CN210839957U - Stereo set prevents falling mechanism - Google Patents

Abstract

The utility model discloses a stereo set prevents falling mechanism, including stereo set body, stereo set body's bottom fixedly connected with connecting box, the center department of connecting box inner chamber has the worm through the vertical swing joint of bearing frame, and the axle sleeve has been cup jointed on the surface of worm, and the left side and the right side of axle sleeve all have the ejector pin through pivot swing joint. The utility model discloses a rotatory bull stick of user, the bull stick is rotatory to drive the worm wheel, the worm wheel is rotatory to drive the worm, the rotatory axle sleeve downstream that drives of worm, axle sleeve downstream makes the ejector pin use the pivot to accomplish the stick-up motion as the center, the ejector pin upwards sticks up and promotes the slide and remove toward both sides, slide cooperation spout drives the supporting legs and extends away to accomplish through the opening and support fixedly toward both sides limit removal, current stereo set has been solved and has not had the fixed stay function, lead to the stereo set to drop the problem of easy damage, the life of stereo set has been prolonged, the cost of maintaining the stereo set has also been reduced, the practicality of stereo set has also been improved.

Description

Stereo set prevents falling mechanism

Technical Field

The utility model relates to a stereo set machinery technical field specifically is a stereo set prevents falling mechanism.

Background

One important device of an audio system is a sound box, which generally consists of a speaker unit and a box body. The loudspeaker unit is used as a sounding component, and the box body is used as a supplement of the loudspeaker unit and plays a role in correcting sound.

The existing sound box does not have a fixed supporting function, so that the sound box is easy to damage due to falling, the service life of the sound box is shortened, the cost for maintaining the sound box is increased, and the practicability of the sound box is also reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stereo set prevents falling mechanism possesses fixed effectual advantage, has solved current stereo set and has not had the fixed stay function, leads to the stereo set to drop the problem of easy damage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stereo set prevents falling mechanism, includes sound, sound's bottom fixedly connected with connecting box, there is the worm in the center department of connecting box inner chamber through the vertical swing joint of bearing frame, the axle sleeve has been cup jointed on the surface of worm, the left side and the right side of axle sleeve all have the ejector pin through pivot swing joint, there is the slide in the left side of connecting box inner chamber and the equal vertical sliding connection in right side, the one end of axle sleeve and the inboard contact of slide are kept away from to the ejector pin, the dorsal part swing joint of pivot and connecting box inner wall is located in the center department at the ejector pin back, the left side fixedly connected with supporting legs of slide, there is drive mechanism in the dorsal bottom of connecting box inner wall and the right side that is located.

Preferably, the transmission mechanism comprises a rotating rod, the front side of the rotating rod penetrates through the front side of the connecting box, a worm wheel is sleeved on the surface of the rotating rod and located inside the connecting box, and the left side of the worm wheel is meshed with the right side of the worm.

Preferably, the top and the bottom of connecting box inner wall just correspond the position of slide and seted up the spout, the length of spout is greater than the displacement of slide, the quantity of spout is four, and evenly distributed, the spout uses with the slide cooperation.

Preferably, the top fixedly connected with spring that the left side and the right side of connecting box inner wall just are located the supporting legs, the right side of spring and the left side fixed connection of slide, the quantity of spring is two, and evenly distributed, the spring uses with the slide cooperation.

Preferably, the left side and the right side of the connecting box and the positions corresponding to the supporting legs are provided with openings, the width of each opening is larger than that of each supporting leg, and the openings are matched with the supporting legs for use.

Preferably, a limiting washer is sleeved on the surface of the worm and positioned at the bottom of the shaft sleeve, the cross-sectional area of the limiting washer is larger than that of the worm, and the limiting washer is matched with the shaft sleeve for use.

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

1. the utility model discloses a set up stereo set body, the connecting box, the worm, the axle sleeve, the ejector pin, the slide, supporting legs and drive mechanism cooperation are used, through the rotatory bull stick of user, the bull stick is rotatory to be driven the worm wheel, the worm wheel is rotatory to be driven the worm, the rotatory axle sleeve of drive moves down, axle sleeve downwardly movement makes the ejector pin use the pivot to accomplish the stick-up motion as the center, the ejector pin upwards sticks up and promotes the slide and move toward both sides, slide cooperation spout drives the supporting legs toward both sides limit removal and extends away to accomplish through the opening and support fixedly, current stereo set has been solved and has not had the fixed support function, lead to the stereo set problem that drops easy damage, the life of stereo set has been prolonged, the cost of maintenance stereo set has also been reduced.

2. The utility model discloses a setting of spout can make the slide remove about the spout is inside, plays spacing effect simultaneously, has avoided the slide phenomenon that rocks to appear at the in-process that removes, also reduces the slide at the inside friction of spout, increases the life of slide.

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

4. The utility model discloses an open-ended sets up, can make the supporting legs complete carry out mechanical transmission through the opening, has avoided the open-ended width to lead to the supporting legs to remove to the opening part and has appeared the dead phenomenon of card, also reduces the friction of supporting legs at the opening part, prolongs the live time of supporting legs.

5. The utility model discloses a spacing packing ring's setting can assist the axle sleeve to carry out work, plays spacing effect simultaneously, has avoided axle sleeve displacement to surpass and has leaded to mechanical failure with worm wheel direct contact, also improves mechanical moving security.

Drawings

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

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

fig. 3 is a right sectional view of the rotary shaft of fig. 2 according to the present invention;

fig. 4 is a perspective view of the supporting leg structure of fig. 2 according to the present invention.

In the figure: the sound equipment comprises a sound equipment body 1, a connecting box 2, a worm 3, a shaft sleeve 4, a push rod 5, a sliding plate 6, a supporting leg 7, a transmission mechanism 8, a rotating rod 81, a worm wheel 82, a sliding groove 9, a spring 10, an opening 11 and a limiting gasket 12.

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 sound anti-falling mechanism comprises a sound body 1, a connecting box 2 is fixedly connected to the bottom of the sound body 1, a worm 3 is longitudinally and movably connected to the center of the inner cavity of the connecting box 2 through a bearing seat, a shaft sleeve 4 is sleeved on the surface of the worm 3, a limiting washer 12 is sleeved on the surface of the worm 3 and positioned at the bottom of the shaft sleeve 4, the cross-sectional area of the limiting washer 12 is larger than that of the worm 3, the limiting washer 12 is matched with the shaft sleeve 4 for use, the shaft sleeve 4 can be assisted to work through the arrangement of the limiting washer 12, a limiting effect is achieved at the same time, mechanical faults caused by the fact that the moving distance of the shaft sleeve 4 exceeds the direct contact with a worm wheel 82 are avoided, the safety of mechanical operation is also improved, a push rod 5 is movably connected to the left side and the right side of the shaft, the top and the bottom of the inner wall of the connecting box 2 and the position corresponding to the sliding plate 6 are provided with sliding grooves 9, the length of each sliding groove 9 is greater than the moving distance of the sliding plate 6, the sliding grooves 9 are four and are uniformly distributed, the sliding grooves 9 are matched with the sliding plates 6 for use, the sliding plates 6 can move left and right in the sliding grooves 9 through the arrangement of the sliding grooves 9, and simultaneously play a role of limiting, so that the phenomenon that the sliding plates 6 shake in the moving process is avoided, the friction of the sliding plates 6 in the sliding grooves 9 is also reduced, the service life of the sliding plates 6 is prolonged, one end of the push rod 5 far away from the shaft sleeve 4 is contacted with the inner side of the sliding plates 6, the center of the back side of the push rod 5 is movably connected with the back side of the inner wall of the connecting box 2 through a shaft pin, the left side of the sliding plates 6 is fixedly connected with supporting feet 7, the left side, the springs 10 are evenly distributed, the springs 10 are matched with the sliding plate 6 for use, the sliding plate 6 can be assisted to work through the arrangement of the springs 10, meanwhile, the damping reset effect is achieved, the phenomenon that the sliding plate 6 generates noise due to shaking in the moving process is avoided, the moving stability of the sliding plate 6 is also improved, openings 11 are formed in the left side and the right side of the connecting box 2 and correspond to the positions of the supporting feet 7, the width of each opening 11 is larger than that of each supporting foot 7, the openings 11 are matched with the supporting feet 7 for use, the supporting feet 7 can be completely and mechanically driven through the openings 11 through the arrangement of the openings 11, the phenomenon that the supporting feet 7 are moved to the openings 11 due to the excessively narrow width of the openings 11 is avoided, the friction of the supporting feet 7 at the openings 11 is also reduced, the service time of the supporting feet 7 is prolonged, the bottom of the back side of the inner wall of the connecting box 2 and the right side of the worm 3 are, the transmission mechanism 8 comprises a rotating rod 81, the front side of the rotating rod 81 penetrates through the front side of the connecting box 2, a worm wheel 82 is sleeved on the surface of the rotating rod 81 and located inside the connecting box 2, and the left side of the worm wheel 82 is meshed and connected with the right side of the worm 3.

