CN205591422U - Prefabricated sandwich insulation wall board of hook -type steel core composite connection spare - Google Patents
Prefabricated sandwich insulation wall board of hook -type steel core composite connection spare Download PDFInfo
- Publication number
- CN205591422U CN205591422U CN201620400608.8U CN201620400608U CN205591422U CN 205591422 U CN205591422 U CN 205591422U CN 201620400608 U CN201620400608 U CN 201620400608U CN 205591422 U CN205591422 U CN 205591422U
- Authority
- CN
- China
- Prior art keywords
- connector
- steel core
- hook
- type
- continuous fiber
- 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.)
- Expired - Fee Related
Links
Landscapes
- Finishing Walls (AREA)
Abstract
The utility model discloses a prefabricated sandwich insulation wall board of hook -type steel core composite connection spare, the utility model discloses inside and outside acanthus leaf adopts concrete placement to form, and middle sandwich layer is the heated board, connects into whole by hook -type steel core composite connection spare with the three -layer structure, hook -type steel core composite connection spare divides two kinds: one kind is with well (W/WELL) hook -type reinforcing bar core continuous fibers composite connection spare, the another kind of high tensile steel wire mandrel plastics suppression forming steel core composite connection spare that is. Every kind of steel core composite connection spare divide into the type of cuting straightly again and inserts the type to one side. The utility model discloses cuting straightly type hook -type steel core composite connection spare and being 90 quadratures and linking together interior siphonal lobe concrete slab, the gib head of connecting piece can hook siphonal lobe inboard reinforcing bar net, it is 45 bevels and links together interior siphonal lobe wallboard to insert shaped steel core composite connection spare to one side. The utility model discloses precast concrete with filling thermal -insulation exterior wall has and shears and advantages such as the anti -bending strength is high, it is thermal -insulated effectual to keep warm, the efficiency of construction is high, the cost is low, use safe and reliable.
Description
Technical field
This utility model relates to the prefabricated concrete sandwich heat-insulation wall plate of a kind of hook-type steel core composite connector, belongs to
Architectural engineering prefabricated concrete heat-insulating wallboard application technical field.
Background technology
Carry out energetically " building industrialization, housing industrialization " in country, promote under the background of green building and green construction,
Building products to meet the requirement of " four joint one environmental protection ", and energy-saving wall is the Main Means realizing building energy conservation, outside insulation
Wall is promoted at building field the most widely as energy-saving wall.At present, in conventional in engineering heat preserving exterior wall includes
Insulation, external thermal insulation and sandwich heat preservation three kinds: inside holding exterior wall is unfavorable for interior decoration, fragile；External thermal insulation exterior wall exists
Fire prevention, durability and support the problem such as wind suction prevention；Sandwich heat preservation exterior wall is that insulation material is placed in interior siphonal lobe concrete panel
Between, by connector, interior siphonal lobe wallboard and insulation material are connected as one, can effectively prevent external environment condition and internal dress
The impact repaiied, it is achieved life-span same with structure, is the main development direction of building external wall energy-saving thermal insulation structure from now on.Assembled
Precast concrete sandwich heat preservation Side fascia be integrate load-bearing, go along with sb. to guard him, be incubated, the important dress of the function such as waterproof, fire prevention
Join formula prefabricated components.Connector is to connect sandwich heat preserving wall inside and outside leaf concrete panel and the critical component of warming plate, with
Time the critical component of shearing that is also resistant between each layer.Domestic and international application is incubated in prefabricated concrete sandwich at present
Connector in Side fascia mainly has metal material and fibre-reinforced plastics, and all there are problems: the gold such as reinforcing bar
Though belonging to connector there is the advantages such as intensity is high, price is low, but material thermal conductivity being big, there is " heat bridge " effect, impact
Wall thermal insulating effect, and reinforcing bar corrosion-resistant, affect component's life, according to stainless steel adapting piece then cost significantly
Improve；Tensile strength is high, corrosion resistance is strong, heat conductivity is little though connector has for fibre-reinforced plastics (FRP),
The advantage such as cheap, but its shearing strength is low, belongs to fragile material.The existence of these problems, seriously hinders assembling
The scale application in the market of formula precast concrete sandwich heat preservation Side fascia.
Utility model content
The purpose of this utility model is the skill overcoming existing prefabricated concrete sandwich thermal insulation external wall panel scale to apply
Art bottleneck, it is provided that a kind of hook-type steel core composite connector prefabricated sandwich heat preservation wallboard, this utility model patent selects new material
Steel core fibre composite reinforcement as connector, the compatible metal Common advantages with plastic optical fibre, there is shearing strength high,
The low material property with excellent in durability of heat conductivity, and price is relatively low, efficiently solves the difficult problem that above-mentioned material is selected.
Connector one end is designed as hook-type, not only can ensure anchoring effect but also the thickness of siphonal lobe wallboard can be greatly reduced, save material
Reduce cost；The connector other end is designed as straight, can insert concrete by quick penetration warming plate, save man-hour and reduce into
This；Composite connector uses straight cutting and the mode of oblique cutting combination, and stress is clear and definite, significantly strengthens the overall work of body of wall,
Solve the technical barrier of interior siphonal lobe wallboard connection reliability.
The technical solution adopted in the utility model is: a kind of hook-type steel core composite connector prefabricated sandwich heat preservation wallboard, has
Three-layer structure, respectively internal lobe concrete panel, heat-insulation layer, siphonal lobe concrete panel, will by steel core composite connector
Three-layer structure connects integral；
Described internal lobe concrete panel and siphonal lobe concrete panel use normal concrete or lightweight concrete to pour and form, described
Not so or the warming plate of difficult combustion heat-insulation layer is, according to internal lobe concrete panel and the similarities and differences of siphonal lobe concrete walls plate thickness, point
Put in for and bias two types；
Described steel core composite connector is divided into two kinds: a kind of is reinforcing bar core continuous fiber composite connector, and another kind is steel core
Moulding compound composite connector；Described steel core composite connector outer surface is that rule shape is uneven, and one end is bent to hook-type,
One end is straight；
Described reinforcing bar core continuous fiber composite connector includes hook-type reinforcing bar core continuous fiber composite reinforcing and plastic bushing；Described
Hook-type reinforcing bar core continuous fiber composite reinforcing is made up of Ribbed Bar ductility inner core and continuous fiber rigidity surrounding layer, described with ribbing
The outer surface of reinforcing bar ductility inner core, by impregnation continuous fiber the most uniformly parcel, is laterally tied up by continuous fiber helical form, shape
Become concavo-convex corrugated continuous fiber rigidity surrounding layer；Described plastic bushing is set in hook-type reinforcing bar core continuous fiber composite reinforcing
Portion, and be positioned in heat-insulation layer, plastic bushing shape of cross section is circular, and thickness matches with insulation layer thickness；Plastics
Sleeve pipe includes that sleeve cap and union body, union body top are provided with sleeve cap, and sleeve cap is close to heat-insulation layer outer surface, sleeve pipe
Inside and outside sidewall is the sawtooth facing of mutual dislocation；Described plastic bushing is divided into straight connector and taper thimble two kinds, described straight set
The union body of pipe is vertical with sleeve cap, the union body of taper thimble and sleeve cap angle at 45 °；
Described steel core die plastics composite connector includes steel core and fibre resin surrounding layer；Described steel core is High tensile indented steel wire
Or Ribbed Bar, outer surface is that rule shape is uneven；Described fibre resin surrounding layer includes connector and locating ring；Institute
Stating connector and be divided into three sections, epimere and hypomere lay respectively in siphonal lobe concrete panel and internal lobe concrete panel, for multiple
The frustum of a cone is formed by connecting；Stage casing is helical teeth changeover portion, is positioned at heat-insulation layer；Described locating ring is arranged at the epimere of connector
And between stage casing；Described connector is divided into direct plugging-in connector and oblique cutting type connector, described location anchor ring and connector axle
Perpendicular 90 ° of line is crossed to form direct plugging-in connector, and location anchor ring and connector axis are 45 ° and are crossed to form oblique cutting type even
Fitting.
As preferably, the crotch angle c of described steel core composite connector hook-type is 45 °～90 °.
As preferably, the continuous fiber of described continuous fiber rigidity surrounding layer is glass fibre, carbon fiber, basalt fibre
Or aramid fiber.
As preferably, the tapering of the described frustum of a cone is 1:10～1:6, and described locating ring is thickness 2～4mm and a diameter of
The Thin ring plate of 20～40mm.
