CN217849686U - Base device for stage power amplifier - Google Patents
Base device for stage power amplifier Download PDFInfo
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- CN217849686U CN217849686U CN202222067915.7U CN202222067915U CN217849686U CN 217849686 U CN217849686 U CN 217849686U CN 202222067915 U CN202222067915 U CN 202222067915U CN 217849686 U CN217849686 U CN 217849686U
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- power amplifier
- base
- shielding plate
- stage
- base device
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Abstract
The utility model discloses a stage is base device for power amplifier relates to power amplifier technical field. The utility model provides a stage is base device for power amplifier, includes power amplifier and protection base, the power amplifier has been placed to the inboard of protection base, the protection base includes backplate and removal base, the inside fixed mounting of backplate has the storage plate, the inside sliding connection of storage plate has the shielding plate, the inside rotation of shielding plate is connected with the bull stick, the surface winding of bull stick has the waterproof cloth. Through setting up the protection base, when meetting adverse circumstances, rotate the shielding plate and can shelter from the power amplifier top that lies in on the protection base, the bull stick that deuterogamies drives the waterproof cloth and expandes for waterproof cloth can further protect the both sides of power amplifier, avoid outdoor stage to meet adverse weather and lead to the sand blown by the wind to get into the inside tone quality that influences the power amplifier of power amplifier, and whole shielding protection machanism can carry out quick assembly disassembly, thereby make things convenient for the staff to the switching of service environment.
Description
Technical Field
The utility model relates to a power amplifier technical field specifically is a base device for stage power amplifier.
Background
The power amplifier is commonly called as a loudspeaker, and has the function of amplifying a weak signal from a sound source or a preceding amplifier to push a sound box to play sound. The power of a set of good sound system power amplifier is not available. The power amplifier can be divided into three major categories, namely professional power amplifier, civil power amplifier and special power amplifier.
The power amplifier is the largest family among various sound box apparatuses, and the function of the power amplifier is mainly to amplify a relatively weak signal input by a sound source apparatus and then generate a large enough current to drive a loudspeaker to replay sound.
Among the prior art, stage power amplifier's use place is many, outdoor scenes such as sandy beach and meadow, and these scenes meet various weather easily, lead to the power amplifier often to receive the solarization and drench, will lead to in sand blown by the wind or the rainwater gets into the power amplifier easily like this for the inside components and parts of power amplifier damage, thereby cause the life of power amplifier to shorten.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stage is base device for power amplifier to solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a base device for a stage power amplifier comprises the power amplifier and a protective base, wherein the power amplifier is placed on the inner side of the protective base, the protective base comprises a back plate and a movable base, a containing plate is fixedly installed inside the back plate, a shielding plate is slidably connected inside the containing plate, a rotating rod is rotatably connected inside the shielding plate, and rain shielding cloth is wound on the surface of the rotating rod;
the top end of the movable base is movably clamped with a placing box, the power amplifier is located inside the placing box, the front face of the movable base is connected with a storage box in a sliding mode, and the storage box is located on the front side of the placing box.
Furthermore, the inside of containing plate has seted up the spout and has supported the groove, supports the inner wall in groove and rotates and be connected with two bracing pieces.
Furthermore, both sides of the shielding plate are fixedly connected with connecting shafts, and the connecting shafts extend to the inside of the sliding grooves and are connected with the inner walls of the sliding grooves in a sliding mode.
Furthermore, the front end of the rotating rod extends to the front side of the shielding plate, a pull-down lock catch is arranged at the other end of the rain shielding cloth, and a locking ring is fixedly connected to the outer side of the placing box.
Furthermore, the inner wall of the placing box is fixedly provided with a heat radiation fan which is driven by an external power supply.
Compared with the prior art, the utility model provides a stage is base device for power amplifier possesses following beneficial effect:
this stage is base device for power amplifier, through setting up the protection base, when meetting adverse circumstances, it can shelter from to rotate the power amplifier top that the shielding plate was located on the protection base, the bull stick that deuterogamies drives the tarpaulin and expandes, make the tarpaulin further protect the both sides of power amplifier, avoid outdoor stage to meet bad weather and lead to the sand blown by the wind to get into the inside tone quality that influences the power amplifier of power amplifier, and whole protection mechanism that shields can carry out quick assembly disassembly, thereby make things convenient for the switching of staff to service environment.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the back plate structure of the present invention;
fig. 3 is a schematic structural view of the movable base of the present invention.
In the figure: 1. a power amplifier; 2. a protective base; 3. a back plate; 4. a storage plate; 5. a support bar; 6. a shielding plate; 7. a rotating rod; 8. pulling down the lock catch; 9. a rain cloth; 10. a movable base; 11. placing the box; 12. a storage box; 13. a heat radiation fan; 14. a locking ring; 15. and (7) connecting the shafts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model discloses a base device for stage power amplifier, including power amplifier 1 and protection base 2, power amplifier 1 has been placed to the inboard of protection base 2, protection base 2 includes backplate 3 and removal base 10, the inside fixed mounting of backplate 3 has storage plate 4, spout and support slot have been seted up to the inside of storage plate 4, the both sides of shielding plate 6 are all fixedly connected with connecting axle 15, connecting axle 15 extends to the inside of spout and is connected with the inner wall sliding of spout, the inside sliding connection of storage plate 4 has shielding plate 6, the inside rotation of shielding plate 6 is connected with bull stick 7, the surface winding of bull stick 7 has the cloth of sheltering from rain 9;
the top end of the movable base 10 is movably clamped with a placing box 11, the power amplifier 1 is located inside the placing box 11, the front side of the movable base 10 is connected with a storage box 12 in a sliding mode, and the storage box 12 is located on the front side of the placing box 11.
Through setting up protection base 2, when meetting adverse circumstances, it can shelter from to rotate shielding plate 6 to lie in power amplifier 1 top on protection base 2, the bull stick 7 that deuterogamies drives the expansion of cloth with rain shade 9, make cloth with rain shade 9 can further protect power amplifier 1's both sides, avoid outdoor stage to meet adverse weather and lead to the sand blown by the wind to get into power amplifier 1 inside and influence power amplifier 1's tone quality, and whole protection mechanism that shields can carry out quick assembly disassembly, thereby make things convenient for the switching of staff to service environment.
Specifically, the inner wall of the supporting groove is rotatably connected with two supporting rods 5.
In this embodiment, after the shielding plate 6 rotates to the upper side of the power amplifier 1, the supporting rod 5 is rotated forward from the rear side of the back plate 3, so that the supporting rod 5 is overlapped with the bottom of the shielding plate 6, thereby completing the supporting of the shielding plate 6.
Specifically, the front end of the rotating rod 7 extends to the front side of the shielding plate 6, the other end of the rain shielding cloth 9 is provided with a pull-down lock catch 8, and the outer side of the placing box 11 is fixedly connected with a locking ring 14.
In this embodiment, when the rain cloth 9 drives the pull-down lock catch 8 to move to the same height as the lock ring 14, the pull-down lock catch 8 and the lock ring 14 are locked with each other, so that the side surface of the power amplifier 1 is protected after the rain cloth 9 is unfolded.
Specifically, the inner wall of the placing box 11 is fixedly provided with a heat radiation fan 13, and the heat radiation fan 13 is driven by an external power supply.
In this embodiment, the heat dissipation fan 13 is used to perform efficient heat dissipation processing on the power amplifier 1 in operation.
When the power amplifier is used, when severe weather occurs on a stage, the shielding plate 6 is firstly lifted upwards, so that the shielding plate 6 moves to the obliquely upper part of the power amplifier 1, then the shielding plate 6 is rotated forwards, the shielding plate 6 is enabled to rotate to the upper part of the power amplifier 1, and then the supporting rod 5 is rotated forwards from the rear part of the back plate 3, so that the supporting rod 5 is lapped with the bottom of the shielding plate 6, and the supporting of the shielding plate 6 is completed;
then rotate bull stick 7 for bull stick 7 expandes the cloth of hiding rain 9, then connects locking ring 14 through pull-down hasp 8, makes the side of the cloth of hiding rain 9 expansion back to power amplifier 1 protect.
To sum up, this base device for stage power amplifier, through setting up protection base 2, when meetting adverse circumstances, it can shelter from power amplifier 1 top that lies in on protection base 2 to rotate shielding plate 6, the bull stick 7 that deuterogamies drives the expansion of waterproof cloth 9, make waterproof cloth 9 can further protect power amplifier 1's both sides, avoid outdoor stage to meet adverse weather and lead to the sand blown by the wind to get into power amplifier 1 inside and influence power amplifier 1's tone quality, and whole protection mechanism that shields can carry out quick assembly disassembly, thereby make things convenient for the staff to the switching of service environment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a stage is base device for power amplifier, includes power amplifier (1) and protection base (2), its characterized in that: the power amplifier (1) is placed on the inner side of the protection base (2), the protection base (2) comprises a back plate (3) and a movable base (10), a storage plate (4) is fixedly installed inside the back plate (3), a shielding plate (6) is connected inside the storage plate (4) in a sliding mode, a rotating rod (7) is rotatably connected inside the shielding plate (6), and rain shielding cloth (9) is wound on the surface of the rotating rod (7);
the top end activity joint of removal base (10) has places box (11), power amplifier (1) is located the inside of placing box (11), the front sliding connection of removal base (10) has receiver (12), receiver (12) are located the front side of placing box (11).
2. The base device for stage power amplifier as set forth in claim 1, wherein: the inside of accomodating board (4) is seted up the spout and is supported the groove, supports the inner wall in groove and rotates and be connected with two bracing pieces (5).
3. The base device for stage power amplifier as set forth in claim 2, wherein: the equal fixedly connected with connecting axle (15) in both sides of shielding plate (6), connecting axle (15) extend to the inside of spout and with the inner wall sliding connection of spout.
4. The base device for stage power amplifier as set forth in claim 1, wherein: the front end of the rotating rod (7) extends to the front side of the shielding plate (6), the other end of the rain shielding cloth (9) is provided with a pull-down lock catch (8), and the outer side of the placing box (11) is fixedly connected with a locking ring (14).
5. The base device for stage power amplifier as set forth in claim 1, wherein: the inner wall of the placing box (11) is fixedly provided with a heat radiation fan (13), and the heat radiation fan (13) is driven by an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222067915.7U CN217849686U (en) | 2022-08-05 | 2022-08-05 | Base device for stage power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222067915.7U CN217849686U (en) | 2022-08-05 | 2022-08-05 | Base device for stage power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217849686U true CN217849686U (en) | 2022-11-18 |
Family
ID=84014232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222067915.7U Active CN217849686U (en) | 2022-08-05 | 2022-08-05 | Base device for stage power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217849686U (en) |
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2022
- 2022-08-05 CN CN202222067915.7U patent/CN217849686U/en active Active
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