Connecting piece for large-aperture steel pipe

Abstract

The utility model discloses a connecting piece for a large-aperture steel pipe, which comprises a first arc-shaped seat, a second arc-shaped seat, a third arc-shaped seat, a fourth arc-shaped seat, a fifth arc-shaped seat, a sixth arc-shaped seat, a seventh arc-shaped seat and an eighth arc-shaped seat, the first arc-shaped seat, the second arc-shaped seat, the third arc-shaped seat and the fourth arc-shaped seat are matched with one another to form a first steel pipe connecting piece, and the fifth arc-shaped seat, the sixth arc-shaped seat, the seventh arc-shaped seat and the eighth arc-shaped seat are matched with one another to form a second steel pipe connecting piece. A second arc-shaped seat is attached to the top of the first arc-shaped seat, and a third arc-shaped seat is welded to the top of the second arc-shaped seat. The two sets of steel pipe connecting pieces are arranged to be used in cooperation, so that the stability of connecting and fixing of large-aperture pipelines is improved conveniently when the large-aperture pipelines are connected, and the two sets of connecting pieces are disassembled, separated and assembled conveniently by arranging the first clamping rods, the connecting plates, the connecting grooves, the fixing bases, the second clamping rods and other components to be matched.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe connection, and particularly relates to a connector for large-diameter steel pipes. Background Technique

[0002] Large-diameter steel pipes usually refer to steel pipes with larger diameters. These steel pipes are used to transport media such as liquids, gases, and solid particles in the industrial and construction fields, or as structural supports. Steel pipes are a common type of metal pipe and are widely used in various industrial and civil fields.

[0003] However, when large-diameter steel pipes are connected and fixed, common connectors are usually single groups, which reduces the stability during the connection and fixation of large-diameter steel pipes. Content of the Utility Model

[0004] The purpose of the utility model is to provide a connector for large-diameter steel pipes. By arranging two groups of steel pipe connectors to be used in cooperation, the stability of the connection and fixation of large-diameter pipes can be improved during connection. Moreover, by arranging components such as a first clamping rod, a connecting plate, a connecting groove, a fixed seat, and a second clamping rod to cooperate, the disassembly, separation, and assembly of the two groups of connectors can be facilitated; to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution:

[0006] A connector for large-diameter steel pipes includes a first arc seat, a second arc seat, a third arc seat, a fourth arc seat, a fifth arc seat, a sixth arc seat, a seventh arc seat, and an eighth arc seat.

[0007] Among them, the first arc seat, the second arc seat, the third arc seat, and the fourth arc seat cooperate with each other to form a first steel pipe connector, and the fifth arc seat, the sixth arc seat, the seventh arc seat, and the eighth arc seat cooperate with each other to form a second steel pipe connector.

[0008] The second arc seat is attached to the top of the first arc seat, the third arc seat is welded to the top of the second arc seat, and the fourth arc seat is attached to the top of the third arc seat; the sixth arc seat is attached to the top of the fifth arc seat, and the seventh arc seat is welded to the top of the sixth arc seat.

[0009] A splicing structure is provided inside the first steel pipe connection and the second steel pipe connector.

[0010] Preferably, the splicing structure includes a first clamping rod, a connecting plate, a connecting groove, a fixing seat and a second clamping rod. One end of the first clamping rod is fixedly connected with the connecting plate, and a fixing seat is arranged at one end of the connecting plate. A connecting groove is formed on the side of the fixing seat close to the connecting plate, and the connecting plate is clamped inside the connecting groove. The other side of the fixing seat is fixedly connected with the second clamping rod, and one end of the second clamping rod contacts the seventh arc seat.

[0011] Preferably, connecting plates are connected to both sides of the contact ends of the first arc seat and the second arc seat, and threaded holes are formed on the surfaces of the connecting plates. Screws are threadedly connected inside the threaded holes. Connecting plates are connected to the front and back of the contact ends of the third arc seat and the fourth arc seat, and threaded holes are formed on the surfaces of the connecting plates. Screws are threadedly connected inside the threaded holes.

[0012] Preferably, connecting plates are installed on both sides of the contact ends of the fifth arc seat and the sixth arc seat, threaded holes are formed on the surfaces of the connecting plates, and screws are threadedly connected inside the threaded holes. Connecting plates are connected to the front and back of the contact ends of the seventh arc seat and the eighth arc seat, and threaded holes are formed on the surfaces of the connecting plates. Screws are threadedly connected inside the threaded holes.

[0013] Preferably, a first arc-shaped protective pad is sleeved inside the first arc seat and the second arc seat, a second arc-shaped protective sleeve is sleeved inside the third arc seat and the fourth arc seat, and a third arc-shaped protective pad is sleeved inside the fifth arc seat and the sixth arc seat; a fourth arc-shaped protective pad is sleeved inside the seventh arc seat and the eighth arc seat.

[0014] Preferably, first clamping grooves are formed at both ends inside the third arc seat, and a first clamping rod is clamped inside the first clamping grooves. Second clamping grooves are formed at both ends inside the seventh arc seat, and a second clamping rod is clamped inside the second clamping grooves.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] By arranging two groups of steel pipe connectors to be used in combination, the stability of the connection and fixation of large-diameter pipelines during connection is improved. Moreover, by arranging components such as the first clamping rod, the connecting plate, the connecting groove, the fixing seat and the second clamping rod in cooperation, the disassembly, separation and assembly of the two groups of connectors are facilitated. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 is a schematic diagram of the separated structure of the first connector and the second connector of the present utility model;

[0019] Figure 3 isFigure 2 Rear view structure schematic diagram.

[0020] In the figure: 1. First arc seat; 2. Second arc seat; 3. Third arc seat; 4. Fourth arc seat; 5. Fifth arc seat; 6. Sixth arc seat; 7. Seventh arc seat; 8. Eighth arc seat; 9. First arc protection pad; 10. Second arc protection pad; 11. Third arc protection pad; 12. Fourth arc protection pad; 13. First card slot; 14. First card rod; 15. Connection plate; 16. Connection groove; 17. Fixed seat; 18. Second card rod; 19. Second card slot. Specific implementation manner

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0022] Please refer to Figures 1 to 3 , the present invention provides a technical solution:

[0023] A connector for large-diameter steel pipes includes a first arc seat 1, a second arc seat 2, a third arc seat 3, a fourth arc seat 4, a fifth arc seat 5, a sixth arc seat 6, a seventh arc seat 7, and an eighth arc seat 8.

[0024] Among them, the first arc seat 1, the second arc seat 2, the third arc seat 3, and the fourth arc seat 4 cooperate with each other to form a first steel pipe connector, and the fifth arc seat 5, the sixth arc seat 6, the seventh arc seat 7, and the eighth arc seat 8 cooperate with each other to form a second steel pipe connector; the top of the first arc seat 1 is attached to the second arc seat 2, the third arc seat 3 is welded to the top of the second arc seat 2, and the top of the third arc seat 3 is attached to the fourth arc seat 4; the top of the fifth arc seat 5 is attached to the sixth arc seat 6, and the seventh arc seat 7 is welded to the top of the sixth arc seat 6.

[0025] A splicing structure is provided inside the first steel pipe connection and the second steel pipe connector. The splicing structure includes a first card rod 14, a connection plate 15, a connection groove 16, a fixed seat 17, and a second card rod 18. One end of the first card rod 14 is fixedly connected to the connection plate 15, and a fixed seat 17 is provided at one end of the connection plate 15. A connection groove 16 is opened on one side of the fixed seat 17 close to the connection plate 15, the connection plate 15 is clamped inside the connection groove 16, the other side of the fixed seat 17 is fixedly connected to the second card rod 18, and one end of the second card rod 18 contacts the seventh arc seat 7.

[0026] This utility model facilitates improving the stability of the connection and fixation of large-diameter pipes during connection by setting two sets of steel pipe connectors to be used in combination. Moreover, by setting components such as the first clamping rod 14, connecting plate 15, connecting groove 16, fixed seat 17, and second clamping rod 18 in cooperation, the disassembly, separation, and assembly of the two sets of connectors are facilitated.

[0027] When it is necessary to disassemble and separate the two sets of steel pipe connectors, the first clamping rod 14 on the first steel pipe connector is taken by hand, so that the connecting plate 15 thereon is moved outwards from the corresponding connecting groove 16 opened inside the fixed seat 17, facilitating the separation of the two sets of steel pipe connectors. Conversely, by operating in the reverse way, they can be quickly spliced and installed.

[0028] On both sides of the contact ends of the first arc-shaped seat 1 and the second arc-shaped seat 2, there are connecting plates 15, and threaded holes are provided on the surfaces of the connecting plates 15. Screws are threadedly connected inside the threaded holes. On the front and back of the contact ends of the third arc-shaped seat 3 and the fourth arc-shaped seat 4, there are connecting plates 15, and threaded holes are provided on the surfaces of the connecting plates 15. Screws are threadedly connected inside the threaded holes. On both sides of the contact ends of the fifth arc-shaped seat 5 and the sixth arc-shaped seat 6, there are connecting plates 15 installed. Threaded holes are provided on the surfaces of the connecting plates 15, and screws are threadedly connected inside the threaded holes. On the front and back of the contact ends of the seventh arc-shaped seat 7 and the eighth arc-shaped seat 8, there are connecting plates 15, and threaded holes are provided on the surfaces of the connecting plates 15. Screws are threadedly connected inside the threaded holes.

[0029] By setting components such as the above-mentioned connecting plate 15, threaded hole, and screw, it is convenient to thread-fix the arc-shaped seats with the screws, so as to connect and fix the large-diameter steel pipes.

[0030] A first arc-shaped protective pad 9 is sleeved inside the first arc-shaped seat 1 and the second arc-shaped seat 2. A second arc-shaped protective sleeve is sleeved inside the third arc-shaped seat 3 and the fourth arc-shaped seat 4. A third arc-shaped protective pad 11 is sleeved inside the fifth arc-shaped seat 5 and the sixth arc-shaped seat 6. A fourth arc-shaped protective pad 12 is sleeved inside the seventh arc-shaped seat 7 and the eighth arc-shaped seat 8.

[0031] By setting components such as the first arc-shaped protective pad 9, second arc-shaped protective pad 10, third arc-shaped protective pad 11, and fourth arc-shaped protective pad 12, it is convenient to protect the surface of the steel pipe when the two sets of steel pipe connectors connect and fix the large-diameter steel pipe. Moreover, it is also convenient to disassemble, replace, and install the above-mentioned protective pads.

[0032] At both ends inside the third arc-shaped seat 3, there are first clamping grooves 13, and a first clamping rod 14 is clamped inside the first clamping grooves 13. At both ends inside the seventh arc-shaped seat 7, there are second clamping grooves 19, and a second clamping rod 18 is clamped inside the second clamping grooves 19.

[0033] By providing the first card slot 13, it is convenient to disassemble, replace and install the first card rod 14. By providing the second card slot 19, it is convenient to disassemble, replace and install the second card rod 18.

[0034] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A connector for a large-diameter steel pipe, comprising a first arc seat (1), a second arc seat (2), a third arc seat (3), a fourth arc seat (4), a fifth arc seat (5), a sixth arc seat (6), a seventh arc seat (7) and an eighth arc seat (8), characterized in that: in, The first arc seat (1), the second arc seat (2), the third arc seat (3) and the fourth arc seat (4) cooperate with each other to form a first steel pipe connecting member, and the fifth arc seat (5), the sixth arc seat (6), the seventh arc seat (7) and the eighth arc seat (8) cooperate with each other to form a second steel pipe connecting member; The top of the first arc seat (1) is bonded to the second arc seat (2), the top of the second arc seat (2) is welded to the third arc seat (3), and the top of the third arc seat (3) is bonded to the fourth arc seat (4); the top of the fifth arc seat (5) is bonded to the sixth arc seat (6), and the top of the sixth arc seat (6) is welded to the seventh arc seat (7); A splicing structure is provided on the inner sides of the first steel pipe connection and the second steel pipe connection.

2. A connector for a large-diameter steel pipe according to claim 1, characterized in that: The splicing structure comprises a first clamping rod (14), a connecting plate (15), a connecting groove (16), a fixing seat (17) and a second clamping rod (18), wherein one end of the first clamping rod (14) is fixedly connected to the connecting plate (15), and one end of the connecting plate (15) is provided with a fixing seat (17), a connecting groove (16) is provided on a side of the fixing seat (17) close to the connecting plate (15), the connecting plate (15) is clamped inside the connecting groove (16), and the other side of the fixing seat (17) is fixedly connected to the second clamping rod (18), and one end of the second clamping rod (18) contacts the seventh arc-shaped seat (7).

3. The connector for a large-diameter steel pipe according to claim 1, characterized in that: The first arc seat (1) and the second arc seat (2) are connected to connecting plates (15) on both sides of the contact end, and a threaded hole is provided on the surface of the connecting plate (15), and a screw rod is connected to the internal thread of the threaded hole; the front and back sides of the contact ends of the third arc seat (3) and the fourth arc seat (4) are connected to connecting plates (15), and a threaded hole is provided on the surface of the connecting plate (15), and a screw rod is connected to the internal thread of the threaded hole.

4. A connector for a large-diameter steel pipe according to claim 1, characterized in that: Connecting plates (15) are installed on both sides of the contact ends of the fifth arc seat (5) and the sixth arc seat (6), and threaded holes are provided on the surface of the connecting plates (15), and screw rods are connected to the internal threads of the threaded holes. Connecting plates (15) are connected to the front and back sides of the contact ends of the seventh arc seat (7) and the eighth arc seat (8), and threaded holes are provided on the surface of the connecting plates (15), and screw rods are connected to the internal threads of the threaded holes.

5. The connector for a large-diameter steel pipe according to claim 1, characterized in that: The first arc seat (1) and the second arc seat (2) are sleeved with a first arc protection pad (9) on their inner sides, the third arc seat (3) and the fourth arc seat (4) are sleeved with a second arc protection pad on their inner sides, the fifth arc seat (5) and the sixth arc seat (6) are sleeved with a third arc protection pad (11) on their inner sides; and the seventh arc seat (7) and the eighth arc seat (8) are sleeved with a fourth arc protection pad (12) on their inner sides.

6. The connector for a large-diameter steel pipe according to claim 1, characterized in that: The third arc-shaped seat (3) has first clamping grooves (13) at both ends of its inner side, and a first clamping rod (14) is clamped inside the first clamping groove (13). The seventh arc-shaped seat (7) has second clamping grooves (19) at both ends of its inner side, and a second clamping rod (18) is clamped inside the second clamping groove (19).

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