CN110322658A - A kind of top formula is reversely into cigarette labyrinth structure and its implementation - Google Patents
A kind of top formula is reversely into cigarette labyrinth structure and its implementation Download PDFInfo
- Publication number
- CN110322658A CN110322658A CN201910710408.0A CN201910710408A CN110322658A CN 110322658 A CN110322658 A CN 110322658A CN 201910710408 A CN201910710408 A CN 201910710408A CN 110322658 A CN110322658 A CN 110322658A
- Authority
- CN
- China
- Prior art keywords
- smoke
- labyrinth
- guide wall
- cover body
- smoke guide
- 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.)
- Granted
Links
- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 41
- 239000000779 smoke Substances 0.000 claims abstract description 123
- 239000000428 dust Substances 0.000 claims abstract description 15
- 241000238631 Hexapoda Species 0.000 claims abstract description 12
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 230000001235 sensitizing effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001535 kindling effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/30—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water
- A01M29/34—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water specially adapted for insects
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Insects & Arthropods (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Analytical Chemistry (AREA)
- Birds (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Fire-Detection Mechanisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a kind of top formulas reversely into cigarette labyrinth structure, the labyrinth includes domed labyrinth cover body, it is multiple to be set in qually spaced on the cover body of labyrinth and be ladder-like distribution and Z-shaped smoke guide wall, muti-piece is divided into the smoke deflector that multiple impartial sectors lead cigarette district domain centered on labyrinth bodies top and the smoke guide wall on the cover body of labyrinth, it is several to be evenly spaced on and for connecting adjacent smoke guide wall horizontal sides edge and for the barrier piece of blocks dust and insect, and it is provided with the light-guiding pillar socket on the cover body of labyrinth, wherein, all smoke guide wall height are identical, adjacent smoke guide wall, which is located on the inside of the cover body of labyrinth, simultaneously forms smoke guide trough.Through the above scheme, invention achieves the purposes for avoiding cleaning, have very high practical value and promotional value.
Description
Technical field
The invention belongs to smoke detector technical fields, in particular, being to be related to a kind of top formula reversely into cigarette labyrinth structure
And its implementation.
Background technique
Smoke detector is essential component part in fire alarm system, and optical detector of fire smoke is according to kindling
When the smog that generates can change the propagation characteristic of light, using smoke particle to absorption and the scattering process of light to determine whether having
Fire occurs.Smoke particle enters labyrinth sensitizing range generally by labyrinth, so determining a smoke detector spirit
The key of sensitivity and accuracy is labyrinth self structure.In practical applications in order to realizing above-mentioned principle, it will usually
Many anti-dazzling screens are designed on labyrinth, realization is blocked extraneous light, be will form in the crosspoint of each anti-dazzling screen for leading to
Enter the smoke inlet of smoke particle, or is designed as being arranged on cover leading for some protrusions and adjacent on the column of smoke and cover leads the column of smoke
Between be arranged in the smoke guide wall of staged distribution inside smoke guide trough arranged in parallel and cover, all smoke guide troughs intersect with smoke guide wall
Set forms the smoke inlet for importing external smoke particle.Although the above design method can be realized detector basic function, but cigarette
Particle is that direct-type enters labyrinth, and dust can also enter inside labyrinth with smoke inlet, when dust enters labyrinth sensitizing range
It will cause wrong report, and after accumulating over a long period, dust can be covered with inside labyrinth, it is necessary to remove labyrinth and be cleaned, just be avoided that mistake
Report occurs again, and such cumbersome unsuitable long-time of design later maintenance uses；It usually must be in its week when using labyrinth
Design fly net is enclosed, preventing insect from entering causes to report by mistake, not only will increase cost in this way but also assembly is very complicated, operation is not
Just, the problems such as and being easy to appear aging and corrosion using rear metal fly net for a long time, cannot realize fly net itself well
Effect.
Summary of the invention
The present invention provides a kind of top formulas reversely into cigarette labyrinth structure and its implementation, mainly solves to deposit in the prior art
Labyrinth be easy to be covered with dust all over or the problems such as aging corrosion occur into insect, labyrinth metal insect prevention Netease, to realize
Assembly is simple, reduces maintenance workload, the purpose of long-time service.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A kind of top formula is multiple to be set in qually spaced in labyrinth including domed labyrinth cover body reversely into cigarette labyrinth structure
It on cover body and is ladder-like distribution and Z-shaped smoke guide wall, muti-piece is centered on labyrinth bodies top and labyrinth sheet
Smoke guide wall on body is divided into the smoke deflector that multiple impartial sectors lead cigarette district domain, several to be evenly spaced on and for connecting adjacent lead
Cigarette wall horizontal sides edge and the barrier piece for being used for blocks dust and insect, and the light-guiding pillar being provided on the cover body of labyrinth are inserted
Mouthful, wherein all smoke guide wall height are identical, while adjacent smoke guide wall is located at formation smoke guide trough on the inside of the cover body of labyrinth.
