CN216241446U - Fire-fighting smoke exhaust fan with adjustable air exhaust angle - Google Patents
Fire-fighting smoke exhaust fan with adjustable air exhaust angle Download PDFInfo
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- CN216241446U CN216241446U CN202122953270.2U CN202122953270U CN216241446U CN 216241446 U CN216241446 U CN 216241446U CN 202122953270 U CN202122953270 U CN 202122953270U CN 216241446 U CN216241446 U CN 216241446U
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Abstract
The utility model belongs to the technical field of fire-fighting smoke exhaust fans, and particularly discloses a fire-fighting smoke exhaust fan with an adjustable air exhaust angle, wherein a tooth socket is formed at the bottom of a rotating arm, a gear is arranged inside the tooth socket, the tooth socket is meshed with the gear, a rotating shaft is fixedly connected to one side of the gear, a second bearing is sleeved outside the rotating shaft, a supporting plate is arranged outside the second bearing, a bottom plate is fixedly connected to the bottom of the supporting plate, a handle is fixedly connected to the rotating shaft, a turntable is fixedly connected to one end, away from the gear, of the rotating shaft, a limiting ring is arranged outside the turntable, a sliding groove is formed between the limiting ring and the turntable, one end of the handle penetrates through the sliding groove and extends to the outside of the turntable, a plurality of fixed blocks are fixedly connected to the outside of the limiting ring, clamping grooves are formed in the handle and the fixed blocks, a belt is arranged on the handle, and the belt is sleeved outside of the handle and the fixed blocks; but make fire control smoke exhaust fan quick adjustment angle through first adjusting device and second adjusting device, and the precision of angle modulation is higher.
Description
Technical Field
The utility model relates to the technical field of fire-fighting smoke exhaust fans, in particular to a fire-fighting smoke exhaust fan with an adjustable air exhaust angle.
Background
The fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, is a short form of Chinese habit for gas compression and gas delivery machines, and generally comprises a ventilator, a blower and a wind driven generator, and when a fire disaster occurs, smoke generated by the fire disaster is discharged by the fan; the existing fire-fighting smoke exhaust fan is mostly fixed, angle adjustment cannot be carried out, and the angle adjustment radian of the fire-fighting smoke exhaust fan with adjustable angles is large, and the precision is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fire-fighting smoke exhaust fan with adjustable air exhaust angles to solve the problems that most of the existing fire-fighting smoke exhaust fans are fixed and cannot be adjusted in angle, and angle adjustment radians of some angle-adjustable fire-fighting smoke exhaust fans are large and low in precision.
In order to achieve the purpose, the utility model provides the following technical scheme: fire control smoke exhaust fan of adjustable angle of airing exhaust, its characterized in that: comprises a base, wherein first adjusting devices are symmetrically arranged on two sides of the base, each first adjusting device comprises a rotating arm, a gear, a handle, a turntable, a limiting ring, a fixing block and a belt, the rotating arms are symmetrically arranged on two sides of the base, a tooth socket is formed in the bottom of each rotating arm, the gear is arranged inside the tooth socket and is meshed with the gear, a rotating shaft is fixedly connected to one side of the gear, a second bearing is sleeved on the outer side of the rotating shaft, a supporting plate is arranged on the outer side of the second bearing, a bottom plate is fixedly connected to the bottom of the supporting plate, the rotating shaft is rotatably connected with the supporting plate through the second bearing, the handle is fixedly connected to the rotating shaft, the turntable is fixedly connected to one end of the rotating shaft, which is far away from the gear, the limiting ring is arranged on the outer side of the turntable, a sliding groove is formed between the limiting ring and the turntable, one end of the handle penetrates through the sliding groove and extends to the outer side of the turntable, and is slidably connected with the sliding groove, the outside fixedly connected with a plurality of fixed blocks of spacing collar, and all seted up the draw-in groove on handle and the fixed block, be provided with the belt on hand, the belt cup joints in the outside of handle and fixed block.
Preferably, a plurality of through holes are formed in one end of the belt, the other end of the belt is fixedly connected with a clamping piece, and one end of the clamping piece penetrates through the belt and is embedded into one through hole of the belt.
Preferably, the top of rotor arm is provided with second adjusting device, second adjusting device includes first bearing, threaded rod, screw hole, stopper, connecting axle, the bilateral symmetry fixedly connected with connecting axle of base is provided with first bearing on the rotor arm, and the axis of rotation is connected with the rotor arm rotation through first bearing.
Preferably, the top fixedly connected with connecting block of rotor arm, a plurality of stoppers of the bilateral symmetry fixedly connected with of base, the inside of stopper all sets up threaded hole, is provided with the threaded rod on the connecting block, and the one end of threaded rod passes stopper embedding one of them threaded hole.
