CN219573845U - Indoor air detection alarm device - Google Patents

Abstract

The utility model relates to the technical field of indoor air detection, and discloses an indoor air detection alarm device which comprises a shell and a controller, wherein the shell is provided with a first alarm device and a second alarm device; the middle part of the inner wall of one side of the shell is fixedly connected with a servo motor through a bolt, a motor shaft of the servo motor is fixedly connected with a rotating rod, the other end of the rotating rod is rotationally connected with the inner wall of the shell through a bearing, and the rotating rod horizontally penetrates through the middle part of the winding drum and is fixedly connected with the winding drum. The utility model controls the servo motor to work, can drive the winding drum to rotate and wind the connecting rope, thereby pulling the PM2.5 detector at the inner side of the fixed frame to move upwards, leading the connecting block to be inserted into the connecting groove and extruding the pressure sensor, further the controller can automatically control the electromagnet to cut off the power and the magnetic attraction to disappear, and the bolt at the outer side of the iron block can be pushed to be inserted into the slot through the elasticity of the spring, leading the fixed frame to be fixed at the bottom side of the shell, and improving the stability of the PM2.5 detector in the use process.

Description

Indoor air detection alarm device

Technical Field

The utility model relates to the technical field of indoor air detection, in particular to an indoor air detection alarm device.

Background

Most indoor air detection alarm devices in the current market need to be installed in indoor high-altitude areas during installation, and when the indoor air detection alarm devices need to be disassembled, the indoor air detection alarm devices often need to climb to corresponding heights by means of tools such as ladders to complete disassembly and replacement, so that potential safety hazards are large.

Through retrieving the publication number CN216309903U, disclose an indoor air detection alarm device based on artificial intelligence, including the installation case, the intercommunicating pore that runs through the installation case has been seted up to installation case bottom intermediate position department, the right side position fixed mounting of installation case inner chamber bottom has positive and negative motor, positive and negative motor left side output passes through shaft coupling fixed mounting has the connecting axle, the connecting axle left end position passes through the bearing and rotates with installation case left wall position and be connected.

In the process of realizing the utility model, the inventor finds that at least the following problems in the prior art are not solved, the lifting of the air detection box is realized through the rotation of the positive and negative motor, the air detection box is not provided with a corresponding fixing device in the using process, the connecting rope is pulled singly and used for a long time, and the connecting rope is easy to break, so that the air detection box falls off and is easy to break and crush pedestrians.

Therefore, the indoor air detection alarm device is convenient to maintain and good in stability.

Disclosure of Invention

The utility model aims to provide an indoor air detection alarm device which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an indoor air detection alarm device comprises a shell and a controller;

the utility model discloses a motor, including casing, fixed frame, connecting groove, spout, the inside sliding connection of spout has the iron plate, the top horizontal fixed mounting that the iron plate is close to connecting groove one side has the spring, the opposite side of iron plate is provided with the spring, one side of spout top inner wall is through screw fixedly connected with electro-magnet, the fixed frame's inboard is through screw fixedly connected with PM2.5 detector, the signal input of controller and electro-magnet is connected with the signal input of servo motor.

As an alternative scheme of the technical scheme of the utility model, the pressure sensor is fixedly connected to the inner wall of the top end of the connecting groove through the screw, the pressure sensor is attached to the upper surface of the connecting block, and when the connecting block is inserted into the connecting groove to squeeze the pressure sensor, the controller can automatically control the electromagnet to be powered off, so that the automation degree is high.

As an alternative of the technical scheme of the utility model, the connecting block is movably connected with the connecting groove, the plug pin is movably connected with the slot, and one end of the plug pin can be pushed to move out of the sliding groove and be inserted into the slot by the elasticity of the spring, so that the connection stability of the shell and the fixed frame is improved.

