CN212135617U - Labyrinth of horizontal smoke detector with height difference - Google Patents
Labyrinth of horizontal smoke detector with height difference Download PDFInfo
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- CN212135617U CN212135617U CN202021130465.6U CN202021130465U CN212135617U CN 212135617 U CN212135617 U CN 212135617U CN 202021130465 U CN202021130465 U CN 202021130465U CN 212135617 U CN212135617 U CN 212135617U
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- signal lamp
- labyrinth
- detection area
- height difference
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Abstract
The utility model discloses a horizontal smoke detector labyrinth with height difference, which comprises a labyrinth base and a PCB circuit board; the labyrinth base is divided into a detection area and a non-detection area, the bottom of the detection area sinks, and a height difference is formed between the bottom of the non-detection area and is within the range of 1-20 mm; the PCB is assembled in a manner of embedding into a labyrinth base; the device also comprises a transmitting signal lamp and a receiving signal lamp, wherein the transmitting signal lamp and the receiving signal lamp are attached to the PCB and embedded into the labyrinth base, and the PCB is attached to the bottom of a non-detection area of the labyrinth base; two horn-shaped openings at two ends are formed by symmetrically arranging two light blocking models for N times between the lamp holes of the transmitting signal lamp and the receiving signal lamp, and an air passage is formed. The horizontal labyrinth base has the advantages of simple structure, small volume, convenience and quickness in installation, capability of realizing automatic production, strong anti-interference capability and superior azimuth performance, and meets the requirements of cost reduction, enhanced function and production automation of the current smoke detector market.
Description
The technical field is as follows:
the utility model belongs to the technical field of the electronic product structure, concretely relates to take horizontal smoke detector maze of difference in height.
Background art:
along with fire alarm system's rapid development, the market demand of detector is also bigger and bigger to the cigarette, how furthest improvement production efficiency, it is crucial to realize automated production, and the most structure complicacy in current maze, and the transmission is inconvenient with the equipment of receiving the signal lamp, and manufacturing cost is high, and is inefficient, is unfavorable for automated production, has unfavorable cigarette position of advancing, and distinguishes inaccurately to interference signal such as water smoke, and the wrong report is more not enough.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects existing in the prior art, the utility model provides a simple structure, small volume, convenient installation, realization of automatic production, strong anti-interference capability and superior azimuth performance.
The utility model provides a technical scheme that the problem adoption does:
a horizontal smoke detector labyrinth with height difference comprises a labyrinth base and a PCB circuit board;
the labyrinth base is divided into a detection area and a non-detection area, the bottom of the detection area sinks, and a height difference is formed between the bottom of the non-detection area and the bottom of the detection area;
the PCB is assembled in a manner of embedding into a labyrinth base;
the device also comprises a transmitting signal lamp and a receiving signal lamp, wherein the transmitting signal lamp and the receiving signal lamp are attached to the PCB and embedded into the labyrinth base, and the PCB is attached to the bottom of a non-detection area of the labyrinth base;
two horn-shaped openings at two ends are formed by symmetrically arranging two light blocking models for N times between the lamp holes of the transmitting signal lamp and the receiving signal lamp, and an air passage is formed.
The utility model discloses further technique:
preferably, the bottom of the detection zone sinks, and a height difference Δ H is formed between the bottom of the detection zone and the bottom of the non-detection zone, wherein the range of Δ H is 1-20 mm.
Preferably, maze base detection area inside is equipped with the emission signal lamp fixed slot and receives the signal lamp fixed slot, and the emission signal lamp inlays respectively in the emission signal lamp fixed slot and receives the signal lamp fixed slot with receiving the signal lamp.
Preferably, N is 2 or more.
Preferably, the bottom of the labyrinth base is provided with an umbrella-shaped positioning column.
Preferably, the labyrinth base edge has two fixed steps.
The utility model discloses a smoke detector class product provides a simple structure, the volume is less, the installation is convenient, but automated production, the interference killing feature is strong, the superior horizontal labyrinth base of position performance, satisfies the demand of the reduce cost, the enhancement function, the production automation in current smoke detector market.
Description of the drawings:
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;
FIG. 1 is a top view of the maze;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic cross-sectional view of a labyrinth base;
FIG. 4 is a schematic view of the bottom of the labyrinth base;
the figure is as follows: 1. the technical scheme includes that the novel LED lamp comprises a maze base, 2 parts of a PCB circuit board, 3 parts of a fixed step, 4 parts of a transmitting signal lamp, 5 parts of an N-time shielding model, 6 parts of an air passage, 7 parts of a shielding cover, 8 parts of a receiving signal lamp, 9 parts of a receiving signal lamp light outlet, 10 parts of a transmitting signal lamp light outlet, 11 parts of a transmitting signal lamp fixed groove, 12 parts of an umbrella-shaped positioning column and 13 parts of a receiving signal lamp fixed groove.
The specific implementation mode is as follows:
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.
As shown in fig. 1-4, the utility model provides a horizontal smoke detector labyrinth with height difference, which comprises a labyrinth base 1 and a PCB circuit board 2.
The bottom of the detection area in the labyrinth base 1 sinks, and a height difference delta H is formed at the bottom of the non-detection area, wherein the range of the delta H is 1-20 mm.
The detection area is enlarged, and the sensitivity is improved.
The bottom of the detection area sinks to enlarge the detection area, and the bottom of the detection area is provided with an umbrella-shaped positioning column 12 for positioning and fixing the PCB, so that the automatic installation is facilitated.
The labyrinth base edge is equipped with fixed step 3, is equipped with shield cover 7 on the labyrinth base.
The umbrella-shaped hollow cylindrical structure has certain telescopic performance and is used for positioning and fixing the PCB; the outside of the labyrinth base is provided with two fixed steps which play the role of fixing and supporting the labyrinth base when the labyrinth base is assembled.
And a transmitting signal lamp fixing groove 11 and a receiving signal lamp fixing groove 13 are formed in the detection area of the labyrinth base.
The transmitting signal lamp 4 and the receiving signal lamp 8 are attached to the PCB, embedded into a transmitting signal lamp fixing groove and a receiving signal lamp fixing groove of the labyrinth base along with the shielding cover 7, and attached to the bottom of a non-detection area of the labyrinth base.
The PCB and the signal lamp are assembled in a manner of being embedded into the labyrinth base, so that the mounting of the transmitting signal lamp and the receiving signal lamp is facilitated, and the automatic production is realized;
the transmitting signal lamp fixing groove and the receiving signal lamp fixing groove are respectively arranged on a light path formed by the transmitting lamp light outlet 10 and the receiving lamp light outlet 9 together, and the light condensing and filtering effects with larger angles are achieved.
Inside the labyrinth base, be located between two lamp holes, shelter from 5 symmetrical placing of molding by two N times and constitute both ends loudspeaker form opening to form air flue 6, constitute and shelter from many times, waterproof pearl refraction or adhesion dust particle reflection and produce the wrong report, make inside air current more even simultaneously, each position advances the cigarette effect and is equivalent.
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. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a take horizontal smoke detector maze of difference in height which characterized in that: the PCB comprises a labyrinth base and a PCB circuit board;
the labyrinth base is divided into a detection area and a non-detection area, the bottom of the detection area sinks, and a height difference is formed between the bottom of the non-detection area and the bottom of the detection area;
the PCB is assembled in a manner of embedding into a labyrinth base;
the device also comprises a transmitting signal lamp and a receiving signal lamp, wherein the transmitting signal lamp and the receiving signal lamp are attached to the PCB and embedded into the labyrinth base, and the PCB is attached to the bottom of a non-detection area of the labyrinth base;
two horn-shaped openings at two ends are formed by symmetrically arranging two light blocking models for N times between the lamp holes of the transmitting signal lamp and the receiving signal lamp, and an air passage is formed.
2. The labyrinth of horizontal smoke detector with height difference as claimed in claim 1, wherein: the bottom of the detection area sinks, and a height difference delta H is formed at the bottom of the non-detection area, wherein the range of the delta H is 1-20 mm.
3. The labyrinth of horizontal smoke detector with height difference as claimed in claim 1, wherein: labyrinth base detection area inside is equipped with the transmission signal lamp fixed slot and receives the signal lamp fixed slot, and transmission signal lamp inlays respectively in transmission signal lamp fixed slot and receipt signal lamp fixed slot with receiving the signal lamp.
4. The labyrinth of horizontal smoke detector with height difference as claimed in claim 1, wherein: n is greater than or equal to 2.
5. The labyrinth of horizontal smoke detector with height difference as claimed in claim 1, wherein: an umbrella-shaped positioning column is arranged at the bottom of the labyrinth base.
6. The labyrinth of horizontal smoke detector with height difference as claimed in claim 1, wherein: the edge of the labyrinth base is provided with two fixed steps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021130465.6U CN212135617U (en) | 2020-06-17 | 2020-06-17 | Labyrinth of horizontal smoke detector with height difference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021130465.6U CN212135617U (en) | 2020-06-17 | 2020-06-17 | Labyrinth of horizontal smoke detector with height difference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212135617U true CN212135617U (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021130465.6U Active CN212135617U (en) | 2020-06-17 | 2020-06-17 | Labyrinth of horizontal smoke detector with height difference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212135617U (en) |
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2020
- 2020-06-17 CN CN202021130465.6U patent/CN212135617U/en active Active
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