Quick connecting device for building ventilation pipeline

Abstract

The utility model discloses a quick connecting device for building ventilating ducts, which relates to the technical field of ventilating ducts, and comprises a pipe body, one end of the pipe body is fixedly connected with an inserting block, the inserting block is provided with a fixing hole, one end of the pipe body far away from the inserting block is provided with an inserting groove, and the inserting groove is provided with a fixing hole. The inserting block is slidably connected to the surface of the inner wall of the inserting groove, a sealing groove is formed in the position, close to the inserting groove, of the pipe body, a rubber sealing strip is arranged at the position, close to the inserting block, of the pipe body, and the rubber sealing strip is matched with the sealing groove. According to the quick connecting device for the building ventilation pipeline, when the inserting blocks are inserted into the inserting grooves, the fixing grooves enter the sealing grooves to seal the two pipe bodies, so that all the parts can fix the pipe bodies in a simple and efficient connecting mode, and only the pipe bodies need to be spliced during construction; and gas in the pipe body is exhausted through the ventilation opening, so that the installation time of the ventilation pipeline system can be greatly shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ventilation pipeline technical field, especially a kind of building ventilation pipeline quick connecting device. BACKGROUND

[0002] Ventilation pipeline is the metal or non-metal pipeline used in the ventilation and air conditioning engineering of industrial and civil buildings, is a kind of municipal infrastructure to make air circulation and reduce harmful gas concentration. The plate, profile and other main finished materials used in the manufacture and installation of air duct shall comply with the provisions of the design and relevant national current standards, and application of factory inspection qualification certificate, material shall be accepted according to the relevant national current standards when entering the field.

[0003] In the existing building ventilation pipeline installation, usually welding connection is adopted, which needs professional welding equipment and skilled technical workers, and the welding process is not only slow, but also each weld needs to be carefully checked for quality to ensure that there is no welding defect, such as blowhole, crack and the like, and then in large building ventilation system, a large number of pipeline welding work will make construction cycle greatly extended, and then the present application provides a kind of building ventilation pipeline quick connecting device for solving the above problems. UTILITY MODEL CONTENT

[0004] The utility model is to solve at least one of the technical problems existing in the prior art, provide a kind of building ventilation pipeline quick connecting device, can solve the problem of background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of building ventilation pipeline quick connecting device, including pipe body, the one end of pipe body is fixedly connected with plug-in block, fixed hole is set up on plug-in block, the one end of pipe body away from plug-in block is set up with plug-in slot, plug-in block is slidably connected on the inner wall surface of plug-in slot, pipe body is set up with sealing groove in the position close to plug-in slot, pipe body is close to the position of plug-in block and is provided with rubber sealing strip, rubber sealing strip and sealing groove are in accord with, the one end of pipe body close to plug-in slot is fixedly connected with fixed frame.

[0006] Preferably, the top of the fixed frame is fixedly connected with a fixed rod, and the bottom of the pipe body is fixedly connected with a ventilation port.

[0007] Preferably, the inside of the plug-in slot is provided with a fixed groove, the fixed groove is a convex letter-shaped groove, and the fixed hole is in accord with the fixed groove.

[0008] Preferably, the surface of the fixed frame is slidably connected with a sliding column, and the sliding column is a hollow shape of the Chinese character "ding".

[0009] Preferably, the top of the sliding column is fixedly connected with a spring, and the end of the spring away from the sliding column is fixedly connected to the surface of the fixed frame.

[0010] Preferably, the surface of the sliding column is provided with a limiting groove, and a limiting block is arranged at the position close to the limiting groove, and the limiting block is slidingly connected to the inner wall surface of the limiting groove.

[0011] Preferably, the bottom of the sliding column is rotationally connected with a torsion column, one end of the torsion column away from the sliding column is fixedly connected with a blocking claw, and a torsion spring is movably arranged on the surface of the torsion column, and two ends of the torsion spring are fixedly connected to the sliding column and the blocking claw respectively.

[0012] Preferably, the inside of the sliding column is rotationally connected with a rotating column, the top of the rotating column is fixedly connected with a rotating handle, and one end of the rotating column away from the rotating handle is fixedly connected with an extrusion block through the surface of the sliding column.

[0013] Compared with the prior art, the building ventilation pipeline quick connecting device has the following beneficial effects:

[0014] (1) The building ventilation pipeline quick connecting device, when the insertion block is inserted into the inside of the insertion slot, the fixed slot enters the inside of the sealing slot to seal the two pipe bodies, so that each component can be fixed to the pipe body in a simple and efficient connection mode. During construction, the pipe bodies only need to be spliced, and then the gas in the inside of the pipe bodies is discharged through the ventilation opening, so that the installation time of the ventilation pipeline system can be greatly shortened.

[0015] (2) The building ventilation pipeline quick connecting device, when the blocking claw rotates, a torsion force is generated on the torsion spring to make it contract, after the blocking claw rotates, the rotating handle is loosened, and then the spring is reset to drive the sliding column to rise, so that the fixed slot can block the expanded blocking claw, and then the two pipe bodies can be fixed again. When the air volume in the inside of the pipe body is too large, the pipe body can be prevented from being separated from the inside of the fixed frame, the ventilation pipeline which is convenient to install can reduce the interference to other types of workers during construction, and the occurrence of construction confusion and delay can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be further explained in connection with the drawings and embodiments:

[0017] Figure 1 It is a structural schematic view of the building ventilation pipeline quick connecting device of the utility model;

[0018] Figure 2 It is a partial sectional view of the building ventilation pipeline quick connecting device of the utility model;

[0019] Figure 3 It is a sliding column structure sectional view of the utility model;

[0020] Figure 4 It is a pipe body structure schematic view of the utility model;

[0021] Figure 5 The utility model discloses Figure 1 The enlarged view of middle A;

[0022] Figure 6 The utility model discloses Figure 2 The enlarged view of middle B.

[0023] The utility model discloses a pipe body, the pipe body one end fixedly connected with the plug -in block, is equipped with the fixed hole on the plug -in block, is equipped with the plug -in slot on the pipe body far away from the plug -in block one end, the plug -in block sliding connection is in the inner wall surface of plug -in slot, is equipped with the sealing groove on the pipe body in the position close to plug -in slot, is equipped with the rubber sealing strip on the pipe body close to the plug -in block position, the rubber sealing strip with sealing groove is in accord with, is equipped with the fixed stand on the pipe body close to the plug -in slot one end, is equipped with the fixed rod on the top fixed stand, is equipped with the ventilation opening on the pipe body bottom. Specific embodiments

[0024] This part will describe the specific embodiments of the utility model in detail, the preferred embodiment of the utility model is shown in the drawing, the role of the drawing is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it can not be understood as the limitation of the protection scope of the utility model.

[0025] Please refer to Figures 1-6 The utility model provides a kind of technical scheme: a kind of building ventilation pipeline quick connecting device, including pipe body 1, pipe body 1 one end fixedly connected with plug -in block 3, is equipped with fixed hole 4 on plug -in block 3, pipe body 1 far away from the plug -in block one end is equipped with plug -in slot 2, plug -in block 3 sliding connection is in the inner wall surface of plug -in slot 2, pipe body 1 is equipped with sealing groove 6 in the position close to plug -in slot 2, pipe body 1 close to plug -in block 3 position is provided with rubber sealing strip 5, rubber sealing strip 5 with sealing groove 6 is in accord with, pipe body 1 close to plug -in slot 2 one end fixedly connected with fixed stand 9, the top of fixed stand 9 is fixedly connected with fixed rod 10, the bottom of pipe body 1 is fixedly connected with ventilation opening 8.

[0026] When needing to install building ventilation pipeline, fixed rod 10 is fixed on the top of building, so that fixed stand 9 can be fixed, plug -in block 3 is inserted into the inside of plug -in slot 2 at this time, so that pipe body 1 can be stabilized, fixed slot 7 enters the inside of sealing groove 6 to seal two pipe bodies 1 when plug -in block 3 is inserted into the inside of plug -in slot 2, so that each component can be fixed to pipe body 1 in simple and efficient connection mode, only needs to splice pipe body 1 during construction, then the gas in the inside of pipe body 1 is discharged through ventilation opening 8, can greatly shorten the installation time of ventilation pipeline system.

