CN209743215U

CN209743215U - Roof exhaust fan set

Info

Publication number: CN209743215U
Application number: CN201920157885.4U
Authority: CN
Inventors: 张岭星; 韩军; 胡永攀
Original assignee: Wuxi Tianyun Data Center Technology Co Ltd
Current assignee: Wuxi Tianyun Data Center Technology Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2019-12-06
Anticipated expiration: 2029-01-29

Abstract

The utility model provides a roof exhaust fan group, include: the fan, the fan shell, the fireproof valve, the air valve and the junction box are installed in the fan shell, the air valve is installed on the back face of the fan shell, the fireproof valve is installed on the back face of the air, the junction box is arranged outside the fireproof valve and connected with the fan through an electric wire, the fan, the air valve and the fireproof valve are installed in a factory in a modularized mode, and the fan, the air valve and the fireproof valve are transported to the site to be directly in place after being subjected to power-on testing; the maintenance process can be directly finished in the module; does not need to climb into a narrow space inside.

Description

Roof exhaust fan set

Technical Field

The utility model relates to a roof exhaust fan field especially relates to roof exhaust unit.

Background

The conventional roof exhaust fan unit is characterized in that a fan, an air valve and a fire damper are respectively transported to the site, and processes such as installation, assembly, wiring and the like are carried out on the site.

the improved structure of CN01245753.1 roof exhaust fan comprises a rain-proof cover, an exhaust seat, a fixed bracket, a motor and fan blades; wherein the periphery of an air outlet above the cylinder of the air exhaust seat body is provided with an air outlet edge body expanding in a slight outward arc; a long hole is arranged above the fixed bracket for combining an L-shaped fixed piece; the rain cover is a cone with the center downward formed integrally; the utility model can be flexibly adjusted and installed according to different roof gradients, and has better strength and service life.

SUMMERY OF THE UTILITY MODEL

The utility model provides a roof exhaust fan group, the modularization installation, the adjustment of being convenient for, in order to reach above-mentioned purpose, the utility model discloses a following technical scheme: the method comprises the following steps: fan 1, fan shell 2, fire prevention valve 3, blast gate 4, terminal box 7, fan 1 installs inside fan shell 2, the back mounted blast gate 4 of fan shell 2, the back mounted of blast gate 4 has fire prevention valve 3, the outside of fire prevention valve 3 is provided with terminal box 7, terminal box 7 passes through the electric wire and is connected with fan 1.

Preferably, the fan 1 is embedded inside the fan housing 2 and fastened by bolts.

Preferably, the blower housing 2 and the air valve 4 are welded and fixed.

Preferably, the fireproof valve 3 and the air valve 4 are welded and fixed.

Preferably, the periphery of the air valve 4 is provided with an access opening 6.

preferably, the fan further comprises a louver 5, and the louver 5 is arranged on the front face of the fan shell 2.

Preferably, the fan further comprises a support, and the two ends of the support are respectively connected with the shutter 5 and the fan shell 2.

The utility model has the advantages that: in the application, a fan, an air valve and a fire damper are modularly installed in a factory and are transported to a site to be directly in place after being electrified and tested; the maintenance process can be directly finished in the module; does not need to climb into a narrow space inside.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of FIG. 1;

Fig. 3 is a left side view of fig. 1.

Detailed Description

As shown in fig. 1 to 3, the present invention includes: fan 1, fan shell 2, fire prevention valve 3, blast gate 4, terminal box 7, fan 1 is installed inside fan shell 2, the back mounted blast gate 4 of fan shell 2, the back mounted of blast gate 4 has fire prevention valve 3, the outside of fire prevention valve 3 is provided with terminal box 7, all signal line, power cord, the inside terminal box 7 of control line access module, terminal box 7 passes through the electric wire and is connected with fan 1 for the work of control fan 1.

Preferably, the blower housing 2 and the air valve 4 are welded and fixed, the fire damper 3 and the air valve 4 are welded and fixed, and the three are welded to form a pre-assembled module.

Preferably, the fan 1 is embedded in the fan housing 2 and fastened by bolts, the fan 1 comprises a motor and fan blades, and the motor is electrically connected with the junction box 7.

Preferably, the anti-termite fan further comprises a louver 5, wherein the louver 5 is arranged on the front face of the fan shell 2 and used for preventing insects and ants.

Preferably, a rotating speed sensor is added at the rotating shaft of the motor, and the rotating speed sensor is electrically connected with the junction box 7 and is used for feeding back the running state of the fan 1.

Preferably, the fan further comprises an alarm device, the alarm device is electrically connected with the junction box 7, and when a problem occurs in the operation process of the fan 1, an alarm is given.

According to the fan unit, bolts are reasonably hoisted to holes in the wall surface of a roof and are screwed down according to the gravity center position of the module; the device is quickly deployed on site and can be used after being powered on.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.

Claims

1. Roof exhaust fan group, its characterized in that: the method comprises the following steps: the fan comprises a fan (1), a fan shell (2), a fireproof valve (3), an air valve (4) and a junction box (7), wherein the fan (1) is installed inside the fan shell (2), the air valve (4) is installed on the back face of the fan shell (2), the fireproof valve (3) is installed on the back face of the air valve (4), the junction box (7) is arranged outside the fireproof valve (3), and the junction box (7) is connected with the fan (1) through an electric wire.

2. The rooftop exhaust fan unit of claim 1, wherein: the fan (1) is embedded into the fan shell (2) from the front side of the fan shell (2) and is fastened through bolts.

3. The rooftop exhaust fan unit of claim 1, wherein: the blower shell (2) and the air valve (4) are welded and fixed.

4. The rooftop exhaust fan unit of claim 1, wherein: the fireproof valve (3) and the air valve (4) are welded and fixed.

5. The rooftop exhaust fan unit of claim 1, wherein: and the periphery of the air valve (4) is provided with an access hole (6).

6. The rooftop exhaust fan unit of claim 1, wherein: the fan is characterized by further comprising a shutter (5), wherein the shutter (5) is arranged on the front face of the fan shell (2).

7. The rooftop exhaust fan unit of claim 6, wherein: the fan is characterized by further comprising a support, wherein two ends of the support are respectively connected with the shutter (5) and the fan shell (2).