CN111954144A - Mining handheld megaphone device - Google Patents
Mining handheld megaphone device Download PDFInfo
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- CN111954144A CN111954144A CN202010795862.3A CN202010795862A CN111954144A CN 111954144 A CN111954144 A CN 111954144A CN 202010795862 A CN202010795862 A CN 202010795862A CN 111954144 A CN111954144 A CN 111954144A
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- megaphone
- fixing base
- mounting
- mining
- cover
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
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Abstract
The invention discloses a mining hand-held megaphone device which comprises a megaphone, an installation plate, a water blocking cover and a fixed seat, wherein the water blocking cover is fixed on the installation plate, the fixed seat is fixed on the water blocking cover, and the megaphone is detachably arranged in the fixed seat. During the use, the megaphone can be placed and use in the fixing base, also can take off the use from the fixing base with the megaphone, has improved the use convenience of megaphone greatly. The water blocking cover is used for blocking water and preventing dust for the megaphone, and the service life of the megaphone is prolonged.
Description
Technical Field
The invention relates to the technical field of mining equipment, in particular to a mining handheld megaphone device.
Background
The mining megaphone is usually installed at positions along an underground roadway, a waiting room, a monkey vehicle transportation line, a working face and the like, and when an emergency happens, evacuation alarm voice can be sent to guide miners to evacuate emergently, and the mining megaphone can also be used for maintenance and communication of daily equipment.
At present, a megaphone applied to the mine is usually fixedly installed at a certain position, and during use, communication needs to be shout at the fixed position, so that the megaphone is inconvenient to use. Meanwhile, the dust-proof and water-proof effects of the megaphone are not ideal, and the service life is short. In addition, since a worker has a habit of pressing the button strongly, poor contact or damage of the button electrical components may occur.
The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.
Disclosure of Invention
Aiming at the problems pointed out in the background technology, the invention provides the mining hand-held megaphone device, wherein the megaphone can be taken down from the megaphone device for use, so that the convenience of use is improved; realize the waterproof dustproof effect to the megaphone through manger plate cover, improve the life of megaphone.
In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:
the invention provides a mining hand-held megaphone device which comprises a megaphone, an installation plate, a water blocking cover and a fixed seat, wherein the water blocking cover is fixed on the installation plate, the fixed seat is fixed on the water blocking cover, the megaphone is detachably arranged in the fixed seat, and the water blocking cover is used for blocking water and preventing dust for the megaphone.
In some embodiments of this application, the fixing base includes the week board that encircles along the circumferential direction, the upper and lower both sides opening of fixing base, the inner wall profile of fixing base with the outer wall profile adaptation of megaphone, the megaphone can be put into from top to bottom in the fixing base, or by supreme follow down take out in the fixing base.
In some embodiments of the application, the width of the lower part of the megaphone is gradually reduced in a vertically downward direction.
In some embodiments of the present application, a notch is formed in a peripheral plate located in front of the fixing portion, and when the megaphone is placed in the fixing base, an outlet/inlet hole of the megaphone is exposed from the notch.
In some embodiments of the present application, a mounting column is disposed on the peripheral plate at the back of the fixing base, a first mounting hole is correspondingly disposed on the water blocking cover, a second mounting hole is correspondingly disposed on the mounting plate, and the mounting column is simultaneously and fixedly mounted in the first mounting hole and the second mounting hole.
In some embodiments of the present application, the mounting panel with be equipped with the silica gel pad between the manger plate cover, the silica gel pad is atress extrusion state.
In some embodiments of the present application, the water blocking cover includes a water blocking cover back plate, the top of the water blocking cover back plate is provided with two water blocking cover top plates which are inclined downwards and meet in an intersection manner, the left side and the right side of the water blocking cover back plate are respectively provided with a water blocking cover side plate, and the first mounting hole is arranged on the water blocking cover back plate.
In some embodiments of this application, the megaphone includes protecgulum and hou gai, the protecgulum with form the installation cavity between the lid after, be equipped with the circuit board in the installation cavity, be equipped with micro-gap switch on the circuit board, be equipped with the button on the lateral wall of protecgulum, still be equipped with spacing post in the installation cavity, one side of micro-gap switch is close to the button, micro-gap switch's opposite side is close to spacing post.
In some embodiments of this application, the protecgulum orientation be equipped with the recess on the terminal surface of back lid, be equipped with the sealing washer in the recess, the protecgulum with back lid lock is connected the back, the compression of sealing washer atress.
In some embodiments of this application, be equipped with the mounting groove on the protecgulum, the embedment is fixed with the electret in the mounting groove.
Compared with the prior art, the invention has the advantages and positive effects that:
in the mining handheld megaphone device that this application disclosed, assemble into a base that is used for placing the megaphone by mounting panel, manger plate cover and fixing base. During the use, the megaphone can be placed and use in the fixing base, also can take off the use from the fixing base with the megaphone, has improved the use convenience of megaphone greatly. The water blocking cover is used for blocking water and preventing dust for the megaphone, and the service life of the megaphone is prolonged.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an exploded view of a mining shout device according to an embodiment;
FIG. 2 is an exploded view of a megaphone according to an embodiment;
FIG. 3 is a schematic structural diagram of a front cover according to an embodiment;
FIG. 4 is a schematic structural diagram of a fixing base according to an embodiment;
FIG. 5 is a top view of a mount according to an embodiment;
FIG. 6 is a schematic structural view of a water shield according to an embodiment;
fig. 7 is a schematic structural diagram of a button according to an embodiment.
Reference numerals:
10-megaphone, 11-front cover, 111-first mounting column, 112-third mounting column, 113-mounting groove, 114-limiting column, 115-button mounting hole, 116-groove, 12-rear cover, 121-second mounting column, 13-circuit board, 14-electret, 15-Glan head, 16-button, 161-card slot, 17-microswitch, 18-sound inlet/outlet hole, 19-sealing ring;
20-a fixed seat, 21-a peripheral plate, 22-an installation column and 23-a notch;
30-a water retaining cover, 31-a water retaining cover back plate, 32-a water retaining cover top plate, 33-a water retaining cover side plate and 34-a first mounting hole;
40-mounting plate, 41-second mounting hole;
50-silica gel pad, 51-third mounting hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, the mining hand-held megaphone device in the embodiment mainly comprises a megaphone 10, a mounting plate 40, a water blocking cover 30, a fixed seat 20 and the like.
The mounting plate 40 can be fixedly mounted at the positions of underground roadways, waiting rooms, monkey vehicle transportation lines, working faces and the like. The water blocking cover 30 is fixed on the mounting plate 40, the fixing seat 20 is fixed on the water blocking cover 30, and the megaphone 10 is detachably placed in the fixing seat 20.
During the use, megaphone 10 can be placed and use in fixing base 20, also can take off megaphone 10 from fixing base 20 and use, has improved megaphone 10's use convenience greatly.
The water blocking cover 30 is used for blocking water and preventing dust for the megaphone 10, and the service life of the megaphone 10 is prolonged.
In some embodiments of the present application, referring to fig. 4, the fixing base 20 includes a peripheral plate 21 surrounding along a circumferential direction, a space for placing the megaphone 10 is formed in the fixing base 20, and both upper and lower sides of the fixing base 20 are opened. The inner wall profile of fixing base 20 and the outer wall profile adaptation of megaphone 10, like this, megaphone 10 can be put into fixing base 20 from top to bottom, or take out from fixing base 20 from bottom to top, is convenient for megaphone 10's use.
Referring to fig. 1 and 2, the bottom of the megaphone 10 is provided with a glan head 15, and the glan head 15 is used for leading in and out of cables. When the megaphone 10 is placed in the fixing base 20, the flange head 15 is exposed from the bottom opening of the fixing base 20, so that wiring is facilitated.
With continued reference to fig. 1 and 2, the width of the lower part of the megaphone 10 gradually decreases in a vertically downward direction, i.e. the lower part of the megaphone 10 is tapered. Correspondingly, the width of the space enclosed by the inner wall of the fixed seat 20 is gradually reduced along the vertical downward direction. Thus, when the megaphone 10 is placed in the fixing base 20 from the top down, the megaphone 10 will not fall down.
And, the adaptation between the inner wall profile of fixing base 20 and the outer wall profile of megaphone also makes megaphone 10 can not rock inside fixing base 20, places more firmly.
In some embodiments of the present application, referring to fig. 4, the peripheral plate 21 at the front of the fixing portion 20 has a notch 23, and when the megaphone 10 is placed in the fixing base 20, the sound outlet/inlet hole 18 of the megaphone 10 is exposed from the notch 23 so as not to affect the communication quality of the megaphone 10.
In some embodiments of the present application, referring to fig. 1 and 5, a plurality of mounting posts 22 are disposed on the peripheral plate 21 at the back of the fixing base 20, a first mounting hole 34 is correspondingly disposed on the water blocking cover 30, a second mounting hole 41 is correspondingly disposed on the mounting plate 40, and the mounting posts 22 are simultaneously and fixedly mounted in the first mounting hole 34 and the second mounting hole 41, so as to achieve the fixed mounting among the mounting plate 40, the water blocking cover 30 and the fixing base 20.
In order to improve the fixing and mounting reliability between the mounting plate 40 and the water blocking cover 30, a plurality of mounting holes (not shown) are correspondingly formed on the mounting plate and the water blocking cover.
In some embodiments of the present application, a silica gel pad 50 is disposed between the mounting plate 40 and the water blocking cover 30, the silica gel pad 50 is in a stressed and extruded state, and the silica gel pad 50 is used for preventing water, so as to prevent external water from penetrating into the inside of the fixing base 20 through the mounting hole of the water blocking cover 30 and affecting the use performance of the megaphone 10.
Referring to fig. 1, a third mounting hole 51 is formed in the silica gel pad 50, and the mounting column 22 is simultaneously inserted into the third mounting hole 51, so that the silica gel pad 50 is conveniently extruded and fixed.
In some embodiments of the present application, referring to fig. 6, the water blocking cover 30 includes a water blocking cover back plate 31, two water blocking cover top plates 32 inclined downward and meeting each other are disposed on the top of the water blocking cover back plate 31, water blocking cover side plates 33 are disposed on the left and right sides of the water blocking cover back plate 31, and the first mounting hole 34 is disposed on the water blocking cover back plate 31.
When the megaphone 10 is placed in the fixing seat 20, the omnibearing water prevention of the megaphone 10 is realized through the water blocking cover back plate 31, the water blocking cover top plate 32 and the water blocking cover side plate 33. The inclined water retaining cover top plate 32 is convenient for the downward flow of water at the top, and water storage is avoided.
In some embodiments of the present application, referring to fig. 2 and 3, the megaphone 10 includes a front cover 11 and a rear cover 12, and a mounting chamber (not shown) is formed between the front cover 11 and the rear cover 12. A circuit board 13 is arranged in the mounting cavity, and a microswitch 17 is arranged on the circuit board 13. The side wall of the front cover 11 is provided with a button 16, the mounting cavity is also provided with a limiting column 114, one side of the micro switch 17 is close to the button 16, and the other side of the micro switch 17 is close to the limiting column 114.
When the push button 16 is pushed, the microswitch 17 is activated. The limiting column 114 has a limiting abutting effect on the micro switch 17, and the circuit board 13 is prevented from being damaged due to overlarge displacement of the micro switch 17 when the button 16 is stressed too much, so that the service life of the megaphone 10 is prolonged.
Be equipped with recess 116 on the terminal surface of protecgulum 11 orientation back lid 12, be equipped with sealing washer 19 in the recess 116, after protecgulum 11 and back lid 12 lock are connected, sealing washer 19 atress compression further improves megaphone 10's waterproof performance.
The connection between the front cover 11 and the rear cover 12 adopts the following structure: the front cover 11 is provided with a first mounting column 111, and the rear cover 12 is provided with a second mounting column 121. Screws are simultaneously arranged on the first mounting column 111 and the second mounting column 121 in a penetrating manner, so that the front cover 11 and the rear cover 12 are fixedly mounted.
The front cover 11 is further provided with a third mounting column 112, and the circuit board 13 is fixedly mounted on the third mounting column 112.
Still be equipped with mounting groove 113 on the protecgulum 11, the embedment is fixed with electret 14 in the mounting groove 113, improves electret 14's waterproof performance, and then improves megaphone 10's life.
Referring to fig. 3 and 7, a clamping groove 161 is formed on the button 16, a button mounting hole 115 is formed on the side wall of the front cover 11, and the clamping groove 161 is clamped in the button mounting hole 115 to realize the fixed mounting of the button 16. Interference fit between draw-in groove 161 and button mounting hole 115 improves the installation steadiness of button 16, also helps improving the waterproof performance of megaphone 10 simultaneously, avoids outside water to permeate inside megaphone 10 from button mounting hole 115.
The button 16 is surrounded by a hollow ring structure to facilitate the pressing of the microswitch 17.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a mining handheld megaphone device which characterized in that, includes megaphone, mounting panel, manger plate cover and fixing base, manger plate cover is fixed on the mounting panel, the fixing base is fixed manger plate covers, megaphone detachably places in the fixing base, manger plate cover is used for right the megaphone is manger plate dustproof.
2. A mining hand-held megaphone apparatus as claimed in claim 1,
the fixing base includes along the week board that the circumferential direction encircleed, the upper and lower both sides opening of fixing base, the inner wall profile of fixing base with the outer wall profile adaptation of megaphone, the megaphone can be put into from top to bottom in the fixing base, or by supreme follow down take out in the fixing base.
3. A mining shout device as claimed in claim 2,
the width of the lower part of the megaphone decreases gradually in a vertically downward direction.
4. A mining shout device as claimed in claim 2,
the periphery plate positioned in the front of the fixing part is provided with a notch, and when the megaphone is placed in the fixing seat, the sound outlet/inlet hole of the megaphone is exposed from the notch.
5. A mining shout device as claimed in claim 2,
the periphery plate at the back of the fixing seat is provided with a mounting column, the water retaining cover is correspondingly provided with a first mounting hole, the mounting plate is correspondingly provided with a second mounting hole, and the mounting column is fixedly mounted in the first mounting hole and the second mounting hole.
6. A mining hand-held megaphone apparatus as claimed in claim 5,
the mounting panel with be equipped with the silica gel pad between the manger plate cover, the silica gel pad is atress extrusion state.
7. A mining hand-held megaphone apparatus as claimed in claim 5,
the water retaining cover comprises a water retaining cover back plate, two water retaining cover top plates which are downward inclined and are connected in an intersecting mode are arranged at the top of the water retaining cover back plate, water retaining cover side plates are arranged on the left side and the right side of the water retaining cover back plate respectively, and the first mounting holes are formed in the water retaining cover back plate.
8. A mining hand-held megaphone apparatus as claimed in any one of claims 1 to 7,
the megaphone includes protecgulum and hou gai, the protecgulum with form the installation cavity between the back lid, be equipped with the circuit board in the installation cavity, be equipped with micro-gap switch on the circuit board, be equipped with the button on the lateral wall of protecgulum, still be equipped with spacing post in the installation cavity, one side of micro-gap switch is close to the button, micro-gap switch's opposite side is close to spacing post.
9. A mining hand-held megaphone apparatus as claimed in claim 8,
the front cover is towards to be equipped with the recess on the terminal surface of back lid, be equipped with the sealing washer in the recess, the front cover with back lid lock connects the back, the sealing washer atress compression.
10. A mining hand-held megaphone apparatus as claimed in claim 8,
be equipped with the mounting groove on the protecgulum, the embedment is fixed with the electret in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010795862.3A CN111954144A (en) | 2020-08-10 | 2020-08-10 | Mining handheld megaphone device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010795862.3A CN111954144A (en) | 2020-08-10 | 2020-08-10 | Mining handheld megaphone device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111954144A true CN111954144A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010795862.3A Pending CN111954144A (en) | 2020-08-10 | 2020-08-10 | Mining handheld megaphone device |
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| CN (1) | CN111954144A (en) |
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Application publication date: 20201117 |