CN213176133U - A shock attenuation sound-proof housing for fan - Google Patents
A shock attenuation sound-proof housing for fan Download PDFInfo
- Publication number
- CN213176133U CN213176133U CN202022176972.XU CN202022176972U CN213176133U CN 213176133 U CN213176133 U CN 213176133U CN 202022176972 U CN202022176972 U CN 202022176972U CN 213176133 U CN213176133 U CN 213176133U
- Authority
- CN
- China
- Prior art keywords
- mounting ring
- box body
- air
- fixing pipe
- springs
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000035939 shock Effects 0.000 title description 4
- 238000013016 damping Methods 0.000 claims abstract description 3
- 239000012528 membrane Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a damping sound-proof shield for a fan, which comprises a box body, an air inlet structure arranged on the upper end surface of the box body, an air outlet structure arranged on the side surface of the box body and an access door arranged on the front surface of the box body; the indoor unit is characterized in that a horizontal mounting plate is arranged in the box body, and the mounting plate divides the box body into a machine room and an exhaust room. The utility model has the advantages that the inlet structure of sound-proof housing adopts first spring unit, elastic connection between the fixed pipe of the inside and outside fixed pipe of admitting air and box of connection, the outer end air is connected to the fixed pipe one end of admitting air, the other end sets up the flange, the air-supply line of fan can be connected, the vibrations that the air comes in the production like this are because elastic structure, just can not destroy the sound-proof housing, the same sound-proof housing still sets up the structure of giving vent to anger, it gives vent to anger fixed pipe to have set up one, one end is connected to outside the sound-proof housing, the other end is located the sound-proof housing, and set up second spring unit between fixed pipe of giving vent to anger.
Description
Technical Field
The utility model relates to a sound insulation field, concretely relates to a shock attenuation sound-proof housing for fan.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator.
Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling.
But the fan can produce huge noise when the operation, especially fan air-supply line and play tuber pipe department, the high-speed flow of air current sends sound, but air-supply line and play tuber pipe department generally can set up the silencer, and still can put the fan in a sound-proof housing, the noise that isolated fan engine caused, but the air-supply line and the play tuber pipe of fan are really there is vibrations, the air current is inside the motion and is produced vibrations, make sound-proof housing and air-supply line, the junction between the play tuber pipe like this, often appear damaging, the maintenance number of times is too much.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
An object of the utility model is to provide a shock attenuation sound-proof housing for fan, when using for solving current sound-proof housing, fan air-out pipe or air-supply line produce vibrations because of the air flow to cause the problem of destruction to sound-proof housing and play tuber pipe or air-supply line and junction between and.
To achieve these objects and other advantages in accordance with the purpose of the present invention, a damping soundproof cover for a fan is provided, which includes a case, an air inlet structure provided at an upper end surface of the case, an air outlet structure provided at a side surface of the case, and an access door provided at a front surface of the case;
the air outlet structure is positioned on the side wall of the exhaust chamber, and the side wall of the machine chamber is provided with an exhaust hole;
the air inlet structure comprises a box body fixing pipe and an air inlet fixing pipe, wherein the box body fixing pipe and the air inlet fixing pipe are in vertical directions, the box body fixing pipe penetrates through a box body, the box body fixing pipe is fixedly connected with the box body, a first mounting ring is arranged on the inner wall of the box body fixing pipe, a second mounting ring is arranged on the periphery of the upper end of the air inlet fixing pipe, the outer diameter of the air inlet fixing pipe is smaller than the inner diameter of the first mounting ring, the outer diameter of the second mounting ring is larger than the inner diameter of the first mounting ring and smaller than the outer diameter of the first mounting ring, the second mounting ring is positioned above the first mounting ring, the axes of the second mounting ring and the first mounting ring are overlapped, and a first spring assembly is arranged between the second mounting ring and the first mounting ring;
the structure of giving vent to anger is including giving vent to anger fixed pipe, fixed pipe one end of giving vent to anger be located the box, the other end is located outside the box, it runs through the exhaust hole on the box, the aperture in exhaust hole is greater than the external diameter of the fixed pipe of giving vent to anger, gives vent to anger fixed pipe and is connected through second spring assembly between the exhaust hole.
In one possible design, the lower end periphery of the air inlet fixing pipe is provided with a mounting flange.
In one possible design, the mounting flange has an outer diameter that is less than an inner diameter of the first mounting ring.
In one possible design, an isolation film is arranged between the second mounting ring and the box body fixing pipe.
In one possible design, the first spring assembly includes a plurality of first springs, one end of each first spring is connected with the first mounting ring, the other end of each first spring is connected with the second mounting ring, the first springs are evenly arranged on the circumference, and a central shaft of the circumference surrounded by the first springs is overlapped with a central shaft of the second mounting ring.
In one possible design, the second spring assembly includes a plurality of second springs, one end of each second spring is connected with the air outlet fixing pipe, the other end of each second spring is connected with the hole wall of the air outlet hole, the second springs are evenly arranged in a circle, and the central axes of the second springs are overlapped with the central axis of the air outlet fixing pipe.
The utility model discloses at least, include following beneficial effect: the inlet structure of sound-proof housing adopts first spring assembly, elastic connection between the fixed pipe of the inside and outside fixed pipe of admitting air and the box of feasible connection, the outer end air is connected to the fixed pipe one end of admitting air, the other end sets up the flange, the air-supply line of fan can be connected, the vibrations that the air came in the production like this are because elastic structure, just can not destroy the sound-proof housing, same sound-proof housing still sets up the structure of giving vent to anger, set up one and given vent to anger fixed pipe, one end is connected to outside the sound-proof housing, the other end is located the sound-proof housing, and it sets up second spring assembly to give vent to anger between fixed pipe.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in partial section;
FIG. 3 is a schematic view of the air intake structure;
fig. 4 is an enlarged view of a direction in fig. 2.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited to the description. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 4, a shock-absorbing and noise-insulating enclosure for a blower includes a cabinet 100, an air inlet structure 200 disposed on an upper end surface of the cabinet 100, an air outlet structure 300 disposed on a side surface of the cabinet 100, and an access door 400 disposed on a front surface of the cabinet 100;
a horizontal mounting plate 101 is arranged in the box body 100, the mounting plate 101 divides the interior of the box body 100 into a machine chamber 102 and an exhaust chamber 103, an exhaust pipe hole 104 is further arranged on the mounting plate 101, the air outlet structure 300 is positioned on the side wall of the exhaust chamber 103, and an exhaust hole 105 is arranged on the side wall of the machine chamber 102;
the air inlet structure 200 comprises a box body fixing pipe 201 and an air inlet fixing pipe 202, the box body fixing pipe 201 and the air inlet fixing pipe 202 are both in a vertical direction, the box body fixing pipe 201 penetrates through the box body 100, the box body fixing pipe 201 is fixedly connected with the box body 100, a first mounting ring 203 is arranged on the inner wall of the box body fixing pipe 201, a second mounting ring 204 is arranged on the periphery of the upper end of the air inlet fixing pipe 202, the outer diameter of the air inlet fixing pipe 202 is smaller than the inner diameter of the first mounting ring 203, the outer diameter of the second mounting ring 204 is larger than the inner diameter of the first mounting ring 203 and smaller than the outer diameter of the first mounting ring 203, the second mounting ring 204 is positioned above the first mounting ring 203, the axes of the second mounting ring 204 and the first mounting ring 203 are overlapped, and a first spring assembly 500 is arranged between the second mounting ring 204 and the first mounting ring 203;
the structure 300 of giving vent to anger includes fixed pipe 301 of giving vent to anger, fixed pipe 301 one end of giving vent to anger be located box 100, the other end is located outside box 100, it runs through exhaust hole 106 on box 100, the aperture of exhaust hole 106 is greater than the external diameter of fixed pipe 301 of giving vent to anger, gives vent to anger and fixes pipe 301 and be connected through second spring assembly 600 between the exhaust hole 106.
Referring to fig. 2, in the present apparatus, a blower is mounted on a mounting plate 101 in a box 100, i.e. in a cabinet 102, an air inlet pipe of the blower is generally connected to an air inlet fixing pipe 202 through a muffler, and the blower and the muffler are prior art, and are not described herein and not shown in the drawings. The outlet pipe of the blower is connected to the exhaust chamber 103 through the exhaust pipe hole 104, and also connected to the outlet fixing pipe 301 through a muffler.
The device can arrange the box body 100 outside, draw in external air, arrange a flange at the air outlet end of the air outlet fixing pipe 301, and connect a pipeline at the position to be connected with equipment needing air entrainment; or, the case 100 is installed indoors, the air in the room is extracted, the outlet fixing pipe 301 is connected to the outside through a pipe, and the air in the room is discharged to the outside.
Regardless of the arrangement, air needs to be supplied at the air inlet structure 200 and air needs to be discharged at the air outlet structure 300, so that vibration is generated.
As shown in fig. 3, in the present apparatus, in the air inlet structure 200, one end of an air inlet fixing pipe 202 is connected to the outside, the other end is connected to the inside, a mounting flange 205 is disposed on the periphery of the lower end of the air inlet fixing pipe 202 and is used for connecting a muffler, the muffler is further connected to an air outlet pipe of a fan, a second mounting ring 204 is disposed on the upper end of the air inlet fixing pipe 202, a first mounting ring 203 is disposed on the lower end of a box fixing pipe 201, the second mounting ring 204 is disposed above the first mounting ring 203, a first spring assembly 500 is further disposed, the first spring assembly 500 includes a plurality of first springs 501, one end of each first spring 501 is connected to the first mounting ring 203, the other end of each first spring is connected to the second mounting ring 204, the first springs 501 are circumferentially and uniformly arranged, and a central axis of a circumference surrounded. The outer diameter of the first mounting ring 203 is the inner diameter of the box fixing pipe 201, the outer diameter of the first mounting ring is larger than the outer diameter of the second mounting ring 204, a certain value is set, and the second mounting ring 204 cannot touch the inner wall of the box fixing pipe 201 in vibration; the outer diameter of the fixed pipe 202 that admits air is less than the internal diameter of first installation 203, sets up certain numerical value, and when the fixed pipe 202 vibrations of admitting air, the fixed pipe 202 that admits air can not touch first collar 203.
Referring to fig. 4, in the present apparatus, the air outlet structure 300 is provided with a second spring assembly 600 on the air outlet fixing pipe 301, the second spring assembly 600 includes a plurality of second springs 601, one end of the second springs 601 is connected to the air outlet fixing pipe 301, the other end is connected to the hole wall of the air outlet 103, the second springs 601 are uniformly arranged circumferentially, and the central axis thereof overlaps the central axis of the air outlet fixing pipe 301, so that the air outlet fixing pipe 301 does not collide with the case 100 when vibrating.
The difference of structure 200 and the structure 300 of giving vent to anger of admitting air, mainly in the structure 200 of admitting air, the pipeline is vertical form, if adopt with the structure 300 of giving vent to anger in the same structure, when the device does not use, the spring still need support the gravity of the fixed pipe 202 of admitting air, causes the influence to spring elasticity to whether the direction that still need notice the spring during the installation is horizontal, is unfavorable for the installation.
The outer diameter of the mounting flange 205 is smaller than the inner diameter of the first mounting ring 203, which facilitates the installation of the inlet fixing pipe 202, and the outer diameter of the second mounting ring 204 is larger than the inner diameter of the first mounting ring 203, so that the inlet fixing pipe 202 is only inserted from the top down.
An isolation film 206 is disposed between the second mounting ring 204 and the box fixing pipe 201. Prevent to inhale the air in the sound-proof housing for the hot-air in the sound-proof housing can't distribute, heat dissipation hole 105 aims at the motor on the fan promptly, dispels the heat for the motor.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. A damping sound-proof shield for a fan is characterized by comprising a box body, an air inlet structure arranged on the upper end surface of the box body, an air outlet structure arranged on the side surface of the box body and an access door arranged on the front surface of the box body;
the air outlet structure is positioned on the side wall of the exhaust chamber, and the side wall of the machine chamber is provided with an exhaust hole;
the air inlet structure comprises a box body fixing pipe and an air inlet fixing pipe, wherein the box body fixing pipe and the air inlet fixing pipe are in vertical directions, the box body fixing pipe penetrates through a box body, the box body fixing pipe is fixedly connected with the box body, a first mounting ring is arranged on the inner wall of the box body fixing pipe, a second mounting ring is arranged on the periphery of the upper end of the air inlet fixing pipe, the outer diameter of the air inlet fixing pipe is smaller than the inner diameter of the first mounting ring, the outer diameter of the second mounting ring is larger than the inner diameter of the first mounting ring and smaller than the outer diameter of the first mounting ring, the second mounting ring is positioned above the first mounting ring, the axes of the second mounting ring and the first mounting ring are overlapped, and a first spring assembly is arranged between the second mounting ring and the first mounting ring;
the structure of giving vent to anger is including giving vent to anger fixed pipe, fixed pipe one end of giving vent to anger be located the box, the other end is located outside the box, it runs through the exhaust hole on the box, the aperture in exhaust hole is greater than the external diameter of the fixed pipe of giving vent to anger, gives vent to anger fixed pipe and is connected through second spring assembly between the exhaust hole.
2. The sound enclosure of claim 1, wherein a mounting flange is provided around the lower end of the inlet fixing tube.
3. The acoustic enclosure of claim 2, wherein an outer diameter of the mounting flange is less than an inner diameter of the first mounting ring.
4. The sound enclosure of claim 1, wherein an insulating membrane is disposed between the second mounting ring and the box-securing tube.
5. The acoustic enclosure of claim 1, wherein the first spring assembly includes a plurality of first springs, the first springs being connected at one end to the first mounting ring and at the other end to the second mounting ring, the first springs being circumferentially arranged such that a central axis of the first springs about the circumference overlaps a central axis of the second mounting ring.
6. The sound enclosure of claim 1, wherein the second spring assembly comprises a plurality of second springs, one end of each of the second springs is connected to the gas outlet fixing tube, the other end of each of the second springs is connected to the wall of the gas outlet hole, the second springs are circumferentially arranged in a uniform manner, and the central axes of the second springs are overlapped with the central axis of the gas outlet fixing tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022176972.XU CN213176133U (en) | 2020-09-28 | 2020-09-28 | A shock attenuation sound-proof housing for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022176972.XU CN213176133U (en) | 2020-09-28 | 2020-09-28 | A shock attenuation sound-proof housing for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213176133U true CN213176133U (en) | 2021-05-11 |
Family
ID=75777115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022176972.XU Expired - Fee Related CN213176133U (en) | 2020-09-28 | 2020-09-28 | A shock attenuation sound-proof housing for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213176133U (en) |
-
2020
- 2020-09-28 CN CN202022176972.XU patent/CN213176133U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201650452U (en) | Silencing device of diesel generating set | |
| CN209926568U (en) | Noise elimination device for heating ventilation system and air conditioning ventilation system | |
| CN103629128A (en) | Silent fan | |
| CN213176133U (en) | A shock attenuation sound-proof housing for fan | |
| JP2012207618A (en) | Outdoor blower with sound-absorbing box | |
| CN208073831U (en) | A kind of petrochemical industry universal machine low-noise fan | |
| CN210068586U (en) | High-strength noise-reduction centrifugal fan | |
| CN210965778U (en) | Novel baking finish house rack that motor is external | |
| CN115512677A (en) | Noise-reduction air distribution device for rail train air conditioner | |
| JP5521648B2 (en) | Blower with silencer box | |
| CN210921736U (en) | Air treatment equipment | |
| CN211422973U (en) | High-efficiency low-vibration low-noise centrifugal fan | |
| CN111577636A (en) | Breed and use low noise centrifugal fan | |
| CN219101723U (en) | Noise-reducing and sound-insulating box for fan equipment | |
| CN220268014U (en) | Protection type energy-saving fan device | |
| CN218717767U (en) | Noise processing equipment of through centrifugal fan | |
| CN218151673U (en) | Novel fan amortization device | |
| CN220470322U (en) | Noise processing mechanism | |
| CN220566302U (en) | Centrifugal fan convenient to cool down | |
| CN221401117U (en) | Centrifugal fan with noise reduction function | |
| CN216842308U (en) | High noise reduction anti-vibration fan for high-altitude outdoor unit | |
| CN218379621U (en) | Heat exchange device and air conditioning unit | |
| CN213331602U (en) | A silencer for subway ventilates and falls and makes an uproar | |
| CN220505402U (en) | Noise-reducing air inlet structure of high-speed centrifugal fan | |
| CN217928989U (en) | Static pressure whistle box with small vibration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |