CN216599935U - Stereo set power amplifier board integrated piece and stereo set - Google Patents
Stereo set power amplifier board integrated piece and stereo set Download PDFInfo
- Publication number
- CN216599935U CN216599935U CN202123240924.3U CN202123240924U CN216599935U CN 216599935 U CN216599935 U CN 216599935U CN 202123240924 U CN202123240924 U CN 202123240924U CN 216599935 U CN216599935 U CN 216599935U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- mounting
- side column
- fixing
- fixing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mounting Components In General For Electric Apparatus (AREA)
Abstract
The application provides a sound power amplification board integrated piece and a sound, wherein the sound power amplification board integrated piece comprises a fixing plate, an installation adhesive tape and a circuit board; the fixing plate comprises a fixing plate body and a fixing frame which are connected, and the fixing frame protrudes out of one side surface of the fixing plate body; the fixing frame is provided with a mounting fixing groove; the fixing frame is convexly provided with a first side column and a second side column, and the mounting fixing groove is positioned between the first side column and the second side column; the part for installing the adhesive tape is positioned in the installation fixing groove and is fixedly connected with the fixed frame, and the part for installing the adhesive tape protrudes out of the surface of the fixed frame; one side of the circuit board is fixedly connected with the mounting adhesive tape in a bonding manner, and two side edges of the circuit board are respectively connected with the first side column and the second side column in a bonding manner. Through installation adhesive tape, first side post, second side post closely cooperate to make its fixed effect to the circuit board better, avoided the audio amplifier at the during operation frequent vibration lead to the circuit board drop the collision and cause the damage, improved the reliability of stereo set, and then improved the life of stereo set.
Description
Technical Field
The utility model relates to the technical field of electronic products, in particular to a sound power amplification board integrated piece and a sound.
Background
The circuit board of the traditional sound box is fixed on the shell by coating hot melt adhesive, because impurities or dust exist in the hot melt adhesive or the plate body, the hot melt adhesive is not firmly bonded and is easy to fall off, and in addition, the sound box frequently vibrates during working, the installation reliability of the circuit board is poor; in addition, when coating, the parts of the circuit board, which are required to be connected with the shell, are uniformly coated, so that the installation time is long and complicated, and the installation efficiency of the circuit board is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides the sound power amplification board integrated piece and the sound which have the advantages of good mounting and fixing effects of the sound circuit board, high mounting reliability and high mounting efficiency.
The purpose of the utility model is realized by the following technical scheme:
a sound power amplifier board integrated piece comprises a fixing plate, an installation adhesive tape and a circuit board; the fixing plate comprises a fixing plate body and a fixing frame which are connected, and the fixing frame protrudes out of one side face of the fixing plate body; the fixing frame is provided with a mounting fixing groove; the fixing frame is convexly provided with a first side column and a second side column, and the mounting fixing groove is positioned between the first side column and the second side column; the part of the installation rubber strip is positioned in the installation fixing groove and is fixedly connected with the fixed frame, and the part of the installation rubber strip protrudes out of the surface of the fixed frame; one side of the circuit board is fixedly connected with the mounting adhesive tape in an adhering mode, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhering mode.
In one embodiment, the installation adhesive tape is positioned in the installation fixing groove and is in interference fit with the fixing frame.
In one embodiment, the first side column and the second side column are integrally formed on the fixing frame.
In one embodiment, the mounting adhesive tape is provided with a clamping groove, and one side of the circuit board is clamped in the clamping groove.
In one embodiment, two side edges of the circuit board are respectively glued with the first side column and the second side column through hot melt glue blocks.
In one embodiment, the fixing plate body and the fixing frame are of an integrally formed structure.
A sound box comprises the sound box power amplifier board assembly in any one of the embodiments.
In one embodiment, the sound equipment comprises a sound equipment body and a power amplifier board integrated piece, wherein the sound equipment body is provided with an accommodating cavity and an installation notch, the fixing board is covered on the installation notch, and the circuit board is located in the accommodating cavity.
