help of four springs (14) to draw together after putting in place steel sheet II (11), bolt I (8), bolt II (10) are articulated both ends and column connecting piece (7), steel sheet II (11) of connecting rod (9) respectively.
2. The friction energy consumption enhancement device for loosening mortise and tenon joints according to claim 1, wherein the wedge-shaped wood blocks (4) have the same width as the mortise opening, the same height as the gap, and the length more than 30% longer than the tenon, the length direction of the wedge-shaped wood blocks (4) is along the grain direction, and the wood is the same as the wood used in the log structure.
3. The friction energy consumption enhancement device for loosening mortise and tenon joints according to claim 1, wherein the length of the connecting rod (9) is determined according to the expected position of a part, the included angle between the connecting rod (9) and the central axis of the beam (2) is 20-30 degrees, a solid steel column is arranged in the middle of the connecting rod (9), tubular structures are arranged at two ends of the connecting rod in the vertical length direction, and the tubular structures are matched with the pins I (8) and II (10) to realize the hinging of the connecting rod (9) and other structures.
4. The friction energy consumption enhancement device for loosening mortise and tenon joints according to claim 1, wherein the width of the steel plate II (11) is 5% wider than the cross section of the beam, two ends of one surface of the steel plate II (11) facing the beam are slope surfaces, one surface of the steel plate II (11) facing away from the beam is provided with two stiffening ribs, holes are formed in the stiffening ribs and matched with the bolts II (10) to be hinged with the connecting rods (9), four table leg-shaped components are arranged on the side surfaces of the steel plate II (11), and the end parts of the components are provided with holes for tying the springs (14).
5. The friction energy consumption enhancement device for loosening mortise and tenon joints according to claim 1, wherein one surface of the steel plate I (12) facing the beam (2) is a plane, two ends of one surface of the steel plate back to the beam (2) are slopes, the slope is consistent with the slope of the steel plate II (11) at the relevant position, the width of the steel plate I (12) is consistent with the section width of the beam (2), four table leg-shaped components are arranged on the side surface of the steel plate I (12), bolt holes are formed in the end parts of the components, and the bolt holes are used for being matched with the bolts II (13) to tightly fix the steel plate I (12) on the beam (2).
6. The use method of the friction energy consumption enhancement device for loosening the mortise and tenon joints according to any one of claims 1 to 5 is characterized by comprising the following steps;
1) cleaning up and polishing the upper and lower planes of the tenon and mortise at the clearance;
2) processing two wedge-shaped wood blocks (4) with the same size, uniformly coating white latex on a contact surface between the two wedge-shaped wood blocks (4), and then placing the two wedge-shaped wood blocks (4) in place in a vertically staggered manner from two sides of a gap respectively;
3) applying pressure in the length direction of the wedge-shaped wood blocks (4) by using a clamp, wherein the two wedge-shaped wood blocks (4) can mutually dislocate along with the application of the pressure and gradually fill the gap until the wood blocks are extruded with the tenon and the mortise opening tightly;
4) and (5) waiting for more than 8 hours, and detaching the clamp after the white latex is solidified. Then sawing off the redundant part (5) of the wedge-shaped wood block along the surface of the wood column (1);
5) the carbon fiber cloth (3) is wrapped on the column body by matching with an epoxy resin adhesive, and the wrapping area is covered by the height of the filler;
6) the column connecting pieces (7) are fixed on the columns (1) through fastening bolts I (6), and the distances from the two column connecting pieces (7) to the mortise openings are kept equal;
7) the two steel plates I (12) are respectively placed on the upper surface and the lower surface of the beam (2), and after the two steel plates I (12) are placed in place, the steel plates I (12) are tightly fixed on the beam (2) through fastening bolts (14);
8) respectively smearing adhesive on friction surfaces of a steel plate I (12) and a steel plate II (11), and then sticking a replaceable viscoelastic material layer;
9) after the steel plate II (11) is placed in place, four springs (14) are stretched, and the springs (14) stretched in place have certain pretension force;
10) inserting a bolt I (8) and a bolt II (10), and hinging two ends of a connecting rod (9) with the column connecting piece (7) and the steel plate II (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210479976.6A CN114908992B (en) | 2022-05-05 | 2022-05-05 | Friction energy consumption enhancing device and method for loosening mortise and tenon joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210479976.6A CN114908992B (en) | 2022-05-05 | 2022-05-05 | Friction energy consumption enhancing device and method for loosening mortise and tenon joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114908992A true CN114908992A (en) | 2022-08-16 |
| CN114908992B CN114908992B (en) | 2023-10-03 |
Family
