CN217085895U

CN217085895U - Fire alarm protection mechanism convenient to overhaul

Info

Publication number: CN217085895U
Application number: CN202220773708.0U
Authority: CN
Inventors: 杜思林; 李栋; 沈成亚
Original assignee: Shengshi Tianhe Construction Co ltd
Current assignee: Shengshi Tianhe Construction Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-07-29
Anticipated expiration: 2032-04-06

Abstract

The utility model discloses a fire alarm protection mechanism convenient for maintenance, in particular to the technical field of fire fighting equipment, the prior protection mechanism is inconvenient for quick disassembly when in use, which leads to the situation that the fire alarm cannot be quickly maintained when being damaged, simultaneously, because the protection mechanism is arranged on the surface of the fire alarm, when a fire happens, the fire alarm cannot timely detect smoke, the fire alarm main body is arranged in the installation block, the protection cover is movably arranged in the installation block, the two sides of the protection cover are fixedly connected with connecting shafts, the installation component is arranged in the protection cover, the induced air component is arranged in the protection cover, when in use, the installation component is arranged, the position between the protection cover and the installation block can be conveniently and quickly separated, thereby the fire alarm main body can be compensated, by arranging the induced air component, can be when using, be convenient for improve the detection efficiency of fire alarm main part.

Description

Fire alarm protection mechanism convenient to overhaul

Technical Field

The utility model relates to a fire-fighting equipment technical field specifically is a fire alarm protection machanism convenient to overhaul.

Background

The fire alarm is one of the most important means for preventing fire, and is used for detecting that a large amount of smoke causes fire to generate an alarm, the sensitivity of the fire alarm is considered according to the geographical position and the application environment, so that the effect which a user should have can be achieved, and when the existing fire alarm is used, in order to prolong the service life of the fire alarm, a protection mechanism is usually arranged on the surface of the fire alarm.

However, present safeguard mechanism is not convenient for quick dismantlement when using, leads to when the fire alarm ware damages, and the maintenance that can not be quick owing to set up safeguard mechanism on the surface of fire alarm ware after, when the conflagration takes place, the fire alarm ware can not in time detect smog simultaneously. Accordingly, those skilled in the art have provided a fire alarm guard mechanism that is easy to service to address the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire alarm protection machanism convenient to overhaul, through setting up the installation component, can be when using, the quick separation protection casing of being convenient for and the position between the installation piece to can be to fire alarm main part, through setting up the induced air subassembly, can be when using, be convenient for improve the detection efficiency of fire alarm main part.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a fire alarm protection machanism convenient to overhaul, including the installation piece, the internally mounted of installation piece has the fire alarm main part, the mounting hole has all been seted up to the both sides of installation piece, the both sides of installation piece and the below that is located the mounting hole have seted up spacing hole, the inside movable mounting of installation piece has the protection casing, the equal rigid coupling in both sides of protection casing has the connecting axle, the inside of protection casing is provided with the installation component, the installation component includes the mounting groove, the mounting groove has been seted up to the inside of protection casing, the inside movable mounting of mounting groove has two-way threaded rod, the center department of two-way threaded rod runs through and the rigid coupling has the turning block, the surface movable mounting of two-way threaded rod has a removal section of thick bamboo.

As a further aspect of the present invention: the inside of protection casing is provided with the induced air subassembly, and the induced air subassembly includes miniature draught fan, and the air outlet of miniature draught fan is installed out the tuber pipe, and the air-supply line is installed to the air intake of miniature draught fan, and the internally mounted of air-supply line has the sponge filter.

As a further aspect of the present invention: and threads matched with the surfaces of the rotating blocks are arranged in the moving cylinder.

As the utility model discloses further scheme again: one side rigid coupling of a removal section of thick bamboo has the spacing ring, and the inside movable mounting of spacing ring has the gag lever post, and the both ends of gag lever post all with the inner wall looks rigid coupling of mounting groove.

As a further aspect of the present invention: the connecting shaft is located inside the mounting hole, the inner diameter of the mounting hole is the same as the diameter of the connecting shaft, and the inner diameter of the limiting hole is the same as the diameter of the moving cylinder.

As a further aspect of the present invention: one side of the miniature induced draft fan is fixedly connected with the inner wall of one side of the protective cover.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the installation component is arranged, so that the rotating block can be rotated when the fire alarm is used, the rotating block can synchronously drive the bidirectional threaded rod to rotate when rotating, and the bidirectional threaded rod is internally provided with threads matched with the surface of the bidirectional threaded rod, so that the moving cylinder can be driven to move leftwards or rightwards when rotating, and when the moving cylinder completely leaves the inside of the limiting hole, the protective cover can be easily turned upwards, so that the fire alarm main body can be conveniently overhauled;

2. through setting up the induced air subassembly, can be when using, start miniature draught fan, miniature draught fan during operation can be through the inside of air-supply line to outside air suction protection casing to the smog in the fire alarm main part in to the air of can being convenient for detects, simultaneously because the inside of air-supply line is provided with the sponge filter, can avoid when using, foreign matters such as particulate matter in the air get into the inside of miniature draught fan, lead to miniature draught fan to take place to block up.

Drawings

FIG. 1 is a schematic view of a fire alarm protection mechanism for easy maintenance;

FIG. 2 is a schematic view of an easy-to-service induced draft assembly of a fire alarm protection mechanism;

FIG. 3 is a schematic structural view of a fire alarm protection mechanism mounting assembly for ease of maintenance;

fig. 4 is an enlarged view of the area a in fig. 3.

In the figure: 1. mounting blocks; 2. a fire alarm main body; 3. mounting holes; 4. a limiting hole; 5. a protective cover; 6. a connecting shaft; 7. mounting the component; 71. mounting grooves; 72. a bidirectional threaded rod; 73. rotating the block; 74. moving the drum; 8. an air inducing assembly; 81. a miniature induced draft fan; 82. an air outlet pipe; 83. an air inlet pipe; 84. a sponge filter plate; 9. a limiting ring; 10. a limiting rod.

Detailed Description

Example 1

As shown in fig. 1, 3 and 4, a fire alarm protection mechanism convenient for maintenance comprises an installation block 1, a fire alarm main body 2 is installed inside the installation block 1, installation holes 3 are respectively formed in both sides of the installation block 1, limit holes 4 are formed in both sides of the installation block 1 and below the installation holes 3, a protection cover 5 is movably installed inside the installation block 1, connecting shafts 6 are fixedly connected to both sides of the protection cover 5, an installation component 7 is arranged inside the protection cover 5, the installation component 7 comprises an installation groove 71, an installation groove 71 is formed inside the protection cover 5, a bidirectional threaded rod 72 is movably installed inside the installation groove 71, a rotating block 73 penetrates through and is fixedly connected to the center of the bidirectional threaded rod 72, a moving cylinder 74 is movably installed on the surface of the bidirectional threaded rod 72, threads matched with the surface of the rotating block 73 are arranged inside the moving cylinder 74, a limit ring 9 is fixedly connected to one side of the moving cylinder 74, the inside movable mounting of spacing ring 9 has gag lever post 10, and the both ends of gag lever post 10 all with the inner wall looks rigid coupling of mounting groove 71, connecting axle 6 is located the inside of mounting hole 3, and the internal diameter of mounting hole 3 is the same with the diameter of connecting axle 6, the internal diameter of spacing hole 4 is the same with the diameter of a removal section of thick bamboo 74, in use, when needs maintenance fire alarm main part 2, can rotate turning block 73, turning block 73 can simultaneously drive two-way threaded rod 72 when rotating and rotate, because the inside of a removal section of thick bamboo 74 is provided with the screw thread with two-way threaded rod 72 surface phase-match, so can drive a removal section of thick bamboo 74 or move to the right when two-way threaded rod 72 rotates, when a removal section of thick bamboo 74 leaves the inside of spacing hole 4 completely, can easily upwards overturn protection casing 5, thereby be convenient for overhaul fire alarm main part 2.

