CN211599034U

CN211599034U - Fire-fighting high-temperature smoke exhaust fan

Info

Publication number: CN211599034U
Application number: CN201922410321.XU
Authority: CN
Inventors: 张学金
Original assignee: Nanchang Jinying Ventilation Equipment Co ltd
Current assignee: Nanchang Jinying Ventilation Equipment Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-09-29
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a fire-fighting high-temperature smoke exhaust fan, which comprises a fan main body, wherein the top of the fan main body is fixedly connected with a shell, a double-head motor is fixedly arranged in the shell, a first output end of the double-head motor is fixedly connected with a first rotating shaft, one end of the first rotating shaft is fixedly connected with a heat radiation fan, a second output end of the double-head motor is fixedly connected with a second rotating shaft, the second rotating shaft penetrates through one end of the fan main body and is fixedly connected with a first helical gear, one side of the first helical gear is meshed and connected with one side of a second helical gear, the shell, the first heat radiation groove, the second heat radiation groove and the heat radiation fan are mutually matched, so that a large amount of high-temperature smoke is prevented from directly passing through a motor, the heat radiation of the motor is accelerated, and the mutual matching of the second rotating shaft, the first helical, the whole body adopts hard connection, can work in a high-temperature environment for a long time, and prolongs the service life.

Description

Fire-fighting high-temperature smoke exhaust fan

Technical Field

The utility model relates to a smoke exhaust fan, in particular to fire control high temperature smoke exhaust fan belongs to fire control technical field.

Background

The fan is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine.

But the motor on the current fire control high temperature smoke exhaust fan is installed inside, because the influence of long-time high temperature environment can lead to the motor life-span to shorten, easily damages, though some motors are installed outside the fan, but the adoption is belt drive, under the influence of long-term high temperature environment, easily damages.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire control high temperature smoke exhaust fan to the motor installation on solving the current fire control high temperature smoke exhaust fan that proposes in the above-mentioned background art in inside, because long-time high temperature environment's influence can lead to the motor life-span to shorten, easy damage, though some motors are installed in the fan outside, but the adoption be belt drive, under long-term high temperature environment influence, easy damaged problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire control high temperature smoke exhaust fan, includes the fan main part, the top fixedly connected with shell of fan main part, the inside fixed mounting of shell has double-end motor, double-end motor's first output end fixedly connected with first pivot, the one end fixedly connected with heat dissipation fan of first pivot, double-end motor's second output end fixedly connected with second pivot, the first helical gear of one end fixedly connected with of fan main part is passed in the second pivot, one side of first helical gear is connected with one side meshing of second helical gear, the inside fixedly connected with third pivot of second helical gear, the one end fixedly connected with impeller of third pivot, the equal fixedly connected with supporting seat in both sides of fan main part bottom.

As a preferred technical scheme of the utility model, first radiating groove has been seted up at the top of shell, the fixed first filter screen that is equipped with in inside of first radiating groove, a plurality of second radiating groove has been seted up to the both sides at shell top.

As a preferred technical scheme of the utility model, one side fixed mounting of fan main part has the switch, double-end motor passes through switch and external power supply electric connection.

As a preferred technical scheme of the utility model, the one end fixedly connected with collection petticoat pipe of fan main part, the inside fixed mounting of collection petticoat pipe has the second filter screen.

As a preferred technical scheme of the utility model, the inside of fan main part is fixed and is equipped with the connecting rod, the other end rotation that the bearing was passed through at the middle part of connecting rod and third pivot is connected.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a fire control high temperature smoke exhaust fan, and a housing, first radiating groove, mutually supporting of second radiating groove and heat dissipation fan, not only avoid a large amount of high temperature smog directly through the motor, also accelerated the heat dissipation of motor, the second pivot, first helical gear, the second helical gear, mutually supporting of third pivot and impeller, wholly adopt the hard joint, can work under high temperature environment for a long time, and life is promoted, and whole design not only reduces the motor and receives the influence of high temperature, has also promoted the life of whole fan.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic structural diagram of the double-headed motor of the present invention.

In the figure: 1. a fan main body; 2. a connecting rod; 3. a supporting seat; 4. a smoke collecting hood; 5. a housing; 6. a first filter screen; 7. a first heat sink; 8. a second heat sink; 9. a third rotating shaft; 10. a second filter screen; 11. a second helical gear; 12. an impeller; 13. a second rotating shaft; 14. a double-headed motor; 15. a heat dissipation fan; 16. a first rotating shaft; 17. a first helical gear.

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. 1-2, the utility model provides a fire-fighting high-temperature smoke exhaust fan, which comprises a fan main body 1, a casing 5 is fixedly connected to the top of the fan main body 1, a double-end motor 14 is fixedly installed inside the casing 5, a first output end of the double-end motor 14 is fixedly connected with a first rotating shaft 16, one end of the first rotating shaft 16 is fixedly connected with a heat radiation fan 15, a second output end of the double-end motor 14 is fixedly connected with a second rotating shaft 13, one end of the second rotating shaft 13 passing through the fan main body 1 is fixedly connected with a first helical gear 17, one side of the first helical gear 17 is meshed with one side of a second helical gear 11, a third rotating shaft 9 is fixedly connected inside the second helical gear 11, one end of the third rotating shaft 9 is fixedly connected with an impeller 12, two sides of the bottom of the fan main body 1 are fixedly connected with a, the service life of the whole fan is prolonged; the top of the shell 5 is provided with a first heat dissipation groove 7, a first filter screen 6 is fixedly arranged inside the first heat dissipation groove 7, and two sides of the top of the shell 5 are provided with a plurality of second heat dissipation grooves 8, so that the double-end motor 14 can conveniently dissipate heat; a switch is fixedly arranged on one side of the fan main body 1, and the double-end motor 14 is electrically connected with an external power supply through the switch, so that the double-end motor 14 runs; one end of the fan main body 1 is fixedly connected with a fume collecting hood 4, and a second filter screen 10 is fixedly arranged in the fume collecting hood 4 to protect an impeller 12; the inside of fan main part 1 is fixed and is equipped with connecting rod 2, and the middle part of connecting rod 2 is passed through the bearing and is connected with the other end rotation of third pivot 9, makes things convenient for third pivot 9 to rotate.

When specifically using, the utility model relates to a fire control high temperature smoke exhaust fan presses the switch for 14 works of double-end motor drive first pivot 16 and second pivot 13 and rotate, and first pivot 16 drives heat dissipation fan 15 and fans heat, and second pivot 13 drives first helical gear 17 and rotates, and first helical gear 17 drives second helical gear 11 and rotates, and then drives third pivot 9 and rotate, makes 12 works of impeller discharge fume.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The fire-fighting high-temperature smoke exhaust fan comprises a fan main body (1) and is characterized in that the top of the fan main body (1) is fixedly connected with a shell (5), a double-end motor (14) is fixedly installed inside the shell (5), a first output end of the double-end motor (14) is fixedly connected with a first rotating shaft (16), one end of the first rotating shaft (16) is fixedly connected with a heat radiation fan (15), a second output end of the double-end motor (14) is fixedly connected with a second rotating shaft (13), one end of the second rotating shaft (13) penetrating through the fan main body (1) is fixedly connected with a first helical gear (17), one side of the first helical gear (17) is meshed with one side of a second helical gear (11), the inside of the second helical gear (11) is fixedly connected with a third rotating shaft (9), one end of the third rotating shaft (9) is fixedly connected with an impeller (12), the two sides of the bottom of the fan main body (1) are fixedly connected with supporting seats (3).

2. A fire-fighting high-temperature smoke exhaust fan according to claim 1, which is characterized in that: first radiating groove (7) have been seted up at the top of shell (5), the inside fixed first filter screen (6) that is equipped with of first radiating groove (7), a plurality of second radiating groove (8) have been seted up to the both sides at shell (5) top.

3. A fire-fighting high-temperature smoke exhaust fan according to claim 1, which is characterized in that: one side fixed mounting of fan main part (1) has the switch, double-end motor (14) pass through switch and external power supply electric connection.

4. A fire-fighting high-temperature smoke exhaust fan according to claim 1, which is characterized in that: the one end fixedly connected with collection petticoat pipe (4) of fan main part (1), the inside fixed mounting of collection petticoat pipe (4) has second filter screen (10).

5. A fire-fighting high-temperature smoke exhaust fan according to claim 1, which is characterized in that: the fan is characterized in that a connecting rod (2) is fixedly arranged inside the fan main body (1), and the middle of the connecting rod (2) is rotatably connected with the other end of the third rotating shaft (9) through a bearing.