ID=82766000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210479976.6A Active CN114908992B (en) | 2022-05-05 | 2022-05-05 | Friction energy consumption enhancing device and method for loosening mortise and tenon joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114908992B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220178158A1 (en) * | 2020-12-07 | 2022-06-09 | Fuzhou University | Device and method for reinforcing round section wood beam by combination of prestressed frp sheet and high strength steel wire rope |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001123673A (en) * | 1999-10-27 | 2001-05-08 | Takeshi Ariyoshi | Seismic reinforcing method for building and reinforcing apparatus used therefor |
| JP2004036139A (en) * | 2002-07-01 | 2004-02-05 | Gifu Seppan Kogyo Kk | Earthquake-resistance reinforcing tool |
| CN102383497A (en) * | 2011-08-11 | 2012-03-21 | 北京市古代建筑研究所 | Disc type expander and use method thereof |
| CN203452205U (en) * | 2013-09-04 | 2014-02-26 | 重庆家和琴森木业有限公司 | Stud and cross beam structural assembly of wooden house |
| CN106480991A (en) * | 2016-11-02 | 2017-03-08 | 西安建筑科技大学 | A kind of shape memory alloy spring antivibrator |
| CN107217866A (en) * | 2017-07-18 | 2017-09-29 | 西安建筑科技大学 | A kind of timber structure Tenon node of device shape-memory alloy wire |
| CN110173130A (en) * | 2019-06-24 | 2019-08-27 | 西安建筑科技大学 | A kind of hidden reinforcing and shock absorption energy consuming device suitable for timber structure end bay Tenon node |
| CN210421987U (en) * | 2019-06-24 | 2020-04-28 | 西安建筑科技大学 | Energy dissipation and shock absorption device suitable for ancient building timber structure tenon fourth of twelve earthly branches node |
-
2022
- 2022-05-05 CN CN202210479976.6A patent/CN114908992B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001123673A (en) * | 1999-10-27 | 2001-05-08 | Takeshi Ariyoshi | Seismic reinforcing method for building and reinforcing apparatus used therefor |
| JP2004036139A (en) * | 2002-07-01 | 2004-02-05 | Gifu Seppan Kogyo Kk | Earthquake-resistance reinforcing tool |
| CN102383497A (en) * | 2011-08-11 | 2012-03-21 | 北京市古代建筑研究所 | Disc type expander and use method thereof |
| CN203452205U (en) * | 2013-09-04 | 2014-02-26 | 重庆家和琴森木业有限公司 | Stud and cross beam structural assembly of wooden house |
| CN106480991A (en) * | 2016-11-02 | 2017-03-08 | 西安建筑科技大学 | A kind of shape memory alloy spring antivibrator |
| CN107217866A (en) * | 2017-07-18 | 2017-09-29 | 西安建筑科技大学 | A kind of timber structure Tenon node of device shape-memory alloy wire |
| CN110173130A (en) * | 2019-06-24 | 2019-08-27 | 西安建筑科技大学 | A kind of hidden reinforcing and shock absorption energy consuming device suitable for timber structure end bay Tenon node |
| CN210421987U (en) * | 2019-06-24 | 2020-04-28 | 西安建筑科技大学 | Energy dissipation and shock absorption device suitable for ancient building timber structure tenon fourth of twelve earthly branches node |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220178158A1 (en) * | 2020-12-07 | 2022-06-09 | Fuzhou University | Device and method for reinforcing round section wood beam by combination of prestressed frp sheet and high strength steel wire rope |
| US11674323B2 (en) * | 2020-12-07 | 2023-06-13 | Fuzhou University | Device and method for reinforcing round section wood beam by combination of prestressed FRP sheet and high strength steel wire rope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114908992B (en) | 2023-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108412083A (en) | A kind of assembled Self-resetting steel frame-steel plate shear wall structure | |
| CN114908992A (en) | Friction energy consumption enhancing device and method for loosening mortise and tenon joints | |
| CN110792188A (en) | Replaceable coupling beam with double safety mechanisms | |
| CN208430665U (en) | A kind of assembled Self-resetting steel frame-steel plate shear wall structure | |
| CN206189251U (en) | A straining beam structure for overpass double column pier | |
| CN210421987U (en) | Energy dissipation and shock absorption device suitable for ancient building timber structure tenon fourth of twelve earthly branches node | |
| CN112095792A (en) | Wood sparrow-shaped friction damper reinforced mortise and tenon joint and reinforcing method thereof | |
| CN103615069A (en) | Trussed steel rib concrete coupling beam | |
| CN112095791B (en) | Shape memory alloy damper enhanced mortise and tenon joint and enhancement method thereof | |
| CN205387760U (en) | Intercolumniation device viscoelastic damper's big gallows timber of ancient building | |
| CN207211420U (en) | A kind of steel reinforced concrete shear walls with replaceable cross mild steel damper | |
| CN201865215U (en) | Wall type soft steel bending energy dissipation damper | |
| CN114658257B (en) | Reinforcing device and method for loose mortise and tenon joint of historic building wood structure | |
| CN210421989U (en) | Structure of friction damper-steel support reinforced tenon-and-mortise joint wooden frame | |
| CN212354902U (en) | Bottom steel structure for supporting cargo platform | |
| CN209891396U (en) | Intercolumnar bearing structure for steel construction | |
| CN215907501U (en) | Reinforcement timber structure ancient building tenon fourth of twelve earthly branches node device | |
| CN113089831A (en) | High-performance damping beam-column mortise-tenon structure and manufacturing method thereof | |
| CN217205537U (en) | Building structure's reinforcement connecting device | |
| CN215857194U (en) | Shock attenuation stop device | |
| CN216949627U (en) | Wooden structure of ancient building is not hard up through tenon node reinforced structure | |
| CN220789392U (en) | Soft foundation large-span temporary bridge mounting structure | |
| CN216007321U (en) | Shock-absorbing connecting mechanism for building steel structure | |
| CN219690765U (en) | Steel construction engineering reinforced structure | |
| CN214302984U (en) | Reinforcing member for building steel structure |
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 |