CN220979963U - Noise reduction device for ventilator - Google Patents
Noise reduction device for ventilator Download PDFInfo
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- CN220979963U CN220979963U CN202322743667.8U CN202322743667U CN220979963U CN 220979963 U CN220979963 U CN 220979963U CN 202322743667 U CN202322743667 U CN 202322743667U CN 220979963 U CN220979963 U CN 220979963U
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- 230000009467 reduction Effects 0.000 title claims abstract description 29
- 229920000742 Cotton Polymers 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 241001075561 Fioria Species 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The application relates to the field of ventilators and discloses a noise reduction device for a ventilator, which comprises a base and a shell, wherein the upper surface of the base is provided with a chute, two buffer blocks are slidably arranged in the chute, tension springs are fixedly connected between the two buffer blocks, the upper surfaces of the two buffer blocks are fixedly connected with first connecting seats, connecting plates are arranged on the two first connecting seats, the side wall of the shell is fixedly connected with a fixed block, two side edges of the fixed block are fixedly connected with second connecting seats, and one end of each connecting plate is hinged with one of the first connecting seats; according to the application, after the tension spring is stretched, the two buffer blocks can be reset, so that the effect of buffering and noise reduction on the ventilator body in the shell is realized, the high-frequency noise can be further absorbed through the soundproof cotton in the noise reduction ring, the noise reduction effect is good, and the practicability of the ventilator body is improved.
Description
Technical Field
The application relates to the field of ventilators, in particular to a noise reduction device for a ventilator.
Background
The ventilator is a machine that increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. Modern ventilators are widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and air induction of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and selection of grains, inflation and propulsion of wind tunnel wind sources and air cushion ships, and the like. The ventilator is mainly divided into centrifugal type, axial flow type, diagonal flow type, cross flow type and other types according to the difference of the gas flowing directions.
At present, most of axial-flow fans are directly placed on the ground or other carriers when in use, so that the fans can generate larger noise due to vibration in the running process, and the interaction between gas and solid media can also generate noise when fan blades rotate at high speed, so that the noise of the existing fans is inconvenient to reduce in running, the physical health and the working efficiency of people are affected, and the practicability of the fans is reduced.
The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art.
Disclosure of utility model
The application provides a noise reduction device for a ventilator, which aims to solve the problem that the existing ventilator is inconvenient to reduce noise during operation, thereby affecting the physical health and working efficiency of people.
The application provides a noise reduction device for a ventilator, which adopts the following technical scheme:
The utility model provides a noise reduction device for ventilation blower, includes base and casing, the spout has been seted up to the upper surface of base, sliding mounting has two buffer blocks in the spout, two fixedly connected with extension spring between the buffer blocks, two equal fixedly connected with first connecting seat of upper surface of buffer block, two all be provided with the connecting plate on the first connecting seat, fixedly connected with fixed block on the lateral wall of casing, the equal fixedly connected with second connecting seat in both sides limit of fixed block, the one end of connecting plate with one of them first connecting seat articulates mutually, the other end of connecting plate with one of them second connecting seat articulates mutually, the symmetry is provided with the ring of making an uproar in the casing, the cavity has been seted up in the ring of making an uproar falls, be provided with the cotton that makes an uproar in the cavity of ring of making an uproar falls, the ring of making an uproar is connected with the casing through a plurality of fixed subassemblies, be provided with the ventilation blower body in the casing.
Preferably, the fixing assembly comprises a support, a bolt and an L-shaped fixing plate, wherein the support is fixedly connected with the outer side wall of the shell, the L-shaped fixing plate penetrates through the side wall of the shell, the L-shaped fixing plate is in sliding connection with the shell, the bolt penetrates through the side wall of the support, the bolt is in threaded connection with the support, one end of the bolt is in rotary connection with the side wall of the L-shaped fixing plate, and a knob is fixedly connected with the other end of the bolt.
Preferably, two fixing rods are symmetrically arranged on the support, the fixing rods penetrate through the side wall of the support, the fixing rods are in sliding connection with the support, and one ends of the fixing rods are fixedly connected with the side wall of the L-shaped fixing plate.
Preferably, the upper surface fixedly connected with a plurality of connecting cylinders of base, slidable mounting has the spliced pole in the connecting cylinder, the top of spliced pole with the lateral wall fixed connection of casing, be provided with the spring in the connecting cylinder, the bottom of spring with the inside bottom side fixed connection of connecting cylinder, the top of spring with the bottom fixed connection of spliced pole.
Preferably, the tension spring is sleeved with a telescopic rod, one end of the telescopic rod is fixedly connected with the side wall of one buffer block, and the other end of the telescopic rod is fixedly connected with the side wall of the other buffer block.
In summary, the application has the following beneficial technical effects:
The rotary fan comprises a rotary knob, a fixing block, a first connecting seat, a buffer block, a connecting plate, a noise-reducing ring, a tension spring, a first connecting seat, a second connecting seat, a buffer block, a tension spring, a noise-reducing ring, a noise-reducing cotton, a first connecting seat, a second connecting seat, a first connecting seat and a second connecting seat, wherein the rotary knob can drive the rotary knob to rotate, the bolt can drive the L-shaped fixing plate to move, the L-shaped fixing plate is attached to the noise-reducing ring, the noise-reducing ring can be abutted to and fixed in a shell, vibration generated during operation of the fan body can drive the fixing block to move downwards through the shell, the second connecting seat can drive the second connecting seat to move downwards, the first connecting seat can drive the buffer block to move through the connecting plate, so that the two buffer blocks can be mutually far away, the buffer block can stretch the tension spring, the buffer block can reset under the reaction of the tension spring, and high-frequency noise at an air inlet and an air outlet can be absorbed through the noise-reducing cotton in the noise-reducing ring; compared with the prior art, the fan body has the advantages that after the tension spring is stretched, the two buffer blocks can be reset, so that the effect of buffering and noise reduction on the fan body in the shell is achieved, the high-frequency noise can be further absorbed through the soundproof cotton in the noise reduction ring, the noise reduction effect is good, and the practicability of the fan body is improved.
Drawings
FIG. 1 is a schematic three-dimensional structure of an embodiment of the application;
FIG. 2 is a schematic side view of an embodiment of the application;
FIG. 3 is a schematic view of a three-dimensional structure of a tension spring and a telescoping rod according to an embodiment of the present application;
FIG. 4 is a schematic three-dimensional structure of a securing assembly according to an embodiment of the present application;
fig. 5 is a schematic view of a cross-sectional front view of a connecting cylinder according to an embodiment of the present application.
Reference numerals illustrate: 1. a base; 2. a housing; 3. a bracket; 4. a noise reduction ring; 5. an L-shaped fixing plate; 6. a first connection base; 7. a buffer block; 8. a connecting cylinder; 9. a connecting column; 10. a bolt; 11. a knob; 12. a fixed rod; 13. a fixed block; 14. a second connecting seat; 15. a connecting plate; 16. a tension spring; 17. a telescopic rod; 18. and (3) a spring.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a noise reduction device for a ventilator. Referring to fig. 1-5, a noise reduction device for a ventilator includes a base 1 and a housing 2, a chute is formed on the upper surface of the base 1, two buffer blocks 7 are slidably mounted in the chute, tension springs 16 are fixedly connected between the two buffer blocks 7, first connecting seats 6 are fixedly connected to the upper surfaces of the two buffer blocks 7, connecting plates 15 are arranged on the two first connecting seats 6, fixed blocks 13 are fixedly connected to the side walls of the housing 2, second connecting seats 14 are fixedly connected to two side edges of the fixed blocks 13, one end of each connecting plate 15 is hinged to one of the first connecting seats 6, the other end of each connecting plate 15 is hinged to one of the second connecting seats 14, noise reduction rings 4 are symmetrically arranged in the housing 2, soundproof cotton (not shown in the figure) is arranged in the noise reduction rings 4, a plurality of noise reduction holes are formed in the noise reduction rings 4, the noise reduction rings are connected with the housing 2 through a plurality of fixing components, a ventilator body is arranged in the housing 2, and the ventilator body is a prior art, so that the details are not described; during the use, place two rings of making an uproar 4 in the inside wall of casing 2 respectively, can be fixed in casing 2 with ring of making an uproar 4 through fixed subassembly, the vibrations that ventilator body during operation produced can drive fixed block 13 through casing 2 and move downwards, fixed block 13 can drive second connecting seat 14 and move downwards, second connecting seat 14 can drive first connecting seat 6 horizontal migration through connecting plate 15, first connecting seat 6 can drive buffer block 7 and remove, thereby make two buffer blocks 7 can keep away from each other, buffer block 7 can stretch extension spring 16, make buffer block 7 reset under the reaction of extension spring 16, fan leaf high-speed operation when the ventilator body operates, the noise that the interaction produced between flowing gas and the solid medium, can absorb the high frequency noise of air intake and air outlet department through the soundproof cotton in the ring of making an uproar 4, this in-process, can make two buffer blocks 7 reset through the extension spring 16, thereby realize making an uproar effect of making an uproar to the body in the casing 2, can further high frequency noise of making an uproar to the ventilator body through the soundproof cotton in the ring of making an uproar 4, thereby the practicality is improved.
Referring to fig. 2 and 4, the fixing assembly includes a bracket 3, a bolt 10 and an L-shaped fixing plate 5, the bracket 3 is fixedly connected with the outer side wall of the housing 2, the L-shaped fixing plate 5 penetrates through the side wall of the housing 2, the L-shaped fixing plate 5 is slidably connected with the housing 2, the bolt 10 penetrates through the side wall of the bracket 3, the bolt 10 is in threaded connection with the bracket 3, one end of the bolt 10 is rotatably connected with the side wall of the L-shaped fixing plate 5, and the other end of the bolt 10 is fixedly connected with a knob 11; the bolt 10 can be driven to rotate through the knob 11, and the bolt 10 can drive the L-shaped fixing plate 5 to move, so that the L-shaped fixing plate 5 is attached to the noise reduction ring 4, and the noise reduction ring 4 can be abutted and fixed.
Referring to fig. 2 and 4, two fixing rods 12 are symmetrically arranged on the bracket 3, the fixing rods 12 penetrate through the side wall of the bracket 3, the fixing rods 12 are in sliding connection with the bracket 3, and one end of each fixing rod 12 is fixedly connected with the side wall of the L-shaped fixing plate 5; the L-shaped fixing plate 5 is more stable in moving through the fixing rod 12.
Referring to fig. 1 and 5, the upper surface of the base 1 is fixedly connected with a plurality of connecting cylinders 8, connecting columns 9 are slidably installed in the connecting cylinders 8, the top ends of the connecting columns 9 are fixedly connected with the outer side wall of the shell 2, springs 18 are arranged in the connecting cylinders 8, the bottom ends of the springs 18 are fixedly connected with the bottom side inside the connecting cylinders 8, and the top ends of the springs 18 are fixedly connected with the bottom ends of the connecting columns 9; when the ventilator body vibrates and drives the shell 2 to move downwards, the connecting column 9 can be driven to move downwards, the connecting column 9 can squeeze the spring 18, and under the reaction force of the spring 18, the connecting column 9 can drive the shell 2 to reset, so that the shell 2 can be buffered and noise reduced.
Referring to fig. 3, a telescopic rod 17 is sleeved in the tension spring 16, one end of the telescopic rod 17 is fixedly connected with the side wall of one buffer block 7, and the other end of the telescopic rod 17 is fixedly connected with the side wall of the other buffer block 7; the extension rod 17 can limit the extension spring 16, so that the extension spring 16 is effectively prevented from deforming or bending.
The implementation principle of the noise reduction device for the ventilator provided by the embodiment of the application is as follows: during the use, place two rings of making an uproar 4 in the inside wall of casing 2 respectively, can be fixed in casing 2 with ring of making an uproar 4 through fixed subassembly, the vibrations that ventilator body during operation produced can drive fixed block 13 through casing 2 and move downwards, fixed block 13 can drive second connecting seat 14 and move downwards, second connecting seat 14 can drive first connecting seat 6 horizontal migration through connecting plate 15, first connecting seat 6 can drive buffer block 7 and remove, thereby make two buffer blocks 7 can keep away from each other, buffer block 7 can stretch extension spring 16, make buffer block 7 reset under the reaction of extension spring 16, fan leaf high-speed operation when the ventilator body operates, the noise that the interaction produced between flowing gas and the solid medium, can absorb the high frequency noise of air intake and air outlet department through the soundproof cotton in the ring of making an uproar 4, this in-process, can make two buffer blocks 7 reset through the extension spring 16, thereby realize making an uproar effect of making an uproar to the body in the casing 2, can further high frequency noise of making an uproar to the ventilator body through the soundproof cotton in the ring of making an uproar 4, thereby the practicality is improved.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
Secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. Noise reduction device for ventilators, comprising a base (1) and a housing (2), characterized in that: the utility model discloses a ventilator, including base (1) and fan, including base (1), spout has been seted up to the upper surface of base (1), sliding mounting has two buffer blocks (7), two fixedly connected with extension spring (16) between buffer blocks (7), two equal fixedly connected with first connecting seat (6) of upper surface of buffer blocks (7), two all be provided with connecting plate (15) on first connecting seat (6), fixedly connected with fixed block (13) on the lateral wall of casing (2), the equal fixedly connected with second connecting seat (14) in both sides limit of fixed block (13), the one end of connecting plate (15) with one of them first connecting seat (6) are articulated mutually, the other end of connecting plate (15) with one of them second connecting seat (14) are articulated mutually, symmetrically be provided with in casing (2) and fall noise ring (4), set up the cavity in ring (4) of falling noise, be provided with the cotton of making an uproar of falling in the cavity of ring (4) and fall and make an uproar, fall on ring (4) and fall a plurality of holes, fall noise ring (4) and be connected with body (2) through a plurality of fixed subassemblies mutually.
2. A noise reduction device for a ventilator according to claim 1, characterized in that: the fixing assembly comprises a support (3), bolts (10) and an L-shaped fixing plate (5), wherein the support (3) is fixedly connected with the outer side wall of the shell (2), the L-shaped fixing plate (5) penetrates through the side wall of the shell (2), the L-shaped fixing plate (5) is slidably connected with the shell (2), the bolts (10) penetrate through the side wall of the support (3), the bolts (10) are in threaded connection with the support (3), one end of each bolt (10) is rotatably connected with the side wall of the corresponding L-shaped fixing plate (5), and a knob (11) is fixedly connected with the other end of each bolt (10).
3. A noise reduction device for a ventilator according to claim 2, characterized in that: two fixing rods (12) are symmetrically arranged on the support (3), the fixing rods (12) penetrate through the side walls of the support (3), the fixing rods (12) are in sliding connection with the support (3), and one ends of the fixing rods (12) are fixedly connected with the side walls of the L-shaped fixing plates (5).
4. A noise reduction device for a ventilator according to claim 1, characterized in that: the novel connecting device is characterized in that a plurality of connecting cylinders (8) are fixedly connected to the upper surface of the base (1), connecting columns (9) are slidably installed in the connecting cylinders (8), the top ends of the connecting columns (9) are fixedly connected with the outer side walls of the shell (2), springs (18) are arranged in the connecting cylinders (8), the bottom ends of the springs (18) are fixedly connected with the bottom sides of the inner portions of the connecting cylinders (8), and the top ends of the springs (18) are fixedly connected with the bottom ends of the connecting columns (9).
5. A noise reduction device for a ventilator according to claim 1, characterized in that: the extension spring (16) is sleeved with a telescopic rod (17), one end of the telescopic rod (17) is fixedly connected with the side wall of one buffer block (7), and the other end of the telescopic rod (17) is fixedly connected with the side wall of the other buffer block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322743667.8U CN220979963U (en) | 2023-10-12 | 2023-10-12 | Noise reduction device for ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322743667.8U CN220979963U (en) | 2023-10-12 | 2023-10-12 | Noise reduction device for ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220979963U true CN220979963U (en) | 2024-05-17 |
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ID=91062876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322743667.8U Active CN220979963U (en) | 2023-10-12 | 2023-10-12 | Noise reduction device for ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220979963U (en) |
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2023
- 2023-10-12 CN CN202322743667.8U patent/CN220979963U/en active Active
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