Low-temperature-resistant steel bar with set notch

Abstract

The utility model discloses a low-temperature-resistant steel bar with a set notch, and relates to the technical field of buildings. The low-temperature-resistant steel bar with the set notch comprises two sets of steel bar bodies, a connecting assembly is connected between the two sets of steel bar bodies, the inner ends of two connecting sleeves are both connected with mounting discs, the upper ends and the lower ends of the two sets of connecting sleeves are both connected with fixing bolts, and a plug is in threaded connection with a connector. A notch is formed in the right end of the steel bar body on the right side, an anti-abrasion layer is arranged on the outer side of the steel bar body, and a low-temperature-resistant layer is arranged in the anti-abrasion layer. Connecting assemblies are connected to the inner ends of the two sets of steel bar bodies, connecting sleeves are connected with the steel bar bodies through fixing bolts, mounting discs are connected to the inner ends of the two sets of connecting sleeves and the inner ends of the steel bar bodies, the connecting assemblies enable a plurality of steel bars to be in threaded connection with connectors through plugs, and abrasion-resistant layers on the outer sides of the steel bar bodies enable the steel bar bodies to be more abrasion-resistant. The low-temperature-resistant layer enables the steel bar body to resist low temperature.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a low-temperature resistant steel rod with a set notch. Background Art

[0002] Steel rods, also known as steel poles, are long strips of steel, usually with a diameter of 6-200mm and a length of 6-12 meters.

[0003] Commonly used steel bars include ordinary carbon steel bars, alloy steel bars, stainless steel bars and other materials.

[0004] When using traditional steel rods, it is very inconvenient to connect different steel rods, and they are not tough enough and are easy to break during use. On the one hand, this increases construction costs, and on the other hand, it creates safety hazards when installed inside concrete. Utility Model Content

[0005] (1) Technical problems solved

[0006] In view of the deficiencies of the prior art, the utility model provides a low-temperature resistant steel rod with a set notch, which solves the problem that the steel rod is very inconvenient to connect during use.

[0007] (2) Technical solution

[0008] To achieve the above objectives, the present invention is implemented through the following technical solutions: a steel rod with a low-temperature resistant set notch includes two groups of steel rod bodies, a connecting assembly is connected between the two groups of steel rod bodies, the connecting assembly includes two groups of connecting sleeves, mounting plates, fixing bolts, joints, and plugs, the two groups of connecting sleeves are sleeved on the inner ends of the two groups of steel rod bodies, the inner ends of the two connecting sleeves are connected to the mounting plates, and the mounting plates are connected to the inner ends of the steel rod bodies, the upper and lower ends of the two groups of connecting sleeves are connected with fixing bolts, and the ends of the fixing bolts are connected to the upper and lower ends of the steel rod bodies, the inner end of the mounting plate on the left is connected to the joint, the inner end of the mounting plate on the right is connected to the plug, the plug is threadedly connected to the joint, the right end of the steel rod body on the right is provided with a notch, the outer side of the steel rod body is provided with an anti-wear layer, and the anti-wear layer is provided with a low-temperature resistant layer.

[0009] Preferably, the fixing bolts are located outside the mounting plate, and threaded holes matching the fixing bolts are provided at the upper and lower ends of the connecting sleeve.

[0010] Preferably, the plug is a threaded plug, and a threaded slot adapted to the threaded plug is provided in the connector.

[0011] Preferably, the anti-wear layer is made of high manganese steel.

[0012] Preferably, the low-temperature resistant layer is made of low-temperature carbon steel.

[0013] Preferably, a base rod is provided in the low-temperature resistant layer, and a plurality of reinforcing ribs are provided in the base rod.

[0014] (3) Beneficial effects

[0015] The utility model provides a low-temperature resistant steel rod with a set notch. It has the following beneficial effects:

[0016] The inner ends of the two groups of steel rod bodies are connected with connecting components, and the connecting sleeves are connected to the steel rod bodies through fixing bolts. The inner ends of the two groups of connecting sleeves and the steel rod bodies are connected with mounting plates. The inner end of the mounting plate on the left is connected with a joint, and the inner end of the mounting plate on the right is connected with a plug. Multiple connecting components enable multiple steel rods to be threadedly connected to the joints through the plugs, making it very convenient to connect the steel rods. The anti-wear layer on the outside of the steel rod body makes the steel rod body more wear-resistant and not easy to be damaged. A low-temperature resistant layer is provided in the anti-wear layer. The low-temperature resistant layer enables the steel rod body to be resistant to low temperatures, and has strong resistance and is not easy to break. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the connection components of the utility model;

[0019] Figure 3 This is a schematic diagram of the low-temperature resistant layer of the utility model;

[0020] In the figure: 1. Steel rod body; 2. Connecting assembly; 21. Connecting sleeve; 22. Mounting plate; 23. Fixing bolt; 24. Connector; 25. Plug; 3. Notch; 4. Anti-wear layer; 5. Low-temperature resistant layer; 6. Threaded slot; 7. Base rod; 8. Reinforcement rib. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-3The utility model provides a technical solution: a steel rod with a low-temperature resistant set notch includes two groups of steel rod bodies 1, and a connecting assembly 2 is connected between the two groups of steel rod bodies 1. The connecting assembly 2 includes two groups of connecting sleeves 21, a mounting plate 22, a fixing bolt 23, a joint 24, and a plug 25. The two groups of connecting sleeves 21 are sleeved on the inner ends of the two groups of steel rod bodies 1, the inner ends of the two connecting sleeves 21 are connected to the mounting plates 22, and the mounting plates 22 are connected to the inner ends of the steel rod bodies 1, the upper and lower ends of the two groups of connecting sleeves 21 are connected with fixing bolts 23, and the ends of the fixing bolts 23 are connected to the upper and lower ends of the steel rod bodies 1, the inner end of the mounting plate 22 on the left is connected to the joint 24, and the inner end of the mounting plate 22 on the right is connected to the plug 25, and the plug 25 is threadedly connected to the joint 24. The right end of the steel rod body 1 on the right is provided with a notch 3, and the outer side of the steel rod body 1 is provided with an anti-wear layer 4, and the anti-wear layer 4 is provided with a low-temperature resistant layer 5. The inner ends of the two groups of steel rod bodies 1 are connected with connecting components 2, and the connecting sleeves 21 are connected to the steel rod body 1 through fixing bolts 23. The inner ends of the two groups of connecting sleeves 21 and the steel rod body 1 are connected with mounting plates 22. The inner end of the mounting plate 22 on the left is connected with a joint 24, and the inner end of the mounting plate 22 on the right is connected with a plug 25. Multiple connecting components 2 enable multiple steel rods to be threadedly connected to the joint 24 through the plug 25, making it very convenient to connect the steel rods. The incision 3 opened at the end of the steel rod body 1 is easier to insert into the prestressed tendon sleeve and can effectively avoid the incision 3 or cracks. The anti-wear layer 4 on the outside of the steel rod body 1 makes the steel rod body 1 more wear-resistant and not easy to be damaged. A low-temperature resistant layer 5 is provided in the anti-wear layer 4. The low-temperature resistant layer 5 enables the steel rod body 1 to be resistant to low temperatures, and has strong resistance and is not easy to break.

[0023] See also Figure 1-3 The present invention provides a technical solution: the fixing bolt 23 is located outside the mounting plate 22, and the upper and lower ends of the connecting sleeve 21 are provided with threaded holes adapted to the fixing bolt 23. The fixing bolt 23 is connected to the steel rod body 1 through the threaded holes at the upper and lower ends of the connecting sleeve 21.

[0024] See also Figure 1-3 The present invention provides a technical solution: the plug 25 is a threaded plug 25, and a threaded slot 6 adapted to the threaded plug 25 is provided in the connector 24. The threaded plug 25 is threadedly inserted into the threaded slot 6 of the connector 24.

[0025] See also Figure 1-3 The present invention provides a technical solution: the anti-wear layer 4 is made of high manganese steel. The anti-wear layer 4 is made of high manganese steel, which can withstand greater pressure without breaking easily and also has good impact resistance.

[0026] See also Figure 1-3The present invention provides a technical solution: the low-temperature resistant layer 5 is made of low-temperature carbon steel. The low-temperature resistant layer 5 is made of low-temperature carbon steel, which has excellent corrosion resistance, wear resistance and durability, low density, high strength, good toughness, high plasticity, good processability and easy heat treatment.

[0027] See also Figure 1-3 The utility model provides a technical solution: a base rod 7 is provided in the low temperature resistant layer 5, and a plurality of reinforcing ribs 8 are provided in the base rod 7. The low temperature resistant layer 5 is provided with a base rod 7, and a plurality of reinforcing ribs 8 are provided in the base rod 7. The reinforcing ribs 8 can increase strength and rigidity.

[0028] During operation, the inner ends of the two groups of steel rod bodies 1 are connected with connecting components 2, and the connecting sleeves 21 are connected to the steel rod body 1 through fixing bolts 23. The inner ends of the two groups of connecting sleeves 21 and the steel rod body 1 are connected with mounting plates 22. The inner end of the mounting plate 22 on the left is connected with a joint 24, and the inner end of the mounting plate 22 on the right is connected with a plug 25. Multiple connecting components 2 enable multiple steel rods to be threadedly connected to the joint 24 through the plug 25, making it very convenient to connect the steel rods. The incision 3 opened at the end of the steel rod body 1 is easier to insert into the prestressed tendon sleeve and can effectively avoid the occurrence of incisions 3 or cracks. The wear-resistant layer 4 on the outside of the steel rod body 1 is made of high manganese steel. It can withstand greater pressure and is not easy to break. It also has good impact resistance. A low-temperature resistant layer 5 is provided in the wear-resistant layer 4. The low-temperature resistant layer 5 is made of low-temperature carbon steel. Low-temperature carbon steel also has good corrosion resistance, wear resistance and durability, and has low density, high strength, good toughness, high plasticity, good processability and easy heat treatment.

[0029] In summary, the low-temperature resistant steel rod with a set incision solves the problem of the inconvenience of connecting the steel rod during use.

[0030] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A low temperature resistant steel bar with a set notch, comprising two sets of steel bar bodies (1), characterized in that: A connecting assembly (2) is connected between the two groups of steel bar bodies (1), and the connecting assembly (2) comprises two groups of connecting sleeves (21), a mounting plate (22), a fixing bolt (23), a joint (24), and a plug (25). The two groups of connecting sleeves (21) are sleeved on the inner ends of the two groups of steel bar bodies (1), the inner ends of the two connecting sleeves (21) are connected to the mounting plate (22), and the mounting plate (22) is connected to the inner end of the steel bar body (1), and the upper and lower ends of the two groups of connecting sleeves (21) are connected to the mounting plate (22). A fixing bolt (23) is connected, and the ends of the fixing bolt (23) are connected to the upper and lower ends of the steel rod body (1); the inner end of the left mounting plate (22) is connected to a joint (24); the inner end of the right mounting plate (22) is connected to a plug (25); the plug (25) is threadedly connected to the joint (24); a notch (3) is provided at the right end of the right steel rod body (1); an anti-wear layer (4) is provided on the outer side of the steel rod body (1); and a low-temperature resistant layer (5) is provided inside the anti-wear layer (4).

2. A low temperature resistant notched steel bar according to claim 1, characterized in that: The fixing bolts (23) are located outside the mounting plate (22), and threaded holes matching the fixing bolts (23) are provided at the upper and lower ends of the connecting sleeve (21).

3. The low temperature resistant notched steel bar according to claim 1, characterized in that: The plug (25) is a threaded plug (25), and a threaded slot (6) matching the threaded plug (25) is provided in the connector (24).

4. The low temperature resistant notched steel bar according to claim 1, characterized in that: The anti-wear layer (4) is made of high manganese steel.

5. The low temperature resistant notched steel bar according to claim 1, characterized in that: The low temperature resistant layer (5) is made of low temperature carbon steel.

6. The low temperature resistant notched steel bar according to claim 1, characterized in that: A base rod (7) is provided in the low-temperature resistant layer (5), and a plurality of reinforcing ribs (8) are provided in the base rod (7).

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