CN213094410U

CN213094410U - Portable multifunctional preamplifier

Info

Publication number: CN213094410U
Application number: CN202020834317.6U
Authority: CN
Inventors: 蒋富裕; 王娟; 赵小勇; 党如良; 蓝吉乐; 齐书龙; 贾海涛; 管昌龙; 杨洪; 陶林莉
Original assignee: Guangdong Tsaint Hi Tech Co ltd
Current assignee: Guangdong Tsaint Hi Tech Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-04-30
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a portable multifunctional preamplifier in the technical field of preamplifiers, which comprises a preamplifier body, wherein a shell is arranged outside the preamplifier body, the front side and the back side of the shell are through holes, buffer connecting pieces are distributed between the preamplifier body and the shell, the buffer connecting pieces are distributed at four corners of the top end surface and four corners of the bottom surface of the amplifier body, and the four corners of the bottom surface of the shell are provided with supporting lugs. Reduce the dust and gather for the device portable transport through the handle that sets up.

Description

Portable multifunctional preamplifier

Technical Field

The utility model relates to a preamplifier technical field specifically is a portable multi-functional preamplifier.

Background

A preamplifier refers to a circuit or an electronic device placed between a source and an amplifier stage, designed to receive a weak voltage signal from the source, and whose function is to amplify an audio (AUX, MIC) signal to an input range that can be received by a power amplifier.

The existing preamplifier is of a box body structure, is lack of a protection structure, is easy to cause equipment damage when encountering external collision or falling by smashing, is lack of a heat dissipation structure, and cannot dissipate heat and cool quickly.

Based on this, the utility model designs a portable multi-functional preamplifier to solve the problem that the aforesaid appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable multi-functional preamplifier to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the portable multifunctional preamplifier comprises a preamplifier body, wherein a shell is arranged on the outer side of the preamplifier body, openings are formed in the front side and the rear side of the shell, buffering connecting pieces are distributed between the preamplifier body and the shell and distributed in four corners of the top end face of the amplifier body and four corners of the bottom surface of the amplifier body, supporting convex blocks are arranged in the four corners of the bottom surface of the shell, a circular opening is formed in the middle of the top end of the shell, a fan is arranged on the inner side of the circular opening, side radiating strip-shaped openings are formed in the left side wall and the right side wall of the shell in an inclined mode, and a handle is.

Preferably, the bottom end of the supporting bump is provided with a rubber suction cup.

Preferably, the buffer connecting piece comprises a sliding groove, the sliding groove is formed in the upper wall and the lower wall of the shell, a polished rod is horizontally arranged in the sliding groove, a movable block is sleeved on the polished rod, the side wall of the movable block is in sliding abutting connection with the inner side of the sliding groove, buffer springs are sleeved on the polished rods on the two sides of the movable block, and a spring telescopic rod is connected between the movable block and the preamplifier body.

Preferably, the spring telescopic rod consists of a telescopic rod and a spring wound on the periphery of the telescopic rod.

Preferably, the top end of the circular through opening is provided with a circular convex cover, the side wall of the circular convex cover is circumferentially provided with air outlets, and the air outlets face the top surface of the shell.

Preferably, the handles are two groups of U-shaped rods which are hinged with each other in a front-back mode, and U-shaped grooves are formed in the top end of the shell corresponding to the handles on the front side and the back side.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a casing mechanism who sets up can protect the preamplifier body, makes it can resist the foreign object and pound and fall, through the buffering connecting piece that sets up for the device can resist the collision that comes from about and left right direction, improves its collision buffer capacity, can dispel the heat fast to the amplifier through the fan that sets up, and cooperates circular protruding cover, can blow to the top surface of the housing, and the reduction dust is gathered, through the handle that sets up, makes the device portable transport.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a top view of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-amplifier body, 2-shell, 3-buffer connecting piece, 4-supporting lug, 5-circular through opening, 6-fan, 7-circular convex cover, 8-air outlet, 9-heat dissipation strip-shaped opening, 10-handle, 11-U-shaped groove, 31-sliding groove, 32-polished rod, 33-movable block, 34-buffer spring and 35-spring telescopic rod.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a portable multi-functional preamplifier, including

preamplifier body

1, 1 outside of preamplifier body is equipped with casing 2, the front and back side of casing 2 is the opening, it has buffering connecting piece 3 to distribute between preamplifier body 1 and the casing 2, buffering connecting piece 3 distributes in 1 top face four corners of amplifier body and bottom surface four corners, the bottom surface four corners of casing 2 is equipped with supporting

convex block

4, 2 top middle parts of casing are equipped with circular opening 5, the inboard of circular opening 5 is equipped with fan 6, the slope is equipped with side heat dissipation bar mouth 9 on the wall of the left and right sides of

casing

2, 2 tops of casing are equipped with handle 10.

Furthermore, the bottom end of the supporting bump 4 is provided with a rubber sucker, so that the device is placed stably.

Further, buffering connecting piece 3 is including spout 31, spout 31 is seted up on the upper and lower wall of casing 2, the level is equipped with polished rod 32 in the spout 31, the cover has movable block 33 on polished rod 32, the lateral wall slip butt spout 31 inboard of movable block 33, the cover has buffer spring 34 on the polished rod 32 of movable block 33 both sides, above-mentioned part makes the amplifier possess the collision buffer capacity on horizontal, be connected with spring telescopic link 35 between movable block 33 and the preamplifier body 1, spring telescopic link 35 makes the device possess the collision buffer capacity in vertical direction.

Further, the spring extension rod 35 is composed of an extension rod and a spring wound around the extension rod, and this structure is a common mechanism, and the detailed structural connection relationship thereof will not be described in detail.

Further, the top of circular opening 5 is equipped with circular protruding cover 7, and circumference distributes on the lateral wall of circular protruding cover 7 has gas outlet 8, and gas outlet 8 can blow towards the 2 top surface designs of casing, can reduce the dust and gather on the casing surface towards the design of casing top surface.

Further, handle 10 is the relative articulated two sets of U type poles that set up in front and back, and handle 10 that 2 tops of casing correspond the front and back side is provided with U type groove 11, is convenient for accomodate and deposits the handle.

The utility model discloses a casing 2 that sets up can protect preamplifier body 1, make it can resist the foreign object and pound and fall, through the buffering connecting piece 3 that sets up, make the device can resist the collision that comes from about and left right direction, improve its collision buffer capacity, fan 6 through setting up can dispel the heat fast to the amplifier, and cooperate circular protruding cover 7, can blow 2 top surfaces of casing, reduce the dust and gather, handle 10 through setting up, make the device portable transport.

This device electrical part all carries out control through external control switch and external power source electric connection, and electric elements's control mode is controlled through the peripheral controller rather than supporting, and control circuit can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, only uses it, does not improve it, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The further embodiments of the present invention disclosed above are merely intended to help illustrate the present invention. Further embodiments are not exhaustive and do not limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A portable multifunctional preamplifier comprises a preamplifier body (1), and is characterized in that: the preamplifier body (1) outside is equipped with casing (2), the front and back side of casing (2) is the opening, it has buffering connecting piece (3) to distribute between preamplifier body (1) and casing (2), buffering connecting piece (3) distribute in amplifier body (1) top face four corners and bottom surface four corners, the bottom surface four corners of casing (2) is equipped with support convex block (4), casing (2) top middle part is equipped with circular opening (5), the inboard of circular opening (5) is equipped with fan (6), the slope is equipped with side heat dissipation bar mouth (9) on the left and right sides wall of casing (2), casing (2) top is equipped with handle (10).

2. A portable multifunctional preamplifier according to claim 1, wherein: and a rubber sucker is arranged at the bottom end of the supporting bump (4).

3. A portable multifunctional preamplifier according to claim 1, wherein: buffer connection spare (3) are including spout (31), spout (31) are seted up on the upper and lower wall of casing (2), the level is equipped with polished rod (32) in spout (31), the cover has movable block (33) on polished rod (32), the lateral wall slip butt spout (31) of movable block (33) are inboard, the cover has buffer spring (34) on polished rod (32) of movable block (33) both sides, be connected with spring telescopic link (35) between movable block (33) and preamplifier body (1).

4. A portable multifunctional preamplifier according to claim 3, wherein: the spring telescopic rod (35) consists of a telescopic rod and a spring wound on the periphery of the telescopic rod.

5. A portable multifunctional preamplifier according to claim 1, wherein: the top of circular opening (5) is equipped with circular protruding cover (7), circumference distributes on the lateral wall of circular protruding cover (7) has gas outlet (8), gas outlet (8) are towards casing (2) top surface design.

6. A portable multifunctional preamplifier according to claim 1, wherein: handle (10) are two sets of U type poles that relative articulated set up around for, handle (10) that casing (2) top corresponds front and back side are provided with U type groove (11).