CN221592351U

CN221592351U - Adjustable bracket for smoke exhaust fan

Info

Publication number: CN221592351U
Application number: CN202420264289.7U
Authority: CN
Inventors: 徐华栋; 王洪燕; 徐金国
Original assignee: Dezhou Xinjin Air Conditioning Equipment Co ltd
Current assignee: Dezhou Xinjin Air Conditioning Equipment Co ltd
Priority date: 2024-02-03
Filing date: 2024-02-03
Publication date: 2024-08-23
Anticipated expiration: 2034-02-03

Abstract

The utility model relates to the technical field of fans and discloses an adjustable bracket for a smoke exhaust fan, which comprises a top plate, wherein a plurality of sliding grooves are formed in the top of the top plate, a first spring is fixedly connected to the inner parts of the sliding grooves, a sliding block is fixedly connected to the other ends of the first springs, a base is fixedly connected to the top of the sliding block, a cavity is formed in the inner side of the base on the left side, a first rotating rod is arranged in the cavity, one end of the first rotating rod is fixedly connected with a coil spring, the other end of the first rotating rod is fixedly connected to the front end of the inner side of the cavity, and a second rotating rod is fixedly connected to the inner side of the base on the right side. According to the utility model, the first sliding groove, the second spring, the sliding block, the base and the first spring are mutually matched and are adjusted according to the sizes of the fans, so that the fans with different sizes and different diameters are adapted, and the fans are adjusted up and down through the mutual matching of the motor, the threaded rod, the half gear, the bearing, the rotating shaft and the first spring.

Description

Adjustable bracket for smoke exhaust fan

Technical Field

The utility model relates to the technical field of fans, in particular to an adjustable bracket for a smoke exhaust fan.

Background

The fan is a mechanical energy which is input, improves the pressure of gas and discharges the gas, is driven fluid machinery, is relatively common equipment in our daily life, and consists of a motor and fan blades, and can realize various functions such as heat dissipation, dust removal, smoke exhaust, ventilation and the like by combining the shape of the fan blades and the style of the motor.

However, when most of the existing fan supports are fixedly installed on the connecting seat, the shapes of the supports are relatively fixed, the fan supports cannot be adjusted according to the size of the fan, certain limitations are achieved, and most of the fan supports are fixedly installed by bolts and nuts, so that the adjustment of the smoke exhaust angle is inconvenient.

Disclosure of utility model

In order to make up the defects, the utility model provides an adjustable bracket for a smoke exhaust fan, which is used for solving the problems that the shape of the bracket is relatively fixed, the adjustment cannot be carried out according to the size of the fan, and the adjustment of the smoke exhaust angle is inconvenient because bolts and nuts are mostly adopted for fixed installation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a support with adjustable exhaust fan, includes the roof, the top of roof is provided with a plurality of spout, a plurality of the equal fixedly connected with spring of inside of spout is first, the equal fixedly connected with slider of the other end of spring is first, the equal fixedly connected with base in top of slider, the left side the inboard of base is provided with the cavity, the inside of cavity is provided with bull stick one, the one end fixedly connected with coil spring of bull stick one, the other end fixedly connected with of bull stick one is at the inboard front end of cavity, the right side the inside fixedly connected with bull stick second of base, the middle part of bull stick second rotates and is connected with the pawl, the left side the adjacent one side of base and right side base all is provided with the stretching strap, the top of pawl is provided with the block subassembly.

Through above-mentioned technical scheme, through promoting both sides base, make the slider extrude first spring, wait to remove to suitable position, place the fan at the middle part of base, through coil spring and bull stick first mutually support, make the stretching strap pull out from the cavity in to fix through pawl and bull stick second.

Further, the block subassembly includes the pull ring, the right side the top of base is provided with the pull ring, the bottom fixedly connected with slide bar of pull ring, lower part fixed connection limiting plate in the outside of slide bar, the top fixedly connected with spring second of limiting plate, the one end fixed connection of spring second is in the bottom of pull ring.

Through the technical scheme, the pull ring is pulled, the sliding rod slides out of the limiting plate in cooperation with the second spring, limiting of the pawl is relieved, and when the pull ring is loosened, the sliding rod is clamped into the pawl due to the elastic force of the second spring, so that the sliding rod limits the pawl.

Further, the top of roof is all rotated and is connected with the pivot, the equal fixedly connected with of one end is kept away from mutually in the pivot at the middle part of bearing, the bottom of bearing rotates and is connected with the support frame, the equal fixedly connected with bottom plate in bottom of support frame, the equal fixedly connected with half gear in bottom of roof, the equal fixedly connected with fixed plate in front and back end in top left side of bottom plate, the rear side the inboard fixedly connected with recess of fixed plate, the inboard rear end fixedly connected with spring three of recess, the one end fixedly connected with second snap ring of spring three, the front side the middle part fixedly connected with motor of fixed plate, the output fixedly connected with threaded rod of motor, the one end of threaded rod runs through recess and threaded connection has first snap ring, threaded rod and half gear engagement connection.

Through above-mentioned technical scheme, starter motor drive threaded rod rotates, drives half gear through support frame cooperation bearing and pivot simultaneously and rotates, adjusts the fan to through first snap ring, second snap ring and the mutual cooperation of spring three phase, fix the angle of fan.

Further, the sliding block is in sliding connection with the sliding groove.

Through the technical scheme, the sliding block is convenient to move along the sliding groove, so that the sliding block is adjusted according to the ruler diameter of the fan, and the sliding block is suitable for fans of different types or kinds.

Further, a switch is fixedly connected to the left side of the support frame on the left side, and the switch is electrically connected with the motor.

Through above-mentioned technical scheme, the staff of being convenient for carries out work control to the motor through control switch to adjust the support.

Further, the support columns are fixedly connected to the four corners of the top of the bottom plate, and the anti-slip pads are fixedly connected to the bottom ends of the support columns.

Through above-mentioned technical scheme, the support column plays auxiliary stay effect, and the slipmat is convenient for increase frictional force, improves the stability of support.

Further, adjacent sides of the base on the left side and the base on the right side are arc-shaped.

Through above-mentioned technical scheme, the arc has structural property good, and anti side moves rigidity is big, and bearing capacity is strong, advantages such as save material.

The utility model has the following beneficial effects:

1. In the utility model, through the mutual cooperation of the first chute, the second spring, the sliding block, the base, the cavity, the first rotating rod, the second rotating rod, the coil spring and the pawl, the fan is adjusted according to the size of the fan, so that the fan is suitable for fans with different sizes and different diameters, has strong practicability and is worthy of popularization and use.

2. According to the utility model, the fan is adjusted up and down by mutually matching the motor, the threaded rod, the half gear, the bearing, the rotating shaft, the top plate, the first spring clamp ring and the second clamp ring, so that the fan can discharge smoke in different directions and angles, and the fan is suitable for different installation positions and workplaces.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an adjustable bracket for a smoke exhaust fan;

Fig. 2 is a split view of an adjustable bracket for a smoke exhaust fan according to the present utility model;

FIG. 3 is a cross-sectional view of a left base of an adjustable bracket for a smoke exhaust fan according to the present utility model;

Fig. 4 is a cross-sectional view of a right base of an adjustable bracket for a smoke exhaust fan according to the present utility model;

fig. 5 is a partial enlarged view of an adjustable bracket for a smoke exhaust fan according to the present utility model;

Fig. 6 is an enlarged view of a position B of an adjustable bracket for a smoke exhaust fan.

Legend description:

1. A top plate; 2. a chute; 3. a first spring; 4. a slide block; 5. a base; 6. a cavity; 7. a first rotating rod; 8. a coil spring; 9. a second rotating rod; 10. a pawl; 11. a pull ring; 12. the slide bar, 13 and the limiting plate; 14. a second spring; 15. pulling a belt; 16. a rotating shaft; 17. a bearing; 18. a support frame; 19. a bottom plate; 20. a fixing plate; 21. a motor; 22. a threaded rod; 23. a groove; 24. a first snap ring; 25. a third spring; 26. a second snap ring; 27. a half gear; 28. a switch; 29 support columns; 30. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a support with adjustable exhaust fan, including roof 1, roof 1's top is provided with a plurality of spout 2, the equal fixedly connected with spring of the inside of a plurality of spout 2 is first 3, the equal fixedly connected with slider 4 of the other end of spring first 3, the equal fixedly connected with base 5 in top of slider 4, the inboard of left side base 5 is provided with cavity 6, the inside of cavity 6 is provided with bull stick one 7, the one end fixedly connected with coil spring 8 of bull stick one 7, the other end fixedly connected with of bull stick one 7 is at the inboard front end of cavity 6, the inside fixedly connected with bull stick two 9 of right side base 5, the middle part of bull stick two 9 rotates and is connected with pawl 10, the adjacent one side of left side base 5 and right side base 5 all is provided with stretching strap 15, the top of pawl 10 is provided with the block subassembly.

The base 5 on both sides is pushed to enable the sliding block 4 at the bottom of the base to extrude the first spring 3, the fan is placed in the middle of the base 5, at the moment, the elastic force generated by the first spring 3 enables the base 5 to preliminarily clamp and fix the fan, at the moment, the pulling belt 15 at the top of the base 5 is pulled to enable the coil spring 8 and the first rotating rod 7 to be matched with each other, the pulling belt 15 is pulled out of the cavity 6 in the base 5 on the left side and fixed on the second rotating rod 9 in the base 5 on the right side, the pawl 10 is limited through the clamping assembly, the adjustment is carried out according to the size of the fan, the fans with different sizes and different diameters are adapted, after the installation is completed, the motor 21 is started to drive the threaded rod 22 to rotate, meanwhile, the supporting frame 18 is matched with the bearing 17 and the rotating shaft 16 to drive the half gear 27 to rotate, the fan is adjusted, and the angle of the fan is fixed through the first clamping ring 24, the second clamping ring 26 and the third spring 25.

Referring to fig. 4 and 5, the clamping assembly comprises a pull ring 11, the top of the right base 5 is provided with the pull ring 11, the bottom of the pull ring 11 is fixedly connected with a slide bar 12, the middle lower part of the outer side of the slide bar 12 is fixedly connected with a limiting plate 13, the top of the limiting plate 13 is fixedly connected with a second spring 14, one end of the second spring 14 is fixedly connected with the bottom of the pull ring 11, the pull ring 11 is pulled to enable the slide bar 12 to slide out of the limiting plate 13 in cooperation with the second spring 14, limiting of the pawl 10 is released, when the pull ring 11 is released, the slide bar 12 is clamped into the pawl 10 due to the elasticity of the second spring 14, so that the slide bar 12 limits the pawl 10,

Referring to fig. 1, fig. 2 and fig. 6, the top left and right sides of the top plate 1 are all rotationally connected with a rotating shaft 16, one end, far away from each other, of the rotating shaft 16 is all fixedly connected with the middle part of a bearing 17, the bottom of the bearing 17 is rotationally connected with a supporting frame 18, the bottom of the supporting frame 18 is all fixedly connected with a bottom plate 19, the bottom left and right sides of the top plate 1 is all fixedly connected with a half gear 27, the top left and rear ends of the bottom plate 19 are all fixedly connected with a fixed plate 20, the inner side of the rear fixed plate 20 is fixedly connected with a groove 23, the inner side rear end of the groove 23 is fixedly connected with a spring three 25, one end of the spring three 25 is fixedly connected with a second clamping ring 26, the middle part of the front fixed plate 20 is fixedly connected with a motor 21, the output end of the motor 21 is fixedly connected with a threaded rod 22, one end of the threaded rod 22 penetrates the groove 23 and is in threaded connection with a first clamping ring 24, and the threaded rod 22 is in meshed connection with the half gear 27.

The starting motor 21 drives the threaded rod 22 to rotate, meanwhile, the supporting frame 18 is matched with the bearing 17 and the rotating shaft 16 to drive the half gear 27 to rotate, the fan is adjusted, and the angle of the fan is fixed through the mutual matching of the first clamping ring 24, the second clamping ring 26 and the third spring 25.

Referring to fig. 1 and 2, slider 4 and spout 2 sliding connection, be convenient for slider 4 remove along spout 2, thereby adjust according to the chi footpath of fan, adapt to different models or types of fan, left side fixedly connected with switch 28 of left side support frame 18, switch 28 and motor 21 electric connection, the staff of being convenient for carries out work control to motor 21 through control switch 28, thereby adjust the support, equal fixedly connected with support column 29 in four corners in top of bottom plate 19, the equal fixedly connected with slipmat 30 in bottom of support column 29, support column 29 plays auxiliary support effect, slipmat 30 is convenient for increase frictional force, improve the stability of support, adjacent one side of left side base 5 and right side base 5 is the arc, the arc has structural property well, the anti side moves rigidity greatly, bearing capacity is strong, save advantages such as material.

Working principle: the sliding blocks 4 at the bottom of the base 5 slide along the sliding grooves 2 and squeeze the first spring 3, the fan is placed in the base 5 to be moved to a proper position, the base 5 is pushed by the elastic force of the first spring 3 to preliminarily fix the fan, meanwhile, the pull belt 15 in the left base 5 is pulled out through the mutual matching of the coil spring 8 and the first rotating rod 7, the fan is fixed in the right base 5 through the mutual matching of the pawl 10, the second rotating rod 9, the pull ring 11, the sliding rod 12, the limiting plate 13 and the second spring 14, the fan is further fixed, the threaded rod 22 is driven to rotate by the motor 21 after the fan is installed, the supporting frame 18, the bearing 17, the rotating shaft 16 and the top plate 1 are matched with each other, the threaded rod 22 is driven to rotate by the first clamping ring 24, the first clamping ring 24 and the second clamping ring 26 are clamped, and the fan rotating angle is fixed, so that the fan can be adjusted in different directions and angles.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a support with adjustable exhaust fan, includes roof (1), its characterized in that: the top of roof (1) is provided with a plurality of spout (2), a plurality of the inside of spout (2) is equal fixedly connected with spring one (3), the equal fixedly connected with slider (4) of the other end of spring one (3), the equal fixedly connected with base (5) in top of slider (4), the left side the inboard of base (5) is provided with cavity (6), the inside of cavity (6) is provided with bull stick one (7), the one end fixedly connected with coil spring (8) of bull stick one (7), the other end fixedly connected with of bull stick one (7) is at the inboard front end of cavity (6), the right side the inside fixedly connected with bull stick two (9) of base (5), the middle part rotation of bull stick two (9) is connected with pawl (10), the left side the adjacent one side of base (5) and right side base (5) all is provided with stretching strap (15), the top of pawl (10) is provided with block subassembly.

2. The adjustable bracket for a smoke exhaust ventilator according to claim 1, wherein: the clamping assembly comprises a pull ring (11), the right side is provided with the pull ring (11) at the top of the base (5), a slide bar (12) is fixedly connected to the bottom of the pull ring (11), a limiting plate (13) is fixedly connected to the middle lower portion of the outer side of the slide bar (12), a second spring (14) is fixedly connected to the top of the limiting plate (13), and one end of the second spring (14) is fixedly connected to the bottom of the pull ring (11).

3. The adjustable bracket for a smoke exhaust ventilator according to claim 1, wherein: the top of roof (1) is all rotated and is connected with pivot (16), the equal fixedly connected with of one end in the middle part of bearing (17) keeps away from mutually of pivot (16), the bottom of bearing (17) is rotated and is connected with support frame (18), the equal fixedly connected with bottom plate (19) of bottom of support frame (18), the equal fixedly connected with half-gear (27) of bottom left and right sides of roof (1), the equal fixedly connected with fixed plate (20) of top left side front and back end of bottom plate (19), the rear side the inboard fixedly connected with recess (23) of fixed plate (20), the inboard rear end fixedly connected with spring three (25) of recess (23), the one end fixedly connected with second snap ring (26) of spring three (25), the front side the middle part fixedly connected with motor (21) of fixed plate (20), the output fixedly connected with threaded rod (22) of motor (21), the one end of threaded rod (22) runs through recess (23) and threaded connection first snap ring (24), half-gear (27) meshing.

4. The adjustable bracket for a smoke exhaust ventilator according to claim 1, wherein: the sliding block (4) is connected with the sliding groove (2) in a sliding way.

5. An adjustable support for a smoke evacuation fan according to claim 3, wherein: the left side of the support frame (18) on the left side is fixedly connected with a switch (28), and the switch (28) is electrically connected with the motor (21).

6. An adjustable support for a smoke evacuation fan according to claim 3, wherein: support columns (29) are fixedly connected to four corners of the top of the bottom plate (19), and anti-slip pads (30) are fixedly connected to the bottom ends of the support columns (29).

7. The adjustable bracket for a smoke exhaust ventilator according to claim 1, wherein: the adjacent sides of the base (5) on the left side and the base (5) on the right side are arc-shaped.