CN219698227U - Solid-state power amplifier - Google Patents

Abstract

The utility model discloses a solid-state power amplifier, which comprises a box body, wherein a baffle is fixedly connected to the inner side wall of the box body, a through hole is formed in the upper surface of the baffle, and two sleeves are fixedly inlaid on the upper surface of the baffle. This device is through being provided with motor, winding pole, antifriction bearing, the through-hole, the stay cord, the sleeve, spring and connecting plate, utilize the cooperation of motor and winding pole, be convenient for the winding pole to carry out the rolling to the stay cord, the pulling according to the stay cord provides simultaneously, drive connecting plate downwardly moving, and through the thrust of connecting plate, be convenient for promote the spring and shrink, make the positioning tube slide on the positioning pole surface simultaneously, moreover, can improve the stability of connecting plate, drive solid-state power amplifier body downwardly moving through the connecting plate this moment, and accomodate to the box inside, combine above-mentioned operation, thereby be convenient for protect the solid-state power amplifier body, and can improve the life of solid-state power amplifier body.

Description

Solid-state power amplifier

Technical Field

The utility model relates to the field of power amplifiers, in particular to a solid-state power amplifier.

Background

The power amplifier is called as a power amplifier for short, and can generate maximum power output to drive a load (such as a loudspeaker) under the given distortion rate condition, the power amplifier plays a role of a pivot for organization and coordination in the whole sound system, and the power amplifier dominates whether the whole system can provide good tone quality output to a certain extent.

The power amplifier is usually exposed to the outside in the prior art, and is easy to damage once being impacted by the outside due to the external factors, so that the service life of the power amplifier is greatly reduced, the current use is not facilitated, and therefore, a solid-state power amplifier is proposed to solve the problems.

Disclosure of Invention

The present utility model is directed to a solid-state power amplifier, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a solid-state power amplifier, includes the box, the inside wall fixedly connected with baffle of box, the through-hole has been seted up to the upper surface of baffle, the upper surface fixed of baffle is inlayed and is had two sleeves, every telescopic interior diapire all fixedly connected with spring, two the top of spring is fixedly connected with connecting plate jointly, the upper surface fixed of connecting plate is inlayed and is had two sets of positioning tube, every the equal sliding connection of inner wall of positioning tube has the locating lever, every the bottom of locating lever all is connected with the upper surface fixed of baffle, the inside wall of box is fixed to be inlayed and is had antifriction bearing, the inside wall fixedly connected with motor of box, the output fixedly connected with winding pole of motor, the left end and the inner circle fixedly connected with of antifriction bearing of winding pole, the surface fixedly connected with stay cord of winding pole, the top of stay cord runs through the through-hole and with the bottom surface fixedly connected with of connecting plate, the upper surface fixed mounting of connecting plate has the solid-state power amplifier body, the back of box has the apron through the articulated.

In a further embodiment, the left and right sides of the box body are respectively provided with a handle, and two side surfaces close to each other of the handles are respectively fixedly connected with the left and right side surfaces of the box body.

In a further embodiment, a cushion pad is fixedly connected to the bottom surface of the box body, and anti-skid patterns are formed in the bottom surface of the cushion pad.

In a further embodiment, each of the positioning rods is adapted to a positioning cylinder.

In a further embodiment, a control switch is fixedly connected to the right side of the box, and the bottom end of each sleeve is fixedly connected with the inner bottom wall of the box.

In a further embodiment, a warning board is arranged in front of the box body, and the back of the warning board is fixedly connected with the front of the box body.

Compared with the prior art, the utility model has the beneficial effects that:

this device is through being provided with motor, winding pole, antifriction bearing, the through-hole, the stay cord, the sleeve, spring and connecting plate, utilize the cooperation of motor and winding pole, be convenient for the winding pole to carry out the rolling to the stay cord, the pulling according to the stay cord provides simultaneously, drive connecting plate downwardly moving, and through the thrust of connecting plate, be convenient for promote the spring and shrink, make the positioning tube slide on the positioning pole surface simultaneously, moreover, can improve the stability of connecting plate, drive solid-state power amplifier body downwardly moving through the connecting plate this moment, and accomodate to the box inside, combine above-mentioned operation, thereby be convenient for protect the solid-state power amplifier body, and can improve the life of solid-state power amplifier body.

Drawings

FIG. 1 is a schematic diagram of the overall solid state power amplifier;

FIG. 2 is a cross-sectional view of a front view of a solid state power amplifier housing;

FIG. 3 is a cross-sectional view of a top view of a solid state power amplifier housing;

fig. 4 is an enlarged schematic diagram of the solid state power amplifier at a in fig. 2.

In the figure: 1. a case; 2. a warning board; 3. a cushion pad; 4. a control switch; 5. a handle; 6. a cover plate; 7. a solid state power amplifier body; 8. winding a rod; 9. a sleeve; 10. a motor; 11. a positioning rod; 12. a partition plate; 13. a rolling bearing; 14. a spring; 15. a pull rope; 16. a through hole; 17. a connecting plate; 18. and a positioning cylinder.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in the solid-state power amplifier, the solid-state power amplifier comprises a box body 1, a partition plate 12 is fixedly connected to the inner side wall of the box body 1, a through hole 16 is formed in the upper surface of the partition plate 12, two sleeves 9 are fixedly embedded in the upper surface of the partition plate 12, springs 14 are fixedly connected to the inner bottom wall of each sleeve 9, connecting plates 17 are fixedly connected to the top ends of the two springs 14 together, two groups of positioning cylinders 18 are fixedly embedded in the upper surface of each connecting plate 17, positioning rods 11 are fixedly connected to the inner wall of each positioning cylinder 18 in a sliding manner, the bottom end of each positioning rod 11 is fixedly connected with the upper surface of the partition plate 12, a rolling bearing 13 is fixedly embedded in the inner side wall of the box body 1, a motor 10 is fixedly connected to the output end of the motor 10, a winding rod 8 is fixedly connected to the left end of the winding rod 8 and the inner ring of the rolling bearing 13, a pull rope 15 is fixedly connected to the outer surface of the winding rod 8, the top ends of the pull rope 15 penetrates through the through hole 16 and is fixedly connected to the bottom surface of the connecting plates 17, a solid-state power amplifier body 7 is fixedly installed on the upper surface of the connecting plates 17, and the back surface of the box body 1 is hinged to a cover plate 6.

The left and right sides of box 1 all is equipped with handle 5, and a side that two handles 5 are close to each other is respectively with the left and right sides face fixed connection of box 1, utilizes handle 5 to be convenient for remove the device to the position of use, and the bottom surface fixedly connected with blotter 3 of box 1, and the anti-skidding line has been seted up to the bottom surface of blotter 3, utilizes blotter 3 to be convenient for alleviate the collision of box 1 and desktop, and every locating lever 11 all with the locating cylinder 18 looks adaptation.

The right side fixedly connected with control switch 4 of box 1, the bottom of every sleeve 9 all with the interior bottom wall fixed connection of box 1, can control motor 10 through control switch 4 and just reverse rotation, the place ahead of box 1 is equipped with warning sign 2, the positive fixed connection of the back of warning sign 2 and box 1 utilizes warning sign 2 to be convenient for suggestion staff notice.

The working principle of the utility model is as follows:

when a worker uses the device, firstly, the device is moved to a using position through the handle 5, then the motor 10 is controlled to be started by pressing the control switch 4, the winding rod 8 is driven to rotate in the rolling bearing 13 by using the power provided by the motor 10, at the moment, the winding rod 8 unwinds the pull rope 15, meanwhile, the connecting plate 17 is reversely pushed to move according to the resilience force provided by the spring 14, the positioning tube 18 is driven to slide on the surface of the positioning rod 11 through the connecting plate 17, then the solid-state power amplifier body 7 is enabled to move upwards, after the solid-state power amplifier is used, the motor 10 is controlled to reversely rotate, the winding rod 8 is driven to wind the pull rope 15, at the moment, the connecting plate 17 is pulled by the pull rope 15, and the solid-state power amplifier body 7 is driven to be accommodated in the box body 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. A solid state power amplifier, characterized by: including box (1), the inside wall fixedly connected with baffle (12) of box (1), through-hole (16) have been seted up to the upper surface of baffle (12), the upper surface fixed mosaic of baffle (12) has two sleeve (9), every the interior diapire of sleeve (9) all fixedly connected with spring (14), two the top of spring (14) is fixedly connected with connecting plate (17) jointly, the upper surface fixed mosaic of connecting plate (17) has two sets of positioning tube (18), every the equal sliding connection of inner wall of positioning tube (18) has locating lever (11), every the bottom of locating lever (11) all is connected with the upper surface fixed of baffle (12), the inside wall fixed mosaic of box (1) has antifriction bearing (13), the inside wall fixedly connected with motor (10) of box (1), the output fixedly connected with winding rod (8) of motor (10), the left end and the inner circle of antifriction bearing (13) are fixedly connected with, the surface fixed connection of winding rod (8) has locating lever (15) and the solid-state connection of the top (17) of the solid-state connector (17), the back of the box body (1) is hinged with a cover plate (6) through a hinge.

2. A solid state power amplifier according to claim 1, characterized in that: the left side and the right side of the box body (1) are respectively provided with a handle (5), and one side surface, which is close to each other, of each handle (5) is fixedly connected with the left side surface and the right side surface of the box body (1) respectively.

3. A solid state power amplifier according to claim 1, characterized in that: the bottom surface of box (1) fixedly connected with blotter (3), anti-skidding line has been seted up to the bottom surface of blotter (3).

4. A solid state power amplifier according to claim 1, characterized in that: each positioning rod (11) is matched with a positioning barrel (18).

5. A solid state power amplifier according to claim 1, characterized in that: the right side of box (1) fixedly connected with control switch (4), every the bottom of sleeve (9) all with the interior bottom fixed connection of box (1).

6. A solid state power amplifier according to claim 1, characterized in that: the front of box (1) is equipped with warning sign (2), the back of warning sign (2) and the front fixed connection of box (1).