CN217002418U

CN217002418U - Cabinet type centrifugal fan for fire-fighting place

Info

Publication number: CN217002418U
Application number: CN202220083787.2U
Authority: CN
Inventors: 徐明灿
Original assignee: Zhejiang Dangdai Fan Co ltd
Current assignee: Zhejiang Dangdai Fan Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-07-19
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a cabinet type centrifugal fan for a fire place, which comprises a mounting rack, wherein mounting mechanisms are respectively arranged at the front end and the rear end of the mounting rack, and each mounting mechanism comprises a connecting rod, a fixed block, a threaded knob, a rotating block, a movable push rod, a T-shaped sliding block and a connecting block. The utility model relates to a cabinet type centrifugal fan for a fire place, which belongs to the field of cabinet type centrifugal fans.A mounting mechanism is arranged, a movable push rod is driven to move by rotating a threaded knob, and then a connecting block enters into a mounting hole, so that a user can conveniently and quickly mount a cabinet type centrifugal fan body on a mounting frame, and the cabinet type centrifugal fan body can be conveniently detached and maintained.

Description

Cabinet type centrifugal fan for fire-fighting place

Technical Field

The utility model relates to the field of cabinet type centrifugal fans, in particular to a cabinet type centrifugal fan for a fire place.

Background

The cabinet type centrifugal fan is a high-efficiency and low-noise cabinet type centrifugal fan, has the advantages of high temperature resistance, excellent performance, novel and compact structure, small vibration, light weight and the like, and is mainly applied and installed in places needing fire protection, ventilation and smoke exhaust, such as hotels, restaurants, auditoriums, movie theaters, basements, industrial and mining enterprises, office buildings and the like. Traditional cabinet type centrifugal fan generally all installs on the mounting bracket through a plurality of bolts, but the installation effectiveness of this kind of mode when installing cabinet type centrifugal fan is lower, further lead to cabinet type centrifugal fan to go on not convenient to dismantle when the maintenance, and simultaneously, when cabinet type centrifugal fan discharges fume, often all discharge the flue gas of this department to another department, because of lacking the measure of filtering and removing dust, lead to the dust in the flue gas after discharging still can cause the pollution to the air, also can cause the influence to human health after being inhaled by the human body.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a cabinet type centrifugal fan for a fire place, 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 place is with cabinet type centrifugal fan, includes the mounting bracket, both ends are equipped with installation mechanism respectively around the mounting bracket, installation mechanism includes connecting rod, fixed block, screw thread knob, turning block, activity push rod, T type sliding block and connecting block, the top surface of mounting bracket still is equipped with cabinet type centrifugal fan body between the activity push rod, the front end of cabinet type centrifugal fan body is equipped with the air intake, the front end of air intake is equipped with dust removal mechanism, dust removal mechanism includes square pipe, fixed plate, crosses filter frame, first filter screen and second filter screen.

Preferably, the mounting blocks are respectively and fixedly mounted on two sides of the bottom of the front end wall and the bottom of the rear end wall of the cabinet type centrifugal fan body, and mounting holes are formed in the outer side walls of the mounting blocks.

Preferably, the square tube is fixedly installed on the front end wall of the air inlet, the top surface of the square tube is provided with a drawing and releasing port, and a set of symmetrical clamping grooves are further formed in the two sides of the inner portion, below the drawing and releasing port, of the square tube.

Preferably, the top surface fixed mounting of fixed plate has the handle, just the bottom surface fixed mounting of fixed plate has the filter frame of a set of symmetry, the place ahead fixed mounting has first filter screen, rear in the frame of filter frame the frame fixed mounting of filter frame has the second filter screen, the mesh density of first filter screen will be greater than the mesh density of second filter screen, just on the both sides lateral wall of filter frame respectively fixed mounting have the card strip that corresponds with the draw-in groove.

Preferably, T type sliding tray has been seted up respectively to the top surface front and back end both sides of mounting bracket, just there is the connecting rod respectively fixed mounting between the front end of mounting bracket and the rear end, the top surface fixed mounting of connecting rod has the fixed block, just set up threaded hole on the front end wall of fixed block, screw knob screw in is installed in the threaded hole, just screw knob's rear end fixed mounting has the turning block.

