CN213818581U - Self-checking technology for digital audio equipment channel - Google Patents
Self-checking technology for digital audio equipment channel Download PDFInfo
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- CN213818581U CN213818581U CN202120164953.7U CN202120164953U CN213818581U CN 213818581 U CN213818581 U CN 213818581U CN 202120164953 U CN202120164953 U CN 202120164953U CN 213818581 U CN213818581 U CN 213818581U
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- fixedly connected
- digital audio
- groove
- access door
- clamping
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- 238000005516 engineering process Methods 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 62
- 238000007906 compression Methods 0.000 claims description 62
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The utility model discloses a digital audio equipment passageway self-checking technique, including digital audio channel self-checking equipment body, the positive fixedly connected with first in command in top of digital audio channel self-checking equipment body, the bottom four corners difference fixedly connected with antiskid supporting seat of digital audio channel self-checking equipment body, the second draw-in groove has been seted up in the front of digital audio channel self-checking equipment body, the inner chamber of second draw-in groove can be dismantled and be connected with the access door, the louvre has been seted up at the front upper end middle part of access door, both ends symmetry fixedly connected with second handle respectively about the access door is positive, the first fixture block of top fixedly connected with of access door, first draw-in groove has been seted up at the top of second draw-in groove inner chamber. This digital audio equipment passageway self-checking technique conveniently carries the device through the first in command that sets up, conveniently dispels the heat to the device through the louvre that sets up, maintains the maintenance through the access door convenience that sets up to the inside of device.
Description
Technical Field
The utility model relates to a digital audio frequency field, in particular to digital audio equipment passageway self-checking technique.
Background
The audio frequency passageway mainly divides into three kinds, and high, well, low extend one, and the sound source passes through delay circuit, obtains surround audio frequency, and is also treble, well sound, bass and surround, uses frequency dividing circuit and decay circuit to realize that frequency dividing circuit divide into again: the digital audio channel self-checking device comprises three types, namely electronic frequency division, linear inductance frequency division and nonpolar capacitance frequency division, wherein the electronic frequency division is divided into two types, one type is arranged in front of a front-end circuit, and the other type is arranged at an output end, however, an audio channel is particularly easy to damage, so that the leakage detection of the audio channel becomes very important, and the digital audio channel self-checking device is needed.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a digital audio device channel self-checking technique, which can effectively solve the problems of the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a digital audio channel self-checking technology comprises a digital audio channel self-checking equipment body, wherein a first handle is fixedly connected in the center of the top of the digital audio channel self-checking equipment body, anti-skidding supporting seats are respectively and fixedly connected with four corners of the bottom of the digital audio channel self-checking equipment body, a second clamping groove is formed in the front of the digital audio channel self-checking equipment body, an access door is detachably connected with an inner cavity of the second clamping groove, a heat dissipation hole is formed in the middle of the upper end of the front of the access door, a second handle is respectively and symmetrically and fixedly connected with the left end and the right end of the front of the access door, a first clamping block is fixedly connected with the top of the access door, a first clamping groove is formed in the top of the inner cavity of the second clamping groove, a second clamping block is respectively and symmetrically and fixedly connected with the left end and the right end of the bottom of the access door, movable grooves are respectively and symmetrically formed in the left end and the right end of the inner cavity of the second clamping groove, the bottom wall bodies of the two movable groove inner cavities are respectively and fixedly connected with a first compression spring, the tops of the two first compression springs are respectively and fixedly connected with a first connecting block, the left and right ends of the two first connecting blocks are respectively and symmetrically and fixedly connected with limit blocks, the left and right side walls of the two movable groove inner cavities are respectively and symmetrically provided with a first limit groove, the middle wall body at the bottom of the access door is fixedly connected with a third clamp block, the middle wall body at the bottom of the second clamp groove inner cavity is provided with a third clamp groove, the middle wall body at the bottom of the third clamp groove inner cavity is provided with a compression groove, the inner cavity of the compression groove is transversely and fixedly connected with a second slide bar, the outer walls at the left and right ends of the second slide bar are respectively and symmetrically and movably sleeved with a third compression spring, the middle outer wall of the second slide bar is movably sleeved with a compression block, the top fixedly connected with second compression spring of movable rod, second compression spring's top fixedly connected with second connecting block, the fourth draw-in groove has been seted up to the positive wall body in top of second connecting block, the second spacing groove has been seted up to the lateral wall difference symmetry about the third draw-in groove inner chamber, two the inner wall difference symmetry vertical fixedly connected with first slide bar of second spacing groove.
Preferably, the number of the first clamping grooves is two, and the two first clamping grooves are symmetrically arranged at the left end and the right end of the top of the inner cavity of the second clamping groove respectively.
Preferably, the number of the first clamping blocks is two, and the two first clamping blocks are respectively and symmetrically fixedly connected to the left end and the right end of the top of the access door.
Preferably, the number of the compression blocks is two, and the wall bodies on the opposite sides of the two compression blocks are fixedly connected with the ends, close to each other, of the two third compression springs respectively.
Preferably, the number of the movable rods is two, the lower ends of the two movable rods are respectively movably connected with the upper ends of the two compression blocks, and the two movable rods are in cross movable connection through rivets.
Preferably, the left end and the right end of the second connecting block are respectively movably sleeved outside the two first sliding rods.
Compared with the prior art, the utility model discloses following beneficial effect has:
the digital audio equipment channel self-checking technology is convenient to carry the device through the arranged first handle, the device is convenient to radiate heat through the arranged radiating holes, the interior of the device is convenient to maintain and overhaul through the arranged access door, the fixing and the dismounting of the access door can be facilitated through the mutual matching of the first clamping groove, the first clamping block, the second handle, the second clamping groove, the second clamping block, the first connecting block, the movable groove, the first compression spring, the third clamping groove, the third clamping block, the movable rod, the second compression spring, the fourth clamping groove, the second connecting block, the third compression spring, the compression block, the second sliding rod and the compression groove, thereby facilitating the maintenance and the overhaul of the interior of the device, the second connecting block can be limited by the second limiting groove and the first slide bar, the first connecting block can be limited by the limiting block and the first limiting groove.
Drawings
FIG. 1 is a sectional view of the connection between the access door and the digital audio channel self-inspection device body of the present invention;
FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the point B of FIG. 1 according to the present invention;
fig. 4 is a schematic perspective view of a second connecting block according to the present invention.
In the figure: 1. an access door; 2. a first handle; 3. heat dissipation holes; 4. the digital audio channel self-checking equipment body; 5. a first card slot; 6. a first clamping block; 7. a second handle; 8. a second card slot; 9. an anti-skid supporting seat; 10. a limiting block; 11. a second fixture block; 12. a first connection block; 13. a first limit groove; 14. a movable groove; 15. a first compression spring; 16. a third card slot; 17. a third fixture block; 18. a movable rod; 19. a second compression spring; 20. a fourth card slot; 21. a second connecting block; 22. a second limit groove; 23. a first slide bar; 24. a third compression spring; 25. compressing the block; 26. a second slide bar; 27. compressing the groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in figures 1-4, a digital audio equipment channel self-checking technology comprises a digital audio channel self-checking equipment body 4, a first handle 2 is fixedly connected in the center of the top of the digital audio channel self-checking equipment body 4, the device is convenient to carry through the arranged first handle 2, anti-skid supporting seats 9 are respectively and fixedly connected with four corners of the bottom of the digital audio channel self-checking equipment body 4, a second clamping groove 8 is arranged on the front side of the digital audio channel self-checking equipment body 4, an access door 1 is detachably connected with an inner cavity of the second clamping groove 8, the interior of the device is convenient to maintain and repair through the arranged access door 1, a heat dissipation hole 3 is arranged in the middle of the upper end of the front side of the access door 1, the device is convenient to dissipate heat through the arranged heat dissipation hole 3, and second handles 7 are respectively and symmetrically and fixedly connected with the left end and the right end of the front side of the access door 1, the top of the access door 1 is fixedly connected with first clamping blocks 6, the number of the first clamping blocks 6 is two, the two first clamping blocks 6 are respectively and symmetrically and fixedly connected with the left end and the right end of the top of the access door 1, the top of the inner cavity of the second clamping groove 8 is provided with first clamping grooves 5, the number of the first clamping grooves 5 is two, the two first clamping grooves 5 are respectively and symmetrically arranged at the left end and the right end of the top of the inner cavity of the second clamping groove 8, the left end and the right end of the bottom of the access door 1 are respectively and symmetrically and fixedly connected with second clamping blocks 11, the left end and the right end of the bottom of the inner cavity of the second clamping groove 8 are respectively and symmetrically provided with movable grooves 14, the bottom wall body of the inner cavity of the two movable grooves 14 is respectively and fixedly connected with first compression springs 15, the top of the two first compression springs 15 is respectively and fixedly connected with first connecting blocks 12, the left end and the right end of the two first connecting blocks 12 are respectively and symmetrically and fixedly connected with limiting blocks 10, and the left side walls of the inner cavity of the two movable grooves 14 are respectively and symmetrically and provided with first limiting grooves 13, the limiting device has the advantages that the limiting device can limit the first connecting block 12 through the limiting block 10 and the first limiting groove 13, the center wall body at the bottom of the access door 1 is fixedly connected with a third clamping block 17, the center wall body at the bottom of the inner cavity of the second clamping groove 8 is provided with a third clamping groove 16, the center wall body at the bottom of the inner cavity of the third clamping groove 16 is provided with a compression groove 27, the inner cavity of the compression groove 27 is transversely and fixedly connected with a second sliding rod 26, the outer walls at the left end and the right end of the second sliding rod 26 are respectively and symmetrically movably sleeved with a third compression spring 24, the outer wall at the middle part of the second sliding rod 26 is movably sleeved with a compression block 25, the number of the compression blocks 25 is two, the wall bodies at the opposite sides of the two compression blocks 25 are respectively and fixedly connected with the ends, close to the two third compression springs 24, the upper ends of the compression blocks 25 are movably connected with movable rods 18 through rivets, the number of the movable rods 18 is two, the lower ends of the two movable rods 18 are respectively and movably connected with the upper ends of the two compression blocks 25, the two movable rods 18 are in cross movable connection through rivets, a second compression spring 19 is fixedly connected to the top of each movable rod 18, a second connecting block 21 is fixedly connected to the top of each second compression spring 19, the left end and the right end of each second connecting block 21 are respectively movably sleeved outside the two first slide rods 23, a fourth clamping groove 20 is formed in the middle wall body of the top of each second connecting block 21, and the fixing and dismounting of the access door 1 can be facilitated through the mutual matching of the arranged first clamping groove 5, the first clamping block 6, the second handle 7, the second clamping groove 8, the second clamping block 11, the first connecting block 12, the movable groove 14, the first compression spring 15, the third clamping groove 16, the third clamping block 17, the movable rods 18, the second compression springs 19, the fourth clamping grooves 20, the second connecting blocks 21, the third compression springs 24, the compression blocks 25, the second slide rods 26 and the compression grooves 27, so that the maintenance and overhaul of the interior of the device are facilitated, the left side wall and the right side wall of the inner cavity of the third clamping groove 16 are respectively symmetrically provided with a second limiting groove 22, the inner walls of the two second limiting grooves 22 are respectively symmetrically and vertically fixedly connected with a first sliding rod 23, and the second connecting block 21 can be limited by the arranged second limiting grooves 22 and the first sliding rods 23.
It should be noted that the utility model relates to a digital audio equipment channel self-checking technology, when in use, the first handle 2 can be conveniently arranged to carry the device, the device can be conveniently cooled under the arrangement of the cooling holes 3, when the interior of the device needs to be maintained and overhauled, the access door 1 is pressed downwards through two second handles 7, when two first fixture blocks 6 are completely separated from the inner cavities of two first clamping grooves 5, the upper end of the access door 1 is outwards moved out from the inner cavity of the second clamping groove 8, then the second fixture block 11 and the third fixture block 17 at the lower end of the access door 1 are respectively upwards drawn out from the inner cavities of the movable groove 14 and the third clamping groove 16 to finish the disassembly of the access door 1, the second fixture block 11, the first compression spring 15, the second connecting block 21, the movable rod 18, the second compression spring 19, the third compression spring 24 and the compression block 25 can generate an upward reset acting force, two first fixture blocks 6 at the top of the access door 1 are ensured to be inserted into the inner cavities of two first clamping grooves 5 and cannot be separated, concretely, the first connecting block 12 extrudes the first compression spring 15 to enable the first compression spring 15 to generate longitudinal acting force, the second connecting block 21 extrudes the second compression spring 19 to enable the second compression spring 19 to generate longitudinal acting force, the movable rod 18 drives the compression block 25 to extrude the third compression spring 24 to enable the third compression spring 24 to generate transverse acting force, so that the effect of fixing the access door 1 is achieved, the second limiting groove 22 and the first sliding rod 23 can play a limiting role for the second connecting block 21, and the limiting block 10 and the first limiting groove 13 can play a limiting role for the first connecting block 12.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a digital audio equipment passageway self-checking technique, includes digital audio channel self-checking equipment body (4), its characterized in that: the top center of the digital audio channel self-checking equipment body (4) is fixedly connected with a first handle (2), four corners at the bottom of the digital audio channel self-checking equipment body (4) are respectively and fixedly connected with an anti-skidding supporting seat (9), the front of the digital audio channel self-checking equipment body (4) is provided with a second clamping groove (8), the inner cavity of the second clamping groove (8) is detachably connected with an access door (1), the middle part of the upper end of the front of the access door (1) is provided with a heat dissipation hole (3), the left and right ends of the front of the access door (1) are respectively and symmetrically and fixedly connected with a second handle (7), the top of the access door (1) is fixedly connected with a first clamping block (6), the top of the inner cavity of the second clamping groove (8) is provided with a first clamping groove (5), and the left and right ends of the bottom of the access door (1) are respectively and symmetrically and fixedly connected with a second clamping block (11), the inner cavity of the second clamping groove (8) is symmetrically provided with a movable groove (14) at the left end and the right end respectively, the inner cavity of the two movable grooves (14) is fixedly connected with a first compression spring (15) at the bottom wall respectively, the top of the two first compression springs (15) is fixedly connected with a first connecting block (12) at the top, the left end and the right end of the two first connecting blocks (12) are fixedly connected with a limiting block (10) at the left end and the right end respectively, the left side wall and the right side wall of the inner cavity of the two movable grooves (14) are symmetrically provided with a first limiting groove (13) respectively, the middle wall body at the bottom of the access door (1) is fixedly connected with a third clamping block (17), the middle wall body at the bottom of the inner cavity of the second clamping groove (8) is provided with a third clamping groove (16), the middle wall body at the bottom of the inner cavity of the third clamping groove (16) is provided with a compression groove (27), and the inner cavity of the compression groove (27) is transversely and fixedly connected with a second sliding rod (26), the utility model discloses a two-stage sliding rod structure, including second slide bar (26), second slide bar (26) about both ends outer wall symmetry respectively the activity cover be equipped with third compression spring (24), the middle part outer wall activity cover of second slide bar (26) is equipped with compression piece (25), there is movable rod (18) upper end of compression piece (25) through rivet swing joint, top fixedly connected with second compression spring (19) of movable rod (18), top fixedly connected with second connecting block (21) of second compression spring (19), fourth draw-in groove (20) have been seted up to the top centre wall body of second connecting block (21), second spacing groove (22), two have been seted up to the symmetry respectively to the lateral wall about third draw-in groove (16) inner chamber the inner wall of second spacing groove (22) symmetry respectively first slide bar (23) of fixedly connected with.
2. The digital audio device channel self-checking technology according to claim 1, wherein: the number of the first clamping grooves (5) is two, and the two first clamping grooves (5) are symmetrically arranged at the left end and the right end of the top of the inner cavity of the second clamping groove (8) respectively.
3. The digital audio device channel self-checking technology according to claim 1, wherein: the number of the first clamping blocks (6) is two, and the two first clamping blocks (6) are respectively and symmetrically and fixedly connected to the left end and the right end of the top of the access door (1).
4. The digital audio device channel self-checking technology according to claim 1, wherein: the number of the compression blocks (25) is two, and the wall bodies on the opposite sides of the two compression blocks (25) are fixedly connected with the ends, close to each other, of the two third compression springs (24) respectively.
5. The digital audio device channel self-checking technology according to claim 1, wherein: the number of the movable rods (18) is two, the lower ends of the two movable rods (18) are respectively movably connected with the upper ends of the two compression blocks (25), and the two movable rods (18) are in cross movable connection through rivets.
6. The digital audio device channel self-checking technology according to claim 1, wherein: the left end and the right end of the second connecting block (21) are respectively movably sleeved outside the two first sliding rods (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120164953.7U CN213818581U (en) | 2021-01-21 | 2021-01-21 | Self-checking technology for digital audio equipment channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120164953.7U CN213818581U (en) | 2021-01-21 | 2021-01-21 | Self-checking technology for digital audio equipment channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213818581U true CN213818581U (en) | 2021-07-27 |
Family
ID=76950329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120164953.7U Expired - Fee Related CN213818581U (en) | 2021-01-21 | 2021-01-21 | Self-checking technology for digital audio equipment channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213818581U (en) |
-
2021
- 2021-01-21 CN CN202120164953.7U patent/CN213818581U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |