CN212001799U - Spacing subassembly and contain connection structure of prefabricated side fascia of this spacing subassembly - Google Patents
Spacing subassembly and contain connection structure of prefabricated side fascia of this spacing subassembly Download PDFInfo
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- CN212001799U CN212001799U CN201921704583.0U CN201921704583U CN212001799U CN 212001799 U CN212001799 U CN 212001799U CN 201921704583 U CN201921704583 U CN 201921704583U CN 212001799 U CN212001799 U CN 212001799U
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- steel bar
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Abstract
The utility model discloses a spacing subassembly for prefabricated side fascia's installation, including connecting plate, pre-buried portion and with the first bolt that the two links together, pre-buried portion includes the steel bar connection sleeve, the screw thread end of first bolt pass the first up clearing hole of connecting plate and with steel bar connection sleeve threaded connection, connecting plate second end bottom surface and/or steel bar connection sleeve bottom surface are fixed with the anchor landing leg. The utility model discloses still disclose connection structure of prefabricated side fascia, including prefabricated side fascia and superimposed beam, the top of prefabricated side fascia is connected with the superimposed beam through foretell spacing subassembly, and pre-buried portion anchor is in the concrete at prefabricated side fascia top, and the second end anchor of connecting plate is in the cast-in-place portion concrete of superimposed beam, and first end extends to pre-buried portion top, and first bolt is connected the first end of connecting plate and steel bar connection muffjoint. The limiting assembly is simple to operate; the connecting structure of the prefabricated external wall panel has enough bearing capacity, rigidity and deflection capability suitable for the main body 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 is used for connecting prefabricated external wall panels, and solves the problems that in the prior art, the limiting assembly is high in production cost, complex in construction operation and the like; 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 prefabricated wall panel's installation, includes connecting plate, pre-buried portion and links together the two first bolt, pre-buried portion includes the steel bar connection sleeve, the screw thread end of first bolt passes the first overhead clearing hole of connecting plate and with steel bar connection sleeve threaded connection, connecting plate second end bottom surface and/or steel bar connection sleeve bottom surface is fixed with the anchor landing leg.
Preferably, the anchoring supporting legs are U-shaped steel bars or anchor rods with anchor heads or anchor hooks or reinforcing ribs.
Preferably, the anchoring supporting leg arranged on the bottom surface of the second end of the connecting plate is a straight thread sleeve with a reinforcing rib arranged at the bottom, and the straight thread sleeve is fixedly connected with the second end of the connecting plate through a second bolt.
Preferably, the connecting plate further comprises a gasket, the gasket is fastened on the upper surface of the connecting plate by the first bolt or the second bolt, and the surfaces, which are attached to each other, of the connecting plate and the gasket are provided with mutually meshed sawtooth grains.
Preferably, the steel bar connecting sleeve further comprises a fixing plate provided with a through hole, the fixing plate is arranged on the top surface of the steel bar connecting sleeve or the straight thread sleeve, and the through hole is aligned with the threaded hole of the steel bar connecting sleeve or the straight thread sleeve.
Preferably, the fixing plate is fastened on the bottom surface of the connecting plate by the first bolt or the second bolt, and mutually meshed sawtooth grains are arranged on the surfaces, which are attached to each other, of the connecting plate and the fixing plate.
The utility model provides a connection structure of prefabricated external wall panel, includes prefabricated external wall panel and composite beam, the top of prefabricated external wall panel pass through foretell spacing subassembly with composite beam connects, pre-buried portion anchor in the concrete at prefabricated external wall panel top, the second end anchor of connecting plate in the cast-in-place portion concrete of composite beam, first end extends to pre-buried portion top, first bolt with the first end of connecting plate with reinforcing bar connection muffjoint.
Preferably, the prefabricated external wall panel is the sandwich wall structure of middle heat preservation, both sides concrete layer, the anchor landing leg that the steel bar connection sleeve bottom end is fixed extends to respectively in the concrete layer of both sides.
Preferably, the top opening end face of the steel bar connecting sleeve is flush with the upper surface of the prefabricated external wall panel.
Preferably, the bottom ends of the reinforcing ribs on the bottom surface of the straight threaded sleeve are anchored in the precast concrete of the composite beam, and the top opening end of the straight threaded sleeve is flush with the concrete surface of the cast-in-place part of the composite beam.
