CN219282098U

CN219282098U - Damping device for fan

Info

Publication number: CN219282098U
Application number: CN202223589123.2U
Authority: CN
Inventors: 张希良
Original assignee: Nantong Divat Energy Saving Blower Co ltd
Current assignee: Nantong Divat Energy Saving Blower Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-30
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a damping device for a fan, which relates to the technical field of fans and comprises a mounting base, wherein a first rotating shaft is rotatably connected in the mounting base, the upper end of the first rotating shaft is fixedly connected with a rotating plate, the top of the rotating plate is connected with a supporting plate through a damping mechanism, the top of the supporting plate is provided with a connecting plate, the top of the connecting plate is fixedly provided with a fan body, and the outer side of the first rotating shaft is fixedly connected with a first bevel gear, and the damping device has the beneficial effects that: through pulling knob control second pivot rotates for the pivoted plate at first pivot and top rotates, thereby has realized the direction adjustment of fan body, removes the pulling to the knob afterwards, and the reference column receives the elasticity of second expansion spring to block inside one of them locating hole this moment, thereby fixes the position of fan body, and its flexibility is higher, can freely adjust the orientation of fan body, has practiced thrift manpower and time.

Description

Damping device for fan

Technical Field

The utility model relates to the technical field of fans, in particular to a damping device for a fan.

Background

The fan is a common short for gas compression and gas conveying machinery in China, and the fan generally comprises a ventilator, a blower and a wind driven generator, and the gas compression and gas conveying machinery is a machinery for converting rotary mechanical energy into gas pressure energy and kinetic energy and conveying the gas out. In the use process of the fan, certain vibration can be generated due to the fact that the machining precision of the blades and the like causes eccentricity, the motor rotates and the like, the main vibration direction is parallel to the rotation plane of the blades of the fan, when the vibration is overlarge, the fan can cause adverse effects on the service life of the fan and the like after long-term use, and the fan is usually mounted on a damping device to achieve a damping effect.

The utility model provides a damping device suitable for fan is disclosed to application number (202220441083.8), including the base, the equal fixedly connected with fixing base in both sides at base top, the top of base is provided with damper, damper includes the spring, links piece, connecting rod and roof, and the top welding of spring has even piece, the top fixedly connected with connecting rod of even piece, the top fixedly connected with roof of connecting rod. The damping device suitable for the fan solves the problems that the conventional damping device for the fan has poor damping effect, does not have the protection function for the fan, can damage the fan once falling down, is not beneficial to use,

this patent improves back to damping device for fan, and the shock attenuation is effectual can protect the fan simultaneously, but this structure has some not enough in the in-service use in-process, sometimes need change the orientation of fan in the fan working process to must dismantle the fan, install again in the position of adjusting, very inconvenient.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a damping device for a fan, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a damping device for fan, includes the installation base, the inside rotation of installation base is connected with first pivot, the upper end fixedly connected with rotor plate of first pivot, the top of rotor plate is connected with the backup pad through damper, the top of backup pad is provided with the connecting plate, the top fixed mounting of connecting plate has the fan body, the outside fixedly connected with first bevel gear of first pivot, the inside rotation of installation base is connected with the second pivot, the one end fixedly connected with second bevel gear of second pivot, second bevel gear is connected with first bevel gear meshing, first spout has been seted up to the inside of second pivot, the inside sliding connection of first spout has first slider, one side fixedly connected with movable rod of first slider, the one end fixedly connected with knob of movable rod, the outside cover of movable rod is equipped with the second telescopic spring, one side fixed mounting of knob has seted up a plurality of locating holes, the locating column is suitable for with the locating hole, a plurality of locating hole annular equidistant ranges.

Through using above-mentioned technical scheme, rotate through pulling knob control second pivot for the pivoted plate at first pivot and top rotates, thereby has realized the direction adjustment of fan body, releases the pulling to the knob afterwards, and the reference column receives the elasticity of second telescopic spring to block inside one of them locating hole this moment, thereby fixes the position of fan body, and its flexibility is higher, can freely adjust the orientation of fan body, has practiced thrift manpower and time.

Preferably, the damping mechanism comprises a damper, the damper is fixedly arranged between the supporting plate and the rotating plate, and a first telescopic spring is sleeved on the outer side of the damper.

Through using above-mentioned technical scheme, through the mutual cooperation of attenuator and first expansion spring, can reduce the vibration that the fan body during operation produced to play shock attenuation buffering effect.

Preferably, a sliding rod is fixedly arranged at the top of the rotating plate, penetrates through the supporting plate and is in sliding connection with the supporting plate.

Through using above-mentioned technical scheme, can carry out spacingly to the backup pad, improve the stability of fan body.

Preferably, a positioning block is fixedly arranged at the bottom of the connecting plate, a positioning groove is formed in the top of the supporting plate, and the positioning block is matched with the positioning groove.

Through using above-mentioned technical scheme, can carry out spacingly to the fan body, prevent the displacement of position about the fan body takes place.

Preferably, the top of backup pad has been seted up the second spout, the inside sliding connection of second spout has the second slider, the inside fixed mounting of second spout has the third extension spring, the top fixed mounting of second slider has the L type inserted bar, the slot has been seted up in the outside of connecting plate, L type inserted bar and slot looks adaptation, the top fixed mounting of L type inserted bar has the pull ring.

Through using above-mentioned technical scheme, the second slider receives the elasticity of third extension spring and slides for L type inserted bar card advances inside the slot, thereby fixes the connecting plate, makes the fan body be fixed to the top of backup pad.

Preferably, one side fixed mounting of L type inserted bar has the square pole, the draw-in groove has been seted up at the top of square pole, the top fixed mounting of backup pad has the fixed block, the spacing groove has been seted up to one side of fixed block, the inside sliding connection of fixed block has the fixture block, one side of fixture block is provided with the inclined plane, the top fixed mounting of fixture block has the pull rod.

Through using above-mentioned technical scheme, make L type inserted bar keep away from the slot through pulling pull ring to with the one end of square pole in deep spacing inslot, the fixture block receives in the card advances the draw-in groove under the action of gravity this moment, thereby dismantles the fan body.

The utility model provides a damping device for a fan, which has the following beneficial effects:

1. this damping device for fan rotates through pulling knob control second pivot for the pivoted plate at first pivot and top rotates, thereby has realized the direction adjustment of fan body, releases the pulling to the knob afterwards, and the reference column receives the elasticity of second telescopic spring to block inside one of them locating hole this moment, thereby fixes the position of fan body, and its flexibility is higher, can freely adjust the orientation of fan body, has practiced thrift manpower and time.

2. This damping device for fan makes L type inserted bar keep away from the slot through pulling the pull ring to in going into the spacing inslot with the one end of square pole, the fixture block receives the effect of gravity down the card and advances the draw-in groove this moment, thereby dismantle the fan body, can advance the locating piece card of connecting plate bottom inside the constant head tank during the installation, the accessible upwards pulling pull rod makes the fixture block keep away from the draw-in groove this moment, the second slider receives the elasticity of third extension spring and slides this moment, make L type inserted bar card advance the slot inside, can accomplish the installation, its simple structure reaches the effect of being convenient for fan body installation and dismantlement, be favorable to the maintenance work of fan body.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

fig. 3 is an enlarged view of the utility model at B in fig. 1.

In the figure: 1. a mounting base; 2. a rotating plate; 3. a first rotating shaft; 4. a first bevel gear; 5. a second bevel gear; 6. a second rotating shaft; 7. a first extension spring; 8. a damper; 9. a slide bar; 10. a support plate; 11. a connecting plate; 12. a fan body; 13. a movable rod; 14. a knob; 15. positioning columns; 16. positioning holes; 17. a first slider; 18. a second extension spring; 19. a first chute; 20. a positioning block; 21. a positioning groove; 22. a second slider; 23. a second chute; 24. a third extension spring; 25. an L-shaped inserted link; 26. a slot; 27. a pull ring; 28. square rods; 29. a clamping groove; 30. a fixed block; 31. a limit groove; 32. a clamping block; 33. and (5) a pull rod.

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.

Embodiment one:

referring to fig. 1 to 3, a damping device for a fan includes a mounting base 1, mounting holes are formed in the mounting base 1 near four corners, the mounting base 1 is mounted on a mounting platform through screws and penetrating the mounting holes, a first rotating shaft 3 is rotatably connected in the mounting base 1, a rotating plate 2 is fixedly connected to the upper end of the first rotating shaft 3, a supporting plate 10 is connected to the top of the rotating plate 2 through a damping mechanism, a connecting plate 11 is arranged at the top of the supporting plate 10, a fan body 12 is fixedly mounted at the top of the connecting plate 11, a first bevel gear 4 is fixedly connected to the outer side of the first rotating shaft 3, a second rotating shaft 6 is rotatably connected in the mounting base 1, a second bevel gear 5 is fixedly connected to one end of the second rotating shaft 6, the second bevel gear 5 is meshed with the first bevel gear 4, a first chute 19 is formed in the second rotating shaft 6, the first sliding groove 19 is internally and slidingly connected with a first sliding block 17, one side of the first sliding block 17 is fixedly connected with a movable rod 13, one end of the movable rod 13 is fixedly connected with a knob 14, the outer side of the movable rod 13 is sleeved with a second telescopic spring 18, one side of the knob 14 is fixedly provided with a positioning column 15, one side of the mounting base 1 is provided with a plurality of positioning holes 16, the positioning column 15 is matched with the positioning holes 16, the positioning holes 16 are annularly and equidistantly arranged, the fan body 12 can be rotated to a certain position for locking, the positioning column 15 is separated from the positioning holes 16 by pulling the knob 14, then the second rotating shaft 6 is controlled to rotate, the first rotating shaft 3 and the rotating plate 2 at the top are rotated under the meshing connection effect of the second bevel gear 5 and the first bevel gear 4, so that the direction adjustment of the fan body 12 is realized, and then the pulling of the knob 14 is released, at this time, the positioning column 15 is clamped inside one of the positioning holes 16 by the elastic force of the second telescopic spring 18, so that the position of the fan body 12 is fixed, the flexibility is high, the orientation of the fan body 12 can be freely adjusted, and the labor and time are saved.

Embodiment two:

the damping mechanism comprises a damper 8, the damper 8 is fixedly arranged between a supporting plate 10 and a rotating plate 2, a first telescopic spring 7 is sleeved on the outer side of the damper 8, and vibration generated during operation of a fan body 12 can be reduced through mutual matching of the damper 8 and the first telescopic spring 7, so that a damping and buffering effect is achieved, a sliding rod 9 is fixedly arranged at the top of the rotating plate 2, and the sliding rod 9 penetrates through the supporting plate 10 and is in sliding connection with the supporting plate 10.

Embodiment III:

the bottom of the connecting plate 11 is fixedly provided with a positioning block 20, the top of the supporting plate 10 is provided with a positioning groove 21, the positioning block 20 is matched with the positioning groove 21, the top of the supporting plate 10 is provided with a second sliding groove 23, the inside of the second sliding groove 23 is slidably connected with a second sliding block 22, the inside of the second sliding groove 23 is fixedly provided with a third telescopic spring 24, the top of the second sliding block 22 is fixedly provided with an L-shaped inserting rod 25, the outer side of the connecting plate 11 is provided with a slot 26, the L-shaped inserting rod 25 is matched with the slot 26, the top of the L-shaped inserting rod 25 is fixedly provided with a pull ring 27, one side of the L-shaped inserting rod 25 is fixedly provided with a square rod 28, the top of the square rod 28 is provided with a clamping groove 29, the top of the supporting plate 10 is fixedly provided with a fixed block 30, one side of the fixed block 30 is provided with a limiting groove 31, the inside of the fixed block 30 is slidably connected with a clamping block 32, one side of the clamping block 32 is provided with an inclined surface, when the square rod 28 is clamped into the limiting groove 31, the clamping block 32 is extruded to automatically move upwards, when the clamping groove 29 moves to the position right below the clamping block 32, the clamping block 32 is clamped into the clamping groove 29 under the action of gravity, so that hands of a worker are liberated, the connecting plate 11 is detached, the structure is simple, the operation can be carried out by a single person, the pull rod 33 is fixedly arranged at the top of the clamping block 32, the L-shaped inserting rod 25 is far away from the slot 26 by pulling the pull ring 27, one end of the square rod 28 is extended into the limiting groove 31, the clamping block 32 is clamped into the clamping groove 29 under the action of gravity, so that the fan body 12 is detached, the positioning block 20 at the bottom of the connecting plate 11 can be clamped into the positioning groove 21 during installation, the clamping block 32 is far away from the clamping groove 29 by upwards pulling the pull rod 33, the second sliding block 22 slides under the elastic force of the third telescopic spring 24, the L-shaped inserting rod 25 is clamped into the slot 26, the installation can be completed, the structure is simple, and the effect of being convenient for the installation and the disassembly of the fan body 12 is achieved.

To sum up, this damping device for fan, during the use, the accessible is fixed mounting base 1 to the mounting platform, when the orientation of fan body 12 needs to be changed, accessible pulling knob 14 makes reference column 15 keep away from locating hole 16, then control second pivot 6 and rotate, utilize under the meshing connection effect of second bevel gear 5 and first bevel gear 4, make first pivot 3 and top rotor plate 2 rotate, thereby realize the direction adjustment of fan body 12, remove the pulling to knob 14 afterwards, the reference column 15 receives the elasticity card of second telescopic spring 18 in one of them locating hole 16 inside, thereby fix the position of fan body 12, when need dismantle fan body 12, the accessible pulling pull ring 27 makes L type inserted bar 25 keep away from slot 26, and with the one end of square bar 28 in depth into spacing groove 31, fixture block 32 receives the effect under the action of gravity and goes into draw-in groove 29 this moment, thereby the inside the locating piece 20 card of connecting plate 11 bottom the inside the locating groove 21, the accessible upwards pulling fixture block 33 makes the slider 32 keep away from draw-in groove 29, the second inserted bar 24 receives the inside telescopic spring 24, can finish the installation of type inserted bar 25.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Damping device for fan, including installation base (1), its characterized in that: the inside rotation of installation base (1) is connected with first pivot (3), the upper end fixedly connected with rotor plate (2) of first pivot (3), the top of rotor plate (2) is connected with backup pad (10) through damper, the top of backup pad (10) is provided with connecting plate (11), the top fixed mounting of connecting plate (11) has fan body (12), the outside fixedly connected with first bevel gear (4) of first pivot (3), the inside rotation of installation base (1) is connected with second pivot (6), the one end fixedly connected with second bevel gear (5) of second pivot (6), second bevel gear (5) and first bevel gear (4) meshing are connected, first spout (19) have been seted up to the inside of second pivot (6), the inside sliding connection of first spout (19) has first slider (17), one side fixedly connected with movable rod (13), one end fixedly connected with knob (14) of movable rod (13), one side (14) of movable rod (13) is equipped with, one side (16) of the fixed mounting of flexible base (16) has, one side (16) of the fixed positioning hole, the positioning columns (15) are matched with the positioning holes (16), and a plurality of the positioning holes (16) are annularly and equidistantly arranged.

2. The damper device for a fan according to claim 1, wherein: the damping mechanism comprises a damper (8), the damper (8) is fixedly arranged between a supporting plate (10) and a rotating plate (2), and a first telescopic spring (7) is sleeved on the outer side of the damper (8).

3. The damper device for a fan according to claim 1, wherein: the top of the rotating plate (2) is fixedly provided with a sliding rod (9), and the sliding rod (9) penetrates through the supporting plate (10) and is in sliding connection with the supporting plate (10).

4. The damper device for a fan according to claim 1, wherein: the bottom of connecting plate (11) is fixed mounting has locating piece (20), constant head tank (21) have been seted up at the top of backup pad (10), locating piece (20) and constant head tank (21) looks adaptation.

5. The damper device for a fan according to claim 1, wherein: the utility model discloses a novel structure of the electric motor car, including backup pad, socket, pull ring, L type inserted bar (27) and fixed mounting in the top of backup pad (10), second spout (23) have been seted up at the top of backup pad (10), the inside sliding connection of second spout (23) has second slider (22), the inside fixed mounting of second spout (23) has third telescopic spring (24), the top fixed mounting of second slider (22) has L type inserted bar (25), slot (26) have been seted up in the outside of connecting plate (11), L type inserted bar (25) and slot (26) looks adaptation, the top fixed mounting of L type inserted bar (25) has pull ring (27).

6. The damper device for a fan according to claim 5, wherein: one side fixed mounting of L type inserted bar (25) has square pole (28), draw-in groove (29) have been seted up at the top of square pole (28), the top fixed mounting of backup pad (10) has fixed block (30), spacing groove (31) have been seted up to one side of fixed block (30), the inside sliding connection of fixed block (30) has fixture block (32), one side of fixture block (32) is provided with the inclined plane, the top fixed mounting of fixture block (32) has pull rod (33).