Fine right-angle steel

Abstract

The utility model provides delicate right-angle steel which comprises a right-angle steel body, and a first connecting structure and a second connecting structure are formed at the two ends of the right-angle steel body respectively. The first connecting structure at the end part of one right-angle steel body can be connected with the second connecting structure at the end part of the other right-angle steel body in a clamping manner to form a clamping structure which supports each other depending on the shape of the clamping structure; reinforcing ribs are welded to the inner side walls of the right-angle steel bodies, and the reinforcing ribs on the inner side walls of the two right-angle steel bodies can be tightly attached to each other after being connected. The two ends of the right-angle steel body are respectively provided with the first connecting structure and the second connecting structure which can support each other through the shapes of the first connecting structure and the second connecting structure after the first connecting structure and the second connecting structure are connected in a clamped mode, the number of the connecting structures is optimized, connecting efficiency is improved, strength of the connecting position is enhanced, and the connecting position is stable due to precision of refined steel. The connecting traces between the right-angle steel bodies can be faded, and the attractiveness of the overall structure appearance is improved.

Description

Technical Field

[0001] The utility model relates to the field of refined steel, in particular to a refined right-angle steel. Background Art

[0002] Fine steel is a type of high-quality alloy steel with the characteristics of high strength, high hardness, high toughness, and high wear resistance. It is often used to manufacture high-end tools, mechanical parts, automotive parts and other products with high durability requirements. In the production of fine steel, due to the use of computer-controlled laser cutting and laser welding technology, extremely high precision can be achieved. Multiple fine steel spliced ​​components can even be visually invisible. The common glass curtain wall in life is composed of tempered glass and fine steel frame. Fine steel is formed into a frame by bolts, and tempered glass is installed on the fine steel frame by installing components.

[0003] In the related art, a utility model patent with patent publication number CN216480191U is searched and proposes a hot-dip galvanized angle steel, including an angle steel body, a side end of the angle steel body is provided with a fixed connection hole, an inner side of the angle steel body is provided with a protective shell, the inner side surface of the protective shell is fixedly connected with a protruding edge, the inner side surface of the protective shell is fixedly connected with a screw, and the lower part of the screw is provided with a fixing nut and a protective pad.

[0004] According to the above-mentioned prior art, the inventor combined relevant technologies and found in actual applications that when making exquisite steel frames, the existing right-angle steels are only fixed by bolts, so that the connection structure is exposed to the outside and can only rely on the material strength of the connection structure itself for connection. Under large load-bearing pressure, deformation is likely to occur, endangering the safety of the structure. In addition, the precision of the exquisite steel itself can enhance the aesthetics of the overall structural appearance, while the exposed connection structure will destroy the aesthetics of the exquisite steel structure. Utility Model Content

[0005] In order to solve the problems in the prior art that the connection structure between the exquisite right-angle steels is exposed to the outside, which is easy to deform under a large pressure and endanger the structural safety, and the exposed connection structure will destroy the aesthetics of the exquisite steel structure, the utility model provides an exquisite right-angle steel;

[0006] The utility model provides a refined right-angle steel adopting the following technical solution:

[0007] A refined right-angle steel comprises a right-angle steel body, wherein a first connection structure and a second connection structure are formed at both ends of the right-angle steel body, respectively, and the first connection structure at one end of the right-angle steel body can be snap-connected with the second connection structure at the other end of the right-angle steel body to form a snap-connection structure that supports each other by their own shapes; the inner side wall of the right-angle steel body is welded with reinforcing ribs, and the reinforcing ribs on the inner side walls of the two right-angle steel bodies can fit tightly after being connected;

[0008] Furthermore, the side walls of the first connecting structure and the second connecting structure are respectively provided with fixing holes that can cooperate with each other, and the fixing holes are threadedly connected with fastening bolts;

[0009] Further, the first connection structure includes a first slot, a first supporting inclined surface and a first clamping portion; one end of the right-angle steel body is integrally formed with the first slot, a side of the first slot close to the outside is integrally formed with the first supporting inclined surface, and a side of the first slot close to the inside is integrally formed with the first clamping portion;

[0010] Furthermore, the second connection structure includes a second slot, a second supporting inclined surface and a second clamping portion; the other end of the right-angle steel body is integrally formed with a second slot, a second clamping portion and a second supporting inclined surface in sequence from inside to outside;

[0011] Further, the first connection structure is a dovetail tenon female tenon, and the second connection structure is a dovetail tenon male tenon;

[0012] Furthermore, the inclination of the dovetail tenon female tenon and the dovetail tenon male tenon is 1:6;

[0013] Furthermore, the first connection structure is a three-stage ladder structure, wherein a third slot having the same depth as that of the middle step is formed at the top of the highest step, and a locking column is integrally formed at the top of the lowest step;

[0014] Furthermore, the second connection structure is a two-stage stepped structure, wherein the side wall of the lower step is integrally formed with a third clamping portion extending outward, and the top of the higher step is provided with a clamping hole that cooperates with the clamping column.

