CN109057487B - Steel frame construction stand shock-resistant structure - Google Patents

Steel frame construction stand shock-resistant structure Download PDF

Info

Publication number
CN109057487B
CN109057487B CN201810943685.1A CN201810943685A CN109057487B CN 109057487 B CN109057487 B CN 109057487B CN 201810943685 A CN201810943685 A CN 201810943685A CN 109057487 B CN109057487 B CN 109057487B
Authority
CN
China
Prior art keywords
sliding grooves
support
steel frame
correspondingly
guide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201810943685.1A
Other languages
Chinese (zh)
Other versions
CN109057487A (en
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGDAO EIHE STEEL STRUCTURE Co.,Ltd.
Original Assignee
Qingdao Eihe Steel Structure Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Eihe Steel Structure Co ltd filed Critical Qingdao Eihe Steel Structure Co ltd
Priority to CN201810943685.1A priority Critical patent/CN109057487B/en
Publication of CN109057487A publication Critical patent/CN109057487A/en
Application granted granted Critical
Publication of CN109057487B publication Critical patent/CN109057487B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2463Connections to foundations

Abstract

The invention discloses an anti-seismic structure of a steel frame structure upright post, which continuously limits deformation displacement generated during vibration through multipoint contact. The novel installation structure is characterized in that a plurality of installation holes are circumferentially distributed on an installation base, clamping grooves are correspondingly formed in the installation holes and are of a polygonal structure, a supporting cylinder is arranged on the installation base through a plurality of fixing arms, hexagonal supporting columns are sleeved in the supporting cylinder, six edges of the hexagonal supporting columns are attached to the inner wall of the supporting cylinder, a plurality of groups of main sliding grooves are formed in the supporting cylinder in the circumferential direction, a group of auxiliary sliding grooves are arranged between two adjacent groups of main sliding grooves, the same group of main sliding grooves are distributed along the axial direction of the supporting cylinder at equal intervals, the same group of auxiliary sliding grooves are distributed along the axial direction of the supporting cylinder at equal intervals, the main sliding grooves extend along the oblique direction, the oblique direction of the auxiliary sliding grooves is opposite to that of the main sliding grooves, and the extension length of the auxiliary sliding grooves is equal to half of the length of the main sliding grooves.

