CN113653230A - High-safety building prefabricated floor plate - Google Patents
High-safety building prefabricated floor plate Download PDFInfo
- Publication number
- CN113653230A CN113653230A CN202110842343.2A CN202110842343A CN113653230A CN 113653230 A CN113653230 A CN 113653230A CN 202110842343 A CN202110842343 A CN 202110842343A CN 113653230 A CN113653230 A CN 113653230A
- Authority
- CN
- China
- Prior art keywords
- plate
- prefabricated
- floor
- shell
- telescopic
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
-
- 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
-
- 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
- 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
Abstract
The invention provides a high-safety building prefabricated floor plate, which comprises a floor plate main body; the floor plate main body comprises a prefabricated shell, and the prefabricated shell is locked with the cross beam through a connecting bolt; the floor plate main body also comprises an elastic shock insulation layer arranged between the cross beam and the prefabricated shell, at least two telescopic units respectively positioned at two sides of the prefabricated shell and a driving device for driving the telescopic units to stretch; the telescopic unit is connected with the prefabricated shell in a sliding manner; the telescopic units are arranged corresponding to the upright columns; the telescoping unit comprises a first end outside the premade housing; the first end portion comprises a top plate capable of abutting against the upright post. In the actual implementation process, the elastic shock insulation layer is mutually matched with the telescopic unit, so that the floor plate has a good shock-resistant effect.
Description
Technical Field
The invention relates to the technical field of building structures, in particular to a high-safety building prefabricated floor plate.
Background
Along with the development of green buildings and assembly type buildings greatly promoted by the country, the building componentization, industrialization and standardization are promoted, and the assembly type building structure has the advantages of convenience in construction, resource saving, labor force reduction and the like, and is more and more emphasized. The fabricated building is generally constructed by first constructing an integral frame and then assembling prefabricated parts to improve construction efficiency. China is in a country with frequent earthquakes, and the region where earthquake fortification needs to be considered is wide. At present, a building floor slab structure mainly comprises an integral cast-in-place building floor slab and a prefabricated assembly type floor; the integral cast-in-place floor slab structure has the advantages of good integrity and stress performance, complex construction procedures, large quantity of templates and serious environmental pollution. The prefabricated assembled floor slab avoids partial defects of the integral cast-in-place floor slab structure, but has poor anti-seismic performance.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide a high-safety building prefabricated floor plate; to solve the problems of the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-safety building prefabricated floor plate comprises a floor plate main body; the floor plate main body comprises a prefabricated shell, and the prefabricated shell is locked with the cross beam through a connecting bolt; the floor plate main body also comprises an elastic shock insulation layer arranged between the cross beam and the prefabricated shell, four telescopic units which are respectively positioned at four corners of the prefabricated shell, and a driving device for driving the telescopic units to stretch; the telescopic unit is connected with the prefabricated shell in a sliding manner; the telescopic units are arranged corresponding to the upright columns; the telescoping unit comprises a first end outside the premade housing; the first end part comprises a top plate capable of abutting against the upright post; the floor plate also comprises a gap layer positioned between the upright post and the shell of the prefabricated plate, and the gap layer is filled with asphalt hemp material.
The telescopic unit further comprises a second end part in the prefabricated shell; the driving device comprises a pressure plate capable of lifting and moving and a transmission connecting rod connected between the pressure plate and the second end part; the transmission connecting rod comprises a first transmission end part rotationally connected with the second end part and a second transmission end part rotationally connected with the pressing plate.
The prefabricated shell is provided with an upward cavity; the driving device is arranged in the containing cavity; the prefabricated shell further comprises a guide rod which is positioned in the containing cavity and is vertically arranged, and the guide rod is connected with the pressing plate in a sliding mode.
The floor plate further comprises a steel net layer placed on the pressing plate, and the steel net layer is fixedly connected with the pressing plate through steel wires.
The pressing plate comprises a first plate body positioned above, a second plate body positioned below and an adjusting device for adjusting the gap between the first plate body and the second plate body; the adjusting device comprises a telescopic rod body connected between the first plate body and the second plate body and an adjusting bolt connected with the first plate body and the second plate body.
