CN220307376U

CN220307376U - Lifting loudspeaker structure

Info

Publication number: CN220307376U
Application number: CN202321817732.0U
Authority: CN
Inventors: 朱文明; 王哲孝; 梁大伟
Original assignee: Jiangsu Xinquan Automotive Trim Co ltd; Wuhu Xinquan Automotive Trimming Systems Co ltd; Xinquan Shanghai Auto Parts Co ltd; Changzhou Xinquan Auto Parts Co ltd
Current assignee: Jiangsu Xinquan Automotive Trim Co ltd; Wuhu Xinquan Automotive Trimming Systems Co ltd; Xinquan Shanghai Auto Parts Co ltd; Changzhou Xinquan Auto Parts Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-01-05
Anticipated expiration: 2033-07-12

Abstract

The utility model belongs to the technical field of automobiles, and particularly relates to a lifting loudspeaker structure, which comprises a shell, a transmission gear positioned in the shell, a transmission rack meshed with the transmission gear, a lifting body positioned in the middle of the shell, a crumple block positioned in the lifting body and a loudspeaker assembly connected with the top of the lifting body, wherein the transmission rack is movably arranged on the lifting body, the end of the crumple block is positioned in the transmission rack, the transmission gear is connected with a spline crank through a screw, the spline crank is connected with a stepping motor, and the transmission gear is meshed with the transmission rack through the stepping motor to move up and down and drive the lifting body where the crumple block is positioned to move up and down so as to enable the loudspeaker assembly to move up and down; when external force is applied, the crumple spring block is extruded to separate from the transmission rack, and the lifting body drives the loudspeaker assembly to descend. The utility model has smart structural design and small occupied space, the motor rotary motion is converted into up-down motion, the crumple structure is arranged in the lifting structure, and the space is saved.

Description

Lifting loudspeaker structure

Technical Field

The utility model belongs to the technical field of automobiles, and particularly relates to a lifting loudspeaker structure.

Background

The automobile is taken as a common scientific and technological luxury, the loudspeaker is one of important parts in the automobile, the loudspeaker can promote the spirit enjoyment of the automobile when driving or riding, and the lifting loudspeaker can be lifted when playing sound and hidden when not playing sound, so that the automobile has the advantages of good practicality, strong ceremony feeling and the like. However, most of the lifting type loudspeakers at present occupy larger space, the internal transmission mechanism is complex, and meanwhile, the space occupied by the collapsing mechanism is larger.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a lifting loudspeaker structure, which has small occupied space inside and simple transmission structure and crumple structure.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lift speaker structure, including the casing, be located the transmission gear in the casing, with the transmission rack of transmission gear interlock, be located the lift body at casing middle part, be located the ulceration bullet piece and the speaker subassembly of being connected with the lift body top of lift body in the lift body, the transmission rack activity sets up on the lift body, the end of the ulceration bullet piece is located the transmission rack, transmission gear passes through the screw connection with the spline crank, the spline crank is connected with step motor, transmission gear passes through step motor and transmission rack interlock up-and-down motion and drives the lift body that the ulceration bullet piece is located up-and-down motion for speaker subassembly up-and-down motion; when external force is applied, the crumple spring block is extruded to separate from the transmission rack, and the lifting body drives the loudspeaker assembly to descend.

Further, the lifting body comprises a lifting connecting rod and a cavity for accommodating the crumple block, the transmission rack is movably arranged on the lifting connecting rod, a circular tube is arranged at the bottom of the cavity, and a spring is sleeved on the circular tube.

Further, the collapsing bullet piece includes bullet piece protruding head and bullet piece connecting rod, and bullet piece connecting rod part is pegged graft in the pipe, and the spring of cup jointing on the pipe also cup joints on bullet piece connecting rod and supports bullet piece protruding head.

Further, a notch matched with the elastic block raised head is arranged on the transmission rack.

Further, the spline crank and the stepper motor are located outside the back of the housing.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has smart structural design and small occupied space, the motor rotary motion is converted into up-down motion, the crumple structure is arranged in the lifting structure, and the space is saved.

Drawings

FIG. 1 is a schematic view of the present utility model in a closed state.

FIG. 2 is a schematic view of the cavity structure on the crush can and the lifting body of the present utility model.

Fig. 3 is a schematic view of the back structure of the present utility model.

Fig. 4 is a schematic view of the open state structure of the present utility model.

FIG. 5 is a schematic view of the collapsed state structure of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a lift speaker structure, including casing 1, the drive mechanism that is located casing 1, the speaker subassembly 9 that is connected with the drive mechanism and the mechanism that collapses that is located on the drive mechanism, the drive mechanism includes drive gear 1 that is located casing 2, with the transmission rack 3 of drive gear 1 interlock and the lift body 4 that is located casing 2 middle part, drive rack 3 activity sets up on lift body 4, activity rack 3 reciprocates in lift body 4, the mechanism that collapses includes the cartridge piece 5 that collapses that is located on lift body 4, the end of cartridge piece 5 is located drive rack 3, drive cartridge piece 5 up-and-down movement when drive rack 3 reciprocates, at this moment cartridge piece 5 drives lift body 4 up-and-down movement, drive gear 1 passes through the screw connection with spline crank 7, spline crank 7 is connected with step motor 6, drive gear 1 passes through step motor 6 and the up-and-down movement of drive rack 3 interlock and drives the lift body 4 that cartridge piece 5 is located and reciprocate, make speaker subassembly 9 up-and-down movement; when external force is applied, the crumple block 5 is extruded to be separated from the transmission rack 3, and the lifting body 4 drives the loudspeaker assembly 9 to descend, so that the lifting body 4 is prevented from being extruded by the external force to be damaged.

Specifically, the lifting body 4 comprises a lifting connecting rod 41 and a cavity 42 for accommodating the crumple block 5, the transmission rack 3 is movably arranged on the lifting connecting rod 41, the transmission rack 3 moves up and down on the lifting connecting rod 41, a circular tube 43 is arranged at the bottom of the cavity 42, and the circular tube 43 is sleeved with the spring 8.

Specifically, the collapsing bullet 5 includes bullet protruding head 51 and bullet connecting rod 52, and bullet connecting rod 52 part is pegged graft in pipe 43, and the spring 8 that cup joints on the pipe 43 also cup joints on bullet connecting rod 52 and supports bullet protruding head 51, receives external force, and the collapsing bullet 5 extrudes spring 8 back bullet connecting rod 52 deepens and inserts in the pipe 43.

Specifically, the driving rack 3 is provided with a notch matched with the elastic block raised head 51.

Specifically, the spline crank 7 and the stepping motor 6 are located outside the back of the housing 2.

The motion process of the utility model is as follows: when the loudspeaker assembly 9 is closed, the upper end of the transmission rack 3 is meshed with the transmission gear 1, the lifting body 4 is located at the lowest part of the shell 2, the crumple 5 is located in a notch of the transmission rack 3, when the stepping motor 6 is opened, the spline crank 7 is driven to rotate by the rotation of the stepping motor 6, the spline crank 7 is connected with the transmission gear 1 through a screw and drives the transmission gear 1 to rotate, the transmission gear 1 is meshed with the transmission rack 3 to drive the transmission rack 3 to move upwards, at the moment, the crumple 5 is located in the transmission rack 3, the transmission rack 3 drives the crumple 5 and the lifting body 4 where the crumple 5 is located to move upwards together, when the loudspeaker assembly 9 is opened to the maximum position, the lower end of the transmission rack 3 is meshed with the transmission gear 1, the lifting body 4 and the crumple 5 are also moved to the highest position along with the transmission rack 3, at the moment, the crumple 5 is still located in the notch of the transmission rack 3, after the crumple 5 is subjected to external force, the crumple 5 is meshed with the transmission rack 3, at the moment, the crumple 5 is separated from the transmission rack 3, the gravity is still falls from the transmission rack 3, and the bottom of the shell 2 is still damaged when the crumple 5 is still located at the lowest part of the shell 2.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a lift speaker structure, its characterized in that includes casing (2), is located drive gear (1) in casing (2), with drive rack (3) of drive gear (1) interlock, be located lift body (4) at casing (2) middle part, be located collapse bullet piece (5) in lift body (4) and with speaker subassembly (9) that lift body (4) top is connected, drive rack (3) activity sets up on lift body (4), the end of collapse bullet piece (5) is located in drive rack (3), drive gear (1) and spline crank (7) pass through screw connection, spline crank (7) are connected with step motor (6), drive gear (1) through step motor (6) with drive rack (3) interlock up-and-down motion and drive collapse bullet piece (5) place lift body (4) up-and-down motion for speaker subassembly (9) up-and-down motion; when external force is applied, the crumple elastic block (5) is extruded to be separated from the transmission rack (3), and the lifting body (4) drives the loudspeaker assembly (9) to descend.

2. A lifting loudspeaker structure according to claim 1, wherein the lifting body (4) comprises a lifting connecting rod (41) and a cavity (42) for accommodating the crumple block (5), the transmission rack (3) is movably arranged on the lifting connecting rod (41), a circular tube (43) is arranged at the bottom of the cavity (42), and a spring (8) is sleeved on the circular tube (43).

3. A lifting loudspeaker structure according to claim 2, wherein the collapsing latch (5) comprises a latch boss (51) and a latch connecting rod (52), the latch connecting rod (52) is partially inserted into the circular tube (43), and the spring (8) sleeved on the circular tube (43) is also sleeved on the latch connecting rod (52) and abuts against the latch boss (51).

4. A lifting loudspeaker structure according to claim 3, characterized in that the drive rack (3) is provided with a recess adapted to the bullet nose (51).

5. A lifting loudspeaker structure according to claim 1, characterized in that the spline crank (7) and the stepper motor (6) are located outside the back of the housing (2).