Smoke exhaust device for civil air defense project

Abstract

The utility model discloses a smoke exhaust device for civil air defense engineering, and belongs to the technical field of smoke exhaust devices. The smoke exhaust device for the civil air defense project comprises a cleaning box, the side face of the cleaning box is fixedly connected with a pipeline connector, the side face of the pipeline connector is connected with a fixing pipeline through threads, the surface of the fixing pipeline is connected with a double-end connecting base through threads, and the inner wall of the cleaning box is fixedly connected with a Y-shaped frame; a movable plate is movably connected to the bottom of the cleaning box, an exhaust fan is mounted at the top of the cleaning box, and a filter screen is movably connected to the inner wall of the Y-shaped frame; the pipeline connector, the double-end connecting base, the Y-shaped frame, the filter screen and the movable plate are matched and operated, so that a worker can conveniently clean the pipeline at regular time, and when the pipeline is used for a long time, the worker can disassemble the pipeline in a segmented mode to use the pipeline, so that the worker can conveniently clean and use the local part of the pipeline at regular time, and the working efficiency is improved. And the normal use condition of a user is prevented from being delayed.

Description

Technical Field

[0001] The utility model relates to the technical field of smoke exhaust devices, in particular to a smoke exhaust device used in civil air defense projects. Background Art

[0002] Civil defense projects, also known as civil air defense projects, refer to underground protective buildings built separately to ensure the shelter of personnel and materials, civil air defense command, and medical rescue during wartime, as well as basements built in combination with ground buildings that can be used for air defense during wartime. The smoke exhaust device is used to exhaust the smoke generated by people's daily life or production when they are inside, so as to ensure the indoor air circulation.

[0003] For example, in the prior art, the Chinese patent authorization number is CN201822136365.3, the application date is 2018-12-19, and the name is a utility model patent for a smoke exhaust device for civil air defense projects. It discloses a smoke exhaust device for civil air defense projects, which belongs to the field of smoke exhaust devices. The intermediate pipe is connected between the first arc pipe and the second arc pipe. Fans are installed in the first arc pipe and the second arc pipe. A grid is provided in the first arc pipe, and a filter net is laid on the grid. Two baffles are provided in the second arc pipe, and a filling pipe is connected between the two baffles. The filling pipe is filled with activated carbon particles. A mounting pipe located at the pipe hole is connected between the upper mounting plate and the lower mounting plate, and air holes are provided on the side walls of the mounting pipe. Filter bags are provided on the inner side walls of the mounting pipe, which solves the problem that the current smoke exhaust device lacks purification of dust and toxic gases during the smoke exhaust process.

[0004] However, the above patent still has the disadvantage that when the existing smoke exhaust device is in use, foreign matter is easily generated when smoke is discharged, which leads to accumulation inside the pipe when used for a long time. The staff cannot clean and disassemble it quickly, resulting in excessive internal stains, affecting the internal exhaust situation and bringing unnecessary safety hazards to users.

[0005] Therefore, in order to solve this problem, the utility model provides a smoke exhaust device for civil air defense projects. Utility Model Content

[0006] The utility model aims to solve the problems in the prior art and proposes a smoke exhaust device for civil air defense projects.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a smoke exhaust device for civil air defense projects, including a cleaning box, a side of the cleaning box is fixedly connected with a pipe connector, the side of the pipe connector is threadedly connected with a fixed pipe, the surface of the fixed pipe is threadedly connected with a double-head connecting seat, the inner wall of the cleaning box is fixedly connected with a Y-frame, the bottom of the cleaning box is movably connected with a movable plate, the top of the cleaning box is installed with an exhaust fan, the inner wall of the Y-frame is movably connected with a filter, and the front of the cleaning box is rotatably connected with a transparent glass door through a hinge.

[0008] Preferably, a slide groove is provided at the bottom of the cleaning box, and the movable plate is movably connected to the slide groove.

[0009] Preferably, an activated carbon mesh is fixedly connected to the inner wall of the filter screen, and a block is fixedly connected to the side of the filter screen.

[0010] Preferably, a card slot is provided on the surface of the Y-shaped frame, and the card slot matches the shape of the card block.

[0011] Preferably, a shielding cover is threadedly connected to the surface of the pipe connector, and an anti-sliding block is fixedly connected to the surface of the shielding cover.

[0012] Preferably, a discharge pipe is fixedly connected to the top of the exhaust fan, and a board handle is fixedly connected to the surface of the movable board.

[0013] Compared with the prior art, the utility model provides a smoke exhaust device for civil air defense engineering, which has the following beneficial effects:

[0014] The smoke exhaust device, through the mutual cooperation and operation among the pipe connector, the double-head connector, the Y-shaped frame, the filter screen and the movable plate, is convenient for the staff to clean it regularly. When it is used for too long, the staff can disassemble it in sections for use, so that the staff can clean it locally regularly to avoid delaying the normal use of the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the smoke exhaust device for civil air defense projects proposed by the utility model;

[0016] Figure 2 This is a partial installation diagram of the smoke exhaust device for civil air defense projects proposed by the utility model;

[0017] Figure 3 This is a structural cross-sectional view of the smoke exhaust device for civil air defense projects proposed by the utility model.

