CN216949639U - Spacing reinforcing tenon fourth of twelve earthly branches node device of two plumbous viscoelastic dampers - Google Patents
Spacing reinforcing tenon fourth of twelve earthly branches node device of two plumbous viscoelastic dampers Download PDFInfo
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- CN216949639U CN216949639U CN202220572790.0U CN202220572790U CN216949639U CN 216949639 U CN216949639 U CN 216949639U CN 202220572790 U CN202220572790 U CN 202220572790U CN 216949639 U CN216949639 U CN 216949639U
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 152
- 239000010959 steel Substances 0.000 claims abstract description 152
- 238000010008 shearing Methods 0.000 claims description 38
- 238000003466 welding Methods 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 5
- 239000002023 wood Substances 0.000 abstract description 5
- 230000002787 reinforcement Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 9
- 238000013016 damping Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a limiting and reinforcing mortise and tenon joint device for a double-steel-lead viscoelastic damper, which comprises a beam hoop, a stand column hoop and a damper, wherein the damper is provided with a plate-type steel-lead viscoelastic damper and a fan-shaped steel-lead viscoelastic damper which are connected into a whole; the plate type steel-lead viscoelastic damper is connected with the beam hoop; the fan-shaped steel-lead viscoelastic damper is connected with the upright post hoop. Compared with the traditional reinforcement mode, the device not only can not cause secondary damage to the wood, but also is beneficial to replacement and maintenance; in addition, through setting up two viscoelastic steel lead core dampers, not only improved the resistance to plucking tenon ability of tenon fourth of twelve earthly branches node, still had the energy consumption shock attenuation effect of certain degree.
Description
Technical Field
The utility model relates to a limiting and reinforcing mortise and tenon joint device of a double-steel-lead viscoelastic damper.
Background
Wooden structure ancient buildings in China have extremely high reputation in the world, and the mortise and tenon connection is a great characteristic. The mortise and tenon joint is semi-rigid connection, and can absorb part of energy through self rotation and friction under the earthquake action, so that the shock absorption effect is achieved. However, the mortise and tenon joint is most easily damaged under the action of natural environment, artificial damage and earthquake, and the house can be collapsed when the mortise and tenon joint is mainly damaged by tenon pulling. Therefore, the tenon-and-mortise joint reinforcement is of great importance in the field of wood structure ancient building reinforcement.
At present, the reinforcing mode of the mortise and tenon joint is mainly metal connecting member reinforcing and fiber composite reinforced material (FRP) reinforcing. Use metal connecting elements to consolidate its timber structure, make its anti-seismic performance obtain promoting, but caused unrecoverable secondary damage to timber structure to a certain extent, caused inconvenience to the maintenance and the change in later stage. The fiber composite reinforced plastic (FRP) has the characteristics of light weight, high strength, good corrosion resistance and easy cutting, and is widely applied to the repair and reinforcement process of the structure. Under the effect of simulating earthquake, the carbon fiber cloth is mainly damaged at the junction of the beam and the column, and is easily sheared at the intersection of the vertical carbon fiber cloth hoop and the horizontal carbon fiber cloth.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a double-steel-lead viscoelastic damper limiting and reinforcing mortise and tenon joint device, which is not only free from secondary damage to wood but also beneficial to replacement and maintenance compared with the traditional reinforcing mode; in addition, through setting up two viscoelastic steel lead core dampers, not only improved the resistance to plucking tenon ability of tenon fourth of twelve earthly branches node, still had the energy consumption shock attenuation effect of certain degree.
In order to solve the technical problems, the utility model adopts the following technical means:
a limiting and reinforcing mortise and tenon joint device of a double-steel-lead viscoelastic damper comprises a beam hoop, a stand column hoop and a damper, wherein the damper is provided with a plate-type steel-lead viscoelastic damper and a fan-type steel-lead viscoelastic damper which are connected into a whole; the plate type steel-lead viscoelastic damper is connected with the beam hoop; the fan-shaped steel-lead viscoelastic damper is connected with the upright post hoop;
the plate type steel-lead viscoelastic damper is provided with a constraint steel plate and a shearing steel plate, wherein the constraint steel plate is arranged on two sides of the shearing steel plate, and a plate type viscoelastic rubber layer is arranged between the constraint steel plate and the shearing steel plate; the constraint steel plate, the shearing steel plate and the plate type viscoelastic rubber layer are connected through first lead cores and first soft steel cores which are arranged at intervals; the fan-shaped steel lead viscoelastic damper is provided with a fan-shaped constraint steel plate and a fan-shaped shearing steel plate, the fan-shaped constraint steel plate is arranged on two sides of the fan-shaped shearing steel plate, a fan-shaped viscoelastic rubber layer is arranged between the fan-shaped constraint steel plate and the fan-shaped shearing steel plate, and the fan-shaped constraint steel plate, the fan-shaped shearing steel plate and the fan-shaped viscoelastic rubber layer are connected through a second lead core and a second soft steel core which are arranged at intervals; the restraint steel sheet sets up the spread groove correspondingly, and the top of fan-shaped shearing steel sheet is passed the spread groove and is connected with the shearing steel sheet.
Compared with the prior art, the utility model adopting the technical scheme has the outstanding characteristics that:
firstly, the method comprises the following steps: the utility model adopts multiple material composite energy dissipation and shock absorption, arranges the soft steel core with high yield point, can provide larger damping force, leads generate plastic deformation to dissipate energy after shearing or extrusion yield, the high damping rubber dissipates vibration energy through shear hysteresis deformation, and different materials consume energy simultaneously, thus being used for controlling the earthquake reaction and the wind vibration reaction of the structure.
Secondly, the method comprises the following steps: the beam hoop and the stand column hoop are connected and fixed, so that the interference and damage to an original structure are reduced, secondary damage to a wood structure is avoided, and the method is a lossless reinforcing mode.
Thirdly, the method comprises the following steps: the plate-type steel-lead viscoelastic damper and the fan-type steel-lead viscoelastic damper have semi-rigid characteristics, when an earthquake occurs, a fan-shaped constraint steel plate and a fan-shaped shear steel plate of the fan-shaped steel-lead viscoelastic damper rotate relatively, a double-layer constraint steel plate and a single-layer shear steel plate of the plate-type steel-lead viscoelastic damper displace relatively, an elastic body generates deformation energy consumption under the action of shear force, the situation that tenon pulling occurs on mortise and tenon joints is reduced, the damper bears a part of earthquake acting force firstly, the energy consumption capacity of the whole structure and the mortise and tenon joints is improved, and the damping effect is obviously enhanced.
The further preferred technical scheme is as follows:
the plate type steel-lead viscoelastic damper is provided with two constraint steel plates and a shear steel plate.
Through setting up three layer construction, energy consumption when making two restraint steel sheets and a shearing steel sheet take place relative displacement reduces the condition that tenon fourth of twelve earthly branches node took place to pull out the tenon.
The fan-shaped steel-lead viscoelastic damper is provided with three fan-shaped constraint steel plates and two fan-shaped shearing steel plates.
Through setting up layer structure, three fan-shaped restraint steel sheets, two fan-shaped shear steel plates take place relative rotation, and the condition of drawing out the tenon takes place for the node of tenon fourth of twelve earthly branches is reduced in the power consumption.
The beam hoop is provided with a first connecting plate, and the first connecting plate is connected with the restraint steel plate through a first bolt.
Through setting up first connecting plate, first bolt, make things convenient for the connection of part.
The upright post hoop is provided with a second connecting plate, and the second connecting plate is connected with the connecting and locking steel plate through a second bolt; the bottom ends of the connecting and locking steel plates and the fan-shaped constraint steel plates are fixedly connected.
Through setting up the second connecting plate, connecting locking steel sheet and second bolt, make things convenient for the part to connect.
The connecting and locking steel plate is welded with the fan-shaped constraint steel plate.
The parts are welded and connected, so that the structure is simpler and the connection is more stable.
The fan-shaped shearing steel plate is connected with the shearing steel plate in a welding mode.
The parts are welded and connected, so that the structure is simpler and the connection is more stable.
The plate-type steel lead viscoelastic damper and the fan-shaped steel lead viscoelastic damper are respectively provided with a blind hole, and the blind holes are used for connecting and arranging a first lead core and a second lead core; the opening part of the blind hole is provided with a cover plate which seals the blind hole.
Through setting up the blind hole, behind first lead and the second lead plug inserted the blind hole, reuse apron closed opening part can be sealed first lead and second lead, avoids its oxidation.
The diameters of the first soft steel core, the second soft steel core, the first lead core and the second lead core are all mm.
The arrangement enables the components to better perform the connecting function.
Drawings
Fig. 1 is a state diagram of the use of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a top view of the plate steel-lead viscoelastic damper of the present invention.
Fig. 4 is a sectional view taken along line a-a in fig. 3.
Figure 5 is a front view of a fan-shaped steel-lead viscoelastic damper of the present invention.
Fig. 6 is a sectional view taken along line B-B in fig. 5.
Description of reference numerals: 1. a column; 2. a cross beam; 3. a beam hoop; 301. a first connecting plate; 302. a first bolt; 4. a column hoop; 401. a second connecting plate; 402. a second bolt; 5. shearing a steel plate in a sector manner; 6. a fan-shaped constraint steel plate; 601. connecting a locking steel plate; 7. restraining a steel plate; 8. shearing a steel plate; 9. a cover plate; 101. a first lead core; 111. a first soft steel core; 102. a second lead core; 112. a second soft steel core; 121. a plate-type viscoelastic rubber layer; 122. a fan-shaped viscoelastic rubber layer.
Detailed Description
The present invention will be further described with reference to the following examples.
Referring to fig. 1-6, the limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper comprises a beam hoop 3, a stand column hoop 4 and a damper.
As can be seen from fig. 3 and 4, the damper is provided with a plate-type steel-lead viscoelastic damper and a fan-shaped steel-lead viscoelastic damper which are connected into a whole; the plate type steel-lead viscoelastic damper is connected with the beam hoop 3; the fan-shaped steel-lead viscoelastic damper is connected with the upright post hoop 4; the plate type steel-lead viscoelastic damper is provided with a constraint steel plate 7 and a shearing steel plate 8, wherein the constraint steel plate 7 is arranged on two sides of the shearing steel plate 8, and a plate type viscoelastic rubber layer 121 is arranged between the constraint steel plate 7 and the shearing steel plate 8; the constraint steel plate 7, the shearing steel plate 8 and the plate type viscoelastic rubber layer 121 are connected through a first lead core 101 and a first soft steel core 102 which are arranged at intervals.
As can be seen from fig. 5 and 6, the fan-shaped steel lead viscoelastic damper is provided with a fan-shaped constraint steel plate 6 and a fan-shaped shear steel plate 5, the fan-shaped constraint steel plate 6 is arranged on two sides of the fan-shaped shear steel plate 5, a fan-shaped viscoelastic rubber layer 122 is arranged between the fan-shaped constraint steel plate 6 and the fan-shaped shear steel plate 5, and the fan-shaped constraint steel plate 6, the fan-shaped shear steel plate 5 and the fan-shaped viscoelastic rubber layer 122 are connected through second lead cores 102 and second soft steel cores 112 which are arranged at intervals; the restraint steel sheet 7 sets up the spread groove correspondingly, and the top of fan-shaped shearing steel sheet 5 is passed the spread groove and is connected with shearing steel sheet 8.
The plate type steel-lead viscoelastic damper is provided with two constraint steel plates 7 and a shear steel plate 8.
Through setting up three layer construction, energy consumption when making two restraint steel sheets 7 and one shear steel sheet 8 take place relative displacement reduces the condition that tenon fourth of twelve earthly branches node took place to pull out the tenon.
The fan-shaped steel lead viscoelastic damper is provided with three fan-shaped constraint steel plates 6 and two fan-shaped shearing steel plates 5.
Through setting up 5 layers of structures, three fan-shaped restraint steel sheets 6, two fan-shaped shear steel sheets 5 take place relative rotation, and the condition of drawing out the tenon is taken place to the node of the tenon fourth of twelve earthly branches reduces to the power consumption.
The beam hoop 3 is provided with a first connecting plate 301, and the first connecting plate 301 is connected with the restraint steel plate 7 through a first bolt 302.
