CN222028672U - An infrared smoke detector for electrical cabinets that is easy to install - Google Patents

Abstract

The utility model discloses an infrared smoke detector for an electrical cabinet, which is convenient to install, and relates to the technical field of smoke detectors, and particularly comprises an infrared receiver and an infrared emitter, and also comprises an infrared reflector, wherein the infrared receiver and the infrared emitter are both arranged on the side surface of a shell, a controller connected with the infrared receiver and the infrared emitter is arranged in the shell, and the shell and the infrared reflector are both arranged on a connecting plate; one side of the connecting plate is fixedly connected with a U-shaped block with an upward opening, a connecting seat for fixing the shell is slidably connected in the U-shaped block, a plurality of bumps are fixedly connected on the side wall of the connecting seat, and mounting cavities are formed on the outer walls of the two sides of the U-shaped block; limiting holes corresponding to the protruding blocks are formed in the inner wall of the mounting cavity, an elastic sheet is fixedly connected to the inner wall of the mounting cavity, and a supporting block is fixedly connected to the tail end of the elastic sheet. The utility model is convenient for the installation and the disassembly of the connecting seat and the shell, has simple structure and convenient operation, and improves the practicability of the device.

Description

Infrared sensing smoke detector for regulator cubicle convenient to installation

Technical Field

The utility model relates to the technical field of smoke detectors, in particular to an infrared smoke detector for an electrical cabinet, which is convenient to install.

Background

In the use process of the electric power cabinet, the internal electric power equipment can generate heat, electric sparks and other short circuit phenomena, and the electric power cabinet is extremely easy to fire, so that safety accidents occur, and therefore, the smoke detector needs to be installed to monitor the inside in real time, and the fire spreading is avoided in time.

When the existing infrared sensing smoke detector is installed, the existing infrared sensing smoke detector is directly fixed on the inner wall of the electrical cabinet, and when the infrared sensing smoke detector needs to be maintained and replaced, the whole infrared sensing smoke detector needs to be detached from the inner wall of the electrical cabinet, so that the operation is complex, and the difficulty in detachment and installation is increased. Therefore, we propose an infrared smoke detector for an electrical cabinet, which is convenient to install.

Disclosure of utility model

Aiming at the defects that the whole infrared sensing smoke detector needs to be detached from the inner wall of an electrical cabinet when the existing infrared sensing smoke detector is maintained and replaced, the operation is complicated and the difficulty of detachment and installation is increased, the utility model provides the infrared sensing smoke detector for the electrical cabinet, which is convenient to install, has the advantages of convenient installation and detachment of the infrared sensing smoke detector, and reduces the operation difficulty, and solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

The infrared smoke detector for the electrical cabinet convenient to install comprises an infrared receiver and an infrared emitter, and further comprises an infrared reflector, wherein the infrared receiver and the infrared emitter are both arranged on the side face of a shell, a controller connected with the infrared receiver and the infrared emitter is arranged inside the shell, and the shell and the infrared reflector are both arranged on a connecting plate;

One side of the connecting plate is fixedly connected with a U-shaped block with an upward opening, a connecting seat for fixing the shell is slidably connected in the U-shaped block, a plurality of bumps are fixedly connected on the side wall of the connecting seat, and mounting cavities are formed on the outer walls of the two sides of the U-shaped block;

The inner wall of the mounting cavity is provided with a limit hole corresponding to the bump, the inner wall of the mounting cavity is fixedly connected with a spring plate, the tail end of the spring plate is fixedly connected with a supporting block, and the tail end of the supporting block extends into the limit hole to support against the bump;

the system also comprises an alarm connected with the controller.

Optionally, one end of the shell is in an opening shape, the opening is sealed by an end cover, and the infrared receiver and the infrared emitter are connected to the end cover.

Optionally, the outside fixed connection U template of U type piece, the U template is spacing to the connecting seat outer wall.

Optionally, an end plate for sealing the installation cavity is fixedly connected to the outer wall of the U-shaped block.

Optionally, the outer wall upper end fixedly connected with of connecting seat downward sloping curb plate.

Optionally, a plurality of through holes are formed in the connecting plate.

Compared with the prior art, the connecting seat and the shell can be conveniently installed and detached on the inner wall of the electrical cabinet through the matching of the convex blocks on the side wall of the connecting seat and the limiting holes and the pressing fixation of the pressing blocks, so that the connecting seat and the shell are simple in structure and convenient to operate, the internal structure of the device is convenient to maintain and replace, and the practicability of the device is improved.

Drawings

Fig. 1 is a mating connection diagram of the present utility model and a power distribution cabinet.

Fig. 2 is a connection diagram of the connection base and the connection board of the present utility model.

Fig. 3 is a structural cross-sectional view of the housing of the present utility model.

Fig. 4 is a connection diagram of the bump and the connection base of the present utility model.

Fig. 5 is a connection diagram of the U-shaped block and the connection plate of the present utility model.

Fig. 6 is a cross-sectional view of the connection of the U-shaped block and the connection plate of the present utility model.

In the figure: 1. a housing; 2. an electrical cabinet; 3. an infrared receiver; 4. an infrared emitter; 5. a mounting hole; 6. an infrared reflector; 7. a mounting base; 8. a loudspeaker; 9. a sound box; 10. an alarm; 11. a connecting seat; 12. a connecting plate; 13. a bump; 14. an end cap; 15. an interface; 16. a side plate; 17. an end plate; 18. a through hole; 19. a limiting hole; 20. a U-shaped block; 21. a controller; 22. abutting blocks; 23. a spring plate; 24. a mounting cavity; 25. u-shaped board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 6, the present utility model provides a technical solution: the utility model provides an infrared induction smoke detector for regulator cubicle convenient to installation, including infrared receiver 3, infrared transmitter 4, still include infrared reflector 6, infrared receiver 3, infrared transmitter 4 are all installed on the side of shell 1, the inside controller 21 that is connected with infrared receiver 3, infrared transmitter 4 that is equipped with of shell 1, the controller is singlechip circuit board, control chip or PCB control panel, the one end of shell 1 is the opening form, and the opening part passes through end cover 14 sealedly, infrared receiver 3, infrared transmitter 4 connects on end cover 14, can adopt one of threaded connection between end cover 14 and the shell 1, fastening in the bolted connection, can facilitate the user dismantles shell 1 and end cover 14, and then the structure of having made things convenient for its inside is changed and is maintained.

When the infrared reflector and the shell 1 are specifically installed and used, the infrared reflector and the shell 1 are respectively and fixedly connected to the inner wall of the electrical cabinet 2 through the connecting plates 12, the two distributed connecting plates 12 are on the same straight line, and in order to facilitate the installation and the disassembly of the device, the connecting plates 12 are fastened with the inner wall of the electrical cabinet 2 through bolts, and a plurality of through holes 18 are formed in the connecting plates 12, so that the connection of the bolts is facilitated.

As shown in fig. 2, 4 and 5, in order to facilitate the installation and the disassembly of the shell 1, a U-shaped block 20 with an upward opening is fixedly connected to one side of the connecting plate 12, a connecting seat 11 for fixing the shell 1 is slidably connected to the U-shaped block 20, and in order to avoid the connecting seat 11 from sliding out of the U-shaped block 20 after the installation is completed, a plurality of protruding blocks 13 are fixedly connected to the side walls of the connecting seat 11, and the outer walls of the two sides of the U-shaped block 20 are provided with installation cavities 24, meanwhile, limit holes 19 corresponding to the protruding blocks 13 are formed in the inner walls of the installation cavities 24, the tail ends of the protruding blocks 13 extend into the limit holes 19, so that the position of the connecting seat 11 can be fixed, and a U-shaped plate 25 is fixedly connected to the outer walls of the connecting seat 11, so that the connecting seat 11 is prevented from inclining, and the connection stability is further improved.

Meanwhile, in order to further improve the installation stability of the connecting seat 11, as shown in fig. 6, a spring piece 23 is fixedly connected to the inner wall of the installation cavity 24, the end of the spring piece 23 is fixedly connected with a supporting block 22, the end of the supporting block 22 extends into the limiting hole 19, when the connecting seat 11 is positioned in the U-shaped block 20, the end of the protruding block 13 extends into the limiting hole 19, the supporting block 22 is abutted against the protruding block 13 under the elastic force of the spring piece 23, the end face of the supporting block 22 is matched with the end face of the supporting block 22, the side wall of the connecting seat 11 can be effectively pressed and fixed under the pressure of the supporting block 22, and when the connecting seat 11 is disassembled, the protruding block 13 can be driven to be taken out from the limiting hole 19 by upward pulling, and the side plate 16 which is inclined downwards can be fixedly connected to the upper end of the outer wall of the connecting seat 11 for conveniently pulling the connecting seat 11.

As shown in fig. 2 and 5, the end plate 17 for sealing the mounting cavity 24 is fixedly connected to the outer wall of the U-shaped block 20, so that not only can the elastic sheet 23 and the supporting block 22 be protected, but also the supporting block 22 and the elastic sheet 23 can be replaced and mounted by a worker conveniently, and the service life of the device is prolonged.

In summary, when the infrared smoke detector for the electrical cabinet convenient to install is used, the shell 1 and the infrared reflector 6 are fixedly connected to the inner wall of the electrical cabinet 2 through the connecting plates 12 respectively, the shell 1 is clamped in the U-shaped block 20 through the connecting seat 11, when the protruding block 13 on the side wall of the connecting seat 11 moves into the limiting hole 19, the protruding block 13 can be pressed and fixed by the end part of the pressing block 22, the top of the shell 1 is provided with the interface 15 connected with the controller 21, meanwhile, the infrared smoke detector also comprises the alarm 10 connected with the controller 21, the bottom of the alarm 10 is also connected with the sound box 9, the outer wall of the sound box 9 is provided with the plurality of loudspeakers 8, when the alarm 10 is installed, the top of the electrical cabinet 2 is provided with the mounting hole 5, the bottom of the sound box 9 is connected in the mounting hole 5 through the mounting seat 7, and the alarm 10 is connected with the interface 15 through the connecting wire, and when a fire disaster happens inside the electrical cabinet, the controller 21 can control the alarm 10 to alarm.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an infrared induction smoke detector for regulator cubicle convenient to installation, includes infrared receiver (3), infrared transmitter (4), still includes infrared reflector (6), and infrared receiver (3), infrared transmitter (4) are all installed on the side of shell (1), and shell (1) inside is equipped with controller (21) be connected with infrared receiver (3), infrared transmitter (4), its characterized in that: the shell (1) and the infrared reflector (6) are both arranged on a connecting plate (12);

One side of the connecting plate (12) is fixedly connected with a U-shaped block (20) with an upward opening, a connecting seat (11) for fixing the shell (1) is slidably connected in the U-shaped block (20), a plurality of protruding blocks (13) are fixedly connected to the side wall of the connecting seat (11), and mounting cavities (24) are formed in the outer walls of the two sides of the U-shaped block (20);

A limiting hole (19) corresponding to the position of the protruding block (13) is formed in the inner wall of the mounting cavity (24), a spring piece (23) is fixedly connected to the inner wall of the mounting cavity (24), a supporting block (22) is fixedly connected to the tail end of the spring piece (23), and the tail end of the supporting block (22) extends into the limiting hole (19) to be propped against the protruding block (13);

also comprises an alarm (10) connected with the controller (21).

2. An infrared sensing smoke detector for electrical cabinets convenient to install according to claim 1, wherein: one end of the shell (1) is in an opening shape, the opening is sealed by an end cover (14), and the infrared receiver (3) and the infrared emitter (4) are connected to the end cover (14).

3. An infrared sensing smoke detector for electrical cabinets convenient to install according to claim 1, wherein: the outer side of the U-shaped block (20) is fixedly connected with a U-shaped plate (25), and the U-shaped plate (25) limits the outer wall of the connecting seat (11).

4. An infrared sensing smoke detector for electrical cabinets convenient to install according to claim 1, wherein: an end plate (17) used for sealing the mounting cavity (24) is fixedly connected to the outer wall of the U-shaped block (20).

5. An infrared sensing smoke detector for electrical cabinets convenient to install according to claim 1, wherein: the upper end of the outer wall of the connecting seat (11) is fixedly connected with a downward-inclined side plate (16).

6. An infrared sensing smoke detector for electrical cabinets convenient to install according to claim 1, wherein: the connecting plate (12) is provided with a plurality of through holes (18).