Earphone loudspeaker phase testing device

Abstract

The utility model discloses an earphone horn phase testing device which comprises a supporting base, a supporting installation ring is fixedly installed on the upper end face of the supporting base, three arc-shaped cushion blocks are installed on the inner side of the supporting installation ring, a plurality of sound receiving mechanisms are installed on the inner side of one arc-shaped cushion block, and the sound receiving mechanisms are installed on the inner side of the other arc-shaped cushion block. The upper end faces of the three sound receiving mechanisms are rotationally connected with a positioning adjusting disc, a plurality of elastic clamping strips are installed on the side edge of the positioning adjusting disc, a locking ring is installed in the middle of the upper end face of the positioning adjusting disc, an adjusting hand wheel is installed on the inner side of the locking ring, and three arc-shaped power-on bases are installed on the upper end face of the supporting installation ring. And a plurality of power connection heads are arranged on one side of the arc-shaped power-on seat. According to the utility model, the earphone loudspeaker is elastically positioned, so that the stability of testing and power connection can be effectively maintained, the earphone loudspeaker is powered on and displayed for many times, and the accuracy of phase testing can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to phase test technical field, concretely is a earphone loudspeaker phase testing device. BACKGROUND

[0002] Earphone is a pair of conversion unit, it accepts the electric signal that media player or receiver sent, utilizes the loudspeaker close to ear to convert it into audible sound wave. Earphone is generally separable with media player, and wearing mode has ear -in type, head -wearing type, earplug type etc. and is used in mobile phone, walkman, radio, portable electric game etc. and is used in computer and Hi -fi sound simultaneously, and earphone loudspeaker must be tested in production process phase, and so -called positive and negative polarity test.

[0003] When earphone loudspeaker is tested in phase, it is inconvenient to keep earphone loudspeaker test and power connection stable, and it is inconvenient to test earphone loudspeaker in batch and display result, therefore, it does not meet the existing demand, and we propose a earphone loudspeaker phase testing device for this. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a earphone loudspeaker phase testing device to solve the problem of inconvenient to keep earphone loudspeaker test and power connection stable when earphone loudspeaker is tested in phase in the background art.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a earphone loudspeaker phase testing device, including support base, the upper end surface fixed mounting of support base has support installation ring, the inboard installation of support installation ring has three arc shaped cushion block, wherein the inboard installation of one arc shaped cushion block has a plurality of radio mechanism, the upper end surface rotation of three radio mechanism is connected with a positioning adjusting disc, the side of positioning adjusting disc installs a plurality of elastic clamping strip, the upper end surface middle part of positioning adjusting disc installs locking ring, the inboard installation of locking ring has adjusting hand wheel, the upper end surface installation of support installation ring has three arc shaped power supply seat, one side of arc shaped power supply seat is equipped with a plurality of power connection head, the upper end of three arc shaped power supply seat installs a plurality of first indicating lamp, second indicating lamp and third indicating lamp respectively, the side fixed mounting of support installation ring has power connection box, the upper end surface fixed mounting of power connection box has display screen.

[0006] Preferably, the middle of the upper end surface of the supporting base is fixedly provided with a guide cover, the inner side of the guide cover is slidably connected with three movable inserting rods, the bottom end of the adjusting hand wheel penetrates the positioning adjusting disc and is inserted into the guide cover and the supporting base, the bottom end of the adjusting hand wheel is provided with three clamping grooves, one end of the movable inserting rod penetrates the guide cover and is inserted into the inner side of the clamping groove, and the movable inserting rod and the guide cover are connected through a spring.

[0007] Preferably, the sound collecting mechanism comprises a sound collecting cylinder, a microphone is fixedly arranged on the inner side of the sound collecting cylinder, a sound transmission diaphragm is fixedly arranged on the upper end of the sound collecting cylinder, the sound collecting cylinder penetrates the display screen and is connected with the supporting and mounting ring through threads, and the microphone is electrically connected with the display screen.

[0008] Preferably, the middle of the upper end surface of the positioning adjusting disc is provided with a spline groove, the middle of the adjusting hand wheel is inserted into the inner side of the spline groove, the adjusting hand wheel and the positioning adjusting disc are fixedly connected through a locking ring, and the adjusting hand wheel and the plurality of elastic clamping strips are fixedly connected through screws.

[0009] Preferably, the inner side of the electricity receiving box is provided with a circuit board, and the circuit board is electrically connected with the display screen, the electricity receiving head, the first indicator lamp, the second indicator lamp and the third indicator lamp.

[0010] Preferably, the three arc-shaped electricity feeding seats and the arc-shaped pads are correspondingly arranged and are arranged in a circumferential arrangement relative to the axis of the adjusting hand wheel.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The earphone loudspeaker to be tested is clamped into the inner side of the elastic clamping strip, so that the plurality of electricity receiving heads on one of the arc-shaped electricity feeding seats can be used to supply electricity to the earphone loudspeaker, and the plurality of first indicator lamps can be used to display the electricity feeding function of the earphone loudspeaker; the adjusting hand wheel drives the earphone loudspeaker to rotate counterclockwise through the locking ring, the positioning adjusting disc and the elastic clamping strip; the movable inserting rod and the guide cover are connected through a spring, so that the movable inserting rod can be used to position and clamp the adjusting hand wheel in the rotating state under the elastic support of the spring, thereby facilitating the determination of the rotating angle of the adjusting hand wheel.

[0013] 2、The microphone is arranged on the inner side of the sound collecting cylinder, so that the microphone can be used to collect sound from the earphone loudspeaker through the sound transmission of the sound transmission diaphragm; the circuit board arranged on the inner side of the electricity receiving box is used to monitor the phase of the earphone loudspeaker; the plurality of second indicator lamps can be used to display the unqualified earphone loudspeaker one by one; the third indicator lamp can be used to display the unqualified earphone loudspeaker when the adjusting hand wheel is rotated again, thereby facilitating the personnel to unload and classify the earphone loudspeakers in the elastic clamping strip. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the whole cross section structure schematic view of the utility model;

[0016] Figure 3 It is the explosion structure schematic view of the utility positioning adjusting disc of the utility model;

[0017] Figure 4 It is the installation structure schematic view of the utility movable inserting rod of the utility model;

[0018] Figure 5 It is the explosion structure schematic view of the utility sound receiving mechanism of the utility model.

[0019] In the drawing: 1, support base; 2, support mounting ring; 3, electricity receiving box; 4, display screen; 5, positioning adjusting disc; 6, elastic clamping strip; 7, adjusting hand wheel; 8, arc-shaped power supply seat; 9, electricity receiving head; 10, first indicator light; 11, second indicator light; 12, third indicator light; 13, locking ring; 14, arc-shaped cushion block; 15, guide cover; 16, sound receiving mechanism; 17, movable inserting rod; 18, sound receiving cylinder; 19, microphone; 20, sound transmission diaphragm. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Please refer to Figure 1 , Figure 3 and Figure 5 An embodiment provided by the utility model: a earphone loudspeaker phase testing device, including support base 1, the upper end surface of support base 1 is fixedly installed with support mounting ring 2, the inner side of support mounting ring 2 is installed with three arc-shaped cushion blocks 14, through three arc-shaped cushion blocks 14, the stable horizontal rotation of positioning adjusting disc 5 is facilitated, the inner side of one arc-shaped cushion block 14 is installed with multiple sound receiving mechanisms 16, sound receiving mechanism 16 includes sound receiving cylinder 18, the inner side of sound receiving cylinder 18 is fixedly installed with microphone 19, sound receiving cylinder 18 is adhesively fixed with sound transmission diaphragm 20 on the upper end, sound receiving cylinder 18 penetrates display screen 4 and is connected with support mounting ring 2 through screw thread, microphone 19 is electrically connected with display screen 4, through the installation of sound receiving cylinder 18 to microphone 19, the sound receiving effect of microphone 19 can be effectively improved. And the upper end surface of sound receiving cylinder 18 is blocked through sound transmission diaphragm 20, the isolation of microphone 19 and dust is realized.

[0022] Please refer to Figures 1 to 3The upper end surface of the three radio mechanisms 16 is rotationally connected with a positioning adjusting disc 5, the side of the positioning adjusting disc 5 is provided with a plurality of elastic clamping strips 6, the upper end surface of the positioning adjusting disc 5 is provided with a locking ring 13 in the middle, the inner side of the locking ring 13 is provided with an adjusting hand wheel 7, the upper end surface of the positioning adjusting disc 5 is provided with a spline groove in the middle, the middle of the adjusting hand wheel 7 is inserted into the inner side of the spline groove, the adjusting hand wheel 7 is fixedly connected with the positioning adjusting disc 5 through the locking ring 13, and the adjusting hand wheel 7 is fixedly connected with the plurality of elastic clamping strips 6 through screws.

[0023] Please refer to Figure 1 and Figure 3 The upper end surface of the supporting mounting ring 2 is provided with three arc-shaped power supply seats 8, the three arc-shaped power supply seats 8 and the arc-shaped pads 14 are correspondingly arranged and are arranged in a circumferential direction relative to the axis of the adjusting hand wheel 7, one side of the arc-shaped power supply seat 8 is provided with a plurality of power supply heads 9, the upper end of the three arc-shaped power supply seats 8 is respectively provided with a plurality of first indicator lights 10, second indicator lights 11 and third indicator lights 12, one side of the supporting mounting ring 2 is fixedly provided with a power supply box 3, the upper end surface of the power supply box 3 is fixedly provided with a display screen 4, the inner side of the power supply box 3 is provided with a circuit board, and the circuit board is electrically connected with the display screen 4, the power supply heads 9, the first indicator lights 10, the second indicator lights 11 and the third indicator lights 12, so that the adjusting hand wheel 7 drives the earphone speaker to rotate counterclockwise through the locking ring 13, the positioning adjusting disc 5 and the elastic clamping strips 6.

[0024] Please refer to Figure 3 and Figure 4 The middle of the upper end surface of the supporting base 1 is fixedly provided with a guide cover 15, the inner side of the guide cover 15 is slidably connected with three movable insertion rods 17, the bottom end of the adjusting hand wheel 7 penetrates through the positioning adjusting disc 5 and is inserted between the guide cover 15 and the supporting base 1, the bottom end of the adjusting hand wheel 7 is provided with three clamping grooves, one end of the movable insertion rod 17 penetrates through the guide cover 15 and is inserted into the inner side of the clamping groove, and the movable insertion rod 17 is connected with the guide cover 15 through a spring, so that the movable insertion rod 17 is positioned and clamped to the adjusting hand wheel 7 in a rotating state under the elastic supporting action of the spring, thereby facilitating the determination of the rotating angle of the adjusting hand wheel 7.

[0025] In use, the positioning adjusting disc 5 is placed on the inner side of the supporting mounting ring 2, so that the three arc-shaped pads 14 are arranged between the positioning adjusting disc 5 and the supporting mounting ring 2, the bottom end of the adjusting hand wheel 7 penetrates through the positioning adjusting disc 5 and is inserted between the supporting base 1 and the guide cover 15, and the adjusting hand wheel 7 is fixedly connected with the positioning adjusting disc 5 through the locking ring 13, the power supply is turned on, the earphone speaker to be tested is clamped into the inner side of the elastic clamping strips 6, so that the earphone speaker can be powered through the plurality of power supply heads 9 on one of the arc-shaped power supply seats 8, and the power supply function of the earphone speaker can be displayed through the plurality of first indicator lights 10;

[0026] The adjusting hand wheel 7 is rotated, so that the adjusting hand wheel 7 drives the earphone horn to rotate counterclockwise through the locking ring 13, the positioning adjusting disc 5 and the elastic clamping strip 6. Three clamping grooves are arranged at the bottom end of the adjusting hand wheel 7, one end of the movable inserting rod 17 is inserted into the inner side of the clamping groove, and the movable inserting rod 17 is connected with the guide cover 15 through a spring, so that the movable inserting rod 17 is positioned and clamped to the adjusting hand wheel 7 in the rotating state under the elastic supporting action of the spring, thereby facilitating the determination of the rotating angle of the adjusting hand wheel 7. At this time, the earphone horn is secondarily electrified through the plurality of electrifying heads 9 on the other arc-shaped electrifying seat 8.

[0027] The microphone 19 is arranged at the inner side of the receiving cylinder 18, so that the microphone 19 can receive sound of the earphone horn through the sound transmission diaphragm 20, and the phase of the earphone horn is monitored through the circuit board arranged at the inner side of the electrifying box 3. Meanwhile, the unqualified earphone horns can be displayed one by one through the plurality of second indicating lamps 11. The adjusting hand wheel 7 is rotated again, so that the plurality of electrifying heads 9 on the remaining arc-shaped electrifying seat 8 perform third electrifying operation on the earphone horn, so that the unqualified earphone horns can be displayed through the third indicating lamp 12, thereby facilitating personnel to unload and classify the earphone horns at the inner side of the elastic clamping strip 6.

[0028] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. A headphone horn phase testing device comprising a support base (1), characterized in that: The upper end face of the support base (1) is fixedly installed with a support mounting ring (2), the inner side of the support mounting ring (2) is installed with three arc-shaped pads (14), the inner side of one of the arc-shaped pads (14) is installed with a plurality of radio mechanisms (16), the upper end face of the three radio mechanisms (16) is rotatably connected with a positioning adjusting disc (5), the side of the positioning adjusting disc (5) is installed with a plurality of elastic clamping strips (6), the upper end face of the positioning adjusting disc (5) is installed with a locking ring (13) in the middle, the inner side of the locking ring (13) is installed with an adjusting hand wheel (7), the upper end face of the support mounting ring (2) is installed with three arc-shaped power supply seats (8), one side of the arc-shaped power supply seat (8) is provided with a plurality of power supply connectors (9), the upper end of each of the three arc-shaped power supply seats (8) is installed with a plurality of first indicator lights (10), second indicator lights (11) and third indicator lights (12), one side of the support mounting ring (2) is fixedly installed with a power supply connector box (3), the upper end face of the power supply connector box (3) is fixedly installed with a display screen (4).

2. The earphone horn phase test device according to claim 1, wherein: The middle of the upper end face of the support base (1) is fixedly installed with a guide cover (15), the inner side of the guide cover (15) is slidably connected with three movable insertion rods (17), the bottom end of the adjusting hand wheel (7) penetrates through the positioning adjusting disc (5) and is inserted between the guide cover (15) and the support base (1), the bottom end of the adjusting hand wheel (7) is provided with three clamping grooves, one end of the movable insertion rod (17) penetrates through the guide cover (15) and is inserted into the inner side of the clamping groove, and the movable insertion rod (17) and the guide cover (15) are connected through a spring.

3. The earphone horn phase test device of claim 1, wherein: The radio mechanism (16) comprises a radio cylinder (18), the inner side of the radio cylinder (18) is fixedly installed with a microphone (19), the upper end of the radio cylinder (18) is adhesively fixed with a sound transmission diaphragm (20), the radio cylinder (18) penetrates through the display screen (4) and is connected with the support mounting ring (2) through threads, and the microphone (19) and the display screen (4) are electrically connected.

4. The earphone horn phase test device of claim 1, wherein: The middle of the upper end face of the positioning adjusting disc (5) is provided with a spline groove, the middle of the adjusting hand wheel (7) is inserted into the inner side of the spline groove, the adjusting hand wheel (7) and the positioning adjusting disc (5) are fixedly connected through the locking ring (13), and the adjusting hand wheel (7) and the plurality of elastic clamping strips (6) are fixedly connected through screws.

5. The earphone horn phase test device of claim 1, wherein: The inner side of the power supply connector box (3) is provided with a circuit board, and the circuit board, the display screen (4), the power supply connectors (9), the first indicator lights (10), the second indicator lights (11) and the third indicator lights (12) are electrically connected.

6. The earphone horn phase test device of claim 1, wherein: The three arc-shaped power supply seats (8) and the arc-shaped pads (14) are correspondingly installed and arranged in a circle relative to the axis of the adjusting hand wheel (7).

Images