CN109831604B - Fire-fighting visual detector and fire mask thereof - Google Patents
Fire-fighting visual detector and fire mask thereof Download PDFInfo
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- CN109831604B CN109831604B CN201910052664.5A CN201910052664A CN109831604B CN 109831604 B CN109831604 B CN 109831604B CN 201910052664 A CN201910052664 A CN 201910052664A CN 109831604 B CN109831604 B CN 109831604B
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Abstract
The invention provides a fire fighting visual detector and a fire fighting mask thereof, wherein the fire fighting visual detector comprises a camera, a U-shaped framework, a battery, an imaging lens and a processing board, wherein the battery, the imaging lens and the processing board are arranged on the U-shaped framework; the U-shaped framework comprises a first mounting support leg, a first mounting support, a first supporting part, a middle mounting support, a second supporting part, a second mounting support and a second mounting support leg which are sequentially connected; the fire-fighting mask comprises the fire-fighting visual detector; the fire-fighting visual detector is simple in structure, can be detached, and can realize the basic functions of quick escape and rescue in severe environment on the basis of not changing the existing sealed fire-fighting mask structure.
Description
Technical Field
The invention relates to the technical field of infrared detection, in particular to a fire-fighting visual detector and a fire-fighting mask thereof.
Background
In the scene of a fire, conditions such as dense smoke, dust, darkness, mist and the like occur occasionally, and fire fighters need to capture objects needing rescue by means of infrared imaging in the rescue process. The thermal imager at the red can generate a thermal image on a focal plane of infrared rays which can not be seen by human eyes, then carry out photoelectric conversion, output an electric signal and display a visible image which can be seen by the human eyes on a visible light display. When the thermal imager is applied to fire fighting, because a fireman usually wears an isolated fire fighting full face mask, the existing majority of the thermal imagers are handheld thermal imagers, the two hands are limited, and the external thermal imagers are easily interfered by severe environments such as smoke, dust, water and the like, so the thermal imagers are not ideal; the other type is a helmet type fire-fighting thermal imager which is still arranged outside a mask although hands are liberated, and an imaging display is exposed outside and is easy to fog and crystallize water drops; the former disadvantage is still existed, under the condition of through vision, the sight is blocked; moreover, the outer side of the mask is not in close contact with the imaging display, and the display picture is blurred by dense smoke and toxic gas; therefore, it is not suitable for these applications and has disadvantages.
CN201220193892.8 discloses a helmet-type thermal imaging system for fire fighting, which comprises a shell disposed at one side of a helmet, an infrared optical lens disposed at the front end of the shell, an infrared imaging component disposed in the shell and capable of detecting and forming images, and a display device disposed at the front end of the helmet, wherein the shell is connected to the helmet through a first connecting structure, the display device is connected to the helmet through a second connecting structure, and the infrared imaging component is connected to the display device; but is inconvenient for the wearer to observe the field situation and is inconvenient to disassemble.
CN201110164374.3 head-mounted internal display type fire-fighting night vision dual-purpose thermal imager; when the thermal imager is used as a fire protection thermal imager, the thermal imager consists of a power supply fixed on the rear edge of a helmet, a thermal imager fixed on the front edge of the helmet and capable of bending upwards and downwards, and a near-eye display arranged in a fire protection mask and capable of lifting, and the power supply, the thermal imager and the near-eye display are both detachable; but the structure is complex, and the method is not suitable for the actual application process.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a fire-fighting visual detector and a fire-fighting mask thereof, which have simple structure and can be disassembled, and realize the basic functions of the existing sealed fire-fighting mask without changing the existing mask.
In order to solve the technical problem, on one hand, the invention provides a fire-fighting visual detector which comprises a camera, a camera mounting support, a U-shaped framework, a battery, an imaging lens and a processing plate, wherein the battery, the imaging lens and the processing plate are mounted on the U-shaped framework;
the U-shaped framework comprises a first mounting support leg, a first mounting support, a first supporting part, a middle mounting support, a second supporting part, a second mounting support and a second mounting support leg which are sequentially connected;
the first mounting support leg and the second mounting support leg are arc-shaped, and the central angle of the arc is 20-40 degrees;
the first mounting support comprises a first rectangular fixing part, a first inclined plane connecting part and a battery mounting box which are sequentially connected;
the connection included angle between the first supporting part and the first mounting support is 135-160 degrees;
the connection included angle between the first supporting part and the middle mounting support is 135-160 degrees;
the middle mounting support comprises a middle mounting support body, a mounting clamp arranged on one side of the middle mounting support body, a switch arranged on the other side of the middle mounting support body and an imaging lens mounting bracket;
the imaging lens mounting bracket comprises a mounting bracket supporting body, a rotating shaft arranged on the side edge of the mounting bracket supporting body and an imaging lens mounting box rotationally connected with the rotating shaft;
an imaging lens is arranged in the imaging lens mounting box and comprises an infrared imaging display assembly;
the connection included angle between the second supporting part and the middle mounting support is 135-160 degrees;
the connection included angle between the second supporting part and the second mounting support is 135-160 degrees;
the second mounting support comprises a second rectangular fixing part, a second inclined plane connecting part and a processing board mounting box which are sequentially connected;
the camera is communicated with the processing board in a wireless transmission mode; the camera is arranged on the camera mounting support; the camera mounting support is arranged on the side edge outside the fire mask;
the processing board, the imaging lens, the battery and the switch are connected through a wire.
Further, the infrared imaging display assembly comprises a display screen and a display processing module which are connected with the processing board.
Further, the cambered surfaces of the first mounting support leg and the second mounting support leg are arranged oppositely.
Furthermore, a wire mounting groove is formed in the U-shaped framework and used for connecting all components.
Further, the U-shaped framework is prepared and molded by 3D printing.
Furthermore, the U-shaped framework enclosed by the first mounting support, the first supporting part, the middle mounting support, the second supporting part and the second mounting support is arc-shaped.
Furthermore, the battery mounting box, the imaging lens mounting bracket and the processing board mounting box are all positioned on the same side of the U-shaped framework; the mounting clip is positioned on the other side of the U-shaped framework.
Further, the imaging lens can rotate along the rotation axis perpendicular to the U-shaped framework. The imaging lens is 2-5cm away from the eyes of a person wearing the imaging lens.
The invention provides a preparation method of a fire-fighting visual detector, which comprises the following steps:
1) acquiring data of a U-shaped framework of the target fire-fighting visual detector, and constructing a three-dimensional model;
2) importing the data of the U-shaped framework into a three-dimensional printer for printing to obtain the U-shaped framework;
3) according to the specific structure of the fire-fighting visual detector, the U-shaped framework, the battery, the imaging lens and the processing plate are installed and configured to manufacture the fire-fighting visual detector.
On the other hand, the invention provides a fire fighting mask, which comprises the visual fire fighting detector and a fire fighting mask body; the U-shaped framework of the fire-fighting visual detector is arranged in the fire-fighting mask body; the camera is arranged outside the fire mask body.
Furthermore, the U-shaped framework is arranged on a nose frame of the fire-fighting mask body through an installation clamp, and is clamped between the mirror surface and the face frame of the fire-fighting mask body through a first installation supporting leg and a second installation supporting leg of the U-shaped framework;
the camera is fixedly installed through a camera installing support arranged on the side edge of the fire mask body.
The invention provides a using method of a fire mask, which comprises the following steps:
1) the installation of the fire-fighting mask is realized by installing the installation clamp of the fire-fighting visual detector on the nose frame of the fire-fighting mask and clamping the first installation supporting leg and the second installation supporting leg of the U-shaped framework between the mirror surface and the face frame of the fire-fighting mask body;
2) before wearing, opening the imaging lens, and after wearing the fire mask, installing the camera on the side outside the fire mask body;
3) when the environment is severe, the camera is turned on, and the field environment is observed through the imaging lens.
Compared with the prior art, the method has the following advantages:
the invention provides a fire-fighting visual detector which is simple and small in structure, a U-shaped framework can be directly installed in an existing face mask, on the premise that the isolation type function of the existing face mask is guaranteed, hands are liberated, and interference of an external environment on imaging of a thermal imager can be avoided.
The structure of U type skeleton is the U-shaped form, not only can satisfy the requirement of the peculiar structure of face guard, also can realize the various functions of the visual detection instrument of fire control.
The imaging lens can rotate along the rotating shaft to meet different individual requirements of a user, the rotating angle of the imaging lens can be set according to the requirements of the user before the imaging lens is used, and the user only needs to observe the imaging lens by eyes of the user when the imaging lens is used; the distance between the imaging lens and the eyes of a wearer is controlled to be 2-5cm, so that the interference on the sight of the wearer is avoided; the camera is arranged outside the face mask, and a user can select the direction according to actual needs.
The fire-fighting visual detector provided by the invention can be realized in a limited space of a mask, and environment information is wirelessly transmitted to a user; the structure is small and exquisite, does not influence user's sight and observes the environment, only in the environment than abominable, for example under the unclear circumstances of sight such as dense cigarette, dark, dust are thick, just select to use.
The fire-fighting mask provided by the invention adopts the fire-fighting visual detector, can realize the adoption of the infrared imaging object under the condition of ensuring the basic functions of the mask, can identify the temperature of the object on a working site according to the infrared imaging and can identify the object in time, realize artificial intelligence rescue, and help a user to quickly escape and rescue in a limited time.
Drawings
Fig. 1 is a schematic front view of a fire fighting visual detection instrument according to a preferred embodiment of the present invention.
Fig. 2 is a schematic side view of a fire fighting visual detector according to a preferred embodiment of the present invention.
Fig. 3 is a schematic perspective view of a fire fighting visual detector according to a preferred embodiment of the present invention.
Fig. 4 is a schematic structural view of a camera of the fire fighting visual detection instrument according to the preferred embodiment of the present invention.
Fig. 5 is a schematic view of the assembled mask in the preferred embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the present invention is further described below with reference to the accompanying drawings and the detailed description.
Examples
As shown in fig. 1 to 5, the invention provides a fire-fighting visual detector, which comprises a camera 9, a camera mounting support 91, a U-shaped framework, a battery mounted on the U-shaped framework, an imaging lens 8 and a processing board;
the U-shaped framework comprises a first mounting support leg 1, a first mounting support 2, a first supporting part 3, a middle mounting support 4, a second supporting part 5, a second mounting support 6 and a second mounting support leg 7 which are connected in sequence;
the first mounting support leg 1 and the second mounting support leg 7 are arc-shaped, and the central angle of the arc is 20-40 degrees; the installation in the mask is facilitated;
the first mounting support 2 comprises a first rectangular fixing part, a first inclined plane connecting part and a battery mounting box 21 which are connected in sequence;
the connection included angle between the first supporting part 3 and the first mounting support 2 is 135-160 degrees;
the connection included angle between the first supporting part 3 and the middle mounting support 4 is 135-160 degrees;
the middle mounting support 4 comprises a middle mounting support body, a mounting clamp 41 arranged on one side of the middle mounting support body, a switch 42 arranged on the other side of the middle mounting support body and an imaging lens mounting bracket 43;
the imaging lens mounting bracket comprises a mounting bracket supporting body 43, a rotating shaft arranged on the side edge of the mounting bracket supporting body, and an imaging lens mounting box 44 fixedly mounted with the rotating shaft; the installation of the imaging lens is facilitated, and the angle adjustment is facilitated;
an imaging lens is arranged in the imaging lens mounting box and comprises an infrared imaging display assembly;
the connection included angle between the second supporting part 5 and the middle mounting support 4 is 135-160 degrees; the requirements of the mask can be met;
the connection included angle between the second supporting part 4 and the second mounting support 6 is 135-160 degrees; the requirements of the mask can be effectively met;
the second mounting support 6 comprises a second rectangular fixing part, a second inclined plane connecting part and a processing board mounting box 61 which are connected in sequence;
the camera 9 is communicated with the processing board in a wireless transmission mode; the mode of wireless communication is adopted, so that the damage to the sealing performance of the mask is reduced; the camera is a thermal infrared imager, and can be used for shooting an external environment and simultaneously processing, identifying and transmitting information; the processing board receives signals transmitted by the camera and transmits the signals to the infrared imaging component; the wireless transmission may be transmitted through a wireless transmission device on the mask. The wireless transmission device can comprise an antenna, a microphone, an earphone and the like; the camera 9 is arranged on the camera mounting support 91; the camera mounting support 91 is arranged on one side of the outer part of the fire mask; the observation sight line of the wearer can be selected in real time, and the visual detector is not influenced by the installation position of the mask or the fire-fighting visual detector, so that the visual detector is simple and convenient;
the processing board, the imaging lens, the battery and the switch are connected through a wire.
Preferably, the infrared imaging display assembly comprises a display screen and a display processing module which are connected with the processing board. The display processing module can display the feedback information of the site, the infrared image, the site environment temperature, the target area temperature, the distance between the target area temperature and the target in detail and the like through the display screen. Portions of the infrared imaging display assembly not disclosed may be required for conventional infrared imaging displays.
Preferably, the cambered surfaces of the first mounting leg 1 and the second mounting leg 7 are arranged oppositely, so as to facilitate subsequent installation in the mask.
Preferably, be equipped with the wire mounting groove in the U type skeleton for connect each components and parts, avoid the wire to leak outside.
Preferably, the U type skeleton adopts 3D to print the preparation shaping, and is simple high-efficient, and whole shaping realizes lightly small and exquisite, reduces the occupation in space, does benefit to follow-up utilization in limited space.
