CN210839956U

CN210839956U - Sound box convenient to carry

Info

Publication number: CN210839956U
Application number: CN201922148452.5U
Authority: CN
Inventors: 李银好
Original assignee: Guangzhou Huadu Guangxing Electronic Co ltd
Current assignee: Guangzhou Huadu Guangxing Electronic Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-06-23
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a stereo set that conveniently carries, including the stereo set body, the left side of stereo set body bottom and the equal fixedly connected with universal wheel in right side, the inboard intercommunication of universal wheel has the bull stick. The utility model discloses a user stimulates stereo set body cooperation universal wheel to remove, rotatory positive and negative screw rod during fixed, positive and negative screw rod is rotatory to drive the movable sleeve toward inboard removal, the movable sleeve toward inboard removal drive connecting rod and sliding sleeve toward inboard removal, the sliding sleeve drives slide bar cooperation spacing groove and makes U type frame downstream, it blocks to drive friction ring contact bull stick surface to carry out the card when U type frame cooperation spout downstream spacing removal, the unable rotatory universal wheel that makes of last bull stick also can't rotate the completion location, current stereo set has been solved and has not had locate function, lead to the stereo set to carry to the problem that the unable location of local unable easy rocking, the life of stereo set has been increased, the cost of maintenance has also been reduced, the practicality of stereo set has also been improved.

Description

Sound box convenient to carry

Technical Field

The utility model relates to a stereo set carries technical field, specifically is a stereo set that conveniently carries.

Background

The sound box is generally composed of a speaker unit and a box body, wherein the speaker unit is used as a sound production component, and the box body is used as a supplement of the speaker unit to play a role in correcting sound.

The existing sound box does not have a positioning function, so that the sound box is carried to a place and cannot be positioned to shake easily, the service life of the sound box is shortened, the maintenance cost is increased, and the practicability of the sound box is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stereo set that conveniently carries possesses the effectual advantage of location, has solved current stereo set and has not had locate function, leads to the stereo set to carry to the problem that the local unable location rocked easily.

In order to achieve the above object, the utility model provides a following technical scheme: a portable sound box comprises a sound box body, universal wheels are fixedly connected to the left side and the right side of the bottom of the sound box body, a rotating rod is communicated with the inner side of each universal wheel, a limiting box is sleeved on the surface of the rotating rod, the top of the limiting box is fixedly connected with the bottom of the sound box body, a positive screw and a negative screw are fixedly connected to the front side of the limiting box, the back sides of the positive screw and the negative screw penetrate through the front side of the limiting box and are movably connected with the back side of the inner wall of the limiting box through a bearing seat, a movable sleeve is sleeved on the front side and the back side of the surface of the positive screw and the back screw and located in the limiting box, a connecting rod is fixedly connected to the top of the movable sleeve, a fixed rod is fixedly connected to the front side of the inner wall of the limiting box and located in the front side of the positive screw and the back screw, the back, the top of connecting rod and the bottom fixed connection of sliding sleeve, the top fixed connection of sliding sleeve has drive mechanism.

Preferably, drive mechanism includes the slide bar, the top sliding connection of slide bar has U type frame, the front side and the dorsal part of U type frame and the inboard sliding connection of spacing case, the center department of U type frame bottom just corresponds the position fixedly connected with friction ring of bull stick.

Preferably, the front side and the dorsal part of spacing incasement wall just correspond the position of U type frame and seted up the spout, the length of spout is greater than the migration distance of U type frame, the quantity of spout is two, and evenly distributed, the spout uses with the cooperation of U type frame.

Preferably, the equal fixedly connected with spring in front side and the dorsal part at spacing incasement wall top, the bottom of spring and the top fixed connection of U type frame, the quantity of spring is two, and evenly distributed, the spring uses with the cooperation of U type frame.

Preferably, the surface of the U-shaped frame and the position corresponding to the slide rod are provided with limiting grooves, the gap between each limiting groove and the corresponding slide rod is not larger than two zero millimeters, the number of the limiting grooves is two, the limiting grooves are uniformly distributed, and the limiting grooves are matched with the slide rod for use.

Preferably, through holes are formed in the left side and the right side of the limiting box and correspond to the positions of the rotating rods, the cross sectional area of each through hole is larger than that of each rotating rod, and the through holes are matched with the rotating rods for use.

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

1. the utility model is provided with the stereo, the universal wheel, the rotating rod, the spacing box, the positive and negative screw rods, the movable sleeve, the connecting rod, the fixed rod, the sliding sleeve and the transmission mechanism for matching use, the stereo is pulled by a user to move in cooperation with the universal wheel, the positive and negative screw rods are rotated during fixing, the positive and negative screw rods are rotated to drive the movable sleeve to move inwards, the movable sleeve moves inwards to drive the connecting rod and the sliding sleeve to move inwards, the sliding sleeve drives the sliding rod to match with the spacing groove to enable the U-shaped frame to move downwards, the U-shaped frame is matched with the sliding groove to move downwards in a spacing way and simultaneously drive the friction ring to contact with the surface of the rotating rod to be blocked, finally, the rotating rod cannot rotate to enable the universal wheel to not rotate to complete positioning, the problem that the existing stereo is not provided with a positioning function, the stereo can not be, the practicability of the sound is also improved.

2. The utility model discloses a setting of spout can make U type frame reciprocate inside the spout, plays spacing effect simultaneously, has avoided U type frame the phenomenon that rocks to appear at the in-process that removes, also reduces U type frame at the inside friction of spout, increases U type frame's life.

3. The utility model discloses a setting of spring can assist U type frame to carry out work, plays the effect that the shock attenuation resets simultaneously, has avoided U type frame because rock the phenomenon that produces the noise at the in-process that removes, also increases the stability that U type frame removed.

4. The utility model discloses a setting of spacing groove can make the slide bar remove about the spacing inslot portion, plays fixed effect simultaneously, has avoided the slide bar to appear the phenomenon that breaks away from at the in-process that removes, also reduces the friction of slide bar in the spacing inslot portion, prolongs the live time of slide bar.

5. The utility model discloses a setting of through-hole can make the bull stick complete carry out mechanical rotation through the through-hole, and the width of having avoided the through-hole is too narrow to lead to the bull stick dead phenomenon of card to appear in through-hole department, also reduces the rotatory resistance that receives of bull stick.

Drawings

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

FIG. 2 is a right sectional view of the structure of the stop box of FIG. 1 according to the present invention;

FIG. 3 is a perspective view of a partial structure of the U-shaped frame shown in FIG. 2 according to the present invention;

fig. 4 is a perspective view of the structure of the spacing box in fig. 1.

In the figure: the sound equipment comprises a sound equipment body 1, universal wheels 2, a rotating rod 3, a limiting box 4, a positive and negative screw rod 5, a movable sleeve 6, a connecting rod 7, a fixed rod 8, a sliding sleeve 9, a transmission mechanism 10, a sliding rod 101, a U-shaped frame 102, a friction ring 103, a sliding groove 11, a spring 12, a limiting groove 13 and a through hole 14.

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, a portable sound box comprises a sound box body 1, universal wheels 2 are fixedly connected to the left side and the right side of the bottom of the sound box body 1, rotating rods 3 are communicated with the inner sides of the universal wheels 2, a limiting box 4 is sleeved on the surface of each rotating rod 3, through holes 14 are formed in the left side and the right side of each limiting box 4 and correspond to the positions of the corresponding rotating rods 3, the cross sectional area of each through hole 14 is larger than that of each rotating rod 3, the through holes 14 are matched with the rotating rods 3 for use, the rotating rods 3 can completely and mechanically rotate through the through holes 14 due to the fact that the width of the through holes 14 is too narrow, the phenomenon that the rotating rods 3 are stuck at the through holes 14 is avoided, resistance caused by rotation of the rotating rods 3 is also reduced, the top of the limiting boxes 4 is fixedly connected with the bottom of the sound box body 1, positive and negative screws 5 are fixedly connected to the front side of the limiting boxes 4, and the back, the front side and the back side of the surface of the positive and negative screw rods 5 are positioned in the limiting box 4 and are movably connected with the back side of the inner wall of the limiting box 4 through bearing seats, a movable sleeve 6 is sleeved on the front side and the back side of the surface of the positive and negative screw rods 5 and is positioned in the limiting box 4, a connecting rod 7 is fixedly connected with the top of the inner wall of the limiting box 4, a fixed rod 8 is fixedly connected with the top of the positive and negative screw rods 5, the back side of the fixed rod 8 is fixedly connected with the back side of the inner wall of the limiting box 4, a sliding sleeve 9 is sleeved on the front side and the back side of the surface of the fixed rod 8, the top of the connecting rod 7 is fixedly connected with the bottom of the sliding sleeve 9, a transmission mechanism 10 is fixedly connected with the top of the sliding sleeve 9, the transmission mechanism 10 comprises a sliding rod 101, a U-shaped frame 102 is slidably connected with the top of the sliding rod 101, the front side and the back side of the U-shaped frame 102, the length of the sliding chute 11 is greater than the moving distance of the U-shaped frame 102, the number of the sliding chutes 11 is two, the sliding chutes 11 are uniformly distributed, the sliding chutes 11 are matched with the U-shaped frame 102 for use, the U-shaped frame 102 can move up and down in the sliding chute 11 through the arrangement of the sliding chutes 11, and simultaneously play a role in limiting, so that the phenomenon that the U-shaped frame 102 shakes in the moving process is avoided, the friction of the U-shaped frame 102 in the sliding chute 11 is also reduced, the service life of the U-shaped frame 102 is prolonged, the front side and the back side of the top of the inner wall of the limiting box 4 are both fixedly connected with the springs 12, the bottoms of the springs 12 are fixedly connected with the top of the U-shaped frame 102, the springs 12 are two and uniformly distributed, the springs 12 are matched with the U-shaped frame 102 for use, the U-shaped frame 102 can be assisted to work through the arrangement of the springs 12, a damping and a resetting effect is achieved at the same, also increase the stability that U type frame 102 removed, spacing groove 13 has been seted up on the surface of U type frame 102 and the position that corresponds slide bar 101, the clearance between spacing groove 13 and the slide bar 101 must not be greater than two millimeters at zero point, the quantity of spacing groove 13 is two, and evenly distributed, spacing groove 13 uses with the cooperation of slide bar 101, setting through spacing groove 13, can make slide bar 101 remove about the spacing inslot 13 is inside, play fixed effect simultaneously, the phenomenon that breaks away from has appeared at the in-process that removes in slide bar 101 has been avoided, also reduce the friction of slide bar 101 at the inside spacing inslot 13, the live time of extension slide bar 101.

During the use, the user removes through the cooperation universal wheel 2 of pulling stereo set body 1, rotatory positive and negative screw rod 5 during fixed, positive and negative screw rod 5 is rotatory to drive movable sleeve 6 toward inboard removal, movable sleeve 6 moves toward inboard and drives connecting rod 7 and sliding sleeve 9 toward inboard removal, sliding sleeve 9 drives slide bar 101 cooperation spacing groove 13 and makes U type frame 102 move down, it is dead to drive friction ring 103 contact bull stick 3 surface when U type frame 102 cooperation spout 11 is spacing removal downwards, the unable rotation of bull stick 3 makes universal wheel 2 also can't rotate the completion location at last.

In summary, the following steps: the portable sound box is matched with the sound box body 1, the universal wheel 2, the rotating rod 3, the limit box 4, the positive and negative screw rods 5, the movable sleeve 6, the connecting rod 7, the fixed rod 8, the sliding sleeve 9 and the transmission mechanism 10, move through user pulling stereo set 1 cooperation universal wheel 2, rotatory positive and negative screw rod 5 during fixed, positive and negative screw rod 5 is rotatory to drive movable sleeve 6 toward inboard removal, movable sleeve 6 moves towards inboard removal drive connecting rod 7 and sliding sleeve 9 toward inboard removal toward inboard, sliding sleeve 9 drives slide bar 101 cooperation spacing groove 13 and makes U type frame 102 move down, it blocks to drive friction ring 103 contact bull stick 3 surface when U type frame 102 cooperation spout 11 moves down spacing removal, last bull stick 3 can't rotate and make universal wheel 2 also can't rotatory completion location, current stereo set has been solved and has not had the locate function, lead to the stereo set to carry to the problem that the local unable location rocked easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 stereo set that conveniently carries, includes stereo set body (1), its characterized in that: the loudspeaker box is characterized in that universal wheels (2) are fixedly connected to the left side and the right side of the bottom of the loudspeaker box body (1), the inner side of each universal wheel (2) is communicated with a rotating rod (3), a limiting box (4) is sleeved on the surface of each rotating rod (3), the top of each limiting box (4) is fixedly connected with the bottom of the loudspeaker box body (1), a positive screw (5) and a negative screw (5) are fixedly connected to the front side of each limiting box (4), the back side of each positive screw (5) penetrates through the front side of each limiting box (4) and is movably connected with the back side of the inner wall of each limiting box (4) through a bearing seat, a movable sleeve (6) is sleeved on the front side and the back side of the surface of each positive screw (5) and is positioned inside the corresponding limiting box (4), a connecting rod (7) is fixedly connected to the top of each movable sleeve (6), and a fixing rod (8) is fixedly connected to the front, the dorsal part of dead lever (8) and the dorsal part fixed connection of spacing case (4) inner wall, sliding sleeve (9) have all been cup jointed to the front side and the dorsal part on dead lever (8) surface, the top of connecting rod (7) and the bottom fixed connection of sliding sleeve (9), the top fixedly connected with drive mechanism (10) of sliding sleeve (9).

2. A portable sound box according to claim 1, wherein: the transmission mechanism (10) comprises a sliding rod (101), the top of the sliding rod (101) is connected with a U-shaped frame (102) in a sliding mode, the front side and the back side of the U-shaped frame (102) are connected with the inner side of a limiting box (4) in a sliding mode, and the center of the bottom of the U-shaped frame (102) corresponds to the position of the rotating rod (3) and is fixedly connected with a friction ring (103).

3. A portable sound box according to claim 2, wherein: the front side and the back side of the inner wall of the limiting box (4) correspond to the position of the U-shaped frame (102) and are provided with sliding grooves (11), the length of each sliding groove (11) is larger than the moving distance of the U-shaped frame (102), the sliding grooves (11) are distributed uniformly, and the sliding grooves (11) are matched with the U-shaped frame (102) for use.

4. A portable sound box according to claim 2, wherein: the utility model discloses a spacing case, including spacing case (4), the equal fixedly connected with spring (12) of front side and dorsal part at spacing case (4) inner wall top, the bottom of spring (12) and the top fixed connection of U type frame (102), the quantity of spring (12) is two, and evenly distributed, spring (12) and U type frame (102) cooperation are used.

5. A portable sound box according to claim 2, wherein: the surface of the U-shaped frame (102) is provided with a limiting groove (13) corresponding to the position of the sliding rod (101), the gap between the limiting groove (13) and the sliding rod (101) is not larger than two millimeters at the zero point, the number of the limiting grooves (13) is two, the limiting grooves are uniformly distributed, and the limiting grooves (13) are matched with the sliding rod (101) for use.

6. A portable sound box according to claim 1, wherein: through-hole (14) have been seted up just to the position that corresponds bull stick (3) on the left side and the right side of spacing case (4), the cross-sectional area of through-hole (14) is greater than the cross-sectional area of bull stick (3), through-hole (14) and bull stick (3) cooperation are used.