CN211229160U - Novel stainless steel truss drawknot piece - Google Patents
Novel stainless steel truss drawknot piece Download PDFInfo
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- CN211229160U CN211229160U CN201921730169.7U CN201921730169U CN211229160U CN 211229160 U CN211229160 U CN 211229160U CN 201921730169 U CN201921730169 U CN 201921730169U CN 211229160 U CN211229160 U CN 211229160U
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Abstract
The utility model discloses a novel stainless steel truss tie member, which comprises a twisted steel group and an anchoring bearing capacity strengthening structure, wherein the anchoring bearing capacity strengthening structure is connected to the twisted steel group; the thread steel bar group comprises an upper linear thread steel bar and a lower linear thread steel bar, and the upper linear thread steel bar and the lower linear thread steel bar are arranged in parallel; the anchor bearing capacity additional strengthening including connect in last sharp twisted steel and the lower V font stainless steel web member on the sharp twisted steel, cooperate the S-shaped supporting reinforcement who is connected with V font stainless steel web member, V font stainless steel web member be by the stainless steel bar material of low coefficient of heat conductivity through the body of rod of shearing and the equidistance bending into continuous V font. The utility model solves the problems that the single V-shaped web member has insufficient anchoring capability, leads to the falling of the outer leaf wall and the like; the manufacturing process is simple, the reinforcing steel bars only need to be bent and welded, the structure is simple, and the cost is reduced. The utility model discloses the heat preservation wall of different requirements can be applicable to.
Description
Technical Field
The utility model belongs to the technical field of precast concrete with filling thermal insulation wall body, specifically relate to a novel stainless steel truss drawknot spare.
Background
Along with the continuous development of society, the problem of energy shortage is increasingly prominent on economic development roads in China, building energy conservation is an important way for relieving the energy problem, the development of assembly type buildings is firmly established and carries out five development concepts of innovation, coordination, green, openness and sharing, the important embodiment of construction mode innovation is promoted according to the requirements of applicability, economy, safety, green and beauty, and the method is an important means for stably increasing, promoting reform and adjusting the structure.
Along with the continuous popularization of assembly type buildings, the precast concrete sandwich insulation board is more and more applied to actual engineering. The tie piece is used as an important stressed member for connecting the inner leaf wall and the outer leaf wall, is an important factor influencing the mechanical and thermal performances of the sandwich insulation board, and the performances of the tie piece are related to the safety and the durability of the wall body. The performance of the prefabricated sandwich heat-insulating external wall panel directly determines the heat-insulating performance and the building energy consumption of the prefabricated building.
In the existing fabricated building, the sandwich heat-insulating external wall panel is mainly connected with an inner leaf wall, a heat-insulating layer and an outer leaf wall by adopting FRP (fiber reinforced plastic) pulling pieces, stainless steel pulling pieces and traditional truss pulling pieces; the three types of tie pieces commonly used in the existing market mostly have the defects of complex construction, high manufacturing cost, obvious heat bridge effect and the like. Specifically, the situations that the anchoring bearing capacity of the pulling piece in concrete is insufficient and the limiting device is easy to fall off easily occur in the installation process of the FRP pulling piece; the stainless steel tie pieces are high in manufacturing cost and complex in construction; when traditional truss drawknot spare when the wallboard outside is poured downwards, after the outer leaf wall is poured, truss drawknot spare is impressed in the concrete as required, touch the reinforcing bar net piece till, guarantee that the sufficient in-process of anchor exists and be difficult for pressing into lower concrete with the drawknot spare, have the secondary to lower concrete and stir, and be inserting the drawknot spare installation and easily deviate the vertical plane scheduling problem of predetermined installation in the concrete in-process.
In view of the above, there is a need to develop a tie member with low cost, simple construction and stable performance.
Disclosure of Invention
The utility model discloses to above-mentioned problem, compensate prior art not enough, provide a low in cost, simple, the stable performance's of construction novel stainless steel truss drawknot spare.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
The utility model relates to a novel stainless steel truss drawknot spare, its characterized in that: the anchoring bearing capacity reinforcing structure is connected to the threaded steel bar group.
As the utility model discloses an optimal scheme, the twisted steel group including last sharp twisted steel, lower sharp twisted steel, last sharp twisted steel and lower sharp twisted steel parallel arrangement.
As another preferred scheme of the utility model, last sharp twisted steel and straight line twisted steel's cross-sectional diameter down be 6 mm.
As another preferred scheme of the utility model, anchor bearing capacity additional strengthening including connect in last sharp twisted steel and the lower sharp twisted steel on V font stainless steel web member, with the S-shaped supporting steel bar that V font stainless steel web member cooperateed and is connected, V font stainless steel web member be by the stainless steel bar material of low coefficient of heat conductivity buckle into the body of rod of continuous V font through shearing and equidistance.
As another preferred scheme of the utility model, the V font stainless steel web member weld in the one side of last sharp twisted steel and lower sharp twisted steel, S-shaped supporting reinforcement both ends weld in V font stainless steel web member lower extreme corner.
As another preferred scheme of the utility model, perhaps V font stainless steel web member weld in the both sides of last sharp twisted steel and lower sharp twisted steel, go up sharp twisted steel and the V font stainless steel web member of lower sharp twisted steel both sides and be the cross form setting in the plane, S-shaped support reinforcement both ends weld in V font stainless steel web member lower extreme corner.
As another preferred scheme of the utility model, the cross-sectional diameter of V font stainless steel web is 5.5 mm.
As another preferred scheme of the utility model, go up sharp twisted steel and down between sharp twisted steel interval be 40-390 mm.
As another preferred scheme of the utility model, the S-shaped supporting steel bar is formed by integrally forming two semicircular thread steel bars, and the semicircular diameter is 300 mm; the cross-sectional diameter of S-shaped support bar is 6 mm.
The beneficial effects of the utility model.
1. Compared with the traditional truss, the utility model has two optional forms, specifically comprising (1) in the conventional condition and (2) in the structure with larger required anchoring bearing capacity; (1) under the conventional condition, a single-side V-shaped stainless steel web member welding mode is mainly adopted; (2) the wall body is large, and a welding form of the stainless steel web members in the shape of the V-shaped on two sides is adopted under the condition that the pulling piece is required to have larger anchoring bearing capacity, so that the anchoring capacity of the pulling piece can be effectively increased, and the problems that the outer leaf wall falls off and the like due to insufficient anchoring capacity of the single-V-shaped web member are solved. Can be suitable for heat-insulating walls with different requirements.
2. The utility model discloses a stainless steel truss drawknot spare can connect into whole with outer leaf wall body, inner leaf wall body, heated board, increases the S-shaped supporting reinforcement that sets up and can promote the anchor bearing capacity of drawknot spare, compares traditional drawknot spare and can more effectively resist the wall body and receive the tensile stress of plane off, is difficult for droing more, makes the structure more firmly stable, has increased the security of wall body.
3. The stainless steel truss tie member of the utility model is provided with the S-shaped supporting steel bar, and the truss tie member can be directly arranged on the lower layer steel bar net; then concrete pouring is carried out, the construction is greatly facilitated, meanwhile, secondary stirring of the concrete at the lower layer by the tie pieces in the installation process is avoided, air bubbles easily enter the concrete due to the secondary stirring of the concrete, the quality of the outer leaf wall is reduced, the durability of the whole wall body is affected, and safety accidents are easily caused.
4. The installation drawknot spare can avoid traditional drawknot spare to press the difficulty, the both ends are uneven leads to partial position anchor degree of depth not enough scheduling problem before the concreting.
The V-shaped stainless steel web members are made of stainless steel bars with poor heat conduction performance, so that the heat bridge effect is effectively reduced, the loss of indoor heat is reduced, the stability of indoor temperature is ensured, and the phenomenon of dewing on the decorative surface of the inner leaf wall due to the heat bridge effect of a tie piece is avoided; the stainless steel has strong corrosion resistance and good durability of the pulling piece, and can effectively prevent the problems that the strength of the pulling piece is reduced due to corrosion along with the increase of the service time, the anchoring force is insufficient and the like.
6. The utility model discloses a manufacturing process of drawknot spare is simple, only needs buckle the welding with the reinforcing bar, and simple structure helps reduce cost.
Drawings
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, it is right to combine the attached drawing and detailed description mode below the utility model discloses further detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
Fig. 1 is a schematic structural view of a first embodiment of the novel stainless steel truss tie member of the present invention.
Fig. 2 is a schematic structural view of a second embodiment of the novel stainless steel truss tie member of the present invention.
Fig. 3 is a schematic structural view of a third embodiment of the novel stainless steel truss tie member of the present invention.
Fig. 4 is a schematic structural diagram of a fourth embodiment of the novel stainless steel truss tie member of the present invention.
Fig. 5 is the structural schematic diagram of the S-shaped supporting steel bar of the novel stainless steel truss tie piece of the present invention.
The labels in the figure are: 1 is a V-shaped stainless steel web member, 2 is an upper linear threaded steel bar, 3 is a lower linear threaded steel bar and 4 is an S-shaped supporting steel bar.
Detailed Description
The utility model relates to a novel stainless steel truss drawknot spare, its characterized in that: the anchoring bearing capacity reinforcing structure is connected to the threaded steel bar group.
With reference to fig. 1 to 4, the twisted steel group includes an upper linear twisted steel 2 and a lower linear twisted steel 3, and the upper linear twisted steel 2 and the lower linear twisted steel 3 are arranged in parallel; the diameter of the cross section of the upper linear threaded steel bar 2 and the diameter of the cross section of the lower linear threaded steel bar 3 are 6 mm.
Referring to fig. 2 and 4, the anchoring bearing capacity reinforcing structure includes a V-shaped stainless steel web member 1 connected to the upper linear twisted steel bar 2 and the lower linear twisted steel bar 3, and an S-shaped support steel bar 4 connected to the V-shaped stainless steel web member 1 in a matching manner, wherein the V-shaped stainless steel web member 1 is a continuous V-shaped rod body formed by shearing and equidistantly bending a stainless steel bar material with a low thermal conductivity coefficient; the V-shaped stainless steel web member 1 shown in fig. 1 to 4 is only an illustration with a section of the V-shaped part thereof taken.
The section diameter of the V-shaped stainless steel web member 1 is 5.5 mm.
The V-shaped stainless steel web member 1 is made of stainless steel bars with poor heat conductivity, so that the heat bridge effect is effectively reduced, the loss of indoor heat is reduced, the stability of indoor temperature is ensured, and the phenomenon of condensation of the decorative surface of the inner leaf wall due to the heat bridge effect of a bonding part is avoided; the stainless steel has strong corrosion resistance and good durability of the pulling piece, and can effectively prevent the problems that the strength of the pulling piece is reduced due to corrosion along with the increase of the service time, the anchoring force is insufficient and the like.
In the conventional situation, a single-side V-shaped stainless steel web member 1 is welded; the V-shaped stainless steel web member 1 is welded on one side of the upper linear threaded steel bar 2 and one side of the lower linear threaded steel bar 3, and two ends of the S-shaped support steel bar 4 are welded at the corner of the lower end of the V-shaped stainless steel web member 1; specifically, the structure of the embodiment shown in fig. 2.
In a structure with larger required anchoring bearing capacity, a welding form of a double-side V-shaped stainless steel web member 1 is adopted; the V-shaped stainless steel web members 1 are welded on two sides of the upper linear threaded steel bar 2 and the lower linear threaded steel bar 3, the V-shaped stainless steel web members 1 on two sides of the upper linear threaded steel bar 2 and the lower linear threaded steel bar 3 are arranged in a cross mode in a plane, and two ends of the S-shaped support steel bar 4 are welded at the lower end corner of the V-shaped stainless steel web members 1; specifically, the structure of the embodiment shown in fig. 4.
The schematic structural diagrams of two embodiments of the drawknot shown in fig. 1 and 3 are structural diagrams of the drawknot without the addition of the S-shaped supporting steel bars 4.
The distance between the upper straight-line twisted steel bar 2 and the lower straight-line twisted steel bar 3 is 40-390 mm; specifically, the distance between the upper straight thread steel bar 2 and the lower straight thread steel bar 3 depends on the thickness of the insulating layer and the anchoring depth.
The S-shaped supporting steel bar 4 is formed by integrally forming two semicircular threaded steel bars, and the diameter of each semicircle is 300 mm; the diameter of the section of the S-shaped supporting steel bar 4 is 6 mm; other embedded components are easily influenced by overlarge diameter, and an effective supporting effect cannot be achieved by the undersize diameter.
The utility model discloses truss drawknot spare is when using the 4 forms of S-shaped supporting reinforcement of corresponding quantity, and the drawknot spare can provide higher vertical accuracy.
The utility model welds the S-shaped supporting steel bar 4 at the lower part of the V-shaped stainless steel web member 1, so that the S-shaped supporting steel bar 4 plane and the truss plane form two mutually perpendicular planes, and the steel bar truss can be stably arranged on the bottom steel bar net; the original construction mode is changed, the tie pieces are installed before concrete pouring, and the problems that the truss tie pieces are difficult to press into the preset anchoring depth of lower-layer concrete and the tie pieces deviate from the preset vertical plane in the pressing process in the traditional truss tie piece installation process are solved.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (9)
1. The utility model provides a novel stainless steel truss drawknot spare which characterized in that: the anchoring bearing capacity reinforcing structure is connected to the threaded steel bar group.
2. The novel stainless steel truss tie member of claim 1, wherein: the twisted steel group comprises an upper straight-line twisted steel and a lower straight-line twisted steel, and the upper straight-line twisted steel and the lower straight-line twisted steel are arranged in parallel.
3. The novel stainless steel truss tie member of claim 2, wherein: the diameter of the cross section of the upper straight-line thread steel bar and the diameter of the cross section of the lower straight-line thread steel bar are 6 mm.
4. The novel stainless steel truss tie member of claim 1, wherein: the anchor bearing capacity additional strengthening including connect in last sharp twisted steel and the lower V font stainless steel web member on the sharp twisted steel, cooperate the S-shaped supporting reinforcement who is connected with V font stainless steel web member, V font stainless steel web member be by the stainless steel bar material of low coefficient of heat conductivity through the body of rod of shearing and the equidistance bending into continuous V font.
5. The novel stainless steel truss tie member of claim 4, wherein: the V font stainless steel web member weld in the one side of last sharp twisted steel and lower sharp twisted steel, S-shaped support reinforcement both ends weld in V font stainless steel web member lower extreme corner.
6. The novel stainless steel truss tie member of claim 4, wherein: or the V-shaped stainless steel web members are welded on two sides of the upper linear threaded steel bar and the lower linear threaded steel bar, the V-shaped stainless steel web members on two sides of the upper linear threaded steel bar and the lower linear threaded steel bar are arranged in a cross mode in a plane, and two ends of the S-shaped supporting steel bar are welded at the corner of the lower end of the V-shaped stainless steel web member.
7. The novel stainless steel truss tie member of claim 4, wherein: the section diameter of the V-shaped stainless steel web is 5.5 mm.
8. The novel stainless steel truss tie member of claim 2, wherein: the distance between the upper straight-line thread steel bar and the lower straight-line thread steel bar is 40-390 mm.
9. The novel stainless steel truss tie member of claim 4, wherein: the S-shaped supporting steel bar is formed by integrally forming two semicircular threaded steel bars, and the semicircular diameter is 300 mm; the cross-sectional diameter of S-shaped support bar is 6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730169.7U CN211229160U (en) | 2019-10-16 | 2019-10-16 | Novel stainless steel truss drawknot piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921730169.7U CN211229160U (en) | 2019-10-16 | 2019-10-16 | Novel stainless steel truss drawknot piece |
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| Publication Number | Publication Date |
|---|---|
| CN211229160U true CN211229160U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921730169.7U Active CN211229160U (en) | 2019-10-16 | 2019-10-16 | Novel stainless steel truss drawknot piece |
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| Country | Link |
|---|---|
| CN (1) | CN211229160U (en) |
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2019
- 2019-10-16 CN CN201921730169.7U patent/CN211229160U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211026 Address after: 110000 7-2, building 10, West Sixth District, No. 888 Puhe Avenue, shenbeixin District, Shenyang City, Liaoning Province Patentee after: Shenyang Baolide Technology Co.,Ltd. Address before: 110136 No. 888 Puhe Avenue, shenbeixin District, Shenyang City, Liaoning Province Patentee before: Shenyang Weide Technology Group Co.,Ltd. |
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| TR01 | Transfer of patent right |