CN110409664A - A kind of pre-stressed steel plate concrete shear wall structure - Google Patents
A kind of pre-stressed steel plate concrete shear wall structure Download PDFInfo
- Publication number
- CN110409664A CN110409664A CN201910669720.XA CN201910669720A CN110409664A CN 110409664 A CN110409664 A CN 110409664A CN 201910669720 A CN201910669720 A CN 201910669720A CN 110409664 A CN110409664 A CN 110409664A
- Authority
- CN
- China
- Prior art keywords
- presstressed reinforcing
- steel plate
- mounting groove
- reinforcing steel
- concrete
- 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.)
- Granted
Links
Classifications
-
- 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
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6815—Expansion elements specially adapted for wall or ceiling parts
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
-
- 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
Abstract
The invention discloses a kind of pre-stressed steel plate concrete shear wall structures, including pedestal, concrete wall layers, steel plate layer, soundproof plate and waterproof coating, concrete wall layers are provided with above the pedestal, and steel plate layer is provided on the outside of concrete wall layers, and soundproof plate is installed on the outside of steel plate layer, the inside of the concrete wall layers, which is run through, the first presstressed reinforcing steel, and first is provided with the second presstressed reinforcing steel on the right side of presstressed reinforcing steel, and the both ends of the second presstressed reinforcing steel are provided with disrance sleeve, and the both ends of first presstressed reinforcing steel are provided with anchoring piece.The pre-stressed steel plate concrete shear wall structure is provided with disrance sleeve, the contact surface between the second presstressed reinforcing steel and wall is adjusted by disrance sleeve, all presstressed reinforcing steels are not allowed to be all pressurized in end head, disperse the compression face of wall, the active force of presstressed reinforcing steel is avoided all to concentrate on the both ends of wall, the case where preventing wall both ends from cracking, improves the service life of device.
Description
Technical field
The present invention relates to shear wall technical field, specially a kind of pre-stressed steel plate concrete shear wall structure.
Background technique
Shear wall is a kind of a kind of mixed mud wallboard for being mounted on and bearing horizontal loading suffered by building in building, in height
It is relatively conventional in layer building, it can effectively prevent building structure and become under vibration or windage by biggish shearing force
Shape, but existing shear wall still has several drawbacks place when in use:
1, a kind of level disclosed in Publication No. CN201679114U is cracked energy dissipation prestressed shear wall structure, including reinforcing bar
Concrete walls, energy-consuming device, junction steel plate, horizontal joint, presstressed reinforcing steel, high-strength bolt, anchoring accessory and basis, by shearing
Horizontal joint is set in wall construction and enhances energy dissipation capacity using a kind of connecting elements or device, while being arranged in shear wall and erecting
Carry out the switching performance of reinforcement structure to high strength wire and improves the rigidity of structure, when larger displacement deformation occurs, due to
The presence of presstressed reinforcing steel enables structure relatively to return to original position, so that structure is had good self-resetting capability, while reinforcing bar is mixed
Solidifying cob wall itself there is no damage, but the wall when deforming due to presstressed reinforcing steel generate active force all act on
The case where both ends of wall, wall both ends are easy to appear cracking, reduces the service life of device；
2, existing shear wall lacks the structure absorbed to deformation when deformation occurs, when wall is by horizontal loading
Rear surface easily deforms, and wall volume when being influenced by temperature change can change, and influence the planarization of shear wall
And stability, reduce the practicability of device.
In view of the above-mentioned problems, being badly in need of carrying out innovative design on the basis of original steel plate concrete shear wall structure.
Summary of the invention
The purpose of the present invention is to provide a kind of pre-stressed steel plate concrete shear wall structures, to solve above-mentioned background technique
The shear wall existing currently on the market proposed is when deforming since the active force that presstressed reinforcing steel generates all acts on wall
The case where both ends of body, wall both ends are easy to appear cracking, and existing shear wall lacks when deformation occurs to deformation progress
The problem of structure of absorption.
