CN209873897U - Energy dissipation and shock absorption device for column foot viscous damper of concealed wood structure ancient building - Google Patents
Energy dissipation and shock absorption device for column foot viscous damper of concealed wood structure ancient building Download PDFInfo
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- CN209873897U CN209873897U CN201920417832.1U CN201920417832U CN209873897U CN 209873897 U CN209873897 U CN 209873897U CN 201920417832 U CN201920417832 U CN 201920417832U CN 209873897 U CN209873897 U CN 209873897U
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- viscous damper
- clamping groove
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- ancient building
- annular clamping
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- 239000002023 wood Substances 0.000 title claims abstract description 24
- 230000035939 shock Effects 0.000 title claims abstract description 18
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 14
- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 239000004575 stone Substances 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 description 8
- 230000002787 reinforcement Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses a hidden wood structure ancient building column base viscous damper energy dissipation and shock absorption device, which comprises a cylindrical foundation stone, wherein an annular groove which takes a central column as a circle center is arranged at the top of the foundation stone, an annular clamping groove is arranged in the annular groove, and a plurality of viscous dampers with the same structure are distributed along the annular clamping groove in an annular way; viscous damper top is covered and is connected with the ring groove steel disc, runs through on the ring groove steel disc and has a plurality of expansion bolts, and expansion bolts's top is wedged in the post of its top. The device adds the damping device in the foundation stone under the column while not destroying the original appearance of the ancient architecture, and can effectively consume and reduce the energy of seismic waves. The method achieves double breakthrough in maintaining the appearance of the building and resisting earthquake.
Description
Technical Field
The utility model relates to a timber structure ancient building repairs the protection field, concretely relates to hidden timber structure ancient building column base viscous damper power consumption damping device is fit for the shake and the maintenance demand of traditional timber structure ancient building.
Background
The wood structure ancient building is a bright pearl in the Chinese characteristic ancient building, the artistic value, the scientific value and the historical value of the wood structure ancient building are immeasurable, and the distribution of the wood structure ancient building in China is extremely wide. The traditional timber structure of china mostly uses the beam column system as the stress system, is similar to frame mechanism, only adopts mortise-tenon joint between the beam column, does not have any iron member, and under the horizontal load effect, the structure is whole can produce great side and move. Meanwhile, China is in the Pacific earthquake zone and the Himalayan earthquake zone, and large and small earthquakes occur frequently every year. The earthquake has great destructive power to the old timber structure buildings which are long in the past, and the maintenance and reinforcement of the timber structure can not replace a large amount of new timber. Therefore, it is very important to protect the ancient buildings from maintenance, especially from earthquake.
The existing wood structure earthquake-proof device is mainly reinforced around a node of a wood structure, the importance of a column base position is ignored, the column base position is in a weak node position when earthquake damage occurs, the existing reinforcement measures mainly adopt an embedding reinforcement method, a pier connection reinforcement method and a chemical reinforcement method, although the methods can protect the column base node and improve the earthquake-proof capacity, the method has limited energy consumption capacity, influences the appearance of the building, influences the use of the structure, cannot maintain other parts of the building and cannot be damaged by the earthquake as a whole, cannot play a role in effectively improving the earthquake-proof performance of the wood structure ancient building, and cannot follow the repairing principle of 'repairing old as old' of the wood structure ancient building. Therefore, it is urgently needed to explore and design a device which can save materials, improve the use efficiency, improve the overall earthquake resistance of the wood structure building and keep the original appearance of the wood structure building.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect or not enough that prior art exists, providing a hidden timber structure ancient building column base viscous damper power consumption damping device. The original appearance of the ancient building is not damaged, and meanwhile, the damping device is additionally arranged in the lower column foundation stone, so that the energy of seismic waves can be effectively consumed and reduced. The method achieves double breakthrough in maintaining the appearance of the building and resisting earthquake.
The utility model discloses a realize through following technical scheme.
A hidden type energy dissipation and shock absorption device for a wood structure ancient building column base viscous damper comprises a cylindrical foundation stone, wherein an annular groove which takes a central column as a circle center is formed in the top of the foundation stone, an annular clamping groove is formed in the annular groove, and a plurality of viscous dampers with the same structure are distributed annularly along the annular clamping groove; the top of the viscous damper is connected with an annular clamping groove steel disc, a plurality of expansion bolts penetrate through the annular clamping groove steel disc, and the tops of the expansion bolts are wedged into the wood columns above the expansion bolts.
