CN209907638U - Engineering damping device used under foundation differential settlement and earthquake coupling - Google Patents
Engineering damping device used under foundation differential settlement and earthquake coupling Download PDFInfo
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- CN209907638U CN209907638U CN201822228431.XU CN201822228431U CN209907638U CN 209907638 U CN209907638 U CN 209907638U CN 201822228431 U CN201822228431 U CN 201822228431U CN 209907638 U CN209907638 U CN 209907638U
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Abstract
The utility model relates to an engineering damping device, in particular to an engineering damping device used under the coupling of uneven settlement and earthquake of a foundation, which comprises a first damping structure, a second damping structure, an upper connecting plate and a lower connecting plate; the upper end of the first damping structure is connected with the upper connecting plate, the lower end of the first damping structure is provided with an inwards concave rectangular ball groove, a steel ball is arranged in the ball groove, and the side surface of the first damping structure is provided with an outwards convex arc-shaped surface; the lower end of the second damping structure is connected with the lower connecting plate, the upper end of the second damping structure is provided with a rectangular sliding groove with an area larger than that of the first damping structure, the lower end of the first damping structure is arranged in the sliding groove, a buffer filler is arranged between the first damping structure and the sliding groove, the energy absorption portions and the supporting portions are arranged below the sliding groove in a staggered mode, and the annular spring is arranged on the outer side of the second damping structure. The utility model discloses simple structure can absorb simultaneously, dissipation earthquake and the uneven energy that subsides of ground.
Description
Technical Field
The utility model relates to an engineering damping device, concretely relates to engineering damping device that is used for ground differential settlement and earthquake coupling under.
Background
The building shock absorption is characterized in that energy dissipation devices are arranged at certain parts (such as supports, shear walls, connecting joints or connecting pieces) of a structure, and the energy input into the structure is dissipated or absorbed by the friction, bending (or shearing, torsion) and elastic-plastic (or viscoelasticity) hysteresis deformation generated by the energy dissipation devices so as to reduce the seismic reaction of the main structure, thereby avoiding the structure from being damaged or collapsed and achieving the purpose of shock absorption control.
For areas with unstable ground shells and frequent earthquakes, if the coupling effect is caused by the uneven settlement of the foundation, the stability and the firmness of the building are greatly tested, and the danger to residents is greatly increased. When engineering construction is carried out in the area, the common damping device cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned defect, provide an engineering damping device that is used for ground differential settlement and earthquake coupling under.
The technical scheme of the utility model: an engineering damping device used under the coupling of differential settlement and earthquake of a foundation comprises a first damping structure, a second damping structure, an upper connecting plate and a lower connecting plate;
the upper end of the first damping structure is connected with the upper connecting plate, the lower end of the first damping structure is provided with an inwards concave rectangular ball groove, a steel ball is arranged in the ball groove, and the side surface of the first damping structure is provided with an outwards convex arc-shaped surface;
the lower end of the second damping structure is connected with the lower connecting plate, the upper end of the second damping structure is provided with a rectangular sliding groove with an area larger than that of the first damping structure, the lower end of the first damping structure is arranged in the sliding groove, a buffer filler is arranged between the first damping structure and the sliding groove, the energy absorption portions and the supporting portions are arranged below the sliding groove in a staggered mode, and the annular spring is arranged on the outer side of the second damping structure.
The design of first shock-absorbing structure steel ball can play the effect of shock insulation, support, but meets the first shock-absorbing structure horizontal migration of external force in the sliding tray simultaneously, but the horizontal direction's effort of dissipation, and the buffering is packed, plays buffering, the effect of energy-absorbing. The arc-shaped surface enables the first damping structure to have certain pressure resistance in the vertical direction, and can resist vertical direction uneven displacement caused by uneven settlement.
The annular spring can absorb the energy input by earthquake, can absorb the energy input by uneven settlement of the foundation, has good restoring force and keeps the stability of the building. The energy absorption part and the supporting part further play the roles of energy absorption and support.
Preferably, the outer surface of the steel ball is provided with a resin fiber layer.
Preferably, the number of the annular springs is not less than four, and the annular springs fully play roles in buffering, energy consumption and recovery.
Preferably, the buffer filler is foam metal and has good buffer capacity.
Preferably, the energy absorption part consists of steel plates and alloy plates which are arranged in a staggered mode, and can efficiently absorb energy input into a building due to earthquake and uneven settlement of a foundation.
Preferably, the first shock absorbing structure height 1/2 falls into the sliding groove, making the whole device more stable.
Preferably, a damping layer is arranged above the first damping structure ball groove to further absorb energy input by external force.
Preferably, the shock absorption layer is 2-4 layers.
The utility model discloses the advantage:
1. the utility model discloses simple structure can absorb simultaneously, dissipation earthquake and the uneven energy that subsides of ground.
2. The utility model discloses effect that can play shock insulation, support of first shock-absorbing structure steel ball meets the first shock-absorbing structure of external force horizontal migration in the sliding tray simultaneously, but the effort of dissipation horizontal direction cushions the filler, plays the effect of buffering, energy-absorbing.
3. The utility model discloses annular spring can not only absorb the energy of earthquake input, can absorb the energy of ground differential settlement input simultaneously, and has good restoring force, keeps the stability of building. The energy absorption part and the supporting part further play the roles of energy absorption and support.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the damping structure comprises a first damping structure-1, a second damping structure-2, an upper connecting plate-3, a lower connecting plate-4, a ball groove-5, a steel ball-6, an arc-shaped surface-7, a sliding groove-8, a buffer filler-9, an energy absorption part-10, a supporting part-11, a ring spring-12, a resin fiber layer-13, a steel plate-14, an alloy plate-15 and a damping layer-16.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various modifications and changes may be made by those skilled in the art after reading the teachings of the present invention, and that such equivalents also fall within the scope of the appended claims.
As shown in figure 1, the engineering damping device for coupling uneven settlement of a foundation and earthquake comprises a first damping structure 1, a second damping structure 2, an upper connecting plate 3 and a lower connecting plate 4.
The upper end of the first damping structure 1 is connected with the upper connecting plate 3, the lower end of the first damping structure is provided with an inwards concave rectangular ball groove 5, a steel ball 6 is arranged in the ball groove 5, and the outer surface of the steel ball 6 is provided with a resin fiber layer 13; the side surface of the first shock absorption structure 1 is provided with a convex arc surface 7; and 3 layers of damping layers 16 are arranged above the ball groove 5 of the first damping structure 1.
The lower end of the second damping structure 2 is connected with the lower connecting plate 4, the upper end of the second damping structure is provided with a rectangular sliding groove 8 with the area larger than that of the first damping structure 1, the lower end of the first damping structure 1 is arranged in the sliding groove 8, and 1/2 of the height of the first damping structure 1 falls into the sliding groove 5; a buffer filler 9 is arranged between the sliding groove 8 and the first damping structure 1, and the buffer filler 9 is made of foam metal; energy absorption parts 10 and supporting parts 11 are arranged below the sliding groove 8 in a staggered mode, and the energy absorption parts 10 are composed of steel plates 14 and alloy plates 15 which are arranged in a staggered mode; and at least 6 annular springs 12 are arranged outside the second damping structure 2.
When in use, the utility model is arranged between the building foundation part and the building superstructure through the upper connecting plate 3 and the lower connecting plate 4, the first damping structure 1 is arranged above and below the second damping structure 2, the lower end of the first damping structure 1 is arranged in the sliding groove 8 of the second damping structure 2 and is filled with the buffer filler 9; when meeting earthquake and the uneven settlement of ground, arcwall face 7 of first shock-absorbing structure 1 makes first shock-absorbing structure 1 have certain compressive capacity in the vertical direction, can resist the uneven displacement of vertical direction that uneven settlement caused, and steel ball 6 plays shock insulation, the effect of support in the vertical direction, but meets external force first shock-absorbing structure 1 horizontal migration in sliding tray 8 simultaneously, the effort of dissipative horizontal direction, buffering filler 9 plays the effect of buffering, energy-absorbing. And the shock absorption layer 16 can further dissipate the energy of earthquake and uneven settlement of the foundation. The ring-shaped spring 12 of the second shock absorption structure 2 can not absorb the energy input by earthquake, can absorb the energy input by uneven settlement of the foundation, has good restoring force, keeps the stability of the building, and further has the functions of energy absorption and support by the energy absorption part 10 and the support part 11.
Claims (8)
1. An engineering damping device used under the coupling of differential settlement of a foundation and an earthquake is characterized by comprising a first damping structure (1), a second damping structure (2), an upper connecting plate (3) and a lower connecting plate (4);
the upper end of the first shock absorption structure (1) is connected with the upper connecting plate (3), the lower end of the first shock absorption structure is provided with an inwards concave rectangular ball groove (5), a steel ball (6) is arranged in the ball groove (5), and the side surface of the first shock absorption structure (1) is provided with an outwards convex arc surface (7);
the damping structure is characterized in that the lower end of the second damping structure (2) is connected with the lower connecting plate (4), the upper end of the second damping structure is provided with a rectangular sliding groove (8) with an area larger than that of the first damping structure (1), the lower end of the first damping structure (1) is arranged in the sliding groove (8), a buffer filler (9) is arranged between the sliding groove (8) and the first damping structure (1), an energy absorbing part (10) and a supporting part (11) are arranged below the sliding groove (8) in a staggered mode, and an annular spring (12) is arranged on the outer side of the second damping structure (2).
2. The engineering cushioning device of claim 1, wherein: and a resin fiber layer (13) is arranged on the outer surface of the steel ball (6).
3. The engineering cushioning device of claim 1, wherein: the number of the annular springs (12) is not less than four.
4. The engineering cushioning device of claim 1, wherein: the buffer filler (9) is foam metal.
5. The engineering cushioning device of claim 1, wherein: the energy absorption part (10) is composed of steel plates (14) and alloy plates (15) which are arranged in a staggered mode.
6. The engineering cushioning device of claim 1, wherein: the height 1/2 of the first shock-absorbing structure (1) falls into the sliding groove (8).
7. The engineering cushioning device of claim 1, wherein: and a damping layer (16) is arranged above the ball groove (5) of the first damping structure (1).
8. The engineered cushioning device of claim 7, wherein: the shock absorption layer (16) is 2-4 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228431.XU CN209907638U (en) | 2018-12-28 | 2018-12-28 | Engineering damping device used under foundation differential settlement and earthquake coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228431.XU CN209907638U (en) | 2018-12-28 | 2018-12-28 | Engineering damping device used under foundation differential settlement and earthquake coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209907638U true CN209907638U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822228431.XU Expired - Fee Related CN209907638U (en) | 2018-12-28 | 2018-12-28 | Engineering damping device used under foundation differential settlement and earthquake coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209907638U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111844004A (en) * | 2020-07-23 | 2020-10-30 | 东北林业大学 | Mechanical arm capable of rotating accurately |
| CN115324233A (en) * | 2022-07-25 | 2022-11-11 | 河北建筑工程学院 | Double-arc soft steel wall toe and swing energy dissipation CLT-rectangular steel sleeve combined shear wall |
-
2018
- 2018-12-28 CN CN201822228431.XU patent/CN209907638U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111844004A (en) * | 2020-07-23 | 2020-10-30 | 东北林业大学 | Mechanical arm capable of rotating accurately |
| CN115324233A (en) * | 2022-07-25 | 2022-11-11 | 河北建筑工程学院 | Double-arc soft steel wall toe and swing energy dissipation CLT-rectangular steel sleeve combined shear wall |
| CN115324233B (en) * | 2022-07-25 | 2023-12-19 | 河北建筑工程学院 | Double-arc soft steel wall toe and swing energy dissipation CLT-rectangular steel sleeve combined shear wall |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20201228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |