CN211571774U - Prefabricated foundation structure of screen cabinet - Google Patents
Prefabricated foundation structure of screen cabinet Download PDFInfo
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- CN211571774U CN211571774U CN201922494654.5U CN201922494654U CN211571774U CN 211571774 U CN211571774 U CN 211571774U CN 201922494654 U CN201922494654 U CN 201922494654U CN 211571774 U CN211571774 U CN 211571774U
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- screen cabinet
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Abstract
The utility model discloses a prefabricated foundation structure of screen cabinets, each screen cabinet corresponds 1 installation module unit, each installation module unit contains 1 fixed frame and at least 4 angle steel stands of swing joint, the bottom prefabrication of each angle steel stand is connected with the bottom plate, it is connected with the floor when the construction is installed, the fixed frame is the rectangle frame enclosed by 4 angle steel, 4 corners of this fixed frame are buckled in the top of 4 angle steel stands, when adjacent installation module unit connects and installs, use the mounting to connect adjacent module unit together with the order of angle steel stand side-fixed frame side-another angle steel stand side, according to the size of screen cabinet, the utility model discloses a prefabricated modularization basis, with a part of installed parts prefabricated before dispatching from the factory, another part is in the scene and is directly jogged joint, the installation is convenient and fast, the installation site does not have wet operation, and green significantly reduces the time limit for a project, and the connecting piece design forms the standard chart, reduces design cycle, but the modularization production.
Description
Technical Field
The utility model relates to a prefabricated foundation structure of screen cabinet.
Background
At present, a transformer substation usually comprises a plurality of screen cabinets, and the existing fixing mode of the screen cabinets is fixed through cast-in-place concrete foundations. Specifically, concrete buttresses are cast on site on a floor slab, and meanwhile, channel steel or a movable bottom plate is embedded in the upper portions of the buttresses and then is fixedly connected with support legs at the bottom of the screen cabinet. However, the concrete foundation obtained in such a way is heavy in self weight, and because cast-in-place concrete belongs to wet operation, subsequent installation can be performed only after the concrete is completely dried, so that the construction period of the transformer substation is long.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide the prefabricated foundation structure of screen cabinet of assembled promptly.
The technical means adopted by the utility model are as follows.
A prefabricated base structure of a screen cabinet comprises 1 mounting module unit corresponding to each screen cabinet, wherein each mounting module unit comprises 1 fixing frame and at least 4 angle steel upright columns which are movably connected; the top end of the side edge of each angle steel upright post is provided with a first connecting hole, the side edge of each angle steel upright post is also provided with at least 1 third connecting hole, the bottom end of each angle steel upright post is prefabricated and connected with a bottom plate, and the bottom plate is connected with a floor slab during construction and installation; the fixing frame is a rectangular frame surrounded by 4 angle steels, 4 corners of the fixing frame are buckled at the tops of the 4 angle steel upright posts, a second connecting hole is formed in the position, corresponding to the first connecting hole, of the side edge of the fixing frame, and at least 1 fourth connecting hole is formed in the side edge of the fixing frame; when the adjacent installation module units are connected and installed, the fixing piece is used for connecting 2 corresponding corners of the adjacent module units together in the sequence of the first angle steel upright column connecting hole, the second fixed frame connecting hole, the second other fixed frame connecting hole and the first angle steel upright column connecting hole.
Furthermore, the included angles of the 4 steel upright columns at the corners of each installation module unit are inwards arranged oppositely.
Furthermore, the edges of the bottom plate and the 1 side or the 2 side corresponding to the side of the angle steel upright post are flush with the side of the angle steel upright post.
Furthermore, the distance between the edge of the bottom plate and the edge of the angle steel upright post corresponding to 1 or 2 edges exceeds the edge of the angle steel upright post and does not exceed the thickness of 1 fixed frame side edge.
Furthermore, a reinforcing beam for assisting reinforcement is arranged between the 2 corner steel columns.
Furthermore, the reinforcing beam is made of round steel, and two end points of the reinforcing beam are welded on the adjacent angle steel upright posts.
Furthermore, the first connecting hole and the second connecting hole are holes with the same size and shape.
Furthermore, the installation module units are rectangular or square, and the sides with the same width are connected when in connection.
Furthermore, the installation module units are rectangular, short edges are connected with long edges during connection, the distance between a fourth connecting hole in the middle of the long edge of the fixed frame and a corner is the same as the length of the short edge of an adjacent installation module unit, 1 angle steel stand column is correspondingly arranged at the position of the fourth connecting hole, the first connecting hole at the top of the angle steel stand column is connected with the fourth connecting hole through a bolt, the short edges and the long edges of the adjacent module units are connected together in the sequence of the first connecting hole of the angle steel stand column, the second connecting hole of the long edge of the fixed frame, the second connecting hole of the short edge of the other fixed frame and the first connecting hole of the other angle steel stand column, and the fourth connecting hole and the first connecting hole are.
Further, the fixing piece is a bolt, and the bottom plate is fixed on the floor slab through an expansion bolt.
The utility model has the advantages that: according to the size of the screen cabinet, a prefabricated modular foundation is adopted, one part of installation parts of the screen cabinet are prefabricated before leaving a factory, and the other part of installation parts are directly spliced on site, so that the installation is convenient and quick, cast-in-place concrete is not adopted, no wet operation is carried out on the installation site, the environment is protected, and the construction period is obviously reduced; the connector design forms standard diagram, reduces the design cycle, still can the modularization production.
Drawings
Fig. 1 is the X-direction side section structure diagram of the screen cabinet foundation structure of the present invention.
Fig. 2 is the utility model discloses a screen cabinet foundation structure's Y direction side section structure schematic diagram.
3 fig. 3 3 3 is 3 a 3 schematic 3 structural 3 view 3 of 3 a 3 first 3 embodiment 3 of 3 a 3 section 3 a 3- 3 a 3 in 3 fig. 3 2 3. 3
FIG. 4 is a schematic structural diagram of a first embodiment of a section B-B in FIG. 2.
Fig. 5 is the enlarged schematic structural view of the joint of the middle angle steel upright and the fixed frame bolt of the present invention.
Fig. 6 is a cross-sectional view of a second embodiment of the present invention, wherein the cross-sectional position is the same as that of fig. 3.
Fig. 7 is a second cross-sectional view of the second embodiment of the present invention, which is located at the same position as the cross-section of fig. 4.
Fig. 8 is a cross-sectional view of a third embodiment of the present invention, wherein the cross-sectional position is the same as that of fig. 3.
Fig. 9 is a second cross-sectional view of the third embodiment of the present invention, which is located at the same position as the cross-section of fig. 4.
Fig. 10 is a structural view of a section C-C in fig. 8.
Fig. 11 is a schematic side view of the present invention when the bottom plate is flush with the side of the upright post.
Fig. 12 is a schematic top view of the present invention when the bottom plate is flush with the side of the upright.
Detailed Description
The utility model relates to a prefabricated foundation structure of assembled screen cabinet. For convenience of explanation, 2 directions defining a horizontal plane are X, Y directions, and a direction perpendicular to the horizontal plane is a Z direction.
Each screen cabinet corresponds to 1 installation module unit, and the screen cabinet is installed on the installation module unit.
The first embodiment of the present invention is described with reference to fig. 1 to 4, in which the fixing frame is square. Each installation module unit comprises 4 steel upright posts 1 erected in the Z direction, and included angles of the 4 steel upright posts 1 are arranged inwards and oppositely. All set up first connecting hole 11 on the top of two sides of every angle steel stand 1, set up third connecting hole 12 according to actual conditions on 1 side of every angle steel stand. The bottom end of each angle steel upright post 1 is connected with a bottom plate 3, and the bottom plate 3 is welded on the angle steel upright posts 1 before leaving a factory.
The top of the angle steel upright post 1 is provided with a rectangular fixing frame 2 enclosed by 4 angle steels, and 4 corners of the fixing frame 2 are buckled at the top of the 4 angle steel upright posts 1. A second connecting hole 21 is provided at a side of the fixing frame 2 corresponding to the first connecting hole 11 of the angle iron column 1. In addition, a plurality of fourth connecting holes 22 are formed on the side edge of the fixing frame 2.
The 1 or 2 sides of the bottom plate 3 are flush with the side edges of the angle steel upright posts, as shown in fig. 11 and 12. Or the distance between the bottom plate 3 and the edge of the angle iron upright 1 corresponding to 1 side or 2 sides exceeds the thickness of 1 side of the fixing frame 2, as shown in fig. 1 to 3.
As shown in fig. 2 and 4, a reinforcing beam 4 for auxiliary reinforcement is further disposed between the two angle steel columns 1, and may be made of round steel, and two ends of the reinforcing beam are welded to the adjacent angle steel columns 1.
The first and second connection holes 11 and 21 are holes having the same size and shape to facilitate the connection of bolts.
When the transformer substation is installed on site, the bottom plate 2 is connected to the floor through the expansion bolts, and the angle steel upright posts 1 can be fixed on the floor. Due to the length limitation of the base plate 2, the sides of the adjacent base plates are connected as shown in fig. 1 to 3, or spaced apart by a certain distance as shown in fig. 11 and 12.
The fixed frame 2 is placed on top of the 4 corner steel posts 1. When the adjacent installation module units are connected and installed, as shown in fig. 5, 2 corresponding corners of the adjacent module units are connected together by bolts in the order of the angle iron upright first connection hole 11, the fixing frame second connection hole 21, the other fixing frame second connection hole 21, and the other angle iron upright first connection hole 11. Namely, the adjacent module units are connected together in the sequence of the side edge of the angle steel upright post, the side edge of the fixed frame, the side edge of the other fixed frame and the side edge of the other angle steel upright post.
Fig. 6 and 7 are schematic views of a second embodiment of the present invention, in which the fixing frame is rectangular. Typically adjacent installation module units are connected along a short edge.
In practical cases, there may be a way that the long side of an installation module unit is connected to the short side of an adjacent installation module unit according to practical needs. As in the third embodiment shown in fig. 8-10.
In this connection, a fourth connection hole 22 is formed in the middle of the long side of the fixing frame 2 at the same distance from the corner as the length of the short side of the adjacent mounted module unit. The fourth connecting hole 22 is correspondingly and additionally provided with 1 angle steel upright 1, the top of the angle steel upright 1 is also provided with a first connecting hole 11, and the first connecting hole 11 is connected with the fourth connecting hole 22 through a bolt, namely, the long sides and the short sides of the adjacent module units are connected together in the sequence of the angle steel upright side, the fixed frame long side, the other fixed frame short side and the other angle steel upright side. The fourth connecting hole and the first connecting hole are holes with the same size and shape, so that the bolt can be conveniently matched for use.
The screen cabinet of all models can all adopt at present the utility model discloses a foundation structure installs. For example, the commonly used screen cabinets with models of 600 × 600mm, 1000 × 800mm and 600 × 800mm can be obtained by using angle steel with model L50 × 5. Of course, the screen cabinet with special model can adopt other angle steel model numbers which can meet the requirements, and the screen cabinet is determined according to the actual situation and is not limited specifically.
The above description is for the illustrated embodiment, but the 3 embodiments are not limited to the above description, and various connection methods of different connection positions of the short side and the long side are included in the scope of the present patent according to actual circumstances.
