Combined dust removal pipeline with bayonet positioning function

Abstract

The utility model provides a combined dust removal pipeline with bayonet positioning, which relates to the technical field of dust removal pipelines and comprises a first pipeline and a second pipeline, a first connecting piece is connected onto the first pipeline, a second connecting piece is connected onto the second pipeline, and a limiting piece is arranged on the outer side of the first connecting piece. The first connecting piece is rotationally connected with a fastening rotating cylinder through a limiting piece, a connecting inner thread is formed in the inner side of the fastening rotating cylinder, a connecting outer thread matched with the connecting inner thread is formed in the outer side of one end of the second connecting piece, a first spring is installed on the inner side of the first pipeline, and the first pipeline is connected with a first top plate through the first spring. The connecting external thread on the second connecting piece is connected with the connecting internal thread on the fastening rotary drum, the fastening rotary drum is rotated step by step, the two ends of the abutting piece in the connecting piece abut against the first top plate and the second top plate respectively, in this way, the connecting position can be limited through the fastening rotary drum, the connecting position cannot deform, and the connecting effect is good. And the overall practicability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of dust removal pipes, and more specifically, particularly relates to a combined dust removal pipe with bayonet positioning. Background Art

[0002] The dust removal pipeline is combined with pipeline engineering technology, which can not only effectively avoid pollution emissions, but also further reduce investment and greatly improve social benefits. It can effectively control various pollution sources and play a positive role in improving and protecting the environment. The environmental dust removal pipeline also has good wear resistance, can effectively resist the effects of various factors, corrosion resistance, low temperature resistance, and fouling resistance, making the environmental dust removal pipeline economical and practical. At the same time, it can effectively prevent the leakage of pollution sources and bring more safety to human health.

[0003] Based on the above, the inventors have discovered the following problems: dust removal ducts are needed inside the factory to ensure the environment inside the factory. When installing the dust removal ducts, multiple ducts are generally spliced ​​and fixed with bolts. This type of connection and fixing method is prone to deformation and gaps at the connection during actual use due to reasons such as the weight of the duct, thereby reducing the overall dust removal effect.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a combined dust removal duct with bayonet positioning is provided, in order to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a combined dust removal duct with bayonet positioning to solve the existing problem that deformation and gaps are easily generated at the connection.

[0006] The purpose and effect of the combined dust removal duct with bayonet positioning of the utility model are achieved by the following specific technical means:

[0007] A combined dust removal duct with bayonet positioning comprises a first duct and a second duct, wherein the first duct is connected to a first connecting piece, the second duct is connected to a second connecting piece, a limiting piece is arranged on the outer side of the first connecting piece, the first connecting piece is rotatably connected to a fastening drum through the limiting piece, an inner side of the fastening drum is provided with a connecting internal thread, an outer side of one end of the second connecting piece is provided with a connecting external thread matched with the connecting internal thread, a first spring is installed on the inner side of the first duct, the first duct is connected to a first top plate through the first spring, a second spring is installed on the inner side of the second duct, and the second duct is connected to the second top plate through the second spring.

[0008] Furthermore, the first top plate and the second top plate are arranged opposite to each other, and sealing members are installed on opposite sides of the first top plate and the second top plate.

[0009] Furthermore, the first top plate abuts against the inner wall of the first connecting member through a sealing member, and the second top plate abuts against the inner wall of the second connecting member through a sealing member.

[0010] Furthermore, an abutment member is installed at the connection between the first connecting member and the second connecting member, a separation ring is installed in the middle of the abutment member, through grooves are opened at both ends of the abutment member, and the two ends of the abutment member can abut against the first top plate and the second top plate respectively.

[0011] Furthermore, a first external thread is formed on the outer side of one end of the first pipe, a first internal thread is formed on the inner side of one end of the first connecting piece, and the first pipe and the first connecting piece are connected via the first external thread and the first internal thread.

[0012] Furthermore, a second external thread is formed on the outer side of one end of the second pipe, a second internal thread is formed on the inner side of one end of the second connecting piece, and the second pipe and the second connecting piece are connected via the second external thread and the second internal thread.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, the abutment is placed on the inner side of the second connecting member, and then the second connecting member and the fastening drum are moved gradually closer. At this time, the fastening drum is rotated to connect the connecting external thread on the second connecting member and the connecting internal thread on the fastening drum. By gradually rotating the fastening drum, the two ends of the abutment located inside the connecting member are respectively abutted against the first top plate and the second top plate. In this way, the connection can be restricted by the fastening drum, and the connection will not be deformed, thereby improving the overall practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall disassembly of a combined dust removal pipeline with bayonet positioning in the utility model.

[0016] Figure 2 The utility model is a schematic diagram of the overall connection section of a combined dust removal pipeline with bayonet positioning.

[0017] Figure 3 It is a partially disassembled schematic diagram of a first pipe and a first connecting piece of a combined dust removal pipe with bayonet positioning according to the utility model.

[0018] Figure 4 It is a schematic diagram of the partial disassembly of the second pipe and the second connecting piece of a combined dust removal pipe with bayonet positioning of the utility model.

[0019] Figure 5 It is a schematic diagram of an abutment piece of a combined dust removal duct with bayonet positioning according to the utility model.

[0020] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0021] 1. First pipeline; 2. First connecting piece; 3. Second pipeline; 4. Second connecting piece; 5. First external thread; 6. First internal thread; 7. Second external thread; 8. Second internal thread; 9. Limiting piece; 10. Connecting internal thread; 11. Connecting external thread; 12. First spring; 13. First top plate; 14. Second spring; 15. Second top plate; 16. Sealing piece; 17. Abutting piece; 18. Separating ring; 19. Through groove; 20. Fastening drum. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0023] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Example:

[0026] As attached Figure 1 To Attachment Figure 5 As shown:

[0027] The utility model provides a combined dust removal pipeline with bayonet positioning, comprising a first pipeline 1 and a second pipeline 3, the first pipeline 1 is connected with a first connecting piece 2, the second pipeline 3 is connected with a second connecting piece 4, a limiting piece 9 is arranged on the outer side of the first connecting piece 2, the first connecting piece 2 is rotatably connected with a fastening rotating drum 20 through the limiting piece 9, the inner side of the fastening rotating drum 20 is provided with a connecting internal thread 10, the outer side of one end of the second connecting piece 4 is provided with a connecting external thread 11 adapted to the connecting internal thread 10, the inner side of the first pipeline 1 A first spring 12 is installed, and the first pipe 1 is connected to the first top plate 13 through the first spring 12. A second spring 14 is installed on the inner side of the second pipe 3, and the second pipe 3 is connected to the second top plate 15 through the second spring 14. The second pipe 3 is connected to the second connecting member 4. After the two are connected, the abutment 17 is placed on the inner side of the second connecting member 4, and then the second connecting member 4 and the fastening drum 20 are moved gradually closer. At this time, the fastening drum 20 is rotated so that the connecting external thread 11 on the second connecting member 4 and the fastening drum 20 are connected. The connecting internal thread 10 is connected, and the rotating drum 20 is tightened by gradually rotating, so that the two ends of the abutment member 17 located inside the connecting member 4 abut against the first top plate 13 and the second top plate 15 respectively, and the first top plate 13 and the second top plate 15 are arranged opposite to each other. The first top plate 13 and the second top plate 15 are installed with sealing members 16 on the opposite sides. The first top plate 13 abuts against the inner wall of the first connecting member 2 through the sealing member 16, and the second top plate 15 abuts against the inner wall of the second connecting member 4 through the sealing member 16. One end of the abutment member 17 pushes the first top plate 13 The first spring 12 on the rear side of the first top plate 13 contracts. When the fastening drum 20 and the second connecting piece 4 are connected to half, the separating ring 18 and one end of the first connecting piece 2 fit together. At this time, the fastening rotation 20 continues to rotate, and the other end of the abutment 17 pushes the second top plate 15 to move. The second spring 14 behind the second top plate 15 contracts, thereby facilitating the dust removal wind force to enter the interior of the second pipe 3 from the first pipe 1. By keeping the connecting piece and the interior of the pipe sealed when not installed, more impurities can be prevented from entering the interior.

[0028] Among them, an abutment member 17 is installed at the connection between the first connecting member 2 and the second connecting member 4, a separation ring 18 is installed in the middle of the abutment member 17, and through grooves 19 are opened at both ends of the abutment member 17. The two ends of the abutment member 17 can abut against the first top plate 13 and the second top plate 15 respectively.

[0029] Among them, a first external thread 5 is opened on the outer side of one end of the first pipe 1, and a first internal thread 6 is opened on the inner end of the first connecting piece 2. The first pipe 1 and the first connecting piece 2 are connected through the first external thread 5 and the first internal thread 6.

[0030] Among them, a second external thread 7 is opened on the outer side of one end of the second pipe 3, and a second internal thread 8 is opened on the inner side of one end of the second connecting piece 4. The second pipe 3 and the second connecting piece 4 are connected through the second external thread 7 and the second internal thread 8.

[0031] The specific usage and function of this embodiment are as follows:

[0032] In the present invention, the first pipe 1 is first connected to the first connecting member 2, and the second pipe 3 is connected to the second connecting member 4. After the connection of the two is completed, the abutment 17 is placed on the inner side of the second connecting member 4, and then the second connecting member 4 and the fastening drum 20 are gradually moved closer. At this time, the fastening drum 20 is rotated to connect the connecting external thread 11 on the second connecting member 4 and the connecting internal thread 10 on the fastening drum 20. By gradually rotating the fastening drum 20, the two ends of the abutment 17 located inside the connecting member 4 are respectively abutted against the first top plate 13 and the second top plate 15. After continuous rotation, one end of the abutment 17 The first top plate 13 is pushed to move, and the first spring 12 on the rear side of the first top plate 13 contracts. When the fastening drum 20 and the second connecting member 4 are connected halfway, the separating ring 18 and one end of the first connecting member 2 fit together. At this time, the fastening rotation 20 continues to rotate, and the other end of the abutment 17 pushes the second top plate 15 to move. The second spring 14 behind the second top plate 15 contracts, and the wind force for dust removal can pass through the inner walls of the first top plate 13 and the first connecting member 2 into the through groove 19 at one end of the abutment 17, pass through the abutment 17, and be discharged from the through groove 19 at the other end to enter the interior of the second pipe 3.

[0033] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A combined dust removal duct with bayonet positioning, comprising a first duct (1) and a second duct (3), characterized in that: The first pipe (1) is connected to a first connecting piece (2), and the second pipe (3) is connected to a second connecting piece (4). A limiting piece (9) is arranged on the outer side of the first connecting piece (2). The first connecting piece (2) is rotatably connected to a fastening rotating drum (20) through the limiting piece (9). An internal connecting thread (10) is provided on the inner side of the fastening rotating drum (20). An external connecting thread (11) matching the internal connecting thread (10) is provided on the outer side of one end of the second connecting piece (4). A first spring (12) is installed on the inner side of the first pipe (1), and the first pipe (1) is connected to a first top plate (13) through the first spring (12). A second spring (14) is installed on the inner side of the second pipe (3), and the second pipe (3) is connected to a second top plate (15) through the second spring (14).

2. A combined dust removal duct with bayonet positioning as claimed in claim 1, characterized in that: The first top plate (13) and the second top plate (15) are arranged opposite to each other, and sealing members (16) are installed on opposite sides of the first top plate (13) and the second top plate (15).

3. A combined dust removal duct with bayonet positioning as claimed in claim 2, characterized in that: The first top plate (13) abuts against the inner wall of the first connecting member (2) through a sealing member (16), and the second top plate (15) abuts against the inner wall of the second connecting member (4) through a sealing member (16).

4. The combined dust removal duct with bayonet positioning as claimed in claim 1, characterized in that: A contact piece (17) is installed at the connection between the first connecting piece (2) and the second connecting piece (4), a separation ring (18) is installed in the middle of the contact piece (17), through grooves (19) are provided at both ends of the contact piece (17), and the two ends of the contact piece (17) can respectively contact the first top plate (13) and the second top plate (15).

5. The combined dust removal duct with bayonet positioning as claimed in claim 1, characterized in that: A first external thread (5) is provided on the outer side of one end of the first pipe (1), a first internal thread (6) is provided on the inner side of one end of the first connecting piece (2), and the first pipe (1) and the first connecting piece (2) are connected via the first external thread (5) and the first internal thread (6).

6. The combined dust removal duct with bayonet positioning as claimed in claim 1, characterized in that: A second external thread (7) is provided on the outer side of one end of the second pipe (3), a second internal thread (8) is provided on the inner side of one end of the second connecting piece (4), and the second pipe (3) and the second connecting piece (4) are connected via the second external thread (7) and the second internal thread (8).

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