CN214941366U - A drawknot subassembly and wall body for cast in situ concrete composite insulation wall - Google Patents
A drawknot subassembly and wall body for cast in situ concrete composite insulation wall Download PDFInfo
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- CN214941366U CN214941366U CN202122251725.6U CN202122251725U CN214941366U CN 214941366 U CN214941366 U CN 214941366U CN 202122251725 U CN202122251725 U CN 202122251725U CN 214941366 U CN214941366 U CN 214941366U
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Abstract
The utility model discloses a drawknot subassembly and wall body for cast in situ concrete composite insulation wall, drawknot subassembly include tapered end, outer spacer, sleeve pipe and interior spacer that make by the plastics material to and the pull rod of metal. The drawknot component is clamped with the reinforcing mesh piece through the lock head, the reinforcing mesh piece is pressed in the cross-shaped groove of the lock head by combining the turning rod on the pull rod, and the reinforcing mesh piece and the drawknot component are doubly fixed. The fixed position of outer fixed plate, outer adjustable position of interior fixed to adapt to the heat preservation of different thickness, interior fixed back of outer fixed plate fixes firmly the heated board, and in addition, interior fixed outer fixed plate and outer spacer dislocation set have increased the spacing area to the heated board. Through the use of this drawknot subassembly, can be to the each side's of wire net piece and heat preservation aversion restriction in the wall body, outer insulation construction can not take place the dislocation when concreting, avoids the polylith heated board of concatenation to produce to shift and reduce heat preservation effect and wall body fracture scheduling problem.
Description
Technical Field
The utility model relates to a building field especially relates to a drawknot subassembly for cast in situ concrete composite insulation wall.
Background
The method is characterized in that an insulation board bonding anchor method is adopted for current building insulation after the completion of a building outer wall main body, or insulation boards are placed among steel reinforcement frameworks, then templates are erected, concrete with different thicknesses is poured on two sides of each insulation board simultaneously, and a composite wall body integrating structural stress and outer wall energy saving is formed (also called large-formwork built-in). The construction process of the bonding anchor method is multiple, the construction period is long, and the problems of high requirements on construction safety and the like are gradually limited in use due to direct exposure in the construction process of the heat insulation material. The heat preservation form of the large mould belongs to the integration of a heat preservation structure, is connected with the main body well, has the characteristics of simple construction and the like, and is gradually popularized and adopted.
When the insulation module is spliced into the insulation board through the mutual staggered joint splicing of building blocks in the outer side of the wall body stress steel bar in the large-mould built-in insulation mode, the position of the insulation board needs to be fixed by using the tie piece, and meanwhile, the steel wire welding net needs to be fixed at the outer end of the tie piece, so that the positioning and the fixing of each structural piece are realized. However, the structure of the existing tie piece is simply and unidirectionally hooked with the steel wire mesh, so that the existing tie piece and the steel wire mesh cannot be stably and firmly fixed, and the insulation board still can be displaced in the construction process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a location and fixed firm reliable a drawknot subassembly and wall body for cast in situ concrete composite insulation wall are provided.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a drawknot subassembly for cast in situ concrete composite insulation wall body which characterized in that includes:
the outer end face of the lock head is provided with a cross groove clamped with a steel wire mesh sheet in a wall protective layer, the lock head is provided with a semi-transverse sunk groove, the sunk groove is positioned on the outer side of the bottom of the cross groove, the lock head is provided with a through hole which is axially communicated, and the through hole is positioned at the eccentric position of the lock head;
the outer positioning sheet is fixed at the inner end of the lock head and is arranged concentrically with the lock head;
one end of the sleeve is fixed with the outer positioning sheet and is communicated with the through hole;
the inner positioning sheet can axially move and is sleeved on the sleeve in a locking manner and is arranged concentrically with the sleeve; and
the pull rod penetrates through the through hole in the lock head and the sleeve, the outer end of the pull rod is provided with a radially bent crank rod, the crank rod is arranged in the sinking groove, and the inner end of the pull rod extends out of the sleeve.
The further technical scheme is that the free end of the sleeve is provided with an external thread, and the inner edge of the inner positioning sheet is provided with a threaded sleeve in threaded connection with the sleeve.
