CN218825751U

CN218825751U - Fire smoke alarm with shell and sensor quick connection function

Info

Publication number: CN218825751U
Application number: CN202222823622.7U
Authority: CN
Inventors: 丁帅
Original assignee: Shenzhen Novartis Hongan Building Technology Development Co ltd
Current assignee: Shenzhen Novartis Hongan Building Technology Development Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-07
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a conflagration smoke alarm who possesses casing and sensor high-speed joint function relates to smoke alarm technical field, including shell, smoke transducer module, base, the top shaping of base has the installation storehouse, the inside in installation storehouse is provided with and is used for carrying out the locking mechanism who installs to smoke transducer module. The utility model discloses a set up locking mechanism, when installing the smoke transducer module, align the locking piece with the mounting hole in the smoke transducer module insert can, later lead to the reverse locking piece of twisting of a word screwdriver, also can automatic re-setting under self elastic action when the locking piece rebound, the outer wall of locking piece can closely laminate with the inner wall of mounting hole on the smoke transducer module, the installation of having accomplished the smoke transducer module promptly is fixed, this kind of mounting means is different from traditional bolt fastening mode, do not separate each other by bolt post and solid fixed cylinder, effectively avoid taking place the phenomenon of screw thread dislocation in the installation.

Description

Fire smoke alarm with shell and sensor quick connection function

Technical Field

The utility model relates to a smoke alarm technical field specifically is a fire smoke alarm who possesses casing and sensor high-speed joint function.

Background

The smoke alarm is also called as a smoke sensor or a smoke sensing alarm, can detect smoke generated in a fire, adopts a photoelectric smoke sensing device inside, can be widely applied to places such as markets, hotels, shops, warehouses, machine rooms, houses and the like for fire safety detection, and can make a strong sound after alarming because the smoke sensor is internally provided with a buzzer.

Smoke alarm should carry out once a simulation fire alarm test every half year, with this test alarm whether normal operating, if smoke alarm can't normal operating, need dismantle smoke alarm and detect its inside smoke transducer module promptly, when detecting smoke transducer module bad, need dismantle smoke transducer module, current smoke transducer module is fixed through the screw, this kind of mode convenient and fast, but in the actual operation process, because the screw is less, the screwdriver is when twisting the easy uneven wire screw skew of atress when moving, thereby make the screw take place the dislocation phenomenon with the screw hole on the smoke alarm shell, thereby make the screw hole on the smoke alarm take place to destroy, not only can influence the fastness of smoke transducer module, also can lead to carrying out the secondary operation simultaneously, consequently, provide a fire smoke alarm who possesses casing and sensor quick connect function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the traditional smoke sensor module thread fastening's in-process takes place the screw thread dislocation easily and leads to unable secondary installation, provide a fire smoke alarm who possesses casing and sensor high-speed joint function.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire smoke alarm who possesses casing and sensor high-speed joint function, includes shell, smoke transducer module, the inboard bottom threaded connection of shell has the base, the top shaping of base has the installation storehouse, the inside in installation storehouse is provided with and is used for carrying out the locking mechanical system who installs to smoke transducer module, locking mechanical system includes:

the fixed cylinder is fixed at the bottom end of the inner wall of the mounting bin, and the inner wall of the fixed cylinder is sleeved with a bolt column;

fixed connection just extends to the locking piece of solid fixed cylinder top in the top of bolt post, shrink groove, a word groove have been seted up in the top of locking piece is crisscross, shrink groove and a word groove are the mutually perpendicular state.

As a further aspect of the present invention: the number of the fixed cylinders is four, four mounting holes are formed in a main board of the smoke sensor module, and the smoke sensor module is sleeved on the outer wall of the locking block through the mounting holes.

As the utility model discloses further scheme again: the inner wall of the fixed cylinder is provided with internal threads, and the outer wall of the bolt column is provided with external threads matched with the internal threads of the fixed cylinder.