The first connecting plate 301 and the first bolt 302 are arranged, so that the connection of the components is facilitated.
The upright post hoop 4 is provided with a second connecting plate 401, and the second connecting plate 401 is connected with a connecting and locking steel plate 601 through a second bolt 402; the connecting and locking steel plate 601 is fixedly connected with the bottom end of the fan-shaped constraint steel plate 6.
The second connecting plate 401, the connecting locking steel plate 601 and the second bolt 402 are arranged, so that the connection of components is facilitated.
The connecting and locking steel plate 601 is connected with the fan-shaped constraint steel plate 6 in a welding mode.
The parts are welded and connected, so that the structure is simpler and the connection is more stable.
The fan-shaped shear steel plate 5 is connected with the shear steel plate 8 in a welding mode.
The parts are welded and connected, so that the structure is simpler and the connection is more stable.
The plate-type steel lead viscoelastic damper and the fan-shaped steel lead viscoelastic damper are respectively provided with a blind hole, and the blind holes are used for connecting and arranging the first lead core 101 and the second lead core 102; the opening part of blind hole is equipped with apron 9, and apron 9 seals the blind hole.
Through setting up the blind hole, after first lead 101 and second lead 102 pegged graft into the blind hole, reuse apron 9 seals the opening part, can seal first lead 101 and second lead 102, avoids its oxidation.
The diameters of the first soft steel core 111, the second soft steel core 112, the first lead core 101 and the second lead core 102 are all 30 mm.
The arrangement enables the components to better perform the connecting function.
The thicknesses of the first connecting plate 301 and the second connecting plate 401 are both 15mm, and the thickness of each of the restraining steel plate 7 and the fan-shaped restraining steel plate 6 is 10-15 mm; the thicknesses of the shear steel plate 8, the fan-shaped shear steel plate 5 and the connecting and locking steel plate 601 are all 8-12 mm. The beam hoop 3 and the column hoop 4 are both made of mild steel with the carbon content of 0.13-0.20%, and the plate-type viscoelastic rubber layer 121 and the fan-shaped viscoelastic rubber layer 122 are made of high-damping rubber. The first soft steel core 111 and the second soft steel core 112 penetrate through the plate-type viscoelastic damper and the fan-type viscoelastic damper, and the two ends of the first soft steel core and the two outermost steel plates of the damper are welded into a whole.
Compared with the prior art, the utility model adopting the technical scheme has the outstanding characteristics that:
firstly, the method comprises the following steps: the utility model adopts multiple material composite energy dissipation and shock absorption, arranges the soft steel core with high yield point, can provide larger damping force, leads generate plastic deformation to dissipate energy after shearing or extrusion yield, the high damping rubber dissipates vibration energy through shear hysteresis deformation, and different materials consume energy simultaneously, thus being used for controlling the earthquake reaction and the wind vibration reaction of the structure.
Secondly, the method comprises the following steps: the beam hoop and the stand column hoop are connected and fixed, so that the interference and damage to an original structure are reduced, secondary damage to a wood structure is avoided, and the method is a lossless reinforcing mode.