Description

Steel frame construction stand shock-resistant structure
Technical Field
The invention discloses a steel frame structure upright post anti-seismic structure, relates to a structure for constructing an upright post of a building steel frame structure and performing buffering and anti-seismic on the upright post, and belongs to the field of building construction. In particular to an anti-seismic structure which continuously limits deformation displacement generated during vibration through multipoint contact.
Background
At present, during the building construction, especially during the installation and design process of a steel frame structure, a main bearing upright post is required to support, the upright post is a connecting structure for supporting and supporting a building beam, when vibration occurs, the deformation of the upright post can affect the stability of the whole steel frame structure, which leads to unbalanced collapse of the structure, when the vibration occurs, the upright post mainly receives bending and torsional force, the upright post starts to deflect and displace after being stressed, so that the node position is dislocated, and the temperature of a connecting point is affected, the existing upright post damping mainly comprises damping cushions, such as a laminated rubber cushion shock insulation system, a sand cushion sliding friction system, a graphite mortar sliding system, a suspension shock insulation structure system, a multi-spring damping device system and the like, the damping is carried out through the unidirectional absorption of the vibration, the force along the axial direction of the upright post can be effectively released, but under the action of the torsional force, the torsion of stand is hardly absorbed, and the effect is comparatively single, can not carry out the restriction of gradual change for the absorbing point is concentrated, can not take precautions against earthquakes absorption vibration and external force to the stand multiple spot.
Disclosure of Invention
In order to improve the situation, the invention provides an anti-seismic structure of a steel frame structure upright post, which continuously limits the deformation displacement generated during vibration through multipoint contact.
The invention discloses a steel frame structure upright post anti-seismic structure, which is realized as follows: the invention relates to a steel frame structure upright post anti-seismic structure which comprises a supporting cylinder, hexagonal supporting columns, a guide sleeve, a supporting block, a connecting rod, a main sliding groove, a fixed base, mounting holes, clamping grooves, fixed arms, a sliding sleeve, an auxiliary sliding groove, a transmission rod, a spring, a friction ring and a guide rod, wherein the plurality of mounting holes are circumferentially distributed on the mounting base, the clamping grooves are correspondingly formed in the mounting holes, the clamping grooves are of a polygonal structure, the supporting cylinder is arranged on the mounting base through the plurality of fixed arms, the hexagonal supporting columns are sleeved in the supporting cylinder, six edges of the hexagonal supporting columns are attached to the inner wall of the supporting cylinder, a plurality of groups of main sliding grooves are formed in the supporting cylinder along the circumferential direction, a group of auxiliary sliding grooves are arranged between two adjacent groups of main sliding grooves, the same group of main sliding grooves are equidistantly distributed along the axial direction of the supporting cylinder, the same group of auxiliary sliding grooves are equidistantly distributed along the axial direction of the supporting cylinder, and the main sliding grooves extend, the auxiliary sliding groove extends obliquely along the line, the inclination direction of the auxiliary sliding groove is opposite to that of the main sliding groove, the extension length of the auxiliary sliding groove is equal to half of the length of the main sliding groove, the guide sleeves are correspondingly arranged in the main sliding groove through the sliding sleeves, the guide sleeves are correspondingly arranged in the auxiliary sliding groove through the sliding sleeves, the length of the guide sleeves is gradually reduced along the axial direction of the supporting barrel, one ends of the connecting rods are correspondingly sleeved in the guide sleeves, the connecting rods are of hollow structures, the supporting blocks are correspondingly arranged at the other ends of the connecting rods, threaded holes are formed in the middle of the supporting holes and are communicated with the connecting rods, the supporting blocks are of circular truncated cone structures, a plurality of friction rings are arranged on the end faces of the large ends of the supporting blocks, the friction rings are expanded layer by layer, one ends of the guide rods are correspondingly sleeved in the connecting rods, the other ends of the guide rods are along the guide rods, and one, and the springs are correspondingly sleeved on the guide rods, two ends of the springs are respectively connected and fixed with the transmission rods and the connecting rods, and the transmission rods are correspondingly attached to the hexagonal support columns respectively.
