CN215633999U

CN215633999U - Fire-fighting smoke exhaust fan

Info

Publication number: CN215633999U
Application number: CN202121985380.0U
Authority: CN
Inventors: 金小标
Original assignee: Shaoxing Shangyu Zhongjian Fan Co ltd
Current assignee: Shaoxing Shangyu Zhongjian Fan Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-25
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a fire-fighting smoke exhaust fan which comprises a fan body, wherein a damping mechanism is arranged at the bottom of the fan body and comprises a supporting seat, a mounting plate, a damping spring, a bolt and a nut, a connecting mechanism is arranged at the rear end of the fan body and comprises a mounting ring, a stop ring, a compression spring, a movable block, a connecting plate, a clamping block and a pull rod. The utility model relates to a fire-fighting smoke exhaust fan, which belongs to the field of fans, wherein a connecting mechanism is arranged and used for mounting a fan and damping the fan by using a damping spring so as to reduce the vibration generated by the fan to the maximum extent and avoid the influence of the vibration on equipment, thereby prolonging the service life of the equipment.

Description

Fire-fighting smoke exhaust fan

Technical Field

The utility model relates to the field of fans, in particular to a fire-fighting smoke exhaust fan.

Background

The fire-fighting smoke exhaust fan is suitable for ventilation or high-temperature smoke exhaust of high-rise buildings, underground buildings, tunnels, workshops and the like. Can continuously run for more than 30 minutes under the condition of high temperature of 280 ℃, and can not be damaged after continuously running for 20 hours/time under the condition of medium temperature of 100 ℃, thereby being an ideal fire-fighting necessary facility. However, the existing fire-fighting smoke exhaust fan is easy to damage due to overlarge vibration when in use, meanwhile, in the smoke exhaust process of the fire-fighting smoke exhaust fan, smoke dust can carry some large or small sundries, the sundries can not only influence a motor inside the fan after entering the fan, but also damage fan blades, and the sundries in the fan are not convenient to clean afterwards.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a fire-fighting smoke exhaust fan which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a fire control smoke exhaust fan, includes the fan body, the bottom of fan body is equipped with damper, damper includes supporting seat, mounting panel, damping spring, bolt and nut, the rear end of fan body is equipped with coupling mechanism, coupling mechanism includes the collar, keeps off ring, compression spring, movable block, connecting plate, fixture block and pull rod, the intra-annular of collar is equipped with protection machanism, protection machanism includes dust ring and dust screen.

Preferably, the up-and-down symmetry the installation blocks of a set of symmetry are respectively fixed on the lateral walls of both sides of the installation plate, just the mounting hole has been seted up to the top surface of installation block, the bolt alternates to be installed in the mounting hole, the nut carries out threaded connection with the bolt.

Preferably, a notch is formed in the top surface of the supporting seat, a plurality of damping springs are fixedly mounted between the supporting seat and the mounting plate below in an arc distribution mode, one ends of the damping springs are fixedly mounted on the groove wall of the notch, the other ends of the damping springs are fixedly mounted on the bottom surface of the mounting plate below, and the fan body is located between the symmetrical mounting plates.

Preferably, the collar fixed mounting is on the rear end wall of fan body, there is the fixed block on the upper and lower both ends outer wall of collar respectively fixed mounting, the top surface fixed mounting of fixed block has a fixed section of thick bamboo, fixed mounting has the fender ring in the nozzle of a fixed section of thick bamboo, bottom surface fixed mounting has compression spring in the section of thick bamboo of a fixed section of thick bamboo, compression spring's front end fixed mounting has the movable block, the movable block passes the fender ring.

Preferably, the front end of the movable block is fixedly provided with a connecting plate, the lower end of the back wall of the connecting plate is provided with a clamping block, and the connecting plates are vertically symmetrical and a pull rod is fixedly arranged between the connecting plates.

Preferably, the dust ring is located in the ring of the mounting ring, a dust screen is fixedly mounted in the ring of the dust ring, the upper end and the lower end of the inner wall of the ring of the dust ring are respectively and fixedly provided with a connecting block, the front end of the connecting block is provided with a clamping hole, the clamping block is located in the clamping hole, and the two sides of the front wall of the dust ring are respectively and fixedly provided with a handle.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the connecting mechanism is used for mounting the fan and damping the fan by using the damping spring, so that the vibration generated by the fan is reduced to the maximum extent, and the influence of the vibration on equipment is avoided, thereby prolonging the service life of the equipment.