In one embodiment, the sound equipment further comprises a locking member, the sound equipment main body is provided with a threaded hole, the fixing plate is provided with a through hole, and the locking member is respectively arranged in the through hole and the threaded hole in a penetrating manner, so that the fixing plate is fixedly connected with the sound equipment main body.
In one embodiment, a clamping flange is formed on one side of the fixing plate, which is located in the accommodating cavity, and the clamping flange is clamped in the mounting groove; the stereo set is still including the surround bar that gives sound insulation, the surround bar that gives sound insulation set up in on the internal perisporium of joint flange, just the surround bar elasticity butt that gives sound insulation in the stereo set main part.
Compared with the prior art, the utility model has at least the following advantages:
one side of the circuit board is fixedly connected with the mounting adhesive tape, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhesive manner. The installation rubber strip, the first side column and the second side have fixing acting force on the circuit board, and therefore the circuit board is fixed better. When stereo set work vibration, closely cooperating of installation adhesive tape, first side post and second side post for the circuit board is difficult for leading to the collision that drops of circuit board because of the frequent vibration of stereo set, thereby makes the circuit board not fragile, has improved the anti-seismic performance of stereo set, and then has improved the life of stereo set. Meanwhile, the circuit board is fixed through the close matching of the installation adhesive tape, the first side column and the second side column, the problem that the circuit board is not firmly fixed by single coating of hot melt adhesive is solved, the problem that installation workload is large due to the fact that a large amount of hot melt adhesive needs to be uniformly coated is also solved, namely the problem that the installation time of the sound box is long is solved, and therefore the installation reliability and the installation efficiency of the sound box power amplifier board integrated piece are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of an embodiment of a sound system;
fig. 2 is a partial schematic view of the audio power amplifier board assembly shown in fig. 1;
fig. 3 is an exploded view of the audio power amplifier board assembly shown in fig. 2;
fig. 4 is a top view of the audio power amplifier board assembly of fig. 3;
fig. 5 is an exploded view of the sound shown in fig. 1.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model relates to an integrated piece of a sound power amplification board. The sound power amplification board integrated component comprises a fixing plate, an installation adhesive tape and a circuit board. The fixing plate comprises a fixing plate body and a fixing frame which are connected, and the fixing frame protrudes out of one side face of the fixing plate body; the fixing frame is provided with a mounting fixing groove; the fixing frame is convexly provided with a first side column and a second side column, and the mounting fixing groove is positioned between the first side column and the second side column; the part of the installation rubber strip is positioned in the installation fixing groove and is fixedly connected with the fixed frame, and the part of the installation rubber strip protrudes out of the surface of the fixed frame; one side of the circuit board is fixedly connected with the mounting adhesive tape in an adhering mode, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhering mode.
The sound power amplification board integrated piece is fixedly connected with the mounting adhesive tape through one side of the circuit board, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhesive manner. The installation rubber strip, the first side column and the second side have fixing acting force on the circuit board, and therefore the circuit board is fixed better. When stereo set work vibration, closely cooperating of installation adhesive tape, first side post and second side post for the circuit board is difficult for leading to droing of circuit board because of the frequent vibration of stereo set, thereby makes the circuit board not fragile, has improved the anti-seismic performance of stereo set, and then has improved the life of stereo set. Meanwhile, the circuit board is fixed through the close matching of the installation adhesive tape, the first side column and the second side column, the problem that the circuit board is not firmly fixed by single coating of hot melt adhesive is solved, the problem of workload caused by the fact that a large amount of hot melt adhesive needs to be uniformly coated is also solved, and therefore the installation reliability and the installation efficiency of the sound power amplifier board integrated component are improved.
Please refer to fig. 1, fig. 2, and fig. 3, wherein fig. 1 is a schematic structural diagram of a sound box according to an embodiment of the present invention. FIG. 1 is a schematic diagram of an embodiment of a sound system; fig. 2 is a partial schematic view of the audio power amplifier board assembly shown in fig. 1; fig. 3 is an exploded view of the audio power amplifier board assembly shown in fig. 2.
The acoustic power amplifier board assembly 100 of an embodiment includes a fixing plate 110, a mounting strip 120, and a circuit board 130. The fixing plate 110 includes a fixing plate body 111 and a fixing frame 112 connected to each other, and the fixing frame 112 protrudes from a side surface of the fixing plate body 111; the fixing frame 112 is provided with a fixing groove 1122; the fixing frame 112 is convexly provided with a first side column 112a and a second side column 112b, and the installation fixing groove 1122 is located between the first side column 112a and the second side column 112 b; the part of the adhesive tape 120 is located in the mounting fixing groove 1122 and is fixedly connected with the fixing frame 112, and the part of the adhesive tape 120 protrudes out of the surface of the fixing frame 112; one side of the circuit board 130 is fixedly bonded to the mounting strip 120, and two side edges of the circuit board 130 are respectively bonded to the first side column 112a and the second side column 112 b.
In this embodiment, one side of the circuit board 130 is fixedly connected to the mounting strip 120, and two side edges of the circuit board 130 are respectively bonded to the first side pillar 112a and the second side pillar 112 b. The mounting rubber strip 120, the first side column 112a and the second side have fixing force to the circuit board 130, so that the circuit board 130 is better fixed. When the stereo set work vibrates, closely cooperating of installation adhesive tape 120, first side post 112a and second side post 112b for circuit board 130 is difficult for leading to droing of circuit board 130 because of the frequent vibration of stereo set, thereby makes circuit board 130 not fragile, has improved the anti-seismic performance of stereo set, and then has improved the life of stereo set. Meanwhile, the circuit board 130 is fixed by the close fit of the mounting adhesive tape 120, the first side column 112a and the second side column 112b, so that not only is the problem of infirm installation of fixing the circuit board 130 by single coating of hot melt adhesive solved, but also the problem of workload caused by the need of uniformly coating a large amount of hot melt adhesive is solved, and thus, the installation reliability and the installation efficiency of the sound power amplifier board integrated piece 100 are improved.
Referring to fig. 2 and fig. 3, in one embodiment, the mounting strip 120 is located in the mounting fixing groove 1122 and is in interference fit with the fixing frame 112. In this embodiment, the mounting rubber strip 120 is connected to the fixing frame 112 in an interference fit manner, so that a connecting member is not required between the mounting rubber strip 120 and the fixing frame 112, the connection structure is simple, and the processing of grooves, holes and threads is reduced, thereby reducing the manufacturing cost of the sound power amplifier board integrated component. In addition, through the interference fit, the connection between the mounting rubber strip 120 and the fixing frame 112 is also tighter, so that the mounting rubber strip can bear a certain impact force and can work more reliably under the impact vibration load.
Referring to fig. 2 and 3, in one embodiment, the first side pillar 112a and the second side pillar 112b are integrally formed on the fixing frame 112. In this embodiment, the first side pillar 112a and the second side pillar 112b are integrally formed on the fixing frame 112, that is, the first side pillar 112a, the second side pillar 112b and the fixing frame 112 are an integral body, which has a simple and firm integral structure. When the fixing frame 112 is processed, only one processing is needed, and the fixing frame 112 is not used for two or more times of processing to realize the fixing cooperation between the fixing frame 112 and the first side column 112a and the second side column 112b, that is, the manufacturing of the fixing frame 112 is completed by one process, so that the processing and manufacturing cost of the fixing frame 112 is low, in addition, the first side column 112a and the second side column 112b are both free of a connecting structure with the fixing frame 112, so that the first side column 112a and the second side column 112b are both firmly connected with the fixing frame 112, and further the fixing frame 112, the first side column 112a and the second side column 112b are not easy to separate due to frequent vibration of sound work.
