CN209823939U

CN209823939U - Power amplifier device that shockproof effect is good

Info

Publication number: CN209823939U
Application number: CN201920978753.8U
Authority: CN
Inventors: 梁念忠
Original assignee: St Paul Enping Acoustics Equipment Co Ltd
Current assignee: St Paul Enping Acoustics Equipment Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2019-12-20
Anticipated expiration: 2029-06-27

Abstract

The utility model relates to a power amplifier device with good shockproof effect, which belongs to the technical field of power amplifier devices and comprises a power amplifier body, wherein a first supporting leg and a second supporting leg are respectively and fixedly arranged at the left end and the right end of the bottom of the power amplifier body; the utility model discloses a set up two buffer gear respectively in two landing leg bottoms and cushion to couple together two landing legs through setting up multistage shockproof function third buffer gear, realize taking precautions against earthquakes in coordination, improved holistic shock-absorbing capacity, it is effectual to take precautions against earthquakes.

Description

Power amplifier device that shockproof effect is good

Technical Field

The utility model relates to a power amplifier technical field specifically is a power amplifier device that shockproof effect is good.

Background

The power amplifier is called power amplifier for short, and is generally referred to as a basic device in a sound system, commonly called loudspeaker, and is used for 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 power amplifier of a set of good sound system is not without work, and can be divided into three categories of professional power amplifier, civil power amplifier and special power amplifier.

The sound is mainly transmitted by vibration, so that the power amplifier device inevitably generates vibration. The in-process of vibration can bring certain harm, produce the noise easily when taking place resonance, and can influence the life of internals, consequently need carry out effectual taking precautions against earthquakes, and present power amplifier device is as long as take precautions against earthquakes through increasing the spring, simple structure, and the buffering effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power amplifier device that shockproof effect is good to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a power amplifier device that shockproof effect is good, includes the power amplifier body, both ends are fixed mounting respectively has first landing leg and second landing leg about power amplifier body bottom, first buffer gear is installed to first landing leg bottom, second buffer gear is installed to second landing leg bottom, first landing leg passes through the third buffer gear and links to each other with the second landing leg.

As a further technical solution of the present invention: first buffer gear includes first spring and first supporting seat, first spout has been seted up to first supporting seat upper end, install in the first spout rather than sliding connection's first slide bar, first slide bar upper end and first supporting leg fixed connection, first spring housing is established at first slide bar outside, first spring one end is fixed continuous with first supporting leg bottom, and the other end is fixed continuous with first supporting seat upper end.

As a further technical solution of the present invention: the second buffer mechanism comprises a second spring and a second supporting seat, a second sliding groove is formed in the upper end of the second supporting seat, a second sliding rod which is connected with the second sliding groove in a sliding mode is installed in the second sliding groove, the upper end of the second sliding rod is fixedly connected with the second supporting leg, the second spring sleeve is arranged outside the second sliding rod, one end of the second spring is fixedly connected with the bottom of the second supporting leg, and the other end of the second spring is fixedly connected with the upper end of the second supporting seat.

As the utility model discloses a further technical scheme again: third buffer gear includes head rod and second connecting rod, the head rod both ends respectively with first landing leg and second landing leg fixed connection, the outside fixed mounting of head rod has the first adapter sleeve that two symmetries set up, the second connecting rod both ends respectively with first supporting seat and second supporting seat fixed connection, the outside cover of second connecting rod is equipped with the third spring, the equal fixed mounting in third spring both ends has the second adapter sleeve with second connecting rod sliding connection, the second adapter sleeve passes through the depression bar and rotates with first adapter sleeve to be connected.

As the utility model discloses a further technical scheme again: the upper end of the second connecting sleeve is rotatably connected with the pressure rod through a second rotating shaft, and the upper end of the pressure rod is rotatably connected with the first connecting sleeve through a first rotating shaft.

As the utility model discloses a further technical scheme again: the third buffer mechanism comprises a first connecting rod and a second connecting rod, two ends of the first connecting rod are respectively and fixedly connected with the first support leg and the second support leg, a fourth spring is sleeved outside the first connecting rod, two ends of the fourth spring are respectively and fixedly provided with a first connecting sleeve in sliding connection with the first connecting rod, and the bottom of the first connecting sleeve is rotatably connected with the first pressure rod through a first rotating shaft; the utility model discloses a pressure bar linkage device, including first connecting rod, second connecting rod, first supporting seat and second supporting seat, the outside cover of second connecting rod is equipped with the third spring, the equal fixed mounting in third spring both ends has the second adapter sleeve with second connecting rod sliding connection, the second adapter sleeve rotates with the depression bar through the second pivot to be connected.

Compared with the prior art, the beneficial effects of the utility model are that: buffering is carried out by arranging two buffering mechanisms at the bottoms of the two support legs respectively, and the two support legs are connected by arranging a third buffering mechanism with a multistage shockproof function, so that the cooperative shockproof effect is realized, the overall buffering performance is improved, and the shockproof effect is good.

