阅读说明：本技术 一种具有防尘机构的音响式扩音器 (Sound type loudspeaker with dustproof mechanism ) 是由 王添桦 张华侨 于 2021-06-24 设计创作，主要内容包括：本发明公开了一种具有防尘机构的音响式扩音器,涉及音响式扩音器技术领域,具体为一种具有防尘机构的音响式扩音器,包括承重板,所述承重板上表面的前后两侧固定连接有缓冲柱,所述缓冲柱的外表面活动套接有防尘壳体,所述缓冲柱的形状为“工字”形,所述防尘壳体上开设的缓冲槽形状为与缓冲柱相适配的“工”字形缓冲槽,所述防尘壳体的正面与背面均开设有缓冲槽。该具有防尘机构的音响式扩音器,通过将扩音器放置在承载盒,然后推动抽动块,使得扩音器处于防尘壳体的内腔中,接着将遮灰帘拉起,使得第一磁铁与第二磁铁磁吸在一起,能够有效的将扩音器进行遮挡,可以防止灰尘落入扩音器上。(The invention discloses a sound type loudspeaker with a dustproof mechanism, which relates to the technical field of sound type loudspeakers, and particularly relates to a sound type loudspeaker with a dustproof mechanism. This stereo set formula megaphone with dustproof mechanism through placing the megaphone in bearing the box, then promotes the twitch piece for the megaphone is in dustproof housing's inner chamber, will shelter from the grey curtain and pull up after that, makes first magnet and second magnet magnetism inhale together, can effectually shelter from the megaphone, can prevent that the dust from falling into on the megaphone.)

1. An acoustic loudspeaker with a dust-proof mechanism, comprising a bearing plate (1), characterized in that: both sides fixedly connected with cushion column (2) around bearing plate (1) upper surface, dust-proof housing (3) have been cup jointed in the surface activity of cushion column (2), the shape of cushion column (2) is "I" shape, the buffer slot shape of seting up on dust-proof housing (3) is "worker" font buffer slot with cushion column (2) looks adaptation, the buffer slot has all been seted up with the back in the front of dust-proof housing (3), equal fixedly connected with buffer spring (4) in the top of the buffer slot that dust-proof housing (3) openly and the back were seted up, the bottom of buffer spring (4) and the top swing joint of dust-proof housing (3).

2. An acoustic microphone having a dust-proof mechanism according to claim 1, characterized in that: the utility model discloses a take out the loudspeaker, including dust-proof housing (3), the inboard fixedly connected with of taking out piece (5), the inboard activity of taking out piece (5) has been cup jointed in the draw groove that dust-proof housing (3) inner chamber openly and the back downside all seted up and has been taken out the groove (5), the inboard fixedly connected with of taking out the piece (5) bears box (6), megaphone (7) have been cup jointed in the activity of the inner chamber that bears box (6).

3. An acoustic microphone having a dust-proof mechanism according to claim 2, wherein: the shape of the drawing block (5) is a T-shaped convex block, and the drawing grooves formed in the front side and the lower side of the back side of the inner cavity of the dustproof shell (3) are T-shaped drawing grooves matched with the drawing block (5).

4. An acoustic microphone having a dust-proof mechanism according to claim 2, wherein: the right end of a drawing groove formed in the front face and the lower side of the back face of the inner cavity of the dustproof shell (3) is one centimeter away from the right end of the dustproof shell (3), and when the drawing block (5) slides to the rightmost end of the drawing groove, the bearing box (6) is located on the outer side of the dustproof shell (3).

5. An acoustic microphone having a dust-proof mechanism according to claim 1, characterized in that: the right sides of the front surface and the back surface of the inner cavity of the dustproof shell (3) are fixedly connected with a rotating shaft (8), a limiting block (9) is movably sleeved on the outer surface of the rotating shaft (8), the right surface of the limiting block (9) is in a smooth arc shape, the bottom of the limiting block (9) is positioned at one centimeter below the top of the loudspeaker (7), the rear end of the rotating shaft (8) is fixedly connected with a limiting block, the diameter of the limiting block fixedly connected with the rear end of the rotating shaft (8) is larger than the diameter of the rotating shaft (8), the limiting block (9) is provided with a limiting groove, the limiting block fixedly connected with the rotating shaft (8) is positioned in the limiting groove arranged on the limiting block (9), the right side of pivot (8) is provided with spacing post (10), the length of spacing post (10) is greater than pivot (8), the front end of spacing post (10) is in the middle part of stopper (9).

6. An acoustic microphone having a dust-proof mechanism according to claim 1, characterized in that: the utility model discloses a dustproof housing, including dustproof housing (3), sliding strip (11) have all been seted up with the upside at the back to dustproof housing (3) inner chamber openly, sliding strip (11) have all been cup jointed in the sliding strip that dustproof housing (3) inner chamber openly seted up with the back upside, fixedly connected with ash removal frame (12) on sliding strip (11), ash removal frame (12) card is on the front panel and the backplate of dustproof housing (3), the left end in ash removal frame (12) outside bonds has interior ash removal cloth (13), the inboard right-hand member of ash removal frame (12) bonds has outer ash removal cloth (14), the length of outer ash removal cloth (14) is greater than the length of interior ash removal cloth (13).

7. An acoustic microphone having a dust-proof mechanism according to claim 1, characterized in that: the bearing plate is characterized in that a storage box (15) is fixedly connected to the right side of the upper surface of the bearing plate (1), a dust shielding curtain (16) is installed in an inner cavity of the storage box (15), the dust shielding curtain (16) is of a folding type, and a first magnet (17) is fixedly installed on the left side of the upper end of the dust shielding curtain (16).

8. An acoustic microphone having a dust-proof mechanism according to claim 1, characterized in that: and a second magnet (18) is fixedly mounted on the upper side of the right surface of the dustproof shell (3), and the magnetic pole of the right surface of the second magnet (18) is opposite to that of the left surface of the first magnet (17).

Technical Field

The invention relates to the technical field of acoustic loudspeakers, in particular to an acoustic loudspeaker with a dustproof mechanism.

Background

The sound equipment refers in particular to a set of audio system for making sound by combining electrical equipment. The development history of the sound technology can be divided into four stages of an electronic tube, a transistor, an integrated circuit and a field effect tube, the sound is a simplified daily word and is a short term of a sound system, namely a whole set of equipment capable of restoring and playing audio signals, along with the progress of the society, people are more colorful in life, singing and dancing are taken as an entertainment form which flows for thousands of years and go deep into the life of people of all families, but along with the development and the progress of science and technology, the performance form and the field of the singing and dancing of people are more and more required and higher, the sound system is continuously improved and perfected along with the requirements of people, the sound system greatly meets the field sound amplification requirement of the singing meeting of the tens of thousands of people and also meets the requirements of playing musical instruments and K songs of individuals at home, the important same equipment of the sound system is a sound box, the sound box is generally composed of a loudspeaker unit and a box body, and the loudspeaker unit is taken as a sound production part, the box body is used as a supplement of the loudspeaker unit to play a role in correcting sound. The sound production principle of loudspeaker unit is a conversion of electric energy conversion to sound, and when different electronic energy passed to the coil, the coil produced the magnetic field interaction of an energy and magnet, and this kind of interaction caused the paper dish to vibrate, because electronic energy changes at any time, the coil of loudspeaker can be forward or backward motion, therefore the paper dish of loudspeaker will follow the motion, and this action makes the density degree of air produce the change and produce sound.

But current equipment does not possess dustproof construction, when daily use, very easy ash falls, need be from time to time clear up, unusual trouble, and current equipment does not add the removal structure, because stereo set weight is big, very difficult to remove, when daily use, people often need carry the stereo set to the square and play, then need people to carry this moment, very waste time and energy, and current device does not possess buffer structure, cause the swing to the inner structure of stereo set easily when placing the stereo set, reduce the life of stereo set, so the stereo set formula megaphone with dustproof construction is proposed here and is solved above-mentioned problem.

Disclosure of Invention

In view of the deficiencies of the prior art, the present invention provides an acoustic loudspeaker with a dust-proof mechanism, which solves the problems set forth in the background art.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a stereo set formula megaphone with dustproof mechanism, includes the bearing plate, both sides fixedly connected with dashpot around the bearing plate upper surface, dustproof housing has been cup jointed in the surface activity of dashpot, the shape of dashpot is "I" shape, the dashpot shape of seting up on the dustproof housing is "worker" font dashpot with dashpot looks adaptation, the dashpot has all been seted up with the back in dustproof housing's front, the equal fixedly connected with buffer spring in the top of the dashpot that dustproof housing openly and the back were seted up, buffer spring's bottom and dustproof housing's top swing joint.

Optionally, the drawing grooves are formed in the front side and the back side of the inner cavity of the dust-proof shell, the drawing grooves formed in the front side and the back side of the inner cavity of the dust-proof shell are movably sleeved with the drawing blocks, the bearing box is fixedly connected to the inner side of the drawing blocks, and the loudspeaker is movably sleeved in the inner cavity of the bearing box.

Optionally, the shape of the drawing block is a T-shaped protrusion, and the drawing grooves formed in the front and the lower side of the back of the inner cavity of the dust case are T-shaped drawing grooves matched with the drawing block.

Optionally, the right end of the drawing groove formed in the front surface and the lower side of the back surface of the inner cavity of the dustproof shell is one centimeter away from the right end of the dustproof shell, and when the drawing block slides to the rightmost end of the drawing groove, the bearing box is located on the outer side of the dustproof shell.

Optionally, the equal fixedly connected with pivot in the right side at the dust cover inner chamber front and the back, the stopper has been cup jointed in the surface activity of pivot, the right surface of stopper is smooth arc, the bottom of stopper is located megaphone top downside centimetre department, the rear end fixedly connected with stopper of pivot, the diameter of pivot rear end fixedly connected with stopper is greater than the diameter of pivot self, the spacing groove has been seted up on the stopper, fixedly connected's stopper is in the spacing groove of seting up on the stopper in the pivot, the right side of pivot is provided with spacing post, the length of spacing post is greater than the pivot, the front end of spacing post is in the middle part of stopper.

Optionally, the sliding tray has all been seted up with the upside at the back to the dust cover inner chamber front, the sliding strip has all been cup jointed in the sliding tray that the dust cover inner chamber front was seted up with the back upside all movably, fixedly connected with ash removal frame on the sliding strip, ash removal frame card is on dust cover's front panel and backplate, the left end in ash removal frame outside bonds and has interior ash removal cloth, the inboard right-hand member of ash removal frame bonds and has outer ash removal cloth, the length of outer ash removal cloth is greater than the length of interior ash removal cloth.

Optionally, the right side fixedly connected with receiver of bearing plate upper surface, install in the inner chamber of receiver and hide grey curtain, the shape that hides grey curtain is foldable curtain, the left side fixed mounting who hides grey curtain upper end has first magnet.

Optionally, a second magnet is fixedly mounted on the upper side of the right surface of the dust-proof housing, and the magnetic pole of the right surface of the second magnet is opposite to that of the left surface of the first magnet.

The invention provides an acoustic loudspeaker with a dustproof mechanism, which has the following beneficial effects:

1. this stereo set formula megaphone with dustproof mechanism through placing the megaphone in bearing the box, then promotes the twitch piece for the megaphone is in dustproof housing's inner chamber, will shelter from the grey curtain and pull up after that, makes first magnet and second magnet magnetism inhale together, can effectually shelter from the megaphone, can prevent that the dust from falling into on the megaphone.

2. This stereo set formula megaphone with dustproof mechanism, when taking place vibrations through dustproof housing, the buffering post can lead to the fact the extrusion to buffer spring for buffer spring takes place compression deformation, thereby produces elasticity, cushions dustproof housing, when avoiding dustproof housing vibrations, drives and bears the weight of the box and also takes place vibrations, and then makes the megaphone take place vibrations, causes the vibration of megaphone inner structure, influences the life of megaphone.

3. This stereo set formula megaphone with dustproof mechanism installs the universal wheel through the bottom at the bearing plate, and removal the device that can be very convenient during daily use can with the device random push away the square or change the position at home, improvement the device's that can be great flexibility.

Drawings

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

FIG. 2 is a schematic structural view of a storage state of the dust-shielding curtain according to the present invention;

FIG. 3 is a schematic structural view of the slide-out state of the carrying case of the present invention;

FIG. 4 is a schematic structural view of a solid explosion at the pumping block of the present invention;

FIG. 5 is a schematic structural view of a three-dimensional explosion at the ash handling frame according to the present invention;

FIG. 6 is a cross-sectional structural view of the dust case of the present invention;

FIG. 7 is a schematic structural view of a three-dimensional explosion at a bumper beam according to the present invention;

fig. 8 is a schematic structural view of three-dimensional explosion at the position of the limiting block.

In the figure: 1. a bearing plate; 2. a buffer column; 3. a dust-proof housing; 4. a buffer spring; 5. a drawing block; 6. a carrying box; 7. a loudspeaker; 8. a rotating shaft; 9. a limiting block; 10. a limiting column; 11. a slide bar; 12. a dust removing frame; 13. inner dust removing cloth; 14. removing ash cloth; 15. a storage box; 16. a dust-shielding curtain; 17. a first magnet; 18. a second magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, 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.

Referring to fig. 1 to 8, the present invention provides a technical solution: a sound type loudspeaker with a dustproof mechanism comprises a bearing plate 1, buffer columns 2 are fixedly connected to the front side and the rear side of the upper surface of the bearing plate 1, a dustproof shell 3 is movably sleeved on the outer surface of each buffer column 2, each buffer column 2 is I-shaped, each buffer groove formed in each dustproof shell 3 is an I-shaped buffer groove matched with the corresponding buffer column 2, the contact area between the corresponding buffer column 2 and the corresponding dustproof shell 3 can be increased, the buffer columns 2 are more stable during buffering, mutual friction between the corresponding buffer columns 2 and the corresponding dustproof shells 3 can be avoided, the inner diameters of the buffer grooves formed in the dustproof shells 3 are increased, the problem that goods delivered by the dustproof shells 3 can shake is caused, the buffer grooves are formed in the front side and the back side of the dustproof shells 3, and buffer springs 4 are fixedly connected to the tops of the buffer grooves formed in the front side and the back side of the dustproof shells 3, the bottom of buffer spring 4 and dust guard housing 3's top swing joint sets up two buffer spring 4 through the one side at dust guard housing 3, can increase the device's shock-absorbing performance, can carry out the shock attenuation to bigger vibration amplitude.

Wherein, the twitch groove has all been seted up with the downside at the back to the 3 inner chambers of dust-proof housing, the twitch piece 5 has all been cup jointed in the twitch groove that the 3 inner chambers of dust-proof housing openly all seted up with the back downside, the inboard fixedly connected with of twitch piece 5 bears box 6, the megaphone 7 has been cup jointed in the activity in the inner chamber of bearing box 6, the baffle has not been add through the right side that bears box 6, can very the person of facilitating the use install megaphone 7 bear box 6 on, user's dismouting efficiency can be improved.

Wherein, twitch the shape of piece 5 and be T shape lug, the twitch groove shape that dustproof housing 3 inner chamber openly offered with the back downside is the T shape twitch groove with twitch 5 looks adaptations, can increase the area of contact between piece 5 and the dustproof housing 3 of twitching for it is inseparabler to be connected between piece 5 and the dustproof housing 3 of twitching, can carry on spacingly to bearing box 6 simultaneously, can make bearing box 6 more smooth and easy take place to slide in dustproof housing 3's inner chamber.

Wherein, the groove right-hand member of twitching that dustproof housing 3 inner chamber openly and back downside were seted up is apart from the right-hand member one centimetre of dustproof housing 3, can restrict the stroke of twitching piece 5, avoid twitching the inner chamber of piece 5 roll-off dustproof housing 3, thereby influence the device's stability, when twitching piece 5 and sliding to the rightmost end in groove of twitching, bear the outside that box 6 is in dustproof housing 3, can be when carrying out the dismouting to megaphone 7, in the inner chamber that will bear box 6 roll-off dustproof housing 3, can avoid dustproof housing 3's hindrance when carrying out the dismouting to megaphone 7, can effectual improvement user's dismouting efficiency.

