CN216599924U - Fixing device and testing arrangement of speaker - Google Patents
Fixing device and testing arrangement of speaker Download PDFInfo
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- CN216599924U CN216599924U CN202123015787.3U CN202123015787U CN216599924U CN 216599924 U CN216599924 U CN 216599924U CN 202123015787 U CN202123015787 U CN 202123015787U CN 216599924 U CN216599924 U CN 216599924U
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- 238000012360 testing method Methods 0.000 title claims description 32
- 239000013013 elastic material Substances 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 244000309464 bull Species 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013441 quality evaluation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a fixing device of a loudspeaker, which comprises a fixing seat, a rotating rod and a fixing pad, wherein the fixing seat is provided with a fixing hole; the fixed seat comprises two opposite planes, the rotating rod is rotatably connected with the fixed seat, and the rotating rod rotates in a plane parallel to one plane of the fixed seat; the fixed bolster is made for the elastic material, and a surface of fixed bolster is the plane, and is keeping away from the convex cambered surface of plane direction for the orientation rather than another relative surface, and the maximum thickness of fixed bolster makes the bull stick can compress the fixed bolster in fixing device use. Install the fixing device of this application on treating fixed speaker and treating the mounting panel of fixed speaker, the relative position of adjustment fixing base and fixed bolster utilizes the rotation of rotary rod for the rotary rod is in the compression fixed bolster and does not have two kinds of states of being connected with the fixed bolster, thereby can realize treating the quick fixed and the dismantlement of fixed speaker.
Description
Technical Field
The application relates to the field of equipment of fixing devices, in particular to a fixing device of a loudspeaker.
Background
In the design and development process of the sound product, the performance and subjective tone quality of the loudspeaker are repeatedly and repeatedly evaluated by the test box, and in order to ensure the consistency of results, the test and evaluation of a plurality of loudspeakers are required in each round until the loudspeakers can meet the objective performance index requirements and the subjective tone quality evaluation requirements. Both objective performance testing and subjective sound quality assessment of speakers are usually performed in a specific environment by fixing the speaker mounting base to the baffle of a test box. In the prior art, two common devices for fixing the loudspeaker are provided, one of the two devices is fixed by an embedded nut, a check ring and a screw, the fixing mode has good fixing effect and accurate test and evaluation results, but the embedded nut needs to be repeatedly disassembled in a mounting seat of the loudspeaker, so that the time is long and the operation is difficult; the other mode is that a support rod with a cushion pad is used for supporting the loudspeaker on the baffle for fixing, the mode is convenient to disassemble, but the volume of the support rod is large, the propagation of sound waves in the loudspeaker test and subjective tone quality evaluation process can be influenced, and the accuracy of the test result and the evaluation result is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one aspect of the above problems, the present invention provides a fixing device for a speaker, including a fixing base, a rotating rod, and a fixing pad; the fixed seat comprises two opposite planes, the rotating rod is rotatably connected with the fixed seat, and the rotating rod rotates in a plane parallel to one plane of the fixed seat; the fixing pad is made for the elastic material, and a surface of fixing pad is the plane, and is keeping away from the convex cambered surface of plane direction with its relative another surface, and the maximum thickness of fixing pad makes the rotating rod can compress the fixing pad in fixing device use. Through the technical scheme, the fixing device is arranged on the loudspeaker to be fixed and the mounting plate of the loudspeaker to be fixed, the relative position and the relative height of the fixing seat and the fixing pad are adjusted, the fixing pad has elastic property and the rotary rod rotates, when the rotary rod compresses the fixing pad, the fixing device achieves the closing effect, when the rotary rod is separated from the fixing pad, the fixing device achieves the opening effect, and the loudspeaker to be fixed can be quickly fixed and detached; design a face of fixed bolster for the cambered surface for the both ends of fixed bolster can not play the hindrance effect to the rotating rod, are favorable to improving the smoothness nature of rotating rod and fixed bolster connection in-process.
Preferably, the amount of compression at which the rotary rod compresses the fixing pad to the maximum thickness is between 0.7mm and 1.8 mm. Through above-mentioned technical scheme, with the design of compressive capacity between 0.7mm to 1.8mm, both can guarantee the firm that rotary rod and fixed bolster are connected, can not cause great wearing and tearing to the fixed bolster again.
