CN215991522U

CN215991522U - Portable power amplifier

Info

Publication number: CN215991522U
Application number: CN202122189114.3U
Authority: CN
Inventors: 陈柯
Original assignee: Shanghai Ruiding Electronic Technology Co ltd
Current assignee: Shanghai Ruiding Electronic Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-08
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a portable power amplifier, which comprises a shell, wherein handles are detachably connected to two sides of the shell through bolts, a protective sleeve is sleeved on the outer side of each handle, a binding post is installed on the surface of one end of the shell, a protective frame is arranged on the outer side of the binding post, the protective frame is installed on the shell through bolts, a damping column is fixedly connected to the bottom of the shell, the upper end face of the damping column is detachably connected with a circuit board through bolts, the damping column consists of a sliding plate, a fixed cylinder, a spring and a fixed column, the sliding plate is slidably connected to the inner wall of the fixed cylinder, the upper end face of the sliding plate is fixedly connected with the fixed column, and the lower end face of the sliding plate is fixedly connected with the spring. This portable's power amplifier makes it use of mutually supporting through being provided with handle and lag to made things convenient for carrying power amplifier, and the lag can be so that when carrying power amplifier, the hand is more comfortable.

Description

Portable power amplifier

Technical Field

The utility model relates to the technical field of power amplifiers, in particular to a portable power amplifier.

Background

Power amplifier, power amplifier for short, refers to an amplifier that can generate maximum power output to drive a load (e.g. a speaker) under a given distortion rate. The power amplifier plays a role of 'organization and coordination' in the whole sound system, and dominates to some extent whether the whole system can provide good tone quality output;

however, the conventional power amplifier is inconvenient to carry and is carried by two hands, and the power amplifier does not have a protection effect, so that the portable power amplifier is provided.

SUMMERY OF THE UTILITY MODEL

The present invention provides a portable power amplifier, so as to solve the problems that the conventional power amplifier proposed in the background art is inconvenient to carry, is carried by both hands, and does not have a protection effect.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power amplifier convenient to carry, includes the casing, the both sides of casing all can be dismantled through the bolt and be connected with the handle, the lag has been cup jointed in the outside of handle, casing one end surface mounting has the terminal, the outside of terminal is provided with the protection frame, the bolt and the casing installation of passing through of protection frame, the bottom fixedly connected with shock attenuation post of casing, the up end of shock attenuation post can be dismantled through the bolt and be connected with the circuit board, the shock attenuation post comprises sliding plate, fixed cylinder, spring and fixed column, sliding plate sliding connection is at the fixed cylinder inner wall, the up end fixedly connected with fixed column of sliding plate, the lower terminal surface fixedly connected with spring of sliding plate, the lower extreme fixed connection of spring is in the fixed cylinder bottom, the upper end of fixed column runs through to the up end of fixed cylinder.

Preferably, the four corners of the lower end surface of the shell are fixedly connected with anti-slip feet, and the anti-slip feet are made of rubber materials.

Preferably, the upper end surface of the shell is detachably connected with an upper cover through a bolt.

Preferably, the upper end face of the fixed cylinder is provided with a through hole, and the diameter of the through hole is smaller than that of the sliding plate.

Preferably, the number of the shock absorption columns is four.

Preferably, the upper end surface of the fixing column is provided with a threaded hole.

Compared with the prior art, the utility model has the beneficial effects that: the portable power amplifier is provided with the handle and the protective sleeve which are mutually matched for use, so that the power amplifier is convenient to carry, and the hands are more comfortable when the power amplifier is carried by the protective sleeve;

the portable power amplifier is provided with the shock absorption columns, the shock absorption columns can provide good buffering and shock absorption effects for the circuit board, and the power amplifier is prevented from colliding during carrying, so that the power amplifier is well protected;

this power amplifier convenient to carry is through being provided with the protection frame, and the protection frame can play fine guard action to the terminal, avoids the terminal to bump and damage.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the shock absorbing column of the present invention.

In the figure: 1. a housing; 2. anti-skid feet; 3. a handle; 4. an upper cover; 5. a circuit board; 6. a shock-absorbing post; 7. a protective sleeve; 8. a binding post; 9. a protective frame; 10. a sliding plate; 11. a fixed cylinder; 12. a spring; 13. and (5) fixing the column.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a portable power amplifier comprises a shell 1, wherein handles 3 are detachably connected to two sides of the shell 1 through bolts, a protective sleeve 7 is sleeved on the outer side of each handle 3, a binding post 8 is installed on the surface of one end of the shell 1, a protective frame 9 is arranged on the outer side of the binding post 8, the protective frame 9 is installed with the shell 1 through bolts, a damping column 6 is fixedly connected to the bottom of the shell 1, the upper end face of the damping column 6 is detachably connected with a circuit board 5 through bolts, the damping column 6 is composed of a sliding plate 10, a fixed cylinder 11, a spring 12 and a fixed cylinder 13, the sliding plate 10 is slidably connected to the inner wall of the fixed cylinder 11, the upper end face of the sliding plate 10 is fixedly connected with a fixed cylinder 13, the lower end face of the sliding plate 10 is fixedly connected with the spring 12, the lower end of the spring 12 is fixedly connected to the bottom of the fixed cylinder 11, and the upper end of the fixed cylinder 13 penetrates through the upper end face of the fixed cylinder 11;

equal fixedly connected with antiskid foot 2 in casing 1's lower terminal surface four corners position, antiskid foot 2 is made for the rubber material, antiskid foot 2 plays fine anti-skidding effect, the up end of casing 1 can be dismantled through the bolt and be connected with upper cover 4, be convenient for overhaul power amplifier, the perforation has been seted up to the up end of fixed cylinder 11, the fenestrate diameter is less than the diameter of sliding plate 10, make fixed column 13 wear out to fixed cylinder 11 top by the perforation, the quantity of shock attenuation post 6 is provided with four groups, for circuit board 5 provides fine buffering cushioning effect, the screw hole has been seted up to the up end of fixed column 13, made things convenient for the installation fixed to circuit board 5.

The working principle is as follows: through being provided with handle 3 and lag 7, make it use of mutually supporting, thereby made things convenient for carrying power amplifier, and lag 7 can be so when carrying power amplifier, the hand is more comfortable, through being provided with shock-absorbing column 6, shock-absorbing column 6 can provide fine buffering cushioning effect to circuit board 5, avoid power amplifier to bump when carrying, thereby play fine guard action to power amplifier, through being provided with protection frame 9, protection frame 9 can play fine guard action to terminal 8, avoid terminal 8 to bump and damage.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable power amplifier comprising a housing (1), characterized in that: the shock absorption and vibration reduction device is characterized in that handles (3) are detachably connected to two sides of the shell (1) through bolts, a protective sleeve (7) is sleeved on the outer side of each handle (3), a binding post (8) is installed on the surface of one end of the shell (1), a protective frame (9) is arranged on the outer side of each binding post (8), the protective frame (9) is installed on the shell (1) through bolts, a shock absorption column (6) is fixedly connected to the bottom of the shell (1), a circuit board (5) is detachably connected to the upper end face of the shock absorption column (6) through bolts, the shock absorption column (6) is composed of a sliding plate (10), a fixed cylinder (11), a spring (12) and a fixed column (13), the sliding plate (10) is slidably connected to the inner wall of the fixed cylinder (11), the upper end face of the sliding plate (10) is fixedly connected with the fixed column (13), and the lower end face of the sliding plate (10) is fixedly connected with the spring (12), the lower end of the spring (12) is fixedly connected to the bottom of the fixed cylinder (11), and the upper end of the fixed cylinder (13) penetrates through the upper end face of the fixed cylinder (11).

2. A portable power amplifier as in claim 1, wherein: the four-angle position of the lower end face of the shell (1) is fixedly connected with anti-skidding feet (2), and the anti-skidding feet (2) are made of rubber materials.

3. A portable power amplifier as in claim 1, wherein: the upper end face of the shell (1) is detachably connected with an upper cover (4) through a bolt.

4. A portable power amplifier as in claim 1, wherein: the upper end face of the fixed cylinder (11) is provided with a through hole, and the diameter of the through hole is smaller than that of the sliding plate (10).

5. A portable power amplifier as in claim 1, wherein: four groups of shock absorption columns (6) are arranged.

6. A portable power amplifier as in claim 1, wherein: the upper end face of the fixing column (13) is provided with a threaded hole.