Preferably, the U-shaped framework enclosed by the first mounting support 2, the first supporting part 3, the middle mounting support 4, the second supporting part 5 and the second mounting support 6 is arc-shaped, so that the mask has the characteristics of being in line with the mask, is beneficial to practical use and reduces the special requirements for wearing.
Preferably, the battery mounting box 21, the imaging lens mounting bracket and the processing board mounting box 61 are all located on the same side of the U-shaped framework; the mounting clip 41 is located on the other side of the U-shaped framework, and is convenient to mount.
Preferably, the imaging lens 8 can rotate along the rotation axis to adapt to the requirements of different users, and the corresponding position adjustment is carried out according to the facial features of the users.
The preparation method of the fire-fighting visual detector comprises the following steps: acquiring data of a U-shaped framework of the target fire-fighting visual detector, and constructing a three-dimensional model; importing the data of the U-shaped framework into a three-dimensional printer for printing to obtain the U-shaped framework; according to the specific structure of the fire-fighting visual detector, the U-shaped framework, the battery, the imaging lens and the processing plate are installed and configured to manufacture the fire-fighting visual detector. During the installation and configuration process, all bolts and fitting hard shells can be purchased according to the situation or prepared in a 3D printing mode. In addition, the data of the U-shaped framework needs to be configured according to the size of the installed fire mask.
In another aspect, the present invention provides a fire fighting mask, which includes the above-mentioned visual fire fighting detector and the fire fighting mask body 10; the U-shaped framework of the fire-fighting visual detector is arranged in the fire-fighting mask body 10; the camera is arranged outside the fire mask body.
Preferably, the U-shaped framework is installed on a nose frame of the fire-fighting mask body through an installation clamp, and a first installation supporting leg and a second installation supporting leg of the U-shaped framework are clamped between a mirror surface 101 and a face frame 102 of the fire-fighting mask body; the connecting part between the mounting clip and the nose frame can be adjusted according to the requirements of different users, so that the distance between the imaging lens and the eyes of a person wearing the imaging lens is 2-5cm, and the normal observation environment of the eyes of the person cannot be influenced;
the camera is fixedly installed through a camera installing support arranged on one side of the fire mask body.
The working process is as follows:
installing a fire-fighting visual detector on the fire-fighting mask body, adjusting the angle of an imaging lens according to the requirements of a user, and opening a switch of the imaging lens; wearing a fire mask and installing a camera; under the relatively abominable condition of site environment, the user opens the appearance of making a video recording, removes the head through user self, and the appearance of making a video recording removes the selection equally and shoots the angle, and the infrared imaging condition in the imaging lens is watched to user's eyes, and the sight is to the observation of site environment, knows the environmental condition, seeks escape route or succour object.
According to the invention, the infrared signal of the object is collected by the camera, is processed and then is subjected to relevant identification, and is wirelessly transmitted to the processing board, and the processing board receives the signal and transmits the signal to the imaging lens, so that wireless transmission in a limited space is realized, and the influence on the sealing property of the mask is avoided.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications are also considered to be included in the scope of the invention.
Claims (9)
1. A fire-fighting visual detector is characterized by comprising a camera, a camera mounting support, a U-shaped framework, a battery, an imaging lens and a processing plate, wherein the battery, the imaging lens and the processing plate are mounted on the U-shaped framework;
the U-shaped framework comprises a first mounting support leg, a first mounting support, a first supporting part, a middle mounting support, a second supporting part, a second mounting support and a second mounting support leg which are sequentially connected;
the first mounting support leg and the second mounting support leg are arc-shaped, and the central angle of the arc is 20-40 degrees;
the first mounting support comprises a first rectangular fixing part, a first inclined plane connecting part and a battery mounting box which are sequentially connected;
the connection included angle between the first supporting part and the first mounting support is 135-160 degrees;
the connection included angle between the first supporting part and the middle mounting support is 135-160 degrees;
the middle mounting support comprises a middle mounting support body, a mounting clamp arranged on one side of the middle mounting support body, a switch arranged on the other side of the middle mounting support body and an imaging lens mounting bracket;
the imaging lens mounting bracket comprises a mounting bracket supporting body, a rotating shaft arranged on the side edge of the mounting bracket supporting body and an imaging lens mounting box rotationally connected with the rotating shaft;
an imaging lens is arranged in the imaging lens mounting box and comprises an infrared imaging display assembly;
the connection included angle between the second supporting part and the middle mounting support is 135-160 degrees;
the connection included angle between the second supporting part and the second mounting support is 135-160 degrees;
the second mounting support comprises a second rectangular fixing part, a second inclined plane connecting part and a processing board mounting box which are sequentially connected;
the camera is communicated with the processing board in a wireless transmission mode; the camera is arranged on the camera mounting support; the camera mounting support is arranged on one side of the outer part of the fire mask;
the processing board, the imaging lens, the battery and the switch are connected through a wire.
2. A fire fighting visual detector as claimed in claim 1, wherein the infrared imaging display assembly includes a display screen and a display processing module connected to a processing board.
3. The visual fire fighting detector according to claim 1, wherein the cambered surfaces of the first mounting leg and the second mounting leg are disposed opposite to each other.
4. The fire-fighting visual detector according to claim 1, wherein a wire mounting groove is provided in the U-shaped framework for connecting each component; the U-shaped framework is prepared and molded by 3D printing.
5. The visual detection instrument of fire control of claim 1, characterized in that the U-shaped framework enclosed by the first mounting support, the first support portion, the middle mounting support, the second support portion and the second mounting support is arc-shaped.
6. The fire-fighting visual detector according to claim 1, wherein the battery mounting box, the imaging lens mounting bracket and the processing board mounting box are all located on the same side of the U-shaped framework; the mounting clip is positioned on the other side of the U-shaped framework.
7. The method for preparing a fire fighting visual detector as set forth in any one of claims 1 to 6, which comprises: 1) acquiring data of a U-shaped framework of the target fire-fighting visual detector, and constructing a three-dimensional model; 2) importing the three-dimensional model data of the U-shaped framework into a three-dimensional printer for printing to obtain the U-shaped framework; 3) according to the specific structure of the fire-fighting visual detector, the U-shaped framework, the battery, the imaging lens and the processing plate are installed and configured to manufacture the fire-fighting visual detector.
8. A fire fighting mask, characterized by comprising the visual fire fighting detector of any one of claims 1 to 6 and a fire fighting mask body; the U-shaped framework of the fire-fighting visual detector is arranged in the fire-fighting mask body; the camera is arranged outside the fire mask body.
9. The fire mask as recited in claim 8, wherein the U-shaped frame is mounted on the nose frame of the fire mask body by means of mounting clips, and the first mounting leg and the second mounting leg of the U-shaped frame are engaged between the face frame and the mirror face of the fire mask body;
the camera is fixedly installed through a camera installing support arranged on the side edge of the fire mask body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910052664.5A CN109831604B (en) | 2019-01-19 | 2019-01-19 | Fire-fighting visual detector and fire mask thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910052664.5A CN109831604B (en) | 2019-01-19 | 2019-01-19 | Fire-fighting visual detector and fire mask thereof |
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| Publication Number | Publication Date |
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| CN109831604A CN109831604A (en) | 2019-05-31 |
| CN109831604B true CN109831604B (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910052664.5A Active CN109831604B (en) | 2019-01-19 | 2019-01-19 | Fire-fighting visual detector and fire mask thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110339500A (en) * | 2019-07-16 | 2019-10-18 | 中航华东光电有限公司 | Open-and-close mechanism for display unit in smoke helmet |
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| CN201378850Y (en) * | 2009-04-21 | 2010-01-06 | 张伯文 | Lifting facial fire-fighting thermal imager |
| CN102419208A (en) * | 2011-06-07 | 2012-04-18 | 张伯文 | Headmounted internal-display type fire-fighting night-vision dual-purpose thermal imager |
| CN202614381U (en) * | 2012-05-03 | 2012-12-19 | 浙江雷邦实业有限公司 | Helmet type fire fighting thermal imager |
| CN202693131U (en) * | 2012-05-03 | 2013-01-23 | 浙江雷邦实业有限公司 | Mask type fire protection thermal imager |
| CN207850541U (en) * | 2018-01-26 | 2018-09-11 | 北京久鼎恒通科技发展有限公司 | Thermal imaging system and monitoring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2407118A1 (en) * | 2001-10-10 | 2003-04-10 | Fisher & Paykel Healthcare Limited | Breathing assistance apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5420828A (en) * | 1992-06-25 | 1995-05-30 | Geiger; Michael B. | Viewing screen assembly |
| CN201378850Y (en) * | 2009-04-21 | 2010-01-06 | 张伯文 | Lifting facial fire-fighting thermal imager |
| CN102419208A (en) * | 2011-06-07 | 2012-04-18 | 张伯文 | Headmounted internal-display type fire-fighting night-vision dual-purpose thermal imager |
| CN202614381U (en) * | 2012-05-03 | 2012-12-19 | 浙江雷邦实业有限公司 | Helmet type fire fighting thermal imager |
| CN202693131U (en) * | 2012-05-03 | 2013-01-23 | 浙江雷邦实业有限公司 | Mask type fire protection thermal imager |
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