Combustible gas alarm with quick release structure

Abstract

The utility model discloses a combustible gas alarm with a quick release structure, and relates to the technical field of alarm equipment. Comprising a shell, a partition plate is fixedly installed on the inner wall of the shell and sequentially divides the interior of the shell into an installation chamber and a detection chamber from right to left, clamping mechanisms are arranged between the upper side wall and the lower side wall, corresponding to the installation chamber, of the shell, a supporting frame is clamped and fixed between the clamping mechanisms, and an air inlet pipe is installed on the lower side wall, corresponding to the detection chamber, of the shell; a driving mechanism is arranged on the inner wall of the air inlet pipe, a filter cartridge is arranged on the lower surface of the air inlet pipe, a filter screen plate is fixedly mounted on the inner wall of the filter cartridge, and a cleaning mechanism is arranged on the filter screen plate. According to the combustible gas alarm, the combustible gas alarm can be conveniently disassembled and assembled through the clamping mechanism, so that the combustible gas alarm can be conveniently overhauled in the later period, and in the use process, dust adhering to the filter screen plate can be cleaned, air flow is ensured, and the detection accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of alarm equipment, in particular to a combustible gas alarm with a quick-disassembly structure. Background Art

[0002] A combustible gas alarm is a gas leak detection alarm instrument. When combustible gas leaks in an industrial environment and the combustible gas alarm detects that the gas concentration reaches the critical point set by the explosion or poisoning alarm, the gas alarm will send out an alarm signal, thereby promptly reminding the staff to take safety measures.

[0003] In the prior art, conventional combustible gas alarms are mostly provided with mounting holes on the shell, and then installed and fixed by screws in the mounting holes. The screws are corroded and difficult to remove, which makes it difficult to disassemble and assemble the combustible gas alarm during later maintenance. At the same time, during use, a large amount of dust is contaminated on the filter net on the air intake pipe, resulting in poor airflow, which is not conducive to use. Utility Model Content

[0004] The utility model provides a combustible gas alarm with a quick-detachable structure to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a combustible gas alarm with a quick-release structure, comprising a shell, a partition is fixedly installed on the inner wall of the shell, and the partition divides the shell into an installation chamber and a detection chamber from right to left in sequence, a clamping mechanism is arranged between the upper and lower side walls of the shell corresponding to the installation chamber, a support frame is clamped and fixed between the clamping mechanisms, a mounting plate is fixedly installed on the right side of the support frame, and mounting holes are evenly opened on the mounting plate, a sensor assembly is arranged on the right inner wall of the detection chamber, a sealing cover is threadedly installed on the left side of the detection chamber, a display screen is installed on the sealing cover, an air intake pipe is installed on the lower side wall of the shell corresponding to the detection chamber, a driving mechanism is arranged on the inner wall of the air intake pipe, a filter cartridge is arranged on the lower surface of the air intake pipe, a filter screen plate is fixedly installed on the inner wall of the filter cartridge, a cleaning mechanism is arranged on the filter screen plate, and the cleaning mechanism is in transmission communication with the driving mechanism, an inlet pipe is arranged on the rear side of the shell, and an alarm assembly is installed on the front side wall of the shell.

[0006] Furthermore, the clamping mechanism includes a manual linear module, a handle and a clamping block. The manual linear module is provided with two upper and lower mirror images, and the manual linear modules are respectively installed on the upper and lower side walls of the installation room. The manual linear module is provided with a handle on the end head located on the outside of the shell, and a clamping block is installed on the right side of the manual linear module slide, and the clamping block clamps and fixes the support frame.

[0007] Furthermore, the outer surface of the slide of the manual linear module is a rectangular structure, and the left side of the slide of the manual linear module is movably fitted with the right side of the partition.

[0008] Furthermore, a sealing ring is fixedly installed between the right side surface of the shell and the left side surface of the mounting plate.

[0009] Furthermore, the driving mechanism includes a micro motor, a cross frame and a rectangular sleeve. The micro motor is installed on the inner wall of the intake pipe near the lower side through the cross frame, and a rectangular sleeve is fixedly installed on the lower surface of the output shaft of the micro motor.

[0010] Furthermore, the cleaning mechanism includes a transmission rod, a bearing and a scraper. The transmission rod is fixedly mounted on the filter screen through a bearing. The upper end of the transmission rod is inserted into a rectangular sleeve. A scraper is installed on the lower end of the transmission rod, and the upper surface of the scraper is movably fitted with the lower surface of the filter screen.

[0011] Compared with the prior art, the utility model provides a combustible gas alarm with a quick-disassembly structure, which has the following beneficial effects:

[0012] 1. The combustible gas alarm with a quick-disassembly structure fixes the mounting plate by setting mounting holes on the mounting plate, and then fixes it on the support frame by clamping the clamping mechanism, so as to achieve the effect of installing the combustible gas alarm. Conversely, it is easy to disassemble and assemble the combustible gas alarm, thereby facilitating the later maintenance of the combustible gas alarm.

