CN107327021B - Buckling type stable steel framework - Google Patents
Buckling type stable steel framework Download PDFInfo
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- CN107327021B CN107327021B CN201710556745.XA CN201710556745A CN107327021B CN 107327021 B CN107327021 B CN 107327021B CN 201710556745 A CN201710556745 A CN 201710556745A CN 107327021 B CN107327021 B CN 107327021B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/642—Protecting metallic construction elements against corrosion
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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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- 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
- E04H9/023—Bearing, supporting or connecting constructions specially adapted for such buildings and comprising rolling elements, e.g. balls, pins
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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
- E04H9/0235—Anti-seismic devices with hydraulic or pneumatic damping
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2415—Brackets, gussets, joining plates
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2445—Load-supporting elements with reinforcement at the connection point other than the connector
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a buckling type stable steel framework which comprises a first steel member and a second steel member, wherein rectangular convex teeth are respectively arranged at the end parts of the first steel member and the second steel member, and each rectangular convex tooth comprises an upper convex tooth arranged at the bottom of the first steel member and a lower convex tooth arranged at the top of the second steel member; a shock absorber is arranged between the lower convex tooth and the first steel member; the shock absorber comprises a seat plate, a seat cylinder and a supporting piece, the seat plate tightly abuts against the first steel member, and the seat cylinder is connected with the lower convex teeth; the seat cylinder comprises a cylinder body part and an upper extension part which is integrally formed with the cylinder body part, and the upper extension part extends into the support part; the shock absorber also comprises a first supporting spring which is supported and arranged on the barrel body part and forms a support for the supporting part and a second supporting spring which is supported and arranged on the upper extending part and forms a support for the inner bottom of the supporting part; the damper further comprises a torsion damping mechanism arranged in the barrel part; the steel framework has high shock resistance, can cope with the shock condition in reality, and enhances the stability of the steel framework.
Description
Technical Field
The invention relates to the technical field of steel structures, in particular to a buckled stable steel framework.
Background
The steel structure is a common building structure at present, but the integral welding is easy to damage when the welding is not firm, and the supporting strength and the service life of the steel structure are affected; many steel structures do not have better shock-absorbing capacity, and in the service environment of high strength, the steel structure is very easily damaged, even can cause unsafe factor. Based on the above, patent CN 104452964 a discloses a buckling type stable steel framework, which comprises a first steel member and a second steel member, wherein the ends of the first steel member and the second steel member are respectively provided with rectangular convex teeth for mutual buckling, the front end of the first steel member is provided with a buckling plate, and the second steel member is provided with a buckling groove corresponding to the buckling plate; the rectangular convex teeth can strengthen the horizontal connection strength of the steel member, and particularly have better shock resistance during earthquake; in addition, a damping shock absorber is arranged at the end part of the rectangular convex tooth or between the adjacent convex teeth and used for vertically damping the steel framework. However, this shock absorbing structure cannot fully cope with a shock occurring in reality, and the shock resistance of the steel framework is yet to be improved.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a fastening type stable steel framework having high shock resistance, capable of coping with a shock situation occurring in reality, and enhancing the stability of the steel framework.
The buckling type stable steel framework comprises a first steel member and a second steel member, wherein rectangular convex teeth used for mutual buckling are arranged at the end parts of the first steel member and the second steel member respectively, and each rectangular convex tooth comprises an upper convex tooth arranged at the bottom of the first steel member and a lower convex tooth arranged at the top of the second steel member; a shock absorber is arranged between the lower convex tooth and the first steel member; the shock absorber comprises a seat plate, a seat cylinder and a supporting piece, the seat plate is tightly abutted against the first steel member, and the seat cylinder is connected with the lower convex teeth; the seat cylinder comprises a cylinder body part and an upper extension part which is integrally formed with the cylinder body part, the supporting part is of a sleeve body structure, and the upper extension part extends into the supporting part; the shock absorber also comprises a first supporting spring which is supported and arranged on the barrel body part and forms a support for the supporting part and a second supporting spring which is supported and arranged on the upper extending part and forms a support for the inner bottom of the supporting part; the shock absorber further comprises a torsion damping mechanism arranged in the barrel body part, a linkage rod is integrally formed in the supporting piece, the linkage rod extends into the barrel body part from the upper extending part and is in transmission fit with a power input end of the torsion damping mechanism to form a screw rod sliding block mechanism used for converting the vertical vibration of the supporting piece into rotary motion, and the second supporting spring is sleeved with the linkage rod.
Furthermore, the torsion damping mechanism comprises a damping cavity formed in the seat cylinder and a shaft sleeve which is arranged in the damping cavity in a manner of relative rotation and sealing at two axial ends and forms a power input end of the torsion damping mechanism;
a first matching part and a second matching part extend into the shock absorption cavity from the inside of the seat cylinder, the first matching part and the second matching part are tightly matched with the outer side of the shaft sleeve and divide the shock absorption cavity into a first damping cavity and a second damping cavity together, and damping liquid is filled in the first damping cavity and the second damping cavity;
become radial symmetry on the axle sleeve and be formed with first arc rotor block and second arc rotor block, first arc rotor block is located first damping chamber and separates it for first working chamber and second working chamber, and is formed with the first damping passageway of intercommunication first working chamber and second working chamber between the chamber wall in first arc rotor block and first damping chamber, second arc rotor block is located second damping chamber and separates it for third working chamber and fourth working chamber, and is formed with the second damping passageway of intercommunication third working chamber and fourth working chamber between the chamber wall in second arc rotor block and second damping chamber.
Further, a spring installation groove for installing a second support spring is formed at the upper end of the upper extension part.
Further, the bottom of bedplate forms and is used for cooperating the cover with support piece, support piece stretches into set up in the cooperation cover, be provided with the elastic support body between support piece top and the cooperation cover.
Furthermore, the inner bottom of the matching sleeve is matched with the top end of the supporting piece to form a conical surface, and the elastic supporting body is of a conical rubber sleeve body structure formed by arranging a metal layer and a rubber layer at intervals.
Further, the front end of the first steel member is provided with a buckling plate, and the second steel member is provided with a buckling groove corresponding to the buckling plate.
Further, the first steel member and the second steel member are fixed through a reinforcing rib plate, and the reinforcing rib plate is connected with the first steel member and the second steel member through screws.
Further, the outer surfaces of the first steel member and the second steel member are sequentially provided with a pickling layer, an anticorrosive layer and a wear-resistant layer from inside to outside; the anticorrosive coating includes anticorrosive inlayer and anticorrosive skin, anticorrosive inlayer is the epoxy coating, anticorrosive skin is the bonderizing rete.
Furthermore, the surfaces of the anti-corrosion inner layer and the anti-corrosion outer layer are in a matched corrugated shape.
Further, the wear-resistant layer is a Ni-Al-based alloy coating; still be equipped with the dampproof course outside the wearing layer, the dampproof course is the waterproof rete of PVC.
The invention has the beneficial effects that:
according to the buckling type stable steel framework, when the upper convex teeth and the lower convex teeth are buckled, the shock absorber is positioned between the lower convex teeth and the first steel component, and as the seat plate tightly supports against the first steel component and the seat cylinder is connected with the lower convex teeth, the shock absorber can reduce the transmission of the shock from the first steel component to the second steel component, so that the buckling type stable steel framework has high shock resistance, can cope with the shock condition in reality, and enhances the stability of the steel framework; specifically, the first supporting spring arranged on the outer side of the upper extension part of the seat barrel and the second supporting spring arranged on the inner side of the upper extension part of the seat barrel jointly form floating support for the supporting piece, so that the vibration from the seat plate can be greatly reduced and transmitted to the seat barrel while the vibration absorbing effect is achieved, meanwhile, as the linkage rod and the power input end of the torsion damping mechanism arranged in the seat barrel form the screw rod slider mechanism, when the upper supporting piece senses the vertical vibration of the first steel member, the linkage rod can convert the vertical motion into the rotary motion of the torsion damping mechanism, so that the vertical vibration of the first steel member is damped through the rotary damping of the torsion damping mechanism, and the damping effect is greatly improved; meanwhile, the invention has compact structure, and the first support spring, the second support spring and the torsion damping mechanism have higher integration and integrity and can be mutually matched to form a synergistic action.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the shock absorber of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic connection diagram of the pickling layer, the corrosion protection layer and the wear-resistant layer according to the invention.
Detailed Description
As shown in fig. 1 to 4: the buckling type stable steel framework comprises a first steel component 1 and a second steel component 2, wherein rectangular convex teeth used for mutual buckling are arranged at the end parts of the first steel component 1 and the second steel component 2 respectively, and each rectangular convex tooth comprises an upper convex tooth 3 arranged at the bottom of the first steel component 1 and a lower convex tooth 4 arranged at the top of the second steel component 2; a buckle plate member 5 is arranged at the front end part of the first steel member 1, and a buckle groove 6 corresponding to the buckle plate member 5 is arranged on the second steel member 2; a shock absorber 7 is arranged between the lower convex teeth 4 and the first steel member 1; the shock absorber 7 comprises a seat plate 71, a seat cylinder and a support 72, wherein the seat plate 71 is tightly abutted against the first steel member 1, and the seat cylinder is connected with the lower convex teeth 4; the number of the upper convex teeth 3 and the lower convex teeth 4 can be set according to the actual situation; the rectangular convex teeth can strengthen the horizontal connection strength of the steel member; the bumper shock absorber 7 is located between lower dogtooth 4 and the first steel member 1, because bedplate 71 supports tightly first steel member 1 and a seat section of thick bamboo links to each other with dogtooth 4 down, the reducible vibrations that come from first steel member 1 of bumper shock absorber 7 are to the transmission of second steel member 2 for have higher shock resistance, can deal with the vibrations condition that takes place in the reality, the stability of reinforcing steel framework.
The seat cylinder comprises a cylinder body part 75 and an upper extension part 76 which is integrally formed with the cylinder body part 75, the support part 72 is of a sleeve structure, and the upper extension part 76 extends into the support part 72; the shock absorber 7 further includes a first supporting spring 73 supported and disposed on the body portion 75 and forming a support to the support 72 and a second supporting spring 74 supported and disposed on the upper extension portion 76 and forming a support to the inner bottom of the support 72; the seat barrel comprises a lower end cover 77, a lower barrel body and an upper barrel body, wherein the upper extending part 76 is formed at the upper part of the upper barrel body, the lower part of the upper barrel body and the lower barrel body jointly form a barrel body part 75, the upper extending part 76 extends into the support part 72 from bottom to top, the lower end of the first support spring 73 is directly supported and fixed at the outer side of the lower part of the upper barrel body, an annular sinking platform is formed outside the support part 72 and is used for supporting and matching with the upper end of the first support spring 73, and the first support spring 73 is arranged around the annular sinking platform and the upper extending part 76; the lower end cap 77 is fixed to the lower teeth 4.
The shock absorber 7 further comprises a torsion shock absorption mechanism arranged in the cylinder body portion 75, a linkage rod 78 is integrally formed in the supporting piece 72, the linkage rod 78 extends into the cylinder body portion 75 from the upper extension portion 76 and is in transmission fit with a power input end of the torsion shock absorption mechanism to form a screw rod slider mechanism for converting the vertical vibration of the supporting piece 72 into rotary motion, and the second supporting spring 74 is sleeved outside the linkage rod 78; when the up-and-down vibration of the first steel member 1 is transmitted from the seat plate 71 to the support member 72, the linkage rod 78 can form up-and-down synchronous motion, and the linkage rod 78 is matched with the power input end of the torsion damping mechanism to convert the up-and-down linear motion into rotary motion, so that the torsion damping mechanism is driven to work for torsion damping; the first supporting spring 73 arranged on the outer side of the upper extending part 76 of the seat barrel and the second supporting spring 74 arranged on the inner side jointly form floating support for the supporting part 72, so that the vibration from the seat plate 71 can be greatly reduced to be transmitted to the seat barrel while the vibration absorption effect is achieved, meanwhile, a screw rod slider mechanism is formed by the linkage rod 78 and the power input end of the torsion damping mechanism arranged in the seat barrel, when the upper supporting part 72 senses the vertical vibration of the first steel member 1, the linkage rod 78 can convert the vertical motion into the rotary motion of the torsion damping mechanism, and therefore the vertical vibration of the first steel member 1 is damped and absorbed through the rotary damping of the torsion damping mechanism, and the damping effect is greatly improved; meanwhile, the invention has compact structure, and the first supporting spring 73, the second supporting spring 74 and the torsion damping mechanism have high integration and integrity and can be mutually matched to form a synergistic action.
In this embodiment, the torsional vibration damping mechanism includes a damping chamber formed in the housing, and a shaft sleeve 79 disposed in the damping chamber in a manner that the shaft sleeve can rotate relatively and forms a seal at both axial ends thereof, and forms a power input end of the torsional vibration damping mechanism; regarding the seat cylinder, the damping cavity is communicated with the inner cavity of the seat cylinder, when the shaft sleeve 79 is installed in the seat cylinder, the outer circumferences of the two axial ends of the shaft sleeve 79 are respectively sealed with the inner cavity of the seat cylinder through sealing rings, so that the damping cavity forms a sealed cavity; and the axial both ends of the axle sleeve 79 are matched with the seat tube through the bearing respectively;
a first matching part 710 and a second matching part 711 extend into the shock absorption cavity inside the seat cylinder, the first matching part 710 and the second matching part 711 are tightly matched with the outer side of the shaft sleeve 79 and divide the shock absorption cavity into a first damping cavity and a second damping cavity together, and damping liquid is filled in the first damping cavity and the second damping cavity;
a first arc-shaped rotor body 712 and a second arc-shaped rotor body 713 are radially and symmetrically formed on the shaft sleeve 79, the first arc-shaped rotor body 712 is positioned in the first damping cavity and divides the first arc-shaped rotor body into a first working cavity 714 and a second working cavity 715, a first damping channel 716 communicated with the first working cavity 714 and the second working cavity 715 is formed between the first arc-shaped rotor body 712 and the cavity wall of the first damping cavity, the second arc-shaped rotor body 713 is positioned in the second damping cavity and divides the second arc-shaped rotor body into a third working cavity 717 and a fourth working cavity 718, and a second damping channel 719 communicated with the third working cavity 717 and the fourth working cavity 718 is formed between the second arc-shaped rotor body 713 and the cavity wall of the second damping cavity; the first and second arc- shaped rotor bodies 712 and 713 radially extend into and divide the corresponding damping cavities into two along the shaft sleeve 79, and when the shaft sleeve 79 generates a rotational motion, the first and second arc- shaped rotor bodies 712 and 713 rotate in the respective damping cavities to press the damping liquid in the working cavity on one side to flow in the working cavity on the other side, thereby forming a torsional vibration damping effect.
In this embodiment, a spring installation groove 720 for installing the second supporting spring 74 is formed at the upper end of the upper extension 76; the lower end of the second supporting spring 74 is directly dropped into the spring mounting groove 720 to be mounted, and the structure is simple and compact.
In this embodiment, a matching sleeve 721 matched with the supporting member 72 is formed at the bottom of the seat plate 71, the supporting member 72 extends into the matching sleeve 721, and an elastic supporting body 722 is arranged between the top end of the supporting member 72 and the matching sleeve 721; that is, the inner bottom of the matching sleeve 721 is matched with the top of the supporting member 72 to form a conical surface, and the elastic supporting member 722 is a conical rubber sleeve structure formed by arranging a metal layer and a rubber layer at intervals; the vibration isolation and noise reduction effects are formed between the supporting member 72 and the mounting plate, and the elastic supporting body comprises an upper rubber layer, a lower rubber layer and a metal layer arranged between the rubber layers.
In the embodiment, the first steel member 1 and the second steel member 2 are fixed through a reinforcing rib plate 8, and the reinforcing rib plate 8 is connected with the first steel member 1 and the second steel member 2 through screws so as to reinforce the connection firmness of the first steel member 1 and the second steel member 2; the buckling pieces (comprising the rectangular convex teeth and the buckling pieces) are connected with the reinforcing rib plates 8, so that the stability and the supporting strength of the steel framework are effectively improved.
In the embodiment, the outer surfaces of the first steel member 1 and the second steel member 2 are sequentially provided with an acid washing layer 91, an anticorrosive layer and a wear-resistant layer 93 from inside to outside; the anticorrosion layer comprises an anticorrosion inner layer 92a and an anticorrosion outer layer 92b, the anticorrosion inner layer 92a is an epoxy resin coating, and the anticorrosion outer layer 92b is a phosphating film layer; the epoxy resin coating is stable to alkali and most solvents, has the characteristics of compactness, water resistance, good leakage resistance, high strength and the like, and meanwhile, has strong adhesive force and can be operated at normal temperature; the epoxy resin coating is arranged outside the pickling layer 91 and can have a larger thickness; the phosphating film layer is an insoluble phosphate film (formed by treating a zinc phosphate solution for example) and effectively enhances the rust prevention performance of the part.
In this embodiment, the surfaces of the inner anticorrosion layer 92a opposite to the outer anticorrosion layer 92b are in a matched corrugated shape; the upper surface of anticorrosive inlayer 92a and the lower surface of anticorrosive outer 92b laminate mutually, and the corrugate makes two surfaces form undulant groove structure, can effectively improve the degree of stability that anticorrosive inlayer 92a and anticorrosive outer 92b are connected.
In this embodiment, the wear-resistant layer 93 is a Ni — Al based alloy coating; a moisture-proof layer 94 is further arranged outside the wear-resistant layer 93, and the moisture-proof layer 94 is a PVC (polyvinyl chloride) waterproof film layer; the Ni-Al based alloy coating reduces the friction factor between related parts and the outside and effectively improves the wear resistance of the parts; the Ni-Al based alloy coating can adopt Ni-Al wear-resistant composite material and preparation method disclosed by CN 103215576A; the moisture barrier 94 may be adhered to the wear layer 93; when the steel framework is in a state of waiting to be installed, the dampproof course prevents it from being affected with damp.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. A buckling type stable steel framework comprises a first steel member and a second steel member, wherein rectangular convex teeth used for mutual buckling are arranged at the end parts of the first steel member and the second steel member respectively, and each rectangular convex tooth comprises an upper convex tooth arranged at the bottom of the first steel member and a lower convex tooth arranged at the top of the second steel member; a shock absorber is arranged between the lower convex tooth and the first steel member; the method is characterized in that: the shock absorber comprises a seat plate, a seat cylinder and a supporting piece, the seat plate is tightly abutted against the first steel member, and the seat cylinder is connected with the lower convex teeth; the seat cylinder comprises a cylinder body part and an upper extension part which is integrally formed with the cylinder body part, the supporting part is of a sleeve body structure, and the upper extension part extends into the supporting part; the shock absorber also comprises a first supporting spring which is supported and arranged on the barrel body part and forms a support for the supporting part and a second supporting spring which is supported and arranged on the upper extending part and forms a support for the inner bottom of the supporting part; the shock absorber further comprises a torsion damping mechanism arranged in the barrel body part, a linkage rod is integrally formed in the supporting part, the linkage rod extends into the barrel body part from an upper extension part and is in transmission fit with a power input end of the torsion damping mechanism to form a screw rod sliding block mechanism for converting the up-and-down vibration of the supporting part into rotary motion, and the linkage rod is sleeved outside the second supporting spring; the torsion damping mechanism comprises a damping cavity formed in the seat cylinder and a shaft sleeve which is arranged in the damping cavity in a manner of relatively rotating and forming sealing at two axial ends and forms a power input end of the torsion damping mechanism;
a first matching part and a second matching part extend into the shock absorption cavity from the inside of the seat cylinder, the first matching part and the second matching part are tightly matched with the outer side of the shaft sleeve and divide the shock absorption cavity into a first damping cavity and a second damping cavity together, and damping liquid is filled in the first damping cavity and the second damping cavity;
the shaft sleeve is radially and symmetrically provided with a first arc-shaped rotor body and a second arc-shaped rotor body, the first arc-shaped rotor body is positioned in the first damping cavity and divides the first arc-shaped rotor body into a first working cavity and a second working cavity, a first damping channel communicated with the first working cavity and the second working cavity is formed between the first arc-shaped rotor body and the cavity wall of the first damping cavity, the second arc-shaped rotor body is positioned in the second damping cavity and divides the second damping cavity into a third working cavity and a fourth working cavity, a second damping channel communicated with the third working cavity and the fourth working cavity is formed between the second arc-shaped rotor body and the cavity wall of the second damping cavity, the upper end of the upper extension part is provided with a spring mounting groove used for mounting a second supporting spring, the bottom of the seat plate is provided with a matching sleeve matched with the supporting piece, the supporting piece extends into the matching sleeve, an elastic supporting body is arranged between the top end of the supporting piece and the matching sleeve, the inner bottom of the matching sleeve is matched with the top end of the supporting piece to form a conical surface, and the elastic supporting body is of a conical rubber sleeve body structure formed by arranging a metal layer and a rubber layer at intervals.
2. The buckling type stabilizing steel framework as claimed in claim 1, wherein: the preceding tip of first steel member is provided with buckle spare, be provided with on the second steel member with the lock recess that buckle spare corresponds.
3. The buckling type stabilizing steel framework as claimed in claim 2, wherein: the first steel member and the second steel member are fixed through a reinforcing rib plate, and the reinforcing rib plate is connected with the first steel member and the second steel member through screws.
4. The buckling type stabilizing steel framework as claimed in claim 3, wherein: the outer surfaces of the first steel member and the second steel member are sequentially provided with an acid washing layer, an anticorrosive layer and a wear-resistant layer from inside to outside; the anticorrosive coating includes anticorrosive inlayer and anticorrosive skin, anticorrosive inlayer is the epoxy coating, anticorrosive skin is the bonderizing rete.
5. The buckling type stabilizing steel framework as claimed in claim 4, wherein: the surfaces of the anti-corrosion inner layer and the anti-corrosion outer layer are in a matched corrugated shape.
6. The buckling type stabilizing steel framework as claimed in claim 5, wherein: the wear-resistant layer is a Ni-Al-based alloy coating; still be equipped with the dampproof course outside the wearing layer, the dampproof course is the waterproof rete of PVC.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556745.XA CN107327021B (en) | 2017-07-10 | 2017-07-10 | Buckling type stable steel framework |
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| CN201710556745.XA CN107327021B (en) | 2017-07-10 | 2017-07-10 | Buckling type stable steel framework |
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| CN107327021A CN107327021A (en) | 2017-11-07 |
| CN107327021B true CN107327021B (en) | 2020-06-30 |
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| CN109183989B (en) * | 2018-11-06 | 2020-08-11 | 南通耀艺建设工程有限公司 | Steel construction factory building of quick installation |
| CN112031197B (en) * | 2020-09-02 | 2021-05-14 | 福州大学 | Novel damping energy dissipater device |
| CN113089872A (en) * | 2021-05-14 | 2021-07-09 | 浙江工业职业技术学院 | Steel member shock isolation device for civil construction |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982004091A1 (en) * | 1981-05-11 | 1982-11-25 | Jun Toyama | A vibration-damping device |
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| CN201648885U (en) * | 2010-02-05 | 2010-11-24 | 北京市劳动保护科学研究所 | Damping-spring floating track bed damping device with limit function |
| CN104315076A (en) * | 2014-09-12 | 2015-01-28 | 东风小康汽车有限公司重庆分公司 | Self-adapting variable-damping hydraulic pressure rubber vibration isolation device for automobile suspension |
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| CN204296137U (en) * | 2014-11-07 | 2015-04-29 | 温州海峰铜业有限公司 | Anticorrosion layered copper plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104728341B (en) * | 2015-04-14 | 2016-10-05 | 重庆大学 | Clutch magneto-rheological torsion damper and clutch thereof |
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| WO1982004091A1 (en) * | 1981-05-11 | 1982-11-25 | Jun Toyama | A vibration-damping device |
| CN2597521Y (en) * | 2003-01-29 | 2004-01-07 | 株洲时代新材料科技股份有限公司 | Damping isolator of steel spring |
| CN201648885U (en) * | 2010-02-05 | 2010-11-24 | 北京市劳动保护科学研究所 | Damping-spring floating track bed damping device with limit function |
| CN104315076A (en) * | 2014-09-12 | 2015-01-28 | 东风小康汽车有限公司重庆分公司 | Self-adapting variable-damping hydraulic pressure rubber vibration isolation device for automobile suspension |
| CN104452964A (en) * | 2014-11-06 | 2015-03-25 | 安徽鸿路钢结构(集团)股份有限公司 | Buckled type stable steel framework |
| CN204296137U (en) * | 2014-11-07 | 2015-04-29 | 温州海峰铜业有限公司 | Anticorrosion layered copper plate |
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| CN107327021A (en) | 2017-11-07 |
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