CN215483641U - Support stable cast steel node - Google Patents
Support stable cast steel node Download PDFInfo
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- CN215483641U CN215483641U CN202121090145.7U CN202121090145U CN215483641U CN 215483641 U CN215483641 U CN 215483641U CN 202121090145 U CN202121090145 U CN 202121090145U CN 215483641 U CN215483641 U CN 215483641U
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Abstract
The utility model provides a stably supported cast steel node which comprises a supporting pipe (1) and two connecting pipes (2), wherein the connecting pipes (2) are symmetrically arranged at the top of the supporting pipe (1), the bottoms of the connecting pipes (2) are connected with the top of the supporting pipe (1) to form a Y-shaped structure, and the connecting pipes (2) are of variable diameter structures. The steel structure supporting device is simple and practical in structure, good in overall supporting performance and high in space utilization rate, and can realize diversified design of the steel structure.
Description
Technical Field
The utility model relates to the field of cast steel nodes, in particular to a stably supported cast steel node.
Background
With the rapid development of social economy, city construction is also rapidly developed, government-benefited projects such as airports, gymnasiums, subways and theaters are further developed, the projects are generally variable in shape, complex in stress system and high in construction difficulty, some traditional construction processes cannot meet design requirements easily, and space structures are paid attention to widely. The connection mode and the mechanical property of the nodes between the members in the space structure are gradually complicated, the traditional welding ball nodes, steel pipe intersecting nodes and other various node forms are difficult to meet the complicated stress system in the aspects of construction and manufacturing process, and the support system of the node structure has considerable influence on the stress performance, the construction process and the engineering cost of the structure.
At present, cast steel nodes with good applicability are increasingly favored by the engineering industry, the steel-cast node splicing steel pipe can simplify the construction process, the steering of the steel pipe and the design of a complex space structure can be realized, but the process of the cast steel node is not mature, the requirement on the supporting performance of the cast steel node in a large-scale steel structure is high, and the traditional process is that a plurality of cement pipes are poured at the supporting points of the cast steel node to support the cast steel node, so that the time and the labor are consumed, the space utilization rate is low, and the supporting stability is poor. Therefore, a new cast steel node is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cast steel node with stable support, which has a stable support system, can be connected with steel pipes with different sizes and improves the space utilization rate.
In order to achieve the technical purpose and achieve the technical requirements, the utility model adopts the technical scheme that: the cast steel node comprises a supporting pipe and two connecting pipes, wherein the connecting pipes are symmetrically arranged at the top of the supporting pipe, the bottoms of the connecting pipes are connected with the top of the supporting pipe to form a Y-shaped structure, and the connecting pipes are of variable diameter structures.
As a preferred technical scheme: the connecting pipe is of a multi-edge reducing structure, and the pipe diameter of the connecting pipe is gradually reduced from the bottom to the top.
As a preferred technical scheme: the top end surface of the connecting pipe is parallel to the bottom end surface of the supporting pipe.
As a preferred technical scheme: the supporting tube is in a hollow round table structure with a narrow top and a wide bottom.
As a preferred technical scheme: an inner reinforcing pipe matched with the shape of the connecting pipe is arranged in the connecting pipe, and the outer surface of the inner reinforcing pipe is connected with the inner wall of the connecting pipe.
As a preferred technical scheme: the interior of the supporting tube is at least provided with a cylindrical reinforcing rib, and the circumferential surface of the cylindrical reinforcing rib is connected with the inner wall of the supporting tube.
As a preferred technical scheme: be provided with the connecting seat in the stay tube, the connecting seat is by base, the symmetry set up the Y type structure that links to each other and form at two connectors at base top, two the head of connector is respectively to two inside extensions of connecting pipe to link to each other with interior reinforced pipe, the base links to each other with cylinder type strengthening rib.
As a preferred technical scheme: still be provided with the support column of many circumference equipartitions between connector and the base, the connector passes through the support column and links to each other with the base.
As a preferred technical scheme: the expansion joint is arranged on the supporting pipe, the expansion joint is arranged on the inner reinforcing pipe, and the expansion joint is arranged at the joint of the connector and the inner reinforcing pipe.
As a preferred technical scheme: the angle formed by the axes of the two connecting pipes is 45-135 degrees.
The utility model has the beneficial effects that: a cast steel node that supports stably compares with traditional structure:
1) the Y-shaped structure formed by the connecting pipe and the supporting pipe provides a stable supporting system in a cast steel node and provides diversified connection of the steel pipes, the connecting pipe is of a reducing structure and is used for connecting the steel pipes with different sizes, the Y-shaped structure can also improve the space utilization rate and reduce the occupied space of the node, and further optimization is carried out, the top end surface of the connecting pipe is parallel to the bottom end surface of the supporting pipe, when the supporting pipe is horizontally placed, the top end surface of the connecting pipe is parallel to the horizontal plane, the steel pipes can be connected in multiple directions by changing the shapes of the connecting pipe openings of the steel pipes and the connecting pipe, and can be connected obliquely or vertically, so that the diversity of steel structure design is improved;
2) preferably, the connecting pipe is of a multi-edge reducing structure, the pipe diameter of the connecting pipe is gradually reduced from the bottom to the top, the multi-edge reducing structure can use steel pipes with polygonal sections, and the stress of the pipe diameter which is gradually reduced from the bottom to the top is more reasonable, so that stable support is provided for the steel pipes connected to the connecting pipe;
3) preferably, the supporting tube is a hollow circular truncated cone structure with a narrow top and a wide bottom, so that materials can be saved, and more stable support can be provided;
4) preferably, the inner reinforcing pipe can improve the rigidity of the connecting pipe, and further improve the support stability of the connecting pipe;
5) preferably, the cylindrical reinforcing ribs can improve the rigidity of the supporting tube and further improve the supporting stability of the supporting tube;
6) preferably, a Y-shaped connecting seat is arranged in the supporting tube, the two connectors respectively extend towards the insides of the two connecting tubes and are connected with the inner reinforcing tube, the base is connected with the cylindrical reinforcing rib, and further preferably, a plurality of supporting columns are arranged between the base and the cylindrical reinforcing rib, and the connectors, the supporting columns and the cylindrical reinforcing rib form a Y-shaped structure in the cast steel node, so that the overall rigidity of the cast steel node can be improved, the supporting stability of the cast steel node is greatly improved, and a stress system is more reasonable;
7) preferably, the expansion joint can reduce the stress and the influence of expansion and contraction.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is an internal structural view of the present invention;
fig. 3 is a partially enlarged view of the connecting socket.
In fig. 1-3, 1 is a support tube, 2 is a connecting tube, 3 is an inner reinforcing tube, 4 is a cylindrical reinforcing rib, 5 is a connecting seat, 501 is a connecting head, 502 is a base, 503 is a support column, and 6 is an expansion joint.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "top", "bottom", "left", "right", "front", "back", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description of the present invention, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms described above will be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1-3, a cast steel node with stable support comprises a support tube 1 and two connection tubes 2, wherein the connection tubes 2 are symmetrically arranged at the top of the support tube 1, the bottom of the connection tube 2 is connected with the top of the support tube 1 to form a Y-shaped structure, the connection tube 2 is a reducing structure, the Y-shaped structure provides a stable support system for the cast steel node as a whole, the connection tubes 2 with the reducing structure can be used for connecting steel tubes with different sizes to realize the diversity of steel structures, the Y-shaped structure of the support tube 1 and the two connection tubes 2 reduces the volume of the cast steel node to improve the space utilization rate, further, the reducing structure is a multi-edge reducing structure, the multi-edge reducing structure can connect steel tubes with polygonal cross sections to realize the diversified design of steel structures, the tube diameter of the connection tube 2 gradually decreases from the bottom to the top, and the tube diameter of the connection tube 2 gradually decreases to provide a linear support system, better support can be provided for the steel pipe, further, the angle that the axis of two connecting pipes 2 formed is 45 ~ 135, selects the angle according to the weight that connecting pipe 2 connects different steel pipes, and the holistic atress system of cast steel node is more reasonable under this angle, and connecting pipe 2 can not be because the bearing breaks behind the connecting pipe.
As shown in fig. 1-3, the top end surface of the connecting pipe 2 is parallel to the bottom end surface of the supporting pipe 1, when the supporting pipe 1 is horizontally placed, the top end surface of the connecting pipe 2 is parallel to the horizontal plane, the steel pipes can be connected in multiple directions by changing the shapes of the connecting pipe openings of the steel pipes and the connecting pipe 2, the steel pipes can be connected in an inclined or vertical manner, and the diversity of steel structure design is improved.
As shown in fig. 1 to 3, the supporting tube 1 is a hollow circular truncated cone structure with a narrow top and a wide bottom, and the hollow circular truncated cone structure with the narrow top and the wide bottom can provide a linear supporting system for the connecting tube 2, so that the stress is more reasonable, the supporting is more stable, further, at least one cylindrical reinforcing rib 4 is arranged inside the supporting tube 1, the circumferential surface of the cylindrical reinforcing rib 4 is connected with the inner wall of the supporting tube 1, the rigidity of the supporting tube 1 is improved, and the stability is better.
As shown in fig. 1 to 3, an inner reinforced pipe 3 matched with the shape of the connecting pipe 2 is arranged in the connecting pipe 2, the outer surface of the inner reinforced pipe 3 is connected with the inner wall of the connecting pipe 2, the rigidity of the connecting pipe 2 is improved, the connecting pipe 2 is not easy to break after being connected with a steel pipe, and more stable support is provided for the steel pipe.
As shown in fig. 1-3, a connection seat 5 is arranged in the support tube 1, the connection seat 5 is a Y-shaped structure formed by connecting a base 502 and connectors 502 symmetrically arranged on the top of the base 501, the two connectors 501 are connected with each other, the heads of the two connectors 501 extend into the two connecting tubes 2 respectively and are connected with the inner reinforcement tube 3, the base 502 of the connection seat 5 is connected with a cylindrical reinforcing rib 4, a Y-shaped support system is formed inside a cast steel node, the overall rigidity of the cast steel node can be greatly improved, the bearing capacity is improved, the support stability is greatly improved, the cast steel node is effectively prevented from breaking due to bearing after being connected with steel tubes, stable support is provided in the whole steel structure system, furthermore, a plurality of support columns 503 are further arranged between the base 502 and the connectors 501, the support columns 503 are circumferentially and uniformly distributed, the base 502 is connected with the cylindrical reinforcing rib 4, the number of the supporting columns 503 can be 2 or 4 or 6, the supporting columns 503 play a role in transition supporting, the level of a supporting system is increased, certain buffering or telescopic transition is provided, the supporting system is more reasonable, the influence of the rapid stress change of the steel casting joints after the steel pipes are connected on the steel casting joints is reduced, and the supporting pipes 1 and the connecting pipes 2 are prevented from cracking.
As shown in fig. 1-3, an expansion joint 6 is provided on the support tube 1, further, an expansion joint 6 is provided on the inner reinforcement tube 3, an expansion joint 6 is provided at a connection position of the connector 5 and the inner reinforcement tube 3, and the expansion joint 6 can reduce the influence of expansion and contraction with heat and stress change on the support tube 1, the inner reinforcement tube 3 and the connector 5.
The foregoing examples are given solely for the purpose of illustrating the utility model and are not to be construed as limiting the embodiments, and other variations and modifications in form thereof will be suggested to those skilled in the art upon reading the foregoing description, and it is not necessary or necessary to exhaustively enumerate all embodiments and all such obvious variations and modifications are deemed to be within the scope of the utility model.
Claims (10)
1. The utility model provides a support stable cast steel node which characterized in that: including a stay tube (1), two connecting pipes (2), connecting pipe (2) symmetry sets up the top at stay tube (1), the bottom of connecting pipe (2) links to each other with the top of stay tube (1) and forms Y type structure, connecting pipe (2) are reducing structure.
2. A stably supporting cast steel node according to claim 1, characterized in that: the connecting pipe (2) is of a multi-edge reducing structure, and the pipe diameter of the connecting pipe (2) is gradually reduced from the bottom to the top.
3. A stably supporting cast steel node according to claim 1, characterized in that: the top end surface of the connecting pipe (2) is parallel to the bottom end surface of the supporting pipe (1).
4. A stably supporting cast steel node according to claim 1, characterized in that: the supporting tube (1) is in a hollow round table structure with a narrow top and a wide bottom.
5. A stably supporting cast steel node according to claim 1, characterized in that: an inner reinforcing pipe (3) matched with the connecting pipe (2) in shape is arranged in the connecting pipe (2), and the outer surface of the inner reinforcing pipe (3) is connected with the inner wall of the connecting pipe (2).
6. A stably supporting cast steel node according to claim 5, characterized in that: the inner part of the supporting tube (1) is at least provided with a cylindrical reinforcing rib (4), and the circumferential surface of the cylindrical reinforcing rib (4) is connected with the inner wall of the supporting tube (1).
7. A stably supporting cast steel node according to claim 6, characterized in that: be provided with connecting seat (5) in stay tube (1), connecting seat (5) are by base (502), the symmetry set up two connector (501) at base (502) top and link to each other the Y type structure that forms, two the head of connector (501) is respectively to two inside extensions of connecting pipe (2) to link to each other with interior reinforced pipe (3), base (502) link to each other with cylinder type strengthening rib (4).
8. A stably supporting cast steel node according to claim 7, characterized in that: still be provided with support column (503) of many circumference equipartitions between connector (501) and base (502), connector (501) pass through support column (503) and link to each other with base (502).
9. A stably supporting cast steel node according to claim 7, characterized in that: the expansion joint (6) is arranged on the supporting pipe (1), the expansion joint (6) is arranged on the inner reinforcing pipe (3), and the expansion joint (6) is arranged at the joint of the connector (501) and the inner reinforcing pipe (3).
10. A stably supporting cast steel node according to claim 1, characterized in that: the angle formed by the axes of the two connecting pipes (2) is 45-135 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121090145.7U CN215483641U (en) | 2021-05-20 | 2021-05-20 | Support stable cast steel node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121090145.7U CN215483641U (en) | 2021-05-20 | 2021-05-20 | Support stable cast steel node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215483641U true CN215483641U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121090145.7U Active CN215483641U (en) | 2021-05-20 | 2021-05-20 | Support stable cast steel node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215483641U (en) |
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2021
- 2021-05-20 CN CN202121090145.7U patent/CN215483641U/en active Active
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