Preferably, the bottom of the bottom plate is symmetrically and fixedly connected with a plurality of universal wheels, and the top of the base is provided with an organism.
Compared with the prior art, the utility model has the beneficial effects that:
the fire-fighting smoke exhaust fan with the adjustable air exhaust angle effectively solves the problems that the existing fire-fighting smoke exhaust fan cannot adjust the angle, and the angle adjusting radian of some fire-fighting smoke exhaust fans with adjustable angles is large and the precision is low.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a side cross-sectional structural schematic view of the present invention;
FIG. 5 is an enlarged view of the portion A of FIG. 4 according to the present invention.
In the figure: 1. a body; 2. a base; 3. a rotating arm; 4. a first bearing; 5. connecting blocks; 6. a threaded rod; 7. a limiting block; 8. a threaded hole; 9. a connecting shaft; 10. a gear; 11. a tooth socket; 12. a base plate; 13. a handle; 14. a turntable; 15. a limiting ring; 16. a chute; 17. a fixed block; 18. a belt; 19. a through hole; 20. a fastener; 21. a universal wheel; 22. a support plate; 23. a second bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: fire-fighting smoke exhaust fan with adjustable air exhaust angle comprises a base 2, wherein first adjusting devices are symmetrically arranged on two sides of the base 2, each adjusting device comprises a rotating arm 3, a gear 10, a handle 13, a turntable 14, a limiting ring 15, a fixing block 17 and a belt 18, the rotating arms 3 are symmetrically arranged on two sides of the base 2, a tooth socket 11 is formed in the bottom of each rotating arm 3, the gear 10 is arranged inside each tooth socket 11, the tooth socket 11 is meshed with the gear 10, a rotating shaft is fixedly connected to one side of each gear 10, a second bearing 23 is sleeved on the outer side of each rotating shaft, a supporting plate 22 is arranged on the outer side of each second bearing 23, a bottom plate 12 is fixedly connected to the bottom of each supporting plate 22, each rotating shaft is rotatably connected with the corresponding supporting plate 22 through the second bearing 23, the handle 13 is fixedly connected to each rotating shaft, the turntable 14 is fixedly connected to one end, far away from the gear 10, and the limiting ring 15 is arranged on the outer side of the turntable 14, be provided with spout 16 between spacing ring 15 and carousel 14, and the one end of handle 13 passes spout 16 and extends to the carousel 14 outside, and handle 13 and spout 16 sliding connection, a plurality of fixed blocks 17 of outside fixedly connected with of spacing ring 15, and all seted up the draw-in groove on handle 13 and the fixed block 17, be provided with belt 18 on the handle 13, belt 18 cup joints in the outside of handle 13 and fixed block 17.
Furthermore, one end of the belt 18 is provided with a plurality of through holes 19, the other end of the belt 18 is fixedly connected with a clamping piece 20, and one end of the clamping piece 20 penetrates through the belt 18 and is embedded into one of the through holes 19.
Further, the top of rotor arm 3 is provided with second adjusting device, second adjusting device includes first bearing 4, threaded rod 6, screw hole 8, stopper 7, connecting axle 9, the bilateral symmetry fixedly connected with connecting axle 9 of base 2 is provided with first bearing 4 on the rotor arm 3, and connecting axle 9 rotates with rotor arm 3 through first bearing 4 and is connected.
Further, the top fixedly connected with connecting block 5 of rotor arm 3, a plurality of stoppers 7 of the bilateral symmetry fixedly connected with of base 2, the inside of stopper 7 all seted up threaded hole 8, is provided with threaded rod 6 on connecting block 5, and the one end of threaded rod 6 is passed stopper 7 and is embedded into one of them threaded hole 8.
Further, the bottom of the bottom plate 12 is symmetrically and fixedly connected with a plurality of universal wheels 21, and the top of the base 2 is provided with the machine body 1.