The further technical scheme is that the threaded sleeve extends to the outside of the inner positioning piece towards the free end of the sleeve, and two fin plates are uniformly distributed on the part extending out of the threaded sleeve in the circumferential direction.
The technical scheme is that the outer edge of the outer positioning sheet extends out of the lock head, and a plurality of right-angled triangular reinforcing rib plates are uniformly distributed and fixed at the step formed between the outer positioning sheet and the lock head in the circumferential direction.
The further technical scheme is that grouting holes are formed in the reinforcing rib plates.
The further technical proposal is that the outer positioning sheet and/or the inner positioning sheet are provided with grouting holes.
The further technical scheme is that the distance between the outer side end surface of the sinking groove and the outer end surface of the lock head is at least 3 mm.
The cast-in-place concrete composite heat-insulating wall comprises a structural layer, a heat-insulating layer and a protective layer which are sequentially arranged from inside to outside, wherein the structural layer and the protective layer are both formed by pouring concrete; the steel wire that is the cross on the steel wire net piece is blocked in the cross recess of tapered end, the heat preservation locks between interior spacer and the outer spacer, the pull rod passes perforation and the sleeve pipe on the tapered end, and the turning lever of pull rod outer end is arranged in the heavy inslot and is pressed in the outside of steel wire net piece, and the inner of pull rod extends to in the structural layer and fixed with steel bar structure.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
this drawknot subassembly passes through tapered end and reinforcing bar net piece joint to combine the turn lever on the pull rod to carry out dual fixed with reinforcing bar net piece and drawknot subassembly with reinforcing bar net piece suppression in the cross recess of tapered end, can realize fixing a position about and about the reinforcing bar net piece.
The rigidity of outer fixed plate, outer adjustable position of interior fixed to adapt to the heat preservation of different thickness, the fixed back of interior fixed plate fixes the heated board firmly, in addition, interior fixed plate and outer spacer dislocation set have increased the spacing area to the heated board, have guaranteed effective, firm location and fixed to the heat preservation, avoid the polylith heated board of concatenation to produce to shift and reduce heat preservation effect and wall body fracture scheduling problem.
Through the use of this drawknot subassembly, can be to the each side's of wire net piece and heat preservation aversion restriction in the wall body, outer insulation construction can not take place the dislocation when concreting, avoids the polylith heated board of concatenation to produce to shift and reduce heat preservation effect and wall body fracture scheduling problem.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a front view of the drawknot assembly;
FIG. 2 is an isometric schematic view of the present hitch assembly (tie rods not shown);
FIG. 3 is a left side structural schematic view of the present hitch assembly (tie rod not shown);
fig. 4 is a schematic structural view of a wall body.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 3, the tie assembly for a cast-in-place concrete composite thermal insulation wall includes a locking head 110, an outer positioning plate 120, a sleeve 130, an inner positioning plate 140, and a tie bar 150 made of a metal material, which are made of a plastic material.
The outer end face of the lock head 110 is provided with a cross groove 111 clamped with a steel wire mesh 4 in the wall protection layer, the side wall of the cross groove 111 is provided with a wedge-shaped locking block capable of enabling the steel wire mesh 4 to be extruded and enter, the steel wire mesh 4 enters the cross groove 111, and the wedge-shaped locking block can prevent a steel bar mesh from exiting the cross groove 111 to realize unidirectional positioning. The locking head 110 is provided with a semi-transverse sunk groove 112, the sunk groove 112 is used for accommodating the end part of the pull rod 150, the width of the sunk groove 112 is matched with the diameter of the pull rod 150, and the end surface of the outer side of the sunk groove 112 is at least 3mm away from the outer end surface of the locking head 110, so that the baffle formed outside the sunk groove 112 has the same strength. The locking head 110 has an axially through-going bore 113, which bore 113 is located eccentrically with respect to the locking head 110.
The outer spacer 120 is fixed to an inner end of the locking head 110 and is concentrically arranged with the locking head 110. The outer edge of the outer positioning plate 120 extends to the outside of the lock head 110, a plurality of right-angled triangular reinforcing ribs 160 are uniformly distributed and fixed on the step formed between the outer positioning plate and the lock head 110, so as to enhance the connection strength between the lock head 110 and the outer positioning plate 120.
