CN218336404U

CN218336404U - Bass loudspeaker

Info

Publication number: CN218336404U
Application number: CN202220368349.0U
Authority: CN
Inventors: 董秀环
Original assignee: Tianjin Zhenmei United Electronic Co ltd
Current assignee: Tianjin Zhenmei United Electronic Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2023-01-17
Anticipated expiration: 2032-02-23

Abstract

The embodiment of the utility model discloses woofer, concretely relates to speaker technical field, including the basin frame, the inside an organic whole of basin frame is connected with the mounting disc, the inside of mounting disc is equipped with the voice coil loudspeaker voice coil, the rear side of voice coil loudspeaker voice coil is equipped with T shape iron plate, the rear end of voice coil loudspeaker voice coil and the front end fixed connection of T shape iron plate, the rear side fixed mounting of mounting disc has the upper plate body, the outside of T shape iron plate is equipped with magnet, the upper plate body is established in the front side of magnet, the front side fixed mounting of mounting disc has the centering piece, the voice coil loudspeaker voice coil runs through the centering piece, the front side of voice coil loudspeaker voice coil is equipped with cone and dust cap, dust cap fixed mounting is in the inside of cone, the front side fixed mounting of basin frame has the front seal circle, the rear side fixed mounting of basin frame has the back to seal pad. The utility model discloses compact structure is convenient for collect the dust, avoids the dust to gather on the cone, can effectively avoid the dust to fall into the utility model discloses inside.

Description

Bass loudspeaker

Technical Field

The embodiment of the utility model provides a relate to speaker technical field, concretely relates to woofer.

Background

With the progress of society and the development of technology, in recent years, electronic products such as televisions are becoming thinner, and the performance requirements of these electronic products are also becoming higher and higher, so that the thickness of electronic parts to be matched with the electronic products is also being reduced, and the performance and consistency are also being improved. The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the sound effect. Loudspeakers are of a wide variety and vary widely in price. The loudspeaker can generate mechanical waves through electromagnetic, piezoelectric or electrostatic effects on a cone or a diaphragm of the loudspeaker, so that sound is generated. Woofers are one type of speaker and are transducers that convert electrical signals into sound.

Although the existing woofer on the market makes the cone or the diaphragm vibrate and produce resonance with the surrounding air and make sound, in the long-term use process, most of the existing woofers can not prevent dust from entering the inside of the loudspeaker, the dust is accumulated in the inside of the loudspeaker for a long time, the sound emitted by the loudspeaker is reduced, and the loudspeaker body is possibly damaged, so that a user needs to disassemble the woofer regularly and perform ash cleaning treatment on the inside of the woofer in the use process, and the use is inconvenient. The present device was invented in view of the above problems.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a woofer to solve most woofers among the prior art and can not prevent that the dust from entering the speaker inside, the dust is long-term in the inside of speaker gather the problem that probably causes the damage to the speaker body.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the utility model provides a woofer, includes the basin frame, the inside body coupling of basin frame has the mounting disc, the inside of mounting disc is equipped with the voice coil loudspeaker voice coil, the rear side of voice coil loudspeaker voice coil is equipped with T shape iron plate, the rear end of voice coil loudspeaker voice coil and the front end fixed connection of T shape iron plate, the rear side fixed mounting of mounting disc has the upper plate body, the outside of T shape iron plate is equipped with magnet, the upper plate body is established in the front side of magnet, the front side fixed mounting of mounting disc has the centering piece, the voice coil loudspeaker voice coil runs through the centering piece, the front side of voice coil loudspeaker voice coil is equipped with cone and dust cap, dust cap fixed mounting is in the inside of cone, the rear side of dust cap and the front side fixed connection of voice coil loudspeaker voice coil, the front side fixed mounting of basin frame has the front seal circle, the rear side fixed mounting of basin frame has the back sealing pad, the internal face fixedly connected silk thread of front seal, a plurality of root connected silk thread the centre of the front seal circle of the line is the circumference distribution for the centre of the front seal circle of every connected silk thread, the equal fixedly connected with hollow plastics elastic ball in the outside of connection silk thread.

Furthermore, three connecting holes I are formed in the bottom end of the basin frame, three connecting holes II are formed in the rear sealing gasket, the positions of the connecting holes I correspond to the positions of the connecting holes II in a left-right mode, and stability of the basin frame when the basin frame is connected with the rear sealing gasket is improved.

Further, the rear side lower extreme an organic whole of basin frame is connected with back ring baffle, back ring baffle's surface is equipped with two stationary blades, and the stationary blade is fixed back ring baffle.

Further, the rear side upper end an organic whole of basin frame is connected with preceding annular baffle, the outside fold in intermediate position of preceding annular baffle forms V font stopper, and V font stopper and the back sealing pad are filled up the V font spacing groove looks block that sets up.

Further, the inside top intermediate position that the back was sealed fills up inwards caves in and forms V font spacing groove, V font stopper and V font spacing groove position front and back correspond, through setting up V font spacing groove and V font stopper, be convenient for assemble the basin frame with the back is sealed fast.

Further, cone and dust cap all are the toper, are convenient for realize the adnexed dust of cone inner wall along the downward landing of cone inner wall when the vibration, the rear end internal diameter of cone is the same with the front end diameter size of voice coil loudspeaker voice coil, and the dust of avoiding shaking falls into the utility model discloses inside, the inside at the cone is established to the front end of voice coil loudspeaker voice coil.

Further, the bottom an organic whole of basin frame is connected with the circular telegram frame, the inside electric connection of circular telegram frame has a pair of connecting terminal, inserts the circular telegram plug in the circular telegram frame when using for the circular telegram plug is connected with connecting terminal, can use the utility model discloses.

Further, preceding sealing washer adopts polyurethane foam to make, the sealed pad of back adopts polyethylene foam to make, and preceding sealing washer not only has improved with the sealed pad of back the utility model discloses a leakproofness makes simultaneously the utility model discloses excellent shock-absorbing capacity has been possessed.

The embodiment of the utility model provides a have following advantage:

1. the utility model discloses a set up cone and dust cap, and cone and dust cap are the toper structure, because the utility model discloses its surface will inevitably be attached with the dust in the use, when using the utility model discloses will take place to vibrate, the dust that the cone internal surface is attached will shake down along the hypotenuse under the effect of vibration, the utility model discloses connecting silk thread and hollow plastics elastic ball also can vibrate when using, pat to the cone surface, thereby pat the dust that the cone surface is attached to, the dust that the dust cap can avoid shaking down falls into the utility model discloses inside simultaneously, therefore the dust that shakes down will concentrate in the recess between cone and dust cap, thereby the user of being convenient for handles the dust;

2. the utility model discloses a sealing washer and back are sealed to fill up before setting up, have not only improved the utility model discloses a leakproofness makes simultaneously the utility model discloses possessing excellent shock-absorbing capacity, carrying out the equipment that basin frame and back were sealed to fill up simultaneously, with V font stopper on the basin frame with the sealed V font spacing groove looks block that fills up in back, the rethread bolt is connected, simple structure, easily location connection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention with the connecting thread removed;

fig. 3 is a cross-sectional view of the present invention with the connecting wire removed;

FIG. 4 is a first structural view of the basin stand of the present invention;

FIG. 5 is a second structural view of the basin stand of the present invention;

fig. 6 is a schematic structural view of the rear gasket of the present invention.

In the figure: 1. a basin stand; 2. an upper plate body; 3. a T-shaped iron block; 4. a magnet; 5. a voice coil; 6. a centering support; 7. mounting a disc; 8. a paper basin; 9. a dust cap; 10. a front seal ring; 11. a rear gasket; 12. a first connecting hole; 13. a second connecting hole; 14. a rear annular baffle; 15. a fixing sheet; 16. a front annular baffle; 17. a V-shaped limiting block; 18. a V-shaped limiting groove; 19. a power-on frame; 20. a connection terminal; 21. connecting silk threads; 22. hollow plastic elastic ball.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-4 of the specification, the woofer of the embodiment comprises a frame 1, a mounting disc 7 is integrally connected inside the frame 1, a voice coil 5 is arranged inside the mounting disc 7, a T-shaped iron block 3 is arranged on the rear side of the voice coil 5, the rear end of the voice coil 5 is fixedly connected with the front end of the T-shaped iron block 3, an upper plate body 2 is fixedly mounted on the rear side of the mounting disc 7, the upper plate body 2 and the T-shaped iron block 3 are both made of steel, a magnet 4 is arranged on the outer side of the T-shaped iron block 3, the upper plate body 2 is arranged on the front side of the magnet 4, the upper plate body 2 and the T-shaped iron block 3 are mutually adsorbed, a centering support piece 6 is fixedly mounted on the front side of the mounting disc 7, the voice coil 5 penetrates through the centering support piece 6, a paper cone 8 and a dust cap 9 are arranged on the front side of the voice coil 5, dustproof cap 9 fixed mounting is in the inside of cone 8, the rear side of dustproof cap 9 and the front side fixed connection of voice coil loudspeaker voice coil 5, sealing washer 10 before the front side fixed mounting of basin frame 1, the rear side fixed mounting of basin frame 1 has the back to seal up 11, a plurality of connection silk threads 21 of the internal face fixedly connected with of preceding sealing washer 10, a plurality of the center of connecting silk thread 21 preceding sealing washer 10 is the circumference for the centre of a circle and distributes, every the equal fixedly connected with hollow plastics elastic ball 22 in the outside of connecting silk thread 21, the utility model discloses connect silk thread 21 and hollow plastics elastic ball 22 also can vibrate when using, pat the 8 surfaces of cone to beat the adnexed dust of cone 8 surfaces.

Cone 8 and dust cap 9 all are the toper, and cone 8 adopts foam and paper pulp to mix and makes, and dust cap 9 adopts paper pulp to make, cone 8's rear end internal diameter is the same with voice coil loudspeaker voice coil 5's front end diameter size, has strengthened the leakproofness of cone 8 with the 5 junctions of voice coil loudspeaker voice coil, avoids the dust to fall into the utility model discloses inside, the inside at cone 8 is established to voice coil loudspeaker voice coil 5's front end.

The bottom an organic whole of basin frame 1 is connected with circular telegram frame 19, circular telegram frame 19's inside electric connection has a pair of connecting terminal 20, and connecting terminal 20 adopts the copper sheet to make, the utility model discloses when using, the user inserts circular telegram plug in circular telegram frame 19, makes the utility model provides a pair of connecting terminal 20 is connected with the circular telegram plug, can normal use the utility model discloses a.

Preceding sealing washer 10 adopts polyurethane foam to make, and polyurethane foam material is a novel synthetic material with heat preservation and waterproof function, and the coefficient of heat conductivity is low, has buffer performance, can avoid the utility model discloses a front side takes place to damage when receiving the striking, sealed 11 adoption polyethylene foam of back makes, and polyethylene foam is a very important buffer material, has excellent cushioning nature, heat resistance, and chemical property is stable, is difficult for receiving the corruption, and mechanical properties is good, and antifriction, easily shaping adopts polyethylene foam to prepare sealed 11 of back, has effectively prolonged the life of sealed 11 of back, can avoid simultaneously the utility model discloses a damage takes place when the rear side receives external force striking, and preceding sealing washer 10 and the sealed 11 combined action of back have not only improved the utility model discloses a leakproofness makes simultaneously the utility model discloses excellent buffer performance has been possessed.

The implementation scenario is specifically as follows: the utility model discloses compact structure, its surface will gather the dust in the use, when using the utility model discloses will take place the vibration, through setting up cone 8 and dust cap 9, and cone 8 and dust cap 9 are the toper structure, the dust that 8 internal surfaces of cone gathered will be shaken down under the vibration effect, the dust that shakes simultaneously will be along the downward landing of hypotenuse of cone 8, simultaneously under the interception of dust cap 9 and voice coil loudspeaker voice coil 5, the dust that shakes will not get into the utility model discloses inside, through the water conservancy diversion on the inboard inclined plane of cone 8, the dust will gather in the recess between cone 8 and dust cap 9, and the user of being convenient for carries out centralized processing to the dust that shakes, has reduced the dust on cone 8 and dust cap 9 surfaces.

Referring to the attached drawings 4-6 of the specification, the bass loudspeaker of the embodiment has the advantages that the bottom end of the basin frame 1 is provided with the first three connecting holes 12, the rear sealing gasket 11 is provided with the second three connecting holes 13, the first three connecting holes 12 correspond to the second three connecting holes 13 in left and right positions, the basin frame 1 is fixedly connected with the rear sealing gasket 11 through bolts, the lower end of the rear side of the basin frame 1 is integrally connected with the rear annular baffle 14, the outer surface of the rear annular baffle 14 is provided with the two fixing pieces 15, the upper end of the rear side of the basin frame 1 is integrally connected with the front annular baffle 16, the middle position of the front annular baffle 16 is folded outwards to form the V-shaped limiting block 17, the middle position of the inner top end of the rear sealing gasket 11 is recessed inwards to form the V-shaped limiting groove 18, and the V-shaped limiting block 17 corresponds to the position of the V-shaped limiting groove 18 in front and back.

Going on the utility model discloses an in the assembling process, operating personnel will preceding V font stopper 17 on the annular baffle 16 block to the sealed V font spacing groove 18 on 11 of back packing, then insert three connecting hole 12 and connecting hole two 13 with the bolt in, can accomplish the basin frame 1 and the sealed installation between 11 of back packing, simple structure.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A woofer comprising a frame (1), characterized in that: the interior of the basin frame (1) is integrally connected with a mounting disc (7), a voice coil (5) is arranged in the mounting disc (7), a T-shaped iron block (3) is arranged at the rear side of the voice coil (5), the rear end of the voice coil (5) is fixedly connected with the front end of the T-shaped iron block (3), the rear side of the mounting disc (7) is fixedly provided with an upper plate body (2), a magnet (4) is arranged on the outer side of the T-shaped iron block (3), the upper plate body (2) is arranged on the front side of the magnet (4), a centering supporting sheet (6) is fixedly arranged on the front side of the mounting disc (7), the voice coil (5) penetrates through the centering support sheet (6), a cone (8) and a dust cap (9) are arranged on the front side of the voice coil (5), the dust cap (9) is fixedly arranged in the paper basin (8), the rear side of the dustproof cap (9) is fixedly connected with the front side of the voice coil (5), a front sealing ring (10) is fixedly arranged on the front side of the basin frame (1), a rear sealing gasket (11) is fixedly arranged at the rear side of the basin frame (1), the inner wall surface of the front sealing ring (10) is fixedly connected with a plurality of connecting silk threads (21), the connecting silk threads (21) are circumferentially distributed by taking the center of the front sealing ring (10) as a circle center, and the outer side of each connecting silk thread (21) is fixedly connected with a hollow plastic elastic ball (22);

the flowerpot is characterized in that the lower end of the rear side of the flowerpot frame (1) is integrally connected with a rear annular baffle (14), and two fixing pieces (15) are arranged on the outer surface of the rear annular baffle (14).

2. A woofer loudspeaker in accordance with claim 1, wherein: three connecting holes I (12) are formed in the bottom end of the basin frame (1), three connecting holes II (13) are formed in the rear sealing gasket (11), and the positions of the connecting holes I (12) correspond to the positions of the connecting holes II (13) in a left-right mode.

3. A woofer loudspeaker in accordance with claim 1, characterised in that: the basin is characterized in that the upper end of the rear side of the basin frame (1) is integrally connected with a front annular baffle plate (16), and a V-shaped limiting block (17) is formed by outward folding of the middle position of the front annular baffle plate (16).

4. A woofer loudspeaker in accordance with claim 3, wherein: the middle position of the top end of the inner part of the rear sealing gasket (11) is inwards sunken to form a V-shaped limiting groove (18), and the positions of the V-shaped limiting block (17) and the V-shaped limiting groove (18) correspond to each other in the front and back directions.

5. A woofer loudspeaker in accordance with claim 1, wherein: cone (8) and dust cap (9) all are the toper, the rear end internal diameter of cone (8) is the same with the front end diameter size of voice coil loudspeaker voice coil (5), the inside at cone (8) is established to the front end of voice coil loudspeaker voice coil (5).

6. A woofer loudspeaker in accordance with claim 1, wherein: the bottom end of the basin frame (1) is integrally connected with a power-on frame (19), and the inside electric connection of the power-on frame (19) is provided with a pair of connecting terminals (20).

7. A woofer loudspeaker in accordance with claim 1, wherein: the front sealing ring (10) is made of polyurethane foam, and the rear sealing gasket (11) is made of polyethylene foam.