To achieve the above object, the invention provides the following technical scheme: a kind of pre-stressed steel plate concrete shear wall structure,
Including pedestal, concrete wall layers, steel plate layer, soundproof plate and waterproof coating, concrete wall layers are provided with above the pedestal, and
The two sides of concrete wall layers are provided with steel plate layer, and soundproof plate is equipped on the outside of steel plate layer, the outer side spray of the soundproof plate
It is coated with waterproof coating, and is provided with the first fire resistant coating on the outside of waterproof coating, the inside of the concrete wall layers is through having the
One presstressed reinforcing steel, and several second presstressed reinforcing steels are provided on the right side of the first presstressed reinforcing steel, and the both ends of the second presstressed reinforcing steel
It is provided with disrance sleeve, the both ends of first presstressed reinforcing steel are provided with anchoring piece, and the surface of the concrete wall layers is provided with
Expansion joint, and expansion joint is internally connected with elastic rubber, and the front and rear sides of elastic rubber are provided with aluminium alloy pedestal,
The front and rear sides of the aluminium alloy pedestal are fixed with connecting plate, and waterproof roll are provided on the outside of connecting plate, and waterproof roll
It is coated with the second fire resistant coating on the outside of material, the first mounting groove, and the first peace are provided on the outside of the outer end of the aluminium alloy pedestal
The second mounting groove is connected on the outside of tankage, first mounting groove is provided with the inside of concrete wall layers, second installation
Slot is provided with the inside of steel plate layer.
Preferably, it is connected between the soundproof plate and steel plate layer for screw, and center of the soundproof plate about concrete wall layers
It is symmetrical arranged before and after line.
It preferably, is bonding connection between the expansion joint and elastic rubber, and the second fire resistant coating on the outside of expansion joint
With the first fire resistant coating flush.
Preferably, center line symmetrical above and below setting of the disrance sleeve about the second presstressed reinforcing steel, and every second is pre-
The disrance sleeve on stress rib surface is different length setting.
Preferably, it keeps connecting by connecting plate between the aluminium alloy pedestal, and between aluminium alloy pedestal and connecting plate
It is connected for weldedization, and connecting plate is that folder metallic framework layer offset plate material is constituted.
Preferably, the inner space of first mounting groove and the second mounting groove is connected, and the first mounting groove and second
It constitutes and is connected together between mounting groove and aluminium alloy pedestal, and the side cross-sectional of aluminium alloy pedestal is designed in "U" shaped structure.
Compared with prior art, the beneficial effects of the present invention are: the pre-stressed steel plate concrete shear wall structure；
It is provided with disrance sleeve, the contact surface between the second presstressed reinforcing steel and wall is adjusted by disrance sleeve,
It does not allow all presstressed reinforcing steels to be all pressurized in end head, disperses the compression face of wall, the active force of presstressed reinforcing steel is avoided all to concentrate
At the both ends of wall, the case where preventing wall both ends from cracking, the service life of device is improved；
It is provided with expansion joint and elastic rubber, is absorbed by the deformation that wall occurs for the design at expansion joint, simultaneously
So that wall is still able to maintain good planarization by the cooperation of expansion joint and elastic rubber when wall volume changes, improves
The stability and practicability of device；
It is provided with aluminium alloy pedestal, the first mounting groove and the second mounting groove, by between aluminium alloy pedestal and connecting plate
Fixation is attached the wall of expansion joint two sides, improves the overall stability of wall, while aluminium alloy pedestal is by with first
Engaging between mounting groove and the second mounting groove increases device but also the connection of steel plate layer and concrete wall layers is strengthened
Practicability.
Detailed description of the invention
Fig. 1 is that present invention master cuts open structural schematic diagram；
Fig. 2 bows for this practical novel concrete wall layers and cuts open type structural schematic diagram；
Fig. 3 is schematic view of the front view of the present invention；
Fig. 4 is that structural schematic diagram is cutd open in expansion joint side of the present invention.
In figure: 1, pedestal；2, concrete wall layers；3, steel plate layer；4, soundproof plate；5, waterproof coating；6, the first fire resistant coating；
7, expansion joint；8, elastic rubber；9, the first presstressed reinforcing steel；10, the second presstressed reinforcing steel；11, anchoring piece；12, disrance sleeve；13,
Aluminium alloy pedestal；14, the first mounting groove；15, the second mounting groove；16, connecting plate；17, waterproof roll；18, the second fire resistant coating.
Specific embodiment
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of pre-stressed steel plate concrete shear wall structure, packet
Include pedestal 1, concrete wall layers 2, steel plate layer 3, soundproof plate 4, waterproof coating 5, the first fire resistant coating 6, expansion joint 7, elastic rubber
8, the first presstressed reinforcing steel 9, the second presstressed reinforcing steel 10, anchoring piece 11, disrance sleeve 12, aluminium alloy pedestal 13, the first mounting groove 14,
Second mounting groove 15, connecting plate 16, waterproof roll 17 and the second fire resistant coating 18, the top of pedestal 1 are provided with concrete wall layers
2, and the outside of concrete wall layers 2 is provided with steel plate layer 3, and the outside of steel plate layer 3 is equipped with soundproof plate 4, soundproof plate 4 it is outer
Side spray is coated with waterproof coating 5, and the outside of waterproof coating 5 is provided with the first fire resistant coating 6, and the inside of concrete wall layers 2 is run through
There is the first presstressed reinforcing steel 9, and the right side of the first presstressed reinforcing steel 9 is provided with the second presstressed reinforcing steel 10, and the second presstressed reinforcing steel 10
Both ends be provided with disrance sleeve 12, the both ends of the first presstressed reinforcing steel 9 are provided with anchoring piece 11, and the surface of concrete wall layers 2 is set
It is equipped with expansion joint 7, and expansion joint 7 is internally connected with elastic rubber 8, and the front and rear sides of elastic rubber 8 are provided with aluminium
Alloy pedestal 13, the front and rear sides of aluminium alloy pedestal 13 are fixed with connecting plate 16, and the outside of connecting plate 16 is provided with waterproof roll
Material 17, and the outside of waterproof roll 17 is coated with the second fire resistant coating 18 is provided with the on the outside of the outer end of aluminium alloy pedestal 13
One mounting groove 14, and the outside of the first mounting groove 14 is connected with the second mounting groove 15, the first mounting groove 14 is provided with concrete walls
The inside of layer 2, the second mounting groove 15 are provided with the inside of steel plate layer 3；
It is connected between soundproof plate 4 and steel plate layer 3 for screw, and soundproof plate 4 is about right before and after the center line of concrete wall layers 2
Claim setting, said structure design to keep stable connection between soundproof plate 4 and steel plate layer 3, makes device in the work of soundproof plate 4
There is better soundproof effect with lower, increase the practicability and functionality of device；
It is bonding connection between expansion joint 7 and elastic rubber 8, and second fire resistant coating 18 and first in 7 outside of expansion joint
6 flush of fire resistant coating, said structure design make concrete wall layers 2 can by squeezing elastic rubber 8 when deformation occurs
Deformation occurs in expansion joint 7 for elastic rubber 8, and the deformation generated to concrete wall layers 2 absorbs, and device is made to keep good
Globality；
Center line symmetrical above and below setting of the disrance sleeve 12 about the second presstressed reinforcing steel 10, and every second presstressed reinforcing steel 10
The disrance sleeve 12 on surface is different length setting, and said structure design can answer in advance under the action of disrance sleeve 12 second
Contact surface between power muscle 10 and concrete wall layers 2 is adjusted, and disperses the compression face of wall, prevents wall both ends from cracking
The case where, improve the service life of device；
Connection is kept by connecting plate 16 between aluminium alloy pedestal 13, and is weldering between aluminium alloy pedestal 13 and connecting plate 16
Integrated connection is connect, and connecting plate 16 is that folder metallic framework layer offset plate material is constituted, said structure design makes connecting plate 16
With certain intensity, it is provided simultaneously with certain deformability, is attached convenient for the metope to 7 both ends of expansion joint；
First mounting groove 14 is connected with the inner space of the second mounting groove 15, and the first mounting groove 14 and the second mounting groove
It constitutes and is connected together between 15 and aluminium alloy pedestal 13, and the side cross-sectional of aluminium alloy pedestal 13 is designed in "U" shaped structure,
Said structure design makes steel plate layer 3 and concrete wall layers 2 keep more stable connection under the action of aluminium alloy pedestal 13, mentions
The globality of high device.
