CN210530019U - Horizontal connecting node for prefabricated wall, prefabricated wall and cast-in-place member - Google Patents
Horizontal connecting node for prefabricated wall, prefabricated wall and cast-in-place member Download PDFInfo
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- CN210530019U CN210530019U CN201921319563.1U CN201921319563U CN210530019U CN 210530019 U CN210530019 U CN 210530019U CN 201921319563 U CN201921319563 U CN 201921319563U CN 210530019 U CN210530019 U CN 210530019U
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Abstract
The utility model discloses a horizontal connecting node of a prefabricated wall, a prefabricated wall and a cast-in-place member, wherein the horizontal connecting node of the prefabricated wall and the cast-in-place member comprises a prefabricated wall body, connecting steel bars and the cast-in-place member, the side part of the prefabricated wall body is provided with a pre-embedded sleeve with internal threads, the outer end part of the pre-embedded sleeve is flush with the side surface of the prefabricated wall body, and the pre-embedded sleeves are arranged at intervals along the height direction of the prefabricated wall body; one end of the connecting steel bar is in threaded connection with the embedded sleeve, and the other end of the connecting steel bar is located in the cast-in-place component. The utility model reduces the production difficulty of factory prefabricated wall boards and the cost of die opening, reduces the transportation cost of prefabricated wall boards, can carry out cast-in-place component reinforcement earlier during construction and then carry out wallboard hoisting for the construction progress has avoided among the prior art prefabricated wall board to stretch out the problem that reinforcing bar and cast-in-place component reinforcing bar take place to interfere.
Description
Technical Field
The utility model relates to a prefabricated wall, prefabricated wall and cast-in-place component horizontal connection node belongs to assembly type structure technical field.
Background
In a prefabricated assembly type building, in order to meet the construction requirement of a filler wall, when a prefabricated wall panel and a cast-in-place member (a cast-in-place wall or a cast-in-place column) are connected in the horizontal direction, extended steel bars (connecting steel bars) are reserved on the side parts of the prefabricated wall panel and are used for anchoring in the cast-in-place member. When the prefabricated wall panel is produced in a factory, a die (baffle) for producing the prefabricated part is required to be provided with a hole or a notch for extending the extending steel bar, so that the processing and production cost of the die is increased, the operation is more complicated during demoulding, the production efficiency is not improved, and the convenience for reserving the extending steel bar and the demoulding efficiency are improved by improving the die in the prior art, such as the die for producing the prefabricated part disclosed in patent document 1 (with the publication number of: CN107553696A) and patent document 2 (with the publication number of: CN 107553699A). However, the modification of the mold leads to the complication of the mold, which is disadvantageous in cost saving. In addition, the prefabricated wall panel with the extending steel bars increases the whole size of the prefabricated wall panel due to the extending steel bars, so that the transportation difficulty can exist in the transportation process, and the transportation cost is increased. Meanwhile, during on-site construction, if the steel bars of the cast-in-place member are bound firstly and then the prefabricated wall board is hoisted, the extending steel bars of the prefabricated wall board interfere with the steel bars of the cast-in-place member, and the prefabricated wall board is difficult to be installed in place; therefore, only the prefabricated wall boards can be hoisted firstly, and then the reinforcing steel bars of the cast-in-place member are bound at the position between the two prefabricated wall boards, so that the space between the two prefabricated wall boards is limited, and due to the existence of the extending reinforcing steel bars of the prefabricated wall boards, the binding of the reinforcing steel bars of the cast-in-place member (particularly a cast-in-place column) becomes very difficult, the extending reinforcing steel bars on the side surfaces of the wall boards are bent for multiple times in the operation process, so that the strength of the reinforcing steel bars is damaged, the connection quality of the prefabricated wall boards and the cast-in-place member is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that exists among the prior art, the utility model provides a prefabricated wall convenient to production and construction, concrete technical scheme is as follows.
