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CN-224218520-U - Microphone test fixture

CN224218520UCN 224218520 UCN224218520 UCN 224218520UCN-224218520-U

Abstract

The utility model discloses a microphone testing fixture, which relates to the technical field of testing fixture devices, and comprises a supporting base, a sound insulation box main body is arranged at the top of the supporting base, the sound insulation box main part is used for placing the microphone, and the top of sound insulation box main part is provided with test assembly, and test assembly tests the inside microphone of sound insulation box main part. This microphone test fixture is through installing the microphone inside the sound proof box main part to can dismantle the setting with sound proof box main part and supporting base, can change the sound proof box main part according to microphone specification conveniently, carry out audio acquisition and operation test to the microphone of changing through top test assembly, simultaneously, through being connected with adjusting fixture and test assembly, can adjust the test assembly position, make test assembly can satisfy, compatible different model microphones, be fit for quick change type, this testing arrangement structure is small and exquisite, easy operation, the speed is faster.

Inventors

  • ZHANG JIAN
  • LIU MENG

Assignees

  • 湖州影联科技有限公司

Dates

Publication Date
20260508
Application Date
20250603

Claims (8)

  1. 1. The microphone testing tool comprises a supporting base (1) and is characterized in that the top of the supporting base (1) is provided with a sound insulation box main body (2), the sound insulation box main body (2) is used for placing a microphone, the top of the sound insulation box main body (2) is provided with a testing component (3), the testing component (3) is used for testing the microphone in the sound insulation box main body (2), and the sound insulation box main body (2) and the supporting base (1) are detachably arranged; One side of the support base (1) is provided with a support column (4), an adjusting tool (5) is arranged at the support column (4), and the position of the testing component (3) is adjusted by the adjusting tool (5).
  2. 2. The microphone testing tool according to claim 1, wherein the sound insulation box main body (2) comprises a honeycomb sound insulation upper cover (201), a honeycomb sound insulation lower cover (202), a locking piece (203), a connecting shaft (204) and a sound outlet hole (205), and the honeycomb sound insulation lower cover (202) is detachably arranged with the support base (1) through a plurality of groups of bolts.
  3. 3. The microphone testing tool as set forth in claim 2, wherein the honeycomb sound insulation upper cover (201) is hinged to the top of the honeycomb sound insulation lower cover (202) through a connecting shaft (204), the locking piece (203) is arranged on the outer walls of the honeycomb sound insulation upper cover (201) and the honeycomb sound insulation lower cover (202), and the sound outlet hole (205) is formed in the top of the honeycomb sound insulation upper cover (201).
  4. 4. The microphone test fixture as claimed in claim 3, wherein the test assembly (3) comprises a test machine (301) and a test head (302), the test head (302) is fixedly arranged at the bottom of the test machine (301), the test machine (301) is arranged at two sides of the top of the sound insulation box main body (2), and the test head (302) corresponds to the position of the sound outlet hole (205).
  5. 5. The microphone testing tool according to claim 1, wherein the adjusting tool (5) comprises a transmission screw (501), a guide rod (502), a rotating motor (503), a driving block (504), a connecting block (505), a first driving plate (506), a second driving plate (507), a first sliding groove (508) and a second sliding groove (509), the transmission screw (501) is rotatably connected inside the support column (4), and the guide rod (502) is fixedly arranged on two sides inside the support column (4).
  6. 6. The microphone test fixture as claimed in claim 5, wherein the rotating motor (503) is fixedly mounted at the top of the supporting column (4), an output end of the rotating motor (503) is fixedly connected with the transmission screw (501), the driving block (504) is in threaded sleeve connection with the outer peripheral wall of the transmission screw (501), the driving block (504) is in sliding sleeve connection with the outer peripheral walls of the two groups of guide rods (502), the connecting block (505) is fixedly mounted on the outer wall of the driving block (504), and the first driving plate (506) is fixedly mounted at the bottom of the connecting block (505).
  7. 7. The microphone test fixture as claimed in claim 6, wherein the second sliding groove (509) is formed in the first driving plate (506), the second driving plate (507) is slidably connected in the second sliding groove (509) through a power device, and the first sliding groove (508) is formed in the second driving plate (507).
  8. 8. The microphone testing tool as set forth in claim 4, wherein the testing machine (301) is slidably connected to the inside of the first chute (508) through a power device, and the bottom of the testing head (302) and the bottom of the second driving plate (507) are in the same horizontal plane.

Description

Microphone test fixture Technical Field The utility model relates to the technical field of test tool devices, in particular to a microphone test tool. Background Various electronic products such as mobile phones, flat plates, pen-powered devices and the like are provided with microphones for collecting sound, so that the test of the performance of the microphones becomes an indispensable link, and the existing microphone test is to put the microphones into a large sound insulation box body to isolate environmental noise so as to test the parameter indexes of the microphones, and mainly comprises simple tests such as current and frequency detection. From the perspective of sound insulation effect, many traditional testing arrangement lacks effective sound insulation design, its inner structure is mostly solid structure, this makes external environment interference extremely easily influence the test result, lead to the microphone to be difficult to obtain accurate, pure audio data in the test process, seriously reduce the reliability of test, many testing arrangement only can test to the microphone of specific model, lack multi-direction adjustment design, can't compatible multiple model's microphone, when facing the current situation that the microphone model was updated fast, can't realize fast to change the model, greatly restricted test efficiency and product research and development progress, be difficult to satisfy the increasingly high-efficient test demand of trade, to prior art not enough, we propose microphone test fixture in order to solve above-mentioned problem. Disclosure of utility model The microphone testing tool comprises a supporting base, wherein the top of the supporting base is provided with a sound insulation box main body, the sound insulation box main body is used for placing a microphone, the top of the sound insulation box main body is provided with a testing component, the testing component is used for testing the microphone in the sound insulation box main body, and the sound insulation box main body and the supporting base are detachably arranged; One side of supporting base is provided with the support column, support column department is provided with adjusts the frock, adjust the position of frock regulation test assembly. Preferably, the sound insulation box main body comprises a honeycomb sound insulation upper cover, a honeycomb sound insulation lower cover, a locking piece, a connecting shaft and a sound outlet hole, wherein the honeycomb sound insulation lower cover is detachably arranged with the support base through a plurality of groups of bolts. Preferably, the honeycomb sound insulation upper cover is hinged to the top of the honeycomb sound insulation lower cover through a connecting shaft, the locking piece is arranged on the outer walls of the honeycomb sound insulation upper cover and the honeycomb sound insulation lower cover, and the sound-emitting Kong Kaishe is arranged on the top of the honeycomb sound insulation upper cover. Preferably, the test assembly comprises a test machine and a test head, the test head is fixedly arranged at the bottom of the test machine, the test machine is arranged at two sides of the top of the sound insulation box main body, and the test head corresponds to the sound outlet. Preferably, the adjusting tool comprises a transmission screw rod, a guide rod, a rotating motor, a driving block, a connecting block, a first driving plate, a second driving plate, a first sliding groove and a second sliding groove, wherein the transmission screw rod is rotationally connected inside the support column, and the guide rod is fixedly arranged on two sides inside the support column. Preferably, the rotating electrical machines fixed mounting is at the support column top, the output and the transmission lead screw fixed connection of rotating electrical machines, the drive piece screw thread cup joints at transmission lead screw periphery wall, the drive piece sliding cup joints at two sets of guide bar periphery walls, connecting block fixed mounting is at the drive piece outer wall, first drive plate fixed mounting is in the connecting block bottom. Preferably, the second sliding groove is formed in the first driving plate, the second driving plate is slidably connected in the second sliding groove through a power device, and the first sliding groove is formed in the second driving plate. Preferably, the testing machine is slidably connected inside the first chute through a power device, and the bottom of the testing head and the bottom of the second driving plate are in the same horizontal plane. The utility model discloses a microphone test fixture which has the beneficial effects that a microphone is arranged in a sound insulation box main body, the sound insulation box main body and a supporting base are detachably arranged, the sound insulation box main body can be conveniently replaced according to the specification of the microphone,