CN112412087A - Reinforcing device for wood structure joint - Google Patents
Reinforcing device for wood structure joint Download PDFInfo
- Publication number
- CN112412087A CN112412087A CN202011133737.2A CN202011133737A CN112412087A CN 112412087 A CN112412087 A CN 112412087A CN 202011133737 A CN202011133737 A CN 202011133737A CN 112412087 A CN112412087 A CN 112412087A
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- wood structure
- structure node
- connecting plate
- plate
- reinforcing device
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 46
- 239000002023 wood Substances 0.000 title claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 9
- 238000005728 strengthening Methods 0.000 claims 2
- 238000005265 energy consumption Methods 0.000 abstract description 10
- 238000010008 shearing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000287127 Passeridae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
- E04H9/027—Preventive constructional measures against earthquake damage in existing 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The embodiment of the invention provides a reinforcing device for a wood structure node, which comprises: the two hoop bodies are sleeved on the column and are respectively positioned on the upper side and the lower side of the node; first connecting plates respectively connected to both sides of each hoop body and disposed on upper and lower surfaces of a beam riveted with the columns; and the two second connecting plates are arranged on two sides of the column respectively, and each second connecting plate is clamped on the first connecting plate and the beam and is connected with the first connecting plate and the beam so as to reinforce the node. According to the reinforcing device for the wood structure node, provided by the embodiment of the invention, the longer first connecting plate is adopted, and the clear span of the beam is shortened, so that the load resistance and the energy consumption capacity of the reinforcing device are increased. The upper and lower first connecting plates are fixed by the second connecting plate, so that the overall anti-seismic performance of the reinforcing device is enhanced, the upper and lower hoop bodies are fixed, the geometric stability of the reinforcing device is obviously enhanced, and the load resistance and the energy consumption capability of the reinforcing device are improved.
Description
Technical Field
The invention relates to the technical field of wood structure node reinforcement, in particular to a reinforcement device for a wood structure node.
Background
The tenon-and-mortise joint is a common beam-column joint in a wood structure system, namely a connection mode that concave-convex parts are combined on two components is adopted. The energy consumption of friction of contact surfaces between the nodes is mainly depended, and the nodes are not fixed generally, so that the tenons easily fall off under the action of load, a large number of wood structure houses collapse, and great harm is caused. Therefore, in rural wood structure houses in areas with higher intensity, timely reinforcement of the nodes of the rural wood structure houses is very necessary.
Disclosure of Invention
The embodiment of the invention provides a reinforcing device for a wood structure node, which is used for solving the defect of insufficient bearing capacity of a wood structure node reinforcing member in the prior art.
The embodiment of the invention provides a reinforcing device for a wood structure node, which comprises: the two hoop bodies are sleeved on the column and are respectively positioned on the upper side and the lower side of the node; first connecting plates respectively connected to both sides of each hoop body and disposed on upper and lower surfaces of a beam riveted with the columns; and the two second connecting plates are arranged on two sides of the column respectively, and each second connecting plate is clamped on the first connecting plate and the beam and is connected with the first connecting plate and the beam so as to reinforce the node.
According to one embodiment of the present invention, the second connecting plate includes: the horizontal steel plates are respectively arranged on the upper portion and the lower portion of the first connecting plate and connected with the first connecting plate and the beam.
According to one embodiment of the present invention, a reinforcement device for a wood structure node, the hoop body includes: the connecting parts are respectively connected with two ends of the body part, and first connecting holes are formed in the connecting parts so as to penetrate through a first bolt to connect the two oppositely arranged connecting parts and to enable the hoop body to be sleeved on the column; wherein the first connection plate is connected to both sides of the body part.
According to the reinforcing device for the wood structure node, the shape of the body part is matched with that of the column.
According to the reinforcing device for the wood structure node of one embodiment of the invention, the end face shape of one end of each first connecting plate is matched with the shape of the body part.
According to the reinforcing device for the wood structure node of one embodiment of the invention, one end of each first connecting plate is in a circular arc shape.
The reinforcing apparatus for a wood structure node according to one embodiment of the present invention further includes a support member having a first side connected to the body part and a second side connected to the first connection plate.
According to the reinforcing device for the wood structure node, the support is provided with the oval holes.
According to the reinforcing apparatus for a timber structure node according to one embodiment of the present invention, the cross steel plate is formed with a second coupling hole to couple the cross steel plate with the beam through a second bolt.
