阅读说明：本技术 一种防止烟雾在报警器中上下乱飘的挡烟罩结构 (Smoke blocking hood structure for preventing smoke from floating in alarm in up-down mode ) 是由 金均华 于 2021-09-01 设计创作，主要内容包括：本发明涉及报警器技术领域,具体为一种防止烟雾在报警器中上下乱飘的挡烟罩结构,包括有外部罩体,外部罩体的四角处固定设置有固定轴,外部罩体的上表面固定设置有凸型罩,外部罩体的长度与宽度分别为凸型罩的长度与宽度的两倍；有益效果：将整个外部罩体固定在天花板的中心处,通过固定轴的作用,将整个外部罩体与天花板之间存在有一定距离,通过此距离可将烟雾报警器内部的烟雾进行排出,因烟雾排出后因密度的原因,因此大部分烟雾会聚集在天花板的表面,这时通过烟雾报警器的作用,出发排风扇与抽风扇,抽风扇将外部的烟雾抽入进烟雾报警器后,转动柱进行转动,通过集中弧板的作用,将外部罩体内部的烟雾全部集中到集烟板的内部。(The invention relates to the technical field of alarms, in particular to a smoke blocking hood structure for preventing smoke from floating up and down in an alarm, which comprises an external hood body, wherein fixed shafts are fixedly arranged at four corners of the external hood body, a convex hood is fixedly arranged on the upper surface of the external hood body, and the length and the width of the external hood body are respectively twice of those of the convex hood; has the advantages that: fix the center department at the ceiling with whole external cover body, effect through the fixed axle, there is the certain distance with between whole external cover body and the ceiling, can discharge the inside smog of smoke alarm through this distance, because of the reason of density behind the smog discharge, therefore most smog can gather on the surface of ceiling, at this moment, effect through smoke alarm, exhaust fan and suction fan set out, behind the suction fan advances smoke alarm with the smog suction of outside, the rotation post rotates, effect through concentrating the arc board, the inside of collecting the cigarette board is all concentrated to the smog of external cover body inside.)

1. The utility model provides a prevent that smog from upper and lower indiscriminate cigarette cover structure that wafts in alarm, including the external cover body (1), its characterized in that: the upper surface of the external cover body (1) is fixedly provided with a convex cover (3), four corners of the external cover body (1) are fixedly provided with a fixed shaft (2), the length and the width of the external cover body (1) are respectively twice as long as the length and the width of the convex cover (3), an exhaust fan (6) is movably arranged inside the upper surface of the convex cover (3), the lower surface of the exhaust fan (6) is provided with a plurality of swing plates (10), an electric column (11) is arranged between the opposite swing plates (10), the two swing plates (10) are connected through the electric column (11), the lower surface of the swing plate (10) is fixedly provided with a smoke alarm (15), the lower surface of the smoke alarm (15) is fixedly provided with a plurality of smoke collecting plates (16), and the intervals between the smoke collecting plates (16) are the same, the inside of collection cigarette board (16) is provided with rotates post (23), the side surface of rotating post (23) is evenly fixed and is provided with concentrated arc board (24), the below of rotating post (23) is provided with extraction fan (21).

2. The smoke blocking hood structure for preventing smoke from drifting up and down in an alarm device according to claim 1, wherein: the upper surface of protruding type cover (3) is fixed and is provided with mounting panel (4), the four corners department of mounting panel (4) is provided with integrated into one piece's fixed orifices (5), the fixed first electric wire netting (8) that is provided with of center department of mounting panel (4), one side of first electric wire netting (8) is provided with connecting wire (7).

3. The smoke blocking hood structure for preventing smoke from drifting up and down in an alarm device according to claim 1, wherein: an electromagnetic plate (9) is fixedly arranged at one end, far away from the electric column (11), of the swinging plate (10), and the magnetism of the adjacent electromagnetic plates (9) is opposite.

4. The smoke blocking hood structure for preventing smoke from drifting up and down in an alarm device according to claim 1, wherein: the protection plate (13) is fixedly arranged on the surfaces of the two sides of the smoke alarm (15), the protection plate (13) is bent, an integrally formed clamping plate (14) is arranged on the surface of one side, away from the smoke alarm (15), of the protection plate (13), and the protection plate (13) is connected with the outer cover body (1) through the clamping plate (14).

5. The smoke blocking hood structure for preventing smoke from drifting up and down in an alarm device according to claim 1, wherein: a protective plate (18) is arranged below the smoke collecting plate (16), and a plurality of irregular through holes (19) are formed in the surface of the protective plate (18).

6. The smoke blocking hood structure for preventing smoke from drifting up and down in an alarm device according to claim 5, wherein: and fixing screws (17) are fixedly arranged at the four corners of the protection plate (18).

7. The smoke blocking hood structure for preventing smoke from drifting up and down in an alarm device according to claim 5, wherein: the suction fan (21) is movably arranged at the center of the protection plate (18).

8. The smoke blocking cover structure for preventing smoke from drifting up and down in an alarm device according to claim 7, wherein: and a second power grid (20) is fixedly arranged on the outer surface of the protection plate (18).

9. The smoke blocking cover structure for preventing smoke from drifting up and down in an alarm device according to claim 8, wherein: the two ends of the rotating column (23) are fixedly provided with electric shafts (22), and the rotating column (23) is fixedly connected with the bottom surface of the smoke alarm (15) through the electric shafts (22).

10. The smoke barrier structure for preventing smoke from drifting up and down in an alarm device according to claim 9, wherein: swing board (10) are kept away from one side of exhaust fan (6) is provided with power (12), the bottom surface activity of electric column (11) is provided with the connecting plate, power (12) are fixed the lower surface of connecting plate, power (12) with electric column (11) first electric wire netting (8) smoke alarm (15) second electric wire netting (20) electrical property links to each other, smoke alarm (15) the output with first electric wire netting (8) second electric wire netting (20) exhaust fan (6) suction fan (21) the input signal of electric axle (22) links to each other.

Technical Field

The invention relates to the technical field of alarms, in particular to a smoke blocking hood structure for preventing smoke from floating up and down in an alarm.

Background

An alarm is an electronic product that reminds or warns people of taking some action in the form of sound, light, air pressure and the like in order to prevent or prevent the consequences caused by an event. The alarm comprises a mechanical alarm and an electronic alarm. With the progress of science and technology, mechanical alarms are increasingly replaced by advanced electronic alarms, are often applied to the fields of system faults, safety precaution, transportation, medical treatment and rescue, emergency relief, induction detection and the like, and are inseparable from social production. Such as: a door magnetic sensor and a gas sensing alarm.

When a general smoke alarm is used, detected smoke can be concentrated in the alarm, and the smoke alarm can be corroded after long-time concentration, so that the service life of the smoke alarm is greatly reduced.

Disclosure of Invention

The invention aims to provide a smoke blocking hood structure for preventing smoke from floating up and down in an alarm, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a smoke blocking hood structure for preventing smoke from flying up and down in an alarm comprises an external hood body, wherein a fixed shaft is fixedly arranged at the four corners of the external hood body, a convex hood is fixedly arranged on the upper surface of the external hood body, the length and the width of the external hood body are respectively twice as long as the length and the width of the convex hood, an exhaust fan is movably arranged inside the upper surface of the convex hood, a plurality of swinging plates are arranged on the lower surface of the exhaust fan, electric columns are oppositely arranged between the swinging plates and are connected with each other through the electric columns, a smoke alarm is fixedly arranged on the lower surface of each swinging plate, a plurality of smoke collecting plates are fixedly arranged on the lower surface of the smoke alarm, the intervals among the smoke collecting plates are the same, a rotating column is arranged inside the smoke collecting plates, and a concentrated arc plate is uniformly and fixedly arranged on the side surface of the rotating column, an exhaust fan is arranged below the rotating column.

Preferably, the fixed surface of convex cover is provided with the mounting panel, the four corners department of mounting panel is provided with integrated into one piece's fixed orifices, the fixed first electric wire netting that is provided with in center department of mounting panel, one side of first electric wire netting is provided with the connecting wire.

Through above-mentioned technical scheme, through the effect of fixed orifices, can carry out fixed connection with whole mounting panel and whole protruding type cover, guarantee can not drop, and through the effect of first electric wire netting, can prevent that outside winged insect from passing through the through-hole of first electric wire netting, entering into the inside of protruding type cover, cause irreversible damage to smoke transducer to increase the cost.

Preferably, an electromagnetic plate is fixedly arranged at one end of the swinging plate, which is far away from the electric column, and the magnetism of the adjacent electromagnetic plates is opposite.

Through above-mentioned technical scheme, after electric column starts, two adjacent electromagnetic plates can be gathered together, and at this moment two swing boards can laminate rapidly, prevent that the smog that is taken out by the extraction fan can fly away everywhere in the inside of whole external cover body and protruding type cover, produce the damage to smoke alarm, increase cost.

Preferably, the two side surfaces of the smoke alarm are fixedly provided with protection plates, the protection plates are bent, the surface of one side, away from the smoke alarm, of the protection plate is provided with an integrally formed clamping plate, and the protection plates are connected with the outer cover body through the clamping plate.

Through above-mentioned technical scheme, by the effect of block board, fixed smoke alarm and the external cover body, prevent that smoke alarm from the condition that makes a round trip to rock appearing at the during operation, also avoided the injury that vibrations caused whole power simultaneously, through the effect of protection shield, can protect smoke alarm's both sides surface, increase smoke alarm's life.

Preferably, a protection plate is arranged below the smoke collecting plate, and a plurality of irregular through holes are formed in the surface of the protection plate.

Preferably, the four corners of the protection plate are fixedly provided with fixing screws.

Preferably, the suction fan is movably disposed at the center of the shielding plate.

Preferably, the outer surface of the protection plate is fixedly provided with a second power grid.

Preferably, electric shafts are fixedly arranged at two ends of the rotating column, and the rotating column is fixedly connected with the bottom surface of the smoke alarm through the electric shafts.

Preferably, the swing board is kept away from one side of exhaust fan is provided with the power, the bottom surface activity of electric post is provided with the connecting plate, the power is fixed the lower surface of connecting plate, the power with electric post first electric wire netting smoke alarm second electric wire netting electrical property links to each other, smoke alarm's output with first electric wire netting the second electric wire netting the exhaust fan the suction fan the input signal of electric axle links to each other.

Through above-mentioned technical scheme, by the effect of connecting plate, the electric column of being convenient for is fixed with the power, simultaneously through the effect of power, conveniently supplies power for first electric wire netting and second electric wire netting, avoids carrying out the lug connection with external power like this, avoids when external environment has a power failure, and the unable normal work of whole smoke alarm for danger is multiplied.

Compared with the prior art, the invention has the beneficial effects that:

1. the smoke blocking hood structure for preventing smoke from flying up and down in the alarm is characterized in that the whole external hood body is fixed at the center of a ceiling, a certain distance exists between the whole external hood body and the ceiling under the action of a fixing shaft, the smoke in the smoke alarm can be discharged through the distance, most of smoke can be gathered on the surface of the ceiling due to density after the smoke is discharged, at the moment, an exhaust fan and a suction fan are started under the action of the smoke alarm, the suction fan sucks the external smoke into the smoke alarm, a rotating column rotates, the smoke in the external hood body is all gathered into a smoke collecting plate under the action of a concentrated arc plate, then an electric column is started to tightly close the swinging plate to prevent the smoke from flying up and down in the smoke alarm, and finally the smoke in the smoke alarm is discharged under the action of the exhaust fan, this increases the service life of the smoke alarm.

2. This prevent in disorder cigarette cover structure that keeps off who wafts about smog in alarm through the effect of fixed orifices, can carry out fixed connection with whole mounting panel and whole protruding type cover, guarantees can not drop, and through the effect of first electric wire netting, can prevent that outside winged insect from entering into the inside of protruding type cover through the through-hole of first electric wire netting, causes irreversible damage to smoke transducer to the increase cost.

3. This prevent in disorder about smog in alarm and keep off petticoat pipe structure that wafts, after the electric column starts, two adjacent electromagnetic plates can be gathered together, and at this moment two swing boards can laminate rapidly, prevent that the smog that is taken out by the extraction fan can be wafted everywhere in the inside of whole outside cover body and protruding type cover, produce the damage to smoke alarm, increase cost.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic diagram of a second grid site configuration of the present invention;

fig. 4 is a schematic view of a concentrated arc plate structure in the present invention.

In the figure: 1. an outer cover; 2. a fixed shaft; 3. a convex cover; 4. mounting a plate; 5. a fixing hole; 6. an exhaust fan; 7. a connecting wire; 8. a first power grid; 9. an electromagnetic plate; 10. a swing plate; 11. an electric column; 12. a power source; 13. a protection plate; 14. a clamping plate; 15. a smoke alarm; 16. a smoke collecting plate; 17. fixing screws; 18. a protection plate; 19. through holes; 20. a second power grid; 21. an exhaust fan; 22. an electric shaft; 23. rotating the column; 24. and a concentrated arc plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, a technical solution provided by the present invention is:

the utility model provides a prevent that smog from flying about in disorder in alarm keeps off petticoat pipe structure, includes the outside cover body 1, the fixed axle 2 that is provided with in four corners department of the outside cover body 1, the last fixed surface of the outside cover body 1 is provided with protruding type cover 3, the length and the width of the outside cover body 1 are the twice of the length and the width of protruding type cover 3 respectively, the inside activity of the upper surface of protruding type cover 3 is provided with exhaust fan 6, the lower surface of exhaust fan 6 is provided with a plurality of swing boards 10, and is relative be provided with electric column 11 between the swing board 10, two be connected through electric column 11 between the swing board 10, the lower fixed surface of swing board 10 is provided with smoke alarm 15, smoke alarm 15's lower fixed surface is provided with a plurality of collection cigarette board 16, and a plurality of the interval between the collection cigarette board 16 is the same, the inside of collection cigarette board 16 is provided with rotates post 23, the side surface of the rotating column 23 is uniformly and fixedly provided with a concentrated arc plate 24, and an exhaust fan 21 is arranged below the rotating column 23.

Preferably, the upper surface of the convex cover 3 is fixedly provided with a mounting plate 4, four corners of the mounting plate 4 are provided with integrally formed fixing holes 5, the center of the mounting plate 4 is fixedly provided with a first power grid 8, one side of the first power grid 8 is provided with a connecting wire 7, the whole mounting plate 4 and the whole convex cover 3 can be fixedly connected through the fixing holes 5, so as to ensure that the flying insects cannot fall off, and the flying insects outside can be prevented from entering the convex cover 3 through the through holes of the first power grid 8 under the action of the first power grid 8, so as to cause irreversible damage to the smoke sensor, thereby increasing the cost, one end of the swinging plate 10 far away from the electric column 11 is fixedly provided with an electromagnetic plate 9, the magnetism of the adjacent electromagnetic plates 9 is opposite, when the electric column 11 is started, the two adjacent electromagnetic plates 9 can be gathered together, at this moment, the two swing plates 10 can be quickly attached to prevent smoke pumped by the pumping fan 21 from scattering around the inside of the whole external cover body 1 and the convex cover 3, the smoke alarm 15 is damaged, the cost is increased, the protection plates 13 are fixedly arranged on the surfaces of the two sides of the smoke alarm 15, the protection plates 13 are bent, the clamping plate 14 which is integrally formed is arranged on one side surface of the protection plate 13 away from the smoke alarm 15, the protection plate 13 is connected with the external cover body 1 through the clamping plate 14, the smoke alarm 15 and the external cover body 1 are fixed by the action of the clamping plate 14, the smoke alarm 15 is prevented from swinging back and forth during working, meanwhile, the damage to the whole power supply 12 caused by vibration is avoided, and the surfaces of the two sides of the smoke alarm 15 can be protected by the action of the protection plates 13, increasing the service life of the smoke alarm 15.

Preferably, a protection plate 18 is arranged below the smoke collecting plate 16, a plurality of irregular through holes 19 are formed in the surface of the protection plate 18, fixing screws 17 are fixedly arranged at four corners of the protection plate 18, the suction fan 21 is movably arranged at the center of the protection plate 18, a second power grid 20 is fixedly arranged on the outer surface of the protection plate 18, a power source 12 is arranged on one side, away from the exhaust fan 6, of the swing plate 10, a connection plate is movably arranged on the bottom surface of the electric column 11, the power source 12 is fixed on the lower surface of the connection plate, the power source 12 is electrically connected with the electric column 11, the first power grid 8, the smoke alarm 15 and the second power grid 20, the electric column 11 and the power source 12 are conveniently fixed under the action of the connection plate, and the first power grid 8 and the second power grid 20 are conveniently powered by the action of the power source 12, avoid carrying out the lug connection with external power 12 like this, avoid when the external environment has a power failure, the unable normal work of whole smoke alarm 15 for danger is multiplied, the fixed electronic axle 22 that is provided with in both ends of rotation post 23, it passes through to rotate post 23 electronic axle 22 with smoke alarm 15's bottom surface is fixed continuous.

When the smoke blocking hood structure for preventing smoke from flying up and down in the alarm is used, the whole external hood body 1 is fixed at the center of the ceiling, a certain distance exists between the whole external hood body 1 and the ceiling through the action of the fixed shaft 2, the smoke in the smoke alarm 15 can be discharged through the distance, most of the smoke can be gathered on the surface of the ceiling due to the density after the smoke is discharged, at the moment, the exhaust fan 6 and the exhaust fan 21 are started through the action of the smoke alarm 15, after the exhaust fan 21 sucks the external smoke into the smoke alarm 15, the rotating column 23 rotates, the smoke in the external hood body 1 is all gathered into the smoke collecting plate 16 through the action of the concentrated arc plate 24, then the electric column 11 is started, the swinging plate 10 is tightly closed, and the smoke is prevented from flying in disorder in the smoke alarm 15, finally, the smoke in the smoke alarm 15 is exhausted under the action of the exhaust fan 6, so that the service life of the smoke alarm 15 can be prolonged, the whole mounting plate 4 and the whole convex cover 3 can be fixedly connected under the action of the fixing hole 5 to ensure that the smoke does not fall off, and the external winged insects can be prevented from entering the inside of the convex cover 3 through the through hole of the first power grid 8 under the action of the first power grid 8 to irreversibly damage the smoke sensor, so that the cost is increased, when the electric column 11 is started, the two adjacent electromagnetic plates 9 can be gathered together, at the moment, the two oscillating plates 10 can be rapidly attached to prevent the smoke pumped by the exhaust fan 21 from scattering around the inside of the whole outer cover body 1 and the convex cover 3 to damage the smoke alarm 15 and increase the cost, the smoke alarm 15 and the outer cover body 1 are fixed under the action of the clamping plate 14, prevent smoke alarm 15 and appear making a round trip the condition of rocking at the during operation, also avoided the injury that vibrations caused whole power 12 simultaneously, through the effect of protection shield 13, can protect smoke alarm 15's both sides surface, increase smoke alarm 15's life.

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 embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.