[0027] The inside of the plug-in groove 2 is provided with a fixing groove 7, the fixing groove 7 is a convex-shaped groove, the fixing hole 4 is matched with the fixing groove 7, the surface of the fixing frame 9 is slidably connected with a sliding column 11, the sliding column 11 is a T-shaped hollow, the top of the sliding column 11 is fixedly connected with a spring 12, the end of the spring 12 away from the sliding column 11 is fixedly connected on the surface of the fixing frame 9, the surface of the sliding column 11 is provided with a limiting groove 13, the position of the fixing frame 9 close to the limiting groove 13 is provided with a limiting block 16, the limiting block 16 is slidably connected on the inner wall surface of the limiting groove 13, the bottom of the sliding column 11 is rotatably connected with a torsion column 20, the end of the torsion column 20 away from the sliding column 11 is fixedly connected with a blocking claw 18, the surface of the torsion column 20 movably sheaths a torsion spring 19, the two ends of the torsion spring 19 are fixedly connected on the sliding column 11 and the blocking claw 18 respectively, the inside of the sliding column 11 is rotatably connected with a rotating column 14, the top of the rotating column 14 is fixedly connected with a rotating handle 15, the end of the rotating column 14 away from the rotating handle 15 penetrates through the surface of the sliding column 11 and is fixedly connected with a extrusion block 17, the surface of one side of the extrusion block 17 is arc-shaped, the arc-shaped surface of the extrusion block 17 extrusion-connects the surface of the blocking claw 18.

[0028] After the fixing frame 9 fixes the pipe body 1, the rotating handle 15 is pressed to drive the rotating column 14 to descend, when the rotating column 14 descends, the sliding column 11 is driven to descend along the fixing frame 9, the spring 12 is extruded by the sliding column 11 to deform and contract, when the sliding column 11 descends, the limiting block 16 limits the limiting groove 13 to prevent the sliding column 11 from rotating when descending, the sliding column 11 descends through the fixing hole 4 and enters the inside of the fixing groove 7, which can fix the connection between the plug-in groove 2 and the plug-in block 3, at this time, the rotating handle 15 is rotated to drive the rotating column 14 to rotate in the inside of the sliding column 11, thus the rotating column 14 drives the extrusion block 17 to rotate when rotating, the extrusion block 17 extrudes the blocking claw 18 when rotating, which can drive the blocking claw 18 to move, the blocking claw 18 drives the torsion column 20 to rotate when moving, thus the blocking claw 18 generates a torsion force on the torsion spring 19 when rotating to make it contract, the spring 12 is reset to drive the sliding column 11 to rise after the blocking claw 18 rotates and the rotating handle 15 is loosened, which can make the fixing groove 7 block the expanded blocking claw 18, thus the two pipe bodies 1 can be fixed again to prevent the pipe body 1 from separating from the inside of the fixing frame 9 when the air volume in the pipe body 1 is too large, the installation of the ventilation pipe can reduce the interference to other workers in the construction process, reduce the construction confusion and delay.

[0029] Working principle:

[0030] When the building ventilation pipe needs to be installed, the fixing rod 10 is fixed on the top of the building, the fixing frame 9 is fixed, the plug-in block 3 is inserted into the plug-in slot 2, and the pipe body 1 is fixed, the fixing slot 7 enters the sealing slot 6 to seal the two pipe bodies 1 when the plug-in block 3 is inserted into the plug-in slot 2, so that each component can be simply and efficiently connected to fix the pipe body 1, and the pipe body 1 is only spliced during construction, and the gas in the pipe body 1 is discharged through the ventilation port 8.

[0031] After the fixing frame 9 fixes the pipe body 1, the rotating handle 15 is pressed to drive the rotating column 14 to descend, the sliding column 11 is driven to descend along the fixing frame 9 when the rotating column 14 descends, the spring 12 is deformed to contract under the extrusion of the sliding column 11, the limiting block 16 limits the limiting slot 13 when the sliding column 11 descends, preventing the sliding column 11 from rotating when descending, the sliding column 11 descends through the fixing hole 4 and enters the inside of the fixing slot 7, and the connection between the plug-in slot 2 and the plug-in block 3 is fixed, the rotating handle 15 is rotated to drive the rotating column 14 to rotate in the sliding column 11, so that the rotating column 14 drives the extrusion block 17 to rotate when rotating, the blocking claw 18 is extruded when the extrusion block 17 rotates, and the blocking claw 18 is pushed, the torsion column 20 is rotated when the blocking claw 18 moves, so that the torsion spring 19 is twisted to contract when the blocking claw 18 rotates, the rotating handle 15 is loosened after the blocking claw 18 rotates, and the spring 12 is reset to drive the sliding column 11 to rise, so that the fixing slot 7 blocks the expanded blocking claw 18, and the two pipe bodies 1 are fixed again, preventing the pipe body 1 from separating from the inside of the fixing frame 9 when the air volume in the pipe body 1 is too large.

[0032] The embodiments of the utility model are described in detail above combined with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A quick coupling device for building ventilation ducts comprising a tubular body (1), characterized in that: One end of the pipe body (1) is fixedly connected with a plug-in block (3), the plug-in block (3) is provided with a fixed hole (4), one end of the pipe body (1) away from the plug-in block (3) is provided with a plug-in slot (2), the plug-in block (3) is slidingly connected to the inner wall surface of the plug-in slot (2), the pipe body (1) is provided with a sealing groove (6) at the position close to the plug-in slot (2), the pipe body (1) is provided with a rubber sealing strip (5) at the position close to the plug-in block (3), the rubber sealing strip (5) is matched with the sealing groove (6), and the pipe body (1) is fixedly connected with a fixed frame (9) at the end close to the plug-in slot (2).

2. A quick connect device for a building vent duct according to claim 1, wherein: The top of the fixed frame (9) is fixedly connected with a fixed rod (10), and the bottom of the pipe body (1) is fixedly connected with a ventilation opening (8).

3. A quick connect device for a building vent duct according to claim 2, wherein: The inside of the plug-in slot (2) is provided with a fixed groove (7), the fixed groove (7) is a convex letter-shaped groove, and the fixed hole (4) is matched with the fixed groove (7).

4. A quick connect device for a building vent duct according to claim 3, wherein: The surface of the fixed frame (9) is slidingly connected with a sliding column (11), and the sliding column (11) is a T-shaped hollow.

5. A quick connect device for an air duct for a building according to claim 4, characterized in that: The top of the sliding column (11) is fixedly connected with a spring (12), and one end of the spring (12) away from the sliding column (11) is fixedly connected to the surface of the fixed frame (9).

6. A quick connect device for an air duct for a building according to claim 5, characterized in that: The surface of the sliding column (11) is provided with a limiting groove (13), and the fixed frame (9) is provided with a limiting block (16) at the position close to the limiting groove (13), and the limiting block (16) is slidingly connected to the inner wall surface of the limiting groove (13).

7. A quick connect device for an air duct for a building according to claim 6, characterized in that: The bottom of the sliding column (11) is rotatably connected with a torsion column (20), one end of the torsion column (20) away from the sliding column (11) is fixedly connected with a blocking claw (18), a torsion spring (19) is movably sleeved on the surface of the torsion column (20), and the two ends of the torsion spring (19) are fixedly connected to the sliding column (11) and the blocking claw (18) respectively.

8. A quick connect device for an air duct for a building according to claim 7, characterized in that: The inside of the sliding column (11) is rotatably connected with a rotating column (14), the top of the rotating column (14) is fixedly connected with a rotating handle (15), and one end of the rotating column (14) away from the rotating handle (15) penetrates through the surface of the sliding column (11) and is fixedly connected with a pressing block (17).

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