CN212060069U - Building component sound leakage detection device - Google Patents
Building component sound leakage detection device Download PDFInfo
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- CN212060069U CN212060069U CN202020574992.XU CN202020574992U CN212060069U CN 212060069 U CN212060069 U CN 212060069U CN 202020574992 U CN202020574992 U CN 202020574992U CN 212060069 U CN212060069 U CN 212060069U
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Abstract
The utility model relates to a building component sound leakage detection device, which comprises a two-axis sliding table; a sound insulation detection device is fixedly arranged on the sliding block on the two-axis sliding table; but sound insulation detection device plane location in the plane scope of diaxon slip table, and the plane scope of diaxon slip table covers the plane scope of the sample that awaits measuring. The utility model discloses the sound leakage and the sound insulation distribution condition of acquisition building element that can be convenient, effectual reduction check out time provides a full automatization detection device, reduces the detection cost to can promote in the detection unit, and provide an economical and practical's sound leakage detection method for the component producer.
Description
Technical Field
The utility model relates to a building element sound leakage detection device belongs to building element sound leakage detection technical field.
Background
National standard GB 19889.3-2005 part 3 of sound insulation measurement of acoustical building and construction elements laboratory measurements of the air sound insulation of construction elements and national standard GB/T31004.1-2014 part 1 of sound insulation sound intensity measurement of acoustical building and construction elements: laboratory measurements specify a method of sound isolation detection using microphones and microphone pairs. And the method is widely applied to the field of sound insulation detection of buildings. However, this method can only obtain the entire sound insulation amount of the entire member by detecting the entire sound insulation amount of the member, and cannot obtain the sound leakage point or sound insulation distribution of the member.
The discrete point method of the microphone pair can be used for detecting by adopting the discrete point method and drawing a sound insulation distribution diagram. However, the detection time is too long, and a door with a common size needs more than 4 hours of manual continuous operation time, so that the cost is too high, and the door is difficult to popularize in a detection unit. Various problems lead common component manufacturers to be unable to economically and conveniently obtain the sound leakage data of the products, and difficulty is increased for improving the products.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a convenient sound leakage and the sound insulation distribution condition of obtaining building element, effectual reduction check out time provides a full automatization detection device, reduces the detection cost to can promote in the detection unit, and provide an economical and practical sound leakage detection method for the component producer.
The utility model adopts the following technical proposal:
a building component sound leakage detection device comprises a two-shaft sliding table 6; a sound insulation detection device 5 is fixedly arranged on the sliding block on the two-axis sliding table; but sound insulation detection device 5 plane location in the plane scope of diaxon slip table, and the plane scope of diaxon slip table 6 covers the plane scope of sample 4 that awaits measuring.
Preferably, a sound source chamber 1 and a receiving chamber 2 are configured, a gap is reserved between partition walls of the sound source chamber and the receiving chamber, and a sample 4 to be detected is arranged at the gap; and a two-axis sliding table 6 which is arranged in parallel with the sample to be detected is arranged at one side of the receiving chamber 2 close to the sample to be detected.
Further, the sample to be detected is a prefabricated part.
Further, the two-axis sliding table 6 is an automatic positioning sliding table in the X, Y plane, and under the control of the control system, the sound insulation detection device 5 is automatically positioned in the XOY plane along with the sliding block and collects sound intensity information of corresponding points.
Further, a loudspeaker 3 is arranged in the sound source chamber 1, and the position of the loudspeaker 3 is adjustable.
Further, the sound insulation detection device 5 is a sound intensity meter.
A sound leakage detection method of the building component sound leakage detection device comprises the following steps:
s1, mounting the sound intensity meter on the two-axis automatic sliding table, and automatically stopping at fixed spacing points under the control of a control system;
s2, starting a sound source and a sound intensity meter, and receiving the sound intensity of the point; the two-axis automatic sliding table is continuously started, the sliding table moves to the next point position, and the detection process is repeated until the whole detection area is traversed;
and S3, drawing a sound insulation distribution diagram by the control system according to the obtained sound intensity data.
Further, before step S1, the method further includes: adjusting information such as measuring point spacing, measuring point quantity and the like in a computer; in step S2: the control system automatically implements the following operations: starting a sound source, starting sound intensity, finishing sound intensity reception, storing data, closing the sound source, automatically moving the two-axis automatic sliding table to a next measuring point, and circulating the steps until the detection is finished; in step S3, the control system obtains an evaluation of the sound leakage of the member using the sound insulation amount distribution map.
In another sound leakage detection method of the building component sound leakage detection device, the mechanical arm is adopted to replace the two-shaft automatic sliding table.
The beneficial effects of the utility model reside in that:
1) compared with the traditional detection means, the system can lead the detection of the leakage sound to be automatic, save labor and time and reduce the detection cost. The detection can be widely applied to the detection of sound leakage of building components in laboratories and sites. A large amount of experimental data support can be provided for sound insulation research and development of building components such as doors and windows. And the sound insulation weak link of the room can be found in field detection.
2) Compared with an acoustic camera, the test measures GB/T31004.1-2014 acoustical sound intensity method for acoustic building and construction components part 1: a detection method in laboratory measurement is automatically improved, and the method is more accurate. In addition, the accurate detection can obtain the accurate sound leakage condition, and can accurately judge, analyze and calculate the sound leakage point.
3) The full-automatic detection device can conveniently obtain the sound leakage and sound insulation distribution conditions of the building components, effectively reduce the detection time, reduce the detection cost, and further can be popularized in detection units and provide an economical and practical sound leakage detection method for component manufacturers.
Drawings
Fig. 1 is a schematic plan view of the building component sound leakage detection device in the detection process.
Fig. 2 is a partially enlarged view of fig. 1.