[0018] In the figure: 1. cleaning box; 101. slide; 102. transparent glass door; 2. pipe connector; 3. fixed pipe; 4. double-end connector; 5. Y-frame; 501. slot; 6. movable plate; 601. plate handle; 7. exhaust fan; 701. discharge pipe; 8. filter; 801. activated carbon mesh; 802. block; 9. shielding cover; 901. anti-sliding block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Reference Figure 1-Figure 3 A smoke exhaust device for civil air defense projects comprises a cleaning box 1, a pipe connector 2 is fixedly connected to the side of the cleaning box 1, a fixed pipe 3 is threadedly connected to the side of the pipe connector 2, a double-head connecting seat 4 is threadedly connected to the surface of the fixed pipe 3, a Y-frame 5 is fixedly connected to the inner wall of the cleaning box 1, a movable plate 6 is movably connected to the bottom of the cleaning box 1, an exhaust fan 7 is installed on the top of the cleaning box 1, a filter screen 8 is movably connected to the inner wall of the Y-frame 5, and a transparent glass door 102 is rotatably connected to the front of the cleaning box 1 through a hinge.

[0022] When the smoke exhaust fan 1 is used, the staff can install a suitable number of fixed pipes 3 according to the position where smoke exhaust is required, and the staff can threadably connect the fixed pipes 3 with the pipe connector 2, so as to facilitate the staff to install and use it. When the staff uses it, the fixed pipes 3 of different lengths are spliced ​​and used through the double-head connecting seat 4, so as to facilitate the splicing and use according to the actual distance. The smoke enters the interior of the cleaning box 1 through the fixed pipe 3, and is filtered through the filter screen 8 movably connected to the inner wall of the Y-frame 5. The filtered gas is discharged through the exhaust fan 7. When a large amount of foreign matter is accumulated at the bottom of the cleaning box 1, the staff can slide and connect it with the cleaning box 1 by pulling the movable plate 6, so as to facilitate the cleaning of the foreign matter inside it, and it is convenient for the staff to disassemble it in sections when it has been used for too long, so as to facilitate the staff to clean it locally regularly and avoid delaying the normal use of the user.

[0023] Reference Figure 3 A slide groove 101 is provided at the bottom of the cleaning box 1, and the movable plate 6 is movably connected to the slide groove 101.

[0024] In the utility model, the movable plate 6 is quickly slid on the inner wall of the slide groove 101 , so that the user can conveniently pull out the movable plate 6 and discharge the foreign matter inside the cleaning box 1 .

[0025] Reference Figure 3 The inner wall of the filter screen 8 is fixedly connected with an activated carbon mesh body 801, and the side of the filter screen 8 is fixedly connected with a block 802.

[0026] In the utility model, the activated carbon mesh 801 is used to facilitate filtering of the passing flue gas, thereby preventing the harmful gases carried in the flue gas from being effectively isolated and entering the air to affect the environment.

[0027] Reference Figure 3 A card slot 501 is provided on the surface of the Y-shaped frame 5 , and the card slot 501 matches the shape of the card block 802 .

[0028] In the utility model, the shape of the card slot 501 matches the card block 802, so that the staff can quickly install and disassemble the filter 8, and can also disassemble and clean it regularly, thereby avoiding dust accumulation on the surface of the activated carbon mesh 801 and affecting the exhaust condition.

[0029] Reference Figure 3 The surface of the pipe connector 2 is connected with a shielding cover 9 through threads, and the surface of the shielding cover 9 is fixedly connected with an anti-sliding block 901.

[0030] In the utility model, the rotating anti-sliding block 901 drives the shielding cover 9 to be threadedly connected with the pipe connector 2, so as to conveniently shield the unused pipe connector 2, thereby avoiding affecting the internal smoke exhaust effect.

[0031] Reference Figure 2 The top of the exhaust fan 7 is fixedly connected with a discharge pipe 701, and the surface of the movable plate 6 is fixedly connected with a plate handle 601.

[0032] In the utility model, the gas can be discharged quickly through the discharge pipe 701, and the movable plate 6 can be pulled out quickly by the staff through the plate handle 601.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A smoke exhaust device for civil air defense engineering, comprising a cleaning box (1), characterized in that: The side of the cleaning box (1) is fixedly connected to a pipe connector (2), the side of the pipe connector (2) is threadedly connected to a fixed pipe (3), the surface of the fixed pipe (3) is threadedly connected to a double-head connection seat (4), the inner wall of the cleaning box (1) is fixedly connected to a Y-shaped frame (5), the bottom of the cleaning box (1) is movably connected to a movable plate (6), the top of the cleaning box (1) is installed with an exhaust fan (7), the inner wall of the Y-shaped frame (5) is movably connected to a filter screen (8), and the front of the cleaning box (1) is rotatably connected to a transparent glass door (102) via a hinge.

2. The smoke exhaust device for civil air defense engineering according to claim 1, characterized in that: The bottom of the cleaning box (1) is provided with a slide groove (101), and the movable plate (6) is movably connected to the slide groove (101).

3. The smoke exhaust device for civil air defense engineering according to claim 1, characterized in that: An activated carbon mesh body (801) is fixedly connected to the inner wall of the filter screen (8), and a clamping block (802) is fixedly connected to the side of the filter screen (8).

4. The smoke exhaust device for civil air defense engineering according to claim 1, characterized in that: A card slot (501) is provided on the surface of the Y-shaped frame (5), and the card slot (501) matches the shape of the card block (802).

5. The smoke exhaust device for civil air defense engineering according to claim 1, characterized in that: The surface of the pipe connector (2) is connected to a shielding cover (9) via threads, and the surface of the shielding cover (9) is fixedly connected to an anti-sliding block (901).

6. The smoke exhaust device for civil air defense engineering according to claim 1, characterized in that: The top of the exhaust fan (7) is fixedly connected to a discharge pipe (701), and the surface of the movable plate (6) is fixedly connected to a plate handle (601).

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