Connecting anti-seepage structure of spiral air pipe

Abstract

The utility model relates to the technical field of spiral air pipes, discloses a connection anti-seepage structure of a spiral air pipe, and solves the problem that the connection anti-seepage structure is insufficient in connection sealing performance. Through the spring, the arc-shaped block, the positioning sleeve and the threaded rod, the mounting ring is located at the joint of the spiral air pipe A and the spiral air pipe B, at the moment, the spring and the arc-shaped block can provide certain sealing performance, the water leakage problem is effectively prevented, and the safety and reliability of operation of a pipeline system are guaranteed; and then the fixing ring A and the fixing ring B can be quickly fixed together through the positioning sleeve and the threaded rod, so that the mounting ring is extruded more tightly, the sealing performance of connection can be enhanced, the mounting process is simpler, more convenient and faster, the complexity of manual operation is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spiral air ducts, in particular to a connection and anti-seepage structure of spiral air ducts. Background Art

[0002] Spiral duct is a kind of pipe used in ventilation and air conditioning systems. Its cross-section is spiral. This design can effectively reduce air resistance, improve air circulation efficiency, and is more flexible and convenient during installation and transportation.

[0003] Since spiral ducts are commonly used in HVAC systems of commercial buildings and industrial facilities, the existing connection structure is connected by bolts, and the connection method is relatively simple. Therefore, the connection is not firm enough and the sealing is insufficient, which will cause air to leak from the connection, resulting in energy waste and reduced system efficiency. Utility Model Content

[0004] The utility model aims to provide a spiral air duct connection anti-seepage structure, and adopts the device to work, thereby solving the problem of insufficient connection sealing of the existing connection anti-seepage structure.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spiral air duct connection anti-seepage structure, comprising a spiral air duct A and a spiral air duct B, the outer surface of the spiral air duct A is sleeved with a fixing ring A, the outer surface of the spiral air duct B is sleeved with a fixing ring B, a mounting ring is arranged between the fixing ring A and the fixing ring B, the outer surfaces of the fixing ring A and the fixing ring B are both provided with positioning sleeves, the internal threads of the positioning sleeves are connected with threaded rods, a spring is fixedly installed on the inner side of the mounting ring, an arc block is arranged at one end of the spring, and the inner side of the arc block contacts the outer surfaces of the spiral air duct A and the spiral air duct B.

[0006] Furthermore, the mounting ring includes an upper ring and a lower ring hinged to the bottom of the upper ring, a positioning pin is provided at the bottom of the upper ring, a matching groove is provided on the upper surface of the lower ring, and the positioning pin is engaged with the inside of the matching groove.

[0007] Furthermore, positioning blocks are provided on both sides of the mounting ring, and positioning grooves are provided on one side of the fixing ring A and the fixing ring B, and the positioning blocks are engaged and connected with the positioning grooves.

[0008] Furthermore, a magnetic block is provided on the inner wall of the positioning groove, and the positioning block is magnetically connected to the positioning groove.

[0009] Furthermore, sealing rubber rings are provided on both sides of the mounting ring, and sealing ring grooves are provided on one side of the fixing ring A and the fixing ring B, and the inner walls of the sealing ring grooves are embedded with the sealing rubber rings.

[0010] Furthermore, a waterproof coating is provided on one side of the arc-shaped block.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model proposes a connection and anti-seepage structure for a spiral air duct. The connection and anti-seepage structure in the prior art has insufficient connection sealing. The utility model uses a spring, an arc block, a positioning sleeve and a threaded rod to allow the installation ring to be located at the connection between the spiral air duct A and the spiral air duct B. At this time, the spring and the arc block can provide a certain degree of sealing, effectively preventing the occurrence of water leakage problems and ensuring the safety and reliability of the operation of the pipeline system. Then, the positioning sleeve and the threaded rod can quickly fix the fixing ring A and the fixing ring B together, thereby squeezing the installation ring more tightly, which not only can enhance the sealing of the connection, but also makes the installation process simpler and faster, reduces the complexity of manual operation, and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the connection between the spiral air duct A and the spiral air duct B of the utility model;

[0014] Figure 2 This is a schematic diagram of the splitting of the spiral air duct A and the spiral air duct B of the utility model;

[0015] Figure 3 This is a schematic diagram of the installation ring of the utility model in an open state;

[0016] Figure 4 This is a schematic diagram of the use status of the mounting ring of the utility model.

[0017] In the figure: 1. spiral duct A; 2. spiral duct B; 3. fixing ring A; 4. fixing ring B; 5. mounting ring; 51. spring; 52. arc block; 53. upper circular ring; 531. positioning pin; 54. lower circular ring; 541. matching groove; 6. positioning sleeve; 61. threaded rod; 7. positioning block; 71. positioning groove; 72. magnetic block; 8. sealing rubber ring; 81. sealing ring groove. DETAILED DESCRIPTION

[0018] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0019] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0020] Combination Figure 1 and Figure 2A spiral air duct connection anti-seepage structure comprises a spiral air duct A1 and a spiral air duct B2. The outer surface of the spiral air duct A1 is sleeved with a fixing ring A3, and the outer surface of the spiral air duct B2 is sleeved with a fixing ring B4. A mounting ring 5 is arranged between the fixing ring A3 and the fixing ring B4. The outer surfaces of the fixing ring A3 and the fixing ring B4 are both provided with a positioning sleeve 6. The inner thread of the positioning sleeve 6 is connected with a threaded rod 61. A spring 51 is fixedly installed on the inner side of the mounting ring 5. An arc block 52 is arranged at one end of the spring 51. The inner side of the arc block 52 contacts the outer surfaces of the spiral air duct A1 and the spiral air duct B2.

[0021] The utility model is further described below in conjunction with embodiments.

[0022] Embodiment 1:

[0023] See also Figure 1-Figure 4 The mounting ring 5 includes an upper ring 53 and a lower ring 54 hinged at the bottom of the upper ring 53. A positioning pin 531 is provided at the bottom of the upper ring 53, and a matching groove 541 is provided on the upper surface of the lower ring 54. The positioning pin 531 is engaged with the inside of the matching groove 541, which makes it easier to install the mounting ring 5 at the connection between the spiral air duct A1 and the spiral air duct B2, and they can be fixed by the positioning pin 531 and the matching groove 541.

[0024] Positioning blocks 7 are provided on both sides of the mounting ring 5 , and positioning grooves 71 are provided on one side of the fixing ring A3 and the fixing ring B4 . The positioning blocks 7 are engaged with the positioning grooves 71 to increase the stability of the fixing.

[0025] The inner wall of the positioning groove 71 is provided with a magnetic block 72 , and the positioning block 72 is magnetically connected to the positioning groove 71 , which is more convenient for positioning and can be fixed more firmly.

[0026] Sealing rubber rings 8 are provided on both sides of the mounting ring 5 , and sealing ring grooves 81 are provided on one side of the fixing ring A3 and the fixing ring B4 , and the inner wall of the sealing ring groove 81 is engaged with the sealing rubber ring 8 to improve the sealing performance.

[0027] One side of the arc block 52 is provided with a waterproof coating. Due to different installation environments and temperature changes, condensation water or external moisture may penetrate into the interior of the pipeline. Therefore, the waterproof coating is provided to avoid abnormal operation of the pipeline.

[0028] Specifically, the fixing ring A3 and the spiral air duct A1, as well as the fixing ring B4 and the spiral air duct B2 are all fixedly connected. After the spiral air duct A1 and the spiral air duct B2 are aligned, the gap between the fixing ring A3 and the fixing ring B4 can accommodate the mounting ring 5. Since the mounting ring 5 includes an upper ring 53 and a lower ring 54 hinged at the bottom of the upper ring 53, a positioning pin 531 is provided at the bottom of the upper ring 53, and a matching groove 541 is provided on the upper surface of the lower ring 54. The positioning pin 531 and the matching groove The inner part of the mounting ring 5 is connected with the inner part of the mounting ring 541, so it is easier to install the mounting ring 5 at the connection between the spiral air duct A1 and the spiral air duct B2, and they can be fixed by the positioning pin 531 and the matching groove 541. In addition, because the inner side of the mounting ring 5 is fixedly installed with the spring 51, one end of the spring 51 is provided with an arc block 52, so the inner side of the arc block 52 is closely attached to the connection between the spiral air duct A1 and the spiral air duct B2, and the inner side of the arc block 52 is provided with a waterproof coating, at this time, the spring 51 and the arc block 52 It can not only increase the stability of the connection, but also provide a certain degree of sealing, effectively prevent the occurrence of water leakage problems, and ensure the safety and reliability of the operation of the pipeline system. Because positioning blocks 7 are provided on both sides of the mounting ring 5, positioning grooves 71 are provided on one side of the fixing ring A3 and the fixing ring B4, the positioning blocks 7 are embedded in the positioning grooves 71, and the inner wall of the positioning groove 71 is also provided with a magnetic block 72, and the positioning block 7 is magnetically connected to the positioning groove 71, so that it is convenient to fix the three together. Because sealing rubber rings 8 are provided on both sides of the mounting ring 5, sealing ring grooves 81 are provided on one side of the fixing ring A3 and the fixing ring B4, and the inner wall of the sealing ring groove 81 is embedded with the sealing rubber ring 8, the sealing is increased, and then the fixing ring A3 and the fixing ring B4 can be quickly fixed together through the positioning sleeve 6 and the threaded rod 61, so that the mounting ring 5 can be squeezed more tightly, which can not only enhance the sealing of the connection, but also make the installation process simpler and faster, reduce the complexity of manual operation, and improve work efficiency.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] 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 spiral air duct connection anti-seepage structure, comprising a spiral air duct A (1) and a spiral air duct B (2), characterized in that: The outer surface of the spiral air duct A (1) is sleeved with a fixing ring A (3), the outer surface of the spiral air duct B (2) is sleeved with a fixing ring B (4), a mounting ring (5) is arranged between the fixing ring A (3) and the fixing ring B (4), the outer surfaces of the fixing ring A (3) and the fixing ring B (4) are both provided with positioning sleeves (6), the inner threads of the positioning sleeves (6) are connected with threaded rods (61), a spring (51) is fixedly installed on the inner side of the mounting ring (5), one end of the spring (51) is provided with an arc block (52), the inner side of the arc block (52) is in contact with the outer surfaces of the spiral air duct A (1) and the spiral air duct B (2).

2. The spiral air duct connection anti-seepage structure according to claim 1, characterized in that: The mounting ring (5) comprises an upper circular ring (53) and a lower circular ring (54) hinged to the bottom of the upper circular ring (53); a positioning pin (531) is provided at the bottom of the upper circular ring (53); a matching groove (541) is provided on the upper surface of the lower circular ring (54); and the positioning pin (531) is engaged with the inside of the matching groove (541).

3. The spiral air duct connection anti-seepage structure according to claim 2, characterized in that: Positioning blocks (7) are provided on both sides of the mounting ring (5), and positioning grooves (71) are provided on one side of the fixing ring A (3) and the fixing ring B (4), and the positioning blocks (7) are engaged and connected with the positioning grooves (71).

4. The spiral air duct connection anti-seepage structure according to claim 3, characterized in that: The inner wall of the positioning groove (71) is provided with a magnetic block (72), and the positioning block (7) is magnetically connected to the positioning groove (71).

5. The spiral air duct connection anti-seepage structure according to claim 1, characterized in that: Sealing rubber rings (8) are provided on both sides of the mounting ring (5), and sealing ring grooves (81) are provided on one side of the fixing ring A (3) and the fixing ring B (4), and the inner wall of the sealing ring groove (81) is engaged with the sealing rubber ring (8).

6. The spiral air duct connection anti-seepage structure according to claim 1, characterized in that: One side of the arc-shaped block (52) is provided with a waterproof coating.

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