CN212001801U - Connecting structure of limiting assembly and prefabricated external wall panel - Google Patents
Connecting structure of limiting assembly and prefabricated external wall panel Download PDFInfo
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- CN212001801U CN212001801U CN201921704935.2U CN201921704935U CN212001801U CN 212001801 U CN212001801 U CN 212001801U CN 201921704935 U CN201921704935 U CN 201921704935U CN 212001801 U CN212001801 U CN 212001801U
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Abstract
The utility model discloses a spacing subassembly for the installation of side fascia, including first connecting sleeve, second connecting sleeve/spout, first bolt, second bolt and L shape connecting plate, L shape connecting plate includes mutually perpendicular's diaphragm and riser, and first bolt passes diaphragm and first connecting sleeve threaded connection, and the second bolt passes riser and second connecting sleeve threaded connection or is connected with the spout. The utility model discloses still disclose the connection structure of prefabricated side fascia, including prefabricated side fascia and roof beam, the roof beam is full precast beam or coincide roof beam, and the top of prefabricated side fascia is connected with the roof beam through foretell spacing subassembly, and first connecting sleeve anchor is in the concrete at prefabricated side fascia top, and second connecting sleeve or spout anchor are in the top side concrete of roof beam. The limiting assembly is simple in structure and convenient to install; the connection structure of prefabricated side fascia in this scheme has sufficient bearing capacity, rigidity and the ability that shifts that adapts to major structure.
Description
Technical Field
The utility model belongs to the technical field of the assembly type structure, specifically speaking, the utility model relates to a connection structure of spacing subassembly and prefabricated side fascia.
Background
In the fabricated building, the prefabricated external wall panel is transported to a construction site for assembly after the engineering production is completed. The existing building design specification requires that the connecting structure with the main structure has enough bearing capacity and rigidity and the deflection capability of adapting to the main structure; the safety is required under the influence of adverse combinations such as gravity load, wind load, earthquake action, temperature action and the like and deformation of a main body structure; the flexible connection structure is suitable for being connected with the main body structure, reliable anti-corrosion and fireproof measures are adopted for the connection node, and safety in the design service life is guaranteed. According to prefabricated side fascia and major structure connected form can be divided into suspension type and side connection formula two kinds: 1) suspension type is connected and is meant that wallboard top or one of them end of bottom is reliably connected with the roof beam, and the wallboard both sides are disconnected with vertical member, and the wallboard other end should adopt spacing connection. 2) The side connection type connection means that the top end of the wallboard is reliably connected with a beam, steel bars are stretched out from two sides of the wallboard and anchored into a vertical component, and the bottom of the wallboard can adopt a limiting connection structure. Regardless of the connection form, the position of the prefabricated external wall panel, which is not connected with the main structure, needs to be limited. A spacing subassembly that is used for prefabricated side fascia among the prior art, there are manufacturing cost height, field operation complicacy, outstanding indoor later stage decoration processing scheduling problem that needs to carry out more. Therefore, a limiting assembly which is convenient to produce, simple to operate in site construction and does not protrude indoors and has strong fireproof and antirust capabilities and a connecting structure of the prefabricated external wall panel adopting the limiting assembly are researched and developed aiming at the limiting of the prefabricated external wall panel.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the limiting assembly for connecting the prefabricated external wall panels is provided, so that the problems of high production cost, complex construction operation and the like of the limiting assembly in the prior art are solved; still provide a connection structure of prefabricated side fascia simultaneously to the spacing subassembly that exists among the solution prior art outstanding influence is pleasing to the eye indoor, and spacing subassembly fire prevention rust-resistant treatment is troublesome scheduling problem.
In order to realize the purpose, the utility model discloses the technical scheme who takes does:
the utility model provides a spacing subassembly for the installation of side fascia, includes first connecting sleeve, second connecting sleeve/spout, first bolt, second bolt and L shape connecting plate, L shape connecting plate includes mutually perpendicular's diaphragm and riser, first bolt passes the diaphragm with first connecting sleeve threaded connection, the second bolt passes the riser with second connecting sleeve threaded connection or with the spout is connected.
