Reinforced welding structure for high-strength and high-thickness steel plate

Abstract

The utility model relates to the technical field of steel plate welding, and discloses a high-strength and high-thickness steel plate reinforced welding structure which comprises a first steel plate, a first triangular block is arranged at one end of the first steel plate, a groove is formed in the surface of the first triangular block, and a second triangular block is inserted into the groove. And a second steel plate is arranged on one side of the second triangular block. According to the high-strength and high-thickness steel plate reinforced welding structure, through the arrangement of the reinforcing assembly, a first square plate and a second square plate are arranged on the edges of the tops of the first steel plate and the second steel plate correspondingly, the two sides of the first square plate and the two sides of the second square plate are clamped and fixed through long plates, and threaded bolts and threaded caps are used for further reinforcing; the stress concentration phenomenon at the welding seam can be effectively reduced, extra loads can be borne, the strength and durability of welding connection are improved, the vibration resistance of structural parts can be improved, and the stability of the whole structure is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of steel plate welding, in particular to a high-strength and high-thickness steel plate reinforced welding structure. Background Art

[0002] When manufacturing and processing large pressure vessels or other large steel plates that require high strength, it is necessary to use high-strength and high-thickness steel plate reinforced welding structures to strengthen the welds. The structure and processing technology of the welds directly affect the strength of the finished product.

[0003] A steel plate welded structure doffer joint disclosed in the publication number CN201990790U is environmentally friendly; the wall thickness is uniform, avoiding the scrapping problem caused by the biased box of the casting structure; the cylindricality is high, the cutting amount is small, and the processing efficiency is high; after the processing is completed, the imbalance is small, the operation is stable, which is conducive to the improvement of the carding efficiency; the strength is high, stable and reliable, and there is no deformation after wrapping the card clothing, and all indicators are guaranteed. The width is increased to 1.5 meters, which is suitable for the development requirements of wide carding machines.

[0004] However, this steel plate welded structure doffer joint has the following disadvantages:

[0005] (1) The weld area between the two steel plates is low, resulting in low stability and load-bearing capacity of the welded connection, which will increase stress concentration at the weld;

[0006] (2) The steel plate weld lacks certain reinforcement, which makes it bear a large load and makes the vibration resistance of the weld structure low. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] The technical problem solved by the utility model is to provide a high-strength and high-thickness steel plate reinforced welded structure which is highly practical, can be simply operated, and has a relatively simple structure. It solves the problem that the weld area between the two steel plates proposed in the above-mentioned background technology is low, resulting in low stability and bearing capacity of the welding connection, and the steel plate weld lacks certain reinforcement, so that it bears a large load, and at the same time makes the vibration resistance of the weld structure low.

[0009] (II) Technical solution

[0010] To achieve the above objectives, the utility model is implemented through the following technical solutions: a high-strength and high-thickness steel plate reinforced welding structure, comprising a first steel plate, a first triangular block is arranged at one end of the first steel plate, and a groove is opened on the surface of the first triangular block, a second triangular block is inserted into the inside of the groove, a second steel plate is arranged on one side of the second triangular block, and a plurality of reinforcement components for improving stability are arranged at the edges of the surfaces of the first steel plate and the second steel plate.

[0011] Optionally, the reinforcement assembly includes a first square plate arranged at the edge of the surface of the first steel plate and the second steel plate, long plates are arranged on both sides of the first square plate, and a second square plate is arranged on one side of one end of the long plate.

[0012] Optionally, the bottom of the first square plate is fixedly connected to an edge of one side of the top of the first steel plate, and the bottom of the second square plate is fixedly connected to an edge of one side of the top of the second steel plate.

[0013] Optionally, a plurality of through holes are provided on the surfaces of the first square plate and the second square plate, and a plurality of through holes are provided on the surface of the long plate.

[0014] Optionally, the through holes correspond to the through holes one by one, and a threaded bolt is connected through the inside of the through holes.

[0015] Optionally, one end of the threaded bolt is threadedly connected to a threaded cap, and the surface of the threaded cap is provided with anti-loosening patterns for preventing loosening.

[0016] Optionally, a protrusion is provided on one side of the second triangular block, and the protrusion and the groove are connected in a mortise and tenon manner.

[0017] (III) Beneficial effects

[0018] The utility model provides a high-strength and high-thickness steel plate reinforced welding structure, which has the following beneficial effects:

[0019] 1. The high-strength and high-thickness steel plate reinforced welding structure is provided with a first triangular block, a groove and a second triangular block. During the welding of the steel plates, one side of the first steel plate is aligned with one side of the second steel plate, and the protrusion on one side of the second triangular block is inserted into the groove on one side of the first triangular block. When the first triangular block and the second triangular block are aligned, their cross-section presents an X shape. The X-shaped structure at the weld of the two steel plates can enhance the stability and bearing capacity of the welded connection, while also increasing the surface area of ​​the weld, improving the strength and durability of the weld. The mortise and tenon structure connection of the protrusion and the groove can improve the connection strength and stability between the steel plates, while also reducing the stress concentration phenomenon at the weld, reducing the risk of deformation and stress out of control caused by welding, and the mortise and tenon structure connection can also improve the convenience of disassembly and maintenance of the structural parts, and extend the service life of the structural parts.

[0020] 2. The high-strength and high-thickness steel plate reinforced welded structure, through the setting of the reinforcement components, since the first steel plate and the second square plate are respectively arranged at the edges of the tops of the first steel plate and the second steel plate, and both sides of the first square plate and the second square plate are clamped and fixed by long plates, and further reinforced with threaded bolts and threaded caps, can effectively reduce the stress concentration phenomenon at the weld, can bear additional loads, improve the strength and durability of the welded connection, and can also improve the vibration resistance of the structural parts and enhance the stability of the overall structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the first steel plate structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the reinforcement component of the utility model;

[0024] Figure 4 This is a schematic diagram of the groove structure of the utility model.

[0025] In the figure: 1. first steel plate; 2. first triangular block; 3. groove; 4. second triangular block; 5. second steel plate; 6. reinforcement assembly; 61. first square plate; 62. long plate; 63. second square plate; 64. through hole; 65. through hole; 7. threaded bolt; 8. threaded cap. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 4 The utility model provides a technical solution: a high-strength and high-thickness steel plate reinforced welding structure, comprising a first steel plate 1, a first triangular block 2 is arranged at one end of the first steel plate 1, and a groove 3 is opened on the surface of the first triangular block 2, a second triangular block 4 is inserted into the inside of the groove 3, and a second steel plate 5 is arranged on one side of the second triangular block 4, and a plurality of reinforcement components 6 for improving stability are arranged on the edges of the surfaces of the first steel plate 1 and the second steel plate 5.

[0028] See also Figure 1 and Figure 2One end of the threaded bolt 7 is threadedly connected to a threaded cap 8, and the surface of the threaded cap 8 is provided with anti-loosening patterns to prevent loosening. The setting of the anti-loosening patterns can effectively reduce the loosening of the threaded cap 8, thereby improving the fastening stability of the threaded cap 8.

[0029] See also Figure 1 and Figure 2 A protrusion is provided on one side of the second triangular block 4, and the protrusion and the groove 3 are in a mortise and tenon connection. The setting of the protrusion and the groove 3 in a mortise and tenon connection can reduce the stress concentration phenomenon at the weld and reduce the risk of deformation and stress out of control caused by welding. The mortise and tenon structural connection can also improve the convenience of disassembly and maintenance of the structural parts and extend the service life of the structural parts.

[0030] Embodiment 1:

[0031] See also Figure 3 The reinforcement component 6 includes a first square plate 61 arranged at the edge of the surface of the first steel plate 1 and the second steel plate 5, a long plate 62 is arranged on both sides of the first square plate 61, and a second square plate 63 is arranged on one side of one end of the long plate 62. The bottom of the first square plate 61 is fixedly connected to the edge of the top side of the first steel plate 1, and the bottom of the second square plate 63 is fixedly connected to the edge of the top side of the second steel plate 5. The surfaces of the first square plate 61 and the second square plate 63 are both provided with a plurality of through holes 64, and the surface of the long plate 62 is provided with a plurality of through holes 65. The through holes 64 and the through holes 65 are connected to the first square plate 61 and the second square plate 63. The through holes 65 correspond one to one, and a threaded bolt 7 is connected to the inside of the through hole 65. The first square plate 61 and the second square plate 63 are respectively arranged at the edges of the top of the first steel plate 1 and the second steel plate 5, and both sides of the first square plate 61 and the second square plate 63 are clamped and fixed by long plates 62, and further reinforced with threaded bolts 7 and threaded caps 8, which can effectively reduce the stress concentration phenomenon at the weld, can bear additional loads, improve the strength and durability of the welded connection, and can also improve the vibration resistance of the structural parts and enhance the stability of the overall structure.

[0032] Embodiment 2:

[0033] See also Figure 4A protrusion is provided on one side of the second triangular block 4, and the protrusion and the groove 3 are in a mortise and tenon connection. During the welding of the steel plates, one side of the first steel plate 1 is aligned with one side of the second steel plate 5, and the protrusion on one side of the second triangular block 4 is inserted into the groove 3 on one side of the first triangular block 2. When the first triangular block 2 and the second triangular block 4 are aligned, their cross-section presents an X shape. The X-shaped structure at the weld of the two steel plates can enhance the stability and bearing capacity of the welded connection, while also increasing the surface area of ​​the weld, and improving the strength and durability of the welding. The mortise and tenon structure connection of the protrusion and the groove 3 can improve the connection strength and stability between the steel plates, while also reducing the stress concentration phenomenon at the weld, and reducing the risk of deformation and stress out of control caused by welding. The mortise and tenon structure connection can also improve the convenience of disassembly and maintenance of the structural parts, and extend the service life of the structural parts.

[0034] In the utility model, the working steps of the device are as follows:

[0035] The first step: during the welding of the steel plates, align one side of the first steel plate 1 with one side of the second steel plate 5, and insert the protrusion on one side of the second triangular block 4 into the groove 3 on one side of the first triangular block 2. When the first triangular block 2 and the second triangular block 4 are aligned, their cross-section presents an X shape, and welding is performed at the open gaps at the top and bottom of the X. After welding is completed, the first square plate 61 and the second square plate 63 are respectively provided at the edges of the tops of the first steel plate 1 and the second steel plate 5, and both sides of the first square plate 61 and the second square plate 63 are clamped and fixed by long plates 62, and further reinforced with threaded bolts 7 and threaded caps 8.

[0036] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0037] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength and high-thickness steel plate reinforced welded structure, comprising a first steel plate (1), characterized in that: A first triangular block (2) is arranged at one end of the first steel plate (1), and a groove (3) is provided on the surface of the first triangular block (2), a second triangular block (4) is inserted into the interior of the groove (3), a second steel plate (5) is arranged on one side of the second triangular block (4), and a plurality of reinforcing components (6) for improving stability are arranged at the edges of the surfaces of the first steel plate (1) and the second steel plate (5).

2. The high-strength and high-thickness steel plate reinforced welded structure according to claim 1, characterized in that: The reinforcement component (6) comprises a first square plate (61) arranged at the surface edges of the first steel plate (1) and the second steel plate (5), long plates (62) are arranged on both sides of the first square plate (61), and a second square plate (63) is arranged on one side of one end of the long plate (62).

3. The high-strength and high-thickness steel plate reinforced welded structure according to claim 2, characterized in that: The bottom of the first square plate (61) is fixedly connected to the edge of one side of the top of the first steel plate (1), and the bottom of the second square plate (63) is fixedly connected to the edge of one side of the top of the second steel plate (5).

4. The high-strength and high-thickness steel plate reinforced welded structure according to claim 2, characterized in that: The surfaces of the first square plate (61) and the second square plate (63) are both provided with a plurality of through holes (64), and the surface of the long plate (62) is provided with a plurality of through holes (65).

5. The high-strength and high-thickness steel plate reinforced welded structure according to claim 4, characterized in that: The through holes (64) correspond to the through holes (65) one by one, and a threaded bolt (7) is connected through the interior of the through holes (65).

6. The high-strength and high-thickness steel plate reinforced welded structure according to claim 5, characterized in that: One end of the threaded bolt (7) is threadedly connected to a threaded cap (8), and the surface of the threaded cap (8) is provided with anti-loosening patterns for preventing loosening.

7. The high-strength and high-thickness steel plate reinforced welded structure according to claim 1, characterized in that: A protrusion is provided on one side of the second triangular block (4), and the protrusion and the groove (3) are in a mortise and tenon connection.

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