CN203788340U - Totally-enclosed waterproof mining loudspeaking telephone - Google Patents
Totally-enclosed waterproof mining loudspeaking telephone Download PDFInfo
- Publication number
- CN203788340U CN203788340U CN201420045954.XU CN201420045954U CN203788340U CN 203788340 U CN203788340 U CN 203788340U CN 201420045954 U CN201420045954 U CN 201420045954U CN 203788340 U CN203788340 U CN 203788340U
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- China
- Prior art keywords
- shell
- totally
- hands free
- free telephone
- enclosed waterproof
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Abstract
A totally-enclosed waterproof mining loudspeaking telephone disclosed by the utility model comprises a shell and a sounding device, and the sounding device comprises a vibrating type loudspeaker and a movable support. The movable support is fixedly connected with the inner wall face of the shell and comprises a movable mechanism and a fixing end, and the movable mechanism is connected with the inner wall of the shell via the fixing end. The vibrating type loudspeaker is fixed on the movable mechanism, and by adjusting the position of the movable mechanism on the fixing end, the distance between the vibrating type loudspeaker and the inner wall of the shell is adjusted. By adjusting the number of the screw threads screwed in the shell of a main shaft rod, the distance between a sounding unit and the inner wall of the shell is adjusted, so that the tone quality is adjusted. When an oscillator of the sounding unit vibrates, and by the fixing end welded on a bottom plate of the shell, the energy is transmitted to the shell, so that the wall of the shell resonates, and a sound wave is radiated out along the resonance of the wall of the shell, and the mode that the shell of a conventional moving-coil loudspeaker needs to be punched to spread the sound wave out with the help of air is changed, and accordingly, the sealing property of the shell is improved effectively.
Description
Technical field
The utility model relates to the mining hands free telephone of a kind of totally-enclosed waterproof, belongs to the communications field.
Background technology
Under coal mine, because mining operations produces a large amount of dust, be to reduce dust concentration, effectively prevent pneumoconiosis harm, various dust suppression device by water spray, facility are generally used, and therefore, the electric equipment under coal mine is unavoidably dabbled, the harm of trickle, immersion.At present, the mining hands free telephone that do liaison under coal mine, conveys a message, the large defect of ubiquity two on shell mechanism: 1. adopt coil-moving speaker, the principle of coil-moving speaker is that vibrating diaphragm promotes air and works, shell must be established an outlet and communicate with extraneous space, so that sound wave is to shell external radiation; When 2. the parts such as cap, binding post are connected with housing, adopt through hole mode to carry out bolted.Therefore, the seal degree of shell is relatively low, only can prevent dust, splash-proof, as meet with the immersion of fierce water spray, short time, progressive flooding, and just have that part water liquid exports by loud speaker or fastener through holes penetrates in shell, electronic equipment, loud speaker made moist can not carry out normal talking, propaganda directed to communicate, cause production scheduling paralysis, or the condition of a disaster when sudden change, cannot commander miner's escape, cause serious potential safety hazard.
Utility model content
The purpose of this utility model is: provide a kind of totally-enclosed waterproof mining hands free telephone, the mining hands free telephone of described totally-enclosed waterproof is used continuously under the environment that meets with fierce water spray, short time immersion, progressive flooding.
The utility model is realized by the following method:
The mining hands free telephone of a kind of totally-enclosed waterproof, comprise shell and sound-producing device, it is characterized in that: described sound-producing device involving vibrations formula loud speaker, movable bearing support, described movable bearing support is fixedly connected with outer casing inner wall face, described movable bearing support comprises a movable device and stiff end, movable device is connected with outer casing inner wall by stiff end, described vibrating type loudspeaker is fixed on movable device, by regulating the position of movable device on stiff end, regulate the distance of vibrating type loudspeaker and outer casing inner wall.
As further innovation of the present utility model, described movable device is included as a movable rod, and described movable rod can carry out telescopic moving with respect to stiff end.
As further innovation of the present utility model, on described connecting rod, be provided with screw thread, described connecting rod is flexibly connected with stiff end by screw thread.
As further innovation of the present utility model, described sound-producing device also comprises adjusting portion, described adjusting portion comprises positioning support and hold-down mechanism, described positioning support is fixed on outer casing inner wall, described hold-down mechanism one end is flexibly connected with positioning support, the described hold-down mechanism other end is connected by flexible member elasticity with vibrating type loudspeaker, the position by mobile described hold-down mechanism with respect to positioning support, pre compressed magnitude that can adjustable elastic element.
As further innovation of the present utility model, described hold-down mechanism comprises screw rod, and described flexible member is fixed on one end of screw rod, and described screw rod is connected by screw thread with positioning support.
As further innovation of the present utility model, described flexible member is spring.
As further innovation of the present utility model, described hold-down mechanism also comprises pressing plate, and described flexible member is connected with hold-down mechanism by pressing plate.
As further innovation of the present utility model, described positioning support is a metallic plate, and metallic plate central part is provided with the bent area that holds hold-down mechanism and phonation unit, and the two ends of metallic plate are fixed on outer casing inner wall.
As further innovation of the present utility model, described hands free telephone comprises some I/O devices, and described I/O device comprises housing and be arranged on the electronic component in housing, described electronic component by epoxy encapsulation in housing.
As further innovation of the present utility model, described I/O device is fixed on shell by housing.
As further innovation of the present utility model, shell comprises drain pan and cover plate, on described drain pan, is provided with inner flange, is provided with blind hole A on described inner flange, in described blind hole A, be provided with connecting pin (screw), fixing by connecting pin (screw) between described drain pan and cover plate.
As further innovation of the present utility model, between described drain pan and cover plate, be provided with waterproof sealing gasket A.
As further innovation of the present utility model, described hands free telephone also comprises internal circuit mechanism, on described cover plate, is welded with double-screw bolt, and described internal circuit mechanism is fixed on the cover board by double-screw bolt.
As further innovation of the present utility model, described internal circuit mechanism is by epoxy sealing in Al-alloy casing, and described Al-alloy casing is fixed on double-screw bolt.
As further innovation of the present utility model, described hands free telephone also comprises attachment plug, described attachment plug is aviation quick connector, described aviation quick connector is comprised of socket and plug, socket is that screw-threaded coupling is connected with plug, socket one end is square flange, the other end is that tubulose runs through shell and shell interference fit, between socket flange and outer shell outer wall, be affixed by waterproof sealing gasket B, four jiaos of square flanges have through hole, outer casing inner wall is provided with blind hole B corresponding to the installation dimension of square flange through hole, fastening bolt passes through square flange through hole, sealing gasket screws in the blind hole B of outer casing inner wall.
As further innovation of the present utility model, described hands free telephone also comprises energy-storage battery, described energy-storage battery externally during Power supply in floating charge state, in external power source, have no progeny, movement internal circuit is converted to by energy-storage battery powers.
beneficial effect
1, by adjusting screw(rod), be threaded into the button number of stiff end, regulate the distance of phonation unit and outer casing inner wall, so that adjusting tonequality, during the oscillator vibration of phonation unit, by being welded in the stiff end on housing base plate, energy is passed to housing, make housing wall resonance, along with acoustic irradiation is gone out in the resonance of housing wall, having changed traditional coil-moving speaker needs opening in shell, by air, Acoustic Wave Propagation is gone out, thereby effectively improved the sealing property of housing.
2, by regulation hold-down mechanism screw rod, screw in positioning support, change the compaction degree of spring, and regulate Oscillation Amplitude and the vibrational energy of vibrating type loudspeaker oscillator, and while further regulating vibrating type loudspeaker oscillator vibration, pass to the energy of housing wall, reach the object of the volume that regulates hands free telephone.
3, screw passes through the blind hole on cover plate, flange gasket precession shell flange, under screw effect, when described cover plate is connected with drain pan, impel the space between flange gasket seal cover board and drain pan, again because blind hole is an obstructed open-work, even if water liquid does not enter in housing along the downward yet infiltration of screw, further guarantee housing seal performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, be described further
As shown in Figure 1, this product is the mining hands free telephone of a kind of totally-enclosed waterproof, comprise shell, loud speaker and some I/O devices, shell comprises drain pan 1 and cover plate 8, on drain pan 1, be provided with inner flange, on inner flange, be provided with blind hole A2, in blind hole A2, be provided with screw 3, fixing by screw 3 between drain pan 1 and cover plate 8, between drain pan 1 and cover plate 8, be provided with waterproof sealing gasket A9;
I/O device comprises button 4 and microphone 7, and button 4 and microphone 7 comprise shell and electronic component, and by epoxy encapsulation in the enclosure, shell is connected with cover plate 8 by screw thread electronic component;
The sound generating mechanism of vibrating speaker is adjustable dynamic structure, comprise a metallic plate 13 being fixed in inner walls, metallic plate 13 middle parts are provided with the bending of a U-shaped, in bending, be provided with vibrating type loudspeaker 16, tonequality adjusting governor motion and volume adjusting mechanism, metallic plate 13 is fixed on drain pan 1 inwall by screw 3, realize detachably, vibrating type loudspeaker 16 comprises an oscillator, by the oscillator shell that resonates, carries out sounding;
Vibrating type loudspeaker 16 is fixed on stiff end 14 by a connecting rod 15 that screw thread is set, stiff end 14 is welded on drain pan 1, by adjusting, be threaded into the button number of stiff end 14, regulate the distance of vibrating type loudspeaker 16 and drain pan 1 inwall, realize the object that regulates volume;
Tonequality governor motion comprises a screw rod 19 being fixed on metallic plate 13, one end of screw rod 19 is fixed with a pressing plate 18, between pressing plate 18 and vibrating type loudspeaker 16, be fixed with a spring 17, by screwing in or screw out screw rod 19, can change the decrement of spring 17, thereby change the vibrational energy that vibrating type loudspeaker 16 is delivered to housing, reach the object that changes tonequality;
The attachment plug 12 of this product is aviation quick connector, described aviation quick connector is comprised of socket 10 and plug 12, socket 10 and plug 12 are connected for screw-threaded coupling, socket 10 one end are square flange, the other end is that tubulose runs through drain pan and drain pan 1 interference fit, waterproof sealing gasket B11 between socket 10 flanges and drain pan 1 lateral wall, four jiaos of square flanges have through hole, drain pan 1 madial wall is provided with blind hole B corresponding to the installation dimension of square flange through hole, and fastening bolt passes through the blind hole B of square flange through hole, sealing gasket screw-in drain pan 1 madial wall;
The energy-storage battery 6 of this interiors of products and circuit 5 in an Al-alloy casing, are provided with double-screw bolt by epoxy encapsulation on cover plate 8, and Al-alloy casing is fixed on double-screw bolt by screw 3;
Described energy-storage battery 6 externally during Power supply in floating charge state, in external power source, have no progeny, movement internal circuit 5 is converted to by energy-storage battery 6 and powers.
Claims (17)
1. the mining hands free telephone of totally-enclosed waterproof, comprise shell and sound-producing device, it is characterized in that: described sound-producing device involving vibrations formula loud speaker, movable bearing support, described movable bearing support is fixedly connected with outer casing inner wall face, described movable bearing support comprises a movable device and stiff end, movable device is connected with outer casing inner wall by stiff end, described vibrating type loudspeaker is fixed on movable device, by regulating the position of movable device on stiff end, regulate the distance of vibrating type loudspeaker and outer casing inner wall.
2. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 1, is characterized in that: described movable device is included as a movable rod, and described movable rod can carry out telescopic moving with respect to stiff end.
3. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 2, is characterized in that: on described connecting rod, be provided with screw thread, described connecting rod is flexibly connected with stiff end by screw thread.
4. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 1, it is characterized in that: described sound-producing device also comprises adjusting portion, described adjusting portion comprises positioning support and hold-down mechanism, described positioning support is fixed on outer casing inner wall, described hold-down mechanism one end is flexibly connected with positioning support, the described hold-down mechanism other end is connected by flexible member elasticity with vibrating type loudspeaker, position by mobile described hold-down mechanism with respect to positioning support, pre compressed magnitude that can adjustable elastic element.
5. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 4, is characterized in that: described hold-down mechanism comprises screw rod, and described flexible member is fixed on one end of screw rod, and described screw rod is connected by screw thread with positioning support.
6. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 4, is characterized in that: described flexible member is spring.
7. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 4, is characterized in that: described hold-down mechanism also comprises pressing plate, and described flexible member is connected with hold-down mechanism by pressing plate.
8. the mining expansion English of a kind of totally-enclosed waterproof as claimed in claim 4 phone, it is characterized in that: described positioning support is a metallic plate, metallic plate central part is provided with the bent area that holds hold-down mechanism and phonation unit, and the two ends of metallic plate are fixed on outer casing inner wall.
9. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 1, it is characterized in that: described hands free telephone comprises some I/O devices, described I/O device comprises housing and is arranged on the electronic component in housing, described electronic component by epoxy encapsulation in housing.
10. the mining hands free telephone of a kind of totally-enclosed waterproof as claimed in claim 9, is characterized in that: described I/O device is fixed on shell by housing.
The mining hands free telephone of 11. a kind of totally-enclosed waterproof as claimed in claim 1, is characterized in that: described shell is comprised of drain pan and cover plate.
The mining hands free telephone of 12. a kind of totally-enclosed waterproof as claimed in claim 11, it is characterized in that: on described drain pan, be provided with inner flange, on described inner flange, be provided with blind hole, in described blind hole, be provided with connecting pin (screw), fixing by connecting pin (screw) between described drain pan and cover plate.
The mining hands free telephone of 13. a kind of totally-enclosed waterproof as claimed in claim 11, is characterized in that: between described drain pan and cover plate, be provided with waterproof sealing gasket.
The mining hands free telephone of 14. a kind of totally-enclosed waterproof as claimed in claim 11, is characterized in that: described hands free telephone also comprises internal circuit mechanism, on described cover plate, is welded with double-screw bolt, and described internal circuit mechanism is fixed on the cover board by double-screw bolt.
The mining hands free telephone of 15. a kind of totally-enclosed waterproof as claimed in claim 14, is characterized in that: described internal circuit mechanism is by epoxy sealing in Al-alloy casing, and described Al-alloy casing is fixed on double-screw bolt.
The mining hands free telephone of 16. a kind of totally-enclosed waterproof as claimed in claim 1, it is characterized in that: described hands free telephone also comprises attachment plug, described attachment plug is aviation quick connector, described aviation quick connector is comprised of socket and plug, socket is that screw-threaded coupling is connected with plug, socket one end is square flange, the other end is that tubulose runs through shell and shell interference fit, between socket flange and outer shell outer wall, be affixed by sealing gasket, four jiaos of square flanges have through hole, shell madial wall is provided with blind hole corresponding to the installation dimension of square flange through hole, fastening bolt passes through square flange through hole, sealing gasket screws in the blind hole of outer casing inner wall.
The mining hands free telephone of 17. a kind of totally-enclosed waterproof as claimed in claim 1, it is characterized in that: described hands free telephone also comprises energy-storage battery, described energy-storage battery externally during Power supply in floating charge state, in external power source, have no progeny, movement internal circuit is automatically converted to by energy-storage battery powers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045954.XU CN203788340U (en) | 2014-01-24 | 2014-01-24 | Totally-enclosed waterproof mining loudspeaking telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045954.XU CN203788340U (en) | 2014-01-24 | 2014-01-24 | Totally-enclosed waterproof mining loudspeaking telephone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203788340U true CN203788340U (en) | 2014-08-20 |
Family
ID=51324491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420045954.XU Expired - Fee Related CN203788340U (en) | 2014-01-24 | 2014-01-24 | Totally-enclosed waterproof mining loudspeaking telephone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203788340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795831A (en) * | 2014-01-24 | 2014-05-14 | 南通神华电气有限公司 | Totally-closed waterproof mine amplified phone |
| CN111225314A (en) * | 2018-11-23 | 2020-06-02 | 乐金显示有限公司 | Display device and automobile device |
-
2014
- 2014-01-24 CN CN201420045954.XU patent/CN203788340U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795831A (en) * | 2014-01-24 | 2014-05-14 | 南通神华电气有限公司 | Totally-closed waterproof mine amplified phone |
| CN111225314A (en) * | 2018-11-23 | 2020-06-02 | 乐金显示有限公司 | Display device and automobile device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160302 Address after: 226300 No. 111, Jin Tong Road, Jinsha Town, Nantong, Jiangsu, Tongzhou District Patentee after: Jiangsu Yingfeng Electronics Technology Co., Ltd. Address before: 226300 No. 111, Jin Tong Road, Jinsha Town, Nantong, Jiangsu, Tongzhou District Patentee before: Shenhua Electric Co., Ltd. Nantong |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20180124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |