Steel chimney shell ring connecting device

Abstract

The utility model discloses a steel chimney shell ring connecting device which comprises a main sleeve, the front end of the main sleeve is sleeved with a first installation sleeve, the rear end of the main sleeve is sleeved with a second installation sleeve, the side end of the first installation sleeve is fixedly connected with a first installation ring, and the first installation ring is fixedly connected with the main sleeve through a first bolt. The side end of the second mounting sleeve is fixedly connected with a second mounting ring which is fixedly connected with the main sleeve through a bolt. The main sleeve, the mounting sleeve, the pipe sleeve, the mounting ring and the bolt are combined to form a butt joint assembly structure, the structure is firm and stable, disassembly and assembly are convenient, and disassembly, maintenance and replacement of the chimney pipe are facilitated; and the pipe sleeves capable of being rapidly detached are installed, the pipe sleeves with different inner diameters can be replaced to adapt to the chimney pipes with different calibers, and the flexibility of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chimney tube assembly, in particular to a steel chimney tube section connecting device. Background Art

[0002] The installation structure of the existing steel chimney section connection device is complicated. When the chimney pipe is blocked or has other problems, it is not easy to replace the chimney pipe, which is not conducive to rapid inspection and maintenance. The device is not adaptable to chimney pipes of different diameters, and the device is not flexible enough. A Chinese patent discloses a "prefabricated steel chimney section connection device", whose application number is "CN201820517973.6", which includes an upper prefabricated steel chimney section, a lower prefabricated steel chimney section and a clamp. A lower prefabricated steel chimney section is provided below the upper prefabricated steel chimney section, and a clamp is provided at the outer end of the connection between the upper prefabricated steel chimney section and the lower prefabricated steel chimney section, a clamp is provided at the outer end of the clamp, a limit bracket is provided in the middle of the clamp, a buckle is provided in the center of the limit bracket, a clamp seat is provided on the inner side of the limit bracket, and an interface is provided on the outer side of the clamp. The utility model has a simple structure, is convenient and labor-saving in disassembly and assembly, has high connection reliability, good firmness, is not easy to loosen and deform, and is suitable for the connection of prefabricated steel chimney tube sections, or the structural improvement of similar connection devices. However, the assembly structure of the device is not conducive to disassembly and assembly, and is not conducive to the replacement and maintenance of chimney pipes; it has poor adaptability to chimney pipes of different diameters, and the flexibility of the device is insufficient. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a steel chimney section connection device, which forms a docking assembly structure through the combination of a main sleeve, an installation sleeve, a pipe sleeve, a mounting ring and bolts. The structure is firm and stable, and is convenient for disassembly and assembly, which is conducive to the disassembly, maintenance and replacement of the chimney pipe. A quickly detachable pipe sleeve is installed, and pipe sleeves of different inner diameters can be replaced to adapt to chimney pipes of different calibers, thereby improving the flexibility of the device.

[0004] The utility model also provides a steel chimney section connection device as mentioned above, comprising: a main sleeve, a first mounting sleeve is sleeved on the front end of the main sleeve, a second mounting sleeve is sleeved on the rear end of the main sleeve, a first mounting ring is fixedly connected to the side end of the first mounting sleeve, the first mounting ring is fixedly connected to the main sleeve by a first bolt, a second mounting ring is fixedly connected to the side end of the second mounting sleeve, and the second mounting ring is fixedly connected to the main sleeve by a bolt; a first pipe sleeve and a second pipe sleeve, the first pipe sleeve is sleeved on the first mounting sleeve, the second pipe sleeve is sleeved on the second mounting sleeve, a third mounting ring is fixedly connected to the side end of the first pipe sleeve, the third mounting ring is fixedly connected to the first mounting sleeve by a bolt, a fourth mounting ring is fixedly connected to the side end of the second pipe sleeve, and the fourth mounting ring is fixedly connected to the second mounting ring by a bolt.

[0005] According to the steel chimney tube section connection device described in the utility model, first threaded holes are arranged at the front and rear ends of the main sleeve to facilitate the installation of bolts.

[0006] According to the steel chimney tube section connection device of the utility model, a second threaded hole is arranged in the first mounting ring to facilitate the installation of bolts. The end of the first mounting ring close to the main sleeve abuts against the main sleeve, making the structure compact.

[0007] According to the steel chimney tube section connection device of the utility model, a third threaded hole is arranged in the second mounting ring to facilitate the installation of bolts. The end of the second mounting ring close to the main sleeve abuts against the main sleeve, making the structure compact.

[0008] According to the steel chimney tube section connection device described in the utility model, a fourth threaded hole is arranged in the third mounting ring to facilitate the installation of bolts. The end of the third mounting ring close to the first mounting sleeve abuts against the first mounting sleeve, making the structure compact.

[0009] According to the steel chimney tube section connection device of the utility model, a fifth threaded hole is arranged in the fourth mounting ring to facilitate the installation of bolts. One end of the fourth mounting ring close to the second mounting sleeve abuts against the second mounting sleeve, making the structure compact.

[0010] According to the steel chimney tube section connection device described in the utility model, the first pipe sleeve is threadedly connected to the first chimney pipe at one end away from the first installation sleeve, which facilitates the circulation of smoke. The second pipe sleeve is threadedly connected to the second chimney pipe at one end away from the second installation sleeve, which facilitates the circulation of smoke.

[0011] Beneficial Effects

[0012] 1. Compared with the prior art, the steel chimney tube section connection device forms a docking assembly structure through the combination of the main sleeve, the installation sleeve, the pipe sleeve, the installation ring and the bolts. The structure is firm and stable, and it is convenient to disassemble and assemble, which is conducive to the disassembly, maintenance and replacement of the chimney pipe;

[0013] 2. Compared with the prior art, the steel chimney tube section connection device is equipped with a quickly detachable pipe sleeve, and the pipe sleeves with different inner diameters can be replaced to adapt to chimney pipes of different diameters, thereby improving the flexibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a schematic diagram of the exploded structure of a steel chimney tube section connection device of the utility model;

[0016] Figure 2This is a structural schematic diagram of a steel chimney tube section connection device of the utility model;

[0017] Figure 3 It is a schematic diagram of the longitudinal section structure of a steel chimney tube section connection device of the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the transverse cross-sectional structure of a steel chimney tube section connecting device.

[0019] Legend:

[0020] 1. Main sleeve; 2. Second mounting ring; 3. Second mounting sleeve; 4. Fourth mounting ring; 5. Second pipe sleeve; 6. Second chimney pipe; 7. Fifth threaded hole; 8. Third threaded hole; 9. First threaded hole; 10. Second threaded hole; 11. Fourth threaded hole; 12. First chimney pipe; 13. First pipe sleeve; 14. Bolt; 15. Third mounting ring; 16. First mounting sleeve; 17. First mounting ring. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4 , the utility model embodiment is a steel chimney tube section connection device, which includes: a main sleeve 1, the front and rear ends of the main sleeve 1 are provided with first threaded holes 9, mounting bolts, the front end of the main sleeve 1 is sleeved with a first mounting sleeve 16, a mounting sleeve, the rear end of the main sleeve 1 is sleeved with a second mounting sleeve 3, the mounting sleeve, the side end of the first mounting sleeve 16 is fixedly connected with a first mounting ring 17 for docking and fixing, a second threaded hole 10 is provided in the first mounting ring 17, a mounting bolt, an end of the first mounting ring 17 close to the main sleeve 1 is abutted with the main sleeve 1 to form a compact structure, the first mounting ring 17 is fixedly connected to the main sleeve 1 through a first bolt 14 to form a firm structure, the side end of the second mounting sleeve 3 is fixedly connected with a second mounting ring 2 for docking and fixing, a third threaded hole 8 is provided in the second mounting ring 2, a mounting bolt, an end of the second mounting ring 2 close to the main sleeve 1 is abutted with the main sleeve 1 to form a compact structure, and the second mounting ring 2 is fixedly connected to the main sleeve 1 through a bolt 14 to form a firm structure;

[0023] The first pipe sleeve 13 and the second pipe sleeve 5, the first pipe sleeve 13 is sleeved with the first mounting sleeve 16 to form a compact structure, the second pipe sleeve 5 is sleeved with the second mounting sleeve 3 to form a compact structure, the end of the first pipe sleeve 13 away from the first mounting sleeve 16 is threadedly connected to the first chimney pipe 12 for conveying flue gas, the end of the second pipe sleeve 5 away from the second mounting sleeve 3 is threadedly connected to the second chimney pipe 6 for conveying flue gas, the side end of the first pipe sleeve 13 is fixedly connected to the third mounting ring 15 for docking and fixing, the third mounting ring 15 is provided with a fourth threaded hole 11 for mounting bolts, the third One end of the mounting ring 15 close to the first mounting sleeve 16 abuts against the first mounting sleeve 16 to form a compact structure. The third mounting ring 15 is fixedly connected to the first mounting sleeve 16 by a bolt 14 to form a firm structure. The side end of the second pipe sleeve 5 is fixedly connected to the fourth mounting ring 4 for docking and fixing. A fifth threaded hole 7 is provided in the fourth mounting ring 4 for mounting bolts. One end of the fourth mounting ring 4 close to the second mounting sleeve 3 abuts against the second mounting sleeve 3 to form a compact structure. The fourth mounting ring 4 is fixedly connected to the second mounting ring 2 by a bolt 14 to form a firm structure.

[0024] Working principle: The chimney pipe is butt-jointed and assembled using a steel chimney section connection device, a first mounting sleeve 16 and a second mounting sleeve 3 are respectively installed at both ends of the main sleeve 1, a first pipe sleeve 13 is installed at the end of the first mounting sleeve 16 away from the main sleeve 1, a second pipe sleeve 5 is installed at the end of the second mounting sleeve 3 away from the main sleeve, a first chimney pipe 12 is installed at the end of the first pipe sleeve 13 away from the first mounting sleeve 16, and a second chimney pipe 6 is installed at the end of the second pipe sleeve 5 away from the second mounting sleeve 3.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A steel chimney section connection device, characterized in that: include: A main sleeve (1), wherein the front end of the main sleeve (1) is sleeved with a first mounting sleeve (16), the rear end of the main sleeve (1) is sleeved with a second mounting sleeve (3), the side end of the first mounting sleeve (16) is fixedly connected with a first mounting ring (17), the first mounting ring (17) is fixedly connected to the main sleeve (1) via a first bolt (14), the side end of the second mounting sleeve (3) is fixedly connected with a second mounting ring (2), the second mounting ring (2) is fixedly connected to the main sleeve (1) via a bolt (14); A first pipe sleeve (13) and a second pipe sleeve (5), wherein the first pipe sleeve (13) is sleeved with a first mounting sleeve (16), and the second pipe sleeve (5) is sleeved with a second mounting sleeve (3); a third mounting ring (15) is fixedly connected to the side end of the first pipe sleeve (13), and the third mounting ring (15) is fixedly connected to the first mounting sleeve (16) via a bolt (14); a fourth mounting ring (4) is fixedly connected to the side end of the second pipe sleeve (5), and the fourth mounting ring (4) is fixedly connected to the second mounting ring (2) via a bolt (14).

2. A steel chimney section connection device according to claim 1, characterized in that: The main sleeve (1) is provided with first threaded holes (9) at both ends, front and rear.

3. A steel chimney section connection device according to claim 1, characterized in that: A second threaded hole (10) is provided in the first mounting ring (17), and one end of the first mounting ring (17) close to the main sleeve (1) is in contact with the main sleeve (1).

4. A steel chimney section connection device according to claim 1, characterized in that: A third threaded hole (8) is provided in the second mounting ring (2), and one end of the second mounting ring (2) close to the main sleeve (1) is in contact with the main sleeve (1).

5. A steel chimney section connection device according to claim 1, characterized in that: A fourth threaded hole (11) is provided in the third mounting ring (15), and one end of the third mounting ring (15) close to the first mounting sleeve (16) abuts against the first mounting sleeve (16).

6. A steel chimney section connection device according to claim 1, characterized in that: A fifth threaded hole (7) is provided in the fourth mounting ring (4), and one end of the fourth mounting ring (4) close to the second mounting sleeve (3) abuts against the second mounting sleeve (3).

7. A steel chimney section connection device according to claim 1, characterized in that: The end of the first pipe sleeve (13) away from the first installation sleeve (16) is threadedly connected to the first chimney pipe (12), and the end of the second pipe sleeve (5) away from the second installation sleeve (3) is threadedly connected to the second chimney pipe (6).

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