On the basis of the above embodiment, preferably, the gasket further comprises a first gasket, the first gasket is pressed against the upper surface of the transverse plate by the first bolt, and the surfaces of the first gasket and the transverse plate, which are attached to each other, are provided with saw-tooth grains which are engaged with each other.
Preferably, the connecting device further comprises a second gasket, the second gasket is fastened on the surface, facing the first connecting sleeve, of the vertical plate through the second bolt, and the surfaces, attached to each other, of the second gasket and the vertical plate are provided with sawtooth patterns which are meshed with each other.
Preferably, the first and/or second connecting sleeve is/are fixed with anchoring legs.
Preferably, an anchoring leg is fixed to the first connecting sleeve and/or the sliding groove.
Preferably, the slotted surface of the sliding groove faces the vertical plate, and the first end of the second bolt is clamped in the sliding groove.
The utility model also provides a connection structure of prefabricated side fascia, including prefabricated side fascia and roof beam, the roof beam is full precast beam or coincide roof beam, the top of prefabricated side fascia through foretell spacing subassembly with the roof beam is connected, first connecting sleeve anchor in the concrete at prefabricated side fascia top, the second connecting sleeve or the spout anchor in the top side concrete of roof beam.
Preferably, the top side opening end surface of the first connecting sleeve is flush with the top side surface of the prefabricated external wall panel.
Preferably, the open end face of the second connecting sleeve is flush with the side surface of the beam; or the grooved surface of the sliding groove faces one side of the prefabricated external wall panel, and the second end of the second bolt extends out of the side face of the beam and is fixedly connected with the vertical plate through a nut.
Preferably, the anchoring supporting legs are U-shaped steel bars or anchor rods or anchor hooks with anchor heads.
Preferably, the prefabricated external wall panel is a sandwich wall structure with a middle heat-insulating layer and concrete layers on two sides, and the anchoring supporting legs fixed on the first connecting sleeve respectively extend into the concrete layers on two sides.
Preferably, the composite beam comprises a prefabricated part and a cast-in-place part, one end, close to the prefabricated external wall panel, of the top surface of the prefabricated part extends upwards to form a reverse sill, and the height of the reverse sill is equal to that of the cast-in-place part.
The technical scheme of the utility model the beneficial technological effect who gains is:
1. in the scheme, the first sleeve and the second connecting sleeve/sliding chute are connected together through the bolt and the L-shaped connecting plate respectively, so that the structure is simpler and the installation is convenient; by arranging the first gasket and the second gasket, the shearing resistance between the L-shaped connecting plate and the first bolt and between the L-shaped connecting plate and the second bolt is improved, and the integrity and the reliability of the limiting assembly are further improved;
2. in the connecting structure of the prefabricated external wall panel and the beam, the top of the external wall panel is connected with the beam through the limiting assembly, and the bottom of the external wall panel is fixedly connected with the structural main body, so that a suspended flexible connecting structure is formed, and the connecting structure has enough bearing capacity and rigidity and has the deflection capability of adapting to the main body structure; and the limiting assemblies are all anchored in the concrete, so that the requirements of corrosion resistance, rust resistance and fire resistance can be met.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.
FIG. 1 is a perspective view of a stopper member according to embodiment 1;
FIG. 2 is another assembled form of the position-restricting assembly in embodiment 1;
FIG. 3 is a perspective view of a stopper member according to embodiment 2;
fig. 4 is a vertical sectional view of a coupling structure of prefabricated external wall panels and composite girders according to example 3;
reference numerals: 01-limiting component, 1-first connecting sleeve, 2-L-shaped connecting plate, 3-first gasket, 4-first bolt, 5-second connecting sleeve, 6-second gasket, 7-second bolt, 8-chute, 9-U-shaped steel bar, 10-anchor rod, 11-reinforcing rib, 02-prefabricated external wall panel, 03-prefabricated floor slab, 04-superposed beam, 41-prefabricated part, 42-cast-in-place part and 43-reversed ridge.
