CN217721390U

CN217721390U - Loudspeaker

Info

Publication number: CN217721390U
Application number: CN202122465534.XU
Authority: CN
Inventors: 李兆胜; 张松枝; 乔溪; 程月霞; 石益丰; 仇烨雷; 石伟丰
Original assignee: Changzhou Chengming Electronic Technology Co ltd
Current assignee: Changzhou Chengming Electronic Technology Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-11-01
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a loudspeaker, including base and basin frame, install the ventilating board in the base, the ventilation hole has been seted up on the ventilating board, the upper and lower side of ventilating board is equipped with sound production mechanism and heat dissipation mechanism respectively, heat dissipation mechanism includes the column spinner, the bottom plate rotates with the base in the column spinner bottom and is connected, the column spinner top is equipped with the spliced pole, the equipartition has four heat dissipation flabellums on the outer wall of spliced pole, heat dissipation flabellum and spliced pole fixed connection, just the outside of column spinner is equipped with the electro-magnet, the electro-magnet is equipped with a plurality of and is radial equipartition outside the column spinner along the circumference, just the magnetic part is installed on the upper portion of column spinner. The utility model discloses a cooperation between electro-magnet, magnetic part, column spinner, spliced pole, heat dissipation flabellum and the ventilating board has realized quick heat dissipation, and is better for traditional speaker radiating effect.

Description

Loudspeaker

Technical Field

The utility model relates to an on-vehicle speaker field, concretely relates to speaker.

Background

The heart part of the existing vehicle-mounted loudspeaker is provided with a permanent magnetic circuit structure to provide magnetic energy driving force to enable an electrified voice coil to move up and down in a magnetic gap, the periphery of the voice coil of the loudspeaker is surrounded by a larger ferrite magnetic circuit, and heat dissipation is not facilitated, so that the performance and the service life of a product can be influenced by high temperature generated by long-time work.

Therefore, it is necessary to invent a speaker to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a loudspeaker to it is poor to solve current vehicle loudspeaker radiating effect, and the high temperature that long-time work produced can influence the performance of product and life's problem.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a loudspeaker, includes base and basin frame, install the ventilating board in the base, the ventilation hole has been seted up on the ventilating board, the ventilation hole is equipped with a plurality of and is radial distribution on the ventilating board along the circumference, just the last downside of ventilating board is equipped with sound generating mechanism and heat dissipation mechanism respectively, heat dissipation mechanism includes the column spinner, the column spinner bottom rotates with the base infrabasal plate to be connected, the column spinner top is equipped with the spliced pole, the equipartition has four heat dissipation flabellums on the outer wall of spliced pole, heat dissipation flabellum and spliced pole fixed connection, just the outside of column spinner is equipped with the electro-magnet, the electro-magnet is equipped with a plurality of and is radial equipartition outside the column spinner along the circumference, electro-magnet and base infrabasal plate fixed connection, just the magnetic part is installed on the upper portion of column spinner, magnetic part and column spinner fixed connection.

Preferably, the center of the bottom of the connecting column is provided with a threaded blind hole, the upper part of the connecting column is provided with anti-skidding threads, the center of the top of the rotating column is provided with a threaded column, and the threaded column is matched with the threaded blind hole.

Preferably, the sounding mechanism includes the magnetizer, the cover is equipped with the circular telegram voice coil on the outer wall of magnetizer, the outside cover of circular telegram voice coil is equipped with the permanent magnet, the permanent magnet links to each other with the ventilating board.

Preferably, the top of magnet is provided with toper vibration basin, be provided with dustproof cap on the opening of toper vibration basin, be equipped with the elastic buffer circle between toper vibration basin and the basin frame, the elastic buffer circle respectively with toper vibration basin and basin frame fixed connection.

Preferably, the safe edge is installed at the top of the basin frame, the mounting ring is installed in the outside of the safe edge, and a plurality of mounting through holes are formed in the mounting ring along the circumference.

Preferably, the base is of a cylindrical structure without a cover at the top, the base is communicated with the basin frame, and the basin frame is provided with a plurality of heat dissipation through holes.

Preferably, a sheath is arranged between the rotary column and the electromagnet, and the bottom of the sheath is fixedly connected with the inner bottom plate of the base.

In the technical scheme, the utility model provides a technological effect and advantage:

1. through the cooperation of the electromagnet, the magnetic part, the rotary column, the connecting column, the radiating fan blades and the ventilating plate, the quick radiating is realized, and the radiating effect is better compared with that of the traditional loudspeaker;

2. the connecting column can be arranged at the top of the rotating column through threaded connection, so that the dismounting is convenient, and the subsequent replacement or cleaning of the radiating fan blades is convenient;

3. the elastic buffer ring that sets up has sealed and cushioning effect, can not only reduce the dust and get into the inside possibility of speaker, can also make the more stable operation of speaker.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;

fig. 4 is an enlarged view of the position B in fig. 2.

Description of reference numerals:

1. a base; 2. a basin stand; 3. a conical vibrating basin; 4. a dust cap; 5. protecting edges; 6. a ventilation board; 7. a mounting ring; 8. an elastic buffer ring; 9. a heat dissipating through hole; 10. a vent hole; 11. a permanent magnet; 12. a magnetizer; 13. energizing the voice coil; 14. rotating the column; 15. connecting columns; 16. a heat dissipation fan blade; 17. an electromagnet; 18. a magnetic member; 19. a sheath; 20. a threaded post; 21. and (4) blind threaded holes.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a loudspeaker as shown in figures 1-4, which comprises a base 1 and a basin frame 2, wherein a ventilating plate 6 is arranged in the base 1, a plurality of ventilating holes 10 are arranged on the ventilating plate 6, the ventilating holes 10 are provided with a plurality of holes and radially distributed on the ventilating plate 6 along the circumference, the upper side and the lower side of the ventilating plate 6 are respectively provided with a sound generating mechanism and a heat radiating mechanism, the heat radiating mechanism comprises a rotary column 14, the rotary column 14 and a connecting column 15 are both made of high-strength light composite fiber materials, such as carbon fiber and the like, and can be selected according to production conditions and production cost, the bottom of the rotary column 14 is rotatably connected with a bottom plate in the base 1, the top of the rotary column 14 is provided with the connecting column 15, four heat radiating fan blades 16 are evenly distributed on the outer wall of the connecting column 15, and the heat radiating fan blades 16 are made of light materials such as silica gel, can alleviate the weight of whole speaker, heat dissipation flabellum 16 and spliced pole 15 fixed connection, just the outside of column spinner 14 is equipped with electro-magnet 17, utilizes the wire to link together the control system who installs on electro-magnet 17 and the vehicle, utilizes the control system on the vehicle and the software program of writing in little control chip to control the break-make electricity of electro-magnet 17, electro-magnet 17 is equipped with a plurality of and is radial equipartition outside column spinner 14 along the circumference, and the concrete quantity of electro-magnet 17 sets up according to the actual production condition, electro-magnet 17 and base 1 infrabasal plate fixed connection, just the upper portion of column spinner 14 is installed with magnetic part 18, and magnetic part 18 can use ordinary magnet, but uses the permanent magnet better, enables life longer, magnetic part 18 and column spinner 14 fixed connection.

Further, in the above technical scheme, the center of the bottom of the connecting column 15 is provided with the threaded blind hole 21, the upper portion of the connecting column 15 is provided with the anti-skid thread, the center of the top of the rotating column 14 is provided with the threaded column 20, the threaded column 20 is matched with the threaded blind hole 21, the connecting column 15 can be installed at the top of the rotating column 14 by utilizing threaded connection, the dismounting is convenient, and the subsequent replacement or cleaning of the heat dissipation fan blades 16 is convenient.

Further, in above-mentioned technical scheme, sound production mechanism includes magnetizer 12, the cover is equipped with circular telegram voice coil 13 on the outer wall of magnetizer 12, circular telegram voice coil 13's outside cover is equipped with permanent magnet 11, permanent magnet 11 links to each other with ventilating board 6, and to circular telegram voice coil 13 circular telegram, make circular telegram voice coil 13 encircle magnetizer 12 work in permanent magnet 11, realize the sound production.

Further, in above-mentioned technical scheme, the top of permanent magnet 11 is provided with toper vibration basin 3, be provided with dustproof cap 4 on the opening of toper vibration basin 3, the dustproof cap 4 that sets up has dustproof effect, be equipped with elastic buffer circle 8 between toper vibration basin 3 and the basin frame 2, elastic buffer circle 8 respectively with toper vibration basin 3 with basin frame 2 fixed connection, elastic buffer circle 8 can adopt the elastic material preparation such as silica gel, rubber, have sealed and cushioning effect, can not only reduce the dust and get into the inside possibility of speaker, can also make the more stable operation of speaker.

Further, in the above technical scheme, safe edge 5 is installed at the top of basin frame 2, collar 7 is installed in the outside of safe edge 5, a plurality of installation through-hole has been seted up along the circumference on collar 7, and the collar 7 that utilizes to set up conveniently installs the speaker on the car.

Further, in the above technical scheme, base 1 is the cylindric structure of top uncovered, base 1 link up with basin frame 2 mutually, just a plurality of heat dissipation through-hole 9 has been seted up on basin frame 2, utilizes the heat dissipation through-hole 9 that sets up to realize ventilating, improves the radiating effect.

Further, in the above technical solution, a sheath 19 is installed between the rotary column 14 and the electromagnet 17, the bottom of the sheath 19 is fixedly connected with the inner bottom plate of the base 1, and the sheath 19 is arranged to prevent the rotary column 14 from contacting the electromagnet 17, so that the situation that the rotary column 14 wears the electromagnet 17 can be effectively avoided.

This practical theory of operation:

referring to the attached

drawings

1, 2 and 3 of the specification, the electromagnets 17 are sequentially powered on and powered off clockwise or counterclockwise through a control system of the vehicle (note that while the previous electromagnet 17 is powered off, the next electromagnet 17 needs to be powered on), the magnetic force generated by the powered electromagnet 17 can drive the rotating column 14 to rotate by the magnetic part 18, the rotating column 14 is used for driving the connecting column 15 to rotate the radiating fan blades 16, the rotating radiating fan blades 16 are used for generating wind, the generated wind can enter the basin frame 2 from the ventilating plate 6 and take away the heat generated by the sounding mechanism, so that the rapid heat dissipation is realized, and the heat dissipation effect is better;

referring to the attached

drawings

1, 2 and 3 in the specification, the connecting column 15 can be installed at the top of the rotating column 14 through threaded connection, so that the disassembly is convenient, and the subsequent replacement or cleaning of the radiating fan blades 16 is convenient;

referring to fig. 1 and 2 of the specification, the elastic buffer ring 8 is provided with sealing and buffering functions, so that the possibility of dust entering the loudspeaker is reduced, and the loudspeaker can operate more stably. Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A loudspeaker comprises a base (1) and a basin frame (2), and is characterized in that: install ventilating board (6) in base (1), ventilation hole (10) have been seted up on ventilating board (6), ventilation hole (10) are equipped with a plurality of and are radial distribution on ventilating board (6) along the circumference, just the last downside of ventilating board (6) is equipped with sound generating mechanism and heat dissipation mechanism respectively, heat dissipation mechanism includes column spinner (14), column spinner (14) bottom is rotated with base (1) infrabasal plate and is connected, column spinner (14) top is equipped with spliced pole (15), the equipartition has four heat dissipation flabellum (16) on the outer wall of spliced pole (15), heat dissipation flabellum (16) and spliced pole (15) fixed connection, just the outside of column spinner (14) is equipped with electro-magnet (17), electro-magnet (17) are equipped with a plurality of and are radial equipartition outside column spinner (14) along the circumference, electro-magnet (17) and base (1) infrabasal plate fixed connection, just magnetic part (18) are installed on the upper portion of column spinner (14), magnetic part (18) and column spinner (14) fixed connection.

2. A loudspeaker according to claim 1, wherein: the anti-skidding thread connecting structure is characterized in that a threaded blind hole (21) is formed in the center of the bottom of the connecting column (15), anti-skidding threads are formed in the upper portion of the connecting column (15), a threaded column (20) is installed in the center of the top of the rotating column (14), and the threaded column (20) is matched with the threaded blind hole (21).

3. A loudspeaker according to claim 1, wherein: the sound production mechanism includes magnetizer (12), the cover is equipped with circular telegram voice coil (13) on the outer wall of magnetizer (12), the outside cover of circular telegram voice coil (13) is equipped with permanent magnet (11), permanent magnet (11) link to each other with ventilating board (6).

4. A loudspeaker according to claim 3, wherein: the top of permanent magnet (11) is provided with toper vibration basin (3), be provided with dustproof cap (4) on the opening of toper vibration basin (3), be equipped with between toper vibration basin (3) and basin frame (2) elastic buffer circle (8), elastic buffer circle (8) vibrate basin (3) and basin frame (2) fixed connection with the toper respectively.

5. A loudspeaker according to claim 1, wherein: safe edge (5) are installed at the top of basin frame (2), collar (7) are installed in the outside of safe edge (5), a plurality of installation through-hole has been seted up along the circumference on collar (7).

6. A loudspeaker according to claim 1, wherein: the base (1) is of a cylindrical structure without a cover at the top, the base (1) is communicated with the basin frame (2), and the basin frame (2) is provided with a plurality of heat dissipation through holes (9).

7. A loudspeaker according to claim 1, wherein: a sheath (19) is arranged between the rotary column (14) and the electromagnet (17), and the bottom of the sheath (19) is fixedly connected with the inner bottom plate of the base (1).