The working principle is as follows: when the device needs to adjust the angle, the machine body 1 is rotated, a connecting shaft 9 is enabled to rotate on a rotating arm 3 through a bearing, when the angle is adjusted to be proper, a threaded rod 6 is embedded into a corresponding threaded hole 8, the threaded rod 6 of the rotating arm 3 is enabled to be clamped with a limiting block 7, the machine body 1 is enabled to be fixed, when the high-precision adjustment is carried out, a handle 13 is enabled to rotate in a sliding groove 16, the handle 13 drives a rotating shaft, so that a gear 10 rotates, the rotating arm 3 rotates, when the angle is adjusted to be proper, a belt 18 is sleeved in a clamping groove on the handle 13, then the other end of the belt 18 is enabled to be fixed on a fixing block 17 corresponding to the other end of the belt 18, the machine body 1 is enabled to be fixed, one end of the belt 18 is provided with a plurality of through holes 19, one end of a clamping piece 20 penetrates through the belt 18 to be embedded into the through holes 19, the length after the two ends of the belt 18 are connected can be adjusted through the plurality of the through holes 19, so that the distance between the handle 13 and the corresponding fixed block 17 can be finely adjusted, the precision of the angle adjustment of the machine body 1 is higher, and the precision of the angle adjustment of the machine body 1 is higher through two adjustment modes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Fire control smoke exhaust fan of adjustable angle of airing exhaust, its characterized in that: comprises a base (2), wherein first adjusting devices are symmetrically arranged on two sides of the base (2), each adjusting device comprises a rotating arm (3), a gear (10), a handle (13), a turntable (14), a limiting ring (15), a fixing block (17) and a belt (18), the rotating arms (3) are symmetrically arranged on two sides of the base (2), a tooth groove (11) is formed in the bottom of each rotating arm (3), the gear (10) is arranged inside each tooth groove (11), each tooth groove (11) is meshed with the gear (10), a rotating shaft is fixedly connected to one side of each gear (10), a second bearing (23) is sleeved on the outer side of each rotating shaft, a supporting plate (22) is arranged on the outer side of each second bearing (23), a bottom plate (12) is fixedly connected to the bottom of each supporting plate (22), the rotating shaft is rotatably connected with the supporting plates (22) through the second bearings (23), and the handles (13) are fixedly connected to the rotating shafts, and the axis of rotation is kept away from one end fixedly connected with carousel (14) of gear (10), the outside of carousel (14) is provided with spacing collar (15), be provided with spout (16) between spacing collar (15) and carousel (14), and the one end of handle (13) is passed spout (16) and is extended to the carousel (14) outside, and handle (13) and spout (16) sliding connection, a plurality of fixed blocks (17) of outside fixedly connected with of spacing collar (15), and all seted up the draw-in groove on handle (13) and fixed block (17), be provided with belt (18) on handle (13), belt (18) cup joint in the outside of handle (13) and fixed block (17).
2. A fire-fighting smoke exhaust fan with adjustable air exhaust angle according to claim 1, characterized in that: a plurality of through holes (19) are formed in one end of the belt (18), a clamping piece (20) is fixedly connected to the other end of the belt (18), and one end of the clamping piece (20) penetrates through the belt (18) and is embedded into one through hole (19) of the clamping piece.
3. A fire-fighting smoke exhaust fan with adjustable air exhaust angle according to claim 1, characterized in that: the top of rotor arm (3) is provided with second adjusting device, second adjusting device includes first bearing (4), threaded rod (6), screw hole (8), stopper (7), connecting axle (9), the bilateral symmetry fixedly connected with connecting axle (9) of base (2) is provided with first bearing (4) on rotor arm (3), and connecting axle (9) are connected with rotor arm (3) through first bearing (4) rotation.
4. A fire-fighting smoke exhaust fan with adjustable air exhaust angle according to claim 1, characterized in that: the top fixedly connected with connecting block (5) of rotor arm (3), a plurality of stopper (7) of bilateral symmetry fixedly connected with of base (2), threaded hole (8) are all seted up to the inside of stopper (7), are provided with threaded rod (6) on connecting block (5), and the one end of threaded rod (6) is passed stopper (7) and is embedded in one of them threaded hole (8).
5. A fire-fighting smoke exhaust fan with adjustable air exhaust angle according to claim 1, characterized in that: the bottom of the bottom plate (12) is symmetrically and fixedly connected with a plurality of universal wheels (21), and the top of the base (2) is provided with an organism (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122953270.2U CN216241446U (en) | 2021-11-29 | 2021-11-29 | Fire-fighting smoke exhaust fan with adjustable air exhaust angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122953270.2U CN216241446U (en) | 2021-11-29 | 2021-11-29 | Fire-fighting smoke exhaust fan with adjustable air exhaust angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216241446U true CN216241446U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122953270.2U Active CN216241446U (en) | 2021-11-29 | 2021-11-29 | Fire-fighting smoke exhaust fan with adjustable air exhaust angle |
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| CN (1) | CN216241446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053320A (en) * | 2023-10-11 | 2023-11-14 | 江苏中大空调设备有限公司 | Fire-retarding smoke outlet with adjustable ventilation quantity |
-
2021
- 2021-11-29 CN CN202122953270.2U patent/CN216241446U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053320A (en) * | 2023-10-11 | 2023-11-14 | 江苏中大空调设备有限公司 | Fire-retarding smoke outlet with adjustable ventilation quantity |
| CN117053320B (en) * | 2023-10-11 | 2023-12-08 | 江苏中大空调设备有限公司 | Fire-retarding smoke outlet with adjustable ventilation quantity |
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