CN204270460U - A kind of smoke alarm collection cigarette case - Google Patents
A kind of smoke alarm collection cigarette case Download PDFInfo
- Publication number
- CN204270460U CN204270460U CN201420752472.8U CN201420752472U CN204270460U CN 204270460 U CN204270460 U CN 204270460U CN 201420752472 U CN201420752472 U CN 201420752472U CN 204270460 U CN204270460 U CN 204270460U
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- CN
- China
- Prior art keywords
- smoke
- box body
- infrared
- smoke alarm
- cigarette case
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- 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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- 239000000779 smoke Substances 0.000 title claims abstract description 83
- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 20
- 230000008054 signal transmission Effects 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000006698 induction Effects 0.000 abstract description 4
- 230000035945 sensitivity Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model discloses a kind of smoke alarm collection cigarette case, which solve the technical matters that smoke sensing device sensitivity is poor and practicality is not strong of traditional smoke alarm.The utility model comprises box body and is located at the smoke sensing device in box body, wherein smoke sensing device comprises smoke chamber, smoked sheet is led in the shading be located at around smoke chamber, and the infrared-emitting diode be located in smoke chamber and infrared receiving diode, the middle part of this smoke chamber is provided with cover plate, this infrared-emitting diode is located in cover plate, this cover plate offers the guide lighting channel corresponding with infrared-emitting diode, 120 ° of angles are formed between this guide lighting channel and infrared receiving diode, this infrared receiving diode is connected with Signal transmissions sheet, this Signal transmissions sheet is connected with the PCB substrate in smoke alarm.The utility model has the sensitive and practical advantage of induction.
Description
Technical field
The utility model belongs to mechanical field, and it relates to a kind of smoke alarm accessory, is related specifically to a kind of smoke alarm collection cigarette case.
Background technology
Smoke alarm has another name called cigarette sense or smoke alarm, and it realizes fire disasters protection by the concentration of monitoring smog, is widely used in various fire protection alarm system.In prior art, there is the smoke alarm of various structure, they are generally by upper cover, middle cover and lower cover composition, alarm lamp and smoke intaking hole is provided with at the end face of upper cover, smoke sensing device and warning device is provided with in the accommodating cavity that middle cover and upper cover surround, when there is fire in the external world, smog can enter into accommodating cavity by the smoke intaking hole of upper cover top surface, thus the resistance value of the gas sensing resistance in smoke sensing device is changed, thus allow this signal of circuit board perception, to send alerting signal by warning device, this smoke alarm also exists the shortcoming that susceptibility is poor and practicality is not strong.
Utility model content
The purpose of this utility model is that providing a kind of responds to sensitive and practical smoke alarm collection cigarette case.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of smoke alarm collection cigarette case, comprise box body and be located at the smoke sensing device in box body, wherein smoke sensing device comprises smoke chamber, smoked sheet is led in the shading be located at around smoke chamber, and the infrared-emitting diode be located in smoke chamber and infrared receiving diode, the middle part of this smoke chamber is provided with cover plate, this infrared-emitting diode is located in cover plate, this cover plate offers the guide lighting channel corresponding with infrared-emitting diode, 120 ° of angles are formed between this guide lighting channel and infrared receiving diode, this infrared receiving diode is connected with Signal transmissions sheet, this Signal transmissions sheet is connected with the PCB substrate in smoke alarm.
Above-mentioned a kind of smoke alarm collection cigarette case, it is V-shaped that smoked sheet is led in this shading, and its one end is connected with smoke chamber, and the other end extends to the lateral edges of upper cartridge body.
Above-mentioned a kind of smoke alarm collection cigarette case, the outside of this box body is provided with fly net.
Above-mentioned a kind of smoke alarm collection cigarette case, the surrounding of this box body is provided with draw-in groove, and this fly net is located in draw-in groove.
Above-mentioned a kind of smoke alarm collection cigarette case, this box body comprises upper cartridge body and lower box body, and this shading is led smoked sheet and is located on upper cartridge body.
Above-mentioned a kind of smoke alarm collection cigarette case, the downside of this lower box body is provided with installation pin, and this box body is fixed in the PCB substrate in smoke alarm by installing pin.
The beneficial effects of the utility model are: owing to being provided with infrared-emitting diode and infrared receiving diode in smoke chamber, be provided with cover plate at the middle part of smoke chamber simultaneously, this infrared-emitting diode is located in cover plate, this cover plate offers the guide lighting channel corresponding with infrared-emitting diode, 120 ° of angles are formed between this guide lighting channel and infrared receiving diode, when not having smog in smoke chamber, infrared receiving diode can not receive the light signal that infrared-emitting diode is launched; Pass through to lead after smoked sheet enters into smoke chamber when there being smog, utilize smoke particle scattering process, can light signal be scattered on infrared receiving diode, light signal is converted to electric signal by this infrared receiving diode, and pass through Signal transmissions sheet by this signal transmission in the PCB in smoke alarm, send corresponding alerting signal after the amplifying circuit eventually passed in PCB amplifies process.Simultaneously, by forming 120 ° of angles by between guide lighting channel and infrared receiving diode, can reach maximum utilization to smoke particle scattering useful area, thus can detect indoor fire condition sooner, more accurately, therefore the utility model has the sensitive and practical advantage of induction.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the cut-open view of Fig. 2 along A-A;
Fig. 4 is the cut-open view of Fig. 2 along B-B;
Fig. 5 is the structural representation of upper cartridge body of the present utility model.
Embodiment
Further understand for making to have architectural feature of the present utility model and effect of reaching and be familiar with, coordinate detailed description in order to preferred embodiment and accompanying drawing, be described as follows:
As shown in Figures 1 to 5, a kind of smoke alarm collection cigarette case, the smoke sensing device comprising box body 1 and be located in box body 1, wherein smoke sensing device comprises smoke chamber, smoked sheet 7 is led in the shading be located at around smoke chamber, and the infrared-emitting diode 3 be located in smoke chamber and infrared receiving diode 4, the middle part of this smoke chamber is provided with cover plate 6, this infrared-emitting diode 3 is located in cover plate 6, this cover plate 6 offers the guide lighting channel 61 corresponding with infrared-emitting diode 3, 120 degree of angles are formed between this guide lighting channel 61 and infrared receiving diode 4, this infrared receiving diode 4 is connected with Signal transmissions sheet 5, this Signal transmissions sheet is connected with the PCB substrate in smoke alarm.When not having smog in smoke chamber, infrared receiving diode 4 can not receive the light signal that infrared-emitting diode 3 is launched; To be led after smoked sheet 7 enters into smoke chamber by shading when there being smog, utilize smoke particle scattering process, light signal can be scattered on infrared receiving diode 4, light signal is converted to electric signal by this infrared receiving diode 4, and pass through Signal transmissions sheet 5 by this signal transmission in the PCB in smoke alarm, after the amplifying circuit eventually passed in PCB amplifies process, send corresponding alerting signal by the warning device in smoke alarm.On the other hand, by 120 degree of angles will be formed between guide lighting channel 61 and infrared receiving diode 4, maximum utilization can be reached to smoke particle scattering useful area, thus indoor fire condition can be detected sooner, more accurately, therefore the utility model has the sensitive and practical advantage of induction.
It is V-shaped that 7 smoked sheets are led in shading shading, and its one end is connected with smoke chamber, and the other end extends to the lateral edges of box body.The conducting of 7 is led by the shading shading of v-shaped structure, smoke particle can enter into smoke chamber fast, namely make book utility model all reach good effect to the response speed of various smoke particle, therefore the utility model has the sensitive and practical advantage of induction.
The outside of box body 1 is provided with fly net 2, and the surrounding of box body 1 is provided with draw-in groove 13, and this fly net 2 is located in draw-in groove 13.By adding fly net 2 in the outside of box body, can ensure the utility model in use, the foreign material such as insect can not enter in box body 1, and to have influence on normal work of the present utility model, therefore the utility model has practical advantage.