Drawings

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

FIG. 2 is a rear view of the overall structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the shock absorbing mechanism of the present invention;

FIG. 4 is a schematic view of the coupling mechanism of the present invention shown in a disassembled configuration;

fig. 5 is a schematic view of the overall structure of the guard mechanism of the present invention.

In the figure: 1. a fan body; 2. a damping mechanism; 3. a connecting mechanism; 4. a protection mechanism; 5. a supporting seat; 6. a recess; 7. mounting a plate; 8. a damping spring; 9. mounting blocks; 10. mounting holes; 11. a bolt; 12. a nut; 13. a mounting ring; 14. a fixed block; 15. a fixed cylinder; 16. a baffle ring; 17. a compression spring; 18. a movable block; 19. a connecting plate; 20. a clamping block; 21. a pull rod; 22. a dust ring; 23. a dust screen; 24. connecting blocks; 25. a clamping hole; 26. a handle.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-2, a fire-fighting smoke exhaust fan comprises a fan body 1, a damping mechanism 2 is arranged at the bottom of the fan body 1, the damping mechanism 2 comprises a supporting seat 5, a mounting plate 7, a damping spring 8, a bolt 11 and a nut 12, a connecting mechanism 3 is arranged at the rear end of the fan body 1, the connecting mechanism 3 comprises a mounting ring 13, a baffle ring 16, a compression spring 17, a movable block 18, a connecting plate 19, a clamping block 20 and a pull rod 21, a protection mechanism 4 is arranged in a ring of the mounting ring 13, and the protection mechanism 4 comprises a dust ring 22 and a dust screen 23.

As shown in fig. 3, in this embodiment, in order to avoid the influence of vibration on the equipment, thereby improving the service life of the equipment, a set of symmetrical mounting blocks 9 is fixedly mounted on the side walls of the two sides of the vertically symmetrical mounting plates 7, respectively, and the top surface of the mounting block 9 is provided with a mounting hole 10, a bolt 11 is inserted into the mounting hole 10, a nut 12 is in threaded connection with the bolt 11, the top surface of the supporting seat 5 is provided with a notch 6, a plurality of damping springs 8 are fixedly mounted between the supporting seat 5 and the lower mounting plate 7 in an arc distribution manner, one end of each damping spring 8 is fixedly mounted on the groove wall of the notch 6, and the other end of each damping spring 8 is fixedly mounted on the bottom surface of the lower mounting plate 7, the blower body 1 is located between the symmetrical mounting plates 7, when in use, the blower body 1 is first placed on the lower mounting plate 7, place fan body 1 with the mounting panel 7 of top immediately on, and let merge each other between the mounting panel 7, insert bolt 11 in the mounting hole 10 of seting up on the mounting block 9 of mounting panel 7 side wall mounting after that, and pass the mounting hole 10 of seting up on the mounting block 9 of below, then screw up nut 12 on bolt 11, fix fan body 1 between the mounting panel 7 of symmetry with this, can produce great vibrational force when fan body 1 is using the in-process, the damping spring 8 of installation between mounting panel 7 of below and the supporting seat 5 makes current indentation motion according to the size of vibrational force this moment, with this vibrational force that comes buffering fan body 1 and brings and realize the cushioning effect to fan body 1.

As shown in fig. 4, in this embodiment, in order to fix the protection mechanism 4 on the rear end of the blower body 1, the mounting ring 13 is fixedly installed on the rear end wall of the blower body 1, the upper and lower outer walls of the mounting ring 13 are respectively and fixedly installed with the fixed blocks 14, the top surface of the fixed block 14 is fixedly installed with the fixed cylinder 15, the inside of the cylinder opening of the fixed cylinder 15 is fixedly installed with the baffle ring 16, the inside bottom surface of the cylinder of the fixed cylinder 15 is fixedly installed with the compression spring 17, the front end of the compression spring 17 is fixedly installed with the movable block 18, the movable block 18 passes through the baffle ring 16, the front end of the movable block 18 is fixedly installed with the connecting plate 19, the lower end of the back wall of the connecting plate 19 is installed with the block 20, the pull rod 21 is fixedly installed between the connecting plates 19 which are vertically symmetrical, when the pull rod 21 is used, the pull rod 21 is manually pulled, when the compression spring 17 installed in the fixed cylinder 15 makes an extending movement, the movable block 18 will pass through the retaining ring 16 installed in the opening of the fixed cylinder 15 and slowly move out of the fixed cylinder 15 until the movable block 18 is retained by the retaining ring 16 and cannot move out of the fixed cylinder 15 by continuously pulling the pull rod 21.

