CN209120383U

CN209120383U - One kind being convenient for carrying music player

Info

Publication number: CN209120383U
Application number: CN201821836718.4U
Authority: CN
Inventors: 华维
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanjing Institute of Mechatronic Technology
Priority date: 2018-11-08
Filing date: 2018-11-08
Publication date: 2019-07-16
Anticipated expiration: 2028-11-08

Abstract

The utility model discloses one kind to be convenient for carrying music player, including player main body, the front and rear in the left side of the inner cavity of the player main body is integrally formed with roller groove, shaft is rotatably connected in the middle part of the inner sidewall of two roller grooves, the front-end and back-end of the shaft are fixedly connected to driving wheel, the rear portion outer wall of the shaft is fixedly connected with the first bevel gear, motor is fixedly installed on the left of the inner cavity of the player main body, the utility model is designed reasonably, it is easy to use, driving wheel rotation is driven to provide power by motor, offer manually controls bull stick and adjusts direction of travel, to facilitate the carrying of huge event player, simultaneously, the biggish loudspeaker of single volume is replaced by the lesser loudspeaker of multiple volumes, while satisfying the use demand, reduce sound pollution, therefore, it is suitble to push away extensively Extensively.

Description

One kind being convenient for carrying music player

Technical field

The utility model relates to music player technical field, specially one kind is convenient for carrying music player.

Background technique

When carrying out square dance or other large-scale outdoor body-building, needs to carry music player, pull music manually When player is by uneven road conditions, music player jolts, and amplitude is larger, and traveling is inconvenient, not portable, and music player can It is considered as point sound source, in order to which the sound for issuing point sound source covers entire troop, needs using High-power amplifier machine and have larger The loudspeaker of cone, voice coil and magnet steel causes sound seriously polluted, and therefore, spy proposes the utility model.

Utility model content

The purpose of this utility model is to provide one kind to be convenient for carrying music player, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions: one kind being convenient for carrying music player, including Player main body, the front and rear in the left side of the inner cavity of the player main body is integrally formed with roller groove, described in two Transmission shaft is rotatably connected in the middle part of the inner sidewall of roller groove, the front-end and back-end of the transmission shaft are fixedly connected to actively Wheel, the rear portion outer wall of the transmission shaft are fixedly connected with the first bevel gear, the fixed peace in the left side of the inner cavity of the player main body Equipped with motor, the left side output end of the motor is fixedly connected with cylinder, and the inner wall of the cylinder is fixedly connected with fixture block, described The inner wall of cylinder is plugged with drive rod, and the outer wall of the drive rod offers slot, and the inner wall of the slot is plugged with kelly, institute The inner end inner wall of the inner end and slot of stating kelly is respectively fixedly connected with the both ends of spring, and the outer wall phase of the outer wall of kelly and fixture block Clamping, the left end of the drive rod are fixedly connected with the second bevel gear, rear end and the first bevel gear of second bevel gear Right end is meshed, and the motor is electrically connected external power supply；

Bull stick is rotatably connected in the middle part of the right side of the inner cavity of the player main body, the lower end of the bull stick is through broadcasting Device main body is fixedly connected with driven wheel.

Preferably, the upper surface of the bull stick offers square hole, and the inner wall of the square hole is plugged with square bar, the square bar Upper end is fixedly connected with handle.

Preferably, the inner cavity of the player main body is provided with music playing system, the front surface of the player main body It is provided with main loudspeaker, the upper and lower part of the rear surface of the player main body is respectively integrally formed with the first groove body and second The inner wall of groove body, first groove body and the second groove body is bolted with secondary loudspeaker and take-up, the music system respectively System is electrically connected main loudspeaker and secondary loudspeaker.

Preferably, it is fixedly connected in the middle part of the front side wall of the middle part of the front side wall of first groove body and secondary loudspeaker Audio socket；

The socket end of two audio sockets distinguishes the both ends of grafting audio connecting cord.

Preferably, it is fixedly connected with concave block on the outside of the front surface of the secondary loudspeaker, the inner wall of the concave block turns It is dynamic to be connected with shaft, strut is fixedly connected in the middle part of the outer wall of the shaft, the inner end outer wall of the strut is fixedly connected with Rubber sleeve.

Preferably, the take-up includes take-up reel, the inner wall bolt of the outer wall of the take-up reel and the second groove body, Y shape bar is rotatably connected in the middle part of the front side wall of the take-up reel, the front end of the Y shape bar is fixedly connected with through take-up reel holds The lower part of bar, the take-up reel offers threading groove.

It is actively rotated compared with prior art, the utility model has the beneficial effects that the utility model is driven by motor It is dynamic, by rotating bull stick manually, the direction of driven wheel is adjusted, consequently facilitating music player is carried, by player main body Front surface setting main loudspeaker, player main body rear surface be arranged the first groove body, be spirally connected in the inner wall of the first groove body Secondary loudspeaker makes main loudspeaker and secondary loudspeaker be evenly distributed on the outside of queue, passes through lower-powered music playing system Instead of the biggish music playing system of power, replace single volume biggish by the Loudspeaker line arrangement of multiple small volumes Point sound source loudspeaker, to reduce sound pollution.

Detailed description of the invention

Fig. 1 is that the utility model vertical view cuts open figure；

Fig. 2 is that the utility model is right depending on cuing open figure；

Fig. 3 is the utility model pair loudspeaker main view；

Fig. 4 is the utility model take-up structural schematic diagram；

Fig. 5 is that the utility model cylinder and drive rod left view cut open figure.

In figure: 1 player main body, 2 music playing systems, 3 main loudspeakers, 4 first groove bodies, 5 secondary loudspeakers, 6 second slots Body, 7 take-ups, 701 take-up reels, 702 Y shape bars, 703 holding rods, 704 threading grooves, 8 audio sockets, 9 roller grooves, 10 audios connect Wiring, 11 concave blocks, 12 shafts, 13 struts, 14 rubber sleeves, 15 transmission shafts, 16 driving wheels；17 first bevel gears；18 motors；19 Second bevel gear；20 bull sticks；21 driven wheels；22 square holes；23 square bars；24 handles；25 cylinders；26 drive rods；27 slots；28 cards Bar；29 fixture blocks；30 springs.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: one kind being convenient for carrying music player, including broadcasts Put device main body 1, the front and rear in the left side of the inner cavity of player main body 1 is integrally formed with roller groove 9, table before roller groove 9 Face is rectangle, and transmission shaft 15 is rotatably connected in the middle part of the inner sidewall of two roller grooves 9, and transmission shaft 15 runs through roller groove 9, is passed The front-end and back-end of moving axis 15 are fixedly connected to driving wheel 16, and the rear portion outer wall of transmission shaft 15 is fixedly connected with the first bevel gear 17, motor 18,18 model ZWBPD024024-576 of motor, motor 18 are fixedly installed on the left of the inner cavity of player main body 1 Left side output end be fixedly connected with cylinder 25, the inner wall of cylinder 25 is fixedly connected with fixture block 29, if fixture block 29 is evenly arranged with It does a and is semi-cylindrical, the inner wall of cylinder 25 is plugged with drive rod 26, and the outer wall of drive rod 26 offers slot 27, slot 27 corresponding fixture blocks 29 are provided with multiple, and the inner wall of slot 27 is plugged with kelly 28, and the outer end of kelly 28 is spherical shape, kelly 28 it is interior The inner end inner wall of end and slot 27 is respectively fixedly connected with the both ends of spring 30, and the left end of drive rod 26 is fixedly connected with the second umbrella tooth Wheel 19, the rear end of the second bevel gear 19 is meshed with the right end of the first bevel gear 17, and in its natural state, kelly 28 is by spring 30 Slot 27 is stretched out in effect, is clamped the outer wall of kelly 28 and the outer wall of fixture block 29 mutually, when player main body 1 is by greater than 200N's When external force, 16 frictional force of driving wheel increases, and makes 28 shaft 15 of kelly, the first bevel gear 17, the second bevel gear 19 and drive rod 26 It stopping operating, motor 18 drives cylinder 25 to continue to rotate, makes to compress spring 30 further in 28 retraction slot 27 of kelly, Thus to 1 fast braking of player main body, and motor 18 will not be damaged, the upper surface of player main body 1 is fixedly installed with switch, Battery is fixedly installed in the middle part of the inner cavity of player main body 1, battery is sequentially connected electrically switch and motor 18,18 band of motor Dynamic driving wheel 16 rotates, and provides power；

Bull stick 20 is rotatably connected in the middle part of the right side of the inner cavity of player main body 1, bull stick 20 runs through player main body 1, The lower end of bull stick 20 is fixedly connected with driven wheel 21 through player main body 1, rotates bull stick 20 manually, adjusts direction of advance.

Specifically, using for convenience, the upper surface of bull stick 20 offers square hole 22, the inner wall side of being plugged with of square hole 22 Bar 23, the upper end of square bar 23 are fixedly connected with handle 24.

Specifically, the inner cavity of player main body 1 is provided with music playing system 2, and music is broadcast in order to reduce sound pollution Place system 2 is a kind of intelligent music play system disclosed in patent No. CN207603894U or other with the utility model phase Matched play system, the front surface of player main body 1 are provided with main loudspeaker 3, and 3 model TKC-701N of main loudspeaker is broadcast The upper and lower part of the rear surface of device main body 1 is put respectively integrally formed with the first groove body 4 and the second groove body 6, the first groove body 4 and Two groove bodies 6 are circular trough, and the inner wall of the first groove body 4 and the second groove body 6 is bolted with secondary loudspeaker 5 and take-up 7 respectively, and One groove body 4 is at least uniformly arranged two, secondary loudspeaker 5 at least there are two, and connection type is same as described above, secondary 5 type of loudspeaker It number is TKC-701A, music playing system 2 is electrically connected main loudspeaker 3 and secondary loudspeaker 5, and public place, multiple outdoors Secondary loudspeaker 5 and player main body 1 form linear sound, and issuing relatively small sound can make user hear sound, from And reduce sound pollution.

Specifically, for the ease of being electrically connected secondary loudspeaker 5, the middle part of the front side wall of the first groove body 4 and secondary loudspeaker 5 Audio socket 8 is fixedly connected in the middle part of front side wall；

The socket end of two audio sockets 8 distinguishes the both ends of grafting audio connecting cord 10.

Convenient for fixed joint loudspeaker 5, concave block 11, three spills are fixedly connected on the outside of the front surface of secondary loudspeaker 5 Block 11 is distributed in equilateral triangle, and the concave surface of concave block 11 is opposite, and the lower end of concave surface is inclined outwardly 30 °, the inner wall of concave block 11 It is rotatably connected to shaft 12, strut 13 is fixedly connected in the middle part of the outer wall of shaft 12, the inner end outer wall of strut 13 is fixedly connected Rubber sleeve 14.

Specifically, for the ease of winding longer conducting wire, take-up 7 includes take-up reel 701, during take-up reel 701 is Blank panel body, the inner wall bolt of the outer wall of take-up reel 701 and the second groove body 6, the middle part rotation connection of the front side wall of take-up reel 701 There is Y shape bar 702, the front end of Y shape bar 702 is fixedly connected with holding rod 703 through take-up reel 701, and the lower part of take-up reel 701 offers Threading groove 704.

Working principle: when using the utility model, by pressing switch, motor 18 is opened, then motor 18 passes through the second umbrella Gear 19, the first bevel gear 17 and transmission shaft 15 drive driving wheel 16 to rotate, so that power is provided, by rotating handle 24 manually It drives square bar 23, bull stick 20 and driven wheel 21 to rotate, to adjust direction of advance, player main body 1 is moved to suitable position It sets, revolute pair loudspeaker 5 and take-up 7, takes out secondary loudspeaker 5 and take-up 7, rotate bull stick 703, take out audio connection Grafting audio socket 8 is distinguished in the both ends of audio connecting cord 10 by line 10, so that music playing system 2 and secondary loudspeaker 5 are connected, Secondary loudspeaker 5 is moved to suitable position, secondary loudspeaker 5 and main loudspeaker 3 is made linearly to arrange, opening player main body 1, Then secondary loudspeaker 5 and 3 synchronous cant of main loudspeaker make secondary loudspeaker 5 and the opposite lesser sound of sending of main loudspeaker 3 can User hears sound, uses convenient for user, reduces sound pollution, the utility model is designed reasonably is easy to use, passes through Motor 18 drives the rotation of driving wheel 16 to provide power, provides and manually controls the adjusting direction of travel of bull stick 20, to facilitate large-scale sound The carrying of happy player, meanwhile, the biggish loudspeaker of single volume is replaced by the lesser loudspeaker of multiple volumes, is made in satisfaction While with demand, sound pollution is reduced, therefore, is suitble to be widely popularized.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. one kind is convenient for carrying music player, including player main body (1), it is characterised in that: the player main body (1) Integrally formed with roller groove (9), the middle part of the inner sidewall of two roller grooves (9) turns the front and rear in the left side of inner cavity Dynamic to be connected with transmission shaft (15), the front-end and back-end of the transmission shaft (15) are fixedly connected to driving wheel (16), the transmission The rear portion outer wall of axis (15) is fixedly connected with the first bevel gear (17), the fixed peace in the left side of the inner cavity of the player main body (1) Equipped with motor (18), the left side output end of the motor (18) is fixedly connected with cylinder (25), and the inner wall of the cylinder (25) is solid Surely it is connected with fixture block (29), the inner wall of the cylinder (25) is plugged with drive rod (26), and the outer wall of the drive rod (26) opens up Have slot (27), the inner wall of the slot (27) is plugged with kelly (28), and the inner end of the kelly (28) is interior with slot (27) End inner wall is respectively fixedly connected with the both ends of spring (30), and the outer wall of kelly (28) and the outer wall of fixture block (29) are mutually clamped, described The left end of drive rod (26) is fixedly connected with the second bevel gear (19), the rear end of second bevel gear (19) and the first bevel gear (17) right end is meshed, and the motor (18) is electrically connected external power supply；

It is rotatably connected to bull stick (20) in the middle part of the right side of the inner cavity of the player main body (1), the lower end of the bull stick (20) Driven wheel (21) are fixedly connected with through player main body (1).

2. one kind according to claim 1 is convenient for carrying music player, it is characterised in that: the upper table of the bull stick (20) Face offers square hole (22), and the inner wall of the square hole (22) is plugged with square bar (23), and the upper end of the square bar (23) is fixedly connected There are handle (24).

3. one kind according to claim 1 is convenient for carrying music player, it is characterised in that: the player main body (1) Inner cavity be provided with music playing system (2), the front surface of the player main body (1) is provided with main loudspeaker (3), described to broadcast Put the upper and lower part of the rear surface of device main body (1) respectively integrally formed with the first groove body (4) and the second groove body (6), described The inner wall of one groove body (4) and the second groove body (6) is bolted with secondary loudspeaker (5) and take-up (7), the music system respectively System (2) is electrically connected main loudspeaker (3) and secondary loudspeaker (5).

4. one kind according to claim 3 is convenient for carrying music player, it is characterised in that: first groove body (4) Audio socket (8) are fixedly connected in the middle part of the front side wall of the middle part of front side wall and secondary loudspeaker (5)；

The socket end of two audio sockets (8) distinguishes the both ends of grafting audio connecting cord (10).

5. one kind according to claim 3 is convenient for carrying music player, it is characterised in that: the pair loudspeaker (5) It is fixedly connected on the outside of front surface concave block (11), the inner wall of the concave block (11) is rotatably connected to shaft (12), described It is fixedly connected in the middle part of the outer wall of shaft (12) strut (13), the inner end outer wall of the strut (13) is fixedly connected with rubber sleeve (14).

6. one kind according to claim 3 is convenient for carrying music player, it is characterised in that: take-up (7) packet It includes take-up reel (701), the outer wall of the take-up reel (701) and the inner wall bolt of the second groove body (6), the take-up reel (701) Front side wall in the middle part of be rotatably connected to Y shape bar (702), the front end of the Y shape bar (702) connects through take-up reel (701) are fixed It is connected to holding rod (703), the lower part of the take-up reel (701) offers threading groove (704).