CN217283248U - Support rod for loudspeaker box tray - Google Patents
Support rod for loudspeaker box tray Download PDFInfo
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- CN217283248U CN217283248U CN202220469221.3U CN202220469221U CN217283248U CN 217283248 U CN217283248 U CN 217283248U CN 202220469221 U CN202220469221 U CN 202220469221U CN 217283248 U CN217283248 U CN 217283248U
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- tray
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- rod body
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Abstract
The utility model discloses a loudspeaker box tray bracing piece, including the hollow mobile jib body, the upper portion interval of the mobile jib body is provided with a plurality of side opening, and side opening department installs can be for the locking piece of mobile jib body radial movement, and the cover is equipped with can be for mobile jib body spiral pivoted drive part on the mobile jib body, through a drive mechanism transmission power so that can drive all locking pieces when drive part spiral rotates and move towards the outside of the mobile jib body between drive part and the locking piece. The utility model discloses a process of audio amplifier tray bracing piece locking and unblock tray all very convenient and fast, and the tray atress is even, non-deformable.
Description
Technical Field
The utility model relates to a support technical field of audio amplifier equipment especially relates to an audio amplifier tray bracing piece.
Background
The tray of audio amplifier is mainly used for the bearing to place the sound, also can be used for the bearing to place other supports relevant with the audio amplifier, and common audio amplifier tray is as shown in figure 1, including the upper end seals lower extreme open-ended drum 11 and sets up in horizontal turn-ups 12 of drum 11 lower extreme.
When using the audio amplifier, often all will all be with audio amplifier frame height, just need use the support frame that can support the tray this moment, current tray support frame all adopts holding screw to lock the drum 11 of tray in the upper end of support frame, and the tray atress is concentrated in the position with holding screw contact, and the atress is uneven, leads to the drum 11 deformation of tray easily, and holding screw is exposed, and is not pleasing to the eye enough.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the utility model is to provide a speaker tray bracing piece, this bracing piece be convenient for with the tray of speaker fixed, can guarantee that the tray atress is even.
The utility model discloses a solve its technical problem and the technical scheme who adopts is:
the utility model provides a speaker tray bracing piece, includes the hollow mobile jib body, the upper portion interval of the mobile jib body is provided with a plurality of side opening, side opening department installs the locking piece that can radially move for the mobile jib body, the cover is equipped with can be for mobile jib body spiral pivoted drive piece on the mobile jib body, through a drive mechanism transmission power so that between drive piece and the locking piece can drive all locking pieces and remove towards the outside of the mobile jib body when the drive piece spiral rotates.
As a further optimization scheme of the above technical scheme, the main rod body is fixedly provided with a sleeve, the sleeve is provided with an external thread, and the driving part is provided with an internal thread meshed with the external thread.
As a further optimization scheme of the above technical solution, the transmission mechanism includes a pushing block that can move up and down in the main rod body, the pushing block is provided with a pushing inclined plane that can drive the locking block to move toward the outside of the main rod body when the pushing block moves down, and the transmission mechanism further includes a linkage device that can drive the pushing block to move up and down when the driving part rotates spirally.
As a further optimization scheme of the above technical scheme, the linkage device includes a moving member detachably connected to the ejector block and a horizontal pin disposed on the moving member, vertical guide grooves are disposed on both sides of the main rod body, a circumferential annular groove is disposed on an inner side wall of the active member, both ends of the horizontal pin penetrate through the corresponding guide grooves and extend into the annular groove, and a side wall of the guide groove and a side wall of the annular groove are in sliding fit with the horizontal pin so that the ejector block can be driven to move downwards when the active member rotates downwards spirally.
As a further optimization scheme of the above technical scheme, the moving member is provided with a pin hole matched with the transverse pin, and the driving member is provided with a through hole into which the transverse pin can be inserted.
As a further optimization scheme of the above technical scheme, the number and the positions of the pushing inclined planes correspond to the locking blocks one to one, and the locking blocks are provided with thrust bearing inclined planes matched with the pushing inclined planes.
As a further optimization scheme of the technical scheme, an anti-rotation structure capable of limiting the ejector block to rotate relative to the main rod body is arranged between the main rod body and the ejector block.
As a further optimization scheme of the above technical solution, the anti-rotation structure includes an anti-rotation groove provided on the ejector block, and an anti-rotation convex portion provided on the spindle body and embedded in the anti-rotation groove.
As a further optimization scheme of the above technical scheme, a limiting table located inside the main rod body is arranged on the locking block to limit the locking block to be separated from the corresponding side hole.
As a further optimization scheme of the above technical scheme, a cylindrical arc surface which takes the axis of the main rod body as the center is arranged at the outer side part of the locking block.
The beneficial effects of the utility model are that: when the tray is sleeved at the upper end of the main rod body, the driving piece is rotated spirally to drive all the locking blocks to move towards the outer part of the main rod body, and when all the locking blocks are abutted against the inner side wall of the tray, the tray is locked; when the tray needs to be detached, the driving piece is reversely screwed, so that the ejection force of the locking block can be removed, the locking block no longer compresses the inner wall of the tray, and then the tray is pulled out upwards. The utility model discloses in, the process of locking and unblock tray all is convenient and fast very, and the tray atress is even, non-deformable. After the tray is locked, the supporting rods of the sound box tray can be set to be in a vertical or inclined state according to needs so as to control the placing angle and the horizontal direction of the sound box.
Drawings
FIG. 1 is a schematic view of a pallet;
fig. 2 is a schematic structural diagram of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
figure 4 is a cross-sectional view of the superstructure of the present invention;
fig. 5 is an exploded view of the superstructure of the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear …) in the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly. In addition, the descriptions related to "preferred", "less preferred", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "preferred" or "less preferred" may explicitly or implicitly include at least one such feature.
Referring to fig. 2 to 5, the utility model provides a loudspeaker box tray supporting rod, which comprises a hollow main rod body 1, wherein at least two side holes 11 are arranged at the upper part of the main rod body 1 at intervals, locking blocks 2 capable of moving radially relative to the main rod body 1 are arranged at the side holes 11, the number of the locking blocks 2 is generally equal to that of the side holes 11, and the locking blocks and the side holes 11 correspond to each other one by one; the number of the locking blocks 2 is preferably 3 to 4, and the locking blocks 2 are uniformly distributed around the axis of the main rod body 1; when the number of the side holes 11 is 4 or more, the number of the locking pieces 2 may also be slightly less than the number of the side holes 11, for example, 6 side holes 11 and 5 locking pieces 2. The main rod body 1 is sleeved with a driving part 3 capable of rotating spirally relative to the main rod body 1, and the driving part 3 and the locking blocks 2 transmit power through a transmission mechanism so that all the locking blocks 2 can be driven to move towards the outside of the main rod body 1 when the driving part 3 rotates spirally.
Referring to fig. 1, the method for fixing the tray by the supporting rod of the loudspeaker box tray of the utility model is as follows: sleeving the tray on the upper end of the main rod body 1, and driving all the locking blocks 2 to move towards the outside of the main rod body 1 by spirally rotating the driving part 3, wherein when all the locking blocks 2 are abutted against the inner side wall of the tray, the tray is locked; when the tray needs to be detached, the driving part 3 is reversely screwed, so that the ejection force of the locking block 2 can be removed, the locking block 2 does not press the inner wall of the tray, and the tray is pulled out upwards. The utility model discloses in, the process of locking and unblock tray all is convenient and fast very, and the tray atress is even, non-deformable. And a chassis or a tripod is additionally arranged at the bottom of the supporting rod, so that a stable supporting frame can be formed.
The utility model discloses an in the preferred scheme, the fixed sleeve 4 that is provided with on the mobile jib body 1 is provided with the external screw thread on the sleeve 4, be provided with on the driving part 3 with external screw thread engagement's internal thread.
The utility model discloses an in some schemes, can also adopt following structure to make the initiative piece 3 can for the main mast body 1 spiral rotation, for example, set up the helicla flute on the lateral wall of sleeve 4, the lug that can remove along the helicla flute of fixed setting simultaneously on the inside wall of initiative piece 3.
The sleeve 4 is connected with the main rod body 1 through a pin, or the sleeve 4 is connected with the main rod body 1 through a rivet, or the sleeve 4 is welded with the main rod body 1.
The utility model discloses an among the preferred scheme, drive mechanism is including the ejector pad 5 that pushes away that can reciprocate in the mobile jib body 1, is provided with on the ejector pad 5 and can drives the top that the locking piece 2 removed towards the outside of the mobile jib body 1 when its downstream pushes away inclined plane 51, and drive mechanism still includes the aggregate unit that can drive when 3 spiral rotations of initiative piece and push away ejector pad 5 and reciprocate. Specifically, the aggregate unit includes can dismantle moving member 6 of being connected and set up horizontal pin 7 on moving member 6 with pushing away kicking block 5, preferably, moving member 6 passes through bolted connection with pushing away kicking block 5, the both sides of the body of rod 1 all are provided with vertical guide way 12, be provided with circumferential ring channel 31 on the inside wall of active part 3, the both ends of horizontal pin 7 all pass corresponding guide way 12 and extend to in the ring channel 31, the lateral wall of guide way 12, the lateral wall of ring channel 31 all with horizontal pin 7 sliding fit so that can drive when active part 3 rotates to the spiral downwards and push away kicking block 5 and remove downwards. In this scheme, when the initiative piece 3 spiral rotation downwards, can pull moving member 6 and ejector pad 5 downwards through horizontal round pin 7, the in-process of ejector pad 5 downstream can be through the radial outside removal of ejector inclined plane drive locking piece 2.
In a preferred embodiment of the present invention, the moving member 6 is provided with a pin hole 61 engaged with the horizontal pin 7, and the driving member 3 is provided with a through hole 32 for the horizontal pin 7 to be inserted into the pin hole 61. With this structure, the mounting of the lateral pin 7 is facilitated.
The ejection inclined plane can be an inclined plane; or may be an inclined curved surface such as a conical surface.
The utility model discloses an in the preferred scheme, the quantity and the position that push away inclined plane 51 all with the locking piece 2 one-to-one, be provided with on the locking piece 2 with push away inclined plane 51 complex hold push inclined plane 21.
As a further improvement of the above scheme, an anti-rotation structure capable of limiting the rotation of the ejector block 5 relative to the main rod body 1 is arranged between the main rod body 1 and the ejector block 5. Preferably, the rotation preventing structure includes a rotation preventing groove 52 provided on the ejector block 5, and a rotation preventing protrusion 14 provided on the spindle body 1 and inserted into the rotation preventing groove 52.
Furthermore, the locking piece 2 is provided with a limiting table 22 located inside the main rod body 1 to limit the locking piece 2 from being separated from the corresponding side hole 11. By adopting the structure, when the support rod of the sound box tray is vacant, the locking block 2 can be prevented from being separated from the main rod body 1.
Further, the outer side portion of the lock block 2 is provided with a cylindrical arc surface 23 centered on the axis of the main rod body 1. By adopting the structure, when the tray is locked, the contact area between the locking block 2 and the tray can be further improved, stress points are dispersed, and the deformation caused by the stress concentration of the tray is effectively avoided.
Referring to fig. 3 and 5, the outer side wall of the driving part 3 is provided with an axial anti-slip pattern 33, and the anti-slip pattern 33 is capable of increasing the friction force of screwing the driving part 3 to avoid slipping.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a loudspeaker box tray bracing piece, a serial communication port, including hollow main pole body (1), the upper portion interval of main pole body (1) is provided with a plurality of side opening (11), side opening (11) are located to install and can be for main pole body (1) radial movement's locking piece (2), the cover is equipped with can be for main pole body (1) spiral pivoted drive piece (3) on main pole body (1), transmit power through a drive mechanism between drive piece (3) and locking piece (2) so that can drive all locking pieces (2) when drive piece (3) spiral rotates and move towards the outside of main pole body (1).
2. A sound box tray supporting rod according to claim 1, wherein a sleeve (4) is fixedly arranged on the main rod body (1), an external thread is arranged on the sleeve (4), and an internal thread meshed with the external thread is arranged on the driving member (3).
3. A sound box tray supporting rod according to claim 1, wherein the transmission mechanism includes a pushing block (5) capable of moving up and down in the main rod body (1), the pushing block (5) is provided with a pushing inclined surface (51) capable of driving the locking block (2) to move toward the outside of the main rod body (1) when moving downward, and the transmission mechanism further includes a linkage device capable of driving the pushing block (5) to move up and down when the main driving member (3) rotates spirally.
4. A sound box tray supporting rod according to claim 3, wherein the linkage device comprises a movable member (6) detachably connected to the push block (5) and a horizontal pin (7) arranged on the movable member (6), vertical guide grooves (12) are formed in both sides of the main rod body (1), a circumferential annular groove (31) is formed in the inner side wall of the active member (3), both ends of the horizontal pin (7) penetrate through the corresponding guide grooves (12) and extend into the annular groove (31), and the side wall of the guide groove (12) and the side wall of the annular groove (31) are in sliding fit with the horizontal pin (7) so that the active member (3) can drive the push block (5) to move downwards when spirally rotating downwards.
5. A loudspeaker tray support bar according to claim 4, characterised in that the moving part (6) is provided with a pin hole (61) which cooperates with the transverse pin (7), and the active part (3) is provided with a through hole (32) into which the transverse pin (7) can be inserted into the pin hole (61).
6. A loudspeaker tray supporting rod according to claim 3, wherein the number and positions of the pushing slopes (51) are in one-to-one correspondence with the locking blocks (2), and the locking blocks (2) are provided with push bearing slopes (21) which are matched with the pushing slopes (51).
7. A loudspeaker tray support rod according to claim 6, characterized in that an anti-rotation structure capable of limiting the rotation of the ejector block (5) relative to the main rod body (1) is arranged between the main rod body (1) and the ejector block (5).
8. A loudspeaker tray support rod according to claim 7, wherein the rotation preventing structure comprises a rotation preventing groove (52) provided on the ejector block (5), and a rotation preventing convex portion (14) provided on the main rod body (1) and embedded in the rotation preventing groove (52).
9. A loudspeaker tray support rod according to claim 1, wherein the lock block (2) is provided with a limit stop (22) inside the main rod body (1) to limit the lock block (2) from being released from the corresponding side hole (11).
10. A loudspeaker tray support bar according to claim 1, characterised in that the outer side of the locking piece (2) is provided with a cylindrical arc surface (23) centred on the axis of the main bar (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220469221.3U CN217283248U (en) | 2022-03-03 | 2022-03-03 | Support rod for loudspeaker box tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220469221.3U CN217283248U (en) | 2022-03-03 | 2022-03-03 | Support rod for loudspeaker box tray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217283248U true CN217283248U (en) | 2022-08-23 |
Family
ID=82859564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220469221.3U Active CN217283248U (en) | 2022-03-03 | 2022-03-03 | Support rod for loudspeaker box tray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217283248U (en) |
-
2022
- 2022-03-03 CN CN202220469221.3U patent/CN217283248U/en active Active
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