CN107401227A - A kind of device and its installation method for being used to place tuned mass damper - Google Patents
A kind of device and its installation method for being used to place tuned mass damper Download PDFInfo
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- CN107401227A CN107401227A CN201710819362.7A CN201710819362A CN107401227A CN 107401227 A CN107401227 A CN 107401227A CN 201710819362 A CN201710819362 A CN 201710819362A CN 107401227 A CN107401227 A CN 107401227A
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- stirrup
- plate
- mass damper
- tuned mass
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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
- E04H9/0215—Bearing, supporting or connecting constructions specially adapted for such buildings involving active or passive dynamic mass damping systems
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- Environmental & Geological Engineering (AREA)
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention relates to a kind of device and its installation method for being used to place tuned mass damper, belong to the technical field of large scale equipment energy-eliminating shock-absorbing, the device is made up of several stirrups, and each stirrup includes stirrup plate, upper floor, bearing diagonal, horizontal support, girder steel, lower floor and connecting plate；The girder steel includes welding I beam and section steel beam, and the top of each stirrup plate is welded to connect with floor, bearing diagonal and horizontal support respectively, and the bottom of stirrup plate is welded to connect with girder steel and lower floor respectively；Connected between each stirrup.The device for being used to place tuned mass damper and its installation method of the present invention can realize that vibration absorber is disposably installed in place, without welding of getting angry.The complexity of construction in layer is avoided, saves the resources such as human and material resources, improves efficiency of construction, it is cost-effective.
Description
Technical field
It is used for the device and its installation method for placing tuned mass damper (hereinafter referred to as TMD) the present invention relates to one kind,
Suitable for the towering equipment such as the Metal material on petrochemical enterprise production line, the technology for belonging to large scale equipment energy-eliminating shock-absorbing is led
Domain.
Background technology
The towering equipment such as the Metal material on petrochemical enterprise production line, the reaction of its materials inside, which often causes, to be set
Standby itself and its supporting structure, the horizontal vibration of pipeline.Violent vibration can influence structure safety and operating personnel's body and mind is good for
Health, the vibration of equipment can also cause acutely rocking for pipeline, cause flange to loosen, oil gas leakage, so as to trigger fire, blast etc.
Production accident, consequence are hardly imaginable.
Vibration control for towering equipment, many enforceable oscillation damping methods are summarized both at home and abroad.The main think of of vibration damping
Road is the intrinsic frequency for reaching increase structure by using various measures, increases the damping of structure, or influence structure periphery toll bar
The formation of vortex street, so as to reach the purpose for avoiding structure from induced vibration occur.Current oscillation damping method be divided into prevention type method and
Remedy two kinds of type method：The related measure that prevention type method is taken primarily directed to the towering equipment at the beginning of design, as increase is set
Standby wall thickness, change equipment and materials etc.；Remedy type method and be applied to existing towering equipment energy-eliminating shock-absorbing, as supporting methods, framework method,
Annex method is installed, Rigid Mass damper etc. is set.For the vibration problem of existing towering equipment, vibration should be analyzed first and is produced
The reason for, targetedly energy-eliminating shock-absorbing measure is taken it in conjunction with actual conditions.
Energy-eliminating shock-absorbing problem for towering equipment in itself at present, the general method using setting tuned mass damper,
Tuned mass damper (TMD) is mainly the higher level position for being placed in building, is the running of pendulum form；Tuning quality damps
Device is an about hundreds of tons heavy concrete blocks, and four sides are connected with spring, is passed when there is external force in building, the swing of building
Energy can be passed to tuned mass damper, make tuned mass damper while swing, by the tuned mass damper of calculating
Opposite swing can be produced, this opposite swing is just different from the swing of building, so the swing of building in itself can be made
Reduce；Usually at equipment or structure different height, set up several masses, with this change integrally-built natural vibration period and
Damping.
But the towering equipment such as existing Metal material for being supported with multilayer steel frame, it is different in equipment or structure
Several tuned mass dampers (TMD) are set up in position, and construction is complicated, poor operability, and every layer of tuned mass damper
(TMD) determine to need to consider that operating mode species is various, operating efficiency is low.
Therefore a kind of device and its installation simple to operate, efficient for being used to place tuned mass damper (TMD) is developed
Method, for saving the resources such as human and material resources, efficiency of construction is improved, control construction cost is very important.
The content of the invention
An object of the present invention is contour to existing Metal material using the method for setting tuned mass damper
When alarmming equipment progress energy-eliminating shock-absorbing, there is provided a kind of device for being used to place tuned mass damper (TMD) of simple and efficient, realize
Vibration absorber is disposably installed in place, and without welding of getting angry, is avoided the complexity of construction in layer, is saved the resources such as human and material resources,
Efficiency of construction is improved, it is cost-effective.
To achieve the above object, the present invention uses following technical scheme：
It is a kind of to be used to place the device of tuned mass damper, be made up of several stirrups, each stirrup include stirrup plate,
Upper floor, bearing diagonal, horizontal support, girder steel, lower floor and connecting plate；The girder steel includes welding I beam and section steel beam, often
The top of individual stirrup plate is welded to connect with floor, bearing diagonal and horizontal support respectively, the bottom of stirrup plate respectively with girder steel and under
Floor is welded to connect；Connected between each stirrup.
Preferably, what is connected between each stirrup is specifically connected as：The upper floor docking of stirrup end position, bolt
Hole connects after aligned by high-strength bolt, and the welding I beam of stirrup end position passes through connecting plate bolt connection.
Preferably, the stirrup is divided into eight pieces, and the angle of the stirrup plate in each stirrup is 45 °, and yield strength must not be low
Gap is 20mm between 345MPa, stirrup plate.
Preferably, the shape of the upper floor is curvilinear, the quartile position being distributed at the top of stirrup plate, upper floor with
Stirrup plate weld is connected, and upper floor is welded to connect with bearing diagonal and horizontal support, has spiral shell on the upper floor of stirrup plate end
Keyhole, number of bolt hole is 5, for the connection between stirrup.
Preferably, the bearing diagonal and horizontal support be at the quartile in the middle part of every piece of stirrup, there is 2 respectively, described
One end of bearing diagonal and horizontal support is weldingly connected with upper floor, and the other end is connected with stirrup plate weld.
Preferably, the welding I beam and section steel beam are located at the bottom of stirrup plate, are connected with stirrup plate weld, Mei Gegang
The quantity for binding round bottom section steel beam is 7, is uniformly distributed, and its one end is weldingly connected with lower floor, and the other end welds with welding I beam
Connect connected.
Preferably, described lower floor is 3 pieces, positioned at the bottom of section steel beam and both sides, with the section steel beam limb back of the body and stirrup plate
It is weldingly connected.
Preferably, there is stay bolt hole on the connecting plate, unilateral number of aperture is 4.
Preferably, the connecting plate is used for the end connection of welding I beam on stirrup.
Another object of the present invention is to the method using setting tuned mass damper is contour to existing Metal material
When alarmming equipment progress energy-eliminating shock-absorbing, there is provided a kind of peace for being used to place the device of tuned mass damper (TMD) of simple and efficient
Dress method, realize that vibration absorber is disposably installed in place, without welding of getting angry, avoid the complexity of construction in layer, save manpower,
The resources such as material resources, efficiency of construction is improved, it is cost-effective.