Working principle: when using the pre-stressed steel plate concrete shear wall structure, firstly, mounting a device onto specific bit
It sets and carries out using according to Fig. 1, when active force of the device by horizontal loading, concrete wall layers 2 can be in the first prestressing force
It quickly restores to the original state under the action of muscle 9 and the second presstressed reinforcing steel 10, so that structure is kept good reset capability, when the first prestressing force
When muscle 9 and the second presstressed reinforcing steel 10 generate active force to concrete wall layers 2, the first presstressed reinforcing steel 9 is by it come the anchoring at both ends
Active force is discharged into the both ends of concrete wall layers 2 by part 11, the second presstressed reinforcing steel 10 by the inner end of disrance sleeve 12 to coagulation
The inside of cob wall layer 2 generates active force, to the effect of the first presstressed reinforcing steel 9 and the second presstressed reinforcing steel 10 in concrete wall layers 2
Power is dispersed, and concrete wall layers 2 is avoided to crack because local pressure is excessive, improves the practicability of device；
According to fig. 2 and shown in Fig. 3, waterproof coating 5 can effectively avoid outside moisture from penetrating into the inside of concrete wall layers 2,
The setting of first fire resistant coating 6 makes device have good anti-flammability, improves the safety in utilization of device, soundproof plate 4 can be to dress
The noise for setting two sides is absorbed, and so that device is had good sound-proofing, is increased the functionality of device；
According to Fig. 1 and Fig. 4, when deformation occurs is either influenced volume by temperature change and changed for concrete wall layers 2
When change, concrete wall layers 2 will squeeze the elastic rubber 8 in expansion joint 7, while deformation occurs therewith for connecting plate 16, right
The deformation of concrete wall layers 2 is absorbed, so that outside of deivce face still keeps good planarization, increase device uses the longevity
Life, while between steel plate layer 3 and concrete wall layers 2 between the first mounting groove 14 and the second mounting groove 15 and aluminium alloy pedestal 13
More stable connection is kept under the action of engaging, improves the overall stability of device.
The foregoing is merely a prefered embodiment of the invention, but scope of protection of the present invention is not limited thereto, any to be familiar with sheet
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those skilled in the art, should all cover
Within protection scope of the present invention.Therefore, the scope of protection of the present invention shall be subject to the scope of protection defined by the claims.
Place is not described in detail by the present invention, is the well-known technique of those skilled in the art of the present technique.
Claims (6)
1. a kind of pre-stressed steel plate concrete shear wall structure, including pedestal (1) and concrete wall layers (2), it is characterised in that: institute
It states and is provided with concrete wall layers (2) above pedestal (1), the two sides of the concrete wall layers (2) are disposed with steel plate outward
Layer (3), soundproof plate (4), waterproof coating (5) and the first fire resistant coating (6)；The inside of the concrete wall layers (2) is through having the
One presstressed reinforcing steel (9), the both ends of first presstressed reinforcing steel (9) are provided with anchoring piece (11)；The right side of first presstressed reinforcing steel (9)
Side is provided with several second presstressed reinforcing steels (10), and the both ends of every second presstressed reinforcing steel (10) are provided with disrance sleeve (12)；Institute
The both side surface for stating concrete wall layers (2) is provided with expansion joint (7), and the inside at the expansion joint (7) is connected with elastic rubber
(8)；The front and rear sides of the elastic rubber (8) are provided with aluminium alloy pedestal (13), between two aluminium alloy pedestals (13)
It is fixedly installed connecting plate (16)；It is provided with waterproof roll (17) on the outside of the connecting plate (16), the outside of waterproof roll (17)
It is provided with the second fire resistant coating (18)；It is provided with the first mounting groove (14) on the outside of the outer end of the aluminium alloy pedestal (13), and the
It is connected on the outside of one mounting groove (14) the second mounting groove (15), first mounting groove (14) is provided with concrete wall layers (2)
Inside, second mounting groove (15) is provided with the inside of steel plate layer (3).
2. a kind of pre-stressed steel plate concrete shear wall structure according to claim 1, it is characterised in that: the soundproof plate
(4) it is connected between steel plate layer (3) for screw, and soundproof plate (4) is symmetrically set about the center line front and back of concrete wall layers (2)
It sets.
3. a kind of pre-stressed steel plate concrete shear wall structure according to claim 1, it is characterised in that: the expansion joint
It (7) is bonding connection between elastic rubber (8), and the second fire resistant coating (18) and the first fire prevention painting on the outside of expansion joint (7)
Layer (6) flush.
4. a kind of pre-stressed steel plate concrete shear wall structure according to claim 1, it is characterised in that: the separation sleeve
Manage (12) center line setting symmetrical above and below about the second presstressed reinforcing steel (10), and every second presstressed reinforcing steel (10) surface every
It is different length setting from casing (12).
5. a kind of pre-stressed steel plate concrete shear wall structure according to claim 1, it is characterised in that: the aluminium alloy
Connection is kept by connecting plate (16) between pedestal (13), and is welded between aluminium alloy pedestal (13) and connecting plate (16)
Change connection, and connecting plate (16) is that folder metallic framework layer offset plate material is constituted.
6. a kind of pre-stressed steel plate concrete shear wall structure according to claim 1, it is characterised in that: first peace
Tankage (14) is connected with the inner space of the second mounting groove (15), and the first mounting groove (14) and the second mounting groove (15) and aluminium
It constitutes and is connected together between alloy pedestal (13), and the side cross-sectional of aluminium alloy pedestal (13) is designed in "U" shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910669720.XA CN110409664B (en) | 2019-07-24 | 2019-07-24 | Prestressed steel plate concrete shear wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910669720.XA CN110409664B (en) | 2019-07-24 | 2019-07-24 | Prestressed steel plate concrete shear wall structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110409664A true CN110409664A (en) | 2019-11-05 |
| CN110409664B CN110409664B (en) | 2021-03-02 |
Family
ID=68362697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910669720.XA Active CN110409664B (en) | 2019-07-24 | 2019-07-24 | Prestressed steel plate concrete shear wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110409664B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335508A (en) * | 2020-01-10 | 2020-06-26 | 中国十七冶集团有限公司 | Built-in prestressed reinforcement's combination formula steel sheet concrete shear force wall |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201679114U (en) * | 2010-05-14 | 2010-12-22 | 北京工业大学 | Horizontal seam dissipating energy prestress shear wall structure |
| CN102979221A (en) * | 2012-12-06 | 2013-03-20 | 郑州大学 | Shear wall structure configured with crossed slant internal prestress and construction method of shear wall structure |
| CN204662711U (en) * | 2015-05-27 | 2015-09-23 | 天津大学建筑设计研究院 | A kind of prestressing force hair side seam is linked and packed formula shear wall structure |
| CN205475753U (en) * | 2016-04-08 | 2016-08-17 | 中国建筑第八工程局有限公司 | Building movement joint level structure |
| CN207228402U (en) * | 2017-04-26 | 2018-04-13 | 广西大学 | The reinforced concrete shear wall of built-in prestress steel diagonal brace |
| CN208996226U (en) * | 2018-08-24 | 2019-06-18 | 上海华东发展城建设计（集团）有限公司 | A kind of ground wall deformation joint structure |
-
2019