According to the reinforcing device for the wood structure joint of one embodiment of the present invention, a third connecting hole is formed in the first connecting plate, a fourth connecting hole is formed in the horizontal steel plate, and the third connecting hole is connected to the fourth connecting hole and the beam by a third bolt.
According to the reinforcing device for the wood structure node, provided by the embodiment of the invention, the longer first connecting plate is adopted, and the clear span of the beam is shortened, so that the load resistance and the energy consumption capacity of the reinforcing device are increased. And the supporting piece is arranged at the joint of the beam and the column, so that the rigidity of the joint area is increased, and the shearing resistance of the joint is improved. The upper and lower first connecting plates are fixed by the second connecting plate, the characteristics of high shearing resistance and stability of the staggered connecting plates are ingeniously utilized, the overall anti-seismic performance of the reinforcing device is enhanced, the upper hoop body and the lower hoop body are fixed, the geometric stability of the reinforcing device is obviously enhanced, and the load resistance and the energy consumption capability of the reinforcing device are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a reinforcing apparatus for a timber structure node according to an embodiment of the present invention;
fig. 2 is a front view of the reinforcing apparatus for a timber structure node shown in fig. 1;
fig. 3 is a top view of the reinforcing apparatus for a timber structure node shown in fig. 1;
fig. 4 is a side view of the reinforcing apparatus for a timber structure node shown in fig. 1;
FIG. 5 is a schematic structural view of the hoop body shown in FIG. 1;
fig. 6 is a schematic structural view of the first connection plate shown in fig. 1;
FIG. 7 is a schematic structural view of the support member shown in FIG. 1;
fig. 8 is a structural schematic view of the second connection plate shown in fig. 1.
Reference numerals:
1: a hoop body; 2: a first connecting plate; 3: a second connecting plate; 4: a first bolt; 5: a second bolt; 6: a third bolt; 7: a support member; 11: a body portion; 12: a connecting portion; 31: crossed steel plates; 32: and (7) horizontal steel plates.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A reinforcing apparatus for a wood structure node according to an embodiment of the present invention will be described with reference to fig. 1 to 8.
As shown in fig. 1 to 4, in one embodiment of the present invention, a reinforcing apparatus for a wood structure node includes a hoop body 1, a first connecting plate 2, and a second connecting plate 3. Specifically, after the beam column is riveted, the two hoop bodies 1 are respectively sleeved on the column and are respectively positioned on the upper side and the lower side of the node, and the end parts of the node are aligned. Two first connecting plates 2 are welded on two sides of the hoop body 1 respectively, and the upper and lower 4 first connecting plates 2 connected on the hoop body 1 are located on the upper surface and the lower surface of the beam respectively. Two second connecting plates 3 are respectively arranged on two sides of the column, each second connecting plate 3 is clamped on two first connecting plates 2 and the beam, the second connecting plates 3, the two first connecting plates 2 respectively positioned on the upper surface and the lower surface of the beam and the beam are connected together through the stud bolts, and then the node is reinforced.
Further, in an embodiment of the present invention, the hoop body 1 may be a hoop body formed by connecting two half hoops together, or may be a hoop body with an opening, which is sleeved on the post and then connected together to fix. The second connecting plate 3 may be an i-shaped steel plate or a cross-shaped steel plate. Alternatively, the hoop body 1, the first connecting plate 2 and the second connecting plate 3 can be made of Q345 hot-rolled seamless steel.
According to the reinforcing device for the wood structure node, provided by the embodiment of the invention, the longer first connecting plate is adopted, and the clear span of the beam is shortened, so that the load resistance and the energy consumption capacity of the reinforcing device are increased. The upper and lower first connecting plates are fixed by the second connecting plate, so that the overall anti-seismic performance of the reinforcing device is enhanced, the upper and lower hoop bodies are fixed, the geometric stability of the reinforcing device is obviously enhanced, and the load resistance and the energy consumption capability of the reinforcing device are improved.
As shown in fig. 8, in one embodiment of the present invention, the second connecting plate 3 includes cross steel plates 31 and horizontal steel plates 32, two horizontal steel plates 32 are vertically disposed at both ends of the cross steel plates 31, and two horizontal steel plates 32 are respectively installed at upper and lower portions of the two first connecting plates 2 to connect the two horizontal steel plates 32, the two first connecting plates 2, and the beam by means of stud bolts. Further, the second connecting plate 3 may be an integrally formed structural member, or may be a structural member formed by separately processing the cross steel plate 31 and the horizontal steel plate 32 and then welding the horizontal steel plate 32 to both ends of the cross steel plate 31. In one embodiment of the present invention, the second connection plate 3 is made of Q345 hot rolled seamless steel, and after the cross steel plate 31 and the horizontal steel plate 32 are respectively processed, the horizontal steel plate 32 is welded to the cross steel plate 31 to form a structural member, which is then connected to the first connection plate 2 and the beam.
