CN221257196U - Large-scale smoke exhaust fan convenient to remove - Google Patents
Large-scale smoke exhaust fan convenient to remove Download PDFInfo
- Publication number
- CN221257196U CN221257196U CN202323462429.6U CN202323462429U CN221257196U CN 221257196 U CN221257196 U CN 221257196U CN 202323462429 U CN202323462429 U CN 202323462429U CN 221257196 U CN221257196 U CN 221257196U
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- CN
- China
- Prior art keywords
- smoke exhaust
- exhaust fan
- fan
- scale smoke
- remove
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- 239000000779 smoke Substances 0.000 title claims abstract description 22
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 description 6
- 206010010904 Convulsion Diseases 0.000 description 4
- 230000036461 convulsion Effects 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a large-sized smoke exhaust fan convenient to move, and relates to the field of smoke exhaust fans. The utility model comprises a movable seat, wherein the top of the movable seat is provided with a fan main body through a mounting frame, one side of the mounting frame is provided with a fixing mechanism.
Description
Technical Field
The utility model relates to the field of smoke exhaust fans, in particular to a large smoke exhaust fan convenient to move.
Background
The large-scale smoke exhaust fan is convenient to move, mainly in places needing temporary ventilation, such as basements, warehouses and the like, can play a role in ventilation and air exchange, improves indoor air quality, can rapidly remove smoke under emergency conditions such as fire and the like, keeps air circulation, and is beneficial to personnel evacuation and fire rescue work development.
The existing large-scale exhaust fan convenient to remove generally is traditional flabellum fan and carries out the convulsions when using, and in order to improve the efficiency of the large-scale exhaust fan convenient to remove, just can change to a novel turbo fan at this moment and carry out the convulsions operation, and because turbo fan's convulsions dynamics is great, just can lead to the auto-lock of gyro wheel can't support exhaust fan effectively this moment to the condition that causes the fan side to fall takes place, in order to avoid the aforesaid condition to take place, just need provide a fixed establishment at this moment, can support fixedly to the movable seat effectively.
Disclosure of utility model
Based on the above, the utility model aims to provide a large-sized smoke exhaust fan convenient to move, so as to solve the technical problem that the novel large-sized smoke exhaust fan convenient to move possibly has overlarge air exhausting force and falls sideways.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a large-scale exhaust fan convenient to remove, includes removes the seat, the fan main part is installed through the mounting bracket to the top of removing the seat, one side of mounting bracket is provided with fixed establishment, fixed establishment includes the movable groove, the inside in movable groove is connected with the footboard through resistance pivot rotation, the bottom of footboard is provided with the backup pad, the bottom of backup pad is provided with the friction disc, the bottom of friction disc is provided with friction line.
Through adopting above-mentioned technical scheme, because the fan main part is installed through the mounting bracket to the top of removing the seat, consequently can install and fix the fan main part effectively through the mounting bracket.
Further, the friction block is made of rubber, and a plurality of friction lines are arranged in an equidistant and uniform array.
By adopting the technical scheme, the friction block is made of rubber, so that the friction block can effectively support the ground.
Further, the fan main body comprises a shell, an expansion opening is formed in the front end of the shell, and the expansion opening is in an arc-shaped structure.
By adopting the technical scheme, because the fan main body comprises the shell, the effect of supporting and fixing the internal components can be effectively achieved through the shell. It ensures stable operation of the wind turbine and protects the internal components from the external environment and damage.
Further, the inside of casing is provided with the mounting groove, the inside of mounting groove is connected with the motor through the mount dismantlement.
Through adopting above-mentioned technical scheme, owing to be provided with the mounting groove in the inside of casing, can install rotor wheel and flabellum through the mounting groove effectively.
Further, a rotating wheel is arranged at the output end of the motor, and fan blades are arranged on the outer side of the rotating wheel.
By adopting the technical scheme, as the output end of the motor is provided with the rotating wheel, the motor can effectively drive the rotating wheel to rotate.
Further, the fan blades are arranged in a plurality, and the fan blades are distributed in an annular array at equal intervals.
By adopting the technical scheme, as the fan blades are provided with a plurality of fan blades, the air draft operation can be effectively carried out through the plurality of fan blades.
Further, four universal seats are arranged at the bottoms of the movable seats, and rollers are rotatably connected to the bottoms of the four universal seats.
By adopting the technical scheme, as the bottom of the movable seat is provided with four universal seats, the roller can be ensured to freely adjust the angle through the universal seats.
Further, a push rod is arranged on one side of the shell, and the push rod is made of aluminum alloy.
By adopting the technical scheme, as the push rod is arranged on one side of the shell, the movable seat can be effectively pushed by the push rod.
In summary, the utility model has the following advantages:
1. According to the utility model, the fixing mechanism is arranged, before the large-sized smoke exhaust fan convenient to move is operated, the pedal can be stepped on by two feet and is forced downwards, then the pedal drives the supporting plate to move, the friction block at the bottom of the supporting plate is promoted to support and fix with the ground, the large-sized smoke exhaust fan convenient to move can be effectively supported through the arrangement, the situation that the movable seat is pushed or pushed down by the rear pushing force caused by the fan after the fan is started can be effectively avoided, and the overall practicability of the novel large-sized smoke exhaust fan convenient to move is improved;
2. According to the utility model, the expansion port is arranged, after the large-sized smoke exhaust fan convenient to move is started, the ventilation area of the exhaust fan can be increased through the expansion port, so that the ventilation efficiency is improved, compared with a traditional square or right-angle air port, the arc expansion port can better guide air flow, reduce air flow resistance, enable air to flow more smoothly, and due to the characteristic of an arc structure on the expansion port, vortex and turbulence generated when the air flow passes through the air port can be reduced, so that the generation and propagation of noise are reduced.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic rear perspective view of the present utility model;
FIG. 3 is a schematic bottom perspective view of the present utility model;
Fig. 4 is a schematic side view of the present utility model.
In the figure: 1. a movable seat; 2. a mounting frame; 3. a fan main body; 301. a housing; 302. a rotating wheel; 303. a fan blade; 304. a fixing frame; 305. a motor; 306. a mounting groove; 4. a universal seat; 5. a roller; 6. an expansion port; 7. a fixing mechanism; 701. a movable groove; 702. a pedal; 703. a support plate; 704. a friction block; 705. rubbing lines; 8. a push rod.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Embodiment one:
1-4, including removing seat 1, remove the top of seat 1 and install fan main part 3 through mounting bracket 2, one side of mounting bracket 2 is provided with fixed establishment 7, fixed establishment 7 includes movable groove 701, the inside of movable groove 701 is connected with footboard 702 through resistance pivot rotation, the bottom of footboard 702 is provided with backup pad 703, the bottom of backup pad 703 is provided with friction disc 704, the bottom of friction disc 704 is provided with friction line 705, consequently, can install and fix fan main part 3 effectively through mounting bracket 2, and can change the angle of backup pad 703 effectively through footboard 702, in order to follow-up support.
Referring to fig. 1, 2, 3 and 4, the friction block 704 is made of rubber, and the friction lines 705 are arranged in a plurality of equal-distance and uniform arrays, so that the friction block 704 can effectively support the ground, and friction force between the friction block and a contact surface can be increased through the friction lines 705, so that braking performance and anti-skid performance are improved.
Embodiment two:
Referring to fig. 1, 2, 3, and 4, the fan main body 3 includes a housing 301, an expansion port 6 is provided at a front end of the housing 301, the expansion port 6 is provided in an arc structure, the housing 301 can effectively support and fix internal components, the housing 301 can ensure stable operation of the fan, and protect the internal components from the external environment, and since the expansion port 6 is provided at a front end of the housing 301, the expansion port 6 is provided in an arc structure, a ventilation area of an exhaust fan can be increased through the expansion port 6, thereby improving ventilation efficiency. Compared with the traditional square or right-angle air port, the arc-shaped expansion port can better guide air flow, reduce air flow resistance, enable air to flow more smoothly, and due to the characteristics of the arc-shaped structure on the expansion port 6, vortex and turbulence generated when the air flow passes through the air port can be reduced, so that noise is reduced and noise is reduced.
Referring to fig. 1, 2, 3 and 4, a mounting groove 306 is formed in the housing 301, a motor 305 is detachably connected to the inside of the mounting groove 306 through a fixing frame 304, the rotating wheel 302 and the fan blades 303 can be effectively mounted through the mounting groove 306, and the motor 305 can be effectively mounted through the fixing frame 304.
Referring to fig. 1, 2, 3 and4, a rotating wheel 302 is disposed at an output end of the motor 305, and fan blades 303 are disposed outside the rotating wheel 302, so that the motor 305 can effectively drive the rotating wheel 302 to rotate, and the rotating wheel 302 can effectively drive the fan blades 303 to rotate after rotating.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the fan blades 303 are provided with a plurality of fan blades 303 which are distributed in an annular array at equal intervals, the air suction operation can be effectively performed through the plurality of fan blades 303, the plurality of fan blades 303 can effectively form a turbine structure, the working principle of the turbine structure is that air or other gases are accelerated to form high-speed air flow, the air flow is converted into high-pressure air flow through a diffuser, the efficient air supply and exhaust efficiency is provided, and compared with the traditional centrifugal fan, the efficiency of the turbine fan is higher, more energy sources are saved, and the energy cost can be effectively reduced.
Referring to fig. 1, 2, 3 and 4, four universal seats 4 are arranged at the bottom of the movable seat 1, rollers 5 are rotatably connected to the bottoms of the four universal seats 4, the rollers 5 can be ensured to freely adjust angles through the universal seats 4, and the movable seat 1 can be driven to move through the rollers 5.
Referring to fig. 1, 2, 3 and 4, a push rod 8 is disposed on one side of a housing 301, the push rod 8 is made of aluminum alloy, the movable seat 1 can be effectively pushed by the push rod 8, and the push rod 8 is high in hardness, light in material, and not easy to damage while convenient to install.
The implementation principle of the utility model is as follows: firstly, need promote large-scale exhaust fan to the position that needs to exhaust, at this moment need the manual work to promote push rod 8, then push rod 8 just can remove and remove seat 1 and remove, before starting exhaust fan, need pedal 702 through both feet and exert force downwards, then pedal 702 will drive backup pad 703 and move, make the friction block 704 of backup pad 703 bottom support and fix with ground, can support the large-scale exhaust fan of being convenient for remove through above-mentioned setting effectively, can avoid effectively that the rear thrust that causes after the fan starts will remove seat 1 to promote or the condition of toppling over to take place, the whole practicality of the large-scale exhaust fan of novel being convenient for remove has been improved, afterwards can start motor 305 effectively, afterwards motor 305 will drive rotor 302 and rotate, then rotor 302 just can drive a plurality of flabellums 303 and rotate, thereby carry out the convulsions operation.
The parts not involved in the present utility model are the same as or can be implemented by the prior art, and are not described in detail herein.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (8)
1. Large-scale smoke exhaust fan convenient to remove, its characterized in that: including removing seat (1), remove the top of seat (1) and install fan main part (3) through mounting bracket (2), one side of mounting bracket (2) is provided with fixed establishment (7), fixed establishment (7) are including movable groove (701), the inside in movable groove (701) is connected with footboard (702) through resistance pivot rotation, the bottom of footboard (702) is provided with backup pad (703), the bottom of backup pad (703) is provided with friction block (704), the bottom of friction block (704) is provided with friction line (705).
2. The mobile large-scale smoke exhaust fan according to claim 1, wherein: the friction block (704) is made of rubber, and a plurality of friction lines (705) are arranged in an equidistant and uniform array.
3. The mobile large-scale smoke exhaust fan according to claim 1, wherein: the fan main body (3) comprises a shell (301), an expansion opening (6) is formed in the front end of the shell (301), and the expansion opening (6) is in an arc-shaped structure.
4. The portable large-scale smoke exhaust fan according to claim 3, wherein: the inside of casing (301) is provided with mounting groove (306), the inside of mounting groove (306) is connected with motor (305) through mount (304) dismantlement.
5. The mobile large-scale smoke exhaust ventilator according to claim 4, wherein: the output end of the motor (305) is provided with a rotating wheel (302), and the outer side of the rotating wheel (302) is provided with fan blades (303).
6. The mobile large-scale smoke exhaust ventilator according to claim 5, wherein: the fan blades (303) are arranged in a plurality, and the fan blades (303) are distributed in an annular array at equal intervals.
7. The mobile large-scale smoke exhaust fan according to claim 1, wherein: the bottom of remove seat (1) is provided with four universal seats (4), four the bottom of universal seat (4) rotates and is connected with gyro wheel (5).
8. The portable large-scale smoke exhaust fan according to claim 3, wherein: one side of the shell (301) is provided with a push rod (8), and the push rod (8) is made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323462429.6U CN221257196U (en) | 2023-12-19 | 2023-12-19 | Large-scale smoke exhaust fan convenient to remove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323462429.6U CN221257196U (en) | 2023-12-19 | 2023-12-19 | Large-scale smoke exhaust fan convenient to remove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221257196U true CN221257196U (en) | 2024-07-02 |
Family
ID=91650366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323462429.6U Active CN221257196U (en) | 2023-12-19 | 2023-12-19 | Large-scale smoke exhaust fan convenient to remove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221257196U (en) |
-
2023
- 2023-12-19 CN CN202323462429.6U patent/CN221257196U/en active Active
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