Referring to fig. 3 and 4, in one embodiment, the adhesive tape 120 is provided with a slot 122, and one side of the circuit board 130 is inserted into the slot 122. In this embodiment, the mounting rubber strip 120 is provided with the slot 122, so that the circuit board 130 can be aligned to the slot 122 during mounting and positioning, and thus accurate positioning and mounting of the circuit board 130 can be quickly achieved, the operation is simple, and meanwhile, one side of the circuit board 130 is clamped into the slot 122, so that the mounting rubber strip 120 has a bonding and fastening effect on the circuit board 130, thereby avoiding collision of the circuit board 130 due to sound working vibration, and making the circuit board 130 not easy to damage.
Referring to fig. 2 and 3, in one embodiment, two sides of the circuit board 130 are respectively bonded to the first side post 112a and the second side post 112b through hot melt adhesive blocks (not shown). In this embodiment, the both sides limit of circuit board 130 pass through the hot melt adhesive piece respectively correspond with first side post 112a with second side post 112b splices, thereby makes first side post 112a with second side post 112b is right circuit board 130 produces fixed effort, first side post 112a with second side post 112b mutually supports, first side post 112a with second side post 112b corresponds set up in circuit board 130 both sides, thereby makes the fixed effort that circuit board 130 received is more even, has avoided the stereo set to drop because of the atress is inhomogeneous, thereby has improved right circuit board 130's fixed effect.
In one embodiment, referring to fig. 2, the fixing plate body 111 and the fixing frame 112 are integrally formed. In this embodiment, the fixing plate body 111 and the fixing frame 112 are integrated and inseparable, that is, the fixing plate body 111 and the fixing frame 112 do not need to be connected and fixed, so that the number of connecting operation steps is reduced, manpower and materials required for connecting operation are reduced, and the sound processing and manufacturing cost is reduced. In addition, the fixing plate body 111 and the fixing frame 112 are integrally formed, so that the fixing plate body 111 and the fixing frame 112 are integrally firm, and when the sound equipment vibrates frequently, the fixing plate body 111 and the fixing frame 112 are not easy to shake due to vibration, thereby improving the anti-seismic performance of the sound equipment.
The application also provides a sound box, which comprises the sound box power amplification board integrated piece in any one of the above embodiments. In this embodiment, the sound power amplifier board assembly includes a fixing plate, an installation adhesive tape, and a circuit board. The fixing plate comprises a fixing plate body and a fixing frame which are connected, and the fixing frame protrudes out of one side face of the fixing plate body; the fixing frame is provided with a mounting fixing groove; the fixing frame is convexly provided with a first side column and a second side column, and the mounting fixing groove is positioned between the first side column and the second side column; the part of the installation rubber strip is positioned in the installation fixing groove and is fixedly connected with the fixed frame, and the part of the installation rubber strip protrudes out of the surface of the fixed frame; one side of the circuit board is fixedly connected with the mounting adhesive tape in an adhering mode, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhering mode.
The integrated component of the sound power amplification board comprises a fixed board, and one side of the circuit board is fixedly connected with the mounting adhesive tape, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhesive manner. The installation rubber strip, the first side column and the second side have fixing acting force on the circuit board, and therefore the circuit board is fixed better. When stereo set work vibration, closely cooperating of installation adhesive tape, first side post and second side post for the circuit board is difficult for leading to droing of circuit board because of the frequent vibration of stereo set, thereby makes the circuit board not fragile, has improved the anti-seismic performance of stereo set, and then has improved the life of stereo set. Meanwhile, the circuit board is fixed through the close matching of the installation adhesive tape, the first side column and the second side column, the problem that the circuit board is not firmly fixed by single coating of hot melt adhesive is solved, the problem of workload caused by the fact that a large amount of hot melt adhesive needs to be uniformly coated is also solved, and therefore the installation reliability and the installation efficiency of the sound power amplifier board integrated component are improved.
In one embodiment, referring to fig. 1 and fig. 5, the sound device includes a sound device body 200, the sound device body 200 forms a receiving cavity 202 and a mounting slot 204, the fixing plate 110 covers the mounting slot 204, and the circuit board 130 is located in the receiving cavity 202. In this embodiment, a cavity 202 and an installation notch 204 are formed through the sound device, and the fixing plate 110 is covered on the installation notch 204, so that the sound power amplifier integrated component is detachably connected to the sound device main body 200, thereby facilitating the maintenance and replacement of the sound power amplifier integrated component 100.
In one embodiment, referring to fig. 3 and 5, the sound 10 further includes a locking member 210, the sound body 200 defines a threaded hole 206, the fixing plate 110 defines a through hole 114, and the locking member is respectively disposed through the through hole and the threaded hole to fixedly connect the fixing plate and the sound body. In this embodiment, the locking member 210 is screwed to the main audio body 200 and penetrates through the through hole 114, so that the fixing plate 110 can be fixed to the main audio body 200, and in addition, the fixing plate 110 is separated from the main audio body 200 by adjusting the locking member 210, thereby maintaining and replacing the audio. It will be appreciated that the retaining member may be a screw or bolt.
In one embodiment, referring to fig. 5, a clamping flange 113 is formed on one side of the fixing plate 110 located in the receiving cavity 202, and the clamping flange 113 is clamped in the mounting notch 204. The stereo set is still including the surround bar that gives sound insulation, the surround bar that gives sound insulation set up in on the internal perisporium of joint flange 113, just the surround bar elasticity butt that gives sound insulation in stereo set main part 200. In this embodiment, through joint flange 113 makes circuit board 130 with sound main body 200 can fix a position accurately sooner when connecting the installation to improve the installation effectiveness, in addition, ring 300 that gives sound insulation is around setting up in on the internal perisporium of joint flange 113, just ring 300 elasticity butt that gives sound insulation in sound main body 200, promptly ring 300 that gives sound insulation is located joint flange 113 with between sound main body 200's the mounting groove inner wall, ring 300 that gives sound insulation fills joint flange 113 with the clearance that exists between sound main body 200's the mounting groove inner wall, thereby avoided leaking out and leaded to sound tone quality variation.
Compared with the prior art, the utility model has at least the following advantages:
one side of the circuit board is fixedly connected with the mounting adhesive tape, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhesive manner. The installation rubber strip, the first side column and the second side have fixing acting force on the circuit board, and therefore the circuit board is fixed better. When stereo set work vibration, the inseparable cooperation of installation adhesive tape, first side post and second side post for the circuit board is difficult for leading to the collision that drops of circuit board because of the frequent vibration of stereo set, thereby makes the circuit board not fragile, has improved the anti-seismic performance of stereo set, and then has improved the life of stereo set. Meanwhile, the circuit board is fixed through the close matching of the installation adhesive tape, the first side column and the second side column, the problem that the circuit board is not firmly fixed by single coating of hot melt adhesive is solved, the problem of workload caused by the fact that a large amount of hot melt adhesive needs to be uniformly coated is also solved, and therefore the installation reliability and the installation efficiency of the sound power amplifier board integrated component are improved.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a stereo set power amplifier board integrated piece which characterized in that includes:
the fixing plate comprises a fixing plate body and a fixing frame which are connected, and the fixing frame protrudes out of one side face of the fixing plate body; the fixing frame is provided with a mounting fixing groove; the fixing frame is convexly provided with a first side column and a second side column, and the mounting fixing groove is positioned between the first side column and the second side column;
the installation rubber strip is positioned in the installation fixing groove and fixedly connected with the fixing frame, and the part of the installation rubber strip protrudes out of the surface of the fixing frame;
one side of the circuit board is fixedly connected with the mounting adhesive tape, and two side edges of the circuit board are respectively connected with the first side column and the second side column in an adhesive manner.
2. The acoustic power amplifier board assembly of claim 1, wherein the mounting strip is located in the mounting fixing groove and is in interference fit with the fixing frame.
3. The acoustic power amplifier board assembly of claim 1, wherein the first and second side pillars are integrally formed with the mounting bracket.
4. The integrated component of the sound power amplifier board as claimed in claim 1, wherein the mounting adhesive tape has a slot, and one side of the circuit board is inserted into the slot.
5. The integrated piece of the sound power amplifier board as claimed in claim 1, wherein two side edges of the circuit board are respectively connected to the first side column and the second side column by hot melt adhesive blocks.
6. The acoustic power amplifier board assembly of claim 1, wherein the fixing plate body and the fixing frame are of an integrally formed structure.
7. A sound box, characterized by comprising the power amplifier board integrated piece of any one of claims 1 to 6.
8. The sound box as claimed in claim 7, further comprising a sound box body, wherein the sound box body is formed with a containing cavity and a mounting notch which are communicated with each other, the fixing plate is covered on the mounting notch, and the circuit board is located in the containing cavity.
9. The audio equipment of claim 8, further comprising a locking member, wherein the audio equipment body is provided with a threaded hole, the fixing plate is provided with a through hole, and the locking member is respectively arranged in the through hole and the threaded hole so as to fixedly connect the fixing plate and the audio equipment body.
10. The sound box according to claim 9, wherein a clamping flange is formed on one side of the fixing plate, which is located in the accommodating cavity, and the clamping flange is clamped in the mounting groove; the stereo set is still including the surround bar that gives sound insulation, the surround bar that gives sound insulation set up in on the internal perisporium of joint flange, just the surround bar elasticity butt that gives sound insulation in the stereo set main part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123240924.3U CN216599935U (en) | 2021-12-20 | 2021-12-20 | Stereo set power amplifier board integrated piece and stereo set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123240924.3U CN216599935U (en) | 2021-12-20 | 2021-12-20 | Stereo set power amplifier board integrated piece and stereo set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216599935U true CN216599935U (en) | 2022-05-24 |
Family
ID=81615634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123240924.3U Active CN216599935U (en) | 2021-12-20 | 2021-12-20 | Stereo set power amplifier board integrated piece and stereo set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216599935U (en) |
-
2021
- 2021-12-20 CN CN202123240924.3U patent/CN216599935U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20060177092A1 (en) | Speaker and method for manufacturing the speaker | |
| CN205142512U (en) | Loudspeaker | |
| CN216599935U (en) | Stereo set power amplifier board integrated piece and stereo set | |
| WO2020103577A1 (en) | Loudspeaker | |
| CN214045993U (en) | Loudspeaker and sound box | |
| US11696057B2 (en) | Speaker box and mobile terminal | |
| CN203446021U (en) | Loudspeaker module | |
| CN210609585U (en) | Connection structure of loudspeaker | |
| CN210491188U (en) | Skeleton voice coil for flat loudspeaker | |
| CN210343954U (en) | Bonding tool | |
| CN209845211U (en) | Narrow frame type building loudspeaker | |
| CN111065031A (en) | Loudspeaker single body structure and assembling method | |
| CN212910000U (en) | Loudspeaker convenient to installation loudspeaker vibrating diaphragm | |
| CN216433119U (en) | Anti-resonance water meter | |
| CN220156613U (en) | Compact structure stereo set | |
| CN218850910U (en) | Sound box body and sound box | |
| CN212392972U (en) | Pickup device and earphone | |
| CN214851352U (en) | Electronic device | |
| CN220419782U (en) | Camera fastening device and lamination device | |
| CN212137878U (en) | High-fidelity sound speaker device | |
| CN217882712U (en) | Buckle type outdoor unit junction box cover | |
| CN217825342U (en) | Super bass composite vibration loudspeaker cone | |
| CN218634200U (en) | Electronic equipment | |
| CN210516175U (en) | Display terminal | |
| CN216122763U (en) | Novel speaker dust cap |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |