Combustible gas detection alarm equipment capable of reducing dust interference

Abstract

The utility model discloses combustible gas detection alarm equipment capable of reducing dust interference, which comprises a base plate, the top of the base plate is fixedly connected with a fixed top table, the bottom of the fixed top table is fixedly provided with a mounting frame, the bottom of the mounting frame is fixedly provided with a combustible gas alarm, and the bottom of the front side of the base plate is connected with a middle plate. The top of the middle plate is provided with a sweeping mechanism for sweeping the combustible gas alarm detection head, the sweeping mechanism comprises an electric telescopic rod, a micro motor, a rotating shaft and a banister brush, the output end of the electric telescopic rod is connected with one side of the micro motor, the output end of the micro motor is connected with the rotating shaft, and the banister brush is arranged at the top of the rotating shaft; the top of the fixed top table is provided with a top box, the bottom of the inner wall of the top box is connected with a base plate, the top of the base plate is provided with a negative pressure dust suction fan, the combustible gas detection alarm equipment capable of reducing dust interference can automatically clean dust on a detection head, and the detection accuracy is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of combustible gas detection, in particular to a combustible gas detection alarm device capable of reducing dust interference. Background Art

[0002] When flammable gas leaks in industrial or daily life environments, the combustible gas alarm detects that the concentration of flammable gas reaches the alarm value set by the alarm, and the combustible gas alarm will send out sound and light alarm signals. The detection head of the existing combustible gas detection alarm is exposed to the outside during daily use, and the detection head will be covered with some dust, which will reduce the accuracy of the equipment detection, thereby interfering with the detection work of the combustible gas alarm. Utility Model Content

[0003] The purpose of the utility model is to provide a combustible gas detection alarm device which can reduce dust interference, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a combustible gas detection alarm device for reducing dust interference, comprising a base plate, the top of the base plate is fixedly connected to a fixed top platform, the bottom of the fixed top platform is fixedly installed with a mounting frame, the bottom of the mounting frame is fixedly installed with a combustible gas alarm, the bottom of the front of the base plate is connected to a middle plate, the top of the middle plate is installed with a cleaning mechanism for cleaning the detection head of the combustible gas alarm, the cleaning mechanism comprises an electric telescopic rod, a micro motor, a rotating shaft and a soft brush, the output end of the electric telescopic rod is connected to one side of the micro motor, the output end of the micro motor is connected to a rotating shaft, and the top of the rotating shaft is provided with a soft brush;

[0005] A top box is installed on the top of the fixed top platform, the bottom of the inner wall of the top box is connected to a chassis, a negative pressure dust suction fan is installed on the top of the chassis, the input end of the negative pressure dust suction fan is connected to a dust suction pipe, one end of the dust suction pipe is connected to a dust suction hood, and a timing switch is installed on one side of the front side of the base plate.

[0006] Preferably, the electric telescopic rod and the negative pressure dust suction fan are both electrically connected to an external power supply via a timing switch, and the timing switch is used to control the electric telescopic rod and the negative pressure dust suction fan.

[0007] Preferably, the top of the soft brush contacts the detection head of the combustible gas alarm, and one side of the dust hood is arranged corresponding to the detection head of the combustible gas alarm.

[0008] Preferably, a fixing block for facilitating installation of the cleaning mechanism is fixedly connected to one side of the electric telescopic rod, and the bottom of the fixing block is fixedly connected to the top of the middle plate.

[0009] Preferably, a filter element for filtering dust is installed on one side of the top box, and the output end of the negative pressure dust suction fan extends to the surface of the filter element.

[0010] Preferably, fixing plates are fixedly connected to both sides of the base plate for facilitating installation of the device, and a fixing hole is provided in the middle of the fixing plate. The fixing plate and the fixing hole facilitate installation and fixation of the entire device.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] During use, the combustible gas alarm can detect combustible gas leakage in the room after being powered on. The timing switch can periodically control the operation of the electric telescopic rod of the cleaning mechanism. The electric telescopic rod can push the micro motor and the soft brush to move to the position below the detection head of the combustible gas alarm. The micro motor drives the soft brush to rotate and continuously brush the detection head of the combustible gas alarm, and the negative pressure dust suction fan works to suck air through the dust suction pipe and the dust suction hood to absorb some dust floating in the air after sweeping away. During the entire detection alarm process, some dust on the detection head can be automatically cleaned to reduce the interference of dust accumulation on the detection work of the alarm, thereby ensuring the accuracy of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is the internal structure diagram of the top box of the utility model;

[0015] Figure 3 This is a structural diagram of the cleaning mechanism of the utility model;

[0016] Figure 4 It is an enlarged structural diagram of the utility model A.

[0017] In the figure: 1. base plate; 2. fixed top platform; 3. mounting frame; 4. combustible gas alarm; 5. middle plate; 6. cleaning mechanism; 7. timer switch; 8. fixed plate; 9. top box; 10. filter element; 11. negative pressure dust suction fan; 12. dust suction pipe; 13. chassis; 14. fixed block; 15. electric telescopic rod; 16. micro motor; 17. soft brush; 18. dust suction hood; 19. fixing hole; 20. rotating shaft. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-4 The utility model provides a combustible gas detection alarm device for reducing dust interference, including a substrate 1, a fixed top platform 2 is fixedly connected to the top of the substrate 1, a mounting frame 3 is fixedly installed at the bottom of the fixed top platform 2, a combustible gas alarm 4 is fixedly installed at the bottom of the mounting frame 3, a middle plate 5 is connected to the bottom of the front of the substrate 1, a cleaning mechanism 6 for cleaning the detection head of the combustible gas alarm 4 is installed on the top of the middle plate 5, the cleaning mechanism 6 includes an electric telescopic rod 15, a micro motor 16, a rotating shaft 20 and a soft brush 17, the output end of the electric telescopic rod 15 is connected to one side of the micro motor 16, the output end of the micro motor 16 is connected to the rotating shaft 20, the top of the rotating shaft 20 is provided with a soft brush 17, a timing switch 7 is installed on one side of the front of the substrate 1, the electric telescopic rod 15 and the negative pressure dust suction fan 11 are both electrically connected to the external power supply through the timing switch 7, and the top of the soft brush 17 is in contact with the detection head of the combustible gas alarm 4;

[0020] In the present embodiment, in addition, during the use of the combustible gas alarm 4, the timing switch 7 can periodically control the operation of the electric telescopic rod 15 of the cleaning mechanism 6. The electric telescopic rod 15 can push the micro motor 16 and the soft brush 17 to move to the position below the detection head of the combustible gas alarm 4. The micro motor 16 drives the soft brush 17 to rotate and continuously brush the detection head of the combustible gas alarm 4, brushing off some dust adhering to the detection end of the combustible gas alarm 4.

[0021] See also Figure 1-4 A top box 9 is installed on the top of the fixed top platform 2, and a bottom of the inner wall of the top box 9 is connected to a chassis 13. A negative pressure dust suction fan 11 is installed on the top of the chassis 13. The input end of the negative pressure dust suction fan 11 is connected to a dust suction pipe 12, and one end of the dust suction pipe 12 is connected to a dust suction hood 18. One side of the dust suction hood 18 is arranged corresponding to the detection head of the combustible gas alarm 4. A fixed block 14 for facilitating the installation of the cleaning mechanism 6 is fixedly connected to one side of the electric telescopic rod 15, and the bottom of the fixed block 14 is fixedly connected to the top of the middle plate 5;

[0022] In this embodiment, the combustible gas alarm 4 can detect the leakage of combustible gas in the room after being powered on, and can alarm when combustible gas leakage is detected. The timing switch 7 controls the negative pressure dust suction fan 11 to suck air through the dust suction pipe 12 and the dust suction hood 18, and absorbs some dust floating in the air after being swept away.

[0023] See also Figure 1-4 A filter element 10 for filtering dust is installed on one side of the top box 9, and the output end of the negative pressure dust suction fan 11 extends to the surface of the filter element 10. Both sides of the base plate 1 are fixedly connected with a fixing plate 8 for easy installation of the device. A fixing hole 19 is opened in the middle of the fixing plate 8. In this embodiment, the timing switch 7 controls the negative pressure dust suction fan 11 to work through the dust suction pipe 12 and the dust suction hood 18 to absorb air, which can absorb some dust floating in the air after being swept away.

[0024] During specific use, the utility model is a combustible gas detection and alarm device that reduces dust interference. During use, the device is installed and fixed through the fixing plate 8 and the fixing hole 19. After the combustible gas alarm 4 is powered on, it can detect the combustible gas leakage in the room, and can alarm when the combustible gas leakage is detected. In addition, during the use of the combustible gas alarm 4, the timing switch 7 can periodically control the electric telescopic rod 15 of the cleaning mechanism 6 to work, and the electric telescopic rod 15 can push the micro motor 16 and the soft brush 17 to move to the position below the detection head of the combustible gas alarm 4. The micro motor 16 drives the soft brush 17 to rotate and continuously brush the detection head of the combustible gas alarm 4 to brush off some dust adhered to the detection end of the combustible gas alarm 4. At the same time, the timing switch 7 will control the negative pressure dust suction fan 11 to work through the dust suction pipe 12 and the dust suction hood 18 to suck air, and absorb some dust floating in the air after sweeping away. During the entire detection and alarm process, some dust on the detection device can be automatically cleaned, thereby avoiding dust accumulation and reducing the accuracy of detection, and it is easy to use.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A combustible gas detection alarm device for reducing dust interference, comprising a substrate (1), characterized in that: The top of the base plate (1) is fixedly connected to a fixed top platform (2), the bottom of the fixed top platform (2) is fixedly installed with a mounting frame (3), the bottom of the mounting frame (3) is fixedly installed with a combustible gas alarm (4), the bottom of the front of the base plate (1) is connected to a middle plate (5), the top of the middle plate (5) is installed with a cleaning mechanism (6) for cleaning the detection head of the combustible gas alarm (4), the cleaning mechanism (6) comprises an electric telescopic rod (15), a micro motor (16), a rotating shaft (20) and a soft brush (17), the output end of the electric telescopic rod (15) is connected to one side of the micro motor (16), the output end of the micro motor (16) is connected to the rotating shaft (20), and the top of the rotating shaft (20) is provided with a soft brush (17); A top box (9) is installed on the top of the fixed top platform (2); the bottom of the inner wall of the top box (9) is connected to a bottom plate (13); a negative pressure dust suction fan (11) is installed on the top of the bottom plate (13); an input end of the negative pressure dust suction fan (11) is connected to a dust suction pipe (12); one end of the dust suction pipe (12) is connected to a dust suction hood (18); and a timer switch (7) is installed on one side of the front surface of the base plate (1).

2. The combustible gas detection alarm device for reducing dust interference according to claim 1 is characterized in that: The electric telescopic rod (15) and the negative pressure dust suction fan (11) are both electrically connected to an external power source via a timing switch (7).

3. The combustible gas detection alarm device for reducing dust interference according to claim 1 is characterized in that: The top of the soft brush (17) contacts the detection head of the combustible gas alarm (4), and one side of the dust cover (18) is arranged corresponding to the detection head of the combustible gas alarm (4).

4. The combustible gas detection alarm device for reducing dust interference according to claim 1 is characterized in that: A fixing block (14) is fixedly connected to one side of the electric telescopic rod (15) for facilitating the installation of the sweeping mechanism (6), and the bottom of the fixing block (14) is fixedly connected to the top of the middle plate (5).

5. The combustible gas detection alarm device for reducing dust interference according to claim 1 is characterized in that: A filter element (10) for filtering dust is installed on one side of the top box (9), and the output end of the negative pressure dust suction fan (11) extends to the surface of the filter element (10).

6. The combustible gas detection alarm device for reducing dust interference according to claim 1, characterized in that: Both sides of the base plate (1) are fixedly connected with fixing plates (8) for facilitating the installation of the device, and a fixing hole (19) is provided in the middle of the fixing plate (8).

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