CN111746412A - PT-NVH data acquisition microphone sensor fixing support - Google Patents
PT-NVH data acquisition microphone sensor fixing support Download PDFInfo
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- CN111746412A CN111746412A CN202010497748.2A CN202010497748A CN111746412A CN 111746412 A CN111746412 A CN 111746412A CN 202010497748 A CN202010497748 A CN 202010497748A CN 111746412 A CN111746412 A CN 111746412A
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- threaded
- main body
- stay
- support rod
- stay bar
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- 238000013480 data collection Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention relates to a PT-NVH data acquisition microphone sensor fixing support which comprises a support rod main body, a threaded support rod and a threaded locking ring, wherein the support rod main body is provided with a support rod main body; the stay bar main body is in threaded connection with the threaded stay bar; the threaded locking ring is in threaded connection with the threaded support rod, and the threaded locking ring is adjusted in a rotating mode to enable the threaded locking ring to tightly press the support rod main body, so that the relative position of the support rod main body and the threaded support rod can be fixed. The microphone fixing bracket is suitable for fixing an 1/2-inch microphone, the whole fixing bracket can be shortened to a proper length by rotating and adjusting the threaded support rod, and the fixing bracket is supported between the headrest parts of the front driver seat and the front passenger seat, so that the microphone sensor is accurately fixed, the damage to a vehicle is small, and the microphone fixing bracket can be used for multiple times.
Description
Technical Field
The invention belongs to the technical field of fixed supports, and relates to a PT-NVH data acquisition microphone sensor fixed support.
Background
Under a traditional performance test, collection of noise (PT-NVH) of a power assembly transmitted from a cabin to a cab is difficult, and because a free field test microphone belongs to an instrument with high sensitivity, vibration of a sensor diaphragm caused by all sound and vibration in the environment can be recorded. It is therefore desirable to ensure that the microphone is stably fixed in the middle of the front two seats and should not be affected by in-road equipment and driving operations when recording powertrain noise data. And the bracket should be capable of being adapted to both conventional split-head-rest and one-piece sport seats.
Disclosure of Invention
The invention aims to provide a fixing bracket for a PT-NVH data acquisition microphone sensor, which can enable a microphone to be stably fixed at the middle position of two front seats.
In order to solve the technical problem, the fixing support for the PT-NVH data acquisition microphone sensor comprises a support rod main body, a threaded support rod and a threaded locking ring; the stay bar main body is in threaded connection with the threaded stay bar; the threaded locking ring is in threaded connection with the threaded support rod, and the threaded locking ring is adjusted in a rotating mode to enable the threaded locking ring to tightly press the support rod main body, so that the relative position of the support rod main body and the threaded support rod can be fixed.
The left side of the stay bar main body 1 is provided with an internal thread hole, and the end part of the right side is provided with a support table; the right side of the threaded support rod is provided with external threads, and the end part of the left side of the threaded support rod is provided with a support platform.
The supporting rod main body and the threaded supporting rod are circular rods, and a supporting platform at the right side end of the supporting rod main body and a supporting platform at the left side end of the threaded supporting rod are in a circular truncated cone shape.
The support rod main body is provided with a strip-shaped plane suitable for clamping the microphone.
The supporting rod main body and the threaded supporting rod are square rods, and a supporting platform at the right side end of the supporting rod main body and a supporting platform at the left side end of the threaded supporting rod are square platforms.
The supporting rod main body and the threaded supporting rod are hexagonal rods, and a supporting platform at the right side end of the supporting rod main body and a supporting platform at the left side end of the threaded supporting rod are hexagonal frustum-shaped.
The support rod main body and the threaded support rod are rectangular rods, and a support table at the right side end of the support rod main body and a support table at the left side end of the threaded support rod are rectangular table-shaped.
The invention is suitable for fixing an 1/2-inch microphone, and the stay bar main body is connected with the threaded stay bar through threads; the whole fixing support can be shortened to a proper length by rotating and adjusting the threaded support rod, and the fixing support is supported between headrest parts of a front driver seat and a front passenger seat; the extension length of the threaded stay bar can be fixed by rotating the adjusting threaded locking ring, so that the stability and firmness of the whole fixed support are ensured.
The invention has the beneficial effects that:
1. the mode of supporting among seats is adopted, so that the chair can be used for a traditional headrest separation type seat and an integrated sports seat.
2. Through the screw thread regulation, can ensure that microphone sensor arranges position, direction are correct, applicable in the motorcycle type of front row two headrest portion interval 410mm ~ 570 mm.
3. The microphone sensor is accurately fixed, the damage to the vehicle is small, and the microphone sensor can be used for multiple times.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is an exploded view of example 1 of the present invention.
In the figure: 1. a stay bar body; 11. a strip-shaped plane; 2. a threaded brace rod; 3. and (4) screwing a locking ring.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Example 1
As shown in fig. 1, the PT-NVH data acquisition microphone sensor fixing bracket of the present invention includes a stay rod main body 1, a threaded stay rod 2 and a threaded locking ring 3; the stay bar main body 1 is a circular bar, the left side of the stay bar main body is provided with an internal thread hole, and the end part of the right side of the stay bar main body is provided with a circular truncated cone-shaped supporting platform; the threaded support rod 2 is a circular rod, the left end of the threaded support rod is provided with a circular truncated cone-shaped support platform, and the right end of the threaded support rod is provided with an external thread; the stay bar main body 1 is connected with the threaded stay bar 2 through threads; the threaded locking ring 3 is in threaded connection with the right side of the threaded stay bar 2; the whole fixing bracket can be shortened to a proper length by rotating and adjusting the threaded stay bar 2, and the fixing bracket is supported between headrest parts of a front driver seat and a front passenger seat.
The stay bar main body 1 is provided with a strip-shaped plane 11 suitable for clamping a microphone.
When the seat is installed, the fixing bracket is horizontally placed between the headrest parts of the driver seat and the front passenger seat; rotating the stay bar main body 1 to keep the microphone clamping plane 12 on the stay bar main body horizontal; then, under the condition that the stay bar main body 1 is ensured not to rotate, the threaded stay bar 2 is rotated to extend the fixed support until a right support platform of the stay bar main body 1 and a left support platform of the threaded stay bar 2 respectively support the headrest parts of the driver seat and the assistant driver seat; and then, the adjusting threaded locking ring 3 is rotated to tightly press the left end surface of the stay bar main body 1, so that the extension of the threaded stay bar 2 is locked. Through adjusting each cubic of screw vaulting pole 2 and screw locking ring 3, can guarantee that the fixed bolster is fixed in the middle of the headrest of two seats steadily, can look for the equidistant central point in fixed bolster both sides on vaulting pole main part 1, install microphone sensor in the position of rectangular shape plane 12.
After the test is finished, firstly, the threaded locking ring 3 is adjusted in a rotating mode, so that the threaded locking ring 3 and the strut main body 1 are not compressed; then the threaded stay bar 2 is rotated to shorten the whole length of the fixed support, and the fixed support is disassembled.
Example 2
The fixing support for the PT-NVH data acquisition microphone sensor comprises a support rod main body 1, a threaded support rod 2 and a threaded locking ring 3; the stay bar main body 1 is a square bar, the left side of the stay bar main body is provided with an internal thread hole, and the end part of the right side of the stay bar main body is provided with a square platform-shaped supporting platform; the threaded support rod 2 is a square rod, a square table-shaped support table is arranged at the left end of the threaded support rod, and an external thread is arranged at the right side of the threaded support rod; the stay bar main body 1 is connected with the threaded stay bar 2 through threads; the threaded locking ring 3 is in threaded connection with the right side of the threaded stay bar 2; the whole fixing bracket can be shortened to a proper length by rotating and adjusting the threaded stay bar 2, and the fixing bracket is supported between headrest parts of a front driver seat and a front passenger seat.
When the seat is installed, the fixing bracket is horizontally placed between the headrest parts of the driver seat and the front passenger seat; rotating the stay bar body 1 to keep one surface thereof horizontal; then, under the condition that the stay bar main body 1 is ensured not to rotate, the threaded stay bar 2 is rotated to extend the fixed support until a right support platform of the stay bar main body 1 and a left support platform of the threaded stay bar 2 respectively support the headrest parts of the driver seat and the assistant driver seat; and then, the adjusting threaded locking ring 3 is rotated to tightly press the left end surface of the stay bar main body 1, so that the extension of the threaded stay bar 2 is locked. Through adjusting each cubic of screw vaulting pole 2 and screw locking ring 3, can guarantee that the fixed bolster is fixed in the middle of the headrest of two seats steadily, can look for the equidistant central point in fixed bolster both sides on vaulting pole main part 1, install microphone sensor on the horizontal surface of vaulting pole main part 1.
After the test is finished, firstly, the threaded locking ring 3 is adjusted in a rotating mode, so that the threaded locking ring 3 and the strut main body 1 are not compressed; then the threaded stay bar 2 is rotated to shorten the whole length of the fixed support, and the fixed support is disassembled.
Example 3
The fixing support for the PT-NVH data acquisition microphone sensor comprises a support rod main body 1, a threaded support rod 2 and a threaded locking ring 3; the stay bar main body 1 is a hexagonal bar, the left side of the stay bar main body is provided with an internal threaded hole, and the end part of the right side of the stay bar main body is provided with a hexagonal frustum pyramid-shaped supporting platform; the threaded stay bar 2 is a hexagonal rod, the left end of the threaded stay bar is provided with a hexagonal frustum-shaped supporting table, and the right side of the threaded stay bar is provided with an external thread; the stay bar main body 1 is connected with the threaded stay bar 2 through threads; the threaded locking ring 3 is in threaded connection with the right side of the threaded stay bar 2; the whole fixing bracket can be shortened to a proper length by rotating and adjusting the threaded stay bar 2, and the fixing bracket is supported between headrest parts of a front driver seat and a front passenger seat.
When the seat is installed, the fixing bracket is horizontally placed between the headrest parts of the driver seat and the front passenger seat; rotating the stay bar body 1 to keep one surface thereof horizontal; then, under the condition that the stay bar main body 1 is ensured not to rotate, the threaded stay bar 2 is rotated to extend the fixed support until a right support platform of the stay bar main body 1 and a left support platform of the threaded stay bar 2 respectively support the headrest parts of the driver seat and the assistant driver seat; and then, the adjusting threaded locking ring 3 is rotated to tightly press the left end surface of the stay bar main body 1, so that the extension of the threaded stay bar 2 is locked. Through adjusting each cubic of screw vaulting pole 2 and screw locking ring 3, can guarantee that the fixed bolster is fixed in the middle of the headrest of two seats steadily, can look for the equidistant central point in fixed bolster both sides on vaulting pole main part 1, install microphone sensor on the horizontal surface of vaulting pole main part 1.
After the test is finished, firstly, the threaded locking ring 3 is adjusted in a rotating mode, so that the threaded locking ring 3 and the strut main body 1 are not compressed; then the threaded stay bar 2 is rotated to shorten the whole length of the fixed support, and the fixed support is disassembled.
Example 4
The fixing support for the PT-NVH data acquisition microphone sensor comprises a support rod main body 1, a threaded support rod 2 and a threaded locking ring 3; the stay bar main body 1 is a rectangular bar, the left side of the stay bar main body is provided with an internal thread hole, and the end part of the right side of the stay bar main body is provided with a rectangular table-shaped supporting platform; the threaded stay bar 2 is a rectangular bar, the left end part of the threaded stay bar is provided with a rectangular bar platform-shaped supporting platform, and the right side of the threaded stay bar is provided with an external thread; the stay bar main body 1 is connected with the threaded stay bar 2 through threads; the threaded locking ring 3 is in threaded connection with the right side of the threaded stay bar 2; the whole fixing bracket can be shortened to a proper length by rotating and adjusting the threaded stay bar 2, and the fixing bracket is supported between headrest parts of a front driver seat and a front passenger seat.
When the seat is installed, the fixing bracket is horizontally placed between the headrest parts of the driver seat and the front passenger seat; rotating the stay bar body 1 to keep one surface thereof horizontal; then, under the condition that the stay bar main body 1 is ensured not to rotate, the threaded stay bar 2 is rotated to extend the fixed support until a right support platform of the stay bar main body 1 and a left support platform of the threaded stay bar 2 respectively support the headrest parts of the driver seat and the assistant driver seat; and then, the adjusting threaded locking ring 3 is rotated to tightly press the left end surface of the stay bar main body 1, so that the extension of the threaded stay bar 2 is locked. Through adjusting each cubic of screw vaulting pole 2 and screw locking ring 3, can guarantee that the fixed bolster is fixed in the middle of the headrest of two seats steadily, can look for the equidistant central point in fixed bolster both sides on vaulting pole main part 1, install microphone sensor on the horizontal surface of vaulting pole main part 1.
After the test is finished, firstly, the threaded locking ring 3 is adjusted in a rotating mode, so that the threaded locking ring 3 and the strut main body 1 are not compressed; then the threaded stay bar 2 is rotated to shorten the whole length of the fixed support, and the fixed support is disassembled.
The present invention is not limited to the above embodiment, and the support base on the right side of the stay main body 1 and the support base on the left side of the threaded stay 2 may take other shapes, or have no support base.
Claims (7)
1. A fixing support for a PT-NVH data acquisition microphone sensor is characterized by comprising a stay bar main body (1), a threaded stay bar (2) and a threaded locking ring (3); the stay bar main body (1) is in threaded connection with the threaded stay bar (2); the threaded locking ring (3) is in threaded connection with the threaded support rod (2), the threaded locking ring (3) is adjusted in a rotating mode to enable the threaded locking ring to tightly press the support rod main body (1), and the relative position of the support rod main body (1) and the threaded support rod (2) can be fixed.
2. The PT-NVH data-collecting microphone sensor fixing bracket according to claim 1, wherein the stay main body (1) has an internally threaded hole at the left side and a support stand at the right end; the right side of the threaded support rod (2) is provided with external threads, and the left end part is provided with a support platform.
3. The PT-NVH data-collecting microphone sensor fixing bracket according to claim 2, wherein the stay main body (1) and the threaded stay (2) are circular rods, and the support platform at the right end of the stay main body (1) and the support platform at the left end of the threaded stay (2) are truncated cone-shaped.
4. The PT-NVH data acquisition microphone sensor fixing bracket as claimed in claim 3, wherein the stay bar main body (1) is provided with an elongated flat surface (11) suitable for clamping a microphone.
5. The PT-NVH data-collecting microphone sensor fixing bracket according to claim 2, wherein the stay main body (1) and the threaded stay (2) are square rods, and the support platform at the right end of the stay main body (1) and the support platform at the left end of the threaded stay (2) are square platforms.
6. The PT-NVH data collection microphone sensor fixing bracket according to claim 2, wherein the stay main body (1) and the threaded stay (2) are hexagonal rods, and the support platform at the right end of the stay main body (1) and the support platform at the left end of the threaded stay (2) are hexagonal frustum-shaped.
7. The PT-NVH data-collecting microphone sensor fixing bracket according to claim 2, wherein the stay main body (1) and the threaded stay (2) are rectangular rods, and the support platform at the right end of the stay main body (1) and the support platform at the left end of the threaded stay (2) are rectangular truncated cones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010497748.2A CN111746412A (en) | 2020-06-04 | 2020-06-04 | PT-NVH data acquisition microphone sensor fixing support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010497748.2A CN111746412A (en) | 2020-06-04 | 2020-06-04 | PT-NVH data acquisition microphone sensor fixing support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111746412A true CN111746412A (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010497748.2A Pending CN111746412A (en) | 2020-06-04 | 2020-06-04 | PT-NVH data acquisition microphone sensor fixing support |
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| CN (1) | CN111746412A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007278824A (en) * | 2006-04-06 | 2007-10-25 | Ono Sokki Co Ltd | Abnormal noise measuring apparatus for automobile |
| CN101503082A (en) * | 2009-03-14 | 2009-08-12 | 粟远志 | Fixing pedestal of vehicle mounted audio and video player |
| CN204906634U (en) * | 2015-08-12 | 2015-12-23 | 上海汽车制动系统有限公司 | Experimental microphone holder of whole car of brake noise |
| CN206664461U (en) * | 2017-03-22 | 2017-11-24 | 北京汽车研究总院有限公司 | A kind of vehicle testing equipment supporter |
| CN206906089U (en) * | 2017-06-05 | 2018-01-19 | 苏州市信测标准技术服务有限公司 | A kind of vehicle in-car gas sampling pipeline opening fixing device |
| CN209731360U (en) * | 2019-06-25 | 2019-12-03 | 北京智想有为通信技术有限公司 | A kind of mobile phone support with buffer protection function |
-
2020
- 2020-06-04 CN CN202010497748.2A patent/CN111746412A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007278824A (en) * | 2006-04-06 | 2007-10-25 | Ono Sokki Co Ltd | Abnormal noise measuring apparatus for automobile |
| CN101503082A (en) * | 2009-03-14 | 2009-08-12 | 粟远志 | Fixing pedestal of vehicle mounted audio and video player |
| CN204906634U (en) * | 2015-08-12 | 2015-12-23 | 上海汽车制动系统有限公司 | Experimental microphone holder of whole car of brake noise |
| CN206664461U (en) * | 2017-03-22 | 2017-11-24 | 北京汽车研究总院有限公司 | A kind of vehicle testing equipment supporter |
| CN206906089U (en) * | 2017-06-05 | 2018-01-19 | 苏州市信测标准技术服务有限公司 | A kind of vehicle in-car gas sampling pipeline opening fixing device |
| CN209731360U (en) * | 2019-06-25 | 2019-12-03 | 北京智想有为通信技术有限公司 | A kind of mobile phone support with buffer protection function |
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Application publication date: 20201009 |