CN209742078U - Concrete frame steel shotcrete buries piece - Google Patents
Concrete frame steel shotcrete buries piece Download PDFInfo
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- CN209742078U CN209742078U CN201920125367.4U CN201920125367U CN209742078U CN 209742078 U CN209742078 U CN 209742078U CN 201920125367 U CN201920125367 U CN 201920125367U CN 209742078 U CN209742078 U CN 209742078U
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Abstract
The utility model discloses a concrete frame steel shotcrete buries piece, include the box that is enclosed by four anchor plates of fixed connection in proper order, the inside wall of box is fixed with multilayer X that the interval set up from top to bottom to wearing anchor bar layer and multilayer Y to wearing anchor bar layer, every layer of X is to wearing anchor bar layer by many front and back parallel X that set up to wearing anchor bar and forming, every layer of Y is to wearing anchor bar layer by many about parallel Y that set up to wearing anchor bar and forming to wearing anchor bar, multilayer X sets up to wearing anchor bar layer and multilayer Y from top to bottom in proper order to wearing anchor bar layer, arbitrary one deck X contacts to wearing anchor bar layer and one deck Y adjacent with it to wearing anchor bar layer. The embedded part effectively solves three problems of bearing capacity of the embedded part, embedding of the embedded part in two directions, concrete pouring quality of the embedded part position and the like. The concrete frame steel support embedded part is popularized and applied in a targeted manner, and has extremely important significance for the development, optimization and improvement of the anti-seismic performance of the multi-story and high-rise buildings in China.
Description
Technical Field
the utility model relates to an it buries the piece to build, specifically is a concrete frame steel shotcrete buries piece.
background
The reinforced concrete frame is widely applied to industrial and civil structures due to good fireproof performance and convenience in arrangement, but has use limitation in some areas with high earthquake intensity, and steel supports are required to be added on at least two main shafts of the reinforced concrete frame to form a steel support-reinforced concrete structure so as to solve the problem of difficult structure type selection in the areas with high intensity.
At present, the domestic steel support-reinforced concrete structure is mostly used in multi-storey and small high-rise buildings in high-intensity areas and industrial structures restricted by process arrangement, and an embedded part is required to be arranged on a reinforced concrete frame to be connected with a steel support.
for example, the connection between the inter-column support and the reinforced concrete is generally welded, so that an embedded part is arranged on the reinforced concrete frame, generally, the embedded part is arranged as shown in the top view of fig. 1, and fig. 2 is a cross-sectional view a-a in fig. 1; or a counterpenetration member may be provided as shown in the top view of fig. 3, and fig. 4 is a cross-sectional view B-B in fig. 3. In fig. 1 to 4, 1 is an anchor plate, 2 is an anchor bar arranged in a row, 3 is a reinforced concrete column, 4 is a column stirrup, and 5 is a column main bar. Both of these conventional inserts suffer from the following three problems: firstly, the embedded part realizes the functions of shearing resistance and tensile resistance through less anchor bars (the diameter is generally phi 14mm or phi 16 mm), and the requirement that nodes are stronger than rod pieces in the anti-seismic specification is difficult to meet; secondly, when the embedded parts are arranged in two directions on one reinforced concrete column (as shown by dotted lines in fig. 1 and fig. 3), the anchor bars are crossed and difficult to arrange; and thirdly, the anchor bars on the embedded parts are mutually staggered with column hoops of the reinforced concrete columns, so that the construction is difficult and the concrete pouring quality is difficult to ensure.
disclosure of Invention
The utility model aims to solve the technical problem that, to prior art not enough, provide a concrete frame steel shotcrete buries the piece, can effectively solve three problems such as the concrete placement quality that buries a bearing capacity, two directions pre-buried piece, the piece position of burying.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a concrete frame steel shotcrete buries piece, includes the box that is enclosed by four anchor plates fixedly connected in proper order, the inside wall of box be fixed with multilayer X that the interval set up from top to bottom to wearing the anchor bar layer and multilayer Y that the interval set up from top to bottom to wearing the anchor bar layer, every layer X to wearing the anchor bar layer by many front and back parallel setting X to wearing the anchor bar and forming, every layer Y to wearing the anchor bar layer by many about parallel setting Y to wearing the anchor bar and forming, multilayer X to wearing the anchor bar layer with multilayer Y to wearing the anchor bar layer from top to bottom in proper order in turn set up, arbitrary layer X to wearing the anchor bar layer and adjacent one deck Y to wearing the anchor bar layer and contacting.
The utility model discloses concrete frame steel shotcrete buries the piece, utilizes the intensity of enclosing into four anchor blocks of box, makes to bury the piece and can satisfy the antidetonation requirement of the weak component of strong node. When the embedded part is under the action of supporting tension, the four anchor plates, the X-direction opposite-penetrating anchor bars and the Y-direction opposite-penetrating anchor bars can act simultaneously, so that the requirement that nodes are stronger than rod pieces in the anti-seismic specification is met. When the embedded part is arranged in both directions of one pillar, the embedded part can directly meet the construction and design requirements. Column stirrups do not need to be additionally arranged in the range of the embedded part, column shearing force is borne by the X-direction opposite-penetrating anchor bars and the Y-direction opposite-penetrating anchor bars, collision between the stirrups and the embedded part can be avoided, and the distance between the steel bars is ensured, so that the concrete pouring quality is ensured. The utility model discloses concrete frame steel shotcrete buries the piece and has effectively solved three problems such as concrete placement quality that buries a bearing capacity, two orientation pre-buried buries the piece, buries a position.
preferably, the four anchor plates are connected into a whole through a full penetration groove butt weld.
Preferably, the two ends of each X-direction opposite-penetrating anchor bar and each Y-direction opposite-penetrating anchor bar are respectively connected with the inner side wall of the box body in a plug welding mode.
Preferably, the cross section of the box body is square, two ends of each X-direction opposite-penetrating anchor bar are respectively fixed on the inner side walls of the two left and right opposite anchor plates, and two ends of each Y-direction opposite-penetrating anchor bar are respectively fixed on the inner side walls of the two front and back opposite anchor plates.
Preferably, any one of the X-direction opposite-penetrating anchor bars is perpendicular to the orthographic projection of any one of the Y-direction opposite-penetrating anchor bars on the bottom of the box body.
Preferably, in the plurality of X-direction through anchor bars forming each layer of the X-direction through anchor bar layer, the distance between one or more pairs of front and rear adjacent X-direction through anchor bars is larger than the distance between any one pair of front and rear adjacent X-direction through anchor bars in the rest X-direction through anchor bar layers; in the Y-direction opposite-penetrating anchor bars forming each layer of the Y-direction opposite-penetrating anchor bar layer, the distance between one or more pairs of left and right adjacent Y-direction opposite-penetrating anchor bars is larger than the distance between any one pair of left and right adjacent Y-direction opposite-penetrating anchor bars in the rest Y-direction opposite-penetrating anchor bar layers. Thereby can place concrete pipe or directly pour concrete in the great X of interval to between the anchor bar and the great Y of interval to between the anchor bar, corresponding space can regard as the bolt hole of dodging simultaneously.
Compared with the prior art, the utility model has the advantages of as follows:
1. When the embedded part is under the action of supporting tension, the four anchor plates, the X-direction opposite-penetrating anchor bars and the Y-direction opposite-penetrating anchor bars simultaneously act, so that the requirement that nodes are stronger than rod pieces in the anti-seismic specification is met;
2. When the embedded part is arranged in two directions of one pillar, the embedded part can directly meet the construction and design requirements;
3. Column stirrups do not need to be additionally arranged in the range of the embedded part, column shearing force is borne by the X-direction opposite-penetrating anchor bars and the Y-direction opposite-penetrating anchor bars, collision between the stirrups and the embedded part can be avoided, and the distance between the steel bars is ensured, so that the concrete pouring quality is ensured.
It can be seen that the utility model discloses concrete frame steel shotcrete buries the piece and has effectively solved three problems such as concrete placement quality that buries a bearing capacity, two orientations pre-buried buries the piece, buries a position. The concrete frame steel support embedded part is popularized and applied in a targeted manner, and has extremely important significance for the development, optimization and improvement of the anti-seismic performance of the multi-story and high-rise buildings in China.
Drawings
FIG. 1 is a top view of an existing reinforced concrete frame with embedded parts;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a top view of an existing reinforced concrete frame with counter-embedded parts;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;
FIG. 5 is a top view of a concrete frame steel support insert according to an embodiment;
Fig. 6 is a cross-sectional view taken along line C-C of fig. 5.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The concrete frame steel support embedded part of the embodiment comprises a box body which is surrounded by four anchor plates 1 which are fixedly connected in sequence and are 20mm thick respectively, the four anchor plates 1 are connected into a whole through full-penetration groove butt welding seams, the cross section of the box body is square, 13X-direction opposite-penetrating anchor rib layers which are arranged at intervals up and down and 13Y-direction opposite-penetrating anchor rib layers which are arranged at intervals up and down are fixed on the inner side wall of the box body, each X-direction opposite-penetrating anchor rib layer consists of 8X-direction opposite-penetrating anchor ribs 11 which are arranged in parallel front and back and have the diameter of phi 20mm, each Y-direction opposite-penetrating anchor rib layer consists of 8Y-direction opposite-penetrating anchor ribs 12 which are arranged in parallel left and right and have the diameter of phi 20mm, the multiple X-direction opposite-penetrating anchor rib layers and multiple Y-direction opposite-penetrating anchor rib layers are arranged in sequence and up and down alternately, and any X-direction opposite-penetrating anchor rib layer is in contact with the Y-direction opposite-penetrating anchor rib layer adjacent to the Y-penetrating anchor rib.
In the embodiment, two ends of each X-direction through anchor bar 11 are respectively fixed on the inner side walls of the two left and right opposite anchor plates 1 in a plug welding manner, and two ends of each Y-direction through anchor bar 12 are respectively fixed on the inner side walls of the two front and back opposite anchor plates 1 in a plug welding manner; any one X-direction opposite-penetrating anchor bar 11 is perpendicular to the orthographic projection of any one Y-direction opposite-penetrating anchor bar 12 on the bottom of the box body.
In this embodiment, in 8X-direction through anchor bars 11 constituting each layer of X-direction through anchor bar layer, a distance between two pairs of front and rear adjacent X-direction through anchor bars 11 (i.e., a distance between the 2 nd and 3 rd from the top and a distance between the 6 th and 7 th from the top in fig. 5 are both 220 mm) is greater than a distance (110 mm) between any pair of front and rear adjacent X-direction through anchor bars 11 in the remaining X-direction through anchor bar layers 11; in the 8Y-direction through anchor bars 12 forming each Y-direction through anchor bar layer, the distance between two pairs of left and right adjacent Y-direction through anchor bars 12 (i.e. the distance between the 2 nd and 3 rd from the left and the distance between the 6 th and 7 th from the left in fig. 5 are both 220 mm) is greater than the distance (110 mm) between any pair of left and right adjacent Y-direction through anchor bars 12 in the remaining Y-direction through anchor bar layers 12.
After the concrete frame steel support embedded part is constructed, when the embedded part is under the action of supporting tension, the four anchor plates 1 and the X-direction opposite-penetrating anchor bars 11 and the Y-direction opposite-penetrating anchor bars 12 can simultaneously act, so that the requirement that nodes are stronger than rod pieces in the anti-seismic specification is met. When the embedded part is arranged in both directions of one pillar, the embedded part can directly meet the construction and design requirements. Column stirrups do not need to be additionally arranged in the range of the embedded part, column shearing force is borne by the X-direction opposite-penetrating anchor bars 11 and the Y-direction opposite-penetrating anchor bars 12, collision between the stirrups and the embedded part can be avoided, and the distance between the steel bars is ensured, so that the concrete pouring quality is ensured.
Claims (6)
1. the utility model provides a concrete frame steel shotcrete buries piece which characterized in that: the anchor bar comprises a box body formed by four anchor plates which are fixedly connected in sequence, wherein the inner side wall of the box body is fixedly provided with a plurality of layers of X-direction opposite-penetrating anchor bar layers which are arranged at intervals from top to bottom and a plurality of layers of Y-direction opposite-penetrating anchor bar layers which are arranged at intervals from top to bottom, each layer of X-direction opposite-penetrating anchor bar layers is formed by a plurality of X-direction opposite-penetrating anchor bars which are arranged in parallel from front to back, each layer of Y-direction opposite-penetrating anchor bar layers is formed by a plurality of Y-direction opposite-penetrating anchor bars which are arranged in parallel from left to right, the plurality of layers of X-direction opposite-penetrating anchor bar layers and the plurality of layers of Y-direction opposite-penetrating anchor bar layers are arranged alternately from top to bottom in sequence, and any layer of X-direction opposite-.
2. A concrete frame steel support embedment as claimed in claim 1, wherein: the four anchor plates are connected into a whole through a full penetration groove butt welding seam.
3. A concrete frame steel support embedment as claimed in claim 1, wherein: and the two ends of each X-direction opposite-penetrating anchor bar and each Y-direction opposite-penetrating anchor bar are respectively connected with the inner side wall of the box body in a plug welding manner.
4. A concrete frame steel support embedment as claimed in claim 1, wherein: the cross section of box be square, every X to the both ends of wearing the dowel steel respectively fix the inside wall at two relative anchor slabs about, every Y to the both ends of wearing the dowel steel respectively fix the inside wall at two relative anchor slabs in front and back.
5. A concrete frame steel support embedment as claimed in claim 1, wherein: the X-direction opposite-penetrating anchor bars are perpendicular to the orthographic projection of the Y-direction opposite-penetrating anchor bars at the bottom of the box body.
6. A concrete frame steel support embedment as claimed in claim 1, wherein: in the plurality of X-direction opposite-penetrating anchor bars forming each layer of the X-direction opposite-penetrating anchor bar layer, the distance between one or more pairs of front and back adjacent X-direction opposite-penetrating anchor bars is larger than the distance between any one pair of front and back adjacent X-direction opposite-penetrating anchor bars in the rest X-direction opposite-penetrating anchor bar layers; in the Y-direction opposite-penetrating anchor bars forming each layer of the Y-direction opposite-penetrating anchor bar layer, the distance between one or more pairs of left and right adjacent Y-direction opposite-penetrating anchor bars is larger than the distance between any one pair of left and right adjacent Y-direction opposite-penetrating anchor bars in the rest Y-direction opposite-penetrating anchor bar layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125367.4U CN209742078U (en) | 2019-01-24 | 2019-01-24 | Concrete frame steel shotcrete buries piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125367.4U CN209742078U (en) | 2019-01-24 | 2019-01-24 | Concrete frame steel shotcrete buries piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209742078U true CN209742078U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920125367.4U Active CN209742078U (en) | 2019-01-24 | 2019-01-24 | Concrete frame steel shotcrete buries piece |
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| Country | Link |
|---|---|
| CN (1) | CN209742078U (en) |
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2019
- 2019-01-24 CN CN201920125367.4U patent/CN209742078U/en active Active
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