The material that this utility model connector is selected is steel core composite reinforcing, is that one is with High tensile indented steel wire or Ribbed Bar
Inner core, outsourcing continuous fiber or molding composite, surface has arcuate relief screw thread or helical teeth matsurface.Hook-type steel
Arranging of core composite connector uses straight cutting and the combined arranging mode of oblique cutting, is divided into cutting and draws and cut two kinds of types of attachment of pressure；
Straight cutting connector and internal lobe wallboard angle in 90 °, oblique cutting connector is at 45 ° with internal lobe wallboard or 135 ° of angles.
The manufacture method of a kind of above-mentioned hook-type steel core composite connector prefabricated sandwich heat preservation wallboard, comprises the following steps:
Step one: first pour internal lobe concrete panel；
Step 2: then Fast Installation heat-insulation layer before concrete initial set, by the straight shaped end of steel core composite connector by design
Vertical or oblique 45 ° of status requirement inserts in internal lobe concrete panel through heat-insulation layer, makes the sleeve pipe on steel core composite connector
Body or helical teeth changeover portion are positioned at heat-insulation layer, make sleeve cap or locating ring be stuck in warming plate outer surface and be adjacent to；
Step 3: last, installs bar-mat reinforcement after internal lobe concrete panel reaches design strength and pours siphonal lobe concrete walls
Plate, and maintenance reach concrete design strength after i.e. complete the making of wallboard.
The beneficial effects of the utility model:
(1) this utility model have employed new material steel core composite reinforcing as prefabricated concrete sandwich thermal insulation external wall panel
Connector, it is high that this kind of material has tension, resistance to compression, shearing strength, outer just in soft ductility good, safety stock is high, leads
Hot coefficient is little, and corrosion resistance is strong and excellent in durability, cheap advantage, solves a difficult problem for universality material selection；
(2) connector one end of the present utility model is designed as hook-type, not only can ensure anchoring effect but also can effectively reduce siphonal lobe wallboard
Thickness, save material reduce cost；The connector other end is designed as straight, can insert concrete by quick penetration warming plate,
Save man-hour and reduce cost；(3) connector of the present utility model uses straight cutting and the mode of oblique cutting combination, and stress is clear and definite,
Can significantly strengthen the overall work of body of wall, solve the technical barrier of interior siphonal lobe wallboard connection reliability.(4) this practicality
Novel precast concrete sandwich heat preservation exterior wall have shearing resistance and anti-bending strength height, good effect of heat insulation, efficiency of construction high,
The advantages such as cost is low, length in service life.(5) industrialization of this utility model achievement, will promote prefabricated mixed effectively
The scale application in the market of solidifying soil sandwich heat preservation Side fascia, advances the development of " building industrialization, housing industrialization ",
There is significant social benefit, economic benefit and environmental benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model uses reinforcing bar core continuous fiber composite connector；
Fig. 2 is the structural representation that this utility model uses steel core die plastics composite connector；
Fig. 3 is this utility model reinforcing bar core continuous fiber composite connector (direct plugging-in) structural representation；
Fig. 4 is this utility model reinforcing bar core continuous fiber composite connector (oblique cutting type) structural representation；
Fig. 5 is this utility model steel core die plastics composite connector (direct plugging-in) structural representation；
Fig. 6 is this utility model steel core die plastics composite connector (oblique cutting type) structural representation；
Fig. 7 is the A-A sectional view of Fig. 3 and 4；
Fig. 8 is the B-B sectional view of Fig. 5 and 6.
Label in figure: 1 be internal lobe concrete slab, 2 for heat-insulation layer, 3 for siphonal lobe concrete slab, 4 for reinforcing bar core the most fine
Dimension composite connector, 5 be steel core die plastics composite connector, 6 for hook-type reinforcing bar core continuous fiber composite reinforcing, 7 be sleeve pipe
Cap, 8 be union body, 9 for connector, 10 for locating ring, 11 for helical teeth changeover portion, 12 for Ribbed Bar ductility inner core,
13 be steel core, 14 continuous fiber rigidity surrounding layers, 15 for fibre resin surrounding layer.
Detailed description of the invention
With detailed description of the invention, this utility model is described further below in conjunction with the accompanying drawings.
As shown in figures 1-8, a kind of hook-type steel core composite connector prefabricated sandwich heat preservation wallboard, there is three-layer structure, respectively
For internal lobe concrete panel 1, heat-insulation layer 2, siphonal lobe concrete panel 3, by steel core composite connector, three-layer structure is connected
Connect integral；
Described internal lobe concrete panel 1 and siphonal lobe concrete panel 3 use normal concrete or lightweight concrete to pour and form,
Not so or the warming plate of difficult combustion described heat-insulation layer 2 is, according to the similarities and differences of interior siphonal lobe wallboard thickness, puts and bias two in being divided into
Type；
Described steel core composite connector is divided into two kinds: a kind of is reinforcing bar core continuous fiber composite connector 4, and another kind is steel
Core plastics composite connector 5；Described steel core composite connector outer surface is that rule shape is uneven, and one end is bent to hook
Shape, one end is straight；
Described reinforcing bar core continuous fiber composite connector 4 includes hook-type reinforcing bar core continuous fiber composite reinforcing 6 and plastic bushing；
Described hook-type reinforcing bar core continuous fiber composite reinforcing 6 is by Ribbed Bar ductility inner core 12 and continuous fiber rigidity surrounding layer 14 groups
Becoming, the outer surface of described Ribbed Bar ductility inner core 12 is by impregnation continuous fiber the most uniformly parcel, laterally with the most fine
Dimension helical form is tied up, and forms concavo-convex corrugated continuous fiber rigidity surrounding layer 14；Described plastic bushing is set in hook-type reinforcing bar
In the middle part of core continuous fiber composite reinforcing 6, and being positioned in heat-insulation layer 2, plastic bushing shape of cross section is circular, thickness with
Heat-insulation layer 2 thickness matches；Plastic bushing includes that sleeve cap 7 and union body 8, union body 8 top are provided with sleeve cap 7,
Sleeve cap 7 is close to heat-insulation layer 2 outer surface, and union body 8 outboard sidewalls is the sawtooth facing of mutual dislocation；Described plastics
Sleeve pipe is divided into straight connector and taper thimble two kinds, and the union body 8 of described straight connector is vertical with sleeve cap 7, the sleeve pipe of taper thimble
Body 8 and sleeve cap 7 angle at 45 °；
Described steel core die plastics composite connector 5 includes steel core 13 and fibre resin surrounding layer 15；Described steel core 13 is high
Strong indented wire or Ribbed Bar, outer surface is that rule shape is uneven；Described fibre resin surrounding layer 15 includes connecting
Body 9 and locating ring 10；Described connector 9 is divided into three sections, and epimere and hypomere lay respectively at siphonal lobe concrete panel 3 and interior
In leaf concrete panel 1, it is formed by connecting for multiple frustums of a cone；Stage casing is helical teeth changeover portion 11, is positioned at heat-insulation layer 2；
Described locating ring 10 is arranged between epimere and the stage casing of connector 9；Described connector is divided into direct plugging-in connector with oblique
Inserting type connector, described locating ring 10 and perpendicular 90 ° of connector 9 axis are crossed to form direct plugging-in connector, fixed
10, the ring in position is 45 ° with connector 9 axis and is crossed to form oblique cutting type connector.
The crotch angle c of described steel core composite connector hook-type is 45 °～90 °.Described continuous fiber rigidity surrounding layer
The continuous fiber of 14 is glass fibre, carbon fiber, basalt fibre or aramid fiber.The tapering of the described frustum of a cone be 1:10～
1:6, described locating ring is thickness 2～4mm and a diameter of 20～the Thin ring plate of 40mm.
The manufacture method of a kind of above-mentioned hook-type steel core composite connector prefabricated sandwich heat preservation wallboard, comprises the following steps:
Step one: first pour internal lobe concrete panel；
Step 2: then Fast Installation heat-insulation layer before concrete initial set, by the straight shaped end of steel core composite connector by design
Vertical or oblique 45 ° of status requirement inserts in internal lobe concrete panel through heat-insulation layer, makes the sleeve pipe on steel core composite connector
Body or helical teeth changeover portion are positioned at heat-insulation layer, make sleeve cap or locating ring be stuck in warming plate outer surface and be adjacent to；
Step 3: last, installs bar-mat reinforcement after internal lobe concrete panel reaches design strength and pours siphonal lobe concrete walls
Plate, and maintenance reach concrete design strength after i.e. complete the making of wallboard.
It should be pointed out that, for those skilled in the art, in the premise without departing from this utility model principle
Under, it is also possible to making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.This
Each ingredient the clearest and the most definite in embodiment all can use prior art to be realized.
Claims (4)
1. a hook-type steel core composite connector prefabricated sandwich heat preservation wallboard, it is characterised in that: there is three-layer structure, respectively
For internal lobe concrete panel, heat-insulation layer, siphonal lobe concrete panel, by steel core composite connector, three-layer structure is connected into
One is overall；
Described internal lobe concrete panel and siphonal lobe concrete panel use normal concrete or lightweight concrete to pour and form, described
Not so or the warming plate of difficult combustion heat-insulation layer is, according to internal lobe concrete panel and the similarities and differences of siphonal lobe concrete walls plate thickness, point
Put in for and bias two types；
Described steel core composite connector is divided into two kinds: a kind of is reinforcing bar core continuous fiber composite connector, and another kind is steel core
Moulding compound composite connector；Described steel core composite connector outer surface is that rule shape is uneven, and one end is bent to hook-type,
One end is straight；
Described reinforcing bar core continuous fiber composite connector includes hook-type reinforcing bar core continuous fiber composite reinforcing and plastic bushing；Described
Hook-type reinforcing bar core continuous fiber composite reinforcing is made up of Ribbed Bar ductility inner core and continuous fiber rigidity surrounding layer, described with ribbing
The outer surface of reinforcing bar ductility inner core, by impregnation continuous fiber the most uniformly parcel, is laterally tied up by continuous fiber helical form, shape
Become concavo-convex corrugated continuous fiber rigidity surrounding layer；Described plastic bushing is set in hook-type reinforcing bar core continuous fiber composite reinforcing
Portion, and be positioned in heat-insulation layer, plastic bushing shape of cross section is circular, and thickness matches with insulation layer thickness；Plastics
Sleeve pipe includes that sleeve cap and union body, union body top are provided with sleeve cap, and sleeve cap is close to heat-insulation layer outer surface, sleeve pipe
Inside and outside sidewall is the sawtooth facing of mutual dislocation；Described plastic bushing is divided into straight connector and taper thimble two kinds, described straight set
The union body of pipe is vertical with sleeve cap, the union body of taper thimble and sleeve cap angle at 45 °；
Described steel core die plastics composite connector includes steel core and fibre resin surrounding layer；Described steel core is High tensile indented steel wire
Or Ribbed Bar, outer surface is that rule shape is uneven；Described fibre resin surrounding layer includes connector and locating ring；Institute
Stating connector and be divided into three sections, epimere and hypomere lay respectively in siphonal lobe concrete panel and internal lobe concrete panel, for multiple
The frustum of a cone is formed by connecting；Stage casing is helical teeth changeover portion, is positioned at heat-insulation layer；Described locating ring is arranged at the epimere of connector
And between stage casing；Described connector is divided into direct plugging-in connector and oblique cutting type connector, described location anchor ring and connector axle
Perpendicular 90 ° of line is crossed to form direct plugging-in connector, and location anchor ring and connector axis are 45 ° and are crossed to form oblique cutting type even
Fitting.
A kind of hook-type steel core composite connector prefabricated sandwich heat preservation wallboard the most according to claim 1, it is characterised in that:
The crotch angle c of described steel core composite connector hook-type is 45 °～90 °.
A kind of hook-type steel core composite connector prefabricated sandwich heat preservation wallboard the most according to claim 1, it is characterised in that:
The continuous fiber of described continuous fiber rigidity surrounding layer is glass fibre, carbon fiber, basalt fibre or aramid fiber.
A kind of hook-type steel core composite connector prefabricated sandwich heat preservation wallboard the most according to claim 1, it is characterised in that:
The tapering of the described frustum of a cone is 1:10～1:6, and described locating ring is thickness 2～4mm and a diameter of 20～the circle of 40mm
Annular sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400608.8U CN205591422U (en) | 2016-05-05 | 2016-05-05 | Prefabricated sandwich insulation wall board of hook -type steel core composite connection spare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400608.8U CN205591422U (en) | 2016-05-05 | 2016-05-05 | Prefabricated sandwich insulation wall board of hook -type steel core composite connection spare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205591422U true CN205591422U (en) | 2016-09-21 |
Family
ID=56933875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620400608.8U Expired - Fee Related CN205591422U (en) | 2016-05-05 | 2016-05-05 | Prefabricated sandwich insulation wall board of hook -type steel core composite connection spare |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205591422U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839839A (en) * | 2016-05-05 | 2016-08-10 | 东南大学 | Hook-shaped steel core composite connecting piece prefabricated sandwiched heat insulation wallboard and manufacturing method thereof |
| CN106245815A (en) * | 2016-09-30 | 2016-12-21 | 成都建筑工程集团总公司 | A kind of PCF plate pin connection and installation method thereof |
| CN109914684A (en) * | 2019-04-11 | 2019-06-21 | 安徽建筑大学 | A kind of external hanging type GRC decoration heat insulation composite wallboard |
| CN110984462A (en) * | 2019-12-24 | 2020-04-10 | 广东工业大学 | Semi-composite assembly type external sandwich wallboard |
-
2016
- 2016-05-05 CN CN201620400608.8U patent/CN205591422U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839839A (en) * | 2016-05-05 | 2016-08-10 | 东南大学 | Hook-shaped steel core composite connecting piece prefabricated sandwiched heat insulation wallboard and manufacturing method thereof |
| CN106245815A (en) * | 2016-09-30 | 2016-12-21 | 成都建筑工程集团总公司 | A kind of PCF plate pin connection and installation method thereof |
| CN109914684A (en) * | 2019-04-11 | 2019-06-21 | 安徽建筑大学 | A kind of external hanging type GRC decoration heat insulation composite wallboard |
| CN110984462A (en) * | 2019-12-24 | 2020-04-10 | 广东工业大学 | Semi-composite assembly type external sandwich wallboard |
| CN110984462B (en) * | 2019-12-24 | 2024-02-20 | 广东工业大学 | Semi-composite assembled externally-hung sandwich wallboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105839839A (en) | Hook-shaped steel core composite connecting piece prefabricated sandwiched heat insulation wallboard and manufacturing method thereof | |
| CN205591422U (en) | Prefabricated sandwich insulation wall board of hook -type steel core composite connection spare | |
| CN105735553A (en) | Precast concrete sandwich insulation external wall panel connected by W-shaped steel bar core glass fiber reinforced polymer | |
| CN105799189B (en) | It is a kind of for hooked connections of prefabricated sandwich heat preserving wall body and preparation method thereof | |
| CN205591421U (en) | Precast concrete with filling thermal -insulation exterior wall board that fine muscle of W shape reinforcing bar core glass is connected | |
| CN105780948B (en) | A kind of hook-type reinforcing bar core continuous fiber composite connector for prefabricated sandwich heat preserving wall body | |
| CN103967162A (en) | Steel-fiber plastic combined connector, prefabricated sandwich thermal insulation wall and manufacturing method | |
| CN106677362A (en) | Vented-box thermal insulation wallboard structure with built-in connecting bolts and construction method thereof | |
| CN110206222A (en) | A kind of novel heat insulation tension member | |
| CN210482741U (en) | Novel heat preservation drawknot spare | |
| CN205705360U (en) | A kind of hooked connections for prefabricated sandwich heat preserving wall body | |
| CN208023732U (en) | Be used for prefabricated sandwich thermal insulation wall steel core fibre composite connection spare | |
| CN205591367U (en) | A hook -type reinforcing bar core continuous fibers composite connection spare for prefabricating sandwich insulation wall body | |
| CN110056093A (en) | Composite material connector and its manufacturing method | |
| CN109356320A (en) | A kind of composite connector and preparation method for prefabricated sandwich heat preservation wallboard | |
| CN205382572U (en) | Precast concrete composite wall panel bridge cut -off connecting piece | |
| CN209011302U (en) | A kind of novel prefabricated sandwich heat preserving wall body composite connector | |
| CN110777972A (en) | Stainless steel-fiber reinforced plastic composite connecting piece for sandwich heat-insulation wall | |
| CN213087063U (en) | Glass fiber connecting piece with strong shearing resistance | |
| CN210658784U (en) | Bearing connecting piece for sandwich heat-insulating wall and sandwich heat-insulating wall | |
| CN208502086U (en) | A kind of insulation roof boarding | |
| CN210713501U (en) | Prefabricated sandwich heat preservation wallboard connecting piece of cross | |
| CN110318481A (en) | A kind of novel precast concrete sandwich heat preserving wall body overlength load connector and preparation method thereof and novel sandwich heat-preserving wall | |
| CN211396091U (en) | Stainless steel-fiber reinforced plastic composite connecting piece for sandwich heat-insulation wall | |
| CN212534631U (en) | Novel prefabricated composite wall FRP connecting piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20200505 |