CN212588517U - Power amplifier feedback all-in-one machine - Google Patents
Power amplifier feedback all-in-one machine Download PDFInfo
- Publication number
- CN212588517U CN212588517U CN202021651679.8U CN202021651679U CN212588517U CN 212588517 U CN212588517 U CN 212588517U CN 202021651679 U CN202021651679 U CN 202021651679U CN 212588517 U CN212588517 U CN 212588517U
- Authority
- CN
- China
- Prior art keywords
- machine body
- handle
- organism
- machine
- fixedly connected
- 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
- Rehabilitation Tools (AREA)
Abstract
The utility model belongs to the technical field of power amplification, in particular to a power amplification feedback all-in-one machine, which provides the following proposal aiming at the problems of inconvenient carrying and single function of the prior art, comprising a machine body, the bottom fixedly connected with fixed plate of organism, the equal fixedly connected with of bottom corner of fixed plate is from locking-type universal wheel, organism top one side internally mounted has the fixed block, one side fixed mounting that the fixed block is close to the organism uses a plurality of bulbs, one side bottom that the fixed block kept away from the organism is the level and is provided with the handle, the tensile pole of bottom both ends fixedly connected with of handle, the bottom and the organism rotation of tensile pole are connected, one side that tensile pole is close to the organism is provided with the telescopic link, the top and the bottom of telescopic link all are provided with the axis of rotation, the telescopic link passes through the axis of rotation and rotates with tensile pole and organism respectively to be connected. The utility model has the advantages of can the person of facilitating the use stimulate, have the over-and-under type and adjust the illumination, adjust the atmosphere.
Description
Technical Field
The utility model relates to a power amplifier technical field especially relates to power amplifier feedback all-in-one.
Background
The power amplifier is called a power amplifier for short, and generally refers to the most basic equipment in a sound system, commonly called a loudspeaker, and has the task of amplifying weak electric signals from a signal source (from a sound console in a professional sound system) to drive a loudspeaker to make sound.
The mobile all-in-one machine on the market at present has a simple structure, is inconvenient to carry at any time for use, needs manual carrying when moving, and traditional draw bar device is when the pulling, and equipment can incline along with user's pulling angle usually, leads to the pull rod to need bear weight, increases the hand burden, and traditional equipment function still is too simple, only can provide sound broadcast function, atmosphere when inconvenient user dances is built, some dance programs such as inconvenient square dance use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a power amplifier feedback all-in-one has solved and has carried the problem that the transport is inconvenient, the function is comparatively single.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the power amplifier and feedback integrated machine comprises a machine body, wherein a fixed plate is fixedly connected to the bottom of the machine body, self-locking universal wheels are fixedly connected to corners at the bottom of the fixed plate, a fixed block is arranged inside one side of the top end of the machine body, one side of the fixed block, which is close to the machine body, is fixedly provided with a plurality of bulbs, the bottom of one side of the fixed block, which is far away from the machine body, is horizontally provided with a handle, two ends of the bottom of the handle are fixedly connected with a stretching rod, the bottom of the stretching rod is mutually and rotatably connected with the machine body, one side of the stretching rod, which is close to the machine body, is provided with a telescopic rod, the top and the bottom of the telescopic rod are respectively provided with a rotating shaft, the telescopic rod is respectively and rotatably connected with the stretching rod and the, the rotating gear is respectively meshed with the two racks to be rotationally connected.
Preferably, the center of the handle is hollow, a baffle is fixedly connected to one end, far away from the fixture block, of the fixing spring, the baffle and the handle are fixed to each other, and the outer wall of one side end, close to the machine body, of the fixture block is inclined.
Preferably, the stretching rod comprises a plurality of rectangular pipes that cup joint each other, and the one side that the organism was kept away from at the rectangular pipe top all rotates and is connected with the bolt, intermeshing between two rotating gear, the inside rotation of handle lateral wall is connected with the knob, the mutual fixed connection of rotating gear of knob and one side, the outer wall of knob and bolt all is provided with the rubber antiskid cover.
Preferably, the inside of telescopic link is provided with extension spring, and the position that the inside of organism is close to tensile pole all sets up flutedly, and the both sides of fixed block all rotate and are provided with the card, and the inside both sides of organism are provided with the draw-in groove that corresponds each other with the card, and the fixed block passes through the card and the mutual joint of organism.
Preferably, the speaker is installed to the inside one side of keeping away from tensile pole in bottom of organism, and the lateral wall and the outside intercommunication each other that the speaker runs through the organism, and the outer wall of speaker is provided with the dust cover, and the organism is kept away from one side outer wall of tensile pole and is installed the regulating wheel, and organism lateral wall top all is provided with signal input interface with the top.
Preferably, the top of organism is provided with the microphone interface, and the inside of organism is provided with the feedback suppressor chip, and the output of feedback suppressor chip and the speaker input electric connection of bottom adopt professional digital reverberation IC, and the microphone is special to establish the body sound effect, uses the latest kara 0K circuit.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when in use, the rotary knob can be rotated to drive the rotary gear on one side of the inner part of the grip to rotate, thereby driving the other rotating gear to rotate along with the other rotating gear, further respectively driving the two racks at the top to rotate towards the center through the two rotating gears, further pulling the clamping blocks at the two sides to the center to separate the clamping blocks from the fixing blocks, and then pulling the handle outwards by an operator, thereby driving the stretching rod at the bottom to rotate outwards, further driving the telescopic rod by the stretching rod through the rotating shaft, so that when the machine body is pulled, the pulling force can be respectively transmitted to the bottom and the center of the machine body, the stress of the machine body is more uniform, the machine body is prevented from being pulled over, and when the pulling, the organism can not follow the slope of tensile pole, and the weight of organism passes through the fixed plate transmission of bottom to from locking-type universal wheel, can effectively alleviate the hand and bear a burden for it is more convenient to stimulate.
2. When needs use, through pressing to the fixed block is inside, make the fixture block by the inside of extrusion withdrawal to handle, then make the fixture block remove the groove that corresponds and pop out, realize the reciprocal anchorage of handle and fixed block, then relieve the fixed of the inside rectangular pipe of tensile pole through rotating the bolt, stir the card to the inside of fixed block again, make fixed block and organism alternate segregation, upwards stimulate the handle, and then it rises to drive the fixed block, make the bulb driven to rise, the bolt rotates again, make tensile pole inside fixed, because the inside of telescopic link is provided with extension spring, and then the telescopic link can be effectual drives tensile pole bottom and be close to the organism, prevent the slope, can be fine throw light on or use the atmosphere lamp regulation atmosphere to the dancing region, it is very convenient.
Drawings
Fig. 1 is a schematic view of the power amplifier feedback all-in-one machine provided by the present invention;
fig. 2 is a cross-sectional view of the internal structure of the power amplifier feedback all-in-one machine provided by the utility model;
fig. 3 is a side view of the lifting rod structure of the power amplifier feedback all-in-one machine provided by the utility model;
fig. 4 is a schematic view of the internal structure of the handle of the power amplifier and feedback integrated machine provided by the present invention;
fig. 5 is the utility model provides a power amplifier feedback all-in-one machine structure top view.
In the figure: 1. a body; 2. a fixing plate; 3. self-locking universal wheels; 4. a fixed block; 401. a card; 5. a bulb; 6. a stretch rod; 7. a grip; 8. a telescopic rod; 9. a rotating shaft; 10. a clamping block; 11. a knob; 12. a rotating gear; 13. a rack; 14. fixing the spring; 15. a baffle plate; 16. a bolt; 17. a speaker; 18. an adjustment wheel; 19. and a signal input interface.
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.
Referring to fig. 1-5, the power amplifier feedback all-in-one machine comprises a machine body 1, a fixed plate 2 is fixedly connected to the bottom of the machine body 1, self-locking universal wheels 3 are fixedly connected to corners of the bottom of the fixed plate 2, a fixed block 4 is installed inside one side of the top end of the machine body 1, a plurality of bulbs 5 are fixedly installed on one side of the fixed block 4 close to the machine body 1, a handle 7 is horizontally arranged at the bottom of one side of the fixed block 4 far away from the machine body 1, stretching rods 6 are fixedly connected to two ends of the bottom of the handle 7, the bottom of the stretching rods 6 is rotatably connected to the machine body 1, a telescopic rod 8 is arranged on one side of the stretching rods 6 close to the machine body 1, rotating shafts 9 are arranged at the top and the bottom of the telescopic rod 8, the telescopic rod 8 is rotatably connected to the stretching rods 6 and the machine body, the bottom of the rack 13 is provided with a fixed spring 14, the center of the handle 7 is rotatably connected with two rotating gears 12, and the rotating gears 12 are respectively meshed with the two racks 13 and rotatably connected.
The center department of handle 7 is the cavity form, and the equal fixedly connected with baffle 15 of one end that fixture block 10 was kept away from to fixed spring 14, baffle 15 and handle 7 reciprocal anchorage, and one side end outer wall that fixture block 10 is close to organism 1 is the slope form, through rotating knob 11, drives the rotation gear 12 of the inside one side of handle 7 rotatory, and then drives another rotation gear 12 and follow the rotation, and then drives two racks 13 at top respectively through two rotation gears 12 and locate to rotate to the center.
The inside of telescopic link 8 is provided with extension spring, the position that the inside of organism 1 is close to tensile pole 6 is all seted up flutedly, the both sides of fixed block 4 are all rotated and are provided with card 401, the inside both sides of organism 1 are provided with the draw-in groove that corresponds each other with card 401, fixed block 4 passes through card 401 and the mutual joint of organism 1, the inside of telescopic link 8 is provided with extension spring, and then telescopic link 8 can be effectual drive tensile pole 6 bottoms be close to organism 1, the tilt prevention.
The top of organism 1 is provided with the microphone interface, and the inside of organism 1 is provided with the feedback suppressor chip, and the output of feedback suppressor chip and the speaker 17 input electric connection of bottom.
The working principle is as follows: when the device is used, the rotating gear 12 on one side inside the handle 7 can be driven to rotate by rotating the knob 11, and then the other rotating gear 12 is driven to rotate, and then the two racks 13 on the top are respectively driven to rotate towards the center by the two rotating gears 12, and then the clamping blocks 10 on the two sides are pulled towards the center, so that the clamping blocks 10 and the fixed blocks 4 are separated from each other, then the handle 7 is pulled outwards by an operator, and then the stretching rod 6 at the bottom is driven to rotate outwards, so that the stretching rod 6 drives the telescopic rod 8 through the rotating shaft 9, so that when pulled, the pulling force can be respectively transmitted to the bottom and the center of the machine body 1, the stress of the machine body 1 is more uniform, the machine body is prevented from being pulled down, and when pulled, the machine body 1 cannot incline along with the stretching rod 6, and the weight of the machine body 1, can effectively reduce the weight of the hand, the pulling is more convenient, when the device is needed to be used, the clamping block 10 is extruded and retracted into the handle 7 by pressing the inside of the fixing block 4, then the clamping block 10 moves to the corresponding groove to be popped out, the mutual fixing of the handle 7 and the fixing block 4 is realized, then the fixing of the rectangular tube inside the stretching rod 6 is released by rotating the bolt 16, the card 401 is stirred into the inside of the fixing block 4, the fixing block 4 is separated from the machine body 1, the handle 7 is pulled upwards, the fixing block 4 is driven to ascend, the bulb 5 is driven to ascend, the bolt 16 is rotated again, the inside of the stretching rod 6 is fixed, because the stretching spring is arranged inside the telescopic rod 8, the telescopic rod 8 can effectively drive the bottom of the stretching rod 6 to be close to the machine body 1, the inclination is prevented, the dancing area can be well illuminated or atmosphere can be adjusted by, is very convenient.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Power amplifier feedback all-in-one machine comprises a machine body (1) and is characterized in that a fixed plate (2) is fixedly connected to the bottom of the machine body (1), self-locking universal wheels (3) are fixedly connected to corners of the bottom of the fixed plate (2), a fixed block (4) is installed inside one side of the top end of the machine body (1), a plurality of bulbs (5) are fixedly installed on one side, close to the machine body (1), of the fixed block (4), a handle (7) is horizontally arranged at the bottom of one side, far away from the machine body (1), of the fixed block (4), stretching rods (6) are fixedly connected to two ends of the bottom of the handle (7), the bottom of each stretching rod (6) is rotatably connected with the machine body (1), a telescopic rod (8) is arranged on one side, close to the machine body (1), rotating shafts (9) are arranged at the top and the bottom of each telescopic rod (8), and the telescopic rods (, the two ends of the handle (7) are respectively connected with a clamping block (10) in a penetrating and sliding mode, one ends, close to the inside of the handle (7), of the two clamping blocks (10) are respectively and fixedly connected with a rack (13), a fixing spring (14) is arranged at the bottom of the rack (13), the center of the handle (7) is rotatably connected with two rotating gears (12), and the rotating gears (12) are respectively connected with the two racks (13) in a meshing and rotating mode.
2. The power amplifier feedback all-in-one machine as claimed in claim 1, wherein the center of the handle (7) is hollow, a baffle (15) is fixedly connected to one end of the fixing spring (14) far away from the fixture block (10), the baffle (15) and the handle (7) are fixed to each other, and the outer wall of one side end of the fixture block (10) close to the machine body (1) is inclined.
3. The power amplifier feedback all-in-one machine according to claim 1, characterized in that the stretching rod (6) is composed of a plurality of rectangular tubes which are sleeved with each other, a bolt (16) is rotatably connected to one side of the top of each rectangular tube, which is far away from the machine body (1), two rotating gears (12) are engaged with each other, a knob (11) is rotatably connected to the inner portion of the side wall of the handle (7), the knob (11) is fixedly connected with the rotating gear (12) on one side, and rubber anti-slip sleeves are arranged on the outer walls of the knob (11) and the bolt (16).
4. The power amplifier feedback all-in-one machine as claimed in claim 1, wherein an extension spring is arranged inside the telescopic rod (8), grooves are formed in positions, close to the extension rod (6), inside the machine body (1), clamping pieces (401) are rotatably arranged on two sides of the fixing block (4), clamping grooves corresponding to the clamping pieces (401) are formed in two sides of the inside of the machine body (1), and the fixing block (4) is clamped with the machine body (1) through the clamping pieces (401).
5. The power amplifier feedback all-in-one machine according to claim 1, characterized in that a loudspeaker (17) is installed at one side of the bottom end of the machine body (1) which is far away from the stretching rod (6), the loudspeaker (17) penetrates through the side wall of the machine body (1) and is communicated with the outside, a dustproof cover is arranged on the outer wall of the loudspeaker (17), an adjusting wheel (18) is installed on the outer wall of one side of the machine body (1) which is far away from the stretching rod (6), and signal input interfaces (19) are arranged at the top end and the top of the side wall of the machine body.
6. The power amplifier and feedback all-in-one machine as claimed in claim 1, wherein a microphone jack is arranged at the top of the machine body (1), a feedback suppressor chip is arranged inside the machine body (1), and the output end of the feedback suppressor chip is electrically connected with the input end of the loudspeaker (17) at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021651679.8U CN212588517U (en) | 2020-08-11 | 2020-08-11 | Power amplifier feedback all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021651679.8U CN212588517U (en) | 2020-08-11 | 2020-08-11 | Power amplifier feedback all-in-one machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212588517U true CN212588517U (en) | 2021-02-23 |
Family
ID=74657303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021651679.8U Active CN212588517U (en) | 2020-08-11 | 2020-08-11 | Power amplifier feedback all-in-one machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212588517U (en) |
-
2020
- 2020-08-11 CN CN202021651679.8U patent/CN212588517U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212588517U (en) | Power amplifier feedback all-in-one machine | |
| CN108354188A (en) | A kind of walnut peeling device | |
| CN210632513U (en) | Integrated circuit board dust collector | |
| CN219481901U (en) | High-efficient solid-liquid separation device of phytosterol | |
| CN216675874U (en) | Device is got to quick clamp of foreign matter in stomach | |
| CN216531691U (en) | Connecting device for loudspeaker box and loudspeaker box bracket | |
| CN108578184A (en) | A kind of multi-function walking stick | |
| CN213525652U (en) | Piglet fixing device for vaccination | |
| CN208418334U (en) | A kind of operation shadowless lamp that can be long-distance infrared remote-controlled | |
| CN108910298A (en) | A kind of waste and old shuttlecock recycling and processing device | |
| CN213756015U (en) | Forestry is planted with holding up tree device | |
| CN211351130U (en) | Electric power overhauls termination | |
| CN211050882U (en) | Baby's machine overhead traveling crane moving mechanism | |
| CN210662421U (en) | Searchlight is used in internal medicine inspection | |
| CN208133287U (en) | A kind of exterior finish concrete mix auxiliary production equipment | |
| CN215682494U (en) | Multifunctional wireless network communication device | |
| CN219041243U (en) | Outdoor wiring construction device of cable | |
| CN108861470A (en) | A kind of automotive seat circular line | |
| CN213413071U (en) | Equipment heat abstractor of oil press | |
| CN219692046U (en) | Bearing ball filling device | |
| CN214623781U (en) | Hospital is with intelligent device of calling out numbers of lining up | |
| CN211325105U (en) | Electric drive device and full-electric dual-purpose telescopic G-shaped arm | |
| CN211909074U (en) | Combined sound box capable of being adjusted quickly | |
| CN220870758U (en) | Advertisement display screen light filling device | |
| CN211667626U (en) | Adjustable searchlight is used to otolaryngology branch of academic or vocational study |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Power amplifier feedback all-in-one machine Effective date of registration: 20230414 Granted publication date: 20210223 Pledgee: Wuhan Jiangxia branch of the Wuhan rural commercial bank, Limited by Share Ltd. Pledgor: LIGHT-COSMOS JINYE (WUHAN) INTELLIGENT TECHNOLOGY Co.,Ltd. Registration number: Y2023420000162 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |