CN213638128U

CN213638128U - Portable pull rod sound box

Info

Publication number: CN213638128U
Application number: CN202120039633.9U
Authority: CN
Inventors: 何永康
Original assignee: Guangzhou Hongye Sound Equipment Co ltd
Current assignee: Guangzhou Hongye Sound Equipment Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-07-06
Anticipated expiration: 2031-01-08

Abstract

The utility model relates to a pull rod sound box technical field, in particular to a portable pull rod sound box, which comprises a sound box, wherein the front end of the sound box is connected with a pull rod in a sliding way, the middle part of the front end of the pull rod is fixedly connected with a support rod, the support rod is fixedly connected with the sound box, the left side and the right side of the support rod are connected with a slide rod in a sliding way, the slide rod is connected with the sound box in a sliding way, one end of the slide rod close to the support rod is fixedly connected with teeth, the lower end of the slide rod is fixedly connected with a wheel, and the wheel is connected with the sound box in a sliding way, in the utility model, through the arranged motor, a first bevel gear, a rotating shaft, the support rod and the teeth, the motor on the support rod is started, the first bevel gear drives a second bevel gear to rotate, the second bevel gear drives a third bevel gear to rotate, and, the wheels are lifted, so that the sound box is firmer when being contacted with the ground.

Description

Portable pull rod sound box

Technical Field

The utility model relates to a pull rod audio amplifier technical field specifically is a portable pull rod audio amplifier.

Background

The sound box is a simplified daily word, is a short-term sound system, namely, refers to a whole set of equipment capable of restoring and playing audio signals, along with the progress of society, people are more and more colorful towards life, the singing and dancing are taken as an entertainment form which flows for thousands of years and deeply enters the lives of people of all families, but along with the development and progress of science and technology, the performance form and the field requirement of people for the singing and dancing are more and more high, the sound system is continuously improved and perfected along with the requirements of people, the requirements of the thousands of singing and meeting the field sound amplification requirement are greatly met, the requirements of playing musical instruments and K in personal families are met, the important same equipment of the sound system is a sound box, the sound box generally consists of a loudspeaker unit and a box body, the loudspeaker unit is taken as a sound production part, the box body is taken as the supplement of the loudspeaker unit to play the role of correcting the sound, and the sound production principle of the loudspeaker, when different electronic energy is transmitted to the coil, the coil generates energy to interact with the magnetic field of the magnet, the interaction causes the paper disc to vibrate, because the electronic energy changes at any time, the coil of the loudspeaker moves forwards or backwards, and therefore the paper disc of the loudspeaker moves along with the coil, and the action changes the density degree of air to generate sound.

In the prior art, most pull rod stereo sets that use on the market all have the wheel in the bottom of audio amplifier, and this is used for removing the audio amplifier and uses, but when needs fix the audio amplifier on the assigned position, the wheel contacts with ground, very easily leads to the audio amplifier to take place the phenomenon of displacement because of the reason of outside in the in-process of using to, when people use the audio amplifier to jump the square dance, if meet dim environment, it is difficult to see clearly the action of leading the dancer in the front row.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable pull rod audio amplifier 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:

a portable pull rod sound box comprises a sound box, wherein a pull rod is connected to the front end of the sound box in a sliding manner, a support rod is fixedly connected to the middle of the front end of the pull rod and fixedly connected with the sound box, sliding rods are connected to the left side and the right side of the support rod in a sliding manner and are connected with the sound box in a sliding manner, teeth are fixedly connected to one end, close to the support rod, of each sliding rod, wheels are fixedly connected to the lower ends of the sliding rods and are connected with the sound box in a sliding manner, a motor is fixedly connected to the upper end of each support rod, a main shaft of the motor penetrates through the support rod, a first bevel gear is fixedly connected to the tail end of the main shaft of the motor, rotating shafts are rotatably connected to the left side and the right side of the inner side of the support rod, second bevel gears are fixedly connected, third bevel gear rear end fixedly connected with gear, stereo set rear end upside fixedly connected with electric telescopic handle, the electric telescopic handle right-hand member is equipped with the dwang, and dwang and stereo set sliding connection, the dwang left and right sides all rotates and is connected with the turning block, and turning block and stereo set sliding connection, the dwang right-hand member is equipped with the backup pad, and backup pad and stereo set sliding connection, backup pad upper end fixedly connected with fixed plate, and fixed plate and stereo set sliding connection, fixed plate rear end fixedly connected with lamp strip.

Preferably, the upper end of the sliding rod is fixedly connected with a clamping block, and the clamping block is in sliding connection with the sound box.

Preferably, the teeth are connected with the support rod in a sliding mode, and the gear is connected with the teeth in a meshing mode.

Preferably, the rotating block positioned at the left end is fixedly connected with the electric telescopic rod, and the rotating block positioned at the right end is fixedly connected with the supporting plate.

Preferably, the number of the light bars is 3 in total, and the light bars are uniformly distributed on the fixing plate.

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

1. in the utility model, through the arranged motor, the first bevel gear, the rotating shaft, the supporting rod and the teeth, the motor on the supporting rod is started, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the third bevel gear to rotate, and the third bevel gear drives the gear to be meshed with the teeth, so that the phenomenon that the sliding rod with the wheels moves up and down is realized, the wheels are lifted, and the sound box is firmer when being contacted with the ground;

2. the utility model discloses in, through the electric telescopic handle, turning block, dwang, backup pad and the lamp strip that set up, start the inboard electric telescopic handle of stereo set, at this moment electric telescopic handle makes the dwang take place to rotate to inside can releasing the audio amplifier with the backup pad, set up 3 lamp strips on the fixed plate, be for the in-process at the use furthest with outside dim environment illumination, just so do not worry see not clearly not clear first row of leadership's action.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the electric telescopic rod of the present invention;

fig. 3 is a schematic view of the mounting structure of the first bevel gear of the present invention;

fig. 4 is a schematic left sectional view of fig. 3 according to the present invention.

In the figure: 1-sound, 2-pull rod, 3-support rod, 4-sliding rod, 5-tooth, 6-fixture block, 7-wheel, 8-motor, 9-first bevel gear, 10-rotating shaft, 11-second bevel gear, 12-third bevel gear, 13-gear, 14-electric telescopic rod, 15-rotating rod, 16-rotating block, 17-support plate, 18-fixing plate and 19-lamp strip.

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

Referring to fig. 1-4, the present invention provides a technical solution:

a portable pull rod sound box comprises a sound box 1, wherein the front end of the sound box 1 is slidably connected with a pull rod 2, the middle part of the front end of the pull rod 2 is fixedly connected with a support rod 3, the support rod 3 is fixedly connected with the sound box 1, the left side and the right side of the support rod 3 are slidably connected with a slide rod 4, the slide rod 4 is slidably connected with the sound box 1, one end of the slide rod 4 close to the support rod 3 is fixedly connected with teeth 5, the lower end of the slide rod 4 is fixedly connected with a wheel 7, the wheel 7 is slidably connected with the sound box 1, the upper end of the support rod 3 is fixedly connected with a motor 8, a main shaft of the motor 8 penetrates through the support rod 3, the tail end of the main shaft of the motor 8 is fixedly connected with a first bevel gear 9, the left side and the right side of the inner side of the support rod 3 are rotatably connected with rotating shafts 10, keep away from motor 8 one end 11 outside lower extreme meshes of second bevel gear is connected with

third bevel gear

12, 12 rear end fixedly connected with gears 13 of third bevel gear, 1 rear end of stereo set upside fixedly connected with electric

telescopic handle

14, 14 right-hand members of electric telescopic handle are equipped with dwang 15, and dwang 15 and stereo set 1 sliding connection, the 15 left and right sides of dwang all rotates and is connected with turning block 16, and turning block 16 and stereo set 1 sliding connection, 15 right-hand members of dwang are equipped with backup pad 17, and backup pad 17 and stereo set 1 sliding connection, backup pad 17 upper end fixedly connected with fixed plate 18, and fixed plate 18 and stereo set 1 sliding connection, 18 rear end fixedly connected with lamp strip 19 of fixed plate.

The upper end of the sliding rod 4 is fixedly connected with a clamping block 6, the clamping block 6 is slidably connected with the sound box 1, the clamping block 6 is arranged at the upper end of the sliding rod 4, the clamping block 6 is slidably connected with the sound box 1, in order to prevent the sliding rod 4 from displacing or inclining in the moving process, the teeth 5 are slidably connected with the supporting rod 3, the gear 13 is meshed with the teeth 5, when the motor 8 is started, the first bevel gear 9 drives the second bevel gear 11 to rotate, so that the third bevel gear 12 drives the gear 13 to be meshed with the front part of the teeth 5, the sliding rod 4 with the wheel 7 moves up and down, the wheel 7 is lifted, the sound box 1 is firmer when in ground contact, the rotating block 16 at the left end is fixedly connected with the electric telescopic rod 14, and the rotating block 16 at the right end is fixedly connected with the supporting plate 17, when 14 operations of electric telescopic handle, take dwang 15 to take place to rotate to can push out 1 insides of audio amplifier with backup pad 17, the total 3 of the number of lamp strip 19, and lamp strip 19 is evenly distributed on fixed plate 18, sets up 3 lamp strips 19 on fixed plate 18, is in order to illuminate outside dim environment at the in-process at the at utmost of use.

The working process is as follows: when people need to fix the sound box 1 on a designated position for use, a motor 8 on a support rod 3 is started, a first bevel gear 9 drives a second bevel gear 11 to rotate, the second bevel gear 11 also drives a third bevel gear 12 to rotate, and the third bevel gear 12 drives a gear 13 to be meshed with the front of a tooth 5, so that the phenomenon that a sliding rod 4 with wheels 7 moves up and down is realized, the wheels 7 are lifted, the sound box 1 is firmer when being in ground contact, a clamping block 6 is arranged at the upper end of the sliding rod 4, the clamping block 6 is in sliding connection with the sound box 1, the phenomenon that the sliding rod 4 displaces or inclines in the moving process is prevented, when people meet the dark environment in use, an electric telescopic rod 14 on the inner side of the sound box 1 can be started, and the electric telescopic rod 14 rotates a rotating rod 15, therefore, the supporting plate 17 can be pushed out of the interior of the

sound box

1, 3 light bars 19 are arranged on the fixing plate 18 for people to see more clearly, so that the external dim environment is lightened to the greatest extent in the using process, and people do not worry about the fact that the action of a first row of leaders is not clear.

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

Claims

1. The utility model provides a portable pull rod audio amplifier, includes stereo set (1), its characterized in that: the loudspeaker is characterized in that a pull rod (2) is connected to the front end of the loudspeaker (1) in a sliding mode, a support rod (3) is fixedly connected to the middle of the front end of the pull rod (2), the support rod (3) is fixedly connected with the loudspeaker (1), sliding rods (4) are connected to the left side and the right side of the support rod (3) in a sliding mode, the sliding rods (4) are connected with the loudspeaker (1) in a sliding mode, teeth (5) are fixedly connected to one end, close to the support rod (3), of each sliding rod (4), wheels (7) are fixedly connected to the lower end of each sliding rod (4), the wheels (7) are connected with the loudspeaker (1) in a sliding mode, a motor (8) is fixedly connected to the upper end of each support rod (3), a spindle of the motor (8) penetrates through the support rod (3), a first bevel gear (9) is fixedly connected to, the left side and the right side of the rotating shaft (10) are both fixedly connected with a second bevel gear (11), the second bevel gear (11) close to one end of the motor (8) is meshed with a first bevel gear (9), the lower end of the outer side of the second bevel gear (11) far away from one end of the motor (8) is meshed with a third bevel gear (12), the rear end of the third bevel gear (12) is fixedly connected with a gear (13), the upper side of the rear end of the sound box (1) is fixedly connected with an electric telescopic rod (14), the right end of the electric telescopic rod (14) is provided with a rotating rod (15), the rotating rod (15) is in sliding connection with the sound box (1), the left side and the right side of the rotating rod (15) are both rotatably connected with rotating blocks (16), the rotating blocks (16) are in sliding connection with the sound box (1), the right end of the rotating rod (, the utility model discloses a stereo set, including backup pad (17), backup pad (17) upper end fixedly connected with fixed plate (18), and fixed plate (18) and stereo set (1) sliding connection, fixed plate (18) rear end fixedly connected with lamp strip (19).

2. The portable pull rod sound box according to claim 1, wherein: the upper end of the sliding rod (4) is fixedly connected with a clamping block (6), and the clamping block (6) is in sliding connection with the sound box (1).

3. The portable pull rod sound box according to claim 1, wherein: the teeth (5) are connected with the supporting rod (3) in a sliding mode, and the gear (13) is connected with the teeth (5) in a meshed mode.

4. The portable pull rod sound box according to claim 1, wherein: the rotating block (16) positioned at the left end is fixedly connected with the electric telescopic rod (14), and the rotating block (16) positioned at the right end is fixedly connected with the supporting plate (17).

5. The portable pull rod sound box according to claim 1, wherein: the number of the lamp strips (19) is 3 in total, and the lamp strips (19) are uniformly distributed on the fixing plate (18).