CN221255747U - Tree-shaped cast steel node with inclined lower support branch pipe - Google Patents

Tree-shaped cast steel node with inclined lower support branch pipe Download PDF

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Publication number
CN221255747U
CN221255747U CN202321292375.0U CN202321292375U CN221255747U CN 221255747 U CN221255747 U CN 221255747U CN 202321292375 U CN202321292375 U CN 202321292375U CN 221255747 U CN221255747 U CN 221255747U
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pipe
branch pipe
cast steel
main pipe
steel node
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CN202321292375.0U
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Inventor
杨新宁
杨来盈
王雷
田建东
马立建
王自威
刘兆江
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Sichuan Xituo Steel Structure Casting Manufacturing Co ltd
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Sichuan Xituo Steel Structure Casting Manufacturing Co ltd
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Abstract

The utility model provides a tree-shaped cast steel node with an inclined lower support branch pipe, which can increase vertical connection, improve the bearing capacity of a key bearing structure of the tree-shaped cast steel node and improve the positioning speed, wherein the tree-shaped cast steel node comprises a spherical cast steel node, an eleventh main pipe, a fifth inclined lower support pipe and a seventh inclined lower support pipe, and a spherical cavity and 2 expansion cavities intersecting with the spherical cavity are arranged in the spherical cast steel node; the eleventh main pipe is vertically arranged right below the spherical cast steel node, the diameter of the eleventh main pipe is 400mm, 4 connecting grooves with sector sections are formed in the end part of the eleventh main pipe towards the spherical cast steel node, and the connecting grooves are distributed in an annular array based on the axial circle center of the eleventh main pipe; the included angle between the fifth inclined lower supporting tube and the seventh inclined lower supporting tube is 33 degrees when the axial line of the eleventh main tube is seen from top down; the distance from the fifth and seventh inclined lower support pipes to the sphere center of the spherical cast steel node is 945mm, and the pipe diameters of the fifth and seventh inclined lower support pipes are 180mm.

Description

Tree-shaped cast steel node with inclined lower support branch pipe
Technical Field
The utility model relates to the field of cast steel nodes, in particular to a tree-shaped cast steel node with inclined lower support branch pipes.
Background
The tree-shaped cast steel node extends out of the multi-directional branch pipe at the space complex intersection node of the tree-shaped column bifurcation, and presents a tree shape in appearance. The space layering sense is enriched, the natural and aesthetic feeling is provided for people, a plurality of points can be extended from one point to form a surface with larger span, and enough support is provided for a large-span roof. However, as the designs of large-span spaces are increased, the modeling tends to be unique and quite special, and the original single-trunk support cannot meet the design requirements.
Disclosure of utility model
The utility model aims to provide a tree-shaped cast steel node with an inclined lower support branch pipe, which can increase vertical connection, improve the bearing capacity of a key bearing structure of the tree-shaped cast steel node and improve the positioning speed.
Embodiments of the present utility model are implemented as follows:
A tree cast steel node having a diagonal bracing leg, the tree cast steel node comprising: the spherical cast steel joint is internally provided with a spherical cavity and 2 expansion cavities which are communicated with the spherical cavity, and the diameter of the spherical cast steel joint is 450mm; the eleventh main pipe is vertically arranged right below the spherical cast steel node, the diameter of the eleventh main pipe is 400mm, 4 connecting grooves with sector sections are formed in the end part of the eleventh main pipe towards the spherical cast steel node, and the connecting grooves are distributed in an annular array based on the axial circle center of the eleventh main pipe; the included angle between the fifth inclined lower supporting tube and the seventh inclined lower supporting tube is 33 degrees when the axial line of the eleventh main tube is seen from top down; the distance from the fifth and seventh inclined lower support pipes to the sphere center of the spherical cast steel node is 945mm, and the pipe diameters of the fifth and seventh inclined lower support pipes are 180mm.
In a preferred embodiment of the present utility model, the tree-shaped cast steel node further includes a third branch pipe, the third branch pipe is disposed right above the spherical cast steel node, and the third branch pipe is disposed opposite to the eleventh main pipe and has an axis coincident with the eleventh main pipe.
In a preferred embodiment of the present utility model, the tree cast steel node further includes a first main pipe, the first main pipe is disposed perpendicular to the eleventh main pipe, a first lifting lug is disposed in a direction of the first main pipe toward the third branch pipe, and a cylindrical cavity penetrating through the spherical cavity is disposed in the first main pipe.
In a preferred embodiment of the present utility model, the tree-shaped cast steel node further includes a second branch pipe, an eighth branch pipe and a ninth branch pipe, which are coincident with the axis of the first main pipe, the second branch pipe being located on the same side of the first main pipe as seen from the top of the end face of the third branch pipe, the eighth branch pipe and the ninth branch pipe being located on opposite sides of the first main pipe; taking the round hole side of the first lifting lug as the front surface, wherein the included angle between the first main pipe and the second branch pipe is 61 degrees; the included angle between the eighth branch pipe and the ninth branch pipe is 38 degrees, and the included angle between the ninth branch pipe and the first main pipe is 165 degrees; taking the side surface of the first lifting lug as a side view, wherein the included angle between the first main pipe and the second branch pipe is 86 degrees; the included angle of the eighth and ninth branch pipes is 30 degrees; the included angle between the ninth branch pipe and the first main pipe is 136 degrees.
In a preferred embodiment of the present utility model, the tree-shaped cast steel node further includes a sixth branch pipe overlapping with the axis of the seventh inclined lower support pipe in a top view, and an included angle between the sixth branch pipe and the eighth branch pipe is 62 °; taking the round hole surface of the first lifting lug as a front view surface, wherein the included angle between the sixth branch pipe and the seventh obliquely lower supporting pipe is 99 degrees, and the included angle between the sixth branch pipe and the eighth branch pipe is 18 degrees; the side face of the lifting lug is taken as a side view, and the included angle between the sixth branch pipe and the seventh obliquely-lower supporting pipe is 94 degrees.
In a preferred embodiment of the present utility model, the tree-shaped cast steel node further includes a fourth branch pipe, an included angle between the fourth branch pipe and the first main pipe is 66 ° and an included angle between the fourth branch pipe and the fifth obliquely lower support pipe is 16 ° from a top view; from the front view, the included angle between the first main pipe and the fourth branch pipe is 77 degrees, and the included angle between the fourth branch pipe and the fifth obliquely lower supporting pipe is 172 degrees; from a side view, the included angle between the first main pipe and the fourth branch pipe is 32 degrees.
The embodiment of the utility model has the beneficial effects that:
1. An eleventh main pipe with a slightly smaller diameter than the spherical cast steel node is arranged at the bottom of the tree-shaped cast steel node and is used as a supporting trunk, and 4 connecting grooves with fan-shaped sections are arranged in the tree-shaped cast steel node instead of the cylindrical through grooves and are used for enhancing connection and improving stability and bearing effect; the positioning of tree cast steel nodes is facilitated;
2. Two obliquely downward supporting pipes are arranged below the tree-shaped cast steel node, and a fifth obliquely downward supporting pipe and a seventh obliquely downward supporting pipe are arranged on the basis of the original tree-shaped cast steel node, so that connection of an eleventh main pipe is enhanced, and stability of the node is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a top view of a tree cast steel node in accordance with an embodiment of the present utility model;
FIG. 2 is an elevation view of a tree cast steel node in accordance with an embodiment of the present utility model;
FIG. 3 is a side view of a tree cast steel node of an embodiment of the present utility model;
FIG. 4 is a bottom view of a tree cast steel node according to an embodiment of the present utility model;
Icon: spherical cast steel node 0; a first main pipe 1; a second branch pipe 2; a third branch pipe 3; a fourth branch pipe 4; a fifth inclined lower support tube 5; a sixth branch pipe 6; a seventh inclined lower support tube 7; an eighth branch pipe 8; a ninth branch pipe 9; a tenth branch pipe 10; an eleventh main pipe 11; a connecting groove 11-1; a twelfth branch pipe 12; a thirteenth branch pipe 13; a fourteenth branch pipe 14;
a first lifting lug 001; and a second lifting lug 002.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
First embodiment
Referring to fig. 1-4, the present embodiment provides a tree cast steel node with a diagonal lower support leg, the tree cast steel node comprising: spherical cast steel node 0, an eleventh main pipe 11 of a 'trunk' arranged right below spherical cast steel node 0, two reinforcing supports, namely a fifth inclined lower supporting pipe 5 and a seventh inclined lower supporting pipe 7, and a first main pipe 1, a second branch pipe, a fourth branch pipe, a sixth branch pipe 6, an eighth branch pipe, a tenth branch pipe and a twelfth branch pipe. Wherein the first main pipe 1 and the eighth branch pipe 8 are respectively provided with a first lifting lug 001 and a second lifting lug 002.
In the present embodiment, the axial direction of the eleventh main pipe 11/the third branch pipe 3 is seen downward as a plan view, hereinafter referred to as a plan view; the front surfaces of the round holes of the first lifting lug 001 and the second lifting lug 002 are taken as front views, and are hereinafter referred to as front views for short; the vertical thickness surfaces of the first lifting lug 001 and the second lifting lug 002 are taken as side views, and hereinafter, simply referred to as side views.
Specifically, a spherical cavity and 2 expansion cavities intersecting the spherical cavity are arranged in the spherical cast steel node 0, the diameter of the spherical cast steel node 0 is 450mm, the diameter of the spherical cavity is 250mm, and the diameter of the expansion cavity is 370mm.
The eleventh main pipe 11 is vertically arranged right below the spherical cast steel node 0, the diameter of the eleventh main pipe 11 is 400mm, 4 connecting grooves 11-1 with sector sections are formed in the end portion of the eleventh main pipe 11 towards the spherical cast steel node 0, and the connecting grooves 11-1 are distributed in an annular array based on the axial circle centers of the eleventh main pipe 11. The original cylindrical groove is set to be 4 connecting grooves 11-1 with sector-shaped sections, so that the welding and positioning of the later-stage tree-shaped cast steel nodes are facilitated, the direction adjustment is only needed for 4 times at most, and the positioning time is shortened. And a reinforcing support is arranged between the cylindrical grooves, so that the bearing effect of the trunk is improved. The connecting groove 11-1 is in a 90-degree circular-angle sector shape, the reinforcing support spacing is 40mm, and the depth of the connecting groove 11-1 is 446mm.
In a top view, the included angle between the fifth inclined lower support pipe 5 and the seventh inclined lower support pipe 7 is 33 degrees; the included angle of the fifth and seventh inclined lower supporting tubes 7 in the front view is 21 degrees; the angle between the fifth and seventh inclined lower support pipes 7 in the side view is 5 degrees. The distance from the fifth and seventh inclined lower support pipes 7 to the sphere center of the spherical cast steel joint 0 is 945mm, and the pipe diameter of the fifth and seventh inclined lower support pipes 7 is 180mm. The fifth and seventh inclined lower support pipes 7 are internally provided with cylindrical circular bottom grooves with inclination of 2 deg. and the depth of the cylindrical circular bottom grooves is 595mm, and the maximum pipe diameter of the cylindrical circular bottom grooves is 116mm.
The third branch pipe 3 is arranged right above the spherical cast steel joint 0, is arranged opposite to the eleventh main pipe 11 and is overlapped with the axis. A third cylindrical circular bottom groove is arranged in the third branch pipe 3, the inclination of the third cylindrical circular bottom groove is 2 degrees, and the maximum pipe diameter of the third cylindrical circular bottom groove is 109mm; the pipe diameter of the third branch pipe 3 is 159mm, and the distance from the end face of the third branch pipe 3 to the sphere center is 520mm.
The first main pipe 1 is arranged perpendicular to the eleventh main pipe 11, a first lifting lug 001 is arranged in the direction of the first main pipe 1 towards the third branch pipe 3, and a cylindrical cavity with the inclination of 4 degrees, which is communicated with the spherical cavity, is arranged in the first main pipe 1. The pipe diameter of the first main pipe 1 is 219mm, and the distance from the center of the ball is 520mm. The maximum pipe diameter of the cylindrical cavity is 155mm.
The second branch pipe 2, the eighth branch pipe 8 and the ninth branch pipe 9 coincide with the axis of the first main pipe 1, and the second branch pipe 2 is located on the same side of the first main pipe 1 in plan view, and the eighth branch pipe 8 and the ninth branch pipe 9 are located on the opposite sides of the first main pipe 1. The included angle between the first main pipe 1 and the second branch pipe 2 is 61 degrees in front view; the included angle between the eighth branch pipe 8 and the ninth branch pipe 9 is 38 degrees, and the included angle between the ninth branch pipe 9 and the first main pipe 1 is 165 degrees; the included angle between the first main pipe 1 and the second branch pipe 2 is 86 degrees in side view; the included angle of the eighth and ninth branch pipes 9 is 30 degrees; the ninth branch pipe 9 forms an angle of 136 with the first main pipe 1. The pipe diameters of the second branch pipe 2, the eighth branch pipe 8 and the ninth branch pipe 9 are 159mm, the distance from the spherical center is 520mm, the groove depths of the second branch pipe 2, the eighth branch pipe 8 and the ninth branch pipe 9 are 295mm, and the maximum diameter of the groove is 109mm.
The sixth branch pipe 6 is overlapped with the axis of the seventh inclined lower supporting pipe 7 in a top view, and the included angle between the sixth branch pipe 6 and the eighth branch pipe 8 is 62 degrees; when seen from the front view, the included angle between the sixth branch pipe 6 and the seventh inclined lower supporting pipe 7 is 99 degrees, and the included angle between the sixth branch pipe 6 and the eighth branch pipe 8 is 18 degrees; the sixth branch pipe 6 and the seventh obliquely lower support pipe 7 form an angle of 94 deg. in side view. The pipe diameter, the center-of-sphere distance, the groove depth and the groove maximum diameter of the sixth branch pipe 6 are the same as those of the second branch pipe 2.
In a top view, the included angle between the fourth branch pipe 4 and the first main pipe 1 is 66 degrees, and the included angle between the fourth branch pipe 4 and the fifth obliquely lower supporting pipe 5 is 16 degrees; when the front view is seen, the included angle between the first main pipe 1 and the fourth branch pipe 4 is 77 degrees, and the included angle between the fourth branch pipe 4 and the fifth inclined lower supporting pipe 5 is 172 degrees; the angle between the first main pipe 1 and the fourth branch pipe 4 is 32 deg. in side view. The pipe diameter, the center distance, the groove depth and the groove maximum diameter of the fourth branch pipe 4 are the same as those of the second branch pipe 2.
The angle between the tenth branch pipe 10 and the eighth branch pipe 8 is 47 degrees and the angle between the tenth branch pipe 10 and the sixth branch pipe 6 is 108 degrees in plan view. The angle between the tenth branch pipe 10 and the eighth branch pipe 8 is 33 deg. and the angle between the tenth branch pipe 10 and the sixth branch pipe 6 is 16 deg. in front view. The angle between the tenth branch pipe 10 and the sixth branch pipe 6 is 134 deg. in side view. The pipe diameter, the center distance, the groove depth and the groove maximum diameter of the tenth branch pipe 10 are 114mm, 520mm, 120mm and 64mm in this order.
The twelfth and thirteenth branch pipes 13 are coincident in the plan view, and the angle between the twelfth branch pipe 12 and the tenth branch pipe 10 is 48 degrees; the angle between the twelfth branch pipe 12 and the fourteenth branch pipe 14 is 38 °; the angle between the fourteenth branch pipe 14 and the first main pipe 1 is 49 °. In front view, the axes of the first main pipe 1, the twelfth branch pipe 12 and the fourteenth branch pipe 14 coincide, and the angle between the thirteenth branch pipe 13 and the first main pipe 1 is 78 degrees. The angle between the thirteenth branch 13 and the twelfth branch 12 is 56 in side view. The twelfth and fourteenth branch pipes 14 are identical in data, and the thirteenth branch pipe 13 is identical in data to the second branch pipe 2.
To sum up:
1. An eleventh main pipe 11 with a diameter slightly smaller than that of the spherical cast steel node 0 is arranged at the bottom of the tree-shaped cast steel node and is used as a supporting trunk, and 4 connecting grooves 11-1 with sector sections are arranged in the tree-shaped cast steel node instead of a cylindrical through groove and are used for enhancing connection and improving stability and bearing effect; the positioning of tree cast steel nodes is facilitated;
2. two obliquely downward supporting pipes and a fifth obliquely downward supporting pipe 7 are arranged below the tree-shaped cast steel node, the obliquely downward supporting is provided on the basis of the original tree-shaped cast steel node, the connection of an eleventh main pipe 11 is enhanced, and the stability of the node is improved.
This description describes examples of embodiments of the utility model and is not intended to illustrate and describe all possible forms of the utility model. It should be understood that the embodiments in the specification may be embodied in many alternate forms. The figures are not necessarily to scale; some features may be exaggerated or minimized to show details of particular components. Specific structural and functional details disclosed are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present utility model. Those skilled in the art will appreciate that a plurality of features illustrated and described with reference to any one drawing may be combined with features illustrated in one or more other drawings to form embodiments not explicitly illustrated or described. The illustrated combination of features provides representative embodiments for typical applications. However, various combinations and modifications of the features consistent with the teachings of the present utility model may be used in particular applications or implementations as desired.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A tree cast steel node with a diagonal lower support leg, the tree cast steel node comprising:
The spherical cast steel joint is internally provided with a spherical cavity and 2 expansion cavities communicated with the spherical cavity, and the diameter of the spherical cast steel joint is 450mm;
The eleventh main pipe is vertically arranged right below the spherical cast steel node, the diameter of the eleventh main pipe is 400mm, 4 connecting grooves with fan-shaped sections are formed in the end part of the eleventh main pipe towards the spherical cast steel node, and the connecting grooves are distributed in an annular array based on the axial circle center of the eleventh main pipe;
The fifth inclined lower support tube and the seventh inclined lower support tube have an included angle of 33 degrees when seen from the top down of the axis of the eleventh main tube; the distance from the fifth and seventh inclined lower support pipes to the sphere center of the spherical cast steel node is 945mm, and the pipe diameters of the fifth and seventh inclined lower support pipes are 180mm.
2. The tree cast steel node with diagonal lower support leg according to claim 1, further comprising a third leg disposed directly above the spherical cast steel node, the third leg being disposed opposite the eleventh parent pipe and having an axis coincident.
3. The tree-shaped cast steel node with the inclined lower support branch pipe according to claim 2, further comprising a first main pipe, wherein the first main pipe is perpendicular to the eleventh main pipe, a first lifting lug is arranged in the direction of the first main pipe towards the third branch pipe, and a cylindrical cavity communicated with the spherical cavity is arranged in the first main pipe.
4. A tree cast steel node with a diagonal lower support leg according to claim 3, further comprising a second leg, an eighth leg and a ninth leg coincident with the first main pipe axis, the second leg being on the same side of the first main pipe as seen from an end face of the third leg looking down, the eighth leg and the ninth leg being on opposite sides of the first main pipe; taking the round hole side of the first lifting lug as the front surface, wherein the included angle between the first main pipe and the second branch pipe is 61 degrees; the included angle between the eighth branch pipe and the ninth branch pipe is 38 degrees, and the included angle between the ninth branch pipe and the first main pipe is 165 degrees; taking the side surface of the first lifting lug as a side view, wherein the included angle between the first main pipe and the second branch pipe is 86 degrees; the included angle of the eighth branch pipe and the ninth branch pipe is 30 degrees; and the included angle between the ninth branch pipe and the first main pipe is 136 degrees.
5. The tree cast steel node with diagonal lower support leg according to claim 4, further comprising a sixth leg coinciding with the seventh diagonal lower support leg axis in a top view, the sixth leg and the eighth leg having an included angle of 62 °; taking the round hole surface of the first lifting lug as a front view surface, wherein the included angle between the sixth branch pipe and the seventh obliquely lower supporting pipe is 99 degrees, and the included angle between the sixth branch pipe and the eighth branch pipe is 18 degrees; and taking the side surface of the lifting lug as a side view, wherein the included angle between the sixth branch pipe and the seventh obliquely-lower supporting pipe is 94 degrees.
6. A tree cast steel node with diagonal lower support leg according to claim 3, further comprising a fourth leg, the fourth leg having an angle of 66 ° with the first main pipe and the fourth leg having an angle of 16 ° with the fifth diagonal lower support leg in a top view; from a front view, the included angle between the first main pipe and the fourth branch pipe is 77 degrees, and the included angle between the fourth branch pipe and the fifth obliquely lower supporting pipe is 172 degrees; the first main pipe and the fourth branch pipe form an included angle of 32 degrees in a side view.
CN202321292375.0U 2023-05-25 2023-05-25 Tree-shaped cast steel node with inclined lower support branch pipe Active CN221255747U (en)

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Application Number Priority Date Filing Date Title
CN202321292375.0U CN221255747U (en) 2023-05-25 2023-05-25 Tree-shaped cast steel node with inclined lower support branch pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321292375.0U CN221255747U (en) 2023-05-25 2023-05-25 Tree-shaped cast steel node with inclined lower support branch pipe

Publications (1)

Publication Number Publication Date
CN221255747U true CN221255747U (en) 2024-07-02

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