As shown in fig. 5, in this embodiment, in order to ensure the normal use of the fan and prevent the fan from being damaged, the dust-proof ring 22 is located in the ring of the installation ring 13, the dust-proof net 23 is fixedly installed in the ring of the dust-proof ring 22, the upper and lower ends of the ring inner wall of the dust-proof ring 22 are respectively and fixedly installed with the connection block 24, the front end of the connection block 24 is opened with the locking hole 25, the locking block 20 is located in the locking hole 25, the handles 26 are respectively and fixedly installed on both sides of the front wall of the dust-proof ring 22, when the pull rod 21 is pulled, the dust-proof ring 22 is taken up by the handles 26 and placed in the ring of the installation ring 13, the connection block 24 installed in the ring of the dust-proof ring 22 is aligned with the fixed block 14 up and down, then the hand for pulling the pull rod 21 is released, at this time, the compression spring 17 will make the return movement in the fixed cylinder 15 and drive the movable block 18 at the front end to retract and pass through the blocking ring 16, the fixture block 20 installed on the back wall of the connecting plate 19 is inserted into the fixture hole 25 formed in the connecting block 24, so that the dust ring 22 is fixed at the rear end of the fan body 1, when the fan body 1 discharges smoke, the smoke enters the fan body 1, and the dust screen 23 installed in the dust ring 22 at this time blocks the impurities carried in the smoke outside the fan body 1, so that the impurities are prevented from entering the fan body 1 and damaging the fan body 1.

While the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof or for parts thereof without departing from the scope of the utility model.

Claims

1. The utility model provides a fire control smoke exhaust fan which characterized in that: including fan body (1), the bottom of fan body (1) is equipped with damper (2), damper (2) are including supporting seat (5), mounting panel (7), damping spring (8), bolt (11) and nut (12), the rear end of fan body (1) is equipped with coupling mechanism (3), coupling mechanism (3) are including collar (13), fender ring (16), compression spring (17), movable block (18), connecting plate (19), fixture block (20) and pull rod (21), the intra-annular of collar (13) is equipped with protection machanism (4), protection machanism (4) are including dust ring (22) and dust screen (23).

2. A fire protection smoke exhaust fan according to claim 1, characterized in that: the up-down symmetry be fixed mounting respectively on the both sides lateral wall of mounting panel (7) have installation piece (9) of a set of symmetry, just mounting hole (10) have been seted up to the top surface of installation piece (9), bolt (11) alternate and install in mounting hole (10), nut (12) carry out threaded connection with bolt (11).

3. A fire protection smoke exhaust fan according to claim 2, characterized in that: notch (6) have been seted up to the top surface of supporting seat (5), there are a plurality of damping spring (8) with the mode fixed mounting that the arcuation distributes between mounting panel (7) of supporting seat (5) and below, the one end fixed mounting of damping spring (8) is on the cell wall of notch (6), just the other end fixed mounting of damping spring (8) is on the bottom surface of mounting panel (7) of below, fan body (1) is located between symmetrical mounting panel (7).

4. A fire protection smoke exhaust fan according to claim 3, characterized in that: mounting ring (13) fixed mounting is on the rear end wall of fan body (1), on the upper and lower both ends outer wall of mounting ring (13) respectively fixed mounting have fixed block (14), the top surface fixed mounting of fixed block (14) has a fixed section of thick bamboo (15), fixed mounting has fender ring (16) in the nozzle of a fixed section of thick bamboo (15), bottom fixed mounting has compression spring (17) in the section of thick bamboo of a fixed section of thick bamboo (15), the front end fixed mounting of compression spring (17) has movable block (18), movable block (18) pass fender ring (16).

5. A fire protection smoke exhaust fan according to claim 4, characterized in that: the front end fixed mounting of movable block (18) has connecting plate (19), fixture block (20) are installed to the back wall lower extreme of connecting plate (19), the longitudinal symmetry fixed mounting has pull rod (21) between connecting plate (19).

6. A fire protection smoke exhaust fan according to claim 5, characterized in that: the utility model discloses a dustproof ring, including dust ring (22), ring inner fixed mounting have dust screen (23), the ring inner wall upper and lower extreme of dust ring (22) is fixed mounting respectively has connecting block (24), card hole (25) have been seted up to the front end of connecting block (24), fixture block (20) are located card hole (25), the preceding wall both sides of dust ring (22) are fixed mounting respectively has handle (26).