CN107558787B - A kind of limit energy-dissipation structure and its construction method - Google Patents
A kind of limit energy-dissipation structure and its construction method Download PDFInfo
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- CN107558787B CN107558787B CN201710987781.1A CN201710987781A CN107558787B CN 107558787 B CN107558787 B CN 107558787B CN 201710987781 A CN201710987781 A CN 201710987781A CN 107558787 B CN107558787 B CN 107558787B
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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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
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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
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- Business, Economics & Management (AREA)
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Abstract
The invention discloses a kind of limit energy-dissipation structure and its construction methods, the limit energy-consuming device for limiting energy-dissipation structure includes roller and drive chain, the roller includes inner barrel and outer barrel, multiple uniformly distributed energy consumption pieces in the ring cavity of inner barrel and outer barrel are provided between inner barrel and outer barrel, the outer cylinder is fixed on crossbeam by the first junction steel plate, two pieces of limit plates are welded on the outer wall of outer cylinder, two pieces of limit plates are respectively opened up there are two limit hole, and the inner cylinder is fixed on column by the second junction steel plate；The drive chain includes three section of first chain and two section of second chain, and limit hole is the hole that the first chain cannot can be passed through by the second chain；The present invention limits the construction method of energy-dissipation structure, adjusts ruler using limit and installs drive chain.The present invention can increase the stability of structure, improve the non-deformability of structure, reduce earthquake to structural damage, construction method of the present invention accurately controls column and crossbeam under natural conditions, the installation site of drive chain.
Description
Technical field
The present invention relates to Shock-proof for building technical field, in particular to a kind of limit energy-dissipation structure and its construction method.
Background technique
China is the country of earthquake more than one, adds the activity of the mankind especially in recent years, so that China's earthquake occurred
More frequently.Therefore, structural damage is also more serious in earthquake.The generation of earthquake, people are unable to control, so how
Reducing destruction of the structure in earthquake is just particularly important.The energy generated in seismic process is not primary all release
, have one outside release for connecing one.Therefore, earthquake is the company between lasting, common structure to structural damage
The energy that one earthquake is discharged may can only be resisted by connecing, the complementary energy of unbearable residence shake.So improve structure it
Between connection type, can continue to resist the energy that is discharged of earthquake is particularly important.
Summary of the invention
The technical problem to be solved by the present invention is the present invention provides a kind of limit energy-dissipation structure that anti-seismic performance is good, this hair
It is bright that a kind of construction method of above-mentioned limit energy-dissipation structure is also provided.
In order to solve the above-mentioned technical problem, limit energy-dissipation structure of the invention includes column and crossbeam, in column and crossbeam
Angle be provided with limit energy-consuming device, which includes roller and drive chain, and the position of roller is higher than on column
It installs and is equipped with fixed pulley, fixing axle is fixed on crossbeam, fixing axle and column point are in the two sides of roller, are cased with torsion in fixing axle
Spring；Roller includes inner barrel and outer barrel, and multiple uniformly distributed energy consumptions in the ring cavity of inner barrel and outer barrel are provided between inner barrel and outer barrel
Piece, the one end for the piece that consumes energy and the outer wall of inner cylinder weld, and the inner wall of the other end and outer cylinder welds, and the centre for the piece that consumes energy is narrower than both ends；
Outer cylinder is fixed on crossbeam by the first junction steel plate, and two pieces of limit plates, two pieces of limit plate angles are welded on the outer wall of outer cylinder
It is 90 degree, far from the side of column, another piece of limit plate is welded on outer cylinder vertically outside for one of limit plate level welding
Far from the side of crossbeam, two pieces of limit plates are respectively opened up there are two limit hole cylinder, the axis of limit hole perpendicular to outer cylinder axis,
The arrangement in the radial direction of two limit holes on every piece of limit plate in outer cylinder；Inner cylinder is fixed on column by the second junction steel plate
On；Drive chain includes three section of first chain and two section of second chain, and three section of first chain and two section of second chain connect into one
Line segment chain, separately, separately, limit hole is that the first chain cannot be by the to all second chains to the first all chains
The hole that two chains can pass through；The endpoint of the first chain of first segment is welded on crossbeam, and the second chain of first segment passes through two pieces of limits
Far from the limit hole of roller on plate, the first chain of second segment is hung on fixed pulley, and the second chain of second segment passes through two pieces of limit plates
The upper limit hole close to roller, the both ends of torsional spring are fixedly connected with the end of the first chain of fixing axle and third section respectively, when vertical
Column and crossbeam in the raw when, drive chain is in the state that extends completely, and torsional spring is in the raw.
