CN213342658U - Passive vibrating diaphragm of no bullet ripples convenient to overhaul - Google Patents

Abstract

The utility model discloses a passive vibrating diaphragm of no bullet ripples convenient to overhaul, the power distribution box comprises a box body, the solid fixed ring of the equal fixedly connected with in both sides of box inside, two gu the first connecting block of the equal fixedly connected with in both sides of solid fixed ring. The utility model has the advantages that: rotate the circle piece through drawing toward outward, because the arcwall face design of convex body, the convex body can be extruded by the edge in first spacing hole, thereby in the indentation cavity, go out from first spacing hole and the spacing downthehole portion of second in proper order up to spacing post, then move the shell on one side, make the stopper extruded, thereby in the indentation spout, until taking out whole passive vibrating diaphragm completely, during the installation, rotate earlier and rotate the circle piece, make the distance between convex body and the fixed cover long enough, then pass spacing hole of second and first spacing hole with spacing post in proper order, rotate the rotation circle piece again, through mutually supporting between fixed cover and the convex body, can carry out spacing fixed with passive vibrating diaphragm.

Description

Passive vibrating diaphragm of no bullet ripples convenient to overhaul

Technical Field

The utility model belongs to the technical field of the acoustics, concretely relates to passive vibrating diaphragm of no bullet ripples convenient to overhaul.

Background

Audio equipment generally includes a power amplifier, peripherals (including limiters, effectors, equalizers, exciters, etc.), speakers (speakers, horns), sound consoles, sound sources (e.g., microphones, musical instruments, VCDs, DVDs), display devices, and the like, all together. The sound boxes are sound output devices, loudspeakers, subwoofers and the like, and one sound box comprises three types of loudspeakers, namely a high loudspeaker, a low loudspeaker and a middle loudspeaker, but not necessarily three types of loudspeakers.

The speaker is as the essential position in the stereo set subassembly, and its importance is self-evident, for making the speaker have better vocal effect, the inside passive vibrating diaphragm structure that has of present speaker, but the installation of current passive vibrating diaphragm is not convenient for and dismantles, brings certain difficulty for the maintenance work to passive vibrating diaphragm, for this we propose the passive vibrating diaphragm of no bullet ripples convenient to overhaul.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a passive vibrating diaphragm of no bullet ripples convenient to overhaul to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a passive vibration diaphragm without elastic waves and convenient to overhaul comprises a box body, wherein both sides of the interior of the box body are fixedly connected with fixing rings, both sides of two fixing rings are fixedly connected with first connecting blocks, the middle parts of four first connecting blocks are provided with first limiting holes, the interiors of four first limiting holes are respectively inserted with a limiting column, one end of each limiting column is provided with a cavity, both sides of the interior of four cavities are sequentially and slidably connected with eight convex bodies, the outer surfaces of the four limiting columns are provided with external threads, the four limiting columns are connected with four rotating round blocks through four external threads, one side of each rotating round block is fixedly connected with a fixing sleeve, the two fixing rings are fixedly connected with two shells through four limiting columns, one side of each shell is fixedly connected with a connecting ring, and both sides of the two connecting rings are fixedly connected with second connecting blocks, four the spacing hole of second, four are all seted up at the middle part of second connecting block four spouts, four have been seted up in one side in the spacing hole of four second respectively to the second connecting block four, four equal sliding connection in inside of spout has a stopper, four spacing grooves, four are seted up respectively in one side in four first spacing holes to first connecting block the both sides of stopper are connected with the inside block of four spacing grooves respectively, two the inside of shell all is equipped with passive vibrating diaphragm, two passive vibrating diaphragm one end respectively with the both ends fixed connection of damping strip, the damping strip includes damping spring and foam column, the surface of foam column is equipped with damping spring.

Preferably, one end of each of the eight convex bodies is fixedly connected with two ends of each of the four first telescopic springs, and the four first telescopic springs are respectively located inside the four cavities.

Preferably, one end of each of the four limiting columns is respectively inserted into the four second limiting holes.

Preferably, the four rotating round blocks are internally provided with internal threads matched with the external threads.

Preferably, the other ends of the eight convex bodies are all arc-shaped surfaces.

Preferably, the outer surfaces of the four rotating round blocks are provided with anti-skid grains.

Preferably, four second telescopic springs are arranged between one end of each limiting block and one side of the inner portion of each sliding groove.

Preferably, the other ends of the four limiting blocks are arc-shaped surfaces.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the round piece is rotated through drawing outward, because the arcwall face design of convex body, the convex body can be extruded by the edge in first spacing hole, thereby in the indentation cavity, go out from first spacing hole and the spacing downthehole portion of second in proper order up to spacing post, then move the shell on one side, make the stopper extruded, thereby in the indentation spout, until taking out whole passive vibrating diaphragm completely, during the installation, rotate earlier and rotate the round piece, make the distance between convex body and the fixed cover long enough, then pass second spacing hole and first spacing hole with spacing post in proper order, rotate the rotation round piece again, through mutually supporting between fixed cover and the convex body, can carry out spacing fixed with passive vibrating diaphragm, this design person of facilitating the use installs and dismantles passive vibrating diaphragm, thereby be convenient for overhaul.

(2) The limiting groove is automatically clamped into through the limiting block under the acting force of the second telescopic spring, the passive vibrating diaphragm can be automatically clamped when being installed, an convenience user does not need to always use a hand to support the shell when fixing the passive vibrating diaphragm in the later period, the installation difficulty is reduced, meanwhile, the limiting block and the limiting groove are mutually limited, the limiting column can be conveniently and rapidly inserted into the second limiting hole and the first limiting hole, and the installation speed is improved.

Drawings

Fig. 1 is a schematic plan view of the present invention;

fig. 2 is a schematic view of the enlarged connection at a part in fig. 1 according to the present invention;

FIG. 3 is a schematic view of the chamber connection of the present invention;

fig. 4 is a schematic view of the chute connection of the present invention.

In the figure: 1. a box body; 2. a fixing ring; 3. a housing; 4. a damping strip; 5. a damping spring; 6. a foam column; 7. a first connection block; 8. a second connecting block; 9. a convex body; 10. fixing a sleeve; 11. rotating the round block; 12. a limiting column; 13. an external thread; 14. a first extension spring; 15. a first limit hole; 16. a second limiting hole; 17. a chute; 18. a second extension spring; 19. a limiting block; 20. a limiting groove; 21. a connecting ring; 22. a chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 fig. 1-4, the utility model provides a passive diaphragm without elastic wave for easy maintenance, which comprises a case 1, both sides of the interior of the case 1 are fixedly connected with fixing rings 2, both sides of two fixing rings 2 are fixedly connected with first connecting blocks 7, the middle parts of four first connecting blocks 7 are all provided with first limiting holes 15, the interior of four first limiting holes 15 is all inserted with limiting columns 12, one end of four limiting columns 12 is all provided with a cavity 22, both sides of the interior of four cavities 22 are sequentially connected with eight convex bodies 9 in a sliding way, the outer surfaces of four limiting columns 12 are all provided with external threads 13, four limiting columns 12 are in threaded connection with four rotating round blocks 11 through four external threads 13, one side of four rotating round blocks 11 is all fixedly connected with a fixing sleeve 10, two fixing rings 2 are fixedly connected with two shells 3 through four limiting columns 12, one side of two shells 3 is all fixedly connected with a connecting ring 21, two equal fixedly connected with second connecting block 8 in go-between 21's both sides, the spacing hole of second 16 has all been seted up at the middle part of four second connecting blocks 8, four spout 17 have been seted up in one side of four spacing holes of second 16 respectively to four second connecting blocks 8, the equal sliding connection in inside of four spout 17 has stopper 19, four spacing grooves 20 have been seted up respectively in one side of four first spacing holes 15 to four first connecting blocks 7, four stopper 19's both sides are connected with four spacing grooves 20's inside block respectively, two shell 3's inside all is equipped with passive vibrating diaphragm, two passive vibrating diaphragm one end respectively with the both ends fixed connection of damping strip 4, damping strip 4 includes damping spring 5 and foam column 6, the surface of foam column 6 is equipped with damping spring 5.

In this embodiment, preferably, one end of each of the eight protrusions 9 is fixedly connected to two ends of each of the four first extension springs 14, and each of the four first extension springs 14 is located inside each of the four cavities 22, so as to conveniently drive the protrusion 9 to extend outwards, thereby limiting the position of the position-limiting column 12.

In this embodiment, preferably, one end of each of the four limiting columns 12 is inserted into the corresponding one of the four second limiting holes 16, so that the limiting columns 12 can limit the second connecting block 8 conveniently.

In this embodiment, preferably, the internal threads matched with the external threads 13 are all provided in the four rotating round blocks 11, so that the fixing sleeve 10 is conveniently driven to move.

In this embodiment, preferably, the other ends of the eight protrusions 9 are all arc-shaped surfaces, so that the protrusions 9 are conveniently retracted into the cavity 22.

In this embodiment, preferably, the outer surfaces of the four rotating round blocks 11 are all provided with anti-slip stripes, so that the friction force between the hand and the rotating round blocks 11 is increased.

In this embodiment, preferably, four second expansion springs 18 are respectively arranged between one ends of the four limiting blocks 19 and one side of the inside of the four sliding grooves 17, so that the limiting blocks 19 are conveniently driven to be clamped into the limiting grooves 20.

In this embodiment, preferably, the other ends of the four limit blocks 19 are arc-shaped surfaces, so that the limit blocks 19 are conveniently extruded, and the limit blocks 19 are retracted into the sliding grooves 17.

The utility model discloses a theory of operation and use flow: when the device is used, the rotating round block 11 is firstly pulled outwards to move the limiting column 12 outwards, at the same time, the convex body 9 is extruded by the first connecting block 7, so that the convex body 9 is retracted into the cavity 22, the first expansion spring 14 is compressed at the same time until the convex body 9 is completely retracted into the cavity 22, then the limiting column 12 is sequentially extruded from the first limiting hole 15 and the second limiting hole 16, the shell 3 is moved to one side to extrude the limiting block 19 by the edge of the limiting groove 20 and further retracted into the sliding groove 17 until the shell 3 and the passive vibrating diaphragm thereof are completely taken out, after the maintenance is completed, the shell 3 is aligned to the two fixing rings 2 to be clamped in, so that the limiting block 19 is extruded, so that the second expansion spring 18 is compressed in the sliding groove 17, until the first connecting block 7 is completely aligned to the second connecting block 8, at the moment, the second expansion spring 18 resets to drive the limiting block 19 to be clamped into the limiting groove 20, need not to support this moment, then rotate and rotate round piece 11, adjust the distance between fixed cover 10 and the convex body 9, make the distance between the two be greater than the thickness that first connecting block 7 and second connecting block 8 add up, then pass spacing hole 16 of second and first spacing hole 15 with spacing post 12 in proper order, stretch out in protruding body 9 follow cavity 22, rotate again and rotate round piece 11, make fixed cover 10 and the mutual cooperation between the convex body 9, carry out spacing fixed with spacing post 12, avoid spacing post 12 round trip movement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a passive vibrating diaphragm of no bullet ripples convenient to overhaul, includes box (1), its characterized in that: the two sides of the interior of the box body (1) are fixedly connected with fixing rings (2), the two sides of the two fixing rings (2) are fixedly connected with first connecting blocks (7), the middle parts of the four first connecting blocks (7) are respectively provided with a first limiting hole (15), the interiors of the four first limiting holes (15) are respectively spliced with limiting columns (12), one ends of the four limiting columns (12) are respectively provided with a cavity (22), the two sides of the interiors of the four cavities (22) are sequentially connected with eight convex bodies (9) in a sliding manner, the outer surfaces of the four limiting columns (12) are respectively provided with external threads (13), the four limiting columns (12) are respectively connected with four rotating round blocks (11) through the four external threads (13), one sides of the four rotating round blocks (11) are respectively and fixedly connected with fixing sleeves (10), the two fixing rings (2) are respectively and fixedly connected with two shells (3) through the four limiting columns (12), one side of each of the two shells (3) is fixedly connected with a connecting ring (21), two sides of each of the two connecting rings (21) are fixedly connected with a second connecting block (8), the middle parts of the four second connecting blocks (8) are respectively provided with a second limiting hole (16), four sliding grooves (17) are respectively arranged on one side of each of the four second limiting holes (16) of the four second connecting blocks (8), limiting blocks (19) are respectively and slidably connected inside the four sliding grooves (17), four limiting grooves (20) are respectively arranged on one side of each of the four first limiting holes (15) of the four first connecting blocks (7), two sides of the four limiting blocks (19) are respectively connected with the inner parts of the four limiting grooves (20) in a clamping manner, passive vibrating diaphragms are respectively arranged inside the two shells (3), and one ends of the two passive vibrating diaphragms are respectively and fixedly connected with two ends of the damping strips (4), damping strip (4) are including damping spring (5) and foam post (6), the surface of foam post (6) is equipped with damping spring (5).

2. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: one end of each of the eight convex bodies (9) is fixedly connected with two ends of each of the four first telescopic springs (14), and the four first telescopic springs (14) are respectively located inside the four cavities (22).

3. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: one ends of the four limiting columns (12) are respectively inserted into the four second limiting holes (16).

4. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: the internal threads matched with the external threads (13) are formed in the four rotating round blocks (11).

5. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: the other ends of the eight convex bodies (9) are arc-shaped surfaces.

6. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: anti-skid grains are arranged on the outer surfaces of the four rotating round blocks (11).

7. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: four second telescopic springs (18) are arranged between one ends of the four limiting blocks (19) and one side of the interior of the four sliding grooves (17) respectively.

8. The passive diaphragm of claim 1, wherein the passive diaphragm is characterized in that: the other ends of the four limiting blocks (19) are arc-shaped surfaces.

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