Detailed Description
The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
Example 1
Referring to the attached drawing 1, the limiting component 01 for installing the prefabricated external wall panel 02 in the embodiment comprises a first connecting sleeve 1, a second connecting sleeve 5, a first bolt 4, a second bolt 7 and an L-shaped connecting plate 2, wherein the first connecting sleeve 1 and the second connecting sleeve 5 are provided with internal threads, the L-shaped connecting plate 2 comprises a transverse plate and a vertical plate which are perpendicular to each other, the first bolt 4 penetrates through the transverse plate to be in threaded connection with the first connecting sleeve 1, and the second bolt 7 penetrates through the vertical plate to be in threaded connection with the second connecting sleeve 5. Set up like this, first connecting sleeve 1 and second connecting sleeve 5 are pre-buried respectively in two prefabricated components, and first bolt 4, second bolt 7 and L shape connecting plate 2 are installed again during site operation, and the spacing connection between the 2 prefabricated components of realization that can be comparatively convenient.
Continuing to refer to fig. 1, on the basis of this embodiment, in an improved embodiment, the limiting assembly 01 further includes a first gasket 3, the first gasket 3 is pressed against the upper surface of the transverse plate by a first bolt 4, and surfaces of the first gasket 3 and the transverse plate, which are attached to each other, are provided with mutually engaged sawtooth patterns. Set up like this, the ability of shearing between first gasket 3 and the diaphragm is stronger, has strengthened the anchor power between first bolt 4 and the diaphragm, has avoided first bolt 4 to break away from in the diaphragm. Spacing subassembly 01 still includes second gasket 6, and second bolt 7 fastens second gasket 6 in the surface of the first connecting sleeve 1 of orientation of riser, and the surface that second gasket 6 and riser laminated each other all is provided with the sawtooth line of mutual interlock. By the arrangement, the anchoring force between the second bolt 7 and the vertical plate is enhanced, and the connection reliability among the second bolt 7, the second connecting sleeve 5 and the vertical plate is improved. The transverse plate is provided with a through hole with the diameter 1.5-4 times of the outer diameter of the first bolt 4, and the area of the first gasket 3 is larger than that of the through hole; thus, the position relation between the first bolt 4 and the transverse plate has a certain adjusting range. Similarly, a through hole with the diameter 1.5-5 times of the outer diameter of the second bolt 7 is formed in the vertical plate, and the area of the second gasket 6 is larger than that of the through hole; thus, the position relation between the second bolt 7 and the vertical plate has a certain adjusting range.
Referring to fig. 1, in the present embodiment, the first and second connect sleeves 1 and 5 are fixed with anchor legs. The bottom of the first connecting sleeve 1 is connected with a U-shaped steel bar 9 through a lantern ring, and the tail end of the second connecting sleeve 5 is welded with an L-shaped anchor rod 10. This improves the anchoring of the first and second adapter sleeve 1, 5 in the prefabricated part and prevents it from being detached from the concrete in the event of an earthquake or the like.
The installation process of the limiting component 01 of the embodiment is described as follows: firstly, inserting the threaded end of a first bolt 4 into a through hole in a transverse plate of the L-shaped connecting plate 2, and then connecting the threaded end of the first bolt with a first connecting sleeve 1 in a threaded manner; the threaded end of the second bolt 7 is then inserted through the through hole in the riser of the L-shaped web 2 and then screwed into the second adapter sleeve 5.
Referring to fig. 1 and 2, in the embodiment, the L-shaped connecting plate can be converted by 90 degrees and then fixedly connected with the first connecting sleeve and the second connecting sleeve, so that the function of the limiting assembly is not affected.
Example 2
Referring to fig. 3, compared with the structure of the spacing assembly 01 in embodiment 1, the spacing assembly 01 of this embodiment is different in that: adopt spout 8 to replace second connecting sleeve 5, the fluting surface of spout 8 is towards the riser, and the first end card of second bolt 7 is in spout 8, and the second end inserts the through hole of riser and is fixed together through the nut with the riser. The surface of the chute 8 far away from the notch opening is welded with an anchor rod 10.