Smoke sensing device comprises positive and negative electrode lead-in wire 12, and this positive and negative electrode lead-in wire 12 extends to its outside from the inside of box body 1, and this positive and negative electrode lead-in wire 12 is connected with the control circuit board in smoke alarm.Thus infrared transmitter 3 can be continued and stable send infrared light, to ensure normal, stable work of the present utility model.
Box body 1 is fixed in the PCB substrate in smoke alarm by installing pin 11.Box body 1 comprises upper cartridge body 101 and lower box body 102, upper cartridge body 101 and lower box body 102 are fixed together by snap fastener, this smoke sensing device is located in the accommodating cavity that upper cartridge body 101 and lower box body 102 surround, installing pin 11 is located on lower box body 102, leading smoked sheet 7 is located on upper cartridge body 101, it is V-shaped that this leads smoked sheet 7, its one end is connected with smoke chamber, the other end extends to the lateral edges of upper cartridge body 101, by leading the conducting of smoked sheet 7, smog can enter into the cigarette channel 61 on black mask plate 6 more smoothly, thus makes detection of the present utility model sensitiveer.
More than show and describe ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and instructions; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (6)
1. a smoke alarm collection cigarette case, comprise box body and be located at the smoke sensing device in box body, it is characterized in that, described smoke sensing device comprises smoke chamber, smoked sheet is led in the shading be located at around smoke chamber, and the infrared-emitting diode be located in smoke chamber and infrared receiving diode, the middle part of described smoke chamber is provided with cover plate, described infrared-emitting diode is located in cover plate, described cover plate offers the guide lighting channel corresponding with infrared-emitting diode, 120 ° of angles are formed between described guide lighting channel and infrared receiving diode, described infrared receiving diode is connected with Signal transmissions sheet, described Signal transmissions sheet is connected with the PCB substrate in smoke alarm.
2. a kind of smoke alarm collection cigarette case according to claim 1, it is characterized in that, it is V-shaped that smoked sheet is led in described shading, and its one end is connected with smoke chamber, and the other end extends to the lateral edges of upper cartridge body.
3. a kind of smoke alarm collection cigarette case according to claim 1, it is characterized in that, the outside of described box body is provided with fly net.
4. a kind of smoke alarm collection cigarette case according to claim 3, it is characterized in that, the surrounding of described box body is provided with draw-in groove, and described fly net is located in draw-in groove.
5. a kind of smoke alarm collection cigarette case according to any one of Claims 1 to 4, it is characterized in that, described box body comprises upper cartridge body and lower box body, and described shading is led smoked sheet and is located on upper cartridge body.
6. a kind of smoke alarm collection cigarette case according to claim 5, it is characterized in that, the downside of described lower box body is provided with installation pin, and described box body is fixed in the PCB substrate in smoke alarm by installing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420752472.8U CN204270460U (en) | 2014-12-03 | 2014-12-03 | A kind of smoke alarm collection cigarette case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420752472.8U CN204270460U (en) | 2014-12-03 | 2014-12-03 | A kind of smoke alarm collection cigarette case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270460U true CN204270460U (en) | 2015-04-15 |
Family
ID=52805314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420752472.8U Active CN204270460U (en) | 2014-12-03 | 2014-12-03 | A kind of smoke alarm collection cigarette case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204270460U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107798809A (en) * | 2017-12-05 | 2018-03-13 | 宁波隆翔环保科技有限公司 | A kind of laboratory smoke temperature detector |
| CN107862825A (en) * | 2017-12-18 | 2018-03-30 | 赵东碣 | For the smoke alarm in office building corridor |
-
2014
- 2014-12-03 CN CN201420752472.8U patent/CN204270460U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107798809A (en) * | 2017-12-05 | 2018-03-13 | 宁波隆翔环保科技有限公司 | A kind of laboratory smoke temperature detector |
| CN107862825A (en) * | 2017-12-18 | 2018-03-30 | 赵东碣 | For the smoke alarm in office building corridor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180314 Address after: Tonghui road 315033 Zhejiang province Ningbo Jiangbei Venture Park No. 123 Patentee after: Ningbo wizz Matt Electronics Co. Address before: Tonghui road Jiangbei District 315033 Zhejiang city of Ningbo province No. 123 Patentee before: Zhang Weiguo |