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

according to the utility model, the arranged installation mechanism drives the movable push rod to move by rotating the threaded knob, and then the connecting block enters the installation hole, so that a user can conveniently and quickly install the cabinet type centrifugal fan body on the installation frame, and the cabinet type centrifugal fan body is convenient to disassemble and maintain.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the cabinet type centrifugal fan body according to the present invention;

FIG. 3 is a schematic view of the dust removing mechanism of the present invention, shown disassembled;

FIG. 4 is a schematic, exploded view of the mounting mechanism of the present invention;

fig. 5 is a sectional view of the movable push rod of the present invention.

In the figure: 1. a mounting frame; 2. an installation mechanism; 3. a cabinet type centrifugal fan body; 4. an air inlet; 5. a dust removal mechanism; 6. mounting blocks; 7. mounting holes; 8. a square tube; 9. a drawing and releasing port; 10. a card slot; 11. a fixing plate; 12. a handle; 13. a filter frame; 14. a first filter screen; 15. a second filter screen; 16. clamping the strip; 17. a T-shaped sliding groove; 18. a connecting rod; 19. a fixed block; 20. a threaded hole; 21. a threaded knob; 22. rotating the block; 23. a movable push rod; 24. a rotating groove; 25. a T-shaped sliding block; 26. and (7) connecting the block.

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. 1-5, a cabinet type centrifugal fan for fire-fighting places comprises a mounting frame 1, wherein mounting mechanisms 2 are respectively arranged at the front end and the rear end of the mounting frame 1, each mounting mechanism 2 comprises a connecting rod 18, a fixing block 19, a threaded knob 21, a rotating block 22, a movable push rod 23, a T-shaped sliding block 25 and a connecting block 26, a cabinet type centrifugal fan body 3 is further arranged on the top surface of the mounting frame 1 and between the movable push rods 23, an air inlet 4 is formed in the front end of the cabinet type centrifugal fan body 3, a dust removal mechanism 5 is arranged at the front end of the air inlet 4, and the dust removal mechanism 5 comprises a square pipe 8, a fixing plate 11, a filter frame 13, a first filter screen 14 and a second filter screen 15.

As shown in fig. 2, 4 and 5, in this embodiment, in order to facilitate a user to install and detach the cabinet type centrifugal fan body 3, the two sides of the bottom of the front end wall and the rear end wall of the cabinet type centrifugal fan body 3 are respectively and fixedly installed with an installation block 6, the outer side wall of the installation block 6 is opened with an installation hole 7, the two sides of the front end and the rear end of the top surface of the installation frame 1 are respectively opened with a T-shaped sliding groove 17, a connection rod 18 is respectively and fixedly installed between the front end and the rear end of the installation frame 1, the top surface of the connection rod 18 is fixedly installed with a fixed block 19, the front end wall of the fixed block 19 is opened with a threaded hole 20, a threaded knob 21 is screwed into and installed in the threaded hole 20, and the rear end of the threaded knob 21 is fixedly installed with a rotation block 22, when installing, the cabinet type centrifugal fan body 3 is firstly placed on the top surface of the installation frame 1, then the threaded knobs 21 located at the front end and the rear end of the installation frame 1 are simultaneously screwed, the threaded knob 21 realizes threaded rotation of a threaded hole 20 formed in the front end wall of a fixed block 19 mounted on a connecting rod 18, meanwhile, a rotating block 22 mounted at the rear end of the threaded knob 21 rotates in a rotating groove 24 formed in the outer side wall of a movable push rod 23, due to the convex design, the rotating block 22 cannot move out of the rotating groove 24, two movable push rods 23 perform relative movement operation in the process of continuously rotating the threaded knob 21, T-shaped sliding blocks 25 mounted on two sides of the bottom of the movable push rods 23 slide in a T-shaped sliding groove 17 formed in the top surface of the mounting rack 1, and the threaded knob 21 is continuously rotated until a connecting block 26 mounted on the inner side wall of the movable push rod 23 is inserted into a mounting hole 7 formed in the outer side wall of a mounting block 6 mounted on the cabinet type centrifugal fan body 3, and the threaded knob 21 cannot rotate, thereby mounting the cabinet centrifugal fan body 3 to the mounting frame 1.

As shown in fig. 3, in this embodiment, in order to make the cabinet type centrifugal fan body 3 have a filtering effect and filter dust particles in smoke to prevent air and human body from being affected, the square tube 8 is fixedly installed on the front end wall of the air inlet 4, the top surface of the square tube 8 is provided with the drawing and releasing port 9, a set of symmetrical clamping grooves 10 are further respectively formed below the drawing and releasing port 9 and on two sides of the inside of the square tube 8, the top surface of the fixing plate 11 is fixedly provided with the handle 12, the bottom surface of the fixing plate 11 is fixedly provided with a set of symmetrical filtering frames 13, the frame of the front filtering frame 13 is fixedly provided with the first filtering net 14, the frame of the rear filtering frame 13 is fixedly provided with the second filtering net 15, the mesh density of the first filtering net 14 is greater than that of the second filtering net 15, and the side walls of two sides of the filtering frame 13 are respectively fixedly provided with the clamping strips 16 corresponding to the clamping grooves 10, when the cabinet type centrifugal fan is used, the fixing plate 11 is manually installed in the square pipe 8 from the drawing and releasing port 9 formed in the top surface of the square pipe 8 through the handle 12, in the installation process, the clamping strips 16 installed on two sides of the filtering frame 13 installed on the bottom surface of the fixing plate 11 are aligned with the clamping grooves 10 formed in two sides of the inner wall of the square pipe 8, the filtering frame 13 is downwards inserted into the square pipe 8, and the clamping strips 16 are inserted into the clamping grooves 10, so that the installation is completed, when the air inlet 4 of the cabinet type centrifugal fan body 3 sucks flue gas, the flue gas enters the square pipe 8 and sequentially passes through the filtering frame 13, when the flue gas passes through the filtering frame 13 at the front end, because the mesh density of the first filtering net 14 installed in the filtering frame 13 at the front end is greater than that of the second filtering net 15, larger dust particles in the flue gas can be filtered, and absorbed, and when the rest flue gas passes through the filtering frame 13 at the rear part, the second filter screen 15 installed in the filter frame 13 filters, blocks and adsorbs smaller dust particles in the flue gas, so that the flue gas is discharged after being filtered, and the discharged flue gas is prevented from polluting air and affecting the health of human bodies.

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. A cabinet type centrifugal fan for a fire-fighting place is characterized in that: including mounting bracket (1), both ends are equipped with installation mechanism (2) respectively around mounting bracket (1), installation mechanism (2) are including connecting rod (18), fixed block (19), screw knob (21), turning block (22), activity push rod (23), T type sliding block (25) and connecting block (26), the top surface of mounting bracket (1) is located still to be equipped with cabinet type centrifugal fan body (3) between activity push rod (23), the front end of cabinet type centrifugal fan body (3) is equipped with air intake (4), the front end of air intake (4) is equipped with dust removal mechanism (5), dust removal mechanism (5) are including square pipe (8), fixed plate (11), filter frame (13), first filter screen (14) and second filter screen (15).

2. The cabinet type centrifugal fan for the fire-fighting place according to claim 1, characterized in that: the mounting block (6) is fixedly mounted on two sides of the bottom of the front end wall and the bottom of the rear end wall of the cabinet type centrifugal fan body (3) respectively, and a mounting hole (7) is formed in the outer side wall of the mounting block (6).

3. The cabinet type centrifugal fan for the fire-fighting place according to claim 2, characterized in that: the square pipe (8) is fixedly installed on the front end wall of the air inlet (4), the top surface of the square pipe (8) is provided with a pumping and releasing port (9), and a set of symmetrical clamping grooves (10) are further formed in the two sides of the inner portion, located below the pumping and releasing port (9), of the square pipe (8) respectively.

4. The cabinet type centrifugal fan for the fire-fighting place according to claim 3, characterized in that: the top surface fixed mounting of fixed plate (11) has handle (12), just the bottom surface fixed mounting of fixed plate (11) has filter frame (13) of a set of symmetry, the place ahead the frame internal fixed mounting who filters frame (13) has first filter screen (14), rear the frame internal fixed mounting who filters frame (13) has second filter screen (15), the mesh density of first filter screen (14) will be greater than the mesh density of second filter screen (15), just do respectively fixed mounting have card strip (16) corresponding with draw-in groove (10) on the both sides lateral wall of filter frame (13).

5. The cabinet type centrifugal fan for the fire-fighting place according to claim 4, wherein: t type sliding tray (17) have been seted up respectively to the top surface front and back end both sides of mounting bracket (1), just between the front end of mounting bracket (1) and the rear end respectively fixed mounting have connecting rod (18), the top surface fixed mounting of connecting rod (18) has fixed block (19), just set up threaded hole (20) on the front end wall of fixed block (19), screw knob (21) screw in is installed in screw hole (20), just the rear end fixed mounting of screw knob (21) has turning block (22).