According to the reinforcing device for the wood structure node, provided by the embodiment of the invention, the upper and lower first connecting plates are fixed by the crossed steel plates, so that the overall anti-seismic performance of the reinforcing device is enhanced, the geometric stability of the overall structure is obviously enhanced, and the load resistance and the energy consumption capability of the reinforcing device are improved.
As shown in fig. 5, in one embodiment of the present invention, the hoop body 1 includes a body portion 11 and two connection portions 12. Specifically, two connecting portions 12 are welded on two sides of the main body portion 11 respectively, and each connecting portion 12 is formed with a first connecting hole, the two main body portions 11 are oppositely arranged and clamped outside the column, and the first bolt 4 passes through the first connecting holes on the two oppositely arranged connecting portions 12 to connect the two main body portions 11 together, so as to sleeve the column inside the main body portion 11.
Further, in an embodiment of the present invention, optionally, the first bolt 4 is a stud bolt, and a S8.8-grade high-strength bolt is adopted.
Further, in one embodiment of the present invention, the outer shape of the body portion 11 matches the shape of the post, and the end face shape of one end of the first connection plate 2 matches the shape of the body portion 11. Specifically, when the column is a circular column, the body 11 is a semicircular hoop, two ends of the semicircular hoop are respectively welded with an ear plate as the connecting part 12, the two body 11 enclose the column, and the first bolt 4 connects the two semicircular hoops into a whole through a hole on the ear plate. When the column is square, the body 11 is square, the ear plates are welded at two ends of the square, and the column is enclosed in the body 11 by connecting the ear plates.
Further, the ear plate may be rectangular or semicircular in shape.
Further, as shown in fig. 6, when the body portion 11 is a semicircular hoop, one end surface of the first connection plate 2 is formed in a circular arc shape and can be attached to the body portion 11 when welded to the body portion 11. In the actual process, the first connecting plate 2 may be machined, then the end portion of the first connecting plate may be cut and polished into an arc shape, and then the first connecting plate 2 may be welded to the body portion 11.
As shown in fig. 1 and 7, in one embodiment of the present invention, the reinforcing apparatus for a wood structure node further includes a supporting member 7, and particularly, after the hoop body 1 is connected to the first connection plate 2, a first side of the supporting member 7 is welded to the body portion 11, and a second side is welded to the first connection plate 2, so as to enhance a load-resisting capability of the reinforcing apparatus. Further, an oval hole is formed in the middle of the supporting member 7, and the edge of the oval hole needs to be polished smoothly.
Further, in one embodiment of the present invention, optionally, the supporting member 7 is a triangular structure. The support 7 is made of Q345 hot-rolled seamless steel.
According to the reinforcing device for the wood structure node provided by the embodiment of the invention, the triangular supporting piece with the oval hole is arranged at the joint of the beam and the column to form an energy consumption component, so that the effect of sparrow replacement is achieved, the rigidity of the node area can be increased, the shearing resistance and bearing capacity of the node are improved, the clear span of the beam is shortened to improve the load resistance of the beam, and the energy consumption capacity of the node is enhanced.
As shown in fig. 1, the cross steel plate 31 is formed with second coupling holes through which second bolts 5 are coupled to the girder to laterally fix the reinforcing apparatus to the girder. A third coupling hole is formed in the first coupling plate 2, a fourth coupling hole is formed in the horizontal steel plate 32, and a third bolt 6 passes through the third coupling hole, the fourth coupling hole and the beam to couple the reinforcing apparatus to the beam in the longitudinal direction.
Specifically, in one embodiment of the present invention, the second bolt 5 and the third bolt 6 are both stud bolts, and S8.8-grade high-strength bolts are used.