[0015] In summary, the beneficial effects of the utility model are:

[0016] The utility model provides a first connecting structure and a second connecting structure at both ends of the right-angle steel body, which can provide support to each other by relying on their own shapes after being snap-fitted and connected. During connection, the connecting structures can be prevented from protruding outside the right-angle steel body, which not only optimizes the number of connecting structures and improves the connection efficiency, but also enhances the strength of the connection through the unique shapes of the first connecting structure and the second connecting structure. Furthermore, due to the precision of the fine steel, the connection marks between the right-angle steel bodies can be weakened, and combined with the connecting structure that does not protrude outside the right-angle steel body, the aesthetic appearance of the overall structure is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic front view of the first embodiment of the utility model;

[0018] Figure 2 It is a front view schematic diagram of the first embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of the connection state of the first embodiment of the utility model;

[0020] Figure 4 This is a front view schematic diagram of the second embodiment of the utility model;

[0021] Figure 5 This is a schematic diagram of the specific structure of the second embodiment of the utility model;

[0022] Figure 6 This is a schematic diagram of the connection state of the second embodiment of the utility model;

[0023] Figure 7 This is a front view schematic diagram of a third embodiment of the utility model;

[0024] Figure 8 It is a front view schematic diagram of the third embodiment of the utility model;

[0025] Fig. 9 This is a schematic diagram of the specific structure of the third embodiment of the utility model;

[0026] Fig.10 This is a schematic diagram of the connection status of the third embodiment of the utility model.

[0027] As shown in the figure: 1-right-angle steel body, 2-first connecting structure, 3-second connecting structure, 4-reinforcement rib, 5-fixing hole, 61-first slot, 62-first supporting slope, 63-first clamping part, 64-second slot, 65-second clamping part, 66-second supporting slope, 71-dovetail tenon female tenon, 72-dovetail tenon male tenon, 81-third slot, 82-clamping column, 83-third clamping part, 84-clamping hole. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1 -Attached Fig.10 The utility model is further described in detail:

[0029] The utility model embodiment discloses a refined right-angle steel, such as Figure 1 , Figure 4 , Figure 7As shown, a refined right-angle steel of the utility model comprises a right-angle steel body 1, and a first connecting structure 2 and a second connecting structure 3 are respectively formed at both ends of the right-angle steel body 1. The first connecting structure 2 at the end of one right-angle steel body 1 can be snap-connected with the second connecting structure 3 at the end of the other right-angle steel body 1 to form a snap-connected structure that provides mutual support by relying on its own shape; reinforcing ribs 4 are welded on the inner wall of the right-angle steel body 1, and the reinforcing ribs 4 on the inner walls of the two right-angle steel bodies 1 can fit tightly after connection; the utility model provides the first connecting structure 2 and the second connecting structure 3 at both ends of the right-angle steel body 1, which can provide mutual support by relying on their own shapes after snap-connection, so that the connection strength between the right-angle steel bodies 1 is no longer solely dependent on the material strength of the connecting structure such as bolts. The unique shapes of the first connecting structure 2 and the second connecting structure 3 can not only enhance the strength of the connection, but also reduce the connecting structure protruding outside the right-angle steel body 1, thereby streamlining the number of connecting structures and improving the connection efficiency. In conjunction with the precision of refined steel, the connection traces between the right-angle steel bodies 1 can be weakened, thereby improving the aesthetics of the overall structural appearance. By setting reinforcing ribs 4 on the inner wall of the right-angle steel body 1 and applying the principle that triangles are the most stable, the structural strength of the right-angle steel body 1 can be enhanced. When used in combination, two right-angle steel bodies 1 can be spliced ​​to form a rectangular tube, and the two reinforcing ribs 4 can fit tightly together to form a combined rectangular tube to provide support from the inside.

[0030] like Figure 1 , Figure 2 , Figure 3 As shown, the first connection structure 2 includes a first slot 61, a first supporting inclined surface 62 and a first clamping portion 63; one end of the right-angle steel body 1 is integrally formed with the first slot 61, the first supporting inclined surface 62 is integrally formed on the side of the first slot 61 close to the outside, and the first clamping portion 63 is integrally formed on the side of the first slot 61 close to the inside; the second connection structure 3 includes a second slot 64, a second supporting inclined surface 66 and a second clamping portion 65; the other end of the right-angle steel body 1 is integrally formed with a second slot 64, a second clamping portion 65 and a second supporting inclined surface 66 in sequence from the inside to the outside; Figure 1 , Figure 2 , Figure 3 This is the first embodiment of the utility model. In this embodiment, the specific shapes of the first connecting structure 2 and the second connecting structure 3 are as follows: Figure 2As shown, the first clamping groove 61 at the end of the right-angle steel body 1 of A can form a clamping fit with the second clamping portion 65 at the end of the right-angle steel body 1 of B, the first clamping portion 63 at the end of the right-angle steel body 1 of A can form a clamping fit with the second clamping groove 64 at the end of the right-angle steel body 1 of B, and the first supporting inclined surface 62 at the end of the right-angle steel body 1 of A can cooperate with the second supporting inclined surface 66 at the end of the right-angle steel body 1 of B. Preferably, a reinforcing rib 4 is welded between the outer wall of the first clamping portion 63 and the outer wall at the opening of the second clamping groove 64 by laser welding. The specific connection position is as shown in FIG. Figure 2 As shown, the end of the reinforcing rib 4 connected to the first clamping portion 63 is flush with the bottom wall of the first clamping groove 61 in the horizontal direction, and the end of the reinforcing rib 4 connected to the opening of the second clamping groove 64 is flush with the side wall of the second clamping groove 64 in the vertical direction. The advantage of this is that the reinforcing ribs 4 between the assembled right-angle steel bodies 1 can fit tightly, providing support from the inside for the assembled rectangular tube. Preferably, as Figure 1 , Figure 3 As shown, the side wall of the right-angle steel body 1 is provided with a fixing hole 5 that passes through the first supporting inclined surface 62, the first clamping groove 61 and the first clamping portion 63, and the side wall of the second clamping portion 65 is also provided with a fixing hole 5 that passes through the second clamping portion 65. The fixing hole 5 is internally threadedly connected with a fastening bolt which is not shown in the figure. The advantage of this is that a force perpendicular to the direction of the force generated by the first connecting structure 2 and the second connecting structure 3 is provided by the fastening bolt, so that the connection between the two right-angle steel bodies 1 is more stable.

[0031] like Figure 4 , Figure 5 As shown, the first connection structure 2 is a dovetail tenon female tenon 71, and the second connection structure 3 is a dovetail tenon male tenon 72; Figure 4 , Figure 5 , Figure 6 This is the second embodiment of the present utility model. In this embodiment, the specific shapes of the first connecting structure 2 and the second connecting structure 3 are as follows: Figure 5 As shown, the connection between the right-angle steel body 1 is more stable through the mortise and tenon structure between the dovetail tenon female tenon 71 and the dovetail tenon male tenon 72. Preferably, the inclination of the dovetail tenon female tenon 71 and the dovetail tenon male tenon 72 is 1:6. Preferably, a reinforcing rib 4 is welded between the first connection structure 2 and the second connection structure 3 by laser. The specific connection position is as follows: Figure 4 , Figure 6 As shown, the end of the reinforcing rib 4 connected to the first connection structure 2 is flush with the bottom wall of the dovetail tenon 71 in the horizontal direction, and the end of the reinforcing rib 4 connected to the second connection structure 3 is flush with the side wall between the dovetail tenon 72 in the vertical direction. The advantage of this is that the reinforcing ribs 4 between the assembled right-angle steel bodies 1 can fit tightly, providing support from the inside for the assembled rectangular tube. Preferably, as Figure 4 , Figure 5As shown, the bottom wall of the dovetail tenon female tenon 71 and the side wall of the dovetail tenon male tenon 72 are provided with matching fixing holes 5, and the internal threads of the fixing holes 5 are connected with fastening bolts which are not shown in the figure. The advantage of this is that a force perpendicular to the direction of the force generated by the first connecting structure 2 and the second connecting structure 3 is provided by the fastening bolts, so that the connection between the two right-angle steel bodies 1 is more stable.

[0032] like Figure 7 , Figure 8 , Fig. 9 , Fig.10 As shown, the first connection structure 2 is a three-stage step structure, wherein the top of the highest step is provided with a third slot 81 having the same depth as that of the middle step, and the top of the lowest step is integrally formed with a snap-fit ​​column 82; the second connection structure 3 is a two-stage step structure, wherein the side wall of the lower step is integrally formed with a third snap-fit ​​portion 83 extending outward, and the top of the higher step is provided with a snap-fit ​​hole 84 cooperating with the snap-fit ​​column 82; Figure 7 , Figure 8 , Fig. 9 , Fig.10 This is the third embodiment of the utility model. In this embodiment, the specific shapes of the first connecting structure 2 and the second connecting structure 3 are as follows: Figure 7 , Figure 8 As shown, the third clamping groove 81 at the end of the right-angle steel body 1 of A can form a clamping fit with the third clamping portion 83 at the end of the right-angle steel body 1 of B, the clamping column 82 at the end of the right-angle steel body 1 of A can form a clamping fit with the clamping hole 84 at the end of the right-angle steel body 1 of B, and the stepped structure of the first connecting structure 2 and the second connecting structure 3 can also form a fit. Preferably, a reinforcing rib 4 is welded between the first connecting structure 2 and the second connecting structure 3 by laser welding, and the specific connection position is as follows Figure 7 , Figure 8 As shown, the end of the reinforcing rib 4 connected to the first connecting structure 2 is flush with the bottom wall of the lowest step of the first connecting structure 2 in the horizontal direction, and the end of the reinforcing rib 4 connected to the second connecting structure 3 is flush with the side wall of the engaging hole 84 in the vertical direction. The advantage of this is that the reinforcing ribs 4 between the assembled right-angle steel bodies 1 can fit tightly, providing support from the inside of the assembled rectangular tube. Preferably, as Figure 7 , Fig. 9 , Fig.10 As shown, the side wall of the third clamping portion 83 is provided with a fixing hole 5 that passes through the third clamping portion 83 and the clamping hole 84, and the side wall of the clamping column 82 is also provided with a fixing hole 5 that passes through the clamping column 82. The fixing hole 5 is internally threadedly connected with a fastening bolt which is not shown in the figure. The advantage of this is that a force perpendicular to the direction of the force generated by the first connecting structure 2 and the second connecting structure 3 is provided by the fastening bolt, so that the connection between the two right-angle steel bodies 1 is more stable.

[0033] Preferably, in the above three embodiments, the length of the fastening bolt is less than or equal to the depth of the fixing hole 5 .

[0034] Due to the precision of fine steel, the gaps at the joints in the above three embodiments are extremely small, which can enhance the aesthetics of the overall structural appearance.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The various components mentioned in the utility model are common technologies in the existing field. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A refined right-angle steel, comprising a right-angle steel body (1), characterized in that: A first connection structure (2) and a second connection structure (3) are respectively formed at both ends of the right-angle steel body (1); the first connection structure (2) at the end of one right-angle steel body (1) can be snap-connected with the second connection structure (3) at the end of the other right-angle steel body (1) to form a snap-connected structure that provides mutual support by relying on its own shape; reinforcing ribs (4) are welded to the inner side walls of the right-angle steel body (1); the reinforcing ribs (4) on the inner side walls of the two right-angle steel bodies (1) can fit tightly after connection.

2. The refined right-angle steel according to claim 1, characterized in that: The side walls of the first connecting structure (2) and the second connecting structure (3) are respectively provided with fixing holes (5) that can cooperate with each other, and the fixing holes (5) are internally threadedly connected with fastening bolts.

3. A refined right-angle steel according to claim 1 or 2, characterized in that: The first connection structure (2) comprises a first clamping groove (61), a first supporting inclined surface (62) and a first clamping portion (63); one end of the right-angle steel body (1) is integrally formed with the first clamping groove (61), a side of the first clamping groove (61) close to the outside is integrally formed with the first supporting inclined surface (62), and a side of the first clamping groove (61) close to the inside is integrally formed with the first clamping portion (63).

4. The refined right-angle steel according to claim 3, characterized in that: The second connection structure (3) comprises a second clamping groove (64), a second supporting inclined surface (66) and a second clamping portion (65); the other end of the right-angle steel body (1) is integrally formed with the second clamping groove (64), the second clamping portion (65) and the second supporting inclined surface (66) in sequence from the inside to the outside.

5. The refined right-angle steel according to claim 1 or 2, characterized in that: The first connection structure (2) is a dovetail tenon female tenon (71), and the second connection structure (3) is a dovetail tenon male tenon (72).

6. The refined right-angle steel according to claim 5, characterized in that: The inclination of the dovetail tenon female tenon (71) and the dovetail tenon male tenon (72) is 1:

6.

7. A refined right-angle steel according to claim 1 or 2, characterized in that: The first connection structure (2) is a three-stage step structure, wherein the top of the highest step is provided with a third slot (81) having the same depth as the middle step, and the top of the lowest step is integrally formed with a locking column (82).

8. The refined right-angle steel according to claim 7, characterized in that: The second connection structure (3) is a two-stage stepped structure, wherein the side wall of the lower step is integrally formed with a third clamping portion (83) extending outward, and the top of the higher step is provided with a clamping hole (84) that cooperates with the clamping column (82).

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