Wherein, the right sides of the front and back of the inner cavity of the dustproof shell 3 are fixedly connected with a rotating shaft 8, the outer surface of the rotating shaft 8 is movably sleeved with a limit block 9, the right surface of the limit block 9 is smooth arc-shaped, the limit block 9 can be more conveniently pushed to the upper side by the loudspeaker 7 when the loudspeaker 7 is contacted with the loudspeaker 7 and pushed before the loudspeaker 7 slides into the inner cavity of the dustproof shell 3, the bottom of the limit block 9 is positioned at one centimeter lower side of the top of the loudspeaker 7, the left surface of the limit block 9 is in a flat state, the contact area between the limit block 9 and the loudspeaker 7 can be increased, the loudspeaker 7 can be limited and fixed, when the device is prevented from shaking, the problem that the loudspeaker 7 topples over occurs, the rear end of the rotating shaft 8 is fixedly connected with the limit block, the diameter of 8 rear end fixed connection's in pivot stopper is greater than the diameter of 8 self in pivot, can be spacing to stopper 9, can be with the more firm surface of cup jointing at pivot 8 of stopper 9, make stopper 9 can more smooth and easy rotation, the spacing groove has been seted up on stopper 9, fixed connection's stopper is in the spacing groove of seting up on stopper 9 in pivot 8, pivot 8's right side is provided with spacing post 10, the length of spacing post 10 is greater than pivot 8, the front end of spacing post 10 is in the middle part of stopper 9, it can be spacing to stopper 9 to utilize spacing post 10, avoid stopper 9 pivoted range too big, the influence is spacing to megaphone 7, make megaphone 7 cross stopper 9 and take place to empty.

Wherein, the upside of the front and back of the inner cavity of the dustproof shell 3 is provided with a sliding groove, the sliding grooves arranged on the front and back of the inner cavity of the dustproof shell 3 are movably sleeved with a sliding strip 11, a user can more conveniently clean the device by using an ash removing frame 12 through the sliding strip 11, the sliding strip 11 is fixedly connected with an ash removing frame 12, the ash removing frame 12 is clamped on the front panel and the back panel of the dustproof shell 3, the left end of the outer side of the ash removing frame 12 is adhered with an inner ash removing cloth 13, the right end of the inner side of the ash removing frame 12 is adhered with an outer ash removing cloth 14, the length of the outer ash removing cloth 14 is larger than that of the inner ash removing cloth 13, the surface of the dustproof shell 3 can be cleaned by using the outer ash removing cloth 14, the inner ash removing cloth 13 can be used for cleaning the inner side of the dustproof shell 3, because the inner ash removing cloth 13 is smaller than that of the outer ash removing cloth 14, when the inner ash removing cloth 13 cleans the inner cavity of the dustproof shell 3, can avoid bearing box 6 and lead to the fact the hindrance to interior ash cloth 13, utilize the adhesion mode of interior ash cloth 13 and outer ash cloth 14, ash cloth 13, outer ash cloth 14 in can the person of facilitating the use change.

Wherein, the right side fixedly connected with receiver 15 of 1 upper surface of bearing plate installs in the inner chamber of receiver 15 and hides grey curtain 16, and the shape that hides grey curtain 16 is foldable curtain, and the left side fixed mounting that hides the 16 upper ends of grey curtain has first magnet 17, can utilize and hide grey curtain 16 and hide grey to megaphone 7, utilizes receiver 15 simultaneously to accomodate hiding grey curtain 16, avoids hiding grey curtain 16 area occupation, and unusual convenience when using.

Wherein, the upside fixed mounting of dust cover 3 right surface has second magnet 18, and the right surface of second magnet 18 is opposite with the left surface magnetic pole of first magnet 17, and the expansion state that will hide grey curtain 16 that can be very convenient is fixed, when taking in and hiding grey curtain 16 simultaneously for first magnet 17 with second magnet 18 part can, increase the simplicity and convenience that the device operated.

To sum up, when the acoustic speaker with the dustproof mechanism is used, firstly, a user needs to draw the drawing block 5 to the rightmost side to make the bearing box 6 be positioned at the outer side of the dustproof shell 3, then place the speaker 7 in the inner cavity of the bearing box 6, then push the drawing block 5 to the rightmost side to make the bearing box 6 be positioned in the inner cavity of the dustproof shell 3, at this time, the limiting block 9 can block and limit the speaker 7, when the speaker 7 is not used, the dust-shielding curtain 16 can be drawn up to make the first magnet 17 and the second magnet 18 magnetically attract together to prevent dust for the speaker 7, when the device is moved, because the uneven road surface can shake the device, at this time, the buffer column 2 can extrude the buffer spring 4 to make the buffer spring 4 generate compression deformation to buffer the device, and after the device is not used for a long time, the device needs to be cleaned, and the ash removing frame 12 can be drawn, so that the inner ash removing cloth 13 and the outer ash removing cloth 14 clean the device, and the device is cleaned.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. 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.