Preferably, 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 connecting plate and the steel bar connecting sleeve are fixed together through the first bolt, so that the production cost is low, the field construction operation is simple, the shearing resistance between the first bolt and the connecting plate is enhanced through the arrangement of the gasket, and the integrity and the reliability of the limiting assembly are 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 schematic perspective view of a position limiting assembly in embodiment 1;
fig. 2 is a schematic perspective view of a position limiting assembly in embodiment 2;
fig. 3 is a vertical sectional view of a coupling structure of a prefabricated external wall panel and a composite girder according to example 3;
FIG. 4 is a schematic perspective view of a position-limiting assembly according to embodiment 4;
FIG. 5 is an assembled view of the parts of the position-restricting assembly in embodiment 4;
fig. 6 is a vertical sectional view of a coupling structure of prefabricated external wall panels and composite girders according to example 5;
reference numerals: 01-limiting component, 1-steel bar connecting sleeve, 2-connecting plate, 3-gasket, 4-first bolt, 5-anchor hook, 6-U-shaped steel bar, 7-anchor, 8-anchor rod, 9-fixing plate, 10-second bolt, 11-straight thread sleeve, 12-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 fig. 1, the limiting assembly 01 in this embodiment is used for installing the prefabricated external wall panel 02, and includes a connecting plate 2, an embedded portion, and a fixing member connecting the connecting plate and the embedded portion. The pre-buried portion includes steel bar connection sleeve 1, and the mounting includes first bolt 4, and the screw thread end of first bolt 4 passes the downthehole and with 1 threaded connection of steel bar connection sleeve of the first end of connecting plate 2. In this embodiment, the first end of the connecting plate 2 is provided with a through hole (not shown) having a size 1.5 to 3 times the outer diameter of the threaded end of the first bolt 4. Set up like this, first bolt 4 and connecting plate 2 fixed connection back, be equivalent to the position between steel bar connection sleeve 1 and the connecting plate 2 and can adjust in certain extent.
Referring to fig. 1, the bottom side surface of the second end of the connecting plate 2 is welded with an anchor hook 5, the bottom surface of the steel bar connecting sleeve 1 is provided with a hook ring, and the hook ring is provided with a U-shaped steel bar 6. In other embodiments, the anchor hooks 5 may be replaced by other structural forms such as reinforcing ribs or anchor rods 8.
With continued reference to fig. 1, in a modification of this embodiment, the spacing assembly 01 further includes a spacer 3, the spacer 3 is fastened to the upper surface of the connecting plate 2 by a first bolt 4, and the surfaces of the connecting plate 2 and the spacer 3 which are attached to each other are provided with mutually engaged sawtooth patterns. Wherein the area of the sawtooth veins on the first end of the connecting plate 2 is larger than the area of the gasket 3. The gasket 3 is provided with a through hole for the first bolt 4 to pass through, and the diameter of the through hole is smaller than that of the through hole at the first end of the connecting plate 2 and smaller than the outer diameter of the bolt head of the first bolt 4. Set up like this, interlock each other through the sawtooth line between gasket 3 and the connecting plate 2 has strengthened the anchor power between first bolt 4 and the connecting plate 2 and has sheared ability, has strengthened spacing subassembly 01's wholeness.
The installation process of the limiting component 01 of the embodiment is described as follows: firstly, the threaded end of the first bolt 4 sequentially passes through the through holes on the first ends of the gasket 3 and the connecting plate 2, and then the end of the first bolt 4 is inserted into the steel bar connecting sleeve 1 for threaded fixation.
Example 2
Referring to fig. 2, compared with the structure of the spacing assembly 01 in embodiment 1, the spacing assembly 01 of this embodiment is different in that: the steel bar connecting sleeve is characterized by further comprising a fixing plate 9 provided with a through hole, wherein the fixing plate 9 is fixed at the threaded end of the first bolt 4 and clings to the top surface of the steel bar connecting sleeve 1. By the arrangement, the connecting capacity between the first bolt 4 and the steel bar connecting sleeve 1 can be further enhanced, and the risk that the first bolt 4 is separated from the steel bar connecting sleeve 1 is reduced.
In this embodiment, an anchor 7 is fixed on the bottom surface of the second end of the connecting plate 2, and an anchor rod 8 is fixed on the bottom surface of the steel bar connecting sleeve 1.
Example 3
Referring to fig. 3, the connection structure of the prefabricated external wall panel 02 in this embodiment includes the prefabricated external wall panel 02 and the composite beam 04, and the top of the prefabricated external wall panel is connected to the composite beam 04 through the spacing assembly 01 shown in embodiment 1. Wherein the pre-buried portion anchor of spacing subassembly 01 is in the concrete at prefabricated exterior wall panel 02 top, and the second end anchor of connecting plate 2 is in the cast-in-place portion 42 concrete of composite beam 04, and first end extends to the pre-buried portion top of prefabricated exterior wall panel 02 top surface.
In this embodiment, prefabricated side fascia 02 is middle heat preservation, the sandwich wall structure on both sides concrete layer, and the fixed anchor landing leg is U shaped steel muscle 6 on the steel bar connection sleeve 1, and two landing legs of U shaped steel muscle 6 extend to respectively in the concrete layer of both sides. Reinforcing bar connection sleeve 1 and prefabricated external wall panel 02's anchoring ability like this, reduced the risk that spacing subassembly 01 deviates from in the prefabricated external wall panel 02.
Referring to fig. 3, the top open end of the steel bar connecting sleeve 1 is flush with the upper surface of the prefabricated external wall panel 02. By the arrangement, the top surfaces of the prefabricated external wall panel 02 and the superposed beam 04 can be on almost the same horizontal plane when the prefabricated external wall panel and the superposed beam are connected.
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.
Continuing with fig. 3, the 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 precast floor slab 03, wherein a bottom surface of one end of the precast floor slab 03 is provided with a step, a bottom surface of the step is lapped on a top surface of the precast portion 41 of the superposed beam 04, and a second end of the connecting plate 2 extends to above the step. In casting the cast-in-place concrete, the connecting plate 2 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 positioning the prefabricated external wall panel 02 anchored with the steel bar connecting sleeve 1, and sequentially penetrating a first bolt 4 through a gasket 3 and a connecting plate 2 to be in threaded connection with the steel bar connecting sleeve 1; and step three, filling concrete at the step of the precast floor slab 03 and the cast-in-place part 42 of the superposed beam 04, pouring concrete at the first end of the connecting plate 2 and the top of the first bolt 4, and curing and forming.
Example 4
Referring to fig. 4 and 5, the limiting assembly in this embodiment includes connecting plate 2, pre-buried portion and the first bolt 4 that links together the two, and the pre-buried portion includes steel bar connection sleeve 1, and the screw thread end of first bolt 4 passes the first overhead clearing hole of connecting plate 2 and with steel bar connection sleeve 1 threaded connection, and 1 bottom surface of steel bar connection sleeve is fixed with the anchor landing leg, and the anchor landing leg in this embodiment is U shaped steel muscle 6. The anchoring supporting legs arranged on the bottom surface of the second end of the connecting plate 2 are straight threaded sleeves 11 with reinforcing ribs 12 arranged at the bottoms, and the straight threaded sleeves 11 are fixedly connected with the second end of the connecting plate 2 through second bolts 10.
With continued reference to fig. 5, the stop assembly in this embodiment further includes a spacer 3 and a fixing plate 9 provided with a through hole. The gasket 3 is fastened on the upper surface of the connecting plate 2 by a second bolt 10, and the surfaces of the connecting plate 2 and the gasket 3 which are attached to each other are provided with mutually meshed sawtooth grains. The fixing plate 9 is arranged on the top surface of the straight thread sleeve 11, the threaded hole of the through hole straight thread sleeve 11 is aligned with the second bolt 10 to fasten the fixing plate 9 on the bottom surface of the connecting plate 2, and the surfaces of the connecting plate 2 and the fixing plate 9 which are mutually attached are provided with mutually meshed sawtooth grains. In order to facilitate installation, the second end of the connecting plate 2 is provided with an oblong hole for the second bolt 10 to pass through, and the area of the sawtooth pattern on the upper/lower surface of the second end of the connecting plate 2 is larger than that of the gasket 3/the fixing plate 9, so that the position relation between the connecting plate 2 and the straight threaded sleeve 11 has adjustability in a certain range.
The installation process introduction of the limiting assembly in this embodiment: first bolt 4 passes the clearing hole of the first end of connecting plate 2 and carries out threaded connection with steel bar connecting sleeve 1 at first, then passes gasket 3 and the slotted hole of the 2 second ends of connecting plate in proper order with second bolt 10 and carries out threaded connection with straight threaded sleeve 11, guarantees simultaneously that the sawtooth line on gasket 3, connecting plate 2 and the relative surface of fixed plate 9 three interlock each other.
Example 5
Referring to fig. 6, the connection structure of the prefabricated external wall panel in the embodiment includes a prefabricated external wall panel 02 and a composite beam 04, and the top of the prefabricated external wall panel 02 is connected with the composite beam 04 through a limiting assembly 01 in embodiment 4.