Fig. 3 is a side view of the receiving chamber for detecting the building component sound leakage detecting device of the present invention.
Fig. 4 is a detection flow chart.
FIG. 5 is a schematic view of a survey point grid.
Fig. 6 is a graph of measured sound insulation distribution.
In the figure, 1, a sound source chamber, 2, a receiving chamber, 3, a loudspeaker, 4, a sample to be measured, 5, a sound intensity probe, 6, a two-axis sliding table and 7, a measuring point distribution grid are arranged.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 1 is a schematic plan view (top view) of a building component sound leakage detection apparatus at the time of detection.
With reference to fig. 1-3, a building element sound leakage detection device comprises a two-axis slide table 6; a sound insulation detection device 5 is fixedly arranged on the sliding block on the two-axis sliding table; but sound insulation detection device 5 plane location in the plane scope of diaxon slip table, and the plane scope of diaxon slip table 6 covers the plane scope of sample 4 that awaits measuring.
In this embodiment, a sound source chamber 1 and a receiving chamber 2 are configured, a gap is reserved between the two partition walls, and a sample 4 to be measured is arranged at the gap; and a two-axis sliding table 6 which is arranged in parallel with the sample to be detected is arranged at one side of the receiving chamber 2 close to the sample to be detected.
The sample to be detected is a prefabricated part.
In this embodiment, the two-axis sliding table 6 is an automatic positioning sliding table in the X, Y plane, and under the control of the control system, the sound insulation detection device 5 is automatically positioned in the XOY plane along with the sliding block, and collects the sound intensity information of the corresponding point.
With continued reference to fig. 1, a speaker 3 is disposed in the sound source chamber 1, and the position of the speaker 3 is adjustable.
The sound insulation detection device 5 is a sound intensity meter.
A sound leakage detection method of the building component sound leakage detection device comprises the following steps:
s1, adjusting information such as measuring point spacing, measuring point number and the like in a computer; the sound intensity meter is arranged on the two-axis automatic sliding table and is controlled by a control system to automatically stop at fixed spacing points;
s2, starting a sound source and a sound intensity meter, and receiving the sound intensity of the point; the two-axis automatic sliding table is continuously started, the sliding table moves to the next point position, and the detection process is repeated until the whole detection area is traversed; the control system automatically implements the following operations: starting a sound source, starting sound intensity, finishing sound intensity reception, storing data, closing the sound source, automatically moving the two-axis automatic sliding table to a next measuring point, and circulating the steps until the detection is finished;
s3, drawing a sound insulation distribution diagram by the control system according to the obtained sound intensity data; and the control system utilizes the sound insulation quantity distribution map to obtain the sound leakage condition evaluation of the member.
The overall control logic of the control system for the loudspeaker, the two-axis sliding table and the sound intensity meter is shown in fig. 4.
In this embodiment, specifically, the two-axis slide table 6 adopts a FUYU synchronous numerical control slide table, and the acoustic intensity detection adopts an AWA8450 type acoustic intensity probe + AWA6290L type multichannel analyzer.
As a variation of this embodiment, the mechanical arm is used to replace the two-axis automatic sliding table, and the above functions and effects can also be achieved.
Claims (6)
1. A building element sound leakage detection device which characterized in that: comprises a two-axis sliding table (6); a sound insulation detection device (5) is fixedly arranged on the sliding block on the two-axis sliding table; but sound insulation detection device (5) plane location in the plane scope of diaxon slip table, and the plane scope of diaxon slip table (6) covers the plane scope of sample (4) that awaits measuring.
2. The building element sound leakage detection apparatus according to claim 1, wherein:
configuring a sound source chamber (1) and a receiving chamber (2), reserving a gap between the two partition walls, and arranging a sample (4) to be detected at the gap;
and a two-axis sliding table (6) which is arranged in parallel with the sample to be detected is arranged at one side of the receiving chamber (2) close to the sample to be detected.
3. The building element sound leakage detecting device according to claim 2, wherein: the sample to be detected is a prefabricated part.
4. The building element sound leakage detecting device according to claim 2, wherein: and the two-axis sliding table (6) is an automatic positioning sliding table in an X, Y plane, and under the control of a control system, the sound insulation detection device (5) is automatically positioned in an XOY plane along with the sliding block and collects sound intensity information of corresponding points.
5. The building element sound leakage detecting device according to claim 2, wherein: a loudspeaker (3) is arranged in the sound source chamber (1), and the position of the loudspeaker (3) is adjustable.
6. The building element sound leakage detecting device according to claim 2, wherein: the sound insulation detection device (5) is a sound intensity meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020574992.XU CN212060069U (en) | 2020-04-17 | 2020-04-17 | Building component sound leakage detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020574992.XU CN212060069U (en) | 2020-04-17 | 2020-04-17 | Building component sound leakage detection device |
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| CN212060069U true CN212060069U (en) | 2020-12-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366641A (en) * | 2020-04-17 | 2020-07-03 | 上海建科检验有限公司 | Building component sound leakage detection device and method |
| CN113984899A (en) * | 2021-12-23 | 2022-01-28 | 常州市安贞建设工程检测有限公司 | Assembled building component sound insulation detection device and use method |
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2020
- 2020-04-17 CN CN202020574992.XU patent/CN212060069U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366641A (en) * | 2020-04-17 | 2020-07-03 | 上海建科检验有限公司 | Building component sound leakage detection device and method |
| CN113984899A (en) * | 2021-12-23 | 2022-01-28 | 常州市安贞建设工程检测有限公司 | Assembled building component sound insulation detection device and use method |
| CN113984899B (en) * | 2021-12-23 | 2022-03-15 | 常州市安贞建设工程检测有限公司 | Assembled building component sound insulation detection device and use method |
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