- 2019-07-24 CN CN201910669720.XA patent/CN110409664B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201679114U (en) * | 2010-05-14 | 2010-12-22 | 北京工业大学 | Horizontal seam dissipating energy prestress shear wall structure |
| CN102979221A (en) * | 2012-12-06 | 2013-03-20 | 郑州大学 | Shear wall structure configured with crossed slant internal prestress and construction method of shear wall structure |
| CN204662711U (en) * | 2015-05-27 | 2015-09-23 | 天津大学建筑设计研究院 | A kind of prestressing force hair side seam is linked and packed formula shear wall structure |
| CN205475753U (en) * | 2016-04-08 | 2016-08-17 | 中国建筑第八工程局有限公司 | Building movement joint level structure |
| CN207228402U (en) * | 2017-04-26 | 2018-04-13 | 广西大学 | The reinforced concrete shear wall of built-in prestress steel diagonal brace |
| CN208996226U (en) * | 2018-08-24 | 2019-06-18 | 上海华东发展城建设计（集团）有限公司 | A kind of ground wall deformation joint structure |
Non-Patent Citations (1)
| Title |
|---|
| 焦涛: "《施工员质量员通用与基础知识.装饰方向》", 31 December 2013, 黄河水利出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335508A (en) * | 2020-01-10 | 2020-06-26 | 中国十七冶集团有限公司 | Built-in prestressed reinforcement's combination formula steel sheet concrete shear force wall |
| CN111335508B (en) * | 2020-01-10 | 2021-07-30 | 中国十七冶集团有限公司 | Built-in prestressed reinforcement's combination formula steel sheet concrete shear force wall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110409664B (en) | 2021-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20200095762A1 (en) | Assembled double steel-concrete composite shear wall embedded with damping interlayer and method for mounting same | |
| CN211340655U (en) | Road temporary flood prevention device for hydraulic engineering | |
| CN110258787A (en) | A kind of assembled Self-resetting concrete frame mild-steel energy-consumption combined joint | |
| CN110409664A (en) | A kind of pre-stressed steel plate concrete shear wall structure | |
| JP2021032078A (en) | Replaceable high energy dissipative prefabricated prestressed shear wall with built-in steel braces | |
| CN114753488A (en) | Assembled beam column node that contains compound power consumption subassembly | |
| CN207776148U (en) | A kind of novel compositions steel plate shear force wall | |
| CN110284602A (en) | It is a kind of heavy type large-span truss unidirectionally slide rubber support | |
| CN211006319U (en) | Spherical seismic mitigation and isolation support with built-in triangular mild steel | |
| CN211499505U (en) | High-performance autoclaved aerated concrete slab parapet structure of prefabricated building | |
| CN106760102B (en) | Steel structure straw material board composite floor support plate member | |
| CN205741897U (en) | Retractor device | |
| CN212642007U (en) | Wall body with crack control structure | |
| CN210104545U (en) | Connection structure of energy-consuming beam-falling-preventing device | |
| CN212129581U (en) | Effectual pull rod steel crossbeam glass curtain wall combats earthquake | |
| CN201077959Y (en) | Integral acoustical barrier sound absorbing baffle | |
| CN206916620U (en) | Rubber and steel plate combination modulus type bridge floor damping expanded joint structure | |
| CN109722980A (en) | A kind of semi-rigid sling arch bridge and its construction method | |
| CN212613104U (en) | Building civil air defense structure | |
| CN212176252U (en) | Reinforced concrete roof boarding | |
| CN217420166U (en) | Low-noise high-bearing floor bearing plate | |
| CN218843838U (en) | Concrete frame beam column reinforced structure | |
| CN218715415U (en) | Building reinforcement type beam structure | |
| CN213704787U (en) | High-strength bridge T beam | |
| CN218091254U (en) | Steel construction that structural strength is high |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |