CN214475404U

CN214475404U - Fire detector capable of preventing self-burning

Info

Publication number: CN214475404U
Application number: CN202120227074.4U
Authority: CN
Inventors: 胡蓉
Original assignee: Jiangxi Zhongkeguan Internet Of Things Technology Co ltd
Current assignee: Jiangxi Zhongkeguan Internet Of Things Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-10-22
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a can prevent fire hazard detector of self burning, including pre-buried box, rotation axis, mounting bracket and temperature-sensing ware, be fixed with the layer board on the pre-buried box, and the layer board side is fixed with the side shield to be fixed with first spring on the layer board, be fixed with the gag lever post on the first spring simultaneously, the mounting bracket is fixed at the rotation axis end, and is fixed with clean brush on the mounting bracket, the temperature-sensing ware is fixed on the detector shell, and is fixed with the battery on the detector shell to the detector shell internal fixation has smoke sensor. This can prevent fire detector of self burning adopts elasticity automatic positioning lock joint structure to replace traditional fix with screw, makes fire detector be convenient for install and dismantle, makes things convenient for the later stage to maintain and maintain it, and the clean effect to the dust screen can be realized to the simple manual clean mechanism of cooperation, avoids the dust to bond the response effect that influences the inductor, guarantees the normal use of device.

Description

Fire detector capable of preventing self-burning

Technical Field

The utility model relates to a fire detector technical field specifically is a can prevent fire detector of self burning.

Background

The fire detector is induction equipment, and temperature and smog through to the surrounding environment are responded to judge whether the conflagration takes place, and when sensing the condition of a fire, the inductor automatic start sends alarm signal for inform relevant personnel, use comparatively extensively in life at present stage.

Because fire detector mainly detects the conflagration and takes place the situation, so its shell adopts fire retardant material generally, in order to avoid high temperature to cause damage or self burning to it, current fire detector is when assembling, mainly fixes through the screw, lead to the installation effectiveness slow and inconvenient later stage to dismantle maintenance and maintenance, and fire detector when long-time non-start, can adsorb the dust and bond, thereby influence the response effect of inductor, and current inductor is to the inconvenient clearance of dust.

Therefore, in order to solve the above problems, it is necessary to design a self-combustion-preventing fire detector to meet the actual use requirements

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent fire detector of self burning to propose that installation effectiveness is slow, inconvenient later stage dismantles the maintenance and the inconvenient problem of clearing up the dust in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fire detector capable of preventing self-combustion comprises a pre-buried box, a rotating shaft, a mounting frame and a temperature sensor, wherein a supporting plate is fixed on the pre-buried box, a side baffle is fixed on the side edge of the supporting plate, a first spring is fixed on the supporting plate, a limiting rod is fixed on the first spring, a clamping plate is arranged on the side edge of the limiting rod and is fixed on a detector shell, an air vent is arranged on the detector shell, a buzzer is fixed on the detector shell, a rotating shaft bearing is connected on the detector shell, a gear is fixed on the rotating shaft and is mutually connected with a convex tooth, the convex tooth is fixed on the pull rod, a limiting ring is fixed on the pull rod and is fixed on a second spring, the second spring is fixed on the detector shell, the mounting frame is fixed at the tail end of the rotating shaft, and a cleaning brush is fixed on the mounting frame, the cleaning brush is connected with the dust screen, the dust screen is fixed on the detector shell, the temperature sensor is fixed on the detector shell, a battery is fixed on the detector shell, and a smoke sensor is fixed in the detector shell.

Preferably, the side baffles and the supporting plate are vertically distributed, the height of each side baffle is larger than the thickness of the clamping plate, and the length from each side baffle to the limiting rod is larger than the outer diameter arc length of the clamping plate.

Preferably, the limiting rod and the supporting plate form an elastic mechanism through a first spring, and the upper end of the limiting rod is of an arc-shaped structure.

Preferably, the gear and the convex teeth are in meshed connection, and the number of the convex teeth is greater than that of the gear.

Preferably, the pull rod and the detector shell form an elastic mechanism through a second spring, and the pull rod is in sliding connection with the detector shell.

Preferably, the cleaning brushes and the dust screen are matched with each other to form a sliding mechanism, and the cleaning brushes are symmetrically distributed around the center line of the shell of the detector.

Compared with the prior art, the beneficial effects of the utility model are that: this can prevent fire detector of self burning adopts elasticity automatic positioning lock joint structure to replace traditional fix with screw, makes fire detector be convenient for install and dismantle, makes things convenient for the later stage to maintain and maintain it, and the clean effect to the dust screen can be realized to the simple manual clean mechanism of cooperation, avoids the dust to bond the response effect that influences the inductor, guarantees the normal use of device.

1. When installing the detector shell, through the effect of cardboard, gag lever post, first spring, side shield and layer board, can realize the lock joint effect between detector shell and the pre-buried box, easy to assemble and dismantlement.

2. When cleaning the dust screen, through the effect of rotation axis, gear, dogtooth, pull rod, spacing ring, second spring and mounting bracket, can drive clean brush and rotate, and then realize the clean effect to the dust screen.

Drawings

Fig. 1 is a schematic view of a front view structure of a pre-buried box of the present invention;

fig. 2 is a schematic view of the front section structure of the embedded box of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the top-down section structure of the pre-buried box of the present invention;

FIG. 5 is a schematic view of the front cross-sectional structure of the detector housing of the present invention;

fig. 6 is a schematic view of the gear of the present invention.

In the figure: 1. embedding a box; 2. a support plate; 3. a side dam; 4. a first spring; 5. a limiting rod; 6. clamping a plate; 7. a detector housing; 8. a vent hole; 9. a buzzer; 10. a rotating shaft; 11. a gear; 12. a convex tooth; 13. a pull rod; 14. a limiting ring; 15. a second spring; 16. a mounting frame; 17. cleaning the brush; 18. a dust screen; 19. a temperature sensor; 20. a battery; 21. a smoke sensor.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a fire detector capable of preventing self-combustion comprises a pre-buried box 1, a supporting plate 2, a side baffle 3, a first spring 4, a limiting rod 5, a clamping plate 6, a detector shell 7, an air vent 8, a buzzer 9, a rotating shaft 10, a gear 11, a convex tooth 12, a pull rod 13, a limiting ring 14, a second spring 15, a mounting rack 16, a cleaning brush 17, a dust screen 18, a temperature sensor 19, a battery 20 and a smoke sensor 21, wherein the supporting plate 2 is fixed on the pre-buried box 1, the side baffle 3 is fixed on the side edge of the supporting plate 2, the first spring 4 is fixed on the supporting plate 2, the limiting rod 5 is fixed on the first spring 4, the clamping plate 6 is arranged on the side edge of the limiting rod 5, the clamping plate 6 is fixed on the detector shell 7, the air vent 8 is arranged on the detector shell 7, the buzzer 9 is fixed on the detector shell 7, and the rotating shaft 10 is in bearing connection with the detector shell 7, and be fixed with gear 11 on the rotation axis 10, and gear 11 and dogtooth 12 interconnect, and dogtooth 12 fixes on pull rod 13 simultaneously, is fixed with spacing ring 14 on pull rod 13, and pull rod 13 fixes on second spring 15, and second spring 15 fixes on detector shell 7, and mounting bracket 16 fixes at the rotation axis 10 end, and is fixed with cleaning brush 17 on the mounting bracket 16, and cleaning brush 17 and dust screen 18 interconnect, and dust screen 18 fixes on detector shell 7 simultaneously, and temperature-sensing ware 19 fixes on detector shell 7, and is fixed with battery 20 on detector shell 7, and is fixed with smoke sensor 21 in detector shell 7.

Be vertical distribution between side shield 3 and the layer board 2, and the height of side shield 3 is greater than the thickness of

cardboard

6, and 3 length to gag lever post 5 of side shield is greater than the external diameter arc length of cardboard 6, when installing detector shell 7, carry out the block through cardboard 6 and layer board 2 and realize being connected the fixed action, through the injecing to length, guarantee that cardboard 6 can be blockked by side shield 3 and gag lever post 5, thereby accomplish the lock joint effect.

Gag lever post 5 constitutes elastic mechanism through first spring 4 and

layer board

2, and 5 upper ends of gag lever post are the arc structure, when cardboard 6 carries out the block with layer board 2, can make gag lever post 5 contract through the elastic action of first spring 4 to realize automatic spacing block.

Be connected for the meshing between gear 11 and the dogtooth 12, and the number of teeth of dogtooth 12 is greater than the number of teeth of gear 11, when pulling pull rod 13 drove dogtooth 12 and moves, guarantees through injecing the number of teeth that gear 11 can realize 360 rotations, and then guarantees the comprehensive cleaning action of clean brush 17 to dust screen 18.

The pull rod 13 and the detector shell 7 form an elastic mechanism through the second spring 15, the pull rod 13 and the detector shell 7 are in sliding connection, power is provided for the gear 11 and the convex teeth 12 in a meshing transmission mode through the pull rod 13, the forward and reverse rotation of the pull rod 13 is achieved through the elastic action of the second spring 15, and a power foundation is provided for the cleaning mechanism.

The cleaning brushes 17 and the dust screen 18 are matched with each other to form a sliding mechanism, the cleaning brushes 17 are symmetrically distributed about the central line of the detector shell 7, the cleaning brushes 17 are driven to rotate through the meshing transmission of the gear 11 and the convex teeth 12, and the cleaning brushes 17 are matched with the symmetrical arrangement of the cleaning brushes 17, so that the cleaning effect on the dust screen 18 is ensured.