The prefabricated wall is characterized by comprising a prefabricated wall body and embedded sleeves located on the side portion of the prefabricated wall body, wherein the embedded sleeves are provided with internal threads, the outer end portions of the embedded sleeves are flush with the side surface of the prefabricated wall body, and the embedded sleeves are arranged in a plurality along the height direction of the prefabricated wall body at intervals.
Further, pre-buried sleeve threaded connection has connecting reinforcement, connecting reinforcement's one end is located in the pre-buried sleeve, the other end is located outside the prefabricated wall body.
Furthermore, an insulating layer is arranged in the prefabricated wall body. Preferably, the heat preservation layer adopts EPS heated board or XPS heated board, has heat preservation, fire-retardant and the effect that reduces wallboard weight concurrently.
Furthermore, hanging nails are pre-buried in the upper end of the prefabricated wall body, the extending direction of the hanging nails is parallel to the height direction of the prefabricated wall body, one part of the hanging nails is positioned in the prefabricated wall body, and the other part of the hanging nails is positioned in a groove on the upper surface of the prefabricated wall body. The hanging nail is used for being connected with a special lifting appliance during carrying or construction, and is convenient for lifting the prefabricated wall panel.
Based on the same utility model, the utility model also relates to a horizontal connecting node of a prefabricated wall and a cast-in-place member, which is characterized by comprising a prefabricated wall body, connecting steel bars and a cast-in-place member, wherein the side surface of the prefabricated wall body is connected with the side surface of the cast-in-place member, the side part of the prefabricated wall body is provided with a pre-embedded sleeve, the pre-embedded sleeve is provided with internal threads, the outer end part of the pre-embedded sleeve is level with the side surface of the prefabricated wall body, and a plurality of pre-embedded sleeves are arranged at intervals along the height direction of the prefabricated wall body; one end of the connecting steel bar is in threaded connection with the embedded sleeve, and the other end of the connecting steel bar is located in the cast-in-place component.
Further, the cast-in-place member is a cast-in-place column or a cast-in-place wall.
Further, the part of the connecting steel bar in the cast-in-place member is bound and/or welded and fixed with the steel bar of the cast-in-place member.
The construction method of the horizontal connecting node of the prefabricated wall and the cast-in-place member mainly comprises the following steps:
1) binding the steel bar of the cast-in-situ member;
2) hoisting the prefabricated wall body, and connecting one end of the connecting steel bar with the embedded sleeve in a threaded manner;
3) and installing a template of the cast-in-place member, and pouring concrete of the cast-in-place member to enable the other end of the connecting steel bar to be positioned in the cast-in-place member.
Further, the construction method also comprises the step of binding and/or welding and fixing the connecting steel bars and the steel bars of the cast-in-place member before the step 3). This is favorable to improving prefabricated wall and cast-in-place component's joint strength.
By adopting the horizontal connecting node of the prefabricated wall, the prefabricated wall and the cast-in-place member and the construction method, the production difficulty and the die opening cost in the production process of the prefabricated wall board in a factory are reduced, and the connecting steel bars can be assembled on the prefabricated wall board in a construction site, so that the transportation difficulty and the transportation cost of the prefabricated wall board are reduced, the cast-in-place member steel bars can be firstly bound in the construction site, and then the wall board is hoisted, thereby facilitating the site construction, accelerating the construction progress, and avoiding the problem that the prefabricated wall board extends out steel bars and the cast-in-place member steel bars to interfere in the; the comprehensive economic benefit is high.
Drawings
FIG. 1 is a perspective view of a prefabricated wall;
fig. 2 is a schematic view of the horizontal connection node of the prefabricated wall and the cast-in-place member of the present invention (the concrete of the cast-in-place member is not shown);
FIG. 3 is an enlarged view of the area A in FIG. 1
Fig. 4 is a horizontal sectional view of a horizontal connection node of the prefabricated wall and the cast-in-place member.
In the figure: prefabricated wall body 1, heat preservation 11, hang nail 12, recess 13, connecting reinforcement 2, cast-in-place component 3, reinforcing bar 31, pre-buried sleeve 4.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-4, the horizontal connection node of the prefabricated wall and the cast-in-place member comprises a prefabricated wall body 1, connecting steel bars 2 and a cast-in-place member 3, wherein the side surface of the prefabricated wall body 1 is connected with the side surface of the cast-in-place member 3, a pre-embedded sleeve 4 is arranged on the side portion of the prefabricated wall body 1, the pre-embedded sleeve 4 is provided with internal threads, the outer end portion of the pre-embedded sleeve 4 is flush with the side surface of the prefabricated wall body 1, and a plurality of pre-embedded sleeves 4 are arranged at intervals along; one end of the connecting steel bar 2 is in threaded connection with the embedded sleeve 4, and the other end of the connecting steel bar is positioned in the cast-in-place component 3. Wherein, the connecting steel bar 2 can be replaced by a screw rod or a screw rod and other parts with external threads. The height direction herein refers to a height direction of the prefabricated wall when it is in a use state in a building structure. The cast-in-place member is a cast-in-place column or a cast-in-place wall.
The pre-buried sleeve that has the internal thread when the prefabricated wall of factory production, pre-buried telescopic location only need be in the trompil hole on the mould of production prefabricated wall, positioning bolt and pre-buried muffjoint, and positioning bolt's screw thread head is located outside the mould, and pre-buried sleeve is located within the mould, forms pre-buried sleeve after dismantling positioning bolt and mould after pouring concrete solidification in the mould. The sleeve pre-embedding operation is simple and convenient, the positioning is accurate, the slurry leakage is prevented, the number and the spacing of the pre-embedded sleeves can be set according to specific requirements, and the requirements of construction specifications are required to be met; compare in prior art directly at the pre-buried reinforcing bar that stretches out of lateral part of prefabricated wall, the production degree of difficulty has greatly been reduced to pre-buried telescopic mode. Preferably, in order to improve the connection reliability of the embedded sleeve, the inner end of the sleeve may be fixedly connected with the internal steel bar of the prefabricated wall, for example, the inner end of the sleeve is provided with an anchoring member perpendicular to the axis of the embedded sleeve, and the anchoring member is bound or welded with the steel bar of the prefabricated wall.
Preferably, still have heat preservation 11 in the prefabricated wall body 1, heat preservation 11 can adopt EPS heated board or XPS heated board, has heat preservation, fire-retardant and the effect that reduces wallboard weight concurrently.
The upper end of the prefabricated wall body 1 can be embedded with hanging nails 12, the extending direction of the hanging nails 12 is parallel to the height direction of the prefabricated wall body 1, a part of the hanging nails 12 is positioned inside the prefabricated wall body 1, and a part of the hanging nails 12 is positioned in a groove 13 on the upper surface of the prefabricated wall body 1.
The construction method of the horizontal connecting node of the prefabricated wall and the cast-in-place member mainly comprises the following steps:
1) binding the steel bar of the cast-in-situ component 3;
2) hoisting the prefabricated wall body 1, and connecting one end of a connecting steel bar 2 with the embedded sleeve 4 in a threaded manner;
3) and installing a template of the cast-in-place member 3, and pouring the concrete of the cast-in-place member, so that the other end of the connecting steel bar 2 is positioned in the cast-in-place member.
Further, the construction method further comprises the step of binding and/or welding and fixing the connecting steel bar 2 and the steel bar 31 of the cast-in-place member 3 before the step 3).
After the prefabricated wallboard is produced and is accomplished in the mill, transport the job site, can not reach the reinforcing bar because the wallboard side and influence the reinforcement in the transportation, the cost of transportation has been reduced, the job site can earlier ligature cast-in-place wall or post reinforcing bar, carry out prefabricated wallboard hoist and mount again, twist the connecting reinforcement of outband screw thread in the pre-buried sleeve of wallboard side at last, the field construction can not influence the reinforcement of cast-in-place component because of prefabricated wallboard, easy operation is convenient, construction quality can be guaranteed again, construction cost is reduced, and the construction progress has been accelerated. The utility model discloses a prefabricated wallboard is mainly non-bearing wallboard.