As a further aspect of the present invention: the outer wall diameter of the top outer wall diameter of the locking block is met the outer wall diameter of the bottom end of the locking block and is larger than the outer wall diameter of the bolt column, and the inner hole height of the fixed cylinder is larger than the height of the bolt column.

As a further aspect of the present invention: the diameter of the inner wall of the mounting hole in the smoke sensor module mainboard is smaller than the diameter of the outer wall of the bottom end of the locking block.

As the utility model discloses further scheme again: a battery box is formed at the bottom end of the base, and one end of the battery box is rotatably connected with a turnover cover.

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

through setting up locking mechanism, when installing the smoke transducer module, with mounting hole alignment locking piece on the smoke transducer module insert can, later lead to the reverse locking piece of twisting of a word screwdriver and move, also can be under self elastic action automatic re-setting when the locking piece rebound, the outer wall of locking piece can closely laminate with the inner wall of mounting hole on the smoke transducer module, the installation of smoke transducer module has been accomplished promptly and has been fixed, this kind of mounting means is different from traditional bolt fastening mode, do not separate each other by bolt post and solid fixed cylinder, effectively avoid taking place the phenomenon of screw dislocation in the installation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of another view angle of the present invention;

fig. 3 is a schematic view of the internal structure of the base of the present invention;

fig. 4 is a sectional view of the fixing cylinder of the present invention.

In the figure: 1. a housing; 2. a base; 3. a battery case; 4. a cover is turned; 5. installing a bin; 6. a smoke sensor module; 7. a locking mechanism; 701. a fixed cylinder; 702. a bolt column; 703. a locking block; 704. a shrinking slot; 705. a straight slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, in the embodiment of the present invention, a fire smoke alarm with shell and sensor quick connect function, including shell 1, smoke transducer module 6, the inboard bottom threaded connection of shell 1 has base 2, and the top shaping of base 2 has installation storehouse 5, and the inside of installation storehouse 5 is provided with and is used for carrying out the locking mechanical system 7 installed to smoke transducer module 6, and locking mechanical system 7 includes:

the fixing barrel 701 is fixed at the bottom end of the inner wall of the mounting bin 5, a bolt column 702 is sleeved on the inner wall of the fixing barrel 701, an inner thread is formed in the inner wall of the fixing barrel 701, and an outer thread matched with the inner thread of the fixing barrel 701 is formed in the outer wall of the bolt column 702;

a locking block 703 fixedly connected to the top end of the bolt column 702 and extending to the upper part of the fixing cylinder 701, wherein the top end of the locking block 703 is provided with a shrinkage groove 704 and a linear groove 705 in a staggered manner, and the shrinkage groove 704 and the linear groove 705 are vertical to each other;

the quantity of the fixed cylinder 701 is provided with four, has seted up four mounting holes on smoke sensor module 6's the mainboard, and smoke sensor module 6 cup joints in the outer wall of locking piece 703 through the mounting hole, and the mounting hole inner wall diameter on the smoke sensor module 6 mainboard is less than the bottom outer wall diameter of locking piece 703.

In this embodiment: when the smoke sensor module 6 needs to be disassembled, the end of a straight screwdriver is inserted into the straight groove 705, then the straight screwdriver is rotated to drive the locking block 703 to rotate, the locking block 703 rotates to drive the bolt column 702 to rotate, so that the bolt column 702 moves downwards along the inner wall of the fixing cylinder 701 under the action of threads, in the process, the outer wall of the locking block 703 is extruded by the inner wall of the fixing cylinder 701, the locking block 703 contracts inwards, finally, the outer walls of the upper end and the lower end of the locking block 703 are smaller than the diameter of the inner wall of the mounting hole in the main board of the smoke sensor module 6, namely, the locking block 703 releases the locking of the smoke sensor module 6, then, other locking blocks 703 are synchronously operated, namely, the unlocking of the smoke sensor module 6 is completed, at this moment, the smoke sensor module 6 can be easily disassembled, when the smoke sensor module 6 is required to be installed, only the installation hole on the smoke sensor module 6 needs to be aligned with the locking block 703 to be inserted, then the locking block 703 is reversely screwed through a straight screwdriver, when the locking block 703 moves upwards, the locking block 703 can automatically reset under the elastic action of the locking block, the outer wall of the locking block 703 can be tightly attached to the inner wall of the installation hole in the smoke sensor module 6, the smoke sensor module 6 is installed and fixed at the moment, the installation mode is different from the traditional bolt fixing mode, the bolt column 702 and the fixing cylinder 701 are not separated from each other, and the phenomenon of thread dislocation in the installation process is effectively avoided.

