CN215170867U - Axial-flow type fire-fighting smoke exhaust fan for tunnel fire-fighting - Google Patents

Abstract

The utility model discloses an axial-flow type fire control smoke exhaust fan for tunnel fire control relates to fire control smoke exhaust fan equipment technical field, which comprises an outer shell, be provided with the cavity on the shell, the cavity is cylindrical setting, fixed welding has the support column on the inner wall of cavity, the upper end of support column is provided with the motor box, the inside fixed mounting of motor box has driving motor, shaft coupling fixedly connected with fan is passed through to driving motor's output shaft one end, two sets of slide rails have been seted up to the one end symmetry of shell on the surface, slidable mounting has the slip table on the slide rail, the one end fixedly connected with protective cover of slip table. The inside that can avoid dust impurity in the flue gas etc. to get into the motor causes the damage to the motor, also can avoid exposing for a long time outside sleet etc. causes the corrosion to motor and fan, has prolonged the life of device, has practiced thrift required cost such as maintenance change.

Description

Axial-flow type fire-fighting smoke exhaust fan for tunnel fire-fighting

Technical Field

The utility model relates to a fire control smoke exhaust fan equipment technical field specifically is an axial-flow type fire control smoke exhaust fan for tunnel fire control.

Background

With the rapid development of social economy, the fire-fighting smoke exhaust fan is suitable for ventilation or high-temperature smoke exhaust of high-rise buildings, underground buildings, tunnels, drying rooms and the like, can continuously run for more than 30 minutes at the high temperature of 280 ℃, is not damaged after continuously running for 20 hours/time at the medium temperature of 100 ℃, is an ideal fire-fighting necessary facility, has wide application, and has the airflow in the same direction as the axial direction of fan blades, such as an electric fan and an air conditioner external fan which is just a fan running in an axial flow mode. The term "axial flow" is used because the air flows parallel to the axis of the fan, which is typically used in applications where the flow requirements are high and the pressure requirements are low, and the axial fan holds a position and moves the air.

However, the existing axial-flow type fire-fighting smoke-discharging fan is simple in internal structure, a protection component of a motor is absent in the fan, when fire-fighting smoke discharging is carried out, high-temperature smoke is easy to enter the motor when being extracted out, so that the motor is blocked and damaged, and the service life of the motor is greatly shortened under the high-temperature condition; in addition, the fire protection fan is when idle, exposes externally, and under abominable sleet weather condition, inside motor and the fan of fan all meet with the corrosion scheduling problem very easily, lead to unable normal use, need the maintenance to change, have improved fire control safety's required cost, therefore we need provide an axial-flow type fire control smoke exhaust fan for tunnel fire control.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an axial-flow type fire control smoke exhaust fan for tunnel fire control can avoid the inside that gets into the motor such as dust impurity in the flue gas to cause the damage to the motor, also can avoid exposing for a long time outside sleet etc. causes the corrosion to motor and fan, has prolonged the life of device, has practiced thrift and has maintained required cost such as change to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an axial-flow type fire control smoke exhaust fan for tunnel fire control, includes the shell, be provided with the cavity on the shell, the cavity is cylindrical setting, fixed welding has the support column on the inner wall of cavity, the upper end of support column is provided with the motor box, the inside fixed mounting of motor box has driving motor, shaft coupling fixedly connected with fan is passed through to driving motor's output shaft one end, two sets of slide rails have been seted up to the one end of shell symmetry on the surface, slidable mounting has the slip table on the slide rail, the one end fixedly connected with protective cover of slip table, the one end integrated into one piece of protective cover is provided with the stopper, fixed mounting has control panel on one side outer wall of shell.

Preferably, the outside of motor box is provided with the flame retardant coating, the flame retardant coating sets up the flame retardant coating for the cotton rock plate material.

Preferably, a cleaning coating is arranged on the inner part of the cavity, and the cleaning coating is a nano self-cleaning coating.

Preferably, be provided with smoke transducer on the inner wall of cavity, smoke transducer signal connection is in control panel, driving motor and slip table electric connection are in control panel.

Preferably, the support columns are symmetrically arranged in a splayed manner, and four groups of support columns are arranged.

Preferably, the edge of the periphery of one end of the shell is fixedly welded with a mounting seat, the mounting seat is provided with mounting holes, and the mounting seats are symmetrically provided with eight groups.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a with driving motor fixed mounting in the inside of motor box, the motor box can provide the guard action for driving motor, can avoid dust impurity in the flue gas etc. to get into the inside of motor and cause the damage to the motor, in addition, the outside of motor box sets up the flame retardant coating, can prevent that in high temperature smoke exhaust work, high temperature smog causes the motor temperature too high, has guaranteed that the motor has normal operating temperature, has prolonged the life of motor; the motor box is arranged at the upper end of the support columns, and the four groups of support columns are symmetrically arranged in a splayed manner, so that the motor box and the driving motor in the motor box have good stability when in use;

2. the two groups of sliding rails are symmetrically arranged on the surface of one end of the shell, the sliding table is slidably mounted on the sliding rails, one side of the sliding table is fixedly connected with the protective cover, the protective cover can provide a good storage condition for the motor and the fan in the device when the device is idle, the motor and the fan are prevented from being rusted due to long-term exposure to rain, snow and the like, the service life of the device is prolonged, and the required cost for maintenance, replacement and the like is saved; through set up control panel on a shell lateral wall, set up smoke transducer on the cavity inner wall, smoke transducer signal connection is in control panel, slip table and driving motor electric connection in control panel for the device has intelligent characteristics, need not artificially to open, and when the condition of a fire takes place, smoke transducer detects smog and gives control panel with signal transmission, and control panel can control the protective cover and open and driving motor work drives the fan and carry out high temperature work of discharging fume, has practiced thrift a large amount of manpower and materials.

Drawings

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

FIG. 2 is a schematic structural view of the motor case of the present invention;

fig. 3 is a schematic structural diagram of the mounting seat of the present invention.

In the figure: 1. a housing; 2. a cavity; 3. a support pillar; 4. a motor box; 5. a drive motor; 6. a fan; 7. a slide rail; 8. a sliding table; 9. a protective cover; 10. a control panel; 11. a fire barrier layer; 12. cleaning the coating; 13. a smoke sensor; 14. a mounting seat; 15. mounting holes; 16. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an axial-flow type fire-fighting smoke exhaust fan for tunnel fire-fighting comprises a shell 1, wherein a cavity 2 is arranged on the shell 1, the cavity 2 is arranged in a cylindrical shape, a support column 3 is fixedly welded on the inner wall of the cavity 2, a motor box 4 is arranged at the upper end of the support column 3, a driving motor 5 is fixedly arranged inside the motor box 4, one end of an output shaft of the driving motor 5 is fixedly connected with a fan 6 through a coupler, two groups of slide rails 7 are symmetrically arranged on the surface of one end of the shell 1, a sliding table 8 is slidably arranged on the slide rails 7, a protective cover 9 is fixedly connected with one end of the sliding table 8, a limiting block 16 is integrally formed at one end of the protective cover 9, a control panel 10 is fixedly arranged on the outer wall at one side of the shell 1, a fireproof layer 11 is arranged outside the motor box 4, the fireproof layer 11 is arranged to be made of a cotton rock plate material, a cleaning coating 12 is arranged inside the cavity 2, and the cleaning coating 12 is arranged to be a nano self-cleaning coating, be provided with smoke transducer 13 on the inner wall of cavity 2, smoke transducer 13 signal connection is in control panel 10, driving motor 5 and slip table 8 electric connection in control panel 10, and support column 3 is the splayed symmetry and sets up, and support column 3 is provided with four groups altogether, and fixed welding has mount pad 14 on the one end periphery edge of shell 1, has seted up mounting hole 15 on the mount pad 14, and mount pad 14 symmetry is provided with eight groups.

The utility model discloses a with driving motor 5 fixed mounting in the inside of motor box 4, motor box 4 can provide guard action for driving motor 5, avoids dust impurity in the flue gas etc. to get into the inside of motor and cause the damage to the motor, in addition, the outside of motor box 4 sets up flame retardant coating 11, can prevent that in the high temperature work of discharging fume, high temperature smog causes the motor temperature too high, has guaranteed that the motor has normal operating temperature, has prolonged the life of motor; the motor box 4 is arranged at the upper end of the support column 3, and four groups of support columns 3 are symmetrically arranged in a splayed manner, so that the motor box 4 and the driving motor 5 in the motor box have good stability when in use;

two groups of sliding rails 7 are symmetrically arranged on the surface of one end of the shell 1, a sliding table 8 is arranged on the sliding rails 7 in a sliding mode, one side of the sliding table 8 is fixedly connected to one side wall of a protective cover 9, and the protective cover 9 can provide a good storage condition for the driving motor 5 and the fan 6 in the device when the device is not used, so that the motor and the fan 6 are prevented from being corroded due to long-term exposure to rain, snow and the like, the service life of the device is prolonged, and the required cost for maintenance, replacement and the like is saved; through set up control panel 10 on 1 lateral wall of shell, set up smoke transducer 13 on the 2 inner walls of cavity, smoke transducer 13 signal connection is in control panel 10, slip table 8 and 5 electric connection of driving motor are in control panel 10, make the device have intelligent characteristics, need not artificially to open, take place when the condition of a fire, smoke transducer 13 detects smog and gives control panel 10 with the signal transmission, control panel 10 can control protective cover 9 and open and driving motor 5 work drives fan 6 and carries out the work of high temperature discharging fume, a large amount of manpower and materials have been practiced thrift.

The fireproof layer 11 is made of rock wool boards, and has the characteristics of light weight, small heat conductivity coefficient, heat absorption and non-combustion; the nano self-cleaning coating is arranged on the inner wall of the cavity 2, so that the inner wall of the cavity 2 can be cleaned conveniently after use; the installation and the disassembly of the device can be facilitated by arranging the installation seat 14 with the installation hole 15 at one end edge of the shell 1; the drive motor 5 may be of the type 57BYG250H, with the parameters: the step angle is 1.8 degrees plus or minus 5 percent, the moment is 2.8nm, the current is 3A, the voltage is DC24V, the corresponding driver model is DM542, the input voltage is DC20-50V, the current is 4.2A, and the impulse response frequency is 200 KHz.

The utility model discloses in the use, mount pad 14 and mounting hole 15 through setting up on 1 bottom edge of shell are installed fixed mounting in the assigned position, in idle period, close protective cover 9, protective cover 9 has all played the effect of protection to the inside fan 6 of device and driving motor 5, when the condition of a fire takes place, smog in the vent pipe gets into cavity 2 in the shell 1, smoke transducer 13 detects smog, give control panel 10 with the signal transmission, control panel 10 controls slip table 8 and slides, make protective cover 9 remove to slide rail 7 one side, expose the air outlet, driving motor 5 work in the control panel 10 control motor box 4, driving motor 5 drives fan 6 and rotates and carry out high temperature work of discharging fume.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a tunnel fire control is with axial-flow type fire control smoke exhaust fan, includes shell (1), its characterized in that: be provided with cavity (2) on shell (1), cavity (2) are cylindrical setting, fixed welding has support column (3) on the inner wall of cavity (2), the upper end of support column (3) is provided with motor box (4), the inside fixed mounting of motor box (4) has driving motor (5), shaft coupling fixedly connected with fan (6) is passed through to the output shaft one end of driving motor (5), two sets of slide rail (7) have been seted up to the one end symmetry on the surface of shell (1), slidable mounting has slip table (8) on slide rail (7), the one end fixedly connected with protective cover (9) of slip table (8), the one end integrated into one piece of protective cover (9) is provided with stopper (16), fixed mounting has control panel (10) on the outer wall of one side of shell (1).

2. The axial-flow type fire-fighting smoke exhaust fan for tunnel fire protection according to claim 1, characterized in that: the outside of motor box (4) is provided with flame retardant coating (11), flame retardant coating (11) set up the flame retardant coating for the cotton rock board material.

3. The axial-flow type fire-fighting smoke exhaust fan for tunnel fire protection according to claim 1, characterized in that: a cleaning coating (12) is arranged inside the cavity (2), and the cleaning coating (12) is a nano self-cleaning coating.

4. The axial-flow type fire-fighting smoke exhaust fan for tunnel fire protection according to claim 1, characterized in that: be provided with smoke transducer (13) on the inner wall of cavity (2), smoke transducer (13) signal connection is in control panel (10), driving motor (5) and slip table (8) electric connection are in control panel (10).

5. The axial-flow type fire-fighting smoke exhaust fan for tunnel fire protection according to claim 1, characterized in that: the support columns (3) are symmetrically arranged in a splayed manner, and four groups of support columns (3) are arranged.

6. The axial-flow type fire-fighting smoke exhaust fan for tunnel fire protection according to claim 1, characterized in that: the fixed welding has mount pad (14) on the edge all around of one end of shell (1), mounting hole (15) have been seted up on mount pad (14), mount pad (14) symmetry is provided with eight groups.

Images