Automatic environment detection and alarm device

Abstract

The utility model relates to the technical field of environment alarm devices, and discloses an environment automatic detection and alarm device, which comprises a detection alarm and a dustproof cover plate, the dustproof cover plate is arranged on the front side wall surface of the detection alarm, and a gas concentration detection mechanism and an alarm lamp are arranged on the detection alarm. A mounting connecting plate capable of limiting is fixedly mounted on the rear side wall face of the detection alarm, and a fixing plate capable of positioning is arranged on the rear side of the mounting connecting plate. When the detection alarm and the dustproof cover plate need to be disassembled and replaced, the installation connecting plate can be pushed upwards until the installation connecting plate is separated from the positioning clamping groove, operation is easy and convenient, and the replacement speed is increased; and then the groove of the left positioning connecting plate is clamped into the set of positioning screws, and then the right positioning connecting plate is moved left and right according to the specific position of the right positioning screw, so that the groove of the right positioning connecting plate is clamped on the right positioning screw.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental alarm devices, in particular to an automatic environmental detection and alarm device. Background Art

[0002] Gas alarm is a gas leak detection alarm instrument. When flammable or toxic gas leaks in an industrial environment, and the gas alarm detects that the gas concentration reaches the critical point set by the explosion or poisoning alarm, the alarm will send out an alarm signal to remind workers to take safety measures and drive the exhaust, cut-off, and spray systems to prevent explosions, fires, and poisoning accidents, thereby ensuring safe production.

[0003] When installing an existing gas alarm, a positioning plate is fixed on its surface, which is matched with the positioning bolts and then fixed on the wall at the required location. However, with this installation method, when the gas alarm needs to be replaced as a whole at a later time, the positioning bolts need to be removed, and then the new gas alarm needs to be fixed to the wall with the positioning bolts. The whole process is relatively cumbersome.

[0004] To this end, we propose an automatic environmental detection and alarm device. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an automatic environment detection and alarm device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an automatic environment detection and alarm device, including a detection alarm and a dust cover, the dust cover is arranged on the front wall of the detection alarm, the detection alarm is provided with a gas concentration detection mechanism and an alarm light, the rear wall of the detection alarm is fixedly installed with a mounting connecting plate that can be limited, a fixing plate that can be positioned is arranged at the rear position of the mounting connecting plate, a positioning slot that can be limited is opened on the upper wall of the fixing plate, the mounting connecting plate and the positioning slot are adapted to each other, the mounting connecting plate is movably inserted into the inside of the positioning slot, two positioning connecting plates that can be positioned are arranged on the rear wall of the fixing plate, the two positioning connecting plates are both concave, the left positioning connecting plate is fixedly installed on the rear wall of the fixing plate, the right positioning connecting plate is movably installed on the rear wall of the fixing plate by limiting, and the positioning connecting plate can move left and right on the rear wall of the fixing plate.

[0007] Preferably, a movable slide rod is fixedly installed on the right wall of the left positioning connecting plate, a U-shaped fixed frame is fixedly installed on the left wall of the right positioning connecting plate, the outer wall of the movable slide rod movably passes through the left outer wall of the fixed frame, and a limiting connecting plate is fixedly installed on the right wall of the movable slide rod.

[0008] Preferably, the outer diameter of the limit connecting plate is larger than that of the movable slide rod, a reset spring is fixedly installed between the left wall of the limit connecting plate and the adjacent wall in the fixed frame cavity, and the outer wall of the movable slide rod moves through the interior of the reset spring.

[0009] Preferably, the detection alarm and the right outer wall of the dust cover are rotatably mounted together, the left outer wall of the dust cover is fixedly mounted with a concave second connecting plate, and the left outer wall of the detection alarm is fixedly mounted with a first connecting plate.

[0010] Preferably, a matching movable connecting plate is rotatably mounted inside the second connecting plate, and a positioning bolt for positioning is threadedly connected to the wall surface of the movable connecting plate.

[0011] Preferably, a thread groove for positioning is formed on the front wall surface of the first connecting plate, and the outer wall of the positioning bolt and the thread groove are threadedly connected together.

[0012] Preferably, an auxiliary knob is fixedly mounted on the front wall surface of the positioning bolt to facilitate its rotation, and a regular hexagonal auxiliary slot is provided on the front side of the auxiliary knob.

[0013] Beneficial Effects

[0014] The utility model provides an automatic environment detection and alarm device, which has the following beneficial effects:

[0015] (1) The automatic environment detection and alarm device. During the use of the utility model, when it is necessary to disassemble and replace the detection alarm and the dust cover, the installation connecting plate can be pushed upward until it is separated from the positioning card slot. The operation is simple and convenient, and the replacement speed is improved. When installing the fixing plate, first fix the two positioning screws on the wall in advance, then insert the groove of the left positioning connecting plate into a group of positioning screws, and then move the right positioning connecting plate left and right according to the specific position of the right positioning screw so that its groove is stuck on the right positioning screw, and finally tighten the two positioning bolts to facilitate the fixation of the whole.

[0016] (2) The automatic environment detection and alarm device, during the use of the utility model, when the right-side positioning connecting plate moves, the fixed frame moves along the outer wall of the movable slide rod and follows the positioning connecting plate. When the entire device is carried, the elastic force of the reset spring itself can keep the right-side positioning connecting plate in a relatively stable state without large displacement movement, which is convenient for carrying. In addition, by turning the auxiliary knob forward, the positioning bolt will rotate forward until it is separated from the threaded groove, and the dust cover will be flipped forward and separated from the detection alarm. At this time, the circuit inside the detection alarm can be inspected and repaired, and the operation is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional diagram of the utility model as a whole;

[0018] Figure 2 A three-dimensional diagram of the positioning connecting plate of the utility model;

[0019] Figure 3 for Figure 1 A magnified view of location A;

[0020] Figure 4 for Figure 2 A magnified view of location B;

[0021] Figure 5 for Figure 1 Enlarged view of location C.

[0022] Legend: 1. Detection alarm; 2. Dust cover; 3. Installation connecting plate; 4. Positioning slot; 5. Positioning connecting plate; 6. Fixed frame; 7. Moving slide bar; 8. Limit connecting plate; 9. Reset spring; 10. Fixed plate; 11. First connecting plate; 12. Second connecting plate; 13. Movable connecting plate; 14. Positioning bolt; 15. Auxiliary knob. DETAILED DESCRIPTION

[0023] Embodiment 1: Automatic environment detection and alarm device, such as Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, it includes a detection alarm 1 and a dust cover 2, the dust cover 2 is arranged on the front side wall of the detection alarm 1, and the detection alarm 1 is provided with a gas concentration detection mechanism and an alarm light, the above are all prior arts and will not be repeated here, a mounting connecting plate 3 that can be limited is fixedly installed on the rear side wall of the detection alarm 1, and a fixing plate 10 that can be positioned is arranged at the rear side of the mounting connecting plate 3, and a positioning card slot 4 that can be limited is opened on the upper side wall of the fixing plate 10, the mounting connecting plate 3 and the positioning card slot 4 are adapted to each other, and the mounting connecting plate 3 is movably inserted into the inside of the positioning card slot 4, and two positioning connecting plates 5 that can be positioned are arranged on the rear side wall of the fixing plate 10, and the two positioning connecting plates 5 are both concave, the left positioning connecting plate 5 is fixedly installed on the rear side wall of the fixing plate 10, and the right positioning connecting plate 5 is movably installed on the rear side wall of the fixing plate 10 by limiting, and the positioning connecting plate 5 can move left and right on the rear side wall of the fixing plate 10.

[0024] During use of the utility model, when it is necessary to disassemble and replace the detection alarm 1 and the dust cover 2, the installation connecting plate 3 can be pushed upward until it is separated from the positioning card slot 4. The operation is simple and convenient, and the replacement speed is improved. When installing the fixing plate 10, first fix the two positioning screws on the wall in advance, then insert the groove of the left positioning connecting plate 5 into a group of positioning screws, and then according to the specific position of the right positioning screw, move the right positioning connecting plate 5 left and right so that its groove is stuck on the right positioning screw, and finally tighten the two positioning bolts.

[0025] Embodiment 2: Based on Embodiment 1, Figure 5 As shown, a movable slide bar 7 is fixedly installed on the right wall of the left positioning connecting plate 5, and a U-shaped fixed frame 6 is fixedly installed on the left wall of the right positioning connecting plate 5. The outer wall of the movable slide bar 7 movably passes through the left outer wall of the fixed frame 6, and a limited connecting plate 8 is fixedly installed on the right wall of the movable slide bar 7.

[0026] The outer diameter of the limit connecting plate 8 is larger than that of the movable slide rod 7 . A reset spring 9 is fixedly installed between the left wall of the limit connecting plate 8 and the adjacent wall in the cavity of the fixed frame 6 . The outer wall of the movable slide rod 7 moves through the interior of the reset spring 9 .

[0027] The detection alarm 1 and the right outer wall of the dust cover 2 are rotatably mounted together, the left outer wall of the dust cover 2 is fixedly mounted with a concave second connecting plate 12, and the left outer wall of the detection alarm 1 is fixedly mounted with a first connecting plate 11.

[0028] An adapted movable connecting plate 13 is rotatably mounted inside the second connecting plate 12 , and a positioning bolt 14 for positioning is threadedly connected to the wall surface of the movable connecting plate 13 .

[0029] A thread groove for positioning is formed on the front wall of the first connecting plate 11 , and the outer wall of the positioning bolt 14 is threadedly connected to the thread groove.

[0030] An auxiliary knob 15 is fixedly mounted on the front wall of the positioning bolt 14 to facilitate its rotation, and a regular hexagonal auxiliary slot is provided on the front side of the auxiliary knob 15 .

[0031] During use of the utility model, when the right-side positioning connecting plate 5 moves, the fixed frame 6 moves along the outer wall of the moving slide rod 7, following the positioning connecting plate 5. When carrying the entire device, the elastic force of the reset spring 9 itself can keep the right-side positioning connecting plate 5 in a relatively stable state without large displacement movement, making it convenient to carry. In addition, by rotating the auxiliary knob 15 forward, the positioning bolt 14 will rotate forward until it is separated from the threaded groove, flipping the dust cover 2 forward and separating it from the detection alarm 1. At this time, the circuit inside the detection alarm 1 is inspected and repaired.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An automatic environmental detection and alarm device, comprising a detection alarm (1) and a dust cover (2), wherein the dust cover (2) is arranged on the front side wall of the detection alarm (1), and the detection alarm (1) is provided with a gas concentration detection mechanism and an alarm light, characterized in that: The rear wall surface of the detection alarm (1) is fixedly mounted with a mounting connecting plate (3) capable of limiting position, a fixing plate (10) capable of positioning is arranged at the rear side of the mounting connecting plate (3), a positioning card slot (4) capable of limiting position is provided on the upper wall surface of the fixing plate (10), the mounting connecting plate (3) and the positioning card slot (4) are adapted to each other, the mounting connecting plate (3) is movably inserted into the inside of the positioning card slot (4), and two positioning connecting plates (5) capable of positioning are arranged on the rear wall surface of the fixing plate (10), both of the two positioning connecting plates (5) are concave, the left positioning connecting plate (5) is fixedly mounted on the rear wall surface of the fixing plate (10), and the right positioning connecting plate (5) is movably mounted on the rear wall surface of the fixing plate (10) by means of limiting position, and the positioning connecting plate (5) can move left and right on the rear wall surface of the fixing plate (10).

2. The automatic environment detection and alarm device according to claim 1 is characterized in that: A movable slide bar (7) is fixedly mounted on the right wall surface of the left positioning connecting plate (5), a U-shaped fixed frame (6) is fixedly mounted on the left wall surface of the right positioning connecting plate (5), the outer wall of the movable slide bar (7) movably penetrates the left outer wall of the fixed frame (6), and a limiting connecting plate (8) is fixedly mounted on the right wall surface of the movable slide bar (7).

3. The automatic environment detection and alarm device according to claim 2 is characterized in that: The outer diameter of the limit connecting plate (8) is larger than the outer diameter of the movable slide rod (7); a return spring (9) is fixedly installed between the left wall surface of the limit connecting plate (8) and the adjacent wall surface in the cavity of the fixed frame (6); and the outer wall of the movable slide rod (7) moves through the interior of the return spring (9).

4. The automatic environment detection and alarm device according to claim 1 is characterized in that: The detection alarm (1) and the right side outer wall of the dust cover (2) are rotatably mounted together, a concave second connecting plate (12) is fixedly mounted on the left side outer wall of the dust cover (2), and a first connecting plate (11) is fixedly mounted on the left side outer wall of the detection alarm (1).

5. The automatic environment detection and alarm device according to claim 4 is characterized in that: A matching movable connecting plate (13) is rotatably mounted inside the second connecting plate (12), and a positioning bolt (14) for positioning is threadedly connected on the wall surface of the movable connecting plate (13).

6. The automatic environment detection and alarm device according to claim 5, characterized in that: The front side wall surface of the first connecting plate (11) is provided with a thread groove for positioning, and the outer wall of the positioning bolt (14) and the thread groove are threadedly connected together.

7. The automatic environment detection and alarm device according to claim 6, characterized in that: An auxiliary knob (15) is fixedly mounted on the front wall surface of the positioning bolt (14) to facilitate its rotation, and a regular hexagonal auxiliary slot is provided on the front side of the auxiliary knob (15).

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