CN219913329U - Noise-reduction fresh air system - Google Patents
Noise-reduction fresh air system Download PDFInfo
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- CN219913329U CN219913329U CN202320888313.XU CN202320888313U CN219913329U CN 219913329 U CN219913329 U CN 219913329U CN 202320888313 U CN202320888313 U CN 202320888313U CN 219913329 U CN219913329 U CN 219913329U
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- fresh air
- fixedly connected
- noise reduction
- noise
- pipe body
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- 239000000872 buffer Substances 0.000 claims abstract description 5
- 238000013016 damping Methods 0.000 claims description 22
- 238000010521 absorption reaction Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 5
- 230000035939 shock Effects 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 12
- 238000009423 ventilation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 abstract 1
- 229910021389 graphene Inorganic materials 0.000 abstract 1
- 230000005489 elastic deformation Effects 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a noise-reduction type fresh air system, relates to the technical field of ventilation, aims at solving the noise problem of a fresh air host, and has the technical scheme that: including the new trend host computer that drive air flows along single direction, the new trend host computer fixedly connected with body that is located one side of giving vent to anger, fixedly connected with makes the guiding part that air flows along single direction on the interior perisporium of body, fixedly connected with buffer tube body perisporium vibrations's shock attenuation portion on the perisporium of body. The noise-reduction type fresh air system can effectively reduce noise, the technology is realized through the fresh air system, when fresh air flows in from a fresh air inlet, a heat exchange core and a heat transfer plate which are formed by graphene are arranged on the inner wall of the middle part of a ventilation pipeline, heat in air is absorbed, indoor discharged dirty air and outdoor fresh air are enabled to exchange temperature through the heat transfer plate, meanwhile, the noise reduction effect can be achieved in the process of discharging the air, and the service efficiency of the fresh air system is improved.
Description
Technical Field
The utility model relates to the technical field of ventilation, in particular to a noise-reduction fresh air system.
Background
The fresh air system is simply an air supply system, and aims to replace air in a house to give out air, so that fresh air is left, and the fresh air system has a plurality of functions, such as deodorization, dust removal, dehumidification and room temperature regulation.
The Chinese patent publication No. CN218065222U discloses a low-frequency noise reduction device for a fresh air system, which has the technical key points that: the shock absorber comprises an outer shell, wherein a shock pad is fixedly connected to the inner side of the outer shell, a mounting piece is fixedly connected to the other side of the shock pad, and an inner shell is fixedly connected to the bottom of the mounting piece through the shock pad.
Above-mentioned scheme is through the shock pad shock attenuation and reaches the effect of making an uproar that falls, including pipeline and new trend host computer in the new trend system, and the air in the new trend host computer is mobile at the in-process of operation, and when the air current collides with other parts in the new trend host computer, just can produce vibrations, and this vibrations just can lead to the emergence of noise, consequently need solve the noise problem of new trend host computer.
New solutions are therefore required to address this problem.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a noise-reduction fresh air system.
The technical aim of the utility model is realized by the following technical scheme: this new trend system of making an uproar falls, including the new trend host computer that drive air flows along the single direction, is located one side of giving vent to anger new trend host computer fixedly connected with body, fixedly connected with makes the guiding portion that air flows along the single direction on the interior perisporium of body, fixedly connected with buffer tube body perisporium vibrations's shock attenuation portion on the perisporium of body.
The utility model is further provided with: the damping part comprises a damping tube wrapping a tube body, a damping space is formed between the damping tube and the tube body, an elastic component for buffering vibration of the tube body is fixedly connected to the peripheral wall of the tube body and located in the damping space, a noise reduction space is formed in the elastic component, and the elastic component is fixedly connected with a noise reduction component and located in the noise reduction space.
The utility model is further provided with: the elastic component includes first elastic component and second elastic component, first elastic component fixed connection is in be located in the damping space on the lateral wall of body, second elastic component fixed connection is located in the damping space on the inside wall of shock attenuation pipe, first elastic component and second elastic component set up in turn, the space of making an uproar is located between first elastic component and the second elastic component.
The utility model is further provided with: the noise reduction assembly comprises a sound absorption piece and a plurality of clamping pieces for clamping the sound absorption piece, wherein the clamping pieces are fixedly connected to a first elastic piece located in a noise reduction space, and the sound absorption piece is fixedly connected to the inner wall of the clamping piece.
The utility model is further provided with: the guide part comprises a fixing piece and a guide piece, wherein the fixing piece is fixedly connected to the inner peripheral wall of the pipe body, the guide piece is fixedly connected to one side, facing the central line of the pipe body, of the fixing piece, and a protrusion protruding along the direction of the fresh air host machine is arranged on the guide piece.
The utility model is further provided with: the top surface of guide piece has seted up first through-hole, the arch has seted up the second through-hole, the cross-sectional area of second through-hole is greater than the cross-sectional area of first through-hole.
The utility model is further provided with: the guide piece and the bulge are made of flexible materials.
The utility model is further provided with: the pipe body near one side of the fresh air host is provided with a guide surface, and the guide surface is positioned at the joint of the fresh air host and the pipe body.
In summary, the utility model has the following beneficial effects:
the air blown out from the fresh air main machine flows in the pipe body, the air flows onto the guide piece, most of the air flows out from the second through hole, and the air is difficult to blow on the inner wall of the pipe body, so that the air is prevented from colliding with the inner wall to make a sound, and the other part of the air flows through the first through hole, and the air is weakened to be directly blown on the inner wall of the pipe body because the cross section area of the first through hole is smaller; however, the unavoidable partial air flow still collides with the inner wall of the pipe body, after the pipe body vibrates, the vibration can be conducted to the first elastic piece and the second elastic piece, the first elastic piece and the second elastic piece have elastic deformation performance, so that the first elastic piece and the second elastic piece have damping effect, the noise reduction effect is achieved, the rest noise can be absorbed by the sound absorbing piece, the better noise reduction effect is achieved, and a user is difficult to hear the fresh air host to make a sound at night.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is an enlarged view at B in FIG. 3;
fig. 5 is an enlarged view at C in fig. 3.
In the figure: 1. a fresh air host; 2. a tube body; 3. a shock tube; 4. damping space; 5. a noise reduction space; 6. a first elastic member; 7. a second elastic member; 8. a sound absorbing member; 9. a clamping member; 10. a fixing member; 11. a guide member; 12. a protrusion; 13. a first through hole; 14. a second through hole; 15. a guide surface.
Detailed Description
The present utility model will be described in detail below with reference to the accompanying drawings and examples.
Noise reduction type new trend system, including the new trend host computer 1 that drive air flows along the single direction, new trend host computer 1 is inside hollow cuboid, new trend host computer 1 generally can pass through the screw fixation at the wall top, the fan is located new trend host computer 1, when opening the switch of new trend host computer 1, the fan can rotate to drive the air flow, the new trend host computer 1 fixedly connected with body 2 that is located one side of giving vent to anger, the inside cavity of body 2, the air current that new trend host computer 1 blew off flows through body 2, thereby prevent that the gas that new trend host computer 1 blew off from dispelling in the environment around.
The body 2 that is close to new trend host computer 1 one side is equipped with guide surface 15, and guide surface 15 is used for the direction of air current, and the cross-sectional area of body 2 that is located guide surface 15 department becomes gradually little from being close to new trend host computer 1 department to keeping away from new trend host computer 1 department, and guide surface 15 is located the junction of new trend host computer 1 and body 2, and when the air current flows the junction of new trend host computer 1 and body 2, the air current can flow along guide surface 15 to weaken the vibrations that the air current produced with body 2 inner wall collision, and then the noise reduction.
The guiding part which enables air to flow along a single direction is fixedly connected to the inner peripheral wall of the pipe body 2, when air flows in the pipe body 2, the force borne by the air flow is intricate and complex, part of the air flow can collide with the inner peripheral wall of the pipe body 2, vibration can be generated, noise is generated, the guiding part is used for enabling the air flow to flow along the single direction, so that the air flow is difficult to directly collide with the inner peripheral wall of the pipe body 2, and vibration of the pipe body 2 is difficult to generate.
The shock absorption part for buffering the vibration of the peripheral wall of the tube body 2 is fixedly connected to the peripheral wall of the tube body 2, even if the air flow of a small part still can collide on the inner wall of the tube body 2 under the guiding action of the guiding part, the shock absorption part is used for relieving the vibration of the part, and therefore the effect of noise reduction is achieved.
The shock attenuation portion is including the shock attenuation pipe 3 of parcel body 2, the cross-sectional shape of shock attenuation pipe 3 is the same with the cross-sectional shape of body 2, but the cross-sectional area of shock attenuation pipe 3 is greater than the cross-sectional area of body 2, make shock attenuation pipe 3 can wrap up body 2, the material of shock attenuation pipe 3 is the same with body 2, all be the plastics material, plastics material light strength is high, be formed with shock attenuation space 4 between shock attenuation pipe 3 and the body 2, be located the elastic component of fixedly connected with buffer body 2 vibrations on the peripheral wall of body 2 in shock attenuation space 4, elastic component is the vibrations of buffering body 2 through elastic deformation performance, thereby reach the effect of making an uproar, elastic component includes first elastic component 6 and second elastic component 7, first elastic component 6 and second elastic component 7 are banding rubber, first elastic component 6 fixed connection is on the lateral wall of body 2 that is located shock attenuation space 4, first elastic component 6 is through sticky mode fixed connection on the lateral wall of body 2, second elastic component 7 fixed connection is on the lateral wall of body 3 is located shock attenuation space 4, vibration damping component is evenly distributed with the elastic component is used for the elastic component to the second elastic component is through sticky mode, the vibration damping component is evenly distributed on the first elastic component 6, the vibration damping component is arranged on the elastic component is the elastic component 6.
The noise reduction space 5 is arranged in the elastic component, the noise reduction space 5 is located between the first elastic component 6 and the second elastic component 7, the noise reduction space 5 is surrounded by the first elastic component 6 and the second elastic component 7, the elastic component fixedly connected with noise reduction component located in the noise reduction space 5, the noise reduction component is noise reduction through a noise absorption mode, the noise reduction component comprises a noise absorption component 8 and a plurality of clamping pieces 9 for clamping the noise absorption component 8, the clamping pieces 9 are used for clamping the noise absorption component 8 to fix the noise absorption component 8, the cross section of the clamping pieces 9 is C-shaped, the clamping pieces 9 are fixedly connected to the first elastic component 6 located in the noise reduction space 5, the clamping pieces 9 are made of carbon steel, the clamping pieces 9 are fixedly connected to the first elastic component 6 through gluing, the noise absorption component 8 is fixedly connected to the inner wall of the clamping pieces 9, the clamping pieces 9 are symmetrically arranged relative to the noise absorption component 8, the noise absorption component 8 is noise absorption cotton, and the noise absorption cotton is used for gluing the inside the clamping pieces 9.
The guide part comprises a fixing part 10 and a guide part 11, the fixing part 10 is fixedly connected to the inner peripheral wall of the pipe body 2 in an adhesive mode, the material of the fixing part 10 is the same as that of the pipe body 2, the guide part 11 is fixedly connected to one side of the fixing part 10, which faces the center line of the pipe body 2, the guide part 11 has the guiding function of air flow, the guide part 11 is fixed on the fixing part 10 through bolts and nuts, through holes are formed in the top surface of the fixing part 10, through holes with the same size as the cross section area of the through holes of the fixing part 10 are formed in the corresponding positions of the guide part 11, after the bolts penetrate through the through holes of the fixing part 10 and the through holes of the guide part 11, the bolt is fixed between the fixing pieces 10 by the nuts, the protruding 12 protruding along the direction far away from the fresh air host machine 1 is arranged on the guide piece 11, the protruding 12 and the guide piece 11 are integrally formed, the cross section of the protruding 12 is round, the protruding 12 is located at the center of the guide piece 11, the guide piece 11 and the protruding 12 are made of flexible materials and are made of glass cloth, the protruding 12 is fixed on the guide piece 11 in a sewing mode, when air flows blow on the guide piece 11 or the protruding 12, the guide piece 11 and the protruding 12 deform, the deformed guide piece 11 and the deformed protruding 12 can buffer acting force of the air flows blowing on the guide piece 11 and the protruding 12, and accordingly vibration of the air flows blowing on the fixing piece 10 is weakened, and accordingly noise reduction effects can be achieved.
The top surface of the guide piece 11 is provided with the first through hole 13, the bulge 12 is provided with the second through hole 14, the cross-sectional area of the second through hole 14 is larger than that of the first through hole 13, air flow can be blown onto the guide piece 11, particularly the bulge 12 positioned in the central area of the guide piece 11, therefore, most of the air flow can flow out through the second through hole 14, because the bulge 12 protrudes towards the direction far away from the fresh air host 1, the air flow passing through the second through hole 14 can flow along the central line direction of the pipe body 2, the acting force of the air in the pipe body 2 is complex, so that the air flow can flow along different directions, the air flow passing through the first through hole 13 is the air flow with the wrong flowing direction, the first through hole 13 has the effect of buffering the air flow, so that the air flow is blown onto the inner wall of the pipe body 2 is reduced, the vibration of the pipe body 2 is weakened, and the noise reduction effect is achieved.
Working principle: the air blown out from the fresh air main machine 1 flows in the pipe body 2, the air flows onto the guide piece 11, most of the air flows out from the second through hole 14, and the air is difficult to blow on the inner wall of the pipe body 2, so that the air is prevented from colliding with the inner wall to make a sound, and the other part of the air flows through the first through hole 13, because the cross-sectional area of the first through hole 13 is small, the amount of the air directly blown on the inner wall of the pipe body 2 is weakened; however, the part of the airflow can still collide with the inner wall of the pipe body 2, after the pipe body 2 vibrates, the vibration can be conducted to the first elastic piece 6 and the second elastic piece 7, the first elastic piece 6 and the second elastic piece 7 have elastic deformation performance, so that the first elastic piece 6 and the second elastic piece 7 have damping effect, the noise is reduced, and the rest of the noise can be absorbed by the sound absorbing piece 8, so that better noise reduction effect is achieved.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. Noise reduction type new trend system, including the new trend host computer that drive air flows along single direction, be located give vent to anger end one side new trend host computer fixedly connected with body, its characterized in that: the guiding part which enables air to flow along a single direction is fixedly connected to the inner peripheral wall of the pipe body, and the damping part which buffers vibration of the peripheral wall of the pipe body is fixedly connected to the outer peripheral wall of the pipe body.
2. The noise reduction type fresh air system according to claim 1, wherein the damping part comprises a damping tube wrapping a tube body, a damping space is formed between the damping tube and the tube body, an elastic component for buffering vibration of the tube body is fixedly connected to the peripheral wall of the tube body in the damping space, a noise reduction space is arranged in the elastic component, and the elastic component in the noise reduction space is fixedly connected with the noise reduction component.
3. The noise reduction type fresh air system according to claim 2, wherein the elastic assembly comprises a first elastic member and a second elastic member, the first elastic member is fixedly connected to the outer side wall of the pipe body located in the damping space, the second elastic member is fixedly connected to the inner side wall of the damping pipe located in the damping space, the first elastic member and the second elastic member are alternately arranged, and the noise reduction space is located between the first elastic member and the second elastic member.
4. The noise reduction fresh air system according to claim 3, wherein the noise reduction assembly comprises a sound absorption member and a plurality of clamping members for clamping the sound absorption member, the clamping members are fixedly connected to a first elastic member located in the noise reduction space, and the sound absorption member is fixedly connected to an inner wall of the clamping members.
5. The noise reduction type fresh air system according to claim 1, wherein the guide part comprises a fixing piece and a guide piece, the fixing piece is fixedly connected to the inner peripheral wall of the pipe body, the guide piece is fixedly connected to one side of the fixing piece, which faces the center line of the pipe body, and a protrusion protruding along the direction of the fresh air host machine is arranged on the guide piece.
6. The noise reduction type fresh air system according to claim 5, wherein the guide member has a first through hole formed in a top surface thereof, and the protrusion has a second through hole formed therein, and a cross-sectional area of the second through hole is larger than that of the first through hole.
7. The noise reduction type fresh air system according to claim 5, wherein the guide member and the protrusion are made of flexible materials.
8. The noise reduction type fresh air system according to claim 1, wherein the pipe body close to one side of the fresh air host is provided with a guide surface, and the guide surface is located at the joint of the fresh air host and the pipe body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320888313.XU CN219913329U (en) | 2023-04-19 | 2023-04-19 | Noise-reduction fresh air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320888313.XU CN219913329U (en) | 2023-04-19 | 2023-04-19 | Noise-reduction fresh air system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219913329U true CN219913329U (en) | 2023-10-27 |
Family
ID=88436801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320888313.XU Active CN219913329U (en) | 2023-04-19 | 2023-04-19 | Noise-reduction fresh air system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219913329U (en) |
-
2023
- 2023-04-19 CN CN202320888313.XU patent/CN219913329U/en active Active
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