To achieve the above object, the present invention uses following technical scheme：
A kind of installation method for being used to place the device of tuned mass damper, comprises the following steps：
(1), stirrup plate is pre-formed
According to the specific size of Metal material tower top, corresponding stirrup plate is pre-formed, the stirrup plate of shaping is close to
In the surface of tower body；
(2), upper floor is connected with stirrup plate
Upper floor is pre-formed, and the surface of upper floor is uniformly arranged bolt hole, and shape is curvilinear, with coke column overhead
Curve is similar, then is attached by welding manner and stirrup plate, and link position is located at the quartile of stirrup；
(3), bracing members and stirrup plate connect
The bracing members of shaping are connected with stirrup plate using welding manner, the bracing members include bearing diagonal and horizontal branch
Support, the bearing diagonal and horizontal support in every piece of stirrup are respectively 2, are distributed at the quartile in the middle part of stirrup；
(4), girder steel and stirrup plate connect
Welding I beam and section steel beam are connected by welding manner with stirrup plate, welding I beam is distributed in stirrup plate bottom
Portion is encorbelmented the edge of part, and its end is connected using plain bolt；The quantity of every piece of stirrup bottom section steel beam is 7, is uniformly divided
Cloth, its one end is with lower floor by being weldingly connected, and the other end is with welding I beam by being weldingly connected；
(5), lower floor is connected with stirrup plate
Lower floor is carried on the back with the limb of stirrup plate and section steel beam and is connected by welding manner, is distributed in both sides and the type of section steel beam
Girder steel limb back end portion, obtains stirrup；
(6), connected between stirrup
The stirrup that step (5) connects is assembled in top of tower, first by the upper floor of two pieces of stirrup end positions
Docked, bolt hole is attached after aligned by high-strength bolt；Then by the welding I beam of two pieces of stirrup end positions
Bolt connection (can use plain bolt) is carried out by connecting plate, installed successively in sequence, until completing；
(7) tuned mass damper, is placed
After stirrup segmented assembly in step (6), small-sized tuned mass damper is placed on every section of stirrup, it is small-sized
Tuned mass damper should be uniformly distributed along tower body annular.
Preferably, the vertical height of step (1) the stirrup plate is 2.1m, cantilever span 1.8m, thickness
For 25mm, the angle of stirrup plate is 45 °, and using Q345 steel, yield strength must not be less than 345MPa, the steel that every piece of stirrup is encorbelmented
Gap is 20mm between binding round plate.
Preferably, number of bolt hole described in the step (2) is 5.
Preferably, the sectional dimension of bearing diagonal and horizontal support uses round steel pipe, round steel pipe described in the step (3)
A diameter of 194mm, thickness 12mm.
Preferably, the sectional dimension of welding I beam described in the step (4) be taken as I344mm × 348mm × 10mm ×
16mm, section steel beam take channel-section steel [16a (its size can also determine according to equipment concrete condition).
Preferably, lower floor described in the step (5) is mainly used in improving the rigidity of stirrup plate and fixed section steel beam, its
Thickness can use 10mm.
Preferably, stirrup one shares eight pieces described in the step (6).
Beneficial effect：
The device for being used to place tuned mass damper and its installation method of the present invention can realize vibration absorber once
Property is installed in place, without welding of getting angry.The complexity of construction in layer is avoided, saves the resources such as human and material resources, improves construction effect
Rate, it is cost-effective.
Below by the drawings and specific embodiments, the present invention will be further described, but is not meant to protect the present invention
Protect the limitation of scope.
Brief description of the drawings
Fig. 1 is the positive structure diagram that the present invention is used to place the device of tuned mass damper.
Fig. 2 is the overlooking the structure diagram that the present invention is used to place the device of tuned mass damper.
Fig. 3 is the present invention looks up structural representation that the present invention is used to place the device of tuned mass damper.
Fig. 4 is the 1-1 profiles that the present invention is used to place the vertical view of the device of tuned mass damper.
Fig. 5 is the 2-2 profiles that the present invention is used to place the vertical view of the device of tuned mass damper.
Fig. 6 is the 3-3 profiles looked up that the present invention is used to place the device of tuned mass damper.
Fig. 7 is that the present invention is used to placing 1. link position in the 2-2 profiles of the vertical view of the device of tuned mass damper
Mplifying structure schematic diagram.
Fig. 8 be the device that the present invention is used to placing tuned mass damper the 3-3 profiles looked up in 2. link position
Mplifying structure schematic diagram.
Main Reference Numerals：
Floor on 1 stirrup plate 2
The horizontal support of 3 bearing diagonal 4
The section steel beam of 5 welding I beam 6
7 times connecting plates of floor 8
9 tower bodies
Embodiment
The present invention can be implemented according to following instance, but not limited to this, these embodiments this hair solely for the purpose of illustration
Bright implementation process, rather than the scope limiting the invention in any way, below in an example, the various sides not being described in detail
Method and equipment are conventional methods and equipment as known in the art, the commercially available routine of parts used in the present invention
Parts.
Embodiment 1
As shown in figure 1, be the present invention be used for place tuned mass damper device positive structure diagram, such as Fig. 2
It is shown, it is the overlooking the structure diagram that the present invention is used to place the device of tuned mass damper, as shown in figure 3, being the present invention
For the present invention looks up structural representation for the device for placing tuned mass damper, as shown in figure 4, being that the present invention is used to place tuning matter
The 1-1 profiles of the vertical view of the device of damper are measured, as shown in figure 5, being the dress that the present invention is used to place tuned mass damper
The 2-2 profiles for the vertical view put, as shown in fig. 6, being the 3-3 looked up that the present invention is used to place the device of tuned mass damper
Profile, as shown in fig. 7,1. being connected in the 2-2 profiles of the invention for placing the vertical view of the device of tuned mass damper
The mplifying structure schematic diagram of position is connect, as shown in figure 8, being looking up for the device that the present invention is used to place tuned mass damper
2. the mplifying structure schematic diagram of link position in 3-3 profiles；Wherein, 1 is stirrup plate, and 2 be upper floor, and 3 be bearing diagonal, and 4 are
Horizontal support, 5 be welding I beam, and 6 be section steel beam, and 7 be lower floor, and 8 be connecting plate, and 9 be tower body.
The device for being used to place tuned mass damper of the present invention, including eight stirrups, each stirrup include：Stirrup plate
1st, upper floor 2, bearing diagonal 3, horizontal support 4, welding I beam 5, section steel beam 6 and lower floor 7, in addition, also connecting plate 8, tower
Body 9；The bottom of stirrup plate 1 is provided with part of encorbelmenting, and stirrup plate 1 is bonded with the surface of tower body 9, on two pieces of stirrup plate end
There is bolt hole on floor 2, number of bolt hole is 5, and for the connection between stirrup, the shape of upper floor 2 is curvilinear, with Jiao
Charcoal column overhead curve is similar, is attached by the top of welding manner and stirrup plate 1, and link position is located at the quartile of stirrup
Place, while middle two pieces of upper floors are connected with bearing diagonal 3 and horizontal support 4 by welding manner；Bracing members (include bearing diagonal 3
With horizontal support 4) it is connected with the top of stirrup plate 1 using welding manner, the bearing diagonal 3 and horizontal support 4 in every piece of stirrup divide
Wei not be 2, it is distributed at the quartile in the middle part of stirrup；Girder steel (comprising welding I beam 5 and section steel beam 6) by welding manner with
The bottom of stirrup plate 1 is connected, and I-beam 5 is connected with the part of encorbelmenting of the bottom of stirrup plate 1, and its end is connected using plain bolt
Connect (reserved stay bolt hole), the quantity of section steel beam 6 is 7, is uniformly distributed, its one end with lower floor 7 by being weldingly connected, it is another
With welding I beam 5 by being weldingly connected, the girder steel is mainly used in bearing TMD deadweight, the sectional dimension of welding I beam at end
I344mm × 348mm × 10mm × 16mm is can be taken as, its end is connected in (reserved stay bolt hole) using high-strength bolt, while shaped steel
Beam can use channel-section steel [16a；Lower floor 7 is 3 pieces, positioned at the bottom of section steel beam 6 and both sides, the limb back of the body and stirrup plate 1 with section steel beam 6
It is weldingly connected, its thickness can use 10mm, be mainly used in improving the rigidity of stirrup plate and fixed shaped steel；The thickness of connecting plate 8
The web thickness of desirable welding I beam 5, the visual field condition of length is determined, stay bolt hole is equipped with every piece of connecting plate 8, single
STH number is 4, and bolt hole aperture size determines according to the deflection of stirrup, and general aperture length takes 2 times of left sides of deflection
The right side, connecting plate 8 are mainly used in the end connection of welding I beam on every piece of stirrup.
Because that can not be directly sleeved on by pipeline equipment limit, stirrup of the invention on tower body, therefore carried out segmented assembly.Steel
Hoop is divided into some pieces according to Metal material dome size, at the top of each stirrup respectively with floor, bearing diagonal and horizontal support
It is welded to connect, its bottom is welded with girder steel, lower floor respectively, then is connected some pieces of stirrups by high-strength bolt
Come, be close to tower body top surface, to ensure to form closed area, finally place TMD, complete final installation.
The upper floor 2 of two pieces of stirrup end positions is docked, and bolt hole is attached after aligned by high-strength bolt, so
The welding I beam 5 of two pieces of stirrup end positions is subjected to bolt connection by connecting plate 8 afterwards.
The embodiment for being used to place the device of tuned mass damper of the present invention, comprises the following steps：
1st, stirrup plate 1 is pre-formed
It is according to the specific size of Metal material tower top, corresponding stirrup plate 1 is pre-formed, vertical height 2.1m,
Cantilever span is 1.8m, thickness 25mm, and the stirrup plate 1 of shaping should be close to the surface of tower body 9, as shown in Figure 8.Stirrup
The angle of plate 1 is 45 °, can use Q345 steel, it is proposed that steel yield strength must not be less than 345MPa, it is contemplated that plate is actually held
Loading capability and economic benefit, it is highly 2.1m, thickness is taken as 25mm or so, cantilever span 1.8m, and every piece of stirrup is encorbelmented
Stirrup plate between gap be about 20mm, stirrup plate 1 is mainly used in placing tuned mass damper (TMD).
2nd, upper floor is connected with stirrup plate
Upper floor 2 is pre-formed, and in the end of stirrup, the surface of upper floor 2 is uniformly arranged bolt hole (number of bolt hole
About 5), shape is curvilinear, similar to coke column overhead curve, then is attached by welding manner and stirrup plate 1, even
Connect position to be located at the quartile of stirrup, as shown in Fig. 2, Fig. 4 and Fig. 5.
3rd, bracing members and stirrup plate connect
The bracing members (including bearing diagonal 3 and horizontal support 4) of shaping are connected with stirrup plate 1 using welding manner, tiltedly branch
The sectional dimension of support 3 and horizontal support 4 is proposed with round steel pipe, and round steel pipe diameter is about 194mm, and thickness is about 12mm, often
Bearing diagonal 3 and horizontal support 4 in block stirrup are respectively 2, are distributed at the quartile in the middle part of stirrup, and bearing length regards scene
Situation determination, as shown in Figure 2 and Figure 4.
4th, girder steel and stirrup plate connect
Girder steel (including welding I beam 5 and section steel beam 6) is connected by welding manner with stirrup plate 1, welding I beam 5
Sectional dimension can be taken as I344mm × 348mm × 10mm × 16mm (its size can also determine according to equipment concrete condition), point
It is distributed in the bottom of stirrup plate 1 to encorbelment the edge of part, its end is using plain bolt connection (reserved stay bolt hole), such as Fig. 3 and Fig. 7
It is shown；Section steel beam 6 can use channel-section steel [16a (its size can also determine according to equipment concrete condition), every piece of stirrup bottom section steel beam 6
Quantity be about 7, be uniformly distributed, for its one end with lower floor 7 by being weldingly connected, the other end and welding I beam 5 pass through weldering
Connect it is connected, as shown in Figure 3 and Figure 6.
5th, lower floor is connected with stirrup plate
Lower floor 7 and stirrup plate 1 and the limb of section steel beam 6 back of the body are connected by welding manner, be distributed in the both sides of section steel beam 6 with
The limb back end portion of section steel beam 6, the rigidity and fixed section steel beam 6, its thickness for being mainly used in improving stirrup plate 1 can use 10mm, its
Remaining size can be depending on equipment concrete condition, as shown in Fig. 3, Fig. 6 and Fig. 8.
6th, connected between stirrup
The above-mentioned stirrup connected is assembled at the top of Metal material, first by the upper of two pieces of stirrup end positions
Floor 2 is docked, and bolt hole is attached after aligned by high-strength bolt, as shown in Figure 2；Then by two pieces of stirrup ends position
The welding I beam 5 put carries out bolt connection (can use plain bolt) by connecting plate 8, as shown in fig. 7, in sequence successively
Installation, until completing, one, which shares eight pieces of stirrups, is connected.
7th, tuned mass damper (TMD) is placed
After stirrup segmented assembly, small-sized tuned mass damper (TMD), small-sized tuning matter are placed on every section of stirrup
Amount damper (TMD) should be uniformly distributed along tower body annular.The quality control of small-sized tuned mass damper (TMD) is according to equipment
Specific energy-eliminating shock-absorbing scheme determines.
Advantages of the present invention：
1st, the present invention is compared to the device and method of conventional setting tuned mass damper, and applicability is stronger, especially pin
To the towering equipment such as existing Metal material, stirrup is set by tower top, one-shot forming, avoids layering from installing, it is multiple to reduce construction
Polygamy, efficiency of construction is improved, cost-effective, effectiveness in vibration suppression is good.
2nd, the device for being used to place tuned mass damper of the invention, is connected by high-strength bolt and carries out segmented assembly,
Influence to equipment such as pipelines is reduced, because stirrup firm " set " is in tower top, need to only be kept away in stirrup surface progress weld job
Exempt from welding of directly getting angry on tower body surface, so as to reduce the damage to tower body, ensure the security of construction.
3rd, the device for being used to place tuned mass damper of the invention, part scantling is flexible, can be according to not
Energy-eliminating shock-absorbing with towering equipment is required to formulate specific scantling, and the method for mass, its operating mode are set compared to layering
Analyze species to reduce, computational efficiency is greatly improved, and calculating cost further reduces.
4th, the device for being used to place tuned mass damper of the invention, in the towering apparatus field such as existing Metal material
Application prospect is extensive, has good economic benefit and social benefit.
Claims (10)
- A kind of 1. device for being used to place tuned mass damper, it is characterised in that：It is made up of several stirrups, each stirrup bag Include stirrup plate, upper floor, bearing diagonal, horizontal support, girder steel, lower floor and connecting plate；The girder steel include welding I beam and Section steel beam, the top of each stirrup plate are welded to connect with floor, bearing diagonal and horizontal support respectively, the bottom of stirrup plate respectively with Girder steel and lower floor are welded to connect；Connected between each stirrup.
- 2. the device according to claim 1 for being used to place tuned mass damper, it is characterised in that：Each stirrup Between connect specific be connected as：The upper floor docking of stirrup end position, bolt hole connect after aligned by high-strength bolt, steel The welding I beam of hoop end position passes through connecting plate bolt connection.
- 3. the device according to claim 2 for being used to place tuned mass damper, it is characterised in that：The stirrup is divided into Eight pieces, the angle of the stirrup plate in each stirrup is 45 °, and yield strength must not be less than 345MPa, and gap is between stirrup plate 20mm。
- 4. the device according to claim 3 for being used to place tuned mass damper, it is characterised in that：The upper floor Shape is curvilinear, and the quartile position being distributed at the top of stirrup plate, upper floor is connected with stirrup plate weld, upper floor and tiltedly branch Support and horizontal support are welded to connect, and have bolt hole on the upper floor of stirrup plate end, number of bolt hole is 5, for steel Connection between hoop；The bearing diagonal and horizontal support have 2 respectively at the quartile in the middle part of every piece of stirrup, it is described tiltedly One end of support and horizontal support is weldingly connected with upper floor, and the other end is connected with stirrup plate weld；The welding I beam and Section steel beam is located at the bottom of stirrup plate, is connected with stirrup plate weld, and the quantity of each stirrup bottom section steel beam is 7, is uniformly divided Cloth, its one end are weldingly connected with lower floor, and the other end is weldingly connected with welding I beam.
- 5. the device according to claim 4 for being used to place tuned mass damper, it is characterised in that：Described lower floor For 3 pieces, positioned at the bottom of section steel beam and both sides, it is connected with the section steel beam limb back of the body and stirrup plate weld.
- 6. the device according to claim 5 for being used to place tuned mass damper, it is characterised in that：On the connecting plate There is stay bolt hole, unilateral number of aperture is 4.
- 7. the device according to claim 6 for being used to place tuned mass damper, it is characterised in that：The connecting plate is used In the end connection of welding I beam on stirrup.
- 8. it is used for the installation method for placing the device of tuned mass damper any one of claim 1-7, including it is following Step：(1), stirrup plate is pre-formedAccording to the specific size of Metal material tower top, corresponding stirrup plate is pre-formed, the stirrup plate of shaping is close to tower The surface of body；(2), upper floor is connected with stirrup plateUpper floor is pre-formed, and the surface of upper floor is uniformly arranged bolt hole, and shape is curvilinear, with coke column overhead curve It is similar, then be attached by welding manner and stirrup plate, link position is located at the quartile of stirrup；(3), bracing members and stirrup plate connectThe bracing members of shaping are connected with stirrup plate using welding manner, the bracing members include bearing diagonal and horizontal support, often Bearing diagonal and horizontal support in block stirrup are respectively 2, are distributed at the quartile in the middle part of stirrup；(4), girder steel and stirrup plate connectWelding I beam and section steel beam are connected by welding manner with stirrup plate, welding I beam is distributed in stirrup plate bottom and hanged The edge of part is chosen, its end is connected using plain bolt；The quantity of every piece of stirrup bottom section steel beam is 7, is uniformly distributed, its One end is with lower floor by being weldingly connected, and the other end is with welding I beam by being weldingly connected；(5), lower floor is connected with stirrup plateLower floor is carried on the back with the limb of stirrup plate and section steel beam and is connected by welding manner, is distributed in both sides and the section steel beam of section steel beam Limb back end portion, obtains stirrup；(6), connected between stirrupThe stirrup that step (5) connects is assembled in top of tower, first carried out the upper floor of two pieces of stirrup end positions Docking, bolt hole are attached after aligned by high-strength bolt；Then the welding I beam of two pieces of stirrup end positions is passed through Connecting plate carries out bolt connection (can use plain bolt), installs successively in sequence, until completing；(7) tuned mass damper, is placedAfter stirrup segmented assembly in step (6), small-sized tuned mass damper, small-sized tuning are placed on every section of stirrup Mass damper should be uniformly distributed along tower body annular.
- 9. it is used for the installation method for placing the device of tuned mass damper according to claim 8, it is characterised in that：It is described The vertical height of step (1) the stirrup plate is 2.1m, cantilever span 1.8m, thickness 25mm, the angle of stirrup plate For 45 °, using Q345 steel, yield strength must not be less than 345MPa, and gap is 20mm between the stirrup plate that every piece of stirrup is encorbelmented, Number of bolt hole described in the step (2) is 5.
- 10. the installation method according to claim 9 for being used to place the device of tuned mass damper, it is characterised in that： The sectional dimension of bearing diagonal and horizontal support described in the step (3) uses round steel pipe, a diameter of 194mm of round steel pipe, thickness To spend for 12mm, the sectional dimension of welding I beam is taken as I344mm × 348mm × 10mm × 16mm described in the step (4), Section steel beam take channel-section steel [16a, lower floor described in the step (5) are mainly used in improving the rigidity of stirrup plate and fixed section steel beam, Its thickness can use 10mm, and stirrup one shares eight pieces described in the step (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710819362.7A CN107401227B (en) | 2017-09-12 | 2017-09-12 | Device for placing tuned mass damper and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710819362.7A CN107401227B (en) | 2017-09-12 | 2017-09-12 | Device for placing tuned mass damper and installation method thereof |
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| Publication Number | Publication Date |
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| CN107401227A true CN107401227A (en) | 2017-11-28 |
| CN107401227B CN107401227B (en) | 2023-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710819362.7A Active CN107401227B (en) | 2017-09-12 | 2017-09-12 | Device for placing tuned mass damper and installation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112177415A (en) * | 2020-10-12 | 2021-01-05 | 同济大学 | Annular multi-direction arranged TMD system |
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| CN112177415A (en) * | 2020-10-12 | 2021-01-05 | 同济大学 | Annular multi-direction arranged TMD system |
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| CN107401227B (en) | 2023-04-11 |
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