CN213982710U

CN213982710U - MINI type low-power consumption NB smoke alarm

Info

Publication number: CN213982710U
Application number: CN202023182765.1U
Authority: CN
Inventors: 张棋
Original assignee: Shenzhen Yanjen Technology Co ltd
Current assignee: Shenzhen Yanjen Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-17
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a MINI type low-power consumption NB smoke alarm relates to smoke alarm technical field, including the smoke alarm body, the top of smoke alarm body is provided with the roof, and the terminal surface of roof has seted up the spout, the inner wall of spout is provided with the slider, and one side of slider is located the internally mounted of spout and has an expanding spring, the top of slider is fixed with the fixed block, and the inside of fixed block has seted up the fixed orifices, the top of smoke alarm body is provided with the fixed hook fixed mutually with the roof, and the dust screen is installed to the terminal surface of smoke alarm body. The utility model discloses a set up spout, slider, expanding spring, fixed block, fixed orifices and fixed hook, effectively solved smoke alarm and had the problem of inconvenient installation dismantlement, through setting up dust screen, inserted block, pinch-off blades, shifting chute, reset spring, jack and round platform, effectively solved the problem that lacks dustproof construction.

Description

MINI type low-power consumption NB smoke alarm

Technical Field

The utility model relates to a smoke alarm technical field specifically is a MINI type low-power consumption NB smoke alarm.

Background

The smoke alarm realizes fire prevention by monitoring the concentration of smoke, and the ion type smoke sensor is adopted in the smoke alarm, is a sensor with advanced technology and stable and reliable work, is widely applied to various fire alarm systems, and has far better performance than gas-sensitive resistors.

The existing MINI type low-power consumption NB smoke alarm needs to be fixed with a ceiling by a large number of bolts in the installation process, so that the disassembly and the installation are inconvenient during the subsequent overhaul and maintenance, and the time and the labor are wasted; secondly, current MINI type low-power consumption NB smoke alarm lacks dust keeper, leads to MINI type low-power consumption NB smoke alarm's detection head to be blockked up by the dust easily, leads to the accuracy of monitoring to reduce, influences the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the existing MINI type low-power consumption NB smoke alarm is inconvenient to install and detach and lacks a dustproof structure, the MINI type low-power consumption NB smoke alarm is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a MINI type low-power consumption NB smoke alarm comprises a smoke alarm body, wherein a top plate is arranged at the top end of the smoke alarm body, a sliding groove is formed in the end face of the top plate, a sliding block is arranged on the inner wall of the sliding groove, a telescopic spring is arranged at one side of the sliding block inside the sliding groove, a fixed block is fixed at the top end of the sliding block, a fixed hole is formed in the fixed block, a fixed hook fixed with the ceiling plate is arranged above the smoke alarm body, a dustproof net is arranged on the end face of the smoke alarm body, an insertion block extending into the smoke alarm body is arranged at the bottom end of the dustproof net, a clamping block extending into the top plate is arranged at the top end of the smoke alarm body, clamping plates are arranged at two sides of the clamping block, a moving groove is arranged at one side of the clamping plates, and a reset spring fixed with the clamping plates is arranged inside the moving groove, and the joint of the clamping plate is provided with an insertion hole, and one end of the insertion hole is provided with a circular truncated cone.

Preferably, the outer wall of the sliding block is matched with the inner wall of the sliding groove, and the inner wall of the fixing hole is matched with the outer wall of the fixing hook.

Preferably, the smoke alarm body is provided with the slot with the inserted block junction, and the dust screen passes through inserted block and slot fixed connection.

Preferably, the outer wall of the clamping block is provided with a groove, and a rubber block is arranged at the contact position of the clamping plate and the clamping block.

Preferably, the return spring is fixedly connected with the moving groove through a bolt, and the return spring is fixedly connected with the clamping plate through a bolt.

Preferably, the moving groove is positioned in the top plate, and the inner wall of the moving groove is matched with the outer wall of the clamping plate.

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

1. the utility model discloses a set up the spout, the slider, expanding spring, the fixed block, fixed orifices and fixed hook, first, stir the fixed block and move to the inboard, at this moment the slider extrudees expanding spring and moves to the inboard, therefore the slider drives the fixed block and moves to the inboard until the interval of two sets of fixed blocks is less than the interval of fixed hook, then place the smoke alarm body between two sets of fixed hooks, and make the fixed orifices be on a parallel with the fixed hook, subsequently loosen the fixed block, the elasticity of expanding spring makes the slider move to the outboard, therefore the slider drives the fixed block and moves to the outboard, fixed orifices and fixed hook realization interpolation of fixed block inside at this moment, under the elastic extrusion of the restoration of expanding spring, make fixed block and fixed hook firm and fixed, when dismantling, only need to stir the fixed block to the inboard, make the fixed block move to the interval and be less than the fixed hook can, and is convenient and fast, the problem that the smoke alarm is inconvenient to install and disassemble is effectively solved;

2. the utility model discloses a through setting up dust screen, the inserted block, the clamp plate, the shifting chute, reset spring, jack and round platform, can effectively avoid the dust to enter into smoke alarm through the dust screen, smoke alarm's monitoring accuracy has been guaranteed, when needing to dismantle the dust screen and wash, through inserting the round platform into the jack of clamp plate junction, make the clamp plate move to both sides under the effect of round platform, the rubber piece that is located the clamp plate terminal surface at this moment breaks away from the recess of block, remove the spacing to the block, it can to take out the dust screen afterwards, during the installation, insert the round platform, make the clamp plate extrude reset spring and move to this side, insert the block at the top of dust screen into the roof inside afterwards, extract the round platform, the elasticity that resets at this moment makes the clamp plate move to one side that is close to the block, thereby make the rubber piece of clamp plate terminal surface insert in the recess of block, the realization is spacing to the block to the completion is fixed the installation of dust screen, has effectively solved the problem that lacks dustproof construction.

Drawings

FIG. 1 is a block diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a view of the installation structure of the dust screen of the present invention.

In the figure: 1. a smoke alarm body; 2. a top plate; 3. a chute; 4. a slider; 5. a tension spring; 6. a fixed block; 7. a fixing hole; 8. a fixed hook; 9. a dust screen; 10. inserting a block; 11. a clamping block; 12. a clamping plate; 13. a moving groove; 14. a return spring; 15. a jack; 16. a round table.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-3, a MINI type low power consumption NB smoke alarm includes a smoke alarm body 1, a top plate 2 is disposed on the top end of the smoke alarm body 1, a chute 3 is disposed on the end surface of the top plate 2, a slider 4 is disposed on the inner wall of the chute 3, a telescopic spring 5 is disposed inside the chute 3 on one side of the slider 4, a fixed block 6 is fixed on the top end of the slider 4, a fixed hole 7 is disposed inside the fixed block 6, a fixed hook 8 fixed with the ceiling is disposed above the smoke alarm body 1, a dust screen 9 is disposed on the end surface of the smoke alarm body 1, an insertion block 10 extending into the smoke alarm body 1 is disposed at the bottom end of the dust screen 9, a clamping block 11 extending into the top plate 2 is disposed on the top end of the smoke alarm body 1, clamping plates 12 are disposed on two sides of the clamping block 11, and a moving groove 13 is disposed on one side of the clamping plate 12, a return spring 14 fixed with the clamping plate 12 is installed inside the moving groove 13, an insertion hole 15 is formed at the joint of the clamping plate 12, and a circular truncated cone 16 is arranged at one end of the insertion hole 15.

Please refer to fig. 1, the outer wall of the sliding block 4 is engaged with the inner wall of the sliding slot 3, and the inner wall of the fixing hole 7 is engaged with the outer wall of the fixing hook 8, so that the sliding block 4 can move on the inner wall of the sliding slot 3, and the fixing hook 8 and the fixing hole 7 can be clamped and fixed.

Please refer to fig. 2, a slot is disposed at a connection position of the smoke alarm body 1 and the insertion block 10, and the dust screen 9 is fixedly connected with the slot through the insertion block 10, so as to facilitate installation and fixation of the dust screen 9.

Please refer to fig. 3, the outer wall of the engaging block 11 is provided with a groove, and a rubber block is disposed at a contact position between the clamping plate 12 and the engaging block 11, so that the clamping plate 12 can limit and fix the engaging block 11.

Referring to fig. 3 again, the return spring 14 is fixedly connected to the moving slot 13 by a bolt, and the return spring 14 is fixedly connected to the clamping plate 12 by a bolt, so as to facilitate the installation and fixation of the return spring 14.

Referring to fig. 3, the moving slot 13 is located inside the top plate 2, and the inner wall of the moving slot 13 is engaged with the outer wall of the clamping plate 12 to facilitate the movement of the clamping plate 12 on the inner wall of the moving slot 13.