The working principle is as follows: as shown in fig. 1-6, when using the self-burning-proof fire detector, firstly, the pre-buried box 1 is installed and fixed, then the detector housing 7 is installed, the clamping plate 6 on the detector housing 7 is matched with the opening on the pre-buried box 1 and rotates, when the clamping plate 6 contacts with the limiting rod 5, the limiting rod 5 is pressed to make the first spring 4 contract, at this time, the clamping plate 6 slides on the supporting plate 2, when the clamping plate 6 contacts with the side baffle 3, the clamping plate 6 is just separated from the limiting rod 5, at this time, the limiting rod 5 is restored to the original position under the action of the first spring 4, the clamping and fixing action of the clamping plate 6 is realized, and further the installation action of the detector housing 7 is realized, when in use, the battery 20 provides electric energy for the smoke sensor 21, the temperature sensor 19 and the buzzer 9, so that the smoke sensor 21, the temperature sensor 19 and the buzzer 9 stably work, when the smoke sensor 21 and the temperature sensor 19 sense that a fire disaster happens, the buzzer 9 is started to give an alarm to remind a worker of paying attention;

after long-time installation, the fire detector needs to be overhauled and maintained to ensure the normal work of the fire detector, when maintenance is carried out, the fire detector is disassembled according to the installation principle, then the battery 20 is replaced, when dust cleaning is required to be carried out on the dust screen 18, the pull rod 13 is pulled to drive the convex teeth 12 to move and stretch the second spring 15, the rotating shaft 10 is driven to rotate through the meshing action of the convex teeth 12 and the gear 11, the mounting frame 16 and the cleaning brush 17 are further driven to rotate, the dust screen 18 is comprehensively cleaned through the cleaning brush 17, the mounting frame 16 and the cleaning brush 17 can rotate forwards and backwards through the elastic action of the second spring 15 and the pulling and releasing of the pull rod 13, the cleaning effect on the dust screen 18 is ensured, the limiting ring 14 in the figure is used for limiting the moving position of the pull rod 13, and the damage of the device caused by overlarge pulling of manpower is avoided, this is the working principle of the self-combustion-proof fire detector.

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

Claims

1. The utility model provides a can prevent fire detector of self burning, includes pre-buried box (1), rotation axis (10), mounting bracket (16) and temperature-sensing ware (19), its characterized in that: the embedded box (1) is fixed with a supporting plate (2), the side edge of the supporting plate (2) is fixed with a side baffle (3), the supporting plate (2) is fixed with a first spring (4), the first spring (4) is fixed with a limiting rod (5), the side edge of the limiting rod (5) is provided with a clamping plate (6), the clamping plate (6) is fixed on a detector shell (7), the detector shell (7) is provided with a vent hole (8), the detector shell (7) is fixed with a buzzer (9), a rotating shaft (10) is in bearing connection with the detector shell (7), the rotating shaft (10) is fixed with a gear (11), the gear (11) is mutually connected with a convex tooth (12), the convex tooth (12) is fixed on a pull rod (13), the pull rod (13) is fixed with a limiting ring (14), and the pull rod (13) is fixed on a second spring (15), and second spring (15) are fixed on detector shell (7), mounting bracket (16) are fixed at rotation axis (10) end, and are fixed with cleaning brush (17) on mounting bracket (16) to cleaning brush (17) and dust screen (18) interconnect, and dust screen (18) are fixed on detector shell (7) simultaneously, temperature-sensing ware (19) are fixed on detector shell (7), and are fixed with battery (20) on detector shell (7), and are fixed with smoke sensor (21) in detector shell (7).

2. A self-igniting fire detector as claimed in claim 1, wherein: the side baffle (3) and the supporting plate (2) are vertically distributed, the height of the side baffle (3) is larger than the thickness of the clamping plate (6), and the length from the side baffle (3) to the limiting rod (5) is larger than the outer diameter arc length of the clamping plate (6).

3. A self-igniting fire detector as claimed in claim 1, wherein: the limiting rod (5) and the supporting plate (2) form an elastic mechanism through the first spring (4), and the upper end of the limiting rod (5) is of an arc-shaped structure.

4. A self-igniting fire detector as claimed in claim 1, wherein: the gear (11) is in meshed connection with the convex teeth (12), and the number of teeth of the convex teeth (12) is larger than that of the gear (11).

5. A self-igniting fire detector as claimed in claim 1, wherein: the pull rod (13) and the detector shell (7) form an elastic mechanism through a second spring (15), and the pull rod (13) is in sliding connection with the detector shell (7).

6. A self-igniting fire detector as claimed in claim 1, wherein: the cleaning brushes (17) and the dust screen (18) are matched with each other to form a sliding mechanism, and the cleaning brushes (17) are symmetrically distributed around the central line of the detector shell (7).