One end of the sleeve 130 is fixed with the outer positioning plate 120 and is communicated with the through hole 113, the outer end of the sleeve 130 can be fixed in a mode of being in threaded connection with the outer positioning plate 120 and the lock head 110, the inner positioning plate 140 can axially move and is sleeved on the sleeve 130 in a locking mode and is arranged concentrically with the sleeve 130, namely, the inner positioning plate 140 and the outer positioning plate 120 are arranged eccentrically. Specifically, the free end of the sleeve 130 is provided with an external thread, the inner edge of the inner positioning piece 140 is provided with a threaded sleeve 141 in threaded connection with the sleeve 130, and in order to facilitate the rotational adjustment of the position of the inner positioning piece 140, two fins 142 are circumferentially and uniformly distributed on the part of the threaded sleeve 141 extending out of the free end of the sleeve 130 and extending out of the inner positioning piece 140.
The pull rod 150 passes through the through hole 113 of the lock head 110 and the sleeve 130, the outer end of the pull rod 150 is provided with a radially bent crank rod 151, the crank rod 151 is arranged in the sinking groove 112, and the inner end of the pull rod 150 extends out of the sleeve 130. Since the sinking groove 112 is located at the outer side of the bottom of the cross groove 111, the turning rod 151 of the pull rod 150 presses the outer side of the mesh sheet after assembly.
This drawknot subassembly passes through tapered end 110 and reinforcing bar net piece joint to combine the turning rod 151 on the pull rod 150 to suppress reinforcing bar net piece in the cross recess 111 of tapered end 110, carry out dual fixed with reinforcing bar net piece and drawknot subassembly, can realize the reinforcing bar net piece about and fix a position, also restricted the displacement of pull rod 150 subassembly about, about and around simultaneously.
The rigidity of outer fixed plate, the outer adjustable position of interior fixed to adapt to different thickness's heat preservation 2, the fixed back of interior fixed outer plate is firmly fixed with the heated board, in addition, interior fixed outer plate and outer spacer 120 dislocation set have increased the spacing area to the heated board, have guaranteed to heat preservation 2 effective, firm location and fixed, avoid the polylith heated board of concatenation to produce to shift and reduce heat preservation effect and wall body fracture scheduling problem.
Grout holes are formed in the reinforcing rib plates 160, the outer positioning pieces 120 and the inner positioning pieces 140, so that grout can enter the reinforcing rib plates 121, the outer positioning pieces 120 and the inner positioning pieces 140 when concrete is poured, and the connection strength of the tie components and the wall body is enhanced.
Cast in situ concrete composite insulation wall, as shown in fig. 4, including structural layer 1, heat preservation 2 and the protective layer 3 that sets gradually from interior to exterior, structural layer 1 and protective layer 3 are formed by concrete placement, have steel bar structure in structural layer 1 embeds, have wire net piece 4 in protective layer 3 embeds, have the mesh of rectangle on wire net piece 4. A drawknot assembly as described in any of the above is employed. The steel wires in the cross shape on the steel wire mesh 4 are clamped into the cross-shaped groove 111 of the lock head 110, the heat-insulating layer 2 is locked between the inner positioning sheet 140 and the outer positioning sheet 120, the pull rod 150 penetrates through the through hole 113 on the lock head 110 and the sleeve 130, the turning rod 151 at the outer end of the pull rod 150 is arranged in the sinking groove 112 and pressed on the outer side of the steel wire mesh 4, and the inner end of the pull rod 150 extends into the structural layer 1 and is fixed with a steel bar structure through steel bar binding.
Through the use of this drawknot subassembly, can be to the each side's of wire mesh 4 and heat preservation 2 aversion restriction in the wall body, outer insulation construction can not take place the dislocation when concreting, avoids the polylith heated board of concatenation to produce the aversion and reduces heat preservation effect and wall body fracture scheduling problem.
The above is only the preferred embodiment of the present invention, and any person can make some simple modifications, deformations and equivalent replacements according to the present invention, all fall into the protection scope of the present invention.
