CN209459758U - A kind of air conditioner noises test device - Google Patents
A kind of air conditioner noises test device Download PDFInfo
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- CN209459758U CN209459758U CN201821550944.6U CN201821550944U CN209459758U CN 209459758 U CN209459758 U CN 209459758U CN 201821550944 U CN201821550944 U CN 201821550944U CN 209459758 U CN209459758 U CN 209459758U
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Abstract
The utility model provides a kind of air conditioner noises test device, the air conditioner noises test device includes outdoor noise chamber, room noise room and the boundary wall being arranged between indoor noise chamber and outdoor noise chamber, the outer machine mounting platform of setting in the outdoor noise chamber, for installing air-conditioner outdoor unit, the outer machine mounting platform is connected with boundary wall.Air conditioner noises test device provided by the utility model is compared with semi-anechoic room in the prior art, air-conditioning true installation situation in user family can be simulated, it ensure that the vibrational energy of air-conditioner outdoor unit effectively causes wall to resonate, and resonance noise is transmitted to indoor, so that noise test result is consistent with the true noise in user scene, it is as a result more accurate and reliable.
Description
Technical field
The utility model relates to electric test technical field, in particular to a kind of air conditioner noises test device.
Background technique
Household appliances enterprise is that in professional semi-anechoic room or totally disappeared tone chamber to the noise test of the products such as air conditioner at present
It carries out.Its advantage is that noise test process, without outer noise jamming, test value is more objective.But major defect is noise
The quality of test result tends not to really reflect air-conditioning in the actual noise situation of client family.Such as part air-conditioning is half
Anechoic chamber's noise test is qualified, but the client's noise for occurring batch after sale is complained.
As shown in Figure 1, traditional air conditioner noise is carried out in semi-anechoic room, outer machine cannot be placed on peace as client family
It on assembling platform, can be only placed on tooling platform, outer machine vibration can not be directly delivered to interior by wall, would not also generate wall
Resonance noise etc., noise distortion is serious, and test result cannot represent the actual noise under real scene, traditional semi-anechoic room's test
For qualified air-conditioning in user family often because noise is complained greatly, user family's actual noise spectrum is unqualified.
Problem basic reason be existing noise test environment can not in analog subscriber man air-conditioning true use environment,
Cause noise test result inaccurate.
Utility model content
In view of this, the utility model is directed to a kind of air conditioner noises test device, to solve noise in the prior art
Test environment can not in analog subscriber man air-conditioning true use environment, lead to the problem of noise test result inaccuracy.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of air conditioner noises test device, including outdoor noise chamber, room noise room and setting indoors noise chamber and
Boundary wall between outdoor noise chamber, the interior outer machine mounting platform of setting of outdoor noise chamber, for installing air-conditioner outdoor unit, institute
Outer machine mounting platform is stated to be connected with boundary wall.
Further, the boundary wall installs air conditioner indoor unit, the boundary wall in the side towards room noise room
It is set as hollow wall.
Further, the outer machine mounting platform is set as the structure to the direction protrusion far from boundary wall.
Further, the outer machine mounting platform includes support platform, platform grid and grid guide rail in length and breadth, the branch
Support platform is set as and demarcates that wall is vertical connect, and guide rail is connected to the top of platform grid to the grid in length and breadth.
Further, guide rail extends the grid to the direction of boundary wall in length and breadth, and guide rail and support platform are flat in length and breadth for grid
Row.
Further, the thickness B of the support platform is set as 10~30cm, height of the support platform apart from ground
C is set as 30~120cm.
Further, the height A of the platform grid is set as 100~300cm, the platform grid and air-conditioner outdoor unit
The distance between mesh enclosure D is set as 15~60cm.
Further, the extension elongation E of the support platform is 50~120cm, and the extension elongation of the support platform
Greater than the thickness K of air-conditioner outdoor unit, the width H of support platform is set as 150~300cm.
Further, the distance between the platform grid and air-conditioner outdoor unit D are set as 15~60cm.
Compared with the existing technology, air conditioner noises test device described in the utility model has the advantage that
Air conditioner noises test device provided in this embodiment can simulate air-conditioning compared with semi-anechoic room in the prior art
The true installation situation in user family ensure that the vibrational energy of air-conditioner outdoor unit effectively causes wall to resonate, and resonance made an uproar
Sound is transmitted to indoor, so that noise test result is consistent with the true noise in user scene, it is as a result more accurate and reliable.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is air conditioner noises test device schematic diagram in the prior art；
Fig. 2 is that same air-conditioning compares signal with the noise spectrum at user scene in the air conditioner noises test device of the prior art
Figure；
Fig. 3 is air conditioner noises test device schematic diagram described in the utility model embodiment；
Fig. 4 is air conditioner noises test device side view described in the utility model embodiment；
Fig. 5 be same air-conditioning in the air conditioner noises test device described in the utility model embodiment with user scene make an uproar
Music contrast schematic diagram.