The connection structure of the prefabricated external wall panel in this embodiment is substantially the same as that in embodiment 3, except that: the specific structure of the limiting component 01 is different. Referring to fig. 5 and fig. 6, the connecting plate 2 and the embedded part have the same anchoring position, and the first bolt 4 connects the connecting plate and the embedded part together; however, the reinforcing bars 12 at the bottom of the straight threaded sleeves 11 are anchored in the precast sections 41 and 42 of the composite girders, respectively, in part and in the cast-in-place sections 42, respectively, and the straight threaded sleeves 11 are all anchored in the cast-in-place sections 42.
Therefore, when the precast section 41 of the composite beam is produced in a factory, the reinforcing bars 12 are anchored to the top side of the precast section 41, the straight thread sleeves 11 can be welded to the top surfaces of the reinforcing bars 12 during factory or field construction, the second ends of the connecting plates 2 are connected to the straight thread sleeves 11 by the second bolts 10 during field construction, the cast-in-place sections 42 are formed after concrete is poured on the top side of the precast section 41, and the reinforcing bar connecting sleeves 1 are fixed to the first ends of the connecting plates 2 by the first bolts 4.
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 prefabricated wall panel, its characterized in that includes connecting plate, pre-buried portion and links together the two first bolt, pre-buried portion includes the steel bar connection sleeve, the screw thread end of first bolt passes the first overhead clearing hole of connecting plate and with steel bar connection sleeve threaded connection, connecting plate second end bottom surface and/or steel bar connection sleeve bottom surface is fixed with the anchor landing leg.
2. The spacing assembly of claim 1, wherein said anchoring legs are U-shaped steel bars or anchor rods with anchor heads or anchor hooks or reinforcing ribs.
3. The stop assembly according to claim 2, wherein the anchoring leg provided at the bottom surface of the second end of the connecting plate is a straight threaded sleeve provided with a reinforcing rib at the bottom, and the straight threaded sleeve is fixedly connected with the second end of the connecting plate through a second bolt.
4. The stop assembly according to claim 3, further comprising a spacer fastened to the upper surface of the connecting plate by the first bolt or the second bolt, wherein the surfaces of the connecting plate and the spacer that abut each other are provided with serrations that engage each other.
5. The stop assembly according to claim 3, further comprising a fixing plate provided with a through hole, wherein the fixing plate is disposed on the top surface of the steel bar connecting sleeve or the straight threaded sleeve, and the through hole is aligned with the threaded hole of the steel bar connecting sleeve or the straight threaded sleeve.
6. The stop assembly according to claim 5, wherein the first or second bolt fastens the fixing plate to the bottom surface of the connecting plate, and the surfaces of the connecting plate and the fixing plate, which are attached to each other, are provided with mutually engaged sawtooth patterns.
7. A connecting structure of a prefabricated external wall panel comprises the prefabricated external wall panel and a superposed beam, and is characterized in that the top of the prefabricated external wall panel is connected with the superposed beam through the limiting assembly according to any one of claims 1 to 6, the embedded part is anchored in concrete at the top of the prefabricated external wall panel, the second end of the connecting plate is anchored in concrete of a cast-in-place part of the superposed beam, the first end of the connecting plate extends to the position above the embedded part, and the first end of the connecting plate is connected with the steel bar connecting sleeve through the first bolt.
8. The connecting structure of the prefabricated external wall panel according to claim 7, wherein the prefabricated external wall panel is a sandwich wall structure with a middle heat-insulating layer and two concrete layers on two sides, and the anchoring legs fixed to the bottom ends of the steel bar connecting sleeves respectively extend into the concrete layers on two sides.
9. The prefabricated external wall panel connecting structure according to claim 7, wherein the top opening end surface of the reinforcing bar connecting sleeve is flush with the upper surface of the prefabricated external wall panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704583.0U CN212001799U (en) | 2019-10-12 | 2019-10-12 | Spacing subassembly and contain connection structure of prefabricated side fascia of this spacing subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921704583.0U CN212001799U (en) | 2019-10-12 | 2019-10-12 | Spacing subassembly and contain connection structure of prefabricated side fascia of this spacing subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212001799U true CN212001799U (en) | 2020-11-24 |
Family
ID=73411765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921704583.0U Active CN212001799U (en) | 2019-10-12 | 2019-10-12 | Spacing subassembly and contain connection structure of prefabricated side fascia of this spacing subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212001799U (en) |
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2019
- 2019-10-12 CN CN201921704583.0U patent/CN212001799U/en active Active
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| CP03 | Change of name, title or address |
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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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211222 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. |
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| TR01 | Transfer of patent right |