When in use, the fixed base is arranged on the column mounting foundation pile, fixedly connected with the foundation pile through the mounting hole and fixedly clamped through the corresponding clamping groove, then the column is sleeved outside the support bracket barrel, so that the inner wall of the column is attached to a plurality of support blocks, the friction ring on the support block is used for attaching and clamping the inner wall of the column, then the support block and the column are fixedly connected through the screw holes in the column and the support blocks, after the installation is finished, when the column is subjected to bending force, the column deflects to one side, the support block on one side of the support bracket barrel is extruded, the support block on the opposite side is stretched, the support block on one side is extruded through the connecting rod to extrude the spring, the bending force is buffered and absorbed, meanwhile, the connecting rod slides along the guide rod, the spring is contracted in the guide sleeve, and the bending force is transmitted to the hexagonal support column through the transmission rod, the support bracket at one stretching side stretches the corresponding spring through the connecting rod, so that the spring is pulled to prevent bending, meanwhile, the connecting rod drives the transmission rod to slide along the guide sleeve through the spring, so that the transmission rod is separated from the hexagonal supporting column, because the length of the guide sleeve is gradually reduced, the deflection displacement is gradually reduced when the upright post is bent, the obstruction to the upright post is increased, the bending of the upright post along the axial direction is ensured to be gradually reduced, when the upright post is subjected to torsion, the upright post rotates to drive the guide sleeve to rotate and move through the supporting block, the guide sleeve correspondingly slides along the main sliding groove through the sliding sleeve, the moving direction of the guide sleeve in the auxiliary sliding groove is opposite to that in the main sliding groove, the torsion is blocked, the connecting rod drives the transmission rod to slide along the guide sleeve through the spring during the torsion, the column is separated from the hexagonal support column to perform torsion resistance, and the bending and torsion are absorbed at the root of the column;
the clamping grooves are of polygonal structures, the mounting holes can be clamped and fixed through the polygonal structures after the fixing base is mounted and fixed, and the clamping grooves in the mounting holes are matched, so that the fixing base can be stably connected and fixed with the foundation pile;
six edges of the hexagonal support columns are attached to the inner wall of the support cylinder, the support cylinder can be divided into six cavities, the cavities correspond to the corresponding transmission rods respectively, the transmission rods are supported, the base is stabilized, the transmitted vibration is absorbed, and the effect of stabilizing the shock absorption of the stand column is achieved;
the main sliding grooves in the same group are distributed at equal intervals along the axial direction of the supporting cylinder, and can support the upright posts at different heights in the axial direction of the supporting cylinder, so that the aim of supporting the upright posts by absorbing the force generated by bending and twisting the upright posts at each position is fulfilled;
the auxiliary sliding groove extends obliquely along the line, the oblique direction of the auxiliary sliding groove is opposite to that of the main sliding groove, when the stand column is stressed and twisted, the auxiliary sliding groove and the main sliding groove are arranged in the directions, so that the twisting of the stand column is limited at the root position, and the diffusion and extension are hindered;
the extension length of the auxiliary sliding groove is equal to half of the length of the main sliding groove, and the auxiliary sliding groove can be matched with the corresponding guide sleeve, so that when the guide sleeve slides,
the length of the guide sleeve is gradually reduced along the axial direction of the support bracket barrel, the contraction length of a spring in the guide sleeve can be limited, so that the bending displacement is gradually reduced, the displacement is limited, the deformation of the stand column is gradually hindered, and the stand column is prevented from being inclined due to hole loss caused by overlarge displacement;
the large end face of the supporting block is provided with a plurality of friction rings, the attaching tightness between the supporting block and the inner wall of the upright post can be increased through the friction rings, the bending and twisting external force is transmitted to the supporting block and is absorbed through the spring, and the damping effect is achieved;
the shockproof purpose of the upright post in the steel frame structure is achieved.
Has the beneficial effects.
The structure is simple, and the device is convenient and practical.
And secondly, the damping effect of the upright column can be improved.
And thirdly, the bending and twisting of the upright post can be prevented from transmitting the whole upright post.
Fourthly, the limitation of the deformation displacement of the gradual change can be carried out on the stand column.
Drawings
Fig. 1 is a three-dimensional structure view of a steel frame structure upright post earthquake-resistant structure of the present invention.
Fig. 2 is a three-dimensional structure view of the steel frame structure upright post earthquake-resistant structure connecting rod of the invention, and only shows the structure of the spring in the middle of the connecting rod.
In the attached drawings
Wherein the parts are: the support device comprises a support cylinder (1), a hexagonal support column (2), a guide sleeve (3), a support block (4), a connecting rod (5), a main sliding groove (6), a fixed base (7), a mounting hole (8), a clamping groove (9), a fixed arm (10), a sliding sleeve (11), an auxiliary sliding groove (12), a transmission rod (13), a spring (14), a friction ring (15) and a guide rod (16).
