CN115297389A

CN115297389A - Portable outdoor square stereo set

Info

Publication number: CN115297389A
Application number: CN202210937344.XA
Authority: CN
Inventors: 范华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-11-04

Abstract

The invention discloses a portable outdoor square sound box, which relates to the technical field of sound boxes and comprises a sound box main body, wherein the upper end and the lower end of the sound box main body are fixedly provided with end plates, a bottom cover is fixedly arranged on the end plate positioned at the bottom end, one side of the circumferential outer wall of the bottom cover is provided with a traction assembly, the top of the sound box main body is provided with a lifting assembly, and the bottom end of the sound box main body is provided with a fixed assembly; the lifting assembly comprises a threaded main rod fixedly mounted at the center of the top of the main sound box body, the threaded main rod is provided with a protection assembly, two containing cavities are formed in the threaded main rod, the tops of the two containing cavities are respectively provided with a communicated extending cavity, the extending cavities and the containing cavities are coaxially arranged, the inner diameters of the extending cavities are smaller than the inner diameters of the containing cavities, and the inner bottoms of the two containing cavities are fixedly connected with return springs; the invention utilizes two modes of the traction component and the lifting component to lift the sound box, thereby increasing the carrying mode of the sound box.

Description

Portable outdoor square stereo set

Technical Field

The invention relates to the technical field of sound equipment, in particular to a portable outdoor square sound equipment.

Background

The sound equipment refers in particular to a set of audio system for making sound by combining electrical equipment. The development history of sound technology can be divided into four stages, namely a transistor, an integrated circuit and a field effect transistor. With the progress of society, people are more colorful in life. The singing and dancing as an entertainment form for thousands of years goes deep into the life of people of all groups. People have more and more requirements and higher requirements on the performance form and the field of singing and dancing. Sound systems are continuously improved and perfected in accordance with the needs of people.

Through the retrieval, publication number is CN210694235U patent document, discloses a portable outdoor bluetooth sound, including the box, the bottom fixedly connected with universal wheel of box, the right side swing joint at box top has the round bar. This portable outdoor bluetooth sound, can increase the stability that the box removed through the installation universal wheel, when needs take outdoor sound out of the outdoor use, put into the inside of box with outdoor sound, through promoting horizontal push rod, horizontal push rod can promote interior pole in proper order, outer pole, the connecting rod, ball and fixed block, promote the box at last and remove, the purpose of carrying outdoor bluetooth sound has been realized, when the box removes the assigned position, can rotate under the supporting role at connecting block and portable handle, hold portable handle, can take outdoor sound out of the use, overall structure is simple, the purpose of carrying outdoor bluetooth sound has been realized, make things convenient for people to use outdoor bluetooth sound outside, the availability factor of outdoor bluetooth sound has been improved.

Patent document No. CN216057352U discloses a portable telescopic sound box for outdoor use, which includes a housing; the bottom fixedly connected with crash pad of casing, the interior diapire fixed mounting of casing has damping mechanism, damping mechanism's top swing joint has sound body, one side fixedly connected with slider of sound body, one side swing joint of casing has the mounting panel, one side fixedly connected with fixed block of mounting panel.

Based on the above search and the discovery of the prior art: the existing portable sound equipment is usually consigned by arranging a support rod so as to achieve the purpose of portability, and although some support rods of the existing sound equipment can be stored, the support rods cannot be completely stored, and one side of the sound equipment with a long section connected is still arranged; in addition, the handle is adopted, but the storage cannot be completed, so that certain influence is brought to the operation of the sound equipment, and the limitation exists.

Disclosure of Invention

The invention aims to provide a portable outdoor square sound box to solve the problems in the background technology.

The technical scheme of the invention is as follows: a portable outdoor square sound box comprises a sound box main body, wherein end plates are fixedly mounted at the upper end and the lower end of the sound box main body, a bottom cover is fixedly mounted on the end plate positioned at the bottom end, a traction assembly is mounted on one side of the outer circumferential wall of the bottom cover, a lifting assembly is arranged at the top of the sound box main body, and a fixing assembly is mounted at the bottom end of the sound box main body;

the lifting assembly comprises a threaded main rod fixedly mounted at the center of the top of the sound body, the threaded main rod is provided with a protection assembly, two containing cavities are formed in the threaded main rod, the tops of the two containing cavities are respectively provided with a communicated extending cavity, the extending cavities and the containing cavities are coaxially arranged, the inner diameters of the extending cavities are smaller than the inner diameters of the containing cavities, the inner bottoms of the two containing cavities are respectively and fixedly connected with a return spring, the tops of the two return springs are respectively and fixedly connected with clamping blocks in sliding fit with the inner walls of the containing cavities, the tops of the two clamping blocks are respectively and fixedly connected with a rope belt, and the tops of the two rope belts are jointly connected with a lifting block;

the traction assembly comprises a storage box fixedly mounted on the outer wall of the circumference of the bottom cover, a flexible pull belt is fixedly connected to the inside of the storage box, a coil spring is fixedly arranged inside the flexible pull belt, and a handle is fixedly connected to the end of the flexible pull belt.

Preferably, the top guard on the screw mobile jib is established including the movable sleeve to the protection component, the heavy groove of annular has been seted up at the top of end cover, and the groove body width that the groove was sunk to the annular and the wall thickness looks adaptation of top guard, there is the pipe through threaded connection on the screw mobile jib, and supports a plurality of extension driving levers of fixedly connected with on the circumference outer wall of pipe, support the bottom outer wall fixedly connected with pressure spring of pipe, and pressure spring's bottom fixed mounting has the annular commentaries on classics board, the annular commentaries on classics board passes through the bearing rotation with the top guard and is connected.

Preferably, the bottom outer wall of end cover is close to a plurality of supports of edge fixedly connected with, and the universal wheel is all installed, a plurality of to the bottom of a plurality of supports the support is ring array and distributes.

Preferably, the fixed subassembly includes the installation cavity of seting up in the stereo set main part bottom, and the inside fixed mounting of installation cavity has electric telescopic handle, electric telescopic handle's extension rod runs through end cover and extends to the bottom of end cover, electric telescopic handle's extension rod end fixed mounting has end block.

Preferably, the outer wall of the circumference of the end block is fixedly connected with a plurality of claw rods, and the outer walls of the bottoms of the claw rods are fixedly connected with a plurality of rubber oblique strips which are distributed equidistantly.

Preferably, the shielding cylinder is fixedly mounted on the outer wall of the circumference of the top cover, and the shielding cylinder is integrally of a conical structure.

Preferably, the outer wall of the bottom cover is fixedly provided with a coaxially arranged counterweight ring.

Preferably, the whole sound body is of a polygonal prism structure, and a sound net cover is arranged on each outer peripheral surface of the sound body.

Preferably, be located the top clean subassembly is installed to one side of end plate, and clean subassembly includes the rotating electrical machines of fixed mounting on the end plate, the output shaft fixed mounting of rotating electrical machines has drive gear, a plurality of connecting blocks of fixedly connected with are gone up to the one end periphery wall that stereo set main part is close to the top, and the tip of a plurality of connecting blocks is connected with the supporting ring board jointly, it is connected with from the rotating ring board to rotate on the supporting ring board, and fixed mounting has a plurality of internal teeth on the circumference inside wall of from the rotating ring board, internal tooth and drive gear looks adaptation.

Preferably, the bottom outer wall fixedly connected with of driven ring board has a plurality of equidistance brush-holder stud that distribute, and the brush-holder stud adopts the rubber material to make, and is a plurality of equal fixed mounting has the atmosphere lamp on the lateral wall of brush-holder stud.

The invention provides portable outdoor square sound through improvement, compared with the prior art, the invention has the following improvements and advantages:

one is as follows: the sound box can be lifted by the aid of the traction assembly and the lifting assembly, so that carrying modes of the sound box are increased, and the stability of connection between the sound box main body and the ground can be enhanced by the aid of the fixed assembly; by utilizing the arranged lifting assembly, an operator can pull the rope through the lifting block and lift the main body of the sound box by means of the threaded main rod; when the lifting assembly is not needed to be carried, the rope belt positioned outside the threaded main rod can be pulled back into the containing cavity and the extending cavity under the action of the return spring, so that the lifting assembly can be recovered, and the situation that the rope belt is scattered is avoided;

the second step is as follows: according to the invention, by utilizing the arranged traction assembly, a user can pull out the flexible drawstring through the handle, and after the flexible drawstring is completely pulled out, acting force can be applied to the storage box and the bottom cover, so that the traction on the main body of the sound box can be completed, and the main body of the sound box can be conveniently moved;

and thirdly: according to the invention, by utilizing the protection assembly, when the sound equipment is not used, the extension deflector rod is stirred to drive the support pipe to rotate, so that the support pipe moves downwards, the top cover is driven to move downwards by the compression spring and the annular rotating plate, and the bottom of the top cover is spliced with the annular sinking groove on the bottom cover, so that the top cover and the bottom cover form a completed closed space, a good protection effect is achieved on the sound equipment main body, and the external force damage received by the sound equipment main body is reduced;

fourthly, the method comprises the following steps: according to the invention, by utilizing the cleaning assembly, an operator can control the starting of the rotating motor, and can drive the driven ring plate to rotate on the basis of the support ring plate through the transmission action of the driving gear and the internal teeth, when the driven ring plate rotates, the brush rod can be driven to rotate, and the brush rod is utilized to brush the sound screen, so that the purpose of cleaning is achieved, and the attachment of dust is avoided; on the other hand, the atmosphere lamp on one side of the brush rod can rotate along with the brush rod and the driven annular plate, so that the ornamental value of the sound box is increased.

Drawings

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

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 isbase:Sub>A schematic sectional view A-A of the present invention;

FIG. 4 is a schematic view of a half-section of the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 3B according to the present invention;

FIG. 6 is a schematic perspective view of the top cover and the shielding cylinder of the present invention in a removed state;

FIG. 7 is an enlarged view of the structure of FIG. 6 at C;

fig. 8 is a schematic plan view of the claw rod of the present invention.

Reference numerals are as follows:

1. a main body of the sound equipment; 2. an annular sinking groove; 3. a storage box; 4. a flexible drawstring; 5. a handle; 6. a shielding cylinder; 7. a top cover; 8. a threaded main rod; 9. a rope belt; 10. lifting blocks; 11. pushing the pipe; 12. extending the deflector rod; 13. a compression spring; 14. an annular rotating plate; 15. a brush bar; 16. an atmosphere lamp; 17. a sound net cover; 18. a support; 19. a universal wheel; 20. a bottom cover; 21. an end-block; 22. an electric telescopic rod; 23. a claw rod; 24. a counterweight ring; 25. an extension cavity; 26. a clamping block; 27. a receiving cavity; 28. a return spring; 29. an end plate; 30. connecting blocks; 31. a support ring plate; 32. a driven ring plate; 33. internal teeth; 34. a rotating electric machine; 35. a drive gear; 36. rubber oblique strips.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a portable outdoor square sound box through improvement, and the technical scheme of the invention is as follows:

as shown in fig. 1 to 8, an embodiment of the present invention provides a portable outdoor square sound box, which includes a sound box main body 1, end plates 29 are fixedly mounted on upper and lower ends of the sound box main body 1, a bottom cover 20 is fixedly mounted on the end plate 29 located at the bottom end, a traction assembly is mounted on one side of the circumferential outer wall of the bottom cover 20, a lifting assembly is disposed on the top of the sound box main body 1, and a fixing assembly is mounted at the bottom end of the sound box main body 1.

Through the setting of above-mentioned structure, the usable subassembly that pulls that sets up and carry the subassembly dual mode and carry the stereo set and move to increase the mode of carrying of this stereo set, utilize the fixed subassembly that sets up, can strengthen the stability of being connected between stereo set main part 1 and the ground.

The lifting assembly comprises a threaded main rod 8 fixedly installed at the center of the top of the sound body 1, the threaded main rod 8 is provided with a protection assembly, two containing cavities 27 are formed in the threaded main rod 8, the tops of the two containing cavities 27 are respectively provided with a communicated extending cavity 25, the extending cavity 25 and the containing cavities 27 are coaxially arranged, the inner diameter of the extending cavity 25 is smaller than that of the containing cavities 27, and through the arrangement, one end, close to the containing cavities 27, of the extending cavity 25 forms an annular abutting surface, so that subsequent clamping blocks 26 can be clamped and limited; the inner bottoms of the two containing cavities 27 are fixedly connected with return springs 28, the tops of the two return springs 28 are fixedly connected with clamping blocks 26 in sliding fit with the inner walls of the containing cavities 27, the tops of the two clamping blocks 26 are fixedly connected with ropes 9, and the tops of the two ropes 9 are connected with lifting blocks 10 together; by utilizing the arranged lifting assembly, an operator can pull the rope 9 through the lifting block 10 and lift the sound main body 1 by the aid of the threaded main rod 8; when not carrying, under the effect of reset spring 28, can draw back the rope 9 that is located the outside of screw thread mobile jib 8 and accomodate chamber 27 and extend in the chamber 25 to can retrieve this lifting assembly, avoid appearing the condition that the rope 9 scatters.

