CN110670726B - Steel structure earthquake-resistant structure for building - Google Patents
Steel structure earthquake-resistant structure for building Download PDFInfo
- Publication number
- CN110670726B CN110670726B CN201910911278.7A CN201910911278A CN110670726B CN 110670726 B CN110670726 B CN 110670726B CN 201910911278 A CN201910911278 A CN 201910911278A CN 110670726 B CN110670726 B CN 110670726B
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- rod
- ball
- earthquake
- connecting device
- mounting
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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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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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
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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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
- E04H9/024—Structures with steel columns and beams
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Steel construction earthquake-resistant structure for building, including a plurality of pole settings, pole setting equidistance cartridge is subaerial, and the mount pad is all established to pole setting upper segment and hypomere cover, two the mount pad all can slide in the pole setting, and ball-type connecting device is all installed to the mount pad both sides, and the ball-type connecting device of the mount pad one side of pole setting upper segment and the ball-type connecting device of the mount pad one side of adjacent pole setting hypomere pass through the connecting rod and connect, and the briquetting outer lane is fixed with a plurality of collars, and the collar on the second fly leaf and the collar on the close briquetting adopt third spring coupling. Steel construction anti-seismic structure for building, the structure safety is applicable in the earthquake of different ranks, can cushion the vibrations of a plurality of directions that the earthquake caused, safe and reliable, after the earthquake, changes the new round pin axle of dress, can consolidate the steel construction once more, and is simple and convenient, need not spend a large amount of time.
Description
Technical Field
The invention belongs to the field of earthquake-resistant structures, and particularly relates to an earthquake-resistant structure of a steel structure for a building.
Background
The steel structure is a structure formed by steel materials, is one of main building structure types, and mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, wherein all the members or components are usually connected by welding lines, bolts or rivets.
The earthquake is also called as earthquake motion and earth vibration, and is a natural phenomenon that earthquake waves are generated during the vibration caused in the process of quickly releasing energy from the earth crust, and the mutual extrusion and collision between plates on the earth cause the dislocation and the breakage of the plate edges and the inside of the plates, which are main reasons for the earthquake.
The support is usually used as the connecting element to current steel construction to set up the antidetonation effect of antidetonation material in order to improve the steel construction in the support, and the antidetonation material is mostly rubber pad or spring, can only play certain antidetonation effect, and to strong earthquake, the steel construction very easily damages the antidetonation material at the vibration of level and vertical direction, and the antidetonation effect is poor, and the steel construction very easily damages, shortens the life of steel construction, after the earthquake, also needs to spend a large amount of time to repairment again.
Disclosure of Invention
The invention provides a steel structure anti-seismic structure for a building, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a steel structure earthquake-resistant structure for buildings comprises a plurality of vertical rods, wherein the vertical rods are equidistantly inserted on the ground, mounting seats are sleeved on the upper sections and the lower sections of the vertical rods, the two mounting seats can slide on the vertical rods, spherical connecting devices are mounted on two sides of each mounting seat, the spherical connecting device on one side of each mounting seat on the upper section of each vertical rod is connected with the spherical connecting device on one side of each mounting seat on the lower section of the adjacent vertical rod through a connecting rod, the spherical connecting device on the other side of each mounting seat on the upper section of each vertical rod is connected with the spherical connecting device on the other side of each mounting seat on the lower section of the adjacent vertical rod through an inserting mechanism, a first baffle is fixed on the bottom surface of each mounting seat on the upper section of each vertical rod, a second baffle is fixedly mounted below the first baffle axially of each vertical rod, a first spring is mounted between the first baffle and the, a limiting sleeve is fixedly mounted on the lower end of the first movable plate in the axial direction of the vertical rod, a round hole is formed in the first movable plate in the axial direction of the vertical rod, the vertical rod penetrates through the round hole, a second spring is mounted in the limiting sleeve at the upper end of the pressing block, a second movable plate is mounted at the upper end of the first movable plate, the second movable plate is mounted at the upper ends of the two adjacent first movable plates, a plurality of mounting rings are fixed between the two adjacent first movable plates at the lower end of the second movable plate, a plurality of mounting rings are fixed on the outer ring of the pressing block, and the mounting rings on the second movable plate and the mounting rings.
As above steel structure earthquake-resistant structure for building, ball-type connecting device include ball-shaped pole, fixed cover, adapter sleeve and screw, spherical circular slot has been seted up to the mount pad both sides, and the ball-shaped pole head adopts the bulb design, and the ball-shaped pole afterbody adopts the cylindricality design, the ball-shaped pole head is installed in spherical circular slot, the ball-shaped pole is installed on the mount pad through fixed cover, and the ball-shaped pole afterbody is fixed with the connecting rod or alternates the mechanism through the adapter sleeve connection, adapter sleeve and fixed cover all use the screw fastening.
As above steel structure earthquake-resistant structure for building, alternate mechanism include first dead lever, second dead lever, wear the socket, alternate the seat and adopt the rectangular plate design, alternate a middle part and seted up the rectangular hole, first dead lever one side fixed connection is on the ball-type connecting device of pole setting upper segment, first dead lever opposite side is fixed at the top of wearing the socket, the bottom at wearing the socket is fixed at second dead lever top, second dead lever opposite side is connected and is fixed on the ball-type connecting device of adjacent pole setting hypomere, the connecting rod of installation in the adjacent pole setting passes from the rectangular hole at alternate a middle part.
As above-mentioned steel structure earthquake-resistant structure for building, pass and wear socket rectangular hole position install a plurality of installation pieces on the connecting rod, the installation piece adopts round pin axle fixed connection with penetrating the seat, and the resistance to shear ability of round pin axle is less than connecting rod and penetrating mechanism.
The invention has the advantages that: after the shock absorber is installed, when an earthquake occurs, the pin shaft is broken, the connecting rod swings in the penetrating seat, the installing seat slides up and down along the vertical rod, the spherical connecting devices are installed on two sides of the installing seat, the spherical connecting device on one side of the installing seat on the upper section of the vertical rod is connected with the spherical connecting device on one side of the installing seat on the lower section of the adjacent vertical rod through the connecting rod, the spherical connecting device on the other side of the installing seat on the upper section of the vertical rod is connected with the spherical connecting device on the other side of the installing seat on the lower section of the adjacent vertical rod through the penetrating mechanism, and the shock absorber can; a first spring is arranged below a mounting seat at the upper section of the vertical rod, a pressing block is arranged at the upper end of the mounting seat at the upper section of the vertical rod, the pressing block has certain weight, a second spring is arranged on the pressing block, the second spring is arranged in a limiting sleeve, the limiting sleeve is fixedly arranged at the lower end of a first movable plate, a round hole is formed in the first movable plate and can be penetrated by the vertical rod, a second movable plate is arranged on the first movable plate, a mounting ring is fixedly arranged between two adjacent first movable plates at the lower end of the second movable plate, a plurality of mounting rings are fixed on the outer ring of the pressing block, the mounting rings on the second movable plate are connected with the mounting rings on the adjacent pressing block through a third spring, and the first spring, the second spring and the third spring are combined with the weight of parts such as; after the earthquake is finished, the steel structure can be reinforced again after a new pin shaft is replaced; the steel structure earthquake-resistant structure for the building is safe in structure and can be suitable for earthquakes of different levels; the earthquake-proof cushion can buffer the vibration in multiple directions caused by earthquakes, and is safe and reliable; after the earthquake, change the new round pin axle of dress, can consolidate the steel construction once more, it is simple and convenient, need not spend a large amount of time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the portion I in FIG. 1; FIG. 3 is a schematic view of the direction A of FIG. 1; FIG. 4 is an enlarged view of the area II in FIG. 3; FIG. 5 is an enlarged view of part III of FIG. 3; fig. 6 is a schematic view of the direction B of fig. 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A steel structure earthquake-resistant structure for buildings comprises a plurality of upright posts 1, wherein the upright posts 1 are inserted on the ground 2 at equal intervals, mounting seats 3 are sleeved on the upper sections and the lower sections of the upright posts 1, two mounting seats can slide on the upright posts 1, spherical connecting devices are mounted on two sides of each mounting seat 3, the spherical connecting device on one side of each mounting seat 3 on the upper section of each upright post 1 is connected with the spherical connecting device on one side of each mounting seat 3 on the lower section of the adjacent upright post 1 through a connecting rod 4, the spherical connecting device on the other side of each mounting seat 3 on the upper section of each upright post 1 is connected with the spherical connecting device on the other side of each mounting seat 3 on the lower section of the adjacent upright post 1 through an inserting mechanism, a first baffle 5 is fixed on the bottom surface of each mounting seat 3 on the upper section of each upright post 1, a second baffle 6 is fixedly mounted below the first baffle 5 on the axial direction of, the top surface cover of the mount pad 3 of the 1 upper segment in pole setting is equipped with briquetting 8, and first fly leaf 9 is installed to 1 top briquetting 8 top in pole setting, and fixed mounting has stop collar 10 in the 1 axial of first fly leaf 9 lower extreme pole setting, has seted up the round hole in the 1 axial of pole setting on the first fly leaf 9, pole setting 1 passes from the round hole, installs second spring 11 in the stop collar 10 of 8 upper ends of briquetting, and second fly leaf 12 is installed to first fly leaf 9 upper end, second fly leaf 12 is installed in two adjacent first fly leaves 9 upper ends, is fixed with a plurality of collars 13 between the two adjacent first fly leaves 9 of 12 lower extremes of second fly leaf, and 8 outer lanes of briquetting are fixed with a plurality of collars 13, and the collar 13 on the 12 of second fly leaf and the collar 13 on the close briquetting 8 adopt third spring 14 to connect. After the shock absorber is installed, when an earthquake happens, the pin shaft 23 is broken, the connecting rod 4 swings in the through socket 21, the installation seat 3 slides up and down along the vertical rod 1, the two sides of the installation seat 3 are both provided with spherical connecting devices, the spherical connecting device on one side of the installation seat 3 on the upper section of the vertical rod 1 is connected with the spherical connecting device on one side of the installation seat 3 on the lower section of the adjacent vertical rod 1 through the connecting rod 4, the spherical connecting device on the other side of the installation seat 3 on the upper section of the vertical rod 1 is connected with the spherical connecting device on the other side of the installation seat 3 on the lower section of the adjacent vertical rod 1 through the inserting mechanism, and the shock absorber can be; a first spring 7 is arranged below the mounting seat 3 at the upper section of the upright stanchion 1, a pressing block 8 is arranged at the upper end of the mounting seat 3 at the upper section of the upright stanchion 1, the pressing block 8 has certain weight, a second spring 11 is arranged on the pressing block 8, the second spring 11 is arranged in a limiting sleeve 10, the limiting sleeve 10 is fixedly arranged at the lower end of a first movable plate 9, a round hole is arranged on the first movable plate 9, the circular hole can be penetrated by the vertical rod 1, the first movable plate 9 is provided with the second movable plate 12, the mounting ring 13 is fixedly arranged between two adjacent first movable plates 9 at the lower end of the second movable plate 12, the outer ring of the pressing block 8 is fixedly provided with a plurality of mounting rings 13, the mounting rings 13 on the second movable plate 12 are connected with the mounting rings 13 on the adjacent pressing blocks 8 by adopting the third spring 14, and the first spring 7, the second spring 11 and the third spring 14 are combined with the weight of parts such as the pressing block 8 to buffer the vibration in other two directions caused by the earthquake; after the earthquake is finished, the steel structure can be reinforced again after a new pin shaft 23 is replaced; the steel structure earthquake-resistant structure for the building is safe in structure and can be suitable for earthquakes of different levels; the earthquake-proof cushion can buffer the vibration in multiple directions caused by earthquakes, and is safe and reliable; after the earthquake, change dress new round pin axle 23, can consolidate the steel construction once more, it is simple and convenient, need not spend a large amount of time.
Particularly, as shown in the figure, ball-type connecting device described in this embodiment includes ball rod 15, fixed cover 16, adapter sleeve 17 and screw 18, and spherical circular slot has been seted up to mount pad 3 both sides, and the design of bulb is adopted to ball rod 15 head, and the design of cylindricality is adopted to ball rod 15 afterbody, ball rod 15 head is installed in spherical circular slot, ball rod 15 installs on mount pad 3 through fixed cover 16, and ball rod 15 afterbody is connected through adapter sleeve 17 and is fixed with connecting rod 4 or alternate the mechanism, adapter sleeve 17 and fixed cover 16 all use screw 18 to fasten. When the spherical rod 15 needs to be installed, the spherical rod 15 is installed in a spherical circular groove in the installation seat 3, and then the fixed sleeve 16 is sleeved in the tail part of the spherical rod 15 and is fastened through the screw 18; when the connecting rod 4 or the inserting mechanism needs to be connected to the spherical connecting device, the tail part of the spherical rod 15 is sleeved in one side of the connecting sleeve 17, the connecting rod 4 or the inserting mechanism is sleeved in the other side of the connecting sleeve 17, and the connecting rod 4 or the inserting mechanism is fastened through the screw 18 after the connection is finished; convenient installation and disassembly.
Specifically, as shown in the figure, the penetrating mechanism described in this embodiment includes a first fixing rod 19, a second fixing rod 20, a penetrating socket 21, the penetrating socket 21 adopts a rectangular plate design, a rectangular hole is opened in the middle of the penetrating socket 21, one side of the first fixing rod 19 is fixedly connected to the ball-type connecting device at the upper section of the vertical rod 1, the other side of the first fixing rod 19 is fixed to the top of the penetrating socket 21, the top of the second fixing rod 20 is fixed to the bottom of the penetrating socket 21, the other side of the second fixing rod 20 is connected and fixed to the ball-type connecting device at the lower section of the adjacent vertical rod 1, and the connecting rod 4 installed on the adjacent vertical rod 1 penetrates through the rectangular. The operator can conveniently connect and install.
Further, as shown in the drawings, the connecting rod 4 penetrating through the rectangular hole of the insertion socket 21 in the embodiment is provided with a plurality of mounting blocks 22, the mounting blocks 22 and the insertion seat 21 are fixedly connected by using a pin 23, and the shearing resistance of the pin 23 is lower than that of the connecting rod 4 and the insertion mechanism. Before an earthquake occurs, the steel structure can be fixedly connected through the pin shaft 23, so that the firmness of the steel structure is enhanced; when an earthquake occurs, the pin shaft 23 is broken, the connecting rod 5 can shake in the penetrating seat 21, the adjacent penetrating mechanisms can be prevented from being influenced as much as possible, and the shock resistance of the steel structure is improved; after the earthquake, the steel structure can be fastened again by replacing the pin shaft 23 with a new one.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. Steel construction earthquake-resistant structure for building, its characterized in that: comprises a plurality of upright posts (1), the upright posts (1) are inserted on the ground (2) at equal intervals, mounting seats (3) are sleeved on the upper section and the lower section of each upright post (1), two mounting seats can slide on the upright posts (1), spherical connecting devices are mounted on two sides of each mounting seat (3), the spherical connecting device on one side of each mounting seat (3) on the upper section of each upright post (1) is connected with the spherical connecting device on one side of each mounting seat (3) on the lower section of the adjacent upright post (1) through a connecting rod (4), the spherical connecting device on the other side of each mounting seat (3) on the upper section of each upright post (1) is connected with the spherical connecting device on the other side of each mounting seat (3) on the lower section of the adjacent upright post (1) through an inserting mechanism, a first baffle (5) is fixed on the bottom surface of each mounting seat (3) on the upper section of each upright post (1), a second baffle (6) is fixedly mounted below, a first spring (7) is arranged between the first baffle (5) and the second baffle (6), a pressing block (8) is sleeved on the top surface of a mounting seat (3) at the upper section of the upright rod (1), a first movable plate (9) is arranged above the pressing block (8) at the top of the upright rod (1), a limit sleeve (10) is fixedly arranged in the axial direction of the upright rod (1) at the lower end of the first movable plate (9), a round hole is axially formed in the upright rod (1) on the first movable plate (9), the upright rod (1) penetrates through the round hole, a second spring (11) is arranged in the limit sleeve (10) at the upper end of the pressing block (8), a second movable plate (12) is arranged at the upper end of the first movable plate (9), a plurality of mounting rings (13) are fixed between the two adjacent first movable plates (9) at the lower end of the second movable plate (12), a plurality of mounting rings (13) are fixed on the outer ring of the pressing block (8), and the mounting ring (13) on the second movable plate (12) is connected with the mounting ring (13) on the adjacent pressing block (8) by a third spring (14).
2. The constructional steel structure earthquake-resistant structure as set forth in claim 1, wherein: ball-type connecting device include ball-shaped pole (15), fixed cover (16), adapter sleeve (17) and screw (18), spherical circular slot has been seted up to mount pad (3) both sides, ball-shaped pole (15) head adopts the bulb design, and ball-shaped pole (15) afterbody adopts the cylindricality design, ball-shaped pole (15) head is installed in spherical circular slot, ball-shaped pole (15) are installed on mount pad (3) through fixed cover (16), and ball-shaped pole (15) afterbody is connected through adapter sleeve (17) and is fixed with connecting rod (4) or alternates the mechanism, adapter sleeve (17) and fixed cover (16) all use screw (18) fastening.
3. The constructional steel structure earthquake-resistant structure as set forth in claim 1, wherein: the penetrating mechanism comprises a first fixing rod (19), a second fixing rod (20) and a penetrating seat (21), the penetrating seat (21) is designed by a rectangular plate, the middle of the penetrating seat (21) is provided with a rectangular hole, one side of the first fixing rod (19) is fixedly connected to a spherical connecting device at the upper section of the vertical rod (1), the other side of the first fixing rod (19) is fixedly arranged at the top of the penetrating seat (21), the top of the second fixing rod (20) is fixedly arranged at the bottom of the penetrating seat (21), the other side of the second fixing rod (20) is fixedly connected to a spherical connecting device at the lower section of the adjacent vertical rod (1), and a connecting rod (4) installed on the adjacent vertical rod (1) penetrates through the rectangular hole at the middle part of the penetrating seat (21).
4. The constructional steel structure earthquake-resistant structure as set forth in claim 3, wherein: the connecting rod (4) penetrates through the rectangular hole of the socket (21) and is provided with a plurality of mounting blocks (22), the mounting blocks (22) and the penetrating seat (21) are fixedly connected through pin shafts (23), and the shearing resistance of the pin shafts (23) is lower than that of the connecting rod (4) and the penetrating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911278.7A CN110670726B (en) | 2019-09-25 | 2019-09-25 | Steel structure earthquake-resistant structure for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911278.7A CN110670726B (en) | 2019-09-25 | 2019-09-25 | Steel structure earthquake-resistant structure for building |
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| Publication Number | Publication Date |
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| CN110670726A CN110670726A (en) | 2020-01-10 |
| CN110670726B true CN110670726B (en) | 2020-10-02 |
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| CN201910911278.7A Expired - Fee Related CN110670726B (en) | 2019-09-25 | 2019-09-25 | Steel structure earthquake-resistant structure for building |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374112B (en) * | 2020-07-20 | 2022-08-12 | 长江师范学院 | Anti-collision device for anti-seismic joints of buildings |
| CN117888628B (en) * | 2024-03-14 | 2024-05-28 | 南安市装备制造业技术研究院 | Building steel structure with anti-seismic function |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005226423A (en) * | 2004-02-10 | 2005-08-25 | Shozaburo Sato | Base isolation device |
| CN106930589B (en) * | 2016-09-08 | 2023-05-16 | 中国地震局工程力学研究所 | Three-way shock insulation device with vertical large displacement shock insulation |
| CN207863515U (en) * | 2017-09-18 | 2018-09-14 | 王小坤 | A kind of novel building ergonomic support device |
| CN208907992U (en) * | 2018-09-04 | 2019-05-28 | 东莞理工学院 | A kind of computer antishock device |
| CN108951881A (en) * | 2018-10-10 | 2018-12-07 | 安徽建筑大学 | A kind of connection structure of assembled architecture support |
| CN209261312U (en) * | 2018-10-10 | 2019-08-16 | 徐赵东 | It is a kind of with multi-direction anti-pulling, the multidimensional of pretightning force function every vibration absorber |
| CN208955046U (en) * | 2018-10-12 | 2019-06-07 | 山西普讯能联电子有限公司 | The accumulator plant of automation storage and expansion function |
| CN209227783U (en) * | 2018-11-22 | 2019-08-09 | 湖南四维抗震科技有限公司 | A kind of building construction aseismatic bearing |
| CN109811930B (en) * | 2019-03-22 | 2021-06-18 | 广东海龙建筑科技有限公司 | Assembled steel construction outer wall |
| CN110173048A (en) * | 2019-06-20 | 2019-08-27 | 广东金利安建材有限公司 | A kind of movable villa construction steel structure framework facilitating installation |
| CN110258925B (en) * | 2019-07-15 | 2020-05-08 | 广州卓筑建筑设计有限公司 | Improved steel structure upright post |
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2019
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Granted publication date: 20201002 Termination date: 20210925 |