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EP-4742695-A1 - LOUDSPEAKER ASSEMBLY

EP4742695A1EP 4742695 A1EP4742695 A1EP 4742695A1EP-4742695-A1

Abstract

The present disclosure relates to a loudspeaker assembly. The loudspeaker assembly (100) includes: a backplate unit (24), the backplate unit (24) including a backplate (240) and a snap hook (244) arranged in the backplate (240); and a hanging device (26), the hanging device (26) including a hanging portion (260) and a snap-fit member (264), where the backplate (240) includes a snap-fit member guide opening (2404), the snap-fit member (264) being insertable into the snap-fit member guide opening (2404), and where the hanging device (26) is switchable between a snap-locked position and a released position, where in the snap-locked position, the snap-fit member (264) is maintained in snap-fit connection with the snap hook (244), thereby preventing separation of the hanging device (26) from the backplate unit (24); and in the released position, the snap-fit connection of the snap-fit member (264) with the snap-hook (244) is released, thereby allowing separation of the hanging device (26) from the backplate unit (24).

Inventors

  • YOU, ZHIHONG
  • LO, JONG-RON
  • ZHANG, JIANFENG

Assignees

  • Harman International Industries, Incorporated

Dates

Publication Date
20260513
Application Date
20251105

Claims (15)

  1. A loudspeaker assembly (100), characterized in that the loudspeaker assembly (100) comprises: a backplate unit (24), the backplate unit (24) comprising a backplate (240) and a snap hook (244) arranged in the backplate (240); and a hanging device (26), the hanging device (26) comprising a hanging portion (260) and a snap-fit member (264), wherein the backplate (240) comprises a snap-fit member guide opening (2404), the snap-fit member (264) being insertable into the snap-fit member guide opening (2404), and wherein the hanging device (26) is switchable between a snap-locked position and a released position, wherein in the snap-locked position, the snap-fit member (264) is maintained in snap-fit connection with the snap hook (244), thereby preventing separation of the hanging device (26) from the backplate unit (24); and in the released position, the snap-fit connection of the snap-fit member (264) with the snap-hook (244) is released, thereby allowing separation of the hanging device (26) from the backplate unit (24).
  2. The loudspeaker assembly (100) according to claim 1, characterized in that the snap hook (244) is supported in the backplate (240) in an elastically pre-stressed manner, such that the snap hook (244) is maintained in snap-fit connection with the snap-fit member (264) under pre-stress.
  3. The loudspeaker assembly (100) according to claim 2, characterized in that the snap hook (244) is supported in the backplate (240) in an elastically pre-stressed manner by a biasing member (40), and in particular in that the biasing member (40) comprises a return spring.
  4. The loudspeaker assembly (100) according to claim 2 or 3, characterized in that the backplate unit (24) further comprises a pivot shaft (246), wherein the pivot shaft (246) extends through the snap hook (244), thereby enabling the snap hook (244) to swing about the pivot shaft (246) to enable the hanging device (26) to switch between the snap-locked position and the released position.
  5. The loudspeaker assembly (100) according to claim 4, characterized in that the snap hook (244) comprises a first snap hook arm (2442), a second snap hook arm (2444) opposed to the first snap hook arm (2442), and a pivoting portion (2440) located between the first snap hook arm (2442) and the second snap hook arm (2444), wherein the pivot shaft (246) extends through the pivoting portion (2440), and the second snap hook arm (2444) points toward the snap-fit member (264) of the hanging device (26) and comprises a hook-shaped member for snap-fit connection with the snap-fit member (264).
  6. The loudspeaker assembly (100) according to claim 5, characterized in that the backplate unit (24) further comprises a pressing member (248), the hanging device (26) being switched from the snap-locked position to the released position by pressing down of the pressing member (248).
  7. The loudspeaker assembly (100) according to claim 6, characterized in that swing of the snap hook (244) about the pivoting portion (2440) is achieved by the pressing down of the pressing member (248), wherein the first snap hook arm (2442) moves downward and the second snap hook arm (2444) moves upward, thereby releasing the snap-fit connection of the snap-fit member (264) with the snap hook (244).
  8. The loudspeaker assembly (100) according to claim 7, characterized in that : the pressing member (248) comprises a first protruding portion (2482) extending downward, the first protruding portion (2482) pointing towards the first snap hook arm (2442), and/or the pressing member (248) comprises a second protruding portion (2482) extending downward, and the backplate (240) comprises a stop flange (2408), wherein the second protruding portion (2482) is capable of abutting against the stop flange (2408), thereby limiting downward movement of the pressing member (248).
  9. The loudspeaker assembly (100) according to any of claims 4 to 8, characterized in that the backplate unit (24) further comprises a mounting base (242), the mounting base (242) being fixedly connected relative to the backplate (240), wherein the pivot shaft (246) extends through the mounting base (242).
  10. The loudspeaker assembly (100) according to claim 9, characterized in that : the mounting base (242) comprises a pivot shaft hole (2420), wherein the pivot shaft (246) extends through the pivot shaft hole (2420), and/or the mounting base (242) is threadedly connected to the backplate (240), and/or the mounting base (242) comprises a snap-fit slot (2424), wherein the snap-fit slot (2424) is smaller than the snap-fit member guide opening (2404), thereby allowing the snap-fit member (264) of the hanging device (26) to pass through the snap-fit slot (2424).
  11. The loudspeaker assembly (100) according to any preceding claim, characterized in that the hanging portion (260) is connected to the snap-fit member (264) through a joint portion (262), and in particular in that the joint portion (262) has a greater thickness than the snap-fit member (264).
  12. The loudspeaker assembly (100) according to any preceding claim, characterized in that the snap-fit member (264) is constructed as a snap ring, and/or the hanging portion (260) is constructed as a flexible lanyard, and/or the hanging portion (260) is made of a rigid material, in particular metal or rigid plastic.
  13. The loudspeaker assembly (100) according to claim 12, characterized in that the hanging portion (260) is annularly constructed and at least comprises a first segment (260a) and a second segment (260b) detachably connected to the first segment (260a).
  14. The loudspeaker assembly (100) according to claim 13, characterized in that the first segment (260a) is constructed in a C-shape, and/or the first segment (260a) and the second segment (260b) are connected to each other through snap-fit connection and/or threaded connection and/or hinged connection.
  15. The loudspeaker assembly (100) according to any preceding claim, characterized in that the backplate (240) at least partially comprises an inclined section (2402) extending downward, wherein the inclined section (2402) faces the snap-fit member guide opening (2404).

Description

Technical Field The present disclosure relates to a loudspeaker assembly. Background With the continuous pursuit of audio equipment functionality and the demand for using audio equipment in various scenarios, higher requirements have been placed on the portability of movable audio equipment, in particular. For example, for users walking or exercising, it is desired that the audio equipment can be carried or fixed in a secure and reliable manner. However, in existing designs, either the structure of the carrying device is too complex, or the connection between the carrying device and the main unit of the audio equipment is not reliable enough and is prone to inadvertent contact to release the connection between the two. Summary of the Invention In view of the aforementioned technical problems, the technical problem to be solved by the present disclosure lies in how to provide a portable loudspeaker with a simpler structure and more convenient operation. To solve the aforementioned technical problem, the present disclosure provides a loudspeaker assembly. The loudspeaker assembly includes: a backplate unit, the backplate unit including a backplate and a snap hook arranged in the backplate; anda hanging device, the hanging device including a hanging portion and a snap-fit member,where the backplate includes a snap-fit member guide opening, the snap-fit member being insertable into the snap-fit member guide opening, and where the hanging device is switchable between a snap-locked position and a released position, where in the snap-locked position, the snap-fit member is maintained in snap-fit connection with the snap hook, thereby preventing separation of the hanging device from the backplate unit; and in the released position, the snap-fit connection of the snap-fit member with the snap-hook is released, thereby allowing separation of the hanging device from the backplate unit. In one or more implementations according to the present disclosure, the snap hook is supported in the backplate in an elastically pre-stressed manner, such that the snap hook is maintained in the snap-fit connection with the snap-fit member under pre-stress. In one or more implementations according to the present disclosure, the snap hook is supported in the backplate in an elastically pre-stressed manner by a biasing member. In one or more implementations according to the present disclosure, the biasing member includes a return spring. In one or more implementations according to the present disclosure, the backplate unit further includes a pivot shaft, where the pivot shaft extends through the snap hook, thereby enabling the snap hook to swing about the pivot shaft to enable the hanging device to switch between the snap-locked position and the released position. In one or more implementations according to the present disclosure, the snap hook includes a first snap hook arm, a second snap hook arm opposed to the first snap hook arm, and a pivoting portion located between the first snap hook arm and the second snap hook arm, where the pivot shaft extends through the pivoting portion, and the second snap hook arm points toward the snap-fit member of the hanging device and includes a hook-shaped member for snap-fit connection with the snap-fit member. In one or more implementations according to the present disclosure, the backplate unit further includes a pressing member, the hanging device being switched from the snap-locked position to the released position by pressing down of the pressing member. In one or more implementations according to the present disclosure, swing of the snap hook about the pivoting portion is achieved by the pressing down of the pressing member, where the first snap hook arm moves downward and the second snap hook arm moves upward, thereby releasing the snap-fit connection of the snap-fit member with the snap hook. In one or more implementations according to the present disclosure, the pressing member includes a first protruding portion extending downward, the first protruding portion pointing towards the first snap hook arm. In one or more implementations according to the present disclosure, the pressing member includes a second protruding portion extending downward, and the backplate includes a stop flange, where the second protruding portion is capable of abutting against the stop flange, thereby limiting downward movement of the pressing member. In one or more implementations according to the present disclosure, the backplate unit further includes a mounting base, the mounting base being fixedly connected relative to the backplate, where the pivot shaft extends through the mounting base. In one or more implementations according to the present disclosure, the mounting base includes a pivot shaft hole, where the pivot shaft extends through the pivot shaft hole. In one or more implementations according to the present disclosure, the mounting base is threadedly connected to the backplate. In one or more implementa