The embodiments of the present invention have been described above with reference to the accompanying drawings, and features of the embodiments and examples of the present invention may be combined with each other without conflict. The present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and the scope of the present invention, which is encompassed by the present invention.
Claims (8)
1. The prefabricated wall is characterized by comprising a prefabricated wall body (1) and embedded sleeves located on the side portion of the prefabricated wall body (1), wherein the embedded sleeves are provided with internal threads, the outer end portions of the embedded sleeves are flush with the side surfaces of the prefabricated wall body, and the embedded sleeves are arranged in a plurality along the height direction of the prefabricated wall body at intervals.
2. The prefabricated wall according to claim 1, wherein the embedded sleeve is in threaded connection with a connecting steel bar (2), one end of the connecting steel bar (2) is located in the embedded sleeve, and the other end of the connecting steel bar is located outside the prefabricated wall body (1).
3. A prefabricated wall according to claim 1, characterized in that the prefabricated wall body (1) is provided with an insulating layer (11) inside.
4. A prefabricated wall according to claim 3, characterised in that the insulation (11) is EPS insulation or XPS insulation.
5. The prefabricated wall of claim 1, wherein hanging nails (12) are embedded in the upper end of the prefabricated wall body (1), the extending direction of the hanging nails (12) is parallel to the height direction of the prefabricated wall body (1), and the hanging nails (12) are partially positioned in the prefabricated wall body (1) and partially positioned in grooves (13) at the upper surface of the prefabricated wall body (1).
6. A horizontal connecting node of a prefabricated wall and a cast-in-place member is characterized by comprising a prefabricated wall body (1), connecting steel bars (2) and cast-in-place members (3), wherein the side surface of the prefabricated wall body (1) is connected with the side surface of the cast-in-place member (3), a pre-embedded sleeve is arranged on the side portion of the prefabricated wall body (1), the pre-embedded sleeve is provided with internal threads, the outer end portion of the pre-embedded sleeve is flush with the side surface of the prefabricated wall body (1), and a plurality of pre-embedded sleeves are arranged at intervals along the height direction of the prefabricated wall body; one end of the connecting steel bar (2) is in threaded connection with the embedded sleeve, and the other end of the connecting steel bar is located in the cast-in-place component (3).
7. A prefabricated wall and cast-in-place element horizontal connection node according to claim 6, characterized in that, the cast-in-place element (3) is a cast-in-place column or a cast-in-place wall.
8. A prefabricated wall and cast-in-place member horizontal connecting node according to claim 6, characterized in that the part of the connecting steel bars (2) in the cast-in-place member (3) is bound and/or welded with the steel bars of the cast-in-place member (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319563.1U CN210530019U (en) | 2019-08-14 | 2019-08-14 | Horizontal connecting node for prefabricated wall, prefabricated wall and cast-in-place member |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921319563.1U CN210530019U (en) | 2019-08-14 | 2019-08-14 | Horizontal connecting node for prefabricated wall, prefabricated wall and cast-in-place member |
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| CN210530019U true CN210530019U (en) | 2020-05-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424574A (en) * | 2019-08-14 | 2019-11-08 | 湖南远大工程设计有限公司 | A kind of dry wall, dry wall and site concrete horizontal connecting node and construction method |
| CN115652998A (en) * | 2022-11-11 | 2023-01-31 | 中交第一航务工程局有限公司 | Construction method of partition board in pipe gallery |
-
2019
- 2019-08-14 CN CN201921319563.1U patent/CN210530019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424574A (en) * | 2019-08-14 | 2019-11-08 | 湖南远大工程设计有限公司 | A kind of dry wall, dry wall and site concrete horizontal connecting node and construction method |
| CN115652998A (en) * | 2022-11-11 | 2023-01-31 | 中交第一航务工程局有限公司 | Construction method of partition board in pipe gallery |
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