CN219872543U - Linear light beam smoke fire detector - Google Patents
Linear light beam smoke fire detector Download PDFInfo
- Publication number
- CN219872543U CN219872543U CN202321020995.9U CN202321020995U CN219872543U CN 219872543 U CN219872543 U CN 219872543U CN 202321020995 U CN202321020995 U CN 202321020995U CN 219872543 U CN219872543 U CN 219872543U
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- CN
- China
- Prior art keywords
- base
- shell
- upper cover
- circuit board
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000779 smoke Substances 0.000 title claims abstract description 11
- 239000011521 glass Substances 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000741 silica gel Substances 0.000 claims abstract description 12
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000010079 rubber tapping Methods 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 239000010949 copper Substances 0.000 claims abstract description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 229920005372 Plexiglas® Polymers 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model discloses a linear light beam smoke fire detector, and relates to the technical field of fire-fighting equipment. The device comprises a transmitting part and a receiving part, wherein the transmitting part consists of an upper cover, a base, an organic glass window, a silica gel gasket, a circuit board and a waterproof plug, the organic glass window, the silica gel gasket and the circuit board are arranged in a transmitting part shell consisting of the upper cover and the base, the upper cover and the base are fixed through a lower self-tapping screw, the circuit board is fixed on the base through the upper self-tapping screw, and the waterproof plug is further arranged at the bottom of the base; the receiving part comprises shell, installation welt, control mainboard, camera board and camera lens, and the shell is inside to be provided with installation welt, control mainboard, camera board, and control mainboard, camera board pass through screw and copper post to be fixed on the installation welt, and the tip of shell is provided with the camera lens. The utility model has the advantages of simple installation, convenient debugging, large detection angle, wide monitoring range, high alarm accuracy, high reliability and wide application prospect.
Description
Technical Field
The utility model relates to the technical field of fire-fighting equipment, in particular to a linear beam smoke-sensing fire detector.
Background
The linear light beam smoke-sensing fire detector is a fire detector responding to smoke parameters around a certain line in an alert range, achieves the functions of automatically detecting and alarming in the early stage of fire and protecting life and property safety by detecting the smoke concentration diffused into a light beam area when the fire occurs, has the advantages of large protection area, higher installation position, low use environment requirement and the like, and is suitable for protecting indoor and outdoor sites in a large space. However, the existing linear infrared beam smoke fire detector is complicated in installation process, needs a complicated focusing process, is not large in monitoring range, cannot effectively remove interference light in the environment, and is low in alarm accuracy. Based on the above, it is especially necessary to design a novel linear beam smoke fire detector.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the linear light beam smoke fire detector which is simple in structure, reasonable in design, convenient to install, convenient to debug, large in detection angle, wide in monitoring range, high in alarm accuracy, high in reliability, strong in practicability and easy to popularize and use.
In order to achieve the above object, the present utility model is realized by the following technical scheme: the linear light beam smoke-sensing fire detector comprises a transmitting part and a receiving part, wherein the transmitting part consists of an upper cover, a base, an organic glass window, a silica gel gasket, a circuit board and a waterproof plug, the organic glass window, the silica gel gasket and the circuit board are arranged in a transmitting part shell consisting of the upper cover and the base, the upper cover and the base are fixed through a lower self-tapping screw, the circuit board is fixed on the base through the upper self-tapping screw, and the waterproof plug is further arranged at the bottom of the base; the receiving part comprises shell, installation welt, control mainboard, camera board and camera lens, the inside installation welt, control mainboard, the camera board of being provided with of shell, control mainboard, camera board pass through screw and copper post to be fixed on the installation welt, the tip of shell is provided with the camera lens.
Preferably, the organic glass window is combined with the silica gel gasket, is fixed on the upper cover through base extrusion, and is fixed through the upper cover, so that the functions of front water resistance, dust resistance and light transmission can be achieved.
Preferably, the transmitting part penetrates into the power line through a waterproof plug on the base, is waterproof and dustproof, and the power line is connected with the circuit board.
Preferably, the lens collects reflected light of the object to be shot and focuses the reflected light on the camera board, the camera board transmits the collected video signal to the control main board, the control main board performs video analysis, and when the light change reaches a fire alarm threshold, a fire alarm signal is sent out.
The utility model has the beneficial effects that: the device is simple and convenient to install and convenient to debug, does not need a complicated focusing process, has a large detection angle and a wide monitoring range, can effectively remove interference light in the environment, improves alarm accuracy, and has higher reliability and a wide application prospect.