The telescopic rod body comprises a sleeve body connected with the second plate body, a rod body connected with the first plate body and a pressure spring which is positioned in the sleeve body and abuts against the rod body; the rod body is connected with the sleeve body in a sliding mode.
The floor plate also comprises a light concrete material poured in the accommodating cavity; the lightweight concrete material comprises concrete, water hyacinth fiber and water-absorbent resin particles; the water hyacinth fiber is formed by airing and crushing water hyacinth, the length of the water hyacinth fiber is 3-20mm, and the length-diameter ratio of the water hyacinth fiber is 10-200; 6-15 kg/cubic meter of the water-absorbent resin particles; the maximum particle diameter of the water-absorbent resin particles is 10 mm.
The elastic shock insulation layer comprises a low-hardness high-damping rubber material.
The pressing plate is provided with a reserved notch for the lightweight concrete material to pass through.
After the technical scheme is adopted, the high-safety building prefabricated floor plate disclosed by the invention at least has the following beneficial effects:
in the practical implementation process, the elastic shock insulation layer is matched with the telescopic unit, so that the floor plate has a good shock-resistant effect; after an earthquake occurs, the elastic shock insulation layer elastically deforms, and the top plate and the upright post are rubbed by the telescopic unit in a mode of abutting against the upright post, so that the amplitude is reduced or the connection is reinforced, and the safety of the prefabricated floor plate is improved; specifically, when the earthquake intensity is low, the top plate and the upright post generate static friction, the prefabricated shell and the cross beam can be reinforced through the static friction force, the floor plate is prevented from vibrating relative to the cross beam, the floor plate is prevented from being separated from the cross beam, and the safety of the prefabricated floor plate is improved; when the earthquake intensity is larger, the top plate and the upright post generate dynamic friction, the amplitude of the vibration is reduced through the dynamic friction, and the safety of the prefabricated floor plate is improved.
Two, in actual installation, set up the floor board and place between the stand, carry out the bearing to the floor board through the crossbeam, the drive arrangement drive divides the flexible unit that is in both sides to stretch out simultaneously and supports and push up the stand for but floor board self-adaptation adjusting position removes to the central zone who is in both sides stand, and the installation of being convenient for, the construction of pouring of the follow-up concrete of also being convenient for simultaneously.
Thirdly, can conveniently pour the prefabricated casing as the template, prefabricated casing light in weight simultaneously is convenient for hoist and mount and transportation, can effectual improvement efficiency of construction.
Fourthly, in the construction process of the cast-in-place floor slab, when the thickness of the concrete coated on the outer side of the steel mesh layer is insufficient, the concrete layer cracks; the concrete layer in the lower end area can be effectively prevented from cracking by arranging the prefabricated shell.
Drawings
FIG. 1 is a schematic illustration of the installation of the present invention;
FIG. 2 is a schematic structural view of a floor panel of the present invention;
FIG. 3 is an enlarged view of area A of the present invention;
in the figure:
a floor panel body 1; prefabricating a shell 11; a cross beam 2; an elastic seismic isolation layer 12; a telescopic unit 13; a drive device 14; a column 3; a top plate 131; a gap layer 4; a transmission link 141; a pressure plate 142; a cavity 111; a guide rod 112; a limit notch 1421; a limit projection 1411; a first plate 1422; a second plate 1423; an adjustment device 1424; a telescopic rod 1425; an adjusting bolt 1426; a gap 1426 is reserved.
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.
As shown in fig. 1 to 3, a high-safety building prefabricated floor panel includes a floor panel body 1; the floor plate main body 1 comprises a prefabricated shell 11, and the prefabricated shell 11 is locked with the cross beam 2 through a connecting bolt; the floor slab main body 1 further comprises an elastic shock insulation layer 12 arranged between the cross beam 2 and the prefabricated shell 11, four telescopic units 13 which are respectively positioned at four corners of the prefabricated shell 11, and a driving device 14 for driving the telescopic units 13 to stretch; the telescopic unit 13 is connected with the prefabricated shell 11 in a sliding way; the telescopic unit 13 is arranged corresponding to the upright post 3; the telescopic unit 13 comprises a first end portion outside the prefabricated shell 11; the first end portion comprises a top plate 131 which can be abutted against the upright 3. In the practical implementation process, the elastic shock insulation layer 12 is matched with the telescopic unit 13, so that the floor plate has a good shock-resistant effect; after an earthquake occurs, the elastic shock insulation layer 12 elastically deforms, and the top plate 131 and the upright post 3 rub in a mode that the telescopic unit 13 abuts against the upright post 3, so that the amplitude is reduced or the connection is reinforced, and the safety of the prefabricated floor plate is improved; specifically, when the seismic intensity is low, the top plate 131 and the upright post 3 generate static friction, and the connection between the prefabricated shell 11 and the cross beam 2 can be reinforced through the static friction force, so that the floor plate is prevented from vibrating relative to the cross beam 2, the floor plate is prevented from being separated from the cross beam 2, and the safety of the prefabricated floor plate is improved; when the earthquake intensity is large, the top plate 131 and the upright post 3 generate dynamic friction, the amplitude of the vibration is reduced through the dynamic friction, and the safety of the prefabricated floor plate is improved.
Preferably, the telescopic unit 13 further comprises a second end portion inside the prefabricated shell 11; the driving device 14 includes a pressing plate 142 capable of moving up and down and a transmission link 141 connected between the pressing plate 142 and the second end; the driving link 141 includes a first driving end rotatably connected to the second end and a second driving end rotatably connected to the pressing plate 142. In the actual implementation process, the second transmission end of the transmission connecting rod 141 is driven to rotate by the lifting of the pressing plate 142, the angle between the transmission connecting rod 141 and the pressing plate 142 changes accordingly, and the transmission connecting rod 141 drives the telescopic unit 13 to move accordingly; when the transmission link 141, the telescopic unit 13, and the pressing plate 142 are aligned, the distance by which the telescopic unit 13 extends is maximized, and the driving device 14 is convenient to manufacture and construct.
Preferably, the prefabricated shell 11 has a cavity 111 arranged upwards; the driving device 14 is arranged in the cavity 111; the prefabricated shell 11 further comprises a guide rod 112 which is vertically arranged in the accommodating cavity 111, and the guide rod 112 is slidably connected with the pressing plate 142. In the actual implementation process, the guide rod 112 is used for limiting the pressing plate 142, so that the pressing plate 142 is vertically lifted, in the construction process, the guide rod 112 is used for limiting the pressing plate 142, the pressing plate 142 is located in the middle area of the prefabricated shell 11, and the pressing plate 142 is vertically lifted, so that the telescopic distances of the telescopic units 13 on the two sides are equal; the floor plate main body 1 can be adjusted in a self-adaptive manner, and the floor plate main body 1 is positioned in the middle area of the two upright columns 3 after abutting against the upright columns 3 on the two sides; the installation and construction are convenient, and the construction efficiency can be effectively improved.
Preferably, the floor slab further includes a steel mesh layer placed on the pressing plate 142, and the steel mesh layer is fixedly connected with the pressing plate 142 through steel wires. In the practical implementation process, the pressing plate 142 is positioned above the telescopic unit 13, the steel mesh layer is placed on the pressing plate 142, the pressing plate 142 descends under the action of the gravity of the steel mesh layer, and the telescopic unit 13 extends out to abut against the upright post 3; specifically, the steel mesh layer is formed by bundling steel bars, is placed on the pressing plate 142 by hoisting, and is fixed by steel wires; in the construction process, air bubbles in concrete are usually removed in a vibration mode, the concrete is tamped, and a steel mesh layer needs to be fixed in order to avoid the deviation of a steel mesh in the vibration process; the telescopic unit 13 is driven to abut against the upright post 3 through the self weight of the steel mesh layer, so that the construction efficiency can be effectively improved.