Thirdly, the method comprises the following steps: the plate-type steel-lead viscoelastic damper and the fan-type steel-lead viscoelastic damper have semi-rigid characteristics, when an earthquake occurs, a fan-shaped constraint steel plate and a fan-shaped shear steel plate of the fan-shaped steel-lead viscoelastic damper rotate relatively, a double-layer constraint steel plate and a single-layer shear steel plate of the plate-type steel-lead viscoelastic damper displace relatively, an elastic body generates deformation energy consumption under the action of shear force, the situation that tenon pulling occurs on mortise and tenon joints is reduced, the damper bears a part of earthquake acting force firstly, the energy consumption capacity of the whole structure and the mortise and tenon joints is improved, and the damping effect is obviously enhanced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (9)
1. The utility model provides a spacing tenon fourth of twelve earthly branches node device that consolidates of two plumbous viscoelastic dampers, includes crossbeam cuff (3), stand cuff (4) and attenuator, its characterized in that:
the damper is provided with a plate type steel-lead viscoelastic damper and a fan-shaped steel-lead viscoelastic damper which are connected into a whole; the plate type steel-lead viscoelastic damper is connected with the beam hoop (3); the fan-shaped steel-lead viscoelastic damper is connected with the upright post hoop (4);
the plate type steel-lead viscoelastic damper is provided with a constraint steel plate (7) and a shearing steel plate (8), wherein the constraint steel plate (7) is arranged on two sides of the shearing steel plate (8), and a plate type viscoelastic rubber layer (121) is arranged between the constraint steel plate (7) and the shearing steel plate (8); the restraint steel plate (7), the shearing steel plate (8) and the plate type viscoelastic rubber layer (121) are connected through first lead cores (101) and first soft steel cores (102) which are arranged at intervals;
the fan-shaped steel-lead viscoelastic damper is provided with a fan-shaped constraint steel plate (6) and a fan-shaped shearing steel plate (5), wherein the fan-shaped constraint steel plate (6) is arranged on two sides of the fan-shaped shearing steel plate (5), a fan-shaped viscoelastic rubber layer (122) is arranged between the fan-shaped constraint steel plate (6) and the fan-shaped shearing steel plate (5), and the fan-shaped constraint steel plate (6), the fan-shaped shearing steel plate (5) and the fan-shaped viscoelastic rubber layer (122) are connected through second lead cores (102) and second soft steel cores (112) which are arranged at intervals;
the restraint steel plate (7) is correspondingly provided with a connecting groove, and the top end of the fan-shaped shearing steel plate (5) penetrates through the connecting groove to be connected with the shearing steel plate (8).
2. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: the plate type steel-lead viscoelastic damper is provided with two constraint steel plates (7) and a shear steel plate (8).
3. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: the fan-shaped steel-lead viscoelastic damper is provided with three fan-shaped constraint steel plates (6) and two fan-shaped shearing steel plates (5).
4. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: the beam hoop (3) is provided with a first connecting plate (301), and the first connecting plate (301) is connected with the restraint steel plate (7) through a first bolt (302).
5. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: the upright post hoop (4) is provided with a second connecting plate (401), and the second connecting plate (401) is connected with the connecting and locking steel plate (601) through a second bolt (402); the connecting and locking steel plate (601) is fixedly connected with the bottom end of the fan-shaped constraint steel plate (6).
6. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 5, is characterized in that: the connecting and locking steel plate (601) is connected with the fan-shaped constraint steel plate (6) in a welding mode.
7. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: the fan-shaped shearing steel plate (5) is connected with the shearing steel plate (8) in a welding mode.
8. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: blind holes are respectively formed in the plate-type steel lead viscoelastic damper and the fan-shaped steel lead viscoelastic damper and are used for connecting and arranging a first lead core (101) and a second lead core (102); the opening part of the blind hole is provided with a cover plate (9), and the blind hole is sealed by the cover plate (9).
9. The limiting and reinforcing mortise and tenon joint device for the double-steel-lead viscoelastic damper according to claim 1, which is characterized in that: the diameters of the first soft steel core (111), the second soft steel core (112), the first lead core (101) and the second lead core (102) are all 30 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220572790.0U CN216949639U (en) | 2022-03-16 | 2022-03-16 | Spacing reinforcing tenon fourth of twelve earthly branches node device of two plumbous viscoelastic dampers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220572790.0U CN216949639U (en) | 2022-03-16 | 2022-03-16 | Spacing reinforcing tenon fourth of twelve earthly branches node device of two plumbous viscoelastic dampers |
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| CN216949639U true CN216949639U (en) | 2022-07-12 |
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| CN202220572790.0U Expired - Fee Related CN216949639U (en) | 2022-03-16 | 2022-03-16 | Spacing reinforcing tenon fourth of twelve earthly branches node device of two plumbous viscoelastic dampers |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405145A (en) * | 2022-07-28 | 2022-11-29 | 西安建筑科技大学 | Assembled variable damping shock absorption device and shock absorption method and concrete frame node |
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2022
- 2022-03-16 CN CN202220572790.0U patent/CN216949639U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405145A (en) * | 2022-07-28 | 2022-11-29 | 西安建筑科技大学 | Assembled variable damping shock absorption device and shock absorption method and concrete frame node |
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