As shown in fig. 1 and fig. 2, an induced air assembly 8 is disposed inside the protective cover 5, the induced air assembly 8 includes a micro induced draft fan 81, one side of the micro induced draft fan 81 is fixedly connected to an inner wall of one side of the protective cover 5, an air outlet pipe 82 is disposed at an air outlet of the micro induced draft fan 81, an air inlet pipe 83 is disposed at an air inlet of the micro induced draft fan 81, a sponge filter plate 84 is disposed inside the air inlet pipe 83, when in use, the micro induced draft fan 81 can be started, when the micro induced draft fan 81 works, external air can be sucked into the protective cover 5 through the air inlet pipe 83, so that the fire alarm main body 2 can conveniently detect smoke in the air, delay of alarm caused by that the protective cover 5 cannot timely detect smoke in the air is avoided, and meanwhile, because the sponge filter plate 84 is disposed inside the air inlet pipe 83, when in use can be avoided, foreign matters such as particles in the air enter the inside of the miniature induced draft fan 81, and the miniature induced draft fan 81 is blocked.

The utility model discloses a theory of operation is: when the fire alarm main body 2 is required to be maintained, the rotating block 73 can be rotated, the rotating block 73 can synchronously drive the bidirectional threaded rod 72 to rotate when rotating, because the threads matched with the surface of the bidirectional threaded rod 72 are arranged in the moving cylinder 74, the moving cylinder 74 can be driven to move leftwards or rightwards when the bidirectional threaded rod 72 rotates, when the moving cylinder 74 completely leaves the inside of the limiting hole 4, the protective cover 5 can be easily turned upwards, so that the fire alarm main body 2 is convenient to maintain, then when the fire alarm main body 2 is used, the miniature induced draft fan 81 can be started, when the miniature induced draft fan 81 works, outside air can be sucked into the protective cover 5 through the air inlet pipe 83, so that the fire alarm main body 2 can conveniently detect smoke in the air, and the situation that the fire alarm main body 2 cannot timely detect the smoke in the air due to the arrangement of the protective cover 5 is avoided, lead to the alarm to appear postponing, simultaneously because the inside of air-supply line 83 is provided with sponge filter 84, can avoid when using, foreign matters such as particulate matter in the air get into miniature draught fan 81's inside, lead to miniature draught fan 81 to take place to block up.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A fire alarm protection mechanism convenient for maintenance comprises an installation block (1) and is characterized in that, the internally mounted of installation piece (1) has fire alarm main part (2), mounting hole (3) have all been seted up to the both sides of installation piece (1), spacing hole (4) have been seted up to the both sides of installation piece (1) and the below that is located mounting hole (3), the inside movable mounting of installation piece (1) has protection casing (5), the equal rigid coupling in both sides of protection casing (5) has connecting axle (6), the inside of protection casing (5) is provided with installation component (7), installation component (7) include mounting groove (71), mounting groove (71) have been seted up to the inside of protection casing (5), the inside movable mounting of mounting groove (71) has two-way threaded rod (72), the center department of two-way threaded rod (72) runs through and the rigid coupling has turning block (73), the surface movable mounting of two-way threaded rod (72) has a removal section of thick bamboo (74).

2. The fire alarm protection mechanism convenient to overhaul according to claim 1, wherein an induced draft assembly (8) is arranged inside the protection cover (5), the induced draft assembly (8) comprises a miniature induced draft fan (81), an air outlet pipe (82) is installed at an air outlet of the miniature induced draft fan (81), an air inlet pipe (83) is installed at an air inlet of the miniature induced draft fan (81), and a sponge filter plate (84) is installed inside the air inlet pipe (83).

3. A fire alarm guard mechanism as claimed in claim 1 characterised in that the interior of the moving barrel (74) is provided with a screw thread which matches the surface of the turning block (73).

4. The fire alarm protection mechanism convenient to overhaul according to claim 1, wherein a limiting ring (9) is fixedly connected to one side of the movable barrel (74), a limiting rod (10) is movably mounted inside the limiting ring (9), and two ends of the limiting rod (10) are fixedly connected with the inner wall of the mounting groove (71).

5. A fire alarm protection mechanism convenient for overhaul as claimed in claim 1 wherein the connecting shaft (6) is located inside the mounting hole (3), and the inner diameter of the mounting hole (3) is the same as the diameter of the connecting shaft (6), and the inner diameter of the limiting hole (4) is the same as the diameter of the movable barrel (74).

6. The fire alarm protection mechanism convenient to overhaul according to claim 2, wherein one side of the miniature induced draft fan (81) is fixedly connected with the inner wall of one side of the protective cover (5).