Description of symbols:
Noise chamber outside the room 1-, 2- room noise room, 3- boundary wall, the outer machine mounting platform of 4-, 5- support platform, 6- platform lattice
Grid, 7- grid guide rail in length and breadth, 8- air-conditioner outdoor unit, 9- connection pipe for internal-external unit, 10- air conditioner indoor unit, 11- indoor unit machine frame,
The outer machine tooling platform of 12-, 13- sound-absorbing point wall, 14- solid wall, 16- support plate, 17- support leg, 18- user's on-site noise spectrum, 19-
Semi-anechoic room's noise spectrum, 20- air conditioner noises test device noise spectrum
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art
Based on can be realized, this technical solution will be understood that when conflicting or cannot achieve when occurs in the combination of technical solution
In conjunction with being not present, also not within the protection scope of the requires of the utility model.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As illustrated in fig. 1 and 2, it is traditional semi-anechoic room in the prior art, is used now for analog detection air-conditioning in user
The noise situation of field.Specifically include outdoor noise chamber 1, room noise room 2 and setting noise chamber 2 and outdoor noise chamber indoors
Between 1 and the solid wall 14 of surrounding, wherein being arranged in outdoor noise chamber 1 for installing machine tooling platform 12 outside air-conditioner outdoor unit.
Specifically, outer machine tooling platform 12 includes support plate 16 and support leg 17, the support plate 16 is directly contacted with air-conditioner outdoor unit,
The support leg 17 is used to support support plate 16 and air-conditioner outdoor unit.In addition, indoor unit tooling is arranged in noise chamber 2 indoors
Frame 11, indoor unit machine frame 11 are connect with ground, and the connection pipe for internal-external unit 9 of air-conditioning passes through outdoor noise chamber 1 and room noise room 2
Between solid wall air conditioner indoor unit is connected with outdoor unit.On the wall around outdoor noise chamber 1 and room noise room 2 all
It is provided with sound-absorbing point wall 13, the air conditioner noises test cabinet being consequently formed is semi-anechoic room.As shown in Fig. 2, for same air-conditioning,
The noise spectral difference that the noise spectrum and user's on-the-spot test obtained using semi-anechoic room's noise testing device in the prior art is obtained
It is qualified away from larger or even same air-conditioning traditional semi-anechoic room's test result in the prior art, but in user family's use because
Noise is complained, i.e., laboratory test results are not inconsistent completely with curstomer's site actual conditions.Due in the mistake for carrying out noise test
Cheng Zhong, air-conditioner outdoor unit cannot be placed on mounting platform as client family, can be only placed on tooling platform, the vibration of air-conditioner outdoor unit
It is dynamic to generate resonance with wall, therefore resonance noise can not be directly delivered to interior by wall, so that room noise loses
Very serious, test result cannot represent the actual noise under user's real scene.Influence user experience after sale.
Embodiment 1
The present embodiment is made that improvement to semi-anechoic room's noise testing device in the prior art, provides a kind of air-conditioning and makes an uproar
Sound test device, as seen in figures 3-5, including outdoor noise chamber 1, room noise room 2 and setting noise chamber 2 and room indoors
Boundary wall 3 between external noise room 1, the outer machine mounting platform 4 of setting in the outdoor noise chamber 1, the outer machine mounting platform 4 and
Boundary wall 3 between room noise room 2 and outdoor noise chamber 1 is connected, when air conditioner when in use, support the outer machine of outer machine to pacify
Assembling platform 4 receives the vibration of outdoor machine of air-conditioner, and vibration is directly transmitted to interior by wall 3 of demarcating, so that boundary wall 3 generates
Resonance noise, the air conditioner noises test device that the present embodiment is formed can accurately simulate air-conditioning, and really installation makes in user family
With situation, guarantee that noise test result is consistent with the true noise in user family, it is as a result more credible.
Further, the outer machine mounting platform 4 is set as the structure extended to the direction protrusion far from boundary wall 3, very
The site environment of user installation air-conditioning in real simulation life.