Drawings

Fig. 1 is a schematic structural diagram of a power amplifier device with a good anti-vibration effect;

FIG. 2 is a front sectional view of the power amplifier device with good anti-vibration effect when not in operation;

FIG. 3 is a front sectional view of the power amplifier with good anti-vibration effect during operation;

fig. 4 is a front sectional view of another power amplifier device with good shockproof effect when not in operation.

In the figure: 1-power amplifier body, 2-first supporting leg, 3-second supporting leg, 4-first sliding rod, 5-first spring, 6-first supporting seat, 7-first sliding groove, 8-second sliding rod, 9-second spring, 10-second supporting seat, 11-second sliding groove, 12-first connecting rod, 13-pressing rod, 14-first rotating shaft, 15-first connecting sleeve, 16-second connecting rod, 17-second connecting sleeve, 18-third spring, 19-second rotating shaft and 20-fourth spring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

The power amplifier device with good shockproof effect shown in fig. 1, 2 and 3 comprises a power amplifier body 1, and the basic functions of the power amplifier device are completed through the power amplifier body 1; the left end and the right end of the bottom of the power amplifier body 1 are respectively fixedly provided with a first supporting leg 2 and a second supporting leg 3, specifically, the number of the first supporting leg 2 and the second supporting leg 3 is two, and the four supporting legs are respectively fixedly arranged on the periphery of the bottom of the power amplifier body 1; the bottom of the first support leg 2 is provided with a first buffer mechanism, and the first support leg 2 is buffered and shockproof through the first buffer mechanism; a second buffer mechanism is arranged at the bottom of the second supporting leg 3, and the second supporting leg 3 is buffered and shockproof through the second buffer mechanism; first landing leg 2 links to each other with second landing leg 3 through third buffer gear, couples together first landing leg 2 and second landing leg 3 through setting up the third shockproof mechanism, realizes taking precautions against earthquakes in coordination, has improved holistic buffering effect, and shockproof effect is good.

The first buffer mechanism comprises a first spring 5 and a first support seat 6, a first sliding groove 7 is formed in the upper end of the first support seat 6, a first sliding rod 4 connected with the first sliding groove is installed in the first sliding groove 7 in a sliding mode, the upper end of the first sliding rod 4 is fixedly connected with the first support leg 2, and the first support leg 2 is connected with the first support seat 6 in a sliding mode through the arrangement of the first sliding groove 7 and the first sliding rod 4 in a matched mode for guiding; the first spring 5 is sleeved outside the first sliding rod 4, one end of the first spring 5 is fixedly connected with the bottom of the first support leg 2, the other end of the first spring is fixedly connected with the upper end of the first support seat 6, and the first spring 5 is arranged to realize buffering when the first support leg 2 is in sliding connection with the first support seat 6, so that the shockproof function of the first support leg 2 is realized.

The second buffer mechanism comprises a second spring 9 and a second support seat 10, a second sliding groove 10 is formed in the upper end of the second support seat 10, a second sliding rod 8 connected with the second sliding groove is installed in the second sliding groove 11, the upper end of the second sliding rod 8 is fixedly connected with the second support leg 3, and the second sliding groove 11 is matched with the second sliding rod 8 for guiding, so that the sliding connection between the second support leg 3 and the second support seat 10 is realized; the second spring 9 is sleeved outside the second sliding rod 8, one end of the second spring 9 is fixedly connected with the bottom of the second supporting leg 3, the other end of the second spring is fixedly connected with the upper end of the second supporting seat 10, and the second spring 9 is arranged to realize buffering when the second supporting leg 3 is in sliding connection with the second supporting seat 10, so that the shockproof function of the second supporting leg 3 is realized.

The third buffer mechanism comprises a first connecting rod 12 and a second connecting rod 16, wherein two ends of the first connecting rod 12 are fixedly connected with the first supporting leg 2 and the second supporting leg 3 respectively, and the existing welding and bolt fastening can be adopted; two first connecting sleeves 15 which are symmetrically arranged are fixedly arranged outside the first connecting rod 12, two ends of the second connecting rod 16 are respectively and fixedly connected with the first supporting seat 6 and the second supporting seat 10, a third spring 18 is sleeved outside the second connecting rod 16, two ends of the third spring 18 are respectively and fixedly provided with a second connecting sleeve 17 which is in sliding connection with the second connecting rod 16, the second connecting sleeve 17 is rotatably connected with the first connecting sleeve 15 through a pressure rod 13, the connecting sleeves on the two connecting rods are connected through the pressure rod 13, when the first supporting leg 2 and the second supporting leg 3 move up and down, the first connecting rod 2 is driven to move up and down, when moving down, the pressure rod 13 is respectively and rotatably connected with the two connecting sleeves, the second connecting sleeve 17 slides inwards under the fixed action of the first connecting sleeve 15, so that the third spring 18 is compressed to improve the earthquake-proof performance, when moving upwards, the power amplifier body 1 has the same function, so that the power amplifier body 1 can buffer and resist shock when working and vibrating; furthermore, the upper end of the second connecting sleeve 17 is rotatably connected with the pressure lever 13 through a second rotating shaft 19, and the upper end of the pressure lever 13 is rotatably connected with the first connecting sleeve 15 through a first rotating shaft 14.

Example 2

The difference between this embodiment and embodiment 1 lies in the design of the third buffer mechanism, please refer to fig. 4, the third buffer mechanism comprises a first connecting rod 12 and a second connecting rod 16, two ends of the first connecting rod 12 are respectively and fixedly connected with the first supporting leg 2 and the second supporting leg 3, a fourth spring 20 is sleeved outside the first connecting rod 12, a first connecting sleeve 15 connected with the first connecting rod 12 in a sliding manner is fixedly arranged at both ends of the fourth spring 20, the fourth spring 20 avoids the fixation of the first connecting sleeve 15, and the situation that the first connecting sleeve 15 is unstable or damaged due to long-time work does not occur, meanwhile, when the first connecting rod 12 moves downwards, the fourth spring 20 also provides a reaction force during stretching, so that the buffering performance is further improved, the shockproof effect is better, and the following structural action is the same as that in embodiment 1; the bottom of the first connecting sleeve 15 is rotatably connected with the first pressure lever 13 through a first rotating shaft 14; the two ends of the second connecting rod 16 are respectively fixedly connected with the first supporting seat 6 and the second supporting seat 10, a third spring 18 is sleeved outside the second connecting rod 16, a second connecting sleeve 17 connected with the second connecting rod in a sliding manner is fixedly mounted at the two ends of the third spring 18, and the second connecting sleeve 17 is rotatably connected with the pressing rod 13 through a second rotating shaft 19.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a power amplifier device that shockproof effect is good, includes power amplifier body (1), both ends difference fixed mounting has first landing leg (2) and second landing leg (3), its characterized in that about power amplifier body (1) bottom: first buffer gear is installed to first landing leg (2) bottom, second buffer gear is installed to second landing leg (3) bottom, first landing leg (2) link to each other with second landing leg (3) through third buffer gear.

2. The power amplifier device with good shockproof effect according to claim 1, characterized in that: first buffer gear includes first spring (5) and first supporting seat (6), first spout (7) have been seted up to first supporting seat (6) upper end, install first slide bar (4) rather than sliding connection in first spout (7), first slide bar (4) upper end and first landing leg (2) fixed connection, first spring (5) cover is established in first slide bar (4) outside, first spring (5) one end links to each other with first landing leg (2) bottom is fixed, and the other end links to each other with first supporting seat (6) upper end is fixed.

3. The power amplifier device with good shockproof effect according to claim 2, characterized in that: the second buffer gear comprises a second spring (9) and a second supporting seat (10), a second sliding groove (11) is formed in the upper end of the second supporting seat (10), a second sliding rod (8) which is connected with the second sliding groove in a sliding mode is installed in the second sliding groove (11), the upper end of the second sliding rod (8) is fixedly connected with the second supporting leg (3), the second spring (9) is sleeved outside the second sliding rod (8), one end of the second spring (9) is fixedly connected with the bottom of the second supporting leg (3), and the other end of the second spring is fixedly connected with the upper end of the second supporting seat (10).

4. The power amplifier device with good shockproof effect according to claim 3, characterized in that: third buffer gear includes head rod (12) and second connecting rod (16), head rod (12) both ends respectively with first landing leg (2) and second landing leg (3) fixed connection, head rod (12) outside fixed mounting has first adapter sleeve (15) that two symmetries set up, second connecting rod (16) both ends respectively with first supporting seat (6) and second supporting seat (10) fixed connection, the outside cover of second connecting rod (16) is equipped with third spring (18), the equal fixed mounting in third spring (18) both ends has second adapter sleeve (17) with second connecting rod (16) sliding connection, second adapter sleeve (17) rotate with first adapter sleeve (15) through depression bar (13) and is connected.

5. The power amplifier device with good shockproof effect according to claim 4, characterized in that: the upper end of the second connecting sleeve (17) is rotatably connected with the pressure lever (13) through a second rotating shaft (19), and the upper end of the pressure lever (13) is rotatably connected with the first connecting sleeve (15) through a first rotating shaft (14).

6. The power amplifier device with good shockproof effect according to claim 3, characterized in that: the third buffer mechanism comprises a first connecting rod (12) and a second connecting rod (16), two ends of the first connecting rod (12) are fixedly connected with the first supporting leg (2) and the second supporting leg (3) respectively, a fourth spring (20) is sleeved outside the first connecting rod (12), two ends of the fourth spring (20) are fixedly provided with first connecting sleeves (15) in sliding connection with the first connecting rod (12), and the bottoms of the first connecting sleeves (15) are rotatably connected with the first pressing rods (13) through first rotating shafts (14); second connecting rod (16) both ends respectively with first supporting seat (6) and second supporting seat (10) fixed connection, the outside cover in second connecting rod (16) is equipped with third spring (18), the equal fixed mounting in third spring (18) both ends has second adapter sleeve (17) with second connecting rod sliding connection, second adapter sleeve (17) rotate with depression bar (13) through second pivot (19) and are connected.