CN212539365U - Fire extinguisher alarm device that weighs - Google Patents
Fire extinguisher alarm device that weighs Download PDFInfo
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- CN212539365U CN212539365U CN202021398916.4U CN202021398916U CN212539365U CN 212539365 U CN212539365 U CN 212539365U CN 202021398916 U CN202021398916 U CN 202021398916U CN 212539365 U CN212539365 U CN 212539365U
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Abstract
A fire extinguisher weighing alarm device comprises a box body, wherein a plurality of placing cavities are formed in the box body, and the placing cavities are used for placing and fixing fire extinguishers; a plurality of weighing units corresponding to the placing cavities are arranged at the bottom in the box body and used for measuring the weight of the fire extinguisher in real time; the weighing unit comprises a weighing plate which is in contact with the fire extinguisher, the bottom of the weighing plate is connected with a plurality of pressure sensors, and the pressure sensors are used for measuring the weight of the fire extinguisher by detecting pressure values; the fire extinguisher is characterized in that a controller is arranged in the box body, a plurality of weight displays and status indicator lamps corresponding to the weighing units are arranged at the top of the box body, and loud-speaking alarms are respectively arranged on two sides of the box body and used for sending alarm information to workers when abnormal values of the weight of the fire extinguisher occur; the controller is respectively and electrically connected with the pressure sensor, the weight display, the status indicator lamp and the loud-speaking alarm through leads.
Description
The technical field is as follows:
the utility model relates to a fire extinguisher alarm device that weighs.
Background art:
the fire extinguisher is a portable fire extinguishing tool, and chemical articles are placed in the fire extinguisher for extinguishing fire. The fire extinguisher is one of common fire-proof facilities, is stored in public places or places where fire disasters may happen, and different fire extinguishers of different types are filled with different components and are specially designed for different fires. Care must be taken in use to avoid adverse effects and risks.
The common fire extinguisher does not have the weight monitoring function of the fire extinguisher, the storage of media in the fire extinguisher cannot be known, and whether the fire extinguishing performance of the fire extinguisher can reach the standard or not is difficult to judge; generally, the carbon dioxide fire extinguisher has the largest application range and the highest use frequency.
In order to ensure the normal use of the fire extinguisher, the fire extinguisher needs to be subjected to weight detection so as to ensure that a medium in the fire extinguisher is kept sufficient; the existing fire extinguishers are generally placed at all corners of a building, the fire extinguishers need to be carried and moved to weighing positions for uniform measurement in the weighing process, the operation steps are complex and inconvenient, and the measurement result has large errors; the content of fire extinguisher weight monitoring device has been related to in the utility model of patent number "201921496658.0", the patent name "fire extinguisher weight monitoring device and fire extinguisher weight monitoring system", though can carry out weight measurement to the fire extinguisher, nevertheless when the medium is not enough appears in the fire extinguisher, can not in time feed back the staff with the measuring result to the staff can not take corresponding rush-repair measure when the fire extinguisher breaks down, influences the normal use of fire extinguisher.
The utility model has the following contents:
the embodiment of the utility model provides a fire extinguisher alarm device that weighs, structural design is reasonable, can carry out real-time measurement to the weight of fire extinguisher, measuring step is simple, easy and simple to handle, and give the staff with the timely accurate feedback of measured data, when medium is not enough in the fire extinguisher, can send alarm information to the staff, and take corresponding measure of salvageing in time, guarantee the normal use of fire extinguisher, solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a fire extinguisher weighing alarm device comprises a box body, wherein a plurality of placing cavities are formed in the box body, and the placing cavities are used for placing and fixing fire extinguishers; a plurality of weighing units corresponding to the placing cavities are arranged at the bottom in the box body and used for measuring the weight of the fire extinguisher in real time; the weighing unit comprises a weighing plate which is in contact with the fire extinguisher, the bottom of the weighing plate is connected with a plurality of pressure sensors, and the pressure sensors are used for measuring the weight of the fire extinguisher by detecting pressure values; the fire extinguisher is characterized in that a controller is arranged in the box body, a plurality of weight displays and status indicator lamps corresponding to the weighing units are arranged at the top of the box body, and loud-speaking alarms are respectively arranged on two sides of the box body and used for sending alarm information to workers when abnormal values of the weight of the fire extinguisher occur; the controller is respectively and electrically connected with the pressure sensor, the weight display, the status indicator lamp and the loud-speaking alarm through leads.