[0013] 2. The combustible gas alarm with a quick-release structure drives the cleaning mechanism to rotate by setting a driving mechanism. During use, the dust on the filter plate can be cleaned to ensure air flow and improve detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is a left view of the utility model;

[0017] Figure 4 It is a cross-sectional view of the filter screen cylinder of the present utility model.

[0018] In the figure: 1. shell; 2. partition; 3. installation chamber; 4. detection chamber; 5. clamping mechanism; 501. manual linear module; 502. handle; 503. clamping block; 6. support frame; 7. mounting plate; 8. mounting hole; 9. sensor assembly; 10. sealing cover; 11. display screen; 12. air inlet pipe; 13. driving mechanism; 131. micro motor; 132. cross frame; 133. rectangular sleeve; 14. filter cartridge; 15. filter screen; 16. cleaning mechanism; 161. transmission rod; 162. bearing; 163. scraper; 17. inlet pipe; 18. alarm assembly; 19. sealing ring. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-Figure 4 The utility model discloses a combustible gas alarm with a quick-detachable structure, comprising a shell 1, a partition 2 is fixedly installed on the inner wall of the shell 1, and the partition 2 divides the shell 1 into an installation chamber 3 and a detection chamber 4 from right to left, a clamping mechanism 5 is arranged between the upper and lower side walls of the shell 1 corresponding to the installation chamber 3, a support frame 6 is clamped and fixed between the clamping mechanisms 5, a mounting plate 7 is fixedly installed on the right side of the support frame 6, and mounting holes 8 are evenly opened on the mounting plate 7, a sensor assembly 9 is arranged on the right inner wall of the detection chamber 4, and the left side of the detection chamber 4 A sealing cover 10 is threadedly installed on the side, and a display screen 11 is installed on the sealing cover 10; an air inlet pipe 12 is installed on the lower side wall of the shell 1 corresponding to the detection chamber 4, and a driving mechanism 13 is arranged on the inner wall of the air inlet pipe 12; a filter cartridge 14 is arranged on the lower surface of the air inlet pipe 12, and a filter screen plate 15 is fixedly installed on the inner wall of the filter cartridge 14; a cleaning mechanism 16 is arranged on the filter screen plate 15, and the cleaning mechanism 16 is connected to the driving mechanism 13 in transmission; an inlet pipe 17 is arranged on the rear side of the shell 1, and an alarm component 18 is installed on the front side wall of the shell 1.

[0021] Specifically, the clamping mechanism 5 includes a manual linear module 501, a handle 502 and a clamping block 503. There are two manual linear modules 501 mirrored in the upper and lower directions, and the manual linear modules 501 are respectively installed on the upper and lower side walls of the installation chamber 3. The manual linear module 501 is provided with a handle 502 on the end head located on the outside of the shell 1, and a clamping block 503 is installed on the right side of the slide of the manual linear module 501. The clamping block 503 clamps and fixes the support frame 6.

[0022] In this embodiment, the upper and lower manual linear module 501 screw rods rotate with the handle 502, so that the upper and lower manual linear module 501 slides drive the clamping blocks 503 to move upward and downward toward each other, so that the upper and lower clamping blocks 503 clamp and fix the support frame 6.

[0023] Specifically, the outer surface of the slide of the manual linear module 501 is a rectangular structure, and the left side of the slide of the manual linear module 501 is movably fitted with the right side of the partition 2.

[0024] In this embodiment, the slide of the manual linear module 501 moves up and down along the partition 2, so that the up and down movement process of the slide of the manual linear module 501 is more stable.

[0025] Specifically, a sealing ring 19 is fixedly installed between the right side surface of the housing 1 and the left side surface of the mounting plate 7 .

[0026] In this embodiment, the sealing ring 19 provides a better sealing effect between the right side of the housing 1 and the left side of the mounting plate 7 .

[0027] Specifically, the driving mechanism 13 includes a micro motor 131 , a cross frame 132 and a rectangular sleeve 133 . The micro motor 131 is installed on the inner wall of the air intake pipe 12 near the lower side through the cross frame 132 . The rectangular sleeve 133 is fixedly installed on the lower surface of the output shaft of the micro motor 131 .

[0028] In this embodiment, the output shaft of the micro motor 131 drives the rectangular sleeve 133 to rotate, so that the rectangular sleeve 133 drives the cleaning mechanism 16 to rotate.

[0029] Specifically, the cleaning mechanism 16 includes a transmission rod 161, a bearing 162 and a scraper 163. The transmission rod 161 is fixedly mounted on the filter screen 15 through the bearing 162. The upper end of the transmission rod 161 is inserted into the rectangular sleeve 133. The scraper 163 is installed on the lower end of the transmission rod 161, and the upper surface of the scraper 163 is movably fitted with the lower surface of the filter screen 15.

[0030] In this embodiment, the bearing 162 is used to install the transmission rod 161, and the transmission rod 161 rotates with the rectangular sleeve 133, so that the transmission rod 161 drives the scraper 163 to rotate, and the scraper 163 cleans the dust on the filter plate 15. The transmission rod 161 is structured near the upper side to facilitate the rectangular sleeve 133 to drive it to rotate.

[0031] When in use, the mounting plate 7 is installed on the mounting frame or wall through the bolts in the mounting hole 8, and then the right side cover of the shell 1 is set on the left side of the mounting plate 7. The lower manual linear module 501 screw rod in the clamping mechanism 5 rotates with the handle 502, so that the upper and lower manual linear module 501 slides drive the clamping blocks 503 to move up and down toward each other, so that the upper and lower clamping blocks 503 clamp and fix the support frame 6, thereby achieving the effect of installing the combustible gas alarm. On the contrary, it is convenient to disassemble and assemble the combustible gas alarm, thereby facilitating the later maintenance of the combustible gas alarm. The output shaft of the micro motor 131 in the driving mechanism 13 drives the rectangular sleeve 133 to rotate, so that the rectangular sleeve 133 drives the transmission rod 161 in the cleaning mechanism 16 to rotate in the bearing 162, so that the transmission rod 161 drives the scraper 163 to rotate, and the scraper 163 cleans the dust on the filter screen plate 15. During use, the dust on the filter screen plate 15 can be cleaned to ensure air flow and improve the accuracy of detection.

[0032] In summary, the combustible gas alarm with a quick-release structure can be easily disassembled and assembled through the clamping mechanism 5, thereby facilitating the later maintenance of the combustible gas alarm. During use, the dust on the filter plate 15 can be cleaned to ensure air flow and improve detection accuracy.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A combustible gas alarm with a quick-release structure, comprising a housing (1), characterized in that: A partition (2) is fixedly mounted on the inner wall of the shell (1), and the partition (2) divides the shell (1) into an installation chamber (3) and a detection chamber (4) from right to left in sequence. A clamping mechanism (5) is arranged between the upper and lower side walls of the shell (1) corresponding to the installation chamber (3), and a support frame (6) is clamped and fixed between the clamping mechanisms (5). A mounting plate (7) is fixedly mounted on the right side of the support frame (6), and mounting holes (8) are evenly opened on the mounting plate (7). A sensor assembly (9) is arranged on the right inner wall of the detection chamber (4), and a sealing cover (10) is threadedly mounted on the left side of the detection chamber (4). A display screen (11) is mounted on the cover (10); an air intake pipe (12) is mounted on the lower side wall of the shell (1) corresponding to the detection chamber (4); a driving mechanism (13) is mounted on the inner wall of the air intake pipe (12); a filter cartridge (14) is mounted on the lower surface of the air intake pipe (12); a filter screen plate (15) is fixedly mounted on the inner wall of the filter cartridge (14); a cleaning mechanism (16) is mounted on the filter screen plate (15); and the cleaning mechanism (16) is in transmission communication with the driving mechanism (13); an inlet pipe (17) is mounted on the rear side of the shell (1); and an alarm assembly (18) is mounted on the front side wall of the shell (1).

2. The combustible gas alarm with a quick-release structure according to claim 1, characterized in that: The clamping mechanism (5) comprises a manual linear module (501), a handle (502) and a clamping block (503); the manual linear module (501) is provided with two mirror images on the upper and lower sides, and the manual linear module (501) is respectively installed on the upper and lower side walls of the installation chamber (3); the end of the manual linear module (501) located on the outer side of the shell (1) is provided with a handle (502); the right side of the slide table of the manual linear module (501) is installed with a clamping block (503); the clamping block (503) clamps and fixes the support frame (6).

3. The combustible gas alarm with a quick-release structure according to claim 2, characterized in that: The outer surface of the slide of the manual linear module (501) is a rectangular structure, and the left side surface of the slide of the manual linear module (501) is movably fitted with the right side surface of the partition (2).

4. The combustible gas alarm with a quick-release structure according to claim 1, characterized in that: A sealing ring (19) is fixedly mounted between the right side surface of the housing (1) and the left side surface of the mounting plate (7).

5. The combustible gas alarm with a quick-release structure according to claim 1, characterized in that: The driving mechanism (13) comprises a micro motor (131), a cross frame (132) and a rectangular sleeve (133); the micro motor (131) is mounted on the inner wall of the air intake pipe (12) near the lower side through the cross frame (132); and the rectangular sleeve (133) is fixedly mounted on the lower surface of the output shaft of the micro motor (131).

6. The combustible gas alarm with a quick-release structure according to claim 1, characterized in that: The cleaning mechanism (16) comprises a transmission rod (161), a bearing (162) and a scraper (163); the transmission rod (161) is fixedly mounted on the filter screen plate (15) via the bearing (162); the upper end of the transmission rod (161) is inserted into a rectangular sleeve (133); the scraper (163) is mounted on the lower end of the transmission rod (161); and the upper surface of the scraper (163) is movably fitted to the lower surface of the filter screen plate (15).

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