The reinforcing device for the wood structure node provided by the embodiment of the invention has the advantages that the parts are mutually independent, the construction can be customized respectively, the assembly degree is high, the assembly is simple and convenient, the practicability and the applicability are higher, and the construction efficiency is obviously improved. Meanwhile, the wood node area is fixed only in an external bolting and welding mode, so that the damage degree to the wood node is small, and the wood strength degradation speed is slowed down.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A strengthening device for a timber structure node, comprising:
the two hoop bodies are sleeved on the column and are respectively positioned on the upper side and the lower side of the node;
first connecting plates respectively connected to both sides of each hoop body and disposed on upper and lower surfaces of a beam riveted with the columns;
the two second connecting plates are arranged on two sides of the column respectively, and each second connecting plate is clamped on the first connecting plate and the beam and connected with the first connecting plate and the beam to reinforce the node.
2. The reinforcement device for a wood structure node according to claim 1, wherein the second connection plate includes: the horizontal steel plates are respectively arranged on the upper portion and the lower portion of the first connecting plate and connected with the first connecting plate and the beam.
3. The reinforcement device for a wood structure node according to claim 1, wherein the hoop body includes: the connecting parts are respectively connected with two ends of the body part, and first connecting holes are formed in the connecting parts so as to penetrate through a first bolt to connect the two oppositely arranged connecting parts and to enable the hoop body to be sleeved on the column;
wherein the first connection plate is connected to both sides of the body part.
4. A strengthening apparatus for a timber structure node according to claim 3, wherein the body portion has a shape which matches the shape of the post.
5. The reinforcement device for a wood structure node according to claim 4, wherein an end surface shape of one end of each of the first connection plates matches a shape of the body portion.
6. The reinforcing apparatus for the wooden structure node as recited in claim 5, wherein one end of each of the first connection plates has a circular arc shape.
7. The reinforcement device for a wood structure node according to claim 3, further comprising a support member, a first side of the support member being connected with the body portion, and a second side of the support member being connected with the first connection plate.
8. The reinforcement for wood structure nodes according to claim 7, wherein the support member has an elliptical hole formed thereon.
9. The reinforcing apparatus for a wood structure node according to claim 2, wherein the cross steel plates are formed with second coupling holes to couple the cross steel plates with the girder through second bolts.
10. The reinforcing apparatus for a wood structure node according to claim 2, wherein a third coupling hole is formed on the first coupling plate, a fourth coupling hole is formed on the horizontal steel plate, and the third coupling hole is coupled to the fourth coupling hole and the girder by a third bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011133737.2A CN112412087A (en) | 2020-10-21 | 2020-10-21 | Reinforcing device for wood structure joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011133737.2A CN112412087A (en) | 2020-10-21 | 2020-10-21 | Reinforcing device for wood structure joint |
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| Publication Number | Publication Date |
|---|---|
| CN112412087A true CN112412087A (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011133737.2A Pending CN112412087A (en) | 2020-10-21 | 2020-10-21 | Reinforcing device for wood structure joint |
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| Country | Link |
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| CN (1) | CN112412087A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431361A (en) * | 2021-06-15 | 2021-09-24 | 北京工业大学 | Clamping groove type L-shaped connecting piece with stiffening ribs for reinforcing wood frame joints and manufacturing method thereof |
| CN113431362A (en) * | 2021-06-25 | 2021-09-24 | 北京工业大学 | Hoop type connecting piece with carbon fiber cloth for reinforcing timber frame nodes and manufacturing method thereof |
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| JP2004218236A (en) * | 2003-01-14 | 2004-08-05 | Takashi Hosaka | Earthquake-resistant repair method for existing wooden building |
| CN201437643U (en) * | 2009-05-26 | 2010-04-14 | 故宫博物院 | Reinforcing device for internal mortise-tenon joints on wooden-structural ceiling of ancient building |
| CN103711226A (en) * | 2014-01-14 | 2014-04-09 | 南京林业大学 | Reinforced wood structure mortise and tenon node of semi-rigid energy consumption device |
| CN105317135A (en) * | 2015-10-23 | 2016-02-10 | 西南交通大学 | Friction damper for ancient timber structure tenon-mortise joints |
| 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 |
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2020
- 2020-10-21 CN CN202011133737.2A patent/CN112412087A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431361A (en) * | 2021-06-15 | 2021-09-24 | 北京工业大学 | Clamping groove type L-shaped connecting piece with stiffening ribs for reinforcing wood frame joints and manufacturing method thereof |
| CN113431362A (en) * | 2021-06-25 | 2021-09-24 | 北京工业大学 | Hoop type connecting piece with carbon fiber cloth for reinforcing timber frame nodes and manufacturing method thereof |
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