Referring to fig. 2 to 4, the diameter of the outer wall of the top end of the locking block 703 is larger than the diameter of the outer wall of the bottom end of the locking block 703, and the height of the inner hole of the fixed cylinder 701 is larger than the height of the bolt column 702.

In this embodiment: can make bolt post 702 can move down along the inner wall of fixed cylinder 701 through this structure, the outer wall of locking piece 703 can receive the extrusion this moment, because shrink groove 704 has been seted up to locking piece 703 inboard to make locking piece 703 can receive the atress to shrink its outer wall diameter and become littleer, thereby be convenient for smoke transducer module 6's dismantlement.

Please refer to fig. 1-2, a battery box 3 is formed at the bottom end of the base 2, and a flip cover 4 is rotatably connected to one end of the battery box 3.

In this embodiment: can shelter from the battery through flip 4 through the mountable battery of battery case 3, it is required to explain that the inside contact piece of battery case 3 passes through wire and smoke sensor module 6 electric connection to make the battery can provide the electric energy for smoke sensor module 6's operation.

The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.

Claims

1. The utility model provides a fire smoke alarm who possesses casing and sensor high-speed joint function, includes shell (1), base (2), smoke transducer module (6), the top shaping of base (2) has installation storehouse (5), its characterized in that, the inside of installation storehouse (5) is provided with locking mechanical system (7) that are used for installing smoke transducer module (6), locking mechanical system (7) include:

the fixing barrel (701) is fixed to the bottom end of the inner wall of the installation bin (5), and a bolt column (702) is sleeved on the inner wall of the fixing barrel (701);

the locking block (703) is fixedly connected to the top end of the bolt column (702) and extends to the upper portion of the fixing barrel (701), shrinkage grooves (704) and linear grooves (705) are formed in the top end of the locking block (703) in a staggered mode, and the shrinkage grooves (704) and the linear grooves (705) are perpendicular to each other.

2. The fire smoke alarm with the shell and sensor quick connection function according to claim 1, wherein the number of the fixing cylinders (701) is four, four mounting holes are formed in a main plate of the smoke sensor module (6), and the smoke sensor module (6) is sleeved on the outer wall of the locking block (703) through the mounting holes.

3. The fire smoke alarm with the shell and sensor quick connection function as claimed in claim 1, wherein the inner wall of the fixed cylinder (701) is provided with an internal thread, and the outer wall of the bolt column (702) is provided with an external thread matched with the internal thread of the fixed cylinder (701).

4. The fire smoke alarm with the shell and sensor quick connection function as claimed in claim 1, wherein the diameter of the outer wall of the top end of the locking block (703) meets the diameter of the outer wall of the bottom end of the locking block (703) and is larger than the diameter of the outer wall of the bolt column (702), and the height of the inner hole of the fixed cylinder (701) is larger than the height of the bolt column (702).

5. The fire smoke alarm with the shell and sensor quick connection function according to claim 2, wherein the diameter of the inner wall of the mounting hole in the main board of the smoke sensor module (6) is smaller than the diameter of the outer wall of the bottom end of the locking block (703).

6. The fire smoke alarm with the shell and sensor quick connection function according to claim 1, wherein a battery box (3) is formed at the bottom end of the base (2), and a flip cover (4) is rotatably connected to one end of the battery box (3).