As an alternative scheme of the technical scheme of the utility model, the inside of the lower part of the iron block is horizontally penetrated and provided with the guide groove, the inside of the guide groove is horizontally and fixedly provided with the guide rod, the guide rod is in sliding connection with the guide groove, and the spring is sleeved on the outer side of the guide rod, so that the moving stability of the iron block in the guide groove can be improved, the spring can be limited, and the stability of the spring in the use process can be improved.

As an alternative of the technical scheme of the utility model, the other end of the rotating rod is rotationally connected with the inner wall of the shell through a bearing, and the number of the winding drums is two groups.

Compared with the prior art, the utility model has the beneficial effects that the servo motor is controlled to work, the winding drum can be driven to rotate and wind the connecting rope, so that the PM2.5 detector at the inner side of the fixed frame is pulled to move upwards, the connecting block is inserted into the connecting groove and is extruded by the pressure sensor, the electromagnet can be automatically controlled to be powered off by the controller, the magnetic attraction force disappears, the bolt at the outer side of the iron block can be pushed to be inserted into the slot through the elasticity of the spring, the fixed frame is fixed at the bottom side of the shell, and the stability of the PM2.5 detector in the use process is improved.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a front view of an indoor air detection alarm device of the present utility model;

fig. 2 is a schematic diagram of a part a of an indoor air detection alarm device according to the present utility model.

In the figure: the device comprises a shell 1, a servo motor 10, a rotating rod 11, a winding drum 12, a connecting rope 13, a through hole 14, a fixed frame 15, a controller 16, a connecting block 2, a slot 21, a connecting slot 22, a chute 23, an iron block 24, a bolt 25, a spring 26, an electromagnet 27, a pressure sensor 3, a PM2.5 detector 31, a guide slot 32 and a guide rod 33.

Detailed Description

Referring to fig. 1-2, the present utility model provides a technical solution: an indoor air detection alarm device comprises a shell 1 and a controller 16;

the middle part of the inner wall of one side of the shell 1 is fixedly connected with a servo motor 10 through a bolt, a motor shaft of the servo motor 10 is fixedly connected with a rotating rod 11, the other end of the rotating rod 11 is rotationally connected with the inner wall of the shell 1 through a bearing, the rotating rod 11 horizontally penetrates through the middle part of a winding drum 12 and is fixedly connected with the winding drum 12, the number of the winding drums 12 is two, the outer side of the winding drum 12 is wound and connected with a connecting rope 13, two sides of the inner wall of the bottom end of the shell 1 are penetrated and provided with a through hole 14, the two groups of connecting ropes 13 penetrate through the through hole 14 and are fixedly connected with two sides of the upper surface of a fixed frame 15, the servo motor 10 is controlled to work, the winding drum 12 can be driven to rotate through the rotating rod 11, winding and releasing of the connecting ropes 13 are realized, and accordingly installation, detection and maintenance of a PM2.5 detector 31 are facilitated.

The middle part fixed mounting of casing 1 upper surface has connecting block 2, slot 21 has been seted up to the top level of connecting block 2 one side, connecting groove 22 has been seted up to one side of casing 1 lower surface, spout 23 has been seted up to the inner wall of connecting groove 22 one side, the inside sliding connection of spout 23 has iron plate 24, the upper level fixed mounting of iron plate 24 side near connecting groove 22 side has bolt 25, the opposite side of iron plate 24 is provided with spring 26, one side of spout 23 top inner wall passes through screw fixed connection electro-magnet 27, when installing PM2.5 detector 31, servo motor 10 works, drive reel 12 rotates winding connection rope 13, thereby the PM2.5 detector 31 of pulling fixed frame 15 inboard upwards moves, make connecting block 2 insert in connecting groove 22, control electro-magnet 27 outage magnetic attraction disappears, elasticity through spring 26, can promote bolt 25 outside iron plate 24 and insert in slot 21, make fixed frame 15 fixed in the bottom side of casing 1, stability in the use of PM2.5 detector 21 is improved.

The top inner wall of spread groove 22 passes through screw fixedly connected with pressure sensor 3, the inboard of fixed frame 15 passes through screw fixedly connected with PM2.5 detector 31, the signal output part of controller 16 is connected with the signal input part of electro-magnet 27 and servo motor 10, guide slot 32 has been seted up in the inside level of iron plate 24 below, the inside level fixed mounting of spout 23 has guide arm 33, guide arm 33 and guide slot 32 sliding connection, spring 26 cover is established in the outside of guide arm 33, when connecting block 2 inserts in the spread groove 22 and extrudees pressure sensor 3, pressure sensor 3 gives data to controller 16, further controller 16 can automatic control electro-magnet 27 close, degree of automation is high.

When the indoor air detection alarm device is used, the shell 1 is fixed at the top end of an indoor wall through a bolt, the servo motor 10 is controlled to work, the rotary rod 11 drives the winding drum 12 to rotate and wind the connecting rope 13, thereby the PM2.5 detector 31 on the inner side of the fixed frame 15 is pulled to move upwards, the connecting block 2 is inserted into the connecting groove 22 and extrudes the pressure sensor 3, the pressure sensor 3 transmits data to the controller 16, the controller 16 can automatically control the electromagnet 27 to lose the electromagnetic attraction force, the bolt 25 on the outer side of the iron block 24 can be pushed to be inserted into the slot 21 through the elastic force of the spring 26, the fixed frame 15 is fixed at the bottom side of the shell 1, the stability of the PM2.5 detector 31 in the use process is improved, when the PM2.5 detector 31 is required to be overhauled and maintained, the servo motor 10 is controlled to work, the winding drum 12 is driven to reversely rotate and release the connecting rope 13, meanwhile the electromagnet 27 is controlled to work to generate the magnetic attraction force, the iron block 24 can be attracted and fixed, the bolt 25 is pulled to move out of the slot 21, and the PM2.5 detector 31 is convenient to drop down.

Claims (5)

1. An indoor air detection alarm device is characterized by comprising a shell (1) and a controller (16);

the utility model discloses a motor shaft fixed connection servo motor, including casing (1), connecting wire (24), connecting wire (13) and connecting wire (24), connecting wire (14) are offered in the both sides of casing (1) bottom inner wall, two sets of through-hole (14) and with the both sides fixed connection of fixed frame (15) upper surface, connecting block (2) are installed to the middle part fixed mounting of casing (1) upper surface, slot (21) have been offered to the top level of connecting block (2) one side, connecting groove (22) have been offered to one side of casing (1) lower surface, spout (23) have been offered to the inner wall of connecting groove (22) one side, the inside sliding connection of spout (23) has iron block (24), iron block (24) are close to top horizontal fixed mounting of connecting groove (22) one side has iron block (25), spring (26) are provided with top fixed screw (27) through the other side of connecting wire (24), the inside of fixed frame (15) is through screw fixedly connected with PM2.5 detector (31), the signal output part of controller (16) is connected with the signal input part of electro-magnet (27) and servo motor (10).

2. An indoor air detection alarm device according to claim 1, wherein: the top end inner wall of the connecting groove (22) is fixedly connected with a pressure sensor (3) through a screw, and the pressure sensor (3) is attached to the upper surface of the connecting block (2).

3. An indoor air detection alarm device according to claim 1, wherein: the connecting block (2) is movably connected with the connecting groove (22), and the bolt (25) is movably connected with the slot (21).

4. An indoor air detection alarm device according to claim 1, wherein: the guide groove (32) is horizontally and penetratingly arranged in the lower portion of the iron block (24), the guide rod (33) is fixedly arranged in the inner portion of the sliding groove (23), the guide rod (33) is slidably connected with the guide groove (32), and the spring (26) is sleeved on the outer side of the guide rod (33).

5. An indoor air detection alarm device according to claim 1, wherein: the other end of the rotating rod (11) is rotatably connected with the inner wall of the shell (1) through a bearing, and the number of the winding drums (12) is two.