As a further scheme of the invention, the traction assembly comprises a storage box 3 fixedly mounted on the outer wall of the circumference of the bottom cover 20, a flexible pull belt 4 is fixedly connected inside the storage box 3, a coil spring is fixedly arranged inside the flexible pull belt 4, and a handle 5 is fixedly connected to the end part of the flexible pull belt 4; utilize the subassembly that pulls that sets up, user of service accessible handle 5 pulls out flexible stretching strap 4, pulls out the back completely when flexible stretching strap 4, can apply the effort to receiver 3 and end cover 20, and then can accomplish the pulling to main sound 1 to make things convenient for main sound 1's removal.

Referring to fig. 1-5, the protection assembly comprises a top cover 7 movably sleeved on a threaded main rod 8, an annular sinking groove 2 is formed in the top of a bottom cover 20, the width of a groove body of the annular sinking groove 2 is matched with the wall thickness of the top cover 7, a supporting pipe 11 is connected to the threaded main rod 8 through threads, a plurality of extending shift rods 12 are fixedly connected to the circumferential outer wall of the supporting pipe 11, a compression spring 13 is fixedly connected to the bottom outer wall of the supporting pipe 11, an annular rotating plate 14 is fixedly mounted at the bottom end of the compression spring 13, and the annular rotating plate 14 is rotatably connected with the top cover 7 through a bearing; utilize the protective assembly who sets up, when this stereo set does not use, can drive to support pipe 11 to rotate through stirring extension driving lever 12, make to support pipe 11 downstream, and drive overhead guard 7 downstream through pressure spring 13 and annular commentaries on classics board 14, and make the annular heavy groove 2 on the bottom of overhead guard 7 and the end cover 20 peg graft mutually, make overhead guard 7 and end cover 20 constitute the airtight space of accomplishing, thereby play good guard action to stereo set main part 1, reduce the external force damage that stereo set main part 1 received.

Further, a plurality of supports 18 are fixedly connected to the outer wall of the bottom cover 20 close to the edge, universal wheels 19 are mounted at the bottoms of the supports 18, and the supports 18 are distributed in an annular array; the sound equipment is convenient to carry out traction movement by the arranged bracket 18 and the universal wheel 19.

As a further scheme of the invention, the fixing component comprises a mounting cavity arranged at the bottom end of the main audio body 1, an electric telescopic rod 22 is fixedly mounted inside the mounting cavity, an extension rod of the electric telescopic rod 22 penetrates through the bottom cover 20 and extends to the bottom of the bottom cover 20, and an end block 21 is fixedly mounted at the end part of the extension rod of the electric telescopic rod 22; by using the arranged fixing component, the electric telescopic rod 22 can be started by controlling, and the electric telescopic rod 22 can push the end block 21 to move downwards, and is contacted and extruded with the ground, so that sufficient friction force is generated, and the sound box is convenient to fix.

Furthermore, the outer circumferential wall of the end block 21 is fixedly connected with a plurality of claw rods 23, and the outer bottom walls of the plurality of claw rods 23 are fixedly connected with a plurality of rubber oblique strips 36 which are distributed equidistantly; the plurality of claw rods 23 can be in contact with the ground together with the end block 21, so that the contact area with the ground is increased, and meanwhile, the friction force between the claw rods 23 and the ground can be further improved by the arranged rubber inclined strips 36, so that the purpose of improving the sound fixing stability is achieved.

Furthermore, a shielding cylinder 6 is fixedly arranged on the circumferential outer wall of the top cover 7, and the shielding cylinder 6 is integrally in a conical structure; by means of the shielding barrel 6, when raining, rainwater can flow down along the inclined plane of the shielding barrel 6, the sound body 1 is prevented from being wetted, and a good rain shielding effect can be achieved.

As a further proposal of the invention, a coaxially arranged counterweight ring 24 is fixedly arranged on the outer wall of the bottom cover 20; the weight ring 24 is provided to lower the center of gravity of the audio device, thereby improving the stability of the audio device when the audio device is placed and pulled.

Further, the whole of the main audio body 1 has a polygonal prism structure, and each peripheral surface of the main audio body 1 is provided with an audio mesh enclosure 17.

As a further scheme of the invention, a cleaning component is installed on one side of the end plate 29 positioned at the top, and the cleaning component comprises a rotating motor 34 fixedly installed on the end plate 29, a driving gear 35 is fixedly installed on an output shaft of the rotating motor 34, a plurality of connecting blocks 30 are fixedly connected on the outer peripheral wall of one end of the sound body 1 close to the top, the end parts of the plurality of connecting blocks 30 are jointly connected with a supporting ring plate 31, a driven ring plate 32 is rotatably connected on the supporting ring plate 31, a plurality of inner teeth 33 are fixedly installed on the inner peripheral wall of the driven ring plate 32, and the inner teeth 33 are matched with the driving gear 35.

Further, the outer wall of the bottom of the driven ring plate 32 is fixedly connected with a plurality of brush rods 15 which are distributed at equal intervals, the brush rods 15 are made of rubber materials, and atmosphere lamps 16 are fixedly arranged on the outer side walls of the plurality of brush rods 15; by utilizing the arranged cleaning component, an operator can start the rotating motor 34 by controlling, and can drive the driven ring plate 32 to rotate on the basis of the supporting ring plate 31 through the transmission action of the driving gear 35 and the internal teeth 33, when the driven ring plate 32 rotates, the brush rod 15 can be driven to rotate, and the sound mesh enclosure 17 is brushed by utilizing the brush rod 15, so that the purpose of cleaning is achieved, and the adhesion of dust is avoided; on the other hand, the mood light 16 on the brush lever 15 side can follow the rotation of the brush lever 15 and the driven ring plate 32, thereby increasing the aesthetic value of the sound.

The specific working method comprises the following steps: the stereo can be lifted by the two modes of the arranged traction component and the lifting component, so that the carrying mode of the stereo is increased, and the stability of connection between the stereo body 1 and the ground is enhanced by the arranged fixed component; by utilizing the arranged lifting assembly, an operator pulls the rope belt 9 through the lifting block 10 and lifts and carries the sound main body 1 by the aid of the threaded main rod 8; when the lifting assembly is not required to be carried, under the action of the return spring 28, the rope belt 9 positioned outside the threaded main rod 8 is pulled back into the accommodating cavity 27 and the extending cavity 25, so that the lifting assembly is recovered, and the rope belt 9 is prevented from scattering; by utilizing the arranged traction assembly, a user can pull out the flexible pull belt 4 through the handle 5, and after the flexible pull belt 4 is completely pulled out, acting force is applied to the storage box 3 and the bottom cover 20, so that the traction on the main sound body 1 is completed, and the main sound body 1 is convenient to move; by utilizing the arranged protection component, when the sound equipment is not used, the extension deflector rod 12 is stirred to drive the support tube 11 to rotate, so that the support tube 11 moves downwards, the top cover 7 is driven to move downwards through the compression spring 13 and the annular rotating plate 14, the bottom of the top cover 7 is inserted into the annular sinking groove 2 on the bottom cover 20, the top cover 7 and the bottom cover 20 form a completed closed space, a good protection effect is achieved on the sound equipment body 1, and the damage of external force received by the sound equipment body 1 is reduced; by utilizing the arranged fixing component, the electric telescopic rod 22 can be started by controlling, the electric telescopic rod 22 pushes the end block 21 to move downwards, and the end block 21 is contacted and extruded with the ground, so that enough friction force is generated, the sound box is convenient to fix, simultaneously, the plurality of claw rods 23 and the end block 21 are contacted with the ground together, so that the contact area with the ground is increased, and meanwhile, the friction force between the claw rods 23 and the ground is further improved by utilizing the arranged rubber inclined strips 36, so that the purpose of improving the fixing stability of the sound box is achieved; by utilizing the arranged cleaning component, an operator can start the rotating motor 34 by controlling, and the driven ring plate 32 is driven to rotate on the basis of the supporting ring plate 31 through the transmission action of the driving gear 35 and the internal teeth 33, when the driven ring plate 32 rotates, the brush rod 15 is driven to rotate, and the sound mesh enclosure 17 is brushed by utilizing the brush rod 15, so that the purpose of cleaning is achieved, and the adhesion of dust is avoided; on the other hand, the atmosphere lamp 16 on the brush rod 15 side rotates following the brush rod 15 and the driven ring plate 32, thereby increasing the aesthetic value of the sound.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a portable outdoor square stereo set, includes audio subject (1), the equal fixed mounting in upper and lower end of audio subject (1) has end plate (29), and is located the bottom fixed mounting has end cover (20) on end plate (29), the circumference outer wall one side of end cover (20) is installed and is drawn subassembly, its characterized in that: the top of the sound equipment main body (1) is provided with a lifting component, and the bottom end of the sound equipment main body (1) is provided with a fixing component;

the lifting assembly comprises a threaded main rod (8) fixedly mounted at the center of the top of the sound main body (1), a protection assembly is mounted on the threaded main rod (8), two containing cavities (27) are formed in the threaded main rod (8), extension cavities (25) communicated with each other are formed in the tops of the two containing cavities (27), the extension cavities (25) and the containing cavities (27) are coaxially arranged, the inner diameters of the extension cavities (25) are smaller than the inner diameters of the containing cavities (27), return springs (28) are fixedly connected to the inner bottoms of the two containing cavities (27), clamping blocks (26) in sliding fit with the inner walls of the containing cavities (27) are fixedly connected to the tops of the two return springs (28), ropes (9) are fixedly connected to the tops of the two clamping blocks (26), and lifting blocks (10) are jointly connected to the tops of the two ropes (9);

the traction assembly comprises a storage box (3) fixedly mounted on the circumferential outer wall of the bottom cover (20), a flexible pull belt (4) is fixedly connected to the inner portion of the storage box (3), a coil spring is fixedly arranged inside the flexible pull belt (4), and a handle (5) is fixedly connected to the end portion of the flexible pull belt (4).

2. A portable outdoor square sound according to claim 1, characterized in that: the protection component establishes overhead guard (7) on screw mobile jib (8) including the activity cover, the heavy groove of annular (2) has been seted up at the top of end cover (20), and the groove body width that the groove (2) was sunk to the annular is with the wall thickness looks adaptation of overhead guard (7), there is pipe (11) through threaded connection on screw mobile jib (8), and supports on the circumference outer wall of pipe (11) a plurality of extension driving levers (12) of fixedly connected with, support the bottom outer wall fixedly connected with pressure spring (13) of pipe (11), and the bottom fixed mounting of pressure spring (13) has annular commentaries on classics board (14), annular commentaries on classics board (14) are connected through the bearing rotation with overhead guard (7).

3. A portable outdoor square sound according to claim 1, characterized in that: the bottom outer wall of end cover (20) is close to a plurality of supports (18) of fixedly connected with in edge, and universal wheel (19), a plurality of are all installed to the bottom of a plurality of supports (18) support (18) are the annular array and distribute.

4. The portable outdoor square sound box of claim 1, characterized in that: fixed subassembly is including offering the installation cavity in stereo set main part (1) bottom, and the inside fixed mounting of installation cavity has electric telescopic handle (22), the extension rod of electric telescopic handle (22) runs through end cover (20) and extends to the bottom of end cover (20), the extension rod tip fixed mounting of electric telescopic handle (22) has end block (21).

5. The portable outdoor square sound of claim 4, wherein: the outer wall of the circumference of the end block (21) is fixedly connected with a plurality of claw rods (23), and the outer walls of the bottoms of the claw rods (23) are fixedly connected with a plurality of rubber oblique strips (36) which are distributed equidistantly.

6. The portable outdoor square sound box of claim 2, wherein: the circumference outer wall fixed mounting of overhead guard (7) hides a section of thick bamboo (6), just hides a section of thick bamboo (6) and wholly is the toper structure.

7. The portable outdoor square sound box of claim 1, characterized in that: and a coaxially arranged counterweight ring (24) is fixedly arranged on the outer wall of the bottom cover (20).

8. A portable outdoor square sound according to claim 1, characterized in that: the whole sound equipment body (1) is of a polygonal prism structure, and each peripheral face of the sound equipment body (1) is provided with a sound equipment net cover (17).

9. The portable outdoor square sound box of claim 1, characterized in that: be located the top clean subassembly is installed to one side of end plate (29), and clean subassembly includes rotating electrical machines (34) of fixed mounting on end plate (29), the output shaft fixed mounting of rotating electrical machines (34) has drive gear (35), a plurality of connecting blocks of fixedly connected with (30) are gone up to sound main body (1) one end periphery wall near the top, and the tip of a plurality of connecting blocks (30) is connected with supporting ring board (31) jointly, it is connected with driven ring board (32) to rotate on supporting ring board (31), and fixed mounting has a plurality of internal teeth (33) on the circumference inside wall of driven ring board (32), internal tooth (33) and drive gear (35) looks adaptation.

10. A portable outdoor square sound according to claim 9, characterized in that: the bottom outer wall fixedly connected with brush-holder stud (15) that a plurality of equidistance of driven crown plate (32) distribute, and brush-holder stud (15) adopt the rubber material to make, a plurality of equal fixed mounting has atmosphere lamp (16) on the lateral wall of brush-holder stud (15).