Example 3
Referring to fig. 4, the present invention provides a connection structure of a prefabricated external wall panel 02, including a prefabricated external wall panel 02 and a composite beam 04, wherein the top of the prefabricated external wall panel is connected to the composite beam 04 through a spacing assembly 01 shown in embodiment 1. The composite beam 04 comprises a prefabricated part 41 at the bottom and a cast-in-place part 42 at the upper part, the first connecting sleeve 1 is anchored in the concrete at the top of the prefabricated external wall panel 02, and the second connecting sleeve 5 is anchored in the concrete at the top side of the cast-in-place part 42. The end surface of the top opening of the first connecting sleeve 1 is flush with the top surface of the prefabricated external wall panel 02; the opening end surface of the second connecting sleeve 5 is flush with the right side surface of the cast-in-place part 42; the first end of the second bolt 7 is in threaded connection with the second connecting sleeve 5, and the second end extends out of the side face of the cast-in-place part 42 and is fixedly connected with the vertical plate through a nut.
Referring to fig. 3, in this embodiment, the prefabricated external wall panel 02 is a sandwich wall structure with a middle insulating layer and two concrete layers on two sides, the anchoring supporting legs fixed on the first connecting sleeve 1 are U-shaped steel bars 9, and two supporting legs of the U-shaped steel bars 9 extend into the concrete layers on two sides respectively. Therefore, the anchoring capability of the first connecting sleeve 1 and the prefabricated external wall panel 02 is enhanced, and the risk that the limiting assembly 01 is separated from the prefabricated external wall panel 02 is reduced.
In this embodiment, the top surface of the prefabricated external wall panel 02 is formed in a step shape with a short outdoor side and a high indoor side, so that rainwater on the outdoor side can be prevented from entering the indoor space from the joints of the upper and lower prefabricated external wall panels 02.
With continued reference to fig. 3, in another modified embodiment, an end of the top surface of the prefabricated part 41 near the prefabricated external wall panel 02 extends upward to form a reverse threshold 43, and the height of the reverse threshold 43 is equal to the height of the cast-in-place part 42. By the arrangement, in the concrete of the cast-in-place part 42 of the cast-in-place beam 04, the reverse ridges 43 serve as the outer templates of the cast-in-place part 42, the construction workload of the site templates is reduced, and the construction efficiency is improved.
Referring to fig. 3, the embodiment further includes a prefabricated floor slab 03, wherein a bottom surface of one end of the prefabricated floor slab 03 is provided with a step, a bottom surface of the step is lapped on a top surface of the prefabricated part 41 of the superposed beam 04, and the anchor rod 10 on the second connecting sleeve 5 extends to above the step. In casting the cast-in-place concrete, the anchor bar 10 is anchored in the cast-in-place concrete of the cast-in-place portion 42 and the step.
The construction steps of the prefabricated external wall panel 02 and the composite beam 04 in this embodiment substantially include: firstly, hoisting and positioning the prefabricated part 41 of the superposed beam 04 and hoisting and positioning the prefabricated floor 03; secondly, hoisting and anchoring the prefabricated external wall panel 02 of the first connecting sleeve 1, positioning the outer side of the prefabricated part 41, and connecting a first bolt 4 with the first connecting sleeve 1 in a threaded manner after penetrating through the transverse plate; a second bolt 7 penetrates through the vertical plate and then is connected with the second sleeve, and the second sleeve is fixed above the prefabricated part 41 through a support piece or a cushion block; and thirdly, pouring concrete at the step of the prefabricated floor slab 03 and the cast-in-place part 42 of the superposed beam 04, pouring concrete on the transverse plate and the top of the first bolt 4, and maintaining and forming.
In other embodiments, the connection between the prefabricated external wall panel 02 and the fully prefabricated beam can be performed by using the limiting assembly 01 in embodiment 2, which is different from this embodiment in that: the sliding grooves 8 are pre-buried in the concrete at the top of the full precast beam, and the L-shaped connecting plate 2, the second bolt 7 and the first bolt 4 are installed on the construction site and are fixedly connected with the first sleeve in the precast external wall panel 02.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a spacing subassembly for the installation of side fascia, its characterized in that, includes first connecting sleeve, second connecting sleeve/spout, first bolt, second bolt and L shape connecting plate, L shape connecting plate includes mutually perpendicular's diaphragm and riser, first bolt passes the diaphragm with first connecting sleeve threaded connection, the second bolt passes the riser with second connecting sleeve threaded connection or with the spout is connected.
2. The limiting assembly according to claim 1, further comprising a first gasket, wherein the first gasket is pressed against the upper surface of the transverse plate by the first bolt, and mutually engaged sawtooth grains are arranged on the surfaces of the first gasket and the transverse plate, which are mutually attached to each other.
3. The spacing assembly of claim 2, further comprising a second washer, said second bolt fastening said second washer to a surface of said riser facing said first sleeve, said surfaces of said second washer and said riser facing each other being provided with interlocking serrations.
4. The spacing assembly of claim 2, wherein said first and/or second coupling sleeve has anchoring legs affixed thereto.
5. The spacing assembly of claim 2, wherein anchoring legs are fixed to said first connecting sleeve and/or said runner.
6. The spacing assembly of any of claims 1-5, wherein the slotted surface of said channel faces said riser, and said first end of said second bolt is captured in said channel.
7. A connecting structure of prefabricated external wall panels, which comprises the prefabricated external wall panels and beams, wherein the beams are full prefabricated beams or superposed beams, the top of the prefabricated external wall panels is connected with the beams through the limiting assembly according to any one of claims 1 to 6, the first connecting sleeves are anchored in concrete at the top of the prefabricated external wall panels, and the second connecting sleeves or the sliding chutes are anchored in concrete at the top sides of the beams.
8. The prefabricated external wall panel connecting structure according to claim 7, wherein the top side opening end surface of the first connecting sleeve is flush with the top side surface of the prefabricated external wall panel.
9. The connecting structure of the prefabricated external wall panel as claimed in claim 7, wherein the composite beam comprises a prefabricated part and a cast-in-place part, wherein a top surface of the prefabricated part extends upwards to form a reverse sill at an end close to the prefabricated external wall panel, and a height of the reverse sill is equal to a height of the cast-in-place part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704935.2U CN212001801U (en) | 2019-10-12 | 2019-10-12 | Connecting structure of limiting assembly and prefabricated external wall panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704935.2U CN212001801U (en) | 2019-10-12 | 2019-10-12 | Connecting structure of limiting assembly and prefabricated external wall panel |
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| CN212001801U true CN212001801U (en) | 2020-11-24 |
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| CN201921704935.2U Active CN212001801U (en) | 2019-10-12 | 2019-10-12 | Connecting structure of limiting assembly and prefabricated external wall panel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761282A (en) * | 2021-02-11 | 2021-05-07 | 张强功 | Modern low-rise fabricated building structure and assembling method |
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2019
- 2019-10-12 CN CN201921704935.2U patent/CN212001801U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761282A (en) * | 2021-02-11 | 2021-05-07 | 张强功 | Modern low-rise fabricated building structure and assembling method |
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Address after: No. 410000, shaping street, Changsha, Kaifu City, Hunan Province Patentee after: Zhuyou Zhizao Technology Industry Group Co.,Ltd. Address before: 10 Zhongshi Road, shaping street, Kaifu District, Changsha City, Hunan Province Patentee before: Zhongmin zhuyou Technology Industry Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211214 Address after: 5 / F, office building 2, Zhongmin zhuyou Co., Ltd., No. 10, Zhongshi Road, shaping street, Kaifu District, Changsha City, Hunan Province, 410000 Patentee after: Zhuyou Zhizao Technology Investment Co.,Ltd. Address before: No. 410000, shaping street, Changsha, Kaifu City, Hunan Province Patentee before: Zhuyou Zhizao Technology Industry Group Co.,Ltd. |