CN218118130U - Explosion-proof type exhaust fan that roof ventilation was used - Google Patents
Explosion-proof type exhaust fan that roof ventilation was used Download PDFInfo
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- CN218118130U CN218118130U CN202222002577.9U CN202222002577U CN218118130U CN 218118130 U CN218118130 U CN 218118130U CN 202222002577 U CN202222002577 U CN 202222002577U CN 218118130 U CN218118130 U CN 218118130U
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Abstract
The utility model discloses an explosion-proof type exhaust fan that roof ventilation used, including mounting panel and access panel, the fixed exhaust pipe that pegs graft in top of access panel, the top of access panel are equipped with two card holes, the top of mounting panel is rotated and is connected with two and is rotated the post, rotates the outer wall fixedly connected with connecting rod of post, and the top of connecting rod slides and pegs graft and have a card post, card post and card hole joint, the solid fixed ring of top fixedly connected with of card post, card post lie in solid fixed ring and the outer wall between the connecting rod has cup jointed the spring, a plurality of reference columns of bottom fixedly connected with of access panel, reference column and mounting panel slide and peg graft, the bottom fixedly connected with fixing base in the exhaust pipe, the top of fixing base is rotated and is connected with exhaust wheel, the top fixedly connected with connecting axle of exhaust wheel. The utility model discloses be convenient for pull down to the exhaust pipe to be convenient for to the maintenance of explosion-proof type exhaust fan, convenient and fast.
Description
Technical Field
The utility model relates to an exhaust fan technical field especially relates to an explosion-proof type exhaust fan that roof ventilation used.
Background
The exhaust fan is an air conditioning electric appliance which drives blades to rotate by a motor to drive airflow so as to exchange indoor air and outdoor air, is widely used for air exhaust and air exchange of roofs of high and large workshops of the industries such as machinery, chemical engineering, rubber, pharmacy, light textile and the like and high-grade civil buildings, and has common types such as a conventional type, an anticorrosive type, an explosion-proof type and the like.
At present, most of the existing explosion-proof exhaust fans have the following defects: explosion-proof type exhaust fan is mostly fixed mounting, when needs are dismantled and are maintained, comparatively inconvenient, has wasted more time, can not satisfy people's demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an explosion-proof exhaust fan for roof ventilation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an explosion-proof type exhaust fan that roof ventilation used, includes mounting panel and access panel, the fixed exhaust pipe of pegging graft in top of access panel, the top of access panel are equipped with two card holes, the top of mounting panel is rotated and is connected with two and rotates the post, rotates the outer wall fixedly connected with connecting rod of post, and the top of connecting rod slides and pegs graft and has a card post, card post and card hole joint, the solid fixed ring of top fixedly connected with of card post, the outer wall that the card post is located between solid fixed ring and the connecting rod has cup jointed the spring.
As the utility model discloses scheme further again, a plurality of reference columns of bottom fixedly connected with of access panel, reference column and mounting panel slip grafting.
As the utility model discloses scheme further again, bottom fixedly connected with fixing base in the exhaust pipe, the top of fixing base is rotated and is connected with row wind wheel, row wind wheel's top fixedly connected with connecting axle.
As the utility model discloses further scheme again, one side outer wall fixedly connected with casing of exhaust pipe, fixedly connected with motor in the casing, the output of motor and the equal key-type connection in top of connecting axle have the band pulley, and the transmission is connected with the belt between two band pulleys.
As a further proposal of the utility model, the top end of the exhaust pipe is fixedly connected with a protective cover.
As a further scheme of the utility model, the one end and the solid fixed ring fixed connection of spring, the other end and the connecting rod fixed connection of spring.
The utility model has the advantages that:
1. the utility model discloses a cooperation setting of rotating post, connecting rod, card post, solid fixed ring, spring and card hole is convenient for pull down to the exhaust pipe to be convenient for to the maintenance of explosion-proof type exhaust fan, convenient and fast.
2. The utility model discloses a cooperation setting of band pulley and belt can be convenient for part exhaust wheel and motor to make the exhaust fan have explosion-proof function.
3. The utility model discloses a setting that the top of exhaust pipe was equipped with the protection casing can shelter from the protection casing at the exhaust pipe top, avoids the rainwater to fall into in the exhaust pipe.
Drawings
Fig. 1 is a schematic view of a part of a three-dimensional structure of an explosion-proof exhaust fan for roof ventilation according to the present invention;
fig. 2 is a schematic cross-sectional view of an explosion-proof exhaust fan for ventilation and air exchange on a roof according to the present invention;
fig. 3 is a schematic view of the bottom view of the explosion-proof exhaust fan for ventilation and air exchange on the roof of the present invention;
fig. 4 is a schematic perspective view of an explosion-proof exhaust fan for ventilation and ventilation on a roof according to the present invention.
In the figure: 1. mounting a plate; 2. an access panel; 3. rotating the column; 4. a connecting rod; 5. clamping the column; 6. a fixing ring; 7. a spring; 8. clamping holes; 9. a positioning column; 10. an exhaust duct; 11. a fixed seat; 12. a wind discharging wheel; 14. a connecting shaft; 15. a pulley; 16. a belt; 17. a protective cover; 18. a housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-4, an explosion-proof type exhaust fan that roof ventilation used, including mounting panel 1 and access panel 2, fixed grafting of access panel 2's top has exhaust pipe 10, access panel 2's top is equipped with two card holes 8, mounting panel 1's top is rotated and is connected with two and is rotated post 3, the outer wall integrated into one piece that rotates post 3 has connecting rod 4, connecting rod 4's top is slided and is pegged graft and has card post 5, card post 5 and card hole 8 joint, upwards lift card post 5 and make it separate with card hole 8, then, outwards rotate connecting rod 4 and make card post 5 and access panel 2 separate, can dismantle exhaust pipe 10 and overhaul, card post 5's top integrated into one piece has solid fixed ring 6, the outer wall that card post 5 is located between solid fixed ring 6 and the connecting rod 4 has cup jointed spring 7, gu fixed ring 6 is spacing to spring 7.
The utility model discloses in, the bottom of access panel 2 is passed through the bolt fastening and is had a plurality of reference columns 9, reference column 9 pegs graft with the 1 slip of mounting panel, so that location installation between exhaust pipe 10 and the mounting panel 1, there is fixing base 11 bottom in the exhaust pipe 10 through the bolt fastening, the top of fixing base 11 is rotated and is connected with row wind wheel 12, there is connecting axle 14 on the top of exhaust wheel 12 through the bolt fastening, there is casing 18 one side outer wall of exhaust pipe 10 through the bolt fastening, there is the motor through the bolt fastening in the casing 18, the output of motor and the equal key-type connection in top of connecting axle 14 have band pulley 15, the transmission is connected with belt 16 between two band pulleys 15, band pulley 15 rotates under the drive of motor, it rotates to drive row wind wheel 12 under belt 16's transmission, thereby ventilate, there is protective cover 17 on the top of exhaust pipe 10 through the bolt fastening, protective cover 17 shelters from at the top of exhaust pipe 10, avoid the rainwater to fall into exhaust pipe 10, the one end and the fixed ring 6 fixed connection of spring 7, the other end and connecting rod 4 fixed connection of spring 7.
The working principle is as follows: during the use, when needs dismantle, at first, upwards lift card post 5 and make it separate with card hole 8, then, outwards rotate connecting rod 4 and make card post 5 and access panel 2 separate, can dismantle exhaust pipe 10 and overhaul, overhaul the back, through pegging graft reference column 9 on mounting panel 1, thereby install exhaust pipe 10 on mounting panel 1, then, upwards lift card post 5, it makes it aim at with card hole 8 to rotate card post 5 again, then, make card post 5 and card hole 8 joint under the effect of spring 7, thereby fix exhaust pipe 10, then, when explosion-proof type exhaust fan used, band pulley 15 rotates under the drive of motor, drive exhaust wheel 12 under the transmission of belt 16 and rotate, thereby ventilate.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an explosion-proof type exhaust fan that roof ventilation was used, includes mounting panel (1) and access panel (2), its characterized in that, the fixed grafting in top of access panel (2) has exhaust pipe (10), and the top of access panel (2) is equipped with two card holes (8), the top of mounting panel (1) is rotated and is connected with two and rotates post (3), rotates outer wall fixedly connected with connecting rod (4) of post (3), and the top of connecting rod (4) slides and pegs graft and have a card post (5), card post (5) and card hole (8) joint, the solid fixed ring (6) of top fixedly connected with of card post (5), the outer wall that card post (5) are located between solid fixed ring (6) and connecting rod (4) has cup jointed spring (7).
2. The explosion-proof exhaust fan for roof ventilation according to claim 1, wherein the bottom of the access panel (2) is fixedly connected with a plurality of positioning columns (9), and the positioning columns (9) are slidably inserted into the mounting plate (1).
3. The explosion-proof exhaust fan for roof ventilation according to claim 1, wherein the bottom end of the exhaust pipe (10) is fixedly connected with a fixed seat (11), the top of the fixed seat (11) is rotatably connected with an exhaust wheel (12), and the top end of the exhaust wheel (12) is fixedly connected with a connecting shaft (14).
4. The explosion-proof exhaust fan for roof ventilation according to claim 3, wherein a housing (18) is fixedly connected to an outer wall of one side of the exhaust duct (10), a motor is fixedly connected to the inside of the housing (18), the output end of the motor and the top end of the connecting shaft (14) are both in key connection with belt wheels (15), and a belt (16) is in transmission connection between the two belt wheels (15).
5. An explosion-proof type exhaust fan for roof ventilation according to claim 1, wherein a protective cover (17) is fixedly connected to the top end of the exhaust duct (10).
6. An explosion-proof exhaust fan for roof ventilation according to claim 1, wherein one end of the spring (7) is fixedly connected with the fixing ring (6), and the other end of the spring (7) is fixedly connected with the connecting rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222002577.9U CN218118130U (en) | 2022-08-01 | 2022-08-01 | Explosion-proof type exhaust fan that roof ventilation was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222002577.9U CN218118130U (en) | 2022-08-01 | 2022-08-01 | Explosion-proof type exhaust fan that roof ventilation was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218118130U true CN218118130U (en) | 2022-12-23 |
Family
ID=84518823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222002577.9U Active CN218118130U (en) | 2022-08-01 | 2022-08-01 | Explosion-proof type exhaust fan that roof ventilation was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218118130U (en) |
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2022
- 2022-08-01 CN CN202222002577.9U patent/CN218118130U/en active Active
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| GR01 | Patent grant |