To above-mentioned technical scheme, the utility model discloses still further preferred scheme:
furthermore, the viscous damper comprises a cylinder barrel, a circular truncated cone-shaped piston head is connected below the cylinder barrel through a piston guide rod, and the top of the cylinder barrel is connected with a circular buckle through a fixing rod.
Further, the annular clamping groove is a special-shaped groove with a bottom groove body width larger than the width of the notch and a circular notch; the width of the bottom groove body corresponds to the diameter of a bottom piston head of the viscous damper, and the width of the notch corresponds to the diameter of a piston of the viscous damper.
Further, the diameter of the circular gap of the special-shaped groove corresponds to the diameter of the circular buckle and the piston head.
Further, the bottom of the steel disc of the annular clamping groove is provided with an annular clamping groove, and the circular buckle of the viscous damper is clamped into the bottom groove body of the annular clamping groove.
Further, the depth of the annular clamping groove is slightly larger than the thickness of the circular buckle at the end part of the viscous damper and the thickness of the piston head.
Furthermore, the height of the central column is lower than the height of the upper surface of the foundation stone, and the height difference is the same as the thickness of the steel disc of the annular clamping groove.
Further, the external diameter of ring groove steel disc is the same with the internal diameter of foundatin stone annular groove.
The utility model discloses owing to take above technical scheme, it has following beneficial effect:
the utility model discloses damping device has extremely strong shock-absorbing capacity, consumes effectively and reduces the effect that seismic energy propagated to superstructure to furthest protects timber structure ancient building from earthquake's destruction. And, the utility model discloses have good disguise, whole device is arranged in among the column base foundatin stone, guarantees can not destroy the outward appearance of timber structure ancient building to protect its historical landscape and architectural appearance. The utility model discloses a structural style is simple, and the simple easy operation of construction, the connected mode between the component is simple, and each component can be prefabricated into the piece in advance, can install and dismantle and change at the scene fast through the manual work between each component. The utility model discloses an equal low in cost of material of whole components and be convenient for obtain. The utility model discloses damping device application prospect is extensive, both can be used for the maintenance work of timber structure ancient building, also can play a role in modern timber structure.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:
FIG. 1 is an exploded view of the components of the present invention;
FIG. 2 is a schematic view of the present invention after installation;
FIG. 3 is a partial (lower) schematic view of the inventive construction;
FIG. 4 is a schematic view in partial form (lower plan view) of the inventive construction;
FIG. 5 is a schematic view of the present invention in partial (upper) form of construction;
FIG. 6 is a schematic view of the present invention in partial (upper) form of construction;
fig. 7 is a schematic view of the ring slot of the present invention;
fig. 8 is a schematic view of the viscous damper of the present invention.
The reference numerals in the drawings denote: 1. a base stone; 1-1, a central column; 2. an annular neck; 3. a viscous damper; 3-1, round buckle; 3-2, fixing a rod; 3-3, a cylinder barrel; 3-4, a piston guide rod; 3-5, piston head; 4. a ring-shaped clamping groove steel disc; 5. an expansion bolt; 6. and (4) wood columns.
Detailed Description
The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided to explain the invention, but not to limit the invention.
Fig. 1 shows an overall exploded schematic view of each component of a hidden wood structure ancient building column base viscous damper energy dissipation and shock absorption device, and as shown in fig. 1, the relative position relationship of each component can be clearly understood. Fig. 2 shows a schematic view of the shock absorbing device after installation, which is shown in fig. 2. Fig. 3 shows a schematic (lower) view of a part of the shock absorber, and as shown in fig. 3, an annular groove is first chiseled in the base stone 1, the width of the annular groove being 25% -35% of the inner diameter of the base stone 1, as the case may be. The annular groove is used for repairing and digging the annular clamping groove 2 and placing the viscous damper 3. The viscous dampers 3 are uniformly distributed in a circumference shape by taking the central column 1-1 of the ring-shaped clamping groove 2 as a circle center, so that energy dissipation and shock absorption are uniform in all directions, and the upper structure is kept balanced. The height of the central column 1-1 is lower than the height of the outer edge of the foundation stone 1, the height difference is the same as the thickness of the steel disc 4 of the annular clamping groove of the upper structure, and the upper structure and the lower structure are attached and placed.
Figure 4 shows a schematic view in partial form (lower plan) of the construction of the shock absorbing device. Fig. 5 shows a schematic illustration of a part (upper) of the damping device construction, as shown, the wood studs 6 are connected to the ring-groove steel disc 4 by expansion bolts 5. Secondly, the outer diameter of the ring-shaped clamping groove steel disc 4 is the same as the inner diameter of the ring-shaped groove of the foundation stone 1, the thickness is about 50-80mm, and the ring-shaped clamping groove 2 in the ring-shaped clamping groove steel disc 4 of the upper structure is aligned with the ring-shaped clamping groove 2 of the lower structure in the vertical direction.
The expansion bolts 5 are uniformly distributed in the annular clamping groove steel disc 4 in a circumferential manner by taking the center of the annular clamping groove steel disc 4 as the circle center. Figure 6 shows a schematic (upper) view of a part of a damping device. FIG. 7 is a schematic view of a circular clamping groove in the damping device, wherein the circular clamping groove 2 is a special-shaped groove with a bottom groove body width larger than the width of a notch and a circular notch, and is repaired and dug at a moderate position in the annular groove of the foundation stone; the width of the bottom groove body corresponds to the diameter of a bottom piston head 3-5 of the viscous damper 3, the width of the notch corresponds to the diameter of a piston guide rod 3-4 of the viscous damper 3, and the width of the notch is slightly larger than the diameter of the piston guide rod 3-4 of the viscous damper 3. The opening of the circular gap of the special-shaped groove is circular, and the diameter of the opening corresponds to the diameter of the circular buckle 3-1 and the diameter of the piston head 3-5. The diameter of the opening is slightly larger than that of the circular buckle at the end part of the viscous damper 3, so that the viscous damper can be smoothly installed and enter the annular clamping groove 2. The bottom of the annular clamping groove steel disc 4 is provided with an annular clamping groove 2, and a circular buckle 3-1 of the viscous damper 3 is clamped in a bottom groove body of the annular clamping groove 2. The depth of the annular clamping groove 2 is slightly larger than the thickness of the circular buckle 3-1 and the piston head 3-5 at the end part of the viscous damper 3, so that the viscous damper 3 can be fixed in the annular clamping groove 2.
Fig. 8 shows a schematic diagram of a viscous damper in a shock absorption device, the viscous damper 3 generally comprises a cylinder 3-3, a piston guide rod 3-4, a damping channel, a damping medium (viscous fluid), a guide rod and the like, the viscous damper comprises the cylinder 3-3, a truncated cone-shaped piston head 3-5 is connected below the cylinder 3-3 through the piston guide rod 3-4, and the top of the cylinder 3-3 is connected with a circular buckle 3-1 through a fixing rod 3-2. The height of the viscous damper 3 is the vertical height difference of the upper and lower annular clamping grooves 2 after installation. The specification of the expansion bolt 7 is M10(10 x 150), the screw length is 150mm, the expansion tube length is 120mm, the punching diameter is 14mm, and the punching depth is 80 mm. The specifications of the expansion bolts 5 can be adjusted appropriately for different construction situations.
After the upper structure (bottom ring groove steel disc 4, expansion bolts 5 and wooden columns 6) and the lower structure (foundation stone 1, ring groove 2 and viscous damper 3) are assembled respectively, the upper structure is arranged on the lower structure, and the energy dissipation and shock absorption device of the hidden wooden structure ancient building column base viscous damper is assembled.
When an earthquake comes, the upper structure and the lower structure are connected with each other through the ring-shaped clamping groove 2 and the viscous damper 3. The viscous damper 3 has good energy dissipation and shock absorption functions, and the piston of the viscous damper 3 can dissipate seismic energy in the movement of the piston. Secondly, the pulling and pressing movement of the viscous damper 3 can correct the inclination of the wooden pillar 6, so that the upper structure is kept stable. The relative displacement between the members of the wooden structure building is not changed much in the event of an earthquake, thereby ensuring the structural integrity without being damaged or collapsed. Above process all greatly guarantees that timber structure ancient building has stronger shock resistance when the earthquake comes.
The utility model discloses can inlay and build in the foundatin stone 1 under the post in, do not influence the original physiognomy of ancient building, and inlay or beautify and can not influence the utility model discloses an use.
It should be noted that the above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, decoration, change or replacement that can be easily conceived by those skilled in the art without departing from the principle of the present invention is within the technical scope of the present invention. All the components not specified in the present embodiment can be realized by means of the prior art.
Claims (8)
1. The energy dissipation and shock absorption device for the hidden wood structure ancient building column base viscous dampers is characterized by comprising a cylindrical foundation stone (1), wherein an annular groove which takes a central column (1-1) as a circle center is formed in the top of the foundation stone (1), an annular clamping groove (2) is formed in the annular groove, and a plurality of viscous dampers (3) with the same structure are distributed annularly along the annular clamping groove (2); viscous damper (3) top is connected with ring groove steel disc (4), runs through on ring groove steel disc (4) and has penetrated a plurality of expansion bolts (5), and the top of expansion bolts (5) is wedged in wooden pillar (6) above it.
2. The energy-consuming and shock-absorbing device of the concealed wood-structure ancient building column base viscous damper as claimed in claim 1, wherein the viscous damper (3) comprises a cylinder barrel (3-3), a truncated cone-shaped piston head (3-5) is connected below the cylinder barrel (3-3) through a piston guide rod (3-4), and the top of the cylinder barrel (3-3) is connected with a circular buckle (3-1) through a fixing rod (3-2).
3. The energy dissipation and shock absorption device for the concealed wood structure ancient building column base viscous damper as claimed in claim 2, wherein the annular clamping groove (2) is a special-shaped groove with a bottom groove body width larger than the width of the notch and a circular notch; the width of the bottom groove body corresponds to the diameter of a bottom piston head (3-5) of the viscous damper (3), and the width of the notch corresponds to the diameter of a piston guide rod (3-4) of the viscous damper (3).
4. The viscous damper energy-dissipating and shock-absorbing device of the hidden wood structure ancient building column base is characterized in that the diameter of the circular notch of the special-shaped groove corresponds to the diameter of the circular buckle (3-1) and the diameter of the piston head (3-5).
5. The energy dissipation and shock absorption device for the concealed wood structure ancient building column base viscous damper according to any one of claims 1 to 4, wherein an annular clamping groove (2) is formed in the bottom of the annular clamping groove steel disc (4), and the circular buckle (3-1) of the viscous damper (3) is clamped into a bottom groove of the annular clamping groove (2).
6. The energy dissipation and shock absorption device for the concealed wood structure ancient building column base viscous damper as claimed in claim 3, wherein the depth of the annular clamping groove (2) is slightly larger than the thickness of the circular buckle (3-1) and the piston head (3-5) at the end of the viscous damper (3).
7. The viscous damper energy-dissipating and shock-absorbing device of the concealed wood structure ancient building column base is characterized in that the height of the central column (1-1) is lower than that of the upper surface of the foundation stone (1), and the height difference is the same as the thickness of the annular clamping groove steel disc (4).
8. The energy dissipation and shock absorption device for the concealed wood structure ancient building column base viscous damper as claimed in claim 1, wherein the outer diameter of the annular clamping groove steel disc (4) is the same as the inner diameter of the annular groove of the foundation stone (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417832.1U CN209873897U (en) | 2019-03-29 | 2019-03-29 | Energy dissipation and shock absorption device for column foot viscous damper of concealed wood structure ancient building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417832.1U CN209873897U (en) | 2019-03-29 | 2019-03-29 | Energy dissipation and shock absorption device for column foot viscous damper of concealed wood structure ancient building |
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| Publication Number | Publication Date |
|---|---|
| CN209873897U true CN209873897U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920417832.1U Expired - Fee Related CN209873897U (en) | 2019-03-29 | 2019-03-29 | Energy dissipation and shock absorption device for column foot viscous damper of concealed wood structure ancient building |
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| CN (1) | CN209873897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914487A (en) * | 2019-03-29 | 2019-06-21 | 西安建筑科技大学 | A kind of hidden wood-structure old building suspension column viscous damper energy-consumption shock-absorption device |
-
2019
- 2019-03-29 CN CN201920417832.1U patent/CN209873897U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914487A (en) * | 2019-03-29 | 2019-06-21 | 西安建筑科技大学 | A kind of hidden wood-structure old building suspension column viscous damper energy-consumption shock-absorption device |
| CN109914487B (en) * | 2019-03-29 | 2024-02-06 | 西安建筑科技大学 | Concealed energy-consumption damping device for column foot viscous damper of wooden structure ancient building |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |