CN220273814U

CN220273814U - Box stereo set of convenient removal

Info

Publication number: CN220273814U
Application number: CN202322059501.4U
Authority: CN
Inventors: 邓世龙
Original assignee: Ningbo Hongjiayuan Electronic Co ltd
Current assignee: Ningbo Hongjiayuan Electronic Co ltd
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2023-12-29
Anticipated expiration: 2033-08-02

Abstract

The utility model relates to the technical field of box-type sound equipment convenient to move, and discloses box-type sound equipment convenient to move, which comprises a box body with a screw rod fixedly connected to the inner wall and a wheel frame with a strut-type shock absorber fixedly connected to the upper end, wherein a main screw gear for sliding is connected to the outer surface of the screw rod in a meshed mode, a secondary screw gear for sliding is connected to the outer surface of the screw rod in a meshed mode, a rotating rod for rotating is fixedly connected to the lower end of the wheel frame, wheels for moving are fixedly connected to the lower end of the rotating rod, and supporting rods for supporting are fixedly connected to the two ends of the secondary screw gear. This box stereo set of convenient removal sets up through the cooperation of wheel frame and pillar bumper shock absorber, can meet the barrier at the wheel, in time keeps away the barrier shock attenuation to make box stereo set avoid great undulant, and then reduce box stereo set's damage, its shock attenuation effect is stronger, very convenient when removing.

Description

Box stereo set of convenient removal

Technical Field

The utility model relates to the technical field of box-type sound equipment, in particular to a box-type sound equipment convenient to move.

Background

The sound box is a terminal of the whole sound system, and is used for converting audio electric energy into corresponding sound energy and radiating the sound energy into space, and is usually composed of a loudspeaker, a frequency divider, a box body, sound absorbing materials and the like, and is an extremely important component part of the sound system, because the sound box is responsible for converting an electric signal into an acoustic signal for direct listening to human ears, the sound box is required to directly cross with human hearing, the human hearing is very sensitive, the tone of complex sound has very strong distinguishing capability, the traditional sound box convenient to move has the following defects, the sound box is a very common electric appliance in daily life of people at present, especially an indispensible electric appliance in outdoor holding activities, and common electric appliances are fixed and heavy, so the sound box is inconvenient to move.

The utility model discloses a Chinese patent publication No. CN109218901A, which relates to a sound device convenient to move and comprises a sound shell, a USB interface, a soundboard and a connecting wire, wherein a lifting handle is fixedly arranged at the upper end of the sound shell, a pulley is fixedly arranged at the bottom end of the sound shell, a fixing seat is fixedly arranged on the outer surface of the pulley, a time display screen is fixedly arranged on the upper surface of a regulating panel, a volume display screen is arranged on one side of the time display screen, a volume down-regulating button is fixedly arranged on the other side of the time display screen, a volume up-regulating button is fixedly arranged on one side of the volume down-regulating button, and a power switch is fixedly arranged on one side of the volume display screen.

However, the box-type sound box has the following problems in practical use:

1. in the process of pulling and moving the box type sound equipment, the wheels are easy to collide with obstacles on a road, so that impact forces and vibration with different degrees are generated, the wheels or the box body are damaged, and the box type sound equipment is very inconvenient to move;

2. when the box-type sound box is applied, the box body is large in volume due to the fact that wheels are small, if the box-type sound box is idle for a long time, the box-type sound box is easy to be pressed or impacted, and the protection effect on the wheel structure is poor.

Disclosure of Invention

(one) solving the technical problems

In order to overcome the defects in the prior art, the utility model provides a box type sound box which is convenient to move, so as to solve the technical problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a box stereo set of convenient removal, includes the box of inner wall fixedly connected with hob and the wheel frame of upper end fixedly connected with pillar type bumper shock absorber, the surface meshing of hob is connected with and is used for gliding main helical gear, the surface meshing of hob is connected with and is used for gliding vice helical gear, the upper end fixedly connected with of hob is used for spacing upper limit stopper, the lower extreme fixedly connected with of hob is used for spacing lower limit stopper, the surface fixedly connected with of hob is used for spacing well stopper, the hob passes through well stopper and box fixed connection.

Optionally, the lower extreme fixedly connected with of wheel frame is used for pivoted dwang, the lower extreme fixedly connected with of dwang is used for the wheel that removes, the equal fixedly connected with in the both ends of vice helical gear is used for the bracing piece of support, the one end fixedly connected with of bracing piece is used for the absorbing connecting rod.

Optionally, the upper end fixedly connected with of hob is used for spacing last stopper, the lower extreme fixedly connected with of hob is used for spacing lower stopper, go up stopper and box fixed connection through well stopper.

Optionally, a piston cylinder for damping is arranged at the lower end of the strut type damper, a spring for damping is fixedly connected to the outer surface of the piston cylinder, a connecting rod for sliding is connected to the upper end of the spring, and the lower end of the connecting rod is inserted into the piston cylinder.

Optionally, the tooth piece that is used for connecting has been seted up to the inner wall of vice helical gear, the tooth piece that is used for connecting has been seted up to the inner wall of main helical gear, main helical gear passes through tooth piece and goes up spiral tooth's socket meshing connection, vice helical gear passes through tooth piece and lower spiral tooth's socket meshing connection.

Optionally, the upper end of box has seted up the pole groove that is used for accomodating, the speaker that is used for the megaphone is seted up to the side of box, the inner wall in pole groove has pegged graft and has been used for the hand pull rod of removal, the insurance knot that is used for fixed is seted up to the upper end of box.

(III) beneficial effects

The utility model provides a box-type sound box convenient to move, which has the following beneficial effects:

1. according to the box-type sound box convenient to move, through the matching arrangement of the wheel frame and the strut type shock absorber, if an operator encounters an obstacle when pushing the sound box, the strut type shock absorber plays a role of buffering, and can effectively avoid the obstacle and absorb shock in time, so that the matching arrangement of the wheel frame and the strut type shock absorber can enable the box-type sound box to avoid larger fluctuation, further damage of the box-type sound box is reduced, the shock absorption effect is strong, and the box-type sound box is convenient to move;

2. this box stereo set of convenient removal, cooperation through hob and helical tooth sets up, and when operating personnel pulled out the hand lever, the hand lever was gone up and is stretched to upper limit stopper, and the wheel stretches down to lower limit stopper simultaneously, and when operating personnel folded the hand lever, the hand lever was contracted down to well stopper, and wheel device was contracted to well stopper simultaneously, therefore the cooperation setting of hob and helical tooth can make wheel device convenient and fast more when folding, easily personnel operation, and it is stronger to the protection effect of wheel.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the present utility model;

FIG. 3 is a schematic view of a spiral structure according to the present utility model;

FIG. 4 is a schematic view of a strut-type shock absorber according to the present utility model;

fig. 5 is a schematic view of the helical tooth structure of the present utility model.

In the figure: 1. a case; 2. a hand pull rod; 3. a wheel; 4. a rod groove; 5. a speaker; 6. a main helical gear; 7. wheel frame; 8. a secondary helical gear; 9. a screw rod; 10. a piston cylinder; 11. a spring; 12. a connecting rod; 13. strut type shock absorber; 14. a spiral tooth slot is arranged on the upper part; 15. a lower spiral tooth slot; 16. a rotating lever; 17. tooth blocks; 18. a lower limiting block; 19. an upper limiting block; 20. a support rod; 21. a safety buckle; 22. and a middle limiting block.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 and 2, the present utility model provides a technical solution: the utility model provides a box stereo set convenient to remove, box 1 and wheel frame 7 of upper end fixedly connected with pillar type bumper shock absorber 13 including inner wall fixedly connected with hob 9, the upper end fixedly connected with of hob 9 is used for spacing upper stopper 19, the lower extreme fixedly connected with of hob 9 is used for spacing lower stopper 18, the surface fixedly connected with of hob 9 is used for spacing well stopper 22, hob 9 passes through well stopper 22 and box 1 fixed connection, the lower extreme fixedly connected with of wheel frame 7 is used for pivoted dwang 16, the lower extreme fixedly connected with of dwang 16 is used for moving wheel 3, the upper end of box 1 has been seted up and is used for accomodating the lever groove 4, speaker 5 that is used for being used for is seted up to the side of box 1, the inner wall grafting of lever groove 4 has hand bar 2 that is used for removing, the upper end of box 1 has been seted up and is used for fixed insurance knot 21;

the wheel 3 and the hand-pulling rod 2 can be stretched up and down through the arrangement of the screw rod 9, so that a folding effect is achieved, the wheel 3 and the hand-pulling rod 2 can be firmly arranged in the box body 1 through the arrangement of the upper limiting block 19 and the lower limiting block 18, and the wheel 3 can be rotated left and right through the arrangement of the rotating rod 16, so that the sound equipment moving flexibility is improved;

embodiment two:

referring to fig. 4, in order to enhance the overall stability, an obstacle avoidance and shock absorption structure is added, so that a connecting rod 12 for shock absorption is fixedly connected to one end of a supporting rod 20, a piston cylinder 10 for shock absorption is arranged at the lower end of a strut type shock absorber 13, a spring 11 for shock absorption is fixedly connected to the outer surface of the piston cylinder 10, a connecting rod 12 for sliding is connected to the upper end of the spring 11, the lower end of the connecting rod 12 is inserted into the piston cylinder 10, and supporting rods 20 for supporting are fixedly connected to both ends of a secondary helical gear 8;

through the arrangement of the strut type shock absorber 13, when the wheel 3 encounters an obstacle, the piston cylinder 10 is subjected to up-and-down jolt and the relative movement of the connecting rod 12 to generate resistance, and the spring 11 can buffer the relative movement of the piston cylinder 10 and the connecting rod 12, so that the obstacle avoidance and shock absorption are effective, the box type sound is prevented from larger fluctuation, the damage of the box type sound is reduced, and the service life of the sound is prolonged;

embodiment III:

referring to fig. 3 and 5, in order to fold the wheel 3 hand-pull rod 2 quickly, a main spiral gear 6 for sliding is connected on the outer surface of the spiral rod 9 in a meshed manner, a secondary spiral gear 8 for sliding is connected on the outer surface of the spiral rod 9 in a meshed manner, an upper spiral tooth groove 14 for conveying is formed on the upper surface of the spiral rod 9, a lower spiral tooth groove 15 for conveying is formed on the lower surface of the spiral rod 9, the rotation directions of the upper spiral tooth groove 14 and the lower spiral tooth groove 15 are opposite, a tooth block 17 for connecting is formed on the inner wall of the secondary spiral gear 8, a tooth block 17 for connecting is formed on the inner wall of the main spiral gear 6, the main spiral gear 6 is connected with the upper spiral tooth groove 14 in a meshed manner through the tooth block 17, and the secondary spiral gear 8 is connected with the lower spiral tooth groove 15 in a meshed manner through the tooth block 17;

through the cooperation setting of hob 9 and helical tooth, go up helical tooth groove 14 and main helical gear 6 meshing connection to make hand pull rod 2 fold flexible, lower helical tooth groove 15 and vice helical gear 8 meshing connection, thereby make wheel device flexible from top to bottom, when setting up through last helical tooth groove 14 and the rotation direction of lower helical tooth groove 15, can make hand pull rod 2 go up to stretch, wheel 3 stretches down simultaneously, and when hand pull rod 2 contracts down, wheel 3 device contracts up simultaneously, thereby make more convenient and fast when wheel device folds, easy personnel operation.

In the utility model, the working steps of the device are as follows:

firstly, the safety catch 21 is opened, the hand pull rod 2 is pulled out, meanwhile, the hand pull rod 2 drives the screw rod 9 to rotate clockwise through the main screw gear 6, the screw rod 9 drives the auxiliary screw gear 8 to move downwards until the lower limiting block 18 is located, the safety catch 21 is closed, and therefore the wheels 3 extend out of the box body 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a box stereo set of convenient removal, includes box (1) and upper end fixedly connected with pillar type bumper shock absorber (13) of inner wall fixedly connected with hob (9) wheel frame (7), its characterized in that: the outer surface of the screw rod (9) is connected with a main screw gear (6) for sliding in a meshed manner, the outer surface of the screw rod (9) is connected with a secondary screw gear (8) for sliding in a meshed manner, the upper end of the screw rod (9) is fixedly connected with an upper limit block (19) for limiting, the lower end of the screw rod (9) is fixedly connected with a lower limiting block (18) used for limiting, the outer surface of the screw rod (9) is fixedly connected with a middle limiting block (22) used for limiting, and the screw rod (9) is fixedly connected with the box body (1) through the middle limiting block (22).

2. The portable box audio of claim 1 wherein: the wheel is characterized in that the lower end of the wheel frame (7) is fixedly connected with a rotating rod (16) used for rotating, the lower end of the rotating rod (16) is fixedly connected with a wheel (3) used for moving, the two ends of the secondary spiral gear (8) are fixedly connected with supporting rods (20) used for supporting, and one end of each supporting rod (20) is fixedly connected with a connecting rod (12) used for damping.

3. The portable box audio of claim 1 wherein: an upper spiral tooth groove (14) for conveying is formed in the upper surface of the spiral rod (9), a lower spiral tooth groove (15) for conveying is formed in the lower surface of the spiral rod (9), and the rotation direction of the upper spiral tooth groove (14) is opposite to that of the lower spiral tooth groove (15).

4. The portable box audio of claim 1 wherein: the lower extreme of pillar type bumper shock absorber (13) has seted up and has been used for absorbing piston cylinder (10), the surface fixedly connected with of piston cylinder (10) is used for absorbing spring (11), peg graft in the upper end of spring (11) have be used for gliding connecting rod (12), peg graft in piston cylinder (10) the lower extreme of connecting rod (12).

5. The portable box audio of claim 1 wherein: tooth piece (17) that are used for connecting have been seted up to the inner wall of vice helical gear (8), tooth piece (17) that are used for connecting have been seted up to the inner wall of main helical gear (6), main helical gear (6) are connected with last spiral tooth groove (14) meshing through tooth piece (17), vice helical gear (8) are connected with lower spiral tooth groove (15) meshing through tooth piece (17).

6. The portable box audio of claim 1 wherein: the novel portable electronic device is characterized in that a rod groove (4) for containing is formed in the upper end of the box body (1), a loudspeaker (5) for amplifying sound is formed in the side face of the box body (1), a hand pull rod (2) for moving is inserted into the inner wall of the rod groove (4), and a safety buckle (21) for fixing is formed in the upper end of the box body (1).