Specifically, the outer machine mounting platform 4 includes support platform 5, platform grid 6 and grid guide rail 7 in length and breadth, it is described
Support platform 5 is set perpendicularly to boundary wall 3 and is parallel to ground, guarantees the stationarity of outdoor machine of air-conditioner installation.Platform grid 6 is set
It sets the edge in support platform 5 and upwardly extends, platform grid 6 is perpendicular to support platform 5 and is parallel to boundary wall 3, on the one hand
It plays a protective role to air-conditioner outdoor unit, prevents air-conditioner outdoor unit from falling off from outer machine mounting platform 4, on the other hand can guarantee again
The air circulation of air-conditioner outdoor unit guarantees that outdoor unit heat dissipation is good.
Further, top setting grid guide rail 7 in length and breadth of the platform grid 6, the grid in length and breadth guide rail 7 to boundary
The direction of wall 3 extends, and guide rail 7 is parallel with support platform 5 in length and breadth for grid, provides easy access for the movement of platform grid 6, just
In installation air-conditioner outdoor unit.
Further, boundary wall 3 described in the present embodiment is the building cavity wall used in hollow wall, with real life
It is consistent, real simulation user scene use environment, guarantees the confidence level of noise test result.And with need in the prior art
The solid wall that sound absorption wedge is arranged is compared, and save material reduces cost simultaneously.
Further, the wall around room noise room 2 and outdoor noise chamber 1 is all identical as the boundary structure of wall 3, adopts
With hollow wall structure, further accurate analog subscriber scene use environment.
Further, in room noise room 2 described in the present embodiment, air conditioner indoor unit 10 is directly affiliated on boundary wall 3
Towards the side of room noise room 2, compared with indoor unit machine frame in the prior art, not only save production machine frame at
This, the erecting bed saving the time, and being more close to the users.
Further, the support platform 5 is set as raised type reinforced concrete platform, is firmly combined, avoids with boundary wall 3
Support platform 5 is broken during supporting the load-bearing of air-conditioner outdoor unit, promotes the operation of air-conditioner outdoor unit during noise test
Stability, while the air-conditioning installation and use environment at accurate analog subscriber scene again, reduce test process and air-conditioning actually use
Noise gap in the process.
Further, the height A of the platform grid 6 is set as 100~300cm, be preferable to provide as 150~
230cm, it is mobile convenient for the installation of air-conditioning, and as far as possible in closer to reality user architectural environment.
Further, the thickness B of support platform 5 is set as 10~30cm, installs in the air-conditioner outdoor unit of simulant building
While platform, guarantee the load bearing effect and mechanical strength of support platform.
Further, height C of the support platform 5 apart from ground is set as 30~120cm, convenient for tearing open for air-conditioner outdoor unit
It unloads.
Further, the extension elongation E of support platform 5 is 50~120cm, and extension elongation is greater than the thickness of air-conditioner outdoor unit
K is spent, the width H of support platform 5 is set as 150~300cm, guarantees smoothly to install air-conditioner outdoor unit, while making outdoor function
Smoothly heat dissipation, and be suitable for various types of air conditioner noises and test.
Further, the distance between platform grid 6 and air-conditioner outdoor unit mesh enclosure D are set as 15~60cm, avoid flat
The abrasion of platform grid 6 and boundary wall 3 to air-conditioner outdoor unit.
Further, using air-conditioner outdoor unit as reference standard, F is the length of air-conditioner outdoor unit, the platform grid 6
Width G is set as 1~2F, while simulant building grid, plays a certain protective role to air-conditioner outdoor unit.
Further, the present embodiment does not limit the distance I of wall around the end side to outdoor noise chamber of support platform 5
System.
Air conditioner noises test device provided in this embodiment can simulate air-conditioning compared with semi-anechoic room in the prior art
The true installation situation in user family ensure that the vibrational energy of air-conditioner outdoor unit effectively causes wall to resonate, and resonance made an uproar
Sound is transmitted to indoor, so that noise test result is consistent with the true noise in user scene, it is as a result more accurate and reliable.
Embodiment 2
As shown in figure 5, the present embodiment provides a kind of air conditioner noises test method on the basis of embodiment 1, it is specific to wrap
Include following steps:
S1: air-conditioner outdoor unit 8 is put well in support platform 5, and indoor unit is hung up properly on the boundary wall of noise chamber indoors, is used
Connection pipe for internal-external unit connects indoor unit and outdoor unit, vacuumizes, and open outdoor unit valve；
S2: platform grid 6 is moved to outdoor machine face, and is adjusting platform grid 6 and outdoor unit mesh enclosure just by standard
Distance D between face；
S3: the first operating condition is set by noise testing device；
S4: open air-conditioning, indoor unit noise and outdoor unit noise are tested, operation of air conditioner frequency from 20Hz~
110Hz is surveyed every 2Hz mono-；
S5: judging whether all frequencies test completion, if so, step S6 is executed, if it is not, continuing measurement until the first operating condition
Under until all frequency tests complete；
S6: the second operating condition is set by noise testing device, indoor unit noise and outdoor unit noise are tested, air-conditioning
Running frequency is surveyed from 20Hz~110Hz every 2Hz mono-；
S7: noise report is automatically generated, as shown in Figure 5.
Further, first operating condition is higher for the temperature of outdoor noise chamber 1 and room noise room 2, it is preferred that does not surpass
55 DEG C are crossed, air-conditioning is run in cooling mode at this time；Second operating condition is the temperature of outdoor noise chamber 1 and room noise room 2
It is lower, it is preferred that be not less than subzero 20 DEG C, air-conditioning is run in a heating mode at this time.The setting of first operating condition and the second operating condition
All frequencies under the complete testing air conditioner refrigeration of Noise Testing and heating mode are made it possible to, guarantee that test result accurately may be used
It leans on.
The test result and user's on-site actual situations basic one obtained using the air conditioner noises test method of the present embodiment
It causes, can reflect the true horizon of air conditioner noises completely.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (9)
1. a kind of air conditioner noises test device, which is characterized in that the air conditioner noises test device include outdoor noise chamber (1),
Room noise room (2) and the boundary wall (3) being arranged between noise chamber (2) indoors and outdoor noise chamber (1), the outdoor is made an uproar
The outer machine mounting platform (4) of setting in tone chamber (1), for installing air-conditioner outdoor unit, the outer machine mounting platform (4) and boundary wall
(3) it is connected, the outer machine mounting platform (4) includes support platform (5), platform grid (6) and grid guide rail (7) in length and breadth,
The platform grid (6) is arranged the edge in support platform (5) and upwardly extends.
2. air conditioner noises test device according to claim 1, which is characterized in that the boundary wall (3) is indoor in direction
Air conditioner indoor unit is installed in the side of noise chamber (2), and the boundary wall (3) is set as hollow wall.
3. air conditioner noises test device according to claim 1, which is characterized in that outer machine mounting platform (4) setting
For to far from boundary wall (3) direction protrusion structure.
4. air conditioner noises test device according to claim 1, which is characterized in that the support platform (5) be set as with
Demarcate wall (3) vertically connect, guide rail (7) is connected to the tops of platform grid (6) to the grid in length and breadth.
5. air conditioner noises test device according to claim 4, which is characterized in that the grid in length and breadth guide rail (7) to point
The direction of board (3) extends, and guide rail (7) is parallel with support platform (5) in length and breadth for grid.
6. air conditioner noises test device according to claim 5, which is characterized in that the thickness B of the support platform (5) is set
It is set to 10~30cm, height C of the support platform (5) apart from ground is set as 30~120cm.
7. air conditioner noises test device according to claim 4, which is characterized in that the height A of the platform grid (6) is set
It is set to 100~300cm, the distance between the platform grid (6) and air-conditioner outdoor unit mesh enclosure D are set as 15~60cm.
8. air conditioner noises test device according to claim 5 or 6, which is characterized in that the stretching of the support platform (5)
Length E is 50~120cm, and the extension elongation of the support platform (5) is greater than the thickness K of air-conditioner outdoor unit, support platform (5)
Width H be set as 150~300cm.
9. air conditioner noises test device according to claim 4, which is characterized in that the platform grid (6) and air conditioning chamber
The distance between outer machine (8) D is set as 15~60cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550944.6U CN209459758U (en) | 2018-09-21 | 2018-09-21 | A kind of air conditioner noises test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550944.6U CN209459758U (en) | 2018-09-21 | 2018-09-21 | A kind of air conditioner noises test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209459758U true CN209459758U (en) | 2019-10-01 |
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ID=68036159
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|---|---|---|---|
| CN201821550944.6U Active CN209459758U (en) | 2018-09-21 | 2018-09-21 | A kind of air conditioner noises test device |
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| CN (1) | CN209459758U (en) |
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2018
- 2018-09-21 CN CN201821550944.6U patent/CN209459758U/en active Active
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