Further, the third circle smoke guide wall on the inside of the labyrinth cover body is equipped with poly- smoke ring, wherein the height of poly- smoke ring
Degree is flushed with the edge of labyrinth cover body, and poly- smoke ring is fixedly connected with the longitudinal edge of smoke guide wall.
Specifically, it is additionally provided on the labyrinth cover body and receives on light pipe slot on slot and luminous tube.
A kind of top formula includes the following steps: reversely into the implementation method of cigarette labyrinth structure
(S1) when fire generation smog occurs, smoke particle is horizontally entered into from labyrinth lid all directions to be separated by smoke deflector
Each lead in cigarette district domain；
(S2) enter and lead the smoke particle in cigarette district domain and stopped to change direction by the longitudinal edge of Z-type smoke guide wall, thus continue to
Upper movement；
(S3) smoke particle moved upwards is stopped to change direction by the horizontal sides of Z-type smoke guide wall, changes nyctitropic smog
Particle collides the longitudinal edge of adjacent smoke guide wall behind the gap between barrier piece；
(S4) smoke particle is stopped to change direction by the longitudinal edge of adjacent smoke guide wall, so that smoke particle is from adjacent smoke guide wall
Between gap enter inside detecting chamber；
(S5) it enters to detect after the light that indoor smoke particle generates luminous tube is scattered and be received by receipts light pipe, from
And realize smoke-sensitive alarm.
Compared with prior art, the invention has the following advantages:
(1) smoke guide wall is arranged to Z-type by improving to existing labyrinth by the present invention, and adjacent smoke guide wall
Horizontal sides are attached by barrier piece, and the gap between adjacent two pieces of barrier pieces passes through for smog, not only realize resistance in this way
The purpose of dust and insect is kept off, but also there is no report by mistake.Relative to existing conventional probes, the present invention is no longer needed
Metal fly net is wanted, can not only realize the interception to insect and dust, but also can avoid causing due to the use for a long time of metal fly net
Metal oxidation and corrosion, therefore do not need to do preservative treatment, at the same such design smog enter labyrinth sensitizing range will not
It is influenced by extraneous factors such as wind, and structure is simple in the present invention, facilitates installation, simultaneously because blocking dust and insect
Into in detecting chamber, therefore disassembly, cleaning are not needed, it can be achieved that prolonged use.
(2) smog can be gathered in the sensitizing range of detecting chamber by the poly- smoke ring that is arranged of the present invention, and designing in this way can be with
Smog is allowed more fully to be full of in sensitizing range, so that detector more fast and accurately judges.
(3) present invention assembly ingenious in design is simple, can prevent dust from entering, cause to report by mistake, fully achieve labyrinth and exempt from clearly
It washes, smoke particle can be uniformly distributed in sensitizing range after entering labyrinth, make detector more accurate.
Detailed description of the invention
Fig. 1 is the system structure diagram that the present invention is unfolded.
Fig. 2 is the cross-sectional view that the present invention brings cigarette direction into.
Fig. 3 is the schematic diagram of internal structure of labyrinth of the present invention.
Fig. 4 is the structural schematic diagram of buckling state of the present invention.
Fig. 5 is the cross-sectional view that Fig. 4 is splitted from A.
Fig. 6 is the structural schematic diagram of present invention sense cigarette mid-game.
Fig. 7 is the cross-sectional view that Fig. 6 is splitted from A.
Fig. 8 is the postrotational structural schematic diagram of Fig. 3.
Fig. 9 is the cross-sectional view that Fig. 8 is splitted from B.
In above-mentioned attached drawing, the corresponding component names of appended drawing reference are as follows:
1- feels cigarette mid-game, 2- labyrinth, the labyrinth 3- cover body, 4- smoke guide wall, 5- smoke deflector, 6- barrier piece, 7- receipts light pipe
Upper slot, slot on 8- luminous tube, 9- light-guiding pillar socket, the poly- smoke ring of 10-, 11- detecting chamber, 12- receive slot under light pipe, under 13- luminous tube
Slot, 14- bend baffle, 15- anti-dazzling screen, 16- waterproof sawtooth, 17- smoke guide trough, 18- luminous tube, 19- receipts light pipe.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and embodiments of the present invention include but is not limited to
The following example.
Embodiment
As shown in Figures 1 to 9, a kind of top formula is mutually fastened and domed reversely into cigarette labyrinth structure by sense cigarette mid-game 1
Labyrinth 2, be additionally provided in the sense cigarette mid-game 1 and be able to achieve smog convergence and be avoided that the spy reported by mistake in the case where there is droplet
Device is surveyed, the labyrinth 2 includes labyrinth cover body 3, multiple to be set in qually spaced on labyrinth cover body 3 and be ladder-like distribution
And Z-shaped smoke guide wall 4, muti-piece is centered on the top of labyrinth cover body 3 and the smoke guide wall 4 on labyrinth cover body 3 is divided is more
A equalization sector leads the smoke deflector 5 in cigarette district domain, and preferably 6 pieces of smoke deflector 5, and be uniformly distributed, it is several to be evenly spaced on and be used for
Connect adjacent smoke guide wall horizontal sides edge and be used for blocks dust and insect barrier piece 6, be arranged on labyrinth cover body 3 and with
Slot 8 on slot 7 and luminous tube on the matched receipts light pipe of detection device, and the light-guiding pillar socket 9 being provided on labyrinth cover body 3,
Wherein, all smoke guide walls height is identical, while adjacent smoke guide wall 4 is located at formation smoke guide trough 17 on the inside of labyrinth cover body 3.
Light-guiding pillar is inserted in light-guiding pillar socket 9, and sense cigarette mid-game 1 is fastened with labyrinth 2, manner is adopted
With but be not limited to the mode of jack and bolt, as long as can be realized labyrinth 2 and feel the fixation of cigarette mid-game 1, by luminous tube
18 are mounted on by the groove body that slot 13 forms under slot 8 on luminous tube and luminous tube, and similarly receipts light pipe 19 is mounted on by receipts light
In the groove body that slot 7 is formed with slot 12 under receipts light pipe on pipe, then the pin of light-guiding pillar, luminous tube 18 and receipts light pipe 19 is welded on
On pcb board, while the sense cigarette mid-game 1 snapped together and labyrinth 2 being fixed on sense cigarette chassis, and cigarette lid will be led and be fastened on
Feel on cigarette chassis, while entire smoke fire detector is fixed on the ceiling.
When fire generation smog occurs, smoke particle empties upwards, since the smoke inlet of labyrinth lid is all horizontally disposed
The side wall of lid in labyrinth, therefore smoke particle enters inside smoke detector from labyrinth lid all directions level from smoke inlet,
Due on labyrinth cover body 3 be provided with muti-piece smoke deflector 5, the smoke particle of entrance enter separated by smoke deflector 5 it is each
It leads in cigarette district domain；Since smoke guide wall 4 is stepped setting, thus enter the smoke particle for leading cigarette district domain by Z-type smoke guide wall 4
Longitudinal edge stop to change direction, (direction of smoke particle and smoke particle enter sense cigarette and visit at this time to continue up
Direction when surveying device is vertical)；The smoke particle moved upwards is stopped to change direction by the horizontal sides of Z-type smoke guide wall 4, changes direction
Smoke particle pass through the gap between barrier piece 6 after collide the longitudinal edge of adjacent smoke guide wall 4, barrier piece 6 is vertically arranged, different
Fixed is longitudinally perpendicular, and setting in this way can both prevent anti-to side wall when the horizontal sides that dust collides smoke guide wall 4 rebound downwards
The dust of bullet enters in detecting chamber 11, simultaneously because gap is smaller, is also possible to prevent insect etc. and enters in detecting chamber 11 (at this time
The direction of smoke particle is contrary with into cigarette)；Smoke particle is stopped to change direction by the longitudinal edge of adjacent smoke guide wall 4, so that
Smoke particle enters inside detecting chamber from the gap between adjacent smoke guide wall, since smoke guide wall height is identical and stepped sets
Set, thus adjacent smoke guide wall on the inside of it is also stepped (in the direction of smoke particle and previous step the direction of smoke particle mutually hang down
Directly)；The smoke particle entered in detecting chamber 11 is provided with poly- smoke ring 10 due to having, and smoke particle is uniformly distributed
Be not in any gun parallax in the sensitizing range of detecting chamber 11, wrong report caused by gun parallax can be effectively prevented from, therefore shine
The light that pipe 18 generates is received after being scattered by smoke particle by receipts light pipe 19, to trigger the warning circuit on pcb board, realizes sense cigarette
Alarm.
When waterproof sawtooth 16 in detecting chamber 11 can be to avoid occurring due to fire, the water vapour carried secretly in smog is entered
Labyrinth 2, when luminous tube issues light, waterproof sawtooth of the anti-dazzling screen positioned at bending baffle side, which is arranged in, be can avoid due to water
Pearl influences the case where light propagation brings wrong report generation.
And waterproof sawtooth 16 is longer than the length of anti-dazzling screen 15, and height is shorter.The anti-dazzling screen 15 of setting is for preventing from sending out
The light of light pipe 18 is received pipe 19 and directly receives, while the bending baffle 14 being arranged is used to absorb the extra of the sending of luminous tube 18
Light.And the position of slot 13 is the absolute angle formed by technology under slot 12 and luminous tube under the receipts light pipe in the application,
Specific calculating process feels cigarette chassis, sense cigarette mid-game, labyrinth and labyrinth lid directly related fastening relationship for known to industry
Using industry universal technological means, therefore repeat no more in the present invention.
The present invention seems simply, is not readily conceivable that actually, only sufficiently studies the characteristic of smoke detector, is paid according to its characteristic
The solution of the present invention could be obtained after creative labor out.It should say, Z-type smoke guide wall of the present invention, barrier piece, waterproof sawtooth etc.
The waterproof saw for effectively preventing dust and insect etc. to enter in detector sensitizing range, while avoiding cleaning, and be arranged
Tooth can to avoid have droplet generate wrong report the case where.Therefore, compared with prior art, the present invention technological progress ten is clearly demarcated
It is aobvious, with substantive distinguishing features outstanding and significant progress.
Above-described embodiment is merely a preferred embodiment of the present invention, and it is not intended to limit the protection scope of the present invention, as long as using
Design principle of the invention, and the non-creative variation worked and made is carried out on this basis, it should belong to of the invention
Within protection scope.
Claims (4)
1. a kind of top formula is reversely into cigarette labyrinth structure, which is characterized in that including domed labyrinth cover body (3), between multiple etc.
Away from being arranged on labyrinth cover body (3) and being ladder-like distribution and Z-shaped smoke guide wall (4), muti-piece is with labyrinth cover body (3) top
It is divided into the smoke deflector (5) that multiple impartial sectors lead cigarette district domain centered on portion and the smoke guide wall (4) on labyrinth cover body (3), if
The dry barrier piece (6) being evenly spaced on and be used to connect adjacent smoke guide wall horizontal sides edge and be used for blocks dust and insect,
And it is provided with the light-guiding pillar socket (9) on labyrinth cover body (3), wherein all smoke guide wall height are identical, while adjacent leading
Cigarette wall (4), which is located on the inside of labyrinth cover body (3), forms smoke guide trough (17).
2. a kind of top formula according to claim 1 is reversely into cigarette labyrinth structure, which is characterized in that the labyrinth cover body
(3) the third circle smoke guide wall (4) on the inside of is equipped with poly- smoke ring (10), wherein the height of poly- smoke ring (10) and labyrinth cover body (3)
Edge flush, and poly- smoke ring (10) is fixedly connected with the longitudinal edge of smoke guide wall.
3. a kind of top formula according to claim 2 is reversely into cigarette labyrinth structure, which is characterized in that the labyrinth cover body
(3) it is additionally provided on and receives on light pipe slot (8) on slot (7) and luminous tube.
4. reversely into the implementation method of cigarette labyrinth structure, feature exists a kind of described in any item top formulas according to claim 1~3
In including the following steps:
(S1) when fire generation smog occurs, smoke particle is horizontally entered into from labyrinth lid all directions by each of smoke deflector separation
It is a to lead in cigarette district domain；
(S2) enter the longitudinal edge blocking change direction for leading the smoke particle in cigarette district domain by Z-type smoke guide wall, to continue up fortune
It is dynamic；
(S3) smoke particle moved upwards is stopped to change direction by the horizontal sides of Z-type smoke guide wall, changes nyctitropic smoke particle
The longitudinal edge of adjacent smoke guide wall is collided behind gap between barrier piece；
(S4) smoke particle is stopped to change direction by the longitudinal edge of adjacent smoke guide wall, so that smoke particle is between adjacent smoke guide wall
Gap enter inside detecting chamber；
(S5) it enters to detect after the light that indoor smoke particle generates luminous tube is scattered and be received by receipts light pipe, thus real
Existing smoke-sensitive alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910710408.0A CN110322658B (en) | 2019-08-02 | 2019-08-02 | Top type reverse smoke inlet labyrinth structure and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910710408.0A CN110322658B (en) | 2019-08-02 | 2019-08-02 | Top type reverse smoke inlet labyrinth structure and implementation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110322658A true CN110322658A (en) | 2019-10-11 |
| CN110322658B CN110322658B (en) | 2024-01-30 |
Family
ID=68125212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910710408.0A Active CN110322658B (en) | 2019-08-02 | 2019-08-02 | Top type reverse smoke inlet labyrinth structure and implementation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110322658B (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4384488A (en) * | 1980-05-09 | 1983-05-24 | Cerberus Ag | Smoke detector |
| GB9125464D0 (en) * | 1990-12-17 | 1992-01-29 | E I The Company Limited | Smoke alarm |
| US5400014A (en) * | 1993-07-12 | 1995-03-21 | Detection Systems, Inc. | Smoke detector with dark chamber |
| JP2005352932A (en) * | 2004-06-14 | 2005-12-22 | Hochiki Corp | Smoke sensor |
| RU2285297C1 (en) * | 2005-06-06 | 2006-10-10 | Общество с ограниченной ответственностью "Конструкторское Бюро Пожарной Автоматики" | Fire sensor |
| CN2914206Y (en) * | 2006-06-16 | 2007-06-20 | 北京利达华信电子有限公司 | Smoke alarm labyrinth |
| JP2007286794A (en) * | 2006-04-14 | 2007-11-01 | Hochiki Corp | Alarm |
| CN101794493A (en) * | 2010-02-11 | 2010-08-04 | 河北北大青鸟环宇消防设备有限公司 | Labyrinth sheath of smoke-sensing detector |
| JP2015191562A (en) * | 2014-03-28 | 2015-11-02 | 能美防災株式会社 | Fire-alarm device |
| CN106056830A (en) * | 2016-06-20 | 2016-10-26 | 四川赛科安全技术有限公司 | Maze cover for photoelectric smoke sensing detector |
| CN205751126U (en) * | 2016-05-17 | 2016-11-30 | 四川赛科安全技术有限公司 | A kind of sense cigarette labyrinth |
| CN106710127A (en) * | 2017-01-25 | 2017-05-24 | 福建工程学院 | Independent type photoelectric smoke sensing fire alarm device and working method |
| CN206483281U (en) * | 2017-01-25 | 2017-09-12 | 杭州棋绿通风设备有限公司 | Novel fume cleaning Smoke absorbing lamp |
| US20180322753A1 (en) * | 2016-01-18 | 2018-11-08 | Xenex Disinfection Services, Llc. | Smoke Detector Shields And Related Methods |
| CN208298362U (en) * | 2018-07-03 | 2018-12-28 | 秦皇岛尼特智能科技有限公司 | A kind of fire hazard aerosol fog detection combined type labyrinth structure |
| CN208888973U (en) * | 2018-08-30 | 2019-05-21 | 南通正盈永益信息技术有限公司 | A kind of smoke alarm unit |
| CN210129275U (en) * | 2019-08-02 | 2020-03-06 | 四川赛科安全技术有限公司 | Top type reverse smoke inlet labyrinth structure |
| US11069224B1 (en) * | 2020-07-10 | 2021-07-20 | Everday Techology Co., Ltd. | Smoke detector and chamber |
-
2019
- 2019-08-02 CN CN201910710408.0A patent/CN110322658B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4384488A (en) * | 1980-05-09 | 1983-05-24 | Cerberus Ag | Smoke detector |
| GB9125464D0 (en) * | 1990-12-17 | 1992-01-29 | E I The Company Limited | Smoke alarm |
| US5400014A (en) * | 1993-07-12 | 1995-03-21 | Detection Systems, Inc. | Smoke detector with dark chamber |
| JP2005352932A (en) * | 2004-06-14 | 2005-12-22 | Hochiki Corp | Smoke sensor |
| RU2285297C1 (en) * | 2005-06-06 | 2006-10-10 | Общество с ограниченной ответственностью "Конструкторское Бюро Пожарной Автоматики" | Fire sensor |
| JP2007286794A (en) * | 2006-04-14 | 2007-11-01 | Hochiki Corp | Alarm |
| CN2914206Y (en) * | 2006-06-16 | 2007-06-20 | 北京利达华信电子有限公司 | Smoke alarm labyrinth |
| CN101794493A (en) * | 2010-02-11 | 2010-08-04 | 河北北大青鸟环宇消防设备有限公司 | Labyrinth sheath of smoke-sensing detector |
| JP2015191562A (en) * | 2014-03-28 | 2015-11-02 | 能美防災株式会社 | Fire-alarm device |
| US20180322753A1 (en) * | 2016-01-18 | 2018-11-08 | Xenex Disinfection Services, Llc. | Smoke Detector Shields And Related Methods |
| CN205751126U (en) * | 2016-05-17 | 2016-11-30 | 四川赛科安全技术有限公司 | A kind of sense cigarette labyrinth |
| CN106056830A (en) * | 2016-06-20 | 2016-10-26 | 四川赛科安全技术有限公司 | Maze cover for photoelectric smoke sensing detector |
| CN106710127A (en) * | 2017-01-25 | 2017-05-24 | 福建工程学院 | Independent type photoelectric smoke sensing fire alarm device and working method |
| CN206483281U (en) * | 2017-01-25 | 2017-09-12 | 杭州棋绿通风设备有限公司 | Novel fume cleaning Smoke absorbing lamp |
| CN208298362U (en) * | 2018-07-03 | 2018-12-28 | 秦皇岛尼特智能科技有限公司 | A kind of fire hazard aerosol fog detection combined type labyrinth structure |
| CN208888973U (en) * | 2018-08-30 | 2019-05-21 | 南通正盈永益信息技术有限公司 | A kind of smoke alarm unit |
| CN210129275U (en) * | 2019-08-02 | 2020-03-06 | 四川赛科安全技术有限公司 | Top type reverse smoke inlet labyrinth structure |
| US11069224B1 (en) * | 2020-07-10 | 2021-07-20 | Everday Techology Co., Ltd. | Smoke detector and chamber |
Non-Patent Citations (1)
| Title |
|---|
| 李鹏: ""光电感烟火灾探测器的结构设计"", 《消防技术与产品信息》, no. 9, pages 46 - 47 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110322658B (en) | 2024-01-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100592344C (en) | Particle monitors and method improvement therefor | |
| WO2004001694A1 (en) | Fire detector | |
| US3874795A (en) | Smoke detector | |
| CN110009863A (en) | A kind of vertical double light path smoke detection labyrinth and its detection method | |
| CN110322658A (en) | A kind of top formula is reversely into cigarette labyrinth structure and its implementation | |
| CN100557418C (en) | A kind of implementation method of back photoelectric smoke induction investigator and device thereof | |
| CN210129275U (en) | Top type reverse smoke inlet labyrinth structure | |
| CN211044476U (en) | Smoke-sensitive labyrinth and smoke-sensitive detector | |
| CN110009864A (en) | A kind of vertical multi-pass two-way dispersion smoke sensing detector labyrinth | |
| CN111292500B (en) | Smoke-sensitive fire detection alarm | |
| CN209842821U (en) | Vertical forward smoke fire detector labyrinth combined by infrared light and blue light | |
| CN109949534A (en) | A kind of multi-pass two-way dispersion smoke sensing detector labyrinth | |
| WO2022016716A1 (en) | Multi-light-source optical dark chamber | |
| CN2469508Y (en) | Photoelectric smoke sensing detector | |
| CN2852113Y (en) | Upright bidirectional scattering smoke sensing detector labyrinth | |
| CN205177067U (en) | Optical smoke transducer | |
| WO2022016717A1 (en) | Optical dark chamber assembly for photoelectric smoke detector | |
| RU2301455C2 (en) | Horizontally ventilated smoke chamber | |
| CN210466660U (en) | Labyrinth of smoke detector | |
| DE102018000292A1 (en) | Smoke detector and method for detecting soiling or covering a smoke detector | |
| CN210293990U (en) | Particulate matter concentration detection device | |
| CN109979155A (en) | A kind of smoke detection labyrinth | |
| CN212228736U (en) | Optical darkroom assembly for photoelectric smoke-sensing fire detector | |
| CN209357202U (en) | Smoke sensitive fire hazard detection alarm | |
| RU2800978C1 (en) | Optical-electronic fire sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |