CN108756413A - A kind of compound self-resetting hydraulic damper - Google Patents
A kind of compound self-resetting hydraulic damper Download PDFInfo
- Publication number
- CN108756413A CN108756413A CN201810881016.6A CN201810881016A CN108756413A CN 108756413 A CN108756413 A CN 108756413A CN 201810881016 A CN201810881016 A CN 201810881016A CN 108756413 A CN108756413 A CN 108756413A
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- Prior art keywords
- plate
- friction plate
- lead rod
- connection lead
- friction
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/0235—Anti-seismic devices with hydraulic or pneumatic damping
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention relates to a kind of compound self-resetting hydraulic dampers, belong to energy dissipation field.Including upper friction plate, lower friction plate, hydraulic bjuffer, limiting plate, CFRP plates, friction material, SMA, upper connection lead rod, lower connection lead rod, outline border frame plate, sliding limit hole, connecting hole, upper head plate, bottom plate；Upper friction plate is door character type, lower friction plate is "-" type, friction material is equipped between upper friction plate and lower friction plate, upper head plate is carried at the top of upper friction plate, the connection that upper friction plate passes through upper head plate and building, the lower part setting of the both sides of the chest of upper friction plate is lower to connect lead rod, and upper friction plate is connect with anchoring piece by sliding limit hole and outline border frame plate, and the both sides of the chest length of upper friction plate is consistent with the lower length of friction plate；It is an advantage of the invention that structure design is simple, multi-level energy consumption, big energy-consuming, deformation greatly, can effective solution earthquake to structure damage the problems such as.
Description
Technical field
The invention belongs to energy dissipation fields, more particularly to a kind of compound self-resetting hydraulic damper.
Background technology
With taking place frequently for earthquake disaster in recent years, the shock resistance of building is proposed in architectural engineering construction and is newly wanted
It asks, traditional building aseismicity structure, can be to building self structure by building the deformation of itself component come earthquake energy
Permanent damage is caused, it is safe to use to the later stage of building to cause large effect.By the way that resistance is added in fabric structure
Buddhist nun's device component can sponge most of seismic energy using the component, effectively reduce earthquake to structure trunk structure
It destroys, the whole anti-seismic performance to promoting building plays an important roll.Therefore it is badly in need of a kind of novel self-resetting hydraulic resistance of exploitation
Buddhist nun's device, so as to efficiently solve the problems such as earthquake is to structure damage.
Invention content
Simple, multi-level energy consumption that in order to solve the above technical problem, the present invention provides a kind of structure designs, big energy-consuming,
The big compound self-resetting hydraulic damper of deformation, efficiently solves the problems such as earthquake is to structure damage.
The technical solution adopted by the present invention is as follows：
A kind of compound self-resetting hydraulic damper, including upper friction plate, lower friction plate, hydraulic bjuffer, limiting plate, CFRP
Plate, friction material, SMA, upper connection lead rod, lower connection lead rod, outline border frame plate, sliding limit hole, connecting hole, upper head plate, under
End plate；
The upper friction plate is door character type, and lower friction plate is "-" type, and friction material is equipped between upper friction plate and lower friction plate,
Carry upper head plate at the top of upper friction plate, upper head plate width is the 1/2 ~ 3/4 of upper friction plate width, upper friction plate by upper head plate with
The beam of building connects, and the lower part setting of the both sides of the chest of upper friction plate is lower to connect lead rod, and upper friction plate is limited with anchoring piece by sliding
Position hole is connected with outline border frame plate, and the both sides of the chest length of upper friction plate is consistent with the lower length of friction plate；The upper friction plate rubs under
There are empty slot A between wiping board, and there are empty slot B between upper friction plate and connection lead rod, and there are skies between upper friction plate and limiting plate
Slot C；The limiting plate is located at the lower part of lower friction plate, and limiting plate is welded on the inside of outline border frame plate；The limiting plate lower part is
CFRP plates；Hydraulic bjuffer is arranged in CFRP plates lower part, and hydraulic bjuffer includes hydraulic bjuffer top cap and hydraulic bjuffer pedestal,
Hydraulic bjuffer top cap top surface is flushed with CFRP board bottoms face, and hydraulic bjuffer lower part is bottom plate, and bottom plate carries connection hole,
Bottom plate carries the positioning hole consistent with hydraulic bjuffer base dimensions；Lead rod is connected in the setting of outline border frame plate top,
SMA are wound between upper connection lead rod and lower connection lead rod, and Z-shaped is formed between upper connection lead rod, lower connection lead rod and SMA
Structure.
Further, it is bonded using hot melt adhesive between the limiting plate and CFRP plates, CFRP plate thickness is 50mm ~ 80mm.
Further, along the equivalent width of upper friction plate glide direction, width is upper by the empty slot A, empty slot B, empty slot C
The one third of spacing between lead rod and lower connection lead rod is connected to half.
Further, the upper connection lead rod uses tensile strength to be made of the steel alloy of 400MPa, upper connection lead rod
Length is the half of empty slot B width.
Further, the lower connection lead rod is not less than the steel alloy of 400MPa using tensile strength, lower connection lead rod
Length is the half of empty slot B width.
Further, the friction material is that portland cement or powdered-metal friction material, friction coefficient are not less than
0.35, friction material is smeared or sintering length is consistent with lower friction plate length.
Further, the upper friction plate, lower friction plate are made of 35CrMoA structural alloy steels.
Beneficial effects of the present invention：
Advantages and advantages of the invention be when shaking two pieces of friction plates as the first rank energy-dissipation structure phase mutual friction
Energy consumption, when significant shock occurs, friction plate triggers second-order energy-dissipation structure CFRP plate dissipation energies by squeezing limiting plate, the
Drive third rank energy-dissipation structure hydraulic bjuffer dissipation energy while second order energy-dissipation structure triggers, friction plate and outline border frame plate it
Between be equipped with SMA, enable to damper to restPose after shaking, the present invention with structure design simply, it is more
Level energy consumption, big energy-consuming, the big feature of deformation, can effective solution earthquake to structure damage the problems such as.
Description of the drawings
Fig. 1 is a kind of left view sectional view of compound self-resetting hydraulic damper of the present invention；
Fig. 2 is a kind of elevation cross-sectional view of compound self-resetting hydraulic damper of the present invention；
In figure, 1 is upper friction plate；1-1 is the both sides of the chest of upper friction plate；2 be lower friction plate；3 be hydraulic bjuffer；3-1 is hydraulic pressure
Buffer top cap；3-2 is hydraulic bjuffer pedestal；4 be limiting plate；5 be CFRP plates；6 be friction material；7 be SMA；8-1 is
Upper connection lead rod；8-2 is lower connection lead rod；9 be outline border frame plate；10 be sliding limit hole；11 be connecting hole；12 be upper head plate；
13 be bottom plate；13-1 is positioning hole；14 be empty slot A；15 be empty slot B：16 be empty slot C.
Specific implementation mode
In order to further illustrate the present invention, the present invention is described in detail with reference to the accompanying drawings and embodiments, but cannot incited somebody to action
They are interpreted as limiting the scope of the present invention：
Embodiment：As shown in Figs. 1-2, a kind of compound self-resetting hydraulic damper, including upper friction plate 1, lower friction plate 2, liquid
Compression buffer 3, limiting plate 4, CFRP plates 5, friction material 6, SMA silks 7, upper connection lead rod 8-1, lower connection lead rod 8-2, outer framework
Plate 9, sliding limit hole 10, connecting hole 11, upper head plate 12, bottom plate 13；
The upper friction plate 1 is door character type, and lower friction plate 2 is "-" type, and upper friction plate 1, lower friction plate 2 are closed using 35CrMoA
Golden structural steel is made, and friction material 6 is equipped between upper friction plate 1 and lower friction plate 2, and friction material 6 is portland cement or powder
Last metallic friction material, friction coefficient are not less than 0.35, and friction material 6 is smeared or sintering length is consistent with lower 2 length of friction plate；
1 top of upper friction plate carries upper head plate 12, and 12 width of upper head plate is the 1/2 ~ 3/4 of 1 width of upper friction plate, and upper friction plate 1 passes through
Upper head plate 12 is connect with the beam of building, and the setting of the lower part of the both sides of the chest 1-1 of upper friction plate is lower to connect lead rod 8-2, upper friction plate 1 with
Anchoring piece is connected by sliding limit hole 10 and outline border frame plate 9, the length of the both sides of the chest 1-1 length of upper friction plate and lower friction plate 2
Unanimously；There are empty slot A14 between the upper friction plate 1 and lower friction plate 2, and there are skies between upper friction plate 1 and connection lead rod 8-1
Slot B15, the upper connection lead rod 8-1 use tensile strength to be made of the steel alloy of 400MPa, and the length of upper connection lead rod 8-1 is
The half of empty slot B15 width；
The lower connection lead rod 8-2 is not less than the steel alloy of 400MPa using tensile strength, and the length of lower connection lead rod 8-2 is sky
The half of slot B15 width；There are empty slot C16 between upper friction plate 1 and limiting plate 4；The empty slot A14, empty slot B15, sky
Slot C16 along 1 glide direction of upper friction plate equivalent width, between width is between upper connection lead rod 8-1 and lower connection lead rod 8-2
Away from one third to half；The limiting plate 4 is located at the lower part of lower friction plate 2, and limiting plate 4 is welded in outline border frame plate 9
Inside；4 lower part of the limiting plate is CFRP plates 5, is bonded using hot melt adhesive between limiting plate 4 and CFRP plates 5,5 thickness of CFRP plates
For 50mm ~ 80mm；Hydraulic bjuffer 3 is arranged in 5 lower part of CFRP plates, and hydraulic bjuffer 3 includes hydraulic bjuffer top cap 3-1 and hydraulic pressure
Buffer base 3-2, the hydraulic bjuffer top surfaces top cap 3-1 are flushed with 5 bottom surface of CFRP plates, and 3 lower part of hydraulic bjuffer is bottom plate
13, bottom plate 13 carries the positioning hole 13- consistent with hydraulic bjuffer pedestal 3-2 sizes with connection hole 11, bottom plate
1；In 9 top of the outline border frame plate setting SMA is wound between connection lead rod 8-1, upper connection lead rod 8-1 and lower connection lead rod 8-2
Silk 7 forms Z-shaped structure between upper connection lead rod 8-1, lower connection lead rod 8-2 and SMA silk 7.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of compound self-resetting hydraulic damper, it is characterised in that：Including upper friction plate（1）, lower friction plate（2）, hydraulic pressure
Buffer（3）, limiting plate（4）, CFRP plates（5）, friction material（6）, SMA（7）, upper connection lead rod（8-1）, lower connection lead rod
（8-2）, outline border frame plate（9）, sliding limit hole（10）, connecting hole（11）, upper head plate（12）, bottom plate（13）；
The upper friction plate（1）For door character type, lower friction plate（2）For "-" type, upper friction plate（1）With lower friction plate（2）Between
Equipped with friction material（6）, upper friction plate（1）Top carries upper head plate（12）, upper head plate（12）Width is upper friction plate（1）Width
1/2 ~ 3/4, upper friction plate（1）Pass through upper head plate（12）It is connect with the beam of building, the both sides of the chest of upper friction plate（1-1）Lower part
The lower connection lead rod (8-2) of setting, upper friction plate（1）With anchoring piece by sliding limit hole（10）With outline border frame plate（9）Connection, on
The both sides of the chest of friction plate（1-1）Length and lower friction plate（2）Length it is consistent；The upper friction plate（1）With lower friction plate（2）Between
There are empty slot A（14）, upper friction plate（1）With connect lead rod（8-1）Between there are empty slot B（15）, upper friction plate（1）With limiting plate
（4）Between there are empty slot C（16）；The limiting plate（4）Positioned at lower friction plate（2）Lower part, limiting plate（4）It is welded in outer framework
Plate（9）Inside；The limiting plate（4）Lower part is CFRP plates（5）；CFRP plates（5）Hydraulic bjuffer is arranged in lower part（3）, hydraulic pressure is slow
Rush device（3）Including hydraulic bjuffer top cap（3-1）With hydraulic bjuffer pedestal（3-2）, hydraulic bjuffer top cap（3-1）Top surface with
CFRP plates（5）Bottom surface flushes, hydraulic bjuffer（3）Lower part is bottom plate（13）, bottom plate（13）With connection hole（11）, under
End plate carries and hydraulic bjuffer pedestal（3-2）The consistent positioning hole of size（13-1）；The outline border frame plate（9）Top is arranged
Upper connection lead rod（8-1）, upper connection lead rod（8-1）With lower connection lead rod（8-2）Between wind SMA（7）, upper connection lead rod
（8-1）, lower connection lead rod（8-2）With SMA（7）Between formed Z-shaped structure.
2. a kind of compound self-resetting hydraulic damper according to claim 1, it is characterised in that：The limiting plate（4）With
CFRP plates（5）Between using hot melt adhesive bond, CFRP plates（5）Thickness is 50mm ~ 80mm.
3. a kind of compound self-resetting hydraulic damper according to claim 1, it is characterised in that：The empty slot A（14）, it is empty
Slot B（15）, empty slot C（16）Along upper friction plate（1）The equivalent width of glide direction, width are upper connection lead rod（8-1）With under
Connect lead rod（8-2）Between spacing one third to half.
4. a kind of compound self-resetting hydraulic damper according to claim 1, it is characterised in that：The upper connection lead rod
（8-1）Tensile strength is used to be made of the steel alloy of 400MPa, upper connection lead rod（8-1）Length be empty slot B（15）Width
Half.
5. a kind of compound self-resetting hydraulic damper according to claim 1, it is characterised in that：The lower connection lead rod
（8-2）It is not less than the steel alloy of 400MPa, lower connection lead rod using tensile strength（8-2）Length be empty slot B（15）Width
Half.
6. a kind of compound self-resetting hydraulic damper according to claim 1, it is characterised in that：The friction material（6）
For portland cement or powdered-metal friction material, friction coefficient is not less than 0.35, friction material（6）Smear or sintering length with
Lower friction plate（2）Length is consistent.
7. a kind of compound self-resetting hydraulic damper according to claim 1, it is characterised in that：The upper friction plate（1）,
Lower friction plate（2）It is made of 35CrMoA structural alloy steels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810881016.6A CN108756413A (en) | 2018-08-04 | 2018-08-04 | A kind of compound self-resetting hydraulic damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810881016.6A CN108756413A (en) | 2018-08-04 | 2018-08-04 | A kind of compound self-resetting hydraulic damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108756413A true CN108756413A (en) | 2018-11-06 |
Family
ID=63968946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810881016.6A Withdrawn CN108756413A (en) | 2018-08-04 | 2018-08-04 | A kind of compound self-resetting hydraulic damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108756413A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281418A (en) * | 2018-11-14 | 2019-01-29 | 辽宁工业大学 | A kind of compound multistage re-centring damper |
-
2018
- 2018-08-04 CN CN201810881016.6A patent/CN108756413A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281418A (en) * | 2018-11-14 | 2019-01-29 | 辽宁工业大学 | A kind of compound multistage re-centring damper |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181106 |
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| WW01 | Invention patent application withdrawn after publication |