The working principle is as follows: firstly, the fixed block 6 is shifted to move towards the inner side, at the moment, the slide block 4 extrudes the telescopic spring 5 and moves towards the inner side, so the slide block 4 drives the fixed block 6 to move towards the inner side until the distance between the two groups of fixed blocks 6 is smaller than the distance between the two groups of fixed hooks 8, then the smoke alarm body 1 is placed between the two groups of fixed hooks 8, the fixed hole 7 is parallel to the fixed hooks 8, then the fixed block 6 is loosened, the slide block 4 is moved towards the outer side by the elastic force of the telescopic spring 5, so the slide block 4 drives the fixed block 6 to move towards the outer side, at the moment, the fixed hole 7 inside the fixed block 6 and the fixed hooks 8 are fixedly inserted, under the reset elastic force extrusion of the telescopic spring 5, the fixed block 6 and the fixed hooks 8 are stably fixed, when the smoke alarm is disassembled, only the fixed block 6 needs to be shifted towards the inner side, the fixed block 6 is moved until the distance is smaller than the distance between the fixed hooks 8, the smoke alarm is convenient and rapid, at the moment, the smoke alarm body 1 carries out detection and alarm operation through the concentration of smoke, when the dust screen 9 needs to be disassembled for cleaning, the circular truncated cone 16 is inserted into the jack 15 at the joint of the clamping plate 12, so that the clamping plate 12 moves towards two sides under the action of the circular truncated cone 16, the rubber block positioned on the end surface of the clamping plate 12 is separated from the groove of the clamping block 11 at the moment, the limit on the clamping block 11 is removed, then the dust screen 9 is taken out, during installation, the circular truncated cone 16 is inserted, so that the clamping plate 12 extrudes the reset spring 14 and moves towards the side, then the clamping block 11 at the top end of the dust screen 9 is inserted into the top plate 2, the circular truncated cone 16 is pulled out, at the moment, the reset elastic force of the reset spring 14 enables the clamping plate 12 to move towards one side close to the clamping block 11, and therefore the rubber block on the end surface of the clamping plate 12 is inserted into the groove of the clamping block 11, the limiting of the clamping block 11 is realized, so that the installation and the fixation of the dustproof net 9 are completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a MINI type low-power consumption NB smoke alarm, includes smoke alarm body (1), its characterized in that: the smoke alarm is characterized in that a top plate (2) is arranged at the top end of a smoke alarm body (1), a sliding groove (3) is formed in the end face of the top plate (2), a sliding block (4) is arranged on the inner wall of the sliding groove (3), a telescopic spring (5) is arranged on one side of the sliding block (4) and located inside the sliding groove (3), a fixed block (6) is fixed to the top end of the sliding block (4), a fixed hole (7) is formed in the fixed block (6), a fixed hook (8) fixed to a ceiling is arranged above the smoke alarm body (1), a dust screen (9) is arranged on the end face of the smoke alarm body (1), an insert block (10) extending into the smoke alarm body (1) is arranged at the bottom end of the dust screen (9), and a clamping block (11) extending into the top plate (2) is arranged at the top end of the smoke alarm body (1), the clamping block is characterized in that clamping plates (12) are arranged on two sides of the clamping block (11), a moving groove (13) is formed in one side of each clamping plate (12), a reset spring (14) fixed with each clamping plate (12) is installed inside each moving groove (13), a jack (15) is formed in the joint of each clamping plate (12), and a circular truncated cone (16) is arranged at one end of each jack (15).

2. A MINI type low power NB smoke alarm as claimed in claim 1 wherein: the outer wall of the sliding block (4) is matched with the inner wall of the sliding groove (3), and the inner wall of the fixing hole (7) is matched with the outer wall of the fixing hook (8).

3. A MINI type low power NB smoke alarm as claimed in claim 1 wherein: the smoke alarm is characterized in that a slot is formed in the joint of the smoke alarm body (1) and the insertion block (10), and the dust screen (9) is fixedly connected with the slot through the insertion block (10).

4. A MINI type low power NB smoke alarm as claimed in claim 1 wherein: the outer wall of the clamping block (11) is provided with a groove, and a rubber block is arranged at the contact position of the clamping plate (12) and the clamping block (11).

5. A MINI type low power NB smoke alarm as claimed in claim 1 wherein: the return spring (14) is fixedly connected with the moving groove (13) through a bolt, and the return spring (14) is fixedly connected with the clamping plate (12) through a bolt.

6. A MINI type low power NB smoke alarm as claimed in claim 1 wherein: the moving groove (13) is positioned in the top plate (2), and the inner wall of the moving groove (13) is matched with the outer wall of the clamping plate (12).