Drawings
The utility model is described in detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic exploded view of an emissive element of the present utility model;
FIG. 2 is a schematic diagram of an assembled structure of the launching member of the present utility model;
FIG. 3 is a right side view of FIG. 2;
fig. 4 is a schematic perspective view of a receiving member of the present utility model;
fig. 5 is a schematic view showing the internal structure of the receiving member of the present utility model.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Referring to fig. 1-5, the present embodiment adopts the following technical scheme: comprising a transmitting part A and a receiving part B. The emitting component A consists of an upper cover 1, a base 2, an organic glass window 3, a silica gel gasket 4, a circuit board 5 and a waterproof plug 6, wherein the organic glass window 3, the silica gel gasket 4 and the circuit board 5 are arranged in an emitting component shell consisting of the upper cover 1 and the base 2, the upper cover 1 and the base 2 are fixed through a lower self-tapping screw 7, the circuit board 5 is fixed on the base 2 through an upper self-tapping screw 8, the circuit board 5 is an infrared emitting circuit with special wavelength, the waterproof plug 6 is further arranged at the bottom of the base 2, the base 2 in the emitting component is used for fixing the circuit board 5, a power wire is led in through the waterproof plug 6, and the organic glass window 3 and the silica gel gasket 4 are clamped and fixed while the lower self-tapping screw 7 and the upper cover 1 are tightly fixed.
The receiving part B consists of a shell 9, a mounting lining board 10, a control main board 11, a camera board 12 and a lens 13, wherein the mounting lining board 10, the control main board 11 and the camera board 12 are arranged in the shell 9, the control main board 11 and the camera board 12 are fixed on the mounting lining board 10 through screws and copper columns 14, and the mounting lining board 10 is used for fixing the control main board and the camera assembly part and fixing the lining board on the shell 9, so that the equipment is firmly fixed; the end of the housing 9 is provided with a lens 13.
It is noted that the organic glass window 3 is combined with the silica gel gasket 4, and is fixed on the upper cover 1 by the base 2 through extrusion, the organic glass sealing rubber ring is fixed by the upper cover 1, and the silica gel gasket 4 is used for fixing the organic glass window 3, and the window can play roles of front water resistance, dust resistance and infrared light beam transmission with special wavelength.
In addition, the emitting part A penetrates into a power line through a waterproof plug 6 on the base 2, is waterproof and dustproof, and is connected with the circuit board 5.
The working principle of the specific embodiment is as follows: the emitting part A emits infrared light with specific wavelength, the receiving part B collects infrared light signals, the lens 13 is an imaging sensor, reflected light of an object to be shot is collected and focused on the camera board 12 to form images, the camera board 12 is used as a video collecting unit, the collected video signals are transmitted to the control main board 11, and the control main board 11 carries out video analysis on the infrared light signals emitted by the emitting part A collected by the camera board 12; when smoke exists in the light path of the product, the signal can be gradually attenuated along with the increase of the intensity of the smoke, and when the light change is weakened to a fire response threshold value, the detector sends out a fire signal.
According to the specific implementation mode, the transmitting component transmits infrared light with special wavelength, interference light in the environment is effectively eliminated, the alarm accuracy can be greatly improved, meanwhile, the receiving component adopts a video acquisition mode, the video acquisition device has the characteristics of large detection angle and adjustable detection distance, the monitoring range is wider, one receiving component can be oppositely provided with a plurality of transmitting components, and when the receiving component is installed, the transmitting component is arranged in the detection area of the receiving component, a complicated focusing process is not needed, so that the detector is simple to install, convenient to debug, high in reliability and wide in market application prospect.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (3)
1. The linear light beam smoke-sensing fire detector is characterized by comprising a transmitting component (A) and a receiving component (B), wherein the transmitting component (A) consists of an upper cover (1), a base (2), an organic glass window (3), a silica gel gasket (4), a circuit board (5) and a waterproof plug (6), the organic glass window (3), the silica gel gasket (4) and the circuit board (5) are arranged in a transmitting component shell consisting of the upper cover (1) and the base (2), the upper cover (1) and the base (2) are fixed through a lower self-tapping screw (7), the circuit board (5) is fixed on the base (2) through an upper self-tapping screw (8), and the waterproof plug (6) is further arranged at the bottom of the base (2); the receiving part (B) comprises a shell (9), an installation lining plate (10), a control main board (11), a camera plate (12) and a lens (13), wherein the installation lining plate (10), the control main board (11) and the camera plate (12) are arranged in the shell (9), the control main board (11) and the camera plate (12) are fixed on the installation lining plate (10) through screws and copper columns (14), and the lens (13) is arranged at the end part of the shell (9).
2. A linear beam smoke detector according to claim 1, characterized in that the plexiglass window (3) is combined with a silicone gasket (4) and is pressed and fixed to the upper cover (1) by means of the base (2).
3. A linear beam smoke-sensing fire detector according to claim 1, characterized in that the emitting means (a) is connected to a power line via a waterproof plug (6) on the base (2), the power line being connected to the circuit board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321020995.9U CN219872543U (en) | 2023-04-28 | 2023-04-28 | Linear light beam smoke fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321020995.9U CN219872543U (en) | 2023-04-28 | 2023-04-28 | Linear light beam smoke fire detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219872543U true CN219872543U (en) | 2023-10-20 |
Family
ID=88331671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321020995.9U Active CN219872543U (en) | 2023-04-28 | 2023-04-28 | Linear light beam smoke fire detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219872543U (en) |
-
2023
- 2023-04-28 CN CN202321020995.9U patent/CN219872543U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |