CN210571032U - Thermal disaster detection device for limited space - Google Patents
Thermal disaster detection device for limited space Download PDFInfo
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- CN210571032U CN210571032U CN201921191326.1U CN201921191326U CN210571032U CN 210571032 U CN210571032 U CN 210571032U CN 201921191326 U CN201921191326 U CN 201921191326U CN 210571032 U CN210571032 U CN 210571032U
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Abstract
The utility model relates to a thermal disaster detection device for restricted space, its characterized in that: the thermal disaster detection device comprises a mounting substrate (1), a thermal disaster detection sensor (2), a bus structure (3) and a controller (4); the problem that the induction range of a single thermal disaster detection sensor is limited in a limited space is solved by forming an array by a plurality of thermal disaster detection sensors, the plurality of sensors are connected through a bus structure, and the specific position where a thermal disaster occurs can be accurately positioned through the sensors while a thermal disaster warning is sent out; meanwhile, due to the fact that the array is formed by the plurality of thermal hazard detection sensors, normal monitoring work of other sensors is not affected when a single sensor breaks down, the situation that the whole detection device fails to detect due to the fact that the single sensor breaks down is avoided, and meanwhile the detection sensitivity of the sensors is higher than that of the single sensor when the array is used for detecting.
Description
Technical Field
The utility model belongs to the technical field of the thermal disaster detection, concretely relates to thermal disaster detection device for restricted space.
Background
Thermal disasters are common disasters frequently occurring in the fields of electric power and chemical industry, and the existing countermeasure is generally to install an infrared thermal imaging device near the position of equipment to be monitored to detect the thermal disasters or to detect the fires at the later stage of the thermal disasters in a smoke sensing, temperature sensing, infrared and ultraviolet mode. However, the existing detection and detection products cannot be installed in narrow spaces, for example, in a large-area narrow gap environment with only several centimeters between a storage battery cabinet with compact space, a storage battery and a shell, and the conventional infrared thermal imagery products, smoke sensing, temperature sensing, infrared and ultraviolet products cannot be normally installed at all, so that comprehensive and effective thermal hazard monitoring and early warning cannot be realized on the equipment to be monitored.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems and the defects, the utility model provides a thermal disaster detection device for restricted space.
The utility model provides a concrete technical scheme as follows:
a thermal hazard detection device for a confined space, characterized by: the system comprises a mounting substrate, a thermal hazard detection sensor, a bus structure and a controller; wherein the content of the first and second substances,
the mounting substrate is mounted on the wall body at a position corresponding to the equipment to be monitored and faces one side of the equipment to be monitored;
the thermal disaster detection sensors are arranged in an array and are convexly arranged on one side of the mounting substrate, which faces the equipment to be monitored;
the thermal disaster detection sensors are connected with the controller through the bus structure, and a power supply device for supplying power to each thermal disaster detection sensor is arranged on the bus structure;
the controller acquires the detection data of each thermal disaster detection sensor in real time, compares the detection data with a preset threshold value, analyzes the detection data, and sends out a warning signal when the detection data exceeds the range of the preset threshold value.
Further, the thermal disaster detection sensor is selected from one or more of an infrared detection sensor, a thermal infrared detection sensor, an ultraviolet detection sensor and a PT100 temperature sensor.
Further, the number of the thermal hazard detection sensors arranged in an array is not less than two, and the thermal hazard detection sensors are arranged in a linear strip-shaped array or in a matrix array.
Furthermore, the mounting substrate is a flexible PCB.
Further, the controller sends the data detected by the thermal hazard detection sensor in real time to an external monitoring system and a display device through an external interface.
Further, the bus structures between the controller and each of the thermal hazard detection sensors are arranged independently of each other, and the normal use of other thermal hazard detection sensors in the bus structures is not affected by the damage of any one of the thermal hazard detection sensors in the bus structures.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the problem that the induction range of a single thermal disaster detection sensor is limited in a limited space is solved by forming an array by a plurality of thermal disaster detection sensors, the plurality of sensors are connected through a bus structure, and the specific position where a thermal disaster occurs can be accurately positioned through the sensors while a thermal disaster warning is sent out; meanwhile, due to the fact that the array is formed by the plurality of thermal hazard detection sensors, normal monitoring work of other sensors is not affected when a single sensor breaks down, the situation that the whole detection device fails to detect due to the fact that the single sensor breaks down is avoided, and meanwhile the detection sensitivity of the sensors is higher than that of the single sensor when the array is used for detecting.
Drawings
Fig. 1 is a side view of a thermal hazard detection apparatus for a confined space in accordance with the present invention;
fig. 2 is a schematic structural diagram of a thermal hazard detection apparatus for a confined space according to the present invention.
Detailed Description
The following embodiments are merely preferred technical solutions of the present invention, and are not intended to limit the present invention in any way. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
As shown in fig. 1-2, the present invention provides a thermal hazard detection apparatus for a confined space, comprising a mounting substrate 1, a thermal hazard detection sensor 2, a bus structure 3, and a controller 4; wherein the content of the first and second substances,
the mounting substrate 1 is mounted on the wall 6 at a position corresponding to the device 5 to be monitored and facing one side of the device 5 to be monitored, so that the thermal hazard detection sensor 2 is mounted and arranged on the mounting substrate 1 to detect thermal hazard related parameters of different positions of the device 5 to be monitored aiming at different positions of the device 5 to be monitored;
the thermal disaster detection sensors 2 are arranged in an array and are convexly arranged on one side, facing the equipment 5 to be monitored, of the mounting substrate 1, so that the corresponding thermal disaster detection sensors 2 can be arranged at different positions of the equipment 5 to be monitored, the wide detection coverage range is ensured, and the detection effect is effective and complete;
each thermal disaster detection sensor 2 is connected with the controller 4 through the bus structure 3, and the bus structure 3 is provided with a power supply device for supplying power to each thermal disaster detection sensor 2, so that power supply to each thermal disaster detection sensor 2 is realized through the bus structure 3, and preferably, each bus structure 3 is provided with a power supply interface corresponding to each thermal disaster detection sensor 2, so that even when a certain thermal disaster detection sensor 2 in a circuit fails and cannot work, the power supply interface is not communicated, and the power supply of other thermal disaster detection sensors 2 in the circuit cannot be influenced;
the controller 4 acquires the detection data of each thermal hazard detection sensor 2 in real time, compares the detection data with a preset threshold value for analysis, and sends out a warning signal when the detection data exceeds the range of the preset threshold value; preferably, the preset threshold value can be modified in real time by an external operator according to different detection requirements, and the preset threshold values are different from each other according to different types of the thermal hazard detection sensors 2.
Preferably, when a plurality of types of thermal hazard detection sensors 2 and corresponding preset threshold values are preset, the controller 4 sends out a warning signal if and only if the detection data of one of the thermal hazard detection sensors 2 exceeds the corresponding preset threshold value range; when the detection data of the multiple thermal hazard detection sensors 2 exceed the corresponding preset threshold range at the same time, the controller 4 sends out a warning signal, and the degree of the warning signal is stronger than that when the detection data of one of the thermal hazard detection sensors 2 exceeds the corresponding preset threshold range.
Specifically, the thermal disaster detection sensor selects any one or a mixture of multiple infrared, thermal infrared and ultraviolet detection sensors or a PT100 temperature sensor, so that thermal disasters can be detected and early warned according to different thermal disaster related parameters, the application range is wide, and meanwhile, when multiple sensors are mixed for detection, the accuracy of a detection result can be ensured through non-single detection parameters and different preset thresholds, and the occurrence of detection misjudgment events is reduced.
Specifically, the number of the thermal hazard detection sensors 2 arranged in an array is not less than two, and the thermal hazard detection sensors 2 are arranged in a linear strip-shaped array or in a matrix form, and the linear strip-shaped array is beneficial to reducing the overall structure size and the occupied space of the thermal hazard detection device, and meanwhile, the overall line length and the usage amount of the bus structure 3 are saved, and materials are saved; the array arranged in the matrix form can realize full-range detection coverage on the equipment to be monitored 5 according to the required monitoring range of the equipment to be monitored 5, and the detection precision and accuracy are improved.
Specifically, the mounting substrate 1 is a flexible PCB, which is widely selected and is convenient to mount.
Specifically, the controller 4 sends the data detected by the thermal hazard detection sensor 2 in real time to an external monitoring system and a display device through an external interface, so that the position on the to-be-monitored device 5, which is about to generate a thermal hazard or is generating a thermal hazard, can be conveniently displayed, early warned and prompted through the external display device and the external monitoring device.
Specifically, the bus structures 3 between the controller 4 and each thermal hazard detection sensor 2 are arranged independently, and the damage of any one thermal hazard detection sensor 2 in the bus structure 3 does not affect the normal use of other thermal hazard detection sensors 2 in the bus structure 3, so that the condition that the detection of the whole detection device fails due to the fault of a single sensor is avoided.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A thermal hazard detection device for a confined space, characterized by: the thermal disaster detection device comprises a mounting substrate (1), a thermal disaster detection sensor (2), a bus structure (3) and a controller (4); wherein the content of the first and second substances,
the mounting substrate (1) is mounted on a wall body (6) at a position corresponding to the equipment (5) to be monitored and facing one side of the equipment (5) to be monitored;
the thermal disaster detection sensors (2) are arranged in an array and are convexly arranged on one side of the mounting substrate (1) facing the equipment (5) to be monitored;
the thermal disaster detection sensors (2) are connected with the controller (4) through the bus structure (3), and a power supply device for supplying power to each thermal disaster detection sensor (2) is arranged on the bus structure (3);
the controller (4) acquires the detection data of each thermal disaster detection sensor (2) in real time, compares the detection data with a preset threshold value, analyzes the detection data, and sends out a warning signal when the detection data exceeds the range of the preset threshold value.
2. A thermal hazard detection apparatus for a confined space as claimed in claim 1, wherein: the thermal hazard detection sensor is selected from one or a mixture of an infrared detection sensor, a thermal infrared detection sensor, an ultraviolet detection sensor or a PT100 temperature sensor.
3. A thermal hazard detection apparatus for a confined space as claimed in claim 1, wherein: the number of the thermal disaster detection sensors (2) arranged in an array is not less than two, and the thermal disaster detection sensors (2) are arranged in a linear strip-shaped array or in a matrix form.
4. A thermal hazard detection apparatus for a confined space as claimed in claim 1, wherein: the mounting substrate (1) is a flexible PCB.
5. A thermal hazard detection apparatus for a confined space as claimed in claim 1, wherein: and the controller (4) sends the data detected by the thermal disaster detection sensor (2) in real time to an external monitoring system and display equipment through an external interface.
6. A thermal hazard detection apparatus for a confined space as claimed in claim 1, wherein: the bus structures (3) between the controller (4) and each thermal disaster detection sensor (2) are arranged independently, and the damage of any one thermal disaster detection sensor (2) in the bus structure (3) can not influence the normal use of other thermal disaster detection sensors (2) in the bus structure (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191326.1U CN210571032U (en) | 2019-07-26 | 2019-07-26 | Thermal disaster detection device for limited space |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921191326.1U CN210571032U (en) | 2019-07-26 | 2019-07-26 | Thermal disaster detection device for limited space |
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| CN210571032U true CN210571032U (en) | 2020-05-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375862A (en) * | 2019-07-26 | 2019-10-25 | 朱清 | A kind of Hot disaster detection device for restricted clearance |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375862A (en) * | 2019-07-26 | 2019-10-25 | 朱清 | A kind of Hot disaster detection device for restricted clearance |
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