CN218030828U

CN218030828U - Centrifugal fan with high-efficient buffering

Info

Publication number: CN218030828U
Application number: CN202221964509.4U
Authority: CN
Inventors: 唐美珠
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-13
Anticipated expiration: 2032-07-28

Abstract

The utility model belongs to the centrifugal fan field, especially, a centrifugal fan with high-efficient buffering, relatively poor to current centrifugal fan's buffering effect, can not reduce the vibration amplitude, produce resonance easily to damage inner structure's problem, the scheme as follows is proposed now, and it includes the base, the top fixed mounting of base has two fixed plates, and the through-hole has all been seted up to one side that two fixed plates are close to each other, and equal slidable mounting has the buffing pad in two through-holes, and the equal fixed mounting in one side that two buffing pads are close to each other has the connecting plate, and one side fixed mounting that two connecting plates are close to each other has two splint, has all seted up the connecting hole on two splint, and slidable mounting has same centrifugal fan body in two connecting holes. The utility model discloses rational in infrastructure, convenient operation, this centrifugal fan's buffering effect is better, can reduce vibration amplitude, avoids producing resonance, can avoid inner structure's damage.

Description

Centrifugal fan with high-efficient buffering

Technical Field

The utility model relates to a centrifugal fan technical field especially relates to a centrifugal fan with high-efficient buffering.

Background

The centrifugal ventilator is characterized in that when the impeller rotates, gas among blades of the centrifugal ventilator is subjected to centrifugal force to obtain kinetic energy and is discharged from the periphery of the impeller, and the kinetic energy flows to the outlet of the ventilator through the guide of the volute casing-shaped shell, so that negative pressure is formed at the central part of the impeller, external airflow continuously flows in and is supplemented, and the fan can discharge the gas;

however, the existing centrifugal ventilator has poor buffering effect, cannot reduce vibration amplitude, and is easy to generate resonance, thereby damaging the internal structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a centrifugal ventilator with high-efficiency buffering.

In order to realize the purpose, the utility model adopts the following technical scheme:

a centrifugal ventilator with high-efficiency buffering comprises a base, wherein two fixing plates are fixedly mounted at the top of the base, through holes are formed in the mutually close sides of the two fixing plates, buffering seats are slidably mounted in the two through holes, connecting plates are fixedly mounted on the mutually close sides of the two buffering seats, two clamping plates are fixedly mounted on the mutually close sides of the two connecting plates, connecting holes are formed in the two clamping plates, the same centrifugal ventilator body is slidably mounted in the two connecting holes, auxiliary rods are fixedly mounted on the two sides of the centrifugal ventilator body, auxiliary grooves are formed in the inner walls of the two sides of each connecting hole, the auxiliary rods are slidably connected in the corresponding auxiliary grooves, first springs are sleeved on the two auxiliary rods, mounting holes are formed in one sides of the two buffering seats, first gears are rotatably mounted in the two mounting holes, rotating holes are formed in the inner wall of one side of each mounting hole, the equal fixed mounting in one side of two first gears has the dwang, equal fixed mounting has first rack on the inner wall of one side of two through-holes, first rack and the first gear engagement that corresponds, the equal fixed mounting in one end of two dwangs has first bevel gear, the equal fixed mounting in one side of two buffing pads has the curb plate, it is connected with the connecting block all to rotate on two curb plates, the equal fixed mounting in one end of two connecting blocks has second bevel gear, second bevel gear and the first bevel gear engagement that corresponds, the equal fixed mounting in the other end of two connecting blocks has the second gear, the spring groove has all been seted up to one side of two buffing pads, the equal slidable mounting in two spring grooves has the second rack, second rack and the second gear engagement that corresponds, the equal fixed mounting in one side of two second racks has the second spring, the one end fixed mounting of second spring is on the inner wall of the spring inslot that corresponds.

Preferably, the bottom fixed mounting of centrifugal fan body has the bottom plate, and two recesses have been seted up to the bottom of bottom plate, all rotate in two recesses and install the buffering arm, and two fixed slots have been seted up at the top of base, and two buffering arms are extruded to the bottom plate, and the movable block that the buffering arm extrusion corresponds, the blotter that the movable block extrusion corresponds.

Preferably, the moving blocks are slidably mounted in the two fixing grooves, one end of each buffer arm is rotatably mounted on each moving block, the buffer pads are fixedly mounted on one sides of the two moving blocks, and one side of each buffer pad is fixedly connected to one side of the corresponding fixing plate.

Preferably, the square hole has been seted up at the top of cushion socket, and fixed mounting has a square pole in the through-hole, and the square pole is installed in the square hole, and the cushion socket slides on the square pole, can stabilize the position when the cushion socket removes.

Preferably, the side plate is provided with an auxiliary hole, and the connecting block is rotatably arranged in the auxiliary hole.

Preferably, a rotating groove is formed in the inner wall of the groove, a rotating block is fixedly mounted on the buffer arm and is connected to the rotating groove in a rotating mode, the buffer arm can drive the rotating block to rotate together when rotating, and the rotating block rotates in the rotating groove to stabilize the position of the buffer arm when rotating.

Compared with the prior art, the beneficial effects of the utility model reside in that:

according to the scheme, the centrifugal fan body is arranged on the two clamping plates, when the centrifugal fan body shakes, the two clamping plates can drive the connecting plate to move, the buffer seat drives the first gear to move, the first gear drives the rotating rod to rotate, the first bevel gear drives the second bevel gear to rotate, the connecting block can drive the second gear to rotate, the second rack pulls the second spring, the centrifugal fan body shakes back and forth in the connecting hole and extrudes the first spring, the elastic action of the first spring and the second spring can reduce the shaking amplitude of the buffer seat, meanwhile, the centrifugal fan body drives the bottom plate to move, the buffer arms extrude corresponding moving blocks, and the buffer cushion can improve the buffer performance of the bottom plate, so that the centrifugal fan body is protected in a buffer mode;

the utility model discloses rational in infrastructure, convenient operation, this centrifugal fan's buffering effect is better, can reduce vibration amplitude, avoids producing resonance, can avoid inner structure's damage.

Drawings

Fig. 1 is a schematic view of a front view structure provided by the present invention;

fig. 2 is a schematic structural diagram of part a of the present invention;

fig. 3 is a schematic structural diagram of part B of the present invention.

In the figure: 1. a base; 2. a fixing plate; 3. a buffer seat; 4. a connecting plate; 5. a splint; 6. a centrifugal fan body; 7. a first spring; 8. a first gear; 9. a first rack; 10. rotating the rod; 11. a first bevel gear; 12. a side plate; 13. a second bevel gear; 14. a second gear; 15. a second rack; 16. a second spring; 17. a base plate; 18. a buffer arm; 19. a moving block; 20. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

Referring to fig. 1-3, a centrifugal fan with high-efficiency buffering includes a base 1, two fixing plates 2 are fixedly mounted on a top of the base 1, through holes are formed in both sides of the two fixing plates 2, buffer seats 3 are slidably mounted in the through holes, connecting plates 4 are fixedly mounted on both sides of the two buffer seats 3, two clamping plates 5 are fixedly mounted on both sides of the two connecting plates 4, connecting holes are formed in both the clamping plates 5, the same centrifugal fan body 6 is slidably mounted in the two connecting holes, auxiliary rods are fixedly mounted on both sides of the centrifugal fan body 6, auxiliary grooves are formed in both inner walls of the connecting holes, the auxiliary rods are slidably connected in the corresponding auxiliary grooves, first springs 7 are sleeved on both the two auxiliary rods, mounting holes are formed in both sides of the two buffer seats 3, first gears 8 are rotatably mounted in both the two mounting holes, rotating holes are formed in both inner walls of one sides of the two first rotating rods 8, first racks 9 are fixedly mounted on both inner walls of one sides of the two through holes, second gears 12 are fixedly mounted on both sides of the two first rotating rods, second racks 9 are rotatably mounted on both sides of the two fixed gear seats, and second side plates 12, and a connecting block 14 is mounted on both sides of the second rack 12, and a second rack 12 are fixedly mounted on both sides of the second rack 12, and one side of each of the two second racks 15 is fixedly provided with a second spring 16, and one end of each second spring 16 is fixedly arranged on the inner wall of the corresponding spring groove.

In this embodiment, the bottom fixed mounting of centrifugal fan body 6 has bottom plate 17, and two recesses have been seted up to bottom plate 17's bottom, all rotates in two recesses and installs buffering arm 18, and two fixed slots have been seted up at base 1's top, and two buffering arms 18 of bottom plate 17 extrusion, the movable block 19 that buffering arm 18 extrusion corresponds, movable block 19 extrusion corresponding blotter 20.

In this embodiment, the moving blocks 19 are slidably mounted in the two fixing grooves, one end of the buffer arm 18 is rotatably mounted on the moving blocks 19, the buffer pads 20 are fixedly mounted on one sides of the two moving blocks 19, and one side of each buffer pad 20 is fixedly connected to one side of the corresponding fixing plate 2.

In this embodiment, the quad slit has been seted up at the top of buffing pad 3, and fixed mounting has a square pole in the through-hole, and the square pole is installed in the quad slit, and buffing pad 3 slides on the square pole, can stabilize the position when buffing pad 3 removes.

In this embodiment, seted up the auxiliary hole on the curb plate, the connecting block rotates to be installed in the auxiliary hole.

In this embodiment, the rotation groove has been seted up on the inner wall of recess, and fixed mounting has the turning block on the buffering arm 18, and the turning block rotates to be connected in rotating the inslot, can drive the turning block when buffering arm 18 rotates and rotate together, and the turning block is at the rotation inslot rotation, can stabilize the position when buffering arm 18 rotates.

In this embodiment, by setting up centrifugal fan body 6 on two splint, when centrifugal fan body 6 takes place to rock, two splint 5 can drive connecting plate 4 and remove, connecting plate 4 drives buffer seat 3 and removes, buffer seat 3 drives first gear 8 and removes, first gear 8 meshes and rotates on first rack 9, make first gear 8 drive dwang 10 and rotate, dwang 10 drives first bevel gear 11 and rotates, first bevel gear 11 drives second bevel gear 13 and rotates, second bevel gear 13 can drive the connecting block rotatory, and the connecting block can drive second gear 14 and rotate, second gear 14 drives second rack 15 and removes, make second rack 15 stimulate second spring 16, centrifugal fan body 6 rocks and extrudes first spring 7 round trip in the connecting hole, the elastic action of first spring 7 and second spring 16 can reduce the amplitude of rocking of buffer seat 3, and meanwhile, centrifugal fan body 6 drives bottom plate 17 and removes, bottom plate 17 extrudes two buffer arms 18, buffer arm 18 extrudes corresponding movable block 19, movable block 20 that movable block 19 corresponds, buffer block 20 can promote the buffer performance of bottom plate 17, thereby play the buffer protection effect to centrifugal fan body 6.

The utility model discloses the technological progress that prior art obtained relatively is: the utility model discloses rational in infrastructure, convenient operation, this centrifugal fan's buffering effect is better, can reduce vibration amplitude, avoids producing resonance, can avoid inner structure's damage.

Claims

1. A centrifugal fan with efficient buffering comprises a base (1), and is characterized in that two fixed plates (2) are fixedly mounted at the top of the base (1), through holes are formed in one sides, close to each other, of the two fixed plates (2), buffering seats (3) are slidably mounted in the two through holes, connecting plates (4) are fixedly mounted on one sides, close to each other, of the two buffering seats (3), two clamping plates (5) are fixedly mounted on one sides, close to each other, of the two connecting plates (4), connecting holes are formed in the two clamping plates (5), the same centrifugal fan body (6) is slidably mounted in the two connecting holes, auxiliary rods are fixedly mounted on two sides of the centrifugal fan body (6), auxiliary grooves are formed in inner walls of two sides of the connecting holes, the auxiliary rods are slidably connected in the corresponding auxiliary grooves, first springs (7) are sleeved on the two auxiliary rods, mounting holes are formed in one sides of the two buffering seats (3), first gears (8) are rotatably mounted in the two mounting holes, rotating holes are formed in inner walls of one sides of the two mounting holes, rotating holes are fixedly mounted on one sides, rotating rods (10) of the two first gears (9), and two bevel gears (9) are fixedly mounted on one sides of the two side of the first gear seats, and a bevel gear rack (11), all rotate on two curb plates (12) and be connected with the connecting block, the equal fixed mounting of one end of two connecting blocks has second bevel gear (13), second bevel gear (13) and first bevel gear (11) meshing that corresponds, the equal fixed mounting of the other end of two connecting blocks has second gear (14), the spring groove has all been seted up to one side of two buffer bases (3), equal slidable mounting has second rack (15) in two spring grooves, second rack (15) and the second gear (14) meshing that corresponds, the equal fixed mounting in one side of two second racks (15) has second spring (16), the one end fixed mounting of second spring (16) is on the inner wall of the spring inslot that corresponds.

2. The centrifugal ventilator with the efficient buffering function as claimed in claim 1, wherein a bottom plate (17) is fixedly mounted at the bottom of the centrifugal ventilator body (6), two grooves are formed in the bottom of the bottom plate (17), buffering arms (18) are rotatably mounted in the two grooves, and two fixing grooves are formed in the top of the base (1).

3. The centrifugal ventilator with high-efficiency buffering function as claimed in claim 2, wherein the moving blocks (19) are slidably mounted in the two fixing grooves, one end of the buffering arm (18) is rotatably mounted on the moving blocks (19), the buffering pads (20) are fixedly mounted on one sides of the two moving blocks (19), and one sides of the buffering pads (20) are fixedly connected to one sides of the corresponding fixing plates (2).

4. The centrifugal ventilator with high-efficiency buffering function as claimed in claim 1, wherein a square hole is formed in the top of the buffering seat (3), a square rod is fixedly installed in the through hole, and the square rod is installed in the square hole.

5. The centrifugal fan with high efficiency buffer as claimed in claim 1, wherein the side plate is formed with an auxiliary hole, and the connecting block is rotatably installed in the auxiliary hole.

6. The centrifugal fan with the efficient buffer function as claimed in claim 2, wherein a rotating groove is formed in an inner wall of the groove, and a rotating block is fixedly mounted on the buffer arm (18) and is rotatably connected in the rotating groove.