CN217206975U - Air supply arrangement for civil air defense engineering - Google Patents

Abstract

The utility model discloses an air supply arrangement for civil air defense engineering relates to civil air defense engineering facility technical field, and the air inlet end of improving current ventilation tuber pipe is only one usually, and the inside fan of installing usually of air inlet end, suffers to destroy or when inside fan breaks down when air inlet pipe end pipeline, influences the problem of ventilation system's normal operating, including ventilation pipe and the V-arrangement air-supply line of fixed mounting at ventilation pipe air inlet end, two inside equal fixed mounting of air inlet end of V-arrangement air-supply line have the fan, the internally mounted of ventilation pipe has the installation framework, the opening has been seted up at the top of ventilation pipe, the installation framework runs through in the open-ended inside. The utility model discloses a setting of two fans, when one of them fan broke down, start another fan with the inside of wind suction to ventilation pipe, filter screen and active carbon purify the layer and carry out filtration purification to the air of suction to the stability of whole air supply system air supply has been improved effectively.

Description

A kind of air supply device for civil air defense engineering

technical field

The utility model relates to the field of civil air defense engineering facilities, in particular to an air supply device for civil air defense engineering.

Background technique

The full name of civil air defense engineering is civil air defense engineering, also called civil air defense fortifications. basement. Civil air defense projects generally need to install ventilation ducts for ventilation in wartime.

In the process of realizing the present utility model, the inventor found that there are at least the following problems in the technology. The existing ventilation duct usually has only one air inlet end, and a fan is usually installed inside the air inlet end. When it is damaged or the internal fan fails, it will affect the normal operation of the ventilation system. Therefore, an air supply device for civil air defense engineering is now proposed.

Utility model content

In order to improve the existing ventilation duct, there is usually only one air inlet end, and a fan is usually installed inside the air inlet end. When the air inlet duct end is damaged or the internal fan fails, the normal operation of the ventilation system will be affected. To solve the problem, the utility model provides an air supply device for civil air defense engineering.

The utility model provides an air supply device for civil air defense engineering, which adopts the following technical solutions:

An air supply device for civil air defense engineering, comprising a ventilation pipe and a V-shaped air inlet pipe fixedly installed at the air inlet end of the ventilation pipe, wherein fans are fixedly installed inside the two air inlet ends of the V-shaped air inlet pipe, and the ventilation An installation frame is installed inside the pipe, an opening is opened on the top of the ventilation pipe, the installation frame runs through the interior of the opening, and filters are fixedly installed on both sides of the inside of the installation frame. An activated carbon purification layer is arranged between the filters;

A first motor is fixedly installed on the outside of the V-shaped air inlet pipe, a rotating shaft is rotatably installed at the intersection of the V-shaped air inlet pipe, the output end of the first motor is fixedly connected with one end of the rotating shaft, and the end of the rotating shaft is fixedly connected. A baffle plate is fixedly installed on the outer surface, and a limit plate is fixedly installed on the two inner side walls of the intersection of the V-shaped air inlet pipe.

By adopting the above technical solution, through the setting of two fans, when one of the fans fails, the other fan is started to draw the air into the interior of the ventilation pipe, and the filter screen and the activated carbon purification layer filter and purify the drawn air. Thus, the air supply stability of the entire air supply system is effectively improved.

Optionally, mesh filter plates are installed on both air inlet ends of the V-shaped air inlet pipe.

By adopting the above technical solution, the mesh filter plate can shield the air inlet end of the V-shaped air inlet duct, effectively reducing the probability of larger pieces of debris entering the interior of the V-shaped air inlet duct.

Optionally, a connection frame is fixedly installed on one side of the mesh filter plate, the connection frame is sleeved on the surface of the air inlet end of the V-shaped air inlet pipe, and the connection frame is fixed to the V-shaped air inlet pipe through the first bolt. connect.

By adopting the above technical solution, the arrangement of this structure facilitates the disassembly and assembly of the mesh filter plate.

Optionally, a second motor is fixedly installed in the middle of the V-shaped air inlet duct, a mounting plate is fixedly installed at the output end of the second motor, and a cleaning brush is installed on the inner side of the installation plate, and the cleaning brush is The surface of the mesh filter plate is in contact.

By adopting the above technical solution, the rotation of the output end of the second motor drives the rotation of the mounting plate, so that the cleaning brush can clean the sundries attached to the mesh filter plate.

Optionally, buffer pads are installed on both sides of the two limiting plates that are close to each other.

By adopting the above technical solution, the arrangement of the buffer pad avoids the rigid contact between the baffle plate and the limiting plate.

Optionally, a connecting plate is fixedly installed on the top of the installation frame, and the connecting plate is fixedly connected to the ventilation pipe through a second bolt.

By adopting the above technical solution, the arrangement of this structure can facilitate the disassembly and assembly of the installation frame.

Optionally, a handle is fixedly installed on the top of the connecting plate.

By adopting the above technical solution, the arrangement of the handle can conveniently remove the mounting frame from the inside of the ventilation pipe.

Optionally, a sealing gasket is installed on the outer peripheral surface of the installation frame.

By adopting the above technical solution, the arrangement of the sealing gasket improves the sealing performance between the installation frame and the inner wall of the ventilation pipe.

To sum up, the utility model has the following beneficial effects:

The utility model adopts the arrangement of two fans, when one of the fans fails, the other fan is started to draw the air into the interior of the ventilation pipe, and the filter screen and the activated carbon purification layer filter and purify the drawn air, thereby effectively The air supply stability of the entire air supply system is improved, and the rotation of the output end of the first motor drives the rotating shaft and the baffle to rotate synchronously. One air duct is blocked, thereby ensuring the stability of the other air duct inside the V-shaped air inlet duct to supply air to the inside of the ventilation duct.

Description of drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the utility model.

FIG. 2 is a schematic view of the front structure of the present utility model.

Description of reference numbers:

1. Ventilation duct; 2. V-shaped air inlet duct; 3. Fan; 4. Installation frame; 5. Filter screen; 6. Activated carbon purification layer; 7. The first motor; 8. Rotating shaft; 9. Baffle plate; 10 , limit plate; 11, mesh filter plate; 12, connecting frame; 13, second motor; 14, mounting plate; 15, cleaning brush; 16, buffer pad; 17, connecting plate; 18, handle; 19, gasket.

Detailed ways

The present application will be further described in detail below in conjunction with accompanying drawings 1-2.

Please refer to Figure 1-2, an air supply device for civil air defense engineering, including a ventilation duct 1 and a V-shaped air inlet duct 2 fixedly installed at the air inlet end of the ventilation duct 1, and inside the two air inlet ends of the V-shaped air inlet duct 2 Fans 3 are fixedly installed, and mesh filter plates 11 are installed on both air inlet ends of the V-shaped air inlet duct 2. The mesh filter plates 11 can block the air inlet end of the V-shaped air inlet duct 2, effectively. The probability of larger debris entering the inside of the V-shaped air inlet duct 2 is reduced. One side of the mesh filter plate 11 is fixedly installed with a connecting frame 12, the connecting frame 12 is sleeved on the surface of the air inlet end of the V-shaped air inlet duct 2, and the connecting frame 12 is fixedly connected with the V-shaped air inlet duct 2 through the first bolt. The arrangement of the structure facilitates the disassembly and assembly of the mesh filter plate 11 .

1 and 2 , a second motor 13 is fixedly installed in the middle of the V-shaped air inlet duct 2 , a mounting plate 14 is fixedly installed at the output end of the second motor 13 , and a cleaning brush 15 is installed on the inner side of the installation plate 14 . 15 is in contact with the surface of the mesh filter plate 11, the output end of the second motor 13 rotates and drives the installation plate 14 to rotate, so that the cleaning brush 15 can clean the sundries attached to the mesh filter plate 11.

1 and 2, an installation frame 4 is installed inside the ventilation duct 1, an opening is provided on the top of the ventilation duct 1, the installation frame 4 runs through the interior of the opening, and both sides inside the installation frame 4 are fixedly installed with Filter screen 5, an activated carbon purification layer 6 is arranged between the two filter screens 5, through the setting of the two fans 3, when one of the fans 3 fails, the other fan 3 is started to draw the air into the interior of the ventilation duct 1 , the filter screen 5 and the activated carbon purification layer 6 filter and purify the drawn air, thereby effectively improving the air supply stability of the entire air supply system. A connecting plate 17 is fixedly installed on the top of the installation frame 4 , and the connecting plate 17 is fixedly connected to the surface of the ventilation pipe 1 through the second bolt. A handle 18 is fixedly mounted on the top of the connecting plate 17 , and the arrangement of the handle 18 can conveniently remove the mounting frame 4 from the inside of the ventilation pipe 1 . A gasket 19 is installed on the outer peripheral surface of the installation frame 4 , and the arrangement of the gasket 19 improves the sealing performance between the installation frame 4 and the inner wall of the ventilation pipe 1 .

1 and 2, a first motor 7 is fixedly installed on the outside of the V-shaped air inlet duct 2, a rotating shaft 8 is rotated and installed at the intersection of the V-shaped air inlet duct 2, and an output end of the first motor 7 and one end of the rotating shaft 8 are installed. Fixed connection, a baffle plate 9 is fixedly installed on the outer surface of the rotating shaft 8, a limit plate 10 is fixedly installed on the two inner side walls of the V-shaped air inlet pipe 2, and the rotation of the output end of the first motor 7 drives the rotating shaft 8 and baffle plate 9. Synchronous rotation, when the baffle 9 is in contact with the limit plate 10, it can effectively block one of the air ducts inside the V-shaped air inlet duct 2, thereby ensuring the direction of the other air duct inside the V-shaped air inlet duct 2. The stability of the air supply inside the ventilation pipe 1. A buffer pad 16 is installed on the side of the two limit plates 10 that are close to each other. The arrangement of the buffer pads 16 avoids rigid contact between the baffle plate 9 and the limit plate 10 .

The implementation principle of the present invention is as follows: through the setting of two fans 3, when one of the fans 3 fails, the other fan 3 is started to draw the air into the interior of the ventilation pipe 1, and the filter screen 5 and the activated carbon purification layer 6 are paired with each other. The sucked air is filtered and purified, thereby effectively improving the air supply stability of the entire air supply system. Moreover, the rotation of the output end of the first motor 7 drives the rotating shaft 8 and the baffle 9 to rotate synchronously. When 10 is in contact, one of the air ducts inside the V-shaped air inlet duct 2 can be effectively blocked, thereby ensuring the stability of the other air duct inside the V-shaped air inlet duct 2 to supply air to the interior of the ventilation duct 1. , the mesh filter plate 11 can block the air inlet end of the V-shaped air inlet duct 2, which effectively reduces the probability of larger debris entering the interior of the V-shaped air inlet duct 2. The rotation of the output end of the second motor 13 drives the The mounting plate 14 is rotated so that the cleaning brush 15 can clean the sundries attached to the mesh filter plate 11 .

The above are all preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention shall be covered by the present invention. within the scope of protection.

Claims (8)

1. The utility model provides an air supply arrangement for civil air defense engineering, includes ventilation pipe (1) and V-arrangement air-supply line (2) of fixed mounting in ventilation pipe (1) air inlet end, its characterized in that: fans (3) are fixedly mounted inside two air inlet ends of the V-shaped air inlet pipe (2), an installation frame body (4) is mounted inside the ventilation pipe (1), an opening is formed in the top of the ventilation pipe (1), the installation frame body (4) penetrates through the opening, filter screens (5) are fixedly mounted on two sides inside the installation frame body (4), and an activated carbon purification layer (6) is arranged between the two filter screens (5);

the utility model discloses a novel air conditioner, including V-arrangement air-supply line (2), the outside fixed mounting of V-arrangement air-supply line (2) has first motor (7), the intersection of V-arrangement air-supply line (2) rotates and installs pivot (8), the output of first motor (7) and the one end fixed connection of pivot (8), the fixed surface of pivot (8) installs baffle (9), equal fixed mounting has limiting plate (10) on two inside walls of V-arrangement air-supply line (2) intersection.

2. The air supply device for civil air defense engineering according to claim 1, characterized in that: and mesh filter plates (11) are arranged at two air inlet ends of the V-shaped air inlet pipe (2).

3. The air supply device for civil air defense engineering according to claim 2, characterized in that: one side fixed mounting of mesh filter plate (11) has connection frame (12), connection frame (12) suit is on the surface of V-arrangement air-supply line (2) air inlet end, connection frame (12) are through first bolt and V-arrangement air-supply line (2) fixed connection.

4. The air supply device for civil air defense engineering according to claim 2, characterized in that: the middle part fixed mounting of V-arrangement air-supply line (2) has second motor (13), the output fixed mounting of second motor (13) has mounting panel (14), clearance brush (15) are installed to the inboard of mounting panel (14), the surface contact of clearance brush (15) and mesh filter plate (11).

5. The air supply device for civil air defense engineering according to claim 1, characterized in that: and one sides of the two limit plates (10) close to each other are provided with cushion pads (16).

6. The air supply device for civil air defense engineering according to claim 1, characterized in that: the top fixed mounting of installation framework (4) has connecting plate (17), connecting plate (17) pass through second bolt and ventilation pipe (1) fixed connection.

7. The air supply device for civil air defense engineering according to claim 6, characterized in that: and a handle (18) is fixedly arranged at the top of the connecting plate (17).

8. The air supply device for civil air defense engineering according to claim 1, characterized in that: and a sealing gasket (19) is arranged on the peripheral surface of the mounting frame body (4).

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