Moving-coil loudspeaker convenient to replace

Abstract

The utility model discloses a moving-coil loudspeaker convenient to replace, which comprises an integral unit which comprises a loudspeaker main body and a cone frame fixedly connected to the top of the loudspeaker main body, a paper cone is movably arranged in the cone frame, a limiting unit which comprises a limiting ring fixedly connected to the top of the cone frame, an annular groove is formed in the top of the limiting ring, and the limiting ring is fixedly connected with the cone frame. The side edge of the cone is located in the annular groove, two L-shaped grooves are formed in the inner wall of the annular groove, two symmetrically-distributed screw holes are formed in the side wall of the limiting ring, and a pressing ring located above the cone is arranged in the annular groove in a sliding mode. According to the utility model, after the cone is placed in the annular groove, the compression ring is self-locked in the annular groove and is fixed through the threaded nail, so that the cone can be quickly fixed in the cone frame, and when the cone needs to be replaced, the threaded nail is taken out and the compression ring is taken out through rotation, and then the cone can be taken out and replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a loudspeaker technical field especially, it relates to a dynamic cone loudspeaker convenient to replace. BACKGROUND

[0002] The dynamic cone loudspeaker is a common electroacoustic transducer, can convert electric signal into sound signal output, and its working principle is based on electromagnetic induction phenomenon, when the alternating current in the coil changes, corresponding force is generated in the magnetic field, thereby driving the loudspeaker to vibrate and emit sound, and the main components of the dynamic cone loudspeaker include magnetic ring, magnetic steel, sound unit, damper etc., when electric current passes through the coil, the magnetic field generated interacts with the permanent magnet, so that the diaphragm produces vibration, thereby emitting sound.

[0003] The edge of the paper basin is usually pasted together with the basin frame of the loudspeaker by using special glue, so as to realize the firm connection of the paper basin and the basin frame, when the damaged paper basin is replaced, not only the paper basin needs to be cut off, but also the residual glue on the basin frame needs to be cleaned, which makes the preliminary cleaning work need to consume a lot of time, and after replacement, the glue needs to be solidified, thereby further increasing the time consumption of replacement, therefore, the dynamic cone loudspeaker convenient to replace is provided. SUMMARY

[0004] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the prior art, the utility model is provided.

[0006] Therefore, the utility model aims to provide a dynamic cone loudspeaker convenient to replace, which is suitable for solving the problem that when the paper basin of the loudspeaker is replaced, the paper basin needs to be cut off and the residual glue on the basin frame is removed, which makes the preliminary cleaning work and the later glue solidification need to consume a lot of time.

[0007] To solve the above technical problems, the utility model provides the following technical scheme: a dynamic cone loudspeaker convenient to replace, comprising:

[0008] The whole unit comprises a loudspeaker body and a basin frame fixedly connected at the top of the loudspeaker body, and the paper basin is movably arranged in the interior of the basin frame.

[0009] The limiting unit comprises a limiting ring fixedly connected to the top of the basin frame, a ring-shaped groove is formed in the top of the limiting ring, the side edge of the paper basin is located in the ring-shaped groove, two L-shaped grooves are formed in the inner wall of the ring-shaped groove, two screw holes are formed in the side wall of the limiting ring in a symmetrical manner, a pressing ring located above the paper basin is slidably arranged in the ring-shaped groove, the side wall of the pressing ring is fixedly connected with two symmetrical protrusions, the two protrusions are respectively slidably arranged in the two L-shaped grooves, and two threaded pegs are slidably arranged in the two screw holes and are in threaded connection with the pressing ring.

[0010] As a preferred scheme of the dynamic coil loudspeaker convenient to replace, the inner wall of the pressing ring is fixedly connected with two groups of tooth blocks, and the two groups of tooth blocks are respectively located close to the two protrusions.

[0011] As a preferred scheme of the dynamic coil loudspeaker convenient to replace, the top of the pressing ring is fixedly connected with two L-shaped blocks, and the two L-shaped blocks are respectively aligned with the positions of the two screw holes.

[0012] As a preferred scheme of the dynamic coil loudspeaker convenient to replace, the bottom of the ring-shaped groove is provided with an O-shaped groove, and a rubber ring is slidably arranged in the O-shaped groove.

[0013] As a preferred scheme of the dynamic coil loudspeaker convenient to replace, the bottom of the limiting ring is provided with a limiting hole, and the limiting hole is in communication with the O-shaped groove and the ring-shaped groove.

[0014] As a preferred scheme of the dynamic coil loudspeaker convenient to replace, the bottom of the limiting ring is fixedly connected with a hanging rope, the end of the hanging rope is fixedly connected with a sealing plug, and the sealing plug is matched with the limiting hole in size.

[0015] The dynamic coil loudspeaker convenient to replace has the following beneficial effects: when the paper basin is placed in the ring-shaped groove, the protrusions of the pressing ring are slid into the L-shaped grooves, the pressing ring is self-locked in the ring-shaped groove by rotating the pressing ring, the pressing ring is then fixed by the threaded pegs, the paper basin can be quickly fixed in the basin frame by the pressing ring, when the paper basin needs to be replaced, the threaded pegs are removed and the pressing ring is rotated to be removed, and then the paper basin can be removed and replaced. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor. Among them:

[0017] Fig. 1 The utility model provides a whole structure schematic diagram of moving coil loudspeaker convenient to replace;

[0018] Fig. 2 The utility model provides a whole split schematic diagram of moving coil loudspeaker convenient to replace;

[0019] Fig. 3 The utility model provides a split schematic diagram of limiting ring and rubber ring. BRIEF DESCRIPTION OF DRAWINGS

[0021] 100, whole unit;101, loudspeaker main body;102, stand;103, paper cone;200, limiting unit;201, limiting ring;202, annular groove;203, L-shaped groove;204, screw hole;205, compression ring;206, lug;207, threaded peg;208, tooth block;209, L-shaped block;210, O-shaped groove;211, rubber ring;212, limiting hole;213, hanging rope;214, sealing plug. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purpose, features and advantages of the utility model more apparent, easy to understand, the specific implementation of the utility model is explained in detail below with the drawings in the specification.

[0023] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and those skilled in the art can make similar generalization without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0024] Secondly, the "one embodiment" or "embodiment" referred to here means that specific features, structures or characteristics can be included in at least one implementation of the utility model. In this specification, "in one embodiment" does not mean the same embodiment, nor does it mean an embodiment that is separate or selectively excluded from other embodiments.

[0025] Thirdly, the utility model is described in detail in conjunction with the schematic diagram, and when the embodiments of the utility model are described in detail, the cross-sectional view of the device structure will be partially enlarged without general proportion for the convenience of description, and the schematic diagram is only an example, which should not limit the scope of protection of the utility model here. In addition, three-dimensional spatial dimensions including length, width and depth should be included in actual production.

[0026] EMBODIMENT

[0027] REFERENCE Figs. 1-3For an embodiment of the utility model, provide a kind of cone loudspeaker of convenient replacement, comprising: whole unit 100 and limiting unit 200;

[0028] Wherein, whole unit 100 includes loudspeaker main body 101 and fixedly connected in the basin frame 102 of loudspeaker main body 101 top, paper basin 103 is movably arranged in the inside of basin frame 102;

[0029] Limiting unit 200 includes fixedly connected in the limiting ring 201 of basin frame 102 top, annular groove 202 is opened in the top of limiting ring 201, the side of paper basin 103 is located in annular groove 202, two L-shaped grooves 203 are opened in the inner wall of annular groove 202, two symmetrically distributed screw holes 204 are opened in the side wall of limiting ring 201, press ring 205 is slidably arranged in annular groove 202 above paper basin 103, two symmetrically distributed lugs 206 are fixedly connected in the side wall of press ring 205, two lugs 206 are slidably arranged in two L-shaped grooves 203 respectively, threaded peg 207 is slidably arranged in two screw holes 204, and two threaded pegs 207 are threadedly connected with press ring 205.

[0030] When assembling, the conical bottom end of paper basin 103 is passed through limiting ring 201, the annular edge of the top of paper basin 103 is located in annular groove 202 at this time, the size of press ring 205 is matched with annular groove 202, when two lugs 206 are inserted into two L-shaped grooves 203 respectively, press ring 205 is abutted with the top of paper basin 103, and press ring 205 is clamped and limited to paper basin 103, by rotating press ring 205, lug 206 of press ring 205 slides along the transverse end of L-shaped groove 203, whereby press ring 205 is self-locked in annular groove 202 of limiting ring 201, and press ring 205 is clamped to paper basin 103, so that paper basin 103 cannot fall off from limiting ring 201, screw hole 204 is T-shaped through hole and is matched with threaded peg 207, and two thread holes matched with threaded peg 207 are opened in the side wall of press ring 205;

[0031] When lug 206 moves to the end of L-shaped groove 203, the thread hole of press ring 205 is aligned with screw hole 204, threaded peg 207 is rotated and inserted into the thread hole of press ring 205 by cross screwdriver, to fix press ring 205, so that lug 206 cannot slide in L-shaped groove 203, whereby the rapid installation of paper basin 103 is completed, when paper basin 103 needs to be replaced, two threaded pegs 207 are rotated and taken out from screw hole 204, then press ring 205 is reversely rotated and lug 206 is taken out from L-shaped groove 203, then paper basin 103 can be taken out from limiting ring 201 and replaced.

[0032] In addition, the inner wall of the compression ring 205 is fixedly connected with two groups of tooth blocks 208, the two groups of tooth blocks 208 are respectively close to the positions of the two protrusions 206, the top of the compression ring 205 is fixedly connected with two L-shaped blocks 209, and the two L-shaped blocks 209 are respectively aligned with the positions of the two screw holes 204.

[0033] The two groups of tooth blocks 208 are respectively aligned with the positions of the two protrusions 206, so that the user can quickly know the positions of the protrusions 206, when the compression ring 205 is rotated, the tooth blocks 208 can increase the friction between the fingers and the compression ring 205, so as to facilitate the rotation of the compression ring 205, the protrusions of the tooth blocks 208 also facilitate the compression ring 205 to be buckled out of the limiting ring 201, and when the compression ring 205 is self-locked in the annular groove 202, the L-shaped blocks 209 can quickly know the accurate positions of the screw holes 204 from the sense of touch and vision, so as to facilitate the threaded nails 207 to be inserted into the screw holes 204 or taken out of the screw holes 204.

[0034] Further, the bottom of the annular groove 202 is provided with an O-shaped groove 210, and the O-shaped groove 210 is slidably provided with a rubber ring 211.

[0035] The O-shaped groove 210 is used for placing the rubber ring 211, when the annular edge of the paper basin 103 is located in the annular groove 202, the rubber ring 211 is located at the bottom of the annular edge of the paper basin 103, and the annular edge of the paper basin 103 is tightly attached to the rubber ring 211, when the loudspeaker main body 101 works, the paper basin 103 reciprocatingly vibrates, and the rubber ring 211 can buffer the vibration of the paper basin 103, so as to reduce the direct friction and collision between the paper basin 103 and the basin frame 102, and improve the service life.

[0036] Still further, the bottom of the limiting ring 201 is provided with a limiting hole 212, the limiting hole 212 is in communication with the O-shaped groove 210 and the annular groove 202, the bottom of the limiting ring 201 is fixedly connected with a hanging rope 213, the end of the hanging rope 213 is fixedly connected with a sealing plug 214, and the size of the sealing plug 214 is matched with the limiting hole 212.

[0037] When the rubber ring 211 needs to be replaced due to aging, a slender rod such as a cross-screw knife is inserted into the limiting hole 212, so that the rubber ring 211 can be pushed out of the O-shaped groove 210, so as to replace the rubber ring 211, and the sealing plug 214 is used for sealing the limiting hole 212, so as to avoid dust and water vapor entering the O-shaped groove 210 through the limiting hole 212, thereby ensuring the service life of the rubber ring 211.

[0038] In use, the rubber ring 211 is placed in the O-shaped groove 210, then the paper basin 103 is passed through the limiting ring 201, and the annular edge at the top of the paper basin 103 is placed in the annular groove 202, then the two protrusions 206 of the pressing ring 205 are respectively inserted into the two L-shaped grooves 203, and the pressing ring 205 is rotated by the tooth block 208, when the protrusions 206 move to the end of the L-shaped grooves 203, the threaded holes of the pressing ring 205 are aligned with the screw holes 204, then two threaded nails 207 are inserted into the threaded holes of the pressing ring 205 by using a cross screwdriver, so as to fix the pressing ring 205;

[0039] When the paper basin 103 needs to be replaced, the two threaded nails 207 are rotated and taken out from the screw holes 204, then the pressing ring 205 is reversely rotated and the protrusions 206 are taken out from the L-shaped grooves 203, then the paper basin 103 can be taken out from the limiting ring 201 and replaced, when the rubber ring 211 needs to be replaced, the sealing plug 214 is pulled out from the limiting hole 212, then an elongated rod such as a cross screwdriver is inserted into the limiting hole 212, and the rubber ring 211 is pushed out from the O-shaped groove 210, then the rubber ring 211 can be replaced, after replacement, the sealing plug 214 is inserted into the limiting hole 212 again.

[0040] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and all of them should be covered in the scope of the claims of the present application.

Claims

1. A replaceable moving-coil loudspeaker, characterized in that, include: The overall unit (100) includes a speaker body (101) and a frame (102) fixedly connected to the top of the speaker body (101), wherein a paper cone (103) is movably disposed inside the frame (102); The limiting unit (200) includes a limiting ring (201) fixedly connected to the top of the tray frame (102). The top of the limiting ring (201) is provided with an annular groove (202). The side of the paper tray (103) is located in the annular groove (202). The inner wall of the annular groove (202) is provided with two L-shaped grooves (203). The side wall of the limiting ring (201) is provided with two symmetrically distributed screw holes (204). A pressure ring (205) located above the paper tray (103) is slidably connected in the annular groove (202). The side wall of the pressure ring (205) is fixedly connected with two symmetrically distributed protrusions (206). The two protrusions (206) are slidably disposed in the two L-shaped grooves (203). Threaded pins (207) are slidably disposed in the two screw holes (204). The two threaded pins (207) are threadedly connected to the pressure ring (205).

2. The easily replaceable moving-coil loudspeaker according to claim 1, characterized in that: The inner wall of the pressure ring (205) is fixedly connected with two sets of toothed blocks (208), and the two sets of toothed blocks (208) are respectively close to the positions of the two protrusions (206).

3. The easily replaceable moving-coil loudspeaker according to claim 2, characterized in that: The top of the pressure ring (205) is fixedly connected to two L-shaped blocks (209), and the two L-shaped blocks (209) are respectively aligned with the positions of the two screw holes (204).

4. The easily replaceable moving-coil loudspeaker according to claim 3, characterized in that: The bottom of the annular groove (202) is provided with an O-groove (210), and a rubber ring (211) is slidably disposed in the O-groove (210).

5. A replaceable moving-coil loudspeaker according to claim 3, characterized in that: The bottom of the limiting ring (201) has a limiting hole (212), which is connected to the O-groove (210) and the annular groove (202).

6. A replaceable moving-coil loudspeaker according to claim 5, characterized in that: The bottom of the limiting ring (201) is fixedly connected to a hanging rope (213), and the end of the hanging rope (213) is fixedly connected to a sealing plug (214). The size of the sealing plug (214) is adapted to the limiting hole (212).

Images