CN204024714U - Mine explosion-suppression and intrinsic safety type phonetic alarm - Google Patents
Mine explosion-suppression and intrinsic safety type phonetic alarm Download PDFInfo
- Publication number
- CN204024714U CN204024714U CN201420504855.3U CN201420504855U CN204024714U CN 204024714 U CN204024714 U CN 204024714U CN 201420504855 U CN201420504855 U CN 201420504855U CN 204024714 U CN204024714 U CN 204024714U
- Authority
- CN
- China
- Prior art keywords
- intrinsic safety
- equipment cavity
- suppression
- phonetic alarm
- mine explosion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Mine explosion-suppression and intrinsic safety type phonetic alarm, comprise equipment cavity and the intrinsic safety chamber of metal material, between described equipment cavity and intrinsic safety chamber, there is through wires hole, described equipment cavity comprises cover plate, cover plate is fixed by bolt and equipment cavity, several projection is provided with bottom described equipment cavity, by screw erection equipment plate in described projection, stationary stroage battery in device board, transformer and magnification circuit plate, end cap is provided with outside described intrinsic safety chamber, end cap is bolted on intrinsic safety chamber, loudspeaker is fixedly mounted inside end cap, loudspeaker is connected with magnification circuit plate by cable, described cable is through through wires hole.
Description
Technical field
The utility model relates to winning equipment field, especially relates to a kind of mine explosion-suppression and intrinsic safety type phonetic alarm.
Background technology
Winning equipment is because the circumstance complication of application, very high requirement is had to the reliability of equipment and safety, particularly for the winning equipment carrying out tunneling, a large amount of flammable explosive gas and dust is there is in tunnel, above-mentioned gas and dust run into naked light and very easily set off an explosion, this just requires that the equipment worked in such a case must meet high-level safety requirements, and all electric equipments must have the characteristic of flame proof and intrinsic safety.
Utility model content
In order to overcome above-mentioned technical problem, the utility model provides a kind of compact conformation, the mine explosion-suppression and intrinsic safety type phonetic alarm of use safety, and the technical scheme of employing is as follows:
Mine explosion-suppression and intrinsic safety type phonetic alarm, comprise equipment cavity and the intrinsic safety chamber of metal material, between described equipment cavity and intrinsic safety chamber, there is through wires hole, described equipment cavity comprises cover plate, cover plate is fixed by bolt and equipment cavity, several projection is provided with bottom described equipment cavity, by screw erection equipment plate in described projection, stationary stroage battery in device board, transformer and magnification circuit plate, end cap is provided with outside described intrinsic safety chamber, end cap is bolted on intrinsic safety chamber, loudspeaker is fixedly mounted inside end cap, loudspeaker is connected with magnification circuit plate by cable, described cable is through through wires hole.
Further, described cover plate is also provided with handle.
Further, the sidewall of described equipment cavity is also provided with control button, and described control button is connected with magnification circuit plate.
Further, asbestos washer is provided with between described through wires hole and cable.
Adopt above-mentioned mine explosion-suppression and intrinsic safety type phonetic alarm, compact conformation, use safety, ensure that normally carrying out of mining.
Accompanying drawing explanation
Fig. 1 is the structural representation of mine explosion-suppression and intrinsic safety type phonetic alarm.
Detailed description of the invention
Mine explosion-suppression and intrinsic safety type phonetic alarm as shown in Figure 1, comprise equipment cavity 1 and the intrinsic safety chamber 2 of metal material, between described equipment cavity 1 and intrinsic safety chamber 2, there is through wires hole 15, described equipment cavity 1 comprises the cover plate 3 being provided with handle 4, cover plate 3 is fixed by bolt and equipment cavity 1, several protruding 8 are provided with bottom described equipment cavity 1, by screw erection equipment plate 7 on described protruding 8, stationary stroage battery 12 in device board 7, transformer 10 and magnification circuit plate 11, end cap 5 is provided with outside described intrinsic safety chamber 2, end cap 5 is bolted on intrinsic safety chamber 2, loudspeaker 6 is fixedly mounted inside end cap 5, loudspeaker 6 is connected with magnification circuit plate 11 by cable 13, described cable 13 is through through wires hole 15, asbestos washer is provided with between through wires hole 15 and cable 13, the sidewall 9 of equipment cavity 1 is also provided with control button 14, control button 14 is connected with magnification circuit plate 11.
The above, be only detailed description of the invention of the present utility model, and those of ordinary skill in the art are in the scope that the utility model discloses, and the change that can expect easily, within the protection domain that all should be encompassed in utility model.
Claims (4)
1. mine explosion-suppression and intrinsic safety type phonetic alarm, it is characterized in that the equipment cavity and the intrinsic safety chamber that comprise metal material, between described equipment cavity and intrinsic safety chamber, there is through wires hole, described equipment cavity comprises cover plate, cover plate is fixed by bolt and equipment cavity, several projection is provided with bottom described equipment cavity, by screw erection equipment plate in described projection, stationary stroage battery in device board, transformer and magnification circuit plate, end cap is provided with outside described intrinsic safety chamber, end cap is bolted on intrinsic safety chamber, loudspeaker is fixedly mounted inside end cap, loudspeaker is connected with magnification circuit plate by cable, described cable is through through wires hole.
2. mine explosion-suppression and intrinsic safety type phonetic alarm as claimed in claim 1, is characterized in that described cover plate is also provided with handle.
3. mine explosion-suppression and intrinsic safety type phonetic alarm as claimed in claim 1 or 2, it is characterized in that the sidewall of described equipment cavity is also provided with control button, described control button is connected with magnification circuit plate.
4. mine explosion-suppression and intrinsic safety type phonetic alarm as claimed in claim 1 or 2, is characterized in that being provided with asbestos washer between described through wires hole and cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420504855.3U CN204024714U (en) | 2014-09-03 | 2014-09-03 | Mine explosion-suppression and intrinsic safety type phonetic alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420504855.3U CN204024714U (en) | 2014-09-03 | 2014-09-03 | Mine explosion-suppression and intrinsic safety type phonetic alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204024714U true CN204024714U (en) | 2014-12-17 |
Family
ID=52064598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420504855.3U Expired - Fee Related CN204024714U (en) | 2014-09-03 | 2014-09-03 | Mine explosion-suppression and intrinsic safety type phonetic alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204024714U (en) |
-
2014
- 2014-09-03 CN CN201420504855.3U patent/CN204024714U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20150903 |
|
| EXPY | Termination of patent right or utility model |