CN212392929U - Explosion-proof camera with sound amplifying device - Google Patents
Explosion-proof camera with sound amplifying device Download PDFInfo
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- CN212392929U CN212392929U CN202021220829.XU CN202021220829U CN212392929U CN 212392929 U CN212392929 U CN 212392929U CN 202021220829 U CN202021220829 U CN 202021220829U CN 212392929 U CN212392929 U CN 212392929U
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Abstract
The utility model relates to an explosion-proof camera with a sound amplifying device, which comprises an explosion-proof shell, wherein a mounting rack is arranged in the explosion-proof shell, a network camera, a power amplifier module and a power module are arranged on the mounting rack, and the power module is respectively electrically connected with the network camera and the power amplifier module; the left end of the explosion-proof shell is connected with toughened glass through a first explosion-proof assembly; the right end of the explosion-proof shell is connected with an explosion-proof cable lead-in device through a second explosion-proof assembly; a connecting sound channel is arranged on the left side of the top of the explosion-proof shell, and the other end of the connecting sound channel is connected with the explosion-proof shell; a sound amplifying cavity is formed in the flame-proof shell, a loudspeaker is fixedly arranged in the sound amplifying cavity, and the loudspeaker is electrically connected with the power amplifying module; the left end of the explosion-proof shell is connected with an explosion-proof breathing sheet through a third explosion-proof assembly, the explosion-proof breathing sheet is of a multilayer net structure, and the third explosion-proof assembly comprises a front cover and a pressing plate; the utility model discloses convenient to use has extensive practicality, can in time prevent or the construction of remote guidance staff to the on-the-spot violation of behavior.
Description
Technical Field
The utility model belongs to the technical field of the explosion-proof appearance of making a video recording, especially, relate to an explosion-proof appearance of making a video recording with public address set.
Background
With the development of industrial technology, cameras are widely applied to flammable and explosive places in the industries such as chemical industry, textile industry, medicine industry, food processing industry, marine transportation industry, industrial and mining environment and the like, and safe production and civilized production are indispensable parts in modern industrial production. The explosion-proof principle of the explosion-proof camera is mainly that an explosion-proof measure that an explosion-proof shell isolates an ignition source is adopted, and the purpose that the external explosive gas environment is not ignited is achieved. Normally, the camera is only used for monitoring images, and when dangerous places are monitored, illegal behaviors are prevented or guided in time after dangerous situations are found, so that the development of the explosion-proof camera with the sound amplifying and speaking functions is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a convenient to use, have extensive practicality, can in time prevent or the explosion-proof appearance of making a video recording with public address set of remote guidance staff construction to the violation of action.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an explosion-proof camera with a sound amplifying device comprises an explosion-proof shell, wherein a mounting frame is arranged in the explosion-proof shell, a network camera, a power amplifier module and a power supply module are sequentially arranged on the mounting frame from left to right, the power supply module is respectively and electrically connected with the network camera and the power amplifier module, and the output end of the network camera is transmitted to the power amplifier module through network output audio; the left end of the explosion-proof shell is connected with toughened glass through a first explosion-proof assembly; the right end of the explosion-proof shell is connected with an explosion-proof cable leading-in device through a second explosion-proof assembly, and the network composite cable enters the explosion-proof shell through the explosion-proof cable leading-in device; a connecting sound channel is arranged on the left side of the top of the explosion-proof shell, and the other end of the connecting sound channel is connected with the explosion-proof shell; a sound amplifying cavity is formed in the flame-proof shell, a loudspeaker is fixedly arranged in the sound amplifying cavity, and the loudspeaker is electrically connected with the power amplifying module; the explosion-proof piece of breathing is connected with through the third explosion-proof subassembly in the flame proof shell left end, and explosion-proof piece of breathing is multilayer network structure, and the third explosion-proof subassembly includes protecgulum and clamp plate, evenly is provided with a plurality of screw thread posts around the protecgulum, and the screw thread post is provided with first sealing washer respectively with the protecgulum junction, and the screw thread post corresponds respectively with flame proof shell inner wall and clamp plate side wall threaded connection, and the clamp plate is used for fixing explosion-proof piece of breathing on the protecgulum.
Further, first explosion-proof subassembly includes preceding fixed cover and preceding fixed block, and preceding fixed cover is fixed to be set up at explosion-proof housing's left end portion, and preceding fixed block passes through first bolt and fixes toughened glass in the rear side of preceding fixed cover.
Further, the second explosion-proof assembly comprises a rear fixing block and a rear fixing plate, the rear fixing block is fixedly arranged at the right end of the explosion-proof shell, the rear fixing plate is fixedly connected with the rear fixing block corresponding to the rear fixing block in position through a second bolt, a second sealing ring is arranged at the joint of the rear fixing block and the rear fixing plate, and the explosion-proof cable leading-in device is arranged on the outer side of the rear fixing plate.
Further, the lens of the network camera corresponds to the position of the tempered glass.
Furthermore, the explosion-proof shell, the connecting sound channel, the explosion-proof shell, the explosion-proof breathing sheet, the first explosion-proof component, the second explosion-proof component and the third explosion-proof component are all made of 304 stainless steel materials.
Adopt above-mentioned technical scheme, the utility model has the advantages of as follows:
1. the utility model can be used for monitoring the operation in dangerous places with flammable and explosive gases, and the network camera in the explosion-proof shell is used for monitoring the field operation in real time; when monitoring the operation in dangerous place, the output of web camera passes through network output audio frequency and transmits for the power amplifier module, and the power amplifier module is broadcast out through the speaker after enlargiing the audio frequency to can be timely after discovering the dangerous condition stop the violation of rules and regulations, and can the construction of remote guidance staff.
2. Set up explosion-proof breathing piece in explosion-proof shell left end through the third explosion-proof subassembly, the third explosion-proof subassembly all adopts 304 stainless steel to make with explosion-proof breathing piece, and explosion-proof breathing piece sets up to multilayer network structure, has further improved equipment bulk strength, satisfies the requirement that the explosion-proof appearance of making a video recording that has public address set detects and public address in dangerous place.
3. Through adopting the second explosion-proof subassembly and the third explosion-proof subassembly that 304 stainless steel material made for the intensity of explosion-proof camera appearance improves, and the performance is more stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1 according to the present invention;
fig. 5 is a schematic diagram of the present invention.
In the figure: 1 explosion-proof shell, 2 mounting brackets, 3 IP cameras, 4 power amplifier modules, 5 power supply modules, 6 connecting sound channels, 7 explosion-proof shells, 8 loudspeakers, 9 explosion-proof breathing sheets, 10 front covers, 11 pressing plates, 12 threaded columns, 13 first sealing rings, 14 front fixing covers, 15 front fixing blocks, 16 first bolts, 17 toughened glass, 18 rear fixing blocks, 19 rear fixing plates, 20 second bolts, 21 second sealing rings and 22 explosion-proof cable leading-in devices.
Detailed Description
As shown in fig. 1-5, the explosion-proof camera with sound amplifying device of the present invention comprises an explosion-proof housing 1, wherein a mounting frame 2 is arranged in the explosion-proof housing 1, a webcam 3, a power amplifier module 4 and a power module 5 are sequentially arranged on the mounting frame 2 from left to right, the power module 5 is electrically connected with the webcam 3 and the power amplifier module 4, and the output end of the webcam 3 is transmitted to the power amplifier module 4 through a network output audio; the left end of the explosion-proof shell 1 is connected with toughened glass 17 through a first explosion-proof assembly; the right end of the explosion-proof shell 1 is connected with an explosion-proof cable leading-in device 22 through a second explosion-proof assembly, and the network composite cable enters the explosion-proof shell 1 through the explosion-proof cable leading-in device 22; a connecting sound channel 6 is arranged on the left side of the top of the explosion-proof shell 1, and the other end of the connecting sound channel 6 is connected with an explosion-proof shell 7; a sound amplifying cavity is formed in the flame-proof shell 7, a loudspeaker 8 is fixedly arranged in the sound amplifying cavity, and the loudspeaker 8 is electrically connected with the power amplification module 4; the left end of the flame-proof shell 7 is connected with an explosion-proof breathing sheet 9 through a third explosion-proof assembly, the explosion-proof breathing sheet 9 is of a multilayer net structure, the third explosion-proof assembly comprises a front cover 10 and a pressing plate 11, a plurality of threaded columns 12 are uniformly arranged around the front cover 10, the threaded columns 12 are respectively provided with a first sealing ring 13 at the connection part with the front cover 10, the threaded columns 12 respectively correspond to the inner wall of the flame-proof shell 7 and are in threaded connection with the upper side wall of the pressing plate 11, and the pressing plate 11 is used for fixing the explosion-proof breathing sheet 9 on the front cover 10. The front cover 10 is fixed to the explosion-proof housing 1 by screwing the screw post 12, thereby fixing the explosion-proof breathing sheet 9 between the front cover 10 and the pressure plate 11.
The first explosion-proof assembly comprises a front fixing cover 14 and a front fixing block 15, the front fixing cover 14 is fixedly arranged at the left end of the explosion-proof shell 1, and the front fixing block 15 fixes toughened glass 17 at the rear side of the front fixing cover 14 through a first bolt 16. The tempered glass 17 is placed on the rear side of the front fixing cover 14, the front fixing cover 14 is matched with the front fixing block 15 in shape, and the tempered glass 17 is fixed between the front fixing cover 14 and the front fixing block 15 by screwing the first bolt 16.
The second explosion-proof assembly comprises a rear fixing block 18 and a rear fixing plate 19, the rear fixing block 18 is fixedly arranged at the right end part of the explosion-proof shell 1, the rear fixing plate 19 is fixedly connected with the rear fixing block 18 corresponding to the rear fixing block through a second bolt 20, a second sealing ring 21 is arranged at the joint of the rear fixing block 18 and the rear fixing plate 19, and an explosion-proof cable leading-in device 22 is arranged on the outer side of the rear fixing plate 19.
The lens of the network camera 3 corresponds to the position of the toughened glass 17.
The explosion-proof shell 1, the connecting sound channel 6, the explosion-proof shell 7, the explosion-proof breathing sheet 9, the first explosion-proof component, the second explosion-proof component and the third explosion-proof component are all made of 304 stainless steel materials.
The utility model discloses during operation, after supplying power to equipment, power module 5 carries out voltage conversion with the power, gives power amplifier module 4 and network camera 3 power supply, and network camera 3's output transmits the audio frequency through the network to power amplifier module 4, and power amplifier module 4 broadcasts out through speaker 9 after amplifying the audio frequency; monitoring personnel can monitor the site through an operating system of a monitoring background and shout the site through a microphone of a monitoring room, so that illegal behaviors can be prevented in time after dangerous conditions are found, civilized construction and dangerous operation are prevented, and site workers can be remotely guided to carry out construction; the second explosion-proof component and the third explosion-proof component which are made of 304 stainless steel materials improve the strength of the explosion-proof camera and have more stable performance; set up explosion-proof breathing piece 9 in explosion-proof housing 7 left end through the third explosion-proof subassembly, the third explosion-proof subassembly all adopts 304 stainless steel to make with explosion-proof breathing piece 9, and explosion-proof breathing piece 9 sets up to multilayer network structure, has further improved equipment bulk strength, satisfies the requirement that the explosion-proof camera instrument that has public address set detects and public address in dangerous place.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (5)
1. The utility model provides an explosion-proof appearance of making a video recording with public address set which characterized in that: the anti-explosion device comprises an anti-explosion shell (1), wherein a mounting rack (2) is arranged in the anti-explosion shell (1), a network camera (3), a power amplifier module (4) and a power supply module (5) are sequentially arranged on the mounting rack (2) from left to right, the power supply module (5) is respectively and electrically connected with the network camera (3) and the power amplifier module (4), and the output end of the network camera (3) is transmitted to the power amplifier module (4) through network output audio;
the left end of the explosion-proof shell (1) is connected with toughened glass (17) through a first explosion-proof assembly;
the right end of the explosion-proof shell (1) is connected with an explosion-proof cable leading-in device (22) through a second explosion-proof assembly, and the network composite cable enters the explosion-proof shell (1) through the explosion-proof cable leading-in device (22);
a connecting sound channel (6) is arranged on the left side of the top of the explosion-proof shell (1), and the other end of the connecting sound channel (6) is connected with an explosion-proof shell (7);
a sound amplifying cavity is formed in the flame-proof shell (7), a loudspeaker (8) is fixedly arranged in the sound amplifying cavity, and the loudspeaker (8) is electrically connected with the power amplifier module (4);
explosion-proof shell (7) left end is connected with explosion-proof breathing piece (9) through the explosion-proof subassembly of third, explosion-proof breathing piece (9) are multilayer network structure, the explosion-proof subassembly of third includes protecgulum (10) and clamp plate (11), evenly be provided with a plurality of screw thread post (12) around protecgulum (10), screw thread post (12) do not are provided with first sealing washer (13) with protecgulum (10) junction, screw thread post (12) correspond respectively with explosion-proof shell (7) inner wall and clamp plate (11) side wall threaded connection, clamp plate (11) are used for fixing explosion-proof breathing piece (9) on protecgulum (10).
2. The explosion-proof camera with a sound amplification device as set forth in claim 1, characterized in that: the first explosion-proof assembly comprises a front fixing cover (14) and a front fixing block (15), the front fixing cover (14) is fixedly arranged at the left end part of the explosion-proof shell (1), and the front fixing block (15) fixes toughened glass (17) at the rear side of the front fixing cover (14) through a first bolt (16).
3. The explosion-proof camera with a sound amplifying device according to claim 1 or 2, characterized in that: the second explosion-proof assembly comprises a rear fixing block (18) and a rear fixing plate (19), the rear fixing block (18) is fixedly arranged at the right end of the explosion-proof shell (1), the rear fixing block (19) is fixedly connected with the rear fixing block (18) corresponding to the position through a second bolt (20), a second sealing ring (21) is arranged at the joint of the rear fixing block (18) and the rear fixing plate (19), and an explosion-proof cable leading-in device (22) is arranged on the outer side of the rear fixing block (19).
4. The explosion-proof camera with a sound amplification device as set forth in claim 1, characterized in that: the lens of the network camera (3) corresponds to the position of the toughened glass (17).
5. The explosion-proof camera with a sound amplification device as set forth in claim 1, characterized in that: the explosion-proof shell (1), the connecting sound channel (6), the explosion-proof shell (7), the explosion-proof breathing sheet (9), the first explosion-proof component, the second explosion-proof component and the third explosion-proof component are all made of 304 stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021220829.XU CN212392929U (en) | 2020-06-29 | 2020-06-29 | Explosion-proof camera with sound amplifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021220829.XU CN212392929U (en) | 2020-06-29 | 2020-06-29 | Explosion-proof camera with sound amplifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212392929U true CN212392929U (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021220829.XU Active CN212392929U (en) | 2020-06-29 | 2020-06-29 | Explosion-proof camera with sound amplifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212392929U (en) |
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2020
- 2020-06-29 CN CN202021220829.XU patent/CN212392929U/en active Active
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