CN219932564U - Smoke exhaust fan for fire control - Google Patents
Smoke exhaust fan for fire control Download PDFInfo
- Publication number
- CN219932564U CN219932564U CN202320547458.3U CN202320547458U CN219932564U CN 219932564 U CN219932564 U CN 219932564U CN 202320547458 U CN202320547458 U CN 202320547458U CN 219932564 U CN219932564 U CN 219932564U
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- CN
- China
- Prior art keywords
- smoke exhaust
- exhaust fan
- cylindrical shell
- filter assembly
- support plate
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- 239000000779 smoke Substances 0.000 title claims abstract description 38
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 description 24
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model relates to the technical field of smoke exhaust fans, and discloses a smoke exhaust fan for fire protection, which comprises a cylindrical shell, a smoke exhaust fan main body arranged in the cylindrical shell, and further comprises: the filter assembly is arranged on the semicircular opening of the cylindrical shell in a sliding manner and is used for filtering air flow entering the smoke exhaust fan. According to the utility model, the semicircular opening is formed in the outer wall of the air inlet end of the cylindrical shell, the filter assembly slides in the semicircular opening, when the filter assembly needs to be cleaned, the filter assembly can be cleaned by directly pulling out the filter assembly, the normal operation of the smoke exhaust fan is not influenced, and after the filter assembly is cleaned, the filter assembly is directly and slidably installed in the semicircular opening.
Description
Technical Field
The utility model relates to the technical field of smoke exhaust fans, in particular to a smoke exhaust fan for fire protection.
Background
The fire-fighting smoke exhaust fan has the advantages of excellent high temperature resistance, high efficiency, small volume, simple installation and the like, can be used as a temperature-resistant, moisture-resistant and corrosion-resistant roof fan, and is applied to roof smoke exhaust and ventilation in high-temperature and high-humidity industrial occasions such as electric power, petroleum, chemical industry, metallurgy and the like. The basic type of the fan is an axial flow fan, which can be directly connected with an air pipe and installed on a wall, (the installation mode can be vertical, horizontal or hoisting). The root saves floor space to a great extent.
Through retrieval, chinese patent application number is CN201920990969.6, a smoke exhaust fan for fire protection is proposed, which comprises a shell, wherein the upper surface of the shell is clamped with a bearing a, a rotating shaft is sleeved in the bearing a, one end of the rotating shaft, which is positioned at the inner side of the shell, is fixedly provided with a bevel gear a, the bevel gears a are respectively meshed with two bevel gears b, the bevel gears b are fixedly arranged at one end of a transmission shaft, the other end of the transmission shaft is fixedly provided with a bevel gear c, the bevel gear c is meshed with a bevel gear d, the bevel gear d is fixedly arranged at the outer side wall of a screw rod, and the outer side wall of the screw rod is in threaded connection with a screw sleeve; when the fan body is overhauled and maintained, the overhauling plate is opened and the hand wheel is rotated, so that the lifting plate moves downwards and exposes the fan body through the opening opened by the overhauling plate, the fan body can be overhauled and maintained from the outside, the shell is not required to be removed in the overhauling process, and the overhauling operation is more convenient and faster; this prior art's structure is comparatively complicated, and especially the installation and the dismantlement of filter screen, and the structure is more, and the cost is higher, and can not collect the dust, and the dust is left over inside the fan easily, still needs to handle dust impurity.
Therefore, we propose a smoke exhaust fan for fire control.
Disclosure of Invention
The utility model aims to provide a smoke exhaust fan for fire control, which solves the problems in the background technology.
The embodiment of the utility model provides a smoke exhaust fan for fire control, which comprises a cylindrical shell, a smoke exhaust fan main body arranged in the cylindrical shell, and further comprises: the filter assembly is arranged on the semicircular opening of the cylindrical shell in a sliding manner and is used for filtering air flow entering the smoke exhaust fan.
Through adopting above-mentioned technical scheme, seted up semicircle arc opening on the inlet end outer wall of tubular housing, filter component slides in semicircle arc opening, when filter component needs the clearance, directly pulls out filter component just can clear up filter component to can not influence smoke ventilator's normal work, filter component clearance back, direct slidable mounting again in semicircle arc opening can.
Preferably, the filter assembly comprises an annular support plate, and a filter screen is arranged at one end, close to the smoke exhaust fan main body, of the annular support plate.
Through adopting above-mentioned technical scheme, can collect partial dust through annular support plate, when the dust is many on the filter screen, there is partial dust to fall on annular support plate, and when needs clearance filter screen, directly take out annular support plate, the dust that is located annular support plate this moment also can be pulled out, and the dust can not leave over inside the fan, can guarantee the inside cleanness of fan to a certain extent.
Preferably, the annular inner wall of the annular supporting plate is provided with a containing groove.
Through adopting above-mentioned technical scheme, accomodate the setting in groove, can make things convenient for the storage of dust, after the dust falls in accomodating the groove, can prevent effectively that the scattering that causes the dust when pulling annular support plate.
Preferably, a handle is fixed on the outer wall of the annular supporting plate.
Through adopting above-mentioned technical scheme, through the setting of handle, conveniently stimulate annular support plate.
Preferably, the two ends of the cylindrical shell are both fixed with connecting flanges.
By adopting the technical proposal, the connecting flange is the standard of the existing smoke exhaust fan and can be connected with the fire-fighting air pipe,
preferably, the bottom of the cylindrical shell is fixed with a mounting frame, and mounting holes are formed in the mounting frame.
By adopting the technical scheme, the wall mounting bracket can be conveniently fixed on the wall by matching with the bolts.
Preferably, an arc-shaped groove is formed in the inner wall of the cylindrical shell below the semicircular arc-shaped opening, and the annular supporting plate is matched with the arc-shaped groove.
By adopting the technical proposal, when in use, the annular supporting plate can be embedded into the arc-shaped groove, thereby improving the sealing performance of the filter component,
preferably, sealing rings are adhered to the front end face and the rear end face of the annular supporting plate.
Through adopting above-mentioned technical scheme, through the setting of sealing washer, further improve annular support plate's leakproofness.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
according to the utility model, the semicircular opening is formed in the outer wall of the air inlet end of the cylindrical shell, the filter assembly slides in the semicircular opening, when the filter assembly needs to be cleaned, the filter assembly can be cleaned by directly pulling out the filter assembly, the normal operation of the smoke exhaust fan is not influenced, and after the filter assembly is cleaned, the filter assembly is directly and slidably installed in the semicircular opening.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of a smoke exhaust fan for fire protection according to the present utility model;
FIG. 2 is a schematic view of a view angle structure of the filter assembly of FIG. 1;
FIG. 3 is a schematic view of another view of the filter assembly of FIG. 1;
FIG. 4 is a schematic view of a view of the present utility model with the filter assembly removed;
fig. 5 is a schematic view of another embodiment of the present utility model with the filter assembly removed.
In the figure: 1. a cylindrical housing; 101. a semicircular arc opening; 102. an arc-shaped groove; 2. a connecting flange; 3. a smoke exhaust fan main body; 4. a mounting frame; 5. and a filter assembly.
Detailed Description
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a fire control is with exhaust fan, includes tubular housing 1 and installs the exhaust fan main part 3 in the inside of tubular housing 1, still includes: the outer wall of the air inlet end of the cylindrical shell 1 is provided with a semicircular opening 101, the filtering assembly 5 is arranged on the semicircular opening 101 of the cylindrical shell 1 in a sliding mode, and the filtering assembly 5 is used for filtering air flow entering the smoke exhaust fan.
Through adopting above-mentioned technical scheme, seted up semicircle arc opening 101 on the inlet end outer wall of tubular housing 1, filter component 5 slides in semicircle arc opening 101, when filter component 5 needs the clearance, directly pulls out filter component 5 just can clear up filter component 5 to can not influence smoke exhaust fan's normal work, filter component 5 clearance back, direct slidable mounting again in semicircle arc opening 101 can.
As shown in fig. 2 and 3, in the embodiment of the present utility model, the filter assembly 5 includes an annular support plate 501, and a filter screen 502 is disposed at an end of the annular support plate 501 near the smoke exhaust fan body 3.
Through adopting above-mentioned technical scheme, can collect partial dust through annular backup pad 501, when dust is many on filter screen 502, there is partial dust to fall on annular backup pad 501, and when needs clearance filter screen 502, directly take out annular backup pad 501, the dust that is located annular backup pad 501 this moment also can be pulled out, and the dust can not remain inside the fan, can guarantee the inside cleanness of fan to a certain extent.
As shown in fig. 3, in the embodiment of the present utility model, a receiving groove 504 is provided on an annular inner wall of the annular support plate 501.
Through adopting above-mentioned technical scheme, the setting of accomodating groove 504 can make things convenient for the storage of dust, after the dust falls at accomodating groove 504, can prevent effectively that the spill that causes the dust when pulling annular support plate 501.
As shown in fig. 2 and 3, in the embodiment of the present utility model, a handle 503 is fixed to the outer wall of the annular supporting plate 501.
By adopting the above technical scheme, through the setting of handle 503, conveniently pulling annular support plate 501.
As shown in fig. 1, 4 and 5, in the embodiment of the present utility model, the connection flanges 2 are fixed to both ends of the cylindrical housing 1.
By adopting the technical proposal, the connecting flange 2 is the standard of the existing smoke exhaust fan and can be connected with the fire-fighting air pipe,
as shown in fig. 1, 4 and 5, in the embodiment of the present utility model, a mounting frame 4 is fixed to the bottom of the cylindrical housing 1, and mounting holes are formed in the mounting frame 4.
By adopting the technical scheme, the wall mounting bracket 4 can be conveniently fixed on the wall by matching with bolts.
As shown in fig. 5, in the embodiment of the present utility model, an arc-shaped groove 102 is formed on the inner wall of the cylindrical housing 1 below the semicircular arc opening 101, and an annular support plate 501 is adapted to the arc-shaped groove 102.
By adopting the technical scheme, when in use, the annular supporting plate 501 can be embedded into the arc-shaped groove 102, thereby improving the sealing performance of the filter assembly 5,
in the embodiment of the present utility model, sealing rings (not shown) are bonded to the front and rear end surfaces of the annular support plate 501.
Through adopting above-mentioned technical scheme, through the setting of sealing washer, the leakproofness of annular support plate 501 is further improved.
Working principle: the semicircular opening 101 is formed in the outer wall of the air inlet end of the cylindrical shell 1, the filter assembly 5 slides in the semicircular opening 101, when the filter assembly 5 needs to be cleaned, the filter assembly 5 can be directly pulled out to clean the filter assembly 5, normal operation of a smoke exhaust fan cannot be influenced, after the filter assembly 5 is cleaned, the filter assembly is directly and slidably mounted in the semicircular opening 101, part of dust can be collected through the annular supporting plate 501, when the dust on the filter screen 502 is more, part of dust falls on the annular supporting plate 501, and when the filter screen 502 needs to be cleaned, the annular supporting plate 501 is directly taken out, and at the moment, the dust on the annular supporting plate 501 can be pulled out, the dust can not be left inside the fan, and the cleaning of the inside of the fan can be guaranteed to a certain extent.
Claims (8)
1. The utility model provides a fire control is with exhaust fan, includes tubular casing (1) and installs at the inside exhaust fan main part (3) of tubular casing (1), its characterized in that still includes:
the smoke exhaust fan comprises a filtering component (5), wherein a semicircular arc opening (101) is formed in the outer wall of the air inlet end of the cylindrical shell (1), the filtering component (5) is arranged on the semicircular arc opening (101) of the cylindrical shell (1) in a sliding mode, and the filtering component (5) is used for filtering air flow entering the smoke exhaust fan.
2. A fire smoke exhaust ventilator according to claim 1, characterised in that the filter assembly (5) comprises an annular support plate (501), the annular support plate (501) being provided with a filter screen (502) near one end of the smoke exhaust ventilator body (3).
3. The smoke exhaust ventilator for fire protection according to claim 2, wherein the annular support plate (501) is provided with a receiving groove (504) on an annular inner wall.
4. A fire smoke exhaust fan according to claim 2 or 3, wherein a handle (503) is fixed to the outer wall of the annular support plate (501).
5. The smoke exhaust fan for fire protection according to claim 1, wherein the two ends of the cylindrical shell (1) are both fixed with connecting flanges (2).
6. The smoke exhaust fan for fire protection according to claim 1, wherein the bottom of the cylindrical shell (1) is fixed with a mounting frame (4), and the mounting frame (4) is provided with mounting holes.
7. The smoke exhaust fan for fire protection according to claim 2, wherein an arc-shaped groove (102) is formed in the inner wall of the cylindrical shell (1) below the semicircular arc-shaped opening (101), and the annular supporting plate (501) is matched with the arc-shaped groove (102).
8. The smoke exhaust ventilator for fire protection according to claim 7, wherein sealing rings are bonded to the front and rear end surfaces of the annular support plate (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320547458.3U CN219932564U (en) | 2023-03-20 | 2023-03-20 | Smoke exhaust fan for fire control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320547458.3U CN219932564U (en) | 2023-03-20 | 2023-03-20 | Smoke exhaust fan for fire control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932564U true CN219932564U (en) | 2023-10-31 |
Family
ID=88488833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320547458.3U Active CN219932564U (en) | 2023-03-20 | 2023-03-20 | Smoke exhaust fan for fire control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932564U (en) |
-
2023
- 2023-03-20 CN CN202320547458.3U patent/CN219932564U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |