Gas detection device and system with voice broadcast function

Abstract

The utility model discloses a gas detection device and system with a voice broadcast function, when a detection module detects that the concentration of gas in the environment exceeds a first threshold value, a control module controls an alarm module to send out a first alarm signal, and the first alarm signal comprises first alarm whistling sound and first alarm light output by a sound-light alarm unit; the voice alarm unit outputs first voice reminding information; when the detection module detects that the concentration of the gas in the environment exceeds a second threshold value, the control module controls the alarm module to send out a second alarm signal, and the second alarm signal comprises second alarm whistling sound and second alarm light output by the sound-light alarm unit and second voice reminding information output by the voice alarm unit. The gas detection device provided by the utility model not only can give a sound alarm and a light alarm when the gas concentration exceeds a preset value, but also can broadcast the concentration and the category of the gas, so that greater damage and loss are avoided.

Description

Technical Field

[0001] The utility model relates to the field of gas detection, in particular to a gas detection device and system with a voice broadcast function. Background Art

[0002] In areas where flammable and toxic gases are produced or used in production facilities and storage and transportation facilities, when the concentration of flammable gases in the leaked gas may reach the alarm setting value, flammable / toxic gas detectors and area alarms shall be installed to sound an alarm.

[0003] The traditional approach is: after the flammable / toxic gas detector signal is connected to the indoor system, the secondary alarm value triggers the on-site area alarm, which sounds an alarm whistle higher than 110DbBA and turns on the alarm light. On-site personnel can only know that there is a flammable or toxic gas leak, but they don’t know the type and content of the leaked gas. Utility Model Content

[0004] The utility model provides a gas detection device and system with voice broadcast function, which are applied to the areas of production facilities producing flammable and / or toxic gases or areas of storage and transportation facilities using flammable and / or toxic gases, and can not only send out alarms and light alarms when the gas concentration exceeds a preset value, but also broadcast the concentration and type of the gas. When the on-site inspection personnel hear the alarm and pass by the operating column of the corresponding gas moving equipment or pipeline switch valve during their departure, they can close the corresponding equipment or valve in time to avoid greater damage and loss.

[0005] According to a first aspect of the utility model, a gas detection device with a voice broadcast function is provided, which is applied to the area of ​​a production facility producing flammable and / or toxic gas or the area of ​​a storage and transportation facility using flammable and / or toxic gas, and comprises: a detection module, a control module and an alarm module; the alarm module comprises an audible and visual alarm unit and a voice alarm unit;

[0006] The output end of the detection module is connected to the input end of the control module, and the output end of the control module is connected to the input end of the alarm module;

[0007] When the detection module detects that the concentration of the gas in the environment exceeds the first threshold, the control module controls the alarm module to send a first alarm signal, wherein the first alarm signal includes a first alarm whistle and a first alarm light output by the sound and light alarm unit, and a first voice reminder message output by the voice alarm unit;

[0008] When the detection module detects that the concentration of the gas in the environment exceeds the second threshold, the control module controls the alarm module to send a second alarm signal, wherein the second alarm signal includes a second alarm whistle and a second alarm light output by the sound and light alarm unit, and a second voice reminder message output by the voice alarm unit;

[0009] The first threshold is smaller than the second threshold, and both the first voice reminder information and the second voice reminder information include concentration information of the gas and category information of the gas.

[0010] Optionally, the volume and / or repetition frequency of the first alarm siren sound is lower than the volume and / or repetition frequency of the second alarm siren sound, the brightness and / or flashing frequency of the first alarm light is lower than the brightness and / or flashing frequency of the second alarm light, and the repetition frequency of the first voice reminder information is lower than the repetition frequency of the second voice reminder information.

[0011] Optionally, the gas detection device further includes a first transmission module and a second transmission module;

[0012] The first end of the first transmission module is connected to the detection module, and the second end of the first transmission module is connected to the control module;

[0013] The first end of the second transmission module is connected to the control module, and the second end of the second transmission module is connected to the alarm module.

[0014] Optionally, the gas detection device also includes a backup power supply module; the backup power supply module is connected to the detection module.

[0015] Optionally, the backup power module includes a battery.

[0016] Optionally, the control module includes a microprocessor.

[0017] Optionally, the control module is installed in a system information collection room.

[0018] Optionally, the first transmission module and the second transmission module include signal cables.

[0019] Optionally, the voice alarm unit includes a loudspeaker.

[0020] According to the second aspect of the utility model, a gas detection system with a voice broadcast function is provided, comprising a gas detection device and a display screen as described in any one of the first aspects, when the gas detection device detects that the concentration of gas in the environment exceeds a first threshold value, the display screen displays information about the gas; wherein the gas information includes the concentration value of the gas and the category of the gas.

[0021] The utility model discloses a gas detection device with a voice broadcast function, which is applied to an area of ​​a production facility for producing flammable and / or toxic gas or an area of ​​a storage and transportation facility for using flammable and / or toxic gas, and comprises: a detection module, a control module and an alarm module; the alarm module comprises an acoustic and optical alarm unit and a voice alarm unit; the output end of the detection module is connected to the input end of the control module, and the output end of the control module is connected to the input end of the alarm module; when the detection module detects that the concentration of gas in the environment exceeds a first threshold value, the control module controls the alarm module to send a first alarm signal, the first alarm signal comprises a first alarm whistle sound and a first alarm light output by the acoustic and optical alarm unit, and a first voice reminder information output by the voice alarm unit; when the detection module detects that the concentration of gas in the environment exceeds a second threshold value, the control module controls the alarm module to send a second alarm signal, the second alarm signal comprises a second alarm whistle sound and a second alarm light output by the acoustic and optical alarm unit, and a second voice reminder information output by the voice alarm unit; wherein, the first threshold value is less than the second threshold value, and the first voice reminder information and the second voice reminder information both comprise gas concentration information and gas category information. The utility model provides a gas detection device with a voice broadcast function, which is applied to areas of production facilities that produce flammable and / or toxic gases or areas of storage and transportation facilities that use flammable and / or toxic gases. It can not only send out alarms and light alarms when the gas concentration exceeds a preset value, but also broadcast the concentration and type of the gas. When on-site inspectors hear the alarm and pass by the operating column of the corresponding gas moving equipment or pipeline switch valve during their departure, they can close the corresponding equipment or valve in time to avoid greater damage and loss.

[0022] It should be understood that the contents described in this section are not intended to identify the key or important features of the embodiments of the present utility model, nor are they intended to limit the scope of the present utility model. Other features of the present utility model will become easily understood through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] Figure 1 This is a schematic diagram of the structure of a gas detection device with a voice broadcast function provided by an embodiment of the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of another gas detection device with voice broadcast function provided by an embodiment of the utility model;

[0026] Figure 3 This is a structural schematic diagram of another gas detection device with voice broadcast function provided by an embodiment of the utility model. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0028] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the utility model described here can be implemented in an order other than those illustrated or described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0029] Figure 1 This is a schematic diagram of the structure of a gas detection device with voice broadcast function provided by the embodiment of the utility model, referring to Figure 1The gas detection device with voice broadcast function provided by the embodiment of the utility model is applied to the area of ​​production facilities producing flammable and / or toxic gases or the area of ​​storage and transportation facilities using flammable and / or toxic gases, and includes a detection module 1, a control module 2 and an alarm module 3; the alarm module 3 includes an audible and visual alarm unit 31 and a voice alarm unit 32; the output end of the detection module 1 is connected to the input end of the control module 2, and the output end of the control module 2 is connected to the input end of the alarm module 3; when the detection module 1 detects that the concentration of the gas in the environment exceeds the first threshold value, the control module 2 controls the alarm module 3 to send a first alarm signal The first alarm signal includes the first alarm whistle sound and the first alarm light output by the sound and light alarm unit, and the first voice reminder information output by the voice alarm unit 32; when the detection module 1 detects that the concentration of the gas in the environment exceeds the second threshold, the control module 2 controls the alarm module 3 to send a second alarm signal, and the second alarm signal includes the second alarm whistle sound and the second alarm light output by the sound and light alarm unit 31, and the second voice reminder information output by the voice alarm unit 32; wherein, the first threshold is less than the second threshold, and the first voice reminder information and the second voice reminder information both include gas concentration information and gas category information.

[0030] Specifically, in areas of production facilities used to produce flammable and / or toxic gases or in areas of storage and transportation facilities using flammable and / or toxic gases, toxic / flammable gas leaks may sometimes occur. If not discovered in time, a safety accident may occur. The embodiment of the utility model is provided with a detection module 1, a control module 2 and an alarm module 3. When the detection module 1 detects that the concentration of gas in the surrounding environment exceeds a first threshold, the control module 2 controls the alarm module 3 to send a first alarm signal, and the voice alarm unit 32 sends a first voice reminder message; when the detection module 1 detects that the concentration of gas in the surrounding environment exceeds a second threshold, the control module 2 controls the alarm module 3 to send a second alarm signal, and the voice alarm unit 32 sends a second voice reminder message; wherein the first threshold is less than the second threshold, and the first voice reminder message and the second voice reminder message both include the concentration and category of the detected gas to remind on-site staff of the leaked gas category and the specific situation of the leaked gas concentration, and the first threshold and the second threshold can be pre-set according to actual needs.

[0031] When the concentration of the ambient gas exceeds a preset value, the utility model can not only sound an alarm and a light alarm, but also broadcast the concentration and type of the gas. When the on-site inspection personnel hear it and leave, if they pass by the operating column of the corresponding gas moving equipment or pipeline switch valve, they can close the corresponding equipment or valve in time to avoid greater damage and loss.

[0032] Optionally, the volume and / or repetition frequency of the first alarm siren sound is smaller than the volume and / or repetition frequency of the second alarm siren sound, the brightness and / or flashing frequency of the first alarm light is smaller than the brightness and / or flashing frequency of the second alarm light, and the repetition frequency of the first voice reminder message is smaller than the repetition frequency of the second voice reminder message.

[0033] Specifically, by setting alarm sirens with different volumes and / or repetition frequencies, alarm lights with different brightness and flashing frequencies, and voice reminder messages with different repetition frequencies, the gas detection device can provide alarm prompts to on-site staff according to the concentration and category of the leaked gas.

[0034] Figure 2 This is a schematic diagram of the structure of another gas detection device with voice broadcast function provided by the embodiment of the utility model, referring to Figure 2 Optionally, the gas detection device also includes a first transmission module 4 and a second transmission module 5; the first end of the first transmission module 4 is connected to the detection module 1, and the second end of the first transmission module 4 is connected to the control module 2; the first end of the second transmission module 5 is connected to the control module 2, and the second end of the second transmission module 5 is connected to the alarm module 3.

[0035] Optionally, the first transmission module 4 and the second transmission module 5 include signal cables.

[0036] Specifically, the type and concentration of the gas detected by the detection module 1 are transmitted to the control module 2 via a signal cable.

[0037] Figure 3 This is another structural diagram of a gas detection device with voice broadcast function provided by the embodiment of the utility model, referring to Figure 3 Optionally, the gas detection device further includes a backup power supply module 6 ; the backup power supply module 5 is connected to the detection module 1 .

[0038] Specifically, the gas detection device also includes a backup power supply module 6. The additional backup power supply module 6 can provide power to the detection module 1 in time to ensure the normal operation of the gas detection device when an emergency condition (such as a power outage) occurs in the on-site detection module 1.

[0039] Optionally, the backup power module 6 includes a battery.

[0040] Optionally, the control module 2 includes a microprocessor. Exemplarily, the control module 2 may be a 96F613RB microprocessor.

[0041] Optionally, the control module 2 is installed in a system information collection room.

[0042] Optionally, the voice alarm unit 32 includes a loudspeaker.

[0043] According to the same concept of the utility model, a gas detection system with a voice broadcast function is also provided, including a gas detection device and a display screen provided in any of the above embodiments. When the gas detection device detects that the concentration of gas in the environment exceeds a first threshold, the display screen displays the gas information; wherein the gas information includes the concentration value of the gas and the category of the gas.

[0044] A gas detection system with a voice broadcast function provided by an embodiment of the utility model can achieve the same technical effect as a gas detection device with a voice broadcast function provided by the above-mentioned utility model embodiment, which will not be repeated here.

[0045] The above specific implementations do not constitute a limitation on the protection scope of the present utility model. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions can be made according to design requirements and other factors. Any modification, equivalent substitution and improvement made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A gas detection device with voice broadcast function, characterized in that: Applicable to areas of production facilities producing flammable and / or toxic gases or areas of storage and transportation facilities using flammable and / or toxic gases, comprising: a detection module, a control module and an alarm module; the alarm module comprises an audible and visual alarm unit and a voice alarm unit; The output end of the detection module is connected to the input end of the control module, and the output end of the control module is connected to the input end of the alarm module; When the detection module detects that the concentration of the gas in the environment exceeds the first threshold, the control module controls the alarm module to send a first alarm signal, wherein the first alarm signal includes a first alarm whistle and a first alarm light output by the sound and light alarm unit, and a first voice reminder message output by the voice alarm unit; When the detection module detects that the concentration of the gas in the environment exceeds the second threshold, the control module controls the alarm module to send a second alarm signal, wherein the second alarm signal includes a second alarm whistle and a second alarm light output by the sound and light alarm unit, and a second voice reminder message output by the voice alarm unit; The first threshold is smaller than the second threshold, and both the first voice reminder information and the second voice reminder information include concentration information of the gas and category information of the gas.

2. The gas detection device according to claim 1, characterized in that: The volume and / or repetition frequency of the first alarm siren sound is lower than the volume and / or repetition frequency of the second alarm siren sound, the brightness and / or flashing frequency of the first alarm light is lower than the brightness and / or flashing frequency of the second alarm light, and the repetition frequency of the first voice reminder information is lower than the repetition frequency of the second voice reminder information.

3. The gas detection device according to claim 1, characterized in that: The gas detection device also includes a first transmission module and a second transmission module; The first end of the first transmission module is connected to the detection module, and the second end of the first transmission module is connected to the control module; The first end of the second transmission module is connected to the control module, and the second end of the second transmission module is connected to the alarm module.

4. The gas detection device according to claim 1, characterized in that: The gas detection device also includes a backup power supply module; the backup power supply module is connected to the detection module.

5. The gas detection device according to claim 4, characterized in that: The backup power supply module includes a battery.

6. The gas detection device according to claim 1, characterized in that: The control module includes a microprocessor.

7. The gas detection device according to claim 1, characterized in that: The control module is installed in the system information collection room.

8. The gas detection device according to claim 3, characterized in that: The first transmission module and the second transmission module include signal cables.

9. The gas detection device according to claim 1, characterized in that: The voice alarm unit includes a loudspeaker.

10. A gas detection system with voice broadcast function, characterized in that: It comprises a gas detection device and a display screen as described in any one of claims 1 to 9, and when the gas detection device detects that the concentration of gas in the environment exceeds a first threshold, the display screen displays information about the gas; wherein the gas information includes the concentration value of the gas and the category of the gas.

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