Claims (8)
1. A drawknot subassembly for cast in situ concrete composite insulation wall body which characterized in that includes:
the anti-theft lock comprises a lock head (110), wherein a cross groove (111) clamped with a steel wire mesh (4) in a wall protective layer is formed in the outer end face of the lock head (110), a semi-transverse sunk groove (112) is formed in the lock head (110), the sunk groove (112) is positioned on the outer side of the bottom of the cross groove (111), an axially-through hole (113) is formed in the lock head (110), and the through hole (113) is positioned at the eccentric position of the lock head (110);
the outer positioning sheet (120) is fixed at the inner end of the lock head (110) and is arranged concentrically with the lock head (110);
a sleeve (130) having one end fixed to the outer positioning piece (120) and communicating with the through hole (113);
the inner positioning sheet (140) can axially move and is sleeved on the sleeve (130) in a locking way and is arranged concentrically with the sleeve (130); and
the pull rod (150) penetrates through a through hole (113) in the lock head (110) and the sleeve (130), the outer end of the pull rod (150) is provided with a radially bent crank rod (151), the crank rod (151) is arranged in the sinking groove (112), and the inner end of the pull rod (150) extends out of the sleeve (130).
2. The pulling knot assembly of claim 1, wherein the free end of the sleeve (130) has an external thread and the inner edge of the inner positioning tab (140) has a threaded sleeve (141) which is in threaded connection with the sleeve (130).
3. The pulling knot assembly of claim 2, wherein the threaded sleeve (141) extends outward of the inner positioning piece (140) toward the free end of the sleeve (130), and two fin plates (142) are circumferentially and uniformly distributed on a portion of the threaded sleeve (141) extending outward.
4. The drawknot assembly of claim 1, wherein the outer edge of the outer positioning plate (120) extends to the outside of the lock head (110), and a plurality of right-angled triangular reinforcing ribs (160) are uniformly distributed and fixed on a step formed between the outer positioning plate and the lock head (110).
5. The hitch assembly of claim 4, wherein the reinforcing floor (160) has grout holes formed therein.
6. The pulling knot assembly of claim 1, wherein the outer positioning plate (120) and/or the inner positioning plate (140) is provided with grouting holes.
7. The hitch assembly of claim 1, wherein an outboard end face of the counter sink (112) is at least 3mm from an outer end face of the lock cylinder (110).
8. Cast-in-place concrete composite heat-insulating wall body, including structural layer (1), heat preservation (2) and protective layer (3) set up sequentially from inside to outside, structural layer (1) and protective layer (3) are formed by concrete placement, there are steel bar structures in the structural layer (1), there are steel wire meshes (4) in the protective layer (3), the steel wire mesh (4) has rectangular mesh, characterized by, adopt the tie assembly according to any claim 1-7; in the cross recess (111) of tapered end (110) is gone into to the last steel wire card that is the cross of wire mesh (4), heat preservation (2) are locked in between interior spacer (140) and outer spacer (120), perforation (113) and sleeve pipe (130) on tapered end (110) are passed in pull rod (150), and turning rod (151) of pull rod (150) outer end are arranged in heavy groove (112) and are pressed in the outside of wire mesh (4), and the inner of pull rod (150) extends to in structural layer (1) and is fixed with steel bar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122251725.6U CN214941366U (en) | 2021-09-16 | 2021-09-16 | A drawknot subassembly and wall body for cast in situ concrete composite insulation wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122251725.6U CN214941366U (en) | 2021-09-16 | 2021-09-16 | A drawknot subassembly and wall body for cast in situ concrete composite insulation wall |
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| CN214941366U true CN214941366U (en) | 2021-11-30 |
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| CN202122251725.6U Active CN214941366U (en) | 2021-09-16 | 2021-09-16 | A drawknot subassembly and wall body for cast in situ concrete composite insulation wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197690A (en) * | 2021-12-28 | 2022-03-18 | 河南盛都环保科技集团有限公司 | Reinforced concrete passive heat-insulating wall with fixing piece |
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2021
- 2021-09-16 CN CN202122251725.6U patent/CN214941366U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197690A (en) * | 2021-12-28 | 2022-03-18 | 河南盛都环保科技集团有限公司 | Reinforced concrete passive heat-insulating wall with fixing piece |
| CN114197690B (en) * | 2021-12-28 | 2023-09-26 | 河南盛都环保科技集团有限公司 | Reinforced concrete passive heat-preserving wall with fixing piece |
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