Preferably, the pressing plate 142 has a limiting notch 1421 for limiting the transmission link 141, and an opening of the limiting notch 1421 faces downward; the transmission link 141 is provided with a limit protrusion 1411 which can slide into the limit notch 1421; the limit protrusions 1411 are positioned at both sides of the transmission link 141. In the actual implementation process, telescopic unit 13 is in the top of bottom surface in prefabricated casing 11, the biggest stroke of clamp plate 142 can laminate with prefabricated casing 11's interior ground, through spacing breach 1421 and spacing arch 1411, make telescopic unit 13 stretch out when the biggest stroke, clamp plate 142 stops to descend, simultaneously through clamp chucking guide bar 112, the clamp card is in clamp plate 142 top, it is further spacing to clamp plate 142, through the clamp, spacing breach 1421 and spacing arch 1411's cooperation, it is spacing to clamp plate 142, avoid in the transportation clamp plate 142 elevating movement to lead to telescopic unit 13 concertina movement, can effectual improvement floor board main part 1 stability in the transportation, convenient transportation.
Preferably, the pressing plate 142 includes a first plate body 1422 located above, a second plate body 1423 located below, and an adjusting device 1424 for adjusting the gap between the first plate body 1422 and the second plate body 1423; the adjusting device 1424 includes a telescopic rod 1425 connected between the first plate 1422 and the second plate 1423, and an adjusting bolt 1426 connected between the first plate 1422 and the second plate 1423. In the actual construction process, because the distance between the two upright columns 3 has errors, when the telescopic unit 13 extends out to abut against the upright columns 3, the distance between the pressing plate 142 and the inner bottom surface of the prefabricated shell 11 is different, if the distance between the surface of the cast-in-place concrete and the steel mesh layer is too small, the concrete layer coating the steel mesh layer is too thin, and after the construction is finished, the concrete layer cracks along the steel mesh layer; therefore, the height of the steel mesh layer is adjusted through the adjusting device 1424, so that the problems can be avoided; specifically, the adjusting device 1424 adjusts the height of the steel mesh by adjusting the thickness of the pressing plate 142, the telescopic rod 1425 between the first plate 1422 and the second plate 1423 is in a compressed state and abuts against between the first plate 1422 and the second plate 1423, and the adjusting bolt 1426 further compresses the telescopic rod 1425 or releases the compressed rod, thereby adjusting the thickness of the pressing plate 142; the structure is simple, convenient to adjust and easy to manufacture; specifically, the first plate 1422 has a through hole for passing a steel wire, so as to facilitate fixing of the steel mesh layer.
Preferably, the telescopic rod 1425 includes a sleeve body connected to the second plate 1423, a rod connected to the first plate 1422, and a compression spring disposed in the sleeve body and abutting against the rod; the rod body is connected with the sleeve body in a sliding way. Further, by setting the specific form of the telescopic rod 1425, the telescopic rod 1425 is abutted between the first plate 1422 and the second plate 1423; the structure is simple and easy to manufacture.
Preferably, the floor slab further includes a lightweight concrete material poured in the cavity 111; the lightweight concrete material comprises concrete, water hyacinth fiber and water-absorbent resin particles; the water hyacinth fiber is formed by airing and crushing water hyacinth, the length of the water hyacinth fiber is 3-20mm, and the length-diameter ratio of the water hyacinth fiber is 10-200; 6-15 kg/cubic meter of water-absorbent resin particles; the maximum particle diameter of the water-absorbent resin particles is 10 mm. In an actual implementation process, after the telescopic rod 1425 abuts against the upright column 3, the members in the cavity 111 are coated by pouring a light concrete material, the members are fixed after the light concrete material is solidified, the connection between the members is strengthened by the light concrete material, and a flat upper surface is formed by filling the light concrete material; specifically, when pouring is carried out, the water-absorbent resin particles, the water hyacinth fibers and the concrete are mixed, when the water-absorbent resin particles are not completely saturated, the lightweight concrete material is poured into the cavity 111, and then the water-absorbent resin particles absorb moisture and are gradually saturated, so that the solidification speed of the lightweight concrete material can be increased, and the construction efficiency is improved; the strength of the lightweight concrete material is reduced after the water-absorbing resin is added, and the water hyacinth fiber is added for improving the strength of the lightweight concrete material.
Preferably, the elastic seismic isolation layer 12 comprises a low-hardness high-damping rubber material. The low-hardness high-damping rubber material has low elastic performance and can better support the prefabricated shell 11.
Preferably, the floor slab further comprises a gap layer 4 between the upright posts 3 and the shell of the prefabricated slab, and the gap layer 4 is made of asphalt hemp material. The gap layer 4 is supported between the prefabricated shell 11 and the upright post 3, can effectively fill the gap between the prefabricated shell 11 and the upright post 3, and is convenient to fill by adopting an asphalt hemp thread material.
Preferably, the pressing plate 142 has a reserved gap 1426 for the lightweight concrete material concrete to pass through. Concrete entering the pressing plate 142 below is facilitated through the notch, air in the lower portion is discharged conveniently, and construction efficiency can be effectively improved.
The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.
Claims (9)
1. The utility model provides a prefabricated floor board of high security building which characterized in that: comprises a floor board main body; the floor plate main body comprises a prefabricated shell, and the prefabricated shell is locked with the cross beam through a connecting bolt; the floor plate main body also comprises an elastic shock insulation layer arranged between the cross beam and the prefabricated shell, four telescopic units which are respectively positioned at four corners of the prefabricated shell, and a driving device for driving the telescopic units to stretch; the telescopic unit is connected with the prefabricated shell in a sliding manner; the telescopic units are arranged corresponding to the upright columns; the telescoping unit comprises a first end outside the premade housing; the first end part comprises a top plate capable of abutting against the upright post; the floor plate also comprises a gap layer positioned between the upright post and the shell of the prefabricated plate, and the gap layer is filled with asphalt hemp material.
2. A high-safety building prefabricated floor panel according to claim 1, wherein: the telescopic unit further comprises a second end part in the prefabricated shell; the driving device comprises a pressure plate capable of lifting and moving and a transmission connecting rod connected between the pressure plate and the second end part; the transmission connecting rod comprises a first transmission end part rotationally connected with the second end part and a second transmission end part rotationally connected with the pressing plate.
3. A high-safety building prefabricated floor panel according to claim 2, wherein: the prefabricated shell is provided with an upward cavity; the driving device is arranged in the containing cavity; the prefabricated shell further comprises a guide rod which is positioned in the containing cavity and is vertically arranged, and the guide rod is connected with the pressing plate in a sliding mode.
4. A high-safety building prefabricated floor panel according to claim 3, wherein: the floor plate further comprises a steel net layer placed on the pressing plate, and the steel net layer is fixedly connected with the pressing plate through steel wires.
5. The high-safety building prefabricated floor slab as claimed in claim 4, wherein: the pressing plate comprises a first plate body positioned above, a second plate body positioned below and an adjusting device for adjusting the gap between the first plate body and the second plate body; the adjusting device comprises a telescopic rod body connected between the first plate body and the second plate body and an adjusting bolt connected with the first plate body and the second plate body.
6. The high-safety building prefabricated floor slab as claimed in claim 5, wherein: the telescopic rod body comprises a sleeve body connected with the second plate body, a rod body connected with the first plate body and a pressure spring which is positioned in the sleeve body and abuts against the rod body; the rod body is connected with the sleeve body in a sliding mode.
7. A high-safety building prefabricated floor panel according to any one of claims 1 to 6, wherein: the floor plate also comprises a light concrete material poured in the accommodating cavity; the lightweight concrete material comprises concrete, water hyacinth fiber and water-absorbent resin particles; the water hyacinth fiber is formed by airing and crushing water hyacinth, the length of the water hyacinth fiber is 3-20mm, and the length-diameter ratio of the water hyacinth fiber is 10-200; 6-15 kg/cubic meter of the water-absorbent resin particles; the maximum particle diameter of the water-absorbent resin particles is 10 mm.
8. A high security building prefabricated floor panel according to claim 7, wherein: the elastic shock insulation layer comprises a low-hardness high-damping rubber material.
9. A high security building prefabricated floor panel according to claim 8, wherein: the pressing plate is provided with a reserved notch for the lightweight concrete material to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842343.2A CN113653230B (en) | 2021-07-26 | 2021-07-26 | High-safety building prefabricated floor plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842343.2A CN113653230B (en) | 2021-07-26 | 2021-07-26 | High-safety building prefabricated floor plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113653230A true CN113653230A (en) | 2021-11-16 |
| CN113653230B CN113653230B (en) | 2023-03-10 |
Family
ID=78490074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110842343.2A Active CN113653230B (en) | 2021-07-26 | 2021-07-26 | High-safety building prefabricated floor plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113653230B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005314214A (en) * | 2004-03-30 | 2005-11-10 | Toccon:Kk | High strength concrete body having both water permeability and water retentivity |
| CN102531486A (en) * | 2010-12-14 | 2012-07-04 | 河海大学 | Water hyacinth fiber lightweight concrete |
| CN104164974A (en) * | 2014-07-31 | 2014-11-26 | 范创新 | Building casting method and casting mold system used for building casting method |
| CN106477989A (en) * | 2016-09-30 | 2017-03-08 | 哈尔滨工程大学 | A kind of high-strength concrete adapting to wet environment and preparation method |
| CN107060126A (en) * | 2017-04-26 | 2017-08-18 | 华侨大学 | It is a kind of that the system for carrying out structural damping is slid using floor |
| CN112942705A (en) * | 2021-02-05 | 2021-06-11 | 绍兴文理学院 | Telescopic assembled stair joint anti-seismic connection method |
-
2021
- 2021-07-26 CN CN202110842343.2A patent/CN113653230B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005314214A (en) * | 2004-03-30 | 2005-11-10 | Toccon:Kk | High strength concrete body having both water permeability and water retentivity |
| CN102531486A (en) * | 2010-12-14 | 2012-07-04 | 河海大学 | Water hyacinth fiber lightweight concrete |
| CN104164974A (en) * | 2014-07-31 | 2014-11-26 | 范创新 | Building casting method and casting mold system used for building casting method |
| CN106477989A (en) * | 2016-09-30 | 2017-03-08 | 哈尔滨工程大学 | A kind of high-strength concrete adapting to wet environment and preparation method |
| CN107060126A (en) * | 2017-04-26 | 2017-08-18 | 华侨大学 | It is a kind of that the system for carrying out structural damping is slid using floor |
| CN112942705A (en) * | 2021-02-05 | 2021-06-11 | 绍兴文理学院 | Telescopic assembled stair joint anti-seismic connection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113653230B (en) | 2023-03-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202116975U (en) | Subsection prefabrication casing wall for steel fiber concrete | |
| CN105067211A (en) | Detachable and reusable shear wall earthquake-proof performance test loading rack and test method | |
| CN206928501U (en) | Cavity building roof component | |
| CN101597920A (en) | Assembled type building construction and method thereof | |
| CN113653230B (en) | High-safety building prefabricated floor plate | |
| CN202850484U (en) | Safety mechanism for building construction climbing template | |
| CN113653233B (en) | Installation method of energy-saving environment-friendly floor plate | |
| CN209568564U (en) | A kind of civil engineering anti-seismic structure | |
| CN208803586U (en) | A kind of steam-pressing aero-concrete integral assembling Side fascia and hoisting structure | |
| CN209920122U (en) | Vibrator for vibrating concrete prefabricated part | |
| CN113653231B (en) | Improved prefabricated floor plate with stable structure | |
| CN206785062U (en) | A kind of modular building earthquake damping and isolating mechanism | |
| CN206245831U (en) | A kind of superelevation steel megastructure vibration damping integrated system | |
| CN113653234B (en) | Floor board installation process convenient to assemble | |
| CN113174986B (en) | Base structure of steel structure building | |
| CN108729541A (en) | Connect beam type Building block construction method | |
| CN106760839A (en) | A kind of superelevation steel megastructure vibration damping integrated system | |
| CN208965391U (en) | A kind of latching mechanism of steel plate combination beam and support | |
| CN209975829U (en) | Take two T boards of prefabricated prestressing force in skylight | |
| CN106836942A (en) | A kind of electric tower Anti-inclining pedestal | |
| CN209353333U (en) | A kind of Strengthening of Bridge Pile Foundation structure | |
| CN109778895B (en) | External elevator's pin-connected panel basis | |
| CN216041709U (en) | Connecting joint mechanism for steel column base and foundation | |
| CN206607706U (en) | A kind of drawing shore for shear wall construction | |
| CN205118110U (en) | Prestressed cable's shock insulation shock attenuation platform is woven in adoption |
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 |