During the use, the user is through rotatory bull stick 81, and the bull stick 81 is rotatory to drive worm wheel 82 rotatory, and worm wheel 82 is rotatory to drive worm 3 rotatory, and 3 rotatory drive shaft sleeve 4 downstream of worm, and shaft sleeve 4 downstream makes ejector pin 5 use the pivot to accomplish the stick up pole motion as the center, and ejector pin 5 upwards perk promotes slide 6 and removes toward both sides, and slide 6 cooperates spout 9 to drive supporting legs 7 and extend away to accomplish the support through opening 11 and fix toward both sides spacing removal.

In summary, the following steps: this stereo set prevents falling mechanism, through stereo set body 1, the connecting box 2, worm 3, axle sleeve 4, ejector pin 5, slide 6, supporting legs 7 and the cooperation of drive mechanism 8 are used, through the rotatory bull stick 81 of user, the rotatory worm wheel 82 that drives of bull stick 81 is rotatory, the rotatory worm 3 rotation that drives of worm wheel 82, the rotatory axle sleeve 4 downstream that drives of worm 3, axle sleeve 4 downstream makes ejector pin 5 use the pivot to accomplish the seesaw pole motion as the center, ejector pin 5 upwards the perk promotes slide 6 and removes toward both sides, slide 6 cooperation spout 9 drives supporting legs 7 and extends away to accomplish through opening 11 and support fixedly toward the spacing removal in both sides, it does not have the fixed support function to have solved current stereo set, lead to the stereo set problem that the easy damage that drops.

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 (6)

1. The utility model provides a stereo set prevents falling mechanism, includes stereo set body (1), its characterized in that: the bottom of the sound body (1) is fixedly connected with a connecting box (2), the center of the inner cavity of the connecting box (2) is longitudinally and movably connected with a worm (3) through a bearing seat, the surface of the worm (3) is sleeved with a shaft sleeve (4), the left side and the right side of the shaft sleeve (4) are both movably connected with a push rod (5) through a rotating shaft, the left side and the right side of the inner cavity of the connecting box (2) are longitudinally connected with sliding plates (6) in a sliding way, one end of the mandril (5) far away from the shaft sleeve (4) is contacted with the inner side of the sliding plate (6), the center of the back of the mandril (5) is movably connected with the back side of the inner wall of the connecting box (2) through a shaft pin, the left side fixedly connected with supporting legs (7) of slide (6), the dorsal bottom of connecting box (2) inner wall just is located the right side of worm (3) and has drive mechanism (8) through bearing frame swing joint.

2. A sound fall arrest mechanism according to claim 1, characterised in that: drive mechanism (8) are including bull stick (81), the front side of bull stick (81) runs through the front side of connecting box (2), worm wheel (82) have been cup jointed on the surface of bull stick (81) and the inside that is located connecting box (2), the left side of worm wheel (82) is connected with the right side meshing of worm (3).

3. A sound fall arrest mechanism according to claim 1, characterised in that: the connecting box is characterized in that sliding grooves (9) are formed in the top and the bottom of the inner wall of the connecting box (2) and correspond to the positions of the sliding plates (6), the length of each sliding groove (9) is larger than the moving distance of the corresponding sliding plate (6), the sliding grooves (9) are four in number and are evenly distributed, and the sliding grooves (9) are matched with the sliding plates (6) for use.

4. A sound fall arrest mechanism according to claim 1, characterised in that: the utility model discloses a safe and convenient safe connecting box, including connecting box (2), top fixedly connected with spring (10) that just is located supporting legs (7) on the left side and the right side of connecting box (2) inner wall, the right side of spring (10) and the left side fixed connection of slide (6), the quantity of spring (10) is two, and evenly distributed, spring (10) and slide (6) cooperation are used.

5. A sound fall arrest mechanism according to claim 1, characterised in that: the left side and the right side of the connecting box (2) correspond to the positions of the supporting legs (7) and are provided with openings (11), the width of each opening (11) is larger than that of each supporting leg (7), and the openings (11) are matched with the supporting legs (7) for use.

6. A sound fall arrest mechanism according to claim 1, characterised in that: the surface of the worm (3) is positioned at the bottom of the shaft sleeve (4) and sleeved with a limiting gasket (12), the cross section area of the limiting gasket (12) is larger than that of the worm (3), and the limiting gasket (12) is matched with the shaft sleeve (4) for use.

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