The specific implementation mode is as follows:
the invention discloses a steel frame structure upright post anti-seismic structure, which is realized by installing a fixed base (7) on an upright post installation foundation pile, fixedly connecting the fixed base with the foundation pile through an installation hole (8), clamping and fixing the upright post through a corresponding clamping groove (9), sleeving the upright post on the outer side of a support barrel (1) to ensure that the inner wall of the upright post is jointed with a plurality of support blocks (4), jointing and clamping the inner wall of the upright post through a friction ring (15) on the support block (4), then fastening the upright post and a threaded hole in the support block (4) through a screw to ensure that the support block (4) is connected and fixed with the upright post, deviating to one side when the upright post is subjected to bending force after the installation is finished, extruding the support block (4) on one side of the support barrel (1), stretching the support block (4) on the opposite side, extruding the support block (4) on one side of the extruding side through a connecting rod (5) to extrude a spring (14), the bending force is buffered and absorbed, meanwhile, the connecting rod (5) slides along the guide rod (16), the spring (14) contracts in the guide sleeve (3) and transmits the bending force to the hexagonal support column (2) through the transmission rod (13), the support block (4) on one stretching side stretches the corresponding spring (14) through the connecting rod (5) so that the spring (14) is pulled to hinder the bending, meanwhile, the connecting rod (5) drives the transmission rod (13) to slide along the guide sleeve (3) through the spring (14) so that the transmission rod (13) is separated from the hexagonal support column (2), as the length of the guide sleeve (3) is gradually reduced, the deflection displacement is gradually reduced when the upright column is bent, the hindrance to the upright column is increased, the bending of the upright column along the axial direction is ensured to be gradually reduced, when the upright column is subjected to torsion, the upright column rotates to drive the guide sleeve (3) to rotate through the support block (4), the guide sleeve (3) correspondingly slides along the main sliding groove (6) through the sliding sleeve (11), the moving direction of the guide sleeve (3) in the auxiliary sliding groove (12) is opposite to that in the main sliding groove (6) to block torsion, the connecting rod (5) drives the transmission rod (13) to slide along the guide sleeve (3) through the spring (14) during torsion, the transmission rod is separated from the hexagonal supporting column (2) to block torsion, and bending and torsion are absorbed at the root of the upright column;
the clamping grooves (9) are of polygonal structures, the mounting holes (8) can be clamped and fixed through the polygonal structures after the fixing base (7) is mounted and fixed, and the clamping grooves (9) in the mounting holes (8) are matched, so that the fixing base (7) can be stably connected and fixed with a foundation pile;
six edges of the hexagonal supporting column (2) are attached to the inner wall of the supporting cylinder (1), the supporting cylinder (1) can be divided into six cavities, the cavities correspond to the corresponding transmission rods (13) respectively, the transmission rods (13) are supported, the base is stabilized, the transmitted vibration is absorbed, and the effect of stabilizing the shock absorption of the stand column is achieved;
the main sliding grooves (6) in the same group are distributed at equal intervals along the axial direction of the supporting cylinder (1), and can support the upright column at different heights in the axial direction of the supporting cylinder (1), so that the aim of supporting the upright column by absorbing the force generated by bending and twisting the upright column is fulfilled;
the auxiliary sliding groove (12) extends obliquely along the line, the oblique direction is opposite to that of the main sliding groove (6), when the stand column is stressed to twist, the auxiliary sliding groove (12) and the main sliding groove (6) are arranged in the directions, so that the twisting is limited in displacement, the twisting of the stand column is limited at the root position, and the diffusion and extension are hindered;
the extension length of the auxiliary sliding groove (12) is equal to half of the length of the main sliding groove (6) and can be matched with the corresponding guide sleeve (3) so that when the guide sleeve (3) slides,
the length of the guide sleeve (3) is gradually reduced along the axial direction of the supporting cylinder (1), the contraction length of a spring (14) in the guide sleeve (3) can be limited, the bending displacement is gradually reduced, the displacement is limited, and the phenomenon that the upright column loses holes and topples due to overlarge displacement is avoided;
the large end face of the supporting block (4) is provided with a plurality of friction rings (15), the fitting tightness between the supporting block (4) and the inner wall of the upright post can be increased through the friction rings (15), the bending and twisting external force is transmitted to the supporting block (4), and the bending and twisting external force is absorbed through the spring (14), so that the damping effect is achieved;
the shockproof purpose of the upright post in the steel frame structure is achieved.

