Purification ventilation pipe convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of purification ventilation pipes, in particular to a purification ventilation pipe convenient to disassemble and assemble, which comprises a pipeline, the front end face of the pipeline is fixedly connected with two support plates which are distributed up and down, and a screw rod is movably connected between the two support plates through a bearing. The outer wall of the lead screw is in threaded connection with a rectangular frame arranged on the outer wall of the pipeline in a sleeving mode, two limiting hooks distributed oppositely are fixedly connected into the rectangular frame, two limiting blocks distributed left and right are fixedly connected to the outer wall of the pipeline, the limiting blocks are located above the limiting hooks and located on the same vertical line, and the lead screw is driven by a motor to rotate. The screw rod drives the rectangular frame to move, so that the two limiting hooks can be driven to move, during installation, the limiting hooks are arranged on the outer walls of the limiting blocks matched with the limiting hooks in a sleeving mode, the two sections of pipelines are tightly fixed together through movement of the rectangular frame, and therefore the purposes that the multiple sections of ventilation pipelines can be rapidly installed and disassembled, the structure is simple, and use is convenient are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of purification ventilation pipes, in particular to a purification ventilation pipe which is easy to disassemble and assemble. Background Art

[0002] Purification ventilation ducts are metal or composite pipes used in purification ventilation and air-conditioning projects in industrial and civil buildings. They are a common municipal infrastructure designed to allow air to circulate inside buildings and reduce the concentration of harmful gases.

[0003] When installing existing purification ventilation ducts, multiple sections of ducts are usually fixed by rivets. The ventilation ducts need to be regularly cleaned of dust inside the ducts. When cleaning the dust, the ventilation ducts need to be disassembled. When disassembling, multiple rivets need to be removed first. This process is labor-intensive and time-consuming. Therefore, a purification ventilation duct that is easy to disassemble and assemble is proposed. Utility Model Content

[0004] The utility model aims to provide a purification ventilation pipe which is easy to assemble and disassemble, and has the characteristics of being able to quickly assemble and disassemble multiple sections of ventilation ducts, having a simple structure and being easy to use.

[0005] The utility model aims to provide a purification ventilation pipe which is easy to disassemble and assemble, comprising a pipe, the front end face of the pipe is fixedly connected with two support plates distributed up and down, a screw rod is movably connected between the two support plates through a bearing, the outer wall of the screw rod is threadedly connected with a rectangular frame sleeved on the outer wall of the pipe, the interior of the rectangular frame is fixedly connected with two relatively distributed limit hooks, the outer wall of the pipe is fixedly connected with two limit blocks distributed left and right, the limit blocks are located above the limit hooks and on the same vertical line.

[0006] In order to facilitate the driving of the screw rod to rotate, as a preferred purification ventilation duct that is easy to disassemble and assemble of the utility model, a motor is installed on the upper end surface of the upper end support plate, and the output end of the motor passes through the support plate and is fixedly connected to the screw rod.

[0007] In order to prevent the rectangular frame from axially rotating, as a preferred purification ventilation duct that is easy to disassemble and assemble of the utility model, a limiting rod located on the left side of the screw rod is fixedly connected between the two support plates, and the limiting rod is slidably connected to the rectangular frame.

[0008] In order to facilitate the splicing of multiple sections of pipes together, as a preferred purification ventilation pipe that is easy to disassemble and assemble of the utility model, a protrusion is fixedly connected to the upper end face of the pipe, and a groove matching the protrusion is opened on the lower end face of the pipe, and the protrusion is sleeved inside the groove.

[0009] In order to increase the sealing performance between pipes, as a preferred purification ventilation pipe that is easy to disassemble and assemble of the utility model, a sealing gasket is fixedly connected to the inside of the groove, and the sealing gasket abuts against the protrusion.

[0010] In order to prevent the limiting block from moving inside the limiting hook, as a preferred embodiment of the utility model of a purification ventilation duct that is easy to disassemble and assemble, the size of the limiting block matches the size of the limiting hook.

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

[0012] The utility model drives the screw rod to rotate by a motor, and the screw rod drives the rectangular frame to move, so that the two limit hooks can be driven to move. During installation, the limit hook is sleeved on the outer wall of the limit block matched therewith, and the two sections of the pipe are tightly fixed together through the movement of the rectangular frame, and the sealing performance of the connection between the aisle and the pipe is increased by the sealing gasket. During disassembly, the limit hook and the limit block can be separated through the movement of the rectangular frame, so that the purpose of quickly installing and disassembling multiple sections of ventilation ducts can be achieved, and the structure is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the overall structure diagram of the utility model;

[0014] Figure 2 It is a rectangular frame structure diagram of the utility model;

[0015] Figure 3 This is a structural diagram of the pipeline outer wall of the utility model.

[0016] In the figure: 1. pipeline; 2. rectangular frame; 3. motor; 4. screw rod; 5. limit rod; 6. support plate; 7. limit hook; 8. limit block; 9. protrusion; 10. groove. DETAILED DESCRIPTION

[0017] See also Figures 1 to 3 A purification ventilation pipe that is easy to disassemble and assemble comprises a pipe 1, the front end surface of the pipe 1 is fixedly connected with two support plates 6 distributed up and down, a screw rod 4 is movably connected between the two support plates 6 through a bearing, the outer wall of the screw rod 4 is threadedly connected with a rectangular frame 2 sleeved on the outer wall of the pipe 1, the interior of the rectangular frame 2 is fixedly connected with two relatively distributed limit hooks 7, the outer wall of the pipe 1 is fixedly connected with two limit blocks 8 distributed left and right, the limit blocks 8 are located above the limit hooks 7 and on the same vertical line.

[0018] In this embodiment: when multiple sections of ventilation ducts 1 need to be installed together, the motor 3 is started to drive the screw rod 4 to rotate. When the screw rod 4 rotates, it drives the rectangular frame 2 to move downward. When the rectangular frame 2 moves downward, it drives the two limit hooks 7 to move. By manually placing the two limit blocks 8 of another section of the pipe 1 inside the two limit hooks 7, the rectangular frame 2 is moved in the opposite direction, so that the two sections of the pipe 1 are tightly attached together, thereby completing the installation work;

[0019] During disassembly, the rectangular frame 2 is driven to move downward by rotating the screw rod 4, and then the lower pipe 1 is manually moved upward to disengage the two limit blocks 8 from the two limit hooks 7, thereby completing the disassembly work.

[0020] As a technical optimization solution of the utility model, a motor 3 is installed on the upper end surface of the upper support plate 6 , and the output end of the motor 3 passes through the support plate 6 and is fixedly connected to the screw rod 4 .

[0021] In this embodiment: the motor 3 is used to drive the screw rod 4 to rotate.

[0022] As a technical optimization solution of the utility model, a limiting rod 5 located on the left side of the screw rod 4 is fixedly connected between the two support plates 6, and the limiting rod 5 is slidably connected to the rectangular frame 2.

[0023] In this embodiment, the limiting rod 5 is slidably connected to the rectangular frame 2, thereby preventing the rectangular frame 2 from axially rotating.

[0024] As a technical optimization solution of the utility model, a protrusion 9 is fixedly connected to the upper end surface of the pipe 1 , and a groove 10 matching the protrusion 9 is formed on the lower end surface of the pipe 1 , and the protrusion 9 is sleeved inside the groove 10 .

[0025] In this embodiment, the two sections of pipes 1 can be conveniently spliced ​​together by sleeve-fitting the protrusion 9 into the inside of the groove 10 .

[0026] As a technical optimization solution of the present invention, a sealing gasket is fixedly connected inside the groove 10 , and the sealing gasket abuts against the protrusion 9 .

[0027] In this embodiment: the sealing gasket can increase the sealing performance between the two sections of the pipeline 1.

[0028] As a technical optimization solution of the present invention, the size of the limiting block 8 matches the size of the limiting hook 7 .

[0029] In this embodiment, by matching the size of the limiting block 8 with the size of the limiting hook 7 , the limiting block 8 can be prevented from shaking inside the limiting hook 7 .

[0030] Working principle: when multiple sections of ventilation ducts 1 need to be installed together, the motor 3 is started to drive the screw rod 4 to rotate, and the screw rod 4 rotates to drive the rectangular frame 2 to move downward. When the rectangular frame 2 moves downward, it drives the two limit hooks 7 to move. The two limit blocks 8 of another section of the duct 1 are manually placed inside the two limit hooks 7, and the rectangular frame 2 is moved in the opposite direction, so that the two sections of the duct 1 are tightly attached together, thereby completing the installation work;

[0031] During disassembly, the rectangular frame 2 is driven to move downward by rotating the screw rod 4, and then the lower pipe 1 is manually moved upward to disengage the two limit blocks 8 from the two limit hooks 7, thereby completing the disassembly work.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A purification ventilation pipe that is easy to disassemble and assemble, comprising a pipe (1), characterized in that: The front end surface of the pipeline (1) is fixedly connected to two support plates (6) distributed up and down, a screw rod (4) is movably connected between the two support plates (6) via a bearing, the outer wall of the screw rod (4) is threadedly connected to a rectangular frame (2) sleeved on the outer wall of the pipeline (1), the interior of the rectangular frame (2) is fixedly connected to two relatively distributed limit hooks (7), and the outer wall of the pipeline (1) is fixedly connected to two left and right distributed limit blocks (8), and the limit blocks (8) are located above the limit hooks (7) and on the same vertical line.

2. The easily disassembled purification ventilation pipe according to claim 1 is characterized in that: A motor (3) is installed on the upper end surface of the support plate (6) at the upper end, and the output end of the motor (3) passes through the support plate (6) and is fixedly connected to the screw rod (4).

3. The easily disassembled purification ventilation pipe according to claim 1 is characterized in that: A limiting rod (5) located on the left side of the screw rod (4) is fixedly connected between the two support plates (6), and the limiting rod (5) is slidably connected to the rectangular frame (2).

4. The easily disassembled purification ventilation pipe according to claim 1 is characterized in that: The upper end surface of the pipe (1) is fixedly connected with a protrusion (9), and the lower end surface of the pipe (1) is provided with a groove (10) matching the protrusion (9).

5. The easily disassembled purification ventilation pipe according to claim 4 is characterized in that: A sealing gasket is fixedly connected inside the groove (10), and the sealing gasket abuts against the protrusion (9).

6. The easily disassembled purification ventilation pipe according to claim 1 is characterized in that: The size of the limiting block (8) matches the size of the limiting hook (7).

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