Claims (10)
1. A prefabricated foundation structure of a screen cabinet is characterized in that each screen cabinet corresponds to 1 installation module unit, and each installation module unit comprises 1 fixing frame (2) and at least 4 angle steel upright columns (1) which are movably connected;
the top end of the side edge of each angle steel upright post (1) is provided with a first connecting hole (11), the side edge of each angle steel upright post (1) is also provided with at least 1 third connecting hole (12), the bottom end of each angle steel upright post (1) is prefabricated and connected with a bottom plate (3), and the bottom plate (3) is connected with a floor slab during construction and installation;
the fixing frame (2) is a rectangular frame surrounded by 4 angle steels, 4 edges of the fixing frame (2) are buckled at the tops of the 4 angle steel upright posts (1), a second connecting hole (21) is formed in the position, corresponding to the first connecting hole (11), of the side edge of the fixing frame (2), and at least 1 fourth connecting hole (22) is formed in the side edge of the fixing frame (2);
when the adjacent installation module units are connected and installed, the fixing piece is used for connecting 2 corresponding corners of the adjacent module units together in the sequence of the first angle steel upright column connecting hole, the second fixed frame connecting hole, the second other fixed frame connecting hole and the first angle steel upright column connecting hole.
2. Prefabricated base structure of a screen cabinet according to claim 1, characterized in that the included angles of the 4 steel uprights (1) of each installation module unit are arranged oppositely inwards.
3. A prefabricated base structure of a screen cabinet according to claim 1, wherein the edges of the 1 or 2 sides of the bottom plate (3) corresponding to the side edges of the angle iron upright (1) are flush with the side edges of the angle iron upright.
4. The prefabricated base structure of a screen cabinet as claimed in claim 1, wherein the distance between the edge of the bottom plate (3) and the edge of the angle steel upright (1) corresponding to 1 side or 2 sides exceeds the edge of the angle steel upright (1) by not more than the thickness of 1 fixed frame (2) side.
5. Prefabricated screen cabinet foundation structure according to claim 1, characterised in that additional stiffening beams (4) are arranged between the 2 corner steel uprights (1).
6. A prefabricated base structure of a screen cabinet according to claim 5, wherein the reinforcing beam (4) is made of round steel, and two end points of the round steel are welded on the adjacent angle steel upright posts (1).
7. Prefabricated base structure of a screen cabinet according to claim 1, characterized in that said first (11) and second (21) connection holes are holes of the same size and shape.
8. A prefabricated cabinet base structure according to claim 1 wherein said modular units are rectangular or square and are connected by sides of the same width.
9. Prefabricated base structure of a screen cabinet according to claim 1, characterized in that the installation module units are rectangular, the short sides being joined to the long sides, the distance between a fourth connecting hole (22) in the middle of the long side of the fixed frame (2) and the corner, the length of the short side of the adjacent installation module unit is the same, 1 corner steel upright post (1) is correspondingly arranged at the fourth connecting hole (22), the first connecting hole (11) at the top of the angle steel upright post (1) is connected with the fourth connecting hole (22) through a bolt, the short sides and the long sides of the adjacent module units are connected together in the sequence of the first connecting hole of the angle steel upright column, the second connecting hole of the long side of the fixed frame, the second connecting hole of the short side of the other fixed frame and the first connecting hole of the other angle steel upright column, and the fourth connecting hole (22) and the first connecting hole (11) are holes with the same size and shape.
10. A screen cabinet prefabricated base structure according to any one of claims 1 to 9 wherein said fasteners are bolts and said base plate is secured to the floor by expansion bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922494654.5U CN211571774U (en) | 2019-12-31 | 2019-12-31 | Prefabricated foundation structure of screen cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922494654.5U CN211571774U (en) | 2019-12-31 | 2019-12-31 | Prefabricated foundation structure of screen cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211571774U true CN211571774U (en) | 2020-09-25 |
Family
ID=72554017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922494654.5U Active CN211571774U (en) | 2019-12-31 | 2019-12-31 | Prefabricated foundation structure of screen cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211571774U (en) |
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2019
- 2019-12-31 CN CN201922494654.5U patent/CN211571774U/en active Active
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