Claims (8)

1. The utility model provides a steel frame construction stand anti-seismic structure which characterized by: the support device comprises a support cylinder, hexagonal support columns, guide sleeves, support blocks, connecting rods, main sliding grooves, a fixed base, mounting holes, clamping grooves, fixing arms, sliding sleeves, auxiliary sliding grooves, transmission rods, springs, friction rings and guide rods, wherein the plurality of mounting holes are circumferentially distributed on the mounting base, the clamping grooves are correspondingly formed in the mounting holes, the support cylinder is arranged on the mounting base through the plurality of fixing arms, the hexagonal support columns are sleeved in the support cylinder, six edges of the hexagonal support columns are attached to the inner wall of the support cylinder, the support cylinder is provided with a plurality of groups of main sliding grooves along the circumferential direction, a group of auxiliary sliding grooves are arranged between two adjacent groups of main sliding grooves, the main sliding grooves in the same group are axially equidistantly distributed along the support cylinder, the auxiliary sliding grooves in the same group are axially equidistantly distributed along the support cylinder, the guide sleeves are correspondingly arranged in the main sliding grooves through the sliding sleeves, and the guide sleeves are correspondingly arranged in the auxiliary sliding grooves through the sliding sleeves, one end of each connecting rod is correspondingly sleeved in the corresponding guide sleeve, each connecting rod is of a hollow structure, the support blocks are correspondingly arranged at the other end of each connecting rod, a threaded hole is formed in the middle of each support hole and communicated with the corresponding connecting rod, one end of each guide rod is correspondingly sleeved in the corresponding connecting rod, the other end of each guide rod is along the corresponding guide rod, the transmission rods are correspondingly arranged at one ends of the guide rods and are arranged in the corresponding guide sleeves, the springs are correspondingly sleeved on the guide rods, the two ends of each spring are respectively connected and fixed with the transmission rods and the corresponding connecting rods, the transmission rods are correspondingly attached to the hexagonal support columns respectively, when the fixing base is used, the fixing base is arranged on the column mounting base pile, the fixing base is fixedly connected with the base pile through the mounting holes and is clamped and fixed through the corresponding clamping grooves, then the column is sleeved on the outer side of the support clamping cylinder, so that the inner wall of the column is attached to the support blocks, then, the screw passes through the threaded holes in the upright post and the supporting block for fastening, so that the supporting block and the upright post are connected and fixed.
2. A steel frame construction column earthquake resistant construction as claimed in claim 1 wherein said gripping channel is of polygonal configuration.
3. A steel frame construction column earthquake resistant structure as defined in claim 1 wherein said primary slide channel extends diagonally and said secondary slide channel extends diagonally and at an opposite inclination to said primary slide channel.
4. A steel frame construction column earthquake resistant construction as claimed in claim 1 wherein said secondary runner extends for a length equal to one half of the length of the primary runner.
5. A steel frame construction column earthquake resistant construction as claimed in claim 1 wherein said guide sleeves are tapered in length axially along the brace.
6. A steel frame construction column earthquake-resistant structure according to claim 1, wherein said supporting blocks are of a truncated cone structure.
7. A steel frame construction column earthquake resistant structure as defined in claim 6 wherein said brace blocks have a plurality of friction rings disposed on the large end faces thereof.
8. A steel frame construction column earthquake resistant construction as claimed in claim 7 wherein said friction rings extend in layers.
CN201810943685.1A 2018-08-18 2018-08-18 Steel frame construction stand shock-resistant structure Active CN109057487B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810943685.1A CN109057487B (en) 2018-08-18 2018-08-18 Steel frame construction stand shock-resistant structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810943685.1A CN109057487B (en) 2018-08-18 2018-08-18 Steel frame construction stand shock-resistant structure

Publications (2)

Publication Number Publication Date
CN109057487A CN109057487A (en) 2018-12-21
CN109057487B true CN109057487B (en) 2020-07-31

Family

ID=64687402

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810943685.1A Active CN109057487B (en) 2018-08-18 2018-08-18 Steel frame construction stand shock-resistant structure

Country Status (1)

Country Link
CN (1) CN109057487B (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1431373A (en) * 2003-02-18 2003-07-23 东南大学 Super elasticity pull, Press wrest damper made from memory alloy of shape of engineering structure
CN101575882A (en) * 2009-05-05 2009-11-11 大连理工大学 Mixed type shape memory alloy multi-dimensional vibration isolator
CN201679096U (en) * 2010-03-26 2010-12-22 昆明理工大学 Wooden pillar base shock-resistant quick assembly connector
JP5096979B2 (en) * 2008-03-28 2012-12-12 旭化成ホームズ株式会社 Reinforcement structure of ramen structure
CN203256902U (en) * 2013-04-03 2013-10-30 同济大学 Rocking shock absorption anti-buckling column type support base
CN204919583U (en) * 2015-08-22 2015-12-30 郭勇 Cushion cap formula shock insulation pile foundation
CN206109973U (en) * 2016-10-26 2017-04-19 浙江钢泰钢结构工程有限公司 Steel structure damping support
CN107740626A (en) * 2017-09-01 2018-02-27 西安建筑科技大学 A kind of expansion cross-shaped steel SRC posts with multistage composite damper
CN108856179A (en) * 2018-08-13 2018-11-23 淮北创之社信息科技有限公司 A kind of liquid bath type carbon on engine cleaning device
CN108643032B (en) * 2018-03-29 2019-05-10 江南大学 A kind of antidetonation bridge pad

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1431373A (en) * 2003-02-18 2003-07-23 东南大学 Super elasticity pull, Press wrest damper made from memory alloy of shape of engineering structure
JP5096979B2 (en) * 2008-03-28 2012-12-12 旭化成ホームズ株式会社 Reinforcement structure of ramen structure
CN101575882A (en) * 2009-05-05 2009-11-11 大连理工大学 Mixed type shape memory alloy multi-dimensional vibration isolator
CN201679096U (en) * 2010-03-26 2010-12-22 昆明理工大学 Wooden pillar base shock-resistant quick assembly connector
CN203256902U (en) * 2013-04-03 2013-10-30 同济大学 Rocking shock absorption anti-buckling column type support base
CN204919583U (en) * 2015-08-22 2015-12-30 郭勇 Cushion cap formula shock insulation pile foundation
CN206109973U (en) * 2016-10-26 2017-04-19 浙江钢泰钢结构工程有限公司 Steel structure damping support
CN107740626A (en) * 2017-09-01 2018-02-27 西安建筑科技大学 A kind of expansion cross-shaped steel SRC posts with multistage composite damper
CN108643032B (en) * 2018-03-29 2019-05-10 江南大学 A kind of antidetonation bridge pad
CN108856179A (en) * 2018-08-13 2018-11-23 淮北创之社信息科技有限公司 A kind of liquid bath type carbon on engine cleaning device

Also Published As

Publication number Publication date
CN109057487A (en) 2018-12-21

Similar Documents

Publication Publication Date Title
JPH08510539A (en) Motion damper for large structures
CN109057487B (en) Steel frame construction stand shock-resistant structure
TWI554667B (en) Assembly buckling restrained brace using steel bar
CN104947826B (en) Self-reset anti-flexure support device
CN104929265B (en) Spring Self-reset anti-flexure support device
CN110924289A (en) Damper with limiting and shearing functions
CN109356403B (en) Anti-seismic buffering type integrated house
CN110984672A (en) Anti-seismic erection device for installation of building electromechanical cables
EP3818281A1 (en) A structural connector
JP6618760B2 (en) Structure for enhancing performance of rubber bearing device or seismic isolation device using damping damper for structure
CN1025451C (en) Pipe restraint
JP2016142111A (en) Damping structure
JP6415138B2 (en) Damping device for tension material
CN211525682U (en) Electromechanical shock-absorbing support
CN210031809U (en) Anti-seismic device for civil engineering
CN212867434U (en) Light energy-saving rotary drilling rod
CN213117290U (en) Damping rubber support
CN212427908U (en) Mounting structure for architectural decoration with regulatory function
CN210858187U (en) Multistage yielding double-pipe constraint type self-resetting buckling-restrained brace device
CN206289529U (en) A kind of multi-functional compound support
CN211853044U (en) Convenient high strength antidetonation support is dismantled in installation
CN211898950U (en) Shock insulation rubber support for building bottom
CN210263179U (en) Pile foundation settlement monitoring device
CN209760447U (en) Civil engineering steel frame beam structure
CN213061680U (en) Bridge and damping limiting device thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20200701

Address after: 266200 No. 1131 Yanqing Road, Jimo City, Qingdao City, Shandong Province

Applicant after: QINGDAO EIHE STEEL STRUCTURE Co.,Ltd.

Address before: 222200 Tongqu Lane 17, Yishan Town, Guanyun County, Lianyungang City, Jiangsu Province

Applicant before: Zhang Wenying

GR01 Patent grant
GR01 Patent grant