Household combustible gas alarm

Abstract

The utility model relates to the technical field of fuel gas alarms, and discloses a household combustible gas alarm, which comprises a bottom plate, a guide block I is fixedly mounted at the top of the bottom plate, a shell is arranged at the top of the bottom plate, a groove and a guide groove I are formed in the bottom of the shell, a ventilation opening I and a ventilation opening II are formed in the outer side of the shell, and the bottom of the bottom plate is provided with a guide groove II. A first fixing block is fixedly installed on the outer side of the shell, a second guide groove is formed in the outer side of the first fixing block, a first filter screen is arranged on the outer side of the shell, and a second guide block is fixedly installed on the outer side of the first filter screen. According to the household combustible gas alarm, through the design of the fans, the heat dissipation effect on the detection assembly is achieved, the flow speed of combustible gas is increased, the combustible gas is detected more quickly, the detection efficiency is improved, through the design of the two fans, the overall heat dissipation performance is further improved, and through the design of the first guide block and the first guide groove, the shell is convenient to mount and dismount; and subsequent maintenance and repair are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of gas alarms, and specifically relates to a household combustible gas alarm. Background Technique

[0002] A household combustible gas alarm is a device specifically used to detect gas leakage in a home. It detects changes in gas concentration through an internal sensor and emits an alarm when the concentration exceeds the safety threshold, reminding family members to take timely countermeasures. This kind of alarm can effectively prevent tragedies such as fires and explosions caused by gas leakage and is one of the important guarantees for home safety.

[0003] Chinese Utility Model Patent Publication No.: CN 216979913 U, discloses: A household combustible gas alarm. This household combustible gas alarm adsorbs and filters suspended particles in the flue gas by setting an oil filter net, avoiding the phenomenon that the detection port is blocked by oil adhesion, resulting in errors in the detection results, improving the accuracy of the detection results of the device, and at the same time extending the service life of the household combustible gas alarm, meeting the needs of the household combustible gas alarm. However, this household combustible gas alarm does not design a heat dissipation structure, and the overall heat dissipation performance is poor. Moreover, this household combustible gas alarm does not design a quick installation structure for the housing, which is not convenient for subsequent maintenance and repair, and the practicability is poor. Summary of the Invention

[0004] The technical problem to be solved by the utility model is to provide a household combustible gas alarm, which can effectively solve the problems in the prior art that there is no heat dissipation structure, the overall heat dissipation performance is poor, there is no quick installation structure for the housing, it is not convenient for subsequent maintenance and repair, and the practicability is poor.

[0005] The technical solution adopted by the utility model is as follows: A household combustible gas alarm, including a bottom plate, on the top of the bottom plate, a first guiding block is fixedly installed. On the top of the bottom plate, a housing is provided. At the bottom of the housing, a groove and a first guiding groove are opened. On the outer side of the housing, a first ventilation opening and a second ventilation opening are opened. On the outer side of the housing, a first fixing block is fixedly installed. On the outer side of the first fixing block, a second guiding groove is opened. On the outer side of the housing, a first filter screen is provided. On the outer side of the first filter screen, a second guiding block is fixedly installed. On the outer side of the housing, a second fixing block is fixedly installed. On the outer side of the second fixing block, a third guiding groove and a first through hole are opened. On the outer side of the housing, a second filter screen is provided. On the outer side of the second filter screen, a third guiding block is fixedly installed. On the outer side of the third guiding block, a second through hole is opened. On the outer side of the third guiding block, a limiting rod is provided. On the outer side of the housing, an alarm body and a signal lamp are provided. On the top of the bottom plate, an installation frame is fixedly installed. Inside the installation frame, a detection component is fixedly installed. On the outer side of the installation frame, a fan is fixedly installed. On the outer side of the bottom plate, a power interface is fixedly installed. On the bottom of the bottom plate, a suction cup is fixedly installed.

[0006] Preferably, both the first ventilation opening and the second ventilation opening are provided with the same plurality of them, and the plurality of first ventilation openings and the plurality of second ventilation openings are both equidistantly distributed.

[0007] Through the above technical solution, through the design of the first ventilation opening and the second ventilation opening, it is convenient for the air circulation inside the housing, which not only improves the overall heat dissipation effect but also improves the detection efficiency. Through the design of the plurality of first ventilation openings and the plurality of second ventilation openings, the overall heat dissipation effect and the detection efficiency are further improved.

[0008] Preferably, there are two identical fans, and the two fans are symmetrically distributed about the center line of the installation frame.

[0009] Through the above technical solution, through the design of the fan, it not only plays a role in dissipating heat for the detection component but also speeds up the flow rate of the combustible gas, making it detected faster and improving the detection efficiency. Through the design of the two fans, the overall heat dissipation performance is further improved.

[0010] Preferably, the first filter screen is installed by plugging with the first fixing block, and the first filter screen is adapted to the first ventilation opening.

[0011] Through the above technical solution, the staff inserts the second guiding block into the inside of the second guiding groove, and the rapid installation of the first filter screen can be realized. Through the design of the second guiding block and the second guiding groove, it is convenient for the installation and disassembly of the first filter screen, facilitating subsequent replacement and cleaning. Through the design of the first filter screen, it is avoided that dust and oil stain accumulate inside the housing, affecting the normal use of the whole, and the service life of the detection component is improved.

[0012] Preferably, the second filter screen is installed by inserting it into the second fixing block. The limiting rod passes through the first through hole and extends into the interior of the second through hole. The second filter screen is installed by inserting it into the second ventilation opening.

[0013] Through the above technical solution, the staff inserts the third guiding block into the third guiding groove, and then inserts the limiting rod through the first through hole and extends it into the interior of the second through hole, which can realize the rapid installation of the second filter screen. Through the design of the third guiding block, the third guiding groove, the limiting rod, the first through hole and the second through hole, it is convenient for the installation and disassembly of the second filter screen, which is convenient for subsequent replacement and cleaning. Through the design of the second filter screen, it is avoided that dust and oil stain accumulate inside the housing, affecting the overall normal use and improving the service life of the detection component.

[0014] Preferably, the housing is installed by inserting it into the bottom plate, and the center lines of the housing and the bottom plate are located on the same vertical line.

[0015] Through the above technical solution, the staff inserts the first guiding block into the first guiding groove, which can realize the rapid installation of the housing. Through the design of the first guiding block and the first guiding groove, it is convenient for the installation and disassembly of the housing, which is convenient for subsequent maintenance and repair.

[0016] Preferably, there are four identical suction cups, and the four suction cups are symmetrically distributed at the four corners of the bottom of the bottom plate.

[0017] Through the above technical solution, through the design of the suction cups, it is not easy to shift during use, improving the overall stability. Through the design of the four suction cups, the overall stability is further improved.

[0018] Compared with the prior art, the utility model provides a household combustible gas alarm, which has the following beneficial effects:

[0019] 1. For this household combustible gas alarm, through the design of the second guiding block and the second guiding groove, it is convenient for the installation and disassembly of the first filter screen, which is convenient for subsequent replacement and cleaning. Through the design of the third guiding block, the third guiding groove, the limiting rod, the first through hole and the second through hole, it is convenient for the installation and disassembly of the second filter screen, which is convenient for subsequent replacement and cleaning. Through the design of the first filter screen and the second filter screen, it is avoided that dust and oil stain accumulate inside the housing, affecting the overall normal use and improving the service life of the detection component;

[0020] 2. For this household combustible gas alarm, through the design of the fan, it not only plays a role in dissipating heat for the detection component, but also accelerates the flow rate of the combustible gas, making it detected faster and improving the detection efficiency. Through the design of the two fans, the overall heat dissipation performance is further improved. Through the design of the first guiding block and the first guiding groove, it is convenient for the installation and disassembly of the housing, which is convenient for subsequent maintenance and repair. Description of the Drawings

[0021] Figure 1Schematic diagram of the three-dimensional structure of the present utility model Figure I ;

[0022] Figure 2 Schematic diagram of the three-dimensional structure of the present utility model Figure II ;

[0023] Figure 3 Schematic diagram of the housing installation structure of the present utility model;

[0024] Figure 4 Schematic diagram of the sucker installation structure of the present utility model;

[0025] Figure 5 Schematic diagram of the installation structures of the first filter screen and the second filter screen of the present utility model;

[0026] Figure 6 Schematic diagram of the fan installation structure of the present utility model.

[0027] Wherein: 1. bottom plate; 2. first guiding block; 3. housing; 4. groove; 5. first guiding groove; 6. first ventilation opening; 7. second ventilation opening; 8. first fixing block; 9. second guiding groove; 10. first filter screen; 11. second guiding block; 12. second fixing block; 13. third guiding groove; 14. first through hole; 15. second filter screen; 16. third guiding block; 17. second through hole; 18. limiting rod; 19. alarm body; 20. signal lamp; 21. installation frame; 22. detection component; 23. fan; 24. power interface; 25. sucker. Specific embodiments

[0028] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0029] Embodiment 1: As Figures 1-6As shown in the figure, a household combustible gas alarm provided by the utility model comprises a bottom plate 1. A first guide block 2 is fixedly installed at the top of the bottom plate 1. A housing 3 is arranged at the top of the bottom plate 1. A groove 4 and a first guide groove 5 are formed at the bottom of the housing 3. A first ventilation opening 6 and a second ventilation opening 7 are formed on the outer side of the housing 3. A first fixing block 8 is fixedly installed on the outer side of the housing 3. A second guide groove 9 is formed on the outer side of the first fixing block 8. A first filter screen 10 is arranged on the outer side of the housing 3. A second guide block 11 is fixedly installed on the outer side of the first filter screen 10. A second fixing block 12 is fixedly installed on the outer side of the housing 3. A third guide groove 13 and a first through hole 14 are formed on the outer side of the second fixing block 12. A second filter screen 15 is arranged on the outer side of the housing 3. A third guide block 16 is fixedly installed on the outer side of the second filter screen 15. A second through hole 17 is formed on the outer side of the third guide block 16. A limiting rod 18 is arranged on the outer side of the third guide block 16. An alarm body 19 and a signal lamp 20 are arranged on the outer side of the housing 3. An installation frame 21 is fixedly installed at the top of the bottom plate 1. A detection component 22 is fixedly installed inside the installation frame 21. A fan 23 is fixedly installed on the outer side of the installation frame 21. A power interface 24 is fixedly installed on the outer side of the bottom plate 1. A sucker 25 is fixedly installed at the bottom of the bottom plate 1.

[0030] Specifically, the same plurality of first ventilation openings 6 and second ventilation openings 7 are provided, and the plurality of first ventilation openings 6 and second ventilation openings 7 are evenly distributed at equal intervals. The advantage is that through the design of the first ventilation openings 6 and the second ventilation openings 7, it is convenient for the air circulation inside the housing 3, which not only improves the overall heat dissipation effect but also improves the detection efficiency. Through the design of the plurality of first ventilation openings 6 and second ventilation openings 7, the overall heat dissipation effect and detection efficiency are further improved.

[0031] Specifically, two identical fans 23 are provided, and the two fans 23 are symmetrically distributed about the center line of the installation frame 21. The advantage is that through the design of the fans 23, it not only plays a role in dissipating heat from the detection component 22 but also speeds up the flow rate of the combustible gas, making it detected faster and improving the detection efficiency. Through the design of the two fans 23, the overall heat dissipation performance is further improved.

[0032] Specifically, the first filter screen 10 is installed by plugging with the first fixing block 8, and the first filter screen 10 is adapted to the first ventilation opening 6. The advantage is that the staff inserts the second guide block 11 into the second guide groove 9, which can realize the rapid installation of the first filter screen 10. Through the design of the second guide block 11 and the second guide groove 9, it is convenient for the installation and disassembly of the first filter screen 10, facilitating subsequent replacement and cleaning. Through the design of the first filter screen 10, it avoids the accumulation of dust and oil stains inside the housing 3, affecting the normal use of the whole, and improves the service life of the detection component 22.

[0033] Embodiment 2: As Figures 2-6 shown, as an improvement on the previous embodiment.

[0034] Specifically, the second filter screen 15 is installed by plugging with the second fixing block 12. The limiting rod 18 passes through the first through hole 14 and extends into the interior of the second through hole 17. The second filter screen 15 is installed by plugging with the second ventilation port 7. The advantage is that the staff inserts the third guiding block 16 into the interior of the third guiding groove 13, and then the limiting rod 18 passes through the first through hole 14 and extends into the interior of the second through hole 17, which can achieve the rapid installation of the second filter screen 15. Through the design of the third guiding block 16, the third guiding groove 13, the limiting rod 18, the first through hole 14 and the second through hole 17, it is convenient for the installation and disassembly of the second filter screen 15, which is convenient for subsequent replacement and cleaning. Through the design of the second filter screen 15, it can prevent dust and oil stains from accumulating inside the housing 3, affecting the overall normal use, and improve the service life of the detection component 22.

[0035] Specifically, the housing 3 is installed by plugging with the bottom plate 1. The center lines of the housing 3 and the bottom plate 1 are located on the same vertical line. The advantage is that the staff inserts the first guiding block 2 into the interior of the first guiding groove 5, which can achieve the rapid installation of the housing 3. Through the design of the first guiding block 2 and the first guiding groove 5, it is convenient for the installation and disassembly of the housing 3, which is convenient for subsequent maintenance and repair.

[0036] Specifically, there are four identical suction cups 25, and the four suction cups 25 are symmetrically distributed at the four corners of the bottom of the bottom plate 1. The advantage is that through the design of the suction cups 25, during use, it is not easy to shift, improving the overall stability. Through the design of the four suction cups 25, the overall stability is further improved.

[0037] Working principle: During installation, the staff inserts the second guide block 11 into the inside of the second guide groove 9, which can achieve the rapid installation of the first filter screen 10. Through the design of the second guide block 11 and the second guide groove 9, it is convenient for the installation and disassembly of the first filter screen 10, facilitating subsequent replacement and cleaning. Through the design of the first filter screen 10, it avoids the accumulation of dust and oil stains inside the housing 3, which affects the overall normal use and improves the service life of the detection component 22. The staff inserts the third guide block 16 into the inside of the third guide groove 13, and then inserts the limiting rod 18 through the first through hole 14 and extends it into the second through hole 17, which can achieve the rapid installation of the second filter screen 15. Through the design of the third guide block 16, the third guide groove 13, the limiting rod 18, the first through hole 14 and the second through hole 17, it is convenient for the installation and disassembly of the second filter screen 15, facilitating subsequent replacement and cleaning. Through the design of the second filter screen 15, it avoids the accumulation of dust and oil stains inside the housing 3, which affects the overall normal use and improves the service life of the detection component 22. The staff inserts the first guide block 2 into the inside of the first guide groove 5, which can achieve the rapid installation of the housing 3. Through the design of the first guide block 2 and the first guide groove 5, it is convenient for the installation and disassembly of the housing 3, facilitating subsequent maintenance and repair. During use, the staff first connects to the external power supply. Through the design of the first ventilation port 6 and the second ventilation port 7, it is convenient for the air circulation inside the housing 3, which not only improves the overall heat dissipation effect but also improves the detection efficiency. Through the design of multiple first ventilation ports 6 and second ventilation ports 7, the overall heat dissipation effect and detection efficiency are further improved. Through the design of the fan 23, it not only plays a role in dissipating heat for the detection component 22 but also accelerates the flow rate of the combustible gas, making it detected faster and improving the detection efficiency. Through the design of two fans 23, the overall heat dissipation performance is further improved. Through the design of the suction cup 25, during use, it is not easy to shift, improving the overall stability. Through the design of four suction cups 25, the overall stability is further improved.

[0038] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A household combustible gas alarm, comprising a base plate (1), characterized in that: A guide block (2) is fixedly mounted on the top of the bottom plate (1), a shell (3) is arranged on the top of the bottom plate (1), a groove (4) and a guide groove (5) are provided on the bottom of the shell (3), a vent (6) and a vent (7) are provided on the outside of the shell (3), a fixed block (8) is fixedly mounted on the outside of the shell (3), a guide groove (9) is provided on the outside of the fixed block (8), a filter screen (10) is provided on the outside of the shell (3), a guide block (11) is fixedly mounted on the outside of the filter screen (10), a fixed block (12) is fixedly mounted on the outside of the shell (3), a guide groove (13) and a through hole (14) are provided on the outside of the fixed block (12), ), a filter screen 2 (15) is arranged on the outside of the housing (3), a guide block 3 (16) is fixedly installed on the outside of the filter screen 2 (15), a through hole 2 (17) is opened on the outside of the guide block 3 (16), a limit rod (18) is arranged on the outside of the guide block 3 (16), an alarm body (19) and a signal light (20) are arranged on the outside of the housing (3), a mounting frame (21) is fixedly installed on the top of the base plate (1), a detection component (22) is fixedly installed inside the mounting frame (21), a fan (23) is fixedly installed on the outside of the mounting frame (21), a power interface (24) is fixedly installed on the outside of the base plate (1), and a suction cup (25) is fixedly installed on the bottom of the base plate (1).

2. A household combustible gas alarm according to claim 1, characterized in that: The ventilation openings 1 (6) and 2 (7) are provided in a plurality of the same number, and the plurality of ventilation openings 1 (6) and 2 (7) are distributed at equal intervals.

3. A household combustible gas alarm according to claim 2, characterized in that: Two identical fans (23) are provided, and the two fans (23) are symmetrically distributed about the center line of the installation frame (21).

4. A household combustible gas alarm according to claim 3, characterized in that: The filter screen one (10) and the fixing block one (8) are plug-in mounted, and the filter screen one (10) is compatible with the vent one (6).

5. A household combustible gas alarm according to claim 4, characterized in that: The second filter screen (15) and the second fixing block (12) are plug-connected and installed, the limiting rod (18) passes through the first through hole (14) and extends to the inside of the second through hole (17), and the second filter screen (15) and the second vent (7) are plug-connected and installed.

6. A household combustible gas alarm according to claim 5, characterized in that: The shell (3) and the base plate (1) are plug-connected and installed, and the center lines of the shell (3) and the base plate (1) are located on the same vertical line.

7. A household combustible gas alarm according to claim 6, characterized in that: Four identical suction cups (25) are provided, and the four suction cups (25) are symmetrically distributed at the four corners of the bottom of the base plate (1).

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