The box body is provided with a switch button and a power interface which correspond to the weighing unit.
The controller is provided with a plurality of input pins and output pins, the controller is connected with the pressure sensor through the input pins and the wires, and the controller is respectively and correspondingly electrically connected with the weight display, the status indicator lamp and the loud-speaking alarm through the output pins and the wires; the controller is also provided with a power supply pin and is connected with the voltage stabilizing module through the power supply pin; a switching value input module and a clock module are arranged in the controller, and the switching value input module is connected with the pressure sensor so as to convert a pressure signal detected by the pressure sensor into a switching value signal and transmit the switching value signal to the controller; the clock module is a 555 timer and is used for recording a time node of the pressure sensor for detecting the pressure signal.
The controller is of a model STM32F103, 48 pins are arranged on the controller, the controller is connected with the voltage stabilizing module through a first pin, the controller is connected with the crystal oscillator through a third pin and a fourth pin, and a first capacitor and a second capacitor are connected to the crystal oscillator in parallel; the controller is correspondingly connected with the weight display, the status indicator lamp, the loud-speaking alarm and the 555 timer through a No. ten pin, a No. eleven pin, a No. twelve pin and a No. fourteen pin respectively; the controller is connected with the switching value input module through a thirty-grade pin.
The switching value input module comprises a photoelectric coupler, 4 pins are arranged on the photoelectric coupler, and the photoelectric coupler is connected with the pressure sensor through a first pin and a third resistor; a fourth resistor and a fifth capacitor are arranged between the first pin and the second pin of the photoelectric coupler and are grounded; a sixth capacitor is arranged between the pin III and the pin IV of the photoelectric coupler; the photoelectric coupler is connected with a power supply through a fourth pin and a fifth resistor; and the photoelectric coupler is connected with a thirty-grade pin of the controller through a three-grade pin.
The model of the photoelectric coupler is TLP 920.
The model of the voltage stabilizing module is LM317, 3 pins are arranged on the voltage stabilizing module, a first resistor and a third capacitor are arranged between a first pin and a second pin of the voltage stabilizing module, and a second resistor and a fourth capacitor are arranged between the second pin and the third pin of the voltage stabilizing module; and a third pin of the voltage stabilizing module is connected with a first pin of the controller.
The bottom of the box body is provided with a plurality of buffering foot pads.
The bottom of the box body is provided with a level gauge, and the level gauge is used for leveling the box body.
The utility model adopts the above structure, the weight of the fire extinguisher is measured through the pressure sensor and the weighing plate, and is transmitted into the controller through the switching value input module, and is compared with the standard weight value in the controller to judge whether the fire extinguisher is abnormal or not; when the fire extinguisher is abnormal, alarm information is timely and accurately sent to workers through the weight display, the loud-speaking alarm and the status indicator lamp, so that the workers can take corresponding emergency repair measures when the fire extinguisher breaks down; the time node corresponding to data acquisition is recorded through the clock module, so that the working personnel can conveniently master the real-time state of the fire extinguisher; place fixed fire extinguisher through placing chamber and buffering callus on the sole, prevent that the fire extinguisher from taking place big rocking, guarantee that measured data is accurate, have safe and reliable, accurate efficient advantage.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a schematic structural diagram of the weighing unit of the present invention.
Fig. 5 is a rear view of fig. 1.
Fig. 6 is a schematic structural diagram of the controller of the present invention.
Fig. 7 is an electrical schematic diagram of the controller of the present invention.
Fig. 8 is an electrical schematic diagram of the switching value input module of the present invention.
Fig. 9 is an electrical schematic diagram of the voltage stabilizing module of the present invention.
In the figure, the device comprises a box body 1, a placing cavity 2, a weighing plate 3, a pressure sensor 4, a weight display 5, a status indicator lamp 6, a loud-speaking alarm 7, a switch button 8, a power interface 9, a buffer foot pad 10, a buffer foot pad 11 and a level meter.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-9, a fire extinguisher weighing alarm device comprises a box body 1, wherein a plurality of placing cavities 2 are arranged in the box body 1, and the placing cavities 2 are used for placing fixed fire extinguishers; a plurality of weighing units corresponding to the placing cavities are arranged at the bottom in the box body 1 and are used for measuring the weight of the fire extinguisher in real time; the weighing unit comprises a weighing plate 3 which is in contact with the fire extinguisher, the bottom of the weighing plate 3 is connected with a plurality of pressure sensors 4, and the pressure sensors 4 are used for measuring the weight of the fire extinguisher by detecting pressure values; a controller is arranged in the box body 1, a plurality of weight displays 5 and status indicator lamps 6 corresponding to the weighing units are arranged at the top of the box body 1, loud-speaking alarms 7 are respectively arranged on two sides of the box body 1, and the loud-speaking alarms 7 are used for sending alarm information to workers when the weight of the fire extinguisher has abnormal values; the controller is respectively and correspondingly electrically connected with the pressure sensor 4, the weight display 5, the status indicator lamp 6 and the loud speaker alarm 7 through leads.
The box body 1 is provided with a switch button 8 and a power interface 9 which correspond to the weighing unit.
The controller is provided with a plurality of input pins and output pins, the controller is connected with the pressure sensor 4 through the input pins and wires, and the controller is respectively and correspondingly and electrically connected with the weight display 5, the status indicator lamp 6 and the loud-speaking alarm 7 through the output pins and wires; the controller is also provided with a power supply pin and is connected with the voltage stabilizing module through the power supply pin; a switching value input module and a clock module are arranged in the controller, and the switching value input module is connected with the pressure sensor 4 so as to convert a pressure signal detected by the pressure sensor 4 into a switching value signal and transmit the switching value signal to the controller; the clock module is a 555 timer and is used for recording a time node of the pressure signal detected by the pressure sensor 4.
The controller is of a model STM32F103, 48 pins are arranged on the controller, the controller is connected with the voltage stabilizing module through a first pin, the controller is connected with the crystal oscillator through a third pin and a fourth pin, and a first capacitor and a second capacitor are connected to the crystal oscillator in parallel; the controller is correspondingly connected with the weight display 5, the status indicator lamp 6, the loud-speaking alarm 7 and the 555 timer through a No. ten pin, a No. eleven pin, a No. twelve pin and a No. fourteen pin respectively; the controller is connected with the switching value input module through a thirty-grade pin.
The switching value input module comprises a photoelectric coupler, 4 pins are arranged on the photoelectric coupler, and the photoelectric coupler is connected with the pressure sensor 4 through a first pin and a third resistor; a fourth resistor and a fifth capacitor are arranged between the first pin and the second pin of the photoelectric coupler and are grounded; a sixth capacitor is arranged between the pin III and the pin IV of the photoelectric coupler; the photoelectric coupler is connected with a power supply through a fourth pin and a fifth resistor; and the photoelectric coupler is connected with a thirty-grade pin of the controller through a three-grade pin.
The model of the photoelectric coupler is TLP 920.
The model of the voltage stabilizing module is LM317, 3 pins are arranged on the voltage stabilizing module, a first resistor and a third capacitor are arranged between a first pin and a second pin of the voltage stabilizing module, and a second resistor and a fourth capacitor are arranged between the second pin and the third pin of the voltage stabilizing module; and a third pin of the voltage stabilizing module is connected with a first pin of the controller.
A plurality of buffer foot pads 10 are arranged at the bottom of the box body 1.
A level 11 is arranged at the bottom of the box body 1, and the level 11 is used for leveling the box body 1.
The embodiment of the utility model provides an in a fire extinguisher alarm device that weighs's theory of operation does: based on the pressure detection function of the pressure sensor 4, converting the detected pressure value into a weight value of the fire extinguisher and transmitting the weight value to the controller, and comparing the detection result with a weight standard value which is preset in the controller; when the real-time detection result is not in the standard range, the abnormal condition of the fire extinguisher is indicated, and the medium in the fire extinguisher is insufficient; the controller sends the instruction to status indicator lamp 6 and alarm of raising one's voice 7, and status indicator lamp 6 shows the red light, and alarm of raising one's voice 7 sends alarm signal, can in time accurate quick send the abnormal conditions for the staff to and take corresponding rush-repair measure in time, guarantee the normal use of fire extinguisher.
In the past, fire extinguishers are inspected one by carrying electronic scales by workers, and the fire extinguishers are not easy to miss inspection and the like due to the fact that the efficiency is low. In addition, according to the requirement of fire protection regulations, the fire extinguisher is patrolled once a month, and a patrolling neutral period of 30 days exists in the two patrolling periods. At this time, if the fire extinguisher breaks down and a fire happens, the loss caused by the fire extinguisher is immeasurable; and the embodiment of the utility model provides an in a fire extinguisher alarm device that weighs can real-time detection fire extinguisher's weight, can not appear lou examining, promote factor of safety.
During the in-service use, divide into 2 in the box 1 and place chamber 2 and place fixed fire extinguisher, every bottom of placing chamber 2 all corresponds and sets up weighing unit, weighing unit mainly include weighing plate 3 and with weighing plate 3 cooperation pressure sensor 4 that sets up, the real-time weight value of putting back out the fire extinguisher through the pressure value that pressure sensor 4 detected and obtain.
The controller is internally provided with a switching value input module and a clock module, the switching value input module converts a pressure signal detected by the pressure sensor 4 into a switching value signal and transmits the switching value signal to the controller, and the clock module is used for recording a time node of the pressure signal detected by the pressure sensor 4.
The box body 1 is also provided with a switch button 8 corresponding to the weighing units and used for independently driving each weighing unit to work; a power interface 9 on the case 1 is used to turn the whole device on or off.
The buffering foot pad 10 at the bottom of the box body 1 can effectively reduce shaking, and the accuracy of a measuring result is ensured; the level gauge 11 can level the box body 1, and measurement errors are reduced.
To sum up, the embodiment of the utility model provides an in a fire extinguisher alarm device that weighs can carry out real-time measurement to the weight of fire extinguisher, measuring step is simple, easy and simple to handle to give the staff with the timely accurate feedback of measured data, when the medium is not enough in the fire extinguisher, can send alarm information to the staff, and take corresponding rush-repair measures in time, guarantee the normal use of fire extinguisher, easy and simple to handle, the result is accurate, in time quick.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (9)
1. The utility model provides a fire extinguisher alarm device that weighs which characterized in that: the fire extinguisher storage box comprises a box body, wherein a plurality of placing cavities are formed in the box body and used for placing and fixing fire extinguishers; a plurality of weighing units corresponding to the placing cavities are arranged at the bottom in the box body and used for measuring the weight of the fire extinguisher in real time; the weighing unit comprises a weighing plate which is in contact with the fire extinguisher, the bottom of the weighing plate is connected with a plurality of pressure sensors, and the pressure sensors are used for measuring the weight of the fire extinguisher by detecting pressure values; the fire extinguisher is characterized in that a controller is arranged in the box body, a plurality of weight displays and status indicator lamps corresponding to the weighing units are arranged at the top of the box body, and loud-speaking alarms are respectively arranged on two sides of the box body and used for sending alarm information to workers when abnormal values of the weight of the fire extinguisher occur; the controller is respectively and electrically connected with the pressure sensor, the weight display, the status indicator lamp and the loud-speaking alarm through leads.
2. A fire extinguisher weigh alarm apparatus as in claim 1, wherein: the box body is provided with a switch button and a power interface which correspond to the weighing unit.
3. A fire extinguisher weigh alarm apparatus as in claim 1, wherein: the controller is provided with a plurality of input pins and output pins, the controller is connected with the pressure sensor through the input pins and the wires, and the controller is respectively and correspondingly electrically connected with the weight display, the status indicator lamp and the loud-speaking alarm through the output pins and the wires; the controller is also provided with a power supply pin and is connected with the voltage stabilizing module through the power supply pin; a switching value input module and a clock module are arranged in the controller, and the switching value input module is connected with the pressure sensor so as to convert a pressure signal detected by the pressure sensor into a switching value signal and transmit the switching value signal to the controller; the clock module is a 555 timer and is used for recording a time node of the pressure sensor for detecting the pressure signal.
4. A fire extinguisher weigh alarm apparatus as in claim 3, wherein: the controller is of a model STM32F103, 48 pins are arranged on the controller, the controller is connected with the voltage stabilizing module through a first pin, the controller is connected with the crystal oscillator through a third pin and a fourth pin, and a first capacitor and a second capacitor are connected to the crystal oscillator in parallel; the controller is correspondingly connected with the weight display, the status indicator lamp, the loud-speaking alarm and the 555 timer through a No. ten pin, a No. eleven pin, a No. twelve pin and a No. fourteen pin respectively; the controller is connected with the switching value input module through a thirty-grade pin.
5. A fire extinguisher weigh alarm device according to claim 4, characterized in that: the switching value input module comprises a photoelectric coupler, 4 pins are arranged on the photoelectric coupler, and the photoelectric coupler is connected with the pressure sensor through a first pin and a third resistor; a fourth resistor and a fifth capacitor are arranged between the first pin and the second pin of the photoelectric coupler and are grounded; a sixth capacitor is arranged between the pin III and the pin IV of the photoelectric coupler; the photoelectric coupler is connected with a power supply through a fourth pin and a fifth resistor; and the photoelectric coupler is connected with a thirty-grade pin of the controller through a three-grade pin.
6. A fire extinguisher weigh alarm device according to claim 5, characterized in that: the model of the photoelectric coupler is TLP 920.
7. A fire extinguisher weigh alarm device according to claim 4, characterized in that: the model of the voltage stabilizing module is LM317, 3 pins are arranged on the voltage stabilizing module, a first resistor and a third capacitor are arranged between a first pin and a second pin of the voltage stabilizing module, and a second resistor and a fourth capacitor are arranged between the second pin and the third pin of the voltage stabilizing module; and a third pin of the voltage stabilizing module is connected with a first pin of the controller.
8. A fire extinguisher weigh alarm apparatus as in claim 1, wherein: the bottom of the box body is provided with a plurality of buffering foot pads.
9. A fire extinguisher weigh alarm apparatus as in claim 1, wherein: the bottom of the box body is provided with a level gauge, and the level gauge is used for leveling the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021398916.4U CN212539365U (en) | 2020-07-15 | 2020-07-15 | Fire extinguisher alarm device that weighs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021398916.4U CN212539365U (en) | 2020-07-15 | 2020-07-15 | Fire extinguisher alarm device that weighs |
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| CN212539365U true CN212539365U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021398916.4U Active CN212539365U (en) | 2020-07-15 | 2020-07-15 | Fire extinguisher alarm device that weighs |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589769A (en) * | 2021-07-31 | 2021-11-02 | 江苏恩威联合消防器材制造有限公司 | Fire extinguisher production line control system |
| CN115014486A (en) * | 2022-05-31 | 2022-09-06 | 三一专用汽车有限责任公司 | Detection method, device and equipment of fire extinguishing device and engineering vehicle |
-
2020
- 2020-07-15 CN CN202021398916.4U patent/CN212539365U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589769A (en) * | 2021-07-31 | 2021-11-02 | 江苏恩威联合消防器材制造有限公司 | Fire extinguisher production line control system |
| CN113589769B (en) * | 2021-07-31 | 2022-04-01 | 江苏恩威联合消防器材制造有限公司 | Fire extinguisher production line control system |
| CN115014486A (en) * | 2022-05-31 | 2022-09-06 | 三一专用汽车有限责任公司 | Detection method, device and equipment of fire extinguishing device and engineering vehicle |
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