Preferably, the fixing seat is provided with a screw, the screw sequentially penetrates through one end of the rotating rod and the fixing seat, and the screw is rotatably connected with the rotating rod and fixedly connected with the fixing seat. Through above-mentioned technical scheme, a rotary rod and fixing base rotation mode of being connected is disclosed, through the fixed screw that sets up on the fixing base, installs the rotary rod on the fixing base with the screw, and the rotary rod rotates on the screw, simple structure, simple to operate.
Preferably, the middle of the cambered surface of the fixing pad is provided with a groove with the depth of 0.5mm to 1.5mm, the size of the groove is matched with that of the rotary rod, the screw is sleeved with a spring gasket made of elastic materials, and the surface of the spring gasket is abutted to the rotary rod. Through the technical scheme, the cambered surface of the fixing pad is provided with the groove, and the rotating rod is positioned in the groove when the fixing device is fixed, so that the positions of the rotating rod and the fixing pad are relatively fixed when the fixing device is used every time, and the condition that the test result of the loudspeaker is influenced due to the change of the positions of the rotating rod and the fixing pad is avoided; because set up the recess on the fixed bolster, the not hard up condition of rotary rod and fixed bolster connection can appear, through the spring shim who sets up elastic material, can compensate the loss of the compressive capacity that causes owing to set up the recess for the rotary rod is connected stably with the fixed bolster.
Preferably, the number of the spring washers is two, and the two spring washers are respectively arranged between a nut of the screw and the rotating rod and between the rotating rod and the fixed seat. Through above-mentioned technical scheme, all set up the spring washer between the nut of screw and the rotary rod and between rotary rod and the fixing base, can increase rotary rod and screwed connection's compactness on the one hand to improve rotary rod and screw pivoted stability, on the other hand improves the loss volume of compensation compression volume, thereby further improve the stability that rotary rod and fixed bolster are connected.
Preferably, the fixing pad is provided with a fixing hole. For the situation that the installation area of the special-shaped loudspeaker or the installation seat is small, the installation seat of the loudspeaker needs to be fixed on the adapter in advance, the fixing pad needs to be fixedly installed on the adapter, through the technical scheme, the fixing hole is formed in the fixing pad, and when the fixing pad is required to be fixedly connected to the adapter, the fixing pad is installed in the fixing hole through the bolt to be fixed.
Preferably, the fixing pad is made of rubber. Through above-mentioned technical scheme, the fixed bolster that adopts the rubber material to make has better elasticity, and when rotary rod and fixed bolster interference fit, the fixed bolster can be by compressive deformation to play the hindrance effect to the rotary rod, realize the butt of rotary rod and fixed bolster.
A testing device for a loudspeaker comprises at least two groups of fixing devices and a testing box; a baffle plate is fixedly connected to one surface of the test box, and a mounting seat of the loudspeaker is attached to the baffle plate; the fixed a plurality of connecting seats that are provided with of edge of mount pad, a plurality of fixing device and connecting seat one-to-one, fixing base fixed connection is on the baffle, and the plane of fixed bolster is connected on the connecting seat. Through above-mentioned technical scheme, set up fixing device on the baffle of test box, can realize the quick fixed of speaker and test box and dismantle to fixing device sets up around the speaker, can not play the effect of sheltering from to the speaker, consequently uses the testing arrangement of this application both can improve the installation effectiveness of speaker, helps improving the accuracy of test result and evaluation result again.
Preferably, the baffle is a rectangular plate, and the fixing devices are provided with four groups of baffle plates which are respectively arranged at four top corners of the baffle plate. Through above-mentioned technical scheme, fixing device sets up four groups, installs respectively in four apex angle departments of baffle, helps the speaker to install the steadiness on the baffle.
The fixing device of the loudspeaker has the following beneficial effects:
(1) the fixing base is matched with the fixing pad and the rotary rod to use, and one surface of the fixing pad is designed into an arc shape, so that fluency in the connection process of the rotary rod and the fixing pad is favorably improved, and the rapid fixing and the disassembly of the to-be-fixed loudspeaker are realized.
(2) The groove is formed in the cambered surface of the fixing pad, so that the positions of the rotating rod and the fixing pad are relatively fixed when the fixing device is used every time, and the condition that the test result of the loudspeaker is influenced due to the change of the positions of the rotating rod and the fixing pad is avoided; set up the spring washer that elastic material made on the screw, the spring washer can compensate the loss of the compression capacity that causes owing to seting up the recess for the rotary rod is connected stably with the fixed bolster.
Drawings
For a better understanding of the above and other objects, features, advantages and functions of the present invention, reference should be made to the embodiments illustrated in the drawings. Like reference numerals in the drawings refer to like parts. It will be appreciated by persons skilled in the art that the drawings are intended to illustrate preferred embodiments of the utility model without any limiting effect on the scope of the utility model, and that the various components in the drawings are not drawn to scale.
Fig. 1 is a schematic structural view showing a fixing apparatus of a speaker according to an embodiment of the present invention;
fig. 2 shows an exploded view of a speaker fixing device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a testing apparatus for a speaker according to an embodiment of the present invention.
Description of reference numerals:
1. a test box; 11. a baffle plate; 2. a speaker; 21. a mounting seat; 211. a connecting seat; 3. a fixing device; 31. A fixed seat; 32. rotating the rod; 33. a fixing pad; 4. a screw; 5. a spring washer; 6. a fixing hole; 7. a groove; 8. a screw.
Detailed Description
Exemplary embodiments of the present disclosure are described below with reference to the accompanying drawings, in which various details of the embodiments of the disclosure are included to assist understanding, and which are to be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
The term "include" and variations thereof as used herein is meant to be inclusive in an open-ended manner, i.e., "including but not limited to". Unless specifically stated otherwise, the term "or" means "and/or". The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment". The term "another embodiment" means "at least one additional embodiment". The terms "first," "second," and the like may refer to different or the same object. Other explicit and implicit definitions are also possible below.
To at least partially solve one or more of the above problems and other potential problems, an embodiment of the present disclosure proposes a fixing device of a speaker, including a fixing base 31, a rotating rod 32, a fixing pad 33; the fixed seat 31 comprises two opposite planes, the rotating rod 32 is rotatably connected with the fixed seat 31, and the rotating rod 32 rotates in a plane parallel to one plane of the fixed seat 31; the fixing pad 33 is made of an elastic material, one surface of the fixing pad 33 is a plane, the other surface opposite to the plane is a cambered surface protruding away from the plane, and the maximum thickness of the fixing pad 33 enables the rotating rod 32 to compress the fixing pad 33 when the fixing device 3 is in use.
Specifically, as shown in fig. 1 and fig. 2, a plurality of screws 8 are fixedly connected to the fixing seat 31 and uniformly distributed on the fixing seat 31, and the screws 8 vertically penetrate through the fixing seat 31 and penetrate through the mounting plate of the speaker 2 to be fixed, so that the fixing seat 31 is fixed on the mounting plate of the speaker 2 to be fixed; the rotating rod 32 is a cylindrical rod-shaped structure, and the compression amount of the rotating rod 32 at the maximum thickness position for compressing the fixing pad 33 is between 0.7mm and 1.8 mm; a vertical screw 4 is arranged on the fixed seat 31, the screw 4 sequentially penetrates through one end of the rotating rod 32 and the fixed seat 31, and the screw 4 is rotatably connected with the rotating rod 32 and fixedly connected with the fixed seat 31; two spring washers 5 are sleeved on the screw 4, one spring washer 5 is located between the nut of the screw 4 and the rotating rod 32, and the other spring washer 5 is located between the rotating rod 32 and the fixed seat 31.
The fixing pad 33 is a strip-shaped structure made of rubber, a groove 7 with the depth of 0.5mm to 1.5mm is formed in the middle of the cambered surface of the fixing pad 33, the size of the groove 7 is matched with that of the rotating rod 32, and the extending direction of the groove 7 is perpendicular to that of the fixing pad 33; the fixing pad 33 is provided with a plurality of fixing holes 6.
In some embodiments, a testing device for a loudspeaker is disclosed, comprising at least two sets of fixtures 3 and a test box 1; a baffle plate 11 is fixedly connected to one surface of the test box 1, and a mounting seat 21 of the loudspeaker 2 is attached to the baffle plate 11; the fixed a plurality of connecting seats 211 that are provided with in the edge of mount pad 21, a plurality of fixing device 3 and connecting seat 211 one-to-one, fixing base 31 fixed connection is on baffle 11, and the plane of fixing pad 33 is connected on connecting seat 211.
Specifically, as shown in fig. 3, the test box 1 is a cuboid, the baffle 11 is a rectangular plate, the baffle 11 is the above-mentioned mounting plate for fixing the speaker 2, the size of the baffle 11 is smaller than the size of the side surface of the test box 1, the baffle 11 is arranged in parallel with the side surface of the test box 1, and the baffle 11 is fixedly connected in the middle of the side surface of the test box 1; the mounting seat 21 of the loudspeaker 2 is placed in the middle of the baffle plate 11, so that the plane of the mounting seat 21 is attached to the surface of the baffle plate 11; the fixing devices 3 are provided with four groups which are respectively arranged at four top corners of the baffle plate 11; the fixing seat 31 is fixed on the baffle 11 through the screw 8, the fixing pad 33 is placed on the connecting seat 211, when the fixing device 3 is closed, the fixing pad 33 is located between the surface of the connecting seat 211 and the free end of the rotating rod 32, and the rotating rod 32 enables the fixing pad 33 to be fixed by compressing the fixing pad 33, so that the fixing of the loudspeaker 2 is realized.
In some embodiments, when testing the special-shaped speaker 2 or the speaker 2 with the small installation area of the installation seat 21, the installation seat 21 of the speaker 2 is fixedly connected to the adapter, the fixing hole 6 of the fixing pad 33 is penetrated with a bolt, the fixing pad 33 is fixedly connected with the adapter by the bolt, and the fixing pad 33 is connected to the connection seat 211 by being fixedly connected to the adapter.
Having described embodiments of the present disclosure, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements to the market, or to enable others of ordinary skill in the art to understand the disclosure.
Claims (9)
1. A fixing device of a loudspeaker is characterized in that: comprises a fixed seat (31), a rotating rod (32) and a fixed pad (33); the fixed seat (31) comprises two opposite planes, the rotating rod (32) is rotatably connected with the fixed seat (31), and the rotating rod (32) rotates in a plane parallel to one plane of the fixed seat (31); the fixing pad (33) is made of elastic materials, one surface of the fixing pad (33) is a plane, the other surface opposite to the plane is an arc surface protruding towards the direction far away from the plane, and the maximum thickness of the fixing pad (33) enables the rotating rod (32) to compress the fixing pad (33) in the using process of the fixing device (3).
2. A speaker fixing apparatus according to claim 1, wherein: the compression amount of the rotary rod (32) at the position of compressing the maximum thickness of the fixing pad (33) is between 0.7mm and 1.8 mm.
3. A speaker fixing apparatus according to claim 1, wherein: be provided with screw (4) on fixing base (31), screw (4) run through one end and fixing base (31) of rotary rod (32) in proper order, and screw (4) rotate with rotary rod (32) and are connected to with fixing base (31) fixed connection.
4. A speaker fixing apparatus according to claim 3, wherein: recess (7) that the degree of depth is between 0.5mm to 1.5mm are seted up to the centre department of fixed bolster (33) cambered surface, and the size phase-match of the size of recess (7) and rotary rod (32) is gone up in screw (4) and is overlapped and be equipped with spring washer (5), the surface and rotary rod (32) butt of spring washer (5).
5. A speaker fixing apparatus according to claim 4, wherein: the two spring washers (5) are respectively arranged between the nut of the screw (4) and the rotating rod (32) and between the rotating rod (32) and the fixed seat (31).
6. A speaker fixing apparatus according to claim 1, wherein: the fixing pad (33) is provided with a fixing hole (6).
7. A speaker fixing apparatus according to claim 1, wherein: the fixing pad (33) is made of rubber.
8. A testing device of a loudspeaker is characterized in that: a fixture comprising at least two sets of loudspeakers according to any one of claims 1 to 6, and a test chamber (1); a baffle plate (11) is fixedly connected to one surface of the test box (1), and a mounting seat (21) of the loudspeaker (2) is attached to the baffle plate (11); the edge of mount pad (21) is fixed and is provided with a plurality of connecting seats (211), a plurality of fixing device (3) and connecting seat (211) one-to-one, and fixing base (31) fixed connection is on baffle (11), and the plane of fixed bolster (33) is connected on connecting seat (211).
9. A test apparatus for a speaker according to claim 8, wherein: the baffle (11) is a rectangular plate, and four groups of fixing devices (3) are arranged at four top corners of the baffle (11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123015787.3U CN216599924U (en) | 2021-12-03 | 2021-12-03 | Fixing device and testing arrangement of speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123015787.3U CN216599924U (en) | 2021-12-03 | 2021-12-03 | Fixing device and testing arrangement of speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216599924U true CN216599924U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123015787.3U Active CN216599924U (en) | 2021-12-03 | 2021-12-03 | Fixing device and testing arrangement of speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216599924U (en) |
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2021
- 2021-12-03 CN CN202123015787.3U patent/CN216599924U/en active Active
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