In order to protect roller, far from solid on the first chain of one end and second segment far from fixing axle on the first chain of third section
One end of dead axle is equidistant with nearest limit plate, afore-mentioned distance 2-5mm.By between setting drive chain and limit plate
Distance makes roller just starting energy consumption, hair that roller energy consumption can be protected to act on as far as possible when certain deformation occurs for beam and column
It waves.
For the ease of the installation of inner cylinder, offer rotation slot on outer cylinder, when column and crossbeam in the raw when, second
Junction steel plate is located at the centre of rotation slot, when outer cylinder is rotated relative to inner cylinder, has the activity of the second junction steel plate empty in rotation slot
Between.
In order to facilitate the rotation of outer cylinder, the first junction steel plate and the second junction steel plate use mild steel.
For the ease of safeguarding the limit energy-consuming device, it is covered with fixed case on the outside of fixed pulley, fixed case passes through pre-embedded bolt
It is fixed on column；Active box is covered on the outside of fixing axle, active box is fixed on crossbeam by pre-embedded bolt.
In order to reduce the friction between drive chain and outer drum outer wall, cunning is welded between two pieces of limit plates outer cylinder is upper
Dynamic limit guide rail, two section of second chain are slidably connected with sliding limit guide rail.
The present invention limits the construction method of energy-dissipation structure, includes the following steps:
(1) install roller, by be welded with two pieces of limit plates, the first junction steel plate, the second junction steel plate roller be welded on
The angle of crossbeam and column, fixed pulley and fixed case are mounted on column, and fixing axle and active box are mounted on crossbeam；
(2) ruler being adjusted using limit, drive chain, the first chain of initial length and third section of the first chain of first segment are installed
Initial length it is longer than actually required length, other chains are setting length, and it includes fixture and adjustable plate that limit, which adjusts ruler,
Fixture is c-type, and fixture includes two piece of first transverse slat and side plate, and two piece of first transverse slat is parallel, side plate both ends respectively with two pieces the
One transverse slat connects, and offers bolt hole on one of first transverse slat and side plate respectively, and adjustable plate is L-type plate, and adjustable plate includes
Riser and the second transverse slat offer strip hole on riser, offer U-shaped regulating tank on the second transverse slat, and the U-shaped regulating tank is the
The slot that one chain cannot can be passed through by the second chain, the bolt hole of strip hole and side plate on riser are connected by adjusting bolt
It connects, adjusts the pilot pin for being provided on bolt and adjusting bolt rotation connection, the riser of adjustable plate is equipped with scale；By the second chain
Item is each passed through two limit holes on sliding limit guide rail and two pieces of limit plates, and the first chain of second segment is hung over fixed pulley
On, by torsion spring set in fixing axle, one end of torsional spring is welded in fixing axle；Fixture is inserted into the limit plate parallel with crossbeam
On, limit plate is located between two piece of first transverse slat, takes clamping screw, and the bolt hole that clamping screw screws on the first transverse slat is made to press from both sides
Tool is fixed on the limit plate parallel with crossbeam, and unscrewing adjusting bolt is in active state riser, adjusting pilot pin to level,
The position for adjusting riser makes the distance for reaching setting at a distance from the second transverse slat bottom surface to the bottom surface of the limit plate parallel with crossbeam, twists
It is tight to adjust bolt, the second chain below the limit plate parallel with crossbeam is shifted onto U-shaped regulating tank, the first chain of first segment is pulled
The head end of item, until the first chain top of third section is on U-shaped regulating tank, until drive chain not stretchy, by the first chain of third section
The other end of item one end and torsional spring far from the second chain welds, and the first chain of third section is made to be in complete elongation state, torsional spring
In the raw, one end by the first chain of first segment far from the second chain and beam welding are in drive chain and stretch completely
Long status cuts the first chain of third section and the extra part of the first chain of first segment, loosens the clamping screw on the first transverse slat,
Limit is adjusted ruler to remove from limit plate.
The beneficial effects of the present invention are: the present invention, which limits energy-dissipation structure, not only can be very good what consumption earthquake once discharged
Energy, moreover it is possible to which the complementary energy of constant absorption earthquake reduces destruction of the earthquake to crossbeam and column, increases the steady of crossbeam and pillar construction
It is qualitative, improve the non-deformability of crossbeam and column；The present invention installs drive chain using specially designed limit adjusting ruler, can
Distance of the second chain endpoint of accurate control to limit plate；The configuration of the present invention is simple, easy for construction, cost performance is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the limit energy-dissipation structure of the embodiment of the present invention one；
Fig. 2 is the enlarged diagram of the roller of the embodiment of the present invention one；
Fig. 3 is the structure enlargement diagram of the sliding turn trough of the embodiment of the present invention one；
Fig. 4 is the structure enlargement diagram at the torsional spring both ends of the embodiment of the present invention one
Fig. 5 is that the limit of the embodiment of the present invention one adjusts the positive structure diagram of ruler；
Fig. 6 is the structure enlargement diagram of riser on the limit adjustable plate of the embodiment of the present invention one；
Fig. 7 is the structure enlargement diagram of the second transverse slat on the limit adjustable plate of the embodiment of the present invention one；
Fig. 8 is the enlarged diagram of roller in the embodiment of the present invention two；
1- column；2- crossbeam；3- roller；4- drive chain；The second junction steel plate of 7-；The first junction steel plate of 8-；9- energy consumption piece；
10- outer cylinder；11- inner cylinder；12- limit plate；13- slides limit guide rail；14- fixed pulley；15- fixed case；16- fixing axle；17- is living
Dynamic case；18- limit hole；19- rotation slot；20- torsional spring；21- fixture；22- adjustable plate；The first transverse slat of 23-；24- side plate；25-
Two transverse slats；26- riser；27- strip hole；28- scale；29- pilot pin；30-U type adjustment hole.
Specific embodiment
Embodiment one
As shown in Figure 1, a kind of limit energy-dissipation structure, including column 1 and crossbeam 2, it is set in the angle of column 1 and crossbeam 2
It is equipped with limit energy-consuming device, which includes roller 3 and drive chain 4, and the position that roller is higher than on column 1 is provided with
Fixed pulley 14, the outside of fixed pulley 14 are covered with fixed case 15, and fixed case 15 is fixed on column 1 by pre-embedded bolt；On crossbeam 2
It is fixed with fixing axle 16, fixing axle 16 and column 1 divide the two sides for being in roller, and torsional spring 20, the fixation are cased in fixing axle 16
The outside of axis 16 is covered with active box 17, and active box 17 is fixed on crossbeam 2 by pre-embedded bolt.
Roller includes inner cylinder 11 and outer cylinder 10, and multiple ring cavities in inner barrel and outer barrel are provided between inner cylinder 11 and outer cylinder 10
The outer wall of interior uniformly distributed energy consumption piece 9, energy consumption 9 one end of piece and inner cylinder 11 welds, and the inner wall of the other end and outer cylinder 10 welds, and consume energy piece
9 centre is narrower than both ends；Outer cylinder 10 is fixed on crossbeam 2 by the first junction steel plate 8, and two pieces are welded on the outer wall of outer cylinder 10
Limit plate 12, the angle of two pieces of limit plates 12 are 90 degree, the horizontal welding of one of limit plate 12 outside cylinder 10 far from column 1
On side, another piece of limit plate 12 is welded on vertically on side of the outer cylinder 10 far from crossbeam 2, and two pieces of limit plates 12 respectively offer two
A limit hole 18, the axis of limit hole 18 are each perpendicular to the axis of outer cylinder 10, and two limit holes 18 on every piece of limit plate 12 exist
The arrangement in the radial direction of outer cylinder 10 is located on outer cylinder 10 between two pieces of limit plates 12 and is welded with sliding limit guide rail 13, and two sections
Second chain is slidably connected with sliding limit guide rail 13, as shown in Figure 2；Inner cylinder 11 is fixed on vertical by the second junction steel plate 7
On column 1；First junction steel plate and the second junction steel plate are made of mild steel；As shown in figure 3, offering rotation slot on outer cylinder 10
19, when column 1 and crossbeam 2 in the raw when, the second junction steel plate 7 is located at the centre of rotation slot 19, when inner cylinder 11 and outer
When cylinder 10 rotates, there is the movable space of the second junction steel plate 7 in rotation slot 19.
As shown in Figure 1, drive chain 4 includes three section of first chain and two section of second chain, three section of first chain and two sections the
Two chains connect into a line segment chain, and separately, separately, limit hole 18 is the to all second chains to the first all chains
The hole that one chain cannot can be passed through by the second chain；The endpoint of the first chain of first segment is welded on crossbeam 2, first segment
Two chains pass through the limit hole 18 on two pieces of limit plates 12 far from roller, and the first chain of second segment is hung on fixed pulley 14, and second
The second chain of section passes through the limit hole 18 on two pieces of limit plates 12 close to roller；As shown in figure 4, the both ends of torsional spring 20 are respectively and solid
Dead axle 16 is fixedly connected with the end of the first chain of third section, when column 1 and crossbeam 2 in the raw when, drive chain 4 is in
The state extended completely, torsional spring 20 is in the raw.
The one of separate fixing axle 16 on the first chain of one end and second segment on the first chain of third section far from fixing axle 16
End is equidistant with nearest limit plate 12, afore-mentioned distance 2-5mm.
Column and crossbeam refer in the raw: the state of column 1 and crossbeam 2 when recurring structure does not deform.
Drive chain is in complete elongation state and refers to: drive chain 4 is in unflagging tensional state.
Torsional spring refers in the raw: the both ends of torsional spring 20 are not by pulling force effect.
For the clearer use for understanding the limit energy-dissipation structure, the present invention provides the construction party of the limit energy-dissipation structure
Method is mainly particular in that and adjusts ruler using limit to determine the actually required length of drive chain 4 and determine column 1 and crossbeam
2 in the raw when the first chain and the second chain distance of the connecting pin apart from limit plate 12, specifically comprise the following steps:
(1) roller is installed, the roller weldering of two pieces of limit plates 12, the first junction steel plate 8, the second junction steel plate 7 will be welded with
It connects in the angle of crossbeam 2 and column 1, fixed pulley 14 and fixed case 15 is mounted on column 1, by fixing axle 16 and active box
17 are mounted on crossbeam 2；
(2) ruler being adjusted using limit and drive chain 4 being installed, the initial length of drive chain 4 is longer than actually required length, other
Chain is setting length；As shown in figure 5, it includes fixture 21 and adjustable plate 22 that limit, which adjusts ruler, fixture 21 is c-type, and fixture includes
Two piece of first transverse slat 23 and side plate 24, two piece of first transverse slat 23 is parallel, divides on one of first transverse cross plate 23 and side plate 24
Bolt hole is not offered；Adjustable plate 22 is L-type plate, and adjustable plate includes riser 26 and the second transverse slat 25, as shown in fig. 6, riser 26
On offer strip hole 27, as shown in fig. 7, offer U-shaped regulating tank 30 on the second transverse slat 25, the U-shaped regulating tank 30 is the
The slot that one chain cannot can be passed through by the second chain, riser 26 are bolted with side plate 24 by adjusting, and are adjusted bolt and are worn
The bolt hole on strip hole 27 and side plate 24 on riser 26 is crossed, is adjusted and is provided on bolt and adjusts determining for bolt rotation connection
The riser 26 of position needle 29, adjustable plate 22 is equipped with scale 28；Second chain is each passed through sliding limit guide rail 13 and two pieces of limits
Two limit holes 18 on the plate 12 of position, the first chain of second segment is hung on fixed pulley 14, by 20 sets of torsional spring in fixing axle 16,
20 one end of torsional spring is welded in fixing axle 16；Fixture is inserted into 12 on the limit plate parallel with crossbeam, limit plate position 12 is in two
Between the first transverse slat of block 23, clamping screw is taken, clamping screw is screwed in the bolt hole on the first transverse slat 23, fixture is fixed on
On the limit plate 12 parallel with crossbeam, unscrewing adjusting bolt is in active state riser 26, adjusts pilot pin 29 to level, moves
Dynamic riser 26 makes the distance for reaching setting at a distance from 25 bottom surface of the second transverse slat to the bottom surface of the limit plate 12 parallel with crossbeam, tightens
Bolt is adjusted, the second chain of limit plate 12 lower section parallel with crossbeam is shifted onto U-shaped regulating tank 30, first segment first is pulled
The head end of chain, until the first chain top of third section is in the bottom surface of U-shaped regulating tank 30, until drive chain 4 not stretchy, by third
The other end of the first chain of section one end and torsional spring 20 far from the second chain welds, and the first chain of third section is made to be in elongation completely
State, torsional spring 20 in the raw, weld with crossbeam 2 by one end by the first chain of first segment far from the second chain, makes to drive
Chain 4 is in complete elongation state, this complete elongation state does not include extra drive chain 4, cuts the first chain of first segment and the
Three section of first chain redundance loosens the clamping screw on the first transverse slat 23, and limit is adjusted ruler from the limit parallel with crossbeam
It is removed on the plate 12 of position.
Embodiment two
As shown in figure 8, the present embodiment is what is different from the first embodiment is that be welded with two pieces of limits on the outer wall of the outer cylinder 10
Plate 12, the angle of two pieces of limit plates 12 are 90 degree, and one of limit plate 12 is horizontal to weld side of the cylinder 10 far from column 1 outside
On, another piece of limit plate 12 is welded on vertically on side of the outer cylinder 10 far from crossbeam 2, two pieces of limit plates 12 respectively open up there are two limit
Position hole 18, two limit holes 18 are arranged in the axis direction of outer cylinder 10, and the axis of limit hole 18 is parallel to the axis of outer cylinder 10, and two
The second chain of section is each passed through a limit hole of two pieces of limit plates 12.
Sliding limit guide rail 13 in previous embodiment can be the retainer that multilayer is provided with ball or roller, retainer
It is fixed on outer cylinder 10, the second chain is passed through from the centre of two layers of ball or roller.
The working principle of present invention limit energy-dissipation structure: the present invention limits energy-consuming device and is arranged in 2 two sides of column 1 and crossbeam
Angle.Earthquake occurs, and when the angle between column 1 and crossbeam 2 becomes larger, torsional spring 20 is stretched, and drive chain 4 is elongated, fixed sliding
Wheel 14 promotes drive chain 4 to rotate, and the first chain of drive chain 4 and the connecting pin of the second chain reach constantly close to limit plate 12
When limit plate 12, since the first chain cannot just be held limit plate 12, be driven by limit plate 12 by limit hole 18, drive chain 4
Dynamic outer cylinder 10 rotates, and since inner cylinder 11 is fixed on column 1 by the second junction steel plate 7, occurs between outer cylinder 10 and inner cylinder 11
It relatively rotating, the energy consumption piece 9 between outer cylinder 10 and inner cylinder 11 is broken, therefore the piece 9 that consumes energy absorbs the energy of consumption earthquake release, when
When 10 rotation amplitude of outer cylinder is larger, the first junction steel plate 8 and the second junction steel plate 7 deform, or even fracture, further absorb
Consume the energy of earthquake release.After earthquake, damaged limit energy-consuming device can be dismantled in junction, and new limit is installed
Position energy-consuming device.
Claims (7)
1. a kind of limit energy-dissipation structure, including column and crossbeam are provided with limit energy-consuming device in the angle of column and crossbeam,
It is characterized by: the limit energy-consuming device includes roller and drive chain, the position that roller is higher than on column, which is provided with, determines cunning
It takes turns, fixing axle is fixed on crossbeam, fixing axle and column point are in the two sides of roller, are cased with torsional spring, the roller in fixing axle
Including inner barrel and outer barrel, multiple uniformly distributed energy consumption pieces in the ring cavity of inner barrel and outer barrel are provided between inner barrel and outer barrel, it is described
The outer wall of energy consumption piece one end and inner cylinder welds, and the inner wall of the other end and outer cylinder welds, and the centre for the piece that consumes energy is narrower than both ends；It is described outer
Cylinder is fixed on crossbeam by the first junction steel plate, two pieces of limit plates is welded on the outer wall of outer cylinder, two pieces of limit plate angles are
90 degree, far from the side of column, another piece of limit plate is welded on separate cylinder vertically outside for one of limit plate level welding
On the outer cylinder of crossbeam side, two pieces of limit plates are respectively opened up there are two limit hole, and the axis of limit hole is each perpendicular to the axis of outer cylinder,
In the arrangement in the radial direction of outer cylinder, the inner cylinder is fixed on by the second junction steel plate for two limit holes on every piece of limit plate
On column；The drive chain includes three section of first chain and two section of second chain, and three section of first chain and two section of second chain connect
It is connected into a line segment chain, separately, separately, limit hole is that the first chain cannot to all second chains to the first all chains
The hole that can be passed through by the second chain；The endpoint of the first chain of first segment is welded on crossbeam, and the second chain of first segment passes through
Far from the limit hole of roller on two pieces of limit plates, the first chain of second segment is hung on fixed pulley, and the second chain of second segment passes through two
Close to the limit hole of roller on block limit plate, the both ends of torsional spring are fixed with the end of the first chain of fixing axle and third section respectively to be connected
Connect, when column and crossbeam in the raw when, drive chain is in the state extended completely, and torsional spring is in the raw.
2. limit energy-dissipation structure according to claim 1, it is characterised in that: far from solid on first chain of third section
Far from one end of fixing axle and being equidistant for nearest limit plate, afore-mentioned distance on the first chain of one end and second segment of dead axle
For 2-5mm.
3. limit energy-dissipation structure according to claim 2, it is characterised in that: rotation slot is offered on the outer cylinder, when
Column and crossbeam in the raw when, the second junction steel plate is located at the centre of rotation slot, when inner barrel and outer barrel relatively rotate when,
There is the movable space of the second junction steel plate in rotation slot.
4. limit energy-dissipation structure according to claim 3, it is characterised in that: first junction steel plate and the second connection
Steel plate uses mild steel.
5. limit energy-dissipation structure according to claim 4, it is characterised in that: it is covered with fixed case on the outside of the fixed pulley,
Fixed case is fixed on column by pre-embedded bolt；Active box is covered on the outside of the fixing axle, active box passes through pre-embedded bolt
It is fixed on crossbeam.
6. limit energy-dissipation structure described in any one of -5 according to claim 1, it is characterised in that: the outer cylinder upper two
Welding sliding limit guide rail between block limit plate, two section of second chain are slidably connected with sliding limit guide rail.
7. a kind of construction method of limit energy-dissipation structure as claimed in claim 6, characterized by the following steps:
(1) install roller, by be welded with two pieces of limit plates, the first junction steel plate, the second junction steel plate roller be welded on crossbeam
With the angle of column, fixed pulley and fixed case are mounted on column, fixing axle and active box are mounted on crossbeam；
(2) using limit adjust ruler install drive chain, the first chain of initial length and third section of the first chain of first segment just
Beginning length is longer than actually required length, and other chains are setting length, and it includes fixture and adjustable plate, fixture that limit, which adjusts ruler,
For c-type, fixture includes two piece of first transverse slat and side plate, and two piece of first transverse slat is parallel, and side plate both ends are horizontal with two piece first respectively
Plate connects, and offers bolt hole on one of first transverse cross plate and side plate respectively, and adjustable plate is L-type plate, and adjustable plate includes perpendicular
Plate and the second transverse slat offer strip hole on riser, and U-shaped regulating tank is offered on the second transverse slat, and the U-shaped regulating tank is first
The slot that chain cannot can be passed through by the second chain, the bolt hole of strip hole and side plate on riser are connected by adjusting bolt
It connects, adjusts the pilot pin for being provided on bolt and adjusting bolt rotation connection, the riser of adjustable plate is equipped with scale；By the second chain
Item is each passed through two limit holes on sliding limit guide rail and two pieces of limit plates, and the first chain of second segment is hung over fixed pulley
On, by torsion spring set in fixing axle, one end of torsional spring is welded in fixing axle；Fixture is inserted into the limit plate parallel with crossbeam
On, limit plate is located between two piece of first transverse slat, takes clamping screw, and the bolt hole that clamping screw screws on the first transverse slat is made to press from both sides
Tool is fixed on the limit plate parallel with crossbeam, and unscrewing adjusting bolt is in active state riser, adjusting pilot pin to level,
The position for adjusting riser makes the distance for reaching setting at a distance from the second transverse slat bottom surface to the bottom surface of the limit plate parallel with crossbeam, twists
It is tight to adjust bolt, the second chain below the limit plate parallel with crossbeam is shifted onto U-shaped regulating tank, the first chain of first segment is pulled
The head end of item, until the first chain top of third section is on U-shaped regulating tank, until drive chain not stretchy, by the first chain of third section
The other end of item one end and torsional spring far from the second chain welds, and the first chain of third section is made to be in complete elongation state, torsional spring
In the raw, one end by the first chain of first segment far from the second chain and beam welding are in drive chain and stretch completely
Long status cuts the first chain of first segment and third section the first chain redundance, loosens the clamping screw on the first transverse slat, will
Limit adjusts ruler and removes from limit plate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710987781.1A CN107558787B (en) | 2017-10-21 | 2017-10-21 | A kind of limit energy-dissipation structure and its construction method |
| CN201910448456.7A CN110145045B (en) | 2017-10-21 | 2017-10-21 | Limiting energy dissipation structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710987781.1A CN107558787B (en) | 2017-10-21 | 2017-10-21 | A kind of limit energy-dissipation structure and its construction method |
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| CN114150781B (en) * | 2021-11-08 | 2023-08-11 | 清华大学 | Rotary damper and energy-consumption hinge joint adopting same |
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| US20030099413A1 (en) * | 2001-11-26 | 2003-05-29 | Lee George C. | Seismic isolation bearing |
| TR200804397T2 (en) * | 2005-12-21 | 2008-07-21 | Oiles Corporation | Negative resistance device and seismic insulation structure with this device. |
| KR100734219B1 (en) * | 2006-11-23 | 2007-07-02 | 재 술 나 | Protection guard for impact absorption for use in post structure |
| CN201198610Y (en) * | 2008-04-03 | 2009-02-25 | 新康卓科技股份有限公司 | Energy dissipator of buildings |
| JP6325854B2 (en) * | 2014-03-18 | 2018-05-16 | 文化シヤッター株式会社 | Switchgear |
| CN103924680B (en) * | 2014-04-14 | 2016-08-17 | 北京工业大学 | Prestressing without bondn is connected precast concrete beam square steel tube concrete column combination node with regular reinforcement |
| CN103981951B (en) * | 2014-05-30 | 2016-05-25 | 刘浩琳 | Combined type ball shock isolating pedestal |
| CN203977612U (en) * | 2014-06-24 | 2014-12-03 | 上海大学 | A kind of On A Retrofitted Damper |
| CN203947614U (en) * | 2014-06-30 | 2014-11-19 | 四川蓝天网架钢结构工程有限公司 | A kind of Aseismic Steel Structures beam column |
| KR101661758B1 (en) * | 2015-01-12 | 2016-09-30 | 인천대학교 산학협력단 | Energy dissipation damper of original form restoration |
| CN105735509B (en) * | 2016-03-18 | 2018-06-26 | 武汉理工大学 | Antitorque cylinder is damped for the viscous fluid in building structure |
| CN205857376U (en) * | 2016-06-27 | 2017-01-04 | 华东建筑设计研究院有限公司 | A kind of novel joint attachment means being applicable to prefabricated concrete structure |
| CN106245971B (en) * | 2016-09-23 | 2018-11-02 | 上海堃熠工程减震科技有限公司 | A kind of cartridge type friction damper and its loading method |
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| Publication number | Publication date |
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| CN110145045A (en) | 2019-08-20 |
| CN107558787A (en) | 2018-01-09 |
| CN110145045B (en) | 2020-08-28 |
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